CN220561566U - Clamping device for large-plane workpiece - Google Patents
Clamping device for large-plane workpiece Download PDFInfo
- Publication number
- CN220561566U CN220561566U CN202322144068.4U CN202322144068U CN220561566U CN 220561566 U CN220561566 U CN 220561566U CN 202322144068 U CN202322144068 U CN 202322144068U CN 220561566 U CN220561566 U CN 220561566U
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- CN
- China
- Prior art keywords
- paw
- baffle
- workpiece
- air source
- plane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000000078 claw Anatomy 0.000 claims abstract description 22
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 238000000605 extraction Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Manipulator (AREA)
Abstract
The utility model provides a clamping device of large-plane work piece, includes work piece hand claw and baffle hand claw, and the work piece hand claw is connected on the manipulator, and on baffle hand claw was arranged in to the baffle hand claw, the upper portion of baffle hand claw was provided with the air source interface dish, and the bottom of baffle hand claw is provided with vacuum chuck, and every vacuum chuck passes through vacuum piping connection air source interface dish, is provided with vacuum generator and interface arrangement on the work piece hand claw, and vacuum generator passes through interface arrangement and the butt joint of air source interface dish. The manipulator drives the workpiece paw to move to the position of the baffle paw frame, the manipulator controls the workpiece paw to clamp the baffle paw, and meanwhile, the vacuum generator interface is in butt joint with the air source interface disc. The manipulator controls the position of the barrier claw to the large plane workpiece. Starting a vacuum generator, and sucking the large-plane workpiece through a vacuum chuck. The manipulator drives the large-plane workpiece to move onto the blanking tray. The device has realized snatching big plane work piece, simple structure, function are perfect, with low costs, efficient, but multiplex spare is compatible.
Description
Technical Field
The utility model relates to a mechanism for clamping and storing a large-plane workpiece after machining, and belongs to the technical field of machining automation.
Background
In the prior art, the clamping of a large-plane workpiece is usually realized by a manipulator, and in the actual use process, the manipulator often needs to replace different claws to realize the workpiece clamping of different working procedures of the workpiece. If the workpiece is clamped, the workpiece is separated by a baffle plate after the workpiece is machined in order to prevent the workpiece from being scratched by collision, and the other claw for clamping the baffle plate is needed. The manipulator is used for quickly replacing different claws, so that the cost is high and the processing beat is influenced.
Disclosure of Invention
Aiming at the defects of the existing large-plane workpiece clamping technology, the utility model provides the clamping device for the large-plane workpiece, which is low in cost and high in efficiency and is suitable for an automatic line.
The utility model relates to a clamping device for a large-plane workpiece, which adopts the following technical scheme:
the clamping device comprises a workpiece paw and a baffle paw, wherein the workpiece paw is connected to a manipulator, the baffle paw is arranged on a baffle paw frame, an air source interface disc is arranged on the upper portion of the baffle paw, vacuum chucks are arranged at the bottoms of the baffle paw, each vacuum chuck is connected with the air source interface disc through a vacuum pipeline, and a vacuum generator and an interface device are arranged on the workpiece paw and are in butt joint with the air source interface disc through the interface device.
The workpiece paw adopts the existing three-jaw air chuck paw and has a self-centering function.
The baffle paw frame is provided with a guiding locating plate and a locating block. The guide locating plate and the locating block are arranged on two opposite sides of the baffle paw frame. The rough positioning of the baffle paw on the baffle paw frame is realized, and the workpiece paw clamps the baffle paw and then uses the self-centering function to realize the fine positioning of the baffle paw.
The vacuum sucking discs are uniformly distributed on the partition board claws, and the distances between the sucking discs and the air source interface disc are consistent.
The inside of air source interface dish is provided with a sealed cavity, and the top of this sealed cavity is provided with the air extraction port. And a sealing ring is arranged at the air exhaust port.
The interface device comprises a push plate, a vent hole is arranged in the push plate, the upper end of the vent hole is connected with a vacuum generator interface, and the lower end of the vent hole is in butt joint with an air extraction port on an air source interface disc. And a push plate spring is connected between the push plate and the workpiece paw.
The manipulator drives the workpiece paw to move to the position of the baffle paw frame, the manipulator controls the workpiece paw to clamp the baffle paw, and meanwhile, the vacuum generator interface is in butt joint with the air source interface disc. The manipulator controls the position of the barrier claw to the large plane workpiece. Starting a vacuum generator, and sucking the large-plane workpiece through a vacuum chuck. The manipulator drives the large-plane workpiece to move onto the blanking tray.
The device has the following characteristics:
1. the manipulator paw is quickly replaced by sealing and butting the vacuum generator interface and the air source interface disc, so that the cost is reduced.
2. The number of times of replacing the paw is reduced, and the working efficiency is improved.
3. The gripping device is suitable for gripping large plates with various dimensions and can be compatible with various workpieces.
Drawings
Fig. 1 is a perspective view showing the overall structure of the holding device for a large-plane workpiece according to the present utility model.
Fig. 2 is a schematic view of the construction of the barrier finger of the present utility model.
Fig. 3 is a schematic view showing a state that the separator claw of the present utility model is placed on the separator claw holder when not in use.
FIG. 4 is a schematic view of the interface of the vacuum generator and the interface plate of the air source according to the present utility model.
Wherein: 1. the device comprises a workpiece paw, a baffle paw, a large plane workpiece, a guide positioning plate, a positioning block, a vacuum chuck, an air source interface disk, a sealing ring, a vacuum generator interface, a push plate spring, a guide sleeve, a mechanical arm, a baffle paw frame, a push plate and a closed cavity, and an air exhaust port.
Detailed Description
The clamping device of the large-plane workpiece is used for realizing multi-layer storage of the workpiece after processing on any automatic processing line, and the structure of the clamping device is shown in figure 1 and comprises a workpiece claw 1 and a baffle claw 2. The workpiece claw 1 adopts the existing three-claw air chuck claw and has a self-centering function, and the workpiece claw 1 is connected to the manipulator 12. Referring to fig. 2 and 3, the spacer hand 2 is placed on the spacer hand rack 13 when not in use and is connected to the workpiece hand 1 when in use. The baffle paw frame 13 is provided with a transverse guiding and positioning plate 4 and a longitudinal positioning block 5. When the baffle paw 2 is placed on the baffle paw frame 13, coarse positioning is realized through the guide positioning plate 4 and the positioning block 5; after the workpiece paw 1 clamps the baffle paw 2, the self-centering function is used for realizing the fine positioning of the baffle paw 2 on the baffle paw frame 13.
As shown in fig. 2 and 3, the upper part of the clapboard paw 2 is provided with an air source interface disc 7, the bottom of the clapboard paw 2 is provided with vacuum chucks 6, each vacuum chuck 6 is connected with the air source interface disc 7 through a vacuum pipeline, the vacuum chucks 6 are uniformly distributed on four sides of the clapboard paw 2, and the consistency of the positions of the chucks from the central air source interface disc 7 is ensured.
The utility model is provided with a vacuum generator and an interface device on a workpiece paw 1, and the vacuum generator is in butt joint with an air source interface disc 7 on a baffle paw 2 through the interface device.
As shown in fig. 4, a closed cavity 15 is arranged in the air source interface disc 7, an air extraction port 16 is arranged at the top of the closed cavity 15, and a rubber sealing ring 8 is arranged at the air extraction port 16. The interface device comprises a push plate 14, a vent hole 17 is arranged in the push plate 14, the upper end of the vent hole 17 is connected with the vacuum generator interface 9, and the lower end of the vent hole 17 is in butt joint with an air extraction port 16 on the air source interface disk 7. A push plate spring 10 is connected between the push plate 14 and the workpiece paw 1, the push plate spring 10 is arranged in a guide sleeve 11, and the guide sleeve 11 is arranged on the workpiece paw 1.
When the workpiece paw 1 drives the pushing plate 14 to move in vacuumizing, the lower end of the vent hole 17 of the pushing plate 14 is aligned with the air extraction port 16 on the air source interface disc 7, the pushing plate spring 10 enables the pushing plate 14 to be pressed on the sealing ring 8, and leakage prevention of a pipeline is achieved through sealing of the sealing ring 8. Starting a vacuum generator, and vacuumizing the vacuum chuck 6 through each vacuum pipeline, wherein the vacuumizing route is as follows: the vacuum generator, the vacuum generator interface 9, the vent hole 17 of the push plate 14, the air suction port 16 of the air source interface disk 7, the closed cavity 15 of the air source interface disk 7, the vacuum pipeline and the vacuum chuck 6.
The above-described process of gripping the large planar workpiece 3 by the apparatus is as follows.
When the large-plane workpiece 3 placed on the side material frame needs to be grabbed, the manipulator 12 drives the workpiece paw 1 to move to the corresponding position of the partition board paw frame 13 (the partition board paw 2 is placed on the partition board paw frame 13 at the moment), the manipulator 12 controls the workpiece paw 1 to clamp the partition board paw 2, and the interface 9 of the vacuum generator is in butt joint with the air extraction port 16 at the moment. The robot arm 12 then moves the barrier gripper 2 to the position of the large planar workpiece 3. Starting the vacuum generator, starting the vacuum chuck 6 to vacuumize, and generating suction force through pressure difference after reaching the set vacuum degree to suck the large-plane workpiece 3. The manipulator 12 drives the large-plane workpiece 3 to move to the position of the blanking tray and put down. Then the manipulator moves to the position of the bracket, the grabbing frame 2 is put down, and the whole action is completed.
Claims (9)
1. A clamping device for a large-plane workpiece is characterized in that: the device comprises a workpiece paw and a baffle paw, wherein the workpiece paw is connected to a manipulator, the baffle paw is arranged on a baffle paw frame, an air source interface disc is arranged on the upper portion of the baffle paw, vacuum suction discs are arranged at the bottoms of the baffle paw, each vacuum suction disc is connected with the air source interface disc through a vacuum pipeline, a vacuum generator and an interface device are arranged on the workpiece paw, and the vacuum generator is in butt joint with the air source interface disc through the interface device.
2. The large-plane workpiece clamping device according to claim 1, wherein: the workpiece paw adopts a pneumatic three-jaw chuck paw.
3. The large-plane workpiece clamping device according to claim 1, wherein: the baffle paw frame is provided with a guiding locating plate and a locating block.
4. A holding device for large planar workpieces as claimed in claim 3, wherein: the guide locating plate and the locating block are arranged on two opposite sides of the baffle paw frame.
5. The large-plane workpiece clamping device according to claim 1, wherein: the vacuum sucking discs are uniformly distributed on the partition board claws, and the distances between the sucking discs and the air source interface disc are consistent.
6. The large-plane workpiece clamping device according to claim 1, wherein: the inside of air source interface dish is provided with a sealed cavity, and the top of this sealed cavity is provided with the air extraction port.
7. The large-plane workpiece clamping device as recited in claim 6, wherein: and a sealing ring is arranged at the air exhaust port.
8. The large-plane workpiece clamping device according to claim 1, wherein: the interface device comprises a push plate, a vent hole is arranged in the push plate, the upper end of the vent hole is connected with a vacuum generator interface, and the lower end of the vent hole is in butt joint with an air extraction port on an air source interface disc.
9. The large-plane workpiece clamping device as recited in claim 8, wherein: and a push plate spring is connected between the push plate and the workpiece paw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322144068.4U CN220561566U (en) | 2023-08-10 | 2023-08-10 | Clamping device for large-plane workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322144068.4U CN220561566U (en) | 2023-08-10 | 2023-08-10 | Clamping device for large-plane workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220561566U true CN220561566U (en) | 2024-03-08 |
Family
ID=90093637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322144068.4U Active CN220561566U (en) | 2023-08-10 | 2023-08-10 | Clamping device for large-plane workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220561566U (en) |
-
2023
- 2023-08-10 CN CN202322144068.4U patent/CN220561566U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |