Motor shaft assembly worm gear device and assembly method thereof

Abstract

The present invention discloses a motor shaft worm assembly device and an assembly method thereof, which relate to the technical field of motor assembly devices. The motor shaft worm assembly device comprises a frame, a loading mechanism for loading the worm, a transferring mechanism for transferring the worm, a moving mechanism for transferring the motor, a milling mechanism for milling the shaft end of the motor, an outer diameter detection mechanism for detecting the outer diameter of the mill, an assembly mechanism for assembling the worm onto the motor shaft, a position detection mechanism for detecting the position of the worm on the motor shaft, and a discharging mechanism for discharging the motor to which the worm is assembled. The assembly mechanism comprises a lifting component, a clamping component, and a pressing component for pressing down the motor shaft. By adopting the loading mechanism, the transferring mechanism, the moving mechanism, the milling mechanism, the outer diameter detection mechanism, the assembly mechanism, the position detection mechanism, and the discharging mechanism, work efficiency is improved and labor costs are reduced. The assembly accuracy is high and the defective rate is reduced.

Description

Technical Field

[0001] The present invention relates to the field of motor assembly equipment, and in particular to a motor shaft worm assembly device and an assembly method thereof. Background Art

[0002] When assembling the motor, the worm needs to be assembled to the motor shaft. The worm generally adopts a tubular worm. The tubular worm needs to be divided into individual worms, and the individual worms are assembled to the motor shaft. Before assembly, in order to tightly assemble the worm on the motor shaft, the motor shaft needs to be milled. The utility model patent with application number 202021683835.9 discloses a motor worm assembly device, including: a motor tooling, on which a first tooling groove and a second tooling groove are provided; a clamping protection mechanism, which is arranged above the motor tooling, and the clamping protection mechanism applies a load to the worm in the motor tooling; in the prior art, the assembly of the worm and the motor shaft mostly requires manual assistance during the loading, milling and assembly processes, and the labor cost is high; during the assembly process, there is a lack of clamping components to clamp the motor shaft, and the motor shaft is easily displaced during assembly, and the assembly accuracy is poor; therefore, in view of this situation, there is an urgent need to develop a motor shaft worm assembly device and an assembly method thereof to meet the needs of actual use. Summary of the Invention

[0003] In view of this, the present invention aims to address the deficiencies in the prior art, and its main purpose is to provide a motor shaft assembly worm gear device and an assembly method thereof, which improves work efficiency and reduces labor costs by adopting a loading mechanism, a transfer mechanism, a material moving mechanism, a worm mechanism, an outer diameter detection mechanism, an assembly mechanism, a position detection mechanism and a discharge mechanism; the assembly accuracy is high and the defective rate is reduced.

[0004] To achieve the above object, the present invention adopts the following technical solutions:

[0005] A motor shaft worm assembly device comprises a frame, a loading mechanism for loading the worm, a transferring mechanism for transferring the worm, a moving mechanism for transferring the motor, a jig mechanism for jig-tapping the shaft end of the motor, an outer diameter detecting mechanism for detecting the outer diameter of the worm, an assembly mechanism for assembling the worm onto the motor shaft, a position detecting mechanism for detecting the position of the worm on the motor shaft, and a discharging mechanism for discharging the motor to which the worm is assembled. A workbench for installing the moving mechanism is provided on the frame. The transferring mechanism is located between the loading mechanism and the moving mechanism. The jig mechanism, outer diameter detecting mechanism, assembly mechanism, position detecting mechanism, and discharging mechanism are sequentially distributed along the moving direction of the moving mechanism. The assembly mechanism comprises a lifting assembly for driving the motor to lift and lower, a clamping assembly for clamping the worm, and a pressing assembly for pressing down the motor shaft. The clamping assembly is located between the lifting assembly and the pressing assembly.

[0006] As a preferred solution: the punch mechanism includes a bracket, a lifting assembly for lifting the motor, a locking assembly for locking the upper end of the motor shaft and a punch assembly for squeezing the motor shaft, the lifting assembly is located below the bracket; the locking assembly is installed on the upper side of the bracket, the punch assembly includes a punch drive device, a fixed tool holder device and a movable tool holder device, the fixed tool holder device is installed on the bracket, the movable tool holder device is movably installed on the bracket, and the movable tool holder device is connected to the output end of the punch drive device; the movable tool holder device can movably squeeze the motor shaft.

[0007] As a preferred solution: the locking assembly includes a transverse drive device, a longitudinal drive device, a vertical drive device and a locking device, the longitudinal drive device includes a longitudinal drive cylinder and a longitudinal slide, the transverse drive device is installed on the bracket; the longitudinal drive cylinder is installed on the bracket, and the longitudinal slide is connected to the longitudinal drive cylinder; the longitudinal slide is slidably installed on the output end of the transverse drive device; the vertical drive device is installed on the longitudinal slide, and the locking device is installed on the output end of the vertical drive device.

[0008] As a preferred solution: the locking device includes a rotary drive motor, a locking member, a sleeve and a lifting drive member. The rotary drive motor is installed at the output end of the vertical drive device, and the locking member is installed at the output end of the rotary drive motor. The locking member is rotatably located in the sleeve, and the lifting drive member is connected to the sleeve. The sleeve can descend to drive the locking member to close.

[0009] As a preferred solution: the feeding mechanism includes a feeding assembly for feeding worm tube materials, a dividing assembly for dividing the worm tube materials to obtain individual worms, and a delivery assembly for transferring the worm tube materials on the feeding assembly to the delivery assembly, and the delivery assembly is located between the feeding assembly and the dividing assembly; the feeding assembly includes a discharge support for placing the worm tube materials, a blocking device for blocking the worm tube materials, and a pushing device for pushing the worm onto the delivery assembly, the blocking device supports or releases the worm tube materials; the pushing device supports the worm tube materials and pushes them onto the delivery assembly.

[0010] As a preferred solution: the material delivery assembly includes a support seat, a tilting drive device and a jacking drive device, the tilting drive device is installed on the support seat, and the jacking drive device is installed at the output end of the tilting drive device.

[0011] As a preferred solution: the lifting assembly includes a lifting cylinder and a lifting seat, which is installed on the shaft end of the lifting cylinder; the clamping assembly includes a clamping drive cylinder and a clamping block, which is installed on the shaft end of the clamping drive cylinder, and the clamping block corresponds to the worm; the pressing assembly includes a pressing drive motor and a pressure head, which is installed on the output end of the pressing drive motor.

[0012] As a preferred solution: the outer diameter detection mechanism includes a horizontal cylinder, a vertical cylinder, a through gauge base and a displacement sensor, the vertical cylinder is installed at the output end of the horizontal cylinder, the through gauge base is elastically and liftably installed at the output end of the vertical cylinder, and the displacement sensor is located next to the through gauge base.

[0013] As a preferred solution: the position detection mechanism includes a vertical movement cylinder and a height sensor, and the height sensor is installed at the output end of the vertical movement cylinder.

[0014] The assembly method of the motor shaft assembly worm device comprises the following steps:

[0015] First, the material transfer mechanism moves the motor forward;

[0016] Second, the feeding mechanism feeds the worm, and the transfer mechanism transfers the worm on the feeding mechanism to the motor shaft end on the transfer mechanism;

[0017] Third, the material transfer mechanism moves the motor to the side of the jigsaw mechanism, and the jigsaw mechanism jigs the motor shaft end;

[0018] Fourth, after the punching is completed, the material transfer mechanism moves the motor to the side of the outer diameter detection mechanism, and the outer diameter detection mechanism detects the outer diameter of the punching position;

[0019] Fifth, the material transfer mechanism transfers the motor to the assembly mechanism, and the assembly mechanism tightly assembles the worm to the motor shaft end;

[0020] Sixth, the material transfer mechanism transfers the motor to the side of the position detection mechanism, and the position detection mechanism detects the position of the worm;

[0021] Seventh, the material transfer mechanism transfers the motor to the side of the material discharging mechanism, and the material discharging mechanism discharges the material to the motor.

[0022] Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that the feeding mechanism, the transfer mechanism, the material moving mechanism, the milling mechanism, the outer diameter detection mechanism, the assembly mechanism, the position detection mechanism and the discharging mechanism are adopted to automatically realize the loading of the worm, the transfer of the worm, the material moving of the motor, the milling of the motor shaft end, the outer diameter detection of the milling position of the motor shaft end, the assembly of the worm and the motor, the detection of the worm position and the discharging of the motor, thereby improving work efficiency and reducing labor costs; the assembly accuracy is high and the defective rate is reduced; the feeding component, the material delivery component and the material dividing component are adopted to automatically realize the loading, delivery and distribution of the worm tube material to obtain a single worm with high material dividing accuracy, compact overall structure and small occupied area; the locking component is adopted to realize the locking of the motor shaft to prevent the motor from moving during the milling process, thereby improving the milling accuracy and reducing the defective rate.

