CN102717142B - Precise shearing device for closed metal strap wide steel loop - Google Patents
Precise shearing device for closed metal strap wide steel loop Download PDFInfo
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- CN102717142B CN102717142B CN201110221540.9A CN201110221540A CN102717142B CN 102717142 B CN102717142 B CN 102717142B CN 201110221540 A CN201110221540 A CN 201110221540A CN 102717142 B CN102717142 B CN 102717142B
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Abstract
The invention relates to the field of automobile continuously-variable transmissions, in particular to a precise shearing device for a closed metal strap wide steel loop which is the core element of an automobile metal strap continuously-variable transmission, and solves the problems in steel loop manufacturing in the prior art that the production efficiency is lower and the precision is relatively difficult to control. The precise shearing device is provided with a center cutter head group and one or more peripheral cutter head groups; and each cutter head group comprises two or more disc-shaped cutter heads and separation discs, which are assembled coaxially, wherein the disc-shaped cutter heads have the same diameter, each separation disc is arranged between adjacent cutter heads, and an elastic ring is arranged on the outer edge of the separation disc. The cutter heads and the elastic material rings on the same cutter head group are identical in outside diameter, and the disc-shaped cutter heads and the elastic rings of each peripheral cutter head group are oppositely assembled with the elastic rings and the disc-shaped cutter heads of the center cutter head group; at least one cutter head group can move in the radial direction, each cutter head can be pressed in and withdrawn from the space between the cutter heads on two sides of the elastic ring opposite to the cutter head, so as to realize precise shearing of the metal strap wide steel loop; and the production efficiency is improved due to the quick shearing and assembly of the metal strap wide steel loop.
Description
Technical field:
The present invention relates to auto continuously variable transmission field, be specially a kind of automobile metal band buncher core parts closed-ring precision shearing device for wide steel rings of metal bands.
Background technology:
Cone disk type buncher is widely used in the vehicles, engineering machinery, agricultural machinery, generating equipment and other industrial circles, and most widely used at automotive field is metal band type stepless speed variator.Its core transmission component metal tape, be a flexible metal closed loop elements, one of them element is made up of steel loop.
In metal tape is produced, the manufacture of metal belt steel ring is the important step improving metal tape production efficiency, but because the production efficiency of metal belt steel ring is low, the more difficult control of precision, make metal belt steel ring manufacture in common production process very loaded down with trivial details and consuming time, greatly have impact on the speed that metal tape is produced.
Summary of the invention:
The object of this invention is to provide a kind of closed-ring precision shearing device for wide steel rings of metal bands, solve metal bandwidth steel loop closed loop in prior art and shear that production efficiency is low, precision problem more rambunctious.
Technical scheme of the present invention is:
A kind of closed-ring precision shearing device for wide steel rings of metal bands, have a center cutter disc groups and one or more periphery cutter disc groups, each cutter disc groups has outer rim being coaxially assembled every dish with elastomeric material ring between the disc cutterhead of same diameter and adjacent cutterhead by two or more.
Described closed-ring precision shearing device for wide steel rings of metal bands, the nominal axial width every dish is identical with the nominal axial width of cutterhead.
Described closed-ring precision shearing device for wide steel rings of metal bands, the cutterhead in same cutter disc groups is equal with elastomeric material ring external diameter or roughly equal, and the axial width every dish is equal with the axial width of elastomeric material ring or roughly equal.
Described closed-ring precision shearing device for wide steel rings of metal bands, the cutterhead of periphery cutter disc groups is identical with the axial location of the elastomeric material ring of center cutter disc groups, and the cutterhead of center cutter disc groups is identical with the axial location of the elastomeric material ring of periphery cutter disc groups.
Described closed-ring precision shearing device for wide steel rings of metal bands, one end of center cutter disc groups is provided with the positioning disk that diameter is greater than cutterhead, and the other end is provided with can the elastic pressing disc of frequent dismounting.
Described closed-ring precision shearing device for wide steel rings of metal bands, the face that elastic pressing disc contacts with metal bandwidth steel loop is provided with elastomeric material.
Described closed-ring precision shearing device for wide steel rings of metal bands, the gear that the axle of center cutter disc groups is provided with on gear and periphery cutter disc groups axle intermeshes.
Described closed-ring precision shearing device for wide steel rings of metal bands, the structure having at least a cutter disc groups to have in center cutter disc groups and periphery cutter disc groups to make it to other cutter disc groups movement.
Described closed-ring precision shearing device for wide steel rings of metal bands, cutter disc groups has makes its structure to relative cutter disc groups movement be linear bearing, nut-screw, bias, inclined-plane or hydraulic mechanism.
Described closed-ring precision shearing device for wide steel rings of metal bands, center cutter disc groups periphery has one or more backing roll or hold-down roller.
The invention has the beneficial effects as follows:
1, in the present invention, each cutter disc groups is assembled by two elastomeric material rings equal with the cutterhead width corresponding with opposite cutterhead with plural disc cutterhead, multiple metal belt steel ring with final width can be sheared simultaneously, improve production efficiency exponentially.
2, in the present invention, elastomeric material ring can compress the ferrule sheared in shearing, ensure that shear precision, reduces burr, improves product quality.
3, the present invention is provided with synchronous gear wheels in same one end of fixation cutter head and mobile cutterhead, achieves the pure rolling accurate-shearing of metal bandwidth steel loop, ensure that shear precision, improve product quality.
4, in the present invention, the driving that cutterhead locomotive function needs can add screw drives with motor, or hydraulic-driven, achieves the THE ADIABATIC SHEAR IN of metal bandwidth steel loop, improves production efficiency.
5, in the present invention, one end of center cutter disc groups is provided with the positioning disk that diameter is greater than cutterhead, and the other end is provided with can the elastic pressing disc of frequent dismounting, can realize quick loading and unloading, enhance productivity.
6, in the present invention, after metal belt steel ring circumferentially all cuts, steel loop ejects by elastomeric material ring between cutterhead, can realize quick loading and unloading, enhance productivity.
Accompanying drawing illustrates:
Fig. 1: in the present invention, with the structural representation of the closed-ring precision shearing device for wide steel rings of metal bands of nut-screw mechanism.Wherein, Fig. 1 (a) is front view; Centered by Fig. 1 (b), cutter disc groups and periphery move cutter disc groups movement relation and structure chart.
Fig. 2: in the present invention, with the structural representation of the closed-ring precision shearing device for wide steel rings of metal bands of hydraulic mechanism.Wherein, Fig. 2 (a) is front view; Centered by Fig. 2 (b), cutter disc groups and periphery move cutter disc groups movement relation and structure chart.
Fig. 3: schematic diagram in front and shear history sheared by metal tape of the present invention.Wherein, Fig. 3 (a) is for before shearing; Fig. 3 (b) is in shear history.
Fig. 4: the cutterhead of closed-ring precision shearing device for wide steel rings of metal bands of the present invention is separated schematic diagram.
Fig. 5: in the present invention, a kind of structural representation of closed-ring precision shearing device for wide steel rings of metal bands.Wherein, Fig. 5 (a) is front view; Centered by Fig. 5 (b), cutter disc groups and periphery move cutter disc groups movement relation and structure chart.
Fig. 6: in the present invention, a kind of structural representation of closed-ring precision shearing device for wide steel rings of metal bands.Wherein, Fig. 6 (a) is front view; Centered by Fig. 6 (b), cutter disc groups and periphery move cutter disc groups movement relation and structure chart.
Fig. 7: the cutter disc groups of closed-ring precision shearing device for wide steel rings of metal bands of the present invention is separated schematic diagram.
Fig. 8: elastic pressing disc enlarged diagram.
In figure, 1-slide rail; 2-mono-axle; 3-fixation cutter head group; 4-round nut; 5-positioning disk; 6-cutter disc groups displaced spirals; 7-elastic pressing disc; 8-moves cutterhead in cutter disc groups; 9-elastomeric material ring; 10-spline; 11-cutter disc groups mobile motor; 12-metal bandwidth steel loop; 13-moves cutter disc groups two; 14-tri-axle; 15-synchromesh gear three; 16-synchromesh gear two; 17-bis-axle; 18-cutter disc groups rotary electric machine; Cutterhead in 19-fixation cutter head group; 20-synchromesh gear one; 21-moves cutterhead one; 22-metal is every dish; 23-cutter disc groups mobile hydraulic cylinder; 24-center cutter disc groups; 25-periphery moves cutter disc groups; 26-periphery fixation cutter head group; 27-frame; Steel loop after 28-shears.
Detailed description of the invention:
Closed-ring precision shearing device for wide steel rings of metal bands of the present invention is a kind of steel loop shear for wide steel loop being cut in metal belt steel ring manufacture process final width.This device is made up of center cutter disc groups and one or more periphery cutter disc groups, by being coaxially assembled every dish with elastomeric material ring of outer rim between two or more disc cutterhead and adjacent cutterhead in each cutter disc groups, nominal axial width every dish is identical with the nominal axial width of cutterhead, cutterhead in same cutter disc groups is equal with elastomeric material ring external diameter or roughly equal, and the axial width every dish is equal with the axial width of elastomeric material ring or roughly equal.The disc cutterhead of periphery cutter disc groups and the elastomeric material ring of elastomeric material Huan Yu center cutter disc groups and disc cutterhead relative makeup form, that is: the cutterhead of periphery cutter disc groups is identical with the axial location of the elastomeric material ring of center cutter disc groups, and the cutterhead of center cutter disc groups is identical with the axial location of the elastomeric material ring of periphery cutter disc groups; Have at least a cutter disc groups can to move to relative cutter disc groups; Each cutterhead all can freely be pressed into and exit between the cutterhead on elastomeric material ring both sides over there; The wide steel ring cap of metal tape closed loop to be cut is in the cutter disc groups of center, and axially fix with elastic pressing disc and positioning disk, cutter disc groups shifts near mutually, in the elastomeric material ring that steel loop is pressed between two relative cutterheads by disc cutterhead near contact point.The one end of cutter disc groups of installing steel loop is provided with the positioning disk that diameter is greater than cutterhead, and the other end is provided with can the elastic pressing disc of frequent dismounting.
In order to ensure transmission accuracy further, the axle upper end of center cutter disc groups can be provided with gear intermeshing with periphery cutter disc groups.The face that elastic pressing disc contacts with metal bandwidth steel loop is provided with elastomeric material, avoids damage metal bandwidth steel loop.The material of metal bandwidth steel loop is nickelic Maraging steel, and width is greater than 50mm, and thickness is less than 0.4mm.Center cutter disc groups with have a cutter disc groups in periphery cutter disc groups at least and can be moved to relative cutter disc groups by linear bearing, nut-screw, bias, inclined-plane or hydraulic mechanism.In order to improve positioning precision, center cutter disc groups periphery can be furnished with one or more backing roll or hold-down roller.
Embodiment 1
As shown in Figure 1, closed-ring precision shearing device for wide steel rings of metal bands of the present invention, mainly comprise frame 27, slide rail 1, one axle 2, fixation cutter head group 3, round nut 4, positioning disk 5, cutter disc groups displaced spirals 6, elastic pressing disc 7, cutterhead 8 in mobile cutter disc groups, elastomeric material ring 9, spline 10, cutter disc groups mobile motor 11, metal bandwidth steel loop 12, mobile cutter disc groups 2 13, three axles 14, synchromesh gear 3 15, synchromesh gear 2 16, two axles 17, cutter disc groups rotary electric machine 18, cutterhead 19 in fixation cutter head group, synchromesh gear 1, mobile cutter disc groups 1, metal is every dish 22 etc., concrete structure is as follows:
Frame 27 is provided with three axles: axle 2, two axle 17 and three axles, 14, three axles are arranged in parallel, two motors: cutter disc groups mobile motor 11 and cutter disc groups rotary electric machine 18 are fixed in frame 27.One axle 2 and three axles 14 are installed respectively and mobile cutter disc groups 1 and mobile cutter disc groups 2 13, two axle 17 are provided with fixation cutter head group 3, two axle 17 end are connected with cutter disc groups rotary electric machine 18; Same one end of three axles is provided with synchronous gear wheels, and synchromesh gear 1 is arranged on an axle 2, and synchromesh gear 2 16 is arranged on two axles 17, and synchromesh gear 3 15 is arranged on three axles 14; Along with the rotation of cutter disc groups rotary electric machine 18, by synchronous gear wheels, the fixation cutter head group 3 on mobile cutter disc groups one 21, two axle 17 on an axle 2 and the mobile cutter disc groups 2 13 on three axles 14 reach synchronous rotary.
In the present invention, mobile cutter disc groups 1 is fixed on an axle 2, and mobile cutter disc groups 1 two ends are respectively provided with rolling bearing and are enclosed within an axle 2, and the outer ring of bearing is fixed in bearing block; Two axles 17 are provided with round nut 4, the fixation cutter head group 3 that makes round nut 4 is fixed on two axles 17, metal bandwidth steel loop 12 is enclosed within fixation cutter head group 3, one end of fixation cutter head group 3 is provided with positioning disk 5, and the other end of fixation cutter head group 3 is provided with elastic pressing disc 7 makes metal bandwidth steel loop 12 be fixed in cutter disc groups 3.Each cutter disc groups is provided with cutterhead 8 in multiple mobile cutter disc groups, metal every dish 22 and elastomeric material ring 9.
In the present invention, an axle 2 is connected with slide rail 1 with the bearing block at three axle 14 two ends, and cutter disc groups displaced spirals 6 is connected with the bearing block of an axle 2 with three axle 14 two ends.The spiral that cutter disc groups displaced spirals 6 is provided with two rotation directions contrary passes through Flange joint, cutter disc groups displaced spirals 6 is parallel to slide rail 1, one end of cutter disc groups displaced spirals 6 is fixed in frame 27, and the other end of cutter disc groups displaced spirals 6 is connected with cutter disc groups mobile motor 11 by spline 10.Along with the rotation of cutter disc groups mobile motor 11, two mobile cutter disc groups (mobile cutter disc groups 1 and mobile cutter disc groups 2 13) can be moved to fixation cutter head group 3 along slide rail 1, metal bandwidth steel loop 12 is pressed in the elastomeric material ring 9 in two relative mobile cutter disc groups between cutterhead 8 by cutterhead 8 in mobile cutter disc groups near cutter disc groups contact point.
As shown in Figure 1, the course of work of the present invention is as follows:
First metal bandwidth steel loop 12 is enclosed within fixation cutter head group 3, with round nut 4 and elastic pressing disc 7 (Fig. 8), metal bandwidth steel loop 12 is fixed in fixation cutter head group 3.Cutter disc groups rotary electric machine 18 will rotate the fixation cutter head group 3 directly passed on two axles 17, synchromesh gear 2 16 on two axles 17 is connected to each other with the synchromesh gear 1 on an axle 2 and the synchromesh gear 3 15 on three axles 14 respectively, thus drives the mobile cutter disc groups 1 on an axle 2 and mobile cutter disc groups 2 13 synchronous axial system on three axles 14; Meanwhile, one end of cutter disc groups displaced spirals 6 is connected with cutter disc groups mobile motor 11 by spline 10, and cutter disc groups displaced spirals 6 is also connected with the bearing block at an axle 2 and three axle 14 two ends, and an axle 2 is also connected with slide rail 1 with the bearing block at three axle 14 two ends.Along with the rotation of cutter disc groups mobile motor 11, two mobile cutter disc groups can be moved along slide rail 1 to fixation cutter head group 3, metal bandwidth steel loop 12 is pressed in the elastomeric material ring 9 in two relative mobile cutter disc groups between cutterhead 8 by cutterhead 8 in mobile cutter disc groups near cutter disc groups contact point, and metal bandwidth steel loop 12 is cut into the steel loop with final width.Afterwards, mobile cutterhead separates (Fig. 4) to both sides, takes off fixation cutter head group, is taken out by the steel loop that cutterhead has cut; After changing the steel loop do not cut, then assembled back by fixation cutter head, or change the next fixation cutter head group having installed steel loop to be cut, the steel loop carried out next time is sheared.As shown in Figure 3, metal tape is after shearing, and after shearing, steel loop 28 reaches final width.
Embodiment 2
Difference from Example 1 is, as shown in Figure 2, closed-ring precision shearing device for wide steel rings of metal bands of the present invention, mainly comprise Hydraulic Station, frame 27, slide rail 1, one axle 2, fixation cutter head group 3, round nut 4, steel loop positioning disk 5, elastic pressing disc 7, cutterhead 8 in mobile cutter disc groups, elastomeric material ring 9, metal bandwidth steel loop 12, mobile cutter disc groups 2 13, three axles 14, synchromesh gear 3 15, synchromesh gear 2 16, two axles 17, cutter disc groups rotary electric machine 18, cutterhead 19 in fixation cutter head group, synchromesh gear 1, mobile cutter disc groups 1, metal is every dish 22, cutter disc groups mobile hydraulic cylinder 23 etc., concrete structure is as follows:
Frame 27 is provided with three axles: axle 2, two axle 17 and three axles, 14, three axles are arranged in parallel, and a cutter disc groups rotary electric machine 18 is fixed in frame 27.One axle 2 and three axles 14 are installed respectively and mobile cutter disc groups 1 and mobile cutter disc groups 2 13, two axle 17 are provided with fixation cutter head group 3, two axle 17 end are connected with cutter disc groups rotary electric machine 18; Same one end of three axles is provided with synchronous gear wheels, and be provided with synchromesh gear 1 and be arranged on an axle 2, synchromesh gear 2 16 is arranged on two axles 17, and synchromesh gear 3 15 is arranged on three axles 14; Along with the rotation of cutter disc groups rotary electric machine 18, by synchronous gear wheels, the fixation cutter head group 3 on mobile cutter disc groups 21, two axle 17 on an axle 2 and the mobile cutter disc groups 2 13 on three axles 14 reach synchronous rotary.
In the present invention, mobile cutter disc groups 1 is fixed on an axle 2, and mobile cutter disc groups 1 two ends are respectively provided with rolling bearing and are enclosed within an axle 2, and the outer ring of bearing is fixed in bearing block; Two axles 17 are provided with round nut 4, the fixation cutter head group 3 that makes round nut 4 is fixed on two axles 17, metal bandwidth steel loop 12 is enclosed within fixation cutter head group 3, one end of fixation cutter head group 3 is provided with steel loop positioning disk 5, and the other end of fixation cutter head group 3 is provided with elastic pressing disc 7 makes metal bandwidth steel loop 12 be fixed in cutter disc groups 3.Each cutterhead is provided with cutterhead 8 in mobile cutter disc groups, metal every dish 22 and elastomeric material ring 9.
In the present invention, an axle 2 is connected with slide rail 1 with the bearing block at three axle 14 two ends, and cutter disc groups mobile hydraulic cylinder 23 is connected with the bearing block of an axle 2 with three axle 14 two ends.Cutter disc groups mobile hydraulic cylinder 23 is parallel to slide rail 1, and the two ends of cutter disc groups mobile hydraulic cylinder 23 are fixed in frame 27.Along with cutter disc groups mobile hydraulic cylinder 23 moves axially, two mobile cutter disc groups can be moved along slide rail 1 to fixation cutter head group 3 (mobile cutter disc groups 1 and mobile cutter disc groups 2 13), metal bandwidth steel loop 12 is pressed in the elastomeric material ring 9 in two relative mobile cutter disc groups between cutterhead 8 by cutterhead 8 in mobile cutter disc groups near cutter disc groups contact point.
As shown in Figure 2, the course of work of the present invention is as follows:
First metal bandwidth steel loop 12 is enclosed within fixation cutter head group 3, with round nut 4 and elastic pressing disc 7, metal bandwidth steel loop 12 is fixed in fixation cutter head group 3.Cutter disc groups rotary electric machine 18 will rotate the fixation cutter head group 3 directly passed on two axles 17, on synchromesh gear 2 16, axle 2 on two axles 17, on synchromesh gear 1 and three axles 14, synchromesh gear 3 15 is connected to each other, thus drives the mobile cutter disc groups 1 on an axle 2 and mobile cutter disc groups 2 13 synchronous axial system on three axles 14; Meanwhile, cutter disc groups mobile hydraulic cylinder 23 is also connected with the bearing block at an axle 2 and three axle 14 two ends, and an axle 2 is also connected with slide rail 1 with the bearing block at three axle 14 two ends.Along with cutter disc groups mobile hydraulic cylinder 23 moves axially, two mobile cutter disc groups can be moved along slide rail 1 to fixation cutter head group 3, metal bandwidth steel loop 12 is pressed in the elastomeric material ring 9 in two relative mobile cutter disc groups between cutterhead 8 by cutterhead 8 in mobile cutter disc groups near cutter disc groups contact point, and metal bandwidth steel loop 12 is cut into the steel loop with final width.Treat steel loop cutting, mobile cutter disc groups takes off fixation cutter head group 3 after separating to both sides, the steel loop that cutterhead has cut is taken out, again fixation cutter head group 3 is reinstalled after changing the steel loop do not cut, or change the next fixation cutter head group 3 having installed steel loop to be cut, carry out steel loop cutting again.As shown in Figure 3, metal tape is after shearing, and after shearing, steel loop 28 reaches final width.
Embodiment 3
Difference from Example 1 is, as shown in Figure 5, the present invention mainly comprises cutter disc groups displaced spirals 6, cutter disc groups mobile motor 11, spline 10, cutter disc groups rotary electric machine 18, center cutter disc groups 24, periphery move cutter disc groups 25, periphery fixation cutter head group 26.
The mobile cutter disc groups that can move radially moves to loading and unloading position by spiral, take off center cutter disc groups 24, steel loop to be cut is installed in center cutter disc groups 24 and fix elastic pressing disc, Zai Ba center cutter disc groups 24 is put back in periphery fixation cutter head group 26, mobile cutter disc groups is moved to compression center, operating position cutter disc groups 24, cutter disc groups rotary electric machine 18 drives fixation cutter head group to rotate, owing to cutter disc groups there being intermeshing gear, so all cutter disc groups are rotated carry out steel loop cutting simultaneously, treat steel loop cutting, mobile cutter disc groups moves to loading and unloading position (Fig. 7) again, take off center cutter disc groups 24, the steel loop that cutter disc groups has cut is taken out, change the steel loop Hou Zaijiang center cutter disc groups 24 of not cutting to reinstall, or change the next center cutter disc groups 24 having installed steel loop to be cut, carry out steel loop cutting again.
Embodiment 4
Difference from Example 1 is, as shown in Figure 6, the present invention mainly comprises center cutter disc groups 24, periphery moves cutter disc groups 25, periphery fixation cutter head group 26, cutter disc groups mobile hydraulic cylinder 23, cutter disc groups rotary electric machine 18.
The mobile cutter disc groups that can move radially moves to loading and unloading position by hydraulic system, take off center cutter disc groups 24, steel loop to be cut is installed in center cutter disc groups 24 and fix elastic pressing disc, Zai Ba center cutter disc groups 24 is put back in fixation cutter head group 26, mobile cutter disc groups is dropped to specified altitude assignment and compress center cutter disc groups 24, rotary electric machine drives fixation cutter head group to rotate, owing to cutterhead there being intermeshing gear, so all cutter disc groups are rotated carry out steel loop cutting simultaneously, treat steel loop cutting, mobile cutter disc groups moves to loading and unloading position (Fig. 7) again, take off center cutter disc groups 24, the steel loop that cutter disc groups has cut is taken out, change the steel loop Hou Zaijiang center cutter disc groups 24 of not cutting to reinstall, or change the next center cutter disc groups 24 having installed steel loop to be cut, carry out steel loop cutting again.
Claims (4)
1. a closed-ring precision shearing device for wide steel rings of metal bands, it is characterized in that, have a center cutter disc groups and more than one periphery cutter disc groups, each cutter disc groups has outer rim being coaxially assembled every dish with elastomeric material ring between the disc cutterhead of same diameter and adjacent cutterhead by two or more;
The structure having at least a cutter disc groups to have in center cutter disc groups and periphery cutter disc groups to make it to other cutter disc groups movement, the gear that the axle of center cutter disc groups is provided with on gear and periphery cutter disc groups axle intermeshes;
One end of center cutter disc groups is provided with the positioning disk that diameter is greater than cutterhead, and the other end is provided with can the elastic pressing disc of frequent dismounting; The face that elastic pressing disc contacts with metal bandwidth steel loop is provided with elastomeric material;
Nominal axial width every dish is identical with the nominal axial width of cutterhead;
The cutterhead of periphery cutter disc groups is identical with the axial location of the elastomeric material ring of center cutter disc groups, and the cutterhead of center cutter disc groups is identical with the axial location of the elastomeric material ring of periphery cutter disc groups.
2. closed-ring precision shearing device for wide steel rings of metal bands according to claim 1, is characterized in that, the cutterhead in same cutter disc groups is equal with elastomeric material ring external diameter, and the axial width every dish is equal with the axial width of elastomeric material ring.
3. closed-ring precision shearing device for wide steel rings of metal bands according to claim 1, is characterized in that, cutter disc groups has makes its structure to relative cutter disc groups movement be linear bearing, nut-screw, bias, inclined-plane or hydraulic mechanism.
4. closed-ring precision shearing device for wide steel rings of metal bands according to claim 1, is characterized in that, center cutter disc groups periphery has more than one backing roll or hold-down roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110221540.9A CN102717142B (en) | 2011-08-03 | 2011-08-03 | Precise shearing device for closed metal strap wide steel loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110221540.9A CN102717142B (en) | 2011-08-03 | 2011-08-03 | Precise shearing device for closed metal strap wide steel loop |
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| Publication Number | Publication Date |
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| CN102717142A CN102717142A (en) | 2012-10-10 |
| CN102717142B true CN102717142B (en) | 2015-03-25 |
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| CN201110221540.9A Active CN102717142B (en) | 2011-08-03 | 2011-08-03 | Precise shearing device for closed metal strap wide steel loop |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4644837A (en) * | 1985-03-26 | 1987-02-24 | Karl Jungel Gmbh & Co. Kg | Device for the burr-free cutting of strip-shaped material |
| EP0313544A1 (en) * | 1987-09-25 | 1989-04-26 | BÖHLER Gesellschaft m.b.H. | Strip guide on circular knives |
| CN2298894Y (en) * | 1997-09-09 | 1998-12-02 | 王军 | Shearing material returning device of multiple ways shearing machine |
| DE10240647A1 (en) * | 2002-09-03 | 2004-03-11 | Thielen Feinmechanik Gmbh & Co. Fertigungs Kg | Method for making high precision spring elements for clocks and timers etc involves supplying flat foil material of required end thickness to roller cutter to divide foil into several individual strips of desired width |
| CN202224734U (en) * | 2011-08-03 | 2012-05-23 | 程乃士 | Closed-ring precision shearing device for wide steel rings of metal bands |
| EP2747058A2 (en) * | 2012-12-18 | 2014-06-25 | Kabushiki Kaisha Toshiba | A label and label printer |
-
2011
- 2011-08-03 CN CN201110221540.9A patent/CN102717142B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4644837A (en) * | 1985-03-26 | 1987-02-24 | Karl Jungel Gmbh & Co. Kg | Device for the burr-free cutting of strip-shaped material |
| EP0313544A1 (en) * | 1987-09-25 | 1989-04-26 | BÖHLER Gesellschaft m.b.H. | Strip guide on circular knives |
| CN2298894Y (en) * | 1997-09-09 | 1998-12-02 | 王军 | Shearing material returning device of multiple ways shearing machine |
| DE10240647A1 (en) * | 2002-09-03 | 2004-03-11 | Thielen Feinmechanik Gmbh & Co. Fertigungs Kg | Method for making high precision spring elements for clocks and timers etc involves supplying flat foil material of required end thickness to roller cutter to divide foil into several individual strips of desired width |
| CN202224734U (en) * | 2011-08-03 | 2012-05-23 | 程乃士 | Closed-ring precision shearing device for wide steel rings of metal bands |
| EP2747058A2 (en) * | 2012-12-18 | 2014-06-25 | Kabushiki Kaisha Toshiba | A label and label printer |
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| CN102717142A (en) | 2012-10-10 |
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