CN213364104U

CN213364104U - Forklift braking force detection system

Info

Publication number: CN213364104U
Application number: CN202022591337.8U
Authority: CN
Inventors: 杨珅夏; 于志强; 张承
Original assignee: Shanghai Institute of Measurement and Testing Technology
Current assignee: Shanghai Institute of Measurement and Testing Technology
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-06-04
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a fork truck braking force detecting system, including examining test table, motor, speedtransmitter and controller, examine one side of test table and install the bottom plate, and the top of bottom plate installs the motor, the motor output end is installed through the shaft coupling and is run through the first pivot of examining test table, and the inside of first pivot installs the second pivot through the bearing, the shell is installed through the bearing in the outside of first pivot, the cross recess has been seted up to the inside of shell, the spacing groove has been seted up to the inside equidistant of first pivot, examine the inside top of test table and install speedtransmitter, and one side of speedtransmitter installs the controller. This kind of fork truck braking force detecting system is through moving to the outside to drive the inner wall fixed position of friction tooth piece to the brake disc, this structure is convenient for operating personnel detects the brake disc of different diameters size.

Description

Forklift braking force detection system

Technical Field

The utility model relates to a detecting system technical field specifically is a fork truck braking force detecting system.

Background

Fork truck refers to the wheeled haulage vehicle to finished pallet goods handling, transport operation, generally divide into types such as electric fork truck and combustion-type fork truck, and it has the high-efficient characteristics of transportation of short distance, is applied to harbour, station, airport and factory workshop etc. widely, and traditional fork truck braking force detecting system can satisfy people's user demand basically, but still has certain problem, and specific problem is as follows:

1. most forklift braking force detection systems in the current market cannot detect forklift braking force devices with different diameters, and due to the fact that the detection size is fixed, diversified market demands cannot be met, and the practicability is low;

2. when most of forklift braking force detection systems in the current market detect, due to the fact that detection speed is high, and the forklift braking force device is not fixed and firm during detection, derailment easily occurs during detection, detection failure is caused, and great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fork truck braking force detecting system to can't detect the fork truck braking force device of different diameters size in solving above-mentioned background art and do not fix the jail to fork truck braking force device when detecting, lead to the problem of derailing.

In order to achieve the above object, the utility model provides a following technical scheme: a forklift braking force detection system comprises a detection platform, a motor, a speed sensor and a controller, wherein a bottom plate is arranged on one side of the detection platform, and the top end of the bottom plate is provided with a motor, the output end of the motor is provided with a first rotating shaft penetrating through the detection platform through a coupler, a second rotating shaft is arranged in the first rotating shaft through a bearing, a gear is fixedly sleeved on the second rotating shaft, the outer side of the first rotating shaft is provided with a shell through a bearing, the inner part of the shell is provided with a cross groove, limiting grooves are arranged in the first rotating shaft at equal intervals, a speed sensor is arranged at the top end in the detection platform, and one side of the speed sensor is provided with a controller, the top end of the speed sensor is provided with a singlechip, the output end of the controller is electrically connected with the input end of the single chip microcomputer through a wire, and the output end of the single chip microcomputer is electrically connected with the input end of the speed sensor through a wire.

Preferably, a T-shaped limiting rod penetrating through the first rotating shaft is arranged inside the cross groove, a spring is sleeved on the outer wall of the T-shaped limiting rod, and the bottom end of the T-shaped limiting rod is movably clamped in a tooth groove in the gear.

Preferably, a cross-shaped rotating disc is installed on the outer side of the second rotating shaft, and two sides of the cross-shaped rotating disc are hinged with transmission rods penetrating through the limiting grooves.

Preferably, one side of the transmission rod, which is far away from the cross-shaped turntable, is hinged, and the outer walls of the transmission rod are all provided with friction tooth blocks.

Preferably, the outer side be provided with the brake disc, one side install the stopper, the outer wall and the brake disc phase-match of friction tooth piece.

Preferably, a brake driving device is installed on one side of the brake disc, and brake pads matched with the brake disc are arranged inside the brake driving device.

Compared with the prior art, the beneficial effects of the utility model are that: the forklift braking force detection system;

1. the brake disc fixing structure is provided with the arc-shaped supporting plate, the brake disc and the friction tooth block, and the arc-shaped supporting plate moves outwards to drive the friction tooth block to fix the inner wall of the brake disc;

2. meanwhile, the device is provided with the arc-shaped supporting plate, the brake disc and the limiting block, and the arc-shaped supporting plate moves outwards to drive the limiting block to move outwards, so that the position of the brake disc is fixed, and derailment cannot occur in the rotating process;

3. meanwhile, the device is provided with a brake driving device, a brake block and a brake disc, an operator detects the brake disc by starting a speed sensor, then drives the brake block to clamp the brake disc by driving the brake driving device, then the speed sensor detects the speed of the brake disc in a feedback mode to a controller, detection of the brake disc is completed, and the structure is convenient for rapid detection of the brake disc.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic right sectional view of the present invention;

FIG. 3 is an enlarged cross-sectional view of the portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention;

FIG. 5 is a front view of the first shaft and the arc-shaped supporting plate of the present invention;

FIG. 6 is a schematic diagram of the internal circuit structure of the present invention;

fig. 7 is a schematic view of the gear and the T-shaped limiting rod of the present invention.

In the figure: 1. a detection table; 2. a motor; 3. a base plate; 4. a cross groove; 5. a brake driving device; 6. A speed sensor; 7. a brake pad; 8. a first rotating shaft; 9. a second rotating shaft; 10. a gear; 11. a housing; 12. a transmission rod; 13. a T-shaped limiting rod; 14. a spring; 15. a cross-shaped turntable; 16. an arc-shaped support plate; 17. a limiting groove; 18. a brake disc; 19. a friction tooth block; 20. a limiting block; 21. a controller; 22. and a single chip microcomputer.

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. 1-7, the present invention provides a technical solution: a forklift braking force detection system comprises a detection platform 1, a motor 2, a speed sensor 6, an arc-shaped support plate 16 and a controller 21, wherein a bottom plate 3 is installed on one side of the detection platform 1, a motor 2Y315S-4 is installed at the top end of the bottom plate 3, the type of the motor 2 can be that a first rotating shaft 8 penetrating through the detection platform 1 is installed at the output end of the motor 2 through a coupler, a second rotating shaft 9 is installed inside the first rotating shaft 8 through a bearing, and a gear 10 is fixedly sleeved on the second rotating shaft 9;

a cross-shaped rotating disc 15 is arranged on the outer side of the second rotating shaft 9, two sides of the cross-shaped rotating disc 15 are hinged with transmission rods 12 penetrating through limiting grooves 17, the cross-shaped rotating disc 15 is driven to rotate by rotating the second rotating shaft 9, and therefore the cross-shaped rotating disc 15 drives the transmission rods 12 to move towards the outer side in the limiting grooves 17, and the positions of the arc-shaped supporting plates 16 are convenient to move;

an arc-shaped supporting plate 16 is hinged to one side, away from the cross-shaped rotating disc 15, of the transmission rod 12, a friction tooth block 19 is mounted on the outer wall of each arc-shaped supporting plate 16, the outer wall of each friction tooth block 19 is matched with the corresponding brake disc 18, the arc-shaped supporting plates 16 drive the friction tooth blocks 19 to fix the inner wall of each brake disc 18, and the structure is convenient for operators to fix the brake discs 18 with different diameters;

a brake disc 18 is arranged on the outer side of the arc-shaped support plate 16, a limit block 20 is arranged on one side of the arc-shaped support plate 16, and the arc-shaped support plate 16 moves outwards, so that the limit block 20 is driven to move outwards, the position of the brake disc 18 is further fixed, and the brake disc is prevented from falling off in the rotating process;

a brake driving device 5 is installed on one side of the brake disc 18, brake pads 7 matched with the brake disc 18 are arranged in the brake driving device 5, the brake pads 7 are driven to clamp the brake disc 18 by starting the brake driving device 5, and an operator can conveniently detect the brake disc 18;

a shell 11 is arranged on the outer side of the first rotating shaft 8 through a bearing, and a cross groove 4 is formed in the shell 11;

a T-shaped limiting rod 13 penetrating through the first rotating shaft 8 is arranged inside the cross groove 4, a spring 14 is sleeved on the outer wall of the T-shaped limiting rod 13, the bottom end of the T-shaped limiting rod 13 is movably clamped in a tooth socket on the gear 10, and the T-shaped limiting rod 13 is pulled outwards to be separated from the gear 10, so that the spring 14 is contracted in the cross groove 4, and the structure is convenient for fixing the rotating position of the second rotating shaft 9;

spacing groove 17 has been seted up to the equidistant inside of first pivot 8, examines the top of 1 inside of test table and installs speedtransmitter 6, and one side of speedtransmitter 6 installs controller 21, and singlechip 22 is installed on speedtransmitter 6's top, and controller 21 output passes through wire and singlechip 22's input electric connection, and singlechip 22's output passes through wire and speedtransmitter 6's input electric connection.

The working principle is as follows: when the forklift braking force detection system is used, an external power supply is firstly switched on, then an operator pulls the T-shaped limiting rod 13 upwards to separate from the gear 10, so that the spring 14 is contracted in the cross-shaped groove 4, then the operator holds and clockwise rotates the second rotating shaft 9 to drive the cross-shaped turntable 15 to rotate, so that the cross-shaped turntable 15 drives the transmission rod 12 to move inwards in the limiting groove 17, the position of the arc-shaped support plate 16 is further moved conveniently, so that the arc-shaped support plate 16 drives the limiting block 20 to move inwards, then the operator passes through the second rotating shaft 9 and the limiting block 20 to move the brake disc 18 to be detected to the outer side of the friction tooth block 19, then the operator rotates the second rotating shaft 9 anticlockwise to drive the cross-shaped turntable 15 to rotate anticlockwise, so that the cross-shaped turntable 15 moves in the limiting groove 17 through the transmission rod 12, then the arc-shaped supporting plate 16 is driven to fix the outer brake disc 18 through the friction tooth block 19, meanwhile, the arc-shaped supporting plate 16 drives the limiting block 20 to fix the position of the brake disc 18, so as to prevent the brake disc 18 from falling off in the operation process, then an operator drives the first rotating shaft 8 to rotate through the starting motor 2, so that the first rotating shaft 8 drives the transmission rod 12 to move to one side through the limiting groove 17, the transmission rod 12 drives the brake disc 18 to rotate through the arc-shaped supporting plate 16, then the operator detects the brake disc 18 through the speed sensor 6, then drives the brake driving device 5 to clamp the brake disc 18 through driving the brake sheet 7, detects the speed of the brake disc 18 through the speed sensor 6 and feeds the speed back to the controller 21 to finish the detection of the brake disc 18, then presses the button of the controller 21 to reset the single chip microcomputer 22, singlechip 22 feeds back to speedtransmitter 6 after that for speedtransmitter 6 tests the speed zero clearing, is convenient for test the speed next time, and this structure is convenient for detect brake disc 18 fast, and the above does the utility model discloses a whole principles.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a fork truck braking force detecting system, is including detecting platform (1), motor (2), speed sensor (6), arc backup pad (16) and controller (21), its characterized in that: detect one side of platform (1) and install bottom plate (3), and the top of bottom plate (3) installs motor (2), motor (2) output is installed through the shaft coupling and is run through first pivot (8) of detecting platform (1), and the inside of first pivot (8) installs cross recess (4) through the bearing, shell (11) are installed through the bearing in the outside of first pivot (8), second pivot (9) have been seted up to the inside of shell (11), it has gear (10) to fix the cover on second pivot (9), spacing groove (17) have been seted up to the inside equidistant of first pivot (8), detect the inside top of platform (1) and install speedtransmitter (6), and one side of speedtransmitter (6) installs controller (21), singlechip (22) are installed on the top of speedtransmitter (6), the output end of the controller (21) is electrically connected with the input end of the single chip microcomputer (22) through a lead, and the output end of the single chip microcomputer (22) is electrically connected with the input end of the speed sensor (6) through a lead.

2. The forklift braking force detection system according to claim 1, characterized in that: the inside T type gag lever post (13) that runs through first pivot (8) that is provided with of second pivot (9), and the outer wall cover of T type gag lever post (13) is equipped with spring (14), T type gag lever post (13) bottom activity joint is in the tooth's socket on gear (10).

3. The forklift braking force detection system according to claim 1, characterized in that: the outer side of the cross groove (4) is provided with a cross turntable (15), and both sides of the cross turntable (15) are hinged with transmission rods (12) penetrating through the limiting grooves (17).

4. The forklift braking force detection system according to claim 3, characterized in that: one side of the transmission rod (12) far away from the cross-shaped turntable (15) is hinged with an arc-shaped supporting plate (16), the outer wall of the arc-shaped supporting plate (16) is provided with a friction tooth block (19), and the outer wall of the friction tooth block (19) is matched with the brake disc (18).

5. The forklift braking force detection system according to claim 4, characterized in that: the brake disc (18) is arranged on the outer side of the arc-shaped support plate (16), and a limiting block (20) is installed on one side of the arc-shaped support plate (16).

6. The forklift braking force detection system according to claim 5, characterized in that: and a brake driving device (5) is installed on one side of the brake disc (18), and brake pads (7) matched with the brake disc (18) are arranged inside the brake driving device (5).