CN110434363A - End face positions workpiece holding structure and detection method - Google Patents
End face positions workpiece holding structure and detection method Download PDFInfo
- Publication number
- CN110434363A CN110434363A CN201910893755.1A CN201910893755A CN110434363A CN 110434363 A CN110434363 A CN 110434363A CN 201910893755 A CN201910893755 A CN 201910893755A CN 110434363 A CN110434363 A CN 110434363A
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- China
- Prior art keywords
- pull rod
- face
- gas
- holding structure
- chuck
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/002—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring the holding action of work or tool holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
The present invention relates to machinery field more particularly to end face positioning workpiece holding structure and detection methods.Clamp structure includes chuck (9), includes port (10) on the chuck, the port (10) is connected to snorkel (8), and the snorkel is connected to gas flowmeter.The gas flowmeter communication link then warning device.Using the present invention of technical solution as above, have the advantages that compared with the existing technology: gas flowmeter can determine clearance condition have sundries gas flowmeter flow big, no-sundries gas flowmeter flow is small；Therefore the field condition of workpieces processing can be determined.
Description
Technical field
The present invention relates to machinery field more particularly to end face positioning workpiece holding structure and detection methods.
Background technique
Since present Automation in Mechanical Working degree is higher and higher, many numerically-controlled machine tools are equipped with manipulator and can automatically grab
Workpiece reduces manpower, has saved cost.But there is dedicated detection device with manipulator grabbing workpiece, whether is detection workpiece
It is attached to position, otherwise workpiece is just processed without clipping to position, will cause part rejection.
Summary of the invention
The purpose of invention: in order to provide a kind of better end face positioning workpiece holding structure of effect and detection method, tool
Body purpose is shown in multiple substantial technological effects of specific implementation part.
In order to reach purpose as above, the present invention is adopted the following technical scheme that:
End face positions workpiece holding structure, which is characterized in that and clamp structure includes chuck 9, includes port 10 on the chuck,
The port 10 is connected to snorkel 8, and the snorkel is connected to gas flowmeter.
The further technical solution of the present invention is, the gas flowmeter communication link then warning device.
The further technical solution of the present invention is that the chuck includes shell, and housing central section includes that can move left and right
Pull rod 1, fixed three sliding blocks 3 on the pull rod 1 include groove on the sliding block 3, and groove agrees with link block 4
On protrusion, 4 end of link block include soft pawl 5；When present dynasty Zola moves pull rod 1, three soft pawls 5 can relative orientation
9 center of chuck squeezes movement；When present dynasty right pulling pull rod 1, it is mobile that three soft pawls 5 can be relatively distant from 9 center of chuck.
The further technical solution of the present invention is that the surface of the compressive plane of the soft pawl includes one layer of bed course.
The further technical solution of the present invention is that the port 10 is 3 holes for being evenly arranged on chuck, while on pull rod 1
Also hole communicates with the port 10 on positioning disk, the port 10 for positioning side surface is communicated with tie rod hole 13, then connects gas stream
Whether meter can be worked sturdy with positioning disk by the air capacity size detection of gas flowmeter, and air mass flow is more than sensing
Device setting value, lathe just will call the police shutdown.
The further technical solution of the present invention is that the gas flow is calculated as the sensor of SMC.
The further technical solution of the present invention is that the gas circuit of snorkel connection is one of following scheme: A. snorkel is passed through
Vent passage (19) in pull rod in pull rod (1), pull rod is to then angling cylinder pull rod, and vent passage (19) end is to taking back in pull rod
Turn the angling cylinder pull rod gas circuit (15) in oil cylinder pull rod (14), after angling cylinder pull rod gas circuit (15) passes through rotary cylinder (16)
Be connected to gas-tpe fitting (18), gas-tpe fitting (18) to then gas circuit hose (17), gas circuit hose (17) be connected to pumping or
Blowing structure；B. snorkel connect hose, hose from the avris of flange and equipment connection structure stretch out, hose be connected to pumping or
Person's blowing structure, hose length have no effect on mass motion enough；C. snorkel is passed through vent passage in the pull rod in pull rod (1)
(19) pull rod is then pierced by by hose, hose length has no effect on mass motion enough.
The further technical solution of the present invention is that the port is inflatable mouth or bleeding point.
The further technical solution of the present invention is, when port is inflatable mouth, can blow out from compressed air bag
Gas.
End face positions piece-holder detection method, which is characterized in that utilizes clamp structure described in any one as above, packet
Containing following steps,
After manipulator dress workpiece 6 is sent to position, pull rod 1 carries out movement and pulls back band movable slider 3 while backward, on sliding block 3 radially
Three link blocks 4 and soft pawl 5 being uniformly equipped with both axially and radially while moving under the drive of sliding block, and workpiece 3 is write clamping
And workpiece end face is forced to fit closely with positioning disk；Flange is that connecting flange connect use with equipment with equipment connection structure 2；
After soft pawl 5 compresses workpiece 3, by detection workpiece end face and position between side surface by air capacity size examine
Survey whether workpiece fits closely between positioning disk, if air mass flow is more than that setting is set, lathe just will call the police shutdown, and operator is just
Check reason；Otherwise lathe runs well.
Using the present invention of technical solution as above, have the advantages that compared with the existing technology: gas flowmeter can
Determine clearance condition have sundries gas flowmeter flow big, no-sundries gas flowmeter flow is small；It therefore can be to adding
The field condition of work workpiece is determined.
Detailed description of the invention
In order to further illustrate the present invention, it is further illustrated with reference to the accompanying drawing:
Fig. 1 is inventive structure schematic diagram；
Fig. 2 is the side structure schematic diagram of chuck；
Fig. 3 is the status diagram for having sundries；
Fig. 4 is the status diagram of no-sundries；
Fig. 5 is that the gas circuit of embodiment seven realizes figure；
Fig. 6 is that the gas circuit of embodiment eight realizes figure；
Fig. 7 is that the gas circuit of embodiment nine realizes figure；
Wherein: 1. pull rods；2. flange and equipment connection structure；3. sliding block；4. link block；5. soft pawl；6. workpiece；7. compressive plane；
8. snorkel；9. chuck；10. port；11. sundries；12. detection faces；13. pull rod；14. angling cylinder pull rod；15. angling cylinder
Pull rod gas circuit；16. rotary cylinder；17. gas circuit hose；18. gas-tpe fitting；19. vent passage in pull rod；20. hose.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.In the description of the present invention, it should be noted that term " in
The orientation of the instructions such as the heart ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside", "top", "bottom" or position are closed
System is merely for convenience of description of the present invention and simplification of the description to be based on the orientation or positional relationship shown in the drawings, rather than indicates
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitation of the present invention.Furthermore unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " should be done extensively
Reason and good sense solution may be a detachable connection for example, it may be being fixedly connected, or be integrally connected；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
This patent provides a variety of concomitant regimens, in place of different expression, belong to modified scheme based on basic scheme or
It is parallel type scheme.Every kind of scheme has the unique features of oneself.
Embodiment one:
End face positions workpiece holding structure, which is characterized in that and clamp structure includes chuck 9, includes port 10 on the chuck,
The port 10 is connected to snorkel 8, and the snorkel is connected to gas flowmeter.What the technical solution at this place was played
The technical effect and its realization process of essence are as follows: in conjunction with Fig. 3 and Fig. 4, gas flowmeter can sentence clearance condition
It is fixed, in conjunction with Fig. 3, there is sundries, gas flowmeter flow is big, and in conjunction with Fig. 4, no-sundries, gas flowmeter flow is small；It therefore can be right
The field condition of workpieces processing is determined.Chuck, that is, positioning disk in text.
It should be noted that the scheme of this section is at least a kind of novel tooling, it is the individual that can independently sell, lower section
Each section of scheme be all concomitant regimen or improvement project.
Embodiment two: as a further improvement or feasible concomitant regimen, the gas flowmeter communication link is then
Warning device.The technical effect for the essence that the technical solution at this place is played and its realize that process is as follows: when soft pawl 5 is by workpiece
3 compress after, by detection workpiece end face and position side surface between by air capacity size come detect workpiece whether with positioning
It is fitted closely between disk, if air mass flow is more than that setting is set, lathe just will call the police shutdown, and operator will check reason；It is on the contrary
Lathe runs well.
Embodiment three: as a further improvement or feasible concomitant regimen, the chuck include shell, housing central section
Comprising the pull rod 1 that can be moved left and right, fixed three sliding blocks 3 on the pull rod 1 include groove on the sliding block 3, recessed
Slot agrees with the protrusion on link block 4, and 4 end of link block includes soft pawl 5；When present dynasty Zola moves pull rod 1, three
Soft pawl 5 can the extruding movement of 9 center of relative orientation chuck；When present dynasty right pulling pull rod 1, three soft pawls 5 can be relatively distant from card
9 center of disk is mobile.The technical effect and its realization process for the essence that the technical solution at this place is played are as follows: the soft pawl
For clamp structure, similar clamp structure is in the protection scope of this patent, for example, can also be hard clamp structure.
Example IV: as a further improvement or feasible concomitant regimen, the surface of the compressive plane of the soft pawl are wrapped
Containing one layer of bed course.The technical effect and its realization process for the essence that the technical solution at this place is played are as follows: bed course can rise
To buffer function, so that buffering effect is more preferable.It avoids injuring object surface.
Embodiment five: as a further improvement or feasible concomitant regimen, the port 10 are 3 and are evenly arranged on chuck
Hole, while also thering is hole to communicate on pull rod 1 with the port 10 on positioning disk, position the port 10 and 13 phase of tie rod hole of side surface
It is logical, gas flowmeter is then connected, can be worked by the air capacity size detection of gas flowmeter whether sturdy with positioning disk,
Air mass flow is more than sensor settings value, and lathe just will call the police shutdown.The technology effect for the essence that the technical solution at this place is played
Fruit and its realization process are as follows: this place provides a kind of specific gas circuit, and similar gas circuit is in the protection scope of this patent
It is interior, for example, gas circuit can bypass setting etc..
Embodiment six: as a further improvement or feasible concomitant regimen, the gas flow are calculated as the sensing of SMC
Device.The technical effect and its realization process for the essence that the technical solution at this place is played are as follows: can also include position sensing
Device.It is able to detect the position of pull rod.
Embodiment seven: as a further improvement or feasible concomitant regimen, snorkel are passed through in the pull rod in pull rod (1)
Vent passage (19), pull rod is to then angling cylinder pull rod, in pull rod in vent passage (19) end docking angling cylinder pull rod (14)
Angling cylinder pull rod gas circuit (15), angling cylinder pull rod gas circuit (15) pass through rotary cylinder (16) after be connected to gas-tpe fitting
(18), for gas-tpe fitting (18) to then gas circuit hose (17), gas circuit hose (17) is connected to pumping or blowing structure；This place
The technical effect and its realization process for the essence that technical solution is played are as follows: the scheme combination Fig. 5 at this place provides one kind
Specific gas circuit implementation, and preferred gas circuit implementation, arrangement is proper.
Embodiment eight: further improvement or feasible concomitant regimen as embodiment seven, snorkel connects hose, soft
Pipe is stretched out from the avris of flange and equipment connection structure, and hose is connected to pumping or blowing structure, the length of hose 20 are enough
Have no effect on mass motion；The technical effect and its realization process for the essence that the technical solution at this place is played are as follows: this place
Scheme provide Fig. 6, be a kind of mode.
Embodiment nine: as a further improvement or feasible concomitant regimen, snorkel are passed through in the pull rod in pull rod (1)
Vent passage (19) is then pierced by pull rod by hose, and the length of hose 20 has no effect on mass motion enough.The technical side at this place
The technical effect and its realization process for the essence that case is played are as follows: the scheme at this place provides Fig. 1, is a kind of mode.
Embodiment ten: as a further improvement or feasible concomitant regimen, the port are inflatable mouth or pumping
Mouthful.The technical effect and its realization process for the essence that the technical solution at this place is played are as follows: either pumping or air blowing,
In the protection scope of this patent, for example, pumping can be blower or vacuum pump, air blowing can be compressed air bag progress
It blows.Flow sensor carries out adaptation adjustment.
End face positions piece-holder detection method, which is characterized in that utilizes clamp structure described in any one as above, packet
Containing following steps,
After manipulator dress workpiece 6 is sent to position, pull rod 1 carries out movement and pulls back band movable slider 3 while backward, on sliding block 3 radially
Three link blocks 4 and soft pawl 5 being uniformly equipped with both axially and radially while moving under the drive of sliding block, and workpiece 3 is write clamping
And workpiece end face is forced to fit closely with positioning disk；Flange is that connecting flange connect use with equipment with equipment connection structure 2；
After soft pawl 5 compresses workpiece 3, by detection workpiece end face and position between side surface by air capacity size examine
Survey whether workpiece fits closely between positioning disk, if air mass flow is more than that setting is set, lathe just will call the police shutdown, and operator is just
Check reason；Otherwise lathe runs well.
Its working principle is that after workpiece is sent to the installation site of oild chuck setting by manipulator, oild chuck starting is drawn
Bar, which moves backward, to be driven special soft pawl both axially and radially while moving, and is fixed on chuck after being close to workpiece end face with positioning disk
On；
There are 3 uniformly distributed 0.6 holes φ in end face in invention in positioning disk, while also having 6 hole φ to communicate on pull rod with positioning disk hole,
The aperture of positioning side surface is communicated with tie rod hole to be connected on a set of digital control type sensor that external SMC is produced, by flowing into sensing
Whether the air capacity size detection work of device is sturdy with positioning disk, and air mass flow is more than sensor settings value, and lathe just will call the police
It shuts down.
The present invention increases positioning disk in traditional oild chuck, improves three-jaw, and increase Japan in outside and produce SMC
Digit type position sensing device；Solve due to Normal hydraulic chuck cannot detect due to workpiece positioning surface press from both sides bits and whether with
The sturdy problem of positioning disk；It is quick to realize positioning accuracy height, clamping, meets requirement of the automation equipment to tooling；This hair
It is bright applied widely, the work pieces process of scroll chuck positioning is utilized suitable for all automation equipments.
In a creative way, above each effect is individually present, moreover it is possible to the combination of the above results is completed with a nested structure.
It is clear that the technical effect that the above structure is realized is realized, if the additional technical solution is not taken into account, this patent title is also
It can be a kind of novel tooling.Part details is not shown in the figure.
It should be noted that multiple schemes that this patent provides include the basic scheme of itself, independently of each other, not mutually
It restricts, but it can also be combined with each other in the absence of conflict, reach multiple effects and realize jointly.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of this field
Personnel should be recognized that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this hairs
Bright principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variations
It is both fallen in claimed range with improving.
Claims (10)
1. end face positions workpiece holding structure, which is characterized in that clamp structure includes chuck (9), includes gas on the chuck
Mouth (10), the port (10) are connected to snorkel (8), and the snorkel is connected to gas flowmeter.
2. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the gas flowmeter communication link
Then warning device.
3. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the chuck includes shell, shell
It include the pull rod (1) that can be moved left and right, fixed three sliding blocks (3) on the pull rod (1), the sliding block in the middle part of body
It (3) include groove on, groove agrees with the protrusion on link block (4), and the link block (4) end includes soft pawl (5)；Present dynasty
When Zola moves pull rod (1), three soft pawls (5) can the extruding movement of relative orientation chuck (9) center；The right pulling pull rod of present dynasty
(1) when, it is mobile that three soft pawls (5) can be relatively distant from chuck (9) center.
4. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the table of the compressive plane of the soft pawl
Bread contains one layer of bed course.
5. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the port (10) is 3 equal
Cloth also has hole to communicate with the port (10) on positioning disk in the hole of chuck, while on pull rod (1), positions the port (10) of side surface
Communicated with tie rod hole (13), then connect gas flowmeter, can by the air capacity size detection of gas flowmeter work with
Whether positioning disk is sturdy, and air mass flow is more than sensor settings value, and lathe just will call the police shutdown.
6. end face as claimed in claim 5 positions workpiece holding structure, which is characterized in that the gas flow is calculated as SMC
Sensor.
7. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the gas circuit of snorkel connection is as follows
One of scheme: A. snorkel is passed through vent passage (19) in the pull rod in pull rod (1), and pull rod is to then angling cylinder pull rod, pull rod
Angling cylinder pull rod gas circuit (15) in interior vent passage (19) end docking angling cylinder pull rod (14), angling cylinder pull rod gas circuit
(15) it is connected to gas-tpe fitting (18) after passing through rotary cylinder (16), gas-tpe fitting (18) is to then gas circuit hose (17), gas circuit
Hose (17) is connected to pumping or blowing structure；B. snorkel connects hose, and hose is from the side of flange and equipment connection structure
Side is stretched out, and hose is connected to pumping or blowing structure, hose length have no effect on mass motion enough；C. snorkel is passed through drawing
Vent passage (19) is then pierced by pull rod by hose in pull rod in bar (1), and hose length has no effect on mass motion enough.
8. end face as described in claim 1 positions workpiece holding structure, which is characterized in that the port be inflatable mouth or
Bleeding point.
9. end face as claimed in claim 8 positions workpiece holding structure, which is characterized in that when port is inflatable mouth,
The gas from compressed air bag can be blown out.
10. end face positions piece-holder detection method, which is characterized in that utilize the clamping described in any one of claim 1-9
Structure comprises the following steps,
After manipulator dress workpiece (6) is sent to position, pull rod (1) carries out movement and pulls back band movable slider (3) while backward, sliding block (3)
On three link blocks (4) being radially uniformly equipped with and soft pawl (5) both axially and radially while being moved under the drive of sliding block, will
Workpiece (3), which is write, to be clamped and workpiece end face is forced to fit closely with positioning disk；Flange and equipment connection structure (2) be connecting flange with
Equipment connection is used；
After soft pawl (5) compresses workpiece (3), by detection workpiece end face and the air capacity size passed through between side surface is positioned
Detect whether workpiece fits closely between positioning disk, if air mass flow is more than that setting is set, lathe just will call the police shutdowns, operate
Person will check reason；Otherwise lathe runs well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910893755.1A CN110434363A (en) | 2019-09-20 | 2019-09-20 | End face positions workpiece holding structure and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910893755.1A CN110434363A (en) | 2019-09-20 | 2019-09-20 | End face positions workpiece holding structure and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110434363A true CN110434363A (en) | 2019-11-12 |
Family
ID=68440579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910893755.1A Pending CN110434363A (en) | 2019-09-20 | 2019-09-20 | End face positions workpiece holding structure and detection method |
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Application publication date: 20191112 |