CN217943157U

CN217943157U - Clamp for automatic assembly of electrode holders

Info

Publication number: CN217943157U
Application number: CN202221907452.4U
Authority: CN
Inventors: 王智深; 贺新升; 张可; 周崇秋; 罗霄
Original assignee: Jinhua City Cross Yao Tools Manufacturing Co ltd
Current assignee: Jinhua City Cross Yao Tools Manufacturing Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-02
Anticipated expiration: 2032-07-21

Abstract

The utility model relates to an assembly fixture, discloses an automatic assembly fixture for electrode holders, which comprises a bottom plate (7), wherein a fixture body is arranged on the bottom plate (7), the fixture body comprises a first fixture component (100) and a second fixture component (200) which can move towards the first fixture component (100), and the first fixture component (100) comprises a first fixed clamping plate (2) and a first movable clamping plate (3) which can move towards the first fixed clamping plate (2); the second clamp assembly (200) comprises a second fixed clamping plate (15) and a second movable clamping plate (14) movable towards the second fixed clamping plate (15). The utility model discloses can effectively improve assembly efficiency and the assembly stability, the accuracy to electrode holders to can carry out the centre gripping to the pincers body of different shapes, thereby can be suitable for with the pincers body centre gripping assembly of difference.

Description

Clamp for automatic assembly of electrode holders

Technical Field

The utility model relates to an assembly jig has especially related to an electrode holders assembly jig.

Background

Along with the high-speed development of industrial automation, the more nonstandard automation equipment replaces the manual work in industrial production and assembly at present to produce and assemble the work piece, and the assembly of electrode holders pincers body is carried out artifical drilling and assembly by the workman usually under traditional mode, and efficiency is lower, and the cost of labor of enterprise is also on the high side simultaneously, utilizes nonstandard automation equipment to carry out the drilling assembly to electrode holders's pincers body can effectual improvement production efficiency, reduces the artifical expenditure of enterprise simultaneously.

When the electrode holders are assembled, the electrode holders need to be fixed and clamped by the clamp, so that automation equipment can operate other procedures conveniently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem to exist among the prior art provides an automatic for assembly anchor clamps of electrode holders.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a clamp for automatic assembly of electric welding tongs comprises a base plate, wherein a clamp body for clamping and assembling the electric welding tongs is arranged on the base plate, the electric welding tongs comprises a first tong body and a second tong body, the clamp body comprises a first clamp assembly and a second clamp assembly capable of moving towards the first clamp assembly, the first clamp assembly comprises a first fixed clamping plate and a first movable clamping plate capable of moving towards the first fixed clamping plate, and the first fixed clamping plate and the first movable clamping plate jointly form a first clamping part for clamping the first tong body; the second clamp assembly comprises a second fixed clamping plate and a second movable clamping plate capable of moving towards the second fixed clamping plate, and the second fixed clamping plate and the second movable clamping plate jointly form a second clamping part for clamping the second clamp body;

preferably, the bottom plate is provided with a pushing cylinder for driving the second clamp assembly to move towards the first clamp assembly, and is further provided with a first clamping cylinder for driving the first movable clamping plate to move towards the first fixed clamping plate and a second clamping cylinder for driving the second movable clamping plate to move towards the second fixed clamping plate.

The clamp bodies on the two sides of the electrode holders are respectively clamped, and then are mutually assembled in a mechanical automation mode, so that the assembly efficiency and the assembly stability and accuracy of the electrode holders can be effectively improved. The clamp bodies on the two sides are respectively clamped through the clamping plates, and the clamp bodies in different shapes can be clamped, so that the clamp can be suitable for clamping and assembling the clamp bodies in different shapes.

Preferably, the first fixed clamping plate, the second fixed clamping plate, the first movable clamping plate and the second movable clamping plate are detachably connected to the bottom plate through bolts. The clamping plate is detachably arranged on the bottom plate, so that the clamping of the whole assembling clamp to more clamp bodies with special shapes can be further improved by replacing the clamping plate, and the adaptability is higher.

Preferably, the first fixed clamping plate and the second fixed clamping plate are respectively provided with a first clamp body positioning block and a second clamp body positioning block, and the first clamp body positioning block and the second clamp body positioning block are respectively provided with a first positioning groove for the lower end part of the first clamp body to extend into and a second positioning groove for the lower end part of the second clamp body to extend into. The setting of locating piece can guarantee the stability when the pincers body is held to fix a position the pincers body, in order to guarantee the accuracy when the pincers body of both sides is assembled each other.

Preferably, the first positioning groove and the second positioning groove respectively comprise an insertion end at the upper end and a limiting end at the lower end, the lower end of the first clamp body and the lower end of the second clamp body are respectively inserted into the limiting ends from the insertion ends of the first positioning groove and the second positioning groove, and the side surfaces of the first positioning groove opposite to the second positioning groove are both open sides. The structure form of the positioning groove ensures that the lower end of the clamp body is inserted into the positioning groove from top to bottom to be positioned, thereby facilitating the installation of the clamp body on the clamp.

Preferably, the first fixed clamping plate and the second fixed clamping plate are respectively provided with a first clamp body stop dog and a second clamp body stop dog, the first clamp body stop dog and the second clamp body stop dog are respectively arranged on the upper portions of the first clamp body positioning block and the second clamp body positioning block, and the opposite side surfaces of the first clamp body stop dog and the second clamp body stop dog respectively limit the upper end portions of the first clamp body and the second clamp body. The setting of pincers body dog can realize preventing to take place to slide under the effect of spring extrusion force at the pincers body when the pincers body assembles, also blocks for the pincers body assembly provides the location, guarantees the stability of assembly.

Preferably, the bottom plate is provided with a guide rail, the length direction of the guide rail is arranged along the movement direction of the second clamp assembly, the guide rail is provided with a sliding block sliding along the guide rail, the sliding block is provided with a sliding platform, the second clamp assembly is arranged on the sliding platform, the axial direction of a piston rod of the pushing cylinder is parallel to the length direction of the guide rail, and the end part of the piston rod is connected to the sliding platform. The guide rail and the sliding block are arranged to realize the guide limiting effect when the second clamp assembly moves, so that the first clamp body and the second clamp body are assembled more accurately and stably, and the assembly precision is ensured.

Preferably, the bottom plate is provided with a first strip mounting hole and a second strip mounting hole which are arranged along the moving direction of the second clamp assembly in the length direction, the first strip mounting hole is provided with a push cylinder mounting frame through a bolt, and the push cylinder is mounted on the push cylinder mounting frame; the guide rail is arranged at the second strip mounting hole through a bolt. The arrangement of the first strip mounting hole can realize the adjustment of the position of the push cylinder mounting frame on the bottom plate; the adjustment of the position of the guide rail on the bottom plate can be realized through the arrangement of the second strip-shaped mounting hole.

Preferably, the bottom plate and the sliding plate are respectively provided with a first movable clamping plate mounting frame and a second movable clamping plate mounting frame, the first clamping cylinder and the second clamping cylinder are respectively mounted on the first movable clamping plate mounting frame and the second movable clamping plate mounting frame, and the first movable clamping plate and the second movable clamping plate are respectively mounted at the end part of the piston rod of the first clamping cylinder and the end part of the piston rod of the second clamping cylinder. The clamping cylinder is installed through the clamping plate installation frame, so that the height of the clamping cylinder is adapted to the clamped clamp body.

Preferably, the first fixed clamping plate and the second fixed clamping plate are respectively provided with a third long mounting hole, the length direction of which is arranged along the movement direction of the second clamp assembly, and the first clamp body stop dog and the second clamp body stop dog are respectively mounted at the third long mounting holes on the first fixed clamping plate and the second fixed clamping plate through bolts. The adjustment of the positions of the first clamp body stop block and the second clamp body stop block on the fixing plate can be realized through the arrangement of the third strip-shaped mounting hole.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

the utility model discloses can effectively improve assembly efficiency and the assembly stability, the accuracy to electrode holders to can carry out the centre gripping to the pincers body of different shapes, thereby can be suitable for with the pincers body centre gripping assembly of difference.

Drawings

Fig. 1 is a schematic view of the whole system of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 3 is a front view of fig. 2.

Fig. 4 is a partial structural schematic view of fig. 2.

Fig. 5 is a schematic structural view of the pliers body of fig. 4 with the pliers body removed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A clamp for automatic assembly of an electric welding clamp is disclosed, as shown in fig. 1-5, and comprises a bottom plate 7, wherein a clamp body for clamping and assembling the electric welding clamp is arranged on the bottom plate 7, the electric welding clamp comprises a first clamp body 1 and a second clamp body 16, the clamp body comprises a first clamp assembly 100 and a second clamp assembly 200 capable of moving towards the first clamp assembly 100, the first clamp assembly 100 comprises a first fixed clamping plate 2 and a first movable clamping plate 3 capable of moving towards the first fixed clamping plate 2, and the first fixed clamping plate 2 and the first movable clamping plate 3 jointly form a first clamping part for clamping the first clamp body 1; the second clamp assembly 200 comprises a second fixed clamping plate 15 and a second movable clamping plate 14 capable of moving towards the second fixed clamping plate 15, and the second fixed clamping plate 15 and the second movable clamping plate 14 together form a second clamping portion for clamping the second caliper body 16;

in this embodiment, the bottom plate 7 is provided with a pushing cylinder 13 for driving the second clamp assembly 200 to move towards the first clamp assembly 100, and further provided with a first clamping cylinder 4 for driving the first movable clamping plate 3 to move towards the first fixed clamping plate 2 and a second clamping cylinder 11 for driving the second movable clamping plate 14 to move towards the second fixed clamping plate 15; still include the solenoid valve 24, no. two solenoid valves 25 and No. three solenoid valves 26 that are connected with first centre gripping cylinder 4, second centre gripping cylinder 11 and promotion cylinder 13 respectively to and the controller 27 and the air pump 28 that all are connected with solenoid valve 24, no. two solenoid valves 25 and No. three solenoid valves 26, controller 27 is according to the opening and closing of control signal control solenoid valve 24, no. two solenoid valves 25 and No. three solenoid valves 26, then control air pump 28 respectively to first centre gripping cylinder 4, second centre gripping cylinder 11 and promotion cylinder 13 air feed.

In this embodiment, the first fixed clamping plate 2 and the second fixed clamping plate 15 are respectively provided with a first caliper body positioning block 6 and a second caliper body positioning block 8, and the first caliper body positioning block 6 and the second caliper body positioning block 8 are respectively provided with a first positioning groove 61 into which the lower end of the first caliper body 1 extends and a second positioning groove 81 into which the lower end of the second caliper body 16 extends.

In this embodiment, the first fixed clamping plate 2, the second fixed clamping plate 15, the first movable clamping plate 3 and the second movable clamping plate 14 are detachably connected to the bottom plate 7 through bolts, the first caliper body positioning block 6 and the second caliper body positioning block 8 are also respectively installed on the first fixed clamping plate 2 and the second fixed clamping plate 15 through bolts, therefore, the first fixed clamping plate 2, the second fixed clamping plate 15, the first movable clamping plate 3, the second movable clamping plate 14, the first caliper body positioning block 6 and the second caliper body positioning block 8 can be replaced according to actual needs in an actual assembling process, the whole assembling fixture is modularly assembled, the parts can be detachably connected, the purpose of clamping different shapes of caliper bodies can be achieved, the whole parts do not need to be replaced, and the applicability is high.

In this embodiment, the first positioning groove 61 and the second positioning groove 81 each include an upper insertion end 62 and a lower limit end 82, the lower end of the first caliper body 1 and the lower end of the second caliper body 16 are respectively inserted from the insertion end 62 to the limit end 82 of the first positioning groove 61 and the second positioning groove 81, and the opposite sides of the first positioning groove 61 and the second positioning groove 81 are open sides.

The first fixed clamping plate 2 and the second fixed clamping plate 15 are respectively provided with a first clamp body stop dog 21 and a second clamp body stop dog 22, the first clamp body stop dog 21 and the second clamp body stop dog 22 are respectively arranged on the upper portions of the first clamp body positioning block 6 and the second clamp body positioning block 8, and the side faces, opposite to the first clamp body stop dog 21 and the second clamp body stop dog 22, respectively limit the upper end portion of the first clamp body 1 and the upper end portion of the second clamp body 16.