[0023] To more clearly illustrate the structural features and effects of the present invention, it is described in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of the motor shaft assembly worm gear device of the present invention;

[0025] Figure 2 This is a schematic diagram of the three-dimensional structure of the loading mechanism of the present invention;

[0026] Figure 3 This is a schematic diagram of the three-dimensional structure of the loading assembly and the delivering assembly of the present invention;

[0027] Figure 4 This is a schematic diagram of the three-dimensional structure of the material separation component from the first perspective of the present invention;

[0028] Figure 5 This is a schematic diagram of the three-dimensional structure of the material separation component of the present invention from a second perspective;

[0029] Figure 6 This is a schematic diagram of the three-dimensional structure of the material transfer mechanism of the present invention;

[0030] Figure 7 This is a schematic diagram of the three-dimensional structure of the dart mechanism of the present invention from a first perspective;

[0031] Figure 8 This is a schematic diagram of the three-dimensional structure of the dart mechanism of the present invention from a second perspective;

[0032] Figure 9 Schematic diagram of the three-dimensional structure of the locking assembly and the tassel assembly of the present invention;

[0033] Figure 10 This is a schematic diagram of the three-dimensional structure of the locking assembly of the present invention;

[0034] Figure 11 It is a schematic diagram of the three-dimensional structure of the vertical driving device and the locking device of the present invention;

[0035] Figure 12 A schematic diagram of the three-dimensional structure of the fixed tool holder device and the movable tool holder device from a first perspective of the present invention;

[0036] Figure 13 A schematic diagram of the three-dimensional structure of the fixed tool holder device and the movable tool holder device from a second perspective of the present invention;

[0037] Figure 14 This is a schematic diagram of the three-dimensional structure of the outer diameter detection mechanism of the present invention;

[0038] Figure 15 It is a schematic diagram of the three-dimensional structure of the assembly mechanism of the present invention;

[0039] Figure 16 Schematic diagram of the three-dimensional structure of the position detection mechanism of the present invention;

[0040] Figure 17 It is a schematic diagram of the three-dimensional structure of the discharge mechanism of the present invention.

[0041] Description of the accompanying drawings:

[0042] In the figure: 10, frame; 11, workbench; 20, feeding mechanism; 21, feeding assembly; 211, unloading support; 212, blocking drive cylinder; 213, blocking block; 214, pushing drive cylinder; 215, pushing plate; 22, material delivery assembly; 221, support base; 222, vertical drive cylinder; 223, mounting plate; 224, lifting drive cylinder; 225, unloading plate; 226, blocking drive cylinder; 227, blocking block; 23, material distribution assembly; 231, material receiving base; 232 , rotary drive cylinder; 233, rotating disk; 234, material blocking drive cylinder; 235, material blocking block transfer mechanism; 30, transfer mechanism; 31, material transfer mechanism; 311, vertical material transfer drive cylinder; 312, horizontal material transfer drive cylinder; 313, longitudinal material transfer drive cylinder; 314, claw cylinder; 40, dart mechanism; 41, bracket; 42, lifting assembly; 421, lifting drive motor; 422, sliding material seat; 43, locking assembly; 4311, horizontal drive cylinder; 4312, horizontal 4321, longitudinal drive cylinder; 4322, longitudinal slide; 4331, vertical drive motor; 4332, vertical slide; 4341, rotation drive motor; 4342, locking member; 4343, sleeve; 4351, lifting drive cylinder; 4352, connecting block; 44, trowel assembly; 441, trowel drive device; 442, fixed knife holder device; 443, movable knife holder device; 4431, knife holder; 4432, trowel knife; 4433, movable block; 4434, Limit drive cylinder; 50, outer diameter detection mechanism; 51, horizontal cylinder; 52, vertical cylinder; 53, gauge base; 54, displacement sensor; 60, assembly mechanism; 61, lifting cylinder; 62, lifting seat; 63, clamping drive cylinder; 64, clamping block; 65, downward pressure drive motor; 66, pressure head; 70, position detection mechanism; 71, vertical movement cylinder; 72, height sensor; 80, discharging mechanism; 81, horizontal discharging drive assembly; 82, vertical discharging drive assembly; 83, clamping cylinder. DETAILED DESCRIPTION

[0043] The present invention Figures 1 to 17As shown, a motor shaft worm assembly device includes a frame 10, a loading mechanism 20 for loading the worm, a transfer mechanism 30 for transferring the worm, a material moving mechanism 31 for transferring the motor, a milling mechanism for milling the shaft end of the motor, an outer diameter detection mechanism 50 for detecting the outer diameter of the mill, an assembly mechanism 60 for assembling the worm onto the motor shaft, a position detection mechanism 70 for detecting the position of the worm on the motor shaft, and a discharge mechanism 80 for discharging the motor assembled with the worm, wherein:

[0044] A workbench 11 for installing a material transfer mechanism 31 is provided on the frame 10. The transfer mechanism 30 is located between the loading mechanism 20 and the material transfer mechanism 31. The caliper mechanism, outer diameter detection mechanism 50, assembly mechanism 60, position detection mechanism 70 and discharge mechanism 80 are distributed in sequence along the material transfer direction of the material transfer mechanism 31; the assembly mechanism 60 includes a lifting assembly for driving the motor to lift, a clamping assembly for clamping the worm and a pressing assembly for pressing down the motor shaft, and the clamping assembly is located between the lifting assembly and the pressing assembly.

[0045] The feeding mechanism 20 includes a feeding assembly 21 for feeding the worm tube material, a dividing assembly 23 for dividing the worm tube material into individual worms, and a transfer assembly 22 for transferring the worm tube material on the feeding assembly 21 to the dividing assembly 23. The transfer assembly 22 is located between the feeding assembly 21 and the dividing assembly 23.

[0046] The loading assembly 21 includes a discharge support 211 for placing the worm tube material, a blocking device for blocking the worm tube material, and a pushing device for pushing the worm onto the delivery assembly 22. The blocking device blocks or releases the worm tube material; the pushing device supports the worm tube material and pushes it onto the delivery assembly 22.

[0047] The worm tube is placed on the discharge support 211. When discharge is not required, the blocking device blocks the worm tube. When discharge is required, the blocking device releases the worm tube, and the worm tube falls from the discharge support 211 onto the pushing device. The pushing device catches the worm tube and pushes the worm tube onto the delivery component 22; the delivery component 22 transfers the worm tube to the connection position of the dividing component 23, and the dividing component 23 divides the worm tube to obtain a single worm.

[0048] By adopting the feeding component 21, the delivering component 22 and the dividing component 23, the feeding, delivering and dividing of the worm tube material are automatically realized, and a single worm is obtained with high dividing accuracy, a compact overall structure and a small occupied area.

[0049] The material blocking device includes a material blocking driving cylinder 212 and a material blocking block 213 . The material blocking block 213 is mounted on the shaft end of the material blocking driving cylinder 212 , and the worm pipe material abuts against the material blocking block 213 .

[0050] The worm tube material is stacked on the material discharging support 211 in a stacked shape, and the material blocking driving cylinder 212 drives the material blocking block 213 to block and fix the worm tube material.

[0051] The material blocking device is used to block the worm tube material and prevent the worm tube material from falling when the material is not needed to be divided.

[0052] The pushing device includes a pushing drive cylinder 214 and a pushing plate 215 . The pushing drive cylinder 214 is mounted on the material unloading support 211 . The pushing plate 215 is mounted on the shaft end of the pushing drive cylinder 214 . The worm tube abuts against the pushing plate 215 .

[0053] The blocking block 213 retreats, and the worm tube material at the bottom layer drops onto the pushing plate 215 . The pushing drive cylinder 214 drives the pushing plate 215 to move to the position of the material delivery assembly 22 , pushing the worm tube material onto the material delivery assembly 22 .

[0054] The pushing device is used to support and push the worm tube material, and the worm tube material is pushed onto the material distribution component 23, meeting the position movement requirement of the worm tube material.

[0055] The material delivery assembly 22 includes a support base 221, a tilting drive device and a jacking drive device. The tilting drive device is installed on the support base 221, and the jacking drive device is installed at the output end of the tilting drive device.

[0056] The tilt drive device includes a vertical drive cylinder 222 and a mounting plate 223. The vertical drive cylinder 222 is mounted on the support base 221. One end of the mounting plate 223 is hinged to the support base 221, and the other end of the mounting plate 223 is detachably located on the support base 221.

[0057] The jacking drive device includes a jacking drive cylinder 224 and a discharge plate 225 . The jacking drive cylinder 224 is arranged on the mounting plate 223 , and the discharge plate 225 is installed on the shaft end of the jacking drive cylinder 224 .

[0058] The pushing device pushes the worm tube material onto the discharge plate 225, and the lifting drive cylinder 224 drives the discharge plate 225 to rise to a position corresponding to the material dividing assembly 23; the vertical drive cylinder 222 drives the mounting plate 223 to tilt, and the worm tube material located on the discharge plate 225 tilts, making it easier to dump the worm onto the material dividing assembly 23.

[0059] By adopting a lifting drive device, the requirements for moving the position of the worm tube material are met, which is convenient for corresponding to the height of the loading component 21 and the dividing component 23; by adopting a tilting drive device, the tilting of the worm tube material is achieved, which is convenient for pouring the worm in the worm tube material onto the dividing component 23. The design is ingenious and saves costs.

[0060] The material delivery assembly 22 also includes a blocking device, which includes a blocking drive cylinder 226 and a blocking block 227. The blocking drive cylinder 226 is located at the end of the mounting plate 223, and the blocking block 227 is installed on the axial end of the blocking drive cylinder 226.

[0061] The blocking drive cylinder 226 drives the blocking block 227 to block the open end of the worm tube material, and discharges the worm tube material as needed; by adopting the blocking device to prevent the worm from dumping out at one time, the accuracy of discharging is improved.

[0062] The material dividing assembly 23 includes a material receiving seat 231 , a rotary drive cylinder 232 and a rotary disk 233 . The rotary disk 233 is mounted on the shaft end of the rotary drive cylinder 232 . The rotary disk 233 is rotatable relative to the material receiving seat 231 .

[0063] The material receiving seat 231 corresponds to the open end of the worm tube, and the worm in the worm tube falls into the material receiving seat 231. A material receiving port is provided on the rotating disk 233, and the worm on the material receiving seat 231 falls into the material receiving port. The rotating drive cylinder 232 drives the rotating disk 233 to rotate to realize the material distribution of a single worm; the material distribution of a single worm is realized by adopting the material distribution component 23, the structure is compact, and the area occupied is small.

[0064] The material dividing assembly 23 also includes a material blocking driving cylinder 234 and a material blocking block 235. The material blocking driving cylinder 234 is installed on the material receiving seat 231, and the material blocking block 235 is installed on the shaft end of the material blocking driving cylinder 234. The material block group is movably abutted against the worm on the material receiving seat 231.

[0065] The material blocking driving cylinder 234 drives the material blocking block 235 to press the worm on the rear side to prevent the worm on the rear side from interfering during the material distribution process.

[0066] The material moving mechanism 31 includes a vertical material moving drive cylinder 311, a transverse material moving drive cylinder 312, a longitudinal material moving drive cylinder 313 and a clamping cylinder 314. The transverse material moving drive cylinder 312 is installed at the output end of the vertical material moving drive cylinder 311; the longitudinal material moving drive cylinder 313 is installed at the output end of the transverse material moving drive cylinder 312; and the clamping cylinder 314 is installed at the output end of the longitudinal material moving drive cylinder 313.

[0067] The jockey mechanism 40 includes a bracket 41, a lifting assembly 42 for lifting the motor, a locking assembly 43 for locking the upper end of the motor shaft, and a jockey assembly 44 for jockeying the motor shaft, wherein:

[0068] The lifting assembly 42 is located below the bracket 41; the locking assembly 43 is installed on the upper side of the bracket 41, and the punch assembly 44 includes a punch drive device 441, a fixed tool holder device 442 and a movable tool holder device 443. The fixed tool holder device 442 is installed on the bracket 41, and the movable tool holder device 443 is movably installed on the bracket 41. The movable tool holder device 443 is connected to the output end of the punch drive device 441; the motor shaft on the lifting assembly is located between the fixed tool holder device 442 and the movable tool holder device 443; the locking assembly 43 locks the upper end of the motor shaft, and the punch drive device 441 drives the movable tool holder device 443 to extrude the motor shaft; the punch drive device 441 includes a press.

[0069] The lifting assembly 42 lifts the motor, and the motor shaft is located between the fixed tool holder device 442 and the movable tool holder device 443. The locking assembly 43 locks the upper end of the motor shaft, and the jig device drives the movable tool holder device 443 and the motor toward the fixed tool holder device 442. The locking end of the locking assembly 43 moves with the movement of the motor; the motor moves to abut the fixed tool holder device 442, and the movable tool holder device 443 squeezes the motor. The motor is squeezed between the fixed tool holder device 442 and the movable tool holder device 443 to form ribs, completing the jig of the motor shaft.

[0070] By adopting the lifting component 42, the locking component 43 and the punching component 44, the lifting of the motor, the locking of the motor shaft and the punching of the motor shaft are automatically achieved; the overall structure is compact and occupies a small area; the locking component 43 is used to lock the motor shaft to prevent the motor from moving during the punching process, thereby improving the punching accuracy and reducing the defective rate; the movable tool holder device 443 and the fixed tool holder device 442 are used to squeeze the motor.

[0071] The lifting assembly 42 includes a lifting drive motor 421 , a lifting screw and a sliding material seat 422 . The lifting screw is installed on the shaft end of the lifting drive motor 421 , and the lifting screw is rotatably matched with the sliding material seat 422 .

[0072] The lifting drive motor 421 and the lifting screw drive the sliding material seat 422 to lift the motor to the position of the locking component 43; the motor position movement requirement is met by adopting the lifting component 42.

[0073] The locking assembly 43 includes a transverse drive device, a longitudinal drive device, a vertical drive device and a locking device. The longitudinal drive device includes a longitudinal drive cylinder 4321 and a longitudinal slide 4322. The transverse drive device is installed on the bracket 41; the longitudinal drive cylinder 4321 is installed on the bracket 41, and the longitudinal slide 4322 is connected to the longitudinal drive cylinder 4321; the longitudinal slide 4322 is slidably installed on the output end of the transverse drive device; the vertical drive device is installed on the longitudinal slide 4322, and the locking device is installed on the output end of the vertical drive device.

[0074] The transverse drive device drives the locking device to move to the motor position, and the longitudinal drive device drives the locking device to clamp the motor and then move with the longitudinal movement of the motor. The position movement requirements of the locking device are met by adopting the transverse drive device, the longitudinal drive device and the vertical drive device.

[0075] The transverse driving device includes a transverse driving cylinder 4311 and a transverse slide 4312 . The transverse driving cylinder 4311 is installed on the bracket 41 , and the transverse slide 4312 is installed on the shaft end of the transverse driving cylinder 4311 .

[0076] The vertical drive device includes a vertical drive motor 4331, a vertical screw and a vertical slide 4332. The vertical drive motor 4331 is installed on the longitudinal slide 4322. The vertical screw is installed on the shaft end of the vertical drive motor 4331. The vertical slide 4332 rotates with the vertical screw.

[0077] The vertical drive motor 4331 and the vertical lead screw are used to improve the accuracy of the vertical slide 4332 during position movement.

[0078] The locking device includes a rotary drive motor 4341, a locking piece 4342, a sleeve 4343 and a lifting drive piece. The rotary drive motor 4341 is installed at the output end of the vertical drive device. The locking piece 4342 is installed at the output end of the rotary drive motor 4341. The locking piece 4342 is rotatably located in the sleeve 4343. The lifting drive piece is connected to the sleeve 4343. The sleeve 4343 can descend to drive the locking piece 4342 to close.

[0079] The lifting drive member drives the sleeve 4343 to rise and fall. When the sleeve 4343 descends, it drives the locking member 4342 to lock the motor shaft end. When the sleeve 4343 rises, it drives the locking member 4342 to open the motor shaft end. After the motor shaft has finished pounding at one position, the rotary drive motor 4341 drives the locking member 4342 to rotate, and the locking member 4342 drives the motor shaft to rotate to pound the next position.

[0080] By adopting the rotary drive motor 4341, the locking member 4342 is rotated, which facilitates the adjustment of the motor shaft to the next position; by adopting the lifting drive member, the sleeve 4343 is lifted and lowered, thereby realizing the locking and opening of the motor shaft by the locking member 4342. The overall design is ingenious.

[0081] The lifting drive component includes a lifting drive cylinder 4351 and a connecting block 4352. The lifting drive cylinder 4351 is installed at the output end of the vertical drive device, and the connecting block 4352 is installed at the shaft end of the lifting drive cylinder 4351. The connecting block 4352 is connected to the sleeve 4343. The lifting drive cylinder 4351 drives the connecting block 4352 to rise and fall, and the lifting of the connecting block 4352 drives the sleeve 4343 to rise and fall relative to the locking component 4342.

[0082] The lower end of the locking member 4342 has a plurality of elastic locking jaws, and the upper end of the motor shaft is located between the plurality of locking jaws.

[0083] The sleeve 4343 descends to drive several lock jaws to close or open, thereby locking and opening the motor shaft.

[0084] The fixed tool holder device 442 and the movable tool holder device 443 both include a tool holder 4431, a knife 4432 and a movable block 4433 for guiding the motor shaft. The movable block 4433 is elastically and movably mounted on the tool holder 4431, and the knife 4432 is firmly mounted on the tool holder 4431.

[0085] The motor shaft is in contact with the movable block 4433. When the movable tool holder device 443 drives the motor to move, the movable block 4433 moves backward with the movement of the motor, guiding the movement of the motor shaft, preventing the motor from deviating, and improving the positioning accuracy.

[0086] A limit driving cylinder 4434 for limiting the position of the motor shaft is installed on the movable block 4433 of the fixed tool holder device 442, and the output end of the limit driving cylinder 4434 corresponds to the motor shaft.

[0087] The limit drive cylinder 4434 clamps the motor shaft, further limiting the motor and improving the accuracy of the ripping.

[0088] The outer diameter detection mechanism 50 includes a horizontal cylinder 51, a vertical cylinder 52, a gauge base 53 and a displacement sensor 54. The vertical cylinder 52 is installed at the output end of the horizontal cylinder 51, the gauge base 53 is elastically and liftably installed at the output end of the vertical cylinder 52, and the displacement sensor 54 is located next to the gauge base 53.

[0089] The gauge base 53 moves to the top of the motor under the action of the horizontal cylinder 51 and the vertical cylinder 52. The gauge base 53 is used to determine whether the outer diameter of the motor shaft at the caliper position meets the requirements; the outer diameter detection mechanism 50 is used to prevent defective products from entering the market.

