CN110202604A - A kind of Pneumatic clamping jaw and mechanical clamping device - Google Patents
A kind of Pneumatic clamping jaw and mechanical clamping device Download PDFInfo
- Publication number
- CN110202604A CN110202604A CN201910585423.7A CN201910585423A CN110202604A CN 110202604 A CN110202604 A CN 110202604A CN 201910585423 A CN201910585423 A CN 201910585423A CN 110202604 A CN110202604 A CN 110202604A
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- CN
- China
- Prior art keywords
- clamping jaw
- pneumatic clamping
- piston rod
- guide
- cylinder barrel
- 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
- 238000007789 sealing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/08—Gripping heads and other end effectors having finger members
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The present invention relates to mechanical grip technical field more particularly to a kind of Pneumatic clamping jaws and mechanical clamping device.The Pneumatic clamping jaw includes cylinder and clamping jaw, and cylinder includes cylinder barrel, and sliding chamber is equipped in cylinder barrel, and sliding intracavitary sliding is equipped with piston rod, and one end of piston rod sets the guide rod there are two inclined in opposite directions；Two clamping jaws are slidably connected with cylinder barrel respectively, and two guide rods are slidably connected with two clamping jaws respectively, and the stretching of piston rod or retraction two clamping jaws of driving close or open.The Pneumatic clamping jaw structure is simple, reduces the weight of Pneumatic clamping jaw, reduces the load requirement to executing agency engaged therewith；The size for reducing Pneumatic clamping jaw, has saved installation space.
Description
Technical field
The present invention relates to mechanical grip technical field more particularly to a kind of Pneumatic clamping jaws and mechanical clamping device.
Background technique
In the fields such as automatic production line or machining, life is especially assembled automatically in small object such as electronic component
In producing line, it is often necessary to carry out pick-and-place material to piece-holder in arm end setting Pneumatic clamping jaw.Meeting the negative of manipulator
In the case that load requires and use space is limited in scope, weight and size to Pneumatic clamping jaw require high.It is existing at present pneumatic
Clamping jaw, internal drive are mostly curved bar mechanism or gear mechanism, and working principle complexity makes weight and size be difficult to simplify, leads
Cause application range relatively limited.
Summary of the invention
The first purpose of this invention is to propose a kind of Pneumatic clamping jaw, and the Pneumatic clamping jaw structure is simple, reduces pneumatic
The weight of clamping jaw reduces the size of Pneumatic clamping jaw.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of Pneumatic clamping jaw, comprising:
Cylinder, including cylinder barrel, cylinder barrel is interior to be equipped with sliding chamber, and sliding intracavitary sliding is equipped with two equipped with piston rod, one end of piston rod
The guide rod of a inclined in opposite directions；
Clamping jaw, if there are two, two clamping jaws are slidably connected with cylinder barrel respectively, and two guide rods are slided with two clamping jaws respectively
Connection, the stretching of piston rod or retraction two clamping jaws of driving close or open.
Optionally, cylinder barrel is equipped with sliding slot, and clamping jaw is equipped with sliding block, and sliding block is embedded in sliding slot.
Optionally, guide groove is provided on clamping jaw, the inclined angle of guide groove is identical as the inclined angle of guide rod, guide rod
One end insertion guide groove in.
Optionally, it is provided with groove on clamping jaw, is equipped at least two pins between the opposite two sidewalls of groove, at least two
Guide groove is formed between pin, and tangent with guide rod respectively.
Optionally, two guide rods are symmetrical arranged centered on the axis of piston rod.
Optionally, the cylinder barrel side opposite with guide rod is provided with air inlet, and air inlet is connected to sliding chamber.
Optionally, guide sleeve is installed, guide sleeve is slidably connected with piston rod in cylinder barrel.
Optionally, piston rod one end opposite with guide rod is equipped with boss, and upper cover of piston rod is equipped with spring, the both ends of spring
It is abutted respectively with the surface of the end face of boss and guide sleeve.
Optionally, for the side wall of boss circumferentially arranged with seal groove, seal groove is interior to be equipped with sealing element, sealing element and sliding chamber sliding
Connection.
Second object of the present invention is to propose a kind of mechanical clamping device, to realize that second purpose, the present invention are adopted
With following technical scheme:
A kind of mechanical clamping device further includes quick-changing mechanism including above-mentioned Pneumatic clamping jaw, air inlet one end of cylinder barrel
Lateral wall matches connection with the locking assembly being set to inside quick-changing mechanism circumferentially arranged with link slot, link slot.
The invention has the benefit that
Pneumatic clamping jaw provided by the invention sets the opening there are two inclined in opposite directions by one end in piston rod
Guide rod, two guide rods are slidably connected with two clamping jaws respectively, stretching or retraction two clamping jaws of driving by piston rod
It closes or opens, the Pneumatic clamping jaw structure is simple, reduces the weight of Pneumatic clamping jaw, reduces to executing agency engaged therewith
Load requirement；The size for reducing Pneumatic clamping jaw, has saved installation space.
Detailed description of the invention
Fig. 1 is mechanical clamping device schematic diagram provided by the invention；
Fig. 2 is mechanical clamping device the schematic diagram of the section structure provided by the invention；
Fig. 3 is the structural schematic diagram that clamping jaw provided by the invention is connect with piston rod.
In figure:
100- Pneumatic clamping jaw；200- quick-changing mechanism；
1- cylinder barrel；2- piston rod；3- guide rod；4- sealing element；5- spring；6- guide sleeve；7- clamping jaw；11- slides chamber；12-
Air inlet；13- link slot；14- sliding slot；71- pin；72- sliding block；
2001- steel ball；2002- inner cylinder；The first spring of 2003-；2004- outer cylinder；2005- elastic spring；20021- steel ball
Hole；20041- notch；20042- limiting section.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
Locate described specific embodiment and is used only for explaining the embodiment of the present invention, rather than the restriction to the embodiment of the present invention.In addition also
It should be noted that only parts related to embodiments of the present invention are shown rather than entire infrastructure for ease of description, in attached drawing.
As shown in Figure 1, a kind of Pneumatic clamping jaw 100 is present embodiments provided, including cylinder and two clamping jaws 7, cylinder driving
Two clamping jaws 7 are opened or closure.
Cylinder includes cylinder barrel 1 and piston rod 2, sliding chamber 11 is equipped in cylinder barrel 1, piston rod 2 is set in sliding chamber 11, and piston
Bar 2 can be along the axial movement of sliding chamber 11, to drive clamping jaw 7 in sliding chamber 11.
As shown in Figure 1,1 bottom end of cylinder barrel is slotted, symmetrical sliding slot 14 is equipped on two medial surfaces of slot, clamping jaw 7 is opposite
Two sides on be symmetrically arranged with sliding block 72, sliding block 72 is embedded in sliding slot 14, and it is past to guarantee that clamping jaw 7 is done on given 14 direction of sliding slot
Linear motion improves clamping precision；Optionally, it is also provided with roll structure on sliding block 72, clamping jaw 7 and sliding slot 14 can be reduced
Frictional force；Still optionally further, clamping jaw 7 is equipped with mounting hole, can install different gripping fingers to clamp different workpieces.
As shown in Fig. 2, being equipped with guide sleeve 6 in cylinder barrel 1, and guide sleeve 6 is slidably connected with piston rod 2, guarantee piston rod 2
Linear reciprocating motion is done on 6 direction of guide sleeve along giving, so that 7 kinematic accuracy of clamping jaw being slidably connected with it can be improved, in turn
Improve clamping precision.
One end of piston rod 2 is equipped with boss, and boss is placed in sliding chamber 11, and the face area of boss is greater than piston rod 2
Cross-sectional area；Circumferentially arranged with seal groove, seal groove is interior to be equipped with sealing element 4, sealing element 4 and the sliding sliding of chamber 11 company for boss periphery
It connects, the gas leakage entered in sliding chamber 11 can be prevented, improve 100 working efficiency of Pneumatic clamping jaw, and prevent introduced contaminants such as ash
The intrusion such as dirt and moisture, guarantees the service performance of Pneumatic clamping jaw 100.
Spring 5 is arranged on piston rod 2, the both ends of spring 5 are abutted with the surface of the end face of boss and guide sleeve 6 respectively,
When without outer power drive piston rod 2, spring 5 drives piston rod 2 to keep resetting retracted mode, i.e. Pneumatic clamping jaw 100 is opened；The knot
Structure is instead of pneumatic actuation resetting structure, it is possible to reduce installation space is saved in the use of tracheae and solenoid valve, and wiring is succinct, drop
Low cost.
1 top of cylinder barrel is equipped with air inlet 12, and air inlet 12 is connected to sliding chamber 11, i.e., taps into above Pneumatic clamping jaw 100
Tracheae, compressed air enter sliding chamber 11 and piston rod 2 are pushed to stretch out, and realize that Pneumatic clamping jaw 100 is closed, not only save installation space, but also
Tracheae is facilitated to arrange.
The other end of piston rod 2 sets the guide rod 3 there are two inclined in opposite directions, two guide rods 3 respectively with two
Clamping jaw 7 is slidably connected；Guide rod 3 is beaten with the stretching or retraction of piston rod 2 using 3 increasing or reducing for spacing of guide rod
Clamping jaw 7 is opened or is closed, and the corner dimension of two guide rods 3 and the folding spacing of two clamping jaws 7 are positively correlated；The letter of its structure
It is single, it can effectively reduce the weight of Pneumatic clamping jaw 100 and reduce size, the load of executing agency engaged therewith is wanted to reduce
It asks and requirements of installation space.
Two guide rods 3 are symmetrical arranged centered on the axis of piston rod 2, thus two clamping jaws 7 are in opening and closing
Horizontal displacement it is identical, can make Pneumatic clamping jaw 100 have symmetry, more meet product use and appearance demand；It is further optional
Ground, guide rod 3 and piston rod 2 can be integral type, can also be split type, can be connected by modes such as screw or pins when seperated
It connects.
Optionally, guide groove is provided on clamping jaw 7, the inclined angle of guide groove is identical as the inclined angle of guide rod 3, guiding
In one end insertion guide groove of bar 3, by the cooperation between guide groove and guide rod 3, guarantee the stability of 7 opening and closing of clamping jaw
And precision.As shown in figure 3, in the present embodiment, groove is provided on clamping jaw 7, worn between the opposite two sidewalls of groove there are two
Pin 71 forms guide groove between two pins 71, and tangent with guide rod 3 respectively, can first assemble guiding when being arranged in this way
Bar 3, clamping jaw 7 and cylinder barrel 1, then pin 71 is installed, it is easy to operate when assembling, dismantle or repairing.
Second object of the present invention is to propose a kind of mechanical clamping device, to realize that second purpose, the present invention are adopted
With following technical scheme:
A kind of mechanical clamping device further includes quick-changing mechanism 200, as shown in Fig. 2, fastly including above-mentioned Pneumatic clamping jaw 100
Structure 200 of changing planes is internally provided with locking assembly, by portions such as steel ball 2001, inner cylinder 2002, the first spring 2003 and outer cylinders 2004
It is grouped as；Be provided with steel ball hole 20021 on inner cylinder 2002, be provided with steel ball 2001 in steel ball hole 20021, steel ball hole 20021 it is interior
Side is provided with the portion of blocking, and outer cylinder 2004 includes notch 20041 and limiting section 20042, and 2002 lower end of inner cylinder is fixed with axle-steel silk
Retaining ring 2005, outer cylinder 2004 are set on inner cylinder 2002, and notch 20041 is stuck on elastic spring 2005 and realizes axial limiting；It is interior
Cylinder 2002 is arranged the first spring 2003, and block portion and the outer cylinder for being located at 2002 upper end of inner cylinder are supported in 2003 both ends of the first spring respectively
2004 limiting section 20042, and the gear of limiting section 20042, in 20021 outside of steel ball hole, steel ball 2001 is against the portion of blocking, to block
In the link slot 13 of Pneumatic clamping jaw 100, locking is realized；Push the external force of outer cylinder 2004 default greater than the first spring 2003 when having
Power when notch 20041 is directed at steel ball hole 20021, while pulling downward on Pneumatic clamping jaw 100, and it is real that steel ball 2001 enters notch 20041
Now discharge.
Cylinder barrel 1 12 one end of air inlet lateral wall circumferentially arranged with link slot 13, one of the cylinder barrel 1 equipped with air inlet 12
End and link slot 13 are set in 200 inner cylinder 2002 of quick-changing mechanism, and by pushing outer cylinder 2004 to realize manually, steel ball into or out connects
Access slot 13 is realized quick locking and the release of Pneumatic clamping jaw 100 and quick-changing mechanism 200, is not necessarily in the present apparatus in Pneumatic clamping jaw 100
Mounting blocks are separately set between quick-changing mechanism 200, mitigate weight, save space and reduce cost, and 100 air inlet pipe of Pneumatic clamping jaw is passed through
Wear inner cylinder 2002, further make it is compact-sized, tracheae arrangement it is more succinct；The mechanical clamping device is connected by quick-changing mechanism 200
Different Pneumatic clamping jaws 100 are connect, different production requirements can be met；Still optionally further, in quick-changing mechanism 200 and Pneumatic clamping jaw 100
Between screw or pin shaft are set, realize circumferentially positioned.
Describe the technical principle of the embodiment of the present invention in conjunction with specific embodiments above.These descriptions are intended merely to explain this
The principle of inventive embodiments, and it cannot be construed to the limitation to protection scope of the embodiment of the present invention in any way.Based on herein
Explanation, those skilled in the art, which does not need to pay for creative labor, can associate the other specific of the embodiment of the present invention
Embodiment, these modes will fall within the scope of protection of the present invention.
Claims (10)
1. a kind of Pneumatic clamping jaw characterized by comprising
Cylinder, including cylinder barrel (1), the cylinder barrel (1) is interior to be equipped with sliding chamber (11), and sliding is equipped with piston rod in the sliding chamber (11)
(2), one end of the piston rod (2) sets the guide rod (3) there are two inclined in opposite directions；
Clamping jaw (7), if there are two, two clamping jaws (7) are slidably connected with the cylinder barrel (1) respectively, two guide rods
(3) it is slidably connected respectively with two clamping jaws (7), the stretching of the piston rod (2) or retraction two clamping jaws (7) of driving
It closes or opens.
2. Pneumatic clamping jaw according to claim 1, which is characterized in that the cylinder barrel (1) is equipped with sliding slot (14), the folder
Pawl (7) is equipped with sliding block (72), and the sliding block (72) is embedded in the sliding slot (14).
3. Pneumatic clamping jaw according to claim 1, which is characterized in that be provided with guide groove, the guiding on the clamping jaw (7)
The inclined angle of slot is identical as the guide rod (3) inclined angle, and one end of the guide rod (3) is embedded in the guide groove
It is interior.
4. Pneumatic clamping jaw according to claim 3, which is characterized in that be provided with groove, the groove phase on the clamping jaw (7)
Pair two sidewalls between be equipped at least two pins (71), form the guide groove between at least two pins (71),
And it is tangent with the guide rod (3) respectively.
5. Pneumatic clamping jaw according to claim 1, which is characterized in that two guide rods (3) are with the piston rod (2)
Axis centered on be symmetrical arranged.
6. Pneumatic clamping jaw according to claim 1, which is characterized in that the cylinder barrel (1) and the guide rod (3) are opposite
Side is provided with air inlet (12), and the air inlet (12) is connected to the sliding chamber (11).
7. Pneumatic clamping jaw according to claim 6, which is characterized in that be equipped with guide sleeve (6), institute in the cylinder barrel (1)
Guide sleeve (6) is stated to be slidably connected with the piston rod (2).
8. Pneumatic clamping jaw according to claim 7, which is characterized in that the piston rod (2) and the guide rod (3) are opposite
One end be equipped with boss, be arranged with spring (5) on the piston rod (2), the both ends of the spring (5) respectively with the boss
End face and the surface of the guide sleeve (6) abut.
9. Pneumatic clamping jaw according to claim 8, which is characterized in that the side wall of the boss circumferentially arranged with seal groove,
Sealing element (4) are equipped in the seal groove, the sealing element (4) is slidably connected with the sliding chamber (11).
10. a kind of mechanical clamping device, which is characterized in that including the described in any item Pneumatic clamping jaws of claim 1-9 (100),
It further include quick-changing mechanism (200), the lateral wall of one end of the cylinder barrel (1) is circumferentially arranged with link slot (13), the link slot
(13) connection is matched with the locking assembly being set to inside quick-changing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910585423.7A CN110202604A (en) | 2019-07-01 | 2019-07-01 | A kind of Pneumatic clamping jaw and mechanical clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910585423.7A CN110202604A (en) | 2019-07-01 | 2019-07-01 | A kind of Pneumatic clamping jaw and mechanical clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110202604A true CN110202604A (en) | 2019-09-06 |
Family
ID=67795676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910585423.7A Pending CN110202604A (en) | 2019-07-01 | 2019-07-01 | A kind of Pneumatic clamping jaw and mechanical clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110202604A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454397A (en) * | 2020-11-30 | 2021-03-09 | 倍仪昇智能科技(苏州)有限公司 | Charging tray clamping jaw mechanism |
| CN114714390A (en) * | 2022-04-27 | 2022-07-08 | 斯派科智能科技(东莞)有限公司 | Pneumatic clamping jaw |
| CN117697499A (en) * | 2024-01-05 | 2024-03-15 | 湖南伊米森科技有限公司 | Four-clamping-station product positioning clamp for CNC (computerized numerical control) machining |
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| CN203171634U (en) * | 2013-03-14 | 2013-09-04 | 昆山伟拓压铸机械有限公司 | Pneumatic two-finger translational manipulator |
| CN203804984U (en) * | 2014-04-01 | 2014-09-03 | 宁波利达气动成套有限公司 | Parallel pneumatic clamping jaw |
| CN104816297A (en) * | 2015-05-26 | 2015-08-05 | 东莞东舜自动化有限公司 | Pneumatic manipulator for abnormal plug-in machine |
| CN106426244A (en) * | 2016-12-02 | 2017-02-22 | 江苏尚诚精密模具科技有限公司 | Quick replacing mechanism for mechanical hand clamp |
| CN207402805U (en) * | 2017-09-29 | 2018-05-25 | 淮安信息职业技术学院 | Storage loading mechanization arm |
| CN108216721A (en) * | 2017-12-21 | 2018-06-29 | 西安理工大学 | A kind of pneumatic manipulator device of binding reinforcing bars |
| CN109015730A (en) * | 2018-09-14 | 2018-12-18 | 珠海智新自动化科技有限公司 | A kind of plug head with quick-release connector |
| CN208714024U (en) * | 2018-08-08 | 2019-04-09 | 广东诺能泰自动化技术有限公司 | It is transversely mounted quick locating pneumatic clamping jaw |
| CN209007579U (en) * | 2018-09-10 | 2019-06-21 | 江苏新惕姆智能装备有限公司 | Flexible feeding system magic chuck |
-
2019
- 2019-07-01 CN CN201910585423.7A patent/CN110202604A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2107348U (en) * | 1991-09-02 | 1992-06-17 | 深圳泰克新技术开发公司 | Drilling clamp |
| ITBS20030077A1 (en) * | 2003-08-29 | 2005-02-28 | Gimatic Spa | ANGLE PNEUMATIC CLAMP. |
| CN203171634U (en) * | 2013-03-14 | 2013-09-04 | 昆山伟拓压铸机械有限公司 | Pneumatic two-finger translational manipulator |
| CN203804984U (en) * | 2014-04-01 | 2014-09-03 | 宁波利达气动成套有限公司 | Parallel pneumatic clamping jaw |
| CN104816297A (en) * | 2015-05-26 | 2015-08-05 | 东莞东舜自动化有限公司 | Pneumatic manipulator for abnormal plug-in machine |
| CN106426244A (en) * | 2016-12-02 | 2017-02-22 | 江苏尚诚精密模具科技有限公司 | Quick replacing mechanism for mechanical hand clamp |
| CN207402805U (en) * | 2017-09-29 | 2018-05-25 | 淮安信息职业技术学院 | Storage loading mechanization arm |
| CN108216721A (en) * | 2017-12-21 | 2018-06-29 | 西安理工大学 | A kind of pneumatic manipulator device of binding reinforcing bars |
| CN208714024U (en) * | 2018-08-08 | 2019-04-09 | 广东诺能泰自动化技术有限公司 | It is transversely mounted quick locating pneumatic clamping jaw |
| CN209007579U (en) * | 2018-09-10 | 2019-06-21 | 江苏新惕姆智能装备有限公司 | Flexible feeding system magic chuck |
| CN109015730A (en) * | 2018-09-14 | 2018-12-18 | 珠海智新自动化科技有限公司 | A kind of plug head with quick-release connector |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454397A (en) * | 2020-11-30 | 2021-03-09 | 倍仪昇智能科技(苏州)有限公司 | Charging tray clamping jaw mechanism |
| CN112454397B (en) * | 2020-11-30 | 2023-06-16 | 倍仪昇智能科技(苏州)有限公司 | Material tray clamping jaw mechanism |
| CN114714390A (en) * | 2022-04-27 | 2022-07-08 | 斯派科智能科技(东莞)有限公司 | Pneumatic clamping jaw |
| CN117697499A (en) * | 2024-01-05 | 2024-03-15 | 湖南伊米森科技有限公司 | Four-clamping-station product positioning clamp for CNC (computerized numerical control) machining |
| CN117697499B (en) * | 2024-01-05 | 2024-05-17 | 湖南伊米森科技有限公司 | Four-clamping-station product positioning clamp for CNC (computerized numerical control) machining |
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