Moving mold insert capable of being quickly detached in mold for injection molding

Abstract

The utility model relates to the technical field of injection molds, and discloses an in-mold quickly detachable movable mold insert for injection molding, which comprises an insert body, and a disassembly and assembly component is arranged on the lower surface of the insert body; the mounting groove is formed in the lower surface of the insert body, the interior of the mounting groove is rotationally connected with a two-way screw rod, the middle of the two-way screw rod is fixedly connected with a gear, the two ends of the two-way screw rod are in threaded connection with clamping blocks, the upper surfaces of the clamping blocks are fixedly connected with sliding blocks, and a sliding groove is formed in one side of the mounting groove; the two sliding blocks are slidably connected into the sliding groove, and a connecting groove and a sliding groove are formed in the upper surface of the mounting groove. When the insert is abraded and damaged, the insert can be conveniently disassembled and replaced in time, the whole mold does not need to be disassembled, the maintenance process of disassembling the insert is simplified, the downtime of the mold is shortened, and therefore the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field especially relates to a quick dismounting's movable mould insert in mould for injection. BACKGROUND

[0002] Injection is a kind of industrial product production modeling method, specifically refers to the process of using plastic forming mould to make thermoplastic or thermosetting plastic into various shapes of plastic products, insert refers to the irregular mould fittings for inlaying in mould, the main function of movable mould insert is the specific part in the forming injection part, such as hole, groove, protrusion etc. Through accurate design and manufacture, insert can ensure that injection part has the shape, size and precision required, it can be square, round, sheet type and various shapes, through reasonable design and use insert, the machining precision of mould can be improved.

[0003] Through the retrieval, the China patent with the announcement number CN220177950U discloses a movable mould insert for mould, aiming at the movable mould insert of prior art is easy to shake when forming, and the heat generated by cutting cannot be discharged in time, further leading to the size deviation of the part formed, so it has simple structure, convenient operation, can dissipate the heat generated in working process in time and avoid shaking, improves production efficiency and product quality, meets production demand.

[0004] The movable mould insert is convenient for heat dissipation and reduces shaking, but when some inserts are installed in the mould, they are usually welded in the mould, and the insert may be worn during the use of the mould, so the entire mould needs to be disassembled when replacing the insert, which increases the cost and difficulty of replacing the insert, so it is inconvenient to quickly dismount, replace and maintain the insert, which increases the downtime of the mould and reduces the production efficiency. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides a movable mould insert for injection in mould, which can be quickly dismounted.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a movable mould insert for injection in mould, which can be quickly dismounted, comprising an insert body, a dismounting assembly is arranged on the lower surface of the insert body.

[0007] The disassembling and assembling component comprises a mounting groove, which is arranged on the lower surface of the insert body, a bidirectional screw rod is rotationally connected to the inside of the mounting groove, a gear is fixedly connected to the middle part of the bidirectional screw rod, clamping blocks are threadedly connected to the two ends of the bidirectional screw rod, sliding blocks are fixedly connected to the upper surfaces of the clamping blocks, a sliding groove is arranged on one side of the mounting groove, the two sliding blocks are slidingly connected to the inside of the sliding groove, a connecting groove and a sliding groove are arranged on the upper surface of the mounting groove, the sliding groove is arranged above the connecting groove, a sliding block is slidingly connected to the inside of the sliding groove, a rack is fixedly connected to the lower surface of the sliding block, a pulling block is fixedly connected to one end of the rack, a mold body is arranged outside the insert body, a recess is arranged on the inner wall of the mold body, and clamping grooves are arranged on the two sides of the recess.

[0008] As a further description of the above technical solution:

[0009] The upper part of the insert body is provided with a splicing assembly, and the splicing assembly comprises a heightening block.

[0010] As a further description of the above technical solution:

[0011] The lower surface of the heightening block is fixedly connected with a mounting block, the upper surfaces of the heightening block and the insert body are both provided with square grooves, and the two sides of the square grooves are both provided with receiving grooves.

[0012] As a further description of the above technical solution:

[0013] The inner walls of the receiving grooves are fixedly connected with two springs and two limiting tubes, the springs are arranged in the limiting tubes, and the inside of the receiving groove is slidingly connected with a sealing plate.

[0014] As a further description of the above technical solution:

[0015] The sealing plate and one side of the receiving groove are both fixedly connected with a limiting frame, and the inside of the sealing plate is provided with two columnar grooves.

[0016] As a further description of the above technical solution:

[0017] One side of the square groove is provided with a square groove, and a threaded rod is rotationally connected to the inside of the square groove.

[0018] As a further description of the above technical solution:

[0019] The outside of the threaded rod is threadedly connected with a moving column, and one end of the threaded rod is fixedly connected with a twisting block.

[0020] The utility model has the advantages of the following:

[0021] The utility model discloses through the setting of dismounting assembly, the action of being convenient for timely dismounting and replacing the insert when the insert is worn and damaged is added to the movable mould insert installed in the mould, does not need to disassemble the whole mould, the maintenance process of dismounting the insert is simplified, the downtime of the mould is reduced, thereby improving production efficiency.

[0022] The utility model discloses through the setting of splicing assembly, the action of being convenient for flexible splicing is added to the insert, is helpful to the height of the insert installation in movable mould, is convenient for according to need to carry out combination or disassembly between the insert, thereby being convenient for adapting different processing demand. DRAWINGS

[0023] Figure 1 The whole structure schematic diagram that the utility model discloses is shown;

[0024] Figure 2 The two -way screw structure schematic diagram that the utility model discloses is shown;

[0025] Figure 3 The rack connecting place local structure diagram that the utility model discloses is shown;

[0026] Figure 4 The sliding block structure schematic diagram that the utility model discloses is shown;

[0027] Figure 5 The recess structure schematic diagram that the utility model discloses is shown;

[0028] Figure 6 The high -rise block cross section structure schematic diagram that the utility model discloses is shown;

[0029] Figure 7 The sealing plate cross section structure schematic diagram that the utility model discloses is shown.

[0030] Legend explanation:

[0031] 1, insert body;2, installation groove;3, two -way screw;4, gear;5, clamping block;6, sliding block;7, sliding slot;8, sliding groove;9, sliding block;10, rack;11, pull block;12, connecting groove;13, mould body;14, recess;15, clamping groove;16, high -rise block;17, mounting block;18, square groove;19, storage groove;20, spring;21, limit tube;22, sealing plate;23, columnar groove;24, limit frame;25, square groove;26, threaded rod;27, moving column;28, twist block. Specific implementation

[0032] Clearly and completely describe the technical scheme in the embodiments of the utility model with the drawings in the embodiments of the utility model below, obviously, the described embodiments are only some embodiments of the utility model, and not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0033] As shown in the accompanying Figures 1-7 The utility model provides an embodiment: a movable mould insert of in-mould quick detachable for injection molding, including insert body 1, the lower surface of insert body 1 is provided with dismounting assembly;

[0034] Dismounting assembly includes installation groove 2, installation groove 2 is set up in the lower surface of insert body 1, the inside rotationally connected of installation groove 2 has bidirectional screw rod 3, the middle part fixedly connected of bidirectional screw rod 3 has gear 4, the both ends of bidirectional screw rod 3 are all screw connected with clamping block 5, the upper surface fixedly connected of clamping block 5 has sliding block 6, the one side of installation groove 2 is set up with sliding slot 7, two sliding blocks 6 are slidably connected in the inside of sliding slot 7, the upper surface of installation groove 2 is set up with connecting groove 12 and sliding groove 8, sliding groove 8 is set up above connecting groove 12, the inside slidably connected of sliding groove 8 has sliding block 9, the lower surface fixedly connected of sliding block 9 has rack 10, the one end fixedly connected of rack 10 has pull block 11, the outside of insert body 1 is provided with mould body 13, the inner wall of mould body 13 is set up with recess 14, the both sides of recess 14 are set up with clamping groove 15, sliding block 9 improves the stability of rack 10 movement, the both ends of bidirectional screw rod 3 are set up as opposite direction screw groove, clamping block 5 is convenient for clamping into the inside of clamping groove 15, sliding slot 7 is convenient for the sliding of sliding block 6, sliding groove 8 is convenient for the sliding of sliding block 9, pull block 11 is convenient for pulling rack 10, recess 14 is convenient for the installation of insert body 1.

[0035] As shown in the accompanying Figure 6 The upper of insert body 1 is provided with splicing assembly, splicing assembly includes heightening block 16, heightening block 16 is set up above insert body 1, the lower surface fixedly connected of heightening block 16 has installation block 17, the upper surface of heightening block 16 and insert body 1 are all set up with square groove 18, the both sides of square groove 18 are set up with storage groove 19, heightening block 16 is convenient for the increase of insert body 1 height, square groove 18 is convenient for the installation of installation block 17, storage groove 19 is convenient for the sliding of sealing plate 22.

[0036] As shown in the accompanying Figure 7As shown, the inner wall of the receiving groove 19 is fixedly connected with two springs 20 and two limiting tubes 21, the spring 20 is arranged inside the limiting tube 21, the inside of the receiving groove 19 is slidably connected with the sealing plate 22, the sealing plate 22 and one side of the receiving groove 19 are fixedly connected with the limiting frame 24, the inside of the sealing plate 22 is provided with two columnar grooves 23, the spring 20 is convenient for pushing the sealing plate 22, the limiting frame 24 helps to provide the limiting action for the sealing plate 22, and the columnar groove 23 and the limiting tube 21 are convenient for limiting the spring 20.

[0037] As shown in the accompanying drawings Figure 6 As shown, one side of the square groove 18 is provided with a square groove 25, the inside of the square groove 25 is rotatably connected with a threaded rod 26, the outside of the threaded rod 26 is threadedly connected with a moving column 27, one end of the threaded rod 26 is fixedly connected with a twisting block 28, the square groove 25 is convenient for installing the threaded rod 26, and the moving column 27 is convenient for pushing the installed mounting block 17, so as to play a fastening role.

[0038] Working principle: when the insert installed in the groove 14 is disassembled and replaced, the pull block 11 is pulled first, so that the pull block 11 drives the rack 10 to be pulled out, so that the rack 10 drives the sliding block 9 to slide in the sliding groove 8, and through the meshing of the rack 10 and the gear 4, the gear 4 is driven to rotate, which is convenient for driving the bidirectional screw rod 3 to rotate, when the bidirectional screw rod 3 rotates, under the action that the sliding block 6 slides in the sliding groove 7, the clamping block 5 is convenient for being disengaged from the clamping groove 15, so as to conveniently release the limiting and fixing of the insert body 1 and the groove 14, and the insert body 1 is convenient for disassembly, and the operation is reversed when installation, which improves the convenience of replacing the insert body 1;

[0039] When it is necessary to increase the height of the insert body 1, the heightening block 16 drives the mounting block 17 to be aligned with the square groove 18 in the insert body 1, the two sealing plates 22 on both sides are pushed away, so that the slot opening of the square groove 18 is opened, and the sealing plate 22 is made to slide in the receiving groove 19, so that the spring 20 is extruded to generate elastic force, then the mounting block 17 is inserted into the inside of the corresponding square groove 18, when the spring 20 generates elastic force, the sealing plate 22 is pushed in the columnar groove 23 to extrude to one side of the mounting block 17, which improves the fastening of the installation of the mounting block 17, then a tool is used to twist the cross slot on one side of the twisting block 28, when the twisting block 28 is twisted, the threaded rod 26 is driven to rotate, which is convenient for the threaded rod 26 to push the moving column 27 to slide in the square groove 25, which helps to drive the moving column 27 to extrude the installed mounting block 17, so as to conveniently enhance the stability of the installation of the mounting block 17, and the height of the insert body 1 is increased and spliced, so as to adapt to different processing requirements.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A mould insert for injection moulding, which is quickly detachable from the mould, comprising an insert body (1), characterised in that: The lower surface of the insert body (1) is provided with a disassembly and assembly component; The disassembly and assembly component comprises a mounting groove (2) which is arranged on the lower surface of the insert body (1), the inside of the mounting groove (2) is rotatably connected with a bidirectional screw rod (3), the middle part of the bidirectional screw rod (3) is fixedly connected with a gear (4), the two ends of the bidirectional screw rod (3) are threadedly connected with a clamping block (5), the upper surface of the clamping block (5) is fixedly connected with a sliding block (6), one side of the mounting groove (2) is provided with a sliding groove (7), the two sliding blocks (6) are slidably connected in the inside of the sliding groove (7), the upper surface of the mounting groove (2) is provided with a connecting groove (12) and a sliding groove (8), the sliding groove (8) is arranged above the connecting groove (12), the inside of the sliding groove (8) is slidably connected with a sliding block (9), the lower surface of the sliding block (9) is fixedly connected with a rack (10), one end of the rack (10) is fixedly connected with a pulling block (11), the outside of the insert body (1) is provided with a mold body (13), the inner wall of the mold body (13) is provided with a groove (14), the two sides of the groove (14) are provided with clamping grooves (15).

2. The rapid mold insert of claim 1, wherein: The upper part of the insert body (1) is provided with a splicing component, the splicing component comprises a heightening block (16), the heightening block (16) is arranged above the insert body (1).

3. The rapid mold insert of claim 2, wherein: The lower surface of the heightening block (16) is fixedly connected with a mounting block (17), the upper surface of the heightening block (16) and the insert body (1) are both provided with square grooves (18), the two sides of the square groove (18) are both provided with receiving grooves (19).

4. The rapid mold insert of claim 3, wherein: The inner wall of the receiving groove (19) is fixedly connected with two springs (20) and two limiting tubes (21), the spring (20) is arranged in the limiting tube (21), the inside of the receiving groove (19) is slidably connected with a sealing plate (22).

5. The rapid mold insert of claim 4, wherein: The sealing plate (22) and one side of the receiving groove (19) are both fixedly connected with a limiting frame (24), the inside of the sealing plate (22) is provided with two columnar grooves (23).

6. The rapid mold insert of claim 3, wherein: One side of the square groove (18) is provided with a square groove (25), the inside of the square groove (25) is rotatably connected with a threaded rod (26).

7. The rapid mold insert of claim 6, wherein: The outside of the threaded rod (26) is threadedly connected with a moving column (27), one end of the threaded rod (26) is fixedly connected with a screwing block (28).

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