CN213171331U

CN213171331U - Liftable rotary table device

Info

Publication number: CN213171331U
Application number: CN202021713056.9U
Authority: CN
Inventors: 李宪昌; 刘洪旗
Original assignee: Ji'nan Zhong Sheng Mechanical And Electrical Equipment Co ltd
Current assignee: Ji'nan Zhong Sheng Mechanical And Electrical Equipment Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-05-11
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses a carousel device of liftable, the air cylinder comprises an air cylinder, air pipe joint is installed to cylinder outer wall one side, and is connected with the bottom plate on the cylinder outer wall, the laminating of bottom plate outer wall upper end has the uide bushing, and the laminating of the interior wall of uide bushing has straight section of thick bamboo type bearing, the outer wall upper end of straight section of thick bamboo type bearing is connected with the tray, and the outer wall upper end parallel distribution of tray has a carousel bearing, carousel bearing outer wall upper end is connected with the guide pillar, and the terminal laminating of guide pillar has puts the appearance dish, the inner wall laminating of straight section of thick bamboo type bearing has the main shaft, and is connected with the nut all around on the main shaft outer wall, it has the straight. This liftable carousel device is provided with the straight-tooth through being driven rotatory mode by step motor and put the inside internal gear meshing of appearance dish to the drive is put the appearance dish and is rotated, and the slip can take place with putting the inside carousel bearing that the appearance dish links to each other, thereby guarantees that only the upper end rotates, and the lower extreme does not take place to rotate.

Description

Liftable rotary table device

Technical Field

The utility model relates to a carousel technical field specifically is a liftable carousel device.

Background

The current market weighing method test equipment adopts a liftable turntable structure, the structure of the equipment is that a cylinder and a motor are arranged on the same plane, the motor drives a turntable rotating shaft to rotate through the meshing of an external gear, and the turntable rotating shaft drives a turntable to rotate through a fastening mechanism; the cylinder reversely acts to push the motor gear structure and the turntable structure to integrally ascend or descend; the middle part relates to a gear transmission structure and an air cylinder eccentric lifting structure. The whole set of rotating and lifting structure is complex, and the middle part of the rotating and lifting structure relates to a multi-layer transmission structure.

The utility model relates to a liftable turntable device, which adopts the coincidence of the mass center of the turntable device and an air cylinder lifting shaft, and the air cylinder directly drives a turntable structure to lift; the motor is fixedly arranged, and the rotating disc structure is driven to rotate by the axial internal tooth meshing of the ball bearing Chinese key sleeve structure; namely, the cylinder directly drives the turntable to lift, and the motor directly drives the tray to rotate.

The current market weighing method test equipment in the market adopts a liftable turntable structure, the structure is that a cylinder and a motor are arranged on the same plane, the motor drives a turntable rotating shaft to rotate through the meshing of an external gear, and the turntable rotating shaft drives a turntable to rotate through a fastening mechanism; the cylinder reversely acts to push the motor gear structure and the turntable structure to integrally ascend or descend; the middle part relates to a gear transmission structure and an air cylinder eccentric lifting structure. The whole set of rotating and lifting structure is complex, and the middle part of the rotating and lifting structure relates to a multilayer transmission structure, so that a liftable turntable device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liftable turntable device, which solves the problem that the current commercial weighing method test equipment provided in the background technology adopts a liftable turntable structure, the structure is that a cylinder and a motor are arranged on the same plane, the motor drives the rotation of a turntable rotating shaft through the meshing of an external gear, and the turntable rotating shaft drives a turntable to rotate through a fastening mechanism; the cylinder reversely acts to push the motor gear structure and the turntable structure to integrally ascend or descend; the middle part relates to a gear transmission structure and an air cylinder eccentric lifting structure. The whole set of rotating and lifting structure is complex, and the middle part of the rotating and lifting structure relates to a multi-layer transmission structure.

In order to achieve the above object, the utility model provides a following technical scheme: a liftable rotary table device comprises an air cylinder, wherein an air pipe joint is installed on one side of the outer wall of the air cylinder, a bottom plate is connected to the upper end of the outer wall of the air cylinder, a guide sleeve is attached to the upper end of the outer wall of the bottom plate, a straight cylinder type bearing is attached to the inner wall of the guide sleeve, a supporting block is connected to the upper end of the outer wall of the straight cylinder type bearing, rotary table bearings are distributed in parallel on the upper end of the outer wall of the supporting block, guide columns are connected to the upper end of the outer wall of the rotary table bearings, a sample placing disc is attached to the upper end of the outer wall of the guide columns, a main shaft is attached to the inner wall of the straight cylinder type bearing, nuts are connected to the periphery of the upper end of the outer wall of the main shaft, straight teeth are meshed to the inner wall of the sample placing disc, bearings are connected to the periphery of the middle of the outer, the sample placing tray is characterized in that a stepping motor is installed at the lower end of the outer wall of the coupler, the inner wall of the sample placing tray is meshed with the outer wall of the straight tooth, and the straight tooth is movably connected with the support block through a bearing.

Preferably, the air pipe joint is provided with two sets and all opens in cylinder outer wall same one side, and cylinder outer wall upper end and bottom plate outer wall lower extreme laminate each other.

Preferably, the main shaft is connected with the support block through a nut, and the main shaft and the guide sleeve form a sliding structure through a straight cylinder type bearing.

Preferably, the turntable bearing is respectively connected with the supporting block and the sample placing disc through the guide pillar, and the sample placing disc forms a rotatable structure with the supporting block through the turntable bearing.

Preferably, the straight teeth are connected with the motor coupling through a ball spline housing, and the ball spline housing is connected with the stepping motor through a shaft coupling.

Preferably, the connecting shaft is distributed along the upper corner of the outer wall of the stepping motor, and the stepping motor is connected with the bottom plate through the connecting shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the lifting structure of the lifting turntable device is stable, the mass center of the turntable device coincides with the lifting shaft of the air cylinder, and the lifting process is stable and smooth. The rotary precision is accurate, the internal teeth are meshed for transmission, and the indexing precision of the turntable structure is higher. Compact structure, carousel and lift cylinder and motor lug connection, the motor is fixed to be placed, guarantees pivoted precision and stationarity.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the top view structure of the present invention.

In the figure: 1. a cylinder; 2. a gas pipe joint; 3. a base plate; 4. a guide sleeve; 5. a straight cylindrical bearing; 6. A support block; 7. a turntable bearing; 8. a sample placing disc; 9. a guide post; 10. a main shaft; 11. a nut; 12. straight teeth; 13. a bearing; 14. a ball spline housing; 15. a motor coupling; 16. a connecting shaft; 17. a coupling; 18. a stepper motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a lifting turntable device comprises an air cylinder 1, an air pipe joint 2, a bottom plate 3, a guide sleeve 4, a straight cylinder type bearing 5, a supporting block 6, a turntable bearing 7, a sample placing disc 8, a guide post 9, a main shaft 10, a nut 11, straight teeth 12, a bearing 13, a ball spline housing 14, a motor coupling 15, a connecting shaft 16, a coupling 17 and a stepping motor 18, wherein the air pipe joint 2 is arranged on one side of the outer wall of the air cylinder 1, the upper end of the outer wall of the cylinder 1 is connected with a bottom plate 3, two groups of air pipe joints 2 are arranged and are arranged on the same side of the outer wall of the cylinder 1, the upper end of the outer wall of the cylinder 1 is mutually attached with the lower end of the outer wall of the bottom plate 3, the air pipe joint 2 mainly injects gas into the cylinder 1 or discharges the gas, when the cylinder 1 needs to jack up things, the gas needs to be injected, the gas pipe connector 2 for gas outlet needs to be blocked, therefore, the air pressure can jack up the object, otherwise, the air needs to be discharged completely when the object needs to descend;

a guide sleeve 4 is attached to the upper end of the outer wall of the bottom plate 3, a straight cylindrical bearing 5 is attached to the inner wall of the guide sleeve 4, a main shaft 10 is connected with a support block 6 through a nut 11, and the main shaft 10 and the guide sleeve 4 form a sliding structure through the straight cylindrical bearing 5;

the upper end of the outer wall of the straight-tube-shaped bearing 5 is connected with a supporting block 6, a turntable bearing 7 is distributed at the upper end of the outer wall of the supporting block 6 in parallel, the upper end of the outer wall of the turntable bearing 7 is connected with a guide pillar 9, the tail end of the guide pillar 9 is attached with a sample placing disc 8, the turntable bearing 7 is respectively connected with the supporting block 6 and the sample placing disc 8 through the guide pillar 9, the sample placing disc 8 forms a rotatable structure with the supporting block 6 through the turntable bearing 7, a main shaft 10 is a jacking mechanism when the device is lifted, a nut 11 ensures that the tail end of the main shaft 10 can be always connected with the supporting block 6, the upper end of the supporting block 6 is connected with the turntable bearing 7 through the guide pillar 9, and the upper end of the turntable bearing 7 is also connected with the sample placing disc 8 through the guide pillar 9, so that the sample placing disc 8, the turntable;

a main shaft 10 is attached to the inner wall of the straight-tube-shaped bearing 5, a nut 11 is connected to the periphery of the upper end of the outer wall of the main shaft 10, straight teeth 12 are meshed with the inner wall of the sample placing disc 8, a bearing 13 is connected to the periphery of the middle of the outer wall of the straight teeth 12, the inner wall of the sample placing disc 8 is meshed with the outer wall of the straight teeth 12, the straight teeth 12 are movably connected with the support block 6 relatively through the bearing 13, the straight teeth 12 are meshed with an inner gear inside the sample placing disc 8 in a manner of being driven to rotate by a stepping motor 18, so that the sample placing disc 8 is driven to rotate, and the inside of a turntable bearing 7 connected with the sample placing disc 8 slides, so that only the upper end is enabled to;

the periphery of the outer wall of the lower end of the straight tooth 12 is attached with a ball spline housing 14, the lower end of the outer wall of the ball spline housing 14 is attached with a motor coupler 15, the periphery of the outer wall of the motor coupler 15 is provided with a connecting shaft 16, the inner wall of the connecting shaft 16 is provided with a coupler 17, the straight tooth 12 is mutually connected with the motor coupler 15 through the ball spline housing 14, and the ball spline housing 14 is mutually connected with a stepping motor 18 through the coupler 17;

step motor 18 is installed to shaft coupling 17 outer wall lower extreme, and connecting axle 16 distributes along step motor 18 outer wall upper end corner, and step motor 18 passes through connecting axle 16 and bottom plate 3 interconnect, and ball spline housing 14, motor shaft coupling 15 and shaft coupling 17 are all used for transmitting step motor 18's rotatory kinetic energy to on the straight-tooth 12, and connecting axle 16 then mainly plays the effect of fixed step motor 18.

The working principle is as follows: for the lifting turntable device, firstly, the air pipe joint 2 mainly injects gas into the air cylinder 1 or discharges gas, when the air cylinder 1 needs to jack up an object, the gas needs to be injected, the air pipe joint 2 discharging gas needs to be blocked, so that the air pressure can jack up the object, otherwise, the object needs to discharge all the gas when the object needs to descend, the main shaft 10 is a jacking mechanism when the device is lifted, the nut 11 ensures that the tail end of the main shaft 10 can be always connected with the supporting block 6, the upper end of the supporting block 6 is connected with the turntable bearing 7 through the guide pillar 9, the upper end of the turntable bearing 7 is also connected with the sample placing disc 8 through the guide pillar 9, so that the sample placing disc 8, the turntable bearing 7 and the supporting block 6 need to be simultaneously jacked up in the lifting process of the main shaft 10, the straight teeth 12 are meshed with the inner gear inside the sample placing disc 8 in a manner of being driven to rotate by the stepping motor 18, thereby driving the, the inside slip that can take place of carousel bearing 7 that links to each other with putting the appearance dish 8, thereby guarantee that only the upper end is rotatory, and the lower extreme does not take place rotatoryly, because the device is at the in-process of lifting, must guarantee that straight-tooth 12 can and put the inner wall intermeshing of appearance dish 8, so straight-tooth 12 must rise simultaneously, the end of straight-tooth 12 can be constantly taken out from the inside of ball spline housing 14, until rising to extreme position, bearing 13's effect can slide with the inner wall of tray 6 when straight-tooth 12 is rotatory, prevent frictional production, ball spline housing 14, motor shaft coupling 15 and shaft coupling 17 are all used for transmitting the rotational kinetic energy of step motor 18 to straight-tooth 12, connecting axle 16 then mainly plays the effect of fixed step motor 18, accomplish the use of whole liftable carousel device like this.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a carousel device of liftable, includes cylinder (1), its characterized in that: the air cylinder is characterized in that a gas pipe joint (2) is installed on one side of the outer wall of the air cylinder (1), a bottom plate (3) is connected to the upper end of the outer wall of the air cylinder (1), a guide sleeve (4) is attached to the upper end of the outer wall of the bottom plate (3), a straight-tube-shaped bearing (5) is attached to the inner wall of the guide sleeve (4), a supporting block (6) is connected to the upper end of the outer wall of the supporting block (6), turntable bearings (7) are distributed on the upper end of the outer wall of the supporting block (6) in parallel, a guide pillar (9) is connected to the upper end of the outer wall of the turntable bearing (7), a sample placing disc (8) is attached to the tail end of the guide pillar (9), a main shaft (10) is attached to the inner wall of the straight-tube-shaped bearing (5), nuts (11) are connected to the periphery of the upper end of the outer wall of the main shaft (10), straight teeth (12) are meshed, and ball spline housing (14) outer wall lower extreme laminating has motor shaft coupling (15), connecting axle (16) are installed all around to motor shaft coupling (15) outer wall, and connecting axle (16) inner wall installs shaft coupling (17), step motor (18) are installed to shaft coupling (17) outer wall lower extreme, put the outer wall intermeshing of the inner wall of appearance dish (8) and straight-tooth (12), and straight-tooth (12) are through bearing (13) and relative swing joint between backing block (6).

2. The liftable turntable device of claim 1, wherein: the air pipe joints (2) are provided with two groups and are all arranged on the same side of the outer wall of the air cylinder (1), and the upper end of the outer wall of the air cylinder (1) is mutually attached to the lower end of the outer wall of the bottom plate (3).

3. The liftable turntable device of claim 1, wherein: the main shaft (10) is connected with the support block (6) through a nut (11), and the main shaft (10) forms a sliding structure with the guide sleeve (4) through a straight cylinder type bearing (5).

4. The liftable turntable device of claim 1, wherein: the rotary disc bearing (7) is respectively connected with the supporting block (6) and the sample placing disc (8) through a guide post (9), and the sample placing disc (8) forms a rotatable structure with the supporting block (6) through the rotary disc bearing (7).

5. The liftable turntable device of claim 1, wherein: the straight teeth (12) are connected with the motor coupling (15) through the ball spline housing (14), and the ball spline housing (14) is connected with the stepping motor (18) through the coupler (17).

6. The liftable turntable device of claim 1, wherein: connecting axle (16) distribute along step motor (18) outer wall upper end corner, and step motor (18) pass through connecting axle (16) and bottom plate (3) interconnect.