Equipment for automatically assembling sealing ring and motor shell of automobile wiper motor

Abstract

The utility model discloses an automatic sealing ring and motor shell assembling device for an automobile wiper motor, which comprises a device frame, a sealing ring assembling mechanism is arranged on one side of the top of the device frame, and a motor shell assembling mechanism is arranged on one side, close to the sealing ring assembling mechanism, of the top of the device frame. A feeding belt mechanism is arranged on the side, close to the motor shell installing mechanism, of the equipment frame, a butt joint screw hitting mechanism is arranged on the other side of the top of the equipment frame, an unqualified product taking mechanism is arranged on the side, close to the butt joint screw hitting mechanism, of the equipment frame, and a magnetizing mechanism is arranged on the side, close to the unqualified product taking mechanism, of the equipment frame. According to the device for automatically assembling the sealing ring and the motor shell of the automobile windscreen wiper motor, all stations of the whole machining device act at the same time, the production efficiency is improved, the labor cost is reduced, and the product machining quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile wiper motor processing, concretely to a kind of automobile wiper motor automatic assembly sealing ring and motor shell equipment. BACKGROUND

[0002] The wiper assembly system of automobile is to clean windshield for automobile, to provide a clear and bright driving sight for driver.Wiper assembly is indirectly made to reciprocating rotary motion of certain angle by some crank rotation driven by motor.The sealing ring and the shell of automobile wiper motor need to be installed in the production and processing process, the sealing ring is assembled to shell straight mouth first, then the motor shell is assembled to motor, and then the motor with motor shell is screwed, and generally sealing ring is assembled manually, shell is assembled manually, and screwing is manually operated, which is inefficient with more actions and high labor intensity. SUMMARY

[0003] The utility model aims at providing a kind of automobile wiper motor automatic assembly sealing ring and motor shell equipment to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of automobile wiper motor automatic assembly sealing ring and motor shell equipment, including equipment frame, the top of the equipment frame one side is equipped with sealing ring mechanism, the top of the equipment frame is equipped with motor shell mechanism near sealing ring mechanism, the equipment frame is equipped with feeding belt mechanism near motor shell mechanism, the top of the equipment frame is equipped with screwing mechanism, the equipment frame is equipped with taking mechanism near screwing mechanism, the equipment frame is equipped with magnetizing mechanism near taking mechanism, the middle part of the equipment frame is equipped with flow belt, the mobile end of the flow belt is installed with product carrier, the side of the product carrier is equipped with sealing ring column, the top of the equipment frame is equipped with shell direction mechanism near motor shell mechanism.

[0006] Preferably, the sealing ring mechanism includes first mounting bracket and left and right sliding cylinder mounted on the top of the first mounting bracket, the output end of the left and right sliding cylinder is equipped with electric cylinder, the output end of the electric cylinder is equipped with sealing ring six-jaw cylinder, the bottom of the sealing ring six-jaw cylinder is equipped with sealing ring claw, the top of the first mounting bracket one side is equipped with sealing ring chasing cylinder, the output end of the sealing ring chasing cylinder is installed with sealing ring chasing ring.

[0007] Preferably, the motor housing mechanism includes a second mounting frame and a guide rail arranged on the top of the second mounting frame, and a left upper and lower cylinder and a right upper and lower cylinder are respectively provided on both sides of the guide rail. Left and right push-pull cylinders are installed on one side of the top of the second mounting frame, and the movable ends of the left and right push-pull cylinders are connected to the left and right upper and lower cylinders. Limiting columns are installed on both sides of the top of the second mounting frame near the guide rail.

[0008] Preferably, the output end of the left upper and lower cylinder is provided with a left clamping cylinder, and the output end of the left clamping cylinder is provided with a left clamping claw, the output end of the right upper and lower cylinder is provided with a right clamping cylinder, and the output end of the right clamping cylinder is provided with a right clamping claw, and the shell direction-dividing mechanism includes a fixed seat, a stepper motor installed at the bottom of the fixed seat and a rotating seat connected to the output end of the stepper motor, and a first proximity sensor is provided on the side of the top of the fixed seat close to the rotating seat.

[0009] Preferably, the feeding belt mechanism includes a belt feeder and a positioning seat arranged at the bottom of one side of the belt feeder, a limiting cylinder is installed on the top of the positioning seat, the output end of the limiting cylinder is connected to the limiting block, a second proximity sensor is installed on the top of the limiting block, a left stop cylinder is provided on the side of the belt feeder close to the limit block, the output end of the left stop cylinder is connected to the left stop block, a right stop cylinder is provided on the side of the belt feeder close to the left stop cylinder, the output end of the right stop cylinder is connected to the right stop block, and a limiting bar is provided on one side of the top of the belt feeder.

[0010] Preferably, the butt screw driving mechanism includes a screw driving machine, and a push-out cylinder is provided on the side of the top of the circulating belt corresponding to the screw driving machine, the output end of the push-out cylinder is provided with a first clamping cylinder, and the output end of the first clamping cylinder is provided with a limiting clamp.

[0011] Preferably, the defective product removal mechanism includes a third mounting frame and left and right material moving cylinders arranged on the top of the third mounting frame, the output ends of the left and right material moving cylinders are provided with up and down pushing cylinders, the output ends of the up and down pushing cylinders are provided with a second clamping cylinder, the output end of the second clamping cylinder is installed with a defective product clamp, a defective product belt is provided on one side of the defective product removal mechanism, the magnetizing mechanism includes a base frame and a magnetizing head arranged on the top of the base frame, and a lifting cylinder is provided at the bottom of the circulating belt close to the magnetizing head.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The motor and the sealing ring are transferred with the product carrier from left to right on the transfer belt to each processing station, the sealing ring is taken off from the sealing ring carrier column of the product carrier and assembled to the straight mouth of the motor reduced shell through the sealing ring assembling mechanism, the motor shell is assembled to the motor reduced shell through the motor shell assembling mechanism, the butt joint screw mechanism is screwed to the motor through the screwing machine, the motor is transferred with the product carrier from the butt joint screw mechanism station to the unqualified product taking mechanism station, the unqualified product taking mechanism takes out the unqualified motor, if qualified, the motor is transferred with the product carrier from the unqualified product taking mechanism station to the magnetizing mechanism, the magnetizing mechanism magnetizes the motor, and after magnetizing is completed, the motor is continuously transferred to the next equipment, the whole processing equipment is simultaneously operated, the production efficiency is improved, no fixed personnel are needed, the labor cost is reduced, the whole equipment is automatically operated, the unqualified product is automatically taken out, the failure time is eliminated, and the quality of product processing is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a structure view of the sealing ring assembling mechanism of the utility model;

[0016] Figure 3 It is a side structure view of the sealing ring assembling mechanism of the utility model;

[0017] Figure 4 It is a structure view of the motor shell assembling mechanism of the utility model;

[0018] Figure 5 It is a structure view of the shell direction separating mechanism of the utility model;

[0019] Figure 6 It is a structure view of the feeding belt mechanism of the utility model;

[0020] Figure 7 It is a connection structure view of the transfer belt of the utility model;

[0021] Figure 8 It is a structure view of the unqualified product taking mechanism of the utility model;

[0022] Figure 9 It is a structure view of the magnetizing mechanism of the utility model.

[0023] In the figure: 1, equipment frame; 2, seal ring installation mechanism; 3, motor housing installation mechanism; 4, butt screw installation mechanism; 5, unqualified product taking mechanism; 6, magnetizing mechanism; 7, flow belt; 8, feeding belt mechanism; 9, first mounting frame; 10, left and right sliding cylinders; 11, electric cylinder; 12, seal ring six-jaw cylinder; 13, seal ring claw; 14, product carrier; 15, seal ring carrier column; 16, seal ring chasing cylinder; 17, seal ring chasing ring; 18, second mounting frame; 19, housing direction dividing mechanism; 20, guide rail; 21, left and right push-pull cylinders; 22, left up-down cylinder; 23, left clamping jaw cylinder; 24, left material clamping jaw; 25, right up-down cylinder; 26, right clamping jaw cylinder; 27, right material clamping jaw; 28, limiting column; 29, fixed seat; 30, stepping motor; 31, rotating seat; 32, first proximity sensor; 33, belt feeder; 34, positioning seat; 35, limiting cylinder; 36, limiting block; 37, second proximity sensor; 38, limiting lever; 39, left blocking cylinder; 40, left blocking block; 41, right blocking cylinder; 42, right blocking block; 43, pushing-out cylinder; 44, first clamping jaw cylinder; 45, limiting clamping jaw; 46, third mounting frame; 47, left and right material moving cylinder; 48, up-down pushing cylinder; 49, second clamping jaw cylinder; 50, unqualified product clamping jaw; 51, unqualified product belt; 52, base frame; 53, jacking cylinder; 54, magnetizing head; 55, screw driver. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figure 1-9 The utility model provides a kind of automobile wiper motor automatic assembly seal ring and motor housing equipment, including equipment frame 1, the top of equipment frame 1 one side is equipped with seal ring installation mechanism 2, the top of equipment frame 1 is equipped with motor housing installation mechanism 3 near seal ring installation mechanism 2, equipment frame 1 is equipped with feeding belt mechanism 8 near motor housing installation mechanism 3, the other side of the top of equipment frame 1 is equipped with butt screw installation mechanism 4, equipment frame 1 is equipped with unqualified product taking mechanism 5 near butt screw installation mechanism 4, equipment frame 1 is equipped with magnetizing mechanism 6 near unqualified product taking mechanism 5, the middle of equipment frame 1 is equipped with flow belt 7, product carrier 14 is installed in the movement end of flow belt 7, one side of product carrier 14 is equipped with seal ring carrier column 15, the top of equipment frame 1 is equipped with housing direction dividing mechanism 19 near motor housing installation mechanism 3;

[0026] In this embodiment, the motor and the sealing ring are processed by the product carrier 14 flowing through the flow belt 7 from left to right to the positions of the sealing ring mounting mechanism 2, the motor shell mounting mechanism 3, the butt screw mechanism 4, the unqualified product taking mechanism 5 and the magnetizing mechanism 6, and the product carrier 14 carrying the motor and the sealing ring flows on the flow belt until the processing is completed.

[0027] Referring to Figure 1-3 , the sealing ring mounting mechanism 2 includes a first mounting frame 9 and left and right sliding cylinders 10 mounted on the top of the first mounting frame 9, the output end of the left and right sliding cylinders 10 is provided with an electric cylinder 11, the output end of the electric cylinder 11 is provided with a sealing ring six-jaw cylinder 12, the bottom of the sealing ring six-jaw cylinder 12 is provided with a sealing ring claw 13, the top of one side of the first mounting frame 9 is provided with a sealing ring chasing cylinder 16, and the output end of the sealing ring chasing cylinder 16 is mounted with a sealing ring chasing ring 17.

[0028] In this embodiment, the left and right sliding cylinders 10 move to the left side of the cylinder, the electric cylinder 11 extends, when the lowest part of the sealing ring claw 13 is lower than the sealing ring on the sealing ring carrier column 15 of the product carrier 14, the sealing ring six-jaw cylinder 12 drives the sealing ring claw 13 to open, at this time the sealing ring is stretched by the claw and separated from the sealing ring carrier column 15, then the electric cylinder 11 retracts, the left and right sliding cylinders 10 move to the right side of the cylinder, the electric cylinder 11 extends, drives the sealing ring claw 13 to move downward, when the lowest part of the sealing ring claw 13 reaches the straight mouth of the motor sealing ring, the sealing ring chasing cylinder 16 drives the sealing ring chasing ring 17 to chase the sealing ring from the claw to the sealing ring mounting position of the motor straight mouth, at this time the sealing ring is assembled, the electric cylinder 11 retracts, the sealing ring six-jaw cylinder 12 drives the sealing ring claw 13 to retract, the sealing ring chasing cylinder 16 retracts, and returns to the initial position shown in the figure, the motor with the assembled sealing ring continues to flow with the flow belt 7 and the product carrier 14 to the work position of the motor shell mounting mechanism 3.

[0029] Referring to Figure 4 , the motor shell mounting mechanism 3 includes a second mounting frame 18 and a guide rail 20 arranged on the top of the second mounting frame 18, the guide rail 20 is provided with a left up-down cylinder 22 and a right up-down cylinder 25 on both sides respectively, a left and right push-pull cylinder 21 is mounted on one side of the top of the second mounting frame 18, the moving end of the left and right push-pull cylinder 21 is connected with the left up-down cylinder 22 and the right up-down cylinder 25, two limit columns 28 are mounted on both sides of the top of the second mounting frame 18 close to the guide rail 20, the output end of the left up-down cylinder 22 is provided with a left clamping jaw cylinder 23, the output end of the left clamping jaw cylinder 23 is provided with a left clamping jaw 24, the output end of the right up-down cylinder 25 is provided with a right clamping jaw cylinder 26, and the output end of the right clamping jaw cylinder 26 is provided with a right clamping jaw 27.

[0030] In this embodiment, the motor housing on the feeding belt mechanism 8 is taken to the housing direction-dividing mechanism 19 through the cooperation of the left and right push-pull cylinders 21, the left upper and lower cylinders 22, the right upper and lower cylinders 25, the left clamping cylinder 23, the right clamping cylinder 26, the left clamping claw 24, and the right clamping claw 27. The motor housing on the feeding belt mechanism 8 is taken to the housing direction-dividing mechanism 19, and the motor housing with the direction divided on the housing direction-dividing mechanism 19 is assembled to the motor on the product carrier 14. Its main function is to divide the direction of the motor housing and assemble the motor housing for the motor on the pallet. After that, the motor is transferred to the next workstation with the pallet.

[0031] See Figure 5 The housing direction-dividing mechanism 19 includes a fixed base 29, a stepping motor 30 installed at the bottom of the fixed base 29, and a rotating base 31 connected to the output end of the stepping motor 30. A first proximity sensor 32 is provided on the top of the fixed base 29 near the rotating base 31.

[0032] In this embodiment, the stepper motor 30 drives the rotating seat 31 to rotate, thereby driving the motor housing to rotate. When the protruding position of the motor housing rotates to the first proximity sensor 32, the first proximity sensor 32 senses the motor housing and the stepper motor 30 stops. At this time, the motor housing is in the correct direction.

[0033] See Figure 1-6 The feeding belt mechanism 8 includes a belt feeder 33 and a positioning seat 34 arranged at the bottom of one side of the belt feeder 33. A limit cylinder 35 is installed on the top of the positioning seat 34. The output end of the limit cylinder 35 is connected to the limit block 36. A second proximity sensor 37 is installed on the top of the limit block 36. A left stop cylinder 39 is provided on the side of the belt feeder 33 close to the limit block 36. The output end of the left stop cylinder 39 is connected to the left stop block 40. A right stop cylinder 41 is provided on the side of the belt feeder 33 close to the left stop cylinder 39. The output end of the right stop cylinder 41 is connected to the right stop block 42. A limit bar 38 is provided on one side of the top of the belt feeder 33.

[0034] In this embodiment, the motor housings are separated one by one and sent to Figure 6 Position, when the motor housing at one end of the belt feeder 33 is caught by the motor housing installation mechanism 3 and is walked to the housing direction dividing mechanism 19, the limit cylinder 35 extends, and the left block cylinder 39 and the right block cylinder 41 extend, the belt feeder 33 rotates, and the right block cylinder 41 drives the right block 42 to retract, and the motor housing moves to the middle of the left block 40 and the right block 42, and the right block cylinder 41 drives the right block 42 to extend to block the subsequent motor housing, and the left block cylinder 39 drives the left block 40 to retract, and the motor housing moves to the limit block 36 between the left block 40 and the right block 42, and the second proximity sensor 37 senses the motor housing, and the limit cylinder 35 drives the limit block 36 and the second proximity sensor 37 to retract. At this time, a motor housing is ready for the motor housing installation mechanism.

[0035] Referring to Figure 1-7 , the butt screw mechanism 4 includes a screwing machine 55, and the top of the flow belt 7 is provided with a push-out cylinder 43 corresponding to one side of the screwing machine 55. The output end of the push-out cylinder 43 is provided with a first clamping cylinder 44, and the output end of the first clamping cylinder 44 is provided with a limiting clamp 45;

[0036] In this embodiment, the motor shell is corrected and butt screwed by the butt screw mechanism 4. When the motor flows to the butt screw mechanism 4 station with the product carrier 14, the push-out cylinder 43 is pushed out, the first clamping cylinder 44 drives the limiting clamp 45 to clamp the motor shell and the reduction shell, so that the motor shell mounting hole and the reduction shell threaded bottom hole are corrected and aligned. The screwing machine 55 acts, so that the motor shell and the motor reduction shell are fastened together, and the motor flows to the next station.

[0037] Referring to Figure 8 , the unqualified product taking mechanism 5 includes a third mounting frame 46 and a left and right material moving cylinder 47 arranged on the top of the third mounting frame 46. The output end of the left and right material moving cylinder 47 is provided with an up and down pushing cylinder 48, the output end of the up and down pushing cylinder 48 is provided with a second clamping cylinder 49, and the output end of the second clamping cylinder 49 is provided with an unqualified product clamp 50. One side of the unqualified product taking mechanism 5 is provided with an unqualified product belt 51;

[0038] In this embodiment, when the butt screwing mechanism produces unqualified motors, the unqualified product taking mechanism 5 drives the unqualified product clamp 50 to clamp the unqualified product by retracting the second clamping cylinder 49, and then retracts the up and down pushing cylinder 48, moves the left and right material moving cylinder 47 to the left, moves the up and down pushing cylinder 48 to the down, and drives the unqualified product clamp 50 to loosen by the second clamping cylinder 49. Thus, the unqualified motor is taken from the product carrier 14 to the unqualified product belt 51, and the empty product carrier 14 flows on the flow belt 7.

[0039] Referring to Figure 9 , the magnetizing mechanism 6 includes a base frame 52 and a magnetizing head 54 arranged on the top of the base frame 52, and the bottom of the side of the flow belt 7 close to the magnetizing head 54 is provided with a jacking cylinder 53;

[0040] In this embodiment, the motor is magnetized by the magnetizing mechanism 6. The jacking cylinder 53 extends to send the product carrier 14 and the motor on the product carrier 14 to the magnetizing head 54. The magnetizing head 54 magnetizes the motor. After magnetizing is completed, the jacking cylinder 53 retracts, and the motor flows to the next equipment with the product carrier 14.

[0041] In specific use, the automobile wiper motor automatic assembly seal ring and motor housing equipment of the utility model, the motor and the seal ring are transferred from left to right with the product carrier 14 through the transfer belt 7 to the position of the seal ring assembly mechanism 2, the seal ring assembly mechanism 2 takes down the seal ring from the seal ring carrier column 15 of the product carrier 14 and assembles to the motor reduced housing straight mouth, the motor with the assembled seal ring is transferred from the seal ring assembly mechanism 2 station with the product carrier 14 to the motor housing assembly mechanism 3, and the housing direction mechanism 19 finds the direction of the housing, then the motor housing is assembled to the motor reduced housing through the motor housing assembly mechanism 3, then the motor with the assembled housing is transferred from the motor housing assembly mechanism 3 with the product carrier 14 to the butt joint screw mechanism 4 position, the butt joint screw mechanism 4 is screwed to the motor through the screwing machine 55, and the motor housing and the reduced housing are fastened, if the motor with the screwed butt joint screw is judged unqualified, then the motor is transferred from the butt joint screw mechanism 4 station with the product carrier 14 to the unqualified product taking mechanism 5 station, the unqualified motor is taken out by the unqualified product taking mechanism 5, and the empty tray with the taken motor continues to walk empty, if the motor with the screwed butt joint screw is judged qualified, then the motor is transferred from the unqualified product taking mechanism 5 station with the product carrier 14 to the magnet charging mechanism 6, the magnet charging mechanism 6 charges the magnet to the motor, and continues to transfer to the next equipment after the magnet charging is completed, the whole processing equipment simultaneously acts each station, improves the production efficiency, and no fixed personnel, reduces the labor cost, the whole equipment automatically runs, the unqualified product is automatically taken off, the fault time is eliminated, and the quality of product processing is improved.

[0042] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An automatic assembly device for a seal ring and a motor housing of a car wiper motor, comprising a device frame (1), characterized in that: A sealing ring installation mechanism (2) is provided on one side of the top of the equipment frame (1), a motor housing installation mechanism (3) is provided on one side of the top of the equipment frame (1) close to the sealing ring installation mechanism (2), a feeding belt mechanism (8) is provided on one side of the equipment frame (1) close to the motor housing installation mechanism (3), a docking screw mechanism (4) is provided on the other side of the top of the equipment frame (1), a defective product removal mechanism (5) is provided on one side of the equipment frame (1) close to the docking screw mechanism (4), a magnetizing mechanism (6) is provided on one side of the equipment frame (1) close to the defective product removal mechanism (5), a circulating belt (7) is provided in the middle of the equipment frame (1), a product carrier (14) is installed at the movable end of the circulating belt (7), a sealing ring supporting column (15) is provided on one side of the product carrier (14), and a housing direction dividing mechanism (19) is provided on one side of the top of the equipment frame (1) close to the motor housing installation mechanism (3).

2. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The sealing ring installation mechanism (2) comprises a first mounting frame (9) and a left and right sliding cylinder (10) installed on the top of the first mounting frame (9), an electric cylinder (11) is provided at the output end of the left and right sliding cylinder (10), a sealing ring installation six-claw cylinder (12) is provided at the output end of the electric cylinder (11), a sealing ring claw (13) is provided at the bottom of the sealing ring installation six-claw cylinder (12), a sealing ring lowering cylinder (16) is provided at the top of one side of the first mounting frame (9), and a sealing ring driving ring (17) is installed at the output end of the sealing ring lowering cylinder (16).

3. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The motor housing mechanism (3) includes a second mounting frame (18) and a guide rail (20) arranged on the top of the second mounting frame (18), and a left upper and lower cylinder (22) and a right upper and lower cylinder (25) are respectively provided on both sides of the guide rail (20). A left and right push-pull cylinder (21) is installed on one side of the top of the second mounting frame (18), and the movable ends of the left and right push-pull cylinder (21) are connected to the left and right upper and lower cylinders (22) and the right upper and lower cylinders (25). Limiting columns (28) are installed on both sides of the top of the second mounting frame (18) near the guide rail (20).

4. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 3, characterized in that: The output end of the left upper and lower cylinder (22) is provided with a left clamping claw cylinder (23), and the output end of the left clamping claw cylinder (23) is provided with a left clamping claw (24). The output end of the right upper and lower cylinder (25) is provided with a right clamping claw cylinder (26), and the output end of the right clamping claw cylinder (26) is provided with a right clamping claw (27).

5. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The housing direction-dividing mechanism (19) comprises a fixed seat (29), a stepping motor (30) mounted at the bottom of the fixed seat (29), and a rotating seat (31) connected to the output end of the stepping motor (30). A first proximity sensor (32) is provided on a side of the top of the fixed seat (29) close to the rotating seat (31).

6. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The feeding belt mechanism (8) includes a belt feeder (33) and a positioning seat (34) arranged at the bottom of one side of the belt feeder (33), a limit cylinder (35) is installed on the top of the positioning seat (34), the output end of the limit cylinder (35) is connected to the limit block (36), and a second proximity sensor (37) is installed on the top of the limit block (36). A left stop cylinder (39) is provided on the side of the belt feeder (33) close to the limit block (36), and the output end of the left stop cylinder (39) is connected to the left stop block (40). A right stop cylinder (41) is provided on the side of the belt feeder (33) close to the left stop cylinder (39), and the output end of the right stop cylinder (41) is connected to the right stop block (42). A limit bar (38) is provided on one side of the top of the belt feeder (33).

7. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The butt screw mechanism (4) includes a screw driving machine (55), and a push-out cylinder (43) is provided on the top of the circulating belt (7) on a side corresponding to the screw driving machine (55), and a first clamping cylinder (44) is provided at the output end of the push-out cylinder (43), and a limiting clamping claw (45) is provided at the output end of the first clamping cylinder (44).

8. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The defective product removal mechanism (5) comprises a third mounting frame (46) and a left and right material transfer cylinder (47) arranged on the top of the third mounting frame (46), an output end of the left and right material transfer cylinder (47) is provided with an up and down pushing cylinder (48), an output end of the up and down pushing cylinder (48) is provided with a second clamping cylinder (49), an output end of the second clamping cylinder (49) is provided with a defective product clamping claw (50), and a defective product belt (51) is provided on one side of the defective product removal mechanism (5).

9. The automatic assembly equipment for sealing ring and motor housing of automobile wiper motor according to claim 1, characterized in that: The magnetizing mechanism (6) includes a base frame (52) and a magnetizing head (54) arranged on the top of the base frame (52), and a lifting cylinder (53) is provided at the bottom of the circulating belt (7) on the side close to the magnetizing head (54).

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