Screw locking jig for ECU (Electronic Control Unit) assembly of steering motor of automobile

Abstract

The utility model relates to the technical field of screw locking jigs, and discloses an automobile steering motor ECU assembly screw locking jig which comprises a bottom plate, a containing plate is installed on the bottom plate through an installation assembly, a limiting assembly is arranged on the containing plate, an installation plate is arranged on the bottom plate, the installation plate is arranged on one side of the containing plate, and the limiting assembly is arranged on the installation plate. A locking cover plate is mounted at the top end of the mounting plate through a rotating shaft, a plurality of screw locking position holes are formed in one side of the locking cover plate, penetrate through the locking cover plate and extend to the other side of the locking cover plate, and the screw locking position holes correspond to the limiting assembly in position; according to the device, through the arranged dust collection assembly, powder generated by screwing can be sucked away and prevented from entering the equipment to cause aggravation of mechanical abrasion, the service life of the equipment is prolonged, and the problem that in the prior art, the service life of the equipment is shortened is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw locking fixture technical field, especially to a kind of automobile steering motor ECU assembly screw locking fixture. BACKGROUND

[0002] The working principle of electric power steering system (EPS) is: ECU determines the rotation direction and optimal assist torque of motor according to the signals of torque sensor and rotation sensor and vehicle speed information, and sends control signal to motor. The output of motor is reduced and increased in torque after reduction mechanism, to drive rack and pinion mechanism, to generate steering assist, and the motor in EPS system is a key component, which needs to output appropriate auxiliary torque according to the instruction of ECU. The performance of motor has great influence on the overall performance of EPS system, so there are high requirements for torque, fluctuation, moment of inertia, power density, reliability and life of motor.

[0003] In the prior art, automobile steering motor ECU assembly needs to be screwed manually, which will produce powder cutting when screwing, and if powder cutting enters automobile steering motor ECU assembly, it will reduce the service life of equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems in the prior art, and provides a kind of automobile steering motor ECU assembly screw locking fixture.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of automobile steering motor ECU assembly screw locking fixture, including bottom plate, the bottom plate is installed with placing plate by installation component, the placing plate is provided with limiting component;

[0007] The bottom plate is provided with mounting plate, and the mounting plate is arranged on the side of placing plate, the top end of mounting plate is installed with locking cover plate by pivot, the side of locking cover plate is provided with several screw locking position holes, several screw locking position holes all extend to the other side of locking cover plate through locking cover plate, and several screw locking position holes correspond to the position of limiting component.

[0008] Preferably, the installation component is provided with several bolts, and the bolts are all connected with the bottom plate by screwing through the placing plate.

[0009] Preferably, the limiting component includes several limiting plates, and the limiting plates are arranged in annular array on the placing plate, the limiting plate is L-shaped, and the side of the top of the limiting plate is provided with a circular arc part.

[0010] Preferably, the bottom plate and the placing plate are provided with openings, and a code scanning gun is arranged below the bottom plate and corresponds to the positions of the openings.

[0011] Preferably, a flip self-locking air cylinder is arranged on one side of the mounting plate and connected with the locking cover plate.

[0012] Preferably, a dust suction assembly is arranged on one side of the locking cover plate, the dust suction assembly comprises a dust suction pipeline joint, one end of the dust suction pipeline joint is externally connected with a dust suction device, and the input end of the dust suction pipeline joint corresponds to the positions of a plurality of screw locking position holes.

[0013] Preferably, two supporting rods are arranged on the bottom plate, and the top ends of the two supporting rods are provided with placing racks which are matched with the locking cover plate.

[0014] Compared with the prior art, the automobile steering motor ECU assembly screw locking jig has the following beneficial effects:

[0015] The product can be placed on the placing plate through the placing plate, and the product is limited by the limiting assembly, then the upper end of the product is covered by rotating the cover plate, the screw locking position hole is arranged, then the screw gun is manually grabbed, the corresponding position is screwed through the screw locking position hole, and the dust generated by screwing is sucked away through the dust suction assembly. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 A three-dimensional schematic view of the automobile steering motor ECU assembly screw locking jig is provided.

[0017] Fig. 2 A rear schematic view of the automobile steering motor ECU assembly screw locking jig is provided.

[0018] Fig. 3 A bottom schematic view of the automobile steering motor ECU assembly screw locking jig is provided.

[0019] Fig. 4 A limiting assembly schematic view of the automobile steering motor ECU assembly screw locking jig is provided.

[0020] In the figure: 1, the bottom plate; 2, the placing plate; 3, the mounting plate; 4, the locking cover plate; 5, the screw locking position hole; 6, the dust suction pipeline joint; 7, the bolt; 8, the limiting plate; 9, the opening; 10, the code scanning gun; 11, the flip self-locking cylinder; 12, the supporting rod; 13, the placing rack; 14, the arc part. DETAILED DESCRIPTION

[0021] 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, not all the embodiments.

[0022] REFERENCE Figs. 1 to 4 A screw locking jig for an automobile steering motor ECU assembly, comprising a bottom plate 1, a placing plate 2 is installed on the bottom plate 1 through a mounting assembly, and a limiting assembly is arranged on the placing plate 2.

[0023] A mounting plate 3 is arranged on the bottom plate 1, and the mounting plate 3 is arranged on one side of the placing plate 2; a locking cover plate 4 is installed at the top end of the mounting plate 3 through a rotating shaft; a plurality of screw locking position holes 5 are arranged on one side of the locking cover plate 4; the plurality of screw locking position holes 5 all extend through the locking cover plate 4 to the other side of the locking cover plate 4; and the plurality of screw locking position holes 5 correspond to the positions of the limiting assembly.

[0024] When the device is used, the product can be placed on the placing plate 2, and the product is limited through the limiting assembly, then the upper end of the product is covered by rotating the cover plate, and then the product is manually grabbed by the screw gun through the screw locking position hole 5, the corresponding position is screwed through the screw locking position hole 5, and then the dust generated by screwing is sucked away through the arranged dust suction assembly. Compared with the prior art, the dust generated by screwing can be sucked away through the arranged dust suction assembly, which prevents the dust from entering the inside of the equipment and causing the mechanical wear to be intensified, increases the service life of the equipment, and solves the problem of reducing the service life of the equipment in the prior art.

[0025] Further, the mounting assembly comprises a plurality of bolts 7, and the plurality of bolts 7 are all threadedly connected with the bottom plate 1 through the placing plate 2. The placing plate 2 can be fixed on the bottom plate 1 through the plurality of bolts 7, the installation of the placing plate 2 is completed, and the placing plate 2 is convenient to replace.

[0026] Further, the limiting assembly comprises a plurality of limiting plates 8, and the plurality of limiting plates 8 are arranged in an annular array on the placing plate 2. The limiting plate 8 is L-shaped, one side of the top of the plurality of limiting plates 8 is provided with an arc part 14. The product can be fixed between the plurality of limiting plates 8 through the limiting plate 8, and the arc part 14 can guide when the product is placed, preventing the product from being damaged.

[0027] Further, the bottom plate 1 and the placement plate 2 are provided with openings 9, and a code scanning gun 10 is arranged below the bottom plate 1, and the code scanning gun 10 corresponds to the positions of the openings 9, so that the code scanning gun 10 can scan products through the openings 9, and information can be quickly and accurately input by scanning bar codes on products or other articles.

[0028] Further, the mounting plate 3 is provided with a flip self-locking cylinder 11 on one side, and the flip self-locking cylinder 11 is connected with a locking cover plate 4, so that the locking cover plate 4 can be fixed after being rotated, thereby preventing displacement of the locking cover plate 4.

[0029] Further, the locking cover plate 4 is provided with a dust suction assembly, which comprises a dust suction pipeline joint 6 arranged on one side of the locking cover plate 4, and a dust collector assembly is connected to one end of the dust suction pipeline joint 6, and the input end of the dust suction pipeline joint 6 corresponds to the positions of a plurality of screw locking position holes 5, so that the dust suction pipeline joint 6 and the connected dust collector assembly can clean the debris generated during screwing, thereby preventing the debris from falling onto the product and causing accelerated mechanical wear.

[0030] Further, the bottom plate 1 is provided with two support rods 12, and the top ends of the two support rods 12 are provided with placement racks 13, and the two placement racks 13 are adapted to the locking cover plate 4, so that the placement racks 13 can support the locking cover plate 4 after the cover plate is rotated, thereby increasing the stability of the locking cover plate 4.

[0031] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can make equivalent replacements or changes to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A screw fastening fixture for an automotive steering motor ECU assembly, comprising a base plate (1), characterized in that: A placement plate (2) is mounted on the base plate (1) via an installation assembly, and a limit assembly is provided on the placement plate (2); The base plate (1) is provided with an installation plate (3), and the installation plate (3) is located on one side of the placement plate (2). The top of the installation plate (3) is equipped with a locking cover plate (4) via a rotating shaft. A plurality of screw locking position holes (5) are provided on one side of the locking cover plate (4). The plurality of screw locking position holes (5) extend through the locking cover plate (4) to the other side of the locking cover plate (4), and the plurality of screw locking position holes (5) correspond to the position of the limiting component.

2. The screw fastening fixture for an automotive steering motor ECU assembly according to claim 1, characterized in that: The mounting assembly has several bolts (7), all of which are threaded through the placement plate (2) and the base plate (1).

3. The screw fastening fixture for an automotive steering motor ECU assembly according to claim 1, characterized in that: The limiting component includes several limiting plates (8), which are arranged in a ring array on the placement plate (2). The limiting plates (8) are L-shaped, and an arc portion (14) is provided on one side of the top of the limiting plates (8).

4. The screw fastening fixture for an automotive steering motor ECU assembly according to claim 1, characterized in that: Both the base plate (1) and the placement plate (2) are provided with openings (9), and a barcode scanner (10) is provided below the base plate (1), with the barcode scanner (10) corresponding to the position of the opening (9).

5. A screw fastening fixture for an automotive steering motor ECU assembly according to claim 1, characterized in that: A flip-top self-locking cylinder (11) is provided on one side of the mounting plate (3), and the flip-top self-locking cylinder (11) is connected to the locking cover plate (4).

6. A screw fastening fixture for an automotive steering motor ECU assembly according to claim 3, characterized in that: A vacuuming assembly is provided on one side of the locking cover plate (4). The vacuuming assembly includes a vacuuming pipe connector (6). The vacuuming pipe connector (6) is located on one side of the locking cover plate (4), and a vacuum cleaner assembly is connected to one end of the vacuuming pipe connector (6). The input end of the vacuuming pipe connector (6) corresponds to the position of several screw locking position holes (5).

7. A screw-locking fixture for an automotive steering motor ECU assembly according to claim 1, characterized in that: Two support rods (12) are provided on the base plate (1), and each of the two support rods (12) is provided with a placement rack (13) at its top. The two placement racks (13) are adapted to the locking cover plate (4).

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