CN212443416U - Hard alloy staggered tooth forming milling cutter for processing aluminum alloy - Google Patents
Hard alloy staggered tooth forming milling cutter for processing aluminum alloy Download PDFInfo
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- CN212443416U CN212443416U CN202022055592.0U CN202022055592U CN212443416U CN 212443416 U CN212443416 U CN 212443416U CN 202022055592 U CN202022055592 U CN 202022055592U CN 212443416 U CN212443416 U CN 212443416U
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Abstract
A hard alloy staggered tooth forming milling cutter for processing aluminum alloy belongs to the technical field of metal cutting processing. The cutter arbor is connected the tool bit, and the tool bit distributes first tooth, third tooth, second tooth and fourth tooth, and the structure of first tooth and third tooth is: the excircle diameter of first dogtooth and second dogtooth is 6.82mm, and the tooth bottom diameter of first dogtooth and second dogtooth is 5.2mm, and first dogtooth and second dogtooth are the rectangle tooth, and the bottom diameter of rectangle tooth is 6.21mm, and the bottom and the crossing connection of 90 angle type tooth of rectangle tooth, the bottom and the crossing connection of tooth bottom diameter of 90 angle type tooth to the left end of shaping cutter is 0 line, and the left end length of second dogtooth is 7.96 mm. The utility model has the advantages that design into the staggered teeth structure with more complicated shaping milling cutter, cut the different part distribution of type on the sword tooth of difference with shaping milling cutter axial, when shaping milling cutter during operation, just can form complete axial and cut the type.
Description
Technical Field
The utility model belongs to the technical field of metal cutting processing, a processing carbide staggered teeth shaping milling cutter for aluminum alloy is related to.
Background
Since many parts are thin-walled parts and are complicated when I T products are processed, efficient forming tools are needed for one-step processing. Because the machining part is smaller, some parts of the part need to keep sharp edges after being machined, and because the size of the molded surface of the molding cutter is very small, the molding cutter which meets the requirements of cutter drawings cannot be manufactured according to the method of manufacturing the molding cutter by the conventional method of manufacturing the molding cutter due to the limitation of the arc of the tool nose of the diamond grinding wheel.
Disclosure of Invention
In order to overcome the defects of the prior art, the cutter is designed into a staggered tooth structure, the section shapes are decomposed on different teeth, and the cutter forms a complete section shape when working. The cutter is convenient to process, and can not be influenced by the arc of the tool nose of the diamond grinding wheel, so that the formed milling cutter meeting the requirements can be manufactured. The utility model provides a processing carbide staggered teeth shaping milling cutter for aluminum alloy.
The utility model provides a processing carbide staggered teeth shaping milling cutter for aluminum alloy, cutter arbor connecting tool bit, the first tooth of tool bit distribution, third tooth, second tooth and fourth tooth, the structure of first tooth and third tooth is: the excircle diameters of the first convex tooth and the second convex tooth are 6.82mm, the tooth bottom diameters of the first convex tooth and the second convex tooth are 5.2mm, the first convex tooth and the second convex tooth are rectangular teeth, the bottom end diameter of each rectangular tooth is 6.21mm, the bottom ends of the rectangular teeth are in crossed connection with 90-degree angle-shaped teeth, the bottom of each 90-degree angle-shaped tooth is in crossed connection with the tooth bottom diameter, the left end of a forming cutter is taken as a 0 line, the left end length of each first convex tooth is 2.67mm, the right end length of each first convex tooth is 3.13mm, the left end length of each second convex tooth is 7.96mm, the right end length of each second convex tooth is 8.42mm, the tooth bottom diameter is 5.2mm, and the rear end with the length of 21mm is in 45-degree crossed connection with a cutter bar; the first tooth and the third tooth have the following structures: the diameter of the third convex tooth is 7.9mm, the diameter of the fourth convex tooth is 6.46mm, the diameter of the fifth convex tooth is 7.8mm, the diameter of the front tooth bottom between the third convex tooth and the fourth convex tooth is 5.2mm, the diameter of the middle tooth bottom between the fifth convex tooth and the fourth convex tooth is 5.2mm, the diameter of the rear tooth bottom of the fifth convex tooth is 5.2mm, the left end of the forming tool is taken as a 0 line, the length of the right end of the third convex tooth is 1mm, the length of the tooth bottom of the third convex tooth is 2.35mm, the length of the left end tooth bottom of the fourth convex tooth is 3.23mm, the excircle tooth width of the fourth convex tooth is 3.61mm, the length of the right end of the fourth convex tooth is 7.35mm, the left end length of the middle tooth bottom is 7.86mm, the length of the right end of the middle tooth bottom is 9.38mm, the left end length of the fifth convex tooth is 10.68mm, the right end of the fifth convex tooth, the length of the right end of the fifth convex tooth, the rear tooth bottom is 11.37mm, the left end of the right end of the middle tooth bottom of the knife bar is 12.90 mm, the right end of the knife bar is connected with the right end of, the right end of the third convex tooth and the included angle between the fifth convex tooth and the axis of the cutter body are 45 degrees.
A manufacturing method of a hard alloy staggered tooth forming milling cutter for processing aluminum alloy comprises the following steps: distributing different axial section parts of the formed milling cutter on different cutter teeth, wherein one part of the axial section of the formed milling cutter is arranged on the first tooth and the third tooth; the other part of the axial section of the forming milling cutter is arranged on the second tooth and the fourth tooth. When the formed milling cutter works, a complete axial section can be formed.
The utility model has the advantages that design into the staggered teeth structure with more complicated shaping milling cutter, cut the different part distribution of type on the sword tooth of difference with shaping milling cutter axial, when shaping milling cutter during operation, just can form complete axial and cut the type.
Drawings
The invention itself, however, as well as many of the attendant advantages thereof, will be best understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein like reference numerals indicate like parts throughout the several views, and wherein:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is an axial structural diagram of the present invention.
Fig. 4 is a schematic view of the axial sectional structure of the first tooth and the third tooth of the present invention.
Fig. 5 is a schematic view of the axial sectional structure of the second tooth and the fourth tooth of the present invention.
Fig. 6 is a schematic diagram of the structure of the tooth-overlapping processing state of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Obviously, many modifications and variations of the present invention based on the spirit of the present invention will be apparent to those skilled in the art.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element, component or section is referred to as being "connected" to another element, component or section, it can be directly connected to the other element or section or intervening elements or sections may also be present. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art.
The following examples are further illustrative in combination to facilitate understanding of the embodiments, and are not to be construed as limiting the invention.
Example 1: as shown in fig. 1, 2, 3, 4, 5 and 6, the carbide staggered teeth forming milling cutter for processing aluminum alloy comprises a cutter bar 5 connected with a cutter head 6, the cutter head 6 is distributed with a first tooth 1, a third tooth 3, a second tooth 2 and a fourth tooth 4, the first tooth 1 and the third tooth 3 have the following structures: the excircle diameters of the first convex tooth 7 and the second convex tooth 8 are 6.82mm, the tooth bottom diameters of the first convex tooth 7 and the second convex tooth 8 are 5.2mm, the first convex tooth 7 and the second convex tooth 8 are rectangular teeth, the bottom diameter of each rectangular tooth is 6.21mm, the bottom end of each rectangular tooth is connected with the 90-degree angle-shaped tooth in an intersecting manner, the bottom of each 90-degree angle-shaped tooth is connected with the tooth bottom diameter in an intersecting manner, the left end of a forming cutter is taken as a 0 line, the left end length of the first convex tooth 7 is 2.67mm, the right end length of the first convex tooth 7 is 3.13mm, the left end length of the second convex tooth 8 is 7.96mm, the right end length of the second convex tooth 8 is 8.42mm, the tooth bottom diameter is 5.2mm, and the rear end with the length of 21mm is connected with the cutter bar in an intersecting manner at an angle of 45 degrees.
The first tooth 2 and the third tooth 4 have the following structures: the diameter of the third convex tooth 12 is 7.9mm, the diameter of the fourth convex tooth 13 is 6.46mm, the diameter of the fifth convex tooth 11 is 7.8mm, the diameter of the front tooth bottom 9 between the third convex tooth 12 and the fourth convex tooth 13 is 5.2mm, the diameter of the middle tooth bottom 10 between the fifth convex tooth 11 and the fourth convex tooth 13 is 5.2mm, the diameter of the rear tooth bottom 14 of the fifth convex tooth 11 is 5.2mm, the left end of the forming tool is taken as a 0 line, the length of the right end of the third convex tooth 12 is 1mm, the length of the tooth bottom of the third convex tooth 12 is 2.35mm, the length of the tooth bottom of the left end of the fourth convex tooth 13 is 3.23mm, the excircle tooth width of the fourth convex tooth 13 is 3.61mm, the length of the right end of the fourth convex tooth 13 is 7.35mm, the length of the left end of the middle tooth bottom 10 is 7.86mm, the length of the right end of the middle tooth bottom 10 is 9.38mm, the left end of the fifth convex tooth 11.68 mm, the left end of the fifth convex tooth bottom is taken as a rear tooth bottom 14 mm, the left end of the right end of the rear tooth bottom is 14 mm, the left end of the rear tooth bottom is taken as a, the right end of the rear tooth bottom 14 is connected with the cutter bar in a 45-degree intersecting manner, the included angle of the fifth convex tooth 11 is 90 degrees, and the right end of the third convex tooth 12 and the included angle of the fifth convex tooth 11 and the axis of the cutter body are 45 degrees.
As shown in fig. 4 and 5, the dimensions are indicated with tolerances.
Example 2: as shown in fig. 1, 2, 3, 4, 5 and 6, a cemented carbide staggered tooth forming milling cutter for machining aluminum alloy is mainly used for machining chamfers and the like of aluminum alloy parts to reduce burrs on the surfaces of the parts.
In order to reduce the manufacturing difficulty of the formed milling cutter, the forming is designed into a staggered tooth structure, and the section is decomposed on different teeth, such as a first tooth 1 and a third tooth 3 of a formed cutter, so as to be designed into a structure shown in fig. 3.
The second tooth 2 and the fourth tooth 4 of the forming tool are designed into the structure shown in fig. 4.
When the cutter works, a complete section is formed. Therefore, the manufacturing difficulty of the forming cutter is reduced, the influence of the circular arc of the tool nose of the diamond grinding wheel is avoided, and the small-sized face forming milling cutter is convenient to manufacture.
The working state of the forming knife is shown in figure 5.
In some complicated thin-wall parts, the parts are generally machined by a forming milling cutter. However, the size of the part to be machined is smaller, so that the cutter manufactured by the conventional method for manufacturing the formed milling cutter cannot manufacture the formed milling cutter meeting the requirement of cutter drawing because of the limitation of the arc of the tip of the diamond grinding wheel.
A manufacturing method of a hard alloy staggered tooth forming milling cutter for processing aluminum alloy comprises the following steps: distributing different axial section parts of the formed milling cutter on different cutter teeth, wherein one part of the axial section of the formed milling cutter is arranged on the first tooth and the third tooth; the other part of the axial section of the forming milling cutter is arranged on the second tooth and the fourth tooth.
When the formed milling cutter works, a complete axial section can be formed.
The cutter is designed into a staggered tooth structure, and the cutting profile is decomposed on different cutter teeth, so that when the formed milling cutter works, a complete cutting profile can be formed, and a product meeting the requirements of a drawing can be processed. The formed milling cutter with the staggered tooth structure is convenient to process and manufacture, and can manufacture the formed milling cutter meeting the requirements of customers.
As described above, although the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that many modifications are possible without substantially departing from the invention and its effects. Therefore, all such modifications are included in the scope of the present invention.
Claims (1)
1. The utility model provides a processing carbide staggered teeth shaping milling cutter for aluminum alloy, its characterized in that cutter arbor connects the tool bit, and the tool bit distributes first tooth, third tooth, second tooth and fourth tooth, and the structure of first tooth and third tooth is: the excircle diameters of the first convex tooth and the second convex tooth are 6.82mm, the tooth bottom diameters of the first convex tooth and the second convex tooth are 5.2mm, the first convex tooth and the second convex tooth are rectangular teeth, the bottom end diameter of each rectangular tooth is 6.21mm, the bottom ends of the rectangular teeth are in crossed connection with 90-degree angle-shaped teeth, the bottom of each 90-degree angle-shaped tooth is in crossed connection with the tooth bottom diameter, the left end of a forming cutter is taken as a 0 line, the left end length of each first convex tooth is 2.67mm, the right end length of each first convex tooth is 3.13mm, the left end length of each second convex tooth is 7.96mm, the right end length of each second convex tooth is 8.42mm, the tooth bottom diameter is 5.2mm, and the rear end with the length of 21mm is in 45-degree crossed connection with a cutter bar; the first tooth and the third tooth have the following structures: the diameter of the third convex tooth is 7.9mm, the diameter of the fourth convex tooth is 6.46mm, the diameter of the fifth convex tooth is 7.8mm, the diameter of the front tooth bottom between the third convex tooth and the fourth convex tooth is 5.2mm, the diameter of the middle tooth bottom between the fifth convex tooth and the fourth convex tooth is 5.2mm, the diameter of the rear tooth bottom of the fifth convex tooth is 5.2mm, the left end of the forming tool is taken as a 0 line, the length of the right end of the third convex tooth is 1mm, the length of the tooth bottom of the third convex tooth is 2.35mm, the length of the left end tooth bottom of the fourth convex tooth is 3.23mm, the excircle tooth width of the fourth convex tooth is 3.61mm, the length of the right end of the fourth convex tooth is 7.35mm, the left end length of the middle tooth bottom is 7.86mm, the length of the right end of the middle tooth bottom is 9.38mm, the left end length of the fifth convex tooth is 10.68mm, the right end of the fifth convex tooth, the length of the right end of the fifth convex tooth, the rear tooth bottom is 11.37mm, the left end of the right end of the middle tooth bottom of the knife bar is 12.90 mm, the right end of the knife bar is connected with the right end of, the right end of the third convex tooth and the included angle between the fifth convex tooth and the axis of the cutter body are 45 degrees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022055592.0U CN212443416U (en) | 2020-09-18 | 2020-09-18 | Hard alloy staggered tooth forming milling cutter for processing aluminum alloy |
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| CN202022055592.0U CN212443416U (en) | 2020-09-18 | 2020-09-18 | Hard alloy staggered tooth forming milling cutter for processing aluminum alloy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059265A (en) * | 2020-09-18 | 2020-12-11 | 深圳市鑫运祥精密刀具有限公司 | Hard alloy staggered tooth forming milling cutter for processing aluminum alloy and manufacturing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059265A (en) * | 2020-09-18 | 2020-12-11 | 深圳市鑫运祥精密刀具有限公司 | Hard alloy staggered tooth forming milling cutter for processing aluminum alloy and manufacturing method |
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