Brake spring production detection device

Abstract

The utility model discloses a brake spring production detection device, and relates to the brake spring detection technology field, the brake spring production detection device comprises a detector, an elastic force detection assembly and a spring fixing assembly, the detector is provided with a detection chamber, and the bottom of the detection chamber is provided with a plurality of heating discs used for heating; the elastic force detection assembly comprises a liftable lifting seat arranged in the detection chamber, and a plurality of pressure sensors are mounted at the bottom of the lifting seat; the spring fixing assembly comprises an inspection drawer connected in the detection chamber in a sliding mode, and a fixing base is detachably installed on the inspection drawer. A plurality of springs can be conveyed into the closed detection chamber through the inspection drawer and the fixing base, and the heating disc in the detection chamber heats the fixing base through the inspection drawer; and meanwhile, the servo cylinder drives the lifting seat to lift and press the spring to simulate the temperature of the brake during working so as to test the elasticity of the spring, so that the test result of the brake spring is more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of brake spring detection, in particular to a brake spring production detection device. BACKGROUND

[0002] The brake spring is a kind of mechanical element for realizing brake function, it mainly relies on the elastic potential of spring to make brake component compression, realizes brake, after spring production, the performance of spring needs to be detected.

[0003] After the production of brake spring, it needs to go through a series of detection and test to ensure that its quality and performance meet the design requirements, mainly including appearance inspection, size detection, hardness inspection and elasticity detection, brake spring compared with ordinary spring, usually needs to bear higher stress and more frequent cyclic load, so that the quality requirement is more strict, and the existing elastic detection equipment can only be detected in conventional environment.

[0004] When brake spring is used in brake, the temperature inside brake will rise due to the influence of brake friction, which affects the performance and service life of spring, so when detecting elasticity, in addition to conventional detection, the spring elastic force performance under high temperature state also needs to be detected and recorded. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of brake spring production detection device, with the advantage of detecting simulation brake working temperature, to solve the problem that the existing spring detection device can only carry out single detection, cannot obtain spring data in working environment.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of brake spring production detection device, including detector, still including elastic force detection subassembly and spring fixed subassembly, wherein:

[0007] The detector is provided with detection chamber, and a plurality of heating discs for heating are installed at the bottom of the detection chamber;

[0008] The elastic force detection subassembly includes a lifting seat that can be lifted in the detection chamber, and a plurality of pressure sensors are installed at the bottom of the lifting seat;

[0009] The spring fixed subassembly includes a submission drawer that is slidingly connected in the detection chamber, and a plurality of fixing seats for placing springs are detachably installed on the submission drawer.

[0010] As a preferred technical scheme of the utility model, the elastic force detection subassembly further includes a servo air cylinder symmetrically installed at the upper end of the detector, a transmission plate is installed at the output end of the servo air cylinder, a plurality of transmission rods are installed between the transmission plate and the lifting seat, and the plurality of transmission rods are arranged equidistantly in a rectangular shape between the transmission plate and the lifting seat.

[0011] As a preferred technical scheme of the utility model, the drawer is symmetrically installed with sliding feet, a feeding rail extending out of the feeding chamber is installed in the detection chamber, a heating groove is arranged in the detection chamber, and the heating groove and the feeding rail are both provided with a sliding groove in sliding connection with the sliding feet.

[0012] As a preferred technical scheme of the utility model, the fixing seat is provided with a plurality of placement holes corresponding to the lifting seat, lifting holes are arranged at four corners of the fixing seat, a positioning column is installed at the upper end of the drawer, the positioning column is movably connected with the lifting hole, and the lifting seat is provided with a through hole movably connected with the positioning column.

[0013] As a preferred technical scheme of the utility model, a plurality of fixing seats are stacked on the upper end of the drawer through the positioning column, and the sizes of the placement holes on different fixing seats are different, and the sizes of the placement holes on the stacked fixing seats decrease from top to bottom.

[0014] As a preferred technical scheme of the utility model, the heating disc is fixed at a middle position in the heating groove, the fixing seat and the middle part of the drawer are both copper heat-conducting plates, and the heat-conducting plates are matched with the heating disc.

[0015] As a preferred technical scheme of the utility model, a buffer pad matched with the sliding feet is installed at the end position of the sliding groove in the heating groove, and a fixed disc magnetically attracted to each other is installed at the front end of the sliding feet at the center position of the buffer pad.

[0016] As a preferred technical scheme of the utility model, a waste bin is installed at one end of the detector, and an observation window is installed at the other side of the detector.

[0017] Compared with the prior art, the utility model provides a brake spring production detection device, which has the following beneficial effects:

[0018] The utility model can convey multiple springs into the closed detection chamber through the drawer and the fixing seat, the heating disc in the detection chamber heats the fixing seat through the drawer, and the lifting seat is driven by the servo cylinder to press the spring to simulate the temperature of the brake during work, so that the test result of the brake spring is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of one side of the utility model;

[0020] Figure 2 It is a whole structure schematic view of the other side of the utility model;

[0021] Figure 3 It is a detector structure schematic view of the utility model;

[0022] Figure 4 For the utility model Figure 3 A area enlargement view in the middle;

[0023] Figure 5 For the utility model spring fixed assembly structure schematic view;

[0024] Figure 6 For the utility model elastic force detection assembly structure schematic view.

