CN220178197U - Boring device for realizing rough boring, semi-finish boring and floating boring of inner holes of hollow shaft parts at one time - Google Patents
Boring device for realizing rough boring, semi-finish boring and floating boring of inner holes of hollow shaft parts at one time Download PDFInfo
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- CN220178197U CN220178197U CN202321649386.XU CN202321649386U CN220178197U CN 220178197 U CN220178197 U CN 220178197U CN 202321649386 U CN202321649386 U CN 202321649386U CN 220178197 U CN220178197 U CN 220178197U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000002023 wood Substances 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 4
- 239000013585 weight reducing agent Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Abstract
The utility model relates to a boring device for realizing rough boring, semi-finish boring and floating boring of an inner hole of a hollow shaft on a deep hole boring machine, which comprises a core body, a floating boring cutter groove body and a square cutter groove body at the front end of the core body, a key groove body welded on the core body, a guide wood key or a steel key arranged in the key groove body, wherein the core body is a cylinder with a blind hole at one end, rectangular threads are machined on the outer circle of the blind hole end of the core body, the boring cutter body is connected with a boring rod with inner rectangular threads through the rectangular threads, a rectangular through groove for installing the floating boring cutter groove body is milled at the end part of the other end of the core body, and four key grooves for installing the key groove body are milled on the end face of the core body uniformly along the circumferential direction.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a boring device for realizing rough boring, semi-finish boring and floating boring of an inner hole of a hollow shaft part at one time by machining the hollow shaft part on a deep hole drilling boring machine.
Background
At present, in the hollow shaft parts with the inner hole diameter of phi 300-phi 400mm and the inner hole size and the inner hole surface roughness requirement being high, auxiliary tools such as a cutter body, a connector, a boring bar and the like are required to be replaced for many times in the processing process, so that the labor intensity of operators is increased, and the production efficiency is reduced. In order to improve the processing efficiency and reduce the labor intensity of operators, a boring device for realizing the rough boring, the semi-finish boring and the floating boring of the inner hole at one time is required to be designed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of a hollow shaft part at one time, which is used for a deep hole boring machine, improves the processing efficiency and reduces the labor intensity of operators.
The technical scheme of the utility model is realized as follows: a boring device for realizing rough boring, semi-finish boring and floating boring of an inner hole of a hollow shaft part at one time comprises a core body and is characterized in that: the boring tool comprises a core body, a square cutter groove body, a floating boring cutter groove body, a cover plate screw, a key groove body and a key groove, wherein the square cutter groove body is fixedly arranged on the front end surface groove which is penetrated in the radial direction of the core body, the floating boring cutter groove body is fixedly arranged on the front end surface groove which is penetrated in the radial direction of the core body, the cover plate screw is fixedly arranged on the floating boring cutter groove body, the key groove body is uniformly provided with the key groove body and the key groove for installing a supporting plate along the circumferential direction, the key groove body is provided with the key groove for installing a guiding wood key or a steel key, the boring cutter head is fixedly arranged in the square groove of the square cutter groove body through an inner hexagon screw, the extending length of the boring cutter head is adjusted through the inner hexagon screw, the floating boring cutter head is arranged in the square groove of the floating boring cutter groove body, and the rear part of the core body is connected with a boring rod through rectangular screw.
The square cutter groove body is arranged on a groove milled on the front end face of the core body and welded with the core body, two square through holes are formed in the square cutter groove body and are provided with internal threaded holes, the two square through holes are used for installing two boring heads, the internal threaded holes are used for installing inner hexagonal screws, the two boring heads are installed in the internal hexagonal screws in a fastening mode, and rough boring and semi-fine boring are achieved through the fact that the lengths of the two boring heads extending out are adjusted through the inner hexagonal screws in a fastening mode.
The floating boring cutter groove body fastened with the cover plate by the cover plate screw is arranged in the chute on the front end surface of the core body, and the floating boring cutter groove body is welded and fastened with the core body.
The supporting plate is arranged in the groove at the front end of the core body, and the supporting plate, the core body and the floating boring cutter groove body are welded and fastened.
The key slot body is arranged in four key slots of the core body, the key slot body is a rectangular component, a guide wood key or a steel key is arranged in the key slot body, the steel key is fastened with the key slot body by screws, the key slot is milled at the upper end of the key slot body, an internal thread hole is processed in the bottom surface of the key slot, and a plurality of round holes are processed in the key slot body for weight reduction.
The core body is a cylinder with a blind hole at one end, rectangular threads are processed on the outer circle of the blind hole end of the core body, the rear part of the core body is connected with the boring bar through the rectangular threads, namely, the rectangular threads at the rear part of the core body are connected with the boring bar with internal rectangular threads on the deep hole drilling and boring machine.
The floating boring cutter groove body is a rectangular through groove in which the floating boring cutter head is placed.
The key grooves of the installation key groove bodies which are uniformly milled along the circumferential direction of the core body are four, and the number of the key grooves of the installation support plate is two.
The technical scheme of the utility model has the following positive effects:
the device has simple structure and economical manufacture, effectively ensures the processing quality of the inner hole of the workpiece, has higher dimensional accuracy of the inner hole after processing, and has the surface roughness of Ra3.2mu m. By adjusting the relative positions of the two boring heads and replacing floating reamers with different specifications, rough boring, semi-fine boring and floating boring of inner holes with different apertures can be realized, the processing efficiency of products is improved, and the labor intensity of operators is greatly reduced.
Drawings
FIG. 1 is a front view of the boring cutter body apparatus of the present utility model.
Fig. 2 is a left side view of the boring cutter body apparatus of the present utility model.
FIG. 3 is a top view of the boring cutter body apparatus of the present utility model.
Fig. 4 is a front view of a square cutter groove of the boring cutter device of the utility model.
FIG. 5 is a left side view of the square cutter groove of the boring cutter body device of the utility model.
FIG. 6 is a cross-sectional view of A-A of a square cutter groove body of the boring cutter body apparatus of the present utility model.
FIG. 7 is a front view of a floating boring cutter channel of the boring cutter device of the present utility model.
FIG. 8 is a left side view of the floating boring cutter channel of the boring cutter device of the present utility model.
FIG. 9 is a cross-sectional view of a floating boring cutter channel of the boring cutter device of the present utility model.
FIG. 10 is a front view of a cover plate of the boring cutter body apparatus of the present utility model.
FIG. 11 is a cross-sectional view of a cover plate B-B of the boring cutter body apparatus of the present utility model.
FIG. 12 is a front view of the boring cutter body apparatus core of the present utility model.
FIG. 13 is a left side view of the boring cutter body apparatus core of the present utility model.
FIG. 14 is a cross-sectional view of the core C-C of the boring cutter body apparatus of the present utility model.
Fig. 15 is a partial enlarged view of the boring cutter body apparatus core I of the present utility model.
FIG. 16 is a front view of a boring cutter body apparatus support plate of the present utility model.
Fig. 17 is a front view of a key slot of the boring cutter body apparatus of the present utility model.
FIG. 18 is a top view of a key slot of the boring cutter body apparatus of the present utility model.
FIG. 19 is a cross-sectional view of a key slot D-D of the boring cutter body apparatus of the present utility model.
The drawing is marked as follows: 1. boring tool bit 2, hexagon socket screw 3, square cutter cell body 4, apron 5, float boring tool cell body 6, float boring tool bit 7, keyway body 8, direction wooded key or steel key 9, bearing plate 10, core 11, apron screw.
Detailed Description
As shown in fig. 1, the boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft piece at one time comprises a core body 10, wherein a square cutter groove body 3 is fixedly arranged on a front end surface groove of the core body 10, a floating cutter groove body 5 which is fixedly arranged on a front end surface groove which is penetrated in the radial direction of the core body 10 is fixedly arranged on the floating cutter groove body 5, a cover plate 4 is fixedly arranged on the floating cutter groove body 5 through a cover plate screw 11, key grooves for installing a key groove body 7 and a supporting plate 9 are uniformly distributed on the core body 10 along the circumferential direction, key grooves for installing guide wood keys or steel keys 8 are machined on the key groove body 7, a boring cutter head 1 is fixedly arranged in a square groove of the square cutter groove body 3 through an inner hexagon screw 2, rough boring and semi-finish boring are realized by adjusting the extending length of the boring cutter head 1 through the inner hexagon screw 2, a floating cutter head 6 is fixedly arranged in the square groove of the floating cutter groove body 5, and the rear part of the core body 10 is connected with a boring rod through a rectangular screw.
The square cutter groove body 3 is arranged on a groove milled on the front end face of the core body and welded with the core body, two square through holes are formed in the square cutter groove body 3 and are provided with internal threaded holes, the two square through holes are used for installing two boring heads 1, the internal threaded holes are used for installing inner hexagonal screws 2, the two boring heads 1 are respectively and tightly installed through the inner hexagonal screws 2, and rough boring and semi-fine boring are realized by tightly adjusting the extending lengths of the two boring heads through the inner hexagonal screws 2. The two boring heads 1 are respectively arranged in two square through holes on the square cutter groove body and are fastened through the inner hexagon screws 2, and the extending lengths of the two boring heads are adjusted to realize rough boring and semi-fine boring.
The floating boring cutter groove body 5 fastened with the cover plate 4 by the cover plate screw 11 is arranged in a chute on the front end surface of the core body 10, and the floating boring cutter groove body 5 is welded and fastened with the core body 10.
The supporting plate 9 is arranged in a groove at the front end of the core body 10, and the supporting plate 9, the core body 10 and the floating boring cutter groove body 5 are welded and fastened.
The key slot body 7 is installed in four key slots of the core body 10, the key slot body 7 is a rectangular component, a guide wood key or a steel key 8 is installed in the key slot body 7, the steel key is fastened with the key slot body by screws, the key slot is milled in the upper end of the key slot body, an internal thread hole is processed in the bottom surface of the key slot, and a plurality of round holes are processed in the key slot body for weight reduction.
The core 10 is a cylinder with a blind hole at one end, rectangular threads are processed on the outer circle of the blind hole end of the core, the rear part of the core is connected with a boring bar through the rectangular threads, namely, the rectangular threads at the rear part of the core 10 are connected with the boring bar with internal rectangular threads on a deep hole drilling and boring machine.
The floating boring cutter groove body 5 is a rectangular through groove in which the floating boring cutter head 6 is placed. The floating boring cutter head 6 is arranged in a rectangular through groove on the floating boring cutter groove body 5. The rear part of the core body 10 is connected with a boring bar through rectangular threads.
The number of key grooves of the installation key groove bodies 7 which are uniformly milled along the circumferential direction of the core body 10 is four, and the number of key grooves of the installation support plate 9 is two.
The utility model discloses a boring device for realizing the rough boring, semi-finish boring and floating boring of an inner hole of a hollow shaft part at one time, which comprises a core body 10, a square cutter groove body 3 arranged on a groove on the front end surface of the core body 10 and welded and fixed, a floating boring cutter groove body 5 (the floating boring cutter groove body 5 is connected with a cover plate 4 through a cover plate screw 11 along the radial direction) arranged on the groove on the front end surface of the core body 10, key grooves for installing a key groove body 7 and installing a supporting plate 9 are uniformly formed in the core body 10 along the circumferential direction, and key grooves for installing guide woodkeys or steel keys 8 are formed in the key groove body 7.
The specific installation steps are as follows:
the floating boring cutter groove body 5 and the cover plate 4 are fastened together by cover plate screws, the floating boring cutter groove body is arranged in a chute on the front end face of the core body 10, and the floating boring cutter groove body and the core body are welded and fastened. The supporting plate 9 is arranged in the groove at the front end of the core body 10, and the supporting plate 9, the core body 10 and the floating boring cutter groove body are welded and fastened.
The square cutter groove body 3 is arranged in the groove of the front end surface of the core body 10 and is welded and fastened with the core body 10.
The two boring heads 1 are respectively arranged in two square grooves in the square cutter groove body 3, and the boring heads are fastened by using the inner hexagon screws 2.
The key ways 7 are fitted into the four key ways of the core 10.
The guiding wooden key or steel key 8 is put into the key groove in the key groove body 7. The steel key 8 is fastened with the key groove body by a screw.
The core 10 is connected to a boring bar with internal rectangular threads on a deep hole boring machine by rectangular threads on the rear of the core 10.
And placing the floating boring cutter head 6 into a rectangular through groove of the floating boring cutter groove body 5. According to the machined bottom hole size of the workpiece and the inner hole size requirement of a drawing, the extending lengths of the two boring tool bits 1 are adjusted, trial cutting is carried out on the opening part of the bottom hole of the workpiece, rough boring and semi-finish boring are completed, and then the size of the floating boring tool bit 6 is determined according to the semi-finish boring size of the inner hole bored by the boring tool bit 1, so that the one-time machining completion of the rough boring, semi-finish boring and floating boring procedures of the inner hole of the workpiece is realized.
In the boring process, the device can realize different apertures of rough boring and semi-fine boring by adjusting the extending lengths of the two boring tool bits 1, and simultaneously can realize the processing of rough boring, semi-fine boring and floating boring by floating the boring tool bits 6, thereby avoiding the repeated replacement of the tool body and other auxiliary tools, improving the processing efficiency and reducing the labor intensity of operators.
Claims (8)
1. The boring device for realizing the rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time comprises a core body (10), and is characterized in that: the boring tool comprises a core body (10), a square cutter groove body (3) is fixedly arranged on a front end surface groove of the core body (10), a floating boring cutter groove body (5) is fixedly arranged on the front end surface groove of the core body (10) which is penetrated in the radial direction, a cover plate (4) is fixedly arranged on the floating boring cutter groove body (5) through cover plate screws (11), key grooves which are uniformly distributed on the core body (10) along the circumferential direction and are provided with key grooves (7) and key grooves for installing a bearing plate (9), the key grooves (7) are processed with key grooves for installing guide woodkeys or steel keys (8), a boring cutter head (1) is fixedly arranged in the square groove of the square cutter groove body (3) through an inner hexagon screw (2), rough boring and semi-finish boring are realized through adjusting the extending length of the boring cutter head (1), and a floating boring cutter head (6) is fixedly arranged in the square groove of the floating boring cutter groove body (5), and the rear part of the core body (10) is connected with a boring rod through rectangular threads.
2. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the square cutter groove body (3) is arranged on a groove milled on the front end face of the core body and welded with the core body, two square through holes are formed in the square cutter groove body (3) and are provided with internal threaded holes, the two square through holes are used for installing two boring cutter heads (1), the internal threaded holes are used for installing inner hexagonal screws (2), the two boring cutter heads (1) are fixedly installed through the inner hexagonal screws (2) respectively, and rough boring and semi-finish boring are realized by fixedly adjusting the extending lengths of the two boring cutter heads through the inner hexagonal screws (2).
3. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the floating boring cutter groove body (5) fastened with the cover plate (4) through the cover plate screw (11) is arranged in the chute on the front end face of the core body (10), and the floating boring cutter groove body (5) is welded and fastened with the core body (10).
4. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the supporting plate (9) is arranged in a groove at the front end of the core body (10), and the supporting plate (9), the core body (10) and the floating boring cutter groove body (5) are welded and fastened.
5. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the key slot body (7) is arranged in four key slots of the core body (10), the key slot body (7) is a rectangular component, a guide wood key or a steel key (8) is arranged in the key slot body (7), the steel key is fastened with the key slot body by screws, the key slot is milled at the upper end of the key slot body, an internal thread hole is processed in the bottom surface of the key slot, and a plurality of round holes are processed in the key slot body for weight reduction.
6. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the core body (10) is a cylinder with a blind hole at one end, rectangular threads are machined on the outer circle of the blind hole end of the core body, the rear part of the core body is connected with the boring bar through the rectangular threads, namely, the rectangular threads at the rear part of the core body (10) are connected with the boring bar with internal rectangular threads on the deep hole drilling and boring machine.
7. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: the floating boring cutter groove body (5) is a rectangular through groove in which the floating boring cutter head (6) is placed.
8. The boring device for realizing rough boring, semi-finish boring and floating boring of the inner hole of the hollow shaft part at one time according to claim 1, which is characterized in that: four key grooves of the installation key groove bodies (7) are uniformly formed in the circumferential direction of the core body (10), and two key grooves of the installation support plate (9) are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321649386.XU CN220178197U (en) | 2023-06-27 | 2023-06-27 | Boring device for realizing rough boring, semi-finish boring and floating boring of inner holes of hollow shaft parts at one time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321649386.XU CN220178197U (en) | 2023-06-27 | 2023-06-27 | Boring device for realizing rough boring, semi-finish boring and floating boring of inner holes of hollow shaft parts at one time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220178197U true CN220178197U (en) | 2023-12-15 |
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ID=89104657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321649386.XU Active CN220178197U (en) | 2023-06-27 | 2023-06-27 | Boring device for realizing rough boring, semi-finish boring and floating boring of inner holes of hollow shaft parts at one time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220178197U (en) |
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2023
- 2023-06-27 CN CN202321649386.XU patent/CN220178197U/en active Active
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