CN217095846U - Reverse side counter bore processing cutter - Google Patents
Reverse side counter bore processing cutter Download PDFInfo
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- CN217095846U CN217095846U CN202220861890.5U CN202220861890U CN217095846U CN 217095846 U CN217095846 U CN 217095846U CN 202220861890 U CN202220861890 U CN 202220861890U CN 217095846 U CN217095846 U CN 217095846U
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- cutter
- reverse side
- pressing plate
- hole
- sleeve
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Abstract
The utility model belongs to the technical field of the axle processingequipment, a reverse side counter bore processing cutter is disclosed, include: the cutter bar is used for connecting a main shaft of a drilling machine; the cutter sleeve is arranged in the part hole, and one end of the cutter rod is in clearance fit with the cutter sleeve; the cutter head is connected to the cutter rod and used for machining the part hole; and the pressing plate is connected to the knife sleeve and extends along the horizontal direction, and the pressing plate is used for clamping the outer edge of the part hole. The drilling machine main shaft can be followed drilling machine main shaft synchronous revolution to the cutter arbor, and then drives the tool bit rotation in order to process the part hole, and the cutter sleeve setting realizes the downthehole limit effect of part to the cutter arbor in the part hole, and the clamp plate can the joint part outward flange in hole, realizes that the part hole outside is spacing, and then improves the processing stability.
Description
Technical Field
The utility model relates to an axle processingequipment technical field especially relates to a reverse side counter bore processing cutter.
Background
When a counter bore on the reverse side of a shell hole is machined, particularly when a large plane is machined, a conventional cutter is poor in stability during machining, and the counter bore is failed to be machined.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reverse side counter bore processing cutter to solve the unsuitable big planar processing's of reverse side counter bore problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a reverse side countersink machining tool, comprising:
the cutter bar is used for connecting a main shaft of a drilling machine;
the cutter sleeve is arranged in the part hole, and one end of the cutter rod is in clearance fit with the cutter sleeve;
the cutter head is connected to the cutter rod and used for machining the part hole; and
the pressing plate is connected on the cutter sleeve and extends along the horizontal direction, and the pressing plate is used for clamping the outer edge of the part hole.
Preferably, the cutter bar is provided with a pin hole and a pin column matched with the pin hole, and the pin column can penetrate through the main shaft of the drilling machine to be connected with the pin hole.
Preferably, the knife pouch includes:
the cutter sleeve surrounding part is provided with a central hole;
and the knife sleeve lip edge is annularly arranged at one end of the knife sleeve surrounding part, and the radial outer side of the knife sleeve lip edge is connected with the pressing plate.
Preferably, the pressing plate includes:
the pressure plate connecting part is connected with the lip edge of the cutter sleeve along the horizontal direction;
the pressing plate flange is connected to one end, far away from the knife sleeve lip edge, of the pressing plate connecting portion in the vertical direction, and a right-angle groove is formed between the pressing plate flange and the pressing plate connecting portion.
Preferably, the cutter head and the cutter bar are connected through a bolt.
Preferably, the cutter bar is provided with a cutter groove, a screw hole is formed in the cutter groove, and the cutter head is connected with the screw hole through a bolt so as to be fixedly connected to the cutter bar.
Preferably, the number of the screw holes is two, and a connecting line between the two screw holes is perpendicular to the axis of the cutter bar.
Preferably, the knife sleeve lip and the pressure plate connecting part are arranged into an integrally formed structure.
Preferably, the lip edge of the knife sleeve is provided with a groove, an elastic part is arranged in the groove, one end of the pressure plate connecting part, which is deviated from the pressure plate flange, extends into the groove and is connected with the elastic part, and the elastic part applies pulling force moving into the groove to the pressure plate connecting part.
Preferably, the elastic member is provided as a spring.
The utility model has the advantages that: the drilling machine main shaft can be followed drilling machine main shaft synchronous revolution to the cutter arbor, and then drives the tool bit rotation in order to process the part hole, and the cutter sleeve setting realizes the downthehole limit effect of part to the cutter arbor in the part hole, and the clamp plate can the joint part outward flange in hole, realizes that the part hole outside is spacing, and then improves the processing stability.
Drawings
Fig. 1 is a schematic structural view of a reverse-side countersink machining tool provided in the first embodiment and the second embodiment;
FIG. 2 is a schematic structural view of a tool holder of the reverse side countersink machining tool shown in FIG. 1;
FIG. 3 is a schematic structural view of a pressure plate of the reverse side countersink machining tool shown in FIG. 1;
fig. 4 is a partial structural schematic view of the reverse-side countersinking tool provided in the second embodiment.
In the figure:
1-a cutter bar; 11-pin holes;
2-a knife sleeve; 21-a knife sleeve surrounding part; 22-a cutter pocket lip; 220-a groove; 221-an elastic member;
3, a cutter head;
4, pressing a plate; 41-platen connection; 42-platen rib.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The first embodiment is as follows:
the embodiment provides a reverse side countersinking tool, which comprises a tool bar 1, a tool sleeve 2, a tool bit 3 and a pressure plate 4, as shown in fig. 1.
The top of cutter arbor 1 is used for connecting the drilling machine main shaft, and in this embodiment, cutter arbor 1 and drilling machine main shaft coaxial coupling are equipped with pinhole 11 and the round pin (not shown) that is used for cooperating pinhole 11 on the cutter arbor 1, and the round pin can be worn to establish the drilling machine main shaft and connect in the pinhole 11 of cutter arbor 1.
The cutter sleeve 2 is used for being arranged in a part hole, one end of the cutter rod 1 is in clearance fit with the cutter sleeve 2, and in the embodiment, the inner diameter of the cutter sleeve 2 is 1mm-2mm larger than the outer diameter of the cutter rod 1.
The tool bit 3 is connected to the bottom of the tool bar 1, and the tool bit 3 is used for machining a part hole.
The pressing plate 4 is connected to the knife sleeve 2 and extends along the horizontal direction, and the pressing plate 4 is used for clamping the outer edge of the part hole.
The drilling machine main shaft (not shown) can be followed along with drilling machine main shaft synchronous revolution to cutter arbor 1, and then drives 3 rotations of tool bit in order to process the part hole, and the downthehole side limiting displacement of part is realized to cutter arbor 1 in the part hole to the setting of broach shell 2, and clamp plate 4 can joint the outward flange in part hole, realizes that the part hole outside is spacing, and then improves the processing stability.
Further, as shown in fig. 2, the knife pouch 2 includes a knife pouch surrounding portion 21 and a knife pouch lip 22, the knife pouch surrounding portion 21 has a central hole, the knife pouch lip 22 is annularly disposed on the top of the knife pouch surrounding portion 21, and a radially outer side of the knife pouch lip 22 is connected to the pressing plate 4.
Further, the pressing plate 4 includes a pressing plate connecting portion 41 and a pressing plate flange 42, the pressing plate connecting portion 41 is connected to the knife pouch lip 22 along the horizontal direction, the pressing plate flange 42 is connected to one end of the pressing plate connecting portion 41 far away from the knife pouch lip 22 along the vertical direction, and a right-angle groove is formed between the pressing plate flange 42 and the pressing plate connecting portion 41. It can be understood that the right-angle groove is used for clamping the outer side of the part hole and limiting.
In this embodiment, the cutter pocket lip 22 and the pressing plate connecting portion 41 are provided as an integrally formed structure. It will be appreciated that the linear distance between the pressure plate rib 42 and the outer wall of the sleeve lip 21 is predetermined to be a distance that will limit the outer edge of the part hole.
Further, the cutter head 3 is bolted to the cutter bar 1.
Specifically, the cutter bar 1 is provided with a cutter groove, a screw hole is arranged in the cutter groove, and the cutter head 3 is connected with the screw hole through a bolt so that the cutter head 3 is fixedly connected to the cutter bar 1.
In this embodiment, there are two screw holes, and the connecting line between the two screw holes is perpendicular to the axis of the cutter bar 1. Thereby allowing the cutter head 3 to be fixed in the left-right direction.
Example two:
the embodiment provides a reverse side countersinking tool, which comprises a tool bar 1, a tool sleeve 2, a tool bit 3 and a pressure plate 4, as shown in fig. 1.
The top of the cutter bar 1 is used for connecting a drilling machine spindle (not shown), in the embodiment, the cutter bar 1 is coaxially connected with the drilling machine spindle, a pin hole 11 and a pin (not shown) matched with the pin hole 11 are arranged on the cutter bar 1, and the pin can penetrate through the drilling machine spindle and is connected in the pin hole 11 of the cutter bar 1.
The cutter sleeve 2 is used for being arranged in a part hole, one end of the cutter rod 1 is in clearance fit with the cutter sleeve 2, and in the embodiment, the inner diameter of the cutter sleeve 2 is 1mm-2mm larger than the outer diameter of the cutter rod 1.
The tool bit 3 is connected to the bottom of the tool bar 1, and the tool bit 3 is used for machining a part hole.
The pressing plate 4 is connected to the knife sleeve 2 and extends along the horizontal direction, and the pressing plate 4 is used for clamping the outer edge of the part hole.
The drilling machine main shaft can be followed along with drilling machine main shaft synchronous revolution to cutter arbor 1 connection, and then drives 3 rotations of tool bit in order to process the part hole, and the inboard limiting displacement in part hole is realized to cutter sleeve 2 setting to cutter arbor 1 in the part hole, and clamp plate 4 can joint the outward flange in part hole, and it is spacing to realize the part hole outside, and then improves the processing stability.
Further, as shown in fig. 2, the knife pouch 2 includes a knife pouch surrounding portion 21 and a knife pouch lip 22, the knife pouch surrounding portion 21 has a central hole, the knife pouch lip 22 is annularly disposed on the top of the knife pouch surrounding portion 21, and a radially outer side of the knife pouch lip 22 is connected to the pressing plate 4.
Further, as shown in fig. 3, the pressing plate 4 includes a pressing plate connecting portion 41 and a pressing plate flange 42, the pressing plate connecting portion 41 is connected to the knife pouch lip 22 along the horizontal direction, the pressing plate flange 42 is connected to one end of the pressing plate connecting portion 41 away from the knife pouch lip 22 along the vertical direction, and a right-angle groove is formed between the pressing plate flange 42 and the pressing plate connecting portion 41. It can be understood that the right-angle groove is used for clamping the outer side of the part hole and limiting.
Referring to fig. 4, the knife holder lip 22 is provided with a groove 220, an elastic member 221 is provided in the groove 220, one end of the pressing plate connecting portion 41 facing away from the pressing plate rib 42 extends into the groove 220 and is connected with the elastic member 221, and the elastic member 221 applies a pulling force to the pressing plate connecting portion 41 to move into the groove 220.
In this embodiment, the elastic member 221 is a spring.
It will be appreciated that the linear distance between the pressure plate rib 42 and the outer wall of the sleeve lip 21 is predetermined to be a distance that will limit the outer edge of the part hole.
Further, the cutter head 3 is bolted to the cutter bar 1.
Specifically, the cutter bar 1 is provided with a cutter groove, a screw hole is arranged in the cutter groove, and the cutter head 3 is connected with the screw hole through a bolt so that the cutter head 3 is fixedly connected to the cutter bar 1.
In this embodiment, there are two screw holes, and the connecting line between the two screw holes is perpendicular to the axis of the cutter bar 1. Thereby allowing the cutter head 3 to be fixed in the left-right direction.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A reverse side counter bore machining tool is characterized by comprising:
the cutter bar (1) is used for connecting a main shaft of a drilling machine;
the cutter sleeve (2) is arranged in a part hole, and one end of the cutter rod (1) is in clearance fit with the cutter sleeve (2);
the cutter head (3) is connected to the cutter bar (1) and is used for machining the part hole; and
and the pressing plate (4) is connected to the knife sleeve (2) and extends along the horizontal direction, and the pressing plate (4) is used for clamping the outer edge of the part hole.
2. The reverse side countersink machining tool according to claim 1, wherein the tool bar (1) is provided with a pin hole (11) and a pin for matching the pin hole (11), and the pin can be inserted into the pin hole (11) through the drilling machine spindle.
3. The reverse side countersinking tool according to claim 1, wherein said tool case (2) comprises:
a cutter sleeve surrounding part (21) provided with a central hole;
and the knife sleeve lip edge (22) is annularly arranged at one end of the knife sleeve surrounding part (21), and the radial outer side of the knife sleeve lip edge (22) is connected with the pressing plate (4).
4. The reverse side countersinking tool according to claim 3, wherein said pressure plate (4) comprises:
a pressure plate connection portion (41) that connects the cutter pocket lip (22) in the horizontal direction;
the pressing plate flange (42) is connected to the pressing plate connecting portion (41) in the vertical direction and is far away from one end of the knife sleeve lip edge (22), and a right-angle groove is formed between the pressing plate flange (42) and the pressing plate connecting portion (41).
5. The reverse side countersinking tool according to claim 1, wherein said cutter head (3) is bolted to said cutter bar (1).
6. The reverse side countersink machining tool according to claim 1, wherein said shank (1) is provided with a recess, said recess is provided with a screw hole, said tool bit (3) is connected to said screw hole by a bolt so that said tool bit (3) is fixedly connected to said shank (1).
7. The reverse side countersink machining tool according to claim 6, wherein there are two screw holes, and a connecting line between the two screw holes is perpendicular to the axis of the tool bar (1).
8. The reverse side countersinking tool according to claim 4, wherein said tool sleeve lip (22) and said platen attachment portion (41) are provided as an integral structure.
9. The reverse side countersink machining tool according to claim 4, wherein said tool holder lip (22) is provided with a groove (220), said groove (220) is provided with a resilient member (221), an end of said pressure plate connecting portion (41) facing away from said pressure plate rib (42) extends into said groove (220) and is connected to said resilient member (221), and said resilient member (221) exerts a pulling force on said pressure plate connecting portion (41) moving into said groove.
10. The reverse side countersinking tool according to claim 9, wherein said resilient member (221) is provided as a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220861890.5U CN217095846U (en) | 2022-04-14 | 2022-04-14 | Reverse side counter bore processing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220861890.5U CN217095846U (en) | 2022-04-14 | 2022-04-14 | Reverse side counter bore processing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217095846U true CN217095846U (en) | 2022-08-02 |
Family
ID=82582248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220861890.5U Active CN217095846U (en) | 2022-04-14 | 2022-04-14 | Reverse side counter bore processing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217095846U (en) |
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2022
- 2022-04-14 CN CN202220861890.5U patent/CN217095846U/en active Active
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