CN216483991U - Industrial vehicle steering wheel test device - Google Patents

Abstract

The application discloses industry vehicle steering wheel test device, including the rack, the rack is formed with the installation face, still includes: the base is used for mounting a steering wheel and a switch handle; dial the pendulum mechanism, dial the pendulum mechanism and include first driving lever and second driving lever, first driving lever can be linear motion and imitate the in-service use condition with toggle switch handle, and the second driving lever can be linear motion and rotate simulation steering wheel with toggle steering wheel and make the switch handle return. The utility model discloses change rotary motion into linear motion, can influence a plurality of appearance pieces with set of mechanism and test simultaneously, the record has drive arrangement operation number of times, switch-on number of times, handle and support contact number of times, can obtain the durability that steering switch used easily, the durability that self return function used.

Description

Industrial vehicle steering wheel test device

Technical Field

The utility model belongs to the technical field of automotive machinery test technique and specifically relates to an industrial vehicle steering wheel test device.

Background

With the development of the forklift industry, the technology used on the forklift is gradually approaching to the technology of an automobile, so that the situation that a steering lamp switch with an automatic return function appears on the forklift is great, the appearance of a new steering lamp switch means a great amount of test requirements, an existing forklift steering lamp switch rack only has a function of shifting gears, does not have an operation part of a steering wheel and is not suitable for the test of the new steering lamp switch, two rotating mechanisms of the existing forklift rack are generally vertically arranged, the structure is complex, only one sample can be tested at the same time, the efficiency is low, and therefore, according to the situation, an industrial vehicle steering wheel test device needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide an industrial vehicle steering wheel test device.

The utility model provides a its technical problem take following technical scheme to realize:

an industrial vehicle steering wheel test device, includes the rack, the rack is formed with the installation face, still includes: the base is used for mounting a steering wheel and a switch handle; the shifting mechanism comprises a first shifting lever and a second shifting lever, the first shifting lever can do linear motion to shift the switch handle to simulate the actual use condition, and the second shifting lever can do linear motion to shift the steering wheel to rotate to simulate the steering wheel to drive the switch handle to return; the driving mechanism comprises a motor, and the output end of the motor is connected with the first driving lever and the second driving lever so as to drive the first driving lever and the second driving lever to respectively do linear motion.

Preferably, the axis of the base arranged in a straight line is parallel to the movement axes of the first deflector rod and the second deflector rod.

Preferably, the poking and swinging mechanism comprises a first sliding block for mounting the first poking rod and a second sliding block for mounting the second poking rod, the driving mechanism further comprises a lead screw and an auxiliary rod, the lead screw is connected with the first sliding block and the second sliding block to drive the first sliding block and the second sliding block to move, and the auxiliary rod is slidably connected with the first sliding block and the second sliding block.

Preferably, the first deflector rod and the second deflector rod are respectively arranged in pairs, the pair of first deflector rods and the pair of second deflector rods are in a group, the distance between the pair of first deflector rods is 100-150mm, and the distance between the pair of second deflector rods is 1.5-3 times of the distance between the pair of first deflector rods.

Preferably, the paired first shift levers can shift the steering wheel by a rotation angle of ± 43 °.

Preferably, the automatic shifting device further comprises a controller, a first counter, a second counter, a third counter and a fourth counter, wherein the first counter and the controller are connected with the driving mechanism to record the running times of the driving mechanism, the second counter is connected with the switch handle to record the turn-on times of the switch handle, and the third counter and the fourth counter are respectively connected with two opposite ends of the moving part of the switch handle to record the contact times of the first shifting lever and the opposite side face of the switch handle.

Preferably, the base is rotatably connected with a positioning shaft, and the base is provided with mounting holes in an array manner.

The utility model has the advantages that:

1. the utility model discloses change the rotary motion among the traditional testing arrangement into linear motion, can influence a plurality of appearance spares simultaneously with a set of mechanism and test, and for traditional rotary motion, linear motion stability is higher, and the precision is higher, is favorable to gathering each item data more, the utility model discloses a record actuating mechanism operation number of times, switch-on number of times, handle and support contact number of times can draw out the durability that steering switch used easily, the durability that the self return function used.

2. The utility model discloses for current testing arrangement, the structure is simpler, greatly reduced manufacturing cost, on the other hand, has also reduced cost of maintenance, the staff's operation of being convenient for more is parallel translation through first driving lever, second driving lever, and is parallel with base array orientation, cooperates corresponding test method, is favorable to the orderly test, and then has improved work efficiency greatly.

Drawings

FIG. 1 is a schematic view of the axle measuring structure of the steering wheel of the present invention;

fig. 2 is a top view of fig. 1 of the present invention;

FIG. 3 is a schematic view of the axial measurement structure of the present invention;

fig. 4 is a cross-sectional view of a steering wheel and a switch handle according to the present invention;

fig. 5 is a schematic view of the axial measurement structure of the middle switch handle of the present invention.

In the figure: 100. a rack; 200. a steering wheel; 300. a switch handle; 301. a housing; 302. a rotating body; 303. rotating the handle; 304. a turn signal shaft body; 305. a bit returning block; 306. a first protrusion; 307. an adjusting projection; 308. an arc-shaped slot; 400. a swing-pulling mechanism; 401. a first shift lever; 402. a second deflector rod; 403. a first slider; 404. a second slider; 500. a drive mechanism; 501. a motor; 502. a screw rod; 503. an auxiliary lever; 600. a base; 601. positioning the shaft; 602. an extension plate; 603. and (5) stabilizing the plate.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The embodiments of the present invention will be described in detail with reference to the accompanying drawings:

the utility model discloses an industrial vehicle steering wheel test device, including rack 100, rack 100 is formed with the installation face, still includes: the steering wheel comprises a plurality of bases, a plurality of connecting rods and a plurality of connecting rods, wherein the plurality of bases are arranged in a straight line and used for mounting a steering wheel 200 and a switch handle 300; the poking and swinging mechanism 400 comprises a first poking rod 401 and a second poking rod 402, the first poking rod 401 can do linear motion to poke the switch handle 300 to simulate the actual use condition, and the second poking rod 402 can do linear motion to poke the steering wheel 200 to rotate to simulate the steering wheel 200 to enable the switch handle 300 to return; the driving mechanism 500, the driving mechanism 500 includes a motor 501, an output end of the motor 501 is connected to the first driving lever 401 and the second driving lever 402, so as to drive the first driving lever 401 and the second driving lever 402 to respectively perform linear motion.

Specifically, as shown in fig. 1, the experimental apparatus includes a rack 100, the upper side of the rack 100 is a plane, the plane is used for installing components such as a base, and different from some existing testing devices, the installation surface is a horizontal plane, so as to provide a stable testing plane for a testing process, the lower side of the rack 100 is a cabinet body capable of being opened, a certain space is provided in the cabinet body, and one side of the cabinet body is provided with a plurality of holes, in some embodiments, some transparent components such as tempered glass can be used, and the inside of the cabinet body can be directly seen from the outside.

As shown in fig. 2, the left and right directions are straight equidistance and are equipped with 3 bases on the rack 100, the distance at the base center is 350mm, this installation distance is decided according to the steering wheel 200 diameter that actual need detected, it is accurate to use steering wheel 200 on the adjacent base not to influence each other, as shown in fig. 3, the base is not direct mount on the installation face of rack 100, the base is the ladder-shaped structure of symmetry, the left and right sides respectively has an extension board, the middle part is hollow structure, it needs to be noted that, be connected with firm board between the extension board downside of ladder-shaped structure and the installation face of rack 100, be equipped with two bolts on the unilateral extension board, the bolt passes firm board and is connected with rack 100, fix the ladder-shaped structure through firm board, the stability of structure can greatly increased, make the precision higher when testing in steering wheel 200.

The base is connected with location axle 601 in the rotation, and the array is equipped with the mounting hole on the base. Specifically, as shown in fig. 3, a through hole is formed in the center of the base, one end of the positioning shaft 601 is installed in the positioning shaft 601, the other end of the positioning shaft 601 is vertically upward and detachably connected with the steering wheel 200 and the switch handle 300, in fig. 3, the bases on the left side and the right side are not provided with the positioning shaft 601, and the bases are further provided with mounting holes in an array mode, wherein the mounting holes are used for being matched with the steering wheel 200 to fix the steering wheel 200.

Specifically, as shown in fig. 1, there are 2 first levers 401 on the left side of each base, the first levers 401 are vertical rods, 2 first levers 401 are respectively located on both sides of the switch handle 300, each first lever 401 touches the switch handle 300 along a linear motion, so that the switch handle 300 is turned left and right, there are 2 second levers 402 on the right side of each base, the second levers 402 include a vertical support rod and a horizontal rod, the horizontal rod has a certain length, 2 second levers 402 are 3-20mm away from the upper surface of the steering wheel 200, 2 second levers 402 are located on both sides of the handle on the steering wheel 200, the second levers 402 move along a linear direction to act on the handle of the steering wheel 200, so as to cause the steering wheel 200 to rotate, and further, to realize the automatic reset of the switch handle 300, it should be noted that 6 first levers 401 corresponding to 3 bases move along the same linear direction, the corresponding 6 second shift levers 402 move along the same straight line.

The poking and swinging mechanism 400 comprises a first sliding block 403 for mounting the first poking rod 401 and a second sliding block 404 for mounting the second poking rod 402, the driving mechanism 500 further comprises a screw rod 502 and an auxiliary rod 503, the screw rod 502 is connected with the first sliding block 403 and the second sliding block 404 to drive the first sliding block 403 and the second sliding block 404 to move, and the auxiliary rod 503 is connected with the first sliding block 403 and the second sliding block 404 in a sliding manner. The first deflector rod 401 and the second deflector rod 402 are respectively arranged in pairs, and the pair of first deflector rods 401 and the pair of first deflector rods 402 are in a group, the distance between the pair of first deflector rods 401 is 100-150mm, and the distance between the pair of second deflector rods 402 is 1.5-3 times of the distance between the pair of first deflector rods 401.

As shown in fig. 1, the driving mechanism 500 includes 2 motors 501 on the left and right, each motor 501 is connected to a lead screw 502, the lead screw 502 is connected to a first slider 403/a second slider 404, an auxiliary rod 503 is arranged in parallel to the lead screw 502, more specifically, 2 lead screws 502 and 2 auxiliary rods 503, the lead screw 502 drives a first shift lever 401 and a second shift lever 402 to move linearly, each first lead screw 502 corresponds to 1 first slider 403, the distance between the first lead screws 502 is 240mm, each first lead screw 502 corresponds to 1 second slider 404, and the distance between the second lead screws 502 is 120mm, in some embodiments, each pair of two first shift levers 401 share one first slider 403, each pair of two second shift levers 402 share one second slider 404, preferably, each first lead screw 502 and each second lead screw 502 correspond to one first slider 403 and one second slider 404, which makes it easier for the first slider 403 and the second slider 404 to move, the stability of the positions of the first lead screw 502 and the second lead screw 502 in different states can be more conveniently determined.

The linear base axis is parallel to the axis of motion of first and second dials 401 and 402. Specifically, as shown in fig. 2, the left and right directions of 3 bases are linearly arranged, the left and right directions of 6 first shift levers 401 are linearly arranged, the left and right directions of 6 second shift levers 402 are linearly arranged, a plurality of first shift levers 401 are driven by the same motor 501, a plurality of second shift levers 402 are driven by the same motor 501, it should be noted that the straight line of the first shift lever 401 and the straight line of the second shift lever 402 are parallel to the straight line of the bases, and the corresponding testing method is matched, so that the ordered testing is facilitated, and further the working efficiency is greatly improved.

The paired first levers 401 can shift the steering wheel 200 by an angle of ± 43 °, and the paired second levers 402 can shift the switch handle 300 by an angle of ± 18 °.

The automatic switch further comprises a controller, a first counter, a second counter, a third counter and a fourth counter which are in communication connection with each other, the controller and the first counter are connected with the driving mechanism 500, the first counter records the operation times of the driving mechanism 500, the second counter is connected with the switch handle 300 and records the connection times of the switch handle 300, the connection times comprise left-turn induction, right-turn induction and return induction, the third counter and the fourth counter are respectively connected with the left side surface and the right side surface of a rotating handle in the switch handle 300, the first deflector rod pushes the rotating handle 303 from the left side surface to the right side to enable the switch handle 300 to be connected, the connection times are recorded through the third counter, the first deflector rod pushes the rotating handle 303 from the right side surface to the left side to enable the switch handle 300 to be connected, the fourth counter records the contact times, the controller is positioned in the rack 100, a copper wire is wound around the rotating handle 303 of the switch handle 300, and the first shift lever 401 and the second shift lever 402 are both metal rods.

As shown in fig. 4 and 5, the steering wheel 200 and the switch handle 300 are illustrated in the drawings, in fig. 4, the steering wheel 200 and the switch handle 300 include a housing 301, a rotating body 302 is rotatably connected to a middle position of the housing 301, a vertical rib is provided on the rotating body 302, the rotating body 302 and a positioning shaft 601 are coaxial, a rotating handle 303 is rotatably connected to the housing 301, one end of the rotating handle 303 is connected to a steering lamp shaft body 304, the steering lamp shaft body 304 is rotatably connected to the housing 301, a return block 305 is further connected to the housing 301, a groove is formed in the housing 301, a first protrusion 306 is provided on an upper side of the return block 305, the first protrusion 306 moves in the groove and can rotate, as shown in fig. 5, adjustment protrusions 307 are formed on both left and right sides of the steering lamp shaft body 304, the return block 305 is connected to a spring to maintain its position, an arc-shaped groove 308 is further formed on the steering lamp shaft body 304, a second protrusion is provided on a lower side of the return block 305, the second protrusion abuts against an arc-shaped groove 308, when the steering wheel test device is used, the rotating handle 303 is rotated to drive the steering lamp shaft body 304 to rotate, the arc-shaped groove 308 is matched with the adjusting protrusions 307 at two sides to enable the return block 305 to rotate in a state of moving rightwards, so that the right end of the return block 305 is driven to be close to the rotating body 302, the arc-shaped groove 308 is of a structure with a middle protrusion, when the lower protrusion is located at the middle protrusion position of the arc-shaped groove 308, the handle is in an initial state, after the handle rotates, the lower protrusion moves towards the rotating body 302 under the driving of the arc-shaped groove 308, after the handle rotates, the lower protrusion maintains under the action of the spring and the arc-shaped groove 308, when the steering wheel 200 rotates to drive the rotating body 302 to rotate, the rib plate of the rotating body 302 is in contact with the return block 305, so that the return block 305 returns to the original position, when the rotating body 302 rotates, the rotating body is not in contact with the return block 305, in the test device, namely, the first deflector rod 401 and the second deflector rod 402 respectively replace manual force to stir the handle or rotate the steering wheel 200, simulating the real situation.

It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also falls within the scope of the present invention, in any other embodiments derived by those skilled in the art according to the technical solutions of the present invention.

Claims (7)

1. An industrial vehicle steering wheel test apparatus comprising a bench (100), the bench (100) being formed with a mounting surface, characterized in that: further comprising:

the steering wheel support comprises a plurality of bases (600), wherein the bases (600) are arranged in a straight line, and the bases (600) are used for mounting a steering wheel (200) and a switch handle (300);

the poking and swinging mechanism (400) comprises a first poking rod (401) and a second poking rod (402), the first poking rod (401) can do linear motion to poke the switch handle (300) to simulate the actual use condition, and the second poking rod (402) can do linear motion to poke the steering wheel (200) to rotate to simulate the steering wheel (200) to enable the switch handle (300) to return;

the driving mechanism (500) comprises a motor (501), and the output end of the motor (501) is connected with the first shifting lever (401) and the second shifting lever (402) so as to drive the first shifting lever (401) and the second shifting lever (402) to respectively do linear motion.

2. The industrial vehicle steering wheel test device of claim 1, wherein: the axes of the bases (600) which are arranged in a straight line are parallel to the motion axes of the first deflector rod (401) and the second deflector rod (402).

3. The industrial vehicle steering wheel test device of claim 2, wherein: the poking and swinging mechanism (400) comprises a first sliding block (403) used for mounting a first poking rod (401) and a second sliding block (404) used for mounting a second poking rod (402), the driving mechanism (500) further comprises a lead screw (502) and an auxiliary rod (503), the lead screw (502) is connected with the first sliding block (403) and the second sliding block (404) to drive the first sliding block (403) and the second sliding block (404) to move, and the auxiliary rod (503) is connected with the first sliding block (403) and the second sliding block (404) in a sliding mode.

4. An industrial vehicle steering wheel test apparatus according to claim 1 or 3, wherein: the first deflector rod (401) and the second deflector rod (402) are respectively arranged in pairs, the pair of first deflector rod (401) and the pair of second deflector rod (402) are in a group, the distance between the pair of first deflector rod (401) is 100-150mm, and the distance between the pair of second deflector rod (402) is 1.5-3 times of the distance between the pair of first deflector rod (401).

5. The industrial vehicle steering wheel test device of claim 4, wherein: the first poking rods (401) in pairs can poke the steering wheel (200) to rotate by +/-43 degrees.

6. An industrial vehicle steering wheel testing apparatus according to claim 1, 3 or 5, wherein: the automatic switch further comprises a controller, a first counter, a second counter, a third counter and a fourth counter, wherein the first counter and the controller are connected with the driving mechanism (500) to record the running times of the driving mechanism, the second counter is connected with the switch handle (300) to record the turn-on times of the switch handle (300), and the third counter and the fourth counter are respectively connected with the two opposite ends of the moving part of the switch handle (300) to record the contact times of the first driving lever (401) and the opposite side face of the switch handle (300).

7. The industrial vehicle steering wheel test device of claim 6, wherein: the base (600) is rotatably connected with a positioning shaft (601), and mounting holes are formed in the base (600) in an array mode.

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