CN219725435U - Automatic change control centre gripping arm - Google Patents
Automatic change control centre gripping arm Download PDFInfo
- Publication number
- CN219725435U CN219725435U CN202320356409.1U CN202320356409U CN219725435U CN 219725435 U CN219725435 U CN 219725435U CN 202320356409 U CN202320356409 U CN 202320356409U CN 219725435 U CN219725435 U CN 219725435U
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- clamping jaw
- clamping
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- fixed
- jaw
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- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model provides an automatic control clamping arm, and belongs to the technical field of clamps. The clamping force of the existing clamping arm for clamping the workpiece is not high. This centre gripping arm is including the casing that has the inner chamber, has arranged two linear guide that are parallel to each other on the lateral wall of inner chamber, all slides on two linear guide and is provided with the slider, and this centre gripping arm still includes clamping jaw one and clamping jaw two, clamping jaw one fix on two sliders, and the lower extreme of clamping jaw one stretches out from the bottom of casing, be fixed with the cylinder on the lateral part of casing, the push rod of cylinder stretches into the intracavity and connects on the lateral part of clamping jaw one, and clamping jaw one can follow linear guide direction under the promotion of cylinder and remove, and clamping jaw two is located the casing inner chamber that deviates from cylinder one side and is fixed mutually with the casing, and clamping jaw two's lower extreme stretch out from the bottom of casing and with clamping jaw one's lower tip symmetry sets up. The pushing force of the push rod can completely act on the clamping jaw I, so that the clamping force of the clamping arm is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of clamps, relates to a clamping arm, and particularly relates to an automatic control clamping arm.
Background
The mechanical clamping arm is a common part in an automatic machine tool, the clamping arms are various, and a two-claw clamping arm, a three-claw clamping arm and the like generally drive a gripper joint to rotate to clamp a workpiece through an air cylinder or a motor.
The existing two-jaw clamping arm is usually provided with two clamping jaws which can clamp a workpiece close to each other or rotate mutually, if the workpiece is clamped by rotating mutually, one ends of the two clamping jaws are hinged on the clamping arm, and the two clamping jaws are driven to rotate by an air cylinder through a connecting rod and other structures; if the clamping jaws are mutually moved close, the two clamping jaws are driven to move through motor rotation transmission generally through gears and other structures. In either of the above modes, the clamping force between the two clamping jaws is reduced due to the loss of torque in the transmission of the transmission structure.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an automatic control clamping arm. The clamping force of the existing clamping arm for clamping the workpiece is not high.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides an automatic change control centre gripping arm, includes has the inner chamber and is square casing, its characterized in that, two linear guide that are parallel to each other have been arranged on the lateral wall of inner chamber along its length direction, all slide on two linear guide and be provided with the slider, this centre gripping arm still includes clamping jaw one and clamping jaw two, clamping jaw one's middle part and upper end are fixed respectively on two sliders, clamping jaw one's lower extreme stretches out and exposes outside from the bottom of casing, be fixed with the cylinder on the lateral part of casing, the push rod of cylinder stretches into the inner chamber and connects on clamping jaw one's lateral part, clamping jaw one can be under the promotion of cylinder along linear guide direction removal, clamping jaw two are located and deviate from the casing inner chamber of cylinder one side and are fixed mutually with the casing, clamping jaw two's lower extreme stretch out from the bottom of casing and with clamping jaw one's lower tip symmetry sets up.
The clamping arm is provided with the clamping jaw I and the clamping jaw II, the clamping jaw I and the clamping jaw II are mutually close to clamp a workpiece, the clamping jaw II is fixedly connected with the shell, the clamping jaw I only moves to be close to the clamping jaw II to clamp the workpiece, the clamping jaw I is arranged on the linear guide rail in a sliding manner and can slide along the linear guide rail to be close to or far away from the clamping jaw II, the clamping jaw I is directly pushed to move by the cylinder, the push rod of the cylinder is directly connected to the side part of the clamping jaw I, and the push rod of the cylinder is consistent with the moving direction of the clamping jaw I, so that the pushing force of the push rod can completely act on the clamping jaw I to drive the clamping jaw I to move to be close to the clamping jaw II to clamp the workpiece, and the clamping force of the clamping arm is greatly improved.
In the automatic control clamping arm, a first fixing block and a second fixing block are fixed on one side of the inner cavity of the shell, the upper end of the second clamping jaw is fixed on the first fixing block, and the middle end of the second clamping jaw is fixed on the second fixing block.
The clamping jaw II is directly fixed on the shell through the fixing block I and the fixing block II, so that the clamping jaw II is kept still, and the clamping force of the clamping jaw I is greatly improved by being pushed by the force of the air cylinder I.
In the automatic control clamping arm, the first fixing block is provided with the first clamping groove, the second fixing block is provided with the second clamping groove, and the middle part and the upper end part of the second clamping jaw are respectively clamped in the first clamping groove and the second clamping groove.
In the automatic control clamping arm, a travel groove penetrating through the bottom of the shell vertically is formed in the bottom of the shell along the length direction of the shell, and the first clamping jaw and the second clamping jaw are arranged in the travel groove in a penetrating manner and can move along the travel groove in a guiding manner.
The clamping jaw I and the clamping jaw II are arranged in the travel groove in a penetrating mode, the clamping jaw I can move along the travel groove in a guiding mode, the clamping jaw I can move more stably through the design, and meanwhile the clamping force is improved, and meanwhile the connection strength of the clamping jaw I is improved.
In the above-mentioned automatic control clamping arm, the first clamping part protrudes toward one side from the first clamping jaw end, and the second clamping part protrudes from the second clamping jaw end to form a second clamping part symmetrical to the first clamping part.
The utility model has the beneficial effects that: the clamping jaw I is directly pushed to move by the air cylinder, the push rod of the air cylinder is directly connected to the side part of the clamping jaw I, and the push rod of the air cylinder is consistent with the moving direction of the clamping jaw I, so that the pushing force of the push rod can completely act on the clamping jaw I to drive the clamping jaw I to move close to the clamping jaw II to clamp a workpiece, and the clamping force of the clamping arm is greatly improved.
Drawings
FIG. 1 is a partial structural view of the present utility model;
fig. 2 is an outline view of the present utility model.
In the figure, 1, a shell; 11. an inner cavity; 12. a first fixed block; 121. a clamping groove I; 13. a second fixed block; 131. a clamping groove II; 14. a travel groove; 2. a linear guide rail; 21. a slide block; 3. a clamping jaw I; 31. a clamping part I; 4. a clamping jaw II; 41. a second clamping part; 5. and (3) a cylinder.
Detailed Description
The automatic control clamping arm shown in fig. 1 comprises a square shell 1 with an inner cavity 11, and is characterized in that two mutually parallel linear guide rails 2 are arranged on the side wall of the inner cavity 11 along the length direction of the shell, sliding blocks 21 are arranged on the two linear guide rails 2 in a sliding mode, the clamping arm further comprises a clamping jaw I3 and a clamping jaw II 4, the middle part and the upper end part of the clamping jaw I3 are respectively fixed on the two sliding blocks 21, the lower end of the clamping jaw I3 extends out of the bottom of the shell 1 and is exposed outside, an air cylinder 5 is fixed on the side part of the shell 1, a push rod of the air cylinder 5 extends into the inner cavity 11 and is connected to the side part of the clamping jaw I3, the clamping jaw I3 can move along the linear guide rails 2 under the pushing of the air cylinder 5, the clamping jaw II 4 is located in the inner cavity 11 of the shell 1 on the side away from the air cylinder 5 and is fixed with the shell 1, and the lower end of the clamping jaw II 4 extends out of the bottom of the shell 1 and is symmetrically arranged with the lower end part of the clamping jaw I3. The clamping arm is provided with the clamping jaw I3 and the clamping jaw II 4, the clamping jaw I3 and the clamping jaw II 4 are mutually close to clamp a workpiece, the clamping jaw II 4 and the shell 1 are fixedly connected, the clamping jaw I3 is only moved to be close to the clamping jaw II 4 to clamp the workpiece, the clamping jaw I3 is arranged on the linear guide rail 2 in a sliding manner and can slide along the linear guide rail 2 to be close to or far away from the clamping jaw II 4, the clamping jaw I3 is directly pushed to move through the air cylinder 5, the push rod of the air cylinder 5 is directly connected to the side part of the clamping jaw I3, the push rod of the air cylinder 5 faces to the moving direction of the clamping jaw I3, and therefore the pushing force of the push rod can completely act on the clamping jaw I3 to move to be close to the clamping jaw II 4 to clamp the workpiece, and the clamping force of the clamping arm is greatly improved.
One side of the inner cavity 11 of the shell 1 is fixed with a first fixed block 12 and a second fixed block 13, the upper end of the clamping jaw two 4 is fixed on the first fixed block 12, and the middle end of the clamping jaw two 4 is fixed on the second fixed block 13. The clamping jaw two 4 of the utility model is directly fixed on the shell 1 through the fixed block one 12 and the fixed block two 13, so that the clamping jaw two is kept still, and the clamping force of the clamping jaw one 3 is greatly improved by being pushed by the force of the air cylinder 5 one. The first fixing block 12 is provided with a first clamping groove 121, the second fixing block 13 is provided with a second clamping groove 131, and the middle part and the upper end part of the second clamping jaw 4 are respectively clamped in the first clamping groove 121 and the second clamping groove 131. The bottom of the shell 1 is provided with a travel groove 14 which vertically penetrates through the bottom of the shell 1 along the length direction, the first clamping jaw 3 and the second clamping jaw 4 are both arranged in the travel groove 14 in a penetrating manner, and the first clamping jaw 3 can move along the travel groove 14 in a guiding manner. The clamping jaw I3 and the clamping jaw II 4 are arranged in the travel groove 14 in a penetrating manner, the clamping jaw I3 can move along the travel groove 14 in a guiding manner, and the movement of the clamping jaw I3 can be more stable due to the design, so that the clamping force is enhanced, and meanwhile, the connection strength of the clamping jaw I3 is improved. The end part of the first clamping jaw 3 protrudes towards one side, and the end part of the second clamping jaw 4 protrudes with a second clamping part 41 symmetrical to the first clamping part 31.
In the description of the present utility model, it should be noted 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 the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, while the basic principles, main features, and advantages of the present utility model are shown and described above, and it should be understood by those skilled in the art.
Claims (5)
1. The utility model provides an automatic change control centre gripping arm, includes has inner chamber (11) and is square casing (1), a serial communication port, two linear guide (2) that are parallel to each other have been arranged on the lateral wall of inner chamber (11) along its length direction, all slide on two linear guide (2) and be provided with slider (21), this centre gripping arm still includes clamping jaw one (3) and clamping jaw two (4), the middle part and the upper end of clamping jaw one (3) are fixed respectively on two sliders (21), the lower extreme of clamping jaw one (3) stretches out and exposes outside from the bottom of casing (1), be fixed with cylinder (5) on the lateral part of casing (1), the push rod of cylinder (5) stretches into in inner chamber (11) and connect on the lateral part of clamping jaw one (3), clamping jaw one (3) can be under the promotion of cylinder (5) along linear guide (2) direction removal, clamping jaw two (4) are located in casing (1) inner chamber (11) and with casing (1) looks fixed, two (4) and the lower extreme of clamping jaw one side (1) stretch out from the bottom of clamping jaw one and setting up.
2. An automatic control clamping arm according to claim 1, wherein a first fixed block (12) and a second fixed block (13) are fixed on one side of an inner cavity (11) of the shell (1), the upper end of the second clamping jaw (4) is fixed on the first fixed block (12), and the middle end of the second clamping jaw (4) is fixed on the second fixed block (13).
3. An automatic control clamping arm as claimed in claim 2, characterized in that the first fixing block (12) is provided with a first clamping groove (121), the second fixing block (13) is provided with a second clamping groove (131), and the middle part and the upper end part of the second clamping jaw (4) are respectively clamped in the first clamping groove (121) and the second clamping groove (131).
4. An automated control clamping arm according to claim 3, wherein a travel groove (14) penetrating the bottom of the housing (1) up and down is formed in the bottom of the housing (1) along the length direction thereof, the first clamping jaw (3) and the second clamping jaw (4) are both arranged in the travel groove (14) in a penetrating manner, and the first clamping jaw (3) can move along the travel groove (14) in a guiding manner.
5. An automated control clamping arm according to any of claims 1-4, wherein the clamping jaw one (3) has a clamping portion one (31) protruding towards one side at an end thereof, and the clamping jaw two (4) has a clamping portion two (41) protruding at an end thereof symmetrically to the clamping portion one (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320356409.1U CN219725435U (en) | 2023-03-01 | 2023-03-01 | Automatic change control centre gripping arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320356409.1U CN219725435U (en) | 2023-03-01 | 2023-03-01 | Automatic change control centre gripping arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219725435U true CN219725435U (en) | 2023-09-22 |
Family
ID=88051786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320356409.1U Active CN219725435U (en) | 2023-03-01 | 2023-03-01 | Automatic change control centre gripping arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219725435U (en) |
-
2023
- 2023-03-01 CN CN202320356409.1U patent/CN219725435U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |