High-maneuverability rotary table

Abstract

The utility model relates to the technical field of rotary table equipment, in particular to a high-maneuverability rotary table which comprises a supporting part, a workbench, a driving mechanism and a sliding mechanism, the workbench is located on one side of the supporting part, the driving mechanism comprises a driving piece, a roller and a gear ring, the driving piece is connected with the supporting part, the driving end of the driving piece is connected with the roller, and the gear ring is connected with the roller. The idler wheels are meshed with the gear ring, the gear ring is arranged on the peripheral face of the workbench in a sleeving mode and connected with the workbench, the sliding mechanism comprises a guide rail and a sliding block, the guide rail is connected with the workbench, the sliding block is connected with the supporting part, and the guide rail is connected with the sliding block in a sliding mode. Rotation of the workbench is achieved in the mode that the idler wheels are matched with the gear rings, rotation of the workbench is limited through the guide rails and the sliding blocks, friction force borne by the workbench can be reduced due to the fact that friction force between the guide rails and the sliding blocks is small, the acceleration in the starting and stopping process of the workbench is increased, and the service life of the workbench is prolonged. The starting and stopping time of the whole high-maneuverability rotary table is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to a rotary table equipment technical field especially a high mobility rotary table. BACKGROUND

[0002] The high mobility rotary table refers to: the equipment that can realize high speed rotation and accurate positioning, the volume is bigger (generally diameter exceeds 1m), is widely used in mechanical manufacturing (is used to process metal, plastic and other engineering material parts, has high precision, high efficiency and the characteristics such as stability, is often used to manufacture automobile parts, ship parts, aircraft parts etc.), aerospace (is used to process high-precision aerospace parts, satisfies complex processing demand, ensures the safety and performance of aircraft), automobile manufacturing (is used to process automobile parts (for example: wheel, engine parts, car body structure etc.), improves the precision and quality of parts), electronic manufacturing (is used to process electronic components, semiconductor component circuit board etc. high-precision parts, improves the quality and stability of product), mould manufacturing (is used to process the processing precision and production efficiency of various moulds) and other fields.

[0003] At present, the driving system of high mobility rotary table is: motor + bearing, utilizes motor to drive bearing rotation to realize the rotation of workbench, however, for the rotary table of larger size, if using large bearing matched therewith, due to the larger friction of large bearing, the acceleration in the start-stop process of rotary table will be affected, and then the start-stop effect of the whole high mobility rotary table will be affected, if using small bearing, although the friction is smaller, solve the problem of smaller acceleration in the start-stop process of rotary table, but due to small bearing, the stability of rotary table support will be poor, and then the stability of workpiece support will be affected. Utility model content

[0004] The applicant provides a high mobility rotary table aiming at the defects in the above-mentioned prior art, by improving the structure of high mobility rotary table, the friction on the workbench can be reduced, the acceleration in the start-stop process can be improved, and the start-stop time of the whole high mobility rotary table can be shortened.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] The utility model provides a high mobility rotary table, including: support part, workstation, drive mechanism and sliding mechanism, the workstation is located one side of support part, drive mechanism includes: driving part, gyro wheel and gear ring, driving part is connected with support part, the drive end of driving part is connected with gyro wheel, gyro wheel is engaged with gear ring, gear ring is set on the outer circumferential surface of workstation and is connected with workstation, sliding mechanism includes: guide rail and sliding block, guide rail is connected with workstation, sliding block is connected with support part, guide rail and sliding block sliding connection, driving part is used for driving gyro wheel rotates, makes gear ring rotate relative to gyro wheel to drive workstation rotates around its axial direction.

[0007] Therefore, the rotation of the workstation is realized by the cooperation of the gyro wheel and the gear ring, and the rotation of the workstation is limited by the guide rail and the sliding block. Compared with the existing motor and bearing, this structure is simple and easy to operate. Since the friction between the guide rail and the sliding block is small, the friction on the workstation can be reduced, the acceleration during starting and stopping can be improved, the starting and stopping time of the high mobility rotary table can be shortened, the operation cost of the high mobility rotary table can be reduced, and the stability of the workpiece support is not affected.

[0008] As a further improvement of the above technical solution: the guide rail is provided with n guide rails, the n guide rails are connected in sequence, the cross-sectional shape of the guide rail is a circular arc, and the included angle of each guide rail is alpha; n*alpha=360°.

[0009] As a further improvement of the above technical solution: the sliding block is provided with m sliding blocks, the m sliding blocks are distributed in a ring shape at equal intervals, the included angle between adjacent two sliding blocks is beta; m*beta=360°.

[0010] As a further improvement of the above technical solution: n

[0011] As a further improvement of the above technical solution: the support part includes a support plate and a ring-shaped support piece, one end of the ring-shaped support piece is connected with the support plate, and the other end of the ring-shaped support piece is connected with the workstation; a containing space is formed between the support plate and the ring-shaped support piece, the gyro wheel, the gear ring and the sliding mechanism are located in the containing space; the driving part is connected with the support plate, and the drive end of the driving part penetrates the support plate.

[0012] As a further improvement of the above technical solution: the workbench is provided with a sliding groove, and the other end of the annular supporting sheet is inserted into the sliding groove and is in sliding connection with the workbench.

[0013] As a further improvement of the above technical solution: further comprising: a supporting block located on the other side of the supporting part and connected with the supporting part through a supporting rod.

[0014] As a further improvement of the above technical solution: the supporting rod is provided in plurality, and the plurality of supporting rods are distributed in a ring shape at equal intervals.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model discloses a mode that the roller and the gear ring are mutually matched to realize the rotation of the workbench, and the rotation of the workbench is limited through the guide rail and the sliding block, compared with the mode that the existing motor and bearing realize the rotation of the workbench, and the mode is simple in structure and convenient to operate, and since the friction between the guide rail and the sliding block is small, the friction on the workbench can be reduced, the acceleration in the start-stop process is improved, the start-stop time of the whole high-mobility rotary table is shortened, the operation cost of the whole high-mobility rotary table is reduced, and in addition, the stability of workpiece support is not affected.

[0017] The utility model also includes the following advantages:

[0018] 1, the utility model discloses that the gap will exist between the adjacent two guide rails, and when the workbench rotates, since the number of guide rails is less than the number of sliding blocks, the plurality of sliding blocks will not rotate simultaneously to the gap between the adjacent two guide rails, and the vibration and noise generated by the rotation of the workbench can be reduced.

[0019] 2, the utility model discloses the sliding groove to make the high-speed rotating workbench not to be bound by the annular supporting sheet. DRAWINGS

[0020] Figure 1 It is the structural schematic diagram of the high-mobility rotary table of the utility model;

[0021] Figure 2 It is the explosion drawing of the high-mobility rotary table first visual angle of the utility model;

[0022] Figure 3 It is the explosion drawing of the high-mobility rotary table second visual angle of the utility model;

[0023] Figure 4 It is the structural schematic diagram of the drive mechanism of the utility model;

[0024] Figure 5The structural schematic view of the sliding mechanism of the utility model is shown in the figure.

[0025] Figure 6 The top view of the guide rail of the utility model is shown in the figure.

[0026] Figure 7 The top view of the sliding block of the utility model is shown in the figure.

[0027] 1, support part;

[0028] 101, support plate; 102, annular support sheet;

[0029] 2, workbench;

[0030] 201, sliding groove;

[0031] 3, driving mechanism;

[0032] 301, driving piece; 302, roller; 303, gear ring;

[0033] 4, sliding mechanism;

[0034] 401, guide rail;

[0035] 5, support block;

[0036] 6, support rod. DETAILED DESCRIPTION

[0037] The specific implementation of the utility model will be described below in combination with the drawings.

[0038] As Figures 1 to 7The utility model discloses a high mobility rotary table, including: support part 1, workbench 2, drive mechanism 3 and sliding mechanism 4, and, workbench 2 is located at the one side of support part 1, drive mechanism 3 includes: driving part 301, gyro wheel 302 and gear ring 303, driving part 301 is connected with support part 1, and the drive end of driving part 301 is connected with gyro wheel 302, and gyro wheel 302 is engaged with gear ring 303, and gear ring 303 is set on the outer circumferential surface of workbench 2 and is connected with workbench 2, and sliding mechanism 4 includes: guide rail 401 and sliding block 402, and guide rail 401 is connected with workbench 2, and sliding block 402 is connected with support part 1, and guide rail 401 is connected with sliding block 402 slidingly, driving part 301 is used to drive gyro wheel 302 to rotate, makes gear ring 303 rotate relative to gyro wheel 302, to drive workbench 2 to rotate around its axial direction.

[0039] In other words, the acceleration of workbench 2 is controlled by its acceleration, and the acceleration of workbench 2 is lower, so the acceleration of workbench 2 is higher during the start-stop process, so that the start-stop time of the high mobility rotary table can be shortened, and the work time of driving part 301 is reduced, thereby reducing the operation cost of the high mobility rotary table.

[0040] For example, driving part 301 adopts a motor.

[0041] In the embodiment, the guide rail 401 is provided with n guide rails 401, the n guide rails 401 are connected in sequence, the cross-sectional shape of the guide rail 401 is a circular arc, the included angle of each guide rail 401 is α, n*α=360°, the sliding block 402 is provided with m sliding blocks 402, the m sliding blocks 402 are distributed in a ring shape at equal intervals, the included angle between the adjacent two sliding blocks 402 is β, m*β=360°, n

[0042] In other words, during the rotation of the workbench 2, since the number of the guide rails 401 is less than the number of the sliding blocks 402, when a certain sliding block 402 is located at the position between the adjacent two guide rails 401 (i.e. passes through the gap between the adjacent two guide rails 401), the remaining guide rails 401 will only be located on a certain guide rail 401 alone, and will not be located at the position between the other adjacent two guide rails 401, so that only one sliding block 402 is sliding at the gap between the adjacent two guide rails 401 at the same time, vibration and noise are generated, and the vibration and noise generated during the rotation of the workbench 2 can be reduced.

[0043] In the embodiment, the support part 1 comprises a support plate 101 and an annular support sheet 102, one end of the annular support sheet 102 is connected with the support plate 101, and the other end of the annular support sheet 102 is slidingly connected with the workbench 2; a containing space is formed between the support plate 101 and the annular support sheet 102, the rollers 302, the gear rings 303 and the sliding mechanism 4 are located in the containing space; the driving member 301 is connected with the support plate 101, and the driving end of the driving member 301 penetrates through the support plate 101.

[0044] In the embodiment, the workbench 2 is provided with a sliding groove 201, and the other end of the annular support sheet 102 is inserted into the sliding groove 201 and slidingly connected with the workbench 2. Therefore, the workbench 2 rotating at high speed will not be separated from the annular support sheet 102 through the sliding groove 201.

[0045] In the embodiment, the support part 1 further comprises a support block 5 located on the other side of the support part 1 and connected with the support part 1 through a support rod 6; a plurality of support rods 6 are arranged, and the plurality of support rods 6 are distributed in a ring shape at equal intervals.

[0046] The rotation process of the high-mobility rotary table is as follows: first, the workpiece to be processed is placed on the workbench 2; finally, the driving member 301 is started, the roller 302 is driven to rotate through the driving member 301, so that the gear ring 303 rotates, and the workpiece rotates with the workbench 2 in the process of rotation of the gear ring 303 (when the workpiece needs to stop rotating, only the driving member 301 needs to be turned off).

[0047] In summary, the utility model discloses a roller 302 and gear ring 303 are realized the rotation of workbench 2 through the mode of mutual cooperation, and through guide rail 401 and slider 402 to the rotation of workbench 2 is positioned, compared to the rotation of workbench 2 of the mode of realization of existing motor and bearing, this mode simple structure, it is convenient to operate, because the friction between guide rail 401 and slider 402 is smaller, can reduce the friction that workbench 2 suffers, improve its acceleration in the start-stop process, to shorten the start-stop time of entire high mobility turntable, and can reduce the operation cost of entire high mobility turntable, in addition, still can not influence the stability of workpiece support.

[0048] The above description is the explanation of the utility model, is not the limitation of the utility model, the range defined in the utility model refers to the claim, within the protection scope of the utility model, can make any form of modification.

Claims

1. A high-mobility turntable, characterized by, Include: Support (1), and Workbench (2), the workbench (2) is located on one side of the support (1); Driving mechanism (3), the driving mechanism (3) includes: Driving piece (301), roller (302) and gear ring (303), the driving piece (301) is connected with the support (1), the driving end of the driving piece (301) is connected with the roller (302), the roller (302) is engaged with the gear ring (303), the gear ring (303) is sleeved on the outer circumferential surface of the workbench (2), and is connected with the workbench (2); Sliding mechanism (4), the sliding mechanism (4) includes: Guide rail (401) and sliding block (402), the guide rail (401) is connected with the workbench (2), the sliding block (402) is connected with the support (1), the guide rail (401) is connected with the sliding block (402) in sliding mode; The driving piece (301) is used for driving the roller (302) to rotate, so that the gear ring (303) rotates relative to the roller (302), so as to drive the workbench (2) to rotate around its axis direction.

2. The high mobility turntable of claim 1, wherein: The guide rail (401) is provided with n, n The guide rail (401) is connected in turn, the cross section shape of the guide rail (401) is circular arc, and the included angle of each guide rail (401) is α; n*α＝360°。 3. The high mobility turntable of claim 2, wherein: The sliding block (402) is provided with m, m The sliding block (402) is distributed in the form of equidistant ring, and the included angle between adjacent two sliding blocks (402) is β; m*β＝360°。 4. The high mobility turntable of claim 3, wherein: N < m, α > β.

5. The high mobility turntable of claim 1, wherein: The support (1) includes: Support plate (101) and annular support sheet (102), one end of the annular support sheet (102) is connected with the support plate (101), and the other end of the annular support sheet (102) is connected with the workbench (2) in sliding mode; The support plate (101) and the annular support sheet (102) form an accommodating space, and the roller (302), the gear ring (303) and the sliding mechanism (4) are located in the accommodating space; The driving piece (301) is connected with the support plate (101), and the driving end of the driving piece (301) penetrates the support plate (101).

6. The high mobility turntable of claim 5, wherein: The workbench (2) is provided with a sliding groove (201), and the other end of the annular support sheet (102) is inserted into the sliding groove (201) and connected with the workbench (2) in sliding mode.

7. The high mobility turntable of claim 1, wherein: Also include: Support block (5), the support block (5) is located on the other side of the support (1) and is connected with the support (1) through the support rod (6).

8. The high mobility turntable of claim 7, wherein: The support rod (6) is provided with a plurality of support rods (6), and the plurality of support rods (6) are distributed in the form of equidistant ring.

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