CN103084409A - Pressure width fixing machine pinch roll change system - Google Patents
Pressure width fixing machine pinch roll change system Download PDFInfo
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- CN103084409A CN103084409A CN2012105497596A CN201210549759A CN103084409A CN 103084409 A CN103084409 A CN 103084409A CN 2012105497596 A CN2012105497596 A CN 2012105497596A CN 201210549759 A CN201210549759 A CN 201210549759A CN 103084409 A CN103084409 A CN 103084409A
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Abstract
The invention discloses a pressure width fixing machine pinch roll change system. The pressure width fixing machine pinch roll change system comprises a bottom plate, a pinch roll change device and a control device. The pinch roll change device is connected with the control device, and the pinch roll change device and the control device are both fixed on the bottom plate. According to the pressure width fixing machine pinch roll change system, complex processes of reloading pinch rolls through man power are simplified, unsafe factors for personnel to enter a machine frame are eliminated, input of the personnel and machines and tools is reduced, work efficiency is improved, and stability, safety and accuracy in the process of changing the pinch rolls are guaranteed sufficiently.
Description
Technical field
The present invention relates to pressure constant width machine aid technical field, particularly pressure constant width machine pinch roll is changed system.
Background technology
The working pressure constant width machine subtracts widely to slab in hot rolling line, and the entrance and exit of pressure constant width machine is equipped with pinch roll, is used for the slab that enters the pressure constant width machine is transported.Need to regularly change when the pinch roll roll surface wearing or when other problem occurring.The pinch roll of pressure constant width machine is arranged on frame inside, and a pair of upper bottom pinch roll is respectively installed in the entrance of frame and outlet, and installing space is less.Need dismounting side compression machine tup when changing pinch roll at present, it is inner that the workmen enters the pressure constant width machine, use jack that pinch roll can be carried out dismounting from having bad luck in frame to the position of overhead traveling crane Liftable, Renewal process need to drop into a large amount of human and material resources, relatively waste time and energy, and pinch roll replacing stability, security and accuracy can not guarantee.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of time saving and energy saving, and can improve the pressure constant width machine pinch roll replacing system that pinch roll is changed stability, security and accuracy.
For solving the problems of the technologies described above, the invention provides a kind of pressure constant width machine pinch roll and change system, comprising: base plate, pinch roll be changing device and control device more;
Described pinch roll more changing device is connected with described control device;
Described pinch roll more changing device and control device all is fixed on base plate.
Further, described pinch roll more changing device comprise:
Pinch roll carriage, pinch roll connecting cross beam and pinch roll connecting axle;
Described pinch roll carriage is made of two gripper shoes that be arranged in parallel;
Described pinch roll connecting cross beam is arranged between two gripper shoes of described pinch roll carriage, for increasing the intensity of pinch roll carriage;
Described pinch roll connecting axle is arranged on an end of pinch roll carriage, and hinged with described control device, and the other end of described pinch roll carriage is fixedly connected with base plate.
Further, described pinch roll more changing device number is two, is symmetricly set on the two ends of control device, and the structure that one of them described pinch roll is changed the device end face is consistent with the structure of top pinch roll bearing bag, is used for replacing with pinch roll;
Wherein more the structure of the end face of changing device is consistent with the structure of bottom pinch roll bearing bag for another described pinch roll, is used for changing bottom pinch roll.
Further, described pinch roll more changing device number is 1, and is provided with two end faces, the structure of an end face is consistent with the structure of top pinch roll bearing bag, be used for replacing with pinch roll, the structure of another end face is consistent with the structure of bottom pinch roll bearing bag, is used for changing bottom pinch roll.
Further, described pinch roll more changing device number is 1, and be provided with the end face of an end face interface and two activities, two described end faces are fixedly connected with the end face interface, and in two described end faces, the structure of an end face is consistent with the structure of top pinch roll bearing bag, be used for replacing with pinch roll, the structure of another end face is consistent with the structure of bottom pinch roll bearing bag, is used for changing bottom pinch roll, and two end faces are used alternatingly.
Further, described control device comprises:
Locating piece, balancing weight, hydraulic pump, valve piece, reversal valve, top pinch roll are changed hydraulic cylinder, bottom pinch roll is changed hydraulic cylinder, ball valve and pipeline;
Described locating piece is welded on described base plate, is used for balancing weight is positioned;
Described balancing weight is fixedly connected with locating piece;
Described valve piece and hydraulic pump are arranged on balancing weight, and described hydraulic pump is used for providing power source to top pinch roll replacing hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder;
Described reversal valve, ball valve and pipeline are arranged on the valve piece, and reversal valve is used for controlling the direction that top pinch roll is changed hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder, and top pinch roll is changed hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder for being communicated with for ball valve and pipeline;
Described top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder one end is fixed on base plate by hydraulic cylinder base, the other end and described pinch roll connecting axle are hinged, described hinge point is provided with copper sheathing, for the wearing and tearing that prevent between the junction, and is easy to change;
Described top pinch roll is changed between hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder and hydraulic cylinder base and is provided with bearing pin, and described top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder can rotate on bearing pin.
Further, also comprise pinch roll carriage fixture, described pinch roll carriage fixture comprises:
Axis pin base and bearing pin;
Described axis pin base is fixedly connected with base plate, collides with base plate when being used for preventing the pinch roll carriage turns;
Be provided with copper sheathing in described axis pin base, described bearing pin and copper sheathing adopt matched in clearance, and described copper sheathing is used for preventing the axis pin base wearing and tearing, and are easy to change, and described axis pin base and bearing pin are used for fixedly pinching roll bracket.
Further, described pressure constant width machine pinch roll is changed system, also comprises:
Safety pin support and safety pin;
Described safety pin support is fixedly connected with base plate;
Be provided with two locating holes on described safety pin support, top locating hole is used for the limit inferior position of pinch roll carriage is positioned, and the position when following locating hole is used to pinch roll to pull out positions;
Described safety pin is plugged in locating hole.
Further, described pressure constant width machine pinch roll is changed system, also comprises:
The lifting piece, described lifting piece is arranged on base plate, totally four, is used for the lifting whole system.
Further, be provided with four screwed holes on the end face of described pinch roll carriage, be used for fixedly pinching the roller bearing bag;
The angle of described pinch roll pallet centerline and horizontal plane is 8 °-25 °.
Pressure constant width machine pinch roll provided by the invention is changed system, simplified the complex process of using manpower to have bad luck pinch roll, the personnel that eliminated enter the unsafe factor of frame, reduced the input of personnel and work facility, use native system that the single pinch roll replacing time was foreshortened to about 6 hours by 10 hours, improve operating efficiency, and fully guaranteed stability, security and accuracy in the pinch roll Renewal process.
Description of drawings
The pressure constant width machine pinch roll that Fig. 1 provides for the embodiment of the present invention is changed the structural representation of system;
Working state figure when Fig. 2 is structure replacing bottom pinch roll shown in Figure 1;
Fig. 3 is the working state figure of structure shown in Figure 1 when replacing with pinch roll;
Fig. 4 is the end construction schematic diagram of top pinch roll carriage in structure shown in Figure 1.
The specific embodiment
A kind of pressure constant width machine pinch roll replacing provided by the invention system comprises: base plate, pinch roll be changing device, control device, pinch roll carriage fixture, safety pin support, safety pin and lifting piece more.Wherein, pinch roll more changing device be used for after receiving the replacing information that control device transmits, pinch roll being changed; Pinch roll more changing device and control device all is fixed on base plate.
Pinch roll more changing device comprises: pinch roll carriage, pinch roll connecting cross beam and pinch roll connecting axle; The pinch roll carriage is made of two gripper shoes that be arranged in parallel; The pinch roll connecting cross beam is arranged between two gripper shoes of pinch roll carriage, for increasing the intensity of pinch roll carriage; The pinch roll connecting axle is arranged on an end of pinch roll carriage, and hinged with control device, and the other end of pinch roll carriage is fixedly connected with base plate.Be provided with four screwed holes on the pinch roll carriage, be used for fixedly pinching the roller bearing bag; The angle of pinch roll pallet centerline and horizontal plane is 8 °-25 °.
Control device comprises: locating piece, balancing weight, hydraulic pump, valve piece, reversal valve, top pinch roll change hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder, ball valve and pipeline; Locating piece is welded on base plate, is used for balancing weight is positioned; Balancing weight is fixedly connected with locating piece; Valve piece and hydraulic pump are arranged on balancing weight, and hydraulic pump is used for providing power source to top pinch roll replacing hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder; Reversal valve, ball valve and pipeline are arranged on the valve piece, and reversal valve is used for controlling the direction that top pinch roll is changed hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder, and top pinch roll is changed hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder for being communicated with for ball valve and pipeline; Top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder one end is fixed on base plate by hydraulic cylinder base, and the other end and pinch roll connecting axle are hinged, and hinge point is provided with copper sheathing, for the wearing and tearing that prevent between the junction, and is easy to change; Top pinch roll is changed between hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder and hydraulic cylinder base and is provided with bearing pin, and top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder can rotate on bearing pin.
Send the roll bracket fixture to comprise axis pin base and bearing pin.Axis pin base is fixedly connected with base plate, collides with base plate when being used for preventing the pinch roll carriage turns; Be provided with copper sheathing in axis pin base, bearing pin and copper sheathing adopt matched in clearance, and copper sheathing is used for preventing the axis pin base wearing and tearing, and are easy to change, and axis pin base and bearing pin are used for fixedly pinching roll bracket.The safety pin support is fixedly connected with base plate; Be provided with two locating holes on the safety pin support, top locating hole is used for the limit inferior position of pinch roll carriage is positioned, and the position when following locating hole is used to pinch roll to pull out positions; Safety pin is plugged in locating hole.The lifting piece is arranged on base plate, totally four, is used for the lifting whole system.
The present invention will be further described below by specific embodiment.
Embodiment one:
Referring to Fig. 1, Fig. 2, a kind of pressure constant width machine pinch roll that the embodiment of the present invention provides is changed system, and pinch roll more changing device number is two, comprising: base plate 1, top pinch roll be more changing device B and control device C of changing device A, bottom pinch roll more; Base plate 1 is used for installing other auxiliary device of native system, is the straight carbon steel steel plate of thickness 30-40mm.Top pinch roll more changing device A is used for after the replacing information that receives control device C transmission, top pinch roll being changed A.Bottom pinch roll more changing device B is used for after the replacing information that receives control device C transmission, bottom pinch roll being changed B.Control device C is arranged on top pinch roll more changing device A and bottom pinch roll more between changing device B.Top pinch roll more changing device A, bottom pinch roll more changing device B and control device C all are fixed on base plate 1.Top pinch roll more changing device A and bottom pinch roll more changing device B be symmetricly set on base plate 1 two ends.The angle of upper and lower pinch roll pallet centerline and horizontal plane is 8 °-25 °, changing hydraulic cylinder and bottom pinch roll when top pinch roll changes and reaches 8 ° when hydraulic cylinder is retracted fully, it is 25 ° when top pinch roll is changed hydraulic cylinder and bottom pinch roll and changed hydraulic cylinder and stretch out fully, main purpose is the height that guarantees pinch roll, when preventing that pinch roll from pulling out with the roller-way interference.
Wherein, top pinch roll more changing device comprise: top pinch roll carriage 2, top pinch roll connecting cross beam 3 and top pinch roll connecting axle 4; Top pinch roll carriage 2 is made of two gripper shoes that be arranged in parallel; Top pinch roll connecting cross beam 3 is arranged between two gripper shoes of top pinch roll carriage 2, for increasing the intensity of top pinch roll carriage; Top pinch roll connecting axle 4 is arranged on an end of top pinch roll carriage, and hinged with control device C, and the other end of top pinch roll carriage 2 is fixedly connected with base plate 1.
Bottom pinch roll more changing device B comprises: bottom pinch roll carriage 5, bottom pinch roll connecting cross beam 6 and bottom pinch roll connecting axle 7; Bottom pinch roll carriage 5 is made of two gripper shoes that be arranged in parallel; Bottom pinch roll connecting cross beam 6 is arranged between two gripper shoes of bottom pinch roll carriage 5, for increasing the intensity of bottom pinch roll carriage 5; Bottom pinch roll connecting axle 6 is arranged on an end of bottom pinch roll carriage 5, and hinged with control device C, and the other end of bottom pinch roll carriage 5 is fixedly connected with base plate 1.
The end face a of top pinch roll carriage 2 is designed to and the consistent shape of top pinch roll bearing bag, and the end face b of bottom pinch roll carriage 5 is designed to and the consistent shape of bottom pinch roll bearing bag, is convenient to installation and the location of pinch roll.Be respectively equipped with 4 screwed holes on the end face of top pinch roll carriage 2 and bottom pinch roll carriage 5 and the biside plate that pinch roll contacts, on each side plate 2, be used for installing and fixedly pinch the roller bearing bag.As shown in Figure 4, the biside plate that the end face b of top pinch roll carriage 2 contacts with top pinch roll is provided with 4 screwed holes, on each side plate 2.The spacing of bottom pinch roll carriage 5 supported on both sides plates is 1460mm, the spacing of top pinch roll carriage 2 supported on both sides plates is 1460mm, the centre-to-centre spacing of two bolts hole of the same side pinch roll bearing bag when changing fixedly of the centre-to-centre spacing between two screwed holes on the every side gripper shoe of upper and lower pinch roll carriage is consistent, is convenient to construction bolt.
Control device C comprises: locating piece 13, balancing weight 14, hydraulic pump 15, valve piece 16, reversal valve, top pinch roll change hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder, ball valve 17 and pipeline; Locating piece 13 is welded on base plate 1, is used for balancing weight 14 is positioned; Balancing weight 14 is fixedly connected with locating piece 13; Valve piece 16 and hydraulic pump 15 are arranged on balancing weight 14, and hydraulic pump 15 is used for providing power source to top pinch roll replacing hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder; Reversal valve, ball valve and pipeline are arranged on valve piece 16, and reversal valve is used for controlling the direction that top pinch roll is changed hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder, and top pinch roll is changed hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder for being communicated with for ball valve 17 and pipeline; Top pinch roll is changed hydraulic cylinder 18 1 ends and is fixed on base plate 1 by hydraulic cylinder base 19, the other end and top pinch roll connecting axle 3 are hinged, bottom pinch roll is changed hydraulic cylinder 20 1 ends and is fixed on base plate 1 by hydraulic cylinder base 19, the other end and bottom pinch roll connecting axle 6 are hinged, hinge point is provided with copper sheathing, for the wearing and tearing that prevent between the junction, and be easy to change; Top pinch roll is changed between hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder and hydraulic cylinder base 19 and is provided with bearing pin, and top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder can rotate on bearing pin.
A kind of pressure constant width machine pinch roll that the embodiment of the present invention provides is changed system, also comprises: safety pin support 8, safety pin 9, lifting piece 10 axis pin bases 11 and bearing pin 12; Safety pin support 8 is welded on base plate 1; Be provided with two locating holes on safety pin support 8, top locating hole is used for the limit inferior position of upper and lower pinch roll carriage is positioned, and the position when following locating hole is used to pinch roll to pull out positions; Safety pin 9 is plugged in locating hole.Lifting piece 10 is arranged on base plate 2, totally four, is used for the lifting whole system.Axis pin base 11 is welded on base plate 1, every side is equipped with four, and each end face distance apart from base plate 1 can not be too large, can affect the anglec of rotation of upper and lower pinch roll carriage when too large, the present embodiment adopts 20-30mm, collides with base plate 1 when preventing upper and lower pinch roll carriage turns.Be provided with copper sheathing in axis pin base 11, bearing pin 12 adopts matched in clearance with copper sheathing, and copper sheathing is used for preventing the axis pin base wearing and tearing, and is easy to change, and axis pin base 11 and bearing pin 12 are used for fixing upper and lower pinch roll carriage.
Referring to Fig. 2, use the operation principle of pressure constant width machine pinch roll replacing system conversion pressure constant width machine bottom pinch roll 22 provided by the invention specific as follows: at first native system to be lifted near roller-way 21 pinch roll that needs to change.Remove the set bolt of bottom pinch roll 22, the use jack is promoted to bottom pinch roll 22 above roller-way 21 absolute altitudes.Rotating roller-way 21 makes native system enter bottom pinch roll 22 installation regions.Use jack to put down bottom pinch roll 22, use bolt that bottom pinch roll 22 and bottom pinch roll carriage 5 are connected and fixed.Close top pinch roll and change the ball valve 17 of hydraulic cylinder 18, open the ball valve 17 that bottom pinch roll is changed 20 liang of chambeies of hydraulic cylinder.Primer fluid press pump 15 by adjusting reversal valve, is adjusted bottom pinch roll and is changed the flexible of hydraulic cylinder 20 levers, and then adjust the absolute altitude of bottom pinch roll 22, makes bottom pinch roll 22 higher than the absolute altitude of roller-way 21.Can adjust by regulating choke valve the stretching speed that bottom pinch roll is changed hydraulic cylinder 20, control the position of bottom pinch roll 22, notice checking whether bottom pinch roll 22 interferes with surrounding devices.Plug safety pin 9 after that the position of bottom pinch roll 22 is adjusted is complete (be adjusted to roll surface 21 absolute altitude top), prevent from changing hydraulic cylinder 20 and slipping car and cause bottom pinch roll 22 change in location due to bottom pinch roll.Backward rotation roller-way 21 makes pressure constant width machine pinch roll change system and transports frame 23 with bottom pinch roll 22.Use overhead traveling crane that old pinch roll is hung out.Returning dress is undertaken by backward.
Referring to Fig. 3, when using pressure constant width machine pinch roll provided by the invention to change system conversion pressure constant width machine top pinch roll 24, first use overhead traveling crane that native system is sling, horizontally rotate 180 °, make top pinch roll change carriage 2 and aim at frame 23, other exchonge step Renewal process is consistent with replacing bottom pinch roll 22.
The pressure constant width machine pinch roll that the application of the invention provides is changed system, simplified the complex process of using manpower to have bad luck pinch roll, the personnel that eliminated enter the unsafe factor of frame, reduced the input of personnel and work facility, use native system that the single pinch roll replacing time was foreshortened to about 6 hours by 10 hours, improve operating efficiency, and fully guaranteed stability, security and accuracy in the pinch roll Renewal process.
Embodiment two:
The difference of the present embodiment and embodiment one is, pinch roll more changing device number is 1, and be provided with two end faces, the structure of an end face is consistent with the structure of top pinch roll bearing bag, be used for replacing with pinch roll, the structure of another end face is consistent with the structure of bottom pinch roll bearing bag, is used for changing bottom pinch roll.Other are local in full accord with embodiment one.
Embodiment three:
The difference of the present embodiment and embodiment one is, pinch roll more changing device number is 1, and be provided with the end face of an end face interface and two activities, two end faces are fixedly connected with the end face interface, in two end faces, an end face is consistent with the structure of top pinch roll bearing bag, is used for replacing with pinch roll, another end face is consistent with the structure of bottom pinch roll bearing bag, is used for changing bottom pinch roll.When the pressure constant width machine pinch roll that uses the present embodiment to provide is changed system top pinch roll is changed, first the end face consistent with top pinch roll bearing pack arrangement is fixed on the end face interface, then top pinch roll is changed.When needs are changed bottom pinch roll, need first pull down the end face when replacing with pinch roll, end face that will be consistent with bottom pinch roll bearing pack arrangement is fixedly connected with the end face interface, then bottom pinch roll is changed, and two end faces are used alternatingly, and can not carry out simultaneously.Other are local in full accord with embodiment one.
It should be noted last that, the above specific embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to example, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (10)
1. a pressure constant width machine pinch roll is changed system, it is characterized in that, comprising:
Base plate, pinch roll be changing device and control device more;
Described pinch roll more changing device is connected with described control device;
Described pinch roll more changing device and control device all is fixed on base plate.
2. pressure constant width machine pinch roll as claimed in claim 1 is changed system, it is characterized in that, described pinch roll more changing device comprises:
Pinch roll carriage, pinch roll connecting cross beam and pinch roll connecting axle;
Described pinch roll carriage is made of two gripper shoes that be arranged in parallel;
Described pinch roll connecting cross beam is arranged between two gripper shoes of described pinch roll carriage, for increasing the intensity of pinch roll carriage;
Described pinch roll connecting axle is arranged on an end of pinch roll carriage, and hinged with described control device, and the other end of described pinch roll carriage is fixedly connected with base plate.
3. pressure constant width machine pinch roll as claimed in claim 2 is changed system, it is characterized in that:
Described pinch roll more changing device number is two, is symmetricly set on the two ends of control device, and the structure that one of them described pinch roll is changed the device end face is consistent with the structure of top pinch roll bearing bag, is used for replacing with pinch roll;
Wherein more the structure of the end face of changing device is consistent with the structure of bottom pinch roll bearing bag for another described pinch roll, is used for changing bottom pinch roll.
4. pressure constant width machine pinch roll as claimed in claim 2 is changed system, it is characterized in that:
Described pinch roll more changing device number is 1, and be provided with two end faces, the structure of an end face is consistent with the structure of top pinch roll bearing bag, is used for replacing with pinch roll, the structure of another end face is consistent with the structure of bottom pinch roll bearing bag, is used for changing bottom pinch roll.
5. pressure constant width machine pinch roll as claimed in claim 2 is changed system, it is characterized in that:
Described pinch roll more changing device number is 1, and be provided with the end face of an end face interface and two activities, two described end faces are fixedly connected with the end face interface, in two described end faces, the structure of an end face is consistent with the structure of top pinch roll bearing bag, is used for replacing with pinch roll, and the structure of another end face is consistent with the structure of bottom pinch roll bearing bag, be used for changing bottom pinch roll, two end faces are used alternatingly.
6. change system as the described pressure constant width machine of claim 3-5 any one pinch roll, it is characterized in that, described control device comprises:
Locating piece, balancing weight, hydraulic pump, valve piece, reversal valve, top pinch roll are changed hydraulic cylinder, bottom pinch roll is changed hydraulic cylinder, ball valve and pipeline;
Described locating piece is welded on described base plate, is used for balancing weight is positioned;
Described balancing weight is fixedly connected with locating piece;
Described valve piece and hydraulic pump are arranged on balancing weight, and described hydraulic pump is used for providing power source to top pinch roll replacing hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder;
Described reversal valve, ball valve and pipeline are arranged on the valve piece, and reversal valve is used for controlling the direction that top pinch roll is changed hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder, and top pinch roll is changed hydraulic cylinder and bottom pinch roll is changed hydraulic cylinder for being communicated with for ball valve and pipeline;
Described top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder one end is fixed on base plate by hydraulic cylinder base, the other end and described pinch roll connecting axle are hinged, described hinge point is provided with copper sheathing, for the wearing and tearing that prevent between the junction, and is easy to change;
Described top pinch roll is changed between hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder and hydraulic cylinder base and is provided with bearing pin, and described top pinch roll changes hydraulic cylinder and bottom pinch roll replacing hydraulic cylinder can rotate on bearing pin.
7. pressure constant width machine pinch roll as claimed in claim 6 is changed system, it is characterized in that, also comprise pinch roll carriage fixture, described pinch roll carriage fixture comprises:
Axis pin base and bearing pin;
Described axis pin base is fixedly connected with base plate, collides with base plate when being used for preventing the pinch roll carriage turns;
Be provided with copper sheathing in described axis pin base, described bearing pin and copper sheathing adopt matched in clearance, and described copper sheathing is used for preventing the axis pin base wearing and tearing, and are easy to change, and described axis pin base and bearing pin are used for fixedly pinching roll bracket.
8. pressure constant width machine pinch roll as claimed in claim 7 is changed system, it is characterized in that, also comprises:
Safety pin support and safety pin;
Described safety pin support is fixedly connected with base plate;
Be provided with two locating holes on described safety pin support, top locating hole is used for the limit inferior position of pinch roll carriage is positioned, and the position when following locating hole is used to pinch roll to pull out positions;
Described safety pin is plugged in locating hole.
9. pressure constant width machine pinch roll as claimed in claim 8 is changed system, it is characterized in that, also comprises:
The lifting piece, described lifting piece is arranged on base plate, totally four, is used for the lifting whole system.
10. pressure constant width machine pinch roll as claimed in claim 9 is changed system, it is characterized in that:
Be provided with four screwed holes on the end face of described pinch roll carriage, be used for fixedly pinching the roller bearing bag;
The angle of described pinch roll pallet centerline and horizontal plane is 8 °-25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210549759.6A CN103084409B (en) | 2012-12-17 | 2012-12-17 | Pressure constant width machine pinch roll changes system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210549759.6A CN103084409B (en) | 2012-12-17 | 2012-12-17 | Pressure constant width machine pinch roll changes system |
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| CN103084409A true CN103084409A (en) | 2013-05-08 |
| CN103084409B CN103084409B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210549759.6A Active CN103084409B (en) | 2012-12-17 | 2012-12-17 | Pressure constant width machine pinch roll changes system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105000503A (en) * | 2015-07-13 | 2015-10-28 | 北京首钢建设集团有限公司 | Construction method for sliding and replacing whole body of jacking and revolving bearing of revolved body of stacker-reclaimer |
| CN105032949A (en) * | 2015-07-09 | 2015-11-11 | 首钢总公司 | Clamping method for controlling circle forms of tails of high-speed wire rods |
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| US4074558A (en) * | 1977-02-17 | 1978-02-21 | Gulf & Western Manufacturing Company | Roll changing apparatus |
| CN101016104A (en) * | 2006-02-07 | 2007-08-15 | 河南安彩高科股份有限公司 | Plate-shaped matter packaging box and packaging method |
| CN200981077Y (en) * | 2006-09-28 | 2007-11-28 | 鞍钢股份有限公司 | Device for changing rolling mill breast roller |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105032949A (en) * | 2015-07-09 | 2015-11-11 | 首钢总公司 | Clamping method for controlling circle forms of tails of high-speed wire rods |
| CN105032949B (en) * | 2015-07-09 | 2017-02-01 | 首钢总公司 | Clamping method for controlling circle forms of tails of high-speed wire rods |
| CN105000503A (en) * | 2015-07-13 | 2015-10-28 | 北京首钢建设集团有限公司 | Construction method for sliding and replacing whole body of jacking and revolving bearing of revolved body of stacker-reclaimer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103084409B (en) | 2015-08-05 |
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