CN114759748A - Assembly method of motor permanent magnet - Google Patents

Abstract

The invention discloses an assembly method of a permanent magnet of a motor, and aims to provide an assembly of the permanent magnet of a motor, which makes the glue dispensing and assembly process of the magnet block efficient and has a high qualification rate, improves the yield of production, and reduces the production cost. The method includes a tooling frame, the tooling frame is provided with a magnetic block assembling device, a housing placement station and a glue dispensing device, and the magnetic block assembling device includes a first push rod, a first motor and a plurality of rotationally symmetrical upper material block, the outer wall of the feeding block is used to connect the magnetic block; the first push rod is connected to the tooling frame, and the output end of the first push rod is connected to the bracket; the first motor is connected to the feeding material through the transmission mechanism The blocks are connected, and one end of the feeding block is hinged, and the first motor drives the feeding block to rotate with the hinge as the center to unfold or fold; the invention relates to the technical field of motors.

Description

A method of assembling a permanent magnet of a motor

technical field

The invention relates to the technical field of motors, and more specifically to a method for assembling permanent magnets of motors.

Background technique

At present, when assembling the magnet block of the embedded permanent magnet motor, a non-magnetic push rod is generally used to hold the magnet block, and the other end of the push rod is hit with a hammer to push the magnet block in place. This assembly method is not only inefficient, but also difficult to ensure product performance. Because the material of the magnetic block is brittle, frequent knocking will cause the magnetic block to be damaged, and the damaged magnetic block is not easy to be replaced, which will cause the magnetic force of the magnetic block to be lost, affecting the performance of the product, resulting in unnecessary loss.

In addition, glue usually needs to be brushed between the magnet blocks. The existing processing process is that after the magnet blocks are connected to the housing, glue is finally dispensed in the gap between the adjacent magnet blocks. The gap reserved for the motor magnet blocks is usually It is small and the processing flow is unreasonable. It is very inconvenient to dispense glue after the magnetic block is assembled, and there is a problem of poor dispensing effect.

SUMMARY OF THE INVENTION

Aiming at the deficiencies and defects of the prior art, a method for assembling permanent magnets of a motor machine is provided, which makes the glue dispensing and assembling process of the magnet block efficient and has a high qualification rate, improves the production yield, and reduces the production cost.

In order to achieve the above purpose, the present invention provides the following technical solutions: a method for assembling a permanent magnet of a motor, comprising a tooling frame, and the tooling frame is provided with a magnetic block assembling device, a housing placement station and a glue dispensing device, and the magnet The block assembling device includes a first push rod, a first motor and several rotationally symmetrical feeding blocks, the outer wall of the feeding block is used to connect the magnetic blocks; the first push rod is connected to the tooling frame, and the first push rod The output end of the rod is connected with the bracket;

The first motor is connected with the feeding block through a transmission mechanism, and one end of the feeding block is hinged, and the first motor drives the feeding block to rotate with the hinge as the center through the transmission mechanism to unfold or fold;

SS01. When feeding, the first motor drives the feeding block to be in a folded state through the transmission mechanism, and the magnetic block is placed on the outer wall of the feeding block. Block side walls are opposite;

SS02. When dispensing glue, the first motor drives the feeding block to be in the unfolded state through the transmission mechanism, and the unfolded feeding block staggers the relative side walls of the adjacent magnetic blocks and exposes one of the side walls. The glue dispensing device dispenses glue to the exposed side wall;

SS03. During assembly, the first motor drives the feeding block to be in a folded state through the transmission mechanism, the first push rod drives the bracket to move so as to link the feeding block into the casing, and the magnetic block is adsorbed on the inner wall of the casing;

SS04. When the assembly is completed, the first push rod drives the bracket to move so as to link the feeding block away from the housing.

After the above structure is adopted, a method for assembling a permanent magnet of a motor of the present invention has the following advantages compared with the prior art: when feeding, several feeding blocks are in a folded state, and the outer walls of the feeding blocks are respectively connected to each other. The magnetic block and the folded feeding block are convenient to place the magnetic block and reduce the space occupied; further, when dispensing, the feeding block is in an unfolded state, and the unfolded feeding block is used to position the relative side wall of the adjacent magnetic block. The upper part is staggered and one of the side walls is exposed, so that the glue dispensing device can obtain enough glue space to dispense glue to the side wall of the magnetic block stably and efficiently; when assembling, put the feeding block in a folded state, which is convenient and first. The push rod pushes the feeding block with the magnetic block into the casing. When the feeding block enters the casing, the magnetic block on the feeding block can be adsorbed on the inner wall of the casing under the magnetic action; the above improvement makes the magnetic The dispensing and assembly process of the block is efficient and has a high pass rate, which improves the yield of production and reduces production costs.

As an improvement of the present invention, the transmission mechanism includes a bracket, a mounting seat, a swivel seat, a first connecting piece, a second connecting piece, a third connecting piece and a fourth connecting piece, and the mounting seat is fixedly connected to the bracket, One end of the first connecting piece is connected with the mounting seat, and the other end is hinged with the upper end of the feeding block, and the hinged joint between the first connecting piece and the feeding block is the rotating shaft of the feeding block. The first motor adopts the first motor, and the output end of the first motor is connected with the swivel base to drive the swivel base to rotate, and the swivel base drives the hinge joint of the second connecting piece and the third connecting piece to move through the fourth connecting piece, thereby linking the feeding. The block rotates, the transmission is stable and reliable, and the service life is extended.

As an improvement of the present invention, the magnet assembly device further includes a first push rod, the first push rod is connected to the tooling frame, and the output end of the first push rod is connected to the bracket, and the first motor Fixed on the bracket, the extension of the first push rod drives the bracket to move the loading block towards the shell placed on the shell placement station, and the retraction of the first push rod drives the bracket to move the loading block away from the shell. The housing placed on the station moves. After the first push rod drives the magnet block to complete the dispensing, and the retracted feeding block immediately moves toward the casing into the casing, the magnet block on the feeding block is adsorbed to the inside of the casing to complete the installation of the magnet block. It has the characteristics of fast, reliable and high degree of automation of magnetic block installation; in addition, the magnetic block is immediately connected to the inner wall of the shell when the colloid is not dry, so that the colloid connecting the side walls of the adjacent two magnetic blocks is dried in the shell, Make the connection between the magnetic blocks stable, avoid assembling the magnetic blocks in a dry state, and the possible colloidal breakage between the magnetic blocks, optimize the production process, and improve the production yield.

As an improvement of the present invention, the swivel base is connected to the output end of the first motor, one end of the second connection is hinged with the mounting seat, the other end is hinged with one end of the third connecting piece, and the other end of the third connecting piece is hinged The fourth connecting piece is hinged at a position close to the outer wall of the loading block, one end of the fourth connecting piece is hinged with the swivel base, and the other end is hinged at the connection between the second connecting piece and the third connecting piece. The above improvements make the structure layout reasonable and reliable in operation.

As an improvement of the present invention, the swivel base is located below the mounting base, the mounting base is provided with a through hole through which the output end of the first motor passes, and the output end of the first motor passes through the through hole and the swivel base Coaxial fixed connection. The swivel base is arranged below the installation base, the installation base is provided with a through hole for the output end of the drive shaft to pass through, and the output end is connected to the swivel base through the through hole, so that the transmission mechanism is reasonably distributed and the space occupation is reduced.

As an improvement of the present invention, a rotation mechanism is further provided between the bracket and the output end of the first push rod, the rotation mechanism includes a bearing seat, a second motor and a gear, and the fixed end of the bearing seat is connected to the bracket , the rotating end is connected with the output end of the first push rod, and the output end of the first push rod is connected with the gear through the bracket, the second motor is arranged on the bracket, and the output end is connected with the gear transmission. The above improvements make the bracket rotate in conjunction with the first motor, the transmission mechanism and the feeding block to rotate synchronously, and the side walls that match the magnet block and the output end of the dispensing device can be switched, thereby realizing the dispensing of multiple magnet block side walls, with a degree of automation High, good dispensing effect.

As an improvement of the present invention, the glue dispensing device includes a second push rod, a sliding seat, a slider and a glue dispensing head connected to the sliding seat, and the first push rod and the sliding seat are both fixed on the tooling frame , the slider is slidably matched with the sliding seat, and the output end of the second push rod is connected with the slider to drive the slider to move in conjunction with the dispensing head, so that the output end of the dispensing head obtains a position that matches the side wall of the magnet block Or lose the position that fits with the side wall of the magnet;

Step SS02, when dispensing, the first push rod drives the loading block to move toward the casing until one side wall of one of the magnetic blocks is matched with the output end of the dispensing head, and the second push rod drives the slider to be placed at the position of the casing Move to the output end of the dispensing head and beside the side wall. The output end of the dispensing head outputs the glue at a time to dispense glue to the side wall. When the output glue volume of the dispensing head cannot meet the vertical height of the side wall. When dispensing evenly, the first push rod extends and retracts to make the feeding block reciprocate vertically. During the reciprocating movement of the feeding block, the side wall of the magnetic block continues to cooperate with the output end of the dispensing head, and the dispensing head The output end of the device continuously outputs colloid to meet the uniform dispensing on the vertical height of the side wall;

After the side wall dispensing is completed, the second push rod drives the slider away from the housing placement station, and the second motor rotates to switch the side wall on the next feeding block to match the output end of the dispensing head. The above improvement, when the side wall of the magnetic block on one feeding block is finished, the first push rod drives the dispensing head to reset, the second motor rotates to make the bracket rotate, and then switches the magnet on the next feeding block. The block is matched with the output end of the dispensing head. Follow these steps to complete the dispensing on the magnetic blocks on all the feeding blocks, so that a single dispensing device can realize the dispensing of the side walls of multiple magnetic blocks, which has the advantage of reducing space. It has the characteristics of occupation and high degree of automation; in addition, the first push rod can be extended and retracted for a certain distance, and various vertical heights of magnetic block sidewalls can be dispensed. When the width of the magnetic block changes, the second push rod can also be used. Extend and retract to control the dispensing head to move laterally perpendicular to the height of the magnet block to meet the dispensing of magnet blocks of different widths. The above improvements also have the characteristics of strong applicability and ease of use.

As an improvement of the present invention, the feeding block is of a circular arc structure, and the lower end of the semicircular structure feeding block is provided with an extension part for extending into the inner side of the casing, and the upper end of the extension part is provided with a blocking part, The outer periphery of the extension part is provided with a slot, and the slot is provided with an adsorption block for the magnetic block to be adsorbed. An extension part is arranged at the lower end of the feeding block, and the extension part and the feeding block are both arc-shaped structures, and both the extension part and the feeding block are made of materials that are not magnetically attracted. When the magnet block is adsorbed to the inner wall of the casing, the blocking part provided on the upper end of the extension part continues to move down under the action of the first push rod, and the blocking part contacts the upper end surface of the magnet block to push the magnet block into the casing to assemble In place; the adsorption block provided in the slot on the extension part is for the magnetic block to be attracted, which is conducive to the connection of the magnetic block to the extension part, and in the case that the adsorption area of the magnetic block of the shell is larger than the adsorption area of the adsorption block, the magnetic block can be stably It is adsorbed on the inner wall of the shell and disconnected from the adsorption block.

As an improvement of the present invention, the number of the notches is three, one of which is vertically arranged at the center of the outer circumference of the extension portion, and the other two are vertically arranged at the position of the outer circumference of the extension portion close to the end portion. With the above improvement, the center and both ends of the magnet block have connection points, so that the magnet block can be accurately and stably connected to the extension portion.

Description of drawings

FIG. 1 is a right side view of the present invention.

Figure 2 is a schematic structural diagram of the present invention.

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 2 of the present invention.

FIG. 4 is a schematic structural diagram of the unfolded state of the feeding block of the present invention.

FIG. 5 is a schematic structural diagram of the folded state of the feeding block of the present invention.

Figures 6-9 are schematic bottom views of the structure of the loading block of the present invention from the unfolded state to the folded state.

FIG. 10 is an enlarged schematic view of the structure at A in FIG. 1 of the present invention.

Figure 11 is a schematic diagram of the dispensing structure of the present invention.

As shown in the figure: 1. Tooling frame; 2. Magnetic block assembly device; 2.1. Bracket; 2.2. The first motor; 2.3. Loading block; 1st push rod; 3. Dispensing device; 3.1, Second push rod; 3.2, Slider; 3.3, Slider; 3.4, Dispensing head; 4. Transmission mechanism; , the first connector; 4.4, the second connector; 4.5, the third connector; 4.6, the fourth connector; 5, the rotating mechanism; 5.1, the bearing seat; 5.2, the second motor; 5.3, the gear; 6, the shell body; 7. Magnetic block.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

1-11, in order to achieve the above purpose, the present invention provides the following technical solutions: a method for assembling a permanent magnet of a motor, comprising a tooling frame 1, and the tooling frame 1 is provided with a magnetic block 7 assembling device 2, The housing 6 is placed at the station and the glue dispensing device 3. The magnetic block 7 assembly device 2 includes a first push rod 2.4, a first motor 2.2 and several rotationally symmetrical loading blocks 2.3. The outer wall of the loading block 2.3 is used for is connected to the magnetic block 7; the first push rod 2.4 is connected to the tooling frame 1, and the output end of the first push rod 2.4 is connected to the bracket 2.1;

The first motor 2.2 is connected with the feeding block 2.3 through the transmission mechanism 4, and one end of the feeding block 2.3 is hinged. The first motor 2.2 drives the feeding block 2.3 through the transmission mechanism 4 to rotate around the hinge to expand or fold. ;

SS01. When feeding, the first motor 2.2 drives the feeding block 2.3 through the transmission mechanism 4 to be in a folded state, and the magnetic block 7 is placed on the outer wall of the feeding block 2.3. Enclosed and the side walls of adjacent magnet blocks 7 are opposite;

SS02. When dispensing, the first motor 2.2 drives the feeding block 2.3 through the transmission mechanism 4 to be in an unfolded state. The wall is exposed, and the glue dispensing device 3 dispenses glue to the exposed side wall;

SS03. During assembly, the first motor 2.2 drives the feeding block 2.3 to be in a retracted state through the transmission mechanism 4, and the first push rod 2.4 drives the bracket 2.1 to move so as to link the feeding block 2.3 into the housing 6, and the magnetic The block 7 is adsorbed on the inner wall of the shell 6;

SS04. When the assembly is completed, the first push rod 2.4 drives the bracket 2.1 to move so as to link the feeding block 2.3 away from the housing 6.

After adopting the above structure, compared with the prior art, the method for assembling a permanent magnet of a motor of the present invention has the following advantages: when feeding, several feeding blocks 2.3 are placed in a folded state, and the outer walls of the feeding blocks 2.3 are placed in a folded state. The magnetic block 7 and the folded feeding block 2.3 are respectively connected, which facilitates the placement of the magnetic block 7 and reduces the occupied space; further, when dispensing glue, the feeding block 2.3 is in an unfolded state, and the unfolded feeding block 2.3 is placed adjacent to each other. The opposite side walls of the magnetic block 7 are staggered and one of the side walls is exposed, so that the glue dispensing device 3 can obtain enough glue dispensing space to dispense glue stably and efficiently to the side wall of the magnetic block 7; The material block 2.3 is in a folded state, and it is convenient for the first push rod 2.4 to push the feeding block 2.3 with the magnetic block 7 into the casing 6. When the feeding block 2.3 enters the casing 6, the material on the feeding block 2.3. The magnet block 7 can be adsorbed on the inner wall of the housing 6 under the magnetic action; the above improvement makes the glue dispensing and assembly process of the magnet block 7 efficient and has a high qualification rate, improves the production yield and reduces the production cost.

As an improvement of the present invention, the transmission mechanism 4 includes a bracket 2.1, a mounting seat 4.1, a swivel seat 4.2, a first connecting piece 4.3, a second connecting piece 4.4, a third connecting piece 4.5 and a fourth connecting piece 4.6, so The mounting seat 4.1 is fixedly connected with the bracket 2.1, one end of the first connecting piece 4.3 is connected with the mounting seat 4.1, and the other end is hinged with the upper end of the feeding block 2.3, and the hinged place between the first connecting piece 4.3 and the feeding block 2.3 is: Rotation axis of the feeding block 2.3. The first motor 2.2 adopts the first motor 2.2. The output end of the first motor 2.2 is connected to the swivel base 4.2 for driving the swivel base 4.2 to rotate. The swivel base 4.2 drives the second connecting piece 4.4 and the third connecting piece through the fourth connecting piece 4.6. The hinge of 4.5 moves and then links the feeding block 2.3 to rotate, the transmission is stable and reliable, and the service life is prolonged.

As an improvement of the present invention, the magnet block 7 assembling device 2 further includes a first push rod 2.4, the first push rod 2.4 is connected to the tooling frame 1, and the output end of the first push rod 2.4 is connected to the bracket 2.1 connected, the first motor 2.2 is fixed on the bracket 2.1, the first push rod 2.4 is extended to drive the bracket 2.1 to move towards the housing 6 placed on the housing 6 placement station, and the first The push rod 2.4 retracts and drives the bracket 2.1 to move the loading block 2.3 away from the housing 6 placed on the housing 6 placement station. After the first push rod 2.4 drives the magnetic block 7 to complete the dispensing and the folded feeding block 2.3 immediately moves towards the casing 6 into the casing 6, the magnetic block 7 on the feeding block 2.3 is adsorbed to the inside of the casing 6 to complete the process Installation of magnet block 7. It has the characteristics of fast, reliable and high degree of automation of the magnetic block 7; in addition, the magnetic block 7 is immediately connected to the inner wall of the housing 6 when the colloid is not dry, so that the colloid connecting the side walls of the adjacent two magnetic blocks 7 is The shell 6 is dried up, so that the connection between the magnet blocks 7 is stable, avoiding the colloid breakage between the magnet blocks 7 that may occur when the magnet blocks 7 are assembled under dry conditions, optimizing the production process and improving the production yield.

As an improvement of the present invention, the swivel base 4.2 is connected with the output end of the first motor 2.2, one end of the second connection is hinged with the mounting base 4.1, and the other end is hinged with one end of the third connecting piece 4.5, the third The other end of the connecting piece 4.5 is hinged at the position close to the outer wall of the loading block 2.3, one end of the fourth connecting piece 4.6 is hinged with the swivel base 4.2, and the other end is hinged at the junction of the second connecting piece 4.4 and the third connecting piece 4.5. The above improvements make the structure layout reasonable and the operation reliable.

As an improvement of the present invention, the swivel base 4.2 is located below the mounting base 4.1, and the mounting base 4.1 is provided with a through hole for the output end of the first motor 2.2 to pass through, and the output end of the first motor 2.2 passes through The through hole is fixedly connected with the swivel base 4.2 concentrically. The swivel base 4.2 is arranged below the mounting base 4.1, the mounting base 4.1 is provided with a through hole for the output end of the drive shaft to pass through, and the output end is connected to the swivel base 4.2 through the through hole, so that the transmission mechanism 4 is distributed reasonably and reduces the space occupied.

As an improvement of the present invention, a rotating mechanism 5 is further provided between the bracket 2.1 and the output end of the first push rod 2.4. The rotating mechanism 5 includes a bearing seat 5.1, a second motor 5.2, and a gear 5.3. The bearing The fixed end of the seat 5.1 is connected to the bracket 2.1, the rotating end is connected to the output end of the first push rod 2.4, and the output end of the first push rod 2.4 is connected to the gear 5.3 through the bracket 2.1, and the second motor 5.2 is arranged on the bracket 2.1, and the output end is connected to the gear 5.3. The above improvements make the bracket 2.1 rotate in conjunction with the first motor 2.2, the transmission mechanism 4 and the feeding block 2.3 to rotate synchronously, so that the side walls of the magnetic block 7 and the output end of the dispensing device 3 can be switched, thereby realizing multiple side walls of the magnetic blocks 7 It has the characteristics of high degree of automation and good dispensing effect.

As an improvement of the present invention, the dispensing device 3 includes a second push rod 3.1, a sliding seat 3.2, a sliding block 3.3 and a dispensing head 3.4 connected to the sliding seat 3.2, the first push rod 2.4 and the sliding block 3.4 The seat 3.2 is fixed on the tooling frame 1, the sliding block 3.3 is slidingly matched with the sliding seat 3.2, and the output end of the second push rod 3.1 is connected with the sliding block 3.3 to drive the sliding block 3.3 to move in conjunction with the dispensing head 3.4 to make The output end of the dispensing head 3.4 obtains a position matched with the side wall of the magnet block 7 or loses a position matched with the side wall of the magnet block 7;

Step SS02, when dispensing, the first push rod 2.4 drives the feeding block 2.3 to move toward the housing 6 until one side wall of one of the magnetic blocks 7 is matched with the output end of the dispensing head 3.4, and the second push rod 3.1 drives the slider 3.3 Place the station towards the housing 6 and move to the output end of the dispensing head 3.4 and the side wall. The output end of the dispensing head 3.4 outputs the glue at a time to dispense glue to the side wall. When the glue output of the dispensing head 3.4 When the amount cannot meet the uniform dispensing on the vertical height of the side wall, the first push rod 2.4 is extended and retracted to make the feeding block 2.3 reciprocate vertically. During the reciprocating movement of the feeding block 2.3, the magnetic block 7 The side wall continues to cooperate with the output end of the dispensing head 3.4, and the output end of the dispensing head 3.4 continues to output colloid to meet the uniform dispensing on the vertical height of the side wall;

After the side wall dispensing is completed, the second push rod 3.1 drives the slider 3.3 away from the housing 6 to place the station, and the second motor 5.2 rotates to switch the side wall on the next feeding block 2.3 to match the output end of the dispensing head 3.4 . In the above improvement, when the side wall of the magnet block 7 on a feeding block 2.3 is dispensed, the first push rod 2.4 drives the dispensing head 3.4 to reset, and the second motor 5.2 rotates to make the bracket 2.1 rotate, and then switch to the next The magnetic block 7 on the feeding block 2.3 is matched with the output end of the dispensing head 3.4. Follow these steps to complete the dispensing on all the magnetic blocks 7 on the feeding block 2.3, so that a single dispensing device 3 can achieve multiple The glue dispensing on the side wall of each magnet block 7 has the characteristics of reducing space occupation and high degree of automation; in addition, by extending and retracting the first push rod 2.4 by a certain distance, the side wall dispensing of the magnet block 7 with various vertical heights can be realized, When the width of the magnet block 7 changes, the second push rod 3.1 can also be extended and retracted to control the dispensing head 3.4 to move laterally perpendicular to the height direction of the magnet block 7, so as to satisfy the dispensing requirements of the magnet blocks 7 of different widths. , the above improvements also have the characteristics of strong applicability and easy use.

As an improvement of the present invention, the loading block 2.3 has a circular arc structure, and the lower end of the semicircular structure loading block 2.3 is provided with an extension portion 2.31 for extending into the inner side of the housing 6, and the upper end of the extension portion 2.31 is provided with an extension portion 2.31. A blocking portion 2.32 is provided, a notch is formed on the outer periphery of the extension portion 2.31, and an adsorption block 2.33 for the magnetic block 7 to be adsorbed is arranged in the notch. An extension portion 2.31 is provided at the lower end of the feeding block 2.3. The extension portion 2.31 and the feeding block 2.3 have the same arc structure. The extending portion 2.31 and the feeding block 2.3 are made of materials that are not magnetically attracted. The blocking part 2.32 provided at the upper end of the extension part 2.31 when the magnetic block 7 is adsorbed to the inner wall of the casing 6, the feeding block 2.3 continues to move down under the action of the first push rod 2.4, and the blocking part 2.32 contacts the upper end surface of the magnetic block 7 to move the block 2.32 downward. The magnetic block 7 is pushed into the housing 6 until it is assembled in place; the suction block 2.33 provided in the notch on the extension part 2.31 is for the magnetic block 7 to be attracted, which is conducive to the connection of the magnetic block 7 to the extension part 2.31 and the magnetic supply in the housing 6 When the adsorption area of the block 7 is larger than the adsorption area of the adsorption block 2.33, the magnetic block 7 can be stably adsorbed on the inner wall of the housing 6, and the connection with the adsorption block 2.33 is disconnected.

As an improvement of the present invention, the number of the slots is three, one of which is vertically arranged at the center of the outer circumference of the extension portion 2.31, and the other two are vertically arranged at the outer circumference of the extension portion 2.31 near the end. The above improvement makes the center and both ends of the magnet block 7 have connection points, so that the magnet block 7 can be accurately and stably connected to the extension portion 2.31.

Working principle: When using, first place the motor housing 6 on the housing 6 placement station, the first push rod 2.4 is in a retracted state, and the first motor 2.2 drives the feeding block 2.3 through the transmission mechanism 4 to be in a retracted state. When the folded feeding block 2.3 is located directly above the casing 6; further, the staff adsorbs the magnetic block 7 on the extension part 2.31, and the inner notch of the magnetic block 7 is attached to the outer wall of the extension part 2.31. Further, The first motor 2.2 drives the feeding block 2.3 to unfold through the transmission mechanism 4, and the first push rod 2.4 extends and drives the feeding block 2.3 to move toward the housing 6 to the processing station where the magnetic block 7 enters the dispensing device 3. At this time The second push rod 3.1 extends and drives the dispensing head 3.4 to move to the output end opposite to the side wall exposed by one of the magnetic blocks 7 and dispense glue on the side wall. After the side wall dispensing is completed, the second push rod 3.1 retracts , the second motor 5.2 rotates to switch the side wall of the magnet block 7 on the next feeding block 2.3 and the output end of the dispensing head 3.4, and this cycle is repeated to remove all the side walls of the magnetic block 7 on the feeding block 2.3. Dispensing, further, the first motor 2.2 drives the feeding block 2.3 to fold through the transmission mechanism 4, and the first push rod 2.4 drives the folded feeding block 2.3 to move to the extension part 2.31 and enter the housing 6. At this time, the extension part 2.31 is on the The magnetic block 7 can be adsorbed on the inner wall of the housing 6, and further, the first push rod 2.4 continues to push the feeding block 2.3 down to the blocking part 2.32 to abut against the upper end surface of the magnetic block 7 until the magnetic block 7 is pushed to assemble In place, further, the first push rod 2.4 can be reset to pull the folded feeding block 2.3 out of the casing 6, and the dispensing and assembly process of the magnetic block 7 can be completed. The glue effect is good and the connection is stable.

The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (5)

1. The assembling method of the motor permanent magnet is characterized by comprising a tool rack (1), wherein a magnetic block (7) assembling device (2) and a shell (6) placing station and gluing device (3) are arranged on the tool rack (1), the magnetic block (7) assembling device (2) comprises a first push rod (2.4), a first motor (2.2) and a plurality of rotationally symmetrical feeding blocks (2.3), and the outer walls of the feeding blocks (2.3) are used for being connected with the magnetic blocks (7); the first push rod (2.4) is connected to the tool rack (1), and the output end of the first push rod (2.4) is connected with the support (2.1);

the first motor (2.2) is connected with the feeding block (2.3) through a transmission mechanism (4), one end of the feeding block (2.3) is hinged, and the first motor (2.2) drives the feeding block (2.3) to rotate by taking the hinged part as a center through the transmission mechanism (4) to unfold or fold;

SS01, when feeding, the first motor (2.2) drives the feeding block (2.3) to be in a furled state through the transmission mechanism (4), the magnetic blocks (7) are placed on the outer wall of the feeding block (2.3), the furled feeding block (2.3) surrounds the magnetic blocks (7), and the side walls of the adjacent magnetic blocks (7) are opposite;

SS02, when dispensing, the first motor (2.2) drives the feeding block (2.3) to be in an unfolding state through the transmission mechanism (4), the unfolded feeding block (2.3) staggers the positions of the opposite side walls of the adjacent magnetic blocks (7) and exposes one side wall, and the dispensing device (3) dispenses the exposed side walls;

SS03, during assembly, the first motor (2.2) drives the feeding block (2.3) to be in a folded state through the transmission mechanism (4), the first push rod (2.4) drives the support (2.1) to move so as to link the feeding block (2.3) to enter the shell (6), and the magnetic block (7) is adsorbed on the inner wall of the shell (6);

SS04, when the assembly is completed, the first push rod (2.4) drives the bracket (2.1) to move so as to link the feeding block (2.3) to be far away from the shell (6).

2. The method of claim 1, wherein the step of assembling the permanent magnet comprises: the transmission mechanism (4) comprises a support (2.1), a mounting seat (4.1), a rotary seat (4.2), a first connecting piece (4.3), a second connecting piece (4.4), a third connecting piece (4.5) and a fourth connecting piece (4.6), wherein the mounting seat (4.1) is fixedly connected with the support (2.1), one end of the first connecting piece (4.3) is connected with the mounting seat (4.1), the other end of the first connecting piece is hinged with one end of the upper part of the feeding block (2.3), and the hinged part of the first connecting piece (4.3) and the feeding block (2.3) is a rotating shaft of the feeding block (2.3);

The rotary seat (4.2) is connected with the output end of the first motor (2.2), one end of the second connecting piece (4.4) is hinged with the mounting seat (4.1), the other end of the second connecting piece is hinged with one end of the third connecting piece (4.5), the other end of the third connecting piece (4.5) is hinged at the position, close to the outer wall, of the upper material block (2.3), one end of the fourth connecting piece (4.6) is hinged with the rotary seat (4.2), and the other end of the fourth connecting piece is hinged at the connecting position of the second connecting piece (4.4) and the third connecting piece (4.5);

in step SS01, the first push rod (2.4) is in a retracted state, the first motor (2.2) rotates to link the rotation base (4.2) to rotate forward, the rotation base (4.2) is linked with the hinged position of the second connecting piece (4.4) and the third connecting piece (4.5) through the fourth connecting piece (4.6) to move along the rotating path of the second connecting piece (4.4), and the hinged position of the first connecting piece (4.3) and the feeding block (2.3) is the rotating center of the feeding block (2.3) to enable the feeding block (2.3) to rotate to a furled state.

3. The method of claim 2, wherein the step of assembling the permanent magnet comprises: in the step SS02, the first motor (2.2) rotates to link the rotary base (4.2) to rotate reversely, the rotary base (4.2) is linked with the hinged position of the second connecting piece (4.4) and the third connecting piece (4.5) through the fourth connecting piece (4.6) to move along the rotating path of the second connecting piece (4.4), and the hinged position of the first connecting piece (4.3) and the feeding block (2.3) is the rotating center of the feeding block (2.3) to supply the feeding block (2.3) to rotate to the unfolding state.

4. The method of claim 2, wherein the step of assembling the permanent magnet comprises: still be provided with slewing mechanism (5) between support (2.1) and first push rod (2.4) the output, slewing mechanism (5) include bearing frame (5.1), second motor (5.2), gear (5.3), the stiff end and the support (2.1) of bearing frame (5.1) are connected, rotate the end and are connected with the output of first push rod (2.4) to the output of first push rod (2.4) passes support (2.1) and is connected with gear (5.3), second motor (5.2) set up on support (2.1) to the output is connected with gear (5.3) transmission.

5. The method for assembling a permanent magnet of an electric machine according to claim 4, wherein: the dispensing device (3) comprises a second push rod (3.1), a sliding seat (3.2), a sliding block (3.3) and a dispensing head (3.4) connected to the sliding seat (3.2), the first push rod (2.4) and the sliding seat (3.2) are both fixed on the tool rack (1), the sliding block (3.3) is in sliding fit with the sliding seat (3.2), and the output end of the second push rod (3.1) is connected with the sliding block (3.3) and used for driving the sliding block (3.3) to be linked with the dispensing head (3.4) to move so that the output end of the dispensing head (3.4) obtains a position matched with the side wall of the magnetic block (7) or loses a position matched with the side wall of the magnetic block (7);

Step SS02, during dispensing, the first push rod (2.4) drives the feeding block (2.3) to move towards the shell (6) to one side wall of one of the magnetic blocks (7) to be matched with the output end of the dispensing head (3.4), the second push rod (3.1) drives the sliding block (3.3) to move towards the placing station of the shell (6) to the position beside the output end and the side wall of the dispensing head (3.4), the output end of the dispensing head (3.4) outputs glue once to dispense glue on the side wall, when the output glue amount of the glue dispensing head (3.4) can not meet the uniform glue dispensing on the vertical height of the side wall, the first push rod (2.4) extends and retracts to make the upper material block (2.3) vertically reciprocate, in the reciprocating motion of the upper material block (2.3), the side wall of the magnetic block (7) is continuously matched with the output end of the dispensing head (3.4), the output end of the dispensing head (3.4) continuously outputs the glue to meet the uniform dispensing on the vertical height of the side wall;

after the side wall dispensing is finished, the second push rod (3.1) drives the sliding block (3.3) to be far away from the shell (6) to place a station, and the second motor (5.2) rotates to switch the side wall on the next feeding block (2.3) to be matched with the output end of the dispensing head (3.4).

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