CN211161741U

CN211161741U - Holder device of cold header

Info

Publication number: CN211161741U
Application number: CN201922248643.9U
Authority: CN
Inventors: 陈晓武; 马丁; 陈港
Original assignee: Wenzhou Boyu Machinery Co ltd
Current assignee: Wenzhou Boyu Machinery Co ltd
Priority date: 2019-12-15
Filing date: 2019-12-15
Publication date: 2020-08-04
Anticipated expiration: 2029-12-15

Abstract

The utility model discloses a clamp frame device of a cold header, which belongs to the technical field of clamp frame devices, and comprises a clamp frame base, a pair of connecting plates are fixedly connected at the upper end of the clamp frame base, threaded holes are drilled at the outer ends of the connecting plates, threaded rods are arranged in the threaded holes, one ends of the two threaded rods, which are close to each other, are fixedly connected with clamping arc sheets, arc grooves are drilled at the outer ends of the clamping arc sheets, movable arc sheets are rotatably connected with movable arc sheets, positioning rods are fixedly connected at the inner bottom ends of the arc grooves, positioning grooves are drilled at the ends of the movable arc sheets, which are close to the inner bottom ends of the positioning rods, two arc supporting sheets which are symmetrical about the positioning rods are arranged in the arc grooves, compression springs are fixedly connected between the arc supporting sheets and the inner bottom ends of the arc grooves, outer limit blocks are fixedly connected at the front and rear inner walls of the, thereby improving the working efficiency of technicians.

Description

Holder device of cold header

Technical Field

The utility model relates to a tong holder technical field, more specifically say, relate to the tong holder device of cold heading machine.

Background

The cold heading process is one of the few cutting metal pressure processing new processes, and is a processing method which utilizes the plastic deformation produced by metal under the action of external force and redistributes and transfers the volume of the metal by means of a die so as to form the required parts or blanks.

The cold header is a device for cutting and cold extruding metal wire to make the metal wire cold-upset and formed in an upsetting mould, and is used for processing various standard and non-standard fasteners and rod parts.

The cold header clamp device is a part for clamping a workpiece between stations of a cold header to convey, because some workpieces need to be subjected to cold header processing in a double-head direction and a vertical direction, the workpiece needs to be rotationally adjusted when being processed at present.

Disclosure of Invention

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a split heads device of cold heading machine, it can realize when adjusting the position of work piece, only needs the thread rod that loosens a little to rotate the work piece to technical staff's work efficiency has been improved.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The clamp frame device of the cold header comprises a clamp frame base, wherein the upper end of the clamp frame base is fixedly connected with a pair of connecting plates, the outer end of the connecting plate is provided with a threaded hole, the threaded hole is internally provided with a threaded rod, one end of each threaded rod close to each other is fixedly connected with a clamping arc sheet, the outer end of the clamping arc sheet is provided with an arc groove, the arc groove is internally and rotatably connected with a movable arc sheet, a positioning rod is fixedly connected with the inner bottom end of the arc-shaped groove, a positioning groove is cut at one end of the movable arc sheet close to the inner bottom end of the positioning rod, two arc supporting pieces which are symmetrical about the positioning rod are arranged in the arc groove, a compression spring is fixedly connected between the arc supporting pieces and the inner bottom end of the arc groove, when the position of the workpiece is adjusted, the workpiece can be rotated only by slightly loosening the threaded rod, so that the working efficiency of technicians is improved.

Further, the equal fixedly connected with outer stopper of inner wall around the arc wall, a pair of interior stopper of activity arc piece outer end fixedly connected with can be so that the activity arc piece is difficult for separating with the arc wall through setting up outer stopper and interior stopper for activity arc piece pivoted is more stable.

Further, the inside equal fixedly connected with magnet piece of locating lever and activity arc piece, two the magnet piece repels each other, through setting up the magnet piece that repels each other, can be so that be difficult for the mutual contact between activity arc piece and the locating lever to can make activity arc piece when rotating, be difficult for making the locating lever card in the constant head tank.

Further, the arc backing sheet is kept away from the one end fixedly connected with wearing layer of bottom in the arc wall, the wearing layer is located the activity arc piece outside and offsets with the activity arc piece, through setting up the wearing layer, can reduce activity arc piece and arc backing sheet contact and pivoted in-process for the arc backing sheet is by the possibility of wearing and tearing.

Further, compression spring is made by stainless steel material, compression spring surface coating is equipped with the anti-rust paint layer, through using stainless steel material preparation compression spring and being equipped with the anti-rust paint layer on its surface, can be so that compression spring is difficult for being rusted in long-term use to can improve compression spring's life.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize when adjusting the position of work piece, only needs the thread rod that loosens a little can rotate the work piece to technical staff's work efficiency has been improved.

(2) The equal fixedly connected with outer stopper of inner wall around the arc, stopper in a pair of in activity arc piece outer end fixedly connected with can be so that the activity arc piece is difficult for separating with the arc through setting up outer stopper and interior stopper for activity arc piece pivoted is more stable.

(3) The magnet blocks are fixedly connected inside the positioning rod and the movable arc piece, the two magnet blocks repel each other, and the movable arc piece and the positioning rod are not easy to contact with each other through the mutually repelling magnet blocks, so that the movable arc piece can rotate, and the positioning rod is not easy to clamp in the positioning groove.

(4) The arc backing sheet is kept away from the one end fixedly connected with wearing layer of bottom in the arc wall, and the wearing layer is located the activity arc piece outside and offsets with the activity arc piece, through setting up the wearing layer, can reduce activity arc piece and arc backing sheet contact and pivoted in-process for the possibility that the arc backing sheet was worn and torn.

(5) Compression spring is made by stainless steel material, and compression spring surface is scribbled and is equipped with the anti-rust paint layer, through using stainless steel material preparation compression spring and being equipped with the anti-rust paint layer on its surface, can be so that compression spring is difficult by the corrosion in long-term use to can improve compression spring's life.

Drawings

FIG. 1 is a cross-sectional view of a portion of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a cross-sectional view of the clamping segment of the present invention;

fig. 4 is a schematic structural diagram at B in fig. 3.

The reference numbers in the figures illustrate:

the clamp comprises a clamp frame base 1, a connecting plate 2, a threaded hole 3, a threaded rod 4, a clamping arc piece 5, an arc groove 6, a movable arc piece 7, a positioning rod 8, a positioning groove 9, an arc supporting piece 10, a compression spring 11, an outer limiting block 12, an inner limiting block 13, a wear-resistant layer 14 and a magnet block 15.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a holder device of a cold header comprises a holder base 1, a pair of connecting plates 2 is fixedly connected to the upper end of the holder base 1, a threaded hole 3 is chiseled on the outer end of the connecting plate 2, a threaded rod 4 is threaded in the threaded hole 3, a clamping arc piece 5 is fixedly connected to the end of each threaded rod 4 close to each other, an arc-shaped groove 6 is chiseled on the outer end of the clamping arc piece 5, a movable arc piece 7 is rotatably connected to the arc-shaped groove 6, a positioning rod 8 is fixedly connected to the inner bottom end of the arc-shaped groove 6, a positioning groove 9 is chiseled on the end of the movable arc piece 7 close to the inner bottom end of the positioning rod 8, two arc-shaped grooves 10 symmetrical about the positioning rod 8 are arranged in the, when the position of the workpiece is adjusted, the workpiece can be rotated only by slightly loosening the threaded rod 4, so that the working efficiency of technicians is improved.

Please refer to fig. 3-4, the outer stopper 12 of the equal fixedly connected with of inner wall around the arc wall 6, a pair of inner stoppers 13 of the outer end fixedly connected with of activity arc piece 7, through setting up outer stopper 12 and inner stopper 13, can make activity arc piece 7 difficult with the separation of arc wall 6, make activity arc piece 7 pivoted more stable, locating lever 8 and the inside equal fixedly connected with magnet piece 15 of activity arc piece 7, two magnet pieces 15 repel each other, through setting up the magnet piece 15 that repels each other, can make difficult mutual contact between activity arc piece 7 and the locating lever 8, thereby can make activity arc piece 7 when rotating, be difficult for making locating lever 8 block in constant head tank 9.

Referring to fig. 2-4, one end of the arc support piece 10 away from the inner bottom end of the arc groove 6 is fixedly connected with a wear-resistant layer 14, the wear-resistant layer 14 is located outside the movable arc piece 7 and abuts against the movable arc piece 7, and by arranging the wear-resistant layer 14, the contact and rotation process between the movable arc piece 7 and the arc support piece 10 can be reduced, so that the arc support piece 10 is worn, the compression spring 11 is made of stainless steel, the surface of the compression spring 11 is coated with an anti-rust paint layer, the compression spring 11 is made of stainless steel and is provided with the anti-rust paint layer on the surface, so that the compression spring 11 is not easily corroded in a long-term use process, and the service life of the compression spring 11 can be prolonged.

When the position of the workpiece is adjusted by an operator, in the first step, two threaded rods 4 are rotated by hands to enable two clamping arc pieces 5 to be away from each other, under the reset action of a compression spring 11, an arc support piece 10 pushes a movable arc piece 7 to move outwards until a positioning rod 8 moves out of a positioning groove 9, so that the locking of the movable arc piece 7 is released, and simultaneously under the reset action of the compression spring 11, the two movable arc pieces 7 clamp the workpiece tightly, in the second step, the operator can rotate the movable arc piece 7 to a certain angle according to the actual requirement of the workpiece processing, so that another positioning groove 9 is aligned with the positioning rod 8, and rotate the two threaded rods 4, so that the positioning rod 8 is clamped into the positioning groove 9, so that the movable arc piece 7 is locked, compared with the prior art, the utility model can realize that when the position of the workpiece is adjusted, the workpiece can be rotated only by slightly loosening the threaded rods 4, thereby improving the working efficiency of technicians.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The clamp frame device of the cold header comprises a clamp frame base (1) and is characterized in that: the upper end of the clamp frame base (1) is fixedly connected with a pair of connecting plates (2), the outer ends of the connecting plates (2) are provided with threaded holes (3), threaded rods (4) are arranged in the threaded holes (3), clamping arc sheets (5) are fixedly connected at the ends, close to each other, of the two threaded rods (4), the outer end of the clamping arc sheet (5) is provided with an arc-shaped groove (6), the arc-shaped groove (6) is rotationally connected with a movable arc sheet (7), a positioning rod (8) is fixedly connected with the inner bottom end of the arc-shaped groove (6), a positioning groove (9) is chiseled at one end of the movable arc sheet (7) close to the inner bottom end of the positioning rod (8), two arc supporting sheets (10) which are symmetrical about the positioning rod (8) are arranged in the arc groove (6), and a compression spring (11) is fixedly connected between the arc support sheet (10) and the inner bottom end of the arc groove (6).

2. The holder device of a cold header as claimed in claim 1, wherein: the inner wall all fixedly connected with outer stopper (12) around arc wall (6), stopper (13) in a pair of in the activity arc piece (7) outer end fixedly connected with.

3. The holder device of a cold header as claimed in claim 1, wherein: the positioning rod (8) and the movable arc piece (7) are internally and fixedly connected with magnet blocks (15), and the magnet blocks (15) repel each other.

4. The holder device of a cold header as claimed in claim 1, wherein: the arc support sheet (10) is far away from one end of the inner bottom end of the arc groove (6) and is fixedly connected with a wear-resistant layer (14), and the wear-resistant layer (14) is located on the outer side of the movable arc sheet (7) and is abutted to the movable arc sheet (7).

5. The holder device of a cold header as claimed in claim 1, wherein: the compression spring (11) is made of stainless steel, and an anti-rust paint layer is coated on the surface of the compression spring (11).