CN217553025U - Injection mold autogenous cutting runner mechanism - Google Patents
Injection mold autogenous cutting runner mechanism Download PDFInfo
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- CN217553025U CN217553025U CN202221360443.8U CN202221360443U CN217553025U CN 217553025 U CN217553025 U CN 217553025U CN 202221360443 U CN202221360443 U CN 202221360443U CN 217553025 U CN217553025 U CN 217553025U
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- injection mold
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Abstract
The utility model discloses an injection mold autogenous cutting runner mechanism, the injection mold comprises an upper template, a lower template and a side core-pulling mechanism, the side core-pulling mechanism comprises a side core-pulling slider which is connected with the bottom of the upper template in a sliding way, and a runner is arranged in the upper template; from cutting runner mechanism is including setting up the mounting groove in the cope match-plate pattern, it is connected with the gear to rotate through the pivot in the mounting groove, the top of the slider of loosing core of side is equipped with the first rack with gear engaged with, be equipped with in the cope match-plate pattern and be linked together the smooth chamber of level with the mounting groove, sliding connection has the slide bar in the smooth chamber of level, the bottom of slide bar is equipped with the second rack with gear engaged with, still be equipped with the cutter groove in the cope match-plate pattern, cutter groove intercommunication is between runner and the smooth chamber of level, be equipped with the cutter in the cutter groove, the one end of cutter extends to in the smooth chamber of level with slide bar fixed connection. The utility model relates to an injection mold autogenous cutting runner mechanism, its is rational in infrastructure, has saved the process of subsequent artifical shearing runner, has improved production efficiency, has alleviateed intensity of labour simultaneously.
Description
Technical Field
The utility model relates to an injection mold autogenous cutting runner mechanism.
Background
The modern injection molding production process has higher and higher requirements on production efficiency and product appearance, namely, the production efficiency is improved and the requirement on product appearance quality is ensured. In the in-process of moulding plastics, need control the volume of injecting into the material at every turn, in addition, the product all carries out the demolding simultaneously with the runner usually, and the runner that persists on with the product through subsequent cutting process is amputated again, has so both increased the cost, has reduced work efficiency again, and simultaneously, subsequent cutting work can cause the deformation of product or even damage to influence product quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold autogenous cutting runner mechanism, its is rational in infrastructure, has saved the process of subsequent artifical shear gate, has improved production efficiency, has alleviateed intensity of labour simultaneously.
In order to achieve the purpose, the technical scheme of the utility model is to design an injection mold autogenous cutting sprue mechanism, the injection mold comprises an upper mold plate, a lower mold plate and a side core-pulling mechanism, the side core-pulling mechanism comprises a side core-pulling slider and a driving piece for driving the side core-pulling slider to move, the side core-pulling slider is connected to the bottom of the upper mold plate in a sliding manner, the side core-pulling slider, the upper mold plate and the lower mold plate jointly enclose a cavity for forming a product, a runner is arranged in the upper mold plate, and one end of the runner is communicated with the cavity; from cutting runner mechanism is including setting up the mounting groove in the cope match-plate pattern, and this mounting groove is located the top of the side slider of loosing core, and this mounting groove link up the bottom of cope match-plate pattern, rotate through the pivot in the mounting groove and be connected with the gear, the top of the side slider of loosing core is equipped with the first rack with gear engaged with, be equipped with the smooth chamber of level that is located the mounting groove top in the cope match-plate pattern, this smooth chamber of level is linked together with the mounting groove, and sliding connection has the slide bar in this smooth chamber of level, and the bottom of this slide bar is equipped with the second rack with gear engaged with, still be equipped with the cutter groove in the cope match-plate pattern, this cutter groove intercommunication is between runner and the smooth chamber of level, and is equipped with the cutter in this cutter groove, and the one end of this cutter extends to smooth chamber of level in with slide bar fixed connection.
Preferably, the injection mold further comprises a top plate and a bottom plate, the top plate is fixed to the top of the upper mold plate, and the bottom plate is fixed to the bottom of the lower mold plate.
Preferably, a sprue bush is arranged in the top plate, and one end, far away from the cavity, of the runner is communicated with an inner cavity of the sprue bush.
Preferably, the driving member is mounted on the side portion of the upper mold plate through a fixing plate, a power output end of the driving member is connected with a push-pull plate, and the push-pull plate is fixedly connected with the side core-pulling slider through a connecting rod.
Preferably, the driving member is an oil cylinder.
Preferably, the bottom of the upper die plate is provided with a slide rail, and the side core-pulling slide block is connected with the slide rail in a sliding manner through a slide groove. Through adopting above-mentioned scheme to realize the sliding connection between side slider of loosing core and the cope match-plate pattern.
Preferably, the bottom of the upper template is provided with a positioning column, and the top of the lower template is provided with a positioning hole for inserting the positioning column. By adopting the scheme, the buckling positions of the upper template and the lower template can be avoided from being staggered, so that the product quality is improved.
The utility model has the advantages and the beneficial effects that: the utility model provides an injection mold autogenous cutting runner mechanism, its is rational in infrastructure, has saved subsequent manual work and has sheared the process of runner, has improved production efficiency, has alleviateed intensity of labour simultaneously.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is an enlarged view at B in fig. 1.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1, 2 and 3, an injection mold self-cutting gate mechanism includes an upper mold plate 1, a lower mold plate 2 and a side core-pulling mechanism, the side core-pulling mechanism includes a side core-pulling slider 3 and a driving member 4 for driving the side core-pulling slider 3 to move, the side core-pulling slider 3 is slidably connected to the bottom of the upper mold plate 1, the side core-pulling slider 3, the upper mold plate 1 and the lower mold plate 2 together define a cavity for molding a product 50, a runner 5 is arranged in the upper mold plate 1, and one end of the runner 5 is communicated with the cavity; from cutting runner mechanism is including setting up mounting groove 6 in cope match-plate pattern 1, and this mounting groove 6 is located the top of the slider 3 of loosing core of side, and this mounting groove 6 link up the bottom of cope match-plate pattern 1, rotate through the pivot in the mounting groove 6 and be connected with gear 7, the top of the slider 3 of loosing core of side is equipped with the first rack 8 with gear 7 engaged with, be equipped with the horizontal sliding chamber 9 that is located the mounting groove 6 top in the cope match-plate pattern 1, this horizontal sliding chamber 9 is linked together with mounting groove 6, and sliding connection has slide bar 10 in this horizontal sliding chamber 9, and the bottom of this slide bar 10 is equipped with the second rack 11 with gear 7 engaged with, still be equipped with cutter groove 12 in the cope match-plate pattern 1, this cutter groove 12 intercommunication is between runner 5 and horizontal sliding chamber 9, and is equipped with cutter 13 in this cutter groove 12, and the one end of this cutter 13 extends to in horizontal sliding chamber 9 with slide bar 10 fixed connection.
Further, the injection mold further comprises a top plate 14 and a bottom plate 15, wherein the top plate 14 is fixed to the top of the upper mold plate 1, and the bottom plate 15 is fixed to the bottom of the lower mold plate 2.
Further, a sprue bush 16 is arranged in the top plate 14, and one end of the runner 5, which is far away from the cavity, is communicated with an inner cavity of the sprue bush 16.
Further, the driving member 4 is mounted on the side portion of the upper mold plate 1 through a fixing plate 17, a push-pull plate 18 is connected to a power output end of the driving member 4, and the push-pull plate 18 is fixedly connected to the side core-pulling slider 3 through a connecting rod 19.
Further, the driving member 4 is an oil cylinder.
Further, the bottom of the upper die plate 1 is provided with a slide rail, and the side core-pulling slide block 3 is connected with the slide rail in a sliding manner through a sliding groove.
Furthermore, the bottom of the upper template 1 is provided with a positioning column 20, and the top of the lower template 2 is provided with a positioning hole 21 for inserting the positioning column 20.
The utility model relates to an injection mold autogenous cutting runner mechanism's theory of operation does: when the injection mold is closed, the side core-pulling slide block 3, the upper template 1 and the lower template 2 are closed to form a cavity. Molten plastic material is injected into the mold cavity through the runner sprue bushing and the runner to form a product 50. When the injection mold is opened, the output shaft of the starting oil cylinder extends out to drive the side core-pulling sliding block 3 to retreat for a certain distance, the sliding rod 10 is driven to move through the matching among the first rack 8, the gear 7 and the second rack 11 in the process of retreating the side core-pulling sliding block 3, and the sliding rod 10 drives the cutter 13 to extend into the flow channel 5 to cut the injection molding raw material. When the injection mold is closed again, the output shaft of the oil cylinder is started to retract so that the side core-pulling slide block 3 moves forwards to a working position, the slide rod 10 is driven to move through the matching among the first rack 8, the gear 7 and the second rack 11 in the forward moving process of the side core-pulling slide block 3, and the slide rod 10 drives the cutter 13 to withdraw from the runner 5 so as to avoid influencing the injection of the plastic raw materials.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides an injection mold is from cutting runner mechanism, injection mold includes cope match-plate pattern, lower bolster and side core pulling mechanism, the side core pulling mechanism is including the side slider of loosing core to and be used for the driving piece that the side slider of loosing core removed, the side slider of loosing core sliding connection is in the bottom of cope match-plate pattern, and the side slider of loosing core, cope match-plate pattern and lower bolster enclose jointly and be used for the die cavity of shaping product, be equipped with the runner in the cope match-plate pattern, the one end and the die cavity of this runner are linked together, its characterized in that, from cutting runner mechanism is including setting up the mounting groove in the cope match-plate pattern, and this mounting groove is located the top of the side slider of loosing core, and this mounting groove link up the bottom of cope match-plate pattern through the pivot rotation and is connected with the gear, the top of the side slider of loosing core is equipped with the first rack with gear engagement, be equipped with the horizontal sliding chamber that is located the mounting groove top in the cope match-plate pattern, this horizontal sliding chamber is linked together, and sliding connection has the slide bar in this horizontal sliding chamber, the bottom of this slide bar is equipped with the cutter groove, still be equipped with the cutter groove in the fixed connection to the horizontal cutter.
2. The gate self-cutting mechanism of the injection mold according to claim 1, wherein the injection mold further comprises a top plate and a bottom plate, the top plate is fixed on the top of the upper mold plate, and the bottom plate is fixed on the bottom of the lower mold plate.
3. The gate self-cutting mechanism of an injection mold according to claim 2, wherein a gate sleeve is arranged in the top plate, and one end of the runner away from the cavity is communicated with an inner cavity of the gate sleeve.
4. An injection mold gate self-cutting mechanism as claimed in claim 3, wherein the driving member is mounted on the side of the upper mold plate through a fixing plate, and a push-pull plate is connected to the power output end of the driving member and is fixedly connected to the side core-pulling slider through a connecting rod.
5. An injection mold gate mechanism as claimed in claim 4, wherein the drive member is a cylinder.
6. An injection mold gate self-cutting mechanism as claimed in claim 5, wherein the bottom of the upper mold plate is provided with a slide rail, and the side core-pulling slider is slidably connected with the slide rail through a sliding groove.
7. The gate mechanism of claim 6, wherein the top of the upper mold plate has positioning posts, and the bottom of the lower mold plate has positioning holes for the positioning posts to insert into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221360443.8U CN217553025U (en) | 2022-06-02 | 2022-06-02 | Injection mold autogenous cutting runner mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221360443.8U CN217553025U (en) | 2022-06-02 | 2022-06-02 | Injection mold autogenous cutting runner mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217553025U true CN217553025U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221360443.8U Active CN217553025U (en) | 2022-06-02 | 2022-06-02 | Injection mold autogenous cutting runner mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118024516A (en) * | 2024-04-11 | 2024-05-14 | 深圳市韦宏达科技有限公司 | Forming die for injection molding part |
-
2022
- 2022-06-02 CN CN202221360443.8U patent/CN217553025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118024516A (en) * | 2024-04-11 | 2024-05-14 | 深圳市韦宏达科技有限公司 | Forming die for injection molding part |
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