CN112432859A - Equipment for detecting surface pressure of draw-bar box and pulley - Google Patents
Equipment for detecting surface pressure of draw-bar box and pulley Download PDFInfo
- Publication number
- CN112432859A CN112432859A CN202011389970.7A CN202011389970A CN112432859A CN 112432859 A CN112432859 A CN 112432859A CN 202011389970 A CN202011389970 A CN 202011389970A CN 112432859 A CN112432859 A CN 112432859A
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- block
- fixed
- draw
- plate
- bar box
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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
- 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
-
- 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
- G01N2203/0017—Tensile
-
- 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
-
- 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
Abstract
The invention discloses equipment for detecting the surface pressure of a draw-bar box and a pulley, which comprises a detection body, wherein a detection cavity with a leftward opening is arranged in the detection body, a moving block is movably arranged in the detection cavity, a sliding groove with an upward opening is arranged on the moving block, and a moving plate is arranged in the sliding groove in a sliding manner.
Description
Technical Field
The invention relates to the field of luggage, in particular to equipment for detecting surface pressure of a draw-bar box and a pulley.
Background
At present, when people detect the surface of the draw-bar box, the quality problem of the surface of the draw-bar box is often determined by means of manual detection, and when the pulley is detected, the working environment of the pulley needs to be simulated and tested, so that the manpower loss is improved under the condition of time waste, and the working efficiency is lower.
Disclosure of Invention
In order to solve the problems, the device for detecting the surface pressure and the pulley of the draw-bar box is designed, and comprises a detection body, wherein a detection cavity with a leftward opening is arranged in the detection body, a moving block is movably arranged in the detection cavity, a sliding groove with an upward opening is arranged on the moving block, a moving plate is arranged in the sliding groove in a sliding manner, a locking block is fixedly arranged at the upper end of the moving plate, a locking cavity with a leftward opening is arranged in the locking block, a touch plate is slidably arranged in the locking cavity, a meshing rack is fixedly arranged at the right end of the touch plate, the right end of the meshing rack is slidably connected to the inner wall of the right side of the locking cavity, a worm wheel is arranged in the locking block, a meshing gear is meshed at the upper end of the meshing rack, the meshing gear is rotatably connected into the working cavity, and a sliding rack is meshed, a wedge-shaped block is fixedly arranged at the left end of the sliding rack, a sliding plate is slidably arranged on the inner wall of the upper side of the locking cavity, a through hole which penetrates through the sliding plate from left to right is arranged on the sliding plate, the wedge-shaped block is positioned at the right side of the through hole, two fixed blocks are fixedly arranged at the lower end of the sliding plate, the two fixed blocks are distributed in a bilateral symmetry mode by taking the sliding plate as a symmetry center and are positioned in the locking cavity, an extension spring is fixedly arranged at the upper end of each fixed block, the upper end of each extension spring is fixedly connected to the inner wall of the upper side of the locking cavity, a reset spring is fixedly arranged at the right end of each movable block, the right end of each reset spring is fixedly connected to the inner wall of the right side of the sliding, the lower end of the rotary rod is rotatably provided with a limiting block, the lower end of the limiting block is fixedly connected to the inner wall of the lower side of the detection cavity, the lower side of the moving block is slidably provided with a sliding block, the sliding block is positioned at the front side of the rotary rod, three rotary cavities with upward openings are arranged in the sliding block, the inner wall of the lower side of the rotary cavity is fixedly provided with a supporting rod, the upper end of the supporting rod is fixedly provided with a supporting plate, the front side and the rear side of the supporting plate are fixedly provided with two supporting blocks, a rough roller is rotatably arranged between the two supporting blocks, the rough roller is fixedly provided with a rotary shaft, the inner wall of the upper side of the detection cavity is rotatably provided with a threaded sleeve, the threaded sleeve is internally provided with a threaded cavity with a downward opening, a screw, the left end of the detection cavity is communicated with a feeding cavity, the left end of the feeding cavity penetrates through the left end face of the detection body, when the device starts to work, a draw-bar box to be detected is placed at the upper end of the movable block through the feeding cavity, the right side of the draw-bar box extends into the touch plate in the process of moving from the feeding cavity to the detection cavity, meanwhile, a draw bar of the draw-bar box is abutted against the touch plate, the slide plate is driven to move downwards through gear and rack transmission, the slide plate is further enabled to complete the limitation of the front and back positions of the draw-bar box, the pressing block is pressed on the upper side of the draw-bar box, the pressure detection on the surface of the draw-bar box is further completed, after the detection is completed, the right side of the movable block is driven to move upwards through a hydraulic device, the draw-bar box is further driven to incline, and, and then the wheels of the draw-bar box are placed between the two rough rollers, and the detection of the pulleys of the draw-bar box is completed.
Preferably, the inner wall of the lower side of the feeding cavity is rotatably provided with a driving belt wheel, the left side of the driving belt wheel is rotatably provided with a driven belt wheel, a transmission belt is connected between the driven belt wheel and the driving belt wheel, and the transmission belt is slidably connected in the transmission belt.
Preferably, a main motor is fixedly arranged in the detection body, a transmission shaft is arranged at the upper end of the main motor in a power mode, a worm is fixedly arranged at the upper end of the transmission shaft, a worm wheel is meshed with the right end of the worm, a tooth spindle is fixedly arranged at the front end of the worm wheel, and the front end of the tooth spindle is fixedly connected to the driving belt wheel.
Preferably, power is arranged at the upper end of the main motor and is provided with a power shaft, a driving chain wheel is fixedly arranged at the upper end of the power shaft and is located on the upper side of the detection body, a driven chain wheel is arranged on the right side of the driving chain wheel in a rotating mode and is fixedly connected to the screw sleeve, and a chain is arranged between the driven chain wheel and the driving chain wheel in a connecting mode.
Preferably, an air pressure telescopic rod is fixedly arranged at the lower end of the sliding block, the lower end of the air pressure telescopic rod is fixedly connected to the inner wall of the lower side of the detection cavity, a hydraulic telescopic rod is rotatably arranged on the right side fixing plate, a rotating plate is fixedly arranged at the lower end of the hydraulic telescopic rod, a limiting plate is rotatably arranged on the rotating plate, and the lower end of the limiting plate is fixedly connected to the inner wall of the lower side of the detection cavity.
Preferably, an auxiliary motor is fixedly arranged on the supporting block at the rear side, and the front end of the auxiliary motor is in power connection with the rotating shaft.
The invention has the beneficial effects that: the invention can finish the detection of the surface of the draw-bar box and the pulley at a higher detection speed without depending on manpower, saves manpower, ensures the detection speed, can finish the quality detection of the draw-bar box at a high-efficiency speed, and increases the factory-leaving speed while bringing convenience for manufacturers to find problems.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic diagram of the overall structure of an apparatus for detecting surface pressure of a draw-bar box and a pulley according to the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
FIG. 3 is a schematic diagram of B-B in FIG. 1.
Fig. 4 is an enlarged schematic view of C-C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now 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.
The invention relates to a device for detecting surface pressure of a draw-bar box and a pulley, which comprises a detection body 11, wherein a detection cavity 44 with a leftward opening is arranged in the detection body 11, a moving block 14 is arranged in the detection cavity 44, a sliding groove 12 with an upward opening is arranged on the moving block 14, a moving plate 52 is arranged in the sliding groove 12 in a sliding manner, a locking block 47 is fixedly arranged at the upper end of the moving plate 52, a locking cavity 53 with a leftward opening is arranged in the locking block 47, a touch plate 54 is arranged in the locking cavity 53 in a sliding manner, a meshing rack 51 is fixedly arranged at the right end of the touch plate 54, the right end of the meshing rack 51 is connected to the inner wall of the right side of the locking cavity 53 in a sliding manner, a worm wheel 59 is arranged in the locking block 47, a meshing gear 50 is arranged at the upper end of the meshing rack 51, the meshing gear 50 is rotatably, a wedge block 46 is fixedly arranged at the left end of the sliding rack 48, a sliding plate 45 is slidably arranged on the inner wall of the upper side of the locking cavity 53, a through hole 57 penetrating left and right is arranged on the sliding plate 45, the wedge block 46 is positioned at the right side of the through hole 57, two fixed blocks 55 are fixedly arranged at the lower end of the sliding plate 45, the two fixed blocks 55 are distributed in a left-right symmetrical manner with the sliding plate 45 as a symmetrical center and positioned in the locking cavity 53, an extension spring 56 is fixedly arranged at the upper end of each fixed block 55, the upper end of the extension spring 56 is fixedly connected to the inner wall of the upper side of the locking cavity 53, a return spring 13 is fixedly arranged at the right end of the moving plate 52, the right end of the return spring 13 is fixedly connected to the inner wall of the right side of the sliding groove 12, two fixed plates 15 are fixedly, a rotating rod 29 is rotatably arranged on the fixing plate 15 on the left side, a limiting block 19 is rotatably arranged at the lower end of the rotating rod 29, the lower end of the limiting block 19 is fixedly connected to the inner wall of the lower side of the detection cavity 44, a sliding block 20 is slidably arranged on the lower side of the moving block 14, the sliding block 20 is positioned on the front side of the rotating rod 29, three rotating cavities 26 with upward openings are arranged in the sliding block 20, a supporting rod 22 is fixedly arranged on the inner wall of the lower side of the rotating cavity 26, a supporting plate 23 is fixedly arranged at the upper end of the supporting rod 22, two supporting blocks 61 are fixedly arranged on the front and rear sides of the supporting plate 23, a rough roller 24 is rotatably arranged between the two supporting blocks 61, a rotating shaft 21 is fixedly arranged on the rough roller 24, a threaded sleeve 40 is rotatably arranged on the inner wall of the, the lower end of the screw rod 41 is fixedly provided with a pressing block 43, the lower end of the pressing block 43 is fixedly provided with a hydraulic detector 38, the pressing block 43 is positioned in the detection cavity 44, the left end of the detection cavity 44 is communicated with a feeding cavity 34, the left end of the feeding cavity 34 penetrates through the left end surface of the detection body 11, when the device starts to work, a draw-bar box to be detected is placed at the upper end of the moving block 14 through the feeding cavity 34, then in the process of moving from the feeding cavity 34 to the detection cavity 44, the right side of the draw-bar box extends into the touch plate 54, meanwhile, a draw bar of the draw-bar box is touched on the touch plate 54, the slide plate 45 is driven to move downwards through gear and rack transmission, the slide plate 45 is further enabled to complete the limitation of the front and back position of the draw-bar box, and then the pressing block 43 is pressed on the upper side of the draw-bar box, so as to complete the, after the detection is finished, the right side of the moving block 14 is driven to move upwards through a hydraulic device, so that the draw-bar box is driven to incline, the sliding block 20 is driven to move upwards through a pneumatic device, and then the wheels of the draw-bar box are placed between the two rough idler wheels 24, so that the detection of the pulleys of the draw-bar box is finished.
Advantageously, a driving pulley 33 is rotatably arranged on the inner wall of the lower side of the feeding cavity 34, a driven pulley 30 is rotatably arranged on the left side of the driving pulley 33, a transmission belt 31 is connected between the driven pulley 30 and the driving pulley 33, and the transmission belt 31 is slidably connected in the transmission belt 31.
Advantageously, a main motor 27 is fixedly arranged in the detecting body 11, a transmission shaft 28 is arranged at the upper end of the main motor 27 in a power mode, a worm 58 is fixedly arranged at the upper end of the transmission shaft 28, a worm wheel 59 is meshed at the right end of the worm 58, a tooth spindle 32 is fixedly arranged at the front end of the worm wheel 59, and the front end of the tooth spindle 32 is fixedly connected to the driving pulley 33.
Advantageously, a power shaft 35 is provided at the upper end of the main motor 27, a driving sprocket 36 is fixedly provided at the upper end of the power shaft 35, the driving sprocket 36 is located at the upper side of the detecting body 11, a driven sprocket 42 is rotatably provided at the right side of the driving sprocket 36, the driven sprocket 42 is fixedly connected to the threaded sleeve 40, and a chain 37 is provided between the driven sprocket 42 and the driving sprocket 36.
Beneficially, the lower end of the sliding block 20 is fixedly provided with an air pressure telescopic rod 25, the lower end of the air pressure telescopic rod 25 is fixedly connected to the inner wall of the lower side of the detection cavity 44, the right side fixing plate 15 is rotatably provided with a hydraulic telescopic rod 16, the lower end of the hydraulic telescopic rod 16 is fixedly provided with a rotating plate 17, the rotating plate 17 is rotatably provided with a limiting plate 18, and the lower end of the limiting plate 18 is fixedly connected to the inner wall of the lower side of the detection cavity 44.
Advantageously, a secondary motor 60 is fixedly arranged on the supporting block 61 at the rear side, and the front end of the secondary motor 60 is dynamically connected to the rotating shaft 21.
The following describes in detail the use steps of an apparatus for detecting surface pressure of a draw-bar box and a pulley in the present text with reference to fig. 1 to 4:
initially, the screw rod 41 is retracted in the threaded cavity 39, the sliding block 20 is located at the lower side of the moving block 14, the hydraulic telescopic rod 16 is in a retracted state, the moving plate 52 is located at the left side of the sliding groove 12, and the sliding plate 45 does not contact the inner wall of the lower side of the locking cavity 53;
in operation, a draw-bar box to be detected is placed on the transmission belt 31, and then the main motor 27 is started, and then the transmission shaft 28 is driven to rotate, and then the worm 58 is driven to rotate, and then the worm wheel 59 is driven to rotate, and further the gear spindle 32 is driven to rotate, and further the driving pulley 33 is driven to rotate, and further the transmission belt 31 is driven to rotate, and further the driven pulley 30 is driven to rotate, and further the draw-bar box on the transmission belt 31 is driven to move to the right, and further the draw-bar box is moved into the feeding cavity 34, and further the draw-bar box is moved into the detection cavity 44, and further the draw-bar extends into the locking cavity 53, and further abuts against the abutting plate 54, and further the engaging rack 51 is driven to move to the left, and further the engaging gear 50 is driven to rotate, and further the sliding rack 48 is driven to move to the left, and further the wedge block 46 is driven, thereby driving the wedge block 46 to extend into the through hole 57, further driving the sliding plate 45 to move downwards, further driving the fixed block 55 to move downwards, further driving the extension spring 56 to extend, further causing the lower end of the sliding plate 45 to abut against the inner wall of the lower side of the locking cavity 53, further completing the binding of the left and right positions of the draw-bar box, simultaneously moving the moving plate 52 to move rightwards along the sliding groove 12, further driving the sliding groove 12 to compress, further starting the main motor 27, further driving the power shaft 35 to rotate, further driving the driving sprocket 36 to rotate, further driving the chain 37 to rotate, further driving the driven sprocket 42 to rotate, further driving the threaded sleeve 40 to rotate, further driving the threaded rod 41 to move downwards, further driving the pressing block 43 to move downwards, further pressing the pressing block 43 against the draw-bar box, the hydraulic detector 38 is used for detecting the pressure of the pressing block 43, and further detecting the bearing pressure of the surface of the draw-bar box;
after the surface detection is finished, the hydraulic telescopic rod 16 is started to drive the moving block 14 to stretch at the right side, so that the rotating rod 29 is driven to swing, the moving block 14 is made to be in a state of being high at the right side and low at the left side, the pneumatic telescopic rod 25 is started at the same time, so that the sliding block 20 is driven to move upwards, and then the sliding block is moved to a position which is parallel to the lower end of the left side of the moving block 14, meanwhile, the draw-bar box inclines along with the moving block 14, so that wheels of the draw-bar box are placed between the two rough idler wheels 24, the auxiliary motor 60 is started, the rotating shaft 21 is driven to rotate, the rough idler wheels 24 are driven to rotate, and then the pulleys are driven to rotate.
The invention has the beneficial effects that: the invention can finish the detection of the surface of the draw-bar box and the pulley at a higher detection speed without depending on manpower, saves manpower, ensures the detection speed, can finish the quality detection of the draw-bar box at a high-efficiency speed, and increases the factory-leaving speed while bringing convenience for manufacturers to find problems.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an equipment to draw-bar box surface pressure and pulley detection, includes detection body, its characterized in that: a detection cavity with a leftward opening is arranged in the detection body, a moving block is movably arranged in the detection cavity, a sliding groove with an upward opening is arranged on the moving block, a moving plate is arranged in the sliding groove in a sliding manner, a locking block is fixedly arranged at the upper end of the moving plate, a locking cavity with a leftward opening is arranged in the locking block, a touch plate is slidably arranged in the locking cavity, a meshing rack is fixedly arranged at the right end of the touch plate, the right end of the meshing rack is slidably connected to the inner wall of the right side of the locking cavity, a worm wheel is arranged in the locking block, a meshing gear is arranged at the upper end of the meshing rack in a meshing manner, the meshing gear is rotatably connected in the working cavity, a sliding rack is arranged at the upper end of the meshing gear in a meshing manner, a wedge-shaped block, the wedge block is positioned at the right side of the through hole, the lower end of the sliding plate is fixedly provided with two fixed blocks, the two fixed blocks are distributed in a bilateral symmetry mode by taking the sliding plate as a symmetry center and are positioned in the locking cavity, the upper end of each fixed block is fixedly provided with an extension spring, the upper end of each extension spring is fixedly connected to the inner wall of the upper side of the locking cavity, the right end of the moving plate is fixedly provided with a return spring, the right end of each return spring is fixedly connected to the inner wall of the right side of the sliding groove, the lower end face of the moving block is fixedly provided with two fixed plates, the two fixed plates are distributed in a bilateral symmetry mode by taking the center of the moving block as a symmetry center, the fixed plate at the left side is rotatably provided with a rotating rod, the sliding block is located the front side of rotary rod, be equipped with the ascending rotation chamber of three opening in the sliding block, it is fixed to be equipped with the bracing piece on the inboard wall of rotation chamber downside, the fixed backup pad that is equipped with in bracing piece upper end, both sides are fixed around the backup pad and are equipped with two supporting shoes, two rotate between the supporting shoe and be equipped with coarse gyro wheel, the fixed rotation axis that is equipped with on the coarse gyro wheel, it is equipped with the swivel nut to rotate on the inboard wall of detection chamber upside, be equipped with the decurrent screw thread chamber of opening in the swivel nut, screw thread intracavity screw thread is equipped with the screw rod, the fixed pressing block that is equipped with of screw rod lower extreme, the fixed hydraulic pressure detector that is equipped with of pressing block lower extreme, the pressing block is located detect the.
2. The apparatus for detecting surface pressure of a draw-bar box and a pulley according to claim 1, wherein: the conveying device is characterized in that a driving belt wheel is rotatably arranged on the inner wall of the lower side of the conveying cavity, a driven belt wheel is rotatably arranged on the left side of the driving belt wheel, a driving belt is connected between the driven belt wheel and the driving belt wheel, and the driving belt is slidably connected in the driving belt.
3. The apparatus for detecting surface pressure of a draw-bar box and a pulley according to claim 1, wherein: the detection device is characterized in that a main motor is fixedly arranged in the detection body, a transmission shaft is arranged at the upper end of the main motor in a power mode, a worm is fixedly arranged at the upper end of the transmission shaft, a worm wheel is meshed with the right end of the worm, a tooth spindle is fixedly arranged at the front end of the worm wheel, and the front end of the tooth spindle is fixedly connected to the driving belt wheel.
4. The apparatus for detecting surface pressure of draw-bar box and pulley according to claim 3, wherein: the power of main motor upper end is equipped with the power shaft, the fixed drive sprocket that is equipped with in power shaft upper end, drive sprocket is located detect the body upside, the drive sprocket right side is rotated and is equipped with driven sprocket, driven sprocket fixed connection be in on the spiral shell, driven sprocket with it is equipped with the chain to connect between the drive sprocket.
5. The apparatus for detecting surface pressure of a draw-bar box and a pulley according to claim 1, wherein: the sliding block lower extreme is fixed and is equipped with the atmospheric pressure telescopic link, atmospheric pressure telescopic link lower extreme fixed connection be in detect on the chamber downside inner wall, rotate on the fixed plate of right side and be equipped with hydraulic telescoping rod, the fixed rotor plate that is equipped with of hydraulic telescoping rod lower extreme, it is equipped with the limiting plate to rotate on the rotor plate, limiting plate lower extreme fixed connection be in detect on the chamber downside inner wall.
6. The apparatus for detecting surface pressure of a draw-bar box and a pulley according to claim 1, wherein: and an auxiliary motor is fixedly arranged on the supporting block at the rear side, and the front end of the auxiliary motor is in power connection with the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011389970.7A CN112432859A (en) | 2020-12-02 | 2020-12-02 | Equipment for detecting surface pressure of draw-bar box and pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011389970.7A CN112432859A (en) | 2020-12-02 | 2020-12-02 | Equipment for detecting surface pressure of draw-bar box and pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112432859A true CN112432859A (en) | 2021-03-02 |
Family
ID=74699104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011389970.7A Withdrawn CN112432859A (en) | 2020-12-02 | 2020-12-02 | Equipment for detecting surface pressure of draw-bar box and pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112432859A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375719A (en) * | 2021-06-07 | 2021-09-10 | 东阳市创意箱包有限公司 | Detection device for metal pull rod luggage after rapid forming |
-
2020
- 2020-12-02 CN CN202011389970.7A patent/CN112432859A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375719A (en) * | 2021-06-07 | 2021-09-10 | 东阳市创意箱包有限公司 | Detection device for metal pull rod luggage after rapid forming |
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Application publication date: 20210302 |