CN112355107B - Air bearing foil roll forming device - Google Patents
Air bearing foil roll forming device Download PDFInfo
- Publication number
- CN112355107B CN112355107B CN202011127362.9A CN202011127362A CN112355107B CN 112355107 B CN112355107 B CN 112355107B CN 202011127362 A CN202011127362 A CN 202011127362A CN 112355107 B CN112355107 B CN 112355107B
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- roller
- air bearing
- press
- plate
- rolling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to an air bearing foil rolling forming device which comprises a rack, wherein a first press roller is rotatably arranged on the rack, the peripheral surface of the first press roller is provided with a rolling protrusion, a second press roller is rotatably arranged on the rack, the peripheral surface of the second press roller is provided with a rolling groove, the first press roller and the second press roller are engaged and matched through the rolling protrusion and the rolling groove to roll a plate to be formed, at least one of the first press roller and the second press roller is provided with a fixing structure for fixing the end part of the plate to be formed, so that the plate to be formed can be wrapped on the press roller provided with the fixing structure under the rolling action of the two press rollers and rolled into a cylinder shape, and a synchronous transmission mechanism is in transmission connection with the two press rollers and is used for realizing the synchronous rotation of the two press rollers. By means of which an air bearing foil with a perfectly controllable overall bending curvature can be obtained.
Description
Technical Field
The invention relates to an air bearing foil roll forming device.
Background
The air bearing is an air bearing with a good flexible surface and one or more layers of corrugated wave foils and top foils arranged in a bearing seat, and if the air bearing is disclosed by Chinese utility model patent with the publication number of CN207906295U and publication date of 2018, 09 and 25 months, the supporting foil of the air bearing is corrugated, also called corrugated wave foils, the corrugated wave foils need to be assembled in the bearing seat and attached to the inner wall surface of the bearing seat during use.
For the forming of the corrugated bump foil, the prior art mainly adopts the traditional stamping forming, and the forming method can well realize the forming of the corrugation on the bump foil, but the formed foil is wholly flat, and the cylindrical bump foil with the same bending curvature as the whole cannot be formed, so that the bump foil formed by the prior art cannot be well attached to the inner wall surface of the bearing seat.
Disclosure of Invention
The invention aims to provide an air bearing foil rolling forming device to overcome the technical problem that the bump foil produced in the prior art cannot be completely attached to a bearing seat due to the fact that the bump foil with an ideal and controllable integral bending curvature cannot be produced in the prior art.
The air bearing foil roll forming device adopts the following technical scheme:
the utility model provides an air bearing foil roll forming device, includes the frame, and first compression roller rotates to be installed in the frame, and the outer peripheral face has the roll extrusion arch, and the second compression roller rotates to be installed in the frame, and the outer peripheral face has the roll extrusion recess, and first compression roller and second compression roller pass through the roll extrusion arch and roll extrusion recess meshing cooperation in order to treat the shaping panel and carry out the roll extrusion processing, are equipped with fixed knot on the two at least one of first compression roller and second compression roller for the fixed tip of treating the shaping panel, so that treat the shaping panel can wrap on this compression roller that is provided with fixed knot and become the tube-shape under the roll extrusion effect of two compression rollers, two compression rollers are connected in the synchronous drive mechanism transmission, are used for realizing the synchronous of two compression rollers and rotate, are used for realizing the synchronous of two compression rollers.
The beneficial effects are that: when the device is used, the end part of a plate to be formed is fixed on one of the compression rollers through the fixing structure, the two compression rollers are driven to synchronously rotate to bite the plate to be formed between the two compression rollers and roll a corrugated structure on the plate to be formed, meanwhile, the end part of the plate to be formed is fixed on one of the compression rollers, therefore, the plate to be formed can be wrapped on the compression roller provided with the fixing structure under the rolling action of the two compression rollers, the compression roller provided with the fixing structure serves as a lining to roll the plate to be formed into a cylinder shape consistent with the curvature of the outer peripheral surface of the compression roller, the control of the integral curvature of the corrugated foil is realized, and the corrugated foil produced by the forming device can be well attached to the inner wall of a bearing seat with the corresponding size.
Further, the fixed knot constructs for seting up the draw-in groove on the compression roller peripheral surface, the length of draw-in groove extends along the axial direction of compression roller for the tip that supplies to treat the shaping panel inserts.
The beneficial effects are that: set up the draw-in groove and make fixed knot construct the handling ease as fixed knot, ensure simultaneously that fixed knot constructs can not cause the influence to the meshing of two compression rollers.
Furthermore, the depth extending direction of the clamping groove meets the requirement that the bending direction of the fixed end of the plate to be molded is consistent with the bending direction of the mounting elbow of the corrugated foil after the fixed end of the plate to be molded is molded.
The beneficial effects are that: therefore, the bending structure with the shape consistent with that of the installation elbow can be directly and synchronously formed at the end part of the plate to be formed.
Further, the depth of the clamping groove is equal to the bending amount of the mounting elbow of the corrugated foil to be formed.
The beneficial effects are that: therefore, the installation elbow can be directly formed at the end part of the corrugated foil, and the processing efficiency is improved.
Furthermore, the press roller provided with the clamping groove is detachably or movably arranged on the rack, and at least one end of the clamping groove is communicated with the end face of the press roller, so that an operator can lift one end of the press roller to draw out the formed cylindrical corrugated foil in a sliding manner along the clamping groove.
The beneficial effects are that: after the wave foil is formed, the cylindrical wave foil can be directly pulled out along the clamping groove by detaching the pressing roller or lifting one end of the pressing roller.
Furthermore, the clamping groove is a through groove, and a blocking structure for blocking one end of the clamping groove is arranged on the compression roller.
The beneficial effects are that: the clamping groove is arranged to be a through groove, so that the clamping groove is convenient to process, and meanwhile, the blocking structure is arranged to install the plate to be formed in place and block and restrain the plate in the forming process.
Furthermore, the compression roller provided with the clamping groove comprises a rotating shaft and a roller which is installed on the rotating shaft in a rotation stopping manner, the rotating shaft is provided with a stopping convex ring for stopping the axial direction of the roller, and the stopping convex ring simultaneously forms the blocking structure.
The beneficial effects are that: the bump foil with different sizes can be produced by replacing the roller, and meanwhile, the blocking of the roller and the blocking of the clamping groove are realized by the same structure, so that the structure of the device is simpler.
Further, the synchronous transmission mechanism is a gear set which is arranged on the end parts of the two press rollers and is engaged and matched with the end parts of the two press rollers.
The beneficial effects are that: the gear can simply and reliably realize the synchronous rotation of the two press rollers.
Furthermore, the rack comprises two vertical plates arranged in parallel, two ends of each press roller are rotatably arranged on the two vertical plates, and the gear set is positioned on one side of one vertical plate, which is back to the other vertical plate.
The beneficial effects are that: the vertical plate separates the gear set and the press roller from the part matched with the bump foil, and installation and production are ensured.
Furthermore, the air bearing foil roll forming device further comprises a driving motor, the driving motor is arranged between the two vertical plates, and a driving shaft of the driving motor penetrates through the vertical plates and is in transmission connection with the gear set.
The beneficial effects are that: the driving motor is arranged between the two vertical plate plates, so that the gravity center of the forming device is close to the middle part, and the stable placement of the forming device at a working position is ensured.
Drawings
FIG. 1 is a schematic structural view of an air bearing foil roll forming apparatus according to the present invention;
FIG. 2 is a schematic view showing the engagement state of two press rolls of the air bearing foil roll forming apparatus according to the present invention;
FIG. 3 is a schematic structural view of the air bearing foil roll forming apparatus of the present invention after the bearing cover is removed;
names of components corresponding to corresponding reference numerals in the drawings are:
1-a first press roll; 2-a second press roll; 3-a drive device; 4-a first drum; 5-a first rotating shaft; 6-flat bond; 7-a bearing; 8-a first annular boss; 9-a first baffle; 10-a second drum; 11-a second shaft; 12-a second annular boss; 13-a second baffle; 14-rolling the groove; 15-rolling the protrusions; 16-a card slot; 17-a bearing gland; 18-bolt; 19-a first gear; 20-a second gear; 21-third gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the relational terms such as "first" and "second," and the like, which may be present in the embodiments of the present invention, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the element defined by the phrases "comprising a" \8230; "8230;" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.
In the description of the invention, unless expressly stated or limited otherwise, the terms "mounted", "connected" and "connected" when used in this context are to be construed broadly, as for example they may be fixedly connected, releasably connected or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the invention, unless otherwise explicitly specified or limited, the term "provided" should be understood broadly, for example, the object provided may be a part of the body, or may be arranged separately from the body and connected to the body, which may or may not be detachable. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
Example 1 of the air bearing foil roll forming apparatus of the present invention: as shown in fig. 1, the device comprises a frame, a first press roll 1 and a second press roll 2 which are rotatably arranged on a bracket, a driving device 3 for driving the two press rolls to rotate, and a synchronous transmission mechanism arranged between the two press rolls.
As shown in fig. 2, the first press roller 1 includes a first roller 4 and a first rotary shaft 5, and the first roller 4 is fixed to the first rotary shaft 5 by a flat key 6. As shown in fig. 3, the first rotating shaft 5 is rotatably mounted on the frame through bearings 7 at both ends. In order to determine the installation position of the first roller 4 on the first rotating shaft 5, the left and right ends of the first rotating shaft 5 are provided with stop structures, in this embodiment, the stop structure at the right end is a stop convex ring, specifically, a first annular boss 8, which is arranged on the outer peripheral surface of the first rotating shaft 5, the first annular boss 8 is in stop fit with the first roller 4 along the axial direction of the first rotating shaft 5, and the stop structure at the left end is a first baffle 9 detachably installed at the left end of the first rotating shaft 5.
The installation mode of the second press roll 2 on the frame is basically the same as that of the first press roll 1 on the frame, the second press roll 2 comprises a second roller 10 and a second rotating shaft 11, the stopping structure on the right side of the second rotating shaft 11 is a second annular boss 12, and the stopping structure on the left end is a second baffle 13. In contrast to the configuration of the first pressure roller 1, the radial dimension of the first annular elevation 8 is greater than the radial dimension of the first roller 4, and the radial dimension of the second annular elevation 12 is smaller than the radial dimension of the second roller 10.
As shown in fig. 2, rolling grooves 14 are circumferentially arranged on the outer circumferential surface of the first pressing roller 1 at intervals, rolling protrusions 15 are circumferentially arranged on the outer circumferential surface of the second pressing roller 2 at intervals, the two pressing rollers are engaged with each other through the rolling grooves 14 and the rolling protrusions 15, and the engagement gap between the two pressing rollers is the thickness of the plate to be formed.
In the embodiment, the fixing structure is a clamping groove 16 which is processed on the outer peripheral surface of the first pressing roller 1 and is used for inserting the end part of the plate to be formed, the length of the clamping groove 16 extends along the axial direction of the first pressing roller 1, the depth extends along the radial direction of the first pressing roller 1, and the depth meets the requirement that the end part of the plate to be formed, which is inserted into the clamping groove 16, is directly formed into the mounting elbow of the corrugated foil. In other embodiments, the depth of the clamping groove can be set to be deeper so as to ensure stable fixation of the plate to be formed, and after the forming is completed, the bent part is cut into the same size as the mounting elbow of the corrugated foil.
For convenience of processing, the clamping groove 16 is designed to be a through groove running through along the length direction, and based on this, the radial size of the first annular boss 8 is designed to be larger than that of the first roller 4, so that the first annular boss 8 is utilized to simultaneously stop and limit the plate to be formed. The radial dimension of the first baffle 9 is smaller than that of the first pressing roller 1, so that the formed corrugated foil can be pulled out from the left end of the first pressing roller 1 along the clamping groove 16. The radial dimension of the first press roll is adapted to the inner diameter of the bearing housing into which the produced bump foil is to be inserted, and may be equal to or slightly larger than the inner diameter of the bearing housing into which the produced bump foil is to be inserted.
In other embodiments, only the left end of the clamping groove can be communicated with the end surface of the first pressing roller. For the clamping groove with two through ends, a special blocking structure can be arranged at the right end of the clamping groove to block the port of the clamping groove, and the first annular boss only blocks the first roller.
The frame is including controlling the riser, and the bearing holding tank that holds bearing 7 is seted up to the riser upper end for control the riser and constitute the bearing mount pad, bearing gland 17 passes through bolt 18 releasable connection with the riser that corresponds, thereby with each compression roller releasable mounting in the frame. The split type structure is arranged on the vertical plate from top to bottom, so that when the bearing accommodating groove is machined, the upper portion of the vertical plate can be clamped on equipment for machining, and machining convenience is improved. In order to ensure that the two vertical plates can stably maintain the positions, the left vertical plate and the right vertical plate are connected through the cross beam, or the left vertical plate and the right vertical plate can be fixed on the same base.
As shown in fig. 1, the synchronous transmission mechanism includes a first gear 19 and a second gear 20, the first gear 19 is mounted at the right end of the first rotating shaft 5 through a flat key, the second gear 20 is mounted at the right end of the second rotating shaft 11 through a flat key, and the first gear 19 and the second gear 20 are in meshing transmission and are both located at the right side of the right vertical plate. In this embodiment, the driving device 3 is a driving motor, the driving motor is located between the left vertical plate and the right vertical plate and is fixed on the right vertical plate, a driving shaft of the driving motor penetrates through the right vertical plate and is provided with a third gear 21 at an end portion thereof, and the third gear 21 is in meshing transmission with the second gear 20.
In this embodiment, the number of rolling grooves 14 on the first pressing roller 1 is the same as that of rolling protrusions 15 on the second pressing roller 2, and therefore, the transmission ratio of the first gear 19 to the second gear 20 is 1:1, in other embodiments, the transmission ratio of the first gear and the second gear can be adaptively set according to the number ratio of the rolling grooves on the first pressing roller to the rolling protrusions on the second pressing roller. In the present embodiment, each gear is a timing gear.
During the use, the panel that treats that cuts out suitable size through the guillootine, the tip of the panel after will cutting is inserted to the draw-in groove 16 in, start driving motor, based on the meshing of first gear 19 and second gear 20, driving motor drive two compression rollers rotate in step, first compression roller 1 drives the panel that treats that the shaping makes the panel that treats the shaping is bitten between two compression rollers and carries out the roll extrusion, under the meshing roll extrusion effect of first compression roller 1 and second compression roller 2, the panel that treats the shaping is by roll forming and cladding on first compression roller 1, form the ripples paper tinsel of tube-shape, so can effectively guarantee that the bulk curvature of ripples tinsel is the same, for reducing the resilience of the ripples tinsel after the shaping, can carry out many times roll forming with panel. After the molding is completed, the bearing cover 17 is removed, the first shaft 5 is lifted, and the molded cylindrical bump foil is pulled out from the left end along the slot 16. In other embodiments, the sheet material for forming the bump foil is thin, so that the formed cylindrical bump foil has a certain elastic deformability, and the formed bump foil may be directly peeled off from the first pressing roller 1 without detaching the bearing cover.
Embodiment 5 of the air bearing foil roll forming apparatus of the present invention is different from the above embodiments in that the roller and the rotating shaft of the pressing roller are assembled together, and in this embodiment, the roller and the rotating shaft of the pressing roller are integrally formed.
In embodiment 7 of the air bearing foil roll forming device of the present invention, the difference between the present embodiment and the above embodiments is that the driving device is directly disposed on the rack in the above embodiments, in the present embodiment, the air bearing foil roll forming device does not include the driving device, the third gear is rotatably mounted on the rack, and when in use, the driving device is additionally disposed for the air bearing foil roll forming device, so that the driving device is in transmission connection with the third gear. Of course, in other embodiments, the two pressing rollers can also be driven to rotate by a hand-cranking driving mode.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.
Claims (10)
1. An air bearing foil roll forming device is characterized by comprising:
a frame;
the first press roller is rotatably arranged on the rack, and the peripheral surface of the first press roller is provided with a rolling bulge;
the second press roller is rotatably arranged on the rack, and the peripheral surface of the second press roller is provided with a rolling groove;
the first compression roller and the second compression roller are engaged and matched through the rolling protrusions and the rolling grooves to roll the plate to be formed, and at least one of the first compression roller and the second compression roller is provided with a fixing structure for fixing the end part of the plate to be formed, so that the plate to be formed can be wrapped on the compression roller provided with the fixing structure under the rolling action of the two compression rollers and is rolled into a cylinder;
and the synchronous transmission mechanism is in transmission connection with the two compression rollers and is used for realizing synchronous rotation of the two compression rollers.
2. The apparatus of claim 1, wherein the fixing structure is a locking groove formed on the outer circumferential surface of the pressing roller, and the locking groove has a length extending in the axial direction of the pressing roller for inserting the end of the sheet to be formed.
3. The apparatus as claimed in claim 2, wherein the engaging grooves have a depth extending direction in which the fixed end of the plate to be formed is bent in a direction corresponding to the bending direction of the mounting bend of the bump foil.
4. The apparatus of claim 3, wherein the depth of said notch is equal to the amount of bending of the mounting bend of the bump foil to be formed.
5. The device for roll forming an air bearing foil according to any one of claims 2 to 4, wherein the press roll having a locking groove is detachably or movably mounted on the frame, and at least one end of the locking groove is connected to an end surface of the press roll, so that an operator can lift one end of the press roll to draw out the formed cylindrical bump foil in a sliding manner along the locking groove.
6. An air bearing foil roll forming apparatus as claimed in claim 5 wherein said pockets are through slots and said roller is provided with a blocking structure for blocking one end of said pockets.
7. The apparatus of claim 6, wherein the pressing roller having the engaging groove comprises a rotating shaft and a roller rotatably mounted on the rotating shaft, the rotating shaft is provided with a stopping protrusion for stopping the axial direction of the roller, and the stopping protrusion simultaneously forms the blocking structure.
8. An air bearing foil roll forming apparatus as claimed in any one of claims 1 to 4 wherein the synchronous drive means is a set of meshing gear wheels provided at the ends of the two rollers.
9. The apparatus as claimed in claim 8, wherein the frame comprises two parallel vertical plates, the two ends of each roller are rotatably mounted on the two vertical plates, and the gear set is disposed on a side of one of the vertical plates facing away from the other vertical plate.
10. The air bearing foil roll forming apparatus of claim 9, wherein the air bearing foil roll forming apparatus further comprises a driving motor disposed between the two vertical plates, and a driving shaft of the driving motor passes through the vertical plates and is drivingly connected to the gear train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127362.9A CN112355107B (en) | 2020-10-20 | 2020-10-20 | Air bearing foil roll forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127362.9A CN112355107B (en) | 2020-10-20 | 2020-10-20 | Air bearing foil roll forming device |
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| Publication Number | Publication Date |
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| CN112355107A CN112355107A (en) | 2021-02-12 |
| CN112355107B true CN112355107B (en) | 2023-01-03 |
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| CN202011127362.9A Active CN112355107B (en) | 2020-10-20 | 2020-10-20 | Air bearing foil roll forming device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116058530A (en) * | 2023-02-17 | 2023-05-05 | 昆明三行智造科技有限公司 | Sheet material crimping apparatus |
| CN117123652B (en) * | 2023-10-24 | 2024-03-19 | 奇精机械股份有限公司 | Manufacturing equipment of corrugated foil of air bearing of washing machine |
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| GB429247A (en) * | 1933-12-22 | 1935-05-27 | Wilhelm Heinen | Improvements in and relating to method and device for rolling sheet metal strips or the like |
| US4689261A (en) * | 1983-10-05 | 1987-08-25 | Ahnstroem Ove | Rounded corrugated sheet and method and apparatus for its manufacture |
| JPH06277761A (en) * | 1993-03-30 | 1994-10-04 | Hirano Kogyo Kk | Curved surface forming machine |
| JPH09276939A (en) * | 1996-04-12 | 1997-10-28 | Inoue Sangyo Kk | Two roll forming machine using curvature adjusting roll |
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