CN204556429U - A kind of soil cutting resistance measurement test unit - Google Patents
A kind of soil cutting resistance measurement test unit Download PDFInfo
- Publication number
- CN204556429U CN204556429U CN201520251275.2U CN201520251275U CN204556429U CN 204556429 U CN204556429 U CN 204556429U CN 201520251275 U CN201520251275 U CN 201520251275U CN 204556429 U CN204556429 U CN 204556429U
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- China
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- loading plate
- test unit
- cutting resistance
- resistance measurement
- soil cutting
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a kind of soil cutting resistance measurement test unit, comprise loading plate, the front portion of loading plate is provided with the shovel board favouring surface level, and loading plate is by the pulling device tethered sliding with pulling force sensor.The utility model test unit adopts the mode pulling traction to carry out soil cutting, and wheel is embedded cooperation with track, and friction force is little, negligible compared to cutting resistance.Be provided with the pulling force sensor that sensitivity is higher, the good stability of test pulling force, reliability is high; Apparatus design is simple, saves material, cheap, and test unit is convenient to mobile, does not limit by place, can carry out the cutting test under many group different conditions.
Description
Technical field
The utility model belongs to and relates to a kind of proving installation, is specifically related to a kind of soil cutting resistance measurement test unit.
Background technology
The wide range that soil cutting is studied is general, is common in civil machinery.The parameter of such as excavator crowd shovel backhoe determines; The decision of dozer ejector dozer parameter; The analysis etc. of shovel loader acting force.
Than the concept that cutting resistance is conventional when calculating cutting resistance, it represents resistance when excavating per unit cross sectional area soil.In fact, when soil cutting cross-sectional area is determined, the cutting resistance obtained under different cutting angles, cutting depth, section width or excavating resistance are different.
Existing soil cutting apparatus design is heavy, and cost is higher, and efficiency is not high.Therefore the research of soil cutting resistance and topping machanism cutting scheme has very important significance to raising soil cutting efficiency, the design optimizing cutwork device, reduction manufacturing cost.
Summary of the invention
For above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of simplicity of design, cheap, the test unit of testing soil cutting resistance measurement easily.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of soil cutting resistance measurement test unit, comprise loading plate, the front portion of loading plate is provided with the shovel board favouring surface level, and loading plate is by the pulling device tethered sliding with pulling force sensor.
Further, described loading plate is provided with wheel shaft, wheel shaft is provided with roller, loading plate is installed in orbit by roller.
Further, described loading plate front end is provided with a pair draw ring, and be connected with pulling plug between two draw rings, pulling plug is connected with pulling device by wire rope.
Further, described loading plate and plane-parallel are arranged, and the front end of loading plate is vertically installed with riser, and shovel board is arranged on riser.
Further, described riser is removably provided with installing plate, shovel board is installed on the bottom of installing plate, and arranges in obtuse angle between installing plate.
Further, described track installation is in a framework, and this framework is the rectangular configuration of encircling a city to parallel side plate by two, and track is arranged in longer pair of side plates, and loading plate is arranged in framework.
Further, arrange described pulling device at one of them side plate interior sides of the shorter pair of side plates of framework, pulling device adopts windlass.
Further, reinforced by angle steel at the connecting portion of the outside side plate of framework.
Compared with prior art, the utility model has the advantage of:
Compared to indoor bench test device, the utility model simplicity of design, cheap, and test site is unrestricted, test unit can for convenience detachly be assembled, and conveniently moves to indoor soil tank laboratory and outdoor test place, test easy, favorable repeatability, and draw shovel board by the mode pulled, its good stability of test pulling force.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Number in the figure represents: 1-framework, 101-side plate, 2-pulling force sensor, 3-shovel board, 4-riser, 5-loading plate, 6-roller, 7-installing plate, 8-draw ring, 9-pulling plug, 10-track, 11-pulling device, 12-angle steel, 13-wire rope.
Embodiment
See Fig. 1, a kind of soil cutting resistance measurement test unit, comprises loading plate 5, and the front portion of loading plate 5 is provided with the shovel board 3 favouring surface level, and loading plate 5 is by pulling device 11 tethered sliding with pulling force sensor 2.
The basic structure forming this test unit comprise one can be movable loading plate 5, loading plate 5 can add counterweight.Loading plate 5 front end is provided with shovel board 3, and shovel board 3 favours surface level and arranges, can and surface level between in the angle of 0 ~ 90 °.During test, shovel board 3 front end is inserted in soil, and pulling device 11 operates, and drives loading plate 5 to move, make shovel board 3 in soil, cut soil simultaneously and continue mobile, in this process, pulling force sensor 2 can collect the drag data that shovel board 3 cuts soil, for research.
For the ease of the motion of loading plate 5, loading plate 5 is provided with wheel shaft, wheel shaft is provided with roller 6, loading plate 5 is arranged on track 10 by roller 6, is embedded cooperation between roller 6 and track 10.It is steady that track 10 can ensure in loading plate 5 motion process, is convenient to pull traction, makes pulling force sensor 2 collect data accurately.Track 10 is inverted V-shaped wheeled rail 10, can limit the motion of loading plate 5 in the vertical direction.Loading plate 5 and roller 6 form vehicle structure, and when dolly moves ahead, roller 6 bears force of rolling friction, and when the cutting depth of shovel board 3 reaches certain value, the proportion that the frictional resistance between roller 6 and track 10 accounts for whole system resistance is very little, negligible.The reverse V-shaped grooved roller 6 of dolly is little with upper and lower two wheeled rail 10 tolerance clearances, and during cutting, dolly is limited in same level by wheel track, and can ensure horizontal cutting while minimizing dolly counterweight, resistance to overturning is good, also saves material and the energy.
Concrete connected mode between pulling device 11 and loading plate 5 is, loading plate 5 front end is provided with between a pair draw ring, 8, two draw rings 8 and is connected with pulling plug 9, and pulling plug 9 is connected with pulling device 11 by wire rope 13.The axis of draw ring 8 is vertical with wheel shaft and on a surface level, wire rope 13 is intersected in shovel board 3 dead ahead through pulling plug 9, and pulling force, in the plane at axletree place, can not produce the torsional moment along roller 6 sense of rotation.
Aforesaid pulling force sensor 2 is arranged in series on wire rope 13, and in energy accurate acquisition loading plate 5 motion process, shovel board 3 cuts the Resistance Pressure information of soil.
Loading plate 5 and plane-parallel are arranged, and the front end of loading plate 5 is vertically installed with riser 4, and shovel board 3 is arranged on riser 4.Riser 4 plays the effect of installing shovel board 3, and riser 4 offers cotter way, riser 4 is provided with installing plate 7 by bolt group and pad, shovel board 3 is installed on the bottom of installing plate 7.Shovel board 3 and installing plate 7 can be integral structures, can arrange shovel board 3 and the installing plate 7 of multiple angle, by Bolt dismantling, can adjust different cutting depth, or change the shovel board 3 of different angles.Before on-test, shovel board 3 is fixed on the position determined, namely cutting depth is certain, and during cutting, resultant direction in the horizontal direction.Described shovel board 3 can replace with profile of tooth scraper bowl, plough and different topping machanisms, and interchangeability is good.
In order to make this device have better integration, be convenient to mobile, track 10 is installed in a framework 1, this framework 1 is rigid body structure, be the rectangular configuration of encircling a city to parallel side plate 101 by two, track 10 is arranged in longer pair of side plates 101, and loading plate 5 is arranged in framework 1.It is two right that track 10 can be arranged, and the wheel of both sides is clipped in wherein by two pairs of tracks 10 respectively, and wheel can only be moved in the horizontal direction.Inside one of them side plate 101 of the shorter pair of side plates 101 of framework 1, described pulling device 11 is set, pulling device 11 adopts windlass, pulling force sensor 2 is connected with data collection and analysis instrument by cable, the pulling force be used for when testing windlass pulling dolly, and shovel board 3 cuts the cutting resistance of soil.Reinforced by angle steel 12 at the connecting portion of the outside side plate 101 of framework 1, can assembly and disassembly easily, and the length of side plate 101 can be changed according to actual conditions.
The utility model symmetrically in framework 1 two end side panels 101 can install two windlasss, can carry out bidirectional experimental, improve test efficiency.Meanwhile, select the windlass with frequency conversion adjustable speed function, can cutting speed be changed, test the cutting resistance under different cutting speed.
The utility model rigid body structural framing 1 can be firm fix on the ground, the stability of whole test unit can be ensured in the process of test.
The course of work of this device is as follows:
Before test, leveling is precompressed process one piece of test site also, is fixed on test site, the stability of warranty test timer by framework 1 entirety; Dolly is placed among two tracks 10 up and down of framework 1, dolly is moved to the starting point near shorter side plate 101, shovel board 3 is fixed on position that the degree of depth determines, eliminates the vertical component that shovel board 3 starts to cut soil, making a concerted effort in the horizontal direction when cutting like this; Wire rope 13 is intersected in shovel board 3 dead ahead through pulling plug 9; The wire rope 13 of windlass is walked around a travelling block with hook, the initiating terminal walking around the wire rope 13 of travelling block is fixed on windlass side, and will wire rope 13 place being pulled to shovel board 3 dead ahead and crossing be linked up with, a pulling force sensor 2 is used to be coupled together with the wire rope 13 of windlass by the wire rope 13 of dolly, and be placed on dolly front, make wire rope 13 be in free relaxation state; Wherein pulling force sensor 2 is connected with data collection and analysis instrument by cable, can Real-time Collection cutting resistance data during test; Realize the advance of dolly and the cutting of shovel board 3 pairs of soil by the shift knob controlling windlass, during cutting, gather cutting resistance by data collection and analysis instrument.
The utility model test unit by changing the shovel board 3 of different angles, different section width, can change and testing cutting depth at every turn, and carry out the test under many group different conditions, obtain the cutting resistance under different condition, interchangeability is good, and applicability is good.
The utility model test unit adopts the mode pulling traction to carry out soil cutting, and wheel coordinates for embedded with track 10, and friction force is little, negligible compared to cutting resistance.Be provided with the higher pulling force sensor of sensitivity 2, the good stability of test pulling force, reliability is high.The utility model test unit simplicity of design, saves material, cheap, and test unit is convenient to mobile, does not limit by place, can carry out the cutting test under many group different conditions.
Claims (8)
1. a soil cutting resistance measurement test unit, it is characterized in that, comprise loading plate (5), the front portion of loading plate (5) is provided with the shovel board (3) favouring surface level, and loading plate (5) is by pulling device (11) tethered sliding with pulling force sensor (2).
2. soil cutting resistance measurement test unit as claimed in claim 1, it is characterized in that, described loading plate (5) is provided with wheel shaft, wheel shaft is provided with roller (6), loading plate (5) is arranged on track (10) by roller (6).
3. soil cutting resistance measurement test unit as claimed in claim 1, it is characterized in that, described loading plate (5) front end is provided with a pair draw ring (8), be connected with pulling plug (9) between two draw rings (8), pulling plug (9) is connected with pulling device (11) by wire rope (13).
4. soil cutting resistance measurement test unit as claimed in claim 1, it is characterized in that, described loading plate (5) and plane-parallel are arranged, the front end of loading plate (5) is vertically installed with riser (4), and shovel board (3) is arranged on riser (4).
5. soil cutting resistance measurement test unit as claimed in claim 4, it is characterized in that, described riser (4) is removably provided with installing plate (7), and shovel board (3) is arranged at the bottom of installing plate (7).
6. soil cutting resistance measurement test unit as claimed in claim 2, it is characterized in that, described track (10) is installed in a framework (1), this framework (1) is the rectangular configuration of encircling a city to parallel side plate (101) by two, track (10) is arranged in longer pair of side plates (101), and loading plate (5) is arranged in framework (1).
7. soil cutting resistance measurement test unit as claimed in claim 6, it is characterized in that, arrange described pulling device (11) in one of them side plate (101) inner side of the shorter pair of side plates (101) of framework (1), pulling device (11) adopts windlass.
8. soil cutting resistance measurement test unit as claimed in claim 6, is characterized in that, is reinforced by angle steel (12) at the connecting portion of framework (1) outside side plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520251275.2U CN204556429U (en) | 2015-04-23 | 2015-04-23 | A kind of soil cutting resistance measurement test unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520251275.2U CN204556429U (en) | 2015-04-23 | 2015-04-23 | A kind of soil cutting resistance measurement test unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204556429U true CN204556429U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520251275.2U Expired - Fee Related CN204556429U (en) | 2015-04-23 | 2015-04-23 | A kind of soil cutting resistance measurement test unit |
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| CN (1) | CN204556429U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741371A (en) * | 2017-08-31 | 2018-02-27 | 昆明理工大学 | A kind of resistance measurement device worked continuously |
| CN108196032A (en) * | 2017-12-20 | 2018-06-22 | 天津大学 | A kind of plough soil device for being suitable for indoor geotechnical model experimental tank |
| CN108931442A (en) * | 2017-05-25 | 2018-12-04 | 迪尔公司 | For determining the sensing system of soil characteristic |
| CN110217062A (en) * | 2019-05-09 | 2019-09-10 | 山东交通学院 | Rail-road car body |
| CN113029662A (en) * | 2021-04-09 | 2021-06-25 | 哈尔滨学院 | Geographic information acquisition and processing device |
-
2015
- 2015-04-23 CN CN201520251275.2U patent/CN204556429U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931442A (en) * | 2017-05-25 | 2018-12-04 | 迪尔公司 | For determining the sensing system of soil characteristic |
| CN107741371A (en) * | 2017-08-31 | 2018-02-27 | 昆明理工大学 | A kind of resistance measurement device worked continuously |
| CN107741371B (en) * | 2017-08-31 | 2019-12-03 | 昆明理工大学 | A kind of resistance measurement device worked continuously |
| CN108196032A (en) * | 2017-12-20 | 2018-06-22 | 天津大学 | A kind of plough soil device for being suitable for indoor geotechnical model experimental tank |
| CN110217062A (en) * | 2019-05-09 | 2019-09-10 | 山东交通学院 | Rail-road car body |
| CN113029662A (en) * | 2021-04-09 | 2021-06-25 | 哈尔滨学院 | Geographic information acquisition and processing device |
| CN113029662B (en) * | 2021-04-09 | 2021-11-09 | 哈尔滨学院 | Geographic information acquisition and processing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20160423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |