Screw production mold convenient to assemble

Abstract

The utility model discloses a screw production mould convenient to assemble, which relates to the technical field of screw production moulds, and comprises a fixed sleeve, a screw head module is arranged on the top surface of the fixed sleeve, locking and clamping mechanisms are symmetrically arranged at the lower part of the fixed sleeve, a bottom plate is arranged on the bottom surface of the fixed sleeve, and a clamping block for mounting and limiting is arranged at the upper part of the fixed sleeve. A clamping block is arranged on the bottom face of the screw head module, a limiting bolt is arranged at the top of the clamping block, a connecting plate is arranged on the bottom face of the screw head module, and a plurality of fixing holes used for being installed in cooperation with the limiting bolt are formed in the circumferential direction of the bottom face of the connecting plate at equal intervals. Through the arrangement of the clamping block, the workbench can better abut against and support the mold, through the arrangement of the screw head module, the mold of the screw rod and the mold of the screw head can be independently disassembled and assembled, and replacement and combination of the molds are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of screw production moulds which are easy to assemble, in particular to a screw production mould which is easy to assemble. Background Art

[0002] As a standard component for fixed connection, screws can be seen everywhere in modern production and life. As one of the necessary cold forging dies in the screw production industry, the initial punching is mainly used for pre-deformation of materials, and its dimensional control accuracy must meet the requirements of the screw production process. The existing initial punching dies have a high rework rate, low production efficiency, short service life, and product quality cannot be strictly guaranteed.

[0003] Most of the existing screw molds are integrated structures. After long-term use, the molds will cause deformation, making the produced screws fail to meet standard specifications. For this reason, some parts are often damaged and the molds need to be replaced after multiple uses. In addition, the screw rods of some screws are consistent in shape, but only the shapes of the screw heads are different. Therefore, to produce screws with screw heads of different shapes, only the upper part of the screw mold needs to be replaced to continue processing; therefore, the present application designs a screw production mold that is easy to assemble to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a screw production mold which is easy to assemble.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a screw production mold that is easy to assemble, comprising a fixed sleeve, a screw head module is provided on the top surface of the fixed sleeve, a locking and locking mechanism is symmetrically provided on the lower part of the fixed sleeve, a bottom plate is provided on the bottom surface of the fixed sleeve, a clamping block for installing a limit is provided on the upper part of the fixed sleeve, a limit bolt is provided on the top of the clamping block, a connecting plate is provided on the bottom surface of the screw head module, and a plurality of fixing holes for cooperating with the limit bolts for installation are equidistantly provided on the bottom surface of the connecting plate.

[0006] Preferably, the locking and locking mechanism consists of a limit pin, a spring and a baffle, the baffle is fixed on the right side of the limit pin, the left side of the limit pin is sleeved with a spring, the right side of the spring abuts against the baffle, and the lower end of the fixed sleeve is provided with an installation groove for installing the locking and locking mechanism, and the left end of the spring abuts against the left side wall of the installation groove.

[0007] Preferably, two limiting columns are symmetrically protruded on the upper top surface of the bottom plate, and pin holes for limiting pins to penetrate and engage are provided on the limiting columns, and a limiting hole for passing the limiting column is provided on the bottom surface of the fixing sleeve.

[0008] Preferably, a forming sleeve is provided inside the fixed sleeve, the forming sleeve is fixedly connected to the fixed sleeve, and the forming sleeve is a shrinkage-shaped sleeve that is wider at the top and narrower at the bottom.

[0009] Preferably, the screw head module is provided with support blocks of different shapes, and the top surface of the support block is provided with a pin connection hole for pin connection with the screw head module.

[0010] Preferably, a friction pad is provided on the side of the support block.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: in the utility model, through the setting of the locking and locking mechanism, the production mold of the locking screw can be installed more quickly, which is convenient for the installation and disassembly of the mold; through the setting of the clamping block, the workbench can be better abutted against the supporting mold; through the setting of the screw head module, the mold of the screw rod and the mold of the screw head can be separately disassembled and installed, which is convenient for the replacement and combination of the mold; through the setting of the spring and the baffle, the limit pin can be better pushed to engage the limit column; through the setting of the limit column, the base plate can be installed and disassembled more conveniently; through the setting of the expansion-shaped forming sleeve that is wide at the top and narrow at the bottom, the screw rod can be better formed; through the support block pinned on the screw head module, support blocks of different shapes can be better replaced, which is convenient for forming screw heads of different shapes; through the setting of the friction gasket, a buffering effect can be played for the forming of the screw head, thereby increasing the service life of the support block. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0013] Figure 1 This is a schematic diagram of the overall three-dimensional structure proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of the screw head module proposed by the utility model;

[0015] Figure 3 This is a schematic diagram of the three-dimensional structure of the bottom end of the fixed sleeve proposed by the utility model;

[0016] Figure 4 This is a schematic diagram of the three-dimensional structure of the bottom plate fixing relationship proposed by the utility model;

[0017] Figure 5 This is a schematic diagram of the three-dimensional structure of the circular groove support block proposed by the utility model.

[0018] Serial numbers in the figure: 1. fixing sleeve; 2. locking mechanism; 3. screw head module; 4. connecting plate; 5. friction gasket; 6. fixing hole; 7. limiting hole; 8. forming sleeve; 9. bottom plate; 10. limiting column; 11. limiting pin; 12. spring; 13. baffle; 14. support block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Example 1: See Figure 1-5 The utility model discloses a screw production mold which is easy to assemble, comprising a fixed sleeve 1, a screw head module 3 is provided on the top surface of the fixed sleeve 1, a locking and clamping mechanism 2 is symmetrically provided on the lower part of the fixed sleeve 1, a bottom plate 9 is provided on the bottom surface of the fixed sleeve 1, a clamping block for installing a limit is provided on the upper part of the fixed sleeve 1, a limit bolt is provided on the top of the clamping block, a connecting plate 4 is provided on the bottom surface of the screw head module 3, and a plurality of fixing holes 6 for cooperating with the limit bolts are equidistantly provided on the bottom surface of the connecting plate 4 in the circumferential direction. Through the setting of the locking and clamping mechanism 2, the production mold of the locking screw can be installed more quickly, which is convenient for the installation and disassembly of the mold. Through the setting of the clamping block, the workbench can be better abutted against the supporting mold. Through the setting of the screw head module 3, the mold of the screw rod and the mold of the screw head can be separately disassembled and installed, which is convenient for the replacement and combination of the mold.

[0021] Embodiment 2:

[0022] The technical solution is basically the same as that of the first embodiment, except that Figure 4 , Figure 5As shown, the locking mechanism 2 is composed of a limit pin 11, a spring 12 and a baffle 13. The baffle 13 is fixed to the right side of the limit pin 11. The left side of the limit pin 11 is sleeved with a spring 12, and the right side of the spring 12 abuts against the baffle 13. The lower end of the fixed sleeve 1 is provided with a mounting groove for installing the locking mechanism 2, and the left end of the spring 12 abuts against the left side wall of the mounting groove. Through the arrangement of the spring 12 and the baffle 13, the limit pin 11 can be better pushed to engage the pin-fixed limit column 10; two limit columns 10 are symmetrically protruded on the upper top surface of the bottom plate 9, and a pin hole for the limit pin 11 to penetrate and engage is provided on the limit column 10. The bottom surface of the fixed sleeve 1 is provided with a limit hole 7 for penetrating the limit column 10. Through the arrangement of the limit column 10, it can A more convenient installation and disassembly base plate 9; a forming sleeve 8 is provided inside the fixed sleeve 1, and the forming sleeve 8 is fixedly connected to the fixed sleeve 1. The forming sleeve 8 is a shrinkage-shaped sleeve that is wide at the top and narrow at the bottom. The setting of the shrinkage-shaped forming sleeve 8 that is wide at the top and narrow at the bottom can better form the screw; support blocks 14 of different shapes are provided in the screw head module 3, and the top surface of the support block 14 is provided with a pin connection hole that is pin-connected to the screw head module 3. Through the support block 14 pinned on the screw head module 3, support blocks 14 of different shapes can be better replaced, which is convenient for forming screw heads of different shapes; friction gaskets 5 are provided on the side of the support block 14. Through the setting of the friction gasket 5, a buffering effect can be played for the forming of the screw head, thereby improving the service life of the support block 14.

[0023] Working principle: When the utility model is used, the fixed sleeve 1 is first fixedly installed on the workbench where the mold table is placed. The lower end of the fixed sleeve 1 is provided with a base plate 9. The limit pin 11 extended from the locking and locking mechanism 2 is fixedly pinned with the limit column 10. Then the screw head module 3 is installed on the upper part of the fixed sleeve 1. Through the setting of the fixing hole 6, the screw head module 3 can be better installed and fixed. The setting of the screw head module 3 can separately disassemble and install the mold of the screw rod and the mold of the screw head, which is convenient for the replacement and combination of the mold. Finally, the assembly of the mold is completed. When the mold is disassembled, the support block 14 can be replaced separately. Through the quick pin-connected support block 14, it is convenient to replace partially damaged components. At the same time, the support blocks 14 of different shapes can be quickly replaced. The setting of the friction gasket 5 can buffer the forming of the screw head, thereby increasing the service life of the support block 14.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A screw production mold that is easy to assemble, comprising a fixed sleeve (1), characterized in that: The top surface of the fixed sleeve (1) is provided with a screw head module (3), the lower part of the fixed sleeve (1) is symmetrically provided with a locking mechanism (2), the bottom surface of the fixed sleeve (1) is provided with a bottom plate (9), the upper part of the fixed sleeve (1) is provided with a clamping block for installing a limit, the top of the clamping block is provided with a limit bolt, the bottom surface of the screw head module (3) is provided with a connecting plate (4), and the bottom surface of the connecting plate (4) is equidistantly provided with a plurality of fixing holes (6) for cooperating with the limit bolts for installation.

2. A screw production mold that is easy to assemble according to claim 1, characterized in that: The locking and locking mechanism (2) is composed of a limit pin (11), a spring (12) and a baffle (13); the baffle (13) is fixed to the right side of the limit pin (11); the left side of the limit pin (11) is sleeved with a spring (12); the right side of the spring (12) abuts against the baffle (13); the lower end of the fixed sleeve (1) is provided with a mounting groove for mounting the locking and locking mechanism (2); the left end of the spring (12) abuts against the left side wall of the mounting groove.

3. The screw production mold that is easy to assemble according to claim 2, characterized in that: Two limiting columns (10) are symmetrically protruded on the upper top surface of the bottom plate (9), and the limiting columns (10) are provided with pin holes through which limiting pins (11) are inserted and clamped, and the bottom surface of the fixed sleeve (1) is provided with limiting holes (7) for inserting the limiting columns (10).

4. The screw production mold that is easy to assemble according to claim 3 is characterized in that: A forming sleeve (8) is provided inside the fixed sleeve (1), the forming sleeve (8) being fixedly connected to the fixed sleeve (1), and the forming sleeve (8) is a shrink-shaped sleeve that is wider at the top and narrower at the bottom.

5. The screw production mold that is easy to assemble according to claim 4, characterized in that: Support blocks (14) of different shapes are provided in the screw head module (3), and the top surface of the support block (14) is provided with a pin connection hole for pin connection with the screw head module (3).

6. The screw production mold that is easy to assemble according to claim 5, characterized in that: A friction pad (5) is provided on the side of the support block (14).

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