CN211103328U - Rotating shaft end body fixing structure and polishing machine - Google Patents
Rotating shaft end body fixing structure and polishing machine Download PDFInfo
- Publication number
- CN211103328U CN211103328U CN201922208327.9U CN201922208327U CN211103328U CN 211103328 U CN211103328 U CN 211103328U CN 201922208327 U CN201922208327 U CN 201922208327U CN 211103328 U CN211103328 U CN 211103328U
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- fixed
- rotating shaft
- disk
- fixing structure
- shaft end
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Abstract
The utility model discloses a pivot end body fixed knot constructs and burnishing machine, wherein, pivot end body fixed knot constructs and includes: the device comprises a shaft seat, a rotating shaft, a fixed disc and a built-in rotating disc; wherein, the pivot includes: the tray body fixing part is positioned on the inner side of the insertion connecting part, and the diameter of the tray body fixing part is smaller than that of the insertion connecting part; the fixed disk sets up at disk body fixed part, includes: the first tray body and the second tray body are both in a semicircular shape and are provided with first screw holes; the built-in rotating disc is accommodated in the shaft seat and is provided with a second screw hole matched with the first screw hole. The utility model discloses a divide into the fixed disk of two lamellas, can be fixed in after the burnishing machine in the pivot, carry out the installation of fixed disk again, and only need place first disk body and second disk body respectively in disk body fixed part outer fringe during the installation to carry out threaded connection with built-in rolling disc can, needn't artifically progressively knock the fixed disk, it is comparatively convenient.
Description
Technical Field
The utility model relates to a metal polishing machine technical field especially relates to a pivot end body fixed knot constructs and burnishing machine.
Background
The metal polishing machine belongs to one of the polishing machines, carries out surface polishing treatment on a metal material, and is divided into the following parts according to the appearance shape of the material: coil material polishing machine, plate material polishing machine, nonstandard shape polishing machine, metal tube external polishing machine and metal tube internal polishing machine.
The metal polisher is generally provided with a polishing element and a rotating shaft, the polishing element is driven by the rotating shaft to rotate, one end of the rotating shaft is generally connected with a rotary driving source, and the other end of the rotating shaft penetrates through the shaft seat. In order to prevent the rotating shaft from being disconnected from the connection with the rotating drive source and axially moving transversely, the rotating shaft is generally axially limited by a fixed disk, the fixed disk is sleeved on the outer edge of one end of the rotating shaft close to the shaft seat in an interference fit manner and keeps a small gap with the shaft seat, so that the fixed disk cannot rub the shaft seat and cannot transversely move towards the shaft seat by more than a preset distance during rotation; however, the existing fixing disc is troublesome because the rotating shaft is large, and the fixing disc needs to be knocked by a tool step by step during assembly until the fixing disc reaches a specified position.
It can be seen that the prior art is still in need of improvement and development.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of above-mentioned prior art, the utility model aims at providing a pivot end body fixed knot constructs and burnishing machine aims at improving and has now because the pivot is great, needs the manual work to utilize the instrument to progressively knock the fixed disk during the assembly, and the assigned position is reachd until the fixed disk, comparatively troublesome problem.
The technical scheme of the utility model as follows:
the utility model provides a pivot end body fixed knot constructs, includes axle bed, pivot and fixed disk, and it still includes: a rotating disc is arranged inside; wherein, the pivot includes: the tray body fixing part is positioned on the inner side of the insertion connecting part, and the diameter of the tray body fixing part is smaller than that of the insertion connecting part; the fixed disk sets up disk body fixed part includes: the first tray body and the second tray body are both in a semicircular shape and are provided with first screw holes; the built-in rotating disc is accommodated in the shaft seat and is provided with a second screw hole matched with the first screw hole.
In a further preferable scheme, the built-in rotating disc is provided with two first pin grooves which are symmetrically arranged, and the inserting connection part is provided with a second pin groove in a penetrating way; the fixed structure of the rotating shaft end body further comprises: the middle part of the connecting pin is contained in the second pin groove, and the two ends of the connecting pin are respectively contained in the two first pin grooves.
In a further preferred aspect, the rotating shaft end fixing structure further includes: the first rotating bearing is arranged between the shaft seat and the built-in rotating disc.
In a further preferred aspect, the rotating shaft end fixing structure further includes: a second rotary bearing disposed between the bearing and the insertion connection portion.
In a further preferred embodiment, the insertion connection portion is in a frustum shape, and the second rotary bearing is a tapered bearing.
In a further preferred aspect, the shaft seat includes: the movable connecting piece is used for driving the movable connecting piece to move along the axial direction of the rotating shaft, and the movable connecting piece is used for accommodating the inserting connecting portion.
In a further preferred embodiment, a handle is provided on the side of the mobile drive facing away from the mobile connection.
In a further preferable scheme, the movable connecting piece is provided with a frustum hole, and the second rotating bearing is accommodated in the movable connecting piece.
In a further preferred aspect, the rotating shaft further includes: the cloth wheel limiting part is arranged on the outer edge of the cloth wheel limiting part, and the diameter of the cloth wheel limiting part is larger than that of the disk body fixing part.
A polishing machine comprises the rotating shaft end body fixing structure. Thus, the polishing machine can have all the features and advantages of the fixing structure of the end body of the rotating shaft described above, and the details are not repeated herein.
Compared with the prior art, the utility model provides a pivot end body fixed knot constructs, include: the device comprises a shaft seat, a rotating shaft, a fixed disc and a built-in rotating disc; wherein, the pivot includes: the tray body fixing part is positioned on the inner side of the insertion connecting part, and the diameter of the tray body fixing part is smaller than that of the insertion connecting part; the fixed disk sets up disk body fixed part includes: the first tray body and the second tray body are both in a semicircular shape and are provided with first screw holes; the built-in rotating disc is accommodated in the shaft seat and is provided with a second screw hole matched with the first screw hole. Based on this, the utility model discloses a divide into the fixed disk of two lamellas, can be fixed in after the burnishing machine in the pivot, carry out the installation of fixed disk again, and only need place first disk body and second disk body respectively in disk body fixed part outer fringe during the installation to carry out threaded connection with built-in rolling disc can, needn't artifically progressively beat the fixed disk, it is comparatively convenient.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the fixing structure of the end body of the rotating shaft of the present invention.
Fig. 2 is a schematic structural view of the rotating shaft used in the present invention.
Fig. 3 is a schematic structural view of the first tray used in the present invention.
Fig. 4 is a schematic structural view of a built-in rotary disk used in the present invention.
Fig. 5 is a schematic view of the installation position of the engagement pin used in the present invention.
Detailed Description
The utility model provides a pivot end body fixed knot constructs and burnishing machine, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and lifts the example the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a pivot end body fixed knot constructs, as shown in figure 1, include: the rotary table comprises a shaft seat 100, a rotary shaft 400, a fixed disc 300 and a built-in rotary disc 200, wherein one end of the rotary shaft 400 is inserted into the shaft seat 100, the built-in rotary disc 200 is arranged in the shaft seat 100, and the fixed disc 300 is arranged at the outer edge of the rotary shaft 400 and is in threaded connection with the built-in rotary disc 200.
As shown in fig. 2, the rotation shaft 400 includes: the shaft seat comprises an insertion connecting part 410 and a disk body fixing part 420, wherein the insertion connecting part 410 is inserted into the shaft seat 100, and the disk body fixing part 420 is positioned at the inner side of the insertion connecting part 410 and has a diameter smaller than that of the insertion connecting part 410. Further, a cloth wheel limiting portion 430 is further disposed on a side of the disk body fixing portion 420 away from the insertion connecting portion 410, as shown in fig. 2, and a diameter of the cloth wheel limiting portion 430 is larger than that of the disk body fixing portion 420. That is, the diameter of the disk body fixing portion 420 is smaller than the disk body fixing portion 420 on the first side thereof and smaller than the cloth wheel spacing portion 430 (for fixing the cloth wheel spacing disk 500) on the second side thereof, the disk body fixing portion 420 is equivalent to that the rotating shaft 400 is provided with a groove, and the fixing disk 300 is disposed in the groove.
The fixed disk 300 is disposed on the disk body fixing portion 420, and includes: the first tray 310 and the second tray 320, the first tray 310 and the second tray 320 are both semicircular and have first screw holes 311, as shown in fig. 3 (the second tray 320 has the same structure as the first tray 310 and is not shown). When the fixed disk 300 is mounted, the first disk 310 is first attached to the disk fixing portion 420, and then fixed to the built-in rotary disk 200 by the screws and the first screw holes 311, and then the second disk 320 is attached to the disk fixing portion 420 and fixed to the built-in rotary disk 200 by the screws and the first screw holes 311. That is, the first tray 310 and the second tray 320 are only fixed with respect to the rotating shaft 400 and then are fastened together to form the complete fixed tray 300.
The inner rotary disk 200 is accommodated in the shaft seat 100 and is provided with a second screw hole 210 adapted to the first screw hole 311, as shown in fig. 4.
Based on the above, the utility model discloses a divide into two lamella fixed disks 300, can be after pivot 400 is fixed in the burnishing machine, carry out the installation of fixed disk 300 again, and only need during the installation place first disk body 310 and second disk body 320 respectively in disk body fixed part 420 outer fringe to with built-in rolling disc 200 carry out threaded connection can, needn't artifical progressively to beat fixed disk 300, it is comparatively convenient. The conventional installation method is inconvenient in that the fixed disk 300 must be sleeved on the outer edge of the rotating shaft 400 before the rotating shaft 400 is inserted into the shaft seat 100, so that one end of the rotating shaft 400 for inserting into the shaft seat 100 must be suspended, and the rotating shaft 400 is large and heavy, so a special support frame is usually required to be equipped; secondly, in order to sleeve the fixed disc 300 on the outer edge of the rotating shaft 400 in an interference fit manner, special loading equipment is required, or manual gradual striking is carried out, the investment cost of the fixed disc is high, and the efficiency of the fixed disc is low (the manual gradual striking mode is more common); therefore, the conventional structure of the fixing plate 300 causes a problem that the installation of the rotating shaft 400 is complicated, and the present invention solves the problem of the prior art by changing the structure of the fixing plate 300.
As a preferred embodiment of the present invention, the built-in rotary plate 200 is provided with two first pin grooves 210 symmetrically arranged, as shown in fig. 4, and the insertion connection portion 410 is provided with a second pin groove 440 in a penetrating manner, as shown in fig. 2; the fixed structure of the rotating shaft end body further comprises: an engagement pin 600, as shown in FIG. 5; the middle of the engagement pin 600 is received in the second pin groove 440, and the two ends of the engagement pin 600 are received in the two first pin grooves 210.
Through the setting of first pin groove 210, second pin groove 440 and linking pin 600, the utility model discloses link together built-in rolling disc 200 with rotating, make built-in rolling disc 200 and fixed disk 300 can rotate with pivot 400 is synchronous, improve pivot 400 pivoted dynamic balance ability.
It can be understood that the present invention can also keep the built-in rotary disk 200 and the fixed disk 300 fixed (i.e. not rotating synchronously with the rotating shaft 400), so that a certain gap is reserved between the inner hole of the built-in rotary disk 200 and the inner hole of the fixed disk 300 and the rotating shaft 400.
As an improvement of the above preferred embodiment, the rotating shaft end body fixing structure further includes: a first rotary bearing disposed between the shaft seat 100 and the inner rotary disk 200. Preferably, the insertion connection portion 410 has a frustum shape, and the second rotation bearing is a tapered bearing.
In a similar way, the rotating shaft end body fixing structure further comprises: a second rotation bearing disposed between the bearing and the insertion connection part 410.
Further, the shaft seat 100 includes: the base member, remove connecting piece and removal driving piece, remove driving piece and removal connecting piece threaded connection, remove the driving piece and be used for driving the axial displacement of removing the connecting piece along pivot 400.
Through the arrangement, when the rotating shaft 400 is assembled, one part of the end part of the rotating shaft 400 is inserted into the shaft seat 100, and the rotating shaft 400 does not need to be directly installed to a preset position, so that the suspension time of the rotating shaft 400 in the assembling process is reduced, and the requirements of assembling personnel and tools are further reduced; after a part of the rotating shaft 400 is inserted into the shaft seat 100, the movable driving member is rotated to move the movable connecting member toward the rotating shaft 400 until the relative position of the two members meets the predetermined requirement.
When the mobile driving piece is specifically implemented, a handle is arranged on one side, away from the mobile connecting piece, of the mobile driving piece, so that the mobile driving piece can rotate conveniently. The movable connecting piece is provided with a frustum hole, and the second rotating bearing is contained in the movable connecting piece.
The utility model also provides a burnishing machine, it includes as above pivot end body fixed knot construct. Thus, the polishing machine can have all the features and advantages of the fixing structure of the end body of the rotating shaft described above, and the details are not repeated herein.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a pivot end body fixed knot constructs, includes axle bed, pivot and fixed disk, its characterized in that still includes: a rotating disc is arranged inside; wherein, the pivot includes: the tray body fixing part is positioned on the inner side of the insertion connecting part, and the diameter of the tray body fixing part is smaller than that of the insertion connecting part; the fixed disk sets up disk body fixed part includes: the first tray body and the second tray body are both in a semicircular shape and are provided with first screw holes; the built-in rotating disc is accommodated in the shaft seat and is provided with a second screw hole matched with the first screw hole.
2. The fixing structure of the rotating shaft end body according to claim 1, wherein the built-in rotating disc is provided with two first pin grooves which are symmetrically arranged, and the inserting connection part is provided with a second pin groove in a penetrating way; the fixed structure of the rotating shaft end body further comprises: the middle part of the connecting pin is contained in the second pin groove, and the two ends of the connecting pin are respectively contained in the two first pin grooves.
3. The rotary shaft end fixing structure according to claim 2, further comprising: the first rotating bearing is arranged between the shaft seat and the built-in rotating disc.
4. The rotary shaft end fixing structure according to claim 3, further comprising: a second rotary bearing disposed between the bearing and the insertion connection portion.
5. The rotating shaft end fixing structure according to claim 4, wherein the insertion connecting portion is in a frustum shape, and the second rotary bearing is a tapered bearing.
6. The rotating shaft end fixing structure according to claim 5, wherein the shaft seat comprises: the movable connecting piece is used for driving the movable connecting piece to move along the axial direction of the rotating shaft, and the movable connecting piece is used for accommodating the inserting connecting portion.
7. A fixing structure for an end body of a rotating shaft according to claim 6, wherein a handle is provided on a side of the movable driving member facing away from the movable connecting member.
8. The rotating shaft end body fixing structure according to claim 6, wherein the movable connecting member is provided with a frustum hole, and the second rotating bearing is accommodated in the movable connecting member.
9. A rotary shaft end body fixing structure according to claim 1, wherein the rotary shaft further comprises: the cloth wheel limiting part is arranged on the outer edge of the cloth wheel limiting part, and the diameter of the cloth wheel limiting part is larger than that of the disk body fixing part.
10. A polishing machine characterized by comprising the shaft end body fixing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208327.9U CN211103328U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft end body fixing structure and polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208327.9U CN211103328U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft end body fixing structure and polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211103328U true CN211103328U (en) | 2020-07-28 |
Family
ID=71721731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922208327.9U Active CN211103328U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft end body fixing structure and polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211103328U (en) |
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2019
- 2019-12-10 CN CN201922208327.9U patent/CN211103328U/en active Active
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