CN205941026U - Soil tank test bed - Google Patents

Abstract

The utility model discloses a soil tank test bench, which comprises a frame, a separation tank arranged on the frame, trolleys erected on both sides of the separation tank, a first drive mechanism for driving the trolley to move horizontally, a set The rotary table above the trolley, the second drive mechanism and the control box that drive the rotary table to lift and rotate, the first drive mechanism is the first servo motor, and the first servo motor is fixed on the support frame of the trolley On the outside, the output end of the first servo motor is connected to the wheel shaft of the traveling wheel of the trolley through the first coupling; the second drive mechanism includes a second servo motor, a lifting screw, a lifting nut and a guide sleeve, and the second servo motor is located on the At the bottom of the trolley support frame, the output end of the second servo motor is connected with the lifting screw through the second coupling, the nut boss of the lifting nut is placed in the guide groove of the guide sleeve, and the guide sleeve is connected and fixed on the upper part of the trolley support frame. The utility model can meet the experimental requirements of different experiments, different speeds, and continuous mobile work.

Description

A soil tank test bench

technical field

The utility model mainly relates to an agricultural machinery test platform, in particular to a soil tank test platform.

Background technique

The soil working parts of agricultural machinery and the field test of the whole machine are often unable to control the state characteristics of the soil, and cannot accurately regulate the working parameters and environmental conditions. The purpose of building a soil tank test bench is to simulate the conditions in the field and create the required soil state. Control various corresponding working parameters, conduct performance test research or measurement on the selected soil working parts or the whole machine, can work around the clock, shorten the research cycle, speed up the research speed, and improve the test accuracy, especially through the soil restoration operation, which can make the Soil parameters are more uniform than under field conditions. The soil tank test of soil working parts and tools is used as a supplement to the field test, so as to grasp the working characteristics of the tested tools and the law of the influence of working parameters on performance, and optimize the design of parameters. The whole machine performance test research provides advanced test platform and test means.

However, the existing soil tank test bench is mainly for large-scale tillage machinery, which has a large footprint and fixed dimensions, so there are many restrictions on the installation site, and the working parts of the machine can only run in a single trip on the running trolley. The operating efficiency is relatively low, and the power traction control is relatively troublesome.

Utility model content

The purpose of the utility model is to provide an automatic soil tank test bench for the above-mentioned shortcomings existing in the existing soil tank test bench.

In order to realize the purpose of the utility model, the technical scheme that the utility model adopts is:

A soil tank test bench, which includes a frame, a separation tank arranged on the frame, trolleys erected on both sides of the separation tank, a first drive mechanism for driving the trolley to move horizontally, and a trolley installed on the trolley The upper rotary table, the second drive mechanism and control box that drive the rotary table to lift and rotate,

The first driving mechanism is a first servo motor, and the first servo motor is fixed on the outside of the trolley support frame, and the output end of the first servo motor is connected with the wheel shaft of the traveling wheel of the trolley through the first coupling;

The second driving mechanism includes a second servo motor, a lifting screw, a lifting nut and a guide sleeve. The second servo motor is arranged at the bottom of the trolley support frame, and the output end of the second servo motor is connected to the lifting shaft through the second coupling. The screw is connected, the rotary table is fixedly connected with the lifting nut, the lifting nut is screwed into the lifting screw, the nut boss of the lifting nut is placed in the guide groove of the guide sleeve, and the guide sleeve is connected and fixed on the upper part of the support frame of the trolley.

The end of the separation groove is provided with a first travel switch, the guide sleeve is provided with a second travel switch, and the lifting nut is provided with a third travel switch, and the detection signals of each travel switch are respectively connected to the control box.

The separation tank is formed by splicing several independent tank units, and rubber sealing rings are arranged between the connecting parts of adjacent tank units.

Each tank unit is a telescopic structure composed of two half tanks, each half tank includes a bottom plate and a side plate, one half tank bottom plate is provided with an adjustment slot, and the two sides of the adjustment slot are along its transverse direction Several card slots are evenly provided; the bottom plate of the other half slot is evenly provided with several card mounting slots on both sides, and a spring and a card are arranged in the card mounting slot, and one end of the spring is abutted in the card mounting groove. The other end is connected with the card block, and the card block cooperates with the card slot.

The block is a spherical structure.

The trolley support frame is a telescopic frame structure composed of telescopic rods.

The beneficial effects of the utility model are:

1. Complete the reciprocating motion of the traveling wheel of the trolley on the bracket guide rail through the travel switch to achieve the continuous work of the soil working parts of the agricultural machinery. The rotary table realizes the rotary motion through the travel switch to ensure that the experimental working parts are kept in the normal state during the continuous reciprocating motion. direction, so that the trolley realizes automatic control to meet the experimental requirements of different experiments, different speeds, and continuous mobile work.

2. The separation tank is spliced by several independent tank units. There are rubber sealing rings between adjacent tank units. The tank unit adopts a telescopic structure composed of two and a half tanks, which can adjust the overall length of the soil tank and Width to meet the experimental requirements of agricultural implements of different sizes.

3. The trolley support frame is a telescopic structure composed of telescopic sleeve rods, which can adjust the width of the tank and the brackets on both sides are used as guide rails for the trolley, which saves space and has a more compact structure.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a side view of the utility model;

Fig. 3 is a partially enlarged view of Fig. 1;

Fig. 4 is the structural representation of the lifting nut of the present utility model;

Fig. 5 is the sectional view of A-A among Fig. 4;

Fig. 6 is a telescopic structure diagram of the separation tank of the present invention;

In the figure: separation groove 1, traveling wheel 2, trolley traveling wheel bracket 3, trolley support frame 4, rotary table 5, lifting screw 6, lifting nut 7, guide sleeve 8, second coupling 9, second Servo motor 10, first travel switch 11, second travel switch 12, first shaft coupling 13, first servo motor 14, control box 15, tank support frame 16, third travel switch 17, block 18.

detailed description

The utility model can further describe the utility model through the following examples, however, the scope of the utility model is not limited to the following examples.

Embodiment: As shown in Figure 1-6;

A soil tank test bench, which includes a frame, a separation tank 1 arranged on the frame, trolleys erected on both sides of the separation tank 1, a first drive mechanism for driving the trolley to move horizontally, and a trolley arranged on the The rotary table 5 above the trolley, the second driving mechanism and the control box 15 that drive the rotary table 5 to lift and rotate,

The first driving mechanism is a first servo motor 14, and the first servo motor 14 is fixed on the outside of the trolley support frame 4, and the output end of the first servo motor 14 is connected to the walking wheel 2 of the trolley through the first coupling 13. axle connection;

The second driving mechanism includes a second servo motor 10, a lifting screw 6, a lifting nut 7 and a guide sleeve 8. The second servo motor 10 is arranged at the bottom of the trolley support frame 4, and the output end of the second servo motor 10 is passed through The second coupling 9 is connected with the lifting screw 6, the rotary table 5 is fixedly connected with the lifting nut 7, the lifting nut 7 is screwed into the lifting screw 6, the nut boss of the lifting nut 7 is placed in the guide groove of the guide sleeve 8, and the guiding Cover 8 is connected and fixed on the trolley support frame 4 tops.

The end of the separation groove 1 is provided with a first travel switch 11, the guide sleeve 8 is provided with a second travel switch 12, and the lifting nut 7 is provided with a third travel switch 17, and the detection signals of each travel switch are respectively connected to the control. Box 15.

The separation tank 1 is formed by splicing several independent tank units, and rubber sealing rings are arranged between the connecting parts of adjacent tank units.

Each tank unit is a telescopic structure composed of two half tanks, each half tank includes a bottom plate and a side plate, one half tank bottom plate is provided with an adjustment slot, and the two sides of the adjustment slot are along its transverse direction Several card slots are evenly provided; the bottom plate of the other half slot is evenly provided with several card installation slots, and a spring and a card 18 are arranged in the card installation groove, and one end of the spring is abutted in the card installation groove , the other end is connected with the block 18, and the block 18 is matched with the slot. Therefore, the separation grooves all have the function of being able to adjust the overall length and width of the soil grooves, which can meet the experimental requirements of agricultural implements of different sizes.

The block 18 is a spherical structure.

The trolley support frame 4 is a telescopic frame structure composed of telescopic rods. The trolley support frame is a telescopic frame structure composed of telescopic sleeve rods, which can adjust the width of the tank and the brackets on both sides are used as guide rails for the trolley, which saves space and has a more compact structure.

The process of the utility model is briefly described as follows: the first servo motor 14 drives the traveling wheel 2 to roll on the front and rear ends of the tank body through the first coupling 13 to realize the movement of the trolley. When the traveling wheel 2 reaches the end of the tank body When the first travel switch 11 is encountered, the first servo motor 14 stops and brakes, while the second servo motor 10 starts to work, and the second servo motor 10 drives the lifting screw 6 to rotate through the second shaft coupling 9, because the lifting screw 6 is axially fixed, and the nut boss of the lifting nut 7 is placed in the guide groove of the guide sleeve 8 to ensure that the lifting nut 7 and the rotary table 5 move upward. When the lifting nut 7 rises to the position where the diameter of the inner hole of the guide sleeve 8 is equal , the nut boss loses its circumferential constraint and rotates and compresses the third limit switch 17, and the second servo motor 10 drives the rotary table 5 to reverse. Due to the reverse limit by the third travel switch 17, the lifting nut 7 moves downward along the guide groove of the guide sleeve 8 and presses the second travel switch 12. After that, the first servo motor 14 reverses to drive the travel wheel 2 to move in the reverse direction. , reach the other end of the tank and repeat the above movement process.

The utility model realizes the reciprocating motion of the traveling wheel of the trolley on the guide rail of the bracket through the stroke switch to achieve the continuous work of the soil working parts of the agricultural machinery. Positive direction enables the trolley to realize automatic control to meet the experimental requirements of different experiments, different speeds, and continuous mobile work.

Claims (6)

1. A soil tank test bench, which includes a frame, a separation tank (1) arranged on the frame, trolleys erected on both sides of the separation tank (1), and a first drive for driving the trolley to move horizontally mechanism, a rotary table (5) arranged above the trolley, a second drive mechanism and a control box (15) that drive the rotary table (5) to lift and rotate, and are characterized in that, The first driving mechanism is the first servo motor (14), the first servo motor (14) is fixed on the outside of the trolley support frame (4), and the output end of the first servo motor (14) is connected through the first shaft coupling (13) It is connected with the axle of the traveling wheel (2) of the trolley; The second driving mechanism includes a second servo motor (10), a lifting screw (6), a lifting nut (7) and a guide sleeve (8), and the second servo motor (10) is arranged on the trolley support frame (4 ) bottom, the output end of the second servo motor (10) is connected with the lifting screw (6) through the second coupling (9), the rotary table (5) is fixedly connected with the lifting nut (7), and the lifting nut (7) Screw in the lifting screw (6), the nut boss of the lifting nut (7) is placed in the guide groove of the guide sleeve (8), and the guide sleeve (8) is connected and fixed on the top of the trolley support frame (4). 2. A soil tank test bench according to claim 1, characterized in that a first travel switch (11) is provided at the end of the separation tank (1), and a second travel switch (11) is provided inside the guide sleeve (8). Travel switch (12), the third travel switch (17) is arranged in the lift nut (7), and the detection signals of each travel switch are respectively connected to the control box (15). 3. A soil tank test bench according to claim 1 or 2, characterized in that the separation tank (1) is formed by splicing several independent tank units, and the connecting parts of adjacent tank units There is a rubber seal between. 4. A kind of soil tank test bench according to claim 3, is characterized in that, each tank body unit is the telescopic structure that is made up of two half tanks, and each half tank all comprises bottom plate and side plate, wherein The bottom plate of one half-slot is provided with an adjustment slot, and both sides of the adjustment slot are evenly provided with several card slots along its transverse direction; A spring and a block (18) are provided inside, one end of the spring abuts against the mounting groove of the block, and the other end is connected with the block (18), and the block (18) fits with the slot. 5. The soil tank test bench according to claim 4, characterized in that, the clamping block (18) is a spherical structure. 6. A soil tank test bench according to claim 1 or 2, characterized in that, the trolley support frame (4) is a telescopic frame structure composed of telescopic sleeve rods.