CN220625213U

CN220625213U - Special jig for flatness test of intelligent watch PCBA board

Info

Publication number: CN220625213U
Application number: CN202322397582.9U
Authority: CN
Inventors: 李晶晶; 陈健
Original assignee: Shenzhen Siqi Technology Co ltd
Current assignee: Shenzhen Siqi Technology Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-03-19
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to the technical field of flatness testing of PCBA plates, in particular to a special jig for flatness testing of an intelligent watch PCBA plate, which comprises a jig, wherein one side of the jig is provided with a connecting plate, one side of the jig is provided with a stabilizing component, the stabilizing component comprises protection plates arranged on two sides of the jig.

Description

Special jig for flatness test of intelligent watch PCBA board

Technical Field

The utility model relates to the technical field of flatness testing of PCBA boards, in particular to a special jig for flatness testing of an intelligent watch PCBA board.

Background

Along with the development of mobile technology, many traditional electronic products also start to increase functions in the aspect of movement, wherein the core of the intelligent watch is composed of PCBA, the units in the intelligent watch are all PCBA except the heat dissipation part, the importance of the intelligent watch is similar to that of a neural network of a human body, however, no jig can detect the flatness of a PCBA board in the prior art, if the difference of the front width and the rear width of the PCBA board is too large, when a circuit diagram is drawn on the outer surface of the PCBA board, the circuit diagram is possibly wrong due to deviation of the circuit diagram.

The utility model provides a special tool of intelligence wrist-watch PCBA board roughness test in the patent of publication No. CN218639459U, including fixed tool in this patent, fixed tool up end's intermediate position is fixed to be equipped with PCBA board and places the platform, one side of PCBA board placed the platform surface is equipped with parallel detection groove, fixed tool surface's one side is fixed to be equipped with the L shaped plate, the both sides of the face of fixed tool on the L shaped plate all are equipped with a screw rod rotary groove that extends to L shaped plate inside, cooperate through lifting structure and small-size infrared spirit level to can produce two parallel infrared horizontal lines, through aiming at the upper and lower both ends of PCBA board respectively with two infrared horizontal lines can observe this PCBA board's roughness, but still have following problem in this patent:

when the PCBA board detects the roughness, make the internal thread cover remove through the screw thread rotation through the rotatory handle of manual screw thread upper end, after removing suitable testing position, stop to rotate rotatory handle can, its regulation is inconvenient enough, and on the one hand infrared ray spirit level self has certain weight, and another convenient internal thread cover uses for a long time can appear the phenomenon such as smooth silk is not hard up, and then fixed stability is relatively poor.

Aiming at the problems, a special jig for testing the flatness of the PCBA board of the intelligent watch needs to be designed, so that the problems are overcome.

Disclosure of Invention

The utility model mainly aims to provide a jig special for testing flatness of a PCBA board of an intelligent watch, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a special tool of intelligence wrist-watch PCBA board roughness test, includes the tool, tool one side is provided with the connecting plate, tool one side is provided with stable subassembly;

the utility model provides a stable subassembly is including setting up in the guard plate of tool both sides, guard plate top is inside to be provided with the motor, the screw groove has been seted up to guard plate one side, the motor output has the driving gear through the coupling joint, the meshing of driving gear outer wall has driven gear, driven gear transmission shaft has the threaded rod through the coupling joint, the threaded rod outer wall is provided with the movable block, the movable block outer wall extends to screw groove outside and is provided with the slide, slide one side is provided with infrared spirit level, both ends all are provided with trapezoidal stable piece about the movable block, the spacing groove has all been seted up to trapezoidal stable piece inside both sides, the inside spring that is provided with of spacing groove, spring one end is provided with the connecting rod, connecting rod one end is provided with the gag lever post, the connecting rod both sides are provided with the guide arm, the guide arm outer wall cover has the supporting frame plate, supporting frame plate one side is provided with stable clamp plate, tool bottom top is provided with PCBA board and places the test bench.

As a preferable scheme of the utility model, trapezoidal stabilizing blocks are arranged at the upper end and the lower end of the group of moving blocks, the number of the limiting grooves is four, and the number of the connecting rods and the limiting rods is four.

As a preferable scheme of the utility model, the connecting plate is in non-detachable connection with the jig, the PCBA board is placed and is in non-detachable connection with the jig, the guide rod is in non-detachable connection with the connecting plate, the support frame plate is in sliding connection with the guide rod, and the stable pressing plate is in non-detachable connection with the support frame plate.

As a preferable scheme of the utility model, the protection plate is in non-detachable connection with the jig, the motor is in detachable connection with the protection plate, and the motor is in non-detachable connection with the driving gear through the coupler.

As a preferable scheme of the utility model, the driving gear is connected with the driven gear in a meshed manner, the driven gear transmission shaft is connected with the threaded rod in a non-detachable manner through the coupler, the screw groove is fixedly arranged with the protection plate, the moving block is connected with the screw groove through threads, and the moving block is connected with the sliding plate in a detachable manner.

As a preferable scheme of the utility model, the sliding plate is detachably connected with the infrared level, the trapezoidal stabilizing block is detachably connected with the moving block, the limiting groove is detachably connected with the trapezoidal stabilizing block, the spring is detachably connected with the limiting groove, the connecting rod is detachably connected with the spring, and the limiting rod is detachably connected with the connecting rod.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the intelligent watch PCBA board flatness testing special jig, the infrared level meters are correspondingly arranged on the left side and the right side of the jig, flatness of the left side and the right side of the PCBA board can be conveniently and conveniently detected, the motor drives the threaded rod to rotate, the moving speed and the moving position of the moving block can be adjusted, the position of the infrared level meters can be conveniently and well adjusted, the trapezoidal stabilizing blocks are arranged on the upper end and the lower end of the moving block, one end of the limiting rod is located at an external threaded channel of the threaded rod, the limiting rod moves through the moving block, the limiting rod resists an external screw, the other end of the limiting rod passes through the extrusion connecting rod, the extrusion spring is convenient for stretching of the limiting rod, and when the moving block stops, the limiting rod can be conveniently clamped into the external screw channel through rebound force of the spring, and stability of the moving block can be conveniently increased.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the fixture of the present utility model;

fig. 3 is a schematic diagram of the front view of the guard plate of the present utility model;

FIG. 4 is a schematic diagram of the moving block and trapezoid stabilizer block according to the present utility model.

In the figure: 1. a jig; 2. a connecting plate; 3. a stabilizing assembly; 301. placing a PCBA board on a detection table; 302. a guide rod; 303. a support frame plate; 304. a stabilizing press plate; 305. a protection plate; 306. a motor; 307. a drive gear; 308. a driven gear; 309. a screw groove; 310. a threaded rod; 311. a moving block; 312. an infrared level; 313. a slide plate; 314. a trapezoidal stabilizing block; 315. a limit groove; 316. a spring; 317. a connecting rod; 318. and a limit rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the jig special for testing flatness of the intelligent watch PCBA board comprises a jig 1, wherein a connecting plate 2 is arranged on one side of the jig 1, and a stabilizing component 3 is arranged on one side of the jig 1;

referring to fig. 1, 2, 3 and 4, the stabilizing assembly 3 includes a protecting plate 305 disposed on two sides of the fixture 1, a motor 306 disposed inside a top end of the protecting plate 305, a screw groove 309 disposed on one side of the protecting plate 305, a driving gear 307 connected to an output end of the motor 306 via a coupling, a driven gear 308 meshed with an outer wall of the driving gear 307, a threaded rod 310 connected to a driving shaft of the driven gear 308 via a coupling, a moving block 311 disposed on an outer wall of the threaded rod 310, a sliding plate 313 disposed on an outer wall of the moving block 311 and extending to an outer side of the screw groove 309, an infrared level 312 disposed on one side of the sliding plate 313, trapezoidal stabilizing blocks 314 disposed on upper and lower ends of the moving block 311, limit grooves 315 disposed on two sides of an inner side of the trapezoidal stabilizing block 314, springs 316 disposed inside the limit grooves 316, a connecting rod 317 disposed on one end of the springs 316, and a limit rod 318 disposed on one end of the connecting rod 317, guide rods 302 are arranged on two sides of the connecting plate 2, a supporting frame plate 303 is sleeved on the outer wall of the guide rod 302, a stable pressing plate 304 is arranged on one side of the supporting frame plate 303, a PCBA board placement detection platform 301 is arranged on the top end of the bottom of the jig 1, the connecting plate 2 is in non-detachable connection with the jig 1, the PCBA board placement detection platform 301 is in non-detachable connection with the jig 1, the guide rod 302 is in non-detachable connection with the connecting plate 2, the supporting frame plate 303 is in sliding connection with the guide rod 302, the stable pressing plate 304 is in non-detachable connection with the supporting frame plate 303, the protection plate 305 is in non-detachable connection with the jig 1, a motor 306 is in detachable connection with the protection plate 305, the motor 306 is in non-detachable connection with a driving gear 307 through a coupler, the driving gear 307 is in meshed connection with a driven gear 308, the driven gear 308 is in transmission shaft non-detachable connection with the threaded rod 310 through the coupler, the screw groove 309 is fixedly formed with the protection plate 305, the movable block 311 is in threaded connection with the screw groove 309, the movable block 311 is in detachable connection with the sliding plate 313, the sliding plate 313 is in detachable connection with the infrared level 312, the trapezoid stabilizing block 314 is in non-detachable connection with the movable block 311, the limit groove 315 is in non-detachable connection with the trapezoid stabilizing block 314, the spring 316 is in non-detachable connection with the limit groove 315, the connecting rod 317 is in non-detachable connection with the spring 316, and the limit rod 318 is in non-detachable connection with the connecting rod 317;

wherein, the rotation of the threaded rod 310 drives the moving block 311 to rotate, which is convenient for adjusting the position of the infrared level meter 312, the moving block 311 is in the moving process, the limiting rod 318 is screwed out by the threaded rod 310, the limiting rod 318 is screwed out by the connecting rod 317, the connecting rod 317 is screwed out by the spring 316 at one end, after the infrared level meter 312 at one side of the moving block 311 is adjusted, the limiting rod 318 is moved at the threaded rod 310 by the rebound force of the spring 316, and is propped against the external screw of the threaded rod 310 to prevent the loosening and sliding wire.

The working flow of the utility model is as follows: the intelligent wrist-watch PCBA board roughness test special jig that uses this scheme design, at the during operation, place the PCBA board in PCBA board and place detection platform 301 department, telescopic cylinder through tool 1 connecting plate 2 one side stretches out and draws back and drives the supporting plate 303 and move down and then make stable clamp plate 304 suppression and PCBA board top that detection platform 301 was placed in the PCBA board place, drive threaded rod 310 through starter motor 306 and rotate, drive infrared spirit level 312 and reciprocate, make the infrared spirit level 312 of tool 1 left and right sides adjust to the position that just arrives, a set of infrared spirit level 312 shines with PCBA board bottom, a set of infrared spirit level 312 shines in PCBA board top, place two sets of infrared spirit level 312 of same direction influence the angle of shining, both ends all are provided with trapezoidal stabilizer 314 about through movable block 311, be located threaded rod 310 external screw way department through movable block 311, the limit rod 318 one end is located, the limit rod 318 keeps out external screw, the other end is through extrusion connecting rod 317, and then the limit rod 318 is convenient for stretch out and draw back by extrusion spring 316, and then be convenient for when movable block 311 stops, the infrared spirit level 312 is convenient for make people go into the stability of the rebound through spring 318, the stability of the convenience of use of the lift-off.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Special tool of intelligence wrist-watch PCBA board roughness test, including tool (1), its characterized in that: a connecting plate (2) is arranged on one side of the jig (1), and a stabilizing component (3) is arranged on one side of the jig (1);

the stabilizing assembly (3) comprises a protection plate (305) arranged on two sides of the jig (1), a motor (306) is arranged inside the top end of the protection plate (305), a screw groove (309) is formed in one side of the protection plate (305), a driving gear (307) is connected to the output end of the motor (306) through a coupling, a driven gear (308) is meshed with the outer wall of the driving gear (307), a threaded rod (310) is connected to a transmission shaft of the driven gear (308) through the coupling, a moving block (311) is arranged on the outer wall of the threaded rod (310), a sliding plate (313) is arranged on the outer wall of the moving block (311) and extends to the outside of the screw groove (309), an infrared level meter (312) is arranged on one side of the sliding plate (313), trapezoidal stabilizing blocks (314) are arranged on the upper end and the lower end of the moving block (311), limit grooves (315) are formed in two sides of the inner portion of the trapezoidal stabilizing blocks (314), springs (316) are arranged in the limit grooves (316), connecting rods (317) are arranged on one ends of the connecting rods (317), one ends of the connecting rods (317) are provided with limit rods (318), one ends of the limiting rods (318), one ends of the connecting rods (318) are provided with sliding plates, the corresponding guide rods (302), one side of each connecting rod (302) is provided with a guide plate (302), the top of the bottom of the jig (1) is provided with a PCBA board placing and detecting table (301).

2. The intelligent watch PCBA board flatness test special fixture of claim 1, wherein: the upper end and the lower end of the group of moving blocks (311) are respectively provided with a trapezoid stabilizing block (314), the number of the limiting grooves (315) is four, and the number of the connecting rods (317) and the number of the limiting rods (318) are four.

3. The intelligent watch PCBA board flatness test special fixture of claim 2, wherein: the connecting plate (2) is connected with the jig (1) in a non-detachable mode, the PCBA board is placed and is connected with the detecting table (301) and the jig (1) in a non-detachable mode, the guide rod (302) is connected with the connecting plate (2) in a non-detachable mode, the supporting frame plate (303) is connected with the guide rod (302) in a sliding mode, and the stabilizing pressing plate (304) is connected with the supporting frame plate (303) in a non-detachable mode.

4. A special jig for testing flatness of a PCBA board of an intelligent watch according to claim 3, characterized in that: the protection plate (305) is not detachably connected with the jig (1), the motor (306) is detachably connected with the protection plate (305), and the motor (306) is not detachably connected with the driving gear (307) through a coupler.

5. The intelligent watch PCBA board flatness test special fixture of claim 4, wherein: the driving gear (307) is connected with the driven gear (308) in a meshed mode, the driven gear (308) is connected with the threaded rod (310) in a non-detachable mode through a coupler, the screw groove (309) and the protection plate (305) are fixedly arranged, the moving block (311) is connected with the screw groove (309) in a threaded mode, and the moving block (311) is connected with the sliding plate (313) in a detachable mode.

6. The intelligent watch PCBA plate flatness test special fixture of claim 5, wherein: the sliding plate (313) is detachably connected with the infrared level meter (312), the trapezoidal stabilizing block (314) is detachably connected with the moving block (311), the limiting groove (315) is detachably connected with the trapezoidal stabilizing block (314), the spring (316) is detachably connected with the limiting groove (315), the connecting rod (317) is detachably connected with the spring (316), and the limiting rod (318) is detachably connected with the connecting rod (317).