CN111266948A

CN111266948A - Polishing device for processing cotter pin

Info

Publication number: CN111266948A
Application number: CN201811481896.4A
Authority: CN
Inventors: 朱艺
Original assignee: Yichang Hengchang Standard Component Co ltd
Current assignee: Yichang Hengchang Standard Component Co ltd
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2020-06-12

Abstract

The invention provides a polishing device for cotter pin processing, which comprises a supporting seat, wherein a pay-off reel and a take-up reel are arranged on the supporting seat, two polishing mechanisms are arranged on the upper side of the supporting seat, each polishing mechanism comprises supporting plates respectively arranged on two sides of a metal wire, a first polishing roller and a second polishing roller are arranged between the two supporting plates, a through groove is vertically arranged on each supporting plate, a sliding block is arranged in each through groove, a rotating shaft of each first polishing roller is rotatably arranged on each sliding block, mounting grooves parallel to the through grooves are formed in two sides of each through groove, the mounting plates on two sides of each sliding block are mounted in the mounting grooves through bolts, a horizontal plate is arranged at the top of each supporting plate, a limiting roller is arranged between each horizontal plate and the supporting seat, a guide rail is arranged at the bottom of each horizontal plate, a reciprocating screw rod is, a spring is arranged between the support and the polishing block. The device can realize the continuous polishing to the wire, improves polishing efficiency.

Description

Polishing device for processing cotter pin

Technical Field

The invention belongs to the field of cotter pin processing equipment, and particularly relates to a polishing device for cotter pin processing.

Background

In the split pin processing process, after a raw material is drawn into a thin metal wire rod through a drawing process by a drawing die, the thin metal wire rod is flattened by a rolling die to form a metal wire with one side being a plane and the other side being a circular arc. The metal wire needs to be polished to achieve the effects of brightness and cleanness, otherwise, stains, scratches and insufficient smoothness on the surface of the metal wire can influence the processing quality of the cotter pin.

In order to enable the surface of the metal wire to meet the requirements, the metal wire needs to be polished, the existing polishing modes are mechanical polishing and chemical polishing, the mechanical polishing mostly adopts a static polishing mode, the metal wire processed by the mode has the problems of uneven surface and insufficient finish, the equipment is complex, and continuous polishing cannot be realized; the chemical polishing is generally carried out by adopting pickling solution, but the effect is not good. In the general processing process of the cotter pin, the mechanical polishing treatment is generally carried out after acid washing.

Disclosure of Invention

The invention aims to provide a polishing device for processing a split pin, which can realize continuous polishing of a metal wire and improve polishing efficiency.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a polishing device for processing split pins comprises a supporting seat, wherein a pay-off reel and a take-up reel are respectively arranged on the supporting seat along the length direction of a metal wire, the pay-off reel or/and the take-up reel are connected with a rotating shaft of the pay-off reel and/or the take-up reel through keys, the rotating shafts of the pay-off reel and the take-up reel are rotatably arranged on the supporting seat, the take-up reel is driven by a driving motor, two polishing mechanisms are arranged on the upper side of the supporting seat along the length direction of the metal wire, each polishing mechanism comprises two supporting plates respectively arranged on two sides of the metal wire, a first polishing roller and a second polishing roller respectively arranged on the upper side and the lower side of the metal wire are arranged between the two supporting plates, a through groove which is vertically arranged is arranged on the supporting plates, a sliding block is arranged in the through groove, the rotating shaft of the first polishing roller is rotatably arranged on the sliding block, the top of backup pad is equipped with the horizontal plate, is equipped with two spacing rollers that set up both sides around the metal wire respectively between horizontal plate and the supporting seat, the bottom of horizontal plate is equipped with the guide rail, is equipped with reciprocal lead screw in the guide rail, and reciprocal lead screw passes through third motor drive, and the suit screw on the reciprocal lead screw, screw and guide rail cooperation, the screw downside passes through the connecting rod and connects the polishing piece, and polishing piece bottom is equipped with the recess with metal wire complex, is equipped with the support between polishing piece and the connecting rod, is equipped with the spring between support and the polishing piece.

According to the polishing device for processing the cotter pin, the metal wire continuously penetrates through the space between the first polishing roller and the second polishing roller under the traction action of the take-up reel, and the metal wire is polished through the rotation of the first polishing roller and the second polishing roller, so that the metal wire is continuously polished, and the polishing efficiency is improved; the third motor drives the reciprocating screw rod to rotate, so that the screw nut is driven to reciprocate along the guide rail, and the polishing block polishes the metal wire in a reciprocating manner, so that the polishing effect on the metal wire is improved; the height of the first polishing roller can be adjusted by adjusting the position of the mounting plate in the mounting groove, so that the height can be adjusted according to the size of the metal wire.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view taken along plane a-a of fig. 1.

Figure 3 is a schematic view of the installation of the polishing block.

Fig. 4 is a schematic view of the installation of the first polishing roll of the present invention.

In the figure: supporting seat 1, drawing drum 2, take-up reel 3, driving motor 4, backup pad 5, first polishing roller 6, second polishing roller 7, first motor 8, second motor 9, horizontal plate 10, spacing roller 11, guide rail 12, reciprocal lead screw 13, third motor 14, screw 15, connecting rod 16, polishing block 17, support 18, spring 19, logical groove 20, slider 21, mounting groove 22, mounting panel 23.

Detailed Description

As shown in fig. 1-2, a polishing device for cotter pin processing comprises a supporting seat 1, a pay-off reel 2 and a take-up reel 3 are respectively arranged on the supporting seat 1 along the length direction of a metal wire, rotating shafts of the pay-off reel 2 and the take-up reel 3 are rotatably installed on the supporting seat 1, the take-up reel 3 is driven by a driving motor 4, two polishing mechanisms are arranged on the upper side of the supporting seat 1 along the length direction of the metal wire, each polishing mechanism comprises two supporting plates 5 respectively arranged on two sides of the metal wire, a first polishing roller 6 and a second polishing roller 7 respectively arranged on the upper side and the lower side of the metal wire are arranged between the two supporting plates 5, the first polishing roller 6 and the second polishing roller 7 are respectively driven by a first motor 8 and a second motor 9, the two first polishing rollers 6 and the two second polishing rollers 7 of the two polishing mechanisms are driven by a belt, a horizontal plate 10 is arranged, two limiting rollers 11 respectively arranged at the front side and the rear side of the metal wire are arranged between the horizontal plate 10 and the supporting seat 1.

When the metal wire passes through the space between the first polishing roller 6 and the second polishing roller 7, the metal wire is polished through the rotation of the first polishing roller 6 and the second polishing roller 7, and under the traction action of the take-up reel 3, the metal wire continuously passes through the space between the first polishing roller 6 and the second polishing roller 7, so that the continuous polishing of the metal wire is realized, and the polishing efficiency is improved.

Since the finish process of the cotter pin is generally performed after the flattening process, in order to increase the contact area with the wire, a groove that fits the arc surface of the wire is provided on the surface of the first polishing roller 6, thereby increasing the finish area of the wire.

The bottom of the horizontal plate 10 is provided with a guide rail 12, a reciprocating screw 13 is arranged in the guide rail 12, the reciprocating screw 13 is driven by a third motor 14, a screw 15 is sleeved on the reciprocating screw 13, the screw 15 is matched with the guide rail 12, the lower side of the screw 15 is connected with a polishing block 17 through a connecting rod 16, and the bottom of the polishing block 17 is provided with a groove matched with a metal wire.

The reciprocating screw rod 13 is driven to rotate through the third motor 14, so that the screw nut 15 is driven to reciprocate along the guide rail 12, the metal wire is polished in a reciprocating mode through the polishing block 17, and the polishing effect on the metal wire is improved.

