CN214617768U - High-strength wear-resistant gear shaft - Google Patents
High-strength wear-resistant gear shaft Download PDFInfo
- Publication number
- CN214617768U CN214617768U CN202120803245.3U CN202120803245U CN214617768U CN 214617768 U CN214617768 U CN 214617768U CN 202120803245 U CN202120803245 U CN 202120803245U CN 214617768 U CN214617768 U CN 214617768U
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- CN
- China
- Prior art keywords
- gear shaft
- oil
- connecting block
- gear
- fixing
- 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.)
- Expired - Fee Related
Links
- 239000003921 oil Substances 0.000 claims abstract description 84
- 210000000078 claw Anatomy 0.000 claims abstract description 26
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000012208 gear oil Substances 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 abstract description 16
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000002184 metal Substances 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
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Gears, Cams (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model relates to a high-strength wear-resistant gear shaft, which comprises a first gear shaft and a gear main body, wherein a bushing is arranged on the first gear shaft, the bushing is connected with the gear main body, both ends of the first gear shaft are respectively provided with a connecting part, one side of the connecting part is provided with a connecting block, an oil groove is arranged on the first gear shaft, an oil outlet and an oil drainage hole are arranged on the oil groove, an oil duct is arranged inside the first gear shaft, an oil inlet is arranged on the first gear shaft, a fixing component is arranged on the connecting block, the fixing component comprises a fixing disc, a plurality of fixing claws and a fixing cap, the combination of the first gear, the connecting part and the connecting block is convenient to process, the torsion resistance is good, the oil groove, the oil outlet, the oil inlet and the oil drainage hole are communicated by utilizing the oil duct, the lubricating oil can be conveniently added on the first gear shaft with the gear main body, the gear shaft can be thoroughly fixed through the fixing component, the disassembly is also convenient.
Description
Technical Field
The utility model relates to a gear shaft technical field specifically is high strength gear shaft that resistance to wears.
Background
In the speed reducer, a gear is an important part, the rotating speed of a motor is reduced to an acceptable level by matching different gears, the gear shaft is fixed in the speed reducer and generally has a rod-shaped structure made of metal, the gear shaft can rotate together with the gear when in use and can also transmit motion, torque or bending moment and only transmit bending moment, the gear shaft which does not transmit torque is called a mandrel, the mandrel needs to be fixed, the two ends of the mandrel are inserted into special-shaped holes and then fixed through bolts, the mandrel cannot rotate due to the special-shaped holes and is not round, but can shake possibly, the mandrel and the gear can be damaged, the gear shaft is not easy to detach due to the fixing mode with good fixing effect, for example, interference connection is difficult to detach, and axial jumping easily occurs when the existing gear shaft main body is used, and poor torsion resistance.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a high strength gear shaft that resistance to wears.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a high-strength anti-abrasion gear shaft comprises a first gear shaft and a gear main body, wherein a bushing is arranged on the first gear shaft, the bushing is connected with the gear main body, connecting parts are arranged at two ends of the first gear shaft, a connecting block is arranged at one side of each connecting part, a plurality of positioning strips are arranged on each connecting block, two oil grooves are arranged on the first gear shaft, an oil outlet is formed at one end of each oil groove, an oil drainage hole is formed at the other end of each oil groove, an oil duct is formed in the first gear shaft, two oil inlet holes are formed at one end of the first gear shaft, the oil inlet holes and the oil outlet holes are communicated through oil ducts, the two oil drainage holes are connected through oil ducts, a fixing assembly is arranged on each connecting block and comprises a fixing disc, a plurality of fixing claws and a fixing cap, one end of each connecting block is inserted into the fixing disc, the fixing claw sets up the side at the connecting block, the bottom embedding of fixing claw in the fixed disk, and with fixed disk sliding connection, the fixing claw sets up to the lopsidedness of connecting block dorsad, the fixing cap cup joints on first gear shaft, and with chuck threaded connection, the inner wall slope that fixing cap and fixing claw correspond sets up, and corresponds the setting with the fixing claw.
Preferably, one side of the fixed disc facing the first gear shaft is provided with a plurality of sliding grooves along the radius direction, the sliding grooves are T-shaped grooves, and the bottoms of the fixed claws are arranged in the sliding grooves.
In a further preferred mode, the first gear shaft on both sides of the bushing is provided with a baffle disc, and the baffle disc is connected with the first gear shaft through a bolt.
In a further preferred embodiment, a teflon coating is provided on the surface of the first gear shaft.
In a further preferred embodiment, the fixing claws are provided with a plurality of anti-slip grooves on the side facing the connecting piece.
In a further preferred mode, the oil inlet hole is provided with a dustproof plug, and the dustproof plug is in threaded connection with the oil inlet hole.
In a further preferred embodiment, the first gear shaft, the connecting portion and the connecting block are integrally formed.
In a further preferred manner, the fixing plate is provided with bolt holes.
(III) advantageous effects
Compared with the prior art, the utility model provides a high strength gear shaft that resistance to wears possesses following beneficial effect:
in the utility model, the first gear shaft, the connecting parts at two ends and the connecting block are combined, the fixing effect is good, the processing is simple, the torsion resistance is good, the positioning strip can ensure that the first gear does not rotate relative to the fixing component, the lubricating oil is injected through the oil inlet hole, the lubricating oil can enter the oil groove through the oil outlet hole of the oil groove and enters the oil groove from the oil drainage hole of the oil groove, then enters another oil groove and leaves from the oil outlet hole on the other oil groove, then only the gear main body needs to be rotated to ensure that the lubricating oil is evenly coated on the bush, the mode of adding the lubricating oil is simple and quick, the waste can be avoided, the residual lubricating oil in the oil groove can also supplement the consumed lubricating oil, when the fixing cap is connected with the fixing disc, the inner wall inclined inside the fixing cap is contacted with one side inclined of the fixing claw, the fixing cap is pushed to move, and the fixing claw tightly supports the connecting block, the connecting block is fixed, the pressure between the fixed claw and the connecting block can be controlled through the fixing cap, the connecting block can be fixed even after being abraded, and only the fixing cap needs to be rotated during disassembly, so that the fixing device is very convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structural view of the first gear shaft, the baffle disc and the bushing according to the present invention;
FIG. 3 is a schematic cross-sectional view of the fixing assembly and the connecting block of the present invention;
fig. 4 is a schematic view of the top view structure of the fixing tray of the present invention.
In the figure: 1. a first gear shaft; 2. a gear body; 3. a bushing; 4. a connecting portion; 5. connecting blocks; 6. a positioning bar; 7. an oil sump; 8. an oil outlet hole; 9. an oil drainage hole; 10. an oil passage; 11. an oil inlet hole; 12. fixing the disc; 13. a fixed jaw; 14. a fixing cap; 15. a chute; 16. a catch tray; 17. a Teflon coating; 18. an anti-slip groove; 19. a dust plug; 20. bolt holes.
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.
Example (b):
referring to fig. 1-4, a high-strength anti-wear gear shaft includes a first gear shaft 1 and a gear body 2, a bushing 3 is disposed on the first gear shaft 1, the bushing 3 is connected with the gear body 2, a connecting portion 4 is disposed at each of two ends of the first gear shaft 1, a connecting block 5 is disposed at one side of the connecting portion 4, a plurality of positioning bars 6 are disposed on the connecting block 5, two oil grooves 7 are disposed on the first gear shaft 1, an oil outlet 8 is disposed at one end of each oil groove 7, an oil drain hole 9 is disposed at the other end of each oil groove 7, an oil passage 10 is disposed inside the first gear shaft 1, two oil inlets 11 are disposed at one end of the first gear shaft 1, the oil inlets 11 and the oil outlet 8 are communicated with each other through the oil passage 10, the two oil drain holes 9 are connected with each other through the oil passage 10, and a fixing assembly is disposed on the connecting block 5, fixed subassembly includes fixed disk 12, a plurality of stationary dog 13 and locking nut 14, the one end of connecting block 5 is inserted in fixed disk 12, stationary dog 13 sets up the side at connecting block 5, the bottom embedding of stationary dog 13 in the fixed disk 12, and with fixed disk 12 sliding connection, stationary dog 13 inclines to one side of connecting block 5 dorsad and sets up, locking nut 14 cup joints on first gear shaft 1, and with chuck threaded connection, the inner wall slope that locking nut 14 and stationary dog 13 correspond sets up, and corresponds the setting with stationary dog 13.