The cooperation of constant head tank and pincers body dog can effectively realize guaranteeing the location to first pincers body 1 and the 16 second pincers bodies under the prerequisite that does not influence two pincers body assemblies, guarantees accuracy and the stability of both mutual assembles, guarantees electrode holders assembly quality then.

In this embodiment, the bottom plate 7 is provided with a guide rail 17 arranged along the moving direction of the second clamp assembly 200 in the length direction, the guide rail 17 is provided with a slide block 18 sliding along the guide rail 17, the slide block 18 is provided with a sliding platform 9, the second clamp assembly 200 is arranged on the sliding platform 9, and the axial direction of a piston rod of the push cylinder 13 is parallel to the length direction of the guide rail 17 and the end part of the piston rod is connected to the sliding platform 9. The guide rail 17 and the sliding block 18 are arranged to realize the guiding and limiting effect when the second clamp assembly 200 moves, so that the first clamp body 1 and the second clamp body 16 are assembled more accurately and stably, and the assembly precision is ensured.

In this embodiment, the bottom plate 7 is provided with a first strip mounting hole 32 and a second strip mounting hole 31 which are arranged along the moving direction of the second clamp assembly 200 in the length direction, the first strip mounting hole 32 is provided with a push cylinder mounting frame 12 through a bolt, and the push cylinder 13 is mounted on the push cylinder mounting frame 12; the guide rail 17 is mounted to the second elongated mounting hole 31 by bolts. The first strip mounting hole 32 is arranged to adjust the position of the pushing cylinder mounting frame 12 on the bottom plate 7, so that the pushing cylinder 13 can better push the second clamp assembly 200; the second strip-shaped mounting hole 31 can be used for adjusting the position of the guide rail 17 on the bottom plate 7, so that the sliding platform 9 can slide better, and the first clamp assembly 100 and the second clamp assembly 200 can be used for better assembling the welding clamp in the assembling process.

In this embodiment, the bottom plate 7 and the sliding plate are respectively provided with a first movable clamping plate mounting frame 5 and a second movable clamping plate mounting frame 10, the first clamping cylinder 4 and the second clamping cylinder 11 are respectively mounted on the first movable clamping plate mounting frame 5 and the second movable clamping plate mounting frame 10, and the first movable clamping plate 3 and the second movable clamping plate 14 are respectively mounted at the end of the piston rod of the first clamping cylinder 4 and the end of the piston rod of the second clamping cylinder 11. Realize the installation to the centre gripping cylinder through the grip block mounting bracket, can make the height of centre gripping cylinder and the adaptation by the centre gripping pincers body to more stable carry out the centre gripping to the pincers body, when guaranteeing to promote the grip block, the grip block provides more even power and is used for the pincers body.

In this embodiment, the first fixed clamping plate 2 and the second fixed clamping plate 15 are both provided with a third long mounting hole 30, the length direction of which is set along the movement direction of the second clamp assembly 200, and the first caliper body stopper 21 and the second caliper body stopper 22 are respectively mounted on the third long mounting hole 30 of the first fixed clamping plate 2 and the second fixed clamping plate 15 through bolts. The positions of the first clamp body stop block 21 and the second clamp body stop block 22 on the fixing plate can be adjusted through the arrangement of the third strip-shaped mounting hole 30, so that the first clamp body stop block 21 and the second clamp body stop block 22 can better stop the clamp body to be limited.

The first caliper body stopper 21 and the second caliper body stopper 22 are both cylindrical, and bolts for attaching the first caliper body stopper 21 and the second caliper body stopper 22 are coaxially provided corresponding to the first caliper body stopper 21 and the second caliper body stopper 22, respectively. The cylindrical arrangement enables the surface of the clamp body stop dog for limiting the clamp body to be an arc surface, and the arc surface can reduce the abrasion of the clamp body stop dog on the clamp body.

The utility model discloses specific use as follows:

step 1: when the clamp does not clamp the body of the electrode holder, as shown in fig. 2, the controller 27 controls the first solenoid valve 24 and the second solenoid valve 25 to contract the push rods of the first clamping cylinder 4 and the second clamping cylinder 11, so that the first movable clamping plate 3 and the second movable clamping plate 14 are away from the first fixed clamping plate 2 and the second fixed clamping plate 15. Meanwhile, the controller 27 controls the third electromagnetic valve 26 to contract the push rod of the push cylinder 13, and the push rod of the push cylinder 13 drives the second clamp assembly on the sliding platform 9 to be away from the first clamp assembly.

Step 2: the first caliper body 1 and the second caliper body 16 are placed into a clamping station through a mechanical arm or other feeding modes and are respectively positioned through the first caliper body positioning block 6 and the second caliper body positioning block 8, after the positioning is finished, the controller 27 controls the first electromagnetic valve 24 and the second electromagnetic valve 25 to enable push rods of the first clamping cylinder 4 and the second clamping cylinder 11 to extend out, and the first movable clamping plate 3 and the second movable clamping plate 14 clamp the first caliper body 1 and the second caliper body 16.

And step 3: a spring 29 is placed between the first pliers body 1 and the second pliers body 16 through a mechanical arm or other feeding mechanisms, the controller 27 controls the third electromagnetic valve 26 to enable a push rod of the pushing cylinder 13 to stretch out, the push rod of the pushing cylinder 13 drives the sliding platform 9 to enable the second pliers body 16 to be close to the first pliers body 1, and preliminary assembly of the first pliers body 1 and the second pliers body 16 is achieved.

The first caliper body 1 and the second caliper body 16 can press the spring 29 when approaching, and the first caliper body stopper 21 and the second caliper body stopper 22 can prevent the first caliper body 1 and the second caliper body 16 from sliding under the pressing force of the spring 29 when pressing the spring 29.

And 4, step 4: the first caliper body 1 and the second caliper body 16 after the initial assembly can be subjected to processes of punching, pin installation and the like.

And 5: after the first caliper body 1 and the second caliper body 16 are assembled, the controller 27 controls the first electromagnetic valve 24 and the second electromagnetic valve 25 to enable the push rods of the first clamping cylinder 3 and the second clamping cylinder 11 to contract, the first movable clamping plate 3 and the second movable clamping plate 14 are far away from the first fixed clamping plate 2 and the second fixed clamping plate 15, the assembled welding tongs are taken away by using a manipulator or other blanking modes, the controller 27 controls the third electromagnetic valve 26 to enable the push rod of the pushing cylinder 13 to contract, the push rod of the pushing cylinder 13 drives the second clamp assembly on the sliding platform 9 to be far away from the first clamp assembly, and one-time clamping assembly flow is completed.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides an automatic anchor clamps for assembly of electrode holders, includes bottom plate (7), is equipped with on bottom plate (7) to be used for carrying out the anchor clamps body that the centre gripping was assembled to electrode holders, and electrode holders includes the first pincers body (1) and the second pincers body (16), its characterized in that: the clamp body comprises a first clamp assembly (100) and a second clamp assembly (200) capable of moving towards the first clamp assembly (100), the first clamp assembly (100) comprises a first fixed clamping plate (2) and a first movable clamping plate (3) capable of moving towards the first fixed clamping plate (2), and the first fixed clamping plate (2) and the first movable clamping plate (3) jointly form a first clamping part for clamping the first clamp body (1); the second clamp assembly (200) comprises a second fixed clamping plate (15) and a second movable clamping plate (14) capable of moving towards the second fixed clamping plate (15), and the second fixed clamping plate (15) and the second movable clamping plate (14) jointly form a second clamping part for clamping the second clamp body (16).

2. The automatic assembling jig for the electrode holders as claimed in claim 1, wherein: the first fixed clamping plate (2), the second fixed clamping plate (15), the first movable clamping plate (3) and the second movable clamping plate (14) are detachably connected to the bottom plate (7) through bolts.

3. An automatic electrode holder assembling jig according to claim 1 or 2, characterized in that: the bottom plate (7) is provided with a pushing cylinder (13) for driving the second clamp assembly (200) to move towards the first clamp assembly (100), and is also provided with a first clamping cylinder (4) for driving the first movable clamping plate (3) to move towards the first fixed clamping plate (2) and a second clamping cylinder (11) for driving the second movable clamping plate (14) to move towards the second fixed clamping plate (15).

4. An automatic electrode holder assembling jig according to claim 1 or 2, characterized in that: a first clamp body positioning block (6) and a second clamp body positioning block (8) are respectively arranged on the first fixed clamping plate (2) and the second fixed clamping plate (15), and a first positioning groove (61) for the lower end part of the first clamp body (1) to stretch into and a second positioning groove (81) for the lower end part of the second clamp body (16) to stretch into are respectively arranged on the first clamp body positioning block (6) and the second clamp body positioning block (8).

5. The automatic assembling jig for the electrode holders as claimed in claim 4, wherein: the first positioning groove (61) and the second positioning groove (81) comprise an insertion end (62) at the upper end and a limiting end (82) at the lower end, the lower end of the first clamp body (1) and the lower end of the second clamp body (16) are inserted into the insertion end (62) from the first positioning groove (61) and the second positioning groove (81) respectively and are inserted into the limiting end (82), and the side face, opposite to the second positioning groove (81), of the first positioning groove (61) is an opening side.

6. The automatic assembling jig for the electrode holders as claimed in claim 5, wherein: a first clamp body stop dog (21) and a second clamp body stop dog (22) are respectively installed on the first fixed clamping plate (2) and the second fixed clamping plate (15), the first clamp body stop dog (21) and the second clamp body stop dog (22) are respectively arranged on the upper portions of the first clamp body positioning block (6) and the second clamp body positioning block (8), and the side faces, opposite to the second clamp body stop dog (22), of the first clamp body stop dog (21) respectively limit the upper end portion of the first clamp body (1) and the upper end portion of the second clamp body (16).

7. A clamp for automatic assembly of electrode holders according to claim 3, characterized in that: the bottom plate (7) is provided with a guide rail (17) with the length direction arranged along the movement direction of the second clamp assembly (200), the guide rail (17) is provided with a sliding block (18) sliding along the guide rail (17), the sliding platform (9) is installed on the sliding block (18), the second clamp assembly (200) is installed on the sliding platform (9), and the axial direction of a piston rod of the push cylinder (13) is parallel to the length direction of the guide rail (17) and the end part of the piston rod is connected to the sliding platform (9).

8. A clamp for automatic assembly of electrode holders according to claim 3, characterized in that: a first long strip mounting hole (32) and a second long strip mounting hole (31) are formed in the bottom plate (7) in the length direction and are arranged along the movement direction of the second clamp assembly (200), a pushing cylinder mounting frame (12) is mounted at the position of the first long strip mounting hole (32) through bolts, and a pushing cylinder (13) is mounted on the pushing cylinder mounting frame (12); the guide rail (17) is mounted on the second strip mounting hole (31) through a bolt.

9. The automatic assembling jig for electrode holders as claimed in claim 1, wherein: a first movable clamping plate mounting frame (5) and a second movable clamping plate mounting frame (10) are respectively mounted on the bottom plate (7) and the sliding plate, a first clamping cylinder (4) and a second clamping cylinder (11) are respectively mounted on the first movable clamping plate mounting frame (5) and the second movable clamping plate mounting frame (10), and a first movable clamping plate (3) and a second movable clamping plate (14) are respectively mounted at the end part of a piston rod of the first clamping cylinder (4) and the end part of a piston rod of the second clamping cylinder (11).

10. The automatic assembling jig for electrode holders as claimed in claim 6, wherein: and third long strip mounting holes (30) which are arranged along the movement direction of the second clamp assembly (200) in the length direction are formed in the first fixed clamping plate (2) and the second fixed clamping plate (15), and a first clamp body stop block (21) and a second clamp body stop block (22) are respectively mounted in the third long strip mounting holes (30) in the first fixed clamping plate (2) and the second fixed clamping plate (15) through bolts.