CN206742519U - Encoder wiring structure and encoder - Google Patents
Encoder wiring structure and encoder Download PDFInfo
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- CN206742519U CN206742519U CN201720328239.0U CN201720328239U CN206742519U CN 206742519 U CN206742519 U CN 206742519U CN 201720328239 U CN201720328239 U CN 201720328239U CN 206742519 U CN206742519 U CN 206742519U
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- encoder
- circuit substrate
- conductive
- slotted eye
- wiring structure
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Abstract
Encoder wiring structure and encoder are the utility model is related to, the encoder wiring structure includes the circuit substrate that one end is terminals.The terminals of the circuit substrate offer some conductive slotted eyes axially through circuit substrate bottom surface and top surface；And the terminal ends of circuit substrate are run through in terminals outer rim direction of the side of each conductive slotted eye along circuit substrate, an opening being inserted in parallel into for outer lead is formed.It is improved from there through the structure to circuit substrate, not only ensures the height increase that will not cause encoder overall after circuit substrate and wire guiding member wiring, motor length will not be elongated, reduces the overall volume and installation footprint size of encoder；Nor need to use socket and eliminate related limitation, the free degree of the line footpath selection of the terminals of wire guiding member greatly improves, the terminals of big line footpath can be used, effectively improve the bonding strength between wire guiding member and circuit substrate, reduce broken string risk and cut down material cost.
Description
Technical field
Encoder field is the utility model is related to, more particularly to a kind of encoder wiring structure and encoder.
Background technology
Encoder is a kind of to work out signal such as bit stream or data, be converted to available for communicating, transmit and store
Signal form equipment.
Existing encoder generally comprises encoder body, in encoder body and can be rotated finger plate,
Circuit substrate on the side surface of encoder body one and the wire guiding member electrically connected with circuit substrate side.Existing volume
Attachment structure between the circuit substrate and wire guiding member of code device is generally following two modes：
1) Fig. 1 and Fig. 2 are referred to, the wire guiding member x11 and the circuit substrate x12 wiring construction are：Wire portion
Part x11 terminals x111 is realized and circuit substrate x12 by vertical welding in the top surface of the circuit substrate x12 or bottom surface
Connection.
But when wire guiding member x11 terminals x111 vertical weldings are in the top surface of the circuit substrate x12, wire
Part x11 terminals x111 side structure forms the bending structure x14 of a L-shaped, and the top higher than the circuit substrate x12
Face, so as to which the overall height increases of encoder x10 can be caused, and cause the length of motor, cause certain space waste
With increase device volume, larger installing space is taken.When wire guiding member x11 terminals x111 vertical weldings are in the circuit
During substrate x12 bottom surface, wire guiding member x11 can be caused easily to be in contact with the finger plate x13, and be produced different because of friction
Thing, encoder x10 service life can be shortened.
2) Fig. 3 and Fig. 4 are referred to, the wire guiding member x21 and the circuit substrate x22 wiring construction are：Wire portion
Part x21 terminals use extra-thin socket x221 using AWG28 fine line diameter type terminal x211, circuit substrate x22,
And wire guiding member x21 and circuit substrate are realized with the terminal x211 terminal x24 being connected by grafting in socket x221
Connection between x22.
But due to ultrathin socket x221 and fine line diameter terminal x211 must be used to realize wire guiding member x21
Connection between circuit substrate x22, then between terminal x211 and socket x221, between socket x221 and terminal x24
Confining force namely the fastness of connection are difficult to ensure that certainly；Also, because terminal x211 line footpath is meticulous, can there is compared with
Big broken string risk, encoder x20 service life is also influenceed to a certain extent；Simultaneously, it is necessary to increase ultrathin socket
X221, fine line diameter terminal x211 and terminal x24, it is higher to result in cost, and parts are more.
