CN216506706U - Plastic product forming die - Google Patents
Plastic product forming die Download PDFInfo
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- CN216506706U CN216506706U CN202122626441.0U CN202122626441U CN216506706U CN 216506706 U CN216506706 U CN 216506706U CN 202122626441 U CN202122626441 U CN 202122626441U CN 216506706 U CN216506706 U CN 216506706U
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Abstract
The utility model provides a plastic product forming die, which relates to the field of forming dies and comprises a supporting base and four supporting columns, wherein the upper ends of the supporting columns are fixedly provided with a supporting top plate, the upper end of the supporting top plate is vertically and downwards fixedly provided with an upper hydraulic cylinder in the middle position, and the lower end of the upper hydraulic cylinder is horizontally and fixedly provided with an upper die; the middle position of the upper end of the supporting base is fixedly provided with the supporting frame, the upper end of the supporting frame is horizontally and fixedly provided with the lower die, the periphery of the lower die is of a cavity structure, and the cavity of the lower die is provided with the air injection demoulding assembly.
Description
Technical Field
The utility model relates to the field of forming dies, in particular to a forming die for plastic products.
Background
A plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and endows a plastic product with complete configuration and accurate dimension. Because of the variety and processing method of plastics, and the structure of plastic molding machines and plastic products is various, the variety and structure of plastic molds are also various. In the process of processing the plastic mold, the plastic product prepared by the plastic mold is generally stuck on the mold and is difficult to remove.
The existing automobile parts need to be punched in the production process, after the existing punching die finishes punching, and after products are extruded in the die, because the friction force between the products and the die is large, the workpieces which are punched by a worker manually need to be pushed out, and the existing die ejection mechanism can only be pushed out once, so that the ejection mechanism for the automobile parts die which can repeatedly carry out ejection work is needed to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a plastic product forming die to solve the technical problems.
In order to solve the technical problems, the utility model adopts the following technical scheme: a plastic product forming die comprises a supporting base and four supporting columns, wherein the four supporting columns are vertically and fixedly installed at positions, close to four corners, of the supporting base, a supporting top plate is fixedly installed at the upper ends of the supporting columns, an upper hydraulic cylinder is vertically and downwardly fixedly installed at the middle position of the upper end of the supporting top plate, and an upper die is horizontally and fixedly installed at the lower end of the upper hydraulic cylinder;
the middle position of the upper end of the supporting base is fixedly provided with a supporting frame, the upper end of the supporting frame is horizontally and fixedly provided with a lower die, the inner bottom of the lower die is provided with an ejector plate placing groove, an ejector plate is arranged inside the ejector plate placing groove, the lower end of the ejector plate is vertically and fixedly provided with an ejector rod, the ejector rod penetrates through the lower die and the supporting frame, the lower end of the ejector rod is horizontally provided with a supporting steel plate, the middle position of the lower end of the supporting steel plate is fixedly provided with a lower hydraulic cylinder, the lower end of the lower hydraulic cylinder is fixedly arranged at the upper end of the supporting base, the periphery of the lower die is of a cavity structure, and an air-jet demoulding assembly is arranged in a cavity of the lower die;
preferably, through the setting of last pneumatic cylinder, can drive the reciprocating of mould, thereby accomplish opening and the merge of mould and bed die, accomplish plastic products's processing work, setting through lower pneumatic cylinder, drive supporting steel plate upward movement, then supporting steel plate will drive four knock-out lever upward movements, the knock-out lever will drive four knock-out plate upward movements simultaneously, thereby plastic products bottom after the processing produces an even backing force, it is ejecting with plastic products, setting through jet-propelled drawing of patterns subassembly, make at plastic products's production air current all around, produce one to plastic products and blow the power, make and break away from more easily between plastic products and the bed die.
Preferably, the upper port of the lower die is aligned with the lower end of the upper die.
Preferably, the ejector plate is in clearance fit with the ejector plate placing groove, and the width of the clearance is 0.05-0.1 mm. Guarantee in the plastic products manufacture process, raw and other materials can not get into to the liftout plate standing groove after being heated and extruded.
Preferably, the number of the ejector plate accommodating grooves is four, and the ejector plates are respectively arranged in different ejector plate accommodating grooves. Ensuring the even stress.
Preferably, jet-propelled drawing of patterns subassembly includes four air blow guns, and four air blow guns are installed respectively in bed die cavity all around, run through on the inside wall of bed die and be provided with the venthole, every the air blow gun gas outlet is just to the venthole, every slidable mounting has the closing plate on the inside wall of venthole, installs electric telescopic handle before the upper end of closing plate and the top of interior cavity, be connected with the air inlet hose on the income air end of air blow gun, the top downside fixed mounting of support frame has high compression pump, the air inlet hose is connected with high compression pump's output, the solenoid valve is installed with the junction of air blow gun to the air inlet hose. Through the setting of air blow gun, high-pressure gas in the air blow gun will spout, then through the venthole reach plastic products on, produce a powerful thrust to plastic products for plastic products around with the quick departure of the inside wall of bed die 7, thereby the completion drawing of patterns more quick.
Preferably, a control switch of the solenoid valve is installed on the supporting column.
The utility model has the beneficial effects that:
according to the utility model, the upper die can be driven to move up and down through the arrangement of the upper hydraulic cylinder, so that the upper die and the lower die are opened and combined, the processing work of a plastic product is completed, the supporting steel plate is driven to move upwards through the arrangement of the lower hydraulic cylinder, then the supporting steel plate drives the four ejector rods to move upwards, the ejector rods can simultaneously drive the four ejector plates to move upwards, so that a uniform supporting force is generated at the bottom of the processed plastic product to eject the plastic product, air flow is generated around the plastic product through the arrangement of the air injection demoulding component, and a blowing force is generated on the plastic product, so that the plastic product is easier to separate from the lower die, the whole utility model is simple in operation, the demoulding work of the plastic product can be completed more quickly, meanwhile, the plastic product is not damaged, and the production quality is ensured, the production efficiency is improved, and the practicability is high.
Drawings
FIG. 1 is a schematic structural view of a plastic product molding mold according to the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic top view of a lower mold of the present invention;
FIG. 4 is a schematic perspective view of a lower mold according to the present invention;
FIG. 5 is a cross-sectional view of the lower mold of the present invention taken along section A-A.
Reference numerals: 1. a support base; 2. a support pillar; 3. supporting a top plate; 4. an upper hydraulic cylinder; 5. an upper die; 6. a support frame; 7. a lower die; 8. a knock-out plate holding groove; 9. ejecting the plate; 10. ejecting the rod; 11. a lower hydraulic cylinder; 12. an air-jet stripping assembly; 121. an air blow gun; 122. an air outlet; 123. a sealing plate; 124. an electric telescopic rod; 125. an air intake hose; 126. a high pressure air pump; 127. an electromagnetic valve; 13. and supporting the steel plate.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-5, a plastic product molding mold comprises a supporting base 1 and four supporting columns 2, wherein the four supporting columns 2 are vertically and fixedly installed at positions, close to four corners, of the supporting base 1, a supporting top plate 3 is fixedly installed at the upper ends of the supporting columns 2, an upper hydraulic cylinder 4 is vertically and downwardly fixedly installed at the middle position of the upper end of the supporting top plate 3, and an upper mold 5 is horizontally and fixedly installed at the lower end of the upper hydraulic cylinder 4;
support base 1's upper end intermediate position fixed mounting has support frame 6, the horizontal fixed mounting in upper end of support frame 6 has bed die 7, the interior bottom of bed die 7 is provided with ejector plate standing groove 8, the inside of ejector plate standing groove 8 is provided with ejector plate 9, the vertical fixed ejector pin 10 that is provided with of lower extreme of ejector plate 9, ejector pin 10 passes bed die 7 and support frame 6, and the lower extreme level of ejector pin 10 is provided with supporting steel plate 13, supporting steel plate 13 lower extreme intermediate position fixed mounting has lower pneumatic cylinder 11, the lower extreme fixed mounting of lower pneumatic cylinder 11 is in support base 1 upper end, bed die 7 be cavity structures all around, and install jet-propelled drawing of patterns subassembly 12 in the cavity of bed die 7.
Jet-propelled drawing of patterns subassembly 12 includes four air blow guns 121, and four air blow guns 121 are installed respectively in bed die 7 cavity all around, it is provided with venthole 122 to run through on the inside wall of bed die 7, every air blow gun 121 gas outlet is just to venthole 122, slidable mounting has closing plate 123 on the inside wall of every venthole 122, install electric telescopic handle 124 before the top of the upper end of closing plate 123 and interior cavity, be connected with air inlet hose 125 on air inlet end of air blow gun 121, the top downside fixed mounting of support frame 6 has high compression pump 126, air inlet hose 125 is connected with high compression pump 126's output, solenoid valve 127 is installed with air blow gun 121's junction to air inlet hose 125.
The working principle is as follows:
when a plastic product is processed, the upper hydraulic cylinder 4 is started at first, the upper hydraulic cylinder 4 contracts to drive the upper die 5 to move upwards, processed raw materials are placed in the lower die 7, the placing amount strictly meets the production requirement, then the upper hydraulic cylinder 4 is started to drive the upper die 5 to move downwards until the upper die 5 and the lower die 7 are completely combined, the plastic product is processed by heating the dies, and after the processing is completed, the plastic product needs to be demoulded.
Firstly, the upper hydraulic cylinder 4 is started again to drive the upper die 5 to ascend, then the lower hydraulic cylinder 11 is started, the lower hydraulic cylinder 11 drives the supporting steel plate 13 to move upwards, then the supporting steel plate 13 drives the four ejector rods 10 to move upwards, and the ejector rods 10 drive the four ejector plates 9 to move upwards at the same time, so that an even supporting force is generated at the bottom of the processed plastic product, and the air injection demolding assembly 12 is started at the same time, so that air flow is generated around the plastic product, a blowing force is generated on the plastic product, and the plastic product is separated from the lower die 7 more easily.
During specific operation, firstly, the electric telescopic rod 124 is controlled to contract to drive the sealing plate 123 to move upwards, the air outlet 122 loses the block, then the electromagnetic valve 127 is controlled to be switched to be in an open state, then the high-pressure air pump 126 is started, high-pressure air in the high-pressure air pump 126 reaches the air blowing gun 121 through the air inlet hose 125, the high-pressure air in the air blowing gun 121 is sprayed out and reaches a plastic product through the air outlet 122, a strong thrust is generated on the plastic product, the periphery of the plastic product is quickly separated from the inner side wall of the lower die 7, and therefore demolding is completed more quickly;
after demolding, the electromagnetic valve 127 and the high-pressure air pump 126 are closed, the electric telescopic rod 124 is adjusted to extend, and the sealing plate 123 is driven to move downwards until the air outlet 122 is completely sealed.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a plastic products forming die, includes support base (1) and four spinal branch daggers (2), its characterized in that:
the four supporting columns (2) are vertically and fixedly installed at positions, close to four corners, of the supporting base (1), a supporting top plate (3) is fixedly installed at the upper ends of the supporting columns (2), an upper hydraulic cylinder (4) is vertically and downwardly fixedly installed at the middle position of the upper end of the supporting top plate (3), and an upper die (5) is horizontally and fixedly installed at the lower end of the upper hydraulic cylinder (4);
a support frame (6) is fixedly arranged at the middle position of the upper end of the support base (1), a lower die (7) is horizontally and fixedly arranged at the upper end of the support frame (6), an ejector plate placing groove (8) is arranged at the inner bottom of the lower die (7), an ejector plate (9) is arranged in the ejector plate placing groove (8), the lower end of the ejector plate (9) is vertically and fixedly provided with an ejector rod (10), the ejector rod (10) penetrates through the lower die (7) and the support frame (6), a supporting steel plate (13) is horizontally arranged at the lower end of the ejector rod (10), a lower hydraulic cylinder (11) is fixedly arranged at the middle position of the lower end of the supporting steel plate (13), the lower end of the lower hydraulic cylinder (11) is fixedly arranged at the upper end of the supporting base (1), the periphery of the lower die (7) is of a cavity structure, and an air injection demoulding component (12) is arranged in the cavity of the lower mould (7).
2. A plastic article-forming mold as defined in claim 1, wherein: the upper port of the lower die (7) is aligned with the lower end of the upper die (5).
3. A plastic article-forming mold as defined in claim 1, wherein: the ejector plate (9) is in clearance fit with the ejector plate placing groove (8), and the width of the clearance is 0.05-0.1 mm.
4. A plastic article-forming mold as defined in claim 1, wherein: the number of the ejector plate containing grooves (8) is four, and the ejector plates (9) are respectively arranged in the different ejector plate containing grooves (8).
5. A plastic article-forming mold as defined in claim 1, wherein: the air injection demoulding component (12) comprises four air blow guns (121), the four air blow guns (121) are respectively arranged in cavities around the lower mould (7), air outlet holes (122) are formed in the inner side wall of the lower die (7) in a penetrating mode, the air outlet of each air blowing gun (121) is opposite to the air outlet hole (122), a sealing plate (123) is slidably mounted on the inner side wall of each air outlet hole (122), an electric telescopic rod (124) is mounted in front of the upper end of the sealing plate (123) and the top of the inner cavity, the air inlet end of the air blowing gun (121) is connected with an air inlet hose (125), the lower side of the top of the support frame (6) is fixedly provided with a high-pressure air pump (126), the air inlet hose (125) is connected with the output end of the high-pressure air pump (126), and an electromagnetic valve (127) is installed at the joint of the air inlet hose (125) and the air blow gun (121).
6. A plastic article-forming mold as defined in claim 1, wherein: and a control switch of an electromagnetic valve (127) is arranged on the supporting column (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626441.0U CN216506706U (en) | 2021-10-29 | 2021-10-29 | Plastic product forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626441.0U CN216506706U (en) | 2021-10-29 | 2021-10-29 | Plastic product forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216506706U true CN216506706U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122626441.0U Active CN216506706U (en) | 2021-10-29 | 2021-10-29 | Plastic product forming die |
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| Country | Link |
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| CN (1) | CN216506706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442437A (en) * | 2023-05-12 | 2023-07-18 | 东莞市速品塑胶电子有限公司 | Auxiliary demolding device for plastic product processing and molding |
-
2021
- 2021-10-29 CN CN202122626441.0U patent/CN216506706U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442437A (en) * | 2023-05-12 | 2023-07-18 | 东莞市速品塑胶电子有限公司 | Auxiliary demolding device for plastic product processing and molding |
| CN116442437B (en) * | 2023-05-12 | 2023-09-22 | 东莞市速品塑胶电子有限公司 | Auxiliary demolding device for plastic product processing and molding |
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