CN207439354U - Worm-gear speed reducer worm screw axial displacement and normal backlash detection device - Google Patents
Worm-gear speed reducer worm screw axial displacement and normal backlash detection device Download PDFInfo
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- CN207439354U CN207439354U CN201721533301.6U CN201721533301U CN207439354U CN 207439354 U CN207439354 U CN 207439354U CN 201721533301 U CN201721533301 U CN 201721533301U CN 207439354 U CN207439354 U CN 207439354U
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- speed reducer
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- leading screw
- gear speed
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Abstract
The utility model discloses a kind of worm-gear speed reducer worm screw axial displacements and normal backlash detection device.Worm-gear speed reducer is fixed in support platform in the utility model, and respectively there are one handwheel, leading screw and sliding blocks at the both ends of speed reducer；Leading screw is fixed on by leading screw fixing piece on bearing diagonal platform, and leading screw is attached with handwheel using flat key, and leading screw and sliding block are coordinated using screw thread, and leading screw rotates band movable slider and moves left and right；The worm screw of mandril there are one being fixed on sliding block, mandril and speed reducer keeps concentric state；The input terminal of worm-gear speed reducer is fixed with scroll chuck, and scroll chuck is fixed in supporting back board；The output terminal of worm-gear speed reducer is passed through shaft, is fixed in shaft by key connection shaft, photoelectric encoder.The utility model can realize the real-time detection of worm-gear speed reducer axial displacement and normal backlash simultaneously, and replaceable podium level adapts to various sizes of speed reducer.
Description
Technical field
The utility model is related to a kind of worm-gear speed reducer detection device, more particularly, to a kind of worm-gear speed reducer
Worm screw axial displacement detects detection device with normal backlash.
Background technology
Speed reducer is a kind of relatively accurate machinery, and the purpose using it is to reduce rotating speed, increases torque.Speed reducer has
Many types, worm-gear speed reducer are one kind therein.Worm-gear speed reducer has the function of reverse self-locking, can have larger
Reduction ratio, but general volume is larger, and transmission efficiency is not high, and precision is not high.
Worm and gear axial displacement can cause worm and gear axial float in the course of work, have shadow to worm gear and worm screw
It rings, such as adjusts not in time, the damage of worm and gear can be caused, and then influence the service life of speed reducer.
Worm and gear normal backlash is too small, the lubricants capacity entered can be caused very few, it is easy to cause helical teeth foot wheel abrasion etc.
Problem.Sideshake is excessive, and precision can be caused not high, error increase.
The content of the invention
It is axial the purpose of this utility model is to provide a kind of worm-gear speed reducer worm screw for the deficiency of background technology
Displacement and normal backlash detection method and device.
Technical solution is used by the utility model solves its technical problem：
Worm-gear speed reducer is fixed in support platform in the utility model, the both ends of speed reducer respectively there are one handwheel,
Leading screw and sliding block；Leading screw is fixed on by leading screw fixing piece on bearing diagonal platform, and leading screw is attached with handwheel using flat key, silk
Thick stick and sliding block are coordinated using screw thread, and leading screw rotates band movable slider and moves left and right；It is fixed there are one mandril on sliding block, mandril with
The worm screw of speed reducer keeps concentric state；Connection firmware is installed, for connecting grating gauge head, left end on the sliding block of left end
Bearing diagonal platform on grating scale is installed；The input terminal of worm-gear speed reducer is fixed with scroll chuck, and scroll chuck is fixed
In supporting back board, supporting back board is fixed on the table by bearing diagonal platform；The output terminal of worm-gear speed reducer passes through
Key connection shaft, photoelectric encoder pass through shaft, are fixed on by the holds out against screw carried in shaft, the 3rd handwheel leads to shaft
Flat key connection is crossed, photoelectric encoder is between speed reducer and the 3rd handwheel；Photoelectric encoder is positioned on bearing diagonal platform, tiltedly
Support platform is equipped with location hole, and photoelectric encoder is fixed by location hole；Speed reducer left end is equipped with electric cabinet, automatically controlled
The data of display screen, real-time display grating gauge head and photoelectric encoder are installed on case；The bearing diagonal platform of left and right ends and
Speed reducer support platform is all fixed on the table.
Compared with background technology, the beneficial effects of the utility model are：
1. the utility model can realize the real-time detection of worm-gear speed reducer axial displacement and normal backlash simultaneously.
2. the retarder in device is fixed on the platform of replaceable height, it is suitable for various sizes of speed reducer and carries out snail
Worm and gear axial displacement and normal backlash detection.
Description of the drawings
Fig. 1 is the structural perspective of the utility model；
Fig. 2 is the structure oblique view of the utility model；
Fig. 3 is the connection description figure of speed reducer and servomotor.
Specific embodiment
As depicted in figs. 1 and 2, the speed reducer 14 in the utility model is fixed on support platform 24；Speed reducer 14
Left end, leading screw 3 are fixed by leading screw fixing piece 2,9, and leading screw fixing piece 2,9 is fixed on bearing diagonal platform 30, handwheel 1
It is attached using flat key and leading screw 3, sliding block 4 is attached with leading screw 3 by screw thread；Sliding block 4 is by connecting firmware 6 and light
Grid gauge head 5 is attached, and grating gauge head 5 coordinates grating scale 7, while mandril 8 is equipped on sliding block 4, and mandril 8 is protected with worm screw 13
Hold concentric state；An axle sleeve 10 is fixed on mandril 8, axle sleeve 10 is fixed on bearing diagonal platform 30, and support is played to mandril 8 and is made
With.The right end of speed reducer 14, leading screw 20 are fixed by leading screw fixing piece 17 and 21, and leading screw fixing piece 17,21 is fixed on tiltedly
On support platform 23, handwheel 22 is attached using flat key with leading screw 20, and sliding block 19 and leading screw 20 are connected by screw thread
It connects；Mandril 15 is installed, mandril 15 keeps concentric state with worm screw 13 on sliding block 19；An axle sleeve is fixed on mandril 15
16, axle sleeve 16 is fixed on bearing diagonal platform 23, is played a supportive role to mandril 15；The left end of speed reducer 14 is equipped with three-jaw card
Disk 12, scroll chuck 12 are mounted on by back screw on bearing diagonal frame 11, while the axle center of scroll chuck 12 and worm screw 13
Axle center keeps overlapping；The output terminal of speed reducer 14 connects shaft 34 by 31 connectivity kit 32 of flat key, external member 32 by flat key 33,
As shown in Figure 3；Shaft 34 passes through photoelectric encoder 25, screws holds out against screw, photoelectric encoder 25 is made to be fixed in shaft 34, light
Photoelectric coder 25 is placed on bearing diagonal platform, while has location hole above bearing diagonal platform, and photoelectric encoder 25 passes through positioning
It is installed in hole；Handwheel 26 is attached with shaft 34 by flat key；The output of photoelectric encoder 25 is connected with electric cabinet 28, makes
On display screen 27, display screen 27 is mounted on electric cabinet 28 the data real-time display of photoelectric encoder 25；Scroll chuck 12
Bearing diagonal frame 11, speed reducer support platform 24, bearing diagonal platform 23,29 and electric cabinet 28 are all fixed on workbench 30.
The operating process of the utility model：Scroll chuck 12 is in releasing orientation first, while rotates handwheel 1 and 22, point
Not Jie Chu worm screw 13 left and right ends, while the active force of handwheel 22 be more than handwheel 1 active force, when worm screw reach left side zero between
During gap position, read and record the reading of grating scale, be denoted as reading 1.Handwheel 22 is rotated backward again, and mandril 15 is made to depart from worm screw 13
Right end, while handwheel 1 is rotated further, and continues to apply active force to worm screw 13, when worm screw 13 reaches right side zero clearance position,
It reads and records the reading of grating scale, be denoted as reading 2.The absolute value differences of reading 1 and reading 2, i.e., worm and gear slows down therefore
The axial displacement of machine.After the completion of worm screw axial direction displacement measurement, handwheel 1 is rotated backward, mandril 8 is made to exit the clamping of scroll chuck 12
Position.Using spanner clamping scroll chuck 12, prevent worm screw 13 from rotating.After worm screw 13 can not rotate, first toward left pivot movement
Handwheel 26 makes it reach zero sideshake position of left side, reads and record data at this time, be denoted as data 3, then turns right and rotate handwheel
26, it is made to reach zero sideshake position of right side, reads and records data at this time, be denoted as data 4.Data 3 and data 4 it is absolute
Value difference value is the value of worm-gear speed reducer worm and gear normal backlash.
Claims (1)
1. a kind of worm-gear speed reducer worm screw axial displacement and normal backlash detection device, including handwheel, leading screw, electric cabinet,
Grating gauge head and grating scale, scroll chuck, photoelectric encoder, it is characterised in that：
Worm-gear speed reducer is fixed in support platform, and respectively there are one handwheel, leading screw and sliding blocks at the both ends of speed reducer；Leading screw leads to
It crosses leading screw fixing piece to be fixed on bearing diagonal platform, leading screw is attached with handwheel using flat key, and leading screw and sliding block use screw thread
Coordinated, leading screw rotates band movable slider and moves left and right；It is fixed on sliding block that there are one mandril, the worm screw holdings of mandril and speed reducer
Concentric state；Connection firmware on the sliding block of left end is installed, for connecting grating gauge head, is pacified on the bearing diagonal platform of left end
Equipped with grating scale；The input terminal of worm-gear speed reducer is fixed with scroll chuck, and scroll chuck is fixed in supporting back board, support
Backboard is fixed on the table by bearing diagonal platform；The output terminal of worm-gear speed reducer is compiled by key connection shaft, photoelectricity
Code device is fixed on by the holds out against screw carried in shaft, the 3rd handwheel is connected with shaft by flat key, and photoelectricity is compiled through shaft
Code device is between speed reducer and the 3rd handwheel；Photoelectric encoder is positioned on bearing diagonal platform, and bearing diagonal platform is equipped with fixed
Position hole, photoelectric encoder are fixed by location hole；Speed reducer left end is equipped with electric cabinet, and display is equipped on electric cabinet
The data of screen, real-time display grating gauge head and photoelectric encoder；The bearing diagonal platform of left and right ends and speed reducer support platform
It all fixes on the table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721533301.6U CN207439354U (en) | 2017-11-16 | 2017-11-16 | Worm-gear speed reducer worm screw axial displacement and normal backlash detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721533301.6U CN207439354U (en) | 2017-11-16 | 2017-11-16 | Worm-gear speed reducer worm screw axial displacement and normal backlash detection device |
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| Publication Number | Publication Date |
|---|---|
| CN207439354U true CN207439354U (en) | 2018-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721533301.6U Active CN207439354U (en) | 2017-11-16 | 2017-11-16 | Worm-gear speed reducer worm screw axial displacement and normal backlash detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160776A (en) * | 2019-06-14 | 2019-08-23 | 华东理工大学 | A kind of worm and gear engagement detection device |
| CN110243299A (en) * | 2019-07-08 | 2019-09-17 | 陈怀超 | A kind of sideshake detection device and sideshake detection method |
| CN111520456A (en) * | 2020-04-29 | 2020-08-11 | 浙江大学昆山创新中心 | Intelligent speed reducer |
| CN114012678A (en) * | 2021-10-29 | 2022-02-08 | 重庆钢铁股份有限公司 | Worm wheel adjusting device and method for rolling mill screw-down speed reducer |
-
2017
- 2017-11-16 CN CN201721533301.6U patent/CN207439354U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160776A (en) * | 2019-06-14 | 2019-08-23 | 华东理工大学 | A kind of worm and gear engagement detection device |
| CN110243299A (en) * | 2019-07-08 | 2019-09-17 | 陈怀超 | A kind of sideshake detection device and sideshake detection method |
| CN111520456A (en) * | 2020-04-29 | 2020-08-11 | 浙江大学昆山创新中心 | Intelligent speed reducer |
| CN114012678A (en) * | 2021-10-29 | 2022-02-08 | 重庆钢铁股份有限公司 | Worm wheel adjusting device and method for rolling mill screw-down speed reducer |
| CN114012678B (en) * | 2021-10-29 | 2024-03-29 | 重庆钢铁股份有限公司 | Worm gear adjusting device and method for rolling mill reduction gear |
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