CN114709963A - Carbon brush movable end installation device - Google Patents

Abstract

The present invention provides a carbon brush movable end installation device, the technical solution of which is that the carbon brush movable end installation device includes a positioning fixing frame, the positioning fixing frame is provided with a pre-positioning device and a latching device, and the pre-positioning device includes a The mounting seat for the lifting movement of the relative positioning fixing frame, the front positioning member and the rear positioning member are installed on the mounting seat, one of the front positioning member and the rear positioning member is provided with a positioning clip, and the other is provided with a positioning stopper The latch device includes a latch member and a latch drive mechanism, and the latch drive mechanism is used to drive the latch member to move in the horizontal direction and insert the latch member into the positioning jaw. The movable end of the carbon brush is clamped by the front positioning member and the rear positioning member, and then inserted into the positioning jaw through the plug member of the plug device, so as to realize the assembly of the carbon brush and the motor casing, and realize automatic production without manual operation. Improve production efficiency and improve the consistency of carbon brush installation.

Description

A 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 installation device.

Background technique

The motor is usually composed of a casing, a rotor, a stator, a carbon brush and other accessories. At present, the assembly of the motor is mostly manual. After the rotor, stator, etc. are put into the casing, the carbon brush needs to be inserted from outside the casing. , so that the energy transfer between the rotor and the stator can be realized, but the manual installation method is low in production efficiency, and the accuracy and consistency of the carbon brush assembly are difficult to guarantee, which affects the factory quality of the motor, so an automatic installation is urgently needed. Carbon brush device.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a carbon brush movable end installation device capable of automatically installing carbon brushes.

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

A carbon brush movable end installation device includes a positioning and fixing frame, the positioning and fixing frame is provided with a pre-positioning device and a pin device, the pre-positioning device includes a mounting seat that can move up and down relative to the positioning and fixing frame, the mounting seat A front positioning member and a rear positioning member are mounted on the upper part, and at least one of the front positioning member and the rear positioning member can slide relative to the mounting seat to make the front positioning member and the rear positioning member approach or move away from each other, the front positioning member and the rear positioning member. One of them is provided with a positioning clip for inserting and positioning the movable end of the carbon brush, and the other is provided with a positioning stopper for pushing the carbon brush into the positioning clip and blocking the positioning clip. It includes a latch member and a latch drive mechanism, the latch member is used for inserting into the positioning clip and the movable end of the carbon brush located in the positioning clip is inserted into the motor housing, and the latch drive mechanism is used for driving the latch member along the horizontal direction. Move and insert the latch into the locating jaw.

Further arrangement: the rear positioning member is provided with the positioning clip, the bottom of the front positioning member is bent toward the side close to the rear positioning member to form the positioning stop portion, and the positioning stop portion is inserted into the The positioning clip is positioned inside and the positioning clip is blocked.

Further setting: the upper surface and the lower surface of the mounting seat are respectively installed with an upper sliding seat and a lower sliding seat, and the upper sliding seat and the lower sliding seat are slidably connected to the mounting seat along the same linear direction in the horizontal direction, The front positioning piece is connected with the upper sliding seat, and the rear positioning piece is connected with the lower sliding seat.

Further arrangement: the upper sliding seat is connected with a vertical support plate, the front positioning member is slidably connected to the vertical support plate along the vertical direction, and the vertical support plate is installed with a front positioning member for driving Vertical sliding drive for vertical movement.

Further arrangement: a pair of the front positioning piece and the rear positioning piece are arranged side by side, a pair of the latch pieces is correspondingly arranged, and the two latch pieces are arranged on both sides of the pair of front positioning pieces.

It is further provided that the bolt device includes a bolt holder, the two bolt members are slidably connected to the bolt holder along the horizontal direction, the bolt drive mechanism includes a bolt drive cylinder, the bolt drive cylinder is connected to the two bolts. The two latch members are connected and move the two latch members in opposite directions to approach or move away from each other.

It is further provided that the two ends of the latch positioning seat are provided with sliding limit blocks, and the two sliding limit blocks are respectively used to provide sliding limits for the two latch members.

It is further provided that a pressing member is installed on the sliding seat, and the pressing member is used to press the top surface of the motor casing after the mounting seat is moved down.

Further arrangement: the pressing member is a pressing wheel, the pressing wheel can rotate relative to the lower seat, and the pressing wheel is arranged between the two rear positioning members.

It is further provided that the plug component includes a plug installation plate, and one side of the plug installation plate protrudes to form a plug head, and the plug head is used to be inserted into the positioning clip opening.

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

In the carbon brush movable end installation device according to the present invention, the movable end of the carbon brush is clamped by the front positioning member and the rear positioning member, and then inserted into the positioning jaw through the latch member of the latch device, and the carbon brush in the positioning jaw is clamped. The movable end is pushed into the motor casing to realize the complete assembly of the carbon brush and the motor casing, without manual operation, realizing fully automatic production, improving production efficiency, and improving the consistency of carbon brush installation.

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

Description of drawings

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

1 is a schematic structural diagram of a carbon brush installation device in an embodiment of the present invention;

2 is a schematic structural diagram of a rotary feeding device in an embodiment of the present invention;

3 is a schematic structural diagram of a reclaiming mechanism in an embodiment of the present invention;

Fig. 4 is the structural representation of the rotating discharge platform in an embodiment of the present invention;

5 is a schematic structural diagram of a carbon brush installation device in an embodiment of the present invention;

6 is a schematic structural diagram of a fixing bracket in an embodiment of the present invention;

7 is a schematic structural diagram of a vertical sliding mechanism in an embodiment of the present invention;

8 is a schematic structural diagram of an opposite sliding mechanism in an embodiment of the present invention;

9 is a schematic structural diagram of a swing mechanism in an embodiment of the present invention;

10 is a schematic structural diagram of a carbon brush movable end installation device in an embodiment of the present invention;

11 is a schematic structural diagram of a carbon brush installation and positioning device in an embodiment of the present invention;

12 is a schematic structural diagram of a pre-positioning device in an embodiment of the present invention;

13 is a schematic structural diagram of a front positioning member in an embodiment of the present invention;

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

FIG. 15 is a schematic structural diagram of a latch device in an embodiment of the present invention.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but not to be construed as a limitation of the present invention.

As shown in Figure 1, the present invention provides a carbon brush installation device, including a rotary feeding device 1, a rotary discharge platform 2, a carbon brush installation device 3, a carbon brush installation and positioning device 4, and a carbon brush movable end installation device 5 and Linear transfer device (not shown in the figure); the rotary feeding device 1 is used to transfer the carbon brushes to the rotary feeding platform; the carbon brush installation device 3 is used to simultaneously grip a Align the carbon brushes and transfer them to both sides of the motor housing, and insert the heads of the carbon brushes into the motor housing; the carbon brush installation and positioning device 4 is arranged between the carbon brush installation device 3 and the carbon brush movable end installation device 5, It is used to embed the movable end of the carbon brush and provide sliding guidance for the linear transfer process of the motor; the movable end installation device 5 of the carbon brush is used for clamping and positioning the movable end of the carbon brush and inserting the movable end of the carbon brush into the motor Inside the housing; the linear transfer device is used for linear transfer of the motor.

The carbon brushes are transferred to the rotary unloading platform 2 through the rotating feeding device 1, the carbon brush installation device 3 clamps the carbon brushes on the rotating unloading platform 2, and then inserts them into the motor housing oppositely, and the linear transfer device transfers the motor to the At the carbon brush movable end installation device 5, during the transfer process, the carbon brush installation and positioning device 4 can locate the carbon brush movable end, and the carbon brush movable end installation device 5 inserts the carbon brush movable end into the motor casing to complete the carbon brush and the carbon brush. The assembly of the motor casing realizes the automatic installation of the motor carbon brushes, which greatly improves the production efficiency.

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

In this embodiment, the carbon brushes are fed through a linear conveying track, and the feeding carbon brushes are sequentially transferred to the top of the rotating discharging platform 2 by the rotating feeding device 1 .

2 and 3, further, the rotary feeding device 1 includes a rotary reclaiming bracket 11 and a reclaiming mechanism 12, and the reclaiming mechanism 12 is mounted on the rotary reclaiming bracket 11 and can relatively rotate the reclaiming bracket 11 moves vertically, and the reclaiming mechanism 12 includes a vertical sliding seat 121, a rotating frame 122, a first-level rotary driving element 123 and a clamping element 124, and the vertical sliding seat 121 can be vertically slidably connected to the rotating pick-up unit 124. On the material support 11, the rotating frame 122 is rotatably connected to the vertical sliding seat 121, and the first-stage rotation driving element 123 is used to drive the rotating frame 122 to rotate. The clamping elements 124 whose rotation centers are symmetrically distributed are used for clamping the carbon brushes.

The rotating frame 122 is driven to rotate by the first-level rotary driving element 123, and the rotating frame 122 can drive the clamping element 124 to complete 180° rotation, and the two clamping elements 124 can alternately clamp the carbon brushes and transfer them to symmetrical positions. The continuous transfer of carbon brushes is realized, the transfer efficiency of carbon brushes is high, and the installation efficiency of carbon brushes is improved.

Further, the rotating reclaiming bracket 11 is provided with a main rotating driving element 111 and a lifting screw 112, and the lifting screw 112 passes through the vertical sliding seat 121 and is threadedly connected with the vertical sliding seat 121, so The main rotation driving element 111 is used to drive the lifting screw 112 to rotate. Preferably, at least two vertical guide rails 113 arranged in parallel are provided on the rotating reclaiming bracket 11 , and the vertical sliding seat 121 is snap-fitted with the vertical guide rails 113 and can slide along the vertical guide. The rail 113 slides. In this embodiment, the primary rotary driving element 123 and the main rotary driving element 111 are both motors, and the lifting screw 112 is connected to the output shaft of the main rotary driving element 111 and rotates following the output shaft.

The motor is used to drive the lifting screw 112 to rotate, and by virtue of the threaded connection between the lifting screw 112 and the vertical sliding seat 121, when the lifting screw 112 rotates, the vertical sliding seat 121 moves up and down along the vertical guide rail 113, and the vertical sliding seat 121 moves up and down along the vertical guide rail 113. The rotating frame 122 is driven to move up and down toward the sliding seat 121 . Since the lifting screw 112 and the vertical sliding seat 121 are in a threaded relationship, they can realize self-locking in the vertical direction, which can prevent the vertical sliding seat 121 from being displaced by itself under the influence of gravity in the vertical direction, which affects the clamping force. The precision of the holding element 124 when holding the carbon brush. In addition, by adopting the threaded transmission method, the structural transmission is more stable and the transmission accuracy is also higher, which further improves the precision of clamping the carbon brush by the clamping element 124 .

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

On the one hand, the bearing in the bearing seat 114 is connected with the lifting screw 112, and the upper and lower bearing seats 114 can provide positioning for the lifting screw 112, preventing the lifting screw 112 from swinging during the rotation process, and improving the relationship between the lifting screw 112 and the lifting screw 112. Stability when the vertical sliding seat 121 is linked; on the other hand, the upper and lower bearing seats 114 can also provide a sliding limit for the vertical sliding seat 121 in the vertical direction, and 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, and a lifting position sensing element 116 is installed on the rotating reclaimer bracket 11, and the lifting position sensing element 116 is used for sensing and identifying the lifting position. Induction sheet 115 . In this embodiment, the lift position sensing sheet 115 is an L-shaped sheet, and the lift position sensing element 116 is preferably a photoelectric switch. Using the principle of light 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 slide 121 in real time to ensure that the clamping element 124 reaches the designated position and improve the clamping The accuracy of the element 124 in clamping the carbon brush.

Further, an adjusting rail 117 is provided on the rotating reclaiming bracket 11 along its height direction, and the lifting position sensing element 116 is mounted on the adjusting rail 117 and can be moved and adjusted relative to the adjusting rail 117 . Preferably, the lifting position sensing element 116 is fixed to the adjusting rail 117 by screws, and the lifting position sensing element 116 can be fixed at a specified height position of the adjusting rail 117 as required.

By adjusting the height position of the lifting position sensing element 116, the recognition positions of the lifting position sensing piece 115 and the lifting position sensing element 116 are changed, so as to change the stopping position of the clamping element 124, so as to meet the clamping requirements of different products, and the adjustment is convenient. Higher applicability.

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

Since the head of the carbon brush is a carbon block, and the movable end of the tail is a spring and a metal sheet, when the carbon brush is transferred to the rotating feeding mechanism, the head is facing forward, and the spring and the metal sheet are located at the rear. When the clamping element 124 clamps the carbon brush Afterwards, the primary rotary driving element 123 drives the rotary frame 122 to rotate, and the orientation of the carbon brush changes after it rotates 180°. By setting the secondary rotary driving element 125, the clamping element 124 is driven to rotate 180° to restore the orientation of the carbon brush. The initial state is convenient for subsequent installation of carbon brushes.

Further, the driving shaft of the secondary rotary driving element 125 is connected to the clamping element 124 and used to drive the clamping element 124 to rotate, and a secondary rotary driving element 125 is mounted on the circumferential side wall of the driving shaft. Induction sheet 126, a secondary induction element 127 is installed on the rotating frame 122, and the secondary induction element 127 is used to sense and identify the secondary induction sheet 126. The secondary induction element 127 is preferably a photoelectric switch, so The secondary induction sheet 126 is an L-shaped sheet.

The secondary induction sheet 126 is identified by means of a photoelectric switch to ensure that the clamping element 124 rotates to a preset angle, to ensure that the clamping element 124 can accurately clamp and transfer the carbon brush, and to achieve precise control of the transfer of the carbon brush.

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

The first-stage sensing piece 128 is identified by means of a photoelectric switch, and the rotation angle of the rotating frame 122 is precisely controlled, thereby ensuring the accuracy of the rotation angle of the clamping element 124 .

In this embodiment, the clamping element 124 is a pneumatic clamping jaw, which controls the opening and closing of the clamping piece by pneumatic means, realizes clamping of the carbon brush, can realize pick and place, and has high transfer efficiency.

4, further, the rotating discharge platform 2 includes a fixed platform 21, a rotating platform 22 and a rotating drive mechanism 23, and the rotating platform 22 is rotatably connected to the fixed platform 21. Specifically, The rotating platform 22 is installed above the fixed platform 21, and the rotating drive mechanism 23 is used to drive the rotating platform 22 to rotate relative to the fixed platform 21. The rotating drive mechanism 23 is preferably a servo motor, and the rotating platform 22 is in the center. At least four placement slots 221 for placing carbon brushes are symmetrically provided. In this embodiment, the rotating platform 22 is provided with four placement slots 221, and the four placement slots 221 are distributed in a cross shape.

Preferably, a rotation sensing piece 24 is connected to the rotating platform 22 , and a rotating sensing element 25 is provided on the fixed platform 21 , and the rotating sensing element 25 is used for sensing and identifying the rotating sensing piece 24 . The rotation induction element 25 is preferably a photoelectric switch, and the rotation induction sheet 24 is an L-shaped sheet. The rotation angle of the rotating platform 22 can be precisely controlled through the photoelectric switch to sense the rotation sensing piece 24 , so as to ensure that the carbon brush can be accurately placed in the placement groove 221 .

Further, the included angle between the rotating feeding platform and the carbon brush installation device 3 relative to the azimuth where the rotating discharging platform 2 is located is 90°. With this arrangement, when the carbon brushes are transferred, the rotating feeding platform places the carbon brushes and the carbon brush installation device 3 does not interfere with each other when clamping the carbon brushes, and the carbon brush installation device 3 can simultaneously complete the clamping of the two carbon brushes. The synchronous installation of carbon brushes improves installation efficiency.

5 to 9, further, the carbon brush installation device 3 includes a fixed bracket 31, a horizontal sliding mechanism 32, a vertical sliding mechanism 33, an opposite sliding mechanism 34 and a clamping mechanism 35; the The horizontal sliding mechanism 32 is slidably connected to the fixed bracket 31 along the horizontal direction; the vertical sliding mechanism 33 is slidably connected to the horizontal sliding mechanism 32 along the vertical direction; the clamping mechanism 35 is provided with The two are used to clamp the carbon brushes respectively; the opposite sliding mechanism 34 is installed on the vertical sliding mechanism and connected with the clamping mechanism 35 to drive the two clamping mechanisms 35 to move in opposite directions. Insert the carbon brush into the motor housing. In this embodiment, the clamping mechanism 35 is preferably a pneumatic clamping jaw.

With the help of the horizontal sliding mechanism 32, the position of the clamping mechanism 35 can be changed in the horizontal direction, and the carbon brushes can be transferred horizontally. With the help of the opposite sliding mechanism 34, the two clamping mechanisms 35 can be moved oppositely, so that the carbon brushes are respectively inserted into the slots on both sides of the motor casing to realize the installation of the carbon brushes. The degree of automation is high, and the installation of the carbon brushes is guaranteed. It also improves the efficiency of carbon brush installation.

In this embodiment, the horizontal sliding mechanism 32 includes a horizontal sliding seat 321 , the fixed bracket 31 is provided with a sliding driving mechanism 322 , and the sliding driving mechanism 322 includes a driving wheel 3221 , a driven wheel 3222 , Drive motor (not shown in the figure) and timing belt 3223. The driving motor is connected to the driving wheel 3221 and is used to drive the driving wheel 3221 to rotate. The timing belt 3223 is wound around the driving wheel 3221 and the driven wheel 3222. The horizontal sliding seat 321 is connected to the timing belt 3223. Preferably, the fixing bracket 31 is further provided with a linear guide rail 311 along the 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 seat 331, the vertical sliding seat 331 is slidably connected to the horizontal sliding seat 321, and the horizontal sliding seat 321 is also installed with a A screw driving mechanism 332, the screw driving mechanism 332 is preferably a motor, a driving screw 333 is threadedly connected to the vertical sliding seat 331, and the screw driving mechanism 332 is used to drive the driving screw 333 to rotate to make the vertical sliding seat 331 moves up and down relative to the horizontal sliding seat 321 .

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

On the one hand, the 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, prevent the driving screw 333 from swinging during the rotation process, and improve the vertical connection between the driving screw 333 and the vertical axis. Stability when the sliding seat 331 is linked; on the other hand, the upper and lower bearing connecting seats 323 can also provide a sliding limit for the vertical sliding seat 331 in the vertical direction, and the movement stroke of the vertical sliding seat 331 can also be provided. Take control.

Further, the opposing sliding mechanism 34 includes an opposing mounting plate 341, two clamping sliding seats 342 and an opposing driving mechanism 343, the opposing mounting plate 341 is connected with the vertical sliding seat, and two clamping The holding sliding base 342 is slidably connected to the opposite mounting plate 341 along the horizontal direction, and the opposite driving mechanism 343 is used to drive the two holding sliding bases 342 to approach or move away from each other.

Further, the opposite driving mechanism 343 includes a screw driving mechanism 3431 and a driving screw 3432, two ends of the driving screw 3432 are respectively threadedly connected with the two clamping sliding seats 342, and the driving screw The two ends of the rod 3432 are opposite to the thread direction of the connection between the two clamping sliding seats 342. In this embodiment, a screw nut 3433 is connected to the clamping sliding seat 342, and the screw nut 3433 is connected to the driving screw rod. 3432 threaded connection, the threads of the two screw nuts 3433 are opposite to each other, the two clamping mechanisms 35 are respectively installed on the two clamping sliding seats 342, and the screw driving mechanism 3431 is used to drive The rotation of the driving screw 3432 makes the two clamping sliding bases 342 approach each other or move away from each other.

Since the threads of the two screw nuts 3433 are reversed to each other, the threads of the connection between the driving screw 3432 and the two screw nuts 3433 are also reversed to each other, so that when the driving screw 3432 rotates, the two screw nuts 3433 move toward each other. The opposite directions move closer to or away from each other. When the carbon brushes need to be inserted into the motor housing, the two screw nuts 3433 are driven to approach each other, so that the two clamping mechanisms 35 carry the carbon brushes close to each other, and the carbon brushes are moved closer to each other. Insert it into the motor housing, and after the installation is completed, drive the two screw nuts 3433 away from each other to prepare for the next carbon brush installation. Such an operation mode can realize the simultaneous installation of the two carbon brushes, save time and effort, and improve the installation efficiency of the carbon brushes.

Preferably, two bearing fixing seats 344 are installed on both ends of the opposite mounting plate 341 , two ends of the driving screw 3432 are respectively connected and fixed with the bearings in the bearing fixing seat 344 , and the bearing fixing seat 344 is the driving force The lead screw 3432 provides positioning.

Further, a swing mechanism 36 is installed on the opposite sliding mechanism 34 , and the swing mechanism 36 is connected with the clamping mechanism 35 so that the clamping mechanism 35 can swing on a vertical plane. In this embodiment, the swing mechanism 36 includes a swing fixed plate 361, a swing movable plate 362 and a swing drive mechanism 363, the swing fixed plate 361 is connected with the clamping sliding seat 342, and the swing movable plate 362 is One end is rotatably connected to the swinging fixed plate 361 , and the other end is rotatably connected to the driving mechanism. The swinging driving mechanism 363 is mounted on the swinging fixed plate 361 and used to drive the swinging movable plate 362 to swing. Preferably, the swing drive mechanism 363 includes a swing drive cylinder, which is rotatably connected to the swing fixed plate 361, and one end of the swing movable plate 362 is rotatably connected to the output shaft of the swing drive cylinder. In this embodiment, the connection between the front end of the output shaft of the swing driving cylinder and the swing movable plate 362 adopts a fisheye joint.

With this arrangement, when the carbon brushes are mounted on the motor housing, the carbon brushes clamped on the clamping mechanism 35 can be inserted into the preset slot holes of the motor housing at an oblique angle through the swing mechanism 36 , compared to Horizontal insertion and oblique insertion can make it easier for the carbon brush to be inserted into the slot, reduce the difficulty of installation, and ensure the accuracy of the installation of the carbon brush.

Further, the swinging fixing plate 361 is provided with a swinging limiting column 364 , and the swinging limiting column 364 is used to provide a rotation limit for the swinging movable plate 362 . The limit post is disposed at one end of the swing movable plate 362 close to the swing drive cylinder.

Further, the swing fixing plate 361 is slidably connected to the clamping sliding seat 342 along the vertical direction, the clamping sliding seat 342 is provided with a sliding limit block 365, the clamping sliding seat 342 is connected to A buffer elastic member 366 is connected between the sliding limit blocks 365, and the buffer elastic member 366 is preferably a spring. By providing the buffer elastic member 366, the clamping mechanism 35 can be provided with a buffering effect. When the clamping mechanism 35 or the carbon brush clamped on the clamping mechanism 35 encounters an obstacle, there can be a certain range of floating space to avoid the carbon brush. Or the clamping mechanism 35 is damaged.

In this embodiment, the structures of the two swinging mechanisms 36 connected to the two opposing sliding mechanisms 34 are symmetrical to each other.

10 and 11 , further, the carbon brush installation and positioning device 4 includes a guide seat 41 , and the guide seat 41 includes two guide rails 411 arranged in parallel, and one of the two guide rails 411 is close to each other. A guide opening 4111 for the movable end of the carbon brush to be embedded is provided on the side facing each other. The guide opening 4111 extends to both ends of the guide rail 411, and a movable gap for the motor to pass through is formed between the two guide rails 411. The guide rail 411 extends along the conveying direction of the motor.

By providing two guide rails 411, the guide rails 411 are provided with guide openings 4111. When passing between the two guide rails 411 of the motor, the movable end of the carbon brush installed on the motor housing can be embedded in the guide opening 4111, and along the guide rails 4111. The movement of the guide opening 4111 prevents the carbon brushes from being detached from the motor casing during the conveying process, and provides a guarantee for the subsequent insertion of the movable end of the carbon brushes into the motor casing.

Further, the guide opening 4111 forms a guide surface 4112 at one end of the inlet. The guide surface 4112 is provided on the top surface and the bottom surface of the inlet end of the guide opening 4111 . By arranging a guide surface 4112 at the end of the guide opening 4111, the area of the end opening 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 connection base 412 , the guide connection base 412 is arranged over the two guide rails 411 and is connected and fixed with the two guide rails 411 . Preferably, two positioning slots 4121 are formed on the bottom surface of the guide connecting base 412 , and the two positioning slots 4121 are correspondingly inserted into the two guide rails 411 .

By arranging the positioning slot 4121 on the bottom surface of the guide connecting seat 412, the guide rail 411 can be embedded in the positioning slot 4121, improving the connection reliability between the guide connecting seat 412 and the guide rail 411, and ensuring the stability of the distance between the two guide rails 411.

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

In this embodiment, the guide connecting base 412 includes a guide slider 4122 , a fixed guide rail 44 is provided on the positioning and fixing frame 42 along the horizontal direction, and the guide slider 4122 is snapped with the fixed guide rail 44 Fits and slides along the fixed guide rail 44 .

By providing the linear drive mechanism 43, the guide rails 411 can move forward synchronously with the movement of the motor during the forward movement of the motor, providing positioning guidance for the carbon brushes all the time, preventing the carbon brushes from coming out of the motor casing.

Further, the guide connecting seat 412 includes a connecting vertical plate 4123 and a connecting horizontal plate 4124 that are vertically connected to each other. The guide slider 4122 is connected to the side of the connecting vertical plate 4123 away from the connecting horizontal plate 4124. The 4124 spans over the two guide rails 411 and is connected and fixed with the two guide rails 411. A reinforcing plate 4125 is connected between the connecting vertical plate 4123 and the connecting horizontal plate 4124. The output shaft of the driving cylinder is connected to the reinforcing plate 4125 .

12 to 15 , further, the carbon brush movable end installation device 5 includes a pre-positioning device 51 and a latch device 52 installed on the positioning and fixing frame 42 , and the pre-positioning device 51 includes a relatively positionable fixing frame 42 The mounting seat 5113 for lifting motion, the mounting seat 5113 is mounted with a front positioning member 5101 and a rear positioning member 5102, at least one of the front positioning member 5101 and the rear positioning member 5102 can slide relative to the mounting seat 5113 to make the front positioning member 5101 and the rear positioning member 5102 are close to or away from each other, one of the front positioning member 5101 and the rear positioning member 5102 is provided with a positioning clip 51021 for inserting and positioning the movable end of the carbon brush, and the other The positioning stopper 51011 that is pushed into the positioning jaw 51021 and blocks the positioning jaw 51021, the latch device 52 includes a latch member 521 and a latch drive mechanism 522, and the latch member 521 is used to be inserted into the positioning jaw. 51021 and insert the movable end of the carbon brush located in the positioning jaw 51021 into the motor housing, the latch driving mechanism 522 is used to drive the latch 521 to move in the horizontal direction and insert the latch 521 into the positioning jaw 51021 .

The movable end of the carbon brush is clamped by the front positioning member 5101 and the rear positioning member 5102, and then inserted into the positioning jaw 51021 through the plug 521 of the latch device 52, and the movable end of the carbon brush in the positioning jaw 51021 is pushed into To the motor casing, the complete assembly of the carbon brush and the motor casing is realized without manual operation, realizing fully automatic production, improving production efficiency, and improving the consistency of carbon brush installation.

In this embodiment, the rear positioning member 5102 is provided with the positioning clip 51021, and the bottom of the front positioning member 5101 is bent toward the side close to the rear positioning member 5102 to form the positioning stopper 51011, The positioning stopper 51011 is inserted into the positioning clip opening 51021 and blocks the positioning clip opening 51021 .

By arranging a plug-and-match structure of the bent positioning stop 51011 and the positioning clip 51021, the front positioning member 5101 and the rear positioning member 5102 can be matched more accurately, and the positioning effect of the movable end of the carbon brush is improved.

In this embodiment, a lift driving cylinder 5103 is arranged on the positioning and fixing frame 42 , and the lifting driving cylinder 5103 is connected with the mounting seat 5113 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 Connected by slider rails.

Further, an upper sliding seat 5104 and a lower sliding seat 5105 are respectively installed on the upper surface and the lower surface of the mounting seat 5113, and the upper sliding seat 5104 and the lower sliding seat 5105 are slidably connected in the horizontal direction along the same linear direction. On the mounting seat 5113 , 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, an upper driving cylinder 5106 and a lower driving cylinder 5107 are respectively connected to the upper surface and the lower surface of the mounting seat 5113, and the upper driving cylinder 5106 is connected to the upper sliding seat 5104 for driving the upper sliding seat 5104 horizontally. To move, the lower driving cylinder 5107 is connected with the lower seat 5105 to drive the lower seat 5105 to move. rail connection.

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

In this embodiment, a pair of the front positioning member 5101 and the rear positioning member 5102 are arranged side by side, a pair of the latch members 521 is correspondingly arranged, and the two latch members 521 are arranged on two sides of the pair of front positioning members 5101 side. 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 support plate 5108 , and the front connecting plate 5110 and the vertical support plate 5108 are connected by the slider rail.

By arranging the front connecting plate 5110 that can slide vertically, the front connecting plate 5110 drives the front positioning member 5101 to move in the vertical direction. When the movable end of the carbon brush is clamped and positioned, the front positioning member 5101 can be connected with the rear positioning member. After the 5102 is separated, it rises, so that the movable end of the carbon brush can be inserted into the positioning jaw 51021 in the horizontal direction. After the insertion is completed, the front positioning member 5101 is moved down and reset again, and the movable end of the carbon brush is completely pushed into the positioning jaw 51021. position.

Further, the bolt device 52 includes a bolt fixing seat 523, and the two bolt members 521 are slidably connected to the bolt fixing seat 523 along the horizontal direction. The bolt driving mechanism 522 includes a bolt driving cylinder, and the The latch driving cylinder is connected with the two latch members 521 and moves the two latch members 521 in opposite directions to approach or move away from each other. Preferably, the two ends of the latch positioning seat are provided with sliding limit blocks 524 , and the two sliding limit blocks 524 are respectively used to provide sliding limits for the two latch members 521 .

The two bolt members 521 are driven to move in opposite directions by the bolt driving the cylinder, so that the movable ends of the two carbon brushes on the motor casing can be completely inserted into the slot holes of the motor casing for fixing, which improves the installation efficiency of the carbon brushes. .

In this embodiment, the latch member 521 includes a latch mounting plate 5211 , one side of the latch mounting plate 5211 protrudes to form a latch head 5212 , the latch head 5212 is used to be inserted into the positioning jaw 51021 .

Further, a rear connecting plate 5111 is connected to the lower seat 5105, and the two rear positioning members 5102 are connected to the bottom of the rear connecting plate 5111. Piece 5112, the pressing piece 5112 is used for pressing against the top surface of the motor casing after the mounting seat 5113 is moved down. Preferably, the pressing member 5112 is a pressing wheel, the pressing wheel can rotate relative to the lower seat 5105 , and the pressing wheel is arranged between the two rear positioning members 5102 .

By setting the pinch wheel, the pinch wheel can be pressed on the upper surface of the motor, and the pinch wheel cooperates with the jacking device located below the motor, so that the motor will not tilt during the jacking process, and ensure that the latch 521 is in the It is more stable when the movable end of the carbon brush is inserted.

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

First, the carbon brushes are fed through the linear conveying track, and then in the rotary feeding device 1, the carbon brushes are alternately clamped by rotating 180° of two pneumatic clamping jaws back and forth, and then the carbon brushes are placed on the rotary feeding platform 2, and the rotary feeding The rotating platform 22 on the material platform 2 rotates to change the position where the carbon brushes are placed. The carbon brush installation device 3 traverses two pneumatic clamping jaws to the top of the rotating discharge platform 2, and the pneumatic clamping jaws move down to clamp the two carbon brushes at the same time, and then transfer the carbon brushes to the top of the motor, and then move the carbon brushes to the top of the motor. Align with the slot hole on the motor housing, and the carbon brush is obliquely inserted into the slot hole of the motor housing through the swing mechanism 36. At this time, only the carbon block part of the carbon brush is inserted into the slot hole of the motor housing, and the carbon brush installation device 3 is as a whole. Reset and clamp the next pair of carbon brushes. The motor and the jig 6 are transported forward through the linear transfer device. When moving to the carbon brush installation and positioning device 4, the movable end of the carbon brush, that is, the spring part, enters the guide rail 411 to ensure that the carbon brush will not be separated from the motor casing. Come out until the motor moves to the installation device 5 at the movable end of the carbon brush. Use the front positioning member 5101 and the rear positioning member 5102 to clamp the movable end of the carbon brush, and then use the latch member 521 to insert the movable end of the carbon brush into the positioning jaw 51021, and push the movable end of the carbon brush in the positioning jaw 51021 into the slot hole of the motor casing inside, complete the installation of the carbon brushes.

To sum up, the solution of the present invention has the following advantages:

In the carbon brush installation equipment according to the present invention, the carbon brushes are transferred to the rotary discharge platform 2 by the rotary feeding device 1, and the carbon brush installation device 3 clamps the carbon brushes on the rotary discharge platform 2, and then inserts them into the electric circuit in opposite directions. On the casing, the linear transfer device transfers the motor to the carbon brush movable end installation device 5. During the transfer process, the carbon brush installation and positioning device 4 can position the carbon brush movable end, and the carbon brush movable end installation device 5 The movable end of the brush is inserted into the motor casing to complete the assembly of the carbon brush and the motor casing, which realizes the automatic installation of the motor carbon brush and greatly improves the production efficiency.

The above are only some embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. It should be regarded as the protection scope of the present invention.

Claims (10)

1. A carbon brush movable end installation device is characterized in that: comprising a positioning and fixing frame, the positioning and fixing frame is provided with a pre-positioning device and a latching device, and the pre-positioning device includes an installation that can move up and down relative to the positioning and fixing frame. A front positioning member and a rear positioning member are installed on the mounting seat, and at least one of the front positioning member and the rear positioning member can slide relative to the mounting seat to make the front positioning member and the rear positioning member approach or move away from each other. One of the positioning member and the rear positioning member is provided with a positioning clip for inserting and positioning the movable end of the carbon brush, and the other is provided with a positioning stopper for pushing the carbon brush into the positioning clip and blocking the positioning clip. The latch device includes a latch member and a latch drive mechanism, the latch member is used to be inserted into the positioning clip and the movable end of the carbon brush located in the positioning clip is inserted into the motor housing, and the latch drive mechanism is used for The latch member is driven to move in the horizontal direction and inserted into the positioning jaw. 2 . The carbon brush movable end installation device according to claim 1 , wherein the positioning clip is provided on the rear positioning member, and the bottom of the front positioning member is bent toward the side close to the rear positioning member. 3 . The positioning stop part is formed by folding, and the positioning stop part is inserted into the positioning clip opening and forms a blockage of the positioning clip opening. 3. The carbon brush movable end installation device according to claim 2, wherein an upper sliding seat and a lower sliding seat are respectively installed on the upper surface and the lower surface of the mounting seat, and the upper sliding seat and the lower sliding seat are respectively installed. It is slidably connected to the mounting seat along the same straight line in the horizontal direction, the front positioning member is connected with the upper sliding seat, and the rear positioning member is connected with the lower sliding seat. 4 . The carbon brush movable end installation device according to claim 3 , wherein a vertical support plate is connected to the upper sliding seat, and the front positioning member is slidably connected to the vertical support along the vertical direction. 5 . On the plate, a vertical sliding drive member for driving the front positioning member to move vertically is installed on the vertical support plate. 5 . The carbon brush movable end installation device according to claim 4 , wherein a pair of the front positioning member and the rear positioning member are arranged side by side, a pair of the latch members is correspondingly arranged, and the two latch members are arranged side by side. 6 . It is arranged on both sides of a pair of front positioning pieces. 6 . The carbon brush movable end installation device according to claim 5 , wherein the latch device comprises a latch holder, and the two latch members are slidably connected to the latch holder along the horizontal direction, 6 . The latch driving mechanism includes a latch driving cylinder, which is connected with the two latch members and moves the two latch members in opposite directions to approach or move away from each other. 7 . The carbon brush movable end installation device according to claim 6 , wherein the two ends of the latch positioning seat are provided with sliding limit blocks, and the two sliding limit blocks are respectively used for two A latch provides a sliding limit. 8 . The carbon brush movable end installation device according to claim 5 , wherein a pressing member is installed on the sliding seat, and the pressing member is used to press the motor casing after the mounting seat is moved down. 9 . top. 9 . The carbon brush movable end installation device according to claim 8 , wherein the pressing member is a pressing wheel, the pressing wheel can rotate relative to the sliding seat, and the pressing wheel is arranged on two between the rear spacers. 10 . The carbon brush movable end installation device according to claim 1 , wherein the plug-in member comprises a plug-in installation plate, one side of the plug-in installation plate protrudes to form a plug-in head, and the plug-in head is used for inserting the plug-in head. into the positioning clip.

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