[0025] In the figure: 1, detector;11, waste bin;12, feeding rail;13, chute;14, observation window;15, detection chamber;16, heating groove;161, heating disc;17, buffer pad;171, fixed disc;2, elastic force detection assembly;21, servo air cylinder;22, transmission plate;23, transmission rod;24, lifting seat;25, pressure sensor;26, through hole;3, spring fixed assembly;31, inspection drawer;311, positioning column;312, slide foot;32, fixed seat;321, placing hole;322, heat conduction plate;323, lifting hole. DETAILED DESCRIPTION

[0026] 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. Embodiment one

[0027] Please refer to the drawings Figures 1-6 The utility model discloses a brake spring production detection device, including detector 1, still including elastic force detection assembly 2 and spring fixed assembly 3, wherein:

[0028] The detector 1 is provided with a detection chamber 15, and a plurality of heating discs 161 for heating are installed at the bottom of the detection chamber 15.

[0029] The elastic force detection assembly 2 comprises a lifting seat 24 arranged in the detection chamber 15 and being liftable, and a plurality of pressure sensors 25 are installed at the bottom of the lifting seat 24.

[0030] The spring fixed assembly 3 comprises an inspection drawer 31 slidably connected in the detection chamber 15, and a plurality of fixed seats 32 for placing springs are detachably installed on the inspection drawer 31.

[0031] Please refer to the drawings Figure 2 、 Figure 6The elastic force detection assembly 2 further comprises a servo cylinder 21 symmetrically mounted on the upper end of the detector 1, a transmission plate 22 is mounted on the output end of the servo cylinder 21, a plurality of transmission rods 23 are mounted between the transmission plate 22 and a lifting seat 24, and the plurality of transmission rods 23 are arranged equidistantly in a rectangle between the transmission plate 22 and the lifting seat 24.

[0032] Specifically, the plurality of transmission rods 23 can make the lifting force of the lifting seat 24 more uniform, and thus when the lifting seat 24 presses the test spring, the pressure of the spring at each position is uniform.

[0033] Please refer to the accompanying drawings Figure 2 、 Figure 3 The bottom of the detection drawer 31 is symmetrically provided with sliding feet 312, the detection chamber 15 is provided with a feeding rail 12 extending out of the feeding chamber, the detection chamber 15 is provided with a heating groove 16, and the heating groove 16 and the feeding rail 12 are both provided with sliding grooves 13 in sliding connection with the sliding feet 312.

[0034] Further, the fixing seat 32 is provided with a plurality of placement holes 321 corresponding to the lifting seat 24, the fixing seat 32 is provided with lifting holes 323 at four corners, the detection drawer 31 is provided with a positioning column 311 at the upper end, the positioning column 311 is in movable connection with the lifting holes 323, and the lifting seat 24 is provided with a through hole 26 in movable connection with the positioning column 311.

[0035] Specifically, the positioning hole can quickly disassemble the fixing seat 32 from the detection drawer 31, and facilitate maintenance or replacement of the fixing seat 32.

[0036] Further, a plurality of fixing seats 32 are stacked on the upper end of the detection drawer 31 through the positioning column 311, and the sizes of the placement holes 321 on different fixing seats 32 are different, and the sizes of the placement holes 321 on the stacked fixing seats 32 decrease from top to bottom.

[0037] The detector 1 is internally provided with a PLC controller, and externally provided with a display screen for displaying measurement results. Since the heights of the placing seats are different, the pressing amount of springs of different sizes during testing is also different, and the specific pressing amount of the lifting seat 24 is adaptively changed by the controller controlling the servo cylinder 21.

[0038] Specifically, the large-size spring placed in the upper placement hole 321 will not fall into the lower fixing seat 32 with the smaller placement hole 321, and when adjusting the size of the placed spring, it is not necessary to only install the fixing seat 32 corresponding to the size, but can be taken and placed according to the demand.

[0039] Please refer to the accompanying drawings Figure 3 、 Figure 5The heating disc 161 is fixed in the middle of the heating groove 16, and the fixed seat 32 and the middle of the feeding drawer 31 are both copper heat-conducting plates 322, which are matched with the heating disc 161.

[0040] When the heating disc 161 is heated, the heat can be quickly transmitted to the surroundings of the placing hole 321 through the heat-conducting plate 322, so that the temperature around the spring placed in the placing hole 321 is quickly increased. Embodiment Two

[0041] Based on the above-mentioned embodiment one, please refer to the attached Figure 2 、 Figure 3 、 Figure 4 The buffer pad 17 is installed at the end of the sliding groove 13 in the heating groove 16 and is matched with the sliding leg 312, the fixed disc 171 is installed at the center of the buffer pad 17 and is matched with the front end of the sliding leg 312, the detector 1 is installed with the waste bin 11 at one end, and the observation window 14 is installed at the other side of the detector 1.

[0042] In this embodiment, when the feeding drawer is inserted into the detection chamber 15, the buffer pad 17 can buffer the feeding drawer when the feeding drawer is completely inserted into the detection chamber 15, so as to avoid the impact contact between the feeding drawer and the inner wall of the detection chamber 15 when the feeding drawer is inserted, the observation window 14 can safely observe the state of the spring during the spring pressing test from the outside during the test, and the unqualified spring can be directly placed into the waste bin 11 for unified collection and treatment after the detection is completed.

[0043] The operation principle and process of the utility model are as follows: the fixed seat 32 on the feeding drawer is stacked on the feeding drawer, the fixed seat 32 with the required size of the placing hole 321 is taken down or installed according to the requirement, then the spring is vertically placed in each placing hole 321, after the placing is completed, the feeding drawer is pushed into the detection chamber 15, the feeding drawer is stably inserted into the detection chamber 15 through the sliding of the sliding leg 312 in the sliding groove 13, when the front end of the feeding drawer contacts the buffer pad 17, the feeding drawer is fixed in the detection chamber 15 through the fixed disc 171, then the heating plate is started, the heat generated by the heating plate is quickly transmitted to the surroundings of the placing hole 321 through the heat-conducting plate 322, so that the temperature around the spring placed in the placing hole 321 is quickly increased to simulate the environmental temperature when the brake is braked, at this time, the servo cylinder 21 is started, the servo cylinder 21 drives the lifting seat 24 to move downward through the transmission plate 22 and the transmission rod 23 to press and detect the spring, the pressure sensor 25 under the lifting seat 24 detects the pressure when the spring is compressed to detect the elasticity, it should be noted that during the detection process, whether the lifting seat 24 is aligned with the fixed seat 32 when being pressed is observed through the observation window 14, after the detection is completed, the lifting seat 24 is lifted and reset, then the feeding drawer is pulled out of the detection chamber 15, and the unqualified spring is placed into the waste bin 11 for collection according to the detection result.

Claims

1. A brake spring production detection device comprising a detector (1), characterized in that, It also includes elastic force detection assembly (2) and spring fixing assembly (3), wherein: The detector (1) is provided with a detection chamber (15), and a plurality of heating discs (161) for heating are installed at the bottom of the detection chamber (15); The elastic force detection assembly (2) comprises a lifting seat (24) arranged in the detection chamber (15) and capable of lifting, and a plurality of pressure sensors (25) are installed at the bottom of the lifting seat (24); The spring fixing assembly (3) comprises a detection drawer (31) slidably connected in the detection chamber (15), and a plurality of fixing seats (32) for placing springs are detachably installed on the detection drawer (31).

2. The brake spring production inspection device of claim 1, wherein: The elastic force detection assembly (2) further comprises a servo air cylinder (21) symmetrically installed on the upper end of the detector (1), a transmission plate (22) is installed at the output end of the servo air cylinder (21), a plurality of transmission rods (23) are installed between the transmission plate (22) and the lifting seat (24), and the plurality of transmission rods (23) are arranged equidistantly in a rectangle between the transmission plate (22) and the lifting seat (24).

3. The brake spring production inspection apparatus of claim 2, wherein: The bottom of the detection drawer (31) is symmetrically provided with sliding feet (312), the detection chamber (15) is provided with a feeding rail (12) extending out of the feeding chamber, the detection chamber (15) is provided with a heating groove (16), and the heating groove (16) and the feeding rail (12) are both provided with sliding grooves (13) slidably connected with the sliding feet (312).

4. The brake spring production inspection device of claim 1, wherein: The fixing seat (32) is provided with a plurality of placing holes (321) corresponding to the lifting seat (24), and lifting holes (323) are arranged at four corners of the fixing seat (32), a positioning column (311) is installed at the upper end of the detection drawer (31), the positioning column (311) is movably connected with the lifting hole (323), and the lifting seat (24) is provided with a through hole (26) movably connected with the positioning column (311).

5. The brake spring production inspection apparatus of claim 4, wherein: A plurality of fixing seats (32) are stacked on the upper end of the detection drawer (31) through the positioning column (311), and the sizes of the placing holes (321) on different fixing seats (32) are different, and the sizes of the placing holes (321) on the stacked fixing seats (32) decrease from top to bottom.

6. The brake spring production inspection apparatus of claim 3, wherein: The heating disc (161) is fixed at the middle position of the heating groove (16), the fixing seat (32) and the middle part of the detection drawer (31) are both copper heat-conducting plates (322), and the heat-conducting plates (322) are matched with the heating disc (161).

7. The brake spring production inspection apparatus of claim 3, wherein: A buffer pad (17) matched with the sliding feet (312) is installed at the end position of the sliding groove (13) in the heating groove (16), and a fixed disc (171) magnetically attracted to the front end of the sliding feet (312) is installed at the center position of the buffer pad (17).

8. The brake spring production inspection apparatus of claim 1, wherein: One end of the detector (1) is provided with a waste bin (11), and the other side of the detector (1) is provided with an observation window (14).

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