CN103481472A - Injection molding machine with pre-molding and injection molding switching device - Google Patents
Injection molding machine with pre-molding and injection molding switching device Download PDFInfo
- Publication number
- CN103481472A CN103481472A CN201310420147.1A CN201310420147A CN103481472A CN 103481472 A CN103481472 A CN 103481472A CN 201310420147 A CN201310420147 A CN 201310420147A CN 103481472 A CN103481472 A CN 103481472A
- Authority
- CN
- China
- Prior art keywords
- injection molding
- preformed
- switching device
- injection
- barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
- B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
- B29C45/544—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw the plasticising unit being connected to a transfer chamber in the injection unit at the upstream side of the injection piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
- B29C2045/1785—Movement of a part, e.g. opening or closing movement of the mould, generating fluid pressure in a built-in fluid pressure generator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
- B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
- B29C2045/547—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw continuously rotating plasticising screw cooperating with a single injection plunger
Abstract
The invention belongs to injection molding machines, and particularly relates to an injection molding machine with a pre-molding and injection molding switching device. The injection molding machine with the pre-molding and injection molding switching device solves the problems that due to the fact that pre-molding and injection molding of an existing injection molding machine only can be carried out sequentially in one feed cylinder, the period is long and the efficiency is low. The injection molding machine with the pre-molding and injection molding switching device comprises oil cylinders on a machine frame, a material injection cylinder and an injection molding head which is in butt joint with the material injection cylinder and is provided with a hole shrinkage feeding port, wherein a material injection rod driven by the oil cylinders is arranged in the material injection cylinder. The injection molding machine with the pre-molding and injection molding switching device is characterized in that a switching valve is arranged between the feeding port of the injection molding head and a discharging port, the switching valve is communicated with a pre-molding mechanism through a material conveying pipe, and the pre-molding mechanism comprises a pre-material cylinder installed on the machine frame and a stirring threaded rod arranged in the pre-material cylinder. According to the injection molding machine with the pre-molding and injection molding switching device, stirring of materials and injection extrusion are carried out in a separated mode, the time and the path for the well-stirred materials to enter a mold cavity are switched, the efficiency of the injection molding machine is improved, and continuous injection molding production is achieved.
Description
Technical field
The invention belongs to injection machine, especially a kind of injection machine with preformed and injection moulding switching device shifter.
Background technology
But existing injection machine comprises two groups of driving mechanisms that are loaded on the barrel of self-heating on frame, the injecting head of being located at the interior agitating screw of barrel, the docking of barrel front end, the rotation of promotion agitating screw and move forward and backward, two groups of driving mechanisms make respectively agitating screw sequentially stir material and injection pressing materials.The mounting structure complexity of this injection machine, because barrel only has an agitating screw, to stir the preformed of material and inject the injection moulding of pushing and must successively carry out successively, after the injection moulding extruding, needing to wait agitating screw to return original position could feed in raw material again, again preformed, cause that the production cycle is long, efficiency is low.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition is to overcome the preformed of existing injection machine and cycle length, the inefficient problem that injection moulding can only successively be brought successively in a barrel, a kind of injection machine with preformed and injection moulding switching device shifter is provided, injection machine of the present invention can separate stirring material and injection extruding and switch time and the path that the material be stirred enters mold cavity, improve injection machine efficiency, realize continuous injection moulding production.
For achieving the above object, the technical solution used in the present invention: the injection machine with preformed and injection moulding switching device shifter, comprise oil cylinder, the filling barrel on frame and the injecting head with the undergauge charging aperture docked with filling barrel, be provided with the feed rod by hydraulic oil cylinder driving in filling barrel, it is characterized in that between described injecting head charging aperture and discharging opening being provided with a transfer valve, described transfer valve is communicated with a preformed mechanism by a conveying pipeline, and described preformed mechanism comprises the pre-barrel be loaded on frame and is located at the agitating screw in pre-barrel.The preformed that the present invention will have injection machine now is separated with injection moulding, feed rod is only born extruding and discharging work, the preformed mechanism arranged separately completes the preformed processing of raw material by the agitating screw in it, control by transfer valve time and the path that the material be stirred enters mold cavity, improve injection machine production efficiency, realize continuous injection moulding production.Conveying pipeline can convey materials, also can suitably store the material be stirred; Both can as soon as possible mass transport be entered in filling barrel, also can reduce the space that the material be stirred takies pre-barrel, contribute to improve continuous-running efficiency.When transfer valve is communicated with the charging aperture of injecting head and discharging opening, feed rod pushes injection moulding in filling barrel; When transfer valve cuts out the injecting head discharging opening, the material that preformed is good is squeezed into filling barrel, need not as existing injection machine, will wait for that feed rod returns original position fully, could vacating space reinforced and then stir again, accelerate preformed speed, improved the production efficiency of complete machine.
As further improving and supplementing technique scheme, the present invention adopts following technical measures, described transfer valve comprises a spool that can open and close the injecting head material channel, described spool is spool movably, be provided with two through holes along its moving direction on spool, one of them through hole can be communicated with filling barrel and injecting head discharging opening, so that material is expressed in mould by filling barrel; Another through hole can be communicated with filling barrel and conveying pipeline, so that material is clamp-oned filling barrel by pre-barrel through conveying pipeline.Move the material channel that opens and closes injecting head by spool, in other words, can control by transfer valve the material be stirred and enter filling barrel or extrude from filling barrel.During use, two through holes can be selected a connection material channel, realize two kinds of feed status of material: the first can make material be expressed in mould and be carried out injection moulding by filling barrel; The second can make material clamp-on filling barrel by pre-barrel through conveying pipeline, and filling barrel is fed in raw material.In use, the moving direction of spool can be set as the traversing of the lifting of vertical direction or horizontal direction.
Described conveying pipeline is provided with a feed valve linked with transfer valve.Feed valve can further be controlled material and transport to filling barrel from pre-barrel, and the material that aforementioned transfer valve is controlled is transferred to by pre-barrel to filling barrel that feed valve is shared or independent the realization.
On described spool in two through holes one be straight hole, another is two holes, right angle that the vertical duct that is connected forms.Straight hole is for being communicated with charging aperture and the discharging opening of injecting head, so that the material in filling barrel injects mould; The hole, right angle is for being communicated with filling barrel and conveying pipeline, so that the good material of preformed injects filling barrel.
Described spool is connected with a driving mechanism of being located on frame, and described driving mechanism comprises the pull bar of the push cylinder that is fixed on frame and its driving, and the two ends of described pull bar are connected with push cylinder and spool respectively.Move it by driving mechanism band movable valve plug is installed on frame, realize the different choice of transfer valve to material conveying passage.
An outlet is offered in described conveying pipeline stage casing, and described outlet connects a material storage tube, is provided with a valve body linked with transfer valve in material storage tube.By connect a material storage tube with valve body on conveying pipeline, make the preformed mechanism in injection machine keep continuous operation to shut down, the material that the continuous operation of preformed mechanism is sent can be sent into material storage tube and be kept in.When transfer valve is communicated with filling barrel and injecting head discharging opening, the valve body in material storage tube moves to increase the material that the material storage tube cavity receives the continuous operation of preformed mechanism to send; When transfer valve is communicated with filling barrel and conveying pipeline, the valve body in material storage tube moves to reduce the material storage tube cavity and releases material, and temporary before material is sent into to filling barrel through conveying pipeline.The movement of valve body can realize as conventional oil cylinder by connecting a driving mechanism.
Described oil cylinder is the driving oil cylinder that two symmetries are respectively in the feed rod both sides, described driving oil cylinder comprises the guide post that is fixed in parallel feed rod on frame and is placed in the active cylinder block on guide post, described active cylinder block frame on the slide rail that is fixed on frame and relatively guide post moves back and forth, the bearing of trend of slide rail is parallel to feed rod, two active cylinder block homonymy one ends are connected with guide post, the active cylinder block other end is connected on a holder altogether, and the drive end of described holder and feed rod is affixed.By two driving oil cylinder task driven feed rods together of apportion feed rod both sides side by side, make feed rod move extruding feeding work in filling barrel; The effect of holder is by two, to drive oil cylinders to couple together transferring power to drive feed rod, feed rod is moved around more steady; Slide rail can reduce the frictional force of active cylinder block translation and play guide effect, and feed rod steadily moves in filling barrel, filling barrel steady extruding material.
Described agitating screw is two intermeshing conical screws.Existing single agitating screw requires harsh for selecting materials of preformed, it must be particulate material, be not suitable for light material, sheet stock, wood powder, assorted material, adopt two conical screws intermeshing, extrude thrust large, can greatly reduce the requirement of selecting materials of preformed, make large sheet, light and soft property waste material and wood powder foreign material all can in pre-barrel, be stirred preformed, material preformed effect is used single screw rod to stir better than original, and charging rate is fast, and mixed effect and preformed color and luster are also more even.
Described pre-barrel upper shed connects a loading hopper, and filling barrel is located on frame with barrel is parallel in advance.The effect of loading hopper is convenient toward charge material in barrel in advance; Pre-barrel and filling barrel be arranged in parallel on frame, can reduce and take up room, and make the injection machine mounting structure compacter.
The affixed dismountable conical head of the material feeding end of described feed rod, the undergauge charging aperture coupling of the shape of conical head and injecting head, the tail end of conical head is provided with the blind hole of offering on the Plug Division of a protrusion and feed rod connecting end surface and forms interference and peg graft, and on the connecting end surface of feed rod, fluting fitting key and conical head are fixed.Because feed rod is born the function that material is sent in extruding, can avoid the direct contact squeeze material of feed rod by an affixed demountable conical head on the material feeding end in feed rod extruding work, extend the service time of feed rod, directly change and get final product after conical head wearing and tearing or distortion, on not impact of feed rod; The Plug Division that the conical head tail end protrudes and the blind hole interference on feed rod are pegged graft for the axial location of conical head and feed rod, and on feed rod, fluting dress key and conical head fixedly prevent relatively rotating between feed rod and conical head.
The preformed that the present invention will have injection machine now is separated with injection moulding, feed rod is only born extruding and discharging work, the preformed that the preformed mechanism arranged separately completes raw material stirs, transfer valve can be controlled time and the path that the material be stirred enters mold cavity, inject filling barrel and inject between mold cavity and switched by filling barrel at material, effectively improve injection machine production efficiency, realized continuous injection moulding production.Conveying pipeline in this programme can convey materials, also can suitably store the material be stirred, and both can as soon as possible mass transport be entered in filling barrel, also can reduce the space that the material be stirred takies pre-barrel, contributes to improve continuous-running efficiency.Further, on the conveying pipeline that connects filling barrel and pre-barrel, set up the material storage tube with valve body, it is temporary that the material that the continuous operation of preformed mechanism is sent is sent into material storage tube, makes preformed mechanism keep continuous operation not shut down, and further improves the injection machine operating efficiency.In addition, the present invention can also set up the conveying that a feed valve is further controlled material on conveying pipeline, by feed valve share or independently realize aforementioned transfer valve control material by pre-barrel the function to filling barrel.
The accompanying drawing explanation
The plan structure schematic diagram of Fig. 1: this programme embodiment 1 (active cylinder block is in far-end, and feed rod is not material feeding also).
The plan structure cutaway view of Fig. 2: this programme embodiment 1 (active cylinder block is in near-end, and feed rod carries out material feeding).
Fig. 3: the lateral plan of this programme embodiment 1 (active cylinder block is in near-end, and feed rod carries out material feeding).
Fig. 4: transfer valve schematic diagram (straight hole is opened, the right angle bore closure).
Fig. 5: transfer valve schematic diagram (open in the hole, right angle, and straight hole is closed).
The plan structure cutaway view of Fig. 6: this programme embodiment 2 (active cylinder block is in far-end, and feed rod is not material feeding also).
In figure: 1. oil cylinder, 2. holder, 3. feed rod, 4. filling barrel, 5. injecting head, 6. transfer valve, 7. conveying pipeline, 8. pre-barrel, 9. agitating screw, 10. motor, 11. gearbox, 12. loading hopper, 13. spool, 14. push cylinder, 15. straight hole, 16. hole, right angle, 17. pull bar, 18. material storage tube, 19. valve body, 20. driving mechanism, 21. mould, 22. guide post, 23. active cylinder block, 24. slide rail, 25. conical head, 26. Plug Division, 27. blind hole, 28 undergauge charging apertures, 29. key.
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the present invention is further illustrated.
Embodiment 1 is as shown in Fig. 1～5, a kind of injection machine with preformed and injection moulding switching device shifter, comprise the oil cylinder 1 on frame similarly to the prior art, filling barrel 4 and the injecting head with undergauge charging aperture 28 5 docked with filling barrel, be provided with the feed rod 3 driven by oil cylinder 1 in filling barrel 4, the affixed dismountable conical head 25 of the material feeding end of feed rod 3, undergauge charging aperture 28 couplings of the shape of conical head 25 and injecting head 5, the tail end of conical head 25 is provided with the blind hole 27 of offering on the Plug Division 26 of a protrusion and feed rod 3 connecting end surfaces and forms interference and peg graft, on the connecting end surface of feed rod 3, fluting fitting key 29 and conical head are fixed, described oil cylinder 1 is the driving oil cylinder that two symmetries are respectively in feed rod 3 both sides, the driving oil cylinder comprises the guide post 22 that is fixed in parallel feed rod 3 on frame and is placed in the active cylinder block 23 on guide post, 23 of described active cylinder blocks on the slide rail 24 that is fixed on frame and relatively guide post 22 move back and forth, the bearing of trend of slide rail 24 is parallel to feed rod 3, two active cylinder block 23 homonymy one ends are connected with guide post 22, active cylinder block 23 other ends are connected on a holder 2 altogether, the drive end of holder and feed rod 3 is affixed, be provided with a transfer valve 6 between the charging aperture of described injecting head 5 and discharging opening, described transfer valve is communicated with a preformed mechanism by a conveying pipeline 7, described preformed mechanism comprises the pre-barrel 8 that is loaded on parallel filling barrel 4 on frame and is located at the agitating screw 9 in pre-barrel, pre-barrel 8 upper sheds connect a loading hopper 12, and agitating screw 9 is two intermeshing conical screws, described transfer valve 6 comprises a spool 13 that can open and close injecting head 5 material channels, described spool 13 can move in oscilaltion, spool 13 is provided with upper and lower two through holes, upper through hole is that straight hole 15 can be communicated with filling barrel 4 and injecting head 5 discharging openings, so that material is extruded in mould by 4 of material feedings, lower through-hole is that the hole, right angle 16 that two vertical ducts that are connected form can be communicated with filling barrel 4 and conveying pipeline 7, so that material is clamp-oned filling barrel 4 by pre-barrel 8 through conveying pipeline 7, spool 13 is connected with a driving mechanism of being located on frame, described driving mechanism comprises the push cylinder 14 that is fixed on frame and the pull bar 17 of its driving, the two ends up and down of described pull bar 17 are connected with push cylinder 14 and spool 13 respectively.In addition, motor 10 and gearbox 11 also are housed on frame and are connected with agitating screw 9, the discharging opening of injecting head 5 is communicated with mould 21 die cavities.
During use, spool moves down as shown in Figure 4, straight hole is communicated with charging aperture and the discharging opening of injecting head, now transfer valve cuts out conveying pipeline, drive as shown in Figures 1 to 3 the relatively-stationary guide post motion of active cylinder block translation on guide rail of oil cylinder, active cylinder block is from the distal translation shown in Fig. 1 to Fig. 2 with the near-end shown in 3, and active cylinder block drives feed rod translation extruded material in filling barrel, and material is squeezed into mold cavity from injecting head; On spool, move as shown in Figure 5, the hole, right angle is communicated with conveying pipeline conducting preformed mechanism, now the injecting head discharging opening is closed, drive the active cylinder block of oil cylinder slowly to retreat and finally get back to the remote location shown in Fig. 1, feed rod is also return original position afterwards, now two of preformed mechanism conical screw engagements are rotated, the material that preformed is good is squeezed into filling barrel by the charging aperture of injecting head, need not as existing injection machine, to wait for that feed rod returns original position fully, could feed in raw material and stir again by vacating space, accelerate preformed speed, improved complete machine production efficiency.
Embodiment 2 as shown in Figure 6, be that with embodiment 1 difference described conveying pipeline 7 stage casings offer an outlet, described outlet connects a material storage tube 18, be provided with a valve body 19 in material storage tube 18, described valve body 19 and transfer valve 6 interlocks, valve body 19 is connected with a driving mechanism 20 of installing on frame, and remainder is identical with embodiment 1.
During use and the difference part of embodiment 1 be, when straight hole is communicated with the charging aperture of injecting head and discharging opening, transfer valve cuts out conveying pipeline, preformed mechanism can continuous operation and without shutdown, valve body in material storage tube retreats under driving mechanism drives, the spatial accommodation of material storage tube is increased, hold the good material of preformed that the continuous operation of preformed mechanism is sent; When the hole, right angle is communicated with conveying pipeline, valve body is done and aforementioned reverse advancing under driving mechanism drives, the spatial accommodation of material storage tube is reduced, temporary before preformed material is clamp-oned to conveying pipeline again, squeeze in filling barrel together with the follow-up material of sending with preformed mechanism continuous operation.
In addition; can also be in conveying pipeline to set up a feed valve linked with transfer valve; this feed valve can further be controlled the conveying of material; make this valve become material and lead to the control valve of filling barrel from pre-barrel, feed valve is in fact that aforementioned transfer valve control material is shared by feed valve by pre-barrel to the function of filling barrel or independent the realization.
Claims (10)
1. the injection machine that there is preformed and injection moulding switching device shifter, the injecting head (5) of the band undergauge charging aperture (28) that comprises oil cylinder (1), the filling barrel (4) on frame and dock with filling barrel, be provided with the feed rod (3) driven by oil cylinder (1) in filling barrel (4), it is characterized in that being provided with a transfer valve (6) between the charging aperture of described injecting head (5) and discharging opening, described transfer valve is communicated with a preformed mechanism by a conveying pipeline (7), and described preformed mechanism comprises the pre-barrel (8) be loaded on frame and is located at the agitating screw (9) in pre-barrel.
2. the injection machine with preformed and injection moulding switching device shifter according to claim 1, it is characterized in that described transfer valve (6) comprises a spool (13) that can open and close injecting head (5) material channel, described spool (13) is spool movably, spool (13) is upper is provided with two through holes along its moving direction, one of them through hole can be communicated with filling barrel (4) and injecting head (5), so that material is extruded in mould by material feeding (4) cylinder; Another through hole can be communicated with filling barrel (4) and conveying pipeline (7), so that material is clamp-oned filling barrel (4) by pre-barrel (8) through conveying pipeline (7).
3. the injection machine with preformed and injection moulding switching device shifter according to claim 1, is characterized in that described conveying pipeline (7) is provided with the feed valve of and transfer valve (6) interlock.
4. the injection machine with preformed and injection moulding switching device shifter according to claim 2, is characterized in that in upper two through holes of described spool (13) that one is straight hole (15), and another is two holes, right angle (16) that the vertical duct that is connected forms.
5. the injection machine with preformed and injection moulding switching device shifter according to claim 2, it is characterized in that described spool (13) is connected with a driving mechanism of being located on frame, described driving mechanism comprises the push cylinder (14) that is fixed on frame and the pull bar (17) of its driving, and the two ends of described pull bar (17) are connected with push cylinder (14) and spool (13) respectively.
6. according to the described injection machine with preformed and injection moulding switching device shifter of any one in claim 1 to 5, it is characterized in that described conveying pipeline (7) stage casing offers an outlet, described outlet connects a material storage tube (18), is provided with a valve body (19) linked with transfer valve (6) in material storage tube (18).
7. according to the described injection machine with preformed and injection moulding switching device shifter of any one in claim 1 to 5, it is characterized in that described oil cylinder (1) is the driving oil cylinder that two symmetries are respectively in feed rod (3) both sides, described driving oil cylinder comprises the guide post (22) that is fixed in parallel feed rod (3) on frame and is placed in the active cylinder block (23) on guide post, described active cylinder block (23) frame is gone up also guide post (22) relatively in the slide rail that is fixed on frame (24) and is moved back and forth, the bearing of trend of slide rail (24) is parallel to feed rod (3), two active cylinder blocks (23) homonymy, one end is connected with guide post (22), active cylinder block (23) other end is connected on a holder (2) altogether, the drive end of described holder and feed rod (3) is affixed.
8. according to the described injection machine with preformed and injection moulding switching device shifter of any one in claim 1 to 5, it is characterized in that described agitating screw (9) is two intermeshing conical screws.
9. according to the described injection machine with preformed and injection moulding switching device shifter of any one in claim 1 to 5, it is characterized in that described pre-barrel (8) upper shed connects a loading hopper (12), filling barrel (4) and pre-parallel being located on frame of barrel (8).
10. according to the described injection machine with preformed and injection moulding switching device shifter of any one in claim 1 to 5, the affixed dismountable conical head of material feeding end (25) that it is characterized in that described feed rod (3), undergauge charging aperture (28) coupling of the shape of conical head (25) and injecting head (5), the tail end of conical head (25) is provided with the blind hole (27) of offering on the Plug Division (26) of a protrusion and feed rod (3) connecting end surface and forms interference and peg graft, and on the connecting end surface of feed rod (3), slot fitting key (29) and conical head (25) are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420147.1A CN103481472A (en) | 2013-09-13 | 2013-09-13 | Injection molding machine with pre-molding and injection molding switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420147.1A CN103481472A (en) | 2013-09-13 | 2013-09-13 | Injection molding machine with pre-molding and injection molding switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103481472A true CN103481472A (en) | 2014-01-01 |
Family
ID=49822233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310420147.1A Pending CN103481472A (en) | 2013-09-13 | 2013-09-13 | Injection molding machine with pre-molding and injection molding switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103481472A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407232A (en) * | 2018-04-26 | 2018-08-17 | 周晓红 | A kind of high stability injection molding machine |
| CN109483935A (en) * | 2018-12-21 | 2019-03-19 | 东山欧凯金属塑料制品有限公司 | Material size reducing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6109909A (en) * | 1997-10-13 | 2000-08-29 | Kabushiki Kaisha Meiki Seisakusho | Pre-plasticizing injection apparatus having a plurality of heating and injecting cylinders and injection molding method of using the same |
| CN200945698Y (en) * | 2006-08-11 | 2007-09-12 | 乌鲁木齐德美隆塑化有限公司 | Micro foaming double-cylinder injection machine |
| CN201147984Y (en) * | 2007-12-08 | 2008-11-12 | 尔信机械(江门)有限公司 | Vertical type ejection shaping injection mechanism |
| CN201172270Y (en) * | 2007-09-20 | 2008-12-31 | 忻俊 | Injection moulding machine with injection and pre-injection independent synchronization |
| CN203713010U (en) * | 2013-09-13 | 2014-07-16 | 浙江宏振机械模具集团有限公司 | Injection molding machine with pre-plasticization and injection switching device |
-
2013
- 2013-09-13 CN CN201310420147.1A patent/CN103481472A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6109909A (en) * | 1997-10-13 | 2000-08-29 | Kabushiki Kaisha Meiki Seisakusho | Pre-plasticizing injection apparatus having a plurality of heating and injecting cylinders and injection molding method of using the same |
| CN200945698Y (en) * | 2006-08-11 | 2007-09-12 | 乌鲁木齐德美隆塑化有限公司 | Micro foaming double-cylinder injection machine |
| CN201172270Y (en) * | 2007-09-20 | 2008-12-31 | 忻俊 | Injection moulding machine with injection and pre-injection independent synchronization |
| CN201147984Y (en) * | 2007-12-08 | 2008-11-12 | 尔信机械(江门)有限公司 | Vertical type ejection shaping injection mechanism |
| CN203713010U (en) * | 2013-09-13 | 2014-07-16 | 浙江宏振机械模具集团有限公司 | Injection molding machine with pre-plasticization and injection switching device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407232A (en) * | 2018-04-26 | 2018-08-17 | 周晓红 | A kind of high stability injection molding machine |
| CN109483935A (en) * | 2018-12-21 | 2019-03-19 | 东山欧凯金属塑料制品有限公司 | Material size reducing machine |
| CN109483935B (en) * | 2018-12-21 | 2023-12-05 | 东山欧凯金属塑料制品有限公司 | Material reducing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4734243A (en) | Injection molding machine and method | |
| CN203713010U (en) | Injection molding machine with pre-plasticization and injection switching device | |
| CN105344966A (en) | Gear rack limiting core-pulling mechanism for pressure casting | |
| CN103481472A (en) | Injection molding machine with pre-molding and injection molding switching device | |
| CN102046353B (en) | Injection unit | |
| CN1324292A (en) | Shaping method for producing plastic parts and device for carrying out said method | |
| CN104943084A (en) | Double linkage type t-branch pipe elbow core-pulling mechanism | |
| CN104760227A (en) | Single-edge four-sliding-block synchronous core-pulling mechanism | |
| JPH07276432A (en) | Injection molding device with stacked molds | |
| CN102975341B (en) | Injection device for composite type shoes-making machine | |
| CN211416152U (en) | Squeezing and injecting integrated full-automatic embryo injecting machine | |
| CN211616500U (en) | Continuous working injection molding device | |
| CN115256786A (en) | Composite material extrusion injection molding integrated forming injection device and working method thereof | |
| CN210061764U (en) | Hybrid injection molding machine | |
| CN113021753A (en) | Low-delay injection molding system for automobile parts | |
| CN2071123U (en) | Two-set die injection moulding machine | |
| CN209812856U (en) | Blanking device of double-screw extruder | |
| CN217777605U (en) | Injection head of injection machine with inner injection and connecting upper | |
| CN207522962U (en) | Injection molding machine and former | |
| CN101249710A (en) | Injection mechanism of injection machine | |
| CN208343357U (en) | A kind of front mold slide is without ejection injection mold | |
| CN218489008U (en) | Injection molding machine is used in processing of plastic part convenient to ejection of compact | |
| CN215283228U (en) | Multi-station extrusion molding integrated machine | |
| CN116968277B (en) | Injection molding machine is used in plastic toy production | |
| CN220534852U (en) | Water carrying assembly for mold and water carrying device for mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140101 |