Die positioning assembly

Abstract

The utility model relates to the technical field of mold positioning, in particular to a mold positioning assembly which comprises a penetrating groove formed in a lower mold insert of a mold, the penetrating groove vertically penetrates through the lower mold insert, a movable insert is arranged in the penetrating groove, and one end of the movable insert is connected with a lower mold body of the mold through an elastic spring. The lower die insert is detachably installed on the lower die body, a positioning pin is arranged at the other end of the movable insert, a limiting groove is formed in the side wall of the side, close to the lower die body, of the penetrating groove, and a protruding base stretching into the limiting groove is arranged on the movable insert. Through the arrangement of the elastic spring and the movable insert, the movable positioning of the positioning pin is realized, the positioning pin is prevented from being too long and shortened, the positioning is more stable, and the operation convenience and the working efficiency are improved.

Description

TECHNICAL FIELD

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

[0002] The upper insert block on the upper mould and the lower insert block on the lower mould need to be aligned and positioned to dock when the mould produces products, and positioning pins are usually used to realize positioning to meet the design requirements of products.

[0003] For example, on March 1, 2017, a utility model with the publication number CN220574508U and the name of a mould positioning pin fixing structure and a thermoforming mould was disclosed, which includes a fourth lower mould insert block, a third positioning pin and a positioning pin fixing piece. The fourth lower mould insert block is provided with a positioning pin installation groove corresponding to the positioning structure of the product to be produced. The insertion part of the third positioning pin is inserted and limitedly matched with the positioning pin installation groove. The part of the third positioning pin protruding from the fourth lower mould insert block is correspondingly arranged with the positioning structure of the product to be produced. The utility model can easily remove the broken positioning pin. However, the applicant found that although the positioning pin can be removed, it may take a long time to replace if the positioning pin is broken, which reduces the work efficiency. SUMMARY

[0004] Therefore, the utility model aims to provide a mould positioning assembly to solve the problem of reduced work efficiency.

[0005] To achieve the above purpose, the utility model provides a mould positioning assembly, which includes a through groove arranged on a lower mould insert block of a mould. The through groove is arranged through the lower mould insert block from top to bottom. An active insert block is arranged in the through groove. One end of the active insert block is connected with the lower mould body of the mould through an elastic spring. The lower mould insert block is detachably arranged on the lower mould body. The other end of the active insert block is provided with a positioning pin. A limiting groove is arranged on the side wall of the side of the through groove close to the lower mould body. A convex seat of the active insert block is arranged to extend into the limiting groove. A pressure core is arranged on the lower mould body. The side of the pressure core opposite to the lower mould insert block is provided with a pressure insert block matched with the lower mould insert block. The side of the pressure insert block arranged towards the active insert block is provided with a positioning hole matched with the positioning pin.

[0006] Optionally, a second installation groove for installing the positioning pin is arranged on the active insert block. A ring baffle is arranged on the inner side wall of the upper part of the second installation groove. A limiting protrusion is arranged on the end of the positioning pin extending into the second installation groove. The diameter of the end of the positioning pin provided with the limiting protrusion and the length of the limiting protrusion are greater than the inner diameter of the ring baffle and less than the inner diameter of the second installation groove.

[0007] Optionally, a connecting spring is arranged between the positioning pin and the bottom of the second mounting groove.

[0008] Optionally, a notch is arranged on the ring baffle for the limiting protrusion to extend into the second mounting groove.

[0009] Optionally, a ring groove is arranged on the ring baffle, a sliding ring block is slidably connected in the ring groove, an opening is arranged on the sliding ring block and matched with the notch, and an elastic protrusion is arranged on the inner wall of the ring groove and located at one side of the opening.

[0010] Optionally, a rubber pad is arranged on the side of the convex base facing the material pressing insert.

[0011] Optionally, a first mounting groove is arranged on the side of the lower mold body facing the lower mold insert, one end of the elastic spring extends into the first mounting groove, and a containing groove is arranged on the side of the movable insert facing the first mounting groove and containing the other end of the elastic spring.

[0012] The mold positioning assembly has the advantages that the elastic spring and the movable insert are arranged, the positioning pin is movably positioned, the positioning pin is prevented from being too long, the positioning pin is shortened, the positioning is more stable, the material taking operation is facilitated, the convenience of material taking is improved, the process is saved, the mold cost is reduced, the quality of the finished product is improved, and the operation convenience and work efficiency are improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only illustrate the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0014] Figure 1 It is a structural schematic diagram of the present application;

[0015] Figure 2 It is a structural schematic diagram of the present application; Figure 1 It is a top view structural schematic diagram of the present application;

[0016] Figure 3 It is a sectional view structural schematic diagram of A-A in the present application; Figure 2 It is a sectional view structural schematic diagram of B in the present application;

[0017] Figure 4 It is a structural schematic diagram of the present application; Figure 3 It is a structural schematic diagram of the present application;

[0018] Figure 5 It is a structural schematic diagram of the material pressing insert and the elastic spring.

[0019] Figure 6 It is the overhead structure schematic view of the material pressing insert block of the utility model;

[0020] Figure 7 It is Figure 6 The structure schematic view of the enlarged portion at C.

[0021] In the figure: 1, material pressing core; 2, material pressing insert block; 3, lower mould body; 4, lower mould insert block; 5, elastic spring; 6, positioning pin; 7, movable insert block; 8, convex base; 9, first installation slot; 10, through slot; 11, limiting slot; 12, containing slot; 13, second installation slot; 14, ring baffle; 15, ring groove; 16, elastic protrusion; 17, notch; 18, sliding ring block; 19, opening; 20, limiting protrusion. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the utility model more clearly and clearly, the following is combined with specific embodiment, and the utility model is further detailed by referring to the drawings.

[0023] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the embodiments of the utility model should be understood as the usual meaning by the person skilled in the art in the field to which the utility model belongs. The "first", "second" and similar words used in the utility model do not represent any order, quantity or importance, but are only used to distinguish different components. "Include" or "contain" and similar words mean that the elements or objects before the word cover the elements or objects listed after the word and their equivalents, and do not exclude other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connection, but can include electrical connection, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to represent relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0024] As Figures 1 to 7As shown, a mold positioning assembly comprises a through groove 10 arranged on a lower mold insert 4 of a mold, the through groove 10 is arranged through the lower mold insert 4 from top to bottom, a movable insert 7 is arranged in the through groove 10, one end of the movable insert 7 is connected with a lower mold body 3 of the mold through an elastic spring 5, the lower mold insert 4 is detachably arranged on the lower mold body 3, the other end of the movable insert 7 is provided with a positioning pin 6, a limiting groove 11 is arranged on the side wall of the side of the through groove 10 close to the lower mold body 3, a convex seat 8 of the movable insert 7 is arranged to extend into the limiting groove 11, a pressing core 1 is arranged on the lower mold body 3, a pressing insert 2 matched with the lower mold insert 4 is arranged on the side of the pressing core 1 facing the lower mold insert 4, a positioning hole matched with the positioning pin 6 is arranged on the side of the pressing insert 2 facing the movable insert 7.

[0025] The elastic spring 5 and the movable insert 7 are arranged to realize the movable positioning of the positioning pin 6, avoid the positioning pin 6 being too long, shorten the positioning pin 6, make the positioning more stable, facilitate the material taking operation, improve the convenience of material taking, save the process, reduce the cost of the mold, and facilitate to improve the quality of the finished product, and improve the operation convenience and work efficiency.

[0026] In order to facilitate the movable installation of the positioning pin 6 on the movable insert 7, a second installation groove 13 for installing the positioning pin 6 is arranged on the movable insert 7, a ring baffle 14 is arranged on the inner side wall of the upper part of the second installation groove 13, a limiting protrusion 20 is arranged on the end of the positioning pin 6 extending into the second installation groove 13, the diameter of the end of the positioning pin 6 provided with the limiting protrusion 20 and the length of the limiting protrusion 20 are greater than the inner diameter of the ring baffle 14 and less than the inner diameter of the second installation groove 13.

[0027] A connecting spring is arranged between the positioning pin 6 and the bottom of the second installation groove 13, which further avoids the positioning pin 6 being too long, realizes the shortening of the positioning pin 6, and makes the positioning more stable.

[0028] A notch 17 for the limiting protrusion 20 extending into the second installation groove 13 is arranged on the ring baffle 14, which facilitates the limiting protrusion 20 on the positioning pin 6 to extend into the second installation groove 13.

[0029] In order to reduce the risk of the positioning pin 6 from the second installation groove 13, the ring groove 15 is arranged on the ring baffle 14, the sliding ring block 18 is slidably connected in the ring groove 15, the opening 19 matched with the notch 17 is arranged on the sliding ring block 18, the elastic protrusion 16 is arranged on the inner side wall of the ring groove 15 and located at one side of the opening 19, when it is needed to install the positioning pin 6 into the second installation groove 13, the opening 19 on the sliding ring block 18 is located at the notch 17, then the limiting protrusion 20 on the positioning pin 6 is sequentially inserted into the second installation groove 13 through the opening 19 and the notch 17, then the sliding ring block 18 is rotated, so that the notch 17 is not aligned with the opening 19, so that the positioning pin 6 is difficult to be separated from the second installation groove 13, in order to further reduce the risk of the positioning pin 6 from the second installation groove 13, the opening 19 is moved to the elastic protrusion 16, so that the elastic protrusion 16 is located in the opening 19, and the elastic protrusion 16 limits that the opening 19 is relatively difficult to be aligned with the notch 17 without external force to control the movement of the sliding ring block 18.

[0030] The side, towards the pressure material insert 2, of the convex seat 8 is provided with a rubber pad, so that when the positioning pin 6 is positioned, the impact between the pressure material insert 2 and the lower mold insert 4 is reduced, and the durability of the pressure material insert 2 and the lower mold insert 4 is improved.

[0031] The first installation groove 9 is arranged on the side, towards the lower mold insert 4, of the lower mold body 3, one end of the elastic spring 5 is arranged in the first installation groove 9, and the side, towards the first installation groove 9, of the movable insert 7 is provided with the accommodating groove 12 for accommodating the other end of the elastic spring 5, so that the elastic spring 5 is conveniently constrained and placed, the possibility of tilting of the elastic spring 5 is reduced, and the durability of the elastic spring 5 is improved.

[0032] It should be understood by those of ordinary skill in the art that the above discussion of any embodiment is merely exemplary and is not intended to suggest that the scope of the present application is limited to these examples; under the idea of the present application, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in details for the sake of brevity.

[0033] The embodiments of the present application are intended to cover all such alternatives, modifications, and variations as fall within the broad scope of the appended claims. Accordingly, any and all such alternatives, modifications, equivalents, improvements and the like are intended to be encompassed by the present application.

Claims

1. A mold positioning assembly, characterized by, The utility model provides a mould, including the through groove (10) of setting on the lower mould insert (4) of mould, the through groove (10) is set through the lower mould insert (4) up and down, the movable insert (7) is set in the through groove (10), one end of movable insert (7) is connected with the lower mould body (3) of mould through elastic spring (5), the lower mould insert (4) is detachably installed on lower mould body (3), the other end of movable insert (7) is provided with positioning pin (6), the side wall of the side of through groove (10) close to lower mould body (3) is provided with limiting groove (11), the convex base (8) of movable insert (7) is provided with the limiting groove (11) and is set in, the pressure material core (1) is set up on the lower mould body (3), the side of pressure material core (1) is set up with lower mould insert (4) and is provided with with the pressure material insert (2) of cooperation of lower mould insert (4), the side of pressure material insert (2) is set up with movable insert (7) and is provided with with the positioning hole of cooperation of positioning pin (6).

2. A mold positioning assembly according to claim 1, wherein, The second installation groove (13) of the positioning pin (6) is set up on movable insert (7), the inner side wall of the upper portion of second installation groove (13) is installed with ring baffle (14), the one end of positioning pin (6) is set up with limiting protrusion (20) and is set in second installation groove (13), the diameter of the one end of positioning pin (6) and the length of limiting protrusion (20) are greater than the inner diameter of ring baffle (14) and are less than the inner diameter of second installation groove (13).

3. A mold positioning assembly according to claim 2, wherein, The connecting spring is arranged between the positioning pin (6) and the bottom of the second installation groove (13).

4. A mould positioning assembly according to claim 2 or 3, characterised in that, The notch (17) for the limiting protrusion (20) to extend into the second installation groove (13) is formed in the ring baffle (14).

5. A mold positioning assembly as claimed in claim 4, wherein, The ring groove (15) is formed in the ring baffle (14), the sliding ring block (18) is slidably connected in the ring groove (15), the opening (19) is formed in the sliding ring block (18) and matched with the notch (17), the elastic protrusion (16) is arranged on the inner side wall of the ring groove (15) and located at one side of the opening (19).

6. A mold positioning assembly as in claim 1, wherein, The rubber pad is arranged on the side of the convex base (8) facing the pressure material insert (2).

7. A mold positioning assembly as in claim 1, wherein, The first installation groove (9) is formed in the side of the lower mould body (3) of the mould facing the lower mould insert (4), one end of the elastic spring (5) extends into the first installation groove (9), the containing groove (12) is formed in the side of the movable insert (7) facing the first installation groove (9) and containing the other end of the elastic spring (5).

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