CN113172148A - Stamping type production device and production method for large bearing retainer - Google Patents
Stamping type production device and production method for large bearing retainer Download PDFInfo
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- CN113172148A CN113172148A CN202110491842.1A CN202110491842A CN113172148A CN 113172148 A CN113172148 A CN 113172148A CN 202110491842 A CN202110491842 A CN 202110491842A CN 113172148 A CN113172148 A CN 113172148A
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- leveling
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- punching
- bearing retainer
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 238000004080 punching Methods 0.000 claims abstract description 45
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
Classifications
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
-
- 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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/06—Removing local distortions
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/28—Associations of cutting devices therewith
- B21D43/287—Devices for handling sheet or strip material
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention provides a stamping type production device and a production method for a large-scale bearing retainer, which adopt the following scheme: including blowing levelling all-in-one, servo feeder, punching machine and the rounding machine that sets up according to feeding direction order, the punching machine includes cut-out press and straight sword, straight sword is provided with two, and two straight swoves are fixed respectively in cut-out press's both sides, and two straight sword parallel arrangement that cut, straight sword can carry out the up-and-down motion along with cut-out press, carries out blowing, levelling, transport, punching press deburring, rounding respectively. When the punching die punches the plate, the plate can be trimmed by the straight cutter while punching, so that the problem of camber of the plate is solved, and the plate is not limited to three meters any longer.
Description
Technical Field
The invention relates to the technical field of bearing retainers, in particular to a stamping type production device and a production method for a large-scale bearing retainer.
Background
A bearing generally consists of an inner race, an outer race, and balls disposed between the inner and outer races, a cage holding a pair of rollers. The rolling bearing of the wind turbine main shaft is required to bear a large load, and the rolling bearing itself is required to be large-sized, and therefore, each member such as the ball and the corresponding cage is required to be large-sized. Traditional product pocket is circular, and the product becomes oval through the rounding back, and the product horizontal direction pocket diminishes for pocket circularity worsens, influences the steel ball grow. And the existing product is connected into a circle by a welding mode, the quality of a welding position is easily influenced by the level of a welding technician, welding equipment, selection of welding materials, a welding mode and a welding environment, and the potential hazard points of the overall performance of the product have fracture risks.
In order to solve the above problems, patent No. CN202010362328.3 provides a bearing retainer for wind power generation equipment and a processing process, the retainer body is formed by connecting a plurality of arc-shaped component units end to end, adjacent component units are connected by a connection surface in the circumferential direction to form a circular retainer body, and a non-welded connection mode is adopted between the plurality of arc-shaped component units, so that the support strength of the bearing retainer can be effectively improved. However, the above-mentioned method still uses a plurality of arc-shaped members to connect and form a circular retainer, and still has the problems of easy breaking at the connecting point and complex process, and the diameter thereof is limited, and the larger the diameter is, the more difficult the processing and forming becomes.
Meanwhile, when punching is carried out by utilizing a punching mode in the prior art, the problem of camber of the plate can occur, the plate can only be limited to three meters long, and trimming processing is required at the later stage.
Therefore, in view of the current situations in the prior art that "the large bearing retainer is connected by the multi-section arc-shaped member" and "the plate is in a sickle curve and is limited to three meters long and needs trimming in the later period", it is an urgent need to solve the problem to develop a punching type production device and a production method for the large bearing retainer.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a stamping production device for a large bearing retainer, which is used for solving the problems that the conventional large bearing retainer is connected by a multi-section arc-shaped component and sickle bends are generated during stamping.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a large-scale bearing keeps ware punching press formula apparatus for producing, includes blowing levelling all-in-one, servo feeder, punching machine and the rounding machine that sets up according to the direction of feed order, the below of punching machine is provided with the workstation, the punching machine includes cut-out press and straight cutting knife, straight cutting knife is provided with two, and two straight cutting knives are fixed respectively in cut-out press's both sides, two straight cutting knife parallel arrangement, straight cutting knife can carry out the up-and-down motion along with cut-out press. Through above-mentioned equipment cooperation, rational layout, especially when punching a hole die punches a hole to panel, can utilize the straight cutter to carry out the deburring to panel when punching a hole and handle, solve the hook problem that panel exists, can make panel no longer be subject to three meters long, and then make the bearing retainer who makes out go up the weld opening reduce, only need one can, the bearing retainer diameter grow that the realization was made is more suitable for the production of large-scale bearing retainer to the life-span of extension retainer.
Furthermore, the working surfaces of the feeding and leveling integrated machine, the servo feeder and the rounding machine are positioned on the same horizontal plane. The flatness of the material plate is ensured, and the rounding of the rounding machine is facilitated.
Furthermore, the servo feeder is located the feed end of workstation, the servo feeder includes a plurality of last rollers and the lower roller that correspond and arrange, the clearance adaptation between last roller and the lower roller is in the thickness of waiting to process the sheet material.
Further, blowing levelling all-in-one includes support, coil stock carousel and levelling mechanism, the coil stock carousel rotationally installs on the support, levelling mechanism is located the place ahead of coil stock carousel, levelling mechanism includes levelling roll and lower levelling roll, goes up the levelling roll and forms the levelling clearance down between the levelling roll, the upper portion of levelling roll and the upper portion parallel and level of coil stock carousel down. Through rolling up the flitch and putting on the coil stock carousel, less occupation space realizes longer flitch and constantly feeds, levels the flitch through levelling mechanism, then carries the punching press and the deburring.
Further, the distance between the straight cutters on the two sides and the center of the stamping die is the same, and the distance between the edges on the two sides of the trimmed plate and the center of the circular pocket or the oval pocket is the same.
In addition, the invention also provides a production method of the large bearing retainer, which comprises the large bearing retainer stamping production device and further comprises the following steps:
a1: placing the plate on a material placing and leveling integrated machine for material placing and leveling;
a2: the leveled plate is conveyed forwards through a servo feeder;
a3: the punching die moves up and down, the punching die punches the conveyed plate, meanwhile, the straight cutters on two sides of the punching die cut the edge of the plate, the punching die and the straight cutters move synchronously and punch the plate twice up and down at the same position;
a4: rounding the punched plate by a rounding machine to form a circular retainer body with an opening;
a5: welding the opening of the retainer body formed in the step A4 to form a bearing retainer;
a6: and cleaning and rust prevention are carried out on the obtained bearing retainer, surface impurities of the bearing retainer are cleaned, and surface oiling is carried out on the bearing retainer.
The coiling, the uncoiling and the leveling of the plate are realized by using the discharging and leveling integrated machine, so that the length of the plate is greatly increased, and the occupied space is reduced; and the bearing retainer with large diameter and one welded junction is machined by the process flow, so that the bearing retainer is not easy to break, long in service life and simple in procedure.
Further, in step a3, a punching die punches a circular or elliptical pocket in the sheet material. The axial connection surface of each arc section component in the prior art is not needed, so that the process is simplified, the efficiency is improved, and the cost is reduced.
Further, after step a5, the obtained bearing holder is subjected to cleaning and rust prevention, surface impurities of the bearing holder are cleaned, and the bearing holder is subjected to surface oiling.
Further, blowing levelling all-in-one includes support, coil stock carousel and levelling mechanism, the coil stock carousel rotationally installs on the support, and the flitch book is put on the coil stock carousel, and the coil stock carousel rotates, and crooked flitch is carried forward, levels through levelling mechanism.
Further, the distance between the straight cutters on the two sides and the center of the stamping die is the same, and the distance between the edges on the two sides of the trimmed plate and the center of the circular pocket or the oval pocket is the same.
According to the technical scheme, the invention has the following advantages:
the scheme provides a stamping type production device and a production method of a large-scale bearing retainer, a material plate is coiled on a coiling turntable, the occupied space is small, the material plate is fed continuously, and the material plate is leveled by a leveling mechanism; then carry the punching press and carry out punching press and deburring, utilize the straight cutter in the same position die-cut twice in both sides when the punching press, in order to revise the camber, it is the same apart from circular pocket hole or oval pocket hole center distance to cut edge back panel both sides edge, the camber problem that panel exists has been solved, can make panel no longer be subject to three meters long, and then make the weld opening reduction on the bearing retainer who makes out, only need one can, the bearing retainer diameter grow that the realization was made out, more be suitable for the production of large-scale bearing retainer, and the life-span of extension retainer. The process is simplified, the efficiency is improved, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure, 1, a feeding and leveling integrated machine, 2, a servo feeder, 3, a punch, 4, a rounding machine, 5, a workbench, 11, a coil material turntable, 12, a support, 13, a leveling mechanism, 31, a stamping die, 32 and a straight cutter.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
Detailed description of the preferred embodiment 1
As shown in fig. 1, the present embodiment provides a stamping type production apparatus for large bearing retainers, which includes a discharging and leveling all-in-one machine 1, a servo feeder 2, a punch 3 and a rounding machine 4 arranged in order in a feeding direction. Wherein, blowing levelling all-in-one 1 includes support 12, coil stock carousel 11 and levelling mechanism 13, coil stock carousel 11 rotationally installs on support 12, levelling mechanism 13 is located the place ahead of coil stock carousel 11, levelling mechanism 13 includes levelling roll and lower levelling roll, go up and form between the levelling roll and the lower levelling roll and level the clearance, the upper portion of levelling roll and the upper portion parallel and level of coil stock carousel 11 down, through rolling up the flitch on coil stock carousel 11, less occupation space, realize longer flitch and constantly feed, level the flitch through levelling mechanism 13, then carry the punching press to carry out the punching press. Wherein, punching machine 3 includes cut-out press 31 and straight cutter 32, straight cutter 32 is provided with two, two straight cutters 32 are fixed respectively in cut-out press 31's both sides, two straight cutter 32 parallel arrangement, straight cutter 32 can carry out the up-and-down motion along with cut-out press, the below of punching machine 3 is provided with workstation 5, servo feeder 2 is located the feed end of workstation 5, servo feeder 2 includes a plurality of last rollers and the lower roller of arranging that correspond, the clearance adaptation between last roller and the lower roller is in waiting to add and adds
Detailed description of the preferred embodiment 2
This embodiment provides a method for producing a large bearing retainer, including the press-type production apparatus for a bearing retainer in embodiment 1, further including the steps of:
a1: placing the plate on a discharging and leveling integrated machine 1 for discharging and leveling;
a2: the leveled plate is conveyed forwards through the servo feeder 2;
a3: the punching die 31 moves up and down, the punching die 31 punches the conveyed plate, the punching die 31 punches a circular pocket or an oval pocket on the plate, meanwhile, the straight cutters 32 on two sides of the punching die 31 cut edges of the plate, the punching die 31 and the straight cutters 32 move up and down twice at the same position, and the straight cutters 32 on two sides are used for trimming at the same position to realize twice punching; the distance between the straight cutters 32 at the two sides and the center of the stamping die 31 is the same, and the distance between the edges at the two sides of the trimmed plate and the center of the circular pocket or the oval pocket is the same; the effect of correcting the camber is achieved, the plate is not limited to be three meters long any more, and the diameter of the manufactured bearing retainer is increased.
A4: the punched plate is rounded by a rounding machine 4 to form a circular retainer body with an opening;
a5: welding is performed at the opening of the holder body formed in step a4, forming a bearing holder.
A6: and cleaning and rust prevention are carried out on the obtained bearing retainer, surface impurities of the bearing retainer are cleaned, and surface oiling is carried out on the bearing retainer.
The flitch is coiled on the coiling material rotary table 11, so that the occupied space is small, the long flitch is continuously fed, and the flitch is leveled by the leveling mechanism 13; then the steel wire is conveyed to a punching machine for punching and finally is rounded, so that the process is simplified, the efficiency is improved, and the cost is reduced. Utilize the straight cutter 32 in the die-cut twice in same position in both sides in the punching press to revise the hook, it is the same apart from circular pocket hole or oval pocket hole center distance to cut edge back panel both sides edge, the hook problem that has solved panel existence, can make panel no longer be subject to three meters long, and then make the weld opening reduction on the bearing retainer of making out, only need one can, the bearing retainer diameter grow that the realization was made out, more be suitable for the production of large-scale bearing retainer, and the life-span of extension retainer.
The terms "upper", "lower", "outside", "inside", and the like in the description and claims of the present invention and the above-described drawings (if any) are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a large-scale bearing retainer punching press formula apparatus for producing, its characterized in that includes blowing levelling all-in-one (1), servo feeder (2), punching machine (3) and round as a ball machine (4) that set up according to feeding direction order, the below of punching machine (3) is provided with workstation (5), punching machine (3) are including cut-out press (31) and straight cutter (32), straight cutter (32) are provided with two, and two straight cutter (32) are fixed respectively in the both sides of cut-out press (31), and two straight cutter (32) parallel arrangement, straight cutter (32) can carry out the up-and-down motion along with cut-out press (31).
2. The stamping-type production device for the large-size bearing retainer according to claim 1, wherein the working surfaces of the discharging and leveling all-in-one machine (1), the servo feeder (2) and the rounding machine (4) are on the same horizontal plane.
3. The stamping-type production device for large-size bearing retainers according to claim 2, wherein the servo feeder (2) is positioned at the feeding end of the workbench (5), the servo feeder (2) comprises a plurality of correspondingly arranged upper rollers and lower rollers, and the gap between the upper rollers and the lower rollers is adapted to the thickness of the plate material to be processed.
4. The stamping-type production device for large-scale bearing retainers as claimed in claim 3, wherein the emptying and leveling integrated machine (1) comprises a support (12), a coil material rotating disc (11) and a leveling mechanism (13), the coil material rotating disc (11) is rotatably mounted on the support (12), the leveling mechanism (13) is positioned in front of the coil material rotating disc (11), the leveling mechanism (13) comprises an upper leveling roller and a lower leveling roller, a leveling gap is formed between the upper leveling roller and the lower leveling roller, and the upper part of the lower leveling roller is flush with the upper part of the coil material rotating disc (11).
5. A large bearing retainer production method, characterized by comprising the large bearing retainer press-forming production apparatus according to any one of claims 1 to 4, and further comprising the steps of:
a1: placing the plate on a material placing and leveling integrated machine (1) for placing and leveling;
a2: the leveled plate is conveyed forwards through a servo feeder (2);
a3: the punching die (31) moves up and down to punch the conveyed plate, and meanwhile, the straight cutters (32) on two sides of the punching die (31) cut the edge of the plate;
a4: the punched plate is rounded by a rounding machine (4) to form a circular retainer body with an opening;
a5: welding is performed at the opening of the holder body formed in step a4, forming a bearing holder.
6. A method for producing a large bearing retainer according to claim 5, characterized in that in step A3, a punching die (31) punches circular or oval pockets in the sheet material.
7. The production method of a large bearing holder according to claim 5, wherein after step A5, the obtained bearing holder is washed for rust prevention, the surface impurities of the bearing holder are washed, and the surface oiling is performed to the bearing holder.
8. A production method of a large-scale bearing retainer according to claim 5, characterized in that the discharging and leveling integrated machine (1) comprises a bracket (12), a coil material rotating disc (11) and a leveling mechanism (13), wherein the coil material rotating disc (11) is rotatably arranged on the bracket (12), flitch coils are placed on the coil material rotating disc (11), the coil material rotating disc (11) rotates, and bent flitch coils are conveyed forwards and leveled by the leveling mechanism (13).
9. A method for manufacturing a large bearing retainer according to claim 6, characterized in that the distance between the straight cutters (32) on both sides and the center of the punching die (31) is the same, the punching die (31) moves up and down twice in the same position, and the distance between the edges of both sides of the trimmed plate and the center of the circular or oval pocket is the same.
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CN202110491842.1A CN113172148A (en) | 2021-05-06 | 2021-05-06 | Stamping type production device and production method for large bearing retainer |
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CN202110491842.1A CN113172148A (en) | 2021-05-06 | 2021-05-06 | Stamping type production device and production method for large bearing retainer |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115576291A (en) * | 2022-11-21 | 2023-01-06 | 山东金帝精密机械科技股份有限公司 | Distributed numerical control system, method and device for bearing retainer |
CN116586925A (en) * | 2023-07-19 | 2023-08-15 | 山东金帝精密机械科技股份有限公司 | Large-scale bearing retainer production method, equipment and medium based on images |
CN116586925B (en) * | 2023-07-19 | 2023-09-19 | 山东金帝精密机械科技股份有限公司 | Large-scale bearing retainer production method, equipment and medium based on images |
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