CN201644911U - Following hydraulic back support device for plate shearing machine - Google Patents
Following hydraulic back support device for plate shearing machine Download PDFInfo
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- CN201644911U CN201644911U CN2010200333469U CN201020033346U CN201644911U CN 201644911 U CN201644911 U CN 201644911U CN 2010200333469 U CN2010200333469 U CN 2010200333469U CN 201020033346 U CN201020033346 U CN 201020033346U CN 201644911 U CN201644911 U CN 201644911U
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- solenoid directional
- control valve
- directional control
- sprocket wheel
- retainer
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Abstract
The utility model discloses a following hydraulic back support device for a plate shearing machine, which comprises a left bracket and a right bracket, wherein two rotating stands are respectively hinged with the left bracket and the right bracket in the same horizontal position; both ends of a connector are respectively fixed to the rotating stands which are positioned at two sides of the connector; a support bracket is fixed with the upper surface of the connector; two supporting hydraulic cylinders are respectively hinged with the left bracket and the right bracket; pistons of the two supporting hydraulic cylinders are respectively hinged with the corresponding rotating stands; both sides of the left bracket and the right bracket are respectively fixed with a left linear guide rail and a right linear guide rail; a left slide block and a right slide block, which respectively form a slide fit with the left linear guide rail and the right linear guide rail, are respectively fixed with the left bracket and the right bracket; and a drive unit drives the left bracket and the right bracket to synchronously slide up and down along the left linear guide rail and the right linear guide rail. The height of the supporting rack of the following hydraulic back support device can be freely adjusted.
Description
Technical field
The utility model relates to a kind of cutter material-supporting device, relates in particular to a kind of trailing type hydraulic pressure rear materials supporting device.
Background technology
As shown in Figure 1, existing cutter material-supporting device, comprise two supports 24 that are fixed and install, on same horizontal level, distinguish a hinged rotating turret 22 on two supports 24, on two rotating turrets 22 fixedly connected one with the two rotating connecting body 25, the fixedly connected material supporting rack 21 of the upper surface of described connector 25; A hinged cylinder 23 on each support 24, the piston of each cylinder 23 can be by joint respectively with corresponding rotating turret 22 be hinged separately, and described material supporting rack 21 rotates under the effect of cylinder 23, belongs to two motions.Above-mentioned material-supporting device is fixed material-supporting device, can't freely adjust the height that connects material of material supporting rack 21 according to the thickness of waiting to shear plate, flexibility is relatively poor, therefore, installation accuracy had higher requirement, the careless slightly cutter 28 collision material-supporting devices that just may make, the bottom knife 27 that cooperates with described cutter 28 is arranged on the workbench 26.And when discharging, because material supporting rack 21 is overhead higher, collision mutually caused material deformation when material glided, even caused material surface to damage, and in addition, also had the irregular problem of material stacking of cutting.
Summary of the invention
The objective of the invention is defective, but a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device of free adjustment material supporting rack height is provided for the very flexible that solves existing cutter material-supporting device existence.
The technical scheme that the utility model adopted is: a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device, comprise two supports, and be respectively left socle and right support; Two rotating turrets, hinged on same horizontal level with described left socle and right support respectively; Connector, the two ends of described connector are fixedlyed connected with the rotating turret that is positioned at its both sides respectively; Material supporting rack is fixedlyed connected with the upper surface of described connector; Two retainer hydraulic cylinders, hinged with left socle and right support respectively, the piston of two retainer hydraulic cylinders is respectively with corresponding rotating turret is hinged separately; Fixedly mount left side linear guides and right side linear guides respectively in the both sides of described left socle and right support, fixedly connected with right support with left socle respectively with the right side slide block with the left slider of described left side and right side linear guides sliding connection; Driver element drives described left socle and right support and slides up and down synchronously along left side linear guides and right side linear guides respectively.
Preferably, described driver element comprises lifting hydraulic cylinder, at least two left side sprocket wheels and a left side rollers chain, at least two right side sprocket wheels and a right side roller chain; Described left side rollers chain and each left side sprocket engagement, an end of left side rollers chain is fixedlyed connected with the piston of described lifting hydraulic cylinder, and the other end is fixedlyed connected with described left socle; Described right side roller chain and each right side sprocket engagement, an end of right side roller chain is fixedlyed connected with the piston of described lifting hydraulic cylinder, and the other end is fixedlyed connected with described right support.
Preferably, described lifting hydraulic cylinder is installed in respect on the position of left socle near right support, and level is installed; The quantity of described left side sprocket wheel is four, and four left side sprocket wheels begin to be spaced in turn from the left side, and wherein, the sprocket wheel installation site, left side of the leftmost side is the highest, and the installation site of ensuing left side sprocket wheel is minimum, and latter two left side sprocket wheel is installed on the sustained height; The quantity of described right side sprocket wheel is two, the right side sprocket wheel of the rightmost side be installed in the contour position of the highest left side sprocket wheel in installation site on, another right side sprocket wheel be installed in the contour position of the minimum left side sprocket wheel in installation site on.
Preferably, support on the frame of workbench of plate shearing machine and be provided with two near switch, be respectively to the stroke of described material supporting rack up and down the down stroke initial point protected of initial point near switch and up stroke initial point near switch.
Preferably, described lifting hydraulic cylinder and retainer hydraulic cylinder are controlled automatically by the electric hydraulic control system; Described electric hydraulic control system comprises fuel tank, electric liquid pump, lifting solenoid directional control valve, retainer solenoid directional control valve and solenoid directional control valve; Described fuel tank connects electric liquid pump, and described electric liquid pump is communicated with the oil-in of lifting solenoid directional control valve, retainer solenoid directional control valve and solenoid directional control valve respectively; The oil return opening of described lifting solenoid directional control valve and retainer solenoid directional control valve is communicated with fuel tank, and the hydraulic fluid port that is communicated with its oil-in under normal conditions of described solenoid directional control valve is communicated with fuel tank; Described lifting solenoid directional control valve constitutes the first locking loop by two hydraulic control one-way valves and lifting hydraulic cylinder; Described retainer solenoid directional control valve constitutes the second locking loop with two retainer hydraulic cylinders simultaneously by other two hydraulic control one-way valves.
Preferably, the described first locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and lifting hydraulic cylinder and corresponding separately; The described second locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and retainer hydraulic cylinder and corresponding separately.
Usefulness of the present utility model: by installation left side and right side linear guides, and utilize driver element to drive left side and right side support, move up and down, transform two motions as four axes motion together with rotating turret on it and connector.During work, plate shearing machine trailing type hydraulic pressure rear materials supporting device described in the utility model can move up and down synchronously with the shear action of cutter; In addition, plate shearing machine trailing type hydraulic pressure rear materials supporting device described in the utility model can be in the place's discharging of minimum stroke, because the discharging angle of inclination diminishes, the material gliding speed is slack-off, the problem that material collides mutually and material surface damages in the time of can effectively solving discharging, and discharging highly also can arbitrarily be adjusted as required, efficiently solves the irregular defective of material stacking; At last, the bearing pressure of retainer hydraulic cylinder can be adjusted operating pressure by one-way throttle valve according to the actual weight of institute's shear material, and a whole set of rear materials supporting device is had in work the time not to be had impact, more steady, low noise and have the good characteristic of large bearing capacity.
Description of drawings
Fig. 1 is the structural representation of existing cutter material-supporting device;
Fig. 2 is the front view of plate shearing machine trailing type hydraulic pressure rear materials supporting device described in the utility model;
Fig. 3 be among Fig. 2 A-A to cutaway view;
Fig. 4 is the electric hydraulic control system schematic diagram of plate shearing machine trailing type hydraulic pressure rear materials supporting device described in the utility model.
The specific embodiment
Now in conjunction with the accompanying drawings the specific embodiment of the present utility model is described.
A kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device shown in Fig. 2 and 3, comprises two supports, is respectively left socle 17 and right support 11.Two rotating turrets 10 are hinged on same horizontal level with left socle 17 and right support 11 respectively.Fixedlying connected with the rotating turret 10 that is positioned at its both sides respectively in the two ends of connector 18, follows rotating turret 10 and rotate together.Material supporting rack 9 is fixedlyed connected with the upper surface of described connector 18, makes material supporting rack 9 follow connector 18 and rotates together, can be provided with a plurality of rollers that flitch slides of being convenient on the material supporting rack 9 thereon.Two retainer hydraulic cylinders 1, hinged with left socle 17 and right support 11 respectively, wherein, Fig. 2 only illustrates the retainer hydraulic cylinder 1 hinged with right support 11, the piston of two retainer hydraulic cylinders 1 is respectively with corresponding rotating turret 10 is hinged separately, and the piston of retainer hydraulic cylinder 1 can be hinged by a joint 2 and rotating turret 10.On the frame 60 of support table 16, be positioned at and be installed with left side linear guides 14 and right side linear guides 3 on the position of left socle 17 and right support 11 both sides respectively, fixedly connected with right support 11 with left socle 17 respectively with right side slide block 4 with the left slider 15 of described left side linear guides 14 and 3 sliding connections of right side linear guides, drive described left socle 17 and right support 11 synchronously slides up and down along left side linear guides 14 and right side linear guides 3 respectively by driver element.
Described driver element can for simple cooperate that left socle 17 and right support 11 form by motor-driven slider-crank mechanism, also can drive the structure that the two slides up and down synchronously by one with driving body that left socle 17 is connected with right support 11 for driving cylinder; Furthermore, all can be applied in the utility model as long as in the Machinery Design field, can realize the mechanisms that drive left socle 17 and right support 11 synchronous slips.
For trailing type hydraulic pressure rear materials supporting device described in the utility model can be complementary with large tonnage plate shearing machine, also in order to make it have higher stationarity, in the present embodiment, described driver element 5 comprises lifting hydraulic cylinder 55, at least two left side sprocket wheels 51 and a left side rollers chain 52, at least two right side sprocket wheels 54 and a right side roller chain 53.Described left side rollers chain 52 and each left side sprocket wheel 51 engagement, an end of left side rollers chain 52 is fixedlyed connected with the piston of described lifting hydraulic cylinder 55, and the other end is fixedlyed connected with described left socle 17; Described right side roller chain 53 and each right side sprocket wheel 54 engagement, one end of right side roller chain 53 is fixedlyed connected with the piston of described lifting hydraulic cylinder 55, the other end is fixedlyed connected with described right support 11, and an end of described left side rollers chain 52 and right side roller chain 53 all can be fixedly connected on the joint 56 that the termination with the piston of lifting hydraulic cylinder 55 is connected.During lifting hydraulic cylinder 55 actions, by cooperating of left side rollers chain 52 and left side sprocket wheel 51, and the cooperating of right side roller chain 53 and right side sprocket wheel 54, left socle 17 that can drive and be connected separately and right support 11 slide up and down along left side linear guides 14 and right side linear guides 3 respectively, and then adjust the height of material supporting rack 9.Wherein, the installation shaft of lifting hydraulic cylinder 55, left side sprocket wheel 51, and the installation shaft of right side sprocket wheel 54 all is arranged on the frame 60; Cooperate installation by bearing, circlip for shaft and circlip for hole between left side sprocket wheel 51 and right side sprocket wheel 54 and separately the installation shaft.
Because the space of connector 18 belows is in height limited, therefore, for the ease of on the basis of existing material-supporting device, transforming, described lifting hydraulic cylinder 55 can level be installed, and be installed in respect on the position of left socle 17 near right support 11, the piston of lifting hydraulic cylinder 55 is towards right support 11.The quantity of described left side sprocket wheel 51 is four, four left side sprocket wheels 51 begin to be spaced in turn from the left side, wherein, left side sprocket wheel 51 installation sites of the leftmost side are the highest, the installation site of ensuing left side sprocket wheel 51 is minimum, latter two left side sprocket wheel 51 is installed on the sustained height, and wherein the rightmost side left side sprocket wheel 51 is positioned at the right side of the installation site that drives cylinder 55.The quantity of described right side sprocket wheel 54 is two, the right side sprocket wheel 54 of the rightmost side be installed in the contour position of the highest left side sprocket wheel in installation site 51 on, another right side sprocket wheel be installed in the contour position of the minimum left side sprocket wheel in installation site 51 on.Left side rollers chain 52 is connected to and left socle 17 fixedly connected being connected on the angle bar 12 behind the top of the left side sprocket wheel 51 of the bottom of second left side in top, the left side sprocket wheel 51 of second left side, pile warp right side sprocket wheel 51, the leftmost side successively from the left side sprocket wheel 51 of the pile warp rightmost side, joint 56s of driving cylinder 55.Right side roller chain 53 is from the joint 56s of lifting hydraulic cylinder 55, is connected to and right support 11 fixedly connected being connected on the angle bar 13 walk around the top of right side sprocket wheel 54 of the pile warp rightmost side, back from the bottom of second the right side sprocket wheel 54 in right side after.
Described left side linear guides 14 and right side linear guides 3 are accurate rolling linear guide; In order to make left socle 17 and right support 11 can keep linearity preferably in sliding process, described left slider 15 and right side slide block 4 can include two rectilinear motion slide blocks.
In addition, outside the described driver element 5, remove the left side sprocket wheel 51 of the leftmost side and the right side sprocket wheel 54 of the rightmost side, a pair of protective cover that it is protected 7 can be set, protective cover 7 also has the dustproof effect.
In addition, shown in Fig. 2 and 3, position described frame 60, that be positioned at above left side sprocket wheel 51 and the right side sprocket wheel 54 is provided with baffle plate 19, is cut elongated billot to prevent and falls in material supporting rack 9 rotation processes in the slit between itself and the support table 16.
Described lifting hydraulic cylinder 55 and retainer hydraulic cylinder 1 are controlled automatically by the electric hydraulic control system; as required; can on frame 60, be provided with two near switch; be respectively as shown in Figure 2 down stroke initial point near switch 71 and up stroke initial point near switch 72, as the stroke protection of initial point up and down (two luminous point protections are determined by the required stroke of reality near the installation site of switch) to material supporting rack 9.When moving up and down, material supporting rack 9 or rotating turret 10 touch the down stroke initial point in the process near switch 71 or up stroke initial point during near switch 72, the down stroke initial point will output signal to the electric hydraulic control system near switch 71 or up stroke initial point near switch 72, make the electric hydraulic control system take corresponding action, prevent that material supporting rack 9 from exceeding set position bound in moving process.In addition, two photoelectric protections also are set near the restriction of switch conduct to the slewing area of material supporting rack 9, concrete installation site is determined by the required slewing area of reality equally.
The principle of described electric hydraulic control system is controlled described lifting hydraulic cylinder 55 by lifting solenoid directional control valve Y1 as shown in Figure 4, controls described two retainer hydraulic cylinders 1 by retainer solenoid directional control valve Y2.Described lifting solenoid directional control valve Y1 and retainer solenoid directional control valve Y2 are three position four-way directional control valve, and the meta function is the Y type.The startup of the solenoid directional control valve Y3 control electric hydraulic control system of present embodiment by a two-position four-way and stopping.
The fuel tank Y4 of electric hydraulic control system meets electric liquid pump Y6 as power source through cleaner Y5, and electric liquid pump Y6 is communicated with the oil-in of lifting solenoid directional control valve Y1, retainer solenoid directional control valve Y2 and solenoid directional control valve Y3 respectively; The oil return opening of described lifting solenoid directional control valve Y1 and retainer solenoid directional control valve Y2 is communicated with fuel tank Y4, and the hydraulic fluid port that is communicated with its oil-in under normal conditions of described solenoid directional control valve Y3 is communicated with fuel tank Y4.Described lifting solenoid directional control valve Y1 constitutes the first locking loop by two hydraulic control one-way valves and lifting hydraulic cylinder 55, and described retainer solenoid directional control valve Y2 constitutes the second locking loop with two retainer hydraulic cylinders 1 simultaneously by other two hydraulic control one-way valves.In the present embodiment, the described first locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and lifting hydraulic cylinder 55 and corresponding separately; In like manner, the described second locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and retainer hydraulic cylinder 1 and corresponding separately.The purposes that adopt the first and second locking loops are for the piston that makes lifting hydraulic cylinder 55 and retainer hydraulic cylinder can stop at arbitrarily on the position, and can prevent that piston from stopping drift or play that the back taking place because of external influence.Be connected with the overflow valve of pressure regulation overflow effect on the path between described electric liquid pump Y6 and the fuel tank Y4.
The sequence of movement table of this electric hydraulic control system is as follows:
Wherein, electromagnet Y01 control solenoid directional control valve Y3 action; The left act bit of electromagnet Y02 control lifting solenoid directional control valve Y1; The right act bit of electromagnet Y03 control lifting solenoid directional control valve Y1; The left act bit of electromagnet Y04 control retainer solenoid directional control valve Y2; The right act bit of electromagnet Y05 control retainer solenoid directional control valve Y2; "+" expression electromagnet gets electric, "-" expression electromagnet dead electricity; Electrical equipment resets and be meant that the action that must carry out earlier just allows the knife rest action then in order to guarantee plate shearing machine safety after at every turn re-powering.
In sum, above-mentioned embodiment is not to be restricted embodiment of the present utility model, and modification or equivalent deformation that all those skilled in the art are carried out on the basis of flesh and blood of the present utility model all should belong to technology category of the present utility model.
Claims (6)
1. a plate shearing machine trailing type hydraulic pressure rear materials supporting device comprises two supports, is respectively left socle and right support; Two rotating turrets, hinged on same horizontal level with described left socle and right support respectively; Connector, the two ends of described connector are fixedlyed connected with the rotating turret that is positioned at its both sides respectively; Material supporting rack is fixedlyed connected with the upper surface of described connector; Two retainer hydraulic cylinders, hinged with left socle and right support respectively, the piston of two retainer hydraulic cylinders is respectively with corresponding rotating turret is hinged separately; It is characterized in that: fixedly mount left side linear guides and right side linear guides in the both sides of described left socle and right support respectively, fixedly connected with right support with left socle respectively with the right side slide block with the left slider of described left side and right side linear guides sliding connection; Driver element drives described left socle and right support and slides up and down synchronously along left side linear guides and right side linear guides respectively.
2. a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device according to claim 1, it is characterized in that: described driver element comprises lifting hydraulic cylinder, at least two left side sprocket wheels and a left side rollers chain, at least two right side sprocket wheels and a right side roller chain; Described left side rollers chain and each left side sprocket engagement, an end of left side rollers chain is fixedlyed connected with the piston of described lifting hydraulic cylinder, and the other end is fixedlyed connected with described left socle; Described right side roller chain and each right side sprocket engagement, an end of right side roller chain is fixedlyed connected with the piston of described lifting hydraulic cylinder, and the other end is fixedlyed connected with described right support.
3. a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device according to claim 2, it is characterized in that: described lifting hydraulic cylinder is installed in respect on the position of left socle near right support, and level is installed; The quantity of described left side sprocket wheel is four, and four left side sprocket wheels begin to be spaced in turn from the left side, and wherein, the sprocket wheel installation site, left side of the leftmost side is the highest, and the installation site of ensuing left side sprocket wheel is minimum, and latter two left side sprocket wheel is installed on the sustained height; The quantity of described right side sprocket wheel is two, the right side sprocket wheel of the rightmost side be installed in the contour position of the highest left side sprocket wheel in installation site on, another right side sprocket wheel be installed in the contour position of the minimum left side sprocket wheel in installation site on.
4. according to claim 2 or 3 described a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting devices; it is characterized in that: support on the frame of workbench of plate shearing machine and be provided with two near switch, be respectively to the stroke of described material supporting rack up and down the down stroke initial point protected of initial point near switch and up stroke initial point near switch.
5. a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device according to claim 4, it is characterized in that: described lifting hydraulic cylinder and retainer hydraulic cylinder are controlled automatically by the electric hydraulic control system; Described electric hydraulic control system comprises fuel tank, electric liquid pump, lifting solenoid directional control valve, retainer solenoid directional control valve and solenoid directional control valve; Described fuel tank connects electric liquid pump, and described electric liquid pump is communicated with the oil-in of lifting solenoid directional control valve, retainer solenoid directional control valve and solenoid directional control valve respectively; The oil return opening of described lifting solenoid directional control valve and retainer solenoid directional control valve is communicated with fuel tank, and the hydraulic fluid port that is communicated with its oil-in under normal conditions of described solenoid directional control valve is communicated with fuel tank; Described lifting solenoid directional control valve constitutes the first locking loop by two hydraulic control one-way valves and lifting hydraulic cylinder; Described retainer solenoid directional control valve constitutes the second locking loop with two retainer hydraulic cylinders simultaneously by other two hydraulic control one-way valves.
6. a kind of plate shearing machine trailing type hydraulic pressure rear materials supporting device according to claim 4 is characterized in that: the described first locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and lifting hydraulic cylinder and corresponding separately; The described second locking loop also comprises the one-way throttle valve between chamber its hydraulic control one-way valve and retainer hydraulic cylinder and corresponding separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200333469U CN201644911U (en) | 2010-01-21 | 2010-01-21 | Following hydraulic back support device for plate shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200333469U CN201644911U (en) | 2010-01-21 | 2010-01-21 | Following hydraulic back support device for plate shearing machine |
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| Publication Number | Publication Date |
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| CN201644911U true CN201644911U (en) | 2010-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010200333469U Expired - Fee Related CN201644911U (en) | 2010-01-21 | 2010-01-21 | Following hydraulic back support device for plate shearing machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806385A (en) * | 2012-08-28 | 2012-12-05 | 江苏国力锻压机床有限公司 | Rear retaining device of thin plate shearing machine |
| CN102825158A (en) * | 2012-09-07 | 2012-12-19 | 扬州恒佳机械有限公司 | Lifting support plate bracket for receiving material of steel plate shearer |
| CN105160773A (en) * | 2015-08-19 | 2015-12-16 | 广州御新软件有限公司 | Carriage plate structure |
| CN105478886A (en) * | 2015-12-23 | 2016-04-13 | 广船国际有限公司 | Back support device of plate shearing machine |
| CN105562810A (en) * | 2015-12-23 | 2016-05-11 | 广船国际有限公司 | Chain transmission type synchronizing mechanism and plate shearing machine |
| CN106424907A (en) * | 2016-08-17 | 2017-02-22 | 南通东海机床制造集团有限公司 | Rear material supporting device of plate shears |
| CN107803550A (en) * | 2017-12-13 | 2018-03-16 | 安徽东海机床制造有限公司 | A kind of pneumatic material carrying mechanism of plate shearing machine and control system and retainer method |
| CN107876862A (en) * | 2017-12-13 | 2018-04-06 | 安徽东海机床制造有限公司 | A kind of plate shearing machine four-point pneumatic material retaining device and method |
-
2010
- 2010-01-21 CN CN2010200333469U patent/CN201644911U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806385A (en) * | 2012-08-28 | 2012-12-05 | 江苏国力锻压机床有限公司 | Rear retaining device of thin plate shearing machine |
| CN102806385B (en) * | 2012-08-28 | 2014-06-04 | 江苏国力锻压机床有限公司 | Rear retaining device of thin plate shearing machine |
| CN102825158A (en) * | 2012-09-07 | 2012-12-19 | 扬州恒佳机械有限公司 | Lifting support plate bracket for receiving material of steel plate shearer |
| CN105160773A (en) * | 2015-08-19 | 2015-12-16 | 广州御新软件有限公司 | Carriage plate structure |
| CN105478886A (en) * | 2015-12-23 | 2016-04-13 | 广船国际有限公司 | Back support device of plate shearing machine |
| CN105562810A (en) * | 2015-12-23 | 2016-05-11 | 广船国际有限公司 | Chain transmission type synchronizing mechanism and plate shearing machine |
| CN105478886B (en) * | 2015-12-23 | 2018-07-06 | 广船国际有限公司 | A kind of plate shearing machine rear materials supporting device |
| CN106424907A (en) * | 2016-08-17 | 2017-02-22 | 南通东海机床制造集团有限公司 | Rear material supporting device of plate shears |
| CN107803550A (en) * | 2017-12-13 | 2018-03-16 | 安徽东海机床制造有限公司 | A kind of pneumatic material carrying mechanism of plate shearing machine and control system and retainer method |
| CN107876862A (en) * | 2017-12-13 | 2018-04-06 | 安徽东海机床制造有限公司 | A kind of plate shearing machine four-point pneumatic material retaining device and method |
| CN107876862B (en) * | 2017-12-13 | 2023-11-03 | 安徽东海机床制造有限公司 | Four-point pneumatic material supporting device and method for plate shearing machine |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20170121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |