CN106835539B - Sewing machine cutting knife grinding machine - Google Patents
Sewing machine cutting knife grinding machine Download PDFInfo
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- CN106835539B CN106835539B CN201611206728.5A CN201611206728A CN106835539B CN 106835539 B CN106835539 B CN 106835539B CN 201611206728 A CN201611206728 A CN 201611206728A CN 106835539 B CN106835539 B CN 106835539B
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- plate
- sewing machine
- cutting knife
- casing
- blade placement
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B81/00—Sewing machines incorporating devices serving purposes other than sewing, e.g. for blowing air, for grinding
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention provides a kind of sewing machine cutting knife grinding machines, belong to field of mechanical technique.It solves the problems, such as that the grinder of existing sewing machine cutter is at high cost as power source using independent motor and grinding angle is uncontrollable.This sewing machine cutting knife grinding machine, including casing and the main shaft being arranged in casing, the abrasive wheel outside casing is connected on main shaft by connection structure, casing is sewing machine case, main shaft is sewing machine crankshaft, the support plate positioned at abrasive wheel side is fixed on casing, support plate is equipped with the blade placement plate positioned at abrasive wheel front, the adjustment structure one for adjusting blade placement plate tilt angle is equipped between blade placement plate and support plate, blade placement plate is equipped with the location structure for positioning cutter, the adjustment structure two for adjusting cutter deflection angle is equipped between location structure and blade placement plate.The present invention have many advantages, such as it is at low cost, be able to satisfy cutting edge special angle requirement.
Description
Technical field
The invention belongs to field of mechanical technique, are related to a kind of blade grinder, especially a kind of sewing machine cutting knife grinding machine.
Background technique
Any cutter can all have certain passivation in use for some time, guarantee its sharpness by grinding.However
In commercially available grinding equipment, though traditional hand-ground plate, grinding rod can deal with all cutters, manual operation is difficult each face
Face is all arrived, and uses time-consuming and laborious, user's DOMS or accidentally injured is be easy to cause, for the shape angle of rag knife
Also it is difficult to control.Autogenous mill is commonly available to medium-and-large-sized cutter, this kind of for sewing machine rag knife small and to shape
There is the blade of special angle requirement and is not suitable for.Meanwhile garment sewing technique is high to rag knife shape angle requirement, it is necessary to Qie Bu
Neatly, without flash, cause in the case where grinding difficult, most users directly select more allowing blade replacement, cause increased costs.
For this purpose, Chinese patent discloses a kind of knife sharpener [Authorization Notice No. of use in sewing machine rag knife
CN203923638U], including knife sharpener is equipped with operating assembly at the knife sharpener side and is set on the operating assembly and for fixed
The fixation tool apron of the rag knife, and fixed tool apron includes one to extend shape with the base portion of the mutual clip of operating assembly, by the base portion
At for placing setting knife platform and at least one being fixedly arranged on this and set on knife platform and for the fixing piece of the fixed rag knife for the rag knife.
User can place it in setting on knife platform for knife sharpener when rag knife is passivated, and then select appropriate location and added with fixing piece
With pressing, and base portion is locked into jail, then adjust fixed tool apron to the position of needs with operating assembly, it can automatic grinding.
Although above-mentioned knife sharpener can grind rag knife, keep its recovery sharp, saves the cost of replacement cutter, its nothing
Method accurately controls the angle of sharpening, causes its range of work small；And knife sharpener drives grinding wheel to act using independent motor,
Increase cost.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, propose it is a kind of it is at low cost, be able to satisfy cutter
The sewing machine cutting knife grinding machine that piece special angle requires.
Object of the invention can be realized by the following technical scheme:
This sewing machine cutting knife grinding machine passes through connection on the main shaft including casing and the main shaft being arranged in casing
Structure is connected with the abrasive wheel outside casing, which is characterized in that the casing is sewing machine case, and the main shaft is seam
It threads machine crankshaft, the support plate positioned at abrasive wheel side is fixed on the casing, the support plate, which is equipped with, is located at grinding
The blade placement plate for taking turns front is equipped with the tune for adjusting blade placement plate tilt angle between the blade placement plate and support plate
Section structure one, the blade placement plate are equipped with the location structure for positioning cutter, the location structure and blade placement plate
Between be equipped with adjustment structure two for adjusting cutter deflection angle.
Support plate in this grinder is fixed by screws in the left side of casing, and abrasive wheel is grinding wheel.Through factual survey, seam
Bottom knife is frayed serious in machine use process of threading, this grinder is designed for sewing machine bottom knife, meets the special of bottom knife
Angle requirement.In the form of sheets, including top surface, bottom surface, two sides and sword end face determine that the angle of top surface and sword end face is to bottom knife
First angle determines that the angle of side and sword end face is second angle, and adjustment structure one is used to adjust the size of first angle, adjusts
Section structure two is used to adjust the size of second angle.
In above-mentioned sewing machine cutting knife grinding machine, the location structure includes the guide plate in blade placement plate
One and the guide plate two that is oppositely arranged with guide plate one, there is notch one, on the guide plate two on the guide plate one
With the notch two being oppositely arranged with notch one, the notch one and notch two constitute guide groove, and cutter is threaded through guide groove
It is interior and with guide groove clearance fit.
In above-mentioned sewing machine cutting knife grinding machine, the adjustment structure two includes at least one on guide plate one
At least one a perpendicular to the strip groove one of guide groove length direction setting and on guide plate two is perpendicular to guiding flute length
The strip groove two of direction setting is spent, is equipped with the screw one being threadedly coupled with blade placement plate, the screw one in strip groove one
Outer diameter be less than strip groove one width；The screw two being threadedly coupled with blade placement plate, the spiral shell are equipped in strip groove two
The outer diameter of nail two is less than the width of strip groove two.
It unclamps screw one and guide plate one is adjusted relative to the distance between guide plate two, to change guide groove in screw two
Width so that it is met the cutter of different model.Guide plate one and the angle of guide plate two can also be finely adjusted simultaneously, from
And realize the fine tuning of guide groove, achieve the purpose that the angle for finely tuning bottom knife side and sword end face.
In above-mentioned sewing machine cutting knife grinding machine, the strip groove one is 1-2, and the strip groove two is 1-2
It is a.
In above-mentioned sewing machine cutting knife grinding machine, the strip groove one is two and is parallel to each other set on guide plate one
Two sides at, the strip groove two is two and to be parallel to each other at the two sides of guide plate two.
In above-mentioned sewing machine cutting knife grinding machine, the blade placement plate has and support close to one end of support plate
Plate is parallel and the connecting plate for the setting that reclines, the blade placement plate and connecting plate integrated molding and is arranged in a mutually vertical manner, described
Connecting plate on be equipped with the screw three connecting with support plate thread, above-mentioned adjustment structure one is set on connecting plate.
Connecting plate three is set on screw three, can be rotated in a circumferential direction around screw three.
In above-mentioned sewing machine cutting knife grinding machine, the adjustment structure one include arc groove on the connecting plate and
The screw four connecting with support plate thread being arranged in the arc groove, the center of circle of the arc groove are located at the central axes of screw three
On, the head of the screw four is resisted against on the connecting plate.
When needed, screw four is unclamped, pulling connecting plate makes it rotate by a certain angle around screw three, guarantees that blade is put
It sets plate and turns to suitable position, then locked connecting plate by screw four, it is easy to adjust.It, can be in order to guarantee degree of regulation
Scale is arranged in the edge of arc groove, can quickly read the angle that blade placement plate is rotated.
In above-mentioned sewing machine cutting knife grinding machine, the connection structure includes be arranged in spindle nose same with main shaft
The connector and thread bush of axis setting are set to the nut on the connector, have positioning ring on the connector, described grinds
Emery wheel is resisted against on positioning ring under the action of nut.
When not in use, nut can be unclamped, abrasive wheel is removed from connector.
In above-mentioned sewing machine cutting knife grinding machine, the top of the support plate, which is additionally provided with, to be extended to above abrasive wheel
Protective plate, the lower part of the support plate are equipped with the slug collection box being located at below abrasive wheel.By the protective plate of setting and useless
It considers collection box to be worth doing, safety and ease of use can be improved.
In above-mentioned sewing machine cutting knife grinding machine, hinged seamed cover on the casing.
When not in use, seam platform cover can be closed, abrasive wheel is covered, it is safer.
When cutter (bottom knife) passivation needs to grind, cutter is removed from sewing machine, first second jiao according to cutter
Degree adjusts installation site between guide plate one and guide plate two, then cutter is put into and is made of notch one and notch two
In guide groove, makes cutter against abrasive wheel, start sewing machine, sewing machine crankshaft rotation then drives abrasive wheel to grind cutter, uses
Person need to only keep cutter against grinding wheel.After blade grinding in place, being attached it on sewing machine again can restore sharp
Degree, greatly increases the service life of cutter.
Compared with prior art, this sewing machine cutting knife grinding machine has the advantage that
By sewing machine crankshaft as driving source, low in cost, structure is simple, and abrasive wheel is fixed to seam by connector
It threads on machine crankshaft, the installation and replacement of abrasive wheel are convenient, are effectively saved cost；Cutter grinds adjustable angle, is suitable for difference
The distinctive appearance angle requirement of width cutter, it is applied widely；Total is arranged in casing left side wall, user operation side
Just, cutter can also be ground for other people when user sews.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of preferred embodiment provided by the invention.
Fig. 2 is the partial structure diagram of preferred embodiment provided by the invention.
Fig. 3 is the schematic diagram of blade placement plate in preferred embodiment provided by the invention.
Fig. 4 is the part-structure side view of preferred embodiment provided by the invention.
In figure, 1, abrasive wheel；2, sewing machine case；3, sewing machine crankshaft；4, support plate；5, blade placement plate；6, cutter；
7, guide plate one；8, guide plate two；9, guide groove；10, strip groove one；11, strip groove two；12, connecting plate；13, screw three；
14, arc groove；15, connector；16, nut；17, positioning ring；18, protective plate；19, slug collection box；20, platform cover is stitched.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
This sewing machine cutting knife grinding machine is connected on main shaft by connection structure including casing and the main shaft being arranged in casing
It is connected to the abrasive wheel 1 being located at outside casing.As shown in Figure 1, casing is sewing machine case 2, main shaft is sewing machine crankshaft 3, on casing
It is fixed with the support plate 4 positioned at 1 side of abrasive wheel, as shown in Fig. 2, the blade that support plate 4 is equipped with positioned at 1 front of abrasive wheel is put
Plate 5 is set, the adjustment structure one for adjusting 5 tilt angle of blade placement plate is equipped between the blade placement plate 5 and support plate 4,
Blade placement plate 5 is equipped with the location structure for positioning cutter 6, is equipped with and is used between the location structure and blade placement plate 5
Adjust the adjustment structure two of 6 deflection angle of cutter.
Support plate 4 in this grinder is fixed by screws in the left side of casing, and abrasive wheel 1 is grinding wheel.Through factual survey,
Bottom knife is easy frayed serious in sewing machine use process, this grinder is designed for sewing machine bottom knife, meets bottom knife
Special angle requirement.In the form of sheets, including top surface, bottom surface, two sides and sword end face determine top surface and sword end face to bottom knife
Angle is first angle, determines that the angle of side and sword end face is second angle, adjustment structure one is for adjusting first angle
Size, adjustment structure two are used to adjust the size of second angle.
As shown in Figures 2 and 3, location structure include guide plate 1 in the blade placement plate 5 and with guide plate 1
The guide plate 28 being oppositely arranged has notch one on guide plate 1, has the slot being oppositely arranged with notch one on guide plate 28
Mouthfuls two, notch one and notch two constitute guide groove 9, cutter 6 be threaded through in guide groove 9 and with 9 clearance fit of guide groove.
In the present embodiment, adjustment structure two includes at least one on the guide plate 1 perpendicular to 9 length side of guide groove
At least one bar shaped being arranged perpendicular to 9 length direction of guide groove to the strip groove 1 of setting and on guide plate 28
Slot 2 11, the screw one being threadedly coupled with blade placement plate 5 is equipped in strip groove 1, and the outer diameter of screw one is less than strip groove
One 10 width；The screw two being threadedly coupled with blade placement plate 5 is equipped in strip groove 2 11, the outer diameter of screw two is less than item
The width of shape slot 2 11.
It unclamps screw one and guide plate 1 is adjusted relative to the distance between guide plate 28, to change guiding in screw two
The width of slot 9 makes it meet the cutter of different model 6.The angle of guide plate 1 and guide plate 28 can also be carried out simultaneously micro-
It adjusts, to realize the fine tuning of guide groove 9, achievees the purpose that the angle for finely tuning bottom knife side and sword end face.
In the present embodiment, as shown in figure 3, strip groove 1 is two and is parallel to each other at the two sides of guide plate 1,
Strip groove 2 11 is two and is parallel to each other at the two sides of guide plate 28.
As shown in figure 3, blade placement plate 5 has company parallel with support plate 4 and the setting that reclines close to one end of support plate 4
Fishplate bar 12, blade placement plate 5 are integrally formed and are arranged in a mutually vertical manner with connecting plate 12, be equipped on connecting plate 12 and support plate 4
The screw 3 13 of threaded connection, adjustment structure one are set on connecting plate 12.Connecting plate 12 is set on screw 3 13, can be around screw
3 13 rotate in a circumferential direction.
As shown in figure 4, adjustment structure one includes the arc groove 14 on connecting plate 12 and is arranged in the arc groove 14
The screw four being threadedly coupled with support plate 4, the center of circle of arc groove 14 is located on the central axes of screw 3 13, the head of screw four
It is resisted against on the connecting plate 12.
When needed, screw four is unclamped, pulling connecting plate 12 makes it rotate by a certain angle around screw 3 13, guarantees knife
Piece placement plate 5 turns to suitable position, is then locked connecting plate 12 by screw four, easy to adjust.In order to guarantee to adjust essence
Degree can be arranged scale at the edge of arc groove 14, can quickly read the angle that blade placement plate 5 is rotated.
As shown in figure 4, connection structure includes the connector 15 and screw thread with main shaft coaxial arrangement for being arranged in spindle nose
The nut 16 being sheathed on the connector 15, has positioning ring 17 on connector 15, abrasive wheel 1 under the action of nut 16 against
On positioning ring 17.When not in use, nut 16 can be unclamped, abrasive wheel 1 is removed from connector 15.
As depicted in figs. 1 and 2, the top of support plate 4 is additionally provided with the protective plate 18 extended to above abrasive wheel 1, support
The lower part of plate 4 is equipped with the slug collection box 19 being located at below abrasive wheel 1.Pass through the protective plate 18 and slug collection box of setting
19, safety and ease of use can be improved.As shown in Figure 1, hinged seamed cover 20 on casing.When not in use, Ke Yihe
Upper seam platform cover 20, covers abrasive wheel 1, safer.
When cutter 6 (bottom knife) passivation needs to grind, cutter 6 is removed from sewing machine, first second according to cutter 6
Angle adjusts the installation site between guide plate 1 and guide plate 28, then cutter 6 is put by notch one and notch two
In the guide groove 9 of composition, makes cutter 6 against abrasive wheel 1, start sewing machine, the rotation of sewing machine crankshaft 3 then drives abrasive wheel 1 to grind
Cutter 6 is ground, user need to only keep cutter 6 against grinding wheel.After blade grinding in place, attach it on sewing machine again
It can restore sharpness, greatly increase the service life of cutter 6.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (8)
1. a kind of sewing machine cutting knife grinding machine passes through connection on the main shaft including casing and the main shaft being arranged in casing
Structure is connected with the abrasive wheel (1) outside casing, which is characterized in that the casing is sewing machine case (2), the master
Axis is sewing machine crankshaft (3), is fixed with the support plate (4) positioned at abrasive wheel (1) side, the support plate on the casing
(4) it is equipped with the blade placement plate (5) positioned at abrasive wheel (1) front, is equipped between the blade placement plate (5) and support plate (4)
For adjusting the adjustment structure one of blade placement plate (5) tilt angle, the blade placement plate (5) is equipped with cuts for positioning
The location structure of knife (6) is equipped with the tune for adjusting cutter (6) deflection angle between the location structure and blade placement plate (5)
Section structure two；The location structure include guide plate one (7) on blade placement plate (5) and with guide plate one (7) phase
To the guide plate two (8) of setting, there is notch one on the guide plate one (7), has on the guide plate two (8) and slot
The notch two that mouth one is oppositely arranged, the notch one and notch two constitute guide groove (9), and cutter (6) is threaded through guide groove (9)
It is interior and with guide groove (9) clearance fit；The adjustment structure two include on the guide plate one (7) at least one perpendicular to
The strip groove one (10) of guide groove (9) length direction setting and at least one being set on guide plate two (8) are perpendicular to guide groove
(9) strip groove two (11) of length direction setting, strip groove one (10) is interior to be equipped with the spiral shell being threadedly coupled with blade placement plate (5)
Nail one, the outer diameter of the screw one are less than the width of strip groove one (10)；It is equipped with and blade placement plate in strip groove two (11)
(5) screw two being threadedly coupled, the outer diameter of the screw two are less than the width of strip groove two (11).
2. sewing machine cutting knife grinding machine according to claim 1, which is characterized in that the strip groove one (10) is 1-2
A, the strip groove two (11) is 1-2.
3. sewing machine cutting knife grinding machine according to claim 2, which is characterized in that the strip groove one (10) is two
And be parallel to each other at the two sides of guide plate one (7), the strip groove two (11) is two and is parallel to each other set on guiding
At the two sides of plate two (8).
4. sewing machine cutting knife grinding machine according to claim 1 or 2 or 3, which is characterized in that the blade placement plate
(5) one end close to support plate (4) has connecting plate (12) parallel with support plate (4) and the setting that reclines, and the blade is put
It sets plate (5) and is integrally formed and is arranged in a mutually vertical manner with connecting plate (12), be equipped on the connecting plate (12) and support plate (4)
The screw three (13) of threaded connection, above-mentioned adjustment structure one are set on connecting plate (12).
5. sewing machine cutting knife grinding machine according to claim 4, which is characterized in that the adjustment structure one includes being set to
Arc groove (14) on connecting plate (12) and the screw four being threadedly coupled with support plate (4) being arranged in the arc groove (14),
The center of circle of the arc groove (14) is located on the central axes of screw three (13), and the head of the screw four is resisted against the connection
On plate (12).
6. sewing machine cutting knife grinding machine according to claim 1 or 2 or 3, which is characterized in that the connection structure includes
It is arranged in the nut with the connector (15) and thread bush of main shaft coaxial arrangement on the connector (15) of spindle nose
(16), there are positioning ring (17) on the connector (15), the abrasive wheel (1) is resisted against under the action of nut (16)
On positioning ring (17).
7. sewing machine cutting knife grinding machine according to claim 1 or 2 or 3, which is characterized in that the support plate (4) it is upper
Portion is additionally provided with the protective plate (18) extended to above abrasive wheel (1), and the lower part of the support plate (4), which is equipped with, is located at abrasive wheel
(1) the slug collection box (19) at lower section.
8. sewing machine cutting knife grinding machine according to claim 1 or 2 or 3, which is characterized in that be hinged on the casing
It stitches platform cover (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206728.5A CN106835539B (en) | 2016-12-23 | 2016-12-23 | Sewing machine cutting knife grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206728.5A CN106835539B (en) | 2016-12-23 | 2016-12-23 | Sewing machine cutting knife grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106835539A CN106835539A (en) | 2017-06-13 |
| CN106835539B true CN106835539B (en) | 2019-07-23 |
Family
ID=59136330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611206728.5A Active CN106835539B (en) | 2016-12-23 | 2016-12-23 | Sewing machine cutting knife grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106835539B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593503A (en) * | 2020-06-15 | 2020-08-28 | 拓卡奔马机电科技有限公司 | Cutter mechanism in door front of a garment machine's slope |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU6713587A (en) * | 1986-01-06 | 1987-07-09 | Yackob Golda | Yarn cutting head for tufting machine |
| CN1638927A (en) * | 2002-02-20 | 2005-07-13 | 朴洪顺 | Apparatus for forming groove used in cutting blade |
| CN2900077Y (en) * | 2006-03-16 | 2007-05-16 | 张家港名阳精密机械制造有限公司 | Knife grinder |
| CN101058925A (en) * | 2006-04-21 | 2007-10-24 | 星锐缝纫机股份有限公司 | Cutter set for sewing machine |
| CN201446462U (en) * | 2009-07-21 | 2010-05-05 | 罗永辉 | Knife milling machine |
| CN201864931U (en) * | 2010-11-15 | 2011-06-15 | 天津宝盈电脑机械有限公司 | Knife grinder |
| CN103541157A (en) * | 2012-07-09 | 2014-01-29 | 符胜雄 | Mould cutting device for computer pattern sewing machine |
| CN203923638U (en) * | 2014-03-28 | 2014-11-05 | 张永立 | The knife sharpener of use in sewing machine rag knife |
-
2016
- 2016-12-23 CN CN201611206728.5A patent/CN106835539B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU6713587A (en) * | 1986-01-06 | 1987-07-09 | Yackob Golda | Yarn cutting head for tufting machine |
| CN1638927A (en) * | 2002-02-20 | 2005-07-13 | 朴洪顺 | Apparatus for forming groove used in cutting blade |
| CN2900077Y (en) * | 2006-03-16 | 2007-05-16 | 张家港名阳精密机械制造有限公司 | Knife grinder |
| CN101058925A (en) * | 2006-04-21 | 2007-10-24 | 星锐缝纫机股份有限公司 | Cutter set for sewing machine |
| CN201446462U (en) * | 2009-07-21 | 2010-05-05 | 罗永辉 | Knife milling machine |
| CN201864931U (en) * | 2010-11-15 | 2011-06-15 | 天津宝盈电脑机械有限公司 | Knife grinder |
| CN103541157A (en) * | 2012-07-09 | 2014-01-29 | 符胜雄 | Mould cutting device for computer pattern sewing machine |
| CN203923638U (en) * | 2014-03-28 | 2014-11-05 | 张永立 | The knife sharpener of use in sewing machine rag knife |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106835539A (en) | 2017-06-13 |
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Address after: 318014 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |