CN215552039U

CN215552039U - Internal surface character pressing die

Info

Publication number: CN215552039U
Application number: CN202121527603.9U
Authority: CN
Inventors: 马会民; 陈汉杰; 郭好强
Original assignee: Henan Hongyuan Wheel Co Ltd
Current assignee: Henan Hongyuan Wheel Co Ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-18
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses an inner surface character pressing die which comprises an upper die and a lower die; the lower die is cylindrical, the diameter of the lower die is matched with the inner diameter of a workpiece, a character head is embedded and installed at the top of the lower die, the outer surface of the character head is arc-shaped, the diameter of an arc is consistent with the diameter of the lower die, and a convex character is arranged on the outer surface of the character head; the bottom of the upper die is arc-shaped, and the arc is consistent with the outer diameter of the workpiece. The workpiece is sleeved on the lower die, a region to be pressed on the workpiece is positioned at the head of the character, the upper die and the lower die are assembled, and character pressing is completed; the character pressing die is simple in structure, suitable for pressing characters on the inner surface of a cylindrical workpiece with a small diameter, low in manufacturing cost and high in character pressing efficiency.

Description

Internal surface character pressing die

Technical Field

The utility model relates to the technical field of machining, in particular to an inner surface character pressing die.

Background

The existing character pressing dies press characters on the outer surface of a workpiece, and press characters on a plane, so that characters cannot be pressed on the inner surface of a cylindrical workpiece with a small diameter.

SUMMERY OF THE UTILITY MODEL

The utility model provides an inner surface character pressing die, and the existing character pressing die has the following problems that characters cannot be pressed on the inner surface of a cylindrical workpiece with a small diameter.

To solve the above technical problem, an embodiment of the present invention provides the following solutions:

the embodiment of the utility model provides an inner surface character pressing die which comprises an upper die and a lower die;

the lower die is cylindrical, the diameter of the lower die is matched with the inner diameter of a workpiece, a character head is embedded and installed at the top of the lower die, the outer surface of the character head is arc-shaped, the diameter of an arc is consistent with the diameter of the lower die, and a convex character is arranged on the outer surface of the character head;

the bottom of the upper die is arc-shaped, and the arc is consistent with the outer diameter of the workpiece.

Preferably, a groove is formed in the top of the lower die, and the character head is placed in the groove.

Preferably, the character pressing die further comprises a supporting vertical plate, and the lower die is mounted on the supporting vertical plate.

Preferably, an upper die plate is mounted on the top of the upper die.

Preferably, a threaded hole communicated with the groove is formed in the lower die, a compression screw is installed in the threaded hole, the compression screw is screwed down, and the end portion of the screw abuts against the character head.

Preferably, a bottom plate is installed at the bottom of the supporting vertical plate.

Preferably, a through hole is formed in the supporting vertical plate, a shaft shoulder is arranged at one end, far away from the character head, of the lower die, one end, provided with the character head, of the lower die penetrates out of the through hole, and the shaft shoulder is tightly attached to the side face of the supporting vertical plate.

Preferably, the supporting vertical plate is vertically installed on the bottom plate.

The scheme of the utility model at least comprises the following beneficial effects:

according to the scheme, the workpiece is sleeved on the lower die, the region to be pressed on the workpiece is located at the word head, the upper die and the lower die are assembled, and the pressing is completed; the character pressing die is simple in structure, suitable for pressing characters on the inner surface of a cylindrical workpiece with a small diameter, low in manufacturing cost and high in character pressing efficiency.

Drawings

FIG. 1 is a front view of an inner surface matrix of the present invention;

FIG. 2 is a left side view of the inner surface matrix of the present invention;

fig. 3 is a partially enlarged view of fig. 1.

Reference numerals:

1. a base plate; 2. supporting a vertical plate; 3. a lower die; 4. a screw; 5. a header; 6. an upper die; 7. mounting a template; 8. a groove; 9. a threaded bore.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

As shown in fig. 1 to 3, the present embodiment provides an inner surface matrix including an upper mold 6 and a lower mold 3; the lower die 3 is cylindrical, the diameter of the lower die 3 is matched with the inner diameter of a workpiece, a character head 5 is embedded and installed at the top of the lower die 3, the outer surface of the character head 5 is arc-shaped, the diameter of an arc is consistent with the diameter of the lower die 3, and a convex character is arranged on the outer surface of the character head 5; the bottom of the upper die 6 is arc-shaped, and the arc is consistent with the outer diameter of the workpiece. The workpiece is sleeved on the lower die 3, a character pressing area on the workpiece is located at the position of the character head 5, the upper die 6 and the lower die 3 are matched, and character pressing is completed. The character pressing die is simple in structure, suitable for pressing characters on the inner surface of a cylindrical workpiece with a small diameter, low in manufacturing cost and high in character pressing efficiency.

The pressure type mould of this embodiment is provided with recess 8 at the top of lower mould 3, and prefix 5 is placed in recess 8, is provided with the screw hole 9 of intercommunication recess 8 on lower mould 3, installs housing screw 4 in screw hole 9, screws up housing screw 4, and prefix 5 is withstood to the tip of screw 4, and prefix 5 is changed conveniently, improves work efficiency.

The lower mould 3 of this embodiment is installed on supporting riser 2, specifically, is provided with the through-hole on supporting riser 2, and the one end of keeping away from prefix 5 on the lower mould 3 has the shaft shoulder, and the through-hole is worn out to the one end that lower mould 3 has prefix 5, and the side of tightly supporting riser 2 is pasted to the shaft shoulder. The bottom of the supporting vertical plate 2 is provided with a bottom plate 1, and the supporting vertical plate 2 is vertically arranged on the bottom plate 1.

In the case of the character pressing die of the present embodiment, an upper die plate 7 is mounted on the top of the upper die 6.

The working process of the inner surface character pressing die of the utility model is as follows:

(1) placing the character head 5 in the groove 8, and screwing the compression screw 4;

(2) sleeving a workpiece on the lower die 3, wherein a region to be pressed on the workpiece is positioned at the word head 5, and the end part of the workpiece is tightly attached to the supporting vertical plate 2;

(3) and pressing the upper template 7 downwards, pressing the workpiece by the upper die 6, pressing the font on the font head 5 into the inner surface of the workpiece, and forming the font on the inner surface of the workpiece to finish character pressing.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. An inner surface character pressing die is characterized by comprising an upper die and a lower die;

2. The inner surface matrix according to claim 1, wherein a recess is provided in a top portion of the lower mold, and the header is placed in the recess.

3. The inner surface matrix of claim 1, further comprising a support riser on which the lower mold is mounted.

4. The inner surface matrix according to claim 1, wherein an upper die plate is mounted on top of the upper die.

5. The inner surface matrix according to claim 2, wherein a threaded hole communicating with the recess is provided in the lower mold, a compression screw is fitted into the threaded hole, the compression screw is tightened, and an end of the screw abuts against the matrix.

6. The inner surface matrix according to claim 3, wherein a bottom plate is installed at the bottom of the supporting vertical plate.

7. The inner surface character pressing die as claimed in claim 3, wherein a through hole is formed in the supporting vertical plate, a shoulder is arranged at one end of the lower die away from the character head, the end of the lower die with the character head penetrates through the through hole, and the shoulder abuts against the side surface of the supporting vertical plate.

8. The inner surface matrix of claim 6, wherein the support risers are vertically mounted to the base plate.