CN214562531U

CN214562531U - Injection mold for precision detection

Info

Publication number: CN214562531U
Application number: CN202022270266.1U
Authority: CN
Inventors: 曾庆多
Original assignee: Shenzhen Lifan Plastic Mould Co Ltd
Current assignee: Shenzhen Lifan Plastic Mould Co Ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-11-02
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses the device discloses an injection mold of precision detection, including upper end template 1 and lower extreme template 11, the mountable is moulded plastics and is had the head of moulding plastics 6 on the link 7, and 5 measurements of the melt of moulding plastics are controlled through central controller 4, and central controller 4 is connected with A position pressure display 2, B position pressure display 9 through the regulation feedback line 3 of two signal transmission, and A position pressure display 2, B position pressure display 9 are inside all through 14 signal connection of control scheme on pressure sensing board 16. Has the advantages that: the device for detecting the internal injection molding condition is lacked in the existing multi-station complex plastic product injection molding, the hole groove structure in the extra space is arranged to adapt to the pressure change in the injection molding process, meanwhile, the pressure sensing plate 16 is arranged to detect the internal injection molding condition in real time, and the parameters of the injection molding solution 5 are controlled through a feedback mechanism to eliminate the defects and achieve precise control.

Description

Injection mold for precision detection

Technical Field

The utility model relates to a casting equipment technical field specifically is an injection mold of precision detection.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. The method specifically comprises the steps of injecting heated and melted plastics into a mold cavity at high pressure by an injection molding machine, cooling and solidifying to obtain various molds and tools of required products in the industrial production of molded product molds by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and the like. The injection mold consists of a movable mold and a fixed mold, wherein the movable mold is arranged on a movable template of the injection molding machine, and the fixed mold is arranged on a fixed template of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product. But present plastic products's complexity increases, reaches the adaptability requirement through the first position regulation pressure of moulding plastics, has not satisfied the complicated demand of model, to the plastic products that the multistation is complicated, in order to promote injection molding efficiency, the quality of moulding plastics, need set up the overall arrangement of moulding plastics of multistation, and set up corresponding detection device and carry out the real-time regulation of the process of moulding plastics, will mould plastics defect in-process in time and eliminate.

SUMMERY OF THE UTILITY MODEL

Not enough more than, the utility model discloses the device provides an injection mold of precision detection.

The utility model discloses the technical scheme that its technical problem was solved to the device adopted is: an injection mold for precision detection comprises a detection mold end, an upper end mold plate and a lower end mold plate, wherein the detection mold end, the upper end mold plate and the lower end mold plate can be matched and separated, an injection mold is formed between the detection mold end and the upper end mold plate when the detection mold end, an injection connecting end is installed and connected to the outer end portion of the upper end mold plate, an injection head can be installed on the injection connecting end, injection melt is communicated into the upper side of the injection head, a pouring head is arranged at the communication position between the lower side of the injection head and the injection mold, the metering of the injection melt is controlled through a central controller, the central controller is connected with an A-position pressure display and a B-position pressure display through a double-signal transmission regulation feedback circuit, the interiors of the A-position pressure display and the B-position pressure display are connected to a pressure sensing plate through control circuit signals, and the pressure sensing plate is fixedly arranged at the bottom end of an external connection circuit groove; the upper end template is provided with a hole groove communicated with a certain space structure corresponding to the injection connection end position of the side end part of the injection model, in the injection molding process, the inside of the hole groove is sequentially provided with a pressurizing allowance and an injection gas allowance, the hole groove is of an inverted variable cross-section structure, the cross section area of the position directly communicated with the injection model is small, the cross section area of the position far away from the injection model is large, the injection gas allowance is directly contacted with the pressure sensing plate, the positions of the two sides of the outer end part of the pressure sensing plate are provided with groove pressing plates in a staggered way, the groove pressing plates are arranged in the outer connecting line grooves, the detection plastic mold end is arranged at the positions of the two sides of the injection model, the hole groove detected by the pressure sensing plate is arranged on the upper end template, and the regulation feedback line connects the A-position pressure display, the B-position pressure display and the central controller together, and controlling the pressure and flow of the injection melt.

The specific working principle is as follows: aiming at the existing multi-station complex plastic product which is provided with a multi-station injection layout and lacks a device for detecting the internal injection molding condition, so as to detect the internal defect principle and form in real time and adjust the source (an injection head, injection melt and the like) in time, the precision detection injection mold is designed, and comprises an upper end mold plate and a lower end mold plate which can be matched and separated, an injection mold is formed between the upper end mold plate and the lower end mold plate when being matched, the outer end part of the upper end mold plate is provided with an injection connecting end, the injection connecting end can be provided with the injection head, the injection melt is communicated with the injection melt in the upper side of the injection head, a pouring head is arranged at the communication position between the lower side and the injection mold, the injection melt metering is controlled by a central controller, and the central controller is connected with an A-position pressure display and a B-position pressure display by a regulation feedback circuit of double-signal transmission, the pressure display of the A position and the pressure display of the B position are connected on the pressure sensing plate through control circuit signals, and the pressure sensing plate is fixedly arranged at the bottom end of the external connecting line groove.

In particular, the upper end template is provided with a hole groove communicated with a certain space structure corresponding to the injection connection end position of the side end part of the injection mould, in the injection molding process, a pressurizing allowance and an injection molding gas allowance are sequentially formed inside the hole groove, the hole groove is of an inverted variable cross-section structure, the cross section area of the position directly communicated with the injection mould is small, the cross section area of the position far away from the injection mould is large, the injection gas allowance is directly contacted with the pressure sensing plate to transmit the internal injection pressure to the pressure sensing plate, and transmits the pressure to a display at a corresponding position, the A-position pressure display, the B-position pressure display and the central controller are connected by the adjusting feedback circuit, controlling the pressure and flow of the injection melt, wherein the pressure and flow of the injection melt are not changed any more after the pressure reaches a specified range; when the pressure is not in the specified range, the residual pressure in the hole groove can reach the requirement by adjusting the pressure and the flow of the injection melt. The pressure sensing plate is characterized in that groove pressing plates are arranged on two sides of the outer end portion of the pressure sensing plate in a staggered mode, the groove pressing plates are arranged inside the outer connecting line grooves, the detection plastic mold ends are arranged at the tail ends of two sides of the injection mold, the hole grooves detected by the pressure sensing plate are arranged on the upper end template, and therefore protection is formed on the injection molding bin.

The utility model discloses an useful part: the utility model provides an injection mold of precision detection, lack the device that detects the inside injection moulding condition to the complicated plastic products of present multistation in moulding plastics, come the internal defect principle of real-time detection, form, in time adjust the source (the head of moulding plastics, the melt of moulding plastics etc.), the hole groove structure that sets up extra space adapts to the process pressure change of moulding plastics, set up the pressure sensing board simultaneously and carry out real-time detection to the internal condition of moulding plastics, the parameter of the melt of moulding plastics is controlled through the feedback mechanism, eliminate the production of defect, reach precision control.

Drawings

The device of the present invention will be further explained with reference to the drawings and the embodiments.

FIG. 1 is a main sectional view of an injection mold for precision inspection according to the present invention;

fig. 2 is a partial view of the injection mold for precision inspection according to the present invention.

1. The injection molding device comprises an upper end template, 2.A position pressure display, 3. regulation feedback circuit, 4. central controller, 5. injection molding melt, 6. injection molding head, 7. injection molding connecting end, 8. casting head, 9.B position pressure display, 10. detection molding end, 11. lower end template, 12. injection molding model, 13. external connecting circuit groove, 14. control circuit, 15. pressure groove plate, 16. pressure sensing plate, 17. injection molding gas allowance and 18. pressurizing allowance.

Detailed Description

As shown in fig. 1-2, an injection mold for precision detection comprises a detection mold end 10, an upper end mold plate 1 and a lower end mold plate 11, which can be matched and separated to form an injection mold 12 therebetween, an injection connecting end 7 is connected to the outer end of the upper end mold plate 1, an injection head 6 is mounted on the injection connecting end 7, an injection melt 5 is communicated with the upper side of the injection head 6, a pouring head 8 is arranged at a communication position between the lower side and the injection mold 12, the metering of the injection melt 5 is controlled by a central controller 4, the central controller 4 is connected with an a-position pressure display 2 and a B-position pressure display 9 through an adjusting feedback circuit 3 of double signal transmission, the interiors of the a-position pressure display 2 and the B-position pressure display 9 are connected to a pressure sensing plate 16 through a control circuit 14, the pressure sensing plate 16 is fixedly arranged at the bottom end of the external connecting line groove 13; the upper end template 1 is provided with a hole groove communicated with a certain space structure corresponding to the injection connecting end 7 of the side end part of the injection model 12, in the injection process, a pressurizing allowance 18 and an injection gas allowance 17 are sequentially formed in the hole groove, the hole groove is of an inverted variable cross-section structure, the cross section of the position directly communicated with the injection model 12 is small, the cross section of the position far away from the injection model 12 is large, the injection gas allowance 17 is directly contacted with the pressure sensing plate 16, the pressure sensing plate 16 is provided with a groove pressing plate 15 in a staggered manner at two side positions of the outer end part of the pressure sensing plate 16, the groove pressing plate 15 is arranged in the external connecting line groove 13, the detection plastic mold end 10 is arranged at the tail end positions at two sides of the injection model 12, the hole groove detected by the pressure sensing plate 16 is arranged on the upper end template 1, and the adjustment feedback line 3 is used for adjusting the A-position pressure display 2, The B-position pressure display 9 is connected with the central controller 4, and controls the pressure and the flow of the injection melt 5.

The specific working principle is as follows: aiming at the problem that the existing multi-station complex plastic product is lack of a device for detecting the internal injection molding condition while being provided with a multi-station injection molding layout, the internal defect principle and the formation are detected in real time, the source (an injection molding head 6, an injection molding solution 5 and the like) is adjusted in time, an injection mold for precise detection is designed, and comprises an upper end mold plate 1 and a lower end mold plate 11 which can be matched and separated, an injection mold 12 is formed between the upper end mold plate 1 and the lower end mold plate during matching, the outer end part of the upper end mold plate 1 is connected with an injection molding connecting end 7 in an installing manner, the injection molding head 6 can be installed on the injection molding connecting end 7, the injection molding solution 5 is communicated with the upper side of the injection molding head 6, a pouring head 8 is arranged at the communication position between the lower side and the injection mold 12, the metering of the injection molding solution 5 is controlled by a central controller 4, and the central controller 4 is connected with an A-position pressure display 2, an adjusting feedback line 3 and an A-position pressure display 2 through double signal transmission, B position pressure display 9 connects, A position pressure display 2B position pressure display 9 is inside all through control scheme 14 signal connection on pressure sensing board 16, pressure sensing board 16 is fixed to be set up in outer connecting line groove 13 bottom.

In particular, a hole groove communicated with a certain space structure is arranged at the position of the injection connecting end 7 of the upper end template 1 corresponding to the side end part of the injection model 12, in the injection process, a pressurizing allowance 18 and an injection gas allowance 17 are sequentially formed inside the hole groove, the hole groove is of an inverted variable cross-section structure, the cross-sectional area of the position directly communicated with the injection model 12 is small, the cross-sectional area of the position far away from the injection model 12 is large, the injection gas allowance 17 is directly contacted with the pressure sensing plate 16, the internal injection pressure is transmitted to the pressure sensing plate 16 and is transmitted to a display at a corresponding position, the A-position pressure display 2, the B-position pressure display 9 and the central controller 4 are connected through the adjusting feedback circuit 3, the pressure and the flow of the injection melt 5 are controlled, and when the pressure reaches a specified range, the pressure and the flow of the injection melt 5 are not changed any more; when the pressure is not in the specified range, the residual pressure in the hole groove can reach the requirement by adjusting the pressure and the flow of the injection melt 5. The pressure sensing plate 16 is provided with groove pressing plates 15 at two sides of the outer end portion in a staggered manner, the groove pressing plates 15 are arranged inside the outer connecting line groove 13, the detection plastic mold end 10 is arranged at the tail end positions of two sides of the injection mold 12, and the hole groove detected by the pressure sensing plate 16 is arranged on the upper end template 1 to protect the injection molding bin.

The utility model discloses an useful part: the utility model provides an injection mold of precision detection, lack the device that detects the inside injection moulding condition to the complicated plastic products of present multistation in moulding plastics, come the internal defect principle of real-time detection, form, in time adjust the source (the head of moulding plastics 6, the melt 5 etc. of moulding plastics), the hole groove structure that sets up extra space adapts to the process pressure change of moulding plastics, set up pressure sensing board 16 simultaneously and carry out real-time detection to the internal condition of moulding plastics, the parameter of the melt 5 of moulding plastics through feedback mechanism control, eliminate the production of defect, reach precision control.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides an injection mold of precision detection, its characterized in that, including detecting mould end (10), upper end template (1) and lower extreme template (11), both can cooperate and separate, form injection mould model (12) between the two during the cooperation, upper end template (1) outer tip erection joint has injection moulding link (7), the mountable head (6) of moulding plastics on link (7) of moulding plastics, it is equipped with the melt of moulding plastics (5) to mould plastics first (6) upside expert in, and the intercommunication position is provided with between downside and injection mould model (12) waters head (8), it controls through central controller (4) to mould plastics melt (5) measurement, central controller (4) are connected with A position pressure display (2), B position pressure display (9) through regulation feedback line (3) of dual signal transmission, A position pressure display (2), The interior of the B-position pressure display (9) is connected to a pressure sensing plate (16) through a control circuit (14) in a signal mode, and the pressure sensing plate (16) is fixedly arranged at the bottom end of an external connecting circuit groove (13).

2. The precision-detecting injection mold according to claim 1, wherein: the injection molding device is characterized in that a hole groove communicated with a certain space structure is formed in the position, corresponding to the injection molding connecting end (7) at the side end of the injection molding model (12), of the upper end template (1), and a pressurizing allowance (18) and an injection molding gas allowance (17) are sequentially formed in the hole groove in the injection molding process.

3. The precision-detecting injection mold according to claim 2, wherein: the hole groove is of an inverted variable cross-section structure, the sectional area of the position directly communicated with the injection mold (12) is small, the sectional area of the position far away from the injection mold (12) is large, and the injection molding gas allowance (17) is directly contacted with the pressure sensing plate (16).

4. A precision-detecting injection mold as claimed in claim 3, characterized in that: and the pressure sensing plate (16) is provided with groove pressing plates (15) at two sides of the outer end part in a staggered manner, and the groove pressing plates (15) are arranged in the outer connecting circuit groove (13).

5. The precision-detecting injection mold according to claim 2, wherein: the detection plastic mold end (10) is arranged at the tail ends of two sides of the injection mold (12), and the hole groove detected by the pressure sensing plate (16) is arranged on the upper end template (1).

6. The precision-detecting injection mold according to claim 1, wherein: the adjusting feedback line (3) connects the A-position pressure display (2), the B-position pressure display (9) and the central controller (4) and controls the pressure and the flow of the injection melt (5).