CN106626286B - The miniature injection machine of injection and plasticizing coaxial line - Google Patents
The miniature injection machine of injection and plasticizing coaxial line Download PDFInfo
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- CN106626286B CN106626286B CN201611045906.0A CN201611045906A CN106626286B CN 106626286 B CN106626286 B CN 106626286B CN 201611045906 A CN201611045906 A CN 201611045906A CN 106626286 B CN106626286 B CN 106626286B
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- coaxial line
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- 238000002347 injection Methods 0.000 title claims abstract description 55
- 239000007924 injection Substances 0.000 title claims abstract description 55
- 239000011159 matrix material Substances 0.000 claims abstract description 19
- 238000000465 moulding Methods 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims 1
- 238000002844 melting Methods 0.000 abstract description 6
- 230000008018 melting Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 5
- 229920003023 plastic Polymers 0.000 description 10
- 239000004033 plastic Substances 0.000 description 10
- 238000001746 injection moulding Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005147 X-ray Weissenberg Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000520 microinjection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- B29C45/464—Means for plasticising or homogenising the moulding material or forcing it into the mould using a rotating plasticising or injection disc
-
- 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
- B29C45/531—Drive means therefor
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 the miniature injection machines of a kind of injection and plasticizing coaxial line, including injection driving device, mill plasticizing apparatus, mold, molding driving device and the grip block being successively threaded through on pull rod；Injection driving device, matrix, fixed form, grip block in entire machine are all passed through their four holes by four pull rods, they are fixedly mounted on to the specific position of pull rod, movable template is also passed through its four holes by four pull rods, but movable template can move left and right on four pull rods, realize the movement of opening and closing mould.The configuration of the present invention is simple is compact, occupies little space, and forming action is more smooth；Injection and melting charge of the miniature injection machine after being plasticized of plasticizing coaxial line directly collect in sleeve, injects away by piston, and melting charge flows through that path is short, and convenient is that melting charge is kept the temperature, and is conducive to guarantee injected articles quality.
Description
Technical field
The invention belongs to plastic processing equipment technology field more particularly to the micro-injection mouldings of a kind of injection and plasticizing coaxial line
Machine.
Background technique
Injection molding machine is usually made of several parts such as plasticizing, injection, molding.The plasticizing part of conventional injection molding machine uses whirler
Long stick screw rod in cylinder realizes the plasticizing movement of plastics, separately has a set of dynamical system driving screw rod along axial-movement to realize note
Penetrate movement.In order to realize the two movements respectively, need in conventional injection molding machine design structure complexity, bulky driving,
Transmission, support construction.
Summary of the invention
It is an object of the invention to be directed to conventional injection molding machine technical deficiency, provide it is a kind of injection be plasticized coaxial line it is miniature
Injection molding machine, the miniature injection machine using simple, the small and exquisite abrasive disk type plasticizing apparatus of structure, the ball-screw and piston of injection from
Plasticizing portion centers through-hole passes through, and the rotation of the Moving plate of plasticizing and the ball-screw rotating coaxial line of injection, so that
The overall structure of injection molding machine is more compact, and forming action is more smooth.
In order to achieve the above object, the technical solution adopted in the present invention is as follows: a kind of to inject and be plasticized the micro- of coaxial line
Type injection molding machine, including be successively threaded through on pull rod injection driving device, mill plasticizing apparatus, mold, molding driving device and
Grip block；The mill plasticizing apparatus includes quiet disk, matrix；The center of described matrix is provided with stair-stepping cylindrical main aperture,
One section of the left side is supported with Moving plate, and intermediate one section is supported with transverse bearing, and one section of the right is fixed with flange, the transverse bearing it is interior
Plasticizing axis is fixed on circle, the plasticizing axis is connected with Moving plate, the first worm gear is fixed on the plasticizing axis, on the plasticizing axis
It is also arranged with thrust bearing, one end of the thrust bearing resists the side of the first worm gear, and the other end is on flange；The base
It is provided with vertical holes on body, the first worm screw, first worm screw and the first worm gear engaged transmission are installed in the vertical holes；It is described
One end face of Moving plate is provided with flow path groove, and the flow path groove is spirally distributed and the periphery of driven disc gradually becomes shallower as to center；
Material-dropping hole is provided on the side wall of described matrix, the material-dropping hole is communicated with flow path groove；The quiet disk is fixed on an end face of matrix
On, the end face with flow path groove of the Moving plate is abutted with quiet disk；Discharge port, the discharge port and spiral are provided on the quiet disk
It is communicated at the center of shape flow path groove；The injection driving device includes driving mechanism and spline ball-screw, the driving mechanism
Spline ball-screw is driven, realizes spline ball-screw along its own axially reciprocating；The end of the spline ball-screw
Be connected with piston, the spline ball-screw passes through the centre bore of plasticizing axis, the piston sequentially pass through Moving plate centre bore and
The discharge port of quiet disk；Mold is arranged in the discharge outlet of the quiet disk, and the molding driving device drives mold movement.
Further, the outermost end of the flow path groove is provided with the feed inlet than runner groove width, the material-dropping hole and feed inlet
It communicates.
Further, the flow path groove is one or two equally distributed.
Further, the right side of the Moving plate is provided with groove, and the left end of the plasticizing axis has a protrusion, the protrusion with
Groove cooperation transmission.
Further, the driving mechanism includes driving main body and ball nut；Second is supported in the driving main body
Worm gear is hinged with the second worm screw, second worm gear and the second worm screw engaged transmission, the driving main body in the driving main body
On motor is installed, the second worm screw of motor driven rotation is provided with internal spline, the spline ball wire in second worm gear
There is external splines and spiral rolling track, there is the spline ball-screw one end of external splines to be set on the second worm gear, interior on thick stick
Spline and external splines match, and the ball nut is fixed in driving main body, and the ball nut is covered in spline ball-screw
On one end with spiral rolling track, ball nut and the cooperation of spline ball-screw are driven.
Further, the piston with spline ball-screw there is the end of spiral rolling track to be connected by cruciform joint.
Further, there is the spline ball-screw end of spiral rolling track to be provided with the first T-slot, the cruciform joint
Upper to have the first T-type protrusion and the second T-slot, an end face of the piston has the second T-type protrusion, first T-slot
It is connected with the first T-type male cooperation, second T-slot is connected with the second T-type protrusion.
Further, the first T-type protrusion and the second T-slot are mutually perpendicular to intersect on spatial position.
Further, the mold is made of upper die and lower die, and the upper mold includes fixed form, and the fixed form is solid
It is scheduled on pull rod, for an end cap of the fixed form on quiet disk, the other end of the fixed form is fixed with fixing mould, institute
The hole being provided in fixing mould for installing nozzle is stated, the discharge port of the Kong Yujing disk is connected；The lower die includes But moving die
Plate, the movable template are slidably arranged on pull rod, and moveable die is arranged in the movable template, installs in the fixing mould
There is guide pin, hole corresponding with guide pin is provided on the moveable die.
Further, the grip block is fixed on pull rod, and the molding driving device is arranged in movable template and clamping
Between plate, for driving movable template to slide along pull rod.
The present invention compared with the existing technology, the beneficial effect is that:
1. mill plasticizing apparatus of the invention drives a worm gear using twin worm, radial force is offset, only transmits torque
To worm gear, simplified support structure while improving transmission efficiency；
2. mill plasticizing apparatus of the invention is supported using one group of transverse bearing and thrust bearing, it is respectively subjected to radial load
And axial load, so that machine is run smoothly；
3. mill plasticizing apparatus of the invention is compared with traditional rodlike screw rod and machine barrel plasticizing apparatus, compact structure, empty
Between it is compact；
4. the Moving plate and quiet disk of mill plasticizing apparatus of the invention be compared with traditional rodlike screw rod and machine barrel plasticizing apparatus,
Using Wei Rosenberg (Weissenberg) effect, molten plastic is incremented by pressure to center flow, towards center, improves plasticizing efficiency；
5. rotary motion is become moving along a straight line by injection driving device using spline ball-screw, and can be in the axial direction
Relative movement, keeps drive mechanism simple, quantity of used parts is few；
6. injecting T-slot connection spline ball-screw and piston of the driving device using space in right-angled intersection, allow small
The opposite changing of the relative positions is measured, plays and compensates for eccentric effect, concentric error is avoided to cause motion-impeding problem；
7. the configuration of the present invention is simple is compact, occupy little space, forming action is more smooth；It injects micro- with plasticizing coaxial line
Melting charge of the type injection molding machine after being plasticized directly collects in sleeve, is injected away by piston, and it is short that melting charge flows through path, convenient
It is kept the temperature for melting charge, and is conducive to guarantee injected articles quality；
Detailed description of the invention
Fig. 1 is the shape front view of the embodiment of the present invention；
Fig. 2 is the partial cut-away elevation view of the embodiment of the present invention；
Fig. 3 is the local cutting stereoscopic schematic diagram of the embodiment of the present invention；
Fig. 4 is the axis sectional view of the injection driving device of the embodiment of the present invention；
Fig. 5 is the spline ball-screw shaft side figure of the embodiment of the present invention；
Fig. 6 is the assembly perspective view of the explosion of the spline ball-screw of the embodiment of the present invention, cruciform joint and piston；
In figure, injection driving device 1, ring flange 2, plasticizing thrust bearing 3, the first worm gear 4, the first worm screw 5, key 6, plasticizing
Transverse bearing 7, plasticizing axis 8, matrix 9, Moving plate 10, blanking port 11, quiet disk 12, fixed form 13, piston 14, sleeve 15, nozzle
16, fixing mould 17, guide pin 18, movable template 19, moveable die 20, pull rod 21, molding driving device 22, grip block 23,
Second T-type protrusion 24, spline ball-screw 101, driving main body 102, the second worm gear 103, the second worm screw 104, internal spline 105,
External splines 106, spiral rolling track 107, ball nut 108, cruciform joint 109, the first T-slot 110, the first T-type protrusion 111,
Two T-slots 112.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described, and the objects and effects of the present invention will become more
Obviously.
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention provides the miniature injection machine of a kind of injection and plasticizing coaxial line, including successively
Injection driving device 1, mill plasticizing apparatus, mold, molding driving device 22 and the grip block 23 being threaded through on pull rod；
Injection 1 right end of driving device is one piece of square bottom plate, and there is circular hole in bottom plate quadrangle, and four pull rods 21 are passed through from circular hole
And it is fixedly mounted.
As shown in figure 4, the injection driving device 1 includes driving mechanism and spline ball-screw 101, the driving mechanism
Spline ball-screw 101 is driven, realizes spline ball-screw 101 along its own axially reciprocating；The driving mechanism includes
Drive main body 102 and ball nut 108；The second worm gear 103 is supported in the driving main body 102, in the driving main body 102
It is hinged with the second worm screw 104,104 engaged transmission of second worm gear 103 and the second worm screw is installed in the driving main body 102
There is motor, second worm screw of motor driven 104 rotates, and internal spline 105, the spline rolling are provided in second worm gear 103
The upper of ballscrew 101 has external splines 106 and spiral rolling track 107, and the spline ball-screw 101 has the one of external splines 106
End cap is located on the second worm gear 103, and internal spline 105 and external splines 106 match, and the ball nut 108 is fixed on driving master
On body 102,108 sets of the ball nut is on one end that spline ball-screw 101 has spiral rolling track 107, ball nut set
108 are driven with the cooperation of spline ball-screw 101；Spline ball-screw 101 can be stretched out or be withdrawn relative to bottom plate, to drive
Piston 14 moves in a straight line.
As seen in figs. 5-6, the piston 14 has spiral rolling track 107 by cruciform joint 109 and spline ball-screw 101
End be connected；There is the spline ball-screw 1 end of spiral rolling track 107 to be provided with the first T-slot 110, the cross joint
There is the first T-type protrusion 111 and the second T-slot 112, an end face of the piston 14 has the second T-type protrusion on first 109
24, first T-slot 110 is connected with 111 cooperation of the first T-type protrusion, second T-slot 112 and raised 24 phases of the second T-type
Even；The first T-type protrusion 111 and the second T-slot 112 are mutually perpendicular to intersect on spatial position.
Ring flange 2 is that have around one mounting hole for installing the disk of fixation by screw and matrix 9, on the left of it is convex
Placement plasticizing thrust bearing 3 inside edge；The center of ring flange 2 is provided with through-hole, injects the spline ball-screw 101 of driving device 1
It extends there through.
Be plasticized axis 8 external basic configuration be cylinder, be equipped with thereon plasticizing thrust bearing 3, second plasticizing worm gear 4,
It is plasticized transverse bearing 7 etc., the tongue-and-groove in plasticizing 8 left side of axis is done and is used to be combined with Moving plate 10.The center of plasticizing axis 8 is provided with logical
The spline ball-screw 101 in hole, injection driving device 1 extends there through.
9 shape of matrix is square, and there is circular hole in quadrangle, and four pull rods 21 are passed through and are fixedly mounted from circular hole.9 center of matrix
There is main aperture, to contain and support plasticizing thrust bearing 3, second to be plasticized worm gear 4, plasticizing transverse bearing 7, plasticizing axis 8, Moving plate 10,
There is vertical hole at 9 rear portion of matrix, and the second plasticizing worm screw 5 is installed on wherein.Blanking port 11 is arranged at 9 top of matrix, and there is threaded hole on right side, leads to
Screw is crossed to be mounted on matrix 9 ring flange 2.
Cylindrical Moving plate 10 can relatively rotate in the main aperture of matrix 9.Do groove in 10 left side of Moving plate with it is quiet
The fitting of disk 12 forms flow path groove for conveying plastics, does in 10 right side tenon of Moving plate for being combined with plasticizing axis 8.Moving plate 10
Center be provided with through-hole, piston 14 extends there through.
Quiet disk 12 is the disk that right side is circular friction face, and center is provided with through-hole, wherein installation sleeve 15, piston
14 protrude into sleeve 15.Quiet disk 12 is fixedly installed on matrix 9, and cannot rotate can not move.
Mold is made of upper die and lower die, and the upper mold includes fixed form 13, and the fixed form 13 is fixed on pull rod
On 21, for an end cap of the fixed form 13 on quiet disk 12, the other end of the fixed form 13 is fixed with fixing mould 17,
The hole for installing nozzle 16 is provided in the fixing mould 17, the discharge port of the Kong Yujing disk 12 is connected；The lower die packet
Movable template 19 is included, the movable template 19 is slidably arranged on pull rod 21, moveable die 20 is set in the movable template 19,
Guide pin 18 is installed in the fixing mould 17, hole corresponding with guide pin 18 is provided on the moveable die 20.
13 shape of fixed form is square, and there is circular hole in quadrangle, and four pull rods 21 are passed through and are fixedly mounted from circular hole.It is fixed
There is cavity on the right side of template 13, quiet disk 12 is installed to contain, there is square groove in left side to install fixing mould 17.
17 shape of fixing mould is square, has the structure for being installed on fixed form 13, inside has and injection-molded item
Consistent die cavity, and the hole for allowing nozzle 16 to protrude into.There are also the holes for installing guide pin 18 in fixing mould 17 left side.
Movable 19 shape of template is square, and there is a circular hole in quadrangle, four pull rods 21 passed through from circular hole and can Relative sliding,
Namely movable template 19 can move left and right on four pull rods 21, realize the movement of opening and closing mould.The right side of movable template 19 has
For square groove to install moveable die 20, there is the structure of installation molding driving device 22 in left side.
20 shape of moveable die is square, has the structure for being installed on movable template 19, inside has and fixing mould
The corresponding structure of 17 die cavity is to constitute die cavity.
Molding 22 right end of driving device is installed on movable 19 left side of template, can be immovable with relative rotation；Molding is driven
Dynamic 22 left end of device is installed on grip block 23, can be immovable with relative rotation, grip block 23 and the fixed peace of four pull rods 21
Dress.Molding driving device 22 right end under motor (being not drawn into figure) driving relative to left end does straight line fortune along the axis of pull rod 21
It is dynamic, so movable template 19 is driven to move left and right on four pull rods 21, realize the movement of opening and closing mould.
23 shape of grip block is square, and there is circular hole in quadrangle, and four pull rods 21 are passed through and are fixedly mounted from circular hole.Grip block
There is main aperture at 23 centers, to contain and support the left end of molding driving device 22.
Working principle of the present invention is as follows:
Injection driving device 1, matrix 9, fixed form 13 in entire machine, grip block 23 are all passed through by four pull rods 21
They, are fixedly mounted on the specific position of pull rod 21 by their four holes.Movable template 19 also passes through it by four pull rods 21
Four holes, but movable template 19 can move left and right on four pull rods 21, realize the movement of opening and closing mould.
Plasticizing process: the rotation of Moving plate 10 is transmitted to by plasticizing axis 8, and the inner hole of the first worm gear 4 passes through key 6 and plasticizing axis
To transmit torque, the first worm screw 5 is engaged with the first worm gear 4 to transmit torque and change revolving speed for 8 connections, and the first worm screw 5 drives the
One worm gear 4, the second plasticizing worm screw 5 are then driven by motor and (are not drawn into figure).The groove of 10 end face of Moving plate is bonded shape with quiet disk 12
At flow path groove for conveying plastics, since the shape and Wei Rosenberg (Weissenberg) effect, plastics of flow path groove gradually melt
Melt and collect to the center of Moving plate 10 and finally flow into sleeve 15, realizes the plasticizing process of plastics.
Injection process: the push rod of injection driving device 1 passes through the through-hole at plasticizing 8 center of axis, is drivingly connected in push rod left end
Piston 14 move in a straight line, rise plunger pumping action, make molten plastic from nozzle 16 project, realize action of injection.
Open mold movement: fixing mould 17 is installed on the left side of fixed form 13, and is collectively formed with moveable die 20
Die cavity, then in molding, the molten plastic projected from nozzle 16 flows into die cavity.In order to make fixing mould 17 and moveable die 20 exist
Accurate positioning when molding installs guide pin 18 in fixing mould 17, corresponding pilot hole has been made on moveable die 20.Movably
Under the driving of molding driving device 22, the axis along pull rod 21 moves in a straight line template 19, while driving and being mounted thereon
Moveable die 20 forms die cavity close to fixing mould 17 and prepares injection, or leaves fixing mould 17 and fall off product, realizes opening and closing
Mould movement.
Plasticizing, injection, open mold movement are mutually coordinated, complete injection-moulding plastic overall process.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. the miniature injection machine of a kind of injection and plasticizing coaxial line, which is characterized in that including the injection being successively threaded through on pull rod
Driving device, mill plasticizing apparatus, mold, molding driving device and grip block；The mill plasticizing apparatus includes quiet disk, base
Body；The center of described matrix is provided with stair-stepping cylindrical main aperture, and one section of the left side is supported with Moving plate, and intermediate one section is supported with diameter
To bearing, one section of the right is fixed with flange, and plasticizing axis, the plasticizing axis and Moving plate phase are fixed on the inner ring of the transverse bearing
Even, it is fixed with the first worm gear on the plasticizing axis, is also arranged with thrust bearing, one end of the thrust bearing on the plasticizing axis
The side of the first worm gear is resisted, the other end is on flange；It is provided with vertical holes in described matrix, is equipped in the vertical holes
One worm screw, first worm screw and the first worm gear engaged transmission；One end face of the Moving plate is provided with flow path groove, the flow path groove
It is spirally distributed and the periphery of driven disc gradually becomes shallower as to center；Material-dropping hole, the blanking are provided on the side wall of described matrix
Hole is communicated with flow path groove；The quiet disk is fixed on an end face of matrix, the end face with flow path groove of the Moving plate and quiet disk
It abuts；It is provided with discharge port on the quiet disk, is communicated at the discharge port and the center of screw-shaped flow paths slot；The injection driving dress
It sets including driving mechanism and spline ball-screw, the driving mechanism drives spline ball-screw, realizes spline ball-screw edge
Its own axially reciprocating；The end of the spline ball-screw is connected with piston, and the spline ball-screw passes through plasticizing
The centre bore of axis, the piston sequentially pass through the centre bore of Moving plate and the discharge port of quiet disk；The discharge outlet of the quiet disk is arranged
Mold, the molding driving device drive mold movement.
2. the miniature injection machine of injection according to claim 1 and plasticizing coaxial line, which is characterized in that the flow path groove
Outermost end is provided with the feed inlet than runner groove width, and the material-dropping hole is communicated with feed inlet.
3. the miniature injection machine of injection according to claim 1 and plasticizing coaxial line, which is characterized in that the flow path groove is
One or two equally distributed.
4. the miniature injection machine of injection according to claim 1 and plasticizing coaxial line, which is characterized in that the right side of the Moving plate
End face is provided with groove, and the left end of the plasticizing axis has protrusion, and the protrusion is driven with groove cooperation.
5. the miniature injection machine of injection according to claim 1 and plasticizing coaxial line, which is characterized in that the driving mechanism
Including driving main body and ball nut；It is supported with the second worm gear in the driving main body, is hinged with second in the driving main body
Worm screw, second worm gear and the second worm screw engaged transmission, are equipped with motor, the motor driven second in the driving main body
Worm screw rotates, and internal spline is provided in second worm gear, has external splines and spiral rolling track on the spline ball-screw, described
There is spline ball-screw one end of external splines to be set on the second worm gear, and internal spline and external splines match, the ball spiral shell
Mother is fixed in driving main body, and the ball nut covers on one end that spline ball-screw has spiral rolling track, ball nut
Cooperate with spline ball-screw and is driven.
6. the miniature injection machine of injection according to claim 5 and plasticizing coaxial line, which is characterized in that the piston passes through
Cruciform joint with spline ball-screw there is the end of spiral rolling track to be connected.
7. the miniature injection machine of injection according to claim 6 and plasticizing coaxial line, which is characterized in that the spline ball
There is lead screw the end of spiral rolling track to be provided with the first T-slot, have the first T-type protrusion and the second T-slot on the cruciform joint,
One end face of the piston has the second T-type protrusion, and first T-slot is connected with the first T-type male cooperation, and described second
T-slot is connected with the second T-type protrusion.
8. the miniature injection machine of injection according to claim 7 and plasticizing coaxial line, which is characterized in that first T-type
Protrusion and the second T-slot are mutually perpendicular to intersect on spatial position.
9. the miniature injection machine of injection according to claim 1 and plasticizing coaxial line, which is characterized in that the mold is by upper
Mould and lower die composition, the upper mold includes fixed form, and the fixed form is fixed on pull rod, one end of the fixed form
It covers on quiet disk, the other end of the fixed form is fixed with fixing mould, is provided in the fixing mould for installing nozzle
Hole, the discharge port of the Kong Yujing disk is connected；The lower die includes movable template, and the movable template is slidably arranged in pull rod
On, moveable die is set in the movable template, guide pin is installed in the fixing mould, be provided on the moveable die with
The corresponding hole of guide pin.
10. the miniature injection machine of injection according to claim 9 and plasticizing coaxial line, which is characterized in that the grip block
It is fixed on pull rod, the molding driving device is arranged between movable template and grip block, for driving movable template along drawing
Bar sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611045906.0A CN106626286B (en) | 2016-11-22 | 2016-11-22 | The miniature injection machine of injection and plasticizing coaxial line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611045906.0A CN106626286B (en) | 2016-11-22 | 2016-11-22 | The miniature injection machine of injection and plasticizing coaxial line |
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| Publication Number | Publication Date |
|---|---|
| CN106626286A CN106626286A (en) | 2017-05-10 |
| CN106626286B true CN106626286B (en) | 2019-02-22 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106808667B (en) * | 2016-12-02 | 2018-09-25 | 湖北工业大学 | Shear plasticizing method in a kind of Wen Zhixiang alternations face |
| JP7163692B2 (en) * | 2018-09-25 | 2022-11-01 | セイコーエプソン株式会社 | Plasticizing device and three-dimensional modeling device |
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| JP3351512B2 (en) * | 1998-09-22 | 2002-11-25 | 大和化成工業株式会社 | Electric injection molding equipment |
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| JPH05337977A (en) * | 1991-07-26 | 1993-12-21 | Hishiya Seiko Kk | Injection molding machine |
| JPH08281697A (en) * | 1995-04-13 | 1996-10-29 | Yamashiro Seiki Seisakusho:Kk | Injection molding machine |
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| JP3351512B2 (en) * | 1998-09-22 | 2002-11-25 | 大和化成工業株式会社 | Electric injection molding equipment |
| CN201366781Y (en) * | 2009-01-23 | 2009-12-23 | 杨东佐 | Injection molding machine |
| CN201353858Y (en) * | 2009-02-25 | 2009-12-02 | 赖武文 | Injection machine combining injection and transfer injection functions |
| CN102490309A (en) * | 2011-12-13 | 2012-06-13 | 北京化工大学 | All-electric micro precise injection moulding machine |
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