CN219427326U - Forming die of multi-groove pipe clamp - Google Patents

Abstract

The utility model relates to a forming die of a multi-groove pipe clamp, which comprises a feeding plate, a bottom plate, a movable template, a fixed template, two mold cores and two core rods, wherein the feeding plate and the bottom plate are respectively arranged front and back; the utility model greatly reduces the expenditure of the mould manufacturing cost, thereby avoiding repeated input of resources to avoid waste and indirectly reducing the production cost.

Description

Forming die of multi-groove pipe clamp

Technical Field

The utility model relates to a forming die of a multi-groove pipe clamp.

Background

Injection molding is a molding method for injection and molding, and has the advantages of high production speed, high efficiency, automation of operation, multiple patterns and varieties, simplified and complex shapes, large size and small size, accurate product size, easy updating of products and capability of forming products with complex shapes; the injection molding is realized by means of a matched forming die and injection molding equipment; the existing forming die is internally provided with a plurality of cavities with the same structure, so that injection molding pieces with the same structure and corresponding quantity can be formed at one time, but if the injection molding pieces are provided with a plurality of series with different sizes and similar shapes, if each series of injection molding pieces are produced, a set of forming die is required to be independently manufactured for each series, so that more die manufacturing cost is required to be expended, the repeated investment of resources is caused, unnecessary waste is generated, the production cost is indirectly increased, and further improvement is required.

Disclosure of Invention

Aiming at the current state of the art, the utility model aims to provide the multi-groove pipe clamp forming die which greatly reduces the manufacturing cost, further avoids repeated input of resources to avoid waste and indirectly reduces the production cost.

The technical scheme adopted for solving the technical problems is as follows: the forming die of the multi-groove pipe clamp comprises a feeding plate, a bottom plate, a movable template, a fixed template, two mold cores and an ejection mechanism, wherein the feeding plate and the bottom plate are respectively arranged front and back; the mold comprises a mold core, a first mold cavity, a second mold cavity, a third mold cavity, a first guide groove and a second guide groove, wherein the two first mold cavities are vertically symmetrically distributed on the outer side of the mold core, the second mold cavity and the third mold cavity are respectively vertically distributed on the outer side of the mold core, the second mold cavity is arranged on the right side of one first mold cavity above, the third mold cavity is arranged on the right side of one first mold cavity below, and the first guide groove which is concentrically arranged is respectively arranged between the upper inner wall of one first mold cavity above and the upper outer wall of the mold core and between the lower inner wall of one first mold cavity below and the lower outer wall of the mold core; the upper first core column is matched with the first guide grooves positioned above the two mold cores, and the lower first core column is matched with the first guide grooves positioned below the two mold cores; a second guide groove is formed between the upper inner wall of the second die cavity and the upper outer wall of the die core, a third guide groove which is concentrically distributed with the second guide groove is formed between the lower inner wall of the third die cavity and the lower outer wall of the die core, the second core column is mutually matched with two second guide grooves which are arranged on the die core, the third core column is mutually matched with two third guide grooves which are arranged on the die core, a structural groove is formed between the lower inner wall of the first die cavity above and the upper inner wall of the first die cavity below and between the lower inner wall of the second die cavity and the upper inner wall of the third die cavity, one structural groove on the left side is concentrically arranged with the two first guide grooves, and one structural groove on the right side is concentrically arranged with the second guide groove and the third guide groove; and two limit posts are embedded in the two structural grooves in the mold core on the fixed mold plate.

Preferably, a first core block is formed outwards on the bottom surface of each first mold cavity, a first forming groove which is vertically distributed is formed in the end portion of each first core block, a first conical portion which is concentrically arranged is formed downwards in the end portion of each first core column, a first step shaft is formed downwards in the center of the end portion of each first conical portion, a second step shaft is formed downwards in the center of the end portion of each first step shaft, the second step shafts on one first core column above are mutually matched with the first forming grooves located above the two mold cores, and the second step shafts on one first core column below are mutually matched with the first forming grooves located below the two mold cores.

Preferably, the bottom surfaces of the second die cavities are all outwards provided with second core blocks, the end parts of the second core blocks are provided with second forming grooves which are vertically distributed, the center of the end part of each second core column is downwards provided with a third step shaft, and the third step shafts are mutually matched with the second forming grooves on the two die cores.

Preferably, the bottom surface of the third die cavity is outwards provided with third core blocks, the end parts of the third core blocks are provided with third forming grooves which are vertically distributed, the end parts of the third core columns are downwards provided with second conical parts which are concentrically arranged, the center of the end parts of the second conical parts is downwards provided with a fourth step shaft, and the fourth step shaft is mutually matched with the third forming grooves on the two die cores.

Preferably, a T-shaped groove is formed in the inner side of each pushing block, the root of the first core column and the root of the second core column above the T-shaped groove are embedded into the opening of the T-shaped groove on the pushing block above the T-shaped groove; the root of the first stem is upwards provided with a first cylindrical head, the root of the second stem is upwards provided with a second cylindrical head, and the first cylindrical head and the second cylindrical head on one first stem above are embedded into the bottom of the T-shaped groove on one pushing block above.

Preferably, the root of the lower one of the first stem and the root of the third stem are embedded in the opening of the T-shaped groove on the lower one of the pushing blocks, the root of the third stem is formed with a third cylindrical head, and the first cylindrical head and the third cylindrical head on the lower one of the first stem are embedded in the bottom of the T-shaped groove on the lower one of the pushing blocks.

Preferably, two cross-distributed stays are further inserted between the fixed die plate and the die cores on the fixed die plate, the front ends of the two stays are respectively fixed on the two limiting posts, and the rear ends of the two stays penetrate through the ejection mechanism and are both fixed on the bottom plate.

Compared with the prior art, the utility model has the advantages that: according to the utility model, the two first mold cavities, the second mold cavity and the third mold cavity are arranged on the two mold cores, so that the two first pipe clamps, the second pipe clamp and the third pipe clamp can be formed at one time only by one set of mold, the expenditure of mold manufacturing cost is greatly reduced, the repeated input of resources is avoided, the waste is avoided, and the production cost is indirectly reduced.

Drawings

FIG. 1 is a right front side exploded view of the present utility model;

FIG. 2 is a right rear side exploded view of the present utility model;

fig. 3 is a partially enlarged structural view of the present utility model at a.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

