CN111674918A - Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor - Google Patents

Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor Download PDF

Info

Publication number
CN111674918A
CN111674918A CN202010488457.7A CN202010488457A CN111674918A CN 111674918 A CN111674918 A CN 111674918A CN 202010488457 A CN202010488457 A CN 202010488457A CN 111674918 A CN111674918 A CN 111674918A
Authority
CN
China
Prior art keywords
worm
fixedly connected
differential capacitance
capacitance sensor
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202010488457.7A
Other languages
Chinese (zh)
Other versions
CN111674918B (en
Inventor
岳睿
岳剑锋
赵衍才
王静
胡慧之
陶向东
彭蓉蓉
黄交宏
李小三
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi City College of Vocational Technology
Original Assignee
Wuxi City College of Vocational Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi City College of Vocational Technology filed Critical Wuxi City College of Vocational Technology
Priority to CN202010488457.7A priority Critical patent/CN111674918B/en
Publication of CN111674918A publication Critical patent/CN111674918A/en
Application granted granted Critical
Publication of CN111674918B publication Critical patent/CN111674918B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • B65G47/912Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness
    • G01B7/06Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness
    • G01B7/08Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness using capacitive means
    • G01B7/082Height gauges
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness
    • G01B7/06Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness
    • G01B7/08Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness using capacitive means
    • G01B7/087Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness using capacitive means for measuring of objects while moving
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0214Articles of special size, shape or weigh
    • B65G2201/022Flat

Abstract

The invention discloses an intelligent grabbing device for measuring thickness of a differential capacitance sensor in real time, which solves the problems of time and labor waste and low feeding efficiency when large steel is fed by conventional manual work.

Description

Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor
Technical Field
The invention relates to the technical field of steel plate feeding equipment, in particular to an intelligent grabbing and lifting device for measuring thickness of a differential capacitance sensor in real time.
Background
The steel plate is a flat steel product which is formed by pouring molten steel and pressing after cooling, in the actual steel plate processing process, the steel plate feeding is an important process, when the steel product with larger volume is fed, the manual feeding mode takes time and labor, and the manual feeding mode needs some necessary automatic devices to replace the manual work.
At present, a steel plate feeding track with a limiting structure is disclosed in publication number CN210365667U, and comprises a track body and a limiting device, wherein the upper end of the track body is provided with a chute, the lower end of the track body is provided with a T-shaped supporting block, and two sides of the bottom end of the T-shaped supporting block are provided with a plurality of screw holes; stop device slides and sets up in the spout, it includes the fixed block, the connecting block, the stopper, spacing screw and fixture block, the stopper is located inside the spout, the fixed block is located track body top, the connecting block is fixed to be set up between stopper and fixed block, the inside through-hole that is provided with of fixed block, the inside screw that is provided with of connecting block, spacing screw upper end is located the through-hole, the lower extreme is coniform, be located the screw, and with screw threaded connection, the inside draw-in groove that is provided with of stopper, the draw-in groove is the vertical form with the screw and distributes, and communicate each other, the fixture block has two, be respectively the symmetry form and set up.
Above-mentioned device carries on spacingly when can feeding to the steel sheet, but it explains when not specifically material loading, when meetting the great steel sheet of volume, and the mode of conventional artifical material loading then can take time hard, is unfavorable for improving production efficiency.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the intelligent grabbing and lifting device for the real-time thickness measurement of the differential capacitance sensor, which can automatically feed materials in double stations.
In order to achieve the aim, the invention provides the following technical scheme that the intelligent grabbing and lifting device for measuring the thickness of the differential capacitance sensor in real time comprises a transport table and a steel plate, and is characterized in that: the conveying mechanism and the material sucking mechanism are symmetrically arranged at two ends of the conveying table, the material sucking mechanism comprises a material frame and an air cylinder, a supporting column fixed on the ground in a surrounding mode is arranged on the periphery of the material frame, a pressing plate is fixedly connected to the position, close to the material frame, of the supporting column, a supporting plate is fixedly connected to the top of the supporting column, the air cylinder is fixedly connected to the center of the supporting plate, an output shaft of the air cylinder penetrates through the supporting plate and vertically faces the material frame, a push plate is fixedly connected to the output shaft of the air cylinder, a plurality of connecting columns are fixedly connected to the push plate, a vacuum chuck is fixedly connected to one end, close to the material frame, of each connecting column, the connecting columns penetrate through the pressing plate, the conveying mechanism comprises a driving part and a base, notches are formed in the base, screw rods and limiting rods are arranged at, the screw-type transportation device is characterized in that each thread is provided with a sliding block matched with the thread, the limiting rod is fixedly connected with two ends in the socket and is in coaxial clearance connection with the sliding block, the two sliding blocks are symmetrical about the center of the base, the transportation box is fixedly connected with the two sliding blocks, the transportation platform is positioned at the top of the base, suspended stop blocks are erected at two ends of the transportation platform, the bottom of each stop block is positioned on the same horizontal plane with the top of the transportation box, and the driving part is fixedly connected with the base and used for driving the screw to rotate in a positioning mode.
Through adopting above-mentioned technical scheme, at concrete during operation, the cylinder at first promotes vacuum chuck downwards to adsorbing the steel sheet of fixing in the material frame, it rises to transport box top to drive the steel sheet again, then the motor drives the positive and negative rotation of screw rod, drive transport box to the below that adsorbs the vacuum chuck that has the steel sheet earlier promptly, then vacuum chuck gassing, place the steel sheet on transport box, transport box drives the steel sheet and moves to the transport table at last, the baffle of hanging erectting on the transport table falls the steel sheet card on the transport table, a material loading cycle is accomplished promptly, constantly repeated material loading afterwards.
The invention is further configured to: the driving part comprises a motor, a worm wheel and a worm, the worm wheel is coaxially and fixedly connected with the center of the screw rod, an output shaft of the motor is fixedly connected with the base, an output shaft of the motor is fixedly connected with the worm, and the worm is meshed with the worm wheel.
Through adopting above-mentioned technical scheme, the drive that the motor drove the screw rod is for convenient accurate control transport box stroke position on the screw rod first, and its mode that drives the worm gear can guarantee that transport box remains stable when pausing, utilizes the auto-lock nature of worm gear.
The invention is further configured to: the transport case is equipped with the limiting plate at the both ends along the transport table direction of transportation, and its top surface level is less than the level of clamp plate, vacuum chuck is the biggest terrain clearance is greater than transport case level.
Through adopting above-mentioned technical scheme, the design of limiting plate prevents that the dog is when the steel sheet on the stuck transport platform, and the unstability of steel sheet position, the setting of height is to constructing the interference to the suction machine when avoiding the transport case transportation.
The material frame is further provided with a locking column fixedly connected to one end, close to the base, of the material frame, a threaded hole is formed in the locking column, bosses are fixedly connected to two ends of the base, the locking column and the bosses are fixed to the threaded hole through bolts, and universal wheels are arranged at the bottom of the material frame
Through the technical scheme, the bolt locking of operating personnel accessible locking post and boss realizes the fixed of material frame position, avoids influencing the interference that inhales the material mechanism during operation and produces, and the design of universal wheel also is the steel sheet that convenience of customers repeated interpolation needs were handled, and is practical effective.
In summary, the invention has the following advantages: can realize that the duplex position is in turn orderly to inhaling of steel sheet material loading simultaneously, the overall during operation, the material loading is efficient, can in time detect steel sheet thickness so that the used sucking disc suction of adjustment in time, the labour wasting time and energy when having avoided conventional manual work to the steel sheet material loading, and overall reasonable in design, easy operation.
Drawings
FIG. 1 is a general structural view of embodiment 1;
FIG. 2 is a front view of embodiment 1;
FIG. 3 is a sectional view taken along line A of FIG. 1 in accordance with example 1;
FIG. 4 is a sectional view taken along line B of FIG. 2 in accordance with embodiment 1;
FIG. 5 is a sectional view taken along line C of FIG. 1 in accordance with example 1;
FIG. 6 is a schematic diagram of thickness measurement of a steel sheet according to example 1.
In the figure, 1, a transport table; 11. a stopper; 2. a material sucking mechanism; 21. a pillar; 22. pressing a plate; 23. a support plate; 24. a cylinder; 25. pushing the plate; 26. connecting columns; 27. a vacuum chuck; 28. material frame; 281. a universal wheel; 282. a locking post; 283. a threaded hole; 284. a boss; 3. a transport mechanism; 31. a drive member; 311. a motor; 312. a worm; 313. a worm gear; 32. a screw; 33. a limiting rod; 34. a thread; 35. a slider; 36. a notch; 37. a transport box; 4. a limiting plate; 5. a base; 6. a control device; 7. differential capacitance type thickness measuring sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1, a feeding device based on vacuum chuck 27, comprising a transportation platform 1 and a steel plate:
as shown in fig. 1, two ends of the transportation platform 1 are provided with a transportation mechanism 3 and a material suction mechanism 2 which are symmetrical, the material suction mechanism 2 is used for sucking and delivering the steel plates which are stored orderly to the transportation mechanism 3, and the transportation mechanism 3 is used for transporting the steel plates to the transportation platform 1 and transporting the steel plates from the transportation platform 1 to the subsequent process.
As shown in fig. 2 and 5, the material suction mechanism 2 includes a material frame 28 and a cylinder 24, a pillar 21 fixed on the ground is arranged around the periphery of the material frame 28, a pressing plate 22 is fixedly connected to a position on the pillar 21 close to the material frame 28, a supporting plate 23 is also fixedly connected to the top of the pillar 21, the cylinder 24 is fixedly connected to the center of the supporting plate 23, an output shaft of the cylinder passes through the supporting plate 23 and vertically faces the material frame 28, a push plate 25 is fixedly connected to an output shaft of the cylinder 24, a plurality of connecting columns 26 are fixedly connected to the push plate 25, a vacuum chuck 27 is fixedly connected to one end of each connecting column 26 close to the material frame 28, the vacuum chuck 27 is a corrugated chuck, the vacuum chuck 27 is made of a polyamide acid prepolymer and is in a multilayer circular truncated cone shape, the periphery of the vacuum chuck.
Thereby under the output effect of cylinder 24, can promote the vacuum chuck 27 on a plurality of spliced poles 26 downwards through push pedal 25, a plurality of vacuum chuck 27 pass on clamp plate 22 extrudees to the steel sheet promptly, and after the extrusion is abundant, it is fixed to the absorption of steel sheet through the atmospheric pressure differential formation in the vacuum chuck 27, the mode that adopts the wave suction cup can adapt to the condition when steel sheet surface unevenness first, secondly can compensate the difference in height when promoting the steel sheet when guaranteeing to grip.
As shown in fig. 1 and 4, the transportation mechanism 3 includes a driving part 31 and a base 5, a slot 36 is provided on the base 5, a screw 32 and a limit rod 33 are provided at two ends in the socket, the screw 32 is rotatably connected with the slot 36, threads 34 with opposite rotation directions are provided on the screw, a slider 35 matched with the threads 34 is provided on each thread 34, the limit rod 33 is fixedly connected with two ends in the socket, and is coaxially and intermittently connected with the slider 35, the two sliders 35 are centrally symmetrical with respect to the base 5, and are fixedly connected with a transportation box 37, the transportation table 1 is located at the top of the base 5, suspended stoppers 11 are erected at two ends of the transportation table, and the bottoms of the stoppers 11 and the top of the transportation box 37 are located at the same.
The driving part 31 is used to drive the screw rod 32 to rotate, that is, after the screw rod 32 rotates in the positive and negative directions in the notch 36, the two symmetrical sliding blocks 35 can do reciprocating linear motion along the screw rod 32 under the limiting action of the limiting rod 33.
As shown in fig. 3, the driving member 31 includes a motor 311, a worm wheel 313 and a worm 312, the worm wheel 313 is coaxially and fixedly connected with the center of the screw rod 32, the motor 311 is fixedly connected with the base 5, an output shaft thereof is fixedly connected with the worm 312, and the worm 312 is engaged with the worm wheel 313.
The driving of the motor 311 driving the screw 32 is to accurately control the stroke position of the transport box 37 on the screw 32, but the mode of driving the worm wheel 313 and the worm 312 can ensure that the transport box 37 is stable when stopped, and the self-locking property of the worm wheel 313 and the worm 312 is utilized.
The worm 312 is an enveloping worm, the number of the heads of the worm 312 is single, the pitch circle lead angle of the worm 312 is 5 degrees, 6 minutes and 8 seconds, and the worm 312 is made of No. 45 steel; the gear teeth of the worm wheel 313 are made of cast tin-zinc-lead bronze, and the hardness HRC value of the cast tin-zinc-lead bronze after heat treatment is 46-47; the modulus of the ring gear part of the worm wheel 313 is 2 mm; the middle part of the worm wheel 313 is made of HT200, 4 dummy nails convenient for replacing a gear ring are arranged between the two materials of the tin-zinc-lead bronze and the grey cast iron, and worm wheel and worm oil with the kinematic viscosity of 198-242 centistokes and the model of L-CKE-220 is arranged at the meshing position of the worm 312 and the worm wheel 313.
By adopting the worm with the toroidal surface, the included angle between the contact line and the relative sliding speed direction is close to 90 degrees, and a lubricating oil film is easy to form; the comprehensive curvature radius between the engaged tooth surfaces is larger, so the bearing capacity is greatly higher than that of the common Archimedes cylindrical worm transmission, and the transmission of the steel plate is very convenient and durable.
The motor 311 is an alternating current servo motor, the motor 311 is a cup-shaped rotor alternating current servo motor, and the structure of the motor mainly comprises an outer stator, a cup-shaped rotor and an inner stator; the outer stator of the motor 311 is the same as the cage-type rotor alternating current servo motor, the cup-shaped rotor is in the shape of a hollow cup made of a non-magnetic conductive material, the bottom of the cup is fixed on a rotating shaft, the wall thickness of the cup-shaped rotor is 0.5mm, the inner stator of the motor 311 is formed by laminating silicon steel sheets and is fixed on an end cover, and the inner stator is not provided with a winding and only used for a magnetic circuit.
Thus, when the motor 311 is in operation, both the inner and outer stators are stationary and only the cup-shaped rotor rotates in the air gap between the inner and outer stators. The motor 311 can overcome the so-called "spinning" phenomenon of the ac servo motor, i.e., it should not rotate without a control signal, and particularly, it should stop rotating immediately when it is already rotating if the control signal disappears, which is obviously suitable for the precise lifting and lowering of the steel plate in this embodiment.
At specific during operation, cylinder 24 at first pushes down vacuum chuck 27 to adsorb the steel sheet of fixing in the material frame 28, it rises to transport box top to drive the steel sheet again, then motor 311 drives screw rod 32 and just rotates, drive transport box 37 to the below that adsorbs the vacuum chuck 27 that has the steel sheet earlier, then vacuum chuck 27 gassing, place the steel sheet on transport box 37, transport box 37 drives the steel sheet again at last and moves to transport table 1, the baffle of hanging up on transport table 1 drops the steel sheet card on transport table 1, a material loading cycle is accomplished promptly, constantly repeated material loading afterwards.
As shown in fig. 1, the base 5 is further provided with a control device 6, the control device 6 is a programmable logic controller, and the programmable logic controller mainly comprises a central processing unit, an instruction and data memory, an input/output interface, a power supply, and a digital-to-analog conversion functional unit; the power supply of the programmable logic controller is a switch type voltage-stabilizing direct current power supply, the central processing unit of the programmable logic controller consists of a controller, an arithmetic unit and a register, is connected with the input/output interface circuit of the memory through an address bus and a control bus and is centralized on a chip, the central processing unit adopts a voting system of three CPUs, the memory comprises a system program memory and a user program memory, the memory is 2k, the digital quantity is 248 points, the analog quantity is 35 paths, the central processing unit is a central processing unit with the processing speed of 0.8-1.2 milliseconds, the control device 6 is a thyristor output, the load capacity of the thyristor output is 0.3 ampere, and the response time is 0.5 milliseconds.
As shown in fig. 1 and 6, the upper and lower surfaces of the transportation platform 1 are provided with differential capacitance type thickness measuring sensors 7, the differential capacitance type thickness measuring sensors 7 mainly comprise a capacitor, a resistor, a transformer, an audio amplifier, an audio signal generator, a full-wave rectifier and a differential amplifier, wherein the audio signal generator is connected with a primary coil of the transformer, a secondary coil of the transformer is connected with two arms of a detection bridge, the audio amplifier is grounded, and the audio signal generator and the full-wave rectifier are connected with the differential amplifier.
The differential capacitance type thickness measuring sensor 7 is used for measuring the thickness of a metal strip in the rolling processThe working principle of the detection is that a polar plate with equal area and equal distance with the strip material is respectively arranged on the upper side and the lower side of the strip material to be detected, so that the polar plate and the strip material form two capacitors C1、C2. Two polar plates are connected by a lead to form one polar, and the strip material is the other polar of the capacitor, and the total capacitance is C1+C2If the thickness of the strip material changes, the capacitance changes are measured by the alternating current bridge, and the measurement result can be indicated by the electric meter after amplification. The audio signal generated by the audio signal generator is connected to the primary coil of the transformer T, the two coils of the secondary coil of the transformer are used as two arms of the measuring bridge, and the other two bridge arms of the bridge are composed of standard capacitors C0And the measured capacitor C formed by the strip and the polar plateX(CX=C1+C2) And (4) forming. The output voltage of the bridge is rectified into direct current after being amplified by the amplifier, and then the change of the strip thickness can be indicated by the indicating ammeter through differential amplification.
As shown in fig. 1 and 2, the transportation box is provided with a limiting plate 4 at two ends along the transportation direction of the transportation table 1, the top surface level of the transportation box is lower than the level of the pressing plate 22, and the maximum height of the vacuum suction cup 27 from the ground is higher than the level of the transportation box 37.
The design of the limiting plate 4 is to prevent the instability of the position of the steel plate when the stop 11 is stuck on the steel plate on the transport table 1, and the height is set to avoid the interference of the transport box 37 on the material suction mechanism 2 during transport.
As shown in fig. 4 and 5, one end of the material frame 28 close to the base is fixedly connected with a locking column 282, the locking column 282 is provided with a threaded hole 283, bosses 284 are fixedly connected to two ends of the base, the locking column 282 and the bosses 284 are fixed at the threaded hole 283 by bolts, and the bottom of the material frame 28 is provided with a universal wheel 281.
Thereby the operator accessible locking post 282 realizes the fixed of material frame 28 position with the bolt locking of boss 284, avoids influencing the interference that inhales the during operation of material mechanism 2 and produces, and the design of universal wheel 281 also is the steel sheet that convenience of customers repeated addition needs to be handled, and is practical effective.
The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims.

Claims (9)

1. Differential capacitance sensor's intelligent snatch device of real-time thickness measurement, including transport table and steel sheet, its characterized in that: the conveying mechanism and the material sucking mechanism are symmetrically arranged at two ends of the conveying table, the material sucking mechanism comprises a material frame and an air cylinder, a support column fixed on the ground in a surrounding mode is arranged on the periphery of the material frame, a pressing plate is fixedly connected to the position, close to the material frame, of the support column, a supporting plate is fixedly connected to the top of the support column, the air cylinder is fixedly connected to the center of the supporting plate, an output shaft of the air cylinder penetrates through the supporting plate and vertically faces the material frame, a push plate is fixedly connected to the output shaft of the air cylinder, a plurality of connecting columns are fixedly connected to the push plate, a vacuum chuck is fixedly connected to one end, close to the material frame, of each connecting column, the vacuum chuck is a corrugated chuck of a polyamino acid prepolymer and is in a multilayer round table shape, the periphery of the vacuum chuck is corrugated, the, both ends are equipped with screw rod and gag lever post in the socket, the screw rod with the notch rotates to be connected, is equipped with the symmetry on it and revolves to opposite screw thread, all be equipped with on each screw thread rather than screw-thread fit's slider, the gag lever post with both ends fixed connection in the socket, its with the coaxial clearance of slider is connected, two sliders are with base central symmetry, equal fixedly connected with transport box on it, the transport table is located the base top, and unsettled dog has been erect at its both ends, the dog bottom with transport box top position is in same horizontal plane, driver part with base fixed connection, it is used for driving the screw rod location is rotated.
2. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the driving part comprises a motor, a worm wheel and a worm, the worm wheel is coaxially and fixedly connected with the center of the screw rod, the motor is fixedly connected with the base, an output shaft of the motor is fixedly connected with the worm, and the worm is meshed with the worm wheel.
3. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the transport case is equipped with the limiting plate at the both ends along the transport table direction of transportation, and its top surface level is less than the level of clamp plate, vacuum chuck is the biggest terrain clearance is greater than transport case level.
4. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the material frame is close to the one end fixedly connected with locking post of base, be equipped with the screw hole on the locking post, base both ends fixedly connected with boss, the locking post with the boss passes through the bolt fastening in screw hole department.
5. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the material frame bottom is equipped with the universal wheel, be equipped with the brake equipment that the prevention ground is uneven and lead to the vehicle to slide beside the universal wheel simultaneously.
6. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 2, characterized in that: the worm is an enveloping ring surface worm, the number of the heads of the worm is single, the pitch circle lead angle of the worm is 5 degrees, 6 minutes and 8 seconds, the worm is made of No. 45 steel, the gear tooth part of the worm wheel is made of cast tin zinc lead bronze, the hardness HRC value after heat treatment is 46-47, the modulus of the gear ring part of the worm wheel is 2mm, the middle part of the worm wheel is made of HT200, 4 dummy nails convenient for replacing the gear ring are arranged between the cast tin zinc lead bronze and the grey cast iron, and the meshing part of the worm wheel and the worm wheel is provided with worm gear oil with the kinematic viscosity of 198-242 centistokes and the model of L-CKE-220.
7. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 2, characterized in that: the motor is an alternating current servo motor, the motor is a cup-shaped rotor alternating current servo motor, and the structure of the motor mainly comprises an outer stator, a cup-shaped rotor and an inner stator; the outer stator of the motor is the same as the cage-type rotor alternating-current servo motor, the cup-shaped rotor is in the shape of a hollow cup made of non-magnetic conductive materials, the bottom of the cup is fixed on a rotating shaft, the wall thickness of the cup-shaped rotor is 0.5mm, the inner stator of the motor is formed by laminating silicon steel sheets and is fixed on an end cover, and the inner stator is not provided with a winding and only used for a magnetic circuit.
8. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the base is also provided with a control device which is a programmable logic controller, and the programmable logic controller mainly comprises a central processing unit, an instruction and data memory, an input/output interface, a power supply and a digital-analog conversion functional unit; the power supply of the programmable logic controller is a switch type voltage-stabilizing direct current power supply, the central processing unit of the programmable logic controller consists of a controller, an arithmetic unit and a register, is connected with the input/output interface circuit of the memory through an address bus and a control bus and is centralized on a chip, the central processing unit adopts a voting system of three CPUs, the memory comprises a system program memory and a user program memory, the memory is 2k, the digital quantity is 248 points, the analog quantity is 35 paths, the central processing unit is a central processing unit with the processing speed of 0.8-1.2 milliseconds, the control device is a thyristor output, the load carrying capacity of the thyristor output is 0.3 ampere, and the response time is 0.5 milliseconds.
9. The differential capacitance sensor real-time thickness measuring intelligent grabbing and lifting device of claim 1, characterized in that: the differential capacitance type thickness measuring sensor is arranged on the upper surface and the lower surface of the transport table and mainly comprises a capacitor, a resistor, a transformer, an audio amplifier, an audio signal generator, a full-wave rectifier and a differential amplifier, wherein the audio signal generator is connected with a primary coil of the transformer, a secondary coil of the transformer is connected with two arms of a detection bridge, the audio amplifier is grounded, and the audio signal generator and the full-wave rectifier are connected with the differential amplifier.
CN202010488457.7A 2020-06-02 2020-06-02 Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor Active CN111674918B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010488457.7A CN111674918B (en) 2020-06-02 2020-06-02 Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010488457.7A CN111674918B (en) 2020-06-02 2020-06-02 Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor

Publications (2)

Publication Number Publication Date
CN111674918A true CN111674918A (en) 2020-09-18
CN111674918B CN111674918B (en) 2021-05-25

Family

ID=72453024

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010488457.7A Active CN111674918B (en) 2020-06-02 2020-06-02 Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor

Country Status (1)

Country Link
CN (1) CN111674918B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112045499A (en) * 2020-09-29 2020-12-08 北京理工大学 High-precision detection device and method for thickness of small thin-wall part

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1050954A (en) * 1989-10-07 1991-04-24 南京航空学院 Rare-earth permanent-magnetic double-stator synchronous motor with cup type rotor
JPH05123788A (en) * 1991-11-01 1993-05-21 Fuji Eng Kk Device for carrying member to be formed on press line
CN202098830U (en) * 2011-05-17 2012-01-04 安徽省科昌机械制造有限公司 Bilateral charging mechanism
CN103363887A (en) * 2012-04-11 2013-10-23 北京华夏聚龙自动化股份公司 Novel material thickness measuring method
CN203714817U (en) * 2013-12-19 2014-07-16 山东丽鹏股份有限公司 Fully automatic integral-stack aluminum plate continuous and automatic loading system
CN205687148U (en) * 2016-06-27 2016-11-16 潍坊正信企业管理咨询有限公司 A kind of sheet material charging equipment
CN208666500U (en) * 2018-07-18 2019-03-29 山东阳光泰利科技有限公司 A kind of oil drum steel plate automatic material-absorbing feeding device
CN208747119U (en) * 2018-06-12 2019-04-16 佛山市百明实业有限公司 A kind of while feeding, feeding device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1050954A (en) * 1989-10-07 1991-04-24 南京航空学院 Rare-earth permanent-magnetic double-stator synchronous motor with cup type rotor
JPH05123788A (en) * 1991-11-01 1993-05-21 Fuji Eng Kk Device for carrying member to be formed on press line
CN202098830U (en) * 2011-05-17 2012-01-04 安徽省科昌机械制造有限公司 Bilateral charging mechanism
CN103363887A (en) * 2012-04-11 2013-10-23 北京华夏聚龙自动化股份公司 Novel material thickness measuring method
CN203714817U (en) * 2013-12-19 2014-07-16 山东丽鹏股份有限公司 Fully automatic integral-stack aluminum plate continuous and automatic loading system
CN205687148U (en) * 2016-06-27 2016-11-16 潍坊正信企业管理咨询有限公司 A kind of sheet material charging equipment
CN208747119U (en) * 2018-06-12 2019-04-16 佛山市百明实业有限公司 A kind of while feeding, feeding device
CN208666500U (en) * 2018-07-18 2019-03-29 山东阳光泰利科技有限公司 A kind of oil drum steel plate automatic material-absorbing feeding device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陆晶: "新型电容传感器的研究与应用", 《硕士学位论文电子期刊》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112045499A (en) * 2020-09-29 2020-12-08 北京理工大学 High-precision detection device and method for thickness of small thin-wall part
CN112045499B (en) * 2020-09-29 2021-09-03 北京理工大学 High-precision detection device and method for thickness of small thin-wall part

Also Published As

Publication number Publication date
CN111674918B (en) 2021-05-25

Similar Documents

Publication Publication Date Title
CN111674918B (en) Intelligent grabbing and lifting device for real-time thickness measurement of differential capacitance sensor
CN202528190U (en) Automatic feeding manipulator
CN101898686B (en) Electrode piece loading device for power lithium battery
CN103240734A (en) Automatic loading manipulator
CN108275127A (en) A kind of shared automobile chassis battery changing mechanism
CN203541141U (en) Automatic unreeling machine
CN109649931B (en) Automatic identification counting machine
CN207158701U (en) Jacking rotary platform
CN208033490U (en) Punching press feeder
CN207712911U (en) A kind of intermittent PS editions rotary press
CN207482814U (en) A kind of microelectronics laser marking machine automatic paging apparatus
CN107453567A (en) A kind of disk type electric machine stator processing method unshakable in one's determination
CN107877339A (en) High-accuracy sapphire Double side high pressure polishing machine
CN107381372A (en) A kind of spiral lift crane system
WO2020228193A1 (en) Hydraulically driven rotary separation-type lifting/lowering conveyor and application thereof
CN208680394U (en) A kind of aluminium alloy cable straightener
CN208939784U (en) A kind of laminating machine
CN207844496U (en) One kind being based on AGV or OMV vehicular robot palletizer systems
CN208545047U (en) A kind of crane for sawing machine
CN208327267U (en) A kind of conveyer frames
CN109230614A (en) A kind of tubing unit load devices that the stacking for tubular object extruding workshop counts
CN108557395A (en) A kind of automobile elastic retainer ring shearing auxiliary lifting devices and its application method
CN207142461U (en) Multi-thread automatic line sending equipment
CN202963805U (en) Welding rotary table of rotary disc lining board
CN205657562U (en) Motor stator lamination's reason mascerating machine

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant