CN210211182U - Rubber and plastic product mould convenient to drawing of patterns - Google Patents
Rubber and plastic product mould convenient to drawing of patterns Download PDFInfo
- Publication number
- CN210211182U CN210211182U CN201920807332.9U CN201920807332U CN210211182U CN 210211182 U CN210211182 U CN 210211182U CN 201920807332 U CN201920807332 U CN 201920807332U CN 210211182 U CN210211182 U CN 210211182U
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- upper die
- lower die
- fixedly connected
- rubber
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Abstract
The utility model discloses a rubber and plastic goods mould convenient to drawing of patterns, including upper die base and die holder, upper die base top surface middle part is fixed with the runner, upper die base bottom surface middle part fixedly connected with cope match-plate pattern, the die cavity has been seted up to the cope match-plate pattern bottom surface, the upper die base with be provided with the runner in the cope match-plate pattern, just the runner with go up the die cavity intercommunication, a plurality of bullports have vertically been seted up around the upper die base. Has the advantages that: the utility model discloses drive sealed piece through the gangbar and descend the top surface profile generating line that makes sealed piece and the opening coincidence of lower die cavity to constitute seal chamber and through branch compression pressure spring when the compound die, the cope match-plate pattern leaves behind the lower bolster when the die sinking, the compression stroke of pressure spring release self and the sealed piece that drives the branch top rises with the ejecting die cavity down of work piece part to this realizes the quick drawing of patterns of work piece, replaced the drawing of patterns mode of digging out the work piece by the manual work in the die cavity down, the drawing of patterns efficiency and the convenient operation of work piece have been promoted.
Description
Technical Field
The utility model relates to a rubber and plastic goods production subassembly field, concretely relates to rubber and plastic goods mould convenient to drawing of patterns.
Background
The rubber and plastic products refer to activities for producing various rubber and plastic products by using natural and synthetic rubber or plastics as raw materials, and also comprise rubber products produced by utilizing waste rubber and plastic products produced by utilizing waste plastics. The largest output is styrene butadiene rubber, the O-shaped ring is one of rubber and plastic products and is often applied to sealing of a pipeline joint, and a mold is required to be used for injection molding in the production process of the O-shaped ring.
The applicant finds that at least the following technical problems exist in the prior art: at present, the mould for manufacturing the O-shaped ring adopts a demoulding mode of manually digging out a workpiece from a lower cavity after the forming is finished and the mould is opened, so that the demoulding efficiency is low and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rubber and plastic goods mould convenient to drawing of patterns just for solving above-mentioned problem to the mould of making O type circle at present among the solution prior art adopts the drawing of patterns mode such as the work piece is scratched out by the manual work in the die cavity down after the shaping finishes the die sinking. The utility model provides an among a great deal of technical scheme preferred technical scheme have: when the mould is opened, the upper mould plate leaves the lower mould plate, the compression spring releases the compression stroke of the compression spring to drive the sealing block at the top end of the supporting rod to rise to eject the part of the workpiece out of the lower mould cavity, so that the quick demoulding of the workpiece is realized, the technical effects of a demoulding mode of manually pulling out the workpiece from the lower mould cavity and the like are replaced, and the details are explained below.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a rubber and plastic product mould convenient for demoulding, which comprises an upper mould base and a lower mould base, wherein a pouring gate is fixed in the middle of the top surface of the upper mould base, an upper mould plate is fixedly connected in the middle of the bottom surface of the upper mould base, an upper mould cavity is arranged on the bottom surface of the upper mould plate, a flow channel is arranged in the upper mould base and the upper mould plate and is communicated with the pouring gate and the upper mould cavity, and a plurality of guide holes are vertically arranged around the upper mould base;
the lower die base is of a hollow structure, a plurality of guide posts are vertically fixed on the periphery of the top surface of the lower die base, the guide posts are in sliding fit with the guide holes, a lower template is fixedly connected to the middle of the top surface of the lower die base, the top surface of the lower template is attached to the bottom surface of the upper template, the top of the lower template is provided with a lower cavity, the lower cavity is vertically opposite to the upper cavity, a guide groove is vertically arranged in the middle of the lower cavity, the guide groove is communicated with the lower die base, one side of the guide groove is provided with a guide groove, the guide groove is vertically arranged at the edge of the lower die plate, a demoulding component is fixed on the bottom surface of the inner part of the lower die base, the upper part of the demoulding component extends into the guide groove and the guide groove, and the demoulding assembly extends into the top surface profile bus of the guide groove part and is coincided with the bottom surface opening of the lower cavity to form a sealed cavity.
Preferably, the demolding assembly comprises a mounting seat and a linkage rod, the mounting seat is fixedly connected to the bottom surface of the lower die holder, a sheath is fixed to the top surface of the mounting seat, a sealing cover is fixedly connected to the top surface of the sheath, a mounting groove is vertically formed in the sheath, a pressure spring is arranged in the mounting groove and is in a compression state, the bottom end of the pressure spring is fixedly connected with the mounting groove, a sleeve ring is fixedly connected to the top end of the pressure spring, a supporting rod is vertically fixed to the inner side of the sleeve ring and is in clearance fit with the sealing cover, the top of the supporting rod extends into the mounting groove, a sealing block is fixed to the top end of the supporting rod, a top profile bus of the sealing block coincides with a bottom opening of the lower die cavity to form a sealing cavity, the linkage rod is of an L-shaped structure, the vertical portion of the linkage rod is in sliding fit with the guide, the horizontal part of the linkage rod is fixedly connected with the supporting rod.
Preferably, the lantern ring is of a solid annular structure, and the lantern ring is in interference fit with the supporting rod.
Preferably, the sealing block is made of heat-resistant alloy, and the sealing block and the support rod are welded and fixed.
Preferably, the linkage rod and the support rod are welded and fixed.
Preferably, the number of the guide posts and the guide holes is four.
Preferably, the upper template is fixedly connected with the upper die base through welding, and the lower die base is fixedly connected with the lower template through welding.
By adopting the rubber and plastic product mould convenient for demoulding, in an initial state, a top surface profile bus of the sealing block and a bottom surface opening of the lower cavity are superposed to form a sealing cavity, meanwhile, the upper cavity and the lower cavity are vertically contrasted, a sealing cavity formed by the sealing block and the lower cavity is matched with the upper cavity to form a closed forming cavity of an O-shaped ring, when the mould is used, molten rubber is injected into the runner through the sprue, the molten rubber finally flows into the closed forming cavity through the runner and is filled, then, the material injection is stopped to cool and form the rubber in the closed forming cavity, so that the injection forming of the O-shaped ring is realized, the upper mould base is taken down to open the mould after the forming is finished, and when the upper mould base leaves the lower mould base, the upper mould plate is separated from the lower mould plate, and because the pressure spring is in a compressed state initially, the sealing block at the top end of the supporting rod can be driven to ascend along the guide groove by the compression spring releasing the compression stroke per se, the vertical part of the linkage rod ascends along the guide groove and the top of the linkage rod is exposed, the sealing block ejects out the part of the O-shaped ring workpiece in the lower cavity in the ascending process, so that the quick demolding of the O-shaped ring workpiece is realized, the demolding mode that the O-shaped ring workpiece is pulled out from the lower cavity manually is replaced, the demolding efficiency and the operation of the O-shaped ring workpiece are improved, and when the mold is closed again, as the upper template can be closely attached to the top surface of the lower template, the vertically exposed part of the linkage rod is pressed into the guide groove by the gravity per se in the attaching process of the upper template, so that the smooth mold closing is realized, and the linkage rod simultaneously drives the supporting rod to descend to compress the compression spring again, so that the O-shaped ring workpiece can be smoothly and quickly taken out through the demoulding component when the mould is opened next time.
Has the advantages that: the utility model discloses drive sealed piece through the gangbar and descend the top surface profile generating line that makes sealed piece and the opening coincidence of lower die cavity to constitute seal chamber and through branch compression pressure spring when the compound die, the cope match-plate pattern leaves behind the lower bolster when the die sinking, the compression stroke of pressure spring release self and the sealed piece that drives the branch top rises with the ejecting die cavity down of work piece part to this realizes the quick drawing of patterns of work piece, replaced the drawing of patterns mode of digging out the work piece by the manual work in the die cavity down, the drawing of patterns efficiency and the convenient operation of work piece have been promoted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front external view of the present invention;
fig. 2 is a front sectional view of the present invention;
fig. 3 is a top cross-sectional view of the present invention;
fig. 4 is a schematic view of the present invention in use.
The reference numerals are explained below:
1. an upper die holder; 101. a gate; 102. mounting a template; 103. a flow channel; 104. a guide hole; 105. an upper cavity; 2. a lower die holder; 201. a guide post; 202. a lower template; 203. a lower cavity; 204. a guide groove; 205. a guide groove; 3. a demolding component; 301. a sealing block; 302. a linkage rod; 303. a strut; 304. sealing the cover; 305. a collar; 306. a sheath; 307. mounting grooves; 308. a pressure spring; 309. and (7) mounting a seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a rubber and plastic goods mould convenient to drawing of patterns, including upper die base 1 and die holder 2, 1 top surface middle part of upper die base is fixed with runner 101, and 1 bottom surface middle part fixedly connected with cope match-plate pattern 102 of upper die base, last die cavity 105 has been seted up to cope match-plate pattern 102 bottom surface, is provided with runner 103 in upper die base 1 and the cope match-plate pattern 102, and runner 103 and runner 101 and last die cavity 105 intercommunication, a plurality of bullports 104 have vertically been seted up around upper die base 1. Lower bolster 2 is hollow structure, a plurality of guide pillars 201 are vertically fixed with around the 2 top surfaces of lower bolster, and guide pillars 201 and bullport 104 sliding fit, 2 top surfaces of lower bolster middle part fixedly connected with lower bolster 202, and the laminating of lower bolster 202 top surface and cope match-plate pattern 102 bottom surface, lower die cavity 203 has been seted up at lower bolster 202 top, and lower die cavity 203 is compared from top to bottom with last die cavity 105, the vertical guide way 204 of having seted up in lower die cavity 203 middle part, and guide way 204 and lower bolster 2 intercommunication, guide way 204 one side is provided with guiding groove 205, and guiding groove 205 is vertical to be seted up at lower bolster 202 edge, the inside bottom surface of lower bolster 2 is fixed with drawing of patterns subassembly 3, drawing of patterns subassembly 3 upper portion stretches into in 205 and the guide way 204, and drawing of patterns subassembly 3 stretches into the top surface profile generating line of guiding groove 205 part and the coincidence of the bottom.
As a preferable scheme of the scheme, the demolding assembly 3 comprises an installation seat 309 and a linkage rod 302, the installation seat 309 is fixedly connected to the bottom surface of the lower die holder 2, a sheath 306 is fixed to the top surface of the installation seat 309, a seal cover 304 is fixedly connected to the top surface of the sheath 306, an installation groove 307 is vertically formed in the sheath 306, a pressure spring 308 is arranged in the installation groove 307, the bottom end of the pressure spring 308 is fixedly connected with the installation groove 307 when the pressure spring 308 is in a compressed state, a sleeve ring 305 is fixedly connected to the top end of the pressure spring 308, a support rod 303 is vertically fixed to the inner side of the sleeve ring 305, the support rod 303 is in clearance fit with the seal cover 304, the top end of the support rod 303 extends into the installation groove 307, a seal block 301 is fixed to the top end of the support rod 303, a top surface profile bus of the seal block 301 is overlapped with a bottom surface opening of the lower die cavity 203, the horizontal part of the linkage rod 302 is fixedly connected with the support rod 303, so that the O-shaped ring workpiece can be quickly ejected out of the lower cavity 203 through the demolding assembly 3 during mold opening, and quick demolding of the O-shaped ring workpiece is realized.
The lantern ring 305 is a solid ring-shaped structure, and the lantern ring 305 is in interference fit with the supporting rod 303, so that the lantern ring 305 and the supporting rod 303 can be conveniently lifted and lowered synchronously.
The material of the sealing block 301 is heat-resistant alloy, and the sealing block 301 and the supporting rod 303 are welded and fixed, so that the sealing block 301 has good use performance, and the demoulding assembly 3 can be repeatedly used.
The number of the guide columns 201 and the guide holes 104 is four, so that the mold can be accurately and quickly clamped by matching a plurality of guide columns 201 with the guide holes 104.
The upper die plate 102 is fixedly connected with the upper die holder 1 through welding, so that the upper die plate 102 is stably fixed on the bottom surface of the upper die holder 1 to prevent falling off, and the lower die holder 2 is fixedly connected with the lower die plate 202 through welding so that the lower die plate 202 is stably fixed on the top surface of the upper die holder 1 to prevent falling off.
By adopting the structure, in an initial state, a top surface contour bus of the sealing block 301 is overlapped with a bottom surface opening of the lower cavity 203 to form a sealing cavity, meanwhile, the upper cavity 105 is vertically contrasted with the lower cavity 203, the sealing cavity formed by the sealing block 301 and the lower cavity 203 is matched with the upper cavity 105 to form a sealing forming cavity of an O-shaped ring, when the O-shaped ring injection molding die is used, molten rubber is injected into the runner 103 through the sprue 101, the molten rubber finally flows into the sealing forming cavity through the runner 103 and is filled, then the injection is stopped to cool and form the rubber in the sealing forming cavity, so that the O-shaped ring injection forming is realized, after the forming is finished, the upper die holder 1 is taken down to open the die, when the upper die holder 1 leaves the lower die holder 2, the upper die plate 102 is separated from the lower die plate 202, because the pressure spring 308 is in an initial compression state, the sealing block 301 at the top end of the supporting rod 303 can be driven to rise along, the vertical part of the linkage rod 302 rises along the guide groove 205 along with it and the top is exposed, the sealing block 301 ejects out the part of the O-shaped ring workpiece in the lower cavity 203 in the rising process, thereby realizing the quick demoulding of the O-shaped ring workpiece, the demoulding mode of manually pulling out the O-shaped ring workpiece from the lower cavity 203 is replaced, the demoulding efficiency and the operation of the O-shaped ring workpiece are improved, when the mould is closed again, because the upper template 102 can be closely attached to the top surface of the lower template 202, then the vertical exposed part of the linkage rod 302 is pressed into the guide groove 205 through self gravity in the attaching process of the upper template 102, so smooth mould closing is realized, the linkage rod 302 simultaneously drives the support rod 303 to descend to compress the pressure spring 308 again, so that the O-shaped ring workpiece can be quickly taken out through the demoulding assembly 3 in the next mould opening process.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a rubber and plastic products mould convenient to drawing of patterns, includes upper die base (1) and die holder (2), its characterized in that: a pouring gate (101) is fixed in the middle of the top surface of the upper die holder (1), an upper die plate (102) is fixedly connected in the middle of the bottom surface of the upper die holder (1), an upper cavity (105) is formed in the bottom surface of the upper die plate (102), a flow channel (103) is arranged in the upper die holder (1) and the upper die plate (102), the flow channel (103) is communicated with the pouring gate (101) and the upper cavity (105), and a plurality of guide holes (104) are vertically formed in the periphery of the upper die holder (1);
the lower die holder (2) is of a hollow structure, a plurality of guide columns (201) are vertically fixed on the periphery of the top surface of the lower die holder (2), the guide columns (201) are in sliding fit with the guide holes (104), a lower die plate (202) is fixedly connected to the middle of the top surface of the lower die holder (2), the top surface of the lower die plate (202) is attached to the bottom surface of the upper die plate (102), a lower die cavity (203) is formed in the top of the lower die plate (202), the lower die cavity (203) is vertically opposite to the upper die cavity (105), a guide groove (204) is vertically formed in the middle of the lower die cavity (203), the guide groove (204) is communicated with the lower die holder (2), a guide groove (205) is formed in one side of the guide groove (204), the guide groove (205) is vertically formed in the edge of the lower die plate (202), and a demolding assembly (3) is fixed on the bottom surface, the upper part of the demoulding component (3) extends into the guide groove (205) and the guide groove (204), and the demoulding component (3) extends into the top surface profile bus of the guide groove (205) and the bottom surface opening of the lower cavity (203) to form a sealed cavity.
2. The rubber-plastic product mold facilitating demolding as claimed in claim 1, wherein: the demolding component (3) comprises a mounting seat (309) and a linkage rod (302), the mounting seat (309) is fixedly connected to the bottom surface of the lower die holder (2), a sheath (306) is fixed to the top surface of the mounting seat (309), a sealing cover (304) is fixedly connected to the top surface of the sheath (306), a mounting groove (307) is vertically formed in the sheath (306), a pressure spring (308) is arranged in the mounting groove (307), the pressure spring (308) is in a compression state, the bottom end of the pressure spring (308) is fixedly connected with the mounting groove (307), a sleeve ring (305) is fixedly connected to the top end of the pressure spring (308), a support rod (303) is vertically fixed to the inner side of the sleeve ring (305), the support rod (303) is in clearance fit with the sealing cover (304), the top of the support rod (303) extends into the mounting groove (307), and a sealing block (301) is fixed to the, and a top surface contour bus of the sealing block (301) and a bottom surface opening of the lower cavity (203) are overlapped to form a sealing cavity, the linkage rod (302) is of an L-shaped structure, the vertical part of the linkage rod (302) is in sliding fit with the guide groove (205), the top end of the linkage rod (302) is in contact with the bottom surface of the upper template (102), and the horizontal part of the linkage rod (302) is fixedly connected with the supporting rod (303).
3. The rubber-plastic product mold facilitating demolding as claimed in claim 2, wherein: the lantern ring (305) is of a solid annular structure, and the lantern ring (305) is in interference fit with the supporting rod (303).
4. The rubber-plastic product mold facilitating demolding as claimed in claim 2, wherein: the material of sealing block (301) is heat-resisting alloy, sealing block (301) with branch (303) welded fastening.
5. The rubber-plastic product mold facilitating demolding as claimed in claim 2, wherein: the linkage rod (302) and the support rod (303) are fixed in a welding mode.
6. The rubber-plastic product mold facilitating demolding as claimed in claim 1, wherein: the number of the guide columns (201) and the number of the guide holes (104) are four.
7. The rubber-plastic product mold facilitating demolding as claimed in claim 1, wherein: the upper template (102) is fixedly connected with the upper die holder (1) through welding, and the lower die holder (2) is fixedly connected with the lower template (202) through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920807332.9U CN210211182U (en) | 2019-05-31 | 2019-05-31 | Rubber and plastic product mould convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920807332.9U CN210211182U (en) | 2019-05-31 | 2019-05-31 | Rubber and plastic product mould convenient to drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210211182U true CN210211182U (en) | 2020-03-31 |
Family
ID=69928943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920807332.9U Expired - Fee Related CN210211182U (en) | 2019-05-31 | 2019-05-31 | Rubber and plastic product mould convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210211182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518603A (en) * | 2020-11-17 | 2021-03-19 | 湖南省方圆磨料磨具有限公司 | Grinding wheel die assembly convenient for grinding wheel extraction |
-
2019
- 2019-05-31 CN CN201920807332.9U patent/CN210211182U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518603A (en) * | 2020-11-17 | 2021-03-19 | 湖南省方圆磨料磨具有限公司 | Grinding wheel die assembly convenient for grinding wheel extraction |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |