CN112620440A

CN112620440A - Plate splicing system and plate splicing method

Info

Publication number: CN112620440A
Application number: CN202011501956.1A
Authority: CN
Inventors: 张世伟; 吴沙; 李晓甫; 钟兴尉; 周海波; 张智
Original assignee: CIMC Vehicles Group Co Ltd
Current assignee: CIMC Vehicles Group Co Ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-04-09

Abstract

The invention provides a plate splicing system and a plate splicing method. The plate splicing system comprises a conveying mechanism, a feeding mechanism, a preforming mechanism, a displacement mechanism and a meshing mechanism. The conveying mechanism is used for conveying the plates along the conveying direction; the first direction of the plate is parallel to the conveying direction, and the second direction of the plate is perpendicular to the conveying direction; the feeding mechanism is arranged at the upstream of the conveying mechanism and used for feeding the plates to the conveying mechanism so that the first direction of the plates is parallel to the conveying direction; the preforming mechanism is arranged at the downstream of the conveying mechanism, receives the plate and performs the plate to enable two opposite sides of the plate in the second direction to be respectively formed into an L-shaped interface and a V-shaped interface; the displacement mechanism is arranged at the downstream of the preforming mechanism, receives the formed plate, rotates the plate by 90 degrees and conveys the plate to the downstream; the snap-in mechanism is arranged at the downstream of the position changing mechanism, receives the plates conveyed by the position changing mechanism and snap-in the L-shaped interface of one plate with the V-shaped interface of the other plate.

Description

Plate splicing system and plate splicing method

Technical Field

The invention relates to the field of plate processing, in particular to a plate splicing system and a plate splicing method.

Background

The refrigerator car is a key device of an important link in low-temperature cold-chain logistics. At present, the common method for splicing the wall plates of the refrigerator car is to bend the plate materials to form a spliced edge, then splice the spliced edges of the two plate materials and then weld or rivet and punch the spliced edges, so that the plate materials are spliced to obtain the wall plates. However, the method has low processing efficiency, manual operation is needed for bending, the precision is difficult to ensure, and the splicing consistency is poor.

Disclosure of Invention

The invention aims to provide a plate splicing system and a plate splicing method which are high in efficiency and good in splicing consistency, and aims to solve the problems in the prior art.

In order to solve the above technical problem, the present invention provides a panel splicing system, including:

the conveying mechanism is used for conveying the plates along the conveying direction; the first direction of the plate is parallel to the conveying direction, and the second direction of the plate is perpendicular to the conveying direction;

the feeding mechanism is arranged at the upstream of the conveying mechanism and used for feeding the plates to the conveying mechanism so that the first direction of the plates is parallel to the conveying direction;

the preforming mechanism is arranged at the downstream of the conveying mechanism, receives the plate and performs preforming on the plate, so that two opposite sides of the plate in the second direction are respectively formed into an L-shaped interface and a V-shaped interface;

a displacement mechanism arranged at the downstream of the preforming mechanism, receiving the formed plate, rotating the plate by 90 degrees and conveying the plate to the downstream;

and the meshing mechanism is arranged at the downstream of the displacement mechanism, receives the plates conveyed by the displacement mechanism and meshes the L-shaped interface of one plate with the V-shaped interface of the other plate.

In one embodiment, the preforming mechanism comprises a base, and a left forming device and a right forming device which are distributed to be parallel to each other and are respectively arranged on two sides of the base in the width direction, and the length direction of the base is parallel to the conveying direction; the left forming equipment is used for forming the V-shaped interface, and the right forming equipment is used for forming the L-shaped interface.

In one embodiment, the right forming device comprises a plurality of right forming roller sets arranged at intervals along the length direction of the base; each right side shaping roller set has the centre gripping the right clamping face of panel, and along direction of delivery, the contained angle of the right clamping face of right side shaping roller set reduces gradually to 90 degrees and forms L shape interface.

In one embodiment, the left forming device comprises a plurality of left forming roller sets arranged at intervals along the length direction of the base; each left forming roller set is provided with a left clamping surface for clamping the plate, and the left clamping surface comprises a first left clamping surface and a second left clamping surface; along direction of delivery, the contained angle of first left clamping face reduces gradually and keeps unchangeable after 90 degrees the contained angle of first left clamping face is after 90 degrees, the contained angle of the left clamping face of second reduces gradually by 180 degrees to being the acute angle.

In one embodiment, the preforming mechanism further comprises guide devices respectively arranged at two sides of the base in the width direction, and the guide devices are arranged at the upstream of the left forming device and the right forming device; each guiding device comprises two guiding rollers which are arranged in pairs from top to bottom and a driving piece which drives one of the guiding rollers to rotate, a guiding space is arranged between the two guiding rollers, and the guiding spaces of the two guiding devices are all located at the same horizontal height and guide and convey a plate together.

In one embodiment, the snap-in mechanism comprises:

the front conveying table is arranged at the downstream of the position changing mechanism and is used for supporting and conveying the plate; the second direction of the sheet material positioned at the front conveying table is parallel to the conveying direction of the front conveying table;

the rear conveying table is arranged at the downstream of the front conveying table and used for receiving and supporting the plate conveyed by the front conveying table; the second direction of the plate positioned on the rear conveying table is parallel to the conveying direction of the rear conveying table;

the splicing table is positioned between the front conveying table and the rear conveying table and supports two plates together, so that the L-shaped interface of one plate is spliced with the V-shaped interface of the other plate; the length direction of the splicing table is parallel to the conveying direction of the front conveying table;

and the snap-in equipment is arranged corresponding to the splicing table and is used for gradually forming and snap-in the interfaces of the two plates positioned on the splicing table.

In one embodiment, the rear conveying table can be lifted relative to the splicing table, so that the L-shaped interface of one plate can be conveniently spliced with the L-shaped interface of the other plate.

