CN103990992B - A kind of Full automatic penumatic fixture - Google Patents
A kind of Full automatic penumatic fixture Download PDFInfo
- Publication number
- CN103990992B CN103990992B CN201410204032.3A CN201410204032A CN103990992B CN 103990992 B CN103990992 B CN 103990992B CN 201410204032 A CN201410204032 A CN 201410204032A CN 103990992 B CN103990992 B CN 103990992B
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- Prior art keywords
- operated valve
- valve
- chamber
- working hole
- hand
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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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention provides a kind of pneumatic control structure of Full automatic penumatic fixture, its for locating surface processing workpiece be located through a hand-operated valve can complete location, compression and location recall, reasonable in design, easy to operate, ensure that the safety in production of factory, and make the clamping efficiency of workpiece high, guarantee that overall production efficiency is high.It comprises positional cylinder, hold-down cylinder, described positional cylinder is located for the reference position of part, described hold-down cylinder is used for the compression of the end face of part, two cavitys are set in described positional cylinder, be respectively and compress chamber, unclamp chamber, two cavitys are set in described hold-down cylinder, be respectively and compress chamber, unclamp chamber, it is characterized in that: it also comprises hand-operated valve, pneumatic operated valve, mechanical valve, shuttle valve, gases at high pressure are communicated with described hand-operated valve respectively by pipeline, the air inlet P of pneumatic operated valve, what the working hole B of described hand-operated valve was communicated to described hold-down cylinder respectively unclamps chamber, second import P2 of described shuttle valve.
Description
Technical field
The present invention relates to the technical field of structures of air-actuated jaw, be specially a kind of Full automatic penumatic fixture.
Background technology
The fixture of processing parts locating surface, it comprises at least two locating surfaces, existing technology controls corresponding positioning compression cylinder respectively by multiple hand-operated valve, realize the location of frock to part, compression and location are recalled, need to arrange corresponding hand-operated valve at each location structure, manual operation complex procedures, make to need to manipulate at diverse location during location, workman easily forgets corresponding operation, easily cause car accident, the safety in production of factory is affected, and due to manual operation complex procedures, cause the clamping efficiency of workpiece low, make integral production efficiency low.
Summary of the invention
For existing above-mentioned defect, the invention provides a kind of pneumatic control structure of Full automatic penumatic fixture, its for locating surface processing workpiece be located through a hand-operated valve can complete location, compression and location recall, reasonable in design, easy to operate, ensure that the safety in production of factory, and make the clamping efficiency of workpiece high, guarantee that overall production efficiency is high.
A kind of Full automatic penumatic fixture, its technical scheme is such: it comprises positional cylinder, hold-down cylinder, described positional cylinder is located for the reference position of part, described hold-down cylinder is used for the compression of the end face of part, two cavitys are set in described positional cylinder, be respectively and compress chamber, unclamp chamber, two cavitys are set in described hold-down cylinder, be respectively and compress chamber, unclamp chamber, it is characterized in that: it also comprises hand-operated valve, pneumatic operated valve, mechanical valve, shuttle valve, gases at high pressure are communicated with described hand-operated valve respectively by pipeline, the air inlet P of pneumatic operated valve, what the working hole B of described hand-operated valve was communicated to described hold-down cylinder respectively unclamps chamber, second import P2 of described shuttle valve, the working hole A of described hand-operated valve is communicated to the compression chamber of described hold-down cylinder respectively, the air inlet P of described mechanical valve, the handle of described hand-operated valve switches the working hole A of hand-operated valve, the mutual on off operating mode of working hole B and corresponding air inlet P, the working hole B of the described hand-operated valve under original state is connected with air inlet P, spool in described mechanical valve under original state separates the path of its air inlet P and working hole A, the working hole A of described mechanical valve is communicated to the first import P1 of described shuttle valve, the working hole A of described shuttle valve is communicated to the working chamber of described pneumatic operated valve, described pneumatic operated valve is provided with working hole A, working hole B, when there is no enough air pressure in the working chamber of described pneumatic operated valve, the working hole B of described pneumatic operated valve is connected with air inlet P, when the working chamber air pressure of described pneumatic operated valve is enough, the working hole A of described pneumatic operated valve is connected with air inlet P, what the working hole A of described pneumatic operated valve was communicated to described positional cylinder unclamps chamber, the working hole B of described pneumatic operated valve is communicated to the compression chamber of described positional cylinder, described hand-operated valve, pneumatic operated valve, mechanical valve, shuttle valve is provided with corresponding exhaust outlet R, it also comprises base, the both sides of described base are furnished with described positional cylinder respectively, hold-down cylinder, the epirelief piston rod of the described positional cylinder of side is fastenedly connected with movable arm-tie, the upper end of described movable arm-tie is provided with long slot bore, the bottom of locating piece is fastenedly connected pedestal by rotating shaft, the side of described locating piece connects the long slot bore of described movable arm-tie by pitman shaft, the locating surface of described locating piece is towards part to be processed, the convex piston rod in side of the described hold-down cylinder of opposite side is towards the seal face of part to be processed, the evagination end of the convex piston rod in described side is fastenedly connected pressure strip by connector, described pressure strip is towards the seal face of part to be processed, the convex piston rod in described side is circumscribed with machinery and hits iron one end, the other end that described machinery hits iron is fastenedly connected screw, the spool evagination piston rod of described mechanical valve is close to by described screw, described spool evagination piston rod connects the spool in described mechanical valve.
It is further characterized in that:
The pipeline that three strands of air-flows are interconnected all is interconnected by T-shaped threeway;
The working hole B of described hand-operated valve respectively and the pipeline unclamped between chamber of described hold-down cylinder be provided with one-way throttle valve, described one-way throttle valve is on the pipeline unclamping between chamber of the T-shaped threeway of correspondence and described hold-down cylinder;
The side end of the convex piston rod in described side is set with chain connection head, and described chain connection head is fastenedly connected hinge connecting plate, and the rear flank that blind rivet runs through described hinge connecting plate is fastenedly connected described pressure strip;
The chain connection head of the convex piston rod in described side is set with described machinery and hits iron one end;
Described mechanical valve is arranged in the upper surface of described hold-down cylinder, and line arrangement all in described hand-operated valve, pneumatic operated valve, shuttle valve and gas circuit does not all interfere with the normal work of all the other parts.
After adopting structure of the present invention, only need the handle of Non-follow control hand-operated valve thus the mutual on off operating mode of switching working hole A, the working hole B of hand-operated valve and the air inlet P of correspondence, the location of the workpiece for two position locations, compression and location can be completed recall, reasonable in design, easy to operate, ensure that the safety in production of factory, and make the clamping efficiency of workpiece high, guarantee that overall production efficiency is high.
Accompanying drawing explanation
Fig. 1 is Pneumatic component control principle schematic diagram of the present invention;
Fig. 2 is the impaction state schematic diagram of tool structure of the present invention.
Detailed description of the invention
A kind of Full automatic penumatic fixture, see Fig. 1, Fig. 2: it comprises positional cylinder 21, hold-down cylinder 18, positional cylinder 21 is located for the reference position of part, hold-down cylinder 18 is for the compression of the end face of part, two cavitys are set in positional cylinder 21, be respectively and compress chamber 4, unclamp chamber 3, two cavitys are set in hold-down cylinder 18, be respectively and compress chamber 2, unclamp chamber 1, it also comprises hand-operated valve 16, pneumatic operated valve 22, mechanical valve 19, shuttle valve 20, gases at high pressure are communicated with hand-operated valve 16 respectively by pipeline, the air inlet P of pneumatic operated valve 22, what the working hole B of hand-operated valve 16 was communicated to hold-down cylinder 18 respectively unclamps chamber 1, second import P2 of shuttle valve 20, the working hole A of hand-operated valve 16 is communicated to the compression chamber 2 of hold-down cylinder 18 respectively, the air inlet P of mechanical valve 19, the handle 23 of hand-operated valve 16 switches the working hole A of hand-operated valve 16, the mutual on off operating mode of working hole B and corresponding air inlet P, the working hole B of the hand-operated valve 16 under original state is connected with air inlet P, spool 24 in mechanical valve 19 under original state separates the path of its air inlet P and working hole A, the working hole A of mechanical valve 19 is communicated to the first import P1 of shuttle valve 20, the working hole A of shuttle valve 20 is communicated to the working chamber 25 of pneumatic operated valve 22, pneumatic operated valve 22 is provided with working hole A, working hole B, when there is no enough air pressure in the working chamber 25 of pneumatic operated valve 22, the working hole B of pneumatic operated valve 22 is connected with air inlet P, when working chamber 25 air pressure of pneumatic operated valve 22 is enough, the working hole A of pneumatic operated valve is connected with air inlet P, what the working hole A of pneumatic operated valve 22 was communicated to positional cylinder 21 unclamps chamber 3, the working hole B of pneumatic operated valve 22 is communicated to the compression chamber 4 of positional cylinder 21, hand-operated valve 16, pneumatic operated valve 22, mechanical valve 19, shuttle valve 20 is provided with corresponding exhaust outlet R, it also comprises base 5, the both sides of base 5 are furnished with positional cylinder 21 respectively, hold-down cylinder 18, the epirelief piston rod 26 of the positional cylinder 21 of side is fastenedly connected with movable arm-tie 7, the upper end of movable arm-tie 7 is provided with long slot bore 27, the bottom of locating piece 9 is fastenedly connected pedestal 6 by rotating shaft, the long slot bore 27 of pitman shaft 8 connection activity arm-tie 7 is passed through in the side of locating piece 9, the locating surface of locating piece 9 is towards part to be processed, the convex piston rod in side 28 of the hold-down cylinder 18 of opposite side is towards the seal face of part to be processed, the male part of the convex piston rod 28 in side is set with chain connection head 14, chain connection head 14 is fastenedly connected hinge connecting plate 13, the rear flank that blind rivet 12 runs through hinge connecting plate 13 is fastenedly connected pressure strip 11, pressure strip 11 is towards the seal face of part to be processed, the chain connection head 14 of the convex piston rod 28 in side is set with machinery and hits iron 15 one end, the other end that machinery hits iron 15 is fastenedly connected screw 30, the spool evagination piston rod 29 of mechanical valve 19 is close to by screw 30, and spool evagination piston rod 29 connects the spool 24 in mechanical valve 19.
The pipeline that three strands of air-flows are interconnected all is interconnected by T-shaped threeway;
The working hole B of hand-operated valve 16 respectively and the pipeline unclamped between chamber 1 of hold-down cylinder 18 be provided with one-way throttle valve 17, one-way throttle valve 17 is on the pipeline unclamping between chamber 1 of the T-shaped threeway of correspondence and hold-down cylinder 18;
Mechanical valve 19 is arranged in the upper surface of hold-down cylinder 18, and line arrangement all in hand-operated valve 16, pneumatic operated valve 22, shuttle valve 20 and gas circuit does not all interfere with the normal work of all the other parts.
Its operation principle is as follows:
Connect source of the gas under A reset condition to be failure to actuate: the working hole B of hand-operated valve 16 and air inlet P connects, unclamp chamber 1 through one-way throttle valve 17 go side to hold-down cylinder 18, compression one-way compression cylinder 18, namely in Fig. 2, pressure strip 11 is releasing orientation; Simultaneously source of the gas is held in the working chamber 25 of pneumatic operated valve 22 through the air inlet P2 of shuttle valve 20 and working hole A, the working hole A of pneumatic operated valve 22 and air inlet P is connected, what source of the gas passed to unidirectional positional cylinder 21 unclamps chamber 3, and compress unidirectional positional cylinder 21, namely in Fig. 2, locating piece 9 is releasing orientation.
B pulls the handle 23 of hand-operated valve 16: the working hole A of hand-operated valve 16 and air inlet P connects, pneumatic operated valve 22 side pressure disappears, return to working hole B and air inlet P through spring to connect, source of the gas passes to the compression chamber 4 of positional cylinder 21, release the epirelief piston rod 26 of positional cylinder 21 immediately, and drive locating piece 9 to move by arm-tie 7 movable in Fig. 2 and pitman shaft 8, namely in Fig. 2, locating piece 9 plays positioning action, source of the gas passes to the compression chamber 2 of hold-down cylinder 18 simultaneously, through unclamping chamber 1 and one-way throttle valve 21 is vented, slow promotion one-way compression cylinder 18 and by chain connection head 14 in Fig. 2 simultaneously driving mechanical hit iron 15 and hinge pressing plate 13 moves, when hold-down cylinder 18 releases certain distance, i.e. pressure strip 10 compressing component in Fig. 2, machinery hits iron 15 and promotes mechanical valve 19, the working hole A of mechanical valve 19 and air inlet P is connected, pneumatic operated valve 22 is led to again through the air inlet P1 of shuttle valve 20 and working hole A, the working hole A of pneumatic operated valve 22 and air inlet P is connected, what source of the gas passed to positional cylinder 21 again unclamps chamber 3, compress unidirectional positional cylinder 21, i.e. the recalling of locating piece 9 in Fig. 2.
C pulls hand-operated valve 16 handle 23 again: hand-operated valve 16 is again got back to working hole B and air inlet P and connected, chamber 1 is unclamped through one-way throttle valve 17 go side to hold-down cylinder 18, again compress hold-down cylinder 22, i.e. the recalling of pressure strip 11 in Fig. 2, remaining part all gets back to reset condition.
By Full automatic penumatic control loop, realize mechanism and automatically complete location, compress and recall the sequence of location again.
Claims (6)
1. a Full automatic penumatic fixture, it comprises positional cylinder, hold-down cylinder, described positional cylinder is located for the reference position of part, described hold-down cylinder is used for the compression of the end face of part, two cavitys are set in described positional cylinder, be respectively and compress chamber, unclamp chamber, two cavitys are set in described hold-down cylinder, be respectively and compress chamber, unclamp chamber, it is characterized in that: it also comprises hand-operated valve, pneumatic operated valve, mechanical valve, shuttle valve, gases at high pressure are communicated with described hand-operated valve respectively by pipeline, the air inlet P of pneumatic operated valve, what the working hole B of described hand-operated valve was communicated to described hold-down cylinder respectively unclamps chamber, second import P2 of described shuttle valve, the working hole A of described hand-operated valve is communicated to the compression chamber of described hold-down cylinder respectively, the air inlet P of described mechanical valve, the handle of described hand-operated valve switches the working hole A of hand-operated valve, the mutual on off operating mode of working hole B and corresponding air inlet P, the working hole B of the described hand-operated valve under original state is connected with air inlet P, spool in described mechanical valve under original state separates the path of its air inlet P and working hole A, the working hole A of described mechanical valve is communicated to the first import P1 of described shuttle valve, the working hole A of described shuttle valve is communicated to the working chamber of described pneumatic operated valve, described pneumatic operated valve is provided with working hole A, working hole B, when there is no enough air pressure in the working chamber of described pneumatic operated valve, the working hole B of described pneumatic operated valve is connected with air inlet P, when the working chamber air pressure of described pneumatic operated valve is enough, the working hole A of described pneumatic operated valve is connected with air inlet P, what the working hole A of described pneumatic operated valve was communicated to described positional cylinder unclamps chamber, the working hole B of described pneumatic operated valve is communicated to the compression chamber of described positional cylinder, described hand-operated valve, pneumatic operated valve, mechanical valve, shuttle valve is provided with corresponding exhaust outlet R, it also comprises base, the side of described base is provided with described positional cylinder, opposite side is provided with described hold-down cylinder, the epirelief piston rod of the described positional cylinder of side is fastenedly connected with movable arm-tie, the upper end of described movable arm-tie is provided with long slot bore, the bottom of locating piece is fastenedly connected pedestal by rotating shaft, the side of described locating piece connects the long slot bore of described movable arm-tie by pitman shaft, the locating surface of described locating piece is towards part to be processed, the convex piston rod in side of the described hold-down cylinder of opposite side is towards the seal face of part to be processed, the evagination end of the convex piston rod in described side is fastenedly connected pressure strip by connector, described pressure strip is towards the seal face of part to be processed, the convex piston rod in described side is circumscribed with machinery and hits iron one end, the other end that described machinery hits iron is fastenedly connected screw, the spool evagination piston rod of described mechanical valve is close to by described screw, described spool evagination piston rod connects the spool in described mechanical valve.
2. a kind of Full automatic penumatic fixture according to claim 1, is characterized in that: the pipeline that three strands of air-flows are interconnected all is interconnected by T-shaped threeway.
3. a kind of Full automatic penumatic fixture according to claim 1, it is characterized in that: the working hole B of described hand-operated valve and the pipeline unclamped between chamber of described hold-down cylinder are provided with one-way throttle valve, described one-way throttle valve is on the pipeline unclamping between chamber of the T-shaped threeway of correspondence and described hold-down cylinder.
4. a kind of Full automatic penumatic fixture according to claim 1, it is characterized in that: the side end of the convex piston rod in described side is set with chain connection head, described chain connection head is fastenedly connected hinge connecting plate, and the rear flank that blind rivet runs through described hinge connecting plate is fastenedly connected described pressure strip.
5. a kind of Full automatic penumatic fixture according to claim 4, is characterized in that: the chain connection head of the convex piston rod in described side is set with described machinery and hits iron one end.
6. a kind of Full automatic penumatic fixture according to claim 1, it is characterized in that: described mechanical valve is arranged in the upper surface of described hold-down cylinder, line arrangement all in described hand-operated valve, pneumatic operated valve, shuttle valve and gas circuit does not all interfere with the normal work of all the other parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410204032.3A CN103990992B (en) | 2014-05-15 | 2014-05-15 | A kind of Full automatic penumatic fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410204032.3A CN103990992B (en) | 2014-05-15 | 2014-05-15 | A kind of Full automatic penumatic fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103990992A CN103990992A (en) | 2014-08-20 |
| CN103990992B true CN103990992B (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410204032.3A Active CN103990992B (en) | 2014-05-15 | 2014-05-15 | A kind of Full automatic penumatic fixture |
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| CN (1) | CN103990992B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188131B (en) * | 2017-11-28 | 2019-10-18 | 中国航发西安动力控制科技有限公司 | Quick holding device for flushing cisterns metal inspection net |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59222601A (en) * | 1983-05-30 | 1984-12-14 | Nippon Pneumatic Kogyo Kk | Oil hydraulic cylinder control device |
| JP4562948B2 (en) * | 2001-05-17 | 2010-10-13 | 日立建機株式会社 | Hydraulic drive |
| CN102554662B (en) * | 2011-12-22 | 2014-10-22 | 上海三一精机有限公司 | Self-centering and work piece clamping device for working table and control method of self-centering and work piece clamping device |
| CN102729063A (en) * | 2012-06-06 | 2012-10-17 | 苏州市职业大学 | Pneumatic control loop of pneumatic control clamp device of shaft sample pieces |
| CN103639796A (en) * | 2013-11-25 | 2014-03-19 | 大连元利流体技术有限公司 | Machine tool clamping system with gas-liquid boosting pump |
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2014
- 2014-05-15 CN CN201410204032.3A patent/CN103990992B/en active Active
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| Publication number | Publication date |
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| CN103990992A (en) | 2014-08-20 |
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