CN114473446B - Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof - Google Patents
Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof Download PDFInfo
- Publication number
- CN114473446B CN114473446B CN202210087223.0A CN202210087223A CN114473446B CN 114473446 B CN114473446 B CN 114473446B CN 202210087223 A CN202210087223 A CN 202210087223A CN 114473446 B CN114473446 B CN 114473446B
- Authority
- CN
- China
- Prior art keywords
- motor
- fan blade
- press
- jacking
- positioning
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims description 86
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002950 deficient Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- B23P19/027—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 using hydraulic or pneumatic means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to a motor fan blade assembling mechanism capable of preventing pressure loss and a press mounting method thereof; the motor is provided with a first propping assembly and a second propping assembly which are used for clamping and positioning the motor respectively on two sides of a motor seat, the press-mounting device comprises a fixing frame and a fan blade press-mounting assembly, the jacking stress device comprises a base and a supporting assembly, the fan blade press-mounting assembly and the supporting assembly are respectively arranged on the upper side and the lower side of the motor seat, and the pressure center of the fan blade press-mounting assembly and the pressure point of the supporting assembly are positioned on the same axis; the beneficial effects of the invention are as follows: through setting up jacking atress device in the bottom of motor cabinet, provide the stress point for the motor rotor axle through jacking atress device, reduce the pressure that the rotor received at the pressure equipment in-process, effectively stop the pressure loss phenomenon that the pressure equipment in-process takes place, and be provided with the pilot pin that is used for fixing a position the fan blade on pressure equipment device, make the fan blade can accurate press-fit to motor rotor on, improve assembly accuracy, reduce product defective rate and manufacturing cost, the production and use of being convenient for.
Description
Technical Field
The invention relates to a fan blade assembling mechanism, in particular to a motor fan blade assembling mechanism capable of preventing pressure loss and a press mounting method thereof.
Background
For some motors on electric tools, the fan blade is usually installed on the rotor of the motor, so that the motor can be cooled by cooling the fan blade during working, in the assembly process of the fan blade, the fan blade is installed by arranging corresponding press-fitting equipment, the motor is fixed by adopting a clamp below the press-fitting equipment, the fan blade is pressed into the rotor of the motor by the press-fitting equipment, the conventional press-fitting equipment can only realize the press-fitting action of the fan blade during actual production, the fan blade is not provided with the function of positioning the fan blade before press-fitting, dislocation is easy to occur in the press-fitting process, the assembly is influenced, the fan blade or the motor can be crushed due to overlarge press-fitting pressure during the press-fitting process, the defective rate of products is increased, the production time is prolonged, the production cost is increased, and the production and use are inconvenient.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a fan blade assembling mechanism, in particular to a motor fan blade assembling mechanism capable of preventing pressure loss and a press mounting method thereof.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a prevent motor fan blade equipment mechanism of pressure loss, includes motor cabinet, pressure equipment device and jacking atress device, motor cabinet fixed mounting is in the frame, motor cabinet detachably is provided with the motor of pending dress fan blade, the both sides of motor cabinet are provided with respectively right first tight subassembly and the tight subassembly of second jacking that the motor carries out centre gripping location, pressure equipment device include the mount with install in fan blade pressure equipment subassembly on the mount, jacking atress device include the base with liftable set up in supporting component on the base, fan blade pressure equipment subassembly with supporting component set up respectively in the upper and lower both sides of motor cabinet, the centre of pressure of fan blade pressure equipment subassembly with supporting component's pressurized point is located on same axis, makes can be given by the fan blade pressure equipment subassembly during the motor pressure equipment fan blade the rotor shaft of motor provides the atress point.
Preferably, the fan blade press-fitting assembly comprises a press-fitting cylinder, a mounting plate, a press-fitting head and a fan blade clamping finger, wherein the press-fitting cylinder is mounted at the top of the fixing frame, the press-fitting cylinder is in transmission connection with the mounting plate through a driving shaft, so that the mounting plate is arranged on the fixing frame in a liftable manner, the press-fitting head is mounted at the bottom of the mounting plate, the press-fitting head is provided with a positioning needle for positioning the fan blade, the positioning needle and a rotor shaft of the motor are coaxially arranged, and the fan blade clamping finger is arranged at the outer side of the positioning needle.
Preferably, an elastic cylinder is arranged at one side of the press-fit head, and the elastic cylinder is in transmission connection with the fan blade clamping fingers so as to drive the fan blade clamping fingers to realize opening or closing actions.
Preferably, the fan blade clamping finger comprises a first clamping part and a second clamping part, the first clamping part and the second clamping part are symmetrically arranged on two sides of the positioning needle, and flanges for supporting the fan blade are arranged at the bottoms of the first clamping part and the first clamping part.
Preferably, the first propping assembly comprises a positioning block, a propping cylinder and a positioning pressure head, the positioning block is mounted on the fixing frame, the propping cylinder is mounted on the positioning block, and the positioning pressure head is mounted on a transmission shaft of the propping cylinder, so that the positioning pressure head compresses or loosens the motor along with the telescopic movement of the transmission shaft under the driving of the propping cylinder.
Preferably, the second tightening assembly comprises a mounting block and a tightening block, the mounting block is mounted on the motor base, the tightening block is mounted on the mounting block, the tightening block is provided with a clamping groove matched with the motor shell, and the motor is clamped in the clamping groove, so that the tightening block is used for fixing the motor on the motor base.
Preferably, the support assembly comprises a driving cylinder and a push rod, the driving cylinder is mounted on the base, the push rod and a rotor shaft of the motor are coaxially arranged, the push rod is liftably clamped in a positioning hole of the base, the push rod is provided with a connecting hole, two sides of the push rod are respectively provided with a lifting transmission block, a transmission rod is arranged between the transmission blocks on two sides, the transmission rod penetrates through the connecting hole, and the transmission blocks are in transmission connection with the driving cylinder so that the transmission blocks drive the push rod to realize telescopic motion through the transmission rods.
Preferably, guide blocks are arranged on two sides of the ejector rod, the guide blocks are fixedly arranged on the base, a sliding block used for lifting the ejector rod is arranged in the guide blocks, the sliding block is in transmission connection with a telescopic cylinder arranged on the base, so that the sliding block can slide back and forth in the guide blocks, a first inclined surface is arranged on the sliding block, and a second inclined surface matched with the first inclined surface is arranged at the bottom of the ejector rod.
Preferably, the guide block is provided with a guide sleeve for preventing the ejector rod from rotating, the guide sleeve is sleeved on the outer side of the ejector rod, and positioning grooves matched with the transmission rods are formed in two sides of the guide sleeve, so that the transmission rods are clamped in the positioning grooves to realize positioning.
Preferably, the motor base is provided with a through hole matched with the ejector rod, and the ejector rod is inserted into the through hole in a lifting manner so as to prop against the bottom of the rotor shaft of the motor.
A press-fitting method of a motor fan blade assembly mechanism for preventing pressure loss comprises the following steps:
(1) The motor is installed, the motor is fixed on the motor seat, the motor is clamped in a clamping groove of the jacking block, and the jacking block is used for fixing the motor;
(2) The method comprises the steps of filling a fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle at the bottom of a press-fit head, clamping the fan blade on the press-fit head through the assembly hole and the positioning needle, and supporting the fan blade by a flange at the bottom under the action of an elastic air cylinder by a fan blade clamping finger;
(3) The motor is fixed, the jacking cylinder is started, the positioning pressure head is pushed to the motor to jack the motor under the action of the transmission shaft, and the motor is clamped and positioned by being matched with the jacking block;
(4) The method comprises the steps of press mounting a fan blade, starting a press mounting cylinder, pressing a press mounting head with the fan blade and a fan blade clamping finger to a rotor shaft of a motor, and loosening the fan blade by the fan blade clamping finger under the action of an elastic cylinder after the fan blade is pressed into the rotor shaft by the press mounting head, so that the press mounting process of the fan blade is completed;
(5) And (3) supporting a motor, when the step (4) is carried out, starting a driving cylinder on the base simultaneously, jacking up transmission blocks on two sides of the ejector rod through a transmission shaft, synchronously lifting the ejector rod through a transmission rod by the transmission blocks, and when the transmission blocks are jacked to the maximum stroke, driving a sliding block by the telescopic cylinder to slide towards the ejector rod to jack up the ejector rod further, so that the ejector rod is lifted towards a motor seat, and propping up the lower part of a rotor shaft of the motor through a through hole of the motor seat to provide a stress point for the rotor shaft, thereby realizing a jacking stress process.
The beneficial effects of the invention are as follows: the invention aims to provide a motor fan blade assembling mechanism capable of preventing pressure loss and a press mounting method thereof, wherein a jacking force-bearing device is arranged at the bottom of a motor base, a force-bearing point is provided for a motor rotor shaft through the jacking force-bearing device, the pressure born by a rotor in the press mounting process is reduced, the pressure loss phenomenon in the press mounting process is effectively eliminated, and a positioning needle for positioning the fan blade is arranged on the press mounting device, so that the fan blade can be accurately pressed onto the motor rotor, the assembly accuracy is improved, the product reject ratio and the production cost are reduced, and the production and the use are convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a motor base according to the present invention
Fig. 3 is a schematic structural view of the press-fitting device of the present invention.
Fig. 4 is a schematic structural diagram of the lifting stress device of the present invention.
Fig. 5 is a schematic structural diagram of a fan blade press-fitting assembly according to the present invention.
Fig. 6 is a schematic structural view of a fan blade finger according to the present invention.
Fig. 7 is a schematic view of the structure of the support assembly in the lifted state.
Fig. 8 is a schematic structural view of the ejector pin of the present invention.
FIG. 9 is a schematic diagram of a slider and ejector pin combination structure according to the present invention.
The drawings are marked with the following description:
1-a motor base; 2-press mounting device; 3-lifting the stress device; 4-a frame; 5-a motor; 6-a first tightening assembly; 7-a second tightening assembly; 8-fixing frames; 9-fan blade press-fitting components; 10-a base; 11-a support assembly; 12-rotor shaft; 13-press mounting a cylinder; 14-mounting plates; 15-pressing the head; 16-fan blade clamping fingers; 17-positioning needles; 18-an elastic cylinder; 19-a first clamping portion; 20-a second clamping portion; 21-a flange; 22-positioning blocks; 23-pushing up the cylinder; 24-positioning a pressure head; 25-mounting blocks; 26-propping up the block; 27-clamping grooves; 28-driving a cylinder; 29-ejector rod; 30-positioning holes; 31-a linking hole; 32-a transmission block; 33-a transmission rod; 34-a guide block; 35-a slider; 36-telescopic cylinder; 37-a first inclined surface; 38-a second inclined surface; 39-guiding sleeve; 40-positioning grooves; 41-through holes.
Detailed Description
In the following description, any reference to the directional or azimuthal sense of up, down, left, right, front and rear is not to be construed as a specific limitation on the solution provided by the present invention, as it relates to the positional state shown in the drawings being described.
The following detailed description of specific embodiments of the invention refers to the accompanying drawings:
As shown in fig. 1-9, a motor fan blade assembly mechanism capable of preventing pressure loss comprises a motor base 1, a press-fitting device 2 and a jacking force device 3, wherein the motor base 1 is fixedly arranged on a rack 4, a motor 5 for mounting fan blades is detachably arranged on the motor base 1, a first jacking component 6 and a second jacking component 7 for clamping and positioning the motor 5 are respectively arranged on two sides of the motor base 1, the press-fitting device 2 comprises a fixing frame 8 and a fan blade press-fitting component 9 arranged on the fixing frame 8, the jacking force device 3 comprises a base 10 and a supporting component 11 which is arranged on the base 10 in a lifting manner, the fan blade press-fitting component 9 and the supporting component 11 are respectively arranged on the upper side and the lower side of the motor base 1, and the pressure center of the fan blade press-fitting component 9 and the pressure point of the supporting component 11 are positioned on the same axis, so that the pressure point of the fan blade press-fitting component 9 can provide force to a rotor shaft 12 of the fan blades 5 through the supporting component 11 when the motor 5 is pressed.
Preferably, the fan blade press-fitting assembly 9 comprises a press-fitting air cylinder 13, a mounting plate 14, a press-fitting head 15 and a fan blade clamping finger 16, wherein the press-fitting air cylinder 13 is mounted at the top of the fixing frame 8, the press-fitting air cylinder 13 is in transmission connection with the mounting plate 14 through a driving shaft, so that the mounting plate 14 is arranged on the fixing frame 8 in a liftable manner, the press-fitting head 15 is mounted at the bottom of the mounting plate 14, the press-fitting head 15 is provided with a positioning needle 17 for positioning the fan blade, the positioning needle 17 and the rotor shaft 12 of the motor 5 are coaxially arranged, and the fan blade clamping finger 16 is arranged at the outer side of the positioning needle 17.
Preferably, an elastic cylinder 18 is disposed at one side of the press-fitting head 15, and the elastic cylinder 18 is in transmission connection with the fan blade clamping finger 16, so as to drive the fan blade clamping finger 16 to realize opening or closing actions.
Preferably, the blade clamping finger 16 includes a first clamping portion 19 and a second clamping portion 20, the first clamping portion 19 and the second clamping portion 20 are symmetrically disposed on two sides of the positioning needle 17, and flanges 21 for supporting the blades are disposed on bottoms of the first clamping portion 19 and the first clamping portion 19.
Preferably, the first tightening assembly 6 includes a positioning block 22, a tightening cylinder 23, and a positioning ram 24, where the positioning block 22 is installed on the fixing frame 8, the tightening cylinder 23 is installed on the positioning block 22, and the positioning ram 24 is installed on a transmission shaft of the tightening cylinder 23, so that the positioning ram 24 compresses or loosens the motor 5 along with the telescopic movement of the transmission shaft under the driving of the tightening cylinder 23.
Preferably, the second tightening assembly 7 includes a mounting block 25 and a tightening block 26, the mounting block 25 is mounted on the motor base 1, the tightening block 26 is mounted on the mounting block 25, the tightening block 26 is provided with a clamping groove 27 matched with the housing of the motor 5, and the motor 5 is clamped in the clamping groove 27, so that the tightening block 26 fixes the motor 5 on the motor base 1.
Preferably, the supporting component 11 comprises a driving cylinder 28 and a push rod 29, the driving cylinder 28 is mounted on the base 10, the push rod 29 and a rotor shaft of the motor 5 are coaxially arranged, the push rod 29 is arranged in a positioning hole 30 of the base 10 in a clamping mode in a lifting mode, the push rod 29 is provided with a connecting hole 31, two sides of the push rod 29 are provided with lifting transmission blocks 32, a transmission rod 33 is arranged between the transmission blocks 32 on two sides, the transmission rod 33 penetrates through the connecting hole 31, and the transmission blocks 32 are connected with the driving cylinder 28 in a transmission mode, so that the transmission blocks 32 drive the push rod 29 to realize telescopic motion through the transmission rod 33.
Preferably, guide blocks 34 are disposed on two sides of the ejector rod 29, the guide blocks 34 are fixedly mounted on the base 10, a sliding block 35 for lifting the ejector rod 29 is disposed in the guide blocks 34, the sliding block 35 is in transmission connection with a telescopic cylinder 36 mounted on the base 10, so that the sliding block 35 slides reciprocally in the guide blocks 34, a first inclined surface 37 is disposed on the sliding block 35, and a second inclined surface 38 matched with the first inclined surface 37 is disposed at the bottom of the ejector rod 29.
Preferably, the guide block 34 is provided with a guide sleeve 39 for preventing the ejector rod 29 from rotating, the guide sleeve 39 is sleeved on the outer side of the ejector rod 29, and positioning grooves 40 matched with the transmission rod 33 are formed in two sides of the guide sleeve 39, so that the transmission rod 33 is clamped in the positioning grooves 40 to realize positioning.
Preferably, the motor base 1 is provided with a through hole 41 matched with the ejector rod 29, and the ejector rod 29 is inserted into the through hole 41 in a lifting manner so as to be propped against the bottom of the rotor shaft 12 of the motor 5.
A press-fitting method of a motor fan blade assembly mechanism for preventing pressure loss comprises the following steps:
(1) The motor 5 is installed, the motor 5 is fixed on the motor base 1, the motor 5 is clamped in a clamping groove 27 of the jacking block 26, and the jacking block 26 is used for fixing the motor 5;
(2) The method comprises the steps of filling a fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle 17 at the bottom of a press-fit head 15, clamping the fan blade on the press-fit head 15 through the assembly hole and the positioning needle 17, and supporting the fan blade by a flange 21 at the bottom under the action of an elastic cylinder 18 through a fan blade clamping finger 16;
(3) The motor 5 is fixed, the jacking cylinder 23 is started, the positioning pressure head 24 is pushed to the motor 5 to jack the motor 5 under the action of the transmission shaft, and the motor 5 is clamped and positioned by being matched with the jacking block 26;
(4) The fan blade is pressed and assembled, a press-fit cylinder 13 is started, a press-fit head 15 with the fan blade and a fan blade clamping finger 16 are pressed onto a rotor shaft 12 of a motor 5, and after the fan blade is pressed into the rotor shaft 12 by the press-fit head 15, the fan blade clamping finger 16 loosens the fan blade under the action of an elastic cylinder 18, so that the press-fit process of the fan blade is completed;
(5) When the step (4) is carried out, the driving cylinders 28 on the base 10 are simultaneously started, the transmission blocks 32 on two sides of the ejector rods 29 are lifted upwards through the transmission shafts, the transmission blocks 32 synchronously lift the ejector rods 29 through the transmission rods 33, when the transmission blocks 32 are lifted to the maximum stroke, the telescopic cylinders 36 drive the sliding blocks 35 to slide towards the ejector rods 29, the ejector rods 29 are further lifted, the ejector rods 29 are lifted towards the motor cabinet 1, the through holes penetrating through the motor cabinet 1 are propped against the lower part of the rotor shaft 12 of the motor 5, stress points are provided for the rotor shaft 12, and the lifting stress process is realized.
The invention relates to a motor fan blade assembling mechanism capable of preventing pressure loss, which comprises a motor seat 1 fixedly arranged on a frame 4, wherein the frame 4 in the drawing is schematically shown, a motor 5 is arranged on the motor seat 1, a first jacking component 6 and a second jacking component 7 for clamping and positioning the motor 5 are respectively arranged on two sides of the motor 5, a press-fitting device 2 is arranged above the motor seat 1, and a jacking stress device 3 is arranged below the motor seat 1.
Further, the press-fitting device 2 comprises a fixing frame 8 and a fan blade press-fitting assembly 9, the fixing frame 8 is arranged on one side of the motor base 1, a top plate is arranged at the top of the fixing frame 8, and the fan blade press-fitting assembly 9 is fixedly arranged on the top plate of the fixing frame 8.
Further, the fan blade press-fitting assembly 9 comprises a press-fitting air cylinder 13, a mounting plate 14, a press-fitting head 15 and a fan blade clamping finger 16, wherein the press-fitting air cylinder 13 is fixedly mounted on the top plate, the press-fitting air cylinder 13 is in transmission connection with the mounting plate 14 arranged below the top plate through a driving shaft of the press-fitting air cylinder, the press-fitting head 15 is mounted at the bottom of the mounting plate 14, a positioning needle 17 for fixedly positioning the fan blade is arranged at the bottom of the press-fitting head 15, the positioning needle 17 is coaxially arranged with a rotor of the motor 5, the fan blade clamping finger 16 is arranged at the outer side of the positioning needle 17 and is positioned on the same horizontal plane with the positioning needle 17 so as to clamp the fan blade, an elastic air cylinder 18 is arranged at one side of the press-fitting head 15, and the fan blade clamping finger 16 is in transmission connection with the elastic air cylinder 18 so as to perform loosening or clamping action control on the fan blade through the elastic air cylinder 18.
Further, the fan blade clamping finger 16 is composed of a first clamping portion 19 and a second clamping portion 20 which are symmetrically arranged at two sides of the positioning needle 17, the first clamping portion 19 and the second clamping portion 20 are synchronously driven by the elastic cylinder 18, so that clamping or loosening actions are realized, flanges 21 extending inwards are arranged on the bottom side walls of the first clamping portion 19 and the second clamping portion 20, and the fan blade is supported by the bottom flanges 21 in a clamping state by the first clamping portion 19 and the second clamping portion 20, so that the fan blade is prevented from falling accidentally.
Further, the first tightening assembly 6 comprises a positioning block 22, a tightening cylinder 23 and a positioning pressure head 24, wherein the positioning block 22 is fixedly installed on the fixing frame 8, the tightening cylinder 23 is fixedly installed on the positioning block 22, the tightening cylinder 23 is provided with a transmission shaft, the positioning pressure head 24 is installed on the transmission shaft, and the positioning pressure head 24 stretches and contracts towards the motor base 1 under the driving of the tightening cylinder 23 so as to tightly or loosely press the motor 5 on the motor base 1.
Further, the second tightening assembly 7 comprises a mounting block 25 and a tightening block 26, one end of the mounting block 25 is fixedly mounted on the motor base 1 through a screw, the tightening block 26 is fixedly mounted on the other end of the mounting block 25 through a screw, the tightening block 26 is provided with a clamping groove 27 consistent with the shape and the size of the shell of the motor 5, and when the motor 5 is mounted on the motor base 1, the motor 5 is clamped in the clamping groove 27, so that the tightening block 26 clamps and positions the motor base 1.
Further, the jacking stress device 3 comprises a base 10 and a supporting component 11 arranged on the base 10, the supporting component 11 comprises a driving cylinder 28 and a push rod 29, the driving cylinder 28 is arranged on the base 10, the push rod 29 and a rotor shaft 12 of the motor 5 are coaxially arranged, the push rod 29 is telescopically arranged in a positioning hole 30 matched with the base 10, the push rod 29 is provided with a connecting hole 31 penetrating through the wall thickness of the push rod 29, two sides of the push rod 29 are respectively provided with a mutually symmetrical transmission block 32, a transmission rod 33 penetrating through the connecting hole 31 is arranged between the two transmission blocks 32, the transmission blocks 32 are in transmission connection with the driving cylinder 28, the transmission blocks 32 are lifted along the axial direction of the push rod 29 under the driving of the driving cylinder 28, and the transmission blocks 32 synchronously lift or push down the push rod 29 through the transmission rods 33 penetrating through the connecting hole 31, so that the jacking or retracting actions of the push rod 29 are realized.
Further, the base 10 is provided with guide blocks 34 located at two sides of the ejector rod 29, a guide groove is formed between the guide blocks 34 at two sides, a sliding block 35 is arranged in the guide groove, the sliding block 35 is in transmission connection with a telescopic cylinder 36 fixedly installed at one side of the base 10, so that the sliding block 35 can slide back and forth in the guide groove under the driving of the telescopic cylinder 36, a guide sleeve 39 sleeved at the outer side of the ejector rod 29 is arranged on the guide block 34, and positioning grooves 40 for clamping and positioning the transmission rod 33 in the descending state of the ejector rod 29 are formed at two sides of the guide sleeve 39.
Further, a first inclined surface 37 is arranged on the surface of the sliding block 35, a second inclined surface 38 matched with the first inclined surface 37 is arranged at the bottom of the ejector rod 29, the sliding block 35 slides to the ejector rod 29 under the driving of the telescopic cylinder 36 when the ejector rod 29 ascends to the highest point, the sliding block 35 abuts against the second inclined surface 38 of the ejector rod 29 through the first inclined surface 37, and after the sliding block 35 and the ejector rod 29 are in contact with each other, the sliding block 35 slides further to the axis of the ejector rod 29, so that the sliding block 35 further jacks up the ejector rod 29.
Further, the motor base 1 is provided with a through hole 41 matched with the ejector rod 29, and the ejector rod 29 is inserted into the through hole 41 in a lifting manner through the synchronous movement of the transmission block 32 and the sliding block 35, so that the top cover abuts against the bottom of the rotor shaft 12 of the motor 5.
When the press-fitting production is performed, first, the motor 5 is fixedly mounted on the motor base 1, the motor 5 is clamped in the clamping groove 27 of the tightening block 26, and the tightening block 26 is used for fixedly positioning the motor 5.
Then, the fan blade clamping fingers 16 are in a loose state under the action of the elastic air cylinder 18, when the fan blade is conveyed to the press-fitting device 2 through the feeding mechanism, the fan blade is conveyed to the lower portion of the press-fitting head 15, the fan blade moves upwards, the fan blade is clamped on the positioning needle 17 at the bottom of the press-fitting head 15 through the assembly hole in the middle of the fan blade, the fan blade is positioned by the positioning needle 17, after the fan blade and the positioning needle 17 are mutually assembled, the elastic air cylinder 18 drives the first clamping part 19 and the second clamping part 20 on the fan blade clamping fingers 16 to tighten, so that the fan blade clamping fingers 16 clamp the fan blade, and the filling of the fan blade on the press-fitting device 2 is completed.
Then, the jacking cylinder 23 on the first jacking component 6 is started, the positioning pressure head 24 is pushed to the motor 5 by the action of the transmission shaft, the motor 5 is jacked in the motor seat 1 by the action of the positioning pressure head 24 and the jacking block 26, then, the press-fitting cylinder 13 is started, the mounting plate 14 is pressed down towards the motor seat 1 by the transmission of the driving shaft, the press-fitting head 15 and the fan blade clamping fingers 16 provided with fan blades are synchronously pressed down towards the motor seat 1 along with the mounting plate 14, the fan blades are pressed onto the rotor shaft 12 of the motor 5 along with the descending of the press-fitting head 15, in the press-fitting process, as the positioning needle 17 and the rotor shaft 12 of the motor 5 are coaxially arranged, and the positioning needle 17 can realize the expansion and the contraction on the press-fitting head 15, when the positioning needle 17 is in butt joint with the rotor shaft 12 of the motor 5, the positioning needle 17 is pushed tightly by the rotor shaft 12 of the motor 5 along with the continuous downward pressing of the press-fitting head 15 and is contracted into the press-fitting head 15, so that the fan blade is separated from the positioning needle 17, and is clamped with the rotor shaft 12 of the motor 5 through the assembly hole, the press-fitting of the fan blade on the motor 5 is completed, after the fan blade is pressed on the motor 5, the elastic cylinder 18 is started again, the first clamping part 19 and the second clamping part 20 on the fan blade clamping finger 16 are used for loosening the fan blade, the press-fitting cylinder 13 is started, the mounting plate 14 is pulled back, and the press-fitting head 15 and the fan blade clamping finger 16 are lifted and reset together, so that the press-fitting process of the fan blade on the motor 5 is completed once.
Then, when the fan blade press-mounting assembly 9 performs fan blade press-mounting to the motor 5, the jacking force-bearing device 3 also synchronously starts to work, specifically, the driving cylinder 28 on the base 10 is started, the driving blocks 32 on two sides of the ejector rod 29 are jacked upwards through the transmission shaft, in the process of lifting the driving blocks 32, the driving rods 33 penetrating through the connecting holes 31 of the ejector rod 29 synchronously lift the ejector rod 29, the jacking action of the ejector rod 29 is realized, when the driving cylinder 28 jacks the driving blocks 32 to the maximum stroke, the telescopic cylinder 36 is started, the sliding block 35 in the guide block 34 slides to the ejector rod 29 along the guide groove, the sliding block 35 is in contact with the second inclined surface 38 at the bottom of the ejector rod 29 through the first inclined surface 37, at this time, the sliding block 35 continuously slides to the ejector rod 29 under the driving of the telescopic cylinder 36, so that the sliding block 35 further lifts the ejector rod 29 to the motor seat 1, the ejector rod 29 penetrates into the through hole 41 of the motor seat 1, and is jacked under the rotor shaft 12 of the motor 5, the stress point is provided for the rotor shaft 12 of the motor 5, and thus the pressure of the rotor shaft 12 of the motor 5 is effectively protected in the press-mounting process of the fan blade.
Finally, after the fan blade and the motor 5 are assembled, the telescopic cylinder 36 is started, the sliding block 35 slides in the direction away from the ejector rod 29, the ejector rod 29 descends from the motor base 1, along with the mutual separation of the sliding block 35 and the ejector rod 29, the driving cylinder 28 on the base 10 is started to drive the transmission blocks 32 on two sides of the ejector rod 29 to descend, the transmission blocks 32 press the ejector rod 29 along the axial direction through the transmission rod 33, and the ejector rod 29 descends into the positioning hole 30 of the base 10 from the descending direction, so that the lifting stress process of one-time assembly is completed.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, and those skilled in the art may make various changes and modifications within the scope of the technical solution of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical matters of the present invention are still within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a prevent motor fan blade equipment mechanism of pressure loss which characterized in that: the device comprises a motor seat, a press-fitting device and a jacking stress device, wherein the motor seat is fixedly arranged on a frame, a motor for installing a fan blade is detachably arranged on the motor seat, a first jacking component and a second jacking component for clamping and positioning the motor are respectively arranged on two sides of the motor seat, the press-fitting device comprises a fixing frame and a fan blade press-fitting component arranged on the fixing frame, the jacking stress device comprises a base and a supporting component which is arranged on the base in a lifting manner, the fan blade press-fitting component and the supporting component are respectively arranged on the upper side and the lower side of the motor seat, and the pressure center of the fan blade press-fitting component and the pressure point of the supporting component are positioned on the same axis, so that the fan blade press-fitting component can provide stress points for a rotor shaft of the motor through the supporting component when the fan blade is pressed-fitted on the motor; the supporting component comprises a driving cylinder and a push rod, the driving cylinder is arranged on the base, the push rod and a rotor shaft of the motor are coaxially arranged, the push rod is clamped in a positioning hole of the base in a lifting manner, the push rod is provided with a connecting hole, the connecting hole is in a strip shape extending along the axial direction of the push rod, two sides of the push rod are respectively provided with a lifting transmission block, transmission rods are arranged between the transmission blocks at two sides, the transmission rods penetrate through the connecting hole, and the transmission blocks are in transmission connection with the driving cylinder so that the transmission blocks drive the push rod to realize telescopic movement through the transmission rods; the utility model discloses a push rod, including the ejector pin, the both sides of ejector pin all are provided with the guide block, guide block fixed mounting in on the base, be provided with in the guide block and be used for lifting the slider of ejector pin, the slider with install in telescopic cylinder transmission on the base is connected, so that the slider is in reciprocating sliding in the guide block, the slider is provided with first inclined plane, the bottom of ejector pin be provided with first inclined plane matched with second inclined plane.
2. The pressure loss preventing motor fan blade assembly mechanism according to claim 1, wherein: the fan blade press-fitting assembly comprises a press-fitting cylinder, a mounting plate, a press-fitting head and a fan blade clamping finger, wherein the press-fitting cylinder is mounted at the top of the fixing frame and is in transmission connection with the mounting plate through a driving shaft, so that the mounting plate can be arranged on the fixing frame in a lifting manner, the press-fitting head is mounted at the bottom of the mounting plate, the press-fitting head is provided with a positioning needle for positioning the fan blade, the positioning needle and a rotor shaft of the motor are coaxially arranged, the fan blade clamping finger is arranged at the outer side of the positioning needle, one side of the press-fitting head is provided with an elastic cylinder, and the elastic cylinder is in transmission connection with the fan blade clamping finger so as to drive the fan blade clamping finger to realize opening or closing actions.
3. The pressure loss preventing motor fan blade assembly mechanism according to claim 2, wherein: the fan blade clamp finger comprises a first clamping part and a second clamping part, the first clamping part and the second clamping part are symmetrically arranged on two sides of the positioning needle, and flanges for supporting the fan blade are arranged at the bottoms of the first clamping part and the first clamping part.
4. The pressure loss preventing motor fan blade assembly mechanism according to claim 1, wherein: the first jacking assembly comprises a positioning block, a jacking cylinder and a positioning pressure head, the positioning block is mounted on the fixing frame, the jacking cylinder is mounted on the positioning block, and the positioning pressure head is mounted on a transmission shaft of the jacking cylinder, so that the positioning pressure head compresses or loosens the motor along with the telescopic movement of the transmission shaft under the driving of the jacking cylinder.
5. The pressure loss preventing motor fan blade assembly mechanism according to claim 1, wherein: the second jacking assembly comprises a mounting block and a jacking block, the mounting block is mounted on the motor base, the jacking block is mounted on the mounting block, the jacking block is provided with a clamping groove matched with the motor shell, and the motor is clamped in the clamping groove, so that the jacking block is used for fixing the motor on the motor base.
6. The pressure loss preventing motor fan blade assembly mechanism according to claim 1, wherein: the guide block is provided with a guide sleeve for preventing the ejector rod from rotating, the guide sleeve is sleeved on the outer side of the ejector rod, and positioning grooves matched with the transmission rods are formed in two sides of the guide sleeve, so that the transmission rods are clamped in the positioning grooves to realize positioning.
7. The pressure loss preventing motor fan blade assembly mechanism according to claim 1, wherein: the motor cabinet is provided with a through hole matched with the ejector rod, and the ejector rod is inserted into the through hole in a lifting manner so as to prop against the bottom of a rotor shaft of the motor.
8. The press-fitting method of the motor fan blade assembly mechanism for preventing pressure loss according to claim 1, wherein the press-fitting method comprises the following steps: the method comprises the following steps:
(1) The motor is installed, the motor is fixed on the motor seat, the motor is clamped in a clamping groove of the jacking block, and the jacking block is used for fixing the motor;
(2) The method comprises the steps of filling a fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle at the bottom of a press-fit head, clamping the fan blade on the press-fit head through the assembly hole and the positioning needle, and supporting the fan blade by a flange at the bottom under the action of an elastic air cylinder by a fan blade clamping finger;
(3) The motor is fixed, the jacking cylinder is started, the positioning pressure head is pushed to the motor to jack the motor under the action of the transmission shaft, and the motor is clamped and positioned by being matched with the jacking block;
(4) The method comprises the steps of press mounting a fan blade, starting a press mounting cylinder, pressing a press mounting head with the fan blade and a fan blade clamping finger to a rotor shaft of a motor, and loosening the fan blade by the fan blade clamping finger under the action of an elastic cylinder after the fan blade is pressed into the rotor shaft by the press mounting head, so that the press mounting process of the fan blade is completed;
(5) And (3) supporting a motor, when the step (4) is carried out, starting a driving cylinder on the base simultaneously, jacking up transmission blocks on two sides of the ejector rod through a transmission shaft, synchronously lifting the ejector rod through a transmission rod by the transmission blocks, and when the transmission blocks are jacked to the maximum stroke, driving a sliding block by the telescopic cylinder to slide towards the ejector rod to jack up the ejector rod further, so that the ejector rod is lifted towards a motor seat, and propping up the lower part of a rotor shaft of the motor through a through hole of the motor seat to provide a stress point for the rotor shaft, thereby realizing a jacking stress process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210087223.0A CN114473446B (en) | 2022-01-25 | 2022-01-25 | Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210087223.0A CN114473446B (en) | 2022-01-25 | 2022-01-25 | Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114473446A CN114473446A (en) | 2022-05-13 |
| CN114473446B true CN114473446B (en) | 2024-06-18 |
Family
ID=81474627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210087223.0A Active CN114473446B (en) | 2022-01-25 | 2022-01-25 | Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114473446B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984855A (en) * | 2023-09-08 | 2023-11-03 | 杭州合慧智能装备有限公司 | Device for shaft insertion of thin-walled rotor housings |
| CN117862845A (en) * | 2024-01-04 | 2024-04-12 | 山东硕源动力科技有限公司 | Centrifugal compressor impeller assembly device and assembly method thereof |
| CN118143622A (en) * | 2024-03-22 | 2024-06-07 | 福建理工大学 | A press-fitting device for vortex pump impeller |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227619A (en) * | 2014-09-11 | 2014-12-24 | 河南飞龙(芜湖)汽车零部件有限公司 | Impeller pressing fixture |
| CN211840879U (en) * | 2020-01-18 | 2020-11-03 | 湖南辉双节能科技有限公司 | Assembling device for water pump blades |
| CN217316794U (en) * | 2022-01-25 | 2022-08-30 | 东莞市力辉马达有限公司 | Motor fan blade equipment mechanism of loss of pressure prevention |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625693A (en) * | 2014-12-31 | 2015-05-20 | 天津市松正电动汽车技术股份有限公司 | Fan pressure welding device |
| KR101811557B1 (en) * | 2017-08-16 | 2017-12-20 | 이기운 | Apparatus for assembling air blower fan rotor |
| CN210703473U (en) * | 2019-10-12 | 2020-06-09 | 武汉至驱动力科技有限责任公司 | Impeller press-fitting device with prepressing and positioning functions |
| CN214161998U (en) * | 2020-10-12 | 2021-09-10 | 上海马陆日用友捷汽车电气有限公司 | Air pump impeller assembly quality |
| CN213998480U (en) * | 2020-12-24 | 2021-08-20 | 柳州日高汽车水泵有限责任公司 | A self-adjustable high-load self-locking press-fit support mechanism |
-
2022
- 2022-01-25 CN CN202210087223.0A patent/CN114473446B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227619A (en) * | 2014-09-11 | 2014-12-24 | 河南飞龙(芜湖)汽车零部件有限公司 | Impeller pressing fixture |
| CN211840879U (en) * | 2020-01-18 | 2020-11-03 | 湖南辉双节能科技有限公司 | Assembling device for water pump blades |
| CN217316794U (en) * | 2022-01-25 | 2022-08-30 | 东莞市力辉马达有限公司 | Motor fan blade equipment mechanism of loss of pressure prevention |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114473446A (en) | 2022-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114473446B (en) | Motor fan blade assembling mechanism capable of preventing pressure loss and press mounting method thereof | |
| CN112436694B (en) | Automatic assembly device for motor carbon brush holder | |
| CN112775642B (en) | Automatic feeding device and automatic equipment for press mounting of piston pin clamp spring | |
| CN217316794U (en) | Motor fan blade equipment mechanism of loss of pressure prevention | |
| CN118875342A (en) | Boring die mechanism, boring method | |
| CN216794809U (en) | Medium-sized motor assembling machine | |
| CN115365800B (en) | Automatic torsional spring mounting equipment | |
| CN217307487U (en) | Jacking and stressing mechanism | |
| CN216066297U (en) | Heavy load jacking positioning mechanism | |
| CN111496495B (en) | Magnetic steel conveying device for assembling iron core of direct current motor and magnetic steel feeding method | |
| KR102030975B1 (en) | tire assembling apparatus | |
| CN219293222U (en) | Fan assembling device | |
| CN220761613U (en) | Copper nail riveting set | |
| CN223321931U (en) | Stator shaping components | |
| CN220093660U (en) | Press mounting mechanism | |
| CN220970480U (en) | Piston part processing punching machine | |
| CN121245368B (en) | Welding device with positioning function for water nozzle support | |
| CN221057810U (en) | Crimping mechanism of communication connector | |
| CN221493979U (en) | Precision spare and accessory part demolding stamping equipment | |
| CN216990703U (en) | Lifting system | |
| CN222059601U (en) | Hydraulic clamp structure | |
| CN221134790U (en) | Automatic assembling equipment for crank case | |
| CN220234433U (en) | A kind of stator and rotor assembly equipment | |
| CN218696306U (en) | Centering structure device capable of realizing precision machining of pump body | |
| CN220740297U (en) | Multi-station hydraulic machining device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |