CN218904127U

CN218904127U - Workpiece clamping device for laser cutting machine

Info

Publication number: CN218904127U
Application number: CN202222957506.4U
Authority: CN
Inventors: 于晓雷; 南博伟
Original assignee: Shenyang Watson Technology Co ltd
Current assignee: Shenyang Watson Technology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-04-25
Anticipated expiration: 2032-11-07

Abstract

The application provides a work piece clamping device for laser cutting machine, include: the lower part of the lower mounting seat is provided with a downward C-shaped block, and the upper fixing plate and the lower mounting seat are of two groups of mutually perpendicular structures; the clamping assembly comprises two groups, namely a fixed group and a movable fixed group, a workpiece to be cut is placed on the fixed block, the movable fixed block is moved to the surface of the workpiece and clamped through a driving mechanism, guide mechanisms are arranged on two sides above an upper fixed plate, the upper fixed plate is fixedly provided with a guide rod through a bracket, and a side fixed rod is slidingly arranged outside the guide rod. According to the utility model, the workpiece to be cut is placed on the fixed block, then the driving mechanism is used for moving the movable fixed block to the surface of the workpiece and clamping the workpiece, so that the clamping operation of the workpiece is realized.

Description

Workpiece clamping device for laser cutting machine

Technical Field

The utility model relates to the field of machining, in particular to a workpiece clamping device for a laser cutting machine.

Background

The laser cutting machine focuses laser emitted from the laser into laser beams with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach the melting point or boiling point, and high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. Along with the movement of the relative positions of the light beam and the workpiece, the material is finally formed into a kerf, so that the aim of cutting is achieved.

The laser cutting machine needs to limit the relative positions of the workpiece and the light beam emitting device before cutting operation is carried out, so that the stability and the cutting precision of laser cutting are ensured.

The inventor of the present application found that the above-mentioned technique has at least the following technical problems in the process of clamping a laser cutting workpiece:

the existing laser cutting machine workpiece is clamped manually, so that the clamping efficiency is low; in addition, the quick switching capability of the clamping block is required to be ensured in the clamping process, the clamping block can be better adapted to different sizes of workpieces, and the compatibility is improved.

Disclosure of Invention

The utility model mainly aims to provide a workpiece clamping device for a laser cutting machine, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a workpiece clamping device for a laser cutting machine, comprising: an upper fixing plate and a lower mounting seat, wherein a downward C-shaped block is arranged below the lower mounting seat, the upper fixing plate and the lower mounting seat are of two groups of mutually perpendicular structures,

the clamping assembly comprises two groups, namely a fixed group and a movable fixed group, and the workpiece to be cut is placed on the fixed block, and the movable fixed block is moved to the surface of the workpiece and clamped by the driving mechanism, so that the clamping operation of the workpiece is realized.

Preferably, the fixing set comprises a lower clamping plate, a lower fixing seat is arranged at the upper end of the lower mounting seat, and a U-shaped clamping groove is formed in the middle of the lower fixing seat.

Preferably, the lower clamping plate is clamped and installed in a clamping groove of the lower fixing seat, threaded holes are formed in two sides of the clamping groove, and the position of the lower clamping plate is limited by installing bolts in the threaded holes.

Preferably, the movable fixing group comprises an upper clamping plate and a driving mechanism, the driving mechanism comprises a clamping cylinder, and a triangular fixing plate is arranged at the upper end of the upper fixing plate through a bolt.

Preferably, the driving mechanism comprises a clamping cylinder, the side surface of the triangular fixing plate is fixedly provided with the clamping cylinder, the lower end of the clamping cylinder is telescopically provided with a push rod, and the lower part of the push rod is fixedly provided with a push plate.

Preferably, the push plate middle part is provided with a plurality of groups of spliced eyes, the spliced eyes are round hole structure, the punch holder upper end is provided with the spliced pin, the spliced pin is pegged graft and is installed at the spliced eye, is limited the position of spliced pin in the spliced eye through the bolt in addition, realizes limiting the position of punch holder in the push plate, punch holder below middle part is provided with the joint groove.

Preferably, the clamping groove is a C-shaped groove, and the lower clamping plate is of a C-shaped groove structure and is matched with the lower clamping plate through the clamping groove to clamp the workpiece.

Preferably, guiding mechanisms are arranged on two sides above the upper fixing plate and comprise guiding rods, the guiding rods are fixedly mounted on the upper fixing plate through supports, side fixing rods are mounted on the outer sides of the guiding rods in a sliding mode, two groups of side fixing rods are arranged on the outer sides of the pushing plate, the two sides of the pushing plate are fixedly connected through the side fixing rods, guiding of moving clamping actions of the upper clamping plate is achieved, moving precision and stability of the clamping actions are improved, accordingly, the precision of subsequent laser cutting is improved, and machining precision of equipment is improved.

Compared with the prior art, the utility model has the following beneficial effects:

1. the workpiece to be cut is placed on the fixed block, and then the movable fixed block is moved to the surface of the workpiece through the driving mechanism and clamped, so that the clamping operation of the workpiece is realized;

2. the push pedal outside is provided with two sets of side dead levers, and the guide bar outside sideslip is installed the side dead lever, carries out fixed connection with the push pedal both sides through the side dead lever, realizes carrying out the direction that removes to the punch holder clamping action, promotes the precision and the stability that clamp action removed to promote the precision of follow-up laser cutting, the machining precision of lifting means.

Drawings

FIG. 1 is an overall construction diagram of a workpiece clamping device for a laser cutting machine according to the present utility model;

FIG. 2 is a top view of a workpiece clamping device for a laser cutting machine according to the present utility model;

FIG. 3 is a side view of a work clamping device for a laser cutting machine according to the present utility model;

FIG. 4 is a side view of the pusher plate and upper clamping plate of the workpiece clamping device for a laser cutting machine according to the present utility model;

fig. 5 is a block diagram of a push plate in a workpiece clamping device for a laser cutting machine according to the present utility model.

In the figure: 1. an upper fixing plate; 2. a lower mounting seat; 3. a clamping cylinder; 4. a push plate; 5. an upper clamping plate; 6. a lower fixing seat; 7. a lower clamping plate; 8. a push rod; 9. a triangular fixing plate; 10. a side fixing rod; 11. a guide rod; 12. a plug pin; 13. a clamping groove; 14. and a plug hole.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Example 1

Referring to fig. 1, a workpiece clamping device for a laser cutting machine includes:

an upper fixing plate 1 and a lower mounting seat 2, a downward C-shaped block is arranged below the lower mounting seat 2, the upper fixing plate 1 and the lower mounting seat 2 are of two groups of mutually perpendicular structures,

the clamping assembly comprises two groups, namely a fixed group and a movable group, the workpiece to be cut is placed on the fixed block, the movable block is moved to the surface of the workpiece and clamped by the driving mechanism, the clamping operation of the workpiece is realized,

the fixed group comprises a lower clamping plate 7, a lower fixing seat 6 is arranged at the upper end of the lower mounting seat 2, a U-shaped clamping groove is arranged in the middle of the lower fixing seat 6, the lower clamping plate 7 is clamped and mounted in the clamping groove of the lower fixing seat 6, threaded holes are arranged on two sides of the clamping groove, the position of the lower clamping plate 7 is limited by mounting bolts in the threaded holes, the lower clamping plate 7 is of a C-shaped groove structure,

the movable fixing group comprises an upper clamping plate 5 and a driving mechanism, the driving mechanism comprises a clamping cylinder 3, a triangular fixing plate 9 is arranged at the upper end of the upper fixing plate 1 through a bolt, the clamping cylinder 3 is fixedly arranged on the side face of the triangular fixing plate 9, a push rod 8 is telescopically arranged at the lower end of the clamping cylinder 3, a push plate 4 is fixedly arranged below the push rod 8, a plurality of groups of inserting holes 14 are formed in the middle of the push plate 4, the inserting holes 14 are of round hole structures, inserting pins 12 are arranged at the upper end of the upper clamping plate 5, the inserting pins 12 are inserted and arranged in the inserting holes 14, in addition, the position of the inserting pins 12 in the inserting holes 14 is limited through the bolt, the position of the upper clamping plate 5 in the push plate 4 is limited, a clamping groove 13 is formed in the middle of the lower side of the upper clamping plate 5, and the clamping groove 13 is a C-shaped groove, and the clamping of a workpiece is realized through the cooperation of the clamping groove 13 and the lower clamping plate 7.

Example 2

Referring to fig. 1 to 3, a workpiece holding apparatus for a laser cutting machine includes:

the movable fixing group comprises an upper clamping plate 5 and a driving mechanism, the driving mechanism comprises a clamping cylinder 3, the upper end of the upper fixing plate 1 is provided with a triangular fixing plate 9 through a bolt, the side surface of the triangular fixing plate 9 is fixedly provided with the clamping cylinder 3, the lower end of the clamping cylinder 3 is telescopically provided with a push rod 8, the lower part of the push rod 8 is fixedly provided with a push plate 4, the middle part of the push plate 4 is provided with a plurality of groups of inserting holes 14, the inserting holes 14 are of round hole structures, the upper end of the upper clamping plate 5 is provided with inserting pins 12, the inserting pins 12 are inserted and installed in the inserting holes 14, in addition, the position of the inserting pins 12 in the inserting holes 14 is limited through the bolt, the position of the upper clamping plate 5 in the push plate 4 is limited, the middle part of the lower part of the upper clamping plate 5 is provided with a clamping groove 13, the clamping groove 13 is a C-shaped groove, the clamping of a workpiece is clamped through the cooperation of the clamping groove 13 and the lower clamping plate 7,

as shown in fig. 4-5, the guiding mechanism is arranged at two sides above the upper fixing plate 1 and comprises guiding rods 11, the upper fixing plate 1 is fixedly provided with the guiding rods 11 through a bracket, two groups of side fixing rods 10 are arranged at the outer side of the push plate 4, the guiding rods 11 are in sliding connection with the side fixing rods 10, the two sides of the push plate 4 are fixedly connected through the side fixing rods 10, the guiding of moving the clamping action of the upper clamping plate 5 is realized, the moving precision and stability of the clamping action are improved, the subsequent laser cutting precision is improved, and the machining precision of equipment is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Work piece clamping device for laser cutting machine, characterized by comprising:

the lower fixing plate (1) and the lower mounting seat (2) are downward C-shaped blocks below the lower mounting seat (2), and the upper fixing plate (1) and the lower mounting seat (2) are of two groups of mutually perpendicular structures;

the clamping assembly comprises two groups, namely a fixed group and a movable fixed group, and the workpiece to be cut is placed on the fixed block, and the movable fixed block is moved to the surface of the workpiece and clamped by the driving mechanism.

2. The workpiece clamping device for a laser cutting machine according to claim 1, wherein: the fixing and fixing set comprises a lower clamping plate (7), a lower fixing seat (6) is arranged at the upper end of the lower mounting seat (2), and a U-shaped clamping groove is formed in the middle of the lower fixing seat (6).

3. The workpiece clamping device for a laser cutting machine according to claim 2, wherein: the lower clamping plate (7) is clamped and installed in the clamping groove of the lower fixing seat (6), threaded holes are formed in two sides of the clamping groove, and the position of the lower clamping plate (7) is limited by installing bolts in the threaded holes.

4. A workpiece clamping device for a laser cutting machine as defined in claim 3, wherein: the movable fixing group comprises an upper clamping plate (5) and a driving mechanism, the driving mechanism comprises a clamping cylinder (3), and a triangular fixing plate (9) is arranged at the upper end of the upper fixing plate (1) through bolts.

5. The workpiece clamping device for a laser cutting machine according to claim 4, wherein: the driving mechanism comprises a clamping cylinder (3), the side surface of the triangular fixing plate (9) is fixedly provided with the clamping cylinder (3), the lower end of the clamping cylinder (3) is telescopically provided with a push rod (8), and the lower part of the push rod (8) is fixedly provided with a push plate (4).

6. The workpiece clamping device for a laser cutting machine according to claim 5, wherein: the push plate (4) middle part is provided with a plurality of groups of spliced eyes (14), spliced eyes (14) are round hole structure, punch holder (5) upper end is provided with spliced pin (12), spliced pin (12) are pegged graft and are installed in spliced eyes (14), are limited spliced pin (12) position in spliced eyes (14) through the bolt in addition, realize limiting punch holder (5) position in push plate (4), punch holder (5) below middle part is provided with joint groove (13).

7. The workpiece clamping device for a laser cutting machine according to claim 6, wherein: the clamping groove (13) is a C-shaped groove, and the lower clamping plate (7) is of a C-shaped groove structure, and the clamping of a workpiece is realized through the cooperation of the clamping groove (13) and the lower clamping plate (7).

8. The workpiece clamping device for a laser cutting machine according to claim 5, wherein: the guide mechanism is arranged on two sides above the upper fixing plate (1), the guide mechanism comprises guide rods (11), the guide rods (11) are fixedly arranged on the upper fixing plate (1) through brackets, side fixing rods (10) are slidably arranged on the outer sides of the guide rods (11), two groups of side fixing rods (10) are arranged on the outer sides of the push plate (4), and two sides of the push plate (4) are fixedly connected through the side fixing rods (10).