CN203019376U - Detection device special for automatic feeder finger cylinder - Google Patents
Detection device special for automatic feeder finger cylinder Download PDFInfo
- Publication number
- CN203019376U CN203019376U CN 201220731961 CN201220731961U CN203019376U CN 203019376 U CN203019376 U CN 203019376U CN 201220731961 CN201220731961 CN 201220731961 CN 201220731961 U CN201220731961 U CN 201220731961U CN 203019376 U CN203019376 U CN 203019376U
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- cylinder
- piston
- measuring stick
- detection device
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model relates to detection devices and provides a detection device special for an automatic feeder finger cylinder. The detection device is simple in structure and high in detection precision and can accurately identify a clamping state of the finger cylinder in various application environments. The technical problems that the detection device is mounted and debugged in a time-consuming and labor-consuming mode and is narrow in application range, low in detection precision, low in reliability and the like in the prior art are solved. The detection device comprises the finger cylinder consisting of a cylinder body, a piston, a piston rod and a clamping jaw, wherein a measuring rod is arranged at the end of the inner side of the piston opposite to the piston rod; the measuring rod extends into a stopper outside the cylinder body; an electric induction coil is embedded in the stopper; the electric induction coil comprises a primary winding and two groups of secondary windings which are sleeved outside the primary winding and have opposite corresponding terminals; the primary winding is connected with a sinusoidal voltage power supply; the secondary windings are electrically connected onto a micro control unit through a detected shaping and amplifying circuit; and the measuring rod is arranged in the primary winding in an inserting manner.
Description
Technical field
The utility model relates to a kind of checkout gear, relates in particular to a kind of autoloader finger cylinder special detection device that can accurately identify the clamp position of finger cylinder.
Background technology
increase along with the recruitment cost, overwhelming majority manufacturing enterprise all begins to consider to save manually, and adopt automated production equipment to solve the recruitment problem, the manipulator that adds man-hour as lathe, at first the manipulator principal arm moves to above feed bin, by mechanical paw grabbing workpiece blank, gripper of manipulator is after material, the manipulator principal arm rises to above the lathe panel beating, after move to chuck panel beating top, mechanical arms etc. are after the converted products completion of processing, drop to the chuck place, to process finished product takes out, then blank is sent into chuck, the manipulator principal arm rises to above panel beating, starting lathe processing waits in the processing work completion of processing, manipulator will process finished product and deliver in feed bin.In order accurately to identify whether correctly holding workpiece of finger cylinder, usually getting, checkout gear be set on the finger cylinder of feeding, but existing checkout gear is generally magnetic reed switch, during use, piston rod moves back and forth and drives jaw and realizes standard-sized sheet, clamping, the empty three kinds of states of folder, and detect jaw by magnetic reed switch and whether be clamped to workpiece, but need repeatedly debug and detect when magnetic reed switch is installed, not only waste time and energy, and accuracy of detection is difficult for guaranteeing, feeder intellectuality and security reliability are reduced.
Chinese patent discloses a kind of checkout gear (CN201765111U) of pneumatic material taking mechanical hand, comprise connector, cylinder barrel, be used for to connect the clip of manipulator and the piston rod that moves up and down with the opening and closing movement of the clip of manipulator, by the setting pressure scope and follow the tracks of the pressure switch that pressure in cylinder barrel changes the gripping state detect manipulator, connector is fixed in cylinder barrel, the upper end of piston rod is provided with piston body, the upper end of piston rod is inserted in cylinder barrel, be provided with on connector and carry out mouth, cylinder barrel is provided with steam vent, pressure switch is repeatedly kicked into gas port or cylinder barrel.This device changes to detect the gripping state of manipulator by the pressure in the tracking cylinder barrel, although simple in structure, but because pressure in cylinder also can change with the variation of ambient temperature, namely detecting data is subjected to the impact of surrounding environment larger, directly cause its accuracy of detection to guarantee, poor reliability, range of application is little.
Summary of the invention
The utility model mainly has been to provide a kind of simple in structure, accuracy of detection is high, and the autoloader that all can accurately identify the clamp position of finger cylinder under various environments for use is pointed the cylinder special detection device, having solved the checkout gear installation and debugging that exist in the prior art wastes time and energy, range of application is little, accuracy of detection is low, the technical problem of poor reliability etc.
above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of autoloader finger cylinder special detection device, comprise the finger cylinder, the finger cylinder comprises cylinder body and is slidably connected at cylinder body interior piston and piston rod, one end of piston rod is fixed on piston, the other end of piston rod extends to outside cylinder body and is connected with jaw, piston rod can drive the jaw automatic open-close, be respectively equipped with conducting in the air admission hole of external gas source on cylinder body corresponding to piston two ends, be provided with measuring stick at the piston medial extremity relative with described piston rod, measuring stick extends in the outer block of cylinder body, be embedded with the electric induced line circle in block, the electric induction coil comprises armature winding and is set in two groups of outer secondary windings that Same Name of Ends is opposite of armature winding, armature winding is connected with the sinusoidal voltage power supply, secondary windings is connected electrically on micro-control unit by the detection shaping amplification circuit, measuring stick interts in armature winding.by at the coaxial measuring stick that arranges of the other end of piston, measuring stick extends in the outer block of cylinder body and in the coaxial electric induction coil that interts in block, jaw on the finger cylinder is when holding workpiece, the stroke of piston rod can change according to the variation of clamp position, measuring stick is along with the stroke of piston rod changes and changes, owing to accessing sinusoidal voltage to armature winding, when measuring stick is in the electric induction coil, can induce the voltage of certain amplitude at each secondary windings of transformer action, and the difference along with the measuring stick position, the amplitude of induced voltage is also different, can read out according to magnetic field effect the relevant position of measuring stick, induced voltage is again by being delivered to micro-control unit after the detection shaping amplification circuit, micro-control unit read can be inner with it after magnitude of voltage calibration value carry out reference and compare, draw the shift value of measuring stick thereby convert, namely automatically detect the clamp position of finger cylinder, overall structure is simple, the contactless structure of utilizing electromagnetic induction principle and designing, energy consumption is low, detection sensitivity is high, and because electric induction coil and measuring stick are positioned at full-closed structure, waterproof is antimagnetic, accuracy of detection can not be subjected to the impact of surrounding environment, has applied range, accuracy of detection is high, the advantages such as security reliability is good.
As preferably, slidably connect annular plug on described measuring stick, the axial cross section of annular plug is " T " font, and the bigger diameter end of annular plug extends in cylinder body and with inboard wall of cylinder block and keeps airtight the connection, and the miner diameter end of annular plug extends and is inlaid in block.The annular plug plays the effect of guiding, has guaranteed that measuring stick moves in the electric induction coil vertically, has improved accuracy of detection.
As more preferably, be provided with the first ring connected in star on the bigger diameter end outer ring surface of described annular plug, be provided with the first sealing ring in the first ring connected in star, annular plug keeps airtight the connection by the first sealing ring with inboard wall of cylinder block; Be provided with the second annular groove on the outer ring surface of measuring stick, be provided with the second sealing ring in the second annular groove, measuring stick keeps airtight the connection by the second sealing ring with annular plug.Sealing ring in annular groove and annular groove guarantees that cylinder body keeps sealing, guarantees finger cylinder reliability service.
As preferably, be provided with through hole on described block, the electric induction coil is inlaid in through hole, and is packaged with the plug screw on corresponding through hole port outside the electric induction coil.The electric induction coil is inlaid in when also passing through plug screw shutoff through hole port in through hole, is convenient to electric induction coil installation and adjustment.
As more preferably, be provided with the first annular boss on through-hole wall face corresponding to described electric induction coil medial extremity, be provided with the second annular boss that offsets with the first annular boss on the measuring stick of correspondence in cylinder body.The second annular boss in the time of in measuring stick moves to the electric induction coil fully on measuring stick is flat to be against on the first annular boss, prevents from that measuring stick from crossing to move and affect accuracy of detection.
As preferably, described measuring stick is coaxial to be screwed on piston.
Therefore, a kind of autoloader finger cylinder special detection device of the present utility model has following advantage: because measuring stick is that inductive couplings is to the electric induction coil, with not having any Mechanical Contact between the measuring stick of jaw motion and static electric induction coil or cylinder body etc., be non-contact position sensor, detection sensitivity is high, and energy consumption is low; The whole full-closed structure that adopts, simple in structure, have simultaneously waterproof, the characteristics such as antimagnetic, all can accurately identify the clamp position of finger cylinder under various environments for use, accuracy of detection is high, and the scope of application is wide.
Description of drawings:
Fig. 1 is the structural representation of a kind of autoloader finger of the utility model cylinder special detection device;
Fig. 2 is the enlarged drawing at A shown in Figure 1 place.
The specific embodiment:
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
as shown in Figure 1, a kind of autoloader finger cylinder special detection device of the present utility model, the finger cylinder 1 that comprises a parallel air gripper formula, finger cylinder 1 comprises again the cylinder body 2 of drum-shaped, be in axial sliding connection a piston 3 in cylinder body 2, on piston 3 left sides, have an air admission hole 6 on cylinder body 2 corresponding to right two ends, air admission hole 6 is communicated with on external gas source, piston rod 4 of the coaxial connection of the right-hand member of piston 3, the right output port that piston rod 4 carries over cylinder body 2 extends to outside cylinder body 2, be rotationally connected a left side by bearing pin on piston rod 4 outside cylinder body 2, right connecting rod, left, the other end of right connecting rod is rotationally connected respectively a jaw 5, when piston rod 4 moves axially, left, right connecting rod drives two jaw 5 automatic open-closes by line slide rail, encapsulation one block 9 on the left port of cylinder body 2, have through hole 15 on block 9, through hole 15 is coaxial with cylinder body 2, at the interior setting-in one electric induction coil 8 of through hole 15, and the plug screw 16 that spins on the left port of through hole 15, electric induction coil 8 is encapsulated in the through hole 15 of block 9, piston 3 left ends corresponding with through hole 15 are by measuring stick 7 of the coaxial connection of screw thread, measuring stick 7 extends left and interts in electric induction coil 8, integral type forms first annular boss 16 on through hole 15 internal faces corresponding to electric induction coil 8 right-hand members, integral type stretches out and forms second annular boss 17 on the measuring stick 7 of cylinder body 2 interior correspondences, annular plug 10 of suit slides on the second annular boss 17, the axial cross section of annular plug 10 is " T " font, the bigger diameter end of annular plug 10 is positioned at cylinder body 2, the miner diameter end of annular plug 10 is the coaxial right output port place that is inlaid in through hole 15 outwardly, as shown in Figure 2, also have a first ring connected in star 11 on the bigger diameter end outer ring surface of annular plug 10, first sealing ring 12 is housed in first ring connected in star 11, annular plug 10 keeps airtight the connection by the first sealing ring 12 with cylinder body 2 inwalls, have second annular groove 13 on the second annular boss 17 outer ring surfaces of measuring stick 7, second sealing ring 14 is housed in the second annular groove 13, measuring stick 7 keeps sealed sliding to be dynamically connected by the second sealing ring 14 and annular plug 10, electric induction coil 8 wherein comprises again armature winding and is set in two groups of outer secondary windings that Same Name of Ends is opposite of armature winding, armature winding is connected with the sinusoidal voltage power supply, secondary windings is connected electrically on micro-control unit by the detection shaping amplification circuit, measuring stick 7 is coaxial to be interted in armature winding.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. an autoloader is pointed the cylinder special detection device, comprise finger cylinder (1), finger cylinder (1) comprises cylinder body (2) and is slidably connected at cylinder body (2) interior piston (3) and piston rod (4), one end of piston rod (4) is fixed on piston (3), the other end of piston rod (4) extends to outside cylinder body (2) and is connected with jaw (5), piston rod (4) can drive jaw (5) automatic open-close, be respectively equipped with conducting in the air admission hole (6) of external gas source on cylinder body (2) corresponding to piston (3) two ends, it is characterized in that: be provided with measuring stick (7) at piston (3) medial extremity relative with described piston rod (4), measuring stick (7) extends in the outer block (9) of cylinder body (2), be embedded with electric induced line circle (8) in block (9), electric induction coil (8) comprises armature winding and is set in two groups of outer secondary windings that Same Name of Ends is opposite of armature winding, armature winding is connected with the sinusoidal voltage power supply, secondary windings is connected electrically on micro-control unit by the detection shaping amplification circuit, measuring stick (7) interts in armature winding.
2. a kind of autoloader according to claim 1 is pointed the cylinder special detection device, it is characterized in that: slidably connect annular plug (10) on described measuring stick (7), the axial cross section of annular plug (10) is " T " font, the bigger diameter end of annular plug (10) extends in cylinder body (2) and with cylinder body (2) inwall and keeps airtight the connection, and the miner diameter end of annular plug (10) extends and is inlaid in block (9).
3. a kind of autoloader according to claim 2 is pointed the cylinder special detection device, it is characterized in that: be provided with first ring connected in star (11) on the bigger diameter end outer ring surface of described annular plug (10), be provided with the first sealing ring (12) in first ring connected in star (11), annular plug (10) keeps airtight the connection by the first sealing ring (12) with cylinder body (2) inwall; Be provided with the second annular groove (13) on the outer ring surface of measuring stick (7), be provided with the second sealing ring (14) in the second annular groove (13), measuring stick (7) keeps airtight by the second sealing ring (14) with annular plug (10) and is connected.
4. according to claim 1 and 2 or 3 described a kind of autoloaders are pointed the cylinder special detection devices, it is characterized in that: be provided with through hole (15) on described block (9), electric induction coil (8) is inlaid in through hole (15), and is packaged with plug screw (16) on corresponding through hole (15) port outside electric induction coil (8).
5. a kind of autoloader according to claim 4 is pointed the cylinder special detection device, it is characterized in that: be provided with the first annular boss (16) on through hole (15) internal face corresponding to described electric induction coil (8) medial extremity, be provided with the second annular boss (17) that offsets with the first annular boss (16) on the measuring stick (7) of correspondence in cylinder body (2).
6. according to claim 1 and 2 or 3 described a kind of autoloaders are pointed the cylinder special detection devices, and it is characterized in that: described measuring stick (7) is coaxial to be screwed on piston (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220731961 CN203019376U (en) | 2012-12-27 | 2012-12-27 | Detection device special for automatic feeder finger cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220731961 CN203019376U (en) | 2012-12-27 | 2012-12-27 | Detection device special for automatic feeder finger cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203019376U true CN203019376U (en) | 2013-06-26 |
Family
ID=48643388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220731961 Expired - Fee Related CN203019376U (en) | 2012-12-27 | 2012-12-27 | Detection device special for automatic feeder finger cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203019376U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112009A (en) * | 2012-12-27 | 2013-05-22 | 宁波大正工业机器人技术有限公司 | Dedicated detection device and detection method of finger cylinder of automatic feeder |
| CN113858230A (en) * | 2021-10-23 | 2021-12-31 | 东莞市朗明精密机械科技有限公司 | Clamping manipulator |
-
2012
- 2012-12-27 CN CN 201220731961 patent/CN203019376U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112009A (en) * | 2012-12-27 | 2013-05-22 | 宁波大正工业机器人技术有限公司 | Dedicated detection device and detection method of finger cylinder of automatic feeder |
| CN113858230A (en) * | 2021-10-23 | 2021-12-31 | 东莞市朗明精密机械科技有限公司 | Clamping manipulator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103112009B (en) | A kind of autoloader finger cylinder special detection device and detection method | |
| CN107860282B (en) | Integrative detection device is led to and ends to screw thread | |
| CN106840080B (en) | 3, space plane calibration manipulator and resetting are from checking method and calibration method | |
| CN103292837B (en) | A kind of encoder zero testing method and tester | |
| CN203019376U (en) | Detection device special for automatic feeder finger cylinder | |
| CN203595492U (en) | Non-contact absolute value type linear displacement sensor | |
| CN105486220A (en) | Propeller pitch measuring device | |
| CN203044358U (en) | Length measuring and sorting device | |
| CN201302444Y (en) | Positioning detection mechanism | |
| CN201173754Y (en) | Precision electronic feeler gage | |
| CN104741908A (en) | Automatic nut supplying, picking and placing mechanism | |
| CN203548995U (en) | Improved electro-hydraulic reversing valve with valve element position sensor | |
| CN202622492U (en) | Feed mechanism for tailstock sleeve of workbench movable numerical control roll grinder | |
| CN103383431A (en) | System for measuring response time of electromagnet | |
| CN201381853Y (en) | Contactless electromagnetic hole diameter sensor | |
| CN204203243U (en) | A kind of intelligent response cup mechanical arm | |
| CN204585034U (en) | The axial automatic clamping device of gearbox fluid torque-converter for off-line test | |
| CN202825036U (en) | Reliable indirect electronic leakage-proof device having protection | |
| US10865085B1 (en) | Methods and apparatus for applying a threaded cap using a linear rotary actuator | |
| CN204924161U (en) | Magnetic scale formula sensor device | |
| CN104764602A (en) | Automatic axial clamping device for gearbox hydraulic torque converter used for offline detection | |
| CN208156186U (en) | A kind of intelligent electric energy meter detector | |
| CN202903124U (en) | Displacement measuring apparatus | |
| CN207930406U (en) | Whether there is or not the mechanisms being placed on transfer matic for a kind of detection workpiece | |
| CN204388813U (en) | Calibration pick-up unit |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20161227 |