CN103344186A - Loading machine unloading parameter testing device and method - Google Patents
Loading machine unloading parameter testing device and method Download PDFInfo
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- CN103344186A CN103344186A CN2013102988020A CN201310298802A CN103344186A CN 103344186 A CN103344186 A CN 103344186A CN 2013102988020 A CN2013102988020 A CN 2013102988020A CN 201310298802 A CN201310298802 A CN 201310298802A CN 103344186 A CN103344186 A CN 103344186A
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Abstract
The invention aims to provide a loading machine unloading parameter testing device and method. The loading machine unloading parameter testing device comprises a power source, a transmission system, a base board, a longitudinal sliding rail, a sliding movable workbench and a distance-measuring sensor. The sliding movable workbench is arranged on the longitudinal sliding rail through a sliding block and can carry out linear motion on the longitudinal sliding rail. The sliding movable workbench comprises a support arranged on the workbench, and the distance-measuring sensor is arranged on the support vertically. According to the loading machine unloading parameter testing method, a driving device is used for driving the workbench to move, the lowest point of the bucket lip of a loading machine is found through the distance-measuring sensor arranged on the workbench, the vertical distance between the lowest point of the bucket lip of the loading machine and the distance-measuring sensor is tested out, and the unloading height of the loading machine is further obtained, and the unloading distance of the loading machine is measured through the moving distance of the workbench at the same time. The loading machine parameter testing device and method can measure loading machine unloading parameters simply, rapidly and efficiently, can improve loading machine testing efficiency greatly, overcomes the influence of manual factors, and has a broad application range.
Description
Technical field
The present invention relates to mechanical field, be specifically related to a kind of shovel loader uninstall parms proving installation and method.
Background technology
The discharge height of shovel loader refers to be in the extreme higher position when swing arm, when the scraper bowl dicharge angle is 45 °, from the level ground to the vertical range the bucket lip minimum point.If the unloading angle then should be indicated the unloading angle less than 45 degree.The unloading of shovel loader distance refers to be in the extreme higher position when swing arm, when the scraper bowl dicharge angle is 45 °, from shovel loader body foremost point (comprising tire or vehicle frame) to the horizontal range the bucket lip.Discharge height is in the loading and unloading material, avoids shovel loader bucket lip minimum point and carrier peak to produce and interferes; Unloading distance is under certain discharge height, and the front-wheel of wheel loader need not come on the limit of carrier, and therefore, discharge height and unloading distance are the important parameters that guarantees the wheel loader work safety, are collectively referred to as the shovel loader uninstall parms.
At present, the test of the uninstall parms of shovel loader does not have the quite good detecting apparatus and method.The measurement of uninstall parms is when wheel loader remains on unloaded state, measure manually, its inefficiency, do not catch up with the demand of enterprise's fast development, measuring accuracy is not high simultaneously, operation is more loaded down with trivial details, be subjected to the interference of human factor yet.Therefore the proving installation that designs a kind of convenient, fast, efficient, accurate shovel loader uninstall parms just seems particularly important.
Summary of the invention
The present invention aims to provide a kind of wheel loader uninstall parms proving installation, this wheel loader uninstall parms proving installation reasonable in design, convenient and swift, precision is higher, can realize the accurate measurement to the wheel loader uninstall parms, has avoided the interference of human factor.
The present invention also provides a kind of wheel loader uninstall parms method of testing, this method realizes measurement quick and precisely to uninstall parms by laser and scrambler, its whole test process need not artificial contact, data acquisition obtains by control software is convenient with processing, be convenient to the management of enterprise product parametrization, future in engineering applications is very wide.
Shovel loader uninstall parms proving installation of the present invention comprises power source, kinematic train, base plate, vertical slide rail, slippage worktable, distance measuring sensor; Described power source is connected with the slippage worktable by kinematic train, and the slippage worktable is installed on vertical slide rail by slide block, can do rectilinear motion at vertical slide rail under power source and kinematic train effect; Described slippage worktable comprises the support that is mounted thereon and vertically is installed on distance measuring sensor on the support.
Described power source is the stepper motor that has scrambler, can accurately measure worktable according to the rotation step number of stepper motor and vertically move distance.
On the described stepper motor projecting shaft synchronous pulley is installed, opening is housed on the synchronous pulley is with synchronously, opening is with two ends to be fixed on the slippage worktable synchronously, stepper motor by opening be with synchronously drive the slippage worktable along the longitudinal slide rail do rectilinear motion.
Described vertical slide rail is provided with scale.
Described slippage worktable also comprises worktable base plate and horizontal slide rail; Laterally slide rail is installed on the worktable base plate, and support is installed on the horizontal slide rail by the ball slide block, can do transverse movement at horizontal slide rail.
Two limit switches and an origin switch are installed on the described base plate, and limit switch places the homonymy at vertical slide rail two ends respectively; Origin switch places between two limit switches, near an end of stepper motor.
On the described base plate level meter is housed.
Described distance measuring sensor is laser range sensor.
Shovel loader uninstall parms proving installation provided by the present invention is measured the method for shovel loader uninstall parms, comprises the steps:
A, shovel loader uninstall parms proving installation level place on the testing stand, shovel loader uninstall parms proving installation is equipped with reference field near on the horizontal foundation of origin switch one end, vertical and the reference field of shovel loader uninstall parms proving installation is perpendicular, and shovel loader uninstall parms proving installation origin switch to the distance of reference field is determined value;
B, two-wheeled or the crawler-type loader vehicle frame of wheel loader front axle rested in the position tangent with reference field foremost, but bucket lip is positioned at the test zone of shovel loader uninstall parms proving installation simultaneously, the lifting loading arm is to peak, and maintenance unloading angle is 45 °;
C, power source by transmission system drives slippage worktable from the origin switch position, slide rail moves along the longitudinal, open distance measuring sensor simultaneously, distance measuring sensor detects the distance that obtains the bucket lip minimum point, measures slippage this moment worktable apart from the distance of origin switch;
D, discharge height and distance calculating method are:
On discharge height=distance measuring sensor end face to the distance+distance measuring sensor of bucket lip minimum point end face to the vertical range of level ground;
The distance of unloading distance=reference field apart from the distance+slippage worktable of origin switch apart from origin switch.
Preferably, described power source is the stepper motor that has scrambler, and described kinematic train is band transmission synchronously; Described distance measuring sensor is laser range sensor;
On the projecting shaft of described stepper motor synchronous pulley is installed, opening is housed on the synchronous pulley is with synchronously, opening is with two ends to be fixed on the slippage worktable synchronously, and stepper motor is with synchronously by opening and is driven slippage worktable moving linearly;
In step C, when laser range sensor detects the bucket lip minimum point, the bucket lip minimum point height that laser range sensor obtains adds that end face on the distance measuring sensor to the vertical range of level ground is discharge height, the value that scrambler returns is divided by encoder resolution, multiply by the girth of synchronous pulley again, thereby obtain the slippage worktable apart from the displacement of origin switch.
In above-mentioned two method schemes, described slippage worktable also comprises worktable base plate and horizontal slide rail; Support is installed on the horizontal slide rail by the ball slide block, can do transverse movement at horizontal slide rail;
Distance measuring sensor is in the process of test height among the described step C, if when distance measuring sensor detects bucket tooth, can be by the vernier range sensor in the position of horizontal slide rail to avoid the bucket tooth zone, further promoted the fault-tolerance of proving installation.
Shovel loader uninstall parms proving installation of the present invention, by the moving movable workbench of stepper motor rotating band driving-belt, search out the minimum point that loading arm gives rise to peak and unloading angle bucket lip when being 45 ° by the distance measuring sensor of installing on the worktable, test out this point highly.End face to the distance of bucket lip minimum point adds that end face on the distance measuring sensor to the vertical range of level ground is the wheel loader discharge height on the distance measuring sensor, and according to this moment worktable apart from the displacement of origin switch, fetch the unloading distance that calculates shovel loader.Proving installation of the present invention and method can be convenient, fast, measure the wheel loader uninstall parms efficiently and accurately, promoted precision and the efficient of product test greatly, are convenient to the product parameters management, avoided interference from human factor simultaneously.
Power source of the present invention is preferably with the stepper motor that has scrambler, stepper motor drive opening drive synchronously worktable longitudinally slide rail move. when distance measuring sensor detects the bucket lip minimum point, the step number that stepper motor by scrambler record rotates can accurately be made this moment worktable apart from the displacement of origin switch, and then draws the unloading distance of wheel loader.
Preferred version of the present invention is set up horizontal slide rail at worktable, make support to do movement at horizontal slide rail, when distance measuring sensor detects bucket tooth, can avoid the bucket tooth zone by the lateral attitude of regulating distance measuring sensor, thereby accurately find the bucket lip position, further promoted the fault-tolerance of proving installation.
Wheel loader uninstall parms method of testing provided by the invention can be convenient, fast, measure the wheel loader uninstall parms efficiently and accurately, promoted product test efficient greatly, be convenient to the product parameters management, avoid the human factor influence simultaneously, had wide future in engineering applications.
Description of drawings
Fig. 1 is the shovel loader uninstall parms proving installation structural representation that the embodiment of the invention provides
Fig. 2 is the shovel loader uninstall parms proving installation test mode synoptic diagram that the embodiment of the invention provides
Sequence number among the figure and each several part structure and title are as follows:
1 is limit switch, and 2 is power source, and 3 is origin switch, and 4 is base plate, and 5 is level meter, 6 are with synchronously for opening, and 7 is vertical slide rail, and 8 are the slippage worktable, and 801 is the worktable base plate, and 802 is horizontal slide rail, 803 is support, and 9 is distance measuring sensor, and 10 is testing stand, 11 reference fields.
Embodiment
The embodiment of shovel loader uninstall parms proving installation of the present invention and method is described below in conjunction with accompanying drawing:
Embodiment 1
As shown in Figure 1, shovel loader uninstall parms proving installation comprises power source 2, kinematic train, base plate 4, vertical slide rail 7, slippage worktable 8, distance measuring sensor 9; Described power source 2 is connected with slippage worktable 8 by kinematic train, and slippage worktable 8 is installed on vertical slide rail 7 by slide block, can do rectilinear motion at vertical slide rail 7 under power source 2 and kinematic train effect; Described slippage worktable 8 comprises the support 803 that is mounted thereon, and vertically is installed on the distance measuring sensor 9 on the support 803.
Described power source 2 is for having the stepper motor of scrambler, and the step number that the stepper motor by the scrambler record rotates can accurately be made this moment worktable apart from the displacement of origin switch.
On the projecting shaft of described power source 2 synchronous pulley is installed, opening is housed on the synchronous pulley is with 6 synchronously, opening is with 6 two ends to be fixed on the slippage worktable 8 synchronously, and power source 2 drives is with 6 to drive slippage worktable 8 slide rail 7 moving linearlies along the longitudinal synchronously.
Described vertical slide rail 7 is provided with scale.
Described slippage worktable 8 also comprises worktable base plate 801 and horizontal slide rail 802; Laterally slide rail 802 is installed on the worktable base plate 801, and support 803 is installed on the horizontal slide rail 802 by the ball slide block, can do transverse movement at horizontal slide rail 802.
Two limit switches 1 and an origin switch 3 are installed on the described base plate 4, and limit switch 1 places the homonymy at vertical slide rail 7 two ends respectively; Origin switch 3 places between two limit switches 1, near an end of stepper motor 2.
On the described base plate 4 level meter 5 is housed.
Described distance measuring sensor 9 is laser range sensor.
Embodiment 2
The process of shovel loader uninstall parms proving installation test shovel loader uninstall parms is as follows:
A, shovel loader uninstall parms proving installation level place on the testing stand 10, shovel loader uninstall parms proving installation is equipped with reference field 11 near on the horizontal foundation of origin switch 3 one ends, vertical and the reference field 11 of shovel loader uninstall parms proving installation is perpendicular, and shovel loader uninstall parms proving installation origin switch 3 to the distance of reference field 11 is determined value;
B, the two-wheeled of wheel loader front axle or crawler-type loader vehicle frame are rested in the position tangent with reference field 11 foremost, but bucket lip is positioned at the test zone of shovel loader uninstall parms proving installation simultaneously, the lifting loading arm is to peak, and maintenance unloading angle is 45 °;
C, power source 2 by transmission system drives slippage worktable 8 from origin switch 3 positions, slide rail 7 moves along the longitudinal, open distance measuring sensor 9 simultaneously, distance measuring sensor 9 detects the distance that obtains the bucket lip minimum point, measures slippage this moment worktable 8 apart from the distance of origin switch 3;
D, discharge height and distance calculating method are:
On discharge height=distance measuring sensor 9 end face to the distance+distance measuring sensor 9 of bucket lip minimum point end face to the vertical range of level ground;
The distance of unloading distance=reference field 11 apart from the distance+slippage worktable 8 of origin switch 3 apart from origin switch 3.
In the present embodiment, described power source 2 is the stepper motor of band scrambler, and described kinematic train is band transmission synchronously; Described distance measuring sensor 9 is laser range sensor;
On the projecting shaft of described stepper motor synchronous pulley is installed, opening is housed on the synchronous pulley is with 6 synchronously, opening is with 6 two ends to be fixed on the slippage worktable 8 synchronously, and stepper motor 2 drives is with 6 to drive slippage worktable 8 moving linearlies synchronously;
In step C, when laser range sensor detects the bucket lip minimum point, laser range sensor obtains the minimum point height and adds that end face on the distance measuring sensor 9 to the vertical range of level ground is discharge height, the value that scrambler returns is divided by encoder resolution, multiply by the girth of synchronous pulley again, thereby obtain slippage worktable 8 apart from the displacement of origin switch 3.
Embodiment 3
The process of shovel loader uninstall parms proving installation test shovel loader uninstall parms is as follows:
A, shovel loader uninstall parms proving installation level place on the testing stand 10, shovel loader uninstall parms proving installation is equipped with reference field 11 near on the horizontal foundation of origin switch 3 one ends, vertical and the reference field 11 of shovel loader uninstall parms proving installation is perpendicular, and shovel loader uninstall parms proving installation origin switch 3 to the distance of reference field 11 is determined value;
B, the two-wheeled of wheel loader front axle or crawler-type loader vehicle frame are rested in the position tangent with reference field 11 foremost, but bucket lip is positioned at the test zone of shovel loader uninstall parms proving installation simultaneously, the lifting loading arm is to peak, and maintenance unloading angle is 45 °;
C, power source 2 by transmission system drives slippage worktable 8 from origin switch 3 positions, slide rail 7 moves along the longitudinal, open distance measuring sensor 9 simultaneously, distance measuring sensor 9 detects the distance that obtains the bucket lip minimum point, measures slippage this moment worktable 8 apart from the distance of origin switch 3;
D, discharge height and distance calculating method are:
On discharge height=distance measuring sensor 9 end face to the distance+distance measuring sensor 9 of bucket lip minimum point end face to the vertical range of level ground;
The distance of unloading distance=reference field 11 apart from the distance+slippage worktable 8 of origin switch 3 apart from origin switch 3.
In the present embodiment, described power source 2 is for having the stepper motor of scrambler, and described kinematic train is band transmission synchronously; Described distance measuring sensor 9 is laser range sensor.
Described slippage worktable 8 also comprises worktable base plate 801 and horizontal slide rail 802; Support 803 is installed on the horizontal slide rail 802 by the ball slide block, can do transverse movement at horizontal slide rail 802;
Distance measuring sensor 9 is in the process of test height among the described step C, if when distance measuring sensor 9 detects bucket tooth, can be by vernier range sensor 9 in the position of horizontal slide rail 802 to avoid the bucket tooth zone, further promoted the fault-tolerance of proving installation.
Claims (10)
1. a shovel loader uninstall parms proving installation comprises power source (2), kinematic train, base plate (4), vertical slide rail (7), slippage worktable (8), distance measuring sensor (9); Described power source (2) is connected with slippage worktable (8) by kinematic train, and slippage worktable (8) is installed on vertical slide rail (7) by slide block, can do rectilinear motion at vertical slide rail (7) under power source (2) and kinematic train effect; Described slippage worktable (8) comprises the support (803) that is mounted thereon and vertically is installed on distance measuring sensor (9) on the support (803).
2. shovel loader uninstall parms proving installation as claimed in claim 1 is characterized in that: described power source (2) is for having the stepper motor of scrambler.
3. shovel loader uninstall parms proving installation as claimed in claim 2, it is characterized in that: on the projecting shaft of described power source (2) synchronous pulley is installed, opening is housed on the synchronous pulley is with (6) synchronously, opening is with (6) two ends to be fixed on the slippage worktable (8) synchronously, power source (2) by opening be with synchronously (6) drive slippage worktable (8) along the longitudinal slide rail (7) do rectilinear motion.
4. shovel loader uninstall parms proving installation as claimed in claim 1 is characterized in that:
Described slippage worktable (8) also comprises worktable base plate (801) and horizontal slide rail (802); Laterally slide rail (802) is installed on the worktable base plate (801), and support (803) is installed on the horizontal slide rail (802) by the ball slide block, can do transverse movement at horizontal slide rail (802).
5. shovel loader uninstall parms proving installation as claimed in claim 1, it is characterized in that: two limit switches (1) and an origin switch (3) are installed on the described base plate (4), and limit switch (1) places the homonymy at vertical slide rail (7) two ends respectively; Origin switch (3) places between two limit switches (1), near an end of stepper motor (2).
6. shovel loader uninstall parms proving installation as claimed in claim 1 is characterized in that: level meter (5) is housed on the described base plate (4).
7. shovel loader uninstall parms proving installation as claimed in claim 1, it is characterized in that: described distance measuring sensor (9) is laser range sensor.
8. a method of using shovel loader uninstall parms proving installation as claimed in claim 1 to measure the shovel loader uninstall parms is characterized in that comprising the steps:
A, shovel loader uninstall parms proving installation level place on the testing stand (10), shovel loader uninstall parms proving installation is equipped with reference field (11) near on the horizontal foundation of origin switch (3) one ends, vertical and the reference field (11) of shovel loader uninstall parms proving installation is perpendicular, and shovel loader uninstall parms proving installation origin switch (3) to the distance of reference field (11) is determined value;
B, two-wheeled or the crawler-type loader vehicle frame of wheel loader front axle rested in the position tangent with reference field (11) foremost, but bucket lip is positioned at the test zone of shovel loader uninstall parms proving installation simultaneously, the lifting loading arm is to peak, and maintenance unloading angle is 45 °;
C, power source (2) by transmission system drives slippage worktable (8) from origin switch (3) position, slide rail (7) is mobile along the longitudinal, open distance measuring sensor (9) simultaneously, distance measuring sensor (9) detects the distance that obtains the bucket lip minimum point, measures slippage worktable this moment (8) apart from the distance of origin switch (3);
D, discharge height and distance calculating method are:
Discharge height=distance measuring sensor (9) is gone up end face to the distance+distance measuring sensor (9) of bucket lip minimum point and is gone up end face to the vertical range of level ground;
The distance of unloading distance=reference field (11) apart from the distance+slippage worktable (8) of origin switch (3) apart from origin switch (3).
9. the method for mensuration shovel loader uninstall parms as claimed in claim 8 is characterized in that:
Described power source (2) is for having the stepper motor of scrambler, and described kinematic train is band transmission synchronously; Described distance measuring sensor (9) is laser range sensor;
On the projecting shaft of described stepper motor synchronous pulley is installed, opening is housed on the synchronous pulley is with (6) synchronously, opening is with (6) two ends to be fixed on the slippage worktable (8) synchronously, and power source (2) drives opening and is with (6) to drive slippage worktable (8) slide rail moving linearly longitudinally synchronously;
In step C, when laser range sensor detects the bucket lip minimum point, the minimum point height that laser range sensor obtains adds that the last end face of distance measuring sensor (9) to the vertical range of level ground is discharge height, the value that scrambler returns is divided by encoder resolution, multiply by the girth of synchronous pulley again, thereby obtain slippage worktable (8) apart from the displacement of origin switch (3).
10. the method for mensuration shovel loader uninstall parms as claimed in claim 9 is characterized in that:
Described slippage worktable (8) also comprises worktable base plate (801) and horizontal slide rail (802); Support (803) is installed on the horizontal slide rail (802) by the ball slide block, can do transverse movement at horizontal slide rail (802);
Distance measuring sensor among the described step C (9) is in the process of test height, if distance measuring sensor (9) is when detecting bucket tooth, can be by vernier range sensor (9) in the position of horizontal slide rail (802) to avoid the bucket tooth zone.
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| CN2013102988020A CN103344186A (en) | 2013-07-17 | 2013-07-17 | Loading machine unloading parameter testing device and method |
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| CN2013102988020A CN103344186A (en) | 2013-07-17 | 2013-07-17 | Loading machine unloading parameter testing device and method |
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| CN105937897A (en) * | 2016-07-08 | 2016-09-14 | 广西科技大学 | Loader unloading angle detection device and detection method thereof |
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| CN106441056A (en) * | 2016-04-18 | 2017-02-22 | 杭州愚工智能设备有限公司 | Size measurement device |
| CN105937897B (en) * | 2016-07-08 | 2018-10-19 | 广西科技大学 | Loading machine discharging angle detecting device and its detection method |
| CN105937897A (en) * | 2016-07-08 | 2016-09-14 | 广西科技大学 | Loader unloading angle detection device and detection method thereof |
| CN106500636A (en) * | 2016-09-22 | 2017-03-15 | 芜湖科创生产力促进中心有限责任公司 | A kind of bearing internal external circle system of processing |
| CN107421883A (en) * | 2017-09-08 | 2017-12-01 | 广西科技大学 | A kind of confficient of static friction measure device and assay method |
| CN108120403A (en) * | 2017-12-27 | 2018-06-05 | 武汉钢铁有限公司 | A kind of glacing flatness ruler verifying bench device and its application method |
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| CN108344567A (en) * | 2018-02-09 | 2018-07-31 | 广西科技大学 | Loading machine experimental bench and loading machine front end work department operation resistance test method |
| CN109648210A (en) * | 2019-02-14 | 2019-04-19 | 北京志恒达科技有限公司 | Laser burn engraving device and system |
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Application publication date: 20131009 |