CN114393112A - Forming and coiling die for cover - Google Patents
Forming and coiling die for cover Download PDFInfo
- Publication number
- CN114393112A CN114393112A CN202111650377.8A CN202111650377A CN114393112A CN 114393112 A CN114393112 A CN 114393112A CN 202111650377 A CN202111650377 A CN 202111650377A CN 114393112 A CN114393112 A CN 114393112A
- Authority
- CN
- China
- Prior art keywords
- stamping
- die
- winding
- coiling
- state
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
- B21D51/44—Making closures, e.g. caps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to a forming and coiling die for a cover, which has a stamping state and a coiling state and is used for stamping a sheet material into the cover and coiling the cover edge, and comprises an upper die and a lower die, wherein the upper die comprises a coiling groove and a stamping head capable of moving up and down relative to the coiling groove, the coiling groove surrounds the stamping head, the lower die comprises a coiling guide part and a stamping matching part capable of moving up and down relative to the coiling guide part, and the coiling guide part surrounds the stamping matching part and is in stamping: the stamping head and the stamping matching part press the sheet material tightly to stamp the material into the cover; transition from stamping to coiling: the stamping head and the stamping matching part keep pressing the cover tightly, and the stamping head and the stamping matching part simultaneously move upwards to enable the cover edge to move towards the winding groove; and (3) winding: the winding groove finishes winding the cover edge, so that the forming is realized in one device, the cover edge is wound, the two processes are combined, the punching and transferring mechanisms and the manpower are saved, and the production speed is improved; both processes run consecutively without redundant steps.
Description
Technical Field
The invention relates to the field of can making and barrel making equipment, in particular to a forming and coiling die for a cover.
Background
In the prior art, when the preparation of a tank and the like, particularly the metal and the like need to be manufactured by stamping, the tank body and the like and the cover are generally required to be manufactured respectively, so that the cover has an independent production line. In the production flow of the cover which needs to be produced and manufactured by stamping, the sheet material needs to be cut to a proper size, then the cover is subjected to stamping forming, then the edge of the cover is wound, a plurality of devices are needed, and the cover needs to be transferred among the devices, so that the production flow is long, and the production speed is low.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a forming and coiling die for a cover, which is used for simplifying a production line and improving the production speed.
In order to achieve the purpose, the invention adopts the technical scheme that:
a forming and coiling die for a cover is used for stamping a sheet material into the cover and coiling the edge of the cover, the die comprises an upper die and a lower die, the upper die is positioned above the lower die, the upper die comprises a stamping head and a coiling groove, the stamping head can move in the up-and-down direction relative to the coiling groove, the coiling groove is wound on the periphery of the stamping head, the lower die comprises a stamping matching part and a coiling guiding part, the stamping matching part can move in the up-and-down direction relative to the coiling guiding part, the coiling guiding part is wound on the periphery of the stamping matching part,
the die has a stamping state and a winding state, the stamping state is prior to the winding state, and when the die is in the stamping state: the stamping head and the stamping matching part press the sheet material between the stamping head and the stamping matching part so as to match and stamp the sheet material into the cover; when the die is switched from a punching state to a wire winding state: the stamping head and the stamping matching part keep pressing the cover, and the stamping head and the stamping matching part simultaneously move upwards to enable the edge of the cover to move towards the winding slot; when the die is in a wire coiling state: and the winding groove finishes winding on the edge of the cover.
Preferably, the wire winding guide portion has a guide slope extending from bottom to top in a direction away from the press-fitting portion.
Further preferably, when the die is in a stamping state, a wire winding state, a guide channel is formed between the outer side surface of the stamping head and the guide inclined surface, and the guide channel allows the edge of the cover to be led to the wire winding groove.
Preferably, the upper die further includes a winding portion located on an outer periphery of the press head, the winding portion being relatively movable in an up-down direction with respect to the press head, the winding groove being opened on a lower end surface of the winding portion,
during stamping: the stamping head pushes the stamping matching part to move downwards, and the lower end face of the winding part is abutted against the upper end face of the winding guide part, so that the winding part moves upwards relative to the stamping head.
Further preferably, an upper stopper is arranged on the winding part, a lower stopper is arranged on the punching head, and the upper stopper can be supported on the lower stopper under the action of gravity.
Preferably, the die further comprises an upper pneumatic component and a lower pneumatic component, the upper die further comprises an upper air cylinder, the lower die further comprises a lower air cylinder, the upper pneumatic component drives the stamping head to move by inflating and deflating the upper air cylinder, and the lower pneumatic component drives the stamping matching part to move by inflating and deflating the lower air cylinder.
Further preferably, the upper die comprises an upper die base and an upper die frame, the upper die base is movably arranged on the upper die frame, the upper cylinder is arranged between the upper die base and the upper die frame, and the stamping head is arranged below the upper die base.
Further preferably, the lower die comprises a lower die base, the stamping matching part and the winding guiding part are arranged above the lower die base, and the lower cylinder is arranged between the lower die base and the stamping matching part.
Still further preferably, the lower die further comprises a support part, one end of the support part extends into the lower cylinder, and the other end of the support part abuts against the lower part of the stamping matching part.
Further preferably, the lower air cylinder comprises a first air cylinder and a second air cylinder, the first air cylinder is arranged at the bottom of the stamping matching portion, the second air cylinders are provided with a plurality of air cylinders and are uniformly distributed around the first air cylinder, the die further comprises a first air pipe, a second air pipe and an electromagnetic valve, the first air cylinder is communicated with the lower pneumatic component through the first air pipe, the second air cylinder is communicated with the lower pneumatic component through the second air pipe, and the electromagnetic valve is arranged on the first air pipe and the second air pipe and controls the on-off of the first air pipe and the second air pipe.
Still further preferably, the upper cylinder keeps ventilating, the electromagnetic valve controls the second air pipe to keep communicating, and when the die is switched from the stamping state to the wire coiling state, the electromagnetic valve controls the first air pipe to be opened.
Preferably, the lower die further comprises a fixing portion disposed inside the press-fitting portion, the fixing portion being fixedly disposed with respect to the wire winding guide portion, the press-fitting portion being movable in an up-down direction with respect to the fixing portion,
when the die is in a stamping state: the stamping head, the stamping matching part and the fixing part press the sheet material below the stamping head and above the stamping matching part and the fixing part to be matched with each other to stamp the sheet material into the cover.
Further preferably, the press-fit portion includes a first press-fit portion and a second press-fit portion, the first press-fit portion is annularly disposed on the periphery of the second press-fit portion, the fixing portion is located between the first press-fit portion and the second press-fit portion, and the winding guide portion is annularly disposed on the periphery of the first press-fit portion.
Preferably, the winding groove is an arc-shaped groove with a downward notch.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the invention has a stamping state and a coiling state, can realize that both stamping forming and coiling can be carried out in one device, and the two processes are integrated on one device, thereby saving stamping devices, reducing conveying and transferring mechanisms, saving manpower and improving production speed; the forming and winding process can be automatically and continuously carried out, redundant steps are not needed, and the production efficiency is obviously improved.
Drawings
FIG. 1 is a perspective view of an upper mold in this embodiment;
FIG. 2 is a perspective view of the lower mold in this embodiment;
FIG. 3 is a schematic cross-sectional view of the mold in this embodiment in a ready state;
FIG. 4 is a schematic cross-sectional view of the die in the stamping state of the present embodiment;
FIG. 5 is a schematic sectional view of the mold in the coiled wire state according to the present embodiment.
In the above drawings: 1. an upper die; 11. feeding a mold frame; 12. an upper die holder; 13. punching a head; 131. a lower stop block; 14. a crimping portion; 141. an upper stopper; 15. winding a wire groove; 16. an upper cylinder; 2. a lower die; 21. a lower die holder; 22. a press-fit portion; 221. a first press fit portion; 222. a second press-fit portion; 23. a fixed part; 24. a winding guide part; 241. a guide ramp; 251. a first cylinder; 252. a second cylinder; 261. a first air pipe; 262. a second air pipe; 263. an electromagnetic valve; 271. a first support section; 272. a second support portion; 28. a limiting part.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being 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," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, a forming and winding die for a cover, which is used for punching a sheet material into a cover and winding a wire on the edge of the cover, comprises an upper die 1 and a lower die 2, wherein the upper die 1 is positioned above the lower die 2. The die comprises an initial state, a stamping state and a coiling state, wherein when the die is in the initial state, the upper die 1 and the lower die 2 are separated from each other and are in a preparation position, and the sheet material is placed on the lower die 2; when the initial state is converted into the stamping state, the upper die 1 and the lower die 2 begin to be matched and stamp the sheet material; when the sheet material is in a stamping state, the sheet material becomes a cover shape after stamping is finished, and the upper die 1 and the lower die 2 are kept matched; when the stamping state is converted into the winding state, the upper die 1 and the lower die 2 are kept matched, and the edge of the cover is wound; when the winding machine is in a winding state, the winding is finished, the winding is arranged at the edge of the cover, and the upper die 1 and the lower die 2 are kept matched; when the coiling state is switched to the preparation state, the upper die 1 and the lower die 2 start to be separated, the cover can be taken out, and the dies are ready to enter the process flow of the next round.
As shown in fig. 3 to 5, the upper die 1 includes an upper die frame 11, an upper die base 12, a press head 13, a winding portion 14, and a winding groove 15. The upper mold frame 11 is fixedly disposed, and the upper mold base 12 is disposed on the upper mold frame 11 and can move in the vertical direction relative to the upper mold frame 11. The stamping head 13 is fixedly connected to the upper die holder 12 and located below the upper die holder 12, the lower end face of the stamping head 13 faces downwards to the die 2 for matching with the lower die 2 to match the die, in the embodiment, a downward bulge is arranged on the periphery of the lower end face of the stamping head 13, the shape of the bulge determines the shape of the cover, and the material is favorably applied with force to prevent the material from sliding when winding. The winding part 14 is arranged on the periphery of the punching head 13, the winding part 14 is sleeved on the punching head 13 in a surrounding mode and can move in the vertical direction relative to the punching head 13, the winding groove 15 is formed in the lower end face of the winding part 14, and the winding groove 15 can move up and down relative to the punching head 13 along with the winding part 14. The winding groove 15 is formed around the punching head 13, the winding groove 15 is positioned on one side of the lower end face of the winding part 14 close to the punching head 13, and the winding groove 15 is an arc-shaped groove with a downward notch.
The winding part 14 is provided with an upper stop block 141, the punching head 13 is provided with a lower stop block 131, the upper stop block 141 can be supported on the lower stop block 131 under the action of gravity, when the lower part of the winding part 14 is not blocked, the winding part 14 is supported on the lower stop block 131 through the upper stop block 141, and the winding part 14 is erected on the punching head 13; when the lower part of the winding part 14 is blocked, the winding part 14 is blocked to move upwards relative to the punching head 13; the lower stop 131 may also be provided on the upper die holder 12.
The upper die 1 further comprises an upper pneumatic component, the upper pneumatic component is arranged between the upper die base 12 and the upper die frame 11, the upper pneumatic component is communicated with the upper pneumatic component 16, the upper pneumatic component enables the upper die base 12 to move up and down relative to the upper die frame 11 through charging and discharging air into and out of the upper pneumatic component 16, and then the upper pneumatic component drives the stamping head 13 to move up and down. The upper cylinder 16 is vented so that the upper die holder 12 can be activated at any time. A guide rod is arranged between the upper die frame 11 and the upper die base 12 and used for limiting the moving direction of the upper die base 12.
The lower die 2 includes a lower die base 21, a press-fit portion 22, a fixing portion 23, and a winding guide portion 24. The lower die holder 21 is fixedly arranged, and the position of the lower die holder is relatively fixed with the position of the upper die carrier 11.
The stamping matching part 22 is arranged above the lower die base 21, the upper end face of the stamping matching part is used for being matched with the stamping head 13 to stamp the sheet materials into covers, the stamping matching part 22 can move in the up-down direction relative to the lower die base 21, when the upper die 1 and the lower die 2 are matched, the stamping head 13 moves downwards, the stamping head 13 and the stamping matching part 22 clamp the sheet materials, and after clamping, the stamping head 13 props against the stamping matching part 22 to continuously move downwards until the dies are in a stamping state. The press-fit portion 22 includes a first press-fit portion 221 and a second press-fit portion 222, the first press-fit portion 221 is annularly disposed on the outer periphery of the second press-fit portion 222, the first press-fit portion 221 and the second press-fit portion 222 can move up and down relative to the lower die base 21, but both can move respectively, different cover types can be pressed out by different moving distances, and in this embodiment, the upper end surface of the first press-fit portion 221 is engaged with the downward protrusion of the press head 13.
The winding guiding portion 24 is fixedly disposed above the lower die holder 21 and surrounds an outer periphery of the press-fit portion 22, specifically, an outer periphery of the first press-fit portion 221, and the press-fit portion 22 is movable in an up-and-down direction with respect to the winding guiding portion 24. The punching press cooperation portion 22 is matched with the lower end face of the punching press head 13, the winding guide portion 24 is matched with the outer side face of the punching press head 13, the winding guide portion 24 is provided with a guide inclined face 241 extending from bottom to top towards the direction far away from the punching press cooperation portion 22, after the punching press cooperation portion 22 is pressed down by the punching press head 13, the sheet material is bent along the guide inclined face 241 of the winding guide portion 24 until the die is in a punching state, the sheet material is bent into a cover, when the die is in the punching state and the winding state, a guide channel is formed between the outer side face of the punching press head 13 and the guide inclined face 241, and the edge of the cover is allowed to be led to the winding groove 15 through the guide channel. When the press fit part 22 and the press head 13 move upwards together when clamping the sheet material, the material edge is driven to move towards the winding slot 15, and the material edge receives the winding slot 15 to be prevented from being bent and wound, so that winding is completed.
The fixing portion 23 is fixedly disposed above the lower die holder 21, so that the fixing portion 23 is fixedly disposed relative to the winding guide portion 24, the press-fit portion 22 is movable in the vertical direction relative to the fixing portion 23, the fixing portion 23 is disposed inside the press-fit portion 22, and specifically, the fixing portion 23 is located between the first press-fit portion 221 and the second press-fit portion 222. The fixing portion 23 and the press-fitting portion 22 are fitted to the press head 13 together to press the lid, and when the die is in a press state, the press head 13 and the fixing portion 23 also clamp the sheet material, and the fixing portion 23 prevents the press head 13 from moving down further.
The mould still includes lower pneumatic component, bed die 2 still includes lower cylinder, the supporting part, lower cylinder setting is at bed die base 21, between punching press cooperation portion 22, lower pneumatic component drives punching press cooperation portion 22 through filling gassing in the cylinder downwards and removes, the one end of supporting part stretches into in the lower cylinder, the other end supports in the below of punching press cooperation portion 22, lower pneumatic component fills gassing and can drive the supporting part and remove for the supporting part promotes punching press cooperation portion 22 and removes. The lower cylinder includes first cylinder 251, second cylinder 252, and first cylinder 251 sets up in the bottom of punching press cooperation portion 22, and second cylinder 252 has a plurality ofly and equipartition around first cylinder 251, and first cylinder 251 is greater than second cylinder 252, can provide bigger driving force, and in this embodiment, second cylinder 252 is provided with six and fills the gassing in step. The support portions include a first support portion 271 in the first cylinder 251, and a second support portion 272 in the second cylinder 252. Particularly, when the first cylinder 251 is inflated, the first press-fitting portion 221 may be pushed up so that the cover may be pushed up and its edge may be pressed against the winding wire in the winding wire slot 15. The mold further comprises a first air pipe 261, a second air pipe 262 and an electromagnetic valve 263, wherein the first air cylinder 251 is communicated with the lower pneumatic component through the first air pipe 261, the second air cylinder 252 is communicated with the lower pneumatic component through the second air pipe 262, and the electromagnetic valve 263 is arranged on the first air pipe 261 and the second air pipe 262 and controls the on-off of the first air pipe 261 and the second air pipe 262. The solenoid valve 263 controls the second air pipe 262 to be communicated, so that the second supporting part 272 can support the press-fitting part 22, and so that the press-fitting part 22 can be returned to the ready state of the die, and when the die is switched from the press state to the wire winding state, the solenoid valve 263 controls the first air pipe 261 to be communicated, so that the press-fitting part 22 and the press head 13 move upward together while clamping the cover. Through last pneumatic component, the mould of opening and shutting of pneumatic control mould of lower pneumatic component, the control dynamics is stable, and the operation precision is high, is favorable to coiling in narrow and small winding groove 15, can avoid drive modes such as hydraulic pressure to take place to leak simultaneously and cause danger, be not convenient for overhaul abluent problem.
The lower die 2 further comprises a limiting part 28, the limiting part 28 is fixedly arranged above the lower die holder 21 and is arranged around the winding guide part 24, the upper end of the limiting part 28 is higher than the upper end of the winding guide part 24, the limiting part 28 and a sheet material to be processed are the same in shape, when the die is in a preparation state, the sheet material is placed above the stamping matching part 22, the winding guide part 24 and the fixing part 23, and the periphery of the sheet material is limited by the limiting part 28 to avoid deviation.
The working principle of the present embodiment is specifically described as follows:
the die has a preparation state, a stamping state and a winding state, wherein the stamping state is prior to the winding state, and the die circularly works according to the preparation state, the stamping state, the winding state and the preparation state … ….
When the die is in a ready state, the upper die 1 and the lower die 2 are separated, the upper end surface of the punching matching part 22 is flush with the upper end surface of the winding guiding part 24, the cover which is processed in the previous round is convenient to take out, a new sheet material is placed in the range of the limiting part 28, and the upper air cylinder 16 and the second air pipe 262 are communicated.
When the die is switched from the preparation state to the punching state, the air pressure in the upper air cylinder 16 is increased, the upper die 1 is moved downwards, the punching head 13 is driven to move towards the punching matching part 22 and the fixing part 23 until the punching head 13 cannot move downwards due to the blocking of the fixing part 23, the sheet material is gradually punched into a cover, the pushing force of the upper air cylinder 16 is greater than that of the second air cylinder 252 during the period, the punching head 13 pushes the punching matching part 22 to move downwards, the lower end face of the winding part 14 abuts against the upper end face of the winding guide part 24, the winding part 14 moves upwards relative to the punching head 13, and the winding part 14 also falls into the range of the limiting part 28.
When the die is in a stamping state: the sheet material is stamped to form the lid. The punch 13 is blocked by the fixing part 23 and cannot move downwards continuously, the punch 13, the punch matching part 22 and the fixing part 23 press the sheet material below the punch 13 and above the punch matching part 22 and the fixing part 23 to match and punch the sheet material into a cover, a guide channel is formed between the outer side surface of the punch 13 and the guide inclined surface 241 of the winding guide part 24, and the edge of the guide cover points to the winding slot 15.
When the die is switched from the punching state to the wire winding state: the stamping head 13 and the stamping matching part 22 keep pressing the cover, the electromagnetic valve 263 communicates the first air pipe 261, the first air cylinder 251 starts to push the stamping matching part 22, the sum of the pushing forces of the first air cylinder 251 and the second air cylinder 252 is greater than the pushing force of the upper air cylinder 16, the stamping head 13 and the stamping matching part 22 move upwards simultaneously to enable the edge of the cover to move towards the winding slot 15, and the edge of the cover is blocked and bent in the winding slot 15 to form a winding.
When the die is in a wire coiling state: the edge of the cover is wound, and after being pressurized and pushed by the first cylinder 251 for a short time, the winding groove 15 winds the edge of the cover.
When the die is switched from the wire winding state to the preparation state: the upper die 1 is driven by the upper air cylinder 16 to move upwards to return to the position where the upper die is located when the upper die is in the preparation state, the electromagnetic valve 263 disconnects the first air cylinder 251, the press matching part 22 moves upwards under the pushing of the second air cylinder 252 until the upper end surface of the press matching part 22 is flush with the upper end surface of the winding guide part 24, and the next round of processing preparation is ready to start.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a shaping and spiral mould for lid which characterized in that: the die comprises an upper die and a lower die, the upper die is positioned above the lower die, the upper die comprises a stamping head and a wire winding groove, the stamping head can move in the up-down direction relative to the wire winding groove, the wire winding groove is wound on the periphery of the stamping head, the lower die comprises a stamping matching part and a wire winding guide part, the stamping matching part can move in the up-down direction relative to the wire winding guide part, the wire winding guide part is wound on the periphery of the stamping matching part,
the die has a stamping state and a winding state, the stamping state is prior to the winding state, and when the die is in the stamping state: the stamping head and the stamping matching part press the sheet material between the stamping head and the stamping matching part so as to match and stamp the sheet material into the cover; when the die is switched from a punching state to a wire winding state: the stamping head and the stamping matching part keep pressing the cover, and the stamping head and the stamping matching part simultaneously move upwards to enable the edge of the cover to move towards the winding slot; when the die is in a wire coiling state: and the winding groove finishes winding on the edge of the cover.
2. A molding and coiling die for lids as claimed in claim 1 wherein: the winding guide part is provided with a guide inclined plane extending from bottom to top towards the direction far away from the punching matching part.
3. A molding and coiling die for lids as claimed in claim 2 wherein: when the die is in a stamping state and a wire coiling state, a guide channel is formed between the outer side surface of the stamping head and the guide inclined surface, and the guide channel allows the edge of the cover to be led to the wire coiling groove.
4. A molding and coiling die for lids as claimed in claim 1 wherein: the upper die further comprises a winding part, the winding part is positioned on the periphery of the stamping head and can relatively move in the vertical direction relative to the stamping head, the winding groove is formed in the lower end face of the winding part,
during stamping: the stamping head pushes the stamping matching part to move downwards, and the lower end face of the winding part is abutted against the upper end face of the winding guide part, so that the winding part moves upwards relative to the stamping head.
5. A molding and coiling die for lids as claimed in claim 3 wherein: the coil part is provided with an upper blocking block, the punching head is provided with a lower blocking block, and the upper blocking block can be supported on the lower blocking block under the action of gravity.
6. A molding and coiling die for lids as claimed in claim 1 wherein: the die further comprises an upper pneumatic component and a lower pneumatic component, the upper die further comprises an upper air cylinder, the lower die further comprises a lower air cylinder, the upper pneumatic component drives the stamping head to move through charging and discharging air into the upper air cylinder, and the lower pneumatic component drives the stamping matching part to move through charging and discharging air into the lower air cylinder.
7. A forming and coiling die for lids as claimed in claim 6 wherein: the lower air cylinder comprises a first air cylinder and a second air cylinder, the first air cylinder is arranged at the bottom of the punching matching portion, the second air cylinder is provided with a plurality of air pipes, the air pipes are uniformly distributed around the first air cylinder, the die further comprises a first air pipe, a second air pipe and an electromagnetic valve, the first air cylinder is communicated with the lower pneumatic part through the first air pipe, the second air cylinder is communicated with the lower pneumatic part through the second air pipe, and the electromagnetic valve is arranged on the first air pipe and the second air pipe and controls the on-off of the first air pipe and the second air pipe.
8. A molding and coiling die for lids as claimed in claim 1 wherein: the lower die further comprises a fixing part which is arranged inside the stamping matching part and is fixedly arranged relative to the winding guiding part, the stamping matching part can move in the vertical direction relative to the fixing part,
when the die is in a stamping state: the stamping head, the stamping matching part and the fixing part press the sheet material below the stamping head and above the stamping matching part and the fixing part to be matched with each other to stamp the sheet material into the cover.
9. A molding and coiling die for lids as claimed in claim 8 wherein: the punching press cooperation portion comprises a first punching press cooperation portion and a second punching press cooperation portion, the first punching press cooperation portion is annularly arranged on the periphery of the second punching press cooperation portion, the fixing portion is located between the first punching press cooperation portion and the second punching press cooperation portion, and the winding guide portion is annularly arranged on the periphery of the first punching press cooperation portion.
10. A molding and coiling die for lids as claimed in claim 1 wherein: the winding groove is an arc-shaped groove with a downward notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111650377.8A CN114393112B (en) | 2021-12-30 | 2021-12-30 | Forming and coiling die for cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111650377.8A CN114393112B (en) | 2021-12-30 | 2021-12-30 | Forming and coiling die for cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114393112A true CN114393112A (en) | 2022-04-26 |
| CN114393112B CN114393112B (en) | 2023-05-02 |
Family
ID=81228943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111650377.8A Active CN114393112B (en) | 2021-12-30 | 2021-12-30 | Forming and coiling die for cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114393112B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024099081A1 (en) * | 2022-11-09 | 2024-05-16 | 苏州华源控股股份有限公司 | Stamping device having multiple stations |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1904920A (en) * | 1929-08-21 | 1933-04-18 | American Can Co | Apparatus for forming sheet metal caps |
| GB539546A (en) * | 1939-02-14 | 1941-09-16 | Arnold Schwitter | Cardboard can and tool for sealing same |
| CN202741583U (en) * | 2012-07-05 | 2013-02-20 | 佛山市南海赛邦印铁制罐有限公司 | Punching die for top cover of three-piece can |
| CN202845598U (en) * | 2012-10-17 | 2013-04-03 | 广东韩江轻工机械有限公司 | Once punch forming and wire edge die of metal can cap |
| US20150165509A1 (en) * | 2011-04-20 | 2015-06-18 | Crown Packaging Technology, Inc. | Method for forming a metal closure |
| CN105499386A (en) * | 2015-12-15 | 2016-04-20 | 义乌市易开盖实业公司 | Basic cover molding and edge winding two-in-one mold and molding method |
| CN106825246A (en) * | 2017-03-23 | 2017-06-13 | 广东英联包装股份有限公司 | A kind of drawing and forming and coiled round edge integrated mould |
| CN211839820U (en) * | 2019-12-17 | 2020-11-03 | 漳州嘉亿制罐有限公司 | Two unification moulds of food basic lid shaping and turn-up |
-
2021
- 2021-12-30 CN CN202111650377.8A patent/CN114393112B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1904920A (en) * | 1929-08-21 | 1933-04-18 | American Can Co | Apparatus for forming sheet metal caps |
| GB539546A (en) * | 1939-02-14 | 1941-09-16 | Arnold Schwitter | Cardboard can and tool for sealing same |
| US20150165509A1 (en) * | 2011-04-20 | 2015-06-18 | Crown Packaging Technology, Inc. | Method for forming a metal closure |
| CN202741583U (en) * | 2012-07-05 | 2013-02-20 | 佛山市南海赛邦印铁制罐有限公司 | Punching die for top cover of three-piece can |
| CN202845598U (en) * | 2012-10-17 | 2013-04-03 | 广东韩江轻工机械有限公司 | Once punch forming and wire edge die of metal can cap |
| CN105499386A (en) * | 2015-12-15 | 2016-04-20 | 义乌市易开盖实业公司 | Basic cover molding and edge winding two-in-one mold and molding method |
| CN106825246A (en) * | 2017-03-23 | 2017-06-13 | 广东英联包装股份有限公司 | A kind of drawing and forming and coiled round edge integrated mould |
| CN211839820U (en) * | 2019-12-17 | 2020-11-03 | 漳州嘉亿制罐有限公司 | Two unification moulds of food basic lid shaping and turn-up |
Non-Patent Citations (1)
| Title |
|---|
| 洪慎章,曾振鹏: "铝合金罩落料拉伸卷边工艺及模具设计" * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024099081A1 (en) * | 2022-11-09 | 2024-05-16 | 苏州华源控股股份有限公司 | Stamping device having multiple stations |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114393112B (en) | 2023-05-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7950261B2 (en) | Method and apparatus for press forming sheet material | |
| JP2006320957A (en) | Press forming method and its apparatus | |
| CN114393112A (en) | Forming and coiling die for cover | |
| CN110576116B (en) | Forming process of rotary opening cover of beer can | |
| CN116900103A (en) | Wiper arm combination stamping die | |
| CN210648102U (en) | Stamping die and stamping equipment | |
| CN210188212U (en) | Combined die for punch forming of outer covering piece | |
| CN209953621U (en) | Three-in-one stamping die | |
| CN208373974U (en) | Convenient for sheet bar swaging edge contour cutting mould | |
| CN217798429U (en) | Blanking, drawing and punching composite die and equipment using same | |
| CN111097837A (en) | Reverse punching die for circular tube part | |
| CN214488450U (en) | Novel environmental protection intelligence stamping die | |
| CN211376402U (en) | Vehicle-mounted wireless charging and winding jig | |
| CN212857395U (en) | Support production frock for car | |
| CN111545692B (en) | Spring clamp, forming equipment and forming method of spring clamp | |
| CN210847981U (en) | Composite die for cutting, bending and one-step forming | |
| CN207357897U (en) | Efficient thin plate swaging rushes inclined hole edge cutting mould component | |
| CN209049979U (en) | Punching compound die and press machine | |
| CN111097848A (en) | Vacuum booster shell bottom upturning stamping die | |
| CN220547496U (en) | Forming equipment for heating tube support for frying pan | |
| CN212469449U (en) | One-step blanking, stretching and punching progressive die | |
| CN111014470A (en) | Punching composite die | |
| CN219560978U (en) | Optical module pull ring shaping tool | |
| CN216881197U (en) | Automatic vehicle side rail guard support bender of drawing of patterns | |
| CN216857901U (en) | Commutator segment precision forming control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |