CN114709963A - Carbon brush movable end installation device - Google Patents

Abstract

The invention provides a carbon brush movable end mounting device which is characterized by comprising a positioning fixing frame, wherein a pre-positioning device and a bolt device are arranged on the positioning fixing frame, the pre-positioning device comprises a mounting seat capable of moving up and down relative to the positioning fixing frame, a front positioning piece and a rear positioning piece are mounted on the mounting seat, one of the front positioning piece and the rear positioning piece is provided with a positioning clamping opening, the other one of the front positioning piece and the rear positioning piece is provided with a positioning blocking part, the bolt device comprises a bolt piece and a bolt driving mechanism, and the bolt driving mechanism is used for driving the bolt piece to move in the horizontal direction and enabling the bolt piece to be inserted into the positioning clamping opening. The movable end of the carbon brush is clamped by the front positioning piece and the rear positioning piece, the bolt piece of the bolt device is inserted into the positioning clamp, the carbon brush and the motor shell are assembled, manual operation is not needed, full-automatic production is achieved, production efficiency is improved, and the consistency of carbon brush installation is also improved.

Description

Carbon brush movable end installation device

Technical Field

The invention relates to the technical field of motor production and processing, in particular to a carbon brush movable end mounting device.

Background

At present, the assembly of the motor mostly adopts a manual assembly mode, after the rotor, the stator and the like are installed in the shell, the carbon brush needs to be inserted from the outside of the shell, so that energy transfer can be realized between the rotor and the stator, but the manual installation mode is adopted, the production efficiency is lower, the accuracy and the consistency of the carbon brush assembly are difficult to ensure, the delivery quality of the motor is influenced, and therefore a device capable of automatically installing the carbon brush is urgently needed.

Disclosure of Invention

The invention aims to provide a carbon brush movable end mounting device capable of automatically mounting a carbon brush.

In order to achieve the above object, the present invention provides the following technical solutions:

a carbon brush movable end mounting device comprises a positioning fixing frame, wherein a pre-positioning device and a bolt device are arranged on the positioning fixing frame, the pre-positioning device comprises a mounting seat capable of relatively positioning the fixing frame to move up and down, a front positioning piece and a rear positioning piece are arranged on the mounting seat, at least one of the front positioning piece and the rear positioning piece can slide relative to the mounting seat to enable the front positioning piece and the rear positioning piece to be close to or away from each other, one of the front positioning piece and the rear positioning piece is provided with a positioning clamping opening capable of enabling the movable end of a carbon brush to be embedded and positioned, the other one of the front positioning piece and the rear positioning piece is provided with a positioning stopping part used for pushing the carbon brush into the positioning clamping opening and blocking the positioning clamping opening, the bolt device comprises a bolt piece and a bolt driving mechanism, the bolt piece is used for being inserted into the positioning clamping opening and enabling the movable end of the carbon brush positioned in the positioning clamping opening to be inserted into a motor shell, the bolt driving mechanism is used for driving the bolt piece to move along the horizontal direction and enabling the bolt piece to be inserted into the positioning clamping opening.

Further setting: the rear positioning piece is provided with the positioning clamping opening, the bottom of the front positioning piece is bent towards one side close to the rear positioning piece to form the positioning blocking part, and the positioning blocking part is inserted into the positioning clamping opening and blocks the positioning clamping opening.

Further setting: the upper surface and the lower surface of mount pad are installed upper slide and lower sliding seat respectively correspondingly, upper slide and lower sliding seat connect on the mount pad along same rectilinear direction slidable on the horizontal direction, preceding setting element is connected with upper slide, the back setting element is connected with the lower sliding seat.

Further setting: the upper sliding seat is connected with a vertical supporting plate, the front positioning piece is connected to the vertical supporting plate in a sliding mode along the vertical direction, and a vertical sliding driving piece used for driving the front positioning piece to vertically move is installed on the vertical supporting plate.

Further setting: the front positioning piece and the rear positioning piece are respectively provided with a pair side by side, the bolt pieces are correspondingly provided with a pair, and the two bolt pieces are arranged on two sides of the pair of front positioning pieces.

Further setting: the bolt device comprises bolt fixing seats, two bolt pieces are connected to the bolt fixing seats in a sliding mode along the horizontal direction, the bolt driving mechanism comprises a bolt driving air cylinder, and the bolt driving air cylinder is connected with the two bolt pieces and enables the two bolt pieces to move towards or away from each other along opposite directions.

Further setting: the both ends of bolt positioning seat are equipped with the slip stopper, two the slip stopper is used for providing the slip spacing for two bolt pieces respectively correspondingly.

Further setting: and the lower sliding seat is provided with a pressing piece, and the pressing piece is used for pressing the top surface of the motor shell after the mounting seat moves downwards.

Further setting: the pressing piece is a pressing wheel, the pressing wheel can rotate relative to the lower sliding seat, and the pressing wheel is arranged between the two rear positioning pieces.

Further setting: the bolt piece includes the bolt mounting panel, one side protrusion of bolt mounting panel forms the bolt head, the bolt head is used for inserting to the locating clip intraorally.

Compared with the prior art, the scheme of the invention has the following advantages:

according to the carbon brush movable end mounting device, the movable end of the carbon brush is clamped through the front positioning piece and the rear positioning piece, the bolt piece of the bolt device is inserted into the positioning clamp, and the movable end of the carbon brush in the positioning clamp is pushed onto the motor shell, so that the carbon brush and the motor shell are completely assembled, manual operation is not needed, full-automatic production is achieved, production efficiency is improved, and the carbon brush mounting consistency is also improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a carbon brush mounting apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a rotary feeder according to an embodiment of the present invention;

FIG. 3 is a schematic view of a material extracting mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a rotary feeding platform according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a carbon brush mounting apparatus according to an embodiment of the present invention;

FIG. 6 is a schematic view of a fixing bracket according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a vertical sliding mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of an opposing slip mechanism according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a swing mechanism according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a device for mounting a movable end of a carbon brush according to an embodiment of the invention;

fig. 11 is a schematic structural view of a carbon brush mounting and positioning apparatus according to an embodiment of the invention;

FIG. 12 is a schematic diagram of a pre-positioning device according to an embodiment of the present invention;

FIG. 13 is a schematic view of a front positioning member according to an embodiment of the present disclosure;

FIG. 14 is a schematic structural view of a rear positioning member in an embodiment of the present invention;

FIG. 15 is a schematic view of a latch assembly according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.

As shown in fig. 1, the present invention provides a carbon brush installation apparatus, which includes a rotary feeding device 1, a rotary discharging platform 2, a carbon brush installation device 3, a carbon brush installation positioning device 4, a carbon brush movable end installation device 5, and a linear transfer device (not shown in the figure); the rotary feeding device 1 is used for transferring the carbon brush to a rotary feeding platform; the carbon brush mounting device 3 is used for simultaneously clamping a pair of carbon brushes supported on the rotary feeding platform and transferring the carbon brushes to two sides of the motor shell, and inserting the heads of the carbon brushes into the motor shell; the carbon brush mounting and positioning device 4 is arranged between the carbon brush mounting device 3 and the carbon brush movable end mounting device 5 and is used for embedding the movable end of the carbon brush and providing sliding guide for the linear transfer process of the motor; the carbon brush movable end mounting device 5 is used for clamping and positioning the movable end of the carbon brush and then inserting the movable end of the carbon brush into the motor shell; the linear transfer device is used for linearly transferring the motor.

The carbon brush is transferred to the rotary feeding platform 2 through the rotary feeding device 1, the carbon brush installation device 3 clamps the carbon brush on the rotary feeding platform 2 and then inserts the carbon brush into the motor shell oppositely, the motor is transferred to the carbon brush movable end installation device 5 through the linear transfer device, in the transfer process, the carbon brush installation positioning device 4 can position the movable end of the carbon brush, the carbon brush movable end installation device 5 inserts the carbon brush movable end into the motor shell to complete the assembly of the carbon brush and the motor shell, the automatic installation of the motor carbon brush is realized, and the production efficiency is greatly improved.

In this embodiment, the linear transfer device adopts a conveyor belt, the motor is supported on the jig 6, and the jig 6 is conveyed forwards through the conveyor belt.

In this embodiment, the carbon brushes are fed through the linear conveying track, and the carbon brushes in the feeding area are sequentially transferred to the upper side of the rotary discharging platform 2 through the rotary feeding device 1.

As shown in fig. 2 and 3, further, the rotary feeding device 1 includes a rotary material taking support 11 and a material taking mechanism 12, the material taking mechanism 12 is installed on the rotary material taking support 11 and can vertically move relative to the rotary material taking support 11, the material taking mechanism 12 includes a vertical sliding seat 121, a rotating seat 122, a first-stage rotary driving element 123 and a clamping element 124, the vertical sliding seat 121 is vertically slidably connected to the rotary material taking support 11, the rotating seat 122 is rotatably connected to the vertical sliding seat 121, the first-stage rotary driving element 123 is configured to drive the rotating seat 122 to rotate, a pair of clamping elements 124 symmetrically distributed with respect to a rotation center of the rotating seat 122 is installed on the rotating seat 122, and the clamping elements 124 are configured to clamp the carbon brushes.

The first-level rotation driving element 123 drives the rotating frame 122 to rotate, the rotating frame 122 can drive the clamping elements 124 to complete 180-degree rotation, the two clamping elements 124 can alternately clamp the carbon brush and transfer the carbon brush to symmetrical positions, continuous transfer of the carbon brush is achieved, transfer efficiency of the carbon brush is high, and installation efficiency of the carbon brush is improved.

Further, a main rotation driving element 111 and a lifting screw rod 112 are arranged on the rotary material taking bracket 11, the lifting screw rod 112 penetrates through the vertical sliding seat 121 and is in threaded connection with the vertical sliding seat 121, and the main rotation driving element 111 is used for driving the lifting screw rod 112 to rotate. Preferably, the rotary material taking support 11 is provided with at least two vertical guide sliding rails 113 arranged in parallel, and the vertical sliding base 121 is engaged with the vertical guide sliding rails 113 in a snap fit manner and can slide along the vertical guide sliding rails 113. In this embodiment, the primary rotation driving element 123 and the main rotation driving element 111 are both motors, and the lifting screw rod 112 is connected with an output shaft of the main rotation driving element 111 and rotates along with the output shaft.

The motor is used for driving the lifting screw rod 112 to rotate, and by means of the threaded connection relationship between the lifting screw rod 112 and the vertical sliding base 121, when the lifting screw rod 112 rotates, the vertical sliding base 121 moves up and down along the vertical guide sliding rail 113, and the vertical sliding base 121 drives the rotating frame 122 to move up and down. Because the lifting screw rod 112 and the vertical sliding base 121 are in a thread fit relationship, the lifting screw rod and the vertical sliding base 121 can be self-locked in the vertical direction, and the vertical sliding base 121 can be prevented from being influenced by gravity in the vertical direction to automatically displace, so that the precision of the clamping element 124 in clamping the carbon brush is influenced. In addition, the mode of screw thread transmission is adopted, the structure transmission is more stable, the transmission accuracy is higher, and the precision of the carbon brush clamped by the clamping element 124 is further improved.

Further, two bearing seats 114 are arranged on the rotary material taking bracket 11 at intervals along the height direction of the rotary material taking bracket, the vertical sliding seat 121 is located between the two bearing seats 114, and two ends of the lifting screw rod 112 are respectively and correspondingly connected with bearings in the two bearing seats 114. Preferably, two ends of the vertical guide sliding rail 113 respectively extend to the upper and lower bearing seats 114 correspondingly.

On one hand, the bearing in the bearing seat 114 is connected with the lifting screw rod 112, and the upper and lower bearing seats 114 can provide positioning for the lifting screw rod 112, so that the lifting screw rod 112 is prevented from swinging in the rotating process, and the stability of the lifting screw rod 112 in linkage with the vertical sliding seat 121 is improved; on the other hand, the upper and lower bearing seats 114 can also provide sliding limit for the vertical sliding seat 121 in the vertical direction, so as to control the moving stroke of the vertical sliding seat 121.

Further, a lifting position sensing piece 115 is installed on the vertical sliding seat 121, a lifting position sensing element 116 is installed on the rotary material taking bracket 11, and the lifting position sensing element 116 is used for sensing and identifying the lifting position sensing piece 115. In this embodiment, the lifting position sensing sheet 115 is an L-shaped sheet, and the lifting position sensing element 116 is preferably a photoelectric switch. By using the principle of optical sensing, when the lifting position sensing piece 115 reaches the photoelectric switch, an electrical signal can be fed back to the control center to control the lifting adjustment of the vertical sliding seat 121 in real time, so as to ensure that the clamping element 124 reaches the designated position, and improve the accuracy of the clamping element 124 in clamping the carbon brush.

Further, the rotary material taking bracket 11 is provided with an adjusting rail 117 along the height direction thereof, and the lifting position sensing element 116 is mounted on the adjusting rail 117 and can move and adjust relative to the adjusting rail 117. Preferably, the lifting position sensing element 116 is fixed to the adjusting rail 117 by a screw, and the lifting position sensing element 116 may be fixed to the adjusting rail 117 at a designated height position as required.

Through the high position of adjusting lift position sensing element 116, change lift position sensing piece 115 and lift position sensing element 116's discernment position to change clamping element 124's stop position, satisfy the centre gripping demand of different products, it is convenient to adjust, and the suitability is higher moreover.

Further, a pair of secondary rotation driving elements 125 is installed on the rotating frame 122, and the secondary rotation driving elements 125 and the clamping elements 124 are arranged in a one-to-one correspondence manner and are used for driving the corresponding clamping elements 124 to rotate relative to the rotating frame 122. Preferably, the secondary rotary drive element 125 is a motor.

Because the head of the carbon brush is a carbon block, the movable end of the tail is a spring and a metal sheet, the head of the carbon brush is forward when the carbon brush is transferred to the rotary feeding mechanism, the spring and the metal sheet are positioned at the rear, when the clamping element 124 clamps the carbon brush, the primary rotary driving element 123 drives the rotary frame 122 to rotate, the orientation of the carbon brush changes after the carbon brush rotates 180 degrees, and the clamping element 124 is driven to rotate 180 degrees by arranging the secondary rotary driving element 125, so that the orientation of the carbon brush is recovered to the initial state, and the subsequent installation of the carbon brush is facilitated.

Further, a driving shaft of the secondary rotation driving element 125 is connected to the clamping element 124 and is used for driving the clamping element 124 to rotate, a secondary sensing piece 126 is installed on a circumferential side wall of the driving shaft of the secondary rotation driving element 125, a secondary sensing element 127 is installed on the rotating frame 122, the secondary sensing element 127 is used for sensing and identifying the secondary sensing piece 126, the secondary sensing element 127 is preferably a photoelectric switch, and the secondary sensing piece 126 is an L-shaped sheet.

The photoelectric switch is used for identifying the secondary induction sheet 126, so that the clamping element 124 is ensured to rotate to a preset angle, the clamping element 124 is ensured to accurately clamp and transfer the carbon brush, and the carbon brush transfer is accurately controlled.

Further, the drive shaft of the primary rotation driving element 123 is connected with the rotating frame 122 and is used for driving the rotating frame 122 to rotate, a primary sensing piece 128 is installed on the circumferential side wall of the drive shaft of the primary rotation driving element 123, a primary sensing element 129 is installed on the vertical sliding seat 121, and the primary sensing element 129 is used for sensing and identifying the primary sensing piece 128. The primary sensing element 129 is a photoelectric switch, and the primary sensing piece 128 is an L-shaped sheet.

The rotation angle of the rotary frame 122 is precisely controlled by recognizing the primary sensing piece 128 through the photoelectric switch, thereby ensuring the accuracy of the rotation angle of the clamping member 124.

In this embodiment, the clamping element 124 is a pneumatic clamping jaw, and the opening and closing of the clamping piece are controlled in a pneumatic manner, so that the carbon brush is clamped, the carbon brush can be taken and placed, and the transfer efficiency is high.

As shown in fig. 4, further, the rotary material placing platform 2 includes a fixed platform 21, a rotary platform 22 and a rotary driving mechanism 23, the rotary platform 22 is rotatably connected to the fixed platform 21, specifically, the rotary platform 22 is installed above the fixed platform 21, the rotary driving mechanism 23 is used for driving the rotary platform 22 to rotate relative to the fixed platform 21, the rotary driving mechanism 23 is preferably a servo motor, at least four placing slots 221 for placing carbon brushes are arranged on the rotary platform 22 in a central symmetry manner, in this embodiment, four placing slots 221 are arranged on the rotary platform 22, and the four placing slots 221 are distributed in a cross shape.

Preferably, a rotation sensing piece 24 is connected to the rotation platform 22, a rotation sensing element 25 is arranged on the fixed platform 21, and the rotation sensing element 25 is used for sensing and identifying the rotation sensing piece 24. The rotation sensing element 25 is preferably an optoelectronic switch, and the rotation sensing piece 24 is an L-shaped thin piece. The rotation angle of the rotating platform 22 can be accurately controlled by sensing the rotation sensing piece 24 through the photoelectric switch, and the carbon brush can be accurately placed in the placing groove 221.

Further, the included angle between the rotary feeding platform and the carbon brush mounting device 3 relative to the direction of the rotary discharging platform 2 is 90 degrees. Through setting up like this, when shifting the carbon brush, rotatory pay-off platform is placed the carbon brush and is got the carbon brush mutually noninterfere with carbon brush installation device 3 clamp, and carbon brush installation device 3 can accomplish the centre gripping of two carbon brushes simultaneously moreover, realizes the synchronous installation of two carbon brushes, has promoted the installation effectiveness.

As shown in fig. 5 to 9, further, the carbon brush mounting apparatus 3 includes a fixing bracket 31, a horizontal sliding mechanism 32, a vertical sliding mechanism 33, an opposite sliding mechanism 34, and a clamping mechanism 35; the horizontal sliding mechanism 32 is slidably connected to the fixed bracket 31 along the horizontal direction; the vertical sliding mechanism 33 is connected to the horizontal sliding mechanism 32 in a sliding manner along the vertical direction; two clamping mechanisms 35 are arranged and are respectively used for clamping the carbon brush; the opposite sliding mechanism 34 is mounted on the vertical sliding mechanism and connected with the clamping mechanism 35, and is used for driving the two clamping mechanisms 35 to move oppositely and inserting the carbon brush into the motor housing. In the present embodiment, the gripping mechanism 35 is preferably a pneumatic gripper.

The position of the clamping mechanism 35 can be changed in the horizontal direction by means of the horizontal sliding mechanism 32, the carbon brush is horizontally transferred, the position of the clamping mechanism 35 in the vertical direction is changed by means of the vertical sliding mechanism 33, the carbon brush is taken and placed, the two clamping mechanisms 35 can move in opposite directions by means of the opposite sliding mechanism 34, so that the carbon brush is respectively inserted into slotted holes in two sides of the motor shell, the carbon brush is installed, the automation degree is high, the installation consistency of the carbon brush is guaranteed, and the installation efficiency of the carbon brush is also improved.

In this embodiment, the horizontal sliding mechanism 32 includes a horizontal sliding seat 321, a sliding driving mechanism 322 is disposed on the fixing support 31, and the sliding driving mechanism 322 includes a driving wheel 3221, a driven wheel 3222, a driving motor (not shown in the figure), and a timing belt 3223. The driving motor is connected to the driving wheel 3221 and is configured to drive the driving wheel 3221 to rotate, the synchronous belt 3223 is wound around the driving wheel 3221 and the driven wheel 3222, the horizontal sliding seat 321 is connected to the synchronous belt 3223, preferably, the fixed support 31 is further provided with a linear guide rail 311 along a horizontal direction, and the horizontal sliding seat 321 is slidably connected to the linear guide rail 311.

Further, the vertical sliding mechanism 33 includes a vertical sliding base 331, the vertical sliding base 331 is slidably connected to the horizontal sliding base 321, the horizontal sliding base 321 is further provided with a screw driving mechanism 332, the screw driving mechanism 332 is preferably a motor, the vertical sliding base 331 is threadedly connected with a driving screw 333, and the screw driving mechanism 332 is configured to drive the driving screw 333 to rotate so that the vertical sliding base 331 moves up and down relative to the horizontal sliding base 321.

Further, two bearing connection seats 323 are arranged on the horizontal sliding seat 321 at intervals along the height direction thereof, the vertical sliding seat 331 is located between the two bearing connection seats 323, and two ends of the driving screw 333 are correspondingly connected with the bearings in the two bearing connection seats 323 respectively. Preferably, the horizontal sliding seat 321 is further provided with two vertical guide rails 324, and two ends of each vertical guide rail 324 respectively extend to the upper and lower bearing seats 114.

On one hand, a bearing in the bearing connecting seat 323 is connected with the driving screw 333, and the upper and lower bearing connecting seats 323 can provide positioning for the driving screw 333, so that the driving screw 333 is prevented from swinging in the rotating process, and the stability of the driving screw 333 in linkage with the vertical sliding seat 331 is improved; on the other hand, the upper and lower bearing connection seats 323 can also provide sliding limit for the vertical sliding seat 331 in the vertical direction, so as to control the moving stroke of the vertical sliding seat 331.

Further, the opposite sliding mechanism 34 includes an opposite mounting plate 341, two clamping sliding seats 342, and an opposite driving mechanism 343, wherein the opposite mounting plate 341 is connected to the vertical sliding seat, the two clamping sliding seats 342 are slidably connected to the opposite mounting plate 341 along the horizontal direction, and the opposite driving mechanism 343 is configured to drive the two clamping sliding seats 342 to approach or move away from each other.

Further, the opposite direction driving mechanism 343 includes a screw driving mechanism 3431 and a driving screw 3432, both ends of the driving screw 3432 are respectively and correspondingly connected with the two clamping sliding bases 342 by screw threads, and the screw direction of the connection between both ends of the driving screw 3432 and the two clamping sliding bases 342 is opposite, in this embodiment, a screw nut 3433 is connected to the clamping sliding base 342, the screw nut 3433 is connected to the driving screw 3432 by screw threads, the screw threads of the two screw nuts 3433 are opposite, the two clamping mechanisms 35 are respectively and correspondingly mounted on the two clamping sliding bases 342, and the screw driving mechanism 3431 is configured to drive the driving screw 3432 to rotate so as to enable the two clamping sliding bases 342 to approach or separate from each other.

Since the threads of the two lead screw nuts 3433 are reversed, the threads at the connection between the driving lead screw 3432 and the two lead screw nuts 3433 are also reversed, so that when the driving lead screw 3432 rotates, the two lead screw nuts 3433 move in opposite directions to approach or separate from each other, when a carbon brush needs to be inserted into the motor housing, the two lead screw nuts 3433 are driven to approach each other, so that the two clamping mechanisms 35 carrying the carbon brushes approach each other, the carbon brush is inserted into the motor housing, and after the installation is completed, the two lead screw nuts 3433 are driven to separate from each other to prepare for next installation of the carbon brush. By the operation mode, the two carbon brushes can be synchronously installed, time and labor are saved, and the installation efficiency of the carbon brushes is improved.

Preferably, two bearing fixing seats 344 are installed on two ends of the opposite installation plate 341, two ends of the driving screw 3432 are respectively connected and fixed with bearings in the bearing fixing seats 344, and the bearing fixing seats 344 provide a positioning function for the driving screw 3432.

Further, a swinging mechanism 36 is mounted on the opposing sliding mechanism 34, and the swinging mechanism 36 is connected to the clamping mechanism 35 and enables the clamping mechanism 35 to swing on a vertical plane. In this embodiment, the swing mechanism 36 includes a fixed swing plate 361, a movable swing plate 362 and a swing driving mechanism 363, the fixed swing plate 361 is connected to the clamping sliding seat 342, one end of the movable swing plate 362 is rotatably connected to the fixed swing plate 361, the other end of the movable swing plate 362 is rotatably connected to the driving mechanism, and the swing driving mechanism 363 is mounted on the fixed swing plate 361 and is used for driving the movable swing plate 362 to swing. Preferably, the swing driving mechanism 363 includes a swing driving cylinder rotatably connected to the swing fixing plate 361, and one end of the swing moving plate 362 is rotatably connected to an output shaft of the swing driving cylinder. In this embodiment, a fisheye joint is adopted at the connection of the front end of the output shaft of the swing driving cylinder and the swing movable plate 362.

Through the arrangement, when the carbon brush is installed on the motor shell, the carbon brush clamped on the clamping mechanism 35 can be obliquely inserted into the preset slot hole of the motor shell through the swinging mechanism 36, compared with horizontal insertion, the oblique insertion can enable the carbon brush to be more easily inserted into the slot hole, the installation difficulty is reduced, and the accuracy of carbon brush installation is ensured.

Further, a swing limiting column 364 is disposed on the swing fixing plate 361, and the swing limiting column 364 is used for providing a rotation limit for the swing moving plate 362. The limiting column is arranged at one end of the swing movable plate 362 close to the swing driving cylinder.

Further, the swing fixing plate 361 is slidably connected to the clamping sliding seat 342 in a vertical direction, a sliding limiting block 365 is disposed on the clamping sliding seat 342, a buffering elastic member 366 is connected between the clamping sliding seat 342 and the sliding limiting block 365, and the buffering elastic member 366 is preferably a spring. Through setting up buffering elastic component 366, can provide the cushioning effect for fixture 35, when the ground carbon brush that is held on fixture 35 or fixture 35 runs into the hindrance, can have certain limit's floating space, avoid carbon brush or fixture 35 to take place to damage.

In the present embodiment, the two swinging mechanisms 36 connected to the two opposing sliding mechanisms 34 have symmetrical structures.

Referring to fig. 10 and 11, further, the carbon brush mounting and positioning apparatus 4 includes a guide base 41, where the guide base 41 includes two guide rails 411 arranged in parallel, two opposite sides of the guide rails 411, which are close to each other, are provided with guide openings 4111 for inserting the movable ends of the carbon brushes, the guide openings 4111 extend to two ends of the guide rails 411, a movable gap through which a motor can pass is formed between the two guide rails 411, and the guide rails 411 extend along a conveying direction of the motor.

Through setting up two guide rails 411, set up direction opening 4111 on the guide rail 411, when passing through between two guide rails 411 of motor, the expansion end of the carbon brush of installation can be embedded into direction opening 4111 on the motor housing to remove along direction opening 4111, prevent that the motor from breaking away from motor housing in transportation process carbon brush, provide the guarantee for follow-up inserting the carbon brush expansion end in the motor housing.

Further, the guide opening 4111 forms a guide surface 4112 at the inlet end. The top surface and the bottom surface of the inlet end of the guide opening 4111 are both provided with the guide surface 4112. By providing the guide surface 4112 at the end of the guide opening 4111, the area of the opening at the end is increased, so that the movable end of the carbon brush can enter the guide opening 4111 more easily.

Further, the guide base 41 further includes a guide connecting base 412, and the guide connecting base 412 is spanned above the two guide rails 411 and is fixedly connected with the two guide rails 411. Preferably, two positioning slots 4121 are formed in the bottom surface of the guiding connection seat 412, and the two positioning slots 4121 are correspondingly used for the two guiding rails 411 to be inserted.

Through set up positioning groove 4121 in direction connecting seat 412 bottom surface, the guide rail 411 can inlay in positioning groove 4121, promotes direction connecting seat 412 and guide rail 411 ground connection reliability, ensures the stability of two guide rail 411 intervals.

Further, the carbon brush installation positioning device 4 further includes a positioning fixing frame 42, and the guiding connection seat 412 is slidably connected to the positioning fixing frame 42 along the horizontal direction. Preferably, a linear driving mechanism 43 is arranged on the positioning fixing frame 42, the linear driving mechanism 43 is connected with the guide connecting seat 412 and is used for driving the guide seat 41 to move linearly between two stations, and preferably, the linear driving mechanism 43 is a driving air cylinder.

In this embodiment, the guiding connection seat 412 includes a guiding slide block 4122, the positioning fixing frame 42 is provided with a fixed guiding rail 44 along the horizontal direction, and the guiding slide block 4122 is engaged with the fixed guiding rail 44 and can slide along the fixed guiding rail 44.

By providing the linear driving mechanism 43, in the process of moving the motor forward, the guide rail 411 can move forward synchronously along with the movement of the motor, so as to always provide positioning and guiding for the carbon brush and prevent the carbon brush from falling out of the motor housing.

Further, the guide connecting seat 412 comprises a connecting vertical plate 4123 and a connecting transverse plate 4124 which are vertically connected with each other, the guide slider 4122 is connected to one side of the connecting vertical plate 4123 far away from the connecting transverse plate 4124, the connecting transverse plate 4124 is spanned above the two guide rails 411 and fixedly connected with the two guide rails 411, and a reinforcing plate 4125 is connected between the connecting vertical plate 4123 and the connecting transverse plate 4124. The output shaft of the drive cylinder is connected to the reinforcement plate 4125.

As shown in fig. 12 to 15, further, the carbon brush movable end mounting device 5 includes a pre-positioning device 51 and a plug pin device 52 that are mounted on the positioning fixing frame 42, the pre-positioning device 51 includes a mounting base 5113 that can move up and down relative to the positioning fixing frame 42, a front positioning member 5101 and a rear positioning member 5102 are mounted on the mounting base 5113, at least one of the front positioning member 5101 and the rear positioning member 5102 can slide relative to the mounting base 5113 to make the front positioning member 5101 and the rear positioning member 5102 approach or separate from each other, one of the front positioning member 5101 and the rear positioning member 5102 is provided with a positioning nip 51021 that allows the movable end of the carbon brush to be inserted and positioned, the other is provided with a positioning stop portion 51011 that is used for pushing the carbon brush into the positioning nip 51021 and blocking the positioning nip 51021, the plug pin device 52 includes a plug pin 521 and a plug pin driving mechanism 522, the plug pin 521 is used for being inserted into the positioning nip 51021 and making the movable end of the carbon brush that is located in the positioning nip 51021 be inserted into the motor housing In the body, the latch driving mechanism 522 is used for driving the latch member 521 to move in the horizontal direction and inserting the latch member 521 into the positioning clip 51021.

The movable end of the carbon brush is clamped by the front positioning piece 5101 and the rear positioning piece 5102, the pin piece 521 of the pin device 52 is inserted into the positioning clamp port 51021, and the movable end of the carbon brush in the positioning clamp port 51021 is pushed into the motor shell, so that the complete assembly of the carbon brush and the motor shell is realized, manual operation is not needed, full-automatic production is realized, the production efficiency is improved, and the consistency of carbon brush installation is also improved.

In this embodiment, the positioning clip opening 51021 is formed in the rear positioning member 5102, a bottom portion of the front positioning member 5101 is bent toward a side close to the rear positioning member 5102 to form the positioning stop portion 51011, and the positioning stop portion 51011 is inserted into the positioning clip opening 51021 to block the positioning clip opening 51021.

By the insertion fit structure of the bent positioning stop portion 51011 and the positioning clip opening 51021, the front positioning piece 5101 and the rear positioning piece 5102 are more accurately matched, and the positioning effect of the movable end of the carbon brush is improved.

In this embodiment, the positioning fixing frame 42 is provided with a lifting driving cylinder 5103, the lifting driving cylinder 5103 is connected with the mounting seat 5113, and is used for driving the mounting seat 5113 to move in the vertical direction, and the mounting seat 5113 is connected with the positioning fixing frame 42 through a slider and a sliding rail.

Further, an upper sliding seat 5104 and a lower sliding seat 5105 are correspondingly mounted on the upper surface and the lower surface of the mounting seat 5113, the upper sliding seat 5104 and the lower sliding seat 5105 are slidably connected to the mounting seat 5113 along the same linear direction in the horizontal direction, the front positioning member 5101 is connected with the upper sliding seat 5104, and the rear positioning member 5102 is connected with the lower sliding seat 5105.

In this embodiment, the upper surface and the lower surface of the mounting seat 5113 are respectively and correspondingly connected with an upper driving cylinder 5106 and a lower driving cylinder 5107, the upper driving cylinder 5106 is connected with an upper sliding seat 5104 for driving the upper sliding seat 5104 to move horizontally, the lower driving cylinder 5107 is connected with a lower sliding seat 5105 for driving the lower sliding seat 5105 to move, the upper sliding seat 5104 is connected with the mounting seat 5113 through a slider sliding rail, and the lower sliding seat 5105 is connected with the mounting seat 5113 through a slider sliding rail.

Further, a vertical support plate 5108 is connected to the upper sliding base 5104, the front positioning member 5101 is slidably connected to the vertical support plate 5108 along the vertical direction, a vertical sliding driving member 5109 for driving the front positioning member 5101 to vertically move is mounted on the vertical support plate 5108, and the vertical sliding driving member 5109 is an air cylinder.

In this embodiment, a pair of the front positioning members 5101 and the rear positioning members 5102 are arranged side by side, a pair of the latch members 521 is correspondingly arranged, and two latch members 521 are arranged on two sides of the pair of the front positioning members 5101. The upper ends of the two front positioning plates are connected with a front connecting plate 5110, the front connecting plate 5110 is slidably connected to the vertical supporting plate 5108, and the front connecting plate 5110 is connected with the vertical supporting plate 5108 through a slider slide rail.

Through the arrangement of the front connecting plate 5110 capable of vertically sliding, the front connecting plate 5110 drives the front positioning piece 5101 to move in the vertical direction, when the movable end of the carbon brush is clamped and positioned, the front positioning piece 5101 can be lifted after being separated from the rear positioning piece 5102, so that the movable end of the carbon brush can be embedded into the positioning clamping opening 51021 in the horizontal direction, and after the carbon brush is embedded, the front positioning piece 5101 moves downwards again to reset, and the movable end of the carbon brush is completely pushed into the positioning clamping opening 51021 to be positioned.

Further, the latch device 52 includes a latch fixing base 523, the two latch members 521 are slidably connected to the latch fixing base 523 in a horizontal direction, and the latch driving mechanism 522 includes a latch driving cylinder connected to the two latch members 521 and moving the two latch members 521 to be close to or away from each other in opposite directions. Preferably, two ends of the bolt positioning seat are provided with sliding limiting blocks 524, and the two sliding limiting blocks 524 are respectively and correspondingly used for providing sliding limiting for the two bolt pieces 521.

The two bolt pieces 521 are driven to move towards opposite directions by the bolt driving air cylinder, so that the movable ends of the two carbon brushes on the motor shell can be completely inserted into the slotted holes of the motor shell for fixing synchronously, and the installation efficiency of the carbon brushes is improved.

In this embodiment, the latch member 521 includes a latch mounting plate 5211, and a latch head 5212 is formed by protruding one side of the latch mounting plate 5211, and the latch head 5212 is used for being inserted into the positioning clip 51021.

Further, a rear connecting plate 5111 is connected to the lower sliding base 5105, and two rear positioning members 5102 are connected to the lower portion of the rear connecting plate 5111, in this embodiment, a pressing member 5112 is further installed on the rear connecting plate 5111, and the pressing member 5112 is used for pressing the top surface of the motor housing after the mounting base 5113 moves downwards. Preferably, the pressing member 5112 is a pressing wheel, which can rotate relative to the lower slider 5105, and the pressing wheel is disposed between the two rear positioning members 5102.

Through setting up the pinch roller, the pinch roller can compress tightly on the upper surface of motor, and the pinch roller cooperates with the jacking device that is located the motor below, makes the motor can not take place the slope at the in-process of jacking, ensures that bolt piece 521 is more stable when inserting the carbon brush expansion end.

The working principle of the carbon brush installation equipment is as follows:

firstly, carbon brushes are fed through a linear conveying rail, then the carbon brushes are alternately clamped through 180-degree back-and-forth rotation of two pneumatic clamping jaws in the rotary feeding device 1, the carbon brushes are placed on the rotary discharging platform 2, and the rotary platform 22 on the rotary discharging platform 2 rotates to change the placement positions of the carbon brushes. The carbon brush installation device 3 moves the two pneumatic clamping jaws to the position above the rotary discharging platform 2 in a transverse mode, the pneumatic clamping jaws move downwards to clamp the two carbon brushes at the same time, then the carbon brushes are transferred to the position above the motor, the carbon brushes are aligned with the slotted holes in the motor shell, the carbon brushes are obliquely inserted into the slotted holes in the motor shell through the swinging mechanism 36, only the carbon blocks of the carbon brushes are partially inserted into the slotted holes in the motor shell at the moment, and the carbon brush installation device 3 is reset integrally to clamp the next pair of carbon brushes. The motor and the jig 6 are conveyed forwards through the linear transfer device, when the carbon brush is moved to the position 4 of the carbon brush mounting and positioning device, the movable end of the carbon brush, namely the spring part, enters the guide rail 411, and the carbon brush is prevented from being separated from the motor shell until the motor moves to the position 5 of the carbon brush movable end mounting device. The movable end of the carbon brush is clamped by the front positioning piece 5101 and the rear positioning piece 5102, the bolt piece 521 is inserted into the positioning clamping opening 51021, the movable end of the carbon brush in the positioning clamping opening 51021 is jacked into a slotted hole of the motor shell, and the carbon brush is installed.

In summary, the scheme of the invention has the following advantages:

according to the carbon brush installation equipment, the carbon brushes are transferred onto the rotary material placing platform 2 through the rotary feeding device 1, the carbon brush installation device 3 clamps the carbon brushes on the rotary material placing platform 2 and then oppositely inserts the carbon brushes into the motor shell, the motor is transferred to the carbon brush movable end installation device 5 through the linear transfer device, in the transfer process, the carbon brush installation positioning device 4 can position the movable ends of the carbon brushes, the carbon brush movable end installation device 5 inserts the movable ends of the carbon brushes into the motor shell to complete the assembly of the carbon brushes and the motor shell, the automatic installation of the carbon brushes of the motor is achieved, and the production efficiency is greatly improved.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a carbon brush expansion end installation device which characterized by: comprises a positioning fixing frame, a pre-positioning device and a bolt device are arranged on the positioning fixing frame, the pre-positioning device comprises a mounting seat which can move up and down relative to the positioning fixing frame, a front positioning piece and a rear positioning piece are arranged on the mounting seat, at least one of the front positioning piece and the rear positioning piece can slide relative to the mounting seat to enable the front positioning piece and the rear positioning piece to be close to or far away from each other, one of the front positioning piece and the rear positioning piece is provided with a positioning nip for embedding and positioning the movable end of the carbon brush, the other one is provided with a positioning stop part for pushing the carbon brush into the positioning nip and plugging the positioning nip, the bolt device comprises a bolt piece and a bolt driving mechanism, the bolt piece is used for being inserted into the positioning clamping opening and enabling the movable end of the carbon brush positioned in the positioning clamping opening to be inserted into the motor shell, the bolt driving mechanism is used for driving the bolt piece to move along the horizontal direction and enabling the bolt piece to be inserted into the positioning clamp opening.

2. The carbon brush movable end mounting device according to claim 1, wherein: the rear positioning piece is provided with the positioning clamping opening, the bottom of the front positioning piece is bent towards one side close to the rear positioning piece to form the positioning blocking part, and the positioning blocking part is inserted into the positioning clamping opening and blocks the positioning clamping opening.

3. The carbon brush movable end mounting device according to claim 2, wherein: the upper surface and the lower surface of mount pad are installed upper sliding seat and lower sliding seat respectively correspondingly, upper sliding seat and lower sliding seat connect on the mount pad along same rectilinear direction slidable on the horizontal direction, preceding setting element is connected with upper sliding seat, back setting element is connected with the lower sliding seat.

4. The carbon brush movable end mounting device according to claim 3, wherein: the upper sliding seat is connected with a vertical supporting plate, the front positioning piece is connected to the vertical supporting plate in a sliding mode along the vertical direction, and a vertical sliding driving piece used for driving the front positioning piece to vertically move is installed on the vertical supporting plate.

5. The carbon brush movable end mounting device according to claim 4, wherein: the front positioning piece and the rear positioning piece are respectively provided with a pair side by side, the bolt pieces are correspondingly provided with a pair, and the two bolt pieces are arranged on two sides of the pair of front positioning pieces.

6. The carbon brush movable end mounting apparatus according to claim 5, wherein: the bolt device comprises bolt fixing seats, two bolt pieces are connected to the bolt fixing seats in a sliding mode along the horizontal direction, the bolt driving mechanism comprises a bolt driving air cylinder, and the bolt driving air cylinder is connected with the two bolt pieces and enables the two bolt pieces to move towards or away from each other along opposite directions.

7. The carbon brush movable end mounting device according to claim 6, wherein: the both ends of bolt positioning seat are equipped with the slip stopper, two the slip stopper is used for providing the slip spacing for two bolt pieces respectively correspondingly.

8. The carbon brush movable end mounting apparatus according to claim 5, wherein: and the lower sliding seat is provided with a pressing piece, and the pressing piece is used for pressing the top surface of the motor shell after the mounting seat moves downwards.

9. The carbon brush movable end mounting device according to claim 8, wherein: the pressing piece is a pressing wheel, the pressing wheel can rotate relative to the lower sliding seat, and the pressing wheel is arranged between the two rear positioning pieces.

10. The carbon brush movable end mounting device according to claim 1, wherein: the bolt piece includes the bolt mounting panel, one side protrusion of bolt mounting panel forms the bolt head, the bolt head is used for inserting to the locating clip intraorally.

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