CN103615518A - Assembling device and assembling method for gearbox double-shaft assembly of tractor - Google Patents

Assembling device and assembling method for gearbox double-shaft assembly of tractor Download PDF

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Publication number
CN103615518A
CN103615518A CN201210573914.8A CN201210573914A CN103615518A CN 103615518 A CN103615518 A CN 103615518A CN 201210573914 A CN201210573914 A CN 201210573914A CN 103615518 A CN103615518 A CN 103615518A
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CN
China
Prior art keywords
axle
assembly
holes
screw
mounting hole
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Granted
Application number
CN201210573914.8A
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Chinese (zh)
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CN103615518B (en
Inventor
王治军
段华荣
王林军
王建明
徐成慧
张克青
葛便京
金红辉
易良均
王明海
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First Tractor Co Ltd
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First Tractor Co Ltd
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Priority to CN201210573914.8A priority Critical patent/CN103615518B/en
Publication of CN103615518A publication Critical patent/CN103615518A/en
Application granted granted Critical
Publication of CN103615518B publication Critical patent/CN103615518B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/023Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly

Abstract

The invention belongs to the field of mechanical manufacture and relates to an assembling device and an assembling method for gearbox double-shaft assemblies of a tractor. The assembling device comprises a body component (9), two sets of guide components (10), a locating component (11), a hoisting hook component (12) and a pre-installing component (13). The locating component (11), the guide components (10) and the hoisting hook component (12) are fixedly connected to the body component (9) to form a fixedly connected 'integral assembly'. According to the assembling device and the assembling method for gearbox double-shaft assemblies of the tractor, when the double-shaft assemblies conduct assembly in a casing of a power shifting gearbox in an arranging mode, mesh gears between the double-shaft assemblies are in the normal mesh state, collision mechanical damage produced on the mesh faces of the gears is avoided, and it is further ensured that the double-shaft assemblies are accurately aligned when the double-shaft assemblies fall down, so that seal rings at the shaft ends are prevented from being cut, scratched and damaged. In addition, the assembling device is novel in structure, the assembling method is easy to implement and has good use value.

Description

A kind of assembling apparatus for gear box of tractor twin shaft assembly and attach together method
Technical field
The invention belongs to mechanical manufacturing field, relate to a kind of assembling apparatus for gear box of tractor twin shaft assembly and attach together method.
Background technique
Gearbox is the important component part of tractor.At present, domestic tractor still adopts mechanical gear shift gearbox mostly, claims again manpower manual transmission, structure and the assembly method of its gear box casing and driving mechanism (part such as gear, axle, bearing, cover, key).As shown in Figure 1.
By Fig. 1, known, machine becomes in the inner chamber 1a of housing (meaning mechanical changeover gear box casing) 1, lays drive mechanism---output shaft assembly and input shaft assembly; Machine becomes housing 1 top a upper shed 1b; Machine becomes housing 1 front side, is provided with fore bearing 3b ' mounting hole on output shaft flange 2c mounting hole, input shaft; Machine becomes housing 1 rear side, is provided with rear bearing 2b on output shaft " rear bearing 3b on mounting hole and input shaft " mounting hole.
Output shaft assembly and the input shaft assembly assembly process in machine becomes housing 1 is roughly as follows:
1, the installation of output shaft assembly.First, at machine, become housing 1 front side, place fore bearing 2b ' on output shaft flange 2c, output shaft; Secondly, output shaft 2 slaves are become to the exocoel 1c of housing 1 and penetrate by bearing mounting hole the inner chamber 1a that machine becomes housing 1, simultaneously, in penetrating process, by upper shed 1b, by rear bearing 2b on output shaft ", output shaft cogs and overlap key class mounting assembly 2a, is arranged on one by one in order on output shaft 2; Subsequently, screw in locking nut 2d locking.
2, the installation of input shaft assembly.First, at machine, become housing 1 rear side, place rear bearing 3b on input shaft "; Secondly, by penetrating the inner chamber 1a that machine becomes housing 1 in the bearing mounting hole of input shaft 3 slaves change housing 1 front sides, the same, in the process penetrating, by upper shed 1b, input shaft is cogged and overlap key class mounting assembly 3a, be arranged on one by one in order on input shaft 3; Finally, pack on input shaft fore bearing 3b ' into and install front bearing retainer 3c, so far, completing the whole assembly process of driving mechanism in machine becomes housing 1.
Along with scientific and technical development, dynamic power shift gear box starts to be applied on tractor.Described dynamic power shift gear box, means in the situation that not interrupting transmission of power, adopts electrical control hydraulic valve piece to handle hydraulic gear-shifting clutch in good time, thereby realizes gearshift, the commutation of gearbox.This gearbox, is representing a developing direction of Tractor Products now.
It should be noted that, with regard to its gear box casing and its driving mechanism, dynamic power shift gear box has significantly different from mechanical changeover gearbox, thereby also make the assembly process of its driving mechanism (part such as gear, axle, bearing, cover, key) in gear box casing also occur difference, that is, the inapplicable new assembly technology requirement of original assembly method.
Below, with an embodiment, dynamic power shift gear box housing and driving mechanism situation are described, as follows:
1, gear box casing situation.By Fig. 2, Fig. 3, known, moving change on housing (meaning dynamic power shift gear box housing) 4, be provided with and move change housing front end flange face 4a, moving housing rear end flanged surface 4d, the housing inner chamber 4c of becoming; Moving, become on housing front end flange face 4a, be provided with front end face δ 0 and two front end flange face pin-and-hole 4b, and two pin-and-hole spacing dimensions are L2; On the dividing plate of housing inner chamber 4c, be provided with an axle mounting hole δ 1 and two axle mounting hole δ 2, and an axle and two axle mounting holes are apart from being of a size of L1, in addition, be also provided with an axle assembly and two axle assembly lower ends are of a size of H1 with the drop of bearing hole end face.
2, driving mechanism situation.By Fig. 4, known, driving mechanism is comprised of an axle assembly 5 and two axle assemblies 6.On an axle assembly 5, be provided with: an axle 5a, an axle upper end bearing 5b ', an axle lower end bearing 5b ", an axle cogs and overlap on key class mounting assembly 5c, an axle with clutch assembly 5d, component such as seal ring 5e for an axle head end; On two axle assemblies 6, be provided with: two axle 6a, two axle upper end bearing 6b ', two axle lower end bearing 6b ", two axles cog and overlap on key class mounting assembly 6c, two axles with clutch assembly 6d, component such as seal ring 6e for two axle head ends; In addition, an axle assembly and two axle assembly distance between shafts are of a size of L1 '; One axle assembly and two axle assembly lower ends are of a size of H1 ' with bearing face drop, i.e. an axle lower end bearing 5b " with two axle lower end bearing 6b " end face drop be of a size of H1 '; Moreover, by Fig. 4 and in conjunction with Fig. 5, Fig. 6, know, on an axle head end 5a, be provided with a plurality of axle head end seal ring 5e, on two axle head end 6a, be provided with equally a plurality of two axle head end seal ring 6e.
Situation by above-mentioned Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 introduction knows, driving mechanism (axle assembly 5, two axle assemblies 6), in the moving assembling becoming in housing 4, will there will be following situation:
1, moving, become on housing 4, with regard to its housing inner chamber 4c, except being provided with front end face δ 0, one axle mounting hole δ 1, two axle mounting hole δ 2 are outside totally three place's via openings, do not had other can for by opening (especially lateral opening) for facilitating the installation of an axle assembly 5 and two axle assemblies 6 scattered (entering from opening), this makes to become an axle assembly 5 in housing 4 and the assembling of two axle assemblies 6 moving, the output shaft assembly that cannot become in housing 1 with aforesaid machine is the same with input shaft assembly, by side opening (upper shed 1b), the method that loose mail assembling is one by one walked in order in enforcement reaches the object being finally seated.
2, the design due to product structure needs, there is significantly biasing (as shown in Figure 2) in the layout of overlooking of front end face δ 0 and an axle mounting hole δ 1, two axle mounting hole δ 2, this encounters difficulties the assembling of driving mechanism (axle assembly 5, two axle assemblies 6) implementing to place in housing inner chamber 4c property, shows:
If a first puts into an axle assembly 5 the moving housing inner chamber 4c that becomes housing 4, and an axle head end 5a ' is positioned at an axle mounting hole δ 1, now, if place again two axle assemblies 6, not only two axle lower end gear 6c ', to interfere with the moving front end face δ 0 becoming on housing 4, and can with an axle assembly 5 on an axle upper end with gear 5c, interfere, finally cause two axle assemblies 6 to be seated.
If b first packs two axle assemblies 6 in the housing inner chamber 4c of moving change housing 4, and two axle head end 6a ' are positioned at two axle mounting hole δ 2, now, if place again an axle assembly 5, so, a shaft clutch assembly middle gear 5d ' on clutch assembly 5d for one axle, will interfere with clutch assembly 6d with two axles, finally causes an axle assembly 5 to be seated.
Based on above-mentioned situation, its driving mechanism is being moved to the interior enforcement of change housing 4 " assembling of placement property ", its thinking is: first twin shaft (axle assembly 5, two axle assemblies 6) completes general assembly separately outside in advance, and by mutual meshed gears in normal engagement, be that twin shaft is combined, together by the moving front end face δ 0 becoming on housing 4, enter in housing inner chamber 4c subsequently, and one axle head end 5a ', two axle head end 6a ' are placed in respectively in an axle mounting hole δ 1 and two axle mounting hole δ 2, have then reached the object of placement property assembling.
At present, the twin shaft assembly adopting according to this thinking attaches together method, as shown in Figure 7.
By Fig. 7, known, one axle assembly 5 and two axle assemblies 6 complete general assembly separately in advance in the moving outside that becomes housing 4, and under operator's controlling, with lifting rope 7 by the two combination (tying up) together, by the suspension hook 8 on outside overhead hoist (as overhead traveling crane), the twin shaft assembly handling after attaching together is become to housing 4 tops to moving, by front end face δ 0, slowly fall in housing inner chamber 4c subsequently, and manually repeatedly to bit correction falling direction in the situation that, finally make an axle head end 5a ', two axle head end 6a ' are placed in respectively in an axle mounting hole δ 1 and two axle mounting hole δ 2, then take next step measure, complete its whole placement assembling.
This method, although feasible, also exist following insoluble problem:
1, on an axle assembly 5 and two axle assemblies 6, the gear engagement states of gear is bad each other, as often in crooked disengaged position, cause an axle assembly and two axle assembly distance between shafts size L1 ' to guarantee,, L1 ' and an axle and a two axle mounting hole carpenters squares cun L1 differ too large, this makes an axle head end 5a ', two axle head end 6a ' be difficult to fall in an axle mounting hole δ 1 and two axle mounting hole δ 2 in the process falling, need artificial firmly righting, repeatedly to bit correction, do like this, not only waste time and energy, and inefficiency.
2, because above-mentioned engaging gear is often in crooked disengaged position, separately the gross weight separately due to an axle assembly 5 and two axle assemblies 6 differs, thereby cause an axle assembly and two axle assembly lower ends cannot guarantee with bearing face drop size H1 ', , H1 ' and an axle assembly and two axle assembly bearing hole end face drop size H1 differ too large, equally, in the process falling, also make an axle head end 5a ', two axle head end 6a ' are difficult to fall in an axle mounting hole δ 1 and two axle mounting hole δ 2, in addition, this situation, also make the Surface of action of gear easily produce the hard defects of colliding with, affect the service property (quality) of subsequent product.
3, in combination, tie up in the process of (axle assembly 5 and two axle assemblies 6) whereabouts, owing to lacking to fall guiding, in addition the surrounding side that operator cannot driven change housing 4 is in addition observed its whereabouts situation and is given instructing and proofread and correct, therefore, even if the problems referred to above do not exist, can make too an axle head end 5a ', two axle head end 6a ' when falling into an axle mounting hole δ 1 and two axle mounting hole δ 2, occur the problem of whereabouts contraposition difficulty.
4, the difficult problem of whereabouts contraposition occurring when falling into an axle mounting hole δ 1 and two axle mounting hole δ 2 just because of an above-mentioned axle head end 5a ', two axle head end 6a ', then produce again chain reaction, make a seal ring 5e for axle head end, two axle head ends often be subject on an axle mounting hole cutting of corner angle β 2 on corner angle β 1, two axle mounting holes with seal ring 6e and scrape damage, cause the circumstances poorly sealed, that occur leakage of oil in follow-up using process to occur, have a strong impact on the service property (quality) of subsequent product.
Given this, moving, become in housing 4, how to implement quickly and safely the assembling of driving mechanism (axle assembly 5 and two axle assemblies 6) placement property, solve the cog problem of positive engagement and whereabouts contraposition difficulty of twin shaft assembly, guarantee gear Surface of action do not collided with hard defects, guarantee that shaft end sealing ring is not cut and scrape damage, time saving and energy saving, improve effect, meet the demands, become a difficult problem urgently to be resolved hurrily.
Summary of the invention
For addressing the above problem, the object of the present invention is to provide a kind of assembling apparatus for gear box of tractor twin shaft assembly and attach together method, when twin shaft assembly is implemented the assembling of placement property in dynamic power shift gear box housing, can make the mutual engaging gear of twin shaft assembly in normal engagement, avoid gear Surface of action to produce the hard defects of colliding with, in the time of also can guaranteeing that twin shaft assembly falls together, contraposition is accurate, avoid shaft end sealing ring to be subject to cutting and scrape damage, in addition, this apparatus structure is novel, method is simple, and quick and safe is reliable, time saving and energy saving efficient, and easy to implement, there is good use value.
In order to realize foregoing invention object, the present invention by the following technical solutions:
An assembling apparatus for gear box of tractor twin shaft assembly, comprising: body assembly, two cover guidance sets, positioning component, handling hook assembly and pre-arrangement; Wherein, on body assembly, be fixedly connected with positioning component, two cover guidance set and handling hook assemblies, that is, form one " assembly connects firmly integral body ".
For an assembling apparatus for gear box of tractor twin shaft assembly, described body assembly, comprising: matrix, major axis cover and short sleeve; On the matrix in short sleeve left side, be provided with screw on the left mounting hole of lining, the left mounting hole of guide pin bushing, matrix; On the matrix on major axis cover right side, be provided with screw on the right mounting hole of guide pin bushing, the right mounting hole of lining, matrix; On major axis cover, short sleeve, be respectively arranged with long inner hole of shaft sleeve, major axis and put screw on screw and short sleeve endoporus, short sleeve, wherein, major axis cover is equal at the moving axle becoming on housing very little with two axle mounting hole carpenters squares with short sleeve spacing dimension; In addition, on matrix, be also provided with handling hook assembly mounting hole.
A kind of assembling apparatus for gear box of tractor twin shaft assembly, two described cover guidance sets, wherein, every cover guidance set comprises: short guiding column, positioning plate, location round pin, clamping bolt, Returnning spring, spring washer, long guide pillar, screwed retaining ring, usher to seat guide pin bushing and lining; The usher to seat guide pin bushing of two covers in guidance sets connects firmly in the left mounting hole of guide pin bushing on matrix, the right mounting hole of guide pin bushing by clamping bolt respectively; The lining of two covers in guidance sets respectively with matrix on the right mounting hole of the left mounting hole of lining, lining implement interference and connect firmly; One end of two short guiding columns penetrates in the endoporus of two linings and can implement sliding and running, and the other end connects firmly on the plate of two positioning plates in plane by clamping bolt; On the cylndrical surface of two long guide pillars, be respectively installed with Returnning spring, spring washer, and usher to seat after guide pin bushing penetrating, its threaded end is screwed into screwed retaining ring, in addition, the other end of two long guide pillars is flange end, by clamping bolt, connects firmly respectively on the positioning plate of two positioning plates in plane; Two location round pins are placed in respectively in the hole of positioning plate lower plane of two positioning plates upper, and with long guide pillar be same axis, in addition, two location round pin spacing dimensions are equal at the two pin-and-hole spacing dimensions that move on change housing.
A kind of assembling apparatus for gear box of tractor twin shaft assembly, described positioning component, comprising: two flange seats, two star grip knobs, two bearing pins for handles, screw, location short screw, positioning ring axle for for flange seat, two axles are with positioning rings and locate long bolt; Wherein, two flange seats are connected firmly at major axis and put on end face, short sleeve upper-end surface with screw by flange seat; One end of location short screw uses bearing pin and star grip knob to connect firmly by handle, and the other end of location short screw is threaded end; One end of location long bolt uses bearing pin and star grip knob to connect firmly by handle, same, and the other end of location long bolt is threaded end; One positioning ring for axle, two axles with positioning ring respectively interference connect firmly in major axis cover lower end inner hole surface, short sleeve lower end inner hole surface.
For an assembling apparatus for gear box of tractor twin shaft assembly, described handling hook assembly, comprising: nut, lifting screw rod, hanger and handgrip; The lower end of lifting screw rod connects firmly on the handling hook assembly mounting hole on matrix by nut.
A kind of assembling apparatus for gear box of tractor twin shaft assembly, described pre-arrangement, comprising: base, " " " type 1# straight guide, two " L " type slide blocks, sliding support with holes, fixed bearing with holes, hexagon socket cap head screw, Joystick, " " " type 2# straight guide, seal ring sheath and axle seal ring sheaths for two axles; Wherein, sliding support with holes is provided with two axles with seal ring sheath in endoporus, also by hexagon socket cap head screw, sliding support with holes and two " L " type slide blocks is connected firmly; " " " type 1# straight guide and " " " type 2# straight guide, by hexagon socket cap head screw, connect firmly respectively on base, and on it two " " " type projection part; embed respectively among the groove of two " L " type slide blocks, and can its sliding support with holes be slided along direction of advance or direction of retreat by pulling Joystick; Fixed bearing with holes is provided with an axle with seal ring sheath in endoporus, also by hexagon socket cap head screw, fixed bearing with holes is connected firmly on base, in addition, fixed bearing with holes and sliding support with holes upper-end surface spacing dimension are equal to an axle assembly and bearing hole end face drop size for two axle assembly lower ends; For two axles, seal ring sheath, an axle all adopt nylon material to make with seal ring sheath, and interference connects firmly in the endoporus separately of sliding support with holes, fixed bearing with holes respectively.
For the method that attaches together of gear box of tractor twin shaft assembly, step is as follows:
1) pre-install an axle assembly:, get an axle assembly that has completed general assembly, make one axle head end and on an axle head end with seal ring, together insert among an axle in the pre-arrangement endoporus with seal ring sheath, and an axle lower end is dropped on fixed bearing with holes upper-end surface with the end face of outer race;
2) pull sliding support with holes:, pass through Joystick, impel sliding support with holes " " " type 1# straight guide, " on " " type 2# straight guide along line slip after direction of retreat, expand the spacing between sliding support with holes and fixed bearing with holes, make it be greater than an axle assembly and two axle assembly distance between shafts sizes;
3) pre-install two axle assemblies:, get two axle assemblies that completed general assembly, make its two axles head end and on two axle head ends with seal ring, together insert two axles in pre-arrangement with among seal ring sheath endoporus, and the two axle lower ends that make are dropped on fixed bearing with holes upper-end surface with the end face of outer race;
4) promote sliding support with holes,, pass through Joystick, impel sliding support with holes and pre-installed two axle assemblies thereon together, " " " type 1# straight guide, " on " " type 2# straight guide along line slip before direction of advance, dwindle the spacing between sliding support with holes and fixed bearing with holes, make it be equal to an axle assembly and two axle assembly distance between shafts sizes;
5) positioning component location:, first take off respectively outer race and two axle upper end outer races for an axle upper end, subsequently, by body assembly, positioning component, two cover guidance sets and handling hook assemblies connect firmly the axle positioning ring on positioning component in " assembly connects firmly integral body " of formation, two axles are enclosed within respectively an axle upper end bearing that has previously taken off outer race with positioning ring, two axle upper ends are with on the tapper body of bearing, finally, by the location short screw on positioning component, location long bolt screws in respectively a shaft tail end screw, in two shaft tail end screws, enforcement screws location,
6) handling lay lower end outer shroud:, adopt the suspension hook on outside overhead hoist, hang the hanger on handling hook assembly in aforesaid " assembly connects firmly integral body ", and by " assembly connects firmly integral body " and located the axle assembly, two axle assemblies that screw and sling, and be transported to above moving change housing front end flange face, subsequently, an axle that falls to staying on fixed bearing with holes upper-end surface is picked up with outer race two axle lower ends on outer race, sliding support with holes upper-end surface for lower end, and put into an axle mounting hole, the two axle mounting holes of the housing inner chamber that is arranged in moving change housing;
7) avoid interfering:, to move centered by the front end face that becomes housing, fall aforesaid " assembly connects firmly integral body " and located an axle assembly, two axle assemblies that screw on it, until avoid the position of mutually interfering;
8) guiding falls to putting in place:, in implementation step 7) after, by two location round pins of the location round pin spacing dimension on two guidance sets in aforesaid " assembly connects firmly integral body ", aim at after two front end flange face pin-and-holes that move the two pin-and-hole spacing dimensions that become housing, continue to fall, until insert front end flange face pin-and-hole, subsequently, one axle assembly, two axle assemblies continue to fall in the situation that having guiding, a until axle head end, seal ring and two axle head ends for one axle head end, two axle head ends enter respectively an axle mounting hole with seal ring, in two axle mounting holes, and one axle lower end falls into respectively and has previously been placed on an axle mounting hole with the tapper body of bearing with bearing and two axle lower ends, an axle lower end outer race in two axle mounting holes, two axle lower ends are with on outer race, so far show to fall to putting in place,
9) remove stage makeup and costume and lay upper end outer shroud:, by locating short screw on positioning component in " assembly connects firmly integral body ", location long bolt unscrews respectively, and depart from a shaft tail end screw, two shaft tail end screws, meanwhile, under the reset response of Returnning spring, short guiding column, long guide pillar and screwed retaining ring are kept in the center, now, unload " assembly connects firmly integral body ", and respectively by step 5) outer race and the two axle upper end outer races for an axle upper end that take off, be placed in put into housing inner chamber an axle upper end with on bearing and the two axle upper ends use tapper body of bearing;
10) complete last installation:, in two front end flange face pin-and-holes of moving change housing front end flange face, two pins are first installed, load onto subsequently gearbox protecgulum, and with fastening piece, give fastening, so far show: in the moving change housing of dynamic power shift gear box, the placement assembling work of implementing an axle assembly and two axle assemblies all completes.
Owing to adopting above-described technological scheme, the present invention can reach following beneficial effect:
1, a kind of assembling apparatus for gear box of tractor twin shaft assembly of the present invention, owing to being provided with pre-arrangement and positioning component in device, thereby can make an axle assembly and two axle assembly distance between shafts size L1 ' can be consistent when mounted with an axle and a two axle mounting hole carpenters squares cun L1, also can make an axle assembly and two axle assembly lower ends be consistent with bearing face drop size H1 ' and an axle assembly and two axle assembly bearing hole end face drop size H1, so, when twin shaft assembly is implemented placement property assembling whereabouts in gear box casing, not only can effectively guarantee needs meshed gears in good engagement, avoid its Surface of action output hard defects of colliding with, but also for having laid a good foundation follow-up accurate contraposition whereabouts,
2, a kind of assembling apparatus for gear box of tractor twin shaft assembly of the present invention, owing to being provided with guidance set in device, thereby the accurate contraposition whereabouts problem can effectively solve twin shaft assembly and implement the assembling of placement property fall in gear box casing time, thereby effectively avoided cutting of shaft end sealing ring to scrape damage, and assembly process quick and safe is reliable, time saving and energy saving efficient;
3, a kind of assembling apparatus for gear box of tractor twin shaft assembly of the present invention and attach together method, its apparatus structure is novel, and method is simple, and easy to implement, has good use value.
accompanying drawing explanation
Fig. 1 is mechanical changeover transmission assembly schematic diagram;
Fig. 2 is tractor dynamic power shift gear box housing schematic diagram;
Fig. 3 is the A-A view of Fig. 2;
Fig. 4 is one, two axle assembly combination schematic diagram in dynamic power shift gear box;
Fig. 5 is the I place partial enlarged drawing of Fig. 4;
Fig. 6 is the II place partial enlarged drawing of Fig. 4;
Fig. 7 is that original moving change housing and one, two axle assemblies attach together schematic diagram;
Fig. 8 is one of a kind of structural representation for gear box of tractor twin shaft assembly assembling apparatus of the present invention;
Fig. 9 is two of a kind of structural representation for gear box of tractor twin shaft assembly assembling apparatus of the present invention;
Figure 10 is body assembly structural representation;
Figure 11 is the B-B view of Figure 10;
Figure 12 is guidance set structural representation;
Figure 13 is the C-C view of Figure 12;
Figure 14 is positioning component structural representation;
Figure 15 is handling hook assembly structural representation;
Figure 16 is that the K of Figure 15 is to view;
Figure 17 is prepackage modular construction schematic diagram;
Figure 18 is the D-D view of Figure 17;
Figure 19 is the E-E view of Figure 17;
Figure 20 is one of work schematic diagram of attaching together of gear box of tractor twin shaft assembly;
Figure 21 is two of the work schematic diagram that attaches together of gear box of tractor twin shaft assembly;
Figure 22 is three of the work schematic diagram that attaches together of gear box of tractor twin shaft assembly;
Figure 23 is four of the work schematic diagram that attaches together of gear box of tractor twin shaft assembly;
Figure 24 is five of the work schematic diagram that attaches together of gear box of tractor twin shaft assembly.
In figure:
1, machine becomes housing (meaning mechanical changeover gear box casing); 1a, inner chamber; 1b, upper shed; 1c, exocoel; 2, output shaft; 2a, output shaft cog and overlap key class mounting assembly; Fore bearing on 2b ', output shaft; 2b ", rear bearing on output shaft; 2c, output shaft flange; 2d, locking nut; 3, input shaft; 3a, input shaft cog and overlap key class mounting assembly; Fore bearing on 3b ', input shaft; 3b ", rear bearing on input shaft; 3c, front bearing retainer;
4, the moving housing (meaning dynamic power shift gear box housing) that becomes; 4a, the moving housing front end flange face that becomes; 4b, front end flange face pin-and-hole; 4c, housing inner chamber; 4d, the moving housing rear end flanged surface that becomes; 4e, two axle mounting holes; 4f, an axle mounting hole; 5, an axle assembly; 5a, an axle; 5a ', an axle head end; 5a ", a shaft tail end screw; 5b ', an axle upper end bearing; 5b ' 1, an axle upper end outer race; 5b ", an axle lower end bearing; 5b " 1, one axle lower end outer race; 5c, an axle cog and overlap key class mounting assembly; 5c ', an axle upper end gear; Clutch assembly on 5d, an axle; 5d ', a shaft clutch assembly middle gear; 5e, an axle head end seal ring; 6, two axle assemblies; 6a, two axles; 6a ', two axle head ends; 6a ", two shaft tail end screws; 6b ', two axle upper end bearings; 6b ' 1, two axle upper end outer races; 6b ", two axle lower end bearings; 6b " 1, two axle lower end outer races; 6c, two axles cog and overlap key class mounting assembly; 6c ', two axle lower end gears; Clutch assembly on 6d, two axles; 6d ', two shaft clutch assembly middle gears; 6e, two axle head end seal rings; 7, lifting rope; 8, suspension hook;
9, body assembly; 10, guidance set; 11, positioning component; 12, handling hook assembly; 13, pre-arrangement; 14, matrix; Screw on 14 ', matrix; 15, major axis cover; 15a, major axis cover lower end inner hole surface; 15b, major axis put end face; 15 ', major axis put screw; 16, short sleeve; 16a, short sleeve lower end inner hole surface; 16b, short sleeve upper-end surface; Screw on 16 ', short sleeve; 17, short guiding column; 18, positioning plate; Plane on 18a, positioning plate; 18b, positioning plate lower plane; 19, location round pin; 20, clamping bolt; 21, Returnning spring; 22, spring washer; 23, long guide pillar; 24, screwed retaining ring; 25, the guide pin bushing of usheing to seat; 26, lining; 27, flange seat; 28, star grip knob; 29, handle bearing pin; 30, flange seat screw; 31, location short screw; 32, an axle positioning ring; 33, two axle positioning rings; 34, location long bolt; 35, nut; 36, lifting screw rod; 36a, screw rod lower end; 36b, screw rod upper end; 37, hanger; 38, handgrip; 39, base; 40, " " " type 1# straight guide; 41, " L " type slide block; 42, sliding support with holes; 42a, sliding support with holes upper-end surface; 43, fixed bearing with holes; 43a, fixed bearing with holes upper-end surface; 44, hexagon socket cap head screw; 45, Joystick; 46, " " " type 2# straight guide; 47, two axles seal ring sheath; 48, axle seal ring sheath; 49, gearbox protecgulum; 50, pin.
In another figure:
δ 0, front end face; δ 1, an axle mounting hole; δ 2, two axle mounting holes; δ 4, the left mounting hole of lining; δ 5, the left mounting hole of guide pin bushing; δ 6, long inner hole of shaft sleeve; δ 7, short sleeve endoporus; δ 8, the right mounting hole of guide pin bushing; δ 9, the right mounting hole of lining; δ 10, handling hook assembly mounting hole; Bearing hole end face drop size for H1, an axle assembly and two axle assembly lower ends; Corner angle on β 1, an axle mounting hole; Corner angle on β 2, two axle mounting holes; Bearing face drop size for H1 ', an axle assembly and two axle assembly lower ends; H1 ", fixed bearing with holes and sliding support with holes upper-end surface spacing dimension; L1, an axle and two axle mounting hole carpenters squares cun; L1 ', an axle assembly and two axle assembly distance between shafts sizes; L1 ", major axis cover and short sleeve spacing dimension; L2, two pin-and-hole spacing dimensions; L2 ', two location round pin spacing dimensions; γ ', the first monolateral gap (mean an axle assembly lower end seal ring place axle journal and an axle with the radially monolateral gap existing between seal ring sheath endoporus); γ ", the second monolateral gap (mean two axle assembly lower end seal ring place axle journals and two axles with the radially monolateral gap existing between seal ring sheath endoporus); Q, direction of retreat; P, direction of advance.
Embodiment
By the following examples, can explain in more detail the present invention, the present invention is not limited to the following examples, discloses object of the present invention and is intended to protect all changes and improvements in the scope of the invention.
By Fig. 8, Fig. 9, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, comprising: body assembly 9, two cover guidance sets 10, positioning component 11, handling hook assembly 12 and pre-arrangement 13; Wherein, upper at body assembly (9), be fixedly connected with positioning component (11), two cover guidance set (10) and handling hook assemblies (12), that is, form one " assembly connects firmly integral body ".
By Figure 10, Figure 11, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, described body assembly 9, comprising: matrix 14, major axis cover 15 and short sleeve 16; On the matrix 14 in short sleeve 16 left sides, be provided with screw 14 ' on the left mounting hole δ 4 of lining, the left mounting hole δ 5 of guide pin bushing and matrix, be the installation for a set of guidance set 10 in body assembly 9 left sides; At major axis, overlapping on the matrix 14 on 15 right sides, be provided with screw 14 ' on the right mounting hole δ 8 of guide pin bushing, the right mounting hole δ 9 of lining and matrix, is the installation for the another set of guidance set 10 on body assembly 9 right sides; On major axis cover 15 and short sleeve 16, be respectively arranged with long inner hole of shaft sleeve δ 6, major axis puts screw 16 ' on screw 15 ', short sleeve endoporus δ 7 and short sleeve, system is for the installation of positioning component 11, wherein, major axis cover and short sleeve spacing dimension L1 " be equal at the axle and the two axle mounting hole carpenters squares cun L1 that move on change housing 4; In addition, on matrix 14, be also provided with handling hook assembly mounting hole δ 10, for the installation of handling hook assembly 12.
By Figure 12, Figure 13, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, two described cover guidance sets 10, wherein, every cover guidance set comprises: short guiding column 17, positioning plate 18, location round pin 19, clamping bolt 20, Returnning spring 21, spring washer 22, long guide pillar 23, screwed retaining ring 24, usher to seat guide pin bushing 25 and lining 26; The guide pin bushing 25 of usheing to seat in two cover guidance sets connects firmly in the left mounting hole δ 5 of guide pin bushing and the right mounting hole δ 8 of guide pin bushing on matrix 14 by clamping bolt 20 respectively; Lining 26 in two covers respectively with matrix 14 on the right mounting hole δ of the left mounting hole δ 4 of lining, lining 9 implement interference and connect firmly; One end of two short guiding columns 17 penetrates in the endoporus of two linings 26 and can implement sliding and running, and the other end connects firmly on the positioning plate of two positioning plates 18 on plane 18a by clamping bolt 20; On the cylndrical surface of two long guide pillars 23, be respectively installed with Returnning spring 21, spring washer 22, and usher to seat after guide pin bushing 25 penetrating, its threaded end is screwed into screwed retaining ring 24, in addition, the other end of two long guide pillars 23 is flange end, by clamping bolt 20, connects firmly respectively on the positioning plate of two positioning plates 18 on plane 18a; Two location round pins 19 are placed in respectively in the hole of positioning plate lower plane 18b of two positioning plates 18 upper, and with long guide pillar 23 be same axis, in addition, two locate round pin spacing dimension L2 ' is equal at the two pin-and-hole spacing dimension L2 that move on change housing 4.
By Figure 14, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, described positioning component 11, comprising: two flange seats 27, two star grip knobs 28, two bearing pins 29 for handles, screw 30 for flange seat, location short screw 31, positioning ring 32 for an axle, positioning rings 33 and location long bolt 34 for two axles; Wherein, two flange seats 27 are used screw 30 to connect firmly at major axis by flange seat to put on end face 15b and short sleeve upper-end surface 16b; One end of location short screw 31 use bearing pin 29 and star grip knob 28 to connect firmly by handle, and the other end of location short screw is threaded end, can be used for an axle assembly 5 on a shaft tail end screw 5a " enforcement screw thread links; One end of location long bolt 34 use bearing pin 29 and star grip knob 28 to connect firmly by handle, same, and the other end of location long bolt is threaded end, can be used for two axle assemblies 6 on two shaft tail end screw 6a " enforcement screw thread links; Positioning ring 32 for one axle, two axles with positioning ring 33 respectively interference connect firmly on major axis cover lower end inner hole surface 15a, short sleeve lower end inner hole surface 16a, it should be noted that, for an axle, positioning ring 32, two axles can substitute and use with the outer shroud of the bearing on the twin shaft assembly of required installation with positioning ring 33.
By Figure 15, Figure 16, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, described handling hook assembly 12, comprising: nut 35, lifting screw rod 36, hanger 37 and handgrip 38; The screw rod lower end 36a of lifting screw rod 36 connects firmly on the handling hook assembly mounting hole δ 10 on matrix 14 by nut 35.
By Figure 17, Figure 18, Figure 19, known, a kind of assembling apparatus for gear box of tractor twin shaft assembly, described pre-arrangement 13, comprising: base 39, " " " type 1# straight guide 40, two " L " type slide blocks 41, sliding support with holes 42, fixed bearing with holes 43, hexagon socket cap head screw 44, Joystick 45, " seal ring sheaths 47 and seal ring sheath 48 for an axle for " " type 2# straight guide 46, two axles; Wherein, sliding support 42 with holes is provided with two axles with seal ring sheath 47 in endoporus, also by hexagon socket cap head screw 44, sliding support 42 with holes and two " L " type slide blocks 41 is connected firmly; " " " type 1# straight guide 40 and " " " type 2# straight guide 46, by hexagon socket cap head screw 44, connect firmly respectively on base 39, and on it two " " " type projection part; embed respectively among the groove of two " L " type slide blocks 41, and can its sliding support 42 with holes be slided along direction of advance P or direction of retreat Q by pulling Joystick 45; Fixed bearing 43 with holes is provided with an axle with seal ring sheath 48 in endoporus, also by hexagon socket cap head screw 44, fixed bearing 43 with holes is connected firmly on base 39, in addition, fixed bearing with holes and sliding support with holes upper-end surface spacing dimension H1 " be equal to an axle assembly and bearing hole end face drop size H1 for two axle assembly lower ends; It should be noted that, for above-mentioned two axles, seal ring sheath 47, an axle all adopt nylon material to make with seal ring sheath 48, and interference connects firmly in the endoporus separately of sliding support 42 with holes, fixed bearing with holes 43 respectively.
Below, for an embodiment, by Figure 20, Figure 21, Figure 22, Figure 23, Figure 24 and in conjunction with Fig. 2, Fig. 3, Fig. 4, illustrate a kind of method that attaches together for gear box of tractor twin shaft assembly.
Certain Motivation of enterprises manual transmission assembling moving change housing 4 used, as shown in Figure 2 and Figure 3; An axle assembly 5 used, two axle assemblies 6, as shown in Figure 4; Outside overhead hoist used is 0.5T crane gear, and manufacturing firm is Gao Bo (Tianjin) crane gear Co., Ltd.
The another work schematic diagram from Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, a kind of assembling apparatus for gear box of tractor twin shaft assembly of the present invention has completed its making work, and assembled and put in place, wherein, body assembly 9, two cover guidance set 10, positioning component 11 and handling hook assemblies 12, by fastening piece, connected firmly as a whole, i.e. " assembly connects firmly integral body "; In addition, seal ring sheath 48, two axles for an axle on pre-arrangement 13 all adopt nylon material to make with seal ring sheath 47.
The present embodiment, a kind of method that attaches together for gear box of tractor twin shaft assembly, step is as follows:
1) pre-install an axle assembly 5:, get an axle assembly 5 that has completed general assembly, make one axle head end 5a ' and on an axle head end with seal ring 5e, together insert among an axle in pre-arrangement 13 endoporus with seal ring sheath 48, and make an axle lower end outer race 5b " 1 end face drops on fixed bearing with holes upper-end surface 43a; It should be noted that, in this process, because an axle assembly 5 is taked the placement of " single shaft " open type, contraposition while being convenient to, separately because an axle is larger than an axle head end 5a ' axle outside dimension with seal ring sheath 48 interior hole dimensions with protective action and an axle of seal ring sheath 48 nylon materials, have the first monolateral gap γ ', thereby not only conveniently complete it and insert, and can make an axle head end avoid cutting with seal ring 5e to scrape damage;
2) pull sliding support 42 with holes:, by Joystick 45, impel sliding support 42 with holes " " " type 1# straight guide 40, " on " " type 2# straight guide 46 along line slip after direction of retreat Q, expand the spacing between sliding support 42 with holes and fixed bearing with holes 43, make it be greater than an axle assembly and two axle assembly distance between shafts size L1 ', its objective is in order to prevent mutual interference, so that two axle assembly 6 prepackages;
3) pre-install two axle assemblies 6:, get two axle assemblies 6 that completed general assembly, make its two axle head end 6a ' and on two axle head ends with seal ring 6e, together insert two axles in pre-arrangement 13 with among seal ring sheath 47 endoporus, and the two axle lower end outer race 6b that make " 1 end face drops on fixed bearing with holes upper-end surface 42a; The same, it should be noted that, in this process, because two axle assemblies 6 are taked the placement of " single shaft " open type,, separately, because two axles are large than two axle head end 6a ' axle outside dimensions with seal ring sheath 47 interior hole dimensions with protective action and two axles of seal ring sheath 47 nylon materials, there is the second monolateral gap γ in contraposition while being convenient to "; thereby not only conveniently complete it and insert, and can make two axle head ends avoid cutting with seal ring 6e to scrape damage;
4) promote sliding support 42 with holes,, by Joystick 45, impel sliding support 42 with holes and pre-installed two axle assemblies 6 thereon together, " " " type 1# straight guide 40, " on " " type 2# straight guide 46 along line slip before direction of advance P, dwindle the spacing between sliding support 42 with holes and fixed bearing with holes 43, make it be equal to an axle assembly and two axle assembly distance between shafts size L1 ', its objective is in order to guarantee that the mutual engaging gear of an axle assembly 5 and two axle assemblies 6 is in normal engagement, so that the location of next step positioning component 11;
5) positioning component 11 location:, first take off respectively an axle upper end outer race 5b ' 1 and two axle upper end outer race 6b ' 1, subsequently, by body assembly 9, positioning component 11, two cover guidance sets 10 and handling hook assemblies 12 connect firmly the positioning ring 32 for axle on positioning component 11 in " assembly connects firmly integral body " of formation, two axles are enclosed within respectively an axle upper end bearing 5b ' who has previously taken off outer race with positioning ring 33, two axle upper ends are used on the tapper body of bearing 6b ', finally, by the location short screw 31 on positioning component 11, location long bolt 34 screws in respectively a shaft tail end screw 5a ", two shaft tail end screw 6a " in, enforcement screws location, its object one is in order to guarantee an axle and two axle mounting hole carpenters squares cun L1, the 2nd, in order to guarantee bearing face drop size H1 ' for an axle assembly and two axle assembly lower ends, be equal to fixed bearing with holes and sliding support with holes upper-end surface spacing dimension H1 on pre-arrangement 13 ",
6) handling lay lower end outer shroud:, adopt the suspension hook 8 on outside overhead hoist, hang the hanger 37 on handling hook assembly 12 in aforesaid " assembly connects firmly integral body ", and by " assembly connects firmly integral body " and located the axle assembly 5 screwing, two axle assemblies 6 are sling, and be transported to above moving change housing front end flange face 4a, subsequently, by an axle lower end outer race 5b who falls to staying on fixed bearing with holes upper-end surface 43a " 1, two axle lower end outer race 6b on sliding support with holes upper-end surface 42a " 1 pick up, and put into and be arranged in a moving axle mounting hole 4f who becomes the housing inner chamber 4c of housing 4, in two axle mounting hole 4e,
7) avoid interfering:, to move centered by the front end face δ 0 that becomes housing 4, fall aforesaid " assembly connects firmly integral body " and located an axle assembly 5, two axle assemblies 6 that screw on it, until avoid the position of mutually interfering; Its reason is that the object of above-mentioned way is for fear of when it falls because the layout of overlooking of an axle mounting hole δ 1, two axle mounting hole δ 2 in front end face δ 0 and housing inner chamber 4c is setovered, and two axle lower ends use gear 6c ' and front end face δ 0 to interfere;
8) guiding falls to putting in place:, in implementation step 7) after, by two the location round pins 19 of the location round pin spacing dimension L2 ' on two guidance sets 10 in aforesaid " assembly connects firmly integral body ", aim at after two front end flange face pin-and-hole 4b that move the two pin-and-hole spacing dimension L2 that become housing 4, continue to fall, until insert front end flange face pin-and-hole 4b, subsequently, one axle assembly 5, two axle assemblies 6 continue to fall in the situation that having guiding, a until axle head end 5a ', seal ring 5e and two axle head end 6a ' for one axle head end, two axle head ends enter respectively an axle mounting hole δ 1 with seal ring 6e, in two axle mounting hole δ 2, and one axle lower end bearing 5b " with two axle lower end bearing 6b " tapper body fall into respectively and be previously placed on an axle mounting hole 4f, an axle lower end outer race 5b in two axle mounting hole 4e " 1, two axle lower end outer race 6b " on 1, so far show to fall to putting in place,
9) remove stage makeup and costume and lay upper end outer shroud:, to on positioning component 11 in aforesaid " assembly connects firmly integral body ", locate short screw 31, location long bolt 34 unscrews respectively, and depart from a shaft tail end screw 5a ", two shaft tail end screw 6a ", meanwhile, under the reset response of Returnning spring 21, short guiding column 17, long guide pillar 23 and screwed retaining ring 24 are kept in the center, now, unload " assembly connects firmly integral body ", and respectively by step 5) the axle upper end outer race 5b ' 1 and the two axle upper end outer race 6b ' 1 that take off, being placed in an axle upper end of putting into housing inner chamber 4c uses bearing 5b ' and two axle upper ends to use on the tapper body of bearing 6b ',
10) complete last installation:, in two front end flange face pin-and-hole 4b of moving change housing front end flange face 4a, two pins 50 are first installed, load onto subsequently gearbox protecgulum 49, and with fastening piece, give fastening, so far show: in the moving change housing 4 of dynamic power shift gear box, the placement assembling work of implementing an axle assembly 5 and two axle assemblies 6 all completes.
Further illustrate: in order to disclose object of the present invention in this paper embodiment selected embodiment, current think suitable, but it should be noted that the present invention is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and the scope of the invention.

Claims (7)

1. for an assembling apparatus for gear box of tractor twin shaft assembly, it is characterized in that: described assembling apparatus comprises: body assembly (9), two cover guidance sets (10), positioning component (11), handling hook assembly (12) and pre-arrangement (13); Wherein, upper at body assembly (9), be fixedly connected with positioning component (11), two cover guidance set (10) and handling hook assemblies (12), that is, form one " assembly connects firmly integral body ".
2. a kind of assembling apparatus for gear box of tractor twin shaft assembly according to claim 1, is characterized in that: described body assembly (9), comprising: matrix (14), major axis cover (15) and short sleeve (16); Matrix (14) in short sleeve (16) left side is upper, is provided with screw (14 ') on the left mounting hole of lining (δ 4), the left mounting hole of guide pin bushing (δ 5) and matrix; Matrix (14) on major axis cover (15) right side is upper, is provided with screw (14 ') on the right mounting hole of guide pin bushing (δ 8), the right mounting hole of lining (δ 9) and matrix; On major axis cover (15) and short sleeve (16), be respectively arranged with long inner hole of shaft sleeve (δ 6), major axis puts screw (16 ') on screw (15 '), short sleeve endoporus (δ 7) and short sleeve, wherein, major axis cover and short sleeve spacing dimension L1 " be equal at the axle and the two axle mounting hole carpenters squares cun L1 that move on change housing (4); In addition, upper at matrix (14), be also provided with handling hook assembly mounting hole (δ 10).
3. a kind of assembling apparatus for gear box of tractor twin shaft assembly according to claim 1, it is characterized in that: two described cover guidance sets (10), wherein, every cover guidance set comprises: short guiding column (17), positioning plate (18), location round pin (19), clamping bolt (20), Returnning spring (21), spring washer (22), long guide pillar (23), screwed retaining ring (24), the guide pin bushing of usheing to seat (25) and lining (26); The usher to seat guide pin bushing (25) of two covers in guidance sets connects firmly in the left mounting hole of guide pin bushing (δ 5) on matrix, the right mounting hole of guide pin bushing (δ 8) by clamping bolt (20) respectively; The lining (26) of two covers in guidance sets respectively with matrix (14) on the left mounting hole of lining (δ 4), the right mounting hole of lining (δ 9) implement interference and connect firmly; One end of two short guiding columns (17) penetrates in the endoporus of two linings (26) and can implement sliding and running, and the other end connects firmly on the positioning plate of two positioning plates (18) in plane (18a) by clamping bolt (20); On the cylndrical surface of two long guide pillars (23), be respectively installed with Returnning spring (21), spring washer (22), and after penetrating the guide pin bushing of usheing to seat (25), its threaded end is screwed into screwed retaining ring (24), in addition, the other end of two long guide pillars (23) is flange end, by clamping bolt (20), connects firmly respectively on the positioning plate of two positioning plates (18) in plane (18a); On two location round pins (19) are placed in respectively in the hole of positioning plate lower plane (18b) of two positioning plates (18), and with long guide pillar (23) be same axis, in addition, two location round pin spacing dimensions (L2 ') are equal to the two pin-and-hole spacing dimensions (L2) that become on housing (4) moving.
4. a kind of assembling apparatus for gear box of tractor twin shaft assembly according to claim 1, it is characterized in that: a kind of assembling apparatus for gear box of tractor twin shaft assembly, described positioning component (11), comprising: two flange seats (27), two star grip knobs (28), two bearing pins for handles (29), screw (30), location short screw (31), a positioning ring for axle (32), two positioning rings for axle (33) and location long bolt (34) for flange seat; Wherein, two flange seats (27) are connected firmly at major axis and are put on end face (15b), short sleeve upper-end surface (16b) by flange seat screw (30); One end of location short screw (31) connects firmly by handle bearing pin (29) and star grip knob (28), and the other end of location short screw (31) is threaded end; One end of location long bolt (34) connects firmly by handle bearing pin (29) and star grip knob (28), same, and the other end of location long bolt (34) is threaded end; One positioning ring for axle (32), two positioning rings for axle (33) respectively interference connect firmly in major axis cover lower end inner hole surface (15a), short sleeve lower end inner hole surface (16a).
5. a kind of assembling apparatus for gear box of tractor twin shaft assembly according to claim 1, is characterized in that: described handling hook assembly (12), comprising: nut (35), lifting screw rod (36), hanger (37) and handgrip (38); The lower end (36a) of lifting screw rod (36) connects firmly on the handling hook assembly mounting hole (δ 10) on matrix (14) by nut (35); Hanger (37) is connected firmly on the screw rod upper end (36b) of lifting screw rod (36) by nut (35).
6. a kind of assembling apparatus for gear box of tractor twin shaft assembly according to claim 1, it is characterized in that: described pre-arrangement (13), comprising: base (39), " " " type 1# straight guide (40), two " L " type slide blocks (41), sliding support with holes (42), fixed bearing with holes (43), hexagon socket cap head screw (44), Joystick (45), " " " type 2# straight guide (46), two axles use seal ring sheaths (47) and seal ring sheath (48) for an axle; Wherein, sliding support with holes (42) is provided with two axles with seal ring sheath (47) in endoporus, also by hexagon socket cap head screw (44), sliding support with holes (42) and two " L " type slide blocks (41) is connected firmly; " " " type 1# straight guide (40) and " " " type 2# straight guide (46), by hexagon socket cap head screw (44), connect firmly respectively on base (39), and on it two " " " type projection part; embed respectively among the groove of two " L " type slide blocks (41), and can its sliding support with holes (42) be slided along direction of advance or direction of retreat by pulling Joystick (45); Fixed bearing with holes (43) is provided with an axle with seal ring sheath (48) in endoporus, also by hexagon socket cap head screw (44), fixed bearing with holes (43) is connected firmly on base (39), in addition, fixed bearing with holes and sliding support with holes upper-end surface spacing dimension (H1 ") are equal to an axle assembly and bearing hole end face drop size (H1) for two axle assembly lower ends; Seal ring sheath for two axles (47), for an axle, seal ring sheath (48) all adopts nylon 66 material to make, and interference connects firmly in the endoporus separately of sliding support with holes (42), fixed bearing with holes (43) respectively.
7. for the method that attaches together of gear box of tractor twin shaft assembly, it is characterized in that: described in to attach together the step of method as follows:
1) pre-install an axle assembly (5):, get an axle assembly (5) that has completed general assembly, make one axle head end (5a ') and on an axle for head end seal ring (5e) together insert among an axle in pre-arrangement (13) endoporus with seal ring sheath (48), and the end face of axle outer race for lower end (5b " 1) is dropped on fixed bearing with holes upper-end surface (43a);
2) pull sliding support with holes (42):, by Joystick (45), impel sliding support with holes (42) " " " type 1# straight guide (40), " " " type 2# straight guide (46) is upper along line slip after direction of retreat, expand the spacing between sliding support with holes (42) and fixed bearing with holes (43), make it be greater than an axle assembly and two axle assembly distance between shafts sizes (L1 ');
3) pre-install two axle assemblies (6):, get two axle assemblies (6) that completed general assembly, make its two axles head end (6a ') and on two axles for head end seal ring (6e) together insert two axles in pre-arrangement (13) with among seal ring sheath (47) endoporus, and the end face of two axles that make outer race for lower end (6b " 1) drops on fixed bearing with holes upper-end surface (42a);
4) promote sliding support with holes (42),, by Joystick (45), impel sliding support with holes (42) and pre-installed two axle assemblies (6) thereon together, " " " type 1# straight guide (40), " " " type 2# straight guide (46) is upper along line slip before direction of advance, dwindle the spacing between sliding support with holes (42) and fixed bearing with holes (43), make it be equal to an axle assembly and two axle assembly distance between shafts sizes (L1 ');
5) positioning component (11) location:, first take off respectively axle outer race (5b ' 1) and two axles outer race (6b ' 1) for upper end for upper end, subsequently, by body assembly (9), positioning component (11), two cover guidance sets (10) and handling hook assemblies (12) connect firmly the positioning ring for axle (32) on " assembly connects firmly integral body " middle positioning component (11) of formation, two positioning rings for axle (33) are enclosed within respectively axle bearing for upper end of previously having taken off outer race (5b '), on the tapper body of two axles bearing for upper end (6b '), finally, by the location short screw (31) on positioning component (11), location long bolt (34) screws in respectively a shaft tail end screw (5a "), two shaft tail end screws (6a ") in, enforcement screws location,
6) handling lay lower end outer shroud:, adopt the suspension hook (8) on outside overhead hoist, hang the hanger (37) on handling hook assembly (12) in aforesaid " assembly connects firmly integral body ", and by " assembly connects firmly integral body " and located the axle assembly (5) screwing, two axle assemblies (6) are sling, and be transported to above moving change housing front end flange face (4a), subsequently, to fall to staying an axle on fixed bearing with holes upper-end surface (43a) outer race for lower end (5b " 1), the outer race for lower end of two axles on sliding support with holes upper-end surface (42a) (6b " 1) pick up, and put into and be arranged in a moving axle mounting hole (4f) that becomes the housing inner chamber (4c) of housing (4), in two axle mounting holes (4e),
7) avoid interfering to fall:, to move centered by the front end face (δ 0) that becomes housing (4), fall aforesaid " assembly connects firmly integral body " and located an axle assembly (5), two axle assemblies (6) that screw on it, until avoid the position of interference mutually;
8) guiding falls to putting in place:, in implementation step 7) after, by two location round pins (19) of the location round pin spacing dimension on two guidance sets (10) in aforesaid " assembly connects firmly integral body " (L2 '), aim at after two the front end flange face pin-and-holes (4b) that move the two pin-and-hole spacing dimensions (L2) that become housing (4), continue to fall, until insert front end flange face pin-and-hole (4b), subsequently, one axle assembly (5), the in the situation that having guiding in (6), continue two axle assemblies to fall, until an axle head end (5a '), one axle seal ring (5e) and two axle head ends for head end (6a '), two axles for head end seal ring (6e) enter respectively an axle mounting hole (δ 1), in two axle mounting holes (δ 2), and the tapper body of one axle bearing for lower end (5b ") and two axles bearing for lower end (6b ") falls into respectively and has previously been placed on an axle mounting hole (4f), an axle in two axle mounting holes (4e) outer race for lower end (5b " 1), two axles outer race for lower end (6b " 1) on, so far show to fall to putting in place,
9) remove stage makeup and costume and lay upper end outer shroud:, by the upper location of positioning component (11) in aforesaid " assembly connects firmly integral body " short screw (31), location long bolt (34) unscrews respectively, and depart from a shaft tail end screw (5a "), two shaft tail end screws (6a "), meanwhile, under the reset response of Returnning spring (21), short guiding column (17), long guide pillar (23) and screwed retaining ring (24) are kept in the center, now, unload " assembly connects firmly integral body ", and respectively by step 5) axle that takes off outer race (5b ' 1) and two axles outer race (6b ' 1) for upper end for upper end, be placed on the tapper body of axle bearing for upper end of putting into housing inner chamber (4c) (5b ') and two axles bearing for upper end (6b '),
10) complete last installation:, in two front end flange face pin-and-holes of moving change housing front end flange face (4a), two pins (50) are first installed, load onto subsequently gearbox protecgulum (49), and with fastening piece, give fastening, so far show: in the moving change housing (4) of dynamic power shift gear box, the placement assembling work of implementing an axle assembly (5) and two axle assemblies (6) all completes.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007155125A (en) * 2005-11-10 2007-06-21 Sumitomo Heavy Ind Ltd Power transmission mechanism, component assembly constituting the same, and power transmission device manufacturing method
CN201953920U (en) * 2011-04-21 2011-08-31 中国一拖集团有限公司 Short three-shaft type gearbox for crawler tractor
CN201953921U (en) * 2010-12-15 2011-08-31 烟台市东汽农业装备有限公司 Transmission
CN102312973A (en) * 2011-10-08 2012-01-11 徐州凯尔机械有限公司 Gear box of tractor
CN203239886U (en) * 2012-12-26 2013-10-16 第一拖拉机股份有限公司 Combined installing device for tractor gearbox double-shaft assemblies

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007155125A (en) * 2005-11-10 2007-06-21 Sumitomo Heavy Ind Ltd Power transmission mechanism, component assembly constituting the same, and power transmission device manufacturing method
CN201953921U (en) * 2010-12-15 2011-08-31 烟台市东汽农业装备有限公司 Transmission
CN201953920U (en) * 2011-04-21 2011-08-31 中国一拖集团有限公司 Short three-shaft type gearbox for crawler tractor
CN102312973A (en) * 2011-10-08 2012-01-11 徐州凯尔机械有限公司 Gear box of tractor
CN203239886U (en) * 2012-12-26 2013-10-16 第一拖拉机股份有限公司 Combined installing device for tractor gearbox double-shaft assemblies

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