CN204295983U - A kind of single-cylinder injection molding machine - Google Patents
A kind of single-cylinder injection molding machine Download PDFInfo
- Publication number
- CN204295983U CN204295983U CN201420735704.9U CN201420735704U CN204295983U CN 204295983 U CN204295983 U CN 204295983U CN 201420735704 U CN201420735704 U CN 201420735704U CN 204295983 U CN204295983 U CN 204295983U
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- China
- Prior art keywords
- cylinder
- penetrate
- power transmission
- material pipe
- transmission shaft
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- Expired - Fee Related
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000002347 injection Methods 0.000 claims abstract description 32
- 239000007924 injection Substances 0.000 claims abstract description 32
- 238000000465 moulding Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052742 iron Inorganic materials 0.000 abstract description 5
- 239000010720 hydraulic oil Substances 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Abstract
The utility model discloses a kind of single-cylinder injection molding machine, comprise material pipe, material pipe base, injection device, pre-molding apparatus and frame, described material pipe is installed on described material pipe pan frontward end, described material pipe, material pipe base, injection device, pre-molding apparatus are carried in described frame, described injection device comprises to be penetrated cylinder flange, penetrate earthen pipe, penetrates cylinder bonnet, penetrates cylinder axle and penetrate cylinder pull bar, and pre-molding apparatus comprises preformed motor, motor base, power transmission shaft.Adopt design of the present utility model, avoid existing injection machine power transmission shaft installed surface and easily wear and tear, transmission is forbidden, and penetrates power transmission shaft and hollow shaft when moving back and rubs and produce burning; And the iron filings that spline is immersed in the hydraulic oil of injecting cavity, spline slide wearing and tearing produce are easy to cause the problems such as hydraulic system fault, good reliability.Adopt this programme, power transmission shaft with penetrate the transmission that cylinder axle only has axial force, and without the transmission of any moment of torsion, thus solve power transmission shaft rotate bring penetrate cylinder axle, penetrate cylinder piston seal and require height, the drawback that part processing cost is high.
Description
Technical field
The utility model relates to injection-moulding device technical field, particularly relates to a kind of single-cylinder injection molding machine.
Background technology
Injection machine, also known as injector or injection (mo(u)lding) machine.It utilizes mould for plastics to make the main former of the plastic products of various shape thermoplastic or thermosetting material.Injection moulding function heating of plastic, apply high pressure to molten plastic, make it penetrate and be full of mold cavity, along with all kinds of plastic cement products is widely used, the use of injection machine is also more and more general.
Existing single-cylinder injection molding machine mainly contains injection ram non rotating formula and (Fig. 1) injection ram rotary (Fig. 2).In Fig. 1, preformed motor is installed on the rear end of oil cylinder axle core, penetrate cylinder bonnet oil cylinder axle core is fixed on penetrates on earthen pipe by penetrating cylinder pull bar, penetrate earthen pipe to be installed on and to penetrate in cylinder flange, injection device is formed penetrating cylinder flange and penetrating cylinder bonnet by penetrating cylinder pull bar, material pipe pan frontward end with expect that pipe is connected, rear end and injection device penetrate cylinder Flange joint; During preformed, preformed motor drives the power transmission shaft drive screw penetrating cylinder axle inside to rotate by hollow shaft; During injection (penetrate and move back), penetrate cylinder axle and drive power transmission shaft to do axial straight reciprocating motion by bearing, bearing, bearing baffle ring, bearing nut and nut briquetting.
In Fig. 2, preformed motor is installed on the rear end penetrating earthen pipe, the front end of material pipe base is connected with material pipe, rear end with penetrate earthen pipe and be connected, its spline is fixed on by bearing, bearing, nut the sealing shroud and compacting ring of penetrating earthen pipe inside, during preformed, preformed motor is driven spline housing by external splines and is penetrated cylinder axle and rotates, then by driving screw rod to rotate by penetrating the flange that cylinder axle is connected with screw rod, during injection, penetrate cylinder axle and do straight reciprocating motion by flange drive screw.
The preformed action of above single-cylinder injection molding machine is that preformed motor drives power transmission shaft to drive screw rod rotation by hollow shaft, its shortcoming of injection ram non rotating formula is: (1) hollow shaft, power transmission shaft life-span are short, during preformed, hollow shaft drives power transmission shaft to rotate while rotation, easily wear and tear in the hex surface of hollow shaft and the hex surface installation place of power transmission shaft when rotated installed surface, transmission is forbidden.(2) poor durability, power transmission shaft is moved reciprocatingly by piston axle, with hollow shaft friction, easily causes burning, and the iron filings of generation are easy to cause power transmission shaft stuck.(3) I&M difficulty, whole injection device need be taken apart by the replacing of hollow shaft or bearing.Injection ram its shortcoming rotary is: (4) poor reliability, and the iron filings that spline is immersed in the hydraulic oil of injecting cavity, spline slide wearing and tearing produce are easy to cause hydraulic system fault.(5) part processing cost is high, and the processing of Long travel major diameter spline needs special equipment.(6) bad adaptability, existing single-cylinder injection molding machine are not suitable for big-and-middle-sized machine, big-and-middle-sized machine to penetrate cylinder shaft diameter comparatively large, the linear velocity easily causing it to rotate is excessive, the damage of acceleration sealing ring.
Utility model content
In order to solve the technical problem that above-mentioned injection machine exists, the utility model discloses a kind of single-cylinder injection molding machine, and the utility model adopts following technical scheme to solve above-mentioned technical problem:
A kind of single-cylinder injection molding machine, comprise material pipe, material pipe base, injection device, pre-molding apparatus and frame, described material pipe is installed on described material pipe pan frontward end, described material pipe, material pipe base, injection device, pre-molding apparatus are carried in described frame, described injection device comprises to be penetrated cylinder flange, penetrate earthen pipe, penetrates cylinder bonnet, penetrates cylinder axle and penetrate cylinder pull bar, and pre-molding apparatus comprises preformed motor, motor base, power transmission shaft; Described cylinder axle of penetrating is hollow shaft, described in penetrate cylinder axle be set in described in penetrate in cylinder flange, described in penetrate cylinder bonnet be set in described in penetrate in earthen pipe and by penetrating cylinder pull bar and penetrating cylinder Flange joint; Cylinder shaft rear end is penetrated described in described motor base is installed on, to penetrate cylinder axially oriented by described for described motor base, penetrate in cylinder axle described in described power transmission shaft is fixed on, described preformed motor to be arranged on described motor base and to penetrate described in being installed in cylinder axle, described power transmission shaft one end is connected with screw rod, the other end is connected with described preformed motor output shaft, and the described screw rod other end is connected with described material pipe, and described material pipe base and described motor base connect into a rigid unitary framework by injection device.
Preferably, in above-mentioned a kind of single-cylinder injection molding machine, described power transmission shaft is solid shafting.
Preferably, in above-mentioned a kind of single-cylinder injection molding machine, penetrate in cylinder axle described in described preformed motor is installed on by bearing.
Preferably, in above-mentioned a kind of single-cylinder injection molding machine, described power transmission shaft is connected with described screw rod by screw rod one side of something.
Compared with prior art, the utility model has following technique effect:
Compared with prior art, the invention has the advantages that: single-cylinder injection molding machine power transmission shaft is directly connected with preformed motor, when avoiding preformed, power transmission shaft is connected with preformed motor by hollow shaft, easily wear and tear in the hex surface of hollow shaft and the hex surface installation place of power transmission shaft when rotated installed surface, transmission is forbidden, and penetrates power transmission shaft and hollow shaft when moving back and rubs and produce burning; But also avoid that spline is immersed in the hydraulic oil of injecting cavity, iron filings that spline slide wearing and tearing produce are easy to cause the problems such as hydraulic system fault, good reliability.Adopt power transmission shaft to be directly connected with preformed motor, power transmission shaft with penetrate the transmission that cylinder axle only has axial force, and without the transmission of any moment of torsion, thus solve that power transmission shaft rotation brings penetrate cylinder axle, penetrate cylinder piston seal and require height, the drawback that part processing cost is high.
Accompanying drawing explanation
Fig. 1 is the sectional view of existing piston non rotating formula single-cylinder injection molding machine;
Fig. 2 is the sectional view of existing rotary-piston single-cylinder injection molding machine;
Fig. 3 is single-cylinder injection molding machine three-dimensional profile figure of the present invention;
Fig. 4 is single-cylinder injection molding machine sectional view of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 4, single cylinder injection mechanism, comprises material pipe base 1, injection device 2, motor base 31, pre-molding apparatus 3, material pipe 4 and frame 5, and material pipe base 1, material pipe 4, injection device 2, pre-molding apparatus 3 one-tenth are in described frame 5.Material pipe base 1 and motor base 31 connect 2 by injection device and are connected into a rigid unitary framework, and material pipe 4 is installed on material pipe base 1 front end, injection device 2 comprises to be penetrated cylinder flange 21, penetrate cylinder axle 22, penetrates earthen pipe 23, penetrates cylinder bonnet 24, penetrates cylinder pull bar 25, penetrate earthen pipe 23 to be set in and to penetrate in cylinder flange 21, penetrate cylinder bonnet 24 to be set in and to penetrate in earthen pipe 21, by penetrating cylinder pull bar 25 and penetrating cylinder flange 21 and be connected, form an entirety, penetrate cylinder axle 22 penetrating in earthen pipe 23 and do straight reciprocating motion, pre-molding apparatus 3 comprises motor base 31, preformed motor 32, bearing 33, power transmission shaft 34, bearing 35, bearing 36, bearing 37, bearing nut 38, nut briquetting 39, screw rod one side of something 310, bearing nut 311, bearing 33 is arranged on penetrates cylinder axle 22 rear end, bearing 35 and bearing 36 are arranged on successively penetrates cylinder axle 22 front end, power transmission shaft 34 successively respectively axis hold 36, bearing 35, bearing 33, bearing 37, bearing baffle ring 38, be arranged on power transmission shaft 34 successively, nut briquetting 39 is fixed on penetrates cylinder axle 22 front end also bearing 37, bearing baffle ring 38 is fixed on to be penetrated in cylinder axle, bearing nut 311 is arranged on nut briquetting 39, power transmission shaft 34 is fixed on hollow penetrates in cylinder axle 22 simultaneously, screw rod 41 is directly installed in power transmission shaft 34 by screw rod one side of something 310, preformed motor 32 is fixed on motor base 31 rear end, Direct driver power transmission shaft 34 carries out preformed, then moved reciprocatingly by the cylinder axle 22 (penetrate and move back) of penetrating of injection device, injection or penetrate when moving back, penetrate cylinder overpressure and act on nut briquetting 39 by penetrating cylinder axle 22, nut briquetting 39 acts on power transmission shaft 34 by bearing nut 311, bearing baffle ring 38 and bearing 37, power transmission shaft 34 is injected thrust by screw rod one side of something 310 and is transmitted on screw rod 41, penetrates cylinder axle 22 simultaneously and drives whole pre-molding apparatus 3 to do straight reciprocating motion by motor base 31.
During preformed, preformed motor 32 drives screw rod 41 to rotate by power transmission shaft 34, and screw rod one side of something 310 is penetrated cylinder axle 22 by power transmission shaft 34 drive and done passive straight reciprocating motion under screw rod reaction force acts simultaneously.
As shown in Figure 4, during power transmission shaft level bearing I&M, pull down motor base 31 and penetrate cylinder bonnet 24, penetrating cylinder axle 22 from penetrating earthen pipe 23 separately, carrying out power transmission shaft and bearing maintenance thereof and changing very convenient.
Compared with prior art, the invention has the advantages that: single-cylinder injection molding machine power transmission shaft is directly connected with preformed motor, when avoiding preformed, power transmission shaft is connected with preformed motor by hollow shaft, easily wear and tear in the hex surface of hollow shaft and the hex surface installation place of power transmission shaft when rotated installed surface, transmission is forbidden, and penetrates power transmission shaft and hollow shaft when moving back and rubs and produce burning; But also avoid that spline is immersed in the hydraulic oil of injecting cavity, iron filings that spline slide wearing and tearing produce are easy to cause the problems such as hydraulic system fault, good reliability.Adopt power transmission shaft to be directly connected with preformed motor, power transmission shaft with penetrate the transmission that cylinder axle only has axial force, and without the transmission of any moment of torsion, thus solve that power transmission shaft rotation brings penetrate cylinder axle, penetrate cylinder piston seal and require height, the drawback that part processing cost is high.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a single-cylinder injection molding machine, comprise material pipe, material pipe base, injection device, pre-molding apparatus and frame, described material pipe is installed on described material pipe pan frontward end, described material pipe, material pipe base, injection device, pre-molding apparatus are carried in described frame, it is characterized in that: described injection device comprises to be penetrated cylinder flange, penetrate earthen pipe, penetrates cylinder bonnet, penetrate cylinder axle and penetrate cylinder pull bar, and pre-molding apparatus comprises preformed motor, motor base, power transmission shaft; Described cylinder axle of penetrating is hollow shaft, described in penetrate cylinder axle be set in described in penetrate in cylinder flange, described in penetrate cylinder bonnet be set in described in penetrate in earthen pipe and by penetrating cylinder pull bar and penetrating cylinder Flange joint; Cylinder shaft rear end is penetrated described in described motor base is installed on, to penetrate cylinder axially oriented by described for described motor base, penetrate in cylinder axle described in described power transmission shaft is fixed on, described preformed motor to be arranged on described motor base and to penetrate described in being installed in cylinder axle, described power transmission shaft one end is connected with screw rod, the other end is connected with described preformed motor output shaft, and the described screw rod other end is connected with described material pipe, and described material pipe base and described motor base connect into a rigid unitary framework by injection device.
2. a kind of single-cylinder injection molding machine according to claim 1, is characterized in that: described power transmission shaft is solid shafting.
3. a kind of single-cylinder injection molding machine according to claim 1, is characterized in that: penetrate in cylinder axle described in described preformed motor is installed on by bearing.
4. a kind of single-cylinder injection molding machine according to claim 1, is characterized in that: described power transmission shaft is connected with described screw rod by screw rod one side of something.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735704.9U CN204295983U (en) | 2014-11-28 | 2014-11-28 | A kind of single-cylinder injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735704.9U CN204295983U (en) | 2014-11-28 | 2014-11-28 | A kind of single-cylinder injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204295983U true CN204295983U (en) | 2015-04-29 |
Family
ID=53101561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420735704.9U Expired - Fee Related CN204295983U (en) | 2014-11-28 | 2014-11-28 | A kind of single-cylinder injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204295983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276375A (en) * | 2021-05-24 | 2021-08-20 | 西诺控股集团有限公司 | Single-cylinder injection mechanism of centrifugal lubricating injection molding machine and injection molding machine with same |
-
2014
- 2014-11-28 CN CN201420735704.9U patent/CN204295983U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276375A (en) * | 2021-05-24 | 2021-08-20 | 西诺控股集团有限公司 | Single-cylinder injection mechanism of centrifugal lubricating injection molding machine and injection molding machine with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 |