CN201300227Y - Drilling tool for drilling axially and evenly distributed holes - Google Patents
Drilling tool for drilling axially and evenly distributed holes Download PDFInfo
- Publication number
- CN201300227Y CN201300227Y CNU2008201409256U CN200820140925U CN201300227Y CN 201300227 Y CN201300227 Y CN 201300227Y CN U2008201409256 U CNU2008201409256 U CN U2008201409256U CN 200820140925 U CN200820140925 U CN 200820140925U CN 201300227 Y CN201300227 Y CN 201300227Y
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- China
- Prior art keywords
- supporting seat
- hole
- stop
- cylindrical shell
- bushing plate
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- Expired - Lifetime
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Abstract
The utility model discloses a drilling tool for drilling axially and evenly distributed holes. The drilling tool comprises a bottom plate (1), a front supporting seat (2), a back supporting seat (6), a spiral clamping mechanism and a rotary dividing mechanism. A component is loaded into a bushing plate cylinder body (5) of the rotary dividing mechanism and axially compacted, thereby finishing the drilling guide of all evenly distributed holes. When drilling, all that is needed is to use the spiral clamping mechanism to clamp the bushing plate cylinder body (5) tightly; after the drilling, the bushing plate cylinder body (5) is rotated to an angle to be drilled; and a dividing and positioning pin (9) is inserted into a dividing and positioning hole (21) for positioning. Therefore, the accurate positioning can be conducted, the structure of the tool is simple, and a user does not need to turn over the component by hands. The tool overcomes the defect that a large-sized heavy component is difficult to operate, thereby meeting the requirement of batch production.
Description
Technical field
The utility model relates to a kind of drilling tool that bores system radial equipartition hole.Relate in particular to a kind of drilling tool with the plunger component of rod category in radial equipartition hole.
Background technology
The radial equipartition hole type parts generally is in radial equipartition hole, cylinder upper edge.The plunger component of rod category is a cylindrical tube shape, has the radial equipartition hole, generally is used in the hydraulic gear.The drillman of past radial equipartition hole type parts is equipped with two kinds: a kind of drilling tool is that parts fixation is overturn on index dial, this mode need cooperate the supporting plate scale of lathe to locate, and operating characteristics is poor, and service efficiency is low, as on drilling machine, using, need the preparation bushing plate.Another kind of drilling tool is a hand turnover mechanism, mainly is to make corresponding polyhedron according to the angle in uniform hole, and part clamps in polyhedron, have drill guide bore on each polyhedral plane, realize the boring in uniform hole by manual upset polyhedron, though this frock is effectively simple, precision is not high, if accessory size is big, Heavy Weight, as the plunger component of rod category, it is very difficult to move upset by hand, be inconvenient to operate, can't satisfy the needs that parts batch is produced.
Summary of the invention:
The technical problems to be solved in the utility model is to provide a kind of drilling tool that bores system radial equipartition hole, after part and bushing plate clamping can being integral, realize guiding location all to be holed, and part can rotate with bushing plate and finish calibration boring, and convenient brill system size is big, the part of Heavy Weight.
For solving the problems of the technologies described above, a kind of drilling tool that bores system radial equipartition hole of the present utility model, by base plate, preceding supporting seat, back supporting seat, the spiral clamp mechanism, rotary indexing mechanism is formed, supporting seat and back supporting seat are fixed on the base plate before described, described spiral clamp mechanism is installed on the preceding supporting seat, it is characterized in that: described rotary indexing mechanism is by the bushing plate cylindrical shell, stop and calibration alignment pin are formed, one end of bushing plate cylindrical shell has the flange disk, flange disk end face has uniform a plurality of calibration dowel holes, the external cylindrical surface of flange disk is made some rotary spanner draw-in grooves, on the face of cylinder of bushing plate cylindrical shell, made corresponding drill guide hole by part radial equipartition hole, the other end of bushing plate cylindrical shell is connected with stop, the front of motor of stop is equipped with a positive stop, bushing plate cylindrical shell and stop are contained in the supported hole of preceding supporting seat and back supporting seat together, support bushing matched in clearance in the supported hole of stop external cylindrical surface and preceding supporting seat, support bushing matched in clearance in the supported hole of the external cylindrical surface of bushing plate cylindrical shell and back supporting seat, described rotary indexing mechanism also is provided with axial compression mechanism, described axial compression mechanism by briquetting, pressing plate and housing screw are formed, the pressing plate two ends are connected on the flange disc face of bushing plate cylindrical shell by two screws, pressing plate one end is hinged, other end snap close is also detachable, have a screwed hole in the middle of the pressing plate, housing screw is by the screwed hole precession and promote briquetting, described spiral clamp mechanism is by the screw thread gripping sleeve, clamping lining and rotary screw forms, rotary screw passes and clamps lining and clamp to interlock with screw thread and connect, and screw thread gripping sleeve and clamping lining are made one section arc groove with the outside cylinder same radius of stop respectively.
The utility model has following good effect than prior art.Part pack into rotary indexer structure bushing plate cylindrical shell and clamp by axial compression mechanism, spiral clamp mechanism after, promptly finished the brill system guiding in all uniform holes, during boring, only need rotary drilling template cylindrical shell to angle a certain to be bored, inserting the calibration locating hole with the calibration alignment pin again locatees, can accurately locate, so tool structure is simple; Use this frock operator must not change part, overcome the defective of the part operating difficulties of large scale, Heavy Weight, can adapt to batch production requirements with handspring.
Description of drawings
Fig. 1 is a radial equipartition hole type parts schematic diagram of the present utility model.
Fig. 2 is a kind of drilling tool schematic perspective view that bores system radial equipartition hole of the present utility model.
Fig. 3 is a kind of assembling schematic diagram that bores the drilling tool in system radial equipartition hole of the present utility model.
Fig. 4 be Fig. 3 a kind of drilling tool of boring system radial equipartition hole the spiral clamp mechanism analyse and observe the rotation schematic diagram.
Fig. 5 is a kind of stop schematic diagram that bores the drilling tool in system radial equipartition hole of the present utility model.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is a kind of bushing plate cylindrical shell schematic diagram that bores the drilling tool in system radial equipartition hole of the present utility model.
Fig. 8 is the right view of Fig. 7.
Fig. 9 is a kind of back supporting seat schematic diagram that bores the drilling tool in system radial equipartition hole of the present utility model.
Figure 10 is the vertical view of Fig. 9.
Figure 11 is a kind of pressing plate schematic diagram that bores the axial compression mechanism of the drilling tool of making the radial equipartition hole of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment the utility model is further described.
Fig. 1 is a kind of schematic diagram of radial equipartition hole type parts plunger rod.The plunger component of rod category is a cylindrical tube shape, has the radial equipartition hole, generally is used in the hydraulic gear, and the part length size is greater than 400mm, and the about 58mm of diameter is radially every the uniform several rows of oilhole of 90 degree.
Fig. 2 to Figure 11 shows a kind of drilling tool that system plunger rod class has the radial equipartition hole that bores.Drilling tool, form by base plate 1, preceding supporting seat 2, back supporting seat 6, axial compression mechanism, spiral clamp mechanism, rotary indexing mechanism, supporting seat 2 and back supporting seat 6 are fixed on the base plate 1 before described, back supporting seat 6 has a calibration locating hole 21, back supporting seat 6 end faces have oil filler point 10, after injecting lubricating oil, the rotation that helps rotary indexing mechanism is lubricated.Described rotary indexing mechanism is by bushing plate cylindrical shell 5, stop 3 and calibration alignment pin 9 are formed, one end of bushing plate cylindrical shell 5 has a flange disk greater than barrel diameter, flange disk end face is equipped with axial compression mechanism, and have 4 uniform calibration dowel holes 19, the external cylindrical surface of flange disk is made some rotary spanner draw-in grooves 20, on the face of cylinder of bushing plate cylindrical shell 5, made corresponding drill guide hole 14 by part radial equipartition hole, the other end of bushing plate cylindrical shell 5 is connected with stop 3, the front of motor of stop 3 is equipped with a positive stop 11, bushing plate cylindrical shell 5 and stop 3 are contained in the supported hole of preceding supporting seat 2 and back supporting seat 6 together, support bushing 12 matched in clearance in the supported hole of stop 3 external cylindrical surfaces and preceding supporting seat, support bushing 13 matched in clearance in the supported hole of the external cylindrical surface of bushing plate cylindrical shell 5 and back supporting seat 6, the wear-resisting material brass of support bushing 12 and support bushing 13 usefulness is made, during calibration, the calibration locating hole 21 that the calibration dowel hole 19 of calibration alignment pin 9 by bushing plate shell flange disk end face is inserted on the supporting seat 6 of back is located, described spiral clamp mechanism is installed on the preceding supporting seat 2, by screw thread gripping sleeve 16, clamp lining 17 and rotary screw 18 compositions, rotary screw 18 passes clamping lining 17 and is connected with screw thread gripping sleeve 16, screw thread gripping sleeve 16 and clamp lining 17 and make one section arc groove with the outside cylinder same radius of stop 3 respectively, when rotating rotary screw 18, screw thread gripping sleeve 16 and clamping lining 17 are pressed on the external cylindrical surface of stop 3, described axial compression mechanism is by pressing plate 7, briquetting 15 and housing screw 8 are formed, pressing plate 7 two ends are connected on the flange disc face of bushing plate cylindrical shell 5 by two screws, pressing plate 7 one ends are hinged, other end snap close is also detachable, have a screwed hole in the middle of the pressing plate 7, housing screw 8 is by the screwed hole precession and promote briquetting 15.
After in part is put into bushing plate cylindrical shell 5, pressing plate 7 screw in compressions, housing screw 8 promotes briquetting 15 and pushes down part end face, the other end of part is spacing by the positive stop on the stop 3 11, arrive correct position with spanner rotation bushing plate cylindrical shell 5 and stop 3, and be inserted into after calibration locating hole 21 on the supporting seat 6 of back comes the calibration location by the calibration dowel hole 19 of calibration alignment pin 9 by bushing plate cylindrical shell 5 flange disk end faces, rotate rotary screw 18, make screw thread gripping sleeve 16 and clamp lining 17 and be pressed on the external cylindrical surface of stop 3, at this moment, can hole by the drill guide hole 14 of bushing plate cylindrical shell 5, after finishing boring, unclamp rotary screw 18, carry out the boring of another location with spanner rotation and calibration again, after part boring is all finished, unclamp housing screw 8, open pressing plate 7 and take out the part of completion of processing.
When part radially is other uniform holes of angle, only need corresponding uniform angle change is done in the drill guide hole 14 of bushing plate cylindrical shell 5 and the calibration dowel hole 19 of flange disk end face, can realize the calibration location, when diameter of part and length change, also only need to change suitable bushing plate cylindrical shell 5 and stop 3 be realized boring.
Claims (3)
1. one kind is bored the drilling tool of making the radial equipartition hole, comprise base plate (1), preceding supporting seat (2), back supporting seat (6), the spiral clamp mechanism, supporting seat (2) and back supporting seat (6) are fixed on the base plate (1) before described, described spiral clamp mechanism is installed on the preceding supporting seat (2), it is characterized in that: drilling tool also comprises rotary indexing mechanism, described rotary indexing mechanism is by bushing plate cylindrical shell (5), stop (3) and calibration alignment pin (9) are formed, one end of bushing plate cylindrical shell (5) has the flange disk, flange disk end face has uniform a plurality of calibration dowel holes (19), the external cylindrical surface of flange disk is made some rotary spanner draw-in grooves (20), on the face of cylinder of bushing plate cylindrical shell (5), made corresponding drill guide hole (14) by part radial equipartition hole, the other end of bushing plate cylindrical shell (5) is connected with stop (3), the front of motor of stop (3) is equipped with a positive stop (11), bushing plate cylindrical shell (5) and stop (3) are contained in the supported hole of preceding supporting seat (2) and back supporting seat (6) together, support bushing (12) matched in clearance in the supported hole of stop (3) external cylindrical surface and preceding supporting seat (2), the external cylindrical surface of bushing plate cylindrical shell (5) and interior support bushing (13) matched in clearance of the supported hole of back supporting seat (6), described rotary indexing mechanism also is provided with axial compression mechanism.
2. a kind of drilling tool that bores system radial equipartition hole according to claim 1, it is characterized in that: described spiral clamp mechanism is made up of screw thread gripping sleeve (16), clamping lining (17) and rotary screw (18), rotary screw (18) passes and clamps lining (17) and be connected with screw thread gripping sleeve (16), and screw thread gripping sleeve (16) and clamping lining (17) are made one section arc groove with the outside cylinder same radius of stop (3) respectively.
3. a kind of drilling tool that bores system radial equipartition hole according to claim 1, it is characterized in that: described axial compression mechanism is made up of briquetting (15), pressing plate (7) and housing screw (8), pressing plate (7) two ends are connected on the flange disc face of bushing plate cylindrical shell (5) by two screws, pressing plate (7) one ends are hinged, other end snap close is also detachable, have a screwed hole in the middle of the pressing plate (7), housing screw (8) is by the screwed hole precession and promote briquetting (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201409256U CN201300227Y (en) | 2008-10-23 | 2008-10-23 | Drilling tool for drilling axially and evenly distributed holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201409256U CN201300227Y (en) | 2008-10-23 | 2008-10-23 | Drilling tool for drilling axially and evenly distributed holes |
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| Publication Number | Publication Date |
|---|---|
| CN201300227Y true CN201300227Y (en) | 2009-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201409256U Expired - Lifetime CN201300227Y (en) | 2008-10-23 | 2008-10-23 | Drilling tool for drilling axially and evenly distributed holes |
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