CN214687472U

CN214687472U - Demolding tool jig

Info

Publication number: CN214687472U
Application number: CN202120675061.3U
Authority: CN
Inventors: 魏恩雨
Original assignee: Tianjin Yuanjing Environmental Protection Technology Co ltd
Current assignee: Tianjin Yuanjing Environmental Protection Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-12
Anticipated expiration: 2031-04-02

Abstract

The utility model relates to a drawing of patterns especially relates to a drawing of patterns utensil tool. The utility model provides a drawing of patterns utensil tool, includes template, a pair of slider, spring assembly, a pair of push rod and push pedal, and the template is equipped with the hole, seals the hole behind a pair of slider amalgamation, and the slider is equipped with slide and inclined plane, and the inclined plane during the amalgamation is with the mouth along the portion butt in hole, and spring assembly promotes a pair of slider separation, a pair of push rod respectively with the slide joint of a pair of slider, and the push rod can follow the slide relative slip with the slider, and the push rod is connected with sharp power device. The utility model has the advantages that: provided is a mold release device which can release a molded article from a mold and also can require a jig to be released from the mold.

Description

Demolding tool jig

Technical Field

The utility model relates to a drawing of patterns especially relates to a drawing of patterns utensil tool.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

The jig is primarily intended as a tool to assist in controlling position or motion (or both) and is primarily intended to repeat a portion of the reproduction for repeatability and accuracy. An obvious example is that when duplicating keys, the original key is usually fixed to a fixture so that the machine can duplicate a new key by guidance from the appearance of the original key.

After the mold is formed, the formed part needs to be separated from the mold, and the jig needs to be separated from the mold, so that a demolding device is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a drawing of patterns utensil tool.

The utility model discloses a realize through following technical scheme:

the utility model provides a drawing of patterns utensil tool, includes template, a pair of slider, spring assembly, a pair of push rod and push pedal, and the template is equipped with the hole, seals the hole behind a pair of slider amalgamation, and the slider is equipped with slide and inclined plane, and the inclined plane during the amalgamation is with the mouth along the portion butt in hole, and spring assembly promotes a pair of slider separation, a pair of push rod respectively with the slide joint of a pair of slider, and the push rod can follow the slide relative slip with the slider, and the push rod is connected with sharp power device.

According to the above technical solution, preferably, the pair of push rods is fixedly connected with the push plate, and the push plate is connected with the linear power device.

According to the technical scheme, preferably, the linear power device is fixedly connected with the push block, the push block is provided with a clamping groove, and the push plate is connected with the clamping groove of the push block.

According to the technical scheme, the automatic feeding device further comprises a positioning plate, wherein the positioning plate is provided with a guide pillar, the push plate is provided with a through hole, and the guide pillar penetrates through the through hole.

According to the technical scheme, preferably, the guide pillar is sleeved with the spring, and two ends of the spring are respectively abutted to the upper template and the push plate.

According to the above technical scheme, preferably, the slider is provided with a groove, the grooves of the pair of split sliders are communicated, a spring is arranged in the groove, and two ends of the spring are respectively abutted to the pair of sliders.

According to the above technical solution, preferably, the mold plate is provided with a plurality of holes, each hole is provided with a pair of sliders, and each slider is provided with a push rod.

According to the technical scheme, preferably, the push rods are respectively connected with the push plates, and the push plates are connected with the clamping grooves of the push blocks.

The utility model has the advantages that: provided is a mold release device which can release a molded article from a mold and also can require a jig to be released from the mold.

Drawings

Fig. 1 shows a schematic perspective view of an embodiment of the present invention.

Fig. 2 shows a schematic cross-sectional structure diagram of an embodiment of the present invention.

Fig. 3 shows a schematic structural view of a-a section of an embodiment of the present invention.

Fig. 4 shows a schematic view of a slider structure according to an embodiment of the present invention.

Fig. 5 shows a schematic structural diagram of a spring assembly according to an embodiment of the present invention.

In the figure: 1. the device comprises a template, 2. a slide block, 3. a push rod, 4. a push plate, 5. holes, 6. a slideway, 7. an inclined plane, 8. a linear power device, 9. an end face, 10. a push block, 11. a push surface, 13. a clamping groove, 14. a positioning plate, 15. a guide pillar, 16. a spring, 17. a groove, 18. a spring, 19. a cylindrical pin and 20. a forming cavity.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

As shown in the figure, the utility model relates to a drawing of patterns utensil tool, including template 1, a pair of slider 2, spring assembly, a pair of push rod 3 and push pedal 4, the template is equipped with hole 5, seals the hole behind a pair of slider amalgamation, and the slider is equipped with slide 6 and inclined plane 7, and the inclined plane during amalgamation and the mouth edge portion butt in hole, spring assembly promote a pair of slider separation, a pair of push rod respectively with the slide joint of a pair of slider, and the push rod can be followed slide relative slip with the slider, and the push rod is connected with sharp power device 8.

Examples

The mold plate remains stationary and in one embodiment is attached to a frame that is a support member for the mold forming apparatus. The holes on the template are holes for demoulding and taking out the formed part.

The pair of sliders are joined together such that the pair of sliders abut against each other. The shape and size of the split pair of sliding blocks are just partially or completely blocked off the opening of the hole, and one embodiment is that the shape and size of the split pair of sliding blocks are completely consistent with the opening of the hole.

The extension direction of the slide way is the movement direction of the slide block between the split state and the separation state, and the extension direction of the slide way is parallel to the thrust direction provided by the spring assembly. The slide has terminal surface 9, can limit the motion range of slider with the push rod butt when the slider separation, prevents a pair of slider transition separation, makes spring assembly and slider break away from.

The edge of the sliding block is an inclined plane which is inclined relative to the moving direction of the push rod. When the push rod drives the slide block to be close to the template, the inclined plane is abutted against the opening edge part, so that the slide block slides along the inclined plane, and the slide block is close to the template while a pair of slide blocks are close to each other, thereby completing splicing.

The pair of sliding blocks are separated into a state opposite to the split state, and the spring assembly provides power for separating the pair of sliding blocks.

The push rod is clamped with the slide way, so that the push rod is kept connected and cannot be separated from the slide way, and meanwhile, the slide block and the push rod can slide relatively along the slide way. One implementation mode of clamping the push rod with the slide way is as follows: the end part of the push rod is in a dovetail shape or a T shape, and the cross section of the slideway is matched with the shape of the end part of the push rod. The push rod is matched with the opening edge part to keep the pair of slide blocks in a state of closing the hole. When the push rod pushes the sliding blocks to be far away, the spring assembly pushes the pair of sliding blocks to be separated from each other along the slide way.

The linear power unit remains stationary and in one embodiment is connected to the frame. The linear power device is a device capable of performing linear reciprocating motion, such as a linear cylinder, a linear motor or other mechanisms capable of performing linear reciprocating motion. The linear power device can drive the pair of push rods to move. The moving direction of the push rod is the direction from the abutting to the separating and the opposite direction of the slide block and the opening edge part, and the moving direction of the push rod is perpendicular to the extending direction of the slide way in one embodiment.

According to the above embodiment, preferably, the pair of push rods are connected with the linear power device through the push plate, the pair of push rods are fixedly connected with the push plate, and the push plate is connected with the linear power device. The push plate has a push-out face opposite the aperture. One embodiment is: the hole is a straight hole, the push-out surface 11 is a plane, and the axis of the hole is vertical to the push-out surface.

According to the above embodiment, the push plate is preferably connected to the linear power unit by the push block 10. The push block is fixedly connected with the linear power device, a clamping groove 13 is formed in the push block, and the push plate is connected with the clamping groove of the push block. The linear power device can drive the push block to move, and the push block drives the push plate to move through the clamping groove.

According to the above embodiment, it is preferable that the device further comprises a positioning plate 14, the positioning plate is provided with a guide post 15, and the push plate is provided with a through hole, through which the guide post passes. The positioning plate is kept fixed, and in one embodiment, the linear power device is connected with the frame. The extending direction of the guide post is parallel to the moving direction of the linear power device. The guide posts can be connected with an upper template. The push plate can slide along the guide pillar, from the direction of motion of restriction push plate and push rod, makes more steady synchronization of a pair of push rod motion, prevents the problem of a pair of push rod or push plate slope.

According to the above embodiment, the guide post is preferably sleeved with a spring 16, and two ends of the spring abut against the upper template and the push plate respectively. Because the cope match-plate pattern is fixed state, the spring provides power for the push pedal, promotes push pedal and draw-in groove and keeps the butt, prevents that the push pedal is not hard up in the draw-in groove.

According to the above embodiment, preferably, one implementation of the spring assembly is: the slider is equipped with recess 17, and the recess of a pair of slider after the amalgamation communicates with each other, is equipped with spring 18 in the recess, and the both ends of spring butt a pair of slider respectively. The spring is in a compressed state and provides separate power for the pair of sliders. And the spring can be provided with a cylindrical pin 19 to limit the moving direction of the slider when the slider is separated, so that the spring can be prevented from being inclined and deformed.

According to the above embodiment, preferably, the template is provided with a plurality of holes, each hole being provided with a pair of slides, each pair of slides being provided with a pair of push rods. The plurality of holes may simultaneously release a plurality of molded parts. Each hole has a cooperating pair of slides as in the above-described embodiment. Each pair of sliders has a pair of push rods engaged as in the above-described embodiment.

According to the above embodiment, preferably, the plurality of pairs of push rods are respectively connected with the plurality of push plates, and the plurality of push plates are connected with the clamping grooves of the push block. One embodiment is: the ejector pad can be provided with a plurality of draw-in grooves, and a plurality of push pedal are connected a plurality of draw-in grooves respectively. The other implementation mode is as follows: the clamping groove of the push block can be connected with a plurality of push plates.

The working principle of the embodiment is as follows: the linear power device drives the push plate, the push plate drives the pair of push rods to move, and the push rods drive the pair of slide blocks to abut against the opening edge portions of the holes, so that the pair of slide blocks are in an assembled state.

The first demolding mode is as follows: the linear power device drives the push rod, the push rod pushes the slide block to be far away from the template, meanwhile, the spring assembly pushes the slide block to move along the slide way, so that the pair of slide blocks are separated, the opening of the hole is not closed, and the formed part is pushed out from the opened hole by the push plate.

The second demoulding mode is as follows: a pair of sliding blocks are spliced to form a forming cavity 20, a linear power device drives a push rod, the push rod pushes the sliding blocks to be far away from the template, and meanwhile, a spring assembly pushes the sliding blocks to move along the slide ways, so that the sliding blocks are separated, and a formed part in the forming cavity is taken out. At present, the cold casting demoulding is to use a soft silica gel mould for demoulding. The silica gel mold can have the phenomenon of mold fracture after repeated demolding, has higher use cost and is not suitable for mass production. Especially, the silicone mold having a thin connecting portion is easily broken. The forming cavity formed by splicing the sliding blocks is communicated with the upper part of the template, and one part of the silica gel mold extends into the forming cavity. Through above-mentioned second kind drawing of patterns mode, the atress of thinner connecting portion when can reducing the drawing of patterns prevents that the fracture from appearing in the silica gel mould, solves the too high problem of cost.

When resetting, the linear power device drives the push plate and the push rod, the push rod drives the inclined plane of the slide block to abut against the opening edge part of the hole, so that the slide block slides along the inclined plane, and the pair of slide blocks are spliced and seal the hole.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a drawing of patterns utensil tool which characterized in that: the die plate is provided with a hole, the hole is sealed after the pair of sliding blocks are spliced, the sliding blocks are provided with a slide way and an inclined plane, the inclined plane is abutted to the edge of the hole during splicing, the spring assembly pushes the pair of sliding blocks to separate, the pair of pushing rods are clamped with the slide way of the pair of sliding blocks respectively, the pushing rods and the sliding blocks can slide along the slide way relatively, and the pushing rods are connected with a linear power device.

2. The stripper tool of claim 1, wherein: the pair of push rods is fixedly connected with the push plates, and the push plates are connected with the linear power device.

3. The stripper tool of claim 2, wherein: the linear power device is fixedly connected with the push block, the push block is provided with a clamping groove, and the push plate is connected with the clamping groove of the push block.

4. The stripper tool of claim 3, wherein: the push plate is provided with a through hole, and the guide pillar penetrates through the through hole.

5. The stripper tool of claim 4, wherein: the guide post is sleeved with a spring, and two ends of the spring are respectively abutted to the upper template and the push plate.

6. The stripper tool of claim 5, wherein: the slider is equipped with the recess, and the recess of a pair of slider after the amalgamation communicates with each other, is equipped with the spring in the recess, and the both ends of spring butt a pair of slider respectively.

7. The stripper tool of any one of claims 1-6, wherein: the template is provided with a plurality of holes, each hole is provided with a pair of sliding blocks, and each sliding block is provided with a push rod.

8. The stripper tool of claim 7, wherein: the push rods are connected with the push plates respectively, and the push plates are connected with the clamping grooves of the push blocks.