CN117381220A - Cutter shaft welding device of straw chopping and throwing returning machine - Google Patents
Cutter shaft welding device of straw chopping and throwing returning machine Download PDFInfo
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- CN117381220A CN117381220A CN202311686942.5A CN202311686942A CN117381220A CN 117381220 A CN117381220 A CN 117381220A CN 202311686942 A CN202311686942 A CN 202311686942A CN 117381220 A CN117381220 A CN 117381220A
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- cutter shaft
- welding
- rotating
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- 238000003466 welding Methods 0.000 title claims abstract description 75
- 239000010902 straw Substances 0.000 title claims abstract description 31
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 238000012856 packing Methods 0.000 claims description 19
- 210000001503 joint Anatomy 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 239000002689 soil Substances 0.000 description 5
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- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 244000105624 Arachis hypogaea Species 0.000 description 1
- ZJEWVOJUXVSQAT-UHFFFAOYSA-N Arborone Natural products OCC1C(OCC1(O)C(=O)c2ccc3OCOc3c2)c4ccc5OCOc5c4 ZJEWVOJUXVSQAT-UHFFFAOYSA-N 0.000 description 1
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- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention discloses a cutter shaft welding device of a straw cutting, throwing and returning machine, which belongs to the technical field of welding equipment and comprises a frame, a tray frame, a positioning seat, a rotating assembly, a positioning block and a welding assembly.
Description
Technical Field
The invention belongs to the technical field of welding equipment, and particularly relates to a cutter shaft welding device of a straw chopping, throwing and returning machine.
Background
Crop straws mainly comprise corn straws, wheat straws, rice straws, peanuts, leguminous plant straws and the like, and because the benefit of returning the straws to the field is not known enough, the cost of returning the straws to the field is high, a large amount of straws are burnt each year, so that organic matters and humus in farmland soil are mineralized due to high temperature, and soil hardening is caused.
The field returning machine is a machine for crushing and throwing straw crushed aggregates, so that after the straw is returned to the field, the physicochemical properties of the soil can be improved, thereby promoting the growth of crops, reducing the use of chemical fertilizers, increasing the organic matter components of the soil and improving the fertility of the soil.
The cutter body of the returning machine mainly comprises a cutter shaft, a fixed cutter plate and a cutter head, the fixed cutter plate is not directly involved in crushing and returning of dried stalks, but is used as a part for transmission and motion control, so that the abrasion speed of the fixed cutter plate is not high, a welded connection mode is adopted, the fixed cutter plate is generally in an in-line design mode and a spiral design mode on the cutter shaft, in order to balance the operation of the cutter shaft, the spiral type cutter shaft is more widely applied, a plurality of fixed cutter plates are required to be welded on the cutter shaft body along a spiral line in the manufacturing process of the spiral type cutter shaft, automatic welding is difficult to realize by conventional welding equipment due to the fact that the welding point of the spiral line is complex, and positioning and manual welding are generally required to be carried out manually, so that the welding quality is uneven, and the welding efficiency is greatly reduced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the embodiment of the invention aims to provide a cutter shaft welding device of a straw chopping and throwing-returning machine, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the cutter shaft welding device of the straw cutting, throwing and returning machine comprises a frame member, wherein the frame member comprises a base plate and a frame, and the frames are fixedly arranged at two ends of the base plate;
the tray frame assembly comprises a tray frame, a rotary toothed ring and guide groove frames, wherein the tray frame is fixedly assembled on the frame, one end of the tray frame is provided with the rotary toothed ring in a limiting rotation mode, the other end of the tray frame is fixedly provided with a plurality of guide groove frames, the guide groove frames are circumferentially distributed, and the guide groove frames on the two groups of tray frames are oppositely arranged;
the positioning assembly comprises a positioning seat, a side tooth surface, an outer positioning gear, an inner positioning gear, a positioning arm and a positioning wheel, wherein the positioning seat is assembled in the guide groove frame in a limiting sliding manner, one end of the positioning seat is provided with the side tooth surface, the outer positioning gear and the inner positioning gear are coaxially assembled and rotatably arranged on the disc frame, the outer positioning gear is meshed with the side tooth surface and connected with the inner positioning gear, the positioning arm is meshed with the rotary toothed ring and connected with the positioning seat, and the tail end of the positioning arm is rotatably provided with the positioning wheel;
the rotating assembly is arranged on one side of the disc frame and used for controlling the directional rotation of the cutter shaft;
the positioning mechanism comprises a guide rod, a screw rod and a positioning block, wherein the guide rod is fixedly assembled between the two groups of disc frames, the screw rod is rotatably assembled between the two groups of disc frames and is arranged in parallel with the guide rod, and the positioning block is assembled on the guide rod and the screw rod in a limiting manner;
the welding assembly comprises a plate bin and a welding nozzle, wherein the plate bin is movably assembled at the bottom of the guide rod, a fixed cutter plate to be welded is filled in the plate bin, the tail end of the plate bin is arranged towards one side of the cutter shaft and used for positioning and welding the fixed cutter plate on the cutter shaft, the welding nozzle is further arranged at the tail end of the plate bin, and the welding nozzle is arranged towards the joint of the fixed cutter plate and the cutter shaft.
As a further scheme of the invention, the frame member further comprises a supporting pump and a bracket, wherein two groups of supporting pumps are fixedly arranged on the substrate, the bracket is assembled on the supporting pumps, the supporting pumps are arranged on one side, close to the frame, of the supporting pumps, and the supporting pumps are used for longitudinally supporting a cutter shaft to be welded to a welding station.
As a further scheme of the invention, the tray frame assembly further comprises a driver and a driving gear, wherein the driver is fixedly assembled at one end of the tray frame, and is provided with the driving gear which is meshed with the rotary toothed ring and is used for driving the rotary toothed ring to rotate.
As a further scheme of the invention, a plurality of guide groove frames are arranged towards one side of the circle center of the disc frame, and the number of the guide groove frames is not less than three.
As a further scheme of the invention, the rotating assembly comprises a base, racks, rotating gears, a rotating wheel seat, rotating wheels, a rotating driver and a synchronous belt, wherein the base is fixedly arranged at one end of a disc frame, the racks are arranged in the base in a limiting sliding manner, the two groups of rotating gears are respectively arranged at two ends of the disc frame and are coaxially connected, the two groups of rotating gears are respectively meshed with the racks and the rotating toothed ring, the rotating wheel seat is fixedly connected onto the racks, the rotating wheels are rotatably arranged at the tail ends of the rotating wheel seat, the rotating driver is further arranged at one side of the rotating wheel seat, and the rotating driver is connected with the rotating wheels in a linkage manner through the synchronous belt.
As a further scheme of the invention, the positioning mechanism further comprises a side bracket, a positioning screw rod, a positioning rod and a positioning motor, wherein the positioning screw rod is rotatably arranged at the bottom of the positioning block, the positioning rod is fixedly arranged at one end of the positioning screw rod, the positioning motor is used for controlling the rotation direction of the positioning screw rod, the plate bin is limited and slidingly assembled on the positioning rod and meshed with the positioning screw rod, and the positioning screw rod and the positioning rod are both arranged perpendicular to the cutter shaft.
As a further scheme of the invention, the welding assembly further comprises a butt joint, a bottom air cylinder, a blocking piece, a packing piece and a packing air cylinder, wherein the butt joint at the tail end side of the plate bin is arranged towards one end of the cutter shaft, the bottom air cylinder is fixedly assembled at the bottom of the butt joint, the blocking piece is assembled on the bottom air cylinder in a sliding manner and is used for limiting the movement of the fixed cutter plate, the packing piece is also assembled in the cavity of the plate bin in a sliding manner, and the packing air cylinder is fixedly arranged at one side of the plate bin and is assembled and connected with the packing piece and is used for controlling the movement of the fixed cutter plate.
In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:
according to the invention, the plurality of groups of positioning assemblies which move concentrically are arranged on the tray frames, so that the cutter shafts with different diameters can be matched for welding, and meanwhile, the welding assemblies which can move with multiple degrees of freedom are arranged between the two groups of tray frames, so that the rotating angle of the cutter shafts is cooperatively controlled, the welding requirements of in-line or spiral type fixed cutter plates can be met, a large number of manual operation steps can be saved, and the welding efficiency is comprehensively improved.
Drawings
Fig. 1 is a schematic diagram of a cutter shaft welding device of a straw chopping and throwing-returning machine provided by an embodiment of the invention.
Fig. 2 is a schematic structural view of a frame member in a cutter shaft welding device of a straw chopping and throwing-returning machine according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a tray frame in a cutter shaft welding device of a straw chopping and throwing-returning machine according to an embodiment of the invention.
Fig. 4 is an enlarged schematic view of reference symbol a in fig. 3.
Fig. 5 is an enlarged schematic view of reference symbol B in fig. 3.
Fig. 6 is a schematic view of a back view of a partial structure of a cutter shaft welding device of a straw chopping and throwing-returning machine according to an embodiment of the present invention.
Fig. 7 is an enlarged schematic view of reference symbol C in fig. 6.
Fig. 8 is a schematic structural view of a guide rod and a screw rod in a cutter shaft welding device of a straw chopping and throwing-returning machine according to an embodiment of the invention.
Fig. 9 is an enlarged schematic view of reference numeral D in fig. 8.
Reference numerals: 1-frame members, 101-base plate, 102-frame, 103-jack pump, 104-bracket, 2-disc frame assembly, 201-disc frame, 202-slewing ring gear, 203-guide groove frame, 204-driver, 205-drive gear, 3-positioning assembly, 301-positioning seat, 302-side tooth face, 303-outer positioning gear, 304-positioning gear, 305-positioning arm, 306-positioning wheel, 4-rotating assembly, 401-base, 402-rack, 403-rotating gear, 404-rotating wheel seat, 405-rotating wheel, 406-rotating driver, 407-synchronous belt, 5-positioning mechanism, 501-guide bar, 502-lead screw, 503-positioning block, 504-side bracket, 505-positioning lead screw, 506-orientation bar, 507-positioning motor, 508-side driver, 6-welding assembly, 601-plate stock bin, 602-docking head, 603-bottom cylinder, 604-blocking piece, 605-packing piece, 606-packing cylinder, 607-welding nozzle.
Detailed Description
In order to more clearly illustrate the structural features and efficacy of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and examples.
Referring to fig. 1-9, a cutter shaft welding device of a straw chopping and throwing and returning machine in an embodiment of the invention comprises a frame member 1, wherein the frame member 1 comprises a base plate 101 and a frame 102, and the two ends of the base plate 101 are fixedly provided with the frame 102; the disc rack assembly 2 comprises a disc rack 201, a rotary toothed ring 202, guide groove racks 203, a driver 204 and a driving gear 205, wherein the disc rack 201 is fixedly assembled on the frame 102, one end of the disc rack 201 is provided with the rotary toothed ring 202 in a limiting rotation mode, the other end of the disc rack 201 is fixedly provided with a plurality of the guide groove racks 203, the guide groove racks 203 are circumferentially distributed, the guide groove racks 203 on the two groups of disc racks 201 are oppositely arranged, the driver 204 is fixedly assembled on one end of the disc rack 201, the driving gear 205 is assembled on the driver 204, and the driving gear 205 is meshed with the rotary toothed ring 202 and used for driving the rotary toothed ring 202 to rotate; the positioning assembly 3 comprises a positioning seat 301, a side tooth surface 302, an outer positioning gear 303, a positioning gear 304, a positioning arm 305 and a positioning wheel 306, wherein the positioning seat 301 is in limited sliding fit in the guide groove frame 203, one end of the positioning seat 301 is provided with the side tooth surface 302, the outer positioning gear 303 and the positioning gear 304 are coaxially assembled and rotationally arranged on the tray 201, the outer positioning gear 303 is meshed with the side tooth surface 302, the positioning gear 304 is meshed with the rotary toothed ring 202, the positioning seat 301 is fixedly connected with the positioning arm 305, and the positioning wheel 306 is rotationally arranged at the tail end of the positioning arm 305; the rotating assembly 4 is arranged on one side of the disc frame 201 and used for controlling the directional rotation of the cutter shaft; the positioning mechanism 5 comprises a guide rod 501, a screw rod 502 and a positioning block 503, wherein the guide rod 501 is fixedly assembled between two groups of disc frames 201, the screw rod 502 is rotatably assembled between the two groups of disc frames 201 and is arranged in parallel with the guide rod 501, and the positioning block 503 is assembled on the guide rod 501 and the screw rod 502 in a limiting manner; the welding assembly 6, the welding assembly 6 includes board storehouse 601 and welding mouth 607, board storehouse 601 movable assembly is in guide arm 501 bottom, is filled with the fixed blade that waits to weld in it, and board storehouse 601 end sets up towards arbor one side for the fixed blade of fixed position welding on the arbor, board storehouse 601 end still is provided with welding mouth 607, welding mouth 607 sets up towards the seam crossing of fixed blade and arbor.
In practical application, when the fixed knife plates on the knife shaft of the field returning machine are welded through the device, the tray 201 is fixedly arranged on the machine frames 102 on two sides of the device, a plurality of guide groove frames 203 are circumferentially arranged on the tray 201, when the knife shaft to be welded is longitudinally lifted to the position near the axis of the tray 201, the driver 204 is started under the driving of the controller, and the driving gear 205 at one end drives the rotary toothed ring 202 to rotate, as the rotary toothed ring 202 is meshed with the plurality of internal positioning gears 304, the plurality of internal positioning gears 304 can be synchronously driven to rotate in the same direction, the external positioning gears 303 fixedly connected with the fixed shaft of the internal positioning gears 304 can simultaneously rotate along with the internal positioning gears 304, as one end of the external positioning gears 303 is meshed with the side tooth surfaces 302, and the positioning seat 301 is in limited sliding fit in the guide groove frames 203, therefore, the positioning seat 301 can be driven to directionally slide in the guiding groove frame 203, the sliding direction is matched with the rotating direction of the outer positioning gear 303, so that the positioning seats 301 can be controlled to synchronously directionally slide in the guiding groove frames 203, when the positioning seats 301 synchronously move towards the end parts of the cutter shafts, the positioning arms 305 fixedly connected to the positioning seats 301 synchronously move towards the end parts of the cutter shafts, the positioning wheels 306 rotatably assembled at the tail ends of the positioning arms are firstly abutted against the end parts of the cutter shafts, when the positioning wheels 306 are simultaneously pressed against the end parts of the cutter shafts, the cutter shafts can be moved towards the axial positions of the disc frames 201 and coaxially aligned with the disc frames 201, at the moment, the directional rotating angle of the cutter shafts can be controlled through the rotating assembly 4 arranged at one end of the disc frames 201 to adjust the point to be welded of the circumferential surfaces of the cutter shafts, after the cutter shafts are positioned, since the guide rods 501 are fixedly arranged between the two groups of disc frames 201 and the screw rods 502 are rotatably arranged, therefore, when the screw rod 502 rotates, the positioning block 503 can directionally slide along the guide rod 501, and the guide rod 501 is arranged in parallel with the cutter shaft, so that the plate bin 601 assembled at the bottom of the positioning block 503 can convey the fixed cutter plates to be welded to the surface of the cutter shaft and then compress the fixed cutter plates, the cutter shaft is welded and connected with the fixed cutter plates through the welding nozzles 607 arranged at the two ends of the plate bin 601, an automatic welding step is realized, cutter shafts with different diameters can be adapted to welding, in the welding process, the rotating angle of the cutter shaft can be controlled through the rotating assembly 4, and the output position of the fixed cutter plates can be adjusted through the positioning block 503, so that the in-line or spiral fixed cutter plate welding requirement can be met, a large number of manual operation steps can be saved, and the welding efficiency can be comprehensively improved.
Referring to fig. 2, in a preferred embodiment of the present invention, the frame member 1 further includes a supporting pump 103 and a bracket 104, wherein two groups of supporting pumps 103 are fixedly disposed on the base plate 101, the bracket 104 is mounted on the supporting pump 103, and the supporting pump 103 is disposed near one side of the frame 102, and the supporting pump 103 is used for longitudinally supporting the arbor to be welded to the welding station.
In practical application, the supporting pump 103 is disposed on the substrate 101, and the bracket 104 assembled thereon may be used to longitudinally lift the arbor to be welded onto the positioning station of the positioning assembly 3, and the sets of guide groove frames 203 are circumferentially disposed on the tray frame 201 and are offset from the supporting pump 103, so that the sliding track of the positioning seat 301 thereon does not interfere with the movement track of the supporting pump 103 for lifting the arbor.
Referring to fig. 3 and 4, in a preferred embodiment of the present invention, a plurality of the guide slots 203 are disposed toward one side of the center of the tray 201, and the number of the guide slots 203 is not less than three.
In practical application, the guide groove frames 203 are all arranged towards the center of the disc frame 201, and the positioning seats 301 and the positioning arms 305 assembled in the guide groove frames 203 are equally long, so that the positioning wheels 306 can be scaled synchronously with the center side, thereby realizing the function of coaxially positioning and clamping the cutter shaft, and the number of the guide groove frames 203 is at least three, so as to realize the purpose of three-point positioning.
Referring to fig. 5, in a preferred embodiment of the present invention, the rotating assembly 4 includes a base 401, a rack 402, a rotating gear 403, a rotating wheel seat 404, a rotating wheel 405, a rotating driver 406 and a synchronous belt 407, wherein the base 401 is fixedly disposed at one end of the disc frame 201, the rack 402 is disposed in a limited sliding manner, two sets of rotating gears 403 are disposed at two ends of the disc frame 201 and coaxially connected, the two sets of rotating gears 403 are respectively engaged with the rack 402 and the rotating ring 202, the rotating wheel seat 404 is fixedly connected to the rack 402, the rotating wheel 405 is rotatably disposed at an end of the rotating wheel seat 404, the rotating driver 406 is further disposed at one side of the rotating wheel seat 404, and the rotating driver 406 and the rotating wheel 405 are connected in a linkage manner through the synchronous belt 407.
In practical application, the base 401 is fixedly disposed at one end of the tray 201, and when the rotary toothed ring 202 rotates under the driving action, one set of rotary gears 403 meshed with the rotary toothed ring 202 can drive the other set of rotary gears 403 to coaxially rotate, and the set of rotary gears 403 are meshed with the driving rack 402 to slide, so that the rack 402 moves synchronously with the positioning seats 301, when the rack 402 drives the rotary wheel seat 404 to move towards the cutter shaft side, the rotary wheel 405 rotatably mounted on the rotary wheel seat 404 can be pressed on the surface of the cutter shaft, and the friction force between the rotary wheel 405 and the cutter shaft can prevent the rotation of the cutter shaft, and the rotary driver 406 can drive the rotary wheel 405 to rotate through the synchronous belt 407 by virtue of the rotary driver 406 disposed at one end of the rotary wheel seat 404, so as to control the rotation angle of the cutter shaft, thereby facilitating the welding of the spiral type fixed cutter plate.
Referring to fig. 6 and 7, in a preferred embodiment of the present invention, the positioning mechanism 5 further includes a side bracket 504, a positioning screw 505, a positioning rod 506, and a positioning motor 507, the positioning screw 505 is rotatably disposed at the bottom of the positioning block 503 and is fixedly disposed on the bottom of the positioning block, the positioning motor 507 is disposed at one end of the positioning screw 505, for controlling the rotation direction of the positioning screw 505, the plate bin 601 is slidingly disposed on the positioning rod 506 in a limited manner, and is engaged with the positioning screw 505, and the positioning screw 505 and the positioning rod 506 are both disposed perpendicular to the cutter shaft.
In practical application, the screw rod 502 can be driven to rotate in a fixed shaft manner between the tray frames 201 through the side driver 508 fixedly arranged on one side of the tray frames 201, so that the screw rod 502 can drive the welding assembly 6 to slide along the guide rod 501 when rotating, and the positioning block 503 is meshed with the positioning block 503 and is also fixedly provided with the orientation rod 506 and is rotationally provided with the positioning screw rod 505, so that when the positioning motor 507 drives the positioning screw rod 505 to rotate, the plate bin 601 can be driven to slide along the orientation rod 506 in an orientation manner, the distance between the plate bin 601 and the cutter shaft can be controlled, and the positioning compression and the post-welding detachment of the fixed cutter plate can be controlled conveniently.
Referring to fig. 9, in a preferred embodiment of the present invention, the welding assembly 6 further includes an abutment 602, a bottom cylinder 603, a blocking piece 604, a packing element 605 and a packing cylinder 606, the abutment 602 at the end of the plate bin 601 is disposed towards one end of the cutter shaft, the bottom cylinder 603 is fixedly mounted on the bottom of the abutment 602, the blocking piece 604 is mounted on the bottom cylinder 603, the blocking piece 604 is slidably mounted in the abutment 602 for limiting the movement of the fixed cutter plate, the packing element 605 is also slidably mounted in the cavity of the plate bin 601, and the packing cylinder 606 is fixedly disposed at one side of the plate bin 601 and is assembled with the packing element 605 for controlling the movement of the fixed cutter plate.
In practical application, the inside of the plate bin 601 is used for filling the positioning plates to be welded, in the welding process, the positioning motor 507 drives the plate bin 601 to approach the cutter shaft side and enables a distance to be reserved between the butt joint 602 at the tail end of the plate bin 601 and the cutter shaft, at the moment, the packing cylinder 606 can drive the packing element 605 to simultaneously press a plurality of positioning plates inside the plate bin 601 to the side of the cutter shaft side, the positioning plates at the tail end side are pressed on the surface of the cutter shaft, and the gap between the positioning plates and the cutter shaft is welded through the welding nozzles 607 arranged at the two sides of the plate bin 601, after the welding is finished, the positioning motor 507 controls the plate bin 601 to move towards the side far away from the cutter shaft, at the moment, the bottom cylinder 603 at the bottom of the plate bin 601 controls the clamping plate 604 to be elastically inserted into the cavity at the end of the butt joint 602, before the welded positioning plates are pulled away from the butt joint 602, after the positioning plates are pulled away from the butt joint 602, the rest of the clamping plate 604 are pushed up along the notch, the motor is pressed up, the gap between the positioning plates and the cutter shaft side of the plate bin 507 is limited, and the positioning plates are completely moved from the butt joint 602 along with the welding process, and the movement between the positioning plates is controlled to the butt joint 602 is controlled, and the position of the butt joint 602 is controlled, and the position between the positioning plates is completely moved along with the butt joint 602, and the position of the butt joint 602, and the position is controlled, and is moved along the position between the butt joint 602, and is kept close to move, and between the position between the butt joint 602 and the position, and is moved, and is kept.
According to the cutter shaft welding device of the straw cutting, throwing and returning machine, a plurality of groups of positioning assemblies 3 which move concentrically are arranged on the tray frames 201, so that the cutter shafts with different diameters can be matched for welding, meanwhile, the welding assemblies 6 which can move in multiple degrees of freedom are arranged between the two groups of tray frames 201, the rotating angle of the cutter shafts is controlled in a matching mode, the welding requirements of in-line or spiral type fixed cutter plates can be met, a large number of manual operation steps can be saved, and the welding efficiency is comprehensively improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The utility model provides a straw cuts up and throws returning to field machine arbor welding set which characterized in that, straw cuts up and throws returning to field machine arbor welding set includes:
the rack component comprises a base plate and a rack, and the racks are fixedly arranged at two ends of the base plate;
the tray frame assembly comprises a tray frame, a rotary toothed ring and guide groove frames, wherein the tray frame is fixedly assembled on the frame, one end of the tray frame is provided with the rotary toothed ring in a limiting rotation mode, the other end of the tray frame is fixedly provided with a plurality of guide groove frames, the guide groove frames are circumferentially distributed, and the guide groove frames on the two groups of tray frames are oppositely arranged;
the positioning assembly comprises a positioning seat, a side tooth surface, an outer positioning gear, an inner positioning gear, a positioning arm and a positioning wheel, wherein the positioning seat is assembled in the guide groove frame in a limiting sliding manner, one end of the positioning seat is provided with the side tooth surface, the outer positioning gear and the inner positioning gear are coaxially assembled and rotatably arranged on the disc frame, the outer positioning gear is meshed with the side tooth surface and connected with the inner positioning gear, the positioning arm is meshed with the rotary toothed ring and connected with the positioning seat, and the tail end of the positioning arm is rotatably provided with the positioning wheel;
the rotating assembly is arranged on one side of the disc frame and used for controlling the directional rotation of the cutter shaft;
the positioning mechanism comprises a guide rod, a screw rod and a positioning block, wherein the guide rod is fixedly assembled between the two groups of disc frames, the screw rod is rotatably assembled between the two groups of disc frames and is arranged in parallel with the guide rod, and the positioning block is assembled on the guide rod and the screw rod in a limiting manner;
the welding assembly comprises a plate bin and a welding nozzle, wherein the plate bin is movably assembled at the bottom of the guide rod, a fixed cutter plate to be welded is filled in the plate bin, the tail end of the plate bin is arranged towards one side of the cutter shaft and used for positioning and welding the fixed cutter plate on the cutter shaft, the welding nozzle is further arranged at the tail end of the plate bin, and the welding nozzle is arranged towards the joint of the fixed cutter plate and the cutter shaft.
2. The welding device for the cutter shaft of the straw chopping and throwing and returning machine according to claim 1, wherein the frame member further comprises a supporting pump and a bracket, the two groups of supporting pumps are fixedly arranged on the base plate, the bracket is assembled on the supporting pumps, the supporting pumps are arranged close to one side of the frame, and the supporting pumps are used for longitudinally supporting the cutter shaft to be welded to the welding station.
3. The welding device for the cutter shaft of the straw cutting and throwing and returning machine according to claim 1, wherein the tray frame assembly further comprises a driver and a driving gear, the driver is fixedly assembled at one end of the tray frame, the driving gear is assembled on the driver, and the driving gear is meshed with the rotary toothed ring and used for driving the rotary toothed ring to rotate.
4. The cutter shaft welding device of the straw chopping and throwing returning machine according to claim 1, wherein a plurality of the guide groove frames are arranged towards one side of the circle center of the tray frame, and the number of the guide groove frames is not less than three.
5. The welding device for the cutter shaft of the straw cutting and throwing returning machine according to claim 1, wherein the rotating assembly comprises a base, racks, rotating gears, rotating wheel seats, rotating wheels, rotating drivers and synchronous belts, the base is fixedly arranged at one end of a tray frame, the racks are arranged in the base in a sliding manner, two groups of rotating gears are respectively arranged at two ends of the tray frame and are coaxially connected, the two groups of rotating gears are respectively meshed with the racks and a rotary toothed ring, the rotating wheel seats are fixedly connected to the racks, the rotating wheels are rotatably arranged at the tail ends of the rotating wheel seats, the rotating drivers are further arranged at one sides of the rotating wheel seats, and the rotating drivers are connected with the rotating wheels in a linkage manner through the synchronous belts.
6. The cutter shaft welding device of the straw cutting and throwing returning machine according to claim 1, wherein the positioning mechanism further comprises a side support, a positioning screw rod, a positioning rod and a positioning motor, the positioning screw rod is rotatably arranged at the bottom of the positioning block and fixedly provided with the positioning rod, one end of the positioning screw rod is provided with the positioning motor for controlling the rotating direction of the positioning screw rod, the plate bin is assembled on the positioning rod in a limiting sliding mode and meshed with the positioning screw rod, and the positioning screw rod and the positioning rod are perpendicular to the cutter shaft.
7. The welding device for the cutter shaft of the straw chopping and throwing and returning machine according to claim 1, wherein the welding assembly further comprises a butt joint, a bottom air cylinder, a blocking piece, a packing piece and a packing air cylinder, the butt joint at the tail end side of the plate bin is arranged towards one end of the cutter shaft, the bottom air cylinder is fixedly assembled at the bottom of the butt joint, the blocking piece is assembled on the bottom air cylinder and is slidingly assembled in the butt joint to limit the movement of the fixed cutter plate, the packing piece is slidingly assembled in the cavity of the plate bin, and the packing air cylinder is fixedly arranged at one side of the plate bin and is assembled and connected with the packing piece to control the movement of the fixed cutter plate.
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CN202311686942.5A CN117381220B (en) | 2023-12-11 | 2023-12-11 | Cutter shaft welding device of straw chopping and throwing returning machine |
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CN202311686942.5A CN117381220B (en) | 2023-12-11 | 2023-12-11 | Cutter shaft welding device of straw chopping and throwing returning machine |
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CN117381220B CN117381220B (en) | 2024-02-06 |
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CN115570550A (en) * | 2022-12-12 | 2023-01-06 | 徐州三和机械零部件有限公司 | Positioning and overturning device for flange machining |
CN218983729U (en) * | 2022-11-25 | 2023-05-09 | 德州市华北农机装备有限公司 | Tool for welding tool holder of straw crushing and returning machine |
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CN117124487A (en) * | 2023-10-10 | 2023-11-28 | 合肥工业大学 | Positioning and processing device for die assembly of sand core die of fiber winding shell |
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CN104325250A (en) * | 2014-11-13 | 2015-02-04 | 金湖县兴鹏机械制造有限公司 | Cutter shaft welding process equipment of straw chopping, throwing and returning machine, and installation method thereof |
CN105665895A (en) * | 2016-01-22 | 2016-06-15 | 武汉法利普纳泽切割***有限公司 | Overturning device |
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CN115570550A (en) * | 2022-12-12 | 2023-01-06 | 徐州三和机械零部件有限公司 | Positioning and overturning device for flange machining |
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