CN204639635U - Cutter holding device - Google Patents
Cutter holding device Download PDFInfo
- Publication number
- CN204639635U CN204639635U CN201520002591.6U CN201520002591U CN204639635U CN 204639635 U CN204639635 U CN 204639635U CN 201520002591 U CN201520002591 U CN 201520002591U CN 204639635 U CN204639635 U CN 204639635U
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- CN
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- Prior art keywords
- cutter
- holding device
- sections
- gripping
- winding
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Abstract
The utility model relates to a kind of cutter holding device, be mainly used in a computer numeric control processor (Computer Numerical Control, CNC) tool magazine, in order to one or some cutters that fixing is stand-by, it forms primarily of a pedestal and a U-shaped structure that elastic parts is organized, utilize the elastic force of elastic parts, cutter can be stable on cutter holding device, to solve the problem that existing cutter holder organizes component complexity in use, when also can reach use cutter simultaneously, the demand of fast fetching cutter.
Description
Technical field
The utility model relates to a kind of cutter holding device, espespecially a kind of cutter holding device fixed by the cutter holding of processing machine with elastic parts.
Background technology
Along with the progress of automatic technology, Computerized numerical control machine tool becomes automatic processing machine tool indispensable in modern processing technique already, the Computerized numerical control machine tool of difference in functionality can solve the different process requirements of operator (such as, CNC milling machine, CNC lathe, CNC grinding machine or CNC boring machine etc.), operator can select corresponding Computerized numerical control machine tool according to the demand of processing operation, in addition, the Computerized numerical control machine tool of various difference in functionality all has exclusive cutter, for ease of Computerized numerical control machine tool in process, tool changing operation can be carried out fast, usually the cutter of all size can be positioned in advance in the tool magazine in Computerized numerical control machine tool, and automatically carry out tool changing operation by the knife system of getting of Computerized numerical control machine tool, refer to " Fig. 1 ", it is existing tool changing operation schematic diagram shown in figure, a toolroom machine 10 as illustrated in the drawing, it mainly has tool magazine 101 and and gets knife system 102 and formed, wherein, tool magazine 101 has two or more tool fixing seat 103, described tool fixing seat 103 can (described BT30 be a kind of broach shell of Nippon Standard in order to deposit the cutter being sheathed on a broach shell BT30, hereinafter referred to as BT30), cutter can be fixed on tool fixing seat 103 together with broach shell under normality, when workpiece need carry out adding man-hour with different cutter, operator can drive and get knife system 102 and change corresponding cutter by operation tool machine 10, to complete following process, but, existing cutter all includes broach shell BT30 (or hilt), because broach shell BT30 (or hilt) overall volume is large compared with cutter, again because tool fixing seat 103 volume on tool magazine 101 also needs the volume size of corresponding broach shell (or hilt), therefore, namely the quantity of the tool fixing seat 103 on tool magazine 101 be restricted, if any the demand of complicated processing, namely tool magazine 101 with regard to existing toolroom machine 10 cannot deposit the cutter of more dimensions, and broach shell BT30 price is relatively high, be with, if tool fixing seat 103 magnitude setting can be increased, more complicated processing technology should be met, this is the demand treating to solve, other referenced patent document is as follows:
No. I290498th, TaiWan, China patent " fast demountable bores the reamer holder of tail ";
No. I402132nd, TaiWan, China patent " the auxiliary lock card device of tool changing jig arm button cutter mechanism ";
No. I429493rd, TaiWan, China patent " cutterhead clamping device ";
No. CN203091757th, Chinese patent " Pneumatic rotary knife rest ";
No. US20100257982nd, United States Patent (USP) " Tool Holder ".
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of cutter holding device, cutter closely can be fixed on tool magazine, and then effectively utilize tool magazine solid tool to accommodate area, to solve the drawback of the cutter fixed form of existing Computerized numerical control machine tool.
The technical solution of the utility model is as follows:
A kind of cutter holding device, is provided with gripping a cutter, comprises:
One pedestal, one end of this pedestal forms one group and establishes portion, the both sides of the other end form an opening portion respectively, and respectively this opening portion forms a groove respectively, this group is established between portion and two these opening portions and is formed an assembling grove, the type that extends upward in this assembling grove has a block, and this baffle block molding has a stopping surface of arc surfaced, forms an accommodation space between two these stopping surfaces;
One elastic parts, it is mounted in this assembling grove, these elastic parts both sides form a winding section and a gripping section respectively, two these winding sections separate by the both walls block of this block respectively, its coiling and molding has a winding layer at least, two these gripping sections correspond respectively to two these opening portions, in order to grip this cutter; And
After this cutter is clamped and fastened on this accommodation space, two these winding layers of two these winding sections produce a shear stress respectively, make two these gripping sections be urgent shape.
