CN106524839A - Box bullet truck loading mechanism and method based on sliding block and sliding rail pair - Google Patents
Box bullet truck loading mechanism and method based on sliding block and sliding rail pair Download PDFInfo
- Publication number
- CN106524839A CN106524839A CN201611001416.0A CN201611001416A CN106524839A CN 106524839 A CN106524839 A CN 106524839A CN 201611001416 A CN201611001416 A CN 201611001416A CN 106524839 A CN106524839 A CN 106524839A
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- breach
- case bullet
- bracket
- slider
- bullet
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- 238000011068 loading method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004904 shortening Methods 0.000 claims description 6
- 238000007373 indentation Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B39/00—Packaging or storage of ammunition or explosive charges; Safety features thereof; Cartridge belts or bags
- F42B39/22—Locking of ammunition in transport containers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B39/00—Packaging or storage of ammunition or explosive charges; Safety features thereof; Cartridge belts or bags
- F42B39/28—Ammunition racks, e.g. in vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chutes (AREA)
Abstract
The invention relates to a box bullet truck loading mechanism and method based on a sliding block and sliding rail pair. Sliding rails are fixedly connected to a launching frame body, sliding grooves of the sliding rails are provided with gaps allowing box bullet sliding blocks to correspondingly enter in and out of the sliding grooves, bracket sliding blocks on the two sides of a launch and recovery bracket are located in the corresponding sliding grooves, a cylinder body arranged at one end of a piston cylinder is connected with the launching frame, and further relatively and fixedly connected with the sliding rails, a piston rod at the other end of the piston cylinder is connected with a lifting supporting lug of the launch and recovery bracket, the piston rod stretches out or draws back to drive the launch and recovery bracket to move front and back along the sliding grooves, box bullet sliding blocks are pushed and pulled through the bracket sliding blocks, and the box bullet sliding blocks fall in the corresponding gaps or leave the gaps to slide into the sliding grooves; the aim can be achieved through the simple structural part and a common single-rod piston cylinder, the detection of the position of box bullets in the moving process can be achieved without sensors, the structure is simple and reliable, and the mechanism is suitable for the vehicle-mounted launching, and truck loading of a single box bullet containing a sliding block and a module formed by the fixedly-connected box bullets.
Description
Technical field
The invention particularly relates to a kind of case bullet loading mechanism and method based on slide block slide rail pair.
Background technology
Using ejection（Pop-up）When form is launched, it is to realize case bullet before transmitting（Or the case bullet composition being mutually permanently connected
Module）The connection side of the function of jumping on case bullet when block plays perpendicular decentralization and launches, usual case bullet and launcher using slide block slide rail
Formula, as shown in Figure 1, Figure 2.According to Fig. 1 modes, during case bullet entrucking, case bullet slide block 11 need to fall into slide rail 12, the transport of case bullet by breach
And need to carry out slide rail breach in emission process reliable closure or so that case bullet slide block 11 avoids slide rail breach, to prevent case bullet from taking off
Go out slide rail；According to Fig. 2 modes, then launcher need to increase structure to realize the installation of top slide rail 22, and increase top slide
21 is matched, also needs to complete the switch motion of top slide rail 22 when case bullet is loaded.
Fig. 3 a, Fig. 3 b show the existing case bullet loading method based on Fig. 1 modes.Shown in Fig. 3 a, case bullet slide block 33 from
Breach falls into slide rail 32.Piston cylinder body journal stirrup 31 is connected to launcher by bearing pin（It is relatively fixed with slide rail and is connected）, piston
Bar end gripper 34 stretches out, and keeps open configuration, and after contact case bullet lifting point, gripper 34 is held with a firm grip case bullet.It is shown in Fig. 3 b, living
Plug cylinder gripper 34 is reclaimed, and case bullet is moved along guide rail, is moved to 32 front end confined planes of slide rail to case bullet slide block 33, now case bullet dress
Car is completed.When case bullet is transferred, along 32 slow decentralization of slide rail, after case bullet contacts to earth, piston cylinder gripper 34 opens piston cylinder control cabinet bullet
And reclaim.Case bullet above carries the inverse process for decentralization, the inverse process that case bullet is unloaded as entrucking.The moving range of case bullet slide block is slide rail
Breach is to slide rail front end.The method need to be equipped with the single-rod piston cylinder with gripper, complex structure.
The content of the invention
It is an object of the invention to provide a kind of case bullet loading mechanism and method based on slide block slide rail pair, it is adaptable to launch
Mode be vehicle-mounted ejection, and the single case bullet containing slide block or be mutually permanently connected case bullet composition module entrucking.
One technical scheme of the present invention is to provide a kind of case bullet loading mechanism based on slide block slide rail pair, and which includes：
Slide rail, which is fixedly connected on launcher support body, and the chute of the slide rail is provided with for case bullet slide block correspondence discrepancy chute
Breach；
Folding and unfolding bracket, its both sides are respectively provided with the slide rail；The bracket slide block of the folding and unfolding bracket both sides is located at corresponding chute
It is interior；
Piston cylinder, the cylinder body that its one end is arranged are connected with launcher, and then are relatively fixed with the slide rail and are connected；The piston cylinder
The piston rod that the other end is arranged is connected with the lifting journal stirrup of the folding and unfolding bracket, drives folding and unfolding support by the shortening or elongation of piston rod
Frame is movable along chute, and then by bracket slide block push-and-pull case bullet slide block so that case bullet slide block fall into corresponding breach or from
Gap slips into chute.
Preferably, the case bullet slide block includes case bullet front-slider and case bullet rear slider, and the breach of the chute is included and case
Play corresponding first breach of front-slider, and the second breach corresponding with case bullet rear slider；
The bracket slide block of the folding and unfolding bracket includes bracket front-slider and bracket rear slider, wherein, the bracket front-slider is being slided
Position in groove is between the first breach and the second breach, and position of the bracket rear slider in chute is in the second breach
Afterwards；
The shortening or elongation of the piston rod drives folding and unfolding bracket movable along chute, and then is pushed away by bracket rear slider forward
Dynamic case bullet rear slider is so that case bullet front-slider and case bullet rear slider fall into corresponding first breach and the second breach, or pass through support
Frame front-slider promotes case bullet rear slider backward so that case bullet front-slider and case bullet rear slider leave corresponding first breach and second
Breach and slip into chute.
Preferably, the case bullet loading mechanism is further comprising the block mechanism being connected with launcher support body, the block
Mechanism is provided with the block corresponding with the breach of chute, and the breach of corresponding chute is beaten by the block around respective axis of rotation
Open or close.
Preferably, the block mechanism further includes connection block to realize the connecting rod of block action linkage.
The present invention another technical scheme be to provide a kind of case bullet loading method based on slide block slide rail pair, its include with
Lower process：
In case bullet entrucking, the first breach of slide rail and the block on the second breach are opened, case bullet is lifted, is made case bullet front-slider and case
Play the first breach and the second breach that rear slider correspondence falls into slide rail；
The piston rod of piston cylinder is extended to drive folding and unfolding bracket to be moved rearwards by along slide rail, after the folding and unfolding bracket drives case bullet
Slide block is moved rearwards by, and slips into slide rail until case bullet front-slider and case bullet rear slider leave corresponding first breach and the second breach
Chute；Close the block on the first breach and the second breach；
The piston rod of piston cylinder is shunk to drive folding and unfolding bracket to move forward along slide rail, drives the case by the folding and unfolding bracket
Play rear slider to move forward, until case bullet front-slider contacts the block of the first indentation, there；Complete case bullet entrucking.
Preferably, the procedure below that case bullet is unloaded is additionally provided with case bullet entrucking is engaged：
When case bullet is unloaded, the piston rod of piston cylinder is extended to drive the folding and unfolding bracket to be moved rearwards by along slide rail, the folding and unfolding support
Frame drives case bullet rear slider to be moved rearwards by, and case bullet front-slider and case bullet rear slider leave corresponding first breach and the second breach；
The first breach of slide rail and the block on the second breach are opened, the piston rod of piston cylinder shrinks to drive the folding and unfolding bracket edge
Slide rail is moved forward, and drives case bullet rear slider to move forward by the folding and unfolding bracket, until after the case bullet front-slider, case bullet
Slide block is located at first breach and the second indentation, there of slide rail, and case bullet is hung launcher.
Preferably, the folding and unfolding bracket includes the bracket front-slider and bracket rear slider in chute, wherein, the support
Frame front-slider is between the first breach and the second breach in the position in chute, position of the bracket rear slider in chute
After being in the second breach；
When the entrucking of case bullet or case bullet are unloaded, the shortening or elongation of the piston rod drive folding and unfolding bracket movable along chute,
And then case bullet rear slider is promoted forward by bracket rear slider, or case bullet rear slider is promoted backward by bracket front-slider.
Case bullet loading mechanism and method based on slide block slide rail pair of the present invention, only needs simple structural member and is equipped with general
Logical single-rod piston cylinder is capable of achieving, without the need for the position in sensor detection box bullet moving process, simple structure, reliability.
Description of the drawings
The present invention's is given by below example and accompanying drawing based on the case bullet loading mechanism of slide block slide rail pair.
Fig. 1 is a kind of schematic diagram of slide block slide rail pair in prior art.
Fig. 2 is the schematic diagram of another kind of slide block slide rail pair in prior art.
Fig. 3 a, Fig. 3 b are a kind of schematic flow sheets of the case bullet loading method based on slide block slide rail pair in prior art.
Fig. 4 a ~ Fig. 4 c are the schematic flow sheets in the present invention based on slide block slide rail odd-side bullet loading method.
Fig. 5 is the structural representation of slide rail in the present invention.
Fig. 6 is the structural representation of folding and unfolding bracket in the present invention.
Fig. 7 is the structural representation of block mechanism in the present invention.
Specific embodiment
Further is made to the case bullet loading mechanism based on slide block slide rail pair and method of the present invention below with reference to accompanying drawing
Describe in detail.
Referring to Fig. 4 a ~ Fig. 4 c, the case bullet loading mechanism described in the embodiment of the present invention based on slide block slide rail pair, including：Slide rail
40th, folding and unfolding bracket 50, piston cylinder 60 and block mechanism 80；
The slide rail 40 is fixedly connected on launcher support body；
The folding and unfolding bracket 50 is placed between the slide rail 40 of both sides；
One end that 60 upper cylinder body of the piston cylinder is located is connected with launcher by bearing pin, and then is relatively fixed with the slide rail 40
Connection；One end that 60 upper piston rod of piston cylinder is located is connected with the lifting journal stirrup of the folding and unfolding bracket 50 by bearing pin；
The block mechanism 80 is connected with launcher support body.
Referring to Fig. 5, the slide rail 40 includes four breach 41 and chute 42；Before the breach 41 is located at chute 42 respectively
Portion and middle part, 41 position of the breach are corresponding with the case bullet front-slider 71, case bullet rear slider 72, make the case bullet front-slider
71st, case bullet rear slider 72 can come in and go out the chute 42.
Referring to Fig. 6, the folding and unfolding bracket 50 includes bracket front-slider 51, lifting journal stirrup 52 and bracket rear slider 53.Bracket
Slide block also be located in chute, for pushing away, drawing the slide block of case bullet, wherein, position of the bracket front-slider 51 on chute 42,
It is between case bullet front-slider 71, case bullet rear slider 72, for promoting the case bullet rear slider 72 when piston rod extends backward；
Position of the bracket rear slider 53 on chute 42, after being in case bullet rear slider 72, for when piston rod shrinks forward
Promote the case bullet rear slider 72.The lifting journal stirrup 52 is used to connect the piston rod of the piston cylinder 60 so that the piston
The power of cylinder 60 is transferred to the case bullet rear slider 72 by the folding and unfolding bracket 50.
Referring to Fig. 7, the block mechanism 80 includes the first block 81, the second block 82, corresponds to lacking in front and back for slide rail respectively
Mouthful；First block 81, the second block 82 around respective axis of rotation, can make the corresponding breach of the slide rail open or close
Close, case bullet slide block can fall into or hang the slide rail during opening, during closure, can prevent case bullet slide block from entering slide rail breach and deviating from
The slide rail.It is preferred that the block mechanism 80 also includes connecting rod 83, quadric chain is constituted, be capable of achieving first block
81st, the linkage of the second block 82.
Case bullet loading mechanism described in the present embodiment based on slide block slide rail pair, only needs simple structural member and is equipped with common single
Bar piston cylinder is capable of achieving, without the need for the position in sensor detection box bullet moving process, simple structure, reliability.
With continued reference to Fig. 4 a ~ Fig. 4 c, described in the present embodiment based on slide block slide rail pair case bullet entrucking method, its work is former
Reason is：Fig. 4 a, during case bullet entrucking, operate the block of the block mechanism 80 to open, lift case bullet so that the case bullet front-slider
71st, case bullet rear slider 72 falls into the breach of the slide rail 40.
Fig. 4 b, drive the folding and unfolding bracket 50 to be moved to piston rod along the slide rail 40 by the elongation of the piston cylinder 60 complete
Stretch out entirely, folding and unfolding bracket described in stroke 50 promotes the case bullet rear slider 72, it is sliding after the case bullet front-slider 71, case bullet
Block 72 leaves 40 breach of the slide rail and slips into chute, then operates the block mechanism 80 to close.
Fig. 4 c, are shunk by the piston cylinder 60 and drive the folding and unfolding bracket 50 to be moved to piston rod receipts along the slide rail 40
Hold together, folding and unfolding bracket described in stroke 50 promotes the case bullet rear slider 72 to contact the block mechanism to the case bullet front-slider 71
80 the first block.Now case bullet entrucking is completed.
When case bullet is transferred, the folding and unfolding bracket 50 is driven to be moved to work along the slide rail 40 by the elongation of the piston cylinder 60
Stopper rod is fully extended, and stroke raising middle flask bullet is snapped down to contact to earth along the slide rail 40 with deadweight.Case bullet above carries the inverse process for decentralization.
Fig. 4 b, when case bullet is unloaded, drive the folding and unfolding bracket 50 to move along the slide rail 40 by the elongation of the piston cylinder 60
Move fully extended to the piston rod, folding and unfolding bracket described in stroke 50 promotes the case bullet rear slider 72, now the case bullet
Front-slider 71, case bullet rear slider 72 leave the position at slide rail breach place.
Fig. 4 a, are operated the block mechanism 80 to open, are shunk by the piston cylinder 60 and drive 50 edge of folding and unfolding bracket
The slide rail 40 is moved to piston rod and draws in completely, and folding and unfolding bracket described in stroke 50 promotes the case bullet rear slider 72, until
The case bullet front-slider 71, case bullet rear slider 72 are located at 40 breach of the slide rail.Now case bullet can hang launcher.
By case bullet entrucking, unload and emission test checking, the case bullet carloader based on slide block slide rail pair of the present invention
Structure and method, realize the reliable entrucking of case bullet, can extensively apply in missile weapon system.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
Various modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (7)
1. a kind of case bullet loading mechanism based on slide block slide rail pair, it is characterised in that include：
Slide rail, which is fixedly connected on launcher support body, and the chute of the slide rail is provided with for case bullet slide block correspondence discrepancy chute
Breach；
Folding and unfolding bracket, its both sides are respectively provided with the slide rail；The bracket slide block of the folding and unfolding bracket both sides is located at corresponding chute
It is interior；
Piston cylinder, the cylinder body that its one end is arranged are connected with launcher, and then are relatively fixed with the slide rail and are connected；The piston cylinder
The piston rod that the other end is arranged is connected with the lifting journal stirrup of the folding and unfolding bracket, drives folding and unfolding support by the shortening or elongation of piston rod
Frame is movable along chute, and then by bracket slide block push-and-pull case bullet slide block so that case bullet slide block fall into corresponding breach or from
Gap slips into chute.
2. case bullet loading mechanism as claimed in claim 1 based on slide block slide rail pair, it is characterised in that
The case bullet slide block includes case bullet front-slider and case bullet rear slider, and the breach of the chute is comprising corresponding with case bullet front-slider
The first breach, and the second breach corresponding with case bullet rear slider；
The bracket slide block of the folding and unfolding bracket includes bracket front-slider and bracket rear slider, wherein, the bracket front-slider is being slided
Position in groove is between the first breach and the second breach, and position of the bracket rear slider in chute is in the second breach
Afterwards；
The shortening or elongation of the piston rod drives folding and unfolding bracket movable along chute, and then is pushed away by bracket rear slider forward
Dynamic case bullet rear slider is so that case bullet front-slider and case bullet rear slider fall into corresponding first breach and the second breach, or pass through support
Frame front-slider promotes case bullet rear slider backward so that case bullet front-slider and case bullet rear slider leave corresponding first breach and second
Breach and slip into chute.
3. case bullet loading mechanism as claimed in claim 2 based on slide block slide rail pair, it is characterised in that
Further comprising the block mechanism being connected with launcher support body, the block mechanism is provided with and cunning the case bullet loading mechanism
The breach of corresponding chute is opened or is closed around respective axis of rotation by the corresponding block of the breach of groove, the block.
4. case bullet loading mechanism as claimed in claim 3 based on slide block slide rail pair, it is characterised in that
The block mechanism further includes connection block to realize the connecting rod of block action linkage.
5. a kind of case bullet loading method based on slide block slide rail pair, it is characterised in that comprising procedure below：
In case bullet entrucking, the first breach of slide rail and the block on the second breach are opened, case bullet is lifted, is made case bullet front-slider and case
Play the first breach and the second breach that rear slider correspondence falls into slide rail；
The piston rod of piston cylinder is extended to drive folding and unfolding bracket to be moved rearwards by along slide rail, after the folding and unfolding bracket drives case bullet
Slide block is moved rearwards by, and slips into slide rail until case bullet front-slider and case bullet rear slider leave corresponding first breach and the second breach
Chute；Close the block on the first breach and the second breach；
The piston rod of piston cylinder is shunk to drive folding and unfolding bracket to move forward along slide rail, drives the case by the folding and unfolding bracket
Play rear slider to move forward, until case bullet front-slider contacts the block of the first indentation, there；Complete case bullet entrucking.
6. case bullet loading method as claimed in claim 5 based on slide block slide rail pair, it is characterised in that
The procedure below that case bullet is unloaded is additionally provided with case bullet entrucking is engaged：
When case bullet is unloaded, the piston rod of piston cylinder is extended to drive the folding and unfolding bracket to be moved rearwards by along slide rail, the folding and unfolding support
Frame drives case bullet rear slider to be moved rearwards by, and case bullet front-slider and case bullet rear slider leave corresponding first breach and the second breach；
The first breach of slide rail and the block on the second breach are opened, the piston rod of piston cylinder shrinks to drive the folding and unfolding bracket edge
Slide rail is moved forward, and drives case bullet rear slider to move forward by the folding and unfolding bracket, until after the case bullet front-slider, case bullet
Slide block is located at first breach and the second indentation, there of slide rail, and case bullet is hung launcher.
7. case bullet loading method as claimed in claim 6 based on slide block slide rail pair, it is characterised in that
The folding and unfolding bracket includes the bracket front-slider and bracket rear slider in chute, wherein, the bracket front-slider exists
Position in chute is between the first breach and the second breach, and position of the bracket rear slider in chute is in second and lacks
After mouthful；
When the entrucking of case bullet or case bullet are unloaded, the shortening or elongation of the piston rod drive folding and unfolding bracket movable along chute,
And then case bullet rear slider is promoted forward by bracket rear slider, or case bullet rear slider is promoted backward by bracket front-slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001416.0A CN106524839B (en) | 2016-11-14 | 2016-11-14 | Case bullet loading mechanism and method based on sliding block slide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001416.0A CN106524839B (en) | 2016-11-14 | 2016-11-14 | Case bullet loading mechanism and method based on sliding block slide rail pair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106524839A true CN106524839A (en) | 2017-03-22 |
| CN106524839B CN106524839B (en) | 2018-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611001416.0A Active CN106524839B (en) | 2016-11-14 | 2016-11-14 | Case bullet loading mechanism and method based on sliding block slide rail pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106524839B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108158224A (en) * | 2018-02-07 | 2018-06-15 | 杨益民 | Slidingtype Storage container setting limiting and the student's bench shirked |
| CN108185656A (en) * | 2018-02-07 | 2018-06-22 | 杨益民 | Student's bench of slidingtype school bag is configured under seat board |
| CN108308873A (en) * | 2018-04-11 | 2018-07-24 | 杨益民 | The mechanism that is slidably connected of wanigan is set in student's bench |
| CN113357975A (en) * | 2021-05-18 | 2021-09-07 | 上海机电工程研究所 | Box ammunition auxiliary device and using method thereof |
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|---|---|---|---|---|
| US4526084A (en) * | 1983-09-23 | 1985-07-02 | Hornady Manufacturing Co. | Shell loader |
| CN201589582U (en) * | 2009-11-03 | 2010-09-22 | 湖北航天技术研究院总体设计所 | Erecting and unlocking mechanism for launch box and transport carrier |
| CN202562378U (en) * | 2012-05-11 | 2012-11-28 | 萍乡市金坪烟花制造有限公司 | Display shell safety moving box |
| CN105698594A (en) * | 2016-02-24 | 2016-06-22 | 北京航天发射技术研究所 | Loading mechanism |
| CN105890446A (en) * | 2016-06-06 | 2016-08-24 | 重庆兴勇实业有限公司 | Speedloader |
-
2016
- 2016-11-14 CN CN201611001416.0A patent/CN106524839B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4526084A (en) * | 1983-09-23 | 1985-07-02 | Hornady Manufacturing Co. | Shell loader |
| CN201589582U (en) * | 2009-11-03 | 2010-09-22 | 湖北航天技术研究院总体设计所 | Erecting and unlocking mechanism for launch box and transport carrier |
| CN202562378U (en) * | 2012-05-11 | 2012-11-28 | 萍乡市金坪烟花制造有限公司 | Display shell safety moving box |
| CN105698594A (en) * | 2016-02-24 | 2016-06-22 | 北京航天发射技术研究所 | Loading mechanism |
| CN105890446A (en) * | 2016-06-06 | 2016-08-24 | 重庆兴勇实业有限公司 | Speedloader |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108158224A (en) * | 2018-02-07 | 2018-06-15 | 杨益民 | Slidingtype Storage container setting limiting and the student's bench shirked |
| CN108185656A (en) * | 2018-02-07 | 2018-06-22 | 杨益民 | Student's bench of slidingtype school bag is configured under seat board |
| CN108158224B (en) * | 2018-02-07 | 2023-10-03 | 杨益民 | Student chair with sliding storage container provided with limiting and detachable functions |
| CN108308873A (en) * | 2018-04-11 | 2018-07-24 | 杨益民 | The mechanism that is slidably connected of wanigan is set in student's bench |
| CN113357975A (en) * | 2021-05-18 | 2021-09-07 | 上海机电工程研究所 | Box ammunition auxiliary device and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106524839B (en) | 2018-04-03 |
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