Bearing seat for four-row tapered roller bearing for new-structure rolling mill
Technical Field
The invention belongs to the technical field of bearing seats, and particularly relates to a bearing seat for a four-row tapered roller bearing for a rolling mill with a novel structure.
Background
The bearing seat is a supporting and fixing component which can receive comprehensive load and has a special structure, and has the characteristics of compact structure, sensitive rotation, convenient maintenance and the like.
The bearing seat can refer to patent No. CN102852981B, and mainly comprises a bearing seat body, wherein the top end surface of the bearing seat body is an arc surface, a water cooling groove is arranged on the arc surface, and a stainless steel cover plate is welded on the outer side of the water cooling groove in a sealing manner; and the bottom of the bearing seat body is provided with a water inlet hole and a water outlet hole which are respectively communicated with the water cooling grooves on the two sides of the arc surface. The verticality of the front plane and the back plane of the bearing seat body and the bottom surface is within the range of +/-0.05 mm; the stainless steel cover plate is made of 0Cr18Ni stainless steel, and the bearing seat body is made of carbon steel Q235, Q345B or Q345D.
When the existing similar bearing seat is used, the upper portion and the lower portion of the bearing seat are connected and fixed through bolts, workers need to hold a wrench to disassemble and assemble, the disassembling is complicated, the heat dissipation performance is poor, heat generated by rotation of the bearing is difficult to timely release, the service life of internal lubricating oil is shortened due to the fact that the temperature is too high, and the lubricating effect of the bearing is affected.
Disclosure of Invention
In order to solve the technical problems, the invention provides a bearing seat for a four-row tapered roller bearing for a rolling mill with a new structure, which aims to solve the problems that when the existing similar bearing seat is used, bolts are mostly adopted to connect and fix the upper part and the lower part of the bearing seat, workers need to hold a wrench to disassemble and assemble the bearing seat, the bearing seat is complicated, the heat generated by the rotation of the bearing is difficult to release in time, the service life of internal lubricating oil is easily shortened due to overhigh temperature, and the lubricating effect of the bearing is influenced.
The invention relates to a bearing seat for a four-row tapered roller bearing for a rolling mill with a novel structure, which is achieved by the following specific technical means:
a bearing seat for a four-row tapered roller bearing for a rolling mill with a new structure comprises a bearing base;
the left end and the right end of the top of the bearing base are respectively connected with the left end and the right end of the bottom of the bearing top seat, and the right end of the bearing top seat is connected with the clamping hook;
the oil injection assembly is arranged on the top side of the bearing top seat;
the clamping hook is respectively connected with the arc-shaped spring and the manual bolt;
the oil storage tank, the oil storage tank is provided with two, is convex, and the oil storage tank passes through the knob and links to each other with the bearing base.
Furthermore, the left end of the bearing top seat is rotatably connected with the left end of the bearing base, the right end of the bearing top seat is provided with a barb, the bottom end of the hook is rotatably connected with the right end of the bearing base, and the top side of the barb is attached to the bottom side of the hook.
Further, the right side of the bearing base is symmetrically provided with two guide arc rods, the outer sides of the guide arc rods are respectively sleeved with an arc spring, guide sliding holes are respectively formed in two ends of each clamping hook, the guide arc rods are connected in the guide sliding holes in a sliding mode, and the top ends of the arc springs are attached to the bottom sides of the clamping hooks.
Furthermore, an auxiliary screw hole is formed in the left side of the bearing base, a fixing hole is formed in the clamping hook, the auxiliary screw hole is communicated with the fixing hole, a manual bolt is inserted into the fixing hole, and the inner end of the manual bolt is in threaded connection with the auxiliary screw hole.
Furthermore, a lubricating channel is formed in the bearing top seat, the top end of the lubricating channel is communicated with the oil injection assembly, and two ends of the bottom of the lubricating channel are respectively located on the inner sides of the front end and the rear end of the bearing top seat.
Further, the oiling subassembly includes:
the left side of the top of the oil storage cavity is provided with an oil filling port;
the two sides of the oil control cavity are respectively provided with an adjusting slide hole;
the top of the oil filling pipe is communicated with the oil storage cavity, the bottom of the oil filling pipe is communicated with the lubricating channel, and the oil control cavity is communicated with the oil filling pipe;
the oil control column is connected in the oil control cavity in a sliding mode, a sealing ring is embedded on the outer side of the oil control column and is in sliding fit with the inner wall of the oil control cavity, two sides of the oil control column are connected with pull rings respectively, and two ends of each pull ring are connected in the adjusting slide holes respectively in a sliding mode.
Further, the oiling subassembly includes:
and the elastic piece is arranged at the left end in the oil control cavity, and the right end of the elastic piece is connected with the oil control column.
Furthermore, radiating fins are arranged on the top side of the bearing top seat at equal intervals and are wavy.
Further, both sides are the symmetry around the bearing base and rotate and be connected with two knobs, and the oil storage tank is laminated both sides around the bearing base respectively, and both ends have been seted up respectively about the oil storage tank and have been linked the hole, and knob sliding connection is in linking downthehole portion, and the knob inboard rotates the laminating with the oil storage tank outside.
Compared with the prior art, the invention has the following beneficial effects:
1. the arrangement of the clamping hook is beneficial to the left rotation of the clamping hook when the bearing top seat is rotationally buckled at the top of the bearing base, so that the bottom side of the clamping hook is contacted with the top side of the barb, the right end of the bearing top seat is fixed through the clamping hook, the stability of the bearing in the bearing top seat is guaranteed, and the disassembly, assembly and fixation of the bearing are more convenient; the arc spring is matched to apply thrust to the clamping hook to drive the clamping hook to rotate left, so that the attaching tightness of the bottom side of the clamping hook and the top side of the barb is guaranteed, the top end of the clamping hook is prevented from being separated from the right end of the bearing top seat, and the using stability of the bearing is influenced; and the use of cooperation manual bolt, when treating that the pothook rotates to the top extreme position, supplementary screw communicates with the fixed orifices, connects in supplementary screw with manual bolt inner, carries out supplementary fixed to the pothook through manual bolt, stability when the guarantee pothook uses.
2. The setting of oiling subassembly, be favorable to when the pull ring area moves oil column and remove left, both ends keep the connected state about the notes oil pipe, the inside lubricating oil of oil storage chamber flows in lubricated passageway through the notes oil pipe, the realization is to bearing lubrication operation, when accuse oil column moves right, accuse oil column blocks up the notes oil pipe, avoid lubricating oil filling too much to cause the waste, and exert thrust through the elastic component to accuse oil column, drive accuse oil column and move right, make notes oil pipe be in the jam state all the time, prevent that the inside lubricating oil of oil storage chamber from leaking to lubricated passageway in, play and block the effect by oneself to lubricating oil.
3. The setting of bearing footstock top side fin is favorable to increasing bearing footstock top side heat radiating area through the fin to promote inside bearing radiating effect, avoid the bearing high temperature, influence lubricating oil life.
4. The setting of oil storage tank and knob is favorable to accepting the collection through the lubricating oil that the oil storage tank trickled down that both sides were trickled down around to the bearing base, prevents that lubricating oil from dripping to equipment on, influences the equipment cleanliness nature, and convenient regular rotation knob makes the knob can with the oil storage tank sliding separation to take off the cleanness with both sides oil storage tank around the bearing base.
Drawings
Fig. 1 is a schematic diagram of the right-side structure of the present invention.
Fig. 2 is a schematic diagram of the left-side structure of the present invention.
Fig. 3 is a schematic view of a disassembled structure of the oil storage tank at the outer side of the bearing base.
Fig. 4 is a schematic view of the structure of the bearing base and the hook of the present invention.
FIG. 5 is a schematic diagram of a disassembled structure of the oil injection assembly at the top of the bearing top seat.
Fig. 6 is a schematic sectional structure view of the bearing top seat of the present invention.
FIG. 7 is a schematic diagram of the oil injection assembly of the present invention in a side-by-side configuration.
FIG. 8 is a cross-sectional structural schematic view of the oiling assembly of the present invention.
Fig. 9 is a schematic cross-sectional view of the reservoir chamber of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a bearing mount; 101. a guide arc rod; 102. an auxiliary screw hole; 2. a bearing top seat; 201. a barb; 202. a lubrication channel; 203. a heat sink; 4. an oiling component; 401. an oil storage chamber; 4011. an oil filler; 402. an oil control cavity; 4021. adjusting the sliding hole; 403. an oil filling pipe; 404. controlling an oil column; 4041. a seal ring; 4042. a pull ring; 405. an elastic member; 5. a hook; 501. a guide slide hole; 502. a fixing hole; 6. an arc-shaped spring; 7. a manual bolt; 8. an oil storage tank; 801. connecting holes; 9. a knob.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a bearing seat for a four-row tapered roller bearing for a rolling mill with a novel structure, which comprises a bearing base 1, an oiling component 4 and an oil storage tank 8;
the left end and the right end of the top of the bearing base 1 are respectively connected with the left end and the right end of the bottom of the bearing top seat 2, and the right end of the bearing top seat 2 is connected with the clamping hook 5; the radiating fins 203 are arranged on the top side of the bearing top base 2 at equal intervals, the radiating fins 203 are wavy, and the radiating area of the top side of the bearing top base 2 is increased through the radiating fins 203, so that the radiating effect of the internal bearing is improved, and the phenomenon that the service life of lubricating oil is influenced due to overhigh temperature of the bearing is avoided; the left end of the bearing top seat 2 is rotatably connected with the left end of the bearing base 1, the right end of the bearing top seat 2 is provided with a barb 201, the bottom end of the hook 5 is rotatably connected with the right end of the bearing base 1, the top side of the barb 201 is attached to the bottom side of the hook 5, when the bearing top seat 2 is rotatably buckled on the top of the bearing base 1, the hook 5 rotates leftwards, so that the bottom side of the hook 5 is contacted with the top side of the barb 201, the right end of the bearing top seat 2 is fixed through the hook 5, the stability of a bearing in the bearing top seat 2 is guaranteed, and the bearing is more convenient to disassemble and fix; the oiling component 4 is arranged on the top side of the bearing top seat 2; a lubricating channel 202 is formed in the bearing top seat 2, the top end of the lubricating channel 202 is communicated with the oil injection assembly 4, two ends of the bottom of the lubricating channel 202 are respectively located at the inner sides of the front end and the rear end of the bearing top seat 2, lubricating oil is injected into the lubricating channel 202 through the oil injection assembly 4, the lubricating channel 202 guides the lubricating oil to the inner sides of the front end and the rear end of the bearing top seat 2 respectively, the lubricating oil is in contact with two sides of a bearing, and the lubricating effect of the bearing is guaranteed; the hook 5 is respectively connected with an arc spring 6 and a manual bolt 7; the oil storage tanks 8 are two and arc-shaped, and the oil storage tanks 8 are connected with the bearing base 1 through the knobs 9.
Wherein, the right side of the bearing base 1 is symmetrically provided with two guide arc rods 101, the outer sides of the guide arc rods 101 are respectively sleeved with an arc spring 6, two ends of the hook 5 are respectively provided with a guide sliding hole 501, the guide arc rods 101 are slidably connected in the guide sliding holes 501, and the top end of the arc spring 6 is attached to the bottom side of the hook 5;
adopt above-mentioned technical scheme, exert thrust through arc spring 6 to pothook 5, drive pothook 5 to the left-hand rotation, guarantee the compactness of 5 bottom sides of pothook and barb 201 top side laminating, prevent 5 tops of pothook and the separation of 2 right-hand members in the bearing footstock, stability when influence bearing uses.
The left side of the bearing base 1 is provided with an auxiliary screw hole 102, the inside of the hook 5 is provided with a fixing hole 502, the auxiliary screw hole 102 is communicated with the fixing hole 502, the manual bolt 7 is inserted into the fixing hole 502, and the inner end of the manual bolt 7 is in threaded connection with the auxiliary screw hole 102;
by adopting the technical scheme, when the clamping hook 5 rotates to the top end limit position, the auxiliary screw hole 102 is communicated with the fixing hole 502, the inner end of the manual bolt 7 is connected into the auxiliary screw hole 102, the clamping hook 5 is fixed in an auxiliary mode through the manual bolt 7, and the stability of the clamping hook 5 in use is guaranteed.
Wherein, oiling subassembly 4 including: an oil storage cavity 401, an oil control cavity 402, an oil filling pipe 403, an oil control column 404 and an elastic member 405;
the left side of the top of the oil storage cavity 401 is provided with an oil filling port 4011; two sides of the oil control cavity 402 are respectively provided with an adjusting slide hole 4021; the top of the oil filling pipe 403 is communicated with the oil storage cavity 401, the bottom of the oil filling pipe 403 is communicated with the lubricating channel 202, and the oil control cavity 402 is communicated with the oil filling pipe 403; the oil control column 404 is slidably connected into the oil control cavity 402, a sealing ring 4041 is embedded on the outer side of the oil control column 404, the sealing ring 4041 is in sliding fit with the inner wall of the oil control cavity 402, two sides of the oil control column 404 are respectively connected with a pull ring 4042, and two ends of the pull ring 4042 are respectively slidably connected into the adjusting sliding hole 4021; the elastic piece 405 is arranged at the left end inside the oil control cavity 402, and the right end of the elastic piece 405 is connected with the oil control column 404;
by adopting the technical scheme, when the pull ring 4042 drives the oil control column 404 to move leftwards, the upper end and the lower end of the oil filling pipe 403 are kept in a communicated state, lubricating oil in the oil storage cavity 401 flows into the lubricating channel 202 through the oil filling pipe 403 to lubricate a bearing, when the oil control column 404 moves rightwards, the oil control column 404 blocks the oil filling pipe 403 to avoid waste caused by excessive filling of the lubricating oil, thrust is applied to the oil control column 404 through the elastic piece 405 to drive the oil control column 404 to move rightwards, so that the oil filling pipe 403 is always in a blocked state, the lubricating oil in the oil storage cavity 401 is prevented from leaking into the lubricating channel 202, and the self-blocking effect on the lubricating oil is achieved.
In another embodiment, the front side and the rear side of the bearing base 1 are symmetrically and rotatably connected with two knobs 9, the oil storage tanks 8 are respectively attached to the front side and the rear side of the bearing base 1, the left end and the right end of each oil storage tank 8 are respectively provided with a connecting hole 801, the knobs 9 are slidably connected inside the connecting holes 801, and the inner sides of the knobs 9 are rotatably attached to the outer sides of the oil storage tanks 8;
adopt above-mentioned technical scheme, the lubricating oil that drips that both sides are flowed down around to bearing base 1 through oil storage tank 8 accepts and collects, prevents that lubricating oil from dripping to equipment on, influencing equipment cleanliness nature, and convenient regular rotation knob 9 makes knob 9 can slide separation with oil storage tank 8 to take off the cleanness with bearing base 1 front and back both sides oil storage tank 8.
The specific use mode and function of the embodiment are as follows:
when the bearing top seat is used, a bearing is placed in the bearing base 1, the bearing top seat 2 is buckled on the top side of the bearing, the arc-shaped spring 6 applies thrust to the clamping hook 5 to drive the clamping hook 5 to rotate leftwards, so that the bottom side of the clamping hook 5 is contacted with the top side of the barb 201, the right end of the bearing top seat 2 is fixed through the clamping hook 5, the stability of the bearing in the bearing top seat 2 is guaranteed, and the bearing is more convenient to disassemble and fix; the auxiliary screw hole 102 on the right side of the bearing base 1 is communicated with the fixing hole 502 in the clamping hook 5, the inner end of the manual bolt 7 is connected into the auxiliary screw hole 102, and the clamping hook 5 is fixed in an auxiliary manner through the manual bolt 7, so that the stability of the clamping hook 5 in use is guaranteed; when the pull ring 4042 drives the oil control column 404 to move leftwards, the upper end and the lower end of the oil injection pipe 403 are kept in a communicated state, lubricating oil in the oil storage cavity 401 flows into the lubricating channel 202 through the oil injection pipe 403, and the lubricating oil is respectively guided to the inner sides of the front end and the rear end of the bearing top seat 2, so that the lubricating oil is contacted with the two sides of the bearing, and the bearing lubricating operation is realized; the elastic element 405 applies a thrust to the oil control column 404 to drive the oil control column 404 to move rightwards, so that the oil filling pipe 403 is always in a blocking state, lubricating oil in the oil storage cavity 401 is prevented from leaking into the lubricating channel 202, and a self-blocking effect on the lubricating oil is achieved; in the process of bearing rotation, the radiating fins 203 increase the radiating area of the top side of the bearing top seat 2, so that the radiating effect of the internal bearing is improved, and the phenomenon that the service life of lubricating oil is influenced due to overhigh temperature of the bearing is avoided; the lubricating oil that the both sides flowed down around the bearing base 1 of oil storage tank 8 accepts and collects, prevents that lubricating oil from dripping to equipment, influences equipment cleanliness nature, and convenient regular rotation knob 9 makes knob 9 can slide separation with oil storage tank 8 to take off cleanness with bearing base 1 front and back both sides oil storage tank 8.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.