CN211669247U - Portable circuit board elevating gear for test fixture - Google Patents

Abstract

The utility model discloses a portable circuit board elevating gear for test fixture, the on-line screen storage device comprises a base, base top one side is equipped with the support frame, support frame and base fixed connection, support frame one side is equipped with moving mechanism, moving mechanism includes the fixed plate, the fixed plate is established in support frame one side, the fixed plate top is equipped with lifting unit, the fixed plate bottom is equipped with first fly leaf, first spout has been seted up at first fly leaf top, the fixed plate top is equipped with first slider, first slider and fixed plate fixed connection. The utility model discloses a design of ring gear, first gear and second gear drives first gear rotation with higher speed when making gear revolve to the second fly leaf can quick travel, realizes the quick travel of second fly leaf, when being close the setpoint, can rotate the handle through rotating the second, thereby drives first gear revolve, thereby reaches the effect of accurate location.

Description

Portable circuit board elevating gear for test fixture

Technical Field

The utility model relates to a circuit board field, concretely relates to portable circuit board elevating gear for test fixture.

Background

The circuit board includes a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high frequency board, a thick copper board, an impedance board, a PCB, an ultra-thin circuit board, a printed (copper etching technology) circuit board, and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

At present, a circuit board is required to be tested after being produced, so that defective products are prevented from flowing out, a circuit board testing tool is generally used for assisting the testing of the circuit board, a lifting device is a device for rapidly moving the testing tool to enable the testing tool to be connected with the circuit board, when the lifting device is in actual use, the position between the lifting device and the testing tool is fixed and cannot be adjusted, and when the circuit board and the testing tool are positioned to have errors, the relative position between the testing tool and the circuit board cannot be adjusted, so that the testing effect is poor.

Therefore, it is necessary to provide a lifting device for a portable circuit board testing tool to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable elevating gear for circuit board test fixture, through rotating first rotation handle, thereby make first rotation drive the ring gear and rotate, thereby make the ring gear drive second gear revolve, thereby the first gear of transmission, make first gear drive first lead screw and second lead screw rotate, through the ring gear, the design of first gear and second gear, drive first gear rotation with higher speed when making gear revolve, thereby the second fly leaf can quick travel, realize the quick travel of second fly leaf, when being close the setpoint, can rotate the handle through rotating the second, thereby drive first gear revolve, thereby reach the effect of accurate location, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: a lifting device for a portable circuit board testing tool comprises a base, wherein a supporting frame is arranged on one side of the top of the base and fixedly connected with the base, and a moving mechanism is arranged on one side of the supporting frame;

the moving mechanism comprises a fixed plate, the fixed plate is arranged on one side of the support frame, a lifting assembly is arranged at the top of the fixed plate, a first movable plate is arranged at the bottom of the fixed plate, a first sliding groove is formed in the top of the first movable plate, a first sliding block is fixedly connected to the top of the fixed plate and arranged in the first sliding groove, the first sliding block is connected with the first sliding groove in a sliding mode, a first lead screw is arranged on one side of the first movable plate, the first lead screw penetrates through the first movable plate and the first sliding block and extends to the other side of the first sliding groove, the first lead screw is rotatably connected with the first movable plate through a bearing, the first lead screw is matched with the first sliding block, a second movable plate is arranged at the bottom of the first movable plate, and an adjusting assembly;

the adjusting part comprises a first gear, the first gear is arranged at one end of a first screw rod, the first gear is fixedly connected with the first screw rod, a second gear is meshed at one side of the first gear, the second gear is arranged at one side of a first movable plate, the second gear is rotatably connected with the first movable plate, a gear ring is meshed at the outer side of the second gear, a first rotating handle is fixedly connected with the outer portion of the gear ring, a second rotating handle is fixedly connected with one side of the first gear, the second rotating handle is arranged inside the first rotating handle, the second rotating handle extends out of one side of the first rotating handle, and the second rotating handle is rotatably connected with the first rotating handle through a bearing.

Preferably, a second sliding groove is formed in the top of the second movable plate, a second sliding block is arranged on the top of the first movable plate, the second sliding block is fixedly connected with the first movable plate, the second sliding block is arranged inside the second sliding groove, the second sliding block is connected with the second sliding groove in a sliding mode, a second lead screw is arranged on one side of the second movable plate, the second lead screw penetrates through the second movable plate and the second sliding block, the second lead screw extends to the other side of the second sliding groove, the second lead screw is connected with the second movable plate through a bearing in a rotating mode, and the second lead screw is matched with the second sliding block.

Preferably, the number of the first gears is two, and the two first gears are respectively arranged at one end of the first screw rod and one end of the second screw rod.

Preferably, the lifting assembly comprises a push-pull type quick clamp, the bottom of the push-pull type quick clamp is fixedly connected with the support frame, and one end of the push-pull type quick clamp is fixedly connected with the fixing plate.

Preferably, be equipped with the reinforcing plate between plug-type rapid prototyping pliers and the fixed plate, the reinforcing plate both ends respectively with plug-type rapid prototyping pliers and fixed plate fixed connection, reinforcing plate quantity sets up to a plurality ofly, and a plurality of reinforcing plates are annular array and distribute.

Preferably, the top of the base is provided with two limit pins, the limit pins are fixedly connected with the base, and the two limit pins are symmetrically distributed.

Preferably, the first sliding groove and the second sliding groove are vertically distributed.

Preferably, first spout both sides all are equipped with first spacing groove, first spacing groove is established at first fly leaf top, the first stopper of fixed plate bottom fixedly connected with, first stopper and first spacing groove phase-match.

Preferably, the second sliding groove is formed in two sides of the second sliding groove, the second limiting groove is formed in the top of the second movable plate, a second limiting block is fixedly connected to the bottom of the first movable plate, and the second limiting block is matched with the second limiting groove.

In the technical scheme, the utility model provides a technological effect and advantage:

through rotating first rotation handle, thereby make first rotation drive ring gear rotate, thereby make the ring gear drive second gear revolve, thereby the first gear of transmission, make first gear drive first lead screw and second lead screw rotate, through the ring gear, the design of first gear and second gear, drive first gear rotation with higher speed when making gear revolve, thereby the second fly leaf can quick travel, realize the quick travel of second fly leaf, when being close the setpoint, can rotate the handle through rotating the second, thereby drive first gear revolve, thereby reach the effect of accurate location.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic perspective view of the fixing plate of the present invention;

fig. 3 is a side sectional view of the fixing plate of the present invention;

FIG. 4 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

fig. 5 is an enlarged view of the structure of the part B in fig. 4 according to the present invention.

Description of reference numerals:

the automatic lifting mechanism comprises a base 1, a supporting frame 2, a moving mechanism 3, a fixed plate 4, a lifting assembly 5, a first movable plate 6, a first sliding block 7, a first sliding groove 8, a first screw rod 9, a second movable plate 10, a second sliding groove 11, a second sliding block 12, a second screw rod 13, an adjusting assembly 14, a first gear 15, a second gear 16, a gear ring 17, a first rotating handle 18, a second rotating handle 19, a push-pull type quick clamp 20, a limiting pin 21, a first limiting block 22 and a second limiting block 23.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a lifting device for a portable circuit board testing tool, as shown in figures 1-5, which comprises a base 1, wherein one side of the top of the base 1 is provided with a support frame 2, the support frame 2 is fixedly connected with the base 1, and one side of the support frame 2 is provided with a moving mechanism 3;

the moving mechanism 3 comprises a fixed plate 4, the fixed plate 4 is arranged on one side of the supporting frame 2, a lifting component 5 is arranged at the top of the fixed plate 4, a first movable plate 6 is arranged at the bottom of the fixed plate 4, a first sliding groove 8 is arranged at the top of the first movable plate 6, the top of the fixed plate 4 is fixedly connected with a first slide block 7, the first slide block 7 is arranged in a first sliding chute 8, the first sliding block 7 is connected with the first sliding groove 8 in a sliding manner, one side of the first movable plate 6 is provided with a first screw rod 9, the first screw 9 penetrates through the first movable plate 6 and the first sliding block 7 and extends to the other side of the first sliding groove 8, the first screw rod 9 is rotatably connected with the first movable plate 6 through a bearing, the first screw rod 9 is matched with the first sliding block 7, a second movable plate 10 is arranged at the bottom of the first movable plate 6, and an adjusting assembly 14 is arranged at one end of the first screw rod 9;

the adjusting assembly 14 comprises a first gear 15, the first gear 15 is arranged at one end of a first screw rod 9, the first gear 15 is fixedly connected with the first screw rod 9, a second gear 16 is meshed at one side of the first gear 15, the second gear 16 is arranged at one side of a first movable plate 6, the second gear 16 is rotatably connected with the first movable plate 6, a gear ring 17 is meshed at the outer side of the second gear 16, a first rotating handle 18 is fixedly connected to the outer part of the gear ring 17, a second rotating handle 19 is fixedly connected to one side of the first gear 15, the second rotating handle 19 is arranged inside the first rotating handle 18, the second rotating handle 19 extends out of one side of the first rotating handle 18, and the second rotating handle 19 is rotatably connected with the first rotating handle 18 through a bearing

Further, in the above technical solution, a second sliding groove 11 is formed in the top of the second movable plate 10, a second slider 12 is arranged on the top of the first movable plate 6, the second slider 12 is fixedly connected with the first movable plate 6, the second slider 12 is arranged inside the second sliding groove 11, the second slider 12 is slidably connected with the second sliding groove 11, a second lead screw 13 is arranged on one side of the second movable plate 10, the second lead screw 13 penetrates through the second movable plate 10 and the second slider 12, the second lead screw 13 extends to the other side of the second sliding groove 11, the second lead screw 13 is rotatably connected with the second movable plate 10 through a bearing, and the second lead screw 13 is matched with the second slider 12;

further, in the above technical solution, the number of the first gears 15 is two, and the two first gears 15 are respectively arranged at one end of the first screw rod 9 and one end of the second screw rod 13;

further, in the above technical solution, the lifting assembly 5 includes a push-pull type quick clamp 20, the bottom of the push-pull type quick clamp 20 is fixedly connected with the support frame 2, and one end of the push-pull type quick clamp 20 is fixedly connected with the fixing plate 4;

further, in the above technical solution, a reinforcing plate is arranged between the push-pull type rapid clamp 20 and the fixing plate 4, two ends of the reinforcing plate are respectively fixedly connected with the push-pull type rapid clamp 20 and the fixing plate 4, the number of the reinforcing plates is multiple, and the plurality of reinforcing plates are distributed in an annular array;

further, in the above technical solution, the top of the base 1 is provided with two limit pins 21, the limit pins 21 are fixedly connected with the base 1, and the two limit pins 21 are symmetrically distributed;

further, in the above technical solution, the first sliding chute 8 and the second sliding chute 11 are vertically distributed;

further, in the above technical solution, first limiting grooves are respectively disposed on two sides of the first sliding groove 8, the first limiting grooves are disposed on the top of the first movable plate 6, the bottom of the fixed plate 4 is fixedly connected with a first limiting block 22, and the first limiting block 22 is matched with the first limiting grooves;

further, in the above technical solution, second limiting grooves are respectively disposed on two sides of the second sliding groove 11, the second limiting grooves are disposed on the top of the second movable plate 10, the bottom of the first movable plate 6 is fixedly connected with a second limiting block 23, and the second limiting block 23 is matched with the second limiting grooves;

the implementation mode is specifically as follows: when the utility model is used, firstly, the testing tool is fixed at the bottom of the second movable plate 10, then the circuit board to be tested is fixed at the top of the base 1 through the limiting pin 21, then the push-pull type rapid clamp is pushed, the push-pull type rapid clamp pushes the fixed plate 4 to move downwards, so that the fixed plate 4 drives the first movable plate 6 to move, so that the second movable plate 10 drives the testing tool to contact the circuit board downwards, then the test is carried out, the first screw rod 9 and the first slider 7 move relatively by rotating the first screw rod 9, meanwhile, the first screw rod 9 moves due to the fixation of the first slider 7, so that the first screw rod 9 drives the first movable plate 6 to move, so that the second movable plate 10 drives the testing tool to move, and simultaneously the second screw rod 13 is rotated, so that the second screw rod 13 and the second slider 12 move relatively, so that the second screw rod 13 drives the second movable plate 10 to move, because the second sliding grooves 11 are vertically distributed with the first sliding grooves 8, the second movable plate 10 can drive the test tool to move in two vertical directions on a horizontal plane, so that the test tool can freely move on the horizontal plane, and further the test tool can be matched with a circuit board, and the test tool and the circuit board are prevented from being mismatched due to positioning errors, so that the test effect is influenced, meanwhile, by arranging the first rotating handle 18, the first rotating handle 18 is rotated, so that the first rotating handle rotates the gear ring 17, so that the gear ring 17 drives the second gear 16 to rotate, so as to drive the first gear 15, so that the first gear 15 drives the first screw rod 9 and the second screw rod 13 to rotate, and through the design of the gear ring 17, the first gear 15 and the second gear 16, the first gear 15 is driven to rotate at an accelerated speed when the gear rotates, so that the second movable plate 10 can rapidly move, and the rapid movement of the second movable plate 10 is realized, when being close the setpoint, can rotate 19 through rotating the second to drive first gear 15 and rotate, thereby reach the effect of accurate location, this embodiment has specifically solved among the prior art fixed position between elevating gear and test fixture, and unable regulation, when circuit board and test fixture location error appears, the relative position of unable regulation test fixture and circuit board leads to the poor problem of test effect.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, a circuit board to be tested is fixed on the top of a base 1 through a limiting pin 21, then a push-pull type rapid clamp is pushed, the push-pull type rapid clamp pushes a fixed plate 4 to move downwards, so that the fixed plate 4 drives a first movable plate 6 to move, so that a second movable plate 10 drives a testing tool to contact the circuit board downwards, then the test is carried out, the first screw 9 is rotated, so that a first screw 9 and a first slider 7 move relatively, meanwhile, the first screw 9 moves due to the fixation of the first slider 7, so that the first screw 9 drives the first movable plate 6 to move, so that the second movable plate 10 drives the testing tool to move, meanwhile, the second screw 13 is rotated, so that the second screw 13 and a second slider 12 move relatively, so that the second screw 13 drives the second movable plate 10 to move, and as the second chute 11 is distributed perpendicular to the first chute 8, the second movable plate 10 can drive the test tool to move in two vertical directions on a horizontal plane, so that the test tool can move freely on the horizontal plane, the test tool can be matched with a circuit board, the test tool and the circuit board are prevented from being mismatched due to positioning errors, and the test effect is prevented from being influenced, meanwhile, by arranging the first rotating handle 18, the first rotating handle 18 is rotated, so that the first rotating handle drives the gear ring 17 to rotate, the gear ring 17 drives the second gear 16 to rotate, the first gear 15 is driven, the first gear 15 drives the first lead screw 9 and the second lead screw 13 to rotate, through the design of the gear ring 17, the first gear 15 and the second gear 16, the first gear 15 is driven to rotate at an accelerated speed when the gears rotate, so that the second movable plate 10 can move quickly, when positioning points are close to each other, the second rotating handle 19 can be rotated to drive the first gear 15 to rotate, so that the effect of accurate positioning can be achieved.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (9)

1. The utility model provides a portable circuit board elevating gear for test fixture, includes base (1), its characterized in that: a support frame (2) is arranged on one side of the top of the base (1), the support frame (2) is fixedly connected with the base (1), and a moving mechanism (3) is arranged on one side of the support frame (2);

the moving mechanism (3) comprises a fixed plate (4), the fixed plate (4) is arranged on one side of the support frame (2), a lifting assembly (5) is arranged at the top of the fixed plate (4), a first movable plate (6) is arranged at the bottom of the fixed plate (4), a first sliding chute (8) is formed in the top of the first movable plate (6), a first sliding block (7) is fixedly connected to the top of the fixed plate (4), the first sliding block (7) is arranged in the first sliding chute (8), the first sliding block (7) is in sliding connection with the first sliding chute (8), a first lead screw (9) is arranged on one side of the first movable plate (6), the first lead screw (9) penetrates through the first movable plate (6) and the first sliding block (7) and extends to the other side of the first sliding chute (8), and the first lead screw (9) is rotatably connected with the first movable plate (6) through a bearing, the first screw rod (9) is matched with the first sliding block (7), the bottom of the first movable plate (6) is provided with a second movable plate (10), and one end of the first screw rod (9) is provided with an adjusting assembly (14);

the adjusting component (14) comprises a first gear (15), the first gear (15) is arranged at one end of the first screw rod (9), the first gear (15) is fixedly connected with the first screw rod (9), one side of the first gear (15) is engaged with a second gear (16), the second gear (16) is arranged on one side of the first movable plate (6), the second gear (16) is rotationally connected with the first movable plate (6), a gear ring (17) is meshed with the outer side of the second gear (16), a first rotating handle (18) is fixedly connected to the outer part of the gear ring (17), one side of the first gear (15) is fixedly connected with a second rotating handle (19), the second rotating handle (19) is arranged inside the first rotating handle (18), the second rotating handle (19) extends out of one side of the first rotating handle (18), the second rotating handle (19) is rotatably connected with the first rotating handle (18) through a bearing.

2. The lifting device for the portable circuit board testing tool according to claim 1, characterized in that: second spout (11) have been seted up at second fly leaf (10) top, first fly leaf (6) top is equipped with second slider (12), second slider (12) and first fly leaf (6) fixed connection, second slider (12) are established inside second spout (11), second slider (12) and second spout (11) sliding connection, second fly leaf (10) one side is equipped with second lead screw (13), second lead screw (13) run through second fly leaf (10) and second slider (12), second lead screw (13) extend to second spout (11) opposite side, second lead screw (13) are connected through bearing rotation with second fly leaf (10), second lead screw (13) and second slider (12) phase-match.

3. The lifting device for the portable circuit board testing tool according to claim 2, characterized in that: the number of the first gears (15) is two, and the two first gears (15) are respectively arranged at one end of the first screw rod (9) and one end of the second screw rod (13).

4. The lifting device for the portable circuit board testing tool according to claim 1, characterized in that: the lifting assembly (5) comprises a push-pull type quick clamp (20), the bottom of the push-pull type quick clamp (20) is fixedly connected with the support frame (2), and one end of the push-pull type quick clamp (20) is fixedly connected with the fixing plate (4).

5. The lifting device for the portable circuit board testing tool according to claim 4, characterized in that: be equipped with the reinforcing plate between plug-type active grab (20) and fixed plate (4), the reinforcing plate both ends respectively with plug-type active grab (20) and fixed plate (4) fixed connection, reinforcing plate quantity sets up to a plurality ofly, and a plurality of reinforcing plates are the annular array and distribute.

6. The lifting device for the portable circuit board testing tool according to claim 1, characterized in that: the base (1) top is equipped with two spacer pins (21), spacer pin (21) and base (1) fixed connection, two spacer pins (21) symmetric distribution.

7. The lifting device for the portable circuit board testing tool according to claim 2, characterized in that: the first sliding chute (8) and the second sliding chute (11) are vertically distributed.

8. The lifting device for the portable circuit board testing tool according to claim 1, characterized in that: first spout (8) both sides all are equipped with first spacing groove, first spacing groove is established at first fly leaf (6) top, fixed plate (4) bottom fixedly connected with first stopper (22), first stopper (22) and first spacing groove phase-match.

9. The lifting device for the portable circuit board testing tool according to claim 2, characterized in that: the utility model discloses a portable electronic device, including first fly leaf (6), second spout (11) both sides all are equipped with the second spacing groove, the second spacing groove is established at second fly leaf (10) top in the second spacing groove, first fly leaf (6) bottom fixedly connected with second stopper (23), second stopper (23) and second spacing groove phase-match.

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