CN207539290U - A kind of transmission device for high pressure injector - Google Patents
A kind of transmission device for high pressure injector Download PDFInfo
- Publication number
- CN207539290U CN207539290U CN201721061008.4U CN201721061008U CN207539290U CN 207539290 U CN207539290 U CN 207539290U CN 201721061008 U CN201721061008 U CN 201721061008U CN 207539290 U CN207539290 U CN 207539290U
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- gear
- screw
- potentiometer
- fixed plate
- rear fixed
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Abstract
The utility model discloses a kind of kind of drive for high pressure injector,There are two the motors,Two motors are mounted on by screw on rear fixed plate,Motor shaft is mounted in motor,Motor shaft passes through rear fixed plate,Small pulley is mounted on motor shaft,The screw is connected through a screw thread to form screw push-rod assembly with push-rod assembly,Two groups of screw push-rod assemblies are inserted into respectively in corresponding 2 holes of rear fixed plate,Two screw left ends are mounted on by bearing on rear fixed plate,The right end installation screw gear of two screws,Potentiometer gear is installed on the axis of two potentiometers,Potentiometer gear is fastened on using holding screw on the axis of potentiometer,2 double-layer gears are inserted into corresponding 2 straight pins of rear fixed plate,The left side tooth of screw gear and double-layer gear is gear engaged transmission,Double-layer gear external right side tooth and potentiometer gear are gear engaged transmissions.The utility model its design is scientific and reasonable, it is simple in structure, it is easy to use.
Description
Technical field：
The utility model is related to a kind of transmission devices for high pressure injector, belong to high pressure injector technical field.
Background technology：
Most of product carries out movement transmission using pure gear-driven mode currently on the market, this kind of drive is being driven
Noise is big in the process, vibration is larger, assembling when bad adjustment, requirement on machining accuracy it is higher, and while being driven cannot mitigate load punching
It hits.If occurring overload situations in transmission process, gear will be damaged.Therefore pure gear-driven side is used when load is larger
Formula cannot fully meet required working condition requirement.In view of the above-mentioned problems, it is necessary to provide a kind of stable drive, drive noise it is small,
Load impacting can be mitigated when facilitating relatively low adjustment, requirement on machining accuracy, transmission during assembling and has protection to overload in transmission process
The kind of drive of the synchronous pulley of function.
Utility model content：
The technical problem to be solved by the present invention is to provide a kind of transmission device for high pressure injector, using belt
The design that transmission and gear drive are combined can mitigate load impacting, and drive noise is small, group when stable drive, transmission
Facilitate that adjustment, requirement on machining accuracy are relatively low, and design is scientific and reasonable during dress, it is simple in structure, it is easy to use.
A kind of transmission device for high pressure injector, structure include：Push-rod assembly, motor, rear fixed plate, motor
Axis, screw, small pulley, big belt wheel, belt, screw gear, double-layer gear, potentiometer gear, bearing, potentiometer, straight pin, institute
There are two the motors stated, and two motors are mounted on by screw on rear fixed plate, and motor shaft is mounted in motor, and motor shaft passes through
Rear fixed plate, small pulley is mounted on motor shaft, and after small pulley is inserted in place, card is pacified at the annular groove of motor the tip of the axis
Assembling jump ring, to prevent small pulley coming off in equipment running process, the screw is connected through a screw thread shape with push-rod assembly
Into screw push-rod assembly, two groups of screw push-rod assemblies are inserted into respectively in corresponding 2 holes of rear fixed plate, and two screw left ends pass through
Bearing is mounted on rear fixed plate, and the right end installation screw gear of two screws, there are two the potentiometers, two potentiometers
Axis on potentiometer gear is installed, potentiometer gear is fastened on using holding screw on the axis of potentiometer, the double-layer gear
There are 2,2 double-layer gears are inserted into corresponding 2 straight pins of rear fixed plate, and the left side tooth of screw gear and double-layer gear is
Gear engaged transmission, double-layer gear external right side tooth and potentiometer gear are gear engaged transmissions.
The gear wheel has 2, and 2 big belt wheels are separately mounted to the end on two screws, the right side on two screws
Installation locking top nut is held, to prevent from being driven the loosening of parts in equipment running process or come off.
The belt has two, and two belts are inserted in big belt wheel and small pulley, it is ensured that belt can drive big band completely
The transmission of wheel and small pulley.
The beneficial effects of the utility model：The design that the utility model is combined using belt transmission and gear drive, energy
Load impacting can be mitigated when enough stable drives, transmission, and drive noise is small, assembling when facilitate adjustment, requirement on machining accuracy relatively low,
Design is scientific and reasonable for it, simple in structure, easy to use.
Description of the drawings：
For ease of explanation, the utility model is described in detail by following specific implementations and attached drawing.
Fig. 1 is the decomposition texture schematic diagram of the utility model；
Fig. 2 is the assembling left view of the utility model.
In figure：1- push-rod assemblies；2- motors；3- rear fixed plates；4- motor shafts；5- screws；6- small pulleys；7- big belt wheels；
8- belts；9- screw gears；10- double-layer gears；11- potentiometer gears；12- bearings；13- potentiometers；14- straight pins.
Specific embodiment：
To make the objectives, technical solutions and advantages of the present invention clearer, below by showing in attached drawing
Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality
With novel range.In addition, in the following description, the description to known features and technology is omitted, to avoid unnecessarily mixing
Confuse the concept of the utility model.
As shown in Figure 1 and Figure 2, a kind of transmission device for high pressure injector, structure include：Push-rod assembly 1, motor
2nd, rear fixed plate 3, motor shaft 4, screw 5, small pulley 6, big belt wheel 7, belt 8, screw gear 9, double-layer gear 10, potentiometer
Gear 11, bearing 1, potentiometer 13, straight pin 14, there are two the motors 2, and two motors 2 are solid after being mounted on by screw
On fixed board 3, motor shaft 4 is mounted in motor 2, and motor shaft 4 passes through rear fixed plate 3, and small pulley 6 is installed on the motor shaft (4), small
After belt wheel 6 is inserted in place, card installs clamp spring at the annular groove of the end of motor shaft 4, to prevent small pulley 6 from being run in equipment
Coming off in the process.
The screw 5 is connected through a screw thread to form screw push-rod assembly with push-rod assembly 1, two groups of screw push-rod assemblies point
Cha Ru not be in 3 corresponding two holes of rear fixed plate, two 5 left ends of screw are mounted on by bearing 12 on rear fixed plate 3, two silks
The right end of bar 5 installs screw gear 9, and potentiometer gear 11, potentiometer gear 11 are installed on the axis of described two potentiometers 13
It is fastened on using holding screw on the axis of potentiometer 13.
Two double-layer gears 10 are inserted into 3 corresponding two straight pins 14 of rear fixed plate, screw gear 9 with it is double
The left side tooth of layer gear 10 is gear engaged transmission, and 10 external right side tooth of double-layer gear and potentiometer gear 11 are that gear engagement passes
It is dynamic.
Two big belt wheels 7 are separately mounted to the end on two screws 5, the right end installation lock on two screws 5
Tight top nut, to prevent from being driven the loosening of parts in equipment running process or come off.
Two belts 8 are inserted on two groups of big belt wheels 7 and small pulley 6, it is ensured that belt 8 can drive big belt wheel 7 completely
It is driven with small pulley 6.
One of embodiment of the utility model is:The axis of 2 end of motor is flat of waist type, and the hole of small pulley 6
For the waist-shaped hole coordinated with 2 terminal shaft of motor, when small pulley 6 is inserted on the axis of motor 2, small pulley 6 and motor 2 can ensure that
It rotates synchronously；The axis of 5 end of screw is flat of waist type, and screw gear 9 and the centre bore of big belt wheel 7 are and 5 end of screw
The waist-shaped hole of axis cooperation is held, when on the axis of 5 end of screw gear 9 and the insertion screw of big belt wheel 7, can ensure that 9 He of screw gear
Big belt wheel 7 can be rotated synchronously with screw 5.
The fixed plate 3 is the fixed frame of the parts such as fixed motor, screw push-rod assembly and potentiometer, the bearing 12
Support to screw push-rod assembly and position-limiting action during to ensure effectively to be driven；
The potentiometer 13 is the position detection and feedback device of transmission, and when assembling must assure that in screw push-rod assembly
Stroke range in, the operation mileage rate of potentiometer is 90% or so, not only can ensure that the accuracy of detection of potentiometer in this way, but also can keep away
Exempt from potentiometer and cross range detection.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of transmission device for high pressure injector, it is characterised in that：Structure includes:Push-rod assembly, is fixed motor afterwards
Plate, motor shaft, screw, small pulley, big belt wheel, belt, screw gear, double-layer gear, potentiometer gear, bearing, potentiometer, circle
Pin, there are two the motors, and two motors are mounted on by screw on rear fixed plate, and motor shaft is mounted in motor, electricity
Arbor passes through rear fixed plate, and small pulley is mounted on motor shaft, and the screw is connected through a screw thread to form silk with push-rod assembly
Bar push-rod assembly, two groups of screw push-rod assemblies are inserted into respectively in corresponding 2 holes of rear fixed plate, and two screw left ends pass through bearing
On rear fixed plate, the right end installation screw gear of two screws, there are two the potentiometers, the axis of two potentiometers
Upper installation potentiometer gear, potentiometer gear are fastened on using holding screw on the axis of potentiometer, and the double-layer gear has 2
A, 2 double-layer gears are inserted into corresponding 2 straight pins of rear fixed plate, and the left side tooth of screw gear and double-layer gear is tooth
Wheel engaged transmission, double-layer gear external right side tooth and potentiometer gear are gear engaged transmissions.
2. a kind of transmission device for high pressure injector according to claim 1, it is characterised in that：The big belt wheel
There are 2,2 big belt wheels are separately mounted to the end on two screws.
3. a kind of transmission device for high pressure injector according to claim 1, it is characterised in that：The belt has
Two, two belts are inserted in big belt wheel and small pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061008.4U CN207539290U (en) | 2017-08-23 | 2017-08-23 | A kind of transmission device for high pressure injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061008.4U CN207539290U (en) | 2017-08-23 | 2017-08-23 | A kind of transmission device for high pressure injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207539290U true CN207539290U (en) | 2018-06-26 |
Family
ID=62607849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721061008.4U Active CN207539290U (en) | 2017-08-23 | 2017-08-23 | A kind of transmission device for high pressure injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207539290U (en) |
-
2017
- 2017-08-23 CN CN201721061008.4U patent/CN207539290U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210319 Address after: 210029 Block A, 8th Floor, 301 Hanzhongmen Street, Gulou District, Nanjing City, Jiangsu Province Patentee after: Nanjing Jusha Display Technology Co.,Ltd. Patentee after: NANJING JUSHA MEDICAL TECHNOLOGY Co.,Ltd. Address before: 210003 No.5, Hongmiao Lane 1, Fujian Road, Gulou District, Nanjing City, Jiangsu Province Patentee before: NANJING GANKONGTONG CHEMICAL PRODUCT OPERATION PORTION |
|
| TR01 | Transfer of patent right |