CN211917605U - In-mold internal cutting device - Google Patents
In-mold internal cutting device Download PDFInfo
- Publication number
- CN211917605U CN211917605U CN201922317074.9U CN201922317074U CN211917605U CN 211917605 U CN211917605 U CN 211917605U CN 201922317074 U CN201922317074 U CN 201922317074U CN 211917605 U CN211917605 U CN 211917605U
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- wall
- block
- cutting
- rod
- cutting device
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Abstract
The utility model discloses an in-mold internally cutting device in the technical field of molds, which comprises a lower mold, wherein the outer wall of the top of the lower mold is provided with an upper mold, the outer wall of the center of the top of the upper mold is provided with a sprue, the inner walls of the left side and the right side of the top of the upper mold are both provided with mounting grooves, the inner walls of the top of the mounting grooves are in sliding connection with cutting blocks, the outer walls of the left side and the right side of the bottom of the upper mold are both provided with jacks, the outer walls of the left side and the right side of the top of the lower mold are both provided with insertion rods, the top ends of the insertion rods penetrate through the jacks, one ends of the cutting blocks, which are close to the insertion rods, extend into inner cavities of the jacks, the outer walls of the front side and the rear side of the insertion rods are both provided with, therefore, the product sprue part is processed in the mold opening process, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of mold, specifically be an interior cutting device in mould.
Background
When a product is produced by using an injection mold, a raw material needs to be injected into the injection mold from a pouring gate for cooling and forming, the pouring gate part of the product needs to be treated after the product is formed, the product is generally cut off through follow-up work after being taken out, however, the work flow is increased, the processing efficiency of the product is low, and therefore, an in-mold internally-cutting device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interior cutting device in mould to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an interior cutting device in mould, includes the lower mould, lower mould top outer wall is provided with the mould, it has seted up the runner to go up mould top central authorities outer wall, it has all seted up the mounting groove to go up mould top left and right sides inner wall, mounting groove top inner wall and cutting block sliding connection, it is two sets of the cutting block is located the left and right sides of runner respectively, it has all seted up the jack to go up mould bottom left and right sides outer wall, lower mould top left and right sides outer wall all is provided with the inserted bar, the inserted bar top runs through the jack, and the transversal ellipse that personally submits of inserted bar, the one end that the cutting block is close to the inserted bar extends to the inner chamber of jack, the fixed slot has all been seted up to the both sides outer wall.
Preferably, the outer wall of the top of the cutting block is provided with a guide block, the inner wall of the top of the mounting groove is provided with a guide groove, the top end of the guide block is inserted into the inner cavity of the guide groove, and a reset spring is arranged between the outer wall of one side, close to each other, of the two groups of guide blocks and the inner wall of one side, close to each other, of the two groups of guide grooves.
Preferably, the outer wall of the bottom of the guide block is provided with a threaded hole, the outer wall of the bottom of the cutting block is in threaded connection with a bolt, and the top end of the bolt extends into an inner cavity of the threaded hole.
Preferably, the outer walls of the front side and the rear side of the inserted rod are provided with limit rods, the outer wall of one side, close to each other, of each limit rod is in sliding connection with the outer walls of the front side and the rear side of the inserted rod respectively, the outer wall of the top of the fixing block is provided with a limit groove, the bottom end of each limit rod is inserted into an inner cavity of the corresponding limit groove, and the top ends of the two sets of limit rods are fixedly connected with the pull.
Preferably, the width of the vertical section of the cutting block is gradually reduced from outside to inside, and the width of the cross section of the cutting block is larger than that of the cross section of the sprue.
Preferably, the distance between the outer walls of the front side and the rear side of the inserted rod is larger than the distance between the outer walls of the left side and the right side of the inserted rod, and the volume of the top end of the inserted rod is smaller than the volume of the bottom end of the inserted rod.
Compared with the prior art, the beneficial effects of the utility model are that: the inserted bar is rotated in the device, so that the fixed block is moved out from the inner cavity of the fixed groove, the upper die is disconnected with the lower die, the inserted bar rotates, the cut block is moved inwards under the sprue, the product and the sprue part are cut off, the sprue part of the product is processed in the die sinking process, the product does not need to be taken down and then processed, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left view structural intention of the fixing block and the insertion rod of the present invention;
fig. 3 is an enlarged schematic view of the structure a of the present invention.
In the figure: 1. a lower die; 2. an upper die; 3. a gate; 4. mounting grooves; 5. cutting into blocks; 6. inserting a rod; 7. a jack; 8. a fixed block; 9. fixing grooves; 10. a return spring; 11. a guide block; 12. a bolt; 13. a threaded hole; 14. a limiting rod; 15. a pull rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a technical scheme: an in-mold inscribing device, please refer to fig. 1, including lower mould 1;
referring to fig. 1, an upper die 2 is arranged on the outer wall of the top of a lower die 1, a gate 3 is arranged on the outer wall of the center of the top of the upper die 2, raw materials are injected into an inner cavity between the upper die 2 and the lower die 1 from the gate 3 for cooling and forming, and the upper die 2 and the lower die 1 form an injection mold which is an existing device;
referring to fig. 1, the inner walls of the left and right sides of the top of the upper die 2 are both provided with mounting grooves 4, the inner walls of the top of the mounting grooves 4 are slidably connected with cutting blocks 5, the cutting blocks 5 can move left and right in the inner cavity of the mounting grooves 4, the two groups of cutting blocks 5 are respectively positioned on the left and right sides of the gate 3, and the two groups of cutting blocks 5 move inwards to the right below the gate 3 to cut off the gate part of the product;
referring to fig. 1 and 2, the outer walls of the left and right sides of the bottom of the upper die 2 are respectively provided with a jack 7, the outer walls of the left and right sides of the top of the lower die 1 are respectively provided with an insert rod 6, the insert rod 6 is rotatably connected with the lower die 1 so that the insert rod 6 can rotate above the lower die 1, the top end of the insert rod 6 penetrates through the jack 7, the cross section of the insert rod 6 is oval, one end of the cutting block 5, which is close to the insert rod 6, extends into the inner cavity of the jack 7, the cutting block 5 is attached to the outer wall of the insert rod 6, the outer walls of the front and the rear sides of the insert rod 6 are respectively provided with a fixing groove 9, the inner cavity of the fixing groove 9 is inserted with a fixing block 8, the outer wall of the bottom of the fixing block 8 is fixedly connected with the outer wall of the top of the upper die 2, the upper die 2 is connected with the lower die 1, the cutting block 5 is moved to the lower part of the sprue 3 and is used for cutting off the sprue part of the product, so that the sprue part of the product is processed in the process of die sinking, the product does not need to be taken down and then processed, the working efficiency is improved, and a positioning mechanism (which is a structure of the injection die) is arranged between the upper die 2 and the lower die 1 and is used for preventing the upper die 2 and the lower die 1 from being staggered;
referring to fig. 1 and 3, the outer wall of the top of the cutting block 5 is provided with a guide block 11, the inner wall of the top of the mounting groove 4 is provided with a guide groove, the top end of the guide block 11 is inserted into the inner cavity of the guide groove, the guide block 11 can only move left and right in the inner cavity of the guide groove, a reset spring 10 is arranged between the outer wall of one side, close to each other, of the two groups of guide blocks 11 and the inner wall of one side, close to each other, of the two groups of guide grooves, the reset spring 10 is fixedly connected with the inner wall of the guide groove and the outer wall of the guide block 11, the reset spring 10 is used for driving the guide block 11 to automatically reset the cutting block 5, the cutting block 5 cannot automatically move, the cutting block 5 is completely attached to the mounting groove 4, the guide block 11 and the guide groove are shielded;
referring to fig. 3, a threaded hole 13 is formed in the outer wall of the bottom of the guide block 11, a bolt 12 is screwed on the outer wall of the bottom of the cutting block 5, the top end of the bolt 12 extends into the inner cavity of the threaded hole 13, the bolt 12 is screwed, the bolt 12 is moved out of the inner cavity of the threaded hole 13, the guide block 11 is disconnected from the cutting block 5, and the cutting block 5 can be detached;
referring to fig. 1 and 2, the outer walls of the front side and the rear side of the inserted link 6 are provided with limit rods 14, the outer wall of one side, close to each other, of each of the two sets of limit rods 14 is slidably connected with the outer walls of the front side and the rear side of the inserted link 6, the limit rods 14 can move upwards or downwards on the outer wall of the inserted link 6, the outer wall of the top of the fixing block 8 is provided with limit grooves, the inserted link 6 is fixed, the inserted link 6 cannot automatically rotate, the upper die 2 and the lower die 1 are stably connected, the bottom ends of the limit rods 14 are inserted into the inner cavities of the limit grooves, the top ends of the two sets of limit rods 14 are fixedly connected with the pull rods 15, the pull rods 15 are pulled upwards, the two sets of limit;
referring to fig. 1, the width of the vertical section of the cutting block 5 is gradually reduced from outside to inside, so that the cutting block 5 can conveniently cut the product and the gate part, the use effect of the cutting block 5 is ensured, and the width of the cross section of the cutting block 5 is greater than that of the cross section of the gate 3, so that the cutting block 5 moves inwards, the product and the gate part can be completely cut into two parts, the situation that a part of the area is not cut and needs to be reprocessed is avoided, and the use effect of the device is ensured;
referring to fig. 1 and 2, the distance between the outer walls of the front and rear sides of the insert rod 6 is greater than the distance between the outer walls of the left and right sides, so that the insert rod 6 rotates, when the fixing block 8 is moved out of the inner cavity of the fixing groove 9, the insert rod 6 can push the cutting block 5 inwards, the volume of the top end of the insert rod 6 is smaller than that of the bottom end, and when the upper die 2 needs to be connected with the lower die 1, the top end of the rotated insert rod 6 can pass through the insertion hole 7 without being blocked by the cutting block 5.
The working principle is as follows: injecting the raw materials into the inner cavities of the upper die 2 and the lower die 1 from the pouring gate 3, after the product is cooled and formed, rotating the insert rod 6 to enable the fixing block 8 to move out of the inner cavity of the fixing groove 9, enabling the upper die 2 and the lower die 1 to be disconnected, enabling the insert rod 6 to rotate, pushing the cutting blocks 5 inwards, enabling the two groups of cutting blocks 5 to move to the position right below the pouring gate 3, cutting off the product and the pouring gate part, upwards taking the upper die 2 down from the upper side of the lower die 1, taking the product out again, and completing the injection molding work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an interior cutting device in mould, includes lower mould (1), its characterized in that: the outer wall of the top of the lower die (1) is provided with an upper die (2), the outer wall of the center of the top of the upper die (2) is provided with a sprue (3), the inner walls of the left side and the right side of the top of the upper die (2) are respectively provided with a mounting groove (4), the inner walls of the top of the mounting grooves (4) are in sliding connection with the cutting blocks (5), two groups of cutting blocks (5) are respectively positioned on the left side and the right side of the sprue (3), the outer walls of the left side and the right side of the bottom of the upper die (2) are respectively provided with a jack (7), the outer walls of the left side and the right side of the top of the lower die (1) are respectively provided with an inserted bar (6), the top end of each inserted bar (6) penetrates through the jack (7), the cross section of each inserted bar (6) is oval, one end of each cutting block (5), which is close, the outer wall of the bottom of the fixing block (8) is fixedly connected with the outer wall of the top of the upper die (2).
2. The in-mold inside cutting device according to claim 1, wherein: the outer wall of the top of the cutting block (5) is provided with a guide block (11), the inner wall of the top of the mounting groove (4) is provided with a guide groove, the top end of the guide block (11) is inserted into the inner cavity of the guide groove, and a reset spring (10) is arranged between the outer wall of one side, close to each other, of the two groups of guide blocks (11) and the inner wall of one side, close to each other, of the two groups of guide grooves.
3. The in-mold inside cutting device according to claim 2, wherein: threaded holes (13) are formed in the outer wall of the bottom of the guide block (11), bolts (12) are connected to the outer wall of the bottom of the cutting block (5) in a threaded mode, and the top ends of the bolts (12) extend into the inner cavity of the threaded holes (13).
4. The in-mold inside cutting device according to claim 1, wherein: the outer wall of the front side and the rear side of the inserted bar (6) are respectively provided with a limiting rod (14), the outer wall of one side, close to each other, of each limiting rod (14) is in sliding connection with the outer wall of the front side and the rear side of the inserted bar (6), the outer wall of the top of the fixing block (8) is provided with a limiting groove, the bottom of each limiting rod (14) is inserted into an inner cavity of the corresponding limiting groove, and the top ends of the two limiting rods (14) are fixedly connected with the pull rod (15).
5. The in-mold inside cutting device according to claim 1, wherein: the width of the vertical section of the cutting block (5) is gradually reduced from outside to inside, and the width of the cross section of the cutting block (5) is larger than that of the cross section of the sprue (3).
6. The in-mold inside cutting device according to claim 1, wherein: the distance between the outer walls of the front side and the rear side of the inserted rod (6) is larger than the distance between the outer walls of the left side and the right side of the inserted rod, and the volume of the top end of the inserted rod (6) is smaller than that of the bottom end of the inserted rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317074.9U CN211917605U (en) | 2019-12-21 | 2019-12-21 | In-mold internal cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317074.9U CN211917605U (en) | 2019-12-21 | 2019-12-21 | In-mold internal cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211917605U true CN211917605U (en) | 2020-11-13 |
Family
ID=73323934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922317074.9U Expired - Fee Related CN211917605U (en) | 2019-12-21 | 2019-12-21 | In-mold internal cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211917605U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146969A (en) * | 2021-02-22 | 2021-07-23 | 佛山市顺德区志旺机械设备有限公司 | Shell injection mold for lighter production and injection molding method thereof |
| CN113601802A (en) * | 2021-09-02 | 2021-11-05 | 高岩 | Bottle cap production system for shearing injection molding pouring gate |
| CN117162410A (en) * | 2023-11-03 | 2023-12-05 | 南通振群电子有限公司 | High temperature resistant IMD plastic panel forming die |
-
2019
- 2019-12-21 CN CN201922317074.9U patent/CN211917605U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146969A (en) * | 2021-02-22 | 2021-07-23 | 佛山市顺德区志旺机械设备有限公司 | Shell injection mold for lighter production and injection molding method thereof |
| CN113601802A (en) * | 2021-09-02 | 2021-11-05 | 高岩 | Bottle cap production system for shearing injection molding pouring gate |
| CN117162410A (en) * | 2023-11-03 | 2023-12-05 | 南通振群电子有限公司 | High temperature resistant IMD plastic panel forming die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 Termination date: 20211221 |