CN218445219U

CN218445219U - Perspective inspection tester for PCB detection

Info

Publication number: CN218445219U
Application number: CN202221816308.XU
Authority: CN
Inventors: 童玲; 邓银华; 程远飞
Original assignee: Shenzhen Huafei Technology Co ltd
Current assignee: Shenzhen Huafei Technology Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-02-03
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a be used for PCB board to detect and use perspective inspection tester belongs to the inspection tester field, including the inspection tester body, the fixed two lead screw mobile device that are equipped with of up end of inspection tester body, equal threaded connection has two sliders on every lead screw mobile device. The utility model discloses a perspective inspection appearance for PCB board detects, the advantage that has the suitability height, perspective inspection appearance on the use at present adopts purpose-made fixed mould to fix the PCB board wherein mostly, when the PCB size that needs to detect changes, only can change fixed mould and just can fix PCB, this mode not only needs prefabricated more fixed mould, lead to the use cost to increase, and when the size of PCB board is not in conformity with prefabricated fixed mould size, only can solve through the mode of customization once more, not only increased the use cost once more, and the customization time is longer, can influence certain production efficiency in the mill of benefit.

Description

Perspective inspection tester for PCB detection

Technical Field

The utility model belongs to the detector field, concretely relates to be used for PCB board to detect and use perspective detector.

Background

The PCB is also called a printed circuit board, which is a provider for electrical connection of electronic components, the printed circuit board is generally represented by 'PCB', and can be divided into single-panel, double-panel, four-layer, six-layer and other multi-layer circuit boards according to the number of layers of the circuit board, and the perspective detector is a detection instrument used before the PCB leaves a factory.

The perspective inspection tester that uses at present adopts purpose-made fixed mould to fix the PCB board wherein mostly, when the PCB size that needs to detect changes, can only change fixed mould and just can fix PCB, this mode not only needs prefabricated more fixed mould, lead to the use cost to increase, and when the size of PCB board and prefabricated fixed mould size do not accord with, only can solve through the mode of customization once more, not only increased the use cost once more, and the customization time is longer, can influence certain production efficiency in profitable mill, so propose one kind be used for PCB board to detect and use perspective inspection tester to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To prior art's above defect or improve in the demand one or more, the utility model provides a be used for PCB board to detect with perspective inspection appearance has the advantage that the suitability is high.

In order to achieve the purpose, the utility model provides a perspective inspection tester for PCB detection, which comprises an inspection tester body, wherein two lead screw moving devices are fixedly arranged on the upper end surface of the inspection tester body, two sliders are connected to each lead screw moving device through threads, the four sliders are connected with a first adjusting component positioned between the two lead screw moving devices, and two second adjusting components are arranged on the first adjusting component in parallel;

the two second adjusting assemblies are used for bearing the piece to be detected and can carry out self-adjustment, the first adjusting assembly can adjust the distance between the two second adjusting assemblies, and the two lead screw moving devices are used for driving the piece to be detected to be conveyed into the inspection instrument body.

As a further improvement of the utility model, first adjusting part includes a plurality of installation pieces of fixed connection on every slider, all with first slide bar fixed connection between same one side two installation pieces, all with second slide bar fixed connection between two installation pieces of offside, slidable is provided with the movable block on the first slide bar, the inside threaded connection of movable block has the tight clamping screw who supports between first slide bar.

As a further improvement, the second adjusting part includes fixed connection in the fixed block of the second slide bar outside position placed in the middle, the fixed adjusting screw that is provided with of lower terminal surface of fixed block, adjusting screw outside sliding connection has the elevator, the second adjusting part still includes two sliding connections in the sliding block in the second slide bar outside, two the sliding block is located the both sides limit of fixed block and uses the fixed block to be the symmetric distribution as the mid point, the lower terminal surface of sliding block is fixed and is equipped with articulated seat, the equal fixedly connected with of both sides side articulated seat of elevator, just through connecting rod swing joint between the articulated seat on the elevator and one of them sliding block, every the equal fixedly connected with bearing block in the outside of sliding block, adjusting screw's outside threaded connection has the locking helicoid that is located the elevator below.

As the utility model discloses a further improvement, four the bearing piece is the rectangle respectively and adjacent two be the symmetric distribution between the bearing piece, the bearing piece is L type design and inside has one and accepts the chamber, it is stained with the sponge backing plate to accept the chamber bottom.

As a further improvement, the outside cover of adjusting screw is equipped with both ends respectively with fixed block bottom and elevator top fixed connection's spring.

Generally, through the utility model discloses above technical scheme that conceive compares with prior art, and the beneficial effect that has includes:

the utility model discloses a perspective inspection appearance for PCB board detects, first adjusting part and second adjusting part can adjust the position of use of self before the use to be used for complying with when detecting a size change and wait to detect the length and width of piece and adjust the change and can be fixed to its centre gripping, through adjustable design, thereby increase the suitability of this equipment when using.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a first adjusting assembly of the present invention;

fig. 3 is a schematic structural diagram of the second adjusting assembly of the present invention.

In all the figures, the same reference numerals denote the same features, in particular: 1. an inspection instrument body; 2. a lead screw moving device; 3. a slider; 4. a first adjustment assembly; 41. mounting a block; 42. a first slide bar; 43. a second slide bar; 44. a moving block; 45. fixing the screw rod; 5. a second adjustment assembly; 51. a fixed block; 52. adjusting the screw rod; 53. a lifting block; 54. a slider; 55. a hinged seat; 56. a connecting rod; 57. a bearing block; 58. locking the spiral ring; 6. a sponge backing plate; 7. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Examples

A perspective inspection tester for PCB detection is provided by figures 1-3, which comprises an inspection tester body 1, wherein two lead screw moving devices 2 are fixedly arranged on the upper end surface of the inspection tester body 1, each lead screw moving device 2 is in threaded connection with two slide blocks 3, the four slide blocks 3 are connected with a first adjusting component 4 positioned between the two lead screw moving devices 2, and two second adjusting components 5 are arranged on the first adjusting component 4 in parallel;

the two second adjusting assemblies 5 are used for bearing the piece to be detected and can carry out self-adjustment, the first adjusting assembly 4 can adjust the distance between the two second adjusting assemblies 5, and the two lead screw moving devices 2 are used for driving the piece to be detected to be conveyed into the inspection instrument body 1.

In the embodiment, when the inspection instrument needs to be used, an external part to be detected (a PCB) can be placed on the second adjusting component 5, then the two lead screw moving devices 2 are powered on and driven by the threads to enable the sliding block 3, the first adjusting component 4 and the second adjusting component 5 to be conveyed into the inspection instrument body 1 in the same direction, and after the part to be detected is conveyed into the inspection instrument body 1, the inspection instrument body 1 can perform perspective detection on the part to be detected;

the first adjusting component 4 and the second adjusting component 5 can adjust the use position of the device before use, so that the device can be adjusted and changed according to the length and width of the piece to be detected when the size of the piece to be detected changes, and can be clamped and fixed, and the applicability of the device in use is improved through an adjustable design.

Specifically, referring to fig. 2, the first adjusting assembly 4 includes a plurality of mounting blocks 41 fixedly connected to each sliding block 3, two mounting blocks 41 on the same side are fixedly connected to the first sliding rod 42, two mounting blocks 41 on the opposite side are fixedly connected to the second sliding rod 43, the first sliding rod 42 is slidably provided with a moving block 44, and an internal thread of the moving block 44 is connected to a fixing screw 45 tightly abutted between the first sliding rods 42.

In this embodiment, when the position of the movable block 44 on the first sliding rod 42 is adjusted before use, and further the distance between the two second sliding rods 43 and the distance between the two second adjusting assemblies 5 are adjusted according to the widths of the pieces to be detected with different sizes, the fixed screw 45 can be screwed to abut against the first sliding rod 42 after adjustment, and the current position of the movable block 44 on the first sliding rod 42 can be fixed through the friction between the fixed screw 45 and the first sliding rod 42 and the pressure applied between the fixed screw 45 and the first sliding rod 42.

Specifically, referring to fig. 3, the second adjusting assembly 5 includes a fixed block 51 fixedly connected to the middle position outside the second slide bar 43, an adjusting screw 52 is fixedly disposed on the lower end surface of the fixed block 51, a lifting block 53 is slidably connected to the outer side of the adjusting screw 52, the second adjusting assembly 5 further includes two sliding blocks 54 slidably connected to the outer side of the second slide bar 43, the two sliding blocks 54 are located on two side edges of the fixed block 51 and symmetrically distributed with the fixed block 51 as a middle point, a hinged seat 55 is fixedly disposed on the lower end surface of the sliding block 54, hinged seats 55 are fixedly connected to two side surfaces of the lifting block 53, the hinged seat 55 on the lifting block 53 is movably connected to the hinged seat 55 on one of the sliding blocks 54 through a connecting rod 56, a bearing block 57 is fixedly connected to the outer side of each sliding block 54, a locking ring 58 located below the lifting block 53 is connected to the outer side thread of the adjusting screw 52, and the bearing block 57 is used for bearing the to-detected piece.

In the embodiment, before use, the height of the self on the adjusting screw 52 can be adjusted by screwing the locking screw ring 58, when the locking screw ring 58 moves downwards, the lifting block 53 moves downwards under the drive of gravity, the two sliding blocks 54 drive the bearing block 57 to contract through the matching between the hinge seat 55 and the connecting rod 56, when the locking screw ring 58 moves upwards, the lifting block 53 moves upwards under the drive of the locking screw ring 58 and the two sliding blocks 54 expand, and through the design that the sliding blocks 54 can expand or contract, the bearing position of the bearing block 57 can be adjusted according to the lengths of the pieces to be detected with different sizes;

when the four corners of the piece to be detected are placed between the bearing blocks 57 and the bearing blocks 57 contract and are in contact with the piece to be detected, the piece to be detected can be fixed in the bearing blocks 57 through blocking and limiting of the bearing blocks 57;

meanwhile, the mode that the hinged seat 55 and the connecting rod 56 are connected with the sliding block 54 is adopted on two sides of the lifting block 53, so that two bearing blocks 57 on the same second sliding rod 43 can move equidistantly when the lifting block 53 is lifted, and meanwhile, the fixed block 51 on the center position is matched, so that the piece to be detected can be always kept in the center position after being clamped and fixed, and the piece to be detected can be detected conveniently through the inspection tester body 1.

Specifically, referring to fig. 2 to 3, four supporting blocks 57 are respectively rectangular and symmetrically distributed between two adjacent supporting blocks 57, the supporting blocks 57 are L-shaped and have a receiving cavity therein, and the bottom of the receiving cavity is adhered with a sponge backing plate 6.

In this embodiment, after waiting to detect that a placing is in the accepting cavity on bearing piece 57, can contact with sponge backing plate 6 under the drive of gravity, sponge backing plate 6 can treat and detect a bottom and carry out flexible bearing, prevents to detect and produces the friction between piece and the bearing piece 57, leads to waiting to detect that a breakage appears.

Specifically, referring to fig. 2-3, the outer side of the adjusting screw 52 is sleeved with a spring 7, two ends of which are respectively fixedly connected with the bottom of the fixed block 51 and the top of the lifting block 53.

In this embodiment, through spring 7's lasting elasticity, sustainable promotion elevator 53 is tightly supported with locking helicoid 58 top all the time, it rocks from top to bottom to avoid elevator 53's position to appear, the fixed position that leads to treating the test piece produces not hard up, simultaneously when need treat the test piece before the use, only need promote elevator 53 to push spring 7 and just enable a plurality of bearing piece 57 expandes, all place back among bearing piece 57 in the four corners department that will treat the test piece, only need loosen elevator 53, under the promotion through spring 7, elevator 53 resets and makes a plurality of bearing piece 57 shrink and all with treat to detect between the test piece contact, can treat the test piece fast and carry out the centre gripping fixed.

The utility model discloses a perspective inspection tester for PCB board detects, when needs use, can place external to detect a piece (PCB board) on second adjusting part 5, two lead screw mobile device 2 circular telegrams afterwards are opened and make slider 3, first adjusting part 4 and second adjusting part 5 carry in the inspection tester body 1 through the drive of screw drive in the same direction, after detecting a piece and being carried to inspection tester body 1, inspection tester body 1 can treat that the piece detects and carry out perspective inspection;

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

1. The perspective inspection tester for detecting the PCB is characterized by comprising an inspection tester body (1), wherein two lead screw moving devices (2) are fixedly arranged on the upper end face of the inspection tester body (1), each lead screw moving device (2) is in threaded connection with two sliding blocks (3), the four sliding blocks (3) are connected with a first adjusting component (4) positioned between the two lead screw moving devices (2), and two second adjusting components (5) are arranged on the first adjusting component (4) in parallel;

the two second adjusting assemblies (5) are used for bearing the piece to be detected and can perform self-adjustment, the first adjusting assembly (4) can adjust the distance between the two second adjusting assemblies (5), and the two lead screw moving devices (2) are used for driving the piece to be detected to be conveyed into the inspection tester body (1).

2. The fluoroscopy instrument for detecting the PCB as recited in claim 1, wherein the first adjusting component (4) comprises a plurality of mounting blocks (41) fixedly connected to each sliding block (3), two mounting blocks (41) on the same side are fixedly connected with the first sliding rod (42), two mounting blocks (41) on the opposite side are fixedly connected with the second sliding rod (43), the first sliding rod (42) is slidably provided with a moving block (44), and the inner thread of the moving block (44) is connected with a fixing screw (45) tightly abutted between the first sliding rods (42).

3. The inspection fluoroscope for detecting the PCB according to claim 2, wherein the second adjusting component (5) comprises a fixed block (51) fixedly connected to the central position outside the second sliding rod (43), the lower end surface of the fixed block (51) is fixedly provided with an adjusting screw (52), the outside of the adjusting screw (52) is slidably connected with a lifting block (53), the second adjusting component (5) further comprises two sliding blocks (54) slidably connected to the outside of the second sliding rod (43), the two sliding blocks (54) are positioned at the two sides of the fixed block (51) and symmetrically distributed by taking the fixed block (51) as the middle point, the lower end surface of the sliding block (54) is fixedly provided with a hinged seat (55), the two side surfaces of the lifting block (53) are fixedly connected with hinged seats (55), the hinged seat (55) on the lifting block (53) is movably connected with the sliding block seat (55) on one of the sliding blocks (54) through a connecting rod (56), the outer side surface of each lifting block (54) is fixedly connected with a bearing block (57), and the outer side thread of the adjusting screw (52) is positioned below the lifting block (58).

4. The inspection fluoroscope for PCB inspection according to claim 3, wherein four of the support blocks (57) are rectangular and symmetrically distributed between two adjacent support blocks (57), the support blocks (57) are L-shaped and have a receiving cavity inside, and the bottom of the receiving cavity is adhered with a sponge pad (6).

5. The inspection tester for PCB inspection according to claim 3, wherein the adjusting screw (52) is sleeved with a spring (7) having two ends fixedly connected to the bottom of the fixing block (51) and the top of the lifting block (53).