CN219335541U - Rotary wheel chamber assembly for internal rotary spinning machine - Google Patents
Rotary wheel chamber assembly for internal rotary spinning machine Download PDFInfo
- Publication number
- CN219335541U CN219335541U CN202223138983.4U CN202223138983U CN219335541U CN 219335541 U CN219335541 U CN 219335541U CN 202223138983 U CN202223138983 U CN 202223138983U CN 219335541 U CN219335541 U CN 219335541U
- Authority
- CN
- China
- Prior art keywords
- roller bearing
- rear end
- cylindrical roller
- bearing
- thrust
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a spinning wheel chamber assembly for an internal spinning machine, which comprises a spinning wheel chamber and a spinning wheel shaft penetrating through the interior of the spinning wheel chamber, wherein four bearing positions are processed in a middle hole of the spinning wheel chamber, and a supporting piece is arranged in the bearing positions; the output end of the spinning wheel shaft extends to the outside of the spinning wheel chamber, a spinning wheel is arranged on the output end, and the rear end of the spinning wheel shaft is positioned in the spinning wheel chamber; the front end of the rotary wheel chamber is provided with a main rotary cylinder front end gland, and a framework oil seal is arranged between the main rotary cylinder front end gland and the rotary wheel shaft; through the design of the utility model, the cylindrical roller bearing pairs are respectively positioned at two outer sides of the roller chamber and used for radially supporting two ends of the roller shaft in a large span so as to bear radial force generated during spinning, and the thrust cylindrical roller bearing pairs are reversely assembled between the cylindrical roller bearing pairs and are axially stuck to two opposite planes of the thrust bearing position of the roller chamber so as to bear two axial forces generated during spinning, thereby avoiding damage.
Description
Technical Field
The utility model belongs to the technical field of spinning machine components, and particularly relates to a spinning wheel chamber assembly for an internal spinning machine.
Background
The spinning machine belongs to metal plastic forming machinery. An AC servo system is installed on the machine body, a rotary wheel frame in the system is provided with a longitudinal carriage and a transverse carriage which are mutually vertical, a precise ball screw pair is adopted for transverse and longitudinal feeding, a servo motor is connected with a synchronous belt transmission pair and the precise ball screw pair in sequence, and a rotary wheel chamber is a main structure of the spinning machine.
The radial force and the axial force that current roller room produced when processing, spinning are great, appear transmission structure's damage easily to inner structure is unreasonable like roller axle's design, leads to the degree of difficulty great in the installation, and still exists in other structural connection unstability, leads to spinning inefficiency, the higher problem of fault rate, therefore exists modifiable space in the in-service use.
Disclosure of Invention
The utility model aims to provide a rotary wheel chamber assembly for an internal rotation spinning machine, which is used for solving the problems that the existing rotary wheel chamber provided in the background art is easy to damage in processing, and the internal structure design is unreasonable, so that the working efficiency is lower.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the rotary wheel chamber assembly for the internal rotary press comprises a rotary wheel chamber and a rotary wheel shaft penetrating through the interior of the rotary wheel chamber, wherein four bearing positions are machined in a middle hole of the rotary wheel chamber, and a supporting piece is arranged in the bearing positions;
the output end of the spinning wheel shaft extends to the outside of the spinning wheel chamber, a spinning wheel is arranged on the output end, and the rear end of the spinning wheel shaft is positioned in the spinning wheel chamber; the front end of the rotary wheel chamber is provided with a main rotary cylinder front end gland, a framework oil seal is arranged between the main rotary cylinder front end gland and the rotary wheel shaft, the rear end of the rotary wheel chamber is provided with a main rotary cylinder rear end gland, and the main rotary cylinder rear end gland is provided with a hydraulic motor.
Preferably, the support piece comprises a plurality of cylindrical roller bearing pairs, and a bearing outer ring spacer, a bearing inner ring spacer and a thrust cylindrical roller bearing pair which are positioned at the middle position, wherein a bearing gasket is arranged between the bearing inner ring spacer and the thrust cylindrical roller bearing pair, the cylindrical roller bearing pairs are respectively positioned at the outer sides of the spinning wheel chambers, and the thrust cylindrical roller bearing pairs are reversely assembled between the gaskets at the front ends of the spinning wheel shafts and axially tightly attached to two opposite planes of the bearing positions of the spinning wheel chambers.
Preferably, the spinning wheel shaft comprises a spinning wheel locking nut threaded section, a spinning wheel matching section, a sealing section, a front end cylindrical roller bearing installation section, a front end thrust cylindrical roller bearing pair installation section which are sequentially arranged at the front end of the spinning wheel shaft, and a rear end bearing installation section, a hydraulic motor connecting block installation position, a flat key installation position and a spinning wheel shaft locking nut threaded section which are sequentially arranged at the rear end of the spinning wheel shaft, wherein the spinning wheel matching section is of an outer conical surface structure, and the outer conical surface is matched with an inner conical hole of the spinning wheel; the outer diameter of the sealing section is matched with the inner diameter of the framework oil seal, and the front end thrust cylindrical roller bearing pair mounting section is used for assembling a thrust cylindrical roller bearing pair.
Preferably, the rear end bearing mounting section is used for assembling a front end gasket of a rotary wheel shaft and two pairs of cylindrical roller bearing pairs, the hydraulic motor connecting block mounting position is connected with the connecting block, and the flat key mounting position is assembled and connected with the flat key.
Preferably, the diameter of the sealing section is larger than that of the front cylindrical roller bearing mounting section, and the inner end face of the sealing section is tightly attached to the corresponding end face of the front end gasket of the rotating wheel shaft.
Preferably, the spinning wheel chamber comprises a spinning wheel chamber shell, a front end cover mounting position, a support rod mounting position, a front end cylindrical roller bearing mounting position, a front end bearing vacancy, a front end thrust roller bearing mounting position, a front end thrust roller bearing axial supporting position, a mounting bottom plate, a mounting flank, a rear end thrust roller bearing axial supporting position, a rear end thrust roller bearing mounting position, a rear end bearing vacancy, a rear end cylindrical roller bearing mounting position and a rear end cover mounting position; the installation bottom plate and the installation flank are arranged at two ends of the spinning wheel chamber shell, the front end pressing cover of the main spinning cylinder is assembled on the front end cover installation position, the front end cylindrical roller bearing installation position and the rear end cylindrical roller bearing installation position are located at two ends of the spinning wheel chamber, an area for the thrust cylindrical roller bearing pair to move is formed between the front end bearing vacancy and the rear end bearing vacancy, and the rear end pressing cover of the main spinning cylinder is assembled on the rear end cover installation position.
Preferably, the front end bearing vacancy, the front end thrust roller bearing installation position and the front end thrust roller bearing axial supporting position are arranged on the front end cylindrical roller bearing installation position, and the rear end thrust roller bearing axial supporting position, the rear end thrust roller bearing installation position and the rear end bearing vacancy are arranged on the rear end cylindrical roller bearing installation position.
Compared with the prior art, the utility model has the beneficial effects that:
through the design of the utility model, the cylindrical roller bearing pairs are respectively positioned at two outer sides of the roller chamber and used for radially supporting two ends of the roller shaft in a large span so as to bear radial force generated during spinning, the thrust cylindrical roller bearing pairs are reversely assembled between the cylindrical roller bearing pairs and are axially tightly attached to two opposite planes of the thrust bearing position of the roller chamber so as to bear two-way axial force generated during spinning, thereby avoiding damage, and simultaneously redesigning the roller shaft, improving the mounting stability of the roller shaft and each component bracket, improving the stability in later processing and perfecting the defects in the prior structure.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic structural view of a spinning shaft according to the present utility model;
fig. 4 is a cross-sectional view of the spin wheel chamber of the present utility model.
In the figure:
1. rotating a wheel lock nut; 2. a spinning wheel;
3. a rotating shaft; 301. a screw thread section of a locking nut of the rotary wheel; 302. a spinning wheel matching section; 303. a sealing section; 304. a front end cylindrical roller bearing mounting section; 305. a front end thrust cylindrical roller bearing pair mounting section; 306. a rear end bearing mounting section; 307. the hydraulic motor connecting block mounting position; 308. a flat key installation position; 309. screwing the screw thread section of the locking nut of the wheel shaft;
4. a gland at the front end of the main rotary cylinder; 5. a framework oil seal; 6. a front end gasket of the rotating wheel shaft; 7. a cylindrical roller bearing pair; 8. bearing outer ring spacer bush; 9. a spacer bush is arranged at the inner ring of the bearing; 10. a bearing spacer; 11. thrust cylindrical roller bearing pair;
12. a spinning wheel chamber; 1201. a spin wheel chamber housing; 1202. a front end cover mounting position; 1203. a support rod installation position; 1204. the front end cylindrical roller bearing mounting position; 1205. front end bearing vacancy; 1206. the front end thrust roller bearing installation position; 1207. the axial support position of the front thrust roller bearing; 1208. a mounting base plate; 1209. mounting a side wing; 1210. the axial support position of the rear thrust roller bearing; 1211. the rear end thrust roller bearing mounting position; 1212. a rear end bearing vacancy; 1213. the rear end cylindrical roller bearing mounting position; 1214. a rear end cover mounting position;
13. a connecting block; 14. a flat key; 15. a gland at the rear end of the main rotary cylinder; 16. rotating the wheel shaft lock nut; 17. a hydraulic motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a spiral wheel room assembly for internal rotation spinning machine, includes spiral wheel room 12 and runs through the inside spiral wheel axle 3 of spiral wheel room 12, and spiral wheel room 12 centre bore processing has everywhere bearing position, is provided with support piece in the bearing position;
the output end of the rotary wheel shaft 3 extends to the outside of the rotary wheel chamber 12, the rotary wheel 2 is mounted on the output end and locked by the rotary wheel locking nut 1, wherein the matching surface of the rotary wheel shaft 3 and the rotary wheel 2 is a conical surface of 4 degrees, the rear end of the rotary wheel shaft 3 is positioned in the rotary wheel chamber 12, and the rotary wheel shaft locking nut 16 is locked on the rear end cylindrical roller bearing pair 7; the front end of the rotary wheel chamber 12 is provided with a main rotary cylinder front end pressure cover 4, a framework oil seal 5 used for sealing is arranged between the main rotary cylinder front end pressure cover 4 and the rotary wheel shaft 3, the rear end of the rotary wheel chamber 12 is provided with a main rotary cylinder rear end pressure cover 15 used for sealing, a hydraulic motor 17 is arranged on the main rotary cylinder rear end pressure cover 15, the main rotary cylinder rear end pressure cover 15 and the main rotary cylinder rear end pressure cover are connected with the rotary wheel shaft 3 through a connecting block 13 and a flat key 14, and the rotary wheel chamber is driven to rotate by the rotary wheel shaft 3, wherein the rotary wheel 2 is a main working piece and is in direct contact with a rim blank body to generate friction, and the rotary wheel 2 is manufactured by adopting heat-treated die steel.
In this embodiment, preferably, the supporting member includes a plurality of cylindrical roller bearing pairs 7, wherein the cylindrical roller bearing pairs 7 have four pairs, two pairs each at front and rear ends, and a bearing outer ring spacer 8, a bearing inner ring spacer 9 and a thrust cylindrical roller bearing pair 11 in intermediate positions, six total bearings are provided in the middle of the bearing inner ring spacer 9 and the thrust cylindrical roller bearing pair 11 for supporting the spinning shaft 3, the cylindrical roller bearing pairs 7 are respectively located at the outer sides of the spinning roller chamber 12 for radially supporting both ends of the spinning shaft 3 in a large span to bear radial force generated during spinning, and the thrust cylindrical roller bearing pairs 11 are reversely assembled between the front end spacers 6 of the spinning shaft and axially attached to two opposite planes of the bearing position of the spinning roller chamber 12 for bearing bi-directional axial force generated during spinning.
In this embodiment, preferably, the spinning wheel shaft 3 includes a spinning wheel locking nut thread section 301, a spinning wheel matching section 302, a sealing section 303, a front end cylindrical roller bearing mounting section 304, a front end thrust cylindrical roller bearing pair mounting section 305, and a rear end bearing mounting section 306, a hydraulic motor connecting block mounting position 307, a flat key mounting position 308, and a spinning wheel shaft locking nut thread section 309 which are sequentially arranged at the rear end of the spinning wheel shaft 3, wherein the spinning wheel matching section 302 is in an external conical surface structure, a certain taper is provided, and the external conical surface is matched with an internal conical hole of the spinning wheel 2 so as to facilitate disassembly and assembly; after the rotary wheel 2 is installed, the rotary wheel locking nut 1 is screwed into the rotary wheel locking nut thread section 301 and is tightly attached to the corresponding plane of the rotary wheel 2; the outer diameter of the sealing section 303 is matched with the inner diameter of the framework oil seal 5 to play a role in sealing and preventing lubricating oil from leaking, and the front end thrust cylindrical roller bearing pair mounting section 305 is used for assembling the thrust cylindrical roller bearing pair 11.
In this embodiment, preferably, the rear end bearing mounting section 306 is used for assembling the front end gasket 6 of the rotating axle and the two pairs of cylindrical roller bearing pairs 7, after the bearings are mounted, the rotating axle locking nut 16 is screwed into the threaded section 309 of the rotating axle locking nut and is abutted against the inner ring plane of the corresponding rear end cylindrical roller bearing pair 7, forward axial force is transmitted to the rotating wheel chamber 12, the hydraulic motor connecting block mounting position 307 is connected with the connecting block 13, and the flat key mounting position 308 is assembled and connected with the flat key 14 and is used for connecting the rotating axle 3 with the hydraulic motor 17, so that the hydraulic motor 17 can drive the rotating axle 3 to rotate.
In this embodiment, preferably, the diameter of the sealing section 303 is larger than the diameter of the front cylindrical roller bearing mounting section 304, and the inner end surface of the sealing section 303 is tightly attached to the corresponding end surface of the front end gasket 6 of the spinning shaft so as to transmit the backward axial force to the 12-spinning wheel chamber, and the front cylindrical roller bearing mounting section 304 is used for assembling two pairs of cylindrical roller bearing pairs 7, wherein the two pairs of cylindrical roller bearing pairs 7 are separated by an 8-bearing outer ring spacer and a 9-bearing inner ring spacer.
In this embodiment, the spin chamber 12 preferably includes a spin chamber housing 1201, a front end cover mounting location 1202, a support bar mounting location 1203, a front end cylindrical roller bearing mounting location 1204, a front end bearing void 1205, a front end thrust roller bearing mounting location 1206, a front end thrust roller bearing axial support location 1207, a mounting base plate 1208, mounting flanks 1209, a rear end thrust roller bearing axial support location 1210, a rear end thrust roller bearing mounting location 1211, a rear end bearing void 1212, a rear end cylindrical roller bearing mounting location 1213, and a rear end cover mounting location 1214; the rotor chamber shell 1201 is used as a mounting carrier of all parts of the rotor chamber assembly, a mounting bottom plate 1208 and mounting side wings 1209 are arranged at two ends of the rotor chamber shell 1201 and used for being connected with a host machine for mounting, a front end pressing cover 4 of a main rotor cylinder is assembled on a front end cover mounting position 1202, a front end cylindrical roller bearing mounting position 1204 and a rear end cylindrical roller bearing mounting position 1213 are positioned at two ends of the rotor chamber 12 and used for positioning and mounting cylindrical roller bearing pairs 7 respectively and used for supporting a rotor shaft 3 in a large span, two pairs of cylindrical roller bearing pairs 7 are respectively mounted at two ends and separated by a bearing outer ring spacer 8 and a bearing inner ring spacer 9, a region for the movement of a thrust cylindrical roller bearing pair 11 is formed between the front end bearing vacancy 1205 and the rear end bearing vacancy 1212, the front end thrust roller bearing mounting position 1206 and the rear end thrust roller bearing mounting position 1211 are used for radially positioning and mounting the outer diameter of the race of the thrust cylindrical roller bearing pair 11, the front end thrust roller bearing axial supporting position 1207 and the rear end thrust roller bearing axial supporting position 1210 are used for axially positioning and supporting the end face of the race of the thrust cylindrical roller bearing pair 11 and bearing the axial force transmitted by the bearing, the main rotary cylinder rear end pressing cover 15 is assembled on the rear end cover mounting position 1214, the front end bearing vacancy 1205, the front end thrust roller bearing mounting position 1206 and the front end thrust roller bearing axial supporting position 1207 are arranged on the front end cylindrical roller bearing mounting position 1204, and the rear end thrust roller bearing axial supporting position 1210, the rear end thrust roller bearing mounting position 1211 and the rear end bearing vacancy 1212 are arranged on the rear end cylindrical roller bearing mounting position 1213.
Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A spiral wheel room assembly for internal rotation spinning machine, includes spiral wheel room (12) and runs through spiral wheel axle (3) inside spiral wheel room (12), its characterized in that: four bearing positions are machined in the middle hole of the rotary wheel chamber (12), and supporting pieces are arranged in the bearing positions;
the output end of the rotary wheel shaft (3) extends to the outside of the rotary wheel chamber (12), the rotary wheel (2) is arranged on the output end, and the rear end of the rotary wheel shaft (3) is positioned in the rotary wheel chamber (12); the front end of the rotary wheel chamber (12) is provided with a main rotary cylinder front end gland (4), a framework oil seal (5) is arranged between the main rotary cylinder front end gland (4) and the rotary wheel shaft (3), the rear end of the rotary wheel chamber (12) is provided with a main rotary cylinder rear end gland (15), and a hydraulic motor (17) is arranged on the main rotary cylinder rear end gland (15).
2. A spin wheel chamber assembly for an internal spinning machine as claimed in claim 1, wherein: the supporting piece comprises a plurality of cylindrical roller bearing pairs (7), and bearing outer ring spacers (8), bearing inner ring spacers (9) and thrust cylindrical roller bearing pairs (11) which are positioned at the middle positions, wherein bearing gaskets (10) are arranged between the bearing inner ring spacers (9) and the thrust cylindrical roller bearing pairs (11), the cylindrical roller bearing pairs (7) are respectively positioned at the outer sides of the spinning wheel chambers (12), and the thrust cylindrical roller bearing pairs (11) are reversely assembled between the front end gaskets (6) of the spinning wheel shafts and axially tightly attached to two opposite planes of the bearing positions of the spinning wheel chambers (12).
3. A spin wheel chamber assembly for an internal spinning machine as claimed in claim 1, wherein: the rotary wheel shaft (3) comprises a rotary wheel locking nut threaded section (301), a rotary wheel matching section (302), a sealing section (303), a front end cylindrical roller bearing mounting section (304), a front end thrust cylindrical roller bearing pair mounting section (305) which are sequentially arranged at the front end, a rear end bearing mounting section (306), a hydraulic motor connecting block mounting position (307), a flat key mounting position (308) and a rotary wheel shaft locking nut threaded section (309) which are sequentially arranged at the rear end of the rotary wheel shaft (3), wherein the rotary wheel matching section (302) is of an outer conical surface structure, and the outer conical surface is matched with an inner conical hole of the rotary wheel (2); the outer diameter of the sealing section (303) is matched with the inner diameter of the framework oil seal (5), and the front end thrust cylindrical roller bearing pair mounting section (305) is used for assembling a thrust cylindrical roller bearing pair (11).
4. A spin wheel chamber assembly for an internal spinning machine according to claim 3, wherein: the rear end bearing mounting section (306) is used for assembling three bearings of the front end gasket (6) of the rotary wheel shaft and two pairs of cylindrical roller bearing pairs (7), the hydraulic motor connecting block mounting position (307) is connected with the connecting block (13), and the flat key mounting position (308) is assembled and connected with the flat key (14).
5. A spin wheel chamber assembly for an internal spinning machine according to claim 3, wherein: the diameter of the sealing section (303) is larger than that of the front cylindrical roller bearing mounting section (304), and the inner end surface of the sealing section (303) is tightly attached to the corresponding end surface of the front end gasket (6) of the rotating shaft.
6. A spin wheel chamber assembly for an internal spinning machine as claimed in claim 1, wherein: the rotary wheel chamber (12) comprises a rotary wheel chamber shell (1201), a front end cover mounting position (1202), a support rod mounting position (1203), a front end cylindrical roller bearing mounting position (1204), a front end bearing vacancy (1205), a front end thrust roller bearing mounting position (1206), a front end thrust roller bearing axial support position (1207), a mounting bottom plate (1208), a mounting flank (1209), a rear end thrust roller bearing axial support position (1210), a rear end thrust roller bearing mounting position (1211), a rear end bearing vacancy (1212), a rear end cylindrical roller bearing mounting position (1213) and a rear end cover mounting position (1214); the mounting base plate (1208) and the mounting side wings (1209) are arranged at two ends of the rotor chamber shell (1201), the front end gland (4) of the main rotary cylinder is assembled on the front end cover mounting position (1202), the front end cylindrical roller bearing mounting position (1204) and the rear end cylindrical roller bearing mounting position (1213) are positioned at two end positions of the rotor chamber (12), an area for the movement of the thrust cylindrical roller bearing pair (11) is formed between the front end bearing vacancy (1205) and the rear end bearing vacancy (1212), and the rear end gland (15) of the main rotary cylinder is assembled on the rear end cover mounting position (1214).
7. The spinning wheel cell assembly for an internal spinning machine of claim 6, wherein: the front end bearing vacancy (1205), the front end thrust roller bearing installation position (1206) and the front end thrust roller bearing axial supporting position (1207) are arranged on the front end cylindrical roller bearing installation position (1204), and the rear end thrust roller bearing axial supporting position (1210), the rear end thrust roller bearing installation position (1211) and the rear end bearing vacancy (1212) are arranged on the rear end cylindrical roller bearing installation position (1213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223138983.4U CN219335541U (en) | 2022-11-25 | 2022-11-25 | Rotary wheel chamber assembly for internal rotary spinning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223138983.4U CN219335541U (en) | 2022-11-25 | 2022-11-25 | Rotary wheel chamber assembly for internal rotary spinning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219335541U true CN219335541U (en) | 2023-07-14 |
Family
ID=87112049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223138983.4U Active CN219335541U (en) | 2022-11-25 | 2022-11-25 | Rotary wheel chamber assembly for internal rotary spinning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219335541U (en) |
-
2022
- 2022-11-25 CN CN202223138983.4U patent/CN219335541U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220074467A1 (en) | Hollow reducer for high precision control | |
| CN102927255A (en) | Planetary gear transmission device and assembly method thereof | |
| CN219335541U (en) | Rotary wheel chamber assembly for internal rotary spinning machine | |
| CN214331058U (en) | Motor output device | |
| CN102996630A (en) | Bearing unit for supporting transmission shaft and gear reducer | |
| CN103441608A (en) | Electric cylinder anti-rotation mechanism | |
| CN216343711U (en) | Robot joint reduction gears based on planetary gear train | |
| CN215567692U (en) | Double-flange planet hub bearing unit | |
| CN216895566U (en) | Spiral speed reducer component equipment | |
| CN211501317U (en) | Mine driving belt thrust wheel capable of bearing large axial force | |
| CN210898672U (en) | Motor rotor assembly | |
| CN2860662Y (en) | Recombination device for producing double-metal multiple-unit tube | |
| CN219994336U (en) | Cycloidal pin gear speed reducer capable of bearing large axial thrust | |
| CN112196972A (en) | Speed reducer with front support | |
| CN211598920U (en) | Durable gear motor transmission seat | |
| CN216150784U (en) | Spinning wheel chamber assembly for spinning machine | |
| CN205841698U (en) | A kind of engine hydraulic pump power output structure | |
| CN215763164U (en) | Main shaft structure | |
| CN214500609U (en) | Large-scale many fans electronic display screen rotary mechanism | |
| CN112682391B (en) | Motor output device | |
| CN217783768U (en) | High-bearing bidirectional detachable internal gear pump | |
| CN216200185U (en) | Stable multistage gear reducer of transmission | |
| CN214007991U (en) | Speed reducer with front support | |
| CN215672584U (en) | Novel metering pump power end device special for nuclear power | |
| CN219786016U (en) | Rolling mill bearing frame connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |