CN109030138A - A kind of multifactor controllable type hits actual load and sets - Google Patents

A kind of multifactor controllable type hits actual load and sets Download PDF

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Publication number
CN109030138A
CN109030138A CN201810689144.0A CN201810689144A CN109030138A CN 109030138 A CN109030138 A CN 109030138A CN 201810689144 A CN201810689144 A CN 201810689144A CN 109030138 A CN109030138 A CN 109030138A
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China
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electromagnet
stepper motor
compaction
control cabinet
rotating disc
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CN201810689144.0A
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CN109030138B (en
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孔德泉
万蓉
田威
刘云霄
张志权
黄炜明
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Changan University
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Changan University
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

Actual load is hit the invention discloses a kind of multifactor controllable type to set, the revolving speed and rotation time of the first stepper motor are set by control cabinet, the output shaft of first stepper motor is connect with drive sprocket, the top of drive sprocket is arranged in driven sprocket, is connected between drive sprocket and driven sprocket by chain, is connected with electromagnet on chain, control cabinet is connect with electromagnet, control cabinet can control the power on/off of electromagnet, and when the solenoid is energized, electromagnet being capable of adsorption combined formula compaction hammer.The revolving speed of second stepper motor is set by control cabinet, second stepper motor is connected with rotating disc, and second stepper motor can drive rotating disc circular-rotation, and rotating disc is equipped with compaction cylinder, when the electromagnet is powered off, combined type compaction hammer whereabouts carries out the soil sample in compaction cylinder to hit reality;Solve the problems, such as to hit actual load in the prior art to set and can only carry out specific type compaction test, the present invention can investigate it is different fall away from hit several single factor test and various factors coupling and act on influence to actual effect fruit is hit.

Description

A kind of multifactor controllable type hits actual load and sets
Technical field
The present invention relates to soil test technique fields more particularly to a kind of multifactor controllable type to hit actual load and set.
Background technique
In geotechnical engineering field, native compaction test is a kind of very widely used research technique, main investigation soil Compactingproperties, the accurate characterisitic parameter for obtaining compacting material, to China Democratic National Construction Association, road, the engineerings such as water conservancy all have very important meaning Justice.
It hits actual load and sets the measurement for being mainly used for native water content Yu dry density relationship, so that it is determined that the maximum dry density and most of soil Excellent moisture content.It is general hit actual load and set can only carry out certain types of compaction test, hit real requirement suitable for conventional.
But with the continuous promotion of China's economic strength and construction technology, the scale of modern project is increasing, engineering Mechanical performance is higher and higher, and the compacting engineering of all kinds of remote unconventional compactive efforts is commonplace, especially national large-scale emphasis Water conservancy, city engineerings such as traffic of having stable political situation are increasing, and it is variable and hit controllable higher of real factor to propose compactive effort to compaction test It is required that.
Summary of the invention
Actual load is hit the purpose of the present invention is to provide a kind of multifactor controllable type to set, and is solved and is hit actual load in the prior art and set The problem of can only carrying out specific type compaction test, the present invention can investigate it is different fall away from hit several single factor test and multifactor coupling Cooperate the influence to actual effect fruit is hit.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
It hits actual load the present invention provides a kind of multifactor controllable type to set, including control cabinet, the first stepper motor, dragger Structure, electromagnet and combined type compaction hammer;Traction mechanism includes drive sprocket, driven sprocket and chain;
Control cabinet is used to set the revolving speed and rotation time of the first stepper motor, the output shaft of the first stepper motor and active The top of drive sprocket is arranged in sprocket wheel connection, driven sprocket, is connected between drive sprocket and driven sprocket by chain, chain On be connected with electromagnet, control cabinet is connect with electromagnet, and control cabinet can control the power on/off of electromagnet, when electromagnet be powered When, electromagnet being capable of adsorption combined formula compaction hammer;
It further include second stepper motor, control cabinet is also used to set the revolving speed of second stepper motor, and second stepper motor connects It is connected to rotating disc, second stepper motor can drive rotating disc circular-rotation, and rotating disc is equipped with compaction cylinder, when electromagnet powers off When, combined type compaction hammer whereabouts carries out the soil sample in compaction cylinder to hit reality;
While control cabinet control electromagnet is powered, control cabinet is controlled the first stepper motor and is turned with setting speed and setting The dynamic time starts turning;While the first stepping motor stalls, control cabinet controls electromagnet power-off.
Further, the features of the present invention also characterized in that:
Combined type compaction hammer is formed by connecting by the different compaction hammer of several quality.
It further include plane pushing mechanism, plane pushing mechanism includes air pump, cylinder and plain thrust bearing, air pump and cylinder Connection, cylinder are connect by plain thrust bearing with rotating disc, and the flexible of cylinder can push rotating disc to be moved forward and backward;
Whenever rotating disc circular-rotation one encloses, it is primary that cylinder pushes rotating disc tandem to move back and forth.
It further include limiting device, limiting device includes inductive switch, and inductive switch is installed close to the top of chain, works as electromagnetism When iron touch inducing switchs, signal is fed back to control cabinet by inductive switch, so that control cabinet controls the power-off of the first stepper motor.
The top of combined type compaction hammer is equipped with touching switch, and when electromagnet touches touching switch, touching switch is by signal Control cabinet is fed back to, so that control cabinet control electromagnet is powered.
It further include the electromagnet guide rod being arranged along the vertical direction, on electromagnet guide rod, chain is able to drive electromagnet sleeve Electromagnet is moved up and down along the direction of electromagnet guide rod;
It further include the compaction hammer guide rod being arranged along the vertical direction, when the electromagnet is powered off, combined type compaction hammer being capable of edge The side of compaction hammer guide rod drops down onto compaction cylinder.
Compaction cylinder and rotating disc detachable connection.
Encoder is installed, encoder is able to detect the pulse frequency of the first stepper motor on the output shaft of the first stepper motor Rate, control cabinet control the revolving speed of the first stepper motor by adjusting the pulse frequency of the first stepper motor.
Multifactor controllable type hits total a height of 3m that actual load is set, and falling away from range for combined type compaction hammer is 305mm-1220mm;
Combined type compaction hammer is formed by connecting by one or more in the compaction hammer of 3 5kg and the compaction hammer of 2 2.5kg;
Compaction cylinder includes first sleeve, second sleeve and 3rd sleeve;The internal diameter of first sleeve is 112mm, and wall thickness is 10mm is highly 160mm;The internal diameter of second sleeve is 151.2mm, wall thickness 10mm, is highly 214.8mm;3rd sleeve Internal diameter is 310mm, wall thickness 10mm, is highly 220mm.
Compared with prior art, the invention has the following beneficial technical effects:
A kind of multifactor controllable type provided by the invention hits actual load and sets, and controls electromagnet by control cabinet and is powered to combined type Compaction hammer is adsorbed.Meanwhile control cabinet controls the first stepper motor and starts to rotate forward with setting speed and setting rotation time, the One stepper motor drives traction mechanism work, promotes traction mechanism to setting height electromagnet and combined type compaction hammer, this When the first stepping motor stalls, control cabinet controls electromagnet power-off, combined type compaction hammer fall to the material of compaction cylinder into Row hits reality.Subsequent first stepper motor starts to invert, and chain falls with electromagnet, when electromagnet falls on combined type compaction hammer When top, the touching switch of peen is touched, signal is fed back to control cabinet by touching switch, so that control cabinet controls electromagnetism Tie Tong Electricity, the first stepper motor starts to rotate forward while adsorbing compaction hammer with setting speed and setting rotation time, chain-driving electricity Magnet and compaction hammer rise, repeat above-mentioned steps make combined type compaction hammer with set the material hit in several pairs of compaction cylinders into Row hits reality.During repeating to hit reality, by setting identical revolving speed and rotation time to the first stepper motor, so that hitting every time It is honest away from consistent, guarantee that experiment is effective.At the same time, the second stepper motor of workbench bottom drives rotating disc circular-rotation, So that combined type compaction hammer carries out the material of compaction cylinder surrounding uniformly to hit reality, guarantee soil sample stability under loading in compaction cylinder, uniformly, Effectively.The present invention hits real excellent effect, applied widely, can meet the compaction test of different compactive efforts, can investigate difference fall away from With hit several single factor test and various factors coupling acts on influence to actual effect fruit is hit.The present invention can be the geotechnique in all kinds of civil engineering projects It is compacted engineering and design and construction parameter is provided, provide test basis for soil compaction control.
Further, the present invention is by setting plane pushing mechanism, and whenever rotating disc circular-rotation one encloses, plane pushes machine It is primary that structure pushes rotating disc tandem to move back and forth, so that combined type compaction hammer carries out the material of compaction cylinder surrounding and center Reality uniformly is hit, further improves the stability, uniformity and validity of soil sample stress in compaction cylinder.
Further, combined type compaction hammer of the invention is formed by connecting by the different compaction hammer of several quality, can control Change of the hammer weight from 2.5kg to 20kg, can investigate different hammer weights, hit count and fall away from single factor test and various factors coupling act on to hitting The influence of actual effect fruit.
Further, the present invention, which has also been devised, prevents the excessive limiting device damaged of stroke, once electromagnet is upper The height risen is more than safety travel, will touch the inductive switch of upper side, signal is fed back to control by inductive switch at this time Case, so that control cabinet control the first stepper motor power-off is out of service, to guarantee the safety of equipment.
Further, the present invention provides guiding role to the direction of motion of electromagnet by setting electromagnet guide rod.
Further, the present invention provides guiding to the falling direction of combined type compaction hammer by setting compaction hammer guide rod Effect.
Further, compaction cylinder and rotating disc detachable connection, realize the replacement to the compaction cylinder of different size, together When, convenient for being demoulded to the material in compaction cylinder.
Detailed description of the invention
Fig. 1 is that a kind of multifactor controllable type provided by the invention hits the schematic diagram of the section structure that actual load is set;
Fig. 2 is that a kind of multifactor controllable type provided by the invention hits the positive structure schematic that actual load is set;
Fig. 3 is that a kind of multifactor controllable type provided by the invention hits the side structure schematic diagram that actual load is set;
Fig. 4 is the schematic diagram of the section structure of plane pushing mechanism provided by the invention.
In figure, 1, driven sprocket;2, electromagnet;4, drive sprocket;5, the first stepper motor;6, combined type compaction hammer;7, Compaction cylinder;8, rotating disc;9, plain thrust bearing;10, second stepper motor;11, transmission gear;12, cylinder;13, workbench; 14, inductive switch.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
Referring to Fig. 1-3, a kind of multifactor controllable type provided by the invention hits actual load and sets, including control cabinet, the first stepping electricity Machine 5, traction mechanism, electromagnet 2 and combined type compaction hammer 6;Traction mechanism includes drive sprocket 4, driven sprocket 1 and chain;Control Case processed is used to set the revolving speed and rotation time of the first stepper motor 5, and the output shaft and drive sprocket 4 of the first stepper motor 5 connect It connects, the rotation of the first stepper motor 5 is able to drive the rotation of drive sprocket 4.The top of drive sprocket 4 is arranged in driven sprocket 1, main It is connected between movable sprocket 4 and driven sprocket 1 by chain, electromagnet 2 is connected on chain, electromagnet 2 is by chain by first The traction lifting of stepper motor 5.When the first stepper motor 5 rotates forward, electromagnet 2 is by chain by the traction of the first stepper motor 5 It rises;When the reversion of the first stepper motor 5, electromagnet 2, which is drawn by chain by the first stepper motor 5, to be declined.Control cabinet and electromagnetism Iron 2 connects, and control cabinet can control the power on/off of electromagnet 2, when electromagnet 2 is powered, 2 adsorption combined formula compaction hammer of electromagnet 6 so that drive 6 one lifting of combined type compaction hammer.The present invention also further includes second stepper motor 10, and control cabinet is also used to set The revolving speed of second stepper motor 10, second stepper motor 10 are connected with rotating disc 8, and second stepper motor 10 can drive rotating disc 8 circular-rotations, rotating disc 8 are equipped with compaction cylinder 7.Specifically, rotating disc 8 is mounted on workbench 13, the bottom of workbench 13 It is bracket, internal stent is provided with second stepper motor 10, and second stepper motor 10 drives the circle of rotating disc 8 by transmission gear 11 Week rotation.
Herein, control cabinet control electromagnet 2 is powered, and electromagnet 2 adsorbs combined type compaction hammer 6, meanwhile, control Case is controlled the first stepper motor 5 and is started turning with setting speed and setting rotation time, by changing turning for the first stepper motor 5 Speed and rotation time, the hoisting depth of control combination formula compaction hammer 6, so that control is fallen away from falling away from as 6 bottom of combined type compaction hammer Face is to the distance on compacted soil samples surface, and after reaching setting hoisting depth, the first stepper motor 5 stops operating, meanwhile, control cabinet It controls electromagnet 2 to power off, the whereabouts of combined type compaction hammer 6 carries out the soil sample in compaction cylinder 7 to hit reality.Herein, combined type hits reality Hammer 6 moves upwards and brings completions mainly by rack-driving, with this achieve the effect that precision it is high, it is practical it is strong, manipulate it is steady.Hitting reality During, second stepper motor 10 works with nutating gear 11, and transmission gear 11 controls 8 circular-rotation of rotating disc, thus Make the compaction cylinder 7 being fixed in the above around 8 center of circle circular-rotation of rotating disc.Different from conventional motors: conventional motors control turns Moving plate 8 is by certain speed rotation, and the present invention can control rotating disc 8 by the revolving speed of adjusting second stepper motor 10 Revolving speed, and can be adjusted at any time speed, so that it is uniform and stable so that combined type compaction hammer 6 is hit real frequency, so that combined type compaction hammer 6 is equal Evenly the soil sample of 7 surrounding of compaction cylinder is carried out hitting reality.
Preferably, referring to fig. 4, the invention also includes plane pushing mechanism, be different from tradition hit actual load set rotating disc 8 can only Circular-rotation.Plane pushing mechanism includes air pump, cylinder 12 and plain thrust bearing 9, and air pump is connect with cylinder 12, cylinder 12 with Plane pushes bearing block to use half flanged joint, and plain thrust bearing 9 is connect with rotating disc 8, and cylinder 12 is by fluid control pressure It acts on rotating disc 8, the flexible of cylinder 12 can push rotating disc 8 to be moved forward and backward;Whenever 8 circular-rotation one of rotating disc enclose, It is primary that cylinder 12 pushes 8 tandem of rotating disc to move back and forth so that combined type compaction hammer 6 to the soil sample at 7 center of compaction cylinder into Row hits reality.Herein, both plane promotion and circular-rotation collective effect, fill each position of soil sample in compaction cylinder can Divide and uniformly hit reality, ensure and promoted and hit actual effect fruit, achievees the purpose that large-scale compacting engineering can be simulated.
Preferably, the top of combined type compaction hammer 6 of the present invention is equipped with touching switch, when electromagnet 2 touches touching switch, Signal is fed back to control cabinet by touching switch, so that control cabinet control electromagnet 2 is powered.
Herein, electromagnet 2 be powered, adsorption combined formula compaction hammer 6 rise, to setting height after electromagnet 2 power off, combination Formula compaction hammer 6 falls, and subsequent first stepper motor 5 inverts, and chain falls with electromagnet 2, when falling on combined type under electromagnet 2 When the top of compaction hammer 6, the touching switch of peen is touched, signal is fed back to control cabinet by touching switch, so that control cabinet control Electromagnet 2 processed is powered, and first stepper motor 5 is started just while adsorbing compaction hammer 2 with setting speed and setting rotation time Turn, chain-driving electromagnet 2 and combined type compaction hammer 6 rise, and repeat above-mentioned steps and make combined type compaction hammer 6 to set The material hit in several pairs of compaction cylinders 7 carries out hitting reality.It is identical by being set to the first stepper motor 5 during repeating to hit reality Revolving speed and rotation time guarantee that experiment is effective so that hitting every time honest away from consistent.
Preferably, combined type compaction hammer of the invention is spliced and combined by the different compaction hammer of several quality by screw thread At the absorption of electromagnet 2 after the combined type compaction hammer spliced is energized is fixed.Specifically, combined type compaction hammer is by 3 5kg Compaction hammer and 2 2.5kg compaction hammer in one or more be formed by connecting, can control change of the hammer weight from 2.5kg to 20kg. Multifactor controllable type hits total a height of 3m that actual load is set, and falling away from range for combined type compaction hammer 6 is 305mm-1220mm.Of the invention Traction mechanism can drive the compaction hammer of nonstandard specification, provide larger range of fall away to realize bigger compactive effort.The present invention Different hammer weights can be investigated, hit number and fall away from single factor test and various factors coupling act on influence to actual effect fruit is hit.
The present invention, which has also been devised, prevents the excessive limiting device damaged of stroke, and limiting device includes inductive switch 14, Inductive switch 14 is mounted on the position on fuselage at the top of chain, and specifically, inductive switch 14 is mounted below chain top portion 5cm.Once the height of the rising of electromagnet 2 is more than safety travel, the inductive switch 14 of upper side will be touched, is incuded at this time Signal is fed back to control cabinet by switch 14 so that control cabinet control the first stepper motor 5 power off it is out of service, to guarantee equipment Safety.
Herein, inductive switch 14 is inductance approach switch or touching formula switch.
The invention also includes the electromagnet guide rod being arranged along the vertical direction, 2 sets of electromagnet on electromagnet guide rod, chain energy Enough electromagnet 2 is driven to move up and down along the direction of electromagnet guide rod.
The invention also includes the compaction hammer guide rods being arranged along the vertical direction, when electromagnet 2 powers off, combined type compaction hammer 6 can drop down onto compaction cylinder 7 along the side of compaction hammer guide rod.
Preferably, compaction cylinder 7 and 8 detachable connection of rotating disc.Specifically, turntable is equipped with threaded hole, compaction cylinder 7 one Side is provided with cricoid ring flange, and ring flange and threaded hole have been oppositely arranged mounting hole, bolt pass through after mounting hole with threaded hole Occlusion, compaction cylinder 7 are fixed on turntable, position movement will not occur since test carries out.
Preferably, compaction cylinder 7 of the invention is the compaction cylinder mold of several different sizes, is bolted on respectively On rotating disc 8.Illustratively, compaction cylinder 7 includes first sleeve, second sleeve or 3rd sleeve;The internal diameter of first sleeve is 112mm, wall thickness 10mm are highly 160mm;The internal diameter of second sleeve is 151.2mm, and wall thickness 10mm is highly 214.8mm;The internal diameter of 3rd sleeve is 310mm, wall thickness 10mm, is highly 220mm.
Specifically, first sleeve is formed by connecting by a pedestal sleeve and an additional sleeve, and additional sleeve can pass through It is threadedly coupled and is added in the top of pedestal sleeve, the internal diameter of pedestal sleeve and additional sleeve is 112mm, and wall thickness is 10mm, bottom The height of cover for seat cylinder is 105mm, and additional sleeve has 55.00mm height.
Specifically, second sleeve is formed by connecting by a pedestal sleeve and an additional sleeve, and additional sleeve can pass through It being threadedly coupled and is added in the top of pedestal sleeve, the internal diameter of pedestal sleeve and additional sleeve is 151.2mm, and wall thickness is 10mm, The height of pedestal sleeve is 159.8mm, and the height for adding sleeve is 55.00mm.
Specifically, 3rd sleeve is formed by connecting by a pedestal sleeve and an additional sleeve, and additional sleeve can pass through It is threadedly coupled and is added in the top of pedestal sleeve, the internal diameter of pedestal sleeve and additional sleeve is 310mm, and wall thickness is 10mm, bottom The height of cover for seat cylinder is 165.0mm, and the height for adding sleeve is 55.00mm.
The revolving speed of stepper motor and displacement are related with pulse frequency f, and formula is f=(N × 360)/(60 × A), wherein N For motor speed, A is stepping angle.Encoder is installed on the output shaft of first stepper motor 5, encoder is able to detect the first step Into the pulse frequency of motor 5, the revolving speed of the first stepper motor 5 is extrapolated by detecting pulse frequency, encoder is ceaselessly fed back The turned position of first stepper motor 5 is compared according to value of feedback with target value, the angle of adjustment rotor rotation, so that the One stepper motor 5 is rotated with setting speed.Guarantee that the first stepper motor 5 is corresponding under certain pulse frequency during each hammering Value of feedback it is constant, 6 bottom surface of combined type compaction hammer during hitting reality every time can be made constant to the distance on compacted soil samples surface, from And achieve the purpose that fall with setting real away from hit to soil sample.
The course of work of the invention is as follows:
Before test, compaction cylinder 7 is placed on rotating disc 8, by tightening the nut between rotating disc 8 and compaction cylinder 7 To fix compaction cylinder 7.
When test carries out, when needing to be promoted combined type compaction hammer 6, control cabinet controls electromagnet 2 and is powered, and electromagnet 2 is right Combined type compaction hammer 6 is adsorbed.Meanwhile control cabinet is controlled the first stepper motor 5 and is opened with setting speed and setting rotation time Begin to rotate forward, the first stepper motor 5 drives drive sprocket 4 to rotate, and drive sprocket 4 is worked by chain-driving driven sprocket 1, traction Electromagnet 2 moves upwards, and electromagnet 2 lifts combined type compaction hammer 6 along the direction of electromagnet guide rod upwards.When combined type hits reality After hammer 6 reaches setting height, the first stepper motor 5 stops operating, meanwhile, control cabinet controls electromagnet 2 and powers off, and combined type hits reality Hammer 6 is detached from the support force of electromagnet 2, and starts along the downward freely falling body of compaction hammer guide rod, and combined type compaction hammer 6, which is fallen in, to be hit On the material of real cylinder 7, material is carried out to hit reality.Subsequent first stepper motor 5 starts to invert, and chain falls with electromagnet 2, when When electromagnet 2 falls on the top of combined type compaction hammer 6, the touching switch of peen is touched, signal is fed back to control by touching switch Case processed, so that control cabinet control electromagnet 2 is powered, the first stepper motor 5 with setting speed and is set while adsorbing compaction hammer Determine rotation time to start to rotate forward, chain-driving electromagnet 2 and combined type compaction hammer 6 rise, and repeat above-mentioned steps and make group Box-like compaction hammer 6 carries out hitting reality to set the material hit in several pairs of compaction cylinders 7.In the process, by the first stepper motor 5 Scheduled pulse frequency is set, so that hitting every time honest away from consistent, guarantees that experiment is effective.At the same time, workbench 13 bottom Second stepper motor 10 starts running with nutating gear 11, and transmission gear 11 starts turning rotating disc 8, at this time rotating disc 8 Compaction cylinder 7 is driven to start to do circular-rotation along 8 center of circle of rotating disc, the cylinder 12 of device side starts to drive plane after one circle of rotation Thrust bearing 9 works, and plane pushes bearing to drive 8 front-rear reciprocation movement of rotating disc primary, so that combined type compaction hammer 6 is to hitting reality The material at 7 surroundings of cylinder and center carries out uniformly hitting reality.
When testing completion, the switch of control cabinet is closed, checks whether all parts are placed safely, guarantees security situation Under, unscrew the screw-casing of rotating disc 8 Yu compaction cylinder 7, remove the compaction cylinder 7 on workbench 13, the material in compaction cylinder 7 is carried out Demoulding.

Claims (10)

1. a kind of multifactor controllable type hits actual load and sets, which is characterized in that including control cabinet, the first stepper motor (5), dragger Structure, electromagnet (2) and combined type compaction hammer (6);Traction mechanism includes drive sprocket (4), driven sprocket (1) and chain;
Control cabinet is used to set the revolving speed and rotation time of the first stepper motor (5), the output shaft of the first stepper motor (5) and master Movable sprocket (4) connection, driven sprocket (1) are arranged between the top of drive sprocket (4), drive sprocket (4) and driven sprocket (1) It is connected by chain, electromagnet (2) is connected on chain, control cabinet is connect with electromagnet (2), and control cabinet can control electromagnet (2) power on/off, when electromagnet (2) are powered, electromagnet (2) being capable of adsorption combined formula compaction hammer (6);
It further include second stepper motor (10), control cabinet is also used to set the revolving speed of second stepper motor (10), the second stepping electricity Machine (10) is connected with rotating disc (8), and second stepper motor (10) can drive rotating disc (8) circular-rotation, and rotating disc is set on (8) There are compaction cylinder (7), when electromagnet (2) power-off, combined type compaction hammer (6) whereabouts carries out hitting reality to the soil sample in compaction cylinder (7);
While control cabinet control electromagnet (2) is powered, control cabinet controls the first stepper motor (5) with setting speed and setting Rotation time starts turning;While the first stepper motor (5) stops operating, control cabinet controls electromagnet (2) power-off.
2. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that combined type compaction hammer (6) if by The dry different compaction hammer of quality is formed by connecting.
3. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that it further include plane pushing mechanism, Plane pushing mechanism includes that air pump, cylinder (12) and plain thrust bearing (9), air pump are connect with cylinder (12), and cylinder (12) is logical It crosses plain thrust bearing (9) to connect with rotating disc (8), the flexible of cylinder (12) can push rotating disc (8) to be moved forward and backward;
Whenever rotating disc (8) circular-rotation one encloses, it is primary that cylinder (12) pushes rotating disc (8) tandem to move back and forth.
4. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that it further include limiting device, limit Device includes inductive switch (14), and inductive switch (14) is installed close to the top of chain, when electromagnet (2) touch inducing switchs (14) when, signal is fed back to control cabinet by inductive switch (14), so that control cabinet control the first stepper motor (5) power-off.
5. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that the top of combined type compaction hammer (6) Portion is equipped with touching switch, and when electromagnet (2) touch touching switch, signal is fed back to control cabinet by touching switch, so that control Case controls electromagnet (2) and is powered.
6. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that further include being arranged along the vertical direction Electromagnet guide rod, electromagnet (2) covers on electromagnet guide rod, and chain is able to drive electromagnet (2) along the side of electromagnet guide rod It moves up and down.
7. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that further include being arranged along the vertical direction Compaction hammer guide rod, when electromagnet (2) power-off when, combined type compaction hammer (6) can fall along the direction of compaction hammer guide rod To in compaction cylinder (7).
8. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that compaction cylinder (7) and rotating disc (8) Detachable connection.
9. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that the first stepper motor (5) it is defeated Encoder is installed, encoder is able to detect the pulse frequency of the first stepper motor (5), and control cabinet is by adjusting first on shaft The pulse frequency of stepper motor (5) controls the revolving speeds of the first stepper motor (5).
10. multifactor controllable type according to claim 1 hits actual load and sets, which is characterized in that multifactor controllable type hits actual load The total a height of 3m set, falling away from range for combined type compaction hammer (6) is 305mm-1220mm;
Combined type compaction hammer (6) is formed by connecting by one or more in the compaction hammer of 3 5kg and the compaction hammer of 2 2.5kg;
Compaction cylinder (7) includes first sleeve, second sleeve or 3rd sleeve;First sleeve, second sleeve or 3rd sleeve It is arranged on rotating disc (8);The internal diameter of first sleeve is 112mm, wall thickness 10mm, is highly 160mm;The internal diameter of second sleeve It is highly 214.8mm for 151.2mm, wall thickness 10mm;The internal diameter of 3rd sleeve is 310mm, wall thickness 10mm, is highly 220mm。
CN201810689144.0A 2018-06-28 2018-06-28 Multi-factor controllable compaction device Active CN109030138B (en)

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Cited By (2)

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CN110712291A (en) * 2019-10-18 2020-01-21 潘佳宁 Brick and tile production is beaten device with earth
CN110712291B (en) * 2019-10-18 2021-01-05 潘佳宁 Brick and tile production is beaten device with earth
CN111562152A (en) * 2020-05-19 2020-08-21 河北建筑工程学院 Integrated soil body module manufacturing device
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