In one embodiment, the snap-in apparatus comprises a snap-in assembly movable along the splice width direction to move along the first direction of the sheet material at the interface; the snap-in assembly comprises a plurality of snap-in roller sets arranged at intervals along the width direction of the splicing table, each snap-in roller set is provided with a snap-in surface, and the included angle of the snap-in surfaces is gradually reduced along the moving direction of the snap-in assembly.

In one embodiment, the snap-in apparatus further comprises a press roll set; the material pressing roller sets comprise two end material pressing rollers and a middle material pressing roller, the two end material pressing rollers are respectively arranged at two ends of the snap-in component along the width direction of the splicing table, the middle material pressing rollers are located between the snap-in roller sets, and the plates are tightly pressed on the splicing table.

In one embodiment, the snap-in device further comprises a plurality of pressing rods arranged corresponding to the splicing tables; the pressing rods are arranged along the width direction of the splicing table at intervals, and the pressing rods are arranged along the width direction of the splicing table at intervals.

In one embodiment, the feeding mechanism includes:

the fixing frame is fixed at the upstream of the conveying mechanism;

the grabbing component is used for grabbing the plate;

the lifting component is connected with and drives the grabbing component to lift;

and the moving assembly is arranged on the fixed frame and connected with and drives the lifting assembly to move back and forth along the conveying direction of the conveying mechanism.

In one embodiment, the displacement mechanism includes:

the conveying pieces on the two sides are arranged at intervals in parallel along the direction perpendicular to the conveying direction; each side conveying piece conveys the plate along the conveying direction;

the supporting plate is arranged between the two side conveying pieces;

the rotating piece is connected with the supporting plate and drives the supporting plate to rotate, so that the plate positioned on the supporting plate is driven to rotate;

and the lifting piece is connected with the rotating piece and drives the rotating piece to lift, so that the supporting plate can be lifted to be upwards beyond the side conveying piece. In one embodiment, two intermediate conveying members are further arranged between the two side conveying members, and the two intermediate conveying members are respectively arranged at two ends of the supporting plate.

The invention also provides a plate splicing method, which comprises the following steps:

providing a feeding mechanism and a conveying mechanism, feeding the plates to the conveying mechanism through the feeding mechanism, and conveying the plates by the conveying mechanism along a conveying direction;

providing a preforming mechanism, receiving the plate conveyed by the conveying mechanism, preforming the plate, and forming an L-shaped interface and a V-shaped interface on two opposite sides of the plate respectively;

providing a displacement mechanism for receiving the plate formed by the preforming mechanism and rotating the plate by 90 degrees;

and providing a snap-in mechanism for receiving the plates rotated by the displacement mechanism and splicing and snap-in the L-shaped interface of one plate with the V-shaped interface of the other plate.

According to the technical scheme, the invention has the advantages and positive effects that:

the plate splicing system comprises a feeding mechanism, a conveying mechanism, a preforming mechanism, a position changing mechanism and a meshing mechanism which are sequentially arranged from upstream to downstream. The plate feeding mechanism is used for feeding plates, the conveying mechanism is used for conveying the plates, the pre-forming mechanism is used for forming the plates, and the plates enter the engagement mechanism after being displaced by the displacement mechanism, so that engagement of the two plates is realized. Therefore, the whole-process mechanization degree of the plate splicing system is high, the splicing efficiency is high, manual intervention is not needed, the quality and the stability of plate splicing are guaranteed, and the splicing consistency is good.

Drawings

FIG. 1 is a schematic structural view of a panel splicing system of the present invention;

FIG. 2 is a schematic illustration of the panel splicing system of FIG. 1 splicing panels;

FIG. 3 is a schematic structural view of a sheet material with an interface;

FIG. 4 is a schematic view of a right forming apparatus forming an L-shaped interface in accordance with the present invention;

FIG. 5 is a schematic view of a left forming apparatus forming a V-shaped interface of the present invention;

FIG. 6 is a schematic view of the indexing mechanism of the present invention;

FIG. 7 is a schematic illustration of the raising of the support plate of the indexing mechanism of FIG. 6;

FIG. 8 is a schematic structural view of the rear transfer table, the splicing table and the front transfer table when the rear transfer table is lifted in the present invention;

FIG. 9 is a schematic structural view of the rear conveyor, the splicing table and the front conveyor when the rear conveyor descends in the present invention;

FIG. 10 is a schematic view of the snap-in assembly and the press roll set of the present invention;

FIG. 11 is a top view of the snapping mechanism of the present invention snapping two sheets of material;

fig. 12 is a schematic view of a snap-in assembly of the present invention snapping in two sheets.

The reference numerals are explained below:

1. a feeding mechanism;

2. a conveying mechanism;

3. a preforming mechanism; 311. an upper conveying roller; 312. a lower conveying roller; 321. an upper guide roller; 322. a lower guide roller; 331. an upper left forming roll; 332. a lower left forming roll; 341. an upper right forming roll; 342. a lower right forming roll;

4. a position changing mechanism; 41. a side transfer member; 42. a support plate; 43. an intermediate transfer member;

5. a snap-in mechanism; 51. a front transfer station; 52. a rear transfer table; 53. splicing tables; 551. an end pressing roller; 552. a middle material pressing roller; 561. a guide roller set; 562. a first buckling roller set; 563. a second buckling roller set; 564. a snap-in roll set; 565. a shaping roller set; 56. a hold down bar;

6. a blanking mechanism;

91. a plate material; 92. a sheet material with an interface; 921. folding the right side; 922. folding the left edge; 93. and (5) splicing the plates.

Detailed Description

Exemplary embodiments that embody features and advantages of the invention are described in detail below in the specification. It is to be understood that the invention is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the invention and the description and drawings are to be regarded as illustrative in nature and not as restrictive.

For further explanation of the principles and construction of the present invention, reference will now be made in detail to the preferred embodiments of the present invention, which are illustrated in the accompanying drawings.

The present invention provides a panel splicing system for splicing panels, particularly for the manufacture of panels in refrigerators, i.e. panels formed by splicing panels.

Referring to fig. 1, the plate splicing system in the preferred embodiment of the present invention includes a feeding mechanism 1, a conveying mechanism 2, a preforming mechanism 3, a shifting mechanism 4, a snapping mechanism 5, and a discharging mechanism 6.

Referring to the direction of the view of fig. 1, the sheet material 91 is conveyed from upstream to downstream in this order, that is, the feeding mechanism 1, the conveying mechanism 2, the preforming mechanism 3, the displacing mechanism 4, the engaging mechanism 5, and the discharging mechanism 6 of the sheet material splicing system are provided in this order.

Referring to fig. 1 and 2, a plate 91 enters a conveying mechanism 2 through the feeding of a feeding mechanism 1, the conveying mechanism 2 conveys the plate 91 to a preforming mechanism 3, the preforming mechanism 3 processes the plate 91 to respectively form two opposite side edges of the plate 91 into an L-shaped interface and a V-shaped interface, namely, a plate 92 with interfaces, a displacement mechanism 4 rotates the plate 92 with interfaces 90 degrees and then conveys the plate 92 with interfaces to a snap-in mechanism 5, the snap-in mechanism 5 performs snap-in connection on the plate 92 with the interfaces, so that the L-shaped interface of the plate 92 with the interface is snap-in connected with the V-shaped interface of the plate 92 with the other interface to obtain a spliced plate 93, and the spliced plate 93 is conveyed outwards through a blanking mechanism 6.

The specific structure of the sheet material 92 with the interface is shown in fig. 3. The panel 92 of area interface includes that the panel body is located the left hem 922 and the right hem 921 of the relative both sides of panel body, and wherein, left hem 922 includes the first hem that extends and the second hem that is buckled to the outside and downward sloping by the top of first hem upwards buckling by panel body an organic whole, and first hem is the font of falling V with the second hem, consequently and calls the V-arrangement interface. The right folded edge 921 is formed by extending the plate body upwards, and the right folded edge 921 is perpendicular to the plate body and is L-shaped, so the plate body is called an L-shaped interface.

The following is a detailed description.

For convenience of description, the conveying direction of the sheet material 91, i.e., the upstream to downstream direction, is defined as a longitudinal direction, and the vertical direction in the horizontal direction is defined as a transverse direction.

Feed mechanism 1 includes the mount, snatchs the subassembly, lifting unit and removes the subassembly. The moving assembly is arranged on the fixed frame and connected with and drives the lifting assembly to move back and forth along the longitudinal direction. The lifting component is connected with and drives the grabbing component to lift. The grabbing assembly is used for grabbing the plate 91. The feeding mechanism 1 drives the grabbing component to move through the lifting and moving of the lifting component and the longitudinal moving component.

Wherein, the removal subassembly includes longitudinal guide, indulges and moves slider and indulges and move the power piece. The longitudinal guide rail is arranged on the fixed frame and extends along the longitudinal direction. The longitudinal slide block is slidably engaged with the longitudinal guide rail. The longitudinal moving power part drives the longitudinal moving slide block to move on the longitudinal guide rail. In other embodiments, the moving assembly may further drive the lifting assembly to move back and forth along the transverse direction, which may be specifically set according to actual needs.

The lifting assembly comprises a lifting slide way, a lifting slide block and a lifting power piece. The lifting slide ways are arranged on two sides of the longitudinal moving slide block and arranged along the height direction of the longitudinal moving slide block. The lifting slide block is fixedly connected with the grabbing assembly and is in sliding fit with the lifting slide way. The lifting power part is connected with and drives the lifting slide block to move on the lifting slide way, and then the grabbing assembly is driven to move along the lifting slide way.

The gripper assembly includes pairs of gripper arms, each pair of gripper arms being capable of either gripping sheet 91 toward each other or lowering sheet 91 away from each other.

In this embodiment, the feeding mechanism 1 is a manipulator.

The conveying mechanism 2 is provided downstream of the feeding mechanism 1, and is configured to convey the sheet material 91 in a conveying direction. Wherein the transport direction is parallel to the longitudinal direction. Specifically, in the present embodiment, when the plate material 91 is on the conveying mechanism 2, the length direction of the plate material 91 extends in the longitudinal direction, the length direction of the plate material 91 is the first direction, and the width direction is the second direction. In other embodiments, the width direction of the plate 91 may be the first direction.

In the present embodiment, the conveying mechanism 2 is a conveying roller. The conveying roller comprises a roller body and a driving piece for driving the roller body to rotate. The roller body rotates to move the sheet material 91 in contact with the roller body forward, i.e., the roller body rotates in the same direction as the sheet material 91 is conveyed, so that the roller body can convey the sheet material 91 to the preforming mechanism 3. When describing the orientation, the invention takes the upstream and downstream directions of the plate splicing system as the front and takes the downstream and upstream directions as the back. Unless otherwise specified, the definitions of front and rear are consistent herein.

Furthermore, the roller bodies are arranged at intervals longitudinally, namely, a gap is formed between every two adjacent roller bodies. Each roller body comprises a rotating shaft and a plurality of rotating wheels arranged on the rotating shaft at intervals, the rotating shaft is fixedly connected with the rotating wheels, and the rotating shaft rotates to drive the rotating wheels to rotate, so that the plate 91 moves forwards along each roller body.

The conveying roller extends to the preforming mechanism 3, namely, the conveying roller can convey the sheet material 91 to the preforming mechanism 3, and the automation degree is high. In other embodiments, the conveying mechanism 2 may also be a conveyor belt, a conveyor chain, etc., which may be selected according to the actual situation.

The preforming mechanism 3 is used to form the sheet 91 into a sheet 92 with an interface, i.e., an L-shaped interface and a V-shaped interface on opposite sides, respectively. In this embodiment, along two sides of the width direction of the plate 91, one side of the plate forms an L-shaped joint, and the other side of the plate forms a V-shaped joint.

The preforming mechanism 3 includes a base, a left forming device and a right forming device which are distributed in parallel to each other and are arranged on both sides of the base in the width direction, and a guide device and a conveying device.

The length direction of the base is parallel to the conveying direction, i.e. the length direction of the base extends in the longitudinal direction. The upper surface of the base is flush with the upper surface of the conveying mechanism 2 or lower than the upper surface of the conveying mechanism 2, so that the sheet material 91 can smoothly enter the preforming mechanism 3 from the conveying mechanism 2.

The two conveying devices are respectively arranged on two sides of the base in the width direction and used for conveying the sheet 91 so that the sheet 91 is formed in the moving process. The conveying equipment on each side comprises a plurality of conveying roller sets arranged at intervals along the length direction of the base. Each conveying roller group includes an upper conveying roller 311 and a lower conveying roller 312 provided in pair, the axes of the upper conveying roller 311 and the lower conveying roller 312 each extend in the lateral direction, and a gap is provided between the upper conveying roller 311 and the lower conveying roller 312.

The two guiding devices are respectively arranged at two sides of the base in the width direction and are arranged at the front end of the base, and are used for guiding the plate 91 entering the preforming mechanism 3. In this embodiment, the two guiding devices are respectively located at the outer sides of the two conveying devices. Each guide apparatus includes an upper guide roller 321 and a lower guide roller 322 provided in a pair up and down. A guide space is provided between the upper guide roller 321 and the lower guide roller 322, and the guide spaces of the two guide devices are located at the same horizontal level to guide and convey a sheet material 91 together.

The lower guide rollers 322 each include an inner guide post and an outer guide post connected to an outer end of the inner guide post, and the inner guide post is coaxial with the outer guide post. The diameter of the outer guide post is greater than the diameter of the inner guide post such that the outer circumference of the outer guide post exceeds the outer circumference of the inner guide post. That is, the inner guide posts are used for supporting the sheet material 91, the outer guide posts are used for limiting the sheet material 91 to move outwards, and the two guide rollers work together to play a role in guiding.

The left forming device is used for forming the V-shaped interface, and the right forming device is used for forming the L-shaped interface. Wherein, left and right refer to opposite sides in a width direction of the base. The left forming device and the right forming device are respectively positioned at the outer sides of the two conveying devices.

Referring to fig. 4, the right forming apparatus includes a plurality of right forming roller sets disposed at intervals along a length direction of the base. Each right forming roller set is provided with a right clamping face for clamping the plate 91, and the included angle of the right clamping face of the right forming roller set is gradually reduced to 90 degrees along the conveying direction to form an L-shaped interface.

Specifically, the right forming roller group includes an upper right forming roller 341 and a lower right forming roller 342 provided in a pair with a gap between the upper right forming roller 341 and the lower right forming roller 342. The outer periphery of the upper right forming roller 341 has an inclined surface from inside to outside upward, and the outer periphery of the right forming roller has an inclined surface from inside to outside upward. The two inclined surfaces together form a right clamping surface. The area enclosed by the left forming device and the right forming device is inward with the using state of the preforming mechanism 3 as a reference, and the area enclosed by the left forming device and the right forming device is outward.

Specifically, in this embodiment, before the right clamping surface is 90 degrees, the upper right forming roller 341 includes an upper cylinder and an upper circular table connected to the outer end of the upper cylinder, the diameter of the joint between the upper circular table and the upper cylinder is the same as that of the upper cylinder, and the diameter of the upper circular table is gradually reduced from inside to outside. The lower right forming roller 342 comprises a lower cylinder and a lower circular truncated cone connected to the outer end of the lower cylinder, the diameter of the joint of the lower circular truncated cone and the lower cylinder is the same as that of the lower cylinder, and the diameter of the lower circular truncated cone is gradually increased from inside to outside. The upper right forming roller 341 includes an upper cylinder when the right nip surface is at 90 degrees. The lower right forming roll 342 comprises an inner cylinder and an outer cylinder having a diameter greater than the diameter of the inner cylinder. The inner side surface of the outer cylinder is close to the outer end surface of the upper cylinder, and a gap is formed between the inner side surface of the outer cylinder and the outer end surface of the upper cylinder to accommodate the folded edge.

Along the conveying direction, namely from front to back, the included angle of the right clamping face of the right forming roller sets is gradually reduced to 90 degrees, and the forming of the L-shaped interface is completed.

After the sheet material 91 moves to the right forming roller set, the sheet material 91 starts to form a right folded edge 921 through the action of the right clamping surface. Specifically, by preceding to the back, the contained angle between panel body and the right hem 921 reduces to 90 degrees gradually, and then makes right hem 921 perpendicular with the panel body, forms L shape interface.

The left forming device comprises a plurality of left forming roller sets arranged at intervals along the length direction of the base. Each left forming roller set is provided with a left clamping face for clamping the sheet material 91, and the left clamping face comprises a first left clamping face and a second left clamping face; along direction of delivery, the contained angle of first left clamping face reduces gradually and keeps unchangeable after 90 degrees, and after the contained angle of first clamping face was 90 degrees, the contained angle of the left clamping face of second reduced gradually to being the acute angle by 180 degrees, forms the V-arrangement interface of shaping.

Referring to fig. 5, in the present embodiment, the V-shaped interface is formed by forming an L-shape first and then bending the L-shape to form the V-shaped interface.

Specifically, the left forming roller group includes an upper left forming roller 331 and a lower left forming roller 332 provided in a pair, wherein the upper left forming roller 331 and the lower left forming roller 332 have a gap therebetween.

In this embodiment, the first clamping surface of the left clamping surface can refer to the molding of the right clamping surface, and therefore, the description thereof is omitted here. When the first clamping surface is at 90 degrees, the included angle of the second clamping surface is 180 degrees. Then, from the front to the back direction, the included angle of the second clamping surface is gradually reduced to form an acute angle.

When the second clamping surface is smaller than 180 degrees, the upper left forming roller 331 comprises an upper left cylinder and an upper left circular table connected to the outer end of the upper left cylinder, the upper left cylinder and the upper left circular table are coaxial, the diameter of the inner end of the upper left circular table is smaller than that of the upper left cylinder, and the diameter of the upper left circular table is gradually reduced along the inner-to-outer direction. The lower left forming roller 332 comprises a lower left cylinder and a lower left circular truncated cone connected to the outer end of the lower left cylinder, the lower left cylinder is coaxial with the lower left circular truncated cone, the diameter of the inner end of the lower left circular truncated cone is larger than that of the lower left cylinder, and the diameter of the lower left circular truncated cone in the inner direction is gradually reduced.

When the second clamping surface is equal to 90 degrees, the upper left forming roller 331 includes a first cylinder and a second cylinder connected to the outer end of the first cylinder, the first cylinder and the second cylinder are coaxial, and the diameter of the second cylinder is smaller than that of the first cylinder. The lower left forming roller 332 comprises a third cylinder and a fourth circular table connected to the outer end of the third cylinder, the third cylinder and the fourth cylinder are coaxial, and the diameter of the fourth cylinder is larger than that of the second cylinder.

When the second clamping surface is smaller than 90 degrees, the upper left forming roller 331 comprises an upper left cylinder and an upper left circular table connected to the outer end of the upper left cylinder, the upper left cylinder and the upper left circular table are coaxial, the diameter of the inner end of the upper left circular table is smaller than that of the upper left cylinder, and the diameter of the upper left circular table is gradually increased along the inner-to-outer direction. The lower left forming roller 332 comprises a lower left cylinder and a lower left circular table connected to the outer end of the lower left cylinder, the lower left cylinder is coaxial with the lower left circular table, the diameter of the inner end of the lower left circular table is larger than that of the lower left cylinder, and the diameter of the lower left circular table is gradually increased along the inner direction to the outer direction.

After the sheet material 91 moves to the left forming roller set, the sheet material 91 forms a left folded edge 922 through the action of the left clamping surface. The left folding edge 922 comprises a first folding edge and a second folding edge, and the first folding edge is connected with the plate body and is perpendicular to the plate body. The second folded edge is connected to the top end of the first folded edge and is formed by bending downwards at the outer side of the first folded edge, and then a V-shaped interface is formed.

In this embodiment, the left former includes six left forming roller sets, and the right former also includes six right forming roller sets. Wherein, the right forming equipment can comprise a plurality of groups of right forming roller sets with the right clamping surfaces at 90 degrees.

The displacement mechanism 4 is used to rotate the sheet 92 with an interface so that the sheet 92 with an interface is rotated to extend in the width direction in the longitudinal direction. Specifically, the upper surface of the indexing mechanism 4 is lower than or flush with the upper surface of the preforming mechanism 3, and the sheet 92 with the belt interface can be smoothly received.

Referring to fig. 6 and 7, the shift mechanism 4 includes a base frame, two side transfer members 41, a support plate 42, a rotating member, and a lifting member.

The two side conveyors 41 are arranged on the chassis in parallel at intervals in the transverse direction. Each side feed member extends in the longitudinal direction and conveys the sheet material in the longitudinal direction. In this embodiment, the side conveyor 41 is a conveyor belt.

The lifting member is disposed on the base frame and located between the two side conveying members 41. Specifically, the lifting member has a fixed end fixed to the base frame and a free end capable of vertically lifting relative to the fixed end. In this embodiment, the lifting member is an oil cylinder.

The rotating member is provided at a free end of the elevating member so as to be capable of elevating. Specifically, the rotating member includes a stationary backup ring, a rotating backup ring, and a rotary drive mechanism. The fixed supporting ring is fixedly connected with the free end, the rotary supporting ring is rotatably connected with the fixed supporting ring, and the rotary driving mechanism drives the rotary supporting ring to rotate relative to the fixed supporting ring. In this embodiment, the rotating backup ring is rotatable 90 degrees relative to the stationary backup ring.

The support plate 42 is fixedly connected to the swivel spider so as to be rotatable therewith. The support plate 42 is located at the middle of the side transfer member 41 in the longitudinal direction so as to be rotatable when the middle of the interfaced plate material 92 is located on the support plate 42.

The displacement process of the displacement mechanism 4 is as follows:

in the initial state, the supporting plate 42 is located between the two side conveyors 41, and the plate 92 with the upper surface of the supporting plate 42 lower than the upper surface of the side conveyor or flush with the belt interface enters the shifting mechanism 4 and is conveyed by the side conveyors 41, so that the middle part of the plate 92 with the belt interface is located on the supporting plate 42. By the lifting of the lifter, the support plate 42 is lifted up so that the support plate 42 goes up beyond the side conveyor 41, and the sheet material 92 with the interface is detached from the side conveyor 41 and supported by the support plate 42. The interfaced sheet material 92 is then rotated by the rotating action of the rotating member to rotate the interfaced sheet material 92 90 degrees to complete the rotation of the interfaced sheet material 92. Then, the support plate 42 is lowered by lowering the lifter, and the plate member 92 with the joint rotated by 90 degrees is dropped onto the conveyors 41 on both sides and is conveyed by the conveyors 41 to the downstream nip mechanism 5.

Further, both ends of the support plate 42 are respectively provided with an intermediate transfer member 43 in the longitudinal direction. The conveying direction of each intermediate conveying member 43 is in the longitudinal direction, and the intermediate conveying member 43 is located between the conveying members 41 on both sides.

The snap-in mechanism 5 is used for snap-in connection of two plates 92 with interfaces to realize splicing.

Specifically, the snap-in mechanism 5 includes a front conveyance table 51, a rear conveyance table 52, a splicing table 53, and a snap-in device.

The front transfer table 51 is disposed downstream of the indexing mechanism 4 and is used for supporting and transferring the sheet material 92 at the interface of the belt. The front transfer table 51 is transferred from front to back while the transfer direction is still in the longitudinal direction, and only after the direction of the sheet material 92 with an interface on the front transfer table 51 is shifted by the shift mechanism 4, the width direction of the sheet material 92 with an interface, that is, the second direction, extends in the longitudinal direction. In this embodiment, the front transfer table 51 is a transfer chain or a transfer belt.

The rear transfer table 52 is disposed downstream of the front transfer table 51, and receives and supports the sheet 92 with the interface transferred by the front transfer table 51. The conveying direction of the rear conveying table 52 is still along the longitudinal direction, and after the conveying from front to back is carried out, the width direction of the plate material 91, namely the second direction, extends along the longitudinal direction after the direction of the plate material 92 with the interface on the rear conveying table 52 is shifted by the shifting mechanism 4. In this embodiment, the rear transfer table 52 is a conveyor chain or belt.

The splicing table 53 is located between the front conveying table 51 and the rear conveying table 52, and supports the two jointed boards 92 together, so that the L-shaped joint of one jointed board 92 is spliced with the V-shaped joint of the other jointed board 92. Namely, the splicing table 53 and the front conveying table 51 support a plate 92 with an interface together, the splicing table 53 and the rear conveying table 52 support a plate 92 with an interface together, and the two plates 92 with interfaces are spliced on the splicing table 53.

Specifically, in the present embodiment, the length direction of the splicing table 53 is parallel to the conveying direction of the front conveying table 51, that is, the length direction of the splicing table 53 extends in the longitudinal direction.

Specifically, the rear transfer table 52 can be raised and lowered relative to the splicing table 53 to facilitate splicing of the L-shaped interface of one interfaced sheet 92 with the V-shaped interface of another interfaced sheet 92.

Referring to fig. 8 and 9, the process of matching the front transfer table 51 with the rear transfer table 52 is as follows:

after front transport table 51 transports sheet 92 with an interface to rear transport table 52, where the L-shaped interface of sheet 92 with an interface is located on rear transport table 52 and the V-shaped interface is located on splicing table 53, rear transport table 52 is then raised up beyond splicing table 53. Another interfaced sheet material 92 is then conveyed to the front conveyor table 51 such that the L-shaped interface of the interfaced sheet material 92 contacts the V-shaped interface of the previous interfaced sheet material 92. The rear transfer table 52 is lowered to be flush with the splicing table 53, so that the two sheets 91 are flush, and the L-shaped interface of one sheet 91 is located in the V-shaped interface of the other sheet 91.

The snap-in device is arranged corresponding to the splicing table 53, and the joints of the two plates 91 on the splicing table 53 are gradually formed and snap-in to obtain the spliced plates 93.

Specifically, the snap-in equipment comprises a portal frame, and a pressing roller group, a snap-in assembly and a plurality of pressing rods 56 which are arranged on the portal frame.

The plurality of pressing rods 56 are divided into two groups, the two groups of pressing rods 56 are located on the splicing table 53 and are respectively arranged on two sides of the splicing table 53, and the two plates 92 with the interfaces on the splicing table 53 are respectively pressed tightly. Specifically, two sets of pressing rods 56 are arranged in parallel at intervals along the width direction of the splicing table 53, i.e., in the transverse direction. Each set of the pressing bars 56 includes a plurality of pressing bars 56 arranged in parallel at intervals in the longitudinal direction.

The hold-down bar 56 can be raised and lowered relative to the gantry to allow the transport of the sheet material 92 with the interface when raised upward and hold down the sheet material 92 with the interface against the splice table 53 when lowered downward.

The snap-in assembly is arranged on the portal frame and can move along the width direction of the splicing table 53, namely, the transverse direction, so that the joint of the two plates 92 with the joints moves along the first direction of the plates 92 with the joints, and the snap-in of the plates 92 with the joints is completed.

Specifically, the snap-in assembly includes a plurality of sets of snap-in roller sets 564 spaced apart along the width of the splicing table 53, i.e., in the transverse direction, each of the snap-in roller sets 564 having a snap-in surface, and the included angle of the snap-in surfaces gradually decreases along the moving direction of the snap-in assembly.

Specifically, each nip roller group 564 includes a front nip roller and a rear nip roller arranged in pairs with a nip surface formed therebetween. The rotating shafts of the front snap-in roll and the rear snap-in roll extend vertically. Wherein the front nip rolls correspond to the sheet material 92 with an interface supported by the front transport table 51; the rear nip rollers correspond to the interfaced sheet 92 supported by the rear transfer table 52. In this embodiment, the front nip roller acts on the L-shaped interface and the rear nip roller acts on the V-shaped interface.

Specifically in this embodiment, the nip assembly includes five nip roller sets 564, which, with reference to fig. 10 and 11, include, in order, a guide roller set 561, a first nip roller set 562, a second nip roller set 563, a nip roller set 564, and a shaping roller set 565. With reference to the direction of the view of fig. 10, a guide roller set 561, a first engagement roller set 562, a second engagement roller set 563, a nip roller set 564, and a shaping roller set 565 are provided in this order from the right to the left in the view.

Referring to fig. 12, the front nip roll of the guide roll set 561 is in a circular truncated cone shape, the outer circumference of the circular truncated cone is matched with the outer circumference of the V-shaped seam of the sheet material 91, and the rear nip roll of the guide roll set 561 is in a cylindrical shape, thereby performing a guiding function.

The back snap-in roller in the first lock roller set 562 is cylindrical, the front snap-in roller is also in a circular truncated cone shape, the diameter of the circular truncated cone is gradually reduced from top to bottom, and the included angle between the peripheral surface of the circular truncated cone and the vertical plane is smaller than the included angle between the peripheral surface of the circular truncated cone and the vertical plane in the front snap-in roller in the guide roller set 561, so that the included angle of the V-shaped interface can be reduced.

The front snap-in roll and the rear snap-in roll in the second snap-in roll set 563 are both cylindrical, and the two plates 92 with interfaces are snapped.

The front and rear nip rolls of nip roll set 564 are each cylindrical, wherein the outer circumference of the front nip roll is provided with an inwardly concave groove, and the outer circumference of the rear nip roll is provided with an outwardly convex ring, which can be engaged in the groove to nip the two sheets 92 with interfaces together.

The shaping roller set 565 is identical to the nip roller set 564 in structure, and is not described in detail herein. The set of sizing rollers 565 are used to adjust the nip of the two interfaced sheets 92.

The nip roll set 564 is disposed on the gantry at a distance laterally from the nip assembly and is also capable of moving laterally. In the embodiment, the material pressing roller group and the snap-in component are jointly connected with a transition plate; connected and moves with the transition plate.

Specifically, the nip roll group includes both end nip rolls 551 and a middle nip roll 552. The rotating shafts of the end swaging roller 551 and the middle swaging roller 552 extend in the longitudinal direction. And along the width of the splicing table 53, i.e., in the transverse direction, the two end nip rollers 551 are aligned at the ends of the nip assembly, and the middle nip roller 552 is positioned between the nip roller sets 564 to compress the interfaced sheet material 92 against the splicing table 53.

In this embodiment, the number of the middle swaging rollers 552 is one. One end nip roller 551 is located above the guide roller set 561, the other end nip roller 551 is located below the shaping roller set 565, and the middle nip roller 552 is located between the second nip roller set 563 and the nip roller set 564.

The snap-in process of the snap-in device is as follows:

after the two sheets 92 with joints are in place on the splicing table 53, the pressing rods 56 are lowered, and the two sets of pressing rods 56 respectively press the two sheets 92 with joints onto the splicing table 53. The snap-in component and the nip roller wheel are moved to one end in the transverse direction, and then the snap-in component and the nip roller wheel are lowered to the plate 92 with the joint together, so that the nip roller wheel presses the plate 92 with the joint, and the snap-in component and the nip roller wheel are moved together to move the snap-in component and the nip roller wheel together. The L-shaped interface and the V-shaped interface are engaged with each other under the action of a plurality of groups of engaging rollers of the engaging component.

The blanking mechanism 6 is disposed downstream of the engagement mechanism 5, and is configured to convey the spliced plate 93 outward. The blanking mechanism 6 can be a conveying roller, a conveying belt, a conveying chain and the like, and can be selected according to actual conditions. The structure of the blanking mechanism 6 can refer to the conveying mechanism 2, which is not described herein.

The plate splicing system in this embodiment includes a feeding mechanism 1, a conveying mechanism 2, a preforming mechanism 3, a displacement mechanism 4, a meshing mechanism 5, and a discharging mechanism 6, which are sequentially arranged from upstream to downstream. Go up panel 91 through feed mechanism 1, conveying mechanism 2 carries panel 91 to carry out the shaping to panel 91 through preforming mechanism 3, after shifting through displacement mechanism 4, panel 91 gets into snap-in mechanism 5, realizes the snap-in of two panels 91, and panel 93 after will splicing through unloading mechanism 6 is outwards carried at last. Therefore, the whole-course mechanization degree of the plate splicing system is high, splicing efficiency is high, manual intervention is not needed, the quality and the stability of splicing of the 91 plates are guaranteed, and splicing consistency is good. In addition, in the embodiment, the preforming mechanism 3 forms the L-shaped interface and the V-shaped interface in a multi-pass spinning forming manner, so that the forming precision of the interfaces is ensured. The snap-in mechanism 5 adopts a movable snap-in component, so that the joints of the two plates 92 with the joints are gradually formed, and the precision of the snap-in joints and the dimensional precision of the plates 92 with the joints after splicing are ensured.

In order to further make those skilled in the art specifically understand how the plate splicing system provided in the present embodiment implements splicing of the plate 91, a specific process of the plate 91 splicing method will be described below.

The splicing method of the plate 91 comprises the following steps:

and S1, feeding the plate 91 to the conveying mechanism 2 through the feeding mechanism 1, and conveying the plate 91 along the conveying direction by the conveying mechanism 2.

Specifically, after the feeding mechanism 1 grabs the sheet material 91, the sheet material 91 is placed on the conveying mechanism 2. In this embodiment, the plate member 91 is placed so that the longitudinal direction thereof extends in the conveying direction.

The feeding speed of the feeding mechanism 1, i.e., the time interval between feeding of the two sheet materials 91, is set in practice in consideration of the speeds of the conveying mechanism 2, the preforming mechanism 3, and the nipping mechanism 5.

S2, the pre-forming mechanism 3 receives the sheet material 91 conveyed by the conveying mechanism 2 and pre-forms the sheet material 91, so that the two opposite sides of the sheet material 91 are respectively formed into an L-shaped interface and a V-shaped interface.

Specifically, the preforming mechanism 3 forms the V-shaped interface and the L-shaped interface on two sides of the plate 91 by performing multiple rolling forming with the left forming device and the right forming device, respectively, so as to form the plate 92 with the interfaces.

S3, the displacement mechanism 4 receives the plate formed by the preforming mechanism 3 and rotates 90 degrees.

Specifically, in the present embodiment, the two joints of the plate 92 with the joint received by the shift mechanism 4 are respectively located at two sides in the transverse direction, and each joint extends in the longitudinal direction. After the displacement by the displacement mechanism 4, the plate material 92 with the joint is rotated by 90 degrees, so that each joint of the plate material 92 with the joint extends in the lateral direction.

S4, the snap-in mechanism 5 receives the sheet material 91 after the shift mechanism 4 rotates, and splices and snaps the L-shaped interface of one sheet material 92 with an interface with the V-shaped interface of the other sheet material 92 with the interface.

Specifically, the two jointed boards 92 are first moved to a preset position by the cooperation of the rear transfer table 52 and the front transfer table 51, i.e., the L-shaped joint of one jointed board 92 is in contact with the V-shaped joint of the other jointed board 92, and then the joints on the splicing table 53 are snapped by the snapping device.

And S5, conveying the spliced plate 93 outwards through the blanking mechanism 6.

In the plate splicing method in this embodiment, the feeding mechanism 1 feeds the plate 91, the conveying mechanism 2 conveys the plate, the preforming mechanism 3 shapes the plate 91, the displacement of the displacement mechanism 4 causes the plate to enter the engagement mechanism 5, the engagement of the two plates is realized by the engagement of the engagement mechanism 5, and finally the blanking mechanism 6 conveys the spliced plate 93 outwards. The plate splicing method is high in whole process mechanization degree and high in splicing efficiency. In addition, the method adopts a multi-channel spinning forming mode to form the L-shaped interface and the V-shaped interface, thereby ensuring the forming precision of the interfaces. And a movable snap-in assembly is adopted, so that the joint of the two plates 91 is formed step by step, and the precision of the snap-in joint and the size precision of the spliced plates are ensured.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A panel splicing system, comprising:

2. The panel splicing system according to claim 1, wherein the preforming mechanism includes a base, and a left forming device and a right forming device which are distributed parallel to each other and are arranged on both sides of the base in a width direction, and a length direction of the base is parallel to the conveying direction; the left forming equipment is used for forming the V-shaped interface, and the right forming equipment is used for forming the L-shaped interface.

3. The panel splicing system of claim 2, wherein the right forming apparatus comprises a plurality of right forming roller sets spaced apart along the length of the base; each right side shaping roller set has the centre gripping the right clamping face of panel, and along direction of delivery, the contained angle of the right clamping face of right side shaping roller set reduces gradually to 90 degrees and forms L shape interface.

4. The panel splicing system of claim 2 wherein the left forming apparatus includes a plurality of left forming roller sets spaced apart along the length of the base; each left forming roller set is provided with a left clamping surface for clamping the plate, and the left clamping surface comprises a first left clamping surface and a second left clamping surface; along direction of delivery, the contained angle of first left clamping face reduces gradually and keeps unchangeable after 90 degrees the contained angle of first left clamping face is after 90 degrees, the contained angle of the left clamping face of second reduces gradually by 180 degrees to being the acute angle.

5. The system for splicing panels as claimed in claim 2, wherein said preforming mechanism further comprises guide means disposed on both sides of said base in the width direction, said guide means being disposed upstream of said left forming means and said right forming means; each guiding device comprises two guiding rollers which are arranged in pairs from top to bottom and a driving piece which drives one of the guiding rollers to rotate, a guiding space is arranged between the two guiding rollers, and the guiding spaces of the two guiding devices are all located at the same horizontal height and guide and convey a plate together.

6. The panel splicing system of claim 1 wherein the snap-in mechanism comprises:

7. The panel splicing system of claim 6, wherein the rear transfer table is capable of being raised and lowered relative to the splicing table to facilitate splicing of the L-shaped interface of one panel to the L-shaped interface of another panel.

8. The panel splicing system of claim 6, wherein the snap-in apparatus comprises a snap-in assembly movable widthwise of the splicing station to move in a first direction of the panels at the interface; the snap-in assembly comprises a plurality of snap-in roller sets arranged at intervals along the width direction of the splicing table, each snap-in roller set is provided with a snap-in surface, and the included angle of the snap-in surfaces is gradually reduced along the moving direction of the snap-in assembly.

9. The panel splicing system of claim 8 wherein the snap-in apparatus further comprises a pinch roller set; the material pressing roller sets comprise two end material pressing rollers and a middle material pressing roller, the two end material pressing rollers are respectively arranged at two ends of the snap-in component along the width direction of the splicing table, the middle material pressing rollers are located between the snap-in roller sets, and the plates are tightly pressed on the splicing table.

10. The panel splicing system of claim 6, wherein the snap-in device further comprises a plurality of hold-down bars disposed in correspondence with the splicing station; the pressing rods are arranged along the width direction of the splicing table at intervals, and the pressing rods are arranged along the width direction of the splicing table at intervals.

11. The panel splicing system of claim 1, wherein the feed mechanism comprises:

the fixing frame is fixed at the upstream of the conveying mechanism;

the grabbing component is used for grabbing the plate;

12. The panel splicing system of claim 1, wherein the indexing mechanism comprises:

the supporting plate is arranged between the two side conveying pieces;

and the lifting piece is connected with the rotating piece and drives the rotating piece to lift, so that the supporting plate can be lifted to be upwards beyond the side conveying piece.

13. A panel splicing system according to claim 12, wherein two intermediate conveying members are provided between said side conveying members, said intermediate conveying members being arranged at opposite ends of said support plate.

14. A method for splicing plates is characterized by comprising the following steps: