Die positioning assembly

Abstract

The utility model discloses a die positioning assembly which comprises an inner positioning ring, the inner positioning ring sequentially comprises a first positioning ring and a second positioning ring from top to bottom, the first positioning ring and the second positioning ring are coaxially arranged, and the outer diameter of the second positioning ring is matched with a round through hole of a die top plate; the bottom face of the first positioning ring abuts against the upper surface of the mold top plate, and the outer diameter of the first positioning ring is matched with a positioning hole in an injection molding machine table of one specification. The outer positioning ring is detachably mounted on the upper surface of the mold top plate, and the outer positioning ring is arranged on the outer side of the inner positioning ring in a sleeving manner; the outer diameter of the outer positioning ring is matched with a positioning hole in an injection molding machine table of another specification; a plurality of second threaded through holes are formed in the outer positioning ring in the circumferential direction. According to the utility model, the detachable outer positioning ring is additionally arranged on the periphery of the inner positioning ring, and the outer positioning ring is reserved or detached according to the diameter of the positioning hole of the injection molding machine table, so that the replacement is convenient, and the operation of workers is simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mould, especially a mould positioning assembly. BACKGROUND

[0002] At present, in order to optimize resources and improve the use frequency of injection molding machine, an injection mold is arranged on two or more injection molding machines for production. The positioning of the injection mold and the injection molding machine relies on the cooperation and connection of the positioning ring on the injection mold and the positioning hole on the injection molding machine. The size of the positioning ring is required to be consistent with the positioning hole. The diameter of the positioning hole on the injection molding machine is a fixed value when the injection molding machine is purchased. If the injection mold is changed from the original injection molding machine to another injection molding machine with a different diameter of the positioning hole, the general practice is to replace the positioning ring of the injection mold, that is, the positioning ring on the original injection mold is first removed, and then another positioning ring with a different outer diameter is installed on the injection mold. This is time-consuming and labor-intensive, and is not conducive to long-term production and use. SUMMARY

[0003] The main purpose of the utility model is to provide a mould positioning assembly, which aims to effectively solve the problems in the background art.

[0004] In order to achieve the above-mentioned purpose, the technical scheme of the utility model has:

[0005] The utility model discloses a mould positioning assembly, which comprises:

[0006] The inner positioning ring comprises a first positioning ring and a second positioning ring arranged coaxially from top to bottom, and the outer diameter of the second positioning ring is matched with the through hole of the mould top plate. The bottom surface of the first positioning ring is matched with the upper surface of the mould top plate, the outer diameter of the first positioning ring is matched with the positioning hole on the injection molding machine of a certain specification, and a plurality of first threaded through holes are arranged on the circumference of the first positioning ring.

[0007] The outer positioning ring is detachably installed on the upper surface of the mould top plate, and the outer positioning ring is sleeved on the outer side of the inner positioning ring. The outer diameter of the outer positioning ring is matched with the positioning hole on the injection molding machine of another specification. A plurality of second threaded through holes are arranged on the circumference of the outer positioning ring.

[0008] Compared with the prior art, the utility model adds a detachable outer positioning ring to the outer periphery of the inner positioning ring. According to the size of the diameter of the positioning hole of the injection molding machine, the outer positioning ring can be retained or removed, which is convenient to replace and simplifies the operation of the staff.

[0009] When the outer positioning ring needs to be disassembled, the fasteners between the outer positioning ring and the mold top plate are disassembled, and the bottom surface of the outer positioning ring is tightly attached to the mold top plate, the inner side of the outer positioning ring is attached to the inner positioning ring, and there is no position on the outer positioning ring that can provide a worker to easily take out the outer positioning ring, therefore, a plurality of first threaded through holes are arranged on the outer positioning ring in the circumferential direction, and the worker can connect the bolts with the first threaded through holes to take out the outer positioning ring by taking the bolts as the force receiving parts; the functions of the first threaded through holes and the second threaded through holes are the same, and details are not repeated here.

[0010] In a preferred embodiment, the number of the first threaded through holes is two; the two first threaded through holes are symmetrically arranged based on the central axis of the first positioning ring.

[0011] In a preferred embodiment, the number of the second threaded through holes is two; the two second threaded through holes are symmetrically arranged based on the central axis of the outer positioning ring.

[0012] In a preferred embodiment, at least three first mounting counterbores are arranged on the first positioning ring; the first mounting counterbores are threadedly connected with the mold top plate by bolts.

[0013] In a preferred embodiment, at least three second mounting counterbores are arranged on the outer positioning ring; the second mounting counterbores are threadedly connected with the mold top plate by bolts.

[0014] In a preferred embodiment, the middle of the inner positioning ring has a circular truncated cone groove, the cross-sectional area of the circular truncated cone groove gradually decreases from top to bottom, and the bottom of the circular truncated cone groove is connected with the inner hole of the second positioning ring.

[0015] In order to better understand and implement, the following drawings in conjunction with the drawings detailed description of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application, the schematic embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application. In the drawings:

[0017] Fig. 1 is a structure diagram of the mold positioning assembly installed on the mold top plate;

[0018] Fig. 2 is a structure diagram of the mold positioning assembly;

[0019] Fig. 3 is a sectional exploded view of the mold positioning assembly installed on the mold top plate.

[0020] Explanation of reference signs:

[0021] 1-inner positioning ring, 11-first positioning ring, 12-second positioning ring, 13-first threaded through hole, 14-first mounting counterbore, 15-circular table groove, 2-outer positioning ring, 21-second threaded through hole, 22-second mounting counterbore, 3-mold top plate, A-middle axis. DETAILED DESCRIPTION

[0022] In order to better illustrate the utility model, the utility model will be further described in detail below with reference to the drawings.

[0023] It should be clear that the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the embodiments of the present application.

[0024] The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the embodiments of the present application. The singular forms "a", "said" and "the" used in the embodiments of the present application and the appended claims are also intended to include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" used herein means and includes any or all possible combinations of one or more associated listed items.

[0025] Combination Figs. 1 to 3 As shown, the utility model discloses a mold positioning assembly, comprising:

[0026] Inner positioning ring 1, it includes coaxial first positioning ring 11 and second positioning ring 12 in turn from top to bottom, the outer diameter of second positioning ring 12 is adapted to the round through hole of mold top plate, the bottom surface of first positioning ring 11 is adapted to the upper surface of mold top plate, the outer diameter of first positioning ring 11 is adapted to the positioning hole on the injection molding machine platform of a specification, a plurality of first threaded through holes 13 are arranged on the circumference of first positioning ring 11.

[0027] Outer positioning ring 2, it is detachably installed on the upper surface of mold top plate, outer positioning ring 2 is set on the outside of inner positioning ring 1, the outer diameter of outer positioning ring 2 is adapted to the positioning hole on the injection molding machine platform of another specification, a plurality of second threaded through holes 21 are arranged on the circumference of outer positioning ring 2.

[0028] Compared with the prior art, the utility model adds a detachable outer positioning ring 2 on the outer periphery of inner positioning ring 1, according to the size of the positioning hole diameter of the injection molding machine platform, the outer positioning ring 2 can be retained or removed, which is convenient to replace and simplifies the operation of the staff.

[0029] When the outer positioning ring 2 needs to be disassembled, the fasteners between the outer positioning ring 2 and the mold top plate are disassembled, and because the bottom surface of the outer positioning ring 2 is tightly attached to the mold top plate, the inner side of the outer positioning ring 2 is attached to the inner positioning ring 1, so there is no position on the outer positioning ring 2 that can provide a worker with a position from which the outer positioning ring 2 can be easily removed, and therefore a plurality of first threaded through holes 13 are arranged circumferentially on the outer positioning ring 2, and a worker can use bolts to be connected with the first threaded through holes 13, and the bolts are used as force receiving parts to take out the outer positioning ring 2; the first threaded through holes 13 have the same principle of action as the second threaded through holes 21, and will not be described here.

[0030] Further, the hole diameter of the first threaded through hole 13 is the same as the hole diameter of the second threaded through hole 21, so that the bolts connected with the inner positioning ring 1 and the outer positioning ring 2 are of the same size, which is convenient for workers to operate.

[0031] Further, the number of the first threaded through holes 13 is two; the two first threaded through holes 13 are symmetrically arranged with the central axis of the first positioning ring 11 as the reference, so that two bolts can be correspondingly installed, and the two bolts are symmetrical, which is beneficial for a worker to use both hands to act on the two bolts, and because the two force receiving positions are symmetrical, the force received by the two sides of the inner positioning ring 1 is also relatively uniform, which is convenient for the worker to take out.

[0032] Further, the number of the second threaded through holes 21 is two; the two second threaded through holes 21 are symmetrically arranged with the central axis of the outer positioning ring 2 as the reference, so that two bolts can be correspondingly installed, and the two bolts are symmetrical, which is beneficial for a worker to use both hands to act on the two bolts, and because the two force receiving positions are symmetrical, the force received by the two sides of the outer positioning ring 2 is also relatively uniform, which is convenient for the worker to take out.

[0033] Further, the first positioning ring 11 is provided with at least three first mounting counterbores 14; the first mounting counterbores 14 are threaded connected with the mold top plate through bolts to realize the detachable connection between the inner positioning ring 1 and the mold top plate.

[0034] Further, the outer positioning ring 2 is provided with at least three second mounting counterbores 22; the second mounting counterbores 22 are threaded connected with the mold top plate through bolts to realize the detachable connection between the outer positioning ring 2 and the mold top plate.

[0035] Further, the inner positioning ring 1 has a circular truncated cone groove 15 in the middle, the cross-sectional area of the circular truncated cone groove 15 gradually decreases from top to bottom, the bottom of the circular truncated cone groove 15 is connected with the inner hole of the second positioning ring 12, and the circular truncated cone groove 15 is used to be matched with the pouring sleeve of the mold.

[0036] The utility model is not limited to the above embodiment, if the various modifications or deformation of the utility model do not deviate from the spirit and scope of the utility model, if these modifications and deformation belong to the right claim and equivalent technical scope of the utility model, the utility model also intends to contain these modifications and deformation.

Claims

1. A mold positioning assembly, characterized by, Comprise: An inner positioning ring, which comprises a first positioning ring and a second positioning ring arranged coaxially from top to bottom, the outer diameter of the second positioning ring is matched with the round through hole of the mold top plate; the bottom surface of the first positioning ring is in contact with the upper surface of the mold top plate, the outer diameter of the first positioning ring is matched with the positioning hole on the injection molding machine of a certain specification, and a plurality of first threaded through holes are arranged circumferentially on the first positioning ring; An outer positioning ring, which is detachably mounted on the upper surface of the mold top plate, the outer positioning ring is sleeved outside the inner positioning ring; the outer diameter of the outer positioning ring is matched with the positioning hole on the injection molding machine of another specification; a plurality of second threaded through holes are arranged circumferentially on the outer positioning ring.

2. The mold positioning assembly according to claim 1, wherein: The hole diameter of the first threaded through hole is the same as the hole diameter of the second threaded through hole.

3. The mold positioning assembly according to claim 1, wherein: The number of the first threaded through hole is two; Two first threaded through holes are symmetrically arranged with the central axis of the first positioning ring as the reference.

4. The mold positioning assembly according to claim 1, wherein: The number of the second threaded through hole is two; Two second threaded through holes are symmetrically arranged with the central axis of the outer positioning ring as the reference.

5. The mold positioning assembly according to claim 1, wherein: At least three first mounting counterbores are arranged on the first positioning ring; The first mounting counterbores are connected with the mold top plate by threaded bolts.

6. The mold positioning assembly according to claim 1, wherein: At least three second mounting counterbores are arranged on the outer positioning ring; The second mounting counterbores are connected with the mold top plate by threaded bolts.

7. The mold positioning assembly according to claim 1, wherein: The inner positioning ring has a circular truncated cone groove in the middle, the cross-sectional area of the circular truncated cone groove gradually decreases from top to bottom, and the bottom of the circular truncated cone groove is connected with the inner hole of the second positioning ring.

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