CN204248067U - A kind of lower cut hydraulic plate shears - Google Patents
A kind of lower cut hydraulic plate shears Download PDFInfo
- Publication number
- CN204248067U CN204248067U CN201420722274.7U CN201420722274U CN204248067U CN 204248067 U CN204248067 U CN 204248067U CN 201420722274 U CN201420722274 U CN 201420722274U CN 204248067 U CN204248067 U CN 204248067U
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- China
- Prior art keywords
- lower slide
- frame
- connecting rod
- knife
- crank
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- Expired - Fee Related
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Abstract
The utility model proposes a kind of lower cut hydraulic plate shears.This hydraulic plate shears comprises frame, upper tool post, lower slide, cutter, bottom knife, pinch mechanism, knife-edge gap regulating mechanism, lower slide can move up and down along gathering sill under the driving of main drive gear, main drive gear comprises shears hydraulic cylinder, connecting rod and crank, shear the control realization commutation campaign in the horizontal direction of hydraulic cylinder by solenoid directional control valve, and then drive moving up and down of lower slide in the vertical direction.The utility model structure is simple, and rigidity is large, achieves the steady shearing of lower slide, improves shearing quality and efficiency.
Description
Technical field
The utility model belongs to the technical field of hydraulic plate shears, particularly relates to a kind of lower cut hydraulic plate shears.
Background technology
At present, the plate shearing machine that metallurgy industry mill uses mainly contains six-bar linkage formula, step-by-step movement, eccentric pressure lever type of living.They take motor as main drive, realize shearing by intermediate transmission mechanism such as multiple stage gear reduction machine, flywheel, clutch, safety coupling and brakes.The equipment of six-bar linkage formula is huge, complex structure, the accuracy of manufacture of multi-stage gear, crank and linkage and worm gearing requires high, and during shearing, blade is not parallel, and upper and lower sliding carriage gap is non-adjustable, and cannot compensate after wearing and tearing, affect shearing quality, in addition, the material heat treatment of safety plug and machining accuracy are difficult to accurate control, manufacture difficulty is large, safeguards inconvenient; Step-type cutting mechanism by oscillatory shear and store precession do come, store into time upper tool post decline, due to Xu Jin limit, limit shear, so, very difficult guarantee stores gets caught up in oscillatory shear frequency into speed, thus makes actual shearing number of times lower and the cross section quality cut is undesirable; Eccentric pressure lever type of living is made up of depression bar alive and collision block, by cylinder clutch, realizes shearing with the lifting of upper cylinder and the cooperation of eccentric revolution action.Because the contact area of live depression bar and collision block junction is little, contact stress is large, makes this place's serious wear, needs frequent repair welding.Adopt closed frame, sight line is bad.Transmission mechanism is at upper rack, and stability is bad, maintenance is inconvenient.
For this reason, a kind of lower cut hydraulic plate shears of design has very important significance.This plate shearing machine transmission mechanism is simple, easy to manufacture, good, the easy operation of shearing quality, easy to maintenance.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned Problems existing, and provide a kind of lower cut hydraulic plate shears, it is easy to manufacture, easy to operate, and shearing quality is good.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of lower cut hydraulic plate shears, comprise frame, upper tool post, lower slide, cutter, bottom knife, pinch mechanism, knife-edge gap regulating mechanism, the top in described frame installed by described upper tool post, described lower slide installs the bottom in frame, the bottom in upper tool post installed by described cutter, described bottom knife installs the top in lower slide, described pinch mechanism comprises top pinch roll, bottom pinch roll and pinch drive unit, described bottom pinch roll is connected with frame by active mount, bottom pinch roll is connected with the output shaft of motor by shaft coupling, the described drive unit that pinches is clamping cylinder, the piston rod end of described clamping cylinder is connected with described active mount, described knife-edge gap regulating mechanism is the adjustment cushion block installed in described upper tool post, regulate the thickness of described adjustment pad to change the gap of cutter and bottom knife, it is characterized in that, described lower slide both sides are installed in being fixed in the gathering sill in described frame respectively, lower slide can move up and down along described gathering sill, also comprise main drive gear, described main drive gear comprises shearing hydraulic cylinder, connecting rod and crank, described shearing hydraulic cylinder is installed on described frame lower one side end face, one end of described connecting rod is connected with the external part of the piston rod of described shearing hydraulic cylinder, the other end of connecting rod is fixed on frame opposite side end face, described crank installs the top and bottom in connecting rod along pitman shaft to paired interval, one end of described crank is connected by bearing pin with connecting rod, the described other end installing crank in connecting rod top is connected with the bottom of described lower slide, the described other end installing crank bottom connecting rod is connected with the bottom of described frame.
By such scheme, the bottom of described frame is also installed on optoelectronic switch, and the output of described optoelectronic switch is connected with the solenoid directional control valve of described shearing hydraulic cylinder, controls solenoid directional control valve commutation.
By such scheme, described bottom knife is relative to axially downward-sloping setting.
By such scheme, described cutter and bottom knife are made by Crl2MoV material.
By such scheme, described bearing pin overcoat has self-lubricating bearing.
The beneficial effects of the utility model are: by the design of toggle, achieve the steady shearing of lower slide, improve shearing quality, and toggle adopts self-lubricating bearing, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is the front view of the removing pinch mechanism of the utility model embodiment.
Fig. 3 is the schematic diagram of the pinch mechanism that the clamping of the utility model embodiment is sheared.
Wherein: 1. frame, 2. upper tool post, 3. lower slide, 4. cutter, 5. bottom knife, 6. top pinch roll, 7. bottom pinch roll, 8. active mount, 9. motor, 10. shaft coupling, 11. adjustment cushion blocks, 12. gathering sills, 13. shear hydraulic cylinder, 14. connecting rods, 15. cranks, 16. bearing pins, 17. band steel, 18. clamping cylinders.
Detailed description of the invention
For understanding the utility model better, below in conjunction with drawings and Examples, the utility model will be further described.
As shown in Figure 1 and Figure 2, a kind of lower cut hydraulic plate shears, comprise frame 1, upper tool post 2, lower slide 3, cutter 4, bottom knife 5, pinch mechanism, knife-edge gap regulating mechanism, the top in frame 1 installed by upper tool post 2, lower slide 3 installs the bottom in frame, the bottom in upper tool post installed by cutter 4, and bottom knife 5 installs the top in lower slide, pinch mechanism comprises top pinch roll 6, bottom pinch roll 7 and pinches drive unit, bottom pinch roll 7 is connected with frame by active mount 8, and be connected with the output shaft of motor 9 by shaft coupling 10, pinching drive unit is clamping cylinder 18, and the piston rod end of clamping cylinder 18 is connected (see Fig. 3) with active mount 8, knife-edge gap regulating mechanism is the adjustment cushion block 11 installed in upper tool post, by the gap regulating the thickness of adjustment pad to change cutter and bottom knife, the both sides of lower slide 3 are installed respectively in the gathering sill 12 be fixed in frame 1, can move up and down along gathering sill 12, also comprise main drive gear, main drive gear comprises shears hydraulic cylinder 13, connecting rod 14 and crank 15, shearing hydraulic cylinder 13 installs on side end face, frame 1 bottom one, one end of connecting rod 14 is connected with the external part of the piston rod shearing hydraulic cylinder, the other end of connecting rod is fixed on frame opposite side end face, crank 15 installs the top and bottom in connecting rod along pitman shaft to paired interval, one end of crank is connected by bearing pin 16 with connecting rod, the bottom of the other end and lower slide of installing the crank in connecting rod top is connected, the bottom of the other end and frame of installing the crank bottom connecting rod is connected.
The bottom of frame 1 is also installed on optoelectronic switch, the output of optoelectronic switch is connected with the solenoid directional control valve shearing hydraulic cylinder 13, control solenoid directional control valve commutates, when lower slide moves down into stroke terminal, optoelectronic switch receives signal and controls solenoid directional control valve commutation, make the counter motion of shearing oil cylinder, drivening rod 14 steering horizontal moves, and then to be driven on lower slide by crank 15 and move, when lower slide moving on to stroke top, optoelectronic switch receives signal and controls solenoid directional control valve commutation, make the counter motion of shearing oil cylinder, drivening rod 14 steering horizontal moves, and then drive lower slide to move down by crank 15.
Lower slide 3 realizes moving up and down under the drive of shearing hydraulic cylinder 13 and toggle, and bottom knife 5 is relative to axially downward-sloping setting, and whole hydraulic plate shears exists three kinds of duties: cross steel, steel is sent in clamping and clamping is sheared.By being fixed on the shearing hydraulic cylinder rapid movement in frame 1 when clamping is sheared, the bottom knife be inclined and mounted on lower slide 3 is driven to rise or decline, overlapping with the cutter 4 be fixed on upper tool post 2, complete the shear action of band steel 17.
It is 0.5mm ~ 4mm that this hydraulic plate shears is applicable to shearing belt steel thickness, gap between the cutting edge of cutter 4 and bottom knife 5 is that 0.03mm ~ 0.3mm is adjustable, cutter and bottom knife are made by Crl2MoV material, bearing pin 16 overcoat connecting connecting rod 14 and crank 15 has self-lubricating bearing, makes maintenance convenient.
Claims (5)
1. a lower cut hydraulic plate shears, comprise frame, upper tool post, lower slide, cutter, bottom knife, pinch mechanism, knife-edge gap regulating mechanism, the top in described frame installed by described upper tool post, described lower slide installs the bottom in frame, the bottom in upper tool post installed by described cutter, described bottom knife installs the top in lower slide, described pinch mechanism comprises top pinch roll, bottom pinch roll and pinch drive unit, described bottom pinch roll is connected with frame by active mount, bottom pinch roll is connected with the output shaft of motor by shaft coupling, the described drive unit that pinches is clamping cylinder, the piston rod end of described clamping cylinder is connected with described active mount, described knife-edge gap regulating mechanism is the adjustment cushion block installed in described upper tool post, regulate the thickness of described adjustment pad to change the gap of cutter and bottom knife, it is characterized in that, described lower slide both sides are installed in being fixed in the gathering sill in described frame respectively, lower slide can move up and down along described gathering sill, also comprise main drive gear, described main drive gear comprises shearing hydraulic cylinder, connecting rod and crank, described shearing hydraulic cylinder is installed on described frame lower one side end face, one end of described connecting rod is connected with the external part of the piston rod of described shearing hydraulic cylinder, the other end of connecting rod is fixed on frame opposite side end face, described crank installs the top and bottom in connecting rod along pitman shaft to paired interval, one end of described crank is connected by bearing pin with connecting rod, the described other end installing crank in connecting rod top is connected with the bottom of described lower slide, the described other end installing crank bottom connecting rod is connected with the bottom of described frame.
2. cut hydraulic plate shears under one according to claim 1, it is characterized in that, the bottom of described frame is also installed on optoelectronic switch, and the output of described optoelectronic switch is connected with the solenoid directional control valve of described shearing hydraulic cylinder, controls the commutation of described solenoid directional control valve.
3. cut hydraulic plate shears under one according to claim 1 and 2, is characterized in that, described bottom knife is relative to axially downward-sloping setting.
4. cut hydraulic plate shears under one according to claim 1, is characterized in that, described cutter and bottom knife are made by Crl2MoV material.
5. cut hydraulic plate shears under one according to claim 1, is characterized in that, described bearing pin overcoat has self-lubricating bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420722274.7U CN204248067U (en) | 2014-11-26 | 2014-11-26 | A kind of lower cut hydraulic plate shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420722274.7U CN204248067U (en) | 2014-11-26 | 2014-11-26 | A kind of lower cut hydraulic plate shears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204248067U true CN204248067U (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420722274.7U Expired - Fee Related CN204248067U (en) | 2014-11-26 | 2014-11-26 | A kind of lower cut hydraulic plate shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204248067U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741682A (en) * | 2015-04-10 | 2015-07-01 | 康凤明 | Novel hydraulic connecting rod plate shearing machine |
| CN105598522A (en) * | 2016-01-28 | 2016-05-25 | 马鞍山市中亚机床制造有限公司 | Double-pump plate shearing machine and control method thereof |
| CN107160176A (en) * | 2017-07-05 | 2017-09-15 | 安徽新兴翼凌机电发展有限公司 | A kind of iron sheet cutting machine |
| CN113414277A (en) * | 2021-07-09 | 2021-09-21 | 苏州青林自动化科技有限公司 | Multi-link scissors device |
-
2014
- 2014-11-26 CN CN201420722274.7U patent/CN204248067U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741682A (en) * | 2015-04-10 | 2015-07-01 | 康凤明 | Novel hydraulic connecting rod plate shearing machine |
| CN105598522A (en) * | 2016-01-28 | 2016-05-25 | 马鞍山市中亚机床制造有限公司 | Double-pump plate shearing machine and control method thereof |
| CN105598522B (en) * | 2016-01-28 | 2018-08-03 | 马鞍山市中亚机床制造有限公司 | A kind of double pump plate shearing machine and its control method |
| CN107160176A (en) * | 2017-07-05 | 2017-09-15 | 安徽新兴翼凌机电发展有限公司 | A kind of iron sheet cutting machine |
| CN107160176B (en) * | 2017-07-05 | 2019-01-04 | 芜湖泰庆电子科技有限公司 | A kind of iron sheet cutting machine |
| CN113414277A (en) * | 2021-07-09 | 2021-09-21 | 苏州青林自动化科技有限公司 | Multi-link scissors device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170726 Address after: 430083, Gate No. 2, Qingshan District, Hubei, Wuhan Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Wuhan, Hubei Friendship Road, No. 999, Wuchang Patentee before: Wuhan Iron & Steel (Group) Corp. |
|
| 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: 20150408 Termination date: 20191126 |