Circuit board needle mold hole inspection cylinder extension control device

Abstract

The utility model provides a circuit board needle die hole inspection cylinder extension control device which comprises a total high-pressure valve, an extension and retraction direction control valve, an electromagnetic valve and a cylinder, the air inlet end of the total high-pressure valve is connected with an external air source, and the air outlet end of the total high-pressure valve is connected with the air inlet end of the extension and retraction direction control valve through an air inlet pipe. The high-speed high-pressure stamping machine is novel in structural design, can achieve first-time low-pressure detection judgment and high-pressure stamping after conditions are met, avoids plate damage caused by high-speed high-pressure stamping, improves the production efficiency, reduces the production cost, improves the production efficiency, reduces the production cost, and improves the production efficiency. And the sleeve hole can be ensured to be clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to line board via hole detection technology field especially relates to a line board needle mould via hole air cylinder extension control device. BACKGROUND

[0002] The single air cylinder extension and retraction action of the prior art is fixed in process, and the speed can only be controlled by the regulating valve and the pressure valve. The pressure is fixed after adjustment each time, and the single output cannot be changed. High-pressure high-speed output and low-pressure positioning cannot be realized. Multiple extension and retraction actions are required, and each pressure change cannot be distinguished.

[0003] In the line board needle mould via hole (via hole) detection process, the automatic via hole equipment needs the air cylinder to perform multiple stamping via holes in the via hole process to realize high-speed vibration screen type stamping, so that the garbage in the hole can be more easily cleaned out. In the original model, when the first high-speed stamping encounters a blind hole, the line board is easily damaged, the stamping needle is broken or bent, resulting in a bad board or a large number of detection of defective products. If high pressure is not used, low pressure stamping is directly adjusted, high-speed vibration screen type stamping cannot be realized, the efficiency is low, and the hole is not clean. Therefore, it is necessary to design a line board needle mould via hole air cylinder extension control device. SUMMARY

[0004] The utility model provides a line board needle mould via hole air cylinder extension control device to solve the problem that the control device in the prior art cannot realize high-pressure high-speed output and low-pressure positioning. Multiple extension and retraction actions are required, and each pressure change cannot be distinguished. The first low-pressure detection and judgment can be realized, high-pressure stamping is performed after the conditions are met, the high-speed high-pressure stamping of the board is avoided, and the hole is clean.

[0005] The utility model provides a line board needle mould via hole air cylinder extension control device, which comprises a total high-pressure valve, an extension and retraction direction control valve, an electromagnetic valve and an air cylinder.

[0006] The total high-pressure valve gas outlet is connected with the extension and retraction direction control valve gas inlet through the air inlet pipe.

[0007] The extension and retraction direction control valve gas outlet is connected with the electromagnetic valve through the pressure reduction pipeline.

[0008] The extension and retraction direction control valve gas outlet is also connected with the air cylinder through the reverse pipeline.

[0009] Preferably, it further comprises a pressure reduction pressure regulating valve, the extension and retraction direction control valve gas outlet is also connected with the pressure reduction pressure regulating valve gas inlet through the pressure reduction pipeline, and the pressure reduction pressure regulating valve is connected with the air cylinder gas inlet through the branch pipeline.

[0010] Preferably, the electromagnetic valve is also connected to the cylinder air inlet end through a branch pipeline.

[0011] Preferably, a magnetic inductor is further included, which is installed on the cylinder.

[0012] Preferably, the electromagnetic valve type adopts 4V210-08 electromagnetic valve, and the on-off of the electromagnetic valve is controlled by time control or magnetic induction control.

[0013] Preferably, the pressure reducing valve type adopts QTYH-25.

[0014] Beneficial effects: the utility model discloses novel structure design realizes high pressure high speed output, and low pressure is in place. Single stroke can set position pressure reduction at will, can realize first low pressure detection judgment, and after the condition is met, high pressure stamping is carried out again, when stamping for the first time, starting pressure is original high speed pressure, and in-place pressure is reduced to the stress pressure set, realizes first low pressure detection, and judges the pass of the board, and if the judgment result is met, then high speed vibration plug type stamping is carried out again, if the judgment is not met, then directly report the defective product alarm. Perfectly avoid high speed high pressure stamping to damage the board. Low pressure low efficiency, and the phenomenon of hole not clean.

[0015] The above description is only a summary of the technical scheme of the utility model embodiment, in order to more clearly understand the technical means of the utility model embodiment, which can be implemented according to the content of the specification, and in order to let the above and other purposes, characteristics and advantages of the utility model embodiment can be more obvious and easy to understand, the specific implementation of the utility model will be described below. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the utility model embodiment, the drawings needed in the embodiment description will be briefly introduced below, and obviously, the drawings in the following description are some embodiments of the utility model, and for ordinary skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a structural schematic diagram of prior art product;

[0019] Mark explanation: total high pressure valve 1, extension and retraction direction control valve 2, cylinder 3, pressure reducing valve 4, electromagnetic valve 5, air inlet pipe 6, pressure reducing pipeline 7, reverse pipeline 8, branch pipeline 9, magnetic inductor 10. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs; the terminology used in the specification herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application; the use of the terms "including," "comprising," "having" and "with" in the specification and claims herein are used to mean "including but not limited to."

[0022] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. Those skilled in the art will appreciate that embodiments described herein can be combined with other embodiments.

[0023] The orientation words appearing in the following description are the directions shown in the drawings, and are not limited to the specific structure of the present application. For example, in the description of the present application, the orientation or position relationship indicated by the terms "center", "lengthwise", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0024] In addition, the expressions of the indicating directions for describing the operation and structure of each component of the embodiments, such as the X direction, the Y direction and the Z direction, are not absolute but relative, and although these indications are appropriate when each component is in the position shown in the drawings, these directions should be interpreted differently when these positions are changed to correspond to the changes.

[0025] In addition, the terms "first", "second" and the like in the description and claims of the present application or above-mentioned accompanying drawings are used to distinguish different objects, and are not used to describe a specific order, and can explicitly or implicitly include one or more of the features.

[0026] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, the "connection" or "connection" of the mechanical structure can mean the physical connection, for example, the physical connection can be a fixed connection, for example, fixed connection by fixing member, for example, fixed connection by screw, bolt or other fixing member; the physical connection can also be detachable connection, for example, mutual clamping or clamping connection; the physical connection can also be integrally connected, for example, welding, bonding or integrally formed connection for connection. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings.

[0028] Please refer to Figure 1 The utility model discloses a line board needle mould hole cylinder extension control device, including total high pressure valve 1, extension retraction direction control valve 2, solenoid valve 5 and cylinder 3, total high pressure valve 1 gas inlet end is connected with external gas source,

[0029] Total high pressure valve 1 gas outlet end is connected extension retraction direction control valve 2 gas inlet end through air inlet pipe 6;

[0030] Extension retraction direction control valve 2 gas outlet end is connected solenoid valve 5 through pressure reducing pipe 7, solenoid valve 5 is also connected cylinder 3 gas inlet end through branch pipe 9, and solenoid valve 5 adopts 4V210-08 solenoid valve in mode.

[0031] Extension retraction direction control valve 2 gas outlet end is also connected cylinder 3 through reverse pipe 8.

[0032] It further includes pressure reducing valve 4, and the extension retraction direction control valve 2 gas outlet end is also connected to the pressure reducing valve 4 gas inlet end through the pressure reducing pipe 7, and the pressure reducing valve 4 is connected to the cylinder 3 gas inlet end through the branch pipe 9, and the pressure reducing valve 4 adopts QTYH-25 in mode.

[0033] The utility model further includes magnetic inductor 10, magnetic inductor 10 is installed in cylinder 3. Magnetic inductor is used for inducting the telescopic distance of cylinder.

[0034] In the utility model, the pressure regulating valve is responsible for regulating pressure, and then controls the on-off of the electromagnetic valve, realizes cutting off high pressure gas, only leaves the pressure regulating valve to realize pressure reduction effect; the on-off of the electromagnetic valve has two control methods: one is time control, and the length of time can be adjusted according to actual conditions. Two is magnetic inductor control, adjusts the magnetic inductor to the specified position, and the position height is adjusted according to actual demand, and the electromagnetic valve starts to close when the stroke reaches the position of the magnetic inductor each time.

[0035] The utility model discloses the structure design is novel, realizes high pressure high -speed output, low pressure is in place. Single stroke can set position pressure reduction at will, can realize first low pressure detection judgment, and then high pressure stamping after meeting the condition, when first stamping, the starting pressure is the original high -speed pressure, and the in -place pressure reduces to the stress pressure of setting, realizes first low pressure detection, and judges the through plug of board, and if the judgment result is to meet again, then high -speed plug type stamping, if the judgment is not met, then directly reports the defective product alarm. Perfectly avoid high -speed high pressure stamping bad board. Low pressure low efficiency low, the phenomenon of hole is not clean.

[0036] The above-described and the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A control device for extending a cylinder to inspect pinholes on a circuit board, characterized in that, Including total high pressure valve (1), stretch retract direction control valve (2), solenoid valve (5) and cylinder (3), total high pressure valve (1) air inlet end is connected with external air source; Total high pressure valve (1) air outlet end is connected with stretch retract direction control valve (2) air inlet end through air inlet pipe (6); Stretch retract direction control valve (2) air outlet end is connected with solenoid valve (5) through pressure reduction pipeline (7); Stretch retract direction control valve (2) air outlet end is also connected with cylinder (3) through reverse pipeline (8).

2. The apparatus according to claim 1, wherein Still including pressure reduction pressure regulating valve (4), stretch retract direction control valve (2) air outlet end is also connected with pressure reduction pressure regulating valve (4) air inlet end through pressure reduction pipeline (7), and pressure reduction pressure regulating valve (4) is connected with cylinder (3) air inlet end through branch pipeline (9).

3. The apparatus according to claim 1, wherein Solenoid valve (5) is also connected with cylinder (3) air inlet end through branch pipeline (9).

4. The apparatus according to claim 1, wherein Still including magnetic inductor (10), and the magnetic inductor (10) is installed in cylinder (3).

5. The apparatus according to claim 1, wherein The on-off of solenoid valve (5) is controlled by time control or magnetic induction.

6. The pin-molded via cylinder extension control device for a circuit board according to Claim 2, wherein Pressure reduction pressure regulating valve (4) adopts QTYH-25.

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