CN102645138B - Bomb hunting primer double station automatic press machine - Google Patents
Bomb hunting primer double station automatic press machine Download PDFInfo
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- CN102645138B CN102645138B CN201210123248.8A CN201210123248A CN102645138B CN 102645138 B CN102645138 B CN 102645138B CN 201210123248 A CN201210123248 A CN 201210123248A CN 102645138 B CN102645138 B CN 102645138B
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Abstract
本发明属于机电一体化领域，特别的涉及以机械结构设计为主PLC控制为辅的双工位自动压装猎弹底火的设备。提供一种猎弹底火双工位自动压装机，所谓双工位，即一次压装两个弹壳。本设备能实现弹壳的自动输送、底火的自动输送、底火自动压入弹壳、压装完自动出料等功能。该设备由三个独立设备组成：弹壳提升机、底火输送机和压装机。本发明的好处是本压装机能实现弹壳的自动输送，底火的自动输送、底火自动压入弹壳、压装完自动出料等功能实现了底火压装自动化。
The invention belongs to the field of mechatronics, and in particular relates to a dual-station automatic press-fitting device for hunting primers, with mechanical structure design as the main part and PLC control as the supplementary part. Provided is a dual-station automatic press-fitting machine for hunting primers. The so-called double-station means that two shell casings are press-fitted at one time. This equipment can realize the functions of automatic conveying of cartridge case, automatic conveying of primer, automatic pressing of primer into the cartridge case, automatic discharging after pressing, etc. The facility consists of three separate pieces of equipment: the case lifter, the primer conveyor and the presser. The advantage of the present invention is that the press-fitting machine can realize the automatic delivery of the cartridge case, the automatic delivery of the primer, the automatic pressing of the primer into the cartridge case, the automatic discharge of the press-fitted material, and other functions to realize the automation of the primer press-fitting.
Description
Technical field
The invention belongs to electromechanical integration field, relate to especially and take Design of Mechanical Structure and hunt as main PLC controls as auxiliary double automatic press mounting the equipment that plays the fire in a stove before fuel is added.
Background technology
It is that the fire in a stove before fuel is added is pressed into cartridge case base that the fire in a stove before fuel is added press-fits, and is the core link of whole bullet assembling, and it press-fits required precision very high (fire in a stove before fuel is added and cartridge case base range difference≤0.3mm), and the quality that the fire in a stove before fuel is added press-fits directly affects the percussion success or failure of bullet.At present, the fire in a stove before fuel is added automatic press mounting equipment that domestic Lie Dan manufacturing enterprise is being used all depends on import, and it is expensive, and maintenance cost is high, and the upgrading cycle, long input cost was large.
Summary of the invention
The invention provides a kind of hunting and play fire in a stove before fuel is added double automatic press mounting machine, so-called double, once press-fits two shell cases.This equipment can realize the automatic transport of shell case, the automatic transport of the fire in a stove before fuel is added, the fire in a stove before fuel is added are automatically pressed into shell case, have press-fited the functions such as self-emptying.This equipment is comprised of three autonomous devices: shell case elevator, fire in a stove before fuel is added conveyer and pressing machine.
Shell case elevator is used for realizing shell case automatic transport function.It is mainly partly comprised of fire-proof motor, right angle flange reductor, sprocket wheel chain, vibrations wheels, cylinder, conveyer belt, frame, photoelectric sensor, control panel etc.
Fire in a stove before fuel is added conveyer is used for realizing fire in a stove before fuel is added automatic transport function.It is mainly partly comprised of vibrating disc, fire in a stove before fuel is added delivery track, blowning installation etc.
Pressing machine is used for realizing the fire in a stove before fuel is added is pressed into shell case function automatically.It is mainly comprised of four parts: top shell case feeding distribution mechanism, middle part fire in a stove before fuel is added shell case press-loading device, bottom driving mechanism, body frame.
Top shell case feeding distribution mechanism is mainly partly comprised of fire-proof motor, right angle flange reductor, synchronous wheels, Timing Belt, blanking storehouse, slope, rotating centrifugal device, propelling movement cylinder, rotary cylinder, center of gravity distribution block, shell case glidepath, frame etc.
