CN104400701A - Safe aluminum alloy cylinder clamping mechanism - Google Patents
Safe aluminum alloy cylinder clamping mechanism Download PDFInfo
- Publication number
- CN104400701A CN104400701A CN201410733040.7A CN201410733040A CN104400701A CN 104400701 A CN104400701 A CN 104400701A CN 201410733040 A CN201410733040 A CN 201410733040A CN 104400701 A CN104400701 A CN 104400701A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- shaped bar
- leg
- piston rod
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The invention relates to fixture accessories, particularly to a safe aluminum alloy cylinder clamping mechanism. The safe aluminum alloy cylinder clamping mechanism comprises a fixing frame and a cylinder which serves as a driving source; the cylinder is fixedly connected with the fixing frame; a piston rod of the cylinder is connected with a T-shaped rod; a first supporting leg of the T-shaped rod is provided with a long hole; the T-shaped rod penetrates the long hole through a pin to be hinged to the piston rod; a second supporting leg of the T-shaped rod is hinged to the fixing frame; a third supporting leg of the T-shaped rod is hinged to a toggle rod; a free end of the toggle rod is hinged to a transmission rod; the transmission rod is connected with a through hole in a sliding mode, wherein the through hole is formed in the fixing frame; a free end of the transmission rod is connected with a fixture. According to the safe aluminum alloy cylinder clamping mechanism, the fixture can be maintained in the clamping state for a long time stably.
Description
Technical field
The present invention relates to the accessory of fixture, be specifically related to a kind of safe aluminium alloy cylinder clamping device.
Background technology
Aluminium alloy density is low, but strength ratio is higher, close to or exceed high-quality steel, plasticity is good, can be processed into various section bar, has excellent electric conductivity, thermal conductivity and corrosion stability, industrially widely uses, and use amount is only second to steel.Some aluminium alloys can adopt heat treatment to obtain good mechanical performance, physical property and corrosion resistance.2008 Beijing Olympic Games torch lucky cloud is exactly that aluminium alloy makes.
Repairing wound is an important ring in forge die technique.Because aluminium alloy is at high temperature softer, viscosity is large, poor fluidity, easy sticking to mould also produces various blemish (folding, burr, crackle etc.), before carrying out next process, must polish, repair wound, scarfing is clean, otherwise defect will expand further in subsequent handling, forging will even be caused to scrap.Repair the instrument of hindering and have air operated portable grinder, pneumatic little milling cutter, electronic little milling cutter and flat chisel etc.First investigate thoroughly rejected region through corrosion before repairing wound, repair injury and want rounding off, its width should be 5 ~ 10 times of the degree of depth.
Repair needs when hindering in prior art to carry out again repairing wound after first piece-holder being fixed, repair and hinder this process and can continue the longer time, higher requirement is had to the drive source stopped for power, want the state that can keep clamping the long period, current hydraulic clamp can realize this function preferably, but the large-scale hydraulic clamp cost that uses is too high.Think now that cylinder that use cost is lower is as drive source, but the piston rod of cylinder to stretch out rear very difficult guarantee cylinder body air tight and keep stable.
Summary of the invention
The object of the present invention is to provide a kind of mechanism can allow the maintenance clamp position of fixture long-time stable.
The present invention is achieved by the following technical solutions: safe aluminium alloy cylinder clamping device, comprise fixed mount, cylinder as drive source, cylinder is fixedly connected with fixed mount, wherein, the piston rod of cylinder is connected with T-shaped bar, first leg of T-shaped bar offers elongated hole, T-shaped bar is articulated with piston rod by pin through elongated hole, second leg of T-shaped bar is articulated with on fixed mount, 3rd leg of T-shaped bar is hinged with toggle link, the free end of toggle link is hinged with drive link, and the through hole that drive link and fixed mount are offered is slidably connected, and the free end of drive link is connected with fixture.
The invention has the beneficial effects as follows: mention if use cylinder as fixture in background, then cannot ensure that the piston rod of cylinder provides stable thrust for a long time after stretching out, holder may be caused due to cylinder leakage tester unstable, gently then affect operating efficiency, heavy then cause security incident.Inventive point of the present invention is also with regard to after being to provide a mechanism to make the piston rod of cylinder stretch out, when stable chucking power can be provided for fixture without when External Force Acting, difference with the prior art of the present invention wanted self-locking connecting mechanism before cylinder piston rod jockey, the operation principle of mechanism is described below by the course of work describing self-locking mechanism, cylinder piston rod stretches out, first leg of the hinged T-shaped bar of piston rod swings, piston rod swings T-shaped bar and rotates around the pin joint of the second leg, 3rd leg of T-shaped bar promotes and the toggle link of horizontal plane by angle, toggle link is being promoted the drive link hinged with it by the process that is bulldozed, drive link drives fixture to make holding action, holding action is completed to this, when the piston rod of contrary cylinder moves in the other direction, all drive disk assemblies are motion in the other direction, and fixture unclamps workpiece.Operation principle of the present invention is, when the pin joint of T-shaped bar and fixed mount, T-shaped bar and the pin joint of toggle link and the pin joint of toggle link and drive link, the axis collinear of three pin joints and drive link, even if drive link is subject to the reaction force from fixture, component can not promote the rotation of T-shaped bar, power can balance at the second leg and the hinged place of fixed mount, completes self-locking.The present invention is before being subject to the power of replying from the piston rod of cylinder in sum, and fixture can keep clamp position always.
Further, the end face of the nearly fixed mount of T-shaped bar is provided with limited block.The important condition that the present invention can realize is, the piston rod of cylinder stretches out the axis collinear of rear three pin joints and drive link, arranges limited block and avoids cylinder piston rod excessively to stretch out, cannot realize self-locking.
Further, limited block is provided with length-adjustable device.When T-shaped bar deviation or when wearing and tearing to some extent to some extent, regulated by limited block.
Further, the first leg of T-shaped bar is fixedly connected with limiting plate.The angle of the piston rod of restricted T shape bar and cylinder.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of structural safety aluminium alloy cylinder clamping device embodiment of the present invention;
Reference numeral: fixed mount 1, cylinder 2, T-shaped bar 3, first leg 31, second leg 32, the 3rd leg 33, limited block 4, toggle link 5, drive link 6, fixture 7, limiting plate 8.
Detailed description of the invention
Safe aluminium alloy cylinder 2 clamping device by reference to the accompanying drawings shown in 1, comprise fixed mount 1, cylinder 2 as drive source, cylinder 2 welds with fixed mount 1, wherein, the piston rod of cylinder 2 is connected with T-shaped bar 3, first leg 31 of T-shaped bar 3 offers elongated hole, and T-shaped bar 3 is articulated with piston rod by pin through elongated hole, and the first leg 31 of T-shaped bar 3 is welded with limiting plate 8.Second leg 32 of T-shaped bar 3 is articulated with on fixed mount 1,3rd leg 33 of T-shaped bar 3 is hinged with toggle link 5, the free end of toggle link 5 is hinged with drive link 6, the through hole that drive link 6 and fixed mount 1 are offered is slidably connected, the pin joint of drive link 6 and the second leg 32 is with the axis collinear of drive link 6, and the free end of drive link 6 is connected with fixture 7.The end face of the nearly fixed mount 1 of T-shaped bar 3 is provided with limited block 4.Limited block 4 is provided with length-adjustable device.
Result of use and each several part characteristic effect: mention if use cylinder 2 as fixture 7 in background, then cannot ensure that the piston rod of cylinder 2 provides stable thrust for a long time after stretching out, fixture 7 may be caused to clamp shakiness because cylinder 2 leaks gas, light then affect operating efficiency, heavy then cause security incident.Inventive point of the present invention is also with regard to after being to provide a mechanism to make the piston rod of cylinder 2 stretch out, when stable power can be provided for fixture 7 without when External Force Acting, difference with the prior art of the present invention wanted self-locking connecting mechanism before cylinder 2 piston rod jockey 7, the operation principle of mechanism is described below by the course of work describing self-locking mechanism, cylinder 2 piston rod stretches out, first leg 31 of the hinged T-shaped bar 3 of piston rod swings, piston rod swing T-shaped bar 3 rotates around the pin joint of the second leg 32, 3rd leg 33 of T-shaped bar 3 promotes and the toggle link 5 of horizontal plane by angle, toggle link 5 is being promoted the drive link 6 hinged with it by the process that is bulldozed, drive link 6 drives fixture 7 to make holding action, holding action is completed to this, when the piston rod of contrary cylinder 2 moves in the other direction, all drive disk assemblies are motion in the other direction, and fixture 7 unclamps workpiece.Operation principle of the present invention is, when the pin joint of the pin joint of T-shaped bar 3 and fixed mount 1, T-shaped bar 3 and toggle link 5 and toggle link 5 and the pin joint of drive link 6, during the axis collinear of three pin joints and drive link 6, even if drive link 6 is subject to the reaction force from fixture 7, not component can not promote T-shaped bar 3 and rotates, power can balance in the place that the second leg 32 is hinged with fixed mount 1, completes self-locking.The present invention is before being subject to the power of replying from the piston rod of cylinder 2 in sum, and fixture 7 can keep clamp position always.The end face of the nearly fixed mount 1 of T-shaped bar 3 is provided with limited block 4.The important condition that the present invention can realize is, the piston rod of cylinder 2 stretches out the axis collinear of rear three pin joints and drive link 6, arranges limited block 4 and avoids cylinder 2 piston rod excessively to stretch out, cannot realize self-locking.Limited block 4 is provided with length-adjustable device.When T-shaped bar 3 deviation or when wearing and tearing to some extent to some extent, regulated by limited block 4.First leg 31 of T-shaped bar 3 is fixedly connected with limiting plate 8.The angle of the piston rod of restricted T shape bar 3 and cylinder 2.
Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; under the prerequisite not departing from structure of the present invention; some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (4)
1. safe aluminium alloy cylinder clamping device, comprise fixed mount, as the cylinder of drive source, described cylinder is fixedly connected with fixed mount, it is characterized in that, the piston rod of described cylinder is connected with T-shaped bar, first leg of described T-shaped bar offers elongated hole, described T-shaped bar is articulated with piston rod by pin through described elongated hole, second leg of described T-shaped bar is articulated with on fixed mount, 3rd leg of described T-shaped bar is hinged with toggle link, the free end of described toggle link is hinged with drive link, the through hole that described drive link and fixed mount are offered is slidably connected, the free end of described drive link is connected with fixture.
2. safe aluminium alloy cylinder clamping device as claimed in claim 1, it is characterized in that, the end face of the nearly fixed mount of described T-shaped bar is provided with limited block.
3. safe aluminium alloy cylinder clamping device as claimed in claim 1, it is characterized in that, described limited block is provided with length-adjustable device.
4. safe aluminium alloy cylinder clamping device as claimed in claim 1, it is characterized in that, the first leg of described T-shaped bar is fixedly connected with limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410733040.7A CN104400701A (en) | 2014-12-07 | 2014-12-07 | Safe aluminum alloy cylinder clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410733040.7A CN104400701A (en) | 2014-12-07 | 2014-12-07 | Safe aluminum alloy cylinder clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104400701A true CN104400701A (en) | 2015-03-11 |
Family
ID=52638400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410733040.7A Pending CN104400701A (en) | 2014-12-07 | 2014-12-07 | Safe aluminum alloy cylinder clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400701A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817500A (en) * | 2018-06-27 | 2018-11-16 | 麻城市中达精密机械有限公司 | Bar shearing device and material head material tail automatic sorting method |
| CN112123249A (en) * | 2020-10-21 | 2020-12-25 | 徐州工业职业技术学院 | Toggle rod annular workpiece clamp |
| CN113320948A (en) * | 2021-05-28 | 2021-08-31 | 安徽省辉煌机械制造有限公司 | Turnover device for producing automobile energy absorption block |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0240218A1 (en) * | 1986-03-25 | 1987-10-07 | Think Laboratory Co., Ltd. | Method for supporting a pipe |
| US20020017751A1 (en) * | 2000-08-04 | 2002-02-14 | Kazuyoshi Takahashi | Clamp apparatus |
| CN202356906U (en) * | 2011-11-30 | 2012-08-01 | 昆山诺克科技汽车装备制造有限公司 | Four-connecting-rod dead point mechanism |
| CN103934774A (en) * | 2014-04-30 | 2014-07-23 | 鹤山市广明源照明电器有限公司 | Double-end clamp |
| CN204339628U (en) * | 2014-12-07 | 2015-05-20 | 绥阳县耐环铝业有限公司 | Safe aluminium alloy cylinder clamping device |
-
2014
- 2014-12-07 CN CN201410733040.7A patent/CN104400701A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0240218A1 (en) * | 1986-03-25 | 1987-10-07 | Think Laboratory Co., Ltd. | Method for supporting a pipe |
| US20020017751A1 (en) * | 2000-08-04 | 2002-02-14 | Kazuyoshi Takahashi | Clamp apparatus |
| CN202356906U (en) * | 2011-11-30 | 2012-08-01 | 昆山诺克科技汽车装备制造有限公司 | Four-connecting-rod dead point mechanism |
| CN103934774A (en) * | 2014-04-30 | 2014-07-23 | 鹤山市广明源照明电器有限公司 | Double-end clamp |
| CN204339628U (en) * | 2014-12-07 | 2015-05-20 | 绥阳县耐环铝业有限公司 | Safe aluminium alloy cylinder clamping device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817500A (en) * | 2018-06-27 | 2018-11-16 | 麻城市中达精密机械有限公司 | Bar shearing device and material head material tail automatic sorting method |
| CN112123249A (en) * | 2020-10-21 | 2020-12-25 | 徐州工业职业技术学院 | Toggle rod annular workpiece clamp |
| CN113320948A (en) * | 2021-05-28 | 2021-08-31 | 安徽省辉煌机械制造有限公司 | Turnover device for producing automobile energy absorption block |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150311 |