CN111230819A - Support arrangement for spiale axle sleeve - Google Patents
Support arrangement for spiale axle sleeve Download PDFInfo
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- CN111230819A CN111230819A CN202010042293.5A CN202010042293A CN111230819A CN 111230819 A CN111230819 A CN 111230819A CN 202010042293 A CN202010042293 A CN 202010042293A CN 111230819 A CN111230819 A CN 111230819A
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- supporting
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- shaft
- shaft sleeve
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a supporting device of a spindle sleeve, which comprises: the lifting device comprises a shaft sleeve support frame body, a lifting assembly, a guide assembly, a support plate and a shaft sleeve support assembly; the shaft sleeve support frame body is provided with a lifting assembly, the lifting assembly is provided with a support plate, and the support plate is driven to lift through the lifting of the lifting assembly; the number of the guide assemblies is more than 3, and each set of guide assembly is arranged between the shaft sleeve support frame body and the support plate; when the supporting plate is lifted, the guide assembly extends or shortens along with the supporting plate; the shaft sleeve supporting assembly is fixedly connected to the supporting plate to support the shaft sleeve. Through above-mentioned axle sleeve strutting arrangement, can still reduce working strength when the dismouting rolling mill spiale and axle sleeve more convenient, safe.
Description
Technical Field
The application relates to the technical field of cold rolling mill equipment, in particular to a supporting device of a spindle sleeve.
Background
In the production of cold rolling and acid rolling, a rolling mill is key equipment for cold rolling and acid rolling, hot rolling and rough rolling of strip steel are rolled under a cold state, a hydraulic system provides thousands of tons of pressure in the vertical direction in the deformation process, and a connecting shaft drives a roller to rotate, so that the continuous rolling of the strip steel in the three-dimensional direction is realized. The spindle is abraded in the continuous rotation process, and the spindle sleeve needs to be replaced periodically; on the other hand, the oil pocket for providing lubrication for the spindle and the shaft sleeve thereof can be cracked under the continuous friction action, the damaged oil pocket also needs to be replaced periodically, and the spindle and the shaft sleeve need to be detached and installed in the process. Before the support device is not available, the connecting shaft is detached from the rolling mill, then one end of the connecting shaft is heightened by wood, several persons cooperate to detach the connecting shaft and the shaft sleeve, then the oil pocket can be replaced selectively, and then a new shaft sleeve is sleeved on one end of the connecting shaft; the shaft sleeve at the other end of the connecting shaft is replaced in the same way. The weight of spiale is several tons, and the spiale axle sleeve also is more than several hundred kilograms, adopts this kind of mode to carry out the dismouting of spiale axle sleeve, and the amount of labour is big, and dangerous inconvenient moreover. Therefore, an auxiliary tool for more conveniently assembling and disassembling the shaft sleeve is needed.
Disclosure of Invention
The invention provides a supporting device of a spindle sleeve, which aims to solve or partially solve the technical problems of inconvenient disassembly and assembly and huge workload of the existing spindle sleeve.
In order to solve the above technical problem, the present invention provides a supporting device for a spindle sleeve, comprising: the lifting device comprises a shaft sleeve support frame body, a lifting assembly, a guide assembly, a support plate and a shaft sleeve support assembly;
the shaft sleeve support frame body is provided with a lifting assembly, the lifting assembly is provided with a support plate, and the support plate is driven to lift through the lifting of the lifting assembly;
the number of the guide assemblies is more than 3, and each set of guide assembly is arranged between the shaft sleeve support frame body and the support plate; when the supporting plate is lifted, the guide assembly extends or shortens along with the supporting plate;
the shaft sleeve supporting assembly is fixedly connected to the supporting plate to support the shaft sleeve.
Optionally, the shaft sleeve support frame body comprises a top plate; the lifting component comprises a screw rod, an upper supporting block, a lower supporting block and a disc handle;
an external thread is arranged on the screw rod, and one end of the screw rod is fixedly connected to the upper supporting block; the middle part of the lower supporting block is provided with a hole and an internal thread, and the other end of the screw rod penetrates through the lower supporting block and extends towards the inside of the shaft sleeve supporting frame body;
the upper supporting block is fixedly connected to the lower surface of the supporting plate; the lower supporting block is fixedly connected to the upper surface of the top plate of the shaft sleeve supporting frame body;
the center of the disc handle is provided with a hole and an internal thread, is sleeved on the screw rod and is positioned between the upper support block and the lower support block; when the disk handle is turned, the screw raises or lowers the support plate.
