CN113277198A - Barrel body and barrel body production process - Google Patents
Barrel body and barrel body production process Download PDFInfo
- Publication number
- CN113277198A CN113277198A CN202110591377.9A CN202110591377A CN113277198A CN 113277198 A CN113277198 A CN 113277198A CN 202110591377 A CN202110591377 A CN 202110591377A CN 113277198 A CN113277198 A CN 113277198A
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- CN
- China
- Prior art keywords
- barrel
- reserved
- barrel body
- tub
- bucket
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/02—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape
- B65D7/04—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape of curved cross-section, e.g. cans of circular or elliptical cross-section
- B65D7/045—Casks, barrels, or drums in their entirety, e.g. beer barrels, i.e. presenting most of the following features like rolling beads, double walls, reinforcing and supporting beads for end walls
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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
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
- B65D21/02—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
- B65D21/0209—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together stackable or joined together one-upon-the-other in the upright or upside-down position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/02—Removable lids or covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls
- B65D7/34—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls
- B65D7/36—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls formed by rolling, or by rolling and pressing
Abstract
The invention relates to a barrel body and a barrel body production process. The barrel body comprises a barrel cover, a barrel body and a barrel bottom, and the barrel cover is arranged at the top end of the barrel body. The outer edge of the bottom end of the barrel body is provided with a first reserved curled portion, and the outer edge of the barrel bottom is provided with a second reserved curled portion. The bottom of barrel bottom shutoff ladle body and first reservation hem portion and the overlap back outer the turning over of second reservation hem portion form first turn over book portion, and first turn over book portion is along the curve upset. The barrel body production process comprises the barrel body and the steps of: and S1, assembling the barrel bottom to the bottom end of the barrel body by using a bottom sealing machine. And S2, after the first reserved flanging part and the second reserved flanging part are overlapped, the first reserved flanging part is turned upwards and outwards to form a first turning part, and the first turning part is turned along the curve. According to the invention, the first reserved flanging part of the barrel body and the second reserved flanging part of the barrel bottom are overlapped and then are turned outwards to form the first flanging part, and the first flanging part is turned along the curve, so that the sealing performance of the first flanging part can be improved.
Description
Technical Field
The invention relates to a barrel body and a barrel body production process.
Background
The bucket body generally comprises a bucket body, a bucket bottom and a bucket cover. The barrel bottom is used for sealing the bottom end of the barrel body. The sealing performance requirement of the barrel body is high for solutions with strong permeability and other toxic and harmful solutions.
After the bottom end of the existing barrel body is combined with the barrel bottom, the method further comprises a curling step. And after the curled part at the bottom end of the barrel body is overlapped with the curled part at the outer edge of the barrel bottom, the barrel starts to be curled outwards to form a curled part. The conventional turning part turns along a right angle at the turning position, and the turning part has instability of two thousandth, so that the solution can leak from the turning part.
In summary, the sealing performance of the existing barrel body needs to be improved.
Disclosure of Invention
The invention aims to provide a barrel body and a barrel body production process so as to improve the sealing performance of the barrel body.
In order to achieve the purpose, the invention adopts the following technical scheme:
the barrel body comprises a barrel cover, a barrel body and a barrel bottom, wherein the barrel cover is arranged at the top end of the barrel body; the outer edge of the bottom end of the barrel body is provided with a first reserved curled portion, and the outer edge of the barrel bottom is provided with a second reserved curled portion; the barrel bottom seals the bottom end of the barrel body, the first reserved flanging part and the second reserved flanging part are overlapped and then are turned outwards to form a first turning part, and the first turning part is turned along a curve.
Preferably, in the barrel body, the second reserved flanging part is turned over to form a second flanging structure, and a tail section of the second flanging structure is attached to the outer peripheral surface of the barrel body.
Preferably, in the barrel body, the barrel bottom is bent to form a barrel bottom main body and the second reserved curled portion located at the outer edge of the barrel bottom main body; the barrel bottom main body is upwards protruded, so that the bottom surface forms an insertion cavity.
Preferably, in the above barrel body, the barrel body includes a barrel body main body and a first reserved curled portion located at the outer edge of the bottom end of the barrel body main body, and the barrel bottom main body is in insertion fit with the barrel body main body.
Preferably, in the above barrel body, the first reserved curled portion extends outward perpendicular to an axis of the barrel body, and the second reserved curled portion extends outward perpendicular to an axis of the barrel bottom.
Preferably, in the above barrel body, a third reserved curled portion is arranged at an outer edge of a top end of the barrel body, and a fourth reserved curled portion is arranged at an outer edge of the barrel cover. The barrel cover seals the top end of the barrel body, the third reserved flanging part and the fourth reserved flanging part are overlapped and then are turned outwards to form a second turning part, and the second turning part is turned along a curve.
A barrel body production process comprises the barrel body and the steps of:
s1, assembling the barrel bottom to the bottom end of the barrel body by a bottom sealing machine;
and S2, after the first reserved flanging part and the second reserved flanging part are overlapped, the first reserved flanging part is turned upwards and outwards to form a first turning part, and the first turning part is turned along a curve.
Preferably, in the above barrel production process, after step S2 is completed, the barrel cover is assembled to the top end of the barrel body, a second rolling part is formed between the barrel cover and the barrel body, and the second rolling part rolls over along a curve.
Preferably, in the above barrel production process, the barrel bottom is formed by punching a cold-rolled sheet material by a punch press.
Preferably, in the above barrel production process, the outer surface of the assembled barrel is sprayed by a spraying device.
The barrel body and the barrel body production process have the beneficial effects that: the first reserved flanging part of the barrel body and the second reserved flanging part of the barrel bottom are overlapped and then are turned outwards to form the first flanging part, and the first flanging part is turned along the curve, so that the sealing performance of the first flanging part can be improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a tub according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
FIG. 3 is a schematic structural view of a barrel body of the barrel body according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of the bottom of the bucket body according to the embodiment of the invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at II;
FIG. 6 is a schematic view of a stack of multiple buckets according to an embodiment of the present invention.
The component names and designations in the drawings are as follows:
the barrel comprises a barrel body 100, a barrel cover 10, a bulge 11, a barrel body 20, a barrel body main body 21, an inner cavity 211, a first reserved flanging part 22, a first flanging structure 22a, a barrel bottom 30, a barrel bottom main body 31, an insertion cavity 311, a second reserved flanging part 32, a second flanging structure 32a and a first flanging part 40.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 and 2, the present embodiment discloses a tub 100. The barrel body 100 comprises a barrel cover 10, a barrel body 20 and a barrel bottom 30, wherein a movable cover body is arranged on the barrel cover 10, and is detachably mounted on the barrel cover 10 so as to open the barrel body 100, add solution into an inner cavity 211 of the barrel body 20 and close the movable cover body. A locking structure can be further arranged between the barrel cover 10 and the movable cover body in the embodiment, so that the movable cover body is locked on the barrel cover 10, and the movable cover body is prevented from loosening. The lid 10 and the body 20 of this embodiment are preferably connected in a sealing manner. In this embodiment, the barrel cover 10 and the barrel body 20 and the barrel bottom 30 and the barrel body 20 are connected in a sealing manner.
As shown in fig. 3, the outer edge of the bottom end of the tub 20 has a first reserved curled portion 22, and as shown in fig. 4, the outer edge of the tub bottom 30 has a second reserved curled portion 32. As shown in fig. 2, the bottom 30 closes the bottom end of the barrel body 20, and the first reserved flanging part 22 and the second reserved flanging part 32 are overlapped and then turned outwards to form a first turning part 40, and the first turning part 40 is turned along a curve.
Similarly, the outer edge of the top end of the barrel body 20 of the present embodiment is provided with a third reserved curled portion, and the outer edge of the barrel cover 10 is provided with a fourth reserved curled portion. The barrel cover 10 seals the top end of the barrel body 20, the third reserved flanging part and the fourth reserved flanging part are overlapped and then are turned outwards to form a second turning part, and the second turning part is turned along a curve.
In the present embodiment, the first reserved bead portion 22 of the barrel body 20 and the second reserved bead portion 32 of the barrel bottom 30 are overlapped and then turned outward to form the first turned portion 40, and the barrel cover 10 closes the top end of the barrel body 20, and the third reserved bead portion and the fourth reserved bead portion are overlapped and then turned outward to form the second turned portion. The first and second beads 40 and 40 are turned along a curve, so that the sealing performance of the first and second beads 40 and 40, that is, the overall sealing performance of the tub 100 of the present embodiment, can be improved.
As shown in fig. 2, in the present embodiment, the second reserved flanging part 32 is turned over to form a second flanging structure 32a, and the tail end of the second flanging structure 32a is attached to the outer peripheral surface of the tub 20. The first reserved curled portion 22 is turned over to form a first curled structure 22 a. The end section of the first crimping structure 22a and the end section of the second crimping structure 32a are parallel to the axial direction of the tub 20.
As shown in fig. 4 and 5, in the present embodiment, the tub bottom 30 is an integrally formed member. The tub bottom 30 is bent to form a tub bottom main body 31 and a second reserved curled portion 32 at an outer edge of the tub bottom main body 31. The tub bottom main body 31 is upwardly protruded so that the bottom surface forms a coupling cavity 311. In the present embodiment, the barrel cover 10 has a protruding portion 11, and the protruding portion 11 is used for being inserted and matched with the barrel bottom 30 of the adjacent barrel body 100. Specifically, the convex portion 11 of the lid 10 of one bucket body 100 is in plug fit with the plug cavity 311 of the bottom 30 of the bucket body 100 located above the convex portion. As shown in fig. 6, the tub 100 of the present embodiment can be stacked to reduce occupied horizontal surface space.
As shown in fig. 5, a transition surface between the barrel bottom main body 31 and the second reserved curled portion 32 of the present embodiment is an arc surface, and an opening area at the transition position is larger than an area of the insertion cavity 311, so as to form a guiding flared structure, so as to facilitate the insertion of the protruding portion 11 of the barrel cover 10 of the barrel body 100 below into the insertion cavity 311.
In the present embodiment, the barrel 20 includes a barrel main body 21 and a first reserved curled portion 22 located at the outer edge of the bottom end of the barrel main body 21, and the barrel bottom main body 31 is inserted into and matched with the barrel main body 21. Specifically, the tub bottom main body 31 is substantially located in the inner cavity 211 of the tub body 21, and the outer circumferential surface of the tub bottom main body 31 is fitted to the inner wall of the tub body 21 to improve the sealing effect.
As shown in fig. 3 and 4, in the present embodiment, in the original state, the first preserved curled portion 22 extends outward perpendicularly to the axis of the tub body 20, and the second preserved curled portion 32 extends outward perpendicularly to the axis of the tub bottom 30. It is also possible to pre-wind the first reserved hemming portion 22 with a pre-winding machine and pre-wind the second reserved hemming portion 32 with a pre-winding machine before the first turnup portion 40 is formed.
Based on the barrel body 100, the embodiment further provides a production process of the barrel body 100. The production process of the barrel body 100 includes the steps of: s1, assembling the bottom 30 to the bottom end of the barrel body 20 with a bottom sealing machine. S2, after the first reserved curled portion 22 and the second reserved curled portion 32 are overlapped, the first curled portion 40 is formed by turning up and out using a curling machine, and the first curled portion 40 is turned over along a curved line. After step S2 is completed, the tub cover 10 is assembled to the top end of the tub 20. In this embodiment, the barrel bottom 30 is formed by punching a cold-rolled sheet material with a punch. In this embodiment, the outer surface of the assembled tub 100 is sprayed by a spraying apparatus. After the spraying treatment, a baking step is required.
The process of mounting the tub cover 10 to the tub 20 and forming the second rolled portion of the present embodiment is the same in principle as the process of the first rolled portion 40 and operates in a similar manner.
The method comprises the following specific steps:
the cold-rolled sheet is press-formed by a punch and a die to form the bottom 30. The formed barrel bottom 30 is pre-coiled on the second reserved crimping part 32 through a pre-coiling machine.
The tub cover 10 is punched by a punch and a die. The punched tub cover 10 is riveted with a screw member by a punch and a die.
And (5) opening a square barrel body plate according to the required specification. The barrel body is rolled to a cylindrical shape by a circling machine. And welding and connecting the well-rounded barrel body 20 by using an electric welding machine to form the complete barrel body 20. The tub 20, which has been spot-welded, is welded by a seam welder to improve the leakage prevention of the tub 20. The barrel body 20 is expanded to a desired shape by a barrel body expansion and contraction machine in cooperation with an expansion and contraction barrel body mold. And extruding and edging the barrel body 20 after the expansion and contraction opening by using a hydraulic edging machine. And (5) checking the leakage of the turned edge formed barrel body 20 by using a leakage checking machine. In this embodiment, the barrel 20 may be trimmed twice. For example, the leakage test is performed after the first edge pulling, the second edge pulling and the final leakage test.
The barrel body 20 and the barrel bottom 30 are assembled by a bottom sealing machine and are flanged upwards and outwards to form a first flanging part 40.
The tub cover 10 and the tub 20 are assembled and turned down and outward to form a second turning part.
The outer surface of the tub 100 is sprayed by a spraying apparatus, and then baked by a baking apparatus.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The barrel body is characterized by comprising a barrel cover (10), a barrel body (20) and a barrel bottom (30), wherein the barrel cover (10) is arranged at the top end of the barrel body (20); the outer edge of the bottom end of the barrel body (20) is provided with a first reserved crimping part (22), and the outer edge of the barrel bottom (30) is provided with a second reserved crimping part (32); the barrel bottom (30) seals the bottom end of the barrel body (20), the first reserved flanging part (22) and the second reserved flanging part (32) are overlapped and then are turned outwards to form a first turning part (40), and the first turning part (40) is turned along a curve.
2. The tub body according to claim 1, wherein the second reserved beading part (32) is turned over to form a second beading structure (32a), and a tail section of the second beading structure (32a) is attached to an outer circumferential surface of the tub body (20).
3. The bucket body according to claim 1, wherein the bucket bottom (30) is bent to form a bucket bottom main body (31) and the second reserved curled portion (32) located at an outer edge of the bucket bottom main body (31); the barrel bottom main body (31) protrudes upwards, so that the bottom surface forms an insertion cavity (311).
4. The bucket body according to claim 3, wherein the bucket body (20) comprises a bucket body (21) and a first reserved flanging part (22) positioned at the outer edge of the bottom end of the bucket body (21), and the bucket bottom body (31) is in plug fit with the bucket body (21).
5. The tub body according to claim 1, wherein the first reserved bead portion (22) extends outwardly perpendicular to an axis of the tub body (20), and the second reserved bead portion (32) extends outwardly perpendicular to an axis of the tub bottom (30).
6. The barrel body as claimed in claim 1, wherein the top end outer edge of the barrel body (20) is provided with a third reserved bead part, and the outer edge of the barrel cover (10) is provided with a fourth reserved bead part. The barrel cover (10) seals the top end of the barrel body (20), the third reserved flanging part and the fourth reserved flanging part are overlapped and then are turned outwards to form a second turning part, and the second turning part is turned along a curve.
7. A can body production process, characterized by comprising the can body of any one of claims 1-6 and the steps of:
s1, assembling the barrel bottom (30) to the bottom end of the barrel body (20) by a bottom sealing machine;
and S2, after the first reserved flanging part (22) and the second reserved flanging part (32) are overlapped, turning upwards and outwards to form a first turning part (40), wherein the first turning part (40) turns along a curve.
8. The tub production process according to claim 7, wherein after step S2, the tub cover (10) is assembled to the top end of the tub body (20), and a second rolling part is formed between the tub cover (10) and the tub body (20), and the second rolling part is rolled along a curve.
9. The barrel body production process according to claim 7, wherein the barrel bottom (30) is formed by punching and molding a cold-rolled sheet material through a punch press.
10. The can production process of claim 8, wherein the outer surface of the assembled can is spray treated with a spray device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110591377.9A CN113277198A (en) | 2021-05-28 | 2021-05-28 | Barrel body and barrel body production process |
| PCT/CN2021/125150 WO2022247113A1 (en) | 2021-05-28 | 2021-10-21 | Barrel and barrel production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110591377.9A CN113277198A (en) | 2021-05-28 | 2021-05-28 | Barrel body and barrel body production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113277198A true CN113277198A (en) | 2021-08-20 |
Family
ID=77282323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110591377.9A Pending CN113277198A (en) | 2021-05-28 | 2021-05-28 | Barrel body and barrel body production process |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113277198A (en) |
| WO (1) | WO2022247113A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997025A (en) * | 2021-11-26 | 2022-02-01 | 浙江惠文美炉具有限公司 | Full-automatic production process and equipment for stove barrel |
| CN115229448A (en) * | 2022-08-08 | 2022-10-25 | 苏州华源控股股份有限公司 | Production process of conical round tank |
| CN115255957A (en) * | 2022-08-08 | 2022-11-01 | 苏州华源控股股份有限公司 | Production line of conical round tank |
| WO2022247113A1 (en) * | 2021-05-28 | 2022-12-01 | 无锡四方友信股份有限公司 | Barrel and barrel production process |
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| CN2267221Y (en) * | 1996-08-21 | 1997-11-12 | 徐穗辉 | Self-sealing package drum |
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| WO2022247113A1 (en) * | 2021-05-28 | 2022-12-01 | 无锡四方友信股份有限公司 | Barrel and barrel production process |
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