CN110834413A - Magnet detects hot melt integral type device - Google Patents

Magnet detects hot melt integral type device Download PDF

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Publication number
CN110834413A
CN110834413A CN201810931766.XA CN201810931766A CN110834413A CN 110834413 A CN110834413 A CN 110834413A CN 201810931766 A CN201810931766 A CN 201810931766A CN 110834413 A CN110834413 A CN 110834413A
Authority
CN
China
Prior art keywords
hot melting
magnet
hot
plate
melting
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.)
Pending
Application number
CN201810931766.XA
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Chinese (zh)
Inventor
王留元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Mitac Precision Technology Co Ltd
Suzhou Hanyang Precision Electronics Co Ltd
Original Assignee
Suzhou Hanyang Precision Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Hanyang Precision Electronics Co Ltd filed Critical Suzhou Hanyang Precision Electronics Co Ltd
Priority to CN201810931766.XA priority Critical patent/CN110834413A/en
Publication of CN110834413A publication Critical patent/CN110834413A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07Hall effect devices

Abstract

The invention discloses a magnet detection and hot melting integrated device, which comprises: a base plate; the positioning jig is arranged on the bottom plate and used for positioning a product to be detected and subjected to hot melting; the bidirectional Hall switch sensor is arranged in the positioning jig, senses whether a magnet on a product is installed or not and whether a magnetic pole is reversely installed or not, and sends a signal; the supporting frame is arranged on the bottom plate; the hot melting structure is fixed on the support frame and provided with a hot melting switch, a hot melting upper pressing plate moving up and down and a hot melting plate, the hot melting plate is arranged at the bottom of the hot melting upper pressing plate, and a hot melting column hot melting magnet is fixed below the hot melting plate and is arranged in a product; and the control unit is used for receiving and processing signals sent by the bidirectional Hall switch sensor and controlling whether the hot melting plate is pressed down for hot melting after the hot melting switch is pressed down. The magnet detection and hot melting integrated device provided by the invention integrates detection and hot melting, so that the cost is reduced, and the magnet detection and hot melting integrated device can be operated by one person during detection and hot melting, so that the risk of leakage is avoided.

Description

Magnet detects hot melt integral type device
[ technical field ] A method for producing a semiconductor device
The invention relates to a magnet detection device, in particular to a magnet detection and hot melting integrated device.
[ background of the invention ]
At present, most notebook computers automatically close the liquid crystal screen when the upper cover is closed or actively control the computer to enter a dormant state through a magnetic switch. Generally, a magnet is assembled on a plastic frame of a liquid crystal screen, a magnetic switch is arranged at a corresponding position on a notebook mainboard, when an upper cover is closed, the magnet approaches the magnetic switch, and the magnetic switch detects a magnetic field of the magnet to act, so that a control signal is sent out, the liquid crystal screen is closed or a computer enters a dormant state.
With the trend of light and thin notebook computers, due to the limitations of space and structure, the magnet cannot be fixed by the hook, the magnet can be fixed by dispensing, and there is a defective product with the magnet reversely mounted or not mounted in the magnetic pole direction during the actual assembly. Therefore, there are processes of dispensing, mounting a magnet, melting and detecting a magnetic pole of the magnet during assembly. In the prior art, the hot melting device and the detection device are used for respectively carrying out hot melting and detection, so that two persons are required to respectively operate, the cost is increased, and the risk of detection or hot melting leakage is caused.
In view of the above, there is a need to develop a magnet inspection and heat melting integrated device to overcome the above-mentioned disadvantages of high cost and detection or heat melting loss due to heat melting and detection respectively.
[ summary of the invention ]
Therefore, the invention aims to provide a magnet detection and hot melting integrated device, which is characterized in that detection and hot melting are integrated, so that the cost is low, and the problem of detection or hot melting loss is avoided.
In order to achieve the above object, a magnet detecting and heat-melting integrated device according to the present invention includes:
a base plate;
the positioning jig is arranged on the bottom plate and used for positioning a product to be detected and subjected to hot melting;
the bidirectional Hall switch sensor is arranged in the positioning jig, senses whether a magnet on a product is installed or not and whether a magnetic pole is reversely installed or not, and sends a signal;
the supporting frame is arranged on the bottom plate;
the hot melting structure is fixed on the support frame and provided with a hot melting switch, a hot melting upper pressing plate moving up and down and a hot melting plate, the hot melting plate is arranged at the bottom of the hot melting upper pressing plate, and a hot melting column hot melting magnet is fixed below the hot melting plate and is arranged in a product;
and the control unit is used for receiving and processing signals sent by the bidirectional Hall switch sensor and controlling whether the hot melting plate is pressed down for hot melting after the hot melting switch is pressed down.
Optionally, when two or more magnets are arranged on the product, the two or more corresponding hot-melting columns are arranged, the two or more corresponding bidirectional hall switch sensors are arranged, and the bidirectional hall switch sensors are connected in series.
Optionally, the magnet detection and hot melting integrated device is further provided with an alarm, the alarm is connected with the control unit, and when the magnet is not installed and the magnet is reversely installed, the alarm gives an alarm.
Optionally, the alarm is a buzzer or a diode indicator lamp.
Optionally, the support frame has four vertically arranged lead screws, and the hot-melting upper pressing plate is pivoted on the lead screws.
Optionally, a sliding rail and a sliding table are arranged on the bottom plate, the sliding table is arranged on the sliding rail in a sliding mode, and the positioning jig is arranged on the sliding table.
Optionally, the magnet detection and hot melting integrated device is provided with an air cylinder, and the air cylinder is arranged to push the sliding table to move along the sliding rail.
Optionally, both sides are equipped with the briquetting respectively on the slip table, the briquetting is pressing positioning jig.
Compared with the prior art, the magnet detection and hot melting integrated device has the advantages that the device switch is started by arranging the bidirectional Hall switch sensor, the hot melting structure and other elements, and after a product is placed on the positioning jig, the bidirectional Hall switch sensor senses whether the product is provided with the magnet or not and senses whether the magnetic pole of the magnet is reversely arranged or not; then pressing down the hot melt switch; if the magnet is not installed or the magnetic pole of the magnet is reversely installed, the control unit controls the hot melting structure not to act, the hot melting plate does not melt the product downwards, and if the magnet is installed and the magnetic pole is installed correctly, the control unit controls the hot melting structure to act, the hot melting plate melts the product downwards, and the product detection and hot melting procedures are completed. Therefore, the magnet detection and hot melting integrated device provided by the invention integrates detection and hot melting, so that the cost is reduced, and the magnet detection and hot melting integrated device can be operated by one person during detection and hot melting, so that the risk of leakage is avoided.
[ description of the drawings ]
FIG. 1 is a schematic view of an angle of the integrated device for detecting magnetic flux of the present invention.
FIG. 2 is a schematic view of another angle of the integrated device for detecting magnetic flux and heat melting according to the present invention
FIG. 3 is a schematic diagram illustrating a first state of the integrated magnet-detecting and heat-melting device according to the present invention.
FIG. 4 is a schematic diagram illustrating a second state of the integrated magnet-detecting and heat-melting device according to the present invention.
FIG. 5 is a schematic diagram illustrating a third state of the integrated device for detecting magnetic flux of the present invention.
[ detailed description ] embodiments
Referring to fig. 1 and 2, fig. 1 is a schematic view illustrating an angle of the integrated device for detecting magnet and melting according to the present invention, and fig. 2 is a schematic view illustrating another angle of the integrated device for detecting magnet and melting according to the present invention.
In a preferred embodiment, the magnet detecting and hot-melting integrated apparatus of the present invention is used for detecting whether a magnet and a magnetic pole of a product 10 are correctly installed and hot-melting the magnet in the product 10, where the product 10 may be a plastic part, such as a plastic frame of a notebook computer, and the apparatus includes:
a base plate 100;
the positioning jig 101 is arranged on the bottom plate 100 and used for positioning the product 10 to be detected and subjected to hot melting;
the bidirectional Hall switch sensor is arranged in the positioning jig 101, senses whether a magnet on the product 10 is installed or not and whether a magnetic pole is reversely installed or not, and sends out signals, and is manufactured by utilizing an integrated packaging and assembling process on the basis of the principle of Hall effect (namely when a metal or semiconductor sheet which is electrified is vertically placed in a magnetic field, the two ends of the sheet generate potential difference), so that magnetic input signals are converted into electric signals in practical application;
a support frame 102 disposed on the bottom plate 100;
the hot melting structure 103 is fixed on the support frame 102, the hot melting structure 103 is provided with a hot melting switch 104, a hot melting upper pressure plate 107 and a hot melting plate 105 which move up and down, the hot melting plate 105 can be fixed at the bottom of the hot melting upper pressure plate 107, a hot melting column 106 is fixed below the hot melting plate 105, and a hot melting magnet is arranged in the product 10 after the hot melting plate 105 and the hot melting column 106 are preheated to a certain temperature;
and the control unit is used for receiving and processing signals sent by the bidirectional Hall switch sensor and controlling whether the hot melting plate 105 is pressed down for hot melting after the hot melting switch 104 is pressed down. Specifically, the method comprises the following steps: if the signal received by the control unit is that the magnet is not installed, the hot melting structure 103 does not act after the hot melting switch 104 is pressed; if the signal received by the control unit is that the magnetic installation of the magnet is reversed, the hot melting structure 103 does not act after the hot melting switch 104 is pressed down; if the signal received by the control unit is that the magnet is installed and the magnetic pole is installed correctly, the hot melting structure 103 is actuated after the hot melting switch 104 is pressed down, and the hot melting plate 105 moves downwards to drive the hot melting column 106 to melt the magnet in the product 10.
When two or more magnets are arranged on the product 10, the hot-melting columns 106 are two or more corresponding, the two or more corresponding two or more bidirectional hall switch sensors are connected in series, so that the hot-melting structure 103 acts after the hot-melting switch 104 is pressed down when all the magnets are installed and the magnetic poles are installed correctly, and the hot-melting plate 105 moves downwards to drive the hot-melting columns 106 to melt the magnets in the product 10.
The magnet detection hot-melt integrated device is further provided with an alarm 108, the alarm 108 is connected with the control unit, and when the magnet is not installed and the magnet is reversely installed, the alarm 108 gives an alarm.
For example, when the diode indicator is turned on, the hot-melt structure does not operate when the hot-melt switch 104 is pressed, the diode indicator is not turned on, and the hot-melt structure 103 operates when the hot-melt switch 104 is pressed, so that the hot-melt plate 105 moves downward to drive the hot-melt column 106 to melt the magnet in the product 10.
The supporting frame 102 has four vertically arranged screw rods 109, and the hot-melting upper pressing plate 107 is pivoted on the screw rods 109.
The bottom plate 100 is provided with a slide rail 110 and a slide table 111, the slide table 111 is slidably disposed on the slide rail 110, and the positioning fixture 101 is disposed on the slide table 111.
The magnet detection and hot melt integrated device has an air cylinder (not shown) configured to push the sliding table 111 to move along the sliding rail 110.
Pressing blocks 112 are respectively arranged on two sides of the sliding table 111, and the pressing blocks 112 press the positioning jig 101 to prevent the positioning jig 101 from moving on the sliding table 111.
Referring to fig. 3 to 5, fig. 3 is a schematic diagram illustrating a first state of the integrated magnet-detecting and heat-melting device of the present invention, fig. 4 is a schematic diagram illustrating a second state of the integrated magnet-detecting and heat-melting device of the present invention, and fig. 5 is a schematic diagram illustrating a third state of the integrated magnet-detecting and heat-melting device of the present invention.
In a preferred embodiment, when the magnet detection and hot melting integrated device works, firstly, the power supply of the device is started, and the product 10 to be detected and subjected to hot melting is placed on the positioning jig 101; the sliding table 111 drives the positioning jig 101 to slide to the lower part of the hot melt plate 105; the bidirectional hall switch sensor senses whether the product 10 is provided with a magnet and senses whether the magnetic pole of the magnet is reversely arranged; and then the hot melting switch 104 is pressed, if the magnet is not installed or the magnetic pole of the magnet is installed reversely, the control unit controls the hot melting structure 103 not to act, the hot melting plate 105 does not melt the product 10 downwards, and if the magnet is installed and the magnetic pole is installed correctly, the control unit controls the hot melting structure 103 to act, the hot melting plate 105 drives the hot melting column 106 to melt the product 10 downwards, so that the detection and hot melting processes of the product 10 are completed.
Compared with the prior art, the magnet detection and hot melting integrated device provided by the invention has the advantages that the bidirectional Hall switch sensor is arranged to sense whether the magnet is arranged on the product or not and sense whether the magnetic pole of the magnet is reversely arranged or not; then the control unit controls whether the hot melting plate 105 is pressed down for hot melting after the hot melting switch 104 is pressed down according to the received signal sent by the bidirectional Hall switch sensor, and the detection and hot melting process of the product 10 are completed. Therefore, the magnet detection and hot melting integrated device provided by the invention integrates detection and hot melting, so that the cost is reduced, and the magnet detection and hot melting integrated device can be operated by one person during detection and hot melting, so that the risk of leakage is avoided.

Claims (8)

1. A magnet detects hot melt integral type device which characterized in that includes:
a base plate;
the positioning jig is arranged on the bottom plate and used for positioning a product to be detected and subjected to hot melting;
the bidirectional Hall switch sensor is arranged in the positioning jig, senses whether a magnet on a product is installed or not and whether a magnetic pole is reversely installed or not, and sends a signal;
the supporting frame is arranged on the bottom plate;
the hot melting structure is fixed on the support frame and provided with a hot melting switch, a hot melting upper pressing plate moving up and down and a hot melting plate, the hot melting plate is arranged at the bottom of the hot melting upper pressing plate, and a hot melting column hot melting magnet is fixed below the hot melting plate and is arranged in a product;
and the control unit is used for receiving and processing signals sent by the bidirectional Hall switch sensor and controlling whether the hot melting plate is pressed down for hot melting after the hot melting switch is pressed down.
2. The magnet-detecting and hot-melting integrated device according to claim 1, wherein when two or more magnets are provided on the product, the hot-melting posts are correspondingly two or more, the bidirectional hall switch sensors are correspondingly two or more, and the bidirectional hall switch sensors are connected in series.
3. The magnet-detecting hot-melt integrated device according to claim 1, further comprising an alarm connected to the control unit, wherein the alarm gives an alarm when the magnet is not installed and the magnet is installed reversely.
4. The magnet-detecting hot-melt integrated device according to claim 3, wherein the alarm is a buzzer or a diode indicator.
5. The magnet-detecting hot-melt integrated device according to claim 1, wherein the supporting frame has four vertically arranged screws, and the hot-melt upper pressing plate is pivoted on the screws.
6. The magnet detection and hot melt integrated device according to claim 1, wherein the bottom plate is provided with a slide rail and a slide table, the slide table is slidably arranged on the slide rail, and the positioning jig is arranged on the slide table.
7. The magnet detecting and heat fusing integrated apparatus of claim 6, wherein the magnet detecting and heat fusing integrated apparatus has a cylinder configured to push the sliding table to move along the sliding rail.
8. The magnet detection and hot melt integrated device as claimed in claim 6, wherein two sides of the sliding table are respectively provided with a pressing block, and the pressing blocks press the positioning jig.
CN201810931766.XA 2018-08-16 2018-08-16 Magnet detects hot melt integral type device Pending CN110834413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810931766.XA CN110834413A (en) 2018-08-16 2018-08-16 Magnet detects hot melt integral type device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810931766.XA CN110834413A (en) 2018-08-16 2018-08-16 Magnet detects hot melt integral type device

Publications (1)

Publication Number Publication Date
CN110834413A true CN110834413A (en) 2020-02-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810931766.XA Pending CN110834413A (en) 2018-08-16 2018-08-16 Magnet detects hot melt integral type device

Country Status (1)

Country Link
CN (1) CN110834413A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931719A (en) * 1988-08-05 1990-06-05 Mitsubishi Denki Kabushiki Kaisha Hall-effect sensor arrangement
CN103308556A (en) * 2012-03-13 2013-09-18 汉达精密电子(昆山)有限公司 Automatic detection device for neglected loading of magnet and magnetic pole direction
CN203876353U (en) * 2014-05-30 2014-10-15 信阳圆创磁电科技有限公司 System device for adhering magnet on iron sheet
CN104551594A (en) * 2014-12-15 2015-04-29 东莞龙昌数码科技有限公司 Magnet detecting device of magnet automatic assembling machine
CN105437532A (en) * 2014-09-26 2016-03-30 汉达精密电子(昆山)有限公司 Hot melt apparatus preventing reverse installation of magnet poles
CN205522475U (en) * 2016-01-28 2016-08-31 苏州恒善通电子科技有限公司 Pressfitting hot melt tool
CN106772153A (en) * 2016-11-28 2017-05-31 歌尔科技有限公司 A kind of electronic product magnet polarities verifying attachment and its method
CN106891529A (en) * 2015-12-21 2017-06-27 汉达精密电子(昆山)有限公司 Automatic thermofusion device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931719A (en) * 1988-08-05 1990-06-05 Mitsubishi Denki Kabushiki Kaisha Hall-effect sensor arrangement
CN103308556A (en) * 2012-03-13 2013-09-18 汉达精密电子(昆山)有限公司 Automatic detection device for neglected loading of magnet and magnetic pole direction
CN203876353U (en) * 2014-05-30 2014-10-15 信阳圆创磁电科技有限公司 System device for adhering magnet on iron sheet
CN105437532A (en) * 2014-09-26 2016-03-30 汉达精密电子(昆山)有限公司 Hot melt apparatus preventing reverse installation of magnet poles
CN104551594A (en) * 2014-12-15 2015-04-29 东莞龙昌数码科技有限公司 Magnet detecting device of magnet automatic assembling machine
CN106891529A (en) * 2015-12-21 2017-06-27 汉达精密电子(昆山)有限公司 Automatic thermofusion device
CN205522475U (en) * 2016-01-28 2016-08-31 苏州恒善通电子科技有限公司 Pressfitting hot melt tool
CN106772153A (en) * 2016-11-28 2017-05-31 歌尔科技有限公司 A kind of electronic product magnet polarities verifying attachment and its method

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