CN216912551U

CN216912551U - Laser marking clamping device

Info

Publication number: CN216912551U
Application number: CN202123275904.XU
Authority: CN
Inventors: 夏存慧
Original assignee: Shanghai Baocheng Transportation Equipment Co ltd
Current assignee: Shanghai Baocheng Transportation Equipment Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-08
Anticipated expiration: 2031-12-23

Abstract

The application relates to a laser marking clamping device, which comprises a clamping and positioning component, a driving component and a buffering component, wherein the buffering component is positioned between the clamping and positioning component and the driving component; the driving assembly mainly comprises a driving cylinder and a pushing plate, and a piston rod of the driving cylinder is fixedly connected with the pushing plate, so that the pushing plate is driven by the driving cylinder to move along; the buffer assembly mainly comprises a guide rod and a buffer spring sleeved on the guide rod, a limiting part is arranged on the guide rod, a sleeve is arranged on the pushing plate, and the sleeve and the limiting part are matched to limit the position of the pushing plate so as to limit the push-pull action of the clamping and positioning assembly. This application has the action that will drive actuating cylinder and realize the push-and-pull of centre gripping locating component, reduces the use of manpower and has reduced workman's working strength's effect.

Description

Laser marking clamping device

Technical Field

The application relates to the field of clamping devices, in particular to a laser marking clamping device.

Background

With the development of science and technology, the technology associated with laser gradually enters people's lives. Laser marking is now a technique that is often used by people in manufacturing processes. When people mark the work piece, need use clamping device will be located the work piece of laser marking machine below and carry out the centre gripping fixed to laser marking is more accurate.

In the related art, referring to fig. 1, the clamping device includes a supporting rod 100 and a fixing block 200 fixedly connected to one end of the supporting rod. When the fixing block is used, a worker holds one end of the support rod, which is far away from the fixing block; when a workpiece to be marked is conveyed to the lower part of the laser marking machine, a worker pushes the support rod 100 to enable the fixing block 200 to be abutted against the workpiece to be marked; after the laser marking of the workpiece is finished, the worker pulls the support rod 100 to enable the fixing block 300 to be far away from the workpiece, and the workpiece can be conveyed away from the laser marking machine.

In the production process, when the workpiece marking amount is large, a worker needs to repeatedly push and pull the clamping device for a long time to fix the workpiece. However, there is an improvement in the way of fixing a workpiece by manually pushing and pulling the clamping device, resulting in high manual work strength.

SUMMERY OF THE UTILITY MODEL

In order to overcome people in laser marking course of working, when waiting to mark work piece quantity more, need the workman push-and-pull clamping device repeatedly when with fixed work piece, the problem that workman's working strength is high, this application provides a laser marking clamping device, and it sets up through the cooperation that drives actuating cylinder, holder and buffering subassembly for the fixed process of waiting to mark the work piece of clamping device need not artificial controlling.

The application provides a laser marking clamping device adopts following technical scheme:

a laser marking clamping device comprises a driving assembly, a clamping and positioning assembly and a buffering assembly;

the buffer assembly is arranged between the driving assembly and the clamping and positioning assembly;

the clamping and positioning assembly comprises a clamping piece and a blocking piece, and a clamping part for clamping a workpiece to be marked is arranged on the clamping piece;

the driving assembly is fixedly connected with the clamping piece, and the driving assembly drives the clamping piece to move along the direction close to or far away from the workpiece to be marked.

Through adopting above-mentioned technical scheme, drive assembly and centre gripping locating component both cooperate for centre gripping locating component realizes automatic centre gripping and releases the action of treating the mark work piece, with the drive that breaks away from the manpower, reduces workman's working strength. When the driving component moves along the direction close to the workpiece to be marked, the workpiece to be marked abuts against the blocking piece and the clamping and positioning component; when the driving assembly moves along the direction far away from the workpiece to be marked, the workpiece to be marked is separated from the blocking piece and the clamping and positioning assembly. And the arrangement of the buffer assembly enables the impact force generated when the clamping positioning assembly and the driving assembly are matched to move to play a good buffer role for the clamping positioning assembly and the driving assembly.

Preferably, the driving assembly comprises a driving cylinder and a pushing plate, and one end, far away from the clamping piece, of the pushing plate is fixedly connected with the end part of a piston rod of the driving cylinder.

Through adopting above-mentioned technical scheme, the setting that drives actuating cylinder makes the flexible action of original artifical push-and-pull change for driving actuating cylinder, reduces workman's machinery and repeated action in order to reduce workman's working strength. The setting of catch plate makes the application of force part of pushing assembly become fixed connection on the catch plate on the drive piston by the piston that drives actuating cylinder, and this makes the lifting surface area grow of actuating assembly in order to improve the stability of the flexible action that drives actuating cylinder.

Preferably, the clamping part comprises a bearing plate, a positioning block is detachably fixed on the bearing plate, and a clamping groove matched with the workpiece to be marked is formed in the positioning block.

Through adopting above-mentioned technical scheme, set up on the locating piece with wait to beat the joint groove of mark work piece shape looks adaptation, when the shape or the size of waiting to beat the mark work piece change, because locating piece and bearing board are for dismantling fixedly, the mark work piece is waited to beat with the adaptation to the removable locating piece of staff to improve clamping device's universality.

Preferably, one end of the bearing plate close to the positioning block is provided with a limiting groove;

one side that the locating piece was kept away from the joint groove is provided with the stopper, the stopper with the cooperation is established to the spacing groove inlays.

Through adopting above-mentioned technical scheme, stopper and spacing groove both cooperate and use for both can dismantle fixed stability higher between locating piece and the supporting plate.

Preferably, the buffer assembly comprises a guide rod and a buffer spring;

the guide rod is fixedly connected with one end of the supporting plate close to the pushing plate, and the guide rod is connected with the pushing plate in a sliding manner;

the buffer spring is sleeved on the guide rod and is positioned between the pushing plate and the bearing plate;

one end of the buffer spring, which is close to the bearing plate, is fixedly connected with the bearing plate, and one end of the buffer spring, which is far away from the bearing plate, is fixedly connected with the pushing plate.

Through adopting above-mentioned technical scheme, the guide bar is connected bearing board and slurcam, is equipped with buffer spring between bearing board and the slurcam. When the driving cylinder is pushed, the pushing plate is close to the bearing plate under the action of the driving cylinder, the buffer spring is compressed and contracted to buffer the bearing plate and the pushing plate at two ends, and the impact force generated by mutual collision when the bearing plate and the pushing plate are abutted is avoided; when the driving cylinder retracts, the pushing plate is far away from the bearing plate under the action of the driving cylinder, the buffer spring deforms to form pushing force for the pushing plate and the bearing plate, the pushing plate rebounds rapidly, and when the buffer spring reaches the maximum length, pulling force can be formed for the pushing plate, and the pushing plate can also buffer in the process of retracting along with the driving cylinder.

Preferably, the guide rod is fixedly connected with a limiting piece, a sleeve is sleeved on the guide rod, and the sleeve is fixedly connected to the pushing plate;

the sleeve is positioned between the limiting piece and the bearing plate;

when the piston rod of the driving cylinder retracts, the pushing plate is guided by the guide rod and then deviates from the direction of the bearing plate to move to the direction of the limiting part in a butting mode, the pushing plate drives the guide rod to retract, and the guide rod drives the bearing plate to move in the direction of keeping away from the workpiece to be marked.

By adopting the technical scheme, the limiting piece and the sleeve are matched for use, so that on one hand, the position of the pushing plate is limited to prevent the pushing plate from being separated from the guide rod; on the other hand, when the sleeve is abutted to the limiting piece, the driving cylinder drives the guide rod to retract together under the action of the limiting piece, so that the supporting plate is driven to retract; the limiting piece and the sleeve enable the bearing plate and the pushing plate to move in a fixed range, so that the matching of the driving assembly and the clamping and positioning assembly is more regular and the stability is higher.

Preferably, the pushing plate is provided with a mounting hole, and the sleeve is embedded into the mounting hole and is in interference fit with the mounting hole.

Through adopting above-mentioned technical scheme, the interference fit of sleeve and mounting hole makes sleeve and mounting hole both be connected more firmly, and the catch plate is difficult not hard up and drops driving the repeated propulsion of cylinder and retracting the in-process.

Preferably, the side wall of the clamping groove is coated with a flexible protective layer.

Through adopting above-mentioned technical scheme, when treating to beat mark work piece and joint groove joint, the impact force that mark work piece received is waited to reduce by flexible protective layer, further treats to beat and marks the work piece and protects.

In summary, the present application includes at least one of the following beneficial technical effects:

the push-pull action of the clamping device is realized by the matching of the driving assembly and the clamping and positioning assembly without depending on the manual work of workers, so that the working strength of the workers is greatly reduced; the arrangement of the buffer assembly enables the abutting and the distance between the clamping and positioning assembly and the driving assembly to be limited and forms a buffer effect on the action processes of the clamping and positioning assembly and the driving assembly;

the positioning block and the supporting plate are detachably fixed, so that the positioning block can be replaced according to the size and the shape of a workpiece to be marked, and the universality of the clamping device is improved;

the advancing and retracting distance of the driving cylinder is more stable and more accurate compared with the manual pushing or retracting.

Drawings

Fig. 1 is a schematic axial view of a clamping device in the related art.

Fig. 2 is an isometric schematic view of a laser marking clamping device.

Fig. 3 is a top view of a laser marking clamping device with two clamping devices positioned opposite each other.

Description of reference numerals: 1. a drive assembly; 11. a driving cylinder; 12. a push plate; 13. mounting holes; 2. clamping and positioning components; 21. a clamping member; 22. a blocking member; 3. a buffer assembly; 31. a guide bar; 32. a buffer spring; 33. a limiting member; 34. a sleeve; 4. a support plate; 41. a clamping groove; 5. positioning blocks; 51. a limiting groove; 52. a limiting block; 53. a flexible protective layer.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses laser marking clamping device sets up in laser marking machine below, treats when laser marking machine and marks the work piece and add man-hour, treats to mark the work piece and carries out the centre gripping fixed.

The laser marking clamping device comprises a driving component 1, a clamping and positioning component 2 and a buffering component 3.

The driving assembly 1 includes a driving cylinder 11 and a push plate 12. Referring to fig. 2, the driving cylinder 11 in this embodiment is a three-axis cylinder, and the pushing plate 12 is a rectangular plate having a radial cross section arranged in an approximately rectangular shape. The piston rod of the driving cylinder 11 is fixedly connected with the pushing plate 12.

Referring to fig. 2, the clamping and positioning assembly 2 includes a clamping member 21 and a blocking member 22. The clamping piece 21 comprises a bearing plate 4 and a positioning block 5, and the positioning block 5 can be fixed on the bearing plate 4 through clamping or bolts. Referring to fig. 2, the locating piece 5 is provided with a plurality of at the interval and treats joint groove 41 of beating mark work piece looks adaptation, and joint groove 41 holds and the joint treats to beat the mark work piece.

In some other embodiments, the positioning block 5 may be replaced to match the clamping groove 41 formed on the positioning block 5 with the workpiece to be marked according to the shape and size of the workpiece to be marked.

In this embodiment, the positioning block 5 is detachably fixed on the supporting plate 4 in a clamping manner. Referring to fig. 2, a limiting groove 51 is formed at one end of the supporting plate 4, which is close to the supporting plate, and the limiting groove 51 is arranged in a radial cross section in a shape similar to a T. One side that the joint groove 41 was kept away from to locating piece 5 is provided with stopper 52, and stopper 52 corresponds joint groove 41 and is the T font setting, and stopper 52's radial cross sectional area is close with the radial cross sectional area of spacing groove 51, and stopper 52 inlays with spacing groove 51 and establishes the cooperation in order to realize the fixed connection dismantled of locating piece 5 and bearing board 4.

Referring to fig. 2, the blocking member 22 is a baffle plate with an approximately rectangular axial cross section, and the baffle plate is perpendicular to the plane of the working table, so that the shape or size of the baffle plate can be changed according to the needs of the use scene, and further description is omitted here.

When a workpiece to be marked is conveyed to the laser marking device, the driving cylinder 11 moves the positioning block 5 along the direction close to the workpiece to be marked to move along the direction close to the workpiece to be marked until the positioning block abuts against the workpiece to be marked, and the workpiece to be marked is positioned between the blocking part 22 and the positioning block 5; after the laser marking of the workpiece to be marked is finished, the driving cylinder 11 moves the workpiece to be marked along the direction far away from the workpiece to be marked, the workpiece to be marked is separated from the blocking part 22 and the positioning block 5, and the workpiece to be marked is conveyed to the processing position of the next process by the conveying belt or the rotary workbench.

The damper assembly 3 includes a guide rod 31 and a damper spring 32. Referring to the figure, the guide rod 31 is fixedly connected with one end of the supporting plate 4 close to the pushing plate 12, and the guide rod 31 is connected with the pushing plate 12 in a sliding manner. Two buffer springs 32 are arranged and sleeved on the guide rod 31 between the pushing plate 12 and the supporting plate 4, and two ends of each buffer spring 32 are respectively and fixedly connected with the pushing plate 12 and the supporting plate 4.

In an actual use scene, when the piston rod of the driving cylinder 11 is pushed forward, the push plate 12 is pushed together with the piston rod to be close to the bearing plate 4, and the buffer spring 32 is pressed to deform so as to generate an elastic force opposite to the pushing direction of the push plate 12; reduce the impact force generated by the collision between the pushing plate 12 and the bearing plate 4 when the pushing plate 12 moves too fast, and protect the bearing plate 4 and the pushing plate 12. When the piston rod of the driving cylinder 11 retracts, the buffer spring 32 deforms to form thrust on the push plate 12, and the thrust direction is the same as the pulling force of the driving cylinder 11, so that the effect of quick rebound of the clamping device is realized.

A stopper 33 is fixedly connected to the guide rod 31. Referring to fig. 2, in the present embodiment, a sleeve 34 approximately arranged in a cylinder is sleeved on the guide rod 31, and the sleeve 34 is fixedly connected with the pushing plate 12, and the sleeve 34 is located between the limiting member 33 and the supporting plate 4. The sleeve 34 and the stopper 33 cooperate to allow the pushing plate 12 to move within a fixed range, and drive the guiding rod 31 and the supporting plate 4 to move together.

When the piston rod of the driving cylinder 11 is retracted, the pushing plate 12 is fixedly connected with the piston rod of the driving cylinder 11. The pushing plate 12 is guided by the guide rod 31 to move towards the direction deviating from the bearing plate 4 until the pushing plate 12 abuts against the limiting part 33, the pushing plate 12 drives the guide rod 31 to retract, and the guide rod 31 drives the bearing plate 4 to move along the direction far away from the workpiece to be marked as the guide rod 31 is fixedly connected with the bearing plate 4. The stop 33 cooperates with the sleeve 34 such that the pushing plate 12 pushes the support plate 4 to engage the workpiece to be marked and such that the pushing plate 12 pulls the support plate 4 back to the initial position.

Referring to fig. 2, the pushing plate 12 is provided with a mounting hole 13, and the sleeve 34 is inserted into the mounting hole 13 and is in interference fit therewith. The sleeve 34 is in interference fit with the mounting hole 13, so that the connection between the sleeve 34 and the push plate 12 is firmer, and the clamping device has higher stability.

The cladding has flexible protective layer 53 on the lateral wall in joint groove 41, and flexible protective layer 53 reduces the impact force that receives when waiting to beat the mark work piece and contact in joint groove 41, and then treats to beat the effect that the mark work piece formed the protection.

In actual production, a plurality of groups of laser marking clamping devices can be configured according to the processing requirements. Referring to the figure, namely the two clamping devices are symmetrically arranged in opposite directions and share one baffle, the laser marking device is arranged beside the clamping devices, and the laser marking processing can be carried out on the workpiece to be marked simultaneously or according to a certain sequence.

In some other embodiments, a larger number of clamping devices may be provided to achieve synchronous laser marking, which is not described in this embodiment.

The implementation principle of the laser marking clamping device in the embodiment of the application is as follows: the piston rod of the driving cylinder 11 is fixedly connected with the pushing plate 12, the pushing plate 12 is slidably connected with the guide rod 31, the guide rod 31 is simultaneously fixedly connected with the bearing plate 4, the buffer spring 32 is sleeved on the guide rod 31 between the pushing plate 12 and the bearing plate 4, the sleeve 34 is fixedly connected on the pushing plate 12, and the guide rod 31 is matched with the sleeve 34 and provided with a limiting piece 33 for limiting the position of the sleeve 34.

The push plate 12, the bearing plate 4, the guide rod 31 and the driving cylinder 11 are matched to realize that the push-pull action of the clamping device is separated from the manual control, so that the working strength of workers is reduced; at the same time, the buffer spring 32 between the support plate 4 and the push plate 12 reduces the impact force generated when the support plate 4 abuts against the push plate 12, and the buffer spring 32 accelerates the rebound of the push plate 12.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The laser marking clamping device is characterized by comprising a driving component (1), a clamping and positioning component (2) and a buffering component (3);

the buffer assembly (3) is arranged between the driving assembly (1) and the clamping and positioning assembly (2);

the clamping and positioning assembly (2) comprises a clamping piece (21) and a blocking piece (22), the clamping piece (21) is used for clamping a workpiece to be marked, and the workpiece to be marked is located between the clamping piece (21) and the blocking piece (22);

the driving assembly (1) is fixedly connected with the clamping piece (21), and the driving assembly (1) drives the clamping piece (21) to move along the direction close to or far away from the workpiece to be marked.

2. The laser marking clamping device as claimed in claim 1, characterized in that the driving assembly (1) comprises a driving cylinder (11) and a pushing plate (12), wherein one end of the pushing plate (12) far away from the clamping member (21) is fixedly connected with the end of the piston rod of the driving cylinder (11).

3. The laser marking clamping device as claimed in claim 2, wherein the clamping member (21) comprises a bearing plate (4) and a positioning block (5), the positioning block (5) is detachably fixed on the bearing plate (4), and a clamping groove (41) matched with a workpiece to be marked is formed in the positioning block (5).

4. The laser marking clamping device as claimed in claim 3, wherein a limiting groove (51) is formed in one end of the supporting plate (4) close to the positioning block (5);

locating piece (5) are kept away from one side of joint groove (41) is provided with stopper (52), stopper (52) with spacing groove (51) are inlayed and are established the cooperation.

5. A laser marking clamping device according to claim 3, characterized in that the damping assembly (3) comprises a guide rod (31) and a damping spring (32);

the guide rod (31) is fixedly connected with one end, close to the pushing plate (12), of the supporting plate (4), and the guide rod (31) is connected with the pushing plate (12) in a sliding mode;

the buffer spring (32) is sleeved on the guide rod (31), and the buffer spring (32) is positioned between the push plate (12) and the bearing plate (4);

one end, close to the bearing plate (4), of the buffer spring (32) is fixedly connected with the bearing plate (4), and one end, far away from the bearing plate (4), of the buffer spring (32) is fixedly connected with the pushing plate (12).

6. The laser marking clamping device as claimed in claim 5, wherein a limiting member (33) is fixedly connected to the guide rod (31), a sleeve (34) is sleeved on the guide rod (31), and the sleeve (34) is fixedly connected to the pushing plate (12);

the sleeve (34) is positioned between the limiting piece (33) and the bearing plate (4);

when the piston rod of driving actuating cylinder (11) contracts, catch plate (12) via behind guide bar (31) the direction of follow deviate from bearing board (4) the direction move to with locating part (33) butt, catch plate (12) drive guide bar (31) retract, guide bar (31) drive bearing board (4) are along keeping away from to wait to mark work piece direction removal.

7. The laser marking clamping device as claimed in claim 6, wherein the pushing plate (12) is provided with a mounting hole (13), and the sleeve (34) is embedded in the mounting hole (13) and is in interference fit with the mounting hole (13).

8. The laser marking clamping device as claimed in claim 3, characterized in that a flexible protective layer (53) is arranged on the side wall of the clamping groove (41).