CN2775146Y - Loading machine with intelligent automatic weight measuring function - Google Patents
Loading machine with intelligent automatic weight measuring function Download PDFInfo
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- CN2775146Y CN2775146Y CN 200520004408 CN200520004408U CN2775146Y CN 2775146 Y CN2775146 Y CN 2775146Y CN 200520004408 CN200520004408 CN 200520004408 CN 200520004408 U CN200520004408 U CN 200520004408U CN 2775146 Y CN2775146 Y CN 2775146Y
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- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000005755 formation reaction Methods 0.000 claims description 8
- 230000002411 adverse Effects 0.000 abstract description 2
- 238000005303 weighing Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
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Abstract
The utility model discloses a loading machine with an intelligent automatic weight measuring function, which comprises a machine body, an operator control cabin, a power mechanism, bearing wheels, hydraulic lift cylinders, a bucket, a movable arm of the bucket, etc., wherein the hydraulic lift cylinders on the left and the right sides of the machine body are respectively provided with a pressure sensor; the joint of the movable arm of the bucket and the pin shaft of the movable arm is provided with a horizontal height position sensor is composed of an upper position sensor and a lower position sensor which are respectively formed from magnetic sheets which are fixedly embedded on the movable arm, and two hall element sensors. The utility model adopts the two pressure sensors capable of being stressed in a linear range and effectively solves the problem of the accuracy of weighting freight in the bucket; by adopting hall elements as the horizontal height position sensor, the utility model can have higher accuracy and stability, carry out weighting on any ground and in adverse environments, and ensure the driving safety of vehicles without overweight.
Description
Technical field: the utility model belongs to loader and establishes technical field, particularly relates to a kind of loader with intelligent Automatic Weighting function.Can be used for railway transportation department or other building sites and measure, avoid overload to realize traffic safety, maybe need the other field that measures the required entrucking of heap goods of loosing.
Background technology: the goods vehicle traffic safety of railway freight-car traffic safety and other building sites is the prerequisites that guarantee safety in production.At present, the used loader in other transportation departments such as railway or building site does not generally have the Automatic Weighting function, often causes the entrucking overload overweight, can't guarantee traffic safety.In order to prevent the entrucking overload, the railway freight train is when loading looses the heap goods at present, generally adopt the way that in every joint railway carriage, marks volume and tested cargo density to determine the weight of the thing of freighting, this check weighing program is loaded down with trivial details, blindness is big, error is big, can't accurately determine the weight of afloat goods, cause the overload phenomenon sometimes, traffic safety can't guarantee, hidden danger seriously exists, and therefore causes accident to occur repeatedly.In order to overcome the generation of overload phenomenon, people attempt to develop the loader of tool Automatic Weighting function, but because the scraper bowl of loader promotes under the effect of swing arm at hoist cylinder piston oil pressure and scraper bowl, it promotes loading process is a dynamic process, and be attended by the influence of complicated factors such as lever principle, cause that swing arm holding capacity load-bearing degree varies causes etc. as meeting, and can not correctly reflect and measure the actual weight of goods in the scraper bowl, Gu how this install check weighing and make with senser element and neither influence the loader structure in the tram of loader, keep its original strength and stiffness, do not influence oil pressure lifting force in the former lift cylinder yet, and can effectively solve the accuracy that goods is weighed in scraper bowl, be problem anxious to be studied at present.
Summary of the invention: the purpose of this utility model provides a kind of loader with intelligent Automatic Weighting function, make and neither to influence the loader structure, keep its original strength and stiffness, do not influence on the basis of oil pressure in the former hydraulic pressure lift cylinder yet, can determine the check weighing sensor to be installed at certain rational position of loader, be convenient to guarantee the operating personnel in swing arm scraper bowl lifting process to scraper bowl in goods carry out direct check weighing, with realize automatically, accurate check weighing.
The technical solution of the utility model is: it comprises formations such as fuselage, driver cage, power set, BOGEY WHEEL, hoist cylinder, scraper bowl and scraper bowl swing arm, its main points are to be respectively equipped with pressure sensor on the hoist cylinder of the fuselage left and right sides, on the scraper bowl swing arm and swing arm bearing pin place is provided with the level height position sensor, and this position sensor is by fixedly being inlaid in the magnetic sheet on the swing arm and constituting a upper position sensor respectively and a upper/lower positions sensor is formed by two hall element sensors.
Said pressure sensor is arranged on the pressure distributor, be installed in the oil-in place of the hoist cylinder of the described fuselage left and right sides respectively by pressure distributor, pressure distributor can be connected with the lift cylinder oil-in, can connect pressure sensor again, the pressure that pressure sensor is subjected to is identical with the pressure in the lift cylinder.
Two hall element sensors of said formation level height position sensor can be located at the two ends of a T shape support, and be installed on the bearing pin of swing arm two hall element sensors and fixedly be inlaid between the magnetic sheet on the swing arm and be provided with certain interval by T shape support.
Two hall element sensors of said formation level height position sensor can be set directly on the bearing pin or on the swing arm bearing.
The utility model adopts the mentality of designing of technique scheme to be: during owing to the loader operation, the goods Weight Loaded is that the lifting by scraper bowl realizes, scraper bowl promotes the lift cylinder that relies in the hydraulic system and drives lift arm (swing arm) action, thereby finish loading work, as long as the check weighing sensor is set so the utility model can be found out the loader appropriate location and install when design, just can conveniently realize utilizing usually the prior art of handling transducing signal automatically by computer that lade is carried out check weighing, promptly the signal to sensor output is for data processing, dynamically weightings such as demonstration.In view of above thinking, also there am certain functional relation in we according to the goods weight in hydraulic pressure and the scraper bowl in its lift cylinder of loader, again because in loader hydraulic system, hydraulic oil passes through distributing valve to lift cylinder by oil pump, middle through the high-pressure oil pipe connection, hydraulic pressure is a parameter calculating lifting force in the lift cylinder, lift cylinder directly is connected the lifting of drive scraper bowl with swing arm, it is the main body of loader hydraulic, therefore, selected adopts pressure sensor be installed in the fuselage both sides hoist cylinder on.In addition, also should consider will be being connected with scraper bowl and directly supporting scraper bowl and with the appropriate location on the swing arm that bears goods weight in the scraper bowl level height position sensor is installed, to realize accurate check weighing.This is because swing arm is changing because of the application point of hoist cylinder power at work, the stressed weight of lift cylinder internal pressure and swing arm is the curve of a variation, sample in a metastable horizontal zone scope of pressure in order to guarantee swing arm, and with adopt to pressure signal deliver in the Displaying Meter, so the level height position sensor must be installed in a certain appropriate location, near this horizontal level of selecting pressure curve should be similar to straight line, therefore, the swing arm that we have selected position sensor is installed on scraper bowl is static bearing pin place with relative swing arm, and this position sensor can be by fixedly being inlaid in the magnetic sheet on the swing arm and being made of two switch shape hall element sensors.
Operating principle of the present utility model is: magnetic sheet is fixed on the swing arm, and make on magnetic sheet co-located sensor place one relative position, that is: make between two hall element sensors and the magnetic sheet and to keep certain interval and in doing relative motion, to produce the displacement that a band radian is arranged, thereby make it form one group of switching value signal, when having guaranteed that scraper bowl is sampled in this interval, can prevent because the weight inconsistency that lever principle causes.The utility model can utilize the induced signal of common technology such as microcomputer data processes and displays to above-mentioned pressure sensor and position sensor output, be input in the computer through relevant control circuit, digital filter circuit, analog-digital converter, steady-state circuit, output amplifier etc. respectively, through Automatic Weighting, add up automatically, processing such as limit for tonnage prompting, Displaying Meter directly reflects load capacity size and vehicle loading accumulation amount in the scraper bowl, and can be according to the parameter that sets, reflection operation situation.
Because about the utility model adopts two pressure sensors to be installed on two lift cylinder oil-ins, make it stressed in the range of linearity, effectively solve the accuracy problem that goods is weighed in scraper bowl, and adopt Hall element to make the level height position sensor, make it to have degree of precision and stability, and do not influence the structure of loader, do not influence the oil pressure that hoists in the former lift cylinder, keep its original strength and stiffness.Can be in office check weighing in face and the adverse circumstances where, and check weighing at the volley, i.e. dynamically weighting, the former operation program of not overslaugh does not need to rule and survey proportion, can guarantee that vehicle is not overweight and guarantee traffic safety.
Description of drawings: Fig. 1 is the utility model loader structural representation;
Fig. 2 is the structural representation that the level height position sensor is installed on swing arm and bearing pin;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the structural representation of pressure distributor part;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the utility model check weighing electrical system schematic diagram.
Wherein: 1, scraper bowl 2, swing arm 3, magnetic sheet 4, T shape support 5, level height position sensor 6, swing arm bearing pin 7, swing arm bearing 8, hoist cylinder 9, pressure sensor 10, pressure distributor 11, hoist cylinder oil-feed 12, BOGEY WHEEL 13, fuselage 14, driver cage 15, band CPU Displaying Meter 16, be set directly at position sensor 17 on the bearing, be set directly at position sensor 18, power supply 19, printer on the bearing pin
The specific embodiment: with reference to the accompanying drawings, it comprises formations such as fuselage 13, driver cage 14, power set, BOGEY WHEEL 12, hoist cylinder 8, scraper bowl 1 and scraper bowl swing arm 2 the utility model, be respectively equipped with pressure sensor 9 on the hoist cylinder 8 of fuselage 13 left and right sides, on the scraper bowl swing arm 2 and swing arm bearing pin 6 places are provided with level height position sensor 5, and this position sensor 5 is by fixedly being inlaid in the magnetic sheet 3 on the swing arm and constituting a upper position sensor respectively and a upper/lower positions sensor is formed by two hall element sensors; Pressure sensor 9 is arranged on the pressure distributor 10, be installed in oil-in 11 places of the hoist cylinder of described fuselage 13 left and right sides respectively by pressure distributor 10, pressure distributor can be connected with the lift cylinder oil-in, can connect pressure sensor again, the pressure that pressure sensor is subjected to is identical with the pressure in the lift cylinder; Two hall element sensors that constitute level height position sensor 5 can be located at the two ends of a T shape support 4, and be installed on the bearing pin 6 of swing arm 2 two hall element sensors and fixedly be inlaid between the magnetic sheet 3 on the swing arm and be provided with certain interval by T shape support 4.
Two hall element sensors of said formation level height position sensor 5 can be set directly on the bearing pin 6 or on the swing arm bearing 7.
Its concrete check weighing course of work is as shown in Figure 5: Displaying Meter begins pressure sensor is sampled after receiving position sensor signal.Sampling time is decided by the spacing of upper and lower position sensor and the speed in the swing arm lifting process.When running into the upper/lower positions sensor, the magnetic sheet on the swing arm begins to sample the flicker of check weighing luminous tube.Sampling time can be used the keyboard operational observations in Displaying Meter, the signal of adopting is carried out the analog digital conversion, delivers to then in the CPU computer and handles by the Mathematical Modeling and the program of design.Show check weighing through delivering to superbright degree LED eight hop count sign indicating numbers by decoding circuit after this series of processes, accumulation result also is provided with the kinetic energy of various duties such as vehicle and allows setting of Weight Loaded, monobucket overload warning amount, time state function such as year, month, day and article No., license number, job number etc. in the Displaying Meter.Displaying Meter has serial, the parallel interface of standard, can be connected with host computer, the signal of obtaining is at the scene delivered in the computer, because instrument has the file hold function, instrument is furnished with mini-printer, can directly every bucket and each charge of trucks weight be printed.
Claims (4)
1, a kind of loader with intelligent Automatic Weighting function, it comprises formations such as fuselage, driver cage, power set, BOGEY WHEEL, hoist cylinder, scraper bowl and scraper bowl swing arm, it is characterized in that being respectively equipped with pressure sensor on the hoist cylinder of the fuselage left and right sides, on the scraper bowl swing arm and swing arm bearing pin place is provided with the level height position sensor, and this position sensor is by fixedly being inlaid in the magnetic sheet on the swing arm and constituting a upper position sensor respectively and a upper/lower positions sensor is formed by two hall element sensors.
2, the loader with intelligent Automatic Weighting function according to claim 1, it is characterized in that said pressure sensor is arranged on the pressure distributor, be installed in the oil-in place of the hoist cylinder of the described fuselage left and right sides respectively by pressure distributor, pressure distributor can be connected with the lift cylinder oil-in, can connect pressure sensor again, the pressure that pressure sensor is subjected to is identical with the pressure in the lift cylinder.
3, the loader with intelligent Automatic Weighting function according to claim 1, it is characterized in that two hall element sensors of said formation level height position sensor can be located at the two ends of a T shape support, and be installed on the bearing pin of swing arm two hall element sensors and fixedly be inlaid between the magnetic sheet on the swing arm and be provided with certain interval by T shape support.
4, according to claim 1 or 3 described loaders with intelligent Automatic Weighting function, two hall element sensors that it is characterized in that said formation level height position sensor can be set directly on the bearing pin or on the swing arm bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004408 CN2775146Y (en) | 2005-02-06 | 2005-02-06 | Loading machine with intelligent automatic weight measuring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004408 CN2775146Y (en) | 2005-02-06 | 2005-02-06 | Loading machine with intelligent automatic weight measuring function |
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| CN2775146Y true CN2775146Y (en) | 2006-04-26 |
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| CN 200520004408 Expired - Fee Related CN2775146Y (en) | 2005-02-06 | 2005-02-06 | Loading machine with intelligent automatic weight measuring function |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832810A (en) * | 2010-05-26 | 2010-09-15 | 杭州四方称重系统有限公司 | High-precision metering loading machine |
| CN101187582B (en) * | 2007-12-19 | 2010-11-10 | 太原重工股份有限公司 | Excavator bucket material weighing method |
| CN103407890A (en) * | 2013-07-24 | 2013-11-27 | 徐州赫思曼电子有限公司 | Apparatus and method used for excavator hanging object weighing |
| CN105113558A (en) * | 2015-09-18 | 2015-12-02 | 福建省龙岩液压集团有限公司 | Shovel loader capable of weighing mixed materials automatically |
| CN105369846A (en) * | 2015-12-06 | 2016-03-02 | 吉林大学 | Load testing system for loader working device |
| CN106088176A (en) * | 2016-06-17 | 2016-11-09 | 北京首农畜牧发展有限公司 | Loader with quantifier |
| CN107208405A (en) * | 2015-06-24 | 2017-09-26 | 株式会社小松制作所 | Wheel loader and the automatic integrating method of the hauling operation information of the wheel loader |
| DK201670367A1 (en) * | 2016-05-27 | 2017-12-11 | INS - Europe | Method of weight determination of a load carried by a lifter of a lifting device and weighing device |
| CN108482407A (en) * | 2018-03-15 | 2018-09-04 | 马鞍山钢铁股份有限公司 | A method of prevent enterprise railway vehicle loading bulk goods overweight |
-
2005
- 2005-02-06 CN CN 200520004408 patent/CN2775146Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101187582B (en) * | 2007-12-19 | 2010-11-10 | 太原重工股份有限公司 | Excavator bucket material weighing method |
| CN101832810B (en) * | 2010-05-26 | 2012-05-23 | 杭州四方称重系统有限公司 | High-precision metering loading machine |
| CN101832810A (en) * | 2010-05-26 | 2010-09-15 | 杭州四方称重系统有限公司 | High-precision metering loading machine |
| CN103407890A (en) * | 2013-07-24 | 2013-11-27 | 徐州赫思曼电子有限公司 | Apparatus and method used for excavator hanging object weighing |
| CN103407890B (en) * | 2013-07-24 | 2016-06-08 | 徐州赫思曼电子有限公司 | A kind of excavator hangs thing Weighing method |
| CN107208405A (en) * | 2015-06-24 | 2017-09-26 | 株式会社小松制作所 | Wheel loader and the automatic integrating method of the hauling operation information of the wheel loader |
| CN107208405B (en) * | 2015-06-24 | 2020-10-27 | 株式会社小松制作所 | Wheel loader and method for automatically accumulating transportation operation information of wheel loader |
| US10597852B2 (en) | 2015-06-24 | 2020-03-24 | Komatsu Ltd. | Wheel loader and method for automically accumulating transport operation information of wheel loader |
| CN105113558A (en) * | 2015-09-18 | 2015-12-02 | 福建省龙岩液压集团有限公司 | Shovel loader capable of weighing mixed materials automatically |
| CN105369846B (en) * | 2015-12-06 | 2018-04-10 | 吉林大学 | A kind of working device of loader load test system |
| CN105369846A (en) * | 2015-12-06 | 2016-03-02 | 吉林大学 | Load testing system for loader working device |
| DK201670367A1 (en) * | 2016-05-27 | 2017-12-11 | INS - Europe | Method of weight determination of a load carried by a lifter of a lifting device and weighing device |
| DK179160B1 (en) * | 2016-05-27 | 2017-12-18 | INS - Europe | Method of weight determination of a load carried by a lifter of a lifting device and weighing device |
| CN106088176B (en) * | 2016-06-17 | 2018-07-27 | 北京首农畜牧发展有限公司 | Loading machine with meter |
| CN106088176A (en) * | 2016-06-17 | 2016-11-09 | 北京首农畜牧发展有限公司 | Loader with quantifier |
| CN108482407A (en) * | 2018-03-15 | 2018-09-04 | 马鞍山钢铁股份有限公司 | A method of prevent enterprise railway vehicle loading bulk goods overweight |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Patentee address after: 276023, Shandong, Linyi Economic Development Zone, Linyi Province North Road on the eastern side of 205 National Road Patentee address before: 276004, Shandong Lingong Construction Machinery Co,, Linyi, 18, China |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060426 |