CN203933426U - A kind of straight-bar machines - Google Patents
A kind of straight-bar machines Download PDFInfo
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- CN203933426U CN203933426U CN201420320271.0U CN201420320271U CN203933426U CN 203933426 U CN203933426 U CN 203933426U CN 201420320271 U CN201420320271 U CN 201420320271U CN 203933426 U CN203933426 U CN 203933426U
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Abstract
The utility model provides a kind of straight-bar machines.This straight-bar machines comprises first circuit board and the second circuit board of distributed setting, wherein on first circuit board, be provided with AC/DC change-over circuit, AC/DC change-over circuit converts the alternating voltage of reception to first direct voltage, first circuit board and second circuit board are respectively arranged with DC/DC change-over circuit, the first direct voltage is supplied to respectively the DC/DC change-over circuit on first circuit board and second circuit board, and converts the second required separately direct voltage to by DC/DC change-over circuit.By with upper type, the utility model can be avoided power supply assembly is additionally set, and greatly reduces the complexity of supply line.
Description
Technical field
The utility model relates to flat knitting field, particularly relates to a kind of straight-bar machines.
Background technology
Straight-bar machines is a kind of textile machine, is equivalent to substitute artificial weaving with machinery, can reduce widely labor cost.The straight-bar machines of prior art is realized power supply by power supply assembly is set between transformer and AC/DC change-over circuit, and because the cost of power supply assembly is high, line design complexity, therefore increases the cost of straight-bar machines.Meanwhile, power supply assembly need to be done to the various direct voltages that convert to and be supplied on different circuit boards by no supply line, cause supply line too complicated, easily occur power supply trouble.In the time there is power supply trouble, be not easy to check.
Utility model content
The utility model embodiment provides a kind of straight-bar machines, to avoid that power supply assembly is additionally set, greatly reduces the complexity of supply line.
The utility model provides a kind of straight-bar machines, it comprises first circuit board and the second circuit board of distributed setting, wherein on first circuit board, be provided with AC/DC change-over circuit, AC/DC change-over circuit converts the alternating voltage of reception to first direct voltage, first circuit board and second circuit board are respectively arranged with DC/DC change-over circuit, the first direct voltage is supplied to respectively the DC/DC change-over circuit on first circuit board and second circuit board, and converts the second required separately direct voltage to by DC/DC change-over circuit; Wherein, first circuit board is secondary host circuit board, and second circuit board comprises head circuit board, demonstration/function circuit plate and plays at least one in end circuit board; Straight-bar machines further comprises by secondary host chip, head control chip or plays at least two performance elements that end control chip is controlled.
Wherein, head circuit board is arranged on head and is provided with head control chip, demonstration/function circuit plate is arranged at demonstration/operating case and is provided with demonstration/operating case main control chip, playing end circuit board is arranged on distribution board and has been provided with end control chip, secondary host circuit board is arranged on distribution board and is provided with secondary host chip, the executable operations instruction of demonstration/operating case main control chip and parameters, data acquisition process, pattern data is resolved process, show control process, based on operational order and parameters, with flower type resolution data treatment progress and with the interprocess communication of secondary host chip, secondary host chip is carried out floor data and is gathered process, the treatment progress of the first communication data based on floor data to demonstration/operating case main control chip and with demonstration/operating case main control chip, the interprocess communication of head control chip and an end control chip, head control chip and an end control chip are carried out the interprocess communication with secondary host chip, floor data gathers process, the treatment progress of the second communication data based on floor data to secondary host chip and with the interprocess communication of performance element.
Wherein, secondary host circuit board is further provided with power-fail detection circuit, secondary host chip judge the whether power down of alternating voltage of AC/DC change-over circuit reception according to the detection signal of power-fail detection circuit, and judging the electric weight executing data preservation action that utilizes the filter capacitor on AC/DC change-over circuit to preserve after power down, wherein the electric weight consuming of the data of secondary host chip preservation action is less than the electric weight that filter capacitor is preserved.
Wherein, secondary host chip further sends data after power down and holds instruction to demonstrations/operating case main control chip, head control chip and an end control chip judging, demonstration/operating case main control chip, head control chip and an end control chip, utilize the electric weight executing data that filter capacitor is preserved to preserve action, wherein the electric weight consuming of the data preservation action of host chip, demonstration/operating case main control chip, head control chip and an end control chip is less than the electric weight that filter capacitor is preserved.
