CN221112720U - Auxiliary micro ejection mechanism suitable for small-space die - Google Patents
Auxiliary micro ejection mechanism suitable for small-space die Download PDFInfo
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- CN221112720U CN221112720U CN202322780462.7U CN202322780462U CN221112720U CN 221112720 U CN221112720 U CN 221112720U CN 202322780462 U CN202322780462 U CN 202322780462U CN 221112720 U CN221112720 U CN 221112720U
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- bottom plate
- push rod
- ejector pin
- ejection mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000001746 injection moulding Methods 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary micro-ejection mechanism suitable for a small-space die, which comprises a movable die bottom plate and a plurality of cushion blocks fixedly connected to one side of the movable die bottom plate, wherein one side of each cushion block is fixedly connected with a movable module, a push rod bottom plate and a push rod fixing plate are slidably connected between the cushion blocks, one side of the push rod bottom plate is fixedly connected with one side of the push rod fixing plate, a plurality of push rods are fixedly connected to the inner surface of the push rod fixing plate, sleeve rods are slidably connected to the outer surfaces of the push rods, one ends of the sleeve rods are fixedly connected with push rods, and the sleeve rods and the push rods are slidably connected to the inner surface of the movable module. The auxiliary micro-ejection mechanism suitable for the small-space die enables the ejector rod to be ejected softly when the ejector rod pushes the injection molding product to eject, reduces damage to the product caused by hard ejection, and improves product quality and attractiveness.
Description
Technical Field
The utility model relates to the technical field of ejection mechanisms, in particular to an auxiliary micro-ejection mechanism suitable for a small-space die.
Background
The existing die ejection mechanism is usually hard to eject, the die is directly ejected through movement of the ejector rod, damage degree to the die is large during ejection in the hard ejection mode, scratches and the like are easy to cause after ejection, scratches caused by the same ejector rod are quite obvious on a small die particularly when the small die is handled, and attractiveness of a small die product is obviously affected.
Referring to China patent, the publication number of an ejection mechanism of an injection mold is CN202293240U, the ejection mechanism of the injection mold is arranged on a movable mold of the injection mold, the movable mold comprises a movable mold plate and an ejector plate, the ejection mechanism of the injection mold comprises a straight ejector pin and an inclined ejector pin, one end of the straight ejector pin is movably connected with the inclined ejector pin, the other end of the straight ejector pin is fixed on the ejector plate, the inclined ejector pin is arranged on the movable mold plate, and the inclined ejector pin is inclined at an angle of 1-6 degrees; the ejection mechanism of the injection mold disclosed by the utility model ejects a plastic product molded in the injection mold and simultaneously moves the inclined ejector pin horizontally to separate from the product, but the ejection of the mold in the patent is also direct movement ejection, and is also hard ejection, and the product attractiveness is affected when the mold faces a small mold, so that the auxiliary micro-ejection mechanism suitable for the small-space mold is provided.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides an auxiliary micro-ejection mechanism suitable for a small-space die, and solves the problem that the prior die ejection mechanism is usually hard to eject and can affect the aesthetic property of a product when the die is used for a small die.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the auxiliary micro ejection mechanism comprises a movable die bottom plate and a plurality of cushion blocks fixedly connected to one side of the movable die bottom plate, wherein one side of each cushion block is fixedly connected with a movable module, a push rod bottom plate and a push rod fixing plate are fixedly connected between one side of each cushion block and one side of each push rod fixing plate, a plurality of push rods are fixedly connected to the inner surface of each push rod fixing plate, a plurality of sleeve rods are fixedly connected to the outer surfaces of the sleeve rods, a plurality of sleeve rods are fixedly connected to the inner surfaces of the movable modules, elastic pieces and air dampers are fixedly connected between one ends of the push rods and the inner surfaces of the sleeve rods, and the elastic pieces are sleeved on the outer surfaces of the air dampers.
Preferably, a plurality of air channels are all offered to a plurality of inside of push rod, a plurality of the equal fixedly connected with spacing ring of surface of push rod, a plurality of the one end of air channel is all located the one end of push rod and the surface of push rod is all located to the other end of a plurality of air channels.
Preferably, the inner surface of the movable mould bottom plate is connected with a hydraulic telescopic rod in a sliding manner, and one end of the hydraulic telescopic rod is fixedly connected to one side of the ejector rod bottom plate.
Preferably, a fixed die assembly is arranged on one side of the movable module.
