CN221584369U - Insert butt-joint protection assembly - Google Patents
Insert butt-joint protection assembly Download PDFInfo
- Publication number
- CN221584369U CN221584369U CN202323663355.2U CN202323663355U CN221584369U CN 221584369 U CN221584369 U CN 221584369U CN 202323663355 U CN202323663355 U CN 202323663355U CN 221584369 U CN221584369 U CN 221584369U
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- Prior art keywords
- insert
- sliding block
- along
- lower die
- implant
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- 239000007943 implant Substances 0.000 claims abstract description 68
- 238000002347 injection Methods 0.000 claims abstract description 52
- 239000007924 injection Substances 0.000 claims abstract description 52
- 238000002513 implantation Methods 0.000 claims abstract description 19
- 238000001746 injection moulding Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The application discloses an insert butt protection assembly, which comprises: the lower die assembly is opened and closed with an upper die assembly along the up-down direction; an implantation slider member implanted in the lower die assembly; the injection cavity is formed by surrounding the lower die assembly, the upper die assembly and the implanted sliding block piece after die assembly; a lower die insert in embedded engagement with the lower die assembly; a slider insert in embedded engagement with the implant slider; the end part of the sliding block insert can be abutted against the lower die insert in the injection cavity; the spring piece is used for pushing the sliding block insert to one end far away from the injection cavity along the second direction by an attaching force; the sliding block seat can slide along the second direction and push the sliding block insert to move into the injection cavity along the second direction, so that the end part of the sliding block insert is abutted against the lower die insert, and the spring piece is contracted by attaching force. The end part of the lower die insert can be effectively prevented from being impacted to the sliding block insert to be collided, worn and damaged, and the overall service life of the insert is prolonged.
Description
Technical Field
The application relates to an injection mold, in particular to an insert butt protection assembly.
Background
In the injection mold, conventionally, an upper mold and a lower mold are mutually opened and closed along the up-down direction, an injection cavity is formed after the upper mold and the lower mold are clamped, molten plastic is injected through a glue port and is cooled to form an injection molding product, and in the injection molding process, a plurality of inserts are also required to be matched and correspondingly inserted into the upper mold and the lower mold, and the injection cavity is formed by being defined together with the upper mold and the lower mold. However, in some special product structures, a plurality of inserts need to touch each other to meet the product requirement, however, since most of the inserts have small structures, if the inserts are designed to be in hard contact, collision abrasion and damage are easy to occur.
Therefore, there is a need to develop a new mechanism to solve the above technical problems.
Disclosure of utility model
The application aims to provide an insert butt protection assembly which is used for overcoming the technical problems.
In order to achieve the purpose, the application provides the following technical scheme:
an insert-on-touch protection assembly comprising:
the lower die assembly is opened and closed with an upper die assembly along the up-down direction;
An implantation slider member implanted in the lower die assembly;
The injection cavity is formed by surrounding the lower die assembly, the upper die assembly and the implanted sliding block piece after die assembly;
the lower die insert extends along a first direction and is implanted in a lower die insert groove of the lower die assembly, and the lower die insert can move relative to the lower die assembly along the first direction and one end of the lower die insert protrudes into the injection cavity;
The sliding block insert extends along a second direction and is implanted in a sliding block insert groove of the implanted sliding block insert, and the sliding block insert can move relative to the sliding block insert along the second direction and one end of the sliding block insert protrudes into the injection cavity;
The end part of the sliding block insert can be abutted against the lower die insert in the injection cavity;
The spring piece is used for pushing the sliding block insert to one end far away from the injection cavity along the second direction by an attaching force;
The sliding block seat is arranged at the rear of the sliding block insert, the sliding block seat can slide along the second direction, the sliding block insert is pushed to move into the injection cavity along the second direction, the end part of the sliding block insert is abutted to the lower die insert, and the attaching force of the spring piece is contracted.
Further, the first direction is an up-down direction, and the second direction is a front-back direction perpendicular to the up-down direction.
Further, the implantation slider comprises a functional implant and a limiting implant which are stacked and fixed along the second direction;
the sliding block insert groove is formed on the functional implant in a penetrating manner along the second direction;
The expanding groove is formed at the joint of the functional implant and the limiting implant and is communicated with the slider insert groove;
The limiting cap is formed by one end, far away from the injection cavity, of the sliding block insert along the second direction, is contained in the expanding groove in a limiting manner and can move in a set gap in the expanding groove along the second direction;
The spring piece is implanted in the expanding groove and is positioned between the end surface of the limiting cap facing the injection cavity and the inner wall surface of the expanding groove, and the sliding block insert is pushed to one end far away from the injection cavity along the second direction relative to the functional implant;
The sliding block seat passes through the limit implant and directly or indirectly abuts against the end part of the limit cap.
Further, the implantation slider comprises a functional implant and a limiting implant which are stacked and fixed along the second direction;
the sliding block insert groove is formed on the functional implant in a penetrating manner along the second direction;
The expanding groove is formed at the joint of the functional implant and the limiting implant and is communicated with the slider insert groove;
The limiting cap is formed by one end, far away from the injection cavity, of the sliding block insert along the second direction, is contained in the expanding groove in a limiting manner and can move in a set gap in the expanding groove along the second direction;
One end of the locking screw penetrates through the limiting implant and is locked with the end thread of the limiting cap;
The spring piece is sleeved on the locking screw, is compressed and limited in the inner side surface of the nut of the locking screw and the through hole of the limiting implant, and pushes the locking screw to one end far away from the injection molding cavity along the second direction relative to the limiting implant.
Further, the implantation sliding block piece is implanted in the lower die assembly from the up-down direction,
Locking grooves are concavely formed on the left side and the right side of the limiting implant, and locking columns which can be matched with the locking grooves in a locking mode along a second direction are arranged on the sliding block seat.
Further, the lock catch column can elastically stretch out and draw back relative to the sliding block seat along the left-right direction, the lock catch column is provided with an inclined end face, the sliding block seat moves towards the sliding block piece along the second direction, and the lock catch column slides by being guided by the inclined end face and is locked and fixed with the locking groove.
Further, the end of the slider insert can abut against the side of the lower die insert within the injection cavity.
Compared with the prior art, the application has the beneficial effects that: the end part of the lower die insert can be effectively prevented from being impacted to the sliding block insert to be collided, worn and damaged, and the overall service life of the insert is prolonged.
Drawings
Fig. 1 is a schematic perspective view of the insert abutment protection assembly of the present application assembled into a lower mold shoe, wherein the upper mold assembly is not shown.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a cross-sectional view taken along line A-A of fig. 2.
Fig. 4 is an enlarged view of the structure within the dashed box in fig. 3.
Fig. 5 is a partial perspective view of the insert abutment protection assembly of the present application, showing the injection molded product.
Fig. 6 is a partially exploded perspective view of the insert abutment protection assembly of fig. 5, showing in particular a perspective view of the injection molded product and the lower mold assembly separated from the implant slide, while also showing the terminal assembly for unitary injection molding fixation within the injection molded product.
Fig. 7 is a cross-sectional view of the insert abutment protection assembly of the present application taken from line A-A of fig. 2, shown at a similar angle to fig. 5 and 6, particularly illustrating a state view of the lower mold assembly after separation from the implant slide, and illustrating a state view of the injection molded product when combined with the implant slide.
Fig. 8 is a side view of the cross-sectional view shown in fig. 7.
Fig. 9 is a perspective view of the insert abutment protection assembly of the present application after the slide block is separated from the implant slide block, and shows an injection molded product after injection molding, and also shows a state diagram of the mating of the terminal in the terminal assembly with the lower mold insert and the implant slide block, and a perspective view of the plastic part in the terminal assembly.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
For the sake of accuracy in the description of the present application, all directional references are uniformly made to fig. 1, in which: defining the direction of the X axis as the left-right direction; defining the direction of the Y axis as the up-down direction, and the positive direction of the Y axis as the up direction; the direction in which the Z axis is located is defined as the front-back direction, and the Z axis is forward.
