CN222036895U - Tool for drilling inclined holes - Google Patents
Tool for drilling inclined holes Download PDFInfo
- Publication number
- CN222036895U CN222036895U CN202323595108.3U CN202323595108U CN222036895U CN 222036895 U CN222036895 U CN 222036895U CN 202323595108 U CN202323595108 U CN 202323595108U CN 222036895 U CN222036895 U CN 222036895U
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- positioning
- positioning sleeve
- hole
- workpiece
- groove
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- 238000005553 drilling Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 239000002173 cutting fluid Substances 0.000 claims description 13
- 238000003754 machining Methods 0.000 abstract description 5
- 238000004080 punching Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model relates to a tool for drilling inclined holes, which comprises a workbench, a supporting seat arranged on the workbench and a positioning sleeve arranged on the supporting seat and used for positioning a workpiece, wherein the supporting seat is provided with a positioning hole; the bottom center of the positioning sleeve is connected with the supporting seat through a central shaft, the positioning sleeve can rotate by taking the central shaft as the center, four positioning grooves are formed in the positioning sleeve, each positioning groove is a conical groove with an opening facing the supporting surface of the supporting seat, the four positioning grooves are distributed in a circular array by taking the axis of the positioning sleeve as the center, a limiting mechanism capable of limiting the positioning sleeve in a matched mode is arranged on the supporting seat, and the limiting mechanism comprises steel balls capable of being clamped into the positioning grooves; the supporting surface of the supporting seat is obliquely arranged to enable the positioning sleeve and the workpiece to be inclined. According to the utility model, through the cooperation of the four positioning grooves and the limiting mechanism, the punching position of the workpiece can be accurately and rapidly determined, and the accurate machining of the four holes can be rapidly completed through the conventional common drilling equipment.
Description
Technical Field
The utility model relates to the technical field of inclined hole drilling, in particular to a tool for drilling an inclined hole.
Background
In the processing process of the driven bevel gear, four holes are required to be uniformly processed along the circumferential direction outside the central hole of the driven bevel gear, and the holes form a certain included angle with the central shaft of the driven bevel gear, namely, the holes are inclined holes. When these four inclined holes are drilled, the existing common drilling equipment cannot clamp and process the inclined holes at one time, and the machining precision is difficult to guarantee, and the accurate linkage numerical control machine tool is required to be used for machining, so that the equipment cost is high. Based on the above problems, a tool for drilling the inclined hole is urgently needed to be matched with common drilling equipment to rapidly and accurately finish the inclined hole processing.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a tool for drilling an inclined hole.
The utility model provides a tool for drilling inclined holes, which comprises a workbench, a supporting seat arranged on the workbench and a positioning sleeve arranged on the supporting seat and used for positioning a workpiece, wherein the supporting seat is provided with a plurality of positioning holes; the positioning sleeve is provided with a placing groove for placing a workpiece, the center of the bottom of the positioning sleeve is connected with a supporting seat through a central shaft, the positioning sleeve can rotate by taking the central shaft as the center, the positioning sleeve is provided with four positioning grooves, each positioning groove is a conical groove with an opening facing the supporting surface of the supporting seat, the four positioning grooves are distributed in a circular array by taking the axis of the positioning sleeve as the center, the supporting seat is provided with a limiting mechanism which can be matched with each positioning groove to limit the positioning sleeve, the limiting mechanism comprises steel balls which can be clamped into each positioning groove, and the positioning sleeve can be forced to rotate and can be removed from the corresponding positioning groove to release the circumferential limit of the positioning sleeve; the supporting surface of the supporting seat is obliquely arranged to enable the positioning sleeve and the workpiece to be inclined.
Preferably, a slot is arranged on the workpiece, and a positioning pin which can be inserted into the slot is fixed on the positioning sleeve. The locating pin inserts in the slot to locate the workpiece, so that the circumferential displacement of the workpiece and the locating sleeve is avoided. The workpiece is placed in the placing groove, and meanwhile, the positioning pin is inserted into the slot of the workpiece, so that the workpiece is positioned.
Preferably, a chip removal hole for removing chips and a cutting fluid outlet hole for discharging cutting fluid are formed in the positioning sleeve, and the chip removal hole and the cutting fluid outlet hole are communicated with the placing groove.
Preferably, the chip removing holes and the cutting fluid outlet holes are multiple.
Preferably, a guide through hole is formed in the supporting seat, the limiting mechanism further comprises a spring located in the guide through hole, the steel ball is fixed to the upper end of the spring, the lower end of the spring is propped against the jackscrew, and the jackscrew is in threaded connection with the guide through hole. The spring is compressed by rotating the jackscrew, so that the spring deforms to generate upward pressure on the steel ball, when any positioning groove is opposite to the guide through hole by rotating the positioning sleeve, the spring pushes the upper end of the steel ball into the positioning groove, then the positioning groove is forced to rotate, and the upper end of the steel ball is moved out of the positioning groove and is pressed into the guide through hole by the positioning sleeve.
Preferably, the mounting groove is formed in the supporting seat, the limiting block is fixed in the middle of the lower end of the positioning sleeve and located in the mounting groove, the central shaft is fixed on the limiting block and connected with the limiting nut after penetrating through the bottom of the mounting groove. The locating sleeve is limited by the limiting nut, so that the locating sleeve is prevented from being separated from the supporting seat.
The beneficial effects of the utility model are as follows:
according to the utility model, through the cooperation of the four positioning grooves and the limiting mechanism, the punching position of the workpiece can be accurately and rapidly determined, and the accurate machining of the four holes can be rapidly completed through the conventional common drilling equipment. The operation is time-saving and labor-saving, the operation is convenient and quick, the precise linkage numerical control machine tool is not needed, the production equipment cost is low, the processing speed is high, the processing precision is high, and the popularization and the application are convenient.
