CN202412202U - Countershaft assembly assembled type gear aligner of double countershaft transmission of oblique tooth - Google Patents
Countershaft assembly assembled type gear aligner of double countershaft transmission of oblique tooth Download PDFInfo
- Publication number
- CN202412202U CN202412202U CN2012200434948U CN201220043494U CN202412202U CN 202412202 U CN202412202 U CN 202412202U CN 2012200434948 U CN2012200434948 U CN 2012200434948U CN 201220043494 U CN201220043494 U CN 201220043494U CN 202412202 U CN202412202 U CN 202412202U
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- Prior art keywords
- countershaft
- base plate
- alignment pin
- positioning
- gear
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- Withdrawn - After Issue
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Abstract
The utility model relates to a countershaft assembly assembled type gear aligner of a double countershaft transmission of an oblique tooth. The gear aligner comprises a countershaft clamping and positioning unit, a plurality of limiting units and a countershaft gear aligning table, wherein the countershaft clamping and positioning unit comprises a bottom plate, and a fixed block and a moveable block installed on the bottom plate. The moveable block is provided with a positioning bolt. Each limiting unit comprises a positioning pin and a control handle. The countershaft gear aligning table comprises a positioning base and a plurality of horizontal chambers. The gear aligner provided by the utility model is simple in structure, convenient to operate and low in manufacturing cost.
Description
Technical field
The utility model relates to a kind of helical teeth two-pack shaft gearbox countershaft assembly assembled tooth mesh device, belongs to two-pack axle heavy type lorry transmission-gear box field.
Background technology
It is big that two-pack axle construction speed case has a moment of torsion of transmission, the characteristics of long service life, but two-pack axle construction meshes for guaranteeing two countershaft gears and mainshaft gear simultaneously; Require the uniformity of the height in two countershaft gears when rotation, the gear ring that requires respectively to keep off gear on the countershaft assembly has consistent relative position relation with respect to other gear countershaft gear gear rings, promptly say usually to tooth; Traditional straight-tooth utilizes a tooth or teeth groove to be benchmark, the processing keyway realize the countershaft assembly to tooth, helical teeth is because the existence of helical angle; At different shaft section places; The circumferential position of tooth is different, can't utilize existing straight-tooth to the tooth method, can't realize accurately to tooth under a plurality of gear ring situation.
Summary of the invention
The utility model purpose provides a kind of helical teeth two-pack shaft gearbox countershaft assembly assembled tooth mesh device, and the location of having realized the relative countershaft of helical teeth countershaft gear reaches the countershaft assembly to the tooth requirement.
To achieve these goals, the utility model adopts following technical scheme:
A kind of helical teeth two-pack shaft gearbox countershaft assembly assembled tooth mesh device; Comprise and being used for the countershaft clamping and positioning unit of countershaft axial restraint, a plurality of position-limiting units that are used for countershaft gear circumferencial direction location and a countershaft gear that is used to position-limiting unit is installed the tooth platform; Wherein countershaft clamping and positioning unit comprises base plate and is installed in fixed block and movable block on the base plate, and the positioning screw is installed on the movable block; Each position-limiting unit includes and countershaft cog contacted alignment pin and joystick; Countershaft gear comprises the tooth platform and is installed in positioning seat and a plurality of horizontal cavity that is arranged on the positioning seat on the base plate; Alignment pin through joystick control can along horizontal cavity to countershaft cog direction near or away from.
Further; Countershaft clamping and positioning unit also comprises and is used for linkage unit that countershaft and base plate are connected as one; Said linkage unit comprises pressing plate, thru-bolt and clamp nut; Pressing plate is installed in floor below, and thru-bolt one end links to each other with countershaft, and the other end runs through base plate and pressing plate and links to each other with clamp nut.
Further; Joystick comprises that sliding sleeve, part are installed in the pull bar in the sliding sleeve and are installed in the handle ball on the pull bar; Pull bar and alignment pin connect as one through connecting bolt, catch is installed on the connecting bolt and is set with spring, and both ends of the spring links to each other with catch with alignment pin respectively.
Further, the fixed block side has V-shaped groove, and the side that movable block and fixed block are relative has deep-slotted chip breaker.
Further, an alignment pin and a lining matched in clearance, this lining is installed on the positioning seat.
Further, positioning seat links to each other with base plate through long flat key and sunk screw.
Further, the contacted end of alignment pin and countershaft gear is sphere, taper shape, isosceles trapezoid or opening isosceles flute profile.
The beneficial effect of the utility model:
Adopt a tooth or the teeth groove location of bearings mounted axle journal of countershaft and gear ring, the location is firm, accurate; Device can be used for straight-tooth countershaft assembly to tooth, need not on gear and countershaft, to process the alligator groove, has reduced processing capacity, has reduced processing cost; Tooth need not to process keyway, and straight-tooth conventional when having eliminated heat treatment is to alligator groove deformation effect; Tooth mesh device is simple in structure, and is easy to operate, low cost of manufacture, easy realization of large-scale production.
Description of drawings
Fig. 1 is the front view of this contrive equipment;
Fig. 2 is the vertical view of this contrive equipment;
Fig. 3 be this invention to tooth principle and method sketch map.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is explained further details, following explanation only is exemplary, does not limit the protection domain of the utility model.
With reference to accompanying drawing 1; A kind of helical teeth two-pack shaft gearbox countershaft assembly assembled tooth mesh device comprises being used for the countershaft clamping and positioning unit of countershaft 21 axial restraints, a plurality of position-limiting units that are used for countershaft gear circumferencial direction location and a countershaft gear that is used to position-limiting unit is installed the tooth platform; Wherein countershaft clamping and positioning unit comprises base plate 1; The linkage unit that is installed in fixed block 2 and the movable block 6 that is oppositely arranged on the base plate 1 and is used for countershaft 21 and base plate 1 are connected as one is equipped with positioning screw 7 on the movable block 6; Said linkage unit comprises pressing plate 3, thru-bolt 5 and clamp nut 4; Pressing plate 3 is installed in base plate 1 below, and thru-bolt 5 one ends link to each other with countershaft 21, and the other end runs through base plate 1 and pressing plate 3 and links to each other with clamp nut 4; Each position-limiting unit comprises and countershaft cog contacted alignment pin 9 and joystick; Joystick comprises the sliding sleeve 17 that has the yi word pattern deep trouth, pass the yi word pattern deep trouth partly is installed in the pull bar 15 in the sliding sleeve 17 and is installed in the handle ball 16 on the pull bar 15; Alignment pin 9 and a lining 10 matched in clearance; Alignment pin 9 connects as one through connecting bolt 14 with pull bar 15, catch 13 is installed on the connecting bolt 14 and is set with spring 12, and spring 12 two ends link to each other with catch 13 with alignment pin 9 respectively; Countershaft gear comprises the positioning seat 18 that is installed on the base plate 1 and is arranged on a plurality of horizontal cavities on the positioning seat 18 the tooth platform; Said sliding sleeve 17 and positioning seat 18 be through being threaded to one, alignment pin 9 through joystick control can along horizontal cavity to countershaft 21 cog direction near or away from.
In the practice, link to each other with base plate 1 through long flat key 20 and sunk screw 19 with reference to accompanying drawing 2 positioning seats 18.
In the practice, alignment pin 9 tops can be multiple shape, like spherical, taper shape, isosceles trapezoid or opening isosceles flute profile.
Consider that the location is reliable, fixed block 2 sides have V-shaped groove B, and movable block 6 has deep-slotted chip breaker A with fixed block 2 relative sides.
With reference to accompanying drawing 1,3, utilize the utility model device to carry out the countershaft assembly to be to the course of work of tooth:
1) draw-out handle ball 16 and rotation successively makes alignment pin 9 be retracted mode through joystick control;
2) thru-bolt 5 being screwed in the screwed hole at countershaft spindle nose place, is the axial location benchmark with the countershaft shaft shoulder 22, and countershaft is positioned on fixed block 2 and the movable block 6;
3) adjustment positioning screw 7 makes the countershaft axle journal contact with the V face of fixed block 2; Positioning of rotating seat 18 is the handle ball 16 of below, through a tooth or teeth groove on the alignment pin 9 location countershafts, realizes the countershaft circumferential registration;
4) tighten positioning screw 7, pressing plate 3 is installed, tighten clamp nut 4 realization countershafts and fix;
5) successively the countershaft gear that heats is inserted in rapidly on the countershaft, rotary handle ball 16 makes alignment pin 9 eject circumferential registration countershaft gear gear ring one tooth or teeth groove.
Claims (7)
1. helical teeth two-pack shaft gearbox countershaft assembly assembled tooth mesh device; It is characterized in that: comprise being used for the countershaft clamping and positioning unit of countershaft axial restraint, a plurality of position-limiting units that are used for countershaft gear circumferencial direction location and a countershaft gear that is used to position-limiting unit is installed the tooth platform; Wherein countershaft clamping and positioning unit comprises base plate (1) and is installed in base plate (1) upward fixed block (2) and movable block (6), and positioning screw (7) is installed on the movable block (6); Each position-limiting unit includes and countershaft cog contacted alignment pin (9) and joystick; Countershaft gear comprises that to the tooth platform being installed in base plate (1) goes up positioning seat (18) and a plurality of horizontal cavity that is arranged on the positioning seat (18); Alignment pin (9) through joystick control can along horizontal cavity to countershaft (21) cog direction near or away from.
2. according to the said assembled tooth mesh device of claim 1; It is characterized in that: countershaft clamping and positioning unit also comprises and is used for linkage unit that countershaft (21) and base plate (1) are connected as one; Said linkage unit comprises pressing plate (3), thru-bolt (5) and clamp nut (4); Pressing plate (3) is installed in base plate (1) below, and thru-bolt (5) one ends link to each other with countershaft (21), and the other end runs through base plate (1) and pressing plate (3) and links to each other with clamp nut (4).
3. according to the said assembled tooth mesh device of claim 1; It is characterized in that: joystick comprises that sliding sleeve (17), part are installed in the pull bar (15) in the sliding sleeve (17) and are installed in the handle ball (16) on the pull bar (15); Pull bar (15) connects as one through connecting bolt (14) with alignment pin (9); Catch (13) is installed on the connecting bolt (14) and is set with spring (12), spring (12) two ends link to each other with catch (13) with alignment pin (9) respectively.
4. according to claim 1 or 2 or 3 said assembled tooth mesh devices, it is characterized in that: fixed block (2) side has V-shaped groove (B), and movable block (6) has deep-slotted chip breaker (A) with the relative side of fixed block (2).
5. according to claim 1 or 2 or 3 said assembled tooth mesh devices, it is characterized in that: alignment pin (9) and a lining (10) matched in clearance, this lining (10) is installed on the positioning seat (18).
6. according to claim 1 or 2 or 3 said assembled tooth mesh devices, it is characterized in that: positioning seat (18) links to each other with base plate (1) through long flat key (20) and sunk screw (19).
7. according to claim 1 or 2 or 3 said assembled tooth mesh devices, it is characterized in that: alignment pin (9) is spherical, taper shape, isosceles trapezoid or opening isosceles flute profile with the contacted end of countershaft gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200434948U CN202412202U (en) | 2012-02-11 | 2012-02-11 | Countershaft assembly assembled type gear aligner of double countershaft transmission of oblique tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200434948U CN202412202U (en) | 2012-02-11 | 2012-02-11 | Countershaft assembly assembled type gear aligner of double countershaft transmission of oblique tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202412202U true CN202412202U (en) | 2012-09-05 |
Family
ID=46736994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200434948U Withdrawn - After Issue CN202412202U (en) | 2012-02-11 | 2012-02-11 | Countershaft assembly assembled type gear aligner of double countershaft transmission of oblique tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202412202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581812A (en) * | 2012-02-11 | 2012-07-18 | 中国重汽集团济南动力有限公司 | Method and assembly type device for aligning countershaft assembly of dual-countershaft helical-tooth gear box |
| CN109352304A (en) * | 2018-12-11 | 2019-02-19 | 广西玉柴机器股份有限公司 | A kind of auxiliary device that engine gear is tightened and method |
-
2012
- 2012-02-11 CN CN2012200434948U patent/CN202412202U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581812A (en) * | 2012-02-11 | 2012-07-18 | 中国重汽集团济南动力有限公司 | Method and assembly type device for aligning countershaft assembly of dual-countershaft helical-tooth gear box |
| CN102581812B (en) * | 2012-02-11 | 2014-02-05 | 中国重汽集团济南动力有限公司 | Assembly type device and method for aligning countershaft assembly of dual-countershaft helical-tooth gear box |
| CN109352304A (en) * | 2018-12-11 | 2019-02-19 | 广西玉柴机器股份有限公司 | A kind of auxiliary device that engine gear is tightened and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20140205 |
|
| RGAV | Abandon patent right to avoid regrant |