CN114473446A - Motor fan blade assembling mechanism capable of preventing pressure loss and press-fitting method thereof - Google Patents
Motor fan blade assembling mechanism capable of preventing pressure loss and press-fitting method thereof Download PDFInfo
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- CN114473446A CN114473446A CN202210087223.0A CN202210087223A CN114473446A CN 114473446 A CN114473446 A CN 114473446A CN 202210087223 A CN202210087223 A CN 202210087223A CN 114473446 A CN114473446 A CN 114473446A
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- 230000002265 prevention Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 77
- 238000009434 installation Methods 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 4
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- 238000010586 diagram Methods 0.000 description 2
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- 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
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- 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
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Abstract
The invention relates to a pressure loss prevention motor fan blade assembly mechanism and a pressure mounting method thereof; the device comprises a motor, a first jacking assembly and a second jacking assembly which are used for clamping and positioning the motor are respectively arranged on two sides of a motor base, a press-mounting device comprises a fixing frame and a fan blade press-mounting assembly, a 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 base, 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: the jacking stress device is arranged at the bottom of the motor base, stress points are provided for the motor rotor shaft through the jacking stress device, pressure of the rotor in the press mounting process is reduced, the pressure loss phenomenon in the press mounting process is effectively avoided, the positioning needle used for positioning the fan blade is arranged on the press mounting device, the fan blade can be accurately pressed onto the motor rotor, the assembling precision is improved, the product reject ratio and the production cost are reduced, and the production and the use are convenient.
Description
Technical Field
The invention relates to a fan blade assembling mechanism, in particular to a pressure loss prevention motor fan blade assembling mechanism and a press-fitting method thereof.
Background
For motors on some electric tools, fan blades are usually installed on rotors of the motors, so that the motors can dissipate heat and cool through the fan blades when working, in an assembly process of the fan blades, a working procedure of installing the fan blades is generally completed by arranging corresponding press-mounting equipment, the motors are fixed by adopting a clamp below the press-mounting equipment, and then the fan blades are pressed into the rotors of the motors by the press-mounting equipment.
Disclosure of Invention
In order to solve the above problems, the present invention aims to provide a fan blade assembly mechanism, and in particular to a press-fitting loss prevention motor fan blade assembly mechanism and a press-fitting method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that: an anti-pressure loss motor blade assembly mechanism comprises a motor base, a press-fitting device and a jacking stress device, the motor base is fixedly arranged on the frame, the motor base is detachably provided with a motor to be provided with fan blades, a first jacking component and a second jacking component for clamping and positioning the motor are respectively arranged on two sides of the motor base, the press-fitting device comprises a fixed frame and a fan blade press-fitting assembly arranged on the fixed frame, the jacking stress device comprises a base and a supporting assembly arranged on the base in a lifting manner, the fan blade press-mounting component and the supporting component are respectively arranged at the upper side and the lower side of the motor base, the pressure center of the fan blade press-fitting assembly and the pressure point of the supporting assembly are located on the same axis, so that the fan blade press-fitting assembly can provide a stress point for a rotor shaft of the motor through the supporting assembly when the motor presses the fan blades.
Preferably, fan blade pressure equipment subassembly includes pressure equipment cylinder, mounting panel, pressure equipment head and fan blade clamp and indicates, the pressure equipment cylinder install in the top of mount, the pressure equipment cylinder pass through the drive shaft with the mounting panel transmission is connected, so that the mounting panel set up with liftable in on the mount, the pressure equipment head install in the bottom of mounting panel, the pressure equipment head is provided with the pilot pin that is used for fixing a position the fan blade, the pilot pin with the coaxial setting of rotor shaft of motor, the fan blade clamp indicate set up in the outside of pilot pin.
Preferably, one side of the press-fitting head is provided with a tightening cylinder, and the tightening 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 portion and a second clamping portion, the first clamping portion and the second clamping portion 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 portion and the first clamping portion.
Preferably, the first jacking component comprises a positioning block, a jacking cylinder and a positioning pressure head, the positioning block is installed on the fixing frame, the jacking cylinder is installed on the positioning block, the positioning pressure head is installed on a transmission shaft of the jacking cylinder, and the positioning pressure head is driven by the jacking cylinder to compress or loosen the motor along with the telescopic motion of the transmission shaft.
Preferably, the second puller component comprises an installation block and a puller block, the installation block is installed on the motor base, the puller block is installed on the installation block, the puller block is provided with a clamping groove matched with the motor shell, and the motor is clamped in the clamping groove, so that the puller block is fixed on the motor base.
Preferably, the supporting component is including driving actuating cylinder and ejector pin, drive actuating cylinder install in on the base, the ejector pin with the coaxial setting of rotor shaft of motor, the ejector pin is located with the card of liftable in the locating hole of base, the ejector pin is provided with the joining hole, the both sides of ejector pin all are provided with the transmission piece of liftable, both sides be provided with the transfer line between the transmission piece, the transfer line wears to locate in the joining hole, the transmission piece with drive actuating cylinder transmission connection, so that the transmission piece passes through the transfer line and drives the ejector pin realizes concertina movement.
Preferably, both sides of the ejector rod are provided with guide blocks, the guide blocks are fixedly mounted on the base, a sliding block used for lifting the ejector rod is arranged in each guide block, the sliding block is in transmission connection with a telescopic cylinder mounted on the base so as to enable the sliding block to slide in the guide blocks in a reciprocating mode, the sliding block is provided with a first inclined surface, and the bottom of the ejector rod is provided with a second inclined surface matched with the first inclined surface.
Preferably, the guide block is provided with a guide sleeve for preventing the ejector rod from rotating, the guide sleeve is sleeved outside the ejector rod, and both sides of the guide sleeve are provided with positioning grooves matched with the transmission rod, so that the transmission rod is 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 abut against the bottom of the rotor shaft of the motor.
A press-fitting method of a motor fan blade assembling mechanism for preventing pressure loss comprises the following steps:
(1) the motor is installed, the motor is fixed on the motor base, and is clamped in the clamping groove of the jacking block and fixed by the jacking block;
(2) loading the fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle at the bottom of a press-mounting head, clamping the fan blade on the press-mounting 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 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 tightly under the action of the transmission shaft, and the motor is clamped and positioned by matching with the jacking block;
(4) the method comprises the following steps that (1) fan blade press mounting is carried out, a press mounting air cylinder is started, a press mounting head with a fan blade and a fan blade clamping finger are pressed onto a rotor shaft of a motor, and after the fan blade is pressed into the rotor shaft by the press mounting head, the fan blade clamping finger loosens the fan blade under the action of an elastic air cylinder to complete a press mounting process of the fan blade;
(5) the motor supports, when step (4) goes on, drive actuating cylinder on the base and start simultaneously, through the transmission shaft with the transmission piece jack-up that makes progress of ejector pin both sides, the transmission piece lifts up the ejector pin in step through the transfer line, when transmission piece jack-up to the maximum stroke, telescopic cylinder drive slider slides to ejector pin department, further jack-up with the ejector pin, make the ejector pin rise to motor cabinet department, and the through-hole of wearing to locate the motor cabinet supports in the rotor shaft below of motor, provide the stress point for the rotor shaft, realize jacking atress technology.
The beneficial effects of the invention are as follows: the invention aims to provide a pressure loss prevention motor fan blade assembling mechanism and a pressure mounting method thereof.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the motor base of 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 a jacking force-receiving device of the present invention.
Fig. 5 is a schematic structural diagram of the fan blade press-fitting assembly of the present invention.
Fig. 6 is a schematic structural view of a blade clamping finger of the present invention.
FIG. 7 is a schematic structural view of the support assembly of the present invention in a raised state.
Fig. 8 is a schematic structural view of the carrier rod of the present invention.
FIG. 9 is a schematic view of the structure of the slide block and the push rod of the present invention.
Reference is made to the accompanying drawings in which:
1-a motor base; 2, a press mounting device; 3-jacking a stress device; 4-a frame; 5, a motor; 6-a first tightening assembly; 7-a second jacking assembly; 8, fixing a frame; 9-a fan blade press-fitting assembly; 10-a base; 11-a support assembly; 12-a rotor shaft; 13-pressing a cylinder; 14-a mounting plate; 15-press-fitting head; 16-a fan blade clamping finger; 17-a positioning pin; 18-a take-up cylinder; 19-a first clamping portion; 20-a second clamping portion; 21-a flange; 22-a positioning block; 23-jacking the cylinder; 24-positioning the pressure head; 25-a mounting block; 26-a jacking block; 27-a card slot; 28-a driving cylinder; 29-a mandril; 30-positioning holes; 31-an engagement hole; 32-a transmission block; 33-a transmission rod; 34-a guide block; 35-a slide block; 36-a telescopic cylinder; 37-a first inclined surface; 38-a second inclined surface; 39-guide sleeve; 40-positioning grooves; 41-through hole.
Detailed Description
In the following description, any concept relating to the directionality or orientation of up, down, left, right, front and rear is given with respect to the position shown in the drawings being described, and thus should not be construed as particularly limiting the technical solution provided by the present invention.
The following detailed description of embodiments of the invention refers to the accompanying drawings:
as shown in fig. 1-9, a pressure loss prevention motor blade assembly mechanism includes a motor base 1, a press-mounting device 2, and a jacking force-receiving device 3, wherein the motor base 1 is fixedly mounted on a frame 4, the motor base 1 is detachably provided with a motor 5 to be blade-mounted, two sides of the motor base 1 are respectively provided with a first jacking component 6 and a second jacking component 7 for clamping and positioning the motor 5, the press-mounting device 2 includes a fixing frame 8 and a blade press-mounting component 9 mounted on the fixing frame 8, the jacking force-receiving device 3 includes a base 10 and a supporting component 11 arranged on the base 10 in a liftable manner, the blade press-mounting component 9 and the supporting component 11 are respectively arranged on the upper side and the lower side of the motor base 1, a pressure center of the blade press-mounting component 9 and a pressure point of the supporting component 11 are located on the same axis, when the fan blade press-fitting component 9 presses the fan blade for the motor 5, a stress point can be provided for the rotor shaft 12 of the motor 5 through the supporting component 11.
Preferably, the fan blade press-fitting assembly 9 includes a press-fitting cylinder 13, a mounting plate 14, a press-fitting head 15 and a fan blade clamping finger 16, the press-fitting cylinder 13 is mounted at the top of the fixing frame 8, the press-fitting 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 a fan blade, the positioning needle 17 is coaxial with a rotor shaft 12 of the motor 5, and the fan blade clamping finger 16 is arranged at the outer side of the positioning needle 17.
Preferably, a tightening cylinder 18 is arranged on one side of the press-fitting head 15, and the tightening cylinder 18 is in transmission connection with the fan blade clamping finger 16 to drive the fan blade clamping finger 16 to realize opening or closing.
Preferably, the fan 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 pin 17, and flanges 21 for supporting the fan blade are disposed at 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 pressure head 24, the positioning block 22 is mounted on the fixing frame 8, the tightening cylinder 23 is mounted on the positioning block 22, and the positioning pressure head 24 is mounted on a transmission shaft of the tightening cylinder 23, so that the positioning pressure head 24 is driven by the tightening cylinder 23 to compress or release the motor 5 along with the telescopic movement of the transmission shaft.
Preferably, the second tightening component 7 comprises an installation block 25 and a tightening block 26, the installation block 25 is installed on the motor base 1, the tightening block 26 is installed on the installation block 25, the tightening block 26 is provided with a clamping groove 27 matched with a shell 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 includes a driving cylinder 28 and a push rod 29, the driving cylinder 28 is installed on the base 10, the push rod 29 is coaxially arranged with a rotor shaft of the motor 5, the push rod 29 is clamped in the positioning hole 30 of the base 10 in a liftable manner, the push rod 29 is provided with a connecting hole 31, both sides of the push rod 29 are provided with liftable driving blocks 32, both sides of the driving blocks 32 are provided with driving rods 33, the driving rods 33 penetrate through the connecting hole 31, and the driving blocks 32 are in transmission connection with the driving cylinder 28, so that the driving blocks 32 drive the push rod 29 through the driving rods 33 to realize telescopic motion.
Preferably, guide blocks 34 are arranged on both sides of the top bar 29, the guide blocks 34 are fixedly mounted on the base 10, a slide block 35 for lifting the top bar 29 is arranged in the guide blocks 34, the slide block 35 is in transmission connection with a telescopic cylinder 36 mounted on the base 10, so that the slide block 35 slides in the guide blocks 34 in a reciprocating manner, the slide block 35 is provided with a first inclined surface 37, and the bottom of the top bar 29 is provided with a second inclined surface 38 matched with the first inclined surface 37.
