CN206686446U - The wiring construction and encoder of encoder circuit substrate and wire - Google Patents

Abstract

A kind of wiring construction and encoder of encoder circuit substrate and wire are the utility model is related to, wiring construction therein includes the wire guiding member and wiring substrate that one end is the circuit substrate of terminals, one end is terminals；The terminals of the wire guiding member are electrically connected by the wiring substrate with the terminals of the circuit substrate, and the height that the height where the terminals of the wire guiding member is less than or equal to where the circuit substrate top.Thus the utility model can ensure the height increase that will not cause encoder overall after circuit substrate and wire guiding member wiring, and motor length will not be elongated, reduces the overall volume and installation footprint size of encoder；The bonding strength between wire guiding member and circuit substrate is also ensure that simultaneously, is reduced broken string risk and is cut down material cost.

Description

The wiring construction and encoder of encoder circuit substrate and wire

Technical field

Encoder field is the utility model is related to, more particularly to a kind of encoder circuit substrate and the wiring construction of wire 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 reduced.

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

To solve the shortcomings that above-mentioned prior art and deficiency, the utility model provides a kind of encoder circuit substrate and led The wiring construction of line, ensure the height increase that will not cause encoder overall after circuit substrate and wire guiding member wiring, so as to Ensure that motor length will not be elongated, reduce the overall volume and installation footprint size of encoder；It also ensure that wire simultaneously Bonding strength between part and circuit substrate, reduce broken string risk and cut down material cost.It is in addition, of the present utility model another Purpose is to provide a kind of encoder of the wiring construction including above-mentioned encoder circuit substrate and wire.

To reach the first purpose of the present utility model, the utility model provide firstly a kind of encoder circuit substrate and lead The wiring construction of line, it includes the wire guiding member and wiring base that one end is the circuit substrate of terminals, one end is terminals Plate；The terminals of the wire guiding member are electrically connected by the wiring substrate with the terminals of the circuit substrate, and described are led The height that height where the terminals of line part is less than or equal to where the circuit substrate top.

Thus, wire guiding member by wiring substrate realize with the electrical connection of circuit substrate, and realize and circuit substrate The height that height where the terminals of wire guiding member after electrical connection is less than or equal to where the circuit substrate top, from And ensureing the height increase that will not cause encoder overall after circuit substrate and wire guiding member wiring, motor length will not become It is long, reduce the overall volume and installation footprint size of encoder；It also ensure that simultaneously between wire guiding member and circuit substrate Bonding strength, reduce broken string risk and cut down material cost.

Further, the opposite sides of the wiring substrate is the first conducting terminal and the second conducting terminal of mutual conduction End；The wiring substrate is partially disposed at the terminals top surface of the circuit substrate, the first conducting terminal of wiring substrate with The terminals fitting of circuit substrate, the second conducting terminal are exposed on the outside of the terminals of circuit substrate；And wiring substrate is most The height that height where top is less than or equal to where the top of the circuit substrate；The terminals of the wire guiding member from Second conducting terminal is electrically accessed not higher than the position where the top of the wiring substrate；The circuit substrate Terminals electrically connect with the first conducting terminal.By limiting herein, ensure that circuit substrate and wiring substrate, wiring substrate and The intensity of connection between wire substrate, at the same also further ensure wire guiding member terminals and wiring substrate all without height In the top of circuit substrate, the whole height that will not increase encoder is further ensured that, simultaneously also by the position of wiring substrate Put restriction and ensure that wire guiding member will not be in contact with the finger plate of encoder.

As the one of which embodiment of wiring substrate, first conducting terminal is included axially through wiring base Plate top surface and bottom surface and with all terminals of the terminals of circuit substrate some conductive through holes correspondingly, second conducting Terminals include corresponding axially through wiring substrate top surface and bottom surface and with all terminals of the terminals of wire guiding member Some conductive through holes；Some conductive through holes of first conductive terminals are some with second conducting terminal respectively Conductive through hole corresponds, and turns on connection per between corresponding two conductive through holes；The terminals of the circuit substrate own Terminal is electrically connected in the first corresponding conductive through hole, and all terminals of the terminals of the wire guiding member are from described The bottom of wiring substrate is electrically connected in the second corresponding conductive through hole.By limiting herein, be advantageous to convenient electricity Attended operation between base board and wiring substrate, between wiring substrate and wire guiding member, beneficial to production, production difficulty is reduced, And be advantageous to further improve bonding strength.