The groove may also be a polishing hole provided on the polishing block 17 through which the wire passes to polish the wire during the reciprocating movement of the polishing block 17.

As shown in fig. 3, a support 18 is disposed between the polishing block 17 and the connecting rod 16, and a spring 19 is disposed between the support 18 and the polishing block 17. Under the effect of spring 19, guarantee that polishing block 17 compresses tightly at the metal wire upside, polishing block and metal wire laminating improve polishing effect.

As shown in fig. 4, a through groove 20 is vertically formed in the supporting plate 5, a slider 21 is arranged in the through groove 20, a rotating shaft of the first polishing roller 6 is rotatably mounted on the slider 21, mounting grooves 22 parallel to the through groove 20 are formed in two sides of the through groove 20, and mounting plates 23 on two sides of the slider 21 are mounted in the mounting grooves 22 through bolts. The height adjustment of the first polishing roller 6 is achieved by adjusting the position at which the mounting plate 23 is mounted in the mounting groove 22, so that the height adjustment can be performed according to the size of the wire.

The pay-off reel 2 or/and the take-up reel 3 are/is in key connection with a rotating shaft of the pay-off reel. Thereby realize that drawing drum 2 or take-up reel 3 can dismantle rather than the pivot and be connected, conveniently with drawing drum 2 or 3 intercommunication metal lines of take-up reel together install or dismantle, accomodate the metal line easily.

The metal wire polishing machine is specifically used in the following process, one end of a metal wire is wound on a pay-off reel 2, the other end of the metal wire is wound on a take-up reel 3, the metal wire penetrates through a space between a first polishing roller 6, a second polishing roller 7 and two limiting rollers 11, the arc surface of the metal wire is arranged upwards, a driving motor 4 is started to realize traction movement of the metal wire, a first motor 8 and a second motor 9 are started to polish the upper side and the lower side of the metal wire, a third motor 14 is started, a polishing block 17 moves in a reciprocating mode, and the metal wire between two polishing mechanisms is polished in a reciprocating mode.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.

Claims

1. A burnishing device for split pin processing characterized in that: comprises a supporting seat (1), a pay-off reel (2) and a take-up reel (3) are respectively arranged on the supporting seat (1) along the length direction of a metal wire, the pay-off reel (2) or/and the take-up reel (3) are connected with the rotating shaft of the pay-off reel (2) and/or the take-up reel (3) through keys, the rotating shaft of the pay-off reel (2) and the take-up reel (3) is rotatably arranged on the supporting seat (1), the take-up reel (3) is driven by a driving motor (4), two polishing mechanisms are arranged on the upper side of the supporting seat (1) along the length direction of the metal wire, each polishing mechanism comprises two supporting plates (5) respectively arranged on two sides of the metal wire, a first polishing roller (6) and a second polishing roller (7) which are respectively arranged on the upper side and the lower side of the metal wire are arranged between the two supporting plates (5), a through groove (20), mounting grooves (22) parallel to the through grooves (20) are formed in the two sides of the through grooves (20), mounting plates (23) on the two sides of a sliding block (21) are mounted in the mounting grooves (22) through bolts, a first polishing roller (6) and a second polishing roller (7) are driven by a first motor (8) and a second motor (9) respectively, a horizontal plate (10) is arranged at the top of a supporting plate (5), two limiting rollers (11) which are arranged on the front side and the rear side of a metal wire respectively are arranged between the horizontal plate (10) and a supporting seat (1), a guide rail (12) is arranged at the bottom of the horizontal plate (10), a reciprocating screw rod (13) is arranged in the guide rail (12), the reciprocating screw rod (13) is driven by a third motor (14), a screw (15) is sleeved on the reciprocating screw rod (13), the screw (15) is matched with the guide rail (12), the lower side of the screw rod (15) is connected with, the bottom of the polishing block (17) is provided with a groove matched with the metal wire, a support (18) is arranged between the polishing block (17) and the connecting rod (16), and a spring (19) is arranged between the support (18) and the polishing block (17).