CN206780925U - A kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine - Google Patents
A kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine Download PDFInfo
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- CN206780925U CN206780925U CN201720123833.6U CN201720123833U CN206780925U CN 206780925 U CN206780925 U CN 206780925U CN 201720123833 U CN201720123833 U CN 201720123833U CN 206780925 U CN206780925 U CN 206780925U
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- matched moulds
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- mold
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Abstract
The utility model discloses a kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine; the system is mainly made up of front template, moving platen, rear pattern plate, moving mold, fixed mold, pull bar, matched moulds drive system, ejection drive system and support; mould-matching structure provided by the utility model eliminates ejecting mechanism; connected firmly by feed screw nut and moving platen; die sinking process is realized using the relative motion of screw mandrel and top plate and ejects the coincidence of process; effectively shorten the production duration; improve production efficiency; and clamping is simplified, reduce cost.
Description
Technical field
It the utility model is related to high polymer material injection-moulding device field, more particularly to a kind of micro-injection molding machine of micro-injection molding machine
Full-automatic vertical compression three-plate type Clamping System.
Background technology
At present, also increasingly increase with the demand for telling development and high polymer material of high polymer material, one of them
Important directions are exactly physical dimension thin-walled property, precise treatment, microminiaturization, because miniature product volume and quality are all smaller, are used
Common polymer shaping machinery, may will result in the serious waste of material, especially for some medical miniature parts,
Can undoubtedly steeply rise cost using common high molecular materials forming machine, this just need high polymer material it is mechanical for
The measure of precision of machinery proposes higher requirement, and the one of trend for also causing polymer material molding machinery is exactly miniature
Change.
Utility model content
It is of the present utility model the defects of aiming to overcome that prior art, according to one kind of polymer material molding machinery
Trend, there is provided a kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine of micro-injection molding machine, the Clamping System are main
By front template, moving platen, rear pattern plate, moving mold, fixed mold, pull bar, matched moulds drive system, ejection drive system and support group
Into；The front template and rear pattern plate are arranged on the support, and the moving platen, front template and rear pattern plate pass through pull bar and nut
Connection；The matched moulds drive system includes the first servomotor, the small toothed belt wheel of matched moulds, matched moulds cingulum, the big toothed belt wheel of matched moulds, flat
Key, shifting formwork ball-screw nut, bearing holder (housing, cover) composition, the servomotor first pass through the small toothed belt wheel of matched moulds, matched moulds cingulum, matched moulds
Big toothed belt wheel is simultaneously connected with flat key with shifting formwork ball-screw, and shifting formwork ball-screw spiral shell is coated with the outside of the shifting formwork ball-screw
Female, bearing holder (housing, cover), the shifting formwork ball-screw nut are integrally fixed on the bearing holder (housing, cover), and the matched moulds drive system is close to institute
On the outside of rear pattern plate, the rear pattern plate is provided with end thrust ball bearing, the end thrust ball bearing end with shifting formwork ball-screw junction
Portion is provided with ball end thrust ball bearing end cap, and the shifting formwork ball-screw is connected with promotion support, and the promotion support passes through three
Root connecting rod connects with moving platen；It is described ejection drive system include the second servomotor, timing belt, thrust ball bearing, stop
Push the ball bearing (ball) cover, retaining plate, ejection ball-screw, ejection ball screw nut, ejection seat, composition, described second watches
Take motor one end to be fixed on moving platen, the other end is fixed on by thrust ball bearing end cap and promoted on support, and described second watches
Take motor to be connected with the ejection ball-screw by timing belt, the ejection ball-screw nut is fixed on the ejection ball
On leading screw, the ejection ball-screw is additionally provided with thrust ball bearing, the thrust ball bearing and ejection with servomotor junction
Seat is connected and is fixed on by pull bar on the moving platen；The promotion support is connected by connecting rod with the moving platen.
