CN215374534U

CN215374534U - Knuckle assembly braking pincers dragging torque detection device

Info

Publication number: CN215374534U
Application number: CN202121755673.XU
Authority: CN
Inventors: 吕海源; 郭海亮; 李素真; 朱保昌; 吕凡松
Original assignee: Weifang Huayuan Auto Parts Co ltd
Current assignee: Weifang Huayuan Auto Parts Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-31
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a device for detecting dragging torque of a brake caliper of a steering knuckle assembly, which comprises a placing disc, wherein a placing groove is formed in the placing disc, two symmetrically-arranged openings are formed in the placing disc, fixed blocks are arranged in the two openings, a rotating groove is formed in the placing disc, a double-threaded rod is rotatably connected in the rotating groove, a micro motor connected with the double-threaded rod is arranged on the side of the placing disc, a nut is connected to the outer wall of the double-threaded rod in a threaded mode, a limiting mechanism matched with the nut is arranged in the rotating groove, and a groove is formed in the upper end face of the nut. According to the utility model, through arranging the fixing block, the double-end threaded rod and the nut, the micro motor can be used for driving the double-end threaded rod to rotate, so that the nut is used for driving the fixing block to move, the fixing function is realized through the fixing block, and the side wall of the fixing block is obliquely arranged and has anti-skid lines, so that the anti-skid fixing effect can be effectively improved, and the fixing effect is better.

Description

Knuckle assembly braking pincers dragging torque detection device

Technical Field

The utility model relates to the technical field of automobile part performance detection, in particular to a device for detecting dragging torque of a brake caliper of a steering knuckle assembly.

Background

In the design of an automobile, the dragging torque becomes an important parameter index for reducing oil consumption, the dragging torque at a wheel accounts for a large proportion in the whole dragging torque, the dragging torque at the wheel comprises the friction of a hub bearing, the dragging of a brake actuating device, the reverse rotation of a driving shaft and the like, and the size of the dragging torque of the brake actuating device is very important for improving the design.

Fixing device among the detection device is used for pressing from both sides tight brake disc, and current fixing device passes through the bolt to realize fixed function more, and the bolt needs frequent not hard up and screws up, and the bolt takes place the smooth silk phenomenon easily after long-term the use and leads to unable reuse, and unable dismantlement after the smooth silk causes the device to damage simultaneously, causes certain puzzlement to testing process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a device for detecting the dragging torque of a brake caliper of a steering knuckle assembly.

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

the utility model provides a knuckle assembly braking pincers dragging torque detection device, is including placing the dish, it is equipped with the standing groove to place on the dish, it is equipped with the opening that two symmetries set up, two to place to coil in all be equipped with the fixed block, it is equipped with the turn trough to place to coil, the turn trough internal rotation is connected with double threaded rod, it is equipped with the micro motor who is connected with double threaded rod to place a side of the dish, double threaded rod outer wall threaded connection has the nut, be equipped with in the turn trough with nut complex limiting mechanism, the nut up end is equipped with the recess, the recess internal fixation has the dead lever, dead lever outer wall sliding connection has the sliding sleeve, the sliding sleeve passes through elastic mechanism and groove connection, the fixed block passes through fixed establishment and is connected with the sliding sleeve.

Preferably, the limiting mechanism comprises two limiting rods arranged in the rotary groove, and the two limiting rods both penetrate through the sliding sleeve in a sliding mode.

Preferably, the elastic mechanism comprises a spring sleeved outside the fixed rod, one end of the spring is fixedly connected with the side wall of the sliding sleeve, and the other end of the spring is elastically connected with the inner wall of the rotary groove.

Preferably, the fixing mechanism comprises a bolt in threaded connection with the fixing block, and a threaded hole matched with the bolt is formed in the upper end face of the sliding sleeve.

Preferably, the side wall of the fixed block is obliquely arranged, and a plurality of anti-skidding lines are arranged on the side wall of the fixed block.

Preferably, the fixed block is made of stainless steel, and the width ratio of the fixed block to the opening is 0.8: 1.

the utility model has the beneficial effects that:

1. through setting up fixed block, double threaded rod and nut, can utilize micro motor to drive double threaded rod and rotate to the realization utilizes the nut to drive the fixed block and removes, thereby utilizes the fixed block to realize fixed function, and the lateral wall slope setting of fixed block has anti-skidding line simultaneously, can effectively improve the fixed effect of antiskid, makes its fixed effect better.

2. Through setting up elastic mechanism, the fixed block is when carrying out the centre gripping fixed to it, and the elastic potential energy that the spring possessed can provide certain buffering nature, can avoid the fixed block excessively to extrude fixedly to equipment to cause equipment and fixed block impaired, improved its security.

Drawings

Fig. 1 is a schematic front view of a device for detecting a drag torque of a brake caliper of a knuckle assembly according to the present invention;

FIG. 2 is a schematic structural view of a double-threaded rod of a device for detecting a dragging torque of a brake caliper of a knuckle assembly according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a position a of a device for detecting a drag torque of a brake caliper of a knuckle assembly according to the present invention.

In the figure: the device comprises a placing plate 1, a placing groove 2, an opening 3, a fixing block 4, a bolt 5, a rotating groove 6, a double-threaded rod 7, a limiting rod 8, a nut 9, a groove 10, a fixing rod 11, a sliding sleeve 12, a spring 13 and a threaded hole 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a knuckle assembly braking pincers dragging torque detection device, including placing the dish 1, be equipped with standing groove 2 on placing the dish 1, be equipped with two openings 3 that the symmetry set up on placing the dish 1, all be equipped with fixed block 4 in two openings 3, be equipped with the turn trough 6 in placing the dish 1, turn trough 6 internal rotation is connected with double threaded rod 7, place dish 1 side and be equipped with the micro motor of being connected with double threaded rod 7, double threaded rod 7 outer wall threaded connection has nut 9, be equipped with the limiting mechanism with nut 9 complex in the turn trough 6, limiting mechanism includes two limiting rod 8 that set up in turn trough 6, two limiting rod 8 all slide and run through sliding sleeve 12, nut 9 threaded connection on its both ends outer wall can not rotate along with double threaded rod 7 under the restriction of limiting rod 8 when double threaded rod 7 rotates.

Nut 9 up end is equipped with recess 10, recess 10 internal fixation has

dead lever

11, 11 outer wall sliding connection of dead lever has sliding sleeve 12, sliding sleeve 12 passes through elastic mechanism and is connected with recess 10, elastic mechanism locates 11 outside springs 13 of dead lever including the cover, 13 one end of spring and 12 lateral wall fixed connection of sliding sleeve, the 13 other end of spring and 6 inner wall elastic connection of rotary trough, the elastic potential energy of spring 13 can provide effectual protective force, can avoid fixed block 4 to its excessive centre gripping again when guaranteeing 4 centre gripping fixities of fixed block, thereby effective protective equipment and fixed block 4.

Fixed block 4 passes through fixed establishment and is connected with sliding sleeve 12, and fixed establishment includes the bolt 5 with 4 threaded connection of fixed block, and sliding sleeve 12 up end is equipped with and dismantles fixed block 4 with 5 complex screw holes 14 of bolt, utilizes bolt 5 can be convenient for, can overhaul it after long-time the use and maintain.

The side wall of the fixing block 4 is obliquely arranged, the side wall of the fixing block 4 is provided with a plurality of anti-skidding lines, and the anti-skidding lines on the side wall of the fixing block 4 can effectively avoid sliding separation.

The fixed block 4 is made of stainless steel, and the width ratio of the fixed block 4 to the opening 3 is 0.8: 1, the fixed block 4 life of stainless steel is more of a specified duration, and the fixed block 4 width is less than opening 3 and can effectively avoid opening 3 to block fixed block 4.

When the device is used, the device chassis is placed in the placing groove 2, then the micro motor is started to drive the double-threaded rod 7 to rotate by utilizing the micro motor, when the double-threaded rod 7 rotates, the nuts 9 in threaded connection on the outer walls of two ends of the double-threaded rod cannot rotate along with the double-threaded rod 7 under the limitation of the limiting rod 8, so that the nuts 9 drive the fixing block 4 to approach to and extrude and clamp the outer edge of the device chassis for fixing, and the anti-skid lines on the side wall of the fixing block 4 can effectively avoid sliding separation; continuously rotate double threaded rod 7 again after the equipment chassis is fixed in the centre gripping of fixed block 4, thereby nut 9 still removes near this moment, and fixed block 4 position has been unable to change, can last compression spring 13 this moment, and spring 13's elastic potential energy can provide effectual protective force, can avoid fixed block 4 to its excessive centre gripping again when guaranteeing fixed block 4 centre gripping fixity to effective protection equipment and fixed block 4.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A detecting device for dragging torque of a brake caliper of a steering knuckle assembly comprises a placing disc (1) and is characterized in that a placing groove (2) is formed in the placing disc (1), two openings (3) which are symmetrically arranged are formed in the placing disc (1), fixed blocks (4) are arranged in the two openings (3), a rotating groove (6) is formed in the placing disc (1), a double-end threaded rod (7) is connected in the rotating groove (6) in a rotating mode, a micro motor connected with the double-end threaded rod (7) is arranged on the side of the placing disc (1), a nut (9) is connected to the outer wall of the double-end threaded rod (7) in a threaded mode, a limiting mechanism matched with the nut (9) is arranged in the rotating groove (6), a groove (10) is formed in the upper end face of the nut (9), a fixed rod (11) is fixed in the groove (10), and a sliding sleeve (12) is connected to the outer wall of the fixed rod (11) in a sliding mode, the sliding sleeve (12) is connected with the groove (10) through an elastic mechanism, and the fixed block (4) is connected with the sliding sleeve (12) through a fixing mechanism.

2. A knuckle assembly brake caliper dragging torque detection device according to claim 1, characterized in that said limiting mechanism comprises two limiting rods (8) disposed in the rotating groove (6), both limiting rods (8) sliding through the sliding sleeve (12).

3. The device for detecting the dragging torque of the brake caliper of the knuckle assembly as claimed in claim 2, wherein the elastic mechanism comprises a spring (13) sleeved outside the fixed rod (11), one end of the spring (13) is fixedly connected with the side wall of the sliding sleeve (12), and the other end of the spring (13) is elastically connected with the inner wall of the rotating groove (6).

4. The device for detecting the dragging torque of the brake caliper of the steering knuckle assembly according to claim 3, wherein the fixing mechanism comprises a bolt (5) in threaded connection with the fixing block (4), and the upper end face of the sliding sleeve (12) is provided with a threaded hole (14) matched with the bolt (5).

5. The device for detecting the dragging torque of the brake caliper of the knuckle assembly as claimed in claim 4, wherein the side wall of the fixed block (4) is arranged obliquely, and a plurality of anti-slip threads are arranged on the side wall of the fixed block (4).

6. The device for detecting the dragging torque of the brake caliper of the knuckle assembly as claimed in claim 5, wherein the fixed block (4) is made of stainless steel, and the width ratio of the fixed block (4) to the opening (3) is 0.8: 1.