CN102554650B - Processing type tooth aligning device for auxiliary shafts of gearbox with oblique teeth and double auxiliary shafts and gears of auxiliary shafts, and tooth aligning method - Google Patents
Processing type tooth aligning device for auxiliary shafts of gearbox with oblique teeth and double auxiliary shafts and gears of auxiliary shafts, and tooth aligning method Download PDFInfo
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- CN102554650B CN102554650B CN201210029982.8A CN201210029982A CN102554650B CN 102554650 B CN102554650 B CN 102554650B CN 201210029982 A CN201210029982 A CN 201210029982A CN 102554650 B CN102554650 B CN 102554650B
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- alignment pin
- auxiliary shafts
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Abstract
The invention relates to a processing type tooth aligning device for auxiliary shafts of a gearbox with oblique teeth and the double auxiliary shafts and gears of the auxiliary shafts and a tooth aligning method. The tooth aligning device comprises a tooth aligning processing mechanism for the gears of the auxiliary shafts and a tooth aligning processing mechanism for the auxiliary shafts. The tooth aligning processing mechanism for the gears of the auxiliary shafts comprises an L-shaped base, a positioning plate, a positioning mandrel, a clamping unit and a positioning pin, and the axis of the positioning mandrel is perpendicular to the axis of the positioning pin. The tooth aligning mechanism for the auxiliary shafts consists of a bottom plate, V-shaped positioning blocks, an auxiliary shaft positioning pin and an auxiliary shaft clamping unit. The tooth aligning method includes steps of processing positioning pin holes of the gears of the auxiliary shafts; respectively processing various positioning pin holes; and pressing the positioning pin into each positioning pin hole and each positioning pin hole of the corresponding gear of the corresponding auxiliary shaft and realizing consistent relative position relation of the gears of the auxiliary shafts of various auxiliary shaft assemblies via the pin holes. The tooth aligning device is simple in structure, convenient in operation, low in manufacturing cost and easy to realize batch production.
Description
Technical field
The present invention relates to a kind of helical teeth two-pack shaft gearbox countershaft and countershaft gear machining type tooth mesh device and to tooth method, belong to two-pack axle heavy type lorry transmission-gear box field.
Background technology
It is large that two-pack axle construction speed case has transmitting torque, the feature of long service life, but two-pack axle construction meshes for guaranteeing two countershaft gears and mainshaft gear simultaneously, the uniformity of the height while requiring two countershaft gear rotations, require the gear ring of each grade of gear on countershaft assembly to there is consistent relative position relation with respect to other gear countershaft gear gear rings, conventionally say to tooth, it is benchmark that traditional straight-tooth utilizes a tooth or teeth groove, processing keyway realize countershaft assembly to tooth, helical teeth is due to the existence of helical angle, at different shaft section places, the circumferential position of tooth is different, cannot utilize existing straight-tooth to tooth method, in a plurality of gear ring situations, cannot realize accurately to tooth.
Summary of the invention
One of the object of the invention is to provide a kind of helical teeth two-pack shaft gearbox countershaft general assembly formula tooth mesh device, and the location of having realized the relative countershaft of helical teeth countershaft gear, reaches countershaft assembly to tooth requirement.
To achieve these goals, the present invention is by the following technical solutions:
A kind of helical teeth two-pack shaft gearbox countershaft and countershaft gear machining type tooth mesh device, comprise countershaft gear to tooth organisation of working and countershaft to tooth organisation of working, wherein countershaft gear to tooth organisation of working comprise L shaped base, be arranged on the location-plate coordinating with countershaft gear end face on L shaped base, be arranged on positioning core axle on L shaped base, be arranged on clamping unit on positioning core axle and apart from location-plate certain distance for locating the alignment pin of a countershaft gear, wherein positioning core axle axis is mutually vertical with alignment pin axis; Countershaft to tooth organisation of working comprise base plate, be arranged on base plate for determining the V-arrangement locating piece of countershaft positioning datum, apart from V-arrangement locating piece certain distance for locating countershaft alignment pin and the countershaft clamping unit between V-arrangement locating piece and countershaft alignment pin of a countershaft axle tooth.
Further, clamping unit comprises platen, double-screw bolt, bearing and the clamp nut that is successively set on positioning core axle along positioning core axle axis direction.
Further, countershaft clamping unit comprises the forked standard being fixed on base plate, the fork body coordinating with countershaft connecting as one with forked standard.
Further, sliding sleeve is installed on base plate, countershaft alignment pin and end are provided with spring, and the spring other end is connected with gland, and gland is connected by screw thread with sliding sleeve, countershaft alignment pin targeting part and sliding sleeve matched in clearance.
Further, alignment pin and countershaft gear join and touch one end that countershaft alignment pin contacts with countershaft axle tooth and be spherical, conical, isosceles trapezoid or opening isosceles flute profile.
The present invention's two is to provide and a kind ofly utilizes above-mentioned assembled tooth mesh device to carry out tooth method countershaft assembly.
To achieve these goals, the present invention is by the following technical solutions:
Utilize described assembled tooth mesh device to carry out, to a tooth method, comprising the following steps to countershaft assembly:
1) take endoporus and a side end face of countershaft gear is locating surface, dependence is installed on the apotting spindle location of L shaped base, to locate a tooth apart from the alignment pin of location-plate certain distance, is countershaft gear circumferential registration benchmark, utilize clamping unit by the clamping of countershaft gear, processing countershaft gear dowel hole;
2) take the countershaft rear end bearing shaft shoulder as axial location benchmark, dependence is installed on the V-arrangement locating piece location on base plate, with countershaft alignment pin location countershaft axle tooth one tooth, is countershaft circumferential registration benchmark, by countershaft clamping unit, countershaft is clamped, process respectively each dowel hole;
3) each grade of gear of countershaft after heating is inserted in to the position that countershaft is corresponding in order, take the corresponding dowel hole of countershaft gear pin-and-hole and countershaft as assembling and positioning benchmark, while guaranteeing that each grade of gear of countershaft can freely rotate, to countershaft gear pin-and-hole and dowel hole, being pressed into alignment pin, is the consistent relative position relation of countershaft gear that intermediary realizes each countershaft assembly by pin-and-hole.
Beneficial effect of the present invention:
The tooth or the teeth groove location that adopt the bearings mounted axle journal of countershaft and gear ring, location is firm, accurate; Device can be used for straight-tooth countershaft assembly to tooth, without processing on gear and countershaft, to alligator groove, has reduced processing capacity, has reduced processing cost; To tooth, without processing keyway, while having eliminated heat treatment, the straight-tooth of routine is to alligator groove deformation effect; Tooth mesh device is simple in structure, easy to operate, and low cost of manufacture easily realizes large-scale production.
Accompanying drawing explanation
Fig. 1 is that countershaft gear is looked schematic diagram to the master of tooth organisation of working;
Fig. 2 is that countershaft is looked schematic diagram to the master of tooth organisation of working;
Fig. 3 be this invention to tooth principle and method schematic diagram.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details, following explanation is only exemplary, does not limit protection scope of the present invention.
Helical teeth two-pack shaft gearbox countershaft of the present invention and countershaft gear machining type tooth mesh device, comprise countershaft gear to tooth organisation of working and countershaft to tooth organisation of working.
With reference to accompanying drawing 1, countershaft gear to tooth organisation of working comprise L shaped base 2, be arranged on the location-plate 24 coordinating with countershaft gear end face on L shaped base 2, be arranged on positioning core axle 7 on L shaped base 2, be arranged on clamping unit on positioning core axle 7 and apart from location-plate 24 certain distances for locating the alignment pin 11 of a countershaft gear; L shaped base 2 is provided with for being passed through the fixing pin-and-hole of straight pin 1 and workbench, and L shaped base 2 vertical portion tops are provided with a T shape plate 9 by bolt, on this T shape plate, lining 10 are installed, and between described alignment pin 11 and lining 10, are matched in clearance; Location-plate 24 is connected by hexagon socket head cap screw 8 with L shaped base 2 vertical portions; Positioning core axle 7 axis are mutually vertical with alignment pin 11 axis; Clamping unit comprises platen 5, bearing 4 and the clamp nut 3 that is successively set on positioning core axle 7 along positioning core axle 7 axis directions, and bearing 4 rotates for preventing countershaft gear.
In practice, by hex bolts 6, double-screw bolt 25 and positioning core axle 7 are connected as a single entity, consider accordingly easy for installationly on platen 5, to have mounting groove.
With reference to accompanying drawing 2, countershaft to tooth organisation of working comprise base plate 16, be arranged on base plate 16 for determining the V-arrangement locating piece 19 of countershaft positioning datum, apart from V-arrangement locating piece 19 certain distances for locating countershaft alignment pin 22 and the countershaft clamping unit between V-arrangement locating piece 19 and countershaft alignment pin 22 of a countershaft axle tooth; Sliding sleeve 15 is installed on base plate 16, and countershaft alignment pin 22 is provided with spring 13 with end, and spring 13 other ends are connected with gland 14, and gland 14 is connected by screw thread with sliding sleeve 15, countershaft alignment pin 22 targeting parts and sliding sleeve 15 matched in clearance; Countershaft clamping unit comprise by screw 18 be fixed on forked standard 17 on base plate 16, by bearing pin 20 and paw 21 and the forked standard 17 fork body 23 coordinating with countershaft that connect as one.
That one end that one end that alignment pin 11 contacts with countershaft gear and countershaft alignment pin 22 contact with countershaft axle tooth is is spherical, conical, isosceles trapezoid or opening isosceles flute profile.
With reference to accompanying drawing 1,2,3, a kind ofly utilize described assembled tooth mesh device to carry out, to tooth method, comprising the following steps to countershaft assembly:
1) take endoporus and a side end face of countershaft gear is locating surface, dependence is installed on apotting spindle 7 location of L shaped base 2, with alignment pin 11 location one teeth apart from location-plate 24 certain distances, for countershaft gear circumferential registration benchmark, platen 5 and bearing 4 are installed, the fastening clamp nut 3 of tightening, utilizes clamping unit by the clamping of countershaft gear, processing countershaft gear dowel hole;
2) take the countershaft rear end bearing shaft shoulder as axial location benchmark, dependence is installed on V-arrangement locating piece 19 location on base plate 16, with countershaft alignment pin 22 location countershaft axle tooth one teeth, for countershaft circumferential registration benchmark, tighten bearing pin 20 and paw 21 clamps countershaft by countershaft clamping unit, process respectively each dowel hole;
3) each grade of gear of countershaft after heating is inserted in to the position that countershaft is corresponding in order, take the corresponding dowel hole of countershaft gear pin-and-hole and countershaft as assembling and positioning benchmark, while guaranteeing that each grade of gear of countershaft can freely rotate, to countershaft gear pin-and-hole and dowel hole, being pressed into alignment pin, is the consistent relative position relation of countershaft gear that intermediary realizes each countershaft assembly by pin-and-hole.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, those skilled in the relevant art, should modify to technical scheme of the present invention, or material therefor is equal to replacement, conversion or modification that all various equivalent modifications are made because of enlightenment of the present invention, all should belong to scope of the present invention.
Claims (6)
1. a helical teeth two-pack shaft gearbox countershaft and countershaft gear machining type tooth mesh device, it is characterized in that: comprise countershaft gear to tooth organisation of working and countershaft to tooth organisation of working, wherein countershaft gear comprises L shaped base (2) to tooth organisation of working, be arranged on the location-plate (24) coordinating with countershaft gear end face on L shaped base (2), be arranged on the positioning core axle (7) on L shaped base (2), be arranged on the clamping unit on positioning core axle (7), with apart from location-plate (24) certain distance for locating the alignment pin (11) of a countershaft gear, wherein positioning core axle (7) axis is mutually vertical with alignment pin (11) axis, countershaft to tooth organisation of working comprise base plate (16), be arranged on base plate (16) for determine countershaft positioning datum V-arrangement locating piece (19), apart from V-arrangement locating piece (19) certain distance for locate the countershaft alignment pin (22) of a countershaft axle tooth and be positioned at V-arrangement locating piece (19) and countershaft alignment pin (22) between countershaft clamping unit.
2. machining type tooth mesh device according to claim 1, is characterized in that: clamping unit comprises platen (5), double-screw bolt (25), bearing (4) and the clamp nut (3) that is successively set on positioning core axle (7) along positioning core axle (7) axis direction.
3. machining type tooth mesh device according to claim 1, is characterized in that: countershaft clamping unit comprises the forked standard (17) being fixed on base plate (16), the fork body (23) coordinating with countershaft connecting as one with forked standard (17).
4. machining type tooth mesh device according to claim 3, it is characterized in that: sliding sleeve (15) is installed on base plate (16), the end of countershaft alignment pin (22) is provided with spring (13), spring (13) other end is connected with gland (14), and gland (14) is connected by screw thread with sliding sleeve (15), countershaft alignment pin (22) targeting part and sliding sleeve (15) matched in clearance.
5. according to machining type tooth mesh device described in claim 1 or 2 or 3 or 4, it is characterized in that: alignment pin (11) and countershaft gear join and touch one end that countershaft alignment pin (22) contacts with countershaft axle tooth and be spherical, conical, isosceles trapezoid or opening isosceles flute profile.
6. utilize machining type tooth mesh device described in claim 1 or 2 or 3 or 4 to carry out, to a tooth method, it is characterized in that to countershaft assembly, comprise the following steps:
1) take endoporus and a side end face of countershaft gear is locating surface, dependence is installed on apotting spindle (7) location of L shaped base (2), with alignment pin (11) location one tooth apart from location-plate (24) certain distance, for countershaft gear circumferential registration benchmark, utilize clamping unit that countershaft gear is clamped, processing countershaft gear dowel hole;
2) take the countershaft rear end bearing shaft shoulder as axial location benchmark, dependence is installed on V-arrangement locating piece (19) location on base plate (16), with countershaft alignment pin (22) location countershaft axle tooth one tooth, for countershaft circumferential registration benchmark, by countershaft clamping unit, countershaft is clamped, process respectively each dowel hole;
3) countershaft after heating is respectively kept off to gear and be inserted in order the position that countershaft is corresponding, take the corresponding dowel hole of countershaft gear pin-and-hole and countershaft as assembling and positioning benchmark, while guaranteeing that countershaft respectively keeps off gear and can freely rotate, to countershaft gear pin-and-hole and dowel hole, being pressed into alignment pin, is the consistent relative position relation of countershaft gear that intermediary realizes each countershaft assembly by pin-and-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210029982.8A CN102554650B (en) | 2012-02-11 | 2012-02-11 | Processing type tooth aligning device for auxiliary shafts of gearbox with oblique teeth and double auxiliary shafts and gears of auxiliary shafts, and tooth aligning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210029982.8A CN102554650B (en) | 2012-02-11 | 2012-02-11 | Processing type tooth aligning device for auxiliary shafts of gearbox with oblique teeth and double auxiliary shafts and gears of auxiliary shafts, and tooth aligning method |
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| Publication Number | Publication Date |
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| CN102554650A CN102554650A (en) | 2012-07-11 |
| CN102554650B true CN102554650B (en) | 2014-03-19 |
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| CN201210029982.8A Active CN102554650B (en) | 2012-02-11 | 2012-02-11 | Processing type tooth aligning device for auxiliary shafts of gearbox with oblique teeth and double auxiliary shafts and gears of auxiliary shafts, and tooth aligning method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5292212A (en) * | 1993-04-05 | 1994-03-08 | Caterpillar Inc. | Apparatus for positioning a gear blank |
| CN101716696A (en) * | 2008-10-10 | 2010-06-02 | 江苏飞船股份有限公司 | Adjustable bevel gear cutting/aligning gauge |
| CN102267061B (en) * | 2011-07-19 | 2013-01-02 | 重庆蓝黛动力传动机械股份有限公司 | Gear ignition hole drilling clamp |
| CN202462016U (en) * | 2012-02-11 | 2012-10-03 | 中国重汽集团济南动力有限公司 | Helical tooth double-countershaft gearbox countershaft and countershaft gear processing type gear alignment device |
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