Die structure

Abstract

The utility model relates to the technical field of dies, and provides a die structure which comprises a lower die, an upper die is arranged above the lower die, a hinge is arranged between the lower die and the upper die, and a fixing mechanism is arranged above one side of the lower die. According to the mold structure, the inserting plate, the inserting groove and the connecting assembly are adopted, the upper mold body and the lower mold body can be preliminarily connected, follow-up fixing of the upper mold body and the lower mold body is facilitated, and the fixing mechanism is adopted to fix the upper mold body and the lower mold body under the cooperation effect of the bending plate, the rectangular strip, the positioning assembly, the threaded rod, the guide rod, the lower connecting plate, the abutting plate and the positioning block. The upper mold and the lower mold can be tightly attached, the situation that the mold is ejected open due to raw material expansion in the forming process, and raw material waste is caused is prevented, meanwhile, under the action of a reset spring, the contact strength of an abutting plate and the upper mold can be further improved, connection between the upper mold and the lower mold is effectively enhanced, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field, especially a mould structure. BACKGROUND

[0002] Mould, industrial production uses to injection, blow molding, extrusion, die casting or forging pressure forming, smelting, stamping etc.

[0003] But in the prior art, found at least the following technical problems: the existing mould can not completely closed condition, because the plastic in the forming process will produce a large number of bubbles, will lead to plastic in the process of mould forming, the mould ejection, eventually lead to forming failure, practicality is not high, for this, we provide a mould structure. UTILITY MODEL CONTENT

[0004] (I) the technical problem solved

[0005] In view of the prior art, the utility model provides a mould structure, solves the existing mould can not completely closed condition, because the plastic in the forming process will produce a large number of bubbles, will lead to plastic in the process of mould forming, the mould ejection, eventually lead to forming failure, practicality is not high technical problem.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model is realized by the following technical schemes:

[0008] A mould structure, including lower mould, the upper side of the lower mould is provided with upper mould, the hinge between the lower mould and upper mould, the upper side of the one side of the lower mould is provided with fixed mechanism.

[0009] Preferably, the both sides of the upper mould are fixedly connected with inserting rod, the both sides of the lower mould are fixedly connected with inserting plate, the surface of the inserting plate is provided with the inserting slot matched with inserting rod, the inside of the inserting plate is provided with connecting assembly.

[0010] Through adopting the above technical scheme, connecting assembly can fix inserting rod, so as to realize the preliminary connection of upper mould and lower mould.

[0011] Preferably, the connecting assembly includes restoring spring, the restoring spring is fixedly connected in the inside of inserting plate, one end of the restoring spring is fixedly connected with limiting sheet, the one side of the limiting sheet is fixedly connected with round clamping block.

[0012] By adopting the technical scheme, the round card block can enter the inside of the inserting rod under the action force of the restoring spring.

[0013] Preferably, the fixing mechanism comprises a bending plate, the bottom side of the bending plate is fixedly connected with a rectangular strip, and the top of the bending plate is provided with a positioning assembly.

[0014] By adopting the technical scheme, the upper die and the lower die can be closely attached.

[0015] Preferably, one side of the lower die is provided with a rectangular groove matched with the rectangular strip.

[0016] By adopting the technical scheme, the lower end of the bending plate can be limited.

[0017] Preferably, the positioning assembly comprises a threaded rod, the threaded rod is threadedly connected at the top of the bending plate, the bottom end of the threaded rod is provided with a bearing, the threaded rod is rotatably connected with a lower connecting plate through the bearing, the outer part of the lower connecting plate is movably connected with an abutting plate, and the top side of the lower connecting plate is fixedly connected with a guide rod.

[0018] By adopting the technical scheme, the connection between the upper die and the lower die can be realized under the action of the positioning assembly.

[0019] Preferably, the bottom end of the lower connecting plate is fixedly connected with a sliding block, the inside of the sliding block is slidably connected with a sliding rod, and a spring is arranged between the lower connecting plate and the abutting plate.

[0020] By adopting the technical scheme, the abutting plate can be closely attached to the upper die.