According to the technical scheme, the guide assembly comprises a guide post and a guide sleeve;
the bottom end of the guide sleeve is closed, the top end of the guide sleeve is opened, and the guide sleeve is fixed and penetrates through the top plate of the shaft sleeve support frame body;
the guide post is sleeved in the guide sleeve;
when the supporting plate goes up and down, the guide post goes up and down in the guide sleeve along with the supporting plate.
According to the technical scheme, the number of the shaft sleeve supporting assemblies is two, and the shaft sleeve supporting assemblies are parallel to each other and fixedly connected to the upper surface of the supporting plate at intervals of a first preset distance; each set of shaft sleeve supporting assembly comprises two first supporting seats, a first supporting shaft, a first bearing and more than two supporting rings;
the first supporting seat is fixedly connected to the upper surface of the supporting plate;
one end of the first support shaft is fixedly connected to one set of first support seats, and the other end of the first support shaft is fixedly connected to the other set of first support seats;
the first bearing is sleeved on the first support shaft and can rotate on the first support shaft;
the support ring is sleeved on the first bearing to support the spindle sleeve.
Further, the first preset distance satisfies: when the spindle sleeve is placed between the two sets of shaft sleeve supporting assemblies, the included angle between the tangent line of the supporting ring on one set of shaft sleeve supporting assembly and the spindle sleeve at the contact point and the tangent line of the supporting ring on the other set of shaft sleeve supporting assembly and the spindle sleeve at the contact point is 120-150 degrees.
Optionally, the bottom of the shaft sleeve support frame body is also provided with a roller.
Based on the same inventive concept of the foregoing technical solution, the present invention further provides a spindle support apparatus, including a spindle support device and a spindle sleeve support device as in the foregoing technical solution;
the connecting shaft supporting device comprises a connecting shaft supporting frame body, more than two sets of connecting shaft supporting assemblies are arranged at the top end of the connecting shaft supporting frame body, and the connecting shaft supporting assemblies are used for supporting connecting shafts.
Optionally, each set of connecting shaft supporting assembly comprises two second supporting seats, one second supporting shaft and one second bearing;
the second supporting seat is fixedly connected to the top end of the supporting frame body of the connecting shaft;
one end of the second supporting shaft is fixedly connected to one set of second supporting seat, and the other end of the second supporting shaft is fixedly connected to the other set of second supporting seat;
the second bearing is sleeved on the second support shaft and can rotate on the second support shaft; the second bearing is used for supporting the connecting shaft.
Furthermore, the surface of the second bearing is sleeved with elastic plastic or elastic rubber.
Through one or more technical schemes of the invention, the invention has the following beneficial effects or advantages:
the invention provides a supporting device of a spindle sleeve, which can be used for supporting a spindle according to the spatial position of the spindle by arranging a lifting assembly on a spindle support body. Convenient adjustment height and support the spiale axle sleeve of dismouting in-process, when having realized more convenient, safe dismouting spiale and axle sleeve, also reduced working strength.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 illustrates a front view of a spiale sleeve support apparatus in accordance with one embodiment of the present invention;
FIG. 2 illustrates a right side view of the spiale sleeve support apparatus in accordance with one embodiment of the present invention;
FIG. 3 illustrates a top view of a spiale sleeve support apparatus in accordance with one embodiment of the present invention;
FIG. 4 illustrates a front view of an axle support arrangement according to one embodiment of the present invention;
FIG. 5 illustrates a top view of an axle support arrangement according to one embodiment of the present invention;
FIG. 6 illustrates a schematic view of an axle support apparatus including an axle sleeve support arrangement and an axle support arrangement according to one embodiment of the present invention;
description of reference numerals:
1. the shaft sleeve supports the frame body; 2. a lifting assembly; 21. a screw; 22. an upper support block; 23. a lower support block; 24. a disc handle; 3. a guide assembly; 31. a guide post; 32. a guide sleeve; 4. a support plate; 5. a shaft sleeve support assembly; 51. a first support base; 52. a first support shaft; 53. a first bearing; 54. a support ring; 6. a spindle sleeve is connected; 7. a roller; 8. the spindle supports a frame body; 9. a spindle support assembly; 91. a second support seat; 92. a second support shaft; 93. a second bearing; 10. and (7) connecting a shaft.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
In order to reduce the workload of replacing the spigots of the cold rolling mill and to achieve faster and more convenient dismounting and mounting of the spigots and the spigots, the inventor provides in some alternative embodiments, as shown in fig. 1, a spigots support device comprising: the device comprises a shaft sleeve support frame body 1, a lifting assembly 2, a guide assembly 3, a support plate 4 and a shaft sleeve support assembly 5; the shaft sleeve support frame body 1 is provided with a lifting assembly 2, the lifting assembly 2 is provided with a support plate 4, and the support plate 4 is driven to lift through the lifting of the lifting assembly 2; the number of the guide assemblies 3 is more than 3, and each set of guide assembly 3 is arranged between the shaft sleeve support frame body 1 and the support plate 4; when the supporting plate 4 is lifted, the guide assembly 3 extends or shortens along with the supporting plate 4; the sleeve support assembly 5 is fixedly attached to the support plate 4 to support the spiale sleeve 6.
Particularly, this embodiment provides a strutting arrangement of spiale axle sleeve can freely go up and down, and its leading principle is at axle sleeve support body 1, or installs lifting unit 2 additional on the axle sleeve support dolly, so can be nimble carry out the change of spiale axle sleeve 6 according to the position of spiale. In order to conveniently set the lifting assembly 2, the inside of the shaft sleeve supporting frame body 1 is hollow, the shaft sleeve supporting frame body 1 comprises a top plate, and the lifting assembly 2 is fixed on the top plate.
The using process of the shaft sleeve supporting device provided by the embodiment is as follows:
in the process of detaching the shaft sleeve, firstly, the supporting device is placed under the shaft sleeve 6 of the connecting shaft, then the lifting assembly 2 is adjusted according to the current height of the connecting shaft, for example, the hovering height of the hanging up of the connecting shaft by using a crane in advance, so that the shaft sleeve supporting assembly 5 contacts the shaft sleeve, then the shaft sleeve is detached from the connecting shaft, and at the moment, the shaft sleeve is placed on the shaft sleeve supporting device;
in the process of installing the shaft sleeve, the spindle sleeve 6 to be replaced is placed on the supporting device. At the moment, the height of the lifting assembly 2 is adjusted according to the position of the connecting shaft, the connecting shaft sleeve 6 is adjusted to be at the same height level with the connecting shaft, and then the connecting shaft is installed.
The support frame 8 of the spindle in this embodiment may be a rectangular hollow frame, and is made of conventional hot-rolled low-alloy carbon structural steel, such as Q235, welded into a desired shape, and the support plate 4 may be made of the same material as the support frame. Because the weight of spiale axle sleeve 6 is great, consequently in order to guarantee the stability of lift in-process, set up guide assembly 3 between spiale support frame body 8 and backup pad 4, when backup pad 4 was in the lift, guide assembly 3 goes on synchronous flexible, for spiale axle sleeve 6 provides support and balanced action at the lift in-process. The preferred number of guide assemblies 3 may be 4, distributed around the four end points of the sleeve support frame 1.
This embodiment provides a strutting arrangement of spiale axle sleeve, through set up lifting unit on the spiale support body, can be according to the spatial position that the spiale is located. Convenient adjustment height and support the spiale axle sleeve of dismouting in-process, when having realized more convenient, safe dismouting spiale and axle sleeve, also reduced working strength.
In order to realize the lifting of the spindle sleeve 6 more simply, the inventor proposes a specific structure of the lifting assembly. Based on the same inventive concept of the previous embodiment, in other alternative embodiments, as shown in fig. 2, the shaft sleeve support body 1 comprises a top plate, the lifting assembly 2 comprises a screw 21, an upper support block 22, a lower support block 23, a disc handle 24; an external thread is arranged on the screw rod 21, and one end of the screw rod 21 is fixedly connected to the upper supporting block 22; the middle part of the lower supporting block 23 is provided with a hole and is provided with internal threads, and the other end of the screw rod 21 penetrates through the lower supporting block 23 and extends towards the inside of the shaft sleeve supporting frame body 1; the upper support block 22 is fixedly connected to the lower surface of the support plate 4; the lower supporting block 23 is fixedly connected to the upper surface of the top plate of the shaft sleeve supporting frame body 1; the center of the disc handle 24 is provided with a hole and an internal thread, is sleeved on the screw rod 21 and is positioned between the upper support block 22 and the lower support block 23; when the disk handle 24 is turned, the screw 21 raises or lowers the support plate 4.
The lifting assembly 2 provided by the embodiment has a structure similar to that of a screw jack, but has a simpler structure than that of the screw jack, and is convenient to process and use. The screw rod 21 sleeved in the screw hole in the middle of the disc handle 24 can be driven to move up and down by rotating the disc-shaped handle clockwise or anticlockwise; when the screw 21 moves downward, the lower end of the screw 21 enters the inside of the hollow boss support body 1. The upper supporting block 22 is used for increasing the stress area and ensuring the stability of the supporting plate 4 in the lifting process; the lower support block 23 is used for stabilizing and supporting the screw 21 to lift up the support plate 4. The upper support block 22 and the lower support block 23 may be made of carbon structural steel, and may be fixedly connected to the support plate 4 and the top plate of the bushing support frame 1 by using a screw connection, a pin connection, or the like, respectively.
Based on the same inventive concept of the previous embodiment, in other alternative embodiments, as shown in fig. 2, a specific structure of the guide assembly is given: the guide assembly 3 comprises a guide post 31 and a guide sleeve 32; the bottom end of the guide sleeve 32 is closed, the top end of the guide sleeve is opened, and the guide sleeve 32 is fixed and penetrates through the top plate of the shaft sleeve support frame body 1; the guide post 31 is sleeved in the guide sleeve 32; when the support plate 4 is lifted, the guide posts 31 follow the support plate 4 and are lifted in the guide sleeves 32.
Wherein, the guide post 31 and the guide sleeve 32 can be in clearance fit for realizing relative movement, and both the guide post 31 and the guide sleeve 32 can be manufactured by hot rolling carbon structural steel or low alloy steel according to required tolerance dimension and surface roughness. Since the guide posts 31 need to be lifted and lowered synchronously with the support plate 4, the bottom ends of the guide sleeves 32 penetrate through the top plate of the sleeve support frame body 1 and extend toward the inside of the sleeve support frame body 1, and the bottom ends should be closed. Through the supporting guide assembly 3 who constitutes of guide post 31 and uide bushing 32, can provide balance and guide effect at the in-process of lifting unit 2 lift backup pad 4, avoid backup pad 4 to produce and transversely rock, improve the stability of spiale axle sleeve 6 lift in-process.
Based on the same inventive concept of the previous embodiment, in other alternative embodiments, a specific structure of the shaft sleeve support assemblies 5 is provided, as shown in fig. 2 and 3, the number of the shaft sleeve support assemblies 5 is two, and the shaft sleeve support assemblies are parallel to each other and fixedly connected to the upper surface of the support plate 4 at a first preset distance; each set of the shaft sleeve support assembly 5 comprises two first support seats 51, one first support shaft 52, one first bearing 53 and more than two support rings 54; the first supporting seat 51 is fixedly connected to the upper surface of the supporting plate 4; one end of the first support shaft 52 is fixedly connected to one set of the first support seats 51, and the other end is fixedly connected to the other set of the first support seats 51; the first bearing 53 is sleeved on the first support shaft 52 and can rotate on the first support shaft 52; the support ring 54 is fitted over the first bearing 53 to support the spindle sleeve 6.
In this embodiment, the bearing structure is used to support the spindle sleeve 6, so that the spindle sleeve 6 can rotate on the support assembly. This is because the spindle sleeve 6 needs to be rotated in the process of attaching and detaching the spindle sleeve 6. In this embodiment, a long bearing is used, and a support ring 54 is fitted over the bearing, and the support ring 54 is used as a support member directly contacting the spindle sleeve 6. The number of the support rings 54 provided on each set of the first bearings 53 can be determined according to the needs, and for example, the number can be 2, 3, 4, etc. The support rings 54 in the two sets of sleeve support assemblies 5 may be arranged on the two sets of first bearings 53 in a mirror symmetry distribution, or may be arranged in a mutually staggered manner. The support ring 54 may be formed by a steel ring. Because of the rotatable bearing structure, the butt joint shaft sleeve 6 can rotate in a labor-saving way.
Further, the first preset distance satisfies: when the spindle sleeve 6 is placed between the two sets of shaft sleeve supporting assemblies 5, the included angle between the tangent of the supporting ring 54 on one set of shaft sleeve supporting assembly 5 and the spindle sleeve 6 at the contact point and the tangent of the supporting ring 54 on the other set of shaft sleeve supporting assembly 5 and the spindle sleeve 6 at the contact point is 120-150 degrees. Preferably, the included angle may be 135 °. When the distance between the two sets of support assemblies meets the relationship, the stability of the support of the butt shaft sleeve 6 can be further improved.
Based on the same inventive concept of the previous embodiments, in other alternative embodiments, as shown in fig. 1, the bottom of the bushing support frame 1 is further provided with rollers 7. The position of the connecting shaft sleeve supporting device provided with the roller 7 can be conveniently adjusted through rolling.
In the above set of embodiments, a support device for a spindle sleeve is provided, it being understood that it would be more convenient if the spindle could be supported when the spindle sleeve 6 is removed and installed. Therefore, based on the same inventive concept of the foregoing embodiments, in still other alternative embodiments, as shown in fig. 4 to 6, an apparatus used with the spindle sleeve supporting device in the foregoing embodiments is provided, specifically as follows:
a support device for a spindle comprises a spindle support means and a support means for a spindle sleeve according to any of the above embodiments; the spindle supporting device comprises a spindle supporting frame body 8, more than two sets of spindle supporting assemblies 9 are arranged at the top end of the spindle supporting frame body 8, and the spindle supporting assemblies 9 are used for supporting spindles 10.
In brief, a support frame is also used to support the connecting shafts 10 of several tons, and the same connecting shaft support frame 8 can be made of conventional hot-rolled low-alloy carbon structural steel, such as Q235, and welded into a desired shape.
The use process of the spindle support device provided by the embodiment is as follows:
in the process of dismounting the shaft sleeve, firstly pushing the shaft support frame body 8 to a preset position, then hoisting the shaft 10 to the shaft support frame body 8, then placing the shaft sleeve support device under the shaft sleeve 6, then adjusting the lifting assembly 2 according to the current height of the shaft 10 to enable the shaft sleeve support assembly 5 to contact the shaft sleeve 6, then dismounting the shaft sleeve 6 from the shaft 10, and then placing the shaft sleeve on the shaft sleeve support device;
in the process of installing the shaft sleeve, the spindle sleeve 6 to be replaced is placed on the supporting device. At the moment, the height of the lifting assembly 2 is adjusted according to the position of the connecting shaft 10, the connecting shaft sleeve 6 is adjusted to be at the same height level as the connecting shaft 10, and then the connecting shaft sleeve 6 is installed on the connecting shaft 10;
in the dismounting process, under the action of the bearing in the supporting device, the connecting shaft 10 or the connecting shaft sleeve 6 can be easily rotated by using a tool.
Based on the same inventive concept of the previous embodiments, in further alternative embodiments, each of the bushing shaft supporting assemblies 9 includes two second supporting seats 91, one second supporting shaft 92, one second bearing 93; the second support seat 91 is fixedly connected to the top end of the spindle support body 8; one end of the second support shaft 92 is fixedly connected to one set of the second support seats 91, and the other end is fixedly connected to the other set of the second support seats 91; the second bearing 93 is sleeved on the second support shaft 92 and can rotate on the second support shaft 92; the second bearing 93 is used to support the spindle 10.
Similar to the shaft sleeve support assembly 5 in the shaft sleeve support device, the shaft sleeve 10 can rotate in a labor-saving manner in the process of assembling and disassembling conveniently, and the shaft sleeve 10 is supported by a bearing structure. Further, an elastic plastic or an elastic rubber is sleeved on the surface of the second bearing 93. This is because the spindle 10 is heavy and a layer of elastic material, such as polyurethane, is sleeved on the bearing surface to prevent the spindle 10 from being dropped and the second bearing 93 from scratching the surface of the spindle 10 when rotating.
For example, the support device for the spindle provided by the invention can be applied to the following scenes:
scene 1: when the rolling mill is checked, the abnormal condition that the swing angle of the lower connecting shaft of the 1# rolling mill is large is found, the rolling mill is immediately stopped for inspection, the oil pocket of the lower connecting shaft is found to be damaged and needs to be replaced, and an organizer starts to replace the connecting shaft. Pushing the support equipment of the spindle to the open ground near the 1# rolling mill, hoisting the lower spindle of the 1# rolling mill to the spindle support device by using a crown block, then firstly removing the damaged spindle sleeve, transporting the damaged spindle sleeve by using the spindle sleeve support device, and transporting a new spindle sleeve to be installed; and then the new connecting shaft is assembled again. And taking precautionary measures to regularly check and replace the oil pocket.
Scene 2: when a rolling mill changes a roller, 1/2# connecting shaft oil pockets are checked, the temperature of 1# upper connecting shaft oil pocket is 43 ℃, the temperature of 1# lower connecting shaft oil pocket is 45 ℃, the temperature of 2# upper connecting shaft oil pocket is 45 ℃, the temperature of 2# lower connecting shaft oil pocket is 50 ℃, the temperature of 2# lower connecting shaft is slightly higher after being measured, a point inspector enters the inside of a rack to measure the temperature of a tooth meshing part, the measurement temperature is 63 ℃, the temperature is slightly higher, when the surface of the oil pocket is checked, the flange opening of the 2# lower connecting shaft oil pocket is torn to cause oil leakage, the old connecting shaft oil pocket is disassembled, and a new connecting shaft oil pocket is replaced. When the oil pocket is disassembled, the spindle and the shaft sleeve of the 2# lower spindle need to be disassembled, and the process is as described in scene 1.
Generally, when routine maintenance is carried out on site, 10 spindles on the upper part and the lower part of a five-stand cold continuous rolling mill need to be replaced and disassembled in turn, and at least 1 spindle needs to be replaced in one month.
Through one or more embodiments of the present invention, the present invention has the following advantageous effects or advantages:
the invention provides a supporting device of a spindle sleeve, which can be used for supporting a spindle according to the spatial position of the spindle by arranging a lifting assembly on a spindle support body. The height can be conveniently adjusted, the spindle sleeve in the dismounting process can be supported, and the working strength is reduced when the spindle and the spindle sleeve are more conveniently and safely dismounted;
furthermore, the invention also provides a support device of the connecting shaft, which is matched with the support device of the connecting shaft sleeve for use, can conveniently support and rotate the connecting shaft, and can quickly and conveniently implement the disassembly and assembly between the connecting shaft and the connecting shaft sleeve.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (9)
1. A support arrangement for a stub shaft sleeve, the support arrangement comprising: the lifting device comprises a shaft sleeve support frame body, a lifting assembly, a guide assembly, a support plate and a shaft sleeve support assembly;
the shaft sleeve supporting frame body is provided with the lifting assembly, the lifting assembly is provided with the supporting plate, and the lifting assembly drives the supporting plate to lift;
the number of the guide assemblies is more than 3, and each guide assembly is arranged between the shaft sleeve support frame body and the support plate; when the supporting plate is lifted, the guide assembly extends or shortens along with the supporting plate;
the shaft sleeve supporting assembly is fixedly connected to the supporting plate to support the spindle sleeve.
2. The support device of claim 1, wherein the bushing support frame comprises a top plate, and the lifting assembly comprises a threaded rod, an upper support block, a lower support block, a disc handle;
an external thread is arranged on the screw rod, and one end of the screw rod is fixedly connected to the upper supporting block; the middle part of the lower supporting block is provided with a hole and an internal thread, and the other end of the screw rod penetrates through the lower supporting block and extends towards the inside of the shaft sleeve supporting frame body;
the upper supporting block is fixedly connected to the lower surface of the supporting plate; the lower supporting block is fixedly connected to the upper surface of the top plate of the shaft sleeve supporting frame body;
the center of the disc handle is provided with a hole and an internal thread, is sleeved on the screw rod and is positioned between the upper supporting block and the lower supporting block; when the disk handle is rotated, the screw raises or lowers the support plate.
3. The support device of claim 2, wherein the guide assembly comprises a guide post and a guide sleeve;
the bottom end of the guide sleeve is closed, the top end of the guide sleeve is opened, and the guide sleeve is fixed and penetrates through the top plate of the shaft sleeve support frame body;
the guide post is sleeved in the guide sleeve;
when the supporting plate is lifted, the guide post is lifted in the guide sleeve along with the supporting plate.
4. The support device according to claim 2, wherein the number of the bushing support assemblies is two, and the bushing support assemblies are parallel to each other and fixedly connected to the upper surface of the support plate at a first preset distance; each set of shaft sleeve supporting assembly comprises two first supporting seats, a first supporting shaft, a first bearing and more than two supporting rings;
the first supporting seat is fixedly connected to the upper surface of the supporting plate;
one end of the first support shaft is fixedly connected to one set of the first support seat, and the other end of the first support shaft is fixedly connected to the other set of the first support seat;
the first bearing is sleeved on the first support shaft and can rotate on the first support shaft;
the support ring is sleeved on the first bearing to support the spindle sleeve.
5. The support device of claim 4, wherein the first predetermined distance satisfies: when the spindle sleeve is placed between the two sets of the shaft sleeve supporting assemblies, an included angle between a tangent line of a contact point of the supporting ring on one set of the shaft sleeve supporting assembly and the spindle sleeve and a tangent line of a contact point of the supporting ring on the other set of the shaft sleeve supporting assembly and the spindle sleeve is 120-150 degrees.
6. The supporting device as claimed in claim 2, wherein the bottom of the bushing supporting frame body is further provided with rollers.
7. A support arrangement for a stub shaft, comprising stub shaft support means and support means for a stub shaft sleeve as claimed in any one of claims 1 to 6;
the spiale strutting arrangement includes that the spiale supports the support body, the top of spiale support body is equipped with the spiale supporting component more than two sets, the spiale supporting component is used for supporting the spiale.
8. The support apparatus of claim 7 wherein each set of said spiale support assemblies includes two second support blocks, a second support shaft, a second bearing;
the second supporting seat is fixedly connected to the top end of the spindle support body;
one end of the second supporting shaft is fixedly connected to one set of the second supporting seat, and the other end of the second supporting shaft is fixedly connected to the other set of the second supporting seat;
the second bearing is sleeved on the second support shaft and can rotate on the second support shaft; the second bearing is used for supporting the connecting shaft.
9. The support apparatus as claimed in claim 8, wherein an elastic plastic or an elastic rubber is sleeved on a surface of the second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010042293.5A CN111230819A (en) | 2020-01-15 | 2020-01-15 | Support arrangement for spiale axle sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010042293.5A CN111230819A (en) | 2020-01-15 | 2020-01-15 | Support arrangement for spiale axle sleeve |
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| Publication Number | Publication Date |
|---|---|
| CN111230819A true CN111230819A (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010042293.5A Pending CN111230819A (en) | 2020-01-15 | 2020-01-15 | Support arrangement for spiale axle sleeve |
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| Country | Link |
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| CN (1) | CN111230819A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476383A (en) * | 2020-11-25 | 2021-03-12 | 安徽信息工程学院 | Auxiliary tool for disassembling milling head of large floor type boring machine |
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Application publication date: 20200605 |