CN114719009A - Transmission device based on electric appliance spline shaft - Google Patents
Transmission device based on electric appliance spline shaft Download PDFInfo
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- CN114719009A CN114719009A CN202210643657.4A CN202210643657A CN114719009A CN 114719009 A CN114719009 A CN 114719009A CN 202210643657 A CN202210643657 A CN 202210643657A CN 114719009 A CN114719009 A CN 114719009A
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- plate
- fixing
- fixedly connected
- connecting plate
- rectangular hole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H57/022—Adjustment of gear shafts or bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H57/022—Adjustment of gear shafts or bearings
- F16H2057/0221—Axial adjustment
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention relates to the technical field of transmission, and discloses a transmission device based on an electric appliance spline shaft, which solves the problems that when the vertical height of the rotating shaft needs to be changed by driving the rotating shaft to rotate through a motor, the position of the motor also needs to be synchronously changed, and the actual operation is inconvenient; the spline shaft can be independently driven to move in the vertical direction, the height of the spline shaft is changed, and meanwhile, the position of the rotary driving mechanism is unchanged, so that the spline shaft is convenient to use in practice.
Description
Technical Field
The invention belongs to the technical field of transmission, and particularly relates to a transmission device based on an electric appliance spline shaft.
Background
The transmission device is an intermediate device for transmitting the motion and power of the prime mover to the working mechanism, the spline shaft is a mechanical transmission device, a longitudinal key groove is formed in the outer surface of the shaft, and a rotating part sleeved on the shaft is also provided with a corresponding key groove which can keep synchronous rotation with the shaft. Some can also do longitudinal sliding on the axle when rotatory, among the prior art, rotate through motor drive pivot, when needing to change the vertical height of pivot, the position of motor also need change in step, and actual operation is comparatively inconvenient, consequently, prior art still remains to be improved.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the transmission device based on the spline shaft of the electric appliance, which effectively solves the problems that in the background art, the motor drives the rotating shaft to rotate, the position of the motor needs to be synchronously changed when the vertical height of the rotating shaft needs to be changed, and the actual operation is inconvenient.
In order to achieve the purpose, the invention provides the following technical scheme: a transmission device based on an electric appliance spline shaft comprises an installation base and the spline shaft, wherein a support sleeve is sleeved outside the spline shaft, a key groove matched with the spline shaft is formed in the inner wall of the support sleeve, the support sleeve penetrates through the installation base, a first bearing is arranged at the penetrating position of the support sleeve and the installation base, a rotating shaft is arranged above the installation base and penetrates through the installation base, a second bearing is arranged at the penetrating position of the rotating shaft and the installation base, the rotating shaft and the support sleeve are connected through a transmission unit, a rotary driving mechanism matched with the rotating shaft is arranged on the installation base, a first fixing plate is arranged below the installation base, the bottom end of the spline shaft is connected with the first fixing plate through a third bearing, a lifting base is arranged on one side of the first fixing plate, a lead screw is arranged above the lifting base and penetrates through the installation base, the lead screw is in threaded connection with the installation base, and is connected with the bottom end of the lead screw through a fourth bearing, the lifting seat is provided with a positioning anti-rotation component matched with the screw rod.
Preferably, the rotary driving mechanism comprises a motor arranged below the mounting seat, a first bevel gear is arranged at the output end of the motor, a second bevel gear is arranged on one side of the first bevel gear, the bottom end of the rotating shaft is fixedly connected with the second bevel gear, the first bevel gear is meshed with the second bevel gear, a motor seat is fixedly connected with the motor, a fixed block is fixedly connected with the top of the motor seat, a first rectangular hole is formed in the mounting seat and penetrates through the first rectangular hole, a first supporting plate is fixed at the top of the mounting seat, a second rectangular hole is formed in one side of the first supporting plate, a third rectangular hole is formed in one side of the fixed block, a first plug board is arranged above the mounting seat and penetrates through the third rectangular hole, one end of the first plug board is plugged into the second rectangular hole, a first positioning hole is formed in the first plug board, a first through hole is formed in the inner wall of the top of the second rectangular hole, the top of first backup pad is equipped with first connecting plate, the first reference column of bottom fixedly connected with of first connecting plate, first reference column runs through first through-hole, and the bottom of first reference column is pegged graft in first reference hole, first connecting plate and mount pad pass through the elastic device and connect, it is rotatory through the first conical gear of motor drive, cooperation through first conical gear and second conical gear, when first conical gear is rotatory, it is rotatory through first conical gear drive second conical gear, and then make the pivot rotatory, it is rotatory through the manual drive lead screw, make the vertical direction of lead screw remove, and then change the height of lift seat and first fixed plate, thereby change the height of integral key shaft, can the vertical direction of independent drive integral key shaft remove, when changing the integral key shaft height, rotary driving mechanism's position does not change, and is convenient for in-service.
Preferably, the elastic device comprises a first fixing column arranged at the top of the mounting seat, the first fixing column is fixedly connected with the mounting seat, the first fixing column penetrates through the first connecting plate, a first extension spring is sleeved outside the first fixing column, and two ends of the first extension spring are fixedly connected with the mounting seat and the first connecting plate respectively.
Preferably, a limiting disc is arranged above the first connecting plate, the top end of the first fixing column is fixedly connected with the bottom of the limiting disc, a second supporting plate is fixedly connected with the top of the mounting seat, the second supporting plate is positioned on one side, away from the first supporting plate, of the fixing block, a fourth rectangular hole is formed in one side of the second supporting plate, one end of the first plug board is inserted into the fourth rectangular hole, the first connecting plate is driven to move upwards manually to enable the first fixing column to be separated from the first positioning hole, the first stretching spring is in a stretching state to remove the limitation on the position of the first plug board, one end of the first plug board can be drawn out from the second rectangular hole, through the design of the limiting disc, the first connecting plate is prevented from being separated from the first fixing column, the first plug board is driven to move manually to enable the first plug board to be separated from the second rectangular hole and the third rectangular hole, and the limitation on the position of the fixing block can be removed, the fixing block can move vertically relative to the first rectangular hole, the fixing block is separated from the first rectangular hole by manually driving the motor to move downwards, the first bevel gear and the second bevel gear are disengaged, the motor can be disassembled, similarly, when the motor needs to be installed, the fixing block penetrates through the first rectangular hole by manually driving the motor to move vertically, the first bevel gear is engaged with the second bevel gear again, the third rectangular hole and the second rectangular hole are positioned at the same horizontal height, the first plug board is driven to move manually to penetrate through the third rectangular hole, one end of the first plug board is plugged in the second rectangular hole, the first positioning hole moves to be under the first through hole, the first connecting plate is loosened, the first stretching spring drives the first connecting plate to move downwards, and the bottom end of the first positioning column is inserted into the first positioning hole, can make first picture peg first backup pad relatively fixed, avoid first picture peg to break away from the second rectangular hole, can accomplish the fixed of first picture peg, position through the spacing fixed block of first picture peg, avoid the fixed block to break away from first rectangular hole, design through second backup pad and fourth rectangular hole, the one end that first backup pad was kept away from to first picture peg inserts in the fourth rectangular hole, the one end of keeping away from first backup pad to first picture peg through the second backup pad supports, change the connected mode of motor, for traditional bolted connection, the dismouting efficiency of motor has been improved, the vibration that produces when the motor operation can not influence the stability of motor and mount pad junction yet.
Preferably, the transmission unit comprises a first chain wheel arranged at the top end of the rotating shaft, the first chain wheel is fixedly connected with the rotating shaft, a second chain wheel is sleeved outside the supporting sleeve, the second chain wheel is fixedly connected with the supporting sleeve, the second chain wheel is connected with the first chain wheel through a chain, and through the design of the transmission unit, when the rotating shaft rotates, the first chain wheel drives the second chain wheel to rotate through the chain, so that the supporting sleeve synchronously rotates.
Preferably, the locating rotation-preventing component comprises a support ring sleeved outside the screw, the support ring is fixedly connected with the screw, a plurality of second locating holes are formed in the support ring, a second connecting plate is arranged at the bottom of the lifting seat, two second locating columns are fixedly connected to the top of the second connecting plate and penetrate through the lifting seat, the top ends of the second locating columns are inserted into the corresponding second locating holes, a supporting plate is arranged at the bottom of the second connecting plate, a movable plate is arranged on one side, away from the first fixing plate, of the lifting seat, one side of the supporting plate is fixedly connected with one side of the movable plate, the movable plate is connected with the lifting seat through a resetting unit, and a handle is arranged on the support ring.
Preferably, the reset unit comprises a second fixed plate arranged on one side of the movable plate, one side of the second fixed plate is fixedly connected with one side of the movable plate, a first groove is formed in one side of the lifting seat close to the movable plate, the second fixed plate is inserted into the first groove, and one side of the second fixed plate is connected with the inner wall of one side of the first groove through a plurality of second extension springs.
Preferably, one side of the movable plate, which is far away from the lifting seat, is fixedly connected with a pull ring, the top of the supporting plate is contacted with the bottom of the second connecting plate, a first baffle plate is arranged below the supporting plate, one side of the first baffle plate is connected with the bottom of the lifting seat through a third connecting plate, when the screw rod needs to be rotated, the pull ring is held, the movable plate is driven by a person to move away from the lifting seat, the supporting plate and the second fixing plate synchronously move, the second stretching spring is in a stretching state, along with the movement of the supporting plate, the top of the supporting plate is finally not contacted with the bottom of the second connecting plate, the supporting plate does not support the second connecting plate, the position of the second connecting plate is released, the top end of the second positioning column is separated from a corresponding second positioning hole by the person to move down the second connecting plate, the position of the supporting ring is released, and the supporting ring and the screw rod can rotate, simultaneously, the bottom of the second connecting plate is in contact with the top of the first baffle, the second connecting plate is supported through the first baffle, and the second positioning column is prevented from being separated from the lifting seat.
Preferably, a second groove is formed in one side, close to the lifting seat, of the first fixing plate, a slot is formed in one side, close to the first fixing plate, of the lifting seat, a second inserting plate is arranged on one side of the lifting seat, one end of the second inserting plate is inserted into the second groove, the other end of the second inserting plate is inserted into the slot, one side of the second inserting plate and one side inner wall of the second groove are connected through a plurality of compression springs, a second through hole is formed in the bottom inner wall of the second groove, a second fixing column is fixedly connected to the bottom of the second inserting plate and penetrates through the second through hole, and a supporting unit matched with the second fixing column is arranged on the first fixing plate.
Preferably, the supporting unit comprises a second baffle plate arranged on one side of the second fixed column, one side of the second baffle plate is fixedly connected with a fourth connecting plate, the two sides of the fourth connecting plate are respectively provided with a third fixed plate, the top of each third fixed plate is fixedly connected with the bottom of each first fixed plate, the two third fixed plates are connected through a prism, the prism penetrates through the fourth connecting plate, one end of each second inserting plate is separated from each slot by manually driving the second fixed column to move, each compression spring is in a compression state, the fixed relation between each first fixed plate and each lifting seat is released, each first fixed plate can vertically move relative to the corresponding mounting seat, the second baffle plate is slidably connected relative to the corresponding first fixed plate through the design of the fourth connecting plate, the third fixed plates and the prisms, the second baffle plate is manually driven to move to one side, close to the lifting seat, of the second fixed column, through the position of the spacing second fixed column of second baffle, avoid the second fixed column to remove towards the lift seat, need not hold the second fixed column always, loosen the second fixed column, because compression spring is in compression state, and then compression spring exerts pressure to the second picture peg, thereby make the second fixed column exert pressure to the second baffle, make the second fixed column closely paste with the second baffle, avoid the relative second fixed column of second baffle to rock, move down first fixed plate through the manual work, make the integral key shaft move down, and then make the integral key shaft take out from the supporting sleeve and come out.
Compared with the prior art, the invention has the beneficial effects that:
(1) through the design of the transmission unit, when the rotating shaft rotates, the first chain wheel drives the second chain wheel to rotate through the chain, so that the supporting sleeve synchronously rotates, the first bevel gear is driven to rotate through the motor, through the matching of the first bevel gear and the second bevel gear, when the first bevel gear rotates, the second bevel gear is driven to rotate through the first bevel gear, so that the rotating shaft rotates, the lead screw is driven to rotate through manual driving, so that the lead screw vertically moves, the heights of the lifting seat and the first fixing plate are changed, the height of the spline shaft is changed, the vertical direction of the spline shaft can be driven to move independently, and when the height of the spline shaft is changed, the position of the rotary driving mechanism is unchanged, so that the rotary driving mechanism is convenient to use;
(2) the first positioning column is separated from the first positioning hole by manually driving the first connecting plate to move upwards, the first stretching spring is in a stretching state, the limitation on the position of the first inserting plate is removed, one end of the first inserting plate can be drawn out of the second rectangular hole, the first connecting plate is prevented from being separated from the first positioning column by the design of the limiting disc, the first inserting plate is driven to move by manually driving the first inserting plate to separate the first inserting plate from the second rectangular hole and the third rectangular hole, the limitation on the position of the fixing block can be removed, the fixing block can move in the vertical direction relative to the first rectangular hole, the fixing block is separated from the first rectangular hole by downwards moving the manual driving motor, the meshing relation between the first conical gear and the second conical gear is removed, the motor can be detached, and when the motor needs to be installed, the manual driving motor moves in the vertical direction to enable the fixing block to penetrate through the first rectangular hole, the first bevel gear is meshed with the second bevel gear again, the third rectangular hole and the second rectangular hole are positioned at the same level, the first inserting plate is driven to move manually, so that the first inserting plate penetrates through the third rectangular hole, one end of the first inserting plate is inserted into the second rectangular hole, the first positioning hole moves to be right below the first through hole, the first connecting plate is loosened, the first stretching spring drives the first connecting plate to move downwards, the bottom end of the first positioning column is inserted into the first positioning hole, the first inserting plate is fixed relative to the first supporting plate, the first inserting plate is prevented from being separated from the second rectangular hole, the first inserting plate is fixed, the position of the fixing block is limited by the first inserting plate, the fixing block is prevented from being separated from the first rectangular hole, and the end of the first inserting plate, far away from the first supporting plate, is inserted into the fourth rectangular hole through the design of the second supporting plate and the fourth rectangular hole, the end, far away from the first supporting plate, of the first plug board is supported through the second supporting plate, the connecting mode of the motor is changed, the disassembling and assembling efficiency of the motor is improved compared with the traditional bolt connection, and the stability of the connecting part of the motor and the mounting seat cannot be influenced by vibration generated during the operation of the motor;
(3) when the screw rod needs to be rotated, the pull ring is held, the pull ring is manually driven to move, so that the movable plate is far away from the lifting seat to move, the supporting plate and the second fixing plate synchronously move, the second stretching spring is in a stretching state, along with the movement of the supporting plate, the top of the supporting plate is finally not contacted with the bottom of the second connecting plate, the supporting plate does not support the second connecting plate, the position of the second connecting plate is released, the second connecting plate is manually driven to move downwards, the top end of the second positioning column is separated from the corresponding second positioning hole, the position of the supporting ring is released, the supporting ring and the screw rod can rotate, meanwhile, the bottom of the second connecting plate is contacted with the top of the first baffle, the second connecting plate is supported by the first baffle, the second positioning column is prevented from being separated from the lifting seat, and when the screw rod does not need to be rotated, the second connecting plate is manually driven to move upwards, the top ends of the second positioning columns are inserted into the corresponding second positioning holes, so that the support ring can be fixed relative to the lifting seat, the rotation of the screw and the support ring due to non-human factors is avoided, the pull ring is loosened, the second fixing plate is driven by the second extension spring to move, the movable plate moves towards the lifting seat, one end of the supporting plate moves to the bottom of the second connecting plate, the top of the supporting plate is contacted with the bottom of the second connecting plate, the second connecting plate is supported by the supporting plate, the top ends of the second positioning columns are prevented from being separated from the second positioning holes, through the design of the positioning anti-rotation assembly, when the screw does not need to be rotated, the screw can be fixed relative to the lifting seat, the possibility that the screw rotates relative to the lifting seat due to the non-human factors is avoided, and the support ring and the screw are convenient to drive to rotate through the design of the handle;
(4) the second fixing column is driven to move manually, so that one end of the second inserting plate is separated from the slot, the compression spring is in a compression state, the fixed relation between the first fixing plate and the lifting seat is released, the first fixing plate can move in the vertical direction relative to the mounting seat, the second baffle is connected with the first fixing plate in a sliding mode through the design of the fourth connecting plate, the third fixing plate and the prism, the second baffle is driven to move manually, the second baffle moves to one side, close to the lifting seat, of the second fixing column, the position of the second fixing column is limited through the second baffle, the second fixing column is prevented from moving towards the lifting seat, the second fixing column does not need to be always grabbed, the second fixing column is loosened, and the compression spring is in the compression state and applies pressure to the second inserting plate, so that the second fixing column applies pressure to the second baffle, the second fixing column is tightly attached to the second baffle, the second baffle is prevented from shaking relative to the second fixing column, the first fixing plate is moved downwards manually, the spline shaft is moved downwards, the spline shaft is further pulled out of the supporting sleeve, when the spline shaft needs to be installed, the first fixing plate is driven to move upwards manually, the spline shaft penetrates through the supporting sleeve, meanwhile, the second inserting plate moves to one side of the inserting groove, the second baffle is driven to move manually, the second baffle is made not to contact with the second fixing column any more, limitation on the position of the second fixing column is removed, the second inserting plate and the second fixing column are driven to move by a compression spring, one end of the second inserting plate is inserted into the inserting groove, the first fixing plate can be fixed relative to the lifting seat, the first fixing plate is prevented from moving in the vertical direction relative to the lifting seat, and the spline shaft is convenient to replace.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a portion A of FIG. 1;
FIG. 3 is a schematic view of a rotating shaft according to the present invention;
FIG. 4 is a schematic structural diagram of a rotary drive mechanism according to the present invention;
FIG. 5 is a schematic view of the construction of the spring of the present invention;
FIG. 6 is a schematic structural view of the lifting base of the present invention;
FIG. 7 is a schematic structural diagram of a reset unit according to the present invention;
FIG. 8 is a schematic view of the structure inside the second groove according to the present invention.
In the figure: 1. a mounting seat; 2. a spline shaft; 3. a first bearing; 4. a rotating shaft; 5. a second bearing; 6. a first fixing plate; 7. a lifting seat; 8. a third bearing; 9. a lead screw; 10. a fourth bearing; 11. a motor; 12. a first bevel gear; 13. a second bevel gear; 14. a motor base; 15. a first rectangular hole; 16. a fixed block; 17. a first support plate; 18. a second rectangular hole; 19. a third rectangular hole; 20. a first board insert; 21. a first positioning hole; 22. a first through hole; 23. a first positioning post; 24. a first connecting plate; 25. a first fixed column; 26. a first extension spring; 27. a limiting disc; 28. a second support plate; 29. a fourth rectangular hole; 30. a first sprocket; 31. a second sprocket; 32. a chain; 33. a support ring; 34. a second positioning hole; 35. a second connecting plate; 36. a second positioning column; 37. a support plate; 38. a first groove; 39. a second fixing plate; 40. a second extension spring; 41. a pull ring; 42. a first baffle plate; 43. a third connecting plate; 44. a movable plate; 45. a handle; 46. a second board plug; 47. a second groove; 48. a compression spring; 49. a slot; 50. a second through hole; 51. a second fixed column; 52. a second baffle; 53. a fourth connecting plate; 54. a third fixing plate; 55. a prism; 56. and a support sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1 to 8, the present invention includes an installation base 1 and a spline shaft 2, a support sleeve 56 is sleeved outside the spline shaft 2, a key groove matching with the spline shaft 2 is formed on an inner wall of the support sleeve 56, the support sleeve 56 penetrates through the installation base 1, a first bearing 3 is arranged at a penetrating position of the support sleeve 56 and the installation base 1, a rotating shaft 4 is arranged above the installation base 1, the rotating shaft 4 penetrates through the installation base 1, a second bearing 5 is arranged at a penetrating position of the rotating shaft 4 and the installation base 1, the rotating shaft 4 and the support sleeve 56 are connected through a transmission unit, a rotation driving mechanism matching with the rotating shaft 4 is arranged on the installation base 1, a first fixing plate 6 is arranged below the installation base 1, a bottom end of the spline shaft 2 is connected with the first fixing plate 6 through a third bearing 8, a lifting base 7 is arranged at one side of the first fixing plate 6, a lead screw 9 is arranged above the lifting base 7, and the lead screw 9 penetrates through the installation base 1, the connection mode of lead screw 9 and mount pad 1 is threaded connection, and the bottom and the lift seat 7 of lead screw 9 are connected through fourth bearing 10, are equipped with on the lift seat 7 with lead screw 9 matched with location prevent changeing the subassembly.
In the second embodiment, based on the first embodiment, as shown in fig. 1, 2, 3, 4 and 5, the rotation driving mechanism includes a motor 11 disposed below the mounting base 1, an output end of the motor 11 is provided with a first bevel gear 12, one side of the first bevel gear 12 is provided with a second bevel gear 13, a bottom end of the rotating shaft 4 is fixedly connected with the second bevel gear 13, the first bevel gear 12 is engaged with the second bevel gear 13, the motor 11 is fixedly connected with a motor base 14, a top of the motor base 14 is fixedly connected with a fixing block 16, the mounting base 1 is provided with a first rectangular hole 15, the fixing block 16 penetrates through the first rectangular hole 15, the top of the mounting base 1 is fixed with a first supporting plate 17, one side of the first supporting plate 17 is provided with a second rectangular hole 18, one side of the fixing block 16 is provided with a third rectangular hole 19, a first inserting plate 20 is disposed above the mounting base 1, the first inserting plate 20 penetrates through the third rectangular hole 19, one end of the first inserting plate 20 is inserted into the second rectangular hole 18, a first positioning hole 21 is formed in the first inserting plate 20, a first through hole 22 is formed in the inner wall of the top of the second rectangular hole 18, a first connecting plate 24 is arranged above the first supporting plate 17, a first positioning column 23 is fixedly connected to the bottom of the first connecting plate 24, the first positioning column 23 penetrates through the first through hole 22, the bottom end of the first positioning column 23 is inserted into the first positioning hole 21, the first connecting plate 24 is connected with the mounting seat 1 through an elastic device, the elastic device comprises a first fixing column 25 arranged at the top of the mounting seat 1, the first fixing column 25 is fixedly connected with the mounting seat 1, the first fixing column 25 penetrates through the first connecting plate 24, a first stretching spring 26 is sleeved outside the first fixing column 25, two ends of the first stretching spring 26 are respectively fixedly connected with the mounting seat 1 and the first connecting plate 24, a limiting disc 27 is arranged above the first connecting plate 24, the top end of the first fixing column 25 is fixedly connected with the bottom of the limiting disc 27, a second supporting plate 28 is fixedly connected with the top of the mounting seat 1, the second supporting plate 28 is positioned on one side, away from the first supporting plate 17, of the fixing block 16, a fourth rectangular hole 29 is formed in one side of the second supporting plate 28, one end of the first inserting plate 20 is inserted into the fourth rectangular hole 29, the transmission unit comprises a first chain wheel 30 arranged at the top end of the rotating shaft 4, the first chain wheel 30 is fixedly connected with the rotating shaft 4, a second chain wheel 31 is sleeved outside the supporting sleeve 56, the second chain wheel 31 is fixedly connected with the supporting sleeve 56, and the second chain wheel 31 is connected with the first chain wheel 30 through a chain 32;
through the design of the transmission unit, when the rotating shaft 4 rotates, the first chain wheel 30 drives the second chain wheel 31 to rotate through the chain 32, so that the supporting sleeve 56 synchronously rotates, the first bevel gear 12 is driven to rotate through the motor 11, through the cooperation of the first bevel gear 12 and the second bevel gear 13, when the first bevel gear 12 rotates, the second bevel gear 13 is driven to rotate through the first bevel gear 12, so that the rotating shaft 4 rotates, the lead screw 9 is driven to rotate manually, so that the lead screw 9 vertically moves, and further the heights of the lifting seat 7 and the first fixing plate 6 are changed, so that the height of the spline shaft 2 is changed, the spline shaft 2 can be driven to vertically move independently, while the height of the spline shaft 2 is changed, the position of the rotary driving mechanism is unchanged, the practical use is facilitated, through manually driving the first connecting plate 24 to move upwards, so that the first positioning column 23 is separated from the first positioning hole 21, the first extension spring 26 is in a stretching state, the limitation on the position of the first inserting plate 20 is removed, one end of the first inserting plate 20 can be pulled out from the second rectangular hole 18, the first connecting plate 24 is prevented from being separated from the first fixing column 25 by the design of the limiting disc 27, the first inserting plate 20 is driven to move manually, the first inserting plate 20 is separated from the second rectangular hole 18 and the third rectangular hole 19, the limitation on the position of the fixing block 16 can be removed, the fixing block 16 can move vertically relative to the first rectangular hole 15, the fixing block 16 is separated from the first rectangular hole 15 by manually driving the motor 11 to move downwards, the first bevel gear 12 and the second bevel gear 13 are disengaged, the motor 11 can be removed, when the motor 11 needs to be installed, similarly, the motor 11 is driven manually to move vertically, the fixing block 16 penetrates through the first rectangular hole 15, and the first bevel gear 12 is engaged with the second bevel gear 13 again, meanwhile, the third rectangular hole 19 and the second rectangular hole 18 are positioned at the same horizontal height, the first inserting plate 20 is driven to move manually, so that the first inserting plate 20 penetrates through the third rectangular hole 19, one end of the first inserting plate 20 is inserted into the second rectangular hole 18, meanwhile, the first positioning hole 21 moves to be right below the first through hole 22, the first connecting plate 24 is loosened, the first tension spring 26 drives the first connecting plate 24 to move downwards, so that the bottom end of the first positioning column 23 is inserted into the first positioning hole 21, the first inserting plate 20 is fixed relative to the first supporting plate 17, the first inserting plate 20 is prevented from being separated from the second rectangular hole 18, the fixing of the first inserting plate 20 can be completed, the fixing block 16 is prevented from being separated from the first rectangular hole 15 by limiting the position of the fixing block 16 by the first inserting plate 20, and the end, far away from the first supporting plate 17, of the first inserting plate 20 is inserted into the fourth rectangular hole 29 by the design of the second supporting plate 28 and the fourth rectangular hole 29, the end, far away from the first supporting plate 17, of the first inserting plate 20 is supported through the second supporting plate 28, the connection mode of the motor 11 is changed, and compared with the traditional bolt connection, the dismounting efficiency of the motor 11 is improved, and the stability of the connection position of the motor 11 and the mounting seat 1 cannot be influenced by the vibration generated during the operation of the motor 11.
Third embodiment, based on the first embodiment, as shown in fig. 1, 6 and 7, the positioning and rotation-preventing assembly includes a supporting ring 33 sleeved outside the screw 9, the supporting ring 33 is fixedly connected with the screw 9, a plurality of second positioning holes 34 are formed on the supporting ring 33, a second connecting plate 35 is disposed at the bottom of the lifting base 7, two second positioning pillars 36 are fixedly connected to the top of the second connecting plate 35, the second positioning pillars 36 penetrate through the lifting base 7, the top ends of the second positioning pillars 36 are inserted into the corresponding second positioning holes 34, a supporting plate 37 is disposed at the bottom of the second connecting plate 35, a movable plate 44 is disposed at a side of the lifting base 7 away from the first fixing plate 6, one side of the supporting plate 37 is fixedly connected with one side of the movable plate 44, the movable plate 44 is connected with the lifting base 7 through a resetting unit, a handle 45 is disposed on the supporting ring 33, the resetting unit includes a second fixing plate 39 disposed at one side of the movable plate 44, one side of the second fixed plate 39 is fixedly connected with one side of the movable plate 44, one side of the lifting seat 7 close to the movable plate 44 is provided with a first groove 38, the second fixed plate 39 is inserted into the first groove 38, one side of the second fixed plate 39 is connected with the inner wall of one side of the first groove 38 through a plurality of second extension springs 40, one side of the movable plate 44 far away from the lifting seat 7 is fixedly connected with a pull ring 41, the top of the supporting plate 37 is contacted with the bottom of the second connecting plate 35, a first baffle plate 42 is arranged below the supporting plate 37, and one side of the first baffle plate 42 is connected with the bottom of the lifting seat 7 through a third connecting plate 43;
when the screw 9 needs to be rotated, the pull ring 41 is held, the pull ring 41 is manually driven to move, so that the movable plate 44 moves away from the lifting seat 7, the supporting plate 37 and the second fixing plate 39 move synchronously, the second extension spring 40 is in an extension state, along with the movement of the supporting plate 37, the top of the supporting plate 37 is finally not contacted with the bottom of the second connecting plate 35, the supporting plate 37 no longer supports the second connecting plate 35, the position of the second connecting plate 35 is released, the second connecting plate 35 is manually driven to move downwards, the top ends of the second positioning posts 36 are separated from the corresponding second positioning holes 34, the position of the supporting ring 33 is released, the supporting ring 33 and the screw 9 can rotate, meanwhile, the bottom of the second connecting plate 35 is contacted with the top of the first baffle plate 42, the second connecting plate 35 is supported by the first baffle plate 42, and the second positioning posts 36 are prevented from being separated from the lifting seat 7, when the screw 9 does not need to be rotated, the second connecting plate 35 is manually driven to move upwards, so that the top ends of the second positioning posts 36 are inserted into the corresponding second positioning holes 34, the supporting ring 33 can be fixed relative to the lifting seat 7, the rotation of the screw 9 and the supporting ring 33 due to non-human factors is avoided, the pull ring 41 is loosened, the second tension spring 40 drives the second fixing plate 39 to move, the movable plate 44 moves towards the lifting seat 7, so that one end of the supporting plate 37 moves to the bottom of the second connecting plate 35, the top of the supporting plate 37 is in contact with the bottom of the second connecting plate 35, the supporting plate 37 supports the second connecting plate 35, the top ends of the second positioning posts 36 are prevented from being separated from the second positioning holes 34, through the design of the positioning rotation preventing component, when the screw 9 does not need to be rotated, the screw 9 can be fixed relative to the lifting seat 7, and the possibility of rotation of the screw 9 relative to the lifting seat 7 due to non-human factors is avoided, the design of the handle 45 facilitates the driving of the support ring 33 and the screw 9 in rotation.
In the fourth embodiment, based on the first embodiment, as shown in fig. 1, 6 and 8, a second groove 47 is formed in a side of the first fixing plate 6 close to the lifting seat 7, a slot 49 is formed in a side of the lifting seat 7 close to the first fixing plate 6, a second inserting plate 46 is disposed on a side of the lifting seat 7, one end of the second inserting plate 46 is inserted into the second groove 47, the other end of the second inserting plate 46 is inserted into the slot 49, one side of the second inserting plate 46 is connected with an inner wall of one side of the second groove 47 through a plurality of compression springs 48, a second through hole 50 is formed in an inner wall of a bottom of the second groove 47, a second fixing column 51 is fixedly connected to the bottom of the second inserting plate 46, the second fixing column 51 penetrates through the second through hole 50, a supporting unit matched with the second fixing column 51 is disposed on the first fixing plate 6, the supporting unit includes a second plate 52 disposed on a side of the second fixing column 51, a fourth connecting plate 53 is fixedly connected to a side of the second baffle plate 52, both sides of the fourth connecting plate 53 are provided with third fixing plates 54, the top of the third fixing plate 54 is fixedly connected with the bottom of the first fixing plate 6, the two third fixing plates 54 are connected through a prism 55, and the prism 55 penetrates through the fourth connecting plate 53;
the second fixing column 51 is manually driven to move, so that one end of the second inserting plate 46 is separated from the slot 49, the compression spring 48 is in a compressed state, the fixed relation between the first fixing plate 6 and the lifting seat 7 is released, the first fixing plate 6 can move in the vertical direction relative to the mounting seat 1, the second baffle plate 52 is in sliding connection relative to the first fixing plate 6 through the design of the fourth connecting plate 53, the third fixing plate 54 and the prism 55, the second baffle plate 52 is driven to move through the manual driving of the second baffle plate 52, the second baffle plate 52 moves to one side, close to the lifting seat 7, of the second fixing column 51, the position of the second fixing column 51 is limited through the second baffle plate 52, the second fixing column 51 is prevented from moving towards the lifting seat 7, the second fixing column 51 does not need to be always held by the second fixing column 51, the second fixing column 51 is released, and the compression spring 48 is in a compressed state, so that the compression spring 48 exerts pressure on the second inserting plate 46, so that the second fixing column 51 applies pressure to the second baffle plate 52, the second fixing column 51 is tightly attached to the second baffle plate 52, the second baffle plate 52 is prevented from shaking relative to the second fixing column 51, the first fixing plate 6 is manually moved downwards, the spline shaft 2 is moved downwards, and the spline shaft 2 is further pulled out from the supporting sleeve 56, when the spline shaft 2 needs to be installed, the first fixing plate 6 is manually driven to move upwards, so that the spline shaft 2 penetrates through the supporting sleeve 56, meanwhile, the second inserting plate 46 moves to one side of the slot 49, the second baffle plate 52 is manually driven to move, so that the second baffle plate 52 is not contacted with the second fixing column 51 any more, the limitation on the position of the second fixing column 51 is removed, the compression spring 48 drives the second inserting plate 46 and the second fixing column 51 to move, one end of the second inserting plate 46 is inserted into the slot 49, and the first fixing plate 6 can be fixed relative to the lifting seat 7, the first fixing plate 6 is prevented from moving in the vertical direction relative to the lifting seat 7, and the spline shaft 2 is convenient to replace.
The working principle is as follows: during operation, through the design of the transmission unit, when the rotating shaft 4 rotates, the first chain wheel 30 drives the second chain wheel 31 to rotate through the chain 32, so that the supporting sleeve 56 synchronously rotates, the first bevel gear 12 is driven to rotate through the motor 11, through the matching of the first bevel gear 12 and the second bevel gear 13, when the first bevel gear 12 rotates, the second bevel gear 13 is driven to rotate through the first bevel gear 12, so that the rotating shaft 4 rotates, the lead screw 9 is driven to rotate manually, so that the lead screw 9 vertically moves, and further the heights of the lifting seat 7 and the first fixing plate 6 are changed, so that the height of the spline shaft 2 is changed, the spline shaft 2 can be driven to move vertically, while the height of the spline shaft 2 is changed, the position of the rotary driving mechanism is unchanged, the practical use is facilitated, the first connecting plate 24 is driven to move upwards manually, so that the first positioning column 23 is separated from the first positioning hole 21, the first extension spring 26 is in an extension state, the limitation on the position of the first plug board 20 is removed, so that one end of the first plug board 20 can be pulled out from the second rectangular hole 18, the design of the limiting disc 27 is used for preventing the first connecting board 24 from separating from the first fixing column 25, the first plug board 20 is manually driven to move, so that the first plug board 20 separates from the second rectangular hole 18 and the third rectangular hole 19, the limitation on the position of the fixed block 16 can be removed, so that the fixed block 16 can move vertically relative to the first rectangular hole 15, the fixed block 16 separates from the first rectangular hole 15 by manually driving the motor 11 to move downwards, the first bevel gear 12 and the second bevel gear 13 are disengaged, so that the motor 11 can be removed, when the motor 11 needs to be installed, the motor 11 is driven to move vertically by hand, so that the fixed block 16 penetrates through the first rectangular hole 15, and the first bevel gear 12 is engaged with the second bevel gear 13 again, meanwhile, the third rectangular hole 19 and the second rectangular hole 18 are positioned at the same horizontal height, the first inserting plate 20 is driven to move manually, so that the first inserting plate 20 penetrates through the third rectangular hole 19, one end of the first inserting plate 20 is inserted into the second rectangular hole 18, meanwhile, the first positioning hole 21 moves to be right below the first through hole 22, the first connecting plate 24 is loosened, the first tension spring 26 drives the first connecting plate 24 to move downwards, so that the bottom end of the first positioning column 23 is inserted into the first positioning hole 21, the first inserting plate 20 is fixed relative to the first supporting plate 17, the first inserting plate 20 is prevented from being separated from the second rectangular hole 18, the fixing of the first inserting plate 20 can be completed, the fixing block 16 is prevented from being separated from the first rectangular hole 15 by limiting the position of the fixing block 16 by the first inserting plate 20, and the end, far away from the first supporting plate 17, of the first inserting plate 20 is inserted into the fourth rectangular hole 29 by the design of the second supporting plate 28 and the fourth rectangular hole 29, the second support plate 28 supports one end of the first inserting plate 20 far away from the first support plate 17, the connection mode of the motor 11 is changed, compared with the traditional bolt connection, the dismounting efficiency of the motor 11 is improved, the vibration generated when the motor 11 operates does not affect the stability of the connection position of the motor 11 and the mounting seat 1, when the screw rod 9 needs to be rotated, the pull ring 41 is held, the movable plate 44 is moved away from the lifting seat 7 by manually driving the pull ring 41, the supporting plate 37 and the second fixing plate 39 move synchronously, the second stretching spring 40 is in a stretching state, along with the movement of the supporting plate 37, the top of the supporting plate 37 is finally not contacted with the bottom of the second connecting plate 35 any more, the supporting plate 37 does not support the second connecting plate 35 any more, the limitation on the position of the second connecting plate 35 is removed, the second connecting plate 35 is manually driven to move downwards, so that the top of the second positioning column 36 is separated from the corresponding second positioning hole 34, the position of the support ring 33 is not limited, so that the support ring 33 and the screw 9 can rotate, the bottom of the second connecting plate 35 is in contact with the top of the first baffle 42, the second connecting plate 35 is supported by the first baffle 42, the second positioning column 36 is prevented from being separated from the lifting seat 7, when the screw 9 is not required to be rotated, the second connecting plate 35 is manually driven to move upwards, the top end of the second positioning column 36 is inserted into the corresponding second positioning hole 34, so that the support ring 33 is fixed relative to the lifting seat 7, the screw 9 and the support ring 33 are prevented from rotating due to non-human factors, the pull ring 41 is released, the second tension spring 40 drives the second fixing plate 39 to move, the movable plate 44 moves towards the lifting seat 7, one end of the supporting plate 37 moves to the bottom of the second connecting plate 35, the top of the supporting plate 37 is in contact with the bottom of the second connecting plate 35, and the second connecting plate 35 is supported by the supporting plate 37, the top end of the second positioning column 36 is prevented from being separated from the second positioning hole 34, through the design of the positioning rotation-preventing component, when the screw 9 does not need to be rotated, the screw 9 can be fixed relative to the lifting seat 7, the possibility that the screw 9 rotates relative to the lifting seat 7 due to non-human factors is avoided, through the design of the handle 45, the support ring 33 and the screw 9 are conveniently driven to rotate, through the manual driving of the second fixing column 51 to move, one end of the second inserting plate 46 is separated from the slot 49, the compression spring 48 is in a compressed state, the fixing relation between the first fixing plate 6 and the lifting seat 7 is released, the first fixing plate 6 can move relative to the mounting seat 1 in the vertical direction, through the design of the fourth connecting plate 53, the third fixing plates 54 and 55, the second baffle plate 52 is in sliding connection relative to the first fixing plate 6, through the manual driving of the second baffle plate 52, the second baffle plate 52 moves to one side, close to the lifting seat 7, of the second fixing column 51, the position of the second fixing column 51 is limited by the second baffle plate 52, the second fixing column 51 is prevented from moving towards the lifting seat 7, the second fixing column 51 is not required to be always grabbed, the second fixing column 51 is loosened, the compression spring 48 is in a compression state, and then the compression spring 48 applies pressure to the second insertion plate 46, so that the second fixing column 51 applies pressure to the second baffle plate 52, the second fixing column 51 is tightly attached to the second baffle plate 52, the second baffle plate 52 is prevented from shaking relative to the second fixing column 51, the spline shaft 2 moves downwards through manually moving the first fixing plate 6, and further the spline shaft 2 is pulled out of the supporting sleeve 56, when the spline shaft 2 is required to be installed, the first fixing plate 6 is manually driven to move upwards, the spline shaft 2 penetrates through the supporting sleeve 56, meanwhile, the second insertion plate 46 moves to one side of the insertion groove 49, and the second baffle plate 52 is manually driven to move, the second baffle 52 is no longer in contact with the second fixing column 51, the position of the second fixing column 51 is not limited, the compression spring 48 drives the second inserting plate 46 and the second fixing column 51 to move, one end of the second inserting plate 46 is inserted into the slot 49, the first fixing plate 6 can be fixed relative to the lifting seat 7, the first fixing plate 6 is prevented from moving in the vertical direction relative to the lifting seat 7, and the spline shaft 2 is convenient to replace.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a transmission based on electrical apparatus integral key shaft, includes mount pad (1) and integral key shaft (2), its characterized in that: the outside cover of integral key shaft (2) is equipped with and supports cover (56), set up on the inner wall of supporting cover (56) with integral key shaft (2) matched with keyway, it runs through mount pad (1) to support cover (56), the department of running through that supports cover (56) and mount pad (1) is equipped with first bearing (3), the top of mount pad (1) is equipped with pivot (4), pivot (4) run through mount pad (1), the department of running through of pivot (4) and mount pad (1) is equipped with second bearing (5), pivot (4) and support cover (56) are connected through the transmission unit, be equipped with the rotary driving mechanism with pivot (4) matched with on mount pad (1), the below of mount pad (1) is equipped with first fixed plate (6), the bottom and first fixed plate (6) of integral key shaft (2) are connected through third bearing (8), one side of first fixed plate (6) is equipped with lift seat (7), the top of seat (7) goes up and down is equipped with lead screw (9), and mount pad (1) is run through in lead screw (9), and the connected mode of lead screw (9) and mount pad (1) is threaded connection, and the bottom and the seat (7) that goes up and down of lead screw (9) are connected through fourth bearing (10), are equipped with on seat (7) that goes up and down to prevent changeing the subassembly with lead screw (9) matched with location.
2. The electrical appliance spline shaft-based transmission device according to claim 1, wherein: the rotary driving mechanism comprises a motor (11) arranged below a mounting seat (1), the output end of the motor (11) is provided with a first bevel gear (12), one side of the first bevel gear (12) is provided with a second bevel gear (13), the bottom end of a rotating shaft (4) is fixedly connected with the second bevel gear (13), the first bevel gear (12) is meshed with the second bevel gear (13), the motor (11) is fixedly connected with a motor seat (14), the top of the motor seat (14) is fixedly connected with a fixing block (16), the mounting seat (1) is provided with a first rectangular hole (15), the fixing block (16) penetrates through the first rectangular hole (15), the top of the mounting seat (1) is fixedly provided with a first supporting plate (17), one side of the first supporting plate (17) is provided with a second rectangular hole (18), one side of the fixing block (16) is provided with a third rectangular hole (19), the mounting structure comprises a mounting seat (1), and is characterized in that a first inserting plate (20) is arranged above the mounting seat (1), the first inserting plate (20) penetrates through a third rectangular hole (19), one end of the first inserting plate (20) is inserted into a second rectangular hole (18), a first positioning hole (21) is formed in the first inserting plate (20), a first through hole (22) is formed in the inner wall of the top of the second rectangular hole (18), a first connecting plate (24) is arranged above a first supporting plate (17), a first positioning column (23) is fixedly connected to the bottom of the first connecting plate (24), the first positioning column (23) penetrates through the first through hole (22), the bottom end of the first positioning column (23) is inserted into the first positioning hole (21), and the first connecting plate (24) is connected with the mounting seat (1) through an elastic device.
3. The electrical spline shaft-based transmission device according to claim 2, wherein: the elastic device comprises a first fixing column (25) arranged at the top of the mounting seat (1), the first fixing column (25) is fixedly connected with the mounting seat (1), the first fixing column (25) penetrates through the first connecting plate (24), a first extension spring (26) is sleeved outside the first fixing column (25), and two ends of the first extension spring (26) are fixedly connected with the mounting seat (1) and the first connecting plate (24) respectively.
4. The electrical spline shaft-based transmission device according to claim 3, wherein: the top of first connecting plate (24) is equipped with spacing dish (27), the top of first fixed column (25) and the bottom fixed connection of spacing dish (27), the top fixedly connected with second backup pad (28) of mount pad (1), and second backup pad (28) are located one side that first backup pad (17) were kept away from in fixed block (16), fourth rectangular hole (29) have been seted up to one side of second backup pad (28), the one end of first picture peg (20) is pegged graft in fourth rectangular hole (29).
5. The electrical appliance spline shaft-based transmission device according to claim 1, wherein: the transmission unit comprises a first chain wheel (30) arranged at the top end of the rotating shaft (4), the first chain wheel (30) is fixedly connected with the rotating shaft (4), a second chain wheel (31) is sleeved outside the supporting sleeve (56), the second chain wheel (31) is fixedly connected with the supporting sleeve (56), and the second chain wheel (31) is connected with the first chain wheel (30) through a chain (32).
6. The electrical appliance spline shaft-based transmission device according to claim 1, wherein: the positioning rotation-preventing assembly comprises a support ring (33) sleeved outside the screw rod (9), the support ring (33) is fixedly connected with the screw rod (9), a plurality of second positioning holes (34) are formed in the support ring (33), a second connecting plate (35) is arranged at the bottom of the lifting seat (7), two second positioning columns (36) are fixedly connected to the top of the second connecting plate (35), the second positioning columns (36) penetrate through the lifting seat (7), the top ends of the second positioning columns (36) are inserted into the corresponding second positioning holes (34), a supporting plate (37) is arranged at the bottom of the second connecting plate (35), a movable plate (44) is arranged on one side, away from the first fixing plate (6), of the lifting seat (7), one side of the supporting plate (37) is fixedly connected with one side of the movable plate (44), the movable plate (44) is connected with the lifting seat (7) through a reset unit, and a handle (45) is arranged on the support ring (33).
7. The spline shaft transmission device based on the electric appliance according to claim 6, wherein: the reset unit comprises a second fixing plate (39) arranged on one side of the movable plate (44), one side of the second fixing plate (39) is fixedly connected with one side of the movable plate (44), a first groove (38) is formed in one side, close to the movable plate (44), of the lifting seat (7), the second fixing plate (39) is inserted into the first groove (38), and one side of the second fixing plate (39) is connected with the inner wall of one side of the first groove (38) through a plurality of second extension springs (40).
8. The electrical spline shaft-based transmission device according to claim 7, wherein: one side of the movable plate (44) far away from the lifting seat (7) is fixedly connected with a pull ring (41), the top of the supporting plate (37) is contacted with the bottom of the second connecting plate (35), a first baffle plate (42) is arranged below the supporting plate (37), and one side of the first baffle plate (42) is connected with the bottom of the lifting seat (7) through a third connecting plate (43).
9. The electrical appliance spline shaft-based transmission device according to claim 1, wherein: the lifting device is characterized in that a second groove (47) is formed in one side, close to the lifting seat (7), of the first fixing plate (6), a slot (49) is formed in one side, close to the first fixing plate (6), of the lifting seat (7), a second inserting plate (46) is arranged on one side of the lifting seat (7), one end of the second inserting plate (46) is inserted into the second groove (47), the other end of the second inserting plate (46) is inserted into the slot (49), one side of the second inserting plate (46) and one side inner wall of the second groove (47) are connected through a plurality of compression springs (48), a second through hole (50) is formed in the bottom inner wall of the second groove (47), a second fixing column (51) is fixedly connected to the bottom of the second inserting plate (46), the second fixing column (51) penetrates through the second through hole (50), and a supporting unit matched with the second fixing column (51) is arranged on the first fixing plate (6).
10. The electrical spline shaft-based transmission device of claim 9, wherein: the supporting unit comprises a second baffle (52) arranged on one side of a second fixing column (51), a fourth connecting plate (53) is fixedly connected to one side of the second baffle (52), third fixing plates (54) are arranged on two sides of the fourth connecting plate (53), the top of each third fixing plate (54) is fixedly connected with the bottom of the corresponding first fixing plate (6), the two third fixing plates (54) are connected through prisms (55), and the prisms (55) penetrate through the fourth connecting plate (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643657.4A CN114719009B (en) | 2022-06-09 | 2022-06-09 | Transmission device based on electric appliance spline shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643657.4A CN114719009B (en) | 2022-06-09 | 2022-06-09 | Transmission device based on electric appliance spline shaft |
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| CN114719009A true CN114719009A (en) | 2022-07-08 |
| CN114719009B CN114719009B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210643657.4A Active CN114719009B (en) | 2022-06-09 | 2022-06-09 | Transmission device based on electric appliance spline shaft |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091576A (en) * | 2022-07-22 | 2022-09-23 | 广西德科新型材料有限公司 | Device of brush wood processing rectangular piece wood shavings |
| CN115229251A (en) * | 2022-09-21 | 2022-10-25 | 常州纺兴精密机械有限公司 | Precise positioning-based numerical control milling machine applied to carbon fiber spinneret plate and machining process |
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Cited By (3)
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|---|---|---|---|---|
| CN115091576A (en) * | 2022-07-22 | 2022-09-23 | 广西德科新型材料有限公司 | Device of brush wood processing rectangular piece wood shavings |
| CN115091576B (en) * | 2022-07-22 | 2022-12-27 | 广西德科新型材料有限公司 | Device of long piece wood shavings of brush wood processing |
| CN115229251A (en) * | 2022-09-21 | 2022-10-25 | 常州纺兴精密机械有限公司 | Precise positioning-based numerical control milling machine applied to carbon fiber spinneret plate and machining process |
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| CN114719009B (en) | 2022-08-19 |
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