CN106624557A - Single-cylinder two-way clamping mechanism - Google Patents
Single-cylinder two-way clamping mechanism Download PDFInfo
- Publication number
- CN106624557A CN106624557A CN201611233559.4A CN201611233559A CN106624557A CN 106624557 A CN106624557 A CN 106624557A CN 201611233559 A CN201611233559 A CN 201611233559A CN 106624557 A CN106624557 A CN 106624557A
- Authority
- CN
- China
- Prior art keywords
- pressure arm
- cylinder
- fixture template
- fixture
- clamping
- 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
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 77
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a single-cylinder two-way clamping mechanism. The mechanism mainly consists of a cylinder, two sets of cylinder connecting mechanisms, two pressing arms, a fixture molding plate, a molding plate fixed stand column and two sets of complete positioning clamping units. In the clamping operation, a piston rod of the cylinder performs an extension motion; and respectively through associated actions of the two sets of cylinder connecting mechanisms and the two pressing arms, the two sets of positioning clamping units respectively finish the clamping operation. In the opening operation, the piston rod of the cylinder performs a shrinkage motion; and respectively through associated actions of the two sets of cylinder connecting mechanisms and the two pressing arms, the two sets of positioning clamping units are respectively opened to finish the opening operation. The single-cylinder two-way clamping mechanism realizes that single cylinder drives two sets of pressing mechanisms to perform synchronous two-way pressing, solves the problems of space limiting and high production cost caused by traditional single-cylinder control and one-way clamping, and meanwhile, can simplify the fixture design mechanism to bring convenience to maintain a fixture.
Description
Technical field
The present invention relates to automobile technology and Fixture Design field, more particularly to a kind of single cylinder realizes the machine of Bidirectional clamping
Structure.
Background technology
Fixture is that automobile manufacturing field is especially welded one of indispensable tooling device in workshop.Fixture is capable of achieving fixed
The multiple functions such as position, clamping, support, gripping apparatus, chassis, skid can be classified as one kind of soldering cramping apparatus.
Soldering cramping apparatus are mainly made up of parts such as BASE, roller, POST mechanisms, by the control of gas circuit or circuit realiration fixture
System.Cylinder is the common part of fixture, drives piston drive to realize that the compression of clamp mechanism, opening etc. are moved by compressed air
Make.Conventional fixture positioning and clamping mechanism individually controls hold-down mechanism one-way compression or opening for cylinder, takes up room big, if zero
When part needs to realize that two-way positioning is clamped in finite spatial extent, it may appear that the limited situation of clamp mechanism arrangement space.
The present invention is effectively innovated by the tie point to cylinder, is realized single cylinder and is driven two groups of hold-down mechanisms
Synchronous bidirectional is compressed, and has saved fixture arrangement space, reduces manufacturing cost.
The content of the invention
The technical problem to be solved is to realize that one kind can drive two groups of hold-down mechanisms synchronous double with single cylinder
To the mechanism for compressing.
To achieve these goals, the technical solution used in the present invention is：A kind of single cylinder bidirectional clamping mechanism, the mechanism
Including fixture template, cylinder, first clamp system of fixture template one end is fixed on, is fixed on the second of the fixture template other end
Clamp system；
First clamp system is included the first pressure arm being fixed on fixture template by first rotating shaft, is arranged on first
First bindiny mechanism of pressure arm one end and it is arranged on the first pressure arm other end and fixture template mutually clamps the first folder of cooperation
Tight unit；
Second clamp system is included the second pressure arm being fixed on fixture template by the second rotating shaft, is arranged on second
Second bindiny mechanism of pressure arm one end and it is arranged on the second pressure arm other end and fixture template mutually clamps the second folder of cooperation
Tight unit；
The piston rod end and cylinder block bottom of the cylinder is connected to the first bindiny mechanism and the second bindiny mechanism
On.
First clamp system and the second clamp system are symmetricly set on the two ends of fixture template.
The fixture template two ends are provided with protrusion shaft seat, and first pressure arm and the second pressing plate pass through respectively first rotating shaft
It is fixed on the shaft seat at two ends with the second rotating shaft；Or first pressure arm and the second pressure arm are equipped with protrusion shaft seat, institute
State the shaft seat that fixture template two ends connect respectively the first pressure arm and the second pressure arm by first rotating shaft and the second rotating shaft；Or institute
State fixture template two ends and be provided with protrusion shaft seat, and first pressure arm and the second pressure arm are equipped with protrusion shaft seat, it is described
The shaft seat of the first pressure arm and fixture template one end is by first rotating shaft connection, second pressure arm and the fixture template other end
Shaft seat is connected by the second rotating shaft.
First bindiny mechanism and the second bindiny mechanism are connection cylinder and the first pressure arm, the bearing pin of the second pressure arm.
First clamping unit is two pieces of L-shaped clamping plates being separately fixed on the first pressure arm and fixture template, described
Two clamping units are two pieces of L-shaped clamping plates being separately fixed on the second pressure arm and fixture template.
The fixture template is bolted on template vertical columns.
The fixture template two ends are equipped with protrusion for limiting the first limit of the first pressure arm and the second pressure arm clamping stroke
Position is spacing with second.
The present invention is effectively innovated by the tie point to cylinder, is realized single cylinder and is driven two groups of hold-down mechanisms
Synchronous bidirectional is compressed, and solves the problems, such as that traditional list cylinder controls unidirectionally to clamp the limited space that causes, manufacturing cost high, while energy
Enough simplify jig Design mechanism, be easy to fixture to maintain.
Description of the drawings
The mark in the content and figure of every width accompanying drawing expression in description of the invention is briefly described below：
Fig. 1 is single cylinder bidirectional clamping mechanism structural representation in the clamp state；
Fig. 2 is single cylinder bidirectional clamping mechanism structural representation in the on-state；
Mark in above-mentioned figure is：1st, cylinder；2nd, the first bindiny mechanism；3rd, the second bindiny mechanism；4th, fixture template；5、
First pressure arm；6th, the second pressure arm；7th, template vertical columns；8th, first is spacing；9th, the first clamping unit；10th, second is spacing；11、
Second clamping unit.
Specific embodiment
Single cylinder bidirectional clamping mechanism includes fixture template 4, cylinder 1, is fixed on first clamping machine of the one end of fixture template 4
Structure, is fixed on the second clamp system of the other end of fixture template 4, and the first clamp system and the second clamp system can be symmetrical junction
Structure, is symmetricly set on the two ends of fixture template 4.
First clamp system include the first pressure arm 5, the first bindiny mechanism 2, the first clamping unit 9 and first spacing 8, second
Clamp system includes the second pressure arm 6, the second bindiny mechanism 3, the second clamping unit 11 and second spacing 10.
Cylinder 1 connects respectively with the first bindiny mechanism 2 and the second bindiny mechanism 3, and the first bindiny mechanism 2 is mainly used in connection
The pressure arm 5 of cylinder 1 and first, positioned at the piston guide rod of cylinder 1 top.First bindiny mechanism 2 and the second bindiny mechanism 3 are connection gas
The pressure arm 5 of cylinder 1 and first, the bearing pin of the second pressure arm 6.
First pressure arm 5 is connect by axle first rotating shaft and is fixed on fixture template 4, and the connected mode of the first bindiny mechanism 2 is
Bearing pin coordinates, and when 1 piston guide rod stretching motion of cylinder, the first pressure arm 5 is secured around the first rotating shaft axle on fixture template 4
The heart is rotated, and now the first bindiny mechanism 2 ensure that the first pressure arm 5 when around fixed axe movement, the piston of cylinder 1
The guide rod rolling stable with the first pressure arm 5 is connected, it is ensured that stablizing for the power output of cylinder 1 is effective.
Second bindiny mechanism 3 is mainly used in connecting the pressure arm 6 of cylinder 1 and second, positioned at the bottom of the body of cylinder 1, the second pressure
Arm 6 is fastened on fixture template 4 by the second rotating shaft.The connected mode of the second bindiny mechanism 3 is bearing pin cooperation, works as cylinder
During 1 piston guide rod stretching motion, the second rotating shaft core that the second pressure arm 6 is secured around on fixture template 4 is rotated, now
Second bindiny mechanism 3 ensure that the second pressure arm 6 when around fixed axe movement, the piston guide rod of cylinder 1 and the second pressure arm 6
Stable rolling connection, it is ensured that stablizing for the power output of cylinder 1 is effective.
To ensure that the first pressure arm 5 and the second pressure arm 6 have reliable rotation space at the two ends of fixture template 4, it is possible to use turn
Axle bed supports pressure arm and fixture template 4, can adopt following three kinds of modes：The two ends of fixture template 4 are provided with protrusion shaft seat, the first pressure
The pressing plate of arm 5 and second is fixed on the shaft seat at two ends respectively by first rotating shaft and the second rotating shaft；Or first pressure arm 5 and
Two pressure arms 6 are equipped with protrusion shaft seat, and the two ends of fixture template 4 connect the first pressure arm 5 by first rotating shaft and the second rotating shaft respectively
With the shaft seat of the second pressure arm 6；Or the two ends of fixture template 4 are provided with protrusion shaft seat, and the first pressure arm 5 and the second pressure arm 6
The shaft seat for being equipped with protrusion shaft seat, the first pressure arm 5 and the one end of fixture template 4 is connected by first rotating shaft, the He of the second pressure arm 6
The shaft seat of the other end of fixture template 4 is connected by the second rotating shaft.
First pressure arm 5 connects the first clamping unit 9 and first spacing 8, and the first clamping unit 9 includes compression and support two
Point, i.e., two pieces be separately fixed at the first pressure arm 5 and fixture template 4 on L-shaped clamping plate, support section is connected on fixture template 4,
Pressing section is connected on the first pressure arm 5；First spacing 8 is STOP limiting mechanisms in place, comprising upper and lower two parts, is respectively arranged
On the first pressure arm 5 and fixture template 4.First pressure arm 5 can drive the hold-down mechanism of the first clamping unit 9 to be moved, and
Limited by the compacted position of first spacing 8 pairs the first pressure arms 5.
Second pressure arm 6 connects the second clamping unit 11 and second spacing 10, and the second clamping unit 11 is comprising compression and supports
Two parts, i.e., two piece be separately fixed at the second pressure arm 6 and fixture template 4 on L-shaped clamping plate, support section is connected to fixture template
On 4, pressing section is connected on the second pressure arm 6；Second spacing 10 is STOP limiting mechanisms in place, comprising upper and lower two parts, point
It is not arranged on the second pressure arm 6 and fixture template 4.Second pressure arm 6 can drive the hold-down mechanism of the second clamping unit 11 to carry out
Move, and the compacted position by second spacing 10 pairs the second pressure arms 6 is limited.
Above-mentioned first spacing 8 and second spacing 10 is that H types coordinate limited block, for controlling the first pressure arm 5 and the second pressure arm 6
Stopping in place, it is to avoid overvoltage.Additionally, fixture template 4 is connected by bolt and template vertical columns 7, for whole mechanism
Fixed and positioning.
The job step of single cylinder bidirectional clamping mechanism includes two parts：
As shown in figure 1, compressing operation part：After cylinder 1 is ventilated, by clamping switch, the piston guide rod stretching motion of cylinder 1,
It is connected with the pivot pin of the first pressure arm 5 by the first bindiny mechanism 2, the first pressure arm 5 does swing arm around the tie point with fixture template 4
Motion, until first spacing 8 top and the bottom are fitted in place, the hold-down mechanism of the first clamping unit 9 is simultaneously complete with supporting mechanism
Compress into coordinating；While the stretching motion of cylinder 1 drives the first pressure arm 5 to complete compaction step, the motion of the piston guide rod of cylinder 1
Stroke drives the activity of the second pressure arm 6, the second pressure arm 6 to surround and fixture template 4 because of correlation by the second bindiny mechanism 3
Tie point does swing arm motion, until second spacing 10 top and the bottom are fitted in place, the hold-down mechanism of the second clamping unit 11 is same
When with supporting mechanism complete coordinate compress.
As shown in Fig. 2 opening operation part：By switch is opened, the piston guide rod contractile motion of cylinder 1 connects by first
Mechanism 2 is connected with the pivot pin of the first pressure arm 5, and the first pressure arm 5 does swing arm motion around the tie point with fixture template 4, until gas
Cylinder 1 shrinks in place, the hold-down mechanism and supporting mechanism of the first clamping unit 9, and first spacing 8 top and the bottom are separated,
First pressure arm 5 completes opening operation.While the contractile motion of cylinder 1 drives the first pressure arm 5 to complete opening steps, cylinder 1 is lived
The movement travel of plug guide rod drives the activity of the second pressure arm 6, the second pressure arm 6 to surround because of correlation by the second bindiny mechanism 3
Swing arm motion is done with the tie point of fixture template 44, until the hold-down mechanism and supporting mechanism of the second clamping unit 11, Yi Ji
Two spacing 10 top and the bottom are separated, and the second pressure arm 6 completes opening operation.
The present invention is exemplarily described above in conjunction with accompanying drawing, it is clear that the present invention is implemented and do not receive aforesaid way
Restriction, as long as employing the improvement of various unsubstantialities that method of the present invention design and technical scheme are carried out, or without changing
Enter and the design of the present invention and technical scheme are directly applied into other occasions, within protection scope of the present invention.
Claims (7)
1. a kind of single cylinder bidirectional clamping mechanism, it is characterised in that：The mechanism includes fixture template, cylinder, is fixed on clamp type
First clamp system of plate one end, is fixed on the second clamp system of the fixture template other end；
First clamp system is included the first pressure arm being fixed on fixture template by first rotating shaft, is arranged on the first pressure arm
First bindiny mechanism of one end and be arranged on the first pressure arm other end and fixture template mutually clamp cooperation the first clamping it is single
Unit；
Second clamp system is included the second pressure arm being fixed on fixture template by the second rotating shaft, is arranged on the second pressure arm
Second bindiny mechanism of one end and be arranged on the second pressure arm other end and fixture template mutually clamp cooperation the second clamping it is single
Unit；
The piston rod end and cylinder block bottom of the cylinder is connected in the first bindiny mechanism and the second bindiny mechanism.
2. single cylinder bidirectional clamping mechanism according to claim 1, it is characterised in that：First clamp system and second
Clamp system is symmetricly set on the two ends of fixture template.
3. single cylinder bidirectional clamping mechanism according to claim 1 and 2, it is characterised in that：The fixture template two ends set
There is protrusion shaft seat, first pressure arm and the second pressing plate are fixed on respectively the rotating shaft at two ends by first rotating shaft and the second rotating shaft
On seat；Or first pressure arm and the second pressure arm are equipped with protrusion shaft seat, the fixture template two ends pass through respectively first
Rotating shaft and the second rotating shaft connect the shaft seat of the first pressure arm and the second pressure arm；Or the fixture template two ends are provided with protrusion rotating shaft
Seat, and first pressure arm and the second pressure arm be equipped with protrusion shaft seat, first pressure arm and fixture template one end turn
Axle bed is connected by first rotating shaft, and the shaft seat of second pressure arm and the fixture template other end is connected by the second rotating shaft.
4. single cylinder bidirectional clamping mechanism according to claim 3, it is characterised in that：First bindiny mechanism and second
Bindiny mechanism is connection cylinder and the first pressure arm, the bearing pin of the second pressure arm.
5. the single cylinder bidirectional clamping mechanism according to claim 1 or 4, it is characterised in that：First clamping unit is
Two pieces of L-shaped clamping plates being separately fixed on the first pressure arm and fixture template, second clamping unit is separately fixed at for two pieces
L-shaped clamping plate on second pressure arm and fixture template.
6. single cylinder bidirectional clamping mechanism according to claim 5, it is characterised in that：The fixture template is solid by bolt
It is scheduled on template vertical columns.
7. the single cylinder bidirectional clamping mechanism according to claim 1 or 6, it is characterised in that：The fixture template two ends are equal
Protrusion is provided with for limiting the first pressure arm and the second pressure arm clamping stroke first is spacing and second spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233559.4A CN106624557A (en) | 2016-12-28 | 2016-12-28 | Single-cylinder two-way clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233559.4A CN106624557A (en) | 2016-12-28 | 2016-12-28 | Single-cylinder two-way clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624557A true CN106624557A (en) | 2017-05-10 |
Family
ID=58833161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611233559.4A Pending CN106624557A (en) | 2016-12-28 | 2016-12-28 | Single-cylinder two-way clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624557A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097008A (en) * | 2017-06-27 | 2017-08-29 | 上汽大众汽车有限公司 | A kind of weld clamp device |
| CN107214608A (en) * | 2017-06-28 | 2017-09-29 | 河北科技大学 | The many valve body hot investment casting part dead head Special cutting devices of stainless steel |
| CN112497406A (en) * | 2020-12-08 | 2021-03-16 | 厦门吉信隆宠物用品有限公司 | Solid wood part machining production line |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202045471U (en) * | 2011-04-26 | 2011-11-23 | 上海特思克汽车科技有限公司 | Welding work fixture |
| CN102328177A (en) * | 2011-09-14 | 2012-01-25 | 安徽巨一自动化装备有限公司 | Bidirectional lateral linkage and clamping mechanism |
| CN102463431A (en) * | 2010-11-08 | 2012-05-23 | 中国第一汽车集团公司 | Device for pneumatically realizing horizontal push positioning and bidirectional clamping by single cylinder |
| CN203062145U (en) * | 2012-12-19 | 2013-07-17 | 济南吉利汽车有限公司 | Single-air-cylinder double-clamping-arm clamping mechanism |
| CN203471200U (en) * | 2013-08-15 | 2014-03-12 | 上海华普汽车有限公司 | Integrated clamping and positioning mechanism |
| CN203751594U (en) * | 2014-03-05 | 2014-08-06 | 香河海潮制件有限公司 | Longeron clamping device |
| WO2016001507A1 (en) * | 2014-07-04 | 2016-01-07 | Peugeot Citroen Automobiles Sa | Device for clamping parts intended to be joined |
-
2016
- 2016-12-28 CN CN201611233559.4A patent/CN106624557A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102463431A (en) * | 2010-11-08 | 2012-05-23 | 中国第一汽车集团公司 | Device for pneumatically realizing horizontal push positioning and bidirectional clamping by single cylinder |
| CN202045471U (en) * | 2011-04-26 | 2011-11-23 | 上海特思克汽车科技有限公司 | Welding work fixture |
| CN102328177A (en) * | 2011-09-14 | 2012-01-25 | 安徽巨一自动化装备有限公司 | Bidirectional lateral linkage and clamping mechanism |
| CN203062145U (en) * | 2012-12-19 | 2013-07-17 | 济南吉利汽车有限公司 | Single-air-cylinder double-clamping-arm clamping mechanism |
| CN203471200U (en) * | 2013-08-15 | 2014-03-12 | 上海华普汽车有限公司 | Integrated clamping and positioning mechanism |
| CN203751594U (en) * | 2014-03-05 | 2014-08-06 | 香河海潮制件有限公司 | Longeron clamping device |
| WO2016001507A1 (en) * | 2014-07-04 | 2016-01-07 | Peugeot Citroen Automobiles Sa | Device for clamping parts intended to be joined |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097008A (en) * | 2017-06-27 | 2017-08-29 | 上汽大众汽车有限公司 | A kind of weld clamp device |
| CN107097008B (en) * | 2017-06-27 | 2023-05-12 | 上汽大众汽车有限公司 | Welding clamping device |
| CN107214608A (en) * | 2017-06-28 | 2017-09-29 | 河北科技大学 | The many valve body hot investment casting part dead head Special cutting devices of stainless steel |
| CN107214608B (en) * | 2017-06-28 | 2023-11-21 | 河北科技大学 | Stainless steel multi-valve body precision casting Special cutting device for casting head |
| CN112497406A (en) * | 2020-12-08 | 2021-03-16 | 厦门吉信隆宠物用品有限公司 | Solid wood part machining production line |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |