CN101804481A - Shearing device for rotary shearing machine - Google Patents

Shearing device for rotary shearing machine Download PDF

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Publication number
CN101804481A
CN101804481A CN 201010118558 CN201010118558A CN101804481A CN 101804481 A CN101804481 A CN 101804481A CN 201010118558 CN201010118558 CN 201010118558 CN 201010118558 A CN201010118558 A CN 201010118558A CN 101804481 A CN101804481 A CN 101804481A
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CN
China
Prior art keywords
shearing machine
shear
upper tool
tool post
eccentric shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 201010118558
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Chinese (zh)
Inventor
徐永华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MCC Capital Engineering and Research Incorporation Ltd
Zhongye Jingcheng Engineering Technology Co Ltd
CERI Technology Co Ltd
Original Assignee
Zhongye Jingcheng Engineering Technology Co Ltd
CERI Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongye Jingcheng Engineering Technology Co Ltd, CERI Technology Co Ltd filed Critical Zhongye Jingcheng Engineering Technology Co Ltd
Priority to CN 201010118558 priority Critical patent/CN101804481A/en
Publication of CN101804481A publication Critical patent/CN101804481A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a shearing device for a rotary shearing machine, wherein the shearing device comprises an upper tool carrier arranged on the upper part of a rack of the shearing machine, a lower tool table arranged on the lower part of the rack of the shearing machine, wherein an arc-shaped upper blade is fixedly arranged on the bottom part of the upper tool carrier, a straight lower blade is fixedly arranged on the top part of the lower tool table, the upper tool carrier is arranged on the rack in a swing way through an eccentric shaft, and the lower end of the upper tool carrier is hinged with a vertical mobile guide mechanism. The shearing device is provided with the eccentric shaft which is directly hinged with the upper tool carrier, so that a sphere and a tee of the prior art can be omitted. Thus, the shearing device has simple and compact structure, greatly reduces the technical difficulty of manufacturing, assembly, installation and maintenance and also reduces the costs of manufacture and use.

Description

The shear that is used for rotary shearing machine
Technical field
The invention relates to a kind of metal sheet shearing machine tool, relate in particular to that the roll-turning crop segmentation of using on a kind of cut deal steel rolling mill shear line is cut, rolling-cut double side shear, roll-turning subdivision is cut and the shear of shearing machine such as rotary cutting length shear.
Background technology
As shown in Figure 6, the shear 9 of existing rotary shearing machine mainly is made up of two eccentric shafts 91, two connecting rods 92, a upper tool post 95, an arc upper scissor blade 96, a guiding mechanism 98, one straight lower scissor blade 97 etc.One end of two connecting rods 92 is hinged with corresponding eccentric shaft 91 respectively, and the other end of two connecting rods 92 is hinged with upper tool post 95 respectively, and arc upper scissor blade 96 is installed in upper tool post 95 bottoms, and straight lower scissor blade 97 is fixedly mounted on down cutter platform (not shown) top.As shown in Figure 6, the installation phase angle difference of two eccentric shafts 91, described two eccentric shafts 91 drive upper tool post 95 motions (move up and down and swing) by corresponding connecting rod 92, under the effect of guiding mechanism 98, the arc upper scissor blade 96 that is contained on the upper tool post 95 is made rolling movement along straight lower scissor blade 97, shears to realize rolling.
As shown in Figure 6, in this shear 9, each connecting rod 92 is to realize by spheroid 93 that is fixed by bolts to connecting rod 92 other end terminations and the ball seat 94 that is fixed in the upper tool post 95 with the hinged of upper tool post 95.The processing of spheroid 93 and ball seat 94 is difficulty very, and it is very high to cause processing percent defective; Cooperating between spheroid 93 and the ball seat 94 requires very high, also needs during assembling carefully to grind, and to guarantee contact area, assembly work is very complicated; Also need thin oil lubricant when working between spheroid 93 and the ball seat 94, and, make that pipe arrangement and sealing are all pretty troublesome and complicated because the action of upper tool post 95 is spatial movements.Therefore, the complex structure of existing this shear 9 makes, assembles, installs, safeguards all have than higher specification requirement and technical difficulty that manufacturing cost and use cost is also higher.
In view of this, the inventor relies on relevant design and manufacturing experience for many years, proposes a kind of simple in structurely, and technology is reliable, makes and operating cost shear low and easy to maintenance, to overcome the defective of existing structure.
Summary of the invention
The object of the present invention is to provide a kind of shear that is used for rotary shearing machine, this shear is simple in structure, compact, and manufacturing and operating cost are low, easy to maintenance.
The object of the present invention is achieved like this, a kind of shear that is used for rotary shearing machine, described shear includes the upper tool post that is installed in the shearing machine upper rack and is installed in the Xia Daotai of shearing machine frame lower, one arc upper scissor blade is fixedly mounted on the upper tool post bottom, and a straight lower scissor blade is fixedly mounted on down cutter platform top; Described upper tool post swingingly is arranged on the frame by an eccentric shaft, and the vertical mobile guide with in upper tool post lower end mechanism is hinged.
In a better embodiment of the present invention, described vertical mobile guide mechanism is arranged on the centre position of upper tool post lower end; Described eccentric shaft is positioned at the upside of vertical mobile guide mechanism.
In a better embodiment of the present invention, the center of rotation of described eccentric shaft is positioned on the vertical mobile guide motion of mechanism direction line.
In a better embodiment of the present invention, the center of rotation of described eccentric shaft is positioned at a side of vertical mobile guide motion of mechanism direction line.
In a better embodiment of the present invention, the eccentric throw of described eccentric shaft is 10~300mm.
In a better embodiment of the present invention, the arc radius of described arc upper scissor blade is 1~100m.
In a better embodiment of the present invention, described vertical mobile guide mechanism includes a slideway and sliding rectangular shaped slider of establishing in this slideway, described slideway is fixedly set in the shearing machine frame, described rectangular shaped slider is provided with a circular through-hole, described upper tool post lower end is fixed with a cylindric projection, and this cylindric projection is arranged in the circular through-hole of rectangular shaped slider rotationally.
In a better embodiment of the present invention, be arranged with bearing between described cylindric projection and the circular through-hole.
In a better embodiment of the present invention, be provided with the adjustment pad between described arc upper scissor blade top and the upper tool post bottom.
In a better embodiment of the present invention, be provided with bearing between described upper tool post and the eccentric shaft.
From the above mentioned, this shear mainly is made up of upper tool post, arc upper scissor blade, an eccentric shaft, vertical mobile guide mechanism, straight lower scissor blade etc.; Upper tool post one place that the arc upper scissor blade is installed by bearing directly and eccentric shaft hinged, another place is hinged with vertical mobile guide mechanism, drive unit directly drives the upper tool post motion by eccentric shaft, under the effect of vertical mobile guide mechanism, the arc upper scissor blade that is contained on the upper tool post is made rolling movement along straight lower scissor blade, shears thereby realize rolling.Owing to an eccentric shaft only is set in this shear, and this eccentric shaft be directly and upper tool post hinged, omitted spheroid of the prior art and ball seat, therefore, this shear is simple and compact for structure; Greatly reduce the technical difficulty of manufacturing, assembling, installation, maintenance; Also reduced manufacturing cost and use cost.
Description of drawings
The following drawings only is intended to the present invention done and schematically illustrates and explain, not delimit the scope of the invention.Wherein,
Fig. 1: be the structural representation of rotary shearing machine that shear of the present invention is housed.
Fig. 2: be the structural representation of upper tool post in the shear of the present invention, eccentric shaft and vertical mobile guide mechanism.
Fig. 3: be the structural representation one of shear of the present invention.
Fig. 4: be the structural representation two of shear of the present invention.
Fig. 5: be the structural representation three of shear of the present invention.
Fig. 6: be the prior art constructions schematic diagram.
The specific embodiment
Understand for technical characterictic of the present invention, purpose and effect being had more clearly, now contrast description of drawings the specific embodiment of the present invention.
As Fig. 1~shown in Figure 5, the invention provides a kind of shear 100 that is used for rotary shearing machine, described shear 100 includes upper tool post 1 that is installed in shearing machine frame 8 tops and the following cutter platform 2 that is installed in shearing machine frame 8 bottoms, one arc upper scissor blade 3 is fixedly mounted on upper tool post 1 bottom, and a straight lower scissor blade 4 is fixedly mounted on down the top of cutter platform 2; Described upper tool post 1 swingingly is arranged on the frame by an eccentric shaft 5, and the upper tool post 1 lower end mechanism 6 of vertical mobile guide with is hinged.
In the present invention, described eccentric shaft 5, upper tool post 1 constitute a slider-crank mechanism with vertical mobile guide mechanism 6; As Fig. 3~shown in Figure 5, when eccentric shaft 5 rotated, upper tool post 1 (being equivalent to the connecting rod in the slider-crank mechanism) can move up and down to be driven by eccentric shaft 5 simultaneously and carry out corresponding swinging along vertical mobile guide mechanism 6; Owing to be installed with an arc upper scissor blade 3 in the bottom of upper tool post 1, therefore, when upper tool post 1 moved up and down and swings, arc upper scissor blade 3 can carry out rolling movement by straight relatively lower scissor blade 4, sheared thereby realize rolling.
From the above mentioned, an eccentric shaft only is set in this shear, and this eccentric shaft be directly and upper tool post hinged, omitted spheroid of the prior art and ball seat, therefore, this shear is simple and compact for structure; Greatly reduce the technical difficulty of manufacturing, assembling, installation, maintenance; Also reduced manufacturing cost and use cost.
In the present embodiment, as shown in Figure 1, described shearing machine frame 8 is connect by pre-stressed bolt by both sides memorial archway 81, front panel 82, rear board 83, crossbeam and main transmission gearbox 84 and forms.Upper tool post 1 is installed between front panel 82 and the rear board 83, and upper tool post 1 is hinged and connected by the eccentric shaft 5 on bearing 12 and main transmission gearbox 84 output shafts, and motor 85 drives main transmission gearboxs 84 by safety coupling 86, rotates to drive described eccentric shaft 5; The front end of described eccentric shaft 5 supports and is installed on the front panel 82.
In the present embodiment, as Fig. 1, shown in Figure 2, described vertical mobile guide mechanism 6 includes a slideway 61 and sliding rectangular shaped slider 62 of establishing in this slideway 61, described slideway 61 is fixedly set on the rear board 83 of shearing machine frame 8, described rectangular shaped slider 62 is provided with a circular through-hole 621, the lower end at described upper tool post 1 back side be fixed with a cylindric projection 11 (this cylindric projection 11 can with upper tool post 1 one-body molded manufacturing, be fixedly connected on the lower end at upper tool post 1 back side after also can processing separately again), this cylindric projection 11 is arranged in the circular through-hole 621 of rectangular shaped slider 62 rotationally.Flexible motion for the ease of vertical mobile guide mechanism 6 is arranged with a bearing 63 between described cylindric projection 62 and circular through-hole 621.
As Fig. 1~shown in Figure 5, in the present embodiment, upper scissor blade 3 is a circular arc, and the arc radius of described arc upper scissor blade 3 is 1~100m.The arc seamed edge of upper scissor blade 3 both sides can use (lateral edges be worn after, re-use after can changing) as cutting edge; Lower scissor blade 4 adopts straight tooth shape formula, and four longitudinal edges of lower scissor blade 4 all can be used as cutting edge and use (corresponding seamed edge cutting edge can be changed use).
In the present embodiment, with bolt the upper scissor blade cutter hub is assemblied on the cutting edge box and forms upper cutter head, with bolt the lower scissor blade cutter hub is assemblied in equally and forms tool rest down on the cutting edge box; By clamping cylinder upper cutter head is fixed on the upper tool post bottom, will descends tool rest to be installed in down the top of cutter platform by clamping cylinder equally.After cutting edge is refaced, can adopt the mode that increases the adjustment pad to compensate, guarantee that the installation dimension of tool rest is constant.
In the present embodiment, described vertical mobile guide mechanism 6 is arranged on the centre position of upper tool post 1 lower end; Described eccentric shaft 5 is positioned at the upside of vertical mobile guide mechanism 6; The eccentric throw O of described eccentric shaft 1O 2Be 10~300mm.
The center of rotation O of described eccentric shaft 5 1Can be positioned on the motion direction lines of vertical mobile guide mechanism 6; The center of rotation O of described eccentric shaft 1Also can be positioned at a side of the motion direction lines of vertical mobile guide mechanism 6.
Below with the center of rotation O of eccentric shaft 1The left side that is positioned at the motion direction lines of vertical mobile guide mechanism 6 is an example, and the rolling movement of upper tool post 1 and upper scissor blade is carried out corresponding description.
As shown in Figure 3, eccentric shaft rotates counterclockwise, at this moment O 2Be positioned at O 1The lower left, the left end of upper scissor blade 3 and lower scissor blade 4 are sheared; Along with being rotated further of eccentric shaft 5, as shown in Figure 4, this moment O 2Be positioned at O 1The below, the middle part of upper scissor blade 3 and lower scissor blade 4 are sheared; Further, turn to O when eccentric shaft 2Be positioned at O 1The lower right time, the right-hand member of upper scissor blade 3 and lower scissor blade 4 are sheared; Thus, in the rotation process of eccentric shaft 5, described upper tool post 1 is to move up and down and oscillating motion, and simultaneously, the straight relatively lower scissor blade 4 of arc upper scissor blade 3 is to carry out rolling movement, shears thereby realize rolling.
The above only is the schematic specific embodiment of the present invention, is not in order to limit scope of the present invention.Any those skilled in the art, equivalent variations of having done under the prerequisite that does not break away from design of the present invention and principle and modification all should belong to the scope of protection of the invention.

Claims (10)

1. shear that is used for rotary shearing machine, described shear includes the upper tool post that is installed in the shearing machine upper rack and is installed in the Xia Daotai of shearing machine frame lower, one arc upper scissor blade is fixedly mounted on the upper tool post bottom, and a straight lower scissor blade is fixedly mounted on down cutter platform top; It is characterized in that: described upper tool post swingingly is arranged on the frame by an eccentric shaft, and the vertical mobile guide with in upper tool post lower end mechanism is hinged.
2. the shear that is used for rotary shearing machine as claimed in claim 1 is characterized in that: described vertical mobile guide mechanism is arranged on the centre position of upper tool post lower end; Described eccentric shaft is positioned at the upside of vertical mobile guide mechanism.
3. the shear that is used for rotary shearing machine as claimed in claim 2 is characterized in that: the center of rotation of described eccentric shaft is positioned on the vertical mobile guide motion of mechanism direction line.
4. the shear that is used for rotary shearing machine as claimed in claim 2 is characterized in that: the center of rotation of described eccentric shaft is positioned at a side of vertical mobile guide motion of mechanism direction line.
5. the shear that is used for rotary shearing machine as claimed in claim 1 is characterized in that: the eccentric throw of described eccentric shaft is 10~300mm.
6. the shear that is used for rotary shearing machine as claimed in claim 1 is characterized in that: the arc radius of described arc upper scissor blade is 1~100m.
7. the shear that is used for rotary shearing machine as claimed in claim 1, it is characterized in that: described vertical mobile guide mechanism includes a slideway and sliding rectangular shaped slider of establishing in this slideway, described slideway is fixedly set in the shearing machine frame, described rectangular shaped slider is provided with a circular through-hole, described upper tool post lower end is fixed with a cylindric projection, and this cylindric projection is arranged in the circular through-hole of rectangular shaped slider rotationally.
8. the shear that is used for rotary shearing machine as claimed in claim 7 is characterized in that: be arranged with bearing between described cylindric projection and the circular through-hole.
9. the shear that is used for rotary shearing machine as claimed in claim 1 is characterized in that: be provided with the adjustment pad between described arc upper scissor blade top and the upper tool post bottom.
10. the shear that is used for rotary shearing machine as claimed in claim 1 is characterized in that: be provided with bearing between described upper tool post and the eccentric shaft.
CN 201010118558 2010-03-04 2010-03-04 Shearing device for rotary shearing machine Pending CN101804481A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010118558 CN101804481A (en) 2010-03-04 2010-03-04 Shearing device for rotary shearing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010118558 CN101804481A (en) 2010-03-04 2010-03-04 Shearing device for rotary shearing machine

Publications (1)

Publication Number Publication Date
CN101804481A true CN101804481A (en) 2010-08-18

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Family Applications (1)

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CN 201010118558 Pending CN101804481A (en) 2010-03-04 2010-03-04 Shearing device for rotary shearing machine

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CN (1) CN101804481A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103182558A (en) * 2013-04-09 2013-07-03 大连理工大学 Executing mechanism of mechanical plate shearing machine
WO2014102262A1 (en) * 2012-12-28 2014-07-03 Sms Siemag Ag Co-moving hydraulic shears without stand
CN104741683A (en) * 2015-03-27 2015-07-01 宁波金田铜业(集团)股份有限公司 Rolling-cut transverse shearing device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB256505A (en) * 1926-01-28 1926-08-12 Societe Achard Et Cie.
DE481902C (en) * 1929-08-30 Berlin Erfurter Maschinenfabri Sheet metal shears
FR813827A (en) * 1936-11-21 1937-06-09 Weingarten Vorm Hch Schatz Ag Blade holder control for sheet metal shears
CH194233A (en) * 1936-11-16 1937-11-30 Weingarten Vorm Hch Schatz Ag Cutter bar drive on sheet metal shears.
GB1235244A (en) * 1968-08-21 1971-06-09 Siemag Siegener Masch Bau Shears for trimming or dividing metal plates or the like
US4079649A (en) * 1976-02-10 1978-03-21 Ishikawajima-Harima Jukogyo Kaisha Rolling cut type double side shear
CN1729073A (en) * 2002-12-20 2006-02-01 Sms迪马格股份公司 Shearing machine for transversally dividing a heavy plate by means of an eccentric drive
CN201205611Y (en) * 2008-01-17 2009-03-11 张自武 Pendulum type upward driving electric-controlled shearing machine
CN201603910U (en) * 2010-03-04 2010-10-13 北京京诚之星科技开发有限公司 Shearing device used for roll-cutting shearing machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE481902C (en) * 1929-08-30 Berlin Erfurter Maschinenfabri Sheet metal shears
GB256505A (en) * 1926-01-28 1926-08-12 Societe Achard Et Cie.
CH194233A (en) * 1936-11-16 1937-11-30 Weingarten Vorm Hch Schatz Ag Cutter bar drive on sheet metal shears.
FR813827A (en) * 1936-11-21 1937-06-09 Weingarten Vorm Hch Schatz Ag Blade holder control for sheet metal shears
GB1235244A (en) * 1968-08-21 1971-06-09 Siemag Siegener Masch Bau Shears for trimming or dividing metal plates or the like
US4079649A (en) * 1976-02-10 1978-03-21 Ishikawajima-Harima Jukogyo Kaisha Rolling cut type double side shear
CN1729073A (en) * 2002-12-20 2006-02-01 Sms迪马格股份公司 Shearing machine for transversally dividing a heavy plate by means of an eccentric drive
CN201205611Y (en) * 2008-01-17 2009-03-11 张自武 Pendulum type upward driving electric-controlled shearing machine
CN201603910U (en) * 2010-03-04 2010-10-13 北京京诚之星科技开发有限公司 Shearing device used for roll-cutting shearing machine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014102262A1 (en) * 2012-12-28 2014-07-03 Sms Siemag Ag Co-moving hydraulic shears without stand
CN105008076A (en) * 2012-12-28 2015-10-28 Sms集团有限公司 Co-moving hydraulic shears without stand
JP2016500346A (en) * 2012-12-28 2016-01-12 エス・エム・エス・グループ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Accompanying hydraulic shear without stand
CN103182558A (en) * 2013-04-09 2013-07-03 大连理工大学 Executing mechanism of mechanical plate shearing machine
CN103182558B (en) * 2013-04-09 2015-08-12 大连理工大学 The executing agency of mechanical type plate shearing machine
CN104741683A (en) * 2015-03-27 2015-07-01 宁波金田铜业(集团)股份有限公司 Rolling-cut transverse shearing device
CN104741683B (en) * 2015-03-27 2017-12-01 宁波金田铜业(集团)股份有限公司 It is a kind of roll-turning horizontal to cut device

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Application publication date: 20100818