CN207617022U - A kind of rotary internal thread automatic demoulding mechanism - Google Patents
A kind of rotary internal thread automatic demoulding mechanism Download PDFInfo
- Publication number
- CN207617022U CN207617022U CN201721242344.9U CN201721242344U CN207617022U CN 207617022 U CN207617022 U CN 207617022U CN 201721242344 U CN201721242344 U CN 201721242344U CN 207617022 U CN207617022 U CN 207617022U
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- China
- Prior art keywords
- fixedly connected
- lower mode
- gear
- internal thread
- die holder
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- 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.)
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Abstract
The utility model provides a kind of rotary internal thread automatic demoulding mechanism, it include the die holder with guide post, ejector pin component, moving platen, lower mode, it is fixedly connected at the top of lower mode bottom and moving platen, ejector pin component includes thimble, thimble is slidably connected through lower mode with lower mode, moving platen is located above ejector pin component to be fixedly connected with die holder, rotating mechanism is fixedly connected on die holder, rotating mechanism includes the oil cylinder for being fixedly connected on die holder side, the rack being fixedly connected with the output shaft of oil cylinder, the driving gear of connection is engaged with rack, it is fixedly connected on the gear A of driving gear one end, several gear Bs of connection are engaged with gear A, the thread core being fixedly connected in gear B, thread core is rotatably connected through lower mode with lower mode.Mold core of the thread core as plastic internal thread, with lower mode relative rotary motion to leave lower mode under the drive of rotating mechanism.Its is simple in structure, easy to operate, realizes the function of internal thread automatic demoulding.
Description
Technical field
The utility model is related to injection mold fields, specifically disclose a kind of rotary internal thread automatic demoulding mechanism.
Background technology
Currently, the mold of the threaded plastic products of injection molding, unloading engagement thread has craft to unload engagement thread, i.e. mold
After die sinking, mode backs out product from mold or loose plug by hand, and production efficiency is extremely low；Strong off-square formula, i.e., by top
The axial force of needle top plate makes moulding deviate from by force, and deformation is larger after product depanning；Thread core is made into movable insert,
Hand-stripping is carried out outside mould, low production efficiency, labor intensity is big, can not achieve automation.
Utility model content
Based on this, it is necessary to be directed to prior art problem, provide a kind of rotary internal thread automatic demoulding mechanism, setting is only
Special structure, allows plastic internal thread and mould separating in such a way that rotating mechanism rotationally disengages, and does not need in manually operated
Mould of Automatic Separating for Thread mechanism.
To solve prior art problem, the utility model discloses a kind of rotary internal thread automatic demoulding mechanism, including band
It is fixedly connected at the top of die holder, ejector pin component, moving platen, the lower mode of guide post, lower mode bottom and moving platen, ejector pin component includes
Thimble, thimble are slidably connected through lower mode and with lower mode, and moving platen is located above ejector pin component and is fixedly connected with die holder,
Rotating mechanism is fixedly connected on die holder, rotating mechanism includes the oil cylinder for being fixedly connected on die holder side, the output shaft with oil cylinder
The rack that is fixedly connected, the driving gear that connection is engaged with rack, the gear A and gear A for being fixedly connected on driving gear one end
Engage several gear Bs of connection, the thread core that is fixedly connected in gear B, thread core through lower mode and with lower mode
Rotatable connection.
Need subsequently demould work after mold clamping, mold core of the thread core as plastic internal thread,
Under the drive of rotating mechanism, thread core leaves lower mode with lower mode relative rotary motion, recycles thimble plastic
It is ejected from lower mode, plastic just can automatic demoulding.Its is simple in structure, easy to operate, realizes the work(of internal thread automatic demoulding
Energy.
Preferably, ejector pin component further includes thimble panel, and thimble is fixedly connected on far from lower mode one end on thimble panel,
It is provided through the push hole positioned at thimble below the panel on die holder, several promotion guide posts are fixedly connected on thimble panel, pushes
Spring is arranged on guide post, the top plate that spring is fixedly connected on moving platen bottom far from thimble panel one end with one abuts, and pushes
Guide post is fixedly connected through top plate and with moving platen.
Preferably, several anti-slip tanks positioned at thread core periphery are provided at the top of lower mode.
Preferably, anti-slip tank cross sectional shape is wedge shape.
Preferably, adjacent at the top of rack to have several rack guide pads being fixedly connected with moving platen bottom, rack bottom adjacent
It is connected to several rack guide pads being fixedly connected with top plate top.
Preferably, die holder side is fixedly connected with oil cylinder seat, and oil cylinder is fixedly connected on oil cylinder seat side.
Preferably, adjoining has the copper sheathing being rotatably connected with moving platen between thread core and gear B.
The beneficial effects of the utility model are：The utility model discloses a kind of rotary internal thread automatic demoulding mechanism, if
Unique assembling structure is set, mold core of the thread core as plastic internal thread, under the drive of rotating mechanism, thread core is under
Mode relative rotary motion recycles thimble that plastic is ejected from lower mode, plastic just can take off automatically to leave lower mode
Mould.Its is simple in structure, easy to operate, realizes the function of internal thread automatic demoulding.The auto-reset function of ejector pin component setting,
It ensure that the stationarity and high efficiency of push piece operation, while the anti-slip tank being arranged on lower mode can prevent thread core from being revolved in demoulding
Plastic rotation is driven when turning and product is caused to wear.
Description of the drawings
Fig. 1 is the fractionation structural representation of the utility model.
Fig. 2 is the outline structural diagram of the utility model internal thread automatic demoulding mechanism.
Fig. 3 is the close-up schematic view in the portions A in the utility model Fig. 1.
Reference numeral is：Die holder 1, thimble 21, thimble panel 22, pushes guide post 221, spring 222, top plate at ejector pin component 2
223, rotating mechanism 5, oil cylinder 51, rack 52, driving gear 53, gear A 54, gear B 55, thread core 56, copper sheathing 561, tooth
Guide pad 57, oil cylinder seat 58.
Specific implementation mode
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below
The utility model is described in further detail with specific implementation mode in conjunction with attached drawing.
Referring to figs. 1 to Fig. 3.
The utility model embodiment discloses a kind of rotary internal thread automatic demoulding mechanism, includes the die holder 1 with guide post, top
Needle assemblies 2, moving platen 3, lower mode 4, lower 4 bottom of mode are fixedly connected with 3 top of moving platen, and ejector pin component 2 includes thimble 21,
Thimble 21 is slidably connected through lower mode 4 and with lower mode 4, and moving platen 3 is located at 2 top of ejector pin component and is fixed with die holder 1 and connected
It connects, rotating mechanism 5 is fixedly connected on die holder 1, rotating mechanism 5 includes the oil cylinder 51 and oil cylinder for being fixedly connected on 1 side of die holder
Rack 52 that 51 output shaft is fixedly connected, is fixedly connected on driving gear 53 at the driving gear 53 that connection is engaged with rack 52
The gear A 54 of one end, several gear Bs 55 that connection is engaged with gear A 54, the thread core 56 being fixedly connected in gear B 55,
Thread core 56 is rotatably connected through lower mode 4 and with lower mode 4.
Oil cylinder 51 is set in 1 side of die holder, 52 one end of rack is fixedly connected with the output shaft of oil cylinder 51, rack 52 is in oil
The output of cylinder 51 drives lower driving to engage 53 reciprocating rotary of driving gear of connection, is fixedly connected in 53 upper end of driving gear
Gear A 54, realizes the synchronous rotary of driving gear 53 and gear A 54, and gear A 54 drives the gear for engaging connection again
B55 rotates, and gear B 55 may be configured as engaging 2 of connection with gear A 54.Thread core 56 is in lower mode 4, in gear B 55
Drive under with 55 synchronous rotary of gear B.In specific knockout course, plastic is wrapped in the thread core as internal thread mold core
On 56, when thread core 56 rotates, plastic is connected to 4 top of lower mode, due to frictional force, plastic internal thread and screw-type
Core 56 will generate relative rotational sliding, and to which thread core 56 and plastic are detached from, 21 needle of thimble, which emits, to be set to far from lower mode 4 one
Side applies the thrust in 4 direction of mode down in 21 needle cap side of thimble, and plastic is detached under the action of thrust with lower mode 4, is taken off
Modulo operation is completed.
In order to promote the operability of push piece, it is based on above-described embodiment, ejector pin component 2 further includes thimble panel 22, thimble 21
It is fixedly connected on thimble panel 22 far from 4 one end of lower mode, pushing away positioned at 22 lower section of thimble panel is provided through on die holder 1
Hole is fixedly connected with several promotion guide posts 221 on thimble panel 22, pushes and is arranged with spring 222 on guide post 221, and spring 222 is remote
The top plate 223 for being fixedly connected on 3 bottom of moving platen with one from 22 one end of thimble panel abuts, and guide post 221 is pushed to run through top plate 223
And it is fixedly connected with moving platen 3.In specific operation process, across push hole toward applying 4 direction of mode down on thimble panel 22
Thrust, thimble 21 under thrust along push the direction of guide post 221 to top plate 223 close to and compressed spring 222, thimble 21 at this time
Sliding offsets with plastic and finally ejects plastic in lower mode 4；After spring 222 is compressed to a certain degree, thrust is removed,
Thimble panel 22 drives thimble 21 along pushing guide post 221 to reset under the active force of spring 222, and entire push piece reset has operated
At.
Plastic deforms in knockout course in order to prevent, is based on above-described embodiment, and 4 top of lower mode is provided with several positioned at spiral shell
The anti-slip tank 41 of 56 periphery of line core.
Based on above-described embodiment, 41 cross sectional shape of anti-slip tank is wedge shape.It is located at 56 periphery of thread core at 4 top of lower mode
The anti-slip tank 41 that cross sectional shape is wedge shape, when thread core 56 rotationally disengages lower mode 4, the straight body of wedge-shaped anti-slip tank 41 are set
Potential energy enough stops the relative rotary motion between plastic and thread core 56, prevents plastic rotational deformation.
For 52 kinetic stability of lifting rack, it is based on above-described embodiment, 52 top of rack is adjacent several and moving platen 3
The rack guide pad 57 that bottom is fixedly connected, 52 bottom contiguous of rack have several racks being fixedly connected with 223 top of top plate to lead
To block 57.Under the guiding role of rack guide pad 57, rack 52 can be oriented to along the setting of rack guide pad 57 stablizes fortune
It is dynamic, it avoids 52 movement locus of rack from deviateing, ensures that rack 52 is tightly engaged with driving gear 53.
In order to facilitate the maintenance of oil cylinder, it is based on above-described embodiment, 1 side of die holder is fixedly connected with oil cylinder seat 58, oil cylinder 51
It is fixedly connected on 58 side of oil cylinder seat.Oil cylinder 51 is arranged and is fixed outside die holder 1, and by oil cylinder seat 58, oil cylinder 51 can be facilitated
Operational maintenance and maintenance.
It is adjacent between thread core 56 and gear B 55 to have and move based on above-described embodiment in order to promote the fluency of demoulding
The copper sheathing 561 that template 3 is rotatably connected.Thread core 56 is rotatably connected by copper sheathing 561 with moving platen 3, and fluency and steady is rotated
Qualitative raising.
Above example only expresses a kind of embodiment of the utility model, the description thereof is more specific and detailed, but not
Can the limitation to the utility model patent range therefore be interpreted as.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality
With novel protection domain.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
1. a kind of rotary internal thread automatic demoulding mechanism, include the die holder (1) with guide post, ejector pin component (2), moving platen (3),
It is fixedly connected at the top of lower mode (4), lower mode (4) bottom and the moving platen (3), the ejector pin component (2) includes top
Needle (21), the thimble (21) are slidably connected through the lower mode (4) and with the lower mode (4), moving platen (3) position
It is fixedly connected above the ejector pin component (2) and with the die holder (1), which is characterized in that be fixedly connected on the die holder (1)
It includes the oil cylinder (51) for being fixedly connected on die holder (1) side and the oil cylinder to have rotating mechanism (5), the rotating mechanism (5)
(51) rack (52) that output shaft is fixedly connected, is fixedly connected the driving gear (53) that connection is engaged with the rack (52)
In the gear A (54) of the driving gear (53) one end, several gear Bs (55) connected are engaged with the gear A (54), fixed
The thread core (56) being connected in the gear B (55), the thread core (56) through the lower mode (4) and with it is described
Lower mode (4) rotatable connection.
2. a kind of rotary internal thread automatic demoulding mechanism according to claim 1, which is characterized in that the ejector pin component
(2) further include thimble panel (22), the thimble (21) is fixedly connected on the thimble panel far from described lower mode (4) one end
(22) on, the push hole being provided through on the die holder (1) below the thimble panel (22), the thimble panel (22)
On be fixedly connected with several promotion guide posts (221), be arranged with spring (222), the spring on the promotion guide post (221)
(222) top plate (223) for being fixedly connected on the moving platen (3) bottom with one far from described thimble panel (22) one end abuts,
The promotion guide post (221) is fixedly connected through the top plate (223) and with the moving platen (3).
3. a kind of rotary internal thread automatic demoulding mechanism according to claim 1, which is characterized in that the lower mode
(4) top is provided with several anti-slip tanks (41) positioned at the thread core (56) periphery.
4. a kind of rotary internal thread automatic demoulding mechanism according to claim 3, which is characterized in that the anti-slip tank
(41) cross sectional shape is wedge shape.
5. a kind of rotary internal thread automatic demoulding mechanism according to claim 2, which is characterized in that the rack (52)
Top adjoining has several rack guide pads (57) being fixedly connected with the moving platen (3) bottom, rack (52) bottom adjacent
It is connected to several rack guide pads (57) being fixedly connected with the top plate (223) top.
6. a kind of rotary internal thread automatic demoulding mechanism according to claim 1, which is characterized in that the die holder (1)
Side is fixedly connected with oil cylinder seat (58), and the oil cylinder (51) is fixedly connected on the oil cylinder seat (58) side.
7. a kind of rotary internal thread automatic demoulding mechanism according to claim 1, which is characterized in that the thread core
(56) adjoining has the copper sheathing (561) being rotatably connected with the moving platen (3) between the gear B (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721242344.9U CN207617022U (en) | 2017-09-26 | 2017-09-26 | A kind of rotary internal thread automatic demoulding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721242344.9U CN207617022U (en) | 2017-09-26 | 2017-09-26 | A kind of rotary internal thread automatic demoulding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207617022U true CN207617022U (en) | 2018-07-17 |
Family
ID=62825997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721242344.9U Expired - Fee Related CN207617022U (en) | 2017-09-26 | 2017-09-26 | A kind of rotary internal thread automatic demoulding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207617022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228150A (en) * | 2018-08-09 | 2019-01-18 | 合肥天物金佰包装制品有限公司 | A kind of production mould with internal screw thread EPS package |
| CN112677387A (en) * | 2020-12-22 | 2021-04-20 | 陆红华 | Pipeline connecting piece machine-shaping system |
-
2017
- 2017-09-26 CN CN201721242344.9U patent/CN207617022U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228150A (en) * | 2018-08-09 | 2019-01-18 | 合肥天物金佰包装制品有限公司 | A kind of production mould with internal screw thread EPS package |
| CN112677387A (en) * | 2020-12-22 | 2021-04-20 | 陆红华 | Pipeline connecting piece machine-shaping system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20200926 |