CN102039652B - Injection drive structure of infection molding machine - Google Patents
Injection drive structure of infection molding machine Download PDFInfo
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- CN102039652B CN102039652B CN 200910205549 CN200910205549A CN102039652B CN 102039652 B CN102039652 B CN 102039652B CN 200910205549 CN200910205549 CN 200910205549 CN 200910205549 A CN200910205549 A CN 200910205549A CN 102039652 B CN102039652 B CN 102039652B
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Abstract
The invention provides an injection drive structure of an infection molding machine, wherein a filling screw of a feeding mechanism smoothly stirs plastic raw materials to fill the materials in a mould; when a filling hole is filled with the plastic raw material, a reacting force pushing the filling screw reversely can be generated so that the filling screw and a sliding mechanism assembled and connected with the filling screw are pushed backward; then an injection mechanism is driven by the backward sliding mechanism to actuate a drive screw of the injection mechanism and drive the sliding mechanism which is screwed with the drive screw, to push the filling screw to go forward and perform extrusion, injection and forming. According to the structure, the plastic raw material is smoothly stirred to be filled in the mould and the stepped movements of extrusion and injection are performed, thus the actuation load of the motor can be effectively reduced and the excellent rate of the injected and formed finished product can be increased.
Description
Technical field
The present invention relates to a kind of injection drive structure of infection molding machine, espespecially a kind ofly stir within the mould plastic material is smooth and easy first, do again the segmentation action that material extrusion is penetrated, with the injection drive structure of infection molding machine that alleviates the load in the motor start and the rate of pass of injection molding is improved more.
Background technology
In the existing servo ejaculator, as: No. the 5129808th, United States Patent (USP), it adopts single motor to drive two ball screws, to drive a back seat and reinforced motor and an associated mechanisms, because it penetrates drive unit and is provided with many action axis, therefore, be not easy to keep being parallel to each other, synchronization action and control accuracy, and its weight is larger, and the utmost point consumes driving-energy in the use.
And for example: No. 4693676 servo ejaculator of United States Patent (USP), its back seat is fixed, and the motor that shoots material turns two ball screws, and to drive a pressure plare and a material screw rod advances, a reinforced motor then drives this material screw rod and is rotated.
For another: TaiWan, China is announced M270033 number servo ejaculator ejaculation drive unit, mainly in a support the relative material base in interval is set, ejecting base and reinforced seat, the one material pipe that includes the material screw rod is arranged in this material base, one ball screw that contains ball nut and periphery rotating disk thereof is arranged in this ejecting base, by the motor driven that shoots material, this ball screw one termination is should the material screw rod becomes same axis, its other end is set as a central duct that includes the croze nut, the one croze axle that contains rotating disk wears and is positioned this reinforced seat, by a reinforced motor driven, this croze axle one end is slidably engaged the croze nut of this ball screw, make the croze axle only do the original place rotation, and can be with ball screw axial displacement, to reduce inertia strength.
Therefore, the inventor is because above-mentioned servo ejaculator is comparatively complicated in the design of its ejaculation driving mechanism, be to borrow it for many years in the manufacturing of association area and assisting a ruler in governing a country of design experiences and knowledge, and through clever thought in many ways, the research and development of doing to upgrade for existing servo ejaculator improve, and develop injection drive structure of infection molding machine of the present invention.
Summary of the invention
Main purpose of the present invention provides a kind of injection drive structure of infection molding machine, can be first stirs within the mould plastic material is smooth and easy, does the action that material extrusion is penetrated again, and alleviates motor and makes dynamic load and make the acceptance rate of finished product double to improve to reach.
In order to reach above-mentioned enforcement purpose, the inventor proposes a kind of injection drive structure of infection molding machine, comprises:
One feeding mechanism, it is the in-material seat that is provided with the board Joint, and be provided with feeding mouth in this in-material seat top, establish a material hole in the in-material seat center again, and this material hole is connected with feeding mouth, wears a material feeding screw rod in material hole again, and make the affixed pan feeding motor of board, and make between the power transmission shaft and a rotating disk of this pan feeding motor, with a driving-belt winding winding;
One slide mechanism, be provided with one with the slip of the terminal winding of material feeding screw rod from part, and this slip is organized with a slip main part mutually from part establish, establish again positioning piece, and be provided with perforation in keeper, place the location for slip main part correspondence, make again keeper one end be sheathed on the set axis hole of board, the rotating disk of keeper another end and feeding mechanism is connected with group;
One ejecting mechanism, be provided with an axle sleeve, establish to organize mutually with the slip main part of slide mechanism, make again the axle sleeve center be made as screw, in being located at for a drive screw spiral shell, the drive screw another end is passed outside the set axis hole of board, to be connected with group with a rotating disk, again in the affixed motor that shoots material of board, and make between the power transmission shaft of the motor that shoots material and rotating disk and be arranged with driving-belt.
The present invention also proposes a kind of injection drive structure of infection molding machine, comprise: a feeding mechanism, it is the in-material seat that is provided with the board Joint, and above this in-material seat, be provided with feeding mouth, establish a material hole in the in-material seat center again, and this material hole is connected with feeding mouth, wear a material feeding screw rod in material hole again, and make the affixed pan feeding motor of board, and make between the power transmission shaft and a rotating disk of this pan feeding motor, with a driving-belt winding winding;
One slide mechanism, be provided with one with the slip of the terminal winding of material feeding screw rod from part, and this slip is organized with a slip main part mutually from part establish, establish again positioning piece, and be provided with perforation in keeper, place the location for slip main part correspondence, make again keeper one end be sheathed on the set axis hole of board, the rotating disk of keeper another end and feeding mechanism is connected with group;
One ejecting mechanism, be provided with an axle sleeve, and make the axle sleeve center be made as screw, in being located at for a drive screw spiral shell, drive screw one end and slip main part are connected with group, axle sleeve is organized mutually with the rotating disk of ejecting mechanism established, again in the affixed motor that shoots material of board, and make between the power transmission shaft of this motor that shoots material and rotating disk and be arranged with driving-belt.
Whereby, the injection drive structure of infection molding machine that the present invention proposes, material feeding screw rod by feeding mechanism stirs into the plastic material that injects in the mould smoothly, continue it, when plastic material riddles material hole, can produce an anti-reaction force of injecting the material screw rod, at this moment, move after the slide mechanism that is connected with group with the material feeding screw rod is stressed, to cushion this reaction force, thereupon, drive its drive screw of ejecting mechanism start, advance to drive slide mechanism passing material feeding screw rod, carry out the action of material extrusion injection molding, accordingly, stir within the mould plastic material is smooth and easy first, do again the segmentation action that material extrusion is penetrated, namely can alleviate the load in the motor start, and the benefit that the rate of pass of injection molding is improved more.
Description of drawings
The following drawings only is intended to the present invention done and schematically illustrates and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is whole cutaway view of the present invention;
Fig. 2 is A-A cutaway view of the present invention;
Fig. 3 is use state diagram of the present invention;
Fig. 4 is the whole cutaway views of one embodiment of the invention;
Fig. 5 is B-B cutaway view of the present invention;
Fig. 6 is that one embodiment of the invention are used state diagram;
Fig. 7 is the whole cutaway view of another embodiment of the present invention;
Fig. 8 is C-C cutaway view of the present invention;
Fig. 9 is that another embodiment of the present invention is used state diagram.
The main element label declaration:
1 board, 11 axis holes
12 axis holes, 2 feeding mechanisms
21 in-material seats, 211 feeding mouths
212 material holes, 22 material feeding screw rods
23 pan feeding motors, 231 power transmission shafts
24 rotating disks, 25 driving-belts
3 slide mechanisms 31 slide from part
32 slip main parts, 33 keepers
331 perforation, 34 bearings
4 ejecting mechanisms, 41 axle sleeves
411 screws, 42 drive screws
43 rotating disks, 44 bearings
45 motor 451 power transmission shafts that shoot material
46 driving-belts
The specific embodiment
Understand for technical characterictic of the present invention, purpose and effect being had more clearly, now contrast description of drawings the specific embodiment of the present invention.
At first, see also shown in Figure 1ly, be the injection drive structure of infection molding machine that the present invention proposes, formed with ejecting mechanism 4 by board 1 and the feeding mechanism 2, the slide mechanism 3 that sequentially are assembled in board 1, wherein:
This feeding mechanism 2, be provided with the in-material seat 21 with board 1 Joint, and be provided with pan feeding 211 in these in-material seat 21 tops, establish a material hole 212 in in-material seat 21 centers again, and this material hole 212 is connected with feeding mouth 211, wear a material feeding screw rod 22 in material hole 212 again, and make board 1 an affixed pan feeding motor 23, and make the power transmission shaft 231 of this pan feeding motor 23 and 24 groups of rotating disk establish driving-belt 25;
This slide mechanism 3, see also shown in Figure 2, be provided with one with the slip of material feeding screw rod 22 terminal windings from part 31, and this slip is organized with a slip main part 32 mutually from part 31 establish, and should be polygonal body (hexagon body) by slip main part 32, establish again positioning piece 33, and in keeper 33 be provided with the perforation 331, place the location for slip main part 32 correspondences, and the perforation 331 of this keeper 33 is polygon (hexagon) hole corresponding with slip main part 32, make again keeper 33 1 ends be sheathed on the axis hole 11 of board 1, and be provided with bearing 34 in keeper 33 and axis hole 11 socket places, make again rotating disk 24 Joints of keeper 33 another ends and feeding mechanism 2;
This ejecting mechanism 4, be provided with an axle sleeve 41, be connected with group with the slip main part 32 with slide mechanism 3, make again axle sleeve 41 centers be made as screw 411, in being located at for drive screw 42 spiral shells, make again drive screw 42 another ends pass board 1 set axis hole 12, to be connected with group with a rotating disk 43, and be provided with bearing 44 in drive screw 42 and axis hole 12 cross-under place, again in the board 1 affixed motor 45 that shoots material, and establish driving-belt 46 in power transmission shaft 451 and 43 groups of rotating disk of the motor 45 that shoots material.
Accordingly, when use implementing, see also shown in Figure 3ly, the plastic material that melts is injected moulds by the feeding mouth 211 of feeding mechanism 2 via feeding mechanism 2, and when plastic material injected, the pan feeding motor 23 of feeding mechanism 2 drove rotating disk 24 rotations via driving-belt 25;
Continue it, the keeper 33 of the slide mechanism 3 of rotating disk 24 interlock Joints rotates, in simultaneously, the slip main part 32 that is connected with group with keeper 33 and then rotates, organize the slip of being located at slip main part 32 separately and also drive the material feeding screw rod 22 rotation starts of winding on it from part 31, to stir into smoothly plastic material in the mould, at this moment, the also synchronous rotary of motor 45 that shoots material of ejecting mechanism 4, the drive screw 42 that is connected with group with drive is cooperating the rotating speed of the axle sleeve 41 that the main part 32 that slided rotarily drives and is rotating, so that 41 effects that form idle running of the axle sleeve of drive screw 42 and bolt;
Along with material feeding screw rod 22 stirs into plastic material when being full of mould nearly, this plastic material of expiring material nearly can produce an anti-active force that pushes away material feeding screw rod 22 is pushed backward, in hereat, understand along with backward displacement of material feeding screw rod 22 from part 31 with the slip that material feeding screw rod 22 is connected with group, push slip main part 32 slippage in the perforation 331 of keeper 33 that is connected with group with it, and backward mobile;
Continuous it, mobile slip main part 32 pushes the axle sleeve 41 of the ejecting mechanism 4 of Joint backward, in hereat, the motor 45 that shoots material of ejecting mechanism 4 can be triggered, and start drive screw 42 backward rotation, to drive the backward displacement of axle sleeve 41 of bolt;
Thereupon, after axle sleeve 41 arrived the location, the motor 45 that shoots material of ejecting mechanism 4 can drive drive screw 42 forward rotation, and the drive screw 42 in the rotation can drive axle sleeve 41 displacement forward of bolt immediately;
In axle sleeve 41 start forward simultaneously, promote the slip main part 32 past anterior displacements with axle sleeve 41 Joints, and drive is connected to the slip of slip main part 32 from part 31 and material feeding screw rod 22 starts reach, and further clamp-on plastic material in the mould, so that really be full of plastic material in the mould, and finish the step of ejection formation;
Accordingly, to stir material and material extrusion divides the two-part step to implement, namely can alleviate the load in the motor start, and the cost of energy of CD-ROM drive motor start is reduced, and because on the implementation, plastic material fully stirs within the mould first, does the action that material extrusion is penetrated again, therefore, the rate of pass of injection molding is improved.
See also shown in Fig. 4～6, be one embodiment of the invention, make and be fixed in the slip main part 32 that slides from 41 on part 31 and axle sleeve and be configured as at least two guide rods, and make keeper 33 correspondences two be configured as the slip main part 32 of guide rod and be provided with at least two the perforation 331, establish for slip main part 32 corresponding cross-under groups, whereby, to reach the effect of above-mentioned interlock feeding mechanism 2 and ejecting mechanism 4 transmissions.
Other sees also shown in Fig. 7,8, be another embodiment of the present invention, be to make slip main part 32 be configured as a polygon body of rod (the hexagon body of rod), slide from 42 of part 31 and drive screws to be connected in, other makes keeper 33 establish a perforation 331 in the center, and make this perforation 331 be configured as the polygonal hole (hexagonal hole) corresponding with the main part 32 of sliding, the axle sleeve 41 of ejecting mechanism 4 is organized mutually with rotating disk 43 established;
In this, when using enforcement, see also shown in Figure 9ly, make pan feeding motor 23 drive rotating disks 24 rotations through driving-belt 25, at this moment, the keeper 33 that is connected with group with rotating disk 24 rotates thereupon, and be arranged in the slip main part 32 of keeper 33, also establish by mutually supporting of the polygon body of rod and polygonal hole, and along with keeper 33 rotations, the slip that drive is connected with group is done the action that material is stirred in rotation from part 31 and material feeding screw rod 22, so that in the smooth and easy injection mould of plastic material;
When nearly completely expecting in the mould, material feeding screw rod 22 can be passed by the plastic material reaction force backward, and the slip that interlock is connected with group is from part 31 and slip main part 32 past backward shifts, and move behind the drive screw 42 that joins of promotion and slip main part 32, in hereat, the motor 45 that shoots material can be triggered simultaneously, and reverse rotation drives rotating disk 43 and moves to the place, location after axle sleeve 41 on the rotating disk 43 drives drive screws 42 with being fixed in;
Thereupon, driving rotating disk 43 by the motor 45 that shoots material through driving-belt 46 rotates, at this moment, rotate with the axle sleeve 41 of rotating disk 43 Joints thereupon, with the drive screw 42 forward start of drive with axle sleeve 41 bolts, continue it, promote the slip main part 32 that is connected and the slip that is fixed in slip main part 32 from part 31 toward anterior displacements, pass forward from the material feeding screw rod 22 of part 31 and will be fixed in to slide, to carry out the action of material extrusion.
By said structure and embodiment as can be known, the present invention has following advantage:
1. the present invention is provided with feeding mechanism, slide mechanism and ejecting mechanism, be to stir into smoothly the plastic material that injects in the mould by the material feeding screw rod of feeding mechanism, continue it, when plastic material is close to full material, can produce an anti-reaction force of injecting the material screw rod, at this moment, move after the slide mechanism that is connected with group with the material feeding screw rod is stressed, to cushion this reaction force, thereupon, drive its drive screw of ejecting mechanism start, advance to drive slide mechanism passing material feeding screw rod, carry out the action of material extrusion injection molding, accordingly, stir within the mould plastic material is smooth and easy first, do again the segmentation action that material extrusion is penetrated, namely can alleviate the load in the motor start.
2. the present invention is provided with feeding mechanism, slide mechanism and ejecting mechanism, be by feeding mechanism plastic material to be stirred in the mould, afterwards, drive again ejecting mechanism, carry out the action that material extrusion is penetrated, so, make plastic material fully stir into mould after, do again the action that material extrusion is penetrated, the rate of pass of injection molding is improved.
The above only is the schematic specific embodiment of the present invention, is not to limit scope of the present invention.Any those skilled in the art, the equivalent variations of doing under the prerequisite that does not break away from design of the present invention and principle and modification all should belong to the scope of protection of the invention.
Claims (10)
1. an injection drive structure of infection molding machine is characterized in that, described injection drive structure of infection molding machine comprises:
One feeding mechanism, it is the in-material seat that is provided with the board Joint, and be provided with feeding mouth in described in-material seat top, establish a material hole in described in-material seat center again, and described material hole is connected with described feeding mouth, wears a material feeding screw rod in described material hole again, and make the affixed pan feeding motor of described board, and make between the rotating disk of the power transmission shaft of described pan feeding motor and described feeding mechanism, with a driving-belt winding winding;
One slide mechanism, be provided with one with the slip of the terminal winding of described material feeding screw rod from part, and described slip is organized with a slip main part mutually from part establish, establish again positioning piece, and be provided with perforation in described keeper, place the location for described slip main part correspondence, make again described keeper one end be sheathed on the set axis hole of described board, the rotating disk of described keeper another end and described feeding mechanism is connected with group;
One ejecting mechanism, be provided with an axle sleeve, establish to organize mutually with the slip main part of described slide mechanism, make again described axle sleeve center be made as screw, in being located at for a drive screw spiral shell, described drive screw another end is passed outside the set axis hole of described board, be connected with group with the rotating disk with described ejecting mechanism, again in the affixed motor that shoots material of described board, and make between the rotating disk of the power transmission shaft of the described motor that shoots material and described ejecting mechanism and be arranged with driving-belt.
2. injection drive structure of infection molding machine as claimed in claim 1 is characterized in that, described slip main part is polygonal body, and the perforation of described keeper is the polygonal hole corresponding with described slip main part in addition.
3. injection drive structure of infection molding machine as claimed in claim 2 is characterized in that, described slip main part is the hexagon body, and the perforation of described keeper then is the hexagonal hole corresponding with described slip main part in addition.
4. injection drive structure of infection molding machine as claimed in claim 1, it is characterized in that, described slip main part is configured as at least two guide rods, make again the corresponding described slip main part of described keeper, and at least two perforation that are shaped are thereon established for the corresponding cross-under group of the described slip main part that is configured as two described guide rods at least.
5. injection drive structure of infection molding machine as claimed in claim 1 is characterized in that, the set axis hole socket place of described keeper and described board further is provided with bearing.
6. injection drive structure of infection molding machine as claimed in claim 1 is characterized in that, described drive screw and cross-under place of the set axis hole of described board further are provided with bearing.
7. an injection drive structure of infection molding machine is characterized in that, described injection drive structure of infection molding machine comprises:
One feeding mechanism, it is the in-material seat that is provided with the board Joint, and above described this in-material seat, be provided with feeding mouth, establish a material hole in described in-material seat center again, and described material hole is connected with described feeding mouth, wears a material feeding screw rod in described material hole again, and make the affixed pan feeding motor of described board, and make between the rotating disk of the power transmission shaft of described pan feeding motor and described feeding mechanism, with a driving-belt winding winding;
One slide mechanism, be provided with one with the slip of the terminal winding of described material feeding screw rod from part, and described slip is organized with a slip main part mutually from part establish, establish again positioning piece, and be provided with perforation in described keeper, place the location for described slip main part correspondence, make again described keeper one end be sheathed on the set axis hole of described board, the rotating disk of described keeper another end and described feeding mechanism is connected with group;
One ejecting mechanism, be provided with an axle sleeve, and make described axle sleeve center be made as screw, in being located at for a drive screw spiral shell, described drive screw one end and slip main part are connected with group, axle sleeve is organized mutually with the rotating disk of described ejecting mechanism established, again in the affixed motor that shoots material of described board, and make between the rotating disk of the power transmission shaft of the described motor that shoots material and described ejecting mechanism and be arranged with driving-belt.
8. injection drive structure of infection molding machine as claimed in claim 7 is characterized in that, described slip main part is polygonal body, and the perforation of described keeper then is the polygonal hole corresponding with described slip main part in addition.
9. injection drive structure of infection molding machine as claimed in claim 8 is characterized in that, described slip main part is the hexagon body, and the perforation of described keeper then is the hexagonal hole corresponding with described slip main part in addition.
10. injection drive structure of infection molding machine as claimed in claim 7 is characterized in that, the set axis hole socket place of described keeper and described board further is provided with bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910205549 CN102039652B (en) | 2009-10-26 | 2009-10-26 | Injection drive structure of infection molding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910205549 CN102039652B (en) | 2009-10-26 | 2009-10-26 | Injection drive structure of infection molding machine |
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| CN102039652A CN102039652A (en) | 2011-05-04 |
| CN102039652B true CN102039652B (en) | 2013-01-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106142483B (en) * | 2015-04-22 | 2024-02-23 | 江苏天源试验设备有限公司 | Precise injection molding machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1224653A (en) * | 1997-11-13 | 1999-08-04 | 东芝机械株式会社 | Injection apparatus for injection molding machine |
| CN1240703A (en) * | 1998-06-26 | 2000-01-12 | 住友重机械工业株式会社 | Injection apparatus |
| DE20107264U1 (en) * | 2001-04-27 | 2001-10-11 | Industrial Technology Research Institute, Chutung, Hsinchu | Acceleration mechanism for an injection molding machine |
| CN201283630Y (en) * | 2008-06-25 | 2009-08-05 | 联塑(杭州)机械有限公司 | Electric charging and ejecting device |
| TW201111153A (en) * | 2009-09-24 | 2011-04-01 | Hwa Chin Machinery Factory Co Ltd | Injection driving structure for injection molding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01249419A (en) * | 1988-03-31 | 1989-10-04 | Nissei Plastics Ind Co | Injection device of injection molder |
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2009
- 2009-10-26 CN CN 200910205549 patent/CN102039652B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1224653A (en) * | 1997-11-13 | 1999-08-04 | 东芝机械株式会社 | Injection apparatus for injection molding machine |
| CN1240703A (en) * | 1998-06-26 | 2000-01-12 | 住友重机械工业株式会社 | Injection apparatus |
| DE20107264U1 (en) * | 2001-04-27 | 2001-10-11 | Industrial Technology Research Institute, Chutung, Hsinchu | Acceleration mechanism for an injection molding machine |
| CN201283630Y (en) * | 2008-06-25 | 2009-08-05 | 联塑(杭州)机械有限公司 | Electric charging and ejecting device |
| TW201111153A (en) * | 2009-09-24 | 2011-04-01 | Hwa Chin Machinery Factory Co Ltd | Injection driving structure for injection molding machine |
Non-Patent Citations (1)
| Title |
|---|
| JP平1-249419A 1989.10.04 |
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