Speed measuring device for forklift braking performance

Abstract

The utility model discloses a speed measuring device for the braking performance of a forklift, which belongs to the technical field of testing the braking performance of the forklift, and comprises a fixed bottom plate, a supporting stand column is connected onto the fixed bottom plate, one side of the supporting stand column is connected with a mounting plate, a rotating wheel is rotatably mounted on the supporting stand column, and a main bevel gear is connected onto the rotating wheel. According to the speed measuring device for the forklift braking performance, a driving motor is started to drive a first rotating rod to rotate, a first gear is meshed with a second gear, so that the first rotating rod and a second rotating rod rotate reversely, a supporting frame is driven to rotate, the distance between two rolling wheels is reduced, the rolling wheels lift a fixed bottom plate, and the speed is measured; according to the speed measuring device, the rolling wheels are arranged, so that a worker can conveniently push the speed measuring device to move through rolling of the rolling wheels so as to adapt to speed measuring work at different positions, the fixed bottom plate can make contact with the ground by enlarging the interval between the two rolling wheels, and therefore the fixed bottom plate is matched with the rolling wheels to support and position the speed measuring device.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the forklift brake performance test technical field, concretely is a kind of speed measuring device for forklift brake performance. BACKGROUND

[0002] Forklift is equipped with fork and lifting device self-propelled loading and unloading conveying machinery, is the various wheeled vehicles of the loading and unloading, stacking and short-distance transport operation of piece pallet goods, forklift adopts hydraulic mechanical transmission mostly, is composed of power device, frame, working mechanism, running mechanism and steering mechanism etc., the rear of commonly used forklift is equipped with counterweight, forklift has the advantages of motor flexibility, strong adaptability and high efficiency.

[0003] In order to avoid forklift overspeed in transport operation, since warehouse entrance is the most likely position of forklift overspeed collision, so generally speed measuring device is set at the entrance of warehouse, and part speed measuring device is usually fixed on wall or suspender by bolt screw, to cause subsequent dismounting and moving difficulty. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned defects, the utility model provides a kind of speed measuring device for forklift brake performance, solve the problem that part speed measuring device is fixed on wall or suspender by bolt screw, to cause subsequent dismounting and moving difficulty of staff, inconvenient adjustment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of speed measuring device for forklift brake performance, including fixed base plate, the fixed base plate is connected with support column, the support column one side is connected with mounting plate, the support column is rotatably installed with rotating wheel, the rotating wheel is connected with main bevel gear, the main bevel gear is meshed with auxiliary bevel gear, the auxiliary bevel gear is connected with threaded rod, the threaded rod is screw threadedly cooperated with the installation of connecting column, the connecting column is installed with laser speed head;

[0006] The first rotating lever is rotatably connected on the fixed base plate, the second rotating lever is rotatably connected on the fixed base plate, the first rotating lever both ends are connected with first gear, the second rotating lever both ends are connected with second gear, the first rotating lever and second rotating lever are all connected with support frame, the support frame is rotatably installed with rolling wheel.

[0007] As a further scheme of the utility model: the mounting plate is installed with drive motor, and the drive motor output shaft is connected with the first rotating lever.

[0008] As a further scheme of the utility model: the fixed base plate is connected with antiskid pad below, and the antiskid pad is of rubber material and is provided with antiskid line below.

[0009] As a further scheme of the utility model: the first gear and the second gear are connected with each other, and a plurality of friction strips are connected to the rolling wheel.

[0010] As a further scheme of the utility model: the threaded rod is rotationally connected in the support column, and the limit recess is formed on the two sides of the support column.

[0011] As a further scheme of the utility model: the connecting column slides in the support column and is in contact with the inner wall of the support column, the connecting column is connected with the limit convex strip on the two sides, and the limit convex strip slides in the limit recess.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、The forklift brake performance speed measuring device, through setting drive motor, first rotating rod, second rotating rod, first gear, second gear, support frame and rolling wheel, when needing to move the speed measuring device, the staff drives the first rotating rod to rotate through starting the drive motor, the first gear is engaged with the second gear, the first rotating rod and the second rotating rod are reversely rotated, so as to drive the support frame to rotate and reduce the interval between the two rolling wheels, the rolling wheel is lifted to fix the bottom plate, so that the staff pushes the speed measuring device to move conveniently through the rolling of the rolling wheel, so as to adapt to the speed measuring work at different positions, and the interval between the two rolling wheels is expanded, so that the fixed bottom plate is in contact with the ground, so that the fixed bottom plate cooperates with the rolling wheel to support and position the speed measuring device.

[0014] 2、The forklift brake performance speed measuring device, through setting rotating wheel, main bevel gear, auxiliary bevel gear, threaded rod, connecting column and laser speed measuring head, the staff drives the main bevel gear to rotate through rotating the rotating wheel, the threaded rod is rotated in the support column through the engagement of the main bevel gear and the auxiliary bevel gear, the rotating threaded rod can drive the connecting column to move, so that the laser speed measuring head moves up and down, so as to adjust the working height of the laser speed measuring head and meet the speed measuring demand. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Fig. 2 It is the three-dimensional structure schematic diagram of the utility model rolling wheel;

[0017] Fig. 3 It is the three-dimensional structure schematic diagram of the utility model rolling wheel;

[0018] In the figure: 1, fixed bottom plate; 2, support column; 3, mounting plate; 4, rotating wheel; 5, main bevel gear; 6, auxiliary bevel gear; 7, threaded rod; 8, connecting column; 9, laser speed measuring head; 10, driving motor; 11, first rotating rod; 12, second rotating rod; 13, first gear; 14, second gear; 15, support frame; 16, rolling wheel; 17, non-slip pad; 18, friction strip; 19, limiting groove; 20, limiting convex strip. DETAILED DESCRIPTION

[0019] The technical scheme of the patent will be further described in detail in combination with specific embodiments.

[0020] As Figs. 1-3 shown, the utility model provides a kind of technical scheme: a forklift braking performance speed measuring device, including fixed bottom plate 1, fixed bottom plate 1 is connected with support column 2, fixed bottom plate 1 below is connected with non-slip pad 17, non-slip pad 17 is rubber material and below is provided with anti-skid line, when fixed bottom plate 1 is contacted with ground, non-slip pad 17 will be bonded with ground, to increase friction, prevent fixed bottom plate 1 from sliding deviation.

[0021] Support column 2 side is connected with mounting plate 3, and driving motor 10 is installed on mounting plate 3, and the output shaft of driving motor 10 is connected with first rotating rod 11, and first rotating rod 11 is rotated by driving motor 10, so as to drive two rolling wheels 16 to rotate by the meshing of first gear 13 and second gear 14, without manual adjustment, so as to facilitate staff to move the speed measuring device.

[0022] Rotating wheel 4 is rotatably installed on support column 2, main bevel gear 5 is connected on rotating wheel 4, auxiliary bevel gear 6 is meshed and connected on main bevel gear 5, threaded rod 7 is connected on auxiliary bevel gear 6, threaded rod 7 is rotatably connected in support column 2, limiting groove 19 is formed in the two sides of support column 2, threaded rod 7 is matched with connecting column 8 by screw thread, so that connecting column 8 can slide in support column 2 when threaded rod 7 rotates, so as to adjust the working height of laser speed measuring head 9.

[0023] Connecting column 8 is threadedly matched and installed on threaded rod 7, connecting column 8 slides in support column 2 and is in contact with the inner wall of support column 2, limiting convex strip 20 is connected on the two sides of connecting column 8, limiting convex strip 20 slides in limiting groove 19, connecting column 8 is in contact with the inner wall of support column 2, so that support column 2 can limit connecting column 8, to avoid connecting column 8 from rotating and deviating when moving, and limiting groove 19 can limit the movement distance of limiting convex strip 20, so as to prevent connecting column 8 from being separated from support column 2.

[0024] The laser speed measuring head 9 is installed on the connecting column 8, the first rotating rod 11 is rotatably connected to the fixed base plate 1, the second rotating rod 12 is rotatably connected to the fixed base plate 1, the first rotating rod 11 is connected with the first gear 13 at both ends, the second rotating rod 12 is connected with the second gear 14 at both ends, the supporting frame 15 is connected to the first rotating rod 11 and the second rotating rod 12, the rolling wheels 16 are rotatably installed on the supporting frame 15, the first gear 13 and the second gear 14 are meshingly connected, the plurality of friction strips 18 are connected to the rolling wheels 16, and the plurality of friction strips 18 on the rolling wheels 16 can prevent the rolling wheels 16 from slipping on the ground, so that the staff can push the speed measuring device conveniently.

[0025] The working principle of the utility model is:

[0026] The staff can rotate the main bevel gear 5 through the rotating wheel 4, the main bevel gear 5 and the auxiliary bevel gear 6 are meshingly connected, the threaded rod 7 can rotate in the supporting column 2, the connecting column 8 is driven to slide in the supporting column 2 through the rotating threaded rod 7, the working height of the laser speed measuring head 9 is adjusted to meet different speed measuring requirements, when the speed measuring device needs to be moved, the first rotating rod 11 is driven to rotate through the driving motor 10, the first gear 13 and the second gear 14 are meshed, the first rotating rod 11 and the second rotating rod 12 are reversely rotated, the supporting frame 15 is driven to rotate, the distance between the two rolling wheels 16 is reduced, the rolling wheels 16 are lifted to fix the base plate 1, the rolling wheels 16 are rolled to facilitate the staff to push the speed measuring device to move, and after moving to the working position, the first rotating rod 11 is reversely rotated to expand the interval between the two rolling wheels 16, the fixed base plate 1 is in contact with the ground, and the fixed base plate 1 is supported and positioned with the rolling wheels 16.

[0027] In the description of the utility model, it should be explained that, unless there is definite provision and limitation, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] The above describes the preferred embodiment of the patent in detail, but the patent is not limited to the above embodiment, and various changes can be made within the knowledge of ordinary skilled in the art without departing from the purpose of the patent.

Claims

1. A speed measuring device for forklift braking performance, comprising a fixed base plate (1), characterized in that: The fixed bottom plate (1) is connected with a support column (2), one side of the support column (2) is connected with a mounting plate (3), the support column (2) is rotatably connected with a rotating wheel (4), the rotating wheel (4) is connected with a main bevel gear (5), the main bevel gear (5) is meshed with a secondary bevel gear (6), the secondary bevel gear (6) is connected with a threaded rod (7), the threaded rod (7) is threadedly connected with a connecting column (8), and the connecting column (8) is connected with a laser speed head (9). The fixed bottom plate (1) is rotatably connected with a first rotating rod (11), the fixed bottom plate (1) is rotatably connected with a second rotating rod (12), the first rotating rod (11) is connected with a first gear (13) at both ends, the second rotating rod (12) is connected with a second gear (14) at both ends, and the first rotating rod (11) and the second rotating rod (12) are both connected with a support frame (15), and the support frame (15) is rotatably connected with a rolling wheel (16).

2. The velocity measuring device for forklift braking performance according to claim 1, characterized in that: The mounting plate (3) is connected with a driving motor (10), and the output shaft of the driving motor (10) is connected with the first rotating rod (11).

3. The velocity measuring device for forklift braking performance according to claim 1, characterized in that: The fixed bottom plate (1) is connected with an anti-skid pad (17) below, the anti-skid pad (17) is made of rubber material and is provided with anti-skid lines below.

4. The velocity measuring device for forklift braking performance according to claim 1, characterized in that: The first gear (13) and the second gear (14) are meshed with each other, and the rolling wheel (16) is connected with a plurality of friction strips (18).

5. The velocity measuring device for forklift braking performance according to claim 1, characterized in that: The threaded rod (7) is rotatably connected in the support column (2), and the support column (2) is provided with a limiting groove (19) at both sides.

6. The velocity measuring device for a forklift brake performance according to claim 5, characterized in that: The connecting column (8) slides in the support column (2) and is in contact with the inner wall of the support column (2), the connecting column (8) is connected with a limiting convex strip (20) at both sides, and the limiting convex strip (20) slides in the limiting groove (19).

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