CN209886709U - Machine presss from both sides cutter - Google Patents

Machine presss from both sides cutter Download PDF

Info

Publication number
CN209886709U
CN209886709U CN201920719177.5U CN201920719177U CN209886709U CN 209886709 U CN209886709 U CN 209886709U CN 201920719177 U CN201920719177 U CN 201920719177U CN 209886709 U CN209886709 U CN 209886709U
Authority
CN
China
Prior art keywords
cutter
blade
groove
bar
pressing
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.)
Expired - Fee Related
Application number
CN201920719177.5U
Other languages
Chinese (zh)
Inventor
吴国明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Vocational and Technical College
Original Assignee
Sichuan Vocational and Technical College
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sichuan Vocational and Technical College filed Critical Sichuan Vocational and Technical College
Priority to CN201920719177.5U priority Critical patent/CN209886709U/en
Application granted granted Critical
Publication of CN209886709U publication Critical patent/CN209886709U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to the technical field of processing cutters, in particular to a machine clamp cutting knife, which comprises a blade and a knife bar, wherein the knife bar is provided with a first mounting groove and a second mounting groove which are mutually communicated, the blade is arranged in the first mounting groove, and a knife pressing bar for vertically limiting the blade is arranged in the second mounting groove; a clamping screw for fixing the pressing cutter rod is arranged between the cutter rod and the pressing cutter rod; still be provided with the spacing groove on the cutter arbor, the spacing inslot is provided with carries out horizontal spacing sword gasket to the blade, still be provided with the spring groove with the spacing groove intercommunication on the cutter arbor, and the spring groove transversely runs through whole cutter arbor. Through this cutting off cutter, can effectively solve the blade wearing and tearing back and can not use the sharpening again of blade, the fixed effect of blade is not good, the cutter arbor rigidity is poor and change the inconvenient problem of blade.

Description

Machine presss from both sides cutter
Technical Field
The utility model relates to a processing cutter technical field especially relates to a machine presss from both sides cutter.
Background
The cutting-off tool is mainly used for cutting off a workpiece or cutting an annular groove on the workpiece, the tool bit of the cutting-off tool is long and narrow, the size of the blade is small, the rigidity is poor, and the cutting-off tool is easy to vibrate during cutting, so that the abnormal abrasion of the blade is caused, and the service life of the blade is influenced.
In the prior art, the chinese utility model patent file with publication number CN204262385U and granted announcement date 2015, 04/15 is proposed to solve the existing technical problems, the technical scheme disclosed in this patent document is such a machine tool cutting tool, including cutter body and cutter arbor, the cutter body includes blade and tool bit, the tool bit set up in the front end of blade, the both sides of tool bit are provided with the main cutting edge of symmetric distribution, the contained angle of the knife tip that the main cutting edge formed is 30-150 °, the relief angle of tool bit is 0-30 °, the front end of cutter arbor is provided with the blade groove, the cutter body coincide install in the blade inslot is fixed, still include locking screw on the cutter arbor, the cutter body with the blade groove passes through locking screw is fixed.
In the actual use process, the following problems can occur in the technical scheme:
(1) the force for clamping the blade of the mechanical clamp cutting-off tool is provided only by a screw, the clamping force is not large, and the cutting amount is difficult to greatly improve.
(2) The cutter body with the blade groove passes through locking screw fixed, when needing to change the cutter body, need loosen locking screw, change the completion, need fix locking screw, this in-process, be difficult to the location cutter body, the cutter body appears discomfort such as installation angle easily.
(3) The cutter head can not be used for sharpening the cutter head again after being worn, only the cutter head can be replaced, the utilization rate of the cutter head is high, and the service life is short.
(4) The cutter body is matched with the cutter bar for use, and the application range is narrow.
(5) Only the cutter bar supports the cutter head, so that the rigidity of the cutter bar is poor, and vibration is easy to generate during cutting.
Disclosure of Invention
For solving the technical problem, the utility model provides a machine presss from both sides cutting-off knife can effectively solve the blade wearing and tearing back can not use the blade sharpening again, the fixed effect of blade is not good and change the inconvenient defect of blade, adopts the utility model discloses can realize the repeated sharpening of blade and use to improve the rate of utilization of blade greatly.
The utility model discloses a realize through adopting following technical scheme:
the utility model provides a machine presss from both sides cutting off cutter, includes blade and cutter arbor, its characterized in that: the cutter bar is provided with a first mounting groove and a second mounting groove which are mutually communicated, a blade is arranged in the first mounting groove, and a cutter pressing bar for vertically limiting the blade is arranged in the second mounting groove; a clamping screw for fixing the pressing cutter rod is arranged between the cutter rod and the pressing cutter rod; still be provided with the spacing groove on the cutter arbor, the spacing inslot is provided with carries out horizontal spacing sword gasket to the blade, still be provided with the spring groove with the spacing groove intercommunication on the cutter arbor, and the spring groove transversely runs through whole cutter arbor.
The cutter bar is also provided with an adjusting hole communicated with the spring groove.
The cutter bar and the cutter pressing bar are provided with a threaded hole and a waist-shaped hole which are matched with each other, and the clamping screw penetrates through the waist-shaped hole and is inserted into the threaded hole.
The cutter bar is also connected with an adjusting screw in a threaded manner, and one end of the adjusting screw is abutted against the tail end face of the cutter pressing bar.
The tail end of the cutter pressing rod is further provided with an adjusting screw rod in a threaded mode, and the end face of the adjusting screw rod is abutted to the cutter rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a cutter arbor is provided with the blade on the cutter arbor, still be provided with on the cutter arbor and carry out vertical spacing cutter arbor to the blade, still be provided with the spacing groove on the cutter arbor, the spacing inslot is provided with carries out horizontal spacing sword gasket to the blade, through the position of cutter arbor and sword gasket limit blade, realizes the fixed of blade, still is provided with the spring groove that runs through whole cutter arbor simultaneously on the cutter arbor. When the cutter is installed on a machine tool, the screw on the clamp extrudes the cutter bar, and due to the existence of the spring groove, the cutter bar generates small deformation to extrude the cutter gasket, so that the fastening of the cutter is completed, the normal use of the cutter is ensured, and the fixing effect of the cutter is good.
Simultaneously the blade is installed in first mounting groove, realizes transversely spacing through the shim, realizes vertical spacing through pressing the cutter arbor, and the clamp screw who passes through between cutter arbor and the pressure cutter arbor realizes fixing simultaneously, and the shim is located the spacing inslot, when the blade wearing and tearing, can change the blade at any time or use the repeated sharpening of blade according to the wearing and tearing condition of blade, and the cutter arbor then can used repeatedly to greatly reduced the use cost of cutter.
2. The utility model discloses still be provided with the regulation hole with spring groove intercommunication, reduce the stress of the corner of spring groove tip through the regulation hole, avoid the cutter arbor to be pressed absolutely, prolong the life of cutter arbor.
3. The utility model discloses still be provided with adjusting screw, adjusting screw's terminal surface supports to lean on the cutter arbor, through adjusting screw when moving to cutter arbor one side, has reverse effort to pressing the cutter arbor, presses the cutter arbor to use clamping screw to take place to rotate as the rotation axis to the extrusion force between cutter arbor and the blade is pressed in the reinforcing, improves the fastening effect of pressing the cutter arbor to the blade.
Drawings
The invention will be described in further detail with reference to the following description taken in conjunction with the accompanying drawings and detailed description, in which:
fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1 in the specification of the present invention;
the labels in the figure are:
1. the cutter comprises a blade, 2, a cutter pressing rod, 3, a clamping screw, 4, a cutter rod, 5, a cutter gasket, 6, an adjusting screw, 7, an adjusting screw, 8, a waist-shaped hole, 9, a limiting groove, 10, an adjusting hole, 11 and an elastic groove.
Detailed Description
Example 1
As a basic embodiment of the present invention, the present invention includes a clip cutter, which includes a blade 1 and a cutter bar 4, wherein the cutter bar 4 is provided with a first mounting groove and a second mounting groove that are communicated with each other, the blade 1 is disposed in the first mounting groove, and a cutter bar 2 for vertically limiting the blade 1 is disposed in the second mounting groove; a clamping screw 3 for fixing the pressing cutter rod 2 is arranged between the cutter rod 4 and the pressing cutter rod 2; still be provided with spacing groove 9 on the cutter arbor 4, be provided with in the spacing groove 9 and carry out horizontal spacing shim 5 to blade 1, still be provided with the spring groove with spacing groove 9 intercommunication on the cutter arbor 4, and the spring groove transversely runs through whole cutter arbor 4.
Example 2
As a preferred embodiment of the present invention, the present invention comprises a clip cutter, which comprises a blade 1 and a cutter bar 4, wherein the cutter bar 4 is provided with a first mounting groove and a second mounting groove that are communicated with each other, the blade 1 is arranged in the first mounting groove, and a cutter bar 2 for vertically limiting the blade 1 is arranged in the second mounting groove; a clamping screw 3 for fixing the pressing cutter rod 2 is arranged between the cutter rod 4 and the pressing cutter rod 2; still be provided with spacing groove 9 on the cutter arbor 4, be provided with in the spacing groove 9 and carry out horizontal spacing shim 5 to blade 1, still be provided with the spring groove with spacing groove 9 intercommunication on the cutter arbor 4, and the spring groove transversely runs through whole cutter arbor 4, still be provided with the regulation hole 10 with spring groove intercommunication on the cutter arbor 4. The limiting groove 9 can be a dovetail groove, and the blade pad 5 is provided with a trapezoidal slide rail corresponding to the dovetail groove.
A threaded hole and a waist-shaped hole which are matched with each other are arranged between the cutter bar 4 and the cutter pressing bar 2, and the clamping screw 3 penetrates through the waist-shaped hole to be inserted into the threaded hole.
Example 3
As another preferred embodiment of the present invention, the present invention includes a clip cutter, which comprises a blade 1 and a cutter bar 4, wherein the cutter bar 4 is provided with a first mounting groove and a second mounting groove that are communicated with each other, the blade 1 is disposed in the first mounting groove, and a cutter bar 2 for vertically limiting the blade 1 is disposed in the second mounting groove; a clamping screw 3 for fixing the pressing cutter rod 2 is arranged between the cutter rod 4 and the pressing cutter rod 2; still be provided with spacing groove 9 on the cutter arbor 4, be provided with in the spacing groove 9 and carry out horizontal spacing shim 5 to blade 1, still be provided with the spring groove with spacing groove 9 intercommunication on the cutter arbor 4, and the spring groove transversely runs through whole cutter arbor 4.
The cutter bar 4 is also connected with an adjusting screw 7 in a threaded manner, and one end of the adjusting screw 7 abuts against the tail end face of the cutter pressing bar 2. The tail end of the cutter pressing rod 2 is also provided with an adjusting screw rod 6 in a threaded manner, and the end face of the adjusting screw rod 6 is abutted against the cutter rod 4.
The limiting groove 9 can be a dovetail groove, and the blade pad 5 is provided with a trapezoidal slide rail corresponding to the dovetail groove. Trapezoidal slide rail and shim 5 integrated into one piece, the structure is simpler, and makes the overall stability of cutting off cutter good, avoids the slide rail to break away from with shim 5 because of cutting force or because of the vibration.
In order to make the cutting smooth, the chip is easy to be removed, the tool durability is high, the processing surface is straight, and besides the individual exception, various cutting edges such as herringbone edge, double transition edge, arc edge and the like can be adopted.
Example 4
As the best mode of the utility model, referring to the attached drawing 1 and the attached drawing 2 of the specification, the utility model discloses a mechanical clamp cutting knife, which comprises a blade 1 and a knife bar 4, wherein the knife bar 4 is provided with a first mounting groove and a second mounting groove which are mutually communicated, the blade 1 is arranged in the first mounting groove, and a knife pressing bar 2 for vertically limiting the blade 1 is arranged in the second mounting groove; a clamping screw 3 for fixing the pressing cutter rod 2 is arranged between the cutter rod 4 and the pressing cutter rod 2; still be provided with spacing groove 9 on the cutter arbor 4, be provided with in the spacing groove 9 and carry out horizontal spacing shim 5 to blade 1, still be provided with the spring groove with spacing groove 9 intercommunication on the cutter arbor 4, and the spring groove transversely runs through whole cutter arbor 4.
Still be provided with the regulation hole 10 with spring groove intercommunication on the cutter arbor 4, reduce the stress of the corner of spring groove tip through regulation hole 10, avoid cutter arbor 4 to be pressed absolutely, prolong the life of cutter arbor 4
A threaded hole and a waist-shaped hole which are matched with each other are arranged between the cutter bar 4 and the cutter pressing bar 2, and the clamping screw 3 penetrates through the waist-shaped hole to be inserted into the threaded hole. The cutter bar 4 is also connected with an adjusting screw 7 in a threaded manner, and one end of the adjusting screw 7 abuts against the tail end face of the cutter pressing bar 2. The tail end of the cutter pressing rod 2 is also provided with an adjusting screw rod 6 in a threaded manner, and the end face of the adjusting screw rod 6 is abutted against the cutter rod 4. Because adjusting screw 6's terminal surface supports and leans on cutter arbor 4, through adjusting screw 6 when moving to cutter arbor 4 one side, has reverse effort to pressing cutter arbor 2, presses cutter arbor 2 to take place to rotate for the rotation axis with clamping screw 3 to the extrusion force between reinforcing pressing cutter arbor 2 and the blade 1 improves the fastening effect of pressing cutter arbor 2 to blade 1.
The blade 1 can be made of YT15, and the cutter bar 4 and the cutter pad 5 are made of 45-50HRC or 45 steel through thermal refining. The cutting edge of the blade 1 can be a herringbone edge, a double transition edge or a circular arc edge.
The existing cutting knife generally needs a positive rake angle of 15 degrees and needs to sharpen a hard alloy cutter material, a 5-degree angle can be designed on the cutter bar 4, and a positive rake angle of 5 degrees is obtained when the blade 1 is installed on the cutter bar 4, so that the workload of sharpening hard alloy can be reduced, the consumption of the cutter material is reduced, and the service life of the cutter is prolonged.
This application is through pressing cutter arbor 2 and shim 5 to inject the position of blade 1, realizes the fixed to blade 1, still is provided with the spring groove that runs through whole cutter arbor 4 simultaneously on cutter arbor 4, when the cutter was installed on the lathe, the cutter arbor 2 was extruded to the screw on the anchor clamps, thereby because the existence in spring groove, thereby cutter arbor 4 takes place small deformation extrusion shim 5, accomplishes the fastening to blade 1, guarantees the normal use of cutter. The utility model discloses a blade 1 can be changed at any time according to the wearing and tearing condition, and cutter arbor 4 then can used repeatedly to greatly reduced the use cost of cutter. And the working efficiency can be improved by 3-5 times by using the clamp cutting knife of the machine, the two sides of the processed part are straight, and the roughness can be stabilized at Ra12.5-6.3 microns.
In conclusion, after the ordinary skilled in the art reads the document of the present invention, the technical solution and technical idea of the present invention do not need creative mental labor and make other various corresponding transformation schemes, which all belong to the protection scope of the present invention.

Claims (5)

1. The utility model provides a machine presss from both sides cutting knife, includes blade (1) and cutter arbor (4), its characterized in that: a first mounting groove and a second mounting groove which are mutually communicated are formed in the cutter bar (4), a blade (1) is arranged in the first mounting groove, and a cutter pressing bar (2) used for vertically limiting the blade (1) is arranged in the second mounting groove; a clamping screw (3) for fixing the pressing cutter rod (2) is arranged between the cutter rod (4) and the pressing cutter rod (2); still be provided with spacing groove (9) on cutter arbor (4), be provided with in spacing groove (9) and carry out horizontal spacing sword gasket (5) to blade (1), still be provided with the spring groove with spacing groove (9) intercommunication on cutter arbor (4), and spring groove transversely runs through whole cutter arbor (4).
2. A clip cutter according to claim 1, wherein: the cutter bar (4) is also provided with an adjusting hole (10) communicated with the spring groove.
3. A clip cutter according to claim 2, wherein: threaded holes and waist-shaped holes which are matched with each other are formed between the cutter bar (4) and the cutter pressing bar (2), and the clamping screw (3) penetrates through the waist-shaped holes to be inserted into the threaded holes.
4. A clip cutter according to claim 1 or 3, wherein: the cutter bar (4) is further connected with an adjusting screw (7) in a threaded mode, and one end of the adjusting screw (7) abuts against the tail end face of the cutter pressing bar (2).
5. A clip cutter according to claim 4, wherein: the tail end of the cutter pressing rod (2) is provided with an adjusting screw rod (6) in a threaded manner, and the end face of the adjusting screw rod (6) is abutted against the cutter rod (4).
CN201920719177.5U 2019-05-20 2019-05-20 Machine presss from both sides cutter Expired - Fee Related CN209886709U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920719177.5U CN209886709U (en) 2019-05-20 2019-05-20 Machine presss from both sides cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920719177.5U CN209886709U (en) 2019-05-20 2019-05-20 Machine presss from both sides cutter

Publications (1)

Publication Number Publication Date
CN209886709U true CN209886709U (en) 2020-01-03

Family

ID=69020961

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920719177.5U Expired - Fee Related CN209886709U (en) 2019-05-20 2019-05-20 Machine presss from both sides cutter

Country Status (1)

Country Link
CN (1) CN209886709U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114083002A (en) * 2021-11-22 2022-02-25 齐鲁工业大学 Machine presss from both sides transposition cutter with weak rigidity shim

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114083002A (en) * 2021-11-22 2022-02-25 齐鲁工业大学 Machine presss from both sides transposition cutter with weak rigidity shim
CN114083002B (en) * 2021-11-22 2023-01-31 齐鲁工业大学 Machine presss from both sides transposition cutter with weak rigidity shim

Similar Documents

Publication Publication Date Title
CN209886709U (en) Machine presss from both sides cutter
CN102601401B (en) Combined turning tool for cutting rectangular thread of elastic material
CN209349533U (en) A kind of indexable turning tool
CN110385475A (en) A kind of high speed broaching cutters
CN218875055U (en) Diamond cutter based on workpiece edge burr is got rid of
CN205020835U (en) Machine presss from both sides turning cutter
CN203875435U (en) Machine clamped type trapezoidal-thread vibration reduction turning tool
CN217253135U (en) Numerical control cutter with nano composite superhard self-lubricating film
CN216177348U (en) Threading lathe tool piece convenient to installation
CN204818126U (en) Heavily loaded boring bar is used to lathe
CN220462356U (en) Clamping type face milling cutter
CN211965963U (en) Lathe tool convenient to change tool bit
CN203109272U (en) Boring bar for machining tappet pore of motor
CN213055230U (en) Bamboo wood cutting finish plane cutter
CN212857794U (en) Special numerical control cutter bar convenient for replacing blade for excircle chamfering
CN211564539U (en) Cutter suitable for forward and reverse boring
CN218015852U (en) Modular high stability numerical control cutter
CN214108826U (en) Square indexable turning insert with dividing and cutting performance
CN220144792U (en) Shockproof CBN cutter for brake disc surface finish turning
CN218803201U (en) Diamond cutting piece structure
CN213053130U (en) Sawtooth thread milling cutter convenient to change blade
CN217529357U (en) V-shaped knife
CN203418911U (en) Carving machine tool clamp
CN215544997U (en) Boring cutter convenient to centre gripping
CN216177232U (en) Detachable cutting metal saw blade

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200103

CF01 Termination of patent right due to non-payment of annual fee