CN109332738B - Rectangular thread turning clamp - Google Patents
Rectangular thread turning clamp Download PDFInfo
- Publication number
- CN109332738B CN109332738B CN201811439374.8A CN201811439374A CN109332738B CN 109332738 B CN109332738 B CN 109332738B CN 201811439374 A CN201811439374 A CN 201811439374A CN 109332738 B CN109332738 B CN 109332738B
- Authority
- CN
- China
- Prior art keywords
- face
- main body
- clamp body
- side end
- clamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000003754 machining Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/24—Tool holders for a plurality of cutting tools, e.g. turrets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Knives (AREA)
Abstract
The invention discloses a turning clamp for processing rectangular threads, which comprises the following components: the cutter bar comprises a cutter bar main body, a first side end face is obliquely arranged at the front end of the cutter bar main body, and a second side end face which is mutually perpendicular to the first side end face is arranged on the oblique back face of the first side end face; the first clamp body comprises a first clamp body main body, the rear end of the first clamp body main body is attached to the opening end face of the first side end face of the cutter bar main body, the lower end of the first clamp body is attached to the first side end face through a supporting portion, and the front end of the first clamp body extends out of a first pressing portion. The beneficial effects are that: can make the cutter process along screw thread spiral direction, avoid the interference of blade and screw thread groove, use standard groove cutter blade can, no longer need the non-standard blade of customization, effectually reduced processing cost to cutter arbor simple manufacture, once the preparation can use for a long time, turning precision is high moreover, blade long service life, convenient to use.
Description
Technical Field
The invention relates to the field of turning tool clamps, in particular to a turning clamp for machining rectangular threads.
Background
The turning of the screw thread can be used for machining internal and external screw threads with various shapes, sizes and precision, particularly larger-size screw threads, but the machining quality of the turning screw thread depends on the technical level of workers and the precision of a machine tool and a cutter, for machining of some non-quenched precision screw rods, the turning of the precision lathe can be utilized to obtain higher precision and smaller surface roughness values, the turning of the screw thread of the rotary cutter is generally required, particularly the turning of the rotary cutter of a rectangular large-lead multi-thread screw thread is utilized to be in machining by utilizing a common clamp, the bottom of the cutter blade has interference with a screw thread groove, the bottom of the cutter blade needs to be ground, the interference part is ground and removed, the strength of the cutter blade is reduced, the cutter blade is easy to break, the service life of the cutter blade is reduced, and the inner side wall of the screw thread is not perpendicular to the bottom of the screw thread, and the turning precision of the screw thread is not high.
Disclosure of Invention
The invention aims to solve the problems and provide a rectangular thread turning clamp which can enable a cutter to machine along the spiral direction of threads, can improve machining precision, reduces machining cost and is convenient to use.
The invention realizes the above purpose through the following technical scheme:
a machine rectangular threading jig comprising:
the cutter bar comprises a cutter bar main body, a first side end face is obliquely arranged at the front end of the cutter bar main body, and a second side end face which is mutually perpendicular to the first side end face is arranged on the oblique back face of the first side end face;
the first clamp body comprises a first clamp body main body, the rear end of the first clamp body main body is attached to the opening end face of the first side end face of the cutter bar main body, the lower end of the first clamp body is attached to the first side end face through a supporting part, and the front end of the first clamp body extends out of a first pressing part;
the second clamp body comprises a second clamp body main body, the side wall of the second clamp body main body is attached to the second side end face, the rear end of the second clamp body main body is attached to the second side end face opening end face of the cutter bar main body, and the front end of the second clamp body main body extends to form a second compression part corresponding to the first compression part;
and a first gap for locking is formed between the first clamp body main body and the second clamp body main body, and a second gap for clamping the blade is formed between the first compression part and the second compression part.
Preferably, an included angle between the second side end surface and the horizontal plane is 15 ° -75 °, so that an inclination angle between the blade clamped by the first pressing portion and the second pressing portion and the horizontal direction is 15 ° -75 °.
Preferably, the front end of the cutter bar main body is also provided with an inclined end surface, a fourth connecting hole is formed in the direction vertical to the first side end surface, a third connecting hole is formed in the direction vertical to the second side end surface, and the fourth connecting hole is vertical to the third connecting hole and does not cross;
the first fixture body is provided with a first connecting hole corresponding to the fourth connecting hole and is connected by a first locking piece, and the second fixture body is provided with a second connecting hole corresponding to the third connecting hole and is connected by a second locking piece.
Preferably, the first locking piece and the second locking piece both adopt locking screws.
Preferably, the upper end surface of the second pressing part is provided with a limiting groove for limiting the left and right of the blade, and the limiting groove and the pressing end surface at the lower end of the first pressing part act simultaneously to press the blade.
Preferably, the limit groove is a V-groove or a trapezoid groove.
Preferably, an avoidance groove is further formed in the inner side of the pressing end face.
Preferably, the first pressing portion extends outwardly by a length greater than the first pressing portion.
Preferably, the second clamp body main body and the second side end face are connected by welding.
Preferably, the first clamp body and the second clamp body are integrally formed.
By adopting the structure, the first clamp body is bonded and welded with the first side end face, the second clamp body is bonded and welded with the second side end face, and the first side end face is perpendicular to the second side end face, wherein the inclination of the second side end face depends on the thread lead angle, so that the blade clamped by the first clamp body and the second clamp body is along the direction of the thread screw, and the thread is convenient to process.
In summary, the invention has the following beneficial effects: can make the cutter process along screw thread spiral direction, avoid the interference of blade and screw thread groove, use standard groove cutter blade can, no longer need the non-standard blade of customization, effectually reduced processing cost to cutter arbor simple manufacture, once the preparation can use for a long time, turning precision is high moreover, blade long service life, convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is another directional perspective view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a right side view of the present invention.
The reference numerals are explained as follows:
1. a cutter bar; 101. a cutter bar main body; 102. a first side end face; 103. an inclined end face; 104. a second side end face; 105. a fourth connection hole; 106. a third connection hole; 2. a first clamp body; 201. a first clamp body main body; 202. a first connection hole; 203. a first pressing portion; 204. an avoidance groove; 205. compressing the end face; 206. a support part; 3. a second clamp body; 301. a second clamp body main body; 302. a second connection hole; 303. a second pressing part; 4. a first locking member; 5. a second locking member; 6. a first slit; 7. and a second slit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Referring to fig. 1-4, the present invention provides a rectangular threading turning jig comprising: a cutter bar 1, a first clamp body 2 and a second clamp body 3.
The cutter bar 1 comprises a cutter bar main body 101, wherein a first side end face 102 is obliquely arranged at the front end of the cutter bar main body 101, and a second side end face 104 which is mutually perpendicular to the first side end face 102 is arranged on the oblique back face of the first side end face; the structure can enable the first clamp body 2 and the second clamp body 3 to incline, and further enable the blade to turn along the screw thread direction; thereby avoiding interference of the blade with the thread groove.
The first clamp body 2 comprises a first clamp body main body 201, the rear end of the first clamp body main body 201 is attached to the opening end face of the first side end face 102 of the cutter bar main body 101, the lower end is attached to the first side end face 102 through a supporting part 206, the position of the first clamp body 2 can be defined, and the supporting portion 206 provides a gap between the first clamp body main body 201 and the first side end surface 102, facilitating pressing of the first clamp body 2 with the lock. And the front end of the first clamp body 2 extends out of the first pressing part 203.
The second clamp body 3 includes a second clamp body main body 301, where a side wall of the second clamp body main body 301 is attached to the second side end surface 104, and a rear end of the second clamp body main body is attached to an opening end surface of the second side end surface 104 of the tool bar main body 101, so that a position of the second clamp body 3 can be defined, and a second pressing portion 303 corresponding to the first pressing portion 203 extends from a front end of the second clamp body main body 301; and a first gap 6 for locking is formed between the first clamp body main body 201 and the second clamp body main body 301, a second gap 7 for clamping the blade is formed between the first pressing part 203 and the second pressing part 303, and the second pressing part 303 cooperates with the first pressing part 203 to clamp the blade and press the blade under the action of the first locking member 4.
As the preferred embodiment of the present case, the included angle between the second side end surface 104 and the horizontal plane is 15 ° -75 °, so that the inclination angle between the blade clamped by the first pressing portion 203 and the second pressing portion 303 and the horizontal direction is 15 ° -75 °, and the specific angle can be processed according to the angle of the lead angle of the screw thread, so that the turning direction of the blade is the same as the screw thread direction, the processing precision is improved, the interference between the blade and the side wall of the screw thread is avoided, and therefore, the service life of the blade is prolonged, and the cost is reduced.
The front end of the cutter bar main body 101 is also provided with an inclined end surface 103, a fourth connecting hole 105 is formed in the direction perpendicular to the first side end surface 102, a third connecting hole 106 is formed in the direction perpendicular to the second side end surface 104, and the fourth connecting hole 105 is perpendicular to the third connecting hole 106 and does not cross;
the first clamp body 201 is provided with a first connecting hole 202 corresponding to the fourth connecting hole 105 and is connected by a first locking piece 4, the second clamp body 3 is provided with a second connecting hole 302 corresponding to the third connecting hole 106 and is connected by a second locking piece 5, and the structure can lock the first clamp body 2 and the second clamp body 3. Further, the first locking member 4 and the second locking member 5 are both locking screws.
The upper end surface of the second pressing part 303 is provided with a limit slot for limiting the left and right of the blade, and the limit slot and the pressing end surface 205 at the lower end of the first pressing part 203 act simultaneously to press the blade, so that the structure can facilitate the fixing of the blade; the limit groove is a V-shaped groove or a trapezoid groove.
The inner side of the compression end surface 205 is also provided with an avoidance groove 204, and the avoidance groove 204 is convenient for clamping the blade. The outward extension length of the first pressing portion 203 is greater than the outward extension length of the first pressing portion 203, so that the first pressing portion 203 is prevented from touching the workpiece during processing. The second clamp body main body 301 is connected to the second side end surface 104 by welding. The first clamp body 2 and the second clamp body 3 are integrally formed.
By adopting the structure, the first clamp body 2 is bonded and welded with the first side end face 102, the second clamp body 3 is bonded and welded with the second side end face 104, and the first side end face 102 is perpendicular to the second side end face 104, wherein the inclination of the second side end face 104 depends on the lead angle of the screw, so that the blade clamped by the first clamp body 2 and the second clamp body 3 is along the direction of the screw thread, and the screw thread can be conveniently machined.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A rectangular threading turning jig, comprising:
the cutter bar comprises a cutter bar main body, a first side end face is obliquely arranged at the front end of the cutter bar main body, and a second side end face which is mutually perpendicular to the first side end face is arranged on the oblique back face of the first side end face;
the first clamp body comprises a first clamp body main body, the rear end of the first clamp body main body is attached to the opening end face of the first side end face of the cutter bar main body, the lower end of the first clamp body is attached to the first side end face through a supporting part, and the front end of the first clamp body extends out of a first pressing part;
the second clamp body comprises a second clamp body main body, the side wall of the second clamp body main body is attached to the second side end face, the rear end of the second clamp body main body is attached to the second side end face opening end face of the cutter bar main body, and the front end of the second clamp body main body extends to form a second compression part corresponding to the first compression part; the supporting part enables a gap to be formed between the main body of the first clamp body and the end face of the first side, so that the first clamp body can be conveniently pressed by the locking piece;
a first gap for locking is formed between the first clamp body main body and the second clamp body main body, and a second gap for clamping the blade is formed between the first compression part and the second compression part;
the front end of the cutter bar main body is also provided with an inclined end surface, a fourth connecting hole is formed in the direction vertical to the first side end surface, a third connecting hole is formed in the direction vertical to the second side end surface, and the fourth connecting hole is vertical to the third connecting hole and does not cross the third connecting hole;
the first fixture body is provided with a first connecting hole corresponding to the fourth connecting hole and is connected by a first locking piece, and the second fixture body is provided with a second connecting hole corresponding to the third connecting hole and is connected by a second locking piece.
2. The rectangular threading turning jig as set forth in claim 1 wherein: the included angle between the second side end surface and the horizontal plane is 15-75 degrees, so that the inclination angle between the blade clamped by the first pressing part and the second pressing part and the horizontal direction is 15-75 degrees.
3. The rectangular threading turning jig as set forth in claim 1 wherein: the first locking piece and the second locking piece are both locking screws.
4. The rectangular threading turning jig as set forth in claim 1 wherein: the upper end face of the second compressing part is provided with a limiting groove for limiting the left and right of the blade, and the limiting groove and the compressing end face at the lower end of the first compressing part act simultaneously to compress the blade.
5. The rectangular threading tool clamp for machining as set forth in claim 4 wherein: the limit groove is a V-shaped groove or a trapezoid groove.
6. The rectangular threading tool clamp for machining as set forth in claim 5 wherein: and an avoidance groove is formed in the inner side of the compression end face.
7. The rectangular threading tool clamp for machining as set forth in claim 6 wherein: the outward extension length of the first pressing part is greater than that of the first pressing part.
8. The rectangular threading turning jig as set forth in claim 1 wherein: the second clamp body main body is connected with the second side end face in a welding mode.
9. The rectangular threading turning jig as set forth in claim 1 wherein: the first clamp body is integrally formed with the second clamp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439374.8A CN109332738B (en) | 2018-11-29 | 2018-11-29 | Rectangular thread turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439374.8A CN109332738B (en) | 2018-11-29 | 2018-11-29 | Rectangular thread turning clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332738A CN109332738A (en) | 2019-02-15 |
| CN109332738B true CN109332738B (en) | 2023-11-17 |
Family
ID=65318731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811439374.8A Active CN109332738B (en) | 2018-11-29 | 2018-11-29 | Rectangular thread turning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109332738B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7011476B1 (en) * | 2002-08-14 | 2006-03-14 | Kaiser Tool Company, Inc. | Double-ended grooving and turning tool with clamping surfaces |
| CN1826201A (en) * | 2003-07-21 | 2006-08-30 | 伊斯卡有限公司 | Cutting head for rotary cutting tool |
| CN202684123U (en) * | 2012-04-24 | 2013-01-23 | 无锡精艺机床有限公司 | Multi-blade tool of vertical lathe |
| CN103658702A (en) * | 2013-12-13 | 2014-03-26 | 陕西宝成航空仪表有限责任公司 | Turning tool device for turning narrow and deep end face groove with shaft |
| CN104117699A (en) * | 2014-07-21 | 2014-10-29 | 山东泰丰制动***科技股份有限公司 | Cutting-width-adjustable machine clamp double-blade facing tool |
| CN107096967A (en) * | 2017-07-02 | 2017-08-29 | 昆山华辰精密工具有限公司 | One kind processing oil pipe thread full work station composite knife bar |
-
2018
- 2018-11-29 CN CN201811439374.8A patent/CN109332738B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7011476B1 (en) * | 2002-08-14 | 2006-03-14 | Kaiser Tool Company, Inc. | Double-ended grooving and turning tool with clamping surfaces |
| CN1826201A (en) * | 2003-07-21 | 2006-08-30 | 伊斯卡有限公司 | Cutting head for rotary cutting tool |
| CN202684123U (en) * | 2012-04-24 | 2013-01-23 | 无锡精艺机床有限公司 | Multi-blade tool of vertical lathe |
| CN103658702A (en) * | 2013-12-13 | 2014-03-26 | 陕西宝成航空仪表有限责任公司 | Turning tool device for turning narrow and deep end face groove with shaft |
| CN104117699A (en) * | 2014-07-21 | 2014-10-29 | 山东泰丰制动***科技股份有限公司 | Cutting-width-adjustable machine clamp double-blade facing tool |
| CN107096967A (en) * | 2017-07-02 | 2017-08-29 | 昆山华辰精密工具有限公司 | One kind processing oil pipe thread full work station composite knife bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109332738A (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2719974C2 (en) | Cutting insert for longitudinal turning with configuration of chip former comprising ledge extending upwards | |
| CN210209475U (en) | Hardware processing fixing device | |
| CN109332738B (en) | Rectangular thread turning clamp | |
| CN205834803U (en) | A kind of electric motor end cap processing jig of accurate positioning | |
| JP3525349B2 (en) | Cutting tool holder | |
| CN107570773B (en) | Milling cutter | |
| FR3100469A1 (en) | Flange for holding a block of material on a work table, clamping device comprising said flange and method of clamping a block of material on a work table | |
| CN201815689U (en) | High precision positioning claw | |
| CN211162270U (en) | Jig of wire cutting machine | |
| CN213858118U (en) | Processing braced system suitable for work piece | |
| CN211361983U (en) | Special jig for precision machining suitable for various die machining equipment | |
| CN109702282B (en) | Spiral line three-plane machining method | |
| CN209094581U (en) | A kind of processing rectangular thread turning clamp | |
| CN213917205U (en) | A anchor clamps for sensor high efficiency contour machining | |
| CN208034144U (en) | A kind of stationary fixture for handware processing | |
| CN207026664U (en) | Wire cutting cylindrical workpiece section fixture | |
| CN211539642U (en) | Asymmetric double-angle tungsten steel milling cutter for milling angle groove | |
| CN209867506U (en) | Planer fixture for machining inclined iron plane | |
| CN219504170U (en) | Locking device | |
| CN214921191U (en) | But quick clamping part line cutting anchor clamps | |
| CN211361388U (en) | Lathe machining clamp capable of fixing workpiece in axial direction in segmented mode | |
| CN105537639A (en) | Vertical clamping device for workpiece | |
| CN207930316U (en) | A kind of small mold insert of processing clamps fixed structure | |
| CN220312022U (en) | Processing jig for quick positioning and clamping | |
| CN215280202U (en) | Carbide external screw thread processing frock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |