CN219924663U - Brake bracket deep hole and chamfer efficient machining cutter - Google Patents
Brake bracket deep hole and chamfer efficient machining cutter Download PDFInfo
- Publication number
- CN219924663U CN219924663U CN202321694738.3U CN202321694738U CN219924663U CN 219924663 U CN219924663 U CN 219924663U CN 202321694738 U CN202321694738 U CN 202321694738U CN 219924663 U CN219924663 U CN 219924663U
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- CN
- China
- Prior art keywords
- cutter body
- cutter
- deep hole
- chamfer
- brake bracket
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- 238000003754 machining Methods 0.000 title claims abstract description 22
- 239000003921 oil Substances 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 14
- 238000005553 drilling Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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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- Drilling Tools (AREA)
Abstract
The utility model discloses a brake bracket deep hole and chamfer efficient machining cutter, which comprises a cutter body used for the brake bracket deep hole and chamfer, wherein the bottom of the surface of the cutter body is provided with a hydraulic cutter handle used for clamping the cutter body; the cutter body comprises a cutter bar and a mounting bar, and the mounting bar is positioned in an inner cavity; the cutter bar comprises a first cutter body, a second cutter body and a third cutter body which are integrally formed in sequence from top to bottom, the central axes of the first cutter body, the second cutter body, the third cutter body and the mounting rod are on the same straight line, and the bottom end of the second cutter body and the top end of the mounting rod are integrally formed; the cutter bar is formed by the first cutter body, the second cutter body and the third cutter body, so that the operation of processing various apertures and chamfers at one time is realized, the processing time is effectively shortened, the processing efficiency of deep holes and chamfers of the brake bracket is improved, and the processing precision of the brake bracket is further ensured rapidly and effectively; the cutter body is locked through the hydraulic cutter handle, so that the assembly precision and the machining size are guaranteed.
Description
Technical Field
The utility model relates to the technical field of brake bracket machining, in particular to a high-efficiency machining tool for deep holes and chamfers of a brake bracket.
Background
Along with the upgrading of automobile parts, the requirements on machining quality and precision are continuously improved, the required aperture size and specification on the parts are inconsistent, and especially the mounting hole of the brake bracket is used for matching a plurality of cutters to machine when the cutters are used, so that the required size of the parts can be machined, the machining beat is increased, and meanwhile, the production cost is increased.
Therefore, the deep hole and chamfer efficient machining tool for the brake bracket is provided.
Disclosure of Invention
The utility model aims to provide a brake bracket deep hole and chamfer efficient machining tool which is used for solving the problems set forth in the background technology.
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
a brake bracket deep hole and chamfer efficient machining cutter comprises:
the hydraulic tool handle is arranged at the bottom of the surface of the tool main body and used for clamping the tool main body;
the cutter body comprises a cutter bar and a mounting rod, and the mounting rod is positioned in the inner cavity of the hydraulic cutter handle;
the cutter bar comprises a first cutter body, a second cutter body and a third cutter body which are sequentially integrated into one piece from top to bottom, the central axes of the first cutter body, the second cutter body, the third cutter body and the mounting rod are in the same straight line, the bottom end of the second cutter body and the top end of the mounting rod are integrated into one piece, the top end of the first cutter body is integrated into one piece, a tip for drilling is arranged on the tip, and a cutting edge for deep hole deburring and chamfering is arranged on the tip.
As a preferable technical scheme, the diameters of the first cutter body, the second cutter body and the third cutter body are sequentially increased.
As an optimized technical scheme, a first transition section is arranged between the first cutter body and the second cutter body.
As an optimal technical scheme, a round angle is arranged between the first transition section and the second cutter body.
As an optimized technical scheme, a second transition section is arranged between the second cutter body and the third cutter body.
As the preferable technical scheme, the surfaces of the first cutter body, the second cutter body and the third cutter body are provided with a cutting groove, the three cutting grooves are communicated, and the cutting grooves are spirally arranged with the central axis of the first cutter body.
As the preferable technical scheme, the hydraulic knife handle comprises a knife handle body sleeved on the surface of the mounting rod, an expansion sleeve in contact with the surface of the mounting rod is arranged in an inner cavity of the knife handle body, an oil cavity is arranged in the knife handle body, a piston pin is arranged in an inner cavity of an oil inlet end of the oil cavity, and a pressurizing bolt for adjusting sliding of the piston pin is connected with an inner thread of the oil inlet end of the oil cavity.
The utility model has at least the following beneficial effects:
the utility model has the beneficial effects that the cutter bar is formed by the first cutter body, the second cutter body and the third cutter body, so that the operation of processing various apertures and chamfers at one time is realized, the processing time is effectively shortened, the processing efficiency of deep holes and chamfers of the brake bracket is improved, and the processing precision of the brake bracket is further rapidly and effectively ensured; the cutter body is locked through the hydraulic cutter handle, so that the assembly precision and the machining size are guaranteed.
Drawings
FIG. 1 is a schematic perspective view of a deep hole and chamfer efficient machining tool for a brake bracket;
FIG. 2 is a schematic cross-sectional view of a deep hole and chamfer efficient machining tool for a brake bracket according to the present utility model;
fig. 3 is a schematic front view of the structure of a tool body in the brake bracket deep hole and chamfer efficient machining tool.
In the figure: 1. a cutter body; 11. a cutter bar; 111. a first cutter body; 112. a second cutter body; 113. a third cutter body; 114. a tip; 115. a cutting edge; 116. a first transition section; 117. a second transition section; 118. cutting a groove; 12. a mounting rod; 2. a hydraulic knife handle; 21. a shank body; 22. an expansion sleeve; 23. an oil chamber; 24. a piston pin; 25. and (5) pressing the bolts.
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.
Referring to fig. 1-3, an embodiment of the present utility model provides a deep hole and chamfer efficient machining tool for a brake bracket, comprising: the hydraulic tool handle 2 is arranged at the bottom of the surface of the tool body 1, and is used for clamping the tool body 1; the cutter body 1 comprises a cutter bar 11 and a mounting bar 12, and the mounting bar 12 is positioned in the inner cavity of the hydraulic cutter handle 2; the cutter arbor 11 includes from last first cutter body 111, second cutter body 112 and the third cutter body 113 of lower integrated into one piece in proper order, and first cutter body 111, second cutter body 112, third cutter body 113 and the axis of installation pole 12 are on same straight line, and the bottom of second cutter body 112 and the top integrated into one piece of installation pole 12, the top integrated into one piece of first cutter body 111 has the pointed end 114 that is used for drilling, is equipped with the cutting edge 115 that is used for deep hole burring and chamfer on the pointed end 114, and the number of degrees of pointed end 114 is 120.
The diameters of the first cutter body 111, the second cutter body 112 and the third cutter body 113 are sequentially increased, so as to meet the processing requirements of different apertures.
A first transition section 116 is arranged between the first cutter body 111 and the second cutter body 112, and an included angle between the side surface of the first transition section 116 and the central axis of the first cutter body 111 is 30 degrees.
Wherein, be equipped with the fillet between first changeover portion 116 and the second cutter body 112, the radius of fillet is 0.8mm, utilizes the fillet to prevent stress concentration.
The second transition section 117 is disposed between the second cutter body 112 and the third cutter body 113, an included angle between a side surface of the second transition section 117 and a central axis of the first cutter body 111 is 45 degrees, and chamfering is performed on the tail end of the first transition section 116 and the tail end of the second transition section 117 during deep hole processing, so that processing efficiency is improved.
Wherein, a cutting groove 118 is all seted up on the surface of first cutter body 111, second cutter body 112 and third cutter body 113, and three cutting groove 118 are linked together, and cutting groove 118 is the spiral setting with the axis of first cutter body 111, can be with processing metal chip discharge hole outward through cutting groove 118, avoid the metal chip winding to be difficult for discharging and cause the phenomenon of fish tail to the hole internal wall on cutter main part 1.
The hydraulic tool handle 2 comprises a tool handle body 21 sleeved on the surface of the mounting rod 12, an inner cavity of the tool handle body 21 is provided with an expansion sleeve 22 in contact with the surface of the mounting rod 12, an oil cavity 23 is formed in the tool handle body 21, a piston pin 24 is arranged in an inner cavity of an oil inlet end of the oil cavity 23, a pressurizing bolt 25 used for adjusting sliding of the piston pin 24 is connected with an inner thread of the oil inlet end of the oil cavity 23, the tool body 1 is inserted into the inner cavity of the tool handle body 21, the pressurizing bolt 25 is rotated, the piston pin 24 can be driven to squeeze hydraulic oil in the inner cavity of the oil cavity 23, and then internal pressure is formed in the expansion sleeve 22, so that the expansion sleeve 22 is deformed and then the mounting rod 12 is clamped.
The working principle of the utility model is as follows: the cutter bar 11 is formed by the first cutter body 111, the second cutter body 112 and the third cutter body 113, so that the operation of processing various apertures and chamfers at one time is realized, the processing time is effectively shortened, the processing efficiency of deep holes and chamfers of the brake bracket is improved, and the processing precision of the brake bracket is further rapidly and effectively ensured; through inserting the cutter body 1 into the inner cavity of the cutter handle body 21, the pressurizing bolt 25 is rotated, so that the piston pin 24 can be driven to squeeze hydraulic oil in the inner cavity of the oil cavity 23, and further, internal pressure is formed on the expansion sleeve 22, and the expansion sleeve 22 is deformed to clamp the mounting rod 12.
None of the utility models are related to the same or are capable of being practiced in the prior art. 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 (7)
1. Brake support deep hole and chamfer high-efficient processing cutter, its characterized in that includes:
the tool body (1) is used for braking the deep hole and chamfering of the bracket, and the bottom of the surface of the tool body is provided with a hydraulic tool handle (2) used for clamping the tool body (1);
the cutter body (1) comprises a cutter bar (11) and a mounting rod (12), and the mounting rod (12) is positioned in the inner cavity of the hydraulic cutter handle (2);
the cutter bar (11) comprises a first cutter body (111), a second cutter body (112) and a third cutter body (113) which are sequentially formed in an integrated manner from top to bottom, the central axes of the first cutter body (111), the second cutter body (112), the third cutter body (113) and the mounting rod (12) are in the same straight line, the bottom end of the second cutter body (112) and the top end of the mounting rod (12) are formed in an integrated manner, the top end of the first cutter body (111) is provided with a tip (114) for drilling, and the tip (114) is provided with a cutting edge (115) for deep hole deburring and chamfering.
2. The brake bracket deep hole and chamfer efficient machining tool according to claim 1, wherein: the diameters of the first cutter body (111), the second cutter body (112) and the third cutter body (113) are sequentially increased.
3. The brake bracket deep hole and chamfer efficient machining tool according to claim 2, wherein: a first transition section (116) is arranged between the first cutter body (111) and the second cutter body (112).
4. The brake bracket deep hole and chamfer efficient machining tool according to claim 3, wherein: a round angle is arranged between the first transition section (116) and the second cutter body (112).
5. The brake bracket deep hole and chamfer efficient machining tool according to claim 4, wherein: a second transition section (117) is arranged between the second cutter body (112) and the third cutter body (113).
6. The brake bracket deep hole and chamfer efficient machining tool according to claim 5, wherein: the surface of the first cutter body (111), the surface of the second cutter body (112) and the surface of the third cutter body (113) are respectively provided with a cutting groove (118), the three cutting grooves (118) are communicated, and the cutting grooves (118) are spirally arranged by the central axis of the first cutter body (111).
7. The brake bracket deep hole and chamfer efficient machining tool according to claim 6, wherein: the hydraulic tool handle (2) comprises a tool handle body (21) sleeved on the surface of the mounting rod (12), an expansion sleeve (22) in contact with the surface of the mounting rod (12) is arranged in an inner cavity of the tool handle body (21), an oil cavity (23) for containing hydraulic oil is formed in the tool handle body (21), a piston pin (24) is arranged in an inner cavity of an oil inlet end of the oil cavity (23), and a pressurizing bolt (25) for adjusting the sliding of the piston pin (24) is connected with an inner thread of the oil inlet end of the oil cavity (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321694738.3U CN219924663U (en) | 2023-06-28 | 2023-06-28 | Brake bracket deep hole and chamfer efficient machining cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321694738.3U CN219924663U (en) | 2023-06-28 | 2023-06-28 | Brake bracket deep hole and chamfer efficient machining cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219924663U true CN219924663U (en) | 2023-10-31 |
Family
ID=88485932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321694738.3U Active CN219924663U (en) | 2023-06-28 | 2023-06-28 | Brake bracket deep hole and chamfer efficient machining cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219924663U (en) |
-
2023
- 2023-06-28 CN CN202321694738.3U patent/CN219924663U/en active Active
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| GR01 | Patent grant |