CN114669655A - Constructional steel member stamping device and controlling means thereof - Google Patents

Constructional steel member stamping device and controlling means thereof Download PDF

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Publication number
CN114669655A
CN114669655A CN202210603971.XA CN202210603971A CN114669655A CN 114669655 A CN114669655 A CN 114669655A CN 202210603971 A CN202210603971 A CN 202210603971A CN 114669655 A CN114669655 A CN 114669655A
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China
Prior art keywords
resistor
diode
power supply
chip
capacitor
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CN202210603971.XA
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Chinese (zh)
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CN114669655B (en
Inventor
胡桐胜
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Sichuan Yuehang Intelligent Equipment Manufacturing Co ltd
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Sichuan Yuehang Intelligent Equipment Manufacturing Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/16—Unwinding or uncoiling
    • B21C47/18—Unwinding or uncoiling from reels or drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
    • B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/26—Programme control arrangements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Relay Circuits (AREA)

Abstract

The invention provides a constructional steel member stamping device and a control device thereof, belonging to the technical field of constructional steel member production equipment, wherein the constructional steel member stamping device comprises: the steel unwinding frame is provided with a winding wheel provided with a winding motor; the guide cylinder is arranged on one side of the steel unwinding frame; the first roller shaft group, the second roller shaft group and the third roller shaft group are sequentially arranged away from the guide cylinder and are respectively provided with independent motors; the punching main body is provided with a first hole punching main body, a second hole punching main body and a third hole punching main body which are arranged in parallel along the advancing direction of steel and have different punching types. The control device of the construction steel member stamping device comprises: the clock oscillation circuit, the triode switch circuit and the driving relay are connected in sequence; and a power supply circuit of the construction steel member stamping device is connected with a first normally open contact KA1 of the driving relay. The invention solves the problems of lower processing efficiency and processing quality of the existing constructional steel member production equipment, and improves the processing efficiency and the processing quality.

Description

Constructional steel member stamping device and controlling means thereof
Technical Field
The invention relates to the technical field of constructional steel member production equipment, in particular to a constructional steel member stamping device and a control device thereof.
Background
Steel houses are the third generation of modular construction that have largely replaced traditional reinforced concrete buildings in developed countries. It has the advantages of light total weight, large span, less material consumption, low cost, saving foundation, short construction period, high safety and reliability, beautiful appearance, etc.
At present, steel structure houses are generally connected with each building steel component by adopting modes such as bolts, welding and the like to complete the construction of a frame; this just needs the building steel member when production, reserves the hole of connecting usefulness such as bolt hole, welding hole, pilot hole, often needs to use the punching machine punching press in a hole earlier the back, carries the punching machine in another hole with the steel after the punching press again and carries out the punching press, and efficiency is lower, can't guarantee effectively moreover that the mutual interval in various holes, mutual position accord with the design requirement, lead to processingquality low.
Therefore, it is necessary to provide a construction steel member press apparatus and a control apparatus thereof.
Disclosure of Invention
The invention provides a constructional steel member stamping device and a control device thereof, which are used for improving the processing efficiency and the processing quality.
In order to achieve the above object, the present invention discloses a construction steel member stamping device, including: the steel unwinding frame is provided with a winding wheel provided with a winding motor so as to wind steel; the guide cylinder is arranged on one side of the steel unwinding frame to convey and guide the steel; the first roller shaft group, the second roller shaft group and the third roller shaft group are sequentially arranged away from the guide cylinder and are respectively provided with an independent motor for clamping and conveying steel; a punching body having a first hole punching body, a second hole punching body, and a third hole punching body arranged in parallel in a steel traveling direction; wherein the punching types of the first hole punching main body, the second hole punching main body and the third hole punching main body are all different.
In one embodiment disclosed by the invention, the guide cylinder is of a cylindrical structure with two open ends, the large end faces the winding wheel, the small end faces the first roller shaft group, and the diameter of the small end of the guide cylinder is equal to the center distance of two first roller shafts in the first roller shaft group.
In one embodiment of the invention, the part from the middle position to the small end of the guide cylinder is in a bottleneck structure and is in arc-shaped uniform transition.
In one embodiment of the disclosure, the first roller set, the second roller set and the third roller set all have gaps for passing steel, and the gaps of the first roller set, the second roller set and the third roller set are located on the same horizontal straight line.
In an embodiment of the disclosure, shaping roller sets are disposed between the first roller set and the second roller set, and between the second roller set and the third roller set, each shaping roller set includes two symmetrically disposed rollers, and the two rollers are respectively located on two sides of the steel material to limit a direction in which the steel material enters the first hole punching main body.
In another aspect of the present invention, a control apparatus for a structural steel member stamping apparatus includes: the clock oscillation circuit is connected with the triode switch circuit to control the on-off of the triode switch circuit in a timing mode; the driving relay is connected with the triode switch circuit; the power supply circuit of the construction steel member stamping device is connected with the first normally open contact KA1 of the driving relay, so that the power supply circuit is controlled to be switched on and off by the first normally open contact KA 1.
In an embodiment disclosed in the present invention, the clock oscillation circuit includes a power supply terminal V1, a capacitor C1, a capacitor C2, a capacitor C3, a frequency-dividing chip U1, a bridge chip U2, a diode VD1, a diode VD3, a diode VD4, a diode VD5, a resistor R5, and a resistor R5, one end of the capacitor C5 connected in parallel with the resistor R5 is connected to one end of the power supply terminal V5, the other end of the capacitor C5 connected in parallel with the resistor R5 is connected to one end of the ac terminal of the bridge chip U5, the other end of the ac terminal of the bridge chip U5 is connected to one end of the diode VD5, the anode of the bridge chip U5 is connected to the cathode of the diode VD4, the other end of the resistor R5 is connected to one end of the resistor R5, and the other end of the resistor R5 are connected to one end of the resistor R5, and the resistor R5 are connected to one end of the other end of the bridge chip U5, The voltage end of the triode switch circuit, the anode of the capacitor C2 and the pin 16 of the frequency division chip U1 are connected, the pin 11 of the frequency dividing chip U1 is connected with one end of the resistor R5, the negative electrode of the capacitor C2 is grounded, the other end of the resistor R5 is connected with one end of the capacitor C3 and one end of the resistor R6, the other end of the capacitor C3 is connected with a pin 9 of the frequency-dividing chip U1, the other end of the resistor R6 is connected with a pin 10 of the frequency-dividing chip U1, the other end of the resistor R4 is connected with the anode of the diode VD3, the anode of the diode VD4 and the anode of the diode VD5, the cathode of the diode VD3 is connected with a pin 15 of the frequency dividing chip U1, the cathode of the diode VD5 is connected with a pin 12 of the frequency dividing chip U1, and the cathodes of the diodes VD4 are connected with the pin 3 of the frequency division chip U1 and the signal end of the triode switch circuit.
In an embodiment disclosed by the invention, the triode switch circuit comprises a triode VT1, a diode VD2 and a resistor R3, wherein one end of the resistor R3 is connected with the negative electrode of the diode VD4 and a pin 3 of the frequency division chip U1, the other end of the resistor R3 is connected with the base electrode of the triode VT1, the emitter electrode of the triode VT1 is grounded, the collector electrode of the triode VT1 is connected with the positive electrode of the diode VD2 and one end of a coil KA of the driving relay, and the negative electrode of the diode VD2 is connected with the other end of the resistor R2 and the other end of the coil KA.
In one embodiment disclosed by the invention, the second normally open contact KA2 of the driving relay is connected with a timing control circuit, and the timing control circuit is connected with the power supply circuit so as to control the on-off of the power supply circuit in a timing manner.
In one embodiment disclosed by the invention, the timing control circuit comprises at least three monostable subcircuits, and the monostable subcircuits are connected with the power supply circuit to circularly and periodically control the on-off of the power supply circuit.
In summary, the invention has at least the following beneficial effects:
in the punching device for the building steel member, the winding wheel is driven to rotate by the winding motor, so that rolled steel can be conveniently wound and unwound; the first roller shaft group, the second roller shaft group and the third roller shaft group are used for clamping and conveying steel, so that the conveying speed of the steel can be conveniently adjusted and controlled, the steel can be conveniently matched with the first hole punching main body, the second hole punching main body and the third hole punching main body, and the punching position and the positions among holes of different punching types can be adjusted, so that the machining efficiency and the machining quality can be improved; simultaneously, the first hole punching press main part, second hole punching press main part and the third hole punching press main part that set up side by side in proper order also can effectively improve machining efficiency and processingquality.
According to the control device of the constructional steel member stamping device, the clock oscillation circuit is used for controlling the on-off of the triode switch circuit in a timing mode, so that the relay is driven to be powered on or powered off in a timing mode, the power supply circuit of the constructional steel member stamping device is controlled in a timing mode, and finally the working of the constructional steel member stamping device is controlled in a timing mode, so that the punching position and the mutual position between the punching holes can meet the actual punching requirements, the machining quality is improved, and the punching operation is controlled in the mode, and the machining efficiency can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a structural steel member stamping apparatus according to some embodiments of the present invention.
Fig. 2 is a schematic view of the fitting structure of two rollers and steel in the shaping roller set according to some embodiments of the present invention.
Fig. 3 is a schematic circuit diagram of a control device of a structural steel member stamping device according to some embodiments of the present invention.
Fig. 4 is a circuit diagram of a timing control circuit according to some embodiments of the present invention.
Fig. 5 is a schematic circuit diagram of a driving relay and a power supply circuit according to some embodiments of the present invention.
Fig. 6 is a schematic circuit diagram of a first relay and a power supply circuit according to some embodiments of the present invention.
Fig. 7 is a schematic circuit diagram of a second relay and a power supply circuit according to some embodiments of the present invention.
Fig. 8 is a schematic circuit diagram of a third relay and a power supply circuit according to some embodiments of the present invention.
Reference numerals:
100. a steel unwinding frame; 110. a winding wheel; 120. a guide cylinder;
200. a first roller shaft group; 201. a first roller shaft; 210. a second set of spindles; 211. a second roller shaft; 220. a third roller set; 221. a third roller shaft;
300. punching a main body; 301. a first hole punch body; 302. a second hole stamping the body; 303. a third bore punch body;
400. shaping roller groups; 401. a roller;
500. a steel material.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate an orientation or positional relationship based on that shown in the drawings, or the orientation or positional relationship conventionally used in the use of the products of the present invention, or the orientation or positional relationship conventionally understood by those skilled in the art, are merely for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
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 defined otherwise.
Furthermore, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the present embodiment provides a construction steel member punching apparatus including: the steel unwinding frame 100 is provided with a winding wheel 110 equipped with a winding motor to wind steel 500; a guide cylinder 120 provided on one side of the steel material unreeling rack 100 to guide the steel material 500;
the first roller group 200, the second roller group 210 and the third roller group 220 are sequentially far away from the guide cylinder 120 and are respectively provided with an independent motor to pinch the steel 500, and the method specifically comprises the following steps: the first roller group 200 is arranged on one side of the guide cylinder 120 far away from the steel unwinding frame 100; the second roller set 210 is disposed on a side of the first roller set 200 away from the guide cylinder 120; the third roller set 220 is disposed on a side of the second roller set 210 away from the first roller set 200; the first roll shaft group 200 is provided with a first motor to pinch the steel material 500; the second roll shaft group 210 is equipped with a second motor to pinch the steel material 500; the third roller set 220 is provided with a third motor to pinch the steel material 500;
the punching body 300 includes a first hole punching body 301, a second hole punching body 302, and a third hole punching body 303 arranged in parallel in the traveling direction of the steel material 500, and specifically includes: the first hole punching main body 301 is arranged on one side of the third roller set 220 far away from the second roller set 210; the second hole punching main body 302 and the first hole punching main body 301 are arranged in parallel, and are located on one side of the first hole punching main body 301, which is far away from the third roller set 220; the third hole punching main body 303 and the second hole punching main body 302 are arranged in parallel and are positioned on one side of the second hole punching main body 302 away from the first hole punching main body 301;
the punching types of the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 are all different.
It should be understood that, during stamping, the winding motor drives the winding wheel 110 to rotate, and the winding wheel 110 discharges the steel 500, meanwhile, the first motor drives the first roller shaft 201 in the first roller shaft group 200 to rotate, the second motor drives the second roller shaft 211 in the second roller shaft group 210 to rotate, and the third motor drives the third roller shaft 221 in the third roller shaft group 220 to rotate, and the steel 500 is jointly clamped and conveyed, so that the steel 500 is conveyed to the first hole stamping body 301; after the steel 500 enters the first hole punching main body 301, the first hole punching main body 301 punches the steel 500, the steel 500 punched by the first hole punching main body 301 enters the second hole punching main body 302, the second hole punching main body 302 punches the steel 500, the steel 500 punched by the second hole punching main body 302 enters the third hole punching main body 303, and the third hole punching main body 303 punches the steel 500, so that the punching operation is completed; the punching types of the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 can be holes for connection or assembly such as conventional bolt holes, counter bores, strip-shaped holes, round holes, rectangular holes and the like, and the punching types of the first hole punching main body, the second hole punching main body and the third hole punching main body are different; of course, in other embodiments, there may be any two of the three punching types that are the same and different from the third punching type.
It is understood that the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 are all common punch main bodies and have a conventional punching function, and the present embodiment does not relate to the improvement of the punch main bodies, and therefore, the description thereof is omitted; similarly, the driving connection scheme of the winding motor (not shown in the figure) and the winding wheel 110, the driving connection scheme of the first motor (not shown in the figure) and the first roller set 200, the driving connection scheme of the second motor (not shown in the figure) and the second roller set 210, and the driving connection scheme of the third motor (not shown in the figure) and the third roller set 220 are conventional prior art schemes, and will not be described herein.
Clearly, the first roller shaft group 200 has two first roller shafts 201, and the two first roller shafts 201 are arranged up and down symmetrically to pinch the steel material 500; the second roll shaft group 210 is provided with two second roll shafts 211 which are arranged up and down symmetrically so as to pinch the steel material 500; the third roller set 220 has two third rollers 221, and the two third rollers 221 are symmetrically arranged up and down to pinch the steel 500; the first motor can drive one first roller shaft 201 or two first roller shafts 201 to rotate, the second motor can drive one second roller shaft 211 or two second roller shafts 211 to rotate, and the third motor can drive one third roller shaft 221 or two third roller shafts 221 to rotate; similarly, the parameters of the first roller 201, the second roller 211 and the third roller 221, such as the outer diameter and the central shaft diameter, may be set according to actual requirements.
It is noted that the present embodiment focuses on: the winding motor drives the winding wheel 110 to rotate, so that the rolled steel 500 can be wound and unwound conveniently; the steel material 500 is pinch-fed through the first roller shaft group 200, the second roller shaft group 210 and the third roller shaft group 220, so that the conveying speed of the steel material 500 is conveniently adjusted and controlled, the steel material 500 is conveniently matched with the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303, and the punching position and the positions among holes of different punching types are adjusted, so that the machining efficiency and the machining quality are improved; meanwhile, the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 which are sequentially arranged in parallel can also effectively improve the processing efficiency and the processing quality.
In some embodiments, the guiding cylinder 120 is a cylindrical structure with two open ends, the large end faces the winding wheel 110, the small end faces the first roller set 200, and the diameter of the small end of the guiding cylinder 120 is equal to the center-to-center distance (the length of the central point connecting the two first roller shafts 201) in the first roller set 200. In the scheme, the steel material 500 enters from the large end of the guide cylinder 120 and exits from the small end of the guide cylinder 120 along the inner cavity of the guide cylinder 120, and the steel material 500 is finally guided into the gap between the two first roller shafts 201 in the first roller shaft group 200; through the guide cylinder 120 with the structure, the steel 500 can quickly and accurately enter the first roller shaft group 200 to be clamped and conveyed, so that the processing quality is improved, and due to the action of the guide cylinder 120, the steel 500 cannot be excessively discharged, so that the situation that the first roller shaft group 200 can clamp and convey the steel 500 only by needing more power is avoided, namely, the discharged steel 500 is in a suspended state, and the steel is conveniently clamped and conveyed by the first roller shaft group 200; the steel 500 discharged is prevented from being deviated, so that the steel 500 is jammed in the first roller set 200 or between the first roller set 200 and the take-up pulley 110.
In some embodiments, the middle to small end portion of the guiding cylinder 120 is in a bottleneck structure and is uniformly transited in an arc shape. In this scheme, through the guide cylinder 120 of this structure for steel 500 is further carried by the clamp of first roller set 200 smoothly, avoids blocking (card material), leads to punching a hole the position to make mistakes, influences processingquality.
In some embodiments, the first roller set 200, the second roller set 210 and the third roller set 220 have gaps for passing the steel material 500, and the gaps of the three are located on the same horizontal straight line. In the scheme, the arrangement further ensures that the steel material 500 is smoothly clamped and conveyed by the first roller shaft group 200, the second roller shaft group 210 and the third roller shaft group 220, and the processing quality is improved.
In some embodiments, as shown in fig. 1 and 2, a shaping roller set 400 is disposed between the first roller set 200 and the second roller set 210, and between the second roller set 210 and the third roller set 220, and the shaping roller set 400 includes two symmetrically disposed rollers 401, and the two rollers 401 are respectively disposed at two sides of the steel material 500 to define a direction in which the steel material 500 enters the first hole punching main body 301. In this scheme, two gyro wheels 401 are located steel 500 both sides respectively and mean: two rollers 401 in the shaping roller set 400 are symmetrically arranged in the width direction of the steel material 500 perpendicular to the conveying direction of the steel material 500, the arrangement further ensures that the steel material 500 is smoothly clamped and conveyed by the first roller set 200, the second roller set 210 and the third roller set 220, and can prevent the steel material 500 from shifting left and right in the width direction, thereby improving the processing quality.
The present invention also provides a control device for a construction steel member stamping device, including: the clock oscillation circuit is connected with the triode switch circuit to control the on-off of the triode switch circuit in a timing mode; the driving relay is connected with the triode switch circuit; the power supply circuit of any one of the above-mentioned construction steel member stamping devices is connected with the first normally open contact KA1 of drive relay to be controlled by first normally open contact KA1 break-make.
In some embodiments, as shown in fig. 3, the clock oscillator circuit includes a power supply terminal V1, a capacitor C1, a capacitor C2, a capacitor C3, a frequency-dividing chip U3, a bridge chip U3, a diode VD3, a resistor R3 and a resistor R3, one end of the capacitor C3 connected in parallel with the resistor R3 is connected to one end of the power supply terminal V3, the other end of the capacitor C3 connected in parallel with the resistor R3 is connected to one end of the ac terminal of the bridge chip U3, the other end of the ac terminal of the bridge chip U3 is connected to the other end of the power supply terminal V3, the negative terminal of the bridge chip U3 is connected to the positive terminal of the diode VD3 and then to ground, the positive terminal of the bridge chip U3 is connected to the negative terminal of the diode VD3 and one end of the resistor R3, the other end of the resistor R3 is connected to the positive terminal of the triode, the other end of the resistor R3, the resistor R3 is connected to the positive terminal of the triode terminal of the frequency-dividing circuit and the voltage of the resistor 3, a pin 11 of the frequency division chip U1 is connected with one end of a resistor R5, a cathode of the capacitor C2 is grounded, the other end of the resistor R5 is connected with one end of a capacitor C3 and one end of a resistor R6, the other end of the capacitor C3 is connected with a pin 9 of the frequency division chip U1, the other end of the resistor R6 is connected with a pin 10 of the frequency division chip U1, the other end of the resistor R4 is connected with an anode of a diode VD3, an anode of the diode VD4 and an anode of the diode VD5, a cathode of the diode VD3 is connected with a pin 15 of the frequency division chip U1, a cathode of the diode VD5 is connected with a pin 12 of the frequency division chip U1, a cathode of the diode VD4 is connected with a pin 3 of the frequency division chip U1 and a signal end of the triode switch circuit, and a pin 8 of the frequency division chip U1 is grounded.
In some embodiments, as shown in fig. 3, the transistor switching circuit includes a transistor VT1, a diode VD2, and a resistor R3, wherein one end of the resistor R3 is connected to the negative terminal of the diode VD4 and the pin 3 of the frequency divider chip U1, the other end of the resistor R3 is connected to the base of the transistor VT1, the emitter of the transistor VT1 is grounded, the collector of the transistor VT1 is connected to the positive terminal of the diode VD2 and one end of the coil KA of the driving relay, and the negative terminal of the diode VD2 is connected to the other end of the resistor R2 and the other end of the coil KA.
In summary, the power supply circuit may include a winding motor power supply circuit, a first motor power supply circuit, a second motor power supply circuit, a third motor power supply circuit, a first hole punching main body power supply circuit, a second hole punching main body power supply circuit, and a third hole punching main body power supply circuit;
the first normally open contacts KA1 of the driving relay can be multiple and are respectively connected with a winding motor power supply circuit, a first motor power supply circuit, a second motor power supply circuit, a third motor power supply circuit, a first hole punching main body power supply circuit, a second hole punching main body power supply circuit and a third hole punching main body power supply circuit one by one;
or the driving relay can be provided with a plurality of corresponding first normally open contacts KA1 which are respectively connected with the winding motor power supply circuit, the first motor power supply circuit, the second motor power supply circuit, the third motor power supply circuit, the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit one by one;
that is, the work of the winding motor power supply circuit, the first motor power supply circuit, the second motor power supply circuit, the third motor power supply circuit, the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit can be controlled together or respectively, and the setting can be carried out according to the actual punching design requirements.
The control process is as follows:
the power supply is input through a power supply end V1, the voltage is reduced through a capacitor C1 and a resistor R1, then the voltage is rectified through a bridge core piece U2, and the voltage is stabilized through a diode VD1 to obtain direct current voltage for supplying power to the circuit;
the resistor R5, the resistor R6, the capacitor C3 and the frequency division chip U1 form a clock oscillator for providing clock pulses at fixed time; when the circuit circular telegram back, the time delay is realized through count and the frequency division to clock pulse to frequency division chip U1, and when the timing time back of arriving, the pin 3 output high level of frequency division chip U1, triode VT1 switches on, and the coil KA gets electric, and drive relay's first normally open contact KA1 is closed, and the supply circuit passes through, and construction steel member stamping device begins work. At the moment, the frequency division chip U1 starts to time the working time of the constructional steel component stamping device, when the time is up, the pin 3 of the frequency division chip U1 outputs a low level, the triode VT1 is cut off, the coil KA loses power, the first normally open contact KA1 of the driving relay is disconnected, the power supply circuit is disconnected, and the constructional steel component stamping device stops working. At the moment, the frequency division chip U1 automatically resets and starts timing for the next time, so that the construction steel member stamping device can perform timing cycle work, the actual continuous punching operation requirements can be adapted, and the punching position and the inter-hole position meet the punching design requirements. However, the time is required to be adjusted, parameters of the resistor R5 and the capacitor C3 can be adjusted, and the output pin of the frequency-dividing chip U1 connected with the transistor VT1 can also be changed.
The selection references are as follows:
the frequency dividing chip U1 can be a 14-bit binary counter/frequency divider integrated circuit CD4060, or a CD4066, CD4016 or other digital circuit integrated blocks with the same function;
the bridge rectifier chip U2 can be selected from 1A, 50V bridge rectifier, or connected into a bridge rectifier circuit through four 1N4007 diodes;
the triode VT1 can be NPN type triode 8050, or domestic triodes such as 9013 or 3DG 12;
the diode VD1 can be a 1W or 12V silicon voltage regulator tube; the diode VD2 can be selected from a rectifying diode 1N 4007; the diode VD3, the diode VD4 and the diode VD5 can be selected from a switch diode 1N 4148;
the resistor R1 and the resistor R2 can be 1/2W carbon film resistors, and the resistors R3, R4, R5 and 6 can be 1/4W metal film resistors;
the capacitor C1 can be a polypropylene capacitor with the withstand voltage of 450V or more, the capacitor C2 can be an aluminum electrolytic capacitor with the withstand voltage of 16V, and the capacitor C3 can be a terylene or monolithic capacitor;
the driving relay can be a miniature relay with 12V coil voltage, and the contact capacity is determined according to the power of the controlled equipment (the construction steel component stamping device).
It is understood that the parameters and models of the above devices are only exemplary, and in practical applications, the models can be selected and the parameters can be set according to actual requirements.
In some embodiments, the clock oscillation circuit further comprises an indicator light VL1 and a resistor R7, wherein the anode of the indicator light VL1 is connected with the pin 16 of the frequency-dividing chip U1, the cathode of the indicator light VL1 is connected with one end of the resistor R7, and the other end of the resistor R7 is grounded. The indicator lamp VL1 functions as an operation indicator lamp. The indicator light VL1 is a common light emitting diode, and the resistor R7 is a 1/4W metal film resistor.
In some embodiments, the timing control circuit is connected with the second normally open contact KA2 of the driving relay and is connected with the power supply circuit so as to control the on-off of the power supply circuit in a timing mode.
In some embodiments, the timing control circuit comprises at least three monostable subcircuits, and the three monostable subcircuits are all connected with the power supply circuit to cycle the on-off of the timing control power supply circuit.
In some embodiments, as shown in fig. 4, the timing control circuit includes a voltage stabilizing chip U3, a single-stable chip U4, a single-stable chip U5, a single-stable chip U6, a power supply terminal V2, a diode VD6, a diode VD7, a diode VD8, a diode VD9, a diode VD10, a diode VD11, a diode VD12, a capacitor C12, a resistor R12, a triode VT4, a triode VT 12, a triode VT4, a normally open resistor RP 12, a potentiometer 12, a normally open resistor 12, a KA 4, a second relay KA 12, a third relay terminal V12, a diode VD12, a third relay terminal and a third relay terminal V12, the other end of the power supply end V2 is connected with the anode of the diode VD8 and the cathode of the diode VD9, and the cathode of the diode VD6 is connected with the cathode of the diode VD8, the anode of the capacitor C4 and the pin 1 of the voltage stabilizing chip U3;
the anode of the diode VD7 is connected to the anode of the diode VD9, the cathode of the capacitor C4, the pin 2 of the regulator chip U3, the cathode of the capacitor C5, one end of the capacitor C7, the pin 1 of the monostable chip U4, the cathode of the capacitor C8, the emitter of the transistor VT2, one end of the capacitor C10, the emitter of the transistor VT4, one end of the capacitor C11, the pin 1 of the monostable chip U5, the cathode of the capacitor C12, the emitter of the transistor VT3, the cathode of the capacitor C14, one end of the capacitor C15, the pin 1 of the monostable chip U6, and the cathode of the capacitor C16;
pin 3 of the voltage stabilizing chip U3 is connected to the positive electrode of the capacitor C5, one end of the resistor R8, pin 4 and pin 8 of the monostable chip U4, the first fixed end and the movable end of the potentiometer RP1, the negative electrode of the diode VD10, one end of the coil KB of the first relay, one end of the resistor R10, one end of the resistor R11, pin 8 of the monostable chip U5, the first fixed end and the movable end of the potentiometer RP2, the negative electrode of the diode VD11, one end of the coil KC of the second relay, one end of the resistor R13, one end of the resistor R14, pin 8 of the monostable chip U6, the first fixed end and the movable end of the potentiometer RP3, the negative electrode of the diode VD12, and one end of the coil KD of the third relay;
the other end of the resistor R8 is connected with a pin 2 of a monostable chip U4 and one end of a capacitor C6, the other end of the capacitor C6 is connected with a pin 3 of a monostable chip U6 and one end of a resistor R15, the other end of the capacitor C7 is connected with a pin 5 of a monostable chip U4, the second fixed end of a potentiometer RP1 is connected with the anode of the capacitor C8, a pin 6 and a pin 7 of a monostable chip U4, a pin 3 of a monostable chip U4 is connected with one end of a resistor R9 and one end of a capacitor C9, the other end of the capacitor C9 is connected with the other end of the resistor R10 and a pin VT2 of a monostable chip U5, the other end of the resistor R9 is connected with a base of a triode VT2, a collector of the triode 2 is connected with the anode of a diode VD10 and the other end of a coil KB 11, and the other end of the resistor R11 is connected with the other end of the capacitor C10 and a pin 4 of the monostable chip U5;
the other end of the capacitor C11 is connected with a pin 5 of a monostable chip U5, the second fixed end of the potentiometer RP2 is connected with the anode of the capacitor C12, a pin 6 and a pin 7 of the monostable chip U5, a pin 3 of the monostable chip U5 is connected with one end of a resistor R12 and one end of a capacitor C13, the other end of the capacitor C13 is connected with the other end of a resistor R13 and a pin 2 of the monostable chip U6, the other end of a resistor R12 is connected with the base of a triode VT3, the collector of the triode VT3 is connected with the anode of a diode VD11 and the other end of a coil KC, and the other end of the resistor R14 is connected with the anode of the capacitor C14 and a pin 4 of the monostable chip U6;
the other end of the capacitor C15 is connected with a pin 5 of a monostable chip U6, the second fixed end of the potentiometer RP3 is connected with the anode of the capacitor C16, a pin 6 and a pin 7 of a monostable chip U6, the other end of the resistor R15 is connected with the base of the triode VT4, and the collector of the triode VT4 is connected with the anode of the diode VD12 and the other end of the coil KD.
In conclusion, the on-off of the timing control circuit is controlled through the second normally open contact KA 2; the monostable chip U4, the monostable chip U5 and the monostable chip U6 respectively form a monostable sub circuit with the relevant devices which are respectively connected;
the normally open contact KB1 of the first relay, the normally open contact KC1 of the second relay and the normally open contact KD1 of the third relay can be connected with the first motor power supply circuit, the second motor power supply circuit and the third motor power supply circuit one by one respectively;
or the normally open contact KB1, the normally open contact KC1 and the normally open contact KD1 are respectively connected with the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit one by one;
or the normally open contacts KB1, KC1 and KD1 are all provided with a plurality of contacts and are respectively connected with the coiling motor power supply circuit, the first motor power supply circuit, the second motor power supply circuit, the third motor power supply circuit, the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit one by one;
or the first relay, the second relay and the third relay are respectively provided with a plurality of corresponding first normally open contacts KA1 which are respectively connected with the winding motor power supply circuit, the first motor power supply circuit, the second motor power supply circuit, the third motor power supply circuit, the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit one by one;
that is, the work of the winding motor power supply circuit, the first motor power supply circuit, the second motor power supply circuit, the third motor power supply circuit, the first hole punching main body power supply circuit, the second hole punching main body power supply circuit and the third hole punching main body power supply circuit can be controlled together or respectively, and the setting can be carried out according to the actual punching design requirements.
The control process is as follows:
the power supply is input through a power supply end V2, and voltage is stabilized through a voltage stabilizing circuit consisting of a voltage stabilizing chip U3, a diode VD6, a diode VD7, a diode VD8, a diode VD9, a capacitor C4 and a capacitor C5, and then stabilized voltage is provided for the circuit;
when the circuit is powered on, because the pin 4 at the reset end of the monostable chip U5 is connected with an automatic reset circuit formed by the resistor R11 and the capacitor C10, the monostable chip U5 automatically resets, the pin 3 of the monostable chip U5 outputs a low level, the triode VT3 is cut off, the coil KC loses power, and the normally-open contact KC1 is disconnected; because the reset end pin 4 of the monostable chip U6 is connected with an automatic reset circuit formed by a resistor R14 and a capacitor C14, the monostable chip U6 automatically resets, the pin 3 of the monostable chip U6 outputs a low level, the triode VT4 is cut off, the coil KD loses power, and the normally-open contact KD1 is disconnected;
when the circuit is powered on, a reset terminal pin 4 of the monostable chip U4 is connected to an output terminal of the voltage stabilizing circuit (a pin 3 of the voltage stabilizing chip U3) to obtain a stabilized voltage, the voltage on the capacitor C6 cannot suddenly change, a trigger terminal pin 2 of the monostable chip U4 obtains a voltage, the monostable chip U4 enters a transient state, a pin 3 of the monostable chip U4 outputs a high level, the triode VT2 is conducted, the coil KB is powered on, the normally-open contact KB1 is closed, and a corresponding power supply circuit is powered on. Meanwhile, the regulated voltage is charged to the capacitor C8 through the potentiometer RP1, when the voltage on the capacitor C8 is increased to two thirds of the regulated voltage, the monostable chip U4 finishes the transient steady state, the pin 3 of the monostable chip U4 outputs low level, the triode VT2 is cut off, the coil KB is de-energized, the normally open contact KB1 is disconnected, and the corresponding power supply circuit is disconnected. The on-time of the corresponding power supply circuit can be changed by adjusting the parameters of the potentiometer RP1 and the capacitor C8.
At the moment that the pin 3 of the monostable chip U4 outputs a low level, a differential circuit formed by a capacitor C9 and a resistor R10 can generate a negative spike pulse at the trigger end pin 2 of the monostable chip U5, the monostable chip U5 enters a temporary steady state, the pin 3 of the monostable chip U5 outputs a high level, the triode VT3 is conducted, the coil KC is electrified, the normally-open contact KC1 is closed, and a corresponding power supply circuit is connected. Meanwhile, the stabilized voltage is charged to the capacitor C12 through the potentiometer RP2, when the voltage on the capacitor C12 is increased to two thirds of the stabilized voltage, the monostable chip U4 finishes the transient steady state, the pin 3 of the monostable chip U5 outputs a low level, the triode VT3 is cut off, the coil KC loses power, the normally open contact KC1 is disconnected, and the corresponding power supply circuit is disconnected. The on-time of the corresponding power supply circuit can be changed by adjusting the parameters of the potentiometer RP2 and the capacitor C12.
At the moment that the pin 3 of the monostable chip U5 outputs a low level, a differential circuit formed by a capacitor C13 and a resistor R13 can generate a negative spike pulse at the trigger end pin 2 of the monostable chip U6, the monostable chip U6 enters a temporary steady state, the pin 3 of the monostable chip U6 outputs a high level, the triode VT4 is conducted, the coil KD is electrified, the normally-open contact KD1 is closed, and a corresponding power supply circuit is connected. Meanwhile, the stabilized voltage is charged to the capacitor C16 through the potentiometer RP3, when the voltage on the capacitor C16 is increased to two thirds of the stabilized voltage, the monostable chip U6 finishes the transient steady state, the pin 3 of the monostable chip U6 outputs a low level, the triode VT4 is cut off, the coil KD loses the power, the normally-open contact KD1 is disconnected, and the corresponding power supply circuit is disconnected. The on-time of the corresponding power supply circuit can be changed by adjusting the parameters of the potentiometer RP3 and the capacitor C16.
At the moment that the pin 3 of the monostable chip U6 outputs a low level, a differential circuit formed by the capacitor C6 and the resistor R8 generates a negative spike at the trigger end pin 2 of the monostable chip U4, and the monostable chip U4 enters a transient steady state, so that the cycle timing control is realized by sequentially cycling.
The type selection references are as follows:
MC7806 can be selected as the voltage stabilization chip U3; LM555 can be selected as the monostable chip U4, the monostable chip U5 and the monostable chip U6. It is understood that the parameters and models of the above devices are only exemplary, and in practical applications, the models can be selected and the parameters can be set according to actual requirements.
In a specific embodiment, as shown in fig. 5, 6, 7 and 8, the power supply circuit includes a power source P1 and a device J1, the power source P1, a first normally open contact KA1 and the device J1 are sequentially connected in series to form a loop, and/or the power source P1, the normally open contact KB1 and the device J1 are sequentially connected in series to form a loop, and/or the power source P1, the normally open contact KC1 and the device J1 are sequentially connected in series to form a loop, and/or the power source P1, the normally open KD contact 1 and the device J1 are sequentially connected in series to form a loop.
The device J1 can be one or a combination of a winding motor, a first motor, a second motor, a third motor, a first hole punching main body 301, a second hole punching main body 302 and a third hole punching main body 303, and can be selected for use according to actual requirements; that is, the winding motor, the first motor, the second motor, the third motor, the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 can be controlled to respectively work for multiple times in one cycle period of the clock oscillation circuit through the clock oscillation circuit, the triode switch circuit and the timing control circuit; the first hole punching body 301, the second hole punching body 302, and the third hole punching body 303 may be operated in order within one cycle period of the timing control circuit; the winding motor, the first motor, the second motor, the third motor, the first hole punching main body 301, the second hole punching main body 302 and the third hole punching main body 303 can be controlled to work circularly according to the punching design requirements through the matching of the plurality of clock oscillation circuits, the plurality of triode switch circuits and the plurality of timing control circuits, and the more complex punching design can be adapted; the key point of the embodiment can be simply understood as that the clock oscillation circuit and the triode switch circuit form a large-cycle timing working period, the timing control circuit forms a small-cycle timing working period, one or more small-cycle timing working periods can exist in one large-cycle timing working period, and the punching processing requirement of increasingly complex constructional steel components can be well met, so that the processing efficiency and the processing quality are improved.
In summary, a plurality of specific embodiments of the present invention are disclosed, and under the circumstance that there is no contradiction, the embodiments can be freely combined to form a new embodiment, that is, the embodiments belonging to the alternative scheme can be freely replaced, but cannot be combined with each other; the embodiments which are not alternatives can be combined with each other, and these new embodiments are also the essence of the present invention.
The above embodiments describe a plurality of specific embodiments of the present invention, but it should be understood by those skilled in the art that various changes or modifications may be made to these embodiments without departing from the principle and spirit of the present invention, and these changes and modifications fall within the scope of the present invention.

Claims (10)

1. A construction steel member stamping device, characterized by comprising:
the steel unwinding frame is provided with a winding wheel provided with a winding motor so as to wind steel;
the guide cylinder is arranged on one side of the steel unwinding frame to convey and guide the steel;
the first roller shaft group, the second roller shaft group and the third roller shaft group are sequentially arranged away from the guide cylinder and are respectively provided with an independent motor for clamping and conveying steel;
a punching body having a first hole punching body, a second hole punching body, and a third hole punching body arranged in parallel in a steel traveling direction;
wherein the punching types of the first hole punching main body, the second hole punching main body and the third hole punching main body are all different.
2. The structural steel member stamping device according to claim 1, wherein the guide cylinder is a cylindrical structure with two open ends, the large end faces the winding wheel, the small end faces the first roller shaft group, and the diameter of the small end of the guide cylinder is equal to the center distance between two first roller shafts in the first roller shaft group.
3. A structural steel member stamping device according to claim 2, wherein the intermediate to small end portion of the guide cylinder is a bottleneck structure and transitions evenly in an arc.
4. The structural steel member stamping device according to claim 1, wherein the first roller set, the second roller set and the third roller set each have a gap for passing a steel material, and the gaps of the three are located on the same horizontal straight line.
5. The stamping device for the constructional steel member as recited in claim 1, wherein shaping roller sets are arranged between the first roller set and the second roller set and between the second roller set and the third roller set, each shaping roller set comprises two symmetrically arranged rollers, and the two rollers are respectively positioned at two sides of the steel material so as to limit the direction of the steel material entering the first hole stamping main body.
6. A control device of a construction steel member press device, comprising:
the clock oscillation circuit is connected with the triode switch circuit to control the on-off of the triode switch circuit in a timing mode;
the driving relay is connected with the triode switch circuit;
the power supply circuit of the stamping device for the constructional steel member as set forth in any one of claims 1 to 5 is connected with a first normally open contact KA1 of the driving relay to be controlled to be switched on and off by the first normally open contact KA 1.
7. The control device of the stamping device for the construction steel member according to claim 6, wherein the clock oscillation circuit comprises a power supply end V1, a capacitor C1, a capacitor C2, a capacitor C3, a frequency division chip U1, a bridge chip U2, a diode VD1, a diode VD3, a diode VD4, a diode VD5, a resistor R1, a resistor R2, a resistor R4, a resistor R5 and a resistor R6, one end of the capacitor C1 connected in parallel with the resistor R1 is connected with one end of the power supply end V1, the other end of the capacitor C1 connected in parallel with the resistor R1 is connected with one end of the AC end of the bridge chip U1, the other end of the AC end of the bridge chip U1 is connected with the other end of the power supply end V1, the cathode of the bridge chip U1 is connected with the anode of the diode VD1 and the one end of the resistor R1, the other end of the resistor R2 is connected to one end of the resistor R4, the voltage end of the triode switch circuit, the anode of the capacitor C2 and the pin 16 of the frequency-dividing chip U1, the pin 11 of the frequency-dividing chip U1 is connected to one end of the resistor R5, the cathode of the capacitor C2 is grounded, the other end of the resistor R5 is connected to one end of the capacitor C3 and one end of the resistor R6, the other end of the capacitor C3 is connected to the pin 9 of the frequency-dividing chip U1, the other end of the resistor R6 is connected to the pin 10 of the frequency-dividing chip U1, the other end of the resistor R4 is connected to the anode of the diode VD3, the anode of the diode VD4 and the anode of the diode VD5, the cathode of the diode VD3 is connected to the pin 15 of the frequency-dividing chip U1, the cathode of the diode VD5 is connected to the pin 12 of the frequency-dividing chip U1, and the cathodes of the diodes VD4 are connected with the pin 3 of the frequency division chip U1 and the signal end of the triode switch circuit.
8. The control device of the construction steel member stamping device according to claim 7, characterized in that the triode switch circuit comprises a triode VT1, a diode VD2 and a resistor R3, one end of the resistor R3 is connected with the cathode of the diode VD4 and a pin 3 of the frequency dividing chip U1, the other end of the resistor R3 is connected with the base of the triode VT1, the emitter of the triode VT1 is grounded, the collector of the triode VT1 is connected with the anode of the diode VD2 and one end of the coil KA of the driving relay, and the cathode of the diode VD2 is connected with the other end of the resistor R2 and the other end of the coil KA.
9. The control device of the construction steel member stamping device according to claim 6, wherein a timing control circuit is connected to the second normally open contact KA2 of the driving relay, and the timing control circuit is connected with the power supply circuit to control on and off of the power supply circuit in a timing manner.
10. The control device of a construction steel member stamping device according to claim 9, wherein the timing control circuit includes at least three monostable subcircuits connected with the power supply circuit to cycle the timing control of the on/off of the power supply circuit.
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