CN208571835U - A kind of dislocation type synchronous belt drive mechanism - Google Patents
A kind of dislocation type synchronous belt drive mechanism Download PDFInfo
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- CN208571835U CN208571835U CN201821277161.5U CN201821277161U CN208571835U CN 208571835 U CN208571835 U CN 208571835U CN 201821277161 U CN201821277161 U CN 201821277161U CN 208571835 U CN208571835 U CN 208571835U
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- belt
- screw rod
- synchronous belt
- belt wheel
- electrical machine
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Abstract
The utility model provides a kind of dislocation type synchronous belt drive mechanism.Including synchronous belt, upper table, ball screw, motor, electrical machine belt pulley, support shaft, support base, rack, screw rod belt wheel；Synchronous belt includes synchronous belt one and synchronous belt two；Screw rod belt wheel includes screw rod belt wheel one and screw rod belt wheel two；Synchronous belt one and the dislocation of about two synchronous belts are engaged with electrical machine belt pulley；The axis hole of electrical machine belt pulley is connected on the output shaft of motor；Mounting hole clearance fit on the axis hole clearance fit of support shaft one end and electrical machine belt pulley, the other end and support base；Support base is mounted on the rack；The nut of ball screw is mounted in the mounting hole of rack top plate；The axis hole of screw rod belt wheel is mounted on the nut of ball screw；The screw rod bottom of ball screw is connect with upper table.The utility model dislocation type toothed belt transmission design up and down, structure is simple, stable drive, improves the operating accuracy of equipment；Single motor driving, influence caused by avoiding the asynchronous operating accuracy equipment of multiple electric motors driving start and stop.
Description
Technical field
The utility model relates to bending machine technical fields, and in particular to a kind of dislocation type synchronous belt drive mechanism.
Background technique
There are mainly two types of the bending machines for using toothed belt transmission currently on the market: one is a synchronous belt is used, by list
The two ball screw rotations of platform motor driven, screw rod drive upper table to move back and forth；Second is passed using two two step bands
Dynamic, every synchronous belt is equipped with a motor driven.
Single toothed belt transmission is higher to the intensity requirement of synchronous belt because driving two screw rod transmissions simultaneously, therefore institute's band
It loads limited；Synchronous belt is too long, and stroke is excessive, and when work easily causes two screw rods asynchronous, causes system bending precision poor.
And two toothed belt transmissions need to be equipped with two motors, cost is excessively high, and when two motor start and stop are asynchronous, easily causes two silks
Bar is asynchronous, causes system bending precision poor.
In conclusion being badly in need of a kind of dislocation type synchronous belt drive mechanism to solve problems of the prior art.
Utility model content
The utility model aim is to provide a kind of dislocation type synchronous belt drive mechanism, different to solve bending machine V belt translation
Step, the problems such as bending precision is poor.
To achieve the above object, the utility model provides a kind of dislocation type synchronous belt drive mechanism, including including synchronizing
Band, upper table, ball screw, motor, electrical machine belt pulley, support shaft, support base, rack, screw rod belt wheel；Synchronous band connection motor
Belt wheel and screw rod belt wheel；Synchronous belt includes synchronous belt one and synchronous belt two；Screw rod belt wheel includes screw rod belt wheel one and screw rod belt wheel
Two；Synchronous belt one and the dislocation of about two synchronous belts are engaged with electrical machine belt pulley；The axis hole of electrical machine belt pulley is connected to the output shaft of motor
On, it is fixed with flat key；Installation interporal lacuna on the axis hole clearance fit of support shaft one end and electrical machine belt pulley, the other end and support base
Cooperation；Support base is mounted on the rack, and is fixed with bolt；The nut of ball screw is mounted in the mounting hole of rack top plate；Silk
The axis hole of bar belt wheel is mounted on the nut of ball screw, is fixed with flat key；The installation of screw rod belt wheel one and screw rod belt wheel two is high
The width for spending the synchronous belt that is staggered, makes synchronous belt one be in two parallel planes with synchronous belt two；The screw rod bottom of ball screw
Portion is connect with upper table.
Preferably, the synchronous belt one is identical with two structure and size of synchronous belt.
Preferably, the screw rod belt wheel one is identical with two structure and size of screw rod belt wheel.
Preferably, the support base section is " several " font, and top surface is provided with the circular hole with support shaft cooperation.
Preferably, the support shaft is the multi-diameter shaft of symmetrical structure, there is the step for limit among support shaft.
Using the technical solution of the utility model, have the advantages that
(1) in the utility model, electrical machine belt pulley is driving wheel, and screw rod belt wheel is driven wheel, and two synchronous belt dislocation cover
On the same electrical machine belt pulley, and cooperating respectively with two screw rod belt wheels, i.e. a motor drives two screw rod belt wheel rotations simultaneously,
Ball screw and screw rod belt wheel cooperate, and the rotary motion of screw rod belt wheel are converted to the linear motion of ball screw, and then drive
Upper table pumps.Upper and lower dislocation type toothed belt transmission design, structure is simple, stable drive, improves equipment
Operating accuracy；Single motor driving, cost is low, and avoiding multiple electric motors driving, start and stop are asynchronous makes to equipment operating accuracy
At influence.
(2) in the utility model, axis hole one end of electrical machine belt pulley and the output shaft flat key of motor are fixed, the other end and support
Shaft clearance cooperation, and support shaft is connect with support base；Constraint due to support shaft to electrical machine belt pulley, it is possible to reduce motor driven electricity
The swing of electrical machine belt pulley axial direction, keeps toothed belt transmission steady, and improve the bearing strength of motor output shaft when machine belt wheel rotates.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the explosive view of transmission mechanism；
Fig. 2 is the main view of transmission mechanism:
Fig. 3 is the A of transmission mechanism to cross-sectional view；
Fig. 4 is the top view of transmission mechanism；
Wherein, 1, synchronous belt one, 2, upper table, 3, ball screw, 4, motor, 5, electrical machine belt pulley, 6, support shaft, 7, branch
Support seat, 8, rack, 9, screw rod belt wheel one, 10, synchronous belt two, 11, screw rod belt wheel two.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be according to power
Benefit requires to limit and the multitude of different ways of covering is implemented.
Embodiment 1:
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of dislocation type synchronous belt drive mechanism, the present embodiment is applied in bending machine
Transmission mechanism.
A kind of dislocation type synchronous belt drive mechanism includes synchronous belt, upper table 2, ball screw 3, motor 4, electrical machine belt pulley
5, support shaft 6, support base 7, rack 8, screw rod belt wheel.
Synchronous band connection electrical machine belt pulley 5 and screw rod belt wheel；Synchronous belt includes synchronous belt 1 and synchronous belt 2 10, described same
It is identical with 2 10 structure and size of synchronous belt to walk band 1.Screw rod belt wheel includes screw rod belt wheel 1 and screw rod belt wheel 2 11；Institute
It is identical with 2 11 structure and size of screw rod belt wheel to state screw rod belt wheel 1.Synchronous belt 1 and about 2 10 synchronous belt dislocation with
Electrical machine belt pulley 5 engages.One electrical machine belt pulley, two synchronous belts and two screw rod belt wheels constitute a dislocation type toothed belt transmission
Structure.Toothed belt transmission combines the advantages of V belt translation, chain conveyer, gear drive, and toothed belt transmission with belt wheel is to lean on due to band
Passing movement and power are engaged, therefore can guarantee accurate transmission ratio without opposite sliding between band and belt wheel.
The axis hole of electrical machine belt pulley 5 is connected on the output shaft of motor 4, is fixed with flat key；7 section of support base is " several " word
Shape, top surface are provided with the circular hole cooperated with support shaft 6, and support shaft 6 is the multi-diameter shaft of symmetrical structure, have among support shaft 6 for limiting
The step of position, the axis hole clearance fit of 6 one end of support shaft and electrical machine belt pulley 5, the other end are matched with the installation interporal lacuna on support base 7
It closes；Support base 7 is mounted in rack 8, is fixed with bolt.The nut of ball screw 3 is mounted in the mounting hole of 8 top plate of rack.
The axis hole of screw rod belt wheel is mounted on the nut of ball screw 3, is fixed with flat key.Screw rod belt wheel 1 and screw rod belt wheel 2 11
Mounting height is staggered the width of a synchronous belt, so that synchronous belt 1 is in two parallel planes with synchronous belt 2 10, guarantees two groups
Toothed belt transmission can stable drive, it is non-interference.The screw rod bottom of ball screw 3 is connect with upper table 2, ball screw 3
It moves up and down, upper table 2 is driven to move.
A kind of above-mentioned dislocation type synchronous belt drive mechanism working principle: electrical machine belt pulley is driving wheel, and screw rod belt wheel is driven
Wheel, two synchronous belt dislocation cover on the same electrical machine belt pulley, and cooperate respectively with two screw rod belt wheels, i.e. a motor is simultaneously
Two screw rod belt wheel rotations are driven, ball screw and screw rod belt wheel cooperate, and the rotary motion of screw rod belt wheel is converted to ball wire
The linear motion of bar, and then upper table is driven to pump.
A kind of above-mentioned dislocation type synchronous belt drive mechanism, axis hole one end of electrical machine belt pulley and the output shaft flat key of motor are solid
It is fixed, the other end and support shaft clearance fit, and support shaft is connect with support base；Constraint due to support shaft to electrical machine belt pulley, can
The swing of electrical machine belt pulley axial direction, keeps toothed belt transmission steady, and improve motor when reducing the rotation of motor driven electrical machine belt pulley
The bearing strength of output shaft.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of dislocation type synchronous belt drive mechanism, which is characterized in that including synchronous belt, upper table (2), ball screw (3),
Motor (4), electrical machine belt pulley (5), support shaft (6), support base (7), rack (8), screw rod belt wheel；Synchronous band connection electrical machine belt pulley
(5) and screw rod belt wheel；Synchronous belt includes synchronous belt one (1) and synchronous belt two (10)；Screw rod belt wheel include screw rod belt wheel one (9) and
Screw rod belt wheel two (11)；Synchronous belt one (1) and synchronous belt two (10) misplace up and down to be engaged with electrical machine belt pulley (5)；Electrical machine belt pulley (5)
Axis hole be connected on the output shaft of motor (4), fixed with flat key；The axis hole gap of support shaft (6) one end and electrical machine belt pulley (5)
Cooperation, the other end and the mounting hole clearance fit on support base (7)；Support base (7) is mounted on rack (8), is fixed with bolt；
The nut of ball screw (3) is mounted in the mounting hole of rack (8) top plate；The axis hole of screw rod belt wheel is mounted on ball screw (3)
Nut on, fixed with flat key；The mounting height of screw rod belt wheel one (9) and screw rod belt wheel two (11) is staggered the width of a synchronous belt
Degree, makes synchronous belt one (1) be in two parallel planes with synchronous belt two (10)；The screw rod bottom of ball screw (3) and upper work
Platform (2) connection.
2. a kind of dislocation type synchronous belt drive mechanism according to claim 1, which is characterized in that the synchronous belt one (1)
It is identical with synchronous belt two (10) structure and size.
3. a kind of dislocation type synchronous belt drive mechanism according to claim 1, which is characterized in that the screw rod belt wheel one
(9) identical with screw rod belt wheel two (11) structure and size.
4. a kind of dislocation type synchronous belt drive mechanism according to claim 1, which is characterized in that the support base (7) is cut
Face is " several " font, and top surface is provided with the circular hole with support shaft (6) cooperation.
5. a kind of dislocation type synchronous belt drive mechanism according to claim 1, which is characterized in that the support shaft (6) is
The multi-diameter shaft of symmetrical structure, the intermediate step having for limit of support shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277161.5U CN208571835U (en) | 2018-08-09 | 2018-08-09 | A kind of dislocation type synchronous belt drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277161.5U CN208571835U (en) | 2018-08-09 | 2018-08-09 | A kind of dislocation type synchronous belt drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571835U true CN208571835U (en) | 2019-03-01 |
Family
ID=65449968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821277161.5U Active CN208571835U (en) | 2018-08-09 | 2018-08-09 | A kind of dislocation type synchronous belt drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571835U (en) |
-
2018
- 2018-08-09 CN CN201821277161.5U patent/CN208571835U/en active Active
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