CN211843050U - Stub bar-free plastic injection molding device - Google Patents
Stub bar-free plastic injection molding device Download PDFInfo
- Publication number
- CN211843050U CN211843050U CN202020146994.9U CN202020146994U CN211843050U CN 211843050 U CN211843050 U CN 211843050U CN 202020146994 U CN202020146994 U CN 202020146994U CN 211843050 U CN211843050 U CN 211843050U
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- wall
- injection molding
- lifting screw
- stub
- plastic injection
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 38
- 239000004033 plastic Substances 0.000 title claims abstract description 38
- 229920003023 plastic Polymers 0.000 title claims abstract description 38
- 210000001503 joint Anatomy 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000000465 moulding Methods 0.000 claims description 8
- 241000826860 Trapezium Species 0.000 claims description 2
- 238000004512 die casting Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 235000013405 beer Nutrition 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a stub bar-free plastic injection molding device, which comprises a shared base and an injection molding machine case, wherein the injection molding machine case is arranged on the outer wall of the upper end of the right side of the shared base, the right end of the injection molding machine case is provided with a motor, the lower end of a lifting screw vertically passes through a rotary sleeve and a funnel top cover and is rotationally fixed in the butt joint through threads, when the rotary sleeve is rotated, the lifting screw can slide downwards to ensure that a dredging conical head at the lower end touches the inner wall of the bottom of a feeding funnel, four rotating plates with a trapezoidal structure are arranged on the dredging conical head, the four rotating plates are uniformly arranged on the outer wall of the lower end of the butt joint in a cross shape, and the dredging conical head at the lower end of the lifting screw can rotate at the bottom of the feeding funnel by rotating a material passing crank, so that material objects of an original stopper can fall downwards from a gap between the rotating plates to enter, can accurately dredge the blocked part, quickly recover to normal and improve the production efficiency.
Description
Technical Field
The utility model belongs to the technical field of plastics are moulded plastics relatively, concretely relates to no stub bar plastics device of moulding plastics.
Background
The injection molding machine is also called an injection molding machine or an injection machine, a beer machine is called in many factories, and an injection molding product is called a beer piece. It is a main forming equipment for making various shaped plastic products with thermoplastic plastics or thermosetting plastics by using plastic forming mould. The injection molding machine can be divided into a vertical type, a horizontal type and a vertical and horizontal type according to the arrangement mode of the injection device and the mold locking device. An injection molding machine generally comprises an injection system, a mold closing system, a hydraulic transmission system, an electrical control system, a lubricating system, a heating and cooling system, a safety monitoring system and the like. The stub bar-free plastic injection molding device can be used in a molding step through a special part, so that the stub bar on the surface of a molded product is avoided.
The existing stub bar-free plastic injection molding device has the following problems: need add barrel from feed hopper with granule shape or likepowder plastics material thing before moulding plastics, carry the cooling shaping in the mould after the hot melt, and feed hopper appears the condition of jam often in daily processing for the material thing is piled up in the funnel in a large number, influences the machine-shaping process, and feed hopper is difficult for dredging on the traditional nothing stub bar plastics injection moulding device, need consume some time and energy when the mediation, influences machining efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a no stub bar plastics device of moulding plastics to feed hopper is difficult for dredging on the traditional no stub bar plastics device of proposing in solving above-mentioned background art and influences the machining efficiency problem.
In order to achieve the above object, the utility model provides a following technical scheme: a stub bar-free plastic injection molding device comprises a shared base and an injection molding machine box, wherein the injection molding machine box is installed on the outer wall of the upper end of the right side of the shared base, a motor is arranged at the right end of the injection molding machine box, an oil cylinder is connected to the left end of the motor, an oil conveying pipe is arranged at the upper end of the oil cylinder, a conveyor barrel is connected to the left end of the oil cylinder, a feeding funnel is connected to the outer wall of the upper end circumference of the conveyor barrel close to the right side, a funnel top cover is arranged at the upper end of the feeding funnel, the funnel top cover and the feeding funnel are fixedly connected through a movable rotating shaft, an auxiliary pulling plate is connected to the outer wall of the left end circumference of the funnel top cover, a limiting sleeve ring is connected to the outer wall of the upper end of the funnel top cover, a rotating sleeve is sleeved inside the upper end of, the lower extreme on the right side of manual rocker is connected with the lifting screw, the lower extreme of lifting screw is connected with the mediation conical head, be provided with the butt joint on the mediation conical head, be connected with the rotor plate on the lower extreme outer wall of butt joint, the motor passes through quick-witted case of moulding plastics and external power electric connection.
Preferably, a stub bar-free die assembly case is arranged on the outer wall of the upper end of the left side of the shared base, a demolding chamber is arranged inside the right end of the stub bar-free die assembly case, and the stub bar-free die assembly case is electrically connected through an external power supply.
Preferably, the limiting lantern ring is fixedly connected with the outer wall of the upper end of the funnel top cover in a welding mode, and the limiting lantern ring and the circle center of the funnel top cover are vertically arranged on the same straight line.
Preferably, a fixed baffle ring is arranged on the outer wall of the circumference of the lower end of the rotary sleeve, and the fixed baffle ring on the outer wall of the circumference of the lower end of the rotary sleeve is fixedly clamped in the limiting sleeve.
Preferably, the lower end of the lifting screw vertically penetrates through the rotating sleeve and the top cover of the funnel and is rotationally fixed in the butt joint through threads.
Preferably, the outer circumferential wall of the lifting screw is provided with external threads, the inner circumferential wall of the rotary sleeve is provided with internal threads, and the external threads on the outer circumferential wall of the lifting screw are screwed with the internal threads on the inner circumferential wall of the rotary sleeve.
Preferably, the dredging cone head is provided with four rotating plates, the four rotating plates are of a trapezoidal structure, and the four rotating plates are uniformly arranged on the outer wall of the lower end of the butt joint in a cross shape.
Compared with the prior art of no stub bar plastics injection moulding device, the utility model provides a no stub bar plastics injection moulding device possesses following beneficial effect:
1. the utility model discloses an add the funnel top cap on feed hopper, the funnel top cap can overturn from top to bottom through the activity pivot of right-hand member, and fixed welding has the spacing lantern ring on the funnel top cap, the fixed fender ring fixing clip on the circumference outer wall of swivel sleeve lower extreme is put in the spacing lantern ring, make manual rocker can rise or descend in the spacing lantern ring through rotating the swivel sleeve, thereby can change the position of lifting screw in feed hopper, dredge the material thing of feed hopper internal blockage, and when can rise lifting screw to the top, can open the funnel top cap, so as not to influence feed hopper's normal feeding, convenient operation, therefore the practicality is strong;
2. the utility model discloses lifting screw's lower extreme passes swivel sleeve and funnel top cap and fixes in the inside of butt joint through the screw thread rotation, when rotating the swivel sleeve, lifting screw can slide down and make the mediation conical head of lower extreme touch feed hopper's bottom inner wall, the rotor plate of four trapezium structures has been set up on the mediation conical head, four rotor plates are the cross and evenly set up on the lower extreme outer wall of butt joint, through rotating logical material crank, make the mediation conical head of lifting screw lower extreme can rotate in feed hopper's bottom, make the material thing of originally dun stopper can follow the space between the rotor plate and drop downwards, thereby melt and carry in getting into the conveyer barrel, can accurately dredge the jam position, resume normal fast, and the production efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic structural view of a stub bar-free plastic injection molding device according to the present invention;
fig. 2 is a schematic structural view of a feeding funnel provided by the present invention;
fig. 3 is a schematic view of the internal structure of the feeding funnel according to the present invention;
fig. 4 is a schematic view of the bottom structure of the dredging cone head provided by the utility model;
in the figure: 1. a common base; 2. a stub bar-free die assembly case; 3. a demolding chamber; 4. a feed hopper; 5. an oil delivery pipe; 6. a motor; 7. an oil cylinder; 8. injection molding the case; 9. a conveyor barrel; 10. a funnel top cover; 11. an auxiliary pulling plate; 12. a limiting lantern ring; 13. a material feeding crank; 14. a manual rocker; 15. a rotating sleeve; 16. a movable rotating shaft; 17. dredging the conical head; 18. a lifting screw; 19. a butt joint; 20. and rotating the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a stub bar-free plastic injection molding device comprises a shared base 1 and an injection molding machine box 8, wherein the injection molding machine box 8 is installed on the outer wall of the upper end of the right side of the shared base 1, the right end of the injection molding machine box 8 is provided with a motor 6, the left end of the motor 6 is connected with an oil cylinder 7, the upper end of the oil cylinder 7 is provided with an oil pipeline 5, the left end of the oil cylinder 7 is connected with a conveyor barrel 9, the outer wall of the upper end circumference close to the right side of the conveyor barrel 9 is connected with a feeding hopper 4, the upper end of the feeding hopper 4 is provided with a hopper top cover 10, the hopper top cover 10 is fixedly connected with the feeding hopper 4 through a movable rotating shaft 16, the outer wall of the left end circumference of the hopper top cover 10 is connected with an auxiliary pull plate 11, the outer wall of the upper end of the hopper top cover 10 is connected with a limiting lantern ring 12, spacing lantern ring 12 is located the upper end center department of funnel top cap 10, position through spacing lantern ring 12 restriction swivel sleeve 15, make when rotating swivel sleeve 15, manual rocker 14 can slide from top to bottom in spacing lantern ring 12, the inside swivel sleeve 15 that has cup jointed in upper end of spacing lantern ring 12, be provided with fixed fender ring on the lower extreme circumference outer wall of swivel sleeve 15, fixed fender ring fixing clip on the circumference outer wall of swivel sleeve 15 lower extreme is put in spacing lantern ring 12, make manual rocker 14 can rise or descend in spacing lantern ring 12 through rotating swivel sleeve 15, thereby can change the position of lifting screw 18 in feed hopper 4, dredge the inside material that blocks up of feed hopper 4, and when can rising lifting screw 18 to the top, can open funnel top cap 10, from not influencing the normal feeding of feed hopper 4.
A stub bar-free plastic injection molding device comprises a rotary sleeve 15, wherein a manual rocker 14 is arranged on the outer wall of the upper end of the rotary sleeve 15, a material passing crank 13 is sleeved on the outer portion of the upper end of the manual rocker 14, a lifting screw 18 is connected to the lower end of the right side of the manual rocker 14, the lower end of the lifting screw 18 vertically penetrates through the rotary sleeve 15 and a funnel top cover 10 and is rotationally fixed inside a butt joint 19 through threads, so that a dredging cone 17 can be fixedly installed at the lower end of the lifting screw 18, when the rotary sleeve 15 is rotated, the lifting screw 18 can slide downwards so that the dredging cone 17 at the lower end touches the inner wall of the bottom of a feeding funnel 4, the dredging cone 17 slowly rotates by shaking the material passing crank 13, so as to dredge the bottom of the feeding funnel 4, external threads are arranged on the outer wall of the circumference of the lifting screw 18, internal threads are arranged on the inner wall of the circumference of the rotary sleeve 15, the external threads on the, because the lower end of the rotary sleeve 15 is fixedly limited on the limit lantern ring 12, the lifting screw 18 can slide up and down in the rotary sleeve 15 when the rotary sleeve is rotated, and the dredging conical head 17 can be lifted or lowered upwards.
A stub-free plastic injection molding device comprises a dredging conical head 17 connected with the lower end of a lifting screw 18, a butt joint 19 is arranged on the dredging conical head 17, a rotating plate 20 is connected with the outer wall of the lower end of the butt joint 19, four rotating plates 20 are arranged on the dredging conical head 17, the four rotating plates 20 are of a trapezoidal structure, the four rotating plates 20 are uniformly arranged on the outer wall of the lower end of the butt joint 19 in a cross shape, the dredging conical head 17 at the lower end of the lifting screw 18 can rotate at the bottom of a feeding funnel 4 by rotating a material passing crank 13, materials of an original Dewar plug can fall downwards from gaps among the rotating plates 20 and enter a conveyor barrel 9 for melting and conveying, a motor 6 is electrically connected with an external power supply through an injection molding machine box 8, a stub-free mold closing machine box 2 is arranged on the outer wall of the upper end of the left side of a shared base 1, a mold releasing chamber 3 is arranged inside the right end of the stub-free, the stub bar-free die assembly case 2 is electrically connected through an external power supply.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the novel stub bar-free plastic injection molding device has the working principle similar to that of an injector for injection, and is characterized in that the plastic in a well plasticized molten state (namely, viscous state) is injected into a closed die cavity by means of the thrust of a screw rod in a conveyor barrel 9, the process of a product is obtained after solidification and shaping, granular or powdery plastic is firstly added into the conveyor barrel 9 from a feeding funnel 4, and the plastic is heated to be in the molten state through the rotation of the screw rod and the outer wall of the conveyor barrel 9, then the stub bar-free die assembly machine box 2 carries out die assembly and forward movement of an injection seat, a nozzle is made to be attached to a sprue channel of a die, then pressure oil is introduced into an oil cylinder 7, the screw rod is made to advance, thereby melting materials are injected into the closed die with lower melting temperature at high pressure and high speed, and the melting materials are kept (also called pressure maintaining) and cooled through certain time and pressure, solidifying and forming the product, and opening the mold to take out the product.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a no stub bar plastics device of moulding plastics, includes sharing base (1) and quick-witted case (8) of moulding plastics, its characterized in that: the injection molding machine box (8) is installed on the outer wall of the upper end of the right side of the shared base (1), the right end of the injection molding machine box (8) is provided with a motor (6), the left end of the motor (6) is connected with an oil cylinder (7), the upper end of the oil cylinder (7) is provided with an oil conveying pipe (5), the left end of the oil cylinder (7) is connected with a conveyor barrel (9), the outer wall of the circumference of the upper end close to the right side of the conveyor barrel (9) is connected with a feeding hopper (4), the upper end of the feeding hopper (4) is provided with a hopper top cover (10), the hopper top cover (10) and the feeding hopper (4) are fixedly connected through a movable rotating shaft (16), the outer wall of the circumference of the left end of the hopper top cover (10) is connected with an auxiliary pulling plate (11), the outer wall of the upper end of the hopper top cover (10) is connected with a limit sleeve, be provided with manual rocker (14) on the upper end outer wall of swivel sleeve (15), logical material crank (13) has been cup jointed to the upper end outside of manual rocker (14), the right side lower extreme of manual rocker (14) is connected with lifting screw (18), the lower extreme of lifting screw (18) is connected with mediation awl head (17), be provided with on mediation awl head (17) butt joint (19), be connected with rotor plate (20) on the lower extreme outer wall of butt joint (19), motor (6) are through quick-witted case (8) and external power source electric connection of moulding plastics.
2. The stub-free plastic injection molding apparatus according to claim 1, wherein: the die-casting machine is characterized in that a stub bar-free die-closing machine case (2) is arranged on the outer wall of the upper end of the left side of the shared base (1), a demolding chamber (3) is arranged inside the right end of the stub bar-free die-closing machine case (2), and the stub bar-free die-closing machine case (2) is electrically connected through an external power supply.
3. The stub-free plastic injection molding apparatus according to claim 1, wherein: spacing lantern ring (12) are through welded mode and funnel top cap (10) upper end outer wall fixed connection, spacing lantern ring (12) are vertical on a straight line with the centre of a circle of funnel top cap (10).
4. The stub-free plastic injection molding apparatus according to claim 1, wherein: the outer wall of the circumference of the lower end of the rotary sleeve (15) is provided with a fixed stop ring, and the fixed stop ring on the outer wall of the circumference of the lower end of the rotary sleeve (15) is fixedly clamped in the limiting sleeve ring (12).
5. The stub-free plastic injection molding apparatus according to claim 1, wherein: the lower end of the lifting screw (18) vertically penetrates through the rotary sleeve (15) and the hopper top cover (10) and is rotationally fixed inside the butt joint (19) through threads.
6. The stub-free plastic injection molding apparatus according to claim 1, wherein: the lifting screw is characterized in that external threads are arranged on the circumferential outer wall of the lifting screw (18), internal threads are arranged on the circumferential inner wall of the rotary sleeve (15), and the external threads on the circumferential outer wall of the lifting screw (18) are screwed with the internal threads on the circumferential inner wall of the rotary sleeve (15).
7. The stub-free plastic injection molding apparatus according to claim 1, wherein: be provided with four rotor plates (20) on mediation conical head (17) altogether, four rotor plates (20) are the trapezium structure, four rotor plates (20) are the cross and evenly set up on the lower extreme outer wall of butt joint (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146994.9U CN211843050U (en) | 2020-01-23 | 2020-01-23 | Stub bar-free plastic injection molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146994.9U CN211843050U (en) | 2020-01-23 | 2020-01-23 | Stub bar-free plastic injection molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211843050U true CN211843050U (en) | 2020-11-03 |
Family
ID=73233408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020146994.9U Expired - Fee Related CN211843050U (en) | 2020-01-23 | 2020-01-23 | Stub bar-free plastic injection molding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211843050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308627A (en) * | 2021-12-03 | 2022-04-12 | 江西宏科特种合金有限公司 | Secondary titanium sponge sorting and screening device and method |
-
2020
- 2020-01-23 CN CN202020146994.9U patent/CN211843050U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308627A (en) * | 2021-12-03 | 2022-04-12 | 江西宏科特种合金有限公司 | Secondary titanium sponge sorting and screening device and method |
| CN114308627B (en) * | 2021-12-03 | 2023-01-31 | 江西宏科特种合金有限公司 | Secondary titanium sponge sorting and screening device and method |
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| GR01 | Patent grant | ||
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Granted publication date: 20201103 |