CN215787584U

CN215787584U - Clamp and high-strength steel laser cutting system

Info

Publication number: CN215787584U
Application number: CN202122391002.6U
Authority: CN
Inventors: 任晓琪; 郭燕; 韩孟杰
Original assignee: Majority Of Dongying Jinke Robot Co ltd
Current assignee: Majority Of Dongying Jinke Robot Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-11
Anticipated expiration: 2031-09-29

Abstract

The utility model provides a clamp and a high-strength steel laser cutting system, relates to the technical field of workpiece machining, and solves the technical problem of low workpiece machining efficiency caused by poor fixing effect of the clamp on a workpiece; the fixture comprises a base body, a positioning component, a supporting component and a pressing component, wherein the positioning component, the supporting component and the pressing component are positioned on the base body; the pressing assembly comprises a first driving device and a pressing arm which are connected, the pressing arm can move to a position where the pressing arm abuts against the supporting assembly under the driving of the first driving device, and then a workpiece is clamped and fixed between the pressing arm and the supporting assembly; according to the fixture, the workpiece is positioned in advance by the positioning assembly, the workpiece is stably clamped and fixed by the pressing assembly and the supporting assembly, the workpiece is prevented from moving, the fixing effect is good, and the cutting efficiency of the workpiece is further improved.

Description

Clamp and high-strength steel laser cutting system

Technical Field

The utility model relates to the technical field of workpiece processing, in particular to a clamp and a high-strength steel laser cutting system.

Background

After the workpiece is punched and formed into a semi-finished product, cutting operation is usually required, and some high-strength steel workpieces are usually fixed by using a clamp during cutting and cutting, so that the deviation of hole positions caused by workpiece deviation is prevented.

The applicant has found that the prior art has at least the following technical problems: the clamp in the prior art is complex in structure and poor in workpiece fixing effect, so that the cutting efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamp and a high-strength steel laser cutting system, which aim to solve the technical problem that the fixture has poor fixing effect on a workpiece in the prior art, so that the workpiece processing efficiency is low; the technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a clamp, which comprises a base body, and a positioning component, a supporting component and a pressing component which are positioned on the base body, wherein:

at least part of the positioning component is movably arranged in the vertical direction and is used for abutting against a workpiece which passes through the supporting component and positioning the position to be cut of the workpiece;

the pressing assembly comprises a first driving device and a pressing arm which are connected, the pressing arm can move to a position where the pressing arm abuts against the supporting assembly under the driving of the first driving device, and then the workpiece is clamped and fixed between the pressing arm and the supporting assembly.

Preferably, locating component sets up support component side, locating component includes second drive arrangement and pilot pin, the pilot pin is vertical to be arranged and to be connected second drive arrangement's output, the pilot pin can be in reciprocating motion in vertical direction under second drive arrangement's the drive.

Preferably, the positioning assembly further comprises a limiting part fixed on the second driving device, a limiting hole is formed in the limiting part, and the positioning pin penetrates through the limiting hole and is arranged at an interval with the inner wall of the limiting hole.

Preferably, the first driving means includes a swing cylinder and a swing arm, wherein: one end of the swinging arm is connected to the output end of the rotary cylinder, the other end of the swinging arm is fixedly connected with the pressure arm, and the swinging arm can drive the pressure arm to rotate under the driving of the first driving device so as to enable the pressure arm to move to a position abutting against the upper end of the support component;

or, the first driving device comprises a telescopic cylinder, the telescopic end of the telescopic cylinder is vertically arranged and is fixedly connected with the pressure arm, and the pressure arm moves in the vertical direction under the driving of the telescopic cylinder and then descends to a position where the upper end of the supporting component abuts against.

Preferably, the support assemblies include more than two groups, one group of the support assemblies and the press arm are matched to clamp and fix the workpiece, the other group of the support assemblies is used for supporting the middle of the bottom surface of the workpiece, and/or the other group of the support assemblies is used for abutting against two sides of the bottom of the workpiece.

Preferably, the support assemblies each comprise a support column and a support block, wherein:

the supporting blocks are fixed to the top ends of the supporting columns, all the supporting blocks are equal in height or unequal in height, the length direction of each supporting block extends along the X-axis direction, and/or the length direction of each supporting block extends along the Y-axis direction.

Preferably, the support assembly is provided with 2n groups on the seat body, wherein n is a positive integer; the positioning assemblies are arranged on two adjacent groups of the supporting assemblies and are symmetrically arranged relative to the positioning assemblies;

and a blocking piece for preventing the supporting component from contacting with the cutting device is fixed at the upper end of the supporting component.

Preferably, the clamp further comprises:

the position sensor is arranged on the seat body and used for detecting whether the workpiece exists on the supporting component or not;

and the control unit is electrically connected with the position sensor and the first driving device and is used for controlling the first driving device to start when receiving a position signal transmitted by the position sensor and enabling the first driving device to drive the pressure arm to move to a position abutting against the support component.

Preferably, the base body is provided with a fork frame for the fork arm of the mobile device to extend into.

The embodiment also provides a high-strength steel laser cutting system, which comprises a cutting device and the clamp, wherein the workpiece is clamped and fixed on the clamp.

Compared with the prior art, the clamp and the high-strength steel laser cutting system provided by the utility model have the following beneficial effects: the locating component penetrates through a workpiece placed on the supporting component, the workpiece to be cut can be located, the workpiece can be clamped and fixed by the pressing arm and the supporting component conveniently, the workpiece to be cut is prevented from falling to the upper side of the supporting component, the pressing arm is driven by the first driving device to move to a position where the upper surface of the supporting component abuts against, the workpiece can be stably clamped and fixed between the pressing arm and the supporting component, the workpiece is prevented from moving, the fixing effect is good, the workpiece is cut by the cutting device conveniently, and the cutting efficiency of the workpiece are further improved.

This high strength steel laser cutting system is owing to possess above-mentioned anchor clamps, can stably fix the work piece, and the cutting device of being convenient for improves cutting efficiency to the work piece cutting of fixing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall construction of a clamp;

FIG. 2 is a schematic view of the overall structure of the fixture in cooperation with a workpiece;

FIG. 3 is an elevation view of the clamp engaged with a workpiece;

fig. 4 is a schematic cross-sectional view at B-B in fig. 3.

100, workpiece in the figure; 1. a base body; 2. a positioning assembly; 21. a positioning pin; 22. a second driving device; 23. a limiting member; 231. a limiting hole; 3. pressing the assembly; 31. a rotary cylinder; 32. a swing arm; 33. pressing the arm; 4. a support assembly; 401. a support block; 402. a support pillar; 41. a first support assembly; 42. a second support assembly; 43. a third support assembly; 5. a fork; 6. a position sensor; 7. an electrical box; 8. a baffle plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a clamp capable of stably clamping and fixing a workpiece and a high-strength steel laser cutting system.

The technical solution provided by the present invention is explained in more detail below with reference to fig. 1 to 4.

Example one

As shown in fig. 1-4, the present embodiment provides a fixture, which includes a base 1, and a positioning assembly 2, a supporting assembly 4, and a pressing assembly 3, which are located on the base 1, wherein: an at least partially vertically movable arrangement of the positioning assembly 2 for abutting against or passing through the workpiece 100 placed on the support assembly 4 and positioning the position to be cut of the workpiece 100; the pressing component 3 comprises a first driving device and a pressing arm 33 which are connected, the pressing arm 33 can move to a position where the pressing arm abuts against the supporting component 4 under the driving of the first driving device, and then the workpiece 100 is clamped and fixed between the pressing arm 33 and the supporting component 4.

The positioning assembly 2 can position the workpiece 100 by abutting against the lower part of the workpiece 100 or penetrating through the workpiece 100.

In the clamp of the embodiment, the workpiece 100 is placed on the supporting component 4, when the positioning component 2 penetrates through the workpiece 100 placed on the supporting component 4, the position to be cut of the workpiece 100 can be positioned, so that the pressing arm 33 and the supporting component 4 can clamp and fix the workpiece 100 conveniently, the position to be cut is prevented from falling above the supporting component 4, the pressing arm 33 is driven by the first driving device to move to a position abutting against the upper surface of the supporting component 4, the workpiece 100 can be stably clamped and fixed between the pressing arm 33 and the supporting component 4, the workpiece 100 is prevented from moving, the fixing effect is good, the cutting device can cut the workpiece conveniently, and the cutting efficiency of the workpiece 100 is further improved; the clamp is particularly suitable for laser cutting of high-strength steel, and before laser cutting, a workpiece is fixed by the clamp, so that the workpiece is prevented from shifting in the laser cutting process.

As an alternative embodiment, referring to fig. 1, the positioning assembly 2 of this embodiment is disposed beside the supporting assembly 4, the positioning assembly 2 includes a second driving device 22 and a positioning pin 21, the driving device is a telescopic cylinder, referring to fig. 1, the positioning pin 21 is vertically disposed and connected to an output end of the telescopic cylinder serving as the second driving device 22, and the positioning pin 21 can reciprocate in a vertical direction under the driving of the second driving device 22.

When the workpiece 100 is formed by stamping, it usually includes more than two connected semi-finished workpieces 100, and the workpieces 100 need to be cut into pieces in subsequent processes. Referring to fig. 2, the two workpieces 100 shown in fig. 2 are cut workpieces 100. The positioning pin 21 may abut against or pass through a portion to be cut separately between two workpieces 100.

The telescopic cylinder drives the positioning needle 21 to vertically move, and the device is simple in structure and convenient to use.

As an optional embodiment, the positioning assembly 2 further includes a limiting member 23 fixed on the second driving device 22, a limiting hole 231 is disposed on the limiting member 23, and the positioning pin 21 passes through the limiting hole 231 and is spaced apart from an inner wall of the limiting hole 231.

The positioning pin 21 passes through the limiting hole 231 and is guaranteed to move in the vertical direction under the limitation of the inner wall of the limiting hole 231, and the positioning pin 21 is prevented from deviating.

In the present embodiment, a specific implementation of the hold-down assembly 3 is provided, and referring to fig. 1 and 2, the first driving device in the present embodiment includes a revolving cylinder 31 and a swing arm 32, wherein: one end of the swing arm 32 is connected to the output end of the revolving cylinder 31, the other end of the swing arm 32 is fixedly connected to the pressing arm 33, and the swing arm 32 can drive the pressing arm 33 to rotate under the driving of the first driving device, so that the pressing arm 33 moves to a position abutting against the upper end of the support assembly 4.

The rotary cylinder 31 is a mature technology in the art, and the structure thereof is not described herein, the output end of the rotary cylinder 31 rotates to drive the swing arm 32 and the pressing arm 33 to rotate synchronously, as shown in fig. 1 and 2, the pressing arm 33 can move to a position abutting against the upper surface of the supporting component 4, so as to clamp and fix the workpiece 100 on the supporting component 4. When the workpiece 100 needs to be taken down, the swing arm 32 and the press arm 33 are driven by the rotary air cylinder 31 to rotate reversely, so that the press arm is separated from the surface of the support component 4, and the workpiece 100 can be taken down from the support component 4.

Preferably, the seat body 1 is further provided with a pushing assembly, and the pushing assembly is used for separating the pushing workpiece 100 from the supporting assembly 4. The pushing assembly comprises a telescopic cylinder, the telescopic cylinder is vertically arranged, a pushing block can be fixed at the output end of the telescopic cylinder, and the pushing block can push the workpiece 100 down from the supporting assembly 4.

In the present embodiment, another specific implementation of the pressing component 3 is provided, which is not shown in the drawings. In this embodiment, first drive arrangement includes telescopic cylinder, telescopic cylinder's flexible end vertical arrangement and with pressure arm 33 fixed connection, pressure arm 33 moves in vertical direction under telescopic cylinder's drive, and then descends to the position of leaning on with supporting component 4 upper end counterbalance. At this time, the vertical movement of the platen can also clamp and fix the workpiece 100 in cooperation with the support member 4.

As an alternative embodiment, referring to fig. 1, 3 and 4, the support members 4 include more than two sets, wherein one set of support members 4 cooperates with the press arm 33 to clamp and fix the workpiece 100, another set of support members 4 holds the middle of the bottom surface of the workpiece 100, and/or another set of support members 4 abuts against two sides of the bottom of the workpiece 100.

Referring to fig. 1, 3 and 4, the support assembly 4 of the present embodiment includes a first support assembly 41, a second support assembly 42 and a third support assembly 43, the first support assembly 41 cooperates with the press arm 33 to clamp and fix the workpiece 100, as shown in fig. 3 and 4, the second support assembly 42 abuts against two sides of the bottom of the workpiece 100, and the third support assembly 43 supports the middle of the bottom surface of the workpiece 100; the support assembly 4 can support the workpiece 100 at multiple points and positions with respect to the workpiece 100, and prevent the workpiece 100 from being displaced, thereby achieving a good fixing effect.

As an alternative embodiment, with reference to fig. 1, the support assemblies 4 each comprise a support column 402 and a support block 401, wherein: the supporting blocks 401 are fixed at the top ends of the supporting columns 402, all the supporting blocks 401 are equal in height or unequal in height, and all the supporting blocks 401 are equal in height for the workpiece 100 with a flat bottom; for workpieces 100 with uneven bottoms, the supporting blocks 401 are not equal in height, and the height of the supporting blocks 401 is matched with the contour height of the workpieces 100 supported by the supporting blocks 401 correspondingly. Referring to fig. 1, 3 and 4, in the present embodiment, the length direction of the support block 401 on the second support member 42 extends along the X-axis direction, and the length direction of the support block 401 on the first support member 41 extends along the Y-axis direction. This can restrict the displacement of the workpiece 100 in different directions, and the supporting and fixing effects are better.

Since the workpiece 100 is usually formed by two or more connected semi-finished workpieces 100 after stamping, the workpieces 100 need to be cut and separated from each other in subsequent processes. Therefore, the support assembly 4 is provided with 2n groups on the seat body 1, wherein n is a positive integer; in this embodiment, 2 sets of supporting components 4 are disposed on the base body 1, each set of supporting components 4 includes the first supporting component 41, the second supporting component 42 and the third supporting component 43, and two adjacent sets of supporting components 4 are disposed with the positioning components 2 and are symmetrically disposed about the positioning components 2, as shown in fig. 1. Thus, two or more workpieces 100 can be clamped and fixed simultaneously by one clamp, and the two or more workpieces 100 can be cut simultaneously, so that the cutting efficiency is improved, and the workpieces 100 can be cut after the cutting process is finished.

Referring to fig. 1, a stop 8 for preventing the support assembly 4 from contacting the cutting device is fixed to the upper end of the support assembly 4 to prevent the cutting device from punching holes in the support assembly 4.

As an optional embodiment, the clamp further comprises: the position sensor 6 is arranged on the seat body 1 and used for detecting whether the workpiece 100 exists on the supporting component 4; and the control unit is electrically connected with the position sensor 6 and the first driving device and is used for controlling the first driving device to start when receiving a position signal transmitted by the position sensor 6 and enabling the first driving device to drive the pressing arm 33 to move to a position abutting against the support component 4.

The position sensor 6 may be an infrared sensor in the prior art, and the control unit may be a single chip microcomputer or the like, which is not described herein. Electrical components such as a single chip microcomputer and the like are placed in the electrical box 7.

When the position sensor 6 detects that the workpiece 100 is in place, a signal is sent to the control unit, and the control unit receives the signal that the workpiece 100 is in place, controls the first driving device to drive the pressing arm 33 to move to a position where the pressing arm abuts against the supporting component 4, and clamps and fixes the workpiece 100. On the contrary, the control unit controls the first driving device to drive the pressing arm 33 to move away from the supporting set, so that the operator can take down the workpiece 100.

As an alternative embodiment, referring to fig. 1, the base 1 is provided with a fork 5 for receiving a fork arm of the moving device to facilitate the movement of the clamp.

Example two

The embodiment provides a high-strength steel laser cutting system, which comprises a cutting device and the clamp, wherein a workpiece 100 is clamped and fixed on the clamp.

This high strength steel laser cutting system is owing to possess above-mentioned anchor clamps, can stably fix work piece 100, and the cutting device of being convenient for is to the work piece 100 cutting of fixing, improves cutting efficiency, cutting efficiency.

The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The fixture is characterized by comprising a base body (1), and a positioning component (2), a supporting component (4) and a pressing component (3) which are positioned on the base body (1), wherein:

at least part of the positioning component (2) is movably arranged in the vertical direction and is used for abutting against or penetrating through a workpiece (100) placed on the supporting component (4) and positioning the position to be cut of the workpiece (100);

the pressing component (3) comprises a first driving device and a pressing arm (33) which are connected, the pressing arm (33) can move to a position where the pressing arm abuts against the supporting component (4) under the driving of the first driving device, and then the workpiece (100) is clamped and fixed between the pressing arm (33) and the supporting component (4).

2. The clamp according to claim 1, characterized in that the positioning assembly (2) is arranged beside the support assembly (4), the positioning assembly (2) comprises a second driving device (22) and a positioning pin (21), the positioning pin (21) is vertically arranged and connected at the output end of the second driving device (22), and the positioning pin (21) can reciprocate in the vertical direction under the driving of the second driving device (22).

3. The clamp according to claim 2, wherein the positioning assembly (2) further comprises a limiting member (23) fixed on the second driving device (22), a limiting hole (231) is formed in the limiting member (23), and the positioning pin (21) passes through the limiting hole (231) and is spaced apart from the inner wall of the limiting hole (231).

4. Clamp according to claim 1, wherein said first driving means comprise a revolving cylinder (31) and a swing arm (32), wherein: one end of the swing arm (32) is connected to the output end of the rotary cylinder (31), the other end of the swing arm (32) is fixedly connected with the pressure arm (33), and the swing arm (32) can drive the pressure arm (33) to rotate under the drive of the first driving device, so that the pressure arm (33) moves to a position abutting against the upper end of the support component (4);

or the first driving device comprises a telescopic cylinder, the telescopic end of the telescopic cylinder is vertically arranged and is fixedly connected with the pressure arm (33), and the pressure arm (33) moves in the vertical direction under the driving of the telescopic cylinder and then descends to a position where the upper end of the supporting component (4) abuts against.

5. The clamp according to claim 1, characterized in that the support members (4) comprise more than two groups, wherein one group of the support members (4) is matched with the pressure arm (33) to clamp and fix the workpiece (100), the other group of the support members (4) is used for supporting the middle of the bottom surface of the workpiece (100), and/or the other group of the support members (4) is used for abutting against two sides of the bottom of the workpiece (100).

6. The clamp according to claim 1 or 5, characterized in that the support assemblies (4) each comprise a support column (402) and a support block (401), wherein:

the supporting blocks (401) are fixed at the top ends of the supporting columns (402), all the supporting blocks (401) are equal in height or different in height, the length direction of each supporting block (401) extends along the X-axis direction, and/or the length direction of each supporting block (401) extends along the Y-axis direction.

7. The clamp according to claim 5, characterized in that said supporting elements (4) are provided on said seat (1) in 2n groups, where n is a positive integer; the positioning assemblies (2) are arranged on two adjacent groups of the supporting assemblies (4) and are symmetrically arranged relative to the positioning assemblies (2);

a baffle plate (8) for preventing the supporting component (4) from contacting with the cutting device is fixed at the upper end of the supporting component (4).

8. The clamp of claim 1, further comprising:

the position sensor (6) is arranged on the seat body (1) and used for detecting whether the workpiece (100) exists on the supporting component (4);

and the control unit is electrically connected with the position sensor (6) and the first driving device and is used for controlling the first driving device to start when receiving a position signal transmitted by the position sensor (6) and enabling the first driving device to drive the pressure arm (33) to move to a position abutting against the support component (4).

9. A clamp as claimed in claim 1, characterized in that the body (1) is provided with a fork (5) for the arms of the mobile device to extend into.

10. A high strength steel laser cutting system, comprising a cutting device and a clamp according to any one of claims 1 to 9, wherein the workpiece (100) is clamped and fixed to the clamp.