CN101973077B - Cutting knife for processing silicon sheet - Google Patents
Cutting knife for processing silicon sheet Download PDFInfo
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- CN101973077B CN101973077B CN 201010516823 CN201010516823A CN101973077B CN 101973077 B CN101973077 B CN 101973077B CN 201010516823 CN201010516823 CN 201010516823 CN 201010516823 A CN201010516823 A CN 201010516823A CN 101973077 B CN101973077 B CN 101973077B
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- knife bar
- connecting elements
- push rod
- screw rod
- baffle plate
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Abstract
The invention discloses a cutting knife for processing a silicon sheet, which comprises a first connecting component, a second connecting component, a push rod and a pressing device, wherein the first connecting component is fixedly arranged at the front end in a knife rod; the pressing device is arranged at the rear end in the knife rod; the push rod is movably arranged in the knife rod, one end of the push rod penetrates through the first connecting component, the other end is connected onto the pressing device, and a flange is arranged at one end of the push rod, which penetrates through the first connecting component; the second connecting component is fixedly arranged in a knife head, and a groove is arranged on the inner peripheral surface of the second connecting component; and in connection, one end of the first connecting component outwards expands along the circumferential direction through the flange, and the convex block of the first connecting component is clamped in the corresponding groove. The invention has the advantages of reliable connection and simple structure and is convenient to replace.
Description
Technical field
The present invention relates to a kind of cutting tool, particularly a kind ofly process the cutting tool that silicon chip is used, belong to the technical field of silicon chip process tool.
Background technology
Cutting tool is the cutter in order to process at solid material.Through cutting tool silicon chip is processed.The cutting tool of prior art comprises working portion and shank; Working portion and shank are overall structure, and working portion has many spiral grooves, and spiral groove can be used method processing such as milling, grinding, hot rolling or hot extrusion; The front end of cutting tool working portion forms cutting tip behind sharpening; The shank form has two kinds of staight shank and taper shanks, add man-hour the former be clipped in the drill chuck, the latter is inserted in the taper hole of machine tool chief axis or tailstock.The cutting tool working portion and the shank of this structure are overall structures; The easy abrasion during drilling of cutting tool working portion needs often to change, because working portion and shank are overall structures; When the cutting tool working portion will be changed because of wearing and tearing; Can only the cutting tool integral replacing be fallen, thereby waste material greatly, increase the cost of cutting tool.
In order to solve the problems of the technologies described above, recently, a kind of dismountable cutting tool has appearred; The cutting tool of this structure links into an integrated entity through the cutter head and the knife bar of jockey with cutting tool, behind the tool bit abrasion; Can cutter head be changed again, though the cutting tool of this structure is cost-saved, being connected normally to adopt of cutter head and knife bar is threaded; Cutter head is insecure with being connected of knife bar, and because corrosion usually makes the screw thread of cutter head and knife bar stuck, usually can make the thread damage of cutter head with knife bar; Thereby influence reusing of knife bar, and it is inconvenient that cutter head is changed.
Summary of the invention
It is convenient that technical problem to be solved by this invention provides a kind of replacing, connects cutting tool reliable and simple in structure.
In order to solve the problems of the technologies described above; A kind of cutting tool of processing silicon chip of the present invention; Comprise cutter head, knife bar; Said cutter head and said knife bar link into an integrated entity through jockey, and said jockey comprises first connecting elements, second connecting elements, push rod, hold down gag, and said first connecting elements is fixedly installed on the front end in the knife bar; Said hold down gag is arranged on the rear end in the said knife bar; Said push rod is mobilizable to be arranged in the knife bar, and an end of said push rod passes said first connecting elements, and the other end is connected on the said hold down gag, said push rod pass said first connecting elements an end be provided with flange; Second connecting elements is fixedly installed in the cutter head, and the inner peripheral surface of said second connecting elements is provided with groove; During connection, said flange circumferentially outwards opens the end edge of said first connecting elements, and the projection of said first connecting elements snaps in the corresponding said groove.
Above-mentioned a kind of cutting tool of processing silicon chip, wherein, said hold down gag comprises screw rod; Interior cover, said interior cover is fixedly installed in the said knife bar, and said screw rod is mobilizable to be arranged in said interior the overlapping; Said screw rod one end passes said interior cover, and is fixedly connected with said push rod; The inner peripheral surface of said screw rod outer peripheral face and said interior cover closely cooperates.
Above-mentioned a kind of cutting tool of processing silicon chip, wherein, said hold down gag comprises baffle plate, said baffle plate is mobilizable is arranged in the said knife bar, and with being divided into first, second inner chamber in the knife bar; Be respectively equipped with corresponding passage in said first, second inner chamber; The outer peripheral face of said baffle plate and the inner peripheral surface of knife bar are sealed and matched; Said baffle plate is fixedly connected with said push rod.
Above-mentioned a kind of cutting tool of processing silicon chip, wherein, the outer peripheral face of said baffle plate is provided with the plurality of tooth-shaped groove, and said knife bar inner peripheral surface is provided with corresponding wave raised line, and said serrate slot matches with said wave raised line.
Above-mentioned a kind of cutting tool of processing silicon chip, wherein, the through hole inner peripheral surface of said interior cover is provided with internal thread, and said screw rod outer peripheral face is provided with external screw thread, and said screw rod and said interior cover link into an integrated entity through threaded engagement.
The present invention can realize following beneficial effect:
1, because this jockey comprises first connecting elements, second connecting elements, push rod, hold down gag, said first connecting elements is fixedly installed on the front end in the knife bar; Said hold down gag is arranged on the rear end in the said knife bar; Said push rod is mobilizable to be arranged in the knife bar, and an end of said push rod passes said first connecting elements, and the other end is connected on the said hold down gag, and second connecting elements is fixedly installed in the cutter head, and the inner peripheral surface of said second connecting elements is provided with groove; Driving push rod through hold down gag moves forward and backward; One end of first connecting elements is realized along circumferentially outwards opening or inwardly drawing in; Make the projection of said first connecting elements realize engaging or coming off with corresponding said groove; The realization knife bar is connected with cutter head, and therefore, the present invention connects reliably, changes convenient, simple in structure.
2, owing to said hold down gag screw rod, interior cover, said interior cover is fixedly installed in the said knife bar; Said screw rod is mobilizable to be arranged in the said interior cover, during connection, and lead-screw; Screw rod one end heads on push rod and moves, and makes push rod strut first connecting elements, and the realization cutter head is connected with knife bar; Thereby, made things convenient for being connected of knife bar and cutter head, and this is simple in structure, with low cost, easy to operate.
3, because said hold down gag comprises baffle plate; Said baffle plate is mobilizable to be arranged in the said knife bar, and with being divided into first, second inner chamber in the knife bar, through in first, second inner chamber, leading to gas; Realize moving of push rod; Make projection and groove fit, the realization cutter head is connected with knife bar, thereby; Make cutter head convenient, realized the automation that cutter head is connected with cutter with being connected of knife bar.
4, because the outer peripheral face of said baffle plate is provided with the plurality of tooth-shaped groove; Said knife bar inner peripheral surface is provided with corresponding wave raised line; Said serrate slot matches with said wave raised line, when cutter head is connected with knife bar, the support power of gas is arranged not only; And can realize self-locking, make cutter head firm more, reliable with being connected of knife bar; And can make the better tightness of baffle plate and knife bar.
5, owing to be provided with internal thread on the cover inner peripheral surface in said, the screw rod outer peripheral face is provided with external screw thread, and screw rod cooperates with interior external threading, and during connection, rotating screw bolt promotes push rod and moves, and the realization cutter head is connected with knife bar; When screw rod arrives the appropriate location, realize the locking of screw rod through being threaded, prevent that screw rod is loosening, thereby, make cutter head more firm with being connected of knife bar, reliable.
Description of drawings
Fig. 1 is the structural representation of embodiments of the invention one.
Fig. 2 is the structural representation of embodiments of the invention two.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
As shown in the figure, in order to solve the problems of the technologies described above a kind of cutting tool of processing silicon chip of the present invention; Comprise cutter head 5, knife bar 4, said cutter head 5 and said knife bar 4 link into an integrated entity through jockey, and said jockey comprises first connecting elements 1, second connecting elements 2, push rod 3, hold down gag; First connecting elements is made up of pedestal 12 and end 13, and said pedestal 12 is whole with said end 13, the hollow cylinder that said end 13 surrounds for some strip components; And has certain elasticity; It is the hollow cylinder that the outer end of every strip component is provided with a projection 11, the second connecting elements 2, and the inner peripheral surface of said second connecting elements 2 is provided with groove 21; Said first connecting elements 1 is fixedly installed on the front end in the knife bar 4; Said hold down gag is arranged on the rear end in the said knife bar 4; Said push rod 3 mobilizable being arranged in the knife bar 4, an end of said push rod 3 passes said first connecting elements 1, the other end leans against on the said hold down gag, said push rod 3 pass said first connecting elements 1 an end be provided with flange 31; Second connecting elements 2 is fixedly installed in the cutter head 5, and the inner peripheral surface of said second connecting elements 2 is provided with groove 21; During connection, said flange 31 circumferentially outwards opens the end edge of said first connecting elements, and the projection 11 of said first connecting elements 1 snaps in the corresponding said groove 21.The present invention drives push rod 3 through hold down gag and moves forward and backward; One end of first connecting elements 1 is realized along circumferentially outwards opening or inwardly drawing in; Make the projection 11 of said first connecting elements 1 realize engaging or coming off with corresponding said groove 21; Realization knife bar 4 is connected with cutter head 5, and therefore, the present invention connects reliably, changes convenient, simple in structure.
Hold down gag is unrestricted, and in the present embodiment, preferred two kinds of forms are that example describes.
Embodiment one, and is as shown in Figure 1, and said hold down gag comprises screw rod 61; In cover 60, said in cover 60 be fixedly installed in the said knife bar 4, said screw rod 61 is mobilizable are arranged on said in the cover 60; Interior cover 60 is a cylinder; This cylinder is provided with longitudinal hole 62, and said screw rod 61 1 ends pass the through hole 62 of said interior cover 60, and is fixedly connected with said push rod 3; The inner peripheral surface of said screw rod 61 outer peripheral faces and said through hole 62 closely cooperates, and screw rod 61 is a rod member, and this is simple in structure, with low cost, easy to operate.More firm for cutter head is connected with knife bar, can on said screw rod 61 outer peripheral faces, be provided with external screw thread, through hole 62 inner peripheral surfaces of interior cover 60 are provided with internal thread, and screw rod and interior cover link into an integrated entity through threaded engagement.During connection, turn screw rod 61 moves forward screw rod 61, and screw rod 61 1 ends promote push rod 3 to reach, and the flange 31 of push rod 3 struts an end of first connecting elements 1, and projection 11 is snapped in the corresponding grooves 21, and cutter head 5 and knife bar 4 are linked into an integrated entity; During dismounting, only need backward rotation screw rod 61, screw rod 61 moves backward; Screw rod 61 drives push rod 3 and moves backward, and the flange 31 of push rod 3 breaks away from an end of first connecting elements 1, and an end of first connecting elements 1 inwardly draws in; Make projection 11 from groove 21 interior slippages, realize the dismounting of cutter head 5 and knife bar 4.The jockey of this structure, owing to be provided with internal thread on cover 60 inner peripheral surfaces in said, screw rod 61 outer peripheral faces are provided with external screw thread; When screw rod arrives the appropriate location, realize the locking of screw rod through being threaded, prevent that screw rod is loosening; Thereby, make cutter head more firm with being connected of knife bar, reliable.In order to locate conveniently, can be provided with limited block 72 at the inner peripheral surface of knife bar, limited block 72 is positioned at screw rod 61 outsides.
Embodiment two, and is as shown in Figure 2, and said hold down gag comprises baffle plate 71, is positioned at the limited block 72 in baffle plate 71 outsides, and said limited block 72 is fixedly installed on the inner peripheral surface of knife bar 4; Said baffle plate 71 mobilizable being arranged in the said knife bar 4, and the inner chamber of knife bar 4 is divided into first, second inner chamber 41,42; Be respectively equipped with corresponding passage 43 in said first, second inner chamber 41,42; The inner peripheral surface of the outer peripheral face of said baffle plate 71 and knife bar 4 is sealed and matched, and can on baffle plate 71, sealing ring be housed; The lateral surface of said baffle plate 71 and said push rod 3 are fixedly linked; During connection, in first inner chamber 41, inflate, promote baffle plate 71 forward through gas through passage 43; Baffle plate 71 promotes push rod 3 and moves forward; The flange 31 of push rod 3 struts an end of first connecting elements 1, and projection 11 is snapped in the corresponding grooves 21, and cutter head 5 and knife bar 4 are linked into an integrated entity; During dismounting; Inflate in second inner chamber 42 through passage 43, promote baffle plate 71 backward through gas, baffle plate 71 promotes push rod 3 and moves backward; The flange 31 of push rod 3 breaks away from an end of first connecting elements 1; One end of first connecting elements 1 inwardly draws in, makes projection 11 from groove 21 interior slippages, realizes the dismounting of cutter head 5 and knife bar 4.Limited block 72 is set in knife bar 4, can accurately locatees, avoid owing to excessive the making a fault of too much push rod 3 displacements of inflation to baffle plate 71.This form makes cutter head 5 convenient with being connected of knife bar 4, has realized the automation that cutter head 5 is connected with knife bar 4.For cutter head 5 is connected more stablely with knife bar 4, the outer peripheral face of said baffle plate 71 is provided with plurality of tooth-shaped groove 711, and said knife bar 4 inner peripheral surfaces are provided with corresponding wave raised line 411, and said serrate slot 711 matches with said wave raised line 411.Because the outer peripheral face of said baffle plate 71 is provided with plurality of tooth-shaped groove 711; Match with the wave raised line 411 on said knife bar 4 inner peripheral surfaces, when cutter head 5 is connected with knife bar 4, the support power of gas is arranged not only; And can realize self-locking, make cutter head 5 firm more, reliable with being connected of knife bar 4; And can make the better tightness of baffle plate 71 and knife bar 4.
Here description of the invention and application is illustrative, is not to want that therefore, the present invention does not receive the restriction of present embodiment with scope restriction of the present invention in the above-described embodiments, and the technical scheme that any employing equivalence replacement obtains is all in the scope of the present invention's protection.
Claims (5)
1. cutting tool of processing silicon chip; It is characterized in that; Comprise cutter head, knife bar; Said cutter head and said knife bar link into an integrated entity through jockey, and said jockey comprises first connecting elements, second connecting elements, push rod, hold down gag, and said first connecting elements is fixedly installed on the front end in the knife bar; Said hold down gag is arranged on the rear end in the said knife bar; Said push rod is mobilizable to be arranged in the knife bar, and an end of said push rod passes said first connecting elements, and the other end is connected on the said hold down gag, said push rod pass said first connecting elements an end be provided with flange; Second connecting elements is fixedly installed in the cutter head, and the inner peripheral surface of said second connecting elements is provided with groove; During connection, said flange circumferentially outwards opens the end edge of said first connecting elements, and the projection of said first connecting elements snaps in the corresponding said groove;
First connecting elements is made up of pedestal and end; Said pedestal and said end are whole, and said end is the hollow cylinder that some strip components surround, and has certain elasticity; The outer end of every strip component is provided with a projection, and second connecting elements is the hollow cylinder.
2. a kind of according to claim 1 cutting tool of processing silicon chip; It is characterized in that said hold down gag comprises screw rod, interior cover; Cover is fixedly installed in the said knife bar in said; Said screw rod is mobilizable to be arranged in the said interior cover, and said screw rod one end passes said interior cover, and is fixedly connected with said push rod; The inner peripheral surface of said screw rod outer peripheral face and said interior cover closely cooperates.
3. like the said a kind of cutting tool of processing silicon chip of claim 2, it is characterized in that the through hole inner peripheral surface of said interior cover is provided with internal thread, said screw rod outer peripheral face is provided with external screw thread, and said screw rod and said interior cover link into an integrated entity through threaded engagement.
4. a kind of according to claim 1 cutting tool of processing silicon chip is characterized in that, said hold down gag comprises baffle plate, said baffle plate is mobilizable is arranged in the said knife bar, and with being divided into first, second inner chamber in the knife bar; Be respectively equipped with corresponding passage in said first, second inner chamber; The outer peripheral face of said baffle plate and the inner peripheral surface of knife bar are sealed and matched; Said baffle plate is fixedly connected with said push rod.
5. like the said a kind of cutting tool of processing silicon chip of claim 4, it is characterized in that the outer peripheral face of said baffle plate is provided with the plurality of tooth-shaped groove, said knife bar inner peripheral surface is provided with corresponding wave raised line, and said serrate slot matches with said wave raised line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516823 CN101973077B (en) | 2010-10-23 | 2010-10-23 | Cutting knife for processing silicon sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516823 CN101973077B (en) | 2010-10-23 | 2010-10-23 | Cutting knife for processing silicon sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101973077A CN101973077A (en) | 2011-02-16 |
| CN101973077B true CN101973077B (en) | 2012-09-19 |
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ID=43572999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010516823 Expired - Fee Related CN101973077B (en) | 2010-10-23 | 2010-10-23 | Cutting knife for processing silicon sheet |
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| Country | Link |
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| CN (1) | CN101973077B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481386B (en) * | 2018-06-27 | 2024-04-16 | 俞妍冰 | Safety cutter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809253A (en) * | 1972-08-04 | 1974-05-07 | Mercer Pneumatic Tools Ltd | Bar feed mechanism |
| CN200957456Y (en) * | 2006-10-19 | 2007-10-10 | 南京众得利自动化机械有限公司 | Apparatus for cutting and machining circular-conical surface and conical thread |
| CN201058439Y (en) * | 2007-06-29 | 2008-05-14 | 孙保平 | Bar cut-off machine |
| CN101590533A (en) * | 2008-09-26 | 2009-12-02 | 沈阳盛京精益数控机械有限公司 | A kind of disposable processing technology of finishing the inner working position of integral differential mechanism |
| CN101786173A (en) * | 2009-12-25 | 2010-07-28 | 成都飞机工业（集团）有限责任公司 | Telescopic double-edged deep-hole boring cutter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201833488U (en) * | 2010-10-23 | 2011-05-18 | 镇江市港南电子有限公司 | Cutting tool for processing silicon wafers |
-
2010
- 2010-10-23 CN CN 201010516823 patent/CN101973077B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809253A (en) * | 1972-08-04 | 1974-05-07 | Mercer Pneumatic Tools Ltd | Bar feed mechanism |
| CN200957456Y (en) * | 2006-10-19 | 2007-10-10 | 南京众得利自动化机械有限公司 | Apparatus for cutting and machining circular-conical surface and conical thread |
| CN201058439Y (en) * | 2007-06-29 | 2008-05-14 | 孙保平 | Bar cut-off machine |
| CN101590533A (en) * | 2008-09-26 | 2009-12-02 | 沈阳盛京精益数控机械有限公司 | A kind of disposable processing technology of finishing the inner working position of integral differential mechanism |
| CN101786173A (en) * | 2009-12-25 | 2010-07-28 | 成都飞机工业（集团）有限责任公司 | Telescopic double-edged deep-hole boring cutter |
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| Publication number | Publication date |
|---|---|
| CN101973077A (en) | 2011-02-16 |
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Granted publication date: 20120919 Termination date: 20161023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |