CN211389888U - Sphygmomanometer shell injection mold with side opening hole - Google Patents

Abstract

The utility model relates to a sphygmomanometer shell injection mold with side trompil, including panel, front mould, back mould, square iron, the bottom plate that stacks in proper order together, still including setting up in the purt of front mould chew and rather than the injecting glue pipe of intercommunication, set up in at least one die cavity of front mould, corresponding set up in at least one core of back mould, set up on the bottom plate can follow the thimble board of front mould die sinking direction activity and fix a plurality of thimble on the thimble board, the compound die state form a shaping cavity between die cavity and the core, the injecting glue pipe pipeline accesss to the shaping cavity, thimble mobilizable pass the back mould and directly support the upper surface of core, still including setting up in the side linkage of front mould position structure. The structure is compact and reasonable, the side surface linkage slide structure is designed on the front die, the die combination structure of the vertical plane in the die opening direction is realized, the side surface hole opening requirement of a product is realized, the die occupation space is saved, the manufacturing cost is saved, and the operation and the processing are convenient.

Description

Sphygmomanometer shell injection mold with side opening hole

Technical Field

The utility model relates to a plastic mould especially relates to a sphygmomanometer shell injection mold with side trompil.

Background

At present, mass production plastic products are usually poured through plastic molds, and in the actual application process of the plastic molds, due to the special requirements of products, when the mold opening direction of a certain part of the plastic molds is inconsistent with the mold opening direction of an injection molding machine, a slide is needed, and usually, people add other additional power devices such as oil cylinders on slide blocks to control side mold opening, so that the plastic molds not only occupy larger space, but also are not simplified in the integral structure of the molds and have higher cost.

Disclosure of Invention

An object of the utility model is to provide a sphygmomanometer shell injection mold with side trompil to the design of side trompil demand, overall structure is reasonable retrencies, and the whole occupation space of mould is little, and is with low costs, processing is convenient.

The utility model adopts the technical proposal that: the utility model provides a sphygmomanometer shell injection mold with side trompil, is including panel, front mould, back mould, square iron, the bottom plate that stacks in proper order together, still including setting up in the purt of front mould chew and rather than the injecting glue pipe of intercommunication, set up in at least one die cavity of front mould, corresponding set up in at least one core of back mould, set up can follow the thimble board of front mould die sinking direction activity on the bottom plate and fix a plurality of thimble on the thimble board, the compound die state form a shaping cavity between die cavity and the core, the injecting glue pipe pipeline accesss to the shaping cavity, the thimble is mobilizable to pass the back mould and directly supports the upper surface of core, still including setting up in the side linkage line bit architecture of front mould.

The side surface linkage slide structure comprises a driving lever and a sliding block, wherein a sliding groove is formed in the front die, the sliding block is arranged on the sliding groove in a sliding mode, an inclined hole is formed in the top surface of the sliding block, the driving lever is a bent rod which is bent at one section of the driving lever to form an obtuse angle, one section of the bent driving lever is movably inserted into the inclined hole, the other section of the bent driving lever is perpendicular to the front die and movably penetrates through the front die to be fixedly arranged on a panel, and a vertical round rod die is fixedly arranged on the side surface of the inner side of the sliding block, which is perpendicular to the sliding direction of the sliding block.

Wherein, the tip of spout is equipped with stop screw.

Wherein, the slider is "protruding" font.

The sliding rail is characterized by further comprising a limiting block, wherein the limiting block and the sliding groove are combined into a sliding rail which can only slide back and forth and limits the sliding block to be matched with the sliding block in a convex shape.

The cooling device also comprises a cooling pipeline which penetrates through the front die and the rear die respectively and is inserted and surrounded in the core and the cavity.

Compared with the prior art, the utility model has the following advantage: the utility model discloses a sphygmomanometer shell injection mold with side trompil, compact structure is reasonable, the shaping cavity pouring finished product that cavity and core formed on through front mould and back mould, the drawing of patterns is assisted with the thimble in the die sinking direction of front mould and back mould, the side trompil demand of realizing the product at the die combination structure of die sinking direction vertical plane is gone in the linkage of design side on the front mould, need not to set up other supplementary die sinking power device, save mould occupation space, save the cost of manufacture, operation processing is convenient.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the longitudinal cross-section structure of the present invention.

Fig. 3 is a schematic view of a mold opening structure at a viewing angle according to the present invention.

Fig. 4 is a schematic view of another view angle of the mold opening structure of the present invention.

Fig. 5 is a bottom view of the front mold of the present invention.

Fig. 6 is a cross-sectional view of fig. 5.

The numbers shown in the figure are 1-panel, 11-sprue, 12-glue injection pipe, 13-cavity, 2-front mould, 21-chute, 3-rear mould, 31-mould core, 4-square iron, 5-bottom plate, 51-thimble plate, 52-thimble, 6-forming cavity, 7-side linkage slide structure, 71-deflector rod, 72-slide block, 721-inclined hole, 73-limit screw, 74-limit block, 75-round bar mould and 8-cooling pipeline.

The specific implementation mode is as follows:

in order to enhance the understanding of the present invention, the following detailed description will be made in conjunction with the embodiments and the accompanying drawings. The utility model discloses the accessible is implemented as follows:

referring to fig. 1 to 6, the injection mold for a sphygmomanometer housing with a side opening comprises a panel 1, a front mold 2, a rear mold 3, a square iron 4, a base plate 5, a sprue 11 arranged on the front mold 2, a glue injection pipe 12 communicated with the sprue 11, at least one cavity 13 arranged on the front mold 2, at least one mold core 31 correspondingly arranged on the rear mold 3, an ejector plate 51 arranged on the base plate 5 and capable of moving along the mold opening direction of the front mold 2, and a plurality of ejector pins 52 fixed on the ejector plate 51. A molding chamber 6 is formed between the cavity 13 and the mold core 31 in a mold closing state, the injection pipe 12 is communicated with the molding chamber 6 through a pipeline, molten liquid plastic is injected from the sprue 11 and flows into the molding chamber 6 through the injection pipe 12, and the mold is released after cooling and molding. The ejector pins 52 can movably penetrate through the rear mold 3 and directly abut against the upper surface of the mold core 31, and when the mold is opened, the ejector pins 52 are pushed by pushing the ejector pin plate 51 to uniformly eject the injection molding finished product on the mold core 31 along the mold opening direction, so that the mold is opened, the mold is released, and the product is taken out. The structure also comprises a side linkage slide structure 7 arranged on the front die 2, so that a finished sphygmomanometer product with the side opening requirement can be realized under the conditions of simple and compact structure, small occupied space and low cost.

Specifically, the side surface linkage slide structure 7 includes a shift lever 71 and a slide block 72, the front mold 2 is provided with a slide groove 21, the slide block 72 is slidably disposed on the slide groove 21, the top surface of the slide block 72 is provided with an inclined hole 721, the shift lever 71 is a bent rod whose one section is folded to form an obtuse angle, one section of the bent shift lever 71 is movably inserted into the inclined hole 721, and the other section of the bent shift lever is perpendicular to the front mold 2 and movably fixed on the panel 1 after passing through the front mold 2 to form an inclined wedge combined structure of the shift lever 71 and the slide block 72, at this time, the shift lever 71 passing through the front mold 2 can be driven to shift the slide block 72 in the slide groove 21 to move left and right only by the panel 1 moving up and down relative to the front mold 2. A vertical round bar die 75 is fixedly arranged on the inner side surface of the sliding block 72 which is vertical to the sliding direction of the sliding block 72. At this time, the rod mold 75 is located in the sliding direction of the sliding block 72 in the sliding groove 21, so that the rod mold 75 becomes a mold core of a product side hole during mold closing, and during mold opening, the panel 1 is firstly pushed to move relative to the front mold 2 and drive the deflector rod 71 to further stir the rod mold 75 on the sliding block 72 on the side of the plastic mold to firstly draw out the product, and then the front mold 2 is integrally separated, so that smooth mold opening in the mold opening direction is ensured.

The end of the sliding groove 21 is provided with a limit screw 73 to ensure that the sliding block 72 cannot slide out of the sliding groove 21.

Wherein, slider 72 is "protruding" font, and is specific the utility model discloses still include stopper 74, stopper 74 and spout 21 make up into the gliding slide around the restriction slider 72 of "protruding" font that matches slider 72 can only, guarantee that slider 72 moves in a dimension direction of spout 21, and the hole site is accurate.

Furthermore, the utility model discloses still including passing front mould 2 and back mould 3 respectively and alternate and encircle the cooling pipeline 8 in core 31 and die cavity 13, make the even cooling of the shaping product after the completion of moulding plastics, be unlikely to warp.

Finally, it should be noted that: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a sphygmomanometer shell injection mold with side trompil which characterized in that: the injection molding machine comprises a panel, a front mold, a rear mold, square iron and a bottom plate which are sequentially stacked together, and further comprises a sprue bushing arranged on the front mold, an injection pipe communicated with the sprue bushing, at least one cavity arranged on the front mold, at least one core correspondingly arranged on the rear mold, an ejector plate arranged on the bottom plate and capable of moving along the mold opening direction of the front mold, and a plurality of ejector pins fixed on the ejector plate, wherein a molding cavity is formed between the cavity and the core in a mold closing state, an injection pipe pipeline is communicated with the molding cavity, and the ejector pins can movably penetrate through the rear mold and directly abut against the upper surface of the core;

the side surface linkage slide structure comprises a driving lever and a sliding block, wherein a sliding groove is formed in the front die, the sliding block is arranged on the sliding groove in a sliding mode, an inclined hole is formed in the top surface of the sliding block, the driving lever is a bent rod which is bent to form an obtuse angle at one section, one section of the bent driving lever is movably inserted into the inclined hole, the other section of the bent driving lever is perpendicular to the front die and movably penetrates through the front die and then is fixedly arranged on a panel, and a vertical round rod die is fixedly arranged on the inner side surface of the sliding block perpendicular to the sliding direction of the sliding block.

2. The injection mold of claim 1, wherein the injection mold comprises: and a limiting screw is arranged at the end part of the sliding groove.

3. The injection mold of claim 1, wherein the injection mold comprises: the slide block is in a convex shape.

4. The injection mold of claim 3 for a sphygmomanometer housing having a side opening, wherein: the slide rail is characterized by further comprising a limiting block, wherein the limiting block and the sliding groove are combined into a slide rail which can only slide back and forth and is limited by the shape of the convex shape of the matched slide block.

5. The injection mold for the housing of a sphygmomanometer according to any one of claims 1 to 4, wherein the injection mold comprises: and the cooling pipeline penetrates through the front die and the rear die respectively and is inserted and surrounded in the core and the cavity.

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