CN213794301U - Simple boring head expanding device - Google Patents
Simple boring head expanding device Download PDFInfo
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- CN213794301U CN213794301U CN202021960362.2U CN202021960362U CN213794301U CN 213794301 U CN213794301 U CN 213794301U CN 202021960362 U CN202021960362 U CN 202021960362U CN 213794301 U CN213794301 U CN 213794301U
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- boring head
- boring
- cutter
- expanding device
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Abstract
The utility model provides a simple boring head expanding device, which comprises a boring head body, an expanding device body and a boring cutter, wherein one end of the boring head body is provided with a boring head clamping hole, the other end of the boring head body is provided with a cutter clamping hole, the boring head body is inserted into the boring head clamping hole, and the boring head body is connected with the expanding device body; the boring cutter is inserted into the cutter clamping hole, so that the boring cutter is connected with the expansion device body. The utility model discloses an increase auxiliary device to the boring head, during cutting process is carried out to the internal hole in processing center or boring lathe work, realize that the boring head exceeds scope processing.
Description
Technical Field
The utility model belongs to the machining field especially relates to simple and easy boring head extension device.
Background
In common machining, each boring head has a machining range, and except for a precision boring head, the boring heads with general precision requirements are all in a single body type, and a balance block does not need to be configured in a dynamic balance mode. In actual machining operation, the size of a machined hole is required to exceed the machining range of the existing boring head. Under the condition that a plurality of workers want to increase the size of the cutter head part of the cutter on the cutter, but under the limitation of the size of a clamping handle of the boring head, the machining strength is lower, the rigidity of the cutter bar is insufficient, vibration is easy to generate in the machining process, the machining quality of an inner hole is not easy to guarantee, and the cutting efficiency is lower. If a boring head with a wider range is configured, the purchase cost of the cutter is greatly increased. The utility model discloses boring head extension device's design is simple, the preparation is convenient, and can improve machining efficiency effectively, guarantees processingquality, reduces the cutter cost.
Disclosure of Invention
In view of this, the utility model aims at providing simple and easy boring head extension device, through increasing auxiliary device to the boring head, in carrying out cutting process to the internal hole in processing center or boring machine work, realize that the boring head exceeds scope and processes.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the simple boring head expanding device comprises a boring head body, an expanding device body and a boring cutter, wherein one end of the expanding device body is provided with a boring head clamping hole, the other end of the expanding device body is provided with a cutter clamping hole, and the boring head body is inserted into the boring head clamping hole to realize the fixed connection of the boring head body and the expanding device body; the boring cutter is inserted into the cutter clamping hole, and the boring cutter is fixedly connected with the expansion device body.
The cross section of the expanding device body is of an oblong structure, a boring head clamping groove is formed in the side wall of one end, close to the boring head clamping hole, of the expanding device body, and the boring head clamping groove and the boring head clamping hole form a boring head clamping area.
The boring head body is a single-column coordinate boring machine of HAUSER company, and the model of the machine tool is OP 3.
The boring head clamping groove comprises a rectangular groove and an arc-shaped groove, the arc-shaped groove is arranged in the center of the bottom of the rectangular groove, the ratio of the diameter of the arc-shaped groove to the width of the rectangular groove is 4:5, the ratio of the height of the rectangular groove to the width of the rectangular groove is also 4:5, and two ends of the arc-shaped groove and two ends of the rectangular groove respectively form a step structure matched with a dovetail groove of the boring head body.
The number of the cutter clamping holes is two, the centers of the two cutter clamping holes and the center of the boring head clamping hole are on the same straight line, and the diameter of each cutter clamping hole is 8-10 mm.
Two boring head fixing screw holes and four cutter fixing screw holes are formed in one side of the expanding device body, and the two boring head fixing screw holes are vertically and linearly distributed and are communicated with the boring head clamping holes; the four cutter fixing screw holes are distributed in a rectangular shape, and the four cutter fixing screw holes are communicated with the two cutter clamping holes in pairs respectively.
The expansion device body is made of titanium alloy.
Compared with the prior art, simple boring head expanding device has the following advantages:
(1) simple and easy boring head extension device, simple structure, the preparation is convenient, it is convenient that the clamping is dismantled to the cost is lower.
(2) Simple and easy boring head extension device, the different clamping modes that change that can process the content increase application range.
(3) Simple and easy boring head extension device, can realize the processing to internal hole and to the excircle respectively through the change over tool form.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic view of a simple boring head expanding device according to an embodiment of the present invention;
fig. 2 is a schematic view of an expanding device body according to an embodiment of the present invention;
fig. 3 is a schematic view of a boring head according to an embodiment of the present invention.
Description of reference numerals:
1. a boring head body; 2. an expansion device body; 21. boring a head clamping hole; 22. a tool clamping hole; 23. a boring head clamping groove; 231. a rectangular groove; 232. an arc-shaped slot; 24. fixing a screw hole by a boring head; 25. a cutter fixing screw hole; 3. and (5) boring cutters.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The simple boring head expanding device is shown in fig. 1 to 3 and comprises a boring head body 1, an expanding device body 2 and a boring cutter, wherein the boring head body 1 is provided with a boring head clamping hole 21 at one end of the expanding device body 2 and a cutter clamping hole 22 at the other end, and the boring head body 1 is inserted into the boring head clamping hole 21 to realize the connection of the boring head body 1 and the expanding device body 2; the boring cutter is inserted into the cutter clamping hole 22, so that the boring cutter is connected with the expansion device body 2.
The cross section of the expanding device body 2 is of an oblong structure, a boring head clamping groove 23 is formed in the side wall of one end, close to the boring head clamping hole 21, of the expanding device body 2, and the boring head clamping groove 23 and the boring head clamping hole 21 form a boring head clamping area.
The boring head body 1 is a precise boring head equipped for a single-column coordinate boring machine (model number of the machine tool is OP3) of HAUSER company, the boring head body 1 is a device which can be directly purchased in the market, and the boring head body 1 can be replaced according to the machining condition.
The boring head clamping groove 23 comprises a rectangular groove 231 and an arc-shaped groove 232, the arc-shaped groove 232 is arranged in the center of the bottom of the rectangular groove 231, the ratio of the diameter of the arc-shaped groove 232 to the width of the rectangular groove 231 is 4:5, the ratio of the height of the rectangular groove 231 to the width of the rectangular groove is 4:5, two ends of the arc-shaped groove 232 and two ends of the rectangular groove 231 respectively form a step structure matched with a dovetail groove of the boring head body 1, the boring head clamping groove 23 is designed to be matched with the contour of the boring head body 1, stable connection between the boring head body 1 and the expansion device body 2 is facilitated, and meanwhile the boring head clamping groove 23 is also convenient for adjusting a fine adjustment device of the boring head body 1.
The number of the tool holding holes 22 is two, and the centers of the two tool holding holes 22 and the center of the boring head holding hole 21 are on the same straight line, the diameter of the tool holding hole 22 is 8mm to 10mm, and the cutting size of the tool can be changed by installing the tool into different tool holding holes 22.
Two boring head fixing screw holes 24 and four cutter fixing screw holes 25 are formed in one side of the expanding device body 2, the two boring head fixing screw holes 24 are vertically and linearly distributed and are communicated with the boring head clamping holes 21; the four tool fixing screw holes 25 are distributed in a rectangular shape, and the four tool fixing screw holes 25 are respectively communicated with the two tool clamping holes 22 in pairs. The countersunk head screw is respectively in threaded connection with the boring head fixing screw hole 24 and the cutter fixing screw hole 25, so that the boring head body 1, the boring cutter and the expansion device body 2 can be fixedly connected.
The expanding device body 2 is made of titanium alloy, the hardness of the titanium alloy is high, the roundness can be prevented from being influenced, the quality of the titanium alloy is light, and the titanium alloy is convenient to mount and dismount.
A simple boring head expanding device adopts the working principle that a finished boring head expanding device is directly assembled on an existing boring head body 1 through a boring head clamping hole 21, the boring head expanding device is fastened on the boring head body 1 through a countersunk head screw, a cutter is selected to be inserted into a cutter clamping hole 22 of an expanding device body 2 and fastened according to the inner diameter of a bore hole to be machined, the boring head is finely adjusted through a fine adjustment mechanism of the boring head, the extending length of a boring cutter is adjusted, then the boring cutter is fixed on the expanding device body 2 through the countersunk head screw, and finally the machining of the inner hole beyond the range is achieved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Simple and easy boring head extension fixture, its characterized in that: the boring head comprises a boring head body, an expansion device body and a boring cutter, wherein one end of the expansion device body is provided with a boring head clamping hole, the other end of the expansion device body is provided with a cutter clamping hole, and the boring head body is inserted into the boring head clamping hole to realize the connection of the boring head body and the expansion device body; the boring cutter is inserted into the cutter clamping hole, so that the boring cutter is connected with the expansion device body.
2. The simple boring head expanding device as set forth in claim 1, wherein: the cross section of the expanding device body is of an oblong structure, a boring head clamping groove is formed in the side wall of one end, close to the boring head clamping hole, of the expanding device body, and the boring head clamping groove and the boring head clamping hole form a boring head clamping area.
3. The simple boring head expanding device as set forth in claim 1, wherein: the boring head body is a single-column coordinate boring machine of HAUSER company, and the model of the machine tool is OP 3.
4. The simple boring head expanding device as set forth in claim 2, wherein: the boring head clamping groove comprises a rectangular groove and an arc-shaped groove, the arc-shaped groove is arranged in the center of the bottom of the rectangular groove, the ratio of the diameter of the arc-shaped groove to the width of the rectangular groove is 4:5, the ratio of the height of the rectangular groove to the width of the rectangular groove is also 4:5, and two ends of the arc-shaped groove and two ends of the rectangular groove respectively form a step structure matched with a dovetail groove of the boring head body.
5. The simple boring head expanding device as set forth in claim 1, wherein: the number of the cutter clamping holes is two, the centers of the two cutter clamping holes and the center of the boring head clamping hole are on the same straight line, and the diameter of each cutter clamping hole is 8-10 mm.
6. The simple boring head expanding device as set forth in claim 1, wherein: two boring head fixing screw holes and four cutter fixing screw holes are formed in one side of the expanding device body, and the two boring head fixing screw holes are vertically and linearly distributed and are communicated with the boring head clamping holes; the four cutter fixing screw holes are distributed in a rectangular shape, and the four cutter fixing screw holes are communicated with the two cutter clamping holes in pairs respectively.
7. The simple boring head expanding device as set forth in claim 1, wherein: the expansion device body is made of titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021960362.2U CN213794301U (en) | 2020-09-09 | 2020-09-09 | Simple boring head expanding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021960362.2U CN213794301U (en) | 2020-09-09 | 2020-09-09 | Simple boring head expanding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213794301U true CN213794301U (en) | 2021-07-27 |
Family
ID=76952893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021960362.2U Active CN213794301U (en) | 2020-09-09 | 2020-09-09 | Simple boring head expanding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213794301U (en) |
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2020
- 2020-09-09 CN CN202021960362.2U patent/CN213794301U/en active Active
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