WO2018214460A1 - 一种刮板输送机自检测中部槽装置及检测方法 - Google Patents
一种刮板输送机自检测中部槽装置及检测方法 Download PDFInfo
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- WO2018214460A1 WO2018214460A1 PCT/CN2017/114387 CN2017114387W WO2018214460A1 WO 2018214460 A1 WO2018214460 A1 WO 2018214460A1 CN 2017114387 W CN2017114387 W CN 2017114387W WO 2018214460 A1 WO2018214460 A1 WO 2018214460A1
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- scraper
- conveyor
- squeegee
- hopper
- frame
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- 238000001514 detection method Methods 0.000 title abstract description 3
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000002775 capsule Substances 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 claims description 26
- 230000001105 regulatory effect Effects 0.000 claims description 25
- 239000003245 coal Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000002474 experimental method Methods 0.000 claims description 6
- 238000004088 simulation Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/18—Details
- B65G19/28—Troughs, channels, or conduits
- B65G19/30—Troughs, channels, or conduits with supporting surface modified to facilitate movement of loads, e.g. friction reducing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
Definitions
- the invention relates to the field of detecting the middle slot of the scraper conveyor, in particular to a self-detecting middle slot device and a detecting method of the scraper conveyor.
- the scraper conveyor is mainly composed of an electric motor, a fluid coupling, a speed reducer, a sprocket assembly, a central groove, a scraper and a high-strength circular chain.
- the working capacity, reliability and intelligence level of the scraper conveyor directly affect the safety and production efficiency of modern coal mines.
- the middle trough is the most critical component of the scraper conveyor, and it is also the main energy-consuming component.
- the integrity of the central trough plays an extremely important role in the normal operation of the scraper conveyor.
- the central trough is subjected to the gravity and working resistance of coal blocks, scraper chains and other working equipment. The load is extremely complicated. For this reason, the central trough should have sufficient strength, rigidity and wear resistance to allow the scraper conveyor to continue. The operation, in order to ensure the normal operation of the entire coal mining face transport system.
- the object of the present invention is to provide a self-detecting central slot and method for a scraper conveyor that is simple in structure, safe in operation, and capable of real and comprehensive simulation of actual impact friction and wear conditions.
- a scraper conveyor self-detecting middle slot device comprises a frame (18), and the frame (18) is provided with a baffle lifting conveyor (2), a horizontal conveyor (17), a loading hopper (1) ), the discharge hopper (5) and the sliding friction mechanism;
- the loading hopper (1) and the lowering hopper (5) are fixedly disposed on the frame (18), and the loading hopper (1) is located on the upper side of the lowering hopper (5);
- the conveyor (2) is disposed in the frame (18) through the support of the bracket (4), and the servo-speed motor (22) on which the baffle lift conveyor (2) is mounted is mounted on the bracket (4)
- the starting end of the baffle lift conveyor (2) receives the discharge port of the lower hopper (5), and the end end of the baffle lift conveyor (2) abuts the inlet of the loading hopper (1)
- the horizontal conveyor (17) is disposed in the frame (18) through the support of the bracket (3), and the servo motor (2) running the horizontal conveyor (17) is mounted on the bracket 2 (3) (29)
- the starting end of the horizontal conveyor (17) receives the discharge opening of the loading hopper (1), the end end of the horizontal conveyor (17) is above the sliding friction mechanism, and the sliding friction mechanism is The upper end of the discharge hopper (5);
- the sliding friction mechanism comprises a lining plate (8) fixedly connected to the frame (18), the lining plate (8) being located above the lower hopper (5), and the lining plate (8) Located below the end end of the horizontal conveyor (17), the sliding friction mechanism further includes a crank slider mechanism including a servo speed regulating motor three (16), an eccentric disk (15), a connection a rod (14) and an outer frame (37), the outer frame (37) is fixedly connected to the frame (18), the servo speed control
- the motive three (16), the eccentric disc (15) and the connecting rod (14) are disposed on the outer frame (37); the center of the eccentric disc (15) and the output shaft of the servo adjustable motor three (16) a fixed connection, the eccentric disk (15) is provided with a bolt hole, one end of the connecting rod (14) is hinged by an eccentric disk (5), and the other end of the connecting rod (14) is hinged with a cylindrical sliding rod (13), one end of the cylindrical sliding rod (13) away from the connecting rod (14) is connected with a circular sliding rod two (10),
- both ends of the upper hopper (1) and the lower hopper (5) are welded with right angle connecting grooves (19), and the right angle connecting grooves (19) are fixed to the frame (18) by bolts. .
- bracket one (4) and the bracket two (3) each include a base and a support rod, the support rod is vertically fixed on the base, and the lead rod (27) for adjusting the height of the support rod is mounted on the support rod. And a rotating nut (28), the lead screw (27) is disposed in the rotating nut (28).
- the lining plate (8) is horizontally mounted on a plurality of short rods (32), the short rods are fixedly connected to the frame (18), and the short rods are horizontally disposed; the lining sheets (8) are under A filter (9) is provided, which is welded to the opening of the unloading hopper (5).
- a slider (25) is fixedly mounted on the outer frame (37), and the cylindrical slider (13) is slidably connected to the slider (25); the frame (18) is fixed A slider 2 (11) is mounted, and the cylindrical slider 2 (10) is slidably coupled to the slider 2 (11).
- two flat bellows sensors (7) are symmetrically disposed on the squeegee (6).
- the lower end of the squeegee (6) is provided with a groove, and the two ends of the groove are provided with a threaded hole, the squeegee test block (39) is disposed in the groove, and the squeegee test block (39) The nut is bored through the threaded hole for clamping.
- a method for detecting a middle slot device of a scraper conveyor comprises the following steps:
- the lining plate (8) is fixedly mounted on the short rod (32) horizontally, and the squeegee test piece (39) is installed in the groove of the squeegee (6) and fixed;
- the invention can simulate and measure the friction behavior of the scraper conveyor scraper and the middle trough under impact conditions, and the main advantages are as follows:
- the material can be recycled continuously, which can realize continuous impact loading of materials.
- Figure 1 is a perspective view showing the structure of the apparatus of the present invention
- Figure 2 is a front view showing the structure of the apparatus of the present invention.
- Figure 3 is a schematic left side view of the device of the present invention.
- Figure 4 is a top plan view of the apparatus of the present invention.
- Figure 5 is a schematic view showing the installation of the squeegee, the squeegee test block and the flat bellows sensor in the device of the present invention
- Figure 6 is a schematic cross-sectional view of the squeegee in a front view in the apparatus of the present invention.
- a scraper conveyor self-detecting middle slot device and detecting method comprises a frame 18, and a rack lifting conveyor 2, a horizontal conveyor 17, and a loading hopper are arranged on the frame 18.
- the frame 18 of the present invention is mainly composed of eight columns 34, four beams 24, and four short beams 33 welded to form a rectangular parallelepiped frame.
- the loading hopper 1 and the lowering hopper 5 are fixedly disposed on the frame 18, the loading hopper 1 is located at the upper right end of the frame 18, and the lowering hopper 5 is located at the lower left end of the frame 18. Both ends of the upper hopper 1 and the lower hopper 5 are welded with right angle connecting grooves 19, and the right angle connecting grooves 19 are fixed to the frame 18 by bolts.
- the baffle lifting conveyor 2 is disposed in the frame 18 through the support of the bracket 4, and the servo motor 22 of the running baffle lifting conveyor 2 is mounted on the bracket 4, and the servo speed regulating motor 22 is fixed by bolts.
- the bracket is 4, and the driving belt is used to drive the baffle to lift the rotation of the active roller of the conveyor 2, and the speed of the servo speed regulating motor 22 is adjusted by adjusting the frequency of the frequency converter, thereby adjusting the running speed of the baffle lifting conveyor 2.
- the starting end of the baffle lift conveyor 2 receives the discharge port of the lower hopper 5, and the end end of the baffle lift conveyor 2 abuts the inlet of the feed hopper 1.
- the horizontal conveyor 17 is disposed in the frame 18 through the support of the bracket 2, and the servo motor 2 29 on which the horizontal conveyor 17 is operated is mounted on the bracket 2, and the servo motor 2 is fixed to the bracket 3 by bolts. And drive the horizontal conveyor through the belt 17
- the rotation of the driving roller adjusts the rotation speed of the servo speed regulating motor 29 by adjusting the frequency of the frequency converter, thereby adjusting the running speed of the horizontal conveyor 17 to control the flow rate of the material falling.
- the running speeds of the baffle lift conveyor 2 and the horizontal conveyor 17 should be matched as much as possible.
- the starting end of the horizontal conveyor 17 receives the discharge opening of the upper hopper 1, and the end end of the horizontal conveyor 17 is above the sliding friction mechanism.
- the bracket 1 and the bracket 2 both include a base and a support rod.
- the support rod is vertically fixed on the base, and the support rod is mounted with a lead screw 27 and a rotating nut 28 for adjusting the height of the support rod.
- the lead screw 27 is disposed on the rotating nut. 28 in.
- a screw lifting mechanism composed of a lead screw 27 and a rotating nut 28 can flexibly adjust the height of the baffle lifting conveyor 2 or the horizontal conveyor 17.
- the sliding friction mechanism includes a lining 8 which is the same material as the central groove.
- the lining 8 is fixedly coupled to the frame 18, and the lining 8 is positioned above the lower hopper 5 while the lining 8 is located directly below the end of the horizontal conveyor 17.
- the lining 8 is horizontally fixed by bolts to a plurality of short rods 32 which are fixedly coupled to the frame 18.
- a filter screen 9 is disposed under the lining plate 8, and the fine cinder which is impact-broken can be filtered out in real time, and the filter net 9 is welded at the opening of the hopper 5 of the lower hopper.
- the sliding friction mechanism also includes a crank slider mechanism including a servo speed regulating motor 36, an eccentric disk 15, a link 14, and an outer frame 37.
- the outer frame 37 is fixedly coupled to the frame 18 and the outer frame 37 is located outside the frame 18.
- the servo speed regulating motor 36, the eccentric disk 15 and the link 14 are disposed on the outer frame 37, and the center of the eccentric disk 15 is fixedly coupled to the output shaft of the servo speed regulating motor 36.
- the eccentric disk 15 is provided with a plurality of bolt holes having different distances from the center of the circle. The threaded holes can be connected to the connecting rod 14 and the eccentric disk 15 by bolts on the one hand, and can adjust the stroke of the squeegee 6 to slide back and forth on the other hand.
- One end of the connecting rod 14 is hinged to the eccentric disc 5 by bolts, and the other end of the connecting rod 14 is also connected with a cylindrical sliding rod 13 in an articulated manner to ensure that the members can rotate relative to each other in a vertical plane to realize the crank slider.
- a cylindrical sliding rod 2 is connected to one end of the cylindrical sliding rod 13 away from the connecting rod 14 , and a tensile pressure sensor 12 is installed between the cylindrical sliding rod 13 and the cylindrical sliding rod 2 .
- the cylindrical sliding rod 2 is fixedly connected with a scraping plate 6 on the lining plate 8, and the bottom end of the squeegee 6 is fastened with a squeegee test block 39 by bolts.
- the measured value of the tensile pressure sensor 12 is the squeegee 6 and The frictional force when the lining plate 8 reciprocates.
- the upper end of the squeegee 6 is symmetrically disposed with two flat bellows sensors 7, the measured value of the flat bellows sensor 7 is the impact force received by the squeegee 6, and the flat bellows sensor 7 is provided with an impact plate 38 to protect the sensor and prevent the sensor from being damaged. .
- a groove is formed in the lower end of the squeegee 6, and a screw hole is formed at both ends of the groove.
- the squeegee test block 39 is disposed in the groove, and the squeegee test block 39 is inserted into the threaded hole by the nut for clamping.
- a slider 25 is fixedly mounted on the outer frame 37, and the cylindrical slider 13 is slidably coupled to the slider 25.
- a slider 2 11 is fixedly mounted on the frame 18, and the cylindrical slider 2 is slidably coupled to the slider 21.
- the eccentric disc 15 and the servo speed regulating motor 36 form an eccentric motor
- the connecting rod 14 and the slider assembly constitute a crank slider mechanism
- the slider assembly includes a cylindrical slider 13 and a slider 25
- the pressure sensor 12, the slider 2, the cylindrical slider 2, and the squeegee 6 are pulled.
- a method for detecting a middle slot device of a scraper conveyor comprises the following steps:
- the lining plate 8 is horizontally fixedly mounted on the short rod 32, and the squeegee test piece 39 is mounted in the groove of the squeegee 6 and fixed.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Description
Claims (8)
- 一种刮板输送机自检测中部槽装置,其特征在于:包括机架(18),所述机架(18)上设置有挡板提升输送机(2)、水平输送机(17)、上料料斗(1)、下料料斗(5)和滑动摩擦机构;所述上料料斗(1)和下料料斗(5)均固定设置在机架(18)上,所述上料料斗(1)位于下料料斗(5)的上侧;所述挡板提升输送机(2)通过支架一(4)支撑设置在机架(18)中,且所述支架一(4)上安装有运行挡板提升输送机(2)的伺服调速电动机一(22),所述挡板提升输送机(2)的起始端承接下料料斗(5)的下料口,所述挡板提升输送机(2)的终点端对接上料料斗(1)的入料口;所述水平输送机(17)通过支架二(3)支撑设置在机架(18)中,所述支架二(3)上安装有运行水平输送机(17)的伺服调速电动机二(29),所述水平输送机(17)的起始端承接上料料斗(1)的下料口,所述水平输送机(17)的终点端处于滑动摩擦机构的上方,且所述滑动摩擦机构处于下料料斗(5)的上端;所述滑动摩擦机构包括衬板(8),所述衬板(8)与机架(18)固定连接,所述衬板(8)位于下料料斗(5)的上方,同时所述衬板(8)位于水平输送机(17)终点端的下方,所述滑动摩擦机构还包括曲柄滑块机构,所述曲柄滑块机构包括伺服调速电动机三(16)、偏心圆盘(15)、连杆(14)和外部机架(37),所述外部机架(37)与机架(18)固定连接,所述伺服调速电动机三(16)、偏心圆盘(15)和连杆(14)设置在外部机架(37)上;所述偏心圆盘(15)的中心与伺服调速电动机三(16)的输出轴固定连接,所述偏心圆盘(15)上开设有螺栓孔,所述连杆(14)一端通过螺栓铰接偏心圆盘(5),所述连杆(14)另一端铰接有圆柱滑杆一(13),所述圆柱滑杆一(13)远离连杆(14)的一端连接有圆柱滑杆二(10),且所述圆柱滑杆一(13)与圆柱滑杆二(10)之间安装有拉压力传感器(12);所述圆柱滑杆二(10)固定连接有刮板(6),所述刮板(6)位于衬板(8)上,且所述刮板(6)底端通过螺栓设有刮板试块(39),所述刮板(6)上端设置有平面膜盒传感器(7),所述平面膜盒传感器(7)上端设置有冲击板(38)。
- 如权利要求1所述的一种刮板输送机自检测中部槽装置,其特征在于:所述上料料斗(1)和下料料斗(5)的两端均焊接有直角连接槽(19),且所述直角连接槽(19)通过螺栓固定在机架(18)上。
- 如权利要求1所述的一种刮板输送机自检测中部槽装置,其特征在于:支架一(4)、支架二(3)均包括底座和支撑杆,所述支撑杆竖直固定在底座上,且所述支撑杆上安装有调节支撑杆高度的丝杠(27)和旋转螺母(28),所述丝杠(27)穿设在旋转螺母(28)中。
- 如权利要求1所述的一种刮板输送机自检测中部槽装置,其特征在于:所述衬板(8)水平安装在若干短杆(32)上,所述短杆与机架(18)固定连接,且所述短杆水平设置;所述衬板(8)下设置有过滤网(9),所述过滤网(9)焊接在下料料斗(5)的开口处。
- 如权利要求1所述的一种刮板输送机自检测中部槽装置,其特征在于:所述外部机架(37)上固定安装有滑块一(25),所述圆柱滑杆一(13)与滑块一(25)滑动连接;所述机架(18)上固定安装有滑块二(11),所述圆柱滑杆二(10)与滑块二(11)滑动连接。
- 如权利要求1所述的一种刮板输送机自检测中部槽装置,其特征在于:所述刮板(6)上对称设置有两个平面膜盒传感器(7)。
- 如权利要求6所述的一种刮板输送机自检测中部槽装置,其特征在于:所述刮板(6)下端开设有凹槽,且所述凹槽两端开设有螺纹孔,所述刮板试块(39)设置于凹槽中,且所述刮板试块(39)通过螺母穿设于螺纹孔中进行夹持。
- 一种基于权利要求1-7任一所述的一种刮板输送机自检测中部槽装置的检测方法, 其特征在于:包括以下步骤:(1)用天平称量出刮板试块(39)和衬板(8)在实验前的重量;(2)将衬板(8)水平固定安装在短杆(32)上,将刮板试块(39)安装于刮板(6)的凹槽内并进行固定;(3)启动伺服调速电动机一(22)及伺服调速电动机二(29),通过调节变频器的频率调节挡板提升输送机(2)及水平输送机(17)的运行速度;(4)在上料料斗(1)中加入足够的冲击煤料,启动伺服调速电机三(16),使整个曲柄滑块机构运转,完成刮板(6)与衬板(8)在冲击工况下摩擦运动的模拟,通过拉压力传感器(12)测得冲击摩擦过程中的摩擦力,通过平面膜盒传感器(7)测得冲击摩擦过程中的冲击力;(5)完成参数测量后,停止各伺服调速电机,结束试验,收集试验煤料,并分别用天平称量刮板试块(39)和衬板(8)在实验后的重量,就可以计算出冲击摩擦运动的磨损率。
Priority Applications (3)
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RU2018130013A RU2693127C1 (ru) | 2017-05-26 | 2017-05-26 | Устройство самотестирования для центрального желоба скребкового конвейера и способ его тестирования |
CA3014560A CA3014560C (en) | 2017-05-26 | 2017-12-04 | Self-detection device for middle trough of scraper conveyor and detection method |
AU2017396542A AU2017396542B2 (en) | 2017-05-26 | 2017-12-04 | Self-detection device for middle trough of scraper conveyor and detection method |
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CN201710383549.7A CN107082228B (zh) | 2017-05-26 | 2017-05-26 | 一种刮板输送机自检测中部槽装置及检测方法 |
CN201710383549.7 | 2017-05-26 |
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CN117214007A (zh) * | 2023-10-18 | 2023-12-12 | 苏州锐驰朗新材料有限公司 | 材料检测落球冲击试验机 |
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CN107082228B (zh) * | 2017-05-26 | 2019-12-06 | 中国矿业大学 | 一种刮板输送机自检测中部槽装置及检测方法 |
CN108072533B (zh) * | 2017-11-30 | 2019-10-11 | 太原理工大学 | 一种检测刮板输送机动态特性的实验装置及方法 |
CN108051171B (zh) * | 2017-12-24 | 2020-03-17 | 太原理工大学 | 一种采煤机抛煤冲击测试装置 |
CN109655360B (zh) * | 2018-12-29 | 2021-07-23 | 天长市龙亨电子有限公司 | 一种电动车控制器外壳的硬度检测装置 |
CN110040467B (zh) * | 2019-03-07 | 2021-03-16 | 中国矿业大学 | 一种刮板输送机中部槽摩擦力监测*** |
CN113340778A (zh) * | 2021-05-06 | 2021-09-03 | 湖北工业大学 | 一种多功能颗粒物料输送测试平台 |
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CN107082228A (zh) * | 2017-05-26 | 2017-08-22 | 中国矿业大学 | 一种刮板输送机自检测中部槽装置及检测方法 |
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CN206955047U (zh) * | 2017-05-26 | 2018-02-02 | 中国矿业大学 | 一种刮板输送机自检测中部槽装置 |
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EP2431306B1 (de) * | 2010-09-21 | 2013-10-09 | FAB GmbH Fördertechnik und Anlagenbau | Vorrichtung zum Fördern von Paletten |
CN104609133A (zh) * | 2015-01-24 | 2015-05-13 | 山东科技大学 | 一种用于刮板运输机中部槽中板磨损的检测***及其检测方法 |
CN204587977U (zh) * | 2015-01-24 | 2015-08-26 | 山东科技大学 | 一种用于刮板运输机中部槽中板磨损的检测*** |
CN104925460A (zh) * | 2015-06-18 | 2015-09-23 | 辽宁工程技术大学 | 一种刮板输送机中部槽转角检测装置 |
CN107082228A (zh) * | 2017-05-26 | 2017-08-22 | 中国矿业大学 | 一种刮板输送机自检测中部槽装置及检测方法 |
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CN117214007A (zh) * | 2023-10-18 | 2023-12-12 | 苏州锐驰朗新材料有限公司 | 材料检测落球冲击试验机 |
CN117214007B (zh) * | 2023-10-18 | 2024-05-07 | 苏州锐驰朗新材料有限公司 | 材料检测落球冲击试验机 |
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CN107082228A (zh) | 2017-08-22 |
AU2017396542B2 (en) | 2020-01-16 |
RU2693127C1 (ru) | 2019-07-01 |
CN107082228B (zh) | 2019-12-06 |
CA3014560C (en) | 2019-08-20 |
AU2017396542A1 (en) | 2018-12-13 |
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