CN110639971A

CN110639971A - Multi-specification double-sided-use quick-replaceable holding clamp

Info

Publication number: CN110639971A
Application number: CN201910791298.5A
Authority: CN
Inventors: 王定锋; 王定朝; 王朝净; 王树卜; 姬育军; 姬武军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-01-03

Abstract

The invention discloses a multi-specification double-sided usable and quick replaceable holding clamp, which comprises a copper pipe to be stretched, wherein a detachable left holding clamp is arranged on one side of the copper pipe to be stretched, a detachable right holding clamp is arranged on the other side of the copper pipe to be stretched, opposite grooves I are formed in opposite surfaces of the left holding clamp and the right holding clamp, and corresponding grooves II are formed in opposite surfaces of the left holding clamp and the right holding clamp respectively, the multi-specification double-sided usable and quick replaceable holding clamp has a simple integral structure and is convenient for a user to operate and use, the left holding clamp and the right holding clamp are arranged in a symmetrical structure, so that a product can be produced conveniently, and meanwhile, when the copper pipe to be stretched is stretched, a buffer effect can be achieved through a filling body fixed in the buffer plate I and the buffer plate II, the surface of the copper pipe to be stretched can be prevented from being scratched, and the yield of the stretching is ensured, the production cost is reduced.

Description

Multi-specification double-sided-use quick-replaceable holding clamp

Technical Field

The invention relates to the technical field of equipment for copper pipe drawing machines, in particular to a holding clamp which is multi-specification, double-sided and capable of being replaced quickly.

Background

The combined drawing machine is equipment for drawing copper pipes. Wrap up the copper pipe through embracing pincers, utilize the frictional force between embracing pincers and the copper pipe to convert the drawing force into, make the diameter of copper pipe change, draw various different specifications through various drawing modes such as trip head drawing and change the mould to reach required diameter and wall thickness requirement.

The holding clamp in the prior art mostly adopts a single-side circular arc, the surface of a pipe fitting is easy to scrap integrally after scratches are formed on the surface of the pipe fitting when the single-side circular arc is worn and drawn, and the price of the holding clamp of each pair of linkage drawing machines is not high, so that the production cost is increased.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the existing defects, and provide the holding clamp which is multi-specification, double-sided, and capable of being replaced quickly, the holding clamp is simple in structure and reasonable in design, the holding clamp is of a double-arc structure, the design is convenient to disassemble and inspect, one side of the arc is stretched, the other side of the arc can be decomposed and elastically deformed during stretching, scratches on the surface of a pipe fitting are prevented, and the problems in the background art can be effectively solved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a but two-sided use of many specifications, quick replacement embrace pincers, includes and treats tensile copper pipe, but treat that one side of tensile copper pipe installs the left side of split and embrace pincers, but treat that the opposite side of tensile copper pipe installs the right side of split and embrace pincers, set up relative recess one on the opposite face of left side armful pincers and right side armful pincers, all seted up corresponding recess two on the left side armful pincers and the right side armful opposite face of pincers, recess one and the different setting of two specifications of recess, a recess inside is fixed with the buffer board one of split, recess two inside is fixed with the buffer board two of split.

As a preferable technical scheme of the invention, the first groove is of a semicircular structure and the radius of the circle is set to be mm, and the second groove is also of a semicircular structure and the radius of the circle is set to be mm.

As a preferred technical scheme, pin holes are formed in the first buffer plate and the left holding clamp as well as the first buffer plate and the right holding clamp, pins are connected in the pin holes, and the second buffer plate mounting structure is arranged corresponding to the first buffer plate mounting structure.

As a preferable technical scheme of the present invention, the inner walls of the first buffer plate and the second buffer plate are both fixed with a filler, and the filler is set to be an elastic material structure.

As a preferred technical scheme of the invention, the openings at the two ends of the left holding clamp and the right holding clamp are chamfered by an angle.

Compared with the prior art, the invention has the beneficial effects that: but this two-sided use of many specifications, quick replacement's armful pincers, overall structure is simple, convenient to use person operates the use, the left side is embraced pincers and the right side is embraced pincers and is set up to symmetrical structure moreover, be convenient for produce the product, simultaneously when stretching, through the inside fixed obturator of buffer board one and buffer board two, not only can play the effect of buffering, can also prevent to treat that the surface of tensile copper pipe causes the fish tail, tensile yield has been guaranteed, the cost of production has been reduced.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: 1. the copper pipe drawing device comprises a pin, 2 parts of a first buffer plate, 3 parts of a left holding clamp, 4 parts of a copper pipe to be drawn, 5 parts of a right holding clamp, 6 parts of a second buffer plate, 7 parts of a pin hole, 8 parts of a first groove, 9 parts of a second groove and 10 parts of a filling body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a multi-specification double-side-use quickly-replaceable holding clamp comprises a copper pipe 4 to be stretched, a detachable left holding clamp 3 is installed on one side of the copper pipe 4 to be stretched, a detachable right holding clamp 5 is installed on the other side of the copper pipe 4 to be stretched, opposite grooves I8 are formed in the opposite surfaces of the left holding clamp 3 and the right holding clamp 5, corresponding grooves II 9 are formed in the opposite surfaces of the left holding clamp 3 and the right holding clamp 5, the specifications of the grooves I8 and the grooves II 9 are different, a detachable buffer plate I2 is fixed inside the groove I8, a detachable buffer plate II 6 is fixed inside the groove II 9, the left holding clamp 3 and the right holding clamp 5 are matched for use, so that the whole holding clamp is formed, the holding clamp is installed on a combined pulling trolley through a fixing structure, and then the groove I8 and the groove II 9 are selected according to the use requirements, and then installing a first buffer plate 2 in the first groove 8 and installing a second buffer plate 6 in the second groove 9.

Preferably: the radius that recess one 8 set up to semi-circular structure and circle sets up to 16mm, recess two 9 also set up to semi-circular structure and circle radius and set up to 12.5mm, and the setting specification of recess one 8 and recess two 9 is not limited to above-mentioned structure and radius, also can change the specification of recess one 8 and recess two 9 according to the demand of using, and the structure of buffer board one 2 and buffer board two 6 also can change along with the specification change of recess one 8 and recess two 9 simultaneously.

Preferably: all opened cotter hole 7 on buffer board 2 and left side armful pincers 3 and buffer board 2 and the right side armful pincers 5, cotter 1 is connected to cotter hole 7 in-connection, two 6 mounting structure of buffer board correspond buffer board 2 mounting structure and set up the mode that adopts pin 1 and connect for connection structure is not only comparatively simple, also can guarantee the fastness of connecting moreover.

Preferably: the inner walls of the first buffer plate 2 and the second buffer plate 6 are respectively fixed with a filling body 10, the filling bodies 10 are made of elastic materials, the elastic materials can be made of silica gel, and the materials have certain flexibility, so that the surface of the copper pipe 4 to be stretched is prevented from being scratched.

Preferably: both ends opening position department that pincers 3 are embraced to the left side and 5 are all carried out 60 chamfers to be set up with the right side, and the setting of chamfer not only is convenient for treat tensile copper pipe 4's installation, also can prevent moreover to treat that tensile copper pipe 4's surface causes the fish tail, moreover also can avoid causing the indentation to the tensile copper pipe 4 of treating of opening position department.

When in use: according to the specification of treating tensile copper pipe 4 select the left side of corresponding specification embrace pincers 3 and right side embrace pincers 5, then select buffer board 2 that corresponds the specification to install in the inside of recess 8, select buffer board two 6 to install in the inside of recess two 9, embrace the pincers to fix on the antithetical couplet draws dolly the pincers that the left side armful pincers 3 and right side armful pincers 5 constitute through corresponding fixed knot structure, when left side armful pincers 3 stretch, the obturator 10 of installation on the buffer board 2 of right side armful pincers 5 inside can play certain cushioning effect, vice versa, use from this.

The left holding clamp 3 and the right holding clamp 5 are structurally arranged, so that the whole structure is simple, the operation of a user is convenient, the cost of equipment can be effectively reduced, the first groove 8 and the second groove 9 can be set to different specifications according to different requirements, the whole application range is wide, the first buffer plate 2, the second buffer plate 6 and the filling body 10 are arranged, the buffer effect can be effectively achieved during stretching, the copper pipe 4 to be stretched can be prevented from being scratched, and the yield is improved.

Claims

1. The utility model provides a but two-sided use of many specifications, quick replacement embrace pincers, includes and treats tensile copper pipe (4), its characterized in that: treat that one side of tensile copper pipe (4) installs the left side of split and embrace pincers (3), treat that the opposite side of tensile copper pipe (4) installs the right side of split and embrace pincers (5), the left side is embraced and is seted up relative recess (8) on the opposite face of pincers (5) is embraced on pincers (3) and the right side, and corresponding recess two (9) have all been seted up on the left side is embraced the relative face of pincers (5) and is embraced on pincers (3) and the right side, recess one (8) and recess two (9) different specifications set up, recess one (8) inside is fixed with the buffer board one (2) of split, recess two (9) inside is fixed with the buffer board two (6) of split.

2. The multi-specification double-sided usable and quick replaceable holding clamp according to claim 1, characterized in that: the first groove (8) is of a semicircular structure, the radius of the circle is set to be 16mm, and the second groove (9) is also of a semicircular structure, and the radius of the circle is set to be 12.5 mm.

3. The multi-specification double-sided usable and quick replaceable holding clamp according to claim 1, characterized in that: all opened cotter hole (7) on buffer board (2) and left side armful pincers (3) and buffer board (2) and right side armful pincers (5), pin (1) are connected in cotter hole (7), buffer board two (6) mounting structure corresponds buffer board (2) mounting structure setting.

4. The multi-specification double-sided usable and quick replaceable holding clamp according to claim 1, characterized in that: and filling bodies (10) are fixed on the inner walls of the first buffer plate (2) and the second buffer plate (6), and the filling bodies (10) are of elastic material structures.

5. The multi-specification double-sided usable and quick replaceable holding clamp according to claim 1, characterized in that: the opening positions at the two ends of the left holding clamp (3) and the right holding clamp (5) are all chamfered by 60 degrees.