CN102001137A - Connecting device of cutting tool - Google Patents
Connecting device of cutting tool Download PDFInfo
- Publication number
- CN102001137A CN102001137A CN 201010516843 CN201010516843A CN102001137A CN 102001137 A CN102001137 A CN 102001137A CN 201010516843 CN201010516843 CN 201010516843 CN 201010516843 A CN201010516843 A CN 201010516843A CN 102001137 A CN102001137 A CN 102001137A
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- knife bar
- connecting elements
- push rod
- screw rod
- cutting tool
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Abstract
The invention discloses a connecting device of a cutting tool. The connecting device comprises a first connecting member, a second connecting member, a push rod and a pressing device, wherein the first connecting member is fixedly arranged at the front end in a tool bar; the pressing device is arranged at the rear end in the tool bar; the push rod is movably arranged in the tool bar; one end of the push rod passes through the first connecting member, and the other end of the push rod is connected with the pressing device; the end of the push rod passing through the first connecting member is provided with a flange; the second connecting member is fixedly arranged in a tool bit; a groove is formed on the inner circumferential surface of the second connecting member; and during connection, the flange outwardly expands one end of the first connecting member along the circumferential direction, and a bump of the first connecting member is clamped in the corresponding groove. The connecting device has the advantages of reliable connection, convenience in replacement and simple structure.
Description
Technical field
The present invention relates to a kind of jockey, particularly a kind of jockey of cutting tool belongs to the technical field of aperture knife tool.
Background technology
Cutting tool is the cutter in order to process at solid material.By cutting tool silicon chip is processed.The cutting tool of prior art comprises working portion and shank, working portion and shank are overall structure, working portion has many spiral grooves, 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, wear and tear easily during the drilling of cutting tool working portion, need 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, the cutting tool integral replacing can only 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; link into an integrated entity by the cutter head and the knife bar of jockey cutting tool; behind the tool bit abrasion; cutter head can 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, and 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, thereby influence reusing of knife bar, and it is inconvenient that cutter head is changed knife bar.
Summary of the invention
It is convenient that technical problem to be solved by this invention provides a kind of replacing, connects cutting tool jockey reliable and simple in structure.
In order to solve the problems of the technologies described above, the jockey of a kind of cutting tool of the present invention comprises first connecting elements, second connecting elements, push rod, hold down gag, and described first connecting elements is fixedly installed on the front end in the knife bar; Described hold down gag is arranged on the rear end in the described knife bar; Described push rod is mobilizable to be arranged in the knife bar, and an end of described push rod passes described first connecting elements, and the other end is connected on the described hold down gag, described push rod pass described 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 described second connecting elements is provided with groove; During connection, described flange circumferentially outwards opens the end edge of described first connecting elements, and the projection of described first connecting elements snaps in the corresponding described groove.
The jockey of above-mentioned a kind of cutting tool, wherein, described hold down gag comprises screw rod, interior cover, described interior cover is fixedly installed in the described knife bar, and described screw rod is mobilizable to be arranged in described interior the overlapping, described screw rod one end passes described interior cover, and fixedlys connected with described push rod; The inner peripheral surface of described screw rod outer peripheral face and described interior cover closely cooperates.
The jockey of above-mentioned a kind of cutting tool, wherein, described hold down gag comprises baffle plate, described baffle plate is mobilizable is arranged in the described knife bar, and will be divided into first, second inner chamber in the knife bar; Be respectively equipped with corresponding passage in described first, second inner chamber; The outer peripheral face of described baffle plate and the inner peripheral surface of knife bar are sealed and matched; Described baffle plate is fixedlyed connected with described push rod.
The jockey of above-mentioned a kind of cutting tool, wherein, the outer peripheral face of described baffle plate is provided with the plurality of tooth-shaped groove, and described knife bar inner peripheral surface is provided with corresponding wave raised line, and described serrate slot matches with described wave raised line.
The jockey of above-mentioned a kind of cutting tool, wherein, the through hole inner peripheral surface of described interior cover is provided with internal thread, and described screw rod outer peripheral face is provided with external screw thread, and described screw rod and described interior cover link into an integrated entity by 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, described first connecting elements is fixedly installed on the front end in the knife bar; Described hold down gag is arranged on the rear end in the described knife bar; Described push rod is mobilizable to be arranged in the knife bar, and an end of described push rod passes described first connecting elements, and the other end is connected on the described hold down gag, and second connecting elements is fixedly installed in the cutter head, and the inner peripheral surface of described second connecting elements is provided with groove; Driving push rod by 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 described first connecting elements realize engaging or coming off with corresponding described groove, the realization knife bar is connected with cutter head, therefore, the present invention connects reliably, changes convenience, simple in structure.
2, because described hold down gag screw rod, interior cover, described interior cover is fixedly installed in the described knife bar, and described screw rod is mobilizable to be arranged in described interior the overlapping, during connection, lead-screw, screw rod one end heads on push rod and moves, and makes push rod strut first connecting elements, 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 described hold down gag comprises baffle plate; Described baffle plate is mobilizable to be arranged in the described knife bar, and first, second inner chamber will be divided in the knife bar, by 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 described baffle plate is provided with the plurality of tooth-shaped groove, described knife bar inner peripheral surface is provided with corresponding wave raised line, described serrate slot matches with described wave raised line, when cutter head is connected with knife bar, the support power that gas is not only arranged, 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 described, 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 by 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
The invention will be further described below in conjunction with accompanying drawing.
As shown in the figure, in order to solve the problems of the technologies described above, the jockey of a kind of cutting tool of the present invention, comprise 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, described pedestal 12 is whole with described end 13, the hollow cylinder that described end 13 surrounds for some strip components, and has certain elasticity, the outer end of every strip component is provided with a projection 11, second connecting elements 2 is the hollow cylinder, and the inner peripheral surface of described second connecting elements 2 is provided with groove 21; Described first connecting elements 1 is fixedly installed on the front end in the knife bar 4; Described hold down gag is arranged on the rear end in the described knife bar 4; Described push rod 3 mobilizable being arranged in the knife bar 4, an end of described push rod 3 passes described first connecting elements 1, the other end leans against on the described hold down gag, described push rod 3 pass described 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 described second connecting elements 2 is provided with groove 21; During connection, described flange 31 circumferentially outwards opens the end edge of described first connecting elements, and the projection 11 of described first connecting elements 1 snaps in the corresponding described groove 21.The present invention drives push rod 3 by 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 described first connecting elements 1 realize engaging or coming off with corresponding described groove 21, realization knife bar 4 is connected with cutter head 5, therefore, the present invention connects reliably, changes convenience, simple in structure.
Hold down gag is unrestricted, and in the present embodiment, preferred two kinds of forms are that example describes.
Embodiment one, as shown in Figure 1, described hold down gag comprises screw rod 61, in cover 60, described in cover 60 be fixedly installed in the described knife bar 4, described screw rod 61 is mobilizable are arranged on described in the cover 60, interior cover 60 is a cylinder, this cylinder is provided with longitudinal hole 62, and described screw rod 61 1 ends pass the through hole 62 of described interior cover 60, and fixedlys connected with described push rod 3; The inner peripheral surface of described screw rod 61 outer peripheral faces and described 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 described 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 by 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 described, 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 by 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 as shown in Figure 2, described hold down gag comprises baffle plate 71, is positioned at the limited block 72 in baffle plate 71 outsides, and described limited block 72 is fixedly installed on the inner peripheral surface of knife bar 4; Described baffle plate 71 mobilizable being arranged in the described 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 described first, second inner chamber 41,42; The inner peripheral surface of the outer peripheral face of described 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 described baffle plate 71 and described push rod 3 are fixedly linked; During connection, in first inner chamber 41, inflate, promote baffle plate 71 forward by gas by 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 by passage 43, promote baffle plate 71 backward by 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 described baffle plate 71 is provided with plurality of tooth-shaped groove 711, and described knife bar 4 inner peripheral surfaces are provided with corresponding wave raised line 411, and described serrate slot 711 matches with described wave raised line 411.Because the outer peripheral face of described baffle plate 71 is provided with plurality of tooth-shaped groove 711, match with the wave raised line 411 on described knife bar 4 inner peripheral surfaces, when cutter head 5 is connected with knife bar 5, 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 is not subjected to 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 protection of the invention.
Claims (5)
1. the jockey of a cutting tool is characterized in that, comprises first connecting elements, second connecting elements, push rod, hold down gag, and described first connecting elements is fixedly installed on the front end in the knife bar; Described hold down gag is arranged on the rear end in the described knife bar; Described push rod is mobilizable to be arranged in the knife bar, and an end of described push rod passes described first connecting elements, and the other end is connected on the described hold down gag, described push rod pass described 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 described second connecting elements is provided with groove; During connection, described flange circumferentially outwards opens the end edge of described first connecting elements, and the projection of described first connecting elements snaps in the corresponding described groove.
2. a kind of jockey of cutting tool according to claim 1, it is characterized in that, described hold down gag comprises screw rod, interior cover, cover is fixedly installed in the described knife bar in described, described screw rod is mobilizable to be arranged in the described interior cover, and described screw rod one end passes described interior cover, and fixedlys connected with described push rod; The inner peripheral surface of described screw rod outer peripheral face and described interior cover closely cooperates.
3. as the jockey of a kind of cutting tool as described in the claim 2, it is characterized in that, described in the through hole inner peripheral surface of cover be provided with internal thread, described screw rod outer peripheral face is provided with external screw thread, described screw rod with described in overlap and link into an integrated entity by threaded engagement.
4. a kind of jockey of cutting tool according to claim 1 is characterized in that described hold down gag comprises baffle plate, described baffle plate is mobilizable is arranged in the described knife bar, and will be divided into first, second inner chamber in the knife bar; Be respectively equipped with corresponding passage in described first, second inner chamber; The outer peripheral face of described baffle plate and the inner peripheral surface of knife bar are sealed and matched; Described baffle plate is fixedlyed connected with described push rod.
5. as the jockey of a kind of cutting tool as described in the claim 4, it is characterized in that the outer peripheral face of described baffle plate is provided with the plurality of tooth-shaped groove, described knife bar inner peripheral surface is provided with corresponding wave raised line, and described serrate slot matches with described wave raised line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516843 CN102001137A (en) | 2010-10-23 | 2010-10-23 | Connecting device of cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516843 CN102001137A (en) | 2010-10-23 | 2010-10-23 | Connecting device of cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102001137A true CN102001137A (en) | 2011-04-06 |
Family
ID=43808968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010516843 Pending CN102001137A (en) | 2010-10-23 | 2010-10-23 | Connecting device of cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102001137A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112438565A (en) * | 2019-08-29 | 2021-03-05 | 九阳股份有限公司 | Cooking utensil |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809253A (en) * | 1972-08-04 | 1974-05-07 | Mercer Pneumatic Tools Ltd | Bar feed mechanism |
| 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 |
| CN201855991U (en) * | 2010-10-23 | 2011-06-08 | 镇江市港南电子有限公司 | Connecting device of cutting tool |
-
2010
- 2010-10-23 CN CN 201010516843 patent/CN102001137A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809253A (en) * | 1972-08-04 | 1974-05-07 | Mercer Pneumatic Tools Ltd | Bar feed mechanism |
| 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 |
| CN201855991U (en) * | 2010-10-23 | 2011-06-08 | 镇江市港南电子有限公司 | Connecting device of cutting tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112438565A (en) * | 2019-08-29 | 2021-03-05 | 九阳股份有限公司 | Cooking utensil |
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Application publication date: 20110406 |