CN217968307U

CN217968307U - Mouth-shaped film tool of preforming machine

Info

Publication number: CN217968307U
Application number: CN202221924360.7U
Authority: CN
Inventors: 陶龙海; 孙龙
Original assignee: Shanghai Xinzhiyi Semiconductor Material Co ltd
Current assignee: Shanghai Xinzhiyi Semiconductor Material Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-06
Anticipated expiration: 2032-07-25

Abstract

The utility model provides a mouth-shaped film tool of a preforming machine, which comprises a mouth-shaped piece and a sleeve; the sleeve is arranged in a hollow mode, the mouth-shaped piece is arranged on one side of the sleeve, the mouth-shaped piece is provided with an extrusion hole, the extrusion hole is communicated with the hollow position of the sleeve, and the extrusion hole is used for limiting the extrusion shape of the preforming machine. The utility model discloses a preforming machine mouth type membrane frock is through inciting somebody to action sleeve cavity sets up to make the raw materials of extrusion equipment effect can pass through telescopic cavity department is extruded, through inciting somebody to action mouth type spare set up in telescopic one side, and set up on the mouth type spare and extrude the hole, make the raw materials can be in when receiving the extrusion obtain the rubber base product of required shape under the injecing of extrusion hole, and the mouth type membrane frock of this application only is equipped with mouth type spare and sleeve, and the component part is few, easily equipment and clearance are difficult not hard up when the aircraft nose is closed, convenient to use.

Description

Mouth-shaped film tool of preforming machine

Technical Field

The utility model relates to a preforming machine technical field especially relates to a preforming machine mouth shape membrane frock.

Background

The rubber preforming equipment is high-precision and high-efficiency rubber blank manufacturing equipment, can produce rubber blanks with various medium and high hardness and various shapes, has high rubber blank precision and no air bubbles, and is suitable for producing products such as rubber sundries, oil seals, O-shaped rings and the like.

In the rubber preforming device, the rubber preforming is completed by an extruding device, and the extruding device comprises a hydraulic oil cylinder, a sealing device, a feeding barrel, a machine head and the like. Wherein, a mouth-shaped die is arranged in the machine head, the mouth-shaped die is composed of a plurality of parts, and before use, all parts of the mouth-shaped die are cleaned and assembled, and then are assembled in the machine head.

The existing mouth-shaped film is long in cleaning time due to the fact that more parts are not easy to clean in the using process, and the parts of the mouth-shaped film are often loosened and fall off when the machine head is closed after being assembled, so that the mouth-shaped film needs to be assembled again.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preforming machine mouth type membrane frock for improve among the prior art mouth type membrane part many, be difficult for the clearance, use trouble problem.

In order to achieve the purpose, the utility model provides a mouth-shaped film tool of a preforming machine, which comprises a mouth-shaped piece and a sleeve; the sleeve is arranged in a hollow mode, the mouth-shaped piece is arranged on one side of the sleeve, the mouth-shaped piece is provided with an extrusion hole, the extrusion hole is communicated with the hollow position of the sleeve, and the extrusion hole is used for limiting the extrusion shape of the preforming machine.

The utility model discloses a preforming machine mouth type membrane frock beneficial effect lies in: through inciting somebody to action sleeve cavity sets up to make the raw materials of extrusion equipment effect can pass through telescopic cavity department is extruded, through inciting somebody to action mouth shape spare set up in telescopic one side, and set up on the mouth shape spare and extrude the hole, make the raw materials can be in when receiving the extrusion extrude the rubber base product that obtains required shape under the injecing of hole, and the mouth shape membrane frock of this application only is equipped with mouth shape spare and sleeve, and the component part is few, easily assembles and the clearance, is difficult not hard up when the aircraft nose is closed, convenient to use.

In one possible approach, the extrusion orifice includes a conical section; the diameter of the conical surface section is gradually reduced along the direction that the mouth-shaped piece approaches the sleeve. The beneficial effects are that: through setting up the conical surface section promotes the raw materials and passes through extrude the convenience in hole, be convenient for extrude of raw materials.

In one possible version, the extrusion orifice further comprises a straight segment; the straight line section is communicated with the conical surface section, and the straight line section is arranged on one side, close to the sleeve, of the mouth-shaped piece. The beneficial effects are that: by providing the straight segments, the formation and shape retention of the extruded feedstock is facilitated.

In one possible embodiment, the taper angle of the taper section is 30 to 60 degrees.

In one possible solution, the cross-section of the extrusion orifice is circular.

In one possible solution, the sleeve is provided with a stepped surface; the outline of mouth type spare with the profile looks adaptation of the ladder department of stair surface, mouth type spare set up in stair surface department. The beneficial effects are that: the stepped surface is arranged, so that the mouth-shaped piece and the sleeve can be assembled and centered conveniently.

In one possible embodiment, the sleeve is arranged coaxially with the die. The beneficial effects are that: the raw materials are stressed more uniformly through the coaxial arrangement of the raw materials and the extrusion rubber blank is more stable in internal structure.

In one possible embodiment, the die is provided with an extension which is arranged on the side of the die close to the sleeve, and the extrusion openings are arranged in the die and the extension. The beneficial effects are that: the space which is not occupied by the mouth-shaped piece in the hollow part of the sleeve can be utilized by arranging the extension part, and the taper of the conical surface section can be conveniently designed on the premise of not increasing the space occupancy rate.

In one possible embodiment, the mouth piece is further provided with a heat dissipation portion, which is arranged between the extension and the sleeve. The beneficial effects are that: the heat dissipation part is arranged, so that the rubber blank of the extrusion hole can be cooled and shaped conveniently.

In a possible embodiment, the heat dissipation portions are provided in plurality, and the heat dissipation portions are uniformly provided on the circumferential side of the extension portion. The beneficial effects are that: the setting is convenient for promote the radiating effect like this, is convenient for the design of glue embryo.

Drawings

Fig. 1 is a schematic structural view of a die tooling of a preforming machine according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a pre-forming machine die tooling in a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a die tooling of a preforming machine according to a third embodiment of the present invention.

Reference numbers in the figures:

1. a mouth-shaped piece; 101. a conical surface section; 102. a straight line segment; 103. an extension; 104. a heat dissipating section;

2. a sleeve; 201. a step surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but not the exclusion of other elements or items.

To the problem that prior art exists, the embodiment of the utility model provides a preforming machine mouth shape membrane frock.

Fig. 1 is the structure schematic diagram of the mouth-shaped film tool of the preforming machine in the first embodiment of the present invention, fig. 2 is the structure schematic diagram of the mouth-shaped film tool of the preforming machine in the second embodiment of the present invention, fig. 3 is the structure schematic diagram of the mouth-shaped film tool of the preforming machine in the third embodiment of the present invention.

In some embodiments of the present invention, referring to fig. 1 to 3, the mouth-shaped film tooling of the preforming machine includes a mouth-shaped piece 1 and a sleeve 2; the sleeve 2 is arranged in a hollow mode, the mouth-shaped piece 1 is arranged on one side of the sleeve 2, the mouth-shaped piece 1 is provided with extrusion holes, the extrusion holes are communicated with the hollow position of the sleeve 2, and the extrusion holes are used for limiting the extrusion shape of the preforming machine.

The utility model discloses a some embodiments, sleeve 2 sets up to cylindric, mouth type spare 1 sets up to circular platelike, extrude the hole set up in the centre of a circle of mouth type spare 1, the shape of extruding the hole sets up to circular.

In some embodiments, the sleeve 2 is horizontally arranged in the left-right direction, the mouth-shaped part 1 is placed on the left side of the sleeve 2, a holding force is formed on the mouth-shaped part 1 through the end surface of the sleeve 2, the mouth-shaped part 1 is kept attached to the sleeve 2 under the action of an extrusion mechanism of the preforming machine, and raw materials can be extruded and molded through an extrusion hole in the mouth-shaped part 1.

In some embodiments, the sum of the lengths of the sleeve 2 and the die 1 is equal to the length of the pre-former mounting die tooling, and the outer diameter of the sleeve 2 is matched with the diameter of the pre-former mounting die tooling.

In some embodiments, the left end face of the sleeve 2 is provided with a stepped surface 201, and the mouth piece 1 is arranged on the stepped surface 201. In some specific embodiments, the left end face of the mouth piece 1 is flush with the left end face of the sleeve 2, and the length of the sleeve 2 is equal to that of the pre-forming machine mounting mouth film tool.

In some embodiments, the cross-section of the extrusion orifice is configured as a rectangle, square, or oval.

In some embodiments, the cross-section of the extrusion orifice is provided as a regular polygon.

In some embodiments of the present invention, referring to fig. 1-3, the extrusion orifice includes a conical section 101; the diameter of the conical surface section 101 is gradually reduced along the direction that the mouth-shaped part 1 approaches the sleeve 2.

In some embodiments of the present invention, the conical surface section 101 is a conical surface or a pyramidal surface. The diameter of the conical surface section 101 gradually decreases from left to right.

In some embodiments, the extrusion orifice is formed entirely by the tapered section 101.

In some embodiments of the present invention, referring to fig. 1 and 2, the extrusion orifice further comprises a straight segment 102; the straight line segment 102 is communicated with the conical surface segment 101, and the straight line segment 102 is arranged on one side of the mouth-shaped piece 1 close to the sleeve 2.

In some embodiments of the present invention, the straight line segment 102 is disposed on the right side of the conical surface segment 101, and the straight line segment 102 is in the shape of a product extruded through the extrusion hole.

In some embodiments of the present invention, referring to fig. 1 and 2, the taper angle of the taper surface section 101 is 30 degrees to 60 degrees.

In some embodiments of the present invention, the taper angle of the taper surface section 101 is 30 degrees. In some embodiments, the taper angle of the tapered section 101 is 35 degrees, 40 degrees, 45 degrees, 50 degrees, 55 degrees, or 60 degrees

In some embodiments of the present invention, referring to fig. 1 and 2, the sleeve 2 is provided with a step surface 201; the outer contour of the mouth-shaped piece 1 is matched with the contour of the step surface 201, and the mouth-shaped piece 1 is arranged on the step surface 201.

The utility model discloses a some embodiments, the ladder face 201 is the one-level ladder, promptly the left side terminal surface of sleeve 2 is equipped with a recess that is greater than its internal diameter and is less than its external diameter, the thickness of mouth type spare 1 with the thickness of recess equals.

In some embodiments, the shape of the groove is circular.

In some embodiments of the present invention, referring to fig. 1 and 2, the sleeve 2 is disposed coaxially with the mouth-shaped member 1.

In some embodiments of the present invention, the sleeve 2 is coaxial with the mouth-shaped member 1. In some embodiments, the extrusion orifice is arranged coaxially with the mouth piece 1.

In some embodiments, referring to fig. 1 to 3, the mouth-shaped member 1 is provided with an extension 103, the extension 103 is disposed on one side of the mouth-shaped member 1 close to the sleeve 2, and the extrusion hole is disposed on the mouth-shaped member 1 and the extension 103.

In some embodiments of the present invention, the extension 103 is cylindrical, and the outer diameter of the extension 103 is smaller than the inner diameter of the sleeve 2.

In some embodiments, the tapered surface section 101 is disposed on the mouth piece 1 and the extension 103. In some embodiments, the straight section 102 is provided to the mouth piece 1 and the extension 103. In some embodiments, the tapered section 101 is disposed on the mouth piece 1, and the straight section 102 is disposed on the extension 103.

In some embodiments, referring to fig. 1 to 3, the mouth-shaped member 1 is further provided with a heat dissipating portion 104, and the heat dissipating portion 104 is disposed between the extension portion 103 and the sleeve 2.

In some embodiments of the present invention, the heat dissipating portion 104 is plate-shaped, the heat dissipating portion 104 is disposed between the extension portion 103 and the sleeve 2, and the heat dissipating portion 104 is connected to the extension portion 103 and/or the mouth-shaped member 1. When the extrusion die is used, the extrusion raw materials can generate heat, so that the extruded rubber blank is still in a soft state when the extruded rubber blank is not fully contacted with air, and the heat dissipation part 104 can promote the heat dissipation of the mouth-shaped piece 1, so that the extruded rubber blank is convenient to shape. In some embodiments, the heat radiating portion 104 is disposed along a radial direction of the extension portion 103.

In some embodiments, the heat dissipation portions 104 are disposed in a plurality, and the heat dissipation portions 104 are uniformly disposed on the circumferential side of the extension portion 103.

Although the embodiments of the present invention have been described in detail hereinabove, it is apparent to those skilled in the art that various modifications and variations can be made to these embodiments. However, it is to be understood that such modifications and variations are within the scope and spirit of the present invention as set forth in the appended claims. Moreover, the invention as described herein is capable of other embodiments and of being practiced or of being carried out in various ways.

Claims

1. The mouth-shaped film tool of the preforming machine is characterized by comprising a mouth-shaped piece and a sleeve;

the sleeve is arranged in a hollow mode, the mouth-shaped piece is arranged on one side of the sleeve, the mouth-shaped piece is provided with an extrusion hole, the extrusion hole is communicated with the hollow position of the sleeve, and the extrusion hole is used for limiting the extrusion shape of the preforming machine.

2. The pre-forming machine die tooling of claim 1, wherein the extrusion orifice includes a tapered section;

the diameter of the conical surface section is gradually reduced along the direction that the mouth-shaped piece approaches the sleeve.

3. The pre-forming machine die tooling of claim 2, wherein the extrusion orifice further comprises a straight segment;

the straight line section is communicated with the conical surface section, and the straight line section is arranged on one side, close to the sleeve, of the mouth-shaped piece.

4. The pre-forming machine die tooling set forth in claim 2, wherein the taper angle of the tapered surface section is 30 to 60 degrees.

5. The pre-forming machine die tooling set forth in claim 1, wherein the cross-section of the extrusion orifice is circular.

6. The pre-forming machine die tooling according to claim 1, wherein the sleeve is provided with a stepped surface;

the outline of mouth type spare with the profile looks adaptation of the ladder department of stair surface, mouth type spare set up in stair surface department.

7. The pre-former die tooling of claim 1, wherein the sleeve is disposed coaxially with the die.

8. The pre-forming machine die tooling set forth in claim 1, wherein the die member is provided with an extension portion disposed on a side of the die member adjacent to the sleeve, and the extrusion holes are disposed on the die member and the extension portion.

9. The pre-forming machine mouth-shaped film tooling according to claim 8, wherein the mouth-shaped piece is further provided with a heat dissipation part which is arranged between the extension part and the sleeve.

10. The pre-forming machine die tooling according to claim 9, wherein the heat dissipation portions are provided in plurality, and the heat dissipation portions are uniformly provided on the periphery side of the extension portion.