CN111044383A - New material panel plasticity check out test set - Google Patents
New material panel plasticity check out test set Download PDFInfo
- Publication number
- CN111044383A CN111044383A CN202010080952.4A CN202010080952A CN111044383A CN 111044383 A CN111044383 A CN 111044383A CN 202010080952 A CN202010080952 A CN 202010080952A CN 111044383 A CN111044383 A CN 111044383A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a new material plate plasticity detection device which comprises a machine body, wherein a working cavity is formed in the top surface of the machine body, the front side and the rear side of the working cavity are both in open design, a sliding cavity is formed in the bottom wall of the working cavity, a sliding plate is arranged in the sliding cavity in a vertically sliding manner, and two first rollers are rotatably arranged on the top surface of the sliding plate.
Description
Technical Field
The invention relates to the technical field of new materials, in particular to a device for detecting plasticity of a new material plate.
Background
Applying external force to the object, wherein the object is elastically deformed when the external force is smaller, and the object is irreversibly deformed when the external force exceeds a certain value, which is called plastic deformation, and plasticity is the deformation capacity of the object;
when the new material was come out in the preparation, generally all can detect its each performance like hardness, plasticity to can confirm the nature of material, traditional plasticity detects generally needs artifical manual the material to be installed on anchor clamps, lets the back place anchor clamps on equipment, carries out giving of external force earlier, then shifts to and detects on the check out test set, and is troublesome, time-consuming.
Disclosure of Invention
The invention aims to provide a new material plate plasticity detection device which is used for overcoming the defects in the prior art.
The invention relates to a new material plate plasticity detection device, which comprises a machine body, wherein a working cavity is formed on the top surface of the machine body, the front side and the rear side of the working cavity are both in open design, a sliding cavity is formed on the bottom wall of the working cavity, a sliding plate is arranged in the sliding cavity in a vertically sliding manner, two first rollers are rotatably arranged on the top surface of the sliding plate, a fixing plate is fixedly arranged on the bottom wall of the sliding cavity, the two first rollers are bilaterally symmetrical relative to the fixing plate, a new material plate can be placed on the first rollers, a driven shaft which extends leftwards and rightwards is rotatably arranged in the top surface of the fixing plate, rolling wheels are fixedly arranged at the left end and the right end of the driven shaft, the rolling wheels can roll to enable the new material plate to slide forwards, friction convex blocks are fixedly arranged on the peripheries of the rolling wheels, the friction convex blocks can increase, the top surface of organism has set firmly the stand of two bilateral symmetry, two it has the swing board all to articulate on the side that the stand is close to each other, it is equipped with the second gyro wheel all to rotate on the bottom surface of swing board, the second gyro wheel with first gyro wheel can mutually cooperate, grasps new material panel, two the spout has all been seted up on the side that the stand is close to each other, two can slide from top to bottom between the spout and be equipped with the crossbeam, the middle-section part of crossbeam is the cylinder type design, it is equipped with the cylinder case to rotate in the periphery of crossbeam, the bottom of cylinder case is equipped with the roof pressure piece that can push down new material panel, the top of cylinder case is equipped with can detect plastic probe, the cylinder case rotates, can make the probe with roof pressure piece trades the position.
In addition, in one embodiment, a hydraulic pump is fixedly embedded in the bottom surface of the cylindrical box, the bottom end of the hydraulic pump is in power connection with the jacking block, the jacking block can move downwards to press and deform the new material plate, a rectangular groove is formed in the top surface of the cylindrical box, a rectangular block is arranged in the rectangular groove in a sliding mode, a first motor is fixedly arranged on the right side surface of the cylindrical box, a thin screw rod extending leftwards and rightwards is rotatably arranged in the rectangular groove, the right end of the thin screw rod is in power connection with the first motor, the thin screw rod is in threaded fit connection with the rectangular block, a hollow column is fixedly arranged on the top surface of the rectangular block, the probe is slidably arranged in the hollow column, an inductor is fixedly arranged in the hollow column, a spring is arranged between the inductor and the probe, and the inductor can induce the elasticity of the spring so as to induce the deformation amount of the new material plate, further measuring the plasticity of the new material plate.
In addition, in one embodiment, a switching chamber is formed in the left side of the working chamber, a lifting screw rod is rotatably arranged between the switching chamber and the chute on the left side, the top section of the lifting screw rod is in threaded fit connection with the cross beam, a first inner tooth block is fixedly arranged at the bottom end of the lifting screw rod, a switching slide block is slidably arranged in the switching chamber, a second motor is embedded in the switching slide block, outer gears are dynamically connected to the upper end and the lower end of the second motor, the outer gears on the top portion can be meshed with the first inner tooth block, a vertical shaft extending downwards is rotatably arranged on the bottom wall of the switching chamber, a second inner tooth block identical to the first inner tooth block is fixedly arranged at the top end of the vertical shaft, the second inner tooth block can be meshed with the outer gears on the bottom portion, an electromagnet mechanism is arranged on the wall on the left side of the switching chamber, and can control the switching slide block to move up and, thereby controlling the vertical shaft or the rotation of the lifting screw.
In addition, in one embodiment, the bottom wall of the sliding cavity is provided with thread blocks which are bilaterally symmetrical relative to the fixed plate in a sliding mode, the thread blocks are hinged to the bottom surface of the sliding plate through connecting rods, the bottom wall of the sliding cavity is provided with transverse screw rods which extend leftwards and rightwards in a rotating mode, the transverse screw rods are in threaded fit connection with the thread blocks, and the left side ends of the transverse screw rods are in power connection with the bottom end of the vertical shaft through bevel gear sets.
In addition, in one embodiment, a bottom shaft extending left and right is rotatably arranged at the bottom of the sliding cavity, a large belt wheel is fixedly arranged on the periphery of the bottom shaft, the large belt wheel is connected with the driven shaft through a belt, the right end of the bottom shaft is in power connection with a third motor, and the third motor is fixedly embedded in the machine body.
In addition, in one embodiment, racks are arranged on the left side and the right side of the working cavity in a sliding mode, pin shafts are fixedly arranged on the front side faces of the two racks, guide sliding grooves are formed in the two swinging plates, the pin shafts slide in the guide sliding grooves, two bilaterally symmetrical gears are fixedly arranged on the periphery of the bottom shaft, and the gears are meshed with the front side faces of the racks.
Beneficially or exemplarily, a fourth motor is fixedly embedded in the cross beam, a turning gear is dynamically connected to the top end of the fourth motor, a gear ring is fixedly arranged on the left side surface of the cylindrical box, the turning gear is meshed with the gear ring, and the cylindrical box is turned over by the operation of the fourth motor, so that the probe and the jacking block are switched.
The invention has the beneficial effects that: the novel plate material lifting device can realize the exchange of the probe and the jacking block through the overturning of the cylindrical box, further can realize the exchange of two functions of a mechanism for generating deformation, namely the jacking block and a mechanism for detecting plasticity, namely the probe, so that the functionality of the device is increased, the occupied space of the device is saved, the rolling wheels can realize the transportation in and out of a novel material plate material, the second rolling wheels and the first rolling wheels can clamp the novel material plate material, the novel material plate material can only move left and right or generate bending deformation, and the stability is improved.
Drawings
FIG. 1 is a schematic view of the internal overall structure of a new material sheet plasticity detection device of the present invention;
FIG. 2 is an enlarged view of the present invention at the stationary plate;
fig. 3 is a partially enlarged view of a in fig. 1 according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 3, the new material plate plasticity detection apparatus according to the embodiment of the present invention includes a machine body 10, a working chamber 60 is formed on a top surface of the machine body 10, both front and rear sides of the working chamber 60 are open, a sliding chamber 17 is formed on a bottom wall of the working chamber 60, a sliding plate 42 is slidably disposed in the sliding chamber 17 up and down, two first rollers 23 are rotatably disposed on a top surface of the sliding plate 42, a fixing plate 18 is fixedly disposed on a bottom wall of the sliding chamber 17, the two first rollers 23 are bilaterally symmetric with respect to the fixing plate 18, a new material plate 24 can be placed on the first rollers 23, a driven shaft 38 which rotates in the top surface of the fixing plate 18 and extends left and right is disposed on a left end and a right end of the driven shaft 38, rolling wheels 37 are fixedly disposed on both left and right ends of the driven shaft 38, and the rolling, a friction bump 61 is fixedly arranged on the periphery of the rolling wheel 37, the friction bump 61 can increase friction force to prevent the new material plate 24 and the rolling wheel 37 from slipping, two bilaterally symmetrical upright posts 25 are fixedly arranged on the top surface of the machine body 10, a swinging plate 19 is hinged on one side surface of the two upright posts 25 close to each other, second rollers 22 are rotatably arranged on the bottom surface of the swinging plate 19, the second rollers 22 and the first rollers 23 can cooperate with each other to clamp the new material plate 24, sliding grooves 26 are respectively arranged on one side surface of the two upright posts 25 close to each other, a cross beam 27 is arranged between the two sliding grooves 26 in a vertically sliding manner, the middle section of the cross beam 27 is designed in a cylindrical manner, a cylindrical box 70 is rotatably arranged on the periphery of the cross beam 27, and a jacking block 53 capable of jacking the new material plate 24 downwards is arranged at the bottom of the cylindrical box 70, the top of the cylindrical box 70 is provided with a probe 33 capable of detecting plasticity, and the cylindrical box 70 rotates to enable the probe 33 and the top pressing block 53 to exchange positions.
Preferably or exemplarily, a hydraulic pump 52 is fixedly embedded in the bottom surface of the cylindrical box 70, the bottom end of the hydraulic pump 52 is in power connection with the top pressing block 53, the top pressing block 53 can move downwards to press and deform the new material plate 24, a rectangular groove 29 is formed in the top surface of the cylindrical box 70, a rectangular block 31 is slidably arranged in the rectangular groove 29, a first motor 28 is fixedly arranged on the right side surface of the cylindrical box 70, a thin screw rod 30 extending left and right is rotatably arranged in the rectangular groove 29, the right end of the thin screw rod 30 is in power connection with the first motor 28, the thin screw rod 30 is in threaded fit connection with the rectangular block 31, a hollow column 32 is fixedly arranged on the top surface of the rectangular block 31, the probe 33 is slidably arranged in the hollow column 32, an inductor 34 is fixedly arranged in the hollow column 32, and a spring 72 is arranged between the inductor 34 and the probe 33, the sensor 34 can sense the elastic force of the spring 72, so as to sense the deformation amount of the new material plate 24, and further measure the plasticity of the new material plate 24.
Beneficially or exemplarily, a switching chamber 45 is opened at the left side of the working chamber 60, a lifting screw 75 is rotatably disposed between the switching chamber 45 and the chute 26 at the left side, a top section of the lifting screw 75 is in threaded fit connection with the cross beam 27, a first inner tooth block 46 is fixedly disposed at the bottom end of the lifting screw 75, a switching slider 48 is slidably disposed in the switching chamber 45, a second motor 44 is fixedly embedded in the switching slider 48, outer gears 47 are respectively and dynamically connected to upper and lower ends of the second motor 44, the outer gear 47 at the top can be meshed with the first inner tooth block 46, a vertical shaft 49 extending downward is rotatably disposed on the bottom wall of the switching chamber 45, a second inner tooth block 77 identical to the first inner tooth block 46 is fixedly disposed at the top end of the vertical shaft 49, the second inner tooth block 77 can be meshed with the outer gear 47 at the bottom, an electromagnet mechanism 43 is disposed on the left side wall of the switching chamber 45, the electromagnet mechanism 43 can control the switching slider 48 to move up and down, thereby controlling the vertical shaft 49 or the lifting screw 75 to rotate.
Beneficially or exemplarily, the bottom wall of the sliding cavity 17 is slidably provided with screw blocks 40 which are bilaterally symmetrical with respect to the fixed plate 18, the screw blocks 40 are hinged to the bottom surface of the sliding plate 42 through connecting rods 39, the bottom wall of the sliding cavity 17 is rotatably provided with transverse screw rods 41 which extend leftwards and rightwards, the transverse screw rods 41 are in threaded fit connection with the screw blocks 40, the left side ends of the transverse screw rods 41 are in power connection with the bottom ends of the vertical shafts 49 through bevel gear sets 50, and the two screw blocks 40 are moved towards or away from each other through forward or reverse rotation of the transverse screw rods 41, so that the sliding plate 42 can move upwards and downwards.
Advantageously or exemplarily, the bottom of the sliding cavity 17 is rotatably provided with a bottom shaft 13 extending left and right, a large belt pulley 11 is fixedly arranged on the outer periphery of the bottom shaft 13, the large belt pulley 11 is connected with the driven shaft 38 through a belt 16, the right end of the bottom shaft 13 is in power connection with a third motor 12, the third motor 12 is fixedly embedded in the machine body 10, and the driven shaft 38 can be rotated through the operation of the third motor 12, so that the rolling wheels 37 can convey the new material plate 24 out of the working cavity 60 forwards or backwards.
Beneficially or exemplarily, racks 15 are slidably disposed on left and right sides of the working chamber 60, pins 21 are fixedly disposed on front side surfaces of the two racks 15, guide chutes 20 are formed in the two swing plates 19, the pins 21 slide in the guide chutes 20, two bilaterally symmetrical gears 14 are fixedly disposed on an outer periphery of the bottom shaft 13, the gears 14 are engaged with the front side surfaces of the racks 15, and the racks 15 can slide downward by rotation of the gears 14, so that the second roller 22 can abut against the new material plate 24, and the new material plate 24 is prevented from shaking up and down.
Beneficially or exemplarily, a fourth motor 35 is fixedly embedded in the cross beam 27, a turning gear 36 is dynamically connected to a top end of the fourth motor 35, a gear ring 78 is fixedly arranged on a left side surface of the cylindrical box 70, the turning gear 36 is engaged with the gear ring 78, and the cylindrical box 70 is turned over by the operation of the fourth motor 35, so that the probe 33 and the top pressing block 53 are shifted.
When the novel material plate conveying device is used, a novel material plate 24 is placed on the rolling wheel 37 in the working cavity 60, the third motor 12 is controlled to work, the bottom shaft 13 drives the large belt wheel 11 to rotate, the large belt wheel 11 drives the driven shaft 38 to rotate through the belt 16, the rolling wheel 37 rotates, the novel material plate 24 is conveyed to the middle position in the working cavity 60, meanwhile, the bottom shaft 13 drives the gear 14 to rotate, the rack 15 drives the swing plate 19 to swing, the second roller 22 is a small distance away from the top surface of the novel material plate 24, then the electromagnet mechanism 43 is controlled to work, the switching slide block 48 moves downwards, the outer gear 47 at the bottom is meshed with the second inner gear block 77, the second motor 44 is controlled to work, the second inner gear block 77 drives the vertical shaft 49 to rotate, the transverse screw rod 41 rotates, the two screw blocks 40 approach each other, the slide plate 42 moves upwards, and the first roller 23 moves upwards, lifting up the new material plate 24, attaching the second roller 22 to the top surface of the new material plate 24, controlling the electromagnet mechanism 43 to work reversely, moving the switch slider 48 upward, engaging the top external gear 47 with the first internal gear 46, rotating the lifting screw 75, moving the cross beam 27 downward, attaching the top pressing block 53 to the top surface of the new material plate 24, controlling the hydraulic pump 52 to work, moving the top pressing block 53 downward, pressing the new material plate 24, deforming the new material plate 24 by bending downward, controlling the top pressing block 53 to return, returning the cross beam 27, controlling the fourth motor 35 to work, turning the cylindrical box 70 over, exchanging the positions of the probe 33 and the top pressing block 53, moving the cross beam 27 downward, attaching the probe 33 to the top surface of the new material plate 24, controlling the first motor 28 to rotate, sliding the rectangular block 31 left and right, the probe 33 is thereby made to slide on the top surface of the new material plate 24, and the sensor 34 senses the elasticity of the spring 72 differently because the new material plate 24 is deformed to some extent, so that the sensor 34 measures the plasticity of the new material plate 24 through the elasticity.
The invention has the beneficial effects that: the novel plate material lifting device can realize the exchange of the probe and the jacking block through the overturning of the cylindrical box, further can realize the exchange of two functions of a mechanism for generating deformation, namely the jacking block and a mechanism for detecting plasticity, namely the probe, so that the functionality of the device is increased, the occupied space of the device is saved, the rolling wheels can realize the transportation in and out of a novel material plate material, the novel material plate material can be clamped by the second rolling wheels and the first rolling wheels, the trouble of manually installing a clamp is omitted, the novel material plate material can only move left and right or generate bending deformation, the stability is improved, and the novel plate material lifting device is simple in structure, relatively convenient to operate and convenient to use and popularize.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (6)
1. The utility model provides a new material panel plasticity check out test set, includes the organism, its characterized in that: the novel plate rolling machine is characterized in that a working cavity is formed in the top surface of the machine body, the front side and the rear side of the working cavity are both of an open design, a sliding cavity is formed in the bottom wall of the working cavity, a sliding plate is arranged in the sliding cavity in a vertically sliding mode, two first rollers are rotatably arranged on the top surface of the sliding plate, a fixing plate is fixedly arranged on the bottom wall of the sliding cavity, the two first rollers are bilaterally symmetrical relative to the fixing plate, a novel material plate can be placed on the first rollers, a driven shaft which extends leftwards and rightwards is rotatably arranged on the top surface of the fixing plate, rolling wheels are fixedly arranged at the left end and the right end of the driven shaft, the rolling wheels roll to enable the novel material plate to slide forwards, friction lugs are fixedly arranged on the peripheries of the rolling wheels and can increase friction force to prevent the novel material plate from slipping with the rolling, two it has the swing board all to articulate on the side that the stand is close to each other, it is equipped with the second gyro wheel all to rotate on the bottom surface of swing board, the second gyro wheel with first gyro wheel can the mutual cooperation, with new material panel centre gripping, two the spout has all been seted up on the side that the stand is close to each other, two can slide from top to bottom between the spout is equipped with the crossbeam, the midsection part of crossbeam is the cylinder type design, it is equipped with the cylinder case to rotate in the periphery of crossbeam, the bottom of cylinder case is equipped with the roof pressure piece that can push down new material panel, the top of cylinder case is equipped with and can detects the probe of plasticity, the cylinder case rotates, can make the probe with roof pressure piece trades the position.
2. The new material plate plasticity detection device according to claim 1, wherein: a hydraulic pump is fixedly embedded in the bottom surface of the cylindrical box, the bottom end of the hydraulic pump is in power connection with the jacking block, the jacking block can move downwards to press and deform the new material plate, a rectangular groove is formed in the top surface of the cylindrical box, a rectangular block is arranged in the rectangular groove in a sliding mode, a first motor is fixedly arranged on the right side surface of the cylindrical box, a thin screw rod extending leftwards and rightwards is arranged in the rectangular groove in a rotating mode, the right end of the thin screw rod is in power connection with the first motor, the thin screw rod is in threaded fit connection with the rectangular block, a hollow column is fixedly arranged on the top surface of the rectangular block, the probe is arranged in the hollow column in a sliding mode, an inductor is fixedly arranged in the hollow column, a spring is installed between the inductor and the probe, and the inductor can induce the elasticity of the spring so as to induce the deformation amount of the new material, further measuring the plasticity of the new material plate.
3. The new material plate plasticity detection device according to claim 2, wherein: the left side of the working chamber is provided with a switching chamber, a lifting screw rod is arranged between the switching chamber and the left sliding chute in a rotating mode, the top section of the lifting screw rod is connected with the cross beam in a threaded fit mode, a first inner tooth block is fixedly arranged at the bottom end of the lifting screw rod, a switching sliding block is arranged in the switching chamber in a sliding mode, a second motor is embedded in the switching sliding block in a fixed mode, the outer gear is arranged at the upper end and the lower end of the second motor in a power connection mode, the outer gear located at the top can be meshed with the first inner tooth block, a vertical shaft extending downwards is arranged on the bottom wall of the switching chamber in a rotating mode, a second inner tooth block identical to the first inner tooth block is fixedly arranged at the top end of the vertical shaft, the second inner tooth block can be meshed with the outer gear located at the bottom, an electromagnet mechanism is arranged on the left side wall, thereby controlling the vertical shaft or the rotation of the lifting screw.
4. The new material plate plasticity detection device according to claim 3, wherein: the bottom wall of the sliding cavity is provided with thread blocks which are bilaterally symmetrical relative to the fixed plate in a sliding mode, the thread blocks are hinged to the bottom surface of the sliding plate through connecting rods, the bottom wall of the sliding cavity is provided with transverse screw rods which extend leftwards and rightwards in a rotating mode, the transverse screw rods are in threaded fit connection with the thread blocks, and the left side ends of the transverse screw rods are in power connection with the bottom end of the vertical shaft through bevel gear sets.
5. The new material plate plasticity detection device according to claim 4, wherein: the bottom of smooth chamber rotates and is equipped with the bottom shaft that extends about and sets up, set firmly big band pulley on the periphery of bottom shaft, big band pulley with connect through the belt between the driven shaft, the right-hand member and the third motor power of bottom shaft are connected, the third motor is embedded admittedly in the organism.
6. The new material plate plasticity detection device according to claim 5, wherein: the left side and the right side of the working cavity are respectively provided with a rack in a sliding manner, a pin shaft is fixedly arranged on the front side face of each rack, a guide chute is formed in each swing plate, the pin shafts are arranged in the guide chutes in a sliding manner, two gears which are symmetrical left and right are fixedly arranged on the periphery of the bottom shaft, and the front side faces of the racks are meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010080952.4A CN111044383A (en) | 2020-02-05 | 2020-02-05 | New material panel plasticity check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010080952.4A CN111044383A (en) | 2020-02-05 | 2020-02-05 | New material panel plasticity check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111044383A true CN111044383A (en) | 2020-04-21 |
Family
ID=70230831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010080952.4A Withdrawn CN111044383A (en) | 2020-02-05 | 2020-02-05 | New material panel plasticity check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111044383A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284950A (en) * | 2020-12-23 | 2021-01-29 | 南京沃智仪器科技有限公司 | Pellet feed hardness detection device |
| CN113070246A (en) * | 2021-03-24 | 2021-07-06 | 盐城市沁流商贸有限公司 | Petroleum drill bit system with rust-proof nursing function and using method thereof |
-
2020
- 2020-02-05 CN CN202010080952.4A patent/CN111044383A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284950A (en) * | 2020-12-23 | 2021-01-29 | 南京沃智仪器科技有限公司 | Pellet feed hardness detection device |
| CN112284950B (en) * | 2020-12-23 | 2021-08-20 | 钦州湘大骆驼饲料有限公司 | Pellet feed hardness detection device |
| CN113070246A (en) * | 2021-03-24 | 2021-07-06 | 盐城市沁流商贸有限公司 | Petroleum drill bit system with rust-proof nursing function and using method thereof |
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Application publication date: 20200421 |
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| WW01 | Invention patent application withdrawn after publication |