CN211360065U - Structure of combined main roller - Google Patents
Structure of combined main roller Download PDFInfo
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- CN211360065U CN211360065U CN201921571893.XU CN201921571893U CN211360065U CN 211360065 U CN211360065 U CN 211360065U CN 201921571893 U CN201921571893 U CN 201921571893U CN 211360065 U CN211360065 U CN 211360065U
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- inner sleeve
- disc
- wall
- connecting key
- ring
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Abstract
The utility model discloses a modular structure of main roll belongs to the roll field, solves among the prior art that an integral structure weight is big, the manufacturing difficulty, and uses the inconvenient problem of changing exterior wall or maintenance of wearing and tearing, technical scheme: the inner sleeve is cylindrical, a connecting key is arranged on the outer wall of the inner sleeve, the outer sleeve is sleeved on the inner sleeve and clamps the inner wall of the outer ring through the connecting key, the locking nut is sleeved at the outer end of the inner sleeve and connected with the outer ring in parallel, the locking nut is fixedly connected with the inner sleeve, a first disc and a second disc are arranged on one end edge of the inner sleeve, the second disc is directly larger than the diameter of the first disc, the first disc is connected with the second disc in parallel in the axial direction, the first disc is connected with the inner sleeve in the axial direction, a circular ring is arranged on the outer wall of the other end of the inner sleeve, the diameter of the circular ring is the same as that of the first disc: convenient to use, be convenient for remove the transportation, be convenient for the maintenance is changed to the exterior wall.
Description
Technical Field
The invention relates to the field of rollers, in particular to a structure of a combined main roller.
Background
The existing design and manufacture of the special-shaped main roller all adopt an integral structure, and have the defects that: firstly, the blank of the forging has large weight, difficult manufacture, larger investment for one time, long processing and manufacturing period, can not be flexibly suitable for the design and development of the special-shaped ring piece, is more unfavorable for moving and ensuring transportation, and secondly, the damage to the outer wall of the main roller caused by long use time or long use time is inconvenient to maintain and replace.
Disclosure of Invention
The invention aims to provide a structure of a combined main roller, which solves the problems that in the prior art, an integral structure is heavy in weight and difficult to manufacture, and the outer surface wall is inconvenient to replace or maintain due to abrasion, and has the following technical effects: convenient to use, be convenient for remove the transportation, be convenient for the maintenance is changed to the exterior wall.
In order to achieve the purpose, the invention adopts the following technical scheme:
a structure of a combined main roll, comprising: the inner sleeve is cylindrical, a connecting key is arranged on the outer wall of the inner sleeve, the outer sleeve is sleeved on the inner sleeve and clamps the inner wall of the outer ring through the connecting key, the lock nut is sleeved at the outer end of the inner sleeve and connected with the outer ring in parallel, and the lock nut is fixedly connected with the inner sleeve.
Furthermore, a first disc and a second disc are arranged on one end edge of the inner sleeve, the diameter of the second disc is directly larger than that of the first disc, the first disc and the second disc are axially connected in parallel, the first disc is axially connected with the inner sleeve, a circular ring is arranged on the outer wall of the other end of the inner sleeve, and the diameter of the circular ring is the same as that of the first disc.
Further, the connecting key both sides are provided with the fixture block, the fixture block shape is the cuboid shape, the connecting key intermediate part is the card strip, the card strip is the cuboid shape, the connecting key is whole to be "protruding" shape, the card strip is provided with a plurality of align to grid's first bolt hole, first bolt hole is by setting up downwards on the card strip, the connecting key card is between first disc and ring, the card strip bottom of connecting key and the surface contact of endotheca, the fixture block of connecting key both sides is pressed respectively at first disc, the second disc upper surface that corresponds.
Furthermore, the connecting keys are symmetrically arranged on the outer wall of the inner sleeve, and second bolt holes corresponding to the first bolt holes of the clamping strips are formed in the outer wall of the inner sleeve.
Furthermore, the diameter of the inner circle of the outer ring is the same as that of the circular ring, symmetrical clamping grooves are formed in the inner wall of the outer ring, the clamping grooves are cuboid in shape, the outer ring is sleeved on the inner sleeve, and the connecting keys penetrate through the clamping grooves corresponding to the inner wall of the outer ring.
Furthermore, the locking nut is in a ring shape, the diameter of the inner circle of the locking nut is the same as that of the end part of the inner sleeve, symmetrical third bolt holes are formed in the locking nut, and the third bolt holes penetrate through the outer ring of the locking nut to the inner ring of the locking nut.
Further, the lock nut is sleeved on the outer wall of the end portion of the inner sleeve, the lock nut is in contact with the side wall of the outer ring, and a fourth bolt hole corresponding to the third bolt hole of the lock nut is formed in the outer wall of the inner sleeve.
Has the advantages that: the difference between the invention and the prior art is that:
firstly, the inner sleeve and the outer ring are connected through the connecting key, the connecting key is in a convex shape and is connected with the outer wall of the inner sleeve and clamps the inner wall of the outer ring, and the effects are as follows: the inner sleeve transmits torque to the outer ring through the connecting key, and the inner sleeve and the outer ring are convenient to detach and replace, convenient to connect and convenient to package and transport.
The lock nut is connected with the outer wall of the end part of the inner sleeve and is fixedly connected with the inner sleeve through the bolt, and the lock nut has the effects that: the outer ring is conveniently fixed between the first disc and the circular ring, the main roller is conveniently used, and when the outer ring is damaged, the replacement is convenient, and the device is simple and convenient.
Drawings
FIG. 1: is a structural schematic diagram of the invention;
FIG. 2: is a schematic view of the assembly structure of the invention;
FIG. 3: is a schematic view of the assembly structure of the invention;
FIG. 4: is a schematic diagram of the outer ring structure of the invention;
FIG. 5: is a schematic structural diagram of the inner sleeve of the invention;
FIG. 6: is a schematic cross-sectional structure of the invention;
reference numerals: the clamping device comprises an inner sleeve 1, a circular ring 2, a second bolt hole 3, a second circular disc 4, a first circular disc 5, a fourth bolt hole 7, a connecting key 8, a clamping block 9, a first bolt hole 10, an outer ring 12, an inner circle 13, a clamping groove 14, a locking nut 15, a third bolt hole 17 and a clamping strip 18.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A structure of a combined main roll as shown in fig. 1 to 5, comprising: the inner sleeve 1 is cylindrical, the inner sleeve 1 is provided with a shaft hole 6, the shaft hole 6 is used for being connected with an external shaft to drive the inner sleeve 1 to rotate relative to the shaft, a connecting key 8 is arranged on the outer wall of the inner sleeve 1, the outer ring 12 is sleeved on the inner sleeve 1 and clamps the inner wall of the outer ring 12 through the connecting key 8, the connecting key 8 is used for transmitting torque, the locking nut 15 is sleeved at the outer end of the inner sleeve 1 and connected with the outer ring 12 in parallel, the locking nut 15 is fixedly connected with the inner sleeve 1, and the locking nut 15 is used for fixing the side wall of the outer ring 12 and preventing the outer ring 12 from sliding left and right transversely.
As shown in fig. 2 and 3, a first disk 5 and a second disk 4 are arranged at one end of the inner sleeve 1, the second disk 4 is used for blocking the end wall of the outer ring 12, the second disk 4 is directly larger than the diameter of the first disk 5, and is used for facilitating the side wall of the second disk 4 to be directly close to the end wall of the outer ring 12, the first disk 5 and the second disk 4 are axially connected in parallel, the first disk 5 is axially connected with the inner sleeve 1, the first disk 5, the second disk 4 and the inner sleeve 1 are in an integrally formed structure, a ring 2 is arranged on the outer wall of the other end of the inner sleeve 1, the ring 2 is used for clamping the end of the connecting key 8, the diameter of the ring 2 is the same as that of the first disk 5, and the outer ring 12 is conveniently sleeved on the first disk 5 and the ring 2 of the inner sleeve.
As shown in fig. 2 and 3, the two sides of the connecting key 8 are provided with the latch 9, the latch 9 is in a rectangular parallelepiped shape, the middle part of the connecting key 8 is provided with a clamping strip 18, the clamping strip 18 is in a cuboid shape, the whole connecting key 8 is in a convex shape, the clamping strip 18 and the clamping block 9 of the connecting key 8 are of an integrated structure, the clamping strip 18 is provided with a plurality of first bolt holes 10 which are uniformly arranged, the first bolt hole 10 is formed to penetrate between the upper and lower surfaces of the clip strip 18 from the upper side to the lower side of the clip strip 18, the first bolt holes 10 are used for placing bolts, the connecting keys 8 are clamped between the first disc 5 and the circular ring 2, the bottom of the clamping strip 18 of the connecting key 8 is contacted with the outer surface of the inner sleeve 1, and the clamping blocks 9 on two sides of the connecting key 8 are respectively pressed on the upper surfaces of the corresponding first disc 5 and the second disc 4, so that the outer ring 12 which is connected is conveniently clamped.
As shown in fig. 3, the connection keys 8 are symmetrically arranged on the outer wall of the inner sleeve 1, the outer wall of the inner sleeve 1 is provided with the second bolt holes 3 corresponding to the first bolt holes 10 of the clamping strips 18, which has the effect that when the connection keys 8 are clamped between the first disk 5 and the ring 2, the connection keys are connected with the second bolt holes 3 by passing through the first bolt holes 10 by external bolts, and the number of the first bolt holes 10 of the connection keys 8 is preferably 4, which facilitates the disassembly, assembly and production.
As shown in fig. 3, the diameter of the inner circle 13 of the outer ring 12 is the same as the diameter of the ring 2, so that the outer ring 12 is conveniently sleeved on the ring 2, the inner wall of the outer ring 12 is provided with symmetrical clamping grooves 14, the clamping grooves are cuboid in shape, the clamping grooves 14 are used for clamping the connecting keys 8, the outer ring 12 is sleeved on the inner sleeve 1, the connecting keys 8 penetrate through the clamping grooves 14 corresponding to the inner wall of the outer ring 12, and the inner sleeve 1 is convenient to transmit torque to the outer ring 12 through the connecting keys.
As shown in fig. 3 and 4, the locking nut 15 is in a circular ring shape, the diameter of the inner circle of the locking nut 15 is the same as that of the end portion of the inner sleeve 1, the locking nut 15 is conveniently sleeved on the end portion of the inner sleeve 1, symmetrical third bolt holes 17 are formed in the locking nut 15, bolts are placed in the third bolt holes 17, the third bolt holes 17 penetrate from the outer ring of the locking nut 15 to the inner ring of the locking nut 15, and the function of the third bolt holes 17 is convenient for external bolts to penetrate through the third bolt holes 17.
As shown in fig. 1 and 3, the locking nut 15 is sleeved on the outer wall of the end portion of the inner sleeve 1, the locking nut 15 is in contact with the side wall of the outer ring 12, the outer wall of the inner sleeve 1 is provided with a fourth bolt hole 7 corresponding to the third bolt hole 17 of the locking nut 15, so that the locking nut 15 is conveniently connected with the bolt in the third bolt hole 17, the locking nut 15 is conveniently fixed on the outer wall of the end portion of the inner sleeve 1, and the outer ring 12 is further conveniently fixed by the locking nut 15.
Installation process and use:
the length of the outer ring 12 is the same as that between the first disks 5 of the ring 2, the two connecting keys 8 are symmetrically arranged on the outer wall of the inner sleeve 1 and clamped between the first disks 5 of the ring 2, the connecting keys 8 are fixedly connected with the inner sleeve 1 by penetrating the first bolt holes 10 through external bolts to be connected with the second bolt holes 3, the outer ring 12 is sleeved on the ring 2 and the first disks 5, the connecting keys 8 are penetrated in the clamping grooves 14 of the outer ring 12, the outer ring 12 is attached to the side wall of the second disk 4, the locking nut 15 is sleeved on the outer wall of the end part of the inner sleeve 1 to fix the other end part of the outer ring 12, the locking nut 15 is connected with the outer wall of the inner sleeve 1 by penetrating the external bolts to be connected with the fourth bolt holes 7 through the third bolt holes 17, and the main roller is integrally fixed, and the installation, disassembly.
In the description of the present invention, the terms "center", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations.
In the present invention, the terms "set", "install", "connect", "fix", etc. should be understood in a broad sense, for example, they may be fixed connection or detachable connection; may be a mechanical connection; can be directly connected, and the specific meaning of the terms in the invention can be understood according to specific situations by a person skilled in the art; the terms "first", "second", and "first" are used for descriptive purposes only and may refer to one or more of such features, and in the description of the invention "plurality" means two or more unless specifically limited otherwise.
