CN204338814U - A kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system - Google Patents
A kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system Download PDFInfo
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- CN204338814U CN204338814U CN201420727758.0U CN201420727758U CN204338814U CN 204338814 U CN204338814 U CN 204338814U CN 201420727758 U CN201420727758 U CN 201420727758U CN 204338814 U CN204338814 U CN 204338814U
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Abstract
The utility model provides a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system.It comprises socket water return pipeline, pipe die cover support rotation device, pipe die, pipe die cover electric rotating machine, fixed support, pipe die cover electric rotating machine belt pulley, belt, pipe die cover belt pulley, bellmouth inlet channel, support component, pipe die cover, pipe die cover running gear, centrifuge master cylinder and centrifugal base; One end of pipe die cover is provided with socket water return pipeline, and the other end of pipe die cover is provided with bellmouth inlet channel; Pipe die is arranged on pipe die and overlaps interior and overlap coaxial connection with pipe die, is provided with support component between pipe die and pipe die overlap; Compared with prior art, the beneficial effect that the utility model has is: the distance between pipe die and pipe die overlap can be very little, and cooling water can all for cooling, and water temperature is easy to control; Pipe die wall is thin: have the life-span utilizing and improve pipe die, also can boost productivity simultaneously; The temperature of easy control pipe die, is conducive to the life-span of improving pipe die; Failure rate is low; Pipe pipe thickness uniformity.
Description
Technical field
The utility model belongs to metal casting technique field, particularly relates to the pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system.
Background technology
At present, the type of cooling of Water Cooled Centrifugal Machine adopts the type of cooling of immersion type and fountain, and pipe drawing device is fixing tube drawing, and running gate system does not have heater.
The shortcoming that immersion type Water Cooled Centrifugal Machine exists: 1. water temperature has a strong impact on the quality of pipe and the life-span of pipe die, only some water plays cooling effect, and water temperature difficulty controls; 2. pipe die wall thickness: be difficult to adjustment pipe die center line, need ensure that tubule pipe die has certain rigidity, Gu Guanmobi needs thick, can affect the life-span of thermal conductivity and pipe die like this; 3. have vapor film at pipe die outer surface, water body geo-stationary, heat transfer rate variance, affects productivity ratio; 4. pipe die temperature is wayward: be unfavorable for that the life-span of pipe die improves; 5. pipe die support wheel and pinch roller are soaked in water, and wheel lubricant effect is poor, and fault rate is higher; 6. centrifuge head half is under water, and water can have influence on the life-span of head middle (center) bearing; 7. adjustment pipe die center line, particularly little pipe die is difficult to.In this case, in the process that pipe die rotates, easily produce large vibration and noise, affect the quality of pipe; 8. change the time that pipe die needs long, same pipe die is more exchanged treaties 25-45 minute, and the specification that span is larger is more exchanged treaties 4-8 hour.Each class of same specification at least changes 1 time, within one day, changes three times, causes the utilization rate of centrifuge low.
The shortcoming that fountain Water Cooled Centrifugal Machine exists: 1. pipe die wall thickness: be difficult to adjustment pipe die center line, need ensure that tubule pipe die has certain rigidity, Gu Guanmobi needs thick, can affect the life-span of thermal conductivity and pipe die like this; 2. pipe die support wheel and pinch roller are arrived by Water spray, and wheel not easily lubricates, and fault rate is higher; 3. centrifuge head is arrived by Water spray, can have influence on the life-span of head middle (center) bearing; 4. adjustment pipe die center line, particularly little pipe die is difficult to.In this case, in the process that pipe die rotates, easily produce large vibration and noise, affect the quality of pipe; 5. change the time that pipe die needs long, same pipe die is more exchanged treaties 25-45 minute, and the specification that span is larger is more exchanged treaties 4-8 hour.Each class of same specification at least changes 1 time, within one day, changes three times, causes the effective rate of utilization of centrifuge low.
The shortcomings such as fault rate is high because the Water Cooled Centrifugal Machine of immersion type and fountain exists, pipe die adjustment difficulty, utilization rate of equipment and installations is low, vibrating noise is large and productivity ratio is low, so our utility model pipe die cover Water Cooled Centrifugal Machine, the structure of equipment and the type of cooling are thoroughly changed, thus solves above problem.
Summary of the invention
The defect that the utility model exists to overcome prior art, the purpose of this utility model is to provide that a kind of water temperature is easy to control, the life-span of pipe die, productivity ratio is high, equipment failure rate reduces, pipe quality the is high pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system.
The technical solution that the utility model adopts is a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system, comprises socket water return pipeline, pipe die cover support rotation device, pipe die, pipe die cover electric rotating machine, fixed support, pipe die cover electric rotating machine belt pulley, belt, pipe die cover belt pulley, bellmouth inlet channel, support component, pipe die cover, pipe die cover running gear, centrifuge master cylinder and centrifugal base; One end of described pipe die cover is provided with socket water return pipeline, and the other end of pipe die cover is provided with bellmouth inlet channel; Described pipe die is arranged on pipe die and overlaps interior and overlap coaxial connection with pipe die, is provided with support component between described pipe die and pipe die overlap; The two ends of described pipe die cover are provided with pipe die cover support rotation device, described pipe die cover outer surface is provided with pipe die cover belt pulley, described pipe die cover belt pulley overlaps electric rotating machine belt pulley by belt and pipe die and is connected, described pipe die cover electric rotating machine belt pulley overlaps electric rotating machine with pipe die and is connected, be connected with pipe die cover bottom described fixed support, described pipe die cover electric rotating machine is arranged on fixed support top; Described pipe die cover running gear is connected with pipe die cover by pipe die cover support rotation device, and one end of described pipe die cover running gear is connected with centrifugal base by centrifuge master cylinder, and described centrifuge master cylinder is arranged in centrifugal base.
Described pipe die cover support rotation device comprises end cap, bolt, rotary support cover, bearing and end cap, and described bearing is connected with pipe die cover, and bearing two ends are provided with end cap, and described end cap is connected with rotary support cover by bolt.Described support component comprises bearing and spring, and described spring is arranged in bearing.
Described pipe die cover running gear comprises connection body, Connection Block, swivel wheel and centrifuge master cylinder, and install swivel wheel bottom described connection body, one end of described connection body is connected with centrifuge master cylinder by Connection Block.
Described centrifuge also arranges draw wire encoder, controller, proportional servo valve and closed loop servo amplifier for detecting centrifuge travel distance, the input of described draw wire encoder is connected with the output of controller, described proportional servo valve is arranged in centrifuge master cylinder, the input of described proportional servo valve is connected with the output of closed loop servo amplifier, and the described input of closed loop servo amplifier is connected with the output of controller.
A kind of course of work of the pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system is as follows:
Step 1: the linear velocity sp2 setting each stage walking of centrifuge in the controller;
Step 2: the umber of pulse pv2 detecting the draw wire encoder of centrifuge travel distance passes to controller;
Step 3: controller calculates sp2 and pv2 deviate, carries out PID adjustment;
Step 4: output valve is passed to closed loop servo amplifier, the aperture of closed loop servo amplifier control ratio servo valve thus control the speed of travel of centrifuge master cylinder.
Compared with prior art, the beneficial effect that the utility model has is: the structure of cooling theory and equipment is brand-new, subversive change, water temperature has a strong impact on the quality of pipe and the life-span of pipe die, distance between pipe die and pipe die overlap can be very little, cooling water can all for cooling, and water temperature is easy to control; 2. pipe die wall is thin: have the life-span utilizing and improve pipe die, also can boost productivity simultaneously; 3. at pipe die outer surface without vapor film, be conducive to boosting productivity; 4. easily control the temperature of pipe die, be conducive to the life-span of improving pipe die; 5. do not have pipe die support wheel and pinch roller, support wheel and pinch roller also can not be soaked in water, failure rate is low; 6. also do not have centrifuge head, head also can not be soaked in water, failure rate is low; 7. pipe die center line does not need adjustment, and quick for installation, change a pipe die and only need 5-8 minute, if change 3 pipe dies every day, at least save 60-111 minute every day, the utilization rate of equipment can improve 5-10%; Pipe die cover different phase friction speed is walked the pipe pipe thickness uniformity making to produce played.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is pipe die of the present utility model cover support rotation device structure diagram;
Fig. 3 is embodiment work flow diagram of the present utility model.
In figure:
1, socket water return pipeline, 2, pipe die cover support rotation device, 3, pipe die, 4, pipe die cover electric rotating machine, 5, pipe die cover belt pulley, 6, bellmouth inlet channel, 7, fixed support, 8, support component, 9, pipe die cover, 10, pipe die cover running gear, 11, centrifuge master cylinder, 12, centrifugal base, 13, belt, 14, pipe die cover electric rotating machine belt pulley, 15, bearing, 16, spring, 17, connection body, 18, swivel wheel, 19, Connection Block, 2.1, end cap, 2.2, bolt, 2.3, rotary support cover, 2.4, bearing.
Detailed description of the invention
Embodiment 1:
As Figure 1-3, a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system, German Siemens S7-300/400 PLC selected by Centrifugal Machine Control device, CE/operator panel selects German Siemens HMI man-machine interface, HMI and PLC realizes man-machine communication, carries out technological parameter setting, fault alarm and display.The CPU of PLC selects 6,ES7 300/400 series, is with 2 MPI/PROFIBUS-DP, PROFIBUS-DP main website interfaces, 1 for being connected with HMI, another 1 for being connected with slave station.Puled input module is selected and is driven the location of the high clock pulses rate of servo or stepper motor to touch plate.Analog output module selects 6,ES7 300/400 series.The pipe of German doctor's BOSCH-REXROTH (BOSCH-REXROTH) all selected by the amplifier of proportional servo valve and servo valve, and the frequency response of BOSCH-REXROTH valve is high, control accuracy is high, and its amplifier has high dynamic performance in small signal region, is suitable for closed-loop control system.Comprise socket water return pipeline 1, pipe die cover support rotation device 2, pipe die 3, pipe die cover electric rotating machine 44, fixed support 7, pipe die cover electric rotating machine 4 belt pulley, belt 13, pipe die cover belt pulley 5, bellmouth inlet channel 6, support component 8, pipe die cover, pipe die cover running gear 10, centrifuge master cylinder 11 and centrifugal base 12; One end of described pipe die cover 9 is provided with socket water return pipeline 1, and the other end of pipe die cover 9 is provided with bellmouth inlet channel 6; Described pipe die 3 to be arranged in pipe die cover and to overlap 9 with pipe die and be coaxially connected, and described pipe die 3 and pipe die are provided with support component 8 between overlapping 9; The two ends of described pipe die cover 9 are provided with pipe die cover support rotation device 2, described pipe die overlaps 9 outer surfaces and is provided with pipe die cover belt pulley 5, described pipe die cover belt pulley 5 overlaps electric rotating machine belt pulley 14 by belt 13 and pipe die and is connected, described pipe die cover electric rotating machine belt pulley 14 overlaps electric rotating machine 4 with pipe die and is connected, overlap 9 with pipe die bottom described fixed support 7 to be connected, described pipe die cover electric rotating machine 4 is arranged on fixed support 7 top; Described pipe die cover running gear 10 overlaps 9 by pipe die cover support rotation device 2 with pipe die and is connected, one end of described pipe die cover running gear 10 is connected with centrifugal base 12 by centrifuge master cylinder 11, and described centrifuge master cylinder 11 is arranged in centrifugal base 12.
Described pipe die cover support rotation device 2 comprises end cap 2.1, bolt 2.2, rotary support cover 2.3, bearing 2.4 and end cap 2.1, described bearing 2.4 is connected with pipe die cover, bearing 2.4 two ends are provided with end cap 2.1, and described end cap 2.1 overlaps 2.3 by bolt 2.2 and rotary support and is connected.Described support component comprises bearing 15 and spring 16, and described spring 16 is arranged in bearing 15.
Described pipe die cover running gear 10 comprises connection body 17, Connection Block 19, swivel wheel 18 and centrifuge master cylinder 11, install swivel wheel 18 bottom described connection body 17, one end of described connection body 17 is connected with centrifuge master cylinder 11 by Connection Block 19.Like this under the driving of centrifuge master cylinder 11, make connection body 17 can realize moving back and forth on centrifugal base 12.
Described centrifuge also arranges draw wire encoder, controller, proportional servo valve and closed loop servo amplifier for detecting centrifuge travel distance, the input of described draw wire encoder is connected with the output of controller, described proportional servo valve is arranged in centrifuge master cylinder 11, the input of described proportional servo valve is connected with the output of closed loop servo amplifier, and the described input of closed loop servo amplifier is connected with the output of controller.
At pipe die revolving process: pipe die cover electric rotating machine 4 is rotated by belt drives pipe die cover belt pulley 5, and pipe die cover and pipe die are fixed together by the support component 8 between the two, and pipe die cover rotates, and pipe die also and then rotates.Pipe die cover is fixed on pipe die cover running gear 10 by pipe die cover support rotation device 2 simultaneously.Pipe due to different size needs pipe die rotary speed also different, therefore controls the rotary speed of carrying out adjustment pipe die by frequency converter or direct current speeder.
Pipe die and pipe die cover walking phase: pipe die and pipe die cover are fixed on pipe die cover running gear 10 by pipe die cover support rotation device 2, centrifuge master cylinder 11 driving tube die sleeve running gear 10, pipe die cover running gear 10 just can move forward and backward on centrifugal base 12.In the process of centrifuge walking, different with the movement velocity of position in different phase, therefore the translational speed of adoption rate servo valve control centrifuge master cylinder 11 piston rod, thus control the speed of pipe die and the walking of pipe die cover
A kind of course of work of the pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system is as follows: step 1: the linear velocity sp2 setting each stage walking of centrifuge in man-machine interface, by MPI/PROFIBUS-DP bus or Ethernet, data are passed to the controller of PLC control system, the umber of pulse pv2 detecting the draw wire encoder of centrifuge travel distance passes to the Puled input module of PLC, sp2 and pv2 value is carried out deviate calculating by PLC, carry out PID adjustment, output valve is passed to closed loop servo amplifier through analog output module, the aperture of amplifier control ratio servo valve, control the speed of travel of centrifuge walking master cylinder.Its centerline velocities sp2 is to produce DN300 type pipe; When casting each pipe different parts, the change of its linear velocity sp2 as follows: socket section is 260-300mm/s; Straight tube 1 section is 280-320mm/s; Straight tube 2 sections is 280-320mm/s; Socket 1 section is 280-320mm/s; Socket 2 sections is 200-260mm/s; Socket delay number is 0mm/s; Most back segment is 300-350mm/s.
Step 2: the umber of pulse pv2 detecting the draw wire encoder of centrifuge travel distance passes to controller;
Step 3: controller calculates sp2 and pv2 deviate, carries out PID adjustment;
Step 4: output valve is passed to closed loop servo amplifier, the aperture of closed loop servo amplifier control ratio servo valve thus control the speed of travel of centrifuge master cylinder 11.
Embodiment 2:
As Figure 1-3, a kind of course of work of the pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system is as follows: step 1: the linear velocity sp2 setting each stage walking of centrifuge in man-machine interface, by MPI/PROFIBUS-DP bus or Ethernet, data are passed to the controller of PLC control system, the umber of pulse pv2 detecting the draw wire encoder of centrifuge travel distance passes to the Puled input module of PLC, sp2 and pv2 value is carried out deviate calculating by PLC, carry out PID adjustment, output valve is passed to closed loop servo amplifier through analog output module, the aperture of amplifier control ratio servo valve, control the speed of travel of centrifuge walking master cylinder.Its centerline velocities sp2 is to produce DN100 type pipe; When casting each pipe different parts, the change of its linear velocity sp2 as follows: socket section is 350-380 mm/s; Straight tube 1 section is 380-420mm/s; Straight tube 2 sections is 380-420mm/s; Socket 1 section is 380-420mm/s; Socket 2 sections is 300-350mm/s; Socket delay number is 50-100mm/s; Most back segment is 350-400mm/s.
Step 2: the umber of pulse pv2 detecting the draw wire encoder of centrifuge travel distance passes to controller;
Step 3: controller calculates sp2 and pv2 deviate, carries out PID adjustment;
Step 4: output valve is passed to closed loop servo amplifier, the aperture of closed loop servo amplifier control ratio servo valve thus control the speed of travel of centrifuge master cylinder 11.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. for a pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system, it is characterized in that: comprise socket water return pipeline, pipe die cover support rotation device, pipe die, pipe die cover electric rotating machine, fixed support, pipe die cover electric rotating machine belt pulley, belt, pipe die cover belt pulley, bellmouth inlet channel, support component, pipe die cover, pipe die cover running gear, centrifuge master cylinder and centrifugal base; One end of described pipe die cover is provided with socket water return pipeline, and the other end of pipe die cover is provided with bellmouth inlet channel; Described pipe die is arranged on pipe die and overlaps interior and overlap coaxial connection with pipe die, is provided with support component between described pipe die and pipe die overlap; The two ends of described pipe die cover are provided with pipe die cover support rotation device, described pipe die cover outer surface is provided with pipe die cover belt pulley, described pipe die cover belt pulley overlaps electric rotating machine belt pulley by belt and pipe die and is connected, described pipe die cover electric rotating machine belt pulley overlaps electric rotating machine with pipe die and is connected, be connected with pipe die cover bottom described fixed support, described pipe die cover electric rotating machine is arranged on fixed support top; Described pipe die cover running gear is connected with pipe die cover by pipe die cover support rotation device, and one end of described pipe die cover running gear is connected with centrifugal base by centrifuge master cylinder, and described centrifuge master cylinder is arranged in centrifugal base.
2. a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system according to claim 1, it is characterized in that: described pipe die cover support rotation device comprises end cap, bolt, rotary support cover, bearing and end cap, described bearing is connected with pipe die cover, bearing two ends are provided with end cap, and described end cap is connected with rotary support cover by bolt.
3. a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system according to claim 1, it is characterized in that: described pipe die cover running gear comprises connection body, Connection Block, swivel wheel and centrifuge master cylinder, install swivel wheel bottom described connection body, one end of described connection body is connected with centrifuge master cylinder by Connection Block.
4. a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system according to claim 1, it is characterized in that: described support component comprises bearing and spring, described spring is arranged in bearing.
5. according to a kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system described in claim 1 or 3, it is characterized in that: described centrifuge also arranges the draw wire encoder for detecting centrifuge travel distance, controller, proportional servo valve and closed loop servo amplifier, the input of described draw wire encoder is connected with the output of controller, described proportional servo valve is arranged in centrifuge master cylinder, the input of described proportional servo valve is connected with the output of closed loop servo amplifier, the described input of closed loop servo amplifier is connected with the output of controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727758.0U CN204338814U (en) | 2014-11-28 | 2014-11-28 | A kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system |
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| CN201420727758.0U CN204338814U (en) | 2014-11-28 | 2014-11-28 | A kind of pipe die cover Water Cooled Centrifugal Machine for long tube drawing heating running gate system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525891A (en) * | 2014-11-28 | 2015-04-22 | 沈阳亚特重型装备制造有限公司 | Water cooled centrifugal machine of pipe die sleeve applied to long tube drawing/heating grating system |
-
2014
- 2014-11-28 CN CN201420727758.0U patent/CN204338814U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525891A (en) * | 2014-11-28 | 2015-04-22 | 沈阳亚特重型装备制造有限公司 | Water cooled centrifugal machine of pipe die sleeve applied to long tube drawing/heating grating system |
| CN104525891B (en) * | 2014-11-28 | 2017-02-22 | 沈阳亚特重型装备制造有限公司 | Water cooled centrifugal machine of pipe die sleeve applied to long tube drawing/heating grating system |
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