CN213134915U - Female clamp clamping arm for cold header - Google Patents

Abstract

The utility model discloses a female clamp holds arm under arms for cold heading machine, including first arm of force, round pin axle mount pad, second arm of force, locating plate, first arm of force one end is provided with the second arm of force, first arm of force with one side is provided with between the second arm of force the round pin axle mount pad, one side shaping has the spacing groove on the first arm of force, the shaping has round pin axle mounting hole on the round pin axle mount pad, second arm of force other end up end is provided with the locating plate, be provided with spacing hole between the locating plate. The utility model discloses utilize locating plate, the spacing hole cooperation external connection round pin of slope to avoid stress concentration, improve device life, when the cold heading machine is installed, utilize the cooperation of first arm of force, round pin axle mount pad, second force arm, improved the installation effectiveness of cold heading machine and with the matching degree of clip.

Description

Female clamp clamping arm for cold header

Technical Field

The utility model relates to a cold heading machine field especially relates to a female clamp holds arm under arms for cold heading machine.

Background

The cold header is a special mechanical device for producing fastening parts such as bolts, screws, nuts and the like, and during processing, a metal wire is firstly cut into a preset length, and then the metal wire is pressed and molded by utilizing the matching of a die holder and a main die so as to produce various round-head, countersunk head, semi-countersunk head, inner hexagonal head and other non-standard-head type fasteners such as bolts or screws and the like.

The cold heading machine is carrying out the during operation, and female clamp holds the arm and is the moving part to be the wearing and tearing that the during operation caused the locating hole because stress concentration often, and need often change the centre gripping arm, because equipment reason, the mounting means is not ideal, has influenced work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a female clamp arm of holding that is used for cold heading machine in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a female clamp arm of holding under arms for cold heading machine, including first arm of force, round pin axle mount pad, second arm of force, locating plate, first arm of force one end is provided with the second arm of force, first arm of force with one side is provided with between the second arm of force the round pin axle mount pad, the shaping of one side has the spacing groove on the first arm of force, the shaping has round pin axle mounting hole on the round pin axle mount pad, second arm of force other end up end is provided with the locating plate, be provided with spacing hole between the locating plate.

Preferably: the locating plate spacing hole integrated into one piece in the second arm of force, the locating plate spacing hole is 6 degrees with vertical face contained angle.

So set up, the locating plate plays the effect of location installation external connection round pin, spacing hole plays installation cooperation connecting pin to guarantee connection stability and spacing effect, utilize the angle of inclination simultaneously, avoid stress concentration damage device when carrying out the centre gripping, improve use strength.

Preferably: the limiting groove is integrally formed on the first force arm.

So set up, the spacing groove plays the cooperation external connection round pin effect, and integrated into one piece has guaranteed intensity.

Preferably: the pin shaft mounting hole is integrally formed in the pin shaft mounting seat.

So set up, the round pin axle mounting hole plays the cooperation outside round pin axle effect.

Preferably: the section of the first force arm is of a structure with a narrow top and a wide bottom.

So set up, first arm of force plays transmission and roll-over action, utilizes under the narrow wide structure, can bear bigger power when guaranteeing transmission effect.

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

1. the inclined positioning plate and the limiting hole are matched with the external connecting pin, so that stress concentration is avoided, and the service life of the device is prolonged;

2. when the cold heading machine is installed, the first force arm, the pin shaft installation seat and the second force arm are matched, so that the installation efficiency of the cold heading machine and the matching degree of the cold heading machine and the clamp are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 these drawings without inventive exercise.

Fig. 1 is a first structural schematic diagram of a female clamp clamping arm for a cold header according to the present invention;

fig. 2 is a second structural schematic diagram of the female clamp clamping arm for the cold header of the present invention;

figure 3 is a top view of the clamping arms of the female clamp for a cold header of the present invention.

The reference numerals are explained below:

1. a first force arm; 2. a pin shaft mounting seat; 3. a second moment arm; 4. positioning a plate; 5. a limiting hole; 6. a limiting groove; 7. and (6) a pin shaft mounting hole.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or 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 device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-3, a female clamp clamping arm for a cold header comprises a first force arm 1, a pin shaft mounting seat 2, a second force arm 3 and a positioning plate 4, wherein the second force arm 3 is arranged at one end of the first force arm 1, the pin shaft mounting seat 2 is arranged at one side between the first force arm 1 and the second force arm 3, a limiting groove 6 is formed at one side of the first force arm 1, a pin shaft mounting hole 7 is formed in the pin shaft mounting seat 2, the positioning plate 4 is arranged on the upper end face of the other end of the second force arm 3, and a limiting hole 5 is formed between the positioning plates 4.

Preferably: the positioning plate 4 and the limiting hole 5 are integrally formed in the second force arm 3, included angles between the positioning plate 4 and the limiting hole 5 and a vertical surface are 6 degrees, the positioning plate 4 plays a role of positioning and installing an external connecting pin, and the limiting hole 5 plays a role of installing a matched connecting pin, so that the connecting stability and the limiting effect are ensured, meanwhile, the stress concentration damage to the device during clamping is avoided by utilizing the inclination angle, and the use strength is improved; the limiting groove 6 is integrally formed in the first force arm 1, the limiting groove 6 plays a role in matching with an external connecting pin, and strength is guaranteed through integral forming; the pin shaft mounting hole 7 is integrally formed in the pin shaft mounting seat 2, and the pin shaft mounting hole 7 plays a role in matching with an external pin shaft; the section of the first force arm 1 is of a structure with a narrow top and a wide bottom, the first force arm 1 plays a role in transmission and turnover, and the structure with the narrow top and the wide bottom is utilized to bear larger force while the transmission effect is ensured.

The working principle is as follows: the pin shaft mounting hole 7 on the pin shaft mounting seat 2 is aligned to a pin shaft of the cold header, then the positioning plate 4 and the limiting hole 5 are matched with a connecting pin on the cold header, and after the first force arm 1, the pin shaft mounting seat 2 and the second force arm 3 are fixed, the clip is installed in a matching mode through the limiting groove 6 and the limiting hole 5, so that the device is used for assisting installation of the cold header.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (5)

1. A female clamp arm of holding for cold heading machine which characterized in that: including first arm of force (1), round pin axle mount pad (2), the second arm of force (3), locating plate (4), first arm of force (1) one end is provided with the second arm of force (3), first arm of force (1) with one side is provided with between the second arm of force (3) round pin axle mount pad (2), the shaping of one side is gone up in first arm of force (1) has spacing groove (6), the shaping has round pin axle mounting hole (7) on round pin axle mount pad (2), second arm of force (3) other end up end is provided with locating plate (4), be provided with spacing hole (5) between locating plate (4).

2. The female clip pinching arm for a cold heading machine according to claim 1, wherein: the positioning plate (4) and the limiting hole (5) are integrally formed in the second force arm (3), and the included angle between the positioning plate (4) and the limiting hole (5) and the vertical surface is 6 degrees.

3. The female clip pinching arm for a cold heading machine according to claim 1, wherein: the limiting groove (6) is integrally formed on the first force arm (1).

4. The female clip pinching arm for a cold heading machine according to claim 1, wherein: the pin shaft mounting hole (7) is integrally formed in the pin shaft mounting seat (2).

5. The female clip pinching arm for a cold heading machine according to claim 1, wherein: the section of the first force arm (1) is of a structure with a narrow upper part and a wide lower part.

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