CN218801493U

CN218801493U - Multifunctional clamp for workpiece machining

Info

Publication number: CN218801493U
Application number: CN202222484917.6U
Authority: CN
Inventors: 周春波; 侯峥; 王蕊蕊
Original assignee: Tianjin Zhongcheng Kexin Transmission Technology Co ltd
Current assignee: Tianjin Zhongcheng Kexin Transmission Technology Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-04-07
Anticipated expiration: 2032-09-20

Abstract

The utility model belongs to the technical field of workpiece clamps, in particular to a multifunctional clamp for workpiece processing, which comprises a clamp bracket, a lower clamp frame and an upper clamp frame, wherein a plurality of telescopic rods are fixedly arranged on the inner side wall of the upper clamp frame, the end parts of the telescopic rods are hinged with compression roller sets which can be attached to the outer wall of a pipeline, a friction belt is wound on two adjacent winding machines, the friction belt penetrates through the telescopic rods and is pressed and attached to the outer wall of the pipeline by the two adjacent compression roller sets; through setting up the multiunit telescopic link to can adapt to pipeline surface curvature compression roller group in the tip setting of telescopic link, compression roller group laminates pipeline surface back, can with the friction zone sticis at the pipeline surface, thereby the distance internal friction area between two telescopic links all can with pipeline in close contact with, according to this increase and the area of contact of pipeline, thereby can increase the resistance between anchor clamps and the pipeline, guarantee the stability of pipeline in carrying out the course of working.

Description

Multifunctional clamp for workpiece machining

Technical Field

The utility model belongs to the technical field of the work piece holder, concretely relates to multifunctional clamp for work piece processing.

Background

Steel pipes are steel with a hollow cross section whose length is much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the cross section shape, and is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality, the steel pipe all needs to be fixed with the steel pipe in advance to pipe cutting etc. need be polished in the production and processing process, and the anchor clamps that generally adopt fixed model are fixed to pipe to reach stable location effect.

The steel pipe clamp with the publication number of (CN 215470611U) clamps a steel pipe in four directions to achieve a fixing effect, and then the contact surface between the clamp and the pipe is relatively small in the clamping mode, so that the friction force between the clamp and the pipe is relatively small, and the pipe possibly slips in a machining process with large stress, and the machining accuracy is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multifunctional clamp for work piece processing to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-function clamp for workpiece processing, comprising: the clamp bracket is fixed on the working table surface; the lower clamp frame is fixedly arranged at the top of the clamp bracket and is positioned below the pipeline; the upper clamp frame is fixedly arranged at the top of the lower clamp frame and is positioned above the pipeline; the fixed a plurality of telescopic links that are equipped with on the inside wall of going up anchor clamps frame, the articulated compression roller group that installs of tip of telescopic link can laminate at the pipeline outer wall, it corresponds every on the lateral wall of anchor clamps frame telescopic link department all fixes and is equipped with the rolling machine, adjacent two it has a friction band to coil on the rolling machine, the friction band runs through the telescopic link is by adjacent two the laminating is pressed on the pipeline outer wall to the compression roller group.

Preferably, two telescopic links are used as one group, the telescopic links are arranged into more than two groups, and the front end of each group of telescopic links is provided with one friction belt.

Preferably, the compression roller group comprises a wheel support and compression rollers, the first end of the wheel support is hinged to the end of the telescopic rod, and the second end of the wheel support is rotatably provided with two compression rollers.

Preferably, the press roll is provided with a press roll groove, and the friction belt is positioned on the inner side of the press roll groove.

Preferably, friction particles are fixedly arranged on one side face, attached to the pipeline, of the friction belt, and the friction particles are uniformly distributed on the surface of the friction belt.

Preferably, the lower clamp frame is V-shaped, and the angle of the lower clamp frame is 60-90 degrees.

Preferably, the lower clamp frame and the upper clamp frame are fixed through bolts in a threaded mode.

Preferably, the cross section of the upper jig frame is provided in a circular arc shape or a polygonal shape.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up the multiunit telescopic link to can adapt to pipeline surface curvature compression roller group in the tip setting of telescopic link, compression roller group laminating behind the pipeline surface, can with the friction band sticis at the pipeline surface, thereby the distance internal friction area between two telescopic links all can with pipeline in close contact with, increase according to this the area of contact with the pipeline, thereby can increase the resistance between anchor clamps and the pipeline, guarantee the stability of pipeline in carrying out the course of working.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of another embodiment of the present invention;

FIG. 3 is a schematic structural view of the middle pressure roller set and the friction belt of the present invention;

fig. 4 is a schematic view of the enlarged structure of the friction belt of the present invention.

In the figure: 1. a clamp bracket; 2. a lower clamp frame; 3. an upper clamp frame; 4. a telescopic rod; 5. a compression roller set; 51. a wheel support; 52. pressing rollers; 521. pressing a roller groove; 6. a friction belt; 61. rubbing the particles; 7. and (7) a winding machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a multifunctional clamp for workpiece machining comprises a clamp support 1, a lower clamp frame 2, an upper clamp frame 3, an expansion rod 4, a compression roller set 5, a friction belt 6 and a winding machine 7.

Wherein, anchor clamps support 1 is fixed on table surface, and lower anchor clamps frame 2 fixed mounting is at the top of anchor clamps support 1 and is located the below of pipeline, and upper clamp frame 3 fixed mounting is at the top of lower anchor clamps frame 2 to be located the top of pipeline.

In a specific embodiment, the fixture support 1, the lower fixture frame 2 and the upper fixture frame 3 are formed by bending stainless steel plates, the fixture support 1 is fixed on the plane of the workbench in a welding or threaded manner, the lower fixture frame 2 is bent to be in a V shape with an angle of 60-90 degrees, two ends of the lower fixture frame are welded to the top end of the fixture support 1, the V-shaped groove at the lower end of the lower fixture frame is used for supporting a pipeline, the cross section of the upper fixture frame 3 is set to be in a circular arc shape or a polygon shape, bolts are installed at two ends of the upper fixture frame 3, and the corresponding bolts are fixed at two ends of the upper portion of the lower fixture frame 2.

Further, a plurality of telescopic rods 4 are fixedly arranged on the inner side wall of the upper clamp frame 3, and the end parts of the telescopic rods 4 are hinged to press roll sets 5 which can be attached to the outer wall of the pipeline.

In a specific embodiment, the telescopic rod 4 is an electric or pneumatic driven telescopic rod, before the pipeline is placed, the telescopic rod 4 is in a contraction state, and after the pipeline is placed in a V-shaped groove of the lower clamp frame 2, the compression roller set 5 is driven to move towards the surface of the pipeline in an electric or pneumatic mode until the pipeline is pressed on the surface of the pipeline.

Further, it is equipped with rolling machine 7 all to fix corresponding every telescopic link 4 department on the lateral wall of last anchor clamps frame 3, and it has a friction band 6 to wind on two adjacent rolling machines 7, and friction band 6 runs through telescopic link 4 and is pressed the laminating on the pipeline outer wall by two adjacent compression roller set 5.

Specifically, rolling machine 7 adopts motor drive to change the roller with friction band 6 rolling on changeing the roller with electric mode, and the both ends of friction band 6 are rolled respectively on two adjacent rolling machines 7, and friction band 6 passes two compression roller sets 5, is pressed by compression roller set 5 and pastes the outer wall of pipeline on, the area of contact of increase and pipeline to can increase the resistance between anchor clamps and the pipeline, guarantee the stability of pipeline in carrying out the course of working.

In the preferred embodiment, use two telescopic links 4 as a set of, telescopic link 4 sets up to more than two sets of, and the front end of every telescopic link 4 of group is equipped with a friction area 6, and like this, the distance internal friction area 6 between two telescopic links 4 all can with pipeline in close contact with, and is strong to the controllability of pipeline, avoids the pipeline to rotate in the course of working.

In a specific embodiment, the pressing roller set 5 includes a wheel bracket 51 and a pressing roller 52, a first end of the wheel bracket 51 is arranged to be hinged to an end of the telescopic rod 4, a second end of the wheel bracket 51 is rotatably mounted with two pressing rollers 52, a pressing roller groove 521 is formed in the pressing roller 52, the friction belt 6 is located inside the pressing roller groove 521, when the pipe is used, the telescopic rod 4 drives the wheel bracket 51 to move towards the direction of the pipe, one of the pressing rollers 52 is attached to the surface of the pipe in advance, then the wheel bracket 51 and the end of the telescopic rod 4 rotate by a certain angle to enable both the pressing rollers 52 to be attached to the surface of the pipe, the friction belt 6 is limited in the pressing roller groove 521, and the pressing roller 52 presses the friction belt 6 to enable the friction belt 6 to be attached to the surface of the pipe.

In specific embodiment, fixed friction granule 61 that is equipped with on the side of friction area 6 and pipeline laminating, friction granule 61 evenly distributed is on the surface of friction area 6, and friction area 6 adopts the compound area of rubber nylon fibre, can make friction area 6 have stronger tensile ability, can guarantee stable with the laminating of pipeline, and friction granule 61 protrusion is in friction area 6 surfaces, for the rubber material, can elastic deformation when with the pipeline contact, increase and the pipeline between the frictional force.

The utility model discloses a theory of operation and use flow: when the pipeline cutting machine is used, a pipeline is placed in a V-shaped groove of a lower clamp frame 2, an upper clamp frame 3 is installed at the top of the lower clamp frame 2, or the upper clamp frame 3 is installed in advance, the pipeline enters the V-shaped groove of the lower clamp frame 2 from the side, before the pipeline is placed, an expansion rod 4 is in a contraction state, after the pipeline is placed in the V-shaped groove of the lower clamp frame 2, a roller group 5 is driven to move towards the surface of the pipeline in an electric or pneumatic mode, the expansion rod 4 drives a roller bracket 51 to move towards the direction of the pipeline, one of the compression rollers 52 is attached to the surface of the pipeline in advance, then the roller bracket 51 rotates with the end of the expansion rod 4 for a certain angle, two compression rollers 52 are attached to the surface of the pipeline, the friction belt 6 is limited in a compression roller groove 521, the compression rollers 52 press the friction belt 6, the friction belt 6 is attached to the surface of the pipeline in an clinging mode, the friction belt 6 can be in close contact with the pipeline in the distance between the two expansion rods 4, the pipeline is strong controllability of the pipeline, the pipeline is avoided from rotating in the machining process, and stability of the pipeline in the machining process is guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-function clamp for workpiece processing, comprising:

the clamp bracket (1) is fixed on the working table surface;

the lower clamp frame (2) is fixedly arranged at the top of the clamp bracket (1) and is positioned below the pipeline;

the upper clamp frame (3) is fixedly arranged at the top of the lower clamp frame (2) and is positioned above the pipeline;

wherein, it is equipped with a plurality of telescopic links (4) to fix on the inside wall of going up anchor clamps frame (3), the articulated compression roller group (5) that install of tip that can laminate at the pipeline outer wall of telescopic link (4), it corresponds every on the lateral wall of anchor clamps frame (3) to go up telescopic link (4) department all fixed rolling machine (7) that are equipped with, adjacent two it has one friction band (6) to coil on rolling machine (7), friction band (6) run through telescopic link (4) and by adjacent two the laminating is pressed on the pipeline outer wall in compression roller group (5).

2. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the two telescopic rods (4) are a group, the telescopic rods (4) are arranged into more than two groups, and the front end of each telescopic rod (4) is provided with one friction belt (6).

3. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the compression roller set (5) comprises a wheel support (51) and compression rollers (52), the first end of the wheel support (51) is hinged to the end of the telescopic rod (4), and the second end of the wheel support (51) is rotatably provided with two compression rollers (52).

4. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the press roller (52) is provided with a press roller groove (521), and the friction belt (6) is positioned on the inner side of the press roller groove (521).

5. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the friction belt (6) is fixedly provided with friction particles (61) on one side face attached to the pipeline, and the friction particles (61) are uniformly distributed on the surface of the friction belt (6).

6. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the lower clamp frame (2) is arranged in a V shape, and the angle of the lower clamp frame (2) ranges from 60 degrees to 90 degrees.

7. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the lower clamp frame (2) and the upper clamp frame (3) are fixed through bolt threads.

8. The multifunctional clamp for workpiece processing according to claim 1, characterized in that: the cross section of the upper clamp frame (3) is set to be circular arc or polygonal.