Forklift counterweight detection device

Abstract

The invention discloses a forklift counterweight detection device, which belongs to the forklift detection field and comprises a base, a detection plate and a gravity simulation mechanism, the detection plate is hinged to the top of the base, the gravity simulation mechanism is slidably arranged in front of the base, and a supporting mechanism comprises a bottom plate, a supporting rod, a supporting hydraulic rod, a slope and a preformed groove. The supporting rods are arranged on one side of the top of the bottom plate in a linear array mode, the supporting hydraulic rods are arranged on the other side of the top of the bottom plate in a linear array mode, the slope is arranged on the side, away from the adjusting mechanism, of the bottom plate, and the reserved groove is formed in the top wall of the slope. According to the invention, the real working condition of the forklift in the actual operation can be simulated, and the detection of the forklift counterweight is more accurate.

Description

Technical Field

[0001] The invention belongs to the technical field of forklift detection, and in particular relates to a forklift counterweight detection device. Background Art

[0002] Forklifts are industrial handling vehicles, which refer to various wheeled handling vehicles used for loading and unloading, stacking and short-distance transportation of palletized goods. They are widely used in ports, stations, airports, freight yards, factory workshops, warehouses, circulation centers and distribution centers.

[0003] The cargo carried by forklifts is usually heavy. Therefore, in order to keep the forklift balanced during use, a counterweight needs to be installed on the forklift. Usually, the design of the counterweight is calculated by technicians. However, in actual work, the working conditions of forklifts are diverse, and the existing forklift counterweight detection methods are usually unable to effectively simulate the working conditions of the forklift in actual operation. Summary of the Invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a forklift counterweight detection device, which can simulate the real working conditions of the forklift in actual operation and detect the counterweight of the forklift more accurately.

[0005] The technical solution adopted by the present invention is as follows: The present invention provides a forklift counterweight detection device, including a base, a detection plate and a gravity simulation mechanism, the detection plate is hingedly arranged on the top of the base, and the gravity simulation mechanism is slidably arranged in front of the base.

[0006] Furthermore, the base includes a supporting mechanism and an adjusting mechanism, and the adjusting mechanism is arranged in front of the supporting mechanism.

[0007] Furthermore, the support mechanism includes a base plate, a support rod, a support hydraulic rod, a slope and a reserved groove. The linear array of support rods is arranged on one side of the top of the base plate, the linear array of support hydraulic rods is arranged on the other side of the top of the base plate, the slope is arranged on the side of the base plate away from the adjustment mechanism, and the reserved groove is opened on the top wall of the slope.

[0008] Furthermore, the adjustment mechanism includes an adjustment bin, a reserved opening, a slide groove and a reset block. The adjustment bin is arranged in front of the base plate, the adjustment bin is hollow, the reserved opening is opened on the top wall of the adjustment bin, the slide groove is opened on the front wall of the adjustment bin, the reset block is symmetrically arranged on the inner side of the adjustment bin, and the side wall of the reset block close to the other reset block is inclined.

[0009] Further, the detection plate comprises a support plate, an adjusting groove is opened on the top wall of the support plate, a cover plate is arranged above the adjusting groove, a bidirectional screw rod is rotatably arranged in the adjusting groove, opposite threads are arranged on the two ends of the bidirectional screw rod, the bidirectional screw rod is electrically controlled, limit telescopic rods are symmetrically arranged on the side walls of the support plate, the limit telescopic rods are rotatably arranged at the ends of the support plate, a limit rod is arranged between the ends of the limit telescopic rods, the limit rod is arranged in a reserved groove, a plurality of turnover grooves are linearly arranged on the bottom wall of the support plate, the support plate is hingedly arranged on the top end of a support rod on one side, and the top end of the support hydraulic rod is arranged inside the turnover groove.

[0010] Further, symmetric and sliding measuring mechanisms are arranged in the adjusting groove, the measuring mechanism comprises a sliding plate, a gravity detection module and a screw hole one, the sliding plate is slidingly arranged in the adjusting groove, the gravity detection module is symmetrically arranged on the top of the sliding plate, the screw hole one is opened on the sliding plate, and the screw hole one is respectively engaged with the threads on the two ends of the bidirectional screw rod; by controlling the rotation of the bidirectional screw rod, the distance between the measuring mechanisms can be adjusted to adapt to forklifts with different wheel track, and the gravity detection module can measure the pressure applied by each wheel respectively. Such a device is prior art and will not be described here.

[0011] Further, a control mechanism is slidingly arranged in the sliding groove, the control mechanism comprises a limit plate and an adjusting screw rod, the limit plate is slidingly arranged in the sliding groove, the adjusting screw rod is rotatably arranged on the side of the limit plate close to the support mechanism, the adjusting screw rod is arranged on the inside of the adjusting bin, and the adjusting screw rod is electrically controlled.

[0012] Further, the gravity simulation mechanism comprises an adjusting sliding block and a pressing plate, the adjusting sliding block comprises a sliding block one and a sliding block two, the sliding block one is arranged above the sliding block two, symmetric slide holes are arranged at the two ends of the sliding block one, bosses are arranged at the four corners of the top wall of the sliding block two, a sliding rod is further arranged above the sliding block two, the sliding rod passes through the slide holes and is arranged between the bosses, springs are arranged between the side walls of the sliding block one and the bosses, the springs are sleeved outside the sliding rod, a screw hole two is penetratingly arranged on the sliding block two, the screw hole two is threadedly engaged with the adjusting screw rod, the top wall of the sliding block one is attached to the top wall of the adjusting bin, the bottom wall of the sliding block two is attached to the bottom wall of the adjusting bin, a pressure hydraulic rod is arranged on the top wall of the sliding block one, and a ball head is arranged on the top wall of the pressure hydraulic rod.

[0013] Further, the pressing plate comprises a plate body, a groove and a support groove, the groove is arranged at the bottom of the plate body, the ball head is arranged in the groove, and the support groove is symmetrically opened on the bottom wall of the plate body.

[0014] The beneficial effects achieved by the application with the above structure are as follows: the forklift balance weight detection device provided by the scheme can control the measuring mechanism to approach or move away from each other, adjust the distance, thereby adapt to the tire track of forklifts of different specifications, the gravity detection module can obtain pressure data of four wheels of the forklift respectively through measurement, and judge whether the vehicle body is balanced through four-wheel data, the forklift tines are inserted into the support groove at the bottom of the pressing plate, the pressure hydraulic rod can adjust the height of the pressing plate through extension and contraction, simulate the gravity of goods, and judge whether the balance weight can keep the forklift balanced at different goods heights through the data of the gravity detection module, and if the data difference is too large, it indicates that the current load has the risk of imbalance; in actual operation, due to different sizes of goods, the center of gravity of the goods is also different, in order to fit the real situation, the position of the gravity simulation mechanism can also be adjusted by rotating the adjusting screw, thereby adjusting the front and back position of the pressing plate on the fork, thereby simulating the load condition of goods of different sizes, the tines of part of the forklift have the function of providing an elevation angle, the slider one can move forward and backward on the slider two, can adjust the position of the pressure hydraulic rod during the upward inclination of the fork, thereby ensuring that the pressure direction is changed without changing the position of the pressing plate on the fork, and the gravity simulation mechanism can also move left and right in the adjusting bin, cooperate with the support hydraulic rod to extend upward to support the detection plate to make it tilt to the side, simulate the centrifugal force when the forklift turns with load, and at the same time, the limiting telescopic rod can be turned over during detection, so that the limiting rod is located above the tail end of the forklift for protection, preventing overturning during detection, this method can effectively simulate the situation of the forklift in actual operation, compared with the traditional balance weight detection method, it is more in line with the actual situation, and the test structure is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structural schematic view of a forklift balance weight detection device provided by the application; Figure 2 A structural schematic view of a base provided by the application; Figure 3 A structural schematic view of a detection plate provided by the application; Figure 4 A structural schematic view of another view of a detection plate provided by the application; Figure 5 A structural schematic view of a base and a control mechanism provided by the application; Figure 6 A structural schematic view of a gravity simulation mechanism provided by the application; Figure 7 A structural schematic view of an adjusting slider provided by the application; Figure 8 A structural schematic view of a pressing plate provided by the application.

[0016] Wherein, 1, base, 2, detection plate, 3, gravity simulation mechanism, 4, control mechanism, 11, support mechanism, 12, adjusting mechanism, 22, measuring mechanism, 31, adjusting slider, 32, pressing plate, 111, bottom plate, 112, support rod, 113, support hydraulic rod, 114, slope, 115, reserved slot, 121, adjusting bin, 122, reserved port, 123, sliding groove, 124, reset block, 201, support plate, 202, adjusting groove, 203, cover plate, 204, bidirectional screw, 205, limiting telescopic rod, 206, limiting rod, 207, turnover groove, 221, sliding plate, 222, gravity detection module, 223, screw hole one, 311, slider one, 312, sliding hole, 313, slider two, 314, boss, 315, sliding rod, 316, spring, 317, screw hole two, 318, pressure hydraulic rod, 319, ball head, 321, plate body, 322, groove, 323, support groove, 401, limiting plate, 402, adjusting screw.

[0017] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0020] As Figures 1-8 shown, the present application provides a forklift counterweight detection device, which comprises a base 1, a detection plate 2 and a gravity simulation mechanism 3, the detection plate 2 is hingedly arranged on the top of the base 1, and the gravity simulation mechanism 3 is slidingly arranged in front of the base 1.

[0021] The base 1 comprises a support mechanism 11 and an adjusting mechanism 12, and the adjusting mechanism 12 is arranged in front of the support mechanism 11.

[0022] The support mechanism 11 comprises a bottom plate 111, support rods 112, support hydraulic rods 113, a slope 114 and a reserved groove 115, the support rods 112 are linearly arranged on one side of the top of the bottom plate 111, the support hydraulic rods 113 are linearly arranged on the other side of the top of the bottom plate 111, the slope 114 is arranged on the side of the bottom plate 111 away from the adjusting mechanism 12, and the reserved groove 115 is formed in the top wall of the slope 114.

[0023] The adjusting mechanism 12 comprises an adjusting bin 121, a reserved port 122, a chute 123 and a reset block 124, the adjusting bin 121 is arranged in front of the bottom plate 111, the adjusting bin 121 is hollow, the reserved port 122 is formed in the top wall of the adjusting bin 121, the chute 123 is formed in the front wall of the adjusting bin 121, and the reset blocks 124 are symmetrically arranged on the inner side of the adjusting bin 121, and the side wall, close to the other reset block 124, of the reset block 124 is arranged in an inclined manner.

[0024] The detection plate 2 comprises a support plate 201, the top wall of the support plate 201 is provided with an adjusting groove 202, the adjusting groove 202 is provided with a cover plate 203 above, a bidirectional screw rod 204 is rotationally arranged in the adjusting groove 202, the two ends of the bidirectional screw rod 204 are provided with opposite threads, the bidirectional screw rod 204 is electrically controlled, limit telescopic rods 205 are symmetrically arranged on the side wall of the support plate 201, the limit telescopic rods 205 are rotationally arranged at the end of the side wall of the support plate 201, a limit rod 206 is arranged between the ends of the limit telescopic rods 205, the limit rod 206 is arranged in the reserved groove 115, the bottom wall of the support plate 201 is linearly provided with turnover grooves 207, one side of the support plate 201 is hingedly arranged at the top end of the support rod 112, and the top end of the support hydraulic rod 113 is arranged on the inner side of the turnover groove 207.

[0025] Symmetrical and slidingly arranged in the adjusting groove 202 are measuring mechanisms 22, the measuring mechanisms 22 comprise sliding plates 221, gravity detection modules 222 and screw holes 223, the sliding plates 221 are slidingly arranged in the adjusting groove 202, the gravity detection modules 222 are symmetrically arranged on the top of the sliding plates 221, and the screw holes 223 are formed in the sliding plates 221 and are respectively in threaded engagement with the threads at the two ends of the bidirectional screw rod 204; by controlling the rotation of the bidirectional screw rod 204, the distance between the measuring mechanisms 22 can be adjusted, so as to adapt to forklifts with different wheel base, and the gravity detection modules 222 can respectively measure the pressure applied by each wheel, and such a device is prior art and will not be described here.

[0026] Slidingly arranged in the chute 123 is a control mechanism 4, the control mechanism 4 comprises a limit plate 401 and an adjusting screw rod 402, the limit plate 401 is slidingly arranged in the chute 123, the adjusting screw rod 402 is rotationally arranged on the side of the limit plate 401 close to the support mechanism 11, the adjusting screw rod 402 is arranged on the inner side of the adjusting bin 121, and the adjusting screw rod 402 is electrically controlled.

[0027] The gravity simulation mechanism 3 comprises an adjusting slider 31 and a pressing plate 32, the adjusting slider 31 comprises a slider one 311 and a slider two 313, the slider one 311 is arranged above the slider two 313, symmetrically penetrating slide holes 312 are arranged at both ends of the slider one 311, the slider two 313 is provided with a boss 314 at each corner of the top wall, a slide rod 315 is further arranged above the slider two 313, the slide rod 315 is arranged between the bosses 314 and penetrates through the slide holes 312, springs 316 are arranged between the side wall of the slider one 311 and the boss 314, the springs 316 are sleeved outside the slide rod 315, a screw hole two 317 is arranged penetrating through the slider two 313, the screw hole two 317 is threadedly engaged with the adjusting screw rod 402, the top wall of the slider one 311 is attached to the top wall of the adjusting bin 121, the bottom wall of the slider two 313 is attached to the bottom wall of the adjusting bin 121, the top wall of the slider one 311 is provided with a pressure hydraulic rod 318, and a ball head 319 is arranged on the top wall of the pressure hydraulic rod 318.

[0028] The pressing plate 32 comprises a plate body 321, a groove 322 and a support groove 323, the groove 322 is arranged at the bottom of the plate body 321, the ball head 319 is arranged in the groove 322, and the support groove 323 is symmetrically arranged on the bottom wall of the plate body 321.

[0029] In specific use, first control the bidirectional screw rod 204 to adjust the measuring mechanism 22 to approach or move away from each other, adjust the distance according to the detection of the wheel base of the forklift, then extend the forklift fork into the support groove 323 at the bottom of the pressing plate 32, and rotate the adjusting screw rod 402 to adjust the position of the gravity simulation mechanism 3, so that the pressing plate 32 is in the middle of the fork, then turn over the limiting telescopic rod 205 during the detection process, adjust the telescopic rod 205 according to the size of the forklift, so that the limiting rod 206 is located above the tail end of the vehicle body and slightly higher than the tail end of the vehicle body, preventing the vehicle from overturning during the test process, the pressure hydraulic rod 318 follows the up and down movement of the fork to extend and retract, and pauses the movement of the fork at different heights and the extension and retraction of the pressure hydraulic rod 318, and during the pause, the pressure hydraulic rod 318 is retracted, simulating the gravity of the cargo, and the data of the gravity detection module 222 is used to determine whether the counterweight can keep the forklift balanced at different cargo heights. If the difference between the four wheel data is too large, it indicates that there is a risk of imbalance in the current load. In actual operation, due to the different sizes of the cargo, the center of gravity of the cargo is also different, in order to fit the real situation, rotate the adjusting screw rod 402 to adjust the position of the gravity simulation mechanism 3, thereby adjusting the front and back position of the pressing plate 32 on the fork, so that it moves towards the end of the fork, thereby simulating the load condition of different sizes of cargo (the farther the center of gravity is from the vehicle body, the weaker the load capacity, so only the far end needs to be tested, and the pressing plate 32 does not need to be moved towards the vehicle body and tested), in order to more stably load the cargo, part of the fork of the forklift has the function of providing an angle of elevation, the sliding block one 311 can move forward and backward on the sliding block two 313, and in the process of inclining the fork upward, the sliding block one 311 is pulled towards the vehicle body, thereby changing the pressure direction without changing the position of the pressing plate 32 on the fork, and the gravity simulation mechanism 3 can also move left and right in the adjusting bin 121, cooperate with the support hydraulic rod 113 to extend upwards to support the detection plate 2 and make it tilt to the side, simulate the centrifugal force when the forklift turns with load; after the test is completed, remove the limiting rod 206, the vehicle drives away, and rotate the adjusting screw rod 402 to move the gravity simulation mechanism 3 towards the support mechanism 11, during the movement, the sliding block two 313 contacts the side wall of the reset block 124 and is reset in the middle under the convergence of the reset block 124, so that the next forklift test can be performed.

[0030] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0031] The above describes the present application and its embodiments, which are not limited, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired thereby, without departing from the purpose of the present application, without creative design, similar structure and embodiments of the technical solution are not creative, and should belong to the protection scope of the present application.

Claims

1. A forklift counterweight detection device, characterized in that: The invention comprises a base (1), a detection plate (2) and a gravity simulation mechanism (3), wherein the base (1) comprises a support mechanism (11) and an adjustment mechanism (12), wherein the adjustment mechanism (12) is arranged in front of the support mechanism (11), the support mechanism (11) comprises a bottom plate (111), the detection plate (2) comprises a support plate (201), the support plate (201) is hingedly arranged above the bottom plate (111), an adjustment groove (202) is provided on the top wall of the support plate (201), a measuring mechanism (22) is symmetrically slidably arranged in the adjustment groove (202), the adjustment mechanism (12) comprises an adjustment chamber (121), the adjustment chamber (121) is hollow, a reserved opening (122) is provided on the top wall of the adjustment chamber (121), a sliding groove (123) is provided on the front side wall of the adjustment chamber (121), the gravity simulation mechanism (3) is slidably arranged in the adjustment chamber (121), and a control mechanism (4) is slidably arranged in the sliding groove (123); The gravity simulation mechanism (3) includes an adjusting slider (31) and a pressure plate (32). The adjusting slider (31) includes a slider 1 (311) and a slider 2 (313). The slider 1 (311) is arranged above the slider 2 (313). A pressure hydraulic rod (318) is provided on the top wall of the slider 1 (311). The pressure hydraulic rod (318) can be extended and retracted to adjust the height and simulate the gravity of the cargo by contraction.

2. A forklift counterweight detection device according to claim 1, characterized in that: The two ends of the slider 1 (311) are symmetrically penetrated with sliding holes (312), the four corners of the top wall of the slider 2 (313) are respectively provided with bosses (314), and a sliding rod (315) is further provided above the slider 2 (313), the sliding rod (315) passes through the sliding hole (312) and is arranged between the bosses (314), a spring (316) is provided between the side wall of the slider 1 (311) and the boss (314), the spring (316) is sleeved on the outside of the sliding rod (315), and the slider 2 (313) is penetrated with a screw hole 2 (317), the top wall of the slider 1 (311) is in contact with the top wall of the adjustment chamber (121), the bottom wall of the slider 2 (313) is in contact with the bottom wall of the adjustment chamber (121), and the top wall of the pressure hydraulic rod (318) is provided with a ball head (319).

3. The forklift counterweight detection device according to claim 2, characterized in that: The support mechanism (11) further comprises a support rod (112), a support hydraulic rod (113), a slope (114) and a reserved groove (115); the support rod (112) is linearly arrayed on one side of the top of the base plate (111); the support hydraulic rod (113) is linearly arrayed on the other side of the top of the base plate (111); the slope (114) is arranged on a side of the base plate (111) away from the adjustment mechanism (12); and the reserved groove (115) is opened on the top wall of the slope (114).

4. A forklift counterweight detection device according to claim 3, characterized in that: A cover plate (203) is provided above the adjustment groove (202), a bidirectional screw (204) is rotatably provided in the adjustment groove (202), opposite threads are provided at both ends of the bidirectional screw (204), and the bidirectional screw (204) is electrically controlled. A limiting telescopic rod (205) is symmetrically provided on the side wall of the support plate (201), the ends of the limiting telescopic rod (205) are rotatably provided on the side wall of the support plate (201), a limiting rod (206) is provided between the ends of the limiting telescopic rod (205), and the limiting rod (206) is provided in the reserved groove (115). A flip groove (207) is provided in a linear array on the bottom wall of the support plate (201), one side of the support plate (201) is hinged to the top end of the support rod (112), and the top end of the supporting hydraulic rod (113) is provided on the inner side of the flip groove (207).

5. The forklift counterweight detection device according to claim 4, characterized in that: A measuring mechanism (22) is symmetrically and slidably provided in the adjusting groove (202), and the measuring mechanism (22) comprises a slide plate (221), a gravity detection module (222) and a screw hole (223). The slide plate (221) is slidably provided in the adjusting groove (202), the gravity detection module (222) is symmetrically provided on the top of the slide plate (221), and the screw hole (223) is provided on the slide plate (221), and the screw hole (223) is respectively threadedly engaged with both ends of the bidirectional screw (204).

6. The forklift counterweight detection device according to claim 5, characterized in that: The control mechanism (4) includes a limit plate (401) and an adjusting screw (402), wherein the limit plate (401) is slidably arranged in the slide groove (123), and the adjusting screw (402) is rotatably arranged on a side of the limit plate (401) close to the support mechanism (11). The adjusting screw (402) is arranged inside the adjusting chamber (121), and the adjusting screw (402) is electrically controlled. The second screw hole (317) is threadedly engaged with the adjusting screw (402).

7. The forklift counterweight detection device according to claim 6, characterized in that: The pressure plate (32) comprises a plate body (321), a groove (322) and a support groove (323); the groove (322) is provided at the bottom of the plate body (321); the ball head (319) is provided in the groove (322); and the support groove (323) is symmetrically provided on the bottom wall of the plate body (321).

8. The forklift counterweight detection device according to claim 7, characterized in that: Reset blocks (124) are symmetrically provided on the inner side of the regulating chamber (121), and the side wall of the reset block (124) close to the other reset block (124) is inclined.

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