CN202833394U - Pneumatic type multiple-position pitch-regulating type structure - Google Patents
Pneumatic type multiple-position pitch-regulating type structure Download PDFInfo
- Publication number
- CN202833394U CN202833394U CN 201220493753 CN201220493753U CN202833394U CN 202833394 U CN202833394 U CN 202833394U CN 201220493753 CN201220493753 CN 201220493753 CN 201220493753 U CN201220493753 U CN 201220493753U CN 202833394 U CN202833394 U CN 202833394U
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- minute
- contiguous block
- apart
- tractive unit
- guide rail
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Abstract
The utility model discloses a pneumatic type multiple-position pitch-regulating type structure which comprises a contractive air cylinder and a support frame platform. The Pneumatic type multiple-position pitch-regulating type structure is characterized in that a sliding rail is arranged on the support frame platform. Multiple pitch-dividing connection blocks are distributed on the sliding rail. A pitch-dividing connection structure is arranged between every two adjacent pitch-dividing connection blocks. The contractive air cylinder is connected with one of the pitch-dividing connection blocks. The Pneumatic type multiple-position pitch-regulating type structure has the advantages of simplifying the structure, reducing the number of dynamic element air cylinders, reduces mutual instability of original multiple air cylinders with multiple mechanisms, greatly improving precision in pitch dividing and at the same time, reducing manufacture cost.
Description
Technical field
The utility model relates to the cylinder field, and concrete is, but a kind of pneumatic type multiposition variable-pitch type structure.
Background technique
At present, pneumatic type multiposition variable-pitch type structure generally will adopt a plurality of cylinders jointly to finish, and namely each displacement sub-agencies all is by each cylinder complete independently action.Be not difficult to find out, though total is arranged simple, owing to adopted a plurality of cylinders, each cylinder self more or less to have flexible error and the external environment influence such as air pressure and connecting tube, reduced dividing apart from precision of multiposition variable-pitch type structure, affect accuracy.In view of the foregoing, demand a kind of novel multipoint variable-pitch type structure urgently.
The model utility content
The utility model purpose is to overcome the precision deficiency that exists multi cylinder to produce in the prior art, but has proposed a kind of comparatively accurate pneumatic type multiposition variable-pitch type structure.
To achieve these goals, but the technical solution of the utility model is achieved in that a kind of pneumatic type multiposition variable-pitch type structure, comprise: telescopic cylinder, rack platform, it is characterized in that, be provided with slide rail on the described rack platform, be distributed with a plurality of minutes apart from contiguous block on this slide rail, adjacent minute apart between the contiguous block by minute connecting apart from linkage structure, described telescopic cylinder is connected with dividing apart from contiguous block one of them.
Comprised one first tractive unit and one second tractive unit apart from linkage structure in described minute, wherein, the first tractive unit is arranged on adjacent minute in the contiguous block, and the second tractive unit was arranged on another minute apart from contiguous block on contiguous block in one minute, and the first tractive unit and the second tractive unit are oppositely arranged.
Described rack platform is provided with one first guide rail and one second guide rail, and the first guide rail and the second guide rail are parallel to each other; Be provided with slidably one first minute on the first guide rail apart from contiguous block and one second minute apart from contiguous block, rack platform was provided with a fixing part near first minute apart from the contiguous block end in the first guide rail, was provided with one near second minute apart from end contiguous block end in the first guide rail and adjusted position-limit mechanism; The first tractive unit on the contiguous block matched with fixing part in first minute, and the first tractive unit on the contiguous block matched with first minute the second tractive unit apart from contiguous block in second minute; Be provided with slidably one the 3rd minute on the second guide rail apart from contiguous block and the first tractive unit apart from contiguous block matched with the 4th minute the second tractive unit apart from contiguous block in the 3rd minute apart from contiguous block in one the 4th minute regularly; Passed through a connection part apart from contiguous block in second minute and be connected apart from contiguous block with the 3rd minute, described telescopic cylinder was connected apart from contiguous block with second minute.
Compared with prior art, advantage of the present utility model: simplified structure, reduce the dynamical element number of cylinders, alleviate the mutual unstability of original multi cylinder band multimachine structure, greatly improve the precision of minute distance, reduce simultaneously manufacture cost.
Description of drawings
Below in conjunction with drawings and Examples the utility model is elaborated.
Fig. 1 is structural representation of the present utility model (minute distance).
Fig. 2 is the worm's eye view of Fig. 1.
Fig. 3 is the plan view of Fig. 1.
Fig. 4 is structural representation of the present utility model (closing distance).
Fig. 5 is the worm's eye view of Fig. 4.
Fig. 6 is the plan view of Fig. 4.
Embodiment
See also Fig. 1, but shown in the figure a kind of pneumatic type multiposition variable-pitch type structure, it comprises: a rack platform support, left end zone at platform support is placed with a telescopic cylinder, the zone line of platform support is provided with the slide rail (the first guide rail and the second guide rail, front and back are arranged) of two left and right directions that are parallel to each other.Be provided with actively one first minute on the first guide rail and (kept left apart from contiguous block in first minute apart from contiguous block and one second minute apart from contiguous block, kept right apart from contiguous block in second minute), namely first minute apart from contiguous block and second minute can be along freely slidably reciprocating on the first guide rail apart from contiguous block.Platform is provided with a fixing part in the first guide rail right-hand member, on contiguous block, laterally be provided with a head rod in first minute, the left and right end of head rod all is hook-shaped, and this fixing part also is hook formation, and the hook formation of its left part hook formation and fixing part is oppositely arranged.When first minute moved right apart from contiguous block, the left end hook formation of head rod can interlock with the fixing part hook formation, continued right shift apart from contiguous block in first minute thereby limit.Laterally be provided with one second connecting rod in second minute on contiguous block, the left end of the second connecting rod is hook formation, and the right-hand member hook formation of this hook formation and head rod is oppositely arranged.When second minute moves right apart from contiguous block, slowly be shifted apart from contiguous block in second minute, after the hook formation of the hook formation of the second connecting rod and head rod right-hand member interlocks, drive first minute apart from the contiguous block right shift; Be provided with actively one the 3rd minute on the second guide rail apart from contiguous block and (kept left apart from contiguous block in the 3rd minute apart from contiguous block in one the 4th minute regularly, kept right apart from contiguous block in the 4th minute), can along about the second guide rail, move around apart from contiguous block in namely the 3rd minute, the 4th minute fixing dead, irremovable apart from the position of contiguous block.Laterally be provided with one the 3rd connecting rod on the 3rd minute on contiguous block, the left end of the 3rd connecting rod is hook formation, and the right-hand member of the 4th connecting rod also is hook formation, and the hook formation of the hook formation of the 3rd connecting rod left end and the 4th connecting rod is oppositely arranged.When the 3rd minute moves right apart from contiguous block, slowly be shifted apart from contiguous block in the 3rd minute, after the hook formation of the hook formation of the 3rd connecting rod left end and the 4th connecting rod right-hand member interlocks, stopped displacement apart from contiguous block in namely the 3rd minute.
Again, on contiguous block, also be provided with a connection piece in second minute, this link extends back, and the left end that was embedded with a thread section and this thread section at described link in the 3rd minute apart from the vertical sky in contiguous block place was connected apart from contiguous block with the 3rd minute, and the right-hand member of thread bush is the abutment end of connecting rod; One adjusts the centre that stop nut is set in thread section, can adjust back and forth.When connecting rod moves right, the be connected abutment end of bar of bar to be connected, it is mobile together apart from contiguous block to drive thread section and the 3rd minute.When connecting rod was moved to the left, bar to be connected was against adjusting stop nut, and it is mobile together apart from contiguous block to drive thread section and the 3rd minute.
Again, the flexible rod of described telescopic cylinder passes and was connected apart from contiguous block with second minute apart from contiguous block in first minute, i.e. during telescopic cylinder work, can pull back pushes away second minute apart from contiguous block.
In order to adjust first minute apart from contiguous block and second minute apart from the distance between the contiguous block, right-hand member at described rack platform arranges one minute apart from regulating mechanism, namely the riser on the rack platform right side wears a thread section, the left end of thread section points to second minute apart from contiguous block, and thread section is by the mode left and right sidesing shifting of manual tune.When first minute will diminish apart from contiguous block and second minute apart from the setpoint distance between the contiguous block, then this thread section was to shifting left, by thread section with second minute apart from is connected against limiting second minute apart from the displacement of contiguous block, to reach the purpose of adjustment distance.
The usage mode of present embodiment is as follows:
One, divide apart from process:
Cylinder ventilation is action first, such as accompanying drawing 1, promotes second minute apart from contiguous block, simultaneously and the second connecting rod 9 drive head rods 7 that were connected apart from contiguous block in second minute, moves right apart from contiguous block in first minute that namely can drive with connecting rod 7 connections; Until the tight fit-state of connecting rod 6 snap fits of head rod 7 and fixing part; When carrying out above action, before and after minute drive the 3rd minute apart from structural connection 5 and move right simultaneously apart from contiguous block and the 3rd connecting rod 4 that is connected thereof, until the 3rd connecting rod 4 and the fixing tight fit-state of the 4th connecting rod 6 snap fits, thereby finish minute apart from process.
Two, closing course:
Cylinder ventilation is action in the other direction, the action that spur second minute apart from contiguous block to the cylinder direction, when touching first minute apart from contiguous block, two contiguous blocks along slide rail together to left movement, until to the position of the 4th connecting rod 6 diebacks of fixing.Meanwhile, before and after minute apart from structural connection 5 also can along with second minute apart from contiguous block together to left movement, adjust the limit screw cap position until shift onto, will promote the 3rd minute apart from contiguous block and the 3rd connecting rod 4 that is connected thereof simultaneously to left movement by screw rod, until the 4th minute apart from contiguous block with fixing the 3rd minute till the contiguous block dieback state, thereby finish the closing course of minute spacing mechanism.
Three, divide apart from conversion relation (only take three components distance as example):
Such as Fig. 1, shown in 2; Now define first to fourth minute minute distance distance with respect to the bottom surface fixed plate apart from contiguous block and be respectively Ax, Bx, Cx, Dx; Owing to minute fix apart from contiguous block 2C and bottom plate structure, cannot relative movement, so minute apart from the distance C x=0 of contiguous block 2C branch office, also can think first, second, the 4th minute minute distance apart from contiguous block be to depart from the 3rd minute apart from the distance of contiguous block.Shown in existing Ax, Bx, the relation of Dx can be expressed as follows:
Ax=a+b
Bx=a+b+c+d
Cx=0
Dx=e+f
A wherein, b, c, d, e, f represent respectively minute apart from be connected with self distance of snap fit of contiguous block reference datum, and this namely can be used as each minute apart from the theoretical foundation of structure.
Divide apart from converting for example: if a certain structure need design three component distances, every group of displacement distance is 10mm, according to formula and calculating; Guarantee Ax=a+b=10 during design; Dx=e+f=20; Bx=a+b+c+d=30 gets final product.Wherein a+b replaces with Ax in the Bx formula, can obtain following formula:
a+b=10
e+f=20
c+d=20
Guarantee during design that above representation can guarantee minute apart from distance.
Below only expressed mode of execution of the present utility model, it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model patent scope.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (3)
1. but pneumatic type multiposition variable-pitch type structure, comprise: telescopic cylinder, rack platform, it is characterized in that, be provided with slide rail on the described rack platform, be distributed with a plurality of minutes apart from contiguous block on this slide rail, adjacent minute apart between the contiguous block by minute connecting apart from linkage structure, described telescopic cylinder is connected with dividing apart from contiguous block one of them.
2. but a kind of pneumatic type multiposition variable-pitch type structure according to claim 1, it is characterized in that: comprised one first tractive unit and one second tractive unit apart from linkage structure in described minute, wherein, the first tractive unit be arranged on adjacent minute in the contiguous block one minute on contiguous block, the second tractive unit is arranged on another minute apart from contiguous block, and the first tractive unit and the second tractive unit are oppositely arranged.
But 3. a kind of pneumatic type multiposition variable-pitch type structure according to claim 2, it is characterized in that: described rack platform is provided with one first guide rail and one second guide rail, and the first guide rail and the second guide rail are parallel to each other; Be provided with slidably one first minute on the first guide rail apart from contiguous block and one second minute apart from contiguous block, rack platform was provided with a fixing part near first minute apart from the contiguous block end in the first guide rail, was provided with one near second minute apart from end contiguous block end in the first guide rail and adjusted position-limit mechanism; The first tractive unit on the contiguous block matched with fixing part in first minute, and the first tractive unit on the contiguous block matched with first minute the second tractive unit apart from contiguous block in second minute; Be provided with slidably one the 3rd minute on the second guide rail apart from contiguous block and the first tractive unit apart from contiguous block matched with the 4th minute the second tractive unit apart from contiguous block in the 3rd minute apart from contiguous block in one the 4th minute regularly; Passed through a connection part apart from contiguous block in second minute and be connected apart from contiguous block with the 3rd minute, described telescopic cylinder was connected apart from contiguous block with second minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220493753 CN202833394U (en) | 2012-09-26 | 2012-09-26 | Pneumatic type multiple-position pitch-regulating type structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220493753 CN202833394U (en) | 2012-09-26 | 2012-09-26 | Pneumatic type multiple-position pitch-regulating type structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202833394U true CN202833394U (en) | 2013-03-27 |
Family
ID=47945109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220493753 Expired - Fee Related CN202833394U (en) | 2012-09-26 | 2012-09-26 | Pneumatic type multiple-position pitch-regulating type structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202833394U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947617A (en) * | 2016-06-30 | 2016-09-21 | 苏州博众精工科技有限公司 | Automatic interval separating mechanism |
| CN114290299A (en) * | 2021-12-29 | 2022-04-08 | 苏州赛腾精密电子股份有限公司 | Carrying platform |
-
2012
- 2012-09-26 CN CN 201220493753 patent/CN202833394U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947617A (en) * | 2016-06-30 | 2016-09-21 | 苏州博众精工科技有限公司 | Automatic interval separating mechanism |
| CN114290299A (en) * | 2021-12-29 | 2022-04-08 | 苏州赛腾精密电子股份有限公司 | Carrying platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20150926 |
|
| EXPY | Termination of patent right or utility model |