CN113942044A - Prevent winding electronic sword of tailorring of line - Google Patents
Prevent winding electronic sword of tailorring of line Download PDFInfo
- Publication number
- CN113942044A CN113942044A CN202111211121.7A CN202111211121A CN113942044A CN 113942044 A CN113942044 A CN 113942044A CN 202111211121 A CN202111211121 A CN 202111211121A CN 113942044 A CN113942044 A CN 113942044A
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- Prior art keywords
- mounting hole
- blade
- winding
- cutting knife
- preventing
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- 238000004804 winding Methods 0.000 title claims abstract description 57
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B25/00—Hand cutting tools involving disc blades, e.g. motor-driven
- B26B25/002—Motor-driven knives with a rotating annular blade
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses an anti-wire winding electric cutting knife, which comprises a rack, wherein a driving motor is installed on one side of the rack, a mounting hole is formed in the other side of the rack, a blade assembling part positioned in the mounting hole is arranged after a rotating shaft of the driving motor penetrates through the rack, an assembling gap is formed between the blade assembling part and the mounting hole, a blade is fixedly connected to one side, away from the rack, of the blade assembling part, and an anti-winding ring is installed in the assembling gap. So that the service life of the cutting knife is longer.
Description
Technical Field
The invention relates to an electric cutting knife, in particular to an electric cutting knife capable of preventing wire winding.
Background
An electric cutting knife is a commonly used cloth cutting tool in the clothing industry. The electric cutting knife used in the current market is generally composed of a motor and a rack, in order to realize the structural compactness of the electric cutting knife, a circular knife is directly installed on a transmission shaft of the motor through a blade assembling part, and the motor rotates to drive the circular knife to rotate to cut cloth. This kind of electronic cutter has following defect: because each part of the cutting knife can have errors in production and installation, the motor needs to drive the disc cutter to rotate through the blade assembly part, the mounting hole on the rack can be generally far larger than the outer diameter of the blade assembly part, the electric cutting knife can contact or generate thin lines in work, the thin lines can enter and wind in the gap between the rotating blade assembly part and the mounting hole through the gap between the disc cutter and the rotor shaft easily in the driving of the blade, so that the load of the cutting knife is increased when the cutting knife is cut, the rotation of the disc cutter is not convenient for, and the cutting knife is easy to damage.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides the electric cutting knife capable of preventing the wire from winding.
The invention adopts the technical scheme for solving the technical problems that: the electric cutting knife capable of preventing the wire from being wound comprises a frame, wherein a driving motor is installed on one side of the frame, a mounting hole is formed in the other side of the frame, a blade assembling portion located in the mounting hole is arranged after a rotating shaft of the driving motor penetrates through the frame, an assembling gap is formed between the blade assembling portion and the mounting hole, one side, far away from the frame, of the blade assembling portion is fixedly connected with a blade, an anti-winding ring is placed in the assembling gap, the anti-winding ring fills the assembling gap and is connected to the frame, the anti-winding ring is arranged in the assembling gap and fills the assembling gap, and a fine wire is prevented from being brought into the gap when the circular disc knife rotates, so that the normal rotation of the circular disc knife is guaranteed.
For further improvement, a positioning hole located on the outer side of the mounting hole is formed in the rack, a connecting groove used for being connected with the mounting hole is formed in one side, close to the mounting hole, of the positioning hole, a clamping head clamped in the positioning hole in an extrusion mode is arranged on the inner side of the positioning hole, one side of the clamping head is fixedly connected with a connecting portion located in the connecting groove and connected with the anti-winding ring, and the clamping head is clamped in the positioning hole in the extrusion mode through the clamping head in the extrusion mode, so that the anti-winding ring connected with the extrusion head through the connecting portion is guaranteed to be relatively fixed in position.
Further perfect, the dop is the loop configuration, is equipped with a dop fracture of extrusion inwards of being convenient for in the dop, and the dop is equipped with the arch of a plurality of and locating hole contact all around, and the dop sets up to the loop configuration and presss from both sides tightly in the locating hole through protruding pressurized for through fixed antiwind circle of dop and mounting hole and the relative concentric setting of blade assembly portion, reduce blade assembly portion and antiwind coil contact when rotatory.
Further perfect, the one side that driving motor was kept away from to the antiwind circle is less than the setting of blade assembly portion for the antiwind circle is not in contact with rotatory blade after the installation, avoids receiving of antiwind coil to destroy, guarantees the normal antiwind effect of the device.
Further perfect, anti-winding circle and dop are connected through single connecting portion, avoid the dop to transmit stress to putting the winding circle through a plurality of connecting portions after the extrusion is reduced, thereby make anti-winding circle warp under the effect of a plurality of stresses, thereby can't guarantee anti-winding circle and the concentric setting of mounting hole and blade assembly, lead to anti-winding circle and rotatory blade assembly continuity contact when using, make anti-winding circle friction impaired, make anti-winding effect variation, also make driving motor's load grow simultaneously.
Further perfection, the internal diameter of antiwind coil is greater than the external diameter of blade assembly portion, antiwind coil and blade assembly portion are clearance fit and avoid the looks mutual friction, because blade assembly portion need rotate with the blade simultaneously, so set the internal diameter of antiwind coil to be greater than the external diameter of blade assembly portion to eliminate the dimensional error that the external diameter of blade assembly portion produced when producing, guarantee that blade assembly portion also can not contact with antiwind circle when rotatory.
Further perfection, the external diameter of anti-winding circle is less than the aperture of mounting hole, leave the clearance and avoid the mounting hole to produce extrusion deformation to anti-winding coil between anti-winding coil and the mounting hole, the fine rule only can twine between two objects of relative rotation state during the winding, and the relative mounting hole of anti-winding circle is static setting, so the clearance between the external diameter of anti-winding circle and the mounting hole can set up relatively great, the external diameter of anti-winding circle can be less relatively, thereby avoid size precision relatively poor mounting hole to extrude the anti-winding circle and lead to the anti-winding circle to warp, thereby cause the continuation friction of unwrapping circle and blade assembly portion, thereby cause the damage of anti-winding circle, reduce anti-winding effect greatly.
Further perfect, one side that the frame was kept away from to blade assembly portion is equipped with the boss, open at the inboard center of blade has the fixed orifices that is located the boss outside, the tip threaded connection of boss has the fixed lid that is used for pressing the blade, it has a plurality of countersunk screw hole to cover fixedly, it has the passage hole that corresponds the setting with the countersunk screw hole to open on the blade, it has the screw hole that corresponds with the passage hole to open on the blade assembly portion, be equipped with the set screw who passes passage hole threaded connection in the screw hole in the countersunk screw hole.
Further perfect, the frame includes that the upper end is used for installing driving motor's motor mount pad and the supporting seat of lower extreme, and one side that driving motor was kept away from to the motor mount pad is opened has the recess, and the supporting seat upper end is through screw fixed connection inboard at the recess, and the mounting hole is located supporting seat upper end inboard.
Further perfect, the supporting seat includes the backup pad of upper end and fixed connection at the base of backup pad lower extreme, and the backup pad upper end passes through screw fixed connection and is inboard at the recess, and the mounting hole is located backup pad upper end inboard.
Further perfection, the blade outside is equipped with the safety cover of fixed connection in the frame outside.
The invention has the beneficial effects that: according to the invention, the anti-winding ring is arranged in the assembly gap, the anti-winding ring fills the assembly gap, the situation that the thin wire is brought into the gap when the circular disc cutter rotates is avoided, the normal rotation of the circular disc cutter is ensured, the clamping head on the anti-winding ring is fixed in the positioning hole through the compressed elasticity, and the anti-winding ring is relatively fixed on the position which is relatively concentric with the mounting hole and the blade assembly part, so that the anti-winding ring reduces the assembly gap, the thin wire is prevented from entering the assembly gap in the rotation process of the blade, and the service life of the cutting knife is longer.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the structure of the frame and the blade mounting portion;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a schematic structural view of an anti-wind ring.
Description of reference numerals: 1. the cutting tool comprises a machine frame, 2, a driving motor, 3, a mounting hole, 4, a blade assembling part, 5, an assembling gap, 6, a blade, 7, an anti-winding ring, 8, a positioning hole, 9, a connecting groove, 10, a clamping head, 11, a connecting part, 12, a fracture, 13, a protrusion, 14, a boss, 15, a fixing hole, 16, a fixing cover, 17, a countersunk screw hole, 18, a channel hole, 19, a threaded hole, 20, a groove, 21, a protective cover, 1-1, a motor mounting seat, 1-2, a supporting seat, 1-21, a supporting plate, 1-22 and a base.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
referring to figures 1 and 2: the embodiment of the invention provides an anti-winding electric cutting knife, which comprises a frame 1, wherein a driving motor 2 is installed on one side of the frame 1, a mounting hole 3 is formed in the other side of the frame 1, a blade assembling portion 4 located in the mounting hole 3 is arranged after the rotating shaft of the driving motor 2 penetrates through the frame 1, an assembling gap 5 is formed between the blade assembling portion 4 and the mounting hole 3, one side, far away from the frame 1, of the blade assembling portion 4 is fixedly connected with a blade 6, an anti-winding ring 7 is placed in the assembling gap 5, the anti-winding ring 7 is filled in the assembling gap 5 and connected to the frame 1, the anti-winding ring is arranged in the assembling gap and fills the assembling gap, and a fine line is prevented from being brought into the gap when the disc knife rotates, so that the normal rotation of the disc knife is ensured.
As shown in fig. 3-5, the frame 1 is provided with a positioning hole 8 located outside the mounting hole 3, a connecting groove 9 for connecting the mounting hole 3 is provided on one side of the positioning hole 8 close to the mounting hole 3, a chuck 10 pressed and clamped in the positioning hole 8 is provided inside the positioning hole 8, and a connecting portion 11 located in the connecting groove 9 and connected with the anti-wind ring 7 is fixedly connected to one side of the chuck 10.
As shown in fig. 5, the chuck 10 is of an annular structure, which prevents the chuck from transmitting stress to the unwinding coil through a plurality of connecting portions after the extrusion is reduced, so that the anti-winding coil is deformed under the action of a plurality of stresses, and thus the concentric arrangement of the anti-winding coil with the mounting hole and the blade fitting portion cannot be ensured, resulting in the continuous contact of the anti-winding coil with the rotating blade fitting portion when in use, causing the friction of the anti-winding coil to be damaged, deteriorating the anti-winding effect, and simultaneously also causing the load of the driving motor to be increased.
As shown in fig. 5, the anti-wind ring 7 and the cartridge 10 are connected by a single connecting portion 11, preventing the cartridge from transferring stress to the wind-up ring through a plurality of connecting portions after the compression is reduced, so that the anti-wind ring is deformed by a plurality of stresses, thereby failing to secure the concentric arrangement of the anti-wind ring with the mounting hole and the blade fitting portion.
As shown in fig. 2, the inner diameter of the anti-wind coil 7 is larger than the outer diameter of the blade fitting part 4, the anti-wind coil 7 is in clearance fit with the blade fitting part 4 and avoids mutual friction, the inner diameter of the anti-wind coil is set to be larger than the outer diameter of the blade fitting part because the blade fitting part needs to rotate simultaneously with the blade, thereby eliminating the dimensional error generated by the outer diameter of the blade fitting part during production, ensuring that the blade fitting part does not contact with the anti-wind ring during rotation, the outer diameter of the anti-wind ring 7 is smaller than the aperture of the mounting hole 3, a clearance is left between the anti-wind coil 7 and the mounting hole 3 and avoiding the mounting hole 3 from generating compressive deformation to the anti-wind coil 7, the filament is wound between two objects in a relatively rotating state only when wound, and the anti-wind ring is set to be stationary with respect to the mounting hole, so that the clearance between the outer diameter of the anti-wind ring and the mounting hole can be set to be relatively large, the external diameter of the anti-winding ring can be relatively smaller, so that the anti-winding ring is prevented from being deformed due to the fact that the anti-winding ring is extruded by the mounting hole with poor size precision, continuous friction between the unwinding ring and the blade assembling part is caused, damage to the anti-winding ring is caused, and the anti-winding effect is greatly reduced.
As shown in fig. 2, a boss 14 is provided at one side of the blade assembly portion 4 away from the frame 1, a fixing hole 15 located at the outer side of the boss 14 is provided at the center of the inner side of the blade 6, a fixing cover 16 for pressing the blade 6 is connected to the end portion of the boss 14 through a screw thread, a plurality of countersunk screw holes 17 are provided on the fixing cover 16, a passage hole 18 corresponding to the countersunk screw hole 17 is provided on the blade 6, a screw hole 19 corresponding to the passage hole 18 is provided on the blade assembly portion 4, a fixing screw passing through the passage hole 18 and connected to the screw hole 17 through a screw thread is provided in the countersunk screw hole 17, the frame 1 includes a motor mounting seat 1-1 having an upper end for mounting the driving motor 2 and a support seat 1-2 having a lower end, a groove 20 is provided at one side of the motor mounting seat 1-1 away from the driving motor 2, the upper end of the support seat 1-2 is fixedly connected to the inner side of the groove 20 through a screw, the mounting hole 3 is located at the inner side of the upper end of the support seat 1-2, the supporting seat 1-2 comprises a supporting plate 1-21 at the upper end and a base 1-22 fixedly connected to the lower end of the supporting plate 1-21, the upper end of the supporting plate 1-21 is fixedly connected to the inner side of the groove 20 through a screw, the mounting hole 3 is located on the inner side of the upper end of the supporting plate 1-21, and a protective cover 21 fixedly connected to the outer side of the rack is arranged on the outer side of the blade 6.
When the blade fixing device is installed, the supporting seat 1-2 is fixedly connected into the groove 20 of the motor installation seat 1-1 through a screw, so that the rotating shaft of the driving motor 2 on the motor installation seat 1-1 is positioned in the installation hole 3, the blade assembly part 4 is fixedly connected to the outside of the rotating shaft of the driving motor 2, the blade 6 is placed on the outer side of the boss 14 of the blade assembly part, the fixing cover 16 is in threaded connection with the outer side of the boss 14, so that the boss 14 compresses the blade 6, and then the fixing screw sequentially penetrates through the countersunk screw hole 17 and the channel hole 18 to be in threaded connection with the threaded hole 19 on the outer side of the blade assembly part 4, so that the blade is completely fixed with the blade assembly part 4.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (10)
1. The utility model provides a prevent winding electronic sword of cutting out of line, includes frame (1), driving motor (2) are installed to one side of frame (1), the opposite side of frame (1) is opened there is mounting hole (3), the axis of rotation of driving motor (2) passes be equipped with behind frame (1) and be located blade assembly portion (4) in mounting hole (3), blade assembly portion (4) with be equipped with fit-up gap (5), characterized by between mounting hole (3): an anti-winding ring (7) is placed in the assembling gap (5), and the anti-winding ring (7) fills the assembling gap (5) and is connected to the rack (1).
2. The electric cutting knife capable of preventing the wire from being wound according to claim 1, which is characterized in that: the improved winding machine is characterized in that a positioning hole (8) located on the outer side of the mounting hole (3) is formed in the machine frame (1), a connecting groove (9) used for being connected with the mounting hole (3) is formed in one side, close to the mounting hole (3), of the positioning hole (8), a clamping head (10) which is clamped in the positioning hole (8) in an extrusion mode is arranged on the inner side of the positioning hole (8), and a connecting portion (11) which is connected with the winding-preventing ring (7) and located in the connecting groove (9) is fixedly connected to one side of the clamping head (10).
3. The electric cutting knife capable of preventing the wire from being wound according to claim 2, is characterized in that: the clamping head (10) is of an annular structure, a fracture (12) convenient for inward extrusion of the clamping head (10) is arranged in the clamping head (10), and a plurality of protrusions (13) in contact with the positioning holes (8) are arranged on the periphery of the clamping head (10).
4. The electric cutting knife capable of preventing the wire from being wound according to any one of claims 1 to 3, wherein: the side, far away from the driving motor (2), of the anti-winding ring (7) is arranged lower than the blade assembling part (4).
5. The electric cutting knife capable of preventing the wire from being wound according to claim 2, is characterized in that: the anti-wind ring (7) and the chuck (10) are connected by a single connecting part (11).
6. The electric cutting knife capable of preventing the wire from being wound according to claim 2, is characterized in that: the internal diameter of antiwind coil (7) is greater than the external diameter of blade assembly portion (4), antiwind coil (7) and blade assembly portion (4) are clearance fit and avoid mutual friction.
7. The electric cutting knife capable of preventing the wire from being wound according to claim 1, which is characterized in that: the outer diameter of the anti-winding coil (7) is smaller than the aperture of the mounting hole (3), a gap is reserved between the anti-winding coil (7) and the mounting hole (3), and the mounting hole (3) is prevented from extruding and deforming the anti-winding coil (7).
8. The electric cutting knife capable of preventing the wire from being wound according to claim 1, which is characterized in that: one side of the blade assembling portion (4) far away from the rack (1) is provided with a boss (14), the center of the inner side of the blade (6) is provided with a fixing hole (15) located on the outer side of the boss (14), the end part of the boss (14) is in threaded connection with a fixing cover (16) used for pressing the blade (6), the fixing cover (16) is provided with a plurality of countersunk screw holes (17), the blade (6) is provided with channel holes (18) correspondingly arranged with the countersunk screw holes (17), the blade assembling portion (4) is provided with threaded holes (19) corresponding to the channel holes (18), and fixing screws penetrating through the channel holes (18) and being in the threaded holes (17) are arranged in the countersunk screw holes (17).
9. The electric cutting knife capable of preventing the wire from being wound according to claim 1, which is characterized in that: the rack (1) comprises a motor mounting seat (1-1) with an upper end used for mounting the driving motor (2) and a supporting seat (1-2) with a lower end, a groove (20) is formed in one side, away from the driving motor (2), of the motor mounting seat (1-1), the upper end of the supporting seat (1-2) is fixedly connected to the inner side of the groove (20) through a screw, and the mounting hole (3) is formed in the inner side of the upper end of the supporting seat (1-2).
10. The electric cutting knife capable of preventing the wire from being wound according to claim 9, wherein: the supporting seat (1-2) comprises a supporting plate (1-21) at the upper end and a base (1-22) fixedly connected to the lower end of the supporting plate (1-21), the upper end of the supporting plate (1-21) is fixedly connected to the inner side of the groove (20) through a screw, and the mounting hole (3) is located on the inner side of the upper end of the supporting plate (1-21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211121.7A CN113942044A (en) | 2021-10-18 | 2021-10-18 | Prevent winding electronic sword of tailorring of line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211121.7A CN113942044A (en) | 2021-10-18 | 2021-10-18 | Prevent winding electronic sword of tailorring of line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113942044A true CN113942044A (en) | 2022-01-18 |
Family
ID=79331237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111211121.7A Pending CN113942044A (en) | 2021-10-18 | 2021-10-18 | Prevent winding electronic sword of tailorring of line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113942044A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114703649A (en) * | 2022-05-10 | 2022-07-05 | 浙江乾麟缝制设备有限公司 | Do benefit to radiating electronic sword of tailorring of motor |
-
2021
- 2021-10-18 CN CN202111211121.7A patent/CN113942044A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114703649A (en) * | 2022-05-10 | 2022-07-05 | 浙江乾麟缝制设备有限公司 | Do benefit to radiating electronic sword of tailorring of motor |
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