CN210552823U - Sequential movement type inclined ejection mechanism of injection mold - Google Patents
Sequential movement type inclined ejection mechanism of injection mold Download PDFInfo
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- CN210552823U CN210552823U CN202020336178.4U CN202020336178U CN210552823U CN 210552823 U CN210552823 U CN 210552823U CN 202020336178 U CN202020336178 U CN 202020336178U CN 210552823 U CN210552823 U CN 210552823U
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Abstract
The utility model discloses an injection mold sequence moving type pitched roof demoulding mechanism, simple structure, small occupied space, low cost, during demoulding, an inner drawing block of an inner drawing type pitched roof component arranged on a rear mold core moves downwards to drive a sliding block type small pitched roof to move horizontally backwards so as to realize demoulding of the middle position of an annular back-off structure of a product, then the inverted buckle side wall of the product is ejected out through the pitched roof blocks at two sides of the inner drawing type pitched roof component, finally the inverted buckle structure of the product is completely demoulded, and the pitched roof block can retreat towards the center direction of the annular back-off structure of the product in the ejection process so as to be separated from the inverted buckle side wall; the utility model discloses a drive form and the motion sequence of adjustment pitched roof motion make the drawing of patterns of a plurality of pitched roofs layering to make a plurality of pitched roofs of two-dimensional distribution in the same aspect in limited space be three-dimensional space formula distribution of straying in ejecting direction, in order to solve the not enough problem of two-dimensional space; the demolding quality is ensured, and the production efficiency is high.
Description
Technical Field
The utility model relates to a mold design field especially relates to an injection mold sequence moving type pushes up demoulding mechanism to one side.
Background
In the field of injection molding product processing, demolding of annular inverted products or arc inverted products with the circumference larger than 180 degrees is generally realized by adopting strong product deformation demolding, the structure is only suitable for the condition that the inverted amount is small or the product material is soft and easy to deform, but the inverted amount is large, and the condition that the product material has high hardness and is difficult to generate large elastic deformation cannot be automatically demolded; in addition, some oil cylinder core-pulling and demolding modes are adopted, but the mode causes the mold structure to be complicated, the process is complicated, the cost is high, the occupied space is large, and the oil cylinder core-pulling and demolding mode is not suitable for the mold structure with smaller internal space.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide an injection mold sequence moving type lifter demoulding mechanism, the drive form and the motion sequence of the motion of lifter to one side through the adjustment make the drawing of patterns of a plurality of lifter layers to one side to a plurality of lifters that make two-dimensional distribution in the inherent same aspect of limited space are three-dimensional space formula distribution of straying on ejecting direction, in order to solve the problem that two-dimensional space is not enough.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
an injection mold sequence moving type pitched roof demolding mechanism comprises: the back template, set up in inside back mould benevolence of back template and set gradually in the bullet board mechanism and the ejection mechanism of back template below, the inside of back mould benevolence is provided with inserts, oblique kicking block and interior odd test to one side top subassembly, is used for injection moulding's fashioned structure component jointly, oblique kicking block is located the both sides of interior odd test to one side top subassembly, the lower extreme of oblique kicking block is connected with oblique ejector pin, oblique ejector pin passes back mould benevolence and back template, and its lower extreme install in ejection mechanism is last, interior odd test to one side top subassembly includes: interior piece, forked tail guide block and the little oblique top of slider formula of taking out, interior piece of taking out is followed the inside of back template and back mould benevolence is passed, and sliding connection, and its lower extreme is fixed in on the diving board mechanism, one side of interior piece of taking out is provided with sloped fixed slot, one side of forked tail guide block is fixed in the fixed slot, interior piece of taking out still is provided with the spout, the little oblique top of slider formula set up in the spout, and sliding connection, the inboard of the little oblique top of slider formula be provided with forked tail guide block sliding fit's dovetail.
The lower side end of the sliding block type small inclined top is provided with a spring, the other side of the spring props against the inner wall of the rear template, and the elastic force of the spring can provide auxiliary thrust for the sliding of the sliding block type small inclined top.
Compared with the prior art, the beneficial effects of the utility model are that: the structure is simple, the occupied space is small, the cost is low, when in demoulding, the inner drawing block of the inner drawing type pitched roof assembly drives the sliding block type small pitched roof to horizontally move backwards so as to realize demoulding of the middle position of the annular back-off structure of the product, then the pitched roof blocks on two sides of the inner drawing type pitched roof assembly eject the side wall of the inverted buckle of the product, finally the back-off structure of the product is completely demoulded, and the pitched roof blocks can retreat towards the central direction relative to the annular back-off structure of the product in the ejecting process so as to be separated from the side wall of the inverted buckle; the structure can quickly and effectively realize product back-off demoulding, ensures the demoulding quality of products and has high production efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial structural diagram of the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
fig. 4 is a schematic structural view of the internally-drawn pitched roof assembly of the present invention;
fig. 5 is a partial structural schematic view of the internal drawing pitched roof module of the present invention;
FIG. 6 is a schematic structural view of the inner pulling block of the present invention;
fig. 7 is a schematic structural view of the dovetail guide block of the present invention;
FIG. 8 is a first schematic structural view of the sliding block type small pitched roof of the present invention;
fig. 9 is a schematic structural view of the sliding block type small pitched roof of the present invention.
In the figure: 1-rear template; 2-back mould core; 3-an insert; 4-a slanting jacking block; 5-an internal drawing type pitched roof component; 51-inner drawing block; 511-fixed slots; 512-a chute; 52-dovetail guide block; 53-sliding block type small pitched roof; 531-dovetail groove; 6-oblique ejector rod; 7-spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and more obvious, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 9, the utility model provides an injection mold sequence motion formula pushes up demoulding mechanism to one side, include: a rear template 1 (only a partial structure of the rear template 1 is shown in fig. 1), a rear mold core 2 arranged inside the rear template 1, and a springboard mechanism and an ejection mechanism (not shown in the drawing) which are arranged below the rear template 1 in sequence, the spring plate mechanism consists of a spring plate and a spring arranged between the spring plate and the rear template 1, an insert 3, an inclined ejector block 4 and an inner drawing type inclined ejector component 5 are arranged inside the rear mold core 2 and are jointly used for forming structural components of an injection molding product, wherein, the internally-drawn pitched roof component 5 and the pitched roof blocks 4 close to the left side and the right side of the internally-drawn pitched roof component are used for forming an annular inverted buckle structure of a product, the lower extreme of oblique kicking block 4 all is connected with oblique ejector pin 6, oblique ejector pin 6 passes back mould benevolence 2 and back template 1, and its lower extreme install in on the ejection mechanism, interior pull-out type pushes up subassembly 5 to one side includes: interior piece 51, forked tail guide block 52 and the little oblique top 53 of slider formula of taking out, interior piece 51 of taking out is followed the inside of back template 1 and back mould benevolence 2 is passed, and sliding connection, and its lower extreme is fixed in on the diving board of diving board mechanism, one side of interior piece 51 of taking out is provided with sloped fixed slot 511, one side of forked tail guide block 52 is fixed in the fixed slot 511, interior piece 51 of taking out still is provided with spout 512, the little oblique top 53 of slider formula set up in the spout 512, and sliding connection, the inboard of the little oblique top 53 of slider formula be provided with the dovetail 531 of forked tail guide block 52 sliding fit.
Preferably, the lower side end of the sliding block type small lifter 53 is a square block, the square block is located in a clearance groove formed between the rear die plate 1 and the rear die core 2, two springs 7 are arranged at intervals on one side of the square block, the other side of each spring 7 abuts against the inner wall of the rear die plate 1, and the elastic force of each spring 7 can provide an auxiliary thrust effect for the sliding of the sliding block type small lifter 53.
The utility model discloses a concrete working process does:
after injection molding is finished and before mold opening is carried out, the elastic plate is separated from the rear template 1 under the action of the spring elasticity of the elastic plate mechanism, the elastic plate drives the inner drawing block 51 to move downwards, and the dovetail guide block 52 is in sliding fit with the sliding block type small inclined top 53 to further drive the sliding block type small inclined top 53 to horizontally move backwards so as to realize demoulding of the middle position of the annular back-off structure of the product; and (3) opening the die, driving the inclined ejector rod 6 to eject upwards by the ejection mechanism, and retreating the inclined ejector blocks 4 on the left side and the right side of the inner-drawing inclined ejector assembly 5 towards the center direction of the annular back-off structure of the product in the ejection process so as to be convenient for separating from the back-off side wall and finally realizing complete demolding of the annular back-off structure of the product.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (2)
1. An injection mold sequence moving type pitched roof demolding mechanism comprises: back template (1), set up in inside back mould benevolence (2) of back template (1) and set gradually in the bullet board mechanism and the ejection mechanism of back template (1) below, its characterized in that: the inside of back mould benevolence (2) is provided with inserts (3), oblique kicking block (4) and interior odd test to one side subassembly (5), is used for injection moulding's structure component jointly, kicking block (4) are located to one side the both sides of interior odd test to one side subassembly (5), the lower extreme of oblique kicking block (4) is connected with oblique ejector pin (6), oblique ejector pin (6) pass back mould benevolence (2) and back template (1), and its lower extreme install in on the ejection mechanism, interior odd test to one side subassembly (5) include: interior piece (51), forked tail guide block (52) and the little pitched roof of slider formula (53) of taking out, interior piece (51) of taking out is followed the inside of back template (1) and back mould benevolence (2) is passed, and sliding connection, and its lower extreme is fixed in on the diving board mechanism, the one side of interior piece (51) of taking out is provided with inclined slope's fixed slot (511), one side of forked tail guide block (52) is fixed in fixed slot (511), interior piece (51) of taking out still is provided with spout (512), the little pitched roof of slider formula (53) set up in spout (512), and sliding connection, the inboard of the little pitched roof of slider formula (53) be provided with forked tail guide block (52) sliding fit's dovetail (531).
2. The sequential movement type lifter demolding mechanism of the injection mold according to claim 1, wherein: the lower side end of the sliding block type small inclined top (53) is provided with a spring (7), the other side of the spring (7) props against the inner wall of the rear template (1), and the elastic force of the spring (7) can provide auxiliary thrust for the sliding of the sliding block type small inclined top (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336178.4U CN210552823U (en) | 2020-03-18 | 2020-03-18 | Sequential movement type inclined ejection mechanism of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336178.4U CN210552823U (en) | 2020-03-18 | 2020-03-18 | Sequential movement type inclined ejection mechanism of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210552823U true CN210552823U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020336178.4U Active CN210552823U (en) | 2020-03-18 | 2020-03-18 | Sequential movement type inclined ejection mechanism of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210552823U (en) |
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2020
- 2020-03-18 CN CN202020336178.4U patent/CN210552823U/en active Active
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