CN114905085A - Plate shearing machine for machining carriage plates and carriage assembly process - Google Patents

Abstract

The application relates to the technical field of vehicle manufacturing, in particular to a plate shearing machine for machining carriage plates and a carriage assembling process, wherein the plate shearing machine comprises a rack, a shearing device and a position moving device; the position moving device comprises a placing table, a supporting ball, a base plate and a driving mechanism; the placing table is arranged on the rack; the supporting balls are positioned on the same horizontal plane, are distributed on the placing table in a net shape, and are in rolling connection with the placing table; the base plate is positioned above the supporting balls, and the carriage plate is positioned between the base plate and the supporting balls; the plate shearing machine for processing the carriage plates is convenient for forming a supporting plane for supporting and supplying the carriage plates to move through a plurality of supporting balls, the driving base plate is convenient to drive through the driving mechanism to move, force is convenient to be applied to the carriage plates through the base plate, the labor intensity of workers is reduced when the carriage plates are sheared, and the shearing precision of the carriage plates is improved through mechanical adjustment and the positions of the fixed carriage plates.

Description

Plate shearing machine for machining carriage plates and carriage assembling process

Technical Field

The application relates to the technical field of vehicle manufacturing, in particular to a plate shearing machine for machining a carriage plate.

Background

The carriage of the automobile is used as a carrying body of carried goods, and is generally formed by assembling and constructing a plurality of carriage plates with different sizes through welding or connecting means such as connecting pieces after being fixed according to a certain position relation, finally forming a proper and safe carrying space, and before the carriage plates are assembled and used, the carriage plates need to be cut into proper sizes according to use requirements.

The patent document with the application number of 201410472550.3 discloses a numerical control hydraulic plate shearing machine, and it includes plate shearing machine body, left wall body, right wall body, knife rest, striker plate and is located the back striker support of knife rest below, the knife rest is located between left wall body and the right wall body, still including locating variable speed between left and right wall body can divide the material follow-up and hold in the palm the device and the device is lifted in the adjustment of back striker plate, the device is lifted in the adjustment of back striker plate is located the below of back striker support.

In view of the above related technologies, the inventor thinks that when the designed numerical control hydraulic plate shearing machine is used, in order to make the designed shearing line of the plate to be sheared be located at the position to be sheared, the position of the plate to be sheared needs to be moved and adjusted manually or by means of lifting equipment.

Disclosure of Invention

In order to reduce the labor intensity of workers during plate shearing, the application provides a plate shearing machine for machining carriage plates and a carriage assembling process, and the following technical scheme is adopted:

in a first aspect, the application provides a plate shearing machine for machining a carriage plate.

A plate shearing machine for machining carriage plates comprises a machine frame, a shearing device and a position moving device;

the shearing device is used for shearing the carriage plates and arranged on the rack;

the position moving device comprises a placing table, a supporting ball, a base plate and a driving mechanism;

the placing table is arranged on the rack;

the supporting roll balls are arranged on the same horizontal plane, are distributed on the placing table in a net shape, and are in rolling connection with the placing table;

the base plate is positioned above the supporting balls, and the carriage plate is positioned between the base plate and the supporting balls;

the driving mechanism is arranged on the rack and used for driving the base plate to move.

By adopting the technical scheme, the carriage plate is placed on the supporting plane formed by the supporting balls, the driving mechanism is adjusted, the driving mechanism drives the base plate to move towards one side of the carriage plate until the base plate is tightly abutted against the carriage plate, the driving mechanism is adjusted again, the driving mechanism applies force to the carriage plate through the base plate, the carriage plate drives the supporting balls to roll, the carriage plate moves on the supporting plane formed by the supporting balls until the position of the edge to be sheared of the carriage plate is proper, the shearing device is adjusted to shear the carriage plate, the base plate applies force to the carriage plate during shearing, the amplitude of single-side stress tilting of the carriage plate during shearing is reduced, then the driving mechanism is adjusted again, the driving mechanism adjusts the position of the carriage plate again through the base plate until all the peripheral sides of the carriage plate are sheared; the plate shearing machine is used in carriage panel processing of design, be convenient for install shearing mechanism and actuating mechanism through the frame, be convenient for install a plurality of support balls through placing the platform, be convenient for form the support plane that is used for supporting and supplies the motion of carriage panel through a plurality of support balls, be convenient for drive backing plate motion through actuating mechanism, be convenient for to the application of force of carriage panel through the backing plate, and then the position of adjustment carriage panel, need not to carry out too much adjustment through artifical position to carriage panel, workman's intensity of labour when having reduced carriage panel and cuting, and through the position of mechanical adjustment and fixed carriage panel, the shearing precision of carriage panel has been improved.

Optionally, the driving mechanism comprises a traversing assembly, a longitudinally moving assembly and a rotary lifting assembly;

the transverse moving assembly comprises a first guide rod, a first screw rod, a first motor and two sliding blocks;

the first guide rod is axially consistent with the first screw rod, the axial direction of the first guide rail is parallel to the plane of the top wall of the placing table, the first guide rail is connected with the rack, and the first screw rod is rotatably connected with the rack;

the first motor is connected with the rack, and an output shaft of the first motor is coaxially connected with the first screw rod;

one sliding block is connected with the first guide rod in a sliding mode, and the other sliding block is connected with the first screw rod in a threaded mode;

the longitudinal movement assembly is used for driving the rotary lifting assembly to horizontally move along an axial direction perpendicular to the first guide rod, and the longitudinal movement assembly is arranged on the two sliding blocks;

the rotary lifting assembly is used for driving the base plate to lift and rotate.

By adopting the technical scheme, the external power supply provides electric energy for the work of the first motor, the output shaft of the first motor rotates to drive the first screw rod to rotate, the first screw rod enables the two sliding blocks to move along the length direction of the first guide rod through the connection of the longitudinal moving assembly, the longitudinal moving assembly drives the rotary lifting assembly to horizontally move along the direction vertical to the axis of the first guide rod, then the rotary lifting assembly is adjusted, and the rotary lifting assembly drives the base plate to lift and rotate until the base plate is tightly abutted to the carriage plate; the actuating mechanism of design is convenient for drive first screw rod through first motor and rotates, through first screw rod, first guide arm and indulge the cooperation of moving the subassembly, is convenient for realize two sliding blocks along the axis direction motion of first guide arm, is convenient for drive rotatory lifting unit along the perpendicular to through indulging the subassembly that moves the axial horizontal motion of first guide arm, be convenient for through rotatory lifting unit drive backing plate go up and down and rotate.

Optionally, the longitudinal moving assembly includes a second guide rod, a second screw, a second motor, and a mounting block;

the second guide rod and the first guide rod are positioned on the same horizontal plane, the second guide rod is axially consistent with the second screw rod, the second guide rod penetrates through the mounting block and is connected with the mounting block in a sliding manner, and two ends of the second guide rod are respectively connected with the two sliding blocks;

the second screw rod is rotatably connected with the sliding block and is in threaded connection with the mounting block;

the second motor is connected with one of the sliding blocks, and the output shaft of the second motor is coaxially connected with the second screw rod.

By adopting the technical scheme, the external power supply provides electric energy for the second motor to work, the output shaft of the second motor drives the second screw rod to rotate, the second screw rod drives the mounting block to move along the axis direction of the second guide rod, and the mounting block drives the rotary lifting assembly to move; the designed longitudinal moving assembly is convenient for driving the second screw rod to rotate through the second motor, is convenient for guiding the installation block through the second guide rod, and is convenient for installing the rotary lifting assembly through the installation block.

Optionally, the rotary lifting assembly comprises a connecting rod, a rotating disc, a lifting cylinder, a limiting block and a rotating member;

the axis direction of the connecting rod is perpendicular to the top wall of the placing table, the connecting rod penetrates through the mounting block and the rotating disc, and the connecting rod is in clearance fit with the mounting block and the rotating disc;

the rotating disc and the connecting rod are coaxially arranged, the bottom wall of the rotating disc is attached to the top wall of the mounting block, and the rotating disc is connected with the mounting block in a sliding manner;

the cylinder body of the lifting cylinder is connected with the rotating disc, the piston rod of the lifting cylinder is connected with the connecting rod, and the axial direction of the piston rod of the lifting cylinder is consistent with the axial direction of the connecting rod;

the number of the limiting blocks is at least three, the limiting blocks are uniformly distributed around the circumferential direction of the rotating disc, the vertical sections of the limiting blocks are connected with the mounting blocks, and the horizontal sections of the limiting blocks are attached to the top wall of the rotating disc;

the rotating part is used for driving the rotating disc to rotate.

By adopting the technical scheme, the lifting cylinder is adjusted, the piston rod of the lifting cylinder extends out and simultaneously drives the connecting rod to move towards one side far away from the supporting ball, the connecting rod applies force to the base plate to enable the base plate to move towards one side far away from the supporting ball, then the carriage plate is placed between the supporting ball and the base plate, and the lifting cylinder is adjusted until the base plate is tightly attached to the carriage plate; the rotating part is adjusted, force is applied to the rotating disc by the rotating part, the rotating disc rotates around the axis direction of the connecting rod under the positioning action of the connecting rod and the limiting action of the limiting block, and the rotating disc drives the connecting rod to rotate through the lifting cylinder; the rotatory lift subassembly of design is convenient for drive backing plate through the connecting rod and moves, is convenient for cooperate through the rolling disc to rotate when installation lift cylinder and connecting rod and orders about the connecting rod and rotate, and the rolling disc is separated with the installation piece when being convenient for prevent through the stopper that the lift cylinder piston rod resets.

Optionally, the rotating part comprises a driving motor, a gear and an annular rack;

the driving motor is connected with the mounting block, and an output shaft of the driving motor is coaxially connected with the gear;

the annular rack and the rotating disc are coaxially arranged, the inner peripheral side of the annular rack is connected with the outer peripheral side of the rotating disc, and the annular rack is meshed with the gear.

By adopting the technical scheme, the external power supply provides electric energy for the work of the driving motor, the output shaft of the driving motor drives the gear to rotate, the gear is meshed with the annular rack, and the annular rack applies force to the rotating disc to drive the rotating disc to rotate; the designed rotating piece is convenient to drive the gear to rotate through the driving motor, is convenient to drive the annular rack to move through the gear, and is convenient to drive the rotating disc to move through the annular rack.

Optionally, the shearing device comprises an upper shear, a lower shear and at least one hydraulic cylinder;

the lower scissors are connected with the rack;

the hydraulic cylinder body is connected with the rack, an output shaft of the hydraulic cylinder penetrates through the rack to be connected with the upper scissors, and the output shaft of the hydraulic cylinder is connected with the rack in a sliding mode.

By adopting the technical scheme, after the edge of the carriage plate to be sheared is in a proper position, the hydraulic cylinder is adjusted, the piston rod of the hydraulic cylinder applies force to the upper scissors, and the upper scissors move towards one side of the lower scissors until the carriage plate is sheared; the shearing mechanism of design is convenient for drive through the pneumatic cylinder and goes up the scissors motion, is convenient for realize the shearing of carriage panel through last scissors and lower scissors cooperation.

Optionally, the backing plate comprises an installation layer, a rubber cushion layer and an anti-slip layer;

the side, close to the supporting balls, of the mounting layer is connected with the rubber cushion layer;

the anti-slip layer is connected with one side, far away from the mounting layer, of the rubber cushion layer.

Through adopting above-mentioned technical scheme, the backing plate of design is convenient for install the rubber cushion layer through the installation layer, through rubber cushion layer and skid resistant course be convenient for improve and the carriage panel between frictional force, and then be convenient for drive carriage panel motion.

In a second aspect, the present application provides a car body assembly process, including the following assembly process steps:

s1: plate shearing: the method comprises the steps of placing a carriage plate on a supporting plane formed by a plurality of supporting balls, adjusting a driving mechanism, driving a base plate to move towards one side of the carriage plate by the driving mechanism until the base plate is abutted against the carriage plate, adjusting the driving mechanism again, applying force to the carriage plate by the driving mechanism through the base plate, driving the supporting balls to roll by the carriage plate, moving the carriage plate on the supporting plane formed by the plurality of supporting balls until the position of the carriage plate to be sheared is proper, adjusting a shearing device, shearing the carriage plate, applying force to the carriage plate by the base plate during shearing, reducing the tilting amplitude of the carriage plate due to single-side stress during shearing, adjusting the driving mechanism again, adjusting the position of the carriage plate by the driving mechanism again through the base plate until all the circumferential sides of the carriage plate are sheared;

s2: welding: preliminarily fixing the cut carriage plates according to a preset position, and welding the carriage plates one by one until all carriages are welded;

s3: and (4) checking: and after the whole welding of the carriage is finished, checking the welding working condition and the whole deformation degree of the carriage.

Through adopting above-mentioned technical scheme, form a support plane of being convenient for carriage panel motion through a plurality of support balls, then order about the backing plate motion through actuating mechanism to the clamp plate when the position adjustment of carriage panel is realized and is cuted through the backing plate, not only reduced the intensity of labour when the workman shears the board, can also improve the shearing precision of carriage panel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the designed plate shearing machine for machining the carriage plates, the shearing device and the driving mechanism are conveniently installed through the rack, the plurality of supporting balls are conveniently installed through the placing table, the supporting plane for supporting and supplying the carriage plates to move is conveniently formed through the plurality of supporting balls, the base plate is conveniently driven to move through the driving mechanism, force is conveniently applied to the carriage plates through the base plate, the positions of the carriage plates are further adjusted, excessive manual adjustment of the positions of the carriage plates is not needed, the labor intensity of workers during shearing of the carriage plates is reduced, and the shearing precision of the carriage plates is improved through mechanical adjustment and fixing of the positions of the carriage plates;

2. according to the designed plate shearing machine for machining the carriage plates, the first screw rod is conveniently driven to rotate through the first motor, the two sliding blocks are conveniently driven to move along the axis direction of the first guide rod through the matching of the first screw rod, the first guide rod and the longitudinal moving assembly, the rotary lifting assembly is conveniently driven to horizontally move along the axial direction perpendicular to the first guide rod through the longitudinal moving assembly, and the backing plate is conveniently driven to lift and rotate through the rotary lifting assembly;

3. according to the designed plate shearing machine for machining the carriage plates, the driving motor is convenient to drive the gear to rotate, the gear is convenient to drive the annular rack to move, and the annular rack is convenient to drive the rotating disc to move.

Drawings

Fig. 1 is a schematic overall structure diagram of a plate shearing machine for machining a carriage plate according to an embodiment of the present application;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

fig. 3 is a cross-sectional view of a plate shearing machine for machining a car body plate according to an embodiment of the present invention.

Reference numerals: 1. a frame; 2. a placing table; 21. mounting plates, 22 and positioning plates; 3. supporting the balls; 4. a base plate; 41. mounting a layer; 42. a rubber cushion layer; 43. an anti-slip layer; 5. a drive mechanism; 51. a traversing assembly; 511. a first guide bar; 512. a first screw; 513. a first motor; 514. a slider; 52. a longitudinal movement component; 521. a second guide bar; 522. a second screw; 523. a second motor; 524. mounting blocks; 53. a rotary lifting assembly; 531. a connecting rod; 532. rotating the disc; 5321. a reducing section; 5322. a diameter expanding section; 533. a lifting cylinder; 534. a limiting block; 535. a rotating member; 5351. a drive motor; 5352. a gear; 5353. an annular rack; 6. putting scissors on the scissors; 7. a pair of scissors is arranged; 8. and a hydraulic cylinder.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

In a first aspect, the embodiment of the application discloses a plate shearing machine for machining a carriage plate.

The embodiment of the application discloses plate shearing machine is used in processing of carriage panel.

Referring to fig. 1, 2 and 3, the plate shearing machine for processing the carriage plate comprises a frame 1, a shearing device and a position moving device, wherein the position moving device comprises a placing table 2, a supporting ball 3, a base plate 4 and a driving mechanism 5; place platform 2 and include mounting panel 21 and locating plate 22, mounting panel 21 and 1 welding of frame, the plane level setting in mounting panel 21 roof place has seted up a plurality of hemispherical cavities that are used for holding support ball 3 on the mounting panel 21 roof, and a plurality of hemispherical cavities are netted evenly distributed on mounting panel 21, and rolling connection between hemispherical cavity inner chamber wall and the 3 periphery sides of support ball.

Referring to fig. 1 and fig. 2, the positioning plate 22 is located directly over the mounting plate 21, the positioning plate 22 is connected to the mounting plate 21 through a countersunk bolt, an annular abdicating cavity with a plurality of gradually changed inner diameters is formed in the positioning plate 22, the annular abdicating cavity runs through the positioning plate 22, the inner diameters of the annular abdicating cavities are gradually increased from top to bottom, the minimum inner diameter of the annular abdicating cavity is smaller than the maximum outer diameter of the support ball 3, the outer peripheral side of the support ball 3 is in rolling connection with the inner cavity wall of the annular abdicating cavity, the highest point of the support ball 3 is located above the top wall of the positioning plate 22, and the highest points of the support balls 3 are located on the same horizontal plane.

Referring to fig. 1 and 2, a driving mechanism 5 is arranged on the frame 1, the driving mechanism 5 is used for driving the backing plate 4 to move, and the driving mechanism 5 comprises a traverse component 51, a longitudinal component 52 and a rotary lifting component 53; the traverse assembly 51 comprises a first guide rod 511, a first screw 512, a first motor 513 and two sliding blocks 514; the first guide rod 511 and the first screw rod 512 are located on the same horizontal plane, the axial directions of the first guide rod 511 and the first screw rod 512 are the same, both ends of the first guide rod 511 are welded with the frame 1, and both ends of the first screw rod 512 are rotatably connected with the frame 1 through bearings.

Referring to fig. 1 and 2, a base of a first motor 513 is connected with a rack 1 through a bolt, an output shaft of the first motor 513 is coaxially arranged with a first screw 512, and the output shaft of the first motor 513 is connected with one end of an extending section of the first screw 512 through a coupler; the first guide rod 511 is disposed through one of the sliding blocks 514, the sliding block 514 is slidably connected with the first guide rod 511, the first screw 512 is disposed through the other sliding block 514, and the first screw 512 is threadedly connected with the sliding block 514.

Referring to fig. 1 and 2, the vertical movement assembly 52 is used for driving the rotary lifting assembly 53 to move horizontally along a direction perpendicular to the axis of the first guide rod 511, and the vertical movement assembly 52 includes a second guide rod 521, a second screw 522, a second motor 523 and a mounting block 524; the second guide rod 521 and the second screw 522 are located on the same horizontal plane, the axial directions of the second guide rod 521 and the second screw 522 are the same, the axial direction of the second guide rod 521 is perpendicular to the vertical plane where the first guide rod 511 is located, the second guide rod 521 passes through the mounting block 524, the second guide rod 521 is connected with the mounting block 524 in a sliding manner, and two ends of the second guide rod 521 are welded to one side, close to each other, of the two sliding blocks 514.

Referring to fig. 1 and 2, the second screw 522 is disposed through the sliding block 514, the second screw 522 is in threaded connection with the sliding block 514, and two ends of the second screw 522 are respectively rotatably connected with the two sliding blocks 514 through bearings; the base of the second motor 523 is connected with one of the sliding blocks 514 through a bolt, the output shaft of the second motor 523 is coaxially arranged with the second screw 522, and the output shaft of the second motor 523 and one end of the second screw 522 penetrating through the extending section of the sliding block 514 are connected through a coupler.

Referring to fig. 1 and 2, the rotary lifting assembly 53 is used for driving the backing plate 4 to lift and rotate, and the rotary lifting assembly 53 comprises a connecting rod 531, a rotating disc 532, a lifting cylinder 533, a limiting block 534 and a rotating member 535; the axis direction of the connecting rod 531 is perpendicular to the plane of the top wall of the positioning plate 22, the connecting rod 531 passes through the mounting block 524 and the rotating disc 532, and the connecting rod 531 is in clearance fit with the mounting block 524 and the rotating disc 532.

Referring to fig. 1 and 2, the rotating disc 532 is disc-shaped, the rotating disc 532 is coaxially disposed with the connecting rod 531, the rotating disc 532 is located above the mounting block 524, the bottom wall of the rotating disc 532 is attached to the top wall of the mounting block 524, the rotating disc 532 is slidably connected with the mounting block 524, the body of the lifting cylinder 533 is bolted to the top wall of the rotating disc 532, the axial direction of the piston rod of the lifting cylinder 533 is consistent with the axial direction of the connecting rod 531, and the piston rod of the lifting cylinder 533 is bolted to the connecting rod 531.

Referring to fig. 2 and 3, the rotating disk 532 includes a diameter reducing section 5321 and an diameter expanding section 5322 integrally connected from top to bottom, the diameter reducing section 5321 and the diameter expanding section 5322 are coaxially arranged, the outer diameter of the diameter reducing section 5321 is smaller than the outer diameter of the diameter expanding section 5322, and the top wall of the diameter reducing section 5321 is connected with the cylinder body bolt of the lifting cylinder 533.

Referring to fig. 1 and 2, the number of the limiting blocks 534 is at least three, the at least three limiting blocks 534 are uniformly distributed around the circumference of the diameter-expanding section 5322, the vertical section of the limiting blocks 534 is welded to the mounting block 524, one side of the vertical section of the limiting blocks 534, which is close to the diameter-expanding section 5322, is in sliding connection with the outer circumferential side of the diameter-expanding section 5322, the horizontal section of the limiting blocks 534 is attached to the top wall of the diameter-reducing section 5321, the bottom wall of the horizontal section of the limiting blocks 534 is in sliding connection with the top wall of the diameter-reducing section 5321, and the horizontal section of the limiting blocks 534 is arranged in a staggered manner with the lifting cylinder 533; the number of the stoppers 534 in this embodiment is three.

Referring to fig. 1 and 2, the rotating member 535 is configured to drive the rotating disc 532 to rotate about a connecting rod 531 as a rotation axis, the rotating member 535 includes a driving motor 5351, a gear 5352 and a circular rack 5353, the driving motor 5351 is connected with the mounting block 524 through a supporting frame, a base of the driving motor 5351 is connected with the supporting frame through a bolt, the supporting frame is welded to the mounting block 524, an output shaft of the driving motor 5351 is coaxially connected with the gear 5352, an output shaft of the driving motor 5351 is connected with the gear 5352 in a key manner, the circular rack 5353 is coaxially arranged with the diameter-reduced section 5321, an inner circumferential side of the circular rack 5353 is welded to an outer circumferential side of the diameter-reduced section 5321, a plane where a highest point of the circular rack 5353 is located is not higher than a plane where a top wall of the diameter-reduced section 5321 is located, an outer diameter of the circular rack 5353 is smaller than an outer diameter of the diameter-expanded section 5322, and the gear 5352 is engaged with the circular rack 5353.

Referring to fig. 2 and 3, the backing plate 4 is located above the supporting balls 3, the backing plate 4 includes an installation layer 41, a rubber cushion layer 42 and an anti-slip layer 43 from top to bottom, the installation layer 41 is made of hard material, the top wall of the installation layer 41 and the connecting rod 531 are welded at the end far away from the installation block 524, the end far away from the installation block 524 of the installation layer 41 is bonded with the top wall of the rubber cushion layer 42, the anti-slip layer 43 and the rubber cushion layer 42 are connected integrally at the side far away from the installation layer 41, the anti-slip layer 43 may be a plurality of anti-slip bumps or a plurality of anti-slip ribs, and only the anti-slip layer 43 is shown to be set as a plurality of anti-slip bumps in this embodiment.

Referring to fig. 1 and 3, the shearing device is used for shearing a carriage plate and comprises an upper shear 6, a lower shear 7 and at least one hydraulic cylinder 8, the lower shear 7 is welded with a frame 1, the plane of the top wall of the lower shear 7 is coplanar with the plane of the highest points of a plurality of supporting balls 3, the cylinder body of the hydraulic cylinder 8 is in bolted connection with the frame 1, the axial direction of the output shaft of the hydraulic cylinder 8 is perpendicular to the plane of the top wall of a positioning plate 22, the output shaft of the hydraulic cylinder 8 penetrates through the frame 1 and is welded with the upper shear 6, the output shaft of the hydraulic cylinder 8 is in sliding connection with the frame 1, and a shearing gap for shearing the carriage plate is reserved between the upper shear 6 and the lower shear 7; the number of the hydraulic cylinders 8 in this embodiment is two.

The implementation principle of the plate shearing machine for machining the carriage plate in the embodiment of the application is as follows: the method comprises the following steps that a compartment plate to be cut is placed on a supporting plane formed by a plurality of supporting balls 3, an external power supply provides electric energy for the first motor 513 to work, an output shaft of the first motor 513 drives a first screw 512 to rotate, the first screw 512 enables a sliding block 514 to move along the axial direction of the first screw 512, the sliding block 514 drives another sliding block 514 to synchronously move along the axial direction of a first guide rod 511 through a second guide rod 521, meanwhile, the external power supply provides electric energy for the second motor 523 to work, an output shaft of the second motor 523 drives a second screw 522 to rotate, and the second screw 522 applies force to an installation block 524 to enable the installation block 524 to move along the axial direction of the second guide rod 521;

the mounting block 524 drives the mounting layer 41 to move through the connecting rod 531, the mounting layer 41 drives the anti-skid layer 43 to move through the rubber cushion layer 42 until the vertical axis of the geometric center of the sheared shape of the plate material of the sheared carriage on the axis of the connecting rod 531 is collinear, the piston rod of the lifting cylinder 533 is reset, and the piston rod of the lifting cylinder 533 drives the connecting rod 531 to descend until the anti-skid layer 43 is tightly abutted to the top wall of the plate material of the sheared carriage;

the first motor 513 and the second motor 523 are driven again until the edge to be cut on one side of the compartment plate to be cut is positioned at the cutting positions of the upper scissors 6 and the lower scissors 7, at the moment, the compartment plate to be cut is pressed by the base plate 4, then the upper scissors 6 are driven by the hydraulic cylinder 8 to move towards one side of the lower scissors 7, and the cutting on one side of the compartment plate to be cut is finished;

an external power supply provides electric energy for the work of a driving motor 5351, an output shaft of the driving motor 5351 drives a gear 5352 to rotate, the gear 5352 is meshed with an annular rack 5353, the annular rack 5353 drives a reducing section 5321 to rotate by taking a connecting rod 531 as a rotating axis through an expanding section 5322, the reducing section 5321 drives the connecting rod 531 to rotate through a lifting cylinder 533, the connecting rod 531 drives a carriage plate to be cut to rotate on a supporting plane formed by a plurality of supporting balls 3 through an installation layer 41, a rubber cushion layer 42 and an anti-slip layer 43 until the edge to be cut of the other side of the carriage plate to be cut is aligned with the cutting edge of the lower scissors 7, the first motor 513 and the second motor 523 are adjusted until the edge to be cut of the other side of the carriage plate to be cut moves to a cutting position until the four sides of the carriage plate to be cut are completely cut, and the cut carriage plate can be taken down.

In a second aspect, an embodiment of the present application discloses a car body assembling process, which includes the following steps:

s1: plate shearing: the method comprises the steps of placing a carriage plate on a supporting plane formed by a plurality of supporting balls 3, adjusting a driving mechanism 5, wherein the driving mechanism 5 drives a base plate 4 to move towards one side of the carriage plate until the base plate 4 is tightly abutted against the carriage plate, adjusting the driving mechanism 5 again, the driving mechanism 5 applies force to the carriage plate through the base plate 4, the carriage plate drives the supporting balls 3 to roll, the carriage plate moves on the supporting plane formed by the plurality of supporting balls 3 until the position of the carriage plate to be sheared is proper, adjusting a shearing device, shearing the carriage plate is sheared by the shearing device, when shearing is performed, the base plate 4 applies force to the carriage plate, the amplitude of single-side stress tilting of the carriage plate during shearing is reduced, then adjusting the driving mechanism 5 again, and the driving mechanism 5 adjusts the position of the carriage plate through the base plate 4 again until all the peripheral sides of the carriage plate are sheared;

s2: welding: preliminarily fixing the cut carriage plates according to a preset position, and welding the carriage plates one by one until all carriages are welded;

s21: positioning and fixing before welding: after two adjacent carriage plates needing to be fixed by welding are placed according to a preset position, fixing the carriage plates by manpower or mechanical equipment;

s22: welding: welding the two positioned and preliminarily fixed carriage plates;

s23: repeating the steps S21 and S22 until all the carriages are welded;

s3: and (4) checking: and after the whole welding of the carriage is finished, checking the welding working condition and the whole deformation degree of the carriage.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A plate shearing machine for machining carriage plates is characterized by comprising a machine frame (1), a shearing device and a position moving device;

the shearing device is used for shearing the carriage plates and is arranged on the rack (1);

the position moving device comprises a placing table (2), a supporting ball (3), a base plate (4) and a driving mechanism (5);

the placing table (2) is arranged on the rack (1);

the supporting roll balls (3) are multiple, the supporting roll balls (3) are positioned on the same horizontal plane, the supporting roll balls (3) are distributed on the placing table (2) in a net shape, and the supporting roll balls (3) are in rolling connection with the placing table (2);

the base plate (4) is positioned above the supporting balls (3), and the carriage plate is positioned between the base plate (4) and the supporting balls (3);

the driving mechanism (5) is arranged on the rack (1), and the driving mechanism (5) is used for driving the base plate (4) to move.

2. The plate shearing machine for working of car panels as claimed in claim 1, characterized in that said driving mechanism (5) comprises a traversing assembly (51), a longitudinally moving assembly (52) and a rotary lifting assembly (53);

the transverse moving assembly (51) comprises a first guide rod (511), a first screw rod (512), a first motor (513) and two sliding blocks (514);

the first guide rod (511) is axially consistent with the first screw rod (512), the axial direction of the first guide rail is parallel to the plane where the top wall of the placing table (2) is located, the first guide rail is connected with the rack (1), and the first screw rod (512) is rotatably connected with the rack (1);

the first motor (513) is connected with the frame (1), and an output shaft of the first motor (513) is coaxially connected with the first screw (512);

one sliding block (514) is connected with the first guide rod (511) in a sliding mode, and the other sliding block (514) is connected with the first screw rod (512) in a threaded mode;

the longitudinal moving component (52) is used for driving the rotary lifting component (53) to horizontally move along an axial direction perpendicular to the first guide rod (511), and the longitudinal moving component (52) is arranged on the two sliding blocks (514);

the rotary lifting assembly (53) is used for driving the base plate (4) to lift and rotate.

3. The plate shearing machine for machining car body plates as claimed in claim 2, wherein said longitudinal movement assembly (52) comprises a second guide rod (521), a second screw (522), a second motor (523) and a mounting block (524);

the second guide rod (521) and the first guide rod (511) are located on the same horizontal plane, the second guide rod (521) is axially consistent with the second screw rod (522), the second guide rod (521) penetrates through the mounting block (524), the second guide rod (521) is connected with the mounting block (524) in a sliding manner, and two ends of the second guide rod (521) are respectively connected with the two sliding blocks (514);

the second screw rod (522) is rotationally connected with the sliding block (514), and the second screw rod (522) is in threaded connection with the mounting block (524);

the second motor (523) is connected with one sliding block (514), and the output shaft of the second motor (523) is coaxially connected with the second screw (522).

4. The plate shearing machine for machining car body plates as claimed in claim 3, wherein said rotary lifting assembly (53) comprises a connecting rod (531), a rotating disc (532), a lifting cylinder (533), a limiting block (534) and a rotating member (535);

the axial direction of the connecting rod (531) is perpendicular to the top wall of the placing table (2), the connecting rod (531) penetrates through the mounting block (524) and the rotating disc (532), and the connecting rod (531) is in clearance fit with both the mounting block (524) and the rotating disc (532);

the rotating disc (532) and the connecting rod (531) are coaxially arranged, the bottom wall of the rotating disc (532) is attached to the top wall of the mounting block (524), and the rotating disc (532) is in sliding connection with the mounting block (524);

the cylinder body of the lifting cylinder (533) is connected with the rotating disc (532), the piston rod of the lifting cylinder (533) is connected with the connecting rod (531), and the axial direction of the piston rod of the lifting cylinder (533) is axially consistent with that of the connecting rod (531);

the number of the limiting blocks (534) is at least three, the at least three limiting blocks (534) are uniformly distributed around the circumferential direction of the rotating disc (532), the vertical sections of the limiting blocks (534) are connected with the mounting block (524), and the horizontal sections of the limiting blocks (534) are attached to the top wall of the rotating disc (532);

the rotating piece (535) is used for driving the rotating disc (532) to rotate.

5. The plate shearing machine for working floor material for a vehicle cabin according to claim 4, wherein said rotating member (535) comprises a driving motor (5351), a gear (5352) and an annular rack (5353);

the driving motor (5351) is connected with the mounting block (524), and an output shaft of the driving motor (5351) is coaxially connected with the gear (5352);

the annular rack (5353) and the rotating disc (532) are coaxially arranged, the inner circumferential side of the annular rack (5353) is connected with the outer circumferential side of the rotating disc (532), and the annular rack (5353) is meshed with the gear (5352).

6. The plate shearing machine for machining carriage plates according to claim 1, characterized in that said shearing means comprise an upper shear (6), a lower shear (7) and at least one hydraulic cylinder (8);

the lower scissors (7) are connected with the rack (1);

the hydraulic shear is characterized in that a cylinder body of the hydraulic cylinder (8) is connected with the rack (1), an output shaft of the hydraulic cylinder (8) penetrates through the rack (1) to be connected with the upper shear (6), and an output shaft of the hydraulic cylinder (8) is connected with the rack (1) in a sliding mode.

7. The plate shearing machine for working of car body plates as claimed in claim 1, wherein said shim plate (4) comprises a mounting layer (41), a rubber cushion layer (42) and an anti-slip layer (43);

one side of the mounting layer (41) close to the supporting ball (3) is connected with the rubber cushion layer (42);

the anti-skid layer (43) is connected with one side, far away from the mounting layer (41), of the rubber cushion layer (42).

8. A carriage assembly process, which is characterized in that the plate shearing machine for processing the carriage plates as claimed in any one of claims 1 to 7 is adopted, and the assembly process comprises the following steps:

s1: plate shearing: the method comprises the steps of placing a carriage plate on a supporting plane formed by a plurality of supporting balls (3), adjusting a driving mechanism (5), driving a base plate (4) to move towards one side of the carriage plate by the driving mechanism (5) until the base plate (4) is tightly abutted against the carriage plate, adjusting the driving mechanism (5) again, applying force to the carriage plate by the driving mechanism (5) through the base plate (4), driving the supporting balls (3) to roll by the carriage plate, moving the carriage plate on the supporting plane formed by the supporting balls (3) until the position of the carriage plate to be sheared is proper, adjusting a shearing device, shearing the carriage plate by the shearing device, applying force to the carriage plate by the base plate (4) during shearing, reducing the amplitude of single-side stress tilting of the carriage plate during shearing, adjusting the driving mechanism (5) again, adjusting the position of the carriage plate by the driving mechanism (5) through the base plate (4) again, until the circumferential sides of the carriage plates are completely sheared;

s2: welding: preliminarily fixing the cut carriage plates according to a preset position, and welding the carriage plates one by one until all carriages are welded;

s3: and (4) checking: and after the whole welding of the carriage is finished, checking the welding working condition and the whole deformation degree of the carriage.

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