CN212693957U - Circuit board overvoltage test fixture - Google Patents
Circuit board overvoltage test fixture Download PDFInfo
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- CN212693957U CN212693957U CN202021159553.9U CN202021159553U CN212693957U CN 212693957 U CN212693957 U CN 212693957U CN 202021159553 U CN202021159553 U CN 202021159553U CN 212693957 U CN212693957 U CN 212693957U
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- circuit board
- bottom plate
- sleeve
- probe
- rotating rod
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Abstract
The utility model discloses a circuit board excessive pressure test fixture, include bottom plate, mounting hole, montant, spring, bear seat, constant head tank, position sleeve, air spring, fixed cover, bull stick, dead lever, flat board, probe, stiffener, rocker, bolt, bearing and screwed pipe. The utility model has reasonable structure, provides a placing position for the circuit board through the positioning groove, performs positioning, presses down the rotating rod, can compress the air spring, leads the probe to be contacted and pressed with the circuit board, performs testing, can compress the spring in the pressing process, provides pressure for the contact, has better contact effect, only needs to cancel the pressure at the top of the rotating rod after the testing, can lead the flat plate to automatically rise through the air spring, and leads the probe to be separated from the circuit board; through the setting of bull stick, rocker and fixed cover, can realize dull and stereotyped manual rotation, change its position, change the back, can lock through locking mechanism, fix a position, make its probe position be in the position of the maintenance operation of being convenient for.
Description
Technical Field
The utility model relates to a test fixture specifically is a circuit board excessive pressure test fixture, belongs to circuit board excessive pressure test application technique field.
Background
With the rapid development of the circuit board industry, circuit board products develop towards the direction of high precision and high density; after the electronic components are soldered, the circuit of the electronic components must be tested for short circuit, and the testing method adopted at present is mainly completed by connecting a testing jig with a circuit testing machine.
The existing test fixture is likely to need to be manually carried to go upwards after being pressed down, and meanwhile, the existing test fixture is used for a long time, dust is likely to be hidden between probes, maintenance is needed, the positions of the probes are likely to be difficult to be manually cleaned, and the maintenance is likely to be inconvenient. Therefore, a circuit board overvoltage test fixture is provided for the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit board excessive pressure test fixture just for solving above-mentioned problem.
The utility model discloses a technical scheme realizes above-mentioned purpose, a circuit board excessive pressure test fixture, including bottom plate and the bearing seat that sets up at the bottom plate top, the both sides of bottom plate all perpendicular rigid coupling have the air spring, the top of air spring is fixed with the fixed cover, the fixed cover rotates and is installed the bull stick, the one end fixed mounting of bull stick has the rocker, install locking mechanism on the fixed cover;
the perpendicular rigid coupling in middle part of bull stick has the dead lever, the perpendicular rigid coupling in bottom of dead lever has the flat board, evenly install a plurality of probe on the flat board, bottom plate top fixed mounting has the montant, the equal fixed mounting in both sides of bearing the seat has the position sleeve, the position sleeve cup joints with the montant, be provided with coil spring between position sleeve and the bottom plate, coil spring cup joints with the montant, it has the constant head tank to open at the top of bearing the seat.
Preferably, the locking mechanism is composed of a bolt and a threaded pipe, the threaded pipe is fixedly embedded and connected with the sleeve wall of the fixed sleeve, and the inner wall of the threaded pipe is in threaded connection with the bolt.
Preferably, the bearing is fixedly embedded in the fixed sleeve, and the inner ring of the bearing is fixedly sleeved with the rotating rod.
Preferably, both sides of the rotating rod and the fixed rod are fixedly provided with reinforcing rods.
Preferably, the number of the vertical rods and the number of the positioning sleeves are four, and the positioning sleeves are fixedly connected with the bearing seat through connecting blocks.
Preferably, the bottom plate is provided with a plurality of mounting holes, and the mounting holes are of a round hole type structure.
The utility model has the advantages that:
1. the test fixture provides a placing position for the circuit board through the positioning groove for positioning, the rotating rod is pressed down, the air spring can be compressed, the probe is in contact with and pressed against the circuit board for testing, the spring can be compressed in the pressing process, pressure is provided for contact, the contact effect is good, after the test, the pressure at the top of the rotating rod is only required to be removed, the flat plate can be automatically lifted through the air spring, and the probe is separated from the circuit board;
2. this kind of test fixture passes through the setting of bull stick, rocker and fixed cover, can realize dull and stereotyped manual rotation, changes its position, changes the position back, can lock through locking mechanism, fixes a position, makes its probe position be in the position of being convenient for maintain operation to it is convenient to provide for maintenance, maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the bearing seat and the positioning sleeve of the present invention;
fig. 3 is a schematic view of the internal structure of the fixing sleeve of the present invention.
In the figure: 1. the device comprises a bottom plate, 2, mounting holes, 3, vertical rods, 4, springs, 5, a bearing seat, 6, a positioning groove, 7, a positioning sleeve, 8, a gas spring, 9, a fixing sleeve, 10, a rotating rod, 11, a fixing rod, 12, a flat plate, 13, a probe, 14, a reinforcing rod, 15, a rocker, 16, a bolt, 17, a bearing, 18 and a threaded pipe.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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.
Referring to fig. 1-3, a circuit board overvoltage test fixture includes a bottom plate 1 and a bearing seat 5 disposed on the top of the bottom plate 1, wherein air springs 8 are vertically and fixedly connected to both sides of the bottom plate 1, a fixed sleeve 9 is fixedly mounted on the top end of the air spring 8, after a test, the pressure of a rotating rod 10 is removed, the rotating rod 10 is pushed by the elastic force of the air spring 8, a probe 13 is separated from a circuit board, then the circuit board is taken out, the test is completed, the fixed sleeve 9 is rotatably mounted with the rotating rod 10, a rocker 15 is fixedly mounted on one end of the rotating rod 10, a locking mechanism is mounted on the fixed sleeve 9, and the locking mechanism can compress the rotating rod 10, so as to perform positioning;
the perpendicular rigid coupling in middle part of bull stick 10 has dead lever 11, the perpendicular rigid coupling in bottom of dead lever 11 has dull and stereotyped 12, evenly install a plurality of probe 13 on the dull and stereotyped 12, probe 13 is used for contacting with the circuit board, tests, 1 top fixed mounting of bottom plate has montant 3, the equal fixed mounting in both sides of bearing seat 5 has position sleeve 7, position sleeve 7 cup joints with montant 3, be provided with coil spring 4 between position sleeve 7 and the bottom plate 1, coil spring 4 cup joints with montant 3, open at the top of bearing seat 5 has constant head tank 6, and constant head tank 6 is used for placing of circuit board, fixes a position.
The locking mechanism is composed of a bolt 16 and a threaded pipe 18, the threaded pipe 18 is fixedly embedded and connected with the sleeve wall of the fixed sleeve 9, the inner wall of the threaded pipe 18 is in threaded connection with the bolt 16, the bolt 16 rotates in the threaded pipe 18 and can be adjusted in position, and after adjustment, the rotating rod 10 can be pressed tightly through the bolt 16 to limit; a bearing 17 is fixedly embedded in the fixed sleeve 9, and the inner ring of the bearing 17 is connected with the rotating rod 10 fixed sleeve 9 to realize the rotating connection of the rotating rod 10 and the fixed sleeve 9; reinforcing rods 14 are fixedly arranged on two sides of the rotating rod 10 and the fixed rod 11, so that the connection between the rotating rod 10 and the fixed rod 11 is reinforced; the number of the vertical rods 3 and the number of the positioning sleeves 7 are four, the positioning sleeves 7 are fixedly connected with the bearing seat 5 through connecting blocks, and the positioning sleeves 7 slide relative to the vertical rods 3 to be guided and limited; the bottom plate 1 is provided with a plurality of mounting holes 2, and the mounting holes 2 are of a round hole type structure and are used for fixedly mounting the bottom plate 1 and an external device and providing mounting hole sites.
The utility model discloses when using, the electrical components that appear in this application all external intercommunication power and control switch when using, bottom plate 1 is installed on test equipment's workstation, the circuit board is put in constant head tank 6, fix a position and place, probe 13 is connected through outside wire and test equipment electricity, the pressure is moved bull stick 10, carry out the compression of air spring 8, dull and stereotyped 12 and probe 13 descend together simultaneously, probe 13 presses on the circuit board, continue to compress, bearing seat 5 continues to carry out the compression of coil spring 4 through position sleeve 7, after the compression, coil spring 4 provides pressure for between circuit board and the probe 13, make it compress tightly, after the test, remove the pressure of bull stick 10, through the elasticity of air spring 8, provide the promotion for bull stick 10, probe 13 and circuit board separation, then take out the circuit board, accomplish the test;
after the test, when needing to carry out the maintenance and the maintenance of probe 13, unscrew bolt 16, hold rocker 15, rotate rocker 15 to make bull stick 10 rotate about fixed cover 9, make probe 13 be located bull stick 10 top, screw up bolt 16, compress tightly bull stick 10, realize supporting tightly, it is spacing to carry out, makes its probe 13 position be in the position of being convenient for maintain the operation, thereby it is convenient to provide for maintenance, the manual work carries out the maintenance and the maintenance of probe 13.
It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a circuit board overvoltage test tool which characterized in that: the device comprises a bottom plate (1) and a bearing seat (5) arranged at the top of the bottom plate (1), wherein air springs (8) are fixedly connected to two sides of the bottom plate (1) vertically, a fixed sleeve (9) is fixedly installed at the top ends of the air springs (8), a rotating rod (10) is rotatably installed on the fixed sleeve (9), a rocker (15) is fixedly installed at one end of the rotating rod (10), and a locking mechanism is installed on the fixed sleeve (9);
the perpendicular rigid coupling in middle part of bull stick (10) has dead lever (11), the perpendicular rigid coupling in bottom of dead lever (11) has flat board (12), evenly install a plurality of probe (13) on flat board (12), bottom plate (1) top fixed mounting has montant (3), the equal fixed mounting in both sides that bears seat (5) has position sleeve (7), position sleeve (7) cup joint with montant (3), be provided with coil spring (4) between position sleeve (7) and bottom plate (1), coil spring (4) cup joint with montant (3), open at the top that bears seat (5) has constant head tank (6).
2. The over-voltage testing jig for the circuit board according to claim 1, wherein: the locking mechanism is composed of a bolt (16) and a threaded pipe (18), the threaded pipe (18) is fixedly embedded and connected with the sleeve wall of the fixed sleeve (9), and the inner wall of the threaded pipe (18) is in threaded connection with the bolt (16).
3. The over-voltage testing jig for the circuit board according to claim 1, wherein: the bearing (17) is fixedly embedded in the fixed sleeve (9), and the inner ring of the bearing (17) is connected with the fixed sleeve (9) of the rotating rod (10).
4. The over-voltage testing jig for the circuit board according to claim 1, wherein: and reinforcing rods (14) are fixedly arranged on both sides of the rotating rod (10) and the fixed rod (11).
5. The over-voltage testing jig for the circuit board according to claim 1, wherein: the number of the vertical rods (3) and the number of the positioning sleeves (7) are four, and the positioning sleeves (7) are fixedly connected with the bearing seats (5) through connecting blocks.
6. The over-voltage testing jig for the circuit board according to claim 1, wherein: a plurality of mounting holes (2) are formed in the bottom plate (1), and the mounting holes (2) are of circular hole type structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159553.9U CN212693957U (en) | 2020-06-22 | 2020-06-22 | Circuit board overvoltage test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021159553.9U CN212693957U (en) | 2020-06-22 | 2020-06-22 | Circuit board overvoltage test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693957U true CN212693957U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021159553.9U Active CN212693957U (en) | 2020-06-22 | 2020-06-22 | Circuit board overvoltage test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212693957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113721045A (en) * | 2021-07-26 | 2021-11-30 | 湖北汉丹机电有限公司 | Fuse circuit function detector |
| CN115166319A (en) * | 2022-09-08 | 2022-10-11 | 苏州尚实豪精密机械科技有限公司 | Insert test fixture in fact |
-
2020
- 2020-06-22 CN CN202021159553.9U patent/CN212693957U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113721045A (en) * | 2021-07-26 | 2021-11-30 | 湖北汉丹机电有限公司 | Fuse circuit function detector |
| CN113721045B (en) * | 2021-07-26 | 2024-01-26 | 湖北汉丹机电有限公司 | Fuze circuit function detector |
| CN115166319A (en) * | 2022-09-08 | 2022-10-11 | 苏州尚实豪精密机械科技有限公司 | Insert test fixture in fact |
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