CN116099965A - Automatic grinding device for new energy wind power generation T-shaped flange - Google Patents
Automatic grinding device for new energy wind power generation T-shaped flange Download PDFInfo
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- CN116099965A CN116099965A CN202310309058.3A CN202310309058A CN116099965A CN 116099965 A CN116099965 A CN 116099965A CN 202310309058 A CN202310309058 A CN 202310309058A CN 116099965 A CN116099965 A CN 116099965A
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- 238000010248 power generation Methods 0.000 title claims abstract description 20
- 238000005096 rolling process Methods 0.000 claims abstract description 112
- 230000007246 mechanism Effects 0.000 claims description 70
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- 230000010354 integration Effects 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 4
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- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 22
- 238000005242 forging Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
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- 239000000463 material Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 9
- 239000002994 raw material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
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- 230000002035 prolonged effect Effects 0.000 description 3
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- 238000011161 development Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The invention relates to the field of hot rolled piece processing of large seamless ring forging. The utility model discloses an automatic roll forming device of new forms of energy wind power generation T type flange, mainly include radial rolling machine, axial rolling machine, armful roller device, measuring device, there is annular bellied special requirement to wind power generation T type flange surface, radial, axial rolling can be carried out to the annular calcined blank of high temperature through the mode such as change cone roll shape size, increase armful roller, stability in the roll forming process is improved and the blank that forms very close with final finished product size simultaneously, only need carry out a little processing allowance and just can process into the finished product in follow-up blank processing, loss volume in the raw and other materials course of working has been reduced, processing cycle has been shortened, energy and material consumption have also been reduced simultaneously in the ring rolling process, the stability of calcined blank ring of rolling has been improved, machining precision and blank's yield have been improved economic benefits.
Description
Technical Field
The invention relates to the field of hot rolled piece processing of large seamless ring-rolled pieces, in particular to an automatic rolling device for a new energy wind power generation T-shaped flange.
Background
In recent years, new energy development is rapid, the wind power equipment manufacturing industry enters the golden period, the wind power industry is rapidly developed, the wind power T-shaped flange is manufactured as a basis for wind power development, and a ring rolling machine (also called ring rolling machine, ring rolling machine and ring forging machine) is required to be used for rolling the ring forging in the manufacturing process of the wind power T-shaped flange. The large ring rolling machine is special equipment for hot rolling and forming large seamless ring parts, namely, the ring part blank is subjected to continuous local plastic deformation by applying radial and axial rolling force to the blank heated to high temperature so as to realize operations such as wall thickness reduction, diameter expansion, forming of cross section profile and the like. The prior art ring rolls suffer from several drawbacks: (1) The ring rolling device used in the ring rolling process of the pair height Wen Duanpi is a straight roller matched with a straight core roller, the rolled blank is in a circular ring straight cylinder structure, and a circle of circular protrusions are arranged on the wind power T-shaped flange, so that a large part of blank materials need to be processed in the subsequent processing of the circular ring straight cylinder type blank, the raw material waste is more, the raw material utilization rate is low, the rough processing is more, the production period is longer, and the manufacturing cost is increased; (2) The large annular forging piece is easy to twist, and the twisting is caused by a plurality of reasons, one of the main reasons is that the cone roller and the rolling roller are arranged at two ends of the annular blank, the cone roller generates vertical acting force on the annular blank, and the rolling roller generates horizontal action on the annular blank, so that the annular blank is stressed unevenly on the whole, and the annular blank is twisted or even scrapped; (3) The moving mode of the cone roller is a mechanical control mode, and the amplitude is difficult to accurately control during moving, so that the machining precision is low. (4) The thickness and the diameter of the annular calcined blank need to be measured in the ring rolling process, manual measurement is adopted, and infrared, laser and other measuring equipment are adopted for direct measurement, but the annular calcined blank has high temperature and is in a red-light state, so that potential safety hazards exist in measurement, and the measurement precision of the instruments is also influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides the automatic grinding device for the new energy wind power generation T-shaped flange, which can enable the size and the shape of the processed blank to be close to those of a finished product, and can be processed into the finished product only by a small processing allowance in the subsequent processing of the blank.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a new forms of energy wind power generation T type flange's automatic grinding device, the on-line screen storage device comprises a base, the numerical control integration box, the slide rail, the ring rolling platform, annular forge the base, radial rolling device, axial rolling device, the bearing roller, measuring device, be equipped with the ring rolling platform on the base, annular forge the base level and place on the ring rolling platform, set up radial rolling device and axial rolling device in the left and right sides of ring rolling platform, radial rolling device includes the main core roller, a first motor, the roller, first hydraulic mechanism, first embracing roller device, the vertical setting of roller is on the base, the position is between ring rolling platform and radial rolling device, the main core roller is connected with first hydraulic mechanism, drive main core roller moves adjustment position in two directions of level, vertical through first hydraulic mechanism, the main core roller with leave the block between the roller annular forge the base inner and outer wall, the main core roller is connected to the first motor, the front and back both sides of ring rolling platform still symmetry set up first embracing roller device, the first embracing roller is equipped with embracing roller, embracing roller embracing annular motor on first hydraulic mechanism down to embracing roller, or first hydraulic mechanism opens with first hydraulic mechanism, the axial direction is equipped with more than the axial rolling device, the axial rolling device is equipped with the hydraulic mechanism is connected with the radial rolling device, the axial rolling device is equipped with between the two hydraulic mechanism and the axial rolling device.
The further improvement is that: the axial rolling device comprises an upper cone roller, a lower cone roller, an upper cone roller support, a lower cone roller support and a second motor, wherein the upper cone roller is slidably mounted on the upper cone roller support, the upper cone roller is connected with the second motor, the lower cone roller is slidably mounted on the lower cone roller support, the upper cone roller and the lower cone roller are obliquely and symmetrically arranged, a gap between the upper cone roller and the lower cone roller, which is used for clamping an annular calcined blank, is reserved between the upper cone roller and the lower cone roller, the bus of the upper surface and the lower surface of the annular calcined blank, which are close to the lower surface of the annular calcined blank, is horizontally parallel and on the same vertical surface, the upper cone roller and the lower cone roller are connected with the second hydraulic mechanism, the gap between the upper cone roller and the lower cone roller is adjusted under the driving of the second hydraulic mechanism, the second hydraulic mechanism and the second motor are electrically connected with the numerical control integrated box, an annular groove is formed in the outer cone surface of the upper cone roller, which is close to the cone bottom end, the annular groove is formed, the distance from the center of the annular groove to the cone bottom is 315mm, the upper surface of the annular groove is 130mm, the lower surface of the annular groove is 110mm, and the depth of the groove is 40mm. The measuring device comprises a thickness measuring device and a diameter measuring device, the thickness measuring device comprises an upper clamping plate, a lower clamping plate, a guide rod, a laser range finder, a first oil cylinder and a second oil cylinder, wherein the upper clamping plate and the lower clamping plate are both provided with a roller, the upper clamping plate and the lower clamping plate are both in sliding connection with the guide rod, the first oil cylinder and the second oil cylinder are respectively and correspondingly fixedly connected with the first clamping plate and the second clamping plate, a second hydraulic mechanism is connected with the first oil cylinder and the second oil cylinder through an oil pipe, the diameter measuring device comprises a first displacement sensor and a second displacement sensor, the first displacement sensor is fixedly arranged on an upper conical roller support, the second displacement sensor is fixedly arranged on a first motor support, the first laser range finder, the first displacement sensor and the second displacement sensor are all electrically connected with an integrated control box,
the further improvement is that: the axial rolling device is provided with a group of second roller holding devices which are symmetrically arranged on two sides of the lower conical roller support, the second roller holding devices are provided with roller holding devices, and the roller holding devices hold or open the annular calcined blank under the drive of the second hydraulic mechanism.
The further improvement is that: the number of the carrier rollers is 6, and the carrier rollers are evenly distributed along the circumferential direction of the rotary transmission of the annular calcined blank.
The further improvement is that: the upper cone roller, the main core roller, the grinding roller, the first holding roller and the second holding roller are all provided with cooling water pipes.
The invention provides an automatic grinding device for a new energy wind power generation T-shaped flange, which has the following technical effects: the wind power T-shaped flange has one ring-shaped bulge on the upper surface, and the outer conical surface of the upper conical roller near the conical bottom surface is provided with a ring-shaped groove with certain size, so that the bulge required by a blank can be formed when the ring is rolled by the ring-shaped calcined blank, the size of the rolled blank ring is very similar to that of a final finished product, the requirement of the finished product can be met by only carrying out a small amount of allowance processing during the subsequent processing, thus greatly reducing the loss of raw materials of the ring-shaped blank in the processing process, improving the utilization rate of the raw materials, reducing the processing cost and the processing period, reducing the consumption of energy and materials and greatly improving the economic benefit. The device is provided with the holding rollers at both sides of the axial rolling device and the radial rolling device, so that the rotating stability of the annular calcined blank is improved in the annular calcined blank ring rolling process, the annular calcined blank is uniformly stressed on the whole, phenomena of twisting, climbing rollers, decentration, scrapping and the like are avoided, and the circumferences of the processed blank are also improved. The axial rolling device in the device, the rolling movement of the upper cone roller and the lower cone roller, the rolling movement of the main core roller of the radial rolling device and the enclasping of the enclasping roller in the enclasping roller device are all controlled by adopting a hydraulic mechanism and digital integration, compared with a mechanical control mode, the moving amplitude and the rolling pressure can be controlled accurately, the rolling pressure, the rollback amplitude, the abutting of the enclasping roller and the like applied in the ring rolling process are ensured to be more stable, continuous and reliable, and the processing precision is higher. The measuring equipment can measure the diameter and the thickness of the annular calcined blank in real time in the ring rolling process, eliminates the dangerous hidden danger that the manual measurement is scalded by the high-temperature annular calcined blank, and also improves the measuring precision and the service life of a measuring instrument. In the ring rolling process, water is sprayed to the place contacted with the high-temperature annular calcined blank for cooling, so that the influence of high temperature on equipment is reduced, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a schematic front view of an automatic grinding device for a new energy wind power generation T-shaped flange;
FIG. 2 is a schematic top view of an automatic grinding device for a new energy wind power generation T-shaped flange;
FIG. 3 is a cross-sectional view of a cone roller of an automatic grinding device for a new energy wind power generation T-shaped flange;
FIG. 4 is a schematic diagram of the axial measurement of a roller set of an automatic grinding device for a new energy wind power generation T-shaped flange;
FIG. 5 is a schematic diagram of a thickness measuring device of an automatic grinding device of a new energy wind power generation T-shaped flange;
in the figure: 1. the device comprises a base, a 2 numerical control integration box, a 3 sliding rail, a 4 grinding ring platform, a 5 annular calcined blank, a 6 radial grinding device, a 61 main core roller, a 62 first motor, a 63 grinding roller, a 64 first hydraulic mechanism, a 65 first roller holding device, a 66 first roller holding device, a 7 axial grinding device, a 71 second hydraulic mechanism, a 72 upper conical roller, a 73 lower conical roller, a 74 upper conical roller support, a 75 lower conical roller support, a 76 second motor, a 77 second roller holding device, a 78 second roller holding device, an 8 carrier roller, a 9 measuring device, a 91 thickness measuring device, a 911 upper clamping plate, a 912 lower clamping plate, 913 guide rod, a 914 laser distance meter, a 915 first oil cylinder, a 916 second oil cylinder, a 917 roller, a 92 diameter measuring device 921 first displacement sensor, a 922 second displacement sensor and a 10 annular groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: as shown in fig. 1 and 2, an automatic grinding device for a new energy wind power generation T-shaped flange comprises a base 1, a numerical control integration box 2, a sliding rail 3, a ring grinding platform 4, an annular forging blank 5, a radial rolling device 6, an axial rolling device 7, a carrier roller 8 and a measuring device 9, wherein the ring grinding platform 4 is arranged on the base 1, the annular forging blank 5 is horizontally arranged on the ring grinding platform 4, the radial rolling device 6 and the axial rolling device 7 are arranged on the left side and the right side of the ring grinding platform 4, the radial rolling device 6 comprises a main core roller 61, a first motor 62, a rolling roller 63, a first hydraulic mechanism 64 and a first holding roller device 65, the rolling roller 63 is vertically arranged on the base 1, the position is between the ring grinding platform 4 and the radial rolling device 6, the main core roller 61 is connected with the first hydraulic mechanism 64, the first annular rolling device 61 is driven by the first hydraulic mechanism 64, a gap for clamping the inner wall of the annular forging blank 5 is reserved between the main core roller 61 and the rolling roller 63, the first motor 62 is connected with the main core roller 61, the first motor 62 is arranged on the two sides of the ring grinding platform 4, the first holding roller 7 is also provided with the first hydraulic mechanism 66 and the first hydraulic mechanism 7 is arranged on the first hydraulic mechanism 7, the second holding roller 7 is connected with the first hydraulic mechanism 7, the second holding roller 7 is arranged on the second holding roller 7, the first hydraulic mechanism is connected with the second roller 7, the first hydraulic mechanism 7 is arranged on the second holding roller 7, the first roller 7 is connected with the second hydraulic mechanism 7, the first hydraulic mechanism is connected with the second roller 7, and the second roller 71 is connected with the second roller 7, the first roller is connected with the second roller 7, and the fourth device is provided with the fourth device and has a gap between the device, and the device 5. The axial rolling device 7 comprises an upper cone roller 72, a lower cone roller 73, an upper cone roller support 74, a lower cone roller support 75 and a second motor 76, wherein the upper cone roller 72 is slidably arranged on the upper cone roller support 74, the upper cone roller 72 is connected with the second motor 76, the lower cone roller 73 is slidably arranged on the lower cone roller support 75, the upper cone roller 72 and the lower cone roller 73 are obliquely and symmetrically arranged, a gap for clamping the upper surface and the lower surface of the annular calcined blank 5 is reserved between the upper cone roller 72 and the lower cone roller 73, the upper cone roller 72 and a bus of the lower cone roller 73 close to the upper surface and the lower surface of the annular calcined blank 5 are horizontally parallel and on the same vertical surface, the upper cone roller 72 and the lower cone roller 73 are connected with a second hydraulic mechanism 71, the gap between the upper cone roller 72 and the lower cone roller 73 is adjusted under the driving of the second hydraulic mechanism 71, the second motor 76 is electrically connected with the numerical control integrated box 2, and an annular groove 10 is formed in the outer cone surface of the upper cone roller 72 close to the bottom end of the cone. The distance D from the center of the annular groove 10 to the bottom end of the cone is 315mm, the upper face width A of the annular groove 10 is 130mm, the lower face width B of the annular groove 10 is 110mm, the depth C of the annular groove 10 is 40mm, and the dimension is shown in figure 3. The thickness measuring device 91 comprises an upper clamping plate 911, a lower clamping plate 912, a guide rod 913, a laser distance measuring instrument 914, a first oil cylinder 915 and a second oil cylinder 916, as shown in fig. 5, the upper clamping plate 911 and the lower clamping plate 912 are provided with a roller 917, the upper clamping plate 911 and the lower clamping plate 912 are in sliding connection with the guide rod 913, the first oil cylinder 915 and the second oil cylinder 916 are respectively and correspondingly fixedly connected with the first clamping plate 911 and the second clamping plate 912, the second hydraulic mechanism 71 is connected with the first oil cylinder 915 and the second oil cylinder 916 through oil pipes, the laser distance measuring instrument 914 is fixedly arranged on the upper clamping plate 911, the diameter measuring device 92 comprises a first displacement sensor 921 and a second displacement sensor 922, the first displacement sensor 911 is fixedly arranged on an upper cone roller support 74, the second displacement sensor 922 is fixedly arranged on a support of the first motor 62, and the laser distance measuring instrument 914, the first displacement sensor 921 and the second displacement sensor 922 are electrically connected with the integrated control box 2.
The working principle of the thickness measuring device 91 is as follows: the second hydraulic mechanism 71 drives the first oil cylinder 915 and the second oil cylinder 916 to act so as to enable the first clamping plate 911 and the second clamping plate 912 to slide on the guide rod 913 to be opened, after the annular calcined blank 5 enters the first clamping plate 911 and the second clamping plate 912, the second hydraulic mechanism 71 drives the first oil cylinder 915 and the second oil cylinder 916 to act so as to enable the first clamping plate 911 and the second clamping plate 912 to slide back to reduce the distance until the roller 917 is always pressed against the upper surface and the lower surface of the annular calcined blank 5, and the thickness of the annular calcined blank 5 can be measured in real time by continuously measuring the first laser distance meter 914 according to the set frequency. Since the laser rangefinder 914 is not in close proximity to the ring-shaped calcined body 5 for direct measurement of the high Wen Tonggong, the measurement is more accurate and less susceptible to damage from high temperature broiling. The principle of operation of the diameter measuring device 92 is that the displacement of the main core roller 61 is measured by the second displacement sensor 922, and the displacement of the axial rolling device 7 is measured by the first displacement sensor 921, so that the inner diameter of the annular calcined blank 5 is calculated.
Example 2: as shown in fig. 1 and 2, an automatic grinding device for a new energy wind power generation T-shaped flange comprises a base 1, a numerical control integrated box 2, a sliding rail 3, a ring grinding platform 4, an annular forging blank 5, a radial rolling device 6, an axial rolling device 7, a carrier roller 8 and a measuring device 9, wherein the ring grinding platform 4 is arranged on the base 1, the annular forging blank 5 is horizontally arranged on the ring grinding platform 4, the radial rolling device 6 and the axial rolling device 7 are arranged on the left side and the right side of the ring grinding platform 4, the radial rolling device 6 comprises a main core roller 61, a first motor 62, a rolling roller 63, a first hydraulic mechanism 64 and a first holding roller device 65, the rolling roller 63 is vertically arranged on the base 1, the position is between the ring grinding platform 4 and the radial rolling device 6, the main core roller 61 is connected with the first hydraulic mechanism 64, the main core roller 61 is driven to move in the horizontal direction and the vertical direction through the first hydraulic mechanism 64, a gap for clamping the inner wall of the annular forging blank 5 is reserved between the main core roller 61 and the rolling roller 63, the first motor 62 is connected with the main core roller 61, the first motor 62 is arranged on the two sides of the ring grinding platform 4, the first motor 62 is also arranged on the first holding roller 6 and the first holding roller 65 and the first hydraulic mechanism 65 is arranged on the first ring grinding device 6, the first holding roller 6 is arranged on the first holding roller 6 or the first roller 6 is arranged on the first holding roller 6 and is arranged on the first ring grinding device 6, and is evenly or is arranged on the first ring grinding device 6 and is arranged on the first ring grinding roller 5 and is arranged on the first ring grinding roller 8, and is evenly and the ring grinding roller 5 and is connected with the first grinding roller 5 and the first ring grinding roller 5 and is arranged on the ring grinding roller 5 and is evenly rotating grinding roller 5.
The axial rolling device 7 is provided with a second hydraulic mechanism 71, the second hydraulic mechanism 71 drives the axial rolling device 7 to horizontally slide back and forth on the sliding rail 3, the axial rolling device 7 comprises an upper conical roller 72, a lower conical roller 73, an upper conical roller support 74, a lower conical roller support 75 and a second motor 76, the upper conical roller 72 is slidably arranged on the upper conical roller support 74, the upper conical roller 72 is connected with the second motor 76, the lower conical roller 73 is slidably arranged on the lower conical roller support 75, the upper conical roller 72 and the lower conical roller 73 are obliquely and symmetrically arranged, a gap for clamping the upper surface and the lower surface of the annular calcined blank 5 is reserved between the upper conical roller 72 and the lower conical roller 73, the bus of the upper cone roller 72 and the bus of the lower cone roller 73, which are close to the upper surface and the lower surface of the annular calcined blank 5, are horizontally parallel and are on the same vertical surface, the upper cone roller 72 and the lower cone roller 73 are connected with a second hydraulic mechanism 71, the gap between the upper cone roller 72 and the lower cone roller 73 is adjusted under the driving of the second hydraulic mechanism 71, the second hydraulic mechanism 71 and a second motor 76 are electrically connected with a numerical control integration box 2, an annular groove 10 is formed in the outer conical surface of the upper cone roller 72, which is close to the bottom end of the cone, the distance D from the center of the annular groove 10 to the bottom end of the cone is 315mm, the upper width A of the annular groove 10 is 130mm, the lower width B of the annular groove 10 is 110mm, the depth C of the annular groove 10 is 40mm, and the size of the annular groove is shown in fig. 3. The thickness measuring device 91 comprises an upper clamping plate 911, a lower clamping plate 912, a guide rod 913, a laser distance measuring instrument 914, a first oil cylinder 915 and a second oil cylinder 916, as shown in fig. 5, the upper clamping plate 911 and the lower clamping plate 912 are provided with a roller 917, the upper clamping plate 911 and the lower clamping plate 912 are in sliding connection with the guide rod 913, the first oil cylinder 915 and the second oil cylinder 916 are respectively and correspondingly fixedly connected with the first clamping plate 911 and the second clamping plate 912, the second hydraulic mechanism 71 is connected with the first oil cylinder 915 and the second oil cylinder 916 through oil pipes, the laser distance measuring instrument 914 is fixedly arranged on the upper clamping plate 911, the diameter measuring device 92 comprises a first displacement sensor 921 and a second displacement sensor 922, the first displacement sensor 911 is fixedly arranged on an upper cone roller support 74, the second displacement sensor 922 is fixedly arranged on a support of the first motor 62, and the laser distance measuring instrument 914, the first displacement sensor 921 and the second displacement sensor 922 are electrically connected with the integrated control box 2.
The axial rolling device 7 is provided with a second holding roller device 77, as shown in fig. 4, the second holding roller devices 77 are symmetrically arranged at two sides of the lower conical roller support 75, the second holding roller device 77 is provided with a second holding roller 78, and the second holding roller 78 holds or opens the annular calcined blank 5 under the drive of the second hydraulic mechanism 71. The axial schematic diagram of the whole roller set is shown in fig. 4, and cooling water pipes are arranged at the upper cone roller 72, the main core roller 61, the grinding roller 63, the first holding roller 66 and the second holding roller 78, so that water spraying and cooling are carried out at the contact position with the high-temperature annular calcined blank 5 in the ring grinding process, the influence of high temperature on equipment is reduced, and the service life of the equipment is prolonged.
The automatic grinding method by adopting the device comprises the following steps:
1) Heating the annular calcined blank 5 to about 1200 degrees and then placing the calcined blank on the ring grinding platform 4;
2) Starting a first hydraulic mechanism 64 on the radial rolling device 6 to adjust the position of the main core roller 61, inserting the main core roller 61 into the inner ring of the annular calcined blank 5 in a forward moving way, then driving the main core roller 61 to move back by the first hydraulic mechanism 64, clamping the annular calcined blank 5 between the main core roller 61 and the rolling roller 63, and simultaneously recording displacement by a second displacement sensor 922;
3) Starting a numerical control program of the ring rolling device, and enabling the second hydraulic mechanism 71 to act to drive the axial ring rolling device 7 to slide on the sliding rail 3 to move towards the ring rolling platform 4 until the annular calcined blank 5 enters a gap between the upper cone roller 72 and the lower cone roller 73;
4) The first motor 62 operates to drive the main core roller 61 to start rotating, the annular calcined blank 5 and the grinding roller 63 start rotating along with the rotation of the main core roller 61, the first hydraulic mechanism 64 acts to drive the first roller holding device 65 to hold towards the ring grinding platform 4 until the first roller holding device 66 is tightly attached to the outer circumference of the annular calcined blank 5;
5) The second motor 76 starts to operate, and drives the upper cone roller 72 to start rotating; the second hydraulic mechanism 71 drives the upper cone roller 72 and the lower cone roller 73 to close the contraction gap, clamps the upper surface and the lower surface of the annular calcined blank 5 and starts ring rolling;
6) The second hydraulic mechanism 71 drives the second holding roller device 77 to hold towards the annular calcined blank 5 until the second holding roller 78 is tightly attached to the outer circumference of the annular calcined blank;
7) The cooling water pipes at the positions of the main core roller 61, the grinding roller 63, the upper cone roller 72, the first holding roller 66 and the second holding roller 78 start to spray water for cooling;
8) The second hydraulic mechanism 71 drives the axial rolling device 7 to start to roll back and slide on the sliding rail 3 to roll axially the annular calcined blank 5, the first hydraulic mechanism 64 also drives the main core roller 61 to roll back to the rolling roller 63 to approach to roll radially the annular calcined blank 5, and the first displacement sensor 921 starts to record displacement at the same time;
9) The second hydraulic mechanism 71 drives the first oil cylinder 915 and the second oil cylinder 916 to act so as to open the first clamping plate 911 and the second clamping plate 912, after the annular calcined blank 5 enters the first clamping plate 911 and the second clamping plate 912, the second hydraulic mechanism 71 drives the first oil cylinder 915 and the second oil cylinder 916 to act so as to recover the first clamping plate 911 and the second clamping plate 912, so that the roller 917 is always pressed against the upper surface and the lower surface of the annular calcined blank 5, and the laser distance meter 914 starts measuring.
10 The wall thickness of the annular calcined blank 5 is continuously reduced and the diameter of the annular calcined blank 5 is continuously enlarged in the annular forging process, and after the measuring device 9 measures that the annular calcined blank 5 reaches the set thickness and diameter, the first hydraulic mechanism 64 and the second hydraulic mechanism 71 stop backing, and the annular calcined blank 5 is continuously rolled;
11 The thickness measuring device 91 measures that the ring is rolled after the protrusion on the annular calcined blank 5 is formed and reaches the set thickness, the water spraying is stopped, the measuring device 9 is stopped, the second hydraulic mechanism 71 drives the upper cone roller 72 and the lower cone roller 73, the second roller holding device 77, the first oil cylinder 915 and the second oil cylinder 916 to be opened, the second motor 76 is stopped, the second hydraulic mechanism 71 drives the axial rolling device 7 to continuously retract to the position and then to stop, the first hydraulic mechanism 64 drives the first roller holding device 66 to be opened and drives the main core roller 61 to ascend and retract to the position and then to stop, and the second motor 76 is simultaneously stopped.
12 The annular calcined body 5 is taken out and placed for subsequent processing.
According to the embodiment, the upper surface of the wind power T-shaped flange is provided with a circle of annular bulge, the outer conical surface of the upper conical roller close to the conical bottom surface is provided with the annular groove with a certain size, the bulge required by the blank can be formed when the annular calcined blank is rolled, the size of the rolled blank ring is very similar to that of a final finished product, and the requirement of the finished product can be met by carrying out a small amount of allowance processing in the subsequent processing, so that the loss of raw materials of the annular blank in the processing process is greatly reduced, the utilization rate of the raw materials is improved, the processing cost and the processing period are also reduced, the consumption of energy and materials is reduced, and the economic benefit is greatly improved. The device is provided with the holding rollers at both sides of the axial rolling device and the radial rolling device, so that the rotating stability of the annular calcined blank is improved in the annular calcined blank ring rolling process, the annular calcined blank is uniformly stressed on the whole, phenomena of twisting, climbing rollers, decentration, scrapping and the like are avoided, and the circumferences of the processed blank are also improved. The axial rolling device in the device, the rolling movement of the upper cone roller and the lower cone roller, the rolling movement of the main core roller of the radial rolling device and the enclasping of the enclasping roller in the enclasping roller device are all controlled by adopting a hydraulic mechanism and digital integration, compared with a mechanical control mode, the moving amplitude and the rolling pressure can be controlled accurately, the rolling pressure, the rollback amplitude, the abutting of the enclasping roller and the like applied in the ring rolling process are ensured to be more stable, continuous and reliable, and the processing precision is higher. The measuring equipment can measure the diameter and the thickness of the annular calcined blank in real time in the ring rolling process, eliminates the dangerous hidden danger that the manual measurement is scalded by the high-temperature annular calcined blank, and also improves the measuring precision and the service life of a measuring instrument. In the ring rolling process, water is sprayed to the place contacted with the high-temperature annular calcined blank for cooling, so that the influence of high temperature on equipment is reduced, and the service life of the equipment is prolonged.
It should be noted that the above embodiments are only preferred examples of the present invention, and it is obvious to those skilled in the art that the present invention is not limited to the specific shape and any equivalent or similar alternatives fall within the scope of the present invention without departing from the working principle of the present invention.
Claims (5)
1. The utility model provides a new forms of energy wind power generation T type flange's automatic roll into device, includes base (1), numerical control integration box (2), slide rail (3), grinds ring platform (4), annular forge base (5), radial rolling machine (6), axial rolling machine (7), bearing roller (8), measuring device (9), base (1) on be equipped with and grind ring platform (4), annular forge base (5) level and place on grinding ring platform (4), its characterized in that: radial rolling devices (6) and axial rolling devices (7) are arranged on the left side and the right side of the ring rolling platform (4), each radial rolling device (6) comprises a main core roller (61), a first motor (62), a rolling roller (63), a first hydraulic mechanism (64) and a first holding roller device (65), each rolling roller (63) is vertically arranged on the base (1) and is positioned between the ring rolling platform (4) and each radial rolling device (6), each main core roller (61) is connected with a first hydraulic mechanism (64), the main core roller (61) is driven by the first hydraulic mechanism (64) to move and adjust positions in the horizontal direction and the vertical direction, a gap clamped between the main core roller (61) and each rolling roller (63) is reserved between the main core roller (61) and the inner wall of the annular calcined blank (5), each first motor (62) is connected with the main core roller (61), the first holding roller device (65) is also symmetrically arranged on the front side and the rear side of the ring rolling platform (4), each first holding roller device (65) is provided with a first holding roller (66), each first holding roller (66) is connected with the first numerical control mechanism (64) in a closed mode, the first numerical control box (4) is connected with the first numerical control box (64) in a closed mode, the first numerical control box (2) is opened, a plurality of carrier rollers (8) are arranged between the radial rolling device (6) and the axial rolling device (7), a second hydraulic mechanism (71) is arranged on the axial rolling device (7), and the second hydraulic mechanism (71) drives the axial rolling device (7) to horizontally slide back and forth on the sliding rail (3).
2. The automatic grinding device for the new energy wind power generation T-shaped flange according to claim 1, wherein the automatic grinding device is characterized in that: the axial rolling device (7) comprises an upper conical roller (72), a lower conical roller (73), an upper conical roller support (74), a lower conical roller support (75) and a second motor (76), wherein the upper conical roller (72) is slidably arranged on the upper conical roller support (74), the upper conical roller (72) is connected with the second motor (76), the lower conical roller (73) is slidably arranged on the lower conical roller support (75), the upper conical roller (72) and the lower conical roller (73) are obliquely and symmetrically arranged, a gap for clamping the upper surface and the lower surface of the annular calcined blank (5) is reserved between the upper conical roller (72) and the lower conical roller (73), the bus bars of the upper cone roller (72) and the lower cone roller (73) close to the upper surface and the lower surface of the annular calcined blank (5) are horizontally parallel and on the same vertical surface, the upper cone roller (72) and the lower cone roller (73) are connected with the second hydraulic mechanism (71), the gap between the upper cone roller (72) and the lower cone roller (73) is regulated under the driving of the second hydraulic mechanism (71), the second hydraulic mechanism (71) and the second motor (76) are electrically connected with the numerical control integrated box (2), an annular groove (10) is formed on the outer conical surface of the upper cone roller (72) close to the cone bottom end, the distance D from the center of the annular groove (10) to the cone bottom end is 315mm, the upper width A of the annular groove (10) is 130mm, the width B below the annular groove (10) is 110mm, the depth C of the annular groove (10) is 40mm, the measuring device (9) comprises a thickness measuring device (91) and a diameter measuring device (92), the thickness measuring device (91) comprises an upper clamping plate (911), a lower clamping plate (912), a guide rod (913), a laser range finder (914), a first oil cylinder (915) and a second oil cylinder (916), a roller (917) is arranged on the upper clamping plate (911) and the lower clamping plate (912), the upper clamping plate (911) and the lower clamping plate (912) are in sliding connection with the guide rod (913), the first oil cylinder (915) and the second oil cylinder (916) are respectively and correspondingly connected with the first clamping plate (911) and the second clamping plate (912), the second hydraulic mechanism (71) is connected with the first oil cylinder (915) and the second oil cylinder (916) through oil pipes, the diameter measuring device (92) comprises a first displacement sensor (921) and a second displacement sensor (922), the first displacement sensor (911) is fixedly arranged on an upper conical roller (74) and a second displacement sensor (922), and the second displacement sensor (914) is fixedly arranged on a laser range finder (922) The second displacement sensors (922) are electrically connected with the integrated control box (2).
3. The automatic grinding device for the new energy wind power generation T-shaped flange according to claim 2, wherein the automatic grinding device is characterized in that: the axial rolling device (7) on set up group second and hold roller device (77), second holds roller device (77) symmetry and sets up in the both sides of lower conical roller support (75), second hold roller device (77) on be equipped with second and hold roller (78), second hold roller (78) hold tightly or open annular calcined blank (5) under the drive of second hydraulic mechanism (71).
4. An automatic grinding device for a new energy wind power generation T-shaped flange according to claim 2 or 3, characterized in that: the number of the carrier rollers (8) is 6, and the carrier rollers are uniformly distributed along the circumferential direction of the rotary transmission of the annular calcined blank (5).
5. The automatic grinding device for the new energy wind power generation T-shaped flange according to claim 4, wherein the automatic grinding device is characterized in that: the upper cone roller (72), the main core roller (61), the grinding roller (63), the first holding roller (66) and the second holding roller (78) are respectively provided with cooling water pipes.
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| CN202310309058.3A CN116099965B (en) | 2023-03-28 | 2023-03-28 | Automatic grinding device for new energy wind power generation T-shaped flange |
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Cited By (3)
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| CN118477958A (en) * | 2024-07-15 | 2024-08-13 | 凌远科技股份有限公司 | A shield machine cutter ring rolling device and method |
| CN118635417A (en) * | 2024-08-02 | 2024-09-13 | 凌远科技股份有限公司 | A forging and rolling production line |
| CN119456893A (en) * | 2024-12-02 | 2025-02-18 | 山西天宝集团有限公司 | An automatic forming device and method for producing offshore wind power flanges |
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