CN218314939U

CN218314939U - Cushion injection mold convenient to drawing of patterns

Info

Publication number: CN218314939U
Application number: CN202222191702.5U
Authority: CN
Inventors: 方辉; 方滔; 鲁化雨
Original assignee: Kunshan Shenghaoxin Health Technology Co ltd
Current assignee: Kunshan Shenghaoxin Health Technology Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2023-01-17
Anticipated expiration: 2032-08-19

Abstract

The utility model relates to a cushion injection molding drawing of patterns technical field just discloses a cushion injection mold convenient to drawing of patterns, include: moving die utensil and stationary mould, the inner wall fixedly connected with of stationary mould leads the position post, the both sides of moving die utensil are run through and have been seted up the mounting hole, the last fixed surface of stationary mould is connected with the mounting bracket, the inner wall of mounting bracket is rotated and is connected with the transmission shaft, the outer wall fixedly connected with of transmission shaft turns round the piece, the inner wall of turning round the piece rotates and is connected with the connecting cylinder, the synchronous board of one end fixedly connected with of connecting cylinder, the both sides of synchronous board are run through and have been seted up and stir the hole, the inner wall of stirring the hole is provided with torsion mechanism. This cushion injection mold convenient to drawing of patterns to when the drawing of patterns, it is rotatory to utilize the rotation of transmission shaft to drive the mould post, makes the adhesive force between mould post surface and the injection molding remove, thereby the injection molding drawing of patterns of being convenient for, so that utilize the pressure frame to promote the fore-set to stretch out when the drawing of patterns, makes the fore-set promote the ejecting drawing of patterns of injection molding.

Description

Cushion injection mold convenient to drawing of patterns

Technical Field

The utility model relates to a cushion injection molding drawing of patterns technical field specifically is a cushion injection mold convenient to drawing of patterns.

Background

Injection molding is a processing method for mass production of parts with complex shapes, and an injection mold is a tool for producing plastic products and realizing injection molding and is also a tool for endowing the plastic products with complete structures and precise sizes.

In the application No.: there are following defects in the patent of cn201420244607.X, when the injection molding needs to set up a large amount of bleeder vents, the mould inner wall needs to set up a large amount of mould post that matches with the bleeder vent, because reasons such as expend with heat and contract with cold, mould precision and frictional force, the injection molding can have certain adhesion on the mould post surface, and the quantity of mould post and bleeder vent is too much, cause the resistance of drawing of patterns too big easily, consequently need a cushion injection mold convenient to drawing of patterns, in order to remove the adhesion on mould post surface when drawing of patterns, make things convenient for the injection molding to drop.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a cushion injection mold convenient to drawing of patterns has solved the problem of mentioning in the above-mentioned background.

The utility model provides a following technical scheme: the utility model provides a cushion injection mold convenient to drawing of patterns, includes: moving die utensil and stationary mould, the inner wall fixedly connected with of stationary mould leads the position post, the both sides of moving die utensil are run through and have been seted up the mounting hole, the last fixed surface of stationary mould is connected with the mounting bracket, the inner wall of mounting bracket is rotated and is connected with the transmission shaft, the outer wall fixedly connected with of transmission shaft turns round the piece, the inner wall of turning round the piece rotates and is connected with the connecting cylinder, the synchronous board of one end fixedly connected with of connecting cylinder, the both sides of synchronous board are run through and have been seted up and stir the hole, the inner wall of stirring the hole is provided with torsion mechanism.

Preferably, torsion mechanism includes die post, a spacing section of thick bamboo, epitaxial ring, sealing washer, cooling ring, bent axle and rotary seal, spacing section of thick bamboo fixed connection is at the upper surface of synchronizing plate, die post sliding connection is at the inner wall of a spacing section of thick bamboo, and the outer wall of die post and the inner wall sliding connection of mounting hole, epitaxial ring integral type is connected at the outer wall of die post, and the surface of epitaxial ring and the inner wall sliding connection of a spacing section of thick bamboo, the sealing washer laminating is at the lower surface of a spacing section of thick bamboo, the cooling ring integral type sets up the outer wall at a spacing section of thick bamboo, the fixed cup joint of bent axle is at the outer wall of die post, and the lower surface of bent axle and the upper surface sliding connection of a spacing section of thick bamboo, and the top of bent axle rotates with the inner wall of stirring the hole to be connected, rotary seal fixed mounting is between die post and a spacing section of thick bamboo.

Preferably, the outer wall of the transmission shaft is fixedly sleeved with a twisting block, and the twisting block is positioned above the mounting frame.

Preferably, the upper surface integral type of moving mould is connected with the guide pillar, and the top end integral type of guide pillar is provided with the stopper, and the outer wall of guide pillar is provided with presses the frame, and presses the both sides of frame to run through and seted up the slide opening, and presses the frame to pass through slide opening and guide pillar sliding connection, and the lower surface of stopper is less than the lower surface of bent axle.

Preferably, the outer wall of the guide post is movably sleeved with a spring, one end of the spring is movably connected with the lower surface of the pressing frame, and the other end of the spring is movably connected with the upper surface of the movable mold.

Preferably, the lower surface integral type of pressing the frame is provided with the fore-set, the both sides of moving die run through and have seted up the drawing of patterns hole, and the inner wall in drawing of patterns hole and the outer wall sliding connection of fore-set.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this cushion injection mold convenient to drawing of patterns through the movable mould that sets up, bed die, lead position post, mounting hole, mounting bracket, transmission shaft, turn round piece, connecting cylinder, synchronous board, stir hole and torsion mechanism to when the drawing of patterns, it is rotatory to utilize the rotation of transmission shaft to drive the mould post, makes the adhesive force between mould post surface and the injection molding remove, thereby the injection molding drawing of patterns of being convenient for.

2. This cushion injection mold convenient to drawing of patterns through the piece of turning round, guide pillar, pressure frame, slide opening, spring, fore-set and the drawing of patterns hole that sets up to utilize the pressure frame to promote the fore-set and stretch out when the drawing of patterns, make the fore-set promote the ejecting drawing of patterns of injection molding.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the structure of the position of the synchronizing plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the movable mold of the present invention;

fig. 4 is a schematic diagram of the explosion structure of the present invention;

FIG. 5 is a schematic view of the torsion mechanism of the present invention;

fig. 6 is a side sectional view of the torsion mechanism of the present invention.

In the figure: 1. moving the mold; 2. fixing a mold; 3. a guide post; 4. mounting holes; 5. a mounting frame; 6. a drive shaft; 7. twisting the block; 8. a connecting cylinder; 9. a synchronization board; 10. a toggle hole; 1101. a mold pillar; 1102. a limiting cylinder; 1103. an epitaxial ring; 1104. a seal ring; 1105. a heat dissipating ring; 1106. a crankshaft; 1107. rotating and sealing; 12. a twisting block; 13. a guide post; 14. pressing a frame; 15. a slide hole; 16. a spring; 17. a top pillar; 18. and (4) demoulding holes.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, an injection mold for a cushion, which facilitates demolding, includes: moving die 1 and fixed die 2, the inner wall fixedly connected with of fixed die 2 leads position post 3, the both sides of moving die 1 are run through and have been seted up mounting hole 4, the last fixed surface of fixed die 2 is connected with mounting bracket 5, the inner wall of mounting bracket 5 is rotated and is connected with transmission shaft 6, the outer wall fixedly connected with of transmission shaft 6 turns round piece 7, the inner wall of turning round piece 7 is rotated and is connected with connecting cylinder 8, the synchronous board 9 of one end fixedly connected with of connecting cylinder 8, the both sides of synchronous board 9 are run through and have been seted up stir hole 10, the inner wall of stirring hole 10 is provided with torsion mechanism, moving die 1 through setting up, fixed die 2, lead position post 3, mounting hole 4, mounting bracket 5, transmission shaft 6, turn round piece 7, connecting cylinder 8, synchronous board 9, stir hole 10 and torsion mechanism, so that when the drawing of patterns, it is rotatory to utilize the rotation of transmission shaft 6 to drive the post 1101, make the adhesive force between post 1101 surface and the injection molding remove, thereby be convenient for the injection molding.

Wherein; the torsion mechanism comprises a mold column 1101, a limiting cylinder 1102, an extension ring 1103, a sealing ring 1104, a heat dissipation ring 1105, a crankshaft 1106 and a rotary seal 1107, wherein the limiting cylinder 1102 is fixedly connected to the upper surface of the synchronizing plate 9, the mold column 1101 is slidably connected to the inner wall of the limiting cylinder 1102, the outer wall of the mold column 1101 is slidably connected to the inner wall of the mounting hole 4, the extension ring 1103 is integrally connected to the outer wall of the mold column 1101, the surface of the extension ring 1103 is slidably connected to the inner wall of the limiting cylinder 1102, the sealing ring 1104 is attached to the lower surface of the limiting cylinder 1102, the heat dissipation ring 1105 is integrally arranged on the outer wall of the limiting cylinder 1102, the crankshaft 1106 is fixedly sleeved on the outer wall of the mold column 1101, the lower surface of the crankshaft 1106 is slidably connected to the upper surface of the limiting cylinder 1102, and the top end of the crankshaft 1106 is rotatably connected to the inner wall of the toggle hole 10, rotary seal 1107 is fixed mounting between die column 1101 and spacing section of thick bamboo 1102, so that utilize epitaxial ring 1103 to carry out preliminary sealing, utilize cooling ring 1105 heat dissipation, avoid rotary seal 1107 to overheat and damage, then reuse rotary seal 1107 to further seal the device, rotary seal 1107 belongs to one kind of dynamic seal, rotary seal comprises a slip ring and a rubber O type circle that provides elasticity that pack polytetrafluoroethylene and make, be used for sealing the pole that has rotatory or swing motion, the axle, the round pin, rotary joint etc. department, all there is the hydraulic pressure of rotation type in all industrial fields such as engineering machine, construction machinery and automotive equipment to rotate, it is a rotatory sealing washer that can bear the two-way effect of both sides pressure or alternating pressure effect.

Wherein; the outer wall of transmission shaft 6 is fixed to be cup jointed and is turned round piece 12, and turns round piece 12 and is located the top of mounting bracket 5 to it rotates to turn round transmission shaft 6.

Wherein; the upper surface integral type of moving mould 1 is connected with guide pillar 13, and the top integral type of guide pillar 13 is provided with the stopper, and the outer wall of guide pillar 13 is provided with pressure frame 14, and the both sides of pressure frame 14 run through and have seted up slide opening 15, and pressure frame 14 passes through slide opening 15 and guide pillar 13 sliding connection, and the lower surface of stopper is less than the lower surface of bent axle 1106 to in order to lead position and spacing for pressure frame 14.

Wherein; the outer wall of the guide post 13 is movably sleeved with a spring 16, one end of the spring 16 is movably connected with the lower surface of the pressing frame 14, and the other end of the spring 16 is movably connected with the upper surface of the movable mold 1, so that the pressing frame 14 is reset.

Wherein; the lower surface integral type of pressure frame 14 is provided with fore-set 17, and the both sides of moving die 1 run through and have seted up demoulding hole 18, and the inner wall of demoulding hole 18 and the outer wall sliding connection of fore-set 17, through the wrench movement piece 12 that sets up, guide pillar 13, pressure frame 14, slide opening 15, spring 16, fore-set 17 and demoulding hole 18 to utilize pressure frame 14 to promote fore-set 17 to stretch out when the drawing of patterns, make fore-set 17 promote the injection molding ejecting drawing of patterns.

The operating principle, during the drawing of patterns, with moving die utensil 1 along leading position post 3 last sliding, then twist and turn round piece 12, turn round piece 12 and drive synchronous plate 9 through turning round piece 7 and connecting cylinder 8 and surround transmission shaft 6 activity, thereby stir the bent axle 1106 of below rather than synchronous motion, thereby drive other post 1101 at the inside rotation of mounting hole 4, make attached to the injection molding on post 1101 surface break away from rather than, guarantee that the injection molding can be at post 1101 surface activity, then push down and press frame 14, it is overhanging to press frame 14 promotion fore-set 17, thereby make fore-set 17 promote the injection molding drawing of patterns.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cushion injection mold convenient to drawing of patterns which characterized in that includes: moving die utensil (1) and fixed die utensil (2), the inner wall fixedly connected with of fixed die utensil (2) leads position post (3), the both sides of moving die utensil (1) are run through and have been seted up mounting hole (4), the last fixed surface of fixed die utensil (2) is connected with mounting bracket (5), the inner wall of mounting bracket (5) is rotated and is connected with transmission shaft (6), the outer wall fixedly connected with of transmission shaft (6) turns round piece (7), the inner wall of turning round piece (7) is rotated and is connected with connecting cylinder (8), synchronous board (9) of one end fixedly connected with of connecting cylinder (8), the both sides of synchronous board (9) are run through and have been seted up toggle hole (10), the inner wall of toggling hole (10) is provided with torsion mechanism.

2. The cushion injection mold convenient for demolding as claimed in claim 1, wherein the torsion mechanism comprises a mold pillar (1101), a limiting cylinder (1102), an extension ring (1103), a sealing ring (1104), a heat dissipation ring (1105), a crankshaft (1106) and a rotary seal (1107), the limiting cylinder (1102) is fixedly connected to the upper surface of the synchronizing plate (9), the mold pillar (1101) is slidably connected to the inner wall of the limiting cylinder (1102), the outer wall of the mold pillar (1101) is slidably connected to the inner wall of the mounting hole (4), the extension ring (1103) is integrally connected to the outer wall of the mold pillar (1101), the surface of the extension ring (1103) is slidably connected to the inner wall of the limiting cylinder (1102), the sealing ring (1104) is attached to the lower surface of the limiting cylinder (1102), the heat dissipation ring (1105) is integrally arranged on the outer wall of the limiting cylinder (1102), the crankshaft (1101) is fixedly connected to the outer wall of the mold pillar (1101), the lower surface of the crankshaft (1106) is slidably connected to the upper surface of the limiting cylinder (1102), the top end of the crankshaft (1106) is slidably connected to the inner wall of the toggle hole (10), and the rotary seal (1107) is mounted between the limiting cylinder (1102) and the limiting cylinder (1102).

3. The cushion injection mold convenient for demolding as claimed in claim 1, wherein a twisting block (12) is fixedly sleeved on the outer wall of the transmission shaft (6), and the twisting block (12) is located above the mounting frame (5).

4. The cushion injection mold convenient to demold according to claim 2, wherein the upper surface of the movable mold (1) is integrally connected with a guide pillar (13), the top end of the guide pillar (13) is integrally provided with a limit block, the outer wall of the guide pillar (13) is provided with a pressing frame (14), sliding holes (15) are formed in two sides of the pressing frame (14) in a penetrating manner, the pressing frame (14) is slidably connected with the guide pillar (13) through the sliding holes (15), and the lower surface of the limit block is lower than the lower surface of the crankshaft (1106).

5. The cushion injection mold convenient for demolding according to claim 4, wherein a spring (16) is movably sleeved on the outer wall of the guide pillar (13), one end of the spring (16) is movably connected with the lower surface of the pressing frame (14), and the other end of the spring (16) is movably connected with the upper surface of the movable mold (1).

6. The cushion injection mold convenient to demold according to claim 4, wherein the lower surface of the pressing frame (14) is integrally provided with a top pillar (17), two sides of the movable mold (1) are provided with demolding holes (18) in a penetrating manner, and the inner walls of the demolding holes (18) are slidably connected with the outer walls of the top pillars (17).