CN203227671U - Roller type cold-rolling pipe mill and rolling device thereof - Google Patents
Roller type cold-rolling pipe mill and rolling device thereof Download PDFInfo
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- CN203227671U CN203227671U CN 201320263206 CN201320263206U CN203227671U CN 203227671 U CN203227671 U CN 203227671U CN 201320263206 CN201320263206 CN 201320263206 CN 201320263206 U CN201320263206 U CN 201320263206U CN 203227671 U CN203227671 U CN 203227671U
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Abstract
The utility model relates to a roller type cold-rolling pipe mill and a rolling device thereof. The rolling device comprises a rolling host machine, the rolling host machine comprises an engine base, a main transmission shaft and a working rack are arranged in the engine base, the main transmission shaft is provided with a main transmission gear, the main transmission gear drives the working rack to reciprocate through a crank link mechanism, one end of the main transmission shaft is provided with a first gear, a second gear which is meshed with the first gear and a rotating speed induction device which corresponds to the second gear are arranged in the engine base, the rotating speed induction device is connected with a PLC (Programmable Logic Controller), and the second gear is synchronous with the crank link mechanism. According to the rolling device, the motion period of the working rack can be converted to electrical signals for triggering the PLC. The roller type cold-rolling pipe mill which is matched with the rolling device comprises a swing device and a feeding device, wherein the swing device is driven by a swing servo motor, the feeding device is driven by a feeding servo motor, and the swing servo motor and the feeding servo motor are both controlled by the PLC. The transmission mechanism of the roller type cold-rolling pipe mill is greatly simplified, and is more flexible.
Description
Technical field
The utility model relates to a kind of roll-type cold pilger mill, relates in particular to the rolling device in this roll-type cold pilger mill.
Background technology
The roll-type cold pilger mill comprises the rolling device that pipe is rolled, the feeder that the slewing equipment that the drive pipe rotates to an angle in the operation of rolling and drive pipe are sent to.
During work, pipe is set on the plug, and plug is clamped in the slewing equipment, and by the slewing equipment driven rotary, thereby drive the pipe rotation; Feeder is by sending dolly to or sending chuck promotion pipe to and send to.
Rolling device comprises rolling main frame, rolling main frame comprises support, slide in the support and be provided with the work housing that comprises roll, work housing moves reciprocatingly by toggle, roll is installed in the work housing by roll mandrel and can rolls along with the reciprocating motion of work housing, thereby it is rolling to that is to say roll in reciprocal rolling process and between the plug and form that looping pit carries out cold conditions to pipe.Therefore, the rolling motion of roll-type cold pilger mill has periodically.
When work housing is finished a rolling cycle to pipe, extreme position or back extreme position before work housing moves under the drive of toggle, roll does not contact with the pipe disengaging, slewing equipment should drive pipe and rotated to an angle this moment, and feeder should promote pipe and send a segment distance to the discharging direction simultaneously.This just requires the period of motion of work housing in the running of slewing equipment, feeder and the rolling device synchronous.
In the traditional roll-type cold pilger mill, for coordinate above-mentioned synchronously, rolling device, slewing equipment and feeder all distribute transmission from same main motor, main motor need drive slewing equipment and feeder through multistage complicated mechanical drive mechanism, to satisfy corresponding transmission speed ratio, described multistage complicated mechanical drive mechanism generally includes a total power transmission shaft, be used for obtaining power and distributing to rolling main frame from main motor, slewing equipment and feeder, because rolling main frame, feeder and slewing equipment disperse to arrange successively, and this just requires the axial length of total power transmission shaft can satisfy transmitting range.In the tradition roll-type cold pilger mill there be transmission device commonly used: the revolution of Ma Ertai disc type is sent to, hydraulic gyration is sent to, the revolution of cam worm screw is sent to etc., because turning round, send to the miscellaneous of transmission mechanism in the above-mentioned roll-type cold pilger mill, not only the cost cost is very high, and fault rate is also higher in producing use, thereby influence processing quality and the machining accuracy of equipment, bring the loaded down with trivial details trouble of operational maintenance simultaneously.
The utility model content
The technical problem that the utility model solves: provide when work housing moves to extreme position, to produce the rolling device of induced signal in a kind of roll-type cold pilger mill, and provide a kind of that mate this rolling device and transmission mechanism to be simplified, be convenient to the roll-type cold pilger mill of Installation and Debugging and maintenance.
The technical scheme that the utility model provides: the rolling device in a kind of roll-type cold pilger mill, the main motor that comprises rolling main frame and the rolling main frame of driving, rolling main frame comprises support and the final drive shaft that is located in the support, slide in the support and be provided with the work housing that comprises roll, two main drive gears are installed on the final drive shaft, and two main drive gears drive work housing by toggle respectively and reciprocatingly slide in support; Toggle comprises crank gear and connecting rod, main drive gear is meshing with each other with corresponding crank gear, one end end face eccentric part of crank gear is provided with pin joint, and an end of connecting rod is hinged with corresponding pin joint, and a corresponding side of the other end and work housing is hinged; One end of described final drive shaft is equipped with first gear, by fixed axis second gear that meshes with first gear is installed in the described support, and first gear equates with the gearratio of crank gear with gearratio and the main drive gear of second gear; Also be provided with the rotating speed induction installation corresponding to second gear in the support, the rotating speed induction installation is connected with PLC.
Described rotating speed induction installation comprises the disk body that is fixed on the support sidewall, and the top of disk body is provided with disk cover; Described final drive shaft activity is located on the disk body, and described first gear and second gear are positioned at disk body, and an end of second gear fixedly has ring flange, and ring flange is provided with at least one sensor block; Fixedly have correspondingly to sensor block switch on the disk cover, be connected with PLC near switch.
Described ring flange is by on some end faces that are bolted to second gear.
Be provided with deceleration device between described rolling main frame and the main motor.
Described deceleration device is preferably the belt wheel deceleration device.
A kind of roll-type cold pilger mill comprises the slewing equipment that sets gradually along the pipe feeding direction, feeder and aforesaid rolling device; Described roll-type cold pilger mill also comprises the rotary servovalve motor, sends servomotor to, the input of slewing equipment is connected with the output of rotary servovalve motor, the input of feeder is connected with the output of sending servomotor to, and rotary servovalve motor and send servomotor to and control by PLC.
Described slewing equipment comprises base, base is provided with scroll chuck and drives the slew gear of scroll chuck rotation, slew gear comprises worm gear, the worm screw that cooperatively interacts, and worm gear is fixedlyed connected with scroll chuck, and the output shaft of rotary servovalve motor is connected with worm screw.
Described feeder comprises reduction gear box, sends lathe bed to and is arranged on the feed mechanism of sending on the lathe bed that promotion pipe straight line is sent to that is used for that the output of reduction gear box is set to a countershaft; Feed mechanism comprises by bearing block and is fixed on a pair of leading screw sent on the lathe bed, is threaded in the chuck of sending on a pair of leading screw; The corresponding connection with a countershaft of a pair of leading screw, the output shaft of sending servomotor to is connected with the power shaft of reduction gear box.
The two ends of described a pair of leading screw are respectively arranged with the travel switch corresponding with sending chuck to.
The beneficial effects of the utility model: second gear synchronous with the work housing periodic motion is set in rolling main frame, detect by the rotating speed of rotating speed induction installation to second gear, the signal of telecommunication of (back) extreme position time induction generation before can obtaining work housing and moving to, PLC is according to revolution, the feed motion of this signal of telecommunication control pipe, and what the revolution of the rolling motion of work housing and pipe was sent in the realization roll-type cold pilger mill is synchronous.This drive mechanism has been simplified simple dependence machine driving greatly and has been driven the synchronous traditional cold pilger mill of revolution, feeder and work housing, is convenient to Installation and Debugging and regular maintenance, enhances productivity.
Two sensor blocks corresponding with the forward and backward extreme position of work housing respectively are set in the rotating speed induction installation, can when moving to forward and backward extreme position, work housing produce the induction control signal respectively, PLC is according to revolution, the feed motion of signal controlling pipe, thereby that realizes the pipe of roll-type cold pilger mill in rolling cycle twoly sends two revolutions to, improves production technologies.Its advantage is the restriction that is not subjected to simple mechanical transmission mechanism in the traditional cold pipe mill, can select suitable processing scheme flexibly according to needs of production.
Description of drawings
Fig. 1 is a kind of rolling device figure for the roll-type cold pilger mill of the utility model;
Fig. 2 is the exploded view of rolling main frame among Fig. 1;
Fig. 3 is the structural perspective of a kind of roll-type cold pilger mill of the utility model;
Fig. 4 is the stereogram of the inside drive mechanism of slewing equipment among Fig. 3;
Fig. 5 is the plane of feeder among Fig. 3.
