CN212377267U - Speed reducer input shaft with high running precision - Google Patents
Speed reducer input shaft with high running precision Download PDFInfo
- Publication number
- CN212377267U CN212377267U CN202020987380.3U CN202020987380U CN212377267U CN 212377267 U CN212377267 U CN 212377267U CN 202020987380 U CN202020987380 U CN 202020987380U CN 212377267 U CN212377267 U CN 212377267U
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- China
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- oiling
- groove
- input shaft
- speed reducer
- shaft
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Abstract
The utility model discloses a speed reducer input shaft with high operation precision, which comprises a machine body, wherein a mounting groove is arranged on the right end surface of the machine body, a main body shaft is arranged inside the mounting groove, the main body shaft and the inner side wall of the mounting groove are rotatably mounted through a plurality of ball bearings, an oiling part is arranged above the ball bearings, a connecting shaft sleeve is arranged at the right end of the main body shaft, and a connecting shaft is arranged inside the connecting shaft sleeve. Resulting in problems of reduced running accuracy or damage to the input shaft.
Description
Technical Field
The utility model relates to a speed reducer technical field specifically is a speed reducer input shaft that operation precision is high.
Background
The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed is achieved by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer.
At present, most of speed reducer input shafts have poor sealing performance at the position of the input shaft, dust or lubricating oil is easy to enter, poor lubrication is caused at a bearing, and the running precision is reduced or the input shaft is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a speed reducer input shaft that operation precision is high to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a speed reducer input shaft that operation precision is high, includes the organism, the mounting groove has been seted up on the right-hand member face of organism, the inside of mounting groove is provided with the main part axle, rotate the installation through a plurality of ball bearing between the inside wall of main part axle and mounting groove, ball bearing's top is provided with oiling part, the right-hand member of main part axle is provided with the connecting axle sleeve, the inside of connecting axle sleeve is provided with the connecting axle, be provided with dustproof mechanism between connecting axle sleeve and the organism.
Preferably, the dustproof mechanism comprises a dustproof plate, a sealing bearing is arranged at the center of the dustproof plate, the sealing bearing is sleeved on the outer side of the connecting shaft sleeve, and the inner side wall of the sealing bearing is fixedly connected with the connecting shaft sleeve through a rubber ring.
Preferably, a plurality of mounting blocks which are uniformly distributed in a surrounding mode are arranged on the left end face of the dustproof plate, the dustproof plate is fixedly inserted into the right end face of the machine body through the mounting blocks, and the dustproof plate and the machine body are fixedly mounted through a first fixing bolt.
Preferably, be provided with the locking groove that a plurality of evenly encircles the distribution on the inside wall of coupling sleeve, the connecting axle corresponds the inside of pegging graft at the coupling sleeve, it is protruding to correspond locking groove position department on the connecting axle, set up the fixed slot that a plurality of evenly encircles the distribution on the lateral wall of coupling sleeve, the inside of fixed slot is provided with second fixing bolt, through second fixing bolt fixed connection between connecting axle and the coupling sleeve.
Preferably, an oil filling seat is fixedly mounted on the upper end face of the machine body, an oil filling groove is formed in the upper end face of the oil filling seat, an oil filling hole is formed in the bottom of the oil filling groove, an oil filling channel is formed in the position, corresponding to the ball bearing, of the interior of the machine body, the oil filling hole is communicated with the oil filling channel, a cover plate is arranged above the oil filling seat, an inserting block is arranged on the lower end face of the cover plate, the inserting block is matched with the oil filling groove in shape and size, and the cover plate is fixedly connected with the oil filling seat through a connecting strip.
Preferably, a fastening ring is fixedly mounted on the lower end face of the cover plate, an adaptive groove is formed in the position, corresponding to the fastening ring, on the upper end face of the oil injection seat, and the fastening ring is correspondingly inserted into the adaptive groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a speed reducer input shaft that operation precision is high, through the dust guard, sealed bearing and rubber ring set up, the outside leakproofness of input shaft is good, be difficult for advancing ash or oil leak, lubrication effect has been improved, the operation precision improves, the coupling sleeve passes through locking groove and the protruding cooperation of locking, the three point location structure of constitution, thereby can guarantee the centering nature of connecting axle, connect reliably, the operation is stable, transmission precision is high, through annotating the oil seat, the oiling groove, oil filler point and oiling passageway set up, convenient inside injection lubricating oil, accessible apron and plug-in block seal the oiling groove behind the oiling, fastening ring and adaptation recess cooperation, improve leakproofness and dustproof effect. The utility model relates to a speed reducer input shaft that operation precision is high, through setting up sealed bearing, rubber circle and locking groove etc. has reached the leakproofness and the dust proofness that improve input shaft department, and is lubricated effectual, and operation and high effect of transmission precision have solved most present speed reducer input shafts, and input shaft position department leakproofness is relatively poor, advances dirt or lubricating oil leakage easily, leads to the lubricated harmfulness of bearing department, leads to the problem that operation precision reduces or the input shaft damages.
Drawings
FIG. 1 is a schematic view of a high-precision input shaft of a speed reducer;
FIG. 2 is a schematic structural diagram of a connecting shaft in an input shaft of a speed reducer with high operation precision;
fig. 3 is a schematic diagram of a structure at a position K in an input shaft of a speed reducer with high operation precision.
In the figure: 1-machine body, 2-mounting groove, 3-main body shaft, 4-ball bearing, 5-connecting shaft sleeve, 6-dust guard, 7-sealing bearing, 8-rubber ring, 9-mounting block, 10-first fixing bolt, 11-connecting shaft, 12-oil injection channel, 13-locking groove, 14-locking projection, 15-fixing groove, 16-second fixing bolt, 17-oil injection seat, 18-oil injection groove, 19-oil injection hole, 20-cover plate, 21-plug-in block, 22-connecting strip, 23-fastening ring and 24-adapting groove.
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 to 3, the present invention provides a technical solution: the utility model provides a speed reducer input shaft that operation precision is high, includes organism 1, mounting groove 2 has been seted up on the right-hand member face of organism 1, the inside of mounting groove 2 is provided with main body axle 3, rotate the installation through a plurality of ball bearing 4 between the inside wall of main body axle 3 and mounting groove 2, ball bearing 4's top is provided with oiling part, the right-hand member of main body axle 3 is provided with connecting axle sleeve 5, the inside of connecting axle sleeve 5 is provided with connecting axle 11, be provided with dustproof mechanism between connecting axle sleeve 5 and the organism 1.
Dustproof mechanism includes dust guard 6, the central point department of putting of dust guard 6 is provided with sealed bearing 7, sealed bearing 7 suit is in the outside of connecting axle sleeve 5, pass through 8 fixed connection of rubber circle between sealed bearing 7's the inside wall and the connecting axle sleeve 5.
The dustproof plate is characterized in that a plurality of mounting blocks 9 are uniformly distributed in a surrounding mode on the left end face of the dustproof plate 6, the dustproof plate 6 is fixedly inserted into the right end face of the machine body 1 through the mounting blocks 9, and the dustproof plate 6 and the machine body 1 are fixedly mounted through a first fixing bolt 10.
Through dust guard 6, sealed bearing 7 and rubber ring 8 setting, the outside leakproofness of input shaft is good, is difficult for advancing ash or oil leak, has improved lubricated effect, and the running accuracy improves.
Be provided with a plurality of evenly around the locking groove 13 that distributes on the inside wall of coupling sleeve 5, connecting axle 11 corresponds the inside of pegging graft at coupling sleeve 5, it is provided with locking arch 14 to correspond locking groove 13 position department on connecting axle 11, set up a plurality of evenly around the fixed slot 15 that distributes on the lateral wall of coupling sleeve 5, the inside of fixed slot 15 is provided with second fixing bolt 16, through 16 fixed connection of second fixing bolt between connecting axle 11 and the coupling sleeve 5.
The connecting shaft sleeve 5 is matched with the locking protrusion 14 through the locking groove 13, and a three-point positioning structure is formed, so that the centering performance of the connecting shaft 11 can be guaranteed, the connection is reliable, the operation is stable, and the transmission precision is high.
The improved oiling machine is characterized in that an oiling seat 17 is fixedly mounted on the upper end face of the machine body 1, an oiling groove 18 is formed in the upper end face of the oiling seat 17, an oiling hole 19 is formed in the bottom of the oiling groove 18, an oiling channel 12 is formed in the position, corresponding to the ball bearing 4, of the machine body 1, the oiling hole 19 is communicated with the oiling channel 12, a cover plate 20 is arranged above the oiling seat 17, an inserting block 21 is arranged on the lower end face of the cover plate 20, the inserting block 21 is matched with the oiling groove 18 in shape and size, and the cover plate 20 is fixedly connected with the oiling seat 17 through a connecting strip 22.
A fastening ring 23 is fixedly mounted on the lower end face of the cover plate 20, an adaptation groove 24 is formed in the position, corresponding to the fastening ring 23, on the upper end face of the oil injection seat 17, and the fastening ring 23 is correspondingly inserted into the adaptation groove 24.
Through annotating oil seat 17, oiling groove 18, oil filler point 19 and oiling passageway 12 setting, conveniently pour into lubricating oil into to inside, accessible apron 20 and plug block 21 seal oiling groove 18 after, and fastening ring 23 and the cooperation of adaptation recess 24 improve leakproofness and dustproof effect.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a speed reducer input shaft that running accuracy is high, includes organism (1), its characterized in that: the engine body is characterized in that a mounting groove (2) is formed in the right end face of the engine body (1), a main body shaft (3) is arranged inside the mounting groove (2), the main body shaft (3) and the inner side wall of the mounting groove (2) are rotatably mounted through a plurality of ball bearings (4), an oil injection part is arranged above each ball bearing (4), a connecting shaft sleeve (5) is arranged at the right end of the main body shaft (3), a connecting shaft (11) is arranged inside the connecting shaft sleeve (5), and a dustproof mechanism is arranged between the connecting shaft sleeve (5) and the engine body (1).
2. A speed reducer input shaft with high operation accuracy according to claim 1, characterized in that: dustproof mechanism includes dust guard (6), the central point department of putting of dust guard (6) is provided with sealed bearing (7), sealed bearing (7) suit is in the outside of connecting axle sleeve (5), pass through rubber circle (8) fixed connection between the inside wall of sealed bearing (7) and connecting axle sleeve (5).
3. A speed reducer input shaft with high operation accuracy according to claim 2, characterized in that: the dustproof plate is characterized in that a plurality of mounting blocks (9) which are uniformly distributed in a surrounding mode are arranged on the left end face of the dustproof plate (6), the dustproof plate (6) is fixedly inserted into the right end face of the machine body (1) through the mounting blocks (9), and the dustproof plate (6) and the machine body (1) are fixedly mounted through first fixing bolts (10).
4. A speed reducer input shaft with high operation accuracy according to claim 3, characterized in that: be provided with a plurality of evenly around locking groove (13) that distributes on the inside wall of coupling sleeve (5), connecting axle (11) correspond the inside of pegging graft at coupling sleeve (5), correspond locking groove (13) position department on connecting axle (11) and be provided with locking arch (14), set up a plurality of evenly around fixed slot (15) that distribute on the lateral wall of coupling sleeve (5), the inside of fixed slot (15) is provided with second fixing bolt (16), through second fixing bolt (16) fixed connection between connecting axle (11) and coupling sleeve (5).
5. A speed reducer input shaft with high operation accuracy according to claim 4, characterized in that: the utility model discloses a lubricating oil injection machine, including organism (1), fixed mounting has oiling seat (17) on the up end of organism (1), oiling groove (18) have been seted up on the up end of oiling seat (17), the bottom of oiling groove (18) is provided with oil filler point (19), the inside of organism (1) corresponds ball bearing (4) position department and is provided with oiling passageway (12), oil filler point (19) are linked together with oiling passageway (12), the top of oiling seat (17) is provided with apron (20), be provided with on the lower terminal surface of apron (20) and insert joint block (21), the shape size and the oiling groove (18) looks adaptation of insert joint block (21), through connecting strip (22) fixed connection between apron (20) and oiling seat (17).
6. A speed reducer input shaft with high operation accuracy according to claim 5, characterized in that: the oil injection device is characterized in that a fastening ring (23) is fixedly mounted on the lower end face of the cover plate (20), an adaptation groove (24) is formed in the position, corresponding to the fastening ring (23), on the upper end face of the oil injection seat (17), and the fastening ring (23) is correspondingly inserted into the adaptation groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020987380.3U CN212377267U (en) | 2020-06-03 | 2020-06-03 | Speed reducer input shaft with high running precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020987380.3U CN212377267U (en) | 2020-06-03 | 2020-06-03 | Speed reducer input shaft with high running precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377267U true CN212377267U (en) | 2021-01-19 |
Family
ID=74179995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020987380.3U Expired - Fee Related CN212377267U (en) | 2020-06-03 | 2020-06-03 | Speed reducer input shaft with high running precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377267U (en) |
-
2020
- 2020-06-03 CN CN202020987380.3U patent/CN212377267U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210119 |