Die for forming door lock shell

Abstract

The utility model discloses a mould for forming a door lock shell, which comprises a mould base I arranged on a bottom plate I and a mould base II arranged on a bottom plate II, a detachable lower mould and a detachable upper mould are respectively arranged in the mould base I and the mould base II, and the mould base I is hinged with the mould base II. A mold groove used for installing a lower mold is formed in the top of the second mold base, a supporting block is fixed to the middle of the mold groove, a first cooling channel close to the outer wall of the supporting block is arranged in the supporting block, and a conveying pipe communicated with the first cooling channel is connected to the first mold base. According to the injection mold, by arranging the first mold base, the mold groove, the supporting block, the lower mold, the first cooling channel and the conveying pipe, an injection product is cooled, the injection molding speed is increased, the production efficiency is effectively improved, and by arranging the connecting arm, the reinforcing rod and the handle, the mold closing accuracy is improved, and the rapid positioning effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of door lock shell molding, in particular to a mold used for door lock shell molding. Background Art

[0002] The structure of the automobile door lock housing is complex and is mostly produced by mold injection. The existing patent (Announcement No.: CN215434784U) discloses an injection molding mold for automobile door lock housing. The utility model is convenient for connecting and fixing the upper mold and the lower mold by setting a connecting hinge, a fastening nut, a protective gasket, a first fixing block, a second fixing block and a fastening screw, which can effectively improve the accuracy of mold clamping and improve the molding quality. However, in actual applications, since the utility model does not have a cooling structure, it takes a long time to wait for the door lock housing to be formed during the actual production process, which reduces the production efficiency. To this end, we propose a mold for molding the door lock housing. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a mold for molding a door lock housing.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A mold for forming a door lock shell is designed, including a mold base one installed on a base plate one, and a mold base two installed on a base plate two, wherein the mold base one and the mold base two are respectively provided with a detachable lower mold and an upper mold, the mold base one and the mold base two are hinged, a mold groove for installing the lower mold is provided on the top of the mold base two, a support block is fixed in the middle of the mold groove, a cooling channel one close to the outer wall of the support block is provided in the support block, and a conveying pipe connected to the cooling channel one is connected to the mold base one.

[0006] In the above scheme, connecting arms are fixed on adjacent sides of mold base one and mold base two, and the connecting arms are connected by pins. The side of mold base two is provided with a handle fixed to base plate two, and a reinforcement rod is fixed between adjacent connecting arms.

[0007] In the above scheme, the inner wall at the bottom of the mold groove is provided with a docking groove for laying a delivery pipe, and a water delivery pipe docking with a bottom end of the cooling channel is fixed at the bottom of the lower mold, and the water delivery pipe is sleeved on the end of the delivery pipe.

[0008] In the above scheme, the fixed sleeve on the water delivery pipe is provided with a first magnetic attraction ring, and the fixed sleeve on the delivery pipe is provided with a second magnetic attraction ring having a magnetism opposite to that of the first magnetic attraction ring.

[0009] In the above scheme, the tops of the lower mold and the upper mold are both fixed with connecting seats, and the connecting seats are respectively connected to the mold base one and the mold base two through fasteners.

[0010] In the above scheme, the mold base 1 and the lower mold are provided with cooling channels 2 which are interconnected, and the mold base 1 is connected with a water inlet pipe and a drain pipe which are respectively connected with the two ends of the cooling channel 2.

[0011] In the above solution, the cooling channel 1 and the cooling channel 2 are both S-shaped.

[0012] The advantages and beneficial effects of the utility model are as follows: by arranging a mold base 1, a mold groove, a support block, a lower mold, a cooling channel 1 and a delivery pipe, the shell is formed through the gap between the lower mold and the support block, and at the same time, in conjunction with the delivery pipe, cold water is introduced into the cooling channel 1 to absorb the heat carried by the injected injection liquid. Compared with the prior art, not only can the injection molding process be carried out normally, but also the injection molded product can be cooled and cooled at the same time, the speed of injection molding is accelerated, and the production efficiency is effectively improved. By arranging a connecting arm, a reinforcement rod and a handle, the mold base 1 and the mold base 2 are placed flat before use. After the injection liquid is injected, the handle is held and the mold base 2 is flipped upward. With the cooperation of the connecting arm, the mold base 2 is accurately covered on the mold base 1, so that the lower mold and the upper mold are accurately docked, which not only improves the accuracy of the mold closing, but also achieves the effect of rapid positioning. In addition, the mold base 1 and the mold base 2 can be combined, and the mold can be lifted as a whole by lifting the reinforcement rod, which has better portability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 This is a structural schematic diagram of a mold for molding a door lock housing proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a mold base 1 of a mold for molding a door lock housing proposed by the utility model;

[0016] Figure 3 for Figure 2 Enlarged schematic diagram at point A in the middle.

[0017] In the figure: bottom plate 1, mold base 1, mold groove 3, support block 4, lower mold 5, connecting base 6, bottom plate 2 7, mold base 2 8, upper mold 9, connecting arm 10, reinforcement rod 11, handle 12, cooling channel 1 13, water supply pipe 14, magnetic ring 1 15, delivery pipe 16, magnetic ring 2 17, docking groove 18, cooling channel 2 19, water inlet pipe 20, drain pipe 21. DETAILED DESCRIPTION

[0018] The following is a further description of the specific implementation of the present invention in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0019] See also Figure 1-3 The utility model provides a technical solution: a mold for molding a door lock housing, comprising a mold base 1 2 installed on a bottom plate 1, a mold base 2 8 installed on a bottom plate 2 7, and a detachable lower mold 5 and an upper mold 9 are respectively arranged in the mold base 1 2 and the mold base 2 8;

[0020] Furthermore, the top of the lower mold 5 and the upper mold 9 are fixed with a connecting seat 6, which is located at the four corners, and the connecting seat 6 is connected to the mold base 1 2 and the mold base 2 8 through fasteners, and the connecting seat 6 is embedded in the top surface of the mold base 1 2 and the mold base 2 8 to avoid obstruction of mold closing;

[0021] The mold base 1 2 and the mold base 2 8 are hinged;

[0022] Furthermore, a connecting arm 10 is fixed to the adjacent side of the mold base 1 2 and the mold base 2 8, and the connecting arms 10 are connected by a pin shaft. A handle 12 fixed to the bottom plate 2 7 is provided on the side of the mold base 2 8, and the handle 12 is located on the side away from the mold base 1 2 to guide the mold base 2 8. A reinforcing rod 11 is fixed between adjacent connecting arms 10, wherein the corners of the reinforcing rod 11 are rounded to prevent cutting hands and improve safety;

[0023] Specifically, if Figure 1 As shown, adjacent connecting arms 10 form an inverted V shape, and the triangular structure has higher stability.

[0024] Specifically, by providing a connecting arm 10, a reinforcing rod 11 and a handle 12, the mold base 1 2 and the mold base 2 8 are laid flat before use. After the injection liquid is injected, the handle 12 is held to flip the mold base 2 8 upwards. With the cooperation of the connecting arm 10, the mold base 2 8 is accurately placed on the mold base 1 2, so that the lower mold 5 and the upper mold 9 are accurately docked, which not only improves the accuracy of the mold closing, but also achieves the effect of rapid positioning. In addition, the mold base 1 2 and the mold base 2 8 can be put together, and the mold can be lifted as a whole by lifting the reinforcing rod 11, which has better portability.

[0025] A mold groove 3 for mounting the lower mold 5 is provided on the top of the mold base 2 8, a support block 4 is fixed in the middle of the mold groove 3, a cooling channel 13 close to the outer wall of the support block 4 is provided in the support block 4, and the distance between the cooling channel 13 and the outer wall of the support block 4 is reduced so that the cold water absorbs the heat of the injection liquid, and a delivery pipe 16 connected to the cooling channel 13 is connected to the mold base 2, and the delivery pipe 16 is connected to the water supply pipe to supply cold water;

[0026] Furthermore, a docking groove 18 for laying a delivery pipe 16 is provided on the inner wall of the bottom of the mold groove 3, and a water delivery pipe 14 docking with the bottom end of the cooling channel 1 13 is fixed at the bottom of the lower mold 5, and the water delivery pipe 14 is sleeved on the end of the delivery pipe 16; when the lower mold 5 is placed in the mold groove 3, the water delivery pipe 14 can automatically dock with the delivery pipe 16, thereby facilitating the delivery of cold water;

[0027] Further, a fixed sleeve on the water delivery pipe 14 is provided with a magnetic attraction ring 15, and a fixed sleeve on the delivery pipe 16 is provided with a magnetic attraction ring 2 17 having a magnetism opposite to that of the magnetic attraction ring 15; the outer walls of the magnetic attraction ring 15 and the magnetic attraction ring 2 17 are coated with a magnetic coating 1 and a magnetic coating 2 respectively, and the magnetic coating 1 and the magnetic coating 2 have opposite magnetism;

[0028] Specifically, by arranging the mold base 2, the mold groove 3, the support block 4, the lower mold 5, the cooling channel 13 and the delivery pipe 16, the shell is formed through the gap between the lower mold 5 and the support block 4, and at the same time, the delivery pipe 16 is used to introduce cold water into the cooling channel 13 to absorb the heat carried by the injected injection liquid. Compared with the existing technology, not only can the injection molding process be carried out normally, but also the injection molded product can be cooled down at the same time, the speed of injection molding is accelerated, and the production efficiency is effectively improved.

[0029] Furthermore, the mold base 1 2 and the lower mold 5 are provided with a cooling channel 19 that is interconnected, and the mold base 1 2 is connected with a water inlet pipe 20 and a drain pipe 21 that are respectively connected to the two ends of the cooling channel 19;

[0030] Specifically, the water inlet pipe 20 is connected to the cold water supply device to introduce cold water, and the hot water that has absorbed a large amount of heat is discharged through the drain pipe 21, so as to continuously cool the injection molded shell and accelerate molding;

[0031] Further, cooling channel one 13 and cooling channel two 19 are both S-shaped;

[0032] Specifically, by utilizing the S-shaped cooling channel 1 13 and cooling channel 2 19 and increasing the length of cooling channel 1 13 and cooling channel 2 19, the cold water can absorb the heat emitted by the injection liquid as fully as possible, thereby helping to accelerate the cooling of the shell.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mold for molding a door lock housing, comprising a mold base 1 (2) mounted on a base plate 1 (1), and a mold base 2 (8) mounted on a base plate 2 (7), characterized in that: The mold base one (2) and the mold base two (8) are respectively provided with a detachable lower mold (5) and an upper mold (9); the mold base one (2) and the mold base two (8) are hinged; the top of the mold base two (8) is provided with a mold groove (3) for mounting the lower mold (5); a support block (4) is fixed in the middle of the mold groove (3); a cooling channel one (13) close to the outer wall of the support block (4) is provided in the support block (4); and a conveying pipe (16) connected to the cooling channel one (13) is connected to the mold base one (2).

2. A mold for molding a door lock housing according to claim 1, characterized in that: A connecting arm (10) is fixed on the adjacent side of the mold base one (2) and the mold base two (8), and the connecting arms (10) are connected by a pin shaft. A handle (12) fixed to the bottom plate two (7) is provided on the side of the mold base two (8), and a reinforcing rod (11) is fixed between adjacent connecting arms (10).

3. A mold for molding a door lock housing according to claim 1, characterized in that: The inner wall at the bottom of the mold groove (3) is provided with a docking groove (18) for laying a delivery pipe (16); a water delivery pipe (14) docking with the bottom end of the cooling channel (13) is fixed at the bottom of the lower mold (5); and the water delivery pipe (14) is sleeved on the end of the delivery pipe (16).

4. A mold for molding a door lock housing according to claim 3, characterized in that: The water delivery pipe (14) is fixedly sleeved with a first magnetic attraction ring (15), and the delivery pipe (16) is fixedly sleeved with a second magnetic attraction ring (17) having a magnetic property opposite to that of the first magnetic attraction ring (15).

5. A mold for molding a door lock housing according to claim 1, characterized in that: A connecting seat (6) is fixed on the top of each of the lower mold (5) and the upper mold (9), and the connecting seat (6) is respectively connected to the mold base 1 (2) and the mold base 2 (8) through fasteners.

6. A mold for molding a door lock housing according to claim 1, characterized in that: The mold base 1 (2) and the lower mold (5) are provided with cooling channels 2 (19) which are interconnected on both sides, and the mold base 1 (2) is connected with a water inlet pipe (20) and a water discharge pipe (21) which are respectively connected with the two ends of the cooling channel 2 (19).

7. A mold for molding a door lock housing according to claim 6, characterized in that: The cooling channel 1 (13) and the cooling channel 2 (19) are both S-shaped.

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