CN211183689U

CN211183689U - Automatic lifting motor shaft for automobile window regulator

Info

Publication number: CN211183689U
Application number: CN201921846659.3U
Authority: CN
Inventors: 周剑辉
Original assignee: Ningbo Xinjinghua Shaft Co ltd
Current assignee: Ningbo Xinjinghua Shaft Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-04
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a car shakes automatic rising motor shaft of window, including the worm connecting axle, both ends are connected with first connecting axle and second connecting axle respectively about the worm connecting axle, first connecting axle and second connecting axle outer end are connected with the motor shaft respectively and clamp portion and second motor shaft, the motor shaft clamps portion and second motor shaft outer end and is connected with first motor shaft and location axle bed respectively. The utility model relates to a novelty, it is rational in infrastructure, for solving the problem that the motor shaft drunkenness produced the noise, this device has set up and has extended the axostylus axostyle, lead to groove, reference column pole, constant head tank, screens step, ring groove, annular boss, spring, location boss and gasket, through extending the axostylus axostyle, lead to groove, reference column pole, constant head tank, screens step, ring groove, annular boss, spring, location boss and gasket cooperate and can effectually prevent the motor shaft drunkenness, noise abatement, excellent in use effect.

Description

Automatic lifting motor shaft for automobile window regulator

Technical Field

The utility model relates to a motor shaft field, in particular to car shakes automatic rising motor shaft of window.

Background

The permanent magnet type direct current motor with a speed reducer in an electric device for adjusting the lifting of a swinging window is used on an automobile, and the common working principle is as follows: when the motor is powered on, the armature shaft and the worm rotate, the worm is meshed with the gear to drive the gear to rotate, so that the work is realized, when the motor is used, a steel ball is generally arranged on the connection between the motor shaft and the motor accommodating shell, the steel ball is arranged in the bearing fixing seat, a gap is formed between the tail end of the motor shaft and the steel ball, the gap is required by the rotation characteristic of the motor, namely the axial movement of the motor which is commonly known by people is about 0mm to 0.5mm, and when the motor rotates, the motor worm is meshed with the worm wheel, the motor shaft can generate a front and back force along the axial direction; when the motor rotates to switch forward and reverse rotation, the tail end of the motor shaft and the steel ball generate impact sound; such noise may affect the use effect of the user, causing complaints from the user.

Based on the technical problems existing in the motor shaft, no relevant solution exists; there is therefore a pressing need to find effective solutions to the above problems.

Disclosure of Invention

An object of the utility model is to prior art's defect and not enough, provide a car shakes window automatic rising motor shaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model relates to an automatic lifting motor shaft for automobile window regulator, which comprises a worm connecting shaft, wherein the left and right ends of the worm connecting shaft are respectively connected with a first connecting shaft and a second connecting shaft, the outer ends of the first connecting shaft and the second connecting shaft are respectively connected with a motor shaft clamping part and a second motor shaft, the outer side wall of the motor shaft clamping part is transversely provided with a convex disc, the left side wall of the motor shaft clamping part is provided with a clamping groove, the inside of the clamping groove is provided with a thread fixing table, the outer side wall of the second motor shaft is provided with an annular boss, the outer end of the right side of the second motor shaft is provided with a clamping step, the center of the right side wall of the second motor shaft is provided with a positioning groove, the outer ends of the motor shaft clamping part and the second motor shaft are respectively connected with a first motor shaft and a positioning shaft seat, the first motor shaft comprises a connecting shaft end, a, the positioning shaft seat is characterized in that a positioning boss is arranged on the outer side wall of the positioning shaft seat, a positioning cavity is formed in the left side wall of the positioning shaft seat, an annular clamping groove is formed in the outer end of the positioning cavity, a positioning post rod is arranged in the inner cavity of the positioning cavity, and a rotating threaded post is arranged in the center of the right side wall of the positioning shaft seat.

Furthermore, the worm connecting shaft, the first connecting shaft, the second connecting shaft, the motor shaft clamping portion and the second motor shaft are integrally formed, and the worm connecting shaft, the first connecting shaft, the second connecting shaft, the motor shaft clamping portion, the second motor shaft, the first motor shaft and the positioning shaft seat are all located on the same axial line.

Furthermore, the outer side wall of the worm connecting shaft is provided with external threads, the protruding disc, the clamping groove and the thread fixing table are integrally formed with the motor shaft clamping portion, the connecting shaft is convexly arranged at the outer end of the connecting shaft end, the connecting shaft is radially provided with pin holes, the connecting shaft end, the fixing clamping end and the extending shaft rod are integrally formed, a transition arc surface is arranged at the joint of the second motor shaft and the second connecting shaft, and a spring is connected between the second motor shaft and the positioning shaft seat.

Furthermore, column grooves are formed in the worm connecting shaft, the first connecting shaft, the second connecting shaft, the motor shaft clamping portion and the second motor shaft and are connected and combined to form a through groove, one end of the through groove is located at the center of the thread fixing table, and the other end of the through groove is located at the inner end of the positioning groove and is communicated with the positioning groove.

Further, the first connecting shaft outside is provided with the motor, and is provided with on the motor right side wall and clamps a matched with end shell with the motor shaft, first connecting shaft is connected with the motor rotation, the inside connecting axle of establishing with connecting axle matched with on the first motor shaft is provided with concavely of motor inside, the connecting axle is planted in concavely establishing the connecting axle through interference fit and is connected fixedly through the connecting pin, the location axle bed sets up on holding the chamber inside wall that holds the casing and through rotating the screw thread post with set up the revolving stage fixed connection on holding the chamber inside wall.

Further, the fixing clip end is located the draw-in groove and fixed with the draw-in groove spiro union, the fixing clip end is equipped with the sealing washer with the draw-in groove junction, the ring groove cover establish outside the screens step and with screens step sliding connection, the location post pole is located the constant head tank and with the constant head tank looks adaptation, extend the axostylus axostyle and be located logical inslot and with logical groove threaded connection, the post hole has been seted up with the corresponding department in location post pole position to the extension axostylus axostyle, location post pole one end is located the post hole and with post hole sliding connection, the spring is located between annular boss and the location boss, extend between axostylus axostyle and the location post pole, ring groove and screens step and location intracavity portion all are equipped with the gasket, the gasket is.

The utility model discloses beneficial effect does:

(1) compare with traditional motor shaft, this device has set up worm connecting axle, first connecting axle, second connecting axle, motor shaft and has clamped portion and second motor shaft and for the integrated into one piece design to all be in same axial lead with first motor shaft and location axle bed, convenient assembling reduces size error.

(2) Compare with traditional motor shaft, this device has set up and has extended the axostylus axostyle, lead to the groove, the location post pole, the constant head tank, the screens step, ring groove, annular boss, spring and location boss, through extending the axostylus axostyle, lead to the groove, the location post pole, the constant head tank, the screens step, ring groove, annular boss, spring and location boss cooperate effectually to carry on spacingly to the motor shaft, the precision when having guaranteed the operation, reduce friction, solved because of the too big positioning gap emergence change (increase) that causes of friction, lead to the motor shaft unstable, the problem of noise easily appears when the operation.

(3) Compare with traditional motor shaft, this device has set up the gasket at the location chamber, and when the motor just reverses, the gasket also can receive extrusion and release thereupon, reduces the clearance through the state that changes the gasket, effectual noise abatement.

Drawings

Fig. 1 is a schematic structural view of an automatic lifting motor shaft for a window regulator of an automobile according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a motor shaft clamping part of an automatic lifting motor shaft of an automobile window winder according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first motor shaft of an automatic lifting motor shaft for a window regulator of an automobile according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a positioning shaft seat of an automatic lifting motor shaft of an automobile window regulator according to an embodiment of the present invention.

In FIGS. 1-4: 1. a worm connecting shaft; 2. a first connecting shaft; 3. a second connecting shaft; 4. a motor shaft clamping part; 41. a raised disk; 42. a card slot; 43. a thread fixing table; 5. a second motor shaft; 51. an annular boss; 52. a clamping step; 53. positioning a groove; 6. a first motor shaft; 61. connecting the shaft ends; 62. fixing the card end; 63. an extension shaft; 7. positioning the shaft seat; 71. positioning the boss; 72. a positioning cavity; 73. an annular neck; 74. positioning the post rod; 75. rotating the threaded column; 100. a transition arc surface; 200. a spring; 300. a through groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in figures 1 to 4, an automatic lifting motor shaft for automobile window regulator, including a worm connecting shaft 1, both ends are connected with first connecting shaft 2 and second connecting shaft 3 respectively about worm connecting shaft 1, first connecting shaft 2 and 3 outer ends of second connecting shaft are connected with motor shaft clamping portion 4 and second motor shaft 5 respectively, transversely be provided with protruding dish 41 on the motor shaft clamping portion 4 lateral wall, the motor shaft clamping portion 4 left side wall has been seted up draw-in groove 42, and draw-in groove 42 is inside to be equipped with thread fixing platform 43, be equipped with annular boss 51 on the second motor shaft 5 lateral wall, second motor shaft 5 right side outer end is equipped with clamping step 52, second motor shaft 5 right side wall center department has seted up constant head tank 53, motor shaft 4 and second motor shaft 5 outer end are connected with first motor shaft 6 and location axle bed 7 respectively, first motor shaft 6 clamps including connecting 61, Fixing clip end 62 and extension axostylus axostyle 63, connecting shaft end 61 and extension axostylus axostyle 63 transversely set up respectively in fixing clip end 62 left and right sides wall center department, and location axle bed 7 lateral wall is equipped with location boss 71, has seted up location chamber 72 on the side wall of location axle bed 7 left side, and location chamber 72 outer end department is equipped with ring groove 73, and location chamber 72 inner chamber is equipped with location post pole 74, and location axle bed 7 right side wall center department is equipped with rotation thread post 75.

Wherein, the worm connecting shaft 1, the first connecting shaft 2, the second connecting shaft 3, the motor shaft clamping part 4 and the second motor shaft 5 are designed to be integrally formed, the worm connecting shaft 1, the first connecting shaft 2, the second connecting shaft 3, the motor shaft clamping part 4, the second motor shaft 5, the first motor shaft 6 and the positioning shaft seat 7 are all positioned on the same axis, the outer side wall of the worm connecting shaft 1 is provided with external threads, the convex disc 41, the clamping groove 42 and the thread fixing platform 43 are designed to be integrally formed with the motor shaft clamping part 4, the outer end of the connecting shaft end 61 is convexly provided with a connecting shaft, a pin hole is radially arranged on the connecting shaft, the connecting shaft end 61, the fixing clamping end 62 and the extending shaft rod 63 are designed to be integrally formed, the joint of the second motor shaft 5 and the second connecting shaft 3 is provided with a transition cambered surface 100, a spring 200 is connected between the second motor shaft, The first connecting shaft 2, the second connecting shaft 3, the motor shaft clamping part 4 and the second motor shaft 5 are internally provided with column grooves and connected to form a through groove 300, one end of the through groove 300 is positioned at the center of the thread fixing platform 43, the other end is positioned at the inner end of the positioning groove 53 and communicated with the positioning groove 53, the outer side of the first connecting shaft 2 is provided with a motor, the right side wall of the motor is provided with an end shell matched with the motor shaft clamping part 4, the first connecting shaft 2 is rotatably connected with the motor, the inside of the motor is provided with a concave connecting shaft matched with the connecting shaft on the first motor shaft 6, the connecting shaft is inserted into the concave connecting shaft through interference fit and is connected and fixed through a connecting pin, the positioning shaft seat 7 is arranged on the inner side wall of the accommodating cavity of the accommodating shell and is fixedly connected with a rotary table arranged on the inner side wall of the accommodating cavity, the joint of the fixing clip end 62 and the clip groove 42 is provided with a sealing ring, the ring-shaped clip groove 73 is sleeved outside the clip step 52 and is in sliding connection with the clip step 52, the positioning post rod 74 is positioned in the positioning groove 53 and is matched with the positioning groove 53, the extension shaft rod 63 is positioned in the through groove 300 and is in threaded connection with the through groove 300, the post hole is formed in the corresponding position of the extension shaft rod 63 and the positioning post rod 74, one end of the positioning post rod 74 is positioned in the post hole and is in sliding connection with the post hole, the spring 200 is positioned between the ring-shaped boss 51 and the positioning boss 71, the extension shaft rod 63 and the positioning post rod 74, the ring-shaped clip groove 73, the clip step 52 and the positioning cavity 72 are internally provided with gaskets.

The working principle is as follows: when the device is used, the first motor shaft 6 is fixed with the motor shaft clamping part 4 in a threaded connection mode, then the motor shaft clamping part 4 is fixed with an end shell on the motor, then the first motor shaft 6 is connected and fixed with the motor through a connecting pin, then the positioning shaft seat 7 is fixedly connected with a rotary table on the inner side wall of the containing cavity, then the second motor shaft 5 is sleeved with the spring 200 and extends into the containing cavity to be connected and fixed with the positioning shaft seat 7, when the motor runs, the first motor shaft 6 drives the motor shaft clamping part 4 to rotate on the end shell, the first connecting shaft 3, the worm connecting shaft 4, the second connecting shaft 2 and the second motor shaft 5 which are integrally formed also rotate under the positioning of the positioning shaft seat 7, and the motor shaft can be effectively prevented from moving through the matching of the extending shaft lever 63, the through groove 300, the positioning post 74, the positioning groove 53, the clamping step 52, the annular clamping groove 73, the annular boss 51, the, and the noise is reduced.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. An automatic lifting motor shaft for an automobile window regulator is characterized by comprising a worm connecting shaft (1), wherein the left end and the right end of the worm connecting shaft (1) are respectively connected with a first connecting shaft (2) and a second connecting shaft (3), the outer ends of the first connecting shaft (2) and the second connecting shaft (3) are respectively connected with a motor shaft clamping part (4) and a second motor shaft (5), a protruding disc (41) is transversely arranged on the outer side wall of the motor shaft clamping part (4), a clamping groove (42) is formed in the left side wall of the motor shaft clamping part (4), a thread fixing table (43) is arranged inside the clamping groove (42), an annular boss (51) is arranged on the outer side wall of the second motor shaft (5), a clamping step (52) is arranged at the outer end of the right side of the second motor shaft (5), and a positioning groove (53) is formed in the center of the right, the motor shaft clamps portion (4) and second motor shaft (5) outer end and is connected with first motor shaft (6) and location axle bed (7) respectively, first motor shaft (6) are including connecting axle head (61), fixing clip end (62) and extension axostylus axostyle (63), connecting axle head (61) and extension axostylus axostyle (63) transversely set up respectively in fixing clip end (62) left and right sides wall center department, location axle bed (7) lateral wall is equipped with location boss (71), location chamber (72) have been seted up on location axle bed (7) left side wall, and location chamber (72) outer end department is equipped with ring groove (73), location chamber (72) inner chamber is equipped with location post pole (74), location axle bed (7) right side wall center department is equipped with rotation screw thread post (75).

2. The motor shaft of claim 1, wherein the worm connecting shaft (1), the first connecting shaft (2), the second connecting shaft (3), the motor shaft clamping portion (4) and the second motor shaft (5) are integrally formed, and the worm connecting shaft (1), the first connecting shaft (2), the second connecting shaft (3), the motor shaft clamping portion (4), the second motor shaft (5), the first motor shaft (6) and the positioning shaft seat (7) are all located on the same axial line.

3. The motor shaft of claim 1, wherein an external thread is provided on an outer side wall of the worm connecting shaft (1), the protruding disc (41), the clamping groove (42) and the thread fixing table (43) are integrally formed with the motor shaft clamping portion (4), a connecting shaft is convexly provided at an outer end of the connecting shaft end (61), a pin hole is radially provided on the connecting shaft, the connecting shaft end (61), the fixing clamping end (62) and the extending shaft rod (63) are integrally formed, a transition arc surface (100) is provided at a joint of the second motor shaft (5) and the second connecting shaft (3), and a spring (200) is connected between the second motor shaft (5) and the positioning shaft seat (7).

4. The motor shaft of the automatic lifting of the automobile window regulator according to claim 1, wherein the worm connecting shaft (1), the first connecting shaft (2), the second connecting shaft (3), the motor shaft clamping part (4) and the second motor shaft (5) are all provided with a cylindrical groove inside and connected to form a through groove (300), one end of the through groove (300) is located at the center of the thread fixing platform (43), and the other end is located at the inner end of the positioning groove (53) and communicated with the positioning groove (53).

5. The motor shaft of claim 1, wherein a motor is disposed outside the first connecting shaft (2), and an end housing matched with the motor shaft clamping portion (4) is disposed on a right side wall of the motor, the first connecting shaft (2) is rotatably connected with the motor, a recessed connecting shaft matched with the connecting shaft on the first motor shaft (6) is disposed inside the motor, the connecting shaft is inserted into the recessed connecting shaft through interference fit and is connected and fixed through a connecting pin, and the positioning shaft seat (7) is disposed on an inner side wall of a cavity of the accommodating housing and is fixedly connected with a rotary table disposed on the inner side wall of the cavity through a rotating threaded column (75).

6. The motor shaft of claim 3, wherein the fixing clip end (62) is located in the slot (42) and is fixed to the slot (42) by screwing, a sealing ring is disposed at a connection position of the fixing clip end (62) and the slot (42), the annular slot (73) is sleeved outside the locking step (52) and is slidably connected to the locking step (52), the positioning post rod (74) is located in the positioning slot (53) and is adapted to the positioning slot (53), the extension shaft rod (63) is located in the through slot (300) and is threadedly connected to the through slot (300), a post hole is formed at a position of the extension shaft rod (63) corresponding to the positioning post rod (74), one end of the positioning post rod (74) is located in the post hole and is slidably connected to the post hole, the spring (200) is located between the annular boss (51) and the positioning boss (71), gaskets are arranged between the extension shaft rod (63) and the positioning post rod (74), inside the annular clamping groove (73), the clamping step (52) and the positioning cavity (72), and the gaskets are made of plastic resin materials.