CN214926323U - Injection molding and demolding device - Google Patents
Injection molding and demolding device Download PDFInfo
- Publication number
- CN214926323U CN214926323U CN202121593786.4U CN202121593786U CN214926323U CN 214926323 U CN214926323 U CN 214926323U CN 202121593786 U CN202121593786 U CN 202121593786U CN 214926323 U CN214926323 U CN 214926323U
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- spraying
- mould
- injection molding
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 88
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 238000000465 moulding Methods 0.000 claims abstract description 3
- 239000007921 spray Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000006082 mold release agent Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a drawing of patterns technical field of moulding plastics especially relates to a drawing of patterns device moulds plastics, has solved the inside release agent on because of not comprehensive spraying of mould among the prior art, influences the problem of the drawing of patterns effect of product. The utility model provides an injection molding and demolding device, includes mould and bed die, still includes base and roof, the bed die is installed on the base, the vertical spacing motion in the below of roof of mould is gone up. The utility model discloses an upper die can be spacing removal from top to bottom in the utilization, and then set up the spraying case that offsets with both respectively between upper die and the bed die, the spraying case respectively with last mould and form confined spraying cavity between the bed die, through be provided with respectively on the spraying case towards the last shower nozzle and the lower shower nozzle of all directions in the cavity, thereby can realize the spraying of the inboard omnidirectional release agent of mould and bed die, the condition emergence of spraying blind area appears in having reduced injection mold, and then can improve the efficiency of mould later stage drawing of patterns.
Description
Technical Field
The utility model relates to a drawing of patterns technical field of moulding plastics especially relates to a shedder moulds plastics.
Background
When a product is formed by injection molding using a mold, a mold release agent is generally sprayed on the inside of the mold before raw materials are injected into the mold, so as to facilitate the mold release of the upper mold and the lower mold.
The spraying mouth of current release agent spraying device sets up the one side that has of last mould or bed die mostly, during the spraying, directly spouts in the mould, and when the product demolded, still can appear because of there is not the complete spraying region in the mould, causes the product drawing of patterns inefficiency, and the condition that product outer wall has the burr takes place after the product drawing of patterns.
Therefore, an injection molding and demolding device is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an injection molding and demolding device has solved the inside release agent on because of not comprehensive spraying of mould among the prior art, influences the problem of the drawing of patterns effect of product.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an injection molding and demolding device comprises an upper mold, a lower mold, a base and a top plate, wherein the lower mold is arranged on the base, the upper die vertically limits the movement below the top plate, a support frame is arranged between the base and the top plate, two spraying boxes which can move relatively are arranged between the two symmetrical support frames, the lower end surfaces of the two spraying boxes and the upper end surface of the lower die are positioned on the same straight line, and the two spraying boxes are butted to form a cuboid structure, the area of the cuboid structure is larger than the area of the upper end surface of the lower die or the area of the upper end surface of the upper die, the upper end surface of the spraying box is provided with an upper spraying head, the lower end surface of the spraying box is embedded with a lower spraying head, the support frame is provided with a release agent storage box used for conveying release agent to the corresponding upper spraying head or the corresponding lower spraying head, and the two spraying boxes can limit and move back to the outer side of the lower die.
Preferably, the bilateral symmetry of bed die is provided with two screws, and the both ends of two screws rotate the installation with the support frame that corresponds respectively, two connect through the conveyer belt transmission between the screw rod, install on the support frame and be used for driving one of them screw rod pivoted motor.
Preferably, two sides of each spraying box are respectively connected with nut seats arranged on two screw rods so as to drive the spraying boxes to reciprocate along the screw rods.
Preferably, install a plurality of propelling movement cylinders on the roof, the bottom of propelling movement cylinder and the outer wall installation of last mould to the vertical spacing motion of mould in the control.
Preferably, the support frame is provided with a drive pump, the spraying box is internally provided with a spraying cavity communicated with the upper spraying head and the lower spraying head, two ends of the drive pump are respectively communicated with a release agent storage box and the spraying cavity of the corresponding spraying box, and the lower end face of the spraying box is provided with a groove for mounting the lower spraying head.
Preferably, the base is provided with a discharge port, the base is provided with a shaft center rod in a rotating mode, the lower die is connected with a sliding sleeve sleeved outside the shaft center rod, and the base and the lower die are provided with a discharge cylinder so far to push the lower die to rotate along the shaft center rod.
The utility model discloses possess following beneficial effect at least:
spacing removal about can be from top to bottom through utilizing the mould, and then set up the spraying case that offsets with both respectively between last mould and bed die, the spraying case respectively with last mould and form confined spraying cavity between the bed die, be provided with respectively towards the last shower nozzle and the lower shower nozzle of each direction in the cavity through the spraying case, thereby can realize the spraying of the inboard omnidirectional release agent of mould and bed die, the condition emergence of spraying blind area appears in having reduced injection mold, and then can improve the efficiency of mould later stage drawing of patterns.
The utility model discloses still possess following beneficial effect:
1. through controlling the upper die platform, the discharging air cylinder is controlled to push the lower die, so that the product left on the lower die falls at the discharging opening along with the rotation of the lower die, the injection molding and demolding device capable of demolding in a rotary mode is realized, and the demolding efficiency of the product is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
FIG. 1 is a schematic front view of an injection molding stripper apparatus;
FIG. 2 is a schematic side view of an injection molding apparatus;
FIG. 3 is a schematic view of the matching structure of the upper mold, the spraying box and the lower mold.
In the figure: 1. a base; 2. a spindle rod; 3. a lower die; 4. a screw; 5. a spraying box; 6. an upper spray head; 7. an upper die; 8. a push cylinder; 9. a top plate; 10. a support frame; 11. a mold release agent storage tank; 12. driving the pump; 13. a motor; 14. a discharging cylinder; 15. a discharge port; 16. a groove; 17. a lower spray head; 18. and (4) a spray cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, an injection molding and demolding device comprises an upper mold 7, a lower mold 3, a base 1 and a top plate 9, wherein the lower mold 3 is mounted on the base 1, the upper mold 7 vertically moves in a limiting manner below the top plate 9, a support frame 10 is mounted between the base 1 and the top plate 9, two spraying boxes 5 capable of moving relatively are arranged between the two symmetrical support frames 10, the lower end surfaces of the two spraying boxes 5 are positioned on the same straight line with the upper end surface of the lower mold 3, the two spraying boxes 5 are abutted to form a cuboid structure, the area of the cuboid structure is larger than the area of the upper end surface of the lower mold 3 or the area of the upper end surface of the upper mold 7, an upper spraying head 6 is mounted on the upper end surface of each spraying box 5, a lower spraying head 17 is mounted on the lower end surface of each spraying box 5 in an embedded manner, a demolding agent storage box 11 for conveying demolding agent to the corresponding upper spraying head 6 or lower spraying head 17 is mounted on the support frame 10, the two spraying boxes 5 can limit the backward movement to the outer side of the lower die 3, and specifically, the horizontal line of the upper end surface of the lower die 3 is positioned below the horizontal line of the bottom end of the lower spraying head 17;
the scheme has the following working processes: before the raw materials are injected into the mold, the two spraying boxes 5 move relatively until the two spraying boxes 5 abut against each other, at the moment, the lower end surfaces of the two spraying boxes 5 abut against the upper end surface of the lower mold 3, the upper mold 7 is controlled to move downwards, so that the lower end surface of the upper mold 7 abuts against the upper end surfaces of the two spraying boxes 5, at the moment, the demolding agent storage box 11 is enabled to convey materials to the upper spraying head 6 and the lower spraying head 17 by starting the driving pump 12, and accordingly the spraying effect of each direction inside the upper mold 7 and inside the lower mold 3 is achieved; after spraying, the upper die 7 is controlled to be placed on the platform, the two spraying boxes 5 are controlled to move backwards, the spraying boxes 5 are reset, and then the injection die can perform the work of raw material injection, injection molding and demolding;
according to the working process, the following steps are known: spacing removal about can be about utilizing upper die 7, and then set up respectively with spraying case 5 that both offset between upper die 7 and bed die 3, spraying case 5 respectively with form confined spraying cavity between upper die 7 and the bed die 3, be provided with respectively towards the last shower nozzle 6 and the lower shower nozzle 17 of all directions in the cavity through spraying case 5, thereby can realize the spraying of the inboard omnidirectional release agent of upper die 7 and bed die 3, the condition emergence of the spraying blind area appears in having reduced injection mold, and then can improve the efficiency of the drawing of patterns in mould later stage.
Further, the bilateral symmetry of bed die 3 is provided with two screw rods 4, and the both ends of two screw rods 4 rotate the installation with the support frame 10 that corresponds respectively, connect through the conveyer belt transmission between two screw rods 4, install on the support frame 10 and be used for driving one of them screw rod 4 pivoted motor 13, and is concrete, and the material loading and the drawing of patterns of mould can not be influenced to two screw rod 4's position, drive two screw rod 4 simultaneous transmissions through a motor 13, motor 13 position servo motor, can drive screw rod 4 forward motion and reverse motion.
Further, the both sides of every spraying case 5 are connected with the nut seat of installing on two screw rods 4 respectively to drive spraying case 5 along screw rod 4 reciprocating motion, specifically, every spraying case 5 both sides all are connected with the nut seat, thereby carry on spacingly to the nut seat on two screw rods 4, so that the nut seat can drive spraying case 5 along screw rod 4 linear motion.
Further, install a plurality of push cylinders 8 on roof 9, the bottom of push cylinder 8 and the outer wall installation of last mould 7 to mould 7 vertical spacing motion in the control, specifically, a plurality of push cylinders 8 are provided with the distance that mould 7 and spraying case 5 up end were laminated in the propelling movement, are provided with the reset distance of mould 7, set up the distance of laminating between mould 7 and the lower mould 3 in the propelling movement.
Further, install driving pump 12 on the support frame 10, spraying case 5 is inside to be seted up with last coating head 6 and the chamber 18 that spouts of 17 intercommunication of lower coating head, driving pump 12's both ends communicate respectively has the release agent storage box 11 and the chamber 18 intercommunication that spouts of the coating case 5 that corresponds, the recess 16 that is used for installing coating head 17 is seted up to the lower terminal surface of coating case 5, specifically, when two coating cases 5 offset, recess 16 is located the bed die 3 directly over completely, thereby can guarantee the stability of position between coating case 5 and the bed die 3.
Further, discharge gate 15 has been seted up on base 1, it installs axle center pole 2 to rotate on base 1, bed die 3 is connected with the sliding sleeve that the cover was established outside axle center pole 2, ejection of compact cylinder 14 is installed so far to base 1 and bed die 3, rotate along axle center pole 2 in order to promote bed die 3, it is concrete, when preparing the drawing of patterns, through controlling the 7 upper tables of mould, control ejection of compact cylinder 14 promotes bed die 3, make the product of leaving over on bed die 3 along with the rotation of bed die 3, fall down in discharge gate 15 department, ejection of compact cylinder 14's both ends rotate with bed die 3 and base 1 respectively and are connected.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An injection molding and demolding device comprises an upper mold (7) and a lower mold (3), and is characterized by further comprising a base (1) and a top plate (9), wherein the lower mold (3) is installed on the base (1), the upper mold (7) moves vertically in a limiting manner below the top plate (9), a support frame (10) is installed between the base (1) and the top plate (9), two symmetrical spraying boxes (5) which can move relatively are arranged between the support frames (10), the lower end faces of the two spraying boxes (5) are located on the same straight line with the upper end face of the lower mold (3), the two spraying boxes (5) are abutted to form a cuboid structure, the area of the cuboid structure is larger than that of the upper end face of the lower mold (3) or that of the upper mold (7), and an upper spraying head (6) is installed on the upper end face of the spraying boxes (5), the lower terminal surface of spraying case (5) inlays and establishes and installs down spray head (17), install on support frame (10) and be used for carrying release agent storage box (11), two to corresponding last spray head (6) or lower spray head (17) the outside of moving to bed die (3) to the back can be spacing in spraying case (5).
2. An injection molding and demolding device as claimed in claim 1, wherein two screws (4) are symmetrically arranged on two sides of the lower mold (3), two ends of each screw (4) are rotatably mounted on corresponding support frames (10), the two screws (4) are in transmission connection through a conveyor belt, and a motor (13) for driving one screw (4) to rotate is mounted on each support frame (10).
3. An injection molding stripping apparatus as claimed in claim 1, characterized in that each of said spray tanks (5) is connected on both sides to respective nut seats mounted on two threaded rods (4) for driving the spray tanks (5) to reciprocate along the threaded rods (4).
4. An injection molding and de-molding apparatus as claimed in claim 1, wherein a plurality of pushing cylinders (8) are mounted on said top plate (9), and the bottom ends of said pushing cylinders (8) are mounted to the outer wall of the upper mold (7) to control the vertical limit movement of the upper mold (7).
5. An injection molding and demolding device as claimed in claim 1, wherein a driving pump (12) is mounted on the support frame (10), a spraying cavity (18) communicated with the upper spraying head (6) and the lower spraying head (17) is formed in the spraying box (5), two ends of the driving pump (12) are respectively communicated with a demolding agent storage box (11) and the spraying cavity (18) of the corresponding spraying box (5), and a groove (16) for mounting the lower spraying head (17) is formed in the lower end face of the spraying box (5).
6. An injection molding and demolding device as claimed in claim 1, wherein the base (1) is provided with a discharge port (15), the base (1) is rotatably provided with a shaft center rod (2), the lower mold (3) is connected with a sliding sleeve sleeved outside the shaft center rod (2), and the base (1) and the lower mold (3) are provided with a discharge cylinder (14) so far to push the lower mold (3) to rotate along the shaft center rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121593786.4U CN214926323U (en) | 2021-07-14 | 2021-07-14 | Injection molding and demolding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121593786.4U CN214926323U (en) | 2021-07-14 | 2021-07-14 | Injection molding and demolding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214926323U true CN214926323U (en) | 2021-11-30 |
Family
ID=79075318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121593786.4U Active CN214926323U (en) | 2021-07-14 | 2021-07-14 | Injection molding and demolding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214926323U (en) |
-
2021
- 2021-07-14 CN CN202121593786.4U patent/CN214926323U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240606 Address after: Room 110, Block L, Unit 1, Building 2, No. 688 Qiushi Road, Jinshanwei Town, Jinshan District, Shanghai, 201500 Patentee after: Shanghai Ruiyu Technology Co.,Ltd. Country or region after: China Address before: 265701 Zhongcun village, Longgang Development Zone, Longkou City, Yantai City, Shandong Province Patentee before: Longkou Gome Plastics Co.,Ltd. Country or region before: China |