Drawings
FIG. 1 is a schematic longitudinal sectional view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model in operation;
The figure shows:
1. The device comprises a workbench, 2, a supporting seat, 3, a workpiece, 4, a locating sleeve, 5, a locating pin, 6, a placing groove, 7, a chip removal hole, 8, a cutting fluid outlet hole, 9, a central shaft, 10, a locating groove, 11, a steel ball, 12, a guide through hole, 13, a spring, 14, a jackscrew, 15, a limiting block, 16 and a limiting nut.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1 and 2, the utility model comprises a workbench 1, a supporting seat 2 arranged on the workbench 1 and a positioning sleeve 4 arranged on the supporting seat 2 and used for positioning a workpiece 3.
The workpiece 3 is provided with a slot, the positioning sleeve 4 is provided with a positioning pin 5 which can be inserted into the slot, and the positioning pin 5 is inserted into the slot to position the workpiece 3, so that the workpiece 3 and the positioning sleeve 4 are prevented from generating circumferential displacement. The positioning sleeve 4 is provided with a placing groove 6 for placing the workpiece 3, the positioning sleeve 4 is provided with a chip removal hole 7 for removing chips and a cutting fluid outlet hole 8 for discharging cutting fluid, the chip removal hole 7 and the cutting fluid outlet hole 8 are communicated with the placing groove 6, and the chip removal hole 7 and the cutting fluid outlet hole 8 are multiple. The workpiece 3 is placed in the placing groove 6, and meanwhile, the positioning pin 5 is inserted into the slot of the workpiece 3, so that the workpiece 3 is positioned.
The center of the bottom of the positioning sleeve 4 is connected with the supporting seat 2 through a central shaft 9, the positioning sleeve 4 can rotate by taking the central shaft 9 as the center, four positioning grooves 10 are formed in the positioning sleeve 4, each positioning groove 10 is a conical groove with an opening facing the supporting surface of the supporting seat 2, and the four positioning grooves 10 are distributed in a circular array by taking the axis of the positioning sleeve 4 as the center. The supporting seat 2 is provided with a limiting mechanism which can be matched with each positioning groove 10 to limit the positioning sleeve 4, the limiting mechanism comprises steel balls 11 which can be clamped into each positioning groove 10, the positioning sleeve 4 is forced to rotate, and the steel balls 11 can move from the corresponding positioning grooves 10 to release the circumferential limit of the positioning sleeve 4.
The supporting seat 2 is provided with a guide through hole 12, the limiting mechanism further comprises a spring 13 positioned in the guide through hole 12, the steel ball 11 is fixed with the upper end of the spring 13, the lower end of the spring 13 is propped against a jackscrew 14, the jackscrew 14 is in threaded connection with the guide through hole 12, the spring 13 is deformed to generate upward pressure on the steel ball 11 by rotating the jackscrew 14 to compress the spring 13, when the positioning sleeve 4 is rotated to enable any positioning groove 10 to be opposite to the guide through hole 12, the spring 13 pushes the upper end of the steel ball 11 into the positioning groove 10, the positioning groove 10 is forced to rotate, and the upper end of the steel ball 11 is removed from the positioning groove 10 and is pressed into the guide through hole 12 by the positioning sleeve 4.
The supporting surface of the supporting seat 2 is obliquely arranged to enable the positioning sleeve 4 and the workpiece 3 to be inclined, so that inclined holes can be machined conveniently. Set up the mounting groove on supporting seat 2, fixed stopper 15 in the middle part of locating sleeve 4 lower extreme, stopper 15 are located the mounting groove, center pin 9 is fixed on stopper 15, and center pin 9 runs through behind the mounting groove tank bottom and is connected with stop nut 16, and it is spacing with locating sleeve 4 through stop nut 16, avoids locating sleeve 4 to break away from with supporting seat 2.
During specific work, the positioning sleeve 4 is rotated, the steel ball 11 is clamped into one of the positioning grooves 10, then the workpiece 3 is placed into the placing groove 6, the positioning pin 5 is inserted into the slot of the workpiece 3, the workpiece 3 is positioned, and the drill drills the workpiece 3 along the arrow direction in fig. 2, so that the first hole is machined. Then the positioning sleeve 4 is rotated, the workpiece 3 and the positioning sleeve 4 synchronously rotate, when the steel ball 11 is clamped into the next positioning groove 10, the rotation of the positioning sleeve 4 is stopped, and a second hole is drilled through the drill; and the positioning sleeve 4 is rotated in the same direction, and the processing of the third hole and the fourth hole is sequentially completed.
According to the utility model, through the cooperation of the four positioning grooves 10 and the limiting mechanism, the punching position of the workpiece 3 can be accurately and rapidly determined, and the accurate machining of the four holes can be rapidly completed through the conventional common drilling equipment. The operation is time-saving and labor-saving, the operation is convenient and quick, the precise linkage numerical control machine tool is not needed, the production equipment cost is low, the processing speed is high, the processing precision is high, and the popularization and the application are convenient.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323595108.3U CN222036895U (en) | 2023-12-28 | 2023-12-28 | Tool for drilling inclined holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323595108.3U CN222036895U (en) | 2023-12-28 | 2023-12-28 | Tool for drilling inclined holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222036895U true CN222036895U (en) | 2024-11-22 |
Family
ID=93499536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323595108.3U Active CN222036895U (en) | 2023-12-28 | 2023-12-28 | Tool for drilling inclined holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222036895U (en) |
-
2023
- 2023-12-28 CN CN202323595108.3U patent/CN222036895U/en active Active
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