CN220698415U - Reamer for deep hole machining - Google Patents
Reamer for deep hole machining Download PDFInfo
- Publication number
- CN220698415U CN220698415U CN202322384513.4U CN202322384513U CN220698415U CN 220698415 U CN220698415 U CN 220698415U CN 202322384513 U CN202322384513 U CN 202322384513U CN 220698415 U CN220698415 U CN 220698415U
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- China
- Prior art keywords
- reamer
- connecting piece
- deep hole
- fixed shaft
- hole machining
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- 238000003754 machining Methods 0.000 title claims description 15
- 238000003466 welding Methods 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to the technical field of sample injector processing, in particular to a reamer for deep hole processing, which comprises a fixed shaft, wherein the fixed shaft is connected with a driving mechanism, a connecting piece is arranged at the top of the fixed shaft, a rod body is fixedly connected to the top of the connecting piece, a welding surface is formed at the joint of the connecting piece and the rod body, a plurality of reinforcing points are fixedly connected to the surface of the welding surface in a circumference manner, the shape of the connecting piece is conical, the outer diameter of the connecting piece is gradually reduced along the direction away from the fixed shaft, the shape of the reinforcing points is in a circular strip shape, and the width of the circular strip shape is smaller than that of the welding surface. According to the utility model, the welding surface is formed at the joint of the connecting piece and the rod body, the plurality of reinforcing points are arranged on the welding surface, the firmness of the joint between the connecting piece and the rod body can be enhanced through the reinforcing points, the occurrence of the condition that the reamer rod body and the fixed shaft are broken due to overlarge force born by the front end of the reamer is prevented, and the service life of the reamer is prolonged.
Description
Technical Field
The utility model relates to the technical field of sample injector processing, in particular to a reamer for deep hole processing.
Background
The reamer is a rotary tool having one or more cutter teeth for removing a thin layer of metal from the surface of the hole being machined, and a rotary finishing tool having a straight or helical edge for reaming or repairing the hole.
When the deep hole on the gas chromatograph detector sampler is processed, a reamer is required to be used for reaming or repairing the hole, however, due to the fact that the processed hole is deeper, the feeding speed is too high or the rotating speed is too high, the force born by the front end of the reamer can be too high, and then the situation that the reamer rod body and the fixed shaft are broken can be caused, and in the light of the fact, the reamer for deep hole processing is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a reamer for deep hole machining, which solves the problems that the excessive force born by the front end of the reamer can be caused due to the fact that the machined hole is deeper, the feeding speed is too high or the rotating speed is too high, and then the reamer rod body and the fixed shaft are broken.
In order to solve the technical problems, the utility model provides the following technical scheme: the reamer for deep hole machining comprises a fixed shaft, wherein the fixed shaft is connected with a driving mechanism, a connecting piece is arranged at the top of the fixed shaft, and a rod body is fixedly connected to the top of the connecting piece;
the connecting piece is formed with the welding face with the junction of the body of rod, the surface of welding face is circumference fixedly connected with a plurality of enhancement points.
Further, the shape of the connecting piece is conical, and the outer diameter of the connecting piece gradually becomes smaller along the direction away from the fixed shaft.
Further, the reinforcing points are in a round bar shape, and the width of the round bar shape is smaller than that of the welding surface.
Further, the reinforcing point is in the shape of a hemispherical body, and the diameter of the hemispherical body is smaller than the width of the welding surface.
Further, the outer surface of the rod body is provided with spiral twisting edges, and a spiral groove is formed between every two adjacent spiral twisting edges.
Further, the bottom of the spiral groove is provided with a chip groove, and the depth of the chip groove gradually becomes smaller along the direction close to the connecting piece.
Further, the top of the rod body is provided with a chamfer portion.
Further, the width of the chamfer portion increases sequentially from top to bottom.
Further, the outer side wall of the fixed shaft is provided with a plurality of fixed grooves at equal intervals along the circumference.
By means of the technical scheme, the reamer for deep hole machining provided by the utility model has the following beneficial effects:
1. this a reamer for deep hole processing is formed with the welding face in the junction of connecting piece and body of rod, is equipped with a plurality of strong points on the welding face, can strengthen the fastness of junction between connecting piece and the body of rod through the strong point, prevents that the force that the reamer front end bore from being too big, and leads to appearing cracked condition emergence between reamer body of rod and the fixed axle, has improved the life of reamer.
2. This reamer for deep hole processing, the shape of strengthening point is the circular stripe form, increases the area of contact with between connecting piece and the body of rod, has improved fixed fastness.
3. This a reamer for deep hole processing, the shape of strong point is the hemisphere, can strengthen the fastness of junction between connecting piece and the body of rod, has improved the life of reamer.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application:
FIG. 1 is a schematic diagram of a structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
fig. 3 is an enlarged view of a portion of fig. 2 a in accordance with the present utility model.
In the figure: 1. a fixed shaft; 2. a connecting piece; 3. a rod body; 4. reinforcing points; 5. a spiral twisting blade; 6. a spiral groove; 7. a chamfering part; 8. a fixing groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
At present, when deep holes on a gas chromatograph detector sample injector are processed, a reamer is needed to be used for reaming or repairing holes, however, due to the fact that the processed holes are deeper, the feeding speed is too high or the rotating speed is too high, the force born by the front end of the reamer is too high, and then the reamer rod body and the fixed shaft are broken.
In order to solve the above-mentioned problems, the present application provides a reamer for deep hole processing, and the following detailed descriptions are provided, and it should be noted that the description sequence of the following embodiments is not a limitation on the preferred sequence of the embodiments of the present application, and in the following embodiments, the description of each embodiment is focused, and the details of a certain embodiment may be referred to in the related description of other embodiments.
Embodiment one:
referring to fig. 1, a reamer for deep hole machining comprises a fixed shaft 1, wherein the fixed shaft 1 is connected with a driving mechanism, a connecting piece 2 is arranged at the top of the fixed shaft 1, and a rod body 3 is fixedly connected to the top of the connecting piece 2;
in this embodiment, the junction of connecting piece 2 and body of rod 3 is formed with the welding face, and the surface of welding face is a plurality of strong points 4 of circumference fixedly connected with, is formed with the welding face at the junction of connecting piece 2 and body of rod 3, is equipped with a plurality of strong points 4 on the welding face, can strengthen the fastness of junction between connecting piece 2 and the body of rod 3 through strong point 4, prevents that reamer front end bearing from being too big, and leads to appearing cracked condition emergence between reamer body of rod 3 and the fixed axle 1, has improved the life of reamer.
In this embodiment, the shape of the connecting member 2 is conical, and the outer diameter of the connecting member 2 gradually decreases in a direction away from the fixed shaft 1.
In this embodiment, the reinforcing point 4 is in a shape of a circular bar, and the width of the circular bar is smaller than that of the welding surface, so that the contact area between the connecting piece 2 and the rod body 3 is increased, and the fixing firmness is improved.
In this embodiment, the outer surface of the rod body 3 is provided with spiral twisting edges 5, a spiral groove 6 is formed between two adjacent spiral twisting edges 5, the bottom of the spiral groove 6 is provided with a chip groove, the depth of the chip groove gradually becomes smaller along the direction close to the connecting piece 2, and chips generated during reaming or hole repairing can be discharged from the spiral groove 6 and the chip groove.
In this embodiment, the width of the chamfer 7 is increased from top to bottom.
In this embodiment, a plurality of fixing grooves 8 are circumferentially and equidistantly formed on the outer sidewall of the fixing shaft 1, so that the fixing shaft 1 is conveniently mounted at the output end of the driving mechanism
Embodiment two:
as shown in fig. 2 and 3, the reamer for deep hole machining comprises a fixed shaft 1, wherein the fixed shaft 1 is connected with a driving mechanism, a connecting piece 2 is arranged at the top of the fixed shaft 1, and a rod body 3 is fixedly connected to the top of the connecting piece 2;
in this embodiment, the junction of connecting piece 2 and body of rod 3 is formed with the welding face, and the surface of welding face is a plurality of strong points 4 of circumference fixedly connected with, is formed with the welding face at the junction of connecting piece 2 and body of rod 3, is equipped with a plurality of strong points 4 on the welding face, can strengthen the fastness of junction between connecting piece 2 and the body of rod 3 through strong point 4, prevents that reamer front end bearing from being too big, and leads to appearing cracked condition emergence between reamer body of rod 3 and the fixed axle 1, has improved the life of reamer.
In this embodiment, the shape of the connecting member 2 is conical, and the outer diameter of the connecting member 2 gradually decreases in a direction away from the fixed shaft 1.
In this embodiment, the shape of the reinforcing point 4 is a hemisphere, the diameter of which is smaller than the width of the welding surface, and the shape of the reinforcing point 4 is a hemisphere, so that the firmness of the joint between the connecting piece 2 and the rod body 3 can be enhanced, and the service life of the reamer is prolonged.
In this embodiment, the outer surface of the rod body 3 is provided with spiral twisting edges 5, a spiral groove 6 is formed between two adjacent spiral twisting edges 5, the bottom of the spiral groove 6 is provided with a chip groove, the depth of the chip groove gradually becomes smaller along the direction close to the connecting piece 2, and chips generated during reaming or hole repairing can be discharged from the spiral groove 6 and the chip groove.
In this embodiment, the width of the chamfer 7 is increased from top to bottom.
In this embodiment, the outer side wall of the fixed shaft 1 is provided with a plurality of fixing grooves 8 at equal intervals on the circumference, so that the fixed shaft 1 is conveniently mounted at the output end of the driving mechanism.
So far, the present embodiment has been described in detail with reference to the accompanying drawings, and the present utility model should be clearly recognized by those skilled in the art in light of the above description. According to the reamer, the welding surface is formed at the joint of the connecting piece 2 and the rod body 3, the plurality of reinforcing points 4 are arranged on the welding surface, the firmness of the joint between the connecting piece 2 and the rod body 3 can be enhanced through the reinforcing points 4, the occurrence of the condition that the reamer rod body 3 and the fixed shaft 1 are broken due to overlarge force born by the front end of the reamer is prevented, and the service life of the reamer is prolonged.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Reamer for deep hole processing, including fixed axle (1), fixed axle (1) are connected its characterized in that with actuating mechanism: the top of the fixed shaft (1) is provided with a connecting piece (2), and the top of the connecting piece (2) is fixedly connected with a rod body (3);
the connecting piece (2) is formed with the welding face with the junction of body of rod (3), the surface of welding face is circumference fixedly connected with a plurality of reinforcing points (4).
2. The reamer for deep hole machining according to claim 1, wherein: the connecting piece (2) is conical in shape, and the outer diameter of the connecting piece (2) gradually becomes smaller along the direction away from the fixed shaft (1).
3. The reamer for deep hole machining according to claim 1, wherein: the reinforcing points (4) are in a round bar shape, and the width of the round bar shape is smaller than that of the welding surface.
4. The reamer for deep hole machining according to claim 1, wherein: the shape of the reinforcing point (4) is a hemispherical body, and the diameter of the hemispherical body is smaller than the width of the welding surface.
5. The reamer for deep hole machining according to claim 1, wherein: the outer surface of the rod body (3) is provided with spiral twisting edges (5), and a spiral groove (6) is formed between two adjacent spiral twisting edges (5).
6. The reamer for deep hole machining according to claim 5, wherein: the bottom of the spiral groove (6) is provided with a chip groove, and the depth of the chip groove is gradually reduced along the direction close to the connecting piece (2).
7. The reamer for deep hole machining according to claim 1, wherein: the top of the rod body (3) is provided with a chamfer part (7).
8. The reamer for deep hole machining according to claim 7, wherein: the width of the chamfer part (7) increases from top to bottom.
9. The reamer for deep hole machining according to claim 1, wherein: the outer side wall of the fixed shaft (1) is provided with a plurality of fixed grooves (8) at equal intervals along the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322384513.4U CN220698415U (en) | 2023-09-01 | 2023-09-01 | Reamer for deep hole machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322384513.4U CN220698415U (en) | 2023-09-01 | 2023-09-01 | Reamer for deep hole machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220698415U true CN220698415U (en) | 2024-04-02 |
Family
ID=90444483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322384513.4U Active CN220698415U (en) | 2023-09-01 | 2023-09-01 | Reamer for deep hole machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220698415U (en) |
-
2023
- 2023-09-01 CN CN202322384513.4U patent/CN220698415U/en active Active
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