CN204262252U - A kind of lower shearing device of steel bar girder - Google Patents
A kind of lower shearing device of steel bar girder Download PDFInfo
- Publication number
- CN204262252U CN204262252U CN201420741599.XU CN201420741599U CN204262252U CN 204262252 U CN204262252 U CN 204262252U CN 201420741599 U CN201420741599 U CN 201420741599U CN 204262252 U CN204262252 U CN 204262252U
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- tool rest
- translation
- stationary knife
- support plate
- steel bar
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Abstract
The utility model provides a kind of lower shearing device of steel bar girder, belongs to steel bar girder machine technology field.It comprises translation mechanism, lower shut-off mechanism, translation mechanism comprises supporting base, translation roller, translating rails, the two ends, left and right of supporting base are provided with translation bearing, the arranged outside of translation bearing has translation roller, often organizing angle between two translation rollers is 90 degree, translation roller can be arranged on translating rails by scroll forward and backward, wire rod thread is connected to rear support plate, lower shut-off mechanism comprises left cut breaking, right cut breaking, stationary knife, stationary knife seat, the stage casing of left tool rest and right tool rest is all hinged on front support plate, cutting off cylinder one end is connected on the cylinder mount pad of left tool rest, the other end is connected on the cylinder mount pad of right tool rest, the blade of left cut breaking and the blade of right cut breaking are oppositely arranged, stationary knife seat is provided with stationary knife, the both sides of stationary knife seat are provided with guide pad.The utility model cutting position can adjust flexibly, improves cutting efficiency, and applicability is strong.
Description
Technical field
The utility model relates to steel bar girder machine technology field, particularly a kind of lower shearing device of steel bar girder.
Background technology
Steel bar truss floor support plate belongs to the one without supporting die mould combination floor support plate, steel bar girder is in backstage processing space sizing processing, site operation needs first to use peg to be fixed on girder steel contour plate, then places steel bar girder and carry out colligation, checks and accepts after-pouring concrete.At present, in the industry constructions such as building, railway, bridge, for improving concrete bond strength, be that the steel bar girder of different cross section shape is embedded in concrete usually by reinforcement welding.The cross section of described steel bar girder is generally triangle.This triangular truss comprises a upper outstanding muscle, outstanding muscle under two, and be respectively bent into corrugated waveform reinforcement welding together with one between upper outstanding muscle and twice outstanding muscle, the crest three of upper outstanding muscle and two waveform reinforcing bars welds together.Steel bar girder finished product after carrying out as required length steel bar girder is cut off, because steel bar girder finished product longitudinal section is triangular in shape, the cut-out of its lower shearing device is divided into two positions to cut off: cut off position for first and hang under left side on muscle, cut off position for second and hang on muscle under right side.Current part adopts artificial cutting machine to be cut off by steel bar girder finished product, and aforesaid way has the following disadvantages: because steel bar girder product shelf is on truss forming machine, and cutting bothers and to cut off efficiency low.A part adopts shut-off mechanism to realize cutting off in addition, but shut-off mechanism is irremovable in steel bar girder direction, causes cutting position to adjust flexibly.
Utility model content
The purpose of this utility model is to provide a kind of lower shearing device of steel bar girder, and cutting position can adjust flexibly, improves cutting efficiency, and applicability is strong.
The utility model solves the technical scheme that its technical problem adopts:
A kind of lower shearing device of steel bar girder, comprise left frame, right frame, translation mechanism, lower shut-off mechanism, described left frame and right frame are symmetrical arranged, described translation mechanism is arranged between left frame and right support, described translation mechanism comprises supporting base, translation bearing, translation roller, translating rails, screw mandrel, described supporting base comprises rear support plate, front support plate, upper bearing plate, described front support plate and rear support plate are separately fixed at the both sides, front and back of upper bearing plate, and front support plate, rear support plate is vertical with upper bearing plate, and upper surface flushes, the two ends, left and right of described supporting base are provided with translation bearing, the arranged outside of described translation bearing has translation roller, two, described translation roller is one group, often organizing angle between two translation rollers is 90 degree, the inner side of described left frame and right frame is provided with translating rails, described translation roller can be arranged on translating rails by scroll forward and backward, described screw mandrel is that fore-and-aft direction is horizontally disposed with, described wire rod thread is connected to rear support plate, the front end of described front support plate is provided with guide pin bushing cylinder, described guide pin bushing cylinder and screw mandrel concentric, described lower shut-off mechanism is arranged on supporting base, described lower shut-off mechanism comprises left cut breaking, right cut breaking, left tool rest, right tool rest, stationary knife, stationary knife seat, guide pad, cylinder mount pad, cut off cylinder, fastening bolt, described left tool rest and right tool rest are symmetrical arranged, the stage casing of described left tool rest and right tool rest is all hinged on front support plate, the lower end of described left tool rest and right tool rest is all provided with cylinder mount pad, described cylinder mount pad is arranged on the lower end of left tool rest and right tool rest by fastening bolt, described cut-out cylinder one end is connected on the cylinder mount pad of left tool rest, the other end is connected on the cylinder mount pad of right tool rest, described left cut breaking is arranged on the upper end of left tool rest, described right cut breaking is arranged on the upper end of right tool rest, the blade of described left cut breaking and the blade of right cut breaking are oppositely arranged, described stationary knife seat is fixed on upper bearing plate, described stationary knife seat is provided with stationary knife, the front end face of described stationary knife and left cut breaking, the rear end face of right cut breaking flushes, the both sides of described stationary knife seat are provided with guide pad.
Further, described translation number of rollers is four groups, is separately positioned on the outside of the rear and front end of translation bearing.
Further, described upper bearing plate is also symmetrical arranged limited location adjustment screw.
The utility model compared to the prior art, have the following advantages and effect: translation mechanism realizes the anterior-posterior translation of lower shut-off mechanism, cutting position can adjust flexibly, improve cutting efficiency, lower shut-off mechanism can realize the fast shut-off to steel bar girder lower end fast, structure is simple, and cut off efficiency high, shear sectional plane is smooth.Two, translation roller is one group, and often organizing angle between two translation rollers is 90 degree, effectively prevents this device from shaking in anterior-posterior translation process.Translation number of rollers is four groups, is separately positioned on the outside of the rear and front end of translation bearing, ensure that the stability of this device anterior-posterior translation.Cylinder mount pad is arranged on the lower end of left tool rest and right tool rest by fastening bolt, mounts and dismounts all very convenient.Left cut breaking, right cut breaking and stationary knife are changed convenient.The both sides of stationary knife seat are provided with guide pad, play the guiding role to steel bar girder.Upper bearing plate is also symmetrical arranged limited location adjustment screw, limits left tool rest and right tool rest amplitude of fluctuation.The utility model cutting position can adjust flexibly, improves cutting efficiency, and applicability is strong.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is top view of the present utility model.
Fig. 4 is left view of the present utility model.
In figure: 1. left frame, 2. right frame, 3. translation mechanism, 4. descend shut-off mechanism, 5. supporting base, 6. translation bearing, 7. translation roller, 8. translating rails, 9. screw mandrel, 10. rear support plate, 11. front support plates, 12. upper bearing plates, 13. guide pin bushing cylinders, 14. left cut breakings, 15. right cut breakings, 16. left tool rests, 17. right tool rests, 18. stationary knifes, 19. stationary knife seats, 20. guide pads, 21. cylinder mount pads, 22. cut off cylinder, 23. fastening bolts, 24. spacing adjustment screw.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of lower shearing device of steel bar girder, comprise left frame 1, right frame 2, translation mechanism 3, lower shut-off mechanism 4, translation mechanism 3 realizes the anterior-posterior translation of lower shut-off mechanism 4, and cutting position can adjust flexibly, improves cutting efficiency, lower shut-off mechanism 4 can realize the fast shut-off to steel bar girder lower end fast, structure is simple, and cut off efficiency high, shear sectional plane is smooth.Described left frame 1 and right frame 2 are symmetrical arranged, and described translation mechanism 3 is arranged between left frame 1 and right support 2.Described translation mechanism 3 comprises supporting base 5, translation bearing 6, translation roller 7, translating rails 8, screw mandrel 9, described supporting base 5 comprises rear support plate 10, front support plate 11, upper bearing plate 12, described front support plate 11 and rear support plate 10 are separately fixed at the both sides, front and back of upper bearing plate 12, and front support plate 11, rear support plate 10 are vertical with upper bearing plate 12, and upper surface flushes.The two ends, left and right of described supporting base 5 are provided with translation bearing 6, the arranged outside of described translation bearing 6 has translation roller 7,7 two, described translation roller is one group, and often organizing angle between two translation rollers 7 is 90 degree, effectively prevents this device from shaking in anterior-posterior translation process.Described translation roller 7 quantity is four groups, is separately positioned on the outside of the rear and front end of translation bearing 6, ensure that the stability of this device anterior-posterior translation.The inner side of described left frame 1 and right frame 2 is provided with translating rails 8, and described translation roller 7 can be arranged on translating rails 8 by scroll forward and backward.Described screw mandrel 9 is horizontally disposed with in fore-and-aft direction, and described screw mandrel 9 is threadedly connected to rear support plate 10, and the front end of described front support plate 11 is provided with guide pin bushing cylinder 13, described guide pin bushing cylinder 13 and screw mandrel 9 concentric, and guide pin bushing cylinder 13 pairs of screw mandrels 9 have guide effect.Described lower shut-off mechanism 4 is arranged on supporting base 5, described lower shut-off mechanism 4 comprises left cut breaking 14, right cut breaking 15, left tool rest 16, right tool rest 17, stationary knife 18, stationary knife seat 19, guide pad 20, cylinder mount pad 21, cut off cylinder 22, fastening bolt 23, described left tool rest 16 and right tool rest 17 are symmetrical arranged, the stage casing of described left tool rest 16 and right tool rest 17 is all hinged on front support plate 11, the lower end of described left tool rest 16 and right tool rest 17 is all provided with cylinder mount pad 21, described cylinder mount pad 21 is arranged on the lower end of left tool rest 16 and right tool rest 17 by fastening bolt 23, mount and dismount all very convenient.Described cut-out cylinder 22 one end is connected on the cylinder mount pad 21 of left tool rest 16, and the other end is connected on the cylinder mount pad 21 of right tool rest 17.Described left cut breaking 14 is arranged on the upper end of left tool rest 16, described right cut breaking 15 is arranged on the upper end of right tool rest 17, the blade of described left cut breaking 14 and the blade of right cut breaking 15 are oppositely arranged, described stationary knife seat 19 is fixed on upper bearing plate 12, described stationary knife seat 19 is provided with stationary knife 18, and left cut breaking 14, right cut breaking 15 and stationary knife 18 are changed convenient.The rear end face of the front end face of described stationary knife 18 and left cut breaking 14, right cut breaking 15 flushes, and is conducive to the cut-out of steel bar girder.The both sides of described stationary knife seat 19 are provided with guide pad 20, play the guiding role to steel bar girder.Described upper bearing plate 12 is also symmetrical arranged limited location adjustment screw 24, limits left tool rest 16 and right tool rest 17 amplitude of fluctuation.
Pass through technique scheme, when the lower shearing device of a kind of steel bar girder of the utility model uses, steel bar girder is transported to lower shearing device under the effect of conveying device, cut off cylinder 22 action, drive the lower end of left tool rest 16 and right tool rest 17 to two lateral movements, left cut breaking 14 simultaneously on the upside of left tool rest 16 and right tool rest 17 and right cut breaking 15 move to the inside, thus outstanding muscle under outstanding muscle and right side under cutting off the left side of steel bar girder.By rotary screw rod 9, screw mandrel 9 drives supporting base 5 to seesaw, and so just achieves the adjustment of off-position, to adapt to the cut-out of the steel bar girder of different length.The utility model cutting position can adjust flexibly, improves cutting efficiency, and applicability is strong.
Above content described in this description is only to the explanation of the utility model example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of the utility model description or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (3)
1. the lower shearing device of a steel bar girder, comprise left frame, right frame, it is characterized in that: it also comprises translation mechanism, lower shut-off mechanism, described left frame and right frame are symmetrical arranged, described translation mechanism is arranged between left frame and right support, described translation mechanism comprises supporting base, translation bearing, translation roller, translating rails, screw mandrel, described supporting base comprises rear support plate, front support plate, upper bearing plate, described front support plate and rear support plate are separately fixed at the both sides, front and back of upper bearing plate, and front support plate, rear support plate is vertical with upper bearing plate, and upper surface flushes, the two ends, left and right of described supporting base are provided with translation bearing, the arranged outside of described translation bearing has translation roller, two, described translation roller is one group, often organizing angle between two translation rollers is 90 degree, the inner side of described left frame and right frame is provided with translating rails, described translation roller can be arranged on translating rails by scroll forward and backward, described screw mandrel is that fore-and-aft direction is horizontally disposed with, described wire rod thread is connected to rear support plate, the front end of described front support plate is provided with guide pin bushing cylinder, described guide pin bushing cylinder and screw mandrel concentric, described lower shut-off mechanism is arranged on supporting base, described lower shut-off mechanism comprises left cut breaking, right cut breaking, left tool rest, right tool rest, stationary knife, stationary knife seat, guide pad, cylinder mount pad, cut off cylinder, fastening bolt, described left tool rest and right tool rest are symmetrical arranged, the stage casing of described left tool rest and right tool rest is all hinged on front support plate, the lower end of described left tool rest and right tool rest is all provided with cylinder mount pad, described cylinder mount pad is arranged on the lower end of left tool rest and right tool rest by fastening bolt, described cut-out cylinder one end is connected on the cylinder mount pad of left tool rest, the other end is connected on the cylinder mount pad of right tool rest, described left cut breaking is arranged on the upper end of left tool rest, described right cut breaking is arranged on the upper end of right tool rest, the blade of described left cut breaking and the blade of right cut breaking are oppositely arranged, described stationary knife seat is fixed on upper bearing plate, described stationary knife seat is provided with stationary knife, the front end face of described stationary knife and left cut breaking, the rear end face of right cut breaking flushes, the both sides of described stationary knife seat are provided with guide pad.
2. the lower shearing device of a kind of steel bar girder according to claim 1, is characterized in that: described translation number of rollers is four groups, is separately positioned on the outside of the rear and front end of translation bearing.
3. the lower shearing device of a kind of steel bar girder according to claim 1, is characterized in that: described upper bearing plate is also symmetrical arranged limited location adjustment screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741599.XU CN204262252U (en) | 2014-12-02 | 2014-12-02 | A kind of lower shearing device of steel bar girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741599.XU CN204262252U (en) | 2014-12-02 | 2014-12-02 | A kind of lower shearing device of steel bar girder |
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| Publication Number | Publication Date |
|---|---|
| CN204262252U true CN204262252U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420741599.XU Expired - Fee Related CN204262252U (en) | 2014-12-02 | 2014-12-02 | A kind of lower shearing device of steel bar girder |
Country Status (1)
| Country | Link |
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| CN (1) | CN204262252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399849A (en) * | 2014-12-02 | 2015-03-11 | 浙江伟联科技有限公司 | Down-cutting device for steel bar trusses |
| WO2022127056A1 (en) * | 2020-12-18 | 2022-06-23 | 建科机械（天津）股份有限公司 | Truss footing cutting device |
-
2014
- 2014-12-02 CN CN201420741599.XU patent/CN204262252U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399849A (en) * | 2014-12-02 | 2015-03-11 | 浙江伟联科技有限公司 | Down-cutting device for steel bar trusses |
| WO2022127056A1 (en) * | 2020-12-18 | 2022-06-23 | 建科机械（天津）股份有限公司 | Truss footing cutting device |
| JP2023510995A (en) * | 2020-12-18 | 2023-03-16 | 建科機械（天津）股▲フン▼有限公司 | Truss bottom leg cutting device |
| JP7373062B2 (en) | 2020-12-18 | 2023-11-01 | 建科機械（天津）股▲フン▼有限公司 | Truss bottom foot cutting device |
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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 |
Granted publication date: 20150415 Termination date: 20181202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |