CN215969726U - Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender - Google Patents
Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender Download PDFInfo
- Publication number
- CN215969726U CN215969726U CN202122223254.8U CN202122223254U CN215969726U CN 215969726 U CN215969726 U CN 215969726U CN 202122223254 U CN202122223254 U CN 202122223254U CN 215969726 U CN215969726 U CN 215969726U
- Authority
- CN
- China
- Prior art keywords
- roller
- frame
- tightening pin
- pvc film
- wheel mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides a connecting assembly of a roller and a frame in a super wear-resistant anti-skid PVC film calender, belonging to the technical field of machinery. It has solved prior art and has had the poor problem of stability. The connecting assembly of the roller and the rack in the super wear-resistant anti-skidding PVC film calender is positioned between the connecting section and the rack and comprises an inner support, an outer support, a pre-tightening pin and a contact wheel mechanism, wherein the inner support and the outer support are fixedly connected to the rack, the inner support is close to the connecting section, the middle of the contact wheel mechanism is connected to the inner support, the outer end of the contact wheel mechanism is connected with the connecting section, the pre-tightening pin is connected to the outer support, the pre-tightening pin is separated from the inner end of the contact wheel mechanism in an initial state, and after the pre-tightening pin moves relative to the outer support, the pre-tightening pin can press against the inner end of the contact wheel mechanism and has the tendency of keeping the outer end of the contact wheel mechanism connected with the connecting section. The connecting component of the roller and the frame in the super wear-resistant anti-skidding PVC film calender has high stability.
Description
Technical Field
The utility model belongs to the technical field of machinery, and relates to a connecting assembly of a roller and a frame in a super wear-resistant anti-skidding PVC film calender.
Background
The calender comprises a rack and a roller which is axially and fixedly connected to the rack, and the ultra-wear-resistant anti-skidding PVC film is tensioned by the roller when passing through the roller of the calender, can be properly drawn and is pressed into a set thickness.
The roller and the frame are usually connected by a bearing in the existing calender, and the roller can be ensured to smoothly rotate relative to the frame under the action of the bearing. When the roller is maintained or assembled and disassembled, the roller and the bracket are complex to disassemble and assemble.
Its publication number CN207103436U of chinese patent provides a roll spindle nose and telescopic coupling mechanism of spiale, including spiale sleeve and roll spindle nose, wherein: the inside of the spindle sleeve is provided with a flat hole structure, two opposite sides of the inner surface of the flat hole structure are respectively provided with a flat head lining plate, one surface of each flat head lining plate is connected with the spindle sleeve, and the other surface of each flat head lining plate is in contact with a flat head plane of the spindle head of the roller; the front end and the rear end of the roller shaft head are respectively provided with a first centering cylinder and a second centering cylinder, and the two cylinders position the roller shaft head and the spindle sleeve to the same central line; the flat hole structure of the spindle sleeve and the flat head plane of the roll spindle head are inclined at 1-2 degrees relative to the central line to form a matching inclined plane.
It can be seen that the above patent not only facilitates the quick assembly and disassembly of the roller spindle head and the spindle sleeve, but also can effectively reduce the clearance between the roller spindle head and the spindle sleeve, reduce the impact of a rolling mill during steel biting and steel throwing, prolong the service life of parts of a transmission system and improve the quality of rolled pieces.
However, the contact area between the roller shaft head and the sleeve is large, so that the abrasion loss between the roller shaft head and the sleeve is large, the stability of the roller shaft head and the sleeve is inevitably greatly reduced after the roller shaft head is used for a long time, and the stability of the roller shaft head and the sleeve is poor.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a connecting component for a roller and a frame in a super wear-resistant and anti-slip PVC film calender, which is convenient to assemble and disassemble and high in stability.
The purpose of the utility model can be realized by the following technical scheme:
a connecting component of a roller and a frame in a super wear-resistant anti-skid PVC film calender, the calender comprises a frame and a roller connected with the frame, the roller is cylindrical and is provided with a cylindrical connecting section at the end part, the connecting section and the roller are arranged coaxially, and the outer diameter of the connecting section is smaller than that of the roller, it is characterized in that the connecting component is positioned between the connecting section and the frame and comprises an inner bracket, an outer bracket, a pre-tightening pin and a contact wheel mechanism, the inner support and the outer support are fixedly connected on the machine frame, the inner support is close to the connecting section, the middle part of the contact wheel mechanism is connected on the inner support, the outer end of the contact wheel mechanism is connected with the connecting section, the pre-tightening pin is connected to the outer bracket, the pre-tightening pin is separated from the inner end of the contact wheel mechanism in the initial state, when the pre-tightening pin moves relative to the outer support, the pre-tightening pin can be pressed against the inner end of the contact wheel mechanism and has the tendency of keeping the outer end of the contact wheel mechanism connected with the connecting section.
The roller and the connecting component of the frame in the super wear-resistant anti-skidding PVC film calender are creatively connected with the contact wheel mechanism on the inner support, and the pre-tightening pin is connected on the outer support.
In the initial state, the pre-tightening pin on the outer bracket is separated from the contact wheel mechanism. When the pre-tightening pin on the outer bracket is contacted with the inner end of the contact wheel mechanism, the outer end of the contact wheel mechanism stably abuts against the connecting section of the roller. As long as the pre-tightening pin is not separated from the inner end of the contact wheel mechanism, the outer end of the contact wheel mechanism can be stably connected with the connecting section of the roller.
Because the inner support and the outer support are fixedly connected on the frame, the structure finally indirectly fixes the roller connecting section on the support which is axially fixed.
Certainly, in the rotating process of the roller shaft, the friction resistance between the connecting section and the contact wheel mechanism is small, and the roller shaft can rotate smoothly.
In the connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the contact wheel mechanism comprises a connecting hole penetrating through the roller, a connecting rod, a connecting sleeve and an inner support, the connecting sleeve is sleeved in the middle of the connecting rod and fixedly connected with the connecting rod, the connecting sleeve is arranged at the connecting hole in a penetrating mode and movably connected with the connecting rod, the roller is fixedly connected to the outer end of the connecting rod, and the inner side of the inner end of the connecting rod can be in contact with the outer side of the pre-tightening pin.
The connecting sleeve is connected with the connecting hole and is fixedly connected with the connecting rod, and finally the connecting rod can swing around the connecting sleeve properly.
In the coupling assembling of roller and frame in foretell super wear-resisting anti-skidding PVC membrane calender, the adapter sleeve outside has and is annular convex connection edge, and the cross-section on above-mentioned connection edge is the arc, and the connecting hole inner wall of above-mentioned inner support has and connects along assorted spread groove, and above-mentioned connection edge inlays in spread groove department.
The connecting edge is matched with the connecting groove, so that the connecting sleeve can swing properly, but the connecting sleeve cannot fall off from the connecting hole.
In the connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the aperture size of the connecting hole is larger than the outer diameter size of the connecting sleeve.
The structure can ensure that the connecting sleeve has a proper swinging spatial position at the connecting hole. Of course, such a configuration would also position the adapter sleeve at the connection opening due to the mating of the connection rim with the connection opening.
In the coupling assembling of roller and frame in foretell super wear-resisting anti-skidding PVC membrane calender, above-mentioned gyro wheel, connecting rod, adapter sleeve and connecting hole form a linkage unit, linkage unit's quantity is a plurality of, and the setting of a plurality of linkage unit circumference equipartitions is on the inner support, and every linkage unit's gyro wheel all supports and leans on in the linkage segment outside.
The setting of a plurality of linkage units enables the linkage segment to be by a plurality of gyro wheels outriggers, effectively improves the connection stability of roller tip.
In the connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the connecting sleeve and the connecting rod are made of metal materials and are fixedly connected through welding.
In the connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the outer support is fixedly connected with a cylindrical guide cylinder, the pre-tightening pin is matched with the guide cylinder, and the inner end of the pre-tightening pin is embedded in the guide cylinder.
The guide cylinder has two functions:
firstly, after the pre-tightening pin moves along the guide cylinder, the pre-tightening pin can be stably contacted with the connecting rod;
and secondly, when the pre-tightening pin is separated from the connecting rod, the guide cylinder can provide enough space position for the pre-tightening pin to be accommodated.
In the connecting component of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the outer end of the pre-tightening pin is provided with a smoothly-transiting leading-in part.
In the connecting component of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the leading-in part is a chamfer at the outer end of the pre-tightening pin.
The arrangement of the guide-in part can ensure that the pre-tightening pin smoothly and stably contacts with the connecting rod.
In the connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender, the outer end of the pre-tightening pin is fixedly connected with a flexible cushion pad, and the cushion pad abuts against the side part of the inner support.
The cushion can prevent the pre-tightening pin from being in rigid contact with the inner support.
Compared with the prior art, this coupling assembling of roller and frame in super wear-resisting anti-skidding PVC membrane calender is owing to support through the linkage segment of a plurality of contact wheel mechanisms to roller tip and is connected, consequently, its connection stability is than higher, moreover because be rolling friction between contact wheel mechanism and the linkage segment, its frictional resistance is smaller, has not only further improved connection stability, but also can make the roller smoothly rotate.
Meanwhile, after the pre-tightening pin is separated from the contact wheel mechanism, the connection section of the contact wheel mechanism and the roller can be conveniently separated, so that the pre-tightening pin is convenient to assemble and disassemble and has high practical value.
Drawings
Fig. 1 is a schematic structural diagram of a connecting assembly of a roller and a frame in the super wear-resistant anti-slip PVC film calender.
Fig. 2 is a schematic structural diagram of the joint of the connecting section and the roller in the connecting component of the roller and the frame in the super wear-resistant anti-slip PVC film calender.
In the figure, 1, a frame; 2. a roller; 2a, a connecting section; 3. an inner support; 3a, connecting holes; 3a1, connecting groove; 4. an outer support; 4a, a guide cylinder; 5. pre-tightening the pin; 5a, an introduction part; 6. a roller; 7. a connecting rod; 8. connecting sleeves; 8a, a connecting edge; 9. a cushion pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, the calender comprises a frame 1 and a roller 2 connected to the frame, wherein the roller 2 is cylindrical and has a cylindrical connecting section 2a at the end part, the connecting section 2a is arranged coaxially with the roller 2, and the outer diameter of the connecting section 2a is smaller than that of the roller 2.
The connecting assembly of the roller and the frame in the super wear-resistant anti-skidding PVC film calender is positioned between a connecting section 2a and the frame 1 and comprises an inner support 3, an outer support 4, a pre-tightening pin 5 and a contact wheel mechanism, wherein the inner support 3 and the outer support 4 are fixedly connected to the frame 1, the inner support 3 is close to the connecting section 2a, the middle of the contact wheel mechanism is connected to the inner support 3, the outer end of the contact wheel mechanism is connected with the connecting section 2a, the pre-tightening pin 5 is connected to the outer support 4, the pre-tightening pin 5 is separated from the inner end of the contact wheel mechanism in an initial state, and after the pre-tightening pin 5 moves relative to the outer support 4, the pre-tightening pin 5 can be pressed at the inner end of the contact wheel mechanism and has the tendency of keeping the outer end of the contact wheel mechanism connected with the connecting section 2 a.
The contact wheel mechanism comprises a roller 6, a connecting rod 7, a connecting sleeve 8 and a connecting hole 3a penetrating through the inner support 3, the connecting sleeve 8 is sleeved at the middle part of the connecting rod 7 and fixedly connected with the connecting rod 7, the connecting sleeve 8 is arranged at the connecting hole 3a in a penetrating mode and movably connected with the connecting hole 3a in a penetrating mode, the roller 6 is fixedly connected to the outer end of the connecting rod 7, and the inner side of the inner end of the connecting rod 7 can be in contact with the outer side of the pre-tightening pin 5.
The outer side of the connecting sleeve 8 is provided with a connecting edge 8a which protrudes in an annular shape, the section of the connecting edge 8a is arc-shaped, the inner wall of the connecting hole 3a of the inner bracket 3 is provided with a connecting groove 3a1 matched with the connecting edge 8a, and the connecting edge 8a is embedded in the connecting groove 3a 1.
The aperture size of the connecting hole 3a is larger than the outer diameter size of the connecting sleeve 8.
The idler wheel 6, the connecting rod 7, the connecting sleeve 8 and the connecting hole 3a form a connecting unit, the number of the connecting units is a plurality, the connecting units are circumferentially and uniformly distributed on the inner support 3, and the idler wheel 6 of each connecting unit is abutted against the outer side of the connecting section 2 a.
The connecting sleeve 8 and the connecting rod 7 are made of metal materials and are fixedly connected through welding.
The outer support 4 is fixedly connected with a cylindrical guide cylinder 4a, the pre-tightening pin 5 is matched with the guide cylinder 4a, and the inner end of the pre-tightening pin 5 is embedded in the guide cylinder 4 a.
The outer end of the pretensioning pin 5 has a smoothly transitioning lead-in 5 a.
The lead-in portion 5a is a chamfer at the outer end of the preload pin 5.
The outer end of the pre-tightening pin 5 is fixedly connected with a flexible cushion pad 9, and the cushion pad 9 is abutted against the side part of the inner support 3.
The roller and the connecting component of the frame in the super wear-resistant anti-skidding PVC film calender are creatively connected with the contact wheel mechanism on the inner support, and the pre-tightening pin is connected on the outer support.
In the initial state, the pre-tightening pin on the outer bracket is separated from the contact wheel mechanism. When the pre-tightening pin on the outer bracket is contacted with the inner end of the contact wheel mechanism, the inner side of the outer end of the connecting rod is abutted against the outer side of the pre-tightening pin, the connecting rod swings around the connecting position of the connecting sleeve and the connecting hole, and finally the roller at the outer end of the connecting rod is abutted against the connecting section.
Because the number of the contact wheel mechanisms is a plurality, the contact wheel mechanisms are circumferentially and uniformly distributed by taking the center of the connecting section as a reference. Therefore, the rollers uniformly distributed in the circumferential direction are stably contacted with the outer side of the connecting section, and finally the connecting section of the roller is stably supported and positioned.
Obviously, because the rolling friction is adopted between the roller and the connecting section, the friction resistance is relatively low, and the roller can smoothly rotate.
Because the inner support and the outer support are fixedly connected on the frame, the structure finally indirectly fixes the roller connecting section on the support which is axially fixed.
The features of the above-described embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the features in the above-described embodiments are not described, but should be construed as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the features.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that suitable changes and modifications of the above embodiments are within the scope of the claimed invention as long as they are within the spirit and scope of the present invention.
Claims (10)
1. A connecting component of a roller and a frame in a super wear-resistant anti-skid PVC film calender, the calender comprises a frame and a roller connected with the frame, the roller is cylindrical and is provided with a cylindrical connecting section at the end part, the connecting section and the roller are arranged coaxially, and the outer diameter of the connecting section is smaller than that of the roller, it is characterized in that the connecting component is positioned between the connecting section and the frame and comprises an inner bracket, an outer bracket, a pre-tightening pin and a contact wheel mechanism, the inner support and the outer support are fixedly connected on the machine frame, the inner support is close to the connecting section, the middle part of the contact wheel mechanism is connected on the inner support, the outer end of the contact wheel mechanism is connected with the connecting section, the pre-tightening pin is connected to the outer bracket, the pre-tightening pin is separated from the inner end of the contact wheel mechanism in the initial state, when the pre-tightening pin moves relative to the outer support, the pre-tightening pin can be pressed against the inner end of the contact wheel mechanism and has the tendency of keeping the outer end of the contact wheel mechanism connected with the connecting section.
2. The connecting assembly of roller and frame in the super wear-resistant anti-slip PVC film calender according to claim 1, wherein the contact wheel mechanism comprises a roller, a connecting rod, a connecting sleeve and a connecting hole penetrating through the inner frame, the connecting sleeve is sleeved on the middle part of the connecting rod and fixedly connected with the connecting rod, the connecting sleeve is penetrated through the connecting hole and movably connected with the connecting hole, the roller is fixedly connected with the outer end of the connecting rod, and the inner side of the inner end of the connecting rod can be contacted with the outer side of the pre-tightening pin.
3. The connecting assembly of roller and frame in the super wear-resistant and anti-slip PVC film calender according to claim 2, wherein the connecting sleeve has a connecting edge protruding in a ring shape on the outside, the cross section of the connecting edge is arc-shaped, the inner wall of the connecting hole of the inner frame has a connecting groove matching with the connecting edge, and the connecting edge is embedded in the connecting groove.
4. The connecting assembly for the roller and the frame in the super wear-resistant and anti-skid PVC film calender according to claim 3, wherein the aperture size of the connecting hole is larger than the outer diameter size of the connecting sleeve.
5. The connecting assembly for connecting the roller and the frame in the super wear-resistant and anti-skid PVC film calender according to claim 4, wherein the rollers, the connecting rods, the connecting sleeves and the connecting holes form a plurality of connecting units, the connecting units are circumferentially and uniformly distributed on the inner support, and the rollers of each connecting unit are abutted against the outer side of the connecting section.
6. The connecting assembly of the roller and the frame of the super wear-resistant and anti-skid PVC film calender according to claim 5, wherein the connecting sleeve and the connecting rod are made of metal materials and are fixedly connected with each other by welding.
7. The connecting assembly for the roller and the frame of the ultra-wear-resistant anti-skid PVC film calender according to claim 6, wherein the outer frame is fixedly connected with a cylindrical guide cylinder, the pre-tightening pin is matched with the guide cylinder, and the inner end of the pre-tightening pin is embedded in the guide cylinder.
8. The roller and frame connecting assembly of the ultra-wear-resistant and anti-slip PVC film calender according to claim 7, wherein the outer end of the pre-tightening pin is provided with a smoothly-transitional lead-in part.
9. The roller and frame connecting assembly of the super wear-resistant and anti-slip PVC film calender according to claim 8, wherein the lead-in part is a chamfer at the outer end of the pre-tightening pin.
10. The roller and frame connection assembly of a super wear-resistant and anti-slip PVC film calender according to claim 9, wherein a flexible buffer pad is fixed to the outer end of the pre-tightening pin, and the buffer pad abuts against the side of the inner support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122223254.8U CN215969726U (en) | 2021-09-13 | 2021-09-13 | Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122223254.8U CN215969726U (en) | 2021-09-13 | 2021-09-13 | Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215969726U true CN215969726U (en) | 2022-03-08 |
Family
ID=80466009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122223254.8U Active CN215969726U (en) | 2021-09-13 | 2021-09-13 | Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215969726U (en) |
-
2021
- 2021-09-13 CN CN202122223254.8U patent/CN215969726U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208719146U (en) | A kind of diameter axial direction composite cylindrical roller bearing | |
| CN203766876U (en) | Steering knuckle assembly, suspension sub-assembly for vehicle and automobile steering knuckle assembly | |
| CN215969726U (en) | Roller and frame connecting assembly in super wear-resistant anti-skidding PVC film calender | |
| CN202381534U (en) | Rolling needle and cylindrical roller combined bearing | |
| CN201068933Y (en) | Radial spacing jacket for roller bearing constituted only by cage and roller | |
| CN213685036U (en) | Clutch bearing | |
| CN210454321U (en) | Integrated industrial heavy omni-directional wheel | |
| CN104565019A (en) | Hole bottom thrust bearing and shaft sleeve device provided with same | |
| CN219299785U (en) | Wear-resistant needle bearing | |
| CN112553721A (en) | Roller and leather roller device for textile machinery | |
| CN216831966U (en) | High wear-resistant front mould hank tooth mechanism | |
| CN214518667U (en) | Device suitable for stripper roll pendulum rod bearing frame is dismantled | |
| CN219570616U (en) | Needle bearing | |
| CN109877778A (en) | Bushing dismounting tool | |
| CN204458814U (en) | Thrust-bearing at the bottom of hole and install the shaft sleeve device of thrust-bearing of the porose end | |
| CN214519874U (en) | Guide cylinder support ring | |
| CN214451287U (en) | Automobile steering knuckle support | |
| CN212297333U (en) | Release bearing | |
| CN215370610U (en) | Rough rolling vertical roller bearing | |
| CN217197628U (en) | Novel bicycle front hub | |
| CN214837834U (en) | Needle roller bearing assembly convenient to install | |
| CN215860937U (en) | Spherical seat ceramic radial sliding bearing for magnetic pump | |
| CN210558600U (en) | Reinforcing device for guide rod outer seat of silk weaving machine | |
| CN215171541U (en) | Rolling bearing device | |
| CN211386304U (en) | Trunnion of rolling mill roll shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |