CN111531207A - Equant drilling clamp for circular ring-shaped workpiece - Google Patents
Equant drilling clamp for circular ring-shaped workpiece Download PDFInfo
- Publication number
- CN111531207A CN111531207A CN202010353202.XA CN202010353202A CN111531207A CN 111531207 A CN111531207 A CN 111531207A CN 202010353202 A CN202010353202 A CN 202010353202A CN 111531207 A CN111531207 A CN 111531207A
- Authority
- CN
- China
- Prior art keywords
- clamping seat
- face
- sinking platform
- boss
- fixed
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses an equal-division drilling clamp for a circular workpiece, which comprises a bottom plate, wherein a rectangular fixed clamping seat is formed on the right side of the bottom plate, a left boss is formed at the upper end of the left end face of the fixed clamping seat, a circular right sinking platform is formed on the left end face of the left boss, a right counter bore is formed on the bottom surface of the right sinking platform, a right insertion hole is formed on the bottom surface of the right counter bore, a right clamping plate is inserted in the right sinking platform of the fixed clamping seat, a right support shaft is formed on the right end face of the right clamping plate and inserted in the right insertion hole of the fixed clamping seat, a right bearing is fixedly inserted in the right support shaft in a sleeve mode, and the right bearing is inserted in the right sinking hole of the fixed clamping seat.
Description
Technical Field
The invention relates to the technical field of drilling equipment, in particular to an equant drilling clamp for a circular workpiece.
Background
Drilling is a common machining mode, and the existing drilling mode comprises a drill floor, a radial drilling machine and the like. In actual drilling, drilling holes vertical to the plane are machined in the plane of the workpiece, the circular arc-shaped outer wall of the workpiece is troublesome to machine, especially, equant drilling holes need to be machined in the outer walls of some circular ring-shaped workpieces, the more troublesome is the process, the equant holes in the existing circular ring-shaped workpieces need to be scribed on the outer walls firstly to position the drilling positions, then the vice jaw is loosened, the workpiece is rotated, and then the vice jaw is fastened to hold the workpiece; the workpiece needs to be replaced for many times, and the machining difficulty is high and the time consumption is long.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an equant drilling clamp for an annular workpiece, which is convenient for processing equant drilled holes on the outer wall of the annular workpiece.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an equal-division drilling clamp for a circular workpiece comprises a base plate, wherein a rectangular fixed clamping seat is formed on the right side of the base plate, a left boss is formed at the upper end of the left end face of the fixed clamping seat, a circular right sinking platform is formed on the left end face of the left boss, a right counter bore is formed on the bottom face of the right sinking platform, a right insertion hole is formed in the bottom face of the right counter bore, a right chuck plate is inserted in the right sinking platform of the fixed clamping seat, a right fulcrum shaft is formed on the right end face of the right chuck plate and inserted in the right insertion hole of the fixed clamping seat, a right bearing is fixed on the right fulcrum shaft through an insertion sleeve, and the right bearing is inserted in the right sinking hole of the fixed clamping seat;
the upper end face of the left end of the bottom plate abuts against the movable clamping seat, a right boss is formed at the lower end of the right end face of the movable clamping seat, and the upper end face of the right end of the right boss abuts against the lower end face of the left boss; the upper end of the right end face of the movable clamping seat is provided with a left sinking platform opposite to the right sinking platform, the bottom surface of the left sinking platform is provided with a left counter bore, the left counter bore and the left sinking platform of the movable clamping seat are respectively spliced with a left bearing and a left chuck, the left end face of the left chuck is provided with a left support shaft, the left support shaft is spliced and fixed in the left bearing and penetrates through the movable clamping seat to be provided with a slot, a limiting rod is inserted in the slot of the left support shaft, the limiting rod is hinged on the left support shaft through a pin shaft, the left end face of the movable clamping seat around the left support shaft is provided with a circular limiting ring, the outer wall of the limiting ring is provided with a plurality of clamping grooves, the outer end of the limiting rod is bent to form clamping strips vertical to the limiting rod, and the; and a threaded hole is formed in the right end face of the right boss, a bolt is screwed in the threaded hole, and the bolt is hinged to the fixed clamping seat.
Preferably, the bolt is hinged to the fixed clamping seat in a manner that the bolt is inserted into the fixed clamping seat, concave holes are formed in two end faces of the fixed clamping seat, a limiting ring is fixedly inserted into the concave holes in an inserting mode, the limiting ring is inserted into the bolt in a sleeved mode, and a hand wheel is formed at the right end of the bolt.
Preferably, the fixed clamping seats on the two sides of the bolt are fixedly connected with guide columns parallel to the bolt in an inserted mode, and the guide columns are connected to the right boss in an inserted mode.
Preferably, the central axis of the right sinking platform on the fixed clamping seat coincides with the central axis of the left sinking platform on the movable clamping seat, and the aperture of the right sinking platform is equal to that of the left sinking platform.
Preferably, the upper end surface of the right boss of the movable clamping seat is an inclined surface, the lower end surface of the left boss is an inclined surface, and the inclination angle of the lower end surface of the left boss is equal to that of the upper end surface of the right boss.
Preferably, at least two clamping grooves are arranged on the limiting ring, the clamping grooves are uniformly distributed in an annular shape around the central axis of the limiting ring, the width of each clamping groove is equal to that of each clamping strip,
preferably, a handle is formed at the outer end of the limiting rod, a permanent magnet block is fixed on the right end face of the outer end of the limiting rod, and the permanent magnet block and the limiting ring attract each other.
Preferably, a plurality of mounting holes are formed on the front side edge and the rear side edge of the bottom plate.
The invention has the beneficial effects that: the clamp provided by the utility model is convenient for clamping and fixing the circular workpiece, and is convenient for processing the equant holes on the outer wall of the workpiece.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a schematic sectional view at a-a in fig. 3.
In the figure: 1. a base plate; 11. a fixed clamping seat; 12. a left boss; 13. a right sinking platform; 14. a right counterbore; 15. a right jack; 16. concave holes; 17. mounting holes; 2. a movable clamping seat; 21. a right boss; 22. a left sinking platform; 23. a left counterbore; 24. a limiting ring; 25. a threaded hole; 26. a card slot; 3. a right chuck; 31. a right fulcrum; 4. a right bearing; 5. a bolt; 51. a hand wheel; 6. a limiting ferrule; 7. a left chuck; 71. a left fulcrum; 8. a left bearing; 9. a limiting rod; 10. a pin shaft; 20. permanent magnet blocks; 30. and a guide post.
Detailed Description
Example (b): as shown in fig. 1 to 4, an equant drilling fixture for a circular workpiece comprises a base plate 1, a rectangular fixed clamping seat 11 is formed on the right side of the base plate 1, a left boss 12 is formed at the upper end of the left end face of the fixed clamping seat 11, a circular right sinking platform 13 is formed on the left end face of the left boss 12, a right counter bore 14 is formed on the bottom face of the right sinking platform 13, a right insertion hole 15 is formed on the bottom face of the right counter bore 14, a right chuck 3 is inserted in the right sinking platform 13 of the fixed clamping seat 11, a right fulcrum shaft 31 is formed on the right end face of the right chuck 3, the right fulcrum shaft 31 is inserted in the right insertion hole 15 of the fixed clamping seat 11, a right bearing 4 is fixedly inserted in the right fulcrum shaft 31, and the right bearing 4 is inserted in the right counter bore 14 of the fixed clamping seat 11;
the upper end face of the left end of the bottom plate 1 abuts against the movable clamping seat 2, the lower end of the right end face of the movable clamping seat 2 is provided with a right boss 21 in a forming mode, and the upper end face of the right end of the right boss 21 abuts against the lower end face of the left boss 12; a left sinking platform 22 opposite to the right sinking platform 13 is formed at the upper end of the right end face of the movable clamping seat 2, a left counter bore 23 is formed on the bottom face of the left sinking platform 22, a left bearing 8 and a left chuck 7 are respectively inserted into the left counter bore 23 and the left sinking platform 22 of the movable clamping seat 2, a left fulcrum shaft 71 is formed on the left end face of the left chuck 7, the left fulcrum shaft 71 is inserted and fixed in the left bearing 8 and penetrates through the movable clamping seat 2 to form a slot 72, a limiting rod 9 is inserted and connected into the slot 72 of the left fulcrum shaft 71, the limiting rod 9 is hinged on the left fulcrum shaft 71 through a pin shaft 10, a circular limiting ring 24 is formed on the left end face of the movable clamping seat 2 around the left fulcrum shaft 71, a plurality of clamping grooves 26 are formed on the outer wall of the limiting ring 24, a clamping strip 91 vertical to the limiting rod 9 is bent at the outer end of the limiting rod 9, and the clamping strip 91; a threaded hole 25 is formed in the right end face of the right boss 21, a bolt 5 is screwed in the threaded hole 25, and the bolt 5 is hinged to the fixed clamping seat 11.
The bolt 5 and the fixed clamping seat 11 are hinged in a manner that the bolt 5 is inserted into the fixed clamping seat 11, concave holes 16 are formed in two end faces of the fixed clamping seat 11, a limiting ferrule 6 is inserted and fixed into the concave holes 16, the limiting ferrule 6 is inserted and fixed onto the bolt 5, and a hand wheel 51 is formed at the right end of the bolt 5.
And guide columns 30 parallel to the bolts 5 are fixedly inserted into the fixed clamping seats 11 on the two sides of the bolts 5, and the guide columns 30 are inserted into the right bosses 21.
The central axis of the right sinking platform 13 on the fixed clamping seat 11 coincides with the central axis of the left sinking platform 22 on the movable clamping seat 2, and the aperture of the right sinking platform 13 is equal to that of the left sinking platform 22.
The upper end surface of the right boss 21 of the movable clamping seat 2 is an inclined surface, the lower end surface of the left boss 12 is an inclined surface, and the inclination angle of the lower end surface of the left boss 12 is equal to that of the upper end surface of the right boss 21.
At least two clamping grooves 26 are arranged on the limiting ring 24, the clamping grooves 26 are uniformly distributed around the central axis of the limiting ring 24 in an annular shape, the width of each clamping groove 26 is equal to that of the clamping strip 91,
the outer end of the limiting rod 9 is formed with a handle 91, a permanent magnet block 20 is fixed on the right end face of the outer end of the limiting rod 9, and the permanent magnet block 20 and the limiting ring 24 are attracted.
A plurality of mounting holes 17 are formed on the front side edge and the rear side edge of the bottom plate 1.
The working principle is as follows: the invention relates to an equally-divided drilling clamp for a circular workpiece, which has the technical point that the workpiece does not need to be scribed; in addition, when the workpiece is clamped, the equal drilling on the workpiece can be finished without loosening the clamp; the specific processing method is as follows:
inserting a workpiece into a right sinking platform 13 of a fixed clamping seat 11, then rotating a hand wheel 51, realizing the movement of a movable clamping seat 2 by utilizing thread transmission, and driving a right clamping disc 3 and a left clamping disc 7 to clamp the workpiece; then, drilling can be carried out, when one rotation is finished, the limiting rod 9 is rotated to drive the left fulcrum shaft 71 to rotate, the workpiece can be rotated, and then the limiting rod 9 is inserted into the other clamping groove 26 of the limiting ring 24 and can rotate; compare traditional drilling, convenient and fast.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (8)
1. The utility model provides a halving boring grab of ring form work piece, includes bottom plate (1), and the right side shaping of bottom plate (1) has the fixed holder (11) of rectangle, its characterized in that: a left boss (12) is formed at the upper end of the left end face of the fixed clamping seat (11), a round right sinking platform (13) is formed on the left end face of the left boss (12), a right counter bore (14) is formed on the bottom face of the right sinking platform (13), a right insertion hole (15) is formed on the bottom face of the right counter bore (14), a right clamping plate (3) is inserted in the right sinking platform (13) of the fixed clamping seat (11), a right fulcrum shaft (31) is formed on the right end face of the right clamping plate (3), the right fulcrum shaft (31) is inserted in the right insertion hole (15) of the fixed clamping seat (11), a right bearing (4) is fixedly inserted on the right fulcrum shaft (31), and the right bearing (4) is inserted in the right counter bore (14) of the fixed clamping seat (11);
the upper end face of the left end of the bottom plate (1) abuts against the movable clamping seat (2), the lower end of the right end face of the movable clamping seat (2) is provided with a right boss (21), and the upper end face of the right end of the right boss (21) abuts against the lower end face of the left boss (12); a left sinking platform (22) opposite to the right sinking platform (13) is formed at the upper end of the right end face of the movable clamping seat (2), a left counter bore (23) is formed on the bottom face of the left sinking platform (22), a left bearing (8) and a left chuck (7) are respectively inserted into the left counter bore (23) and the left sinking platform (22) of the movable clamping seat (2), a left fulcrum shaft (71) is formed on the left end face of the left chuck (7), the left fulcrum shaft (71) is inserted into and fixed in the left bearing (8) and penetrates through the movable clamping seat (2) to form a slot (72), a limiting rod (9) is inserted into the slot (72) of the left fulcrum shaft (71), the limiting rod (9) is hinged on the left fulcrum shaft (71) through a pin shaft (10), a circular limiting ring (24) is formed on the left end face of the movable clamping seat (2) around the left fulcrum shaft (71), a plurality of clamping grooves (26) are formed on the outer wall of the limiting ring (24), and a clamping strip (91) perpendicular to the outer end (9) of the limiting rod (9, the clamping strip (91) is inserted into the clamping groove (26) of the limiting ring (24); a threaded hole (25) is formed in the right end face of the right boss (21), a bolt (5) is screwed in the threaded hole (25), and the bolt (5) is hinged to the fixed clamping seat (11).
2. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: the bolt (5) and the fixed clamping seat (11) are hinged in a manner that the bolt (5) is inserted into the fixed clamping seat (11), concave holes (16) are formed in the two end faces of the fixed clamping seat (11), a limiting ring (6) is fixedly inserted into the concave holes (16), the limiting ring (6) is inserted into the sleeve and fixed onto the bolt (5), and a hand wheel (51) is formed at the right end of the bolt (5).
3. The equant drilling clamp for the circular ring-shaped workpiece according to claim 2, characterized in that: and guide columns (30) parallel to the bolts (5) are fixedly inserted into the fixed clamping seats (11) on the two sides of the bolts (5), and the guide columns (30) are inserted into the right bosses (21).
4. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: the central axis of the right sinking platform (13) on the fixed clamping seat (11) coincides with the central axis of the left sinking platform (22) on the movable clamping seat (2), and the aperture of the right sinking platform (13) is equal to that of the left sinking platform (22).
5. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: the upper end surface of the right boss (21) of the movable clamping seat (2) is an inclined surface, the lower end surface of the left boss (12) is an inclined surface, and the inclination angle of the lower end surface of the left boss (12) is equal to that of the upper end surface of the right boss (21).
6. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: the limiting ring is characterized in that at least two clamping grooves (26) are formed in the limiting ring (24), the clamping grooves (26) are uniformly distributed in an annular mode around the central axis of the limiting ring (24), and the width of each clamping groove (26) is equal to that of each clamping strip (91).
7. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: the handle (91) is formed at the outer end of the limiting rod (9), the permanent magnet block (20) is fixed on the right end face of the outer end of the limiting rod (9), and the permanent magnet block (20) and the limiting ring (24) attract each other.
8. The equant drilling clamp for the circular ring-shaped workpiece according to claim 1, characterized in that: and a plurality of mounting holes (17) are formed on the front side edge and the rear side edge of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353202.XA CN111531207A (en) | 2020-04-29 | 2020-04-29 | Equant drilling clamp for circular ring-shaped workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010353202.XA CN111531207A (en) | 2020-04-29 | 2020-04-29 | Equant drilling clamp for circular ring-shaped workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111531207A true CN111531207A (en) | 2020-08-14 |
Family
ID=71971156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010353202.XA Withdrawn CN111531207A (en) | 2020-04-29 | 2020-04-29 | Equant drilling clamp for circular ring-shaped workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111531207A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116475239A (en) * | 2023-06-02 | 2023-07-25 | 汕头市摩根冶金实业有限公司 | Low-temperature rolling finishing mill |
-
2020
- 2020-04-29 CN CN202010353202.XA patent/CN111531207A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116475239A (en) * | 2023-06-02 | 2023-07-25 | 汕头市摩根冶金实业有限公司 | Low-temperature rolling finishing mill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201524924U (en) | Special drill jig for processing holes perpendicular to gear inclined radial plate surface | |
| CN111531207A (en) | Equant drilling clamp for circular ring-shaped workpiece | |
| CN212020489U (en) | Centering vice | |
| CN109465480B (en) | Clamp for drilling radial holes on shaft parts | |
| CN210024576U (en) | Clamp | |
| CN210080795U (en) | Drilling machine clamp for drilling holes in side face of motor cover | |
| CN110860928A (en) | Shaft part drilling clamp and using method | |
| CN217167477U (en) | Clamp for drilling center hole of fork part | |
| CN216758245U (en) | Drilling fixture | |
| CN215546822U (en) | Y-shaped thin-wall part machining three-axis clamp | |
| CN210909649U (en) | Clamp | |
| CN2193782Y (en) | Machining chuck | |
| CN111015292B (en) | Multi-angle adjusting clamp for machine tool and using method thereof | |
| CN211192971U (en) | Clamp for lathe | |
| CN209774066U (en) | Multifunctional clamp | |
| CN112192287A (en) | Hydraulic clamp for numerical control lathe and working method thereof | |
| CN212734335U (en) | Jig tool | |
| CN220050983U (en) | Multi-workpiece fixing device | |
| CN210046114U (en) | Clamp for punching non-through hole of hard alloy rod | |
| CN212526912U (en) | End cover mills a boring grab | |
| CN210649524U (en) | Pseudo-four-axis clamp | |
| CN210498861U (en) | Working table | |
| CN221312549U (en) | Centering three-jaw chuck positioning device | |
| CN217193975U (en) | Novel CNC anchor clamps improve structure | |
| CN221561106U (en) | Auxiliary clamping tool for machining disc-shaped parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200814 |