CN210877035U - Round bar end face punching device - Google Patents

Abstract

A punching device for an end face of a round rod relates to the technical field of machining auxiliary tools. The middle position of the sleeve plate is provided with a through hole, the left side of the sleeve plate is internally provided with a cavity, the first connecting sleeve is vertically and fixedly connected with the middle position of one end of the right side of the sleeve plate, the first limiting ring is arranged in the first connecting sleeve, the second connecting sleeve is arranged at one end of the first connecting sleeve far away from the sleeve plate, the second limiting ring is arranged in the second connecting sleeve, one end of the second connecting sleeve far away from the first connecting sleeve is provided with a round hole, the straight shank sequentially penetrates through the round hole, the second limiting ring and the first limiting ring are arranged in the first connecting sleeve and the second connecting sleeve, the check ring is arranged on the straight shank, the check ring is arranged between the first limiting ring and the second limiting ring, the cone is arranged at one end of the straight shank close to the through hole, the stress cap is arranged at the other end of the straight shank far away from the cone, the structure is simple, the center point of, the safety of machine tool machining is ensured.

Description

A round bar end face punching device

technical field

The utility model relates to the technical field of machining auxiliary tools, in particular to a punching device for the end face of a round bar.

Background technique

When the round bar is processed on the lathe, one end is clamped on the jaw of the machine tool, and the other end needs to be held up by the thimble on the lathe. When processing large round bars, the side that the thimble is held against needs to be centered. Point holes can ensure that the thimble can withstand the center point, thereby ensuring the stability of operation. However, it is difficult to locate the batch round bars, which increases the tedious work and cannot ensure the accuracy of the alignment.

Utility model content

The purpose of the utility model is to aim at the defects and deficiencies of the prior art, and to provide a round bar end face punching device, which has a simple structure and is convenient for finding the center point of the end face of the bar material to be processed, thereby facilitating the clamping of the lathe and ensuring the machining of the machine tool. security.

In order to achieve the above purpose, the utility model adopts the following technical solutions: it comprises a sleeve plate 1, a first connecting sleeve 2, a second connecting sleeve 3, a first limiting ring 4, a second limiting ring 5, a straight handle 6, The vertebral body 7, the retaining ring 8, the force cap 9, the through hole 11 is provided in the middle position of the sleeve plate 1, the cavity 12 is arranged in the left side of the sleeve plate 1, the first connection The sleeve 2 is vertically and fixedly connected to the middle position of the right end of the sleeve plate 1 , the first limiting ring 4 is installed inside the first connecting sleeve 2 , and the second connecting sleeve 3 is installed in the first connecting sleeve 2 One end away from the sleeve plate 1, the second limit ring 5 is installed inside the second connection sleeve 3, and the second connection sleeve 3 is provided with a circular hole 31 at the end away from the connection with the first connection sleeve 2, And the inner diameter of the circular hole 31 is larger than the outer diameter of the straight handle 6, and the straight handle 6 passes through the circular hole 31, the second limiting ring 5 and the first limiting ring 4 in turn, located in the first connecting sleeve 2 and the second limiting ring 4. Inside the connecting sleeve 3, the retaining ring 8 is installed on the straight handle 6, and the retaining ring 8 is located between the first limiting ring 4 and the second limiting ring 5, and the vertebral body 7 is installed near the through-hole. One end of the straight handle 6 at the hole 11 , and the force cap 9 is installed at the other end of the straight handle 6 away from the vertebral body 7 .

The distance between the retaining ring 8 and the first retaining ring 4 and the second retaining ring 5 is the same, and the straight shank 6 between the retaining ring 8 and the first retaining ring 4 and the second retaining ring 5 A spring 10 is mounted on it.

The left and right sides of the straight handle 6 are provided with external threaded joints 61 .

The vertebral body 7 is provided with a first threaded hole 71 in the middle of the plane end. The vertebral body 7 is connected to the external threaded joint 61 on the left side of the straight handle 6 through the first threaded hole 71, and the front tip of the vertebral body 7 is connected to the outer threaded joint 61 on the left side of the straight handle 6. The inner end faces of the cavity 12 are aligned.

The force cap 9 is provided with a second threaded hole 91 in the middle of the plane end, and the force cap 9 is connected to the male threaded joint 61 on the right side of the straight handle 6 through the second threaded hole 91 .

The inner diameter of the cavity 12 is determined according to the outer diameter of the aluminum rod to be processed, and the open end of the cavity 12 is provided with a chamfer 121 .

The connection relationship between the second connection sleeve 3 and the first connection sleeve 2 is a threaded connection, and both the second connection sleeve 3 and the first connection sleeve 2 are provided with a handle soft sleeve 13 on the outside.

The straight handle 6 is coaxially connected with the first limiting ring 4 and the second limiting ring 5 .

After adopting the above technical scheme, the utility model has the beneficial effects that the structure is simple, and it is convenient to find the center point of the end face of the bar to be processed, thereby facilitating the clamping of the lathe and ensuring the safety of the machine tool processing.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic sectional view of the structure of the present utility model;

Fig. 2 is the left side view corresponding to Fig. 1;

Fig. 3 is the structural representation of the vertebral body 7 in the present invention;

Fig. 4 is the structural representation of the straight handle 6 in the present utility model;

Fig. 5 is the structural representation of the force cap 9 in the present invention;

FIG. 6 is a schematic diagram of the connection structure of the sleeve plate 1 , the first connecting sleeve 2 and the second connecting sleeve 3 in the present invention.

Reference numeral description: sleeve plate 1, first connecting sleeve 2, second connecting sleeve 3, first limiting ring 4, second limiting ring 5, straight handle 6, vertebral body 7, retaining ring 8, force cap 9. Through hole 11, cavity 12, round hole 31, spring 10, male threaded joint 61, first threaded hole 71, second threaded hole 91, chamfer 121, handle soft sleeve 13.

Detailed ways

1-6, the technical solution adopted in this specific embodiment is: it includes a sleeve plate 1, a first connecting sleeve 2, a second connecting sleeve 3, a first limiting ring 4, and a second limiting ring 5. , straight handle 6, vertebral body 7, retaining ring 8, force cap 9, the middle position of the sleeve plate 1 is provided with a through hole 11, the left side of the sleeve plate 1 is provided with a cavity 12, the empty The cavity 12 is used to be sleeved on the end face of the aluminum rod to be processed, the first connecting sleeve 2 is vertically and fixedly connected to the middle position of the right end of the sleeve plate 1, and the first limiting ring 4 is installed on the first connection Inside the sleeve 2, the second connecting sleeve 3 is installed at the end of the first connecting sleeve 2 away from the sleeve plate 1, the second limiting ring 5 is installed inside the second connecting sleeve 3, the first connecting sleeve 3 The end of the second connecting sleeve 3 away from the connection with the first connecting sleeve 2 is provided with a circular hole 31, and the inner diameter of the circular hole 31 is larger than the outer diameter of the straight handle 6, and the straight handle 6 passes through the circular hole 31, the second The limiting ring 5 and the first limiting ring 4 are located inside the first connecting sleeve 2 and the second connecting sleeve 3 , the retaining ring 8 is installed on the straight handle 6 , and the retaining ring 8 is located in the first limiting ring 4 Between the vertebral body 7 and the second limiting ring 5 , the vertebral body 7 is installed on one end of the straight handle 6 near the through hole 11 , and the force cap 9 is installed on the other end of the straight shank 6 away from the vertebral body 7 .

The distance between the retaining ring 8 and the first retaining ring 4 and the second retaining ring 5 is the same, and the straight shank 6 between the retaining ring 8 and the first retaining ring 4 and the second retaining ring 5 A spring 10 is installed on it, and the spring 10 is used to position the straight handle 6 .

The left and right sides of the straight handle 6 are provided with external threaded joints 61 .

The vertebral body 7 is provided with a first threaded hole 71 in the middle of the plane end. The vertebral body 7 is connected to the external threaded joint 61 on the left side of the straight handle 6 through the first threaded hole 71, and the front tip of the vertebral body 7 is connected to the outer threaded joint 61 on the left side of the straight handle 6. The inner end faces of the cavity 12 are aligned.

The force cap 9 is provided with a second threaded hole 91 in the middle of the plane end, and the force cap 9 is connected to the male threaded joint 61 on the right side of the straight handle 6 through the second threaded hole 91 .

The inner diameter of the cavity 12 is determined according to the outer diameter of the aluminum rod to be processed, and the open end of the cavity 12 is provided with a chamfer 121. After the aluminum rod is cut, the end face is prone to burrs, so that the The cavity 12 is difficult to fit on the end face of the bar, and the chamfer 121 is convenient to fit the utility model on the end face of the bar.

The connection relationship between the second connecting sleeve 3 and the first connecting sleeve 2 is a threaded connection, which is convenient for disassembling and separating the second connecting sleeve 3 and the first connecting sleeve 2. The force cap 9 is maintained, and the outside of the second connection sleeve 3 and the first connection sleeve 2 are provided with a soft handle cover 13, which can improve the comfort of holding the utility model.

The straight handle 6 is coaxially connected with the first limiting ring 4 and the second limiting ring 5 , which can ensure that the straight handle 6 moves linearly inside the first connecting sleeve 2 and the second connecting sleeve 3 .

The working principle of the utility model: the cavity 12 of the sleeve plate 1 is sleeved on one side of the bar material, and the force cap 9 is hit with a hammer, so that the straight handle 6 is straight inside the first connecting sleeve 2 and the second connecting sleeve 3 Movement, so that the tip of the vertebral body 7 hits the end face of the bar material, so that the end face of the bar material produces a center point, which is convenient for lathe clamping. The connection relationship between the second connecting sleeve 3 and the first connecting sleeve 2 is a threaded connection, It is convenient to disassemble and separate the second connecting sleeve 3 and the first connecting sleeve 2, and can maintain the straight handle 6 and the vertebral bodies 7 and force caps 9 at both ends. The outer sides of the second connecting sleeve 3 and the first connecting sleeve 2 are provided with grip The handle soft cover 13, the handle soft cover 13 can improve the comfort of holding the utility model, the spring 10 is installed on the straight handle 6 between the retaining ring 8 and the first limit ring 4 and the second limit ring 5, The spring 10 is used to position the straight handle 6. After the force cap 9 is struck, the straight handle 6 is returned to its position under the drive of the spring 10. The open end of the cavity 12 is provided with a chamfer 121. Afterwards, the end face is prone to burrs, making it difficult for the cavity 12 to fit on the end face of the bar, and the chamfer 121 is convenient to fit the utility model on the end face of the bar.

After adopting the above technical scheme, the utility model has the beneficial effects that the structure is simple, and it is convenient to find the center point of the end face of the bar to be processed, thereby facilitating the clamping of the lathe and ensuring the safety of the machine tool processing.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention are not departing from the spirit and scope of the technical solution of the present invention. , should be included in the scope of the claims of the present utility model.

Claims (8)

1. The utility model provides a pole terminal surface punching device which characterized in that: the novel connecting sleeve comprises a sleeve plate (1), a first connecting sleeve (2), a second connecting sleeve (3), a first limiting ring (4), a second limiting ring (5), a straight handle (6), a cone (7), a check ring (8) and a stress cap (9), wherein a through hole (11) is formed in the middle of the sleeve plate (1), a cavity (12) is formed in the left side of the sleeve plate (1), the first connecting sleeve (2) is vertically and fixedly connected to the middle of the right end of the sleeve plate (1), the first limiting ring (4) is installed in the first connecting sleeve (2), the second connecting sleeve (3) is installed at one end, far away from the sleeve plate (1), of the first connecting sleeve (2), the second limiting ring (5) is installed in the second connecting sleeve (3), a round hole (31) is formed in one end, far away from the end connected with the first connecting sleeve (2), of the second connecting sleeve (3), and the internal diameter size of round hole (31) is greater than the external diameter size of straight shank (6), straight shank (6) run through round hole (31), second spacing collar (5) and first spacing collar (4) in proper order and be located the inside of first adapter sleeve (2) and second adapter sleeve (3), retaining ring (8) install on straight shank (6), and retaining ring (8) are located between first spacing collar (4) and second spacing collar (5), centrum (7) install the one end in being close to through-hole (11) department straight shank (6), atress cap (9) install the other end in straight shank (6) of keeping away from centrum (7).

2. The round bar end face punching apparatus according to claim 1, wherein: the distance between the retainer ring (8) and the first limiting ring (4) and the distance between the retainer ring (8) and the second limiting ring (5) are the same, and a spring (10) is arranged on the straight handle (6) between the retainer ring (8) and the first limiting ring (4) and the second limiting ring (5).

3. The round bar end face punching apparatus according to claim 1, wherein: the left side and the right side of the straight handle (6) are provided with external thread joints (61).

4. The round bar end face punching apparatus according to claim 1, wherein: the middle position of the plane end of the cone body (7) is provided with a first threaded hole (71), the cone body (7) is connected to the external thread joint (61) on the left side of the straight handle (6) through the first threaded hole (71), and the front tip of the cone body (7) is aligned with the end face of the inner side of the cavity (12).

5. The round bar end face punching apparatus according to claim 1, wherein: the middle position of the plane end of the stress cap (9) is provided with a second threaded hole (91), and the stress cap (9) is connected to the external thread joint (61) on the right side of the straight handle (6) through the second threaded hole (91).

6. The round bar end face punching apparatus according to claim 1, wherein: the inner diameter of the cavity (12) is determined according to the outer diameter of the aluminum bar to be processed, and a chamfer (121) is arranged at the opening end of the cavity (12).

7. The round bar end face punching apparatus according to claim 1, wherein: the connection relation between the second connecting sleeve (3) and the first connecting sleeve (2) is threaded connection, and the outer sides of the second connecting sleeve (3) and the first connecting sleeve (2) are both provided with handle soft sleeves (13).

8. The round bar end face punching apparatus according to claim 1, wherein: the straight handle (6) is coaxially connected with the first limiting ring (4) and the second limiting ring (5).

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