CN114778328A - Bending stress detection device for mobile phone protective film - Google Patents
Bending stress detection device for mobile phone protective film Download PDFInfo
- Publication number
- CN114778328A CN114778328A CN202210715720.0A CN202210715720A CN114778328A CN 114778328 A CN114778328 A CN 114778328A CN 202210715720 A CN202210715720 A CN 202210715720A CN 114778328 A CN114778328 A CN 114778328A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- post
- mounting
- air guide
- protective film
- 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
Links
Images
Classifications
-
- 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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
-
- 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
-
- 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
- G01N3/04—Chucks
-
- 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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/307—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated by a compressed or tensile-stressed spring; generated by pneumatic or hydraulic means
-
- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- 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
- G01N2203/0023—Bending
-
- 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
- G01N2203/0044—Pneumatic means
-
- 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
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a device for detecting bending stress of a mobile phone protective film, which relates to the technical field of bending stress detection, and comprises an installation frame and is characterized in that: fixed setting is in the spacing post of installing frame roof, locating lever top fixed connection aspiration pump, aspiration pump one side fixed connection air duct, digging arm one side sets up spacing subassembly, the spacing groove is seted up to the locating lever side, set up flexible subassembly between walking beam and the digging arm, under the effect of flexible subassembly, drive the pressure section of thick bamboo and push down the protection film, push down the in-process, the pressure section of thick bamboo and air guide piece take place relative movement, along with flexible subassembly is compressed, its pressure increase that the pressure section of thick bamboo was applyed the protection film, remove to the blow vent before the air guide piece puts, if protection film intensity is not conform to the standard, can break off, on the contrary intensity accords with the standard, the air guide piece is bled through the blow vent, under the effect of rubber mouth, the tempering membrane that will accord with the standard adsorbs, and then realize categorised when realizing the tempering membrane detection.
Description
Technical Field
The invention relates to the technical field of bending stress detection, in particular to a device for detecting bending stress of a mobile phone protective film.
Background
With the development of science and technology, the use frequency of mobile phones is higher and higher, generally, a user can attach a protective film to a display screen of the mobile phone to protect the display screen of the mobile phone, and most of the protective films in use at present are toughened films, so that the protective effect of the protective films on the display screen of the mobile phone is better.
In the in-process of tempering membrane production, generally need detect its bending strength, and then guarantee that the tempering membrane can bear corresponding impact pressure when actually carrying out the use, and then reach the protection to the cell-phone display screen, but traditional detection device can only detect out bending strength's result when actually detecting, but can not carry out classification with the tempering membrane according to actual performance, need detect the completion after, the manual work is selected, detection efficiency has been reduced to this kind of mode, the amount of hand labor has been increased simultaneously.
Disclosure of Invention
The invention provides a device for detecting bending stress of a mobile phone protective film, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a cell-phone protection film bending stress detection device, includes the installing frame, still includes:
the limiting column is fixedly arranged on the top wall of the mounting frame, one end of the limiting column is connected with the movable beam in a sliding mode, and the mounting arm is fixedly arranged between the movable beams; the detection mechanism is arranged between the movable beams and comprises a pressing barrel, wherein air vents are formed in two sides of the pressing barrel, a rubber nozzle is fixedly connected to the bottom of the pressing barrel, fixed blocks are fixedly connected to two sides of the pressing barrel, one end of each fixed block penetrates through a regulating rod, one side of each regulating rod is rotatably connected with a movable arm, the movable arm is slidably connected with the side wall of the pressing barrel, a material pushing rod is arranged on one side of each movable arm and is fixedly connected with the top wall of the mounting frame, one end of each movable arm penetrates through a positioning rod, an air suction pump is fixedly connected to the top of each positioning rod, an air guide pipe is fixedly connected to one side of the air suction pump, one end of the air guide pipe is fixedly connected with an air guide block, a valve rod is fixedly connected to the movable arm on one side of the air guide pipe and is provided with a valve opening, one end of the valve rod penetrates through the air guide pipe and is slidably connected with the air guide pipe, a limiting component is arranged on one side of the movable arm, a limiting groove is formed in the side surface of the positioning rod, the device comprises a pressure cylinder, a gas guide block, a rubber nozzle, a movable beam, a telescopic component, a feeding component, a protective film, a pressure cylinder, a gas guide block and a rubber nozzle, wherein the telescopic component is arranged between the movable beam and the movable arm, the feeding component is arranged in an installation frame on one side of the pressure cylinder, when the device is used, the pressure cylinder moves downwards to be in contact with the protective film on the feeding component, the pressure cylinder is driven to press the protective film downwards under the action of the telescopic component, the pressure cylinder and the gas guide block move relatively in the pressing process, the pressure applied to the protective film by the pressure cylinder is increased along with the compression of the telescopic component, the gas guide block breaks if the strength of the protective film does not accord with the standard before moving to the position of the gas vent, and otherwise, the strength accords with the standard, the gas guide block exhausts through the gas vent, and the toughened film which accords with the standard is adsorbed under the action of the rubber nozzle;
and the driving mechanism is arranged on one side of the mounting frame and used for driving the detection mechanism.
As a preferred technical scheme of the invention, the limiting assembly comprises a piston column which is arranged on the side wall of the movable arm in a sliding penetrating mode, the piston column is of a T-shaped structure, one end of the piston column is sleeved with a telescopic piece, two ends of the telescopic piece are fixedly connected with the piston column and the movable arm respectively, and the piston column is arranged in a matched mode with the limiting groove.
As a preferred technical solution of the present invention, the telescopic assembly includes a positioning column slidably disposed at one end of the movable arm, one end of the movable beam is fixedly connected to the positioning column, an elastic member is sleeved on the positioning column between the movable beam and the movable arm, a top of the positioning column is fixedly connected to a sidewall of the air pump, two ends of the elastic member are respectively fixedly connected to the movable beam and the movable arm, wherein the elastic member may be a spring or an elastic metal sheet having a telescopic property.
As a preferred technical scheme of the invention, the feeding assembly comprises mounting columns, one ends of the mounting columns are fixedly sleeved with the material carrying discs, through openings are formed in the material carrying discs, mounting blocks are fixedly arranged on the material carrying discs on two sides of each through opening, the material carrying rollers are rotatably connected between the mounting blocks, and limiting sleeves are fixedly arranged on two sides of each material carrying roller.
As a preferred technical scheme of the invention, the top of the mounting column is fixedly connected with a material receiving disc, mounting openings are formed in the material receiving disc, the mounting openings are arranged corresponding to the through openings, a material receiving box is fixedly connected to the material receiving disc between the mounting openings, and one side of the bottom of the mounting frame is fixedly connected with a waste material box.
As a preferred technical scheme of the invention, the driving mechanism comprises a transmission case fixedly arranged at the bottom of the mounting frame, the outer wall of the transmission case is fixedly connected with a driving motor, one end of an output shaft of the driving motor extends into the transmission case, and one end of the output shaft is fixedly sleeved with an incomplete bevel gear.
As a preferred technical scheme of the invention, the bottom end of the mounting column extends into the transmission box, the end part of the mounting column is fixedly connected with a transmission bevel gear, one end of the mounting column is rotatably connected with the top wall of the transmission box, the transmission bevel gear is in meshing transmission connection with an incomplete bevel gear, one end of an output shaft of the driving motor extends to the outside of the transmission box, the end part of the output shaft of the driving motor is fixedly connected with the driving column, one end of the driving column penetrates through the mounting frame, the end part of the driving column is fixedly connected with a linkage wheel, and the driving column is rotatably connected with the mounting frame.
As a preferred technical scheme of the invention, the side wall of the mounting frame is rotatably penetrated and provided with a rotating column, one end of the rotating column is in transmission connection with the linkage wheel through a belt, one end of the rotating column is fixedly connected with a driving wheel, one side of the driving wheel is fixedly provided with a fixed shaft, one end of the fixed shaft is hinged with a driving arm, the driving arm is hinged with the mounting arm, and when the driving wheel rotates, the driving arm at one end of the fixed shaft can drive the mounting arm to reciprocate up and down.
The invention has the following advantages: when in use, a toughened film to be detected is placed on the material carrying roller and is subjected to limiting clamping under the action of a limiting sleeve, then a driving motor is started to drive a driving column to rotate, the driving column drives a rotating column to rotate through a linkage wheel, movable beams on two sides of an installation arm are driven to move up and down under the action of a driving arm at the end part of a fixed shaft on a driving wheel, a pressing cylinder is firstly contacted with the toughened film in the moving down process to drive the toughened film to be bent and deformed, in the whole process, the movable beams and the pressing cylinder generate relative displacement, before an air guide block moves to an air vent position, if the strength of a protective film does not accord with a standard, the fractured toughened film can be fractured, the fractured toughened film passes through an opening and falls into a waste material box, on the contrary, the strength accords with the standard, the air guide block exhausts air through the air vent, negative pressure is generated in the pressing cylinder, and the toughened film which accords with the standard is adsorbed under the action of a rubber nozzle, drive the tempering membrane and take out from the installing port, the digging arm and the contact of ejector pad pole when continuing to move up, the ejector pad pole promotes the digging arm and moves down, relative position takes place for digging arm and locating lever this moment, and valve rod upper end valve mouth is taken out from the air duct, the air duct is sealed, pressure resumes in the pressure section of thick bamboo, then in the tempering membrane falls into the receipts workbin, above-mentioned step is repeated going on, can carry out the detection of tempering membrane by efficient in succession, overall the device not only can realize the detection to the tempering membrane, can initiatively carry out categorised collection with unqualified and qualified material simultaneously, the amount of labour has been reduced, detection efficiency improves greatly simultaneously, and the practicality is stronger.
Drawings
Fig. 1 is a schematic structural diagram of an entire device for detecting bending stress of a protective film of a mobile phone.
Fig. 2 is a schematic structural diagram of a side surface of a device for detecting bending stress of a mobile phone protection film.
Fig. 3 is a schematic structural diagram of the front side of the bending stress detection device for the protection film of the mobile phone.
Fig. 4 is an enlarged schematic view of a in fig. 1.
In the figure: 1. installing a frame; 2. a material carrying disc; 3. a material receiving disc; 4. mounting a column; 5. a port; 6. mounting blocks; 7. a loading roller; 8. a waste bin; 9. an installation port; 10. a material receiving box; 11. a driving wheel; 12. a fixed shaft; 13. a drive arm; 14. a movable beam; 15. a mounting arm; 16. a limiting post; 17. a movable arm; 18. an elastic member; 19. a limiting groove; 20. positioning a rod; 21. a positioning column; 22. an air pump; 23. a valve rod; 24. a gas guide block; 25. an air duct; 26. adjusting a rod; 27. a fixed block; 28. a valve port; 29. a piston post; 30. a telescoping member; 31. an incomplete bevel gear; 32. a drive motor; 33. a drive bevel gear; 34. a transmission case; 35. a drive column; 36. a linkage wheel; 37. pressing the cylinder; 38. a rubber nozzle; 39. a limiting sleeve; 40. rotating the column; 41. a material pushing rod; 42. a vent; 43. a detection mechanism; 44. a drive mechanism; 45. a telescoping assembly; 46. a limiting component; 47. a feeding component.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it should be understood that they are presented herein only to illustrate and explain the present invention and not to limit the present invention.
Example 1
Referring to fig. 1-4, a device for detecting bending stress of a protective film of a mobile phone includes an installation frame 1, and further includes: the limiting columns 16 are fixedly arranged on the top wall of the mounting frame 1, one ends of the limiting columns 16 are connected with the movable beams 14 in a sliding mode, and mounting arms 15 are fixedly arranged between the movable beams 14; the detection mechanism 43 arranged between the movable beams 14 comprises a pressing cylinder 37, wherein air vents 42 are formed in two sides of the pressing cylinder 37, a rubber nozzle 38 is fixedly connected to the bottom of the pressing cylinder 37, fixed blocks 27 are fixedly connected to two sides of the pressing cylinder 37, an adjusting rod 26 is arranged at one end of each fixed block 27 in a threaded penetrating manner, one side of the adjusting rod 26 is rotatably connected with a movable arm 17, the movable arm 17 is slidably connected with the side wall of the pressing cylinder 37, a material pushing rod 41 is arranged on one side of the movable arm 17 and is fixedly connected with the top wall of the mounting frame 1, a positioning rod 20 is arranged at one end of each movable arm 17 in a sliding and penetrating manner, an air suction pump 22 is fixedly connected to the top of the positioning rod 20, an air guide pipe 25 is fixedly connected to one side of the air suction pump 22, an air guide block 24 is fixedly connected to one end of the air guide pipe 25, a valve rod 23 is fixedly connected to the movable arm 17 on one side of the air guide pipe 25, a valve port 28 is formed in the valve rod 23, one end of the air guide pipe 25 passes through the air guide pipe 25, and is connected with the air duct 25 in a sliding way, one side of the movable arm 17 is provided with a limit component 46, the side surface of the positioning rod 20 is provided with a limit groove 19, a telescopic assembly 45 is arranged between the movable beam 14 and the movable arm 17, a feeding assembly 47 is arranged in the mounting frame 1 at one side of the pressing cylinder 37, when in use, the pressing cylinder 37 moves downwards to contact with the protective film on the feeding component 47, the pressing cylinder 37 is driven to press the protective film under the action of the telescopic component 45, in the pressing process, the pressing cylinder 37 and the air guide block 24 move relatively, and as the telescopic assembly 45 is compressed, the pressure applied to the protective film by the pressing cylinder 37 is increased, before the air guide block 24 moves to the position of the air vent 42, if the strength of the protective film does not meet the standard, the protective film is broken, and if the strength of the protective film does not meet the standard, the strength of the protective film meets the standard, the air guide block 24 exhausts air through the air vent 42, and the toughened film meeting the standard is adsorbed under the action of the rubber nozzle 38; and the driving mechanism 44 is arranged on one side of the mounting frame 1 and is used for driving the detection mechanism 43, so that efficient and continuous detection operation is realized.
Example 2
Referring to fig. 1 to 4, the other contents of the present embodiment are the same as embodiment 1, except that: spacing subassembly 46 runs through including sliding and sets up in the piston post 29 of digging arm 17 lateral wall, and piston post 29 is T shape structure, telescopic part 30 is cup jointed to piston post 29 one end, and telescopic part 30 both ends respectively with piston post 29 and digging arm 17 fixed connection, piston post 29 sets up with spacing groove 19 cooperation.
Pay-off subassembly 47 includes erection column 4, and 4 fixed covers of one end of erection column connect and carry charging tray 2, carry and set up opening 5 on the charging tray 2, and the fixed installation piece 6 that sets up on the charging tray 2 of opening 5 both sides rotates between the installation piece 6 and connects and carry material roller 7, carries and to carry the fixed stop collar 39 that sets up in material roller 7 both sides, when carrying out the use, places the tempering membrane that will detect on carrying material roller 7 to under the effect of stop collar 39, carry out spacing centre gripping to it.
4 top fixed connection receiving tray 3 of erection column, set up installing port 9 on the receiving tray 3, installing port 9 corresponds the setting with opening 5, fixed connection receiving box 10 on the receiving tray 3 between installing port 9, 1 bottom one side fixed connection dump bin 8 of installing frame.
The driving mechanism 44 comprises a transmission case 34 fixedly arranged at the bottom of the mounting frame 1, the outer wall of the transmission case 34 is fixedly connected with the driving motor 32, one end of an output shaft of the driving motor 32 extends into the transmission case 34, and one end of the output shaft is fixedly sleeved with the incomplete bevel gear 31.
The bottom end of the mounting column 4 extends into the transmission box 34, the end part of the mounting column is fixedly connected with the transmission bevel gear 33, one end of the mounting column 4 is rotatably connected with the top wall of the transmission box 34, the transmission bevel gear 33 is in meshing transmission connection with the incomplete bevel gear 31, one end of the output shaft of the driving motor 32 extends to the outside of the transmission box 34, the end part of the output shaft is fixedly connected with the driving column 35, one end of the driving column 35 penetrates through the mounting frame 1, the end part of the driving column is fixedly connected with the linkage wheel 36, and the driving column 35 is rotatably connected with the mounting frame 1.
The incomplete bevel gear 31 can drive the material loading disc 2 at the top of the mounting column 4 to intermittently rotate for feeding through the transmission bevel gear 33, and meanwhile, the material receiving box 10 is driven to move, so that the toughened film is collected.
The side wall of the mounting frame 1 is rotatably provided with a rotating column 40 in a penetrating mode, one end of the rotating column 40 is in transmission connection with the linkage wheel 36 through a belt, one end of the rotating column 40 is fixedly connected with a transmission wheel 11, a fixed shaft 12 is fixedly arranged on one side of the transmission wheel 11, one end of the fixed shaft 12 is hinged with a transmission arm 13, the transmission arm 13 is hinged with the mounting arm 15, and when the transmission wheel 11 rotates, the transmission arm 13 at one end of the fixed shaft 12 can drive the mounting arm 15 to reciprocate up and down.
Then, the driving motor 32 is started to drive the driving column 35 to rotate, the driving column 35 drives the rotating column 40 to rotate through the linkage wheel 36, the movable beams 14 on the two sides of the mounting arm 15 are driven to move up and down under the action of the driving arm 13 on the end part of the fixed shaft 12 on the driving wheel 11, the pressing cylinder 37 is firstly contacted with the toughened film in the moving-down process to drive the toughened film to be bent and deformed, and in the whole process, the movable beams 14 and the pressing cylinder 37 are relatively displaced.
Before the air guide block 24 moves to the air vent 42, if the strength of the protective film does not meet the standard, the protective film is broken, the broken toughened film passes through the air vent 5 and falls into the waste box 8, if the strength of the broken toughened film does not meet the standard, the air guide block 24 exhausts air through the air vent 42, negative pressure is generated in the pressing cylinder 37, the toughened film meeting the standard is adsorbed under the action of the rubber nozzle 38, the toughened film is driven to be drawn out of the mounting opening 9, the movable arm 17 is continuously moved upwards, the movable arm 17 is in contact with the material pushing rod 41, the material pushing rod 41 pushes the movable arm 17 to move downwards, the movable arm 17 and the positioning rod 20 are in relative positions at the moment, the valve opening 28 in the upper end of the valve rod 23 is drawn out of the air guide pipe 25, the air guide pipe 25 is sealed, the pressure in the pressing cylinder 37 is restored, the toughened film falls into the material receiving box 10, and the steps are repeated, so that the detection of the toughened film can be continuously and efficiently performed.
Overall the device not only can realize the detection to the tempering membrane, can initiatively carry out categorised the collection with unqualified and qualified material simultaneously, has reduced the amount of manual labor, and detection efficiency improves greatly simultaneously, and the practicality is stronger.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a cell-phone protection film bending stress detection device, includes the installing frame, its characterized in that still includes:
the limiting columns are arranged on the top wall of the mounting frame, one ends of the limiting columns are connected with the movable beams in a sliding mode, and mounting arms are arranged between the movable beams;
the detection mechanism is arranged between the movable beams and comprises a pressing barrel, wherein air vents are arranged on two sides of the pressing barrel, a rubber nozzle is fixedly connected with the bottom of the pressing barrel, fixed blocks are fixedly connected with two sides of the pressing barrel, one end of each fixed block is provided with an adjusting rod in a threaded penetrating manner, one side of the adjusting rod is rotatably connected with a movable arm, one side of the movable arm is provided with a material pushing rod, one end of the movable arm is provided with a positioning rod in a sliding manner, the top of the positioning rod is fixedly connected with an air pump, one side of the air pump is fixedly connected with an air guide tube, one end of the air guide tube is fixedly connected with an air guide block, a valve rod is fixedly connected on the movable arm on one side of the air guide tube and provided with a valve opening, one end of the valve rod penetrates through the air guide tube and is in sliding connection with the air guide tube, a limiting component is arranged on one side of the movable arm, a limiting groove is arranged on the side surface of the positioning rod, a telescopic component is arranged between the movable beam and the movable arm, a feeding component is arranged in an installation frame on one side of the pressing barrel, when the device is used, the pressing cylinder moves downwards to be in contact with a protective film on the feeding assembly, the pressing cylinder is driven to press the protective film downwards under the action of the telescopic assembly, the pressing cylinder and the air guide block move relatively in the pressing process, the pressure applied to the protective film by the pressing cylinder is increased along with the compression of the telescopic assembly, before the air guide block moves to the air vent position, if the strength of the protective film does not meet the standard, the protective film is broken, on the contrary, the strength meets the standard, the air guide block exhausts air through the air vent, and the toughened film meeting the standard is adsorbed under the action of the rubber nozzle;
and the driving mechanism is arranged on one side of the mounting frame and used for driving the detection mechanism.
2. The device as claimed in claim 1, wherein the limiting component includes a piston post slidably penetrating through a side wall of the movable arm, the piston post is of a T-shaped structure, one end of the piston post is sleeved with a telescopic member, two ends of the telescopic member are respectively fixedly connected to the piston post and the movable arm, and the piston post is disposed in cooperation with the limiting groove.
3. The device as claimed in claim 1, wherein the retractable assembly comprises a positioning post slidably disposed through one end of the movable arm, one end of the movable beam is fixedly connected to the positioning post, an elastic member is sleeved on the positioning post between the movable beam and the movable arm, and a top of the positioning post is fixedly connected to the air pump.
4. The device for detecting bending stress of a mobile phone protective film according to claim 1, wherein the feeding assembly comprises a mounting post, one end of the mounting post is sleeved with a material carrying disc, the material carrying disc is provided with an opening, mounting blocks are arranged on the material carrying disc at two sides of the opening, a material carrying roller is rotatably connected between the mounting blocks, and limiting sleeves are arranged at two sides of the material carrying roller.
5. The device for detecting bending stress of a mobile phone protective film according to claim 4, wherein the top of the mounting post is fixedly connected with a material receiving tray, the material receiving tray is provided with mounting openings corresponding to the through openings, the material receiving tray between the mounting openings is fixedly connected with a material receiving box, and one side of the bottom of the mounting frame is fixedly connected with a waste material box.
6. The device as claimed in claim 5, wherein the driving mechanism includes a transmission box fixed at the bottom of the mounting frame, the outer wall of the transmission box is fixedly connected to a driving motor, one end of the output shaft of the driving motor extends into the transmission box, and the other end of the output shaft is fixedly sleeved with the incomplete bevel gear.
7. The device for detecting bending stress of a protective film of a mobile phone as claimed in claim 6, wherein the bottom end of the mounting post extends into the transmission case and is fixedly connected with the transmission bevel gear, one end of the output shaft of the driving motor extends to the outside of the transmission case and is fixedly connected with the driving post, one end of the driving post passes through the mounting frame and is fixedly connected with the linkage wheel.
8. The device as claimed in claim 7, wherein the side wall of the mounting frame is rotatably connected to a rotating post, one end of the rotating post is connected to the linkage wheel via a belt, one end of the rotating post is fixedly connected to the driving wheel, a fixed shaft is disposed at one side of the driving wheel, one end of the fixed shaft is hinged to the driving arm, and the driving arm is hinged to the mounting arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210715720.0A CN114778328B (en) | 2022-06-23 | 2022-06-23 | Bending stress detection device for mobile phone protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210715720.0A CN114778328B (en) | 2022-06-23 | 2022-06-23 | Bending stress detection device for mobile phone protective film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114778328A true CN114778328A (en) | 2022-07-22 |
| CN114778328B CN114778328B (en) | 2022-09-06 |
Family
ID=82422372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210715720.0A Active CN114778328B (en) | 2022-06-23 | 2022-06-23 | Bending stress detection device for mobile phone protective film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114778328B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362464A (en) * | 2021-01-14 | 2021-02-12 | 潍坊凯速建筑科技有限公司 | Toughened glass strength detection device |
| CN113607558A (en) * | 2021-07-08 | 2021-11-05 | 安徽省路桥试验检测有限公司 | Automatic collecting equipment for detecting compressive strength and flexural strength of cement test block |
| CN215492907U (en) * | 2021-06-30 | 2022-01-11 | 深圳市德宏电子有限公司 | Protection film intensity detection device |
| CN114544377A (en) * | 2022-04-27 | 2022-05-27 | 深圳市立志德科技有限公司 | Cell-phone protection film intensity detection device |
-
2022
- 2022-06-23 CN CN202210715720.0A patent/CN114778328B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362464A (en) * | 2021-01-14 | 2021-02-12 | 潍坊凯速建筑科技有限公司 | Toughened glass strength detection device |
| CN215492907U (en) * | 2021-06-30 | 2022-01-11 | 深圳市德宏电子有限公司 | Protection film intensity detection device |
| CN113607558A (en) * | 2021-07-08 | 2021-11-05 | 安徽省路桥试验检测有限公司 | Automatic collecting equipment for detecting compressive strength and flexural strength of cement test block |
| CN114544377A (en) * | 2022-04-27 | 2022-05-27 | 深圳市立志德科技有限公司 | Cell-phone protection film intensity detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114778328B (en) | 2022-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114544377B (en) | Cell-phone protection film intensity detection device | |
| CN209257045U (en) | A kind of cutter device of waste tire | |
| CN114354049B (en) | Stress detection device for mobile phone protective film | |
| CN205686670U (en) | A kind of outer drawing type vacuum package machine | |
| CN115639064B (en) | Plastic packaging bag toughness strength detector | |
| CN211073847U (en) | Automatic rim charge cutting device of bounding wall behind environment-friendly new material freight train | |
| CN109395966A (en) | A kind of side seal mouth device of ox-hide pencil bag | |
| CN114778328B (en) | Bending stress detection device for mobile phone protective film | |
| CN115488732A (en) | Inferior gram force board processing grinding device | |
| CN204608482U (en) | A kind of waterproof cloth cutting and waste material recovery device | |
| CN208276815U (en) | A kind of plastic-steel window sealing strip press device | |
| CN116026703B (en) | Toughness detector for cable production | |
| CN109077843B (en) | Device for righting and grabbing opening of condom rubber ring through adsorption and pressing | |
| CN210098639U (en) | Stamping die for sheet metal part of automobile die | |
| CN112657903A (en) | Environment-friendly advertisement sticker cleaning equipment | |
| CN209381147U (en) | Perforating device with dust collection function | |
| CN207954391U (en) | A kind of electric vehicle waste tire intelligence cleaning cutting robot | |
| CN219132511U (en) | Crushed aggregates collection device is used in processing of EPE foam pad | |
| CN221110719U (en) | Piston drilling fixing device | |
| CN112318884A (en) | Automatic laminating device is used in screen panel production | |
| CN219056686U (en) | Bubble removing device for attached product | |
| CN214937057U (en) | Cavity glass production is with compressing tightly laminating device | |
| CN215373898U (en) | Tunnel lining disease comprehensive detection vehicle | |
| CN212602263U (en) | Reflective fabric production and processing device based on fabric production field | |
| CN220386925U (en) | Plastic spraying powder recovery device |
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 |