CN102096724A - Assembled circuit board supporting communication between data acquisition cards of various communication types - Google Patents
Assembled circuit board supporting communication between data acquisition cards of various communication types Download PDFInfo
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- CN102096724A CN102096724A CN 201110008592 CN201110008592A CN102096724A CN 102096724 A CN102096724 A CN 102096724A CN 201110008592 CN201110008592 CN 201110008592 CN 201110008592 A CN201110008592 A CN 201110008592A CN 102096724 A CN102096724 A CN 102096724A
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- 238000004891 communication Methods 0.000 title claims abstract description 255
- 230000006855 networking Effects 0.000 claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000013481 data capture Methods 0.000 claims description 54
- 238000004088 simulation Methods 0.000 claims description 21
- 238000002360 preparation method Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
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- 238000013480 data collection Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
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- 210000002445 nipple Anatomy 0.000 description 4
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Abstract
The invention discloses an assembled circuit board supporting communication between data acquisition cards of various communication types. The assembled circuit board comprises a DeviceNet networking circuit board, a power module circuit board, a digital communication terminal circuit board, and an analog communication terminal circuit board, wherein the power module circuit board is located below the DeviceNet networking circuit board, and includes a first power module and a second power module; the digital communication terminal circuit board is located below the power model circuit board, and is provided with two pairs of digital communication joints; the analog communication terminal circuit board is arranged below the digital communication terminal circuit board, and is provdied with two pairs of analog communication joints; and the plurality of circuit boards are matched one another and are fixed through bolts with different lengths and nuts with different lengths. The assembled circuit board can support the communication between data acquisition cards of various communication types, can effectively reduce the circuit complexity and the circuit connection cost for communication between the data acquisition cards, and can improve the connection reliability between the data acquisition cards. The invention also discloses the manufacture method of the assembled circuit board.
Description
Technical field
The present invention relates to the communication technology and printed circuit field, particularly a kind of sectional circuit board and manufacture method thereof of supporting multiple communication type data acquisition intercard communication.
Background technology
In the common application of data collecting card, data collecting card is connected with data collection stations such as pressure transducer, temperature transmitters by signal wire, and is that computing machine can recognition data with digital signal or analog signal conversion.But directly connect in the application that realizes data generation and data acquisition at two data capture cards, only use data line can't satisfy two communications between the data capture card.Existence need apply voltage and could form the problem aspect the circuit complicated two between loop and data collecting card in the process that communicates between two data capture cards.
For some data collecting card, when the passage on data collecting card was connected to data collection station, data collection station provided and finishes the data acquisition required voltage in the communication loop.But when two data capture cards are linked to each other, need outside two data capture cards, provide extra power supply to power.For example, for as digital input signal card and digital output signal card between communicate by letter, need could guarantee proper communication between data collecting card applying certain voltage between communication loop.
In addition, for the data with more port number card and data collecting card taking place, needs the use side daughter board that the signal that the card generation takes place data is divided into multichannel usually, and by the terminal of the terminal lead on the terminal strip to data acquisition.Make when carrying out data acquisition in this way, each data acquisition calorie requirement is equipped with a terminal strip.For application generally, the interface that the use side daughter board connects data collecting card has bigger dirigibility to data collection station, but in the application that communicates between two data capture cards, to the connection relative fixed of each passage on the data capture card, do not need being connected between passage and the data collection station on the flexible configuration data collecting card.
Existing data acquisition instrument carries out in the application of communication between two data capture cards, can't satisfy simultaneously and make two signal lines between the data capture card compact as far as possible, the shared space of line between two data capture cards is little, and for the data collecting card that need in signal transmission loop, apply voltage ability operate as normal, two conditions need in a plurality of paths of data collecting card, adding the voltage output module.
Summary of the invention
Purpose of the present invention is intended to solve at least one of above-mentioned technological deficiency, propose especially that a kind of circuit is simple, cost is low and data collecting card between the sectional circuit board and the manufacture method thereof of the high multiple communication type data acquisition of the support intercard communication of connection reliability.
For achieving the above object, the embodiment of a first aspect of the present invention has proposed a kind of sectional circuit board of supporting multiple communication type data acquisition intercard communication, comprise DeviceNet networking circuit board, be integrated with DeviceNet networking circuit, first terminal resistance and a plurality of DeviceNet communication joint on the described DeviceNet networking circuit board; The power module circuitry plate, described power module circuitry plate is positioned at the below of described DeviceNet networking circuit board, comprise first power module and second source module, wherein said first power module is positioned at an end of the upside of described power module circuitry plate, and described second source module is positioned at the other end of the downside of described power module circuitry plate; Digital communication terminal circuit board, described digital communication terminal circuit board is positioned at the below of described power module circuitry plate, on the described digital communication terminal circuit board two pairs of digital communication joints are installed, described two pairs of digital communication joints are used to assign digital input data capture card and digital output data capture card; And analogue communication terminal circuit board, described analogue communication terminal circuit board is positioned at the below of described digital communication terminal circuit board, on the described analogue communication terminal circuit board two pairs of analogue communication joints are installed, described analogue communication joint is used to assign analog input data collecting card and simulation output data capture card; At described DeviceNet networking circuit board, the power module circuitry plate, four jiaos of digital communication terminal circuit board and analogue communication terminal circuit board are respectively equipped with through hole, in the through hole of described DeviceNet networking circuit board and analogue communication terminal circuit board, first double-screw bolt is installed, in the through hole of described power module circuitry plate and digital communication terminal circuit board, second double-screw bolt is installed, wherein said first double-screw bolt length vertically is less than described second double-screw bolt length vertically, described DeviceNet networking circuit board, the power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board by described first double-screw bolt and first nut cooperate and described second double-screw bolt was fixed with cooperating of second nut, wherein, described first nut length vertically is less than described second nut length vertically.
Multiple communication type data acquisition intercard communication be can support according to the sectional circuit board of the multiple communication type data acquisition of the support of embodiment of the invention intercard communication, numeral input, digital output, analog input, simulation output and DeviceNet comprised.Reduced on the one hand because the use side daughter board connects complex circuit and the unsettled shortcoming that data collecting card causes; On the other hand by using independent enterprising the working of data collecting card of placing the power module circuitry plate to the needs power supply, effectively reduced the influence of power module heating and electromagnetic interference (EMI) to communication loop, and power module is laid on two ends and two sides at power module circuitry plate plate, has optimized the heat radiation of two power supplys.Thereby the present invention can effectively reduce the network complexity and the circuit link cost of data acquisition intercard communication, improves the reliability that connects between data collecting card.
The embodiment of a second aspect of the present invention has proposed the manufacture method of the sectional circuit board of the multiple communication type data acquisition of the described support of first aspect embodiment intercard communication, comprises the steps:
Preparation DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board, four jiaos of wherein said DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board are respectively equipped with through hole;
First double-screw bolt is installed in the through hole of described DeviceNet networking circuit board and analogue communication terminal circuit board, second double-screw bolt is installed in the through hole of described power module circuitry plate and digital communication terminal circuit board; And
Described first double-screw bolt is matched respectively so that described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board is fixing in accordance with the order from top to bottom with second nut with first nut, described second double-screw bolt.
Manufacture method according to the sectional circuit board of the multiple communication type data acquisition of the support of embodiment of the invention intercard communication, the sectional circuit board of can easy preparation supporting multiple communication type data acquisition intercard communication, this sectional circuit board can be supported multiple communication type data acquisition intercard communication, comprise numeral input, digital output, analog input, simulation output and DeviceNet, and can effectively reduce the network complexity and the circuit link cost of data acquisition intercard communication, improve the reliability that connects between data collecting card.In addition, by the cooperate distance that can adjust a plurality of circuit boards between of adjustment double-screw bolt with nut.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural drawing according to the sectional circuit board of the multiple communication type data acquisition of the support of embodiment of the invention intercard communication;
Fig. 2 is the cut-open view of sectional circuit board shown in Figure 1;
Fig. 3 is the structural drawing according to the power module circuitry plate of the embodiment of the invention;
Fig. 4 is the definition according to the DeviceNet communications cable of the embodiment of the invention;
Fig. 5 is the structural drawing according to the DeviceNet networking circuit board of the embodiment of the invention;
Fig. 6 is the synoptic diagram according to the 100-pin SCSI-II joint of the embodiment of the invention;
Fig. 7 is according to the numeral input of the embodiment of the invention and the equivalent circuit diagram in digital output communication loop;
Fig. 8 is the synoptic diagram according to the digital communication terminal circuit board of the embodiment of the invention;
Fig. 9 is the joint stitch definition figure according to the analog input data collecting card of the embodiment of the invention;
Figure 10 is the stitch definition figure according to the joint of the simulation output data capture card of the embodiment of the invention;
Figure 11 is the equivalent circuit diagram according to single communication port in the analog input of the embodiment of the invention and the simulation output communication;
Figure 12 is the analogue communication terminal circuit board of communicating by letter according between the analog input data collecting card of the embodiment of the invention and the simulation output data capture card; And
Figure 13 is the synoptic diagram according to the manufacture method of the sectional circuit board shown in Figure 1 of the embodiment of the invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
Below with reference to Fig. 1 and Fig. 2 sectional circuit board according to the multiple communication type data acquisition of the support of embodiment of the invention intercard communication is described.Wherein, the circuit board assemblies in the sectional circuit board comprises two types, and one is the power module circuitry plate of load power source module, is used for load to its circuit board assemblies that closes on power supply; It is used to connect a plurality of data collecting cards two for being used to connect the terminal circuit board of a plurality of data collecting card terminals, and having distributed on it is used to form the circuit of data acquisition cartoon letters.
As shown in Figure 1, sectional circuit board according to the multiple communication type data acquisition of the support of embodiment of the invention intercard communication comprises DeviceNet networking circuit board 100, wherein is integrated with DeviceNet networking circuit, first terminal resistance and a plurality of DeviceNet communication joint on the DeviceNet networking circuit board 100; Power module circuitry plate 200, wherein power module circuitry plate 200 is positioned at the below of DeviceNet networking circuit board 100; Digital communication terminal circuit board 300, wherein digital communication terminal circuit board 300 is positioned at the below of power module circuitry plate 200; And analogue communication terminal circuit board 400, wherein analogue communication terminal circuit board 400 is positioned at the below of digital communication terminal circuit board 300.
As shown in Figure 2, for the ease of dismantling and making up each circuit board and can fix each circuit board better, four jiaos at DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and analogue communication terminal circuit board 400 are respectively equipped with through hole, and are connected each circuit board with nut by double-screw bolt.Particularly, in each through hole of DeviceNet networking circuit board 100 and analogue communication terminal circuit board 400, first double-screw bolt 520 is installed, cooperate with first double-screw bolt 520 by first nut 510, thus the fixing height at sectional circuit board two ends.
In each through hole of power module circuitry plate 200 and digital communication terminal circuit board 300, second double-screw bolt 620 is installed, cooperates with second double-screw bolt 620, can fix corresponding circuit board by second nut 610.And, can regulate the height between the adjacent circuit plate by adjusting the engagement distance of second nut 610 and second double-screw bolt 620.By first double-screw bolt 510 and first nut 520 cooperate and second double-screw bolt 620 was fixed DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and analogue communication terminal circuit board 400 with cooperating of second nut 610.Second double-screw bolt 620 can be fixed on the nut that is installed in two ends on two faces of circuit board.Second nut 610 can be with adjacent two spaced apart certain height of circuit board, thereby avoid the collision that takes place owing to the device of placing on the various boards assembly.
In one embodiment of the invention, first double-screw bolt 520 length vertically is less than second double-screw bolt 620 length vertically, and first nut 510 length vertically is less than second nut 610 length vertically.Wherein, first double-screw bolt 520, second double-screw bolt 620, first nut 510 and second nut 610 are equipped with screw thread.
By cooperate fixedly DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and the analogue communication terminal circuit board 400 of double-screw bolt, thereby form one four layers sectional circuit board with nut.In this sectional circuit board, four circuit board assemblies from top to bottom are respectively DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300, analogue communication terminal circuit board 400.
Respectively DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and analogue communication terminal circuit board 400 are described below in conjunction with specific embodiment.
As shown in Figure 3, power module circuitry plate 200 needs to power to its two contiguous circuit boards simultaneously, and promptly power module circuitry plate 200 need be to DeviceNet networking circuit board 100 and 300 power supplies of digital communication terminal circuit board.For achieving the above object, power module circuitry plate 200 comprises first power module 210, second source module 220 and through hole 250.Wherein first power module 210 is arranged in an end (left end of Fig. 3) of the upside of power module circuitry plate 200, and second source module 220 is arranged in the other end (right-hand member of Fig. 3) of the downside of power module circuitry plate 200.
Certainly it will be understood by those skilled in the art that, first power module 210 also can be arranged in the other end (right-hand member of Fig. 3) of the upside of power module circuitry plate 200, and second source module 220 is arranged in an end (left end of Fig. 3) of the downside of power module circuitry plate 200.As long as the two sides that is positioned at power module circuitry plate 200 is satisfied in the installation site of first power module 210 and second source module 220, and be positioned at the two ends of apart from each other, then fall into protection scope of the present invention.By at the two ends of apart from each other and the heat radiation of the two sides of circuit board when laying power module and can reduce power module work, thereby reduce to dispel the heat influence to the sectional circuit board.
First power module 210 is used for providing first direct supply to DeviceNet networking circuit board 100.Be provided with the first input ac power terminal 230 and the first output DC source terminal 240 in the side of first power module 210, wherein the first input ac power terminal 230 and the first output DC source terminal 240 are arranged on the different side of first power module 210.First power module 210 will be converted to first direct supply by the 220V AC power of the first input ac power terminal, 230 inputs, and by the first output DC source terminal 240 first direct supply be flowed to DeviceNet networking circuit board 100.In one embodiment of the invention, first direct supply is the 24V direct supply.
Second source module 220 is used for providing second direct supply to digital communication terminal circuit board 300.Be provided with the second input ac power terminal and the second output DC source terminal in the side of second source module 220, wherein the second input ac power terminal and the second output DC source terminal are arranged on the different side of second source module 220.Second source module 220 will be converted to second direct supply by the 220V AC power of second input ac power terminal input, and by the second output DC source terminal second direct supply be flowed to digital communication terminal circuit board 3000.In one embodiment of the invention, second direct supply is the 5V direct supply.
On DeviceNet networking circuit board 100, be integrated with DeviceNet networking circuit, first terminal resistance and a plurality of DeviceNet communication joint, as shown in Figure 4, the networking mode that DeviceNet uses DeviceNet to communicate is main line-Zhi ray mode, and promptly five of each communication nodes lines all use the branch line cable to snap on the corresponding cable of main line.As shown in Figure 5, a main website card clamped nipple 120 and ten slave station card clamped nipples 130 on main line, have been overlapped.Wherein, main line comprises five cables realization communications, is respectively cathode power supply line V+, anode power cord V-, the first signal wire CAN_H, secondary signal line CAN_L and shielding line SHIELD.Wherein, link to each other with the first output DC source terminal 240 with anode power cord V-, to insert 24V direct supply from power module circuitry plate 200 at cathode power supply line V+.
When forming the DeviceNet communication network, the top of main line is connected with DeviceNet main website clamping head, and block clamped nipple 120 than far-end in the distance main website, be to connect first terminal resistance 110 between the first signal wire CAN_H of end of main line and the secondary signal line CAN_L, be used for eliminating signal reflex at telecommunication cable.Wherein, first terminal resistance, 110 parameters are 121 Ω ± 1%, 1/4 watt.
Because numeral input and numeral are output as unidirectional communication process, digital input data capture card and digital output data capture card are when using two card direct communications, need use four data capture cards simultaneously, i.e. two numeral input data collecting cards and two digital output data capture cards.Therefore, two pairs of digital communication joints are installed on the digital communication terminal circuit board 300, promptly at the two ends of digital communication terminal circuit board 300 four digital communication joints are installed, wherein, two pairs of digital communication joints are used to assign digital input data capture card and digital output data capture card.Particularly, when digital communication terminal circuit board 300 is used to form the digital communication loop, a pair of digital communication joint in the two pairs of digital communication joints is used to assign the first digital input data capture card and the first digital output data capture card, and another is used to assign the second digital output data capture card and the second digital input data capture card to digital communication joint.Wherein, be connected the second output DC source terminal at the terminal place of the first digital output data capture card and the second digital output data capture card, thereby have access to the 5V direct supply that power module circuitry plate 200 provides.
Following digital input data capture card with
PCI-7433 is an example, the digital output data capture card with
PCI-7434 is that example describes.Wherein, the terminal of above-mentioned two kinds of data collecting cards is the joint of 100-pinSCSI-II.Fig. 6 shows the shape of the terminal of above-mentioned two kinds of data collecting cards.
Loop works for numeral input and digital output can be formed need apply the direct supply of 5V to 35V in communication loop.Fig. 7 shows the circuit of single DC digital input and digital output loop.As shown in Figure 7, the stitch at circular expression data collecting card terminal place, wherein VDD, DO and GND stitch are positioned at the digital output data capture card
On the terminal of PCI-7434, DI and COM stitch are positioned at the digital input data capture card
On the terminal of PCI-7433.R1 and R1 ' are respectively the equivalent resistance between DO stitch and VDD stitch among the PCI-7434, GND stitch, and R2 is the equivalent resistance between COM stitch and DI stitch among the PCI-7433.In order to reduce to insert of the influence of the power lead of power supply to communication loop, shorten the power supply Route Length, insert the two poles of the earth of power supply at the terminal place, promptly insert the 5V direct supply that power module circuitry plate 200 provides.
As shown in Figure 8, because the 100-pin SCSI-II clamped nipple that PCI-7433 and PCI-7434 data collecting card use is two row's stitch, numeral input and digital output end sub-circuit board use double-sided printed-circuit board.Wherein, left part is the line of 1 to 50 stitch of digital communication terminal circuit board 300 positive PCI-7434 and PCI-7433 among Fig. 8, and the right side is divided into the line of 1 to 50 stitch of digital communication terminal circuit board 300 back side PCI-7434 and PCI-7433.
Digital communication terminal circuit board 300 front view (FV)s are the line of 1 to 50 stitch of PCI-7434 and PCI-7433, comprise 4 groups of direct-connected lines that amount to 32 pairs of stitch, and the supply line of four groups of 5V direct supplys.In Fig. 8 in digital communication terminal circuit board 300 front view (FV)s, need be at the direct-connected line that distributes on the face of digital communication terminal circuit board 300 between 32 two terminals, and 8 solder joints that are used to insert power supply.
Because the stitch line on two 100 pin terminals is according to stitch number one to one, when installation 100 adapters are to circuit board, need a communication joint in a pair of digital communication joint of counter-rotating, change the surface of contact that this communication joint inserts welding stage on the stitch of circuit board and the circuit board simultaneously, keep having than the stitch of large size and stitch with this and be in the same side, avoid occurring intersecting with the stitch line on the digital communication terminal circuit board 300 of one side than large size.
Because analog input and simulation output also are unidirectional communication process, analog input data collecting card and simulation output data capture card are when using two card direct communications, need use four data capture cards simultaneously, i.e. two analog input data collecting cards and two simulation output data capture cards.Therefore, two pairs of analogue communication joints are installed on the analogue communication terminal circuit board 400, promptly at the two ends of analogue communication terminal circuit board 400 four analogue communication joints are installed, wherein, two pairs of analogue communication joints are used to assign analog input data collecting card and simulation output data capture card.Particularly, when analogue communication terminal circuit board 400 is used to form analog communication loop, a pair of analogue communication joint in the two pairs of analogue communication joints is used to assign the first analog input data collecting card and the first simulation output data capture card, and another is used to assign the second simulation output data capture card and the second analog input data collecting card to the analogue communication joint.Wherein, when analog input and simulation output data collection intercard communication, not needing to apply voltage in each communication loop can communicate by letter.
Following analog input data collecting card with
PCI-9114HG is an example, simulation output data capture card with
PCI-6208V is that example describes.Wherein, the terminal of above-mentioned two kinds of data collecting cards is the joint of 37-pinD-type.The analog input data collecting card
The stitch definition of PCI-9114HG is simulated the output data capture card as shown in Figure 9
The stitch definition of PCI-6208V as shown in figure 10.
As shown in figure 11, the single communication port in analog input and simulation output communication, the stitch of circular expression analog data acquisition Ka Duanzichu, wherein
Need to use GND stitch and AO stitch on the PCI-6208V data collecting card,
Need to use GND stitch and AI stitch on the PCI-9114HG data collecting card.R1 and R2 be respectively among the PCI-6208V between GND stitch and AO stitch, the equivalent resistance among the PCI-9114HG between GND stitch and AI stitch.Among the figure between GND stitch and GND stitch, link to each other with signal wire respectively between AO stitch and AI stitch, be used to realize two communications between the data capture card.
Owing to the connection wiring quantity between two circuit board connectors is less, use single-clad board can finish wiring.Because the stitch line on two 37 pin terminals is to arrange according to the size order of stitch number, when installation 100 adapters are to circuit board, need an analogue communication joint in a pair of analogue communication joint of counter-rotating, keep having than the stitch of large size and stitch with this and be in the same side, avoid occurring intersecting at the stitch line that same face mould is intended on the communication terminal circuit board 400 than large size.
Can support multiple communication type data acquisition intercard communication according to the sectional circuit board of the multiple communication type data acquisition of the support of embodiment of the invention intercard communication, comprise numeral input, digital output, analog input, simulation output and DeviceNet, satisfy the demand of a plurality of data acquisition intercard communications of supporting various communications protocols, solution applies the difficulty of voltage in the communication loop between data collecting card, and the problem of avoiding the use side daughter board to reduce communication line complexity between data collecting card, easily make mistakes.The present invention can effectively reduce because the use side daughter board connects complex circuit and the unsettled shortcoming that data collecting card causes, and use the independent power module circuitry plate of placing that the path on the data collecting card of needs power supply is switched on, effectively reduce the influence of power module heating and electromagnetic interference (EMI) to communication loop.In addition, power supply reduces the influence of supply line to communication loop to communication loop by the terminal place at the circuit board two ends.Lay power module by two ends and two sides, optimized the heat radiation of two power supplys at the power module circuitry plate.In addition, by a communication joint in a pair of communication joint on reverse digital communication terminal circuit board or the analogue communication terminal circuit board, and communication joint inserts the welding stage place face that the stitch of related circuit plate links to each other with the related circuit plate in the change double-sided PCB, occurs intersection when having avoided between two communication joints line.The present invention can effectively reduce the network complexity and the circuit link cost of data acquisition intercard communication, improves the reliability that connects between data collecting card.
The manufacture method of supporting the sectional circuit board of multiple communication type data acquisition intercard communication according to the embodiment of the invention is described below with reference to Figure 13.
As shown in figure 13, support the manufacture method of the sectional circuit board of multiple communication type data acquisition intercard communication to comprise the steps:
S101: preparation DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board;
To shown in Figure 3, through hole is set in conjunction with Fig. 1 respectively at DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and analogue communication terminal circuit board 400 four jiaos.
Be integrated with the DeviceNet data collecting card on the DeviceNet networking circuit board 100.
Power module circuitry plate 200 comprises first power module 210 and second source module 220, and wherein first power module 210 is positioned at an end of the upside of power module circuitry plate 200, and second source module 220 is positioned at the other end of the downside of power module circuitry plate 200.
Two pairs of digital communication joints are installed on the digital communication terminal circuit board 300, are used to assign digital input data capture card and digital output data capture card.
Two pairs of analogue communication joints are installed on the analogue communication terminal circuit board 400, are used to assign analog input data collecting card and simulation output data capture card.
S102: first double-screw bolt is installed in the through hole of DeviceNet networking circuit board and analogue communication terminal circuit board, second double-screw bolt is installed in the through hole of power module circuitry plate and digital communication terminal circuit board;
In each through hole of DeviceNet networking circuit board 100 and analogue communication terminal circuit board 400, first double-screw bolt 520 is installed, in each through hole of power module circuitry plate 200 and digital communication terminal circuit board 300, second double-screw bolt 620 is installed.Wherein, first double-screw bolt 520 length vertically is less than second double-screw bolt 620 length vertically.
S103: DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board is fixing in accordance with the order from top to bottom.
First double-screw bolt 520 is cooperated with first nut 510, thus the fixing height at sectional circuit board two ends.Second double-screw bolt 620 is cooperated with second nut 610, can fix corresponding circuit board.And, can regulate the height between the adjacent circuit plate by adjusting the engagement distance of second nut 610 and second double-screw bolt 620.Wherein, first nut 510 length vertically is less than second nut 610 length vertically.
Second double-screw bolt 620 can be fixed on the nut that is installed in two ends on two faces of circuit board.Second nut 610 can be with adjacent two spaced apart certain height of circuit board, thereby avoid the collision that takes place owing to the device of placing on the various boards assembly.Wherein, first double-screw bolt 520, second double-screw bolt 620, first nut 510 and second nut 610 are equipped with screw thread.
By first double-screw bolt 510 and first nut 520 cooperate and second double-screw bolt 620 was fixed DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300 and analogue communication terminal circuit board 400 in accordance with the order from top to bottom with cooperating of second nut 610, thereby form four layers sectional circuit board shown in Fig. 1.In this sectional circuit board, four circuit board assemblies from top to bottom are respectively DeviceNet networking circuit board 100, power module circuitry plate 200, digital communication terminal circuit board 300, analogue communication terminal circuit board 400.
Manufacture method according to the sectional circuit board of the multiple communication type data acquisition of the support of embodiment of the invention intercard communication, the sectional circuit board of can easy preparation supporting multiple communication type data acquisition intercard communication, this sectional circuit board can be supported multiple communication type data acquisition intercard communication, comprise numeral input, digital output, analog input, simulation output and DeviceNet, and can effectively reduce the network complexity and the circuit link cost of data acquisition intercard communication, improve the reliability that connects between data collecting card.In addition, utilize the sectional circuit board of the manufacture method manufacturing of the embodiment of the invention can be by adjusting the distance that to adjust between a plurality of circuit boards that cooperates of double-screw bolt and nut.
