CN107685160B - Double-end machining lathe - Google Patents
Double-end machining lathe Download PDFInfo
- Publication number
- CN107685160B CN107685160B CN201710754500.8A CN201710754500A CN107685160B CN 107685160 B CN107685160 B CN 107685160B CN 201710754500 A CN201710754500 A CN 201710754500A CN 107685160 B CN107685160 B CN 107685160B
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- main shaft
- oil
- plate
- box
- lathe bed
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- 238000003754 machining Methods 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims description 11
- 230000003068 static effect Effects 0.000 claims description 10
- 210000000078 claw Anatomy 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
Abstract
The invention relates to a machine tool, in particular to a double-end machining lathe which comprises a lathe bed, a main shaft box arranged on the lathe bed and tool tables arranged on the lathe beds at two sides of the main shaft box. The technical scheme of the invention has the advantages of wide processing length range, convenient workpiece clamping, realization of double-end turning on short shaft parts, expansion of the processing range of a machine tool, and realization of higher transmission ratio to increase the output torque of a main shaft by adopting a mode of combining belt transmission and gear transmission for power transmission of the main shaft box, and suitability for processing parts such as an axle, a motor shaft, a water pump rotor shaft and the like.
Description
Technical Field
The invention relates to a machine tool, in particular to a double-end machining lathe.
Background
In recent years, along with the rapid development of a numerical control machine tool, a high-precision and high-efficiency double-end turning machine tool is developed successively, the machine tool changes the traditional process of machining one end of a part and then turning around to machine the other end, and the precision and the efficiency are greatly improved, but the existing double-end turning machine tool adopts a single spindle box to clamp a workpiece, so that double-end simultaneous machining cannot be realized when a workpiece with a relatively large change range of length is machined.
Disclosure of Invention
The invention aims to overcome the defects of the existing double-end processing machine tool, provides a double-end processing machine tool which can process shaft parts with larger length range variation, can process short parts and long parts in the same machine tool, can realize simultaneous processing of two ends by one-time clamping,
In order to achieve the above purpose, the technical scheme of the invention is as follows: the double-end machining lathe is characterized in that the lathe body is an inclined lathe body, an auxiliary spindle box capable of moving on the lathe body is arranged on one side of the spindle box, a material supporting frame is arranged on the lathe body at two ends of the spindle box, and hydraulic clamps are arranged on the spindle box and the auxiliary spindle box.
The input shaft in the main shaft box is provided with a belt pulley, the belt pulley is connected with the motor through a belt, and a driving gear fixedly arranged on the input shaft is meshed with a driven gear fixedly arranged on the outer circle of the main shaft.
The material supporting frame comprises a carrier roller which is arranged on the bottom plate through a bearing seat, an oil cylinder which is parallel to the bottom plate is arranged on a fixed plate which is vertical to one side of the bottom plate and fixedly connected with the bottom plate through an oil cylinder mounting plate, a guide rod is fixed on the lower end surface of the bottom plate, and the guide rod is in sliding connection with the oil cylinder mounting plate through the oil cylinder mounting plate.
The bottom plate is composed of a movable plate and a static plate, a guide device is arranged between contact surfaces of the movable plate and the static plate, a bearing seat is arranged on the movable plate, a piston rod and a guide rod are fixed on the lower end surface of the static plate, the guide device is a dovetail groove or a triangular guide rail, and a guide locking bolt is fixed on the movable plate.
The carrier roller is a V-shaped carrier roller.
The technical scheme of the invention has the following characteristics: 1. the processing length range is wide: the main spindle box is fixed, the auxiliary main spindle box is of a movable combined structure, and when a shorter part is processed, the main spindle box is used for clamping and processing independently; when long parts are machined, a main spindle box and an auxiliary main spindle box are clamped simultaneously, so that the machining of parts with great length variation can be met; 2. the workpiece is convenient to clamp: the two ends of the main shaft box are provided with the material supporting devices capable of automatically lifting, so that friction and collision between the workpiece and the clamping jaws can be prevented and rapid clamping of the workpiece can be realized in the process of loading and unloading the workpiece; 3. the main shaft box of the machine tool adopts the fixture installed inside the main shaft, the belt pulley for inputting power is arranged outside the main shaft box, and the inside of the main shaft box adopts gear transmission, so that the clamping length is shortened, double-end turning can be realized on short shaft parts, and the machining range of the machine tool is enlarged. Meanwhile, the power transmission of the main shaft box adopts a mode of combining belt transmission and gear transmission, so that the output torque of the main shaft can be increased by a higher transmission ratio, and the main shaft box can be suitable for machining parts such as an axle, a motor shaft, a water pump rotor shaft and the like.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of a headstock according to the present invention;
FIG. 3 is a schematic structural view of a material supporting frame in the invention;
fig. 4 is a right side view of fig. 3 in accordance with the present invention.
Detailed Description
As shown in fig. 1, a headstock 2 is mounted on a bed 6, a sub-headstock 4 movable on the bed is mounted on the right side of the headstock, stock holders 3 are mounted on the beds at both ends of the headstock, and a left side table 1 and a right side table 5 are mounted on the beds at both left and right sides of the headstock, respectively. For processing convenience, a slant bed is adopted.
As shown in fig. 2, an input shaft 2-15 is mounted at the lower end of a spindle box 2-1, a belt pulley 2-16 is fixedly mounted at the left end of the input shaft extending out of the spindle box, the belt pulley is connected with a motor through a belt, the belt pulley is a toothed belt pulley, and the motor is a servo motor. The driving gear 2-14 fixedly arranged on the input shaft is meshed with the driven gear 2-2 fixedly arranged on the outer circle of the main shaft 2-4, an oil distributing device is arranged between the driven gear and the main shaft box, and the oil distributing device is communicated with a hydraulic clamp arranged in the main shaft through the driven gear and an oil way 2-5 arranged on the main shaft.
The hydraulic clamp installed in the main shaft consists of a piston 2-8 installed in a main shaft hole, an elastic chuck 2-9 and an adjusting claw 2-10 installed on the elastic chuck, the main shaft is installed on a main shaft box through a bearing 2-6, the bearing is axially positioned through a left bearing cover 2-7 and a right bearing cover 2-13, and the right end of the main shaft box is sealed through a large end cover 2-12.
The oil distributing device consists of a left oil distributing disc 2-3 and a right oil distributing disc 2-11 which are arranged on two end surfaces of a driven gear 2-2, the oil inlet and outlet on the left oil distributing disc and the right oil distributing disc are communicated with the oil inlet and outlet pipelines on a main shaft box 2-1, the distributing oil way on the oil distributing disc is communicated with the driven gear and the oil way arranged on the main shaft, and the oil way is mainly used for a hydraulic clamp arranged in the main shaft.
As shown in fig. 3 and 4, the material supporting frame 3 arranged on the lathe bed at two ends of the spindle box consists of a bottom plate and a carrier roller 3-2 arranged on the bottom plate, a horizontal cylinder mounting plate 3-8 is fixedly arranged on the left side surface of a vertically distributed fixing plate 3-9, a cylinder 3-7 is arranged on the lower end surface of the cylinder mounting plate, a piston rod 3-10 in the cylinder passes through the cylinder mounting plate to be fixedly connected with the bottom plate, a guide rod 3-5 is fixedly arranged on the lower end surface of the bottom plate, and the guide rod passes through the cylinder mounting plate to be in sliding connection with the cylinder mounting plate. The upper end face of the bottom plate is provided with a carrier roller 3-2 through a bearing seat 3-1.
The bottom plate consists of a movable plate 3-3 and a static plate 3-4, and a guiding device is arranged between contact surfaces of the movable plate and the static plate, and is a dovetail groove or a triangular guide rail. The bearing seat is arranged on the movable plate, and a piston rod 3-10 and a guide rod 3-5 are fixed on the lower end surface of the static plate.
In order to keep the center of the material on the material supporting frame constant, the carrier roller is designed as a V-shaped carrier roller.
The material supporting frame is installed by fixing the device on a lathe bed through the fixing plates 3-9.
When the device is used, according to the diameter of a processed material, the height of the V-shaped carrier roller can be adjusted through the piston rod by moving the piston 3-6 in the oil cylinder 3-7 up and down, the V-shaped carrier roller and the main shaft of a machine tool are ensured to be on the same vertical plane by moving the movable plate 3-3 left and right, and the movable plate and the static plate are locked through the guide locking bolt 3-11.
Claims (2)
1. The double-end machining lathe comprises a lathe bed (6), a main shaft box arranged on the lathe bed and tool tables arranged on the lathe beds on two sides of the main shaft box, and is characterized in that the lathe bed is an inclined lathe bed, an auxiliary main shaft box (4) capable of moving on the lathe bed is arranged on one side of the main shaft box (2), a material supporting frame (3) is arranged on the lathe bed at two ends of the main shaft box, and hydraulic clamps are arranged on the main shaft box (2) and the auxiliary main shaft box (4);
An input shaft (2-15) in a spindle box (2) is provided with a belt pulley (2-16), the belt pulley is connected with a motor through a belt, a driving gear (2-14) fixedly arranged on the input shaft is meshed with a driven gear (2-2) fixedly arranged on the outer circle of a spindle (2-4), a hydraulic clamp is arranged in a spindle hole in the spindle, and an oil distributing device for the hydraulic clamp is arranged between the driven gear and the spindle box;
The hydraulic clamp consists of a piston (2-8) arranged in a main shaft hole, an elastic chuck (2-9) and an adjusting claw (2-10) arranged on the elastic chuck;
The oil distribution device consists of a left oil distribution disc (2-3) and a right oil distribution disc (2-11) which are arranged on two end surfaces of a driven gear (2-2), oil inlets and oil outlets on the left oil distribution disc and the right oil distribution disc are communicated with an oil inlet pipeline and an oil outlet pipeline on a main shaft box (2-1), and distribution oil paths on the left oil distribution disc and the right oil distribution disc are communicated with the driven gear and an oil path arranged on a main shaft, wherein the oil paths are used for a hydraulic clamp arranged in the main shaft;
The material supporting frame (3) comprises a carrier roller (3-2) arranged on a bottom plate through a bearing seat (3-1), an oil cylinder mounting plate (3-8) parallel to the bottom plate is arranged on a fixing plate (3-9) vertical to one side of the bottom plate, an oil cylinder (3-7) is arranged on the lower end surface of the oil cylinder mounting plate, a piston rod (3-10) in the oil cylinder passes through the oil cylinder mounting plate to be fixedly connected with the bottom plate, a guide rod (3-5) is fixed on the lower end surface of the bottom plate, and the guide rod passes through the oil cylinder mounting plate to be in sliding connection with the oil cylinder mounting plate;
The bottom plate is composed of a movable plate (3-3) and a static plate (3-4), a guide device is arranged between contact surfaces of the movable plate and the static plate, a bearing seat is arranged on the movable plate, a piston rod (3-10) and a guide rod (3-5) are fixed on the lower end surface of the static plate, the guide device is a dovetail groove or a triangular guide rail, and a guide locking bolt (3-11) is fixed on the movable plate.
2. The double-ended machine tool turning machine according to claim 1, wherein the carrier roller (3-2) is a "V" shaped carrier roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710754500.8A CN107685160B (en) | 2017-08-29 | 2017-08-29 | Double-end machining lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710754500.8A CN107685160B (en) | 2017-08-29 | 2017-08-29 | Double-end machining lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107685160A CN107685160A (en) | 2018-02-13 |
| CN107685160B true CN107685160B (en) | 2024-07-05 |
Family
ID=61155575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710754500.8A Active CN107685160B (en) | 2017-08-29 | 2017-08-29 | Double-end machining lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107685160B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076351B (en) * | 2019-06-13 | 2024-05-31 | 宁夏长兴精密机械有限公司 | Special numerical control machine tool for machining axle parts |
