CN210919915U

CN210919915U - Automobile brake spring performance detector

Info

Publication number: CN210919915U
Application number: CN201921189441.5U
Authority: CN
Inventors: 凌志勇; 易娇
Original assignee: Hunan Automotive Engineering Vocational College
Current assignee: Hunan Automotive Engineering Vocational College
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-07-03
Anticipated expiration: 2029-07-26

Abstract

The utility model aims at solving the current difficult problem that is difficult for directly perceivedly detecting brake spring's performance, disclose an automobile brake spring performance detector, including slide bar, disc scale, cardboard, guide rail, first coil spring, guide arm, adsorption plate, connecting plate, sleeve, second coil spring, slider, location strip, bracing piece, guide slot, first rack, second rack, carousel, motor, handle, installation pole, draw-in groove and through-hole. The utility model discloses the setting of rational utilization motor combines the cooperation of first rack and second rack for the cardboard is stretched or is compressed brake spring, and the rethread disc is called tensile demonstration, can learn brake spring's elasticity performance directly perceived, and reasonable in design, and convenient operation accords with the demand in automobile machinery field.

Description

Automobile brake spring performance detector

Technical Field

The utility model relates to the field of automotive machinery, especially, relate to an automobile brake spring performance detector.

Background

A vehicle brake system refers to a series of special devices that apply a certain force to certain parts of the vehicle (mainly the wheels) so as to apply a certain degree of forced braking thereto. The braking system has the following functions: the running automobile is forced to decelerate or even stop according to the requirement of a driver; stably parking a stopped vehicle under various road conditions (including on a slope); the speed of the vehicle running on the downhill is kept stable.

And in automobile brake system, there is brake spring, brake spring generally installs epaxial, when detecting brake spring's spring performance, generally need to dismantle brake spring and detect again, it is more troublesome, be difficult for detecting under the condition of not dismantling the spring, current generally adopt spring performance detecting system and detection machine to detect, the operation is more complicated, need to use the control of computer, be difficult for operating, inconvenient performance of directly perceivedly learning the spring, therefore, need design an automobile brake spring performance detector to solve prior art's not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough of prior art, provide an automobile brake spring performance detector.

The utility model discloses a realize through following technical scheme:

a performance detector for an automobile brake spring comprises a supporting rod, wherein a handle is fixedly mounted at the lower end of the supporting rod, a mounting rod is fixedly mounted at the middle part of the right side face of the supporting rod, a motor is fixedly mounted at the right end of the mounting rod, a rotary disc is mounted at the middle part of the motor, a second rack is fixedly mounted at the side face of the rotary disc, a slide rod is sleeved at the upper side inside the supporting rod, a through hole for the slide rod to slide is formed in the supporting rod, a guide groove is sleeved inside the slide rod, a first rack is fixedly mounted at the right side of the lower surface of the slide rod, a first spiral spring is fixedly mounted between the left end of the guide groove and the supporting rod, a guide rail is welded on the upper surface of the slide rod, a slide block is sleeved on the surface, the improved disc type spring fixing device is characterized in that a sleeve is fixedly mounted at the upper end of the second spiral spring, a connecting plate is fixedly mounted at the upper end of the sleeve, an adsorption plate is fixedly mounted on the upper surface of the connecting plate, a disc scale is mounted at the left end of the sliding rod, a clamping plate is mounted on the left side of the disc scale, and a clamping groove is formed in the clamping plate.

As the utility model discloses an optimized technical scheme, the guide rail is U type structure, and the slider is back type structure, slider and guide rail sliding fit.

As an optimal technical scheme of the utility model, the guide arm with slider fixed connection and with sleeve sliding fit.

As the preferred technical scheme of the utility model, the adsorption plate comprises magnet.

As the utility model discloses a preferred technical scheme, the second rack distributes in the outer half of carousel, first rack and the cooperation of second rack meshing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model adopts the handheld design, better carries the device, and is convenient to detect the performance of the automobile brake spring at any time and any place, through arranging the motor, combining the matching of the first rack and the second rack, further the clamping plate can compress or stretch the automobile brake spring, further whether the brake spring can be reset after stretching and compressing can be known, then combining the display of the disc scale to the pressure, the elastic performance of the brake spring can be directly known, through the arrangement of the adsorption plate, the device can be adsorbed on the automobile chassis for use, the operation is convenient, through the sliding fit of the guide rod and the sleeve, further the clamping groove on the clamping plate can be stably clamped on the shaft connected with the brake spring, the stretching and the compression of the brake spring can be realized through the clamping plate, further, the elastic performance of the brake spring can be detected under the condition that the brake spring is not disassembled, the utility model discloses the setting of rational utilization motor combines the cooperation of first rack and second rack for the cardboard is stretched or is compressed brake spring, and the rethread disc is called tensile demonstration, can learn brake spring's elasticity performance directly perceived, and reasonable in design, and convenient operation accords with the demand in automobile machinery field.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 is a side view of the clamping plate of the present invention.

Fig. 3 is a side view of the support rod of the present invention.

Fig. 4 is a side view of the slider of the present invention.

In the figure: 1. the device comprises a sliding rod, 2, a disc scale, 3, a clamping plate, 4, a guide rail, 5, a first spiral spring, 6, a guide rod, 7, an adsorption plate, 8, a connecting plate, 9, a sleeve, 10, a second spiral spring, 11, a sliding block, 12, a positioning strip, 13, a supporting rod, 14, a guide groove, 15, a first rack, 16, a second rack, 17, a rotating disc, 18, a motor, 19, a handle, 20, an installation rod, 21, a clamping groove, 22 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a performance detector for an automobile brake spring comprises a supporting rod 13, wherein a handle 19 is fixedly mounted at the lower end of the supporting rod 13, a mounting rod 20 is fixedly mounted in the middle of the right side face of the supporting rod 13, a motor 18 is fixedly mounted at the right end of the mounting rod 20, a rotary table 17 is mounted in the middle of the motor 18, a second rack 16 is fixedly mounted on the side face of the rotary table 17, a sliding rod 1 is sleeved on the upper side inside the supporting rod 13, a through hole 22 for the sliding rod 1 to slide is formed in the supporting rod 13, a guide groove 14 is sleeved inside the sliding rod 1, a first rack 15 is fixedly mounted on the right side of the lower surface of the sliding rod 1, a first spiral spring 5 is fixedly mounted between the left end of the guide groove 14 and the supporting rod 13, a guide rail 4 is welded on the upper surface of the, 11 upside fixed mounting of slider has second coil spring 10, the inside cover of second coil spring 10 is equipped with guide arm 6, second coil spring 10 upper end fixed mounting has sleeve 9, sleeve 9 upper end fixed mounting has connecting plate 8, fixed surface installs adsorption plate 7 on the connecting plate 8, disc scale 2 is installed to 1 left end of slide bar, 2 left sides of disc scale install cardboard 3, draw-in groove 21 has been seted up on the cardboard 3.

The guide rail 4 is U type structure, and slider 11 is the type structure that returns, and slider 11 and guide rail 4 sliding fit.

The guide rod 6 is fixedly connected with the sliding block 11 and is in sliding fit with the sleeve 9.

The adsorption plate 7 is composed of a magnet.

The second rack 16 is distributed on the outer half circumference of the rotating disc 17, and the first rack 15 is meshed with the second rack 16.

The working principle is as follows: when the performance of the brake spring at the position of the automobile chassis needs to be detected, firstly, a user holds the handle 19, the adsorption plate 7 is adsorbed at the position, close to a brake system, on the automobile chassis, the clamping groove 21 on the clamping plate 3 is clamped at one end of the brake spring, a connecting shaft is generally arranged in the brake spring, so that the clamping groove 21 is also clamped on the connecting shaft, at the moment, the motor 18 is connected with a vehicle-mounted power supply, the switch of the motor 18 is turned on, the motor 18 drives the rotary disc 17 to rotate, the slide rod 1 is pulled through the meshing of the first rack 15 and the second rack 16, the clamping plate 3 is pulled, the clamping plate 3 compresses the brake spring, when the brake spring is compressed to the tail end, the indication number of the disc scale 2 is observed, namely the pressure value of the brake spring at the moment, the brake spring is repeatedly compressed, and then the clamping plate 3 is taken, observe whether brake spring can resume original length, whether the pressure of this moment is in brake spring's bearing capacity just proves, and then can estimate brake spring's elasticity performance, not only can compress brake spring, also can carry out the stay cord to brake spring simultaneously, only need with the device cardboard 3 the position adjust can, directly perceived observes brake spring's performance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile brake spring performance detector, includes bracing piece (13), its characterized in that: the utility model discloses a support bar, including bracing piece (13), bracing piece (13) lower extreme fixed mounting have handle (19), bracing piece (13) right flank middle part fixed mounting has installation pole (20), installation pole (20) right-hand member fixed mounting has motor (18), motor (18) mid-mounting has carousel (17), carousel (17) side fixed mounting has second rack (16), the inside upside cover of bracing piece (13) is equipped with slide bar (1), set up on bracing piece (13) and supply gliding through-hole (22) of slide bar (1), the inside cover of slide bar (1) is equipped with guide slot (14), slide bar (1) lower surface right side fixed mounting has first rack (15), fixed mounting has first coil spring (5) between guide slot (14) left end and bracing piece (13), surface welding has guide rail (4) on slide bar (1), guide rail (4) surface cover is equipped with slider (11), fixed mounting has location strip (12) between slider (11) and bracing piece (13), slider (11) upside fixed mounting has second coil spring (10), the inside cover of second coil spring (10) is equipped with guide arm (6), second coil spring (10) upper end fixed mounting has sleeve (9), sleeve (9) upper end fixed mounting has connecting plate (8), fixed surface installs adsorption plate (7) on connecting plate (8), slide bar (1) left end is installed disc and is called (2), cardboard (3) are installed in disc title (2) left side, draw-in groove (21) have been seted up on cardboard (3).

2. The detector of claim 1, wherein: the guide rail (4) is of a U-shaped structure, the sliding block (11) is of a clip-shaped structure, and the sliding block (11) is in sliding fit with the guide rail (4).

3. The detector of claim 1, wherein: the guide rod (6) is fixedly connected with the sliding block (11) and is in sliding fit with the sleeve (9).

4. The detector of claim 1, wherein: the adsorption plate (7) is composed of magnets.

5. The detector of claim 1, wherein: the second racks (16) are distributed on the outer half circumference of the rotary disc (17), and the first racks (15) are meshed and matched with the second racks (16).