CN210996731U - Milling cutter with semicircular keys - Google Patents
Milling cutter with semicircular keys Download PDFInfo
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- CN210996731U CN210996731U CN201921452944.7U CN201921452944U CN210996731U CN 210996731 U CN210996731 U CN 210996731U CN 201921452944 U CN201921452944 U CN 201921452944U CN 210996731 U CN210996731 U CN 210996731U
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Abstract
The utility model discloses a half-round key milling cutter, including stop gear, supporting mechanism, cover shell and coupling mechanism, coupling mechanism's up end slides to peg graft and has the supporting mechanism that is used for the cutting, just coupling mechanism includes supporting shoe, thread groove and connecting axle, the up end center department fixedly connected with of connecting axle is used for the supporting shoe that supports, and is located the up end center department card of supporting shoe is equipped with the thread groove that is used for threaded connection. The utility model discloses a set up the cover shell, the cover shell carries out activity joint through spacing groove and tool bit looks adaptation and supporting mechanism, can make things convenient for stable the cup jointing of follow-up cover shell at the outer terminal surface of tool bit, protects the tool bit, and the tool bit body also can cut simultaneously, the cover shell can the at utmost guarantee the life of tool bit.
Description
Technical Field
The utility model relates to a milling cutter technical field specifically is half-round key milling cutter.
Background
The milling cutter is a rotary cutter for milling, most milling cutters are provided with one or more cutter teeth, redundant materials of workpieces are cut off by the cutter teeth in sequence and intermittently during working, the existing milling cutter is mainly used for operations of machining planes, steps, grooves, forming surfaces, cutting off the workpieces and the like on the milling machine, the semi-key milling cutter is one of the milling cutters, the existing semi-key milling cutter is more in cutter teeth, the cutter teeth are easy to damage after long-time use, the cost of the milling cutter is high, the economic cost is increased by replacing the whole cutter, and therefore the semi-key milling cutter is urgently needed to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a woodruff key milling cutter to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the half-round key milling cutter comprises a limiting mechanism, a supporting mechanism, a casing and a connecting mechanism,
the upper end surface of the connecting mechanism is inserted with a supporting mechanism for cutting in a sliding manner, the connecting mechanism comprises a supporting block, a thread groove and a connecting shaft, the supporting block for supporting is fixedly connected at the center of the upper end surface of the connecting shaft, the thread groove for threaded connection is clamped at the center of the upper end surface of the supporting block,
eight sets of sleeve shells for cutting are movably clamped on the outer end surface of the supporting mechanism at equal intervals, the sleeve shells comprise a cutter head shell, an inserting groove and a limiting groove, the limiting groove for connection is formed in the inner end surface of the cutter head shell, inserting grooves for clamping are symmetrically formed in the side end of the cutter head shell close to the opening at the bottom end of the cutter head shell,
the upper end surface of the connecting mechanism is fixedly connected with the supporting mechanism and the casing through the limiting mechanism, the supporting mechanism comprises a cutter head, a clamping groove and a fixing groove, the bottom end surface of the cutter head is provided with the clamping groove for limiting, the top of the inner end surface of the clamping groove is provided with the fixing groove for connection, wherein the cutter head which is arranged in an annular shape is fixedly connected with the outer end surface of the cutter head at uniform and equal intervals,
the limiting mechanism is in threaded connection with the connecting mechanism and comprises a connecting plate, a positioning plate, a limiting plate and a connecting bolt, the connecting bolt for connection is fixedly connected to the center of the bottom end face of the connecting plate, the positioning plate is fixedly connected to the position, close to the connecting bolt, of the bottom end face of the connecting plate, the limiting plate for limiting is fixedly connected to the outer ring of the positioning plate, if the casing is damaged after long-time use, the limiting plate needs to be replaced, a user can insert an external tool into a hexagonal groove inside a hexagonal groove at the upper end of the limiting mechanism and then perform reverse screwing, the limiting mechanism is taken down from the upper end of the connecting mechanism, the limitation on the casing is removed, the supporting mechanism can be lifted by the user at the moment, the damaged casing is replaced, and when subsequent assembly is performed after replacement is completed, the casing can be clamped into the bottom end of the tool bit through the limiting, after the clamping is finished, the supporting mechanism is placed on the upper portion of the connecting mechanism, because the upper portion of the connecting mechanism is the same as the lower portion structure of the limiting mechanism, the eight groups of sleeve shells can be preliminarily positioned through the insertion groove, then the limiting mechanism is in threaded connection with the bottom of the threaded groove through the limiting mechanism, and the limiting plate at the bottom of the limiting mechanism is just clamped into the insertion groove to complete the fixation of the sleeve shells.
Preferably, the inserting groove is matched with the limiting plate, the limiting mechanism is matched with the limiting plate through the inserting groove and is fixedly clamped with the casing, and therefore a sufficient limiting foundation can be provided for fixing the subsequent casing.
Preferably, the up end of connecting axle all be provided with the structure that locating plate and limiting plate are the same, just the connecting axle through with stop gear carries out screw-thread fit and extrudees fixed joint with the cover shell, connecting axle upper portion be equipped with stop gear bottom the looks isostructure, can form dual centre gripping with the stop gear cooperation and fix, the stability that furthest's improvement is fixed to the cover shell.
Preferably, the center of the upper end face of the connecting plate is provided with a hexagonal groove for connection, so that a subsequent user can conveniently and rapidly detach and install the limiting mechanism.
Preferably, connecting bolt and fixed slot and thread groove looks adaptation, just stop gear passes through connecting bolt and fixed slot and thread groove looks adaptation fixed connection at connecting mechanism's up end, can make things convenient for follow-up carry out stable connection to supporting mechanism.
Preferably, spacing groove and the fixed activity joint of tool bit, just the cover shell carries out movable joint through spacing groove and tool bit looks adaptation and supporting mechanism, can make things convenient for stable the cup jointing of follow-up cover shell at the outer terminal surface of tool bit, protects the tool bit, and the tool bit body also can cut simultaneously, and the cover shell can the at utmost guarantee the life of tool bit.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model is provided with the limiting mechanism and the supporting mechanism, if the shell is damaged after long-time use and needs to be replaced, a user can insert into the hexagonal groove inside the hexagonal groove at the upper end of the limiting mechanism through an external tool and then reversely twist, the limiting mechanism is taken down from the upper end of the connecting mechanism, the limitation to the shell is removed, at the moment, the user can lift the supporting mechanism to replace the damaged shell, when the subsequent assembly is finished after the replacement is finished, the user can clamp the shell into the bottom end of the tool bit through the limiting groove, the supporting mechanism is placed on the upper part of the connecting mechanism after the clamping is finished, because the upper part of the connecting mechanism is the same as the lower part structure of the limiting mechanism, the eight groups of shell can be preliminarily positioned through the inserting groove and then is connected to the bottom of the thread groove through the thread of the limiting mechanism, at the moment, the limiting plate at the bottom, the fixation of the casing is completed.
2. The utility model discloses a set up the cover shell, the cover shell carries out activity joint through spacing groove and tool bit looks adaptation and supporting mechanism, can make things convenient for stable the cup jointing of follow-up cover shell at the outer terminal surface of tool bit, protects the tool bit, and the tool bit body also can cut simultaneously, the cover shell can the at utmost guarantee the life of tool bit.
Drawings
FIG. 1 is an exploded view of the main body of the present invention;
FIG. 2 is an assembly view of the main body of the present invention;
fig. 3 is a front view of the main body of the present invention;
FIG. 4 is a cross-sectional view taken along the front view A-A of the main body of the present invention;
fig. 5 is a schematic structural view of the supporting mechanism of the present invention;
fig. 6 is a schematic structural view of the supporting mechanism of the present invention;
fig. 7 is a schematic view of the structure of the casing of the present invention;
fig. 8 is a schematic view of the connection mechanism of the present invention.
In the figure: 1-limiting mechanism, 2-supporting mechanism, 3-casing, 4-connecting mechanism, 101-connecting plate, 102-positioning plate, 103-limiting plate, 104-connecting bolt, 201-cutter head, 202-cutter head, 203-clamping groove, 204-fixing groove, 301-cutter head shell, 302-inserting groove, 303-limiting groove, 401-supporting block, 402-thread groove and 403-connecting shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides an embodiment: the half-round key milling cutter comprises a limiting mechanism 1, a supporting mechanism 2, a shell 3 and a connecting mechanism 4,
the upper end face of the connecting mechanism 4 is inserted with the supporting mechanism 2 for cutting in a sliding manner, the connecting mechanism 4 comprises a supporting block 401, a thread groove 402 and a connecting shaft 403, the supporting block 401 for supporting is fixedly connected at the center of the upper end face of the connecting shaft 403, the thread groove 402 for threaded connection is clamped at the center of the upper end face of the supporting block 401,
eight sets of sleeve housings 3 for cutting are movably clamped on the outer end surface of the supporting mechanism 2 at equal intervals, the sleeve housings 3 comprise a tool bit shell 301, an inserting groove 302 and a limiting groove 303, the limiting groove 303 for connection is arranged on the inner end surface of the tool bit shell 301, the inserting grooves 302 for clamping are symmetrically arranged on the side end of the opening close to the bottom end of the tool bit shell 301,
the upper end surface of the connecting mechanism 4 is fixedly connected with the supporting mechanism 2 and the casing 3 through the limiting mechanism 1, the supporting mechanism 2 comprises a cutter head 201, a cutter head 202, a clamping groove 203 and a fixing groove 204, the bottom end surface of the cutter head 201 is provided with the clamping groove 203 for limiting, the top of the inner end surface of the clamping groove 203 is provided with the fixing groove 204 for connection, wherein the cutter head 202 which is arranged in an annular shape is fixedly connected with the outer end surface of the cutter head 201 at uniform and equal intervals,
the limiting mechanism 1 is in threaded connection with the connecting mechanism 4, the limiting mechanism 1 comprises a connecting plate 101, a positioning plate 102, a limiting plate 103 and a connecting bolt 104, the connecting bolt 104 for connection is fixedly connected to the center of the bottom end face of the connecting plate 101, the positioning plate 102 is fixedly connected to the position, close to the connecting bolt 104, of the bottom end face of the connecting plate 101, a limiting plate 103 for limiting is fixedly connected to the outer ring of the positioning plate 102, if the casing 3 is damaged after long-time use and needs to be replaced, a user can insert an external tool into a hexagonal groove in the hexagonal groove at the upper end of the limiting mechanism 1 and then perform reverse screwing, the limiting mechanism 1 is taken down from the upper end of the connecting mechanism 4, the limitation on the casing 3 is removed, at the moment, the user can lift the supporting mechanism 2, replace the damaged casing 3, and when subsequent assembly is completed, the user can be with the bottom that cover shell 3 passes through spacing groove 303 joint cutting-in head 202, the joint finishes the back and places the upper portion of coupling mechanism 4 with supporting mechanism 2, because coupling mechanism 4's upper portion is the same with 1 substructure of limiting mechanism, can carry out preliminary location to eight groups of cover shells 3 through inserting groove 302, pass through 1 threaded connection of limiting mechanism to thread groove 402 bottom afterwards, limiting plate 103 of limiting mechanism 1 bottom this moment just inside the inserting groove 302 is advanced to the joint, the completion is fixed to cover shell 3.
Inserting groove 302 and limiting plate 103 looks adaptation, and stop gear 1 carries out fixed joint through inserting groove 302 and limiting plate 103 looks adaptation and cover 3, can fix for follow-up cover 3 and provide sufficient spacing basis.
The up end of connecting axle 403 all is provided with the structure the same with locating plate 102 and limiting plate 103, and connecting axle 403 extrudes fixed joint through carrying out screw-thread fit with stop gear 1 and casing 3, connecting axle 403 upper portion be equipped with stop gear 1 bottom the same structure, can form dual centre gripping with stop gear 1 cooperation and fix, the stability that furthest's improvement was fixed casing 3.
The center of the upper end face of the connecting plate 101 is provided with a hexagonal groove for connection, so that a subsequent user can conveniently and rapidly detach and install the limiting mechanism 1.
The connecting bolt 104 is matched with the fixing groove 204 and the thread groove 402, and the limiting mechanism 1 is fixedly connected to the upper end face of the connecting mechanism 4 through the matching of the connecting bolt 104 and the fixing groove 204 and the thread groove 402, so that the supporting mechanism 2 can be conveniently and stably connected.
The working principle is as follows: if the shell 3 is damaged and needs to be replaced after being used for a long time, a user can insert the shell into the hexagonal groove inside the hexagonal groove at the upper end of the limiting mechanism 1 through an external tool and then reversely twist, the limiting mechanism 1 is taken down from the upper end of the connecting mechanism 4, the limitation on the shell 3 is removed, the user can lift the supporting mechanism 2 at the moment and replace the damaged shell 3, when the subsequent assembly is carried out after the replacement is finished, the user can clamp the shell 3 into the bottom end of the cutter head 202 through the limiting groove 303, the supporting mechanism 2 is placed on the upper part of the connecting mechanism 4 after the clamping is finished, as the upper part of the connecting mechanism 4 is the same as the lower part of the limiting mechanism 1 in structure, the eight groups of shell 3 can be preliminarily positioned through the inserting groove 302 and then are connected to the bottom of the thread groove 402 through the limiting mechanism 1, and the limiting plate 103 at the bottom of the limiting, the fixation of jacket 3 is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Semicircle key milling cutter, its characterized in that: comprises a limiting mechanism (1), a supporting mechanism (2), a shell (3) and a connecting mechanism (4),
the upper end face of the connecting mechanism (4) is slidably inserted with a supporting mechanism (2) for cutting, the connecting mechanism (4) comprises a supporting block (401), a thread groove (402) and a connecting shaft (403), the center of the upper end face of the connecting shaft (403) is fixedly connected with the supporting block (401) for supporting, the thread groove (402) for threaded connection is clamped at the center of the upper end face of the supporting block (401),
eight groups of sleeve shells (3) for cutting are movably clamped on the outer end face of the supporting mechanism (2) uniformly and equidistantly, the sleeve shells (3) comprise a tool bit shell (301), an insertion groove (302) and a limiting groove (303), the limiting groove (303) for connection is formed in the inner end face of the tool bit shell (301), the insertion groove (302) for clamping is symmetrically formed in the side end of the opening at the bottom end close to the tool bit shell (301),
the up end of coupling mechanism (4) passes through stop gear (1) carries out fixed connection with supporting mechanism (2) and cover shell (3), just supporting mechanism (2) are including blade disc (201), tool bit (202), joint groove (203) and fixed slot (204), the bottom face of blade disc (201) is offered and is used for spacing joint groove (203), and is located fixed slot (204) that are used for connecting are offered at the interior terminal surface top of joint groove (203), wherein, are located the even equidistance fixedly connected with of outer terminal surface of blade disc (201) is tool bit (202) that the annular set up
Stop gear (1) with coupling mechanism (4) carry out threaded connection, just stop gear (1) includes connecting plate (101), locating plate (102), limiting plate (103) and connecting bolt (104), bottom end face center fixedly connected with of connecting plate (101) is used for connecting bolt (104), and is located the bottom face of connecting plate (101) is close to the fixedly connected with locating plate (102) of department of connecting bolt (104), wherein, is located the outer loop fixedly connected with of locating plate (102) is used for spacing limiting plate (103).
2. The key cutter according to claim 1, wherein: inserting groove (302) and limiting plate (103) looks adaptation, just stop gear (1) carry out fixed joint through inserting groove (302) and limiting plate (103) looks adaptation and cover shell (3).
3. The key cutter according to claim 1, wherein: the upper end face of connecting axle (403) all be provided with locating plate (102) and limiting plate (103) the same structure, just connecting axle (403) through with stop gear (1) carry out screw-thread fit and extrude fixed joint with cover shell (3).
4. The key cutter according to claim 1, wherein: a hexagonal groove used for connection is formed in the center of the upper end face of the connecting plate (101).
5. The key cutter according to claim 1, wherein: the connecting bolt (104) is matched with the fixing groove (204) and the thread groove (402), and the limiting mechanism (1) is matched and fixedly connected with the upper end face of the connecting mechanism (4) through the connecting bolt (104), the fixing groove (204) and the thread groove (402).
6. The key cutter according to claim 1, wherein: spacing groove (303) and tool bit (202) fixed movable joint, just cover shell (3) carry out movable joint through spacing groove (303) and tool bit (202) looks adaptation and supporting mechanism (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452944.7U CN210996731U (en) | 2019-09-03 | 2019-09-03 | Milling cutter with semicircular keys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452944.7U CN210996731U (en) | 2019-09-03 | 2019-09-03 | Milling cutter with semicircular keys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210996731U true CN210996731U (en) | 2020-07-14 |
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ID=71503347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921452944.7U Active CN210996731U (en) | 2019-09-03 | 2019-09-03 | Milling cutter with semicircular keys |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210996731U (en) |
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2019
- 2019-09-03 CN CN201921452944.7U patent/CN210996731U/en active Active
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