CN210649546U - Rapid positioning and clamping device for drilling multiple inclined holes - Google Patents
Rapid positioning and clamping device for drilling multiple inclined holes Download PDFInfo
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- CN210649546U CN210649546U CN201921010388.8U CN201921010388U CN210649546U CN 210649546 U CN210649546 U CN 210649546U CN 201921010388 U CN201921010388 U CN 201921010388U CN 210649546 U CN210649546 U CN 210649546U
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Abstract
The utility model discloses a quick location clamping device that is used for drilling of porous position slant hole. The positioning device comprises a positioning seat, an inner hexagon bolt, a thin nut, an inner hexagon fixing bolt, a positioning shaft, a drill bushing, a directional key, an opening screw, a pressing bolt, an opening washer, a drill plate and a bent handle bolt. Wherein: the orientation key is fixed with the positioning shaft through an open screw; the drill plate is pressed by a pressing bolt and an opening washer and connected with the positioning shaft; the drill plate is provided with guide holes with the number equal to that of the part holes to be processed of the part to be processed; the drill bushing is pressed in a guide hole of the drill plate; the drill plate is provided with a key slot and a waist-shaped slot; the upper end of the positioning seat is provided with an inclined hole; the positioning seat is fixed through an inner hexagon bolt; the lower end of the positioning shaft is provided with holes with the same number as holes to be processed, the holes are matched with the positioning seat and the bent handle bolt, and the lower end of the positioning shaft is inserted into the holes of the positioning seat and is compressed and fixed through a thin nut and an inner hexagonal fixing bolt. The processing cost can be reduced, the stability is improved, and the processing efficiency is improved.
Description
Technical Field
The utility model relates to a frock design technique relates to a positioner that is used for pincers worker to bore porous position slant hole.
Background
The cam is a key part for realizing the centering function of a centering mechanism of a helicopter undercarriage, is an irregular rotating part with a spiral surface, needs a group of inclined holes at the end surface of the part due to the requirements of weight reduction, oil passing and ventilation, forms an atypical angle due to the fact that the axis of each inclined hole is not perpendicular to the central axis of rotation of the part and the plane where the inclined hole is located, and has special requirements on distribution of the inclined holes. When a three-jaw chuck or a vice and the like are used for clamping, the three-jaw chuck or the vice must be matched with an index plate and an angle table for use, so that the positioning device has the disadvantages of complex structure, huge size, very heavy weight, poor positioning precision and difficult adjustment. And if a high-precision five-axis numerical control device is adopted for machining, the problems of difficult clamping and alignment and low machining efficiency are also faced, and the waste of precious five-axis numerical control machine and resources is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the quick positioning device has the advantages of simple structure, accurate positioning, quick multi-hole-position switching and capability of completing multi-hole-position inclined hole drilling processing by one-time clamping on a common drilling machine.
The technical scheme of the utility model is that: the utility model belongs to the tool design technology, and relates to a positioning device for drilling a multi-hole-position inclined hole, which comprises a handle 1, a bottom plate 2, a positioning seat 3, an inner hexagon bolt 4, a thin nut 5, an inner hexagon fixing bolt 6, a positioning shaft 7, a drill bushing 8, a directional key 9, an open screw 10, a compression bolt 11, an open washer 12, a drill plate 13 and a bent handle bolt 14.
Wherein: the upper end of the positioning shaft 7 is provided with a key groove, and the orientation key 9 is fixed in the key groove of the positioning shaft 7 through an open screw 10; the drilling template 13 is pressed by a pressing bolt 11 and an opening washer 12 and is connected with the positioning shaft 7; the upper end surface of the drill plate 13 is made into a conical surface according to the axial angle of the part hole to be processed, and guide holes with the same number as the part hole to be processed are formed in the conical surface; the drill bushing 8 is fixed in a guide hole of the drill plate 13; a waist-shaped groove is formed in the center of the drill plate 13, is matched with a positioning plane of the part to be machined and is used for determining the direction of a hole of the part to be machined; the drilling template 13 is provided with a key slot which is matched with the orientation key 9 and used for circumferential orientation of the drilling template; the upper end of the positioning seat 3 is provided with an inclined hole with the same angle as the axis angle of the part hole to be machined, and the inclined hole is used for determining the axis angle of the part hole to be machined; the positioning seat 3 is fixed on the bottom plate 2 through an inner hexagon bolt 4; the lower end of the positioning shaft 7 is provided with directional holes with the number equal to that of the part holes to be processed; the positioning shaft 7 is matched with the positioning seat 3 and the bent handle bolt 14 and is used for circumferential indexing of a hole of a part to be processed; the lower end of the positioning shaft 7 is inserted into the inclined hole of the positioning seat 3 and is pressed and fixed through a thin nut 5 and an inner hexagonal fixing bolt 6; the handle 1 is mounted in a mounting hole of the base plate 2.
The utility model has the advantages that: the utility model provides a positioner for drilling of porous position slant hole, through the laminating of waist type groove on the bushing plate and the locating plane of waiting to process the part, can the short-term determination wait to process the part hole and wait to process the relative relation of other characteristics of part, insert the locating shaft in the slant hole of locating seat upper end, can accomplish the axis angle's of part generation processing hole definite, insert the epaxial directional hole of location with the curved handle bolt, can accomplish fast and wait to process the circumference of part directional, press from both sides tightly and wait to process the part after, the alignment drill bushing can carry out drilling processing. After one hole is machined, the bent handle bolt is pulled out, the positioning shaft is rotated to the next hole position, and the bent handle bolt is inserted into the directional hole, so that the next part hole to be machined is positioned. This positioner is through the circumference indexing mechanism who comprises location axle, positioning seat and curved handle bolt, and more current positioner, the structure is constituteed simply, and the function is realized portably, swift, can realize that the part treats the fast switch-over between the processing hole, uses this positioner can realize that the processing of the porous position inclined hole of irregular gyration type part is accomplished to clamping on ordinary drilling machine, can effectively reduce the processing cost, promotes the processing stability, improves machining efficiency by a wide margin.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a positioning device for drilling a multi-hole slant hole according to an embodiment of the present invention;
fig. 2 is a schematic front view of a positioning device for drilling a multi-hole slant hole according to an embodiment of the present invention;
fig. 3 is a cross-sectional view and a partially enlarged schematic view of a positioning device for drilling a plurality of holes in an inclined manner according to an embodiment of the present invention.
The positioning device comprises a handle 1, a bottom plate 2, a positioning seat 3, an inner hexagonal bolt 4, a thin nut 5, an inner hexagonal fixing bolt 6, a positioning shaft 7, a drill bushing 8, a directional key 9, an open screw 10, a compression bolt 11, an open washer 12, a drill plate 13 and a bent handle bolt 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Features and illustrative embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. The present invention is in no way limited to any specific arrangement and method set forth below, but rather covers any improvement, replacement or modification of structures, methods, devices without departing from the spirit of the invention. In the drawings and the following description, well-known structures and techniques are not shown to avoid unnecessarily obscuring the present invention.
It should be noted that, in case of conflict, the features of the embodiments and examples of the present invention may be combined with each other, and the respective embodiments may be mutually referred and cited. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Fig. 1 is a schematic structural diagram of a tool for rolling a thermocouple according to an embodiment of the present invention.
As shown in figure 1, the device for drilling and positioning the multi-hole inclined hole comprises a handle 1, a bottom plate 2, a positioning seat 3, an inner hexagon bolt 4, a thin nut 5, an inner hexagon fixing bolt 6, a positioning shaft 7, a drilling sleeve 8, an orientation key 9, an opening screw 10, a compression bolt 11, an opening washer 12, a drilling template 13 and a bent handle bolt 14.
The upper end of the positioning shaft 7 is provided with a key groove, and the orientation key 9 is fixed in the key groove of the positioning shaft 7 through an open screw 10; the drilling template 13 is pressed by a pressing bolt 11 and an opening washer 12 and is connected with the positioning shaft 7; the drill plate 13 is provided with guide holes with the number equal to that of the part holes to be processed, and the drill bushing 8 is fixed in the guide holes of the drill plate 13; the drilling template 13 is provided with a key slot which is matched with the orientation key 9 and used for circumferential orientation of the drilling template; a waist-shaped groove is formed in the drill plate 13, is matched with a positioning plane of the part to be machined and is used for determining the direction of a hole of the part to be machined; the upper end of the positioning seat 3 is provided with an inclined hole with the same angle as the axial angle of the hole of the part to be machined, and the inclined hole is used for determining the axial angle of the hole of the part to be machined; the positioning seat 3 is fixed on the bottom plate 2 through an inner hexagon bolt 4; the lower end of the positioning shaft 7 is provided with directional holes with the number equal to that of the part holes to be processed; the positioning shaft 7 is matched with the positioning seat 3 and the bent handle bolt 14 and is used for circumferential indexing of a hole of a part to be processed; the lower end of the positioning shaft 7 is inserted into the inclined hole of the positioning seat 3 and is pressed and fixed through a thin nut 5 and an inner hexagonal fixing bolt 6; the handle 1 is mounted in a mounting hole of the base plate 2.
In some embodiments, the specific operation steps of the device when in use are as follows:
s1, loosening the compression bolt 11, removing the split washer 12 and the drill plate 13, loosening the split screw 10, and removing the directional key 9;
s2, inserting the positioning shaft 7 into the hole of the positioning seat 3, then inserting the bent handle bolt 14 to complete circumferential limiting of the positioning shaft, and adjusting the thin nut 5 and the inner hexagonal fixing bolt 6 to tightly press the positioning shaft 7;
s3, mounting the part to be processed on the upper end of the positioning shaft 7, then mounting the orientation key 9 in the key groove on the positioning shaft 7, and tightly pressing and fixing the orientation key 9 by using the open screw 10;
s4, aligning the key groove on the drilling template 13 with the orientation key 9, moving downwards to sleeve the drilling template 13 on the positioning cylinder of the workpiece, rotating the part to be processed during installation, and enabling the positioning plane of the workpiece to be attached to the waist-shaped groove of the drilling template 13 to complete the positioning of the workpiece in the circumferential direction;
s5, the drill plate 13 and the workpiece are pressed and fixed together by the hold-down bolt 11 and the split washer 12, the clamping of the part is completed, and the hole processing can be carried out after the drill bushing 8 is aligned;
s6, after one hole is machined, only the inner hexagonal fixing bolt 6 needs to be loosened, the bent handle bolt 14 is pulled out, the positioning shaft 7 is rotated to the next hole position, the bent handle bolt 14 is inserted, and the inner hexagonal fixing bolt 6 is adjusted to tightly press the positioning shaft 7, so that the next hole can be machined.
And S7, repeating the step 6 until the machining of the used hole is completed.
The device can accomplish the switching between the hole position fast through the angular indexing means who comprises location axle, positioning seat and curved handle bolt, under the prerequisite of the angle that guarantees to process the hole and position accuracy, has realized that the processing of porous position inclined hole is accomplished to clamping on ordinary drilling machine, has reduced intensity of labour, has reduced the processing cost, has promoted the processing stability, has improved machining efficiency by a wide margin.
In some embodiments, a positioning device for drilling a multi-hole slant hole may include: the positioning device comprises a positioning seat 3, an inner hexagon bolt 4, a thin nut 5, an inner hexagon fixing bolt 6, a positioning shaft 7, a drill bushing 8, an orientation key 9, an opening screw 10, a compression bolt 11, an opening washer 12, a drill plate 13 and a bent handle bolt 14.
Wherein: the orientation key 9 is fixed with the positioning shaft 7 through an open screw 10; the drilling template 13 is pressed by a pressing bolt 11 and an opening washer 12 and is connected with the positioning shaft 7; the drill plate 13 is provided with guide holes with the number equal to that of the part holes to be processed of the part to be processed; the drill bushing 8 is pressed in a guide hole of the drill plate 13; a key groove is formed on the drill plate 13, and a waist-shaped groove is formed on the drill plate 13; the upper end of the positioning seat 3 is provided with an inclined hole; the positioning seat 3 is fixed by an inner hexagon bolt 4; the lower end of the positioning shaft 7 is provided with holes with the same number as holes to be processed, and is matched with the positioning seat 3 and the bent handle bolt 14,
the lower end of the positioning shaft 7 is inserted into the hole of the positioning seat 3 and is pressed and fixed by a thin nut 5 and an inner hexagonal fixing bolt 6.
In some embodiments, the apparatus further comprises: a base plate 2, wherein: the positioning seat 3 is fixed on the bottom plate 2 through an inner hexagon bolt 4.
In some embodiments, the apparatus further comprises: a handle 1. Wherein: the handle 1 is fixedly connected with the bottom plate 2 through welding.
In some embodiments, the kidney-shaped slot is configured to orient the hole of the part to be machined.
In some embodiments, the angled holes are configured to determine the angle of the part hole to be machined.
In some embodiments, the part to be machined is a cam in a landing gear centering mechanism.
In some embodiments, the cam is a rotating type part.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the protection scope of the present invention.
Claims (7)
1. A quick positioning clamping device for drilling a plurality of inclined holes at a plurality of positions, which is characterized by comprising:
positioning seat (3), hexagon socket head cap screw (4), slim nut (5), hexagon socket head cap fixing bolt (6), location axle (7), drill bushing (8), directional key (9), opening screw (10), clamp bolt (11), opening packing ring (12), bushing plate (13), curved handle bolt (14), wherein:
the orientation key (9) is fixed with the positioning shaft (7) through an open screw (10);
the drill plate (13) is pressed tightly through a pressing bolt (11) and an opening gasket (12) and is connected with the positioning shaft (7);
the drill plate (13) is provided with guide holes with the number equal to that of the part holes to be processed of the part to be processed;
the drill bushing (8) is pressed in a guide hole of the drill plate (13);
a key slot is arranged on the drill plate (13),
a waist-shaped groove is formed on the drill plate (13);
the upper end of the positioning seat (3) is provided with an inclined hole;
the positioning seat (3) is fixed through an inner hexagon bolt (4);
the lower end of the positioning shaft (7) is provided with holes with the same number as holes to be processed, and the holes are matched with the positioning seat (3) and the bent handle bolt (14),
the lower end of the positioning shaft (7) is inserted into the hole of the positioning seat (3) and is pressed and fixed through a thin nut (5) and an inner hexagonal fixing bolt (6).
2. The apparatus of claim 1, further comprising:
a base plate (2), wherein:
the positioning seat (3) is fixed on the bottom plate (2) through an inner hexagon bolt (4).
3. The apparatus of claim 1, further comprising:
a handle (1), wherein:
the handle (1) is fixedly connected with the bottom plate (2) through welding.
4. The apparatus of claim 1, wherein:
the waist-shaped groove is configured to determine the direction of a part hole to be machined.
5. The apparatus of claim 1, wherein:
the inclined hole is configured to determine the angle of the part hole to be machined.
6. The apparatus of any one of claims 1-5, wherein:
the part to be machined is a cam in the centering mechanism of the landing gear.
7. The apparatus of claim 6, wherein:
the cam is a rotary part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010388.8U CN210649546U (en) | 2019-07-01 | 2019-07-01 | Rapid positioning and clamping device for drilling multiple inclined holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921010388.8U CN210649546U (en) | 2019-07-01 | 2019-07-01 | Rapid positioning and clamping device for drilling multiple inclined holes |
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| Publication Number | Publication Date |
|---|---|
| CN210649546U true CN210649546U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921010388.8U Active CN210649546U (en) | 2019-07-01 | 2019-07-01 | Rapid positioning and clamping device for drilling multiple inclined holes |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369936A (en) * | 2021-06-29 | 2021-09-10 | 中国航发贵州黎阳航空动力有限公司 | Device for machining circumferential inclined holes of nozzle nuts of aircraft engines |
-
2019
- 2019-07-01 CN CN201921010388.8U patent/CN210649546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369936A (en) * | 2021-06-29 | 2021-09-10 | 中国航发贵州黎阳航空动力有限公司 | Device for machining circumferential inclined holes of nozzle nuts of aircraft engines |
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