[0090] The lifting assembly includes a lifting cylinder 61 and a lifting seat 62, and the lifting seat 62 is installed on the shaft end of the lifting cylinder 61; the clamping assembly includes a clamping drive cylinder 63 and a clamping block 64, and the clamping block 64 is installed on the shaft end of the clamping drive cylinder 63, and the clamping block 64 corresponds to the worm; the pressing assembly includes a pressing drive motor 65 and a pressure head, and the pressure head is installed on the output end of the pressing drive motor 65.

[0091] The lifting assembly lifts the motor to the clamping assembly position, the clamping assembly clamps the worm on the motor, and the pressing assembly drives the motor shaft to descend. At this time, the lifting cylinder 61 drives the lifting seat 62 to descend, and the motor shaft descends relative to the worm, thereby tightly fitting the worm on the motor shaft.

[0092] The lifting assembly and the pressing assembly are used to meet the position movement requirements when the motor is assembled with the worm; the clamping assembly is used to fasten the worm, which facilitates the assembly of the motor shaft and the worm.

[0093] The position detection mechanism 70 includes a vertical movement cylinder 71 and a height sensor 72 . The height sensor 72 is installed at the output end of the vertical movement cylinder 71 .

[0094] The height sensor 72 is used to determine the position of the worm on the motor shaft and whether it is assembled in place, thereby reducing the defective rate.

[0095] The transfer mechanism 30 and the discharging mechanism 80 both include a horizontal discharging drive assembly 81, a vertical discharging drive assembly 82 and a clamping cylinder 83. The vertical discharging drive assembly 82 is installed at the output end of the horizontal discharging drive assembly 81, and the clamping cylinder 83 is installed at the output end of the vertical discharging drive assembly 82; the horizontal discharging drive assembly 81 and the vertical discharging drive assembly 82 both include a motor, a screw and a slide. The screw is installed at the shaft end of the motor, and the screw rotates with the slide.

[0096] The assembly method of the motor shaft assembly worm device comprises the following steps:

[0097] First, the material transfer mechanism moves the motor forward;

[0098] Second, the feeding mechanism feeds the worm, and the transfer mechanism transfers the worm on the feeding mechanism to the motor shaft end on the transfer mechanism;

[0099] Third, the material transfer mechanism moves the motor to the side of the jigsaw mechanism, and the jigsaw mechanism jigs the motor shaft end;

[0100] Fourth, after the punching is completed, the material transfer mechanism moves the motor to the side of the outer diameter detection mechanism, and the outer diameter detection mechanism detects the outer diameter of the punching position;

[0101] Fifth, the material transfer mechanism transfers the motor to the assembly mechanism, and the assembly mechanism tightly assembles the worm to the motor shaft end;

[0102] Sixth, the material transfer mechanism transfers the motor to the side of the position detection mechanism, and the position detection mechanism detects the position of the worm;

[0103] Seventh, the material transfer mechanism transfers the motor to the side of the material discharging mechanism, and the material discharging mechanism discharges the material to the motor.

[0104] The design focus of the present invention is that the feeding of the worm, the transfer of the worm, the transfer of the motor, the grinding of the motor shaft end, the outer diameter detection of the grinding position of the motor shaft end, the assembly of the worm and the motor, the detection of the worm position and the discharge of the motor are automatically realized by adopting a feeding mechanism, a transfer mechanism, a material moving mechanism, a grinding mechanism, an outer diameter detection mechanism, an assembly mechanism, a position detection mechanism and a discharging mechanism, thereby improving work efficiency and reducing labor costs; the assembly accuracy is high and the defective rate is reduced; the feeding, delivery and distribution of the worm tube material are automatically realized by adopting a feeding component, a material delivery component and a material dividing component to obtain a single worm with high material dividing accuracy, a compact overall structure and a small occupied area; the locking component is used to realize the locking of the motor shaft to prevent the motor from moving during the grinding process, thereby improving the grinding accuracy and reducing the defective rate.

[0105] The above description is merely a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A motor shaft assembly worm gear device, characterized by: The machine comprises a frame, a feeding mechanism for feeding the worm, a transferring mechanism for transferring the worm, a moving mechanism for transferring the motor, a jig mechanism for jig-tapping the shaft end of the motor, an outer diameter detecting mechanism for detecting the outer diameter of the worm, an assembling mechanism for assembling the worm onto the motor shaft, a position detecting mechanism for detecting the position of the worm on the motor shaft, and a discharging mechanism for discharging the motor to which the worm is assembled. A workbench for installing the moving mechanism is provided on the frame. The transferring mechanism is located between the feeding mechanism and the moving mechanism. The jig mechanism, outer diameter detecting mechanism, assembling mechanism, position detecting mechanism, and discharging mechanism are sequentially distributed along the moving direction of the moving mechanism. The assembling mechanism comprises a lifting assembly for driving the motor to lift and lower, a clamping assembly for clamping the worm, and a pressing assembly for pressing down the motor shaft. The clamping assembly is located between the lifting assembly and the pressing assembly. The said tumbler mechanism includes a locking assembly for locking the upper end of the motor shaft; the said locking assembly includes a vertical drive device and a locking device, and the locking device is installed at the output end of the vertical drive device; The locking device includes a rotary drive motor, a locking member, a sleeve and a lifting drive member. The rotary drive motor is installed at the output end of the vertical drive device. The locking member is installed at the output end of the rotary drive motor. The locking member is rotatably located in the sleeve. The lifting drive member is connected to the sleeve. The sleeve can descend to drive the locking member to close.

2. The motor shaft assembly worm device according to claim 1, characterized in that: The punch mechanism also includes a bracket, a lifting assembly for lifting the motor and a punch assembly for punching the motor shaft, the lifting assembly is located below the bracket; the locking assembly is installed on the upper side of the bracket, the punch assembly includes a punch drive device, a fixed tool holder device and a movable tool holder device, the fixed tool holder device is installed on the bracket, the movable tool holder device is movably installed on the bracket, and the movable tool holder device is connected to the output end of the punch drive device; the movable tool holder device can movably squeeze the motor shaft.

3. The motor shaft assembly worm device according to claim 2, characterized in that: The locking assembly also includes a transverse drive device and a longitudinal drive device. The longitudinal drive device includes a longitudinal drive cylinder and a longitudinal slide. The transverse drive device is installed on the bracket; the longitudinal drive cylinder is installed on the bracket, and the longitudinal slide is connected to the longitudinal drive cylinder; the longitudinal slide is slidably installed on the output end of the transverse drive device; and the vertical drive device is installed on the longitudinal slide.

4. The motor shaft assembly worm device according to claim 1, characterized in that: The feeding mechanism includes a feeding assembly for feeding worm tube materials, a dividing assembly for dividing the worm tube materials to obtain individual worms, and a delivery assembly for transferring the worm tube materials on the feeding assembly to the delivery assembly, and the delivery assembly is located between the feeding assembly and the dividing assembly; the feeding assembly includes a discharge support for placing the worm tube materials, a blocking device for blocking the worm tube materials, and a pushing device for pushing the worm onto the delivery assembly, the blocking device supports or releases the worm tube materials; the pushing device supports the worm tube materials and pushes them onto the delivery assembly.

5. The motor shaft assembly worm device according to claim 4, characterized in that: The material delivery assembly includes a support seat, a tilting drive device and a jacking drive device. The tilting drive device is installed on the support seat, and the jacking drive device is installed at the output end of the tilting drive device.

6. The motor shaft assembly worm device according to claim 1, characterized in that: The lifting assembly includes a lifting cylinder and a lifting seat, which is installed on the shaft end of the lifting cylinder; the clamping assembly includes a clamping drive cylinder and a clamping block, which is installed on the shaft end of the clamping drive cylinder and corresponds to the worm; the pressing assembly includes a pressing drive motor and a pressure head, which is installed on the output end of the pressing drive motor.

7. The motor shaft assembly worm device according to claim 1, characterized in that: The outer diameter detection mechanism includes a horizontal cylinder, a vertical cylinder, a gauge base and a displacement sensor. The vertical cylinder is installed at the output end of the horizontal cylinder, the gauge base is elastically and liftably installed at the output end of the vertical cylinder, and the displacement sensor is located beside the gauge base.

8. The motor shaft assembly worm device according to claim 1, characterized in that: The position detection mechanism includes a vertical movement cylinder and a height sensor, and the height sensor is installed at the output end of the vertical movement cylinder.

9. A method for assembling a motor shaft assembly worm device according to any one of claims 1 to 8, characterized in that: The steps include: First, the material transfer mechanism moves the motor forward; Second, the feeding mechanism feeds the worm, and the transfer mechanism transfers the worm on the feeding mechanism to the motor shaft end on the transfer mechanism; Third, the material transfer mechanism moves the motor to the side of the jigsaw mechanism, and the jigsaw mechanism jigs the motor shaft end; Fourth, after the punching is completed, the material transfer mechanism moves the motor to the side of the outer diameter detection mechanism, and the outer diameter detection mechanism detects the outer diameter of the punching position; Fifth, the material transfer mechanism transfers the motor to the assembly mechanism, and the assembly mechanism tightly assembles the worm to the motor shaft end; Sixth, the material transfer mechanism transfers the motor to the side of the position detection mechanism, and the position detection mechanism detects the position of the worm; Seventh, the material transfer mechanism transfers the motor to the side of the material discharging mechanism, and the material discharging mechanism discharges the material to the motor.

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