The front template and rear pattern plate are arranged on the support, and the moving platen, front template and rear pattern plate pass through pull bar
Connected with nut, drive moving platen to do linear reciprocating motion on pull bar so as to realize open mold by shifting formwork ball-screw；Institute
State matched moulds drive system to be made up of the first servomotor, timing belt, shifting formwork ball screw assembly, the open mold and locked mode are all
By the rotating power of the first servomotor, pass to ball screw assembly, by cingulum and its belt wheel to realize, and shifting formwork
Ball-screw nut is integrally fixed on bearing holder (housing, cover), and front and rear thrust in situ can only be rotated by the thrust function of thrust bearing, force rolling
Ballscrew, which produces, to be axially moved and drives moving platen, realizes that moving platen opens and closes mould according to the rotating of the first servomotor and rotating speed
Motion and the conversion of speed；In order to reserve space to liftout system, while ensure closing precision and moving platen stress equalization, if
The clamping system of 3 points of composition one sides is counted.Shifting formwork ball-screw is designed as in structure and promotes support to be connected, the promotion
Support is connected by three connecting rods with moving platen, and the axial movement of such shifting formwork leading screw, which just drives, promotes support motion, so as to real
The die open/close movement of existing moving platen；After matched moulds, ball-screw produces thrust until reaching the clamp force of setting, the clamp force
Determined by servomotor output torque, open and close mould speed be is determined by the first servomotor output speed, moment of torsion and turn
It is fast then by servo controller to servomotor carry out closed-loop control.The switching time of speed and moment of torsion, it is to pass through displacement transducer
Position monitoring is carried out, Multistage Control and regulation are realized to servomotor.
Ejection drive system is made up of the second servomotor, timing belt, ejection ball screw assembly, and after die sinking, second watches
The rotation of motor driven timing belt is taken, Flat dey joint is used between belt wheel and ejection ball-screw, the rotatory force of the second servomotor passes
Ejection ball screw assembly, is passed, due to the thrust function of thrust bearing, ball-screw can only rotate, due to ejecting ball-screw spiral shell
Mother is fixed by four pull bars, it is impossible to is rotated, therefore ball-screw forces ball-screw nut to move along a straight line, and drives liftout system
Acted.After liftout is completed, servomotor reversion, by V belt translation, ball-screw realizes the reset of liftout system, the demoulding
Using the method ejected indirectly, i.e. ejector beam is not acted directly on product, but is acted on runner, passes through runner and cast gate
Drive the plastic demoulding.
Injection Clamping System of the present utility model uses block insert type structure, it is only necessary to carries out higher progress to correlation and adds
Work, and supporting plate can be realized with common processing method, can be different according to required product with cost-effective, it can use not
Same insert structure, interchangeability is good, in addition, being also designed to the chamber of a mould four, one-shot forming product four, partly solves big injection
The contradiction of amount and the micro- shot of product, while production efficiency is also improved, this Clamping System eliminates ejecting mechanism, passes through leading screw
Nut and moving platen connect firmly, and realize die sinking process using the relative motion of screw mandrel and top plate and eject the coincidence of process, effectively contracting
The short production duration, production efficiency is improved, and simplify clamping, reduce cost.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description, embodiment is only this reality
With new one embodiment, for those of ordinary skill in the art, without having to pay creative labor, go back
Other embodiments can be obtained with reference to the accompanying drawings, also within protection scope of the present invention.
Fig. 1 is the structural representation of the full-automatic vertical compression three-plate type Clamping System of the utility model micro-injection molding machine；
Fig. 2 be micro-injection molding machine full-automatic vertical compression three-plate type Clamping System in moving platen front view.
Reference：1- front templates, 2- passages, 3- vacuum adapters, 4- moving platens, 5- ejection ball-screws, 6- ejections
Ball-screw nut, 7- ejection seats, 8- shifting formwork ball-screws, the servomotors of 9- first, the small toothed belt wheel of 10- matched moulds, 11- matched moulds teeth
Band, the big toothed belt wheel of 12- matched moulds, 13- flat keys, 14- shifting formwork ball-screw nuts, 15- bearing holder (housing, cover)s, 16- thrust roller bearing end caps,
17- rear pattern plates, 18- thrust roller bearings, 19- pull bars, 20- promote support, 21- thrust ball bearing end caps, 22- timing belts, 23-
Thrust ball bearing, the servomotors of 24- second, 25- retaining plates, 26- sensor passages, 27- moving molds, 28- fixed molds,
29- supports, 30- locating rings, 31- sprue bush, 32- quick changeable temperature systems, 33- promote support connecting rod, and 34- ejects big cingulum
Wheel, 35- tie rod holes, 36- ejection cingulums, 37- ejection small pulleys, the fixed seat of 38- servomotors 2,100- matched moulds drive systems,
200- ejects drive system.
Embodiment
As shown in figure 1, a kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine disclosed in the utility model, is closed
Modular system is mainly by front template 1, moving platen 4, rear pattern plate 17, moving mold 27, fixed mold 28, pull bar 19, matched moulds drive system
100th, eject drive system 200 and support 29 forms
Front template 1 and rear pattern plate 17 are arranged on support 29, and moving platen 4, front template 1 and rear pattern plate 17 pass through the and of pull bar 19
Nut connects；Matched moulds drive system 100 includes the first servomotor 9, the small toothed belt wheel 10 of matched moulds, matched moulds cingulum 11, matched moulds canine tooth
Belt wheel 12, flat key 13, shifting formwork ball-screw nut 14, bearing holder (housing, cover) 15 form, and the first servomotor 9 passes through the small toothed belt wheel of matched moulds
10th, the big toothed belt wheel 12 of matched moulds cingulum 11, matched moulds and it is connected with flat key 13 with shifting formwork ball-screw 9, the outside of shifting formwork ball-screw 8 is wrapped
Shifting formwork ball-screw nut 14, bearing holder (housing, cover) 15 are covered with, shifting formwork ball-screw nut 14 is integrally fixed on bearing holder (housing, cover) 15, and matched moulds drives
Dynamic system 100 is close to the outside of institute's rear pattern plate 17, and rear pattern plate 17 is provided with end thrust ball bearing with the junction of shifting formwork ball-screw 8
18, the end of end thrust ball bearing 18 is provided with ball end thrust ball bearing end cap 16, shifting formwork ball-screw 8 and the promotion phase of support 20
Even, support is promoted to be connected by three connecting rods and moving platen 4.
Ejecting drive system 200 includes the second servomotor 24, timing belt 22, thrust ball bearing 23, thrust ball bearing end
Lid 21, retaining plate 25, ejection ball-screw 5, ejection ball screw nut 6, ejection seat 7, composition, the second servomotor
24 one end are fixed on moving platen 4, and the other end is fixed on by thrust ball bearing end cap and promoted on support 20, the second servomotor
24 are connected by timing belt 22 with ejection ball-screw 5, and ejection ball-screw nut 6 is fixed on ejection ball-screw 5, ejection
Ball-screw is additionally provided with thrust ball bearing 23 with servomotor junction, and thrust ball bearing 23 is connected with ejection seat 7 and passes through drawing
Bar is fixed on moving platen 4；Support 20 is promoted to be connected by connecting rod with moving platen 4.
Moving platen 4 and front template 1 are additionally provided with sensor passage 26, moving mold 27, fixed mold 28, and sensor passage 26 is set
Put on moving mold 27, passage 2, vacuum adapter 3, sprue bush 31, quick changeable temperature system 32 are additionally provided with fixed mold 28；Pass through
Vacuum adapter 3 and flexible pipe connect with vavuum pump, after the mold is closed, open vavuum pump and microlaser cavity is aided in being evacuated, promote thing
Expect punch die；Electrical heating passage, deep fat passage and cooling-water duct are opened in moving mold 27, fixed mold 28, passes through a heating
Rod heats, and deep fat auxiliary insulation, the mode of cooling water circulation cooling realizes mould quick changeable temperature；The sensor passage of moving mold 27
Temperature and pressure sensor passage is housed in 26, to detect the temperature of micro- plastic, temperature controlling machine is fed back to and the mold temperature is entered
Row regulation.
As shown in Fig. 2 ejection seat 7 is watched by ejecting big toothed belt wheel 34, ejection cingulum 36, the small toothed belt wheel 37 of ejection with second
Take motor 24 to be connected, shown second servomotor 24 is fixed in servomotor fixed seat 38.
Front template 1 and rear pattern plate 17 are arranged on the support 29, and moving platen 4, front template 1 and rear pattern plate 17 pass through pull bar
19 connect with nut, drive moving platen to do linear reciprocating motion on pull bar 19 so as to realize folding by shifting formwork ball-screw
Mould；Matched moulds drive system is made up of the first servomotor 9, timing belt 22, shifting formwork ball screw assembly, and open mold and locked mode are all
By the rotating power of the first servomotor 9, pass to ball screw assembly, by cingulum and its belt wheel to realize, and shifting formwork
Ball-screw nut is integrally fixed on bearing holder (housing, cover) 15, and front and rear thrust in situ can only be rotated, be forced by the thrust function of thrust bearing
Ball-screw, which produces, to be axially moved and drives moving platen 4, and moving platen 4 is realized according to the rotating of the first servomotor 9 and rotating speed
Open the conversion of closing movement and speed；In order to reserve space to liftout system, while ensure closing precision and moving platen stress
Equilibrium, devise the clamping system of 3 points of composition one sides.Shifting formwork ball-screw 8 is designed as in structure and promotes support 20 to be connected
Connect, promote support 20 to be connected by three connecting rods 19 and moving platen 4, the axial movement of such shifting formwork leading screw just drives promotion support
20 motions, so as to realize the die open/close movement of moving platen 4；After matched moulds, ball-screw produces thrust until reaching the lock of setting
Mould power, clamp force are determined by servomotor output torque, are opened and closed mould speed and are determined by servomotor output speed, are turned round
Square and rotating speed then carry out closed-loop control by servo controller to servomotor.The switching time of speed and moment of torsion, it is to pass through displacement
Sensor carries out position monitoring, and Multistage Control and regulation are realized to servomotor.
Ejection drive system is made up of the second servomotor 24, timing belt, ejection ball screw assembly, after die sinking, second
Servomotor 24 drives timing belt to rotate, and Flat dey joint 13 is used between belt wheel and ejection ball-screw 4, the second servomotor 24
Rotatory force passes to ejection ball screw assembly, and due to the thrust function of thrust bearing, ball-screw 5 can only rotate, due to ejection
Ball-screw nut 6 is fixed by four pull bars, it is impossible to rotates, therefore ball-screw forces ball-screw nut 6 to move along a straight line,
Liftout system is driven to be acted.After liftout is completed, servomotor reversion, by V belt translation, ball-screw 5 realizes liftout system
The reset of system, the demoulding use the method ejected indirectly, i.e. ejector beam is not acted directly on product, but is acted on runner,
Plastic is driven to be stripped by runner and cast gate.
Claims (2)
- A kind of 1. full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine, it is characterised in that：The Clamping System is mainly by preceding Template (1), moving platen (4), rear pattern plate (17), moving mold (27), fixed mold (28), pull bar (19), matched moulds drive system (100) drive system (200) and support (29) composition, are ejected；The front template (1) and rear pattern plate (17) are arranged on the machine On seat (29), the moving platen (4), front template (1) and rear pattern plate (17) are connected by pull bar (19) with nut；The matched moulds drives Dynamic system (100) includes the first servomotor (9), the small toothed belt wheel of matched moulds (10), matched moulds cingulum (11), the big toothed belt wheel of matched moulds (12), flat key (13), shifting formwork ball-screw nut (14), bearing holder (housing, cover) (15) composition, first servomotor (9) pass through matched moulds Small toothed belt wheel (10), matched moulds cingulum (11), the big toothed belt wheel of matched moulds (12) are simultaneously connected with flat key (13) with shifting formwork ball-screw (8), Shifting formwork ball-screw nut (14), bearing holder (housing, cover) (15), the shifting formwork ball-screw are coated with the outside of the shifting formwork ball-screw (8) Nut (14) is integrally fixed on the bearing holder (housing, cover) (15), and the matched moulds drive system (100) is close to institute's rear pattern plate (17) outside Side, the rear pattern plate (17) are provided with end thrust ball bearing (18), the end thrust ball bearing with shifting formwork ball-screw (8) junction (18) end is provided with ball end thrust ball bearing end cap (16), and the shifting formwork ball-screw (8) is connected with promotion support (20), institute State and promote support to be connected by three connecting rods and moving platen (4)；The ejection drive system (200) includes the second servomotor (24), timing belt (22), thrust ball bearing (23), thrust ball bearing end cap (21), retaining plate (25), ejection ball-screw (5) ball screw nut (6), ejection seat (7), composition, are ejected, described second servomotor (24) one end is fixed on moving platen (4) on, the other end is fixed on by thrust ball bearing end cap and promoted on support (20), and second servomotor (24) is by same Step band (22) is connected with the ejection ball-screw (5), and the ejection ball-screw nut is fixed on the ejection ball-screw (5) on, the ejection ball-screw is additionally provided with thrust ball bearing (23), the thrust ball bearing (23) with servomotor junction It is connected with ejection seat (7) and is fixed on by pull bar on the moving platen (4)；It is described promotion support (20) by connecting rod with it is described Moving platen (4) is connected.
- 2. the full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine according to claim 1, it is characterised in that：Described Moving platen (4) and front template (1) are additionally provided with sensor passage (26), moving mold (27), fixed mold (28), and the sensor leads to Road (26) is arranged on the moving mold (27), and passage (2), vacuum adapter (3), cast gate are additionally provided with the fixed mold (28) Cover (31), quick changeable temperature system (32)；Connected with vavuum pump by vacuum adapter (3) and flexible pipe, after the mold is closed, opened Vavuum pump aids in being evacuated to microlaser cavity, promotes material punch die；Electrical heating is opened in the moving mold (27), fixed mold (28) to lead to Road, deep fat passage and cooling-water duct, heated by a heating rod, deep fat auxiliary insulation, the mode of cooling water circulation cooling Realize mould quick changeable temperature；Temperature and pressure sensor passage is housed in the sensor passage (26) of the moving mold (27), come The temperature of micro- plastic is detected, temperature controlling machine is fed back to and the mold temperature is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720123833.6U CN206780925U (en) | 2017-02-10 | 2017-02-10 | A kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720123833.6U CN206780925U (en) | 2017-02-10 | 2017-02-10 | A kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine |
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| Publication Number | Publication Date |
|---|---|
| CN206780925U true CN206780925U (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720123833.6U Expired - Fee Related CN206780925U (en) | 2017-02-10 | 2017-02-10 | A kind of full-automatic vertical compression three-plate type Clamping System of micro-injection molding machine |
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| CN (1) | CN206780925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109662621A (en) * | 2018-08-08 | 2019-04-23 | 江门申强电器科技有限公司 | A kind of wall-breaking machine with vacuum pressure maintaining lid |
-
2017
- 2017-02-10 CN CN201720123833.6U patent/CN206780925U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109662621A (en) * | 2018-08-08 | 2019-04-23 | 江门申强电器科技有限公司 | A kind of wall-breaking machine with vacuum pressure maintaining lid |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20200210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |