CN107781618B - Lubricating system of rotor bearing for rotor spinning machine - Google Patents
Lubricating system of rotor bearing for rotor spinning machine Download PDFInfo
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- CN107781618B CN107781618B CN201711190375.9A CN201711190375A CN107781618B CN 107781618 B CN107781618 B CN 107781618B CN 201711190375 A CN201711190375 A CN 201711190375A CN 107781618 B CN107781618 B CN 107781618B
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- oil pipe
- hole
- spinning machine
- rotor
- rotor spinning
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- 238000007383 open-end spinning Methods 0.000 title claims abstract description 44
- 230000001050 lubricating effect Effects 0.000 title claims description 10
- 238000005461 lubrication Methods 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims description 32
- 238000009987 spinning Methods 0.000 claims description 18
- 230000035939 shock Effects 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 239000010813 municipal solid waste Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 77
- 239000010687 lubricating oil Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
- D01H4/08—Rotor spinning, i.e. the running surface being provided by a rotor
- D01H4/12—Rotor bearings; Arrangements for driving or stopping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N25/00—Distributing equipment with or without proportioning devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a lubrication system of a rotor bearing for a rotor spinning machine, which solves the problems of poor lubrication effect, difficult installation and maintenance and the like of the rotor bearing lubrication system for the rotor spinning machine in the prior art. The invention comprises a quantitative lubrication pump, a main pipeline, a quantitative distributor, a branch pipeline, an anti-pinch support frame and a lubrication mechanism, wherein the quantitative distributor is connected with a frame of a rotor spinning machine, the branch pipeline comprises a straight oil pipe and a spiral oil pipe, one end of the straight oil pipe is connected with the quantitative distributor, the other end of the straight oil pipe is connected with one end of the spiral oil pipe through a threading quick connector, the other end of the spiral oil pipe is connected with the lubrication mechanism, the threading quick connector is arranged on the anti-pinch support frame, and the anti-pinch support frame is connected with the frame. The branch pipelines are connected with the spiral oil pipe in series in a segmented mode, the pipes inside the wallboard can be made of materials with longer service life, the spiral pipes inside the wallboard are made of materials with better elasticity, and therefore the spiral oil pipe is convenient to install and overhaul, and the service life is prolonged.
Description
Technical Field
The invention relates to the technical field of rotor spinning machines, in particular to a lubrication system of a rotor bearing for a rotor spinning machine.
Background
The prior damping sleeves with lubrication holes are two, one is suitable for single-hole lubrication, and can be used for manually assembling and disassembling jackscrews and adding lubricating oil and the like from the upper opening of the bearing seat. The other damping sleeve is used for a double-hole lubrication rotor bearing, two eccentric oil injection holes are formed in the side face of a jackscrew hole, and the damping sleeve is mainly suitable for manually pulling out the bearing for oiling and is not suitable for a centralized lubrication system. The novel damping sleeve for centralized lubrication mentioned in patent application No. 201510663914.0 is mainly applicable to bearings which do not require jackscrew fixation, but is not applicable to conventional bearings which use jackscrew fixation. The novel nipple joint for centralized lubrication mentioned in patent application No. 201510663914.0 uses a female locking device, which is too cumbersome and inconvenient to operate. The existing lubrication pipeline adopts a flexible spiral telescopic oil pipe. However, when the spinning box is closed, the loose flexible spiral telescopic oil pipe is easy to be blocked at the bearing through hole on the wall plate of the main body of the equipment; meanwhile, on the individual machine type, the uncontrolled oil pipe is easily influenced by obstacles composed of parts such as an electric cleaner, a leather roller and the like which are positioned at the middle position and fixedly connected with the equipment main body during movement. In the prior art, the branch pipeline oil pipe is an integral oil pipe, and a material with better elasticity is required due to the movement requirement of the spiral part of the branch pipeline oil pipe; however, the existing elastic materials which are easy to obtain have a short service life generally, and the whole replacement of the split-pipeline oil pipe is very troublesome, so that a new scheme is needed, and the requirements of quick replacement of the oil pipe on the outer side of the wallboard of the frame and long service life of the machine inside which is difficult to overhaul can be met. In addition, because of the equipment maintenance requirement, the connection between the oil pipe and the oil nozzle joint is simpler and easy to assemble and disassemble.
Disclosure of Invention
Aiming at the defects in the background technology, the invention provides a lubrication system of a rotor bearing for a rotor spinning machine, which solves the problems of poor lubrication effect, difficult installation and maintenance and low working efficiency of the rotor bearing lubrication system for the rotor spinning machine in the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a rotor spinning machine is with lubricating system of rotor bearing, includes quantitative lubrication pump, main line, quantitative distributor, branch pipeline, anti-pinch support frame and lubricating mechanism, quantitative lubrication pump passes through the main line and is connected one by one with quantitative distributor, and quantitative lubrication pump installs in the frame, quantitative distributor is connected with the frame of rotor spinning machine, and branch pipeline includes straight oil pipe and spiral oil pipe, and straight oil pipe's one end is connected with quantitative distributor, and the other end is connected with spiral oil pipe's one end through the board quick-operation joint, and spiral oil pipe's the other end is connected with lubricating mechanism, and board quick-operation joint installs on anti-pinch support frame, and anti-pinch support frame is connected with the frame of rotor spinning machine; the lubricating mechanism comprises a damping sleeve arranged in the spinning box, a bearing outer ring used for supporting a bearing is arranged in the damping sleeve, an external thread quick-connection joint and a jackscrew positioning screw are arranged on the damping sleeve, the upper end of the external thread quick-connection joint is communicated with a spiral oil pipe, and the lower end of the external thread quick-connection joint extends into the damping sleeve and corresponds to an oil inlet on the bearing outer ring.
The straight oil pipe is positioned in the rotor spinning machine, passes through a gap between the impurity discharging air pipe and the process air pipe of the rotor spinning machine, bypasses the negative pressure pipe of the rotor spinning machine, and extends out of the rotor spinning machine through an oil pipe channel on a frame wallboard.
The oil pipe is provided with a spring sheath, the quantitative distributor is connected with the frame through a distributor bracket, and the lower part of the quantitative distributor is provided with an oil absorption protection pad.
The part of the straight oil pipe above the tangential belt is provided with a spring sheath.
The straight oil pipe is positioned in the rotor spinning machine and is fixedly arranged along the inner wall of the frame wallboard.
And a spring sheath is arranged at the part of the straight oil pipe close to the tangential belt.
The anti-pinch support frame is located the top of spinning case, is equipped with the through-plate hole on the anti-pinch support frame, is equipped with the through-plate nut in the through-plate hole, and the through-plate nut cooperatees with the through-plate quick-operation joint.
The shock attenuation is sheathe in and is equipped with the connection lantern ring, connects lantern ring and shock attenuation cover interference fit, is equipped with the screw thread through-hole on the connection lantern ring, and the screw thread through-hole corresponds with the oil inlet on the shock attenuation is sheathe in, and screw thread through-hole and external screw thread quick-connect coupler's lower extreme threaded connection.
The damping sleeve is provided with a first through hole, the sleeve wall of the bearing outer ring is provided with a threaded connection through hole, the threaded connection through hole is an oil inlet of the bearing outer ring, the axis of the threaded connection through hole coincides with that of the first through hole, the first through hole is located on the same cylindrical bus with a jackscrew positioning nut on the damping sleeve, the threaded connection through hole is in threaded connection with the lower end of the external thread quick connector, and the upper end of the external thread quick connector penetrates through the first through hole.
Be equipped with the shield on the spinning case, the shield includes flat cover and lower boss, and lower boss is the cavity form, and one side on the flat cover evenly is equipped with the heat dissipation through-hole, the opposite side is equipped with the installation through-hole, and spiral oil pipe passes the installation through-hole and is connected with the external screw thread quick connector.
The mounting through holes are elliptical holes or strip holes.
The branch pipelines are connected in series by sections of the straight oil pipe and the spiral oil pipe, the pipes inside the wallboard are not easy to replace, and materials with longer service life, such as nylon pipes, copper pipes, aluminum pipes and the like, can be adopted. The spiral pipe inside the wallboard is made of a material with better elasticity, such as a thickened PU pipe. The middle is connected by the threading quick-connection plug, when the service life of the elastic material is expired, the elastic material can be conveniently replaced at a position outside the wallboard, the installation and the maintenance are convenient, and meanwhile, the service life of the device is prolonged. According to the invention, the connecting lantern ring which has a certain thickness and is in interference fit with the shock absorbing sleeve is additionally arranged outside the shock absorbing sleeve, so that the connection between the external thread quick-connection connector and the shock absorbing sleeve is realized, the problem that the sleeve is easy to deform and not tight in sealing when the nut is welded in the prior art is solved, and the scheme is easier to implement in the process, and the production cost is reduced. The oil nozzle joint adopts the external thread quick-connection joint, so that the standard component can be adopted, the maintenance and the replacement are simple, and the working efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is a schematic diagram of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the quick connector and the mounting structure of the present invention.
Fig. 3 is a schematic view of a connection structure between an external screw quick connector and a damping sleeve in embodiment 2.
Fig. 4 is a schematic overall structure of embodiment 2 of the present invention.
Fig. 5 is a front view of the dust cap.
Fig. 6 is a left side view of the dust cap.
Fig. 7 is a schematic view of a connection structure between an external screw quick connector and a damping sleeve in embodiment 3.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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 any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, 5 and 6, embodiment 1, a lubrication system for a rotor bearing for a rotor spinning machine comprises a quantitative lubrication pump, a main pipeline, a quantitative distributor 8, a branch pipeline, an anti-pinch support frame 17 and a lubrication mechanism, wherein the quantitative lubrication pump controlled by the long period control system is connected with the quantitative distributor 8 one by one through the main pipeline, an oil pump is fixed on a frame, the quantitative distributor 8 is connected with the frame 1 of the rotor spinning machine, the branch pipeline comprises a straight oil pipe 3 and a spiral oil pipe 4, one end of the straight oil pipe 3 is connected with the quantitative distributor 8, the other end of the straight oil pipe is connected with one end of the spiral oil pipe 4 through a board-penetrating quick connector 5, the other end of the spiral oil pipe 4 is connected with the lubrication mechanism, and lubricating oil enters the straight oil pipe through the quantitative distributor and enters the spiral oil pipe through the board-penetrating quick connector, then enters a damping sleeve in a spinning box through the spiral oil pipe, and then lubricates the rotor bearing. The anti-pinch support frame 17 is located the top of spinning case 6, and the board threading quick-operation joint 5 is installed on the anti-pinch support frame 17, and anti-pinch support frame 17 is connected with frame 1, and the frame is stretched out to the one end of anti-pinch support frame, and board threading quick-operation joint 5 is fixed in respectively on each anti-pinch support frame 17 to be located the outside position of being convenient for overhaul of machine. When the spinning box 6 is opened, overturned, closed and the like, the threading quick connector 5 arranged on the anti-clamping support frame 17 plays a role of a holding point for the spiral oil pipe 4, and guides and controls the spiral oil pipe 4 to orderly move according to a certain track, and the spiral oil pipe 4 can be kept in tension states of different degrees on any station of opening, overturning, closing and the like, so that the spiral oil pipe 4 is ensured not to be clamped between the spinning box 6 and the frame wallboard 7 in a mess when the spinning box 6 is closed. Be equipped with shield 15 on spinning case 6, shield 15 includes upper flat cover 15-1 and lower boss 15-2, lower boss 15-2 is the cavity form, the outward flange of upper flat cover 15-1 is greater than the outward flange of lower boss 15-2, one side on upper flat cover 15-1 evenly is equipped with the through-hole 15-3 that looses, the opposite side is equipped with installation through-hole 15-4, another part does not have the louvre, only set up the installation through-hole, can increase the structural strength around the through-hole, spiral oil pipe 4 passes installation through-hole 15-4 and is connected with external screw thread quick connector 22. The installation through hole 15-4 is an elliptical hole or a strip hole, namely, the longitudinal length is longer than the transverse length, so that on one hand, the spiral oil pipe can be pulled out by pressing the switch of the quick connector by using a small tool under the condition that the dust cover is not scratched; on the other hand, the spinning process requires that fine adjustment of the position in the longitudinal direction of the bearing can be performed when the spinning top is fixedly mounted on the rotor bearing. The lubrication mechanism comprises a damping sleeve 25 arranged in a spinning box 6, a bearing outer ring 28 for supporting a bearing is arranged in the damping sleeve 25, an external thread quick connector 22 and a jackscrew positioning screw 23 are arranged on the damping sleeve 25, the upper end of the external thread quick connector 22 is communicated with a spiral oil pipe 4, the lower end of the external thread quick connector extends into the damping sleeve 25 and corresponds to an oil inlet on the bearing outer ring, lubricating oil enters between the bearing outer ring and a spinning cup bearing through the external thread quick connector and the oil inlet, and the tail end of a nozzle tip is penetrated into the spinning cup bearing in the prior art. When the bearing is independently replaced, the oil nozzle joint is required to be unscrewed to be partly pulled out, and the operation is troublesome. The tail end of the external thread quick connector 22 is short, does not extend into the bearing, and does not influence the free access of the rotor bearing. And the adoption of the external thread quick connector makes the adoption of the standard component possible, the maintenance and the replacement are simple, and the working efficiency is greatly improved. The anti-pinch support frame 17 is provided with a through board through hole 20, a through board nut 21 is arranged in the through board through hole 20, and the through board nut 21 is matched with the through board quick connector 5 to realize the functions of quick connection and oil pipe fixation; the quick connector 5 itself must have a good sealing function to prevent leakage of lubricating oil.
The straight oil pipe 3 is positioned inside the rotor spinning machine, the straight oil pipe 3 passes through a gap between the impurity discharging air pipe 13 and the process air pipe 14 of the rotor spinning machine, bypasses the negative pressure pipe 16 of the rotor spinning machine and bypasses other parts which can help the straight oil pipe 3 to be far away from the tangential belt 2, and the straight oil pipe 3 extends out of the rotor spinning machine through the oil pipe channel 9 on the frame wallboard 7. The straight oil pipe 3 bypasses the tangential belt 2 as far as possible, and the part close to the tangential belt is provided with the spring jacket 18, so that the effect of protecting the straight oil pipe is well achieved, the quantitative distributor 8 is connected with the frame 1 through the distributor bracket 10, or is connected with the frame through punching and bolts, and the oil absorption protection pad is arranged at the lower part of the quantitative distributor 8, so that the effect of preventing leakage is well achieved.
As shown in fig. 4, in embodiment 2, a lubrication system of a rotor bearing for a rotor spinning machine, the straight oil pipe 3 is located inside the rotor spinning machine, the straight oil pipe 3 is mainly located inside the machine, is fixed along the inner wall of a frame wallboard 7 as close as possible, bypasses the tangential belt 2 as far as possible, and is provided with a metal spring sheath 18 at a position close to the tangential belt 2, and finally is connected with the spiral oil pipe 4 through the frame wallboard 7 by using a threading quick connector 5. The straight oil pipe 3 is mostly positioned in the machine, is inconvenient to maintain, and is made of materials with long service life, such as nylon pipes, steel pipes or aluminum pipes; the spiral oil pipe 4 is arranged outside the machine, is convenient to maintain, and is made of a material with better elasticity, such as a thickened PU pipe.
Further, a connecting lantern ring 26 is arranged on the shock absorbing sleeve 25, the connecting lantern ring 26 is in interference fit with the shock absorbing sleeve 25, a threaded through hole 27 is arranged on the connecting lantern ring 26, the threaded through hole 27 corresponds to an oil inlet on the shock absorbing sleeve 25, and the threaded through hole 27 is in threaded connection with the lower end of the external threaded quick connector 22. The damping sleeve in the prior art comprises a jackscrew positioning hole and a threaded lubrication hole, the threads of the lubrication hole are realized through a hexagonal nut, and only welding can be adopted in practical application, but because the sleeve of the damping sleeve belongs to a thin-wall part, the sleeve is deformed due to excessive welding, the slight spot welding is not tight in sealing, and lubricating oil flows outwards during high-speed operation. If laser welding is used, sealing is possible, but the cost is high. According to the invention, the connecting lantern ring which has a certain thickness and is in interference with the sleeve is additionally arranged outside the sleeve of the damping sleeve, the threaded through hole is arranged at the lubricating hole position, the external threaded quick connector 22 is connected with the damping sleeve through the connecting lantern ring, the problems are well solved, the scheme is easier to implement in technology, and the production cost is reduced.
The other mechanism is the same as in embodiment 1.
