CN204253787U - A kind of detachable gear wheel - Google Patents
A kind of detachable gear wheel Download PDFInfo
- Publication number
- CN204253787U CN204253787U CN201420654766.7U CN201420654766U CN204253787U CN 204253787 U CN204253787 U CN 204253787U CN 201420654766 U CN201420654766 U CN 201420654766U CN 204253787 U CN204253787 U CN 204253787U
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- CN
- China
- Prior art keywords
- wheel hub
- right wheel
- left wheel
- fluted disc
- fluted
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Abstract
The utility model discloses a kind of detachable gear wheel, comprise left wheel hub, right wheel hub that the size that is docking together is identical, the cross section of left wheel hub, right wheel hub is semi-annular shape; The outer surface of the left wheel hub be docking together, right wheel hub is provided with the fluted disc that two cross sections are semi-annular shape, and the outer surface of fluted disc is provided with tooth; The inner peripheral surface of left wheel hub and/or right wheel hub is provided with some keyways; On interface on left wheel hub, right wheel hub fluted disc upper surface more than and lower surface be provided with corresponding screw hole with upper/lower positions, be provided with screw thread in screw hole; Left wheel hub, right wheel hub are linked together by the screw be arranged in screw hole.The utility model structure is simple, easy to process, not yielding, long service life, dismounting fast, cost is lower.
Description
Technical field
The utility model relates to a kind of detachable gear wheel, belongs to technical field of transmission.
Background technique
Gear is widely used in the transmission system of various machinery as a kind of transmission part of maturation.The gear structure that current people adopt is generally integrated type, it has easy processing, feature that precision is high, but gear adopts high-quality low alloy steel to make, need to obtain the characteristics such as certain shock resistance, wear-resistant and toughness through heat treatment carburizing and quenching, and according to the performance requirement of gear, only the requirement of gear ring and the flank of tooth is higher, adopts overall structure not only to waste high-quality steel, returns Gear Processing and heat treatment brings inconvenience.In addition, also there is dismounting in gear of the prior art, changes the problem of difficulty.Especially, to bigbore gear, during replacing, need first to pull down gear shaft, then pound the alligator in lower keyway with hammer, just can unload lower gear and change, usually or cause damage to gear shaft.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art, and a kind of structure is simple, easy to process, not yielding, long service life, quick, the lower-cost detachable gear wheel of dismounting to provide the utility model object to be to provide.The general plotting of this model utility is, designs a kind of detachable gear wheel, can fast assembling-disassembling be realized and dismounting time do not need to unload lower main axis.
One of the technical solution adopted in the utility model is: a kind of detachable gear wheel, and comprise left wheel hub, right wheel hub that the size that is docking together is identical, the cross section of left wheel hub, right wheel hub is semi-annular shape; The outer surface of the left wheel hub be docking together, right wheel hub is provided with the fluted disc that two cross sections are semi-annular shape, and the outer surface of fluted disc is provided with tooth; The inner peripheral surface of left wheel hub and/or right wheel hub is provided with some keyways; On the interface of left wheel hub, right wheel hub fluted disc upper surface more than and lower surface be provided with corresponding screw hole with upper/lower positions, be provided with screw thread in screw hole; Left wheel hub, right wheel hub are docking together by the screw be arranged in screw hole.Installation axle hole is formed between the left wheel hub fitted together, right wheel hub.Be arranged on gear shaft by the key be arranged in keyway.
Further, the radius of described left wheel hub, right wheel hub is not less than 20cm.The structure that this split is, is particularly useful for the gear that build is larger, and the results in such as farm machinery, trench digging farm implements, when ditching, drive the gear of trench digging cutter head, greatly stressed, easily weares and teares, main shaft dismounting difficulty.
Further, left wheel hub is close to its outer surface and is provided with the fluted disc that cross section is semi-annular shape, right wheel hub is close to its outer surface and is provided with the fluted disc that cross section is semi-annular shape, fluted disc on left wheel hub and its outer surface is an entirety of casting, right wheel hub and the fluted disc on its outer surface be cast in together with an entirety; When left wheel hub, right wheel hub docking formative gear, the interface between the interface between two fluted discs and left wheel hub, right wheel hub is in same plane.
Further, the outer surface of left wheel hub, right wheel hub is respectively provided with the step that cross section is semi-annular shape, and step is provided with some screw holes, and two fluted discs are also provided with some screw holes; Screw hole on the screw hole of two steps and two fluted discs is provided with link, described link is connecting bolt or pin, when on two fluted discs to be arranged on the left wheel hub be docking together, right wheel hub outer surface by link during formative gear, the interface between the interface between two fluted discs and left wheel hub, right wheel hub is in same plane.
Further, the interface between two fluted discs is perpendicular to the interface between left wheel hub, right wheel hub.Mutually vertical between interface, stressed more even between each screw.
Further, the outer surface of left wheel hub, right wheel hub is respectively provided with the step that cross section is semi-annular shape, and step is provided with some screw holes, and two fluted discs are also provided with some screw holes; Screw hole on the screw hole of two steps and two fluted discs is provided with link, described link is connecting bolt or pin, when on two fluted discs to be arranged on the left wheel hub be docking together, right wheel hub outer surface by link during formative gear, the interface between two fluted discs is perpendicular to the interface between left wheel hub, right wheel hub.
Further, the right flank of left wheel hub is provided with four screw holes, and wherein two are positioned at more than the upper surface of fluted disc on left wheel hub outer side surface, and two are positioned at below the lower surface of fluted disc on left wheel hub outer side surface; The left surface of right wheel hub is provided with four screw holes, and wherein two are positioned at more than the upper surface of fluted disc on right wheel hub outer side surface, and two are positioned at below the lower surface of fluted disc on right wheel hub outer side surface.
Another technological scheme of the present utility model is: a kind of detachable gear wheel, and comprising cross section is circular wheel hub; It is circular step that hub periphery is provided with cross section on the surface; The upper side of step is connected with the fluted disc that two cross sections be docking together are semi-annular shape, and the outer surface of fluted disc is provided with tooth; The inner peripheral surface of wheel hub is provided with some keyways.
Further, step is provided with some screw holes, and two fluted discs are also provided with some screw holes; Screw hole on step and two fluted discs is provided with link, and described link is connecting bolt or pin; The inner side surface of two fluted discs is close to the outer side surface of wheel hub and is arranged on step by link.
The beneficial effects of the utility model are: the utility model changes gear as fabricated structure into; particularly this structure is different from the inserted coil structures of prior art completely; the installation shaft of unloading lower gear is not needed, especially, when backing out screw during dismounting; gear is just divided into several constituent elements; key now in keyway is no longer stressed, therefore, does not need to pound can take off with hammer; effectively protect the precision of gear shaft, solve the difficult problem that prior art middle gear changes time and effort consuming.Can the fluted disc of quick-replaceable wearing and tearing, and other parts are appointed and so can be used, and solve integral gear in prior art and often cause the replacing of whole gear due to flank of tooth concentrated wear, cause the problem of waste of material.Fluted disc can make of high-quality low alloy steel and obtain the characteristics such as certain shock resistance, wear-resistant and toughness through heat treatment carburizing and quenching, and the available general steel of other parts are made.When split production can also solve the manufacture of prior art middle gear entirety, heat treatment cycle is long, the problem of gear ring hardness inequality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model detachable gear wheel preferred embodiment.
Fig. 2 is the left wheel hub of the gear of New type detachable shown in Fig. 1, the structural representation of right wheel hub.
Fig. 3 is the sectional drawing of Fig. 1 along A-A ' direction.
Fig. 4 is the structural representation of another preferred embodiment of the utility model detachable gear wheel.
Schematic diagram when Fig. 5 is the left wheel hub of the gear of New type detachable shown in Fig. 4, right wheel hub, fluted disc, step assembling.
Fig. 6 is the sectional drawing of Fig. 1 along B-B ' direction.
Fig. 7 is the structural representation of the utility model detachable gear wheel preferred embodiment.
Schematic diagram when Fig. 8 is the wheel hub of the gear of New type detachable shown in Fig. 7, fluted disc, step assembling.
Wherein: left wheel hub-1; Right wheel hub-2; Screw hole-3; Screw-4; Keyway-5; Fluted disc-6; Tooth-7; Fluted disc-8; Step-9; Step-10; Screw hole-11; Screw hole-12; Link-13; Installation axle hole-14; Interface-15 between two fluted discs; Interface-16 between left wheel hub, right wheel hub; Step-17; Wheel hub-18.
Embodiment
Below, in conjunction with the accompanying drawings and embodiments the utility model is described further.
Embodiment 1.As shown in Fig. 1 to Fig. 3, a kind of detachable gear wheel, comprise left wheel hub 1, right wheel hub 2 that the size that is docking together is identical, the cross section of left wheel hub 1, right wheel hub 2 is semi-annular shape.Left wheel hub 1, right wheel hub can be docking together and form the wheel hub of annulus column.Installation axle hole 14 is formed in the middle of the docking of left wheel hub 1, right wheel hub connects.The left wheel hub 1 be docking together, the outer surface of right wheel hub 2 are provided with the fluted disc 6,8 that two cross sections are semi-annular shape, and the outer surface of fluted disc 6,8 is provided with tooth 7; The inner peripheral surface of left wheel hub 1 and right wheel hub 2 is provided with some keyways 5; On the interface of left wheel hub 1, right wheel hub 2 fluted disc 6 upper surface more than and lower surface be provided with corresponding screw hole 3 with upper/lower positions, be provided with screw thread in screw hole 3; Left wheel hub 1, right wheel hub 2 are docking together by the screw 4 be arranged in screw hole 3.
The radius of described left wheel hub 1, right wheel hub 2 is not less than 20cm.Left wheel hub 1, right wheel hub 2 form the wheel hub that radius is not less than 20cm, and the volume of such gear is comparatively large, and the link ratios such as construction bolt are easier to.
Left wheel hub 1 is close to its outer surface and is provided with the fluted disc 8 that cross section is semi-annular shape, right wheel hub 2 is close to its outer surface and is provided with the fluted disc 6 that cross section is semi-annular shape, left wheel hub 1 is an entirety of casting with the fluted disc 8 on its outer surface, and right wheel hub 2 and the fluted disc 6 on its outer surface are an entirety together with being cast in; When left wheel hub 1, right wheel hub 2 dock formative gear, two fluted discs 6, the interface between the interface between 8 and left wheel hub 1, right wheel hub 2 is in same plane.
The right flank of left wheel hub is provided with four screw holes, and wherein two are positioned at more than the upper surface of fluted disc on left wheel hub outer side surface, and two are positioned at below the lower surface of fluted disc on left wheel hub outer side surface; The left surface of right wheel hub is provided with four screw holes, and wherein two are positioned at more than the upper surface of fluted disc on right wheel hub outer side surface, and two are positioned at below the lower surface of fluted disc on right wheel hub outer side surface.Four screw holes ensure that and firmly connect and uniform force between left wheel hub 1, right wheel hub 2.
Embodiment 2.Unique different of the present embodiment and embodiment 1 are: the outer surface of left wheel hub 1, right wheel hub 2 is respectively provided with the step 9,10 that cross section is semi-annular shape, step 9,10 is provided with on some screw hole 11, two fluted discs 6,8 and is also provided with some screw holes 12; Screw hole on the screw hole of two steps 9,10 and two fluted discs 6,8 is provided with link 13, described link 13 is connecting bolt or pin, when two fluted discs 6,8 by link be arranged on be docking together left wheel hub 1, right wheel hub 2 outer surface on formative gear time, the interface 16 between the interface 15 between two fluted discs 6,8 and left wheel hub 1, right wheel hub 2 is in same plane.
Embodiment 3.As shown in Fig. 4 to Fig. 6, unique different of the present embodiment and embodiment 1 are: the outer surface of left wheel hub 1, right wheel hub 2 is respectively provided with the step 9,10 that cross section is semi-annular shape, step 9,10 is provided with some screw hole 11, two fluted discs 6, is also provided with some screw holes 12 on 8; The screw hole of two steps 9,10 and two fluted discs 6, screw hole on 8 is provided with link 13, described link 13 is connecting bolt or pin, when two fluted discs 6,8 to be arranged on by link be docking together left wheel hub 1, right wheel hub 2 outer surface on formative gear time, the interface 16 between two fluted discs 6,8 is perpendicular to the interface 15 between left wheel hub 1, right wheel hub 2.Arrow illustrates assembly direction.
Embodiment 4.Unique different of the present embodiment and embodiment 2 are: described link 13 is pin.
Embodiment 5.As shown in Figure 7, Figure 8, a kind of detachable gear wheel, comprising cross section is circular wheel hub 18; It is circular step 17 that wheel hub 18 outer surface is provided with cross section; The upper side of step 17 is connected with the fluted disc 6,8 that two cross sections be docking together are semi-annular shape, and the outer surface of fluted disc 6,8 is provided with tooth 7; The inner peripheral surface of wheel hub 18 is provided with some keyways 5.
Step 17 is provided with on some screw hole 11, two fluted discs 6,8 and is also provided with some screw holes 12; Screw hole on step 17 and two fluted discs 6,8 is provided with link 13, and described link 13 is connecting bolt or pin; The inner side surface of two fluted discs 6,8 is close to the outer side surface of wheel hub 18 and is arranged on step 17 by link.
Above-described is only preferred embodiments of the present utility model.It should be pointed out that for the person of ordinary skill of the art, when not departing from the utility model principle, can also make some improvement and modification, this is also considered as protection domain of the present utility model.
Claims (8)
1. a detachable gear wheel, is characterized in that: comprise left wheel hub (1), right wheel hub (2) that the size that is docking together is identical, the cross section of left wheel hub (1), right wheel hub (2) is semi-annular shape; The outer surface of the left wheel hub (1) be docking together, right wheel hub (2) is provided with the fluted disc (6,8) that two cross sections are semi-annular shape, and the outer surface of fluted disc (6,8) is provided with tooth (7); The inner peripheral surface of left wheel hub (1) and/or right wheel hub (2) is provided with some keyways (5); On the interface of left wheel hub (1), right wheel hub (2) fluted disc (6) upper surface more than and lower surface be provided with corresponding screw hole (3) with upper/lower positions, screw hole is provided with screw thread in (3); Left wheel hub (1), right wheel hub (2) are docking together by the screw (4) be arranged in screw hole (3).
2. a kind of detachable gear wheel as claimed in claim 1, is characterized in that: the radius of described left wheel hub (1), right wheel hub (2) is not less than 20cm.
3. a kind of detachable gear wheel as claimed in claim 1, it is characterized in that: left wheel hub (1) is close to its outer surface and is provided with the fluted disc (8) that cross section is semi-annular shape, right wheel hub (2) is close to its outer surface and is provided with the fluted disc (6) that cross section is semi-annular shape, fluted disc (8) on left wheel hub (1) and its outer surface is an entirety of casting, and right wheel hub (2) and the fluted disc (6) on its outer surface are an entirety together with being cast in; When left wheel hub (1), right wheel hub (2) docking formative gear, the interface between the interface between two fluted discs (6,8) and left wheel hub (1), right wheel hub (2) is in same plane.
4. a kind of detachable gear wheel as claimed in claim 3, it is characterized in that: the outer surface of left wheel hub (1), right wheel hub (2) is respectively provided with the step (9 that cross section is semi-annular shape, 10), step (9,10) some screw holes (11) are provided with, (6,8) are also provided with some screw holes (12) with two fluted discs; Two steps (9,10) screw hole and two fluted discs (6,8) screw hole on is provided with link (13), described link (13) is connecting bolt or pin, when two fluted discs (6,8), on the outer surface being arranged on the left wheel hub (1) be docking together, right wheel hub (2) by link during formative gear, the interface between the interface between two fluted discs (6,8) and left wheel hub (1), right wheel hub (2) is in same plane.
5. a kind of detachable gear wheel as claimed in claim 1, is characterized in that: the interface between two fluted discs (6,8) is perpendicular to the interface between left wheel hub (1), right wheel hub (2).
6. a kind of detachable gear wheel as claimed in claim 5, it is characterized in that: the outer surface of left wheel hub (1), right wheel hub (2) is respectively provided with the step (9 that cross section is semi-annular shape, 10), step (9,10) some screw holes (11) are provided with, (6,8) are also provided with some screw holes (12) with two fluted discs; Two steps (9,10) screw hole and two fluted discs (6,8) screw hole on is provided with link (13), described link (13) is connecting bolt or pin, when two fluted discs (6,8), on the outer surface being arranged on the left wheel hub (1) be docking together, right wheel hub (2) by link during formative gear, the interface between two fluted discs (6,8) is perpendicular to the interface between left wheel hub (1), right wheel hub (2).
7. a detachable gear wheel, is characterized in that: comprising cross section is circular wheel hub (18); It is circular step (17) that wheel hub (18) outer surface is provided with cross section; The upper side of step (17) is connected with the fluted disc (6,8) that two cross sections be docking together are semi-annular shape, and the outer surface of fluted disc (6,8) is provided with tooth (7); The inner peripheral surface of wheel hub 18 is provided with some keyways (5).
8. a kind of detachable gear wheel as claimed in claim 7, is characterized in that: step (17) is provided with some screw holes (11), and (6,8) are also provided with some screw holes (12) with two fluted discs; Step (17) and the screw hole on two fluted discs (6,8) are provided with link (13), and described link (13) is connecting bolt or pin; The inner side surface of two fluted discs (6,8) is close to the outer side surface of wheel hub (18) and is arranged on step (17) by link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420654766.7U CN204253787U (en) | 2014-11-05 | 2014-11-05 | A kind of detachable gear wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420654766.7U CN204253787U (en) | 2014-11-05 | 2014-11-05 | A kind of detachable gear wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253787U true CN204253787U (en) | 2015-04-08 |
Family
ID=52958096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420654766.7U Expired - Fee Related CN204253787U (en) | 2014-11-05 | 2014-11-05 | A kind of detachable gear wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204253787U (en) |
-
2014
- 2014-11-05 CN CN201420654766.7U patent/CN204253787U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200710 Address after: 252800 head of people and Road East, Gaotang County, Shandong, Liaocheng Patentee after: SHANDONG GAOTANG XINHANG MACHINERY Co.,Ltd. Address before: 252800 Shandong city of Liaocheng province Gaotang County Shengshi road and road intersection Shandong Tralin Gaotang Xinhang Machinery Co. Ltd. Patentee before: Chen Wancai |
|
| 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: 20150408 Termination date: 20201105 |