CN112571115A - Clamping fixture for axial groove milling of tubular part - Google Patents
Clamping fixture for axial groove milling of tubular part Download PDFInfo
- Publication number
- CN112571115A CN112571115A CN202110075521.3A CN202110075521A CN112571115A CN 112571115 A CN112571115 A CN 112571115A CN 202110075521 A CN202110075521 A CN 202110075521A CN 112571115 A CN112571115 A CN 112571115A
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- Prior art keywords
- groove
- clamping
- screw
- hole
- tubular
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- 238000003801 milling Methods 0.000 title claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 17
- 230000006378 damage Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
The invention discloses a fixture for axial groove milling of tubular parts, which comprises a plurality of clamping pieces arranged coaxially, wherein each clamping piece comprises a fixing piece and a compression screw, a horizontally arranged through groove is formed in the middle of each fixing piece, a plurality of threaded holes and through holes are formed in the top of each fixing piece, and the threaded holes are communicated with the through grooves; the compression screw is in threaded connection with the threaded hole; the connecting screw penetrates through the through hole to be connected with the fixing screw clamped in the clamping groove of the machining center workbench, and the fixing between the fixing piece and the machining center workbench is realized. The invention provides a fixture suitable for axial groove milling of tubular parts on a machining center, which ensures that the parts can be clamped on a workbench of the machining center, ensures complete clamping of the parts, avoids clamping damage to the surfaces of the parts due to clamping in the clamping process and completes milling of a through groove.
Description
Technical Field
The invention belongs to the technical field of part cutting and machining, and particularly relates to a clamping device for axial groove milling of a tubular part.
Background
And (3) axial groove milling of the tubular part, wherein a through groove needs to be milled along the axial direction of the tubular part. Because the tubulose part can't be at the direct clamping on machining center, and the tubulose part has certain length, and the unable logical groove machining precision that ensures of ordinary calliper clamping, the special dress anchor clamps of need designing urgently ensure that the part can install the clamp on the machining center workstation, accomplish logical groove milling process, satisfy the designing requirement.
Disclosure of Invention
The invention is provided for overcoming the defects existing in the milling process of the axial through groove of the existing tubular part, and aims to provide a clamping device for the axial milling groove of the tubular part.
The invention is realized by the following technical scheme:
a clamping tool for axial groove milling of tubular parts comprises a plurality of clamping pieces, wherein each clamping piece comprises a fixing piece, a compression screw and a connecting screw; the middle of the fixing piece is provided with a through groove, the top of the fixing piece is provided with a plurality of threaded holes and a through hole, the compression screw is in threaded connection with the threaded holes and extends into the through groove, the connection screw penetrates through the through hole and is connected with a fixing screw clamped in a clamping groove of the machining center workbench, and the fixing between the fixing piece and the machining center workbench is realized.
In the above technical solution, the plurality of clamping members are coaxially arranged.
In the above technical solution, the number of the clamping members is two, and the two clamping members are respectively arranged at two ends of the tubular part.
In the above technical scheme, the through groove is horizontally arranged, the threaded hole and the through hole are vertically arranged, the threaded hole is communicated with the through groove, and the through hole is not communicated with the through groove.
In the above technical scheme, the front side wall of the fixing piece forms a notch, and the notch is communicated with the through groove.
In the technical scheme, a round hole is formed in the bottom surface of the compression screw, and a gasket is arranged in the round hole.
In the above technical solution, the gasket protrudes out of the bottom surface of the compression screw.
In the technical scheme, a cylinder of the screw hole is formed in the middle of the fixing screw, and two symmetrical setting planes are milled on the outer wall of the upper part of the fixing screw.
In the above technical solution, the center of the through groove is offset from the center of the fixing member in the X direction and the Y direction.
In the above technical scheme, the through groove is in clearance fit with the tubular part.
The invention has the beneficial effects that:
the invention provides a fixture suitable for axial groove milling of tubular parts on a machining center, which ensures that the parts can be clamped on a workbench of the machining center, ensures complete clamping of the parts, avoids clamping damage to the surfaces of the parts due to clamping in the clamping process and completes milling of a through groove.
Drawings
FIG. 1 is a perspective view of an embodiment 1 of a clamp for axial grooving of tubular parts according to the present invention;
FIG. 2 is a front view of an embodiment 1 of the clamp for axial grooving of tubular parts according to the invention
Figure 3 is an exploded view of embodiment 1 of the clamp for axial grooving of tubular parts according to the invention.
Wherein:
1 clamping part 2 fixing part
3 compression screw 4 liner
5 connecting screw 6 fixing screw
7 through groove 8 threaded hole
9 through holes.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention for clamping the axial milling flutes of the tubular part are further described below by referring to the drawings of the specification and the specific embodiments.
Example 1
As shown in figures 1-3, the clamping tool for axial groove milling of the tubular part comprises a plurality of clamping parts 1 which are coaxially arranged, wherein each clamping part 1 comprises a fixing part 2, a compression screw 3 and a connecting screw 5.
A through groove 7 which is horizontally arranged is formed in the middle of the fixing piece 2, a plurality of threaded holes 8 and through holes 9 which are vertically arranged are formed in the top of the fixing piece, the threaded holes 8 are communicated with the through groove 7, and the through holes 9 are not communicated with the through groove 7; the front side wall of the fixing part 1 forms a notch which is communicated with the through groove 7, so that the tubular workpiece can be conveniently installed and clamped.
The compression screw 3 is in threaded connection with the threaded hole 8 and extends into the through groove 7, a round hole is formed in the bottom surface of the compression screw, a gasket 4 is arranged in the round hole, and the gasket 4 protrudes out of the bottom surface of the compression screw 3. The liner is nylon material, avoids causing the clamp injury on part surface because housing screw's compressing tightly effect.
The connecting screw 5 penetrates through the through hole 9 to be connected with the fixing screw 6 clamped in the clamping groove of the machining center workbench, and the fixing between the fixing piece 2 and the machining center workbench is realized.
The middle of the fixing screw 6 is provided with a cylinder with a screw hole, and the outer wall of the upper part of the fixing screw is milled with a symmetrical arrangement plane, so that the fixing screw is convenient to be matched with a clamping groove of a workbench of a machining center.
The number of the clamping pieces 1 in the embodiment is two, and the two clamping pieces are respectively arranged at two ends of the tubular part; the number of the threaded holes 8 and the through holes 9 is two.
The through groove 7 is a circular through groove, and the roundness of the through groove is less than 0.02 mm.
The circle center of the through groove 7 is located at a position which is 5mm away from the center of the fixing part in the X direction and the Y direction, so that when the through groove is axially milled, the milling cutter is not interfered with the fixing part, and meanwhile, the verticality between the bottom surface of the fixing part and the side surface where the through groove is located is less than 0.02 mm.
The working principle of the invention is as follows:
the fixing parts are fixed on a workbench of a machining center through fixing screws and connecting screws at the upper ends of the fixing parts, the tubular parts are clamped in the circular through grooves of the two fixing parts respectively, the tubular parts are ensured to be basically fixed in the radial direction, and the tubular parts are radially compressed and fixed through compression screws with gaskets, so that the clamping of the tubular parts is completed, and the axial grooving machining of the tubular parts can be completed.
The working process of the invention is as follows:
and (i) mounting the fixing screw in the clamping groove of the workbench of the machining center, and adjusting the distance.
And (ii) placing the two fixing pieces on the fixing screw, adjusting the distance between the two fixing pieces to ensure that the two ends of the tubular part are respectively arranged on the fixing bodies, and fixing the fixing pieces on the workbench of the machining center by using the connecting screw.
And (iii) respectively installing the two ends of the tubular part in the circular through grooves of the fixing part.
And (iv) screwing the compression screw provided with the gasket into the threaded hole at the upper end of the fixing piece to finish the clamping of the part, and performing axial groove milling on the tubular part.
The invention provides a clamping device suitable for axial milling grooves of tubular parts on a machining center machine tool, which is characterized in that a circular through groove on a fixing piece is matched with a small gap of the tubular parts, the tubular parts are radially fixed by a compression screw with a pad, and the fixing piece is completely fixed on a workbench of the machining center by matching a fixing screw with a clamping groove of the workbench of the machining center, so that the milling grooves of the tubular parts can be machined, the machining precision is ensured, and the clamping damage to the surfaces of the tubular parts caused by clamping is avoided.
It should be noted that 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 those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. The utility model provides a clamping apparatus for tubular part axial milling flutes which characterized in that: the clamping device comprises a plurality of clamping pieces (1), wherein each clamping piece (1) comprises a fixing piece (2), a compression screw (3) and a connecting screw (5); the middle of mounting (2) forms logical groove (7), and the top forms a plurality of screw holes (8) and through-hole (9), housing screw (3) and screw hole (8) threaded connection, and stretch into logical groove (7) in, connecting screw (5) pass through-hole (9) and dress card be connected in set screw (6) in machining center workstation draw-in groove, realize fixing between mounting (2) and the machining center workstation.
2. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: the clamping pieces (1) are coaxially arranged.
3. A clamping apparatus for axial grooving of tubular parts according to claim 2, wherein: the two clamping pieces (1) are respectively arranged at two ends of the tubular part.
4. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: the through groove (7) is horizontally arranged, the threaded hole (8) and the through hole (9) are vertically arranged, the threaded hole (8) is communicated with the through groove (7), and the through hole (9) is not communicated with the through groove (7).
5. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: the front side wall of the fixing piece (1) forms a notch, and the notch is communicated with the through groove (7).
6. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: and a round hole is formed in the bottom surface of the compression screw (3), and a gasket (4) is arranged in the round hole.
7. A clamping apparatus for axial milling of grooves in tubular elements according to claim 6, characterised in that: the gasket (4) protrudes out of the bottom surface of the compression screw (3).
8. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: the middle of the fixing screw (6) is provided with a cylinder with a screw hole, and the outer wall of the upper part is milled with two symmetrical setting planes.
9. A clamping apparatus for axial grooving of tubular components according to claim 1 wherein: the circle center of the through groove (7) deviates from the center of the fixing piece (1) in the X direction and the Y direction.
10. A clamping apparatus for axial grooving of tubular components according to claim 9 wherein: the through groove (7) is in clearance fit with the tubular part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075521.3A CN112571115A (en) | 2021-01-20 | 2021-01-20 | Clamping fixture for axial groove milling of tubular part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110075521.3A CN112571115A (en) | 2021-01-20 | 2021-01-20 | Clamping fixture for axial groove milling of tubular part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112571115A true CN112571115A (en) | 2021-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110075521.3A Pending CN112571115A (en) | 2021-01-20 | 2021-01-20 | Clamping fixture for axial groove milling of tubular part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112571115A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207606328U (en) * | 2017-11-30 | 2018-07-13 | 佛山市神徽金属制品有限公司 | A kind of coupling tube automatic moulding machine |
| CN209335148U (en) * | 2018-11-20 | 2019-09-03 | 德州天元集团有限责任公司 | A kind of construction pipe fitting fluting auxiliary holding device |
| CN111069675A (en) * | 2019-12-31 | 2020-04-28 | 宁波鑫精华轴业有限公司 | Automatic processing equipment of motor shaft |
| CN210649629U (en) * | 2019-10-15 | 2020-06-02 | 溧阳市东南机械有限公司 | Processing frock of coupling screw |
| CN210703691U (en) * | 2019-08-21 | 2020-06-09 | 威海秀泰电子科技有限公司 | Clamping, positioning and cutting tool for tool clamping piece |
| CN210937329U (en) * | 2019-10-30 | 2020-07-07 | 天津市螺纹工具有限公司 | Axial grooving mechanism for metal pipe |
| CN211072692U (en) * | 2019-11-08 | 2020-07-24 | 山东高密高锻机械有限公司 | Bearing bush machining tool |
| CN211540313U (en) * | 2019-11-26 | 2020-09-22 | 中核(天津)科技发展有限公司 | Clamping tool for cutting ultrathin-wall tubular parts |
| CN214292072U (en) * | 2021-01-20 | 2021-09-28 | 中核(天津)科技发展有限公司 | Clamping tool for axial groove milling of tubular part |
-
2021
- 2021-01-20 CN CN202110075521.3A patent/CN112571115A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207606328U (en) * | 2017-11-30 | 2018-07-13 | 佛山市神徽金属制品有限公司 | A kind of coupling tube automatic moulding machine |
| CN209335148U (en) * | 2018-11-20 | 2019-09-03 | 德州天元集团有限责任公司 | A kind of construction pipe fitting fluting auxiliary holding device |
| CN210703691U (en) * | 2019-08-21 | 2020-06-09 | 威海秀泰电子科技有限公司 | Clamping, positioning and cutting tool for tool clamping piece |
| CN210649629U (en) * | 2019-10-15 | 2020-06-02 | 溧阳市东南机械有限公司 | Processing frock of coupling screw |
| CN210937329U (en) * | 2019-10-30 | 2020-07-07 | 天津市螺纹工具有限公司 | Axial grooving mechanism for metal pipe |
| CN211072692U (en) * | 2019-11-08 | 2020-07-24 | 山东高密高锻机械有限公司 | Bearing bush machining tool |
| CN211540313U (en) * | 2019-11-26 | 2020-09-22 | 中核(天津)科技发展有限公司 | Clamping tool for cutting ultrathin-wall tubular parts |
| CN111069675A (en) * | 2019-12-31 | 2020-04-28 | 宁波鑫精华轴业有限公司 | Automatic processing equipment of motor shaft |
| CN214292072U (en) * | 2021-01-20 | 2021-09-28 | 中核(天津)科技发展有限公司 | Clamping tool for axial groove milling of tubular part |
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