Wherein, secondary host chip, head control chip or an end control chip receive control command, and resolve control command and whether perform an action for controlling at least two performance elements simultaneously, if control command performs an action for controlling at least two performance elements simultaneously, control the time of implementation of the action of at least two performance elements and stagger each other.
Wherein, at least two performance elements performance element at least two performance elements executes after action, another performance element just performs an action, or the movement decomposition of at least one performance element at least two performance elements is become to multiple son actions, certain free time of interval between son action, and then at least one performance element is carried out two free times between corresponding son action, another performance element is carried out corresponding action or son action.
Wherein, power-fail detection circuit comprises zero cross detection circuit, for the alternating voltage that inputs to straight-bar machines is carried out to zero passage detection, and exports zero passage detection signal; Secondary host chip is connected with zero cross detection circuit, and judges whether to receive in the given time zero passage detection signal, if do not receive in the given time zero passage detection signal, judges that alternating voltage is in power-down state.
Wherein, zero cross detection circuit comprises bridge rectifier and light isolation device, alternating voltage inputs to the input of bridge rectifier, and carry out bridge rectifier, the output output dc voltage of bridge rectifier, the input of light isolation device connects the output of bridge rectifier, and produces zero passage detection signal according to the threshold values that direct voltage exceedes the conducting of light lotus root light-emitting component.
Pass through such scheme, the beneficial effects of the utility model are: the utility model is by being provided with AC/DC change-over circuit on first circuit board, first circuit board and second circuit board are respectively arranged with DC/DC change-over circuit, AC/DC change-over circuit converts the alternating voltage of reception to first direct voltage, first circuit board and second circuit board are respectively arranged with DC/DC change-over circuit, the first direct voltage is supplied to respectively the DC/DC change-over circuit on first circuit board and second circuit board, and convert the second required separately direct voltage to by DC/DC change-over circuit, can avoid additionally arranging power supply assembly, greatly reduce the complexity of supply line.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Wherein:
Fig. 1 is the structural representation of the straight-bar machines of the utility model the first embodiment;
Fig. 2 is the circuit diagram of power-fail detection circuit in Fig. 1;
Fig. 3 is the circuit diagram of the zero cross detection circuit of power-fail detection circuit in Fig. 1;
Fig. 4 is the structural representation of AC/DC change-over circuit in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under performing creative labour prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 1 is the structural representation of the straight-bar machines of the utility model the first embodiment.As shown in Figure 1, the straight-bar machines 10 that the present embodiment discloses comprises: distribution board 12, demonstration/operating case 13 and head 14.
In the present embodiment, distribution board 12 is provided with secondary host circuit board 121 and plays end circuit board 122, and secondary host circuit board 121 is provided with the components and parts such as AC/DC change-over circuit 123, DC/DC change-over circuit 124, secondary host chip 125 and power-fail detection circuit 126.Playing end circuit board 122 is provided with DC/DC change-over circuit 130 and plays the components and parts such as end control chip 131.
Wherein, the input of power-fail detection circuit 126 is connected with the input of AC/DC change-over circuit 123, for the alternating voltage that inputs to straight-bar machines 10 is carried out to detection of power loss; The output of power-fail detection circuit 126 is connected with secondary host chip 125.Play end control chip 131 and realize for controlling straight-bar machines 10 end technology that automatically rises.
In the present embodiment, demonstration/operating case 13 is for realizing operation display interface and operation control.Demonstration/operating case 13 is provided with demonstration/function circuit plate 132, and demonstration/function circuit plate 132 is provided with the components and parts such as DC/DC change-over circuit 133 and demonstration/operating case main control chip 134.Demonstration/operating case 13 is also provided with a base plate 135, and touching display screen 136 components and parts such as grade are set on base plate 135, and touching display screen 136 is for realizing operation display interface and operation control.Touching display screen 136 is connected with DC/DC change-over circuit 133 and demonstration/operating case main control chip 134 respectively, so that touching display screen 136 is realized real-time, interactive with demonstration/operating case main control chip 134.In the time changing touching display screen 136, user only needs corresponding replacing base plate 135, can avoid changing demonstration/operating case main control chip 134, to reduce costs.
In the present embodiment, head 14 is provided with head circuit board 141, and head circuit board 141 is provided with the components and parts such as DC/DC change-over circuit 142, head control chip 143 and memory 144.Wherein, head control chip 143 is connected with memory 144, to obtain power threshold from memory 144.
Wherein, straight-bar machines 10 also comprises at least two performance elements 15 that are connected with head control chip 143.Secondary host chip 125 receives control command from demonstration/operating case main control chip 134, and head control chip 143 receives control command from secondary host chip 125, and performs an action according at least two performance elements of control command control 15.In other embodiments, those of ordinary skill in the art can or play at least two performance elements 15 that end control chip 131 connects by secondary host chip 125 completely, to perform an action according at least two performance elements of control command control 15.
In the present embodiment, demonstration/operating case main control chip 134 executable operations instruction and parameters, data acquisition process, pattern data resolve process, show control process, colored type resolution data treatment progress based on described operational order and parameters and with the interprocess communication of secondary host chip 125; Secondary host chip 125 is carried out floor data and is gathered the treatment progress of process, the first communication data based on floor data to demonstrations/operating case main control chip 134 and the interprocess communication with demonstration/operating case main control chip 134, head control chip 143 and an end control chip 131; Head control chip 143 and play end control chip 131 and carry out with interprocess communication, the floor data of secondary host chip 125 and gather the treatment progress of process, the second communication data based on floor data to secondary host chip 125 and the interprocess communication with performance element 15.
The straight-bar machines 10 disclosing based on the first embodiment, the utility model provides the scheme of the integrated AC/DC change-over circuit of a kind of master board.Wherein, straight-bar machines 10 comprises first circuit board and the second circuit board of distributed setting, and first circuit board is secondary host circuit board 121, and second circuit board has been at least one in end circuit board 122, head circuit board 141 and demonstration/function circuit plate 132.Second circuit board has been preferably end circuit board 122, head circuit board 141 and demonstration/function circuit plate 132.
Wherein, be provided with AC/DC change-over circuit 123 on first circuit board, secondary host circuit board 121 is provided with AC/DC change-over circuit 123.AC/DC change-over circuit 123 is converted to the first direct voltage for 220V alternating current.
Wherein, first circuit board and second circuit board are respectively arranged with DC/DC change-over circuit, that is: secondary host circuit board 121 is provided with DC/DC change-over circuit 124, play end circuit board 122 and be provided with DC/DC change-over circuit 130, demonstration/function circuit plate 132 is provided with DC/DC change-over circuit 133, and head circuit board 141 is provided with DC/DC change-over circuit 142.
Wherein, the first direct voltage is supplied to respectively the DC/DC change-over circuit on first circuit board and second circuit board, and converts the second required separately direct voltage to by DC/DC change-over circuit.That is: DC/DC change-over circuit 124 is connected with AC/DC change-over circuit 123, secondary host chip 125 and power-fail detection circuit 126 respectively, and the first direct voltage that AC/DC change-over circuit 123 is exported changes into the second direct voltage needing, to power to the various components and parts on secondary host chip 125, power-fail detection circuit 126 and secondary host circuit board 121 respectively.DC/DC change-over circuit 130 is connected with AC/DC change-over circuit 123 and an end control chip 131 respectively, and the first direct voltage that AC/DC change-over circuit 123 is exported changes into the second direct voltage needing, to power to the various components and parts that play end control chip 131 and rise on end circuit board 122 respectively.DC/DC change-over circuit 133 is connected with AC/DC change-over circuit 123, demonstration/operating case main control chip 134 and touching display screen 136 respectively, and the first direct voltage that AC/DC change-over circuit 123 is exported change into need the second direct voltage, to power to the various components and parts of demonstration/operating case main control chip 134, touching display screen 136 and demonstration/operating case 13 respectively.DC/DC change-over circuit 142 is connected with AC/DC change-over circuit 123 and head control chip 143 respectively, and the first direct voltage that AC/DC change-over circuit 123 is exported changes into the second direct voltage needing, to power to the various components and parts on head control chip 143 and head circuit board 141 respectively.
Wherein, the first direct voltage is 24V direct voltage, and the second direct voltage can be the combination in any of the voltages such as 12V, 5V, 3.3V.
The utility model is provided with AC/DC change-over circuit 123 and DC/DC change-over circuit 124 by secondary host circuit board 121, play end circuit board 122 and be provided with DC/DC change-over circuit 130, demonstration/function circuit plate 132 is provided with DC/DC change-over circuit 133, head circuit board 141 is provided with DC/DC change-over circuit 142, to realize branch's formula power supply.In addition, power by power supply assembly with respect to the straight-bar machines of prior art, save power supply assembly, greatly reduce the complexity of supply line, and reduce costs.
The straight-bar machines 10 disclosing based on the first embodiment, the utility model also provides a kind of scheme of detection of power loss.Wherein, power-fail detection circuit 126 comprises zero cross detection circuit, and zero cross detection circuit is used for the alternating voltage that inputs to straight-bar machines 10 to carry out zero passage detection, and exports zero passage detection signal.Controller is connected with zero cross detection circuit, and controller is preferably secondary host chip 125.
Secondary host chip 125 judges whether to receive within the predetermined time zero passage detection signal, if do not receive within the predetermined time zero passage detection signal, secondary host chip 125 judges that alternating voltage is in power-down state.
As shown in Figure 2, zero cross detection circuit comprises bridge rectifier 127 and light isolation device U1, the input of bridge rectifier 127 is connected with the input of AC/DC change-over circuit 123, the alternating voltage of straight-bar machines 10 inputs to the input of bridge rectifier 127, and carry out bridge rectifier, the output output dc voltage of bridge rectifier 127; The input of light isolation device U1 connects the output of bridge rectifier 127, and produces zero passage detection signal according to the threshold values that direct voltage exceedes the conducting of light lotus root light-emitting component.
Wherein, bridge rectifier 127 comprises the first diode D1, the second diode D2, the 3rd diode D3 and the 4th diode D4, the negative electrode of the first diode D1 connects the anode of the second diode D2, the negative electrode of the second diode D2 connects the negative electrode of the 3rd diode D3, the negative electrode of the anodic bonding of the 3rd diode D3 the 4th diode D4, the anode of anodic bonding the first diode D1 of the 4th diode D4, the first supply line of alternating voltage is connected between the negative electrode of the first diode D1 and the anode of the second diode D2, the second supply line of alternating voltage is connected between the anode of described the 3rd diode D3 and the negative electrode of described the 4th diode D4.Light isolation device U1 comprises light-emitting component D5, photo detector 128, capacitor C and resistance R, the first end of light-emitting component D5 connects between the negative electrode of the second diode D2 and the negative electrode of the 3rd diode D3, the second end of light-emitting component D5 connects between the anode of the 4th diode D4 and the anode of the first diode D1, the first end ground connection of photo detector 128, the second end output zero passage detection signal of photo detector 128.The first end of capacitor C connects the second end of photo detector 128, the second end ground connection of capacitor C, and the first end of resistance R connects the second end of photo detector 128, and the second end of resistance R connects reference voltage, and reference voltage is to be obtained through AC/DC conversion by alternating voltage.
Alternatively, power-fail detection circuit 126 also comprises voltage detecting circuit 129, and voltage detecting circuit 129 is for detection of the mean value of alternating voltage, and output detections voltage.Secondary host chip 125 is connected with voltage detecting circuit 129, and detection voltage and voltage threshold are compared, and in the time that detection voltage is less than voltage threshold, secondary host chip 125 judges that alternating voltage is in power-down state.
Wherein, voltage detecting circuit 129 comprises inductance L, resistance R 1, resistance R 2, resistance R 3, capacitor C 1 and capacitor C 2, the first end of inductance L connects the supply line of alternating voltage, the first end of the second end contact resistance R1 of inductance L, the first end of the first end of resistance R 2 and capacitor C 1 is connected between the second end of inductance L and the first end of resistance R 1, the equal ground connection of the second end of the second end of capacitor C 1 and resistance R 2, the first end of resistance R 3 connects reference voltage, the second end of resistance R 3 is connected in the second end of resistance R 1, the first end of capacitor C 2 is connected between the second end of resistance R 3 and the second end of resistance R 1, the second end ground connection of capacitor C 2, the second end of resistance R 3, the Voltage-output of the common node of the second end of resistance R 1 and the first end of capacitor C 2 is for detecting voltage.
The straight-bar machines 10 that the utility model discloses is by arranging zero cross detection circuit and voltage detecting circuit 129, to judge that whether alternating voltage is in power-down state, and whether alternating voltage is fed back to secondary host chip 125 in power-down state, can realize in time and rapidly detection of power loss, and then can in the time there is power down phenomenon, take corresponding measure, the loss of avoiding power down to cause.
In addition, utilization zero cross detection circuit 50 as shown in Figure 3 replaces the zero cross detection circuit of power detection circuit 126.Wherein, zero cross detection circuit 50 comprises bridge rectifier 51, comparator 52, buffer circuit 53, the first bleeder circuit 55 and the second bleeder circuit 56.Wherein, bridge rectifier 51 is identical with above-mentioned bridge rectifier 127, and bridge rectifier 51 is for alternating voltage is carried out to bridge rectifier, and alternating voltage is converted to direct voltage; Comparator 52 is for comparing the direct voltage after bridge rectifier and reference voltage; Buffer circuit 53 produces zero passage detection signal according to the comparative result of comparator 52.Direct voltage after bridge rectifier inputs to the first input end of comparator 52 after the first bleeder circuit 55 dividing potential drops, reference voltage inputs to the second input of comparator 52 after the second bleeder circuit 56 dividing potential drops, the first bleeder circuit 55 is connected altogether with the second bleeder circuit 56, the first input end of comparator 52 is negative input end, and the second input of comparator 52 is positive input terminal.Reference voltage is to be obtained through AC/DC conversion by alternating voltage.
Wherein, buffer circuit 53 comprises light isolation device 58, resistance R 2, resistance R 3, resistance R 4 and capacitor C 3.The positive pole of the light emitting source 59 of light isolation device 58 and negative pole are connected to respectively the output of comparator 52 through resistance R 2 and resistance R 3, reference voltage further inputs between the positive pole and resistance R 2 of light emitting source 59, so that light emitting source 59 carries out selectivity according to the comparative result of comparator 52 is luminous, the first end of the light-receiving end 510 of light isolation device 58 connects operating voltage, zero passage detection signal is through the second end output of light-receiving end 510, and the second end of light-receiving end 510 also passes through resistance R 4 and capacitor C 3 ground connection.The resistance of resistance R 2 is greater than the resistance of resistance R 1, is contrary to make the waveform that waveform that buffer circuit 53 is exported is exported with comparator 52.
The testing circuit of zero cross detection circuit 50 has higher precision with respect to zero cross detection circuit before.
The straight-bar machines 10 disclosing based on the first embodiment, the utility model also provides a kind of power down continual scheme.As shown in Figure 4, AC/DC change-over circuit 123 comprises rectification circuit 71 and filter capacitor 72, rectification circuit 71 is rectified into the first direct voltage for the alternating voltage that AC/DC change-over circuit 123 is received, and filter capacitor 72 is for carrying out filtering to the first direct voltage.The first controller judges the whether power down of alternating voltage that AC/DC change-over circuit 123 receives according to the detection signal of power-fail detection circuit 126, judging the electric weight executing data preservation action that after power down, the first controller utilizes filter capacitor 72 to preserve, wherein the electric weight consuming of the data of the first controller preservation action is less than the electric weight that filter capacitor 72 electric capacity keep.
The first controller sends data after power down and holds instruction to second controller judging, second controller utilizes the electric weight executing data that filter capacitor 72 is preserved to preserve action, and the electric weight consuming that the data of the first controller and second controller are preserved action is less than the electric weight that filter capacitor 72 is preserved.
Wherein, the first controller is secondary host chip 125, and second controller comprises head control chip 143, demonstration/operating case main control chip 134 and plays at least one in end control chip 131.Second controller is preferably head control chip 143, demonstration/operating case main control chip 134 and plays end control chip 131.
With respect to the straight-bar machines of prior art, by large electric capacity is set, to realize power down uninterrupted, the electric weight executing data that the straight-bar machines 10 that the utility model discloses is preserved by the filter capacitor 72 of AC/DC change-over circuit 123 is preserved action, avoid large electric capacity is additionally set, reduce costs.
The straight-bar machines 10 disclosing based on the first embodiment, the utility model also provides a kind of scheme of power division.Wherein, controller receives control command, and whether resolve control command for controlling 15 execution works simultaneously of at least two performance elements, if control command performs an action for controlling at least two performance elements 15 simultaneously, the time of implementation of the action of at least two performance elements of controller control 15 staggers each other.Controller is preferably head control chip 143, and head control chip 143 receives control command from secondary host chip 125.
Wherein, at least two performance element 15 execution works simultaneously represent that the time of implementation of the action of at least two performance elements 15 partly overlaps.The time of implementation that head control chip 143 is controlled the action of at least two performance elements 15 staggers each other and represents that head control chip 143 controls the time of implementation part of the action of at least two performance elements 15 and stagger.Head control chip 143 is controlled the time of implementation of the action of at least two performance elements 15 and is staggered each other and can also execute after action by a performance element at least two performance elements 15, and another one performance element just starts to perform an action.For example, execute after action at performance element 151, performance element 152 just starts to perform an action, and the priority of performance element 151 is higher than the priority of performance element 152.
Alternatively, head control chip 143 produces the execution instruction of action that corresponds respectively at least two performance elements 15 according to control command, and staggers each other by the time of implementation that the transmitting time that instruction is carried out in control is controlled the action of at least two performance elements 15.
Alternatively, the movement decomposition of at least one performance element at least two performance elements 15 is become multiple son actions by head control chip 143, certain free time of interval between son action, and then at least one performance element 15 is carried out two free times between corresponding son action, another performance element is carried out corresponding action or son action.For example head control chip 143 is multiple son actions by the movement decomposition of performance element 151, carries out two free times between son action at performance element 151, and performance element 152 performs an action.
At head control chip 143, the movement decomposition of at least two performance elements 15 is become to multiple son actions, certain free time of interval between son action, and then at least one performance element 15 is carried out two free times between corresponding son action, another performance element is carried out corresponding son action.For example the action of performance element 151 and performance element 152 is all decomposed into multiple son actions by head control chip 143, carries out two free times between son action at performance element 151, and performance element 152 is carried out son action.
In addition, head control chip 143 obtains power threshold from memory 144.Head control chip 143 is being resolved to control command for control after at least two performance elements 15 move simultaneously, actual power and power threshold when at least two performance elements 15 are moved simultaneously compare, if actual power is greater than power threshold, head control chip 143 staggers the time of implementation of the action of at least two performance elements 15 each other, if actual power is less than or equal to power threshold, head control chip 143 is controlled at least two performance elements 15 and is performed an action simultaneously.
Preferably, performance element 15 is for being arranged on the combination of a kind of of yarn mouth electromagnet, slide cam selector, degree order motor and triangle motor on head 14 or at least two kinds.In addition, performance element 15 can also be for being arranged on the combination of a kind of of yarn mouth electromagnet, slide cam selector, degree order motor and triangle electromagnet on head 14 or at least two kinds.
Move simultaneously and cause power excessive with respect to the performance element of the straight-bar machines of prior art, the straight-bar machines 10 that the utility model discloses staggered each other by the time of implementation of the action of at least two performance elements of controller control 15, and then actual power while avoiding at least two performance elements 15 to move is greater than power threshold simultaneously, prevent from causing overload.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a straight-bar machines, it is characterized in that, described straight-bar machines comprises first circuit board and the second circuit board of distributed setting, on wherein said first circuit board, be provided with AC/DC change-over circuit, described AC/DC change-over circuit converts the alternating voltage of reception to first direct voltage, described first circuit board and described second circuit board are respectively arranged with DC/DC change-over circuit, described the first direct voltage is supplied to respectively the described DC/DC change-over circuit on described first circuit board and described second circuit board, and convert the second required separately direct voltage to by described DC/DC change-over circuit,
Wherein, described first circuit board is secondary host circuit board, and described second circuit board comprises head circuit board, demonstration/function circuit plate and plays at least one in end circuit board;
Described straight-bar machines further comprises at least two performance elements being controlled by control chip at the bottom of described secondary host chip, described head control chip or described.
2. straight-bar machines according to claim 1, it is characterized in that, described head circuit board is arranged on head and is provided with head control chip, described demonstration/function circuit plate is arranged at demonstration/operating case and is provided with demonstration/operating case main control chip, at the bottom of described, circuit board is arranged on distribution board and has been provided with end control chip, described secondary host circuit board is arranged on described distribution board and is provided with secondary host chip, the executable operations instruction of described demonstration/operating case main control chip and parameters, data acquisition process, pattern data is resolved process, show control process, colored type resolution data treatment progress based on described operational order and parameters and with the interprocess communication of described secondary host chip, described secondary host chip is carried out floor data and is gathered process, the treatment progress of the first communication data based on described floor data to described demonstration/operating case main control chip and with described demonstration/operating case main control chip, the interprocess communication of control chip at the bottom of described head control chip and described, at the bottom of described head control chip and described, control chip is carried out and the interprocess communication of described secondary host chip, floor data gathers process, the treatment progress of the second communication data based on described floor data to described secondary host chip and with the interprocess communication of performance element.
3. straight-bar machines according to claim 2, it is characterized in that, described secondary host circuit board is further provided with power-fail detection circuit, described secondary host chip judges the whether power down of alternating voltage that described AC/DC change-over circuit receives according to the detection signal of described power-fail detection circuit, and judging the electric weight executing data preservation action that utilizes the filter capacitor on described AC/DC change-over circuit to preserve after power down, the electric weight consuming that the data of wherein said secondary host chip are preserved action is less than the electric weight that described filter capacitor is preserved.
4. straight-bar machines according to claim 3, it is characterized in that, described secondary host chip further sends data after power down and holds instruction to described demonstration/operating case main control chip judging, control chip at the bottom of described head control chip and described, described demonstration/operating case main control chip, control chip at the bottom of described head control chip and described, utilize the electric weight executing data that described filter capacitor is preserved to preserve action, wherein said institute host chip, described demonstration/operating case main control chip, the electric weight consuming that at the bottom of described head control chip and described, the data of control chip are preserved action is less than the electric weight that described filter capacitor is preserved.
5. straight-bar machines according to claim 2, it is characterized in that, at the bottom of described secondary host chip, described head control chip or described, control chip receives control command, and resolve described control command and whether perform an action at least two performance elements described in controlling simultaneously, if at least two performance elements perform an action described in described control command is used for controlling simultaneously, described in controlling, the time of implementation of the action of at least two performance elements staggers each other.
6. straight-bar machines according to claim 5, it is characterized in that, the performance element of described at least two performance elements in described at least two performance elements executes after action, another performance element just performs an action, or the movement decomposition of at least one performance element in described at least two performance elements is become to multiple son actions, certain free time of interval between described son action, and then in described at least one performance element is carried out two free times between corresponding son action, another performance element is carried out corresponding action or son action.
7. straight-bar machines according to claim 3, is characterized in that, described power-fail detection circuit comprises zero cross detection circuit, for the alternating voltage that inputs to described straight-bar machines is carried out to zero passage detection, and exports zero passage detection signal; Described secondary host chip is connected with described zero cross detection circuit, and judges whether to receive in the given time described zero passage detection signal, if do not receive described zero passage detection signal within the described scheduled time, judges that described alternating voltage is in power-down state.
8. straight-bar machines according to claim 7, it is characterized in that, described zero cross detection circuit comprises bridge rectifier and light isolation device, described alternating voltage inputs to the input of described bridge rectifier, and carry out bridge rectifier, the output output dc voltage of described bridge rectifier, the input of described light isolation device connects the output of described bridge rectifier, and produces described zero passage detection signal according to the threshold values that described direct voltage exceedes the conducting of light lotus root light-emitting component.
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| CN201420320271.0U CN203933426U (en) | 2014-06-16 | 2014-06-16 | A kind of straight-bar machines |
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| CN201420320271.0U CN203933426U (en) | 2014-06-16 | 2014-06-16 | A kind of straight-bar machines |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092387A (en) * | 2014-06-16 | 2014-10-08 | 福建睿能科技股份有限公司 | Flat knitting machine and power supply method thereof |
| CN108456986A (en) * | 2018-02-09 | 2018-08-28 | 福建睿能科技股份有限公司 | A kind of straight-bar machines operating case |
-
2014
- 2014-06-16 CN CN201420320271.0U patent/CN203933426U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092387A (en) * | 2014-06-16 | 2014-10-08 | 福建睿能科技股份有限公司 | Flat knitting machine and power supply method thereof |
| CN104092387B (en) * | 2014-06-16 | 2017-02-22 | 福建睿能科技股份有限公司 | Flat knitting machine and power supply method thereof |
| CN108456986A (en) * | 2018-02-09 | 2018-08-28 | 福建睿能科技股份有限公司 | A kind of straight-bar machines operating case |
| CN108456986B (en) * | 2018-02-09 | 2020-06-23 | 福建睿能科技股份有限公司 | Flat knitting machine operation box |
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