CN214953628U - Fixing clamp for testing circuit board - Google Patents
Fixing clamp for testing circuit board Download PDFInfo
- Publication number
- CN214953628U CN214953628U CN202023034934.7U CN202023034934U CN214953628U CN 214953628 U CN214953628 U CN 214953628U CN 202023034934 U CN202023034934 U CN 202023034934U CN 214953628 U CN214953628 U CN 214953628U
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- China
- Prior art keywords
- circuit board
- wall
- rigid coupling
- connecting rod
- plate
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical group [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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- Tests Of Electronic Circuits (AREA)
Abstract
The utility model discloses a mounting fixture for test circuit board, including base, threaded rod, fixed cover and the lantern ring, the upper surface intermediate position rigid coupling threaded rod of base, the outer wall threaded connection of threaded rod has fixed cover, the outer wall rigid coupling of fixed cover has the lantern ring, observation mechanism is installed on the top of fixed cover. The utility model relates to a circuit board production technical field, this a mounting fixture for test circuit board, the armed lever can be carried out the convenient position that changes the magnifying glass of buckling at will and observe the different positions of circuit board, remove the slide at the outer wall of rectangular plate, use the screw thread round pin to carry out rigidity to the slide, through changing the position of slide in the rectangular plate, the convenience carries out the clamping to not unidimensional circuit board, increase application range, the design of line is ground in the outer wall processing of two rubber pads, when the increase is to circuit board fixed stability, prevent that the clamp force from causing the damage to the circuit board.
Description
Technical Field
The utility model relates to a circuit board production technical field specifically is a mounting fixture for test circuit board.
Background
The circuit board makes the circuit miniaturation, the visualization, plays important role with electrical apparatus overall arrangement to fixed circuit's batch production and optimization, and the circuit board can be called printed wiring board or printed circuit board, and the circuit board mainly comprises pad, via hole, mounting hole, wire, components and parts etc. need test when producing the circuit board, consequently need use mounting fixture.
The current mounting fixture for testing circuit board, inconvenient position that changes the magnifying glass is observed the different positions of circuit board, leads to whole mechanism's practicality to descend, has the limitation when carrying out the clamping to not unidimensional circuit board, causes the damage of circuit board easily when the clamping circuit board, can not satisfy the user demand to mounting fixture when the circuit board tests.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mounting fixture for test circuit board has solved current mounting fixture for test circuit board, and the inconvenient position that changes the magnifying glass is observed the different positions of circuit board, leads to the problem that the practicality of whole mechanism descends.
In order to achieve the above object, the utility model provides a following technical scheme: a fixing clamp for testing a circuit board comprises a base, a threaded rod, a fixing sleeve and a sleeve ring, wherein the threaded rod is fixedly connected to the middle position of the upper surface of the base, the fixing sleeve is in threaded connection with the outer wall of the threaded rod, the sleeve ring is fixedly connected to the outer wall of the fixing sleeve, and an observation mechanism is installed at the top end of the fixing sleeve;
the observation mechanism comprises a threaded cap, an arm rod, a rubber sleeve, an installation frame and a magnifier;
the inner wall of screw cap and the top threaded connection of fixed cover, the top rigid coupling of screw cap has the armed lever, the outer wall rigid coupling of armed lever has the rubber sleeve, the right side bottom rigid coupling of armed lever has the installing frame, the inside rigid coupling of installing frame has the magnifying glass.
Preferably, the preceding terminal surface rigid coupling of the lantern ring has the protecting crust, the inside rigid coupling of protecting crust has the horizontal pole, the equal rigid coupling in left and right sides of horizontal pole has the rectangular plate.
Preferably, the outer walls of the rectangular plates are all provided with adjusting mechanisms;
the adjusting mechanism comprises a sliding seat, a threaded pin, a connecting rod, a bolt and a nut;
two the inner wall of slide all with rectangular plate clearance fit, the bottom threaded connection of slide has the screw thread round pin, the top of screw thread round pin runs through the slide and closely laminates with the rectangular plate, the top clearance fit of slide has the connecting rod, the inside clearance fit of connecting rod has the bolt, the outer wall of bolt runs through slide and connecting rod and nut threaded connection.
Preferably, the sliding seat and the rectangular plate form a sliding mechanism.
Preferably, the outer wall of the connecting rod is provided with a fixing mechanism;
the fixing mechanism comprises an annular plate, a connecting pin, a base plate, a pressing plate, a rubber pad, a torsion spring and a connecting rod;
two the inner wall of annular slab all with the inside recess clearance fit of connecting rod, the left side threaded connection of annular slab has the connecting pin, the right-hand member of connecting pin runs through the annular slab and closely laminates with the connecting rod, the right-hand member rigid coupling of annular slab has the backing plate, the top swing joint of backing plate has the clamp plate, the lower surface right side of clamp plate and the equal rigid coupling in upper surface right side of backing plate have the rubber pad, closely laminate between clamp plate and the backing plate has torque spring, torque spring's inner wall clearance fit has the connecting rod, both ends all with backing plate looks rigid coupling around the connecting rod.
Preferably, the outer wall of the rubber pad is processed with grinding lines.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: according to the fixing clamp for testing the circuit board, the arm rod is connected with the magnifier and made of the high-purity magnesium core, the arm rod can be bent at will, the position of the magnifier can be changed conveniently, different positions of the circuit board can be observed, and the practicability of the whole mechanism is improved; the sliding seat is moved on the outer wall of the rectangular plate, the sliding seat is fixed in position by using the threaded pin, circuit boards of different sizes can be conveniently clamped by changing the position of the sliding seat in the rectangular plate, and the application range is enlarged; the design of the outer wall processing grinding line of two rubber pads when increasing circuit board fixed stability, prevents that the clamp force from causing the damage to the circuit board, to mounting fixture's user demand when satisfying the circuit board test greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure between the observation mechanism and the fixing sleeve of the present invention;
FIG. 3 is a schematic view of the connection structure between the adjusting mechanism and the rectangular plate of the present invention;
fig. 4 is a schematic view of the connection structure between the fixing mechanism and the connecting rod of the present invention.
In the figure: 1. the device comprises a base, 2, a threaded rod, 3, a fixing sleeve, 4, a sleeve ring, 5, an observation mechanism, 501, a threaded cap, 502, an arm rod, 503, a rubber sleeve, 504, a mounting frame, 505, a magnifying glass, 6, an adjusting mechanism, 601, a sliding seat, 602, a threaded pin, 603, a connecting rod, 604, a bolt, 605, a nut, 7, a fixing mechanism, 701, a ring plate, 702, a connecting pin, 703, a backing plate, 704, a pressing plate, 705, a rubber pad, 706, a torsion spring, 707, a connecting rod, 8, a protective shell, 9, a cross rod, 10 and a rectangular plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.
Referring to fig. 1-4, the present invention provides a technical solution: a fixing clamp for testing a circuit board comprises a base 1, a threaded rod 2, a fixing sleeve 3 and a sleeve ring 4, the threaded rod 2 is fixedly connected to the middle position of the upper surface of the base 1, the outer wall of the threaded rod 2 is in threaded connection with the fixing sleeve 3, threads are processed at the top end of the fixing sleeve 3, the sleeve ring 4 is fixedly connected to the outer wall of the fixing sleeve 3, an observation mechanism 5 is installed at the top end of the fixing sleeve 3, the observation mechanism 5 comprises a threaded cap 501, an arm rod 502, a rubber sleeve 503, a mounting frame 504 and a magnifier 505, the inner wall of the threaded cap 501 is in threaded connection with the top end of the fixing sleeve 3, the threaded cap 501 can be detached from the top end of the fixing sleeve 3, the arm rod 502 is fixedly connected to the top end of the threaded cap 501, the arm rod 502 is cast by a high-purity magnesium core, the outer wall of the arm rod 502 is fixedly connected with the rubber sleeve 503, the rubber sleeve 503 has plasticity, the mounting frame 504 is fixedly connected to the bottom of the right side of the arm rod 502, the magnifier 505 is fixedly connected to the mounting frame 504, the magnifier 505 is convenient to use to observe the condition of the circuit board, the front end face of the lantern ring 4 is fixedly connected with the protective shell 8, the inner part of the protective shell 8 is fixedly connected with the cross rod 9, the left side and the right side of the cross rod 9 are fixedly connected with the rectangular plates 10, the rectangular plates 10 are convenient to move by the slide base 601 due to the design of the rectangular plates 10, and the slide base 601 is fixed by the threaded pin 602;
in the specific implementation process, be worth pointing out very much, the screw cap 501 can be dismantled the convenience from the top of fixed cover 3 and accomodate magnifying glass 505 when not using, armed lever 502 is formed by the casting of high-purity magnesium core, high-purity magnesium core has good extensibility, it is durable not cracked, use rubber sleeve 503 to wrap up armed lever 502, prevent that armed lever 502 from damaging, the convenient to use of magnifying glass 505 observes the different positions of circuit board, the rectangle design of rectangular plate 10 makes things convenient for threaded pin 602 to support tight rectangular plate 10 and carry out the rigidity to slide 601.
The adjusting mechanisms 6 are mounted on the outer walls of the rectangular plates 10, each adjusting mechanism 6 comprises a sliding seat 601, threaded pins 602, connecting rods 603, bolts 604 and nuts 605, the inner walls of the two sliding seats 601 are in clearance fit with the rectangular plates 10, the sliding seats 601 can move in the rectangular plates 10, the threaded pins 602 are connected to the bottom ends of the sliding seats 601 in a threaded mode, the top ends of the threaded pins 602 penetrate through the sliding seats 601 to be tightly attached to the rectangular plates 10, the sliding seats 601 are fixed in position by the threaded pins 602, the connecting rods 603 are in clearance fit with the top ends of the sliding seats 601, the connecting rods 603 can rotate at the top ends of the sliding seats 601, the bolts 604 are in clearance fit with the inner portions of the connecting rods 603, the outer walls of the bolts 604 penetrate through the sliding seats 601 and the connecting rods 603 to be connected with the nuts 605 in a threaded mode, the bolts 604 and the nuts 605 fix the positions of the connecting rods 603, and the sliding seats 601 and the rectangular plates 10 form a sliding mechanism;
in the specific implementation process, it is worth pointing out that the concave-convex groove is processed at the bottom end of the threaded pin 602, so that the friction force between the hand and the threaded pin 602 is increased, the hand is prevented from being disengaged, and by changing the position of the sliding seat 601 in the rectangular plate 10, the circuit boards with different sizes can be clamped, the application range is increased, and the practicability is increased.
The outer wall of the connecting rod 603 is provided with a fixing mechanism 7, the fixing mechanism 7 comprises annular plates 701, a connecting pin 702, backing plates 703, a pressing plate 704, rubber pads 705, a torsion spring 706 and a connecting rod 707, the inner walls of the two annular plates 701 are in clearance fit with the inner groove of the connecting rod 603, the annular plates 701 can rotate on the outer wall of the connecting rod 603, the left side of the annular plates 701 is in threaded connection with the connecting pin 702, the right end of the connecting pin 702 penetrates through the annular plates 701 to be tightly attached to the connecting rod 603, the outer wall of the connecting pin 702 is provided with threads, the right end of the annular plates 701 is fixedly connected with the backing plates 703, the top ends of the backing plates 703 are movably connected with the pressing plate 704, the pressing plate 704 is movably connected with the backing plates 703 through pin shafts, the right sides of the lower surfaces of the pressing plate 704 and the upper surfaces of the backing plates are fixedly connected with the rubber pads 705, the torsion spring 706 is tightly attached between the pressing plate 704 and the backing plates 703, the inner walls of the torsion spring 706 are in clearance fit with the connecting rod 707, the connecting rod 707 fixes the torsion spring 706 in the backing plate 703, the front end and the rear end of the connecting rod 707 are fixedly connected with the backing plate 703, and the outer wall of the rubber pad 705 is provided with grinding lines, so that the friction force between the rubber pad 705 and the circuit board is increased;
in the specific implementation process, it is worth pointing out especially that the elastic force of the torsion spring 706 drives the pressing plate 704 to rotate to fix the circuit board, the use of the two rubber pads 705 increases the stability of fixing the circuit board, prevents the clamping force from damaging the circuit board, and the threaded connecting pin 702 is used to fix the position of the annular plate 701, so that the circuit board can be conveniently clamped, and the operation is simple and is beneficial to popularization and use.
Therefore, the working principle of the fixing clamp for testing the circuit board is as follows: firstly, the sliding seat 601 is moved on the outer wall of the two rectangular plates 10, after the position of the sliding seat 601 is properly adjusted, the threaded pin 602 at the bottom end of the sliding seat 601 is rotated to be tightly attached to the rectangular plates 10, the slide base 601 is fixed in position, the connecting rod 603 is rotated at the top end of the slide base 601, the connecting rod 603 is fixed in position by the bolt 604 and the nut 605, the annular plate 701 is rotated on the outer wall of the connecting rod 603 to adjust the position of the backing plate 703, the connecting pin 702 is rotated to be tightly attached to the connecting rod 603 after the position of the backing plate 703 is properly adjusted, the pressing plate 704 is rotated at the top end of the backing plate 703, the pressing plate 704 drives the torsion spring 706 to deform, the circuit board is placed between the two rubber pads 705, the circuit board is fixed by the elasticity of the torsion spring 706, the arm lever 502 and the magnifying glass 505 are arranged at the top end of the fixed sleeve 3 through the threaded cap 501, and the arm lever 502 is randomly bent to change the position of the magnifying glass 505 so as to observe different positions of the test circuit board.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (6)
1. The utility model provides a mounting fixture for test circuit board, includes base (1), threaded rod (2), fixed cover (3) and the lantern ring (4), the upper surface intermediate position rigid coupling threaded rod (2) of base (1), the outer wall threaded connection of threaded rod (2) has fixed cover (3), the outer wall rigid coupling of fixed cover (3) has lantern ring (4), its characterized in that: an observation mechanism (5) is arranged at the top end of the fixed sleeve (3);
the observation mechanism (5) comprises a threaded cap (501), an arm rod (502), a rubber sleeve (503), an installation frame (504) and a magnifier (505);
the top threaded connection of the inner wall of screw cap (501) and fixed cover (3), the top rigid coupling of screw cap (501) has armed lever (502), the outer wall rigid coupling of armed lever (502) has rubber sleeve (503), the right side bottom rigid coupling of armed lever (502) has installing frame (504), the inside rigid coupling of installing frame (504) has magnifying glass (505).
2. A mounting fixture for a test circuit board according to claim 1, wherein: the preceding terminal surface rigid coupling of the lantern ring (4) has protecting shell (8), the inside rigid coupling of protecting shell (8) has horizontal pole (9), the equal rigid coupling in the left and right sides of horizontal pole (9) has rectangular plate (10).
3. A mounting fixture for a test circuit board according to claim 2, wherein: the outer walls of the rectangular plates (10) are all provided with adjusting mechanisms (6);
the adjusting mechanism (6) comprises a sliding seat (601), a threaded pin (602), a connecting rod (603), a bolt (604) and a nut (605);
two the inner wall of slide (601) all with rectangular plate (10) clearance fit, the bottom threaded connection of slide (601) has threaded pin (602), the top of threaded pin (602) runs through slide (601) and rectangular plate (10) and closely laminates, the top clearance fit of slide (601) has connecting rod (603), the inside clearance fit of connecting rod (603) has bolt (604), the outer wall of bolt (604) runs through slide (601) and connecting rod (603) and nut (605) threaded connection.
4. A mounting fixture for a test circuit board according to claim 3, wherein: the sliding seat (601) and the rectangular plate (10) form a sliding mechanism.
5. A mounting fixture for a test circuit board according to claim 3, wherein: the outer wall of the connecting rod (603) is provided with a fixing mechanism (7);
the fixing mechanism (7) comprises an annular plate (701), a connecting pin (702), a backing plate (703), a pressing plate (704), a rubber pad (705), a torsion spring (706) and a connecting rod (707);
two the inner wall of annular plate (701) all with the inside recess clearance fit of connecting rod (603), the left side threaded connection of annular plate (701) has connecting pin (702), the right-hand member of connecting pin (702) runs through annular plate (701) and closely laminates with connecting rod (603), the right-hand member rigid coupling of annular plate (701) has backing plate (703), the top swing joint of backing plate (703) has clamp plate (704), the equal rigid coupling in lower surface right side of clamp plate (704) and the upper surface right side of backing plate (703) has rubber pad (705), closely laminate between clamp plate (704) and backing plate (703) has torsion spring (706), the inner wall clearance fit of torsion spring (706) has connecting rod (707), both ends all are with backing plate (703) looks rigid coupling around connecting rod (707).
6. A mounting fixture for a test circuit board according to claim 5, wherein: the outer wall of the rubber pad (705) is processed with grinding lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023034934.7U CN214953628U (en) | 2020-12-16 | 2020-12-16 | Fixing clamp for testing circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023034934.7U CN214953628U (en) | 2020-12-16 | 2020-12-16 | Fixing clamp for testing circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214953628U true CN214953628U (en) | 2021-11-30 |
Family
ID=79114059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023034934.7U Expired - Fee Related CN214953628U (en) | 2020-12-16 | 2020-12-16 | Fixing clamp for testing circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214953628U (en) |
-
2020
- 2020-12-16 CN CN202023034934.7U patent/CN214953628U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |