TW202032899A - Magnet steel assembly device for easy operation, saving time and labors, enhancing production efficiency and reducing manufacturing cost - Google Patents

Abstract

A magnet steel assembly device comprises: a material supply mechanism, a material ejecting mechanism, a pressing table, and a flywheel mechanism. The material supply mechanism includes at least one material supply rack. The interior of the material supply rack is configured with a material supply groove for receiving magnetic steel. One end of the material supply groove is configured with an exit for moving out magnetic steel. The material ejecting mechanism is disposed beside one end of the material supply rack close to the exit, so as to abut against the magnetic steel moved out from the exit. The pressing table is provided for placing a motor housing to be processed. The motor housing has an opening, and the inner circumference of the opening is configured with a plurality of engaging grooves in a surrounding manner. The flywheel mechanism is configured with a flywheel that can move transversely between the material ejecting mechanism and the pressing table, go up and down, and revolve on its own axis. The circumference of the flywheel is configured with a plurality of clamping grooves corresponding to each of the engaging grooves. The interior of the flywheel is configured with a pressing member. When the flywheel is moved to the top of the material ejecting mechanism, each of the clamping grooves may respectively receive the magnetic steels ejected out by the material ejecting mechanism. When the flywheel is moved to the top of the pressing table and down into the opening of the motor housing, the pressing member is used to push each of the magnetic steels out of the clamping grooves to be inserted into the corresponding engaging grooves.

Description

Magnetic steel combination device

The invention relates to the assembly of magnetic steel in a motor, in particular to a magnetic steel assembly device that is automated, simple to operate, time-saving and labor-saving, and can effectively improve production efficiency and reduce production costs.

With the serious air pollution in the urban environment and the rising awareness of environmental protection, various electric vehicle products have gradually become popular. At the same time, the demand for electric motors used to drive electric vehicles has also increased.

In the electric motor structure used in electric vehicles, the magnetic steel sheet mainly provides the supply of the internal magnetic force of the electric motor, and occupies a very important position; in the Republic of China Patent Publication No. M520764, No. M416268 and No. 415429 and other new patents In the case, it respectively exposed the different positioning methods and structures of the magnetic steel in the electric motor for different purposes, in order to achieve various preset functions such as simplified manufacturing process, stable positioning and quality improvement.

However, in terms of production and processing, the current assembly of magnetic steel in electric motors is still processed by manual operations; earlier ones were purely manual methods to insert magnetic steel sheets into the relative latch grooves in the motor housing. Among them, this type of operation is not only time-consuming and labor-intensive, but also prone to occupational injuries, which makes the staff heavy, and the manual pressing is prone to incorrect positioning, resulting in defective products, resulting in low yield and yield problems.

In addition, the magnetic steel sheet is manually placed, and then pressurized by an appliance, so that the magnetic steel sheet is positioned in the motor shell; according to statistics, in the magnetic steel assembly of the 16-magnet electric motor, the time required to complete the assembly is approximately 45 seconds, and the yield rate of the assembled product is about 85%. Therefore, although this processing method can partially reduce the physical burden of the operators and improve the local production efficiency, it still lacks automated processing methods. It is inevitable to have the disadvantages of low processing efficiency, high cost and low output.

In view of the above-mentioned shortcomings in the magnetic steel assembly methods of conventional electric motors, the inventors studied and improved ways to address these shortcomings, and finally came up with the present invention.

The main purpose of the present invention is to provide a magnetic steel assembly device, which is provided with a feeding rack capable of automatically conveying the magnetic steel and a pressing table capable of fixing the motor housing beside an ejector mechanism, and a flywheel is installed on the Movement between the ejector mechanism and the pressing table, the flywheel is used to accept and clamp the magnets sent by the ejector mechanism, and each magnet is fed into the motor housing, with a preset pressing component inside the flywheel The magnets can be pressed into the latch grooves in the motor shell to form an automatic assembly of magnets. Compared with the traditional manual processing method, it has the advantages of simple operation, time-saving and labor-saving, and can improve production Features such as efficiency and reducing production costs.

Another object of the present invention is to provide a magnetic steel assembly device, in which the flywheel is connected to a pivoting assembly that can drive the flywheel to rotate, so as to successively hold the magnets sent by the ejector mechanism and to After the flywheel is full of magnets, it is fed into the motor housing again for compression. Therefore, it can be applied to the magnet assembly operations of electric motors of various specifications, and has a wide range of applications.

Another object of the present invention is to provide a magnetic steel assembly device, which is provided with a detection element on the pressing table, which can detect whether the motor housing to be assembled is placed in position, and cooperates with the precise driving of the flywheel to effectively maintain each The magnetic steel is assembled in the motor shell with precision and stable fixed position to ensure the product quality and yield.

In order to achieve the above objectives and effects, the technical means adopted by the present invention include: a feeding mechanism having at least one feeding rack, and a feeding channel for accommodating magnet steel is provided in the feeding rack. One end of the channel is provided with an outlet for the magnetic steel to be removed; a material ejecting mechanism is arranged on the side of the one end of the feeding rack close to the outlet of the feeding channel, so as to resist the magnetic steel removed from the outlet; The pressing table is used to set the motor housing to be processed, and the side of the motor housing away from the pressing table is provided with an opening, and a plurality of locking grooves are provided in the middle section of the inner peripheral side of the opening; a flywheel mechanism with A flywheel capable of moving, lifting, etc. between the ejector mechanism and the pressing table, a plurality of clamping grooves corresponding to the latch grooves are provided on the peripheral side of the flywheel, and a pressure is provided inside the flywheel Assembly, so that the flywheel can be moved to the top of the ejecting mechanism, and the magnets ejected by the ejecting mechanism are respectively accommodated by the clamping slots, and then the flywheel is moved to the top of the pressing table, and descends into the In the opening of the motor shell, the pressing assembly is used to simultaneously push the magnets out of the clamping slot, and enable the magnets to be embedded in the corresponding latch grooves.

According to the above structure, the outer surface of the flywheel is provided with a plurality of elastic clamps, and the elastic clamps elastically extend into the clamping groove from the side to elastically clamp the magnetic steel extending into the clamping groove.

According to the above structure, the flywheel has an inner shell and an outer shell covering the outer peripheral side of the inner shell, and the clamping grooves are respectively provided on a side surface of the inner shell facing the outer shell.

According to the above structure, the pressing assembly has a pressing driving element, a receiving A pressing member driven by a pressing driving element, the pressing member having a plurality of pressing protrusions that can partially extend into the clamping groove, and the pressing driving element is used to drive the pressing protrusions of the pressing member to extend into the clip In the slot, the magnetic steel in the clamping slot can be pushed out in reverse.

According to the above structure, the flywheel mechanism has a traverse assembly and an elevator assembly, the traverse assembly can drive the flywheel to move forward, back, left and right laterally, and the elevator assembly can drive the flywheel to move up and down. activity.

According to the above structure, the flywheel mechanism further has a pivoting assembly, and the pivoting assembly can drive the flywheel to rotate.

According to the above structure, each of the feeding racks is provided with a pusher assembly on the side, the pusher assembly has a pusher that extends into the feeding channel, and the pusher is driven by the pusher assembly The magnets move towards the exit of the feeding channel.

According to the above structure, the feeding mechanism is provided with a plurality of feeding racks, and each feeding rack is arranged radially with the outlet of the feeding channel facing the ejecting mechanism.

According to the above structure, the upper and lower parts of each of the supply racks arranged radially have other supply racks stacked in multiple layers, and each of the stacked supply racks can be moved up and down for replacement.

According to the above structure, the ejector mechanism has an ejector seat, the ejector seat is provided with a stop surface facing each of the outlets, and a plurality of through holes corresponding to the partial clamping grooves are provided on the top of the ejector seat, and the A plurality of ejector elements corresponding to each through hole and linked by a ejector driving element are provided on the side of the ejector seat away from the through hole. The ejector elements can be pushed against and sent out from each of the outlets, and abut against the Stop the magnetic steel on the surface, and send the magnetic steel to the clamping grooves of the flywheel through the through holes.

According to the above structure, a positioning column is protruding from the pressing table, and the positioning column can It extends into the preset shaft hole on the motor shell to form a non-rotatable combined positioning.

According to the above structure, at least two sides of the pressing table are provided with clamping components that can move toward the center, and the clamping components can clamp the motor housing when the flywheel pushes the magnets into the motor housing , And help make the flywheel separate smoothly afterwards.

According to the above structure, at least one detecting element is provided beside the pressing table, and the detecting element can sense whether the pressing table has a motor housing and whether the motor housing is placed on the pressing table. Correct location.

In order to obtain a more detailed understanding of the above-mentioned objects, effects and features of the present invention, the following descriptions are given with the following drawings:

1‧‧‧Feeding mechanism

11、11a、12、13、14‧‧‧Supply rack

111、121、131、141‧‧‧Feeding channel

112, 122, 132, 142‧‧‧Exit

15, 16, 17‧‧‧Pushing assembly

151,161,162‧‧‧Pushing parts

2‧‧‧Topping mechanism

21‧‧‧Ejector seat

211‧‧‧Through hole

212‧‧‧stop surface

22‧‧‧Topping components

23‧‧‧Ejector drive components

3‧‧‧Pressing table

31‧‧‧Positioning column

32‧‧‧Clamping components

33‧‧‧Detection component

4‧‧‧Flywheel mechanism

41‧‧‧Flywheel

411‧‧‧Clamping slot

412‧‧‧Flexible Clip

413‧‧‧Inner shell

414‧‧‧Shell

42‧‧‧Pressing assembly

421‧‧‧Pressing drive element

422‧‧‧ push-off piece

423‧‧‧ Push against convex

43‧‧‧Transverse assembly

44‧‧‧Lifting assembly

45‧‧‧Pivoting assembly

5‧‧‧Motor housing

51‧‧‧Open

52‧‧‧Clip groove

53‧‧‧Axle hole

6‧‧‧Magnetic steel

A‧‧‧Direction (the direction where the flywheel moves to the top of the ejector mechanism)

B‧‧‧Direction (the direction where the flywheel moves to the top of the pressing table)

C‧‧‧Direction (the direction in which the flywheel presses down and extends into the motor housing)

Figure 1 is a schematic diagram of the structure of a general motor housing and magnets to be assembled.

Figure 2 is a three-dimensional structural diagram of the present invention.

Figure 3 is a partially enlarged schematic diagram of the flywheel structure of the present invention.

Figure 4 is a partially enlarged schematic diagram of the internal structure of the flywheel of the present invention.

Figure 5 is a partially enlarged schematic diagram of the ejector mechanism and related parts of the present invention.

Figure 6 is a schematic diagram of the operation of the flywheel of the present invention to replenish the magnet on the ejector mechanism.

Figure 7 is a schematic diagram of the movement of the flywheel of the present invention to the pressing table.

Figure 8 is a schematic diagram of the flywheel of the present invention pressing the magnetic steel into the motor housing.

Figure 9 is the overall structure diagram of the motor housing and the magnet of the present invention after assembling.

Referring to Figure 1, it can be seen that the motor housing 5 suitable for the assembly method of the present invention is provided with an opening 51 on one side, and a plurality of latching grooves 52 capable of accommodating magnets 6 are provided in the middle section of the inner peripheral side of the opening 51 , And a shaft hole 53 penetrates through the center of the motor housing 5.

Please refer to Figures 2 to 5, it can be seen that the structure of the present invention includes: feeding mechanism 1, ejecting mechanism 2, pressing table 3, flywheel mechanism 4 and other parts; wherein the feeding mechanism 1 has a plurality of feeding racks 11, 12, 13, 14, the feeding racks 11, 12, 13, 14 are provided with feeding channels 111, 121, 131, and 141 for accommodating a plurality of magnets 6, and the feeding channels 111, 121, 121, One end of 131, 141 is provided with an outlet 112, 122, 132, 142 for removing the magnetic steel.

In this embodiment, the feeding racks 11 and 14 on the two sides are provided with a pusher assembly 15, 17 respectively. The pusher assembly 15, 17 can respectively drive a pusher 151 (the pusher assembly 17 The pusher (not shown) extends into the feeding channels 111 and 141 to push the magnets 6 toward the outlets 112 and 142 respectively; and between the two feeding racks 12 and 13 in the middle, there is a The pusher assembly 16 can drive the two pushers 161 and 162 to extend into the feeding channels 121 and 131 respectively, so as to push the magnets 6 to move toward the outlets 122 and 132 respectively.

The ejector mechanism 2 has an ejector seat 21 arranged on the side of one end of the supply racks 11, 12, 13, 14 close to each of the outlets 112, 122, 132, and 142. The ejector seat 21 has a direction toward each The stop surfaces 212 of the outlets 112, 122, 132, 142 are provided with a plurality of through holes 211 corresponding to the arrangement positions of the partial locking grooves 52 on the top of the ejector seat 21, and the ejector seat 21 is away from the through hole 211 Top material on one side The driving element 23 (which can be a pneumatic cylinder) is capable of linking a plurality of ejecting elements 22 corresponding to the through holes 211 to move up and down.

When the pushers 151, 161, 162 respectively push out the magnets 6 in the feeding channels 111, 121, 131, 141 through the outlets 112, 122, 132, 142, the pushed out magnets 6 6 is reliably fitted on the blocking surface 212, and then the ejector driving element 23 can link the ejector elements 22 to push against each of the magnets 6 and send them upward through the through holes 211.

In a feasible embodiment, the supply racks 11, 12, 13, 14 are arranged radially with one end of the outlet 112, 122, 132, and 142 toward the ejecting mechanism 2 respectively, and are arranged at Below the shelf 11 is provided with multiple stacked other supply racks 11a, and each of the stacked supply racks 11a can be moved up and down for replacement (other supply racks 12, 13, 14 also have similar structures); In practical applications, the number and arrangement of the supply racks 11, 12, 13, 14, and the number of stacked supply racks 11a can be randomly changed according to different applications to meet different needs.

The pressing table 3 is provided with a positioning post 31 protruding in the center. The positioning post 31 has a cross-sectional shape that matches the shaft hole 53 of the motor housing 5, so that the motor housing 5 to be processed is sleeved on the positioning by the shaft hole 53 On the column 31, a stable combination position that cannot be rotated can be formed; in addition, at least one detecting element 33 and at least two clamping components 32 that can move toward the center are provided beside the pressing table 3. The detecting element 33 can It is sensed whether there is a motor housing 5 on the pressing table 3 and whether the motor housing 5 is placed in the correct position on the pressing table 3, and the clamping assembly 32 can clamp the motor housing 5 when needed.

The flywheel mechanism 4 has a flywheel 41, a traverse assembly 43, and a lifting group A piece 44 and a pivoting assembly 45. The transverse movement assembly 43 can drive the flywheel 41 to move forward, backward, left and right laterally between the ejector mechanism 2 and the pressing table 3. The lifting assembly 44 can The flywheel 41 is driven to perform lifting activities, and the pivot assembly 45 can drive the flywheel 41 to rotate.

The flywheel 41 has an outer shell 414, an inner shell 413 and a press-fit assembly 42 that are wrapped in the outer shell 414. The inner shell 413 is provided with a plurality of clamping grooves 411 at intervals toward a side surface of the outer shell 414, and The housing 414 is provided with a plurality of elastic clamps 412, and the elastic clamps 412 elastically extend into the clamping grooves 411 from the side, respectively, for elastic clamping of the magnetic steel 6 extending into the clamping groove 411.

The pressing assembly 42 has a pressing driving element 421 and a pushing member 422 driven by the pressing driving element 421. The pushing member 422 has a plurality of pushing protrusions 423 that can partially extend into the clamping groove 411 The pressing driving element 421 is used to drive the pushing protrusion 423 of the pushing member 422 to extend into the clamping groove 411, and the magnet 6 in the clamping groove 411 can be pushed out in the opposite direction.

Please refer to Figures 6-9, it can be seen that during operation of the above-mentioned structure of the present invention, firstly, the traverse assembly 43 and the lifting assembly 44 can drive the flywheel 41 to move to the top of the ejector mechanism 2 in the direction A (e.g. Fig. 6), the magnet 6 removed from the outlets 112, 122, 132, 142 by the ejector mechanism 2 is pushed upward (through the through holes 211) into the clamping groove 411 on the peripheral side of the flywheel 41, between It can cooperate with the pivot assembly 45 to drive the flywheel 41 to rotate, so that the clamping grooves 411 on the periphery of the flywheel 41 can accept the magnet 6, and the magnets extending into the clamping groove 411 can be elastically clamped by the elastic clip 412 Steel 6; At the same time, the motor housing 5 to be processed can be automatically or manually fed through the shaft hole 53 sleeved on the positioning column 31, so that the The motor housing 5 forms a non-rotatable joint position on the pressing table 3.

Then, the detecting element 33 confirms whether the motor housing 5 is placed in the correct position on the pressing table 3, and the traverse assembly 43 and the lifting assembly 44 drive the flywheel 41 to move to the pressing table 3 in the direction B Above (as shown in Figure 7).

The flywheel 41 is then driven by the lifting assembly 44 to move down in the direction C to partially extend into the opening 51 of the motor housing 5 (as shown in Figure 8), and the pressing driving element 421 drives the pushing member 422 The pushing protrusion 423 pushes the magnets 6 in the clamping grooves 411 into the latching grooves 52 of the motor housing 5, so that the magnets 6 are tightly formed in the latching grooves 52 The positioning.

Finally, the two clamping components 32 on the side of the pressing table 3 can clamp the outside of the motor housing 5 inwardly, so that the lifting component 44 drives the flywheel 41 to lift off the motor housing 5, and repeat the above actions; and The motor housing 5 combined with the magnets 6 is shown in Figure 9.

Based on the above, the magnetic steel assembly device of the present invention can indeed achieve the effects of improving production efficiency and reducing production costs. It is an invention with patent application requirements. A patent application is filed in accordance with the law.

However, the content of the above description is only a description of the preferred embodiments of the present invention, which does not limit the scope of the present invention. Therefore, all simple modifications and equivalent structural changes made by using the description and drawings of the present invention shall be the same The rationale is included in the scope of the patent application of the present invention.

1‧‧‧Feeding mechanism

11,12,13,14‧‧‧feeding rack

15, 16, 17‧‧‧Pushing assembly

151,161,162‧‧‧Pushing parts

2‧‧‧Topping mechanism

3‧‧‧Pressing table

31‧‧‧Positioning column

32‧‧‧Clamping components

33‧‧‧Detection component

4‧‧‧Flywheel mechanism

41‧‧‧Flywheel

43‧‧‧Transverse assembly

44‧‧‧Lifting assembly

45‧‧‧Pivoting assembly

5‧‧‧Motor housing

53‧‧‧Axle hole

6‧‧‧Magnetic steel

Claims (10)

A magnetic steel assembly device at least includes: a feeding mechanism with at least one feeding rack, the feeding rack is provided with a feeding channel for accommodating magnets, and one end of the feeding channel is provided with a feeding channel for the magnets The exit to be removed; an ejector mechanism is set beside the one end of the feeding rack close to the exit of the feeding channel, so as to resist the magnetic steel removed from the outlet; a pressing table is provided Processed motor housing, and the side of the motor housing away from the pressing table is provided with an opening, and a plurality of locking grooves are provided in the middle section of the inner peripheral side of the opening; a flywheel mechanism having a mechanism capable of supporting the ejector and A flywheel that performs at least horizontal movement and lifting actions between the pressing tables is provided with a plurality of clamping grooves corresponding to each latching groove on the peripheral side of the flywheel, and a pressing assembly is arranged inside the flywheel to enable the flywheel to move To the top of the ejector mechanism, the magnets ejected by the ejector mechanism are respectively accommodated by each clamping slot, and then the flywheel is moved to the top of the pressing table, and descended into the opening of the motor housing, using the The pressing assembly simultaneously pushes the magnets out of the clamping grooves, and enables the magnets to be embedded in the corresponding latch grooves. For example, the magnetic steel assembly device described in item 1 of the scope of patent application, wherein the flywheel is provided with a plurality of elastic clamps on the outer side, and the elastic clamps are elastically extended into the clamping groove from the side for elastic clamping. The magnetic steel extending into the clamping groove; and the flywheel has an inner shell and an outer shell covering the outer peripheral side of the inner shell, and the clamping grooves are respectively arranged on the inner shell facing the outer shell side surface. The magnetic steel assembly device described in item 1 of the scope of patent application, wherein the pressing assembly has a pressing driving element, a pushing member driven by the pressing driving element, and the pushing member has a plurality of parts that can be partially extended The pushing convex portion in the clamping groove is driven by the pressing driving element to extend the pushing convex portion of the pushing piece into the clamping groove, and the magnetic steel in the clamping groove can be pushed out in reverse. The magnetic steel assembly device described in item 1 of the scope of patent application, wherein the flywheel mechanism has a The traverse component and a lifting component can drive the flywheel to move forward, back, left and right laterally, and the lift component can drive the flywheel to move up and down. According to the magnetic steel assembly device described in item 4 of the scope of patent application, the flywheel mechanism further has a pivoting assembly, and the pivoting assembly can drive the flywheel to rotate. For the magnetic steel assembly device described in item 1 of the scope of patent application, wherein each of the feeding racks is provided with a pusher assembly on the side, the pusher assembly has a pusher that extends into the feeding channel, and The pushing component is driven by the pushing component to push the magnets and move toward the outlet of the feeding channel. For example, the magnetic steel assembly device described in item 1 of the scope of patent application, wherein the feeding mechanism is provided with a plurality of feeding racks, and each feeding rack faces the ejecting mechanism with the outlet of the feeding channel and is partially radial Arrangement; the upper and lower parts of each of the supply racks in the local radial arrangement are respectively provided with other supply racks stacked in multiple layers, and each of the stacked supply racks can move up and down for replacement. The magnetic steel assembly device described in item 1 of the scope of patent application, wherein the ejector mechanism has an ejector seat, the ejector seat is provided with a stop surface facing each of the outlets, and is provided on the top of the ejector seat Plural numbers correspond to the through holes of the local clamping grooves, and the ejector seat is provided with a plurality of ejector elements corresponding to each through hole and linked by an ejector driving element on the side far from the through hole, and the ejector elements can be pushed against It is sent out from each of the outlets and abuts against the magnetic steel on the blocking surface, and the magnetic steel is sent to each of the clamping grooves of the flywheel through each through hole. For example, the magnetic steel assembly device described in item 1 of the scope of patent application, wherein a positioning column is protruding from the pressing table, and the positioning column can extend into the preset shaft hole on the motor housing to form an unrotatable Combining positioning; and at least two sides of the pressing table are provided with clamping components that can move toward the center, and the clamping components can clamp the motor housing when the flywheel pushes the magnets into the motor housing. Such as the magnetic steel assembly device described in item 1 of the scope of patent application, in which the pressing table is provided with There is at least one detecting element, and the detecting element can sense whether there is a motor housing on the pressing table, and whether the motor housing is placed in the correct position on the pressing table.

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