CN217891684U

CN217891684U - Precise plastic mold with automatic demolding function

Info

Publication number: CN217891684U
Application number: CN202221794789.9U
Authority: CN
Inventors: 雷金鹏; 张东彬; 雷辉坤
Original assignee: Shenzhen Hengsheng Huatai Plastic Electronic Technology Co ltd
Current assignee: Shenzhen Hengsheng Huatai Plastic Electronic Technology Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-25
Anticipated expiration: 2032-07-12

Abstract

The utility model relates to a plastic mould field, concretely relates to accurate plastic mould with automatic drawing of patterns function, its technical scheme is: including roof, front mould and back mould, the motor is installed to the inner wall of roof, the threaded rod is installed to the output of motor, the inner wall of roof is provided with the spacing groove, the movable block is installed to the inner wall of spacing groove, the inner wall of movable block is provided with the screwed pipe, the inner wall of front mould is provided with a spring groove, a thimble is installed to the inner wall of a spring groove, the beneficial effects of the utility model are that: the motor rotates the threaded rod that drives the output and rotates, and the threaded rod makes the movable block reciprocate at the spacing inslot at the screwed pipe internal rotation, and when the movable block moved the one end of motor in the spacing inslot, the movable block promoted No. one thimble ejecting, and when the movable block moved the other end, the movable block promoted No. two thimbles ejecting to the function of being convenient for adjust thimble position has been realized.

Description

Precise plastic mold with automatic demolding function

Technical Field

The utility model relates to a plastic mould field, concretely relates to accurate plastic mould with automatic drawing of patterns function.

Background

The plastic mold is a short name of a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding, and various tools and products used in daily production and life are closely related to a base and a machine body shell of a machine tool, a screw with a blank head, a button and shells of various household appliances. The shape of the mould determines the appearance of the products, the processing quality and the precision of the mould also determine the quality of the products, and the plastic mould is ejected out through different ejector pins on the mould, so that automatic demoulding is realized.

The prior art has the following defects: the ejector pin that needs different thimble and different positions to the mould of difference carries out the drawing of patterns, if the position of thimble needs to be changed, then need dismantle the mould, carries out the adjustment of thimble position, and the process is very loaded down with trivial details.

Therefore, it is necessary to develop a precise plastic mold with automatic mold release function.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an accurate plastic mould with automatic drawing of patterns function, the threaded rod that drives the output rotates through the motor rotation, when the movable block moved the one end of motor in the spacing inslot, promote the roof and make the movable block promote the kicking block removal No. one, thereby promote the thimble and remove in the spring inslot No. one, no. two spring atress compressions, the thimble is ejecting No. one, when the movable block moved the intermediate position, the movable block promotes thimble and No. two thimbles ejecting together, when the movable block moved the other end, the movable block promoted No. two thimbles ejecting, in order to solve the problem of inconvenient adjustment thimble.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an accurate plastic mould with automatic drawing of patterns function, includes roof, front mould and back mould, the motor is installed to the inner wall of roof, the threaded rod is installed to the output of motor, the inner wall of roof is provided with the spacing groove, the movable block is installed to the inner wall of spacing groove, the inner wall of movable block is provided with the screwed pipe, and threaded rod and screwed pipe meshing, the inner wall of front mould is provided with a spring groove, a thimble is installed to the inner wall of a spring groove, a thimble extends to the inner wall of a spring groove, and a spring groove and a thimble location connection, no. two springs are installed to the outer wall of a thimble, a kicking block is installed to the one end of a thimble, the inner wall of front mould is provided with No. two spring grooves, no. two thimbles are installed to the inner wall of No. two spring grooves, no. two thimbles extend to the inner wall of No. two spring grooves, and No. two spring grooves and No. two thimble location connections, no. three springs are installed to the outer wall of No. two thimbles, no. two thimbles are installed No. three springs, no. two kicking blocks are installed to the one end of No. two thimbles.

Preferably, the inner wall of the top plate is provided with a first moving groove.

Preferably, the outer wall of the front mold is provided with a front mold groove, and the outer wall of the front mold is provided with a second movable groove.

Preferably, the outer wall of the front mold is provided with a fixing rod, and the outer wall of the fixing rod is provided with a first spring.

Preferably, the outer wall of the rear mold is provided with a rear mold groove, and the inner wall of the rear mold is provided with an injection molding hole.

Preferably, the inner wall of the rear mold is provided with a cylinder, and one end of the cylinder is provided with a blocking plate.

The beneficial effects of the utility model are that:

1. the utility model discloses an install the motor, the threaded rod, the spacing groove, the movable block, the screwed pipe has realized the function of being convenient for adjust thimble position, the motor starts, the motor rotates the threaded rod that drives the output and rotates, the threaded rod rotates in the screwed pipe and makes the movable block realize the function of reciprocating in the spacing groove, promote the roof when the movable block moves to the one end of motor in the spacing groove and make the movable block promote the ejector pad for one number to move, thereby promote the ejector pad for one number to move in the spring groove for one number, no. two spring atress compression, no. one thimble is ejecting, when the movable block moves to the intermediate position, the movable block promotes No. one thimble and No. two thimbles to eject together, when the movable block moves to the other end, promote No. two thimbles of movable block to eject, thereby realized the function of being convenient for adjusting thimble position;

2. the utility model discloses an install the cylinder, block the board and realized the function of blocking the material and filling, through the packing that the hole of moulding plastics used the material to plastic mould inside, after front mould groove and back mould groove are filled and are accomplished, the cylinder starts, and the cylinder promotes to block the board and removes for block the board and seal the hole of moulding plastics, thereby realized blocking the function that the material was filled.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a structure of a portion of the thimble device provided by the present invention;

fig. 4 is a schematic view of a part of the structure of the adjusting device provided by the present invention.

In the figure: 1. a top plate; 101. a first moving groove; 2. a front mold; 201. a front mold cavity; 202. a second moving groove; 3. a fixing rod; 301. a first spring; 4. a motor; 401. a threaded rod; 402. a limiting groove; 403. a moving block; 404. a threaded pipe; 405. a first spring groove; 406. a first thimble; 407. a second spring; 408. a first top block; 409. a second spring groove; 410. a second thimble; 411. a third spring; 412. a second top block; 5. a rear mold; 501. a rear die cavity; 502. injection molding holes; 6. a cylinder; 601. a blocking plate.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Referring to fig. 1-4, the utility model provides a precision plastic mold with automatic demoulding function, including roof 1, front mould 2 and back mould 5, motor 4 is installed to the inner wall of roof 1, threaded rod 401 is installed to the output of motor 4, motor 4 rotates and drives threaded rod 401 to rotate, the inner wall of roof 1 is provided with spacing groove 402, moving block 403 is installed to the inner wall of spacing groove 402, make moving block 403 can move in spacing groove 402, the inner wall of moving block 403 is provided with screwed pipe 404, and threaded rod 401 is engaged with screwed pipe 404, the inner wall of front mould 2 is provided with a spring groove 405, no. one thimble 406 is installed to the inner wall of No. one spring groove 405, no. one thimble 406 extends to the inner wall of No. one spring groove 405, and No. one spring groove 405 and No. one thimble 406 are connected with a thimble 406 location, make No. one thimble 406 can move in No. one spring groove 405, no. two springs 407 are installed to the outer wall of No. one thimble 406, so that first thimble 406 can be quickly reset in an unstressed state, first ejector block 408 is installed at one end of first thimble 406, first ejector block 408 is used for facilitating movement of first thimble 406, second spring groove 409 is arranged on the inner wall of front mold 2, second ejector pin 410 is installed on the inner wall of second spring groove 409, second ejector pin 410 extends to the inner wall of second spring groove 409, second spring groove 409 is connected with second ejector pin 410 in a positioning manner, third spring 411 is installed on the outer wall of second ejector pin 410, second ejector block 412 is installed at one end of second ejector pin 410, motor 4 is started, motor 4 rotates to drive threaded rod 401 of an output end to rotate, threaded rod 401 rotates in threaded pipe 404 to enable moving block 403 to realize the function of moving up and down in limiting groove 402, when moving block 403 moves to one end of motor 4 in limiting groove 402, pushing top plate 1 causes moving block 403 to push first ejector block 408 to move, so that first ejector pin 406 is pushed to move in first spring groove 405, second spring 407 is stressed and compressed, first ejector pin 406 is ejected, when moving block 403 moves to an intermediate position, moving block 403 pushes first ejector pin 406 and second ejector pin 410 to eject together, and when moving block 403 moves to the other end, moving block 403 pushes second ejector pin 410 to eject, so that a function of conveniently adjusting the positions of the ejector pins is realized.

The inner wall of roof 1 is provided with shifting chute 101 No. one, make roof 1 can remove, the outer wall of front mould 2 is provided with front mould groove 201, front mould 2 and the laminating of back mould 5, front mould groove 201 and the combination of back mould groove 501 form an airtight space, make front mould groove 201 and back mould groove 501 realize the function that the mould was stereotyped, the outer wall of front mould 2 is provided with No. two shifting chutes 202, dead lever 3 is installed to the outer wall of front mould 2, spring 301 is installed to the outer wall of dead lever 3, make roof 1 can realize the function of quick reset when not atress, the outer wall of back mould 5 is provided with back mould groove 501, the inner wall of back mould 5 is provided with injection molding hole 502, cylinder 6 is installed to the inner wall of back mould 5, the board 601 is installed to the one end of cylinder 6, through the inside packing of using the material of injection molding hole 502 to the plastic mould, after front mould groove 201 and back mould groove 501 are filled, cylinder 6 starts, cylinder 6 promotes the board 601 and removes, make the board 502 seal injection molding hole 502, thereby the function of making the plastics product.

The utility model discloses a use as follows: the technical personnel in the field assemble the equipment on the machine, motor 4 starts, motor 4 rotates to drive threaded rod 401 of output end to rotate, threaded rod 401 rotates in threaded pipe 404 and makes movable block 403 realize the function of moving up and down in limiting groove 402, when movable block 403 moves to one end of motor 4 in limiting groove 402, push roof 1 and make movable block 403 push first ejector block 408 to move, thereby push first thimble 406 to move in first spring groove 405, no. two spring 407 is stressed and compressed, first thimble 406 is ejected, when movable block 403 moves to the intermediate position, movable block 403 pushes first thimble 406 and No. two thimbles 410 to eject together, when movable block 403 moves to the other end, movable block 403 pushes No. two thimbles 410 to eject, thereby the function of being convenient for adjusting thimble position is realized.

The plastic mold is filled with the used materials through the injection molding hole 502, after the front mold groove 201 and the rear mold groove 501 are filled, the cylinder 6 is started, the cylinder 6 pushes the blocking plate 601 to move, the blocking plate 601 seals the injection molding hole 502, and therefore the function of manufacturing a plastic product is achieved.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.

Claims

1. The utility model provides a precision plastic mould with automatic drawing of patterns function, includes roof (1), front mould (2) and back mould (5), its characterized in that: a motor (4) is arranged on the inner wall of the top plate (1), a threaded rod (401) is arranged at the output end of the motor (4), the inner wall of the top plate (1) is provided with a limiting groove (402), the inner wall of the limiting groove (402) is provided with a moving block (403), the inner wall of the moving block (403) is provided with a threaded pipe (404), the threaded rod (401) is engaged with the threaded pipe (404), the inner wall of the front mould (2) is provided with a first spring groove (405), a first thimble (406) is arranged on the inner wall of the first spring groove (405), the first thimble (406) extends to the inner wall of the first spring groove (405), and the first spring groove (405) is connected with the first thimble (406) in a positioning way, a second spring (407) is arranged on the outer wall of the first thimble (406), one end of the first thimble (406) is provided with a first thimble block (408), the inner wall of the front mould (2) is provided with a second spring groove (409), a second thimble (410) is arranged on the inner wall of the second spring groove (409), the second thimble (410) extends to the inner wall of the second spring groove (409), and the second spring groove (409) is connected with the second thimble (410) in a positioning way, a third spring (411) is arranged on the outer wall of the second thimble (410), and a second ejector block (412) is installed at one end of the second ejector pin (410).

2. The precision plastic mold with automatic demolding function as claimed in claim 1, wherein: the inner wall of the top plate (1) is provided with a first moving groove (101).

3. The precision plastic mold with automatic demolding function as claimed in claim 1, wherein: the outer wall of the front die (2) is provided with a front die groove (201), and the outer wall of the front die (2) is provided with a second moving groove (202).

4. The precision plastic mold with automatic demolding function as claimed in claim 1, wherein: the outer wall of front mould (2) is installed dead lever (3), no. one spring (301) is installed to the outer wall of dead lever (3).

5. The precision plastic mold with automatic demolding function as claimed in claim 1, wherein: the outer wall of the rear mould (5) is provided with a rear mould groove (501), and the inner wall of the rear mould (5) is provided with an injection molding hole (502).

6. The precision plastic mold with automatic demolding function as claimed in claim 1, wherein: and a cylinder (6) is installed on the inner wall of the rear mold (5), and a blocking plate (601) is installed at one end of the cylinder (6).