CN115805432A - Tractor is equipment for gearbox of shifting - Google Patents
Tractor is equipment for gearbox of shifting Download PDFInfo
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- CN115805432A CN115805432A CN202310052905.2A CN202310052905A CN115805432A CN 115805432 A CN115805432 A CN 115805432A CN 202310052905 A CN202310052905 A CN 202310052905A CN 115805432 A CN115805432 A CN 115805432A
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Abstract
The invention relates to the field of assembling production of tractor gearboxes, in particular to assembling equipment for a tractor gear shifting gearbox. The method comprises the following steps: the intermittent transmission mechanism comprises a driving motor, and a linkage mechanism is arranged beside the driving motor to play a linkage role; the four positioning and mounting assemblies are connected with the linkage mechanism, and each positioning and mounting assembly comprises a reciprocating screw rod and two clamping and limiting mechanisms; the reciprocating screw rod is connected with the linkage mechanism, and the two clamping and limiting mechanisms are connected with the reciprocating screw rod; the clamping limiting mechanism comprises positioning supports, a linkage cylinder and two rubber baffles, wherein the two adjacent positioning supports are connected with a reciprocating screw rod through rod seats, the linkage cylinder is connected with the positioning supports, and the two rubber baffles are connected with the lower ends of the positioning supports. The device has high integration level and can not damage the gearbox during working.
Description
Technical Field
The invention relates to the field of assembling and producing of tractor gearboxes, in particular to assembling equipment for a tractor gear shifting gearbox.
Background
Tractors are widely used in everyday life, particularly in engineering operations. Because the load is often carried in the work, the requirements on the power system are more strict than the general power system. Therefore, the power gear shifting gearbox is produced at the same time, and the problem that the tractor cannot work with load when shifting gears is solved.
In tractor gearbox combination in-process, because there is many gear shafts in the gearbox, in the production operation at ordinary times, operating personnel assembles the part unit respectively with every gear shaft of group usually, and rethread conveyer belt or carousel station are assembled one by one afterwards, and the carousel station is though the integrated level is high, but the power supply is too much, and when the structure is complicated, operating personnel still reply the tractor gearbox of different models and predetermine different installation parameters, carries out different codes to the power supply parameter of carousel station promptly. And the conveyer belt is though the power supply figure is few, the device structure has been simplified to a certain extent, but the conveyer belt adopts artifical supplementary equipment more, two adjacent gear shafts in the gearbox promptly, because need mesh the installation between tooth and the tooth, so traditional conveyer belt equipment needs operating personnel to carry out artifical supplementary installation to the gear shaft, make two engaged with gear shafts can accomplish the meshing when the equipment, but this work has strengthened operating personnel's task volume, and current conveyer belt is mostly the uninterrupted transmission, operating personnel need just can accomplish the equipment work through the round of resting, very big reinforcing operating personnel's intensity of labour.
Therefore, the assembling equipment for the tractor gear shifting gearbox needs to be designed, the equipment can integrate the advantages of the conveying belt and the rotary table station, can perform self-adaptive meshing matching on the gear shaft when the gearbox gear shaft is installed, and meanwhile, the equipment can also reduce the labor intensity of operators and improve the working efficiency.
Disclosure of Invention
Based on this, it is necessary to provide a tractor is equipment for gearbox to provide to prior art problem.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
an assembly apparatus for a tractor shift transmission, comprising:
the conveying belt plays a role in bearing and carrying;
the four power rolling shafts are respectively arranged inside the conveying belt and are in transmission connection with the conveying belt;
the eight first support frames are symmetrically arranged on two sides of the conveyor belt in a pairwise mode;
the two power rolling shafts are respectively arranged at two ends of the conveying belt and are in transmission connection with the conveying belt;
the bearing platform is arranged above the conveying belt in a horizontal state;
the upper ends of the five second supporting frames are fixedly connected with the supporting platform;
the intermittent transmission mechanism is arranged beside the conveyor belt and comprises a driving motor, and the driving motor can provide power for the operation of the device;
the linkage mechanism is arranged beside the driving motor and plays a linkage role;
the four positioning and mounting assemblies are arranged above the conveying belt and connected with the linkage mechanism, each positioning and mounting assembly comprises a reciprocating screw rod and two clamping and limiting mechanisms, the reciprocating screw rods are arranged in a vertical state, and the two clamping and limiting mechanisms are symmetrically arranged at the lower parts of the reciprocating screw rods;
every presss from both sides tight stop gear and all includes locating support, the linkage cylinder, two spring connecting rods and two rubber baffle, and the upper end of two adjacent locating support links to each other through the backing plate, and the backing plate links to each other with reciprocal lead screw through the pole socket again, and the linkage cylinder and locating support fixed connection, two spring connecting rods set up respectively at the lower extreme of locating support, and two rubber baffle set up respectively between two spring connecting rods, and two rubber baffle link to each other through frictional force extrusion with the piece of treating of keeping off the position gearbox.
Furthermore, the intermittent transmission mechanism further comprises a driving shaft, a driving worm wheel, a driving long shaft and a driving disc, wherein the driving shaft is connected with the output end of the driving motor through a coupler, the driving worm is coaxially and fixedly sleeved outside the driving shaft, the driving worm wheel is arranged above the driving worm and meshed with the driving worm wheel, the driving long shaft is connected with the driving worm wheel in a key mode, the driving disc is arranged on one side, close to the conveying belt, of the driving worm wheel, and the driving disc is connected with the driving long shaft in a key mode.
Furthermore, the intermittent transmission mechanism further comprises a driving short pin, a linking long shaft and an intermittent turntable, the driving short pin and the driving turntable are eccentrically inserted, the intermittent turntable is arranged beside the driving turntable, the linking long shaft is connected with the intermittent turntable through a key, and the driving short pin is connected with the intermittent turntable in a sliding mode.
Furthermore, one side shaping that drive disc is close to intermittent type carousel has a spacing flange, and intermittent type carousel has a plurality of spouts along the equal angle uniform shaping of circumferencial direction, and the shaping has a spacing groove between two adjacent spouts, drives short round pin intermittent type nature and a plurality of spout sliding connection one by one, and spacing flange intermittent type nature and a plurality of spacing groove sliding connection one by one.
Further, the intermittent transmission mechanism further comprises two power gears, two power belt wheels, two power belts, two switching gears, two driving belt wheels and two driving belts, the two power gears are symmetrically arranged on two sides of the conveying belt, the two power gears are connected with a connection long shaft key, the two power belt wheels are coaxially arranged on one sides, close to the conveying belt, of the two power gears respectively, the two power belts are arranged in a vertical state, the lower ends of the two power belts are in transmission connection with the two power belt wheels respectively, the two switching gears are arranged on the sides of the two power gears respectively and are meshed with the two switching gears respectively, the two driving gears are arranged on the sides of the two switching gears respectively and are meshed with the two driving gears, the two driving belt wheels are arranged on one sides, close to the conveying belt, the two driving belts are arranged in a horizontal state, and one ends of the two driving belts are in transmission connection with the two driving belt wheels respectively.
Further, the linkage mechanism comprises a driving bevel gear, a driven bevel gear, a linking rotating shaft, six linkage belt wheels, two driven belt wheels and four linkage rotating shafts, wherein the two driven belt wheels are respectively in transmission connection with the upper ends of the two power belts, the four linkage rotating shafts are respectively in key connection with the four power roller shafts, one linkage rotating shaft close to the driving motor is respectively in key connection with the two driving belt wheels, the six linkage belt wheels are respectively in shaft connection with the two ends of the remaining three linkage rotating shafts, the two linkage belt wheels close to the two driving belt wheels are in transmission connection with the other ends of the driving belts, the six linkage belt wheels are connected through belt transmission, the two ends of the four linkage rotating shafts are respectively in rotation connection with the corresponding first supporting frames, the two ends of the linking rotating shafts are respectively in key connection with the two driven belt wheels, the driving bevel gear is in key connection with the middle of the linking rotating shafts, and the driven bevel gear is arranged at the lower part of the driving bevel gear and meshed with the driving bevel gear.
Further, the link gear still includes driving pulley, links up belt and four and links up the band pulley, and driving pulley links firmly with driven bevel gear coaxial line through the round pin axle, and four link up the band pulley respectively with the last end key-type connection of four reciprocal lead screws, four link up the band pulley and connect through the belt transmission of three difference in length, link up the one end and the driving pulley transmission of belt and be connected, the other end with be close to the linking band pulley transmission of driving pulley and be connected.
Furthermore, the clamping limiting mechanism further comprises two limiting slide bars, two limiting bar seats, a sliding support bar, two sliding bar sleeves, two first linkage bars, two second linkage bars and two sliding connection bars, wherein the sliding support bar is arranged at the lower end of the linkage cylinder and fixedly connected with the output end of the linkage cylinder, the lower ends of the two limiting slide bars are fixedly connected with the two sides of the positioning support, the two limiting bar seats are arranged at the upper end of the bearing platform, the two limiting slide bars are respectively and slidably connected with the two limiting bar seats, the two sliding bar sleeves are respectively and slidably connected with the limiting slide bars, the two sliding connection bars are respectively arranged below the two sliding bar sleeves and are simultaneously and slidably connected with the spring connection bars, the two rubber baffles are respectively and fixedly connected with one ends of the two sliding connection bars close to each other, one ends of the two first linkage bars are respectively hinged with one ends of the two sliding bar sleeves, the other ends of the two second linkage bars are respectively hinged with the other ends of the two sliding bar sleeves, and the other ends of the two sliding connection bars are respectively hinged with the sliding connection bars.
Compared with the prior art, the invention has the beneficial effects that:
one is as follows: the device carries out self-adaptive installation on the gear shafts through the spring connecting rod, avoids the problem that the installation failure is caused by the fact that the teeth of two adjacent gear shafts in the reduction gearbox are abutted when in installation, the spring connecting rod enables the two adjacent gear shafts to be abutted, the clamped gear shaft can generate small-reset two-stage displacement, and if the teeth are abutted to the teeth, after the clamped gear shaft carries out small-amplitude displacement, the gear shaft and the gear shaft can carry out self-adaptive matching without manual intervention;
and the second step is as follows: the device clamps the assembly unit by adopting the rubber baffle, and the friction coefficient of the rubber baffle can clamp the assembly unit without causing abrasion to a contact surface;
and thirdly: this device adopts intermittent type transmission to downward pressure equipment of linkage location installation component reduces operating personnel intensity of labour, and the operation of this device only need operating personnel supervise simultaneously can, very big improvement work efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present device;
FIG. 2 is a front view of the device with the second support bracket removed;
FIG. 3 is a side isometric view of the device with the second support bracket removed;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
FIG. 5 is a perspective view of the positioning and mounting assembly of the present apparatus;
FIG. 6 is a schematic perspective view of the intermittent drive mechanism of the present apparatus;
FIG. 7 is an enlarged view of the structure at B in FIG. 6;
FIG. 8 is an exploded perspective view of the intermittent drive mechanism of the present apparatus.
The reference numbers in the figures are: 1. a conveyor belt; 2. a powered roller; 3. a first support frame; 4. a supporting platform; 5. a second support frame; 6. an intermittent drive mechanism; 7. a drive motor; 8. a drive shaft; 9. a drive worm; 10. a drive worm gear; 11. a powered long shaft; 12. a drive disk; 13. a limiting flange; 14. driving the short pin; 15. connecting the long shaft; 16. an intermittent rotary table; 17. a chute; 18. a limiting groove; 19. a power gear; 20. a power pulley; 21. a power belt; 22. a transfer gear; 23. a drive gear; 24. a drive pulley; 25. a drive belt; 26. a linkage mechanism; 27. a driven pulley; 28. a linkage pulley; 29. a linkage rotating shaft; 30. driving bevel gears; 31. driven bevel gears; 32. connecting the rotating shaft; 33. a driving pulley; 34. connecting belt wheels; 35. connecting the belts; 36. positioning the mounting assembly; 37. a reciprocating screw rod; 38. clamping a limiting mechanism; 39. positioning the bracket; 40. a linkage cylinder; 41. a limiting slide bar; 42. a limit rod seat; 43. a sliding support rod; 44. a sliding rod sleeve; 45. a first linkage rod; 46. a second linkage rod; 47. sliding the joint rod; 48. a rubber baffle; 49. a spring link.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 8, an assembling apparatus for a tractor shift transmission includes:
the conveying belt 1 plays a role in bearing and carrying;
the four power rollers 2 are respectively arranged inside the conveyor belt 1 and are in transmission connection with the conveyor belt 1;
the eight first support frames 3 are symmetrically arranged on two sides of the conveyor belt 1 in a pairwise mode;
the two power rolling shafts 2 are respectively arranged at two ends of the conveyor belt 1 and are in transmission connection with the conveyor belt 1;
the bearing platform 4 is arranged above the conveyor belt 1 in a horizontal state;
the upper ends of the five second supporting frames 5 are fixedly connected with the bearing platform 4;
the intermittent transmission mechanism 6 is arranged beside the conveyor belt 1 and comprises a driving motor 7, and the driving motor 7 can provide power for the operation of the device;
the linkage mechanism 26 is arranged beside the driving motor 7 and plays a linkage role;
the four positioning and mounting assemblies 36 are arranged above the conveyor belt 1 and connected with the linkage mechanism 26, each positioning and mounting assembly 36 comprises a reciprocating screw rod 37 and two clamping and limiting mechanisms 38, the reciprocating screw rods 37 are arranged in a vertical state, and the two clamping and limiting mechanisms 38 are symmetrically arranged at the lower parts of the reciprocating screw rods 37;
each clamping limiting mechanism 38 comprises a positioning support 39, a linkage air cylinder 40, two spring connecting rods 49 and two rubber baffles 48, the upper ends of the two adjacent positioning supports 39 are connected through a backing plate, the backing plate is connected with the reciprocating screw rod 37 through a rod seat, the linkage air cylinder 40 is fixedly connected with the positioning supports 39, the two spring connecting rods 49 are respectively arranged at the lower ends of the positioning supports 39, the two rubber baffles 48 are respectively arranged between the two spring connecting rods 49, and the two rubber baffles 48 are connected with an assembly part to be assembled of the gear transmission box through friction extrusion.
The gear-shifting gearbox of the tractor is disassembled and installed, so that the base of the gear-shifting gearbox of the tractor is assembled and installed, the top cover and the three speed reducing shafts total five groups of units, then the five groups of part units are assembled and installed, the driving motor 7 integrates a power source, the transmission of the conveying belt 1 is driven, meanwhile, the reciprocating screw rod 37 is driven to move through the linkage mechanism 26, the reciprocating screw rod 37 can drive the base plate to move in the vertical direction through the rod seat in the rotating process, then the base plate drives the two adjacent positioning supports 39 to move, in the moving process, the linkage cylinder 40 can provide power for the movement of the two rubber baffles 48, then the two rubber baffles 48 can be close to each other, and finally the part units are clamped, if the part units to be assembled do not have step shafts capable of being clamped, at the moment, the rubber baffles 48 have large friction coefficients due to the rubber, the part units can be positioned through friction, and the part units are prevented from falling off. And the two spring connecting rods 49 are elastically connected with the positioning bracket 39, when the gear shafts of the reduction gearbox are installed, when two adjacent gear shafts are contacted for the first time, if collision occurs between teeth, the spring connecting rods 49 and the positioning bracket 39 elastically displace, and at the moment, the two contacted gear shafts rotate in a small amplitude and are automatically meshed, so that the positioning and installation work of the gear shafts is completed. It should be noted that the replenishment of each component unit can be automatically replenished by a robotic arm, which is prior art and will not be described in greater detail herein.
In order to strengthen the output power of the driving motor 7, the driving motor 7 can drive a plurality of parts to run, so that the subsequent integrated power source is convenient, and the following characteristics are specifically set:
the intermittent transmission mechanism 6 further comprises a driving shaft 8, a driving worm 9, a driving worm wheel 10, a driving long shaft and a driving disc 12, the driving shaft 8 is connected with the output end of the driving motor 7 through a coupler, the driving worm 9 is coaxially and fixedly sleeved outside the driving shaft 8, the driving worm wheel 10 is arranged above the driving worm 9 and meshed with the driving worm 9, the driving long shaft 11 is in key connection with the driving worm wheel 10, the driving disc 12 is arranged on one side, close to the conveyor belt 1, of the driving worm wheel 10, and the driving disc 12 is in key connection with the driving long shaft 11. When the device is operated, the driving motor 7 is started and drives the driving shaft 8 connected with the output end of the driving motor to rotate, the driving shaft 8 rotates and drives the driving worm 9 connected with the driving shaft to rotate, the driving worm 9 drives the driving worm 9 connected with the driving worm to rotate, the driving worm wheel 10 drives the power long shaft 11 to rotate, and the driving long shaft drives the driving disc 12 connected with the driving long shaft to rotate.
In order to convert the uninterrupted rotation of the driving disk 12 into intermittent rotation, the driving motor 7 does not need to set an extra program, the structure of the device is simplified, and the following characteristics are specifically arranged:
the intermittent transmission mechanism 6 further comprises a driving short pin 14, a linking long shaft 15 and an intermittent turntable 16, the driving short pin 14 and the driving turntable 12 are eccentrically inserted, the intermittent turntable 16 is arranged on the side of the driving turntable 12, the linking long shaft 15 is connected with the intermittent turntable 16 in a key mode, and the driving short pin 14 is connected with the intermittent turntable 16 in a sliding mode. The driving disc 12 rotates to drive the driving short pin 14 eccentrically connected with the driving disc to rotate, the driving short pin 14 rotates to drive the intermittent turntable 16 connected with the driving disc to rotate, the intermittent turntable 16 intermittently rotates along with the rotation of the driving short pin 14, and the conveyor belt 1 is driven to intermittently move in the rotating process, so that the assembly unit can be driven to move subsequently.
In order to realize that the intermittent rotary table 16 can stably run in the rotating process and enhance the overall stability of the device, the following characteristics are specifically set:
a limiting flange 13 is formed on one side, close to an intermittent rotary table 16, of a driving disc 12, a plurality of sliding grooves 17 are uniformly formed on the intermittent rotary table 16 at equal angles along the circumferential direction, a limiting groove 18 is formed between every two adjacent sliding grooves 17, a driving short pin 14 is intermittently and slidably connected with the sliding grooves 17 one by one, and the limiting flange 13 is intermittently and slidably connected with the limiting grooves 18 one by one. When the device is operated, the driving short pins 14 are sequentially in sliding connection with the sliding grooves 17 in the moving process, the limiting flanges 13 are also in sliding connection with the limiting grooves 18 one by one, and the intermittent rotary table 16 intermittently rotates at the moment, so that the integration of a power source is realized. The cooperation of the stop grooves 18 and the stop flanges 13 enhances the stability of the operation of the device.
In order to drive the conveyor belt 1 to intermittently rotate and not to excessively consume the power generated by the driving motor 7 in the rotating process, the following characteristics are specifically set:
the intermittent transmission mechanism 6 further comprises two power gears 19, two power belt wheels 20, two power belts 21, two adapter gears 22, two driving gears 23, two driving belt wheels 24 and two driving belts 25, wherein the two power gears 19 are symmetrically arranged on two sides of the conveying belt 1, the two power gears 19 are connected with the connecting long shaft 15 in a key mode, the two power belt wheels 20 are coaxially arranged on one sides, close to the conveying belt 1, of the two power gears 19 respectively, the two power belts 21 are arranged in a vertical state, the lower ends of the two power belts are in transmission connection with the two power belt wheels 20 respectively, the two adapter gears 22 are arranged on the sides of the two power gears 19 respectively and are meshed with the two power gears, the two driving gears 23 are arranged on the sides, close to the conveying belt 1, of the two driving belt wheels 24 are arranged in a horizontal state respectively, and one ends of the two driving belt wheels 24 are in transmission connection with the two driving belts 25 respectively. When the device is operated, the intermittent rotary table 16 rotates to drive the connecting long shaft 15 to rotate, the connecting long shaft 15 rotates to drive the two power gears 19 connected with the connecting long shaft to rotate, the two power gears 19 rotate to drive the two adapter gears 22 meshed with the connecting long shaft to rotate, the two adapter gears 22 rotate to drive the two driving gears 23 meshed with the connecting long shaft to rotate, the driving gears 23 rotate to drive the driving gears connected with the driving gears to rotate, and the driving belt wheel 24 rotates to drive the driving belt 25 connected with the driving gears to rotate. The driving belt 25 and the power belt 21 are used for driving the power output by the driving motor 7 in a ratio manner, so that mismatching of the subsequent conveying belt 1 and the clamping and limiting mechanism 38 caused by mismatching of transmission ratios in the transmission process is avoided.
In order to enhance the compactness of the structure of the device and enable the power source to be linked with a plurality of components for operation, the following characteristics are specifically set:
the linkage mechanism 26 comprises a driving bevel gear 30, a driven bevel gear 31, a linking rotating shaft 32, six linking belt wheels 28, two driven belt wheels 27 and four linking rotating shafts 29, wherein the two driven belt wheels 27 are in transmission connection with the upper ends of the two power belts 21 respectively, the four linking rotating shafts 29 are in key connection with the four power rolling shafts 2 respectively, one linking rotating shaft 29 close to the driving motor 7 is in key connection with the two driving belt wheels 24 respectively, the six linking belt wheels 28 are in shaft connection with the two ends of the remaining three linking rotating shafts 29 respectively, the two linking belt wheels 28 close to the two driving belt wheels 24 are in transmission connection with the other ends of the driving belts 25, the six linking belt wheels 28 are in belt transmission connection, the two ends of the four linking rotating shafts 29 are in rotation connection with the corresponding first supporting frames 3 respectively, the two ends of the linking rotating shafts 32 are in key connection with the two driven belt wheels 27 respectively, the driving bevel gear 30 is in key connection with the middle of the linking rotating shafts 32, and the driven bevel gear 31 is arranged at the lower part of the driving bevel gear 30 and is meshed with the driving bevel gear. When the device operates, the two power gears 19 drive the two driven belt wheels 27 to rotate through the two power belts 21, the two driven belt wheels 27 drive the driving bevel gear 30 to rotate through the connecting rotating shaft 32, and the driving bevel gear 30 drives the driven bevel gear 31 meshed with the driving bevel gear to rotate. Meanwhile, the rotation of the driving belt 25 drives the linkage belt wheels 28 to rotate, six linkage belt wheels 28 are connected through the belt, finally, the six linkage belt wheels 28 and the two driving belt wheels 24 drive the four power rollers 2 to rotate through the four linkage rotating shafts 29, and the four power rollers 2 drive the conveying belt 1 to intermittently move.
In order to move a plurality of clamping limiting mechanisms 38 and the conveyor belt 1 in a linkage manner, the labor intensity of operators is reduced, the working efficiency is improved, and the following characteristics are specifically set:
the linkage mechanism 26 further comprises a driving belt wheel 33, a connecting belt 35 and four connecting belt wheels 34, the driving belt wheel 33 is fixedly connected with the driven bevel gear 31 through a pin shaft in a coaxial mode, the four connecting belt wheels 34 are connected with upper end keys of four reciprocating screw rods 37 respectively, the four connecting belt wheels 34 are connected through three belts with different lengths in a transmission mode, one end of each connecting belt 35 is connected with the driving belt wheel 33 in a transmission mode, and the other end of each connecting belt wheel 34 is connected with the connecting belt wheel 34 close to the driving belt wheel 33 in a transmission mode. When the device operates, the driven bevel gear 31 drives the driving belt wheel 33 to rotate through the pin shaft, the driving belt wheel 33 is matched with three belts with different lengths through the connecting belt 35, finally, four connecting belt wheels 34 are driven to rotate, the four connecting belt wheels 34 rotate to drive the reciprocating screw rod 37 to rotate, the reciprocating screw rod 37 can drive two positioning supports 39 below the reciprocating screw rod to perform reciprocating displacement through the rod seat and the base plate when rotating, the positioning supports 39 can drive two rubber baffles 48 to be close to each other through the linkage air cylinder 40 in the displacement process, finally, the two rubber baffles 48 can be in interference fit with the assembling units through friction force, and the assembling units are installed when the last positioning supports 39 move.
In order to enable the two rubber baffle plates 48 to move stably and avoid the play in the moving process, so that the assembly unit cannot be clamped, the following characteristics are specifically set:
the clamping limiting mechanism 38 further comprises two limiting slide rods 41, two limiting rod seats 42, a sliding support rod 43, two sliding rod sleeves 44, two first linkage rods 45, two second linkage rods 46 and two sliding connecting rods 47, wherein the sliding support rod 43 is arranged at the lower end of the linkage cylinder 40 and is fixedly connected with the output end of the linkage cylinder, the lower ends of the two limiting slide rods 41 are fixedly connected with the two sides of the positioning support 39, the two limiting rod seats 42 are arranged at the upper end of the bearing platform, the two limiting slide rods 41 are respectively connected with the two limiting rod seats 42 in a sliding manner, the two sliding rod sleeves 44 are both connected with the limiting slide rods 41 in a sliding manner, the two sliding connecting rods 47 are respectively arranged below the two sliding rod sleeves 44 and are simultaneously connected with the spring connecting rods 49 in a sliding manner, the two rubber baffles 48 are respectively connected with one ends of the two sliding connecting rods 47 close to each other, one end of the two first linkage rods 45 is respectively hinged with one end of the two sliding rod sleeves 44, the other end of the two second linkage rods 46 is respectively hinged with the other end of the two sliding rod sleeves 44, and the other end of the sliding connecting rods 47 is respectively hinged with the sliding connecting rods 47. When the device operates, the linkage cylinder 40 is started to drive the sliding support rod 43 to move, the sliding support rod 43 moves to drive the sliding rod sleeve 44 connected with the sliding support rod to move, the two sliding rod sleeves 44 move to be limited through the corresponding first linkage rod 45 and the corresponding second linkage rod 46, under the action of hinging, the first linkage rod 45 and the second linkage rod 46 can also push the sliding connection rod 47 to move, the sliding connection rod 47 can drive the rubber baffle plates 48 to be close to each other in the displacement process, and finally the assembling unit is clamped by using friction force, meanwhile, when the gear shaft of the gearbox is installed, the teeth of the gear shaft need to be meshed and matched in the installation process, the spring connecting rod 49 can apply two-stage displacement to the clamped gear shaft, so that when the clamped gear shaft and the gear shaft installed on the gearbox are aligned and assembled, the clamped gear shaft can perform self-adaptive displacement under the action of the spring connecting rod 49, and the two gear shafts can be meshed and matched.
In order to avoid the downward sinking of the conveyor belt 1 during press fitting, a support station is arranged below the conveyor belt 1, and the support station and the mechanical arm described in the foregoing are all in the prior art, so that too much description is omitted. When the device operates, after the driving motor 7 is started, the power of the output end of the driving motor 7 is switched under the action of the driving worm wheel 10 and the driving worm 9, and at the moment, the axis direction of the output end of the driving motor 7 is parallel to the conveying direction of the conveying belt 1, so that the compactness of the whole structure of the device is enhanced. Subsequently, as can be seen from the foregoing, the intermittent rotary table 16 rotates to drive the power gear 19 and the power pulley 20 to rotate simultaneously, at this time, the power gear 19 and the power pulley 20 also intermittently rotate, then the power gear 19 finally drives the conveyor belt 1 to rotate through the driving gear 23 and the driving pulley 24, at this time, the conveyor belt 1 intermittently moves, and the assembly unit located at the upper end of the conveyor belt 1 intermittently moves forward.
Meanwhile, in the moving process of the conveyor belt 1, as can be seen from the foregoing, the connecting belt wheel 34 driven by the power belt wheel 20 also intermittently rotates, and the rotation of the connecting belt wheel 34 drives the reciprocating screw rod 37 to rotate, the rotation of the reciprocating screw rod 37 drives the two positioning brackets 39 connected below the connecting belt wheel through the backing plate to reciprocate, in the reciprocating process of the positioning brackets 39, when the positioning brackets 39 are located at the upper end, the two rubber baffles 48 are away from each other, at this time, the robot arm located beside the conveyor belt 1 can fill the assembly unit to the lower ends of the two positioning brackets 39, then the driving cylinder is started to drive the two rubber baffles 48 to approach each other, at this time, the assembly unit is fixed by the two rubber baffles 48 under the action of friction force, then the positioning brackets 39 move downwards, and the two rubber baffles 48 drive the assembly unit to move downwards and be installed on the chassis of the transmission case. In the process, as the stepped shaft of the partial assembly unit extends out, the shape of the corresponding rubber baffle plate 48 can be finely adjusted according to the specific shape of the assembly unit, namely, the rubber baffle plate 48 can clamp the stepped shaft of the assembly unit when approaching to each other, so that the overall stability of the device is enhanced.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a tractor is equipment for gearbox that shifts, its characterized in that includes:
the conveying belt (1) plays a role in bearing and carrying;
the four power rolling shafts (2) are respectively arranged inside the conveyor belt (1) and are in transmission connection with the conveyor belt (1);
the eight first supporting frames (3) are symmetrically arranged on two sides of the conveyor belt (1) in a pairwise mode;
the two power rolling shafts (2) are respectively arranged at two ends of the conveyor belt (1) and are in transmission connection with the conveyor belt (1);
the bearing platform (4) is arranged above the conveyor belt (1) in a horizontal state;
the upper ends of the five second supporting frames (5) are fixedly connected with the bearing platform (4);
the intermittent transmission mechanism (6) is arranged beside the conveyor belt (1) and comprises a driving motor (7), and the driving motor (7) can provide power for the operation of the device;
the linkage mechanism (26) is arranged beside the driving motor (7) and plays a linkage role;
the four positioning and mounting assemblies (36) are arranged above the conveyor belt (1) and connected with the linkage mechanism (26), each positioning and mounting assembly (36) comprises a reciprocating screw rod (37) and two clamping and limiting mechanisms (38), the reciprocating screw rods (37) are arranged in a vertical state, and the two clamping and limiting mechanisms (38) are symmetrically arranged at the lower part of the reciprocating screw rod (37);
each clamping limiting mechanism (38) comprises a positioning support (39), a linkage air cylinder (40), two spring connecting rods (49) and two rubber baffles (48), the upper ends of the two adjacent positioning supports (39) are connected through a backing plate, the backing plate is connected with a reciprocating screw rod (37) through a rod seat, the linkage air cylinder (40) is fixedly connected with the positioning supports (39), the two spring connecting rods (49) are arranged at the lower ends of the positioning supports (39) respectively, the two rubber baffles (48) are arranged between the two spring connecting rods (49) respectively, and the two rubber baffles (48) are connected with a to-be-assembled part of a gear transmission box through friction extrusion.
2. The assembling device for the tractor gear shifting gearbox as claimed in claim 1, wherein the intermittent transmission mechanism (6) further comprises a driving shaft (8), a driving worm (9), a driving worm wheel (10), a driving long shaft and a driving disc (12), the driving shaft (8) is connected with the output end of the driving motor (7) through a coupler, the driving worm (9) is coaxially and fixedly sleeved outside the driving shaft (8), the driving worm wheel (10) is arranged above the driving worm (9) and meshed with the driving worm wheel, the power long shaft (11) is in key connection with the driving worm wheel (10), the driving disc (12) is arranged on one side, close to the conveyor belt (1), of the driving worm wheel (10), and the driving disc (12) is in key connection with the power long shaft (11).
3. The assembling device for the tractor gear shifting gearbox according to the claim 2, characterized in that the intermittent transmission mechanism (6) further comprises a driving short pin (14), an engaging long shaft (15) and an intermittent rotary table (16), wherein the driving short pin (14) is eccentrically inserted with the driving disc (12), the intermittent rotary table (16) is arranged at the side of the driving disc (12), the engaging long shaft (15) is in key connection with the intermittent rotary table (16), and the driving short pin (14) is in sliding connection with the intermittent rotary table (16).
4. The assembling device for the gear shifting and gear changing box of the tractor as claimed in claim 3, characterized in that a limit flange (13) is formed on one side of the drive disc (12) close to the intermittent rotary table (16), a plurality of sliding grooves (17) are uniformly formed on the intermittent rotary table (16) along the circumferential direction at equal angles, a limit groove (18) is formed between two adjacent sliding grooves (17), the drive short pins (14) are intermittently and slidably connected with the plurality of sliding grooves (17) one by one, and the limit flange (13) is intermittently and slidably connected with the plurality of limit grooves (18) one by one.
5. The assembling device for the gear-shifting gearbox of the tractor as claimed in claim 3, wherein the intermittent transmission mechanism (6) further comprises two power gears (19), two power pulleys (20), two power belts (21), two transfer gears (22), two driving gears (23), two driving pulleys (24) and two driving belts (25), the two power gears (19) are symmetrically arranged on two sides of the conveyor belt (1), the two power gears (19) are both in key connection with the linking long shaft (15), the two power pulleys (20) are coaxially arranged on one sides of the two power gears (19) close to the conveyor belt (1), the two power belts (21) are arranged in a vertical state, the lower ends of the two power pulleys are in transmission connection with the two power pulleys (20), the two transfer gears (22) are respectively arranged on one sides of the two power gears (19) and are meshed with the two power gears, the two driving gears (23) are respectively arranged on one sides of the two transfer gears (22) and are meshed with the two driving gears (24), and the two driving gears are respectively arranged on one sides of the two driving gears (23) close to the conveyor belt (1) and are connected with one driving end of the two driving pulleys (25).
6. The assembling device for the tractor gear shifting gearbox according to claim 5, characterized in that the linkage mechanism (26) comprises a driving bevel gear (30), a driven bevel gear (31), a linking rotating shaft (32), six linking pulleys (28), two driven pulleys (27) and four linking rotating shafts (29), wherein the two driven pulleys (27) are respectively in transmission connection with the upper ends of the two power belts (21), the four linking rotating shafts (29) are respectively in key connection with the four power rollers (2), one linking rotating shaft (29) close to the driving motor (7) is respectively in key connection with the two driving pulleys (24), the six linking pulleys (28) are respectively in shaft connection with the two ends of the remaining three linking rotating shafts (29), the two linking pulleys (28) close to the two driving pulleys (24) are in transmission connection with the other ends of the driving belts (25), the six linking pulleys (28) are in transmission connection through the belts, the two ends of the four linking rotating shafts (29) are respectively in rotation connection with the corresponding first support frames (3), the two ends of the rotating shaft (32) are respectively in transmission connection with the two ends of the two driving bevel gears (27), the driven pulleys (30) are in key connection with the middle of the driving bevel gear (31), and the driven pulleys (31) are in mesh with the driving bevel gears (31).
7. The assembling device for the gear shifting and gear changing box of the tractor according to claim 6, wherein the linkage mechanism (26) further comprises a driving pulley (33), a connecting belt (35) and four connecting pulleys (34), the driving pulley (33) is coaxially and fixedly connected with the driven bevel gear (31) through a pin shaft, the four connecting pulleys (34) are respectively in key connection with the upper end of four reciprocating screw rods (37), the four connecting pulleys (34) are in transmission connection through three belts with different lengths, one end of the connecting belt (35) is in transmission connection with the driving pulley (33), and the other end of the connecting belt is in transmission connection with the connecting pulley (34) close to the driving pulley (33).
8. The assembling device for the tractor gear shifting box according to the claim 7, characterized in that the clamping limit mechanism (38) further comprises two limit slide rods (41), two limit rod seats (42) and a sliding support rod (43), the sliding device comprises two sliding rod sleeves (44), two first linkage rods (45), two second linkage rods (46) and two sliding connecting rods (47), sliding support rods (43) are arranged at the lower end of a linkage cylinder (40) and fixedly connected with the output end of the linkage cylinder, the lower ends of two limiting slide rods (41) are fixedly connected with the two sides of a positioning support (39), two limiting rod seats (42) are arranged at the upper end of a bearing platform, the two limiting slide rods (41) are respectively in sliding connection with the two limiting rod seats (42), the two sliding rod sleeves (44) are both in sliding connection with the limiting slide rods (41), the two sliding connecting rods (47) are respectively arranged below the two sliding rod sleeves (44) and are simultaneously in sliding connection with spring connecting rods (49), two rubber baffle plates (48) are respectively fixedly connected with one ends, close to the two sliding connecting rods (47), one ends of the two first linkage rods (45) are respectively hinged with one ends of the two sliding rod sleeves (44), the other ends are respectively hinged with the two spring connecting rods (49), one ends of the two second linkage rods (46) are respectively hinged with the other ends of the two sliding connecting rods (44), and the sliding connecting rods (47) are respectively hinged with the other ends of the sliding connecting rods (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310052905.2A CN115805432B (en) | 2023-02-03 | 2023-02-03 | Assembling equipment for tractor gear shifting gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310052905.2A CN115805432B (en) | 2023-02-03 | 2023-02-03 | Assembling equipment for tractor gear shifting gearbox |
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| Publication Number | Publication Date |
|---|---|
| CN115805432A true CN115805432A (en) | 2023-03-17 |
| CN115805432B CN115805432B (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310052905.2A Active CN115805432B (en) | 2023-02-03 | 2023-02-03 | Assembling equipment for tractor gear shifting gearbox |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2594370A1 (en) * | 1986-02-20 | 1987-08-21 | Durand Lemolaire Ateliers | Transfer machine for assembling various assembly components |
| JP2015071195A (en) * | 2013-10-02 | 2015-04-16 | 三洋機工株式会社 | Case integrating method and case integrating device of variable transmission |
| CN106271612A (en) * | 2016-10-10 | 2017-01-04 | 杨萌茜 | Assembly machine for assembling gear, bearing and gear shaft |
| CN106425463A (en) * | 2016-10-19 | 2017-02-22 | 中山市合赢智能装备有限公司 | Straight line type gear case assembling method |
| CN206465103U (en) * | 2016-12-22 | 2017-09-05 | 天津市仁好工贸有限公司 | It is a kind of to protect the manipulator of part |
| CN108500585A (en) * | 2018-05-23 | 2018-09-07 | 中山振天自动化有限公司 | Gearbox fully-automatic intelligent assembly line with the automatic dispenser of motor |
| CN111515677A (en) * | 2020-05-06 | 2020-08-11 | 徐佳辉 | Production equipment and method of transmission system of gearbox |
-
2023
- 2023-02-03 CN CN202310052905.2A patent/CN115805432B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2594370A1 (en) * | 1986-02-20 | 1987-08-21 | Durand Lemolaire Ateliers | Transfer machine for assembling various assembly components |
| JP2015071195A (en) * | 2013-10-02 | 2015-04-16 | 三洋機工株式会社 | Case integrating method and case integrating device of variable transmission |
| CN106271612A (en) * | 2016-10-10 | 2017-01-04 | 杨萌茜 | Assembly machine for assembling gear, bearing and gear shaft |
| CN106425463A (en) * | 2016-10-19 | 2017-02-22 | 中山市合赢智能装备有限公司 | Straight line type gear case assembling method |
| CN206465103U (en) * | 2016-12-22 | 2017-09-05 | 天津市仁好工贸有限公司 | It is a kind of to protect the manipulator of part |
| CN108500585A (en) * | 2018-05-23 | 2018-09-07 | 中山振天自动化有限公司 | Gearbox fully-automatic intelligent assembly line with the automatic dispenser of motor |
| CN111515677A (en) * | 2020-05-06 | 2020-08-11 | 徐佳辉 | Production equipment and method of transmission system of gearbox |
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|---|---|
| CN115805432B (en) | 2023-04-28 |
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