Further, face leads to corresponding terminal to some conductive through holes of first conducting terminal respectively, and A jumper is designed with each conductive through hole of first conducting terminal, and passes through the jumper and corresponding end Son electrical connection；The diameter parallel of the jumper and each conductive through hole；And/or the terminals of the wire guiding member is all Terminal is respectively welded in corresponding conductive through hole.By limiting herein, be advantageous to further simplify circuit substrate and connect Electric connection structure between line substrate, between wiring substrate and wire guiding member, it is also beneficial to further reduce being electrically connected for the part The height of binding structure, the overall height of encoder can less be impacted with worry.

As second of embodiment of wiring substrate, a surface of the wiring substrate, which offers, to be parallel to each other and distinguishes Some conductive grooves；First conducting terminal and the second conducting terminal are respectively by the both ends of some conductive grooves Formed；The terminals of the circuit substrate are electrically connected and are arranged in first conducting terminal, and the wire guiding member connects Line end is electrically connected and is arranged in second conducting terminal.By the wiring substrate of the structure, realize circuit substrate and The terminals of wire guiding member parallel respectively can be welded in first conducting terminal and in the second conducting terminal, from And further such that the height of the electric connection structure between three has reduced, ensure the intensity of connection.Also have simultaneously further Simplify the structure of wiring substrate, be more convenient the generation manufacture of wiring substrate and save material, be also convenient for wiring substrate and circuit Electrical connection operation between substrate and wire guiding member.

Further, the terminals of the circuit substrate are electrically connected to first conducting by the jumper of L-shaped structure and connect In line end, the terminals of the wire guiding member are parallel to be welded in second conducting terminal.By limiting herein, be advantageous to Further improve bonding strength and further avoid impacting the overall height of encoder.

Further, the height of the jumper of the L-shaped structure is less than the height of the wiring substrate；And/or each conduction The bottom land inner bottom surface of groove is the semi-cylindrical structure of indent.By the High definition of the jumper to L-shaped structure, be advantageous into One step avoids impacting the overall height of encoder；Pass through the limit of the structure of the bottom land inner bottom surface to each conductive groove Calmly, avoid impacting encoder overall height while the intensity for advantageously ensuring that attachment structure.

As the third embodiment of wiring substrate, the wiring substrate from the circuit substrate terminal ends toward Outer extension protrusion is formed, and the terminals of the circuit substrate are arranged on the wiring substrate；The wiring of the wire guiding member End is electrically connected to the terminals of the circuit substrate from the bottom of the wiring substrate.By limiting herein so that wiring substrate With circuit substrate integration, namely can be considered and have no wiring substrate this structure, but directly from circuit substrate terminals toward Outer extension forms the wire connecting portion for the finger plate for protruding from encoder, then there is certain between the bottom of terminals and finger plate Distance, therefore even if being welded in by wire guiding member from the bottom of circuit substrate in the terminals of circuit substrate, also will not be with revolution Plate contacts, and also achieves the low of encoder whole height and subtract.

Further, by the terminal ends of the circuit substrate, shape is protruded in extension to the wiring substrate outward in the horizontal direction Into.By limiting herein, be advantageous to optimize the low decreasing effect fruit to encoder whole height.

To reach another object of the present utility model, the utility model additionally provides a kind of volume including in any of the above-described The encoder of the wiring construction of code device circuit substrate and wire, because the encoder includes the encoder circuit substrate and leads The wiring construction of line, therefore encoder of the present utility model has the wiring knot of encoder circuit substrate and wire of the present utility model Whole technique effects of structure, therefore will not be repeated here.

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 main structure diagram of the encoder of the utility model embodiment 1；

Fig. 6 is the overlooking the structure diagram of the encoder in Fig. 5；

Fig. 7 is the overlooking the structure diagram of the wiring substrate of the utility model embodiment 1；

Fig. 8 is the front view structure perspective view of the wiring substrate of the utility model embodiment 1；

Fig. 9 is the main structure diagram of the encoder of the utility model embodiment 2；

Figure 10 is the overlooking the structure diagram of the encoder in Fig. 9；

Wiring constructions of the Figure 11 between the circuit substrate in the utility model embodiment 2, wiring substrate and wire guiding member Partial enlargement structural representation；

Figure 12 is the overlooking the structure diagram of the wiring substrate in the utility model embodiment 2；

Figure 13 is the side structure schematic view of the wiring substrate in Figure 12；

Figure 14 is the front view structure perspective view of the wiring substrate in Figure 12；

Figure 15 is the main structure diagram of the encoder in the utility model embodiment 3；

Figure 16 is the overlooking the structure diagram of the encoder in Figure 15；

Figure 17 is the overlooking the structure diagram of the circuit substrate in the utility model embodiment 3.

Embodiment

Embodiment 1

Referring to Fig. 5, the utility model provides a kind of encoder, it includes encoder body 1, installed in encoder sheet The wiring construction 3 of finger plate 2 in body 1, the encoder circuit substrate at the top surface of encoder body 1 and wire.

Due in the utility model, only having the structure of the wiring construction 3 of encoder circuit substrate and wire in encoder It is to be different from prior art, and other structures are identical with corresponding structure in the prior art, therefore will not be repeated here except coding Other structures outside the wiring construction 3 of device circuit substrate and wire.

Specifically, Fig. 5~Fig. 8 is referred to, the wiring construction 3 of the encoder circuit substrate and wire includes one end to connect The circuit substrate 31 of line end, the wire guiding member 32 and wiring substrate 33 that one end is terminals 321.The wire guiding member 32 Terminals are electrically connected by the wiring substrate 33 with the terminals of the circuit substrate 31, and the wiring of the wire guiding member 32 The height that height where end is less than or equal to where the top of circuit substrate 31.

In the present embodiment, the structure of the circuit substrate 31 is identical with the structure of circuit substrate 31 of the prior art, And the structure of the wire guiding member 32 is identical with the structure of the wire guiding member 32 of prior art, therefore will not be repeated here.

Specifically, the terminals of all terminals of the terminals of the circuit substrate 31 and the wire guiding member 32 is all Terminal corresponds.

Specifically, the opposite sides of the wiring substrate 33 is led for the first conducting terminal 331 and second of mutual conduction Connect line end 332.The wiring substrate 33 is partially disposed at the terminals top surface of the circuit substrate 31, and the of wiring substrate 33 One conducting terminal 331 is bonded with the terminals of circuit substrate 31, and the second conducting terminal 332 exposes to connecing for circuit substrate 31 On the outside of line end.And the height where the top of wiring substrate 33 is less than or equal to where the top of the circuit substrate 31 Highly.

Now, the position electricity where the terminals of the wire guiding member 32 from the top not higher than the wiring substrate 33 It is linked into second conducting terminal 332；And the terminals of the circuit substrate 31 are electrically connected with the first conducting terminal 331 Connect.

Further, first conducting terminal 331 include axially through the top surface of wiring substrate 33 and bottom surface and with electricity All terminals of the terminals of base board 31 some conductive through holes correspondingly, and second conducting terminal 332 include It is axially through the top surface of wiring substrate 33 and bottom surface and some correspondingly with all terminals of the terminals of wire guiding member 32 Conductive through hole.Some conductive through holes of first conductive terminals are led with described some of second conducting terminal 332 respectively Electric through-hole corresponds, and turns on connection per between corresponding two conductive through holes.

Now, all terminals of the terminals of the circuit substrate 31 are electrically connected conductive logical in corresponding first Kong Zhong, all terminals of the terminals of the wire guiding member 32 are electrically connected in right with it from the bottom of the wiring substrate 33 In the second conductive through hole answered.

In the present embodiment, all terminals of the terminals of foregoing circuit substrate 31 and corresponding wire guiding member 32 Terminal in terminals is electrically connected in corresponding and mutual conduction two conductive through holes.

It is further optimization to the low decreasing effect fruit of encoder whole height, as a kind of more excellent technical scheme, described the Face leads to corresponding terminal, and first conducting terminal to some conductive through holes of one conducting terminal 331 respectively A jumper 333 is designed with 331 each conductive through hole, and is electrically connected by the jumper 333 and corresponding terminal, As shown in Fig. 5.The diameter parallel of the jumper 333 and each conductive through hole.

In the present embodiment, all terminals of the terminals of the wire guiding member 32 be electrically connected to by way of welding with In its corresponding conductive through hole.In other variant embodiments, the terminals of the wire guiding member 32 can be by except welding Other electric connection modes in addition electrically connect with second conducting terminal 332.

Embodiment 2

The wiring construction of encoder circuit substrate and wire in the present embodiment and the encoder circuit substrate in embodiment 1 Essentially identical with the wiring construction of wire, it is differed only in：Change the structure, circuit substrate and wiring substrate of wiring substrate Between attachment structure and wiring substrate and wire guiding member between attachment structure, namely：

Fig. 9~Figure 14 is referred to, in the present embodiment, a surface of the wiring substrate 43, which offers, to be parallel to each other and divide Other some conductive groove 43A.Then in the present embodiment 2, the first conducting terminal 431 and the second conducting terminal 432 are distinguished Formed by the both ends of some conductive groove 43A, that is, being located at one close to circuit substrate 41 in some conductive groove 43A All terminals of the one end respectively with the terminals of circuit substrate 41 on side correspond, and are consequently formed first conducting terminal End 431；And the one end being located in some conductive groove 43A on the side of wire guiding member 42 connects with wire guiding member 42 respectively All terminals of line end 421 correspond, and are consequently formed second conducting terminal 432.

Now, the terminals of the circuit substrate 41 are electrically connected and are arranged in first conducting terminal 431, described The terminals 421 of wire guiding member 42 are electrically connected and are arranged in second conducting terminal 432.

Preferably, in the present embodiment, the terminals of the circuit substrate 41 are electrically connected by the jumper 432 of L-shaped structure It is connected in first conducting terminal 431, the terminals of the wire guiding member 42 are parallel to be welded in second conducting terminal In end 432.

Further to avoid impacting the overall height of encoder, it is preferable that the jumper 433 of the L-shaped structure Height be less than the wiring substrate 43 height.

Avoid impacting encoder overall height while the intensity of attachment structure to be further ensured that, preferably Ground, the bottom land inner bottom surface of each conductive groove are the semi-cylindrical structure of indent, as shown in figure 13.

Embodiment 3

The wiring construction of encoder circuit substrate and wire in the present embodiment and the encoder circuit substrate in embodiment 1 Essentially identical with the wiring construction of wire, it is differed only in：Change the structure, circuit substrate and wiring substrate of wiring substrate Between attachment structure and wiring substrate and wire guiding member between attachment structure, namely：

Refer to Figure 15~Figure 17, in the present embodiment, the wiring substrate 53 by the circuit substrate 51 terminals End extends protrusion and formed outward, and the terminals 511 of the circuit substrate 51 are arranged on the wiring substrate 53.Now, The terminals 521 of the wire guiding member 52 are electrically connected to the wiring of the circuit substrate 51 from the bottom of the wiring substrate 53 End.

Because the structure of the wiring substrate 53 in the present embodiment 3 is formed by circuit substrate 51, therefore it can be appreciated that： The present embodiment 3 has no wiring substrate 53 this structure, but the structure of circuit substrate 51 is improved, as shown in figure 17, Even if the terminals of circuit substrate 51 extend the bottom of the wire connecting portion, then terminals to form the finger plate 2 for protruding from encoder outward There is a certain distance between portion and finger plate 2, therefore even if it is welded in by wire guiding member 52 from the bottom of circuit substrate 51 It in the terminals of circuit substrate 51, will not also be contacted with finger plate 2, and also achieve the low of encoder whole height and subtract.

For the low decreasing effect fruit of further Optimized Coding Based device whole height, it is preferable that the wiring substrate 53 is by the circuit Extension protrusion is formed the terminal ends of substrate 51 outward in the horizontal direction.

In other variant embodiments, terminals end that can also be by the wiring substrate 53 by the circuit substrate 51 Portion first extends to be protruding to there are between the outer end end face of finger plate 2 outward along direction diagonally downward is enough to ensure that wire portion Untill position where the distance that part 52 and finger plate 2 will not contact, realize to the excellent of the low decreasing effect fruit of encoder whole height Change；Can also by the wiring substrate 53 by the circuit substrate 51 terminal ends first extend outward in the horizontal direction it is convex Go out to there are the distance institute that is enough to ensure that wire guiding member 52 and finger plate 2 will not contact between the outer end end face of finger plate 2 Position after, then along vertically downward direction extend to be formed, can also realize to the excellent of the low decreasing effect fruit of encoder whole height Change.

In addition, all terminals of the terminals of wire guiding member in above-mentioned each embodiment can be more than using line footpath AWG28 wire, so as to further reduce broken string risk.

Relative to prior art, the wiring construction of encoder circuit substrate and wire of the present utility model can ensure in electricity The height increase that encoder is overall will not be caused after base board and wire guiding member wiring, motor length will not be elongated, reduces coding The overall volume and installation footprint size of device；The bonding strength between wire guiding member and circuit substrate is also ensure that simultaneously, Reduce broken string risk and cut down material cost；And the whole height and volume of encoder of the present utility model are all than existing volume The whole height and small volume of code device, are more convenient installation operation, will not also cause motor length to increase.

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 (10)

1. the wiring construction of a kind of encoder circuit substrate and wire, including one end is the circuit substrate of terminals, one end is to connect The wire guiding member and wiring substrate of line end；It is characterized in that：The terminals of the wire guiding member by the wiring substrate with The terminals electrical connection of the circuit substrate, and the height where the terminals of the wire guiding member is less than or equal to the circuit Height where substrate top.

2. the wiring construction of encoder circuit substrate according to claim 1 and wire, it is characterised in that：The wiring base The opposite sides of plate is the first conducting terminal and the second conducting terminal of mutual conduction；The wiring substrate is partially disposed at The terminals top surface of the circuit substrate, the first conducting terminal of wiring substrate are bonded with the terminals of circuit substrate, and second Conducting terminal is exposed on the outside of the terminals of circuit substrate；And the height where the top of wiring substrate is less than or equal to institute State the height where the top of circuit substrate；

Position where the terminals of the wire guiding member from the top not higher than the wiring substrate is electrically accessed to described Two conducting terminals；The terminals of the circuit substrate electrically connect with the first conducting terminal.

3. the wiring construction of encoder circuit substrate according to claim 2 and wire, it is characterised in that：Described first leads Connect line end include axially through wiring substrate top surface and bottom surface and with a pair of all terminals 1 of the terminals of circuit substrate Some conductive through holes answered, second conducting terminal are included axially through wiring substrate top surface and bottom surface and and wire portion All terminals of the terminals of part some conductive through holes correspondingly；Some conductive through holes of first conductive terminals point Some conductive through holes not with second conducting terminal correspond, and per the company of conducting between corresponding two conductive through holes Connect；

All terminals of the terminals of the circuit substrate are electrically connected in the first corresponding conductive through hole, described to lead All terminals of the terminals of line part are electrically connected conductive logical in corresponding second from the bottom of the wiring substrate Kong Zhong.

4. the wiring construction of encoder circuit substrate according to claim 3 and wire, it is characterised in that：Described first leads Connecting some conductive through holes of line end, face leads to corresponding terminal respectively, and each of the first conducting terminal leads A jumper is designed with electric through-hole, and is electrically connected by the jumper and corresponding terminal；The jumper with it is each The diameter parallel of conductive through hole；

And/or all terminals of the terminals of the wire guiding member are respectively welded in corresponding conductive through hole.

5. the wiring construction of encoder circuit substrate according to claim 2 and wire, it is characterised in that：The wiring base One surface of plate offers some conductive grooves for being parallel to each other and distinguishing；First conducting terminal and the second conducting terminal End is formed by the both ends of some conductive grooves respectively；

The terminals of the circuit substrate are electrically connected and are arranged in first conducting terminal, the wiring of the wire guiding member End electrically connects and is arranged in second conducting terminal.

6. the wiring construction of encoder circuit substrate according to claim 5 and wire, it is characterised in that：The circuit base The terminals of plate are electrically connected in first conducting terminal by the jumper of L-shaped structure, the wiring of the wire guiding member Hold row level with both hands to be welded in second conducting terminal.

7. the wiring construction of the encoder circuit substrate and wire according to any one of claim 5~6, it is characterised in that： The height of the jumper of the L-shaped structure is less than the height of the wiring substrate；And/or bottom in the bottom land of each conductive groove Face is the semi-cylindrical structure of indent.

8. the wiring construction of encoder circuit substrate according to claim 1 and wire, it is characterised in that：The wiring base Plate extends protrusion by the terminal ends of the circuit substrate and formed outward, and described in the terminals of the circuit substrate are arranged at On wiring substrate；The terminals of the wire guiding member are electrically connected to the wiring of the circuit substrate from the bottom of the wiring substrate End.

9. the wiring construction of encoder circuit substrate according to claim 8 and wire, it is characterised in that：The wiring base By the terminal ends of the circuit substrate, extension protrusion is formed plate outward in the horizontal direction.

A kind of 10. encoder, it is characterised in that：Including the encoder circuit substrate and wire described in any one of claim 1~9 Wiring construction.