CN217034051U

CN217034051U - Needle bed for automatically testing electrical performance

Info

Publication number: CN217034051U
Application number: CN202220647875.0U
Authority: CN
Inventors: 任星龙
Original assignee: Teda Taisheng Technology Co ltd
Current assignee: Teda Taisheng Technology Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-07-22
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to the technical field of an automatic electrical property testing needle bed, and discloses an automatic electrical property testing needle bed which comprises a testing needle bed main body, wherein a supporting plate is fixedly connected to the top of the testing needle bed main body, a lifting cylinder is fixedly connected to the front side of the supporting plate, a needle plate is fixedly installed at the bottom of the lifting cylinder, a plurality of test needles are fixedly connected to the bottom of the needle plate, a movable frame is arranged at the top of the testing needle bed main body, an adjusting component is arranged inside the movable frame, a protective component is arranged at the bottom of the movable frame, a handle is fixedly connected to the front side of the movable frame, a first limiting plate is driven by tightening an adjusting bolt to push a circuit board to be tested so as to fix the circuit board to be tested, the operation of a worker is facilitated, the installation time is saved, the movable frame is driven by pulling the handle to drive the adjusting component to drive the circuit board to be tested so that the movable frame drives the circuit board to be tested to the lower part of the needle plate, the protection capability of the equipment is improved.

Description

Needle bed capable of automatically testing electrical performance

Technical Field

The utility model relates to the technical field of automatic testing needle beds for electrical properties, in particular to an automatic testing needle bed for electrical properties.

Background

The automatic testing needle bed for electrical property is a non-standard testing auxiliary fixture for detecting defects in production and manufacture and poor components by testing on-line components by utilizing the electrical property, is used for detecting the conditions of opening, short circuit, welding and the like of each circuit network of an on-line circuit board, and has the characteristics of simple, rapid and accurate fault positioning and the like.

However, the existing automatic electrical property testing needle bed is inconvenient for rapidly clamping a circuit board to be tested, is inconvenient for adjustment after clamping, is inconvenient for workers to operate, has insufficient protective capability and low protective capability to the workers.

According to the utility model, the circuit board to be tested is conveniently clamped through the adjusting assembly, so that the operation of workers is facilitated, the movable frame is conveniently taken out through the protective assembly, the workers are prevented from operating below the needle plate, the workers can be effectively protected, and the protective capability of equipment is improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the automatic electrical property testing needle bed which has the advantages of conveniently clamping a circuit board to be tested, improving the protection capability of equipment and the like, and solves the problems that the circuit board to be tested is inconvenient to clamp and adjust and the protection capability of the equipment is insufficient.

(II) technical scheme

For the above-mentioned convenient tight circuit board that awaits measuring of clamp of realization, advantages such as improve equipment protective capacities have solved the tight circuit board that awaits measuring of tight regulation of clamp of not being convenient for, and equipment protective capacities is not enough problem. The utility model provides the following technical scheme: including test needle bed main part, test needle bed main part top fixedly connected with backup pad, the positive fixedly connected with lift cylinder of backup pad, lift cylinder bottom fixed mounting has the faller, a plurality of test pins of faller bottom fixedly connected with, test needle bed main part top is provided with the movable frame, the inside adjusting part that is provided with of movable frame, the movable frame bottom is provided with protective component, the positive fixedly connected with handle of movable frame.

Preferably, the equal threaded connection in activity frame left and right sides has adjusting bolt, the adjusting bolt left end rotates and is connected with first limiting plate, just first spout has all been seted up to the activity frame inner wall left and right sides, the positive fixedly connected with dead lever of first spout inner wall, dead lever right-hand member through connection has the second limiting plate.

Preferably, the periphery of the fixed rod is sleeved with a limiting spring, the right end of the limiting spring is fixedly connected with the front surface of the inner wall of the first sliding groove, and the left end of the limiting spring is fixedly connected with the back surface of the second limiting plate.

Preferably, the first limiting plate and the second limiting plate are both L-shaped, and the width of the first limiting plate is one half of the width of the second limiting plate.

Preferably, a second chute is formed in the top of the testing needle bed main body, a rubber block is fixedly connected to the reverse side of the inner wall of the second chute, a limiting rod is fixedly connected to the front side of the inner wall of the second chute, a sliding block is connected to the left end of the limiting rod in a penetrating manner, and the top of the sliding block is fixedly connected to the bottom of the movable frame.

Preferably, a reset spring is sleeved on the periphery of the limiting rod, the right end of the reset spring is fixedly connected with the front side of the inner wall of the second sliding groove, the left end of the reset spring is fixedly connected with the front side of the sliding block, and the bottom of the sliding block is slidably connected with the inside of the second sliding groove.

(III) advantageous effects

Compared with the prior art, the utility model provides an automatic testing needle bed for electrical property, which has the following beneficial effects:

1. this electrical property automatic test needle bed drives first limiting plate and promotes the awaiting measuring circuit board of awaiting measuring through screwing up adjusting bolt, and first limiting plate fine setting awaits measuring the position of circuit board in the movable frame of awaiting measuring to fixed awaiting measuring circuit board makes things convenient for the staff operation, practices thrift installation time, improves the installation effectiveness, also can adjust the position of awaiting measuring the measuring circuit board in the movable frame, and the application scope of equipment is more extensive, practices thrift the cost.

2. This electrical property automatic test needle bed drives the adjustable frame through the pulling handle and drives the circuit board that awaits measuring that the regulating block drives to the adjustable frame drives the below of awaiting measuring circuit board to the faller, improve equipment's protective capacities, the staff need not change the circuit board that awaits measuring below the faller, can effectual protection staff, the reinforcing is to staff's protective capacities.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic testing needle bed for electrical properties according to the present invention;

FIG. 2 is a top sectional view of an electrical property automatic testing needle bed adjusting assembly according to the present invention;

FIG. 3 is a side sectional view of a needle bed guard assembly for automatically testing electrical properties according to the present invention.

In the figure: 1. testing the needle bed main body; 2. a support plate; 3. a lifting cylinder; 4. a needle plate; 5. measuring a needle; 6. a movable frame; 7. an adjustment assembly; 701. adjusting the bolt; 702. a first limit plate; 703. a first chute; 704. a fixing rod; 705. a limiting spring; 706. a second limiting plate; 8. a guard assembly; 801. a second chute; 802. a limiting rod; 803. a return spring; 804. a slider; 805. a rubber block; 9. a handle.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Please refer to fig. 1-3, an automatic electrical property testing needle bed, including a testing needle bed main body 1, a supporting plate 2 is fixedly connected to the top of the testing needle bed main body 1, a lifting cylinder 3 is fixedly connected to the front of the supporting plate 2, a needle plate 4 is fixedly mounted at the bottom of the lifting cylinder 3, a plurality of measuring needles 5 are fixedly connected to the bottom of the needle plate 4, a movable frame 6 is arranged at the top of the testing needle bed main body 1, an adjusting component 7 is arranged inside the movable frame 6, a protection component 8 is arranged at the bottom of the movable frame 6, a handle 9 is fixedly connected to the front of the movable frame 6, a circuit board to be tested is conveniently clamped through the adjusting component 7, operation of a worker is facilitated, the movable frame 6 is also conveniently taken out through the protection component 8, operation of the worker below the needle plate 4 is avoided, and protection capability of the device is improved.

Referring to fig. 2, further, the left side and the right side of the movable frame 6 are both connected with an adjusting bolt 701 through threads, the left end of the adjusting bolt 701 is rotatably connected with a first limiting plate 702, the left side and the right side of the inner wall of the movable frame 6 are both provided with a first sliding groove 703, the front side of the inner wall of the first sliding groove 703 is fixedly connected with a fixing rod 704, and the right end of the fixing rod 704 is connected with a second limiting plate 706 through.

Referring to fig. 2, further, a limiting spring 705 is sleeved on the periphery of the fixing rod 704, a right end of the limiting spring 705 is fixedly connected to a front surface of an inner wall of the first sliding groove 703, and a left end of the limiting spring 705 is fixedly connected to a back surface of the second limiting plate 706.

Referring to fig. 2, further, the first limiting plate 702 and the second limiting plate 706 are both provided with an "L" shape, and the width of the first limiting plate 702 is one half of the width of the second limiting plate 706.

Referring to fig. 3, further, a second sliding groove 801 is formed in the top of the testing needle bed main body 1, a rubber block 805 is fixedly connected to the reverse side of the inner wall of the second sliding groove 801, a limiting rod 802 is fixedly connected to the front side of the inner wall of the second sliding groove 801, a sliding block 804 is connected to the left end of the limiting rod 802 in a penetrating manner, and the top of the sliding block 804 is fixedly connected to the bottom of the movable frame 6.

Referring to fig. 3, further, a return spring 803 is sleeved on the outer periphery of the limiting rod 802, the right end of the return spring 803 is fixedly connected with the front side of the inner wall of the second sliding groove 801, the left end of the return spring 803 is fixedly connected with the front side of the sliding block 804, and the bottom of the sliding block 804 is slidably connected with the inside of the second sliding groove 801.

When the test fixture is used, the lifting cylinder 3 is started, the lifting cylinder 3 drives the needle plate 4 to drive the probe 5 to move upwards, the adjusting bolt 701 is loosened, the adjusting bolt 701 drives the first limiting plate 702, the second limiting plate 706 is pulled, the second limiting plate 706 drives the limiting spring 705 to slide on the fixed rod 704, a circuit board to be tested is placed in the movable frame 6, the second limiting plate 706 is loosened, the second limiting plate 706 is driven by the limiting spring 705 to clamp the circuit board to be tested, the adjusting bolt 701 is screwed down, the adjusting bolt 701 drives the first limiting plate 702 to push the circuit board to be tested, the position of the circuit board to be tested in the movable frame 6 is finely adjusted through the first limiting plate 702, the circuit board to be tested is fixed, and the purpose of conveniently clamping and adjusting the circuit board to be tested is achieved;

pulling handle 9 drives movable frame 6, movable frame 6 drives adjusting part 7 and drives the circuit board that awaits measuring, movable frame 6 drives slider 804, slider 804 drives reset spring 803 and slides on gag lever post 802, thereby slider 804 slides in second spout 801, change the circuit board that awaits measuring through adjusting part 7, then loosen handle 9, slider 804 returns the normal position under reset spring 803's spring action, slider 804 drives movable frame 6 and returns the normal position, thereby movable frame 6 drives the below that awaits measuring circuit board to faller 4, realize the purpose of the convenient circuit board that awaits measuring of change location.

In summary, according to the automatic electrical property testing needle bed, the adjusting bolt 701 is screwed down to drive the first limiting plate 702 to push the circuit board to be tested, and the first limiting plate 702 finely adjusts the position of the circuit board to be tested in the movable frame 6, so that the circuit board to be tested is fixed, the operation of a worker is facilitated, the position of the circuit board to be tested in the movable frame 6 can be adjusted, the application range of the device is wider, and the cost is saved;

pulling handle 9 drives movable frame 6 and drives adjusting part 7 and drive the circuit board that awaits measuring to movable frame 6 drives the below of awaiting measuring circuit board to faller 4, improve equipment's protective capacities, the staff need not change the circuit board that awaits measuring in faller 4 below, can effectual protection staff, the reinforcing is to staff's protective capacities.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electrical property automatic test needle bed, includes test needle bed main part (1), its characterized in that: test needle bed main part (1) top fixedly connected with backup pad (2), backup pad (2) openly fixedly connected with lift cylinder (3), lift cylinder (3) bottom fixed mounting has faller (4), a plurality of test needles (5) of faller (4) bottom fixedly connected with, test needle bed main part (1) top is provided with movable frame (6), movable frame (6) inside is provided with adjusting part (7), movable frame (6) bottom is provided with protective assembly (8), movable frame (6) openly fixedly connected with handle (9).

2. An electrical property automatic test needle bed according to claim 1, characterized in that: the equal threaded connection in activity frame (6) left and right sides has adjusting bolt (701), adjusting bolt (701) left end rotates and is connected with first limiting plate (702), just first spout (703) have all been seted up to activity frame (6) inner wall left and right sides, the positive fixedly connected with dead lever (704) of first spout (703) inner wall, dead lever (704) right-hand member through connection has second limiting plate (706).

3. An electrical property automatic testing needle bed according to claim 2, characterized in that: the periphery of the fixed rod (704) is sleeved with a limiting spring (705), the right end of the limiting spring (705) is fixedly connected with the front side of the inner wall of the first sliding groove (703), and the left end of the limiting spring (705) is fixedly connected with the back side of the second limiting plate (706).

4. An electrical property automatic testing needle bed according to claim 2, characterized in that: the first limiting plate (702) and the second limiting plate (706) are both arranged in an L shape, and the width of the first limiting plate (702) is one half of the width of the second limiting plate (706).

5. An electrical property automatic test needle bed according to claim 1, characterized in that: the testing needle bed is characterized in that a second sliding groove (801) is formed in the top of the testing needle bed main body (1), a rubber block (805) is fixedly connected to the reverse side of the inner wall of the second sliding groove (801), a limiting rod (802) is fixedly connected to the front side of the inner wall of the second sliding groove (801), a sliding block (804) is connected to the left end of the limiting rod (802) in a penetrating mode, and the top of the sliding block (804) is fixedly connected with the bottom of the movable frame (6).

6. An electrical property automatic test needle bed according to claim 5, characterized in that: the outer periphery of the limiting rod (802) is sleeved with a return spring (803), the right end of the return spring (803) is fixedly connected with the front side of the inner wall of the second sliding groove (801), the left end of the return spring (803) is fixedly connected with the front side of the sliding block (804), and the bottom of the sliding block (804) is connected with the inner portion of the second sliding groove (801) in a sliding mode.