CN113323969B - Flexible agricultural machine transmission shaft with high-precision constant-velocity joint assembly and manufacturing method thereof - Google Patents
Flexible agricultural machine transmission shaft with high-precision constant-velocity joint assembly and manufacturing method thereof Download PDFInfo
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- CN113323969B CN113323969B CN202110719349.0A CN202110719349A CN113323969B CN 113323969 B CN113323969 B CN 113323969B CN 202110719349 A CN202110719349 A CN 202110719349A CN 113323969 B CN113323969 B CN 113323969B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
- F16D3/06—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted to allow axial displacement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
Abstract
The invention discloses a flexible agricultural machine transmission shaft with a high-precision constant-velocity joint assembly and a manufacturing method thereof. This take flexible agricultural machinery transmission shaft of high accuracy constant velocity joint subassembly and manufacturing method thereof, through at the dead lever, the connector, the baffle, the limiting plate, complementary unit, the mounting groove, the screw thread, first spring, first through-hole, the second through-hole, the screw thread post, under the cooperation of connecting block and first spout is used, can change the amount that stretches out of dead lever on the connector, thereby realize changing the holistic length of transmission shaft, in order to adapt to the hub connection of different intervals, application scope is wide, thereby be favorable to realizing the transmission shaft constant velocity and rotate, the length of having solved current agricultural machinery transmission shaft is unchangeable, can not realize the hub connection of different intervals, use the problem that has the limitation.
Description
Technical Field
The invention relates to the technical field of agricultural machine transmission shafts, in particular to a flexible agricultural machine transmission shaft with a high-precision constant-velocity joint assembly and a manufacturing method thereof.
Background
The agricultural machine transmission shaft is applied to power transmission of modern agricultural machinery, most commonly power transmission between a tractor and an agricultural implement or between power output and input of the agricultural machinery, so that the agricultural machinery achieves the effect of normal work. Meanwhile, the shaft has the characteristic of universal transmission, the input end and the output end can be not in the same plane according to different types, and the angle between the output end and the input end can reach 0-80 degrees through the transmission shaft of the agricultural machine with the structure.
According to the patent publication No. CN211550325U with the publication date of 2020-09-22, an agricultural machine transmission shaft is disclosed, which comprises a spline shaft, a spline sleeve fork and a shaft tube, wherein the spline shaft is slidably connected with the spline sleeve fork, the spline sleeve fork is connected with a first flange fork through a universal joint, the spline shaft is connected with the shaft tube, the end part of the shaft tube is provided with a welding fork, and the welding fork is connected with a second flange fork through the universal joint; the universal joint is an inner clamping type universal joint, the structure is reasonable, the universal joint adopts the inner clamping type universal joint, and the universal joint has the advantages of small rotation diameter and light weight, but the length of the existing agricultural machine transmission shaft is unchangeable, shaft connection with different distances cannot be realized, and the use has limitation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a flexible agricultural machine transmission shaft with a high-precision constant-speed joint assembly and a manufacturing method thereof, and solves the problems that the length of the existing agricultural machine transmission shaft is unchangeable, shaft connection with different distances cannot be realized, and the use has limitation.
In order to achieve the purpose, the invention is realized by the following technical scheme: take flexible agricultural machinery transmission shaft of high accuracy constant velocity joint subassembly, including horizontal pole and first connecting piece and the second connecting piece of setting on the horizontal pole, the one end fixedly connected with support piece of horizontal pole, be provided with adjusting part on the horizontal pole.
The adjusting component comprises a fixed rod, a connector and a baffle plate, one end of the fixed rod is fixedly connected with a limit plate, the connecting body and the limiting plate are provided with auxiliary mechanisms, one side of the connecting body is provided with a mounting groove in a penetrating way, the outer surface of the fixed rod is provided with threads, the outer surface of the fixed rod is sleeved with a first spring, the outer surface of the fixed rod is in threaded connection with a fastening block, one side of the baffle is respectively provided with a first through hole and a second through hole, the inner part of the first through hole is matched with the outer surface of the fixed rod, one side of the connector is fixedly connected with a threaded column, the interior of the second through hole is matched with the outer surface of the threaded column, the outer surface of the threaded column is in threaded connection with a connecting block, the fixing rod and the cross rod are integrally formed, the first connecting piece is arranged on the outer surface of the connecting body, and a first sliding groove is formed in the front face of the outer surface of the fixing rod in a penetrating mode.
Preferably, the threaded columns are arranged in an up-down symmetrical mode along the installation groove, and the second through holes are arranged in an up-down symmetrical mode along the first through holes.
Preferably, the complementary unit includes guide arm and recess, the surface cover of guide arm is equipped with the second spring, the one end fixedly connected with slider of guide arm, the surface of slider and the inside sliding connection of recess, one side fixed connection of guide arm and limiting plate, the opposite side at the connector is seted up to the recess.
Preferably, the guide rod and the groove are symmetrically arranged up and down along the fixing rod, one end of the second spring is fixedly connected with one side of the limiting plate, and the other end of the second spring is fixedly connected with the other side of the connecting body.
Preferably, one end of the first spring is fixedly connected with one side of the limiting plate, the other end of the first spring is fixedly connected with the other side of the connecting body, a second sliding groove is formed in the front face of the connecting body in a penetrating mode, and the second sliding groove is communicated with the mounting groove.
Preferably, the top of the outer surface of the connector is fixedly connected with a first slide bar, the bottom of the outer surface of the connector is fixedly connected with a second slide bar, the structure on the support piece is the same as that on the connector, one side of the first connecting piece is penetrated and provided with a first clamping groove, one side of the first connecting piece is positioned above the first clamping groove and provided with a second clamping groove, one side of the first connecting piece is positioned below the first clamping groove and provided with a third clamping groove, and the second clamping groove and the third clamping groove are communicated with the first clamping groove.
Preferably, the inside of first draw-in groove and the surface sliding connection of limiting plate, the inside of second draw-in groove and the surface looks adaptation of first draw-in groove, the inside of third draw-in groove and the surface looks adaptation of second draw-in groove, logical groove has been seted up in the front of first connecting piece through running through, it is provided with the mounting to lead to the inslot, the first fixed orifices that is linked together with first draw-in groove has all been seted up at the front and the back of first connecting piece.
Preferably, two be provided with the threaded rod between the first fixed orifices, the surface of threaded rod respectively with the inside looks adaptation of first spout and second spout, the surface threaded connection of threaded rod has the nut, the surface of threaded rod is provided with the fixture block, the second fixed orifices has been seted up in running through in the front of fixture block, the inside of second fixed orifices and the surface looks adaptation of threaded rod, one side setting that the nut was kept away from to the connecting block is the cambered surface, structure on the first connecting piece is the same with the structure on the second connecting piece.
The invention also discloses a manufacturing method of the flexible agricultural machine transmission shaft with the high-precision constant velocity joint assembly, which specifically comprises the following steps:
s1, forming groove hole positions: firstly, a second sliding chute, a groove and a mounting groove are arranged on a connecting body, a first fixing hole, a second clamping groove, a third clamping groove and a first clamping groove are arranged on a first connecting piece, a first sliding chute is arranged on a fixing rod, and a first through hole and a second through hole are arranged on a baffle;
s2, assembling parts: then, sleeving a baffle on the fixed rod, rotating the fastening block on the fixed rod, fixing the fixed rod in the mounting groove by using the matching of the threads and the mounting groove, sleeving a first connecting piece on the connecting body by using a first clamping groove, inserting the guide rod into the groove, sleeving a second spring on the guide rod, and sleeving the first spring on the fixed rod;
s3, mounting a fixing piece: then, fixing a threaded column on one side of the connector, fixing the limiting plate, the fixing rod and the guide rod, fixing the first spring, the second spring and the limiting plate, placing the threaded rod in the first fixing hole, the second chute and the first chute, sleeving a clamping block on the threaded rod, and fixing by using a nut;
s4, adjusting: according to the length requirement of transmission shaft, through rotating the fastening block, and then change the extension of dead lever on the connector, thereby realize changing the holistic length of transmission shaft, in order to adapt to the hub connection of different intervals, application scope is wide, thereby be favorable to realizing the transmission shaft constant speed and rotate, the length of having solved current agricultural machinery transmission shaft is unchangeable, can not realize the hub connection of different intervals, the use has the problem of limitation, and finally, pass the screw thread post second through-hole, install the connecting block on the screw thread post, thereby position after adjusting is fixed.
Preferably, the second slide groove and the first slide groove in S1 are arranged in the same shape.
Advantageous effects
The invention provides a flexible agricultural machine transmission shaft with a high-precision constant velocity joint assembly and a manufacturing method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the flexible agricultural machine transmission shaft with the high-precision constant-velocity joint assembly and the manufacturing method thereof are characterized in that the adjusting assembly comprises a fixed rod, a connecting body and a baffle plate, one end of the fixed rod is fixedly connected with a limiting plate, the connecting body and the limiting plate are provided with auxiliary mechanisms, one side of the connecting body is penetrated and provided with a mounting groove, the outer surface of the fixed rod is provided with a thread, the outer surface of the fixed rod is sleeved with a first spring, the outer surface of the fixed rod is in threaded connection with a fastening block, one side of the baffle plate is respectively provided with a first through hole and a second through hole, the inside of the first through hole is matched with the outer surface of the fixed rod, one side of the connecting body is fixedly connected with a threaded column, the inside of the second through hole is matched with the outer surface of the threaded column, the outer surface of the threaded column is in threaded connection with a connecting block, the fixed rod and the cross rod are integrally formed, the first connecting piece is arranged on the outer surface of the connecting body, the front of dead lever surface is run through and has been seted up first spout, through at the dead lever, the connector, the baffle, the limiting plate, complementary unit, the mounting groove, the screw thread, first spring, first through-hole, the second through-hole, the screw thread post, the cooperation of connecting block and first spout is used down, can change the amount that stretches out of dead lever on the connector, thereby realize changing the holistic length of transmission shaft, in order to adapt to the hub connection of different intervals, application scope is wide, thereby be favorable to realizing the transmission shaft constant speed and rotate, the length of having solved current agricultural machinery transmission shaft is unchangeable, can not realize the hub connection of different intervals, use has the problem of limitation.
(2) The front of the connecting body is provided with a second sliding groove in a penetrating way, the second sliding groove is communicated with the mounting groove, one side of the first connecting piece is provided with a first clamping groove in a penetrating way, one side of the first connecting piece is provided with a second clamping groove above the first clamping groove, one side of the first connecting piece is provided with a third clamping groove below the first clamping groove, the second clamping groove and the third clamping groove are both communicated with the first clamping groove, a threaded rod is arranged between the two first fixing holes, the outer surface of the threaded rod is respectively matched with the inner parts of the first sliding groove and the second sliding groove, the outer surface of the threaded rod is in threaded connection with a nut, the outer surface of the threaded rod is provided with a clamping block, the front of the clamping block is provided with a second fixing hole in a penetrating way, and the inner part of the second fixing hole is matched with the outer surface of the threaded rod, the one side setting that the nut was kept away from to the connecting block is the cambered surface, and the structure on the first connecting piece is the same with the structure on the second connecting piece, uses through the cooperation of second spout, first draw-in groove, second draw-in groove, third draw-in groove, first fixed orifices, threaded rod and nut 16 down, makes things convenient for the whole dismouting that carries on of transmission shaft, convenient to use.
(3) The flexible agricultural machine transmission shaft with the high-precision constant-speed joint assembly and the manufacturing method thereof are characterized in that the auxiliary mechanism comprises a guide rod and a groove, a second spring is sleeved on the outer surface of the guide rod, a sliding block is fixedly connected to one end of the guide rod, the outer surface of the sliding block is in sliding connection with the inside of the groove, the guide rod is fixedly connected with one side of a limiting plate, the groove is formed in the other side of a connecting body, the two guide rods and the two grooves are symmetrically arranged on the upper side and the lower side of the fixing rod, one end of the second spring is fixedly connected with one side of the limiting plate, the other end of the second spring is fixedly connected with the other side of the connecting body, under the matching use of the guide rod, the groove, the second spring and the sliding block, when the whole length of the transmission shaft is adjusted, the elastic action is enhanced, the stress balance of the left fixing rod and the right fixing rod is facilitated, and therefore when the fixing rod is fixed by using a baffle plate, a threaded column and a connecting block, the fixing effect is improved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 3 is a partial front view of the internal structure of the present invention;
FIG. 4 is an enlarged view of a portion of the present invention at B of FIG. 2;
FIG. 5 is a partial cross-sectional view taken at C of FIG. 2 in accordance with the present invention;
FIG. 6 is a perspective view of a first connector of the present invention;
FIG. 7 is a perspective view of a fixation rod of the present invention;
FIG. 8 is a perspective view of a cartridge of the present invention;
FIG. 9 is a side view of a first connector of the present invention;
FIG. 10 is a process flow diagram of the present invention.
In the figure: 1-cross rod, 2-first connecting piece, 3-second connecting piece, 4-supporting piece, 5-adjusting component, 501-fixed rod, 502-connecting piece, 503-baffle plate, 504-limiting plate, 505-auxiliary mechanism, 5051-guide rod, 5052-groove, 5053-second spring, 5054-sliding block, 506-mounting groove, 507-screw thread, 508-first spring, 509-fastening block, 510-first through hole, 511-second through hole, 512-screw thread column, 513-connecting block, 514-first sliding groove, 6-second sliding groove, 7-first sliding strip, 8-second sliding strip, 9-first clamping groove, 10-second clamping groove, 11-third clamping groove, 12-through groove, 13-fixing piece, 14-a first fixing hole, 15-a threaded rod, 16-a nut, 17-a clamping block and 18-a second fixing hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: the flexible agricultural machine transmission shaft with the high-precision constant-velocity joint assembly comprises a cross rod 1, a first connecting piece 2 and a second connecting piece 3, wherein the first connecting piece 2 and the second connecting piece 3 are arranged on the cross rod 1; the adjusting component 5 comprises a fixing rod 501, a connecting body 502 and a baffle 503, one end of the fixing rod 501 is fixedly connected with a limiting plate 504, the connecting body 502 and the limiting plate 504 are provided with an auxiliary mechanism 505, one side of the connecting body 502 is penetrated and provided with a mounting groove 506, the outer surface of the fixing rod 501 is provided with a thread 507, the outer surface of the fixing rod 501 is sleeved with a first spring 508, the outer surface of the fixing rod 501 is in threaded connection with a fastening block 509, one side of the baffle 503 is respectively provided with a first through hole 510 and a second through hole 511, the inside of the first through hole 510 is matched with the outer surface of the fixing rod 501, one side of the connecting body 502 is fixedly connected with a threaded column 512, the inside of the second through hole 511 is matched with the outer surface of the threaded column 512, the outer surface of the threaded column 512 is in threaded connection with a connecting block 513, the fixing rod 501 and the cross rod 1 are integrally formed, the first connecting piece 2 is arranged on the outer surface of the connecting body 502, the front surface of the outer surface of the fixed rod 501 is provided with a first sliding groove 514 in a penetrating way, the protruding amount of the fixed rod 501 on the connecting body 502 can be changed by matching the fixed rod 501, the connecting body 502, the baffle 503, the limiting plate 504, the auxiliary mechanism 505, the mounting groove 506, the threads 507, the first spring 508, the first spring 509, the first through hole 510, the second through hole 511, the threaded column 512, the connecting block 513 and the first sliding groove 514, so that the whole length of the transmission shaft can be changed to adapt to shaft connection at different intervals, the application range is wide, constant-speed rotation of the transmission shaft is facilitated, the problems that the length of the existing agricultural transmission shaft is unchangeable, shaft connection at different intervals cannot be realized and the use has limitation are solved, the threaded columns 512 are symmetrically arranged up and down along the mounting groove 506, the second through holes 511 are symmetrically arranged up and down along the first through hole 510, the auxiliary mechanism 505 comprises a guide rod 5051 and a groove 5052, a second spring 5053 is sleeved on the outer surface of the guide rod 5051, a sliding block 5054 is fixedly connected to one end of the guide rod 5051, the outer surface of the sliding block 5054 is in sliding connection with the inside of the groove 5052, the guide rod 5051 is fixedly connected with one side of the limiting plate 504, the groove 5052 is formed in the other side of the connecting body 502, under the matching use of the guide rod 5051, the groove 5052, the second spring 5053 and the sliding block 5054, when the overall length of the transmission shaft is adjusted, the elastic action is enhanced, the left fixing rod 501 and the right fixing rod 501 are stressed evenly, therefore when the fixing rod 501 is fixed through the baffle 503, the threaded column 512 and the connecting block 513, the fixing effect is improved, the guide rod 5051 and the groove 5052 are vertically and symmetrically arranged in two, one end of the second spring 5053 is fixedly connected with one side of the limiting plate 504, the other end of the second spring 5053 is fixedly connected with the other side of the connecting body 502, one end of a first spring 508 is fixedly connected with one side of the limit plate 504, the other end of the first spring 508 is fixedly connected with the other side of the connecting body 502, a second chute 6 is arranged on the front surface of the connecting body 502 in a penetrating manner, the second chute 6 is communicated with the mounting groove 506, a first slide bar 7 is fixedly connected with the top of the outer surface of the connecting body 502, a second slide bar 8 is fixedly connected with the bottom of the outer surface of the connecting body 502, the structure on the supporting piece 4 is the same as that on the connecting body 502, a first clamping groove 9 is arranged on one side of the first connecting piece 2 in a penetrating manner, a second clamping groove 10 is arranged on one side of the first connecting piece 2 and above the first clamping groove 9, a third clamping groove 11 is arranged on one side of the first connecting piece 2 and below the first clamping groove 9, the second clamping groove 10 and the third clamping groove 11 are both communicated with the first clamping groove 9, the interior of the first clamping groove 9 is connected with the outer surface of the limit plate 504 in a sliding manner, the interior of the second clamping groove 10 is matched with the outer surface of the first sliding strip 7, the interior of the third clamping groove 11 is matched with the outer surface of the second sliding strip 8, the front surface of the first connecting piece 2 is provided with a through groove 12 in a penetrating way, a fixing piece 13 is arranged in the through groove 12, the front surface and the back surface of the first connecting piece 2 are both provided with a first fixing hole 14 communicated with the first clamping groove 9, the whole transmission shaft is convenient to disassemble and assemble and use under the matching use of the second sliding groove 6, the first clamping groove 9, the second clamping groove 10, the third clamping groove 11, the first fixing hole 14, a threaded rod 15 and a nut 16, the threaded rod 15 is convenient to use, the threaded rod 15 is arranged between the two first fixing holes 14, the outer surface of the threaded rod 15 is respectively matched with the interiors of the first sliding groove 514 and the second sliding groove 6, the outer surface of the threaded rod 15 is in threaded connection with the nut 16, the outer surface of the threaded rod 15 is provided with a clamping block 17, the front surface of the clamping block 17 is provided with a second fixing hole 18 in a penetrating way, the inside of the second fixing hole 18 is matched with the outer surface of the threaded rod 15, one side of the connecting block 513, which is far away from the screw cap 16, is arranged to be an arc surface, and the structure on the first connecting piece 2 is the same as that on the second connecting piece 3.
The invention also discloses a manufacturing method of the flexible agricultural machine transmission shaft with the high-precision constant velocity joint assembly, which specifically comprises the following steps:
s1, forming groove hole positions: firstly, a second sliding chute 6, a groove 5052 and a mounting groove 506 are formed in a connecting body 502, a first fixing hole 14, a second clamping groove 10, a third clamping groove 11 and a first clamping groove 9 are formed in a first connecting piece 2, a first sliding chute 514 is formed in a fixing rod 501, and a first through hole 510 and a second through hole 511 are formed in a baffle 503;
s2, assembling parts: then, the baffle 503 is sleeved on the fixing rod 501, the fastening block 509 is rotated on the fixing rod 501, then the fixing rod 501 is fixed in the mounting groove 506 by using the matching of the thread 507 and the mounting groove 506, the first connecting piece 2 is sleeved on the connecting body 502 by using the first clamping groove 9, the guide rod 5051 is inserted into the groove 5052, the second spring 5053 is sleeved on the guide rod 5051, and the first spring 508 is sleeved on the fixing rod 501;
s3, mounting a fixing piece: then, a threaded column 512 is fixed on one side of the connector 502, the limiting plate 504, the fixing rod 501 and the guide rod 5051 are fixed, meanwhile, the first spring 508 and the second spring 5053 are fixed with the limiting plate 504, the threaded rod 15 is placed in the first fixing hole 14, the second sliding groove 6 and the first sliding groove 514, the fixture 17 is sleeved on the threaded rod 15, and then the threaded rod is fixed by the nut 16;
s4, adjusting: according to the length requirement of transmission rod, through rotating fastening block 509, and then change the extension of dead lever 501 on connector 502, thereby realize changing the holistic length of transmission shaft, in order to adapt to the hub connection of different intervals, application scope is wide, thereby be favorable to realizing the transmission shaft constant speed and rotate, the length of having solved current agricultural machinery transmission shaft is unchangeable, can not realize the hub connection of different intervals, the use has the problem of limitation, finally, pass second through-hole 511 with screw thread post 512, install connecting block 513 on screw thread post 512, thereby position after adjusting is fixed.
In the present invention, the second chute 6 and the first chute 514 are provided in the same shape in S1.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a take flexible agricultural machinery transmission shaft of high accuracy constant speed joint subassembly, includes horizontal pole (1) and first connecting piece (2) and second connecting piece (3) of setting on horizontal pole (1), its characterized in that: one end of the cross rod (1) is fixedly connected with a supporting piece (4), and an adjusting component (5) is arranged on the cross rod (1);
the adjusting component (5) comprises a fixing rod (501), a connector (502) and a baffle (503), wherein a limiting plate (504) is fixedly connected to one end of the fixing rod (501), an auxiliary mechanism (505) is arranged between the connector (502) and the limiting plate (504), a mounting groove (506) is formed in one side of the connector (502) in a penetrating mode, a thread (507) is formed in the outer surface of the fixing rod (501), a first spring (508) is sleeved on the outer surface of the fixing rod (501), a fastening block (509) is connected to the outer surface of the fixing rod (501) in a threaded mode, a first through hole (510) and a second through hole (511) are formed in one side of the baffle (503) respectively, the inside of the first through hole (510) is matched with the outer surface of the fixing rod (501), a threaded column (512) is fixedly connected to one side of the connector (502), and the inside of the second through hole (511) is matched with the outer surface of the threaded column (512), the outer surface of the threaded column (512) is in threaded connection with a connecting block (513), the fixing rod (501) and the cross rod (1) are integrally formed, the first connecting piece (2) is arranged on the outer surface of the connecting body (502), and a first sliding groove (514) is formed in the front surface of the outer surface of the fixing rod (501) in a penetrating mode;
the auxiliary mechanism (505) comprises a guide rod (5051) and a groove (5052), a second spring (5053) is sleeved on the outer surface of the guide rod (5051), a sliding block (5054) is fixedly connected to one end of the guide rod (5051), the outer surface of the sliding block (5054) is in sliding connection with the inside of the groove (5052), the guide rod (5051) is fixedly connected with one side of the limiting plate (504), and the groove (5052) is formed in the other side of the connecting body (502);
a first clamping groove (9) penetrates through one side of the first connecting piece (2), and the interior of the first clamping groove (9) is connected with the outer surface of the limiting plate (504) in a sliding mode;
according to the length requirement of the agricultural machine transmission shaft, the extension amount of the fixing rod (501) on the connecting body (502) is changed by rotating the fastening block (509), so that the overall length of the agricultural machine transmission shaft is changed to adapt to shaft connection at different intervals.
2. The flexible agricultural drive shaft with a high precision constant velocity joint assembly of claim 1, wherein: the threaded columns (512) are arranged in a vertically symmetrical mode along the installation grooves (506), and the second through holes (511) are arranged in a vertically symmetrical mode along the first through holes (510).
3. The flexible agricultural drive shaft with a high precision constant velocity joint assembly of claim 2, wherein: the guide rod (5051) and the groove (5052) are arranged in an up-down symmetrical mode along the fixing rod (501), one end of the second spring (5053) is fixedly connected with one side of the limiting plate (504), and the other end of the second spring (5053) is fixedly connected with the other side of the connecting body (502).
4. The flexible agricultural drive shaft with a high precision constant velocity joint assembly of claim 1, wherein: one end of the first spring (508) is fixedly connected with one side of the limiting plate (504), the other end of the first spring (508) is fixedly connected with the other side of the connecting body (502), the front face of the connecting body (502) penetrates through the second sliding groove (6), and the second sliding groove (6) is communicated with the mounting groove (506).
5. The flexible agricultural drive shaft with a high precision constant velocity joint assembly of claim 1, wherein: the connecting structure is characterized in that a first sliding strip (7) is fixedly connected to the top of the outer surface of the connecting body (502), a second sliding strip (8) is fixedly connected to the bottom of the outer surface of the connecting body (502), the structure on the supporting piece (4) is the same as that on the connecting body (502), a second clamping groove (10) is formed in one side of the first connecting piece (2) and above the first clamping groove (9), a third clamping groove (11) is formed in one side of the first connecting piece (2) and below the first clamping groove (9), and the second clamping groove (10) and the third clamping groove (11) are communicated with the first clamping groove (9).
6. The flexible agricultural drive shaft with a high precision constant velocity joint assembly of claim 5, wherein: the inside of second draw-in groove (10) and the surface looks adaptation of first draw-in bar (7), the inside of third draw-in groove (11) and the surface looks adaptation of second draw-in bar (8), the front of first connecting piece (2) is run through and has been seted up logical groove (12), be provided with mounting (13) in logical groove (12), first fixed orifices (14) that are linked together with first draw-in groove (9) are all seted up to the front and the back of first connecting piece (2).
7. The flexible agricultural machine driveshaft with a high precision constant velocity joint assembly according to claim 6, wherein: two be provided with threaded rod (15) between first fixed orifices (14), the surface of threaded rod (15) respectively with the inside looks adaptation of first spout (514) and second spout (6), the surface threaded connection of threaded rod (15) has nut (16), the surface of threaded rod (15) is provided with fixture block (17), second fixed orifices (18) have been seted up in the front run-through of fixture block (17), the inside of second fixed orifices (18) and the surface looks adaptation of threaded rod (15), one side setting that nut (16) were kept away from in connecting block (513) is the cambered surface, structure on second connecting piece (3) with structure on first connecting piece (2) is the same.
8. A method of manufacturing a flexible agricultural machine drive shaft with a high precision constant velocity joint assembly according to claim 7, characterized by: the manufacturing method specifically comprises the following steps:
s1, forming groove hole positions: firstly, a second sliding groove (6), a groove (5052) and a mounting groove (506) are formed in a connecting body (502), a first fixing hole (14), a second clamping groove (10), a third clamping groove (11) and a first clamping groove (9) are formed in a first connecting piece (2), a first sliding groove (514) is formed in a fixing rod (501), and a first through hole (510) and a second through hole (511) are formed in a baffle (503);
s2, assembling parts: then, a baffle (503) is sleeved on the fixed rod (501), the fastening block (509) is rotatably connected to the fixed rod (501), then the fixed rod (501) is installed in the installation groove (506), the guide rod (5051) is inserted into the groove (5052), the second spring (5053) is sleeved on the guide rod (5051), and the first spring (508) is sleeved on the fixed rod (501);
s3, mounting a fixing piece: then, a threaded column (512) is fixed on one side of the connecting body (502), the limiting plate (504) is fixedly connected with one end of the fixing rod (501) and is connected with the connecting body (502) through a guide rod (5051), meanwhile, the first spring (508) and the second spring (5053) are fixed with the limiting plate (504), the first connecting piece (2) is sleeved on the connecting body (502) through the first clamping groove (9), the threaded rod (15) is placed in the first fixing hole (14), the second sliding groove (6) and the first sliding groove (514), the clamping block (17) is sleeved on the threaded rod (15), and then the threaded rod (16) is used for fixing;
s4, adjusting: according to the length requirement of agricultural machinery transmission shaft, through rotating fastening block (509), and then change dead lever (501) the amount of stretching out on connector (502), thereby change the holistic length of transmission shaft, with the hub connection of the different intervals of adaptation, realize the transmission shaft constant speed and rotate, finally, pass screw thread post (512) second through-hole (511), install connecting block (513) on screw thread post (512), thereby fix the position after adjusting.
9. The manufacturing method according to claim 8, characterized in that: the second sliding groove (6) and the first sliding groove (514) in the S1 are arranged in the same shape.
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| CN202110719349.0A CN113323969B (en) | 2021-06-28 | 2021-06-28 | Flexible agricultural machine transmission shaft with high-precision constant-velocity joint assembly and manufacturing method thereof |
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| CN115026545A (en) * | 2022-04-26 | 2022-09-09 | 斯捷尔传动机械(杭州)有限公司 | Multi-section split preparation and assembly system and equipment method for transmission shaft of agricultural machine |
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| US4177654A (en) * | 1976-10-27 | 1979-12-11 | Lohr & Bromkamp G.M.B.H. | Transmission shaft |
| DE19609423A1 (en) * | 1996-03-11 | 1997-09-18 | Loehr & Bromkamp Gmbh | Cardan shaft, in particular a side shaft for driving the wheels of a motor vehicle |
| CN202560873U (en) * | 2012-05-07 | 2012-11-28 | 斯捷尔传动机械(杭州)有限公司 | Wide-angle protective cover for wide-angle transmission shaft of agricultural machinery |
| CN109849652A (en) * | 2017-11-30 | 2019-06-07 | 福特全球技术公司 | The transverse drive shaft of the power drive system of motor vehicles with outside constant velocity cardan joint |
| CN112483557A (en) * | 2019-09-11 | 2021-03-12 | 无锡中嘉机电科技有限公司 | Novel transmission shaft telescopic sleeve |
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2021
- 2021-06-28 CN CN202110719349.0A patent/CN113323969B/en active Active
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|---|---|---|---|---|
| US4177654A (en) * | 1976-10-27 | 1979-12-11 | Lohr & Bromkamp G.M.B.H. | Transmission shaft |
| DE19609423A1 (en) * | 1996-03-11 | 1997-09-18 | Loehr & Bromkamp Gmbh | Cardan shaft, in particular a side shaft for driving the wheels of a motor vehicle |
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