CN106808644A - Three strong color injection moulding apparatus of a kind of sealing - Google Patents
Three strong color injection moulding apparatus of a kind of sealing Download PDFInfo
- Publication number
- CN106808644A CN106808644A CN201710212947.2A CN201710212947A CN106808644A CN 106808644 A CN106808644 A CN 106808644A CN 201710212947 A CN201710212947 A CN 201710212947A CN 106808644 A CN106808644 A CN 106808644A
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- Prior art keywords
- centre
- rifle
- main body
- connector
- gun main
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Classifications
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- 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
- B29C45/03—Injection moulding apparatus
- B29C45/13—Injection moulding apparatus using two or more injection units co-operating with a single mould
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- 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
- B29C45/03—Injection moulding apparatus
- B29C45/07—Injection moulding apparatus using movable injection units
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
-
- 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
- B29C45/20—Injection nozzles
- B29C45/22—Multiple nozzle systems
-
- 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
- B29C45/20—Injection nozzles
- B29C2045/202—Laterally adjustable nozzle or nozzle tip mountings
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Physical Vapour Deposition (AREA)
Abstract
The present invention proposes three strong color injection moulding apparatus of a kind of sealing, and the centre rifle that shoots material carries out transverse shifting using moving track, and the rifle that can be shot material to centre carries out large range of transverse shifting to adapt to the position in the intermediate feed hole of mould；After unscrewing locking device, intermediate transit elbow can rely on the connector of the first heel and the conical head of the middle rifle discharge end that shoots material to be rotated, middle material sputtering nozzle is set specifically to be directed at the intermediate feed hole of mould, locking device can be screwed, make positioning convex strip buckle corresponding with strip groove, it is ensured that intermediate transit elbow is not in rotate carelessly；After locking device is screwed, the surface of conical head and conical inner surface mutual cooperation clamp elastic packing bed course and are sealed on this contact surface, and outer annular burr and annular burr can be clamped in two-side elastic sealing bed course, elastic packing mat surface is set to deform upon mutually embedded outer annular burr and annular burr, area in sealing contact is significantly increased, sealing effectiveness is stronger.
Description
Present patent application is the divisional application of Chinese Patent Application No. 2015109700920, the application number of original application
It is 2015109700920, the applying date is on December 22nd, 2015, a kind of entitled middle adjustable three colors note of material sputtering nozzle
Molding apparatus.
Technical field
The present invention relates to injection moulding apparatus field, and in particular to three strong color injection moulding apparatus of a kind of sealing.
Background technology
Increasing footwear use injection molding apparatus injection moulding, and the structure of injection molding apparatus has been known, as in
State patent of invention CN 201410647897.7 discloses a kind of full-automatic injecting forming machine, including mould station, injection device and main frame
Frame, it is characterised in that：The mould station includes folding mould oil cylinder, connecting plate mechanism, guide pillar, upper plate, middle plate and lower plate, upper plate and lower plate
The top and bottom of guide pillar are individually fixed in, middle plate is slidably arranged on guide pillar, folding mould oil cylinder cylinder barrel is fixed on upper plate
On, plate is moved up and down during folding moulding oil cylinder piston rod is connected and driven by connecting plate mechanism with middle plate, and the injection device includes
Three filling guns arranged along horizontal Tile, the filling gun includes barrel, elbow and material mouth, one end connection barrel discharging of elbow
End, other end binder mouth.The mould station also includes pressurizing cylinder, upper heating plate, lower heating plate and lower bolster, and pressurizing cylinder sets
Put in lower plate, and pressurizing cylinder piston rod is connected with lower bolster, lower heating plate is arranged on lower bolster, during upper heating plate is arranged at
On plate.The upper heating plate and lower heating plate are respectively provided with three pieces of area equation.The pressurizing cylinder is provided with six, and each two increases
Compressing cylinder corresponds to one piece of lower heating plate arrangement.Guide pillar includes upper guide post nut and lower guide pillar nut, and upper plate passes through upper guide post spiral shell
Mother lock onto guide pillar upper end, and lower plate is by lower guide pillar nut check in guide pillar lower end.The connecting plate mechanism includes oil cylinder connecting plate, one
To upper bed-plate, short a pair connecting plates, a pair long connecting plates, a pair of swing arms and a pair of lower bottom bases, each paired part of connecting plate mechanism is in
It is arranged symmetrically, oil cylinder connecting plate is fixed on folding mould oil cylinder piston-rod lower end, upper bed-plate is arranged on middle plate, and lower bottom base is arranged at down
On plate, swing arm two ends are hinged upper bed-plate and connecting plate long, and middle part of swing arm is hinged short connecting plate one end, and short connecting plate other end hinged oil cylinder connects
Plate, connecting plate one end long is hinged lower bottom base, spacing of the oil cylinder connecting plate length less than two upper bed-plates.Three filling guns are left rifle,
Middle rifle and right rifle, corresponding elbow be left elbow, middle elbow and right elbow, left elbow and right elbow length it is equal and ratio in elbow
Length is long, and left elbow and right elbow towards the angle of middle rotating elbow equal 30-60 °, make at three material mouths of filling gun
In in same level.The material mouth includes material mouth body and Universal-head, and the discharging opening of material mouth body one end connecting bend, material mouth body is another
One end forms spherical discharging opening, and the spherical cavity being adapted with spherical discharging opening is formed with Universal-head, and Universal-head is sheathed on spherical
On discharging opening.The filling gun also includes feeding device and injection device, and feeding device includes pan feeding oil motor, thrust bearing, work
Plug inside connecting rod, screw rod and advance resistance material oil cylinder, injection device include injection cylinder cylinder, injecting piston rod, injection seat and move back seat oil
Cylinder, thrust bearing, injection cylinder cylinder, injection seat and barrel are connected successively, and pan feeding oil motor is arranged on thrust bearing, in piston
Connecting rod is rotatably arranged in the inner chamber of injecting piston rod by thrust bearing, the rotating shaft of pan feeding oil motor successively with piston in
Connecting rod is connected with screw rod, and screw rod is rotatably arranged in barrel, and injecting piston rod can be moved with piston inside connecting rod and screw rod,
Move back a cylinder block to be arranged on mainframe, move back a cylinder piston rod connection injection seat and drive filling gun forward-reverse, advance
Resistance material oil cylinder is arranged at elbow discharge outlet.The injection device also includes cross moving track, traversing motor, driving gear and tooth
Bar, driving gear and tooth bar are meshed, and tooth bar is arranged in parallel with cross moving track, and filling gun is arranged on cross moving track, traversing electricity
Machine is fixed on filling gun, and traversing motor drives driving gear to rotate, and then drives filling gun to be moved along cross moving track.The invention
Application it is wide, but in actual use, it is similar with the structure of other injection molding apparatus of in the market, it is impossible to it is suitable
Charging hole is answered to be in various types of moulds of diverse location, it usually needs rifle is penetrated in replacing, or even changes entire machine, adaptability
Excessively single, using underaction, practicality has much room for improvement.
In consideration of it, inventor furthers investigate to above mentioned problem, there is this case to produce then.
The content of the invention
Any disassembling, assembling and replacing can be carried out it is an object of the invention to provide a kind of middle material sputtering nozzle, angles and positions can be carried out
Adjust to adapt to intermediate feed hole site, flexible and convenient operation, and good positioning effect, strong, the practical sealing of sealing
Three strong color injection moulding apparatus.
In order to achieve the above object, the present invention is using such technical scheme：
Three strong color injection moulding apparatus of a kind of sealing, including material injecting mechanism and shaping mechanism；The material injecting mechanism includes three
The individual rifle that shoots material, respectively two in both sides side shoot material rifle and in both sides shoot material rifle between centre shoot material rifle；The side
The rifle that shoots material shoots material gun main body including side, located at the while material sputtering nozzle of the discharge end in the gun main body that shoots material, and is connected to side and shoots material rifle master
Body and between material sputtering nozzle while transfer elbow；The centre rifle that shoots material shoots material gun main body including centre, is shot material rifle located at centre
The middle material sputtering nozzle of the discharge end of main body, and to be connected to the middle intermediate transit shot material between gun main body and middle material sputtering nozzle curved
Head；The shaping mechanism includes mould, and the mould has three charging holes, and three charging holes are respectively with three
The individual rifle that shoots material is corresponding；The centre rifle that shoots material is equipped horizontally disposed and is shot material the perpendicular moving rail of rifle with centre
Road；
Also include shooting material the centre locking device of the gun main body together with intermediate transit elbow jam；
The intermediate transit elbow includes being shot material the first heel that the discharge end of gun main body is connected with the centre, and with
Second heel of the middle material sputtering nozzle connection；Discharge end of first heel including the gun main body that shot material with the centre
The connector of connection, and the connecting tube being connected with second heel；The connector is in conical horn mouthful shape, with ring
Shape end face and conical inner surface；The shoot material discharge end of gun main body of the centre is formed with and matches with the conical inner surface
Conical head and the ring-shaped step corresponding with the annular end face；
The annular end face is formed with multiple positioning convex strips arranged in a ring, and the cross section of the positioning convex strip is by tip
Gradually broadened to root；The ring-shaped step end face corresponding with the annular end face is formed with multiple with each convex
The strip groove that bar matches；
The surface of the conical head is formed with multiple outer annular burrs concentric with conical head axis, the outer annular burr
On be covered with elastic sealing gasket layer, it is convex that the conical inner surface is formed with multiple annulars concentric with the connector axis
Line；
There is the gap for the elastic packing bed course compression deformation between the positioning convex strip and the strip groove；
The locking device is cylindrical, and one end of inner surface is formed with towards the centre gun main body direction that shoots material and presses on
The outer surface of the connector compresses step, and the other end is formed with internal thread, the side face of the ring-shaped step is formed with and institute
State the external screw thread that internal thread matches；
Gap between the locking device correspondence positioning convex strip and strip groove is formed be in communication with the outside logical
Hole；
The inner surface for compressing step is formed with the antifriction raised line intersected with the antifriction bulge loop；
The outer surface of the connector is in cone, the inner surface corresponding section for compressing step and the connector
Outer surface matches；
The lateral surface of the connector is with the angle of connector axis more than medial surface and the angle of connector axis.
A diameter of 1-2mm of the through hole.
The cross section of the antifriction raised line is the triangle gradually broadened by tip to root, and the antifriction raised line
The tip of cross section be smooth arc.
The width and height of the outer annular burr are 0.5-2.5mm, and the width and height of the annular burr are equal
It is 0.5-2.5mm.
The cross section of the outer annular burr and the annular burr is the triangle gradually broadened by tip to root,
And the tip of the cross section of the outer annular burr and the annular burr is smooth arc.
The cross section of the antifriction bulge loop is the triangle gradually broadened by tip to root, and the antifriction bulge loop
The tip of cross section be smooth arc.
The antifriction raised line is perpendicular with the antifriction bulge loop.
After adopting the above technical scheme, three strong color injection moulding apparatus of sealing of the invention, break through traditional injection moulding device
Structural form, in practical work process, the centre rifle that shoots material can carry out transverse shifting using moving track, and staff can centering
Between the rifle that shoots material large range of transverse shifting is carried out to adapt to the position in the intermediate feed hole of mould；When unscrewing locking device
Afterwards, intermediate transit elbow can rely on the connector of the first heel and the conical head of the middle rifle discharge end that shoots material to be rotated, and make
Middle material sputtering nozzle is specifically directed at the intermediate feed hole of mould, after alignment, can screw locking device, makes positioning convex strip and bar shaped
Groove correspondence is fastened togather, it is ensured that intermediate transit elbow is not in the rotation of inhuman wish；After locking device is screwed, cone
The surface of forming head and conical inner surface mutual cooperation clamp elastic packing bed course and are sealed on this contact surface, and outer shroud
Shape burr and annular burr can be clamped in two-side elastic sealing bed course, elastic packing mat surface is deformed upon mutual insertion
Outer annular burr and annular burr, significantly increase area in sealing contact, and sealing effectiveness is stronger；When gradually screwing locking device
During, locking device, the middle air shot material between gun main body and intermediate transit elbow in space can be discharged from through hole, just
In locking operation；The structure of outer annular burr and annular burr can ensure that outer annular burr and annular burr insertion elasticity are close
The depth and compactness of packing layer surface, and the tip of smooth arc will not cause damage to elastic packing bed course；Antifriction
The structure of bulge loop can make the outer surface of connector be in contact with step is compressed by antifriction bulge loop, be effectively reduced contact surface
Product, and then be substantially reduced the outer surface of connector and compress the frictional force between step, during locking device locking, significantly
Reduce locking resistance, easily facilitate locking；The structure of antifriction raised line can make the inner surface for compressing step pass through antifriction raised line
It is in contact with antifriction bulge loop, can further reduces contact area, is further reduced connector and compress the friction between step
Power.Compared with prior art, three strong color injection moulding apparatus of sealing of the invention, its middle material sputtering nozzle can carry out any dismounting more
Change, angles and positions regulation can be carried out to adapt to intermediate feed hole site, flexible and convenient operation, and good positioning effect, sealing
By force, it is practical.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of another angle of the invention；
Fig. 3 is the structural representation of rifle of shooting material；
Fig. 4 is the broken section structural representation of the middle rifle that shoots material；
Fig. 5 is the mplifying structure schematic diagram of part A in Fig. 4.
In figure：
1- material injecting mechanisms 10- shoots material rifle
11- sides shoot material the rifle that shoot material in the middle of rifle 12-
Shoot material gun main body 1211- conical heads in the middle of 121-
The outer annular burr 12112- elastic packing bed courses of 12111-
1212- ring-shaped step 12121- strip grooves
Material sputtering nozzle 123- intermediate transit elbows in the middle of 122-
1231- the first heel 123a- connectors
123a1- annular end face 123a11- positioning convex strips
123a2- conical inner surface 123a21- annular burrs
123a3- antifriction bulge loop 123b- connecting tubes
1232- the second heel 124- locking devices
1241- compresses step 12411- antifriction raised lines
1242- internal thread 1243- through holes
2- shaping mechanisms.
Specific embodiment
In order to technical scheme is explained further, it is described in detail below by specific embodiment.
Three strong color injection moulding apparatus of a kind of sealing of the invention, as Figure 1-5, including material injecting mechanism 1 and forming machine
Structure 2.
Material injecting mechanism 1 includes three rifles 10 that shoot material, and respectively two in both sides side shoots material and rifle 11 and penetrated in both sides
Centre between spray gun 11 shoots material rifle 12；While shoot material rifle 11 including while shoot material gun main body, the discharge end of the gun main body that shot material located at side
Side material sputtering nozzle, and be connected to while shoot material gun main body and while material sputtering nozzle between side transfer elbow；Centre shoots material during rifle 12 includes
Between shoot material gun main body 121, the middle material sputtering nozzle 122 of the discharge end of gun main body 121 that shot material located at centre, and be connected to centre and shoot material
Intermediate transit elbow 123 between gun main body 121 and middle material sputtering nozzle 122；Shaping mechanism 2 includes mould, the shaping
Mould has three charging holes, and three charging holes rifle 10 that shot material with three respectively is corresponding；The centre rifle 12 that shoots material is equipped
It is horizontally disposed and shot material the perpendicular moving track of rifle 12 with centre；
Also include shooting material centre the locking device 124 that gun main body 121 and intermediate transit elbow 123 be locked together；
Intermediate transit elbow 123 includes being shot material the first heel 1231 that the discharge end of gun main body 121 is connected with centre, and
The second heel 1232 being connected with middle material sputtering nozzle 122；First heel 1231 includes being shot material the going out of gun main body 121 with centre
The connector 123a of material end connection, and the connecting tube 123b being connected with the second heel 1232；Connector 123a is in conical loudspeaker
Mouth shape, with annular end face 123a1 and conical inner surface 123a2；Centre shoot material gun main body 121 discharge end be formed with
Conical head 1211 and the ring-shaped step 1212 corresponding with annular end face 123a1 that conical inner surface 123a2 matches；
Annular end face 123a1 is formed with multiple positioning convex strip 123a11 arranged in a ring, the horizontal stroke of positioning convex strip 123a11
Section is gradually broadened by tip to root；The end face corresponding with annular end face 123a1 of ring-shaped step 1212 be formed with it is multiple with
The strip groove 12121 that each positioning convex strip 123a11 matches；
The surface of conical head 1211 is formed with multiple outer annular burrs 12111 concentric with the axis of conical head 1211, outer shroud
The width and height of shape burr 12111 are 0.5-2.5mm, and elastic sealing gasket layer is covered with outer annular burr 12111
12112, conical inner surface 123a2 are formed with multiple annular burr 123a21s concentric with connector 123a axis, inner ring
The width and height of shape burr 123a21 are 0.5-2.5mm；
Have between positioning convex strip 123a11 and strip groove 12121 between elastic sealing gasket 12112 compression deformation of layer
Gap, when locking device 124 is gradually screwed, outer annular burr 12111 and annular burr 123a21 are to elastic packing bed course 12112
Gradually clamp, closed completely in strip groove 12121 until positioning convex strip 123a11 together with；
Locking device 124 is cylindrical, and one end of inner surface is formed with towards the centre direction of gun main body 121 that shoots material and presses on company
The outer surface of joint 123a compresses step 1241, and the other end is formed with internal thread 1242, the side face of ring-shaped step 1212 is formed
There is the external screw thread matched with internal thread 1242.In practical work process, the centre rifle 12 that shoots material can utilize moving rail to the present invention
Road carries out transverse shifting, and staff's rifle 12 that can be shot material to centre carries out large range of transverse shifting to adapt to mould
The position in intermediate feed hole；After locking device 124 are unscrewed, intermediate transit elbow 123 can rely on the company of the first heel 1231
Joint 123a is rotated with the conical head 1211 of the middle discharge end of rifle 12 that shoots material, and makes the specifically alignment shaping of middle material sputtering nozzle 122
The intermediate feed hole of mould, after alignment, can screw locking device 124, make positioning convex strip 123a11 and the correspondence of strip groove 12121
It is fastened togather, it is ensured that intermediate transit elbow 123 is not in the rotation of inhuman wish；After locking device 124 is screwed, taper
First 1211 surface and conical inner surface 123a2 mutual cooperations clamp elastic packing bed course 12112 to be carried out on this contact surface
Sealing, and annular burr 12111 and annular burr 123a21 can be clamped in both sides to elastic packing bed course 12112 outward, be made
The surface of elastic packing bed course 12112 deforms upon mutually embedded outer annular burr 12111 and annular burr 123a21, significantly increases
Big area in sealing contact, sealing effectiveness is stronger.
Preferably, the gap between the corresponding positioning convex strip 123a11 of locking device 124 and strip groove 12121 be formed with
The through hole 1243 of external world's connection.During locking device 124 is gradually screwed, locking device 124, centre shoots material gun main body
Air between 121 and intermediate transit elbow 123 in space can be discharged from through hole 1243, be easy to locking operation.
In order to ensure the validity of the work of through hole 1243 is played, it is preferable that a diameter of 1-2mm of through hole 1243.
Preferably, the cross section of outer annular burr 12111 and annular burr 123a21 is gradually to be become by tip to root
Triangle wide, and the tip of the cross section of outer annular burr 12111 and annular burr 123a21 is smooth arc.This structure
The depth and closely on outer annular burr 12111 and the surface of annular burr 123a21 insertions elastic packing bed course 12112 can be ensured
Property, and the tip of smooth arc will not cause damage to elastic packing bed course 12112.
Preferably, the outer surface of connector 123a compresses the inner surface corresponding section of step 1241 and is connected in cone
The outer surface of head 123a matches.While this structure can be such that locking device 124 gradually locks, using with conical inner surface
The step 1241 that compresses the automatic alignment result of generation is engaged with the connector 123a with conical external surface, and then make connection
The conical inner surface 123a2 evens ground of head 123a compresses elastic packing bed course 12112, will not especially make elastic sealing gasket
Layer 12112 produces fold, it is ensured that sealing effectiveness.
Preferably, the lateral surface of connector 123a is more than medial surface and connector 123a with the angle of connector 123a axis
The angle of axis, the i.e. inclination angle of connector 123a lateral surfaces is bigger, is compressing step 1241 with connector 123a lateral surface phases
In the case of matching somebody with somebody, this structure can make to compress the pressure in the axial direction stronger to connector 123a generations of step 1241, enhancing
Compress locking effect.
Preferably, the outer surface of connector 123a is formed with the antifriction bulge loop 123a3 concentric with connector 123a axis,
The cross section of antifriction bulge loop 123a3 is the triangle gradually broadened by tip to root, and antifriction bulge loop 123a3's is transversal
The tip in face is smooth arc.This structure can make the outer surface of connector 123a pass through antifriction bulge loop 123a3 and compress step
1241 are in contact, and are effectively reduced contact area, so be substantially reduced the outer surface of connector 123a with compress step 1241 it
Between frictional force, locking device 124 locking during, greatly reduce locking resistance, easily facilitate locking.Concrete structure can
For locking device 124 is equipped with locking positioner (not shown).
Preferably, the inner surface for compressing step 1241 is formed with the antifriction raised line intersected with antifriction bulge loop 123a3
12411.This structure can make the inner surface for compressing step 1241 connect with antifriction bulge loop 123a3 by antifriction raised line 12411
Touch, can further reduce contact area, further reduce connector 123a and compress the frictional force between step 1241.
Preferably, the cross section of antifriction raised line 12411 is the triangle gradually broadened by tip to root, and antifriction
The tip of the cross section of raised line 12411 is smooth arc.This structure can make antifriction raised line 12411 and antifriction bulge loop 123a3
Flexible contact, significantly reduces abrasion, it is ensured that the persistence that mechanism uses.
Preferably, antifriction raised line 12411 is perpendicular with antifriction bulge loop 123a3.This structure can reduce single antifriction
The contact area of raised line 12411 and antifriction bulge loop 123a3, and then further reduce all antifriction raised lines 12411 and antifriction
Wipe the contact area of bulge loop 123a3.
Product form of the invention is not limited to this case diagram and embodiment, and anyone carries out the appropriate of similar thinking to it
Change is modified, and all should be regarded as not departing from patent category of the invention.
Claims (7)
1. three strong color injection moulding apparatus of a kind of sealing, including material injecting mechanism and shaping mechanism；The material injecting mechanism includes three
Shoot material rifle, respectively two in both sides side shoot material rifle and in both sides shoot material rifle between centre shoot material rifle；The side is penetrated
Spray gun shoots material gun main body including side, located at the while material sputtering nozzle of the discharge end in the gun main body that shoots material, and is connected to side and shoots material gun main body
With between material sputtering nozzle while transfer elbow；The centre rifle that shoots material shoots material gun main body including centre, is shot material rifle master located at centre
The middle material sputtering nozzle of the discharge end of body, and it is connected to the middle intermediate transit elbow shot material between gun main body and middle material sputtering nozzle；
The shaping mechanism includes mould, and the mould has three charging holes, three charging holes respectively with three
The rifle that shoots material is corresponding；It is characterized in that：The centre shoot material rifle be equipped with it is horizontally disposed and perpendicular with the centre rifle that shoots material
Moving track；
Also include shooting material the centre locking device of the gun main body together with intermediate transit elbow jam；
The intermediate transit elbow includes being shot material the first heel that the discharge end of gun main body is connected with the centre, and with it is described
Second heel of middle material sputtering nozzle connection；First heel includes being connected with the shoot material discharge end of gun main body of the centre
Connector, and the connecting tube being connected with second heel；The connector is in conical horn mouthful shape, with annular end
Face and conical inner surface；The shoot material discharge end of gun main body of the centre is formed with the cone matched with the conical inner surface
Forming head and the ring-shaped step corresponding with the annular end face；
The annular end face is formed with multiple positioning convex strips arranged in a ring, and the cross section of the positioning convex strip is by tip to root
Portion gradually broadens；The ring-shaped step end face corresponding with the annular end face is formed with multiple with each positioning convex strip phase
The strip groove of matching；
The surface of the conical head is formed with multiple outer annular burrs concentric with conical head axis, the outer annular burr overlying
Elastic packing bed course is provided with, the conical inner surface is formed with multiple annular burrs concentric with the connector axis；
There is the gap for the elastic packing bed course compression deformation between the positioning convex strip and the strip groove；
The locking device is cylindrical, one end of inner surface be formed with towards the centre shoot material gun main body direction press on it is described
The outer surface of connector compresses step, and the other end is formed with internal thread, and the side face of the ring-shaped step is formed with interior with described
The external screw thread that screw thread matches；
Gap between the locking device correspondence positioning convex strip and strip groove is formed with the through hole being in communication with the outside；
The inner surface for compressing step is formed with the antifriction raised line intersected with the antifriction bulge loop；
The outer surface of the connector is in cone, the appearance of the inner surface corresponding section and the connector for compressing step
Face matches；
The lateral surface of the connector is with the angle of connector axis more than medial surface and the angle of connector axis.
2. three strong color injection moulding apparatus of a kind of sealing according to claim 1, it is characterised in that：The diameter of the through hole
It is 1-2mm.
3. three strong color injection moulding apparatus of a kind of sealing according to claim 2, it is characterised in that：The antifriction raised line
Cross section be the triangle gradually broadened by tip to root, and the tip of the cross section of the antifriction raised line is smooth arc
Shape.
4. three strong color injection moulding apparatus of a kind of sealing according to claim 3, it is characterised in that：The outer annular burr
Width and height be 0.5-2.5mm, the width and height of the annular burr are 0.5-2.5mm.
5. three strong color injection moulding apparatus of a kind of sealing according to claim 3, it is characterised in that：The outer annular burr
It is the triangle that is gradually broadened by tip to root with the cross section of the annular burr, and the outer annular burr and described
The tip of the cross section of annular burr is smooth arc.
6. three strong color injection moulding apparatus of a kind of sealing according to claim 3, it is characterised in that：The antifriction bulge loop
Cross section be the triangle gradually broadened by tip to root, and the tip of the cross section of the antifriction bulge loop is smooth arc
Shape.
7. three strong color injection moulding apparatus of a kind of sealing according to any one of claim 4-6, it is characterised in that：It is described
Antifriction raised line is perpendicular with the antifriction bulge loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212947.2A CN106808644B (en) | 2015-12-22 | 2015-12-22 | A kind of three color injection moulding apparatus that leakproofness is strong |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970092.0A CN105415569B (en) | 2015-12-22 | 2015-12-22 | A kind of adjustable three colors injection moulding apparatus of middle material sputtering nozzle |
| CN201710212947.2A CN106808644B (en) | 2015-12-22 | 2015-12-22 | A kind of three color injection moulding apparatus that leakproofness is strong |
Related Parent Applications (1)
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| CN201710212947.2A Expired - Fee Related CN106808644B (en) | 2015-12-22 | 2015-12-22 | A kind of three color injection moulding apparatus that leakproofness is strong |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204450998U (en) * | 2015-02-12 | 2015-07-08 | 福建钜闽机械有限公司 | A kind of three look EVA material injecting mechanisms |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3341552B2 (en) * | 1995-11-17 | 2002-11-05 | 宇部興産株式会社 | Multicolor injection molding equipment |
| CN2342969Y (en) * | 1998-10-14 | 1999-10-13 | 郑隆贵 | Parallel multi-material tube injector |
| CN2362679Y (en) * | 1998-11-08 | 2000-02-09 | 福建浔兴集团公司 | Multi-color zipper injection moulding machine |
| CN2567021Y (en) * | 2002-02-01 | 2003-08-20 | 宁波海鹰塑料机械制造有限公司 | Injection joint device of injection moulding machine |
| CN2645890Y (en) * | 2003-09-25 | 2004-10-06 | 台湾联塑机器股份有限公司 | Tricolor ejection forming machine |
| CN205219580U (en) * | 2015-12-22 | 2016-05-11 | 福建立棋机械有限公司 | Three -colour device of moulding plastics with adjustable middle nozzle |
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2015
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204450998U (en) * | 2015-02-12 | 2015-07-08 | 福建钜闽机械有限公司 | A kind of three look EVA material injecting mechanisms |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106808644B (en) | 2018-10-26 |
| CN105415569B (en) | 2017-06-30 |
| CN105415569A (en) | 2016-03-23 |
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