As shown in fig. 7, in embodiment 3, in a lubrication system of a rotor bearing for a rotor spinning machine, a first through hole 27a is provided on the damping sleeve 25, a threaded connection through hole 26a is provided on the sleeve wall of the bearing outer ring 28, the threaded connection through hole 26a is an oil inlet of the bearing outer ring 28, the axis of the threaded connection through hole 26a coincides with the axis of the first through hole 27a, the first through hole 27a is located on the same cylindrical bus as the jackscrew positioning nut 23 on the damping sleeve 25, the threaded connection through hole 26a is in threaded connection with the lower end of the external thread quick connector 22, the upper end of the external thread quick connector 22 passes through the first through hole 27a and is connected with the spiral oil pipe, and lubricating oil enters between the bearing outer ring and the bearing through the external thread quick connector and the oil inlet to lubricate the bearing. The external thread quick connector is directly connected with the bearing outer ring through threads, and a sealing gasket can be properly added according to the needs, so that the number of parts is reduced, and the replacement is convenient.
Other structures are the same as those of embodiment 2.
Embodiment 4, a lubrication system of a rotor bearing for a rotor spinning machine, in which a straight oil pipe 3 is located inside the rotor spinning machine, the straight oil pipe 3 passes through a gap between a trash discharge air pipe 13 and a process air pipe 14 of the rotor spinning machine, bypasses a negative pressure pipe 16 of the rotor spinning machine, and bypasses other parts that can help the straight oil pipe 3 to be far away from a tangential belt 2, and the straight oil pipe 3 protrudes outside the rotor spinning machine through an oil pipe passage 9 on a frame wallboard 7. The straight oil pipe 3 bypasses the tangential belt 2 as far as possible, and a spring jacket 18 is arranged at the part close to the tangential belt, so that the straight oil pipe is well protected. The damping sleeve 25 is provided with a first through hole 27a, the sleeve wall of the bearing outer ring 28 is provided with a threaded connection through hole 26a, the threaded connection through hole 26a is an oil inlet of the damping sleeve 25, the axis of the threaded connection through hole 26a coincides with that of the first through hole 27a, the first through hole 27a is positioned on the same cylindrical bus with a jackscrew positioning nut 23 on the damping sleeve 25, the threaded connection through hole 26a is in threaded connection with the lower end of the external thread quick connector 22, and the upper end of the external thread quick connector 22 penetrates through the first through hole 27a. The external thread quick connector is directly connected with the bearing outer ring through threads, and a sealing gasket can be properly added according to the needs, so that the number of parts is reduced, and the replacement is convenient.
Other structures are the same as in embodiment 1.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. The utility model provides a rotor spinning machine is with lubricating system of rotor bearing, includes quantitative lubrication pump, main line, quantitative distributor (8), divides the pipeline, prevents pressing from both sides support frame (17) and lubricating mechanism, its characterized in that: the quantitative lubrication pump is connected with the quantitative distributor (8) one by one through a main pipeline, the quantitative lubrication pump is arranged on the frame (1), the quantitative distributor (8) is connected with the frame (1) of the rotor spinning machine, the branch pipeline comprises a straight oil pipe (3) and a spiral oil pipe (4), one end of the straight oil pipe (3) is connected with the quantitative distributor (8), the other end of the straight oil pipe is connected with one end of the spiral oil pipe (4) through a threading quick connector (5), the other end of the spiral oil pipe (4) is connected with the lubrication mechanism, the threading quick connector (5) is arranged on an anti-clamping support frame (17), and the anti-clamping support frame (17) is connected with the frame (1) of the rotor spinning machine;
the lubricating mechanism comprises a damping sleeve (25) arranged in a spinning box (6), a bearing outer ring (28) for supporting a bearing is arranged in the damping sleeve (25), an external thread quick-connection joint (22) and a jackscrew positioning screw (23) are arranged on the damping sleeve (25), the upper end of the external thread quick-connection joint (22) is communicated with a spiral oil pipe (4), and the lower end of the external thread quick-connection joint extends into the damping sleeve (25) and corresponds to an oil inlet on the bearing outer ring (28); the tail end of the external thread quick connector (22) is shorter and does not extend into the bearing;
the straight oil pipe (3) is positioned in the rotor spinning machine, the straight oil pipe (3) passes through a gap between a trash discharging air pipe (13) and a process air pipe (14) of the rotor spinning machine and bypasses a negative pressure pipe (16) of the rotor spinning machine, and the straight oil pipe (3) extends out of the rotor spinning machine through an oil pipe channel (9) on a frame wallboard (7);
or the straight oil pipe (3) is positioned in the rotor spinning machine, and the straight oil pipe (3) is fixedly arranged along the inner wall of the frame wallboard (7);
the anti-pinch support frame (17) is positioned above the spinning box (6), a through board through hole (20) is formed in the anti-pinch support frame (17), a through board nut (21) is arranged in the through board through hole (20), and the through board nut (21) is matched with the through board quick connector (5);
a connecting lantern ring (26) is arranged on the shock absorption sleeve (25), the connecting lantern ring (26) is in interference fit with the shock absorption sleeve (25), a threaded through hole (27) is arranged on the connecting lantern ring (26), the threaded through hole (27) and a jackscrew positioning nut (23) on the shock absorption sleeve are positioned on the same cylindrical bus, the threaded through hole (27) corresponds to an oil inlet on a bearing outer ring (28), and the threaded through hole (27) is in threaded connection with the lower end of an external thread quick-connection joint (22);
or, be equipped with first through-hole (27 a) on damping sleeve (25), be equipped with threaded connection through-hole (26 a) on the mantle wall of bearing outer lane (28), threaded connection through-hole (26 a) are the oil inlet of bearing outer lane (28), the axis of threaded connection through-hole (26 a) and the axis coincidence of first through-hole (27 a), jackscrew locating nut (23) on first through-hole (27 a) and the damping sleeve (25) are in same cylinder busbar, threaded connection through-hole (26 a) and the lower extreme threaded connection of external screw quick-connect (22), the upper end of external screw quick-connect (22) passes first through-hole (27 a).
2. A rotor spinning machine rotor bearing lubrication system according to claim 1, wherein: the oil pipe (3) is provided with a spring sheath (18), the quantitative distributor (8) is connected with the frame (1) through a distributor bracket (10), and the lower part of the quantitative distributor (8) is provided with an oil absorption protection pad.
3. A rotor spinning machine rotor bearing lubrication system according to claim 2, wherein: the part of the straight oil pipe (3) above the tangential belt (2) is provided with a spring sheath (18).
4. A rotor spinning machine rotor bearing lubrication system according to claim 2, wherein: the part of the straight oil pipe (3) close to the tangential belt (2) is provided with a spring sheath (18).
5. A rotor spinning machine rotor bearing lubrication system according to claim 1, wherein: be equipped with shield (15) on spinning case (6), shield (15) include upper flat cover (15-1) and lower boss (15-2), and lower boss (15-2) are the cavity form, and one side on upper flat cover (15-1) evenly is equipped with heat dissipation through-hole (15-3), and the opposite side is equipped with installation through-hole (15-4), and spiral oil pipe (4) pass installation through-hole (15-4) and are connected with external screw thread quick-connect (22).
6. The rotor spinning machine rotor bearing lubrication system according to claim 5, wherein: the mounting through holes (15-4) are elliptical holes or strip holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711190375.9A CN107781618B (en) | 2017-11-24 | 2017-11-24 | Lubricating system of rotor bearing for rotor spinning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711190375.9A CN107781618B (en) | 2017-11-24 | 2017-11-24 | Lubricating system of rotor bearing for rotor spinning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107781618A CN107781618A (en) | 2018-03-09 |
| CN107781618B true CN107781618B (en) | 2023-11-03 |
Family
ID=61431010
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| Application Number | Title | Priority Date | Filing Date |
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| CZ2019385A3 (en) * | 2019-06-18 | 2020-12-30 | Rieter Cz S.R.O. | Spinning rotor bearing of a rotor spinning machine and a cover with a mandrel for closing the hole for lubricating the double-row ball bearing of the spinning rotor |
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| CN102644838A (en) * | 2012-05-15 | 2012-08-22 | 临沂市爱普工具有限公司 | Ultrahigh-pressure electric grease filling machine with multiple pump bodies |
| CN204739401U (en) * | 2015-05-06 | 2015-11-04 | 新昌县儒岙镇牛牛机械厂 | Bearing |
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| CN107781618A (en) | 2018-03-09 |
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