CN108406917B - Cutter for cutting motor winding gummed paper - Google Patents
Cutter for cutting motor winding gummed paper Download PDFInfo
- Publication number
- CN108406917B CN108406917B CN201810101177.9A CN201810101177A CN108406917B CN 108406917 B CN108406917 B CN 108406917B CN 201810101177 A CN201810101177 A CN 201810101177A CN 108406917 B CN108406917 B CN 108406917B
- Authority
- CN
- China
- Prior art keywords
- blade
- cutter
- cutting
- gummed paper
- motor winding
- 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
- 238000004804 winding Methods 0.000 title claims abstract description 39
- 238000005520 cutting process Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 46
- 238000003825 pressing Methods 0.000 description 43
- 230000006378 damage Effects 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/015—Means for holding or positioning work for sheet material or piles of sheets
Abstract
The application relates to a cutter for cutting motor winding gummed paper, comprising: a blade including a first end for cutting; the shell, the shell includes spacing arch, spacing protruding set up in the periphery of first end can restrict the blade only cuts the object under the condition of predetermineeing, the condition of predetermineeing is: the included angle formed between the blade and the object is a preset angle. Through setting up spacing arch, can restrict the action angle scope of blade for the blade just can cut the external object under certain inclination condition, thereby can improve cutter safety in utilization, prevent at the in-process of cutting gummed paper that the cutter from taking place the skew and accidentally injuring motor winding enameled wire, be favorable to improving the safety in utilization and the life of motor, reduce the defective rate of motor production.
Description
Technical Field
The application relates to the technical field of cutting tools, in particular to a cutter for cutting motor winding gummed paper.
Background
In the existing motor manufacturing process, the motor winding is mainly manufactured by a winding machine, and after the motor winding, in order to prevent winding coils from scattering, gummed paper (such as textured paper) is often required to wrap the winding up and down. In the wrapping process, a cutter is often required to cut off the gummed paper so as to complete the wrapping operation of each group of winding wires. However, the existing cutter for cutting motor winding gummed paper is poor in use safety, the angle range of the cutter capable of acting and cutting is large, and the cutter is easy to deviate or incline during operation, so that the cutter is easy to press off the enameled wire or damage the enameled wire. Through data statistics, the motor reject ratio caused by line breakage and line injury due to improper use of the cutter in each shift is up to 1.2%. When the motor runs for a long time, the wire damage part is heated and aged firstly, so that wire breakage is caused, and the wire damage motor is pressed to cause great hidden danger to the use safety of the motor finished product.
Disclosure of Invention
In order to solve the problems in the prior art, the application provides a cutter for cutting motor winding gummed paper, and aims to improve the use safety of the cutter for cutting motor winding gummed paper and reduce damage to motor winding enamelled wires caused by blade deflection or inclination.
The technical scheme adopted by the application is as follows:
according to one aspect of the present application there is provided a cutter for cutting motor winding gummed paper comprising:
a blade including a first end for cutting;
the shell, the shell includes spacing arch, spacing protruding set up in the periphery of first end can restrict the blade only cuts the object under the condition of predetermineeing, the condition of predetermineeing is: the included angle formed between the blade and the cut plane is a preset angle.
Preferably, the preset angle is 90 °.
Preferably, the number of the limiting protrusions is two, the two limiting protrusions are oppositely arranged, and the free ends of the two limiting protrusions are mutually aligned.
Preferably, a chamfer is arranged at the edge of the outer wall of the limiting protrusion.
Preferably, a containing cavity is formed in the shell, a knife embedding seat is fixedly arranged in the containing cavity, the second end of the blade is fixed on the knife embedding seat, and the first end of the blade extends out of the shell through a first opening formed between the two limiting protrusions.
Preferably, the tool further comprises a glue pressing assembly for pressing the object before and/or while the first end of the blade cuts the object.
Preferably, the glue pressing assembly comprises a glue pressing paper head at least partially arranged in the shell, wherein a gap capable of enabling the blade to pass through is arranged in the glue pressing paper head; when the adhesive pressing paper head moves towards the embedding knife seat, the first end of the blade fixed on the embedding knife seat can extend out of the adhesive pressing paper head so as to cut an object.
Preferably, when the housing includes a receiving chamber and a first opening, the adhesive tape head includes:
the fixing part is arranged in the accommodating cavity of the shell and comprises a step structure which can be abutted against the inner wall of the accommodating cavity;
and one end of the glue pressing rod is connected to the fixing part, and the other end of the glue pressing rod extends out of the shell from the first opening.
Preferably, the glue pressing assembly further comprises a spring, one end of the spring is abutted to the glue pressing paper head, and the other end of the spring is abutted to the knife embedding seat.
Preferably, the edge of the first end is provided as a serrated blade.
The application has the beneficial effects that: through setting up spacing arch, can restrict the action angle scope of blade for the blade just can cut external object (e.g. gummed paper) under certain inclination condition, thereby can improve cutter safety in utilization, prevent at the in-process of cutting gummed paper that the cutter from taking place the skew and accidentally injuring motor winding enameled wire, be favorable to improving the safety in utilization and the life of motor, reduce the defective rate of motor production.
Drawings
FIG. 1 is a schematic view of the internal structure of a cutter for cutting motor winding gummed paper according to the present application;
fig. 2 is a sectional view taken along the G-G direction of fig. 1.
In the figure: 1. a blade; 2. a housing; 21. a limit protrusion; 3. a knife embedding seat; 41. a glue pressing paper head; 42. and (3) a spring.
Detailed Description
In order to further describe the technical means and effects adopted by the present application for achieving the intended purpose, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the present application application with reference to the accompanying drawings and preferred embodiments. In the following description, particular features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.
It should be noted that, in the description of the present application, terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those skilled in the art according to the specific circumstances.
The present application will be described below with reference to fig. 1 to 2.
According to one aspect of the present application there is provided a cutter for cutting motor winding gummed paper comprising: a blade 1, said blade 1 comprising a first end for cutting; the shell 2, the shell 2 includes spacing protruding 21, spacing protruding 21 set up in the periphery of first end can restrict blade 1 only cuts the object under the condition of predetermineeing, the condition of predetermineeing is: the included angle formed between the blade 1 and the plane to be cut is a preset angle. Preferably, the edge of the first end is provided as a serrated edge to improve the uniformity of the cutting of the object by the blade 1. Through setting up spacing arch 21, can restrict the action angle scope of blade 1 for blade 1 just can cut external object (e.g. gummed paper) under certain inclination condition, thereby can improve cutter safety in utilization, prevent at the in-process of cutting gummed paper that the cutter from taking place the skew and accidentally injuring motor winding enameled wire, be favorable to improving the safety in utilization and the life of motor, reduce the defective percentage of motor production.
As a preferred embodiment, the preset angle is 90 °, that is, the first end of the blade 1 can contact with the object to be cut only when the blade 1 is perpendicular to the external object to be cut, so as to complete the cutting operation. The cutter can only play the cutting effect when perpendicular to be right in waiting to cut the object, and when blade 1 takes place skew or slope, spacing protruding 21 plays and stops spacing effect, prevents the first end contact motor winding coil of blade 1 to avoided taking place the operation of mistake cutting coil under the circumstances of blade 1 slope, caused the enameled wire damage.
As a preferred embodiment, the number of the limiting protrusions 21 is two, the two limiting protrusions 21 are disposed opposite to each other, and the free ends of the two limiting protrusions 21 are aligned with each other, that is, the protruding lengths of the two limiting protrusions 21 are equal. Thus, the two limiting protrusions 21 with the same length are oppositely arranged to limit the blade 1 to play a cutting role only when the object to be cut is perpendicular, and when the blade 1 deflects, the limiting protrusions 21 on the corresponding side can be abutted on the winding coil or the winding die to prevent the blade 1 from scratching the winding coil. Preferably, the edge of the outer wall of the limiting protrusion 21 is provided with a chamfer, and the chamfer is preferably a round chamfer so that the outer wall of the limiting protrusion 21 is smoother, and the limiting protrusion 21 is prevented from contacting the coil to scratch the coil enameled wire in the cutting operation process.
As a preferred embodiment, a housing chamber is formed in the housing 2, a holder 3 is fixedly disposed in the housing chamber, a second end of the blade 1 is fixed on the holder 3, the fixing manner may be detachably fixing by a screw, and a first end of the blade 1 extends out of the housing 2 through a first opening formed between the two limit protrusions 21. The second end fixed to the holder 3 fixes the position of the blade 1 such that the second end portion of the blade 1 is located in the receiving chamber in the housing 2 and the first end portion protrudes out of the housing 2 for cutting the gummed paper. The first end is located between the two limiting protrusions 21, and as mentioned above, the motor winding can be prevented from being accidentally injured by the tilting of the blade 1 under the limitation of the two limiting protrusions 21.
As a preferred embodiment, the cutter further comprises a glue pressing assembly, the glue pressing assembly is used for pressing the object before and/or during the object cutting process of the first end of the blade 1, the cutter is mainly used for wrapping the winding gummed paper in the winding process of the cutting motor, and the gummed paper can be pressure-sensitive type textured paper, namely, good bonding effect can be achieved after the gummed paper is pressed. Therefore, the glue pressing assembly is arranged, so that the glue paper at the cutting part can be firmly adhered with other glue papers or coils, the glue paper is prevented from falling off, and the coils are prevented from scattering.
As a preferred embodiment, the glue pressing assembly comprises a glue pressing paper head 41 at least partially arranged in the shell 2, wherein a gap capable of enabling the blade 1 to pass through is arranged in the glue pressing paper head 41; the glue pressing paper head 41 is preferably arranged corresponding to the knife embedding seat 3, the blade 1 positioned on the knife embedding seat 3 can at least partially penetrate into a gap in the glue pressing paper head 41, when the glue pressing paper head 41 moves towards the knife embedding seat 3, the blade 1 fixed on the knife embedding seat 3 can penetrate through the glue pressing paper head 41, the first end of the blade 1 extends out of the glue pressing paper head 41, and after the glue pressing paper head 41 presses the glue paper on the motor winding to firmly adhere the glue paper, the glue paper is cut. When the glue pressing paper head 41 moves in the direction away from the embedded knife seat 3, the first end of the blade 1 is retracted, the first end of the blade 1 can be stored in the glue pressing paper head 41, the blade 1 is prevented from extending to cause potential safety hazards, and meanwhile the blade 1 can be prevented from blocking the extrusion operation of the glue pressing paper head 41 on glue paper.
As a preferred embodiment, when the housing 2 includes a receiving chamber and a first opening, the roll paper head 41 includes: a fixing portion provided in the housing chamber of the housing 2 and including a step structure capable of abutting against an inner wall of the housing chamber; and one end of the glue pressing rod is connected to the fixing part, and the other end of the glue pressing rod extends out of the shell 2 from the first opening and is used for contacting and pressing glue paper to increase glue paper adhesive force. On the fixed part, the glue pressing rod is arranged on the same side of the step structure.
As a preferred embodiment, the glue pressing assembly further includes a spring 42, one end of the spring 42 abuts against the glue pressing head 41, the other end abuts against the knife embedding seat 3, the knife blade 1 extends from a hollow portion in the middle of the spring 42, and the first end of the knife blade 1 can extend into the glue pressing head 41. When in an unused state, the spring 42 can be in an unstressed state or slightly compressed, so that the adhesive paper pressing head 41 can be abutted against the inner wall of the accommodating chamber, the end part of the adhesive pressing rod protrudes out of the shell 2, and the first end of the blade 1 can be accommodated in the adhesive pressing rod; when the cutter is used, one end of the glue pressing rod protruding out of the shell 2 is stressed by contact with glue paper, the glue pressing paper head 41 is pushed towards the direction of the knife embedding seat 3, the spring 42 is compressed, the first end of the blade 1 hidden in the glue pressing paper head 41 is exposed and used for cutting the glue paper, after cutting is completed, the cutter is lifted, and due to the elastic restoring force of the spring 42, the glue pressing paper head 41 is rebounded to the original position by the spring 42, and the first end of the blade 1 is stored in the glue pressing paper head 41 again.
Preferably, the cutter may further comprise a cover. That is, for convenience of assembly, a second opening opposite to the first opening is preferably provided in the housing 2 of the cutter, so that the blade 1, the spring 42, etc. can be conveniently provided in the accommodating chamber in the housing 2. The sealing cover can be arranged at the second opening and used for sealing the second opening, meanwhile, the embedded knife seat 3 can be fixedly connected to the sealing cover, and when the sealing cover seals the second opening, the embedded knife seat 3 is fixed in the shell 2 along with the sealing cover.
In addition, the motor is typically wound using a winding form that includes a barrier separating two adjacent sets of winding coils, which prevents the problem of the wire from being wound around each other in the front and rear dies during the winding process. When the cutter includes two spacing protruding 21, two spacing protruding 21 between the distance equal to or slightly greater than the thickness of baffle for two spacing protruding 21 only can be under the condition of registering with the baffle, with baffle looks joint just, thereby cut the gummed paper that is located on the baffle safely, when spacing protruding 21 is not right with the baffle, two spacing protruding 21 can not cooperate with baffle joint, spacing protruding 21 can the butt on the winding template, thereby lead to blade 1 not only unable cutting gummed paper on the baffle, also can't touch winding coil, thereby avoided the enameled wire of winding coil to be pressed by the cutter to break or the problem of damage.
In summary, it is easily understood by those skilled in the art that the above-mentioned advantageous ways can be freely combined and superimposed without conflict.
The above description is only a preferred embodiment of the present application, and is not intended to limit the present application in any way. Any person who is in the light of the present application can obtain other products in various forms, however, any change in shape or structure is within the scope of the present application, and all the technical solutions that are the same or similar to the present application are included.
Claims (4)
1. A cutter for cutting motor winding gummed paper, comprising:
a blade (1), the blade (1) comprising a first end for cutting;
shell (2), shell (2) include spacing protruding (21), spacing protruding (21) set up in the periphery of first end, can restrict blade (1) only cuts the object under the condition of predetermineeing, the condition of predetermineeing is: the included angle formed between the blade (1) and the plane to be cut is a preset angle;
the number of the limiting protrusions (21) is two, the two limiting protrusions (21) are oppositely arranged, and the free ends of the two limiting protrusions (21) are mutually aligned; the distance between the two limiting protrusions (21) is equal to or slightly larger than the thickness of the baffle plate, so that the two limiting protrusions (21) can be exactly clamped with the baffle plate only when aligned with the baffle plate;
wherein the baffle is used for separating two adjacent winding coils.
2. The cutter for cutting motor winding gummed paper as set forth in claim 1, wherein the preset angle is 90 °.
3. Cutter for cutting motor winding gummed paper according to claim 1 or 2, characterized in that the outer wall edge of the limit projection (21) is provided with a chamfer.
4. A cutter for cutting motor winding gummed paper as claimed in claim 1 or 2, wherein the edge of the first end is provided as a serrated edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810101177.9A CN108406917B (en) | 2018-02-01 | 2018-02-01 | Cutter for cutting motor winding gummed paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810101177.9A CN108406917B (en) | 2018-02-01 | 2018-02-01 | Cutter for cutting motor winding gummed paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108406917A CN108406917A (en) | 2018-08-17 |
| CN108406917B true CN108406917B (en) | 2023-11-17 |
Family
ID=63126741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810101177.9A Active CN108406917B (en) | 2018-02-01 | 2018-02-01 | Cutter for cutting motor winding gummed paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108406917B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052707U (en) * | 1989-09-15 | 1990-02-14 | 王树东 | Knife for kidney beans cutting |
| EP0872314A1 (en) * | 1997-04-15 | 1998-10-21 | Gerber Scientific Products, Inc. | Knife and holder assembly for use in sheet material processing mechanisms |
| US5954279A (en) * | 1997-03-26 | 1999-09-21 | Schleicher & Co. International Aktiengesellschaft | Cutting mechanism of a document shredder |
| US6195896B1 (en) * | 1998-06-16 | 2001-03-06 | William Alfred Ireland | Safety knife |
| CN2884629Y (en) * | 2005-11-08 | 2007-03-28 | 金林 | Adjustable depth outer sheath cutter of cable and optical cable |
| CN202137768U (en) * | 2011-06-21 | 2012-02-08 | 珠海格力电器股份有限公司 | Adhesive paper cutter and coiling machine for stator coil |
| DE102012002489A1 (en) * | 2012-02-10 | 2013-08-14 | Bizerba Gmbh & Co Kg | Cutting machine for foodstuffs, has deflector that is arranged extending along edge region substantially parallel to cutting plane, and is supported releasably in region of two ends of machine housing |
| CN205791266U (en) * | 2016-05-26 | 2016-12-07 | 广州番禺电缆集团有限公司 | A kind of synchronization Wheel-type cable circumference peeling cutter |
| CN206465114U (en) * | 2017-02-10 | 2017-09-05 | 江苏之庄网络科技有限公司 | A kind of Artists ' hand tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016055378A (en) * | 2014-09-09 | 2016-04-21 | キヤノン株式会社 | Cutting device and recording device |
-
2018
- 2018-02-01 CN CN201810101177.9A patent/CN108406917B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052707U (en) * | 1989-09-15 | 1990-02-14 | 王树东 | Knife for kidney beans cutting |
| US5954279A (en) * | 1997-03-26 | 1999-09-21 | Schleicher & Co. International Aktiengesellschaft | Cutting mechanism of a document shredder |
| EP0872314A1 (en) * | 1997-04-15 | 1998-10-21 | Gerber Scientific Products, Inc. | Knife and holder assembly for use in sheet material processing mechanisms |
| US6195896B1 (en) * | 1998-06-16 | 2001-03-06 | William Alfred Ireland | Safety knife |
| CN2884629Y (en) * | 2005-11-08 | 2007-03-28 | 金林 | Adjustable depth outer sheath cutter of cable and optical cable |
| CN202137768U (en) * | 2011-06-21 | 2012-02-08 | 珠海格力电器股份有限公司 | Adhesive paper cutter and coiling machine for stator coil |
| DE102012002489A1 (en) * | 2012-02-10 | 2013-08-14 | Bizerba Gmbh & Co Kg | Cutting machine for foodstuffs, has deflector that is arranged extending along edge region substantially parallel to cutting plane, and is supported releasably in region of two ends of machine housing |
| CN205791266U (en) * | 2016-05-26 | 2016-12-07 | 广州番禺电缆集团有限公司 | A kind of synchronization Wheel-type cable circumference peeling cutter |
| CN206465114U (en) * | 2017-02-10 | 2017-09-05 | 江苏之庄网络科技有限公司 | A kind of Artists ' hand tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108406917A (en) | 2018-08-17 |
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