As shown in fig. 1 to 3, a forming die of a multi-groove pipe clamp comprises a feeding plate 1 and a bottom plate 4 which are respectively arranged front and back, a movable die plate 2 fixed at the rear side of the feeding plate 1, a fixed die plate 3 fixed at the front side of the bottom plate 4 and matched with the movable die plate 2, two die cores 6 respectively embedded at the rear side of the movable die plate 2 and the front side of the fixed die plate 3 and matched with each other, an ejection mechanism 5 arranged between the fixed die plate 3 and the bottom plate 4, two core pulling mechanisms 7 which are vertically symmetrically distributed are also arranged between the movable die plate 2 and the fixed die plate 3, the core pulling mechanism 7 comprises a pushing block 71 movably connected to the front side of the fixed template 3 and having an up-down sliding function, a push rod 72 obliquely inserted into the pushing block 71, and a first core column 73 detachably fixed to the inner side of the pushing block 71, wherein the front end of the push rod 72 is fixed to the rear side of the movable template 2, a second detachable core column 74 is further fixed to the inner side of the pushing block 71 in the upper core pulling mechanism 7, and a third detachable core column 75 is further fixed to the inner side of the pushing block 71 in the lower core pulling mechanism 7; the outer side of the mold core 6 is provided with two first mold cavities 61 which are vertically and symmetrically distributed, the outer side of the mold core 6 is also provided with a second mold cavity 65 and a third mold cavity 66 which are respectively vertically and vertically distributed, the second mold cavity 65 is arranged on the right side of one first mold cavity 61 above, the third mold cavity 66 is arranged on the right side of one first mold cavity 61 below, and a first guide groove 63 which is concentrically arranged is arranged between the upper inner wall of one first mold cavity 61 above and the upper outer wall of the mold core 6 and between the lower inner wall of one first mold cavity 61 below and the lower outer wall of the mold core 6; the upper first stem 73 is matched with the first guide grooves 63 above the two mold cores 6, and the lower first stem 73 is matched with the first guide grooves 63 below the two mold cores 6; a second guide groove 68 is formed between the upper inner wall of the second die cavity 65 and the upper outer wall of the die core 6, a third guide groove 67 which is concentrically distributed with the second guide groove 68 is formed between the lower inner wall of the third die cavity 66 and the lower outer wall of the die core 6, a second core column 74 is mutually matched with two second guide grooves 68 which are positioned on the die core 6, a third core column 75 is mutually matched with two third guide grooves 67 which are positioned on the die core 6, a structural groove 64 is formed between the lower inner wall of one first die cavity 61 above and the upper inner wall of one first die cavity 61 below and between the lower inner wall of one second die cavity 65 and the upper inner wall of the third die cavity 66, one structural groove 64 on the left side is concentrically arranged with the two first guide grooves 63, and one structural groove 64 on the right side is concentrically arranged with the second guide grooves 68 and the third guide grooves 67; a limit post 9 is also embedded in two structural grooves 64 in the mold core 6 on the fixed mold plate 3.

A first core block 610 is formed outwards on the bottom surface of each first mold cavity 61, a first molding groove 611 which is vertically distributed is formed at the end part of each first core block 610, a first conical part 731 which is concentrically arranged is formed downwards at the end part of each first core column 73, a first step shaft 732 is formed downwards at the center of the end part of each first conical part 731, a second step shaft 733 is formed downwards at the center of the end part of each first step shaft 732, the second step shaft 733 on one first core column 73 above is matched with the first molding groove 611 above two mold cores 6, and the second step shaft 733 on one first core column 73 below is matched with the first molding groove 611 below two mold cores 6.

The bottom surface of the second die cavity 65 is outwards provided with second core blocks 612, the end parts of the second core blocks 612 are provided with second forming grooves 69 which are vertically distributed, the center of the end part of the second core column 74 is downwards provided with a third step shaft 741, and the third step shaft 741 is mutually matched with the second forming grooves 69 positioned on the two die cores 6.

The bottom surface of the third die cavity 66 is outwards provided with third core blocks 613, the end parts of the third core blocks 613 are provided with third forming grooves 614 which are vertically distributed, the end parts of the third core columns 75 are downwards provided with second conical parts 751 which are concentrically arranged, the center of the end parts of the second conical parts 751 is downwards provided with a fourth step shaft 752, and the fourth step shaft 752 is mutually matched with the third forming grooves 614 on the two die cores 6.

The inner side of each pushing block 71 is provided with a T-shaped groove 711 which is transversely distributed, and the root of a first core column 73 above and the root of a second core column 74 are embedded into the opening of the T-shaped groove 711 on the pushing block 71 above; the root of the first stem 73 is formed with a first cylindrical head 734 upward, the root of the second stem 74 is formed with a second cylindrical head 742 upward, and the first cylindrical head 734 and the second cylindrical head 742 on the upper one of the first stems 73 are each embedded in the bottom of the T-shaped groove 711 on the upper one of the push blocks 71.

The root of the lower one of the first stems 73 and the root of the third stem 75 are embedded inside the opening of the T-shaped groove 711 on the lower one of the push blocks 71, the root of the third stem 75 is formed with a third cylindrical head 753, and the first cylindrical head 734 and the third cylindrical head 753 on the lower one of the first stems 73 are embedded in the bottom of the T-shaped groove 711 on the lower one of the push blocks 71.

Two transversely distributed stays 8 are also inserted between the fixed die plate 3 and the die core 6 on the fixed die plate 3, the front ends of the two stays 8 are respectively fixed on two limit posts 9, and the rear ends of the two stays 8 penetrate through the ejection mechanism 5 and are fixed on the bottom plate 4.

The using method comprises the following steps:

the feeding plate 1 and the bottom plate 4 are respectively fixed on a moving mechanism and a machine seat of the injection molding machine, then the moving mechanism drives the movable mold plate 2 to move towards the fixed mold plate 3 by means of the feeding plate 1 until the mold core 6 positioned at the rear side of the movable mold plate 2 and the mold core 6 positioned at the front side of the fixed mold plate 3 are mutually spliced, and the principle is that of the prior art.

The movable mold plate 2 drives the push rod 72 in each core pulling mechanism 7 to synchronously move in the moving process, so that the push blocks 71 in the two core pulling mechanisms 7 are forced to be mutually close, and when the two mold cores 6 are mutually spliced, the first guide groove 63, the second guide groove 68, the third guide groove 67, the structure groove 64, the first forming groove 611, the second forming groove 69 and the third forming groove 614 on one mold core 6 are mutually spliced with the first guide groove 63, the second guide groove 68, the third guide groove 67, the structure groove 64, the first forming groove 611, the second forming groove 69 and the third forming groove 614 on the other mold core 6; when the two pushing blocks 71 are close to each other, the first stem 73 on each pushing block 71 slides along the two corresponding first guiding grooves 63 to enable the second step shaft 733 to be inserted between the two corresponding first forming grooves 611 until the end part of the second step shaft 733 abuts against the upper end or the lower end of the limit post 9; the second stem 74 slides along the two second guide grooves 68 to insert the third step shaft 741 between the two second molding grooves 69 until the end of the third step shaft 741 abuts against the upper end of the corresponding one of the limit posts 9; the third stem 75 slides along the two third guide grooves 67 to insert the fourth step shaft 752 between the two third molding grooves 614 until the end of the fourth step shaft 752 abuts against the lower end of the corresponding one of the stopper posts 9.

Finally, the molten material is introduced between the two mold cores 6 through the pouring channels in the feeding plate 1 and the movable mold plate 2 and is filled between the two mutually corresponding first mold cavities 61, the two second mold cavities 65 and the two third mold cavities 66, and after cooling, two first pipe clamps 10, one second pipe clamp 11 and one third pipe clamp 12 are formed; after the molding is completed, the feeding plate 1 is driven to move forwards by the moving mechanism to drive the movable mold plate 2 to leave the fixed mold plate 3, so that the two mold cores 6 are separated from each other, and then the ejector rod on the ejection mechanism 5 is driven to move forwards to push out the two first pipe clamps 10, the one second pipe clamp 11 and the one third pipe clamp 12 forwards.

According to the utility model, the two first die cavities 61, the second die cavity 65 and the third die cavity 66 are arranged on the two die cores 6, so that the two first pipe clamps 10, the second pipe clamp 11 and the third pipe clamp 12 can be formed at one time only by one set of die, the expenditure of die manufacturing cost is greatly reduced, the repeated investment of resources is avoided, the waste is avoided, and the production cost is indirectly reduced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that modifications may be made to the techniques described in the foregoing embodiments, or that certain features may be substituted for those illustrated therein; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (7)

1. The forming die of the multi-groove pipe clamp comprises a feeding plate, a bottom plate, a movable template, a fixed template, two mold cores and an ejection mechanism, wherein the feeding plate and the bottom plate are respectively arranged front and back; the mold comprises a mold core, a first mold cavity, a second mold cavity, a third mold cavity, a first guide groove and a second guide groove, wherein the two first mold cavities are vertically symmetrically distributed on the outer side of the mold core, the second mold cavity and the third mold cavity are respectively vertically distributed on the outer side of the mold core, the second mold cavity is arranged on the right side of one first mold cavity above, the third mold cavity is arranged on the right side of one first mold cavity below, and the first guide groove which is concentrically arranged is respectively arranged between the upper inner wall of one first mold cavity above and the upper outer wall of the mold core and between the lower inner wall of one first mold cavity below and the lower outer wall of the mold core; the upper first core column is matched with the first guide grooves positioned above the two mold cores, and the lower first core column is matched with the first guide grooves positioned below the two mold cores; a second guide groove is formed between the upper inner wall of the second die cavity and the upper outer wall of the die core, a third guide groove which is concentrically distributed with the second guide groove is formed between the lower inner wall of the third die cavity and the lower outer wall of the die core, the second core column is mutually matched with two second guide grooves which are arranged on the die core, the third core column is mutually matched with two third guide grooves which are arranged on the die core, a structural groove is formed between the lower inner wall of the first die cavity above and the upper inner wall of the first die cavity below and between the lower inner wall of the second die cavity and the upper inner wall of the third die cavity, one structural groove on the left side is concentrically arranged with the two first guide grooves, and one structural groove on the right side is concentrically arranged with the second guide groove and the third guide groove; and two limit posts are embedded in the two structural grooves in the mold core on the fixed mold plate.

2. The multi-groove pipe clamp forming die according to claim 1, wherein a first core block is formed outwards on the bottom surface of each first die cavity, a first forming groove which is vertically distributed is formed in the end portion of each first core block, a first conical portion which is concentrically arranged is formed downwards in the end portion of each first core column, a first step shaft is formed downwards in the center of the end portion of each first conical portion, a second step shaft is formed downwards in the center of the end portion of each first step shaft, the second step shaft on one first core column above is matched with the first forming groove located above the two die cores, and the second step shaft on one first core column below is matched with the first forming groove located below the two die cores.

3. The forming die of a multi-groove pipe clamp according to claim 2, wherein second core blocks are formed outwards on the bottom surface of the second die cavity, second forming grooves which are vertically distributed are formed in the end portions of the second core blocks, a third step shaft is formed downwards in the center of the end portion of the second core column, and the third step shaft is matched with the second forming grooves on the two die cores.

4. The forming die of a multi-groove pipe clamp according to claim 3, wherein third core blocks are formed outwards on the bottom surface of the third die cavity, third forming grooves which are vertically distributed are formed in the end portions of the third core blocks, second conical portions which are concentrically arranged are formed downwards in the end portions of the third core columns, fourth step shafts are formed downwards in the center of the end portions of the second conical portions, and the fourth step shafts are matched with the third forming grooves on the two die cores.

5. The multi-groove pipe clamp forming die according to claim 4, wherein a T-shaped groove which is transversely distributed is formed in the inner side of each pushing block, and the root of the upper first core column and the root of the second core column are embedded into the opening of the T-shaped groove on the upper pushing block; the root of the first stem is upwards provided with a first cylindrical head, the root of the second stem is upwards provided with a second cylindrical head, and the first cylindrical head and the second cylindrical head on one first stem above are embedded into the bottom of the T-shaped groove on one pushing block above.

6. The mold for molding a multi-groove pipe clamp according to claim 5, wherein the root of the first stem and the root of the third stem are embedded in the opening of the T-groove of the lower push block, the root of the third stem is formed with a third cylindrical head, and the first cylindrical head and the third cylindrical head of the lower first stem are embedded in the bottom of the T-groove of the lower push block.

7. The multi-groove pipe clamp forming die according to claim 6, wherein two transversely-distributed stays are further arranged between the fixed die plate and the die cores on the fixed die plate in an inserted mode, front ends of the two stays are respectively fixed on the two limiting posts, and rear ends of the two stays penetrate through the ejection mechanism and are both fixed on the bottom plate.