CN106644934B - Electronic product shell and body bonding strength detection tool - Google Patents
Electronic product shell and body bonding strength detection tool Download PDFInfo
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- CN106644934B CN106644934B CN201611267040.8A CN201611267040A CN106644934B CN 106644934 B CN106644934 B CN 106644934B CN 201611267040 A CN201611267040 A CN 201611267040A CN 106644934 B CN106644934 B CN 106644934B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Physics & Mathematics (AREA)
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- Machine Tool Sensing Apparatuses (AREA)
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Abstract
The invention discloses a detection tool for the bonding strength of an electronic product shell and a body, which is provided with an air cylinder and a workpiece fixing seat, wherein a preset distance is arranged between the air cylinder and the workpiece fixing seat, a workpiece to be detected is fixed on the workpiece fixing seat, the air cylinder is horizontally arranged and comprises an air cylinder guide rail and an air cylinder sliding block, the front end of the air cylinder sliding block is provided with a pushing block, the air cylinder sliding block moves towards the workpiece fixing seat when the air cylinder is started, and the pushing block is applied to the shell of the workpiece to detect when the air cylinder is moved to the workpiece position. The invention adopts automatic detection to the workpiece, and has high detection speed and high detection accuracy.
Description
Technical Field
The invention relates to a detection tool for the bonding strength of an electronic product shell and a body, which is used for detecting the bonding strength of the shell and the electronic product body. The invention can also be applied to other products with shells, and is not limited to electronic products.
Background
In the prior art, in order to ensure the connection strength of the shell and the body, the tightness and the waterproof property of the electronic product with the shell, the dispensing of the matching part of the shell and the body is required, and the process often has the risks of leakage dispensing and insufficient dispensing quantity of operators.
If manual inspection is adopted, for example, the shell of the electronic product is broken by hand, accurate detection cannot be achieved because of uneven force, and the detection speed is low.
Disclosure of Invention
In view of the problems in the prior art, the invention provides a detection tool for the bonding strength of an electronic product shell and a body, which adopts automatic detection and utilizes an air cylinder to push the electronic product shell to detect the connection strength of the shell and the body.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the utility model provides an electronic product casing and body joint strength detect frock, is provided with cylinder and work piece fixing base, be provided with predetermined interval between cylinder and the work piece fixing base, wait to detect the work piece and fix on the work piece fixing base, the cylinder is placed horizontally, including cylinder guide rail and cylinder slider, cylinder slider front end is provided with the thrust piece, when starting the cylinder slider orientation the work piece fixing base removes, removes to the casing of work piece exerts the thrust and detects when the work piece position.
Further, the cylinder block applies a pushing force to the workpiece for 2 seconds, and then automatically retracts.
Further, the detection tool is provided with a bottom plate, and the air cylinder and the workpiece fixing seat are fixed on the bottom plate.
Further, the pushing block is L-shaped, and a notch matched with the shape of the shell of the workpiece to be detected is formed in the front end of the pushing block; the pushing block is made of rubber or plastic.
Further, a plurality of workpieces are fixed on the workpiece fixing seat, and thrust is applied to the plurality of workpieces simultaneously for detection.
Further, a groove is formed in the workpiece fixing seat to fix the workpiece, and a shell of the workpiece is exposed out of the groove.
Further, two electromagnetic switches around being provided with on the cylinder guide rail, the cylinder slider removes the in-process and triggers different electromagnetic switch respectively, when triggering preceding electromagnetic switch, the cylinder slider is received back initial position, when triggering the back electromagnetic switch, the cylinder slider stretches out again and detects the work piece.
Further, the cylinder slide block has two strokes, the first extension applies thrust to the workpiece for 2 seconds, then the cylinder slide block is automatically retracted, and when the electromagnetic switch is triggered, the cylinder slide block extends again to detect the workpiece.
Further, the detection tool is provided with an outer control box, an electromagnetic valve control air pressure pipeline is arranged in the outer control box, and an air pipe through hole, a cable through hole and a starting button are arranged on the outer control box.
Further, the detection tool is provided with a mechanical arm, and the workpiece is automatically taken and placed.
The invention adopting the technical scheme has the following advantages:
the invention adopts automatic detection to the workpiece, and has high detection speed and high detection accuracy.
The invention only damages the unqualified products, and does not damage the involutory products, so that the invention not only can detect the defective products, but also has safety.
The invention is used for detecting the connection strength of the shell and the body, so the invention can be also suitable for common products with shells, and is not limited to electronic products.
Drawings
FIG. 1 is a block diagram of a detection tool according to embodiment 1 of the present invention;
fig. 2 is a structural diagram of an external control box of embodiment 1 of the present invention;
FIG. 3 is a working state diagram of the detection tool according to the embodiment 1 of the present invention;
FIG. 4 is a diagram illustrating a structure of a detecting tool according to embodiment 2 of the present invention;
fig. 5 is a structural diagram of an external control box of embodiment 2 of the present invention;
FIG. 6 is a working state diagram of the detection tool according to embodiment 2 of the present invention;
FIG. 7 is a working state diagram of the detection tool according to embodiment 2 of the present invention;
FIG. 8 is an enlarged partial view of FIG. 4;
fig. 9 is a control schematic diagram of the detection tool according to embodiment 2 of the present invention.
In the figure: 1. a bottom plate; 2. a backing plate; 3. a cylinder guide rail; 4. a cylinder slider; 5. pushing the block; 6. a workpiece fixing seat; 7. a workpiece; 8. a start button; 9. an air inlet pipe; 10. an air outlet pipe; 11. an electromagnetic switch; 12. an electromagnetic switch; 13. a cable; a. sensing a position; b. sensing position.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
Example 1
In this embodiment, a tool for detecting the bonding strength between a housing and a body of an electronic product is provided with an air cylinder and a workpiece fixing seat 6, a predetermined distance is provided between the air cylinder and the workpiece fixing seat 6, a workpiece 7 to be detected is fixed on the workpiece fixing seat 6, the air cylinder is horizontally placed, the tool comprises an air cylinder guide rail 3 and an air cylinder sliding block 4, a pushing block 5 is arranged at the front end of the air cylinder sliding block 4, the air cylinder sliding block 4 moves towards the workpiece fixing seat 6 when the air cylinder is started, and pushing force is applied to the housing of the workpiece 7 to detect when the air cylinder sliding block moves to the position of the workpiece 7.
It is also permissible if the thrust force is applied to other portions of the workpiece 7 to enable detection of the strength of connection of the housing to the body, the principle being the same as the present invention.
The predetermined distance between the cylinder and the workpiece fixing seat 6 is to provide a moving space for the cylinder slide 4.
The cylinder block 4 applies a pushing force to the work 7 for 2 seconds and then automatically withdraws. If the shell and the body of the workpiece 7 are not separated and cracked and still are firmly bonded, the workpiece 7 is proved to be a qualified product, otherwise, the workpiece 7 is a defective product.
As shown in fig. 1, the detection tool is provided with a bottom plate 1, and an air cylinder and a workpiece fixing seat 6 are fixed on the bottom plate 1. In order to coordinate the height between the cylinder slide 4 and the workpiece fixing seat 6, a cushion plate 2 can be additionally arranged at the lower part of the cylinder.
As shown in fig. 1, the pushing block 5 is L-shaped, and the front end of the pushing block is provided with a notch matched with the shape of the shell of the workpiece 7 to be detected; the pushing block 5 is made of rubber or plastic.
The workpiece fixing seat 6 is provided with a groove for fixing the workpiece 7, and the shell of the workpiece 7 needs to be exposed out of the groove. If the work 7 is turned upside down, the housing is not exposed to the recess, but other portions are exposed to the recess, and it is also allowable that the pushing force is applied to other portions of the work 7 to enable the detection of the connection strength of the housing to the body. An elongated earphone wire slot is further arranged on one side of the workpiece fixing seat 6, and earphone wires are placed in the elongated earphone wire slot to avoid blocking actions of the air cylinder.
In fig. 1, only 1 workpiece is fixed on the workpiece fixing seat 6, and a plurality of workpieces can be fixed on the workpiece fixing seat 6 to simultaneously apply thrust to the plurality of workpieces for detection.
Correspondingly, a plurality of grooves are required to be formed in the workpiece fixing seat 6 to fix the workpieces respectively, the workpieces are arranged in 1 row and are pushed by the pushing block 5, and a plurality of notches matched with the shell shape of the workpiece to be detected are also required to be formed in the front end of the pushing block 5.
As shown in fig. 2, the detection tool is provided with an outer control box, an electromagnetic valve control air pressure pipeline (not shown) is arranged in the outer control box, and an air pipe through hole and a start button 8 are arranged on the outer control box. The air pipe through holes are respectively provided for the air inlet pipe 9 and the air outlet pipe 10 to pass through, compressed air is supplied to the air cylinder, and the compressed air needs to pass through the control of the electromagnetic valve. The start button 8 is an operation switch of the whole system.
In order to accelerate the detection speed, a mechanical arm can be arranged for the detection tool, and the workpiece 7 can be automatically taken and placed. The manipulator can move up and down and horizontally, and the workpiece 7 is automatically taken and placed on the workpiece fixing seat 6. The manipulator can be installed on a triaxial moving platform to realize three-dimensional movement.
Example 2
As shown in fig. 4, 6 and 7, in embodiment 2 of the present invention, the detection tool has the following distinguishing design features: the cylinder guide rail 3 is provided with a front electromagnetic switch 11 and a rear electromagnetic switch 12, different electromagnetic switches are respectively triggered in the moving process of the cylinder slide block 4, when the electromagnetic switch 11 is triggered, the cylinder slide block 4 is retracted to the initial position, and when the electromagnetic switch 12 is triggered, the cylinder slide block 4 is extended again to detect the workpiece 7.
The electromagnetic switches 11 and 12 correspond to the a sensing position and the b sensing position, respectively. The electromagnetic switch can be triggered when the tail end of the cylinder slide block 4 moves to the induction position.
The electromagnetic switch 11 is provided to prevent the cylinder from running out of position, and the thrust to the workpiece is too large, so that the workpiece is damaged. In the normal detection process of the detection tool, the cylinder slide block 4 does not trigger the electromagnetic switch 11 and only triggers the electromagnetic switch 12.
In the normal detection process of the detection tool, the cylinder slide block 4 has two strokes, the first extension applies thrust to the workpiece 7 for 2 seconds, then the cylinder slide block 4 automatically withdraws, and when the electromagnetic switch 12 is triggered, the cylinder slide block 4 extends again to detect the workpiece 7.
The work 7 is pressed twice, and the detection accuracy can be improved. The cylinder block 4 moves closer to the b sensing position than to the initial position.
The control principle of the detection tool in this embodiment is shown in fig. 9.
As shown in fig. 5, the detection tool is provided with an outer control box, an electromagnetic valve control air pressure pipeline (not shown) is arranged in the outer control box, and an air pipe through hole and a start button 8 are arranged on the outer control box. The air pipe through holes are respectively provided for the air inlet pipe 9 and the air outlet pipe 10 to pass through, compressed air is supplied to the air cylinder, and the compressed air needs to pass through the control of the electromagnetic valve. The start button 8 is an operation switch of the whole system.
The outer control box is also provided with a cable through hole for the cable 13 to pass through. One end of the cable 13 is connected with the control unit in the outer control box, and after being led out through the cable via hole, the other end of the cable is respectively connected with the electromagnetic switch 11 and the electromagnetic switch 12. The control unit can adopt a singlechip.
The foregoing is merely illustrative of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (5)
1. The tool for detecting the bonding strength of the electronic product shell and the body is characterized by comprising an air cylinder and a workpiece fixing seat, wherein a preset distance is arranged between the air cylinder and the workpiece fixing seat, a workpiece to be detected is fixed on the workpiece fixing seat, the air cylinder is horizontally arranged and comprises an air cylinder guide rail and an air cylinder sliding block, a pushing block is arranged at the front end of the air cylinder sliding block, and a plurality of notches matched with the shape of the shell of the workpiece to be detected are formed in the pushing block; the workpiece fixing seat is provided with a groove for fixing the workpiece, and the shell of the workpiece is exposed out of the groove; the detection tool is provided with a bottom plate, and the air cylinder and the workpiece fixing seat are fixed on the bottom plate; the cylinder guide rail is provided with a first electromagnetic switch and a second electromagnetic switch; the first electromagnetic switch corresponds to a first induction position, the second electromagnetic switch corresponds to a second induction position, and the electromagnetic switch can be triggered when the tail end of the cylinder sliding block moves to the induction position;
in the detection process, when the cylinder is started, the cylinder sliding block horizontally moves towards the workpiece fixing seat, and when the cylinder sliding block moves to the workpiece position, the thrust is applied to the shell of the workpiece to detect;
in the one-time detection process, the cylinder slide block has two strokes, the first extension applies thrust to the workpiece for 2 seconds, then the cylinder slide block is automatically retracted and moves to the second induction position, and the cylinder slide block extends again to detect the workpiece.
2. The detection tool according to claim 1, wherein the pushing block is L-shaped, and a notch matched with the shape of a shell of the workpiece to be detected is formed in the front end of the pushing block; the pushing block is made of rubber or plastic.
3. The detection tool according to claim 1, wherein a plurality of workpieces are fixed on the workpiece fixing seat, and thrust is applied to the plurality of workpieces simultaneously for detection.
4. The detection tool according to claim 1, wherein the detection tool is provided with an outer control box, an electromagnetic valve control pneumatic pipeline is arranged in the outer control box, and an air pipe via hole, a cable via hole and a start button are arranged on the outer control box.
5. The inspection tool according to claim 1, wherein the inspection tool is equipped with a robot arm to automatically pick and place the workpiece.
Priority Applications (1)
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CN201611267040.8A CN106644934B (en) | 2016-12-31 | 2016-12-31 | Electronic product shell and body bonding strength detection tool |
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CN201611267040.8A CN106644934B (en) | 2016-12-31 | 2016-12-31 | Electronic product shell and body bonding strength detection tool |
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CN106644934A CN106644934A (en) | 2017-05-10 |
CN106644934B true CN106644934B (en) | 2023-10-17 |
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CN107167425B (en) * | 2017-05-18 | 2019-07-12 | 河北省环保产品质量监督检验研究院 | A kind of plastic film Decolorant Test automatic tester |
CN109932314A (en) * | 2019-04-13 | 2019-06-25 | 苏州埃缇益自动化科技有限公司 | Counter weight type product bond strength test machine |
CN113494996B (en) * | 2020-04-07 | 2024-07-09 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Intensity testing system for suspension sensing device |
CN113494995B (en) * | 2020-04-07 | 2024-07-09 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Intensity testing system for suspension sensing device |
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