CN110790483B - Rotary joint connecting mechanism of calender receiving roller - Google Patents
Rotary joint connecting mechanism of calender receiving roller Download PDFInfo
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- CN110790483B CN110790483B CN201911251885.1A CN201911251885A CN110790483B CN 110790483 B CN110790483 B CN 110790483B CN 201911251885 A CN201911251885 A CN 201911251885A CN 110790483 B CN110790483 B CN 110790483B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 19
- 208000020673 hypertrichosis-acromegaloid facial appearance syndrome Diseases 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 239000011521 glass Substances 0.000 description 13
- 239000000498 cooling water Substances 0.000 description 11
- 238000003490 calendering Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920004449 Halon® Polymers 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 2
- 230000013011 mating Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B13/00—Rolling molten glass, i.e. where the molten glass is shaped by rolling
- C03B13/16—Construction of the glass rollers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The invention discloses a rotary joint connecting mechanism of a calender receiving roller, which relates to the field of calenders and comprises a roller, a rotary joint, a first connecting device and a second connecting device; a boss positioning hole is formed in the roller, and the boss positioning hole and the roller are coaxially arranged; the rotary joint comprises a main shaft, and the main shaft and the roller are coaxially arranged; the first connecting device comprises a connecting flange and a boss; one side of the connecting flange is fixedly connected with the main shaft, the other side of the connecting flange is fixedly connected with a boss, and the boss and the main shaft are coaxially arranged; the boss is embedded in the boss positioning hole; the second connecting device is fixedly connected with the roller, and the first connecting device is fixedly connected with the second connecting device. The invention has the advantages that: the axis coincidence of rotary joint and the receiving roller can be guaranteed, and the swing of the rotary joint in the process of rotating the receiving roller is avoided.
Description
Technical Field
The invention relates to the field of calenders, in particular to a rotary joint connecting mechanism of a calender receiving roller.
Background
In photovoltaic rolled glass production lines, glass calenders are special core equipment for rolled glass production. The calender is arranged at the outlet of the melting furnace, and the working principle is that glass is extruded into a glass belt with required thickness through an upper calendering roller and a lower calendering roller, and then the continuous glass belt is sent into an annealing furnace for annealing and cooling through the transmission of a receiving roller and a transition roller table, so that the production of photovoltaic calendered glass is realized. Each calender is generally provided with three receiving rollers, the receiving rollers are arranged behind the lower calendering rollers and are responsible for receiving the calendered glass ribbon formed by the calendering rollers, and the thickness of the glass ribbon can be further adjusted by adjusting the rotating speeds of the three receiving rollers. The temperature of the glass belt passing through the receiving roller reaches 700-800 ℃, the receiving roller generally adopts an internal water cooling structure, and a rotary joint for cooling water inflow is arranged on the transmission side of the receiving roller. The existing rotary joint adopts threaded connection with the receiving roller, the direction of the stressed direction of the threads is consistent with the rotating direction, so that the threads cannot be loosened in the rotating process, but the axis coincidence of the rotary joint and the receiving roller is difficult to ensure by adopting the threaded connection, so that the rotary joint swings in the rotating process of the receiving roller, and the rotating speed of the receiving roller is unstable and vibrates. The running precision of the receiving roller is critical to the quality of glass thickness, surface and the like, and the condition that the rotating speed of the receiving roller is unstable and has vibration is very unfavorable for the production of photovoltaic calendared glass, especially when the ultra-thin photovoltaic calendared glass with the thickness of 1.5mm is produced, the problem is particularly remarkable.
Disclosure of Invention
The invention aims to solve the technical problem of providing a rotary joint connecting mechanism of a calender receiving roller, which can ensure that the axis of the rotary joint is coincident with that of the receiving roller and avoid swinging of the rotary joint in the rotating process of the receiving roller.
The invention solves the technical problems by the following technical means: the rotary joint connecting mechanism of the calender receiving roller comprises a roller (1), a rotary joint (3), a first connecting device (4) and a second connecting device (5); the shaft head of one side of the roller (1) along the axis direction is a transmission side shaft head, a boss positioning hole (12) is formed in the roller (1), the boss positioning hole (12) and the roller (1) are coaxially arranged, and an inlet of the boss positioning hole (12) is positioned on the end face of the transmission side shaft head of the roller (1); the rotary joint (3) comprises a main shaft (31), the main shaft (31) and the roller (1) are coaxially arranged, and one end of the main shaft (31) along the axial direction is a water supply end; the first connecting device (4) comprises a connecting flange (41) and a boss (42); one side end surface of the connecting flange (41) is fixedly connected with the water supply end surface of the main shaft (31), the other side end surface is fixedly connected with a boss (42), and the boss (42) and the main shaft (31) are coaxially arranged; the boss (42) is embedded in the boss positioning hole (12), and one circle of the side surface of the boss (42) is contacted with one circle of the side surface of the boss positioning hole (12); the second connecting device (5) is fixedly connected with the roller (1), and the first connecting device (4) is fixedly connected with the second connecting device (5). The boss locating hole plays a role in locating with the boss cooperation, and boss locating hole and roller coaxial setting, boss and the coaxial setting of main shaft, the side a week of boss and the side a week contact of boss locating hole can guarantee rotary joint's main shaft and roller's axis coincidence, avoids the nipple of answering the roller rotation in-process to appear swinging.
As an optimized technical scheme, the depth of the boss locating hole (12) is larger than the thickness of the boss (42). The boss can be embedded into the boss locating hole completely, ensure that the flange is fixed with the face of boss can with the transmission side spindle nose terminal surface in close contact of roller, and the structure is more stable, prevents that rotary joint from becoming flexible.
As an optimized technical scheme, a sealing groove (45) is formed in one surface, fixed with the boss (42), of the connecting flange (41), the sealing groove (45) surrounds the outer ring of the boss (42), and a sealing ring is arranged in the sealing groove (45). The sealing ring plays a sealing role to prevent water leakage.
As an optimized technical scheme, a plurality of second connecting holes (44) are formed in the connecting flange (41), and each second connecting hole (44) surrounds the outer ring of the main shaft (31); the second connecting device (5) is provided with a mounting hole (51), the mounting hole (51) penetrates through the second connecting device (5), and the second connecting device (5) is sleeved on the outer ring of the roller (1) through the mounting hole (51); one end, close to a transmission side shaft head of the roller (1), of two ends of the second connecting device (5) along the axial direction is a connecting end, a plurality of third connecting holes (53) are formed in the end face of the connecting end of the second connecting device (5), each third connecting hole (53) surrounds the outer ring of the mounting hole (51) and is arranged corresponding to each second connecting hole (44), each second fastening piece is connected in each second connecting hole (44) and the corresponding third connecting hole (53) respectively, and the first connecting device (4) is fixedly connected with the second connecting device (5); a gap is arranged between one surface of the connecting flange (41) where the boss (42) is fixed and the end face of the connecting end of the second connecting device (5). The transmission side shaft head end face of the roller protrudes out of the connecting end face of the second connecting device, so that a gap exists between the face, with the boss fixed, of the connecting flange and the connecting end face of the second connecting device, the face, with the boss fixed, of the connecting flange is ensured to be in tight contact with the transmission side shaft head end face of the roller, the structure is more stable, and the rotary joint is prevented from loosening.
As an optimized technical scheme, the second connecting device (5) is provided with a mounting hole (51), the mounting hole (51) penetrates through the second connecting device (5), and the second connecting device (5) is sleeved on the outer ring of the roller (1) through the mounting hole (51); a first key groove (13) is formed in the outer side wall of the transmission side shaft head of the roller (1); the inner wall of the mounting hole (51) is provided with a second key groove (52), the first key groove (13) is positioned in the mounting hole (51) and is opposite to the second key groove (52), two sides of the flat key are respectively connected with the first key groove (13) and the second key groove (52), and the second connecting device (5) is connected with the roller (1) in a key way. The second connecting device is connected with the roller by a key, so that transmission of driving torque can be ensured.
As an optimized technical scheme, the mounting hole (51) comprises a roller mounting hole (511) and a fixing device mounting hole (512), wherein the cross-sectional size of the roller mounting hole (511) is smaller than that of the fixing device mounting hole (512), and the roller mounting hole (511) and the fixing device mounting hole (512) are connected in a stepped shape along the axial direction of the mounting hole (51); a second key groove (52) is formed in the inner wall of the roller mounting hole (511), and the first key groove (13) is positioned in the roller mounting hole (511) and is opposite to the second key groove (52); the rotary joint connecting mechanism of the calender receiving roller further comprises a fixing device (6), wherein the fixing device (6) is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1), and the fixing device (6) is used for fixing the axial position of the second connecting device (5). The axial position of the second connecting device is fixed through the fixing device, so that the second connecting device is prevented from moving towards the direction of the first connecting device, and the tight contact between the surface of the connecting flange, on which the boss is fixed, and the end face of the shaft head of the transmission side of the roller becomes loose.
