CN220129412U - Auto-parts demoulding mechanism that moulds plastics - Google Patents
Auto-parts demoulding mechanism that moulds plastics Download PDFInfo
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- CN220129412U CN220129412U CN202321483960.9U CN202321483960U CN220129412U CN 220129412 U CN220129412 U CN 220129412U CN 202321483960 U CN202321483960 U CN 202321483960U CN 220129412 U CN220129412 U CN 220129412U
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- injection molding
- ejector rods
- fixedly connected
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- base
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- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 229920003023 plastic Polymers 0.000 title abstract description 8
- 239000004033 plastic Substances 0.000 title abstract description 8
- 238000001746 injection moulding Methods 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 238000000465 moulding Methods 0.000 abstract description 4
- 238000010137 moulding (plastic) Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of plastic molding, in particular to an injection molding and demolding mechanism for an automobile part, which comprises a lower mold, an upper mold and a demolding assembly; the demolding assembly comprises a base, a bracket, a lifting cylinder, two first ejector rods, a jacking mechanism and two second ejector rods; the upper die is provided with two ejection holes; when the injection molding machine is used, the lifting cylinder drives the upper die to move downwards to coincide with the lower die, the lower die and the upper die form a die cavity, heated plastic is injected into the die cavity to wait for cooling and molding, then the lifting cylinder is started to drive the upper die to move upwards, if an injection molding piece is adhered to the inner side of the upper die, in the process of moving upwards of the upper die, two second ejector rods penetrate through two ejection holes to eject the injection molding piece, if the injection molding piece is adhered to the inner side of the lower die, the ejection mechanism is started to drive two first ejector rods to eject the injection molding piece, and therefore the problem that an existing auto part injection molding die is inconvenient to demould is solved.
Description
Technical Field
The utility model relates to the technical field of plastic molding, in particular to an injection molding and demolding mechanism for an automobile part.
Background
Automobiles are common transportation means in daily life, and in the production process of automobiles, a plurality of automobile parts are formed by injection molding through injection molds.
The prior art (CN 211843004U) discloses an auto-parts injection mold, and go up mould and bed die and realize the die sinking compound die through electric telescopic rod, go up mould and bed die and constitute the mould chamber together, go up the hole of moulding plastics after on the mould, be provided with the refrigerator in the bed die, correspond and be provided with a plurality of cold gas pockets, make things convenient for the injection molding cooling shaping, set up torsional spring, connecting block, handle, axis of rotation, rotation seat, rotation frame and trip's cooperation simultaneously for more closely seal after last mould and the bed die compound die.
However, after the injection molding part is cooled and molded in the mold cavity, the injection molding part may adhere to the inner side of the upper mold or the lower mold, and the demolding is inconvenient.
Disclosure of Invention
The utility model aims to provide an injection molding and demolding mechanism for an automobile part, and aims to solve the problem that an existing injection mold for the automobile part is inconvenient to demold.
In order to achieve the above purpose, the utility model provides an injection molding and demolding mechanism for an automobile part, which comprises a lower mold, an upper mold and a demolding assembly, wherein the upper mold is positioned above the lower mold;
the demolding assembly comprises a base, a bracket, a lifting cylinder, two first ejector rods, a jacking mechanism and two second ejector rods; the upper die is provided with two ejection holes; the base is fixedly connected with the lower die and is positioned at the bottom of the lower die; the support is fixedly connected with the base and is positioned at the top of the base; the lifting cylinder is fixedly connected with the bracket and is positioned at one side of the bracket; the output end of the lifting cylinder is fixedly connected with the upper die; the two first ejector rods are respectively connected with the lower die in a sliding manner, are respectively connected with the base in a sliding manner, and respectively penetrate through the lower die and the base; the jacking mechanisms are arranged at the bottoms of the two first ejector rods; the two second ejector rods are fixedly connected with the support respectively and are located on the side edges of the support respectively.
The demolding assembly further comprises an injection molding pipe, wherein the injection molding pipe is fixedly connected with the upper mold and penetrates through the upper mold.
Wherein the lower die is provided with a cooling runner; the demolding assembly further comprises a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is communicated with the cooling runner and is positioned at one side of the lower mold; the water outlet pipe is communicated with the cooling runner and is positioned at one side of the lower die away from the water inlet pipe.
The jacking mechanism comprises a jacking cylinder and a top plate, wherein the jacking cylinder is fixedly connected with the base and is positioned below the two first ejector rods; the top plate is fixedly connected with the output end of the jacking cylinder, is fixedly connected with the two first ejector rods respectively, and is positioned below the two first ejector rods.
The demolding assembly further comprises two guide rods, wherein the two guide rods are fixedly connected with the upper mold respectively, are connected with the support in a sliding mode respectively, and penetrate through the support respectively.
According to the injection molding demoulding mechanism for the automobile parts, the lower mould is arranged at the top of the base, the lifting cylinder is supported by the support and used for driving the upper mould to move up and down so as to realize mould closing and mould opening actions, the jacking mechanism is used for driving the two first ejector rods to lift, the two ejection holes are respectively matched with the sizes of the two second ejector rods, when the injection molding demoulding mechanism is used, the lifting cylinder drives the upper mould to move down and coincide with the lower mould, the lower mould and the upper mould form a mould cavity, heated plastic is injected into the mould cavity, then the injection molding part is cooled and formed, then the lifting cylinder is started to drive the upper mould to move up, if the injection molding part is adhered to the inner side of the upper mould, the two second ejector rods penetrate through the two ejection holes in the process of moving up the upper mould, and the injection molding part is ejected out if the injection molding part is adhered to the inner side of the lower mould, the jacking mechanism is started, and the two first ejector rods are driven to move up, so that the injection molding part is ejected out of the existing automobile parts.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic overall structure of a first embodiment of the present utility model.
Fig. 2 is an overall cross-sectional view of a first embodiment of the present utility model.
Fig. 3 is a schematic overall structure of a second embodiment of the present utility model.
101-lower die, 102-upper die, 103-demoulding component, 104-ejection hole, 105-cooling runner, 106-base, 107-support, 108-lifting cylinder, 109-first ejector rod, 110-lifting mechanism, 111-second ejector rod, 112-injection tube, 113-water inlet tube, 114-water outlet tube, 115-lifting cylinder, 116-top plate and 201-guide rod.
Detailed Description
The first embodiment of the utility model is as follows:
referring to fig. 1-2, fig. 1 is a schematic overall structure of a first embodiment of the present utility model, and fig. 2 is a cross-sectional overall view of the first embodiment of the present utility model.
The utility model provides an injection molding and demolding mechanism for an automobile part, which comprises: comprising a lower die 101, an upper die 102 and a stripping assembly 103; the upper die 102 has two ejection holes 104; the lower mold 101 has a cooling runner 105; the demolding assembly 103 comprises a base 106, a bracket 107, a lifting cylinder 108, two first ejector rods 109, a jacking mechanism 110, two second ejector rods 111, an injection molding pipe 112, a water inlet pipe 113 and a water outlet pipe 114; the jacking mechanism 110 includes a jacking cylinder 115 and a top plate 116. The problem of inconvenient drawing of patterns of current auto-parts injection mold has been solved through aforementioned scheme.
For this embodiment, the upper mold 102 is located above the lower mold 101. After the upper mold 102 and the lower mold 101 are closed, a mold cavity is formed therein for molding an injection molded article.
The base 106 is fixedly connected with the lower die 101 and is positioned at the bottom of the lower die 101; the bracket 107 is fixedly connected with the base 106 and is positioned at the top of the base 106; the lifting cylinder 108 is fixedly connected with the bracket 107 and is positioned at one side of the bracket 107; the output end of the lifting cylinder 108 is fixedly connected with the upper die 102; the two first ejector rods 109 are respectively connected with the lower die 101 in a sliding manner, are respectively connected with the base 106 in a sliding manner, and respectively penetrate through the lower die 101 and the base 106; the jacking mechanism 110 is arranged at the bottoms of the two first ejector rods 109; the two second push rods 111 are fixedly connected with the bracket 107 respectively, and are located at the sides of the bracket 107 respectively. The lower die 101 is installed at the top of the base 106, the lifting cylinder 108 is supported by the support 107, the lifting cylinder 108 is used for driving the upper die 102 to move up and down to realize the actions of die closing and die opening, the lifting mechanism 110 is used for driving the two first ejector rods 109 to lift, the two ejection holes 104 are respectively matched with the two second ejector rods 111 in size, when the automobile injection molding machine is used, the lifting cylinder 108 drives the upper die 102 to move down and coincide with the lower die 101, the lower die 101 and the upper die 102 form a die cavity, heated plastic is injected into the die cavity, then the injection molding machine waits for cooling and forming to form an injection molding part, then the lifting cylinder 108 is started to drive the upper die 102 to move up, if the injection molding part is adhered to the inner side of the upper die 102, the two second ejector rods 111 penetrate through the two ejection holes 104 to eject the injection molding part in the process of moving up, if the injection molding part is adhered to the inner side of the lower die 101, the lifting mechanism 110 is started, and the two ejection parts are driven to be adhered to the inner side of the upper die 101, so that the injection molding part is ejected out of the first ejector rod 109.
Next, the injection pipe 112 is fixedly connected to the upper mold 102 and penetrates the upper mold 102. The injection tube 112 communicates with the interior mold cavity for injecting heated liquid plastic.
Meanwhile, the water inlet pipe 113 is communicated with the cooling runner 105 and is positioned at one side of the lower mold 101; the water outlet pipe 114 is communicated with the cooling runner 105 and is positioned at one side of the lower die 101 away from the water inlet pipe 113. The water inlet pipe 113 is externally connected with an external water source, so that cooling water flows from the cooling flow channel 105 and flows out from the water outlet pipe 114, thereby cooling the lower die 101 and accelerating the cooling and forming of the injection molding.
In addition, the jacking cylinder 115 is fixedly connected with the base 106 and is located below the two first ejector rods 109; the top plate 116 is fixedly connected to the output end of the jacking cylinder 115, and is fixedly connected to the two first ejector rods 109, and is located below the two first ejector rods 109. The jacking cylinder 115 drives the top plate 116 to move, so that two ejector rods are simultaneously driven to move.
In this embodiment, when the injection mold release mechanism for an automobile part is used, the lifting cylinder 108 drives the upper mold 102 to move downwards and overlap with the lower mold 101, the lower mold 101 and the upper mold 102 form a mold cavity, heated plastic is injected into the mold cavity, then the water inlet pipe 113 is externally connected with an external water source, so that cooling water flows from the cooling flow channel 105 and flows out of the water outlet pipe 114, the lower mold 101 is cooled, the cooling molding of an injection molding part is accelerated, then the lifting cylinder 108 is started to drive the upper mold 102 to move upwards, if the injection molding part is adhered to the inner side of the upper mold 102, in the process of moving upwards of the upper mold 102, two second ejector rods 111 pass through the two ejection holes 104 to eject the injection molding part, if the injection molding part is adhered to the inner side of the lower mold 101, the jacking cylinder 115 is started to drive the two first ejector rods 109 to eject the injection molding part.
The second embodiment of the utility model is as follows:
on the basis of the first embodiment, please refer to fig. 3, wherein fig. 3 is a schematic diagram of the overall structure of the second embodiment of the present utility model.
The demoulding assembly 103 of the injection moulding demoulding mechanism for the automobile parts provided by the utility model further comprises two guide rods 201.
For the present embodiment, the two guide rods 201 are fixedly connected to the upper mold 102, respectively, and slidably connected to the brackets 107, respectively, and respectively pass through the brackets 107. The guide rods 201 are used for guiding the lifting of the upper die 102, so that the upper die 102 can be lifted more stably.
In the injection mold release mechanism for an automobile part according to the present embodiment, the guide rod 201 is used for guiding the lifting of the upper mold 102, so that the lifting of the upper mold 102 is more stable.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present utility model, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the utility model.
Claims (5)
1. An injection molding and demolding mechanism for an automobile part comprises a lower mold and an upper mold, wherein the upper mold is positioned above the lower mold; it is characterized in that the method comprises the steps of,
the device also comprises a demoulding assembly;
the demolding assembly comprises a base, a bracket, a lifting cylinder, two first ejector rods, a jacking mechanism and two second ejector rods;
the upper die is provided with two ejection holes; the base is fixedly connected with the lower die and is positioned at the bottom of the lower die; the support is fixedly connected with the base and is positioned at the top of the base; the lifting cylinder is fixedly connected with the bracket and is positioned at one side of the bracket; the output end of the lifting cylinder is fixedly connected with the upper die; the two first ejector rods are respectively connected with the lower die in a sliding manner, are respectively connected with the base in a sliding manner, and respectively penetrate through the lower die and the base; the jacking mechanisms are arranged at the bottoms of the two first ejector rods; the two second ejector rods are fixedly connected with the support respectively and are located on the side edges of the support respectively.
2. An auto-parts injection molding and demolding mechanism as claimed in claim 1, wherein,
the demolding assembly further comprises an injection molding pipe, wherein the injection molding pipe is fixedly connected with the upper mold and penetrates through the upper mold.
3. An auto-parts injection mold release mechanism according to claim 2, wherein,
the lower die is provided with a cooling runner; the demolding assembly further comprises a water inlet pipe and a water outlet pipe, wherein the water inlet pipe is communicated with the cooling runner and is positioned at one side of the lower mold; the water outlet pipe is communicated with the cooling runner and is positioned at one side of the lower die away from the water inlet pipe.
4. An auto-parts injection molding and demolding mechanism as claimed in claim 3, wherein,
the jacking mechanism comprises a jacking cylinder and a top plate, wherein the jacking cylinder is fixedly connected with the base and is positioned below the two first ejector rods; the top plate is fixedly connected with the output end of the jacking cylinder, is fixedly connected with the two first ejector rods respectively, and is positioned below the two first ejector rods.
5. An auto-parts injection molding and demolding mechanism as claimed in claim 4, wherein,
the demolding assembly further comprises two guide rods, wherein the two guide rods are fixedly connected with the upper mold respectively, are connected with the support in a sliding mode respectively, and penetrate through the support respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321483960.9U CN220129412U (en) | 2023-06-12 | 2023-06-12 | Auto-parts demoulding mechanism that moulds plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321483960.9U CN220129412U (en) | 2023-06-12 | 2023-06-12 | Auto-parts demoulding mechanism that moulds plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220129412U true CN220129412U (en) | 2023-12-05 |
Family
ID=88948072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321483960.9U Active CN220129412U (en) | 2023-06-12 | 2023-06-12 | Auto-parts demoulding mechanism that moulds plastics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220129412U (en) |
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2023
- 2023-06-12 CN CN202321483960.9U patent/CN220129412U/en active Active
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