The present invention is not limited to the above-described embodiments, and all changes that do not depart from the structure and action of this embodiment are intended to be within the scope of the invention.
Claims (7)
1. The utility model provides a structure of modular main roll which characterized in that: the method comprises the following steps: the novel lock comprises an inner sleeve (1), an outer ring (12) and a lock nut (15), wherein the inner sleeve (1) is cylindrical, a connecting key (8) is arranged on the outer wall of the inner sleeve (1), the outer ring (12) is sleeved on the inner sleeve (1) and clamps the inner wall of the outer ring (12) through the connecting key (8), the lock nut (15) is sleeved at the outer end of the inner sleeve (1) and connected with the outer ring (12) in parallel, and the lock nut (15) is fixedly connected with the inner sleeve (1).
2. The structure of a combined main roll according to claim 1, characterized in that: the utility model discloses a disc device, including endotheca (1), one end limit portion sets up first disc (5), second disc (4) are directly greater than first disc (5) diameter, first disc (5) and second disc (4) axial connect in parallel, first disc (5) and endotheca (1) axial connection, the outer wall of another tip of endotheca (1) is provided with ring (2), ring (2) diameter is the same with first disc (5) diameter.
3. The structure of a combined main roll according to claim 2, characterized in that: the utility model discloses a clamping device for the automobile seat, including connecting key (8), connecting key (8) and connecting key (8), the connecting key both sides are provided with fixture block (9), the connecting key (9) shape is the cuboid shape, connecting key (8) intermediate part is card strip (18), card strip (18) are the cuboid shape, connecting key (8) wholly is "protruding" shape, card strip (18) are provided with a plurality of align to grid's first bolt hole (10), first bolt hole (10) are by setting up downwards on card strip (18), connecting key (8) card is between first disc (5) and ring (2), the outer surface contact of card strip (18) bottom and endotheca (1) of connecting key (8), fixture block (9) of connecting key (8) both sides are pressed respectively at first disc (5), second disc (.
4. The structure of a combined main roll according to claim 3, characterized in that: the connecting keys (8) are symmetrically arranged on the outer wall of the inner sleeve (1), and the outer wall of the inner sleeve (1) is provided with second bolt holes (3) corresponding to the first bolt holes (10) of the clamping strips (18).
5. The structure of a combined main roll according to claim 4, wherein: the diameter of an inner circle (13) of the outer ring (12) is the same as that of the circular ring (2), symmetrical clamping grooves (14) are formed in the inner wall of the outer ring (12), the clamping grooves are rectangular, the outer ring (12) is sleeved on the inner sleeve (1), and the connecting keys (8) penetrate through the clamping grooves (14) corresponding to the inner wall of the outer ring (12).
6. The structure of a combined main roll according to claim 5, wherein: the lock nut (15) is in a circular ring shape, the diameter of the inner circle of the lock nut (15) is the same as that of the end part of the inner sleeve (1), symmetrical third bolt holes (17) are formed in the lock nut (15), and the third bolt holes (17) penetrate through the outer ring of the lock nut (15) to the inner ring of the lock nut (15).
7. The structure of a combined main roll according to claim 5, wherein: the lock nut (15) is sleeved on the outer wall of the end portion of the inner sleeve (1), the lock nut (15) is in contact with the side wall of the outer ring (12), and a fourth bolt hole (7) corresponding to a third bolt hole (17) of the lock nut (15) is formed in the outer wall of the inner sleeve (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921571893.XU CN211360065U (en) | 2019-09-20 | 2019-09-20 | Structure of combined main roller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921571893.XU CN211360065U (en) | 2019-09-20 | 2019-09-20 | Structure of combined main roller |
Publications (1)
Publication Number | Publication Date |
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CN211360065U true CN211360065U (en) | 2020-08-28 |
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ID=72162093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921571893.XU Active CN211360065U (en) | 2019-09-20 | 2019-09-20 | Structure of combined main roller |
Country Status (1)
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CN (1) | CN211360065U (en) |
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2019
- 2019-09-20 CN CN201921571893.XU patent/CN211360065U/en active Active
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