CN102979873A - Variable-speed transmission mechanism for vertical lathe - Google Patents
Variable-speed transmission mechanism for vertical lathe Download PDFInfo
- Publication number
- CN102979873A CN102979873A CN2012105140216A CN201210514021A CN102979873A CN 102979873 A CN102979873 A CN 102979873A CN 2012105140216 A CN2012105140216 A CN 2012105140216A CN 201210514021 A CN201210514021 A CN 201210514021A CN 102979873 A CN102979873 A CN 102979873A
- Authority
- CN
- China
- Prior art keywords
- bolt
- bearing
- angular contact
- contact ball
- transmission mechanism
- 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.)
- Granted
Links
Abstract
The invention relates to a variable-speed transmission mechanism for a vertical lathe, which belongs to the technical field of machinery industry. The variable-speed transmission mechanism comprises a first bolt, a second bolt, a cylindrical roller bearing, a gear, a first angular contact ball bearing, a second angular contact ball bearing, a double-row self-aligning bearing, a bearing sleeve, a third bolt, a flange, a fourth bolt, a first belt pulley, a main shaft, a flat key, a slotted nut, a belt, a fifth bolt, a second belt pulley, a base, a tightening bolt, a pull block, a support plate, a planetary transmission, a sixth bolt and a motor, wherein the planetary transmission is fixed on the support plate; the input end of the planetary transmission is connected with the motor; the pull block is fixed on the base, and is connected with the tightening bolt through a screw thread; the output end of the planetary transmission is connected with the second belt pulley through the fifth bolt; and the second belt pulley and the first belt pulley are connected and driven through the belt. Due to the adoption of belt transmission, vibration can be buffered and absorbed, transmission stability is ensured, and the noise is low; and the planetary transmission is adopted, so that the transmission efficiency is high.
Description
Technical field
The present invention relates to a kind of vertical lathe variable transmission mechanism, belong to the machinery industry technical field.
Background technique
In machinery industry, mechanical drive mode has a significant impact the stability of transmission.The common mechanical kind of drive comprises belt transmission, chain transmission, gear transmission, Worm and Worm Gear Driving, screw rod transmission etc.; the various kinds of drive have respectively different characteristics; wherein belt transmission has stable drive, little, the buffering absorbing of noise; can overload protection; the characteristics such as larger centre distance is used in permission, and convenient for installation and maintenance, cost is low.Therefore, belt transmission is current mechanically operated a kind of development trend.
At present, in the vertical lathe course of working, the vertical lathe variable transmission mechanism generally adopts the speed-changing gear box gear, is subjected to the impact of machining accuracy and mounting type, and existing vertical lathe variable transmission mechanism transmission stability is poor, and noise is large.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, thereby a kind of vertical lathe variable transmission mechanism is provided, simple and reasonable for structure, stable drive, noise is little.
According to technological scheme provided by the invention, the vertical lathe variable transmission mechanism comprises the first bolt, the second bolt, roller bearing, gear, the first angular contact ball bearing, the second angular contact ball bearing, the double-row self-aligning bearing, bearing housing, the 3rd bolt, flange, the 4th bolt, the first belt wheel, main shaft, flat key, slotted nut, belt, the 5th bolt, the second belt wheel, base, turnbuckle, pulling block, dunnage, planetary transmission, the 6th bolt and motor, rotate on the base main shaft is installed, the main shaft lower end connects the first belt wheel by flat key, and the first belt wheel lower end is threaded connection slotted nut.The main shaft middle part is adpting flange, double-row self-aligning bearing, the second angular contact ball bearing and the first angular contact ball bearing successively, double-row self-aligning bearing, the second angular contact ball bearing and the first angular contact ball bearing outer ring coupling shaft bearing sleeve.Bearing housing and flange are by the 4th bolton.Described bearing housing is bolted on the base by the 3rd.The main shaft upper end connects gear and roller bearing successively, it is characterized in that: by the 6th bolton dunnage, the dunnage side connects turnbuckle on the base.Fixing planetary transmission on the described dunnage, the input end of planetary transmission connects motor.Fixing pulling block on the base, pulling block is threaded connection turnbuckle.The output terminal of described planetary transmission connects the second belt wheel by the 5th bolt.Described the second belt wheel and the first belt wheel are by the belt connection for transmission.
Be provided with the 5th spacer between described the first belt wheel and the slotted nut.
Be provided with spacer between described flange and the bearing housing.
Be provided with the 4th spacer between described double-row self-aligning bearing and the second angular contact ball bearing.
Be provided with the 3rd inner spacing collar and the 3rd outer separator between described the second angular contact ball bearing and the first angular contact ball bearing.
Described the 3rd inner spacing collar is positioned at the 3rd outer separator inner ring.
Be provided with the first spacer between described roller bearing and the gear.
Be provided with the second spacer between described gear and the first angular contact ball bearing.
Described main shaft upper-end surface connects pressing plate by the second bolt.
Described base upper end is by the first bolted cover plate, and cover plate is positioned at top, main shaft upper-end surface.
Compared with the prior art the present invention has the following advantages:
The present invention is simple, compact and reasonable for structure; Adopt belt transmission, can cushion absorbing, stable drive, noise is little; Convenient for installation and maintenance, cost is low; Adopt planetary transmission, output shaft end can bear higher radial force, and transmission efficiency is high.
Description of drawings
Fig. 1 is structural representation of the present invention.
Description of reference numerals: 1-the first bolt, the 2-cover plate, 3-the 3rd bolt, the 4-pressing plate, the 5-roller bearing, 6-the first spacer, the 7-gear, 8-the second spacer, 9-the first angular contact ball bearing, 10-the 3rd inner spacing collar, 11-the 3rd outer separator, 12-the second angular contact ball bearing, 13-the 4th spacer, 14-double-row self-aligning bearing, the 15-bearing housing, 16-the 3rd bolt, the 17-spacer, the 18-flange, 19-the 4th bolt, 20-the first belt wheel, the 21-main shaft, 22-the 5th spacer, the 23-flat key, the 24-slotted nut, the 25-belt, 26-the 5th bolt, 27-the second belt wheel, the 28-base, the 29-turnbuckle, the 30-pulling block, the 31-dunnage, the 32-planetary transmission, 33-the 6th bolt, the 34-motor.
Embodiment
Following the present invention is further described in connection with the embodiment in the accompanying drawing:
As shown in Figure 1, the present invention mainly comprises the first bolt 1, the second bolt 3, roller bearing 5, gear 7, the first angular contact ball bearing 9, the second angular contact ball bearing 12, double-row self-aligning bearing 14, bearing housing 15, the 3rd bolt 16, flange 18, the 4th bolt 19, the first belt wheel 20, main shaft 21, flat key 23, slotted nut 24, belt 25, the 5th bolt 26, the second belt wheel 27, base 28, turnbuckle 29, pulling block 30, dunnage 31, planetary transmission 32, the 6th bolt 33 and motor 34.
By the 6th bolt 33 fastening support plates 31, dunnage 31 sides connect turnbuckle 29 on the base 28.Fixing planetary transmission 32 on the described dunnage 31, the input end of planetary transmission 32 connects motor 34.Fixing pulling block 30 on the base 28, pulling block 30 is threaded connection turnbuckle 29.The output terminal of described planetary transmission 32 connects the second belt wheel 27 by the 5th bolt 26.
Rotate on the base 28 main shaft 21 is installed, main shaft 21 lower ends connect the first belt wheel 20, the first belt wheels 20 lower ends by flat key 23 and are threaded connection slotted nut 24, and slotted nut 24 is used for the spacing of the first belt wheel 20.Be provided with the 5th spacer 22 between described the first belt wheel 20 and the slotted nut 24.
Main shaft 21 middle parts are adpting flange 18, double-row self-aligning bearing 14, the second angular contact ball bearing 12 and the first angular contact ball bearing 9 successively, double-row self-aligning bearing 14, the second angular contact ball bearing 12 and the first angular contact ball bearing 9 outer ring coupling shaft bearing sleeves 15.Bearing housing 15 is fastening by the 4th bolt 19 with flange 18.Described bearing housing 15 is fixed on the base 28 by the 3rd bolt 16.Be provided with spacer 17 between described flange 18 and the bearing housing 15.Be provided with the 4th spacer 13 between described double-row self-aligning bearing 14 and the second angular contact ball bearing 12.Be provided with the 3rd inner spacing collar 10 between described the second angular contact ball bearing 12 and the first angular contact ball bearing 9 and the 3rd outer separator 11, the three inner spacing collars 10 are positioned at the 3rd outer separator 11 inner rings.
Main shaft 21 upper ends connect gear 7 and roller bearing 5 successively.Main shaft 21 upper-end surfaces connect pressing plate 4 by the second bolt 3.Base 28 upper ends are by the first bolt 1 securing cover plate 2, and cover plate 2 is positioned at top, main shaft 21 upper-end surfaces.Be provided with the first spacer 6 between described roller bearing 5 and the gear 7.Be provided with the second spacer 8 between described gear 7 and the first angular contact ball bearing 9.
Described the second belt wheel 27 and the first belt wheel 20 are by belt 25 connection for transmissions.
The present invention is simple, compact and reasonable for structure; Adopt belt transmission, can cushion absorbing, stable drive, noise is little; Convenient for installation and maintenance, cost is low; Adopt planetary transmission, output shaft end can bear higher radial force, and transmission efficiency is high.
Claims (10)
1. vertical lathe variable transmission mechanism, comprise the first bolt (1), the second bolt (3), roller bearing (5), gear (7), the first angular contact ball bearing (9), the second angular contact ball bearing (12), double-row self-aligning bearing (14), bearing housing (15), the 3rd bolt (16), flange (18), the 4th bolt (19), the first belt wheel (20), main shaft (21), flat key (23), slotted nut (24), belt (25), the 5th bolt (26), the second belt wheel (27), base (28), turnbuckle (29), pulling block (30), dunnage (31), planetary transmission (32), the 6th bolt (33) and motor (34), the upper rotation of base (28) installed main shaft (21), main shaft (21) lower end connects the first belt wheel (20) by flat key (23), and the first belt wheel (20) lower end is threaded connection slotted nut (24); Main shaft (21) middle part is adpting flange (18), double-row self-aligning bearing (14), the second angular contact ball bearing (12) and the first angular contact ball bearing (9) successively, double-row self-aligning bearing (14), the second angular contact ball bearing (12) and the first angular contact ball bearing (9) outer ring coupling shaft bearing sleeve (15); Bearing housing (15) is fastening by the 4th bolt (19) with flange (18); Described bearing housing (15) is fixed on the base (28) by the 3rd bolt (16); Main shaft (21) upper end connects gear (7) and roller bearing (5) successively, it is characterized in that: base (28) is upper by the 6th bolt (33) fastening support plate (31), and dunnage (31) side connects turnbuckle (29); The upper fixedly planetary transmission (32) of described dunnage (31), the input end of planetary transmission (32) connects motor (34); The upper fixedly pulling block (30) of base (28), pulling block (30) is threaded connection turnbuckle (29); The output terminal of described planetary transmission (32) connects the second belt wheel (27) by the 5th bolt (26); Described the second belt wheel (27) and the first belt wheel (20) are by belt (25) connection for transmission.
2. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with the 5th spacer (22) between described the first belt wheel (20) and the slotted nut (24).
3. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with spacer (17) between described flange (18) and the bearing housing (15).
4. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with the 4th spacer (13) between described double-row self-aligning bearing (14) and the second angular contact ball bearing (12).
5. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with the 3rd inner spacing collar (10) and the 3rd outer separator (11) between described the second angular contact ball bearing (12) and the first angular contact ball bearing (9).
6. vertical lathe variable transmission mechanism as claimed in claim 5, it is characterized in that: described the 3rd inner spacing collar (10) is positioned at the 3rd outer separator (11) inner ring.
7. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with the first spacer (6) between described roller bearing (5) and the gear (7).
8. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: be provided with the second spacer (8) between described gear (7) and the first angular contact ball bearing (9).
9. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: described main shaft (21) upper-end surface connects pressing plate (4) by the second bolt (3).
10. vertical lathe variable transmission mechanism as claimed in claim 1 is characterized in that: described base (28) upper end is by the first bolt (1) securing cover plate (2), and cover plate (2) is positioned at top, main shaft (21) upper-end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210514021.6A CN102979873B (en) | 2012-12-04 | 2012-12-04 | Variable-speed transmission mechanism for vertical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210514021.6A CN102979873B (en) | 2012-12-04 | 2012-12-04 | Variable-speed transmission mechanism for vertical lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102979873A true CN102979873A (en) | 2013-03-20 |
| CN102979873B CN102979873B (en) | 2015-05-20 |
Family
ID=47854150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210514021.6A Expired - Fee Related CN102979873B (en) | 2012-12-04 | 2012-12-04 | Variable-speed transmission mechanism for vertical lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102979873B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722431A (en) * | 2013-11-25 | 2014-04-16 | 无锡京华重工装备制造有限公司 | Belt pulley transmission structure |
| CN103722185A (en) * | 2013-11-25 | 2014-04-16 | 无锡京华重工装备制造有限公司 | Spindle structure |
| CN104315104A (en) * | 2014-09-27 | 2015-01-28 | 张卫 | Dual-purpose transmission device |
| CN110394786A (en) * | 2019-08-13 | 2019-11-01 | 信达铝业有限公司 | Six-joint robot is used in a kind of teaching |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5324237A (en) * | 1992-01-25 | 1994-06-28 | Robert Bosch Gmbh | Belt drive for electrical machines |
| CN201346630Y (en) * | 2008-11-21 | 2009-11-18 | 沈阳机床股份有限公司 | Main servo mechanism of single main shaft |
| CN102126151A (en) * | 2010-12-13 | 2011-07-20 | 康凤明 | Spindle transmission device of milling and boring machine |
| CN102785164A (en) * | 2012-08-09 | 2012-11-21 | 绍兴市家度弹簧机械有限公司 | Main shaft transmission system of vertical-type grinding machine |
| CN202992091U (en) * | 2012-12-04 | 2013-06-12 | 无锡京华重工装备制造有限公司 | Vertical lathe speed change transmission mechanism |
-
2012
- 2012-12-04 CN CN201210514021.6A patent/CN102979873B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5324237A (en) * | 1992-01-25 | 1994-06-28 | Robert Bosch Gmbh | Belt drive for electrical machines |
| CN201346630Y (en) * | 2008-11-21 | 2009-11-18 | 沈阳机床股份有限公司 | Main servo mechanism of single main shaft |
| CN102126151A (en) * | 2010-12-13 | 2011-07-20 | 康凤明 | Spindle transmission device of milling and boring machine |
| CN102785164A (en) * | 2012-08-09 | 2012-11-21 | 绍兴市家度弹簧机械有限公司 | Main shaft transmission system of vertical-type grinding machine |
| CN202992091U (en) * | 2012-12-04 | 2013-06-12 | 无锡京华重工装备制造有限公司 | Vertical lathe speed change transmission mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722431A (en) * | 2013-11-25 | 2014-04-16 | 无锡京华重工装备制造有限公司 | Belt pulley transmission structure |
| CN103722185A (en) * | 2013-11-25 | 2014-04-16 | 无锡京华重工装备制造有限公司 | Spindle structure |
| CN104315104A (en) * | 2014-09-27 | 2015-01-28 | 张卫 | Dual-purpose transmission device |
| CN104315104B (en) * | 2014-09-27 | 2017-02-15 | 张卫 | Dual-purpose transmission device |
| CN110394786A (en) * | 2019-08-13 | 2019-11-01 | 信达铝业有限公司 | Six-joint robot is used in a kind of teaching |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102979873B (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102979873A (en) | Variable-speed transmission mechanism for vertical lathe | |
| CN202992091U (en) | Vertical lathe speed change transmission mechanism | |
| CN103644288B (en) | A kind of gearbox designs | |
| CN203363026U (en) | Belt tensioning gear | |
| CN203682954U (en) | Steel wire rope electric block type lifting mechanism | |
| CN204185165U (en) | Shaft drive fast reserve strand grinding machine | |
| CN102305277A (en) | Limiting torque reducer | |
| CN103016643B (en) | Second gear gearbox designs | |
| CN202579956U (en) | Worm-gear case of wire-rewinding machine | |
| CN202555331U (en) | Crushing system of single-drive grate cleaning crusher | |
| CN202579694U (en) | Separable coupler | |
| CN201484411U (en) | Unloading suspended driving device | |
| CN104653710A (en) | Novel decelerator | |
| CN103434168B (en) | Direct-drive servo screw press | |
| CN101491920B (en) | Lower-lever transmission device of double-lever vacuum extruder | |
| CN201599364U (en) | Reduction gearbox used for electric forklift truck | |
| CN207393853U (en) | A kind of attachment device | |
| CN110030285A (en) | Concentricity is adjustable coupling arrangement | |
| CN204041761U (en) | There is the elastic dowel pin shaft coupling strengthening stability | |
| CN102996727B (en) | Single-column vertical lathe gearbox structure | |
| CN220483091U (en) | Power transmission structure combining coupler and hydraulic motor | |
| CN203160701U (en) | Rotation mechanism and engineering machine | |
| CN201687445U (en) | Double-chain synchronous vertical belt pumping unit | |
| CN202790184U (en) | Diaphragm coupling | |
| CN202937740U (en) | Two-gear transmission case structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20150520 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |