CN218593545U - Injection mold convenient for demolding - Google Patents

Abstract

The utility model discloses an injection mold of convenient drawing of patterns belongs to injection mold technical field, comprising a base plate, the last fixed surface of bottom plate installs support frame and mounting bracket, slidable mounting has relative last mould and the bed die of laying in the support frame, the upper and lower both sides face of institute's mould all has the opening, it annotates the liquid pipe to be provided with on the mould, annotate the intraductal solenoid valve that is provided with, fixed mounting has the cylinder on the support frame, go up the piston rod fixed connection of mould and cylinder, be provided with the up-and-down motion mechanism that is used for ordering about roof up-and-down motion in being provided with roof and the bed die in the bed die, through setting up the cylinder, go up the mould, the bed die, roof and up-and-down motion mechanism, utilize the cylinder to drive the mould up-and-motion, make it breaks away from the bed die to go up the mould, further utilize up-and-down motion mechanism to drive the roof simultaneous movement, make the work piece break away from the bed die, realize the drawing of patterns work to the work of work piece.

Description

Injection mold convenient for demolding

Technical Field

The utility model relates to an injection mold technical field especially relates to an injection mold of convenient drawing of patterns.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

The existing mold needs a worker to hold the mold for demolding after the workpiece is molded, and the workpiece can be adsorbed on the inner wall of the mold after being molded, so that the mold is inconvenient to demold, inconvenient to operate and slow in working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of make things convenient for injection mold of drawing of patterns has solved current mould and has needed staff's hand-held mold to demold after the work piece shaping, and may adsorb at the mould inner wall after the work piece shaping, is not convenient for demold, operates comparatively inconveniently, the slow problem of work efficiency.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides an injection mold of convenient drawing of patterns, includes the bottom plate, the last fixed surface of bottom plate installs support frame and mounting bracket, slidable mounting has relative last mould and the bed die of laying in the support frame, the upper and lower both sides face of bed die all has the opening, it annotates the liquid pipe to be provided with on the last mould, annotate the intraductal solenoid valve that is provided with of liquid, fixed mounting has the cylinder on the support frame, go up the piston rod fixed connection of mould and cylinder, be provided with the up-and-down motion mechanism that is used for ordering about the roof up-and-down motion in being provided with roof and the bed die in the bed die, the sealed lower surface that slides at the bed die of roof, rotate on the mounting bracket and install the bull stick, the both ends of bull stick are all rotated and are installed the connecting rod, two of homonymy the connecting rod is articulated mutually with roof and bed die respectively.

Adopt above-mentioned scheme, through setting up the cylinder, go up the mould, the bed die, roof and up-and-down motion, utilize the cylinder to drive mould upward movement, make and go up the mould and break away from the bed die, further utilize up-and-down motion to drive the roof upward movement, roof upward movement drives work piece synchronous motion, make the work piece break away from the bed die, thereby realize the drawing of patterns work to the work piece, avoid the staff to hand the work piece and carry out the drawing of patterns, thereby improve the simplicity of drawing of patterns, through setting up connecting rod and bull stick, the roof upward movement in-process drives the bull stick through the top connecting rod, bull stick normal running fit below connecting rod drives the bed die downstream, so that better carry out the drawing of patterns to the work piece.

In the above scheme, it should be noted that the cylinder is electrically connected to an external power supply.

As a preferred scheme of the utility model, the both sides of cylinder all are provided with the telescopic link, telescopic link fixed mounting is on the support frame, the bottom fixed mounting of telescopic link is at the upper surface of last mould.

Adopt above-mentioned scheme, utilize the telescopic link to play the spacing effect of support to last mould both sides to improve the stability of mould motion, when avoiding the cylinder to drive mould motion, go up the condition that the mould takes place to rock, improve the stability of using.

As a preferred scheme of the utility model, the equal fixed mounting in the left and right sides of going up mould and bed die has the slider, the spout has all been seted up on the inner wall about the support frame, two the slider is slidable mounting respectively in the spout.

By adopting the scheme, the slide block is arranged, the slide block is utilized to limit and guide, the situation of shaking in the moving process of the upper die frame and the lower die can be further avoided, and then the normal operation of the demoulding operation is ensured.

As a preferred scheme of the utility model, the up-and-down motion is including rotating the threaded rod of installing on the mounting bracket, the bottom fixed mounting of threaded rod has the top of changeing board and threaded rod to rotate and installs the lower surface at the roof.

By adopting the scheme, the threaded rod is rotated by the rotating plate through the threaded rod, the threaded rod rotates to drive the top plate to move up and down slowly, and the workpiece is ejected out by further utilizing the upward movement of the top plate, so that the workpiece is demolded, and the simplicity of demolding is improved.

As a preferred scheme of the utility model, the both sides of threaded rod all are provided with the slide bar, two the equal slidable mounting of slide bar is on the mounting bracket, two the equal fixed mounting in bottom of slide bar is at the lower surface of roof.

By adopting the scheme, the slide rod is arranged, the slide rod is utilized to support and guide the top plate, and the condition of shaking and inclining in the movement process of the top plate is avoided, so that the movement stability of the top plate is improved.

The utility model discloses in:

according to the injection mold convenient for demolding, the air cylinder, the upper mold, the lower mold, the top plate and the up-and-down movement mechanism are arranged, the air cylinder is used for driving the upper mold to move upwards, so that the upper mold is separated from the lower mold, the up-and-down movement mechanism is further used for driving the top plate to move upwards, the top plate moves upwards to drive a workpiece to move synchronously, and the workpiece is separated from the lower mold, so that the demolding work of the workpiece is realized, the workpiece is prevented from being demolded by a worker holding the workpiece, and the simplicity and convenience of demolding are improved;

this injection mold of convenient drawing of patterns is through setting up connecting rod and bull stick, and the roof upward movement in-process drives the bull stick through the top connecting rod, and bull stick normal running fit below connecting rod drives the bed die downstream for the roof moves up in step when the bed die downstream, and both carry out opposite movement, so that better carry out the drawing of patterns to the work piece.

Drawings

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

fig. 2 is a schematic sectional view of the lower mold of the present invention;

fig. 3 is a schematic structural view of the upper mold of the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. a mounting frame; 4. a cylinder; 5. a telescopic rod; 6. an upper die; 7. a liquid injection pipe; 8. a lower die; 9. a threaded rod; 10. a slide bar; 11. a top plate; 12. a connecting rod; 13. a rotating rod; 14. a slide block.

Detailed Description

Examples

Referring to fig. 1-3, the utility model provides an injection mold convenient for demolding, comprising a bottom plate 1, a support frame 2 and a mounting frame 3 are fixedly arranged on the upper surface of the bottom plate 1, an upper mold 6 and a lower mold 8 which are relatively arranged are slidably arranged in the support frame 2, sliders 14 are fixedly arranged on the left side and the right side of the upper mold 6 and the lower mold 8, chutes are arranged on the left inner wall and the right inner wall of the support frame 2, the two sliders 14 are respectively slidably arranged in the chutes, and the sliders 14 are arranged to further avoid the shaking condition in the movement process of the upper mold frame and the lower mold 8 by utilizing the action of the sliders 14 on limiting and guiding, thereby ensuring the normal operation of demolding;

the upper side surface and the lower side surface of the lower die 8 are provided with openings, the upper die 6 is provided with a liquid injection pipe 7, a solenoid valve is arranged in the liquid injection pipe 7, a cylinder 4 is fixedly installed on the support frame 2, the upper die 6 is fixedly connected with a piston rod of the cylinder 4, two sides of the cylinder 4 are provided with telescopic rods 5, the telescopic rods 5 are fixedly installed on the support frame 2, the bottom end of each telescopic rod 5 is fixedly installed on the upper surface of the upper die 6, the telescopic rods 5 are utilized to play a role in supporting and limiting two sides of the upper die 6, so that the movement stability of the upper die 6 is improved, the situation that the upper die 6 shakes when the cylinder 4 drives the upper die 6 to move is avoided, and the use stability is improved;

a top plate 11 is arranged in the lower die 8, an up-and-down movement mechanism for driving the top plate 11 to move up and down is arranged in the lower die 8, the up-and-down movement mechanism comprises a threaded rod 9 rotatably mounted on the mounting frame 3, a rotating plate is fixedly mounted at the bottom end of the threaded rod 9, the top end of the threaded rod 9 is rotatably mounted on the lower surface of the top plate 11, through the arrangement of the threaded rod 9, the rotating plate is utilized to rotate the threaded rod 9, the threaded rod 9 rotates to drive the top plate 11 to move up and down slowly, the top plate 11 is further utilized to move upwards to eject a workpiece, so that the workpiece is demolded, and the simplicity of demolding is improved;

the two sides of the threaded rod 9 are both provided with sliding rods 10, the two sliding rods 10 are both slidably mounted on the mounting frame 3, the bottom ends of the two sliding rods 10 are both fixedly mounted on the lower surface of the top plate 11, and through the arrangement of the sliding rods 10, the sliding rods 10 are utilized to support and guide the top plate 11, so that the condition that the top plate 11 shakes and inclines in the movement process is avoided, and the movement stability of the top plate 11 is improved;

the top plate 11 slides on the lower surface of the lower die 8 in a sealing mode, the rotating rod 13 is installed on the mounting frame 3 in a rotating mode, the connecting rods 12 are installed at two ends of the rotating rod 13 in a rotating mode, the two connecting rods 12 on the same side are hinged to the top plate 11 and the lower die 8 respectively, the air cylinder 4 is arranged, the upper die 6, the lower die 8, the top plate 11 and the up-and-down movement mechanism are arranged, the air cylinder 4 is used for driving the upper die 6 to move upwards, the upper die 6 is made to be separated from the lower die 8, the up-and-down movement mechanism is further used for driving the top plate 11 to move upwards, the top plate 11 moves upwards to drive the workpiece to move synchronously, the workpiece is made to be separated from the lower die 8, demolding work of the workpiece is achieved, the workpiece is avoided being held by a worker to perform demolding, simplicity of demolding is improved, the connecting rods 12 and the rotating rod 13 are arranged, the rotating rod 12 is used for driving the rotating rod 13 to drive the lower die 8 to move downwards in a rotating mode in a matching mode in the upward movement process of the workpiece, and the workpiece is convenient to perform demolding.

The working principle is as follows: when injection molding is carried out, firstly, the piston rod of the cylinder 4 is controlled to extend to drive the upper die 6 to move downwards, the cylinder 4 is stopped when the upper die 6 is contacted with the lower die 8, at the moment, the top plate 11 is positioned below the inner part of the lower die 8, the injection pipe 7 is matched with an electromagnetic valve inside the injection pipe 7 to inject molten materials, injection molding operation is carried out after injection, when demolding is carried out after a workpiece is formed, the cylinder 4 is firstly opened, the piston rod of the cylinder 4 is contracted to drive the upper die 6 to move upwards, so that the upper die 6 is separated from the lower die 8 and reset, then, the cylinder 4 is stopped, the threaded rod 9 is rotated by the rotating plate, the threaded rod 9 is matched with the sliding rod 10 to drive the top plate 11 to move slowly up and down, the workpiece is further ejected by upward movement of the top plate 11, meanwhile, the rotating rod 13 is driven by the upper connecting rod 12 in the upward movement process of the top plate 11, the rotating rod 13 is matched with the lower connecting rod 12 to drive the lower die 8 to move downwards, so that the lower die 8 synchronously moves downwards when the top plate 11 moves upwards, and demolding operation of the workpiece is realized.

Claims (5)

1. The utility model provides an injection mold of convenient drawing of patterns, a serial communication port, includes bottom plate (1), the last fixed surface of bottom plate (1) installs support frame (2) and mounting bracket (3), slidable mounting has last mould (6) and bed die (8) of laying relatively in support frame (2), the upper and lower both sides face of bed die (8) all has the opening, it annotates liquid pipe (7) to be provided with on mould (6) to go up, be provided with the solenoid valve in annotating liquid pipe (7), fixed mounting has cylinder (4) on support frame (2), the piston rod fixed connection of going up mould (6) and cylinder (4), be provided with roof (11) and bed die (8) in be provided with the up-and-down motion mechanism that is used for ordering about roof (11) up-and-down motion, roof (11) seal slip is at the lower surface of bed die (8), it installs bull stick (13) to rotate on mounting bracket (3), the both ends of bull stick (13) all rotate and install connecting rod (12), two of homonymy connecting rod (12) are articulated mutually with roof (11) and bed die (8) respectively.

2. An injection mold facilitating demolding according to claim 1, wherein both sides of the cylinder (4) are provided with telescopic rods (5), the telescopic rods (5) are fixedly installed on the support frame (2), and the bottom ends of the telescopic rods (5) are fixedly installed on the upper surface of the upper mold (6).

3. The injection mold convenient for demolding as claimed in claim 1, wherein the upper mold (6) and the lower mold (8) are fixedly provided with sliding blocks (14) at the left and right sides, the supporting frame (2) is provided with sliding grooves at the left and right inner walls, and the two sliding blocks (14) are respectively slidably mounted in the sliding grooves.

4. An injection mould facilitating demoulding as claimed in claim 1, wherein the up-and-down movement mechanism comprises a threaded rod (9) rotatably mounted on the mounting frame (3), a rotating plate is fixedly mounted at the bottom end of the threaded rod (9) and the top end of the threaded rod (9) is rotatably mounted on the lower surface of the top plate (11).

5. An injection mold facilitating demolding according to claim 4, wherein sliding rods (10) are arranged on two sides of the threaded rod (9), two sliding rods (10) are slidably mounted on the mounting frame (3), and bottom ends of the two sliding rods (10) are fixedly mounted on the lower surface of the top plate (11).

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