CN108714809B - Roller type synchronous rotating guide sleeve device - Google Patents
Roller type synchronous rotating guide sleeve device Download PDFInfo
- Publication number
- CN108714809B CN108714809B CN201810809373.1A CN201810809373A CN108714809B CN 108714809 B CN108714809 B CN 108714809B CN 201810809373 A CN201810809373 A CN 201810809373A CN 108714809 B CN108714809 B CN 108714809B
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- Prior art keywords
- guide sleeve
- guide
- roller
- main shaft
- disc
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 12
- 125000006850 spacer group Chemical group 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000003754 machining Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Abstract
The utility model provides a synchronous rotatory guide pin bushing device of gyro wheel, includes main shaft, guide rail, slider, lock nut and guide disc, lock nut fixes on the main shaft, and the main shaft is fixed on slider and guide rail, its characterized in that: the guide disc is characterized in that one side of the guide disc is connected with the lock nut through a guide sleeve, a roller and a bolt, the guide sleeve drives the guide disc to move back and forth and rotate through the roller and the bolt, the two rectangular guide grooves are in clearance fit with the roller, the roller is also in clearance fit with the bolt, the other side of the guide disc is connected with a guide sleeve shaft, a bearing pre-pressing seal nut, an inner spacer bush and a guide sleeve seat are arranged on the guide sleeve shaft in a layout mode of two front and one back, the inner spacer bush is arranged in the middle of the bearing fit, labyrinth seal is adopted in front of the guide sleeve seat, and the guide sleeve shaft comprises a sealing cover, a labyrinth ring bush and an oil-proof cover.
Description
Technical Field
The invention relates to a machine tool part, in particular to a roller type synchronous rotating guide sleeve device for high-precision machining of a core-moving lathe.
Background
Along with the development of modern mechanical industry, the requirements on the machining precision and the artificial intelligence and the noise of the machine tool are higher and higher. For the high-precision numerical control core lathe for processing slender shaft parts, the main advantages are high rotating speed, high precision and high cutting speed. During processing, the lathe spindle drives the guide sleeve to rotate at a high speed, and the product precision is greatly dependent on the matching precision of the spindle and the guide sleeve. For the main shaft and the guide sleeve, two modes of hard connection and soft connection are commonly adopted at present. However, the hard connection can cause abrasion of parts, the long time can cause noise of the guide sleeve and reduce the processing precision of products, but the hard connection has the advantages of small space, good rigidity and the like. Compared with hard connection, the soft connection has larger space, large design difficulty, and difficulty in high-precision processing requirements on rigidity and indexing precision during part manufacturing, and a soft connection mode of matching a belt with a spline is generally adopted at present. The hard-connection rotary guide sleeve has the defects of small space, high rigidity and high transmission efficiency, but is seen by designers, so that the hard-connection rotary guide sleeve is improved from the perspective of improving the precision of a main shaft or improving the sealing effect of the guide sleeve in order to meet market demands. However, the improvement of the precision of the main shaft and the sealing effect of the guide sleeve are difficult and heavy, and the structure of the roller type synchronous guide sleeve directly driven by the main shaft is developed by the company through many years of researches, so that the abrasion among parts is greatly reduced, the mechanical life of the device is effectively prolonged, and the machining precision after long-time use can still meet the requirements of customers.
Disclosure of Invention
The invention aims to solve the problem that the machining precision and noise of a machine tool are difficult to guarantee in the prior art, and provides a roller type synchronous rotating guide sleeve device with simple structure and high precision.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a synchronous rotatory guide pin bushing device of gyro wheel, includes main shaft, guide rail, slider, lock nut and guide disc, lock nut fixes on the main shaft, and the main shaft is fixed on slider and guide rail, its characterized in that: the guide disc is characterized in that one side of the guide disc is connected with the lock nut through a guide sleeve, a roller and a bolt, the guide sleeve drives the guide disc to move back and forth and rotate through the roller and the bolt, the two rectangular guide grooves are in clearance fit with the roller, the roller is also in clearance fit with the bolt, the other side of the guide disc is connected with a guide sleeve shaft, a bearing pre-pressing seal nut, an inner spacer bush and a guide sleeve seat are arranged on the guide sleeve shaft in a layout mode of two front and one back, the inner spacer bush is arranged in the middle of the bearing fit, labyrinth seal is adopted in front of the guide sleeve seat, and the guide sleeve shaft comprises a sealing cover, a labyrinth ring bush and an oil-proof cover.
The lock nut is matched with the guide sleeve in a clearance fit manner between the end face and the outer diameter.
The guide sleeve seat is fixed on the portal frame, and the end face of the portal frame is matched with the center hole of the correction portal frame to be concentric with the center of the main shaft.
The front of the guide sleeve seat is provided with a clamping device which comprises a chuck, a pull rod and a positioning key.
Compared with the prior art, the invention has the beneficial effects that:
1. the labyrinth seal device comprises a guide sleeve, a main shaft and a rotary guide sleeve, wherein the labyrinth seal device is positioned in the rotary guide sleeve, and the assembly is simple.
2. The invention greatly reduces the hard friction between workpieces through roller friction, thereby reducing the noise of the guide sleeve and prolonging the design life.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
fig. 2 is a schematic view of a roller structure according to the present invention.
The main shaft 1, the lock nut 2, the end face 201, the outer diameter 202, the guide sleeve 3, the rectangular guide groove 301, the portal frame 4, the portal frame end face 401, the guide sleeve seat 5, the sealing cover 6, the labyrinth collar 7, the oil-proof cover 8, the clamping head 9, the guide sleeve shaft 10, the positioning key 11, the bearing 12, the inner spacer bush 13, the bearing pre-pressing seal nut 14, the guide disc 15, the pull rod 16, the roller 17, the bolt 18, the guide rail 19 and the sliding block 20.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 2, a roller type synchronous rotating guide sleeve device comprises a main shaft 1, a guide rail 19, a sliding block 20, a lock nut 2 and a guide disc 15, wherein the lock nut 2 is fixed on the main shaft 1, and the main shaft 1 is fixed on the sliding block 20 and the guide rail 19, and is characterized in that: the guide disc 15 is characterized in that one side of the guide disc 15 is connected with the lock nut 2 through the guide sleeve 3, the idler wheel 17 and the bolt 18, the guide sleeve 3 drives the guide disc 15 to move back and forth and rotate through the idler wheel 17 and the bolt 18, the two rectangular guide grooves 301 are in clearance fit with the idler wheel 17, the idler wheel 17 is also in clearance fit with the bolt 18, the other side of the guide disc 15 is connected with the guide sleeve shaft 10, the bearing 12, the bearing pre-pressing seal nut 14, the inner spacer bush 13 and the guide sleeve seat 5 are distributed on the guide sleeve shaft 10, the bearing 12 is matched in a front-back distribution mode, the inner spacer bush 13 is arranged in the middle, and labyrinth seal is adopted in front of the guide sleeve seat 5, and the labyrinth seal comprises the sealing cover 6, the labyrinth ring bush 7 and the oil-proof cover 8.
The lock nut 2 is matched with the guide sleeve 3 in a clearance fit mode between the end face 201 and the outer diameter 202.
The guide sleeve seat 5 is fixed on the portal frame 4, and the center hole of the portal frame 4 is matched with the center of the main shaft 1 by adopting the portal frame end face 401.
A clamping device is arranged in front of the guide sleeve seat 5 and comprises a chuck 9, a pull rod 16 and a positioning key 11.
The design comprises a main shaft 1, a guide rail 19 and a sliding block 20, wherein the main shaft 1 is fixed on the sliding block 20 of the guide rail 19 in the direction parallel to a guide sleeve, a screw rod is driven by a servo motor, a screw rod flange is fixed on the main shaft 1 to do forward and backward movement in the direction parallel to the guide sleeve, a lock nut 2 in front of the main shaft 1 is connected with the main shaft 1 and a guide sleeve 3, the lock nut 2 of the main shaft 1 and the guide sleeve 3 are positioned by adopting an end face 201 to be matched with an outer diameter 202, the outer diameter runout of the guide sleeve 3 after assembly is ensured to be within 0.01mm, the guide sleeve 3 drives a guide disc 15 to do forward and backward movement and rotation through a roller 17 and a bolt 18, a rectangular guide groove 301 is manufactured in a slot or linear cutting mode, the size requirement of the rectangular guide groove 301 ensures the straightness requirements of the two rectangular guide grooves 301 and the parallelism requirements of two sides, the rectangular guide groove 301 is matched with the roller 17 in a clearance fit mode, the roller 17 and the bolt 18 are matched in a clearance fit way, so that the roller 17 can freely and smoothly move in the bolt 18, the guide disk 15 and the guide sleeve shaft 10 are connected and excessively matched in a connecting way by adopting a screw 21, a bearing 12, a bearing prepressing seal nut 14, an inner spacer bush 13, a guide sleeve seat 5, a seal cover 6, a labyrinth ring 7 and an oil-proof cover 8 are distributed on the guide sleeve shaft 10, the bearing 12 is matched in a front-back layout mode, the inner spacer bush 13 is additionally arranged in the middle, a bearing inner ring pressing prepressing mode is adopted, a high-precision high-speed rotating mode can be conducted, a labyrinth seal is adopted in a front seal structure, the seal cover 6, the labyrinth ring 7 and the oil-proof cover 8 are arranged, an oil-proof effect is achieved through the clearance and the labyrinth, the guide sleeve seat 5 is fixed on the portal frame 4, the installation and positioning of the guide sleeve seat 5 adopts an end face 401 for positioning, when the clamping device is assembled, the concentric requirement of the center of the hole of the portal frame 4 and the center of the main shaft 1 is corrected, raw material is fed into the guide sleeve by adopting one side of the main shaft 1, the clamping device is assembled by the chuck 9, the pull rod 16 and the positioning key 11, the chuck 10 moves directionally by the positioning key 11, and the pull rod 16 is in a pre-tensioning structure on the conical surface of the guide sleeve shaft 10 by adjusting the threads of the chuck 9, so that the raw material is clamped and righted, and the machining failure caused by oversized jumping of the material is avoided.
Claims (4)
1. The utility model provides a synchronous rotatory guide pin bushing device of gyro wheel, includes main shaft (1), guide rail (19), slider (20), lock nut (2) and guide disc (15), lock nut (2) are fixed on main shaft (1), and main shaft (1) are fixed on slider (20) and guide rail (19), its characterized in that: the novel anti-oil seal device is characterized in that one side of the guide disc (15) is connected with the lock nut (2) through the guide sleeve (3), the roller (17) and the bolt (18), the guide sleeve (3) drives the guide disc (15) to move and rotate back and forth through the roller (17) and the bolt (18), the two rectangular guide grooves (301) are in clearance fit with the roller (17), the roller (17) is also in clearance fit with the bolt (18), the guide sleeve shaft (10) is connected with the other side of the guide disc (15), the guide disc (15) is connected with the guide sleeve shaft (10) through screws (21), a bearing (12), a bearing pre-pressing seal nut (14), an inner spacer (13) and a guide sleeve seat (5) are distributed on the guide sleeve shaft (10), the bearing (12) is matched in a front-back layout mode, the inner spacer (13) is arranged in the middle, and labyrinth seal is adopted in front of the guide sleeve seat (5), and the labyrinth seal cover (6), the labyrinth ring (7) and the oil seal cover (8) are included.
2. A roller type synchronous rotating guide sleeve device according to claim 1, wherein: the lock nut (2) is matched with the guide sleeve (3) in a clearance fit manner by adopting an end face (201) and an outer diameter (202).
3. A roller type synchronous rotating guide sleeve device according to claim 1, wherein: the guide sleeve seat (5) is fixed on the portal frame (4), and the center hole of the portal frame (4) is matched with the center of the main shaft (1) by adopting the portal frame end face (401).
4. A roller type synchronous rotating guide sleeve device according to claim 1, wherein: the front of the guide sleeve seat (5) is provided with a clamping device which comprises a clamping head (9), a pull rod (16) and a positioning key (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809373.1A CN108714809B (en) | 2018-07-23 | 2018-07-23 | Roller type synchronous rotating guide sleeve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809373.1A CN108714809B (en) | 2018-07-23 | 2018-07-23 | Roller type synchronous rotating guide sleeve device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108714809A CN108714809A (en) | 2018-10-30 |
| CN108714809B true CN108714809B (en) | 2024-03-22 |
Family
ID=63913655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810809373.1A Active CN108714809B (en) | 2018-07-23 | 2018-07-23 | Roller type synchronous rotating guide sleeve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108714809B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849353B (en) * | 2019-03-19 | 2021-03-26 | 常州信息职业技术学院 | Plastic part assembling mechanism |
| CN109986390A (en) * | 2019-04-16 | 2019-07-09 | 东创智能装备(深圳)有限公司 | A kind of ultra-thin rotary guide sleeve |
| CN113353565B (en) * | 2021-05-28 | 2022-09-27 | 东风商用车有限公司 | Guide structure of ground drag chain trolley |
| CN113953363B (en) * | 2021-11-17 | 2023-05-16 | 浙江哈尔斯真空器皿股份有限公司 | Vertical flanging machine |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5749274A (en) * | 1995-06-21 | 1998-05-12 | Canon Kabushiki Kaisha | Cylindrical member and method of manufacturing the same |
| JPH1110405A (en) * | 1997-06-26 | 1999-01-19 | Star Micronics Co Ltd | Guide bush device for automatic lathe |
| EP2030707A2 (en) * | 2007-08-28 | 2009-03-04 | Index-Werke Gmbh & Co. KG Hahn & Tessky | Long turning machine |
| KR20110070089A (en) * | 2009-12-18 | 2011-06-24 | 한화테크엠주식회사 | Guide bush equipment of the automatic lathe |
| CN103042418A (en) * | 2012-12-21 | 2013-04-17 | 安徽金义得机械有限公司 | Rapid manual tool changing mechanism for light numerical control milling machine and light common milling and drilling machine |
| CN103522119A (en) * | 2013-10-24 | 2014-01-22 | 湖北毅兴机床有限公司 | Oil cooling sealing device of rotary guide sleeve |
| CN204262774U (en) * | 2014-10-29 | 2015-04-15 | 上海西码机床科技有限公司 | A kind ofly be applicable to the movable guide bush device of lathe and a kind of device for machine tool |
| CN205218625U (en) * | 2015-11-11 | 2016-05-11 | 上海西码机床科技有限公司 | Main shaft associated mode guide pin bushing device |
| CN205651116U (en) * | 2016-03-25 | 2016-10-19 | 沈阳机床成套设备有限责任公司 | Oil circuit structure is inserted soon to jig |
| CN208826131U (en) * | 2018-07-23 | 2019-05-07 | 湖北毅兴智能装备股份有限公司 | A kind of roller type synchronous rotary guide sleeve device |
-
2018
- 2018-07-23 CN CN201810809373.1A patent/CN108714809B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5749274A (en) * | 1995-06-21 | 1998-05-12 | Canon Kabushiki Kaisha | Cylindrical member and method of manufacturing the same |
| JPH1110405A (en) * | 1997-06-26 | 1999-01-19 | Star Micronics Co Ltd | Guide bush device for automatic lathe |
| EP2030707A2 (en) * | 2007-08-28 | 2009-03-04 | Index-Werke Gmbh & Co. KG Hahn & Tessky | Long turning machine |
| KR20110070089A (en) * | 2009-12-18 | 2011-06-24 | 한화테크엠주식회사 | Guide bush equipment of the automatic lathe |
| CN103042418A (en) * | 2012-12-21 | 2013-04-17 | 安徽金义得机械有限公司 | Rapid manual tool changing mechanism for light numerical control milling machine and light common milling and drilling machine |
| CN103522119A (en) * | 2013-10-24 | 2014-01-22 | 湖北毅兴机床有限公司 | Oil cooling sealing device of rotary guide sleeve |
| CN204262774U (en) * | 2014-10-29 | 2015-04-15 | 上海西码机床科技有限公司 | A kind ofly be applicable to the movable guide bush device of lathe and a kind of device for machine tool |
| CN205218625U (en) * | 2015-11-11 | 2016-05-11 | 上海西码机床科技有限公司 | Main shaft associated mode guide pin bushing device |
| CN205651116U (en) * | 2016-03-25 | 2016-10-19 | 沈阳机床成套设备有限责任公司 | Oil circuit structure is inserted soon to jig |
| CN208826131U (en) * | 2018-07-23 | 2019-05-07 | 湖北毅兴智能装备股份有限公司 | A kind of roller type synchronous rotary guide sleeve device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108714809A (en) | 2018-10-30 |
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