CN107186623B - Manual clamping fixture for grinding air vane - Google Patents
Manual clamping fixture for grinding air vane Download PDFInfo
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- CN107186623B CN107186623B CN201710546750.2A CN201710546750A CN107186623B CN 107186623 B CN107186623 B CN 107186623B CN 201710546750 A CN201710546750 A CN 201710546750A CN 107186623 B CN107186623 B CN 107186623B
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- plate
- hole
- locking sleeve
- sleeve
- main board
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/065—Steady rests
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The manual clamping fixture for grinding the air vane comprises a bottom plate, a main plate, an intermediate plate, a locking sleeve, an inlet sleeve and a tensioning assembly; the main board is vertically and fixedly connected with the upper end of the bottom board; the middle plate is parallel to the main plate, is relatively fixed with the main plate and is provided with a square hole; the inlet sleeve is arranged in the mounting hole of the main board and fixedly connected with the main board, and one end of the inlet sleeve extends into the interval between the main board and the middle board; the locking sleeve is positioned in the interval between the main board and the middle board and is movably sleeved on the outer wall of the inlet sleeve through a unthreaded hole section in an inner hole of the locking sleeve, and the inner hole of the locking sleeve is communicated with the inner hole of the inlet sleeve and is opposite to the square hole of the middle board; a tensioning assembly is mounted on the intermediate plate and is associated with the locking sleeve, which pulls the locking sleeve toward the intermediate plate and holds the locking sleeve and the intermediate plate relatively stationary when they are in close proximity to each other. The clamping and positioning of the air vane grinding machining can be realized by only one set of clamp, and the problem that the existing air vane grinding machining clamp is high in cost is solved.
Description
Technical Field
The invention relates to a clamp, in particular to a manual clamping clamp for grinding an air vane.
Background
The air rudder is a direction control component on the missile and is used for controlling the flight attitude and the flight track of the missile. The structure of the device is shown in fig. 7, and comprises a triangular plate 101, a frustum 102, a threaded rod 103 and a square 104; the front end face and the rear end face of the triangular plate 101 are both right-angled triangles, and the front end face and the rear end face are connected through a bottom face, a left side face and a right side face; one end of the frustum 102 with a large diameter is connected to the bottom surface of the triangular plate 101; one end of the threaded rod 103 is connected to the end face of the end with the small diameter of the frustum 102, and the end face of the other end is connected with the square 104.
The bottom surface and the left side surface of the triangular plate 101 of the air vane need to be ground, and two sets of clamps are adopted at present to grind the bottom surface and the left side surface of the triangular plate 101 through twice clamping. The grinding of the bottom surface of the triangular plate 101 is realized by clamping through the first set of clamp, and then the grinding of the left side surface of the triangular plate 101 is realized by clamping through the second set of clamp.
Namely, two sets of clamps are needed to grind the air vane, which causes higher production cost.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a manual clamping fixture for grinding of an air vane.
The technical scheme of the invention is as follows: the manual clamping fixture for grinding the air vane comprises a bottom plate, a main plate, an intermediate plate, a locking sleeve, an inlet sleeve and a tensioning assembly;
the main board is vertically and fixedly connected with the upper end of the bottom board, and is provided with a mounting hole in which the feed inlet is sleeved, and the mounting hole penetrates through two end faces of the main board;
the middle plate is parallel to the main plate and is fixed relative to the main plate, and a square hole is arranged on the middle plate and is matched with the square shape of the air rudder;
the inner hole of the inlet sleeve is a tapered hole and is adaptive to the taper of the air rudder frustum, the inlet sleeve is arranged in the mounting hole of the main board and is fixedly connected with the main board, and one end of the inlet sleeve extends into the interval between the main board and the middle board;
an annular groove is formed in the outer wall of the locking sleeve, and a plurality of warping and poking holes are formed in the annular groove; the inner hole of the locking sleeve is a stepped hole, one section of the stepped hole is a threaded hole section, the other section of the stepped hole is a smooth hole section, and the threaded hole section can be matched with the external thread of the air rudder threaded rod; the locking sleeve is positioned in the interval between the main board and the middle board and is movably sleeved on the outer wall of the inlet sleeve through a unthreaded hole section in an inner hole of the locking sleeve, and the inner hole of the locking sleeve is communicated with the inner hole of the inlet sleeve and is opposite to the square hole of the middle board;
a tensioning assembly is mounted on the intermediate plate and is associated with the locking sleeve, which pulls the locking sleeve toward the intermediate plate and holds the locking sleeve and the intermediate plate relatively stationary when they are in close proximity to each other.
The further technical scheme of the invention is as follows: a pull rod hole is arranged on the middle plate; the tensioning assembly comprises a movable plate, a cylinder and an L-shaped pull rod; one end of each L-shaped pull rod extends into the annular groove of the locking sleeve, the rod body at the other end of each L-shaped pull rod penetrates through the pull rod hole in the middle plate and then is fixedly connected to the movable plate, the number of the L-shaped pull rods is not less than two, and contact points of the L-shaped pull rods and the locking sleeve are uniformly distributed on the annular groove in an annular mode; the cylinder is fixedly arranged on the middle plate, and a piston rod of the cylinder is fixedly connected with the movable plate.
The invention further adopts the technical scheme that: the number of the warping and poking holes in the locking sleeve is six, the six warping and poking holes are uniformly distributed at the bottom of the annular groove in an annular mode by taking the center of the locking sleeve as the center, and the axial lead of the warping and poking holes is perpendicular to the axial lead of the inner hole of the locking sleeve.
The further technical scheme of the invention is as follows: and a reinforcing rib plate is arranged between the bottom plate and the main plate, one side of the reinforcing rib plate is fixedly connected with the bottom plate, and the other side of the reinforcing rib plate is fixedly connected with the main plate.
The further technical scheme of the invention is as follows: the square hole of intermediate lamella is equipped with the arc in four corners department and dodges the groove, and the arc dodges the groove and extends to the square hole outside.
Compared with the prior art, the invention has the following advantages:
the clamping and positioning of the air vane grinding machining can be realized by only one set of clamp, and the problem that the existing air vane grinding machining clamp is high in cost is solved.
The invention is further described below with reference to the figures and examples.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic perspective view of the locking sleeve;
FIG. 4 is a schematic perspective view of the intermediate plate;
FIG. 5 is a perspective view of the middle plate from another perspective;
FIG. 6 is a schematic view of the present invention in a clamped state;
fig. 7 is a perspective view of the air rudder.
Detailed Description
Example 1:
as shown in fig. 1-4, the air vane grinding manual clamping fixture comprises a main plate 1, a bottom plate 2, an intermediate plate 3, a locking sleeve 5, an inlet sleeve 4 and a tensioning assembly.
The mainboard 1 is vertically welded and fixed at the upper end of the bottom plate 2, a mounting hole 11 for sleeving the feeding port is arranged on the mainboard, and the mounting hole 11 penetrates through two end faces of the mainboard 1.
The middle plate 3 is parallel to the main plate 1 and is relatively fixed with the main plate 1 at four corners through bolts, a square hole 31 and a pull rod hole 32 are arranged on the middle plate 3, and the square hole 31 is matched with the square 104 of the air rudder in shape.
The inner hole of the inlet sleeve 4 is a tapered hole and is adapted to the taper of the frustum 102 of the air rudder, the inlet sleeve 4 is installed in the installation hole 11 of the main board 1 and is fixedly connected with the main board 1 through a bolt, and one end of the inlet sleeve 4 extends into the interval between the main board 1 and the middle board 3. Specifically, a boss 41 extending radially is disposed at one end of the inlet sleeve 4, a bolt hole is disposed on the boss 41, a step surface 111 is disposed in the mounting hole 11 of the main plate 1, and a threaded hole corresponding to the bolt hole on the boss 41 is disposed on the step surface 111. When the inlet sleeve 4 is installed in the installation hole 11 of the main board 1, the boss 41 abuts against the step surface 111 to be positioned, and then the inlet sleeve 4 is fixedly connected with the main board 1 through a bolt.
An annular groove 51 is formed in the outer wall of the locking sleeve 5, and a plurality of tilting holes 511 are formed in the annular groove 51. The inner hole of the locking sleeve 5 is a stepped hole, one section of the stepped hole is a threaded hole section 521, the other section of the stepped hole is a smooth hole section 522, and the threaded hole section 521 can be matched with the external thread on the threaded rod 103 of the air rudder. The locking sleeve 5 is located in the interval between the main board 1 and the middle board 3 and is movably sleeved on the outer wall of the inlet sleeve 4 through a unthreaded hole section 522 in an inner hole of the locking sleeve, and the inner hole of the locking sleeve is communicated with the inner hole of the inlet sleeve 4 and is just opposite to the square hole 31 of the middle board 3.
A tensioning assembly is mounted on the intermediate plate 3 and is associated with the locking sleeve 5, which pulls the locking sleeve 5 towards the intermediate plate 3 and keeps the locking sleeve 5 and the intermediate plate 3 relatively stationary when they are at their closest distance from each other. The tensioning assembly comprises a movable plate 6, a cylinder 7 and an L-shaped pull rod 8. One end of each L-shaped pull rod 8 extends into the annular groove 51 of the locking sleeve 5, the other end of each L-shaped pull rod 8 penetrates through the pull rod hole 32 of the middle plate 3 and then is fixedly connected to the movable plate 6, two L-shaped pull rods 8 are arranged, and contact points of the two L-shaped pull rods 8 and the locking sleeve 5 are uniformly distributed on the annular groove 51 in an annular mode. The cylinder 7 is fixedly mounted on the intermediate plate 3, and a piston rod 71 thereof is fixedly connected with the movable plate 6.
Preferably, the number of the tilting holes 511 on the locking sleeve 5 is six, the six tilting holes 511 are uniformly distributed at the bottom of the annular groove 51 along the center of the locking sleeve 5 in an annular manner, and the axial line of the tilting holes 511 is perpendicular to the axial line of the inner hole of the locking sleeve 5.
Preferably, a reinforcing rib plate 9 is arranged between the bottom plate 2 and the main plate 1, one side of the reinforcing rib plate 9 is fixedly connected with the bottom plate 2, and the other side of the reinforcing rib plate 9 is fixedly connected with the main plate 1.
Preferably, the square hole 31 of the middle plate 3 is provided with arc-shaped avoiding grooves 311 at four corners, and the arc-shaped avoiding grooves 311 extend to the outside of the square hole 31.
Briefly describing the use of the invention: the base plate 2 is flatly placed on the working table of the machine tool, the dial indicator is used for alignment, and then the base plate 2 is fastened on the working table of the machine tool. The air rudder is horizontally arranged in a clamp, the positioning of the air rudder is realized through an inner hole of the inlet sleeve 4 and the square hole 31 of the middle plate 3 (as shown in fig. 6), an inner hexagonal wrench is inserted into the tilting hole 511 of the locking sleeve 5, and the locking sleeve 5 is manually rotated to be in threaded fit with the threaded rod 103 of the air rudder and screwed tightly. And then, the air cylinder 7 is started, a piston rod 71 of the air cylinder extends out to push the movable plate 6 to move, the movable plate 6 is connected with the L-shaped pull rod 8 to drive the L-shaped pull rod 8 to move, the L-shaped pull rod 8 pulls the locking sleeve 5 to move towards the direction close to the middle plate 3 to complete the compaction of the air rudder, and finally, the bottom surface and the left side surface of the triangular plate 101 of the air rudder are ground through tool setting processing.
Claims (4)
1. The manual clamping fixture for grinding the air rudder is used for clamping the air rudder; the air rudder comprises a triangular plate (101), a frustum (102), a threaded rod (103) and a square block (104); the front end face and the rear end face of the triangular plate (101) are both right-angled triangles and are connected through the bottom face, the left side face and the right side face; one end of the frustum (102) with large diameter is connected to the bottom surface of the triangular plate (101); one end of the threaded rod (103) is connected to the end face of the small-diameter end of the frustum (102), and the end face of the other end is connected with a square block (104);
the method is characterized in that: comprises a main board (1), a bottom board (2), an intermediate board (3), an inlet sleeve (4), a locking sleeve (5) and a tensioning assembly;
the main board (1) is vertically and fixedly connected with the upper end of the bottom board (2), a mounting hole (11) in which the feed inlet is sleeved is formed in the main board, and the mounting hole (11) penetrates through two end faces of the main board (1);
the middle plate (3) is parallel to the main plate (1), is relatively fixed with the main plate (1), and is provided with a square hole (31); the square hole (31) of the middle plate (3) is matched with the shape of a square block (104) of the air rudder;
the inlet sleeve (4) is arranged in the mounting hole (11) of the main board (1) and is fixedly connected with the main board (1), and one end of the inlet sleeve extends into the interval between the main board (1) and the middle board (3); one end of the inlet sleeve (4) is provided with a boss (41) which extends out in the radial direction, a bolt hole is formed in the boss (41), a step surface (111) is arranged in a mounting hole (11) of the main board (1), and a threaded hole corresponding to the bolt hole in the boss (41) is formed in the step surface (111); when the inlet sleeve (4) is installed in the installation hole (11) of the main board (1), the boss (41) is abutted against the step surface (111) for positioning, and then the inlet sleeve (4) is fixedly connected with the main board (1) through a bolt; the inner hole of the inlet sleeve (4) is a taper hole and is adaptive to the taper of the frustum (102) of the air rudder;
an annular groove (51) is formed in the outer wall of the locking sleeve (5), and a plurality of tilting and poking holes (511) are formed in the annular groove (51); the inner hole of the locking sleeve (5) is a stepped hole, one section of the stepped hole is a threaded hole section (521), and the other section of the stepped hole is a smooth hole section (522); the locking sleeve (5) is positioned in the interval between the main board (1) and the middle board (3), is movably sleeved on the outer wall of the inlet sleeve (4) through a unthreaded hole section (522) in an inner hole of the locking sleeve, and the inner hole of the locking sleeve is communicated with the inner hole of the inlet sleeve (4) and is opposite to the square hole (31) of the middle board (3);
the tensioning assembly is mounted on the intermediate plate (3) and is associated with the locking sleeve (5) and can pull the locking sleeve (5) towards the intermediate plate (3) and keep the locking sleeve (5) and the intermediate plate (3) relatively fixed when they are at a minimum relative distance from each other.
2. The air vane grinding manual clamping fixture of claim 1, characterized in that: a pull rod hole (32) is arranged on the middle plate (3); the tensioning assembly comprises a movable plate (6), a cylinder (7) and an L-shaped pull rod (8); one end of each L-shaped pull rod (8) extends into the annular groove (51) of the locking sleeve (5), the rod body at the other end of each L-shaped pull rod penetrates through the pull rod hole (32) of the middle plate (3) and then is fixedly connected to the movable plate (6), the number of the L-shaped pull rods (8) is not less than two, and contact points of the L-shaped pull rods and the locking sleeve (5) are annularly and uniformly distributed on the annular groove (51); the cylinder (7) is fixedly arranged on the middle plate (3), and a piston rod (71) of the cylinder is fixedly connected with the movable plate (6).
3. The air vane grinding manual clamping fixture of claim 2, characterized in that: the number of the warping and poking holes (511) in the locking sleeve (5) is six, the six warping and poking holes (511) are uniformly distributed at the bottom of the annular groove (51) along the center of the locking sleeve (5) in an annular mode, and the axial lead of the warping and poking holes (511) is perpendicular to the axial lead of the inner hole of the locking sleeve (5).
4. The air vane grinding manual clamping fixture of claim 3, characterized in that: a reinforcing rib plate (9) is arranged between the bottom plate (2) and the main plate (1), one side of the reinforcing rib plate (9) is fixedly connected with the bottom plate (2), and the other side of the reinforcing rib plate is fixedly connected with the main plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546750.2A CN107186623B (en) | 2017-07-06 | 2017-07-06 | Manual clamping fixture for grinding air vane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546750.2A CN107186623B (en) | 2017-07-06 | 2017-07-06 | Manual clamping fixture for grinding air vane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107186623A CN107186623A (en) | 2017-09-22 |
| CN107186623B true CN107186623B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710546750.2A Active CN107186623B (en) | 2017-07-06 | 2017-07-06 | Manual clamping fixture for grinding air vane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107186623B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717712A (en) * | 2017-10-18 | 2018-02-23 | 深圳市华盛源机电有限公司 | Sleeve part inwall honing tool |
| CN114011665B (en) * | 2021-11-09 | 2022-10-21 | 山西钢科碳材料有限公司 | Clamp for air rudder |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH623762A5 (en) * | 1978-07-31 | 1981-06-30 | Tornos Sa Fabrique De Machine | |
| JPH08323517A (en) * | 1995-05-26 | 1996-12-10 | Tetsuo Tagami | Chucking device for cutting tool |
| JP3118512B2 (en) * | 1999-04-13 | 2000-12-18 | ファナック株式会社 | Tool clamp mechanism and pull stud |
| CN2629886Y (en) * | 2003-06-18 | 2004-08-04 | 河南石油勘探局南阳石油机械厂 | Bevel gear chucking device |
| CN203304954U (en) * | 2013-05-29 | 2013-11-27 | 重庆旭源摩托车工业有限公司 | Drilling pneumatic tool |
| CN103394935B (en) * | 2013-08-09 | 2016-11-23 | 合肥长源液压股份有限公司 | Pneumatic expansion type clamp |
| CN203875613U (en) * | 2013-12-27 | 2014-10-15 | 大连瑞谷科技有限公司 | Ultra-light thin-walled copper cage and special-purpose fixture thereof for pocket hole |
| CN205888120U (en) * | 2016-07-20 | 2017-01-18 | 江苏腾旋科技股份有限公司 | Formula that rises outward anchor clamps |
| CN207206167U (en) * | 2017-07-06 | 2018-04-10 | 南华大学 | Airvane grinding hand-operated clamping fixture |
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2017
- 2017-07-06 CN CN201710546750.2A patent/CN107186623B/en active Active
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| Publication number | Publication date |
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| CN107186623A (en) | 2017-09-22 |
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