Middle part fire in a stove before fuel is added shell case press-loading device is mainly comprised of fire in a stove before fuel is added rotary case, shell case rotary case, propelling movement cylinder, pressing element, lance, collision block, photoelectric sensor, discharging mechanism track, pressing element crossbeam platform etc.
Bottom driving mechanism is mainly comprised of fire-proof motor, worm-gear speed reducer, V belt wheel and V band, sprocket wheel chain, main shaft, eccentric wheel, Hall element, spherical plain bearing rod end, linear bearing, two bar back-up block, dispenser, synchronizing wheel and Timing Belt etc.
Body frame mainly comprises implosion guard door and window, PLC control element and panel, electric circuit wiring channel etc.
Concrete technical scheme is as follows:
A kind of hunting plays fire in a stove before fuel is added double automatic press mounting machine, comprise shell case elevator, fire in a stove before fuel is added conveyer and pressing machine, above-mentioned shell case elevator comprises fire-proof motor, right angle flange reductor, sprocket wheel chain, vibrations wheels, cylinder, conveyer belt, stalloy group and shell case place position, above-mentioned fire-proof motor, right angle flange reductor output are in transmission connection with cylinder and vibrations wheels respectively by sprocket wheel chain, shell case place position has the bottom of inclination, vibrations wheels contact with stalloy group, and cylinder is provided with conveyer belt; Above-mentioned fire in a stove before fuel is added conveyer comprises vibrating disc and fire in a stove before fuel is added delivery track, and above-mentioned fire in a stove before fuel is added delivery track end is provided with the blowning installation sliding for promoting the fire in a stove before fuel is added; Above-mentioned pressing machine comprises top shell case feeding distribution mechanism, middle part fire in a stove before fuel is added shell case press-loading device and bottom driving mechanism.
Above-mentioned top shell case feeding distribution mechanism comprises that sub-material fire-proof motor, sub-material right angle flange reductor, synchronous wheels, the blanking storehouse, slope that is used for holding shell case, rotating centrifugal device, sub-material push cylinder, are used for shell case from vertically becoming horizontal rotary cylinder, realize center of gravity distribution block and the shell case glidepath of shell case nature tilt drop function, and sub-material fire-proof motor and sub-material right angle flange reductor are in transmission connection by synchronizeing wheels and rotating centrifugal device.
Above-mentioned middle part fire in a stove before fuel is added shell case press-loading device comprises fire in a stove before fuel is added rotary case, shell case rotary case, press-fits propelling movement cylinder and pressing element crossbeam platform, above-mentioned pressing element crossbeam platform is provided with first and second group pressing element, lance, collision block coordinating with lance and is used for controlling the photoelectric sensor of pressing element crossbeam platform stroke, and above-mentioned shell case rotary case place is provided with the discharging mechanism track that has press-fited shell case for output.
Above-mentioned fire in a stove before fuel is added rotary case comprises fire in a stove before fuel is added rotating disk, fire in a stove before fuel is added rotating disk rib, fire in a stove before fuel is added material-dropping hole pad, fire in a stove before fuel is added outrigger shaft and fire in a stove before fuel is added thrust ball bearing, and above-mentioned fire in a stove before fuel is added rotating disk adopts expansion sleeve to be connected with fire in a stove before fuel is added outrigger shaft; Above-mentioned shell case rotary case comprises shell case rotating disk, shell case rotary disk basement, presses fire in a stove before fuel is added rod, shell case outrigger shaft and shell case thrust ball bearing, and above-mentioned shell case rotating disk adopts keyway to be connected with shell case outrigger shaft.
On above-mentioned shell case rotary disk basement, over against shell case rotating disk tooth mouth central lower, be provided with fire in a stove before fuel is added material-dropping hole and the corresponding fire in a stove before fuel is added rod venthole of pressing.
Above-mentioned bottom driving mechanism comprises bottom fire-proof motor, worm-gear speed reducer, V pulley structure, bottom sprocket wheel chain, main shaft, eccentric wheel, spherical plain bearing rod end and two bar back-up block, bottom fire-proof motor is in transmission connection by V pulley structure and worm-gear speed reducer, bottom sprocket wheel chain is connected with spindle drive, above-mentioned eccentric wheel is located at main shaft two ends, and eccentric wheel closes by rod end
jointbearing is in transmission connection with two bar back-up blocks, and two bar back-up blocks are provided with for connecting the optical axis of the pressing element crossbeam platform of above-mentioned middle part fire in a stove before fuel is added shell case press-loading device; Main shaft middle part is in transmission connection with shell case rotary case, fire in a stove before fuel is added rotary case intermittence respectively by sprocket wheel chain, synchronous pulley, dispenser simultaneously.
The above-mentioned optical axis being connected with pressing element crossbeam platform is provided with linear bearing.
Benefit of the present invention is originally to press-fit the automatic transport that function realizes shell case, and the automatic transport of the fire in a stove before fuel is added, the fire in a stove before fuel is added be pressed into shell case automatically, press-fited the functions such as self-emptying has realized the fire in a stove before fuel is added and press-fit automation; Fire in a stove before fuel is added rotary case of the present invention coordinates with shell case rotary case, and by transmission mechanism gap drive, has realized the High-efficient Production that the fire in a stove before fuel is added press-fits; This pressing machine shell case rotary disk basement is provided with fire in a stove before fuel is added material-dropping hole and presses fire in a stove before fuel is added rod venthole, has guaranteed to press the higher operational frequency of fire in a stove before fuel is added rod; Bottom driving of the present invention mechanism adopts main shaft to drive pressing element crossbeam platform, shell case rotary case and fire in a stove before fuel is added rotary case to rotate simultaneously, and transmission mechanism compact conformation, transmission of power are efficient.
Accompanying drawing explanation
Fig. 1 is pressing machine overall structure schematic diagram of the present invention.
The structural representation of Fig. 2 when to be Fig. 1 observe from another angle.
Fig. 3 is shell case Structure of hoist schematic diagram in Fig. 1.
The structural representation of Fig. 4 when to be Fig. 3 observe from another angle.
Fig. 5 is fire in a stove before fuel is added conveyor construction schematic diagram in Fig. 1.
Fig. 6 is pressing machine structural representation in Fig. 1.
Fig. 7 is top shell case feeding distribution mechanism structural upright schematic diagram.
Fig. 8 is Fig. 7 middle and upper part shell case feeding distribution mechanism side schematic view.
The schematic diagram of Fig. 9 when to be Fig. 8 observe from another angle.
Figure 10 is the structural representation of Fig. 7 during from beneath.
Figure 11 is the structural representation of Fig. 8 while observing from top.
Figure 12 is middle part fire in a stove before fuel is added press-loading device and bottom driving mechanism schematic perspective view.
Figure 13 is the side schematic view of Figure 12.
The structural representation of Figure 14 when to be Figure 13 observe from another angle.
Figure 15 is that fire in a stove before fuel is added rotary case coordinates schematic perspective view with shell case rotary case.
Figure 16 is the side schematic view of Figure 15.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, the present invention hunts bullet fire in a stove before fuel is added double automatic press mounting machine and comprises shell case elevator 1, fire in a stove before fuel is added conveyer 3 and pressing machine 2, above-mentioned shell case elevator 1 comprises fire-proof motor 11, right angle flange reductor, sprocket wheel chain 12, vibrations wheels 13, cylinder 14, conveyer belt 15, stalloy group 16 and shell case place position 17, above-mentioned fire-proof motor, right angle flange reductor output is in transmission connection with cylinder 14 and vibrations wheels 13 respectively by sprocket wheel chain 12, shell case place position 17 has the bottom of inclination, vibrations wheels 13 contact with stalloy group 16, cylinder 14 is provided with conveyer belt 15, be used for carrying shell case, above-mentioned fire in a stove before fuel is added conveyer 3 comprises vibrating disc 31 and fire in a stove before fuel is added delivery track 32, and above-mentioned fire in a stove before fuel is added delivery track end is provided with the blowning installation 33 sliding for promoting the fire in a stove before fuel is added, above-mentioned pressing machine 2 comprises top shell case feeding distribution mechanism, middle part fire in a stove before fuel is added shell case press-loading device and bottom driving mechanism.
Above-mentioned shell case elevator 11 is first delivered to shell case by conveyer belt 15 the top shell case feeding distribution mechanism of pressing machine 2, then divides two-way landing to middle part fire in a stove before fuel is added shell case press-loading device; The fire in a stove before fuel is added is first delivered to fire in a stove before fuel is added delivery track 32 after sorting by vibrating disc 3, then slides to middle part fire in a stove before fuel is added shell case press-loading device by auxiliary the blowing of blowning installation 33.
See Fig. 3 and Fig. 4, it is by fire-proof motor, to add right angle flange reductor to drive on cylinder 14 by sprocket wheel chain 12, conveyer belt 15 that the transmission process of above-mentioned shell case elevator 1 is divided into two-way ，Yi road, is used for carrying shell case; The output shaft other end of Shi You right angle, another road flange reductor drives to vibrations wheels 13 by sprocket wheel chain, by the stalloy group 16 that drives top to contact with vibrations wheels after the rotation of vibrations wheels, produce periodically distortion vibrations, the shell case being beneficial to herein slides on transport tape 15.Shell case place position 17 is inclined design, is beneficial to shell case down sliding in storehouse.
As shown in Figure 5, the course of conveying of above-mentioned fire in a stove before fuel is added conveyer 3 is, first the fire in a stove before fuel is added put into vibrating disc 31, through vibrating disc vibrations sequence, is delivered to fire in a stove before fuel is added delivery track 32, through track, slide to up and down blowning installation 33, then blow and slide to middle part fire in a stove before fuel is added shell case press-loading device through blowning installation.
See Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, above-mentioned pressing machine 2 is mainly comprised of top shell case feeding distribution mechanism, middle part fire in a stove before fuel is added shell case press-loading device and bottom driving mechanism.Above-mentioned top shell case feeding distribution mechanism comprises that sub-material fire-proof motor 21, sub-material right angle flange reductor 22, synchronous wheels 23, the blanking storehouse, slope 24 that is used for holding shell case, rotating centrifugal device 25, sub-material push cylinder 26, are used for shell case from vertically becoming horizontal rotary cylinder 27, realize center of gravity distribution block 28 and the shell case glidepath 29 of shell case nature tilt drop function, and sub-material fire-proof motor and sub-material right angle flange reductor are in transmission connection by synchronizeing wheels 23 and rotating centrifugal device.
As shown in Fig. 7 to Figure 11, the operation of top shell case feeding distribution mechanism is, sub-material fire-proof motor 21 adds right angle flange reductor 22 and drives to rotating centrifugal device 25 by synchronous wheels 23, shell case is carried down and is slided to blanking storehouse, slope 24 by elevator, under 25 sequences of rotating centrifugal device, slide to rotary cylinder 27 places, the vertical state of shell case when cylinder rotates from whereabouts becomes transverse state, through sub-material, push cylinder 26 again and push to center of gravity distribution block 28 places, shell case falls to shell case glidepath 29 by center of gravity deflection nature.
See Figure 12, Figure 13 and Figure 14, above-mentioned middle part fire in a stove before fuel is added shell case press-loading device comprises fire in a stove before fuel is added rotary case 43, shell case rotary case 42, press-fits propelling movement cylinder 41 and pressing element crossbeam platform 49, above-mentioned pressing element crossbeam platform is provided with first and second group pressing element 44,45, lance 46, collision block 47 coordinating with lance and is used for controlling the photoelectric sensor 48 of pressing element crossbeam platform stroke, and above-mentioned shell case rotary case place is provided with the discharging mechanism track 411 that has press-fited shell case for output.
See Figure 15 and Figure 16, above-mentioned fire in a stove before fuel is added rotary case 43 comprises fire in a stove before fuel is added rotating disk 51, fire in a stove before fuel is added rotating disk rib 52, fire in a stove before fuel is added material-dropping hole pad 53, fire in a stove before fuel is added outrigger shaft 54 and fire in a stove before fuel is added thrust ball bearing 55, and above-mentioned fire in a stove before fuel is added rotating disk 51 adopts expansion sleeve to be connected with fire in a stove before fuel is added outrigger shaft 54; Above-mentioned shell case rotary case 42 comprises shell case rotating disk 56, shell case rotary disk basement 57, presses fire in a stove before fuel is added rod 58, shell case outrigger shaft 59 and shell case thrust ball bearing 410, and above-mentioned shell case rotating disk 56 adopts keyway to be connected with shell case outrigger shaft 59.On above-mentioned shell case rotary disk basement 57, over against shell case rotating disk 66 tooth mouth central lower, be provided with fire in a stove before fuel is added material-dropping hole 511 and the corresponding fire in a stove before fuel is added rod venthole 512 of pressing.
Shell case falls to press-fit from above-mentioned shell case glidepath 29 and pushes cylinder 41, through cylinder, pushes on shell case rotary case 42; Simultaneously the fire in a stove before fuel is added enters fire in a stove before fuel is added rotary case 43 from fire in a stove before fuel is added delivery track 32, and be taken to shell case rotary case on fire in a stove before fuel is added material-dropping hole 511 place that coincides, by the first pressing element 44, be pressed in the fire in a stove before fuel is added material-dropping hole on shell case rotary case; Shell case rotary case 42 brings to shell case the second pressing element 45 places by rotation together with the fire in a stove before fuel is added, coordinates fire in a stove before fuel is added lance 46 and collision block 47 combinations that the fire in a stove before fuel is added is pressed in shell case.First and second pressing element 44,45, fire in a stove before fuel is added lance 46, photoelectric sensor 48 are all fixed on pressing element crossbeam platform 49Shang，You bottom driving mechanism and drive pressing element crossbeam platform 49 to pump, and complete one on the other one and press-fit the cycle.After completing the fire in a stove before fuel is added and press-fiting, shell case is taken out of by discharging mechanism track 411.
Goodbye Figure 12, Figure 13 and Figure 14, above-mentioned bottom driving mechanism comprises bottom fire-proof motor 412, worm-gear speed reducer 414, V pulley structure 413, bottom sprocket wheel chain 415, main shaft 416, eccentric wheel 417, spherical plain bearing rod end 418 and two bar back-up block 419, bottom fire-proof motor is in transmission connection by V pulley structure and worm-gear speed reducer, bottom sprocket wheel chain is connected with spindle drive, above-mentioned eccentric wheel 417 is located at main shaft two ends, and eccentric wheel closes by rod end
jointbearing 418 is in transmission connection with two bar back-up blocks 419, and two bar back-up blocks 419 are provided with for connecting the optical axis 410 of the pressing element crossbeam platform 49 of above-mentioned middle part fire in a stove before fuel is added shell case press-loading device; Main shaft 416 middle parts are in transmission connection with shell case rotary case 42, fire in a stove before fuel is added rotary case 43 intermittences respectively by sprocket wheel chain, synchronous pulley, dispenser simultaneously.The above-mentioned optical axis 410 being connected with pressing element crossbeam platform 49 is provided with linear bearing 420.
The transmission process of bottom driving mechanism is divided into two-way: a road is that bottom fire-proof motor 412 is by V pulley structure 413, power is delivered to worm-gear speed reducer 414, through bottom sprocket wheel chain 415, drive to main shaft 416, thereby drive the eccentric wheel 417 at main shaft 416 two ends, then the rod end through being connected with eccentric wheel 417 closes
joint bearing 418 reaches two bar back-up blocks 419, and the optical axis 410 picking-up pressing element crossbeam platforms 49 that are finally separately fixed on two bar back-up blocks 419 by both sides move up and down, and for reducing the wearing and tearing of optical axis 410, have installed linear bearing 420 additional; Another road is to pass through spindle sprocket chain 421 by main shaft 416, then drives respectively shell case rotary case 42 and fire in a stove before fuel is added rotary case 43 to carry out intermittent rotary motion by dispenser.
Goodbye Figure 15 and Figure 16, are fire in a stove before fuel is added material-dropping holes 511 over against shell case rotating disk 56 tooth mouth central lower on above-mentioned shell case rotary disk basement 57, and corresponding one of each fire in a stove before fuel is added material-dropping hole 511 is pressed fire in a stove before fuel is added rod 512.Fire in a stove before fuel is added rotating disk 51 adopts expansion sleeve to connect with fire in a stove before fuel is added outrigger shaft 54, by axial bolts, provides pretightning force; Shell case rotating disk 56 adopts keyway connecting mode with shell case outrigger shaft 59.
The fire in a stove before fuel is added by fire in a stove before fuel is added rotary case 43 rotating bands to shell case rotary case 42 on fire in a stove before fuel is added material-dropping hole 511 mutually overlapping and locate, by the first pressing element 44, be pressed on shell case rotary case in fire in a stove before fuel is added material-dropping hole, complete the material loading of the fire in a stove before fuel is added; Shell case brings to the second pressing element 45 places by shell case rotary case, coordinates fire in a stove before fuel is added lance 46, collision block 47 that the fire in a stove before fuel is added is pressed in shell case; First and second pressing element, fire in a stove before fuel is added lance are all fixed on pressing element crossbeam Tai Shang，You bottom driving mechanism and drive the pressing element crossbeam platform 49 being held up by four optical axises 410 to pump, and complete one on the other one and press-fit the cycle; After completing the fire in a stove before fuel is added and press-fiting, shell case is taken out of by discharging mechanism track 411, completes the work of press-fiting.
Should be appreciated that the specific embodiment described above, only for explaining the present invention, is not intended to limit the present invention.The apparent variation of being extended out by spirit of the present invention or change are still among protection scope of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123248.8A CN102645138B (en) | 2012-04-24 | 2012-04-24 | Bomb hunting primer double station automatic press machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123248.8A CN102645138B (en) | 2012-04-24 | 2012-04-24 | Bomb hunting primer double station automatic press machine |
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| CN102645138A CN102645138A (en) | 2012-08-22 |
| CN102645138B true CN102645138B (en) | 2014-02-26 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551905A (en) * | 2013-11-11 | 2014-02-05 | 上海三一精机有限公司 | Loading jacking device for cartridge cases |
| CN104148916A (en) * | 2014-07-02 | 2014-11-19 | 中国科学院合肥物质科学研究院 | Press fitting device based on eccentric wheel structure |
| CN104229413A (en) * | 2014-09-04 | 2014-12-24 | 中国科学院合肥物质科学研究院 | Primer double-way automatic conveying interface |
| CN105973080B (en) * | 2016-05-16 | 2017-07-14 | 重庆市机电设计研究院 | Upper fire in a stove before fuel is added system |
| CN108458632A (en) * | 2018-04-10 | 2018-08-28 | 东冠科技(上海)有限公司 | The fire in a stove before fuel is added assembles device and fire in a stove before fuel is added assembly method |
| CN109759813B (en) * | 2018-12-28 | 2023-07-14 | 唐山四维智能科技有限公司 | Automatic pressing machine for lawn mower wheel bearings |
| CN110028370B (en) * | 2019-05-15 | 2021-06-15 | 四川航天神坤科技有限公司 | Automatic loading mechanism for bullet primer shell |
| CN114018107A (en) * | 2021-11-23 | 2022-02-08 | 上海智能制造功能平台有限公司 | Multipoint primer press-fitting mechanism with self-adaptive capacity |
| CN114102099B (en) * | 2021-12-10 | 2024-03-26 | 上海智能制造功能平台有限公司 | Primer press-fitting system and primer press-fitting method |
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| US4116109A (en) * | 1976-07-29 | 1978-09-26 | Remington Arms Company, Inc. | Ammunition loading machine |
| CN87209459U (en) * | 1987-06-22 | 1988-05-25 | 白文学 | Bullet loading device for hunting gun |
| CN102128572A (en) * | 2010-12-10 | 2011-07-20 | 天津理工大学 | Machine integrating functions of filling pads and closing-up of shotgun shell case |
| US8061274B1 (en) * | 2009-01-26 | 2011-11-22 | Brejon Holdings (BVI), Ltd. | Less than lethal projectile and a method for producing the same |
| CN202630818U (en) * | 2012-04-24 | 2012-12-26 | 中国科学院合肥物质科学研究院 | Double-station automatic press-mounting equipment for shotgun bullet primer |
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2012
- 2012-04-24 CN CN201210123248.8A patent/CN102645138B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4116109A (en) * | 1976-07-29 | 1978-09-26 | Remington Arms Company, Inc. | Ammunition loading machine |
| CN87209459U (en) * | 1987-06-22 | 1988-05-25 | 白文学 | Bullet loading device for hunting gun |
| US8061274B1 (en) * | 2009-01-26 | 2011-11-22 | Brejon Holdings (BVI), Ltd. | Less than lethal projectile and a method for producing the same |
| CN102128572A (en) * | 2010-12-10 | 2011-07-20 | 天津理工大学 | Machine integrating functions of filling pads and closing-up of shotgun shell case |
| CN202630818U (en) * | 2012-04-24 | 2012-12-26 | 中国科学院合肥物质科学研究院 | Double-station automatic press-mounting equipment for shotgun bullet primer |
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