CN201018724Y - Location connecting member and machine frame - Google Patents
Location connecting member and machine frame Download PDFInfo
- Publication number
- CN201018724Y CN201018724Y CNU2006201445268U CN200620144526U CN201018724Y CN 201018724 Y CN201018724 Y CN 201018724Y CN U2006201445268 U CNU2006201445268 U CN U2006201445268U CN 200620144526 U CN200620144526 U CN 200620144526U CN 201018724 Y CN201018724 Y CN 201018724Y
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- Prior art keywords
- machine frame
- main body
- hole
- localization
- backboard
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Abstract
The utility model relates to a localization bridge piece and a .machine frame. The localization bridge piece comprises a body formation bridge piece main body which consists of a localization department extending outward, an index hole arranged on the bridge piece main body and a guide hole. The machine frame comprises a machine frame main body, a back board on the back of the machine frame main body, a joint plate fitted with the back board, two localization bridge pieces equipped fixedly on two sides of the black board; The black board is provided with a jack fitted with the localization department and the open hole fitted with the localization hole; The index hole which fixes the localization bridge piece on the back board is provided through the open hole and the localization hole; A guide pin fitted with the guide hole is arranged in the inner side of the joint plate. The localization department and the localization hole is separately provided to produce the high accurate localization department and cause the high accurate localization between the localization bridge piece and the back board; The localization bridge piece is fixed directly on the back board and fastens a relation chain for the back board. The joint board is connected with the localization bridge piece to eliminate the influence which common difference cause between the back board and the joint board.
Description
Technical field
The utility model relates to communication apparatus, more particularly, relates to the backboard of a kind of communication machine frame and communication machine frame and the positioning link between the interface board.
Background technology
Continuous advancement in technology along with the communication field the inside, interface board in the communication machine frame has possessed can plug function, for the flexible configuration that realizes all kinds of business has been brought convenience, also, still how to guarantee that the reliable plug of interface board is an a great problem for outlet before and after the realization of product provides possibility (generally being the rear portion that is placed on product).
Usually the practice widely followed of industry is that interface board is fastened on the machine frame, has arrived and can't realize in user's hand changing, and a kind of business configuration just needs a machine frame corresponding with it.That is to say that a kind of machine frame can only dispose a kind of business, increased user's stock's stock quantity and risk undoubtedly.
For fear of excessive stock's stock quantity and risk, pluggable interface board has appearred adopting in industry.Business configuration is flexible more like this, changes a business configuration, and same machine frame only need be changed an interface board and just can realize.
As shown in Figure 1 to Figure 3, be existing a kind of machine frame, it comprises machine frame main body 1, is installed in the backboard 2 in the machine frame main body 1 and is arranged on machine frame main body 1 outside and backboard 2 interface matched plates 3.Usually, interface board 3 is fixedly mounted on the machine frame main body 1 by support 4.This support 4 is made by sheet metal component, is fixed on the machine frame main body 1 by modes such as hold-down screw, rivet, bolts; And go out via hole in the both sides of support 4 and be used as dowel hole 5.
As Fig. 2, be the schematic diagram of present interfaces plate 3, be provided with the long pilot pin of metal in the inboard of the filler panel of interface board 3 and make guide finger 6.Realize the guiding that interface board 3 plugs by guide finger on the interface board 36 and the dowel hole 5 on the support 4 that is installed in machine frame, both assembly relations, as shown in Figure 3.And interface board 3 is electrically connected by connector 7 with backboard 2.
There is following shortcoming at least in existing machine frame: 1, fixing between support and the machine frame, and backboard and machine frame are fixed, so the error of machine frame can be coupled to cooperating between interface board and the backboard.Its fastening pass tethers is that backboard is installed on the machine frame, and support also is installed on the machine frame simultaneously, and interface board is connected with backboard by the support guiding.In whole assembly relation chain, what really will guarantee is fixed position precision between interface board and the backboard, and increased the tolerance of machine frame in the existing scheme, make that the tolerance chain that cooperates between interface board and the backboard is long, both positions concern that tolerance is bigger, and pin takes place under the poor situation of guiding accuracy easily.
2, the degree of depth that cooperates between the dowel hole on the guide finger on the interface board and the machine frame has only the thickness of a sheet metal component (usually less than 2mm).The cooperation degree of depth of guide finger is too small, makes the position deviation between the male and female connector on interface board and the backboard can not reach the centering capacity of connector itself, so easy pin (as Fig. 3) that falls.
3, do not have a location hole between support and the backboard, have only the screw fastener hole,, caused between support and the backboard position of related features scope bigger because the precision of screw fastener hole is lower.Dowel hole on the support is used for the interface board that leads, like this interface board and backboard between the position relation can not be good assurance, pin takes place easily.
The utility model content
The technical problem that embodiment of the present utility model will solve is, defective at the interface board of the above-mentioned machine frame of prior art and the tolerance chain length between the backboard, aligning accuracy difference, a kind of positioning link is provided, can directly be fixed on the backboard of machine frame, shortens tolerance chain between backboard and the interface board, improves its aligning accuracy.
