CN210376024U

CN210376024U - A equipment for rapid survey PCBA welding strength

Info

Publication number: CN210376024U
Application number: CN201921343545.7U
Authority: CN
Inventors: 刘冬梅
Original assignee: Yangzhou Polytechnic College
Current assignee: Yangzhou Polytechnic College
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-04-21
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses an equipment for rapid survey PCBA welding strength, include: the middle part of the top surface of the workbench is horizontally and rotatably provided with a working disc, a fixed frame is vertically arranged on the top surface of the workbench close to the edge, the fixed frame is fixedly connected with the workbench through bolts, and the top of the fixed frame is connected with a transverse plate; the fixed establishment that the working disc surface was cyclic annular to distribute has a plurality of, and fixed establishment includes the clamp splice that two symmetries set up, and the mounting groove has all been seted up to the opposite face of two clamp splices, and the through-hole has still been seted up to the clamp splice inside, through-hole and mounting groove intercommunication, and swing joint has the clamp plate in through-hole and the mounting groove. The utility model discloses jack up the layer board when fixed, then put the circuit board in the mounting groove and loosen the layer board again and can accomplish fixedly, it is comparatively convenient to install and dismantle, can improve detection efficiency; simple structure, convenient to use, staff's speed of getting on hand is fast, and use cost and maintenance cost are low, and suitable small-size enterprise uses.

Description

A equipment for rapid survey PCBA welding strength

Technical Field

The utility model relates to a PCBA detects technical field, and more specifically is an equipment for rapid survey PCBA welding strength.

Background

PCBA board detection equipment is one of test equipment commonly used by electronic enterprises, is used for testing an assembled circuit board, and detects the problems of production and manufacturing defects, poor components and the like by testing the electrical property and the electrical connection of the components on the circuit board. The PCBA board detection equipment is simple in operation, a circuit does not need to be disconnected or component pins do not need to be detached, the fault position can be quickly and rapidly located, and the detected problem is clearly indicated.

At present, there is following problem in current PCBA board welding strength check out test set: (1) the device is relatively complicated to fix the PCBA, quick assembly and disassembly cannot be realized, and the detection efficiency is relatively poor; (2) the structure of equipment is comparatively complicated, and the staff is handed slowly, and use cost is higher, is not suitable for small-size enterprise to use. For this reason, a new scheme needs to be designed to give improvements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an equipment for rapid survey PCBA welding strength has solved the problem that proposes in the background art, satisfies the in-service use demand.

In order to achieve the above object, the utility model provides a following technical scheme: an apparatus for rapidly measuring PCBA weld strength, comprising: the middle part of the top surface of the workbench is horizontally and rotatably provided with a working disc, a fixed frame is vertically arranged on the top surface of the workbench close to the edge, the fixed frame is fixedly connected with the workbench through bolts, the top of the fixed frame is connected with a transverse plate, and three spray heads are arranged at the bottom of the transverse plate; the utility model discloses a mounting structure, including work dish, mounting groove, through-hole and mounting groove, work dish surface is fixed with the fixed establishment that a plurality of is cyclic annular distribution, fixed establishment includes the clamp splice that two symmetries set up, two the mounting groove has all been seted up to the opposite face of clamp splice, the through-hole has still been seted up to the clamp splice inside, through-hole and mounting groove intercommunication, and through-hole and mounting groove in swing joint have the clamp plate, clamp plate bottom surface symmetry and vertical be fixed with the spacing post, clamp plate and mounting groove bottom all bond the buffer board.

As an optimal implementation mode of the utility model, clamp splice below level is provided with the layer board, the both ends of layer board all are provided with the connecting rod, the connecting rod is arc and the top is connected with the clamp plate respectively, the clamp splice bottom is still symmetrically fixed with the fixed column, the layer board sets up between two fixed columns, a plurality of spring is installed at the top of clamp plate, the top and the through-hole top fixed connection of spring.

As an optimal implementation mode of the utility model, the buffer board surface is provided with the rubber strip of a plurality of intercrossing connection each other, a plurality of be formed with the dashpot after the rubber strip is connected, two the adsorption tank has been seted up to junction between the rubber strip.

As a preferred embodiment of the utility model, the inside motor that is provided with of workstation, the fixed sleeving is installed to the bottom in the workstation, the vertical spliced pole that is fixed with in workstation bottom, the spliced pole lower extreme extends to fixed sleeving inside and is connected with the bearing, the spliced pole middle part is fixed with from the gear, the power take off end of motor is connected with the master gear, the master gear with from gear engagement connection.

As an embodiment of the present invention, an air compressor is further disposed in the working table, an output end of the air compressor is connected to the air pipe, and the air pipe is connected to the spray head.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) this check out test set comes to fix the circuit board through fixed establishment, with the layer board jack-up that makes progress in fixed, then put the circuit board and loosen the layer board again in the mounting groove and can accomplish fixedly, and it is comparatively convenient to install and dismantle, can improve detection efficiency.

(2) The detection equipment is simple in structure, convenient to use, high in staff hand-in speed, low in use cost and maintenance cost and suitable for small enterprises.

Drawings

FIG. 1 is a top view of the apparatus for rapidly measuring PCBA weld strength in accordance with the present invention;

figure 2 is a front cross-sectional view of the workbench

FIG. 3 is a structural diagram of the fixing mechanism of the present invention;

fig. 4 is a structural diagram of the buffer board of the present invention.

In the figure, a workbench 1; a fixed frame 2; a working plate 3; a circuit board 4; a fixing mechanism 5; a transverse plate 6; a spray head 7; an air compressor 8; an air pipe 9; the slave gear 10; a bearing 11; a connecting column 12; a fixed sleeve 13; a motor 14; a main gear 15; a clamping block 16; a through hole 17; a spring 18; a mounting groove 19; a buffer plate 20; a stopper post 21; a connecting rod 22; a fixed column 23; a pallet 24; a platen 25; a rubber strip 26; an adsorption tank 27; a buffer tank 28.

Detailed Description

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

Referring to fig. 1-4, the present invention provides a technical solution: an apparatus for rapidly measuring PCBA weld strength, comprising: the air blowing device comprises a workbench 1, wherein a workbench 3 is horizontally and rotatably arranged in the middle of the top surface of the workbench 1, a fixed frame 2 is vertically arranged on the top surface of the workbench 1 close to the edge, the fixed frame 2 is fixedly connected with the workbench 1 through bolts, a transverse plate 6 is connected to the top of the fixed frame 2, three nozzles 7 are arranged at the bottom of the transverse plate 6, the nozzles 7 in the middle are vertically downward, the nozzles 7 at two sides have a certain inclination angle, and air with certain pressure is blown to a circuit board 4 from different angles; 3 fixed surface of working disc has a plurality of to be the fixed establishment 5 of cyclic annular distribution, fixed establishment 5 includes the clamp splice 16 that two symmetries set up, mounting groove 19 has all been seted up to the opposite face of two clamp splices 16, through-hole 17 has still been seted up to clamp splice 16 inside, through-hole 17 and mounting groove 19 intercommunication, and swing joint has clamp plate 25 in through-hole 17 and the mounting groove 19, clamp plate 25 bottom surface symmetry and vertical spacing post 21 that is fixed, clamp plate 25 and mounting groove 19 bottom all bond there is buffer board 20, circuit board 4 is fixed between two clamp splices 16, and spacing post 21 inlays in the mounting hole of 4 surperficial edges of circuit board, in order to carry out spacingly to circuit board 4, avoid it to take place to remove, the connecting hole that cooperation embedded post 21 used is seted up to mounting groove 19 bottom, embedded post 21.

In a further improvement, as shown in fig. 3: clamp splice 16 below level is provided with layer board 24, the both ends of layer board 24 all are provided with connecting rod 22, connecting rod 22 is arc and top and is connected with clamp plate 25 respectively, clamp splice 16 bottom still symmetry is fixed with fixed column 23, layer board 24 sets up between two fixed column 23, a plurality of spring 18 is installed at the top of clamp plate 25, the top and the 17 top fixed connection of through-hole of spring 18, through moving away on with layer board 24 and drive clamp plate 25 and remove, thereby release circuit board 4, spring 18 gives clamp plate 25 resilience force when loosening layer board 24 and makes its quick return, the pressure that gives through spring 18 simultaneously can make clamp plate 25 laminate circuit board 4 all the time, improve fixed stability.

Further improved, as shown in fig. 4: the surface of the buffer board 20 is provided with a plurality of rubber strips 26 which are mutually crossed and connected, a buffer groove 28 is formed after the plurality of rubber strips 26 are connected, an adsorption groove 27 is formed at the joint between the two rubber strips 26, the buffer board 20 plays a certain role in protection and buffering, and the scratch to the circuit board 4 in the operation process is avoided.

Further improved, as shown in fig. 2: the inside motor 14 that is provided with of workstation 1, solid fixed sleeving 13 is installed to the bottom in the workstation 1, the vertical spliced pole 12 that is fixed with in 3 bottoms of working disc, spliced pole 12 lower extreme extends to solid fixed sleeving 13 inside and is connected with bearing 11, spliced pole 12 middle part is fixed with from gear 10, the power take off end of motor 14 is connected with master gear 15, master gear 15 with from gear 10 meshing is connected, drive spliced pole 12 through motor 14 and rotate, can make 3 automatic rotations of working disc, also can get rid of motor 14 and come reduce cost, the mode through hand push rotates working disc 3.

Specifically, still be provided with air compressor machine 8 in the workstation 1, air compressor machine 8's output is connected with trachea 9, and trachea 9 is connected with shower nozzle 7, and air compressor machine 8 provides the air that has certain pressure for shower nozzle 7, and when having the compressed air pipeline in the enterprise, can get rid of air compressor machine 8 in this equipment and come reduce cost to it can to be connected to the air pipe node through the trachea with the shower nozzle.

The utility model discloses when using, it shifts up and drives clamp plate 25 and shifts up to move up the layer board 24, then send into mounting groove 19 with circuit board 4, and be connected the mounting hole at circuit board 4 edge with spacing post 21, then loosen layer board 24, spring 18 gives clamp plate 25 resilience force, make clamp plate 25 move down, loosen circuit board 4 and can accomplish the installation, then rotate work dish 3 through motor 14 and fix next circuit board 4 again, work dish 3 lasts to rotate and makes the fixed establishment 5 who installs circuit board 4 rotate to 6 below of diaphragm, air compressor machine 8 produces the air that has certain pressure and spouts to circuit board 4 through shower nozzle 7, the part on the circuit board 4 blows off and falls promptly for unqualified welding, circuit board 4 after the detection rotates to the face after with layer board 24 lift up then with circuit board 4 push down and take out and can accomplish the dismantlement.

The product protected by the scheme is put into practical production and application at present, and particularly has certain success in the field of PCBA detection, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.

And (4) supplementary notes: the motor 14 of the utility model is JSF 42-3-30-AS-1000; the air compressor machine model is KY-1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An apparatus for rapidly measuring PCBA weld strength, comprising: workstation (1), its characterized in that: the middle of the top surface of the workbench (1) is horizontally and rotatably provided with a working disc (3), a fixed frame (2) is vertically arranged on the top surface of the workbench (1) close to the edge, the fixed frame (2) is fixedly connected with the workbench (1) through bolts, the top of the fixed frame (2) is connected with a transverse plate (6), and three spray heads (7) are arranged at the bottom of the transverse plate (6);

working disc (3) fixed surface has a plurality of to be fixed establishment (5) that the ring-type distributes, fixed establishment (5) are including clamp splice (16) that two symmetries set up, two mounting groove (19) have all been seted up to the opposite face of clamp splice (16), through-hole (17) have still been seted up to clamp splice (16) inside, through-hole (17) and mounting groove (19) intercommunication, and through-hole (17) and mounting groove (19) interior swing joint have clamp plate (25), clamp plate (25) bottom surface symmetry and vertical be fixed with spacing post (21), clamp plate (25) and mounting groove (19) bottom all bond and have buffer board (20).

2. An apparatus for rapid measurement of PCBA weld strength according to claim 1, wherein: the clamp is characterized in that a supporting plate (24) is horizontally arranged below the clamping block (16), connecting rods (22) are arranged at two ends of the supporting plate (24), the connecting rods (22) are arc-shaped, the tops of the connecting rods are respectively connected with a pressing plate (25), fixing columns (23) are further symmetrically fixed to the bottom of the clamping block (16), the supporting plate (24) is arranged between the two fixing columns (23), a plurality of springs (18) are installed at the tops of the pressing plates (25), and the tops of the springs (18) are fixedly connected with the tops of the through holes (17).

3. An apparatus for rapid measurement of PCBA weld strength according to claim 1, wherein: the surface of the buffer plate (20) is provided with a plurality of rubber strips (26) which are mutually crossed and connected, a buffer groove (28) is formed after the rubber strips (26) are connected, and an adsorption groove (27) is formed at the joint between the two rubber strips (26).

4. An apparatus for rapid measurement of PCBA weld strength according to claim 1, wherein: workstation (1) inside is provided with motor (14), adapter sleeve (13) are installed to the bottom in workstation (1), the vertical spliced pole (12) that is fixed with in service plate (3) bottom, spliced pole (12) lower extreme extends to adapter sleeve (13) inside and is connected with bearing (11), spliced pole (12) middle part is fixed with from gear (10), the power take off end of motor (14) is connected with master gear (15), master gear (15) with from gear (10) meshing connection.

5. An apparatus for rapid measurement of PCBA weld strength according to claim 1, wherein: still be provided with air compressor machine (8) in workstation (1), the output of air compressor machine (8) is connected with trachea (9), trachea (9) are connected with shower nozzle (7).