CN219616754U - Thin-wall hollow cylinder surface drilling device - Google Patents
Thin-wall hollow cylinder surface drilling device Download PDFInfo
- Publication number
- CN219616754U CN219616754U CN202320824533.6U CN202320824533U CN219616754U CN 219616754 U CN219616754 U CN 219616754U CN 202320824533 U CN202320824533 U CN 202320824533U CN 219616754 U CN219616754 U CN 219616754U
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- thin
- cylinder
- hollow cylinder
- wall hollow
- polygonal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a thin-wall hollow cylinder surface drilling device, which comprises a cylinder rod for fixing a thin-wall hollow cylinder and a base for fixing the cylinder rod, wherein one end of the cylinder rod is provided with a cylindrical boss, the other end of the cylinder rod is provided with a thread for fixing a round nut, the thin-wall hollow cylinder is sleeved on the cylinder rod, a polygonal cylinder is sleeved outside the thin-wall hollow cylinder, the inside of the polygonal cylinder is a hollow cylinder and is in clearance fit with the thin-wall hollow cylinder, the thin-wall hollow cylinder and the polygonal cylinder are limited by the boss and the round nut, and a plurality of groups of round holes are uniformly formed in each surface of the polygonal cylinder; the base is provided with a screw for limiting and fixing the base in the axial direction of the cylindrical rod. The utility model solves the problems of complex automatic processing operation, low processing precision and easy surface deformation when drilling a small amount of thin-wall hollow cylinder surfaces in the prior art.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a thin-wall hollow cylinder surface drilling device.
Background
In the machining of drilling the surface of the thin-wall hollow cylinder, the cylinder jig is plugged into the thin-wall hollow cylinder, so that the thin-wall hollow cylinder is fixed on the cylinder jig, one end of the cylinder jig is grasped by a manipulator, the cylinder jig is placed on a machine tool, and the drill bit is adjusted to drill the outer surface of the thin-wall hollow cylinder sequentially. Although the mode can realize automatic processing, as the wall of the thin-wall hollow cylinder is very thin, the wall surface is directly drilled, uneven stress is easily caused on the wall surface, the roundness precision of the thin wall is influenced, and particularly, the thin-wall hollow cylinder with high-precision multi-hole sites is processed, the deformation of the thin wall can also influence the positions among the holes, so that the machining precision is low. Meanwhile, when the number of the thin-wall hollow cylinders to be machined is small, the positions of the drill bit and the outer surface of the thin-wall hollow cylinders need to be adjusted repeatedly in automatic machining, so that the efficiency is low, and the operation is inconvenient.
Disclosure of Invention
The utility model aims to: the utility model aims to provide a thin-wall hollow cylinder surface drilling device which improves the drilling precision and efficiency by sleeving a polygonal column jig with a prefabricated hole on the outer surface of a thin-wall hollow cylinder.
The technical scheme is as follows: in order to achieve the above purpose, the drilling device for the surface of the thin-wall hollow cylinder comprises a cylinder rod for fixing the thin-wall hollow cylinder and a base for fixing the cylinder rod, wherein one end of the cylinder rod is provided with a cylindrical boss, the other end of the cylinder rod is provided with threads for fixing a round nut, the thin-wall hollow cylinder is sleeved on the cylinder rod, a polygonal cylinder is sleeved outside the thin-wall hollow cylinder, the inside of the polygonal cylinder is a hollow cylinder which is in clearance fit with the thin-wall hollow cylinder, the thin-wall hollow cylinder and the polygonal cylinder are limited by the boss and the round nut, and a plurality of groups of round holes are uniformly formed in each surface of the polygonal cylinder; the base is provided with a screw for limiting and fixing the base in the axial direction of the cylindrical rod.
Wherein, the position of corresponding round hole on the cylinder pole is equipped with the heavy groove and is convenient for the drill bit to punch thin wall hollow cylinder through the round hole.
The gasket is arranged between the round nut and the polygonal body, between the boss and the polygonal body, and the outer diameter and the thickness of the gasket are adjusted, so that the die is suitable for punching fixed thin-wall hollow cylinders with different lengths.
Wherein, be equipped with the protruding that the round is used for spacing to polygon prism inner circle on the boss.
The diameter of the boss is the same as that of the outer ring of the round nut, and is larger than that of an circumscribed circle of the polygonal section of the polygonal prism.
The base is provided with a V-shaped groove for placing a cylindrical rod, and a boss of the cylindrical rod is tangent to the outer ring of the round nut and the inclined plane of the V-shaped groove.
The base is fixed on the drilling machine through the through holes in the base by the bolts.
The beneficial effects are that: the utility model has the following advantages: 1. the polygonal column jig with the prefabricated holes is sleeved on the outer surface of the thin-wall hollow cylinder, and the drill bit penetrates through the prefabricated holes to punch the thin-wall hollow cylinder, so that the positioning can be accurately performed, the punching error is reduced, and the punching efficiency is improved;
2. the thin-wall hollow cylinder is sleeved with a polygonal cylinder, the inner ring is sleeved with a cylinder rod, and the gap between the inner ring and the cylinder rod is small, so that the surface shape change of the thin-wall hollow cylinder during punching can be avoided.
Drawings
FIG. 1 is a schematic cross-sectional view of a thin-walled hollow cylinder of the present utility model secured to a cylinder rod;
FIG. 2 is a schematic view of a base structure of the present utility model;
FIG. 3 is a schematic view of the structure of the protrusions on the boss of the present utility model;
fig. 4 is an utility model assembly schematic.
Detailed Description
The technical scheme of the present utility model will be described in detail with reference to the following examples and the accompanying drawings.
As shown in fig. 1 and 2, the surface drilling device for the thin-wall hollow cylinder 1 according to the present utility model comprises a cylinder rod 2 for fixing the thin-wall hollow cylinder 1, and a base 3 for fixing the cylinder rod 2, wherein bolts fix the base 3 on a drilling machine through holes 10 on the base 3.
One end of the cylindrical rod 2 is provided with a cylindrical boss 4, the other end of the cylindrical rod is provided with threads for fixing a round nut 5, the thin-wall hollow cylinder 1 is sleeved on the cylindrical rod 2, the outer ring of the thin-wall hollow cylinder 1 is sleeved with a polygonal cylinder 6, the inside of the polygonal cylinder 6 is a hollow cylinder, the hollow cylinder is in clearance fit with the thin-wall hollow cylinder 1, and the thin-wall hollow cylinder 1 and the polygonal cylinder 6 are limited through the boss 4 and the round nut 5; the base 3 is provided with a screw 7 axially of the cylindrical rod 2 for limiting and fixing it.
In this embodiment, the polygonal body 6 is a hexagonal cylinder, a round hole is formed in the center of each surface of the hexagonal cylinder, a circle of sinking grooves 8 are formed in the positions, corresponding to the round holes, of the cylindrical rod 2, and a drill bit is convenient to punch the thin-wall hollow cylinder 1 through the round holes.
The device can be used for arranging gaskets between the round nuts 5 and the polygonal body 6 and between the bosses 4 and the polygonal body 6, and is suitable for punching fixed thin-wall hollow cylinders 1 with different lengths by adjusting the outer diameter and the thickness of the gaskets.
As shown in fig. 3, a circle of protrusions 9 for limiting the inner ring of the polygonal body 6 is further arranged on the boss 4, and the diameter of the boss 4 is the same as that of the outer ring of the round nut 5 and is larger than that of an circumscribed circle of the polygonal section of the polygonal body 6. The base 3 is provided with a V-shaped groove for placing the cylindrical rod 2, and a boss 4 of the cylindrical rod 2 is tangent to the outer ring of the round nut 5 and the inclined surface of the V-shaped groove.
As shown in fig. 4, the cylindrical rod 2 is fixed on the base 3 through the screw 7, after the drill bit drills one hole on the thin-wall hollow cylinder 1 through the round hole, the screw 7 on one side is loosened, the cylindrical rod 2 is rotated, the drill bit can penetrate into the next round hole, the screw 7 is screwed to drill holes, and the operations are sequentially performed until all the holes are drilled.
The polygonal column jig with the prefabricated holes is sleeved on the outer surface of the thin-wall hollow cylinder, and the drill bit penetrates through the prefabricated holes to punch the thin-wall hollow cylinder, so that the positioning can be accurately performed, the punching error is reduced, and the punching efficiency is improved; meanwhile, the thin-wall hollow cylinder is sleeved with a polygonal cylinder, the inner ring is sleeved with a cylinder rod, and the clearance between the inner ring and the cylinder rod is small, so that the surface shape change of the thin-wall hollow cylinder during punching can be avoided.
The device is suitable for punching a small amount of small-volume thin-wall hollow cylinders, and solves the problems of complex automatic processing operation, low processing precision and easy surface deformation in the prior art.
Claims (7)
1. A thin-walled hollow cylinder (1) surface drilling device, characterized in that: the novel thin-wall hollow cylinder comprises a cylinder rod (2) for fixing a thin-wall hollow cylinder (1) and a base (3) for fixing the cylinder rod (2), wherein one end of the cylinder rod (2) is provided with a cylindrical boss (4), the other end of the cylinder rod is provided with threads for fixing a round nut (5), the thin-wall hollow cylinder (1) is sleeved on the cylinder rod (2), a polygonal cylinder (6) is sleeved on the outer ring of the thin-wall hollow cylinder (1), the inside of the polygonal cylinder (6) is a hollow cylinder and is in clearance fit with the thin-wall hollow cylinder (1), the thin-wall hollow cylinder (1) and the polygonal cylinder (6) are limited through the boss (4) and the round nut (5), and a plurality of groups of round holes are uniformly formed in each surface of the polygonal cylinder (6); the base (3) is axially provided with a screw (7) for limiting and fixing the cylindrical rod (2).
2. A thin-walled hollow cylinder (1) surface drilling device according to claim 1 characterized in that: the positions of the cylindrical rods (2) corresponding to the round holes are provided with sinking grooves (8) which are convenient for a drill bit to punch the thin-wall hollow cylinder (1) through the round holes.
3. A thin-walled hollow cylinder (1) surface drilling device according to claim 1 characterized in that: gaskets are arranged between the round nuts (5) and the polygonal body (6), between the bosses (4) and the polygonal body (6), and the outer diameter and the thickness of the gaskets are adjusted to be suitable for punching fixed thin-wall hollow cylinders (1) with different lengths.
4. A thin-walled hollow cylinder (1) surface drilling device according to claim 1 characterized in that: the boss (4) is provided with a circle of bulges (9) for limiting the inner ring of the polygonal column (6).
5. A thin-walled hollow cylinder (1) surface drilling device according to claim 1 characterized in that: the diameter of the boss (4) is the same as that of the outer ring of the round nut (5), and is larger than the circumscribed circle of the polygonal section of the polygonal body (6).
6. A thin-walled hollow cylinder (1) surface drilling device according to claim 4 characterized in that: the base (3) is provided with a V-shaped groove for placing the cylindrical rod (2), and a boss (4) of the cylindrical rod (2) is tangent to the outer ring of the round nut (5) and the inclined surface of the V-shaped groove.
7. A thin-walled hollow cylinder (1) surface drilling device according to claim 1 characterized in that: the bolts fix the base (3) on the drilling machine through the through holes (10) on the base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320824533.6U CN219616754U (en) | 2023-04-14 | 2023-04-14 | Thin-wall hollow cylinder surface drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320824533.6U CN219616754U (en) | 2023-04-14 | 2023-04-14 | Thin-wall hollow cylinder surface drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219616754U true CN219616754U (en) | 2023-09-01 |
Family
ID=87771471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320824533.6U Active CN219616754U (en) | 2023-04-14 | 2023-04-14 | Thin-wall hollow cylinder surface drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219616754U (en) |
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2023
- 2023-04-14 CN CN202320824533.6U patent/CN219616754U/en active Active
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