CN210161490U

CN210161490U - Vulcanization mold for solving inaccurate edge-removing positioning problem of thin vulcanized part

Info

Publication number: CN210161490U
Application number: CN201920997787.1U
Authority: CN
Inventors: 郭文杰
Original assignee: Qingdao Likang Xinjiu High-Tech Technology Co Ltd
Current assignee: Qingdao Likang Xinjiu High-Tech Technology Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-29
Publication date: 2020-03-20
Anticipated expiration: 2029-06-29
Also published as: CN110315666B; CN110315666A

Abstract

The utility model discloses a solve slim vulcanization part except that vulcanization mould of the inaccurate problem of limit location, including assembling die and outer composite casing, the assembling die sets up in the inside of outer composite casing, the assembling die includes third template and first mould, first mould setting is in the top of annotating the material axle, the bilateral symmetry joint of first mould has the second mould, the bilateral symmetry joint of third template has fourth mould, two the equal joint in top of fourth mould has the fifth mould, outer composite casing includes bottom plate and a pair of curb plate, two the both ends at the bottom plate are installed to the curb plate symmetry. The utility model discloses use the mode of first mould, second mould, third mould, fourth mould and fifth mould amalgamation equipment to come the shaping product, the position of two liang of mould amalgamations can laminate with the profile of product itself, observes fashioned product as far as on the whole and is unified structure, also can avoid unedged production simultaneously.

Description

Vulcanization mold for solving inaccurate edge-removing positioning problem of thin vulcanized part

Technical Field

The utility model relates to a vulcanization mould utensil technical field especially relates to a solve slim vulcanization part and remove vulcanizing mould of limit location inaccuracy problem.

Background

The vulcanization is also called as cross-linking and curing, a process of adding a cross-linking auxiliary agent such as a vulcanizing agent, an accelerator and the like into rubber and converting linear macromolecules into a three-dimensional network structure under certain temperature and pressure conditions is carried out, sulfur, carbon black and the like are added into raw rubber and the raw rubber is heated under high pressure to be converted into vulcanized rubber, the process is called as vulcanization, but in order to realize an ideal vulcanization process, the selection of a compounding agent, particularly the selection of the accelerator has decisive significance except the selection of the optimal vulcanization conditions.

The most obvious difference between the conventional molding and injection molding is that the former rubber is filled into the mold cavity in a cold state, the latter is that the rubber material is heated and mixed, and is injected into the die cavity at the temperature close to the vulcanization temperature, generally, the rubber sheet with a plurality of parts connected together by fins is produced by a vulcanization die, then the rubber sheet is positioned by the appearance of the parts, the fins are punched and cut into single parts by the fins, because the product part has small appearance and also has details, the positioning is not reliable, the product shape is not standard due to the mutual offset of the upper part and the lower part during injection molding, influences the later punching of the product, and the problem of rough edges of the product formed by vulcanization is easy to occur, in the demolding process, a formed product is easily stuck on the inner wall of the mold and cannot be separated from the mold, the appearance of the product is affected by abnormal operation, and troubles are caused for later-stage treatment.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the product formed by using the traditional vulcanizing mould is provided with the vulcanizing mould which solves the problem of inaccurate edge removing and positioning of thin vulcanized parts.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vulcanizing mold for solving the problem of inaccurate edge-removing positioning of thin vulcanized parts, which comprises a combined mold and an outer combined shell, the combined die is arranged inside the outer combined shell and comprises a third template and a first die, the first mould is arranged above the material injection shaft, the two sides of the first mould are symmetrically clamped with the second mould, fourth dies are symmetrically clamped on two sides of the third template, fifth dies are clamped above the two fourth dies, the outer combined shell comprises a bottom plate and a pair of side plates, the two side plates are symmetrically arranged at the two ends of the bottom plate, a pair of top shafts are inserted on the bottom plate, the two top shafts are abutted against the fifth mould and the third template, the injection molding machine is characterized in that an injection shaft is inserted into the first mold, an injection cavity is formed in the injection shaft, first positioning mechanisms are symmetrically installed on the bottom plate, and a plurality of second positioning mechanisms are installed on the side plates.

Preferably, the first positioning mechanism comprises a first inclined shaft, a second movable groove corresponding to the first inclined shaft is formed in the bottom plate, and the first inclined shaft penetrates through the two second movable grooves respectively and is clamped at the bottom of the fourth mold.

Preferably, the second positioning mechanism includes a second inclined shaft, the second inclined shaft penetrates through the side plate, and one end of the second inclined shaft is inserted into the second mold, the fifth mold or the fourth mold.

Preferably, a top shaft is arranged between the fourth mold and the third mold plate, a first movable groove corresponding to the top shaft is formed in the bottom plate, the top shaft penetrates through the first movable groove, a top block is fixedly arranged at the upper end of the first movable groove, and the top block is arranged at the joint of the fifth mold and the third mold plate.

Preferably, a pair of first thread sleeves is inserted between the bottom plate and the third template through threads, a first thread shaft is inserted in the first thread sleeves through the threads, and the upper end threads of the first thread shaft are inserted on the third template.

Preferably, be provided with coupling mechanism between curb plate and the bottom plate, coupling mechanism includes second thread bush and second thread bush, second thread bush screw thread is inserted and is established on the bottom plate, second thread bush screw thread passes second thread bush and curb plate, second thread bush one end fixedly connected with in-connection connecting axle, the one end fixedly connected with external connection axle of second thread bush, in-connection connecting axle sets up in the external connection axle.

Preferably, an inflection point is arranged at the joint of the first mold and the second mold, an inflection point is also arranged at the joint of the second mold and the fifth mold, and an inflection point is also arranged at the joint of the fifth mold and the fourth mold.

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

1. the mode that uses first mould, second mould, third mould, fourth mould and fifth mould amalgamation equipment comes the shaping product, and the position of two liang of mould amalgamations can laminate with the profile of product itself, observes fashioned product as far as on the whole and is unified structure, also can avoid unedged production simultaneously.

2. Through the mode of mould amalgamation, set up the flex point in mould concatenation department, carry out the accuracy of calibration and location position each other through the flex point, fix a position the whole, guarantee the standard degree of shaping product, just carried out the calibration of position each other at the in-process of equipment.

3. The periphery of the combined die is assembled through the bottom plate and the side plate, then the first inclined shaft and the second inclined shaft are used for applying pressure on the inclined surfaces, and a component force is applied to the inclined surfaces, so that the force distribution direction is just directed to the center of the die, the center is extruded, and the connection tightness of the dies is guaranteed.

Drawings

FIG. 1 is a schematic structural view of a vulcanizing mold for solving the problem of inaccurate edge removing and positioning of thin vulcanized parts, which is provided by the utility model;

FIG. 2 is a schematic structural view of a vulcanizing mold of a middle bottom plate for solving the problem of inaccurate edge removing and positioning of thin vulcanized parts, which is provided by the utility model;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic view of the structure at B in FIG. 1;

fig. 5 is a schematic structural diagram at C in fig. 1.

In the figure: the injection molding machine comprises a base plate 1, a second inclined shaft 2, a side plate 3, a second mold 4, a first mold 5, an injection shaft 6, an injection cavity 7, a first inclined shaft 8, a first movable groove 9, a third mold plate 10, a top shaft 11, a second movable groove 12, a fourth mold 13, a fifth mold 14, a second threaded sleeve 15, a first threaded shaft 16, a first threaded sleeve 17, a top block 18, a second threaded shaft 19, an external connecting shaft 20 and an internal connecting shaft 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.

Referring to fig. 1-5, a vulcanization mold for solving the problem of inaccurate edge-removing positioning of thin vulcanized parts comprises a combination mold and an outer combination shell, wherein the combination mold is arranged inside the outer combination shell, the combination mold comprises a third mold plate 10 and a first mold 5, the first mold 5 is arranged above an injection shaft 6, the second mold 4 is symmetrically clamped on two sides of the first mold 5, the fourth mold 13 is symmetrically clamped on two sides of the third mold plate 10, a fifth mold 14 is clamped on both sides of the fourth mold 13, the outer combination shell comprises a bottom plate 1 and a pair of side plates 3, the two side plates 3 are symmetrically arranged at two ends of the bottom plate 1, a pair of top shafts 11 are inserted on the bottom plate 1, the two top shafts 11 are abutted against the fifth mold 14 and the third mold plate 10, the injection shaft 6 is inserted on the first mold 5, an injection cavity 7 is arranged in the injection shaft 6, and a first positioning mechanism is symmetrically arranged on the bottom plate 1, a plurality of second positioning mechanisms are arranged on the side plate 3;

wherein, the first positioning mechanism comprises a first inclined shaft 8, a second movable groove 12 corresponding to the first inclined shaft 8 is arranged on the bottom plate 1, the two first inclined shafts 8 respectively penetrate through the two second movable grooves 12 and are clamped at the bottom of a fourth mould 13, the width of the second movable groove 12 is larger than that of the first inclined shaft 8, the first inclined shaft 8 is inserted into the fourth mould 13 along the inner wall of one side of the second movable groove 12, meanwhile, the force direction of the first inclined shaft 8 is also the inclined direction of the first inclined shaft 8, the two first inclined shafts 8 are mutually matched to form a mode of clamping towards the center of the third mould 10, and correspondingly, the two fourth moulds 13 are pressed towards the third mould 10, so that the joint of the fourth mould 13 and the third mould 10 has good tightness and can play a role of preventing flash, the joint of the fourth mould 13 and the third mould 10 is a finished product turning point, and the edge line at the joint can be hidden at the turning point, meanwhile, the two fourth dies 13 extrude the third template 10, so that the edge positioning accuracy is also ensured;

the second positioning mechanism comprises a second inclined shaft 2, the second inclined shaft 2 penetrates through the side plate 3, one end of each of the second inclined shafts 2 is inserted into the second die 4, the fifth die 14 or the fourth die 13, the second inclined shaft 2 applies pressure to the inside from one side of each inclined edge, and because one side of each second inclined shaft 2 is an inclined surface, when the second inclined shaft 2 is inserted into one side of the second die 4, the fifth die 14 or the fourth die 13, the inclined surfaces are separated from each other due to stress, a stress direction is separated and points to the center direction of the first die 5 or the third die plate 10, and the second die 4, the fifth die 14 and the fourth die 13 are positioned and simultaneously extruded to the center, so that the connection between the modules is tight, and burrs are avoided;

a top shaft 11 is arranged between a fourth mold 13 and a third mold plate 10, a first movable groove 9 corresponding to the top shaft 11 is formed in the bottom plate 1, the top shaft 11 penetrates through the first movable groove 9, a top block 18 is fixedly arranged at the upper end of the first movable groove 9, the top block 18 is arranged at the joint of a fifth mold 14 and the third mold plate 10, the upper end of the top block 18 is arc-shaped, and the problem that materials overflow from gaps due to untight connection easily occurs at the joint of the fifth mold 14 and the third mold plate 10, so that the top block 18 is added at the connected fine gaps, and is pushed at the connected seam positions by using an air cylinder, so that the sealing effect is achieved, the ejector rod effect can be achieved, and after a product is molded, the product is pushed up from each mold;

a pair of first threaded sleeves 17 are inserted between the bottom plate 1 and the third template 10 through threads, first threaded shafts 16 are inserted in the first threaded sleeves 17 through internal threads, and upper end threads of the first threaded shafts 16 are inserted on the third template 10. The third template 10 and the bottom plate 1 are connected through the first thread bush 17 in a threaded mode, meanwhile, the first thread shaft 16 is inserted into the first thread bush 17 in an internal thread mode, then the first thread shaft 16 is inserted into the third template 10 in a threaded mode, the third template 10 and the bottom plate 1 are connected through the first thread shaft 16 and the first thread bush 17 in a threaded mode simultaneously, and the double-layer thread connection positioning is achieved, so that the installation stability is guaranteed;

the connecting mechanism is arranged between the side plate 3 and the bottom plate 1 and comprises a second threaded shaft 19 and a second threaded sleeve 15, the second threaded sleeve 15 is inserted on the bottom plate 1 in a threaded manner, the second threaded shaft 19 penetrates through the second threaded sleeve 15 and the side plate 3 in a threaded manner, one end of the second threaded shaft 19 is fixedly connected with an inner connecting shaft 21, one end of the second threaded sleeve 15 is fixedly connected with an outer connecting shaft 20, the inner connecting shaft 21 is arranged in the outer connecting shaft 20, the side plate 3 and the bottom plate 1 can be installed and disassembled through the connecting mechanism, when the device is transported, the whole device is assembled and fixed together through the connecting mechanism, transportation is convenient, and when the device is used, the device is disassembled to enable the side plate 3 and the bottom plate 1 to flexibly move relative to each other;

the connecting part of the first mold 5 and the second mold 4 is provided with an inflection point, the connecting part of the second mold 4 and the fifth mold 14 is also provided with an inflection point, the connecting part of the fifth mold 14 and the fourth mold 13 is also provided with an inflection point which is of a zigzag structure, the connecting part with the inflection point is compared with a direct connection mode, a function of calibrating a relative position is achieved, only the inflection point is perfectly matched with the adjacent two modules, the adjacent two modules can be spliced together, the accuracy of mutual positioning and splicing is ensured, meanwhile, the inflection point generally forms an upward wall surface at the edge position of connection, relative positions of filled materials are downward, the materials are difficult to continue upward along the wall surface, and the effect of preventing flash can be achieved.

In the utility model, when a user uses the device, firstly, the bottom plate 1 is a mechanism fixed on the equipment, the fourth die 13 and the third die plate 10 are arranged on the bottom plate 1 in order, then the two fifth dies 14 are symmetrically spliced on the fourth die 13, the junction of the fifth die 14 and the fourth die 13 is provided with an inflection point, the fifth die 14 and the fourth die 13 can splice two plates together well only along the inflection point, then the two second dies 4 are spliced and installed above the fifth die 14, the edge position of the junction between the fifth die 14 and the second die 4 also has the inflection point, when in installation, the fitting of the inflection point is also required to be ensured for installation, the correct splicing can be ensured only by the good fitting of the inflection point, finally, the first die 5 and the material injection shaft 6 are installed between the two second dies 4, finally, the two side plates 3 are installed above the bottom plate 1 and on two sides of the whole combined die, the lower ends of the side plates 3 are clamped with the bottom plate 1, a plurality of second inclined shafts 2 are inserted inwards from the two side plates 3, the ends of the second inclined shafts 2 are trapezoidal, and when the second inclined shafts 2 are inserted inwards by using an air cylinder, the second molds 4, the fifth molds 14 and the third mold plate 10 are clamped tightly;

meanwhile, the cylinder at the bottom of the bottom plate 1 can drive the top shaft 11 and the second movable groove 12 to move, the top shaft 11 can be inserted between the fourth mold 13 and the third mold plate 10, and the top block 18 at the upper end of the top shaft 11 can be positioned at the joint of the edges of the fifth mold 14 and the third mold plate 10, in order to ensure good molding of the turning part of the product, avoid the problem of excessive burrs, and facilitate demolding in a completely detachable manner, wherein the first inclined shaft 8 slides into the fourth mold 13 along the side edge of the second movable groove 12, the force application direction of the first inclined shaft 8 is consistent with the moving direction of the first inclined shaft 8, the two first inclined shafts 8 are mutually matched and move towards the third mold plate 10 in common, the two first inclined shafts 8 are mutually matched to form a clamping mechanism, when pressure is applied by utilizing the inclined surfaces, a component force is applied to the inclined surfaces, so that the direction of the force application is just towards the center of the mold, thereby extruding towards the center, ensuring the connection between the dies to be tight, ensuring the connection between the fourth die 13 and the third die plate 10 to be tight again, thereby avoiding the problems of material overflow and leakage from the seam at the joint and burr when injecting the material, finally injecting the material inwards through the material injection cavity 7 in the material injection shaft 6, and cooling to form a product;

when demoulding, each plate is moved away in turn, when each mould is separated,

the product is naturally separated from the die, because the die is formed by using a splicing mode, each plate is divided by using the turning point of the product, the formed product has no additional turning point, the splicing positions of every two dies can be attached to the profile of the product, the formed product is integrally observed to be a uniform structure as far as possible, the mutual splicing tightness is ensured, the existence of burrs can be avoided, the splicing is carried out by using the turning point, the mutual mounting accuracy is improved, the positioning is accurate, the formed product is standard, and convenience is provided for other processes such as later punching;

the third template 10 is fixedly connected with the bottom plate 1, the bottom plate 1 and the third template 10 are connected through the first thread sleeve 17 in a threaded mode, the first thread sleeve 17 is inserted into the first thread sleeve 17 through threads inside the first thread sleeve 17, the third template 10 is connected with the bottom plate 1 through the first thread shaft 16 in a threaded mode again, double thread connection is used for guaranteeing firm installation between the third template 10 and the bottom plate 1, the connecting mechanism can achieve installation and disassembly between the side plate 3 and the bottom plate 1, when the device is transported, the whole device is assembled and fixed through the connecting mechanism, transportation is facilitated, and the bottom plate 1 is further provided with a plurality of positioning holes for positioning and calibrating positions between the positioning holes.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a solve slim vulcanization part except that limit location inaccurate problem's vulcanization mould utensil, includes assembling die and outer composite casing, the assembling die sets up in the inside of outer composite casing, its characterized in that, the assembling die includes third template (10) and first mould (5), first mould (5) set up in the top of annotating material axle (6), the bilateral symmetry joint of first mould (5) has second mould (4), the bilateral symmetry joint of third template (10) has fourth mould (13), two equal joint in the top of fourth mould (13) has fifth mould (14), outer composite casing includes bottom plate (1) and a pair of curb plate (3), two curb plate (3) symmetry is installed at the both ends of bottom plate (1), bottom plate (1) is inserted and is equipped with a pair of apical axis (11), two apical axis (11) offset with fifth mould (14) and third template (10), the material injection device is characterized in that a material injection shaft (6) is inserted into the first die (5), a material injection cavity (7) is formed in the material injection shaft (6), first positioning mechanisms are symmetrically installed on the bottom plate (1), and a plurality of second positioning mechanisms are installed on the side plate (3).

2. The vulcanization mold for solving the problem of inaccurate edge-removing positioning of the thin vulcanized part, as set forth in claim 1, wherein the first positioning mechanism comprises a first inclined shaft (8), the bottom plate (1) is provided with a second movable groove (12) corresponding to the first inclined shaft (8), and the two first inclined shafts (8) respectively penetrate through the two second movable grooves (12) and are both clamped at the bottom of the fourth mold (13).

3. A vulcanization mold for solving the problem of inaccurate edge-removing positioning of thin vulcanized parts, according to claim 1, wherein said second positioning mechanism comprises a second inclined shaft (2), said second inclined shaft (2) penetrates through the side plate (3), and one end of a plurality of said second inclined shafts (2) is inserted on the second mold (4), the fifth mold (14) or the fourth mold (13).

4. The vulcanization mold for solving the problem of inaccurate edge-removing positioning of the thin vulcanized part, as set forth in claim 1, is characterized in that a top shaft (11) is disposed between the fourth mold (13) and the third mold plate (10), the bottom plate (1) is provided with a first movable groove (9) corresponding to the top shaft (11), the top shaft (11) passes through the first movable groove (9), a top block (18) is fixedly disposed at the upper end of the first movable groove (9), and the top block (18) is disposed at the joint of the fifth mold (14) and the third mold plate (10).

5. The vulcanization mold for solving the problem of inaccurate edge-removing positioning of the thin vulcanized part, as recited in claim 1, wherein a pair of first threaded sleeves (17) are threadedly inserted between the bottom plate (1) and the third mold plate (10), a first threaded shaft (16) is threadedly inserted into the first threaded sleeves (17), and an upper end thread of the first threaded shaft (16) is inserted into the third mold plate (10).

6. The vulcanization mold for solving the problem of inaccurate edge positioning of a thin vulcanized part, as recited in claim 1, wherein a connection mechanism is disposed between the side plate (3) and the bottom plate (1), the connection mechanism comprises a second threaded shaft (19) and a second threaded sleeve (15), the second threaded sleeve (15) is threadedly inserted on the bottom plate (1), the second threaded shaft (19) threadedly penetrates through the second threaded sleeve (15) and the side plate (3), one end of the second threaded shaft (19) is fixedly connected with an inner connection shaft (21), one end of the second threaded sleeve (15) is fixedly connected with an outer connection shaft (20), and the inner connection shaft (21) is disposed in the outer connection shaft (20).

7. The vulcanization mould for solving the problem of inaccurate edge-removing positioning of thin vulcanized parts, as recited in claim 1, wherein an inflection point is provided at the junction of the first mould (5) and the second mould (4), an inflection point is also provided at the junction of the second mould (4) and the fifth mould (14), and an inflection point is also provided at the junction of the fifth mould (14) and the fourth mould (13).