CN217434929U - Auxiliary ejection mechanism of injection mold - Google Patents
Auxiliary ejection mechanism of injection mold Download PDFInfo
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- CN217434929U CN217434929U CN202220143031.2U CN202220143031U CN217434929U CN 217434929 U CN217434929 U CN 217434929U CN 202220143031 U CN202220143031 U CN 202220143031U CN 217434929 U CN217434929 U CN 217434929U
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- injection mold
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Abstract
The utility model discloses an ejection mechanism is assisted to injection mold, including base plate and bed die, the up end of base plate passes through electric telescopic handle fixedly connected with and goes up the mould, mounting panel fixedly connected with sleeve is passed through to the inner chamber wall of bed die, the right side wall of going up the mould is fixedly connected with left rack and right rack respectively, the symmetrical fixedly connected with flange of right side wall of bed die, the preceding terminal surface of flange runs through sliding connection and has the traveller, the traveller is close to the one end and the sliding plate fixed connection of cam plate, the one end that the sliding plate was kept away from to the traveller passes through the even fixedly connected with rubber ball of mounting panel, the outer wall registrate of traveller has the spacing spring, the utility model relates to an injection mold ejection mechanism technical field. This ejection mechanism is assisted to injection mold has solved current injection mold ejection mechanism and has appeared moulding plastics the condition that the finished product adhesion was tighter card at the mould inner chamber when ejecting easily to cause the problem of ejecting drawing of patterns failure.
Description
Technical Field
The utility model relates to an injection mold ejection mechanism technical field specifically is an injection mold assists ejection mechanism.
Background
Injection molds are tools used in the plastic processing industry and in plastic molding machines to impart a complete configuration and precise dimensions to plastic articles. Because of the variety and processing method of plastics, and the structure of plastic molding machines and plastic products are various, the variety and structure of plastic molds are also various, and in the injection mold, the deep part of the mold part needs to be demolded by using an auxiliary ejection mechanism.
The existing injection mold ejection mechanism is easy to cause the condition that an injection molding finished product is adhered and tightly clamped in an inner cavity of a mold when being ejected, thereby causing the phenomenon of ejection and demolding failure and reducing the working efficiency of demolding of the injection molding finished product.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an ejection mechanism is assisted to injection mold has solved current injection mold ejection mechanism and has appeared moulding plastics the condition of finished product adhesion tighter card at the mold cavity easily when ejecting to cause the problem of ejecting drawing of patterns failure.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an auxiliary ejection mechanism of an injection mold comprises a base plate and a lower mold, wherein the upper end surface of the base plate is fixedly connected with an upper mold through an electric telescopic rod, the inner cavity wall of the lower mold is fixedly connected with a sleeve through a mounting plate, the inner cavity bottom of the sleeve is fixedly connected with a sleeve column through a supporting spring, the upper end surface of the sleeve column is fixedly connected with a bottom plate, the front end surface of the lower mold is provided with an ejection mechanism, the right side wall of the lower mold is rotatably connected with a cam plate through a rotating shaft, the right side wall of the lower mold is symmetrically and slidably connected with a sliding plate, one end of the rotating shaft penetrating through the right side wall of the cam plate is fixedly connected with a pinion, the right side wall of the upper mold is respectively and fixedly connected with a left rack and a right rack, the right side wall of the lower mold is symmetrically and fixedly connected with a convex plate, the front end surface of the convex plate is penetrated and slidably connected with a sliding column, one end of the sliding column, which is close to the cam plate, is fixedly connected with the sliding plate, the end of the sliding column, far away from the sliding plate, is uniformly and fixedly connected with a rubber ball through a mounting plate, and the outer wall of the sliding column is sleeved with a limiting spring.
Preferably, the socle is connected with the inner chamber wall sliding of sleeve, the inside wall fixed connection of the one end flange of spacing spring, the other end and the traveller fixed connection of spacing spring, left side rack and right rack all mesh with the pinion mutually.
Preferably, the ejection mechanism comprises a support plate, a transmission shaft, a main gear, a first connecting rod, a second connecting rod, a top plate, an installation block, a spring telescopic rod, a vertical rack, an inclined block, a trapezoidal plate and a torsion spring, and the support plate is fixedly connected to the lower end face of the lower die.
Preferably, the preceding terminal surface of backup pad rotates through the transmission shaft and is connected with the master gear, the rear end face fixedly connected with first connecting rod of transmission shaft, the one end that the transmission shaft was kept away from to first connecting rod rotates and is connected with the second connecting rod, the up end of second connecting rod rotates and is connected with the roof, the inner chamber wall sliding connection of roof and bed die.
Preferably, the front end face of the upper die 1 is fixedly connected with a spring telescopic rod through a mounting block, the left end of the spring telescopic rod is fixedly connected with a vertical rack, and the left end of the vertical rack is fixedly connected with a trapezoidal plate.
Preferably, an inclined block is fixedly connected to the upper end face of the lower die, and the vertical rack is meshed with the main gear.
(III) advantageous effects
The utility model provides an ejection mechanism is assisted to injection mold. The method has the following beneficial effects:
(1) the auxiliary ejection mechanism of the injection mold comprises a cam plate, a pinion, a convex plate, sliding columns, a limiting spring, a rubber ball, sliding plates, a left rack and a right rack, wherein when a finished product is taken out, an electric telescopic rod is started to ascend to drive the right rack to be meshed with the pinion to rotate anticlockwise firstly, and then the cam plate is driven to rotate anticlockwise to extrude the sliding plates on two sides to slide away from each other, so that the sliding columns on two sides slide on the outer wall of the convex plate to compress the limiting spring to shrink, when teeth of the right rack are not meshed with the pinion, the teeth of the left rack and the teeth of the right rack are staggered, the teeth of the left rack are meshed with the pinion to rotate anticlockwise to drive the convex plate to reset and not extrude the sliding plates, and the limiting spring resets to pull the sliding columns to reset, so that the mounting plate and the rubber ball can be driven to reset to impact the front outer wall and the rear outer wall of the lower mold, and the vertical rack is not meshed with a main gear, can provide time for left rack and right rack mesh pinion repeatedly, let the rubber ball can strike the outer wall of vibrations bed die repeatedly, can let the finished product that moulds plastics break away from with the adhesion of bed die inner chamber, the subsequent ejecting drawing of patterns of being convenient for, can effectual improvement mould plastics the efficiency of finished product drawing of patterns, reduced the probability that the appearance blocks and is difficult to the drawing of patterns.
(2) The auxiliary ejection mechanism of the injection mold comprises an ejection mechanism, a support plate, a transmission shaft, a main gear, a first connecting rod, a second connecting rod, a top plate, an installation block, a spring telescopic rod, a vertical rack, an oblique block, a trapezoidal plate and a torsional spring, wherein the electric telescopic rod can drive the vertical rack to descend when descending, the vertical rack can be extruded to compress the spring telescopic rod to contract when the electric telescopic rod starts the left trapezoidal plate and is blocked by the oblique block, so that the vertical rack can move rightwards to be separated from the meshing with the main gear, the main gear can not be driven to rotate when the electric telescopic rod ascends, the time for hammering a lower mold can be provided for rubber balls, when the electric telescopic rod continuously ascends to enable the trapezoidal plate to ascend to the oblique side wall of the oblique block, the spring telescopic rod can reset to push the vertical rack to reset to be meshed with the main gear again, and then the main gear and the transmission shaft are driven to rotate anticlockwise, just can drive first connecting rod and second connecting rod and take place to rotate simultaneously to it just can promote the bottom plate to rise to ejecting with the plastic finished product after the vibrations drawing of patterns to push the roof slip, the troublesome nature of manual operation has been saved to its degree of automation height, also can reduce the probability that the potential safety hazard appears in manual operation, and can stimulate the telescopic column slip ascending tensile supporting spring of its bottom when the bottom plate rises, supporting spring reset shrink just can stimulate bottom plate automatic re-setting be convenient for mould plastics next finished product when ejecting, the convenience of use has been improved.
Drawings
FIG. 1 is a schematic view of the three-dimensional structure of the present invention;
FIG. 2 is a schematic view of the right-view overall installation structure of the present invention;
FIG. 3 is a schematic view of a partially cut structure of the lower mold of the present invention;
fig. 4 is a schematic view of the installation structure of the torsion spring and the transmission shaft of the present invention.
In the figure: 1. a substrate; 2. a lower die; 3. an electric telescopic rod; 4. an upper die; 5. a sleeve; 6. sleeving a column; 7. a support spring; 8. a base plate; 9. an ejection mechanism; 91. a support plate; 92. a drive shaft; 93. a main gear; 94. a first link; 95. a second link; 96. a top plate; 97. mounting blocks; 98. a spring telescopic rod; 99. a vertical rack; 910. a tapered block; 911. a trapezoidal plate; 912. a torsion spring; 10. a cam plate; 11. a pinion gear; 12. a convex plate; 13. a traveler; 14. a limiting spring; 15. a rubber ball; 16. a sliding plate; 17. a left rack; 18. and a right rack.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
the first embodiment is as follows: an auxiliary ejection mechanism of an injection mold comprises a base plate 1 and a lower mold 2, wherein the upper end surface of the base plate 1 is fixedly connected with an upper mold 4 through an electric telescopic rod 3, the inner cavity wall of the lower mold 2 is fixedly connected with a sleeve 5 through a mounting plate, the inner cavity bottom of the sleeve 5 is fixedly connected with a sleeve column 6 through a supporting spring 7, the upper end surface of the sleeve column 6 is fixedly connected with a bottom plate 8, the front end surface of the lower mold 2 is provided with an ejection mechanism 9, the right side wall of the lower mold 2 is rotatably connected with a cam plate 10 through a rotating shaft, the right side wall of the lower mold 2 is symmetrically and slidably connected with a sliding plate 16, one end of the rotating shaft penetrating through the right side wall of the cam plate 10 is fixedly connected with a pinion 11, the right side wall of the upper mold 4 is respectively and fixedly connected with a left rack 17 and a right rack 18, the right side wall of the lower mold 2 is symmetrically and fixedly connected with a convex plate 12, the front end surface of the convex plate 12 is slidably connected with a sliding column 13, one end of the sliding column 13 close to the cam plate 10 is fixedly connected with the sliding plate 16, the end, far away from the sliding plate 16, of the sliding column 13 is evenly and fixedly connected with a rubber ball 15 through a mounting plate, the outer wall of the sliding column 13 is sleeved with a limiting spring 14, the sleeve column 6 is in sliding connection with the inner cavity wall of the sleeve 5, one end of the limiting spring 14 is fixedly connected with the inner side wall of the convex plate 12, the other end of the limiting spring 14 is fixedly connected with the sliding column 13, and the left rack 17 and the right rack 18 are both meshed with the pinion 11. Through the matching of the cam plate 10, the pinion 11, the convex plate 12, the sliding column 13, the limiting spring 14, the rubber ball 15, the sliding plate 16, the left rack 17 and the right rack 18, firstly, when a finished product is taken out, the electric telescopic rod 3 is started to ascend, so that the right rack 18 is driven to be firstly meshed with the pinion 11 to rotate anticlockwise, and then the cam plate 10 is driven to rotate anticlockwise to extrude the sliding plates 16 on two sides to slide away from each other, so that the sliding columns 13 on two sides slide on the outer wall of the convex plate 12 to compress the limiting spring 14 to shrink, when the teeth of the right rack 18 are not meshed with the pinion 11 any more, because the teeth of the left rack 17 and the right rack 18 are arranged in a staggered manner, the teeth of the left rack 17 are meshed with the pinion 11 to rotate anticlockwise, so that the convex plate 11 is driven to reset and not to extrude the sliding plate 16 any more, and at the moment, the limiting spring 14 is reset to pull the sliding column 13 to reset, so that the mounting plate and the rubber ball 15 are driven to reset to impact the front outer walls and the back of the front wall and the back wall of the lower die 2, and the vertical rack 99 is not meshed with the main gear 93 at this moment, so that time can be provided for the left rack 17 and the right rack 18 to be repeatedly meshed with the pinion 11, the rubber ball 15 can repeatedly impact the outer wall of the vibrating lower die 2, the injection molded finished product can be separated from adhesion with the inner cavity of the lower die 2, subsequent ejection and demolding are facilitated, the demolding efficiency of injection molded finished products can be effectively improved, and the probability of being blocked and difficult to demold is reduced.
The second embodiment: the difference between this embodiment and the first embodiment is: the ejection mechanism 9 comprises a supporting plate 91, a transmission shaft 92, a main gear 93, a first connecting rod 94, a second connecting rod 95, a top plate 96, a mounting block 97, a spring telescopic rod 98, a vertical rack 99, an inclined block 910, a trapezoidal plate 911 and a torsion spring 912, wherein the lower end surface of the lower die 2 is fixedly connected with the supporting plate 91, the front end surface of the supporting plate 91 is rotatably connected with the main gear 93 through the transmission shaft 92, the rear end surface of the transmission shaft 92 is fixedly connected with the first connecting rod 94, one end of the first connecting rod 94 far away from the transmission shaft 92 is rotatably connected with the second connecting rod 95, the upper end surface of the second connecting rod 95 is rotatably connected with the top plate 96, the top plate 96 is slidably connected with the inner cavity wall of the lower die 2, the front end surface 1 of the upper die 4 is fixedly connected with the spring telescopic rod 98 through the mounting block 97, the left end of the spring telescopic rod 98 is fixedly connected with the vertical rack 99, the left end of the vertical rack 99 is fixedly connected with the trapezoidal plate 911, the upper end surface of the lower die 2 is fixedly connected with the inclined block 910, the vertical rack 99 is engaged with the main gear 93. Through the ejection mechanism 9, the support plate 91, the transmission shaft 92, the main gear 93, the first connecting rod 94, the second connecting rod 95, the top plate 96, the mounting block 97, the spring telescopic rod 98, the vertical rack 99, the oblique block 910, the trapezoidal plate 911 and the torsion spring 912, when the electric telescopic rod 3 descends, the vertical rack 99 is driven to descend, because the trapezoidal plate 911 on the left side of the electric telescopic rod is blocked by the oblique block 910, the vertical rack 99 is extruded to compress the spring telescopic rod 98 to shrink, so that the vertical rack 99 moves rightwards to be disengaged from the meshing with the main gear 93, the main gear 93 can not be driven to rotate when the electric telescopic rod 3 ascends, the time for hammering the rubber ball 15 to shake the lower die 2 can be provided, when the electric telescopic rod 3 continuously ascends to enable the trapezoidal plate 911 to ascend to the oblique side wall of the oblique block 910, at the moment, the spring 98 resets to push the vertical rack 99 to reset to be meshed with the main gear 93 again, and further drive the main gear 93 to rotate anticlockwise with the transmission shaft 92, just can drive first connecting rod 94 and second connecting rod 95 and take place the rotation simultaneously, thereby it just can promote the bottom plate 8 to rise to the plastic finished product ejecting after just shaking the drawing of patterns to push top movable top plate 96 slip, the troublesome nature of manual operation has been saved to its degree of automation height, also can reduce the probability that manual operation potential safety hazard appears, and can stimulate the telescopic column 6 of its bottom when bottom plate 8 rises and slide tensile supporting spring 7 that rises, supporting spring 7 restores to the throne when ejecting back and contracts just can stimulate bottom plate 8 automatic re-setting and be convenient for next finished product of moulding plastics, the convenience of use has been improved.
When the device works, firstly, when a finished product is taken out, the electric telescopic rod 3 is started to ascend, so that the right rack 18 is firstly meshed with the pinion 11 to rotate anticlockwise, the cam plate 10 is driven to rotate anticlockwise, the sliding plates 16 on two sides are extruded to slide away from each other, the sliding columns 13 on two sides are compressed to slide on the outer wall of the convex plate 12, the limiting spring 14 is compressed, when the teeth of the right rack 18 are not meshed with the pinion 11 any more, because the teeth of the left rack 17 and the right rack 18 are arranged in a staggered manner, the teeth of the left rack 17 are meshed with the pinion 11 to rotate anticlockwise, the convex 0 plate 11 is driven to reset, the sliding plates 16 are not extruded any more, the limiting spring 14 is reset at the moment, the sliding column 13 is pulled to reset, the mounting plate and the rubber balls 15 are driven to reset to impact the front outer wall and the rear outer wall of the lower die 2, and the vertical rack 99 is not meshed with the main gear 93, so that time can be provided for the left rack 17 and the right rack 18 to be repeatedly meshed with the pinion 11, the rubber ball 15 can repeatedly impact the outer wall of the lower vibration die 2, the injection molded finished product can be separated from adhesion with the inner cavity of the lower die 2, subsequent ejection and demolding are facilitated, the demolding efficiency of the injection molded finished product can be effectively improved, the probability of blocking and difficult demolding is reduced, the vertical rack 99 can be driven to descend when the electric telescopic rod 3 descends, the vertical rack 99 can be extruded to compress the spring telescopic rod 98 to shrink due to the fact that the trapezoidal plate 911 on the left side which is started at the moment is blocked by the inclined block 910, the vertical rack 99 can move rightwards to be separated from being meshed with the main gear 93, the main gear 93 can not be driven to rotate when the electric telescopic rod 3 ascends, the time for hammering the lower vibration die 2 can be provided for the rubber ball 15, when the electric telescopic rod 3 continuously ascends to enable the trapezoidal plate 911 to ascend to the inclined side wall of the inclined block 910, the spring 98 resets to push the vertical rack 99 to reset to be meshed with the main gear 93 again, and then drive master gear 93 and transmission shaft 92 anticlockwise rotation, just can drive first connecting rod 94 and second connecting rod 95 and take place the rotation simultaneously, thereby push the roof 96 and slide and rise and just can promote the bottom plate 8 to rise and will just shake the plastic finished product after the drawing of patterns and liftout, its degree of automation has saved the troublesome nature of manual operation highly, also can reduce the probability that manual operation appears the potential safety hazard, and can stimulate the telescopic column 6 slip of its bottom to rise tensile supporting spring 7 when bottom plate 8 rises, supporting spring 7 resets when ejecting back and can stimulate bottom plate 8 automatic re-setting to be convenient for next finished product of moulding plastics, the convenience of use has been improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (6)
1. The utility model provides an ejection mechanism is assisted to injection mold, includes base plate (1) and bed die (2), its characterized in that: the upper end face of the base plate (1) is fixedly connected with an upper die (4) through an electric telescopic rod (3), the inner cavity wall of the lower die (2) is fixedly connected with a sleeve (5) through a mounting plate, the inner cavity bottom of the sleeve (5) is fixedly connected with a sleeve column (6) through a supporting spring (7), the upper end face of the sleeve column (6) is fixedly connected with a bottom plate (8), the front end face of the lower die (2) is provided with an ejection mechanism (9), the right side wall of the lower die (2) is rotatably connected with a cam plate (10) through a rotating shaft, the right side wall of the lower die (2) is symmetrically and slidably connected with a sliding plate (16), the rotating shaft penetrates through one end of the right side wall of the cam plate (10) and is fixedly connected with a pinion (11), the right side wall of the upper die (4) is respectively and fixedly connected with a left rack (17) and a right rack (18), and the right side wall of the lower die (2) is symmetrically and fixedly connected with a convex plate (12), the front end face of the convex plate (12) is connected with a sliding column (13) in a penetrating and sliding mode, one end, close to the cam plate (10), of the sliding column (13) is fixedly connected with a sliding plate (16), one end, far away from the sliding plate (16), of the sliding column (13) is evenly and fixedly connected with a rubber ball (15) through a mounting plate, and a limiting spring (14) is sleeved on the outer wall of the sliding column (13).
2. The auxiliary ejection mechanism of an injection mold according to claim 1, wherein: socle (6) and sleeve (5) inner chamber wall sliding connection, the inside wall fixed connection of one end flange (12) of spacing spring (14), the other end and traveller (13) fixed connection of spacing spring (14), left side rack (17) all mesh mutually with pinion (11) with right rack (18).
3. The auxiliary ejection mechanism of an injection mold according to claim 1, wherein: the ejection mechanism (9) comprises a supporting plate (91), a transmission shaft (92), a main gear (93), a first connecting rod (94), a second connecting rod (95), a top plate (96), an installation block (97), a spring telescopic rod (98), a vertical rack (99), an inclined block (910), a trapezoidal plate (911) and a torsion spring (912), and the supporting plate (91) is fixedly connected to the lower end face of the lower die (2).
4. The auxiliary ejection mechanism of an injection mold according to claim 3, wherein: the front end face of backup pad (91) rotates through transmission shaft (92) and is connected with master gear (93), the rear end face fixedly connected with first connecting rod (94) of transmission shaft (92), the one end that transmission shaft (92) were kept away from in first connecting rod (94) rotates and is connected with second connecting rod (95), the up end of second connecting rod (95) rotates and is connected with roof (96), roof (96) and the inner chamber wall sliding connection of bed die (2).
5. The auxiliary ejection mechanism of an injection mold according to claim 4, wherein: the front end face of the upper die (4) 1 is fixedly connected with a spring telescopic rod (98) through an installation block (97), the left end of the spring telescopic rod (98) is fixedly connected with a vertical rack (99), and the left end of the vertical rack (99) is fixedly connected with a trapezoidal plate (911).
6. The auxiliary ejection mechanism of an injection mold according to claim 5, wherein: the upper end face of the lower die (2) is fixedly connected with an inclined block (910), and the vertical rack (99) is meshed with the main gear (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220143031.2U CN217434929U (en) | 2022-01-19 | 2022-01-19 | Auxiliary ejection mechanism of injection mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220143031.2U CN217434929U (en) | 2022-01-19 | 2022-01-19 | Auxiliary ejection mechanism of injection mold |
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| CN217434929U true CN217434929U (en) | 2022-09-16 |
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| CN202220143031.2U Active CN217434929U (en) | 2022-01-19 | 2022-01-19 | Auxiliary ejection mechanism of injection mold |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615168A (en) * | 2022-10-08 | 2023-01-17 | 安徽碧深高纤有限公司 | Drying device of cellosilk |
| CN116237439A (en) * | 2022-12-15 | 2023-06-09 | 南京雨硕机械有限公司 | Goods shelves support piece compacting equipment |
| CN117862847B (en) * | 2024-01-18 | 2024-05-31 | 台州市春丰机械有限公司 | Sprayer shell, cover plate hot-pressing process and assembly machine thereof |
-
2022
- 2022-01-19 CN CN202220143031.2U patent/CN217434929U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615168A (en) * | 2022-10-08 | 2023-01-17 | 安徽碧深高纤有限公司 | Drying device of cellosilk |
| CN116237439A (en) * | 2022-12-15 | 2023-06-09 | 南京雨硕机械有限公司 | Goods shelves support piece compacting equipment |
| CN117862847B (en) * | 2024-01-18 | 2024-05-31 | 台州市春丰机械有限公司 | Sprayer shell, cover plate hot-pressing process and assembly machine thereof |
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