CN118305568A - Worm press fitting equipment for motor assembly - Google Patents
Worm press fitting equipment for motor assembly Download PDFInfo
- Publication number
- CN118305568A CN118305568A CN202410732523.9A CN202410732523A CN118305568A CN 118305568 A CN118305568 A CN 118305568A CN 202410732523 A CN202410732523 A CN 202410732523A CN 118305568 A CN118305568 A CN 118305568A
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- China
- Prior art keywords
- plate
- scraper
- worm
- fixedly arranged
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 description 16
- 239000000428 dust Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
- B08B1/34—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members rotating about an axis parallel to the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/50—Cleaning by methods involving the use of tools involving cleaning of the cleaning members
- B08B1/54—Cleaning by methods involving the use of tools involving cleaning of the cleaning members using mechanical tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Automatic Assembly (AREA)
Abstract
The invention belongs to the technical field of motor assembly, and provides worm press-fitting equipment for motor assembly, which comprises a bottom plate, a top plate and a base plate, wherein the top plate and the base plate are fixedly arranged on the bottom plate, the base plate is positioned between the bottom plate and the top plate, a material seat is fixedly arranged on the bottom plate, and a pressing component for pushing a motor shaft to move is arranged on the top plate so as to solve the technical problem that the position of a worm is difficult to adjust to a set position due to a large amount of impurities on the surface of a clamping constraint supporting table in the prior art.
Description
Technical Field
The invention belongs to the technical field of motor assembly, and particularly relates to worm press-fitting equipment for motor assembly.
Background
The motor comprises other parts such as rotor, stator and motor shaft, in order to make the motor can export power to the outside and can install the worm on the motor shaft, supply the merchant can be with the worm coaxial installation of transmission in advance to the motor shaft on, make the motor shaft be connected with the rotor after taking the motor shaft can, the worm is connected with external worm wheel when the transmission, if the precision of the mounted position of worm can not lead to the friction increase of worm and turbine to aggravate the loss of turbine worm, reduced the output of power, therefore need adjust the position of worm according to the condition of being connected of motor shaft and rotor and follow-up transmission arrangement, make it remove to the position of settlement on the motor shaft.
In the prior art, the motor shaft is clamped and supported by the clamping constraint supporting table which synchronously moves through two groups, then the motor shaft is pushed downwards by the press mounting equipment to move, after the lower surface of the worm is contacted with the clamping constraint supporting table, the motor shaft and the worm are relatively displaced, and then the adjustment of the position of the worm is completed, the press mounting equipment and the clamping constraint supporting table are both in a dynamic process, so that lubricating oil can be lubricated through lubricating oil in order to reduce abrasion of the clamping constraint supporting table, the lubricating oil can drop downwards onto the clamping constraint supporting table along a pressing rod in the press mounting equipment in the using process, meanwhile, the lubricating oil of the clamping constraint supporting table can flow onto an area for supporting the worm, the impurity generated by contact friction between the pressing rod and the top of the motor shaft, the impurity generated by abrasion during the movement of the clamping constraint supporting table and the pressing rod can drop onto the clamping constraint supporting table, the impurity generated by abrasion during the long-time use process and dust impurity in the air can be adhered onto the clamping constraint supporting table, a large amount of impurities can be accumulated on the clamping constraint supporting table without cleaning for a long time, and when the subsequent worm is contacted with the clamping constraint supporting table, the worm is higher than the supporting table, and the power of the worm can be greatly reduced, and the power output deviation of the worm can be increased.
Disclosure of Invention
The invention aims to provide worm press-fitting equipment for motor assembly, and aims to solve the technical problem that in the prior art, the position of a worm is difficult to adjust to a set position due to the fact that a large amount of impurities exist on the surface of a clamping and restraining supporting table.
The invention discloses worm press-fitting equipment for motor assembly, which comprises a bottom plate, a top plate and a base plate, wherein the top plate and the base plate are fixedly arranged on the bottom plate, the base plate is positioned between the bottom plate and the top plate, a material seat is fixedly arranged on the bottom plate, and a pressing component for pushing a motor shaft to move is arranged on the top plate;
Two groups of clamping plates which are distributed at intervals are fixedly arranged on the base plate, two groups of first telescopic pieces which respectively push the clamping plates to move are fixedly arranged on the base plate, arc-shaped positioning plates are fixedly arranged on the end surfaces of the clamping plates which are close to each other, a placing groove is formed at the end part of each clamping plate, the rotary shaft is arranged in the placing groove, the clamping plate drives the rotary shaft to rotate when moving in the direction away from the motor shaft, the scraper is arranged at one end, close to the bottom surface of the placing groove, of the rotary shaft, and the scraper is driven to be in sliding contact with the bottom surface of the placing groove when the rotary shaft rotates.
The technical scheme is as follows: two groups of side plates which are distributed at intervals are fixedly arranged on the base plate, a supporting plate is fixedly arranged on the side plate, a clamping plate is slidably arranged on the supporting plate, a first telescopic piece is fixedly arranged on the side plate, and the two groups of clamping plates always move reversely and synchronously.
The technical scheme is as follows: the rotating shaft is rotatably arranged in the placing groove through the mounting part, one end, away from the bottom surface of the placing groove, of the rotating shaft is fixedly provided with a ratchet wheel, racks fixedly arranged on the supporting plate are meshed with the ratchet wheel, the racks are distributed along the moving direction of the clamping plate, the ratchet wheel drives the rotating shaft to rotate when the clamping plate moves towards the side plate, and otherwise, the ratchet wheel rotates the rotating shaft without rotating.
The technical scheme is as follows: one end of the rotating shaft, which is close to the bottom surface of the placing groove, is fixedly provided with a supporting plate, the scraper is rotatably arranged at the end part of the supporting plate, two groups of scrapers are arranged, the rotating axis of the scraper is not coincident with the gravity center of the scraper, and one side of the scraper is in sliding contact with the bottom surface of the placing groove in a normal state.
The technical scheme is as follows: the support plate is characterized in that the two ends of the support plate are fixedly provided with base plates, one side surface of the support plate is in contact with the base plates when the scraper is in a horizontal state, the support of the L-shaped structure is fixedly arranged on the support plate, the electromagnet is fixedly arranged on the horizontal section of the support, the lifting plate is fixedly arranged on the support in an adsorption sliding manner when the electromagnet is electrified, and the lifting plate is connected with one end of the scraper through a stay wire.
The technical scheme is as follows: the backing plate is fixedly provided with a through groove, the through groove is rotatably provided with a steering shaft, and the stay wire changes the moving direction through the steering shaft.
The technical scheme is as follows: the collecting box is arranged on the side wall of the placing groove, a fixing screw in threaded connection with the clamping plate is connected to the collecting box in a threaded manner, the collecting plate in contact with the bottom surface of the collecting box is fixedly arranged on the inner side surface of the placing groove, when the scraper is in a horizontal state, the lower surface of the collecting box is in sliding contact with the upper surface of the scraper, and the position where the collecting box is in contact with the scraper is in an inclined structure and is close to the height angle of one side of the scraper.
The technical scheme is as follows: the end fixed mounting that the grip block is close to each other has the intercommunication box, and the intercommunication of intercommunication box side has multiunit interval distribution's shower nozzle, and the intercommunication box has the gasbag of fixed mounting in the backup pad through the pipeline intercommunication, gasbag and fixed mounting gas cylinder intercommunication in the backup pad.
The technical scheme is as follows: the piston plate is slidably mounted in the gas cylinder, the side face of the piston plate is in sliding contact with the inner wall of the gas cylinder, the piston plate is fixedly connected with the clamping plate, one end, close to the air bag, of the gas cylinder is communicated with the air inlet pipe, and the air inlet pipe and a pipeline, communicated with the air bag, of the gas cylinder are provided with one-way valves.
The technical scheme is as follows: the pressing component comprises a second telescopic piece, the second telescopic piece is fixedly arranged on the top plate and drives the pressure sensor to move towards the base plate, a pressing rod is slidably arranged on the base plate, and the pressing rod is connected with the pressure sensor through an elastic piece.
Compared with the prior art, the invention has the following beneficial effects:
1. When releasing the centre gripping, the grip block moves to the direction that is close to the curb plate when this moment, and the grip block can drive the pivot and rotate, and then drive the scraper and rotate, because its one side and standing groove bottom surface sliding contact under the scraper normal condition, thereby can clear up the region with the worm contact on the standing groove bottom surface when rotating through the scraper, thereby guarantee that standing groove bottom surface and worm contact's region is in clean state, the terminal surface of worm can all contact with the bottom surface of standing groove when guaranteeing follow-up worm and standing groove bottom surface contact, thereby be located the position of settlement after guaranteeing worm adjustment position, reduce the probability that the deviation appears in the position of worm.
2. When the new motor shaft and worm press mounting are completed, the clamping plate moves towards the direction close to the side plate again, at the moment, the scraper in the horizontal state of the previous group for cleaning the dirt continuously rotates, at the moment, the bottom surface of the collecting box contacts with the upper surface of the group of scrapers and scrapes the dirt on the upper surface of the scrapers, the dirt on the upper surface of the collecting box is transferred to the collecting box along with the rotation of the scrapers, so that the dirt cleaning on the scrapers is realized, the dirt adhered on the scrapers is prevented from falling onto the bottom surface of the placing groove again when the bottom surface of the placing groove is cleaned, the contact cleanliness of the bottom surface of the placing groove and the worm is guaranteed, the comprehensive contact and stable support of the placing groove bottom surface to the worm are guaranteed, and the accuracy of the worm adjusting position is further improved.
3. Continuous reciprocating motion is continued through the grip block with the air continuously carry to the gasbag in to keep full of air in the gasbag all the time, because it is great to be full of air atmospheric pressure in the gasbag, and then the air in the gasbag can blow out through multiunit shower nozzle, the air is close to the bottom surface of standing groove and the flow direction of air is on a parallel with the bottom surface of standing groove after blowing out from the shower nozzle, thereby last the upper portion of sweeping the bottom surface of standing groove through the air that flows, and then the dust can follow the air that flows fast when removing the top of the bottom surface of standing groove and blow off, and then avoid the dust to drop on the bottom surface of standing groove, further reduce the content of impurity on the bottom surface of standing groove, reduce the degree of difficulty of the follow-up clearance of bottom surface of standing groove, further improve the clean degree of the bottom surface of standing groove, guarantee the stability of worm and the bottom surface contact of standing groove, improve the accuracy of worm adjustment position.
4. Based on beneficial effect 3, the air is blown to the scraper head on when flowing, because the scraper is the inclination, the downward pressure is applyed to the scraper to the air this moment to the lower extreme that makes the scraper can be stable presses on the bottom surface of standing groove, guarantees that the scraper can contact with the bottom surface of standing groove all the time, further improves the clearance effect of scraper to the bottom surface of standing groove, guarantees the stable contact of worm and the bottom surface of standing groove, improves the accuracy of worm adjustment position.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a pressing component in the present invention.
Fig. 3 is a schematic structural view of a support plate according to the present invention.
Fig. 4 is an enlarged schematic view of the area A1 in fig. 3.
Fig. 5 is a schematic structural view of a rotating shaft in the present invention.
Fig. 6 is an enlarged schematic view of the area A2 in fig. 5.
Fig. 7 is a schematic structural view of the gas cylinder according to the present invention.
In the accompanying drawings: 1. a bottom plate; 2. a top plate; 3. a substrate; 4. a material seat; 5. a side plate; 6. a support plate; 7. a clamping plate; 8. a first telescopic member; 9. a placement groove; 10. an arc-shaped positioning plate; 11. a rotating shaft; 12. a ratchet wheel; 13. a rack; 14. a support plate; 15. a backing plate; 16. a through groove; 17. a steering shaft; 18. a scraper; 19. a pull wire; 20. a lifting plate; 21. an electromagnet; 22. a bracket; 23. a collection plate; 24. a collection box; 25. a fixing screw; 26. a gas cylinder; 27. a piston plate; 28. an air inlet pipe; 29. an air bag; 30. a communicating box; 31. a spray head; 32. a second telescopic member; 33. a pressure sensor; 34. a compression bar; 35. an elastic member; 36. and pressing down the assembly.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1-7, the worm press-fitting device for assembling a motor provided by the invention comprises a bottom plate 1, a top plate 2 and a base plate 3, wherein the top plate 2 and the base plate 3 are fixedly arranged on the bottom plate 1, the base plate 3 is positioned between the bottom plate 1 and the top plate 2, a material seat 4 is fixedly arranged on the bottom plate 1, and a pressing component 36 for pushing a motor shaft to move is arranged on the top plate 2;
Two groups of clamping plates 7 which are distributed at intervals are fixedly arranged on the base plate 3, two groups of first telescopic members 8 which respectively push the clamping plates 7 to move are fixedly arranged on the base plate 3, two groups of side plates 5 which are distributed at intervals are fixedly arranged on the base plate 3, a supporting plate 6 is fixedly arranged on the side plates 5, the clamping plates 7 are slidably arranged on the supporting plate 6, the first telescopic members 8 are fixedly arranged on the side plates 5, the two groups of clamping plates 7 always synchronously move in opposite directions, the end surfaces of the clamping plates 7 which are close to each other are fixedly provided with arc-shaped positioning plates 10, the end parts of the clamping plates 7 are provided with placing grooves 9, when the rotating shafts 11 are arranged in the placing grooves 9 and the clamping plates 7 move in the direction away from a motor shaft, the rotating shafts 11 are driven to rotate, the rotating shafts 11 are rotatably arranged in the placing grooves 9 through mounting parts, the one end fixed mounting that pivot 11 kept away from the standing groove 9 bottom surface has ratchet 12, ratchet 12 meshing has rack 13 of fixed mounting on backup pad 6, rack 13 distributes along the direction of movement of grip block 7, ratchet 12 drives pivot 11 rotation when grip block 7 moves to curb plate 5, on the contrary ratchet 12 self rotates pivot 11 and does not rotate, the one end that pivot 11 is close to the standing groove 9 bottom surface is provided with scraper 18, one end that pivot 11 is close to the standing groove 9 bottom surface fixed mounting has extension board 14, scraper 18 rotates the tip of installing at extension board 14 and scraper 18 is provided with two sets of, scraper 18 axis of rotation does not coincide with its focus position, and its one side and standing groove 9 bottom surface sliding contact under the normal state of scraper 18, drive scraper 18 and the bottom surface sliding contact of standing groove 9 when pivot 11 rotates.
In practical application, the motor shaft with the worm is continuously conveyed through external conveying equipment, when the motor shaft with the worm is moved to the position right above the material seat 4, the motor shaft is stopped to move vertically upwards through the electric telescopic rod in the material seat 4, so that the lowest surface of the worm is moved to the position above the clamping plate 7, then the first telescopic pieces 8 on two sides simultaneously stretch and push the clamping plate 7 to move, so that the arc-shaped positioning plate 10 is contacted with the outer side of the motor shaft, clamping and positioning of the motor shaft are finished, then the pressing component 36 moves downwards to be contacted with the top of the motor shaft and push the motor shaft to move downwards, when the lower end surface of the worm is contacted with the bottom surface of the placing groove 9, the worm cannot move downwards continuously, and then the pressing component 36 can enable the motor shaft to displace relatively with the worm when the motor shaft is pushed downwards continuously, so that the motor shaft moves downwards to the correct position to finish the press fitting, the pressing component 36 resets after the press fitting is finished, the clamping of the clamping plate 7 to the motor shaft is relieved, when the clamping is relieved, the clamping plate 7 moves towards the direction close to the side plate 5, at the moment, the clamping plate 7 drives the rotating shaft 11 to rotate so as to drive the scraper 18 to rotate, as one side of the scraper 18 is in sliding contact with the bottom surface of the placing groove 9 under the normal state, the area contacted with the worm on the bottom surface of the placing groove 9 can be cleaned when the scraper 18 rotates, the area contacted with the worm on the bottom surface of the placing groove 9 is ensured to be in a clean state, the end surface of the worm can be completely contacted with the bottom surface of the placing groove 9 when the subsequent worm is contacted with the bottom surface of the placing groove 9, the supporting force of the clamping plate 7 to the worm is ensured to be in the vertical direction, the set position after the worm is adjusted, the probability of deviation of the position of the worm is reduced, then the external conveying equipment continues to push the motor shaft after press mounting to move and enable a new motor shaft to move to the position right above the material seat 4, and press mounting of the worm can be continued by repeating the steps.
In an example of this embodiment, the first telescopic member is a first cylinder, and of course, the first telescopic member may also be other components capable of actively performing length conversion, such as a hydraulic cylinder, and the clamping plate 7 is driven to move by the first cylinder, so as to implement clamping and releasing of the motor shaft.
As shown in fig. 3-6, in the worm press-fitting device for assembling a motor provided by the invention, two ends of a support plate 14 are fixedly provided with a base plate 15, one side surface of a scraper 18 contacts with the base plate 15 when the scraper 18 is in a horizontal state, a support 22 with an L-shaped structure is fixedly arranged on the support plate 14, an electromagnet 21 is fixedly arranged on a horizontal section of the support 22, and a lifting plate 20 which is slidably arranged on the support 22 is adsorbed when the electromagnet 21 is electrified, wherein the lifting plate 20 is connected with one end of the scraper 18 through a stay wire 19.
Specifically, the backing plate 15 is fixedly provided with a through groove 16, a steering shaft 17 is rotatably mounted in the through groove 16, and the pull wire 19 changes the moving direction through the steering shaft 17.
Specifically, a collecting box 24 is arranged on the side wall of the placing groove 9, a fixing screw 25 in threaded connection with the clamping plate 7 is in threaded connection with the collecting box 24, a collecting plate 23 in contact with the bottom surface of the collecting box 24 is fixedly arranged on the inner side surface of the placing groove 9, when the scraper 18 is in a horizontal state, the lower surface of the collecting box 24 is in sliding contact with the upper surface of the scraper 18, and the contact position of the collecting box 24 and the scraper 18 is in an inclined structure and is close to a height angle of one side of the scraper 18.
In practical application, when the clamping plate 7 moves towards the direction close to the side plate 5, the clamping plate 7 drives the rotating shaft 11 to move, and when the rotating shaft 11 moves, the ratchet 12 is meshed with the rack 13, so that the rotating shaft 11 rotates;
In the initial state, the electromagnet 21 is in a power-off state, the length direction of the scraper 18 is parallel to the end face of the clamping plate 7, the rotating axis of the scraper 18 is not overlapped with the gravity center position of the scraper 18, so that the scraper 18 is in an inclined state under the action of gravity, the lower end of the scraper 18 is in contact with the bottom face of the placing groove 9, when the clamping plate 7 moves towards the side plate 5, the rotating shaft 11 drives the scraper 18 to rotate through the support plate 14, so that the region, in contact with the end face of the worm, on the bottom face of the placing groove 9 is cleaned through the scraper 18, oil stains and impurities on the bottom face of the placing groove 9 are scraped up through the rotating scraper 18, the impurities and the oil stains are adhered to the upper surface of the scraper 18 due to the existence of the oil stains, when the rotating shaft 11 rotates 180 degrees, the electromagnet 21 is electrified, the lifting plate 20 is adsorbed to move upwards, the lifting plate 20 is upwards moved through the pull wire 19 to drive the scraper 18 to rotate, and when the lifting plate 20 is in a horizontal state after the lifting plate 20 is in contact with the lower surface of the electromagnet 21, and the lower surface of the subsequent scraper 18 is continuously rotated, the lower surface of the scraper 18 is in contact with the upper surface of the support plate 15;
after the scraper 18 for cleaning oil stains rotates for one hundred eighty degrees, the clamping plate 7 moves to a stroke end point close to the side plate 5, after the next group of motor shafts and the worm move to the clamping position, the clamping plate 7 continues to mutually approach, the outer layer of the ratchet wheel 12 rotates and the rotating shaft 11 is kept static, after the new group of motor shafts and the worm are pressed and assembled, the clamping plate 7 moves towards the direction close to the side plate 5 again, at the moment, the scraper 18 in a horizontal state for cleaning the stains continues to rotate, at the moment, the bottom surface of the collecting box 24 contacts with the upper surface of the group of scraper 18 and scrapes the stains on the upper surface of the scraper 18, and the rotation of the scraper 18 causes the stains on the upper surface of the scraper to be transferred into the collecting box 24, so that the stain cleaning of the scraper 18 is realized, the subsequent cleaning of the stains on the bottom surface of the placing groove 9 is avoided, the full contact and stable support of the bottom surface of the placing groove 9 on the worm is ensured, the set position deviation probability of the worm is reduced after the position is adjusted;
Meanwhile, the other group of scrapers 18 are in an initial state, the lower ends of the scrapers 18 are in contact with the bottom surface of the placing groove 9, when the rotating shaft 11 rotates, one group of scrapers 18 are in a horizontal cleaning state, the other group of scrapers 18 are in a state of obliquely cleaning the bottom surface of the placing groove 9, when the scrapers 18 in the cleaning state completely pass through the side edges in contact with the collecting box 24, the electromagnet 21 corresponding to the group of scrapers 18 is powered off, the scrapers 18 are restored to the initial state under the action of gravity, the lower ends of the scrapers are in contact with the bottom surface of the placing groove 9 again, the steps are repeated, the region in contact with the worm on the bottom surface of the placing groove 9 after the motor shaft is clamped each time, and meanwhile, the scrapers 18 in the previous group of cleaning are cleaned, so that the region in contact with the worm on the bottom surface of the placing groove 9 and the cleaned scrapers 18 are in a cleaning state are guaranteed, the end surface of the worm can be completely in contact with the bottom surface of the placing groove 9 when the subsequent worm is contacted with the bottom surface of the placing groove 9, the supporting force of the worm is guaranteed to be in the vertical direction, and the quality after the clamping plate 7 is pressed and assembled is guaranteed;
After long-time use, a large amount of stains are collected in the collection box 24, the fixing screw 25 is rotated to release the connection with the clamping plate 7, then the collection box 24 can be quickly detached from the clamping plate 7 for cleaning, and the collection box 24 is installed again after the cleaning is finished.
As shown in fig. 4 and 7, in the worm press-fitting device for assembling a motor provided by the invention, a communicating box 30 is fixedly arranged at the end part of the clamping plate 7, which is close to each other, a plurality of groups of spray heads 31 which are distributed at intervals are communicated with the side surface of the communicating box 30, an air bag 29 which is fixedly arranged on the supporting plate 6 is communicated with the communicating box 30 through a pipeline, and the air bag 29 is communicated with an air collecting cylinder 26 which is fixedly arranged on the supporting plate 6.
Specifically, a piston plate 27 is slidably mounted in the gas cylinder 26, the side surface of the piston plate 27 is in sliding contact with the inner wall of the gas cylinder 26, the piston plate 27 is fixedly connected with the clamping plate 7, one end, close to the air bag 29, of the gas cylinder 26 is communicated with an air inlet pipe 28, and check valves are arranged on the air inlet pipe 28 and a pipeline, communicated with the air bag 29, of the gas cylinder 26.
In practical application, when the clamping plate 7 moves towards the direction close to the side plate 5, the clamping plate 7 pulls the piston plate 27 to move away from the air bag 29 in the air cylinder 26, at the moment, external air enters the air cylinder 26 through the air inlet pipe 28, when the clamping plate 7 moves towards the direction away from the side plate 5, the piston plate 27 moves towards the air bag 29 in the air cylinder 26, at the moment, the piston plate 27 pushes air in the air cylinder 26 to move, and because of the air inlet pipe 28 and the check valve on the pipeline of the air cylinder 26 communicated with the air bag 29, air in the air cylinder 26 can only enter the air bag 29, so that the clamping plate 7 can drive the piston plate 27 to reciprocate when in the reciprocating motion, and air is continuously conveyed into the air bag 29, and the air bag 29 is always kept full of air;
Because the air bag 29 is filled with air with larger air pressure, the air in the air bag 29 can be conveyed to the communicating box 30 along the pipeline, then the air in the communicating box 30 is blown out through the plurality of groups of spray heads 31, the air is blown out from the spray heads 31 and then is close to the bottom surface of the placing groove 9, and the flowing direction of the air is parallel to the bottom surface of the placing groove 9, so that the flowing air continuously sweeps the upper part of the bottom surface of the placing groove 9, and dust can be blown away along with the rapidly flowing air when moving to the upper part of the bottom surface of the placing groove 9, so that the dust is prevented from falling onto the bottom surface of the placing groove 9, the content of impurities on the bottom surface of the placing groove 9 is further reduced, the difficulty in subsequent cleaning of the bottom surface of the placing groove 9 is reduced, the cleanliness of the bottom surface of the placing groove 9 is further improved, and the contact stability of the worm and the bottom surface of the placing groove 9 is ensured;
Meanwhile, air is blown to the scraper 18 from the head on when flowing, and because the scraper 18 is in an inclined state, the air applies downward pressure to the scraper 18, so that the lower end of the scraper 18 can be stably pressed on the bottom surface of the placing groove 9, the scraper 18 is ensured to be always in contact with the bottom surface of the placing groove 9, the cleaning effect of the scraper 18 on the bottom surface of the placing groove 9 is further improved, the stable contact of the worm and the bottom surface of the placing groove 9 is ensured, the worm is ensured to be positioned at a set position after the position is adjusted, and the probability of deviation of the position of the worm is reduced.
As shown in fig. 2, for the worm press-fitting device for assembling a motor provided by the invention, the pressing assembly 36 comprises a second telescopic member 32, the second telescopic member 32 is fixedly mounted on the top plate 2, the second telescopic member 32 drives the pressure sensor 33 to move towards the base plate 3, the base plate 3 is slidably provided with a pressing rod 34, and the pressing rod 34 is connected with the pressure sensor 33 through an elastic member 35.
In practical application, when the motor shaft with the worm moves to the position right above the material seat 4, the motor shaft is pushed to move vertically upwards by the electric telescopic rod in the material seat 4, so that the bottom surface of the worm moves to the position above the clamping plate 7, then the motor shaft can be clamped by the clamping plate 7, the second telescopic piece 32 drives the pressure sensor 33 to move downwards, the pressure sensor 33 applies pressure to the pressure rod 34 by the elastic piece 35, so that the pressure rod 34 moves downwards to be in contact with the top of the motor shaft, the pressure rod 34 pushes the motor shaft to move downwards, so that the lower end surface of the worm is in contact with the bottom surface of the placing groove 9, the height of the worm is fixed, the pressure rod 34 continues to push the motor shaft to descend at the moment, the position of the worm on the motor shaft can be adjusted, the pressure sensor 33 detects the pressure of the motor shaft, when the detection value of the pressure sensor 33 reaches the set threshold, the position of the motor shaft is indicated to be pressed to the correct position, and the second telescopic piece 32 contracts to enable the pressure sensor 33 and the pressure rod 34 to return to the original position, so that the press fitting of the motor shaft is completed, and the position of the motor shaft can be pressed to the correct through the detection of the pressure sensor 33.
In one embodiment of the present invention, the second telescopic member 32 is a cylinder, or may be another member capable of actively performing length conversion, such as a hydraulic cylinder, and the cylinder drives the compression rod 34 to move downward to complete press-fitting of the worm, and the elastic member 35 is a spring, or may be another member having elasticity, such as a spring ball, and applies pressure to the pressure sensor 33 through compression deformation of the spring.
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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The worm press-fitting equipment for motor assembly comprises a bottom plate (1), a top plate (2) and a base plate (3), wherein the top plate (2) and the base plate (3) are fixedly arranged on the bottom plate (1) and the base plate (3) is positioned between the bottom plate (1) and the top plate (2), and the worm press-fitting equipment is characterized in that a material seat (4) is fixedly arranged on the bottom plate (1), and a pressing component (36) for pushing a motor shaft to move is arranged on the top plate (2);
two groups of clamping plates (7) which are distributed at intervals are fixedly installed on the base plate (3), two groups of first telescopic pieces (8) which are used for pushing the clamping plates (7) to move are fixedly installed on the base plate (3), the end faces, which are close to each other, of the clamping plates (7) are fixedly installed with arc-shaped positioning plates (10) and the end portions of the clamping plates (7) are provided with placing grooves (9), rotating shafts (11) are arranged in the placing grooves (9) and are driven to rotate when the clamping plates (7) move in the direction away from a motor shaft, one end, which is close to the bottom face of the placing grooves (9), of each rotating shaft (11) is provided with a scraper (18), and the scraper (18) is driven to be in sliding contact with the bottom face of the placing groove (9) when the rotating shafts (11) rotate.
2. The worm press-fitting device for motor assembly according to claim 1, wherein two groups of side plates (5) are fixedly arranged on the base plate (3) at intervals, the support plates (6) are fixedly arranged on the side plates (5), the clamping plates (7) are slidably arranged on the support plates (6) and the first telescopic members (8) are fixedly arranged on the side plates (5), and the two groups of clamping plates (7) always move reversely and synchronously.
3. The worm press-fitting device for motor assembly according to claim 2, wherein the rotating shaft (11) is rotatably mounted in the placement groove (9) through the mounting portion, one end of the rotating shaft (11) away from the bottom surface of the placement groove (9) is fixedly provided with a ratchet wheel (12), the ratchet wheel (12) is meshed with a rack (13) fixedly mounted on the support plate (6), the racks (13) are distributed along the moving direction of the clamping plate (7), and when the clamping plate (7) moves towards the side plate (5), the ratchet wheel (12) drives the rotating shaft (11) to rotate, otherwise, the ratchet wheel (12) rotates the rotating shaft (11) by itself.
4. A worm press-fitting device for assembling a motor according to claim 3, wherein a support plate (14) is fixedly mounted at one end of the rotating shaft (11) close to the bottom surface of the placing groove (9), the scrapers (18) are rotatably mounted at the end parts of the support plate (14), the scrapers (18) are provided with two groups, the rotation axes of the scrapers (18) are not coincident with the gravity center positions of the scrapers, and one side of each scraper (18) is in sliding contact with the bottom surface of the placing groove (9) in a normal state.
5. The worm press-fitting device for motor assembly according to claim 4, wherein the support plates (14) are fixedly provided with backing plates (15) at both ends, one side surface of each support plate (14) is in contact with each backing plate (15) when the scraper (18) is in a horizontal state, a support (22) with an L-shaped structure is fixedly arranged on each support plate (14), an electromagnet (21) is fixedly arranged on a horizontal section of each support (22), a lifting plate (20) is adsorbed and slidably arranged on each support (22) when the electromagnet (21) is electrified, and the lifting plate (20) is connected with one end of each scraper (18) through a pull wire (19).
6. The worm press-fitting device for motor assembly according to claim 5, wherein the backing plate (15) is fixedly provided with a through groove (16), a steering shaft (17) is rotatably mounted in the through groove (16), and the stay wire (19) changes the moving direction through the steering shaft (17).
7. The worm press-fitting device for motor assembly according to claim 6, wherein a collecting box (24) is arranged on the side wall of the placing groove (9), a fixing screw (25) which is in threaded connection with the clamping plate (7) is connected to the collecting box (24) in a threaded manner, a collecting plate (23) which is in contact with the bottom surface of the collecting box (24) is fixedly arranged on the inner side surface of the placing groove (9), the lower surface of the collecting box (24) is in sliding contact with the upper surface of the scraper (18) when the scraper (18) is in a horizontal state, and the contact position of the collecting box (24) and the scraper (18) is in an inclined structure and is close to a height angle of one side of the scraper (18).
8. The worm press-fitting device for motor assembly according to claim 1, wherein the end portions of the clamping plates (7) close to each other are fixedly provided with a communication box (30), a plurality of groups of spray heads (31) which are distributed at intervals are communicated with the side surfaces of the communication box (30), the communication box (30) is communicated with an air bag (29) fixedly arranged on the supporting plate (6) through a pipeline, and the air bag (29) is communicated with a gas cylinder (26) fixedly arranged on the supporting plate (6).
9. The worm press-fitting device for assembling the motor according to claim 8, wherein a piston plate (27) is slidably mounted in the gas cylinder (26), the side surface of the piston plate (27) is in sliding contact with the inner wall of the gas cylinder (26), the piston plate (27) is fixedly connected with the clamping plate (7), one end, close to the air bag (29), of the gas cylinder (26) is communicated with an air inlet pipe (28), and check valves are arranged on the air inlet pipe (28) and a pipeline, communicated with the air bag (29), of the gas cylinder (26).
10. The worm press-fitting device for motor assembly according to claim 1, wherein the pressing assembly (36) comprises a second telescopic member (32), the second telescopic member (32) is fixedly mounted on the top plate (2) and the second telescopic member (32) drives the pressure sensor (33) to move towards the base plate (3), a pressing rod (34) is slidably mounted on the base plate (3), and the pressing rod (34) is connected with the pressure sensor (33) through an elastic member (35).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410732523.9A CN118305568B (en) | 2024-06-07 | 2024-06-07 | Worm press fitting equipment for motor assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410732523.9A CN118305568B (en) | 2024-06-07 | 2024-06-07 | Worm press fitting equipment for motor assembly |
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| CN118305568B CN118305568B (en) | 2024-08-16 |
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| CN118305568B (en) | 2024-08-16 |
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