CN107838594B - Television set examines maintenance unit - Google Patents
Television set examines maintenance unit Download PDFInfo
- Publication number
- CN107838594B CN107838594B CN201711382519.0A CN201711382519A CN107838594B CN 107838594 B CN107838594 B CN 107838594B CN 201711382519 A CN201711382519 A CN 201711382519A CN 107838594 B CN107838594 B CN 107838594B
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- China
- Prior art keywords
- sleeve
- block
- sliding
- briquetting
- limit plate
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
Abstract
The invention belongs to for workpiece fixation or positioning device field, maintenance unit is examined more particularly to a kind of television set, including rack, turntable is rotatably connected in rack, rack is equipped with sleeve, electromagnet is disposed in sleeve from top to bottom, sliding block, limit plate and briquetting, sliding block, limit plate and briquetting are slidably connected in sleeve, electromagnet is installed in sleeve, sleeve is stretched out in one end of limit plate, first sliding groove is provided on turntable, fixed block and first switch are fixedly installed in first sliding groove, shift plate is slidably connected in first sliding groove, gap is provided on the sleeve, spill spin block is rotatably connected in gap, second sliding slot is also provided in rack, second switch is fixedly installed in second sliding slot, welding gun is slidably connected in second sliding slot, one end that limit plate stretches out sleeve offsets with welding gun.The step of spot welding can be simplified using the present invention, improves processing efficiency.
Description
Technical field
The invention belongs to for workpiece fixation or positioning device field, and in particular to a kind of television set examines maintenance dress
It sets.
Background technique
In household electrical appliances maintenance process, the failure often on circuit board is more, needs to disassemble circuit board, according to damage
Place repairs, and needs to make circuit connection by spot welding in circuit board repair, and circuit board needs not stop in pinpoint welding procedure
Walking circuit plate, but need for circuit board to be fixed again in spot welding, avoid it that movement occurs and spot welding position is caused to send out
Life deviates and influences maintenance effect.
For this purpose, Chinese patent CN107363449A discloses a kind of fixed device of household electrical appliances circuit board spot welding, including it is pedestal, vertical
Column, crossbeam and mounting table；The turntable being equipped on pedestal on vertical direction, rotation setting mounting table on turntable；The crossbeam
On be fixed with sleeve straight down, the lower end of sleeve is inserted with telescopic rod；Sliding is provided with sliding block in the sleeve, sliding block with
It is fixedly connected with spring between telescopic rod, permanent magnet, the corresponding sleeve top in the top of permanent magnet are fixedly installed on the upside of sliding block
Portion is fixedly installed with electromagnet；Shaft is installed in the lower end of the telescopic rod, shaft is mounted on pressing plate by bearing.
But there are the following problems for above-mentioned patent: when needing to carry out spot welding processing to circuit board, need first to stir turntable,
The switch of electromagnet and the switch of welding gun are pressed again, and operating process is cumbersome, and processing efficiency is low.
Summary of the invention
For this purpose, the present invention provides a kind of television sets to examine maintenance unit, operating process is simplified to reach, improves processing effect
The purpose of rate.
Technical scheme is as follows:
Television set examines maintenance unit, including rack, is rotatably connected to turntable in rack, is further fixedly arranged in rack
Sleeve is fixedly installed electromagnet in sleeve, is also disposed with sliding block, partition, limit plate and briquetting from top to bottom in sleeve,
Sliding block, limit plate and briquetting are slidably connected in sleeve, and electromagnet is located above sliding block, partition and the fixed company of sleeve lining
It connects, the second spring across partition is connected between sliding block and limit plate, sleeve, briquetting one end and limit are stretched out in one end of limit plate
Position plate is fixedly connected, and the briquetting other end stretches out sleeve, is provided with first sliding groove on turntable, is fixedly installed fixation in first sliding groove
Block and first switch, first switch are used to control the power on/off of electromagnet, slidably connect shift plate in first sliding groove, shift plate is used for
It compresses first switch and offsets with fixed block, third spring is connected between fixed block and shift plate, is provided with gap on the sleeve,
It is rotatably connected to spill spin block in gap, sliding block is used to support dynamic spill spin block rotation, second sliding slot is also provided in rack, in second sliding slot
It is fixedly installed second switch, welding gun is slidably connected in second sliding slot, is connected with the 4th between welding gun and second sliding slot inner wall
Spring, second switch are used to control the opening and closing of welding gun, and one end that limit plate stretches out sleeve offsets with welding gun, and limit plate is for driving
Welding gun sliding.
Technical principle of the invention is:
Rack is used to support whole device, when needing the other positions to circuit board to weld, pushes shift plate, shift plate
It is slid into first sliding groove after compressing first switch, first switch controls electromagnet and is powered, and electromagnet generates magnetic after being powered
Attract sliding block to move upwards, and then coupled limit plate and briquetting is pulled to move upwards, circuit board is made to lose the pressure of briquetting
Tightly；Shift plate is continued to press at this time, and shift plate supports to fixed block and then drives turntable rotation, to make the electricity being placed on turntable
Road plate rotates with turntable, after turning to the angle of needs, stops pushing shift plate, shift plate is under the action of third spring
It resets, after first switch loses the compressing of shift plate, first switch controls electromagnet power-off, and electromagnet loses magnetism, and sliding block loses
Attraction moves downward under gravity, and then presses limit plate and briquetting moves downward, and realizes and compresses to circuit board；By
Offset in one end that limit plate stretches out sleeve with welding gun, therefore when limit plate moves downward, press welding gun in second sliding slot to
Lower slider, when briquetting compresses circuit board, limit plate stop motion, the bottom that welding gun moves to second sliding slot at this time compresses second
Switch, second switch control welding gun and open, to carry out spot welding to circuit board.It is moved downward in the sliding block attraction that loses magnetism
When, push rotating block to rotate, the space above sliding block between sleeve increases at this time, and extraneous air enters from opening position
In sleeve；When sliding block again moved upwards by magnetic attracting force when, rotating block rotates again, due to partition by sleeve every
It opens, therefore the gas in sleeve will not flow out from limit plate, since the space above sliding block between sleeve reduces, in sleeve
Air blown out from opening position, the air of blowout can be blowed cooling with butt welding point, accelerate solder joint and solidify.
The beneficial effects of the present invention are:
1, it by pushing shift plate, the power on/off of control turntable rotation and electromagnet, while controlling the height of welding gun and opening
Close, with need to push push plate then to press electromagnet and welding gun again in the prior art switch for, pass through a series of linkage
Device only need to push shift plate that can be processed, and simplify cumbersome step, improve processing efficiency.
2, spill spin block is set, using reciprocating motion of the sliding block in sleeve, generates air-flow and cools down to circuit board, and it is existing
Have for restarting the blowing of blower butt welding point after the completion of the weldering of technology midpoint, do not need to carry out additional operation can butt welding point carry out
Solder joint solidification is accelerated in blowing, easy to operate.
Preferred embodiment one: the first spring is connected with as the preferred of basic scheme, between electromagnet and sliding block.Work as electromagnet
After energization, generating magnetism can attract sliding block to move upwards, and the first spring is arranged between electromagnet and sliding block and plays buffer function,
It avoids sliding block stress from hitting electromagnet to damage so as to cause electromagnet and sliding block, while also reducing noise.
Preferred embodiment two: preferably one it is preferred, when the briquetting compresses circuit board, sliding block and spill spin block phase
It supports.When briquetting compresses circuit board, sliding block and spill spin block are still in the state to offset, and when briquetting compresses circuit board, sliding block
For moving to below spill spin block, can be avoided when sliding block moves upwards, it is stuck at spill spin block, while avoid sliding block and
The shock of spill spin block between the two, avoids damaging, and reduces noise.
Preferred embodiment three: preferably two it is preferred, the spill spin block is hinged on sleeve, spill spin block and sleeve
Hinged place is equipped with torsional spring.When sliding block moves downward, spill spin block rotation is pushed, torsional spring stores power, when sliding block moves upwards, rotation
Block loses compressing for sliding block, resets under the action of torsional spring.
Preferred embodiment four: preferably three it is preferred, one end of the turntable and briquetting and circuit board contacts is equal
Equipped with rubber layer.Be welded with tiny element on circuit board, setting rubber layer can to avoid metal turntable and briquetting right
The element on circuit board and circuit board is damaged when circuit board is compressed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention will be further described in detail:
Appended drawing reference in Figure of description includes: rack 1, sleeve 2, electromagnet 3, sliding block 4, the first spring 5, rotating block
6, briquetting 7, limit plate 8, second spring 9, turntable 10, shift plate 11, fixed block 12, first switch 13, third spring 14, partition
15, welding gun 16, second switch 17, the 4th spring 18, the first gap 19, blower 20.
As shown in Figure 1, television set examines maintenance unit, including rack 1,1 top vertical of rack to be welded with sleeve 2 downwards,
2 upper end inner wall of sleeve is welded with electromagnet 3, and sliding block 4, the magnetism and the magnetism of electromagnet 3 of sliding block 4 are slidably connected in sleeve 2
On the contrary, being welded with the first spring 5 between sliding block 4 and electromagnet 3, the lower end surface of 4 two sides of sliding block is inclined-plane；The middle part of sleeve 2
Two sides are provided with the first gap 19, are hinged with rotating block 6 in two the first gap 19, sleeve 2 is protruded into the lower end of rotating block 6
Interior protrusion, raised upper surface are inclined-plane, and the inclined-plane on raised inclined-plane and sliding block 4 matches；In the sleeve 2 of 4 lower section of sliding block
It is also welded with partition 15, slidably connects briquetting 7 in the sleeve 2 of 15 lower section of partition, 7 upper end of briquetting is welded with limit plate 8, sleeve
2 right sides are provided with the second gap, and the right end of limit plate 8 passes through the second gap and stretches out sleeve 2, is welded between sliding block 4 and limit plate 8
Second spring 9, second spring 9 is hard spring and passes through partition 15, and 7 lower end of briquetting can stretch out sleeve 2；1 bottom of rack turns
It is dynamic to be connected with turntable 10, it is provided with first sliding groove on front side of turntable 10, shift plate 11, first sliding groove are slidably connected in first sliding groove
Right end be welded with fixed block 12, be connected with first switch 13 in first sliding groove, first switch 13 is used to control the logical of electromagnet 3
Power-off, is welded with third spring 14 between shift plate 11 and fixed block 12, the side that shift plate 11 and first sliding groove fit is and turns
The arcwall face that platform 10 matches is moved, blower 20 is fixedly connected on two the first gap 19,20 lower end of blower, which is located at, to be turned
The top of dynamic platform 10；Rack is provided with second sliding slot on 1 right side, and welding gun 16, the right end of limit plate 8 are slidably connected in second sliding slot
It offseting with 16 top of welding gun, second sliding slot bottom is welded with second switch 17, and second switch 17 is used to control the opening and closing of welding gun 16,
Welding gun 16 and second sliding slot upper end are welded with the 4th spring 18.
When specific works, welded again when needs turn an angle the circuit board being placed on turntable 10
When, push shift plate 11 to rotate, shift plate 11 moves to when offseting with fixed block 12, compresses first switch 13, and first switch 13 controls
Electromagnet 3 is powered, and sliding block 4 is attracted to move upwards, and then briquetting 7 is pulled to move upwards, and briquetting 7 is made to leave turntable 10；At this time
Continue to move shift plate 11 with hand push, after so that shift plate 11 is pushed against fixed block 12, continues to press on shift plate 11 and rotate and then make 10 turns of turntable
It is dynamic, circuit board is rotated, after rotating suitable angle, stops pushing shift plate 11, shift plate 11 is under the action of third spring 14
Reset, control electromagnet 3 powers off after first switch 13 loses the compressing of shift plate 11, and electromagnet 3 loses magnetism at this time, sliding block 4 by
It is moved downward in the elastic force of gravity and the first spring 5, and then presses briquetting 7 and move downward, circuit board is completed to compress.Briquetting 7
During moving downward, limit plate 8 is moved downward with briquetting 7, and limit plate 8 presses welding gun 16 in second sliding slot to downslide
Dynamic, when briquetting 7 is completed to compress to circuit board, 8 stop motion of limit plate, welding gun 16 moves to second sliding slot bottom and compresses second
Switch 17, while welding gun 16 is also positioned in circuit board, second switch 17 controls the unlatching of welding gun 16 and carries out a little to circuit board
Weldering.When sliding block 4 moves downward, the rotating block 6 being hinged on sleeve 2 is pushed to turn an angle, when pressing plate is complete to circuit board
When at compressing, sliding block 4 offsets with rotating block 6, and rotating block 6 is avoided to reset, and the space between 4 top of sliding block and sleeve 2 increases at this time
Greatly, therefore outside air is flowed into sleeve 2 by blower 20 by the first gap 19；When electromagnet 3 is powered, sliding block 4 is drawn
When rising, rotating block 6 resets after rotating again, and partition 15 prevents the gas in sleeve 2 from flowing out from the second opening position, while by
It is moved upwards in sliding block 4 in sleeve 2, causes 4 top of sliding block to reduce with the space in sleeve 2, therefore the gas in sleeve 2 flows through
First gap 19 is blown out by the lower ending opening of blower 20, and cooling, which is blowed, to circuit board solidifies solder joint quickly.
When sliding block 4 moves upwards, limit plate 8 is pulled to move upwards, welding gun 16 loses compressing for limit plate 8 at this time,
It is resetted upwards under the action of 4th spring 18, control welding gun 16 is closed after second switch 17 loses the compressing of welding gun 16.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Make several modifications and improvements.These also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (5)
1. television set examines maintenance unit, including rack, it is rotatably connected to turntable in rack, set is further fixedly arranged in rack
Tin, electromagnet is fixedly installed in sleeve, it is characterised in that: is also disposed with sliding block, partition, limit in sleeve from top to bottom
Plate and briquetting, sliding block, limit plate and briquetting are slidably connected in sleeve, and electromagnet is located above sliding block, in partition and sleeve
Wall is fixedly connected, and the second spring across partition is connected between sliding block and limit plate, and sleeve, briquetting are stretched out in one end of limit plate
One end is fixedly connected with limit plate, and the briquetting other end stretches out sleeve, and first sliding groove is provided on turntable, and fixation is set in first sliding groove
It is equipped with fixed block and first switch, first switch is used to control the power on/off of electromagnet, slidably connects shift plate in first sliding groove,
Shift plate is connected with third spring for compressing first switch and offset with fixed block between fixed block and shift plate, on the sleeve
It is provided with gap, spill spin block is rotatably connected in gap, blower is fixedly connected on gap, blower lower end is located at turntable
Top, sliding block are used to support dynamic spill spin block rotation, are also provided with second sliding slot in rack, second is fixedly installed in second sliding slot and is opened
It closes, slidably connects welding gun in second sliding slot, the 4th spring is connected between welding gun and second sliding slot inner wall, second switch is used for
The opening and closing of welding gun is controlled, one end that limit plate stretches out sleeve offsets with welding gun, and limit plate is for driving welding gun to slide.
2. television set as described in claim 1 examines maintenance unit, it is characterised in that: be connected with the between electromagnet and sliding block
One spring.
3. television set as claimed in claim 2 examines maintenance unit, it is characterised in that: sliding when the briquetting compresses circuit board
Block offsets with spill spin block.
4. television set as claimed in claim 3 examines maintenance unit, it is characterised in that: the spill spin block is hinged on sleeve,
The hinged place of spill spin block and sleeve is equipped with torsional spring.
5. television set as claimed in claim 4 examines maintenance unit, it is characterised in that: the turntable and briquetting and circuit board
One end of contact is equipped with rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382519.0A CN107838594B (en) | 2017-12-20 | 2017-12-20 | Television set examines maintenance unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711382519.0A CN107838594B (en) | 2017-12-20 | 2017-12-20 | Television set examines maintenance unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107838594A CN107838594A (en) | 2018-03-27 |
| CN107838594B true CN107838594B (en) | 2019-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711382519.0A Active CN107838594B (en) | 2017-12-20 | 2017-12-20 | Television set examines maintenance unit |
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| Country | Link |
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| CN (1) | CN107838594B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453447B (en) * | 2018-05-07 | 2020-06-09 | 嘉应学院 | Pipe welding robot |
| CN110052749A (en) * | 2019-05-10 | 2019-07-26 | 浙江中达货架科技有限公司 | One kind being used for the molding welder of shelf plywood |
| CN110315236B (en) * | 2019-08-02 | 2020-02-14 | 东北林业大学 | Metal plate repairing device |
| CN111301801B (en) * | 2020-03-02 | 2021-12-10 | 深圳市易创达科技有限公司 | A label sticking device for production of computer host fan is used |
| CN114101977A (en) * | 2021-11-24 | 2022-03-01 | 江苏京沂电器有限公司 | Quick refrigerated manganin shunt welding set |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203267208U (en) * | 2013-01-30 | 2013-11-06 | 宁国市万宁汽车零部件有限公司 | Automobile chair back plate welding device |
| CN103658936B (en) * | 2013-10-30 | 2015-10-14 | 浙江吉利控股集团有限公司 | Sheet metal repair-welding device and repair method |
| CN205309540U (en) * | 2015-11-29 | 2016-06-15 | 杭州跟策科技有限公司 | Wardrobe spliced pole junctor |
| CN107363449A (en) * | 2017-08-11 | 2017-11-21 | 盐城市净博士机械有限公司 | A kind of household electrical appliances circuit board spot welding fixing device |
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- 2017-12-20 CN CN201711382519.0A patent/CN107838594B/en active Active
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| Publication number | Publication date |
|---|---|
| CN107838594A (en) | 2018-03-27 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200710 Address after: 423, floor 4, block a, Xinhua future city building, No. 175, Litang Road, Changping District, Beijing 102200 Patentee after: Li Qiannan Address before: 400000 Chongqing Jiulongpo District of Shiqiaopu high tech Zone Shi Yang Road No. 17 of 77-1, 77, 40 thousand Chang of international business incubator on the third floor of City No. A107 Patentee before: CHONGQING JIABENJIA TECHNOLOGY Co.,Ltd. |
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Address after: No.36 Baima Town Industrial Park, Gaogang District, Taizhou City, Jiangsu Province 225300 Patentee after: Li Qiannan Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Qiannan |
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Effective date of registration: 20211102 Address after: 274000 Yusheng cultural and creative industry base, Jiangbei V Valley, No. 2978, Zhonghua West Road, high tech Zone, Heze City, Shandong Province Patentee after: Shandong Yusheng Culture Co.,Ltd. Address before: No.36 Baima Town Industrial Park, Gaogang District, Taizhou City, Jiangsu Province 225300 Patentee before: Li Qiannan |
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