As an optimized technical scheme, the fixing device (6) comprises an expansion sleeve, the expansion sleeve is annular, the expansion sleeve is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1), and the expansion sleeve is tightly expanded between the roller (1) and the inner wall of the fixing device mounting hole (512). The axial position of the second connecting device can be ensured to be fixed through the expansion sleeve.
As an optimized technical scheme, the second connecting device (5) is also provided with a plurality of haffling block fixing holes (54), and each haffling block fixing hole (54) surrounds the outer ring of the fixing device mounting hole (512) and penetrates through the side wall of the second connecting device (5); the fixing device (6) comprises a Hafu block (61) and a pressing device (62); a plurality of half blocks (61) are spliced into an annular fixed ring, gaps are arranged between the adjacent half blocks (61), and the fixed ring is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1); each Haff block (61) corresponds to one Haff block fixing hole (54), and each pressing device (62) passes through one Haff block fixing hole (54) to press the corresponding Haff block (61) on the roller (1). The axial position of the second connecting device can be ensured to be fixed through the Haff block and the pressing device.
As an optimized technical scheme, a haverse block positioning groove (14) is formed in the roller (1), the haverse block positioning groove (14) is annular, the haverse block positioning groove (14) surrounds the outer side wall of the roller (1) for one circle and is positioned in the fixing device mounting hole (512), and the section size of the haverse block positioning groove (14) is gradually increased from the bottom surface to the opening; each haverse block (61) is respectively embedded into the haverse block positioning groove (14), and the cross section shape of the haverse block (61) is matched with the cross section shape of the haverse block positioning groove (14); one surface of each half block (61) positioned on the outer ring of the fixed ring is provided with a compression groove (611) respectively, the compression groove (611) on each half block (61) is enclosed into a ring shape, and one end of each compression device (62) pressed on each half block (61) is embedded into the compression groove (611) respectively; the cross-sectional dimension of the pressing groove (611) gradually increases from the bottom surface to the opening, and the cross-sectional shape of one end of each pressing device (62) pressed on the Harvard block (61) is matched with the cross-sectional shape of the pressing groove (611). Two sides of the Harvard block are tightly contacted with two sides of the Harvard block positioning groove, and one end of the compressing device pressed on the Harvard block is tightly contacted with the bottom surface and two sides of the compressing groove, so that the fixing ring is firmly installed.
As an optimized technical scheme, the roller (1) is also provided with a stop block positioning groove (15), the stop block positioning groove (15) is annular, and the stop block positioning groove (15) surrounds the outer side wall of the roller (1) for one circle and is positioned in the fixing device mounting hole (512); the fixing device (6) comprises a plurality of check blocks, each check block is spliced into an annular check ring, and the check rings are arranged in the fixing device mounting holes (512) and sleeved on the outer ring of the roller (1); each stop block is embedded in the stop block positioning groove (15) respectively, two sides of each stop block are contacted with two sides of the stop block positioning groove (15), and the outer ring of the retainer ring is contacted with the inner wall of the fixing device mounting hole (512). The axial position of the second connecting device can be ensured to be fixed by the stop block.
The invention has the advantages that: the main shaft of the rotary joint is ensured to be coincident with the axis of the roller, and the rotary joint is prevented from swinging in the rotation process of the receiving roller; the key connection can ensure the transmission of driving torque; the surface of the connecting flange, which is fixed with the boss, can be ensured to be in close contact with the end face of the shaft head of the transmission side of the roller, and the looseness of the rotary joint is prevented.
Drawings
Fig. 1 is a schematic partial cross-sectional view of a rotary joint connection mechanism of a conventional calender receiving roll.
Fig. 2 is a schematic partial cross-sectional view of a rotary joint connection mechanism of a calender receiving roll according to an embodiment of the invention.
Fig. 3 is a schematic partial cross-sectional view of a roller according to a first embodiment of the present invention.
Fig. 4 is a schematic partial cross-sectional view showing the connection of the rotary joint and the first connecting device according to the first embodiment of the present invention.
Fig. 5 is a right-side view of a first connecting device according to a first embodiment of the invention.
Fig. 6 is a schematic left view of a second connection device according to a first embodiment of the present invention.
Fig. 7 is a schematic cross-sectional view of a second connecting device according to a first embodiment of the invention.
Fig. 8 is a schematic partial cross-sectional view of a rotary joint connection mechanism for a calender mating roll in accordance with an embodiment of the invention.
Fig. 9 is a schematic partial cross-sectional view of a roller according to a second embodiment of the present invention.
Fig. 10 is a schematic left-hand view of a second connecting device according to a second embodiment of the present invention.
Fig. 11 is a schematic cross-sectional view of a second connecting device according to a second embodiment of the present invention.
Fig. 12 is an enlarged partial view of a hold-down device for holding down a haffling block on a roller according to a second embodiment of the present invention.
Fig. 13 is an isometric view of a retainer ring according to a second embodiment of the present invention.
Fig. 14 is an isometric view of a haff block according to a second embodiment of the invention.
Fig. 15 is a schematic partial cross-sectional view of a rotary joint connection mechanism for a three calender seam roll in accordance with an embodiment of the invention.
Fig. 16 is a schematic partial cross-sectional view of a roller according to a third embodiment of the invention.
Fig. 17 is a schematic left-hand view of a second connecting device according to a third embodiment of the present invention.
Fig. 18 is a schematic cross-sectional view of a second connecting device according to a third embodiment of the present invention.
Fig. 19 is an isometric view of a retainer ring according to a third embodiment of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. 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.
As shown in fig. 1, the existing calender receiving roller comprises a roller 1, a support bearing 2 and a rotary joint 3; a cooling water channel 11 is formed in the roller 1, and an internal thread is formed at the inlet of the cooling water channel 11; the two support bearings 2 are respectively and fixedly connected to the mounting platform of the receiving roller, the roller 1 is connected to the bearing holes of the two support bearings 2, and the support bearings 2 support the roller 1 to rotate; the main shaft of the rotary joint 3 is provided with external threads, and the roller 1 is connected with the rotary joint 3 in a matched manner through the external threads and the internal threads.
Example 1
As shown in fig. 2 to 7, the rotary joint connection mechanism of the calender receiving roller includes a roller 1, a support bearing 2, a rotary joint 3, a first connection device 4, a second connection device 5, and a fixing device 6.
The axis of the roller 1 is along the horizontal direction, and the shaft heads at two sides of the roller 1 along the axis direction are respectively a transmission side shaft head and a water outlet side shaft head; a cooling water channel 11 and a boss positioning hole 12 are formed in the roller 1, the cooling water channel 11 and the boss positioning hole 12 are both coaxially arranged with the roller 1, an inlet of the boss positioning hole 12 is positioned on the end face of a shaft head on the transmission side of the roller 1, an outlet of the boss positioning hole 12 is communicated with the inlet of the cooling water channel 11, and an outlet of the cooling water channel 11 is positioned on the end face of the shaft head on the water outlet side of the roller 1; the boss positioning holes 12 and the cooling water channels 11 are cylindrical, the cross-sectional diameter of the boss positioning holes 12 is larger than that of the cooling water channels 11, and the boss positioning holes 12 and the cooling water channels 11 are connected in a stepped shape along the axial direction of the roller 1; the outer side wall of the transmission side shaft head of the roller 1 is provided with a first key groove 13.
The two support bearings 2 are respectively and fixedly connected to the mounting platform of the receiving roller, the transmission side shaft head and the water outlet side shaft head of the roller 1 are respectively connected to the bearing holes of the two support bearings 2, and the support bearings 2 support the roller 1 to rotate.
The rotary joint 3 comprises a main shaft 31, an input flange 32, a rotary joint housing 33 and a water inlet pipe 34; the main shaft 31 is coaxially arranged with the roller 1, and two ends of the main shaft 31 along the axial direction are respectively an input end and a water supply end; the inside of the main shaft 31 is provided with a water supply channel 311 which is coaxially arranged with the main shaft 31, an inlet of the water supply channel 311 is positioned on the side wall of the main shaft 31, and an outlet of the water supply channel 311 is positioned on the water supply end face of the main shaft 31; the input flange 32 is fixedly connected to the input end of the main shaft 31 and is coaxially arranged with the main shaft 31, a plurality of first connecting holes are formed in the input flange 32, the axes of the first connecting holes are all in the horizontal direction, the first connecting holes surround the outer ring of the main shaft 31, the main shaft 31 is fixedly connected with the driving mechanism through first fastening pieces connected in the first connecting holes, and the first fastening pieces adopt bolts; a rotary joint bearing is fixedly connected in the inner cavity of the rotary joint housing 33, the main shaft 31 is connected in a bearing hole of the rotary joint bearing, the main shaft 31 is rotationally connected with the rotary joint housing 33 through the rotary joint bearing, and the inner cavity of the rotary joint housing 33 is communicated with the inlet of the water supply channel 311; the water inlet pipe 34 is fixedly connected to the bottom of the rotary joint housing 33, the axis of the water inlet pipe 34 is along the vertical direction, a water inlet channel coaxially arranged with the water inlet pipe 34 is formed in the water inlet pipe 34, and the water inlet channel penetrates through the water inlet pipe 34 and is communicated with the inner cavity of the rotary joint housing 33.
The first connecting device 4 comprises a connecting flange 41, a boss 42, a water through hole 43, a second connecting hole 44 and a sealing groove 45; the first connecting device 4 and the rotary joint 3 are of an integrated structure, one side end face of the connecting flange 41 is fixedly connected with the water supply end face of the main shaft 31, the other side end face is fixedly connected with a boss 42, and the connecting flange 41 and the boss 42 are both coaxially arranged with the main shaft 31; the connecting flange 41 and the boss 42 are cylindrical, the cross-sectional diameter of the connecting flange 41 is larger than that of the main shaft 31 and the boss 42, and the connecting flange 41 and the boss 42 are connected into a step shape along the axial direction of the first connecting device 4; the boss 42 is embedded in the boss positioning hole 12, and the periphery of the side surface of the boss 42 is contacted with the periphery of the side surface of the boss positioning hole 12, so that the axis of the main shaft 31 is coincident with the axis of the roller 1; the depth of the boss positioning hole 12 is slightly larger than the thickness of the boss 42 so as to ensure that the surface of the connecting flange 41, on which the boss 42 is fixed, can be in close contact with the end face of the transmission side shaft head of the roller 1; the water through holes 43 are coaxially arranged with the connecting flange 41 and the boss 42 and penetrate through the connecting flange 41 and the boss 42, and the water through holes 43 are communicated between the cooling water channel 11 and the water supply channel 311; the connecting flange 41 is provided with a plurality of second connecting holes 44, the axis of each second connecting hole 44 is along the horizontal direction, and each second connecting hole 44 surrounds the outer ring of the main shaft 31; the sealing groove 45 has been seted up to flange 41 is fixed with the one side of boss 42, and sealing groove 45 is the ring-shaped recess and around the outer lane at boss 42, is equipped with the annular sealing washer in the sealing groove 45, the cross-sectional diameter of sealing washer slightly is greater than the cross-sectional diameter of sealing groove 45 to guarantee that the sealing washer can the chucking in sealing groove 45.
The second connecting device 5 is provided with a mounting hole 51, a second key groove 52 and a third connecting hole 53; the mounting hole 51 penetrates through the second connecting device 5, and the second connecting device 5 is sleeved on the outer ring of the roller 1 through the mounting hole 51; the mounting hole 51 includes a roller mounting hole 511 and a fixing device mounting hole 512, the roller mounting hole 511 and the fixing device mounting hole 512 are both coaxially provided with the second connecting device 5, the roller mounting hole 511 is located at a side close to the transmission side shaft head of the roller 1, and the fixing device mounting hole 512 is located at a side far from the transmission side shaft head of the roller 1; the roller mounting hole 511 and the fixing device mounting hole 512 are both cylinders, the cross-sectional diameter of the roller mounting hole 511 is smaller than that of the fixing device mounting hole 512, the roller mounting hole 511 and the fixing device mounting hole 512 are connected into a step shape along the axial direction of the mounting hole 51, and the flat key can be mounted from both ends of the second connecting device 5; the inner wall of the roller mounting hole 511 is provided with a second key groove 52, the first key groove 13 is positioned in the roller mounting hole 511 and is opposite to the second key groove 52, two sides of the flat key are respectively connected in the first key groove 13 and the second key groove 52, and the second connecting device 5 is connected with the roller 1 in a key way; one end, close to a transmission side shaft head of the roller 1, of the two ends of the second connecting device 5 along the axis direction is a connecting end, a plurality of third connecting holes 53 are formed in the end face of the connecting end of the second connecting device 5, the axis of each third connecting hole 53 is in the horizontal direction, each third connecting hole 53 surrounds the outer ring of the mounting hole 51 and is correspondingly arranged with each second connecting hole 44, each second fastening piece is respectively connected in each second connecting hole 44 and the corresponding third connecting hole 53, the first connecting device 4 is fixedly connected with the second connecting device 5, and the second fastening pieces adopt bolts; a gap is provided between the surface of the connecting flange 41 to which the boss 42 is fixed and the end surface of the connecting end of the second connecting device 5, so as to ensure that the surface of the connecting flange 41 to which the boss 42 is fixed can be in close contact with the end surface of the shaft head on the transmission side of the roller 1.
The fixing device 6 comprises an expansion sleeve, wherein the expansion sleeve is in a circular shape, is arranged in the fixing device mounting hole 512 and sleeved on the outer ring of the roller 1, and is expanded between the roller 1 and the inner wall of the fixing device mounting hole 512; the fixing device 6 is used for fixing the axial position of the second connecting device 5, and prevents the second connecting device 5 from moving towards the first connecting device 4, so that the tight contact between the surface of the connecting flange 41, on which the boss 42 is fixed, and the end face of the shaft head on the transmission side of the roller 1 becomes loose.
Example two
As shown in fig. 8 to 14, the present embodiment differs from the first embodiment in that:
the roller 1 is also provided with a haff block positioning groove 14, the haff block positioning groove 14 is annular, the haff block positioning groove 14 surrounds the outer side wall of the roller 1 for one circle and is positioned in the fixing device mounting hole 512, and the section size of the haff block positioning groove 14 gradually increases from the bottom surface to the opening.
Four haff block fixing holes 54 are further formed in the second connecting device 5, each of the haff block fixing holes 54 surrounds the outer ring of the fixing device mounting hole 512 and penetrates through the side wall of the second connecting device 5, and the position of each of the haff block fixing holes 54 corresponds to the center of the bottom surface of the haff block positioning groove 14.
The fixing device 6 comprises a haffling block 61 and a pressing device 62; the four arc-shaped haffling blocks 61 are spliced into an annular fixed ring, gaps are arranged between the adjacent haffling blocks 61, and the fixed ring is arranged in the fixing device mounting hole 512 and sleeved on the outer ring of the roller 1; each of the haffling blocks 61 is embedded in the haffling block positioning groove 14 respectively, the cross-sectional shape of the haffling block 61 is matched with the cross-sectional shape of the haffling block positioning groove 14, the cross-sectional height of the haffling block 61 is slightly larger than that of the haffling block positioning groove 14, a gap is arranged between one surface of the inner ring of the fixed ring of the haffling block 61 and the bottom surface of the haffling block positioning groove 14, and two sides of the haffling block 61 are in close contact with two sides of the haffling block positioning groove 14; each half block 61 corresponds to one half block fixing hole 54, each pressing device 62 passes through one half block fixing hole 54 to press the corresponding half block 61 on the roller 1, and the pressing devices 62 adopt screws; one surface of each half block 61 positioned on the outer ring of the fixed ring is respectively provided with an arc-shaped compression groove 611, the compression groove 611 on each half block 61 is enclosed into a ring shape, and one end of each compression device 62 pressed on each half block 61 is respectively embedded into the compression groove 611; the cross-sectional dimension of the pressing groove 611 gradually increases from the bottom surface thereof to the opening, the cross-sectional shape of the end of the pressing device 62 pressed against the halon block 61 matches the cross-sectional shape of the pressing groove 611, and the end of the pressing device 62 pressed against the halon block 61 is in close contact with the bottom surface and both sides of the pressing groove 611.
Example III
As shown in fig. 15 to 19, the present embodiment differs from the first embodiment in that:
the roller 1 is also provided with a stop block positioning groove 15, the stop block positioning groove 15 is annular, and the stop block positioning groove 15 surrounds the outer side wall of the roller 1 and is positioned in the fixing device mounting hole 512.
The roller mounting hole 511 is located on a side away from the transmission side shaft head of the roller 1, and the fixture mounting hole 512 is located on a side close to the transmission side shaft head of the roller 1.
The fixing device 6 comprises two semicircular check blocks, and the two check blocks are spliced into a circular check ring which is arranged in the fixing device mounting hole 512 and sleeved on the outer ring of the roller 1; each stopper is embedded in the stopper positioning groove 15, both sides of each stopper are contacted with both sides of the stopper positioning groove 15, and the outer ring of the retainer ring is contacted with the inner wall of the fixing device mounting hole 512.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a rotary joint coupling mechanism of calender response roller which characterized in that: comprises a roller (1), a rotary joint (3), a first connecting device (4) and a second connecting device (5); the shaft head of one side of the roller (1) along the axis direction is a transmission side shaft head, a boss positioning hole (12) is formed in the roller (1), the boss positioning hole (12) and the roller (1) are coaxially arranged, and an inlet of the boss positioning hole (12) is positioned on the end face of the transmission side shaft head of the roller (1); the rotary joint (3) comprises a main shaft (31), the main shaft (31) and the roller (1) are coaxially arranged, and one end of the main shaft (31) along the axial direction is a water supply end; the first connecting device (4) comprises a connecting flange (41) and a boss (42); one side end surface of the connecting flange (41) is fixedly connected with the water supply end surface of the main shaft (31), the other side end surface is fixedly connected with a boss (42), and the boss (42) and the main shaft (31) are coaxially arranged; the boss (42) is embedded in the boss positioning hole (12), and one circle of the side surface of the boss (42) is contacted with one circle of the side surface of the boss positioning hole (12); the second connecting device (5) is fixedly connected with the roller (1), and the first connecting device (4) is fixedly connected with the second connecting device (5);
the second connecting device (5) is provided with a mounting hole (51), the mounting hole (51) penetrates through the second connecting device (5), and the second connecting device (5) is sleeved on the outer ring of the roller (1) through the mounting hole (51);
a plurality of second connecting holes (44) are formed in the connecting flange (41), and each second connecting hole (44) surrounds the outer ring of the main shaft (31); one end, close to a transmission side shaft head of the roller (1), of two ends of the second connecting device (5) along the axial direction is a connecting end, a plurality of third connecting holes (53) are formed in the end face of the connecting end of the second connecting device (5), each third connecting hole (53) surrounds the outer ring of the mounting hole (51) and is arranged corresponding to each second connecting hole (44), each second fastening piece is connected in each second connecting hole (44) and the corresponding third connecting hole (53) respectively, and the first connecting device (4) is fixedly connected with the second connecting device (5); a gap is arranged between one surface of the connecting flange (41) where the boss (42) is fixed and the end face of the connecting end of the second connecting device (5);
a first key groove (13) is formed in the outer side wall of the transmission side shaft head of the roller (1); a second key groove (52) is formed in the inner wall of the mounting hole (51), the first key groove (13) is positioned in the mounting hole (51) and is opposite to the second key groove (52), two sides of a flat key are respectively connected in the first key groove (13) and the second key groove (52), and the second connecting device (5) is connected with the roller (1) in a key way;
the mounting hole (51) comprises a roller mounting hole (511) and a fixing device mounting hole (512), wherein the cross section size of the roller mounting hole (511) is smaller than that of the fixing device mounting hole (512), and the roller mounting hole (511) and the fixing device mounting hole (512) are connected in a stepped shape along the axial direction of the mounting hole (51); a second key groove (52) is formed in the inner wall of the roller mounting hole (511), and the first key groove (13) is positioned in the roller mounting hole (511) and is opposite to the second key groove (52); the rotary joint connecting mechanism of the calender receiving roller further comprises a fixing device (6), wherein the fixing device (6) is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1), and the fixing device (6) is used for fixing the axial position of the second connecting device (5).
2. The rotary joint connection mechanism of calender receiving rolls according to claim 1, wherein: the boss positioning holes (12) have a depth greater than the thickness of the boss (42).
3. The rotary joint connection mechanism of calender receiving rolls according to claim 1, wherein: the connecting flange (41) is fixed with one surface of the boss (42) is provided with a sealing groove (45), the sealing groove (45) surrounds the outer ring of the boss (42), and a sealing ring is arranged in the sealing groove (45).
4. The rotary joint connection mechanism of calender receiving rolls according to claim 1, wherein: the fixing device (6) comprises an expansion sleeve, the expansion sleeve is annular, the expansion sleeve is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1), and the expansion sleeve is tightly expanded between the roller (1) and the inner wall of the fixing device mounting hole (512).
5. The rotary joint connection mechanism of calender receiving rolls according to claim 1, wherein: the second connecting device (5) is also provided with a plurality of Hafu block fixing holes (54), and each Hafu block fixing hole (54) surrounds the outer ring of the fixing device mounting hole (512) and penetrates through the side wall of the second connecting device (5); the fixing device (6) comprises a Hafu block (61) and a pressing device (62); a plurality of half blocks (61) are spliced into an annular fixed ring, gaps are arranged between the adjacent half blocks (61), and the fixed ring is arranged in the fixing device mounting hole (512) and sleeved on the outer ring of the roller (1); each Haff block (61) corresponds to one Haff block fixing hole (54), and each pressing device (62) passes through one Haff block fixing hole (54) to press the corresponding Haff block (61) on the roller (1).
6. The rotary joint connection mechanism of calender receiving rolls according to claim 5, wherein: the roller (1) is also provided with a Harvard block positioning groove (14), the Harvard block positioning groove (14) is annular, the Harvard block positioning groove (14) surrounds the outer side wall of the roller (1) for one circle and is positioned in the fixing device mounting hole (512), and the section size of the Harvard block positioning groove (14) is gradually increased from the bottom surface to the opening; each haverse block (61) is respectively embedded into the haverse block positioning groove (14), and the cross section shape of the haverse block (61) is matched with the cross section shape of the haverse block positioning groove (14); one surface of each half block (61) positioned on the outer ring of the fixed ring is provided with a compression groove (611) respectively, the compression groove (611) on each half block (61) is enclosed into a ring shape, and one end of each compression device (62) pressed on each half block (61) is embedded into the compression groove (611) respectively; the cross-sectional dimension of the pressing groove (611) gradually increases from the bottom surface to the opening, and the cross-sectional shape of one end of each pressing device (62) pressed on the Harvard block (61) is matched with the cross-sectional shape of the pressing groove (611).
7. The rotary joint connection mechanism of calender receiving rolls according to claim 1, wherein: the roller (1) is also provided with a stop block positioning groove (15), the stop block positioning groove (15) is annular, and the stop block positioning groove (15) surrounds the outer side wall of the roller (1) for one circle and is positioned in the fixing device mounting hole (512); the fixing device (6) comprises a plurality of check blocks, each check block is spliced into an annular check ring, and the check rings are arranged in the fixing device mounting holes (512) and sleeved on the outer ring of the roller (1); each stop block is embedded in the stop block positioning groove (15) respectively, two sides of each stop block are contacted with two sides of the stop block positioning groove (15), and the outer ring of the retainer ring is contacted with the inner wall of the fixing device mounting hole (512).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911251885.1A CN110790483B (en) | 2019-12-09 | 2019-12-09 | Rotary joint connecting mechanism of calender receiving roller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911251885.1A CN110790483B (en) | 2019-12-09 | 2019-12-09 | Rotary joint connecting mechanism of calender receiving roller |
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| CN110790483B true CN110790483B (en) | 2023-12-26 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204058230U (en) * | 2014-07-24 | 2014-12-31 | 中国建材国际工程集团有限公司 | Rolling press scoops out the watercooling jacket of roller |
| CN206915986U (en) * | 2017-07-10 | 2018-01-23 | 四平宏大液压机械制造有限公司 | A kind of stack on new big pull amount calender |
| CN207485887U (en) * | 2017-11-30 | 2018-06-12 | 蚌埠凯盛工程技术有限公司 | A kind of transition roller table bearing cooling mechanism and transition roller table |
| CN209010378U (en) * | 2018-07-20 | 2019-06-21 | 湖州晶德科技有限公司 | A kind of calender double roller |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005051879B3 (en) * | 2005-10-29 | 2007-02-01 | Schott Ag | Furnace for annealing plate glass, with rows of heaters above and below a roller conveyor, comprises a position-dependent heater control system |
| CN211078883U (en) * | 2019-12-09 | 2020-07-24 | 蚌埠凯盛工程技术有限公司 | Rotary joint connecting mechanism of calender receiving roller |
-
2019
- 2019-12-09 CN CN201911251885.1A patent/CN110790483B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204058230U (en) * | 2014-07-24 | 2014-12-31 | 中国建材国际工程集团有限公司 | Rolling press scoops out the watercooling jacket of roller |
| CN206915986U (en) * | 2017-07-10 | 2018-01-23 | 四平宏大液压机械制造有限公司 | A kind of stack on new big pull amount calender |
| CN207485887U (en) * | 2017-11-30 | 2018-06-12 | 蚌埠凯盛工程技术有限公司 | A kind of transition roller table bearing cooling mechanism and transition roller table |
| CN209010378U (en) * | 2018-07-20 | 2019-06-21 | 湖州晶德科技有限公司 | A kind of calender double roller |
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| CN110790483A (en) | 2020-02-14 |
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