CN115015740A - Auxiliary positioning device for circuit board testing machine - Google Patents
Auxiliary positioning device for circuit board testing machine Download PDFInfo
- Publication number
- CN115015740A CN115015740A CN202210748985.0A CN202210748985A CN115015740A CN 115015740 A CN115015740 A CN 115015740A CN 202210748985 A CN202210748985 A CN 202210748985A CN 115015740 A CN115015740 A CN 115015740A
- Authority
- CN
- China
- Prior art keywords
- base
- circuit board
- lifting
- positioning device
- groove
- 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
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000000746 purification Methods 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 7
- 230000003028 elevating effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 10
- 239000000779 smoke Substances 0.000 abstract description 7
- 238000002474 experimental method Methods 0.000 abstract description 6
- 238000005476 soldering Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
- G01R31/2808—Holding, conveying or contacting devices, e.g. test adapters, edge connectors, extender boards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/14—Circuits therefor, e.g. for generating test voltages, sensing circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention discloses an auxiliary positioning device for a circuit board tester, which comprises a base, wherein a support column is fixed at the bottom of the base through a screw, an upright column is welded at one end of the upper surface of the base, a lifting groove is formed in one side of the upright column, a lifting mechanism is arranged in the lifting groove, and a rectangular frame is arranged on one side of the lifting mechanism; according to the invention, the base is filled with the activated carbon, the support is arranged at the bottom of the base, so that a space is reserved between the base and the experiment table for facilitating exhaust, the gas with tin smoke can be purified in time during generation by arranging the air pump and the air deflector, the circuit board can be fixed in a separated space by arranging the clamping mechanism and the adjusting mechanism on the base, the direct contact with the surface of the experiment table is avoided, and the tin smoke pollution caused by testing can be reduced and the surface of the experiment table is protected from being damaged while the circuit board is tested and positioned by arranging the device.
Description
Technical Field
The invention relates to the technical field of circuit board testing, in particular to an auxiliary positioning device for a circuit board testing machine.
Background
After the circuit board is welded, the performance of the circuit board needs to be tested, wherein the performance comprises high-voltage resistance testing, insulation testing, salt mist testing, impedance testing, vibration testing and the like. The withstand voltage test is to connect the circuit board into a withstand voltage tester, gradually pressurize at a speed not higher than 100V/S, continue for 30S, test whether the circuit board is damaged and judge whether the circuit board is qualified.
The existing circuit board voltage-withstanding test adopts the mode that a circuit board is directly placed on a workbench to be connected with a voltage-withstanding instrument for testing, and the circuit board is heated up in the gradually pressurizing state of the circuit board, in the burning-out process, soldering tin is heated up to generate smoke dust, the soldering tin is a toxic substance, the air quality of a laboratory can be influenced, and the surface of the laboratory can be damaged due to the heating up of the circuit board.
Disclosure of Invention
The invention aims to provide an auxiliary positioning device for a circuit board testing machine, which can position a circuit board in a spaced mode to avoid direct contact with a test table by arranging a positioning mechanism, and can purify soldering tin in time by arranging a purifying mechanism to reduce pollution.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a circuit board is auxiliary positioning device for testing machine, includes the base, the bottom of base has the pillar through the screw fixation, the one end welding of base upper surface has the stand, the lift groove has been seted up to one side of stand, the lift inslot is provided with elevating system, one side of elevating system sets up the rectangle frame, be provided with horizontal adjustment mechanism in the rectangle frame, one side of horizontal adjustment mechanism is provided with threaded fixing pole and fixture, fixture is provided with two sets ofly, threaded fixing pole's outer wall threaded connection has the swivel nut dwang, one side of base is provided with purification mechanism.
Preferably, the purification mechanism comprises a v-21274h-shaped baffle, one end of the baffle is fixedly connected with one side of the upright post, a chamber is formed between the baffle and the upper surface of the base, a miniature air pump is installed in the chamber, and an air collecting hood is arranged at the air inlet end of the air pump.
Preferably, the purification mechanism further comprises activated carbon, a plurality of through grooves penetrating through the lower surface and the upper surface of the base are formed in the base, the activated carbon is fixed in the through grooves, and an L-shaped air deflector is fixed to the other end of the base through screws.
Preferably, the clamping mechanism comprises a rotating block, a rectangular groove is formed in one side of the rotating block, two pressing plates are arranged in the groove and are connected with two side walls of the groove in a sliding mode, clamping screws are connected to two sides of the rotating block in a threaded mode, one end of each clamping screw penetrates through the side wall of the groove and is connected with the corresponding pressing plate in a rotating mode, and a clamping knob is fixed to the other end of each clamping screw.
Preferably, elevating system includes lifting screw, lifting screw all rotates with the top and the bottom in lift groove to be connected, rectangular frame and rectangular frame threaded connection are run through to lifting screw's one end, the both ends and the lift groove sliding connection of rectangular frame, lifting screw's the other end is fixed with the lift knob.
Preferably, the horizontal adjusting mechanism comprises two moving blocks, a horizontal adjusting screw is connected in the rectangular frame in a rotating mode, the horizontal adjusting screw is in threaded connection with the moving blocks, the two moving blocks are in sliding connection with the inner wall of the rectangular frame, and a horizontal adjusting knob is fixed at one end of the horizontal adjusting screw.
Preferably, one of the rotating blocks is rotatably connected with one of the moving blocks through a damping shaft, the other rotating block is rotatably connected with one end of the threaded sleeve rotating rod through the damping shaft, and one end of the threaded fixing rod is fixedly connected with one end of the other moving block.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the base is filled with the activated carbon, the support is arranged at the bottom of the base, so that a space is reserved between the base and the experiment table for facilitating exhaust, the gas with tin smoke can be purified in time during generation by arranging the air pump and the air deflector, the circuit board can be fixed in a separated space by arranging the clamping mechanism and the adjusting mechanism on the base, the direct contact with the surface of the experiment table is avoided, and the tin smoke pollution caused by testing can be reduced and the surface of the experiment table is protected from being damaged while the circuit board is tested and positioned by arranging the device.
Drawings
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a schematic view of the purification mechanism of the present invention;
fig. 3 is a schematic view of the structure of the clamping mechanism of the invention.
In the figure: 1. a base; 2. a pillar; 3. a baffle plate; 4. a column; 5. a rectangular frame; 6. a threaded fixing rod; 7. a screw sleeve rotating rod; 8. a clamping mechanism; 9. an air deflector; 401. a lifting knob; 402. a lifting screw; 403. a lifting groove; 501. a horizontal adjusting screw; 502. a moving block; 503. a horizontal adjusting knob; 801. rotating the block; 802. clamping the screw rod; 803. a clamping knob; 804. pressing a plate; 805. a groove; 901. a gas-collecting hood; 902. an air pump; 903. activated carbon; 904. a chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an auxiliary positioning device for a circuit board tester comprises a base 1, wherein a pillar 2 is fixed at the bottom of the base 1 through screws, an upright post 4 is welded at one end of the upper surface of the base 1, a lifting groove 403 is formed in one side of the upright post 4, a lifting mechanism is arranged in the lifting groove 403, a rectangular frame 5 is arranged on one side of the lifting mechanism, a horizontal adjusting mechanism is arranged in the rectangular frame 5, a threaded fixing rod 6 and a clamping mechanism 8 are arranged on one side of the horizontal adjusting mechanism, two groups of clamping mechanisms 8 are arranged on the clamping mechanism 8, a threaded sleeve rotating rod 7 is connected to the outer wall of the threaded fixing rod 6 through threads, and a purifying mechanism is arranged on one side of the base 1;
the purification mechanism comprises a lifting 21274and a shape baffle 3, one end of the baffle 3 is fixedly connected with one side of the upright post 4, the baffle 3 and the upper surface of the base 1 form a chamber 904, a micro air pump 902 is arranged in the chamber 904, and an air collecting cover 901 is arranged at the air inlet end of the air pump 902;
the purification mechanism further comprises activated carbon 903, a plurality of through grooves penetrating through the lower surface and the upper surface of the base 1 are formed in the base 1, the activated carbon 903 is fixed in the through grooves, and an L-shaped air deflector 9 is fixed at the other end of the base 1 through screws;
as shown in fig. 1-2, the chamber 904 is only the right side of fig. 2 as an open end, the gas with tin smoke enters the gas collecting hood 901 from the right side of the circuit board, is sent out from the bottom of the base 1, and the tin smoke is sucked and concentrated by arranging the baffle 3 and the air deflector 9;
the clamping mechanism 8 comprises a rotating block 801, one side of the rotating block 801 is provided with a rectangular groove 805, two pressing plates 804 are arranged in the groove 805, two sides of the two pressing plates 804 are respectively connected with two side walls of the groove 805 in a sliding manner, two sides of the rotating block 801 are both in threaded connection with clamping screws 802, one end of each clamping screw 802 penetrates through the side wall of the corresponding groove 805 to be connected with the corresponding pressing plate 804 in a rotating manner, and the other end of each clamping screw 802 is fixedly provided with a clamping knob 803;
the clamping knob 803 is screwed to rotate the clamping screw 802, so that the pressing plate 804 is driven to move to clamp the edge of the circuit board;
the lifting mechanism comprises a lifting screw 402, the lifting screw 402 is rotatably connected with the top and the bottom of a lifting groove 403, one end of the lifting screw 402 penetrates through the rectangular frame 5 and is in threaded connection with the rectangular frame 5, two ends of the rectangular frame 5 are in sliding connection with the lifting groove 403, and a lifting knob 401 is fixed at the other end of the lifting screw 402;
when the lifting knob 401 is screwed, the lifting screw 402 rotates to drive the rectangular frame 5 to move up and down;
the horizontal adjusting mechanism comprises two moving blocks 502, a horizontal adjusting screw 501 is rotatably connected in the rectangular frame 5, the horizontal adjusting screw 501 is in threaded connection with the moving blocks 502, the two moving blocks 502 are in sliding connection with the inner wall of the rectangular frame 5, and a horizontal adjusting knob 503 is fixed at one end of the horizontal adjusting screw 501;
the horizontal adjusting screw 501 is a bidirectional screw, the two moving blocks 502 are respectively positioned at two ends of the horizontal adjusting screw 501, when the horizontal adjusting knob 503 is screwed, the horizontal adjusting screw 501 rotates, and the two moving blocks 502 move relatively or oppositely;
one of the rotating blocks 801 is rotatably connected with one of the moving blocks 502 through a damping shaft, the other rotating block 801 is rotatably connected with one end of the thread sleeve rotating rod 7 through the damping shaft, and one end of the thread fixing rod 6 is fixedly connected with one end of the other moving block 502;
the threaded sleeve rotating rod 7 is rotated, the total length of the threaded sleeve rotating rod 7 and the threaded fixing rod 6 is changed, so that the position of one clamping mechanism 8 moves back and forth, circuit boards with different sizes can be clamped conveniently, and the orientation of the dummy pressing plate 804 of the clamping mechanism 8 can be adjusted after the threaded sleeve rotating rod 7 is rotated by arranging the damping shaft;
during the use, through the length of unscrewing of adjusting swivel nut dwang 7, make two fixture 8 be located the diagonal position of circuit board to rotating turning block 801, the direction of adjustment fixture 8, place the circuit board between two clamp plates 804, twist and press from both sides tight knob and press from both sides the circuit board tightly, in the test process, start the drive arrangement of miniature air pump 902, make air pump 902 work, as shown in fig. 2, the gas that has the tin cigarette is sucked into cavity 904 through gas collecting channel 901 by the right side above the circuit board, the active carbon 903 through in the base 1 is discharged by the bottom.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a circuit board is auxiliary positioning device for testing machine, includes base (1), its characterized in that: the bottom of base (1) is passed through the screw fixation and is had pillar (2), the one end welding of base (1) upper surface has stand (4), lift groove (403) have been seted up to one side of stand (4), be provided with elevating system in lift groove (403), one side of elevating system sets up rectangle frame (5), be provided with horizontal adjustment mechanism in rectangle frame (5), one side of horizontal adjustment mechanism is provided with threaded fixing pole (6) and fixture (8), fixture (8) are provided with two sets ofly, the outer wall threaded connection of threaded fixing pole (6) has swivel nut dwang (7), one side of base (1) is provided with purification mechanism.
2. The auxiliary positioning device for the circuit board testing machine as recited in claim 1, wherein: the purification mechanism comprises a \ 21274;, a shaped baffle (3), one end of the baffle (3) is fixedly connected with one side of the upright post (4), a chamber (904) is formed between the baffle (3) and the upper surface of the base (1), a miniature air pump (902) is installed in the chamber (904), and an air collecting hood (901) is arranged at the air inlet end of the air pump (902).
3. The auxiliary positioning device for the circuit board testing machine as recited in claim 2, wherein: the purification mechanism further comprises activated carbon (903), a plurality of through grooves penetrating through the lower surface and the upper surface of the base (1) are formed in the base (1), the activated carbon (903) is fixed in the through grooves, and an L-shaped air deflector (9) is fixed to the other end of the base (1) through screws.
4. The auxiliary positioning device for the circuit board testing machine as recited in claim 1, wherein: the clamping mechanism (8) comprises a rotating block (801), a rectangular groove (805) is formed in one side of the rotating block (801), a pressing plate (804) is arranged in the groove (805), two pressing plates (804) are arranged, two sides of each pressing plate (804) are respectively in sliding connection with two side walls of the groove (805), clamping screws (802) are connected to two sides of the rotating block (801) in a threaded mode, one end of each clamping screw (802) penetrates through the side wall of the groove (805) to be connected with the pressing plate (804) in a rotating mode, and clamping knobs (803) are fixed to the other ends of the clamping screws (802).
5. The auxiliary positioning device for the circuit board testing machine as recited in claim 1, wherein: the lifting mechanism comprises a lifting screw (402), the top and the bottom of the lifting screw (402) and a lifting groove (403) are both rotationally connected, one end of the lifting screw (402) penetrates through a rectangular frame (5) and the rectangular frame (5) in threaded connection, two ends of the rectangular frame (5) are slidably connected with the lifting groove (403), and a lifting knob (401) is fixed to the other end of the lifting screw (402).
6. The auxiliary positioning device for the circuit board testing machine as recited in claim 4, wherein: the horizontal adjusting mechanism comprises two moving blocks (502), the two moving blocks (502) are arranged, a horizontal adjusting screw (501) is rotationally connected in the rectangular frame (5), the horizontal adjusting screw (501) is in threaded connection with the moving blocks (502), the two moving blocks (502) are in sliding connection with the inner wall of the rectangular frame (5), and a horizontal adjusting knob (503) is fixed at one end of the horizontal adjusting screw (501).
7. The auxiliary positioning device for the circuit board testing machine of claim 6, wherein: one of the rotating blocks (801) is rotatably connected with one of the moving blocks (502) through a damping shaft, the other rotating block (801) is rotatably connected with one end of the thread sleeve rotating rod (7) through the damping shaft, and one end of the thread fixing rod (6) is fixedly connected with one end of the other moving block (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210748985.0A CN115015740A (en) | 2022-06-28 | 2022-06-28 | Auxiliary positioning device for circuit board testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210748985.0A CN115015740A (en) | 2022-06-28 | 2022-06-28 | Auxiliary positioning device for circuit board testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115015740A true CN115015740A (en) | 2022-09-06 |
Family
ID=83079833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210748985.0A Pending CN115015740A (en) | 2022-06-28 | 2022-06-28 | Auxiliary positioning device for circuit board testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115015740A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211179921U (en) * | 2019-10-28 | 2020-08-04 | 武汉鑫人达科技有限公司 | PCB test fixture |
| CN212540623U (en) * | 2020-05-12 | 2021-02-12 | 厦门市三特兴电子有限公司 | Game paddle circuit board detection device |
| CN112684323A (en) * | 2020-12-28 | 2021-04-20 | 崔洋 | Flexible integrated circuit positioning and detecting device with protection function |
| CN213210362U (en) * | 2020-08-31 | 2021-05-14 | 深圳市特旺电子有限公司 | High-precision flexible circuit board detection production device |
| CN213302409U (en) * | 2020-08-28 | 2021-05-28 | 深圳市特旺电子有限公司 | Withstand voltage detection control device of FPC flexible line way board |
| CN214622765U (en) * | 2021-02-22 | 2021-11-05 | 苏州海泰斯半导体检测设备有限公司 | High circuit board test probe of security |
| CN215728326U (en) * | 2021-09-13 | 2022-02-01 | 昆山华继电子有限公司 | Safe type circuit board high pressure test jig |
| CN216265534U (en) * | 2021-10-28 | 2022-04-12 | 东莞市黄江大顺电子有限公司 | Positioning jig for testing circuit soft board |
| CN216350815U (en) * | 2021-10-21 | 2022-04-19 | 天津富长盛科技有限公司 | Line control test fixture |
| CN216411483U (en) * | 2021-10-20 | 2022-04-29 | 中山市新颖电子科技有限公司 | Circuit board detection device |
-
2022
- 2022-06-28 CN CN202210748985.0A patent/CN115015740A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211179921U (en) * | 2019-10-28 | 2020-08-04 | 武汉鑫人达科技有限公司 | PCB test fixture |
| CN212540623U (en) * | 2020-05-12 | 2021-02-12 | 厦门市三特兴电子有限公司 | Game paddle circuit board detection device |
| CN213302409U (en) * | 2020-08-28 | 2021-05-28 | 深圳市特旺电子有限公司 | Withstand voltage detection control device of FPC flexible line way board |
| CN213210362U (en) * | 2020-08-31 | 2021-05-14 | 深圳市特旺电子有限公司 | High-precision flexible circuit board detection production device |
| CN112684323A (en) * | 2020-12-28 | 2021-04-20 | 崔洋 | Flexible integrated circuit positioning and detecting device with protection function |
| CN214622765U (en) * | 2021-02-22 | 2021-11-05 | 苏州海泰斯半导体检测设备有限公司 | High circuit board test probe of security |
| CN215728326U (en) * | 2021-09-13 | 2022-02-01 | 昆山华继电子有限公司 | Safe type circuit board high pressure test jig |
| CN216411483U (en) * | 2021-10-20 | 2022-04-29 | 中山市新颖电子科技有限公司 | Circuit board detection device |
| CN216350815U (en) * | 2021-10-21 | 2022-04-19 | 天津富长盛科技有限公司 | Line control test fixture |
| CN216265534U (en) * | 2021-10-28 | 2022-04-12 | 东莞市黄江大顺电子有限公司 | Positioning jig for testing circuit soft board |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220906 |
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| RJ01 | Rejection of invention patent application after publication |