CN201604279U - Thermoplastics type plastic injection machine - Google Patents
Thermoplastics type plastic injection machine Download PDFInfo
- Publication number
- CN201604279U CN201604279U CN2009202994478U CN200920299447U CN201604279U CN 201604279 U CN201604279 U CN 201604279U CN 2009202994478 U CN2009202994478 U CN 2009202994478U CN 200920299447 U CN200920299447 U CN 200920299447U CN 201604279 U CN201604279 U CN 201604279U
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Abstract
The utility model discloses a thermoplastics type plastic injection machine, which comprises a machine body (1), a moulding mould (2), an injection part (3) and a control system (4), wherein the moulding mould (2) realizes die opening and die closing through a movement mechanism, an injection pressure control valve (5) is arranged on the channel of the injection part (3), and the channel of the injection part (3) is connected with the control system (4) through a control circuit. By adopting the technical scheme, the utility model can improve the appearance quality of plastic products, the injection moulding technique stability and the production efficiency, reduce the cost, and prevent the appearance type defects of cold burden spot, silver marks, gas marks and the like which are easy to be generated at the water inlet (plastic inlet point) of the plastic product.
Description
Technical field
The utility model belongs to the technical field of machinery and electric product manufacturing, relates to the plasthetics forming technique, and more particularly, the utility model relates to a kind of thermoplastics type's plastic forming.
Background technology
At present, the plastic cement products mouth of a river (advancing the glue point) locates to be prone to: open defects such as cold burden spot, crazing, gas trace.Shooting Technique can't be stablized, and product quality instability and production efficiency are low, the cost height.Its reason is injection moulding process not to be carried out the accurate control of pressure, flow, injection time and injection temperature.
The utility model content
Problem to be solved in the utility model provides a kind of thermoplastics type's plastic forming, its objective is the stability and the injecting products quality that improve Shooting Technique.
To achieve these goals, the technical scheme taked of the utility model is:
Thermoplastics type's plastic forming provided by the utility model, comprise fuselage, mould, injection portion and control system, described mould is realized die sinking and matched moulds by motion, the passage of described injection portion is provided with the injection pressure control valve, and is connected with described control system by control circuit.
For making the utility model more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present utility model and creativeness:
The passage of described injection portion is provided with injection glue control valve, and is connected with described control system by control circuit.
Described injection portion is provided with relay inject time, and is connected with described control system by control circuit.
Described mould is provided with the injection temperature sensor, and is connected with described control system by control circuit.
The utility model adopts technique scheme, can improve the exterior quality of plastic cement products, improves Shooting Technique stability, enhances productivity, and reduces cost, and avoids the plastic cement products mouth of a river (advancing the glue point) to locate to be prone to outward appearance type defectives such as cold burden spot, crazing, gas trace.
Description of drawings
Below expressed content of this Figure of description and the mark among the figure are briefly explained:
Fig. 1 is a structural representation of the present utility model.
Be labeled as among the figure:
1, fuselage, 2, mould, 3, injection portion, 4, control system, 5, the injection pressure control valve, 6, injection glue control valve, 7, inject time relay, 8, the injection temperature sensor.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present utility model structure expressed as Fig. 1, the utility model is a kind of thermoplastics type's plastic forming, comprises fuselage 1, mould 2, injection portion 3 and control system 4, described mould 2 is realized die sinking and matched moulds by motion., mould 2, injection portion 3 and control system 4 and motion be installed on the fuselage 1.Thermoplastics type's plastic forming is controlled by the various parameters of 4 pairs of injection moulding process of control system.Control system 4 comprises hardware and software, and software is the computer program of technical process.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize improving the stability of Shooting Technique and the goal of the invention of injecting products quality, the technical scheme that the utility model is taked is:
Thermoplastics type's plastic forming provided by the utility model, the passage of described injection portion 3 is provided with injection pressure control valve 5, and is connected with described control system 4 by control circuit.
Above-described injection pressure control valve 5 is set up low pressure, medium and high pressure, sets by control system 4.The size that the spring force of general pressure valve is set up has determined the size of injection pressure, carries out pressure control by control system 4.In control program, set according to demand of practical production by operating personnel.
Adopt technique scheme, can improve the exterior quality of plastic cement products, improve Shooting Technique stability, enhance productivity, reduce cost, avoid the plastic cement products mouth of a river (advancing the glue point) to locate to be prone to outward appearance type defectives such as cold burden spot, crazing, gas trace.
Below be concrete exemplifying embodiment of the present utility model, supply those skilled in the art's reference when implementing the utility model:
1, the passage of injection portion 3 described in the utility model is provided with injection glue control valve 6, and is connected with described control system 4 by control circuit.
Above-described injection glue control valve 6 can be set the high, medium and low speed of injection flow respectively, and this is a kind of flow control valve.The size of its valve port opening has determined the size of injection glue amount, carries out flow-control by control system 4.In control program, set according to demand of practical production by operating personnel.
2, injection portion 3 described in the utility model is provided with relay 7 inject time, and is connected with described control system 4 by control circuit.
7 control inject times of relay above-described inject time are by control system 4 controls.In control program, set according to demand of practical production by operating personnel.
3, mould 2 described in the utility model is provided with injection temperature sensor 8, and is connected with described control system 4 by control circuit.
Above-described injection temperature sensor 8 obtains the temperature of mould 2, also promptly injects the plastic material real time temperature, and sends temperature parameter to control system 4, so that control system 4 judges and send command adapted thereto.
Below be plastic cement products molding process and the concrete technical parameter that the utility model is used said structure:
(1), the phase I: with middle pressure, middle low velocity, injection glue amount is to 80% of the product mouth of a river;
(2), second stage: inject the glue amount to 90% of the product mouth of a river with middle pressure, low velocity;
(3), the phase III: enter glue point place with low pressure, low velocity injection glue amount to product, and (time was generally 0.25～0.5 second this section that extend inject time, purpose is solidified in order to advance the surperficial plastic cement in glue point place, advances glue point place plastic cement as overlong time and all solidifies, and can't advance the follow-up filling in back);
(4), quadravalence section:, at a high speed, be injected to 90% of entire product with high pressure;
(5), five-stage: finish 100% of product with middle pressure, middling speed and fill;
(6), the 6th stage: carry out pressurize with mesolow, middling speed.
By above-mentioned rationally, the Shooting Technique of science, solved outward appearance type defectives such as the cold burden spot that the plastic cement products mouth of a river (advancing the glue point) is located to be prone to, crazing, gas trace, improved the quality of Shooting Technique stability and product.
Practical proof the effect of technique scheme:
Above-mentioned process application has solved glue point place effectively and has been prone to the crazing problem in the crank-operated sliding roof decorative panel.
In addition, above-mentioned technology also is applied to access door handle product and has effectively solved glue point place speck problem, and has reduced the internal stress at place, the mouth of a river, makes product in following process, can the stress effect and cracking phenomena takes place.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (4)
1. thermoplastics type's plastic forming, comprise fuselage (1), mould (2), injection portion (3) and control system (4), described mould (2) is realized die sinking and matched moulds by motion, it is characterized in that: the passage of described injection portion (3) is provided with injection pressure control valve (5), and is connected with described control system (4) by control circuit.
2. according to the described thermoplastics type's plastic forming of claim 1, it is characterized in that: the passage of described injection portion (3) is provided with injection glue control valve (6), and is connected with described control system (4) by control circuit.
3. according to the described thermoplastics type's plastic forming of claim 2, it is characterized in that: described injection portion (3) is provided with relay inject time (7), and is connected with described control system (4) by control circuit.
4. according to the described thermoplastics type's plastic forming of claim 3, it is characterized in that: described mould (2) is provided with injection temperature sensor (8), and is connected with described control system (4) by control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202994478U CN201604279U (en) | 2009-12-21 | 2009-12-21 | Thermoplastics type plastic injection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202994478U CN201604279U (en) | 2009-12-21 | 2009-12-21 | Thermoplastics type plastic injection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201604279U true CN201604279U (en) | 2010-10-13 |
Family
ID=42948989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202994478U Expired - Fee Related CN201604279U (en) | 2009-12-21 | 2009-12-21 | Thermoplastics type plastic injection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201604279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175513A (en) * | 2014-07-07 | 2014-12-03 | 东莞市旭通达模具塑胶有限公司 | Temperature control method and system of injection mold |
-
2009
- 2009-12-21 CN CN2009202994478U patent/CN201604279U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175513A (en) * | 2014-07-07 | 2014-12-03 | 东莞市旭通达模具塑胶有限公司 | Temperature control method and system of injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Anhui Appropriate Wanfeng Electric Appliance Co.,Ltd. Assignor: Wuhu Weifeng Plastic Electrical Appliance Co., Ltd. Contract record no.: 2011340000028 Denomination of utility model: Thermoplastics type plastic injection machine Granted publication date: 20101013 License type: Exclusive License Record date: 20110415 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20101221 |