Embodiment of the present utility model another technical problem to be solved is, at the defective of the interface board of the above-mentioned machine frame of prior art and the tolerance chain length between the backboard, aligning accuracy difference, provide a kind of machine frame that reduces tolerance chain between backboard and the interface board, can improve its aligning accuracy.
The technical scheme that its technical problem that solves embodiment of the present utility model adopts is: construct a kind of positioning link, comprise integrated connector main body, described connector main body comprises outward extending location division, the location hole of offering and pilot hole on described main body.
The technical scheme that its another technical problem that solves embodiment of the present utility model adopts is: construct a kind of machine frame, comprise the machine frame main body, be fixedly mounted on described machine frame main body the back side backboard and with described backboard interface matched plate; Described machine frame also comprises two positioning links that are fixedly mounted on described backboard both sides;
Described positioning link comprises integrated connector main body, and described connector main body comprises outward extending location division, the location hole of offering and pilot hole on described connector main body;
Described backboard is provided with jack that cooperates with described location division and the perforate that cooperates with described location hole; In described perforate and described location hole, be equipped with described positioning link is fixed on securing member on the described backboard;
Described interface board inboard is provided with the guide finger that cooperates with described pilot hole.
Implement positioning link and the machine frame of embodiment of the present utility model, have following beneficial effect: 1, positioning link is separated one-body molded separately, and location division and location hole branch are arranged, thereby can make high-precision location division, and location hole only gets final product for the via hole that can pass for connector, and the margin of tolerance of location hole can be very big; Thereby make that positioning accuracy height, position relation between positioning link and the backboard are accurate;
2, because positioning link directly is fixed on the backboard, its fastening pass tethers is that backboard, interface board are connected with positioning link simultaneously, has eliminated the influence of tolerance between backboard and interface board of machine frame;
3, in integrated positioning link, can realize easily pilot hole is extended, and the making ratio of precision of this processing technology is higher, avoided the dowel hole depth as shallow of sheet metal component of the prior art, be difficult to realize the lengthening of pilot hole and the defective that machining accuracy is difficult to assurance, have the guiding accuracy height, process simple advantage.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the schematic rear view of the machine frame of prior art;
Fig. 2 is the structural representation of the interface board of prior art;
Fig. 3 is the cooperation schematic diagram of the machine frame of prior art;
Fig. 4 is the schematic perspective view of the positioning link of an embodiment of the utility model;
Fig. 5 is the sectional perspective schematic diagram of the machine frame of an embodiment of the utility model;
Fig. 6 is the schematic rear view of omission interface board of the machine frame of an embodiment of the present utility model.
Embodiment
As shown in Figure 4, among first embodiment of the present utility model, positioning link 10 comprises integrated connector main body.In the present embodiment, this connector main body is by casting integrated moulding; Understandable, this connector main body also can be by mode moulding such as injection mouldings.
In the present embodiment, described connector main body comprises horizontal part 11 and at the upwardly extending vertical component effect 12 of horizontal part 11 1 sides.Understandable, connector main body also can be made a thickness, more a plurality of vertical component effect or other version.
Extend outward location division 13 in the bottom of horizontal part 11, by the backboard location of location division 13 with machine frame.Described location division 13 can be the location structure of alignment pin or other form.Simultaneously on horizontal part 11, offer location hole 14, so that securing member is by locking with the backboard of machine frame.Alignment pin can be two, and location hole 14 can be three; The quantity of alignment pin and location hole 14 can be adjusted as required.Run through being provided with at least one hole on described vertical component effect 12, as pilot hole 15, its quantity can be adjusted as required certainly, can for one, two or more.
Positioning link 10 is separated one-body molded separately, and location division 13 and fastener hole branch are arranged, thereby can make high-precision location division 13, and location hole 14 only gets final product for the via hole that can pass for connector, the margin of tolerance of location hole can be very big; Thereby make that positioning accuracy height, position relation between positioning link 10 and the backboard are accurate.In integrated positioning link 10, can realize easily pilot hole 15 lengthenings, and the making ratio of precision of this processing technology is higher, avoided the dowel hole depth as shallow of sheet metal component of the prior art, be difficult to realize the lengthening of pilot hole 15 and the defective that machining accuracy is difficult to assurance, have the guiding accuracy height, process simple advantage.
As Fig. 5, shown in Figure 6, it is the partial view of the machine frame of an embodiment of the present utility model, it comprises machine frame main body 30, be fixedly mounted on the backboard 40 at the back side of described machine frame main body 30, with described backboard 40 interface matched plates, and two positioning links 10 that are fixedly mounted on described backboard 40 both sides.
In the present embodiment, each described positioning link 10 can use the version of the positioning link 10 among the embodiment, so do not give unnecessary details.
Described backboard 40 is provided with jack 41 that cooperates with described location division and the perforate 42 that cooperates with described location hole.In described perforate 42 and described location hole, be equipped with described positioning link 10 is fixed on securing member 60 on the described backboard 40.Described securing member can be trip bolt; Understandable, also can use other with the securing member of positioning link 10 extended immobilization on backboard 40, for example bolt, rivet etc.Described interface board inboard is provided with the guide finger that cooperates with described pilot hole.In the present embodiment, described guide finger is provided with in the inboard of the filler panel of interface board.
When assembling, at first the alignment pin with positioning link 10 is inserted in the positioning jack 41 of backboard 40, and then the perforate 42 of using screw to pass the location hole and the backboard 40 of positioning link 10, and two positioning links 10 are locked on the both sides of backboard 40.Guide finger with interface board is inserted in the pilot hole of positioning link 10 then, makes interface board guiding insert, and the connector on the interface board is connected with connector on the backboard 40, thereby interface board is linked in the machine frame, finishes assembling.
Because positioning link 10 is separated one-body molded separately, and location division and fastener hole branch are arranged, thereby can make high-precision location division, and fastener hole only gets final product for the via hole that can pass for connector, the margin of tolerance of fastener hole can be very big; Thereby make that positioning accuracy height, position relation between positioning link 10 and the backboard 40 are accurate.
In addition, because positioning link 10 directly is fixed on the backboard 40, its fastening pass tethers is that backboard 40, interface board are connected with positioning link 10 simultaneously, has eliminated the influence of tolerance between backboard 40 and interface board of machine frame.
In integrated positioning link 10, can realize easily pilot hole is extended, and the making ratio of precision of this processing technology is higher, avoided the dowel hole depth as shallow of sheet metal component of the prior art, be difficult to realize the lengthening of pilot hole and the defective that machining accuracy is difficult to assurance, have the guiding accuracy height, process simple advantage.And can under the situation of not revising any interface board and machine frame, improve the guidance capability of interface board greatly.
Claims (10)
1. a positioning link is characterized in that, comprises integrated connector main body, and described connector main body comprises outward extending location division, the location hole of offering and pilot hole on described main body.
2. positioning link according to claim 1 is characterized in that, described connector main body is by casting or integrated through injection molding moulding.
3. positioning link according to claim 2 is characterized in that, described connector main body comprises horizontal part and at the upwardly extending vertical component effect of described horizontal part one side; Described location division is at the outward extending alignment pin of described horizontal part.
4. positioning link according to claim 3 is characterized in that, described location hole is for running through at least two holes offering on described horizontal part.
5. positioning link according to claim 3 is characterized in that, described pilot hole is for running through at least one hole of offering on described vertical component effect.
6. machine frame, comprise the machine frame main body, be fixedly mounted on described machine frame main body the back side backboard and with described backboard interface matched plate; It is characterized in that described machine frame also comprises two positioning links that are fixedly mounted on described backboard both sides;
Described positioning link comprises integrated connector main body, and described connector main body comprises outward extending location division, the location hole of offering and pilot hole on described connector main body;
Described backboard is provided with jack that cooperates with described location division and the perforate that cooperates with described location hole; In described perforate and described location hole, be equipped with described positioning link is fixed on securing member on the described backboard;
Described interface board inboard is provided with the guide finger that cooperates with described pilot hole.
7. machine frame according to claim 6 is characterized in that, described connector main body is by casting or integrated through injection molding moulding.
8. machine frame according to claim 7 is characterized in that, described connector main body comprises horizontal part and at the upwardly extending vertical component effect of described horizontal part one side; Described location division is at the outward extending alignment pin of described horizontal part.
9. machine frame according to claim 8 is characterized in that, described location hole is for running through at least two holes offering on described horizontal part; Described pilot hole is for running through at least one hole of offering on described vertical component effect.
10. machine frame according to claim 6 is characterized in that, described securing member is trip bolt, bolt or rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201445268U CN201018724Y (en) | 2006-12-31 | 2006-12-31 | Location connecting member and machine frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201445268U CN201018724Y (en) | 2006-12-31 | 2006-12-31 | Location connecting member and machine frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201018724Y true CN201018724Y (en) | 2008-02-06 |
Family
ID=39059227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201445268U Expired - Fee Related CN201018724Y (en) | 2006-12-31 | 2006-12-31 | Location connecting member and machine frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201018724Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541052A (en) * | 2013-10-30 | 2014-01-29 | 李理 | Feeding device of gilling machine |
| CN113783006A (en) * | 2020-06-09 | 2021-12-10 | 华为技术有限公司 | Computer equipment and machine frame with multi-veneer butt joint |
-
2006
- 2006-12-31 CN CNU2006201445268U patent/CN201018724Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541052A (en) * | 2013-10-30 | 2014-01-29 | 李理 | Feeding device of gilling machine |
| CN113783006A (en) * | 2020-06-09 | 2021-12-10 | 华为技术有限公司 | Computer equipment and machine frame with multi-veneer butt joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20100201 |