CN218361728U - Sheet material stamping conveying platform - Google Patents

Abstract

The utility model discloses a sheet stamping conveying platform, which comprises a mechanical arm positioned on a workbench and positioned below a punch of a punch main body in the middle; the mechanical arm is provided with a supporting plate assembly for clamping and releasing the plate materials before, during and after stamping; the mechanical arm is connected with the driving assembly, and driven by the driving assembly, the mechanical arm moves in a one-way circulating manner along a rectangular track in a vertical plane and performs clamping and releasing actions at two limit positions at the lower side of the rectangular track; and the workbench is provided with a supporting plate group for supporting the plate materials before, during and after stamping. The utility model discloses, simple structure is compact, not only realizes going on in proper order of feeding, punching press and transport, the ejection of compact to the punching press sheet material, effectively avoids manual operation, to the impact of corresponding equipment when avoiding the punching press moreover, and punching press precision and efficiency are higher.

Description

Sheet material stamping conveying platform

Technical Field

The utility model relates to a machining field, concretely relates to sheet material punching press conveying platform.

Background

Stamping is one of the most common processing methods in machinery, and mainly applies external force to plates, strips, pipes, profiles and the like by a press and a die to cause the plates, the strips, the pipes, the profiles and the like to generate plastic deformation or separation, thereby obtaining stamping parts with required shapes and sizes;

the core of the stamping equipment is a press and a workbench, a stamping raw material is placed on a lower die on the workbench, the press is started to drive a punch (an upper die) to perform stamping forming on the raw material, and a stamped workpiece is subjected to demoulding and discharging;

at present, when a workpiece is punched, a manual feeding and discharging mode is adopted, the mode has low efficiency and great risk, and the defective rate is increased due to the fact that an operator cannot accurately place raw materials on a lower die due to frequent actions of a press; some adopt autoloading, the mode of ejection of compact, for example be equipped with conveyor on the workstation, carry out the raw materials feeding, location punching press, the ejection of compact through conveyor, this kind of conveyor often adopts the drive belt to carry to the raw materials lies in the drive belt always, and the problem of existence also will strike conveyor when the press punching press, causes conveyor's damage.

Disclosure of Invention

The utility model aims to provide a sheet stamping conveying platform, which has simple and compact structure, not only realizes the sequential feeding, stamping, conveying and discharging of stamping sheets, effectively avoids manual operation, but also avoids the impact on corresponding equipment during stamping, and has higher stamping precision and efficiency;

in order to achieve the purpose, the plate stamping and conveying platform comprises a mechanical arm which is positioned on a workbench and the middle part of the mechanical arm is positioned below a punch of a punch main body;

the mechanical arm is provided with a supporting plate assembly for clamping and releasing the plate materials before, during and after stamping;

the mechanical arm is connected with the driving assembly, and driven by the driving assembly, the mechanical arm moves in a one-way circulating manner along a rectangular track in a vertical plane and performs clamping and releasing actions at two limit positions at the lower side of the rectangular track;

and the workbench is provided with a supporting plate group for supporting the plate materials before, during and after stamping.

Furthermore, the mechanical arm comprises a pair of support rod bodies which are arranged on two sides of the plate material side by side;

the supporting plate assembly comprises a plurality of first supporting plates, second supporting plates and third supporting plates which are arranged on each supporting rod body and are arranged at equal intervals along the horizontal moving direction;

the equally spaced distances coincide with the distance the robot arm moves horizontally.

Furthermore, the end side of the first supporting plate is matched with the edge side of the plate material before stamping, the end side of the second supporting plate is matched with the edge side of the plate material in stamping, and the end side of the third supporting plate is matched with the edge side of the plate material after stamping.

Furthermore, the supporting plate group comprises a first supporting plate, a second supporting plate and a third supporting plate which are correspondingly positioned at the left side, the middle part and the right side of the workbench;

the first supporting plate is provided with a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm and used for placing the stamping front plate, the third supporting plate is provided with a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm and used for placing the stamping rear plate, and the second supporting plate is provided with a plurality of lower dies which are equidistant and matched with the length of the horizontal movement of the mechanical arm.

Further, the driving assembly comprises a lifting assembly and a moving assembly;

the lifting assembly comprises a lifting cylinder and a lifting platform connected with the telescopic end of the lifting cylinder;

the moving assembly comprises a motor and a main gear fixedly connected with the output end of the motor;

the mechanical arm is positioned on the lifting platform and is engaged with the main gear through a rack on the mechanical arm to horizontally slide.

Furthermore, the driving assembly also comprises a clamping assembly connected with each supporting rod body;

the clamping assembly comprises an electric cylinder positioned on the lifting platform and a moving platform connected with the output end of the electric cylinder;

the supporting rod bodies are located on the lifting platform through the moving platform, and under the action of the pair of electric cylinders, the pair of supporting rod bodies are close to and far away from two sides of the plate.

Furthermore, the second supporting plate comprises a fixed plate arranged on the mechanical arm and an adjusting supporting plate which is arranged on the fixed plate and moves perpendicular to the conveying direction of the plate;

one side of the adjusting supporting plate close to the plate is provided with a supporting surface matched with the plate.

Compared with the prior art, the plate stamping conveying platform is driven by the driving assembly, the mechanical arm moves in a one-way circulating manner along a rectangular track in a vertical plane and performs clamping and releasing actions at two limit positions at the lower side of the rectangular track, namely the mechanical arm clamps and feeds materials from an initial position of the rectangular track, lifts the materials without obstacles and horizontally moves to the right side, and then moves the released materials downwards, so that the materials are positioned on a lower die of the supporting plate group, the plates are prevented from directly contacting with equipment such as the mechanical arm and the like, the impact during stamping is effectively avoided, and the service life of the equipment is prolonged;

the mechanical arm returns to the initial position to clamp the next plate, the stamped plate is clamped as well, the stamped plate is discharged when moving to the stamping position along with the next plate, the mechanical arm moves in a one-way circulating mode along a rectangular track, feeding, stamping, conveying and discharging of the stamped plate are sequentially achieved, manual operation is effectively avoided, and stamping precision and efficiency are high;

because the layer board subassembly includes a plurality of settings on every support rod body, and along the first layer board of equidistant arrangement of horizontal migration direction, the second layer board, the third layer board, make a plurality of first layer boards snatch the range feeding in proper order to the sheet material, a plurality of second layer boards are to sheet material punching press in proper order carry, a plurality of third layer boards are to the ejection of compact of arranging in proper order of sheet material, the manipulator arm is rectangular orbit moving cycle once, will accomplish the feeding of a sheet material, the punching press of different angles, the ejection of compact of a sheet material, consequently under the condition that does not influence the sheet material and feed in proper order, carry the punching press, the ejection of compact, the punching press precision is higher, be applicable to many times punching press processing.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a top view of the whole body of the present invention (omitting the main body of the punch press);

fig. 3 is a schematic diagram of the movement track of the robot arm in the vertical plane according to the present invention;

fig. 4 is a schematic view of a drive assembly according to the present invention;

fig. 5 is a schematic view of a lift assembly of the present invention;

fig. 6 is a schematic view of the gripping assembly of the present invention;

fig. 7 is a schematic view of a second pallet of the present invention;

fig. 8 is a schematic view of a third pallet according to the present invention;

in the figure: 1. a punch main body 2 and a workbench; 3. the lifting device comprises a driving assembly 31, a lifting assembly 311, a lifting cylinder 312, a lifting platform 32, a moving assembly 321, a motor 322, a main gear 323, a rack 33, a clamping assembly 331, an electric cylinder 332, a linear slide rail 333, a supporting seat 334 and a moving platform;

4. the device comprises a controller 5, a support plate group 51, a first support plate 52, a second support plate 53, a third support plate 54 and a lower die; 6. a robot arm 61, a support rod body;

71. the device comprises a first supporting plate 72, a second supporting plate 721, a fixing plate 722, an adjusting supporting plate 723, a supporting surface 73 and a third supporting plate.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the plate stamping and conveying platform comprises a mechanical arm 6 located on the workbench 2 and located below the punch of the punch body 1 at the middle part;

the mechanical arm 6 is provided with a supporting plate assembly for clamping and releasing the plate materials before, during and after stamping;

the mechanical arm 6 is connected with the driving assembly 3, and under the driving of the driving assembly 3, the mechanical arm 6 moves in a one-way circulating manner along a rectangular track in a vertical plane and performs clamping and releasing actions at two limit positions at the lower side of the rectangular track;

the worktable 2 is provided with a supporting plate group 5 for supporting the plate materials before, during and after stamping;

specifically, for better explanation, the left-right direction in fig. 1 is taken as the horizontal movement direction in the rectangular track of the robot arm 6, the left side is set as a stamping front plate inlet, the right side is set as a stamping rear plate outlet, and fig. 3 is taken as a rectangular track of the robot arm 6 in a vertical plane for explanation;

the support plate group 5 is mainly used for supporting the plates in the whole stage, namely arranged before, during and after stamping;

the driving assembly 3 is connected with the mechanical arm 6, and drives the mechanical arm 6 to sequentially perform clamping action from a left initial position A, move upwards to a position B, move rightwards to a position C, move downwards to a bottom end D position, perform releasing action, move leftwards to the position A, perform clamping action, and move upwards to the position B to form a unidirectional rectangular track in a vertical plane;

punching plates are uniformly placed on the supporting plate group 5 (initial position A) at equal intervals from the left side of the workbench 2, a supporting plate assembly on the mechanical arm 6 clamps the plates (marked as plates I) at the initial position A and moves upwards to the position B, namely the mechanical arm 6 is lifted, and the plates I are driven to move horizontally without obstacles away from the supporting plate group 5; when the mechanical arm 6 moves to the position C, the plate I is positioned below the punch of the punch main body 1; when the mechanical arm 6 moves downwards to the position D, the plate I is located on the supporting plate group 5 to support punching, and the supporting plate assembly releases the plate I; when the mechanical arm 6 moves from the position C to the position D, the punch body 1 performs punch forming on the plate I; when the mechanical arm 6 moves to the left initial position A again, the supporting plate assembly clamps the stamped plate I and the left reentrant plate II respectively; when the mechanical arm 6 moves from the position B and the position C to the position D, the plate II is located below the punch main body 1 for punching, and the plate I is located on the right side of the workbench 2 and is collected in a blanking mode; when the mechanical arm 6 returns to the initial position A, the supporting plate component respectively clamps the punched plate II and the plate III which enters from the left side again, the steps are sequentially circulated,

therefore, the device can sequentially perform feeding, stamping, conveying, discharging and the like on the stamped sheet, manual operation is effectively avoided, when the sheet is stamped by the punch main body 1, the sheet is completely positioned on the workbench 2, impact on the mechanical arm 6, the driving assembly 3 and other parts during stamping is avoided, and stamping precision and efficiency are higher;

illustratively, the robot arm 6 comprises a pair of support rods 61 arranged side by side on both sides of the sheet;

the supporting plate assembly comprises a plurality of first supporting plates 71, second supporting plates 72 and third supporting plates 73 which are arranged on each supporting rod body 61 and are arranged at equal intervals along the horizontal moving direction;

the equal interval distance is consistent with the length of the horizontal movement of the mechanical arm 6;

specifically, with fig. 1 and fig. 2 as an illustration, a pair of support rod bodies 61 are arranged side by side in front and back on both sides of the plate material, and the length direction is arranged horizontally; the first supporting plate 71, the second supporting plate 72 and the third supporting plate 73 which are adjacent in front and back correspondingly clamp and fix the plate materials before, during and after stamping;

the distances between the left adjacent first supporting plate 71, the right adjacent second supporting plate 72 and the third supporting plate 73 are all the same, so that the supporting plate assembly can sequentially process a plurality of plates, that is, when punching is performed on the plates, for example, a large bending angle plate is punched, a large impact force is required for one-time punch forming, and the plate is difficult to ensure the precision of punch forming, therefore, in the actual processing, a multi-time punching mode is adopted for the plate with a large punching bending angle, specifically, a plurality of punches (upper dies) which are arranged at intervals from left to right are arranged on a punch main body 1, the distance between the adjacent punches is consistent with the horizontal moving length of a mechanical arm 6, the downward pressing radian of each punch is sequentially adjusted and increased from left to right according to a punching process, for example, the punching angle of a first punch on the left side is downward bending 8 degrees, the punching angle of a second punch is downward bending 16 degrees, until the punching angle of an nth punch is 40 degrees, when the punching angle of the nth punch, the plurality of first supporting plates 71 sequentially grab and arrange the plate and discharge a plurality of the third supporting plates 73 in turn, the plate is sequentially arranged and discharged, the mechanical arm 6 completes a rectangular track moving cycle each time, the impact on the plate feeding, thus, the plate feeding, the plate punching process is not applicable to the condition of the punching, the punching and the discharging of the punching process of the plate, and the discharging of the plate is higher precision is higher discharging;

as a scheme, a first supporting plate 71, a second supporting plate 72 and a third supporting plate 73 which finish clamping and releasing the plate can be clamping cylinders, and a sucking disc which generates negative pressure to adsorb the plate or a clamping block which clamps the plate in a lateral direction is arranged at the telescopic end of each clamping cylinder;

the clamping cylinder drives the sucker to contact with the plate or drives the clamping blocks to approach the plate, the sucker generates negative pressure to clamp and release the plate, and the clamping blocks approach each other to clamp and release the plate; this approach requires a large amount of pneumatic control.

Further, the end side of the first supporting plate 71 is matched with the edge side of the plate material before stamping, the end side of the second supporting plate 72 is matched with the edge side of the plate material in stamping, and the end side of the third supporting plate 73 is matched with the edge side of the plate material after stamping;

specifically, the structures of the plate materials before, during and after stamping are changed, and in order to clamp the plate materials with different structures at different positions better, the end sides of the corresponding first supporting plate 71, the second supporting plate 72 and the third supporting plate 73 are matched with the plate materials, so that the clamping is more stable.

Further, the support plate group 5 comprises a first support plate 51, a second support plate 52 and a third support plate 53 which are respectively positioned at the left side, the middle part and the right side of the workbench 2;

a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm 6 and used for placing the plate materials before stamping are arranged on the first supporting plate 51, a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm 6 and used for placing the plate materials after stamping are arranged on the third supporting plate 53, and a plurality of lower dies 54 which are equidistant and matched with the length of the horizontal movement of the mechanical arm 6 are arranged on the second supporting plate 52;

namely, the plate material before stamping is supported by the groove on the first support plate 51 and correspondingly clamped by the first support plate 71, the plate material during stamping is stamped and supported by the lower die 54 on the second support plate 52 and correspondingly clamped by the second support plate 72, and the plate material after stamping is supported by the groove on the third support plate 53 and correspondingly clamped by the third support plate 73.

As shown in fig. 4 and 5, for example, the driving assembly 3 includes a lifting assembly 31 and a moving assembly 32;

the lifting assembly 31 comprises a lifting cylinder 311 and a lifting platform 312 connected with the telescopic end of the lifting cylinder 311;

the moving assembly 32 comprises a motor 321 and a main gear 322 fixedly connected with an output end of the motor 321, the robot arm 6 is positioned on the lifting platform 312 and slides horizontally relatively, and a rack 323 meshed with the main gear 322 is arranged on the robot arm 6;

specifically, the lifting cylinder 311 is started to drive the lifting platform 312 to move up and down, the motor 321 is started to rotate forward and backward, and the main gear 322 and the rack 323 are meshed with each other, so that the mechanical arm 6 moves left and right relative to the lifting platform 312, and the mechanical arm 6 is ensured to move along a rectangular track in a one-way circulating manner in a vertical plane; in addition, when the moving assemblies 32 are paired, the pair of supporting rods 61 move left and right together to perform linkage.

As shown in fig. 6, further, the driving assembly 3 further includes a gripping assembly 33 connected to each support rod 61;

the clamping assembly 33 comprises an electric cylinder 331 positioned on the lifting platform 312 and a moving platform 334 connected with the output end of the electric cylinder 331;

the supporting rod bodies 61 are positioned on the lifting platform 312 through the moving platform 334, and under the action of the pair of electric cylinders 331, the pair of supporting rod bodies 61 are close to and far away from two sides of the plate;

specifically, the electric cylinder 331 is started to drive the moving platform 334 to move back and forth on the lifting platform 312, when the pair of supporting rod bodies 61 are close to each other, the plate assembly clamps the plate material, and when the pair of supporting rod bodies 61 are far away from each other, the plate assembly releases the plate material;

in addition, linear sliding rails 332 can be arranged between the supporting rod body 61 and the moving platform 334 and between the moving platform 334 and the lifting platform 312, and the stability of corresponding left-right and front-back actions is guaranteed by the linear sliding rails 332;

alternatively, the clamping assembly 33 comprises a driving motor and a threaded rod fixedly connected with the output end of the driving motor, wherein the threaded rod is rotatably fixed through a supporting seat 333 and is in threaded connection with the movable platform 334;

further, the driving assembly 3 further comprises a controller 4 for controlling the lifting assembly 31, the moving assembly 32 and the clamping assembly 33 to sequentially move;

specifically, the controller 4 may be disposed on the worktable 2, and connected to the corresponding lifting cylinder 311, the motor 321, and the electric cylinder 331, so as to control corresponding actions thereof; namely, the controller 4 controls the lifting assembly 31 and the moving assembly 32 to realize the unidirectional circular movement of the mechanical arm 6 along the rectangular track in the vertical plane, and the controller 4 controls the clamping assembly 33 to realize the clamping and releasing of the stamping plate while the mechanical arm 6 moves in the unidirectional circular manner;

in addition, the controller 4 can be connected with a corresponding control assembly in the punch main body 1, so that the punch main body 1 can punch and discharge the plate while the mechanical arm 6 moves in a one-way circulating manner, and the whole integration is realized automatically.

As shown in fig. 7 and 8, the second supporting plate 72 includes a fixed plate 721 mounted on the robot arm 6, and an adjusting supporting plate 722 disposed on the fixed plate 721 and moving perpendicular to the sheet conveying direction;

one side of the adjusting supporting plate 722 close to the plate is provided with a supporting surface 723 matched with the plate;

specifically, the first supporting plate 71 and the third supporting plate 73 have structures similar to those of the second supporting plate 72, can be adjusted perpendicular to the moving direction of the plate, and are provided with supporting surfaces 723 matched with the plate before and after stamping on the end sides;

the adjusting supporting plate 722 is slidably disposed on the fixing plate 721 and is fixed in a limiting manner by a locking bolt.

When the plate stamping conveying platform is used, as shown in fig. 1, 2 and 3, plates enter from the left side of the workbench 2 in sequence, for example, the plates can be conveyed to the first supporting plate 51 at equal intervals by adopting a conveying assembly;

the controller 4 controls the lifting assembly 31, the moving assembly 32 and the clamping assembly 33 to sequentially move, so that the plate materials are punched from the first supporting plate 51, moved onto the second supporting plate 52 and then moved onto the third supporting plate 53 to be discharged, and the sequential automatic operation of feeding, punching, conveying and discharging of the plate materials is completed;

specifically, the lifting cylinder 311 is started to drive the mechanical arm 6 on the lifting platform 312 to move up and down, i.e., from the position a to the position B, and from the position C to the position D; the motor 321 is started, and the mechanical arm 6 moves left and right by the meshing of the main gear 322 and the rack 323 on the mechanical arm 6, namely from the position B to the position C and from the position D to the position A; the electric cylinder 331 is started to drive the moving platform 334 and the pair of supporting rod bodies 61 to move back and forth close to or away from each other, and the plate material is clamped and released through the supporting plate assembly;

the stamping plates uniformly enter the initial position A from the left side of the workbench 2 at equal intervals,

when the mechanical arm 6 moves to the left initial position a, the pair of supporting rod bodies 61 approach each other, the plurality of first supporting plates 71 clamp the plurality of plates correspondingly, the mechanical arm 6 moves upwards to the position B and moves rightwards to the position C, wherein the plurality of plates are located below the punch body 1 and located at punches at different positions correspondingly, the mechanical arm 6 moves downwards to the position D, the plurality of plates are placed on the plurality of corresponding lower dies 54 of the second supporting plate 52, each lower die 54 is different from the corresponding punch in structure, that is, one-time stamping is changed into multiple-step stamping, at this time, the pair of supporting rod bodies 61 are far away from each other, and the plurality of first supporting plates 71 release the plurality of plates correspondingly, so that the plurality of first supporting plates 71 are located on the lower dies 54; the mechanical arm 6 moves from the position D to the position A, and the punch main body 1 performs punch forming on the plate;

the first supporting plate 71 at the initial position A returns again to clamp the plate, the second supporting plate 72 clamps a plurality of plates below the punch body 1 again, the steps are circulated in sequence, and the third supporting plate 73 clamps, conveys, releases and discharges the finished plate which is formed by punching;

when the mechanical arm 6 performs a rectangular track cycle, the plate at the first supporting plate 51 completes the span movement of the adjacent grooves, the plate at the second supporting plate 52 completes the span movement of the adjacent lower die 54, and the plate at the third supporting plate completes the span movement of the adjacent grooves, i.e., the corresponding plates are fed, punched, conveyed and discharged step by step at different positions of the workbench 2, so that the integrated punching processing is realized, the manual operation is avoided, and the efficiency is higher.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Claims (7)

1. The plate stamping and conveying platform comprises a mechanical arm (6) which is positioned on the workbench (2) and the middle part of which is positioned below the punch of the punch main body (1);

it is characterized in that the preparation method is characterized in that,

the mechanical arm (6) is provided with a supporting plate component for clamping and releasing the plate materials before, during and after stamping;

the mechanical arm (6) is connected with the driving assembly (3), and under the driving of the driving assembly (3), the mechanical arm (6) circularly moves in a single direction along a rectangular track in a vertical plane and performs clamping and releasing actions at two limit positions at the lower side of the rectangular track;

and the workbench (2) is provided with a supporting plate group (5) for supporting the plate materials before, during and after stamping.

2. The platform for stamping and transporting sheet metals according to claim 1, characterised in that said robotized arm (6) comprises a pair of support rods (61) arranged side by side on either side of the sheet metal;

the supporting plate assembly comprises a plurality of first supporting plates (71), second supporting plates (72) and third supporting plates (73) which are arranged on each supporting rod body (61) and are arranged at equal intervals along the horizontal moving direction;

the equally spaced distances coincide with the distance the robot arm (6) moves horizontally.

3. The sheet stamping conveying platform according to claim 2, wherein the end side of the first supporting plate (71) is matched with the edge side of the sheet before stamping, the end side of the second supporting plate (72) is matched with the edge side of the sheet in stamping, and the end side of the third supporting plate (73) is matched with the edge side of the sheet after stamping.

4. The sheet stamping conveying platform according to claim 3, characterized in that the group of support plates (5) comprises a first support plate (51), a second support plate (52) and a third support plate (53) respectively located at the left, middle and right sides of the worktable (2);

the first supporting plate (51) is provided with a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm (6) and used for placing a stamped front plate, the third supporting plate (53) is provided with a plurality of grooves which are equidistant and matched with the length of the horizontal movement of the mechanical arm (6) and used for placing a stamped back plate, and the second supporting plate (52) is provided with a plurality of lower dies (54) which are equidistant and matched with the length of the horizontal movement of the mechanical arm (6).

5. The sheet stamping transport platform according to any of claims 2 to 4, wherein the driving assembly (3) comprises a lifting assembly (31), a moving assembly (32);

the lifting assembly (31) comprises a lifting cylinder (311) and a lifting platform (312) connected with the telescopic end of the lifting cylinder (311);

the moving assembly (32) comprises a motor (321) and a main gear (322) fixedly connected with the output end of the motor (321);

the mechanical arm (6) is positioned on the lifting platform (312) and is engaged with the main gear (322) through a rack (323) on the mechanical arm (6) to horizontally slide.

6. The sheet stamping transport platform according to claim 5, wherein the driving assembly (3) further comprises a gripping assembly (33) connected to each support rod (61);

the clamping assembly (33) comprises an electric cylinder (331) positioned on the lifting platform (312) and a moving platform (334) connected with the output end of the electric cylinder (331);

the supporting rod bodies (61) are located on the lifting platform (312) through the moving platform (334), and under the action of the pair of electric cylinders (331), the pair of supporting rod bodies (61) are close to and far away from two sides of the plate.

7. The platform for stamping and transporting sheet metals according to claim 3 or 4, characterised in that said second pallet (72) comprises a fixed plate (721) mounted on the robot arm (6) and an adjusting pallet (722) arranged on the fixed plate (721) and moving perpendicularly to the direction of sheet metal transport;

one side of the adjusting supporting plate (722) close to the plate is provided with a supporting surface (723) matched with the plate.

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