[0021] Preferably, the bottom of the abutting plate is fixedly connected with a plurality of positioning blocks, and the top of the upper die is provided with positioning grooves matched with the positioning blocks.

[0022] By adopting the technical scheme, the positioning assembly can be prevented from falling off from the surface of the upper die, so that the connection between the upper die and the lower die is enhanced.

[0023] (Three) beneficial effects

[0024] Compared with the prior art, the utility model has the beneficial effects that:

[0025] The utility model discloses a plug -in board, slot and connecting assembly can realize the preliminary connection of upper die and lower die, and the subsequent fixation of upper die and lower die is convenient, and through the cooperation of the fixed mechanism, bending plate, rectangular strip, positioning assembly, threaded rod, guide rod, lower connecting plate, abutment plate and locating block, upper die and lower die can be tightly attached, the expansion of raw materials in the forming process is prevented to open the mould, and the waste of raw materials is caused, and under the action of the restoring spring, the contact intensity of abutment plate and upper die can be further improved, and the connection between upper die and lower die is effectively enhanced, and the practicality of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0026] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following detailed description of the preferred examples of the utility model and the cooperation of the drawings.

[0027] Figure 1 It is the three-dimensional structure schematic diagram in the utility model embodiment;

[0028] Figure 2 It is the unfolded structure schematic diagram in the utility model embodiment;

[0029] Figure 3 It is the structure schematic diagram of fixed mechanism in the utility model embodiment;

[0030] Figure 4 It is the structure schematic diagram of abutment plate inside in the utility model embodiment;

[0031] Figure 5 It is the structure schematic diagram of connecting assembly in the utility model embodiment Figure 2 It is the structure schematic diagram of connecting assembly in the utility model embodiment.

[0032] Legend: 1, lower die;101, hinge;102, rectangular slot;103, positioning groove;2, upper die;31, plug-in rod;32, plug-in board;320, slot;33, connecting assembly;331, restoring spring;332, limit piece;333, round clamping block;4, fixed mechanism;40, bending plate;41, rectangular strip;42, positioning assembly;421, threaded rod;422, guide rod;423, lower connecting plate;424, abutment plate;425, locating block;4001, sliding block;4002, slide rod;4003, spring. DETAILED DESCRIPTION

[0033] The mold structure provided by the embodiment of the application can realize the preliminary connection of the upper mold and the lower mold by adopting the inserting plate, the inserting groove and the connecting assembly, facilitate the fixation of the upper mold and the lower mold, and further improve the contact strength of the abutting plate and the upper mold under the action of the restoring spring, thereby effectively enhancing the connection between the upper mold and the lower mold and improving the practicability of the device.

[0034] Embodiment 1

[0035] The technical scheme in the embodiment of the application effectively solves the problem that the existing mold cannot be completely closed, plastic generates a large number of bubbles in the molding process, the plastic will push out the mold in the molding process, and finally leads to molding failure, and the practicability is not high.

[0036] In view of the problems in the prior art, the utility model provides a mold structure, including lower mould 1, lower mould 1 upper portion is provided with upper mould 2, lower mould 1 and upper mould 2 between setting up hinge 101, lower mould 1 one side upper portion is provided with fixed mechanism 4.

[0037] In some embodiments, the upper mold 2 is fixedly connected with the inserting rod 31 on both sides, and the lower mold 1 is fixedly connected with the inserting plate 32 on both sides. The surface of the inserting plate 32 is provided with an inserting groove 320 matched with the inserting rod 31, and the inside of the inserting plate 32 is provided with a connecting assembly 33. Figures 1 to 5 As shown in the figure, the connecting assembly 33 can fix the inserting rod 31, thereby realizing the connection of the upper mold 2 and the lower mold 1.

[0038] In some embodiments, the connecting assembly 33 includes a restoring spring 331 fixedly connected inside the inserting plate 32, one end of the restoring spring 331 is fixedly connected with a limiting piece 332, and one side of the limiting piece 332 is fixedly connected with a round clamping block 333. Figures 1 to 5 As shown in the figure, the inserting rod 31 is inserted into the inserting groove 320 on one side of the inserting plate 32, and at the same time, the round clamping block 333 is extruded, so that the round clamping block 333 extrudes the limiting piece 332 and the restoring spring 331, and under the action of the restoring spring 331, the inserting rod 31 is inserted into the inside of the inserting plate 32, thereby realizing the preliminary connection of the upper mold 2 and the lower mold 1.

[0039] In use, the upper mold 2 is first closed by means of the hinge 101, and at the same time of closing, the insertion rod 31 is inserted into the insertion slot 320 on one side of the insertion plate 32, and at the same time of inserting, the round clamping block 333 is extruded, so that the round clamping block 333 extrudes the limiting sheet 332 and the restoring spring 331, and enters the inside of the insertion rod 31 under the action force of the restoring spring 331, and the preliminary connection of the upper mold 2 and the lower mold 1 can be completed, and at the same time of demolding, the upper mold 2 can be pulled to pull out the insertion rod 31 from the round clamping block 333.

[0040] Embodiment 2

[0041] Based on embodiment 1, the present embodiment is a feasible technical scheme of a mold structure, and the general idea is as follows:

[0042] In some embodiments, the fixing mechanism 4 comprises a bending plate 40 located above one side of the lower mold 1, and the bottom side of the bending plate 40 is fixedly connected with a rectangular strip 41, and the top of the bending plate 40 is provided with a positioning assembly 42, as shown in Figures 1 to 5 , which can realize the close fit of the upper mold 2 and the lower mold 1.

[0043] In some embodiments, one side of the lower mold 1 is provided with a rectangular groove 102 matched with the rectangular strip 41, as shown in Figures 1 to 5 , and the rectangular strip 41 can limit the bottom end of the bending plate 40.

[0044] In some embodiments, the positioning assembly 42 comprises a threaded rod 421 threadedly connected to the top of the bending plate 40, the bottom end of the threaded rod 421 is provided with a bearing 426, the threaded rod 421 is rotatably connected with a lower connecting plate 423 through the bearing 426, the outer part of the lower connecting plate 423 is movably connected with an abutting plate 424, one side of the top of the lower connecting plate 423 is fixedly connected with a guide rod 422, and the bottom of the abutting plate 424 is fixedly connected with a plurality of positioning blocks 425, and the top of the upper mold 2 is provided with a positioning groove 103 matched with the positioning blocks 425, as shown in Figures 1 to 5 , the rectangular strip 41 is inserted into the rectangular groove 102 to limit the bottom end of the bending plate 40, and at the same time, the threaded rod 421 is rotated to drive the lower connecting plate 423 and the abutting plate 424 to move downward until the positioning blocks 425 enter the positioning groove 103, and the connection of the upper mold 2 and the lower mold 1 can be completed, and the guide rod 422 can prevent the lower connecting plate 423 from rotating.

[0045] In some embodiments, the bottom end of the lower connecting plate 423 is fixedly connected with a sliding block 4001, the inside of the sliding block 4001 is slidably connected with a sliding rod 4002, and the spring 4003 is arranged between the lower connecting plate 423 and the abutting plate 424, as shown in Figures 1 to 5As shown, while the abutting plate 424 moves downward, the lower abutting plate 423 slides inside the abutting plate 424 by means of the sliding block 4001 and compresses the spring 4003, and under the reaction force of the spring 4003, the contact strength of the abutting plate 424 with the upper mold 2 can be improved, thereby effectively preventing the mold from being pushed open by the plastic during the molding process.

[0046] In use, the rectangular bar 41 is inserted into the rectangular slot 102 to limit the bottom end of the bent plate 40, and the threaded rod 421 is rotated to drive the lower abutting plate 423 and the abutting plate 424 to move downward until the positioning block 425 enters the positioning slot 103, thereby completing the connection of the upper mold 2 and the lower mold 1, and the guide rod 422 prevents the lower abutting plate 423 from rotating, while the abutting plate 424 moves downward, the lower abutting plate 423 slides inside the abutting plate 424 by means of the sliding block 4001 and compresses the spring 4003, and under the reaction force of the spring 4003, the contact strength of the abutting plate 424 with the upper mold 2 can be improved, thereby effectively preventing the mold from being pushed open by the plastic during the molding process.

[0047] Working principle: in use, first, the upper mold 2 is closed by means of the hinge 101, while closing, the insertion rod 31 is inserted into the insertion slot 320 on one side of the insertion plate 32, while inserting, the circular clamping block 333 is extruded to extrude the limiting piece 332 and the restoring spring 331, and under the action of the restoring spring 331, the circular clamping block 333 enters the inside of the insertion rod 31, thereby completing the preliminary connection of the upper mold 2 and the lower mold 1, and when the mold is lifted, the insertion rod 31 can be pulled out of the circular clamping block 333 by pulling the upper mold 2, the rectangular bar 41 is inserted into the rectangular slot 102 to limit the bottom end of the bent plate 40, and the threaded rod 421 is rotated to drive the lower abutting plate 423 and the abutting plate 424 to move downward until the positioning block 425 enters the positioning slot 103, thereby completing the connection of the upper mold 2 and the lower mold 1, and the guide rod 422 prevents the lower abutting plate 423 from rotating, while the abutting plate 424 moves downward, the lower abutting plate 423 slides inside the abutting plate 424 by means of the sliding block 4001 and compresses the spring 4003, and under the reaction force of the spring 4003, the contact strength of the abutting plate 424 with the upper mold 2 can be improved, thereby effectively preventing the mold from being pushed open by the plastic during the molding process.

[0048] Finally, it should be noted that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limited to the implementation. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, it is not necessary and impossible to enumerate all the implementation. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A mould structure comprising a lower mould (1), characterised in that: The upper side of the lower mold (1) is provided with an upper mold (2), a hinge (101) is arranged between the lower mold (1) and the upper mold (2), the upper side of one side of the lower mold (1) is provided with a fixing mechanism (4), both sides of the upper mold (2) are fixedly connected with a plug rod (31), both sides of the lower mold (1) are fixedly connected with a plug plate (32), the surface of the plug plate (32) is provided with a plug groove (320) matched with the plug rod (31), the inside of the plug plate (32) is provided with a connecting assembly (33), the connecting assembly (33) comprises a restoring spring (331), the restoring spring (331) is fixedly connected in the inside of the plug plate (32), one end of the restoring spring (331) is fixedly connected with a limiting sheet (332), one side of the limiting sheet (332) is fixedly connected with a round clamping block (333).

2. A mold structure as claimed in claim 1, characterized in that: The fixing mechanism (4) comprises a bent plate (40), the bent plate (40) is located on the upper side of one side of the lower mold (1), the bottom side of the bent plate (40) is fixedly connected with a rectangular strip (41), and the top of the bent plate (40) is provided with a positioning assembly (42).

3. A mold structure as claimed in claim 2, characterized in that: A rectangular groove (102) matched with the rectangular strip (41) is formed in one side of the lower mold (1).

4. A mold structure as claimed in claim 2, wherein: The positioning assembly (42) comprises a threaded rod (421), the threaded rod (421) is threadedly connected at the top of the bent plate (40), the bottom end of the threaded rod (421) is provided with a bearing (426), the threaded rod (421) is rotatably connected with a lower connecting plate (423) through the bearing (426), the outside of the lower connecting plate (423) is movably connected with an abutting plate (424), and one side of the top of the lower connecting plate (423) is fixedly connected with a guide rod (422).

5. A mold structure as claimed in claim 4, characterized in that: The bottom end of the lower connecting plate (423) is fixedly connected with a sliding block (4001), the inside of the sliding block (4001) is slidably connected with a sliding rod (4002), and the spring (4003) is arranged between the lower connecting plate (423) and the abutting plate (424).

6. A mold structure as claimed in claim 5, characterized in that: The bottom of the abutting plate (424) is fixedly connected with a plurality of positioning blocks (425), and the top of the upper mold (2) is provided with positioning grooves (103) matched with the positioning blocks (425).

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