CN104690922A - Thread demoulding device of injection mould - Google Patents
Thread demoulding device of injection mould Download PDFInfo
- Publication number
- CN104690922A CN104690922A CN201310665191.9A CN201310665191A CN104690922A CN 104690922 A CN104690922 A CN 104690922A CN 201310665191 A CN201310665191 A CN 201310665191A CN 104690922 A CN104690922 A CN 104690922A
- Authority
- CN
- China
- Prior art keywords
- thread
- sprocket wheel
- motor
- gear
- top board
- 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
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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4036—Ejector constructions; Ejector operating mechanisms driven by a screw and nut mechanism
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4042—Ejector constructions; Ejector operating mechanisms driven by rack and pinion means
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a thread demoulding device of an injection mould. The thread demoulding device comprises a lower mould base, an upper mould base, an ejector plate, a thread mould core, an injection molding part locating and stopping device, a first driving device and a second driving device, wherein the upper mould base is arranged on the lower mould base; the ejector plate is arranged on the upper mould base; the thread mould core is arranged in the upper mould base and the ejector plate; the injection molding part locating and stopping device is arranged on the ejector plate; the first driving device is used for driving the thread mould core to rotate; and the second driving device is used for driving the ejector plate to move upwards. The thread demoulding device disclosed by the invention has the advantages that the original manual thread demoulding way is replaced with a mechanical thread demoulding way, so that the labor intensity is reduced, and the production efficiency is increased; and the thread demoulding device is stable in use and good in using effect.
Description
Technical field
The present invention relates to a kind of Leave out thread device, particularly relate to one and be applied in injection mold, for the Leave out thread device that threaded moulding is deviate from.
Background technology
Developing in mould is injection mold faster.Its product is also applied in daily life more and more widely, as each industrial circle such as building, machinery, electronics, instrument, instrument.After threaded moulding completes injection moulding in injection mold, need threaded moulding to deviate from.At present, conventional taking-up mode has with under type: one is manual Leave out thread mode, and namely after injection mold die sinking, mode is by hand taken out in moulding, and its shortcoming is that labour intensity is large, and production efficiency is low; Two is adopt spring ejector, namely by spring force, moulding is deviate from by force, its production efficiency is higher, and it is inconsistent that its shortcoming is that the projecting motion that causes with the change of stroke of spring and screw thread deviate from axial displacement, and be easy to cause screw thread radial deformation and screw thread flange.
Summary of the invention
For the technical problem of above-mentioned existence, the object of the invention is: the mode proposing the mechanical Leave out thread of a kind of use replaces the mode of manual Leave out thread, and the injection mould Leave out thread device that result of use is good.
Technical solution of the present invention is achieved in that a kind of injection mould Leave out thread device, comprises die shoe, upper bolster, top board, thread core, moulding location rotation stop device, the first drive unit and the second drive unit; Described upper bolster is arranged on die shoe; Described top board is arranged on upper bolster; Described thread core is arranged in upper bolster and top board; Described moulding location rotation stop device is arranged on top board; Described first drive unit drives thread core to rotate; Described second drive unit drives top board to move upward; Described first drive unit comprises the first motor, Timing Belt, rotating shaft, the first gear and the second gear; The output shaft of described first motor is connected with rotating shaft by Timing Belt; Described first gear arranges above rotating shaft; Described second gear is arranged on below thread core; Described first gear and the second gear match; Described second drive unit comprises the second motor, the first sprocket wheel, screw mandrel, the second sprocket wheel, chain, movable block and push rod; The output shaft of described second motor is provided with the first sprocket wheel; The below of described upper bolster is provided with screw mandrel; Described screw mandrel is provided with the second sprocket wheel; Described first sprocket wheel is connected by chain with the second sprocket wheel; Described screw mandrel is also provided with movable block; Described movement is positioned at the top of the second sprocket wheel soon; Described movable block is provided with organizes push rod more; The top of described push rod contacts with top board.
Preferably, described thread core is arranged with two.
Preferably, described first motor is stepper motor.
Preferably, described second motor is servomotor.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Injection mould Leave out thread device of the present invention, replaces original manual Leave out thread mode by mechanical Leave out thread mode, reduces labour intensity, improve production efficiency; Meanwhile, it is inconsistent that the projecting motion that the spring overcoming spring ejector in the past causes with the change of stroke and screw thread deviate from axial displacement, and be easy to the deficiency causing screw thread radial deformation and screw thread flange.Leave out thread device of the present invention, uses stable, and result of use is good.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the structural representation of injection mould Leave out thread device of the present invention;
Accompanying drawing 2 is the using state structural representation of injection mould Leave out thread device of the present invention;
Wherein: 1, die shoe; 2, upper bolster; 3, top board; 4, thread core; 5, moulding location rotation stop device; 6, the first motor; 7, Timing Belt; 8, rotating shaft; 9, the first gear; 10, the second gear; 11, the second motor; 12, the first sprocket wheel; 13, screw mandrel; 14, the second sprocket wheel; 15, chain; 16, movable block; 17, push rod; 18, threaded moulding.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described.
Of the present invention a kind of injection mould Leave out thread device as shown in Figure 1, comprises die shoe 1, upper bolster 2, top board 3, thread core 4, moulding location rotation stop device 5, first drive unit and the second drive unit; Described upper bolster 2 is arranged on die shoe 1; Described top board 3 is arranged on upper bolster 2; Described thread core 4 is arranged in upper bolster 2 and top board 3; Described moulding location rotation stop device 5 is arranged on top board 3; Described first drive unit drives thread core 4 to rotate; Described second drive unit drives top board 3 to move upward; Described first drive unit comprises the first motor 6, Timing Belt 7, rotating shaft 8, first gear 9 and the second gear 10; The output shaft of described first motor 6 is connected with rotating shaft 8 by Timing Belt 7; Described first gear 9 arranges above rotating shaft 8; Described second gear 10 is arranged on below thread core 4; Described first gear 9 and the second gear 10 match; Described second drive unit comprises the second motor 11, first sprocket wheel 12, screw mandrel 13, second sprocket wheel 14, chain 15, movable block 16 and push rod 17; The output shaft of described second motor 11 is provided with the first sprocket wheel 12; The below of described upper bolster 2 is provided with screw mandrel 13; Described screw mandrel 13 is provided with the second sprocket wheel 14; Described first sprocket wheel 12 is connected by chain 15 with the second sprocket wheel 14; Described screw mandrel 13 is also provided with movable block 16; Described movement fast 16 is positioned at the top of the second sprocket wheel 14; Described movable block 16 is provided with many group push rods 17; The top of described push rod 17 contacts with top board 3.
Of the present invention a kind of injection mould Leave out thread device as shown in Figure 2, after threaded moulding 18 completes injection moulding in injection mold, first motor 6 starts, the output shaft of the first motor 6 drives rotating shaft 8 to rotate by Timing Belt 7, rotating shaft 8 drives the first gear 9 to rotate, the second gear 10 is driven to rotate, thus drive thread core 4 to rotate, simultaneously, second motor 11 starts, the output shaft of the second motor 11 drives the first sprocket wheel 12 to rotate, first sprocket wheel 12 drives the second sprocket wheel 14 to rotate by chain 15, screw mandrel 13 is driven to rotate, and then drive movable plate 16 to move up, thus drive push rod 17 to move up, top board 3 is caused to move up, due to the existence of moulding location rotation stop device 5, threaded moulding 18 is not rotated relative to top board 3, thus reach the object of being deviate from by threaded moulding 18.
Injection mould Leave out thread device of the present invention, replaces original manual Leave out thread mode by mechanical Leave out thread mode, reduces labour intensity, improve production efficiency; Meanwhile, it is inconsistent that the projecting motion that the spring overcoming spring ejector in the past causes with the change of stroke and screw thread deviate from axial displacement, and be easy to the deficiency causing screw thread radial deformation and screw thread flange.Leave out thread device of the present invention, uses stable, and result of use is good.
Above-mentioned injection mould Leave out thread device, described thread core is arranged with two, and making once can injection moulding two companies threaded moulding, improves production efficiency.
Above-mentioned injection mould Leave out thread device, described first motor stepper motor, when described second motor is servomotor, the stroke that thread core and push rod move up is more accurate, and injection mould Leave out thread device result of use is best.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (4)
1. an injection mould Leave out thread device, is characterized in that: comprise die shoe, upper bolster, top board, thread core, moulding location rotation stop device, the first drive unit and the second drive unit; Described upper bolster is arranged on die shoe; Described top board is arranged on upper bolster; Described thread core is arranged in upper bolster and top board; Described moulding location rotation stop device is arranged on top board; Described first drive unit drives thread core to rotate; Described second drive unit drives top board to move upward; Described first drive unit comprises the first motor, Timing Belt, rotating shaft, the first gear and the second gear; The output shaft of described first motor is connected with rotating shaft by Timing Belt; Described first gear arranges above rotating shaft; Described second gear is arranged on below thread core; Described first gear and the second gear match; Described second drive unit comprises the second motor, the first sprocket wheel, screw mandrel, the second sprocket wheel, chain, movable block and push rod; The output shaft of described second motor is provided with the first sprocket wheel; The below of described upper bolster is provided with screw mandrel; Described screw mandrel is provided with the second sprocket wheel; Described first sprocket wheel is connected by chain with the second sprocket wheel; Described screw mandrel is also provided with movable block; Described movement is positioned at the top of the second sprocket wheel soon; Described movable block is provided with organizes push rod more; The top of described push rod contacts with top board.
2. injection mould Leave out thread device according to claim 1, is characterized in that: described thread core is arranged with two.
3. injection mould Leave out thread device according to claim 1 and 2, is characterized in that: described first motor is stepper motor.
4. injection mould Leave out thread device according to claim 1 and 2, is characterized in that: described second motor is servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310665191.9A CN104690922A (en) | 2013-12-10 | 2013-12-10 | Thread demoulding device of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310665191.9A CN104690922A (en) | 2013-12-10 | 2013-12-10 | Thread demoulding device of injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104690922A true CN104690922A (en) | 2015-06-10 |
Family
ID=53338661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310665191.9A Pending CN104690922A (en) | 2013-12-10 | 2013-12-10 | Thread demoulding device of injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104690922A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407103A (en) * | 2008-11-15 | 2009-04-15 | 顺德职业技术学院 | Injection mould servo synchronous automatic thread demoulding mechanism and control method thereof |
| CN102328411A (en) * | 2011-09-06 | 2012-01-25 | 顺德职业技术学院 | Reset mechanism of mold push plate |
| CN102358009A (en) * | 2011-07-28 | 2012-02-22 | 顺德职业技术学院 | Injection mold screw thread core pulling mechanism |
| CN202572871U (en) * | 2012-05-25 | 2012-12-05 | 厦门市和江精密模具有限公司 | Two-chain-wheel mould of tooth twisting mechanism |
-
2013
- 2013-12-10 CN CN201310665191.9A patent/CN104690922A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407103A (en) * | 2008-11-15 | 2009-04-15 | 顺德职业技术学院 | Injection mould servo synchronous automatic thread demoulding mechanism and control method thereof |
| CN102358009A (en) * | 2011-07-28 | 2012-02-22 | 顺德职业技术学院 | Injection mold screw thread core pulling mechanism |
| CN102328411A (en) * | 2011-09-06 | 2012-01-25 | 顺德职业技术学院 | Reset mechanism of mold push plate |
| CN202572871U (en) * | 2012-05-25 | 2012-12-05 | 厦门市和江精密模具有限公司 | Two-chain-wheel mould of tooth twisting mechanism |
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|---|---|---|---|
| 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 |
Application publication date: 20150610 |
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| RJ01 | Rejection of invention patent application after publication |