CN203391246U - Single-cylinder injection mechanism - Google Patents
Single-cylinder injection mechanism Download PDFInfo
- Publication number
- CN203391246U CN203391246U CN201320429419.XU CN201320429419U CN203391246U CN 203391246 U CN203391246 U CN 203391246U CN 201320429419 U CN201320429419 U CN 201320429419U CN 203391246 U CN203391246 U CN 203391246U
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- CN
- China
- Prior art keywords
- power transmission
- transmission shaft
- fuselage
- injection
- axle sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a single-cylinder injection mechanism and relates to the technical field of injection molding machines. According to the utility model, the rotation and the front-back slide of a screw are respectively driven by a screw driving mechanism and an axial moving mechanism to complete the works of pre-injection molding and injection molding. The single-cylinder injection mechanism has the characteristics of simple structure, light weight, small volume, easiness in manufacturing, capability of simplifying various parts and uniformity in stress on the machine body.
Description
Technical field
The utility model relates to injection machine technical field, specifically the single cylinder injection mechanism of injection machine.
Background technology
Existing various model injection machine, the cylinder structure adopting mostly is the parallel two glue injection oil cylinders of injecting screw, and its energy consumption is large, Heavy Weight, part is many, assembling is complicated, and the poor synchronization of twin-tub, so can cause a series of drawbacks such as discontinuity again.
Utility model content
Technical problem to be solved in the utility model is: a kind of single cylinder injection mechanism is provided, and it is simple in structure, part is few, lightweight, easily manufactured, adopts again single cylinder structure, make it stressed evenly, and it is low to consume energy, and is energy-conserving product.
The technical scheme in the invention for solving the above technical problem is: a kind of single cylinder injection mechanism, comprise base, fuselage and injection tube, between described base and fuselage, be provided with sliding rail, described base is connected by sliding rail with fuselage, described injection tube is arranged on the front end of fuselage, on described fuselage, be provided with the charging aperture that injection tube is communicated with, described injection mechanism also includes screw rod, power transmission shaft, driving shaft, screw drive mechanism and axial actuating mechanism, the front end of axial actuating mechanism is connected with tail cone, described screw drive mechanism is arranged on the end of axial actuating mechanism, described screw sleeve is in injection tube, described driving sleeve is connected in axial actuating mechanism, described screw rod end is connected with described power transmission shaft, described transmission the tip of the axis is connected by splined sleeve structure with the front end of driving shaft, described active the tip of the axis connecting screw rod driving mechanism.
Described axial actuating mechanism comprises hydraulic cylinder, axle sleeve piston, sealing flange, described sealing flange is connected with hydraulic cylinder front end, described sealing flange is socketed on described power transmission shaft with matched in clearance, described axle sleeve piston is socketed in hydraulic cylinder with matched in clearance, described axle sleeve piston is socketed on described power transmission shaft with matched in clearance, between described axle sleeve piston and power transmission shaft, be provided with excessively to coordinate the rolling bearing being connected with power transmission shaft with axle sleeve piston respectively, the end of described hydraulic cylinder connects described screw drive mechanism.
Described screw drive mechanism comprises hydraulic oil motor and motor base, and described motor base front end is connected with the end of described axial actuating mechanism, and the end of described motor base connects hydraulic oil motor.
Single cylinder injection mechanism of the present utility model adopts single screw rod, single fluid injection Press cylinder device, effectively solved the poor synchronization of double injection hydraulic cylinder injector, the problem of discontinuity, and adopt single cylinder structure can also simplify the structure of injector, alleviate the weight of machine, manufacture and safeguard more easyly, to reducing energy resource consumption, also having certain benifit, for the effective real estate of life of injection-molded product has reduced cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of single cylinder injection mechanism of the present utility model.
Label declaration in figure: 1, injection tube; 2, screw rod; 3, fuselage; 4, sealing flange; 5 ,Kai limit meson assemblies; 6, thrust force aligning ball bearing; 7, axle sleeve piston: 8, driving shaft; 9, spline housing; 10, hydraulic cylinder; 11, power transmission shaft; 12, hydraulic oil motor; 13, sealing ring; 14, sliding rail; 15, base; 16, motor base.
The specific embodiment
Below in conjunction with accompanying drawing, most preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, injection tube 1 is fixed on fuselage 3 front ends, screw rod 2 is installed in injection tube 1, there is perforate at power transmission shaft 11 two ends, and Surface Machining screw thread, under power transmission shaft 11 ends and screw rod 2 front end Kai limit meson assemblies 5 fixing, be connected in aggregates, there is screw thread in the interior outside of the end aperture of power transmission shaft 11, the mode that is threaded connection spline housing 9 is fixed in power transmission shaft 11, driving shaft 8 is connected in aggregates by spline housing 9 with power transmission shaft ¨, power transmission shaft 11 can slide in the axial direction with driving shaft 8, sealing flange 4 by screw be fixedly mounted on fuselage 3 ends and, axle sleeve piston 7 is connected with power transmission shaft 11 by thrust bearing 6, in the both sides of axle sleeve piston 7, also should be provided with hold down gag as end casing, the thrust bearing 6 of both sides is pressed on to 11 of axle sleeve piston 7 and power transmission shafts, and the relative position of grip piston 7 and power transmission shaft 11 is fixed.Hydraulic motor 12 is connected with the end of driving shaft 8, driving shaft 8 is fixed on motor base 16 by thrust bearing 6, motor base 16 is fixed on the end of hydraulic cylinder 10 by the fixed form of screw, hydraulic cylinder 10 is also fixed on the end of fuselage 3 by the fixed form of screw, hydraulic cylinder 10 inner chambers are connected with sealing flange 4 simultaneously, so just make injection tube 1, fuselage 3, screw rod 2, power transmission shaft 11, axle sleeve piston 7, sealing flange 11, driving shaft 8, hydraulic cylinder 10, motor base 16, hydraulic motor 12 connects in aggregates, fuselage 3 is installed on sliding rail 14, sliding rail 14 is arranged on base 15, form holistic single cylinder injection mechanism.
During preformed, by hydraulic motor 12, rotated, drive with driving shaft 8 and be linked to be 11 rotations of whole power transmission shaft, the screw rod 2 that turning cylinder 11 front ends connect also rotates together, plastifies, simultaneously the interior charged pressure oil of hydraulic cylinder 10 (hydraulic oil in this stage is to discharge from front end injection Bing Cong its rear end of hydraulic cylinder 10), promoting axle sleeve piston 7 moves backward, thereby by axle sleeve piston 7, drive screw rod 2 to draw back, complete the anti-action of prolonging, at injection tube 1 front end, form the plastics that plastified.
During injection moulding, the interior charged pressure oil of hydraulic cylinder 10 (hydraulic oil in this stage is inject from hydraulic cylinder 10 rear end and discharge from its front end), promotes axle sleeve piston 7 and move forward, thereby complete forward injection by axle sleeve piston 7 lead-screws 2.
In brief, axle sleeve piston 7 drives screw rod 2 to carry out forward and backward movement, and hydraulic motor drives screw rod 2 to rotate by transmission mechanism.
Only as described above, it is only the preferred embodiment of the utility model, when not limiting with this scope of the utility model enforcement, the content of generally recording according to the utility model claim and utility model description has been done simple equivalence and has been changed and modify, within all still belonging to the utility model claim scope.In addition, summary part and title are only the use for auxiliary patent document search, are not used for limiting the interest field of the utility model.
Claims (3)
1. a single cylinder injection mechanism, comprise base, fuselage and injection tube, between described base and fuselage, be provided with sliding rail, described base is connected by sliding rail with fuselage, described injection tube is arranged on the front end of fuselage, on described fuselage, be provided with the charging aperture that injection tube is communicated with, it is characterized in that, described injection mechanism also includes screw rod, power transmission shaft, driving shaft, screw drive mechanism and axial actuating mechanism, the front end of axial actuating mechanism is connected with tail cone, described screw drive mechanism is arranged on the end of axial actuating mechanism, described screw sleeve is in injection tube, described driving sleeve is connected in axial actuating mechanism, described screw rod end is connected with described power transmission shaft, described transmission the tip of the axis is connected by splined sleeve structure with the front end of driving shaft, described active the tip of the axis connecting screw rod driving mechanism o
2. single cylinder injection mechanism according to claim 1, it is characterized in that, described axial actuating mechanism comprises hydraulic cylinder, axle sleeve piston, sealing flange, described sealing flange is connected with hydraulic cylinder front end, described sealing flange is socketed on described power transmission shaft, and described axle sleeve piston bush is connected in hydraulic cylinder, and described axle sleeve piston bush is connected on described power transmission shaft, between described axle sleeve piston and power transmission shaft, be provided with rolling bearing, the end of described hydraulic cylinder connects the described screw drive o of mechanism
3. single cylinder injection mechanism according to claim 1, it is characterized in that, described screw drive mechanism comprises hydraulic oil motor and motor base, and described motor base front end is connected with the end of described axial actuating mechanism, and the end of described motor base connects hydraulic oil motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320429419.XU CN203391246U (en) | 2013-07-15 | 2013-07-15 | Single-cylinder injection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320429419.XU CN203391246U (en) | 2013-07-15 | 2013-07-15 | Single-cylinder injection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203391246U true CN203391246U (en) | 2014-01-15 |
Family
ID=49902807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320429419.XU Expired - Fee Related CN203391246U (en) | 2013-07-15 | 2013-07-15 | Single-cylinder injection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203391246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107582207A (en) * | 2017-10-11 | 2018-01-16 | 潍坊医学院附属医院 | One kind lifting mouse immunization experiment operation device |
-
2013
- 2013-07-15 CN CN201320429419.XU patent/CN203391246U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107582207A (en) * | 2017-10-11 | 2018-01-16 | 潍坊医学院附属医院 | One kind lifting mouse immunization experiment operation device |
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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 |
Granted publication date: 20140115 Termination date: 20180715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |