CN218050896U

CN218050896U - Work piece transport mechanism and cutting machine

Info

Publication number: CN218050896U
Application number: CN202220713391.1U
Authority: CN
Inventors: 武斌
Original assignee: Shenzhen Litian Otrans Technology Co ltd
Current assignee: Shenzhen Litian Otrans Technology Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-12-16
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a work piece transport mechanism and cutting machine relates to the machining field. The key points of the technical scheme are as follows: the workpiece transfer mechanism comprises a bottom plate; the bottom plate is provided with a storage bin, a material taking mechanism, a material conveying mechanism, a clamping mechanism and a fixing mechanism; the storage bin is used for placing a workpiece to be cut; the material taking mechanism is used for taking the workpiece out of the storage bin and transferring the workpiece to the clamping mechanism; the material conveying mechanism is used for enabling the workpiece to move in the clamping mechanism; the fixing mechanism is used for fixing the workpiece to the clamping mechanism. The purpose of transferring the workpiece through a machine is achieved.

Description

Work piece transport mechanism and cutting machine

Technical Field

The utility model relates to a machining field, more specifically say, it relates to a work piece transport mechanism and cutting machine.

Background

Neodymium iron boron, also known as neodymium iron boron magnet, is a common permanent magnet. Neodymium iron boron magnets are widely used in electronic products such as hard disks, mobile phones, earphones, and battery powered tools. It needs to be cut before use. A common cutting method is to use a laser cutting method for cutting. In the prior art, manual feeding and blanking are needed in the cutting process. And thus is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

On the one hand, the utility model aims at providing a work piece transport mechanism reaches and accomplishes the work piece through machinery and transport on the workstation.

The above technical purpose of the present invention can be achieved by the following technical solutions: a workpiece transfer mechanism comprises a bottom plate; the bottom plate is provided with a storage bin, a material taking mechanism, a material conveying mechanism, a clamping mechanism and a fixing mechanism; the storage bin is used for placing a workpiece to be cut; the material taking mechanism is used for taking the workpiece out of the storage bin and transferring the workpiece to the clamping mechanism; the material conveying mechanism is used for enabling the workpiece to move in the clamping mechanism; the fixing mechanism is used for fixing the workpiece on the clamping mechanism;

the material taking mechanism comprises a first slide rail and a first push rod which are arranged on the base; a first sliding block is arranged on the first sliding rail; one end of the first push rod is fixed with the base, and the other end of the first push rod is connected with the first sliding block; the first push rod can drive the first slide block to move left and right; a material taking arm is arranged on the sliding block, and a second sliding rail and a second push rod are arranged on the material taking arm; a second sliding block is arranged on the second sliding rail; one end of the second push rod is connected with the material taking arm, and the other end of the second push rod is connected with the second sliding block; the second sliding block is provided with a vacuum chuck.

The feeding mechanism is connected with the controller, and the feeding mechanism is driven by the controller. So as to realize the functions of automatically taking materials and transferring the materials. The first push rod and the second push rod can be any one of a pneumatic push rod, an electric push rod or a hydraulic push rod and are controlled by an automatic control device. The manner of control is a routine for the person skilled in the art. Through the mode, the automatic transfer of the workpiece on the workbench can be realized.

Further, the clamping mechanism comprises a clamping block, and the clamping block comprises a first clamping block and a second clamping block; the first clamping block and the second clamping block are arranged in parallel; the clamping block is perpendicular to the first sliding rail; corresponding workpiece grooves are formed in the first clamping block and the second clamping block; the workpiece groove is used for preventing the workpiece from moving left and right on the clamping block; the first clamping block is fixed with the bottom plate; the bottom plate is also provided with a third slide rail and a fourth slide rail; a third sliding block and a fourth sliding block are respectively arranged on the third sliding rail and the fourth sliding rail; two ends of the second clamping block are respectively connected with the third sliding block and the fourth sliding block; the third push rod is further included, one end of the third push rod is connected with the bottom plate, and the other end of the third push rod is connected with the fourth sliding block.

Through the clamping mechanism, the workpiece can move in the workpiece groove along the arrangement direction of the clamping block. The third push rod can adopt an electric driving mode, such as an electric push rod, a pneumatic push rod and a hydraulic push rod; a manually threaded push rod may also be employed. The distance between the first clamping block and the second clamping block is adjusted, so that the requirements of workpieces with different sizes can be met.

Further, the material conveying mechanism comprises a fifth slide rail and a fourth push rod; a fifth slide block is arranged on the fifth slide rail; one end of the fourth push rod is fixed with the bottom plate, and the other end of the fourth push rod is connected with the fifth sliding block; the fifth slide rail is arranged in parallel with the clamping block; the fourth push rod can drive the fifth slide block to move back and forth.

A fifth push rod is arranged on the fifth sliding block; the top of the fifth push rod is provided with a clamping jaw.

The clamping jaw is arranged between the first clamping block and the second clamping block, and can grab a workpiece to move in the workpiece groove. The fourth push rod and the fifth push rod can be any one of a pneumatic push rod, an electric push rod or a hydraulic push rod and are controlled by an automatic control device. The manner of control is conventional to those skilled in the art.

Further, the fixing mechanism comprises a sixth push rod, and the sixth push rod is fixed with the bottom plate; the sixth push rod is vertically arranged; the device also comprises a connecting plate and a fixing plate; the connecting plate is hinged with the first clamping block; one end of the connecting plate is connected with the fixing plate; the other end of the connecting block is connected with a sixth push rod.

The fifth push rod can be any one of a pneumatic push rod, an electric push rod or a hydraulic push rod and is controlled by an automatic control device. The manner of control is a routine for the person skilled in the art. The workpiece moves to the lower part of the laser head in the workpiece groove through the material conveying mechanism, and the material conveying mechanism loosens; the fifth push rod of the fixing mechanism drives the lower fixing plate to press the workpiece. Preventing the workpiece from moving during the cutting process.

Furthermore, hydraulic anti-collision devices are arranged at two ends of the first sliding rail.

Furthermore, the vacuum chuck is a sponge vacuum chuck.

Further, the storage bin comprises a bin plate arranged on the bottom plate; the bin plates comprise a first bin plate, a second bin plate and a third bin plate; the first bin plate is vertical to the second bin plate, and the first bin plate and the second bin plate are fixed with the bottom plate; the third warehouse board is parallel to the first warehouse board and is vertical to the third warehouse board.

First storehouse board, second storehouse board and third storehouse board are vertical to be set up on the bottom plate, and the work piece piles up in the storage silo, can take by aspect feeding agencies.

Furthermore, the third cabin plate is connected with the bottom plate in a sliding mode.

In one aspect, the utility model provides an automatic cutting machine adopts the work piece transport mechanism of above-mentioned arbitrary scheme, has saved the manpower.

The above technical purpose of the present invention can be achieved by the following technical solutions: the cutting machine comprises a laser cutting mechanism, a workpiece transferring mechanism and a conveying mechanism;

the laser cutting mechanism comprises a three-axis movement mechanism and a laser head, and the laser head is arranged on the three-axis movement mechanism;

the workpiece transfer mechanism is arranged below the laser head; the workpiece transfer mechanism comprises a bottom plate; the bottom plate is provided with a storage bin, a material taking mechanism, a material conveying mechanism, a clamping mechanism and a fixing mechanism; the storage bin is used for placing a workpiece to be cut; the material taking mechanism is used for taking the workpiece out of the storage bin and transferring the workpiece to the clamping mechanism; the material conveying mechanism is used for enabling the workpiece to move in the clamping mechanism; the fixing mechanism is used for fixing the workpiece to the clamping mechanism;

Drawings

FIG. 1 is a schematic view of the connection relationship of a multi-station NdFeB cutting device

FIG. 2 is a first view of the cutting machine

FIG. 3 is a third view of the cutting machine

FIG. 4 is a schematic view of the inside of the cutting machine

FIG. 5 is a schematic view of a laser cutting mechanism

FIG. 6 is a partial enlarged view of FIG. 5 taken at I

FIG. 7 is a partial enlarged view of FIG. 5 at II

FIG. 8 is a schematic view of the work transfer mechanism installation

FIG. 9 is a schematic view of the connection between the workpiece transfer mechanism and the conveying mechanism

FIG. 10 is a layout view of a work transfer mechanism

FIG. 11 is a schematic view of a storage bin

FIG. 12 is a schematic view of a take off mechanism

FIG. 13 is a schematic view of a material transfer mechanism

FIG. 14 is a schematic view of a clamping mechanism

FIG. 15 is a schematic view of a securing mechanism

In the figure: 1. a cutter; 11. a housing; 111. a first transfer port; 112. a second transfer port; 2. a laser cutting mechanism; 21. a base; 22. a fixed seat; 23. a three-axis motion mechanism; 231. a Y-axis rail; 232. a sliding part; 233. a cross beam; 234. an X-axis rail; 235. a sliding table; 236. a Z-axis rail; 237. a push rod; 238. a laser head; 3. a workpiece transfer mechanism; 31. A base plate; 32. a storage bin; 321. a first deck; 322. a second deck; 323. a third deck plate; 33. a material taking mechanism; 331. a first push rod; 332. a first slide rail; 333. a first slider; 334. a second push rod; 335. a vacuum chuck; 34. a material conveying mechanism; 341. a fourth push rod; 342. a fifth slide rail; 343. a fifth slider; 344. a fifth push rod; 345. a clamping jaw; 35. a clamping mechanism; 351. a first clamping block; 352. a second clamping block; 353. a third slide rail; 354. a fourth slide rail; 355. a third push rod; 36. a fixing mechanism; 361. a sixth push rod; 362. a connecting plate; 363. a fixing plate; 37. a discharging groove; 4. a transport mechanism; 41. And (4) a conveyor belt.

Detailed Description

In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly or indirectly connected to the other element, and the "connection" does not limit the fixed connection or the movable connection, and the specific connection mode should be determined according to the specific technical problem to be solved.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation, and are not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b):

in a first aspect, the embodiment provides a precision laser cutting machine for neodymium iron boron, where the cutting machine 1 includes a housing 11, a laser cutting mechanism 2, a workpiece transfer mechanism 3, and a conveying mechanism 4; the two sides of the housing 11 are correspondingly provided with a first conveying port 111 and a second conveying port 112, respectively, the conveying mechanism 4 comprises a conveying belt 41, and two ends of the conveying belt 41 respectively extend out of the first conveying port 111 and the second conveying port 112.

The laser cutting mechanism 2 comprises a base 21, a fixed seat 22, a three-axis movement mechanism 23 and a laser head 238; the fixed seat 22 is arranged on the base 21; bosses on the left and right sides of the fixing seat 22 are used for mounting a three-axis movement mechanism 23. A waste material port is arranged in the middle of the fixed seat 22 and below the movement range of the laser head 238; there is the waste material storehouse waste material mouth below, and the waste material that laser head 238 cut falls into the waste material storehouse through the waste material mouth and collects. The boss is also provided with an opening for mounting the conveyor belt 41.

The three-axis movement mechanism 23 includes a Y-axis rail 231, an X-axis rail 234, and a Z-axis rail 236. Two Y-axis rails 231 are respectively arranged on the bosses at the left side and the right side of the fixed seat 22; and the device also comprises a cross beam 233, and the X-axis rail 234 is arranged on the cross beam 233. Two ends of the beam 233 are provided with sliding parts 232 matched with the Y-axis rail 231; the boss is further provided with a linear motor, and the linear motor is connected with the cross beam 233. The sliding part 232 can drive the beam 233 to slide on the Y-axis rail 231 by driving the sliding part 232 through the linear motor.

Preferably, the motor further comprises a motor casing, the motor casing is connected with the beam 233, the linear motor sliding part 232 is arranged in the motor casing, and the motor casing slides on the Y-axis rail 231 along with the beam 233.

The preferred still includes folding dust cover, folding dust cover one end is connected with the boss through the front bezel that sets up on the boss, and the other end is connected with the motor casing, can avoid the sweeps that produces to fall into the track through folding dust cover in the cutting process, leads to the track to damage.

Preferably, anti-collision blocks are arranged on two sides of the Y-axis rail 231, so that the cross beam 233, the motor casing and other parts are prevented from being damaged in the sliding process.

A sliding table 235 is arranged on the cross beam 233, and a sliding block matched with the X-axis rail 234 is arranged below the sliding table 235; still include linear electric motor, linear electric motor sets up on crossbeam 233, and is connected with slip table 235. Through linear electric motor, can drive slip table 235 and slide on the X axle.

The preferred still includes folding dust cover, folding dust cover one end slip table 235 is connected, and the other end is connected with crossbeam 233 both ends, can avoid the sweeps that produces among the cutting process to fall into the track through folding dust cover, leads to the track to damage.

Preferably, anti-collision blocks are arranged on two sides of the X-axis rail 234, so as to prevent the cross beam 233 and the motor casing from being damaged in the sliding process.

Preferably, there are two X-axis rails 234, with the linear motor disposed between the two rails. Through setting up two tracks, can make slip table 235 more stable in the operation of X axle direction, the error of location is littleer. The processing precision of the product is improved.

The sliding table 235 is provided with a Z-axis rail 236, and the Z-axis rail 236 is connected with a laser head 238 in a sliding manner. The laser welding device further comprises a push rod 237, wherein one end of the push rod 237 is connected with the sliding table 235, and the other end of the push rod 237 is connected with the laser head 238. Laser head 238 can be pushed by push rod 237 to slide on Z-axis rail 236.

The workpiece transfer mechanism 3 is arranged below the laser head 238 and comprises a bottom plate 31; the bottom plate 31 is disposed on the fixing base 22 and located between the bosses at two sides of the fixing base 22. A window is reserved on the bottom plate 31, and the window corresponds to the waste material port. The scraps produced by cutting enter the scrap bin through the window and the scrap opening.

The bottom plate 31 is provided with a storage bin 32, a material taking mechanism 33, a material conveying mechanism 34, a clamping mechanism 35 and a fixing mechanism 36. The workpiece is taken out from the storage bin 32 through the material taking mechanism 33 and transferred to the material transferring mechanism 34, and the workpiece is transferred to the fixing mechanism 36 through the material transferring mechanism 34 and fixed under the combined action of the fixing mechanism 36 and the clamping mechanism 35. And cutting is completed at the fixed position, and after the cutting is completed, the cutting is carried out by the material conveying mechanism 34. Below the securing mechanism 36 is a waste port, and a waste bin.

The storage bin 32 comprises a bin plate arranged on the bottom plate 31; the deck comprises a first deck 321, a second deck 322 and a third deck 323; the first warehouse board 321 is perpendicular to the second warehouse board 322, and the first warehouse board 321 and the second warehouse board 322 are fixed with the bottom board 31; the third deck 323 is parallel to the first deck 321 and perpendicular to the third deck 323; the first deck 321, the second deck 322 and the third deck 323 form the storage bin 32; preferably, the third compartment plate 323 is adjustable from side to side, i.e. the third compartment plate 323 is slidably connected to the bottom plate 31 for accommodating workpieces of different sizes. When the adjustment is appropriate, the third deck 323 is fixed to the bottom plate 31 by the fixing mechanism 36. The connection between the third chamber plate 323 and the bottom plate 31 is conventional in the art and will not be described herein. Preferably, the first silo plate 321 and the third silo plate 323 are provided with limiting plates, and the limiting plates can prevent the workpiece from falling off.

The material taking mechanism 33 comprises a first slide rail 332 and a first push rod 331 which are arranged on the bottom plate 31; the first slide rail 332 is provided with a first slide block 333; one end of the first push rod 331 is fixed to the base plate 31, and the other end is connected to the first slider 333. The first push rod 331 can drive the first slide block 333 to move left and right. A material taking arm is arranged on the sliding block, and a second sliding rail and a second push rod 334 are arranged on the material taking arm; a second sliding block is arranged on the second sliding rail; one end of the second push rod 334 is connected with the material taking arm, and the other end is connected with the second sliding block; a vacuum chuck 335 is provided on the second slide. During operation, after the material taking arm is driven by the first push rod 331 to move to the upper part of the storage bin 32, the second push rod 334 pushes the second slide block to drive the vacuum chuck 335 to move up and down; the vacuum chuck 335 is used to suck the workpiece; thereby completing the picking action of the workpiece.

Preferably, two ends of the first slide rail 332 are provided with anti-collision devices, and the anti-collision devices are hydraulic anti-collision heads.

The clamping mechanism 35 comprises clamping blocks comprising a first clamping block 351 and a second clamping block 352; the first and second clamping blocks 351 and 352 are arranged in parallel; the clamping block is disposed perpendicular to the first slide rail 332. Corresponding workpiece grooves are formed in the first clamping block 351 and the second clamping block 352; the workpiece groove is used for preventing the workpiece from moving left and right on the clamping block. The first clamping block 351 is fixed to the base plate 31. The bottom plate 31 is also provided with a third slide rail 353 and a fourth slide rail 354; the third slide rail 353 and the fourth slide rail 354 are respectively provided with a third slide block and a fourth slide block; the second clamping block 352 is connected to the third slider and the fourth slider at two ends. And the third push rod 355 is further included, one end of the third push rod 355 is connected with the bottom plate 31, and the other end of the third push rod 355 is connected with the fourth sliding block. Under the driving of the third push rod 355, the fourth slider drives the second clamping block 352 to move left and right, so as to change the distance between the first clamping block 351 and the second clamping block 352; the effect of clamping or loosening the workpiece is achieved, or the proper distance is selected according to the size of the workpiece. The preferred third push rod 355 may be a threaded push rod, manually or automatically adjusted.

The material conveying mechanism 34 comprises a fifth slide rail 342 and a fourth push rod 341; a fifth slider 343 is arranged on the fifth slide rail 342; one end of the fourth push rod 341 is fixed to the bottom plate 31, and the other end is connected to the fifth slider 343; the fifth slide rail 342 is arranged in parallel with the clamping block; the fourth push rod 341 can move the fifth slider 343 back and forth. The fifth slider 343 is provided with a fifth push rod 344; the top of the fifth push rod 344 is provided with a clamping jaw 345. The fifth push rod 344 drives the motor to move up and down. The clamping jaw 345 is located between the first clamping block 351 and the second clamping block 352, and the workpiece can be driven to move back and forth in the workpiece slot by the clamping jaw 345. The preferred jaws 345 are translational jaws 345 to accommodate square magnet workpieces.

Preferably, two ends of the fifth sliding rail 342 are provided with anti-collision devices, and the anti-collision devices are hydraulic anti-collision heads.

The fixing mechanism 36 comprises a sixth push rod 361, and the sixth push rod 361 is fixed with the bottom plate 31; the sixth push bar 361 is vertically disposed. Also includes a connecting plate 362 and a fixing plate 363; the connecting plate 362 is hinged to the first clamping block 351; one end of the connecting plate 362 is connected with a fixing plate 363, and the fixing plate 363 extends into a certain distance above the workpiece groove of the first clamping block 351; the other end of the connecting block is connected to the push rod portion of the sixth push rod 361. The fixing plate 363 can move up and down under the driving of the sixth push rod 361, so that the clamping effect on the workpiece is achieved; prevent the work piece from moving up and down in the cutting process. By adopting the scheme, a lever effect is formed between the fixing plate 363 and the push rod, so that the workpiece can be clamped more stably.

A blanking groove 37 is arranged at the rear end of the clamping mechanism 35, and the blanking groove 37 is positioned between the first clamping block 351 and the second clamping block 352; and is lower than the height of the workpiece groove. The processed workpiece moves to the blanking groove 37 along the workpiece groove under the pushing of the material conveying mechanism 34. The outlet of the chute 37 is located above the conveyor mechanism 4. The workpiece falls into the transfer mechanism 4, and is carried out of the cutting machine 1 by the transfer mechanism 4. The conveyor belt 41 of the conveyor mechanism 4 is arranged perpendicular to the gripper blocks.

The working principle is as follows: the material taking arm enables the vacuum suction cup 335 to reach the upper part of the storage bin 32 under the driving of the first push rod 331, and the second push rod 334 drives the vacuum suction cup 335 to descend and adsorb the workpiece on the suction cup; after the second push rod 334 rises, the first push rod 331 transfers the material taking arm between the first clamping block 351 and the second clamping; the second push rod 334 is lowered and the vacuum chuck 335 releases the workpiece to place the workpiece in the workpiece slot. The material conveying mechanism 34 is lifted, the clamping jaw 345 grabs the workpiece, and the workpiece is moved to the position below the laser head 238 in the workpiece groove under the driving of the fourth push rod 341; the jaws 345 are released and the transfer mechanism 34 is lowered and transferred to the starting position to prevent debris from damaging the jaws 345 during the machining process. The fixing mechanism 36 is activated to press the workpiece through the fixing plate 363. The three-axis movement mechanism 23 drives the laser head 238 to complete cutting on the workpiece under the driving of a preset program. The fixing mechanism 36 is loosened, and after the material transfer mechanism 34 pushes the workpiece to the blanking groove 37, the material transfer mechanism 34 returns to the initial position.

In the present invention, the control method and the electrical connection method of each electrical component are commonly used by those skilled in the art, and therefore, the description thereof is omitted.

In a second aspect, the present embodiment provides a multi-station neodymium iron boron cutting device. The cutting device comprises a plurality of neodymium iron boron precision laser cutting machines 1 provided by the first aspect. The cutting machines 1 are arranged in a straight line, and the first conveying port 111 and the second conveying port 112 of the adjacent cutting machines 1 correspond to each other; the conveyor belts 41 of the cutting machine 1 are connected end to end. Through the scheme, the cutting machines 1 of all the devices independently complete cutting, are sequentially conveyed to the conveying belt 41 of the tail cutting machine 1 through the conveying belt 41, and finally are collected. The floor space of a production workshop is greatly saved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a work piece transport mechanism which characterized by: the workpiece transfer mechanism (3) comprises a bottom plate (31); the bottom plate (31) is provided with a storage bin (32), a material taking mechanism (33), a material conveying mechanism (34), a clamping mechanism (35) and a fixing mechanism (36); the storage bin (32) is used for placing a workpiece to be cut; the material taking mechanism (33) is used for taking the workpiece out of the storage bin (32) and transferring the workpiece to the clamping mechanism (35); the material conveying mechanism (34) is used for moving the workpiece in the clamping mechanism (35); a fixing mechanism (36) for fixing the workpiece to the clamping mechanism (35);

the material taking mechanism (33) comprises a first slide rail (332) and a first push rod (331) which are arranged on the base (21); a first sliding block (333) is arranged on the first sliding rail (332); one end of a first push rod (331) is fixed with the base (21), and the other end of the first push rod is connected with a first slide block (333); the first push rod (331) can drive the first slide block (333) to move left and right; a material taking arm is arranged on the sliding block, and a second sliding rail and a second push rod (334) are arranged on the material taking arm; a second sliding block is arranged on the second sliding rail; one end of a second push rod (334) is connected with the material taking arm, and the other end of the second push rod is connected with a second sliding block; the second slide block is provided with a vacuum chuck (335).

2. A workpiece transfer mechanism as claimed in claim 1, wherein: the clamping mechanism (35) comprises a clamping block comprising a first clamping block (351) and a second clamping block (352); the first clamping block (351) and the second clamping block (352) are arranged in parallel; the clamping block is vertically arranged with the first slide rail (332); the first clamping block (351) and the second clamping block (352) are provided with corresponding workpiece grooves; the workpiece groove is used for preventing the workpiece from moving left and right on the clamping block; the first clamping block (351) is fixed with the bottom plate (31); the bottom plate (31) is also provided with a third slide rail (353) and a fourth slide rail (354); a third sliding block and a fourth sliding block are respectively arranged on the third sliding rail (353) and the fourth sliding rail (354); two ends of the second clamping block (352) are respectively connected with the third sliding block and the fourth sliding block; the sliding mechanism further comprises a third push rod (355), one end of the third push rod (355) is connected with the bottom plate (31), and the other end of the third push rod (355) is connected with the fourth sliding block.

3. A workpiece transport mechanism as claimed in claim 1, wherein: the material conveying mechanism (34) comprises a fifth sliding rail (342) and a fourth push rod (341); a fifth sliding block (343) is arranged on the fifth sliding rail (342); one end of a fourth push rod (341) is fixed with the bottom plate (31), and the other end of the fourth push rod is connected with a fifth sliding block (343); the fifth slide rail (342) is arranged in parallel with the clamping block; the fourth push rod (341) can drive the fifth slide block (343) to move back and forth; a fifth push rod (344) is arranged on the fifth sliding block (343); the top of the fifth push rod (344) is provided with a clamping jaw (345).

4. A workpiece transport mechanism as claimed in claim 1, wherein: the fixing mechanism (36) comprises a sixth push rod (361), and the sixth push rod (361) is fixed with the bottom plate (31); the sixth push rod (361) is vertically arranged; the device also comprises a connecting plate (362) and a fixing plate (363); the connecting plate (362) is hinged with the first clamping block (351); one end of the connecting plate (362) is connected with the fixing plate (363); the other end of the connecting block is connected with a sixth push rod (361).

5. A workpiece transfer mechanism as claimed in claim 1, wherein: and hydraulic anti-collision devices are arranged at two ends of the first sliding rail (332).

6. A workpiece transfer mechanism as claimed in claim 1, wherein: the vacuum sucker (335) is a sponge vacuum sucker (335).

7. A workpiece transport mechanism as claimed in claim 1, wherein: the storage bin (32) comprises a bin plate arranged on the bottom plate (31); the bin plate comprises a first bin plate (321), a second bin plate (322) and a third bin plate (323); the first warehouse board (321) is vertical to the second warehouse board (322), and the first warehouse board (321) and the second warehouse board (322) are fixed with the bottom board (31); the third chamber plate (323) is parallel to the first chamber plate (321) and vertical to the third chamber plate (323).

8. A workpiece transport mechanism as claimed in claim 7, wherein: the third chamber plate (323) is connected with the bottom plate (31) in a sliding way.