CN201802817U - Gear transmission device and split-type gear thereof - Google Patents
Gear transmission device and split-type gear thereof Download PDFInfo
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- CN201802817U CN201802817U CN 201020161062 CN201020161062U CN201802817U CN 201802817 U CN201802817 U CN 201802817U CN 201020161062 CN201020161062 CN 201020161062 CN 201020161062 U CN201020161062 U CN 201020161062U CN 201802817 U CN201802817 U CN 201802817U
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Abstract
The utility model provides a gear transmission device. In the transmission device, a driven gear adopts a split-type gear, the split-type gear comprises a gear and a hub which can be separated from each other, the hub comprises a central sleeve and a wheel disc, a plurality of arc-shaped through holes distributed at equal-angle intervals are formed on the wheel disc, and a first distance is kept between the center of each arc-shaped through hole and the center of the hub; the gear comprises a central shaft hole, a web and a gear ring on the outer ring of the web, a plurality of first screw holes distributed at equal-angle intervals are formed on the web, a first distance is kept between the center of each screw hole and the center of the web; the central shaft hole can be sleeved on the outer surface of the central sleeve, the inner surface of the central shaft hole is tightly attached to the outer surface of the central sleeve; and the hub and the gear are fixed together through first fixing devices which are arranged in the corresponding arc-shaped through holes and the first screw holes in a penetrating manner. The fixing devices can be fixed in any positions inside the arc-shaped through holes. The gear transmission device can be used for adjusting gear clearances in time and avoid ball roller misplacement.
Description
Technical field
The utility model relates to transmission device, particularly a kind of gear drive and split gear thereof.
Background technique
Have iron sheet ball press equipment now as shown in Figure 1, the iron sheet ball press generally comprises feeding device, transmission device and forming unit.Wherein transmission device comprises drive motor 101, coupling 102, main shaft 103, actuation gear 104, and forming unit is the ball roller 105 that a pair of surface has die hole, and feeding trough 106 is positioned at the top of ball roller 105.Its working procedure is will drive power by drive motor 101 to be passed to a pair of exposed gear 104 by coupling 102, main shaft 103 successively, and the rotation by exposed gear 104 drives two ball rollers 105 then, to realize the synchronous rotation of two ball rollers 105.
The feed well 106 of iron filings from ball roller 105 tops falls in the die hole on ball roller 105 surfaces, through the extruding of two ball rollers 105, thereby extrudes the iron sheet ball consistent with nib.Guarantee that the iron sheet ball is even, outward appearance is bright and clean, and the relative position of two ball rollers 105 must guarantee degree of precision.But in actual course of working, the surface mold aperture of two ball rollers 105 often misplaces, and not only influences the moulding of iron sheet ball, and has aggravated the wearing and tearing of ball roller.
Cause the dislocation of ball roller 105 surface mold holes to be because two ball rollers 105 required pressure when iron filings being carried out the moulding compression is bigger, the suffered bigger rotation tangential force of transmission device, therefore cause exposed gear 104 to wear and tear easily, cause the backlash to increase, thereby cause two ball roller 105 synchronisms to reduce greatly, the accurately contraposition of die hole on ball roller 105 surfaces.In addition, the surface mold aperture of two ball rollers 105 often misplaces, and not only influences the moulding of iron sheet ball, and has aggravated the wearing and tearing of ball roller 105.Therefore; ball roller 105 is an easily damaged parts, needs often to change, and the machining error of new spare part causes the nib on two ball rollers, 105 surfaces not align through regular meeting; thereby cause the iron sheet ball profile of suppressing irregular, misplace when big again even fragment can occur or situation that can not moulding.
The model utility content
For fear of the problems referred to above, the utility model provides a kind of gear drive and split gear thereof, can by adjust the engaging position compensate the spare part machining error, in time adjust gear clearance, avoid the dislocation of ball roller.
The technological scheme that its technical problem that solves the utility model adopts is:
A kind of gear drive comprises drive motor, coupling, main shaft and actuation gear,
Drive motor rotates thereby drive the actuation gear of fixedlying connected with main shaft by the rotation of coupling drive main spindle, and described actuation gear comprises driving gear and driven gear,
Wherein, described driven gear is the split gear, comprises the gear and the wheel hub that can be separated from each other,
Described wheel hub comprises cylindrical central sleeve and wheel disc, has equal angles a plurality of arc-shaped through-holes spaced apart on the wheel disc, has first distance between the center of this arc-shaped through-hole and the center of described wheel hub;
Described gear comprises central shaft hole, former and is positioned at the gear ring of former outer ring to have equal angles a plurality of first screws spaced apart on the former, has first distance between the center of this screw and the center of described former;
Described central shaft hole can be set in the outer surface of cylindrical central sleeve, and the internal surface of described central shaft hole and the intimate of cylindrical central sleeve are fitted;
Described wheel hub and gear are fixed together by being arranged in corresponding arc-shaped through-hole and first fixing device in first screw, and described fixing device can be fixed on the arbitrary position in the arc-shaped through-hole.
Preferably, the internal surface of described central shaft hole is the identical conical surface of tapering with the outer surface of cylindrical central sleeve.
Preferably, the tapering of the described conical surface is 1: 10.
Preferably, the quantity of the described arc-shaped through-hole and first screw is 12.
Preferably, the diameter of the described arc-shaped through-hole and first screw is 21mm.
Preferably, the radian of described arc-shaped through-hole is 5 ° to 10 °.
Preferably, the radian of described arc-shaped through-hole is 8 °.
Preferably, described first fixing device is for being arranged in corresponding arc-shaped through-hole and the clamping bolt in first screw.
Preferably, the hole wall of described central shaft hole has equal angles a plurality of second screws spaced apart, described second screw is the through hole along the radial direction of described gear, has the adjustment bolt of the relative position that is used to adjust described gear and wheel hub in described second screw.
The utility model also provides a kind of aforesaid split gear.
Gear drive of the present utility model and split gear thereof can be adjusted driven gear according to the backlash of engaging gear and the situation of aligning of ball roller, thereby the backlash during compensation gear pair engagement driving, and can avoid more renewing the machining error that the ball roller is brought, therefore can control the positional accuracy between the two ball rollers, guarantee the quality of processing of iron sheet ball further.
Description of drawings
Fig. 1 is the structural representation of existing iron sheet ball press equipment.
Fig. 2 is to use the structural representation of the iron sheet ball press equipment of gear drive of the present utility model.
Fig. 3 is to use the side view of the iron sheet ball press equipment of gear drive of the present utility model.
Fig. 4 a and Fig. 4 b are the structural representations of split gear of the present utility model.
Fig. 5 a and Fig. 5 b are the gear structure schematic representation of split gear of the present utility model.
Fig. 6 a and Fig. 6 b are the wheel hub structure schematic representation of split gear of the present utility model.
Embodiment
The purpose of this utility model is to provide a kind of gear drive and split gear thereof, can by adjust the engaging position compensate the spare part machining error, in time adjust gear clearance, avoid the dislocation of ball roller.
For making the purpose of this utility model, technological scheme and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
Fig. 2 is to use the structural representation of the iron sheet ball press equipment of gear drive of the present utility model.Fig. 3 is the side view of iron sheet ball press equipment among Fig. 2.As shown in Figures 2 and 3, the iron sheet ball press comprises feeding device, transmission device and forming unit.Wherein transmission device comprises drive motor 201, coupling 202, main shaft 203, a pair of actuation gear 204, and forming unit is the ball roller 205 that a pair of surface has die hole, and feeding trough 206 is positioned at the top of ball roller 205.Wherein, actuation gear 204 is a pair of exposed gear, comprises driving gear 204a and driven gear 204b.
Its working procedure is by the rotation of drive motor 201 by coupling 202 drive main spindle 203, thereby driving the actuation gear 204 of fixedlying connected with main shaft 203 rotates, rotation by actuation gear 204 drives two ball rollers 205 then, to realize the synchronous rotation of two ball rollers 105.The feed well 206 of iron filings from ball roller 205 tops falls in the die hole on ball roller 205 surfaces, through the extruding of two ball rollers 205, thereby extrudes the iron sheet ball consistent with nib.
Shown in Fig. 4 a, Fig. 4 b, Fig. 5 a, Fig. 5 b, Fig. 6 a and Fig. 6 b, gear 301 comprises central shaft hole 401, former 402 and is positioned at the gear ring 403 of former 402 outer rings, have equal angles a plurality of screws 404 spaced apart on the former 403, have first distance R between the center of the center of screw 404 and former 402.
Preferably, fixing device 303 is for being arranged in corresponding arc-shaped through-hole 503 and the clamping bolt in the screw 404.
Because arc-shaped through-hole 503 has certain length, therefore, the relative position between gear 301 and the wheel hub 302 can be adjusted in the length range of arc-shaped through-hole 503.When exposed gear 204 causes the backlash to increase because of wearing and tearing or need more change the shuttle roller 205, can be by adjusting the relative position between gear 301 and the wheel hub 302, after the die hole on two ball roller 205 surfaces aligned, fixing device 303 is passed corresponding arc-shaped through-hole 503 and screw 404, fixed then.
Preferably, the internal surface of central shaft hole 401 is the identical conical surface of tapering with the outer surface of cylindrical central sleeve 501.The tapering of this conical surface is 1: 10.Can fit tightly between the outer surface of the internal surface of central shaft hole 401 and cylindrical central sleeve 501, and the identical conical surface of its tapering can further increase the fastening force between central shaft hole 401 and the cylindrical central sleeve 501, is used for and fixing device 303 relative position between fixed gear 301 and the wheel hub 302 together.
The length of the quantity of arc-shaped through-hole 503 and screw 404 and arc-shaped through-hole 503 can be provided with according to the wheel disc size of split gear 204 and the size of ball roller 205.Preferably, the quantity of arc-shaped through-hole 503 and screw 404 is 12.The radian of arc-shaped through-hole 503 is 5 ° to 10 °, and preferably, the radian of arc-shaped through-hole 503 is 8 °.
Wherein, the diameter of arc-shaped through-hole 503 and screw 404 is 21mm.Then fixing device 303 is the M20 clamping bolt.
Further, the hole wall of central shaft hole 401 has equal angles a plurality of screws 405 spaced apart, and screw 405 is the through hole that extends along the radial direction of gear 301.The adjustment bolt 406 that has the relative position that is used to adjust gear 301 and wheel hub 302 in the screw 405.
Preferably, the quantity of screw 405 is 3, and promptly the interval angle of screw 405 is 120 °.By adjusting the further relative position of fixed gear 301 and wheel hub 302 of bolt 406, and can finely tune its relative position.
Preferably, adjust bolt 406 and adjust bolt for M10.
Gear drive of the present utility model, by adopting the split gear as driven gear, can be when exposed gear 204 causes the backlash to increase because of wearing and tearing or need more change the shuttle roller 205, by adjusting the relative position between gear 301 and the wheel hub 302, after the die hole on two ball roller 205 surfaces aligned, relative position between fixed gear 301 and the wheel hub 302 is promptly adjusted the engaging tooth gap between driven gear 204b and the driving gear 204a again.
Therefore, gear drive of the present utility model can be adjusted driven gear according to the backlash of engaging gear and the situation of aligning of ball roller, thereby the backlash during compensation gear pair engagement driving, and can avoid more renewing the machining error that the ball roller is brought, therefore can control the positional accuracy between the two ball rollers, guarantee the quality of processing of iron sheet ball further.
Gear drive of the present utility model can eliminate because the quality problems that gear wear and ball roller machining error are caused have reduced the engineering time in producing.And can remain two ball rollers and under highi degree of accuracy, rotate engagement, thereby the working life of improving the ball roller.
The utility model also provides employed split gear in this gear drive.This split gear can also be applied in other the transmission device, can in time adjust the backlash of engaging gear in the transmission device.
The above, it is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, to any simple modification, equivalent variations and modification that above embodiment did, all still belong to the scope of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (18)
1. a gear drive comprises drive motor, coupling, main shaft and actuation gear,
Drive motor rotates thereby drive the actuation gear of fixedlying connected with main shaft by the rotation of coupling drive main spindle, and described actuation gear comprises driving gear and driven gear,
It is characterized in that,
Described driven gear is the split gear, comprises the gear and the wheel hub that can be separated from each other,
Described wheel hub comprises cylindrical central sleeve and wheel disc, has equal angles a plurality of arc-shaped through-holes spaced apart on the wheel disc, has first distance between the center of this arc-shaped through-hole and the center of described wheel hub;
Described gear comprises central shaft hole, former and is positioned at the gear ring of former outer ring to have equal angles a plurality of first screws spaced apart on the former, has first distance between the center of this screw and the center of described former;
Described central shaft hole can be set in the outer surface of cylindrical central sleeve, and the internal surface of described central shaft hole and the intimate of cylindrical central sleeve are fitted;
Described wheel hub and gear are fixed together by being arranged in corresponding arc-shaped through-hole and first fixing device in first screw, and described fixing device can be fixed on the arbitrary position in the arc-shaped through-hole.
2. gear drive according to claim 1 is characterized in that, the internal surface of described central shaft hole is the identical conical surface of tapering with the outer surface of cylindrical central sleeve.
3. gear drive according to claim 2 is characterized in that, the tapering of the described conical surface is 1: 10.
4. gear drive according to claim 1 and 2 is characterized in that, the quantity of the described arc-shaped through-hole and first screw is 12.
5. gear drive according to claim 1 and 2 is characterized in that, the diameter of the described arc-shaped through-hole and first screw is 21mm.
6. gear drive according to claim 1 and 2 is characterized in that, the radian of described arc-shaped through-hole is 5 ° to 10 °.
7. gear drive according to claim 6 is characterized in that, the radian of described arc-shaped through-hole is 8 °.
8. gear drive according to claim 1 and 2 is characterized in that, described first fixing device is for being arranged in corresponding arc-shaped through-hole and the clamping bolt in first screw.
9. gear drive according to claim 1 and 2, it is characterized in that, the hole wall of described central shaft hole has equal angles a plurality of second screws spaced apart, described second screw is the through hole along the radial direction of described gear, has the adjustment bolt of the relative position that is used to adjust described gear and wheel hub in described second screw.
10. a split gear is characterized in that, comprises the gear and the wheel hub that can be separated from each other,
Described wheel hub comprises cylindrical central sleeve and wheel disc, has equal angles a plurality of arc-shaped through-holes spaced apart on the wheel disc, has first distance between the center of this arc-shaped through-hole and the center of described wheel hub;
Described gear comprises central shaft hole, former and is positioned at the gear ring of former outer ring to have equal angles a plurality of first screws spaced apart on the former, has first distance between the center of this screw and the center of described former;
Described central shaft hole can be set in the outer surface of cylindrical central sleeve, and the internal surface of described central shaft hole and the intimate of cylindrical central sleeve are fitted;
Described wheel hub and gear are fixed together by being arranged in corresponding arc-shaped through-hole and first fixing device in first screw, and described fixing device can be fixed on the arbitrary position in the arc-shaped through-hole.
11. split gear according to claim 10 is characterized in that, the internal surface of described central shaft hole is the identical conical surface of tapering with the outer surface of cylindrical central sleeve.
12. split gear according to claim 11 is characterized in that, the tapering of the described conical surface is 1: 10.
13., it is characterized in that the quantity of the described arc-shaped through-hole and first screw is 12 according to claim 10 or 11 described split gears.
14., it is characterized in that the diameter of the described arc-shaped through-hole and first screw is 21mm according to claim 10 or 11 described split gears.
15., it is characterized in that the radian of described arc-shaped through-hole is 5 ° to 10 ° according to claim 10 or 11 described split gears.
16. split gear according to claim 15 is characterized in that, the radian of described arc-shaped through-hole is 8 °.
17., it is characterized in that described first fixing device is for being arranged in corresponding arc-shaped through-hole and the clamping bolt in first screw according to claim 10 or 11 described split gears.
18. according to claim 10 or 11 described split gears, it is characterized in that, the hole wall of described central shaft hole has equal angles a plurality of second screws spaced apart, described second screw is the through hole along the radial direction of described gear, has the adjustment bolt of the relative position that is used to adjust described gear and wheel hub in described second screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020161062 CN201802817U (en) | 2010-04-13 | 2010-04-13 | Gear transmission device and split-type gear thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020161062 CN201802817U (en) | 2010-04-13 | 2010-04-13 | Gear transmission device and split-type gear thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201802817U true CN201802817U (en) | 2011-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020161062 Expired - Fee Related CN201802817U (en) | 2010-04-13 | 2010-04-13 | Gear transmission device and split-type gear thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201802817U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506150A (en) * | 2011-10-20 | 2012-06-20 | 天津商业大学 | Stacked gear structure with side clearance removal through elasticity |
| CN103322122A (en) * | 2013-07-11 | 2013-09-25 | 中国船舶重工集团公司第七�三研究所 | Metal damping board used for heavy-duty gear |
| CN103615516A (en) * | 2013-11-25 | 2014-03-05 | 中国科学院长春光学精密机械与物理研究所 | Worm gear and mounting and adjusting method thereof |
| CN104019210A (en) * | 2014-06-25 | 2014-09-03 | 济南大学 | Novel gear |
| CN106393766A (en) * | 2016-12-09 | 2017-02-15 | 四川内江鸿强机床有限公司 | Two-point press crankshaft synchronization adjusting structure |
| CN107366736A (en) * | 2017-09-19 | 2017-11-21 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of Split flexible gear and gear pair |
-
2010
- 2010-04-13 CN CN 201020161062 patent/CN201802817U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506150A (en) * | 2011-10-20 | 2012-06-20 | 天津商业大学 | Stacked gear structure with side clearance removal through elasticity |
| CN102506150B (en) * | 2011-10-20 | 2014-06-18 | 天津商业大学 | Stacked gear structure with side clearance removal through elasticity |
| CN103322122A (en) * | 2013-07-11 | 2013-09-25 | 中国船舶重工集团公司第七�三研究所 | Metal damping board used for heavy-duty gear |
| CN103615516A (en) * | 2013-11-25 | 2014-03-05 | 中国科学院长春光学精密机械与物理研究所 | Worm gear and mounting and adjusting method thereof |
| CN103615516B (en) * | 2013-11-25 | 2016-08-17 | 中国科学院长春光学精密机械与物理研究所 | A kind of worm gear and Method of Adjustment thereof |
| CN104019210A (en) * | 2014-06-25 | 2014-09-03 | 济南大学 | Novel gear |
| CN106393766A (en) * | 2016-12-09 | 2017-02-15 | 四川内江鸿强机床有限公司 | Two-point press crankshaft synchronization adjusting structure |
| CN107366736A (en) * | 2017-09-19 | 2017-11-21 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of Split flexible gear and gear pair |
| CN107366736B (en) * | 2017-09-19 | 2023-12-05 | 中车戚墅堰机车车辆工艺研究所有限公司 | Split type flexible gear and gear pair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20150413 |
|
| EXPY | Termination of patent right or utility model |