CN217531535U

CN217531535U - Tire mold with novel mark loose piece mounting structure

Info

Publication number: CN217531535U
Application number: CN202122876709.6U
Authority: CN
Inventors: 徐峰; 徐水荣
Original assignee: Shaoxing County Xuye Mould Co ltd
Current assignee: Shaoxing County Xuye Mould Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-10-04
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a tire mould with novel loose piece mounting structure of sign, including built-in tire mould and the loose piece that has into the die cavity, be equipped with the child line groove that is annular array in the die cavity, become the die cavity in be equipped with loose piece shape corresponds and supplies its caulking groove of packing into, loose piece is including the identification part that is located its terminal surface and the installation department that is located the below, be equipped with the width in the installation department by the cooperation position that draws in gradually from top to bottom, the installation department is in through cooperation position interference fit in the caulking groove, compare with prior art, the utility model discloses a change the shape of installation department in the loose piece, after it is packing into the caulking groove, avoid its lateral wall to form interference fit with the inner wall of caulking groove completely, conveniently dismantle, avoid taking place the dead problem of card, through adopt the width by last structure of drawing in gradually from bottom in cooperation position, make it have the surplus outside the caulking groove to follow-up reinstallation, it is more convenient to use.

Description

Tire mold with novel mark loose piece mounting structure

Technical Field

The utility model relates to a technical field of tire manufacturing accessory, especially a tire mould with loose piece mounting structure of novel sign.

Background

The tire is one of important components of a bicycle or a motorcycle, and can effectively absorb shock and reduce noise and ensure the adhesion between the wheel and the road surface on the basis of supporting the vehicle. In order to meet market demands and achieve traceability of products, parameters such as internal pressure, trademarks, loads, specifications and the like are generally marked on tires, and the identification content is formed by loose blocks which are also called loose blocks. And the content of the mark needs to be changed frequently during the production process of the tire.

In the prior art, in order to ensure the firmness of the movable block arranged on the side plate, the movable block is generally in interference fit with the caulking groove of the tire mold, wherein the section of the movable block is rectangular, the section of the caulking groove is also generally rectangular, and a gap needs to exist between the movable block and the caulking groove in order to enable the installation part to be smoothly installed in the caulking groove. The movable block and the movable block form an interference fit through the striking deformation of the movable block and the movable block. When the tire mold is disassembled and replaced, the front side is knocked or the tire mold is knocked from the back side after being turned over. When the size of the caulking groove is enlarged or deformed after the loose piece is disassembled, a gap appears or the loose piece is blocked after assembly, so that the assembly is difficult and the normal use is influenced.

Disclosure of Invention

The utility model aims at solving the problem in the prior art and providing a tire mold with a novel sign loose piece mounting structure to dismouting prevents to produce clearance and deformation many times.

In order to realize the above-mentioned purpose, the utility model provides a tire mould with loose piece mounting structure of novel sign, including built-in tire mould and the loose piece that has become the mold cavity, be equipped with the child line groove that is annular array in the mold cavity, become the mold cavity in be equipped with loose piece shape corresponds and supplies its caulking groove of packing into, loose piece is including the identification part that is located its terminal surface and the installation department that is located the below, be equipped with the cooperation position that the width draws in gradually from top to bottom in the installation department, the installation department is in through cooperation position interference fit in the caulking groove.

Preferably, a step is arranged between the identification part and the mounting part and is clamped on the notch of the caulking groove.

Preferably, a plurality of positioning holes are formed in the caulking groove, positioning rods corresponding to the positioning holes in number are arranged at the bottom of the mounting portion, and the positioning rods are inserted into the positioning holes.

Preferably, the positioning hole penetrates through the tire mold and is provided with threads on the inner wall, an ejector rod meshed with the threads is arranged in the positioning hole, a driving end is arranged at the end part of the ejector rod, and the ejector rod can be lifted in the positioning hole by rotating the driving end so as to act on the positioning rod to eject the positioning rod.

Preferably, the mark part is provided with a convex part which is convex upwards and is arranged around the outer edge of the mark part.

Preferably, the side wall of the caulking groove is vertically arranged.

As a preference, the first and second liquid crystal compositions are, the positioning rod and the movable block are integrally formed.

The utility model has the advantages that: compared with the prior art, the utility model discloses a change the shape of installation department in the loose piece, after its caulking groove of packing into, avoid its lateral wall to form interference fit with the inner wall of caulking groove completely, conveniently dismantle, avoid taking place the dead problem of card, through the structure that adopts the width to draw in gradually from top to bottom in cooperation position, make it have and have the surplus outside the caulking groove to follow-up secondary installation, it is more convenient to use.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

Description of the drawings:

FIG. 1 is a perspective assembly view of the present invention;

FIG. 2 is a schematic view of the connection of the middle movable block of the present invention;

in the figure: 1. a molding cavity; 2. a tire mold; 3. a collateral activating block; 4. a pattern groove; 5. caulking grooves; 6. a marking part; 7. an installation part; 8. a matching position; 9. positioning holes; 10. positioning a rod; 11. ejecting the rod; 12. a raised portion.

The specific implementation mode is as follows:

referring to fig. 1 and 2, the utility model discloses a built-in tire mould 2 and loose piece 3 that have into die cavity 1, be equipped with the child line groove 4 that is annular array in the die cavity 1, child line groove 4 is used for the formation of tire line, and concrete shape is no longer repeated in this embodiment, and it can be any one of current tire line, be equipped with in the die cavity 1 with loose piece 3 shape corresponds and supplies its caulking groove 5 of packing into, and caulking groove 5 and loose piece 3 are arc, loose piece 3 is including the installation department 7 that is located the sign portion 6 of its terminal surface and is located the below, and sign portion 6 is used for carving out the identification characters, symbol or the pattern of arch or indent etc., be equipped with the width in the installation department 7 by last cooperation position 8 that draws in gradually from bottom to bottom, cooperation position 8 can be trapezoidal, and it is isosceles trapezoid in this embodiment, installation department 7 is through cooperation position 8 cooperation in the caulking groove 5.

Specifically, be equipped with the step between identification portion 6 and the installation department 7, the step block is in on the notch of caulking groove 5, adopt the structure of step, prevent loose piece 3 when beating, installation department 7 takes place to warp, also plays limiting displacement simultaneously.

Specifically, a plurality of positioning holes 9 are formed in the caulking groove 5, positioning rods 10 corresponding to the positioning holes 9 in number are arranged at the bottom of the mounting portion 7, and the positioning rods 10 are inserted into the positioning holes 9. According to the length of loose piece 3, the quantity of locating hole 9 and locating lever 10 can be one or more, in this embodiment, adopts two both ends that are located loose piece 3 respectively, and it plays the effect of location and direction with dismantling loose piece 3, prevents to take place the skew and cause the card dead when the installation, and it is more convenient to use.

Specifically, the positioning hole 9 penetrates through the tire mold 2 and is provided with threads on the inner wall, an ejector rod 11 engaged with the threads is arranged in the positioning hole 9, a driving end is arranged at the end of the ejector rod 11, and the ejector rod 11 can be lifted in the positioning hole 9 by rotating the driving end so as to eject the positioning rod 10. The driving end is an outer hexagon so that the wrench can control the ejector rod 11 to rotate, when the ejector rod rotates, the ejector rod moves up or down in the positioning hole 9 along the distribution direction of the threads, when the ejector rod rises to abut against the positioning rod 11, the ejector rod continues to feed, the positioning rod 10 is ejected out of the positioning hole 9 gradually, and the loose block 3 is removed from the caulking groove 5.

Specifically, the mark portion 6 is provided with a convex portion 12 which protrudes upward and surrounds the outer edge of the mark portion. The projection 12 is used for striking, and prevents the identification information from being damaged by striking when the movable block 3 is attached.

Specifically, the side wall of the caulking groove 5 is vertically arranged.

Specifically, the positioning rod 10 and the movable block 3 are manufactured into a whole by welding or casting and other processes.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a tire mould with loose piece mounting structure of novel sign, including built-in tire mould (2) and loose piece (3) that have molding cavity (1), be equipped with in molding cavity (1) and be annular array's child line groove (4), a serial communication port, be equipped with in molding cavity (1) with loose piece (3) shape corresponds and supplies caulking groove (5) that it packed into, loose piece (3) are including sign portion (6) that are located its terminal surface and installation department (7) that are located the below, be equipped with width in installation department (7) and be located (8) by the cooperation that draws in gradually from top down, installation department (7) are in through cooperation position (8) interference fit in caulking groove (5).

2. The tire mold with the novel identification segment mounting structure of claim 1, wherein: be equipped with the step between sign portion (6) and installation department (7), the step block is in on the notch of caulking groove (5).

3. The tire mold with the novel identification segment mounting structure of claim 1 or 2, wherein: a plurality of positioning holes (9) are formed in the caulking groove (5), positioning rods (10) the number of which corresponds to that of the positioning holes (9) are arranged at the bottom of the mounting portion (7), and the positioning rods (10) are inserted into the positioning holes (9).

4. The tire mold with the novel identification segment mounting structure of claim 3, wherein: the positioning hole (9) penetrates through the tire mold (2) and is provided with threads on the inner wall, an ejector rod (11) meshed with the threads is arranged in the positioning hole (9), a driving end is arranged at the end part of the ejector rod (11), and the ejector rod (11) can be lifted in the positioning hole (9) by rotating the driving end so as to act on the positioning rod (10) to eject the positioning rod.

5. The tire mold with the novel identification segment mounting structure of claim 1, wherein: and the mark part (6) is provided with a convex part (12) which is convex upwards and surrounds the outer edge of the mark part.

6. The tire mold with the novel identification segment mounting structure of claim 1, wherein: the side wall of the caulking groove (5) is vertically arranged.

7. The tire mold with the novel identification segment mounting structure as claimed in claim 4, wherein: the positioning rod (10) and the movable block (3) are integrally formed.