Among Fig. 1～Fig. 5: 1, rolling main frame, 2, main motor, 3, support, 4, final drive shaft, 5, work housing, 6, main drive gear, 7, crank gear, 8, connecting rod, 11, first gear, 12, second gear, 13, disk body, 14, disk cover, 15, ring flange, 16, sensor block, 17, near switch, 18, base, 19, scroll chuck, 20, worm gear, 21, worm screw, 22, send gear-box to, 23, send lathe bed to, 24, output revolving shaft, 25, leading screw, 26, send chuck to, 27, bearing block, 28, rotary servovalve motor, 29, send servomotor to.
The specific embodiment
Below in conjunction with accompanying drawing, describe concrete structure of the present utility model in detail.
As shown in Figure 1, 2, rolling device in a kind of roll-type cold pilger mill, the main motor 2 that comprises rolling main frame 1 and the rolling main frame 1 of driving, rolling main frame 1 comprises support 3 and the final drive shaft 4 that is located in the support 3, slide in the support 3 and be provided with the work housing 5 that comprises roll, 6, two main drive gears 6 of two main drive gears are installed on the final drive shaft 4 to reciprocatingly slide in support 3 by toggle drive work housing 5 respectively; Toggle comprises crank gear 7 and connecting rod 8, main drive gear 6 is meshing with each other with corresponding crank gear 7, one end end face eccentric part of crank gear 7 is provided with pin joint, and an end of connecting rod 8 is hinged with corresponding pin joint, and a corresponding side of the other end and work housing 5 is hinged.One end of final drive shaft 4 also is equipped with first gear 11, by fixed axis second gear, 12, the first gears 11 that mesh with first gear 11 is installed in the support 3 and equates with the gearratio of crank gear 7 with gearratio and the main drive gear 6 of second gear 12; Also be provided with the rotating speed induction installation corresponding to second gear 12 in the support 3, the rotating speed induction installation is connected with PLC.
As shown in Figure 2, the rotating speed induction installation comprises the disk body 13 that is fixed on support 3 sidewalls, and the top of disk body 13 is provided with disk cover 14; Final drive shaft 4 activities are located on the disk body 13, and the end that first gear 11 and second gear 12 are positioned at disk body 14, the second gears 12 fixedly has ring flange 15; In the present embodiment, ring flange 15 is by on some end end faces that are bolted to second gear 12; Ring flange 15 is provided with at least one sensor block 16; Fixedly have correspondingly to sensor block 16 switch 17 on the disk cover 14, be connected with PLC near switch 17.
In order to obtain desirable rotating speed, be connected by deceleration device between final drive shaft 4 and main motor 2 output shafts.Adopted the belt wheel deceleration device in the present embodiment, it steadily, the transport characteristics of low noise, low vibration is well positioned to meet the deceleration transmission requirement of rolling main frame.
Fig. 3 is a kind of structural representation stereogram of roll-type cold pilger mill, comprises the slewing equipment that sets gradually along the pipe feeding direction, and feeder and rolling device, rolling device wherein have the architectural feature of the rolling device in aforementioned a kind of roll-type cold pilger mill; This roll-type cold pilger mill also comprises rotary servovalve motor 28, sends servomotor 29 to, the input of slewing equipment is connected with the output of rotary servovalve motor 28, the input of feeder is connected with the output of sending servomotor 29 to, rotary servovalve motor 28 and send servomotor 29 to and control by PLC.
Shown in Fig. 3,4, slewing equipment comprises base 18, base 18 is provided with scroll chuck 19 and drives the slew gear of scroll chuck 19 rotations, slew gear comprises worm gear 20, the worm screw 21 that cooperatively interacts, worm gear 20 is fixedlyed connected with scroll chuck 19, and the output shaft of rotary servovalve motor 28 is connected with worm screw 21.
Shown in Fig. 3,5, feeder comprises reduction gear box 22, sends lathe bed 23 to and is arranged on the feed mechanism of sending on the lathe bed 23 that promotion pipe straight line is sent to that is used for that the output of reduction gear box 22 is set to a countershaft 24; Feed mechanism comprises by bearing block 27 and is fixed on a pair of leading screw 25 sent on the lathe bed 23, is threaded in and sends chuck 26 on a pair of leading screw 25; A pair of leading screw 25 and a countershaft 24 corresponding connections, the output shaft of sending servomotor 29 to is connected with the power shaft of reduction gear box 22.
In actual production process, after one section rolling finishing of pipe, send chuck 26 returns to and wait for material loading for making, the two ends of a pair of leading screw 25 also are respectively arranged with the travel switch corresponding with sending chuck 26 to (figure slightly), when touching the travel switch corresponding with rolling main frame 1 one ends, will do by chuck 26 quick return motion when sending to, stop when chuck 26 touches the travel switch corresponding with slewing equipment one end up to sending to, wait for material loading.
Now sketch the course of work of the present utility model by reference to the accompanying drawings: in the rolling main frame 1, first gear 11 equates with the speed ratio of crank gear 7 with speed ratio and the main drive gear 6 of second gear 12, and first gear 11 is coaxial mounted with final drive shaft 6, and this has just realized that the rotation period of crank gear 7 and the rotation period of second gear 12 are consistent; On ring flange 15, the installation site of sensor block 16 is regulated, when making toggle drive work housing 5 move to certain extreme position, sensor block 16 with produce the signals of telecommunication near switch 17 inductions, PLC is triggered by the signal of telecommunication and starts rotary servovalve motor 28 and send servomotor 29 to, slewing equipment drives the moving certain angle of plug rotation, thereby driving the pipe that is set on the plug rotates to an angle, the a pair of output revolving shaft of feeder drives a pair of leading screw 25 and rotates, and makes chuck 26 turns of sending to that are threaded on a pair of leading screw 25 promote pipe and send to.
When needs realize that pipe two in a rolling cycle send two gyration to, only need at ring flange 15 two sensor blocks 16 to be installed, the installation site of two sensor blocks 16 two extreme positions with work housing 5 respectively is corresponding, when work housing 5 moves to forward and backward extreme position, two sensor blocks 16 produce the signal of telecommunication respectively and near switch 17 inductions, the course of work afterwards repeats no more with foregoing identical.
Claims (9)
1. the rolling device in the roll-type cold pilger mill, the main motor that comprises rolling main frame and the rolling main frame of driving, rolling main frame comprises support and the final drive shaft that is located in the support, slide in the support and be provided with the work housing that comprises roll, two main drive gears are installed on the final drive shaft, and two main drive gears drive work housing by toggle respectively and reciprocatingly slide in support; Toggle comprises crank gear and connecting rod, main drive gear is meshing with each other with corresponding crank gear, one end end face eccentric part of crank gear is provided with pin joint, and an end of connecting rod is hinged with corresponding pin joint, and a corresponding side of the other end and work housing is hinged; It is characterized in that: an end of described final drive shaft is equipped with first gear, by fixed axis second gear that meshes with first gear is installed in the described support, and first gear equates with the gearratio of crank gear with gearratio and the main drive gear of second gear; Also be provided with the rotating speed induction installation corresponding to second gear in the support, the rotating speed induction installation is connected with PLC.
2. the rolling device in a kind of roll-type cold pilger mill according to claim 1, it is characterized in that: described rotating speed induction installation comprises the disk body that is fixed on the support sidewall, and the top of disk body is provided with disk cover; Described final drive shaft activity is located on the disk body, and described first gear and second gear are positioned at disk body, and an end of second gear fixedly has ring flange, and ring flange is provided with at least one sensor block; Fixedly have correspondingly to sensor block switch on the disk cover, be connected with PLC near switch.
3. the rolling device in a kind of roll-type cold pilger mill according to claim 2, it is characterized in that: described ring flange is bolted on second gear, the one end end face by some.
4. according to the rolling device in each described a kind of roll-type cold pilger mill in the claim 1 to 3, it is characterized in that: be provided with deceleration device between rolling main frame and the main motor.
5. the rolling device in a kind of roll-type cold pilger mill according to claim 4, it is characterized in that: described deceleration device is preferably the belt wheel deceleration device.
6. a roll-type cold pilger mill comprises the slewing equipment that sets gradually along the pipe feeding direction, feeder and rolling device; It is characterized in that: described rolling device has adopted each described rolling device in the claim 1 to 5, described roll-type cold pilger mill also comprises the rotary servovalve motor, sends servomotor to, the input of slewing equipment is connected with the output of rotary servovalve motor, the input of feeder is connected with the output of sending servomotor to, and rotary servovalve motor and send servomotor to and control by PLC.
7. a kind of roll-type cold pilger mill according to claim 6, it is characterized in that: described slewing equipment comprises base, base is provided with scroll chuck and drives the slew gear of scroll chuck rotation, slew gear comprises worm gear, the worm screw that cooperatively interacts, worm gear is fixedlyed connected with scroll chuck, and the output shaft of rotary servovalve motor is connected with worm screw.
8. according to claim 6 or 7 described a kind of roll-type cold pilger mills, it is characterized in that: described feeder comprises reduction gear box, sends lathe bed to and is arranged on the feed mechanism of sending on the lathe bed that promotion pipe straight line is sent to that is used for that the output of reduction gear box is set to a countershaft; Feed mechanism comprises by bearing block and is fixed on a pair of leading screw sent on the lathe bed, is threaded in the chuck of sending on a pair of leading screw; The corresponding connection with a countershaft of a pair of leading screw, the output shaft of sending servomotor to is connected with the power shaft of reduction gear box.
9. a kind of roll-type cold pilger mill according to claim 8, it is characterized in that: the two ends of described a pair of leading screw are respectively arranged with the travel switch corresponding with sending chuck to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263206 CN203227671U (en) | 2013-05-14 | 2013-05-14 | Roller type cold-rolling pipe mill and rolling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320263206 CN203227671U (en) | 2013-05-14 | 2013-05-14 | Roller type cold-rolling pipe mill and rolling device thereof |
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| Publication Number | Publication Date |
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| CN203227671U true CN203227671U (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320263206 Expired - Fee Related CN203227671U (en) | 2013-05-14 | 2013-05-14 | Roller type cold-rolling pipe mill and rolling device thereof |
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| CN (1) | CN203227671U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942028A (en) * | 2015-06-13 | 2015-09-30 | 浙江中星钢管机械有限公司 | Formed steel pipe rolling device |
| CN105964705A (en) * | 2016-07-08 | 2016-09-28 | 中国重型机械研究院股份公司 | Feed-in synchronization mechanism for large cold rolling pipe mills and synchronization method thereof |
| CN108262360A (en) * | 2016-12-30 | 2018-07-10 | 核工业西南物理研究院 | A kind of annular pass rolls hollow profile preparation facilities |
| CN108723100A (en) * | 2018-06-26 | 2018-11-02 | 中国重型机械研究院股份公司 | A kind of milling method of multi-roll cold reducing mill and highorder accuracy schemes |
| CN109940049A (en) * | 2019-03-02 | 2019-06-28 | 宁波芯直电气有限公司 | A kind of rotary feeding system uses single lathe bed Full-automatic cold pipe mill of servo motor |
| CN111495976A (en) * | 2020-04-29 | 2020-08-07 | 西安鼎鑫科技新材料有限公司 | Ultra-large-diameter cold pilger mill, seamless tube and production process thereof |
| CN113441559A (en) * | 2021-07-14 | 2021-09-28 | 松阳永信机械制造有限公司 | Intelligent cold pilger mill of unloading in full-automatic mechanical type |
| CN117655124A (en) * | 2024-01-31 | 2024-03-08 | 常州市兴通机械制造有限公司 | Double-line full-automatic cold pilger mill production line |
-
2013
- 2013-05-14 CN CN 201320263206 patent/CN203227671U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942028A (en) * | 2015-06-13 | 2015-09-30 | 浙江中星钢管机械有限公司 | Formed steel pipe rolling device |
| CN104942028B (en) * | 2015-06-13 | 2019-04-05 | 浙江中星钢管机械有限公司 | A kind of shaping steel tube rolling device |
| CN105964705A (en) * | 2016-07-08 | 2016-09-28 | 中国重型机械研究院股份公司 | Feed-in synchronization mechanism for large cold rolling pipe mills and synchronization method thereof |
| CN108262360A (en) * | 2016-12-30 | 2018-07-10 | 核工业西南物理研究院 | A kind of annular pass rolls hollow profile preparation facilities |
| CN108262360B (en) * | 2016-12-30 | 2021-04-13 | 核工业西南物理研究院 | Annular hole type rolling hollow section bar preparation device |
| CN108723100A (en) * | 2018-06-26 | 2018-11-02 | 中国重型机械研究院股份公司 | A kind of milling method of multi-roll cold reducing mill and highorder accuracy schemes |
| CN109940049A (en) * | 2019-03-02 | 2019-06-28 | 宁波芯直电气有限公司 | A kind of rotary feeding system uses single lathe bed Full-automatic cold pipe mill of servo motor |
| CN111495976A (en) * | 2020-04-29 | 2020-08-07 | 西安鼎鑫科技新材料有限公司 | Ultra-large-diameter cold pilger mill, seamless tube and production process thereof |
| CN113441559A (en) * | 2021-07-14 | 2021-09-28 | 松阳永信机械制造有限公司 | Intelligent cold pilger mill of unloading in full-automatic mechanical type |
| CN117655124A (en) * | 2024-01-31 | 2024-03-08 | 常州市兴通机械制造有限公司 | Double-line full-automatic cold pilger mill production line |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20160514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |