CN208428017U - A kind of worm and gear blind-mate device - Google Patents
A kind of worm and gear blind-mate device Download PDFInfo
- Publication number
- CN208428017U CN208428017U CN201820950669.0U CN201820950669U CN208428017U CN 208428017 U CN208428017 U CN 208428017U CN 201820950669 U CN201820950669 U CN 201820950669U CN 208428017 U CN208428017 U CN 208428017U
- Authority
- CN
- China
- Prior art keywords
- worm
- gear
- driven
- driving
- shaft
- 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.)
- Active
Links
Landscapes
- Gear Transmission (AREA)
- Transmission Devices (AREA)
Abstract
The utility model discloses a kind of worm and gear blind-mate devices, including workbench main body, the side of the workbench main body is equipped with driving device, the driving device and driving shaft are drivingly connected, driven shaft is additionally provided in the workbench main body, worm gear is equipped between the driving shaft and driven shaft, main worm screw and driven worm screw are respectively sleeved on the driving shaft and driven shaft, the side of the driven worm screw is equipped with elastic component, a kind of worm and gear blind-mate device provided by the utility model, its clever structure, and it is not necessarily to compressed air, hydraulic equal auxiliary powers, applicability is good, worm gear and worm screw are fitted close by elastic component, worm gear rotational angle is more accurate.
Description
Technical field
The utility model relates to machine tool accessories technical field of structures more particularly to a kind of worm and gear blind-mate to fill
It sets.
Background technique
Existing NC rotary table worm screw is double pitch worm, this structure adjusts worm gear auxiliary air gap in any case, no
It can avoid reserving certain interval, to guarantee that worm gear runs well, in dynamic process, with cutting force size and direction
Variation occurs shaking and kinematic error needs hydraulic or pneumatic brake tight, have gap to avoid when processing part under static state
There is not the error of division, and worm gear itself influences kinematic accuracy there are mismachining tolerance and the foozle of bearing
With indexing accuracy, this error can not be eliminated.
Currently, in order to solve this problem, piston generally is set in the side of worm screw, it is dynamic to piston by hydraulic or air pressure
Power, and then worm screw is made to be adjacent to worm gear, to eliminate forward and reverse gap.However, this solution needs the cloth inside workbench
More complex pneumatic circuit is set, its structure is complicated, inconvenient maintenance, generally can be used only in inside large scale equipment, can not accomplish small-sized
Change, be not also suitable for the workbench for having multiple rows of worm gear, the scope of application is small, reequips and manufactures at high cost.Meanwhile using air pressure
Pipeline also needs to guarantee that the air-tightness of pipeline, production requirement and cost are all higher.
Utility model content
The purpose of the utility model is to provide a kind of worm and gear blind-mate device, clever structures, and are not necessarily to pressure
The auxiliary powers such as contracting air, hydraulic, applicability is good, is fitted close worm gear and worm screw by elastic component, worm gear rotational angle is more
Add accurate.
To achieve the above object, the utility model provides a kind of worm and gear blind-mate device, including workbench master
The side of body, the workbench main body is equipped with driving device, the driving device and the driving shaft being arranged in workbench main body
It is drivingly connected, is additionally provided in the workbench main body and passes through the driven shaft that the second transmission mechanism is drivingly connected with driving shaft, it is described
It is equipped with the worm gear being sequentially connected with the two between driving shaft and driven shaft, is respectively sleeved on the driving shaft and driven shaft and two
The side of the main worm screw and driven worm screw that person rotates coaxially and engages with worm gear, the driven worm screw is equipped with for making driven worm screw
The elastic component being in close contact with worm gear.
As the further improvement of the utility model, the first driver is equipped between the driving device and driving shaft
Structure, first transmission mechanism include the driving wheel being directly connected to driving device, the driven wheel being arranged on driving shaft and
Connect the driving belt of the two.
As the further improvement of the utility model, second transmission mechanism includes the active being arranged on driving shaft
Gear and the driven gear being arranged on driven shaft.
As the further improvement of the utility model, being equipped between the driving gear and driven gear makes the two along phase
The carrier gear group of opposite direction rotation.
As the further improvement of the utility model, the carrier gear group includes at least two identical and mutual
The carrier gear of engagement.
As the further improvement of the utility model, the driving shaft is parallel with driven shaft.
As the further improvement of the utility model, multiple worm gears are equipped between the driving shaft and driven shaft, it is described
The quantity of main worm screw and driven worm screw is corresponding with the quantity of worm gear.
As the further improvement of the utility model, the driven shaft is equipped with the fixation for installing fixed elastic component
Portion.
As the further improvement of the utility model, the elastic component is compressed spring.
As the further improvement of the utility model, the driving device uses servo motor or stepper motor.
Beneficial effect
Compared with prior art, the advantages of a kind of worm and gear blind-mate device of the utility model are as follows:
1, in the utility model, driving shaft and driven shaft are rotated synchronously by the second transmission mechanism, are arranged therebetween
With the two transmission connection worm gear, be socketed on transmission shaft worm screw control worm gear it is suitable/rotate counterclockwise, be equipped with driven
The elastic component of worm screw side pushes driven worm screw, so that the side of the flank of tooth of turbine and the flank of tooth side of driven worm screw is fitted, makes
The rotational angle of worm gear is more accurate；
2, the utility model clever structure is fitted close worm gear and worm screw by elastic component, and worm gear rotational angle is more
Accurately, also, the present apparatus is using elastic component regulation worm screw, belongs to simple mechanical engagement, does not need to arrange inside workbench
Complicated pneumatic circuit, structure is simple, easy to maintenance, applied widely suitable for all size, the equipment of model, changes
It fills low with the cost of manufacture.
Through the following description and in conjunction with the attached drawings, the utility model will become more fully apparent, these attached drawings are for explaining this
The embodiment of utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the top view of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the side view of the utility model.
Wherein: 1, workbench main body；2, driving device；21, the first transmission mechanism；211, driving wheel；212, driven wheel；
213, driving belt；3, driving shaft；31, main worm screw；32, driving gear；4, the second transmission mechanism；41, carrier gear；5, driven
Axis；51, driven worm screw；52, driven gear；53, elastic component；54, fixed part；6, worm gear.
Specific embodiment
The embodiments of the present invention are described referring now to the drawings.
Embodiment
Specific embodiment of the present utility model is as shown in Figure 1-3, a kind of worm and gear blind-mate device, including work
Make platform main body 1, the side of workbench main body 1 is equipped with driving device 2, driving device 2 and the active being arranged in workbench main body 1
Axis 3 is drivingly connected, and drives driving shaft 3 is axial to rotate by the driving device 2.
Also, in the utility model, it is additionally provided in workbench main body 1 and is connected with driving shaft 3 by the driving of the second transmission mechanism 4
The driven shaft 5 connect, driving shaft 3 is synchronous with driven shaft 5 and is rotated in the opposite sense.
In addition, being equipped with the worm gear 6 being sequentially connected with the two between driving shaft 3 and driven shaft 5.In order to drive the worm gear 6,
The main worm screw 31 and driven worm screw for rotating coaxially and engaging with worm gear 6 with the two are respectively sleeved on driving shaft 3 and driven shaft 5
51.Wherein, in order to be fitted close worm gear 6 and driven worm screw 51, the side of driven worm screw 51 is equipped with for making driven worm screw 51
The elastic component 53 being in close contact with worm gear 6 with main worm screw 31.Elastic component 53 can make driven worm screw 51 by thrust or pulling force
Driven worm screw 51 and worm gear 6 fit closely, and the thrust or pulling force make worm gear 6 have the tendency that rotation to also close with main worm screw 31
Fitting.Worm gear 6 is equipped with the output end being coaxially fixedly connected.Output end is the output shaft rotated jointly with worm gear 6.
In the utility model, driving shaft 3 is synchronous by the second transmission mechanism 4 with driven shaft 5 and is rotated in the opposite sense,
Worm gear 6 with the two transmission connection is set between the two.It is suitable/counterclockwise that worm gear 6 is controlled by the worm screw being socketed on transmission shaft
Rotation, is equipped with the elastic component 53 in driven 51 side of worm screw, pushes driven worm screw 51, make the side of the flank of tooth of turbine 6 with
The flank of tooth side of driven worm screw 51 fits, and keeps the rotational angle of workbench more accurate, eliminates what worm gear 6 was constituted with worm screw
Worm gear mismachining tolerance itself.
In the present embodiment, the first transmission mechanism 21, the first transmission mechanism 21 packet are equipped between driving device 2 and driving shaft 3
The driving wheel 211 being directly connected to driving device 2, the driven wheel being arranged on driving shaft 3 212 are included, further includes connection driving wheel
211 and driven wheel 212 driving belt 213；Driving wheel 211 in driving device 2 drives driven wheel by driving belt 213
212, and then drive the axial rotation of driving shaft 3.
Meanwhile second transmission mechanism 4 include the driving gear 32 that is arranged on driving shaft 3 and be arranged on driven shaft 5
Driven gear 52；The carrier gear group for being rotated in the opposite sense the two is equipped between driving gear 32 and driven gear 52.It is main
Driving gear 32 on moving axis 3 drives driven gear 52 by carrier gear group, so keep driving shaft 3 synchronous with driven shaft 5 and
It is rotated in the opposite sense.In addition to this, directly driving gear 32 and driven gear 52 can also be connected with a joggle togather, the two
Rotation direction is opposite.
It should be noted that in the present embodiment, thering is the following to need to pay attention to:
Carrier gear group includes at least two identical and intermeshing carrier gears 41, but in actual production process
In, the quantity of the carrier gear 41 of composition carrier gear group can also be adjusted according to actual needs.
Driving shaft 3 and driven shaft 5 are arranged in parallel, but in the actual production process, driving shaft 3 and driven shaft 5 can also bases
Actual conditions are arranged using other positions relationship.
Be equipped with multiple worm gears 6 between driving shaft 3 and driven shaft 5, the quantity of main worm screw 31 and driven worm screw 51 with worm gear 6
Quantity it is corresponding.In the actual production process, the quantity of worm gear 6 can also be adjusted according to actual needs.
Driven shaft 5 is equipped with the fixed part 54 for installing fixed elastic component 53, the quantity and elastic component 53 of fixed part 54
Quantity be adapted.
Elastic component 53 is the compressed spring being sleeved on driven shaft 5, but in the actual production process can also be according to specific
Situation needs, and selects other kinds of elastic component 53.
Driving device 2 preferably uses servo motor or stepper motor, but in the actual production process can also be according to specific
Situation needs, and selects other kinds of driving device 2.
The utility model is not necessarily to auxiliary power, such as compressed air, hydraulic etc., using purely mechanic transmission.
When the utility model is used, the power that driving device 2 exports is transferred to driving shaft 3 by the first transmission mechanism 21 and makes
It is axially rotated.
When driving shaft 3 does counterclockwise movement, main worm screw 31 drives turbine 6 to do clockwise movement, meanwhile, driving gear 32
By carrier gear group drive driven gear 52 drive driven shaft 5 do it is contrary with driving shaft 3 move synchronously, to realize
The overall operation of worm gear pair, at this point, being meshed on the right side of the flank of tooth of turbine 6 with the left flank of main worm screw 31.
When driving shaft 3 does clockwise movement, the driving gear 32 of driving shaft 3 drives driven gear by carrier gear group
52 driving driven shafts 5, which are done, does the movement of opposite direction in driving shaft 3, at this point, driven worm screw 51 drives turbine 6 to move, driven snail
Bar 51 is the movement made on driven shaft 5 by elastic component 53 Zhou Xiang to the left, always by the field of conjugate action of turbine 6 and driven worm screw 51
Control the state being meshed on the right side of the flank of tooth of turbine 6 with the left flank of driven worm screw 51.
To realize that the blind-mate of worm screw and turbine 6 operates.
Combine most preferred embodiment that the utility model is described above, but the utility model is not limited to above take off
The embodiment shown, and modification, equivalent combinations that various essence according to the present utility model carry out should be covered.
Claims (10)
1. the side of a kind of worm and gear blind-mate device, including workbench main body (1), the workbench main body (1) is set
Have driving device (2), the driving device (2) and the driving shaft (3) being arranged on workbench main body (1) are drivingly connected, special
Sign is, is additionally provided on the workbench main body (1) and passes through the driven of the second transmission mechanism (4) drive connection with driving shaft (3)
Axis (5) is equipped with worm gear (6) between the driving shaft (3) and driven shaft (5), on the driving shaft (3) and driven shaft (5) respectively
It is socketed with the main worm screw (31) and driven worm screw (51) for rotating coaxially and engaging with worm gear (6) with the two, the driven worm screw
(51) side is equipped with the elastic component (53) for being in close contact driven worm screw (51) and worm gear (6).
2. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that the driving device
(2) the first transmission mechanism (21) are equipped between driving shaft (3), first transmission mechanism (21) includes and driving device (2)
The driving wheel (211) being directly connected to, the driven wheel (212) being arranged on driving shaft (3) and the driving belt of both connections
(213)。
3. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that second driver
Structure (4) includes setting in the driving gear (32) on driving shaft (3) and the driven gear (52) being arranged on driven shaft (5).
4. a kind of worm and gear blind-mate device according to claim 3, which is characterized in that the driving gear
(32) the carrier gear group for being rotated in the opposite sense the two is equipped between driven gear (52).
5. a kind of worm and gear blind-mate device according to claim 4, which is characterized in that the carrier gear group
Including at least two identical and intermeshing carrier gears (41).
6. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that the driving shaft (3)
It is parallel with driven shaft (5).
7. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that the driving shaft (3)
Be equipped with multiple worm gears (6) between driven shaft (5), the quantity of the main worm screw (31) and driven worm screw (51) with worm gear (6)
Quantity it is corresponding.
8. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that the driven shaft (5)
It is equipped with the fixed part (54) for installing fixed elastic component (53).
9. a kind of worm and gear blind-mate device according to claim 8, which is characterized in that the elastic component (53)
For compressed spring.
10. a kind of worm and gear blind-mate device according to claim 1, which is characterized in that the driving device
(2) servo motor or stepper motor are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820950669.0U CN208428017U (en) | 2018-06-20 | 2018-06-20 | A kind of worm and gear blind-mate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820950669.0U CN208428017U (en) | 2018-06-20 | 2018-06-20 | A kind of worm and gear blind-mate device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208428017U true CN208428017U (en) | 2019-01-25 |
Family
ID=65102049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820950669.0U Active CN208428017U (en) | 2018-06-20 | 2018-06-20 | A kind of worm and gear blind-mate device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208428017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687560A (en) * | 2018-06-20 | 2018-10-23 | 广东遂联智能装备制造有限公司 | A kind of worm and gear blind-mate device |
| CN110900251A (en) * | 2019-12-17 | 2020-03-24 | 湖北中油科昊机械制造有限公司 | Boring machining table capable of machining multiple bearing blocks |
-
2018
- 2018-06-20 CN CN201820950669.0U patent/CN208428017U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687560A (en) * | 2018-06-20 | 2018-10-23 | 广东遂联智能装备制造有限公司 | A kind of worm and gear blind-mate device |
| CN110900251A (en) * | 2019-12-17 | 2020-03-24 | 湖北中油科昊机械制造有限公司 | Boring machining table capable of machining multiple bearing blocks |
| CN110900251B (en) * | 2019-12-17 | 2021-07-30 | 湖北中油科昊机械制造有限公司 | Boring machining table capable of machining multiple bearing blocks |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208428017U (en) | A kind of worm and gear blind-mate device | |
| CN103523207B (en) | A kind of electric steering engine | |
| CN107150356B (en) | Two-degree-of-freedom joint structure | |
| CN102927207B (en) | A kind of zero back clearance planetary transmission speed reducer | |
| CN201807900U (en) | Double-worm closed loop rotary work table | |
| CN202368038U (en) | Printing unit cylinder shaft-free driving device of rotary press | |
| CN104343895A (en) | Self-compensating zero backlash planetary transmission reducer | |
| CN207480083U (en) | A kind of turning-milling device | |
| CN108687560A (en) | A kind of worm and gear blind-mate device | |
| CN204153064U (en) | A kind of self compensation zero back clearance planetary transmission retarder | |
| CN202833877U (en) | Zero-backlash planetary transmission reduction device | |
| CN202147170U (en) | Rotary worktable double motor-driven device used for eliminating gear-driven gap | |
| CN204843676U (en) | Two servo digit control machine tools | |
| TWI440516B (en) | Main shaft driving device | |
| CN113983153A (en) | Double-motor synchronous driving device | |
| CN103206522A (en) | Decentralizing device for speed reducer | |
| CN207327030U (en) | A kind of joint of mechanical arm and sixdegree-of-freedom simulation | |
| CN220248826U (en) | A few tooth difference transmission structure that shifts for hacking knife phase adjustment | |
| CN107414510B (en) | A kind of NC rotary table of adjustable transmission ratio | |
| CN111795120A (en) | Self-locking planetary reducer | |
| CN218063262U (en) | High-precision speed reducer assembly of industrial robot | |
| CN102248432A (en) | Device for eliminating gear transmission gap of rotating table in dual motor drive manner | |
| CN203285966U (en) | Double-tooth and staggered tooth gap controlling device | |
| CN215509003U (en) | Turning and milling center spindle structure | |
| CN209886767U (en) | Double-transmission milling head structure of symmetrically-arranged speed reducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |