CN103909438B - Numerically controlled machine tool swivel joint - Google Patents
Numerically controlled machine tool swivel joint Download PDFInfo
- Publication number
- CN103909438B CN103909438B CN201410074599.3A CN201410074599A CN103909438B CN 103909438 B CN103909438 B CN 103909438B CN 201410074599 A CN201410074599 A CN 201410074599A CN 103909438 B CN103909438 B CN 103909438B
- Authority
- CN
- China
- Prior art keywords
- outer ring
- swivel joint
- servomotor
- encoder
- groove
- 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.)
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
-
- 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
- B23Q2705/00—Driving working spindles or feeding members carrying tools or work
- B23Q2705/02—Driving working spindles
Abstract
The present invention relates to numerically controlled machine tool swivel joint, comprise mount pad, servomotor with power line, described servomotor is provided with the encoder of band encoder line, described servomotor is provided with the first swivel joint and the second swivel joint, described first swivel joint comprises the first outer ring, the first rotational transmitter, the first internal rotor, described second swivel joint comprises the second outer ring, the second rotational transmitter, the second internal rotor, the madial wall of described first outer ring is provided with the first groove, and the madial wall of described second outer ring is provided with the second groove; Advantage of the present invention: the signal that the second rotational transmitter on the first rotational transmitter be provided with by the first swivel joint and the second swivel joint accepts encoder and servo motor power supply line respectively controls servomotor and rotates on mount pad, and pass through the setting of the first groove and the second groove, ensure that the normal use of servo motor power supply line, improve security performance, Practical Performance is good.
Description
Technical field
The present invention relates to numerically controlled machine tool swivel joint.
Background technology
Numerically controlled machine tool processes various metal works by cutting, grinding or special process method, it is made to obtain the lathe of required geometry, dimensional accuracy and surface quality, and existing servomotor is when drive shaft is rotated, servomotor is be fixedly connected on lathe, such main shaft rotate time easily by the power line synchronous axial system of servomotor, thus make power line entanglement, poor safety performance, be unfavorable for using.
Summary of the invention
The technical problem to be solved in the present invention is that existing main shaft easily makes servomotor power line generation entanglement, poor safety performance when rotating, and is unfavorable for using, thus provides numerically controlled machine tool swivel joint.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: numerically controlled machine tool swivel joint, comprise mount pad, with the servomotor of power line, described servomotor is provided with the encoder of band encoder line, described servomotor is provided with and controls servomotor and be rotatably connected on the first swivel joint on mount pad and controlled encoder synchronous axial system and be connected to the second swivel joint on mount pad, described second swivel joint is fixedly connected on the first swivel joint, described first swivel joint comprises the first outer ring be fixedly connected on servomotor, be fixedly connected on the first rotational transmitter on the first outer ring, control the first internal rotor that servomotor rotates, described second swivel joint comprises the second outer ring be fixedly connected on the first outer ring, be fixedly connected on the second rotational transmitter on the second outer ring, the second internal rotor that controlled encoder rotates, the madial wall of described first outer ring is provided with the first groove that power supply source line wears, the madial wall of described second outer ring is provided with the second groove worn for encoder line.
Preferably, described mount pad is provided with the 3rd outer ring be set on servomotor lateral wall, described 3rd outer ring is provided with the contiguous block that the first outer ring is fixedly connected with, described contiguous block is all fixedly connected with by screw thread with the first outer ring with the 3rd outer ring respectively, described contiguous block is contrary with the thread rotary orientation direction of contiguous block and the first outer ring with the thread rotary orientation of the 3rd outer ring, structure is simple, easy for installation, can ensure the first outer ring and the 3rd synchronous installing/dismounting in outer ring by different being threaded of rotation direction, unfailing performance is good.
Preferably, the both ends of described first outer ring are provided with the latch segment be fixed on by power line in the first groove, the both ends of described second outer ring are provided with the sealing plate be fixed on by encoder line in the second groove, respectively power line and encoder line are fixed in the first groove and the second groove simultaneously by latch segment and sealing plate, ensure that servomotor is when rotating, power line is unaffected, and Practical Performance is good.
In sum, advantage of the present invention: the signal that the second rotational transmitter on the first rotational transmitter be provided with by the first swivel joint and the second swivel joint accepts encoder and servo motor power supply line respectively controls servomotor and rotates on mount pad, and pass through the setting of the first groove and the second groove, ensure that the normal use of servo motor power supply line, improve security performance, Practical Performance is good.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of numerically controlled machine tool swivel joint of the present invention.
Detailed description of the invention
As shown in Figure 1, numerically controlled machine tool swivel joint, comprise mount pad 1, with the servomotor 2 of power line 21, described servomotor 2 is provided with the encoder 3 of band encoder line 31, described servomotor 2 is provided with and controls servomotor 2 and be rotatably connected on the first swivel joint 4 on mount pad 1 and controlled encoder 3 synchronous axial system and be connected to the second swivel joint 5 on mount pad 1, described second swivel joint 5 is fixedly connected on the first swivel joint 4, described first swivel joint 4 comprises the first outer ring 41 be fixedly connected on servomotor 2, be fixedly connected on the first rotational transmitter 42 on the first outer ring 41, control the first internal rotor 43 that servomotor 2 rotates, described second swivel joint 5 comprises the second outer ring 51 be fixedly connected on the first outer ring 41, be fixedly connected on the second rotational transmitter 52 on the second outer ring 51, the second internal rotor 53 that controlled encoder 3 rotates, the madial wall of described first outer ring 41 is provided with the first groove 411 that power supply source line 21 wears, the madial wall of described second outer ring 51 is provided with the second groove 511 worn for encoder line 31, described mount pad 1 is provided with the 3rd outer ring 11 be set on servomotor 2 lateral wall, described 3rd outer ring is provided with the contiguous block 12 that the first outer ring is fixedly connected with, described contiguous block is all fixedly connected with by screw thread with the first outer ring with the 3rd outer ring respectively, described contiguous block is contrary with the thread rotary orientation direction of contiguous block and the first outer ring with the thread rotary orientation of the 3rd outer ring, structure is simple, easy for installation, the first outer ring and the 3rd synchronous installing/dismounting in outer ring can be ensured by different being threaded of rotation direction, unfailing performance is good, the both ends of described first outer ring are provided with the latch segment be fixed on by power line 21 in first groove, the both ends of described second outer ring are provided with the sealing plate be fixed on by encoder line 31 in second groove, respectively power line 21 and encoder line 31 are fixed in the first groove and the second groove simultaneously by latch segment and sealing plate, ensure that servomotor 2 is when rotating, power line 21 is unaffected, Practical Performance is good.
During use, encoder 3 is arranged on servomotor 2, make on servomotor 2 with power line 21 be located in the first groove that the first swivel joint 4 is provided with, the encoder line 31 that encoder 3 is provided with is located in the second groove that the second swivel joint 5 is provided with, during use, the first rotational transmitter be provided with by the first swivel joint 4 receives the signal of servomotor 2 power line 21, thus drive servomotor 2 to rotate, the second rotational transmitter be provided with by the second swivel joint 5 accepts the signal of encoder line 31, thus drive encoder 3 to rotate, operate successively, just can well control servomotor 2.
The signal that the second rotational transmitter on the first rotational transmitter be provided with by the first swivel joint and the second swivel joint accepts encoder and servo motor power supply line respectively controls servomotor and rotates on mount pad, and pass through the setting of the first groove and the second groove, ensure that the normal use of servo motor power supply line, improve security performance, Practical Performance is good.
Claims (1)
1. numerically controlled machine tool swivel joint, comprise mount pad (1), with the servomotor (2) of power line (21), it is characterized in that: described servomotor (2) is provided with the encoder (3) of band encoder line (31), described servomotor (2) is provided with and controls servomotor (2) and be rotatably connected on the first swivel joint (4) on mount pad (1) and controlled encoder (3) synchronous axial system and be connected to the second swivel joint (5) on mount pad (1), described second swivel joint (5) is fixedly connected on the first swivel joint (4), described first swivel joint (4) comprises the first outer ring (41) be fixedly connected on servomotor (2), be fixedly connected on the first rotational transmitter (42) on the first outer ring (41), control the first internal rotor (43) that servomotor (2) rotates, described second swivel joint (5) comprises the second outer ring (51) be fixedly connected on the first outer ring (41), be fixedly connected on the second rotational transmitter (52) on the second outer ring (51), the second internal rotor (53) that controlled encoder (3) rotates, the madial wall of described first outer ring (41) is provided with the first groove (411) that power supply source line (21) wears, the madial wall of described second outer ring (51) is provided with the second groove (511) worn for encoder (3) line, described mount pad (1) is provided with the 3rd outer ring (11) be set on servomotor (2) lateral wall, described 3rd outer ring (11) is provided with the contiguous block (12) that the first outer ring (41) is fixedly connected with, described contiguous block is all fixedly connected with by screw thread with the first outer ring with the 3rd outer ring respectively, described contiguous block is contrary with the thread rotary orientation direction of contiguous block and the first outer ring with the thread rotary orientation of the 3rd outer ring, the both ends of described first outer ring (41) are provided with the latch segment be fixed on by power line (21) in the first groove, the both ends of described second outer ring (51) are provided with the sealing plate be fixed on by encoder line (31) in the second groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074599.3A CN103909438B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool swivel joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074599.3A CN103909438B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool swivel joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103909438A CN103909438A (en) | 2014-07-09 |
| CN103909438B true CN103909438B (en) | 2016-03-30 |
Family
ID=51035605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410074599.3A Active CN103909438B (en) | 2014-03-03 | 2014-03-03 | Numerically controlled machine tool swivel joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103909438B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886533A (en) * | 2011-07-19 | 2013-01-23 | 欧立机电株式会社 | Cutter holder and main shaft device |
| CN203254215U (en) * | 2013-02-25 | 2013-10-30 | 杭州贝克机械有限公司 | Combined type power seat in which servo gear drives plurality of main shafts to drive |
| CN203817857U (en) * | 2014-03-03 | 2014-09-10 | 湖州精圆数控设备有限公司 | Rotating joint for numerical control cutting machine tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3083287B2 (en) * | 1999-01-19 | 2000-09-04 | リックス株式会社 | Rotary joint seal lubrication structure |
| KR20120117156A (en) * | 2011-04-14 | 2012-10-24 | 인더스트리아 가부시키가이샤 | Ultrasonic spindle device |
-
2014
- 2014-03-03 CN CN201410074599.3A patent/CN103909438B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886533A (en) * | 2011-07-19 | 2013-01-23 | 欧立机电株式会社 | Cutter holder and main shaft device |
| CN203254215U (en) * | 2013-02-25 | 2013-10-30 | 杭州贝克机械有限公司 | Combined type power seat in which servo gear drives plurality of main shafts to drive |
| CN203817857U (en) * | 2014-03-03 | 2014-09-10 | 湖州精圆数控设备有限公司 | Rotating joint for numerical control cutting machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103909438A (en) | 2014-07-09 |
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