Utility model content
A kind of encoder wiring structure is provided to solve the shortcomings that above-mentioned prior art and deficiency, the utility model, is led to
Cross and the structure of circuit substrate is improved, not only ensure after circuit substrate and wire guiding member wiring encoder will not be caused whole
The height increase of body, motor length will not be elongated, reduces the overall volume and installation footprint size of encoder；Nor
Need to use socket and eliminate related limitation, namely the free degree of the line footpath selection of the terminals of wire guiding member carries significantly
Height, the terminals of big line footpath can be used, so as to effectively improve the bonding strength between wire guiding member and circuit substrate, reduced disconnected
Line risk and reduction material cost.In addition, another object of the present utility model, which is to provide one kind, includes above-mentioned encoder wiring knot
The encoder of structure.
A kind of encoder wiring structure, including the circuit substrate that one end is connecting groove, the connecting groove of the circuit substrate are opened
Provided with some conductive slotted eyes axially through circuit substrate bottom surface and top surface；And the side of each conductive slotted eye is along circuit substrate
Connecting groove outer rim direction run through the connecting groove end of circuit substrate, form an opening being inserted in parallel into for outer lead.
Pass through above-mentioned technical proposal, the structure of circuit substrate is improved so that outer lead can be directly inserted in parallel into
Into some conductive slotted eyes, without being inserted into circuit base by that could be realized from the connecting groove top surface of circuit substrate or bottom surface
In the connecting groove of plate, the height for thus not only ensureing to cause encoder overall after circuit substrate and wire guiding member wiring increases
Add, motor length will not be elongated, reduces the overall volume and installation footprint size of encoder；Nor need to use slotting
Seat and eliminate correlation limitation, the terminals of wire guiding member line footpath selection the free degree greatly improve, big line footpath can be used
Terminals, effectively improve the bonding strength between wire guiding member and circuit substrate, reduce broken string risk and cut down material cost,
And facilitate bonding wire or welding operation.
Further, each conductive slotted eye is the hole of narrow slit structure.By limiting herein, conductive slotted eye has been advantageously ensured that
Length so that insertion wire length it is longer, avoid highly increases caused by conductor length surplus, while also carries
High connectivity robustness of the wire with circuit substrate connecting groove.
Further, one end where the width of each conductive slotted eye from its opening is gradually reduced toward the other end, or, it is each
One end where the width of conductive slotted eye from its opening gradually increases toward the other end.By limiting herein, be advantageous to further carry
Height is linked into the bonding strength of the wire in the conductive slotted eye of circuit substrate connecting groove.
Further, the internal face of the relative other end in one end where each conductive slotted eye split shed is nock towards opening
Globoidal structure or semi-cylindrical structure.By limiting herein, add conductive slotted eye and access connecing between wire or device
Contacting surface is accumulated, so that bonding area increases, more conducively access operation, is also beneficial to improve bonding strength.
Further, the minimum widith of each conductive slotted eye and the ratio in the distance between the center of circle of its open at one end and the other end
It is worth for 0.3~0.5.By limiting herein, bonding strength is further optimized.
Further, the internal face of the relative other end in one end where each conductive slotted eye split shed is planar structure.It is logical
Cross and limit herein, further optimize bonding strength.
Further, the ratio of the distance between the minimum widith of each conductive slotted eye and its open at one end and other end internal face
It is worth for 0.25~0.45.By limiting herein, bonding strength is further optimized.
Further, the ratio of the minimum widith of each conductive slotted eye and Breadth Maximum is 0.5~1.By limiting herein, enter
One-step optimization bonding strength.
Further, encoder wiring structure also includes interposer；The interposer opposite sides locally extends outward
Formed and the one-to-one some conductive cuttings of some conductive slotted eyes；Each conductive cutting can be corresponding conductive slotted eye
Grafting turns on；The connecting groove of two circuit substrates is plugged in respectively by the both ends of the interposer, realizes two electricity
Electrical connection between base board.By interposer, the electrical connection operation between the connecting groove of two circuit substrates, and letter are facilitated
Change electric connection structure, and manual welding can have been substituted by automatic welding, be advantageous to improve the intensity of production efficiency and connection,
It it also avoid connecting by wire and occur to cause to operate lengthy and jumbled and wiring confusion situation.
Further, the outside wall surface of each conductive cutting is both provided with one layer of layers of copper, and each conductive slotted eye internal face all
It is provided with one layer of layers of copper.By limiting herein, can be realized just in each conductive cutting of guarantee and corresponding conductive slotted eye
In the case of normal electrical connection, conductive structure is simplified on to greatest extent, is advantageous to save material and reduces production cost.
Further, the structure at the interval between every adjacent two conductive cuttings is identical with the structure of each conductive slotted eye.Pass through
Limit herein, the compatible degree connected between conductive cutting and corresponding conductive slotted eye is improved, so as to the company of further enhancing
Connect intensity.
To reach another object of the present utility model, the utility model additionally provides a kind of encoder, including encoder sheet
Body, the finger plate in encoder body, encoder wiring structure and wire portion installed in encoder body one side
Part.The encoder wiring structure is the encoder wiring structure described in any of the above-described；The terminals of the wire guiding member from
The opening parallel of some conductive slotted eyes in the connecting groove of the circuit substrate is inserted and electrically connected with some wire slotted eyes.Due to
The encoder includes the encoder wiring structure, therefore there is encoder of the present utility model encoder of the present utility model to connect
Whole technique effects of cable architecture, therefore will not be repeated here.
Further, some conductive troughs of the parallel connecting groove for being welded in the circuit substrate of the terminals of the wire guiding member
In hole, and complete the terminals of the wire guiding member after welding and connecting groove periphery covering one layer of insulation protection of setting of circuit substrate
Layer.By limiting herein, be advantageous to further enhancing the intensity of the attachment structure after wire guiding member connects with circuit substrate.
In order to more fully understand and implement, the utility model is described in detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 be existing encoder wire guiding member and circuit substrate one of which wiring construction plan structure signal
Figure；
Fig. 2 is the main structure diagram of the wiring construction in Fig. 1；
Fig. 3 be existing encoder wire guiding member and circuit substrate another wiring construction overlooking the structure diagram；
Fig. 4 is the main structure diagram of the wiring construction in Fig. 3；
Fig. 5 is the structural representation of encoder wiring structure of the present utility model；
Fig. 6 is the structural representation of each conductive slotted eye of encoder wiring structure of the present utility model；
Fig. 7 is encoder wiring structure of the present utility model and view when preparing to connect of wire guiding member；
Fig. 8 is the structural representation of the one of which structure of each conductive slotted eye after the utility model improves；
Fig. 9 is the structural representation of second of structure of each conductive slotted eye after the utility model improves；
Figure 10 is the structural representation of the third structure of each conductive slotted eye after the utility model improves；
Figure 11 is the structural representation of interposer of the present utility model；
View when preparations of the Figure 12 between interposer of the present utility model and two circuit substrates connects.
Embodiment
The utility model provides a kind of encoder, including encoder body, the finger plate in encoder body,
Installed in the encoder wiring structure and wire guiding member of encoder body one side.
Because in the utility model, the structure for only having encoder wiring structure in encoder is to be different from prior art
, and other structures are identical with corresponding structure in the prior art, therefore its in addition to encoder wiring structure of will not be repeated here
Its structure.
Specifically, Fig. 5 and Fig. 6 are referred to, the encoder wiring structure 10 includes the circuit substrate that one end is connecting groove
1, the connecting groove 11 of the circuit substrate 1 offers some conductive slotted eyes 12 axially through the bottom surface of circuit substrate 1 and top surface；
And the end of connecting groove 11 of circuit substrate 1 is run through in connecting groove 11 outer rim direction of each conductive slotted eye 12a side along circuit substrate 1
Portion, form an opening being inserted in parallel into for the terminals of the wire guiding member.Thus, the terminals 21 of the wire guiding member 2 can
Insert, and realize and some conductive troughs from the opening parallel of some conductive slotted eyes 12 in the connecting groove 11 of the circuit substrate 1
Hole 12 electrically connects, as shown in Figure 7., also will not be with so as to which wire guiding member 2 will not make the increase of encoder whole height because of bending
Finger plate contact rubs and produces foreign matter.
In the present embodiment, the terminals of the wire guiding member are parallel by way of welding is welded in the circuit substrate
In some conductive slotted eyes 12 of 1 connecting groove 11.Also, all terminals of the terminals of the wire guiding member can use line
Footpath is more than AWG28 wire, so as to further reduce broken string risk.
It is welded firm between wire guiding member and terminals and some conductive slotted eyes 12 of circuit substrate 1 to strengthen
Property, as a kind of more excellent technical scheme, the terminals and circuit base of the wire guiding member of the utility model also after welding has been completed
The periphery of connecting groove 11 covering of plate 1 sets one layer of insulating protective layer.In the present embodiment, the insulating protective layer is by coated on complete
The solid-state that the quick-drying gelatin peripheral into the terminals of the wire guiding member after welding and the connecting groove 11 of circuit substrate 1 is formed after air-drying is exhausted
Edge glue-line.And in other variant embodiments, the insulating protective layer can also utilize other insulating cements in addition to quick-drying gelatin
The solid isolation glue-line formed after air-drying, or, the insulating protective layer is the solid isolation formed after insulating adhesive air-dries
Layer；Or the insulating protective layer is the structure that insulated plastic is formed；Or the insulating protective layer is silicone insulation layer.
To further enhance the intensity and fastness that are connected between wire guiding member terminals and the terminals of circuit substrate 1, and
Avoid conductor length superfluous and cause the overall height increase of encoder, the structure of each conductive slotted eye is improved simultaneously below
It is perfect, such as：
1) each conductive slotted eye is the hole of narrow slit structure.
2) on the basis of 1), further each conductive slotted eye is improved --- each conductive slotted eye 12b width
It is gradually reduced from one end where its opening toward the other end, as shown in figure 8, or, each conductive slotted eye 12c width is opened from it
One end where mouthful gradually increases toward the other end, as shown in Figure 9 and Figure 10.
In addition, the internal face structure of each conductive slotted eye is not limited to plane or ramp structure shown in Fig. 8~Figure 10,
That is, in other variant embodiments, the internal face structure of each conductive slotted eye can also be irregular wall, or be wave
Shape or zigzag wall are either the wall of local protrusion and/or local dent or are cambered surface.
In other variant embodiments, one end where the width from its opening of each conductive slotted eye is protected always toward the other end
Identical size is held, or, the wide centre in width both ends of each conductive slotted eye is narrow, or, the width both ends of each conductive slotted eye
It is wide among narrow, or, the friendship that the width of each conductive slotted eye is constantly increased and reduced between open at one end and the other end
For change, or, the alternating that the width of each conductive slotted eye is constantly reduced and increased between open at one end and the other end
Change.
3) on the basis of 2), further each conductive slotted eye is improved --- where each conductive slotted eye split shed
The internal face of the relative other end in one end be globoidal structure or semi-cylindrical structure of the nock towards opening.Thus be advantageous to
Bonding area increases, while improving bonding strength, access operation of being more convenient for.
4) on the basis of 3), further each conductive slotted eye is improved --- the minimum widith of each conductive slotted eye
The ratio in the distance between the center of circle of its open at one end and the other end is 0.3~0.5.In the present embodiment, to be optimal
Effect, it is preferable that the minimum widith of each conductive slotted eye and the ratio in the distance between the center of circle of its open at one end and the other end
It is worth for 0.4.
5) on the basis of 2), further each conductive slotted eye is improved --- where each conductive slotted eye split shed
The internal face of the relative other end in one end be planar structure.
6) on the basis of 5), further each conductive slotted eye is improved --- the minimum widith of each conductive slotted eye
The ratio of the distance between its open at one end and other end internal face is 0.25~0.45.In the present embodiment, to reach most
Excellent effect, it is preferable that the minimum widith of each conductive slotted eye and the distance between the center of circle of its open at one end and the other end
Ratio is 0.32.
4) or 6) 7) on the basis of, further each conductive slotted eye is improved --- the minimum of each conductive slotted eye
The ratio of width and Breadth Maximum is 0.5~1.In the present embodiment, the effect to be optimal, it is preferable that when each conduction
The structure of slotted eye for structure in 4) when, the minimum widith of each conductive slotted eye be 0.8mm, Breadth Maximum 1mm, its opening one
The distance between end and the center of circle of the other end are 2mm；When the structure 6) structure of each conductive slotted eye is in, each conductive trough
The minimum widith in hole is 0.8mm, Breadth Maximum 1mm, and the distance between its open at one end and other end internal face are 2.5mm.
In addition, to realize the quick connection of the terminals of two circuit substrates and ensureing that the overall high of encoder will not be increased
Degree, while realizes that the low of whole height subtracts, and avoids passing through wire connection and caused wiring confusion and patching operations are lengthy and jumbled, makes
Automatic welding substitutes manual welding, and as a kind of more excellent technical scheme, the encoder wiring structure 10 also includes relaying
Substrate 3.Figure 11 is referred to, the local extension outward of the opposite sides of interposer 3 is formed and some conductive slotted eyes 12 1
Some conductive cuttings 32 corresponding to one；Each conductive cutting can be corresponding conductive slotted eye grafting conducting.Pass through the relaying
The both ends of substrate 3 are plugged in two circuit substrate 1a and 1b connecting groove 11a and 11b respectively, realize two circuit substrates
Electrical connection between 1a and 1b, as shown in figure 12.
To simplify conductive structure, further save material cost and reduce production cost, as a kind of more excellent technical side
Case, the outside wall surface of each conductive cutting is both provided with one layer of layers of copper, and the internal face of each conductive slotted eye is both provided with one layer of copper
Layer.
To improve the compatible degree connected between conductive cutting and corresponding conductive slotted eye, so as to further enhance connection
Intensity, as a kind of more excellent technical scheme, structure and each conductive slotted eye at the interval between every adjacent two conductive cuttings
Structure is identical.
In addition, the direction reference data of all " top surfaces " and " bottom surface " mentioned in the present embodiment as shown in figure 4,
That is, one side above is its top surface in the circuit substrate shown in Fig. 4, and underlying one side is its bottom surface.Also, this
" axial direction " mentioned by embodiment refers to the direction where the axis of each conductive slotted eye, and the axis of each conductive slotted eye be with
Circuit substrate is vertical, namely vertical with the top surface of circuit substrate.
Relative to prior art, encoder wiring structure of the present utility model and encoder pass through the structure to circuit substrate
It is improved so that outer lead can be directly inserted in parallel into some conductive slotted eyes, without by from circuit substrate
Terminals top surface or bottom surface, which could be realized, to be inserted into the terminals of circuit substrate, is thus not only ensured in circuit substrate and wire
The height increase that encoder is overall will not be caused after part wiring, motor length will not be elongated, reduces the overall volume of encoder
With installation footprint size, friction will not be also contacted with finger plate and produces foreign matter；Nor need to use socket and disappear
Except the limitation of correlation, the free degree of the line footpath selection of the terminals of wire guiding member greatly improves, and the wiring of big line footpath can be used
End, the bonding strength between wire guiding member and circuit substrate is effectively improved, reduce broken string risk and cut down material cost, and conveniently
Bonding wire or welding operation.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.
Claims (13)
1. a kind of encoder wiring structure, including the circuit substrate that one end is connecting groove, it is characterised in that：The circuit substrate
Connecting groove offers some conductive slotted eyes axially through circuit substrate bottom surface and top surface；And the side edge of each conductive slotted eye
The connecting groove end of circuit substrate is run through in the connecting groove outer rim direction of circuit substrate, forms one and is opened for what outer lead was inserted in parallel into
Mouthful.
2. encoder wiring structure according to claim 1, it is characterised in that：Each conductive slotted eye is narrow slit structure
Hole.
3. encoder wiring structure according to claim 1 or 2, it is characterised in that：The width of each conductive slotted eye from its
One end where opening is gradually reduced toward the other end, or, one end where the width from its opening of each conductive slotted eye is past another
One end gradually increases.
4. encoder wiring structure according to claim 3, it is characterised in that：One where each conductive slotted eye split shed
The internal face for holding the relative other end is globoidal structure or semi-cylindrical structure of the nock towards opening.
5. encoder wiring structure according to claim 4, it is characterised in that：The minimum widith of each conductive slotted eye and its
The ratio in the distance between the center of circle of open at one end and the other end is 0.3~0.5.
6. encoder wiring structure according to claim 3, it is characterised in that：One where each conductive slotted eye split shed
The internal face for holding the relative other end is planar structure.
7. encoder wiring structure according to claim 6, it is characterised in that：The minimum widith of each conductive slotted eye and its
The ratio of the distance between open at one end and other end internal face is 0.25~0.45.
8. the encoder wiring structure according to any one of claim 4~7, it is characterised in that：Each conductive slotted eye is most
The ratio of small width and Breadth Maximum is 0.5~1.
9. encoder wiring structure according to claim 1, it is characterised in that：Also include interposer；The relaying base
The local extension outward of plate opposite sides is formed and the one-to-one some conductive cuttings of some conductive slotted eyes；It is each conductive slotting
Bar can be corresponding conductive slotted eye grafting conducting；
The connecting groove of two circuit substrates is plugged in respectively by the both ends of the interposer, realizes two circuit substrates
Between electrical connection.
10. encoder wiring structure according to claim 9, it is characterised in that：The outside wall surface of each conductive cutting is all set
One layer of layers of copper is equipped with, and the internal face of each conductive slotted eye is both provided with one layer of layers of copper.
11. the encoder wiring structure according to claim 9 or 10, it is characterised in that：Between per adjacent two conductive cuttings
Interval structure it is identical with the structure of each conductive slotted eye.
12. a kind of encoder, including encoder body, the finger plate in encoder body, installed in encoder body
Encoder wiring structure simultaneously and wire guiding member, it is characterised in that：The encoder wiring structure be claim 1~
Encoder wiring structure described in 11 any one；If the terminals of the wire guiding member are from the connecting groove of the circuit substrate
The opening parallel for doing conductive slotted eye is inserted and electrically connected with some wire slotted eyes.
13. encoder according to claim 12, it is characterised in that：The terminals of the wire guiding member are parallel to be welded in institute
State in some conductive slotted eyes of the connecting groove of circuit substrate, and complete the terminals and circuit substrate of the wire guiding member after welding
The covering of connecting groove periphery sets one layer of insulating protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328239.0U CN206742519U (en) | 2017-03-30 | 2017-03-30 | Encoder wiring structure and encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328239.0U CN206742519U (en) | 2017-03-30 | 2017-03-30 | Encoder wiring structure and encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206742519U true CN206742519U (en) | 2017-12-12 |
Family
ID=60559152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720328239.0U Active CN206742519U (en) | 2017-03-30 | 2017-03-30 | Encoder wiring structure and encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206742519U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972296A (en) * | 2017-03-30 | 2017-07-21 | 珠海松下马达有限公司 | Encoder wiring structure and encoder |
| US20220077612A1 (en) * | 2018-12-14 | 2022-03-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Flexible connectors for expansion board |
-
2017
- 2017-03-30 CN CN201720328239.0U patent/CN206742519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972296A (en) * | 2017-03-30 | 2017-07-21 | 珠海松下马达有限公司 | Encoder wiring structure and encoder |
| US20220077612A1 (en) * | 2018-12-14 | 2022-03-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Flexible connectors for expansion board |
| US11881646B2 (en) * | 2018-12-14 | 2024-01-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Flexible connectors for expansion board |
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