In the description of this instructions, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification that scope of the present invention is by claims and be equal to and limit to these embodiment.
Claims (13)
1. a sectional circuit board of supporting multiple communication type data acquisition intercard communication is characterized in that, comprising:
DeviceNet networking circuit board is integrated with DeviceNet networking circuit, first terminal resistance and a plurality of DeviceNet communication joint on the described DeviceNet networking circuit board;
The power module circuitry plate, described power module circuitry plate is positioned at the below of described DeviceNet networking circuit board, comprise first power module and second source module, wherein said first power module is positioned at an end of the upside of described power module circuitry plate, and described second source module is positioned at the other end of the downside of described power module circuitry plate;
Digital communication terminal circuit board, described digital communication terminal circuit board is positioned at the below of described power module circuitry plate, on the described digital communication terminal circuit board two pairs of digital communication joints are installed, described two pairs of digital communication joints are used to assign digital input data capture card and digital output data capture card; And
Analogue communication terminal circuit board, described analogue communication terminal circuit board is positioned at the below of described digital communication terminal circuit board, on the described analogue communication terminal circuit board two pairs of analogue communication joints are installed, described analogue communication joint is used to assign analog input data collecting card and simulation output data capture card;
Four jiaos at described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board are respectively equipped with through hole, in the through hole of described DeviceNet networking circuit board and analogue communication terminal circuit board, first double-screw bolt is installed, in the through hole of described power module circuitry plate and digital communication terminal circuit board, second double-screw bolt is installed, wherein said first double-screw bolt length vertically is less than described second double-screw bolt length vertically
Described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board by described first double-screw bolt and first nut cooperate and described second double-screw bolt was fixed with cooperating of second nut, wherein, described first nut length vertically is less than described second nut length vertically.
2. sectional circuit board as claimed in claim 1, it is characterized in that the distance in described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and the analogue communication terminal circuit board between the adjacent circuit plate is regulated by the engagement distance of described second double-screw bolt and described second nut.
3. sectional circuit board as claimed in claim 1 is characterized in that, is provided with the first input ac power terminal and the first output DC source terminal in the side of described first power module,
Described first power module is used for the AC power of described first input ac power terminal input is converted to first direct supply, and by the described first output DC source terminal described first direct supply is flowed to described DeviceNet networking circuit board.
4. sectional circuit board as claimed in claim 1 is characterized in that, is provided with the second input ac power terminal and the second output DC source terminal in the side of described second source module,
Described second source module is used for the AC power of described second input ac power terminal input is converted to second direct supply, and by the described second output DC source terminal described second direct supply is flowed to described digital communication terminal circuit board.
5. sectional circuit board as claimed in claim 1, it is characterized in that, described DeviceNet networking circuit board is main line-Zhi ray mode, wherein main line comprises cathode power supply line, anode power cord, first signal wire, secondary signal line and shielding line, described cathode power supply line links to each other with the described first output DC source terminal with anode power cord, be used for to described DeviceNet networking circuit board power supply
The top of described main line is connected with DeviceNet main website clamping head, and is connected with first terminal resistance between first signal wire of the end of described main line and the secondary signal line.
6. sectional circuit board as claimed in claim 1, it is characterized in that, when described digital communication terminal circuit board is used to form the digital communication loop, a pair of digital communication joint in described two pairs of digital communication joints is used to assign the first digital input data capture card and the first digital output data capture card, described another is used to assign the second digital output data capture card and the second digital input data capture card to digital communication joint
Terminal place at the described first digital output data capture card and the second digital output data capture card is connected the second output DC source terminal.
7. sectional circuit board as claimed in claim 6, it is characterized in that, a communication joint of a pair of digital communication joint in described two pairs of digital communication joints is reversed, and change that a described communication joint inserts the stitch of described digital communication terminal circuit board and the surface of contact of the welding stage on the described digital communication terminal circuit board is positioned over homonymy with the stitch that sequence number is big.
8. sectional circuit board as claimed in claim 1, it is characterized in that, when described analogue communication terminal circuit board is used to form analog communication loop, a pair of analogue communication joint in described two pairs of analogue communication joints is used to assign the first analog input data collecting card and the first simulation output data capture card, and described another is used to assign the second simulation output data capture card and the second analog input data collecting card to the analogue communication joint.
9. sectional circuit board as claimed in claim 8, it is characterized in that, a communication joint of a pair of analogue communication joint in described two pairs of analogue communication joints is reversed, and change that a described communication joint inserts the stitch of described analogue communication terminal circuit board and the surface of contact of the welding stage on the described analogue communication terminal circuit board is positioned over homonymy with the stitch that sequence number is big.
10. the manufacture method of the described sectional circuit board of claim 1 is characterized in that, comprises the steps:
Preparation DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board, four jiaos of wherein said DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board are respectively equipped with through hole;
First double-screw bolt is installed in the through hole of described DeviceNet networking circuit board and analogue communication terminal circuit board, second double-screw bolt is installed in the through hole of described power module circuitry plate and digital communication terminal circuit board; And
Described first double-screw bolt is matched respectively so that described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and analogue communication terminal circuit board is fixing in accordance with the order from top to bottom with second nut with first nut, described second double-screw bolt.
11. the manufacture method of sectional circuit board as claimed in claim 10, it is characterized in that, described first double-screw bolt length vertically is less than described second double-screw bolt length vertically, and described first nut length vertically is less than described second nut length vertically.
12. the manufacture method of sectional circuit board as claimed in claim 10, it is characterized in that the distance in described DeviceNet networking circuit board, power module circuitry plate, digital communication terminal circuit board and the analogue communication terminal circuit board between the adjacent circuit plate is regulated by the engagement distance of described second double-screw bolt and described second nut.
13. the manufacture method of sectional circuit board as claimed in claim 10 is characterized in that, the height at described sectional circuit board two ends was fixed by described first double-screw bolt and cooperating of first nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110008592 CN102096724B (en) | 2011-01-14 | 2011-01-14 | Assembled circuit board supporting communication between data acquisition cards of various communication types |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110008592 CN102096724B (en) | 2011-01-14 | 2011-01-14 | Assembled circuit board supporting communication between data acquisition cards of various communication types |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102096724A true CN102096724A (en) | 2011-06-15 |
| CN102096724B CN102096724B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110008592 Expired - Fee Related CN102096724B (en) | 2011-01-14 | 2011-01-14 | Assembled circuit board supporting communication between data acquisition cards of various communication types |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108260316A (en) * | 2017-12-18 | 2018-07-06 | 西安翌飞核能装备股份有限公司 | A kind of power supply module installing plate |
| CN114465094A (en) * | 2022-01-27 | 2022-05-10 | 淮南安能电子有限公司 | Core control unit for metal armored movable cabinet |
| CN115256431A (en) * | 2022-07-20 | 2022-11-01 | 大连海事大学 | Flexible operation manipulator based on bending artificial muscle and grabbing method thereof |
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| US20050171740A1 (en) * | 2002-05-15 | 2005-08-04 | Ermme | Synchronous multi-channel acquisition system for measuring physical parameters, acquisition module used and method implemented in such a system |
| CN201134098Y (en) * | 2007-12-25 | 2008-10-15 | 杭州亿恒科技有限公司 | Data collecting card based on PXI bus |
| CN101364097A (en) * | 2008-09-22 | 2009-02-11 | 中国兵器工业第二〇六研究所 | High real-time multichannel data acquisition system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050171740A1 (en) * | 2002-05-15 | 2005-08-04 | Ermme | Synchronous multi-channel acquisition system for measuring physical parameters, acquisition module used and method implemented in such a system |
| CN201134098Y (en) * | 2007-12-25 | 2008-10-15 | 杭州亿恒科技有限公司 | Data collecting card based on PXI bus |
| CN101364097A (en) * | 2008-09-22 | 2009-02-11 | 中国兵器工业第二〇六研究所 | High real-time multichannel data acquisition system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108260316A (en) * | 2017-12-18 | 2018-07-06 | 西安翌飞核能装备股份有限公司 | A kind of power supply module installing plate |
| CN114465094A (en) * | 2022-01-27 | 2022-05-10 | 淮南安能电子有限公司 | Core control unit for metal armored movable cabinet |
| CN115256431A (en) * | 2022-07-20 | 2022-11-01 | 大连海事大学 | Flexible operation manipulator based on bending artificial muscle and grabbing method thereof |
| CN115256431B (en) * | 2022-07-20 | 2024-10-08 | 大连海事大学 | Flexible operation manipulator based on bending type artificial muscle and grabbing method thereof |
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|---|---|
| CN102096724B (en) | 2013-01-30 |
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