CN108202231B - Working platform capable of realizing bidirectional simultaneous deflection angle - Google Patents
Working platform capable of realizing bidirectional simultaneous deflection angle Download PDFInfo
- Publication number
- CN108202231B CN108202231B CN201810220327.8A CN201810220327A CN108202231B CN 108202231 B CN108202231 B CN 108202231B CN 201810220327 A CN201810220327 A CN 201810220327A CN 108202231 B CN108202231 B CN 108202231B
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- Prior art keywords
- gear ring
- guide rail
- motor
- fixed
- base
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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
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
Abstract
The invention discloses a working platform capable of realizing bidirectional and simultaneous deflection angles, which comprises a base and a working platform body, wherein a motor II is fixed on the base, two excircle arc guide rail slides and interior rail connecting piece, install anti-backlash gear II on motor II's the output shaft, anti-backlash gear II meshes the outer gear ring of semicircle form, still fixedly connected with interior rail connecting piece on the outer gear ring, be fixed with two interior arc guide rail slides and motor I on the interior rail connecting piece, install anti-backlash gear I on motor I's the output shaft, anti-backlash gear I meshes the inner gear ring that has the semicircle form, install interior circular arc guide rail and the outer circular arc guide rail rather than the adaptation on inner gear ring and the outer gear ring respectively, the lower surface at the work platform body is connected at the semicircle both ends of outer gear ring and inner gear ring, outer gear ring and inner gear ring are the crisscross centre of a circle coincidence of just two semicircles of regular cross in space. The function of five-surface processing can be realized on a common three-axis vertical milling machine.
Description
Technical Field
The invention belongs to the technical field of machine tool workbenches in mechanical engineering, and relates to a working platform capable of realizing bidirectional simultaneous deflection angles.
Background
At present, two modes are mainly adopted as a commercialized vertical numerically controlled milling machine to realize five-axis machining function, namely, an AC double-swing head is used for a main shaft of a gantry type milling machine for machining a large-sized workpiece; the vertical numerical control milling machine for processing small workpieces adopts the structural layout of a cradle workbench, and the two five-axis processing machines are extremely expensive and move many millions or tens of millions of yuan. For general machining enterprises, a three-coordinate numerical control milling machine is mostly used, namely, a numerical control rotary table is additionally arranged on a workbench to complete four-axis machining, so that real five-surface machining cannot be realized.
Disclosure of Invention
The invention aims to provide a working platform capable of realizing bidirectional simultaneous deflection of angles, which can realize bidirectional deflection of the platform around an X axis and a Y axis, namely, the function of five-surface processing on a common three-axis vertical milling machine.
The invention adopts the technical scheme that the working platform capable of realizing bidirectional simultaneous deflection angle comprises a base and a working platform body, wherein a motor II is fixed on the base, an anti-backlash gear II is installed on an output shaft of the motor II, the anti-backlash gear II is meshed with a semicircular outer gear ring, an outer circular guide rail matched with the outer gear ring is installed on the outer gear ring, two outer circular guide rail sliding seats are also fixed on the base, the outer circular guide rail is in sliding connection with the outer circular guide rail sliding seats, an inner rail connecting piece is also fixedly connected on the outer gear ring, two inner circular guide rail sliding seats are fixed on the inner rail connecting piece, a motor I is also fixed on the inner rail connecting piece, an anti-backlash gear I is installed on an output shaft of the motor I, the anti-backlash gear I is meshed with a semicircular inner gear ring, an inner circular guide rail matched with the inner circular guide rail is installed on the inner gear ring, and the inner circular guide rail sliding seats are in sliding connection with the inner circular guide rail, the semicircle both ends of external gear ring and internal gear ring are connected at the lower surface of work platform body, and external gear ring and internal gear ring are the crisscross centre of a circle coincidence of just two semicircles of regular cross in the space.
The present invention is also characterized in that,
a motor base II is fixed on the base, and the motor II is fixed on the motor base II.
A motor base I is fixed on the inner rail connecting piece, and the motor I is fixed on the motor base I.
The two outer arc guide rail sliding seats are fixed on the base and respectively correspond to two sides of the semicircle of the outer arc guide rail.
The two inner arc guide rail sliding seats are fixed on the inner rail connecting piece and respectively correspond to the two sides of the semicircle of the inner arc guide rail.
The bearing seats are fixedly connected with the joints of the lower surface of the working platform body and the outer gear ring and the inner gear ring, pin shaft holes are formed in the two semicircular ends of the outer gear ring and the inner gear ring, and the two ends of the outer gear ring and the two ends of the inner gear ring are connected to the corresponding bearing seats through pin shafts.
And a bearing is arranged in a connecting hole between the pin shaft and the bearing seat.
The working platform body is a circular platform.
The invention has the advantages that the working platform capable of realizing bidirectional simultaneous deflection angles, the inner and outer gear rings and the inner and outer circular arc guide rail pairs thereof, the two inner and outer gear rings are driven by the motor to deflect respectively or simultaneously on the tracks with the space in a regular cross staggered way and the centers of circles coincident, the bidirectional deflection of the platform around the X axis and the Y axis is directly realized, and the invention can be used in the application occasions needing two-degree-of-freedom deflection motion.
Drawings
FIG. 1 is a schematic structural diagram of a working platform capable of realizing bidirectional simultaneous deflection angles according to the present invention;
FIG. 2 is a left side view of a work platform of the present invention that is capable of bi-directional simultaneous deflection of angles;
FIG. 3 is a right side view of a work platform of the present invention that is capable of bi-directional simultaneous deflection of angles;
fig. 4 is a top view of a work platform of the present invention that is capable of achieving bi-directional simultaneous deflection of angles.
In the figure, 1, a base, 2, an outer arc guide rail sliding seat, 3, an outer arc guide rail, 4, an outer gear ring, 5, a pin shaft, 6, a bearing, 7, a bearing seat, 8, a working platform body, 9, a motor I, 10, a motor seat I, 11, an anti-backlash gear I, 12, an inner gear ring, 13, an inner arc guide rail, 14, an inner arc guide rail sliding seat, 15, an inner rail connecting piece, 16, a motor seat II, 17, a motor II, 18 and an anti-backlash gear II are arranged.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention relates to a working platform capable of realizing bidirectional simultaneous deflection angles, which has a structure shown in figures 1-4 and comprises a base 1 and a working platform body 8, wherein a motor II17 is fixed on the base 1, an anti-backlash gear II18 is installed on an output shaft of a motor II17, an anti-backlash gear II18 is meshed with a semicircular outer gear ring 4, the anti-backlash gear II18 is used for transmitting the driving force of a motor II17 to drive the outer gear ring 4, an outer circular guide rail 3 matched with the outer gear ring 4 is installed on the outer gear ring 4, two outer circular guide rail sliding seats 2 are also fixed on the base 1, the outer circular guide rail 3 is in sliding connection with the outer circular guide rail sliding seats 2 and is used for determining the track guidance of the outer gear ring 4, an inner rail connecting piece 15 is also fixedly connected with an outer circular guide rail sliding seat 14, an inner circular guide rail connecting piece 15 is also fixedly connected with a motor I9, an anti-backlash gear I11 is installed on an output shaft of a motor I9, the anti-backlash gear I11 is engaged with a semicircular inner gear ring 12, the anti-backlash gear I11 is used for transmitting the driving force of a motor I9 to drive the inner gear ring 12, an inner arc guide rail 13 matched with the inner gear ring 12 is installed on the inner gear ring 12, the inner arc guide rail 13 is in sliding connection with an inner arc guide rail sliding seat 14 and used for determining the track guidance of the inner gear ring 12, the two semicircular ends of the outer gear ring 4 and the inner gear ring 12 are connected to the lower surface of the working platform body 8, the outer gear ring 4 and the inner gear ring 12 are staggered in a regular cross shape in space, and the centers of the two semicircular circles coincide.
A motor base II16 is fixed on the base 1, and a motor II17 is fixed on a motor base II 16.
A motor base I10 is fixed on the inner rail connecting piece 15, and a motor I9 is fixed on a motor base I10.
The two outer arc guide rail sliding seats 2 are fixed on the base 1 and respectively correspond to two semicircular sides of the outer arc guide rail 3.
Two inner arc guide rail sliding seats 14 are fixed on the inner rail connecting piece 15 and respectively correspond to two semicircular sides of the inner arc guide rail 13.
The bearing frame 7 is fixedly connected with the joint of the lower surface of the working platform body 8 and the outer gear ring 4 and the inner gear ring 12, pin shaft holes are formed in the two semicircular ends of the outer gear ring 4 and the inner gear ring 12, and the two ends of the outer gear ring 4 and the inner gear ring 12 are connected to the corresponding bearing frames 7 through pin shafts 5.
And a bearing 6 is arranged in a connecting hole between the pin shaft 5 and the bearing seat 7.
The working platform body 8 is a circular platform.
The working principle of the working platform capable of realizing bidirectional simultaneous deflection angle provided by the invention is as follows: the invention drives the anti-backlash gear II18 and the anti-backlash gear I11 to drive the two inner gear rings 12 and the two outer gear rings 4 through the motor II17 and the motor I9, and drives the working platform body 8 to move through the outer arc guide rail 3 and the inner arc guide rail 13 which are respectively connected with the two inner gear rings and the outer gear rings along the track of the outer arc guide rail sliding seat 2 and the inner arc guide rail sliding seat 14 respectively.
The invention is a two arc guide rails with staggered right crosses, different radiuses and coincident circle centers in space, the difference of the radiuses is mainly determined by the structural form and the size of the adopted guide rail pair, the rotary motion of the two gear driving arches is not interfered, the shape and the size of the platform are variable, and the size of the platform is related to the difference of the radiuses of the two inner gear rings and the outer gear rings. The power for driving the two inner and outer gear rings is a motor power source, the transmission of motion is realized through a gear transmission mode, the two motors are respectively and fixedly connected with the corresponding basic parts, the deflection angles of the platform in two directions around the X axis and the Y axis can reach +/-45 degrees, the driving motor drives the two inner and outer gear rings to deflect respectively or simultaneously on a track with space in a regular cross staggered manner and overlapped circle centers, and therefore the unidirectional or combined deflection motion of the platform around the X axis and the Y axis is realized.
According to the working platform capable of realizing bidirectional and simultaneous deflection angles, the accessory is arranged on the common three-axis vertical numerically-controlled milling machine, so that the common three-axis milling machine has the machining capacity of a five-axis machine tool, and the machining range of the common machine tool is greatly expanded. Meanwhile, the invention can be used as a working platform in places such as video monitoring, aerial photography pod, ship-borne antenna azimuth pitching mechanism and the like which need to realize bidirectional deflection angle at the same time.
Claims (4)
1. The working platform capable of realizing bidirectional simultaneous deflection angles is characterized by comprising a base (1) and a working platform body (8), wherein a motor II (17) is fixed on the base (1), an anti-backlash gear II (18) is installed on an output shaft of the motor II (17), the anti-backlash gear II (18) is meshed with a semicircular outer gear ring (4), an outer circular guide rail (3) matched with the outer gear ring (4) is installed on the outer gear ring (4), two outer circular guide rail sliding seats (2) are further fixed on the base (1), the outer circular guide rail (3) is in sliding connection with the outer circular guide rail sliding seats (2), the two outer circular guide rail sliding seats (2) are fixed on the base (1) and respectively correspond to two semicircular sides of the outer circular guide rail (3), an inner rail connecting piece (15) is further fixedly connected on the outer gear ring (4), two inner arc guide rail sliding seats (14) are fixed on the inner rail connecting piece (15), a motor I (9) is further fixed on the inner rail connecting piece (15), an anti-backlash gear I (11) is installed on an output shaft of the motor I (9), the anti-backlash gear I (11) is meshed with a semicircular inner gear ring (12), an inner arc guide rail (13) matched with the inner gear ring (12) is installed on the inner gear ring (12), the inner arc guide rail (13) is in sliding connection with the inner arc guide rail sliding seats (14), the two inner arc guide rail sliding seats (14) are fixed on the inner rail connecting piece (15) and respectively correspond to two semicircular sides of the inner arc guide rail (13), two semicircular ends of the outer gear ring (4) and the inner gear ring (12) are connected to the lower surface of the working platform body (8), and a bearing seat (7) is fixedly connected to the lower surface of the working platform body (8) and the outer gear ring (4) and the inner gear ring (12), the utility model discloses a bearing, including bearing frame (7), semicircle both ends of external gear ring (4) and internal gear ring (12) are equipped with the bearing, the semicircle both ends of external gear ring (4) and internal gear ring (12) all opened the round pin shaft hole, the both ends of external gear ring (4) and internal gear ring (12) are connected on bearing frame (7) that correspond through round pin axle (5), bearing (6) are equipped with in the connecting hole of round pin axle (5) and bearing frame (7), external gear ring (4) and internal gear ring (12) are the crisscross centre of a circle coincidence of just two semicircles.
2. The work platform capable of realizing bidirectional and simultaneous deflection angles according to claim 1, wherein a motor base II (16) is fixed on the base (1), and the motor II (17) is fixed on the motor base II (16).
3. The work platform capable of realizing the simultaneous bidirectional deflection angle according to claim 1, wherein a motor base I (10) is fixed on the inner rail connecting piece (15), and the motor I (9) is fixed on the motor base I (10).
4. A work platform enabling bi-directional simultaneous deflection of angles according to any of claims 1-3, characterised in that the work platform body (8) is a circular platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810220327.8A CN108202231B (en) | 2018-03-16 | 2018-03-16 | Working platform capable of realizing bidirectional simultaneous deflection angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810220327.8A CN108202231B (en) | 2018-03-16 | 2018-03-16 | Working platform capable of realizing bidirectional simultaneous deflection angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108202231A CN108202231A (en) | 2018-06-26 |
| CN108202231B true CN108202231B (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810220327.8A Expired - Fee Related CN108202231B (en) | 2018-03-16 | 2018-03-16 | Working platform capable of realizing bidirectional simultaneous deflection angle |
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| Country | Link |
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| CN (1) | CN108202231B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167145B (en) * | 2018-08-20 | 2020-11-17 | 福州专志信息技术有限公司 | Communication equipment is with outdoor antenna of angle regulation of being convenient for |
| CN112420582A (en) * | 2020-11-27 | 2021-02-26 | 郑州磨料磨具磨削研究所有限公司 | Fine adjustment sucker device for optimal scribing direction of substrate material |
| CN112677345A (en) * | 2020-12-31 | 2021-04-20 | 深圳新致美精密齿研有限公司 | False tooth typesetting device during zirconium dioxide cutting |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672475B (en) * | 2012-05-15 | 2014-11-26 | 陕西理工学院 | Parallel driven bidirectional deflection platform |
| CN203666496U (en) * | 2013-12-16 | 2014-06-25 | 江苏大学 | Two-degree-of-freedom steering arc direct drive system of automobile headlamp |
| CN104625766B (en) * | 2014-12-17 | 2017-07-28 | 山东理工大学 | Two-degree-of-freedom tilting workbench with double ball pairs |
| CN204713436U (en) * | 2015-04-27 | 2015-10-21 | 重庆幻羽科技有限公司 | The spherical motion platform of a kind of two-freedom |
| CN107160365A (en) * | 2017-06-09 | 2017-09-15 | 深圳先进技术研究院 | A kind of three freedom decoupling sphere parallel mechanism |
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2018
- 2018-03-16 CN CN201810220327.8A patent/CN108202231B/en not_active Expired - Fee Related
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| CN108202231A (en) | 2018-06-26 |
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Granted publication date: 20200918 Termination date: 20210316 |