Injection molding mechanism of plug automatic production line

Abstract

The utility model belongs to the technical field of injection molding mechanisms, particularly relates to an injection molding mechanism of an automatic plug production line, and provides the following scheme aiming at the problems of low working efficiency, poor production quality and limited application range caused by the fact that an existing injection molding mechanism cannot reduce the technical maintenance requirement and the influence of the environment on mechanism production. The injection molding machine comprises a C-shaped injection molding machine frame; the wire receding area is used for reserving a placement space for a plurality of wires; the wire rod blanking station is used for carrying out blanking work on the wire rods; the wire rod loading station is used for carrying out feeding work on the wire rods; the rotating device is arranged on the base; the number of the demolding devices is four, and the four demolding devices are all arranged on the rotating device; according to the utility model, the technical maintenance requirement and the influence of the environment on mechanism production can be reduced, so that the purposes of improving the working efficiency and the production quality and widening the application range are achieved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of injection molding mechanisms, in particular to an injection molding mechanism of a plug automatic production line. BACKGROUND

[0002] The injection molding mechanism is main molding equipment for thermoplastic or thermosetting plastic to make various plastic products, which can inject molten plastic into a mold cavity under the conditions of heating and high pressure, and then the mold is cooled and solidified to obtain the required plastic product.

[0003] The patent document with the publication number CN113183397A discloses an injection molding mechanism of a plug automatic production line, which comprises: a power plug, the power cord comprises: a terminal, an inner frame and a power cord; an injection molding machine, the injection molding machine is used for injection molding on the shell of the welded power plug; a feeding device, the feeding device comprises: a translation assembly, a clamping assembly and a first conveyor belt; a positioning device, the positioning device comprises: a positioning assembly, a deviation correction assembly and a second conveyor belt; a material moving device, the material moving device comprises: a material moving assembly, a plug-in assembly and a workbench; a discharging device, the discharging device comprises: a displacement assembly, a clamping jaw assembly and a third conveyor belt. This production line solves the problems of low labor efficiency and inability to guarantee the stability of product quality.

[0004] However, the existing injection molding mechanism cannot reduce the technical maintenance requirements and the influence of the environment on the production of the mechanism, thereby causing the problems of low work efficiency, poor production quality and limited application range. Therefore, an injection molding mechanism of a plug automatic production line is proposed. Content of the utility model

[0005] In order to improve the problems that the existing injection molding mechanism cannot reduce the technical maintenance requirements and the influence of the environment on the production of the mechanism, thereby causing the problems of low work efficiency, poor production quality and limited application range, the application provides an injection molding mechanism of a plug automatic production line.

[0006] The injection molding mechanism of the plug automatic production line provided by the application adopts the following technical scheme:

[0007] An injection molding mechanism of a plug automatic production line comprises:

[0008] A C-shaped injection molding machine frame;

[0009] A base fixedly connected to the bottom of the C-shaped injection molding machine frame;

[0010] A wire space area for reserving space for multiple wires;

[0011] A wire feeding station for feeding the wires;

[0012] The wire loading station is used for loading work on the wire;

[0013] The rotating device is arranged on the base;

[0014] The demolding device is arranged on the rotating device.

[0015] The plug carrier disc device is arranged on the demolding device.

[0016] The injection molding lifting device is arranged on the C-shaped injection molding rack.

[0017] The glue melting and injecting device is arranged on the injection molding lifting device.

[0018] Further, the rotating device comprises a rotating motor and a protractor disc, the rotating motor is installed on the C-shaped injection molding rack, the output shaft of the rotating motor is fixedly connected with the protractor disc, and the rotating device is used for driving the four demolding devices and the four plug carrier disc devices to rotate.

[0019] Further, the demolding device comprises two springs, two sliding blocks and two sliding grooves, the two sliding grooves are fixedly connected with the protractor disc, the two sliding grooves are slidably connected with the two sliding blocks respectively, and the two springs are fixedly connected with the two sliding grooves and the two sliding blocks respectively.

[0020] Further, the plug carrier disc device comprises a plurality of wires, a terminal table and a wire clamp, the terminal table is installed on the two sliding blocks, the terminal table is fixedly connected with a wire positioning jig, and the wire clamp is installed on the wire positioning jig.

[0021] Further, the injection molding lifting device comprises two large-diameter oil cylinders, an upper mold and a lower mold, the two large-diameter oil cylinders are installed on the C-shaped injection molding rack, the output shafts of the two large-diameter oil cylinders are fixedly connected with the upper mold, the lower mold is fixedly connected on the C-shaped injection molding rack, and the upper mold and the lower mold are matched.

[0022] Further, the injection molding mechanism comprises a wire injection station, a connecting pipe, a material guide pipe and an oil cylinder, the C-shaped injection molding rack is fixedly connected with a support frame, the connecting pipe is fixedly connected on the support frame, the connecting pipe is fixedly connected with a feeding port, the oil cylinder is installed on the support frame, the two ends of the material guide pipe are fixedly connected with the oil cylinder and the upper mold respectively, the material guide pipe is fixedly connected with a hot sleeve, the wire injection station is located between the C-shaped injection molding rack and the protractor disc, the upper mold and the lower mold are parts of the wire injection station, and the wire injection station is used for injecting the wire to make it into a finished product.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. The two springs on the demolding device drive the terminal block, wire positioning fixture and injection-molded plug to demold. Under the action of demolding power, the injection-molded plug is lifted and moved away from the wire injection station to the wire unloading station by the indexing plate. At the same time, the next terminal block enters the wire injection station, and the empty terminal block after unloading enters the waiting position.

[0025] 2. By activating two large-diameter hydraulic cylinders, the upper mold is moved. The upper mold moves one of the four terminal blocks and one of the four wire positioning fixtures to cooperate with the lower mold. Then, raw materials are injected from the feed port. The hydraulic cylinders are activated and inject the raw materials between the upper and lower molds to perform the injection molding process. Attached Figure Description

[0026] Figure 1 This is a schematic diagram of the overall structure in Embodiment 1 of this application;

[0027] Figure 2 This is a schematic diagram of the connection structure of the rotating device, four demolding devices, and four plug carrier disk devices in Embodiment 1 of this application;

[0028] Figure 3 This is a schematic diagram of the connection structure between the injection lifting device and the injection mechanism in Embodiment 1 of this application;

[0029] Figure 4 This is a schematic diagram of the demolding device structure in Embodiment 1 of this application.

[0030] Reference numerals in the attached diagram: 1. Hydraulic cylinder; 2. Large-diameter hydraulic cylinder; 3. Feed port; 4. C-type injection molding machine frame; 5. Upper mold; 6. Indexing plate; 7. Lower mold; 8. Base; 9. Terminal block; 10. Slider; 11. Wire positioning fixture; 12. Wire; 13. Wire clamp; 14. Rotary motor; 15. Slide groove; 16. Spring; 17. Connecting pipe; 18. Heating sleeve; 19. Guide pipe; 20. Support frame; A. Wire clearance area; B. Wire unloading station; C. Wire loading station; D. Wire injection molding station. Detailed Implementation

[0031] Example 1

[0032] The following is in conjunction with the appendix Figures 1-4 The first embodiment of this application will be described in further detail.

[0033] An installation method for the injection molding mechanism of an automated plug production line is described in reference. Figure 1 ,include:

[0034] C-type injection molding machine frame 4;

[0035] The base 8 is fixedly connected to the bottom of the C-shaped injection molding frame 4;

[0036] The wire empty area A is used to reserve space for the plurality of wires 12;

[0037] The wire blanking station B is used for blanking work of the wire 12;

[0038] The wire loading station C is used for feeding work of the wire 12;

[0039] The rotating device is arranged on the base 8;

[0040] The demolding device is provided with four, and the four demolding devices are arranged on the rotating device;

[0041] The plug carrier disc device is provided with four, and the four plug carrier disc devices are arranged on the four demolding devices respectively;

[0042] The injection molding lifting device is arranged on the C-shaped injection molding frame 4;

[0043] The glue melting and shooting device is arranged on the injection molding lifting device.

[0044] Referring to Figure 2 and Figure 4 , the rotating device includes a rotating motor 14 and a protractor 6, the rotating motor 14 is installed on the C-shaped injection molding frame 4, the output shaft of the rotating motor 14 is fixedly connected with the protractor 6, and the rotating device is used to drive the four demolding devices and the four plug carrier disc devices to rotate;

[0045] The demolding device includes two springs 16, two sliding blocks 10 and two sliding grooves 15, the two sliding grooves 15 are fixedly connected with the protractor 6, the two sliding grooves 15 are slidingly connected with the two sliding blocks 10 respectively, and the two springs 16 are fixedly connected with the bottom of the two sliding grooves 15 and the two sliding blocks 10 respectively;

[0046] The plug carrier disc device includes a plurality of wires 12, a terminal table 9 and a wire clamp 13, the terminal table 9 is installed on the two sliding blocks 10, the terminal table 9 is fixedly connected with a wire positioning jig 11, and the wire clamp 13 is installed on the wire positioning jig 11.

[0047] Referring to Figure 3The injection molding mechanism comprises a wire injection station D, a connecting pipe 17, a material guide pipe 19 and an oil cylinder 1, the C-shaped injection molding frame 4 is fixedly connected with a support frame 20, the connecting pipe 17 is fixedly connected on the support frame 20, the connecting pipe 17 is fixedly connected with a feeding port 3, the oil cylinder 1 is installed on the support frame 20, the two ends of the material guide pipe 19 are fixedly connected with the oil cylinder 1 and the upper mold 5 respectively, the material guide pipe 19 is fixedly connected with a hot sleeve 18, the wire injection station D is located between the C-shaped injection molding frame 4 and the indexing disc 6, and the upper mold 5 and the lower mold 7 are parts of the wire injection station D, and the wire injection station D is used for injection molding on the wire 12 to make it into a finished product.

[0048] The injection molding mechanism comprises a connecting pipe 17, a material guide pipe 19 and an oil cylinder 1, the C-shaped injection molding frame 4 is fixedly connected with a support frame 20, the connecting pipe 17 is fixedly connected on the support frame 20, the connecting pipe 17 is fixedly connected with a feeding port 3, the oil cylinder 1 is installed on the support frame 20, the two ends of the material guide pipe 19 are fixedly connected with the oil cylinder 1 and the upper mold 5 respectively, and the material guide pipe 19 is fixedly connected with a hot sleeve 18.

[0049] The implementation principle of the injection molding mechanism of the plug automatic production line in the embodiment of the application is as follows: in use, the indexing disc 6 in the middle of the mechanism is rotated, the feeding work is performed at the wire loading station C, four groups of wires to be processed 12 are arranged on the terminal table 9, the wire positioning jig 11 and the wire clamp are used for positioning work, then the rotating motor 14 is started, the rotating motor 14 drives the indexing disc 6 to rotate, the indexing disc 6 drives the terminal disc 9 arranged to rotate to the wire injection station D, meanwhile, the empty terminal disc 9 in the waiting position enters the wire loading station C to perform feeding, then the two large-diameter oil cylinders 2 are started, the two large-diameter oil cylinders 2 drive the upper mold 5 to move, the upper mold 5 moves to perform mold opening and mold closing work, the upper mold 5 and the lower mold 7 cooperate to press the terminal table 9, then the raw material is injected from the feeding port 3, the oil cylinder 1 is started, the oil cylinder 1 has a screw rod inside, the oil cylinder 1 pushes the screw rod to push the glue into the hot sleeve 18, the glue is melted again and then pushed to the mold to perform injection molding work, then the two large-diameter oil cylinders 2 are started, the two large-diameter oil cylinders 2 drive the upper mold 5 to move, meanwhile, the two springs 16 arranged on the demolding device drive the terminal table 9, the wire positioning jig 11 and the injection molded plug to perform demolding work, the injection molded plug is lifted under the action of the demolding force, and the injection molded plug leaves the wire injection station D and enters the wire unloading station B under the drive of the indexing disc 6, meanwhile, the next terminal table 9 enters the wire injection station D, and the empty terminal table 9 after unloading enters the waiting position.

[0050] Embodiment two

[0051] The difference between the embodiment and the embodiment one is that four fixed plugs are fixedly installed at the bottom of the C-shaped injection molding frame 10, the four fixed plugs can be used for fixing the C-shaped injection molding frame 10, so that the C-shaped injection molding frame 10 is prevented from moving in the process of injection molding, thereby avoiding the problem that the injection molding effect is poor.

[0052] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, and thus: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A plug automatic production line injection mechanism, characterized in that: The utility model relates to a C-shaped injection molding frame (4); A base (8) is fixedly connected to the bottom of the C-shaped injection molding frame (4); A wire space (A) is used to reserve space for multiple wires (12); A wire feeding station (B) is used for wire feeding work; A wire loading station (C) is used for wire feeding work; A rotating device is arranged on the base (8); Four demolding devices are arranged on the rotating device; Four plug carrier disc devices are arranged on the four demolding devices; An injection molding lifting device is arranged on the C-shaped injection molding frame (4); A glue melting and injection device is arranged on the injection molding lifting device. The rotating device comprises a rotating motor (14) and a protractor (6), the rotating motor (14) is installed on the C-shaped injection molding frame (4), the output shaft of the rotating motor (14) is fixedly connected with the protractor (6), and the rotating device is used for driving the four demolding devices and the four plug carrier disc devices to rotate.

2. The injection mechanism of the automatic plug production line according to claim 1, characterized in that: The demolding device comprises two springs (16), two sliding blocks (10) and two sliding grooves (15), the two sliding grooves (15) are fixedly connected with the protractor (6), the two sliding grooves (15) are slidably connected with the two sliding blocks (10), and the two springs (16) are fixedly connected with the bottoms of the two sliding grooves (15) and the two sliding blocks (10).

3. The injection mechanism of the automatic plug production line according to claim 2, characterized in that: The plug carrier disc device comprises multiple wires (12), a terminal table (9) and a wire clamp (13), the terminal table (9) is installed on the two sliding blocks (10), the terminal table (9) is fixedly connected with a wire positioning jig (11), and the wire clamp (13) is installed on the wire positioning jig (11).

4. The injection mechanism of the automatic plug production line according to claim 3, characterized in that: The injection molding lifting device comprises two large-diameter oil cylinders (2), an upper mold (5) and a lower mold (7), the two large-diameter oil cylinders (2) are installed on the C-shaped injection molding frame (4), the output shafts of the two large-diameter oil cylinders (2) are fixedly connected with the upper mold (5), the lower mold (7) is fixedly connected to the C-shaped injection molding frame (4), and the upper mold (5) and the lower mold (7) are matched.

5. The injection mechanism of the automatic plug production line according to claim 4, characterized in that: ​ 6. The injection molding mechanism of the automatic plug production line according to claim 5, characterized in that: The injection mechanism comprises a wire injection station (D), a connecting pipe (17), a material guide pipe (19) and an oil cylinder (1), the C-shaped injection machine frame (4) is fixedly connected with a support frame (20), the connecting pipe (17) is fixedly connected on the support frame (20), the connecting pipe (17) is fixedly connected with a feeding port (3), the oil cylinder (1) is installed on the support frame (20), the two ends of the material guide pipe (19) are fixedly connected with the oil cylinder (1) and the upper die (5) respectively, the material guide pipe (19) is fixedly connected with a heat sleeve (18), the wire injection station (D) is located between the C-shaped injection machine frame (4) and the index plate (6), the upper die (5) and the lower die (7) are all parts of the wire injection station (D), and the wire injection station (D) is used for injecting the wire (12) to make it into a finished product.

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