CN204545549U - The fixed structure of whirling mill cutterhead and cutter - Google Patents
The fixed structure of whirling mill cutterhead and cutter Download PDFInfo
- Publication number
- CN204545549U CN204545549U CN201520182457.9U CN201520182457U CN204545549U CN 204545549 U CN204545549 U CN 204545549U CN 201520182457 U CN201520182457 U CN 201520182457U CN 204545549 U CN204545549 U CN 204545549U
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- cutter
- groove
- cutterhead
- clamp
- chute
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Abstract
The utility model discloses the fixed structure of a kind of whirling mill cutterhead and cutter, its drip irrigation device comprises cutterhead, cutter, described cutterhead is circumferentially evenly provided with some cutter grooves, cutter is fixed in cutter groove by hold-down bolt, the sidewall of described cutter groove is provided with chute, clamp is slidably connected in chute, the side of described cutter groove is other is provided with groove, described groove is positioned at the opposite side of clamp phase tool setting groove, the sidewall of described groove is provided with and is linked with screwed hole with chute, described screwed hole is connected with fastening bolt, the end of described fastening bolt and clamp are formed conflicts.The utility model is to carry out more effective fixing to cutter.
Description
Technical field
The utility model relates to a kind of whirling mill device, and more particularly it relates to a kind of cutterhead of whirling mill and the fixed structure of cutter.
Background technology
Whirling mill is the topping machanism of the High-speed machining screw thread supporting with machine tool, worm screw, sphere, it is the carbide alloy shaping blades with being contained on High Rotation Speed cutterhead, mills out screw thread, worm screw, sphere from workpiece.Because fast (speed the reaches 400m/min) working (machining) efficiency of its Milling Speed is high, in process, cut-the whirling mill of gaining the name as whirlwind that splashes.Whirling mill can realize dry cutting, heavy duty is cut, the superhigh-speed cutting of difficult-to-machine material, and consumption of power is little, and surface roughness can reach Ra0.8um.Machine spindle speed is slow, so machine tool motion precision is high, dynamic stability good, is the cutting working method of a kind of advanced person.
The existing Chinese patent document being 201320050511.5 as application number discloses a kind of whirling mill cutterhead, comprise four of the interior installation of groove in cutterhead and this cutterhead card cutter, it is characterized in that, described four two adhering to two different vertical planes separately to relative cutter in cutter, and the spacing of described vertical plane corresponds to double-end lead-screw pitch.All similar shown in existing whirling mill cutterhead and above-mentioned file, comprise the cutterhead of annular, cutterhead is circumferentially with several cutter grooves, and cutter to be fixed in cutter groove and to be fixed stage property by hold-down bolt.In milling process, machining blanks High Rotation Speed, conflicts with cutter, and utilizes cutter to carry out machining to blank.Said process blank can form very big circumference direction revolving force to cutter, and working angles has certain vibration unavoidably, hold-down bolt is easily caused to loosen, and be difficult in process to accomplish cutter handle of a knife can completely and cutter groove coincide and there is no gap, therefore just easily cutter is caused to offset in cutter groove when hold-down bolt loosens, although the above-mentioned degree loosened and offset is all very small, for this processing very high to required precision of whirling mill, less problem also can not be ignored.The generation of the problems referred to above is mainly still that the constant intensity of existing cutterhead and cutter is not high enough and produces, therefore also lack in prior art a kind of can by the fixed structure be fixed on cutterhead more fastening for cutter, especially the side of fixed cutting tool in cutter groove, occurs with the situation preventing cutter from cutterhead place plane, skew occurring.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the fixed structure providing a kind of whirling mill cutterhead and cutter, can carry out more effective fixing, prevent cutter from offseting in cutter groove to cutter.
For achieving the above object, the utility model provides following technical scheme: the fixed structure of a kind of whirling mill cutterhead and cutter, comprise cutterhead, cutter, described cutterhead is circumferentially evenly provided with some cutter grooves, cutter is fixed in cutter groove by hold-down bolt, the sidewall of described cutter groove is provided with chute, clamp is slidably connected in chute, the side of described cutter groove is other is provided with groove, described groove is positioned at the opposite side of clamp phase tool setting groove, the sidewall of described groove is provided with and is linked with screwed hole with chute, described screwed hole is connected with fastening bolt, the end of described fastening bolt and clamp are formed conflicts.
By adopting technique scheme, better fixing in order to play cutter, the utility model is on original basis passing through hold-down bolt fixed cutting tool, also groove is provided with in side, the side of cutter groove, the sidewall of groove arranges UNICOM in screwed hole and chute, and the clamp be provided with in fastening bolt and chute is formed and conflicts, under the prerequisite adopting hold-down bolt fixing to cutter, the end of fastening bolt is made to promote the Slideslip of clamp to cutter place by tightening fastening bolt in groove again, clamp is made better to be adjacent to the both sides of cutter, further carry out fastening to cutter.By such scheme, the gap that originally may exist between cutter groove and cutter is clamped block and fills up, and cutter cannot be offset in cutter groove.The clamping element increased carries out fastening to the side of cutter, makes the contact surface of clamp and cutter wider, further strengthens the fixed effect to cutter simultaneously, compare existing structure and have marked improvement.
The utility model is set to further: the side of described clamp phase tool setting groove is provided with draw-in groove, and it is convex stupefied that the sidewall of described cutter is provided with draw-in groove adaptation.The all curved structure of described draw-in groove and convex stupefied cross section.
By adopting technique scheme, when clamp clamp-on tool, be arranged in the convex stupefied draw-in groove embedding clamp of cutter sidewall, increase the contact area between cutter and clamp, make fixed effect more firm, and the convex stupefied structure with draw-in groove clamping, also improve the fixation of cutter in the vertical direction, play the effect preventing cutter from trembleing up and down, all curved structure of draw-in groove and convex stupefied cross section, arcuate structure is more convenient, and both form clamping.
The utility model is set to further: described cutter is provided with the elongated slot regulated.Described cutter is at least fixed by two pieces of hold-down bolts on elongated slot.
By adopting technique scheme, the adjustment of the more convenient cutter fore-and-aft direction of the elongated slot on cutter, the hold-down bolt unscrewing elongated slot place can regulate cutter, elongated slot place at least arranges the structure of two pieces of hold-down bolts, better effect is compressed to play cutter, two pieces of hold-down bolts limit mutually, can prevent cutter from offseting better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the part A enlarged drawing of Fig. 1;
Fig. 3 is the partial structurtes schematic diagram of the utility model embodiment;
Fig. 4 is the partial sectional view of the utility model cutter and cutter groove installation place.
Description of reference numerals: 1, cutterhead; 2, cutter; 3, clamp; 4, hold-down bolt; 5, fastening bolt; 11, cutter groove; 12, groove; 13, chute; 21, elongated slot; 22, convex stupefied; 31, draw-in groove.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the fixed structure embodiment of the utility model whirling mill cutterhead and cutter is described further.
Whirling mill cutterhead described in the present embodiment and the fixed structure of cutter, as shown in Figure 1, comprise cutterhead 1, cutter 2, described cutterhead 1 is circumferentially evenly provided with some cutter grooves 11, cutter 2 is fixed in cutter groove 11 by hold-down bolt 4, the sidewall of described cutter groove 11 is provided with chute 13, clamp 3 is slidably connected in chute 13, the side of described cutter groove 11 is other is provided with groove 12, described groove 12 is positioned at the opposite side of clamp 3 phase tool setting groove 11, the sidewall of described groove 12 is provided with and is linked with screwed hole with chute 13, described screwed hole is connected with fastening bolt 5, the end of described fastening bolt 5 and clamp 3 are formed conflicts.
Better fixing in order to play cutter 2, the utility model is on original basis passing through hold-down bolt 4 fixed cutting tool 2, groove 12 is also provided with in side, the side of cutter groove 11, the sidewall of groove 12 arranges UNICOM in screwed hole and chute 13, and be provided with fastening bolt 5 and formed with the clamp 3 in chute 13 and conflict, under the prerequisite adopting hold-down bolt 4 pairs of cutters 2 fixing, the end of fastening bolt 5 is made to promote the Slideslip of clamp 3 to cutter 2 place by tightening fastening bolt 5 in groove 12 again, clamp 3 is made better to be adjacent to the both sides of cutter 2, further carry out fastening to cutter 2.By such scheme, the gap that originally may exist between cutter groove 11 and cutter 2 is clamped block 3 and fills up, and cutter 2 cannot be offset in cutter groove 11.The clamping element increased carries out fastening to the side of cutter 2, makes clamp 3 wider with the contact surface of cutter 2, further strengthens the fixed effect to cutter 2 simultaneously, compare existing structure and have marked improvement.
Further, as shown in Figure 3, Figure 4, the side of described clamp 3 phase tool setting groove 11 is provided with draw-in groove 31, and the sidewall of described cutter 2 is provided with draw-in groove 31 adaptation convex stupefied 22.Described draw-in groove 31 and all curved structure in the convex cross section of stupefied 22.When clamp 3 clamp-on tool 2, be arranged in the draw-in groove 31 that convex stupefied 22 of cutter 2 sidewall can embed clamp 3, increase the contact area between cutter 2 and clamp 3, make fixed effect more firm, and convex stupefied 22 with the structure of draw-in groove 31 clamping, also improve the fixation of cutter 2 in the vertical direction, play the effect preventing cutter about 2 from trembleing, draw-in groove 31 and all curved structure in the convex cross section of stupefied 22, arcuate structure is more convenient, and both form clamping.
Further, as shown in Figure 2, described cutter 2 is provided with the elongated slot 21 regulated.Described cutter 2 is at least fixed by two pieces of hold-down bolts 4 on elongated slot 21.The adjustment of elongated slot 21 more convenient cutter 2 fore-and-aft direction on cutter 2, the hold-down bolt 4 unscrewing elongated slot 21 place can regulate cutter 2, elongated slot 21 place at least arranges the structure of two pieces of hold-down bolts 4, better effect is compressed to play cutter 2, two pieces of hold-down bolts 4 limit mutually, can prevent cutter 2 from offseting better.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, all within design concept of the present utility model, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. the fixed structure of a whirling mill cutterhead and cutter, comprise cutterhead, cutter, described cutterhead is circumferentially evenly provided with some cutter grooves, cutter is fixed in cutter groove by hold-down bolt, it is characterized in that: the sidewall of described cutter groove is provided with chute, clamp is slidably connected in chute, the side of described cutter groove is other is provided with groove, described groove is positioned at the opposite side of clamp phase tool setting groove, the sidewall of described groove is provided with and is linked with screwed hole with chute, described screwed hole is connected with fastening bolt, and the end of described fastening bolt and clamp are formed conflicts.
2. the fixed structure of whirling mill cutterhead according to claim 1 and cutter, is characterized in that: the side of described clamp phase tool setting groove is provided with draw-in groove, and it is convex stupefied that the sidewall of described cutter is provided with draw-in groove adaptation.
3. the fixed structure of whirling mill cutterhead according to claim 2 and cutter, is characterized in that: all curved structure of described draw-in groove and convex stupefied cross section.
4. the whirling mill cutterhead according to claim 1 or 2 or 3 and the fixed structure of cutter, is characterized in that: described cutter is provided with the elongated slot regulated.
5. the fixed structure of whirling mill cutterhead according to claim 4 and cutter, is characterized in that: described cutter is at least fixed by two pieces of hold-down bolts on elongated slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182457.9U CN204545549U (en) | 2015-03-30 | 2015-03-30 | The fixed structure of whirling mill cutterhead and cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182457.9U CN204545549U (en) | 2015-03-30 | 2015-03-30 | The fixed structure of whirling mill cutterhead and cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204545549U true CN204545549U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520182457.9U Expired - Fee Related CN204545549U (en) | 2015-03-30 | 2015-03-30 | The fixed structure of whirling mill cutterhead and cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204545549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076394A (en) * | 2019-06-17 | 2019-08-02 | 衢州净土自动化设备有限公司 | A kind of high speed laser cutting machine tool suitable for titanium alloy |
| CN111390755A (en) * | 2020-03-25 | 2020-07-10 | 宣城军焊焊接科技有限公司 | High-precision grinding drill bit |
-
2015
- 2015-03-30 CN CN201520182457.9U patent/CN204545549U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076394A (en) * | 2019-06-17 | 2019-08-02 | 衢州净土自动化设备有限公司 | A kind of high speed laser cutting machine tool suitable for titanium alloy |
| CN111390755A (en) * | 2020-03-25 | 2020-07-10 | 宣城军焊焊接科技有限公司 | High-precision grinding drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20170330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |