CN110315375A - A kind of fixture with standard knife handle interface - Google Patents
A kind of fixture with standard knife handle interface Download PDFInfo
- Publication number
- CN110315375A CN110315375A CN201910656391.5A CN201910656391A CN110315375A CN 110315375 A CN110315375 A CN 110315375A CN 201910656391 A CN201910656391 A CN 201910656391A CN 110315375 A CN110315375 A CN 110315375A
- Authority
- CN
- China
- Prior art keywords
- execution unit
- machine tool
- grip shank
- piston
- voussoir
- 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.)
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Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Gripping On Spindles (AREA)
Abstract
The invention discloses a kind of fixtures with standard knife handle interface, including, grip shank, execution unit and clamping jaw, the grip shank are fixed on the execution unit, and the grip shank is the standard Knife handle structure that can be connect with machine tool chief axis；The execution unit is pneumatic execution unit, the clamping jaw is mounted on the execution unit, the grip shank and the execution unit are equipped with gas passage, when the grip shank is connect with machine tool chief axis, loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis can drive the pneumatic execution unit to move by the gas passage, and the jaw action is driven by the pneumatic execution unit, to complete the clamping to workpiece.The fixture does not need independent driving device, can simplify machine tool structure, meanwhile, which can be placed in tool magazine when not working, and reduce the volume of fixture occupancy.
Description
Technical field
The present invention relates to machine tool fixture technical fields, and in particular to the fixture with standard knife handle interface.
Background technique
Fixture is used to fix processing object during referring to machine-building, is allowed to occupy correct position, from broadly
It says, any process in technical process, device for rapid, convenient and safe installation of workpieces all can be described as fixture.Especially
It is to need frequently fixture to be used to carry workpieces processing, the existing fixture for lathe needs in machine tool field
Independent clamping and driving device for installs fixture and to drive fixture to complete carrying and transfer to workpiece, therefore can be made
At lathe, structure is complicated, bulky, is not easy to install and safeguard.
Summary of the invention
Needle of the present invention proposes a kind of fixture with standard knife handle interface, needs solely for solving existing machine tool fixture
Vertical driving device and cause machine tool structure complicated, be not easy to the problem of installing and safeguarding.
The technological means that the present invention uses is as follows:
A kind of fixture with standard knife handle interface, including, grip shank, execution unit and clamping jaw, the grip shank are consolidated
It is scheduled on the execution unit, the grip shank is the standard Knife handle structure that can be connect with machine tool chief axis；The execution unit
For pneumatic execution unit, the clamping jaw is mounted on the execution unit, and the grip shank and the execution unit are equipped with gas
Body channel, when the grip shank is connect with machine tool chief axis, loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis can pass through
The gas passage driving pneumatic execution unit movement, and the jaw action is driven by the pneumatic execution unit.
Further, the execution unit includes chuck body, piston, spring and wedge structure；
The grip shank is fixed on the middle position of the upside of the chuck body, and the chuck body both ends, which are equipped with, lives
Chamber is filled in, the piston is placed in the plunger shaft, and the grip shank and the chuck body are equipped with the gas passage；
The wedge structure includes fixed voussoir and mobile voussoir, and the fixed voussoir is fixed on the piston rod of the piston
On, the top of the mobile voussoir is T-type structure, and the T-type structure is equipped with cylindrical projection, sets on the downside of the chuck body
There is T-slot, the T-type structure is placed in the T-slot, and the spring is placed in the downside of the chuck body and both ends and distinguishes
It covers in the cylindrical projection, the clamping jaw is fixed on the mobile voussoir；
When the grip shank is connect with machine tool chief axis, loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis can lead to
Cross gas passage driving it is described piston moves downward, fix voussoir described in the piston driving and move downward, the fixation
Voussoir drives the mobile voussoir to move simultaneously compressed spring to the middle part direction of the chuck body by wedge surface, and then realizes institute
Moving toward one another to realize the clamping to workpiece for clamping jaw is stated, when loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis stops
When driving the piston, the restoring force of the spring can drive the mobile voussoir at both ends to support or oppose movement, and then by described
Fixed voussoir drives piston upwards, realizes the reset of piston.
Further, the clamping jaw is V-type clamping jaw.
Compared with the prior art, the fixture of the present invention with standard knife handle interface have the advantages that 1,
The fixture has standard Knife handle structure can be in order to be attached with machine tool chief axis, and the main shaft of lathe can directly grab fixture,
It without centre plus counter flange, is more convenient, while time saving and energy saving, improves work efficiency, simultaneously as there is the knife of standard
Handle, fixture can be placed in tool magazine, fixture can be grabbed in tool magazine as tool changing, not need individually placed, saving sky
Between.2, the not additional power resources of entire fixture, do not need other trachea yet, and unique power is from when main shaft grabs
When fixture, central water outlet that road outlet in main shaft, and the reset of fixture, then it is to be realized by spring, entire mechanism is simple,
Installation maintenance is easier.
Detailed description of the invention
Fig. 1 is the overall structure figure of the fixture disclosed by the invention with standard knife handle interface；
Fig. 2 is the internal structure chart of the fixture disclosed by the invention with standard knife handle interface；
Fig. 3 is the structure chart of the second drive block；
View at C-C in Fig. 4 Fig. 2 merely illustrates the connection relationship of chuck body and mobile voussoir in figure.
In figure: 1, grip shank；2, execution unit, 20, chuck body, 200, plunger shaft, 201, T-slot, 202, gas it is logical
Road, 21, piston, 22, spring, 23, wedge structure, 230, fixed voussoir, 231, mobile voussoir, 232, T-type structure, 233, cylinder
Protrusion, 3, clamping jaw.
Specific embodiment
It is as illustrated in fig. 1 and 2 the fixture disclosed by the invention with standard knife handle interface, including, grip shank 1, enforcement division
Part 2 and clamping jaw 3, in the present embodiment, the clamping jaw 3 are V-type clamping jaw, and the concrete form of clamping jaw can be selected according to demand
It takes, clamping workpiece is different, and jaw type is not also identical.
The grip shank 1 is the standard Knife handle structure that can be connect with machine tool chief axis, and the standard Knife handle structure can be
BT Knife handle structure or HSK Knife handle structure are also possible to other standard Knife handle structures, specifically can be according to the form of machine tool chief axis
It is chosen.
The execution unit 2 is pneumatic execution unit, and the clamping jaw 3 is mounted on the execution unit 2, the grip shank
1 and the execution unit 2 be equipped with gas passage 202, when the grip shank 1 is connect with machine tool chief axis, the pine of machine tool chief axis
Knife air blowing interface/cutter inner cooling interface (that road gas of central water outlet on main shaft) can pneumatically be held by the way that gas passage driving is described
The movement of row component, and the jaw action is driven by the pneumatic execution unit.
The lathe course of work with fixture disclosed by the invention is as follows: when lathe carries out work pieces process, machine tool chief axis
On cutter is installed, due to fixture disclosed by the invention grip shank be standard Knife handle structure, lathe can be placed on
In tool magazine.When needing to carry workpiece (blank) using fixture, machine tool chief axis moves at tool magazine and is placed on cutter
In tool magazine, then, machine tool chief axis is connect with fixture, and fixture is moved to processing district (work area to be added) by control machine tool chief axis,
By loose knife air blowing interface/cutter inner cooling Interface Controller pneumatic execution unit movement of machine tool chief axis, and then drive clamping jaw
Movement, clamping jaw can clamp workpiece (blank), and workpiece (blank) is transferred to products storage area by machine tool chief axis and (is added
Work area), then, then by machine tool chief axis fixture is placed into tool magazine.The fixture have standard Knife handle structure can in order to
Machine tool chief axis is attached；Grip shank and cutter body are equipped with gas passage, therefore can be blown by the loose knife of machine tool chief axis
Gas interface/cutter inner cooling interface directly drives the work of clamping jaw, does not need additional driving device, simplifies machine tool structure；The folder
There is tool standard knife handle interface the fixture can be placed in the tool magazine of lathe when not in use, save the volume of lathe.
Further, the execution unit 2 includes chuck body 20, piston 21, spring 22 and wedge structure 23；It is described
Grip shank 1 is fixedly mounted on the middle position of the upside of the chuck body 20, is equipped between grip shank 1 and chuck body 20
Sealing ring, for preventing gas leakage, 20 both ends of chuck body are equipped with plunger shaft 200, and the piston 21 is placed in the plunger shaft
In 200, the grip shank 1 and the chuck body 20 are equipped with the gas passage 202 and (have an air inlet inside grip shank
Hole).
The wedge structure 23 includes fixed voussoir 230 and mobile voussoir 231, and the fixed voussoir 230 is solid by screw
It is scheduled on the piston rod of the piston 21, fixed voussoir 230 and mobile voussoir 231 are contacted with each other by wedge surface, such as Fig. 3 and Fig. 4
Shown, the top of the mobile voussoir 231 is T-type structure 232, towards position among chuck body on the T-type structure 232
One side is equipped with cylindrical projection 233, and the downside of the chuck body 20 is equipped with T-slot 201, and the T-type structure 232 is placed in institute
It states in T-slot 201, the mobile voussoir that the spring 22 is placed in the downside of the chuck body 20 and both ends cover two sides respectively exists
In the cylindrical projection 233, the clamping jaw 3 is fixed by screws on the mobile voussoir 231；
When the grip shank 1 is connect with machine tool chief axis, loose knife air blowing interface/cutter inner cooling interface gas supply of machine tool chief axis
And plunger shaft 200 can be entered by the gas passage 202 to drive the piston 21 to move downward, the piston 21 drives institute
It states fixed voussoir 230 to move downward, the fixed voussoir 230 drives the mobile voussoir 231 to the fixture sheet by wedge surface
The middle part direction (direction shown in B-B arrow in Fig. 2) of body moves and compressed spring, and then realizes moving toward one another for the clamping jaw
To realize the clamping to workpiece, when the loose knife air blowing interface of machine tool chief axis/cutter inner cooling interface stops gas supply, the spring
Restoring force can drive the mobile voussoir at both ends to support or oppose in movement (direction shown in A-A arrow in Fig. 2), and mobile voussoir passes through wedge
Face pushes fixed voussoir, and then drives piston upwards, realizes the reset of piston.Due to being provided with voussoir knot in execution unit
Structure, voussoir have boosting function, increase the chucking power of clamping jaw, and allowing to control by lesser power can at piston clamping jaw
Obtain biggish chucking power.
Further, the T-type structure two sides on mobile voussoir top are designed with cylindrical projection, and the cylinder close to spring side is convex
It rises and can be used for blocking spring, the cylindrical projection of the other side can limit it in mobile wedge block movement.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of fixture with standard knife handle interface, including, grip shank, execution unit and clamping jaw, the grip shank are fixed
On the execution unit, it is characterised in that:
The grip shank is the standard Knife handle structure that can be connect with machine tool chief axis；
The execution unit is pneumatic execution unit, and the clamping jaw is mounted on the execution unit, the grip shank and described
Execution unit is equipped with gas passage, when the grip shank is connect with machine tool chief axis, loose knife air blowing interface/knife of machine tool chief axis
Cold joint mouth can drive the pneumatic execution unit to move by the gas passage in having, and be driven by the pneumatic execution unit
The jaw action.
2. the fixture according to claim 1 with standard knife handle interface, it is characterised in that: the execution unit includes folder
Have ontology, piston, spring and wedge structure；
The grip shank is fixed on the middle position of the upside of the chuck body, and the chuck body both ends are equipped with piston
Chamber, the piston are placed in the plunger shaft, and the grip shank and the chuck body are equipped with the gas passage；
The wedge structure includes fixed voussoir and mobile voussoir, and the fixed voussoir is fixed on the piston rod of the piston,
The top of the mobile voussoir is T-type structure, and the T-type structure is equipped with cylindrical projection, and the downside of the chuck body is equipped with T
Type groove, the T-type structure are placed in the T-slot, and the spring is placed in the downside of the chuck body and both ends cover respectively
In the cylindrical projection, the clamping jaw is fixed on the mobile voussoir；
When the grip shank is connect with machine tool chief axis, loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis can pass through institute
State gas passage driving it is described piston moves downward, fix voussoir described in the piston driving and move downward, the fixed voussoir
It drives the mobile voussoir to move simultaneously compressed spring to the middle part direction of the chuck body by wedge surface, and then realizes the folder
Pawl is moved toward one another to realize the clamping to workpiece, when loose knife air blowing interface/cutter inner cooling interface of machine tool chief axis stops driving
When the piston, the restoring force of the spring can drive the mobile voussoir at both ends to support or oppose movement, and then pass through the fixation
Voussoir drives piston upwards, realizes the reset of piston.
3. the fixture according to claim 1 with standard knife handle interface, it is characterised in that: the clamping jaw is V-type clamping jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656391.5A CN110315375B (en) | 2019-07-19 | 2019-07-19 | Clamp with standard knife handle interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656391.5A CN110315375B (en) | 2019-07-19 | 2019-07-19 | Clamp with standard knife handle interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110315375A true CN110315375A (en) | 2019-10-11 |
| CN110315375B CN110315375B (en) | 2021-04-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910656391.5A Active CN110315375B (en) | 2019-07-19 | 2019-07-19 | Clamp with standard knife handle interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110315375B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3215899A1 (en) * | 1982-04-29 | 1983-11-03 | Paul Forkardt GmbH & Co KG, 4000 Düsseldorf | Power-operated swivel chuck |
| JPH08257965A (en) * | 1995-03-29 | 1996-10-08 | Nec Corp | Absorption hand |
| JP2001150209A (en) * | 1999-11-22 | 2001-06-05 | Howa Mach Ltd | Workpiece phase determining device and chuck |
| CN201432254Y (en) * | 2009-04-16 | 2010-03-31 | 宁波永享铜管道有限公司 | Self-centering clamp |
| CN202763554U (en) * | 2012-08-20 | 2013-03-06 | 联德机械（杭州）有限公司 | Hydraulic chuck |
| CN202963308U (en) * | 2012-12-07 | 2013-06-05 | 广州华德汽车弹簧有限公司 | Pneumatic sliding rail parallel clip used for clamping wire rods |
| CN103785873A (en) * | 2014-02-14 | 2014-05-14 | 哈尔滨工业大学 | Precise pneumatic chuck |
| CN204725504U (en) * | 2015-06-08 | 2015-10-28 | 邝锦富 | A kind of mechanical paw |
| CN105217305A (en) * | 2015-10-16 | 2016-01-06 | 陈思奇 | A kind of compact conformation failure-free clamping equipment |
| CN106395364A (en) * | 2016-11-16 | 2017-02-15 | 南通职业大学 | Transposition mechanical arm for hose body printing |
| CN207841356U (en) * | 2017-12-13 | 2018-09-11 | 浙江梵煜电子科技有限公司 | A kind of total closed type hydraulic pressure clamping jaw |
| CN109015721A (en) * | 2018-09-25 | 2018-12-18 | 深圳市伙伴气动精密机械有限公司 | Miniature gripping finger cylinder and its driving method |
| CN208438350U (en) * | 2018-06-23 | 2019-01-29 | 深圳环城自动化设备有限公司 | A kind of vacuum gripping jaw of abnormal shape plug-in machine |
-
2019
- 2019-07-19 CN CN201910656391.5A patent/CN110315375B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3215899A1 (en) * | 1982-04-29 | 1983-11-03 | Paul Forkardt GmbH & Co KG, 4000 Düsseldorf | Power-operated swivel chuck |
| JPH08257965A (en) * | 1995-03-29 | 1996-10-08 | Nec Corp | Absorption hand |
| JP2001150209A (en) * | 1999-11-22 | 2001-06-05 | Howa Mach Ltd | Workpiece phase determining device and chuck |
| CN201432254Y (en) * | 2009-04-16 | 2010-03-31 | 宁波永享铜管道有限公司 | Self-centering clamp |
| CN202763554U (en) * | 2012-08-20 | 2013-03-06 | 联德机械（杭州）有限公司 | Hydraulic chuck |
| CN202963308U (en) * | 2012-12-07 | 2013-06-05 | 广州华德汽车弹簧有限公司 | Pneumatic sliding rail parallel clip used for clamping wire rods |
| CN103785873A (en) * | 2014-02-14 | 2014-05-14 | 哈尔滨工业大学 | Precise pneumatic chuck |
| CN204725504U (en) * | 2015-06-08 | 2015-10-28 | 邝锦富 | A kind of mechanical paw |
| CN105217305A (en) * | 2015-10-16 | 2016-01-06 | 陈思奇 | A kind of compact conformation failure-free clamping equipment |
| CN106395364A (en) * | 2016-11-16 | 2017-02-15 | 南通职业大学 | Transposition mechanical arm for hose body printing |
| CN207841356U (en) * | 2017-12-13 | 2018-09-11 | 浙江梵煜电子科技有限公司 | A kind of total closed type hydraulic pressure clamping jaw |
| CN208438350U (en) * | 2018-06-23 | 2019-01-29 | 深圳环城自动化设备有限公司 | A kind of vacuum gripping jaw of abnormal shape plug-in machine |
| CN109015721A (en) * | 2018-09-25 | 2018-12-18 | 深圳市伙伴气动精密机械有限公司 | Miniature gripping finger cylinder and its driving method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110315375B (en) | 2021-04-06 |
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