In this embodiment, the fixing plate 12 is provided with a plurality of sliding grooves 15 along a radial direction on a side facing the first gear shaft 1, the sliding grooves 15 are T-shaped grooves, and bottoms of the fixing claws 13 are arranged in the sliding grooves 15. The fixing claws 13 can be inserted into the fixing plate 12 and slidably connected with the fixing plate 12 through the sliding grooves 15, and the sliding grooves 15 are T-shaped grooves, so that the fixing claws 13 cannot be easily separated from the fixing plate 12.
In the present embodiment, the first gear shaft 1 on both sides of the bushing 3 is provided with a baffle plate 16, and the baffle plate 16 is connected with the first gear shaft 1 through a bolt. The gear body can be fixed by means of the catch disk 16 so that it can only rotate on the first gear shaft 1.
In the present embodiment, a teflon coating 17 is provided on the surface of the first gear shaft 1. The teflon coating 17 may enhance the wear resistance of the first gear shaft 1.
In this embodiment, the fixing claws 13 are provided with a plurality of anti-slip grooves 18 on the side facing the connecting block 5. The anti-slip grooves 18 serve to enhance the frictional force between the fixing claws 13 and the connecting block 5 so that the fixing claws 13 can tightly fix the connecting block 5.
In the embodiment, the oil inlet hole 11 is provided with a dust plug 19, and the dust plug 19 is in threaded connection with the oil inlet hole 11. The dust plug 19 can prevent dust from entering the oil inlet hole 11 and can also prevent the leakage of the lubricating oil in the oil inlet hole 11.
In the present embodiment, the first gear shaft 1, the connecting portion 4, and the connecting block 5 are integrally formed. Integrated into one piece's first gear shaft 1, connecting portion 4 and connecting block 5, intensity is higher, and is not fragile more.
In this embodiment, the fixing plate 12 is provided with bolt holes 20. The fixing plate 12 can be fixed by the bolt holes 20 and bolts.
The working principle is as follows:
in summary, when in use, the fixing plate 12 is fixed at a position to be fixed by the bolt and the bolt hole 20 of the fixing plate 12, one catch plate 16 is fixed on the first gear shaft 1, the gear body is sleeved on the bushing 3, the bushing 3 is sleeved on the first gear shaft 1, then the other catch plate 16 is fixed, then the connecting block 5 is inserted into the fixing plate 12, the fixing plate 12 is provided with a hole corresponding to the connecting block 5, the inner wall of the hole is provided with a groove corresponding to the positioning strip 6, the fixing cap 14 is sleeved on the connecting block 5, after the connecting block 5 is inserted into the fixing plate 12, the fixing cap 14 is connected with the fixing plate 12, the inner inclined inner wall of the fixing cap 14 contacts with the fixing claws 13, and then the fixing claws 13 move, all the fixing claws 13 move towards the connecting block 5, then the fixing claws 13 contact with the connecting block 5, and the fixing cap 14 is continuously rotated, the pressure between the fixed claw 13 and the connecting block 5 is increased, the stronger pressure between the fixed claw 13 and the connecting block 5 makes the connecting block 5 unable to move and unable to vibrate, the connecting block 5 is fixed completely, when disassembling, the fixing cap 14 is rotated to disassemble it, the fixing is firm, and the disassembling is convenient, when adding lubricating oil, the two dustproof plugs 19 are taken down, then the lubricating oil is injected from one oil inlet hole 11, the lubricating oil flows out from the oil outlet hole 8 through the oil duct 10, then the oil groove 7 is filled gradually, the redundant lubricating oil flows out from the oil drain hole 9, enters into another oil groove 7 from another oil drain hole 9 through the oil duct 10, after the oil groove 7 is filled, the lubricating oil flows out from the oil outlet hole 8, flows to the outside from one oil inlet hole 11 through the oil duct 10, then the two oil inlet holes 11 are sealed by the dustproof plugs 19, after the oil groove 7 is filled with the lubricating oil, the gear body is rotated, the bush 3 is driven to rotate, the lubricating oil in the oil groove 7 can be smeared on the bush 3, and the oil film on the bush 3 can be kept for a long time by the remaining lubricating oil in the oil groove 7.
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 (7)
1. High strength resistance to wears gear shaft, including first gear shaft (1) and gear main part (2), be provided with bush (3) on first gear shaft (1), connect its characterized in that with gear main part (2) on bush (3): the utility model discloses a gear oil leakage device, including first gear shaft (1), connecting portion (4) are all provided with at the both ends of first gear shaft (1), one side of connecting portion (4) is provided with connecting block (5), be provided with a plurality of location strip (6) on connecting block (5), be provided with two oil grooves (7) on first gear shaft (1), oil groove (7) one end is provided with oil outlet (8), the other end of oil groove (7) is provided with draining hole (9), first gear shaft (1) inside is provided with oil duct (10), the one end of first gear shaft (1) is provided with two inlet ports (11), set up through oil duct (10) intercommunication between inlet port (11) and oil outlet (8), two connect through oil duct (10) between draining hole (9), be provided with fixed subassembly on connecting block (5), fixed subassembly includes fixed disk (12), A plurality of stationary dog (13) and locking cap (14), the one end of connecting block (5) is inserted in fixed disk (12), stationary dog (13) set up the side in connecting block (5), the bottom embedding of stationary dog (13) in fixed disk (12), and with fixed disk (12) sliding connection, stationary dog (13) set up to the lopsidedness of connecting block (5) dorsad, locking cap (14) cup joint on first gear shaft (1), and with chuck threaded connection, the inner wall slope that locking cap (14) and stationary dog (13) correspond sets up, and corresponds the setting with stationary dog (13).
2. The high strength wear resistant gear shaft of claim 1 wherein: the fixed disc (12) is provided with a plurality of sliding grooves (15) towards one side of the first gear shaft (1) along the radius direction, the sliding grooves (15) are T-shaped grooves, and the bottoms of the fixed claws (13) are arranged in the sliding grooves (15).
3. The high strength wear resistant gear shaft of claim 1 wherein: the gear is characterized in that a baffle disc (16) is arranged on the first gear shaft (1) on two sides of the bushing (3), and the baffle disc (16) is connected with the first gear shaft (1) through a bolt.
4. The high strength wear resistant gear shaft of claim 1 wherein: the surface of the first gear shaft (1) is provided with a Teflon coating (17).
5. The high strength wear resistant gear shaft of claim 1 wherein: one side of the fixed claw (13) facing the connecting block (5) is provided with a plurality of anti-skidding grooves (18).
6. The high strength wear resistant gear shaft of claim 1 wherein: the oil inlet hole (11) is provided with a dustproof plug (19), and the dustproof plug (19) is in threaded connection with the oil inlet hole (11).
7. The high strength wear resistant gear shaft of claim 1 wherein: the first gear shaft (1), the connecting part (4) and the connecting block (5) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803245.3U CN214617768U (en) | 2021-04-19 | 2021-04-19 | High-strength wear-resistant gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803245.3U CN214617768U (en) | 2021-04-19 | 2021-04-19 | High-strength wear-resistant gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214617768U true CN214617768U (en) | 2021-11-05 |
Family
ID=78403643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120803245.3U Expired - Fee Related CN214617768U (en) | 2021-04-19 | 2021-04-19 | High-strength wear-resistant gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214617768U (en) |
-
2021
- 2021-04-19 CN CN202120803245.3U patent/CN214617768U/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: 20211105 |