CN203830824U - Unpowered spring buffer reset device for chute cover plate of circle shear - Google Patents
Unpowered spring buffer reset device for chute cover plate of circle shear Download PDFInfo
- Publication number
- CN203830824U CN203830824U CN201420148554.1U CN201420148554U CN203830824U CN 203830824 U CN203830824 U CN 203830824U CN 201420148554 U CN201420148554 U CN 201420148554U CN 203830824 U CN203830824 U CN 203830824U
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- China
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- chute
- swing arm
- spring
- cover plate
- hanging point
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Abstract
The utility model relates to an unpowered trimming auxiliary device of a circle shear for a hot-rolled pickling plate, in particular to an unpowered spring buffer reset device for the chute cover plate of the circle shear and mainly solves the technical problem of chute edge blockage. The utility model adopts the technical scheme that the spring buffer reset device comprises a chute, the chute cover plate and a chute swing arm fixed to the chute cover plate; a stop block is arranged at the middle part of the chute swing arm. The spring buffer reset device is characterized in that a spring is obliquely hung on a chute rack main body on the outer sides of the chute swing arm swinging along a screw rod pin shaft on the original point of the chute swing arm and a chute outlet, a pothook and a hanging buckle are respectively arranged at the two ends of the spring, three spring hanging points are arranged, the first hanging point is arranged on a branch head screw of the stop block, the second hanging point is arranged on a chute rack at the lower part, and the third hanging point is arranged above the second hanging point at the lower part of the chute rack on the outer side of the chute outlet. The spring buffer reset device is mainly used for resetting the chute cover plate of the circle shear.
Description
Technical field
The utility model relates to the unpowered circle shear trimming of a kind of hot rolling acid-cleaning plate servicing unit, relates in particular to a kind of unpowered circle shear chute cover spring buffering restorer.
Background technology
Hot-strip, after pickling, need carry out trimming to steel edge portion through circle shear.Circle shear is mainly used in controlling the trimming of band steel, make it meet the width of user's needs, see Fig. 1, circle shear comprises cutterhead 4 under circle shear upper tool pan 3, circle shear, under circle shear, below cutterhead 4 one side band steel 7, chute 5 is set, chute is provided with chute cover plate 6, on chute cover plate, be fixed with chute swing arm 10, chute swing arm 10 upper ends connect adjusting screw(rod) 2 by screw rod bearing pin 1, at chute swing arm 10 middle parts, are laterally provided with stop block 8, disc shear blade thereby rotation direction is identical with band steel 7, is passive transmission.Circle shear is according to the L3 pre-set lap of cutter up and down and gap, by driving the rotation of upper and lower circle shear blade and the limit portion through blade is excised to Way out operation with steel.The waste edge wire 9 producing after trimming, after scrap cutter chopping, then transports waste material bucket to by belt conveyor and reclaims.
waste edge wire 9, from steel edge portion is cut, can be delivered to scrap cutter chute by circle shear chute 5 and shear at the further scrap cutter of scrap cutter.But because the fluctuation of the plate shape of hot-strip especially quality of edges is larger; often have waste edge wire is subject to the effect of coil of strip bending stress and shearing supercoated stress and occurs bending and deformation in shear history; limit silk collides chute mouth and is blocked in circle shear chute when entering chute, finally causes chute to block up limit.Stifled limit is the modal production abnormal conditions in circle shear region, and stifled limit reason is a lot, existing coil of strip supplied materials comprises the reason of chute auxiliary equipment use location and the aspect that is not in good state with the trimming equipment that also has that has again operating aspect equipment design.Wherein circle shear groove auxiliary equipment chute cover plate 6 Yu Du frontier junctures, installation site are fairly obvious.It is the one of the main reasons on the stifled limit of circle shear.Occur behind stifled limit; machine set outlet section need be shut down; the screw rod bearing pin 1 of fastening chute cover plate swing arm upper end and adjusting screw(rod) 2 nuts are unclamped; pull out the chute cover plate 6 above covering in chute; then the waste edge wire in chute 9 is taken out, with manually shearing the waste edge wire stopping up in chute, then recover chute cover plate position; nut and adjusting screw(rod) 2 nuts of being affiliated on screw rod bearing pin 1 are tightened again, dealt with very consuming time.Use such requirement and handling process to run into and cut the thick material of high-strength steel; when shear rate reaches the stifled limit of 200M/min; under the powerful impact of stifled Bian Biansi, chute swing arm can be affiliated to the above part torsional deformation of pivot pin and damage equipment and answered back to the chute cover plate of perk by limit silk; chute cover plate blocks limit silk because of swing arm upper deformation and can not take out fast; whole unit needs low velocity operation or shuts down and process, and causes very big impact to normal production.
Summary of the invention
The purpose of this utility model is to provide a kind of unpowered circle shear chute cover spring buffering restorer, mainly solves the technical problem on the stifled limit of chute.
The technical solution of the utility model: a kind of unpowered circle shear chute cover spring buffering restorer, comprise chute, chute cover plate and chute swing arm fixed thereon, at chute swing arm middle part, be provided with stop block, it is characterized in that the chute swing arm and the chute outlet outside chute frame body updip that along chute swing arm initial point screw rod bearing pin, swing tiltedly hang a spring, two, spring is provided with hook and buckles, spring hanging point has three points, the first hanging point is arranged on a head screw of stop block, the second hanging point is located on the chute frame of below, the 3rd hanging point is arranged on the top of the second hanging point, in chute frame bottom, chute outlet outside.
During normal trimming, rely on first, second hanging point to make spring straining, realize chute cover plate pressurized and keep chute cover plate at assigned position under the effect of spring tension.When running into stifled limit and need to process, the first hanging point spring buckles to pull out fast and to hang over and processes on the 3rd hanging point of using on stifled limit, reaches the object of fast processing.
In chute swing arm, be affiliated on initial point, its bolt function partly changes, and by original dependence, by the bolt nut on fastening chute arm top, is realized chute arm origin position is not shifted in trimming process.To retaining, be affiliated to, go the function of bolted, bolt becomes the pivot pin that can move in chute frame slideway, in whole trimming use procedure, can in chute frame slideway, move at any time, and without fastening.The effect of the tension adjusting screw(rod) of its chute swing arm upper end also changes, by originally to rely on two nuts on adjusting screw(rod) to tighten and be fixed on U-shaped frame, to realize holding position in trimming process, chute arm upper end constant, to stretching screw, only need frame at U-shaped frame, rely on the frame given chute swing arm of nut upper end operating distance on screw rod inside U-shaped frame, and originally at the nut in U-shaped frame outside, need not.If decide like this, consider when actual production trimming, when the stifled limit chute swing arm of chute, can not tighten to fix because of two, top bolt nut and cause rigid impact to make equipment suffer deformation failure to groove lid arm.Because two bolt nut local functions on chute arm top change, make in actual trimming process chute swing arm top movable at any time when being subject to limit silk and impacting scraping, thereby guaranteed the safety and stablization of trimming equipment.
Useful technique effect of the present utility model is: by fixing point and on-fixed point chute outlet outside, add a spring with chute swing arm middle and lower part, can make chute cover plate meet limit silk impact under Rapid reset to assigned position, meanwhile, guarantee that chute swing arm top obtains cushioning non-warping distortion under the pulling force of spring.Cap nut on cover plate swing arm pivot pin and the cap nut on adjusting screw(rod) are without tightening, when the chute cover plate below chute swing arm is subject to limit silk impact, the screw rod bearing pin that be affiliated on its top and adjusting screw(rod), in the pulling force effect of spring, are moved in chute frame slideway.When silk derivation in limit recovers normal, screw rod bearing pin and the adjusting screw(rod) that be affiliated on top quickly recover to original position.Avoided limit silk when through chute, clash into scraping chute cover plate cause the cover plate to upwarp cannot resetting and need manual reset to process and there is stifled limit may.In addition, this circle shear chute cover plate is used after spring buffer restorer, even if run into stifled limit, also can open fast end cap, spring upper end spring is buckled and pulled out on the spring hanging point hanging over while processing, without the fastening nut of being affiliated to bolted nut and adjusting screw(rod) in the swing arm of dismounting groove lid, process stifled limit rapid, save the processing time, equipment can not answer plug limit, high-strength steel limit to impact and the damage that deforms.
Accompanying drawing explanation
Fig. 1 is existing circle shear structural representation.
Fig. 2 is the utility model structural representation front view.
Fig. 3 is the utility model structural representation left view.
In figure: 1-screw rod bearing pin, 2-adjusting screw(rod), 3-circle shear upper tool pan, cutterhead under 4-circle shear, 5-chute, 6-chute cover plate, 7-is with steel, 8-stop block, 9-waste edge wire, the swing arm of 10-chute, 11-chute frame slideway, 12-chute swing arm middle and upper part bearing pin, 13-spring, 14-the first hanging point, 15-the second hanging point, 16-the 3rd hanging point, 17-chute frame, the outlet of 18-chute, 19-U shape frame.
The specific embodiment
With reference to Fig. 2, 3, a kind of unpowered circle shear chute cover spring buffering restorer, comprise chute 5, chute cover plate 6 and chute swing arm 10 fixed thereon, at chute swing arm 10 middle parts, be provided with stop block 8, at the chute swing arm swinging along chute swing arm initial point screw rod bearing pin 1 and chute, export 18 outside chute frame 17 body updips and tiltedly hang a spring 13, 13 2, spring is provided with hook and buckles, spring hanging point has three points, the first hanging point 14 is arranged on a head screw of stop block, the second hanging point 15 is located on below chute frame 17, the 3rd hanging point 16 is arranged on the top of the second hanging point, at chute, export 18 chute frame bottoms, outside.
During normal trimming, rely on the first hanging point 14, second hanging point 15 to make spring 13 tensions, realize chute cover plate 6 pressurized and keep chute cover plate at assigned position under the effect of spring 13 pulling force.When running into stifled limit and need to process, the first hanging point 14 springs buckle to pull out fast and to hang over and process on the 3rd hanging point 16 of using on stifled limit, reach the object of fast processing.
Chute swing arm middle and upper part bearing pin 12 is without fastening, in whole trimming use procedure, can in chute frame slideway 11, move at any time, regulate the height of chute cover plate 6, play the effect of lever initial point, chute swing arm, by rotating on pivot pin, realizes chute cover plate and opens or cover.The tension adjusting screw(rod) 2 of chute swing arm 10 upper ends only needs frame on U-shaped frame 19, relies on the nut given chute swing arm upper end operating distance of frame on U-shaped frame 19 inner side screw rods.If decide like this, consider when actual production trimming, when the stifled limit chute swing arm of chute, can not tighten to fix because of two, top bolt nut and cause rigid impact to make equipment suffer deformation failure to groove lid arm.Because two bolt nut local functions on chute arm top change, make in actual trimming process chute swing arm top movable at any time when being subject to limit silk and impacting scraping, thereby guaranteed the safety and stablization of trimming equipment.
Claims (3)
1. a unpowered circle shear chute cover spring cushions restorer, comprise chute, chute cover plate and chute swing arm fixed thereon, at chute swing arm middle part, be provided with stop block, it is characterized in that the chute swing arm and the chute outlet outside chute frame body updip that along chute swing arm initial point screw rod bearing pin, swing tiltedly hang a spring, two, spring is provided with hook and buckles, spring hanging point has three points, the first hanging point is arranged on a head screw of stop block, the second hanging point is located on the chute frame of below, the 3rd hanging point is arranged on the top of the second hanging point, in chute frame bottom, chute outlet outside.
2. a kind of unpowered circle shear chute cover spring buffering restorer according to claim 1, is characterized in that being provided with in the middle and upper part of described chute swing arm chute swing arm middle and upper part bearing pin, can in chute frame slideway, move.
3. a kind of unpowered circle shear chute cover spring according to claim 1 cushions restorer, it is characterized in that the adjusting screw(rod) frame of described chute swing arm upper end, on U-shaped frame, relies on the frame given chute swing arm of nut upper end operating distance on screw rod inside U-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148554.1U CN203830824U (en) | 2014-03-31 | 2014-03-31 | Unpowered spring buffer reset device for chute cover plate of circle shear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148554.1U CN203830824U (en) | 2014-03-31 | 2014-03-31 | Unpowered spring buffer reset device for chute cover plate of circle shear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203830824U true CN203830824U (en) | 2014-09-17 |
Family
ID=51508713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148554.1U Expired - Fee Related CN203830824U (en) | 2014-03-31 | 2014-03-31 | Unpowered spring buffer reset device for chute cover plate of circle shear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203830824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098045A (en) * | 2018-01-22 | 2018-06-01 | 中国重型机械研究院股份公司 | A kind of circle-shear slitter edge chute on detectable stifled side |
-
2014
- 2014-03-31 CN CN201420148554.1U patent/CN203830824U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098045A (en) * | 2018-01-22 | 2018-06-01 | 中国重型机械研究院股份公司 | A kind of circle-shear slitter edge chute on detectable stifled side |
| CN108098045B (en) * | 2018-01-22 | 2024-03-26 | 中国重型机械研究院股份公司 | Disc shear slitter edge chute capable of detecting blocked edge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 |