Preferably, the cover half subassembly includes cover half bottom plate, fixed module, die cavity and mouth of moulding plastics, fixed module fixed connection is in one side of cover half bottom plate, the die cavity is seted up in one side of fixed module, one side of cover half bottom plate is equipped with the mouth of moulding plastics, the mouth of moulding plastics communicates with the die cavity.
Preferably, one side of the movable module is fixedly connected with a plurality of guide posts, one side of the fixed module is provided with a plurality of guide post grooves, and the guide posts are respectively and slidably connected to the inner surfaces of the guide post grooves.
Advantageous effects
The utility model provides an auxiliary micro-ejection mechanism suitable for a small-space die. Compared with the prior art, the method has the following beneficial effects:
(1) This be applicable to little ejection mechanism of auxiliary, through fixedly connected with a plurality of cushion in movable mould bottom plate one side, one side fixedly connected with of a plurality of cushion moves the module and a plurality of cushion between fixedly connected with ejector pin bottom plate and ejector pin fixed plate, one side of ejector pin bottom plate and one side fixedly connected with of ejector pin fixed plate, the internal surface fixedly connected with a plurality of push rods of ejector pin fixed plate, the equal sliding connection of surface of a plurality of push rods has the loop bar, the equal fixedly connected with ejector pin of one end of a plurality of loop bars, a plurality of loop bars and a plurality of ejector pins all sliding connection are in the internal surface of moving the module, fixedly connected with elastic component and air damper respectively between the internal surface of a plurality of push rods, a plurality of elastic component overlap respectively locate the surface of air damper, when ejecting, through the removal of ejector pin bottom plate drive ejector pin fixed plate and ejector pin removal, ejector pin at this moment, ejector pin and loop bar can't remove, and ejector pin removal will extrude elastic component and air damper gradually, until the elastic component's the bounce-back force is greater than the friction between injection molding product and the movable module, afterwards elastic component drives the loop bar and moves, the loop bar drives the ejector pin and moves, simultaneously, elastic component drives ejector pin removal, elastic component and the hard spring-back of elastic component is avoided the rebound to the product when the product is hard to the product of the ejection quality of the product of the injection molding, the quality is realized, the quality is improved, the quality is good quality is realized when the product is ejected.
(2) This supplementary little ejection mechanism suitable for little space mould has all seted up a plurality of air ducts through the inside of a plurality of push rods, the equal fixedly connected with spacing ring of surface of a plurality of push rods, the one end of push rod is all located to the one end of a plurality of air ducts and the surface of push rod is all located to the other end of a plurality of air ducts, the one end and the outside air intercommunication of push rod surface are located to the air duct, the air duct locates the that one end of push rod one end then with push rod and the space intercommunication that the loop bar formed, can communicate with outside air when making the air damper between push rod and the loop bar need exchange gas with outside air, avoid forming airtight space between push rod and the loop bar and lead to the air damper to become invalid, the spacing ring can avoid locating in the one end entering loop bar of the air duct of push rod surface simultaneously, make the air duct can exert effect all the time.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a front view of the internal structure of the present utility model;
FIG. 4 is a front view of a first partial structure of the present utility model;
Fig. 5 is a front view of a second partial structure of the present utility model.
In the figure: 1-movable die bottom plate, 2-cushion block, 3-movable die block, 4-ejector pin bottom plate, 5-ejector pin fixed plate, 6-ejector rod, 7-loop bar, 8-ejector rod, 9-elastic piece, 10-air damper, 11-air duct, 12-limit ring, 13-hydraulic telescopic rod, 14-fixed die assembly, 141-fixed die bottom plate, 142-fixed die block, 143-die cavity, 144-injection port, 15-guide pillar and 16-guide pillar groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides two technical solutions:
Example 1: the auxiliary micro ejection mechanism suitable for the small-space die comprises a movable die bottom plate 1 and a plurality of cushion blocks 2 fixedly connected to one side of the movable die bottom plate 1, wherein one side of each cushion block 2 is fixedly connected with a movable module 3, a plurality of cushion blocks 2 are connected with a push rod bottom plate 4 and a push rod fixing plate 5 in a sliding mode, the push rod bottom plate 4 moves through an external hydraulic rod, the push rod fixing plate 5 is used for installing and fixing a push rod 6, a corresponding die core is arranged on one side of the movable module 3, one side of the push rod bottom plate 4 is fixedly connected with one side of the push rod fixing plate 5, a plurality of push rods 6 are fixedly connected with one end of each push rod 6, sleeve rods 7 are fixedly connected with push rods 8, a plurality of sleeve rods 7 are fixedly connected with the inner surface of the movable module 3, one end of each push rod 6 and the inner surface of each sleeve rod 7 are fixedly connected with an elastic piece 9 and an air damper 10, the elastic piece 9 is a workpiece with elasticity, a spring is selectable, the air damper 10 is of the prior art, the speed of the elastic piece 9 can be slowed down, the elastic piece 9 is sleeved on the outer surface of the air damper 10 respectively.
In this embodiment, a plurality of air ducts 11 have all been seted up to the inside of a plurality of push rods 6, the air and the outside air intercommunication between push rod 6 and the loop bar 7 can be with air damper 10, can guarantee when air damper 10 is the type that needs exchanging with outside air can not become invalid, the equal fixedly connected with spacing ring 12 of surface of a plurality of push rods 6, spacing ring 12 can avoid the one end of air duct 11 to get into in the loop bar 7, the one end of a plurality of air ducts 11 all is located the one end of push rod 6 and the other end of a plurality of air duct 11 all is located the surface of push rod 6, the internal surface sliding connection of movable mould bottom plate 1 has hydraulic telescoping rod 13, hydraulic telescoping rod 13 is prior art, hydraulic telescoping rod 13 is connected with outside oil source, can drive ejector pin bottom plate 4 and remove, the one end fixed connection of hydraulic telescoping rod 13 is in one side of ejector pin bottom plate 4.
In this embodiment, a fixed mold assembly 14 is disposed on one side of the movable module 3, the fixed mold assembly 14 includes a fixed mold bottom plate 141, a fixed mold 142, a mold cavity 143 and an injection molding opening 144, the fixed mold 142 is fixedly connected to one side of the fixed mold bottom plate 141, the mold cavity 143 is disposed on one side of the fixed mold 142, the mold cavity 143 and a mold core on the movable module 3 cooperate to form a product shape, the injection molding opening 144 is disposed on one side of the fixed mold bottom plate 141, the injection molding opening 144 is used for injecting the injection into the mold cavity 143, the injection molding opening 144 is communicated with the mold cavity 143, a plurality of guide columns 15 are fixedly connected to one side of the movable module 3, a plurality of guide column grooves 16 are disposed on one side of the fixed mold 142, the guide columns 15 are used for providing guidance for movement of the movable module 3, so that the movable module 3 can be engaged with the fixed mold 142 according to a preset condition, and the plurality of guide columns 15 are respectively slidingly connected to the inner surfaces of the plurality of guide column grooves 16.
Example 2: the auxiliary micro ejection mechanism suitable for the small-space die comprises a movable die bottom plate 1 and a plurality of cushion blocks 2 fixedly connected to one side of the movable die bottom plate 1, wherein one side of each cushion block 2 is fixedly connected with a movable module 3, a plurality of cushion blocks 2 are connected with a push rod bottom plate 4 and a push rod fixing plate 5 in a sliding mode, the push rod bottom plate 4 moves through an external hydraulic rod, the push rod fixing plate 5 is used for installing and fixing a push rod 6, a corresponding die core is arranged on one side of the movable module 3, one side of the push rod bottom plate 4 is fixedly connected with one side of the push rod fixing plate 5, a plurality of push rods 6 are fixedly connected with one end of each push rod 6, sleeve rods 7 are fixedly connected with push rods 8, a plurality of sleeve rods 7 are fixedly connected with the inner surface of the movable module 3, one end of each push rod 6 and the inner surface of each sleeve rod 7 are fixedly connected with an elastic piece 9 and an air damper 10, the elastic piece 9 is a workpiece with elasticity, a spring is selectable, the air damper 10 is of the prior art, the speed of the elastic piece 9 can be slowed down, the elastic piece 9 is sleeved on the outer surface of the air damper 10 respectively.
The utility model relates to a circuit and an electronic component which are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection content of the utility model does not relate to the improvement of an internal structure and a method, and it is to be noted that standard parts used by the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, and the machines, the parts and the equipment adopt conventional models in the prior art, so that the inventor does not detail the description.
And all that is not described in detail in this specification is well known to those skilled in the art.
When the hydraulic telescopic rod 13 is started to drive the ejector rod bottom plate 4 to move, the ejector rod fixing plate 5 and the ejector rod 6 are driven to move through the movement of the ejector rod bottom plate 4, the ejector rod 8 is propped against an injection molding product at the moment, the ejector rod 8 and the loop rod 7 cannot move, the movement of the ejector rod 6 gradually extrudes the elastic piece 9 and the air damper 10 until the rebound force of the elastic piece 9 is larger than the friction force between the injection molding product and the movable module 3, then the elastic piece 9 drives the loop rod 7 to move, and meanwhile, the loop rod 7 drives the ejector rod 8 to move, the air damper 10 plays a role in slowing down the rebound speed of the elastic piece 9, so that the hard rebound of the elastic piece 9 can be avoided, and when the ejector rod 8 pushes the injection molding product to eject, the ejection of the ejector rod 8 is soft ejection, the damage to the product due to hard ejection is reduced, the product quality and the attractiveness are improved, and the auxiliary micro ejection mechanism is suitable for a small-space die.
It is noted that relational terms such as first and second, and the like are 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. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Auxiliary micro ejection mechanism suitable for little space mould, including movable mould bottom plate (1) and a plurality of cushion (2) of fixed connection in movable mould bottom plate (1) one side, its characterized in that: a plurality of one side fixedly connected with of cushion (2) moves module (3) and a plurality of sliding connection has ejector pin bottom plate (4) and ejector pin fixed plate (5) between cushion (2), one side of ejector pin bottom plate (4) and one side fixedly connected with of ejector pin fixed plate (5), the internal surface fixedly connected with of ejector pin fixed plate (5) a plurality of push rods (6), a plurality of the equal sliding connection of surface of push rod (6) has loop bar (7), a plurality of the equal fixedly connected with ejector pin (8) of one end of loop bar (7), a plurality of loop bar (7) and a plurality of ejector pin (8) equal sliding connection in the internal surface of moving module (3), a plurality of respectively fixedly connected with elastic component (9) and air damper (10) between the internal surface of one end of push rod (6) and a plurality of loop bar (7), a plurality of the surface of air damper (10) is located to elastic component (9) cover respectively.
2. The auxiliary micro-ejection mechanism for a small space mold according to claim 1, wherein: a plurality of air ducts (11) have all been seted up to the inside of a plurality of push rod (6), a plurality of the surface of push rod (6) is all fixedly connected with spacing ring (12), a plurality of the one end of air duct (11) is all located the one end of push rod (6) and the surface of push rod (6) is all located to the other end of a plurality of air duct (11).
3. The auxiliary micro-ejection mechanism for a small space mold according to claim 1, wherein: the inner surface sliding connection of movable mould bottom plate (1) has hydraulic telescoping rod (13), the one end fixed connection of hydraulic telescoping rod (13) is in one side of ejector pin bottom plate (4).
4. The auxiliary micro-ejection mechanism for a small space mold according to claim 1, wherein: one side of the movable module (3) is provided with a fixed die assembly (14).
5. The auxiliary micro-ejection mechanism for small space molds according to claim 4, wherein: the fixed die assembly (14) comprises a fixed die bottom plate (141), a fixed die block (142), a die cavity (143) and an injection molding opening (144), wherein the fixed die block (142) is fixedly connected to one side of the fixed die bottom plate (141), the die cavity (143) is formed in one side of the fixed die block (142), the injection molding opening (144) is formed in one side of the fixed die bottom plate (141), and the injection molding opening (144) is communicated with the die cavity (143).
6. The auxiliary micro-ejection mechanism for small space molds according to claim 5, wherein: one side of the movable module (3) is fixedly connected with a plurality of guide posts (15), one side of the fixed module (142) is provided with a plurality of guide post grooves (16), and the guide posts (15) are respectively and slidably connected to the inner surfaces of the guide post grooves (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780462.7U CN221112720U (en) | 2023-10-17 | 2023-10-17 | Auxiliary micro ejection mechanism suitable for small-space die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780462.7U CN221112720U (en) | 2023-10-17 | 2023-10-17 | Auxiliary micro ejection mechanism suitable for small-space die |
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| Publication Number | Publication Date |
|---|---|
| CN221112720U true CN221112720U (en) | 2024-06-11 |
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ID=91374886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322780462.7U Active CN221112720U (en) | 2023-10-17 | 2023-10-17 | Auxiliary micro ejection mechanism suitable for small-space die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221112720U (en) |
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2023
- 2023-10-17 CN CN202322780462.7U patent/CN221112720U/en active Active
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