Referring to fig. 1 to 9, an insert butt protection assembly according to the present application is mainly used for being implanted into a lower mold pin 101 and for being matched with an upper mold assembly, so as to perform injection molding to produce an injection molded product 8. The insert butt protection assembly comprises an implantation sliding block piece 2 implanted in the lower die assembly 1; after the mold is closed, the lower mold assembly 1, the upper mold assembly and the implantation slider 2 are jointly enclosed to form an injection cavity (no reference sign is adopted, and the space occupied by an injection product 8 is actually occupied); a lower die insert 3 extending along a first direction and being implanted in a lower die insert groove 30 of the lower die assembly 1, wherein the lower die insert 3 can be driven to move relative to the lower die assembly 1 along the first direction, and one end of the lower die insert 3 protrudes into the injection cavity; the sliding block insert 4 can extend along the second direction and is implanted in the sliding block insert groove 40 of the implanted sliding block 2, and the sliding block insert 4 can move along the second direction relative to the sliding block insert 4 and one end of the sliding block insert 4 protrudes into the injection cavity; the end part of the sliding block insert 4 can be abutted against the lower die insert 3 in the injection cavity, and in the embodiment of the application, the end part of the sliding block insert 4 is abutted against the side surface of the lower die insert 3 in the injection cavity; a spring member 5 for pushing the slider insert 4 in a second direction to an end far from the injection cavity; the sliding block seat 6 is arranged at the rear of the sliding block insert 4, the sliding block seat 6 can slide along the second direction, the sliding block insert 4 is pushed to move into the injection cavity along the second direction, the end part of the sliding block insert 4 is abutted against the lower die insert 3, and the spring piece 5 is contracted by attaching force. In the embodiment of the present application, the first direction is an up-down direction, and the second direction is a front-back direction perpendicular to the up-down direction.
Specifically, the lower mold insert 3 and the implantation slider 2 are mainly used for fixing a terminal assembly 9 integrally injection-molded and integrated in an injection product 8, wherein one end of each metal Pin 91 in the terminal assembly 9 is implanted into the implantation slider 2; the other end of each metal Pin leg 91 in the terminal assembly 9 is implanted into the lower mold insert 3, as shown in particular with reference to fig. 9.
In one embodiment (i.e. the embodiment shown in the drawings of the present specification), the implantation slider 2 comprises a functional implant 21 and a limiting implant 22 stacked and fixed along the second direction; the slider insert groove 40 is formed through the functional implant 21 in the second direction; an expanding groove 401 formed at the junction of the functional implant 21 and the spacing implant 22 and communicating with the slider insert groove 40 (in a specific embodiment, the expanding groove 401 may be formed on the end surface of the functional implant 21 facing the spacing implant 22, or may be formed on the end surface of the spacing implant 22 facing the functional implant 21; furthermore, it may be designed that one half of the expanding groove 401 is formed on the end surface of the functional implant 21 facing the spacing implant 22, and the other half of the expanding groove 401 is formed on the end surface of the spacing implant 22 facing the functional implant 21); the limiting cap 402 is formed at one end, far away from the injection cavity, of the slider insert 4 along the second direction, and the limiting cap 402 is accommodated in the expanding groove 401 in a limiting manner and can move in a set gap in the expanding groove 401 along the second direction; a locking screw 7, one end of which passes through the limit implant 22 and is screwed and locked with the end of the limit cap 402; the spring member 5 is sleeved on the locking screw 7, and is compressed and limited in the through hole of the nut inner side surface of the locking screw 7 and the limiting implant 22, so that the locking screw 7 is pushed to one end far away from the injection cavity along the second direction relative to the limiting implant 22. In a normal state, the end part of the locking screw 7, which is far away from one end of the injection cavity, protrudes out of the surface of the limit implant 22 along the second direction. The slider seat 6 pushes the end part of the locking screw 7 towards one end of the injection molding cavity along the second direction, so that the locking screw 7 moves towards one end of the injection molding cavity until the end part of the locking screw 7 away from one end of the injection molding cavity along the second direction is flush with the surface of the limiting implant 22, and the locking screw 7 further synchronously drives the slider insert 4 to move towards one end of the injection molding cavity, so that the end part of the slider insert 4 is abutted against the lower die insert 3, and in the process, the spring piece 5 is contracted in an attaching mode.
In another embodiment (shown), the implantation slider 2 comprises a functional implant 21 and a limiting implant 22 stacked and fixed along the second direction; the slider insert groove 40 is formed through the functional implant 21 in the second direction; an expanding groove 401 formed at the junction of the functional implant 21 and the spacing implant 22 and communicating with the slider insert groove 40 (in a specific embodiment, the expanding groove 401 may be formed on the end surface of the functional implant 21 facing the spacing implant 22, or may be formed on the end surface of the spacing implant 22 facing the functional implant 21; furthermore, it may be designed that one half of the expanding groove 401 is formed on the end surface of the functional implant 21 facing the spacing implant 22, and the other half of the expanding groove 401 is formed on the end surface of the spacing implant 22 facing the functional implant 21); the limiting cap 402 is formed at one end, far away from the injection cavity, of the slider insert 4 along the second direction, and the limiting cap 402 is accommodated in the expanding groove 401 in a limiting manner and can move in a set gap in the expanding groove 401 along the second direction; the spring element 5 is implanted in the expanding slot 401 and is located between the end surface of the limiting cap 402 facing the injection cavity and the inner wall surface of the expanding slot 401 (the position B is shown in fig. 4, and the gap in the position B is released and enlarged to accommodate the spring element 5 if the embodiment is adopted, so that the slider insert 4 is pushed toward the end far from the injection cavity along the second direction relative to the functional implant 21; the slider seat 6 directly or indirectly abuts against the end portion of the limiting cap 402 through the limiting implant 22 (may directly contact and abut against the end portion of the limiting cap, or may abut against the end portion through an excessive piece, for example, an excessive bolt, etc.), so as to directly drive the slider insert 4 to move toward one end of the injection cavity, thereby realizing that the end portion of the slider insert 4 abuts against the lower mold insert 3, and in this process, the spring 5 is retracted by an attaching force.
In the present application, the implanting slider 2 is implanted into the lower module 1 from top to bottom, locking grooves 221 are concavely formed on the left and right sides of the limiting implant 22, and locking posts 61 capable of locking and matching with the locking grooves 221 along the second direction are mounted on the slider seat 6. In a preferred embodiment, the locking post 61 can elastically stretch and retract relative to the slider seat 6 along the left-right direction, the locking post 61 is formed with an inclined end surface 601, the slider seat 6 moves towards the slider 2 along the second direction, and the locking post 61 is guided to slide by the inclined end surface 601 and locked and fixed with the locking groove 221.
The application realizes the interference with the lower die insert 3 by arranging the sliding block insert 4 capable of driving and stretching, and in the actual action process, the lower die insert 3 is firstly moved to a designated position along the first direction, and then the sliding block insert 4 is driven to move along the second direction until the sliding block insert 4 is in interference with the side surface of the lower die insert 3. The design can avoid collision, abrasion and damage caused by the impact of the end part of the lower die insert 3 on the sliding block insert 4 in the process that the lower die insert 3 moves to a designated position along the first direction. The overall service life of the insert is prolonged.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An insert bump protection assembly, comprising:
the lower die assembly is opened and closed with an upper die assembly along the up-down direction;
An implantation slider member implanted in the lower die assembly;
The injection cavity is formed by surrounding the lower die assembly, the upper die assembly and the implanted sliding block piece after die assembly;
the lower die insert extends along a first direction and is implanted in a lower die insert groove of the lower die assembly, and the lower die insert can move relative to the lower die assembly along the first direction and one end of the lower die insert protrudes into the injection cavity;
The sliding block insert extends along a second direction and is implanted in a sliding block insert groove of the implanted sliding block insert, and the sliding block insert can move relative to the sliding block insert along the second direction and one end of the sliding block insert protrudes into the injection cavity;
The end part of the sliding block insert can be abutted against the lower die insert in the injection cavity;
The spring piece is used for pushing the sliding block insert to one end far away from the injection cavity along the second direction by an attaching force;
The sliding block seat is arranged at the rear of the sliding block insert, the sliding block seat can slide along the second direction, the sliding block insert is pushed to move into the injection cavity along the second direction, the end part of the sliding block insert is abutted to the lower die insert, and the attaching force of the spring piece is contracted.
2. The insert abutment protection assembly of claim 1, wherein: the first direction is an up-down direction, and the second direction is a front-back direction perpendicular to the up-down direction.
3. The insert abutment protection assembly of claim 1 or 2, wherein: the implantation sliding block piece comprises a functional implantation piece and a limiting implantation piece which are stacked and fixed along the second direction;
the sliding block insert groove is formed on the functional implant in a penetrating manner along the second direction;
The expanding groove is formed at the joint of the functional implant and the limiting implant and is communicated with the slider insert groove;
The limiting cap is formed by one end, far away from the injection cavity, of the sliding block insert along the second direction, is contained in the expanding groove in a limiting manner and can move in a set gap in the expanding groove along the second direction;
The spring piece is implanted in the expanding groove and is positioned between the end surface of the limiting cap facing the injection cavity and the inner wall surface of the expanding groove, and the sliding block insert is pushed to one end far away from the injection cavity along the second direction relative to the functional implant;
The sliding block seat passes through the limit implant and directly or indirectly abuts against the end part of the limit cap.
4. The insert abutment protection assembly of claim 1 or 2, wherein: the implantation sliding block piece comprises a functional implantation piece and a limiting implantation piece which are stacked and fixed along the second direction;
the sliding block insert groove is formed on the functional implant in a penetrating manner along the second direction;
The expanding groove is formed at the joint of the functional implant and the limiting implant and is communicated with the slider insert groove;
The limiting cap is formed by one end, far away from the injection cavity, of the sliding block insert along the second direction, is contained in the expanding groove in a limiting manner and can move in a set gap in the expanding groove along the second direction;
One end of the locking screw penetrates through the limiting implant and is locked with the end thread of the limiting cap;
The spring piece is sleeved on the locking screw, is compressed and limited in the inner side surface of the nut of the locking screw and the through hole of the limiting implant, and pushes the locking screw to one end far away from the injection molding cavity along the second direction relative to the limiting implant.
5. An insert abutment protection assembly according to claim 3, wherein:
The implantation sliding block piece is implanted in the lower die assembly from the up-down direction,
Locking grooves are concavely formed on the left side and the right side of the limiting implant, and locking columns which can be matched with the locking grooves in a locking mode along a second direction are arranged on the sliding block seat.
6. The insert abutment protection assembly of claim 5, wherein: the locking post can elastically stretch and retract relative to the sliding block seat along the left-right direction, the locking post is provided with an inclined end face, the sliding block seat moves towards the sliding block piece along the second direction, and the locking post slides by being guided by the inclined end face and is locked and fixed with the locking groove.
7. The insert abutment protection assembly of claim 1, wherein: the end part of the sliding block insert can be abutted against the side surface of the lower die insert in the injection cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323663355.2U CN221584369U (en) | 2023-12-31 | 2023-12-31 | Insert butt-joint protection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323663355.2U CN221584369U (en) | 2023-12-31 | 2023-12-31 | Insert butt-joint protection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221584369U true CN221584369U (en) | 2024-08-23 |
Family
ID=92403111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323663355.2U Active CN221584369U (en) | 2023-12-31 | 2023-12-31 | Insert butt-joint protection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221584369U (en) |
-
2023
- 2023-12-31 CN CN202323663355.2U patent/CN221584369U/en active Active
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