Display rear shell forming die

Abstract

The utility model discloses a forming die for a rear shell of a display. The forming die comprises a workbench, a moving table is slidably installed at the upper end of the workbench, a moving mechanism is installed at the bottom end of the moving table, two lower die plates are installed at the upper end of the moving table side by side, an ejection mechanism is installed at the bottom ends of the lower die plates, lower die cores are installed in the lower die plates, and a support is installed in the middle of one side of the workbench. And a first telescopic rod is mounted at the front end of the bracket. The moving table is driven by the moving mechanism to move, the other lower mold plate on the upper side of the moving table can move to the position below the upper mold plate for continuous machining, the machined upper mold plate and materials inside the upper mold plate can be ejected out through the ejection mechanism, the two lower mold plates can be used in turn in the using process, the discharging time is shortened, and the machining efficiency is improved. Blanking and machining can be carried out at the same time, the machining efficiency is improved, and demolding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of molding dies, in particular to a molding die for a display rear shell. Background Art

[0002] The display rear cover is an important part of the display, and a molding die is required during the processing of the rear cover.

[0003] Chinese Patent No. CN202310167979.0 discloses a molding die for a display rear shell, including a lower die body, a guide rail plate and an upper pressing plate. The lower die body is arranged on the guide rail plate, the upper pressing plate is connected to the telescopic end of a hydraulic rod, the cylinder end of the hydraulic rod is arranged on a top frame, side ears are arranged on both sides of the top frame, and the side ears are connected to a support base through support rods. In the prior art during use in the processing process, blanking will take a relatively long time, affecting the processing efficiency. At the same time, the operable range during blanking is small, affecting the material processing speed. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a molding die for a display rear shell to solve the problems raised in the prior art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A molding die for a display rear shell, including a workbench; a moving table is slidably installed at the upper end of the workbench, a moving mechanism is installed at the bottom end of the moving table, the moving mechanism is installed on the upper side of the workbench, two lower templates are arranged side by side at the upper end of the moving table, a top-out mechanism is installed at the bottom end of the lower template, a lower die core is installed inside the lower template, a bracket is installed at the middle position on one side of the workbench, a first telescopic rod is installed at the front position of the bracket, an upper template is installed at the bottom end of the first telescopic rod, an upper die core is installed inside the upper template, a positioning mechanism is installed between the upper template and the lower template, and a water cooling mechanism is installed inside the upper template and the lower template.

[0006] Preferably, the water cooling mechanism is composed of a water cavity and a water pipe. The water cavity is installed at the inner position of the upper template and the lower template, and the water pipe is installed at one side position of the water cavity.

[0007] Preferably, a corrosion-resistant layer is arranged on the outer side positions of the upper template and the lower template, and the corrosion-resistant layer is set as a chromium plating layer.

[0008] Preferably, the moving mechanism is composed of a lead screw, a lead screw nut and a motor. The lead screw is rotatably installed at the middle position of the upper end of the workbench, one end of the lead screw passes through the workbench and is installed at the front position of the motor, the motor is installed at one side position of the workbench, the lead screw nut is rotatably installed on the upper side of the lead screw, and the lead screw nut is installed at the middle position of the moving table.

[0009] Preferably, the ejection mechanism consists of a second telescopic rod and a push rod, the bottom end of the second telescopic rod is installed around the upper end of the moving platform, the bottom end of the push rod is installed around the upper side of the moving platform, and the upper end of the push rod is slidably installed in the inner position of the lower mold core.

[0010] Preferably, a positioning mechanism is provided between the lower template and the upper template, the positioning mechanism consists of an insertion rod and a slot, the upper end of the insertion rod is welded around the bottom end of the upper template, the slot is installed around the upper end of the lower template, and the insertion rod is inserted into the slot.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The moving table is driven to move by the moving mechanism. The other lower template on the upper side of the moving table will move to the bottom of the upper template for further processing. After the processing is completed, the material inside the upper template will be ejected by the ejection mechanism. During use, the two lower templates can be used in turn to reduce the time for unloading. The material can be unloaded and processed at the same time, which improves the processing efficiency and facilitates demoulding;

[0013] 2. When the water cooling mechanism is in use, cold water is introduced into the water cavity through a water pipe, and the water in the water cavity cools down the interior of the upper and lower templates. The water after absorbing heat is discharged through the water pipe on the other side;

[0014] 3. When the moving mechanism is in use, turn on the motor through the switch, and the motor will drive the screw rod to rotate. During the rotation of the screw rod, the moving platform is driven to move through the action of the screw rod nut, so as to facilitate the transfer of the position of the lower template;

[0015] 4. When the material needs to be discharged after the processing is completed, the lower template is driven downward by the second telescopic rod. When the lower template moves downward, the ejector rod will eject the material inside the lower mold core, which is convenient for quick discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a mobile station of the utility model;

[0019] Figure 3 This is a schematic diagram of the upper mold structure of the utility model;

[0020] Figure 4 This is a schematic structural diagram of the lower die of the present utility model.

[0021] In the figure: 1, workbench; 2, moving mechanism; 3, screw nut; 4, screw rod; 5, motor; 6, lower die core; 7, bracket; 8, first telescopic rod; 9, upper template; 10, positioning mechanism; 11, ejector rod; 12, lower template; 13, moving table; 14, water cooling mechanism; 15, water cavity; 16, water pipe; 17, insertion rod; 18, corrosion-resistant layer; 19, upper die core; 20, ejection mechanism; 21, slot; 22, second telescopic rod. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 In the embodiments of the present utility model, a forming die for the rear shell of a display includes a workbench 1; a moving table 13 is slidably installed at the upper end of the workbench 1, a moving mechanism 2 is installed at the bottom end of the moving table 13, the moving mechanism 2 is installed on the upper side of the workbench 1, two lower templates 12 are arranged side by side at the upper end of the moving table 13, an ejection mechanism 20 is installed at the bottom end of the lower template 12, a lower die core 6 is installed inside the lower template 12, a bracket 7 is installed at the middle position on one side of the workbench 1, a first telescopic rod 8 is installed at the front end position of the bracket 7, an upper template 9 is installed at the bottom end of the first telescopic rod 8, an upper die core 19 is installed inside the upper template 9, a positioning mechanism 10 is installed between the upper template 9 and the lower template 12, and a water cooling mechanism 14 is installed inside the upper template 9 and the lower template 12.

[0024] The water cooling mechanism 14 is composed of a water cavity 15 and a water pipe 16. The water cavity 15 is installed inside the upper template 9 and the lower template 12, and the water pipe 16 is installed at one side position of the water cavity 15. When the water cooling mechanism 14 is in use, cold water is introduced into the water cavity 15 through a water pipe 16, and the water inside the water cavity 15 cools the inside of the upper template 9 and the lower template 12. After absorbing heat, the water is exported through the water pipe 16 on the other side; a corrosion-resistant layer 18 is arranged at the outer side position of the upper template 9 and the lower template 12. The corrosion-resistant layer 18 is set as a chromium plating layer. The chromium plating layer used for the corrosion-resistant layer 18 has strong corrosion resistance, which can reduce the corrosion suffered by the upper template 9 and the lower template 12 during use and extend the service life of the upper template 9 and the lower template 12.

[0025] A positioning mechanism 10 is arranged between the lower template 12 and the upper template 9. The positioning mechanism 10 is composed of a plug rod 17 and a slot 21. The upper end of the plug rod 17 is welded around the bottom end of the upper template 9, the slot 21 is installed around the upper end of the lower template 12, and the plug rod 17 is inserted into the inside of the slot 21. When the positioning mechanism 10 is in use, when the upper template 9 moves downward, the plug rod 17 will be inserted into the inside of the slot 21 to calibrate and position between the upper template 9 and the lower template 12, avoiding the phenomenon of offset when the upper template 9 and the lower template 12 are docked.

[0026] The moving mechanism 2 is composed of a lead screw 4, a lead screw nut 3 and a motor 5. The lead screw 4 is rotatably installed in the middle of the upper end of the workbench 1, one end of the lead screw 4 passes through the workbench 1 and is installed at the front end of the motor 5, the motor 5 is installed on one side of the workbench 1, the lead screw nut 3 is rotatably installed on the upper side of the lead screw 4, and the lead screw nut 3 is installed in the middle of the moving table 13. When the moving mechanism 2 is in use, the motor 5 is turned on through the switch, the motor 5 will drive the lead screw 4 to rotate, and during the rotation of the lead screw 4, the moving table 13 is driven to move through the action of the lead screw nut 3, facilitating the transfer of the position of the lower template 12.

[0027] The ejection mechanism 20 is composed of a second telescopic rod 22 and an ejector rod 11. The bottom end of the second telescopic rod 22 is installed around the upper end of the moving table 13, the bottom end of the ejector rod 11 is installed around the upper side of the moving table 13, and the upper end of the ejector rod 11 is slidably installed inside the lower die core 6. When discharging is required after processing, the second telescopic rod 22 drives the lower template 12 to move downward. When the lower template 12 moves downward, the ejector rod 11 will eject the material inside the lower die core 6, facilitating rapid discharging.

[0028] The working principle and usage process of the present utility model: During the processing, the first telescopic rod 8 drives the upper template 9 to move downward, the positioning mechanism 10 positions between the upper template 9 and the lower template 12, the material is introduced into the upper die core 19 and the lower die core 6 through the injection port between the upper template 9 and the lower template 12, injection molding is carried out through the cooperation of the upper die core 19 and the lower die core 6, after molding, the water cooling mechanism 14 cools the inside of the upper template 9 and the lower template 12, after cooling, the first telescopic rod 8 drives the upper template 9 to move upward to open the mold, after the mold opening is completed, the moving mechanism 2 drives the moving table 13 to move, and another lower template 12 on the upper side of the moving table 13 will move below the upper template 9 for continuous processing. After processing, the material inside the upper template 9 will be ejected through the ejection mechanism 20. During the use process, two lower templates 12 can be used alternately, reducing the blanking time, being able to blank while processing, improving the processing efficiency, and facilitating demolding.

[0029] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A display back cover molding die, comprising a workbench (1); characterized in that: A moving platform (13) is slidably mounted on the upper end of the workbench (1), a moving mechanism (2) is mounted on the lower end of the moving platform (13), the moving mechanism (2) is mounted on the upper side of the workbench (1), two lower templates (12) are mounted side by side on the upper end of the moving platform (13), an ejection mechanism (20) is mounted on the lower end of the lower template (12), a lower mold core (6) is mounted inside the lower template (12), a bracket (7) is mounted at the middle position of one side of the workbench (1), a first telescopic rod (8) is mounted at the front end of the bracket (7), an upper template (9) is mounted at the lower end of the first telescopic rod (8), an upper mold core (19) is mounted inside the upper template (9), a positioning mechanism (10) is mounted between the upper template (9) and the lower template (12), and a water cooling mechanism (14) is mounted inside the upper template (9) and the lower template (12).

2. The display back cover forming mold according to claim 1, characterized in that: The water cooling mechanism (14) is composed of a water cavity (15) and a water pipe (16); the water cavity (15) is installed inside the upper mold plate (9) and the lower mold plate (12); and the water pipe (16) is installed on one side of the water cavity (15).

3. The display back cover forming mold according to claim 1, characterized in that: A corrosion-resistant layer (18) is provided on the outer sides of the upper mold plate (9) and the lower mold plate (12), and the corrosion-resistant layer (18) is configured as a chrome-plated layer.

4. The display back cover forming mold according to claim 1, characterized in that: The moving mechanism (2) is composed of a screw (4), a screw nut (3) and a motor (5); the screw (4) is rotatably mounted at the middle position of the upper end of the workbench (1); one end of the screw (4) passes through the workbench (1) and is mounted at the front end of the motor (5); the motor (5) is mounted at a side of the workbench (1); the screw nut (3) is rotatably mounted on the upper side of the screw (4); and the screw nut (3) is mounted at the middle position of the moving platform (13).

5. The display back cover forming mold according to claim 1, characterized in that: The ejection mechanism (20) is composed of a second telescopic rod (22) and a push rod (11), wherein the bottom end of the second telescopic rod (22) is mounted on the upper periphery of the movable platform (13), the bottom end of the push rod (11) is mounted on the upper periphery of the movable platform (13), and the upper end of the push rod (11) is slidably mounted on the inner portion of the lower mold core (6).

6. The display back cover forming mold according to claim 1, characterized in that: A positioning mechanism (10) is provided between the lower template (12) and the upper template (9), the positioning mechanism (10) comprising an insertion rod (17) and a slot (21), the upper end of the insertion rod (17) being welded to the periphery of the bottom end of the upper template (9), the slot (21) being installed to the periphery of the upper end of the lower template (12), and the insertion rod (17) being inserted into the interior of the slot (21).

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