CN219083980U

CN219083980U - Roundness batch detection device for PCB drill bit production

Info

Publication number: CN219083980U
Application number: CN202223367487.6U
Authority: CN
Inventors: 汪冬; 陈童; 沈先伟; 李银杰
Original assignee: Liuan Yusheng Electronic Technology Co ltd
Current assignee: Liuan Yusheng Electronic Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-26
Anticipated expiration: 2032-12-13

Abstract

The utility model provides a roundness batch detection device for PCB drill bit production, belongs to the technical field of PCB drill bit production, and is used for solving the technical problem that the existing roundness detection device cannot detect original bars of a PCB drill bit in batches and is low in detection efficiency. The device comprises a base, a stand column, a lifting assembly, a cross rod, two sensors and a rotating assembly, wherein the lifting assembly is connected to the stand column, the cross rod is fixed at the side end of the lifting assembly, the sensors are fixed at the back of the cross rod, the end parts of the two probes are connected with horizontal rods, the rotating assembly is positioned at the front end of the cross rod, and a bearing table is fixed on the base; according to the method, roundness detection can be carried out on a plurality of bars at the same time, so that the detection efficiency is improved; an operator can manually control the rotation of a plurality of bars, the manual operation is more flexible and convenient, and the operator can observe pointer fluctuation of the sensor conveniently; the bar stock of different diameters can be detected, and the application range of the device is enlarged.

Description

Roundness batch detection device for PCB drill bit production

Technical Field

The utility model belongs to the technical field of PCB drill bit production, and relates to a roundness batch detection device for PCB drill bit production.

Background

The Chinese name of PCB is printed circuit board, also called printed circuit board, which is an important electronic component, is a support for electronic components and is also a carrier for electrical connection of electronic components, and is called printed circuit board because it is made by adopting electronic printing technology, and in the process of PCB processing, PCB drill bit is required to drill holes on the board to allow pins of components to be inserted, so that PCB drill bit has been widely used.

In the process of machining the PCB drill bit, raw materials need to be machined into bars with standard diameters, the bars can be polished unevenly due to abrasion of machining equipment or other reasons, so that the cross section of the bars is elliptical, the PCB drill bit needs to carry out roundness detection on the bars after preliminary machining in the production process, the quality of the PCB drill bit after production is ensured to reach the standard, but the existing roundness detection device only can carry out roundness detection on single bars, the detection efficiency is low, and mass detection work is not facilitated.

Based on the roundness batch detection device for PCB drill bit production, which is high in detection efficiency, is designed.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a roundness batch detection device for PCB drill bit production, which aims to solve the technical problems that: how to realize batch roundness detection of the original bar stock of the PCB drill bit and improve the detection efficiency.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a roundness batch detection device for PCB drill bit production, includes base, stand, lifting unit, horizontal pole, two sensors and rotating assembly, the stand is fixed on the base, and lifting unit connects on the stand, and the horizontal pole is fixed at lifting unit's side, and the horizontal pole back is fixed with two mounting, and two sensors are fixed on the horizontal pole through the mounting that corresponds the position respectively, and the probe of two sensors is vertical downwards, and the end connection of two probes has the horizon bar, and rotating assembly is located the front end of horizontal pole, is fixed with the plummer that is used for placing the bar on the base, and the plummer is located under the horizontal pole.

The rotating assembly comprises two shaking wheels which are rotatably arranged on the cross rod, a handle is fixed on each shaking wheel, a belt pulley is arranged between the two shaking wheels, and a soft adhesive layer is arranged on the outer surface of each belt pulley.

By adopting the structure, when in actual use, an operator can lift the cross rod upwards, then place a plurality of bars horizontally on the plummer, put down the cross rod again, the below of belt pulley is hugged closely with the bar this moment, and the horizon bar supports the upper end at the bar, then manual control rocking wheel rotates and drives the belt pulley and rotate, the friction force between the soft glue film outside through the belt pulley and the bar drives the bar to rotate, the bar rotates the in-process, the horizon bar is contacted with the bar all the time, when the circularity of bar is not up to standard, will show abnormal index fluctuation on the sensor, the operator can judge whether this batch bar circularity reaches standard according to the pointer toggle range on two sensors, if single detection is not up to standard again, detection time is saved, detection efficiency is improved.

The rotating assembly further comprises supporting angle steel, the supporting angle steel is fixed at the front end of the cross rod, and the bottom of the supporting angle steel abuts against the inner side of the lower portion of the belt pulley.

By adopting the structure, the supporting angle steel can support the belt pulley from the inner side, so that the pressure and friction between the belt pulley and the bar are improved, and the bar can be driven to rotate when an operator manually rotates the shaking wheel.

The lifting assembly comprises a lifting sleeve, a hand screw bolt, a U-shaped plate and a lifting block, wherein the lifting sleeve is arranged on the upright post in a sliding mode, the hand screw bolt is in threaded connection with the side end of the lifting sleeve and used for fixing the lifting sleeve, the U-shaped plate is fixed at the side end of the lifting sleeve, a sliding groove is formed in the U-shaped plate, the lifting block is arranged on the inner side of the U-shaped plate in a sliding mode, and the cross rod penetrates through the sliding groove and is fixedly connected with the lifting block.

By adopting the structure, an operator can change the height of the lifting sleeve through screwing the bolt by hand, so that the diameter of bars with different specifications is adapted, in addition, when in actual use, the operator is required to place the bars, the operator only needs to lift the cross bar upwards, then the bars can be placed, the position of the lifting sleeve does not need to be adjusted, and the use is more convenient.

The side end of the U-shaped plate is provided with a C-shaped groove, the lifting block is provided with a transverse notch, a deflector rod is slidably arranged in the transverse notch, and the deflector rod penetrates out of the U-shaped plate through the C-shaped groove.

By adopting the structure, when an operator lifts the cross bar, the shifting lever can be transversely moved to the vertical part of the C-shaped groove and then lifted upwards, and is clamped at the upper end of the C-shaped groove, so that the cross bar is not required to be lifted when a bar is placed, the operation is more convenient, the shifting lever is positioned at the horizontal part below the C-shaped groove in the detection process, the shifting lever cannot be moved up and down, and the detection accuracy is improved.

The base is provided with a positioning groove, the bearing table is placed in the positioning groove, and a plurality of supporting rollers distributed at equal intervals are rotationally arranged on the bearing table.

By adopting the structure, the bar rotates between the supporting rollers, no displacement occurs, the bearing table is replaceable, and the worn bearing table can be replaced to ensure the detection precision.

Compared with the prior art, the roundness batch detection device for the production of the PCB drill bit has the following advantages:

1. through rotating subassembly, sensor, horizon bar and plummer, can carry out roundness detection to a plurality of bars simultaneously, improve detection efficiency.

2. Through rotating the subassembly, the rotation of a plurality of bars of operating personnel manual control, manual operation is more nimble convenient, and the pointer of the sensor of being convenient for operating personnel observation is undulant.

3. Through lifting assembly and plummer, change the specification of horizontal pole's height and backing roll for the device can detect the bar of different diameters, has enlarged the application scope of device.

4. Through lifting unit, can temporarily the lifting horizontal pole, make things convenient for operating personnel to place the bar, reduce the operation degree of difficulty, improve operating personnel's operation experience.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the front end structure of a part of the present utility model;

FIG. 3 is a schematic view of the back side structure of a partial component of the present utility model;

FIG. 4 is a schematic view of a lifting assembly according to the present utility model;

fig. 5 is a schematic diagram of a split structure of a carrying platform in the present utility model.

In the figure: 1. a base; 2. a column; 3. a cross bar; 4. a fixing member; 5. a sensor; 6. a horizontal bar; 7. a carrying platform; 8. shaking wheel; 9. a handle; 10. a belt pulley; 11. supporting angle steel; 12. a lifting sleeve; 13. screwing the bolt by hand; 14. a U-shaped plate; 15. a chute; 16. a lifting block; 17. a transverse notch; 18. a C-shaped groove; 19. a deflector rod; 20. a positioning groove; 21. and (5) supporting rollers.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-5, this embodiment provides a roundness batch detection device for PCB drill bit production, including base 1, stand 2, lifting unit, horizontal pole 3, two sensors 5 and rotating unit, stand 2 is fixed on base 1, lifting unit connects on stand 2, horizontal pole 3 is fixed at lifting unit's side, the horizontal pole 3 back is fixed with two mounting 4, two sensors 5 are fixed on horizontal pole 3 through the mounting 4 of corresponding position respectively, and the probe of two sensors 5 is vertical downwards, the end connection of two probes has horizon bar 6, rotating unit is located the front end of horizontal pole 3, be fixed with plummer 7 that is used for placing the bar on the base 1, and plummer 7 is located the horizontal pole 3 under.

The rotating assembly comprises two shaking wheels 8 which are rotatably arranged on the cross rod 3, a handle 9 is fixed on the shaking wheels 8, a belt pulley 10 is arranged between the two shaking wheels 8, and a soft adhesive layer is arranged on the outer surface of the belt pulley 10; when in actual use, an operator can lift the cross rod 3 upwards, then place a plurality of bars horizontally on the plummer 7, put down the cross rod 3 again, the below and the bar of belt pulley 10 are hugged closely this moment, and horizontal pole 6 supports in the upper end of bar, then manual control shakes round 8 and rotates and drive belt pulley 10 and rotate, the frictional force between the soft glue layer outside through belt pulley 10 and bar drives the bar and rotate, bar rotation in-process, horizontal pole 6 is contact with the bar all the time, when one or more bar circularities are not up to standard, the bar cross-section is oval, oval diameter is biggest position polishing degree is not enough, can push up horizontal pole 6, will appear unusual index fluctuation on sensor 5, the operator can stir the scope according to the pointer on two sensors 5 and judge whether this bar circularity reaches standard, if no longer carry out single detection, detection time has been saved, detection efficiency has been improved.

The rotating assembly further comprises a supporting angle steel 11, the supporting angle steel 11 is fixed at the front end of the cross rod 3, and the bottom of the supporting angle steel 11 is propped against the inner side below the belt pulley 10; the supporting angle steel 11 can support the belt pulley 10 from the inner side, improves pressure and friction between the belt pulley 10 and the bar, and ensures that the bar can be driven to rotate when an operator manually rotates the rocker 8.

The lifting assembly comprises a lifting sleeve 12, a hand-screwing bolt 13, a U-shaped plate 14 and a lifting block 16, wherein the lifting sleeve 12 is sleeved on the upright post 2 in a sliding manner, the hand-screwing bolt 13 is connected to the side end of the lifting sleeve 12 in a threaded manner and used for fixing the lifting sleeve 12, the U-shaped plate 14 is fixed to the side end of the lifting sleeve 12, a sliding groove 15 is formed in the U-shaped plate 14, the lifting block 16 is arranged on the inner side of the U-shaped plate 14 in a sliding manner, and the cross rod 3 passes through the sliding groove 15 and is fixedly connected with the lifting block 16; the operator can change the height of lifting sleeve 12 through hand screw 13, makes the diameter of adaptation different specification bars, and when in actual use, needs the operator to place the bar moreover, and the operator only needs upwards lift horizontal pole 3, then can place the bar, does not need the position of adjusting lifting sleeve 12, and it is more convenient to use.

A C-shaped groove 18 is formed in the side end of the U-shaped plate 14, a transverse notch 17 is formed in the lifting block 16, a deflector rod 19 is slidably arranged in the transverse notch 17, and the deflector rod 19 penetrates out of the U-shaped plate 14 through the C-shaped groove 18; when an operator lifts the cross bar 3, the deflector 19 can be transversely moved to the vertical part of the C-shaped groove 18 and then lifted upwards, and is clamped at the upper end of the C-shaped groove 18, so that the cross bar 3 does not need to be lifted when a bar is placed, the operation is more convenient, in addition, in the detection process, the deflector 19 is positioned at the horizontal part below the C-shaped groove 18, the deflector cannot be moved up and down, and the detection accuracy is improved.

A positioning groove 20 is formed in the base 1, the bearing table 7 is placed in the positioning groove 20, a plurality of support rollers 21 which are distributed at equal intervals are rotatably arranged on the bearing table 7, and bar stock is positioned between the two support rollers 21; the bar rotates between the support rollers 21, no displacement occurs, and the bearing table 7 is replaceable, so that the worn bearing table 7 can be replaced, and the detection precision is ensured.

In this embodiment, the above fixing methods are all the most commonly used fixing methods in the art, such as welding, bolting, etc.; the above electrical elements, such as the sensor 5, are all products in the prior art, and can be directly purchased and used in the market, and the specific principle is not repeated.

The working principle of the utility model is as follows:

before use, an operator can change the height of the lifting sleeve 12 by screwing the bolts 13 by hand, so as to adapt to the diameters of bars with different specifications, in actual use, the operator can lift the cross bar 3 upwards, then horizontally place a plurality of bars at the gap between the adjacent supporting rollers 21 of the bearing table 7, then put down the cross bar 3, in lifting the cross bar 3, transversely move the deflector rod 19 to the vertical position of the C-shaped groove 18 and then lift the vertical position upwards, clamp the vertical position at the upper end of the C-shaped groove 18, in placing bars, the operator does not need to lift the cross bar 3, the operation is more convenient, after putting down the cross bar 3, the lower part of the belt pulley 10 is clung to the bars, the horizontal rod 6 is abutted against the upper end of the bars, then manually control the rotation of the rocker 8 to drive the belt pulley 10 to rotate, the friction force between the soft adhesive layer outside the belt pulley 10 and the bar rotates, the horizontal rod 6 always contacts the bar in the bar rotation process, when one or more bar roundness does not reach the standard, the bar section is elliptical, the polishing degree of the position with the largest elliptical diameter is insufficient, the horizontal rod 6 can be pushed upwards, abnormal index fluctuation can occur on the sensors 5, an operator can judge whether the roundness of the batch of bar reaches the standard according to the pointer stirring range on the two sensors 5, if the roundness does not reach the standard, single detection is performed again, the detection time is saved, the detection efficiency is improved, in addition, the bar rotates between the supporting rollers 21 and cannot shift, the bearing table 7 is replaceable, and the worn bearing table 7 can be replaced to ensure the detection precision.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a roundness batch detection device for PCB drill bit production, includes base (1), stand (2), lifting unit, horizontal pole (3), two sensors (5) and rotating assembly, a serial communication port, stand (2) are fixed on base (1), lifting unit connects on stand (2), horizontal pole (3) are fixed at lifting unit's side, horizontal pole (3) back is fixed with two mounting (4), two sensors (5) are fixed on horizontal pole (3) through mounting (4) of corresponding position respectively, and the probe of two sensors (5) is vertical downwards, the end connection of two probes has horizon bar (6), rotating assembly is located the front end of horizontal pole (3), be fixed with plummer (7) that are used for placing the bar on base (1), and plummer (7) are located under horizontal pole (3).

2. The roundness batch detection device for the production of the PCB drill bit according to claim 1, wherein the rotation assembly comprises two shaking wheels (8) rotatably arranged on the cross rod (3), a handle (9) is fixed on each shaking wheel (8), a belt pulley (10) is arranged between the two shaking wheels (8), and a soft rubber layer is arranged on the outer surface of the belt pulley (10).

3. The roundness batch detection device for the production of the PCB drill bit according to claim 2, wherein the rotation assembly further comprises a supporting angle steel (11), the supporting angle steel (11) is fixed at the front end of the cross rod (3), and the bottom of the supporting angle steel (11) is propped against the lower inner side of the belt pulley (10).

4. The roundness batch detection device for the production of the PCB drill bit according to claim 1 or 2, wherein the lifting assembly comprises a lifting sleeve (12), a hand-screwing bolt (13), a U-shaped plate (14) and a lifting block (16), the lifting sleeve (12) is slidably sleeved on the upright post (2), the hand-screwing bolt (13) is in threaded connection with the side end of the lifting sleeve (12) and used for fixing the lifting sleeve (12), the U-shaped plate (14) is fixed at the side end of the lifting sleeve (12), a sliding groove (15) is formed in the U-shaped plate (14), the lifting block (16) is slidably arranged on the inner side of the U-shaped plate (14), and the cross rod (3) penetrates through the sliding groove (15) and is fixedly connected with the lifting block (16).

5. The roundness batch detection device for the production of the PCB drill bits according to claim 4 is characterized in that a C-shaped groove (18) is formed in the side end of the U-shaped plate (14), a transverse notch (17) is formed in the lifting block (16), a deflector rod (19) is slidably arranged in the transverse notch (17), and the deflector rod (19) penetrates out of the U-shaped plate (14) through the C-shaped groove (18).

6. The roundness batch detection device for the production of the PCB drill bit according to claim 1, wherein a positioning groove (20) is formed in the base (1), the bearing table (7) is placed in the positioning groove (20), and a plurality of supporting rollers (21) distributed at equal intervals are rotatably arranged on the bearing table (7).