CN107913947A

CN107913947A - A kind of freezer liner production line of compound riveting station

Info

Publication number: CN107913947A
Application number: CN201711188568.0A
Authority: CN
Inventors: 段宗军; 王文青; 陈安伟; 梁西波; 孙敏; 韩雷雷; 葛孝华; 汤德斌; 陈轩; 金方; 周宇; 胡小彬
Original assignee: Anhui Kingpower Equipment and Mould Manufacture Co Ltd
Current assignee: Anhui Kingpower Equipment and Mould Manufacture Co Ltd
Priority date: 2017-11-24
Filing date: 2017-11-24
Publication date: 2018-04-17
Anticipated expiration: 2037-11-24
Also published as: CN107913947B

Abstract

The invention discloses a kind of freezer liner production line of compound riveting station, including the big coaming plate production line of U-shaped, the small coaming plate production line of U-shaped, Z-shaped soleplate production line, the degree of lip-rounding coaming plate riveting station, bottom plate rivet line.Two end lines of the small coaming plate of U-shaped for the small coaming plate production line preparation of the big coaming plate of U-shaped and U-shaped that degree of lip-rounding coaming plate riveting station is used to prepare the big coaming plate production line of U-shaped become degree of lip-rounding coaming plate after mutually riveting.Bottom plate rivet line is used to Z-shaped bottom plate prepared by degree of lip-rounding coaming plate and Z-shaped soleplate production line mutually riveting into freezer liner, including two pre- riveting stations, two four fillets riveting stations, two vertical edge end edge riveting stations, two side end edge riveting stations, two short side sides substep riveter positions and two blanking transition stations.

Description

A kind of freezer liner production line of compound riveting station

Technical field

The present invention relates to freezer liner automated production equipment.

Background technology

Freezer liner coaming plate is used to isolate freezer liner and refrigeration device.Freezer liner coaming plate is usually by Figured aluminium plate system Into.In general, freezer liner coaming plate adds again after becoming degree of lip-rounding coaming plate after mutually being riveted as the U-shaped coaming plate made by two pieces of Figured aluminium plates Formed after upper plate riveting.Become a degree of lip-rounding coaming plate after small one and large one riveting of two U-shaped coaming plates, then degree of lip-rounding coaming plate again with After Z-shaped bottom plate riveting, formation has step-like freezer liner coaming plate.Under the prior art, by two blocks of U-shaped coaming plates and Z-shaped bottom plate Between riveting by being accomplished manually.

The content of the invention

Problem to be solved by this invention：Freezer liner production automation.

To solve the above problems, the scheme that the present invention uses is as follows：

A kind of freezer liner production line of compound riveting station, including it is the big coaming plate production line of U-shaped, the small coaming plate production line of U-shaped, Z-shaped Soleplate production line, degree of lip-rounding coaming plate riveting station, bottom plate rivet line；The big coaming plate production line of U-shaped is used to prepare Figured aluminium plate Into the big coaming plate of U-shaped；The small coaming plate production line of U-shaped is used to Figured aluminium plate being prepared into the small coaming plate of U-shaped；The Z-shaped bottom plate production Line is used to Figured aluminium plate preparing z-shape bottom plate；The degree of lip-rounding coaming plate riveting station is used for the big coaming plate of U-shaped and the small coaming plate of U-shaped Two end lines mutually rivet after become degree of lip-rounding coaming plate；The bottom plate rivet line is used for degree of lip-rounding coaming plate and the mutual riveting of Z-shaped bottom plate It is connected into freezer liner；The bottom plate rivet line includes two pre- riveting stations, two four fillets riveting stations, two successively in order A vertical edge end edge riveting station, two side end edge riveting stations, two short side sides substep riveter positions；Described two pre- riveting works Position, two four fillets riveting stations, two vertical edge end edge riveting stations, two side end edge riveting stations, two short side sides point Step riveter positions are laterally arranged in order in order；The pre- riveting station is used for what is be combined between lip-sync coaming plate and Z-shaped bottom plate The multiple point positions chosen on corner line synchronize nail riveting, degree of lip-rounding coaming plate is mutually fixed with Z-shaped bottom plate；Four fillet rivets work Four fillets that position is used to be combined between lip-sync coaming plate and Z-shaped bottom plate are riveted；The vertical edge end edge riveting station is used Riveting is synchronized in two vertical corner lines to being combined between the big coaming plate of U-shaped and Z-shaped bottom plate and high-end corner line；It is described Side end edge riveting station is used for two long side linea angulatas and the small coaming plate of U-shaped to being combined between the big coaming plate of U-shaped and Z-shaped bottom plate The low side corner line being combined between Z-shaped bottom plate synchronizes riveting；The short side side substep riveter positions are used for enclose small to U-shaped The two short side corner lines substep being combined between plate and Z-shaped bottom plate is riveted.

Further, the degree of lip-rounding coaming plate riveting station is at the blanking of the big coaming plate production line of the U-shaped and the U-shaped is small Between the blanking of coaming plate production line；The first robot mechanical arm is equipped with the blanking of the big coaming plate production line of U-shaped；Described One robot mechanical arm is used to the big coaming plate of U-shaped that the big coaming plate production line of U-shaped is prepared being transferred to the degree of lip-rounding coaming plate riveting On station；The second robot mechanical arm is equipped with the blanking of the small coaming plate production line of U-shaped；Second robot mechanical arm is used It is transferred in the small coaming plate of U-shaped that the small coaming plate production line of the U-shaped is prepared on the degree of lip-rounding coaming plate riveting station.

Further, corner line gluing station is further included；The corner line gluing station is used on lip-sync coaming plate and Z-shaped bottom Advance gluing is carried out on the corner line that plate is combined before riveting；Described two pre- riveting stations, two four fillets riveting stations, Two vertical edge end edge riveting stations, two side end edge riveting stations, the tops of two short side sides substep riveter positions are across organic Tool hand track girder；The sucker manipulator that can be moved along the robot track beam is installed on the robot track beam； The pre- riveting station, four fillets riveting station, vertical edge end edge riveting station, side end edge riveting station, the substep riveting of short side side Liner supporting mechanism is separately installed with station；Liner supporting mechanism on the pre- riveting station is arranged on first longitudinal direction track On, and can be moved along the first longitudinal direction track；One end of the first longitudinal direction track is located at the robot track beam Lower section, the other end are rivet line feeding end；The rivet line feeding end is located at degree of lip-rounding coaming plate riveting station and the Z-shaped bottom Between the blanking of board assembly line；The corner line gluing station is arranged on degree of lip-rounding coaming plate riveting station and the rivet line Between material end.

Further, the bottom plate rivet line further includes two blanking transition stations；Described two pre- riveting stations, two four Fillet riveting station, two vertical edge end edges riveting stations, two side end edges riveting stations, two short side sides substep riveter positions, Two blanking transition stations are laterally arranged in order in order；The robot track beam be across it is described two it is pre- riveting stations, Two four fillets riveting stations, two vertical edge end edge riveting stations, two side end edge riveting stations, two short side side substep rivetings The top of station, two blanking transition stations；The liner supporting mechanism includes six pillar framework supporting mechanisms and liftable Cabinet mouth platform；The six pillars framework supporting mechanism includes six roots of sensation column；Six roots of sensation column four high two is short, forms the framework branch of step Support mechanism, is used to support freezer liner；The horizontal and vertical size adjustable of the six pillars framework supporting mechanism；The cabinet mouth platform ring The six pillars framework supporting mechanism is set, for being supported when freezer liner is tipped upside down on the six pillars framework supporting mechanism The cabinet mouth of freezer liner；The blanking transition station includes six pillar framework supporting mechanisms being installed on second longitudinal direction track； One end of the second longitudinal direction track is located at the lower section of the robot track beam, and the other end is rivet line discharging end.

Further, the pre- riveting station, four fillets riveting station, vertical edge end edge riveting station, side end edge riveting work Position, short side side are separately installed with liner supporting mechanism on substep riveter positions；The liner supporting mechanism includes six pillar framework branch Support mechanism and liftable cabinet mouth platform；The six pillars framework supporting mechanism includes six roots of sensation column；Four high two short, group of six roots of sensation column Into the framework supporting mechanism of step, freezer liner is used to support；The horizontal and vertical size of the six pillars framework supporting mechanism It is adjustable；Six pillar framework supporting mechanisms described in the cabinet mouth platform ring are set, for tipping upside down on the six pillars frame when freezer liner The cabinet mouth of freezer liner is supported when on body supporting mechanism.

Further, nail is installed it is riveted on the outside of the column of six pillar framework supporting mechanisms on riveting station in advance and puts；Pre- riveting Connect the top on station and be riveted and put for synchronizing nail riveting on the corner line that is combined between lip-sync coaming plate and Z-shaped bottom plate, make Degree of lip-rounding coaming plate is mutually fixed with Z-shaped bottom plate；The liner supporting mechanism longitudinal direction both ends of four fillets riveting station are respectively equipped with two difference Each it is installed on double fillet riveting mechanism groups of mechanical arm front end；Double fillet riveting mechanism groups are by two and the mechanical arm The fillet riveting set that outside is respectively facing in degree angle is formed；Vertical edge end edge rivets the liner supporting mechanism longitudinal direction both ends of station Double vertical edges each installed in mechanical arm front end are respectively equipped with to be riveted and put and end edge riveter structure；Double vertical edges, which are riveted, to be put by two Formed towards vertical edge riveter structure that is opposite and being vertically arranged；The liner supporting mechanism longitudinal direction two of side end edge riveting station End is respectively equipped with the double long side riveter structures and end edge riveter structure for being each installed on mechanical arm front end；Double long side riveter structures It is riveted to put towards opposite long side by two and is formed；Liner supporting mechanism longitudinal direction one end of short side side substep riveter positions is equipped with Double short side side riveter structures installed in mechanical arm front end；Double short sides while riveter structure by two towards opposite short side while be riveted Put and formed；The fillet that the fillet riveting set is used to be combined between lip-sync coaming plate and Z-shaped bottom plate is riveted；It is described Vertical edge riveter structure is used to rivet the vertical corner line being combined between the big coaming plate of U-shaped and Z-shaped bottom plate；The long side It is riveted and puts for being riveted to the long side linea angulata being combined between the big coaming plate of U-shaped and Z-shaped bottom plate；The short side side, which is riveted, puts For being riveted to the short side corner line being combined between the small coaming plate of U-shaped and Z-shaped bottom plate；The end edge riveter structure is used for U The high-end corner line being combined between the big coaming plate of shape and Z-shaped bottom plate is riveted, or for the big coaming plate of U-shaped and Z-shaped bottom plate Between the low side corner line that is combined riveted；The mechanical arm at least being capable of longitudinal extension.

Further, the six pillar frameworks support on the vertical edge end edge riveting station corresponding to the high-end corner line of freezer liner Between the two root posts top of mechanism, freezer liner low side corner line and long side linea angulata institute on the side end edge riveting station Between the two root posts top of corresponding six pillars framework supporting mechanism, adjustable bridge-type plate chain is installed；It is described adjustable One end of bridge-type plate chain is fixed on the top of a root post, and the other end connects after then bypassing the curved support block set on another column Connect bridge chain and pull mechanism；The adjustable bridge-type plate chain is sequentially connected in series by chain locking nub to be formed；The chain locking nub is by deck plate, block board Formed with series connection portion；The series connection portion is made of two blocks of axis hole plates；The both ends of axis hole plate are respectively equipped with the first axis hole and Two axis holes；Axis hole plate is equipped with bending part so that axis hole plate is in a zigzag；Two blocks of axis hole plates are oppositely arranged so that two pieces of axis holes The axle center of first axis hole of plate coincides, and the axle center of the second axis hole of two blocks of axis hole plates coincides, and causes the series connection of chain locking nub The first axis hole on two blocks of axis hole plates in portion can be stuck in the second axis hole on two blocks of axis hole plates in the series connection portion of adjacent chain locking nub Inner side；Pass through between the second axis hole on two blocks of axis hole plates of the first axis hole and adjacent chain locking nub on two blocks of axis hole plates of chain locking nub Bearing is connected, and enables two pieces of adjacent chain locking nubs around the axis rotation of bearing；Block board is installed on two blocks of axis hole plates Side, it is and parallel with the axle center of the first axis hole；Deck plate is installed on block board, and equal with the axle center of the first axis hole OK；The width of deck plate and block board is identical with the first axis hole on axis hole plate and the distance of shaft centers of the second axis hole；Deck plate and card Position plate shifts to install so that zigzag structure is formed between deck plate and block board.

Further, the fillet riveting set includes horizontal fillet edge-folding mechanism, fillet pressing plate edge-folding mechanism and fillet Rivet rack；The horizontal fillet edge-folding mechanism is located at the lower section of the fillet pressing plate edge-folding mechanism；The horizontal fillet flanging Mechanism includes horizontal fillet hemming die bar and fillet horizontal air cylinder；Horizontal fillet hemming die bar is installed on fillet riveting rack On, be connected with fillet horizontal air cylinder, and can under the driving of fillet horizontal air cylinder horizontal shifting；Horizontal fillet hemming die Bar front end face is equipped with the die cavity that horizontal cross-section is in circular arc；The fillet pressing plate edge-folding mechanism includes fillet vertical cylinder, fillet Mould bar crane, fillet clamp block and vertical fillet hemming die bar；Fillet mould bar crane is installed on the fillet riveting machine On frame, it is connected with fillet vertical cylinder, and can be lifted under the driving of fillet vertical cylinder；Fillet clamp block passes through spring stack machine Structure is installed on the lower section of fillet mould bar crane；Vertical fillet hemming die bar is fixed on the lower section of fillet mould bar crane；Vertically The front end face of fillet hemming die bar is equipped with the die cavity that horizontal cross-section is in circular arc；The fillet phase of the die cavity and freezer liner bottom plate Matching.

Further, double long side riveter structures are including roller bracket and simultaneously symmetrical multiple installed in roller bracket both sides Pinch roller；Multiple pinch rollers installed in roller bracket both sides form rolling formula edge-folding mechanism；The pinch roller is not connected to dynamical system；Institute Stating rolling formula edge-folding mechanism includes：First section pinch roller external member, stage casing pinch roller external member and endpiece pinch roller external member；The first section pinch roller set Part, stage casing pinch roller external member and endpiece pinch roller external member are in order successively in tandem；The first section pinch roller external member includes at least three Parallel press nips；The parallel press nips include the horizontal and parallel upper pressure wheel and lower pressure wheel in axle center；Wherein described lower pressure wheel position Below the upper pressure wheel, and the lower pressure wheel includes the conical surface；The conical surface of the cylinder of the upper pressure wheel and the lower pressure wheel Form acute angle clamping opening；The cone angle of each lower pressure wheel conical surface is from big to small successively in tandem；The stage casing pinch roller external member is extremely Include two stage casing pinch rollers less；The stage casing pinch roller includes conical surface portion and pressing plate portion；Pressing plate portion is located at the outside of conical surface portion；It is described The cone angle of the conical surface portion of each stage casing pinch roller is from small to large successively in tandem；The endpiece pinch roller external member includes at least one and hangs down Straight press nips；The vertical press nips include the top pressure wheel of axle center level and the lateral pressure wheel that axle center is vertical；The top that lateral pressure wheel is located at Below pinch roller axle center, and lateral pressure wheel axle center and top pressure wheel axle center are located on same perpendicular；The cylinder of top pressure wheel and side pressure The cylinder cells clamping opening at a right angle of wheel.

Further, the vertical edge riveter structure is installed on vertical edge riveting stent, including straight flange gripping mechanism and straight flange pressing plate Bending mechanism；The straight flange pressing plate bending mechanism includes straight flange pressing plate mould bar, straight flange bender bar and straight flange bogie；Straight flange pressure Template die bar is installed on the front of straight flange bogie by spring stack mechanism；Straight flange bender bar is installed on straight by mould bar installing plate The front of side bogie；Straight flange pressing plate mould bar is located at the outside of straight flange bender bar, and parallel and tight with straight flange bender bar Patch；Straight flange gripping mechanism is located at the inner side of straight flange bender bar, and parallel with straight flange bender bar；The front of vertical edge riveting stent Vertical clamping opening installing plate is installed；The straight flange gripping mechanism of two straight flange riveter structures is separately mounted to clamping opening installing plate Both sides；Straight flange gripping mechanism includes straight flange clamping opening gap, straight flange clamping opening guide plate and straight flange clamping opening fixture block；Straight flange clamping opening guide plate L-shaped structure is formed positioned at the outside of clamping opening installing plate, and with the side of clamping opening installing plate；Straight flange clamping opening fixture block is located at the L-shaped knot The inside of structure, and installed in the outside of clamping opening installing plate, and positioned at the front of straight flange clamping opening guide plate；It is straight flange between straight flange clamping opening Strip gap between clamping opening fixture block and straight flange clamping opening guide plate, towards outer openings.

The technique effect of the present invention is as follows：The present invention realizes the full-automation that freezer liner is prepared by Figured aluminium plate.

Brief description of the drawings

Fig. 1 is the overall structure diagram of the embodiment of the present invention.

Fig. 2 and Fig. 3 is the schematic top plan view of bottom plate rivet line of the present invention.Wherein Fig. 3 conceals robot track and machinery Hand.

Fig. 4 is the position schematic diagram for needing to rivet between freezer liner degree of lip-rounding coaming plate and Z-shaped bottom plate.

Fig. 5 is the structure before being riveted at the corner line and fillet being combined between degree of lip-rounding coaming plate and Z-shaped bottom plate.

Fig. 6 is the structure after being riveted at the corner line and fillet being combined between degree of lip-rounding coaming plate and Z-shaped bottom plate.

Fig. 7 is the structure diagram of liner supporting mechanism.

Fig. 8 and Fig. 9 is the structure diagram of the different visual angles of six pillar framework supporting mechanisms.

Figure 10 is that the structure that transverse adjusting mechanism and synchronous spacing adjust driving mechanism in six pillar framework supporting mechanisms is shown It is intended to.

Figure 11 is the integrated model schematic diagram of pre- riveting equipment.

Figure 12 is that the top in pre- riveting equipment is riveted the point position schematic layout pattern corresponding to putting on freezer liner.

Figure 13 is that installation top is riveted the structure put in the second column group in six pillar framework supporting mechanisms in pre- riveting equipment Schematic diagram.

Figure 14 is that nail is riveted the structure diagram put.Figure 15 is that nail is riveted the structure diagram for putting middle nail riveting swing span.

Figure 16 is the structure diagram of fillet riveting set.

Figure 17 is that double vertical edges are riveted the structure diagram put.

Figure 18 is the structure diagram of end edge riveter structure.

Figure 19 is the structure diagram of straight flange gripping mechanism in end edge riveter structure.

Figure 20 is the overall structure diagram of double long side riveter structures.

Figure 21, Figure 22, Figure 23 are three parallel press nips of first section pinch roller external member in double long side riveter structures respectively.

Figure 24 and Figure 25 is two stage casing pinch rollers of stage casing pinch roller external member in double long side riveter structures respectively.

Figure 26 is the vertical press nips in endpiece pinch roller external member in double long side riveter structures.

Figure 27 is the mechanical arm mounting structure schematic diagram of a double fillet riveting mechanism groups in four fillets riveting station.

Figure 28 and Figure 29 is the horizontal and vertical structure diagram of mechanical arm in Figure 27 respectively.

Figure 30 is the mounting structure schematic diagram of adjustable bridge-type plate chain.

Figure 31 is the enlarged drawing of top-right part in Figure 30.

Figure 32 is the structure diagram concealed in Figure 31 after adjustable bridge-type plate chain.

Figure 33 and Figure 34 is the schematic diagram of the part chain locking nub of adjustable bridge-type plate chain.Wherein, Figure 33 is adjustable bridge-type plate chain The state being straightened, Figure 34 are the states being unidirectionally bent.

Figure 35 is that chain locking nub looks up three-dimensional structure diagram.

Figure 36 is the lateral dimensions schematic diagram of chain locking nub.

Figure 37 is degree of lip-rounding coaming plate riveting station and the enlarged drawing of corner line gluing station part in Fig. 1.

Embodiment

The present invention is described in further details below in conjunction with the accompanying drawings.

As shown in Figure 1, a kind of freezer liner production line, including the big coaming plate production line 1000 of U-shaped, the small coaming plate production line of U-shaped 2000th, Z-shaped soleplate production line 4000, degree of lip-rounding coaming plate riveting station 3000, corner line gluing station 7000, bottom plate rivet line 5000th, side punching station 6000 and end gluing station 8000.The big coaming plate production line 1000 of U-shaped is used for Figured aluminium plate system For into the big coaming plate of U-shaped, its concrete structure can be found in the Application No. that the applicant submitted July 12 in 2017 201710563981.4 a kind of big coaming plate production line of freezer liner U-shaped, this specification repeats no more.The small coaming plate production line of U-shaped 200 are used to Figured aluminium plate being prepared into the small coaming plate of U-shaped, its concrete structure can be found in disclosed in patent document CN107138563A A kind of freezer liner degree of lip-rounding coaming plate production line, this specification repeat no more.Refrigerator disclosed in patent document CN107138563A Liner degree of lip-rounding coaming plate production line is not only able to the degree of lip-rounding coaming plate of production small size, while the U-shaped that can be used for production small size encloses Plate, that is, the small coaming plate of U-shaped.Z-shaped soleplate production line is used to Figured aluminium plate preparing z-shape bottom plate, its concrete structure can be found in A kind of Z-shaped bottom plate production of freezer liner for the Application No. 20171056737.7 that the applicant submitted on July 13rd, 2017 Line, this specification repeat no more.Degree of lip-rounding coaming plate riveting station is used for two end lines of the big coaming plate of U-shaped and the small coaming plate of U-shaped are mutual Become degree of lip-rounding coaming plate after riveting.Degree of lip-rounding coaming plate riveting station is equipped with degree of lip-rounding coaming plate riveting equipment 3001.The riveting of degree of lip-rounding coaming plate is set Standby 3001 refer to a kind of housing riveting equipment disclosed in 105798180 A of patent document CN, and this specification repeats no more.

As shown in figure 37, degree of lip-rounding coaming plate riveting equipment 3001 is located at 1001 and U at the blanking of the big coaming plate production line 1000 of U-shaped Between 2001 at the blanking of the small coaming plate production line 2000 of shape.1001 and the small coaming plate production line of U-shaped at the big coaming plate production line blanking of U-shaped 2001 are then located in two diagonal orientations of degree of lip-rounding coaming plate riveting equipment 3001 respectively at blanking.The big coaming plate production line 1000 of U-shaped Blanking at the first robot mechanical arm 1002 is equipped between 1001 and degree of lip-rounding coaming plate riveting equipment 3001.First robotic Hand 1002 is faced 1001 at the blanking of the big coaming plate production line 1000 of U-shaped, and is flushed with the longitudinal direction of degree of lip-rounding coaming plate riveting equipment 3001. The second robot mechanical arm is equipped with the blanking of the small coaming plate production line 2000 of U-shaped between 2001 and degree of lip-rounding coaming plate riveting equipment 3001 2002.Second robot mechanical arm 2002 is faced 2001 at the blanking of the small coaming plate production line 2000 of U-shaped, and with degree of lip-rounding coaming plate riveting The longitudinal direction of equipment 3001 is connect to flush.Namely the first robot mechanical arm 1002 and the second robot mechanical arm 2002 are respectively in the degree of lip-rounding Longitudinal both ends of coaming plate riveting equipment 3001.First robot mechanical arm 1002 is used to be made by the big coaming plate production line 1000 of U-shaped The standby big coaming plate of U-shaped formed is transferred on degree of lip-rounding coaming plate riveting equipment 3001 from the big coaming plate production line blanking of U-shaped 1001.Second Robot mechanical arm 2002 is used to be produced from the small coaming plate of U-shaped by the small coaming plate of U-shaped that the small coaming plate production line 2000 of U-shaped is prepared 2001 are transferred on degree of lip-rounding coaming plate riveting equipment 3001 at line blanking.

Bottom plate rivet line 5000 is used to degree of lip-rounding coaming plate and Z-shaped bottom plate mutually riveting into freezer liner, such as Fig. 2, Fig. 3 institute Show, including two pre- riveting station 5100A and 5100B, two four fillets riveting station 5200A and 5200B, two vertical edge end edges Rivet station 5300A and 5300B, two side end edge riveting station 5400A and 5400B, two short side sides substep riveter positions 5500A and 5500B, two blanking transitions station 5600A and 5600B, and robot track beam 5700.Pre- riveting station is used for The multiple point positions chosen on the corner line being combined between lip-sync coaming plate and Z-shaped bottom plate synchronize nail riveting, make degree of lip-rounding coaming plate Mutually fixed with Z-shaped bottom plate.Four fillets that four fillets riveting station is used to be combined between lip-sync coaming plate and Z-shaped bottom plate carry out Riveting.Vertical edge end edge riveting station is used for two vertical corner lines being combined between the big coaming plate of U-shaped and Z-shaped bottom plate and high-end Corner line synchronizes riveting.Side end edge riveting station is used for two long to what is be combined between the big coaming plate of U-shaped and Z-shaped bottom plate The low side corner line being combined between side linea angulata and the small coaming plate of U-shaped and Z-shaped bottom plate synchronizes riveting.Short side side substep riveter Position is used to rivet the two short side corner lines substep being combined between the small coaming plate of U-shaped and Z-shaped bottom plate.Wherein, pre- riveting Station, four fillets riveting station, vertical edge end edge riveting station, side end edge riveting station and short side side substep riveter positions difference are each Self installation has liner supporting mechanism 5800.Liner supporting mechanism 5800 on pre- riveting station is installed on first longitudinal direction track 5110 On, and can be vertically moved along first longitudinal direction track 5110.Liner supporting mechanism 5800, as shown in figure 4, including six pillars Framework supporting mechanism 13 and liftable cabinet mouth platform 111.Six pillar framework supporting mechanisms 13 are used to placing and supporting freezer liner, Including six roots of sensation column.Six roots of sensation column four high two is short, forms the framework supporting mechanism of step.Six pillar framework supporting mechanism 13 is horizontal To adjustable with longitudinal size.111 ring of cabinet mouth platform, six pillar framework supporting mechanism 13 is set.When freezer liner tips upside down on six pillar frames When on body supporting mechanism 13, liftable cabinet mouth platform 111 is used to support the cabinet mouth of freezer liner.Blanking transition station includes installation On second longitudinal direction track 5610, and the six pillar framework supporting mechanisms 13 that can be moved along second longitudinal direction track 5610.Two A pre- riveting station 5100A and 5100B, two four fillets riveting stations 5200A and 5200B, two vertical edge end edge riveting stations 5300A and 5300B, two side end edges riveting stations 5400A and 5400B, two short side side substep riveter position 5500A and 5500B, two blanking transition stations 5600A and 5600B are laterally arranged in order in order, and six pillar frames on each station 13 transverse center of body supporting mechanism is equidistant.In Fig. 2, Fig. 3, the direction represented by arrow X is horizontal, the direction represented by arrow Y For longitudinal direction.Robot track beam 5700 is across two pre- riveting station 5100A and 5100B, two four fillets riveting stations 5200A and 5200B, two vertical edge end edges riveting station 5300A and 5300B, two side end edges riveting station 5400A and 5400B, two short side sides substep riveter positions 5500A and 5500B, the top of two blanking transition stations 5600A and 5600B, and Horizontal cross is set.5-linked sucker manipulator is installed on robot track beam 5700.5-linked sucker manipulator is enclosed for the degree of lip-rounding Freezer liner after plate is mutually fixed with Z-shaped bottom plate is sequentially transmitted in order on each station.First longitudinal direction track 5110, second is vertical It is parallel to track 5610 and perpendicular with robot track beam 5700.One end of first longitudinal direction track 5110 is located at manipulator The lower section of track girder 5700, the other end are rivet line feeding end 5120.One end of second longitudinal direction track 5610 is located at manipulator rail The lower section of road beam 5700, the other end are rivet line discharging end 5620.

Rivet line feeding end 5120 be located at the degree of lip-rounding coaming plate riveting station 3000 and Z-shaped soleplate production line 4000 blanking at it Between.Corner line gluing station 7000 is arranged between degree of lip-rounding coaming plate riveting station 3000 and rivet line feeding end 5120.Corner line is beaten Glue station 7000 is used for the corner line that on lip-sync coaming plate and Z-shaped bottom plate is combined and advance gluing is carried out before riveting so that mouth Shape coaming plate and Z-shaped bottom plate are after bottom plate rivet line 5000, and the rivet line on degree of lip-rounding coaming plate between Z-shaped bottom plate is by glue sealing. In the present embodiment, the gluing operation of corner line gluing station 7000 is before bottom plate rivet line 5000 rivets operation, this area skill Art personnel understand that corner line gluing station 7000 can also be arranged on after the riveting operation of bottom plate rivet line 5000.In view of riveting Afterwards again gluing when glue be not easily penetrated into rivet line gap effect it is not so good the problem of and each station process section of rivet line The problem of playing, gluing before the present invention preferentially rivets on degree of lip-rounding coaming plate with Z-shaped bottom plate.Corner line gluing station 7000 includes the degree of lip-rounding Enclosure support mechanism 7001 and Liang Ge gluings robot 7002 and 7003.Liang Ge gluings robot 7002 and 7003 is respectively arranged on mouth Two offsides of shape enclosure support mechanism 7001.Gluing robot 7002 and 7003 is outsourcing piece, and this specification repeats no more.Mouthful Shape enclosure support mechanism 7001 may be referred to the housing corner supporting mechanism or foregoing in 105798180 A of patent document CN Liner supporting mechanism 5800.Degree of lip-rounding coaming plate riveting equipment 3001, degree of lip-rounding enclosure support mechanism 7001, rivet line feeding end 5120 And at the blanking of Z-shaped soleplate production line 4000 above be crossed with the second robot track beam 2500.Second robot track The sucker manipulator being provided with beam 2500 between degree of lip-rounding coaming plate riveting station 3000 and corner line gluing station 7000, corner line Sucker manipulator between gluing station 7000 and rivet line feeding end 5120, and at the blanking of Z-shaped soleplate production line 4000 Sucker manipulator between rivet line feeding end 5120.

Side punching station 6000 is punched out for the side of freezer liner after lip-sync coaming plate and the riveting of Z-shaped bottom plate. End gluing station 8000 is used to carry out gluing to the rivet line between the big coaming plate of U-shaped and the small coaming plate of U-shaped.Side punching station 6000 between rivet line discharging end 5620 and end gluing station 8000.Rivet line discharging end 5620, side punching station The 3rd robot track beam 6001 is crossed between 6000 and end gluing station 8000.Pacify on 3rd robot track beam 6001 Equipped with the sucker manipulator between rivet line discharging end 5620 and side punching station 6000, and 6000 He of side punching station Sucker manipulator between end gluing station 8000.That is, in the present embodiment, the punching of side punching station 6000 is made Industry is before the gluing operation of end gluing station 8000.This is because to be located at U-shaped big for 6000 hole puncheds of side punching station On rivet line between coaming plate and the small coaming plate of U-shaped.If the gluing before punching, the punch of side punching station 6000 easily glues Upper glue.End gluing station 8000 is made of liner supporting mechanism and Liang Ge gluings robot, and structure is the same as foregoing corner line Gluing station 7000 is identical.Side punching station 6000 can refer to a kind of housing disclosed in 105798180 A of patent document CN Riveting equipment.Only need that punch is installed on the riveting shock plate in the housing riveting equipment.

Side punching station 6000 is an optional station.It is big that if punching station 6000 hole puncheds in side are located at U-shaped On coaming plate, at this time, the punching operation of side punching station 6000 can be complete in the die cutting device of the big coaming plate production line 1000 of U-shaped Into without side punching station 6000.In such cases, the gluing operation that end gluing station 8000 is done can also be preceding State and completed on corner line gluing station 7000, that is to say, that end gluing station 8000 can also omit, or can be by end Gluing station 8000 is moved between at degree of lip-rounding coaming plate riveting station 3000 and the big coaming plate production line blanking of U-shaped 1001.Work as end When gluing station 8000 omits, corner line gluing station 7000 is except wanting the corner that on lip-sync coaming plate and Z-shaped bottom plate is combined Line carries out advance gluing before riveting, it is also necessary to carries out gluing to the rivet line between the big coaming plate of U-shaped and the small coaming plate of U-shaped.Work as end End gluing station 8000 move to degree of lip-rounding coaming plate rivet 1001 at station 3000 and the big coaming plate production line blanking of U-shaped between when, end End gluing station 8000 is for the pre- gluing operation before mutually being riveted to the big coaming plate of U-shaped and the small coaming plate of U-shaped.

As shown in Figure 4.Fig. 4 is a freezer liner being buckled to, and 3901 be Z-shaped bottom plate, and 3902 be the big coaming plate of U-shaped, 3903 For the small coaming plate of U-shaped.Degree of lip-rounding coaming plate is formed after the big coaming plate 3902 of U-shaped and the mutually riveting of the small coaming plate 3903 of U-shaped.The degree of lip-rounding coaming plate and Z Shape bottom plate 3901 carries out riveting and eventually becomes freezer liner again.The Z-shaped bottom plate of freezer liner mutually rivets needs with degree of lip-rounding coaming plate Rivet eight sides linea angulata and four fillets.This eight sides linea angulata, is respectively that the big coaming plate 3902 of U-shaped and Z-shaped bottom plate 3901 are combined High-end corner line E1, long side linea angulata E2, E3, vertical corner line E4, E5,3901 phase knot of the small coaming plate 3903 of U-shaped and Z-shaped bottom plate Short side corner line E6, E7 and low side corner line E8 of conjunction.This four fillets, are respectively A1, A2, A3, A4.Wherein, fillet A1 It is located at the both ends of low side corner line E8 respectively with A2；Fillet A3 and A4 are located at the both ends of high-end corner line E1 respectively.Fillet A1 and For A4 to be mutually diagonal, A2 and A3 are mutually diagonal.When Z-shaped bottom plate is mutually riveted with degree of lip-rounding coaming plate, Z-shaped bottom plate is placed with degree of lip-rounding coaming plate On liner supporting mechanism 5800.Z-shaped bottom plate passes through Z with the mutual riveting between the corner line and fillet that degree of lip-rounding coaming plate is combined What the folding of the small 3903 edge flanging of coaming plate of the big coaming plate 3902 of shape bottom plate 3901, U-shaped, U-shaped was realized.As shown in Figure 5, Figure 6.Fig. 5, In Fig. 6,3901 be Z-shaped bottom plate, and 3902 be the big coaming plate of U-shaped, and 4903 be bottom plate bending edges, and 4904 be coaming plate bending edges.Before riveting, As shown in figure 5, Z-shaped bottom plate 3901 and big 3902 main part of coaming plate of U-shaped are perpendicular, coaming plate bending edges 4904 are stuck in bottom plate bending Within side 4903, coaming plate bending edges are clamped in bottom plate bending edges 4903 by the further bending of bottom plate bending edges by riveting process first Between Z-shaped 3901 body rim of bottom plate, so as to form the corner edge of trilaminate structure, the then trilaminate structure Corner edge further bending, ultimately forms the riveting corner 4906 of four multilayer laminated structures as shown in Figure 6.It is above-mentioned to rivet Journey is suitable for above-mentioned eight sides linea angulata and four fillets.Riveting between above-mentioned eight sides linea angulata and four fillets is riveted by bottom plate Line 5000 is completed.

Cabinet mouth platform 111 on liner supporting mechanism 5800, as shown in fig. 7, six pillar framework supporting mechanism 13 of ring is set, It is exactly to be provided with leghole on cabinet mouth platform 111.The six roots of sensation column of six pillar framework supporting mechanisms 13 is each passed through corresponding column Hole.Cabinet mouth platform 111 is connected with cabinet mouth platform elevating mechanism, and realizes that lifting is adjustable by cabinet mouth platform elevating mechanism.Cabinet mouth platform lifts Mechanism is used to drive cabinet mouth platform 111 to lift, including chain 112,113 and four sleeve screw rod column sleeve mechanism of motor.Screw column sleeve machine Structure includes silk braid column 121, screw column 122, drive gear 123 and two clamping gears 124.Silk braid column 121 is vertically installed at branch On support base 110.Screw column 122 is vertically arranged in the silk braid hole of silk braid column 121.Four screw column sleeve mechanisms are located at respectively The corner of support frame base 110.Cabinet mouth platform 111 is installed on the top of screw column 122, in horizontally disposed.Cabinet mouth platform 111 is four directions Shape plate body, its corner each correspond to a sleeve screw rod column sleeve mechanism respectively.The top of silk braid column 121 is provided with horizontal gear installation Platform 125.Drive gear 123 is installed on screw column 122, and positioned at the top of gear erecting bed 125.Two clamping gears 124 On gear erecting bed 125, respectively positioned at the both sides of drive gear 123.Drive gear 123 can be same with screw column 122 Step rotates.When drive gear 123 rotates, screw column 122 is driven to rotate.Rotating screw column 122 passes through screw column 122 and silk Threaded function driving screw column 122 between sleeve column 121 lifts, so as to drive cabinet mouth platform 111 to lift.Motor 113 is installed on branch On support base 110, and it is connected with driving gear 114.Install and be provided with two transition gears on the table top of driving gear 114 115.Drive gear 123, clamping gear 124, driving gear 114 and transition gear 115 are respectively positioned in identical height.Chain 112 intersect around driving gear 114, transition gear 115, drive gear 123 and clamping gear 124.Wherein, in driving gear 114 and transition gear 115 at, chain 112 is around driving gear 114 and two transition gears 115 so that chain 112 is in Ω knots Structure, and be meshed at the same time with driving gear 114 and two transition gears 115.At drive gear 123 and clamping gear 124, chain Bar 112 is held between drive gear 123 and clamping gear 124, and is nibbled at the same time with drive gear 123 and clamping 124 phase of gear Close.Thus, when motor 113 drives driving gear 114 to rotate, chain 112 rotates movement therewith, and then drives each screw column The drive gear 123 of set mechanism rotates, and by the screw thread engagement between screw column 122 and silk braid column 121, drives cabinet mouth platform 111 liftings.

The concrete structure of six pillar framework supporting mechanisms 13, as shown in Fig. 7, Fig. 8, Fig. 9, Figure 10.Six pillar frameworks support The six roots of sensation column of mechanism 13 is divided into three sets of column groups, often covers column group and includes two mutually level columns.Three sets of column components It is not：First column group, the second column group and the 3rd column group.The column of first column group and the second column group is with height, for height Column 1331.The column of 3rd column group is shorter than the column of the first column group and the second column group, is short column 1332.Also It is that the six roots of sensation column of six pillar framework supporting mechanisms 13 includes four high column 1331 and two short column 1332.First column Group, the second column group and the 3rd column group are sequentially arranged successively, and in longitudinal central axis line.Two of three sets of column groups are vertical Column is respectively arranged on the both sides of longitudinal central axis line, and is symmetrical using longitudinal central axis line, and between the two root posts of three sets of column groups Spacing it is identical, and thus can match Z-shaped bottom plate in the top group stepped structure of six roots of sensation column.

The two high column 1331 of first column group is vertically arranged in first longitudinal direction translation plates by transverse adjusting mechanism On 1313.The two high column 1331 of second column group is vertically arranged on longitudinally fixed plate 1317 by transverse adjusting mechanism. The two short column 1332 of 3rd column group is vertically arranged in second longitudinal direction translation plates 1316 by transverse adjusting mechanism.First Longitudinal translation plate 1313 and second longitudinal direction translation plates 1316 are horizontally arranged at the longitudinal direction cunning parallel to longitudinal central axis line by sliding block On rail 1311, and it is connected to longitudinal translation driving mechanism：First longitudinal direction translational drive mechanism and second longitudinal direction driven in translation Mechanism.Longitudinal slide rail 1311 is horizontally arranged on bottom plate 1300.Bottom plate 1300 is then horizontally fixed on support frame base 110.Branch Support base 110 is then installed on station base.

First longitudinal direction translational drive mechanism and second longitudinal direction translational drive mechanism are respectively used to driving first longitudinal direction translation plates 1313 and second longitudinal direction translation plates 1316 moved along longitudinal central axis line.First longitudinal direction translational drive mechanism drives including first longitudinal direction Motor 1310 and first longitudinal direction screw 1312.First longitudinal direction screw 1312 is located in longitudinal central axis line, and connects first longitudinal direction drive Dynamic motor 1310.First longitudinal direction screw 1312 connects first longitudinal direction translation plates 1313 by silk braid.Thus, first longitudinal direction driving electricity Machine 1310 drives first longitudinal direction screw 1312 to rotate, and passes through 1313 bottom of first longitudinal direction screw 1312 and first longitudinal direction translation plates Screw thread engagement between silk braid, driving first longitudinal direction translation plates 1313 translate in longitudinal slide rail 1311.Second longitudinal direction is put down Moving driving mechanism includes second longitudinal direction driving motor 1314 and second longitudinal direction screw 1315.Second longitudinal direction screw 1315 is positioned at longitudinal direction On central axes, and connect second longitudinal direction driving motor 1314.Second longitudinal direction screw 1315 connects second longitudinal direction by silk braid and translates Plate 1316.Thus, second longitudinal direction driving motor 1314 drives second longitudinal direction screw 1315 to rotate, and passes through second longitudinal direction screw 1315 Screw thread engagement between the silk braid of 1316 bottom of second longitudinal direction translation plates, driving second longitudinal direction translation plates 1316 are in longitudinal direction Translated on slide 1311.When first longitudinal direction translational drive mechanism and second longitudinal direction translational drive mechanism drive first longitudinal direction to put down respectively When moving plate 1313 and second longitudinal direction translation plates 1316 and moving so that two of the first column group in first longitudinal direction translation plates 1313 The two root posts of the 3rd column group on column and second longitudinal direction translation plates 1316 are moved relative to the two root posts of the second column group It is dynamic, so as to adjust fore-and-aft distance between column group, that is, adjust six pillar framework supporting mechanisms, 13 longitudinal size.

Transverse adjusting mechanism is used to adjust the spacing in column group between two root posts, and then adjusts the support of six pillar frameworks The lateral dimension of mechanism 13.Three transverse adjusting mechanisms corresponding to three sets of column groups are connected with synchronous spacing adjustment driving machine Structure.Synchronous spacing adjustment driving mechanism is used to drive each transverse adjusting mechanism and causes each transverse adjusting mechanism adjustment column spacing It is synchronous.Synchronous spacing adjustment driving mechanism includes the first vertical petal shaft transmission 1301, the second vertical petal axis driver Structure 1302, the 3rd vertical petal shaft transmission 1303, petal axis 1304 and the wide motor 1305 of tune.Transverse adjusting mechanism, such as schemes Shown in 10, including cross lead screw 1321 and horizontal slide rail 1322.The two root posts bottom of column group is perpendicular by sliding block 1323 respectively Directly it is erected in horizontal slide rail 1322.Level is erected at first longitudinal direction and puts down respectively for horizontal slide rail 1322 corresponding to three sets of column groups Move plate 1313, longitudinally fixed plate 1317, in second longitudinal direction translation plates 1316.Horizontal slide rail 1322 is transversely to the machine direction slide 1311. Cross lead screw 1321 is equipped with forward and reverse screw thread, parallel with horizontal slide rail 1322.The two root posts bottom of column group passes through silk braid The forward screw thread and reverse thread of cross lead screw 1321 are connected respectively, so that can be driven when cross lead screw 1321 rotates The two root posts of corresponding column group move in a reverse direction in horizontal slide rail 1322.First vertical petal shaft transmission 1301st, the second vertical 1302 and the 3rd vertical petal shaft transmission 1303 of petal shaft transmission is arranged on petal axis 1304, And it can be moved along petal axis 1304.Petal axis 1304 is parallel to longitudinal slide rail 1311, and perpendicular to transverse adjusting mechanism Cross lead screw 1321.Petal axis 1304 is driven by the first vertical petal shaft transmission 1301, the second vertical petal axis respectively 1302 and the 3rd vertical petal shaft transmission 1303 of mechanism connects the transverse direction of the transverse adjusting mechanism corresponding to three sets of column groups Screw 1321.Wide motor 1305 is adjusted in the connection of petal axis 1304.Thus, when adjusting wide motor 1305 to drive petal axis 1304 to rotate, spend Valve axis 1304 is hung down by the first vertical petal shaft transmission 1301, the second vertical petal shaft transmission 1302 and the 3rd respectively Straight petal shaft transmission 1303 drives the cross lead screw 1321 of the transverse adjusting mechanism corresponding to three sets of column groups to rotate, so that Adjust the spacing between the two root posts of three sets of column groups.Petal axis 1304 is the same as the splined shaft in 105798180 A of CN.

On the outside of the column of six pillar framework supporting mechanisms 13 on pre- riveting station, as shown in figure 11, multiple nails are installed It is riveted and puts 312.Liner supporting mechanism and top on pre- riveting station, which are riveted, puts the pre- riveting equipment of composition.Top on pre- riveting station It is riveted and puts 312 and be used to carry out nail riveting on the corner lines that are combined between lip-sync coaming plate and Z-shaped bottom plate, makes degree of lip-rounding coaming plate and Z-shaped Bottom plate is mutually fixed.In the present embodiment, nail, which is riveted, puts 312 a total of 8, respectively corresponding 8 point positions as shown in figure 12.8 points Position is respectively：Point position P1, the P2 at long side linea angulata E2 both ends, point position P3, the P4 at long side linea angulata E3 both ends, vertical corner line E4 On point position P5, vertical corner line E5 on point position P6, the point on point position P7 and short side corner line E7 on short side corner line E6 Position P8.The nail riveting of point position P1, P3 are respectively by installed in six pillar framework supporting mechanisms, 13 first column group two root posts outside minute Two nails do not installed, which are riveted, puts 312 realizations nail riveting.The nail riveting of point position P7, P8 are respectively by installed in six pillar framework supporting mechanisms Two nails installed respectively on the outside of 13 the 3rd column group two root posts, which are riveted, puts 312 realizations nail riveting.Point position P2, P4, P5, P6 difference It is riveted by four nails installed respectively on the outside of six pillar framework supporting mechanisms, 13 second column group two root posts and puts 312 in fact Riveting is now followed closely, as shown in figure 13.In Figure 13,1331 be two high columns of six pillar framework supporting mechanisms, 13 second column group.Two The outside of the high column 1331 of root is provided with vertical nail riveting mounting post 311 by the installation frame plate 314 of bottom.Two nail riveting installations The top of column 311 is separately installed with two nails and is riveted and puts 312.

Nail, which is riveted, puts 312, as shown in Figure 14, Figure 15, including pan carriage bottom plate 32, pan carriage 33, flat-removing air cyclinder 331, nail Riveting swing span 34, wobble drive frame 35, oscillating cylinder 351.Pan carriage bottom plate 32 is installed in nail riveting mounting post.Pan carriage bottom plate Card slot is provided with 32.Pan carriage 33 is stuck on card slot so that pan carriage 33 can move back and forth on pan carriage bottom plate 32.It is flat The card slot on frame bottom plate 32 is moved by tipping upside down on two blocks of L-shaped slide-and-guide plates 321 on 32 both sides of pan carriage bottom plate and being installed on Constructed by straight guiding snap-gauge 322 between two blocks of L-shaped slide-and-guide plates 321.Two blocks of L-shaped slide-and-guide plates 321 are symmetrical, And it is parallel to each other.Tip upside down on formation wing groove between L-shaped slide-and-guide plate 321 and pan carriage bottom plate 32 on pan carriage bottom plate 32. Straight guiding snap-gauge 322 is installed on pan carriage bottom plate 32, and positioned at the middle of two blocks of L-shaped slide-and-guide plates 321.It is straight to lead Conduits are slided to forming two between snap-gauge 322 and two blocks of L-shaped slide-and-guide plates 321 respectively.Pan carriage 33 is blocks, bottom Equipped with the fixture block to match with the card slot on pan carriage bottom plate 32.Fixture block both sides are equipped with the wing convex 3321, are equipped among bottom straight It is oriented to card slot 3322.Two wings convex 3321 of 332 both sides of fixture block are corresponding with two wing grooves respectively and match.Straight guiding card slot 3322 is corresponding and match with straight guiding snap-gauge 322.Thus, 33 bottom of the card slot on pan carriage bottom plate 32 and pan carriage is passed through Fixture block 332 be mutually clamped, pan carriage 33 is stuck on pan carriage bottom plate 32, and can be moved back and forth along card slot.Translation The rear end of frame 33 is connected with the piston of flat-removing air cyclinder 331.Flat-removing air cyclinder 331 is front and rear to setting, on pan carriage bottom plate 32. The rear end of flat-removing air cyclinder 331 is fixed on cylinder backboard 329.Cylinder backboard 329 is vertically installed on pan carriage bottom plate 32.Translation Cylinder 331 is used to drive pan carriage 33 to move back and forth on pan carriage bottom plate 32.The front end of pan carriage 33 is provided with guide plate 335.The front end face of guide plate 335 then pads face to inclined guiding surface, bottom equipped with front and rear as riveting when following closely riveting.Riveting Pad face is equipped with rivet hole.The front end both sides of pan carriage 33, which are equipped with, swings axis hole.Following closely riveting swing span 34 includes oscillating deck 341 and nail Riveting frame plate 345.Oscillating deck 341 has two pieces.Two pieces of oscillating decks 341 are respectively erected in translation by swinging axle 342 and swing axis hole The both sides of frame 33.The both ends of nail riveting frame plate 345 are fixed with two pieces of 341 phases of oscillating deck respectively, and perpendicular with oscillating deck 341.Nail Riveting frame plate 345 is located at the front of pan carriage 33, and positioned at the lower section of guide plate 335.Nail riveting frame plate 345 has hold-down plate surface 3451. Riveting nail 346 is installed on hold-down plate surface 3451.The rivet hole site phase of the position and foregoing 335 bottom of guide plate of riveting nail 346 Matching.The upper end of at least one piece oscillating deck 341 is provided with drive block 343 in two pieces of oscillating decks 341.Wobble drive frame 35 is arranged on flat The top of frame 33 is moved, and connects oscillating cylinder 351 so that wobble drive frame 35 can be opposite under the driving of oscillating cylinder 351 Moved back and forth in pan carriage 33.35 front end of wobble drive frame is equipped with driving plate 352.Driving plate 352 is to the side of wobble drive frame 35 Protrude on side.When wobble drive frame 35 moves back and forth, 352 side projection of driving plate can withstand on the drive of nail riveting swing span 34 The front end of motion block 343, drives nail riveting swing span 34 to be swung around the upset of swinging axle 342 from there through drive block 343.When nail riveting pendulum When the upset of moving frame 34 is swung, drive nail riveting frame plate 345 to be swung up, and enable the hold-down plate surface 3451 followed closely on riveting frame plate 345 It is pressed on the bottom surface of guide plate 335, so as to complete flanging and nail riveting operation.At this time, the riveting nail 346 on hold-down plate surface 3451 hammers into In the rivet hole of 335 bottom of guide plate.

The longitudinal both ends of liner supporting mechanism 5800 of four fillets riveting station are respectively equipped with two difference and are each installed on machine Double fillet riveting mechanism groups 5210 of tool arm front end.Double fillet riveting mechanism groups 5210 are in 45 degree of angles with the mechanical arm by two The fillet riveting set for being respectively facing outside is formed.Fillet riveting set is used to mutually tie between lip-sync coaming plate and Z-shaped bottom plate The fillet of conjunction is riveted.Liner supporting mechanism 5800, mechanical arm and double fillet riveting mechanisms on four fillets riveting station The four fillet riveting equipments of composition of group 5210.Two double 5210 a total of four fillet riveting sets of fillet riveting mechanism group, four Four fillets A1, A2, A3 and A4 in fillet riveting set difference corresponding diagram 4.Fillet riveting set, as shown in figure 16, including Horizontal fillet edge-folding mechanism, fillet pressing plate edge-folding mechanism and fillet riveting rack.Horizontal fillet edge-folding mechanism and fillet pressing plate Edge-folding mechanism is installed in fillet riveting rack.Horizontal fillet edge-folding mechanism is located at the lower section of fillet pressing plate edge-folding mechanism.Fillet Riveting rack includes two pieces of rack side boards 421, rack top plate 422, chassis backplane, framework soleplate 424.424 water of framework soleplate It is flat to set.Two pieces of rack side boards 421 are vertically arranged at the both sides of framework soleplate 424.Rack top plate 422 is arranged on two pieces of frame sides The top of side plate 421.Chassis backplane, which is set, to be arranged between two pieces of rack side boards 421, and is hung down with two pieces of 421 phases of rack side board Directly.Horizontal fillet edge-folding mechanism includes fillet pan carriage 431, horizontal fillet hemming die bar 432 and fillet horizontal air cylinder 433. Fillet pan carriage 431 is installed on fillet by sliding block 435 and slide 434 and rivets on the framework soleplate 424 of rack, and can be along cunning Rail 434 moves horizontally.Horizontal fillet hemming die bar 432 is installed on the front end of fillet pan carriage 431.Fillet horizontal air cylinder 433 is pacified On the chassis backplane of fillet riveting rack, the rear end of its piston connection fillet pan carriage 431.Horizontal fillet hemming die bar 432 front end faces are equipped with the die cavity that horizontal cross-section is in circular arc.Fillet pressing plate edge-folding mechanism includes fillet vertical cylinder 441, fillet Mould bar crane 442, fillet clamp block 443 and vertical fillet hemming die bar 444.Fillet mould bar crane 442 passes through guide post Guide sleeve mechanism 4421 is installed on the lower section of the rack top plate 422 of fillet riveting rack.Fillet vertical cylinder 441 is installed on rack top The top of plate 422, its piston connection fillet mould bar crane 442.Fillet clamp block 443 is installed on by spring stack mechanism 4431 The lower section of fillet mould bar crane 442.Vertical fillet hemming die bar 444 is fixed on the lower section of fillet mould bar crane 442.Vertically Fillet hemming die bar 444 is blocks, and front end face is equipped with the die cavity that horizontal cross-section is in circular arc.The rear of fillet clamp block 443 It is in the card convex of circular arc equipped with horizontal cross-section.Fillet clamp block 443 is stuck in the front end face of vertical fillet hemming die bar 444 by card convex On die cavity in, and can be moved relative to vertical fillet hemming die bar 444 along die cavity in the vertical direction.The present embodiment, , it is necessary to be divided into two steps when double fillet riveting mechanism groups 5210 rivet two fillets, after a fillet riveting is completed, lead to The transverse shifting for crossing mechanical arm is moved to another fillet and is riveted again, that is to say, that double 5210 institutes of fillet riveting mechanism group The mechanical arm of installation being capable of transverse translation.

The longitudinal both ends of liner supporting mechanism 5800 of vertical edge end edge riveting station are respectively equipped with each before mechanical arm Double vertical edges at end, which are riveted, puts 5310 and end edge riveter structure 5320.Double vertical edges, which are riveted, puts 5310 by two towards opposite and set vertically The vertical edge riveter structure put is formed.Two vertical edge riveter structures correspond to two vertical corner line E4, E5 respectively, and for perpendicular Straight flange linea angulata E4, E5 are riveted.As shown in figure 17, two vertical edge riveter structures are installed on vertical edge riveting stent 52.Vertical edge Riveter structure, including straight flange gripping mechanism 531, straight flange pressing plate bending mechanism.Clamping opening installation is installed before vertical edge riveting stent 52 Plate 521.The straight flange gripping mechanism 531 of two vertical edge riveter structures is respectively on two vertical sides of clamping opening installing plate 521. Straight flange pressing plate bending mechanism includes straight flange pressing plate mould bar 5321, straight flange bender bar 5322 and straight flange bogie 5323.Straight flange pressure Template die bar 5321 is installed on the front of straight flange bogie 5323 by spring stack mechanism 5324；Straight flange bender bar 5322 passes through mould Bar installing plate 5325 is installed on the front of straight flange bogie 5323；Straight flange pressing plate mould bar 5321 is located at straight flange bender bar 5322 Outside, and it is parallel with straight flange bender bar 5322 and be close to；Straight flange gripping mechanism 531 is located at the interior of straight flange bender bar 5322 Side, and it is parallel with straight flange bender bar 5322.

End edge riveter structure 5320 is used to rivet the high-end corner line E1 in Fig. 4.5320 structure of end edge riveter structure with Vertical edge riveter structure is similar, as shown in figure 18, including straight flange gripping mechanism 531, straight flange pressing plate bending mechanism and end edge riveting stent 534.The bottom of end edge riveting stent 534 is equipped with bottom mounting plate 5341.Bottom mounting plate 5341 is horizontally disposed.Straight flange gripping mechanism 531 are installed in the front side edge of bottom mounting plate 5341.Straight flange pressing plate bending mechanism is installed on the leading flank of stent 534, bag Include straight flange pressing plate mould bar 5321, straight flange bender bar 5322 and straight flange bogie 5323.Straight flange pressing plate mould bar 5321 passes through spring Column mechanism 5324 is installed on the lower section of straight flange bogie 5323.Straight flange bender bar 5322 is installed on by mould bar installing plate 5325 The lower section of straight flange bogie 5323.Straight flange pressing plate mould bar 5321 is located at before straight flange bender bar 5322, and with straight flange bender Bar 5322 is parallel and is close to.Straight flange gripping mechanism 531 is located at after straight flange bender bar 5322, and with straight flange bender bar 5322 is parallel.Straight flange bogie 5323 connects driving cylinder 5331 by cylinder connecting plate 5332.

End edge riveter structure 5320 is at following 2 points with theaforesaid vertical side riveter structure difference：First is end edge riveter structure 5320 be horizontally disposed, and vertical edge riveter structure is vertically arranged；Second is the straight flange bogie 5323 of end edge riveter structure 5320 Connection driving cylinder 5331, and vertical edge riveter structure is then without connection cylinder.In vertical edge riveter structure, straight flange pressing plate bending mechanism Action be riveted by double vertical edges and put the 5310 mechanical arms realizations installed.It is, pass through mechanical arm in vertical edge riveter structure Longitudinal extension realize the pressing plate flexing movement of straight flange pressing plate bending mechanism, and end edge riveter structure 5320 is then by driving cylinder 5331 realize the pressing plate flexing movement of straight flange pressing plate bending mechanism.It should be evident that in vertical edge riveter structure, straight flange bogie 5323 fix with 52 phase of vertical edge riveting stent；And in end edge riveter structure 5320, straight flange bogie 5323 can be relative to end edge riveting 534 oscilaltion of stent.The present embodiment, double vertical edges are riveted when putting 5310 couples two vertical corner line E4 and E5 and riveting, and are needed It is divided into two steps, after a vertical corner line riveting is completed, another vertical edge is moved to by the transverse shifting of mechanical arm Linea angulata is riveted again.By above-mentioned as it can be seen that double vertical edges are riveted and put 5310 mechanical arms installed and be required to transverse translation, and pacify The mechanical arm of end edge riveter structure 5320 is filled without translation.

Straight flange gripping mechanism 531, as shown in figure 19, including it is straight flange clamping opening gap 5311, straight flange clamping opening guide plate 5312, straight Side clamping opening fixture block 5313.Wherein, straight flange clamping opening guide plate 5312 is located at the front end of straight flange clamping opening installing plate 5314, and is pressed from both sides with straight flange Mouth installing plate 5314 forms L-shaped structure.Straight flange clamping opening installing plate 5314 can be afore-mentioned bottom installing plate 5341 or clamping opening peace 521 both sides of strip plate body or clamping opening installing plate of itself or 5341 front end of the bottom mounting plate installation of loading board 521 The strip plate body of installation.Straight flange clamping opening fixture block 5313 is located at the inside of the L-shaped structure, and is installed on straight flange clamping opening installing plate 5314 front end.Straight flange clamping opening gap 5311 is between the strip between straight flange clamping opening fixture block 5313 and straight flange clamping opening guide plate 5312 Gap, front opening.The width in straight flange clamping opening gap 5311, it is, in Figure 19, the top surface and straight flange of straight flange clamping opening fixture block 5313 The distance between 5312 bottom surface of clamping opening guide plate is 3 ~ 6 millimeters.It is equipped with and is oriented to tiltedly at the front end face of straight flange clamping opening guide plate 5312 Face 5315.Straight flange clamping opening guide plate 5312 protrudes forward than straight flange clamping opening fixture block 5313 so that 5312 He of straight flange clamping opening guide plate There is step-like notch 5316 between straight flange clamping opening fixture block 5313.The operation principle of straight flange gripping mechanism 531 is as follows：With reference to figure 5, moved forward by straight flange gripping mechanism 531 and roll over the marginal portion of Z-shaped bottom plate 3901, coaming plate bending edges 4904 and bottom plate Crimp 4903 is caught in the straight flange clamping opening gap 5311 of straight flange gripping mechanism 531, as shown in figure 19.Due to straight flange clamping opening gap 5311 Width be less than bottom plate bending edges 4903 width.Therefore when bottom plate bending edges 4903 are caught in straight flange clamping opening gap 5311, bottom Plate bending edges 4903 by further bending so that it is mobile by the marginal portion of Z-shaped bottom plate 3901, coaming plate bending edges 404 with And the entirety of bottom plate bending edges 4903 is caught in straight flange clamping opening gap 5311 so that the marginal portion of Z-shaped bottom plate 3901, coaming plate circle The corner edge for the trilaminate structure that angle bending edges 4904 and bottom plate fillet bending edges 4903 are superimposed.This is three layer by layer The corner edge of stack structure is further bent into the riveting of four multilayer laminated structures as shown in Figure 6 by straight flange pressing plate bending mechanism Corner 4906.

The longitudinal both ends of liner supporting mechanism 5800 of side end edge riveting station are respectively equipped with each before mechanical arm The end edge riveter structure 5410 at end and double long side riveter structures 5420.End edge riveter structure 5410 is used to carry out riveting to bottom corner line E8 Connect.In the present embodiment, the end edge riveter structure 5410 on side end edge riveting station is riveted on station with foregoing vertical edge end edge End edge riveter 5320 structures of structure are identical, and this specification repeats no more.Double long side riveter structures 5420 are by two towards opposite length Side is riveted to put and is formed.Two long sides are riveted to put corresponds to two long sides linea angulata E2, E3 respectively, and for long side angle Line E2, E3 are riveted.Long side is riveted 5320 structure of end edge riveter structure put and can riveted with foregoing vertical edge end edge on station It is identical.It is longer in view of the length of long side linea angulata E2, E3, long side linea angulata E2, E3 are carried out using end edge riveter structure 5320 The effect of riveting is not so good, and in the present embodiment, long side, which is riveted, to be put using roll-type riveting method.As shown in figure 20, double long sides Riveter structure 5420 includes roller bracket 508 and installed in 508 both sides of roller bracket and symmetrical multiple pinch roller.Per side Pinch roller one foregoing long side of composition, which is riveted, to be put.In the present embodiment, rolling formula edge-folding mechanism is divided into three groups of pinch roller external members：First section Pinch roller external member, stage casing pinch roller external member and endpiece pinch roller external member.First section pinch roller external member, stage casing pinch roller external member and endpiece pinch roller external member are pressed Order is successively in tandem.

First section pinch roller external member includes three parallel press nips 5401,5402,5403.Parallel press nips 5401,5402,5403 Respectively as shown in Figure 21, Figure 22, Figure 23, including upper pressure wheel 5411 and lower pressure wheel 5412.Upper pressure wheel 5411 and lower pressure wheel 5412 are logical The both sides that horizontal rotating shaft is installed on roller bracket 508 are crossed, and using the center line of roller bracket 508 to be symmetrical.Lower pressure wheel 5412 are located at the lower section of upper pressure wheel 5411.Upper pressure wheel 5411 is parallel with the axle center of lower pressure wheel 5412, and positioned at same vertical flat On face.Lower pressure wheel 5412 includes the conical surface 5413.The cone of the conical surface 5413 is located at outside.The cylinder and lower pressure wheel of upper pressure wheel 5411 5412 conical surface 5413 forms acute angle clamping opening.The acute angle clamping opening, as shown in Fig. 5, Figure 21, for being carried out to bottom plate bending edges 4903 Further bending.During bending, the cylinder of upper pressure wheel 5411, which is pressed on bottom plate 3901, plays the role of platen support, lower pressure wheel 5412 The conical surface 5413 acts on bottom plate bending edges 4903 and carries out bending.The cone angle of the conical surface 5413 of each lower pressure wheel 5412 from big to small according to It is secondary in tandem.In the present embodiment, the cone angle of the conical surface 5413 of three lower pressure wheels 5412 is respectively 120 degree, 60 degree and 0 degree, That is, the conical surface 5413 of three lower pressure wheels 5412 and horizontal axis are in 60 degree of angles, 30 degree of angles and 0 degree of angle respectively.3rd Parallel press nips, it is, the cone angle of the conical surface 5413 of the lower pressure wheel 5412 of parallel press nips 5403 is 0 degree, also imply that, put down The conical surface 5413 of the lower pressure wheel 5412 of row press nips 5403 is cylinder.The cone angle of the conical surface 5413 of each lower pressure wheel 5412 from greatly to It is small successively in tandem so that it is finally so that Z-shaped by progressively bending when bottom plate bending edges 4903 are by each parallel press nips Marginal portion, coaming plate fillet bending edges 4904 and the bottom plate fillet bending edges 4903 of bottom plate 3901 be superimposed three layer by layer The corner edge of stack structure.That is, first section pinch roller external member is used to carry out further bending to bottom plate bending edges 4903, make it The corner edge of trilaminate structure is bent on freezer liner long side linea angulata.In the present embodiment, first section pinch roller external member bag Three parallel press nips are included, it will be appreciated by those skilled in the art that first section pinch roller external member can also include four, five or more Parallel press nips.

Stage casing pinch roller external member includes two stage casing pinch rollers 5404,5405.Stage casing pinch roller 5404,5405 is respectively such as Figure 24, figure Shown in 25, body 5421, conical surface portion 5422 and pressing plate portion 5423.Stage casing pinch roller 5404,5405 is installed on by horizontal rotating shaft The both sides of roller bracket 508, and using the center line of roller bracket 508 to be symmetrical.Body 5421 is located at inner side, conical surface portion 5422 are located at the outside of body 5421, and pressing plate portion 5423 is located at the outside of conical surface portion 5422.The cone of conical surface portion 5422 is located at Outside.The cylinder in pressing plate portion 5423 forms obtuse angle clamping opening with conical surface portion 5422.The obtuse angle clamping opening, as shown in figure 24, for three The corner edge 4905 of multilayer laminated structure carries out further bending.During bending, the cylinder in pressing plate portion 5423 is pressed on bottom plate 3901 Pressing plate function is played, the corner edge 4905 that conical surface portion 5422 acts on trilaminate structure carries out bending.Each stage casing pinch roller Conical surface portion 5422 cone angle from small to large successively in tandem.In the present embodiment, the conical surface portion of stage casing pinch roller 5404,5405 5422 cone angle is respectively 60 degree and 120 degree, that is, the conical surface and trunnion axis of the conical surface portion 5422 of stage casing pinch roller 5404,5405 The heart is in 30 degree of angles and 60 degree of angles respectively so that when the corner edge 4905 of trilaminate structure is by each stage casing pinch roller, by by Bending is walked, is gradually drawn close to the riveting corner 4906 of four multilayer laminated structures shown in Fig. 6.That is, stage casing pinch roller external member is used Bending is carried out in the corner edge 4905 to trilaminate structure, progressively the riveting corner 4906 to four multilayer laminated structures is drawn close. In the present embodiment, stage casing pinch roller external member includes two stage casing pinch rollers, it will be appreciated by those skilled in the art that stage casing pinch roller external member also may be used With including three, four or more stage casings pinch roller.

Endpiece pinch roller external member includes a vertical press nips.Vertical press nips, as shown in figure 26, including 5406 He of top pressure wheel Lateral pressure wheel 5407.Top pressure wheel 5406 is installed on the both sides of roller bracket 508 by horizontal rotating shaft, and with roller bracket 508 Heart line is symmetrical.Lateral pressure wheel 5407 is installed on the both sides of roller bracket 508 by vertical shaft, and with roller bracket 508 Center line to be symmetrical.The vertical shaft of lateral pressure wheel 5407 is installed on side wheel stent 5409.Side wheel stent 5409 is installed In the side of roller bracket 508.Below 5406 axle center of top pressure wheel that lateral pressure wheel 5407 is located at, and 5407 axle center of lateral pressure wheel and top 5406 axle center of pinch roller is located on same perpendicular so that the cylinder of top pressure wheel 5406 and the cylinder cells of lateral pressure wheel 5407 are at a right angle Clamping opening.When freezer liner long side linea angulata is after foregoing stage casing pinch roller external member, the riveting close to four multilayer laminated structures is formd The shape at edge fit angle 4906.The right angle clamping opening, as shown in figure 26, for this close to the riveting corner 4906 of four multilayer laminated structures Carry out further pressing plate setting.When pressing plate shapes, the cylinder of top pressure wheel 5406, which is pressed on bottom plate 3901, plays pressing plate function.This reality Apply in example, endpiece pinch roller external member includes a vertical press nips, it will be appreciated by those skilled in the art that endpiece pinch roller external member can also Including two, the vertical press nips of three or more.

Longitudinal one end of liner supporting mechanism 5800 of short side side substep riveter positions is equipped with installed in the double short of mechanical arm front end Side riveter structure 5510.Double short sides while riveter structure 5510 by two towards opposite short side while be riveted to put and formed.Two short sides Two short sides corner line E6, E7 are corresponded to respectively while being riveted and putting, and for being riveted to short side corner line E6, E7.The present embodiment In, it is identical that short side side is riveted end edge riveter 5320 structures of structure put and riveted with foregoing vertical edge end edge on station.

Foregoing involved mechanical arm configuration can refer to Figure 27.Figure 27 is a double fillet riveting on four fillets riveting station The mechanical arm mounting structure schematic diagram of mechanism group 5210.Double fillet riveting mechanism groups 5210 are installed on the machine of mechanical arm mechanism 5900 The front end of tool arm 411.Mechanical arm mechanism 5900 includes mechanical arm 411, mechanical arm translation plates 412 and mechanical arm transverse beam 413.Machine Tool arm transverse beam 413 is installed on mechanical arm support column 4140 by mechanical arm elevated levels.Mechanical arm support column 4140 It is vertically installed on station base 400.Mechanical arm translation plates 412 are installed on mechanical arm transverse direction by mechanical arm laterial translation mechanism On beam 413 so that mechanical arm translation plates 412 can be translated along mechanical arm transverse beam 413.Mechanical arm 411 is horizontally disposed, It is and perpendicular with mechanical arm transverse beam 413.Mechanical arm 411 is installed on mechanical arm translation plates by mechanical arm longitudinal translation mechanism On 412 so that mechanical arm 411 can carry out longitudinal extension along mechanical arm 411.The mechanical arm mechanism can by said structure In laterally longitudinal direction and perpendicular moved up with double fillet riveting mechanism groups 5210.

Mechanical arm elevating mechanism, including mechanical arm lifting link 4141, mechanical arm lifting sliding rail 4142, mechanical arm lifting Motor 4143, mechanical arm lifting synchronizing shaft 4145 and mechanical arm lifter rack 4147.Mechanical arm lifting link 4141 has two It is a.Two mechanical arm lifting links 4141 are same high, and respectively each via 4142 frame of mechanical arm lifting sliding rail being vertically arranged It is located on two mechanical arm support columns 4140.4145 both ends of mechanical arm lifting synchronizing shaft are respectively erected in mechanical arm lifting link It is middle that mechanical arm lifting motor 4143 is connected by retarder 4144 on 4141.Mechanical arm lifter rack 4147 has two.Two Mechanical arm lifter rack 4147 is each vertical respectively to be arranged on two mechanical arm support columns 4140, and is located at mechanical arm lifting sliding rail 4142 inner side.4145 both ends of mechanical arm lifting synchronizing shaft are equipped with the mechanical arm lifting being meshed with mechanical arm lifter rack 4147 Gear 4146.Mechanical arm lifter wheel 4146 can lift 4145 synchronous rotary of synchronizing shaft with mechanical arm.Mechanical arm transverse beam 413 Both ends are installed on mechanical arm lifting link 4141.Thus when mechanical arm lifting motor 4143 drives mechanical arm lifting synchronizing shaft During 4145 rotation, two 4146 synchronous rotaries of mechanical arm lifter wheel at 4145 both ends of mechanical arm lifting synchronizing shaft, pass through machinery Engagement between arm lifter wheel 4146 and mechanical arm lifter rack 4147, drives mechanical arm lifting link 4141, machine Tool arm lifting motor 4143, mechanical arm lifting 4145 synchronization lifting of synchronizing shaft, and then drive mechanical arm transverse beam 413 to lift.

Mechanical arm laterial translation mechanism, as shown in Figure 28, Figure 29, including mechanical arm cross slide way mechanism and mechanical arm transverse direction Driving mechanism.Mechanical arm cross slide way mechanism includes mechanical arm transverse direction top slide rail 4131 and mechanical arm transverse sides slide 4132.Mechanical arm transversal driving mechanism includes mechanical arm horizontal tooth bar 4133, the laterally driven gear 4134 of mechanical arm and mechanical arm Cross motor 4135.Mechanical arm transverse direction top slide rail 4131, mechanical arm transverse sides slide 4132 and mechanical arm horizontal tooth bar 4133 are set along the direction of mechanical arm transverse beam 413, and in horizontally disposed.Mechanical arm transverse direction top slide rail 4131 and mechanical arm Horizontal tooth bar 4133 is located on the top surface of mechanical arm transverse beam 413.Mechanical arm transverse sides slide 4132 is located at mechanical arm transverse direction On the side of beam 413.Mechanical arm translation plates 412 are horizontally disposed, and bottom is erected at machine by mechanical arm transverse direction top slide 4121 In tool arm transverse direction top slide rail 4131, and mechanical arm transverse sides slide is erected at by mechanical arm transverse sides sliding block 4122 On 4132.Mechanical arm transverse sides sliding block 4122 is installed on the mechanical arm lateral suspension frame 4123 of the lower section of mechanical arm translation plates 412 On.Mechanical arm cross motor 4135 is installed in mechanical arm translation plates 412.The laterally driven gear 4134 of mechanical arm is installed on machinery The lower section of arm translation plates 412, is meshed with mechanical arm horizontal tooth bar 4133, and connects mechanical arm cross motor 4135.Thus, machine Tool arm cross motor 4135 drives the laterally driven gear 4134 of mechanical arm to rotate, and passes through the laterally driven gear 4134 of mechanical arm and machine Engagement between tool arm horizontal tooth bar 4133, drives mechanical arm translation plates 412 along 4131 He of mechanical arm transverse direction top slide rail Mechanical arm transverse sides slide 4132 carries out transverse translation.To avoid mechanical arm translation plates 412 from removing mechanical arm transverse beam 413, Mechanical arm transverse beam 413 is provided at both ends with cross spacing block 4136.In addition, in the present embodiment, mechanical arm horizontal tooth bar 4133 is Oblique gear rack；The laterally driven gear 4134 of mechanical arm is oblique gear.

Mechanical arm longitudinal translation mechanism includes mechanical arm longitudinal rail mechanism and mechanical arm longitudinal driving mechanism.Mechanical arm is indulged Guide rail mechanism includes mechanical arm longitudinal slide rail 4111.Mechanical arm longitudinal driving mechanism includes mechanical arm longitudinal rack 4114, machine Tool arm zigzag tread patterns gear 4115 and mechanical arm longitudinal motor 4116.Mechanical arm longitudinal slide rail 4111 has two, is respectively arranged on machine The both sides of tool arm 411.Mechanical arm 411 is vacantly erected at mechanical arm longitudinal direction suspension frame by the mechanical arm longitudinal slide rail 4111 of both sides On the hanging sliding block 4112 in mechanical arm longitudinal direction set on 4113.Mechanical arm longitudinal direction suspension frame 4113 is installed on mechanical arm translation plates On 412.The hanging erection mode of mechanical arm 411 causes between being equipped between the bottom of mechanical arm 411 and mechanical arm translation plates 412 Gap.The gap is used to install mechanical arm longitudinal rack 4114 and mechanical arm zigzag tread patterns gear 4115.Mechanical arm longitudinal rack 4114 are arranged on the lower section of mechanical arm 411, and are nibbled with 4115 phase of mechanical arm zigzag tread patterns gear installed in mechanical arm translation plates 412 Close.Mechanical arm longitudinal motor 4116 is installed on the lower section of mechanical arm translation plates 412, and connects mechanical arm zigzag tread patterns gear 4115.Thus, mechanical arm longitudinal motor 4116 drives mechanical arm zigzag tread patterns gear 4115 to rotate, and passes through mechanical arm zigzag tread patterns Engagement between gear 4115 and mechanical arm longitudinal rack 4114, drives mechanical arm 411 to stretch along longitudinal direction.To avoid Mechanical arm 411 removes mechanical arm translation plates 412, and mechanical arm 411 is provided at both ends with longitudinal spacing block 4117.In addition, the present embodiment In, mechanical arm longitudinal rack 4114 is oblique gear rack；Mechanical arm zigzag tread patterns gear 4115 is oblique gear.

It is pointed out that the height of high-end corner line E1, long side linea angulata E2, E3 and fillet A3, A4 are fixed, because This, the mechanical arm that high-end corner line E1, long side linea angulata E2, E3 and the riveting mechanism corresponding to fillet A3, A4 are installed is high Degree is fixed, without vertical liftable.Since freezer liner different model is there are various sizes of problem, two of the 3rd column group Stem height is adjustable, therefore, low side corner line E8, vertical corner line E4, E5, short side corner line E6, E7 and fillet A1, A2 Height adjusted accordingly with the adjustment of the two root posts height of the 3rd column group.This is required：In four fillets riveting station, The mechanical arm that one of two double fillet riveting mechanism groups 5210 are installed can vertical lifting, and another pair of fillet riveting mechanism 5210 mechanical arms installed of group need not being capable of vertical lifting；In vertical edge end edge riveting station, double vertical edges, which are riveted, to be put 5310 and is pacified The mechanical arm of dress can vertical lifting, and the mechanical arm that end edge riveter structure 5320 is installed need not being capable of vertical lifting；Side end In side riveting station, mechanical arm that end edge riveter structure 5410 is installed can vertical lifting, and double 5420 institutes of long side riveter structure The mechanical arm of installation need not being capable of vertical lifting；In the substep riveter positions of short side side, machine that double short side side riveter structures 5510 are installed Tool arm being capable of vertical lifting.In addition, the mechanical arm of the double fillet riveting mechanism groups 5210 of installation, the double vertical edges of installation, which are riveted, puts 5310 Mechanical arm, installs the mechanical arm of double long side riveter structures 5420, and the mechanical arm of the double short side side riveter structures 5510 of installation is intended to Transverse translation can be carried out by asking, and end edge riveter structure 5320 and end edge riveter structure 5410 fix centering, without requiring machinery Arm being capable of transverse translation.In the case where mechanical arm is without lifting, mechanical arm transverse beam 413 can be directly anchored to mechanical arm support On column 4140, without mechanical arm elevating mechanism.In the case where mechanical arm is without transverse translation, mechanical arm translation plates 412 can be directly anchored in mechanical arm transverse beam 413, without mechanical arm laterial translation mechanism.

In addition, Figure 19, Figure 21, Figure 24, Tu26Zhong, have all referred to support the right angle supporting block 1901 of corner.It is high-end When corner line E1, long side linea angulata E2, E3, low side corner line E8 are riveted, six pillar frameworks corresponding to these corner lines Need that right angle supporting block 1901 is installed between the column top of supporting mechanism 13.The transverse direction of six pillar framework supporting mechanisms 13 and vertical To size adjustable, it is meant that the spacing between column is adjustable, also implies that right angle supporting block 1901 can be adapted between column Spacing adjusts, while is capable of providing enough physical strengths, to provide support during riveting.For this reason, the present embodiment passes through adjustable bridge Formula plate chain realizes that this column spacing that can be adapted to adjusts, and is capable of providing the right angle supporting block 1901 of enough physical strengths. It is exactly that two of six pillar framework supporting mechanisms on vertical edge end edge riveting station corresponding to the high-end corner line E1 of freezer liner are vertical Between top end, on side end edge riveting station corresponding to freezer liner low side corner line E8 and long side linea angulata E2, E3 Six pillar framework supporting mechanisms 13 two root posts top between, adjustable bridge-type plate chain 14 is installed, referring to Fig. 8, Fig. 9.Can Bridge-type plate chain 14 is adjusted, as shown in figure 30.Figure 30 is six pillar framework supporting mechanisms, 13 first column in vertical edge end edge riveting station The structure diagram of adjustable bridge-type plate chain 14 installed between two high 1331 top of column of group, this is adjustable bridge-type plate chain 14 Riveting corresponding to the end edge riveter structure 5320 of vertical edge end edge riveting station supports.

As shown in Figure 30, Figure 31, Figure 32, two high column 1331 is the cylinder that cross section is L-shaped.Wherein, right side High 1331 top of column is provided with the first horizontal top plate 1411, and 1331 top of high column in left side is provided with the second horizontal top Plate 1451.The top surface of the top surface of second top plate 1451 and the first top plate 1411 is the same as high.First top plate 1411 is towards the second top plate 1451 inner side is provided with wedge shaped support block 1412.Wedge shaped support block 1412 has horizontal same with the top surface of the first top plate 1411 High top surface.Curved support block 1413 is installed in the lower section of wedge shaped support block 1412.Curved support block 1413 is fixed on right side High column 1331 on.There is chain channel 1415 between curved support block 1413 and wedge shaped support block 1412.Curved support block 1413 towards having cambered surface on the direction of wedge shaped support block 1412.One end of adjustable bridge-type plate chain 14 is consolidated with 1451 phase of the second top plate It is fixed.The other end is installed around the cambered surface in curved support block 1413 through after chain channel 1415, passing through bridge chain and pulling mechanism On the high column 1331 on right side.Bridge chain pulls mechanism and is used for the adjustable bridge-type plate when spacing adjusts between two high column 1331 One end of chain 14 makes adjustable bridge-type plate chain 14 exceptionally straight.In the present embodiment, bridge chain pulling mechanism is vertically arranged the Gao Li on right side Rodless cylinder 143 on column 1331.Rodless cylinder 143 is arranged on the inner side of L-shaped cylinder vertically.The piston slider of rodless cylinder 143 1431 mutually fix with one end of adjustable bridge-type plate chain 14., can when adjustable bridge-type plate chain 14 pulls mechanism by bridge chain tenses exceptionally straight Adjust bridge-type plate 14 portion keeps horizontal between two high column 1331 of chain.When adjustable bridge-type plate chain 14 is located at two Gen Gaoli During portion keeps horizontal between column 1331, its top surface is flushed with the apical side height of the first top plate 1411, the second top plate 1451.Can Vacancy of the bridge-type plate chain 14 positioned at the high 1331 top arc coupling part of column in right side is adjusted to be compensated by wedge shaped support block 1412, so that So that form foregoing right angle supporting block 1901 between two high 1331 top of column.

The structure of adjustable bridge-type plate chain 14, as shown in Figure 33, Figure 34, Figure 35, is sequentially connected in series by chain locking nub and formed.Chain locking nub It is made of deck plate 1421, block board 1422 and series connection portion.It is made of deck plate 1421, block board 1422 and series connection portion Chain locking nub is process by stainless steel integration.Series connection portion is made of two blocks of axis hole plates 143.The both ends difference of axis hole plate 143 Equipped with the first axis hole 1431 and the second axis hole 1432.Axis hole plate 143 is equipped with bending part 1433 so that the word that axis hole plate 143 is in Shape.Two blocks of axis hole plates 143 are oppositely arranged so that the axle center of the first axis hole 1431 of two blocks of axis hole plates 143 coincides, two pieces of axis holes The axle center of second axis hole 1432 of plate 143 coincides, also, the axle center of the first axis hole 1431 and the axle center phase of the second axis hole 1432 It is parallel.The first axis hole 1431 on two blocks of axis hole plates 143 in the series connection portion of chain locking nub can be stuck in the series connection portion of another chain locking nub Two blocks of axis hole plates 143 on the second axis hole 1432 inner side.First on two blocks of axis hole plates 143 in the series connection portion of chain locking nub Axis hole 1431 is stuck in the inner side of the second axis hole 1432 on two blocks of axis hole plates 143 in the series connection portion of another chain locking nub, and passes through axis Hold 144 be connected when, realize the series connection between two chain locking nubs.Multiple chain locking nubs connect to form the adjustable of the present embodiment between any two Bridge-type plate chain 14.Two neighboring chain locking nub can surround the axis rotation of the bearing 144 of two chain locking nubs of connection, so that can Adjust bridge-type plate chain 14 being capable of bend in one direction.Block board 1422 is installed on the side of two blocks of axis hole plates 143, and with the first axis hole 1431 Axle center it is parallel.Deck plate 1421 is installed on block board 1422, and parallel with the axle center of the first axis hole 1431.It is specific next Say, the plane that the axle center of the first axis hole 1431 of chain locking nub and the axle center of the second axis hole 1432 are formed is parallel to deck plate 1421 With the top surface of block board 1422.As shown in figure 36, the distance of shaft centers of the first axis hole 1431 and the second axis hole 1432 is L1, block board 1422 width is L2, and the width of deck plate 1421 is L3.The distance of shaft centers L1 of first axis hole 1431 and the second axis hole 1432, screens The width L2 of plate 1422 is identical with the width L3 of deck plate 1421, that is, L1=L2=L3.Deck plate 1421 and block board 1422 Shift to install so that zigzag structure is formed between deck plate 1421 and block board 1422.Deck plate 1421 and block board 1422 Between dislocation away from the half for 1421 width of deck plate, it is, in Figure 36 L4 for deck plate 1421 and block board 1422 it Between dislocation away from L1=L2=L3=2 × L4.The deck plate 1421 and block board 1422 shifted to install is so that two neighboring chain locking nub The deck plate 1421 and block board 1422 shifted to install when can only one-directionally rotate, and rotate in the opposite direction blocks, and nothing Method bending, so that adjustable bridge-type plate chain 14 can only unidirectional bending.That is, adjustable bridge-type plate chain 14 is located at two Gen Gaoli Part between column will not be because of loose and sagging.In addition, the middle part of deck plate 1421 and block board 1422 is provided with hollow hole 146.Hollow hole 146 is used to save Material Cost on the premise of the physical strength of plate body is not reduced.

Claims

1. a kind of freezer liner production line of compound riveting station, it is characterised in that including the big coaming plate production line of U-shaped, U-shaped is small encloses Board assembly line, Z-shaped soleplate production line, degree of lip-rounding coaming plate riveting station, bottom plate rivet line；The big coaming plate production line of U-shaped is used for will Figured aluminium plate is prepared into the big coaming plate of U-shaped；The small coaming plate production line of U-shaped is used to Figured aluminium plate being prepared into the small coaming plate of U-shaped；It is described Z-shaped soleplate production line is used to Figured aluminium plate preparing z-shape bottom plate；The degree of lip-rounding coaming plate riveting station is used for the big coaming plate of U-shaped Become degree of lip-rounding coaming plate after mutually being riveted with two end lines of the small coaming plate of U-shaped；The bottom plate rivet line be used for by degree of lip-rounding coaming plate with it is Z-shaped Bottom plate mutually rivets into freezer liner；The bottom plate rivet line includes two pre- riveting stations, two four fillets successively in order Rivet station, two vertical edge end edge riveting stations, two side end edge riveting stations, two short side sides substep riveter positions；It is described Two pre- riveting stations, two four fillets riveting stations, two vertical edge end edges rivet stations, two side end edges rivet stations, Two short side sides substep riveter positions are laterally arranged in order in order；The pre- riveting station is used for lip-sync coaming plate and Z-shaped bottom plate Between multiple point positions for choosing on the corner line that is combined synchronize nail riveting, degree of lip-rounding coaming plate is mutually fixed with Z-shaped bottom plate；It is described Four fillets that four fillets riveting station is used to be combined between lip-sync coaming plate and Z-shaped bottom plate are riveted；The vertical edge end Side riveting station is used to carry out two vertical corner lines being combined between the big coaming plate of U-shaped and Z-shaped bottom plate and high-end corner line Synchronous riveting；The side end edge riveting station is used for two long side angles to being combined between the big coaming plate of U-shaped and Z-shaped bottom plate The low side corner line being combined between line and the small coaming plate of U-shaped and Z-shaped bottom plate synchronizes riveting；The short side side substep riveter positions Riveted for two short side corner lines substep to being combined between the small coaming plate of U-shaped and Z-shaped bottom plate.

2. the freezer liner production line of compound riveting station as claimed in claim 1, it is characterised in that the degree of lip-rounding coaming plate riveting Station is connect to be at the blanking of the big coaming plate production line of the U-shaped and between the blanking of the small coaming plate production line of the U-shaped；The U The first robot mechanical arm is equipped with the blanking of the big coaming plate production line of shape；First robot mechanical arm is used to greatly enclose U-shaped The big coaming plate of U-shaped that board assembly line is prepared is transferred on the degree of lip-rounding coaming plate riveting station；The small coaming plate production line of U-shaped The second robot mechanical arm is equipped with blanking；Second robot mechanical arm is used to prepare the small coaming plate production line of the U-shaped The obtained small coaming plate of U-shaped is transferred on the degree of lip-rounding coaming plate riveting station.

3. the freezer liner production line of compound riveting station as claimed in claim 1, it is characterised in that further include corner line and beat Glue station；The corner line gluing station is used in riveting advance on lip-sync coaming plate and on the corner line that Z-shaped bottom plate is combined The advance gluing of row；Described two pre- riveting stations, two four fillets riveting stations, two vertical edge end edge riveting stations, two sides Side end is crossed with robot track beam when riveting station, two short sides above substep riveter positions；The robot track beam On the sucker manipulator that can be moved along the robot track beam is installed；The pre- riveting station, four fillets riveting work Position, vertical edge end edge rivet station, side end edge rivets station, liner support machine is separately installed with the substep riveter positions of short side side Structure；Liner supporting mechanism on the pre- riveting station is arranged on first longitudinal direction track, and can be along the first longitudinal direction track It is mobile；One end of the first longitudinal direction track is located at the lower section of the robot track beam, and the other end is rivet line feeding end；Institute Rivet line feeding end is stated to be located between the blanking of degree of lip-rounding coaming plate riveting station and the Z-shaped soleplate production line；The side Linea angulata gluing station is arranged between degree of lip-rounding coaming plate riveting station and the rivet line feeding end.

4. the freezer liner production line of compound riveting station as claimed in claim 3, it is characterised in that the bottom plate rivet line Further include two blanking transition stations；Described two pre- riveting stations, two four fillets riveting stations, two vertical edge end edge rivetings Station, two side end edges rivet stations, two short side sides substep riveter positions, two blanking transition stations transverse directions in order successively Arrangement；The robot track beam is across described two pre- riveting stations, two four fillets riveting stations, two vertical edge end edges Rivet the top of station, two side end edges riveting stations, two short side sides substep riveter positions, two blanking transition stations；Institute Stating liner supporting mechanism includes six pillar framework supporting mechanisms and liftable cabinet mouth platform；The six pillars framework supporting mechanism bag Include six roots of sensation column；Six roots of sensation column four high two is short, forms the framework supporting mechanism of step, is used to support freezer liner；Described six The horizontal and vertical size adjustable of pillar framework supporting mechanism；Six pillar framework supporting mechanisms described in the cabinet mouth platform ring are set, and are used In the cabinet mouth that freezer liner is supported when freezer liner is tipped upside down on the six pillars framework supporting mechanism；The blanking transition work Position includes six pillar framework supporting mechanisms being installed on second longitudinal direction track；One end of the second longitudinal direction track is positioned at described The lower section of robot track beam, the other end are rivet line discharging end.

5. the freezer liner production line of compound riveting station as claimed in claim 1, it is characterised in that the pre- riveting work Position, four fillets riveting station, vertical edge end edge riveting station, side end edge riveting station, short side side are pacified respectively on substep riveter positions Equipped with liner supporting mechanism；The liner supporting mechanism includes six pillar framework supporting mechanisms and liftable cabinet mouth platform；It is described Six pillar framework supporting mechanisms include six roots of sensation column；Six roots of sensation column four high two is short, forms the framework supporting mechanism of step, is used for Support freezer liner；The horizontal and vertical size adjustable of the six pillars framework supporting mechanism；Six pillars described in the cabinet mouth platform ring Framework supporting mechanism is set, for supporting freezer liner when freezer liner is tipped upside down on the six pillars framework supporting mechanism Cabinet mouth.

6. the freezer liner production line of compound riveting station as claimed in claim 5, it is characterised in that on pre- riveting station Nail is installed on the outside of the columns of six pillar framework supporting mechanisms it is riveted and puts；Top on pre- riveting station is riveted to put encloses for lip-sync Nail riveting is synchronized on the corner line being combined between plate and Z-shaped bottom plate, degree of lip-rounding coaming plate is mutually fixed with Z-shaped bottom plate；Four fillets The liner supporting mechanism longitudinal direction both ends of riveting station are respectively equipped with double fillet rivetings that two difference are each installed on mechanical arm front end Connection mechanism group；Double fillet riveting mechanism groups are respectively facing the fillet riveting in outside by two with the mechanical arm in 45 degree of angles Device is formed；The liner supporting mechanism longitudinal direction both ends of vertical edge end edge riveting station, which are respectively equipped with, is each installed on mechanical arm front end Double vertical edges be riveted and put and end edge riveter structure；Double vertical edges are riveted the vertical edge put by two directions are opposite and are vertically arranged Riveter structure is formed；The liner supporting mechanism longitudinal direction both ends of side end edge riveting station are respectively equipped with each before mechanical arm Double long side riveter structures and end edge riveter structure at end；Double long side riveter structures are riveted by two towards opposite long side to be put Formed；Short side riveting when liner supporting mechanism longitudinal direction one end of substep riveter positions is equipped with installed in double short sides of mechanical arm front end Mechanism；Double short sides while riveter structure by two towards opposite short side while be riveted to put and formed；The fillet riveting set is used The fillet being combined between lip-sync coaming plate and Z-shaped bottom plate is riveted；The vertical edge riveter structure is used for the big coaming plate of U-shaped The vertical corner line being combined between Z-shaped bottom plate is riveted；The long side, which is riveted, to be put for the big coaming plate of U-shaped and Z-shaped The long side linea angulata being combined between bottom plate is riveted；The short side side be riveted put for the small coaming plate of U-shaped and Z-shaped bottom plate it Between the short side corner line that is combined riveted；The end edge riveter structure is used for being combined between the big coaming plate of U-shaped and Z-shaped bottom plate High-end corner line riveted, or for carrying out riveting to the low side corner line that is combined between the big coaming plate of U-shaped and Z-shaped bottom plate Connect；The mechanical arm at least being capable of longitudinal extension.

7. the freezer liner production line of compound riveting station as claimed in claim 6, it is characterised in that the vertical edge end edge riveting Between the two root posts top for connecing six pillar framework supporting mechanisms corresponding to the high-end corner line of freezer liner on station, the side The two of freezer liner low side corner line and six pillar framework supporting mechanisms corresponding to long side linea angulata on side end side riveting station Between root post top, adjustable bridge-type plate chain is installed；One end of the adjustable bridge-type plate chain is fixed on a root post Top, then around the curved support block (1413) set on another column, connecting bridge chain pulls mechanism to the other end afterwards；It is described can Adjust bridge-type plate chain to be sequentially connected in series by chain locking nub to form；The chain locking nub is by deck plate (1421), block board (1422) and series connection portion Formed；The series connection portion is made of two pieces of axis hole plates (143)；The both ends of axis hole plate (143) are respectively equipped with the first axis hole (1431) and the second axis hole (1432)；Axis hole plate (143) is equipped with bending part (1433) so that axis hole plate (143) is in a zigzag； Two pieces of axis hole plates (143) are oppositely arranged so that the axle center of the first axis hole (1431) of two pieces of axis hole plates (143) coincides, two pieces The axle center of the second axis hole (1432) of axis hole plate (143) coincides, and causes two pieces of axis hole plates (143) in the series connection portion of chain locking nub On the first axis hole (1431) series connection portion that adjacent chain locking nub can be stuck in two pieces of axis hole plates (143) on the second axis hole (1432) inner side；The first axis hole (1431) and two blocks of axis hole plates of adjacent chain locking nub on two pieces of axis hole plates (143) of chain locking nub (143) it is connected between the second axis hole (1432) on by bearing (144), and enables two pieces of adjacent chain locking nubs to surround axis Hold the axis rotation of (144)；Block board (142) is installed on the side of two pieces of axis hole plates (143), and with the first axis hole (1431) Axle center is parallel；Deck plate (141) is installed on block board (142), and parallel with the axle center of the first axis hole (1431)；Table top The width of plate (141) and block board (142) and the first axis hole (1431) and the axis of the second axis hole (1432) on axis hole plate (143) The heart is away from identical；Deck plate (141) and block board (142) shift to install so that shape between deck plate (141) and block board (142) Zig zag structure.

8. the freezer liner production line of compound riveting station as claimed in claim 6, it is characterised in that the fillet riveting dress Put and rivet rack including horizontal fillet edge-folding mechanism, fillet pressing plate edge-folding mechanism and fillet；The horizontal fillet edge-folding mechanism Positioned at the lower section of the fillet pressing plate edge-folding mechanism；The horizontal fillet edge-folding mechanism includes horizontal fillet hemming die bar (432) With fillet horizontal air cylinder (433)；Horizontal fillet hemming die bar (432) is installed in fillet riveting rack, horizontal with fillet Cylinder (433) be connected, and can under the driving of fillet horizontal air cylinder (433) horizontal shifting；Horizontal fillet hemming die bar (432) front end face is equipped with the die cavity that horizontal cross-section is in circular arc；The fillet pressing plate edge-folding mechanism includes fillet vertical cylinder (441), fillet mould bar crane (442), fillet clamp block (443) and vertical fillet hemming die bar (444)；Fillet mould bar liter Drop frame (442) to be installed in fillet riveting rack, be connected with fillet vertical cylinder (441), and can be in the vertical gas of fillet The lower lifting of cylinder (441) driving；Fillet clamp block (443) is installed on fillet mould bar crane by spring stack mechanism (4431) (442) lower section；Vertical fillet hemming die bar (444) is fixed on the lower section of fillet mould bar crane (442)；Vertical fillet flanging The front end face of mould bar (444) is equipped with the die cavity that horizontal cross-section is in circular arc；The fillet phase of the die cavity and freezer liner bottom plate Match somebody with somebody.

9. the freezer liner production line of compound riveting station as claimed in claim 6, it is characterised in that double long side rivetings Mechanism includes roller bracket (508) and installed in roller bracket (508) both sides and symmetrical multiple pinch roller；Installed in roller bracket (508) multiple pinch rollers composition rolling formula edge-folding mechanism of both sides；The pinch roller is not connected to dynamical system；The rolling formula folding brake Structure includes：First section pinch roller external member, stage casing pinch roller external member and endpiece pinch roller external member；The first section pinch roller external member, stage casing pinch roller external member With endpiece pinch roller external member in order successively in tandem；The first section pinch roller external member includes at least three parallel press nips；It is described Parallel press nips include the horizontal and parallel upper pressure wheel and lower pressure wheel in axle center；Wherein described lower pressure wheel is located under the upper pressure wheel Side, and the lower pressure wheel includes the conical surface；The conical surface composition acute angle clamping opening of the cylinder of the upper pressure wheel and the lower pressure wheel；Institute State the cone angle of each lower pressure wheel conical surface from big to small successively in tandem；The stage casing pinch roller external member includes at least two stage casings and presses Wheel；The stage casing pinch roller includes conical surface portion (5422) and pressing plate portion (5423)；Pressing plate portion (5423) is located at conical surface portion (5422) Outside；The cone angle of the conical surface portion (5422) of each stage casing pinch roller is from small to large successively in tandem；The endpiece pinch roller set Part includes at least a vertical press nips；The vertical press nips include axle center level top pressure wheel (5406) and axle center vertically Lateral pressure wheel (5407)；Below top pressure wheel (5406) axle center that lateral pressure wheel (5407) is located at, and lateral pressure wheel (5407) axle center and top Pinch roller (5406) axle center is located on same perpendicular；The cylinder of top pressure wheel (5406) and the cylinder composition of lateral pressure wheel (5407) are straight Angle clamping opening.

10. the freezer liner production line of compound riveting station as claimed in claim 6, it is characterised in that the vertical edge riveting Mechanism is installed on vertical edge riveting stent (52), including straight flange gripping mechanism (531) and straight flange pressing plate bending mechanism；The straight flange pressure Plate bending mechanism includes straight flange pressing plate mould bar (5321), straight flange bender bar (5322) and straight flange bogie (5323)；Straight flange pressure Template die bar (5321) is installed on the front of straight flange bogie (5323) by spring stack mechanism (5324)；Straight flange bender bar (5322) front of straight flange bogie (5323) is installed on by mould bar installing plate (5325)；Straight flange pressing plate mould bar (5321) is located at The outside of straight flange bender bar (5322), and it is parallel with straight flange bender bar (5322) and be close to；Straight flange gripping mechanism (531) Positioned at the inner side of straight flange bender bar (5322), and it is parallel with straight flange bender bar (5322)；Before vertical edge riveting stent (52) Side is provided with vertical clamping opening installing plate (521)；The straight flange gripping mechanism (531) of two straight flange riveter structures is separately mounted to The both sides of clamping opening installing plate (521)；Straight flange gripping mechanism (531) includes straight flange clamping opening gap (5311), straight flange clamping opening guide plate (5312) and straight flange clamping opening fixture block (5313)；Straight flange clamping opening guide plate (5312) is located at the outside of clamping opening installing plate (521), and with The side composition L-shaped structure of clamping opening installing plate (521)；Straight flange clamping opening fixture block (5313) is located at the inside of the L-shaped structure, and installs In the outside of clamping opening installing plate (521), and positioned at the front of straight flange clamping opening guide plate (5312)；(5311) are straight between straight flange clamping opening Strip gap between side clamping opening fixture block (5313) and straight flange clamping opening guide plate (5312), towards outer openings.