Above-mentioned cutter holding device, two these gripping sections form a circular arc lead angle respectively, in order to this cutter is directed to this pedestal two opening portions between.
Above-mentioned cutter holding device, after two these gripping sections correspond respectively to a positioning groove of this cutter, two these gripping sections embed this positioning groove both sides respectively.
Above-mentioned cutter holding device, the spacing of two these gripping sections is less than the diameter of the positioning groove of this cutter.
Above-mentioned cutter holding device, this assembling grove forms a limited block, in order to spacing to two these winding sections, two these winding sections is held in this assembling grove.
Above-mentioned cutter holding device is open V-type by this accommodation space shaping between this two stopping surface.
The beneficial effects of the utility model are:
(1) the direct holding cutter of cutter holding device, therefore cutter need not be sheathed in broach shell in advance, effectively can arrange be mounted on tool magazine to make cutter holding device, and then increases tool magazine and to fix a cutting tool clamping device quantity;
(2), in cutter access procedure, cutter to be completed by the flank of tool with the radial X of cutterhead by cutter holding device and grips, and the blade part of cutter can not limit by cutter holding device structure, to make on tool magazine can the cutter pattern of use diversified;
(3) hold, equally because cutter holding device completes gripping of cutter with the radial X of cutterhead by the flank of tool, in whole process, no matter get cutter or put cutter, all without cutter axis to Z actuating length, therefore no matter blade dimensions why, all can not be affected.
Accompanying drawing explanation
Fig. 1 is existing tool changing operation schematic diagram.
Fig. 2 is three-dimensional structure diagram of the present utility model.
Fig. 3 is assembling schematic diagram of the present utility model.
Fig. 4 is enforcement schematic diagram () of the present utility model.
Fig. 5 is enforcement schematic diagram (two) of the present utility model.
Fig. 6 is enforcement schematic diagram (three) of the present utility model.
Fig. 7 is enforcement schematic diagram (four) of the present utility model.
wherein:
10 toolroom machines
101 tool magazines 102 get knife system
103 tool fixing seats
BT30 broach shell
20 cutter holding devices
201 pedestal 202 elastic parts
Establish portion 2021 section of winding for 2011 groups
2012 opening portion 2022 gripping sections
2013 groove 2023 first volume winding layer
2014 assembling grove 2024 volume Two winding layer
2015 blocks
2016 stopping surfaces
2017 accommodation spaces
2018 limited blocks
30 tool magazines
301 relative groups establish portion
C cutter
C1 positioning groove
D1 diameter d 2 diameter
P central point
S1 first shear stress
S2 second shear stress
S3 three shearing stress
X cutterhead is radial
Z cutter axis to.
Detailed description of the invention
Refer to " Fig. 2 ", it is three-dimensional structure diagram of the present utility model shown in figure, as the cutter holding device 20 in figure, its primarily of an integrated pedestal 201 and an elastic parts 202 organize structure and form, wherein, described pedestal 201 wherein one end forms one group and establishes portion 2011, the both sides of pedestal 201 other end form an opening portion 2012 respectively, and two opening portions 2012 form a groove 2013 respectively, group is established between portion 2011 and two opening portions 2012 and is formed an assembling grove 2014, and the type that extends upward in assembling grove 2014 has a block 2015, and block 2015 forms two stopping surfaces 2016 in arc surfaced, the accommodation space 2017 of one (rough) in open V-type is shaped between two stopping surfaces 2016, again, shown in figure, assembling grove 2014 forms a limited block 2018, and limited block 2018 and assembling grove 2014 are apart from a proper width, and be arranged between the two for elastic parts 202, described suitable distance is the width slightly larger than elastic parts 202, again, described elastic parts 202 can be spring, there is a winding section 2021 its both sides respectively coiling and molding, the both-side ends of elastic parts 202 then forms the gripping section 2022 in arc-shaped respectively, during assembling, elastic parts 202 is mounted in the assembling grove 2014 of pedestal 201, again, assembling grove 2014 wherein side is limited in by limited block 2018 between two winding sections 2021, and two winding sections 2021 separate by the both walls block of block 2015 further, and two gripping sections 2022 of elastic parts 202 are arranged in groove 2013 respectively, and be slightly suspended in above groove 2013, when two gripping sections 2022 are pushed by external force, two gripping sections 2022 can be sticked in two grooves 2013 respectively.
Refer to " Fig. 3 ", it is assembling schematic diagram of the present utility model shown in figure, please arrange in pairs or groups and consult " Fig. 2 ", as figure, for being assembled in a tool magazine 30 when the utility model is implemented, when cutter holding device 20 and tool magazine 30 are assembled, the relative group that the group of pedestal 201 establishes portion 2011 to correspond to tool magazine 30 establishes portion 301, and complete locking with a screw, wherein, in embodiment, group sets portion 2011 as single, also group can be established portion 2011 be shaped to two or more in other embodiment, tool magazine 30 can be more stable in make pedestal 201, again, pedestal 201 also can weld and establish, the modes such as clamping complete fixing, not as limit, shown in figure, after having assembled, one cutter C can be clamped, be fixed on cutter holding device 20, again, two or more cutter holding device 20 can arrange and be mounted on tool magazine 30, as shown in FIG., each cutter holding device 20 is around being arranged on tool magazine 30, when tool magazine 30 is array form, plural cutter holding device 20 also can array arrange on tool magazine 30, not as limit, special first Chen Ming.
Refer to " Fig. 4 ", it is enforcement schematic diagram () of the present utility model shown in figure, please arrange in pairs or groups and consult " Fig. 3 ", as figure, for cutter C being playbacked when the tool magazine 30, cutter C can be moved to corresponding cutter holding device 20 by a clamping device (this figure does not illustrate) by it, and by cutter C correspond to pedestal 201 two opening portions 2012 between, make a positioning groove C1 of cutter C again, corresponding to the gripping section 2022 of two opening portions 2012, referring again in figure, when two gripping sections 2022 complete corresponding with positioning groove C1, cutter C can be pushed to accommodation space 2017 (as Suo Shi the arrow in " Fig. 4 ") by opening portion 2012 by clamping device, again, because the diameter d 1 of positioning groove C1 is slightly larger than the spacing d2 of two gripping sections 2012, therefore in the process that cutter C is pushed, two gripping sections 2022 of elastic parts 202 can be slightly softened, the both side edges of positioning groove C1 can be entered by pincers respectively to make two gripping sections 2022, moreover, in cutter C corresponding process, even if cutter C has situation about slightly offseting, also the circular arc lead angle guiding of two gripping sections 2022 can be subject to respectively, make cutter C can by between correct two opening portions 2012 being directed to pedestal 201, please arrange in pairs or groups and consult " Fig. 5 ", it is enforcement schematic diagram (two) of the present utility model shown in figure, as figure, cutter C is pushed in the process of accommodation space 2017, when two gripping sections 2022 are pushed laterally by cutter C, two gripping sections 2022 can produce one first shear stress S1 (as shown by arrows in FIG.) laterally, please arrange in pairs or groups again and consult " Fig. 6 " ~ " Fig. 7 ", be enforcement schematic diagram (three) ~ (four) of the present utility model shown in figure, as figure, when two gripping sections 2022 produce the first shear stress S1, one first volume winding layer 2023 of both sides winding section 2021, one second shear stress S2 (as Fig. 7) can be produced simultaneously, and a volume Two winding layer 2024 of winding section 2021 also can produce an equidirectional three shearing stress S3 (as Fig. 7) with the second shear stress S2, stress due to equidirectional second shear stress S2 and three shearing stress S3 synthesizes and is greater than the first shear stress S1, one chucking power of two gripping sections, 2022 couples of cutter C is increased, and then make two gripping sections 2022 in urgent shape, (as shown in the two relatively oblique arrows of below in " Fig. 6 ") that make cutter C can be subject to two stopping surfaces 2016 are fixed, and then make cutter C be closely fixed on cutter holding device 20, also have, when two winding sections 2021 produce by while effect of stress, two winding sections 2021 slightly can produce deformation, now, limited block 2018 can be spacing to two winding sections 2021, be held in assembling grove 2014 to make two winding sections 2021, unlikely generation skew.
Known from the above mentioned, cutter holding device of the present utility model, it forms primarily of a pedestal and a structure that elastic parts is organized, described pedestal forms one group and establishes portion, one assembling grove and an opening portion, pedestal is mounted on a tool magazine with the group portion of establishing, one winding section of elastic parts both sides is mounted in assembling grove respectively, and separate by a block of assembling grove further, and a gripping section of elastic parts both sides bends along opening portion to form circular arc lead angle respectively, so can form guide function to close cutter, when cutter holding is when an accommodation space of pedestal, cutter is subject to clamped by gripping section, and cutter is in the process of pushing gripping section, the winding section of elastic parts both sides can produce a shear stress respectively, and then the chucking power of the gripping section of increase elastic parts, in the accommodation space that can be stable on cutter holding device to make cutter, according to this, after the utility model is implemented according to this, really can reach and provide one must not use broach shell, cutter closely can be fixed on tool magazine, and then effectively utilize tool magazine solid tool to accommodate the cutter holding device of area.
Above-described embodiment is only for clearly illustrating that the utility model creates example, and not the utility model is created to the restriction of detailed description of the invention.In order to the syntagmatic of each parts is clearly described, carry out usually describing around its function to various illustrative parts and annexation thereof above, combination as this parts realizes which kind of function, the design constraint depending on specific application and apply whole device.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All within spirit of the present utility model and principle any apparent change of extending out or variation be still among the protection domain of this claim.
Claims (6)
1. a cutter holding device, is provided with gripping a cutter, it is characterized in that, comprising:
One pedestal, one end of this pedestal forms one group and establishes portion, the both sides of the other end form an opening portion respectively, and respectively this opening portion forms a groove respectively, this group is established between portion and two these opening portions and is formed an assembling grove, the type that extends upward in this assembling grove has a block, and this baffle block molding has a stopping surface of arc surfaced, forms an accommodation space between two these stopping surfaces;
One elastic parts, it is mounted in this assembling grove, these elastic parts both sides form a winding section and a gripping section respectively, two these winding sections separate by the both walls block of this block respectively, its coiling and molding has a winding layer at least, two these gripping sections correspond respectively to two these opening portions, in order to grip this cutter; And
After this cutter is clamped and fastened on this accommodation space, two these winding layers of two these winding sections produce a shear stress respectively, make two these gripping sections be urgent shape.
2. cutter holding device as claimed in claim 1, it is characterized in that, two these gripping sections form a circular arc lead angle respectively, in order to this cutter is directed to this pedestal two opening portions between.
3. cutter holding device as claimed in claim 1, it is characterized in that, after two these gripping sections correspond respectively to a positioning groove of this cutter, two these gripping sections embed this positioning groove both sides respectively.
4. cutter holding device as claimed in claim 3, it is characterized in that, the spacing of two these gripping sections is less than the diameter of the positioning groove of this cutter.
5. cutter holding device as claimed in claim 1, it is characterized in that, this assembling grove forms a limited block, in order to spacing to two these winding sections, two these winding sections is held in this assembling grove.
6. cutter holding device as claimed in claim 1, it is characterized in that, be open V-type by this accommodation space shaping between this two stopping surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520002591.6U CN204639635U (en) | 2015-01-05 | 2015-01-05 | Cutter holding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520002591.6U CN204639635U (en) | 2015-01-05 | 2015-01-05 | Cutter holding device |
Publications (1)
Publication Number | Publication Date |
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CN204639635U true CN204639635U (en) | 2015-09-16 |
Family
ID=54092418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520002591.6U Expired - Fee Related CN204639635U (en) | 2015-01-05 | 2015-01-05 | Cutter holding device |
Country Status (1)
Country | Link |
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CN (1) | CN204639635U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105817912A (en) * | 2015-01-05 | 2016-08-03 | 先进精密系统股份有限公司 | Cutter clamping device |
CN107639662A (en) * | 2017-10-23 | 2018-01-30 | 浙江申明制鞋机械有限公司 | Full-automatic cutting equipment |
-
2015
- 2015-01-05 CN CN201520002591.6U patent/CN204639635U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105817912A (en) * | 2015-01-05 | 2016-08-03 | 先进精密系统股份有限公司 | Cutter clamping device |
CN107639662A (en) * | 2017-10-23 | 2018-01-30 | 浙江申明制鞋机械有限公司 | Full-automatic cutting equipment |
CN107639662B (en) * | 2017-10-23 | 2023-08-18 | 浙江申明制鞋机械有限公司 | Full-automatic cutting equipment |
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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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20180105 |