CN219263104U - Lower turntable mechanism - Google Patents
Lower turntable mechanism Download PDFInfo
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- CN219263104U CN219263104U CN202320027540.3U CN202320027540U CN219263104U CN 219263104 U CN219263104 U CN 219263104U CN 202320027540 U CN202320027540 U CN 202320027540U CN 219263104 U CN219263104 U CN 219263104U
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- worm
- rotary table
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- 230000005540 biological transmission Effects 0.000 claims abstract description 99
- 238000009434 installation Methods 0.000 claims description 13
- 238000012545 processing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a lower rotary table mechanism, which relates to the technical field of rotary table equipment and comprises a mounting base, a middle rotary shaft, a lower rotary table, a power assembly and a transmission mechanism, wherein the middle rotary shaft is arranged at the upper end of the mounting base; the transmission mechanism comprises a transmission shell, a transmission transverse shaft and a transmission vertical shaft, the power assembly is arranged on the transmission shell, the output end of the power assembly is connected to the transmission transverse shaft in a transmission mode, a worm is arranged on the transmission transverse shaft, a worm wheel is arranged on the transmission vertical shaft, the worm wheel and the worm are mutually matched, a transmission part is arranged at the top of the transmission vertical shaft, and the transmission part is in transmission connection with a middle rotating shaft.
Description
Technical Field
The utility model relates to the technical field of turntable equipment, in particular to a lower turntable mechanism.
Background
In the automatic processing process of some products, the production can be completed by a large number of mechanical devices, and meanwhile, if the processing precision of the products is required to be high, the devices are required to have extremely high matching precision, for example, when the processing devices are required to be driven to rotate by a certain angle, in order to ensure the processing precision of the processing devices, a turntable capable of accurately controlling the rotation angle is required to be provided.
Disclosure of Invention
The utility model aims to provide a lower rotary table mechanism aiming at the defects in the prior art.
In order to achieve the above object, the present utility model adopts the following scheme: the device comprises a mounting base, a middle rotating shaft, a lower rotating disc, a power assembly and a transmission mechanism, wherein the middle rotating shaft is arranged at the upper end of the mounting base;
the transmission mechanism comprises a transmission shell, a transmission transverse shaft and a transmission vertical shaft, the power assembly is arranged on the transmission shell, the output end of the power assembly is connected to the transmission transverse shaft in a transmission mode, a worm is arranged on the transmission transverse shaft, a worm wheel is arranged on the transmission vertical shaft, the worm wheel is mutually matched with the worm, a transmission part is arranged at the top of the transmission vertical shaft, and the transmission part is in transmission connection with the middle rotating shaft.
Further, the middle rotating shaft comprises a fixed ring and a movable ring, the fixed ring is fixedly arranged on the upper end face of the mounting base, the movable ring is rotatably arranged on the periphery of the fixed ring, the upper side of the movable ring is fixedly connected to the lower rotary table, and the movable ring is in transmission connection with a transmission part on the transmission vertical shaft.
Further, a circle of teeth are arranged on the periphery of the movable ring, the transmission part is of a gear structure, and the transmission part is meshed with the teeth on the periphery of the movable ring.
Further, the power component is a servo motor.
Further, the transmission ratio of the worm wheel to the worm is 5-10.
Further, the transmission ratio of the worm wheel to the worm is 5, 6, 7, 8, 9 or 10.
Further, a plurality of positioning shafts are vertically arranged on the lower rotary table.
Further, a circle of sealing plates are arranged on the outer side edge of the lower rotary disc.
Further, the inside of installation base sets up the cavity, and the middle part of middle part pivot sets up the through-hole, lay a plurality of air inlet on the lower carousel, the cavity on the installation base communicates with the air inlet on the lower carousel.
Compared with the prior art, the utility model has the advantages that:
the method comprises the following steps: according to the utility model, the power assembly drives the transmission cross shaft to rotate, and the transmission cross shaft and the transmission vertical shaft are mutually matched to drive the transmission vertical shaft to rotate in a speed reducing way according to a proportion, so that the lower turntable can be controlled to rotate stably by matching with the transmission of the upper transmission part and the middle rotating shaft.
The second one, the utility model sets up the cavity in the inboard of the installation base, the middle part of the middle part pivot sets up the through-hole, lay a plurality of air inlets on the said lower carousel, the cavity on the installation base communicates with air inlet on the lower carousel, communicate the air source to the cavity in the installation base, the air enters the lower carousel inside through the middle part of the middle part pivot and air inlet on the lower carousel, thus meet the pneumatic equipment operation on the lower carousel.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present solution;
FIG. 2 is a schematic diagram of the fit of the central shaft and the transmission mechanism;
FIG. 3 is a schematic view of the sectional structure of the present embodiment;
fig. 4 is a schematic view of the structure at the lower turntable.
Reference numerals: a mounting base 1, a middle rotating shaft 2, a fixed ring 21, a movable ring 22, a lower rotating disc 3,
the transmission part 54, the positioning shaft 6 and the sealing plate 7.
Detailed Description
The lower rotary table 3 mechanism comprises a mounting base 1, a middle rotary shaft 2, a lower rotary table 3, a power assembly 4 and a transmission mechanism 5;
the installation base 1 is arranged for supporting the whole equipment;
the middle rotating shaft 2 is arranged on the mounting base 1, the lower rotating disc 3 is arranged on the middle rotating shaft 2, the middle rotating shaft 2 comprises a fixed ring 21 and a movable ring 22, the fixed ring 21 is fixedly arranged on the upper end face of the mounting base 1, the movable ring 22 is rotatably arranged on the periphery of the fixed ring 21, the upper part of the movable ring 22 is fixedly connected to the lower rotating disc 3, the movable ring 22 can rotate on the fixed ring 21,
a movable gap is arranged between the fixed ring 21 and the movable ring 22, and balls or rollers can be filled in the movable gap, so that the friction force between the fixed ring 21 and the movable ring 22 during relative rotation is reduced, and the transmission efficiency is improved;
the transmission mechanism 5 comprises a transmission shell 51, a transmission cross shaft 52 and a transmission vertical shaft 53, the power assembly 4 is arranged on the transmission shell 51, the output end of the power assembly 4 is in transmission connection with the transmission cross shaft 52, a worm is arranged on the transmission cross shaft 52, a worm wheel is arranged on the transmission vertical shaft 53, the worm wheel is mutually matched with the worm, a transmission part 54 is arranged at the top of the transmission vertical shaft 53, the transmission part 54 is in transmission connection with the middle rotating shaft 2, the transmission cross shaft 52 is driven to rotate by the power assembly 4, the transmission vertical shaft 53 can be driven to rotate in a speed-reducing mode by the mutual matching of the transmission cross shaft 52 and the transmission vertical shaft 53 according to a proportion, at the moment, the transmission of the upper transmission part 54 and the middle rotating shaft 2 is matched, so that the lower rotating disc 3 can be controlled to rotate stably,
the transmission ratio between the worm and the worm wheel is 5-10, the transmission ratio between the worm wheel and the worm is 5, 6, 7, 8, 9 or 10, and the worm wheel and the worm with corresponding transmission ratios can be arranged according to the model of the motor and the precision requirement of the lower turntable 3 in the setting process;
in order to increase the rotation accuracy of the lower turntable 3, the power component 4 is a servo motor, the servo motor can control the speed, the position accuracy is very accurate, the voltage signal can be converted into the torque and the rotating speed to drive a control object, the rotating speed of the rotor of the servo motor is controlled by an input signal and can quickly react, and the servo motor is used as an executive component in an automatic control system and has the characteristics of small electromechanical time constant, high linearity and the like, and can convert the received electric signal into the angular displacement or the angular speed output on the motor shaft, so that the rotation speed and the angle of the lower turntable 3 can be accurately and effectively controlled by matching with the transmission mechanism 5;
meanwhile, in order to improve the transmission precision of the lower rotary table 3, a circle of teeth are arranged on the periphery of the movable ring 22, the transmission part 54 is of a gear structure, the transmission part 54 is meshed with the teeth on the periphery of the movable ring 22, and the teeth on the periphery of the movable ring 22 are matched with the transmission part 54 of the gear structure, so that power transmission can be performed more accurately and stably.
The vertical setting a plurality of locating shaft 6 on the lower carousel 3, the lateral margin of lower carousel 3 sets up round shrouding 7, and locating shaft 6 installs on lower carousel 3, can be at fixed mounting equipment on lower carousel 3 through locating shaft 6, sets up round shrouding 7 in the periphery of lower carousel 3, can make down form a confined cavity on carousel 3 through the mutually supporting of a plurality of shrouding 7 to satisfy the air supply output of installing pneumatic equipment on lower carousel 3.
The inside of installation base 1 sets up the cavity, and the middle part of middle part pivot 2 sets up the through-hole, lay a plurality of air inlet 31 on the lower carousel 3, the cavity on the installation base 1 communicates with the air inlet 31 on the lower carousel 3.
This scheme is installed pneumatic equipment on lower carousel 3 when using, carries out the rotation of certain angle through pneumatic equipment on carousel 3 under power pack 4 and the control of drive mechanism 5, in order to guarantee pneumatic equipment's normal operating, the inboard of installation base 1 sets up the cavity, and the middle part of middle part pivot 2 sets up the through-hole, lay a plurality of air inlet 31 on the carousel 3 down, the cavity on the installation base 1 communicates with the air inlet 31 on the carousel 3 down, in with the air supply intercommunication to the cavity in the installation base 1, the air enters into the carousel 3 inside down through the middle part of middle part pivot 2 and the air inlet 31 on the carousel 3 down to satisfy the pneumatic equipment operation that is in on the carousel 3 down.
The working principle of the scheme is as follows: this scheme is with pneumatic equipment, install down on carousel 3, electrical system communicates to power pack 4, the staff passes through electrical system and controls power pack 4 according to appointed speed corotation or reversal, drive mechanism 5 through power pack 4, it is last to transfer to middle part pivot 2 after the power that utilizes drive mechanism 5 to carry out the power pack 4 output to slow down, transfer power to carousel 3 down through middle part pivot 2, thereby make the pneumatic equipment that is in on carousel 3 down remove to suitable angular position, the air supply communicates to the inner chamber in the installation base 1, gas passes through well special pivot and air inlet 31 gets into carousel 3 departments down.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present utility model, a description of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. The lower rotary table mechanism is characterized by comprising a mounting base (1), a middle rotary shaft (2), a lower rotary table (3), a power component (4) and a transmission mechanism (5), wherein the middle rotary shaft (2) is arranged at the upper end of the mounting base (1), the lower rotary table (3) is arranged on the middle rotary shaft (2), the transmission mechanism (5) is arranged at the side end of the mounting base (1) and is in transmission connection with the middle rotary shaft (2), and the power component (4) is arranged at the side end of the transmission mechanism (5) to provide power for the transmission mechanism (5);
the transmission mechanism (5) comprises a transmission shell (51), a transmission transverse shaft (52) and a transmission vertical shaft (53), the power assembly (4) is arranged on the transmission shell (51), the output end of the power assembly (4) is connected to the transmission transverse shaft (52) in a transmission mode, a worm is arranged on the transmission transverse shaft (52), a worm wheel is arranged on the transmission vertical shaft (53), the worm wheel on the transmission vertical shaft (53) is mutually matched with the worm on the transmission transverse shaft (52), a transmission part (54) is arranged at the top of the transmission vertical shaft (53), the transmission part (54) is in transmission connection with the middle rotary shaft (2), and the transmission ratio of the worm wheel to the worm is 5-10.
2. A lower turntable mechanism according to claim 1, characterized in that the middle rotating shaft (2) comprises a fixed ring (21) and a movable ring (22), the fixed ring (21) is fixedly arranged on the upper end surface of the installation base (1), the movable ring (22) is rotatably arranged on the periphery of the fixed ring (21), the upper part of the movable ring (22) is fixedly connected to the lower turntable (3), and the movable ring (22) is in transmission connection with a transmission part (54) on a transmission vertical shaft (53).
3. A lower turntable mechanism according to claim 2, wherein a circle of teeth is provided on the periphery of the movable ring (22), the transmission part (54) has a gear structure, and the transmission part (54) is meshed with the teeth on the periphery of the movable ring (22).
4. A lower turntable mechanism according to claim 1, characterized in that the power assembly (4) is a servo motor.
5. A lower turntable mechanism according to claim 1, wherein the worm wheel to worm gear ratio is 5, 6, 7, 8, 9 or 10.
6. A lower turntable mechanism according to claim 1, characterized in that a plurality of positioning shafts (6) are vertically arranged on the lower turntable (3).
7. A lower disc mechanism according to claim 1, characterized in that the outer side of the lower disc (3) is provided with a ring of closing plates (7).
8. The lower rotary table mechanism according to claim 1, wherein a cavity is formed in the inner side of the mounting base (1), a through hole is formed in the middle of the middle rotary shaft (2), a plurality of air inlets (31) are formed in the lower rotary table (3), and the cavity in the mounting base (1) is communicated with the air inlets (31) in the lower rotary table (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320027540.3U CN219263104U (en) | 2023-01-04 | 2023-01-04 | Lower turntable mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320027540.3U CN219263104U (en) | 2023-01-04 | 2023-01-04 | Lower turntable mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219263104U true CN219263104U (en) | 2023-06-27 |
Family
ID=86854294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320027540.3U Active CN219263104U (en) | 2023-01-04 | 2023-01-04 | Lower turntable mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219263104U (en) |
-
2023
- 2023-01-04 CN CN202320027540.3U patent/CN219263104U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231127 Address after: No. 1 Jingnan Avenue, Duodao District, Jingmen City, Hubei Province, 448124 Patentee after: Hubei Chuda Intelligent Equipment Co.,Ltd. Patentee after: Chuda intelligent (Wuhan) Technology Research Institute Co.,Ltd. Address before: No. 1 Jingnan Avenue, Duodao District, Jingmen City, Hubei Province, 448124 Patentee before: Hubei Chuda Intelligent Equipment Co.,Ltd. |
|
| TR01 | Transfer of patent right |