Preferably, the guide block 34 is provided with a guide sleeve 39 for preventing the rotation of the ejector rod 29, the guide sleeve 39 is sleeved outside the ejector rod 29, and both sides of the guide sleeve 39 are provided with positioning grooves 40 matched with the transmission rod 33, 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 abut 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 the clamping groove 27 of the puller block 26 and is fixed by the puller block 26;
(2) loading the fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle 17 at the bottom of a press-mounting head 15, clamping the fan blade on the press-mounting 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 by 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 matching with the jacking block 26;
(4) a fan blade press-fitting step, in which a press-fitting cylinder 13 is started to press a press-fitting head 15 with a fan blade and a fan blade clamping finger 16 onto a rotor shaft 12 of the motor 5, and after the fan blade is pressed into the rotor shaft 12 by the press-fitting head 15, the fan blade clamping finger 16 releases the fan blade under the action of an elastic cylinder 18 to complete the press-fitting process of the fan blade;
(5) the motor is supported, when the step (4) is carried out, the driving cylinders 28 on the base 10 are started simultaneously, the transmission blocks 32 on two sides of the ejector rod 29 are jacked upwards through the transmission shaft, the transmission blocks 32 lift the ejector rod 29 synchronously through the transmission rod 33, when the transmission blocks 32 are jacked to the maximum stroke, the telescopic cylinders 36 drive the sliding blocks 35 to slide towards the ejector rod 29, the ejector rod 29 is jacked further, the ejector rod 29 rises towards the motor base 1, and the through hole penetrating through the motor base 1 is abutted to the lower side of the rotor shaft 12 of the motor 5, so that a stress point is provided for the rotor shaft 12, and the jacking stress process is realized.
The invention relates to a pressure loss prevention motor fan blade assembling mechanism which comprises a motor base 1 fixedly arranged on a frame 4, wherein the frame 4 in the attached drawing is shown schematically, a motor 5 is 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 5, a press-fitting device 2 is arranged above the motor base 1, and a jacking stress device 3 is arranged below the motor base 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 cylinder 13, a mounting plate 14, a press-fitting head 15 and a fan blade clamping finger 16, the press-fitting cylinder 13 is fixedly mounted on the top plate, the press-fitting cylinder 13 is in transmission connection with the mounting plate 14 arranged below the top plate through a driving shaft of the press-fitting cylinder 13, the press-fitting head 15 is mounted at the bottom of the mounting plate 14, a positioning needle 17 used 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 the rotor of the motor 5, the fan blade clamping finger 16 is arranged on 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 cylinder 18 is arranged on one side of the press-fitting head 15, and the fan blade clamping finger 16 is in transmission connection with the elastic cylinder 18 so as to control the loosening or clamping action of the fan blade clamping finger through the elastic 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 on two sides of the positioning needle 17, the first clamping portion 19 and the second clamping portion 20 are synchronously driven by the elastic air cylinder 18, so that clamping or loosening is achieved, and flanges 21 extending inwards are arranged on the side walls of the bottoms of the first clamping portion 19 and the second clamping portion 20, so that the fan blade is supported by the bottom flanges 21 in a clamping state of the first clamping portion 19 and the second clamping portion 20, and the fan blade is prevented from accidentally falling.
Further, first tight subassembly 6 in top includes locating piece 22, the tight cylinder 23 in top and location pressure head 24, wherein, locating piece 22 fixed mounting is on mount 8, the tight cylinder 23 fixed mounting in top is on this locating piece 22, the tight cylinder 23 in top is provided with the transmission shaft, location pressure head 24 is installed on the transmission shaft, location pressure head 24 realizes stretching out and drawing back to the direction of motor cabinet 1 under the drive of the tight cylinder 23 in top to carry out the action of pushing up or unclamping with motor 5 on the motor cabinet 1.
Further, the second jacking component 7 comprises an installation block 25 and a jacking block 26, wherein one end of the installation block 25 is fixedly installed on the motor base 1 through a screw, the jacking block 26 is fixedly locked at the other end of the installation block 25 through a screw, the jacking 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 installed on the motor base 1, the motor 5 is clamped in the clamping groove 27 so that the jacking block 26 can clamp and position the motor base 1.
Furthermore, 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 is coaxially arranged with the rotor shaft 12 of the motor 5, the push rod 29 is telescopically arranged in a positioning hole 30 matched with the base 10, the carrier rod 29 is provided with an engaging hole 31 penetrating the wall thickness thereof, both sides of the carrier rod 29 are provided with driving blocks 32 symmetrical to each other, a transmission rod 33 which is arranged in the joint hole 31 in a penetrating way is arranged between the two transmission blocks 32, the transmission blocks 32 are in transmission connection with the driving air cylinder 28, the driving cylinder 28 is driven to lift the transmission block 32 along the axial direction of the push rod 29, so that the transmission block 32 synchronously lifts or presses the push rod 29 through the transmission rod 33 arranged on the connecting hole 31, and the push rod 29 is pushed or retracted.
Furthermore, the base 10 is provided with guide blocks 34 located at two sides of the ejector rod 29, a guide chute is formed between the guide blocks 34 at two sides, a slide block 35 is arranged in the guide chute, the slide block 35 is in transmission connection with a telescopic cylinder 36 fixedly installed at one side of the base 10 so as to enable the slide block 35 to slide in the guide chute in a reciprocating manner under the driving of the telescopic cylinder 36, the guide block 34 is provided with a guide sleeve 39 sleeved outside the ejector rod 29, and two sides of the guide sleeve 39 are provided with positioning grooves 40 used for clamping and positioning the transmission rod 33 when the ejector rod 29 is in a descending state.
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 push rod 29, the sliding block 35 slides towards the push rod 29 under the driving of the telescopic cylinder 36 when the push rod 29 rises to the highest point, so that the sliding block 35 is abutted against the second inclined surface 38 of the push rod 29 through the first inclined surface 37, and after the sliding block 35 and the push rod 29 are contacted with each other, the sliding block 35 further slides towards the axis of the push rod 29, so that the push rod 29 is further pushed upwards by the sliding block 35.
Further, the motor base 1 is provided with a through hole 41 matched with the push rod 29, and the push rod 29 is inserted into the through hole 41 in a lifting manner through the synchronous motion of the transmission block 32 and the sliding block 35, so that the top cover is abutted against the bottom of the rotor shaft 12 of the motor 5.
When performing press-fitting production, firstly, the motor 5 is fixedly mounted on the motor base 1, so that the motor 5 is clamped in the clamping groove 27 of the puller block 26, and is fixedly positioned by the puller block 26.
Then, the blade clamping fingers 16 are in a loosened state under the action of the elastic cylinder 18, when the blades are conveyed to the press-fitting device 2 through the feeding mechanism, the blades are conveyed to the lower part of the press-fitting head 15, the blades move upwards to be clamped on the positioning needles 17 at the bottom of the press-fitting head 15 through the assembling holes in the middle of the blades, the blades are positioned by the positioning needles 17, and after the blades and the positioning needles 17 are assembled with each other, the elastic cylinder 18 drives the first clamping parts 19 and the second clamping parts 20 on the blade clamping fingers 16 to be tightened, so that the blade clamping fingers 16 clamp the blades, and the loading of the blades on the press-fitting device 2 is completed.
Then, the jacking cylinder 23 on the first jacking assembly 6 is started, the positioning pressure head 24 is pushed to the motor 5 under the action of the transmission shaft, the motor 5 is jacked in the motor base 1 under 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 base 1 under the transmission of the driving shaft, so that the press-fitting head 15 with the fan blades and the fan blade clamping fingers 16 synchronously press down towards the motor base 1 along with the mounting plate 14, the fan blades are pressed into 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 extension and retraction on the press-fitting head 15, when the positioning needle 17 is butted with the rotor shaft 12 of the motor 5, the positioning needle 17 is jacked and retracted into the press-fitting head 15 along with the continuous pressing down of the press-fitting head 15, the fan blade is pulled out from the positioning needle 17 and is clamped with the rotor shaft 12 of the motor 5 through the assembling hole at the same time, the press mounting 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 loosened for the fan blade, the press mounting cylinder 13 is started, the mounting plate 14 is pulled back, and the press mounting head 15 and the fan blade clamping finger 16 are lifted and reset together, so that the press mounting process of the fan blade on the motor 5 is completed.
Then, when the fan blade press-fitting component 9 carries out fan blade press-fitting on the motor 5, the jacking stress device 3 also starts to work synchronously, specifically, the driving cylinder 28 on the base 10 is started, the transmission blocks 32 on two sides of the ejector rod 29 are jacked upwards through the transmission shaft, the transmission blocks 32 lift the ejector rod 29 synchronously through the transmission rods 33 penetrating through the connecting holes 31 of the ejector rod 29 in the lifting process, so as to realize the jacking action of the ejector rod 29, when the driving cylinder 28 jacks the transmission blocks 32 to the maximum stroke, the telescopic cylinder 36 is started, so that the slide block 35 located in the guide block 34 slides to the ejector rod 29 along the guide groove, the slide block 35 is in matched 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 slide block 35 continues to slide to the ejector rod 29 under the driving of the telescopic cylinder 36, so that the slide block 35 further lifts the ejector rod 29 to the motor base 1, the ejector rod 29 penetrates through the through hole 41 of the motor base 1 and is ejected below the rotor shaft 12 of the motor 5 to provide a stress point for the rotor shaft 12 of the motor 5, so that the pressure applied to the rotor shaft 12 of the motor 5 in the fan blade press-fitting process is reduced, and a product is effectively protected.
Finally, after the fan blade and the motor 5 are assembled, the telescopic cylinder 36 is started to slide the sliding block 35 in a direction away from the ejector rod 29, the ejector rod 29 descends from the motor base 1, 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 along with the mutual separation of the sliding block 35 and the ejector rod 29, and the transmission blocks 32 press down the ejector rod 29 along the axial direction of the ejector rod through the transmission rods 33 to enable the ejector rod 29 to descend into the positioning hole 30 of the base 10 from below, so that the jacking stress process of one-time assembly is completed.
The above description is only a preferred embodiment of the present invention, and does not limit the technical scope of the present invention, and those skilled in the art can make modifications and variations according to the teaching of the present invention, and all modifications, equivalents and modifications made to the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.
Claims (10)
1. The utility model provides a motor fan blade equipment mechanism of loss of pressure prevention which characterized in that: comprises a motor base, a press-mounting device and a jacking stress device, wherein the motor base is fixedly arranged on a frame, the motor base is detachably provided with a motor to be provided with fan blades, the two sides of the motor base are respectively provided with a first tightening component and a second tightening component which are used for clamping and positioning the motor, the press-fitting device comprises a fixed frame and a fan blade press-fitting assembly arranged on the fixed frame, the jacking stress device comprises a base and a supporting assembly arranged on the base in a lifting manner, the fan blade press-mounting component and the supporting component are respectively arranged on the upper side and the lower side of the motor base, the pressure center of the fan blade press-fitting assembly and the pressure point of the supporting assembly are located on the same axis, so that the fan blade press-fitting assembly can provide a stress point for a rotor shaft of the motor through the supporting assembly when the motor presses the fan blades.
2. The pressure loss prevention motor fan blade assembling mechanism of claim 1, wherein: the fan blade pressure equipment subassembly includes pressure equipment cylinder, mounting panel, pressure equipment head and fan blade clamp and indicates, the pressure equipment cylinder install in the top of mount, the pressure equipment cylinder pass through the drive shaft with the mounting panel transmission is connected, so that the mounting panel set up with liftable in on the mount, the pressure equipment head install in the bottom of mounting panel, the pressure equipment head is provided with the pilot pin that is used for fixing a position the fan blade, the pilot pin with the coaxial setting of rotor shaft of motor, the fan blade clamp indicate set up in the outside of pilot pin, one side of pressure equipment head is provided with the elasticity cylinder, the elasticity cylinder with the fan blade clamp indicates the transmission to be connected, in order to order about the fan blade clamp indicates to realize opening or closed action.
3. The pressure loss prevention motor fan blade assembling mechanism of claim 2, wherein: the fan blade clamping finger comprises a first clamping portion and a second clamping portion, the first clamping portion and the second clamping portion are symmetrically arranged on two sides of the positioning needle, and flanges used for bearing fan blades are arranged at the bottoms of the first clamping portion and the first clamping portion.
4. The pressure loss prevention motor fan blade assembling mechanism of claim 1, wherein: the first jacking assembly comprises a positioning block, a jacking cylinder and a positioning pressure head, the positioning block is installed on the fixing frame, the jacking cylinder is installed on the positioning block, the positioning pressure head is installed on a transmission shaft of the jacking cylinder, and the positioning pressure head is driven by the jacking cylinder to move along with the transmission shaft in a telescopic mode and is pressed or loosened by the motor.
5. The pressure loss prevention motor fan blade assembling mechanism of claim 1, wherein: the second puller component comprises an installation block and a puller block, the installation block is installed on the motor base, the puller block is installed on the installation block, the puller block is provided with a clamping groove matched with the motor shell, and the motor is clamped in the clamping groove, so that the puller block is fixed on the motor base.
6. The pressure loss prevention motor fan blade assembling mechanism of claim 1, wherein: the supporting component comprises a driving cylinder and an ejector rod, the driving cylinder is installed on the base, the ejector rod and a rotor shaft of the motor are coaxially arranged, the ejector rod is clamped in the positioning hole of the base in a liftable mode and is provided with a joint hole, liftable transmission blocks are arranged on two sides of the ejector rod, transmission rods are arranged on two sides of the transmission blocks, the transmission rods penetrate through the joint hole, and the transmission blocks are in transmission connection with the driving cylinder so that the transmission blocks can drive the ejector rod to achieve telescopic motion through the transmission rods.
7. The pressure loss prevention motor fan blade assembling mechanism of claim 6, wherein: the guide block is fixedly arranged on the base, a sliding block used for lifting the ejector rod is arranged in the guide block, the sliding block is in transmission connection with a telescopic cylinder arranged on the base so as to enable the sliding block to slide in the guide block in a reciprocating mode, the sliding block is provided with a first inclined plane, and a second inclined plane matched with the first inclined plane is arranged at the bottom of the ejector rod.
8. The pressure loss prevention motor fan blade assembling mechanism of claim 7, wherein: the guide block is provided with a guide sleeve for preventing the ejector rod from rotating, the guide sleeve is sleeved outside the ejector rod, and positioning grooves matched with the transmission rod are formed in the two sides of the guide sleeve, so that the transmission rod is clamped in the positioning grooves to achieve positioning.
9. The pressure loss prevention motor fan blade assembling mechanism of claim 7, wherein: 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 mode so as to abut against the bottom of a rotor shaft of the motor.
10. The press-fitting method for the pressure loss prevention motor fan blade assembling mechanism according to claim 1, is characterized in that: the method comprises the following steps:
(1) the motor is installed, the motor is fixed on the motor base, and is clamped in the clamping groove of the jacking block and fixed by the jacking block;
(2) loading the fan blade, aligning an assembly hole in the middle of the fan blade with a positioning needle at the bottom of a press-mounting head, clamping the fan blade on the press-mounting 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 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 tightly under the action of the transmission shaft, and the motor is clamped and positioned by matching with the jacking block;
(4) the method comprises the following steps that (1) fan blade press mounting is carried out, a press mounting air cylinder is started, a press mounting head with a fan blade and a fan blade clamping finger are pressed onto a rotor shaft of a motor, and after the fan blade is pressed into the rotor shaft by the press mounting head, the fan blade clamping finger loosens the fan blade under the action of an elastic air cylinder to complete a press mounting process of the fan blade;
(5) the motor supports, when step (4) goes on, drive actuating cylinder on the base and start simultaneously, through the transmission shaft with the transmission piece jack-up that makes progress of ejector pin both sides, the transmission piece lifts up the ejector pin in step through the transfer line, when transmission piece jack-up to the maximum stroke, telescopic cylinder drive slider slides to ejector pin department, further jack-up with the ejector pin, make the ejector pin rise to motor cabinet department, and the through-hole of wearing to locate the motor cabinet supports in the rotor shaft below of motor, provide the stress point for the rotor shaft, realize jacking atress technology.
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| 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 |
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| 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 |
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| CN114473446A true CN114473446A (en) | 2022-05-13 |
| CN114473446B CN114473446B (en) | 2024-06-18 |
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| 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 |
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| 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 |
| 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 |
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Patent Citations (8)
| 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 |
| 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 |
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| 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 |
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| CN114473446B (en) | 2024-06-18 |
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