CN107621203B - Wheel disc type hemming bottom sealing device of combined firework outer cylinder - Google Patents
Wheel disc type hemming bottom sealing device of combined firework outer cylinder Download PDFInfo
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- CN107621203B CN107621203B CN201711018532.8A CN201711018532A CN107621203B CN 107621203 B CN107621203 B CN 107621203B CN 201711018532 A CN201711018532 A CN 201711018532A CN 107621203 B CN107621203 B CN 107621203B
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- 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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The invention discloses a wheel disc type hemming bottom sealing device for combined firework outer barrels, which is characterized in that a front disc and a rear disc which rotate in a synchronous indexing mode are combined to form a wheel disc, a plurality of groups of clamping barrel notches are correspondingly distributed on the front disc and the rear disc along the circumference, and a barrel blocking circular arc plate for preventing the firework outer barrels in the clamping barrel notches from falling off is arranged on the periphery of the wheel disc; and a blanking station, a paper bar stamping station and a hemming station are sequentially arranged around the wheel disc along the rotation direction. The device realizes the organic efficient integration of two procedures of hemming processing and paper bar stamping processing through a multi-station and multi-angle parallel working platform formed by the wheel disc structure, and avoids the mechanism redundancy and efficiency reduction caused by multiple positioning and conveying of the cylinder; the double-layer wheel disc structure is combined with the clamping barrel notch, so that the barrel is positioned efficiently and simply, and more processing angles for the barrel are further provided; can adapt to the cylinder processing with different length and radial dimension; the efficient and reliable hemming back cover processing is realized on the basis of guaranteeing the quality.
Description
Technical Field
The invention relates to equipment for finishing hemming of a bottom end opening of a firework outer cylinder and sealing of a bottom by paper.
Background
The combined firework is a firework product formed by combining a plurality of single barrels. The single tube is a firework paper tube, and is also called an outer tube or a firework outer tube in the industry because the single tube is often filled with an inner tube filled with effect medicine. Both ports of the firework outer cylinder rolled by paper are in an opening state. In the traditional process, the bottom end opening of the firework outer cylinder is closed by a mud layer (commonly called mud head or mud bottom) which is built under pressure. In order to avoid the defects of difficult construction of a mud layer, limited structural strength, unfavorable recovery and the like, the novel firework outer barrel is provided, and the bottom port of the barrel is curled: a corresponding mould (such as a mould for forming the bottom of a firework emitting paper cylinder disclosed in patent document CN 205980955U) is sleeved on the bottom end opening of the cylinder body and is subjected to rotary compression, so that the whole cylinder wall at the bottom end part of the cylinder body is bent towards the inner cavity of the cylinder body to form an annular curled edge part; and then, punching and loading the paper bar from the top end opening of the cylinder body, and covering and gluing the paper bar on the curled edge part in the inner cavity of the cylinder body so as to seal the middle hole of the annular curled edge part. The combination of the curled edge part and the paper bar seals the bottom port of the firework outer cylinder, which is called as a curled edge back cover, thereby replacing the original mud bottom.
The paper bar is a round paperboard, is commonly called as paper bar in the industry, and related paper bar stamping equipment is disclosed as a back cover paper bar filling mechanism of a firework paper tube in patent document CN 106871737A. In addition, the processing of the traditional combined firework with the sealed mud layer also comprises the working procedures and equipment for cutting and punching paper bars into the firework outer cylinder: the cutting mechanism cuts off the paper bar on the paper board or paper tape by using a round cutter, and the stamping mechanism presses the paper bar into the firework outer cylinder by using a punch rod. The paper bar is divided into a mesoporous paper bar and a non-mesoporous paper bar, wherein the mesoporous paper bar is used for carrying out layered isolation on medicines and effect pieces in the outer cylinder, and the non-mesoporous paper bar is used for blocking the top port of the outer cylinder.
However, the production efficiency of the firework outer cylinder with the curled bottom in the prior art is lower, and the requirement of actual production can not be met far.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide production equipment for efficiently finishing the hemming and bottom sealing processing of the outer cylinder of the firework. In order to solve the technical problems, the invention adopts the technical scheme that the wheel disc type hemming bottom sealing device for the combined firework outer cylinder is characterized in that a front disc and a rear disc which synchronously index and rotate are combined to form a wheel disc, a plurality of groups of clamping cylinder notches are correspondingly distributed on the front disc and the rear disc along the circumference, and a cylinder blocking circular arc plate for preventing the firework outer cylinder in the clamping cylinder notches from falling off is arranged on the periphery of the wheel disc; the automatic feeding device is characterized in that a blanking station, a paper bar stamping station and a hemming station are sequentially arranged around the wheel disc along the rotation direction:
the blanking station comprises a blanking hopper fixedly arranged on the frame, a blanking opening of the blanking hopper is provided with a material dividing groove, the material dividing groove is provided with a blanking switch, and the notch of the clamping cylinder corresponds to a lower port for receiving the material dividing groove;
the paper bar stamping station comprises a paper bar cutting mechanism and a paper bar stamping mechanism which are arranged corresponding to the clamping cylinder notch, and the paper bar stamping mechanism feeds paper bars into the inner cavity of the cylinder body from the bottom end opening of the firework outer cylinder;
the crimping station comprises a rotary pressing die and a thimble, the rotary pressing die and the thimble are arranged corresponding to the clamping cylinder notch, the rotary pressing die is sleeved outside the bottom end opening of the firework outer cylinder, and the thimble is inserted into the firework outer cylinder from the top end opening of the firework outer cylinder;
the crimping station and the paper bar stamping station are provided with barrel fixing pieces of the firework outer barrel, and the barrel fixing pieces are correspondingly matched with the clamping barrel gaps.
By adopting the technical scheme, each group of clamping cylinder notch pauses along with the rotation of the wheel disc to the blanking station, the blanking switch is opened, the blanking hopper is filled with the firework outer cylinder into each cartoon notch through the dividing chute, then the firework outer cylinder rotates to the paper bar stamping station, and the firework outer cylinder in the clamping cylinder notch is prevented from falling off by the cylinder blocking circular arc plate in the rotation process.
And when the firework barrel rotates to the paper bar stamping station, the barrel fixing piece is correspondingly matched with the clamping barrel notch to enable each firework outer barrel to be positioned and immobilized, and the paper bar cutting mechanism cuts the paper bar and pushes the paper bar into each firework outer barrel through the paper bar stamping mechanism. And then continuously rotating towards the hemming station, wherein the firework outer cylinder in the clamping cylinder notch is prevented from falling off by the cylinder blocking circular arc plate in the rotating process.
The process is suspended when the process reaches a crimping station, the rotary pressing die is sleeved outside the bottom end opening of the firework outer cylinder, the thimble is inserted into the firework outer cylinder from the top end opening of the firework outer cylinder, the thimble is acted on two, and A, the thimble positions the firework outer cylinder and is matched with the inside and outside of the rotary pressing die to finish crimping of the bottom end opening of the cylinder; B. and pushing the paper bar which is sent into the firework outer cylinder from the last station to a proper position, and adhering and gluing the paper bar to the curled edge of the cylinder.
In the prior art, the paper bar stamping work is to stamp the cut paper bar to a preset position at one time by the top end opening of the firework outer cylinder. The mode leads to punching stroke longer, and the unit time consuming of punch rod repetitive motion is overlength, influences the high-efficient coordinated operation between the station, leads to machining efficiency to reduce. In the process, the characteristics of the wheel disc system are fully utilized, the paper bar is fed from the bottom end opening of the firework outer cylinder, and the paper bar is pushed by combining the action of the ejector pin B to shorten the pause time effectively, so that the working stroke of the paper bar stamping mechanism is shortened, the pushing action and the curling action which are long in time consumption are concentrated to the curling station to be completed simultaneously, and the overall processing time of the device is shortened. Moreover, the paper bar stamping and the curling are carried out from one side of the bottom end opening of the firework outer cylinder, and the paper bar cutting mechanism, the paper bar stamping mechanism, the working part of the rotary pressing die and the driving transmission part can be arranged on the same side of the wheel disc, so that the device is beneficial to simplifying the mechanism setting of the device and reducing the volume of the device.
And the firework paper tube which completes the hemming and bottom sealing processing continuously rotates along with the wheel disc, naturally falls off from the notch of the clamping tube based on the action of gravity, and is collected. And then the empty clamping cylinder notch continues to rotate to the blanking station to load the firework outer cylinder, and the work is circulated.
Preferably, the blanking switch comprises an upper clamping plate and a lower clamping plate which are arranged in the wall of a groove cavity of the dividing groove, the upper clamping plate and the lower clamping plate transversely reciprocate in the groove cavity to cut off or open a falling channel of the firework outer barrel, and when the upper clamping plate is in an open state, the lower clamping plate is in a cut-off state (at the moment, the firework outer barrel in the lower hopper enters the dividing groove, and the firework outer barrel at the bottommost end in the dividing groove falls onto the lower clamping plate); when the upper clamping plate is in a cut-off state, the lower clamping plate is in an open state (at this time, the upper clamping plate is clamped on the upper side of the bottommost firework outer cylinder, and the bottommost firework outer cylinder falls into the clamping cylinder notch). High-efficiency, reliable and accurate completion of blanking work
Preferably, the paper bar stamping station is provided with a guide blocking cylinder plate corresponding to the top end opening of the firework outer cylinder, the guide blocking cylinder plate comprises a slope guiding part and a blocking cylinder part, and the slope guiding part is positioned at one end close to the blanking station. When the firework outer cylinder on the clamping cylinder notch group rotates to the paper bar stamping station along with the wheel disc, the top end opening of the firework outer cylinder reaches the cylinder blocking part through the slope guiding part, so that the firework outer cylinder is orderly and flatly arranged for processing. Further, a spacing adjusting mechanism is arranged between the guide baffle cylinder plate and the wheel disc. So as to adapt to the lengths of the cylinders with different specifications.
Preferably, the cylinder fixing member includes a push rod and a driving member. After each group of clamping cylinder notch rotates to a corresponding station along with the wheel disc, the driving piece drives the ejector rod to move towards the clamping cylinder notch, the end part of the ejector rod and the clamping cylinder notch are matched with and fixed with the cylinder body of the firework outer cylinder in the clamping cylinder notch so as to facilitate corresponding processing, the ejector rod is reset after the processing is finished, and the wheel disc continues to rotate. The dynamic fixing of the cylinder is efficient, accurate and reliable, and can meet the fixing requirements of various cylinders with different radial specifications.
Preferably, the paper bar stamping mechanism comprises a push rod driven by a driving piece, the push rod is of a hollow structure, and a hollow inner cavity of the push rod is communicated with the negative pressure mechanism. To improve the operational reliability of the device.
The device has the beneficial effects that the device realizes the organic efficient integration of two procedures of hemming processing and paper bar stamping processing through a multi-station and multi-angle parallel working platform formed by a wheel disc structure, and avoids the mechanism redundancy and the efficiency reduction caused by the repeated positioning and conveying of the cylinder; the double-layer wheel disc structure is combined with the clamping barrel notch, so that the barrel is positioned efficiently and simply, and more processing angles for the barrel are further provided; can adapt to the cylinder processing with different length and radial dimension; the efficient and reliable hemming back cover processing is realized on the basis of guaranteeing the quality.
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Drawings
FIG. 1 is a schematic diagram of the front elevational structure of the device;
FIG. 2 is a schematic perspective view of the device;
FIG. 3 is a schematic diagram of the internal structure of the device;
FIG. 4 is a schematic diagram of the internal structure of the device II;
fig. 5 is a schematic longitudinal sectional view of the formed firework outer cylinder.
The drawings are marked with the following description:
a frame 1; a wheel disc 2; cartridge notch 201; an indexing rotary motor 202; an index plate 203; a main shaft 204; a front tray 205; a rear plate 206; a support plate 207;
a blanking station 3; a distribution chute 301; an upper link 302; a lower link 303;
a paper bar stamping station 4; a paper cutting cylinder 401; a link 402; cutting the punch fixing plate 403; a cutting punch 404; a paper passage 405; a paper feed nip roller 406; a drive motor 407; a paper pushing cylinder 408; a link 409; a push rod fixing plate 410; a push rod 411; a guide baffle 412; a ramp guide 4121; a blocking cylinder portion 4122;
a hemming station 5; rotating the pressurizing die 501; ejector pins 502; a rotating electric machine 503; a speed change mechanism 504; a pressure cylinder 505; a thimble cylinder 506; a locking cylinder 507; a locking plate 508;
a firework outer cylinder 6; a hemming section 601; paper bar 602; a baffle cylinder arc front plate 71; a cylinder arc back plate 72; a cylinder fixing member 8; ejector pins 801.
Detailed Description
Referring to the drawings, reflecting a specific structure of the invention, the wheel disc type hemming back cover device of the combined firework outer barrel comprises a wheel disc 2 arranged on a frame 1, and a blanking station 3, a paper bar stamping station 4 and a hemming station 5 are sequentially arranged around the wheel disc 2 along the rotation direction.
The front disc 205 and the rear disc 206 which are driven by the indexing rotary motor 202, the indexing disc 203 and the main shaft 204 to synchronously rotate are combined to form the wheel disc 2, and 4/group x 8 group = 32 cartridge gaps 201 are correspondingly distributed on the front disc 205 and the rear disc 206 along the circumference. The front disc 205 and the rear disc 206 are connected by a support plate 207. The periphery of the wheel disc 2 is provided with a cylinder blocking circular arc front plate 71 and a cylinder blocking circular arc rear plate 72 which prevent the firework outer cylinder 6 in the cylinder blocking notch 201 from falling off
The blanking station 3 comprises a blanking hopper (not shown in the figure) fixedly arranged on the frame 1, a blanking opening of the blanking hopper is provided with a material dividing groove 301, the material dividing groove 301 is provided with a blanking switch, and the clamping cylinder notch 201 corresponds to a lower port for receiving the material dividing groove 301. In this example, the blanking switch includes an upper clamping plate and a lower clamping plate that are installed in the wall of the cavity of the material dividing groove 201, the upper clamping plates in each material dividing groove are linked by an upper link rod 302, the lower clamping plates in each material dividing groove are linked by a lower link rod 303, a cylinder (not shown in the figure) drives the upper clamping plate and the lower clamping plate to reciprocate transversely in the cavity through the upper link rod 302 and the lower link rod 303 to cut off or open the falling channel of the firework outer cylinder 6, when the upper clamping plate is in an open state, the lower clamping plate is in a cut-off state (at this time, the firework outer cylinder 6 in the lower hopper enters the material dividing groove 301, and the firework outer cylinder 6 at the bottommost end in the material dividing groove 301 falls onto the lower clamping plate); when the upper clamping plate is in a cut-off state, the lower clamping plate is in an open state (at this time, the upper clamping plate is clamped on the upper side of the bottommost firework outer cylinder 6, and the bottommost firework outer cylinder 6 falls into the clamping cylinder notch 201). The barrel blanking work one by one is effectively, reliably and accurately completed.
The crimping station 5 and the paper bar stamping station 4 are provided with barrel fixing pieces 8 of the firework outer barrel 6, and the barrel fixing pieces 8 are correspondingly matched with the clamping barrel notch 201. The cylinder fixing member 8 includes a jack 801 and a driving member (not shown). After each group of clamping cylinder notch 201 rotates to a corresponding station along with the wheel disc 2, the driving piece drives the ejector rod 801 to move towards the clamping cylinder notch 201, the end part of the ejector rod 801 and the clamping cylinder notch 201 are matched with the cylinder body of the firework outer cylinder 6 in the fixed clamping cylinder notch 201 so as to facilitate corresponding processing, and after the processing is finished, the ejector rod 801 is reset, and the wheel disc 2 continues to rotate.
The paper bar stamping station 4 comprises a paper bar cutting mechanism and a paper bar stamping mechanism which are arranged corresponding to the clamping cylinder notch 201, and the paper bar stamping mechanism is used for feeding paper bars into the inner cavity of the cylinder body through the bottom end opening of the firework outer cylinder 6. In this example, the paper bar cutting mechanism includes two paper cutting cylinders 401 and a connecting rod 402, a cutting punch fixing plate 403, a cutting punch 404, a paper passing passage 405, a paper feeding nip roller 406, and a driving motor 407 thereof. The paper bar stamping mechanism comprises a paper pushing cylinder 408, a connecting rod 409, a push rod fixing plate 410 and a push rod 411. The push rod 411 is sleeved in the cutting punch 404. The paper feeding clamping roller 406 drives the paper tape to pass through the paper passing channel 405, and the cutting punch 404 arranged corresponding to the paper passing channel 405 cuts out round paper bar from the paper tape under the drive of the paper cutting cylinder 401, the connecting rod 402 and the cutting punch fixing plate 403; the paper pushing cylinder 408 drives the push rod 411 to move towards the firework outer cylinder 6 through the connecting rod 409 and the push rod fixing plate 410 in sequence, and paper bar in the cutting punch 404 is sent into the bottom port of the firework outer cylinder 6.
As one preferable example, the push rod 411 has a hollow structure, and the hollow cavity of the push rod 411 is communicated with the negative pressure mechanism. In the process that the paper bar in the cutting punch 404 is sent into the bottom port of the firework outer barrel 6 by the push rod 411, the paper bar is adsorbed by the port of the push rod 411 based on the negative pressure adsorption effect, so that the problem that the paper bar cannot be pushed into the bottom port of the firework outer barrel 6 due to the fact that the paper bar is displaced or falls off from the end of the push rod in the process is avoided.
The paper bar stamping station is provided with a guide baffle cylinder plate 412 corresponding to the top end opening of the firework outer cylinder, the guide baffle cylinder plate 412 comprises a slope guide part 4121 and a baffle cylinder part 4122, and the slope guide part 4121 is positioned at one end close to the blanking station 3. When the firework outer cylinder 6 on each group of clamping cylinder notch 201 rotates to the paper bar stamping station 4 along with the wheel disc 2, the top end opening of the firework outer cylinder 6 reaches the blocking cylinder part 4122 through the slope guide part 4121, so that the firework outer cylinder is orderly and flatly arranged for processing. The distance between the guide baffle plate 412 and the wheel disc 2 is adjusted by adjusting the fixing bolt of the guide baffle plate 412.
The hemming station 5 comprises a rotary pressing die 501 and a thimble 502 which are arranged corresponding to the clamping cylinder notch 201, the rotary pressing die 501 is driven to rotate by a rotary motor 503 and a speed change mechanism 504 thereof, and the rotary pressing die 501, the rotary motor 503 and the speed change mechanism 504 thereof are driven to move towards the bottom end opening of the firework outer cylinder as a whole by a pressing cylinder 505, so that the rotary pressing die 501 is sleeved outside the bottom end opening of the firework outer cylinder 6. The inner cavity of the rotary pressing die 501 is filled with glue.
The thimble cylinder 506 drives the thimble 502 to be inserted into the firework outer cylinder 6 from the top end opening of the firework outer cylinder 6, the thimble 502 carries paper bar which is sent into the firework outer cylinder 6 to move forward in the inserting process, the rotary pressurizing die 501 and the thimble 502 are matched with each other in the inner and outer directions to carry out hemming shaping processing on the bottom end opening of the firework outer cylinder, and the paper bar 602 is adhered and glued with the cylinder hemming part 601 to seal a middle hole of the hemming part 601. Thus finishing the hemming and bottom sealing processing.
In order to make the device compact. In this example, the ejector pin cylinder 506 and the pressing cylinder 505 on the hemming station are disposed on the same side of the wheel disc 2, and an ejector pin locking mechanism is provided to avoid the influence of the action of the pressing cylinder 505 on the position of the ejector pin 502, and the ejector pin locking mechanism includes a locking plate 508 driven by a locking cylinder 507. After the thimble cylinder 506 drives the thimble 502 to be in place, the locking plate 508 driven by the locking cylinder 507 is clamped to fix the position of the thimble 502. Resetting after finishing the hemming back cover processing.
The foregoing implementations are merely illustrative of the present invention and are not to be construed as limiting thereof. The invention has a plurality of alternatives or variants known in the technical field, and all fall into the protection scope of the invention without departing from the essential meaning of the invention.
Claims (6)
1. A wheel disc type hemming bottom sealing device of a combined firework outer cylinder is characterized in that a front disc and a rear disc which rotate in a synchronous indexing mode are combined to form a wheel disc, a plurality of groups of clamping cylinder gaps are correspondingly distributed on the front disc and the rear disc along the circumference, and a cylinder blocking circular arc plate for preventing the firework outer cylinder in the clamping cylinder gaps from falling off is arranged on the periphery of the wheel disc; the automatic feeding device is characterized in that a blanking station, a paper bar stamping station and a hemming station are sequentially arranged around the wheel disc along the rotation direction:
the blanking station comprises a blanking hopper fixedly arranged on the frame, a blanking opening of the blanking hopper is provided with a material dividing groove, the material dividing groove is provided with a blanking switch, and the notch of the clamping cylinder corresponds to a lower port for receiving the material dividing groove;
the paper bar stamping station comprises a paper bar cutting mechanism and a paper bar stamping mechanism which are arranged corresponding to the clamping cylinder notch, and the paper bar stamping mechanism feeds paper bars into the inner cavity of the cylinder body from the bottom end opening of the firework outer cylinder;
the crimping station comprises a rotary pressing die and a thimble, the rotary pressing die and the thimble are arranged corresponding to the clamping cylinder notch, the rotary pressing die is sleeved outside the bottom end opening of the firework outer cylinder, and the thimble is inserted into the firework outer cylinder from the top end opening of the firework outer cylinder;
the crimping station and the paper bar stamping station are provided with barrel fixing pieces of the firework outer barrel, and the barrel fixing pieces are correspondingly matched with the clamping barrel gaps.
2. The wheel-type hemming back cover device of the combined firework outer barrel according to claim 1, wherein a guiding barrel blocking plate is arranged at the paper bar stamping station corresponding to the top end opening of the firework outer barrel, the guiding barrel blocking plate comprises a slope guiding part and a barrel blocking part, and the slope guiding part is positioned at one end close to the blanking station.
3. The wheel-type hemming back cover device of the combined firework outer barrel according to claim 1 or 2, wherein the paper bar stamping mechanism comprises a push rod driven by a driving piece, the push rod is of a hollow structure, and a hollow inner cavity of the push rod is communicated with the negative pressure mechanism.
4. A roulette type hemming back cover device of a combined firework outer barrel according to claim 1 or 2, wherein the thimble is provided with a thimble locking mechanism.
5. The wheel-type hemming back cover device of the combined firework outer barrel according to claim 1 or 2, wherein the blanking switch comprises an upper clamping plate and a lower clamping plate which are arranged in a cavity wall of the dividing groove, the upper clamping plate and the lower clamping plate transversely reciprocate in the cavity to cut off or open a falling channel of the firework outer barrel, and when the upper clamping plate is in an open state, the lower clamping plate is in a cut-off state; when the upper clamping plate is in a cut-off state, the lower clamping plate is in an open state.
6. A roulette type hemming back cover device for a combined firework outer tube according to claim 1 or 2, wherein the tube fixing member comprises a push rod and a driving member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711018532.8A CN107621203B (en) | 2017-10-26 | 2017-10-26 | Wheel disc type hemming bottom sealing device of combined firework outer cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711018532.8A CN107621203B (en) | 2017-10-26 | 2017-10-26 | Wheel disc type hemming bottom sealing device of combined firework outer cylinder |
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| Publication Number | Publication Date |
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| CN107621203A CN107621203A (en) | 2018-01-23 |
| CN107621203B true CN107621203B (en) | 2023-06-23 |
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| CN201711018532.8A Active CN107621203B (en) | 2017-10-26 | 2017-10-26 | Wheel disc type hemming bottom sealing device of combined firework outer cylinder |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108955414B (en) * | 2018-09-12 | 2023-07-21 | 浏阳市万盛烟花制造有限公司 | Full-automatic packaging machine for small inner warp fireworks |
| CN109764763B (en) * | 2019-03-15 | 2024-06-14 | 浏阳市南大烟花制作有限公司 | Ignition element assembly equipment of friction type fireworks |
| CN110906803B (en) * | 2019-12-10 | 2022-04-12 | 上栗县诚信烟花有限公司 | Automatic arrangement mechanism of firecracker outer barrel |
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| EP3128285A1 (en) * | 2015-08-07 | 2017-02-08 | Alexander Buchner | Skyrocket wit predeterminable angular orientation of the image displayed in the sky, comprising an electronics unit and magnetic field sensors |
| CN106767191A (en) * | 2017-01-17 | 2017-05-31 | 湖南省庆典烟花制造燃放有限公司 | A kind of body assembling equipment of display shell |
| CN206479099U (en) * | 2017-01-19 | 2017-09-08 | 程章许 | A kind of paper bar bar press-in device of combined firework |
| CN207365820U (en) * | 2017-10-26 | 2018-05-15 | 浏阳市超为机械科技有限公司 | A kind of Wheel-type crimping bottom closing device of combined firework outer barrel |
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- 2017-10-26 CN CN201711018532.8A patent/CN107621203B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3128285A1 (en) * | 2015-08-07 | 2017-02-08 | Alexander Buchner | Skyrocket wit predeterminable angular orientation of the image displayed in the sky, comprising an electronics unit and magnetic field sensors |
| CN106767191A (en) * | 2017-01-17 | 2017-05-31 | 湖南省庆典烟花制造燃放有限公司 | A kind of body assembling equipment of display shell |
| CN206479099U (en) * | 2017-01-19 | 2017-09-08 | 程章许 | A kind of paper bar bar press-in device of combined firework |
| CN207365820U (en) * | 2017-10-26 | 2018-05-15 | 浏阳市超为机械科技有限公司 | A kind of Wheel-type crimping bottom closing device of combined firework outer barrel |
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Effective date of registration: 20230525 Address after: 410300 Jinju Village, Yanxi Town, Liuyang City, Changsha City, Hunan Province Applicant after: Liuyang Jinxiang Fireworks Manufacturing Co.,Ltd. Address before: 410300 6th floor, No.141 Jiefang Road, huaichuan street, Liuyang City, Changsha City, Hunan Province Applicant before: LIUYANG CHAOWEI MACHINERY TECHNOLOGY CO.,LTD. |
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