CN210119197U - PCB width detection device and electroplating equipment - Google Patents

Abstract

The utility model provides a PCB board width detection device and electroplating device, PCB board width detection device is including two conductive contact that the both sides that are used for supplying the PCB board of predetermineeing the width touch, support two support arms of two conductive contact respectively and be used for responding to two conductive contact by the inductor that the PCB board touched, two conductive contact intervals set up, distance between two conductive contact predetermines the width for PCB, and on two conductive contact located same horizontal plane, the inductor respectively with two conductive contact electric connection. Then when using, through setting up two contacts that the interval is the predetermined width of PCB board, when the width of PCB board surpassed predetermined width, the both sides limit of PCB board takes place to touch with each conductive contact respectively, and the inductor then can detect this PCB board surpass the width detected signal of predetermined width. The structure is not easily influenced by the external detection environment, accurately and reliably detects whether the width of the PCB exceeds the preset width or not, and improves the production quality of the PCB.

Description

PCB width detection device and electroplating equipment

Technical Field

The utility model belongs to the technical field of PCB board equipment manufacturing, more specifically say, relate to a PCB board width detection device and electroplating device.

Background

In an automated manufacturing process of a Printed Circuit Board (PCB), when the PCB passes through production equipment of different processing procedures on a production line, especially in a VCP (vertical continuous plating) process, a special manipulator is usually adopted to clamp and move the PCB onto a clamp plate jig of a hanger. At present, at the in-process that the manipulator carried the PCB board to the splint tool, adopt photoelectric sensing ware to respond to the width of PCB board and detect usually. When the width of the non-contact photoelectric sensor is detected, the non-contact photoelectric sensor is easily affected by factors such as the brightness of the PCB, the size of a light spot emitted by the sensor, the sensing position and the like to cause failure, so that the width of the PCB cannot be accurately and reliably detected. Therefore, the manipulator inevitably moves the PCB (usually, the PCB with the actual width exceeding the preset width) which is not in line with the preset width to the clamping plate jig of the hanging frame, so that the clamping plate jig cannot normally clamp the PCB, the electroplating of the PCB is not uniform, the electroplating quality of the PCB is affected, and even the PCB is dropped and scrapped easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB board width detection device aims at solving the width detection of the PCB board that exists among the prior art and easily receives the influence of testing environment and malfunctioning, the lower problem of reliability.

In order to achieve the above object, the utility model discloses a technical scheme provide a PCB board width detection device, including two conductive contacts that the both sides that are used for supplying the PCB board of presetting the width touch, support two respectively two support arms of conductive contact with be used for responding to two the inductor that conductive contact was touched by the PCB board, two the conductive contact interval sets up, and two distance between the conductive contact does PCB's preset width, two conductive contact sets up on same horizontal plane, the inductor respectively with two conductive contact electric connection.

Furthermore, each support arm is provided with a support block for mounting the corresponding conductive contact, each support block is provided with a first strip hole for adjusting the position of the conductive contact and a lock nut for pressing and fixing the conductive contact on the support block, each first strip hole extends along the direction perpendicular to the length direction of the PCB, each conductive contact is arranged in the corresponding first strip hole in a penetrating manner, and each conductive contact is provided with an external thread in threaded fit with the lock nut.

Further, each conductive contact comprises a screw, a contact electrically connected with the top end of the screw, and a lead electrically connecting the screw with the inductor, each screw penetrates through the corresponding first elongated hole, and each screw is in threaded connection with the corresponding lock nut.

Furthermore, a nut is arranged at the bottom end of each screw, and a compression nut used for pressing and fixing the lead on the corresponding nut is arranged on each screw.

Furthermore, each screw rod is sleeved with an insulating sleeve, and the top end of each screw rod extends out of the corresponding insulating sleeve.

Further, each screw and the corresponding contact are integrally formed.

Furthermore, the edge of each contact is arranged in a chamfer, or the end face of each contact, which is used for being touched by the PCB, is arranged into a cambered surface with a convex center.

Furthermore, each support arm is further provided with an adjusting assembly used for adjusting the corresponding contact position along the length direction of the PCB, each adjusting assembly comprises a support connected with the corresponding support arm and a locking bolt used for locking the support, each support is provided with a second strip-shaped hole extending along the length direction of the PCB, and each locking bolt penetrates through the corresponding second strip-shaped hole.

Further, each of the conductive contacts is mounted on an end surface of the corresponding support block.

A second object of the present invention is to provide an electroplating apparatus, which is aimed at solving the problem that the width of the PCB board in the prior art is susceptible to the environment detection and is not effective and has low reliability.

In order to achieve the above object, the present invention provides an electroplating apparatus, which comprises at least one PCB width detection device, and each conductive contact of the PCB width detection device is disposed on the same horizontal plane.

The utility model provides a PCB width detection device and electroplating device's beneficial effect lies in: compared with the prior art, the utility model discloses a PCB board width detection device is through setting up two electrically conductive contacts of the width of predetermineeing of interval for the PCB board to carrying the in-process to the splint tool with the PCB board, when the width of PCB board surpassed when predetermineeing the width, the both sides limit of PCB board takes place to touch with the contact of each electrically conductive contact respectively, and the inductor then detectable goes to this PCB board and surpasss the width detected signal who predetermines the width. The structure is not easily influenced by the external detection environment, and has higher precision for detecting the width of the PCB, thereby accurately and reliably detecting whether the width of the PCB exceeds the preset width or not.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic side view of the PCB width detection apparatus and the electroplating apparatus provided by the present invention;

FIG. 2 is a partially enlarged schematic view of FIG. 1

Fig. 3 is a schematic structural diagram i of the PCB width detection apparatus according to the first embodiment of the present invention; in the figure, the width of the PCB does not exceed the preset width, and the PCB does not touch the conductive contact;

FIG. 4 is a partially enlarged schematic view of FIG. 3;

fig. 5 is a schematic structural diagram of the PCB width detection apparatus according to the present invention in the downward direction; in the figure, the width of the PCB exceeds the preset width, and the PCB is contacted with the conductive contact;

FIG. 6 is a partially enlarged schematic view of FIG. 5;

fig. 7 is a schematic structural diagram of a conductive contact of the PCB width detection apparatus provided by the present invention;

fig. 8 is the utility model provides a PCB board width detection device's both ends of support arm are connected with the schematic structure drawing of supporting shoe and adjusting part respectively.

Wherein, in the drawings, the reference numerals are mainly as follows:

1-a conductive contact; 11-a screw; 12-a contact; 13-a wire; 14-a screw cap;

2-a support arm; 3-a support block; 31-a first elongated hole;

4-locking the nut; 5-an insulating sleeve;

6-a regulating component; 61-a support; 611-a second elongated hole; 62-a locking bolt;

7-clamping plate jig; 8-a PCB board; and 9-pressing the nut.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "connected" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 8, a PCB width detection apparatus according to the present invention will now be described. The utility model provides a PCB board width detection device, including two conductive contact 1 that are used for neighbouring splint tool 7 to set up and are used for supplying to predetermine the PCB board 8 both sides of width and touch, support two support arms 2 of two conductive contact 1 respectively and be used for responding to two inductors (not shown in the figure) that conductive contact 1 was touched by PCB board 8, the inductor respectively with two conductive contact 1 electric connection. Wherein, two conductive contact 1 intervals set up, and the distance between two conductive contact is PCB board 8 the width of predetermineeing, and two conductive contact 1 set up on same horizontal plane to when going up the board to splint tool 7 with PCB board 8 that will surpass the width of predetermineeing (the width exceeds standard), can form well with two conductive contact 1 simultaneously and touch, with the detectivity and the accuracy nature of improvement PCB board width.

Preferably, the inductor includes a relay for identifying whether two conductive contacts 1 are touched by the PCB 8, the two conductive contacts 1 are respectively connected in series to a circuit loop electrically connected to the relay, and then the relay determines whether the two conductive contacts 1 are touched by the PCB 8 by identifying a current or a voltage signal in the circuit loop, and the relay is electrically connected to a PLC Controller (short for english Programmable Logic Controller), the PLC Controller identifies whether the two conductive contacts 1 are touched by the PCB 8 by a signal that the relay has a non-contact induced current to pass through, and the specific identification and determination process is: when the relay has induced current to pass through and transmits a signal to the PLC, the PLC identifies and judges that the two conductive contacts 1 are touched by the PCB 8; when the relay does not have the induced current to pass through, and give PLC controller with signal transmission, PLC controller discernment and judgement two conductive contact 1 are not touched by PCB board 8.

Of course, the sensor may also be a signal trigger of a sensor and other similar sensors connected to the elastic sheet 1 and the conductive member 2 through the wires 13, and the sensor may be selected according to actual detection requirements, and is not limited herein.

The utility model provides a PCB board width detection device basic operation principle: on an automatic production line of a PCB (printed circuit Board) 8, the contacts 12 of the two conductive contacts 1 are electrically connected with the sensor by the wires 13, the sensor is electrically connected to the control system, and the contacts 12 of the two conductive contacts 1 are respectively mounted on two opposite sides of the PCB 8 through the support arms 2, so that the distance L between the contacts 12 of the two conductive contacts 1 is the preset width of the PCB 8 (or is within the standard range of the width of the PCB 8). Because two conductive contact 1 set up on same horizontal plane, when the manipulator carries PCB board 8 to splint tool 7 along the predetermined direction: when the two side edges of the PCB 8 are not touched with the contacts 12 of the two conductive contacts 1, no induced current passes through an inductor (relay), and a signal is transmitted to the PLC, the PLC identifies and judges that the two conductive contacts 1 are not touched by the PCB 8 so as to confirm that the board width of the PCB 8 is the standard width (the PCB 8 does not exceed the standard width of the preset width), and the manipulator can normally carry the PCB 8 with the standard width to the clamping board jig 7 so that the clamping board jig 7 can normally clamp the PCB 8 for electroplating; when two sides of a PCB (printed circuit board) 8 simultaneously touch two contacts 12, an inductor (relay) has induced current to pass through and transmits a signal to a PLC (programmable logic controller), the PLC identifies and judges that two conductive contacts 1 are touched by the PCB 8 so as to confirm that the board width of the PCB 8 exceeds a preset width (the PCB 8 exceeds an excessive width of the preset width), the PLC sends out warning information that the width of the PCB 8 exceeds the standard, and a manipulator stops conveying the PCB 8 with the width exceeding the preset width (the width exceeds the standard) to a clamping plate jig 7, so that the phenomenon that the clamping plate jig 7 abnormally clamps the PCB 8 with the width exceeding the standard is avoided, and the electroplating quality of the PCB 8 is influenced due to the conditions of dropping, uneven copper plating and the like during electroplating; when one side of the PCB 8 touches the corresponding contact 12 and the other side of the PCB 8 does not touch the corresponding contact 12, the inductor (relay) senses that only one contact 12 has induced current passing through and transmits a signal to the PLC controller, the PLC controller identifies and judges that only one conductive contact 1 is touched by one side of the PCB 8 to confirm that the board width of the PCB 8 does not exceed the preset width (the width does not exceed the standard), but the PCB 8 may have position deviation due to the misalignment of the clamping board jig 7, the PLC controller sends out warning information that the PCB 8 does not align the clamping board jig 7 and has position deviation, the manipulator stops conveying the PCB 8 which does not align the clamping board jig 7 and has position deviation to the clamping board jig 7 to wait for the timely alignment processing of the worker, and avoid the phenomenon that the clamping jig 7 cannot normally clamp the PCB 8 for electroplating, affecting the electroplating quality of the PCB board 8.

The utility model replaces the non-contact photoelectric sensor which has lower detection precision and is easy to be interfered by external conditions and malfunction with a width detection device based on a mechanical structure of a touch contact 12, does not need an external photoelectric sensor, has simple structure, low cost, high detection precision and stable and reliable working performance, overcomes the defect that the non-contact photoelectric sensor has lower detection precision and is easy to be influenced by factors such as the brightness of the PCB 8, the size of a light spot emitted by the sensor, the sensing position and the like to malfunction, often fails to accurately and reliably detect the width of the PCB 8, leads a manipulator to move the PCB 8 which does not conform to the preset width (usually, the PCB 8 of which the actual width exceeds the preset width) to a clamping plate jig 7 of a hanging frame, leads the clamping plate jig 7 to be incapable of normally clamping the PCB 8, leads the PCB 8 to be electroplated unevenly and affects the electroplating quality of the PCB 8, even easily causes the defect that the PCB 8 falls and is scrapped ".

The utility model provides a PCB board width detection device, compared with the prior art, set up two electrically conductive contacts 1 of the width of predetermineeing that the interval is PCB board 8 through the position at neighbouring splint tool 7 to in-process on carrying PCB board 8 to splint tool 7, when PCB board 8's width surpasses and predetermines the width, PCB board 8's both sides limit takes place to touch with each electrically conductive contact 1's contact respectively, the inductor then detectable arrives this PCB board 8 and surpasss the width detected signal of predetermineeing the width. The structure is not easily influenced by the external detection environment, and has higher precision on the width detection of the PCB 8, thereby accurately and reliably detecting whether the width of the PCB 8 exceeds the preset width (whether the width exceeds the standard or not).

Further, please refer to fig. 1, fig. 4 and fig. 8 together, as the utility model provides a specific implementation of the PCB width detection apparatus, be provided with the supporting shoe 3 that is used for installing corresponding conductive contact 1 on each supporting arm 2, be equipped with the first rectangular hole 31 that is used for adjusting conductive contact 1 position on each supporting shoe 3 and be used for supporting conductive contact 1 to press the lock nut 4 who is fixed in on this supporting shoe 3, each first rectangular hole 31 extends along the length direction of perpendicular to PCB board 8, each conductive contact 1 wears to locate in corresponding first rectangular hole 31, be equipped with the external screw thread with lock nut 4 screw-thread fit on each conductive contact 1.

Preferably, please refer to fig. 3 to fig. 6 together, as the utility model provides a specific implementation of the PCB board width detection apparatus, each conductive contact 1 is installed on the terminal surface of corresponding supporting shoe 3, and the contact of each conductive contact 1 can be installed on the top end face or the top end face of corresponding supporting shoe 3 to make the contact 12 of each conductive contact 1 contact well with the PCB board 8 of presetting the width and touch, thereby can detect the condition of presetting the width of PCB board 8 more accurately and reliably, avoid the false detection or detect the condition emergence of malfunctioning.

In this embodiment, each support arm 2 is provided with a support block 3, each support block 3 is provided with a first elongated hole 31 extending in a direction perpendicular to the length direction of the PCB 8, the two lock nuts 4 respectively abutting against two side surfaces of the support block 3 are unscrewed, and the two lock nuts 4 are screwed to a predetermined position and then the corresponding conductive contact 1 is pressed and fixed on the support block 3, so that each conductive contact 1 can be adjusted in position in the first elongated hole 31 in a direction perpendicular to the length direction of the PCB 8, and the distance between the two conductive contacts 1 can meet the width detection standard of the PCB 8 according to the requirements of different width detection precisions under different working conditions or process conditions, thereby improving the detection precision and accuracy of the PCB width detection device and enhancing the universality of the PCB width detection device.

Further, please refer to fig. 1, fig. 2, fig. 4 and fig. 7 together, as a specific embodiment of the PCB width detection apparatus provided in the present invention, each conductive contact 1 includes a screw 11 having an external thread, a contact 12 electrically connected to the top end of the screw 11, and a wire 13 electrically connecting the screw 11 to the sensor, each screw 11 is inserted into the corresponding first elongated hole 31, and each screw 11 is in threaded connection with the corresponding lock nut 4. Specifically, the screw 11 and the contact 12 are made of a metal conductive material.

In this embodiment, each conductive contact 1 includes screw 11, contact 12 and wire 13, during the use, wear to locate each screw 11 in corresponding first rectangular hole 31, set up contact 12 in the top of screw 11, pass through wire 13 and inductor electric connection with the bottom of each screw 11, and there are two lock nuts 4 at the middle part position threaded connection of each screw 11, in order to conveniently support the corresponding screw 11 through two lock nuts 4 and press and be fixed in corresponding first rectangular hole 31, improve the installation effectiveness and strengthen the steadiness that supporting shoe 3 supported screw 11. And, through the relative position of two lock nuts 4 on the adjusting screw 11, can finely tune the length that the screw 11 stretches out the supporting shoe 3 to the height that the contact 12 that sets up in the screw 11 top stretches out the supporting shoe 3 is adjusted, so as to according to the needs of different width detection precision under different operating mode or technological condition, make two contacts 12 keep at same horizontal plane, and the height that stretches out of two contacts 12 is located the best detection height, further improves PCB board width detection device's detection precision and accurate reliability.

Specifically, the protruding height of each contact 12 (the distance from the top of each contact 12 to the corresponding support block 3) is 38mm, and the plane where the two contacts 12 are located is 1.5 to 2mm higher than the plane where the PCB 8 is located, so as to ensure the accuracy of the PCB 8 width detection by the PCB width detection device.

Further, please refer to fig. 2 and fig. 7 together, as a specific embodiment of the PCB width detection apparatus provided in the present invention, a nut 14 is disposed at a bottom end of each screw rod 11, and a compression nut 9 for pressing and fixing the wire 13 on the corresponding nut 14 is disposed on each screw rod 11.

In this embodiment, the bottom end of each screw rod 11 is provided with a nut 14, and each screw rod 11 is provided with a compression nut 9 for pressing and fixing the wire 13 on the corresponding nut 14, when in use, the wire 13 is pressed and fixed on the corresponding nut 14 through each compression nut 9, thereby conveniently electrically connecting each screw rod 11 with the inductor, further enhancing the tightness of the connection between the wire 13 and the screw rod 11, and preventing the poor contact or loosening of the screw rod 11 and the wire 13 from affecting the detection of the width of the PCB board 8 by the PCB board width detection device.

Further, please refer to fig. 2 together, as a specific embodiment of the PCB width detecting apparatus provided by the present invention, each screw 11 is sleeved with an insulating sleeve 5, and the top end of each screw 11 extends out of the corresponding insulating sleeve 5.

Specifically, the insulating sheath 5 is a protective sheath formed by winding an insulating tape used by an electrician on the screw rod 11. Of course, the insulating sleeve 5 may also be a sleeve body made of rubber material, plastic material or ceramic material, and may be specifically arranged according to actual needs, which is not limited herein.

In this embodiment, each screw 11 is sleeved with an insulating sleeve 5 to protect the screw 11 and prevent other components on the electroplating apparatus from touching the screw 11 to cause false detection or damage.

Preferably, the length of each screw 11 extending out of the corresponding insulating sleeve 5 is 10mm, so that the extending height of the contact 12 on each screw 11 is at the optimal detection height, and the detection precision and the accuracy reliability of the PCB width detection device are improved.

Further, please refer to fig. 7 together, as the utility model provides a specific implementation of the PCB width detection device, each screw rod 11 and corresponding contact 12 integrated into one piece preparation to improve contact 12's shock resistance, reinforcing PCB width detection device's detectivity and accurate reliability, increase of service life.

Further, referring to fig. 7, as a specific embodiment of the PCB width detection apparatus provided by the present invention, the edge of each contact 12 is chamfered. In the embodiment, the edges of the contacts 12 are arranged in a chamfer manner, so that the contact area between the side edge of the PCB 8 and the contacts 12 is increased, and the detection sensitivity and the accuracy and the reliability of the PCB width detection device are enhanced; it can avoid again that the marginal edges and corners of contact 12 when touching with PCB board 8, causes the scraping flower to PCB board 8 to the quality of PCB board 8 production has been guaranteed.

Further, the end face of each contact 12 for touching the PCB 8 is configured as a cambered surface with a convex center. In this embodiment, the terminal surface that is used for supplying PCB board 8 to touch with contact 12 sets to the convex cambered surface in center to take place the touching through convex cambered surface and PCB board 8's face, under the prerequisite that does not influence PCB board width detection device's detectivity and accurate reliability, avoid contact 12 to cause the damage of scraping flower to PCB board 8, thereby guaranteed the quality of PCB board 8 production.

Further, please refer to fig. 6 and 8 together, as the utility model provides a specific implementation of the PCB width detection apparatus, still be equipped with the adjusting part 6 that is used for adjusting corresponding contact 12 position along the length direction of PCB board 8 on each support arm 2, each adjusting part 6 includes the support 61 that links to each other with corresponding support arm 2 and the locking bolt 62 that is used for locking support 61, set up the second rectangular hole 611 that extends along the length direction of PCB board 8 on each support 61, each locking bolt 62 wears to locate in corresponding second rectangular hole 611.

In this embodiment, each support arm 2 is further provided with an adjusting assembly 6 for adjusting the position of the corresponding contact 12, each adjusting assembly 6 includes a support 61 connected to the corresponding support arm 2 and a locking bolt 62 for locking the support 61, and the support 61 can be adjusted in position along the second elongated hole 611 by loosening the locking bolt 62, so that the mounting position of the contact 12 can be adjusted to be fine adjusted adaptively according to the width detection requirement, the contact 12 is adjusted to the optimal mounting position along the length direction of the PCB 8, and the detection sensitivity and accuracy and reliability of the PCB width detection device are improved. And the PCB width detection device is suitable for width detection under different process conditions, and has good universality.

Referring to fig. 1, the present invention further provides an electroplating apparatus, which includes at least one PCB width detection device, and the conductive contacts 1 of the PCB width detection devices are disposed on the same horizontal plane.

The utility model provides an electroplating device, compared with the prior art, be provided with two conductive contact 1 at the position interval of neighbouring splint tool 7 to with two conductive contact 1 that are located same horizontal plane, install in the relative both sides of PCB board 8 through support arm 2 respectively. Then in-process on the manipulator carries PCB board 8 to splint tool 7: when the width of the PCB 8 does not exceed the preset width, both side edges of the PCB 8 cannot touch the contacts 12 of the conductive contacts 1 on both sides, no induced current passes through the inductor, and the inductor identifies and detects a board width detection signal that the board width of the PCB 8 is within the preset width range, so that the clamping plate jig 7 normally clamps the PCB 8 for electroplating; when the width of PCB board 8 surpassed when predetermineeing the width, the both sides limit of PCB board 8 all can touch contact 12 of its both sides, the inductor has induced-current to pass through, the inductor then discerns and detects the not board width detection signal of predetermineeing the width within range of this PCB board 8 board width, make splint tool 7 stop to clip this PCB board 8 and electroplate, overcome "after the width of PCB board 8 surpassed predetermineeing the width, make splint tool 7 can not normally clip PCB board 8, lead to PCB board 8 to electroplate inhomogeneous and influence PCB board 8's electroplating quality, cause PCB board 8 to drop condemned's defect even easily. The utility model discloses a PCB board width detection device, the precision that detects PCB board 8 width is high, can accurately detect whether the width of PCB board 8 surpasss and predetermines the width, is difficult for receiving the ambient condition influence, the good reliability.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a PCB board width detection device which characterized in that: including two electrically conductive contacts that the both sides that are used for supplying to predetermine the PCB board of width touch, support two respectively two support arms of electrically conductive contact with be used for responding to two the inductor that electrically conductive contact was touched by the PCB board is two electrically conductive contact interval sets up, and two distance between the electrically conductive contact does PCB's the width of predetermineeing, two electrically conductive contact sets up on same horizontal plane, the inductor respectively with two electrically conductive contact electric connection.

2. The PCB board width detection apparatus of claim 1, wherein: each supporting arm is provided with a supporting block used for installing the corresponding conductive contact, each supporting block is provided with a first strip hole used for adjusting the position of the conductive contact and a locking nut used for pressing and fixing the conductive contact on the supporting block, each first strip hole extends along the direction vertical to the length direction of the PCB, each conductive contact penetrates through the corresponding first strip hole, and each conductive contact is provided with an external thread in threaded fit with the locking nut.

3. The PCB board width detection apparatus of claim 2, wherein: each conductive contact comprises a screw, a contact electrically connected with the top end of the screw and a lead electrically connecting the screw with the inductor, each screw penetrates through the corresponding first long-strip hole, and each screw is in threaded connection with the corresponding locking nut.

4. The PCB board width detection device of claim 3, wherein: and nuts are arranged at the bottom ends of the screw rods, and compression nuts used for abutting and fixing the wires on the corresponding nuts are arranged on the screw rods.

5. The PCB board width detection device of claim 3, wherein: each screw rod is sleeved with an insulating sleeve, and the top end of each screw rod extends out of the corresponding insulating sleeve.

6. The PCB board width detection device of claim 3, wherein: and each screw and the corresponding contact are integrally formed.

7. The PCB board width detection device of claim 3, wherein: the edge of each contact is arranged in a chamfer way, or the end face of each contact, which is used for being touched by the PCB, is arranged into a cambered surface with a convex center.

8. The PCB board width detection device of any one of claims 3 to 7, wherein: each support arm is further provided with an adjusting component used for adjusting the position of the corresponding contact along the length direction of the PCB, each adjusting component comprises a support connected with the corresponding support arm and a locking bolt used for locking the support, each support is provided with a second strip-shaped hole extending along the length direction of the PCB, and each locking bolt penetrates through the corresponding second strip-shaped hole.

9. The PCB board width detection device of any one of claims 2 to 7, wherein: each conductive contact is mounted on an end surface of the corresponding support block.

10. An electroplating apparatus, characterized in that: comprising at least one PCB width detection device according to any of claims 1 to 9, and the conductive contacts of each PCB width detection device are arranged on the same horizontal plane.

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