| CN113732746A (en) * | 2021-08-06 | 2021-12-03 | 安徽尤蒂卡智能科技有限公司 | Compound feed formula digit control machine tool |
| CN114102230B (en) * | 2021-12-13 | 2024-07-12 | 宁夏长兴精密机械有限公司 | Feeding and discharging device for double-end-face numerical control lathe |
| CN115464475A (en) * | 2022-09-05 | 2022-12-13 | 重庆万达薄板有限公司 | Grinding device for roller surface of submerged roller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201889437U (en) * | 2010-11-30 | 2011-07-06 | 宁夏长兴精密机械有限公司 | Dual-end-surface specialized numerically controlled lathe |
| CN102601386A (en) * | 2011-01-21 | 2012-07-25 | 安阳鑫盛机床股份有限公司 | Numerically controlled doubled-headed lathe |
| CN203316992U (en) * | 2013-05-23 | 2013-12-04 | 徐州力成液压设备有限公司 | Supporting mechanism of piston rod of oil cylinder assembly machine |
| CN103990819A (en) * | 2014-05-04 | 2014-08-20 | 玉环县新跃机床有限公司 | Spindle device of high-speed double-end collet chuck numerically-controlled machine tool |
| CN207222956U (en) * | 2017-08-29 | 2018-04-13 | 宁夏长兴精密机械有限公司 | Both-end lathe for machining |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2353688C3 (en) * | 1973-10-26 | 1981-04-30 | H. Wohlenberg KG - GmbH & Co, 3000 Hannover | Lathe |
| DE2944176A1 (en) * | 1979-11-02 | 1981-05-14 | Heyligenstaedt & Co, Werkzeugmaschinenfabrik Gmbh, 6300 Giessen | Lathe for large or small work-pieces - has two headstocks and central tailstock with different slideways for alternative lateral positioning |
| CN2375398Y (en) * | 1997-05-19 | 2000-04-26 | 唐山市自动焊接设备有限公司 | Steel double-head automatic hole-turning machine tool |
| DE10318349A1 (en) * | 2003-04-23 | 2004-11-11 | Cross Hüller GmbH | Rotation device for processing workpieces, has spindle cases flexibly arranged with a respect to swiveling axles transverse to their axes of rotation and in a position in which their chucks face one another |
| CN201087112Y (en) * | 2007-05-23 | 2008-07-16 | 天水锻压机床有限公司 | Steel pipe lifting device |
| CN201644797U (en) * | 2010-02-09 | 2010-11-24 | 台州震环数控机床有限公司 | Multistage lathe |
| CN101890508A (en) * | 2010-03-15 | 2010-11-24 | 东莞东运机械制造有限公司 | Numerical-control gravure double-head finish-turning machine |
| CN201684947U (en) * | 2010-03-15 | 2010-12-29 | 东莞东运机械制造有限公司 | Numerical-control gravure two-headed boring pipe bender |
| CN201950219U (en) * | 2011-01-10 | 2011-08-31 | 天津振世机电设备有限公司 | Double-end numerically controlled lathe |
| CN202639341U (en) * | 2012-05-07 | 2013-01-02 | 迪莱姆数控机电(杭州)有限公司 | Double-end lathe and drive control system thereof |
| CN203156062U (en) * | 2013-04-07 | 2013-08-28 | 抚顺天润冷拔钢有限公司 | Automatic clamping machine tool main shaft box with built-in rotating shaft |
| CN204234749U (en) * | 2014-11-19 | 2015-04-01 | 沈阳盛京精益数控机械有限公司 | A kind of ultra-thin main spindle box of both-end machining tool |
| CN105880638B (en) * | 2016-06-16 | 2018-07-03 | 德州德隆(集团)机床有限责任公司 | A kind of method of numerically controlled lathe and its processing torsion bar for the processing of torsion bar double end |
-
2017
- 2017-08-29 CN CN201710754500.8A patent/CN107685160B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201889437U (en) * | 2010-11-30 | 2011-07-06 | 宁夏长兴精密机械有限公司 | Dual-end-surface specialized numerically controlled lathe |
| CN102601386A (en) * | 2011-01-21 | 2012-07-25 | 安阳鑫盛机床股份有限公司 | Numerically controlled doubled-headed lathe |
| CN203316992U (en) * | 2013-05-23 | 2013-12-04 | 徐州力成液压设备有限公司 | Supporting mechanism of piston rod of oil cylinder assembly machine |
| CN103990819A (en) * | 2014-05-04 | 2014-08-20 | 玉环县新跃机床有限公司 | Spindle device of high-speed double-end collet chuck numerically-controlled machine tool |
| CN207222956U (en) * | 2017-08-29 | 2018-04-13 | 宁夏长兴精密机械有限公司 | Both-end lathe for machining |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107685160A (en) | 2018-02-13 |
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