CN108816683A - A kind of coating unit of solid rocket motor grain restricting - Google Patents
A kind of coating unit of solid rocket motor grain restricting Download PDFInfo
- Publication number
- CN108816683A CN108816683A CN201810705612.9A CN201810705612A CN108816683A CN 108816683 A CN108816683 A CN 108816683A CN 201810705612 A CN201810705612 A CN 201810705612A CN 108816683 A CN108816683 A CN 108816683A
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- CN
- China
- Prior art keywords
- slot
- interior
- squeezing
- extruding
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/10—Hand tools for removing partially or for spreading or redistributing applied liquids or other fluent materials, e.g. colour touchers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00503—Details of the outlet element
Abstract
A kind of coating unit of solid rocket motor grain restricting, interior extruding slot are fixed by the connecting rod the one end for being supported on handle surfaces, and make to be formed 30 ° of angle between the interior lower surface for squeezing slot and the surface of handle.One end of pressure ram is hinged on one end of the handle by extrusion handle positioning pin;The end of two hinge joint bars of the pressure ram is respectively hinged on the outer extruding slot two sidewalls.The inner surface of the outer two sidewalls for squeezing slot and the interior outer surface clearance fit for squeezing slot two sidewalls;Rotary positioning pin is packed into the inner and outer arc slot squeezed on slot two sidewalls of the interior dowel hole squeezed on slot two sidewalls.Coating head is fixed on the interior outer end face for squeezing slot hinged end.Slurry is squeezed to head applying head, and guarantee the lasting coating of restricting, can once complete the coating of restricting by the present invention by the pressure of two extruding slots.The smearing repeatedly for reducing restricting coating procedure inefficiency ensure that coating is uniform.
Description
Technical field
The invention belongs to Solid Rocket Motor Technology fields, are related to a kind of small-scale solid rocket motor powder column restricting
Coating unit.
Background technique
The air slot of certain small-scale solid rocket motor powder column, needs after shaping, coats restricting on air slot both sides,
Guarantee that rocket engine guarantees initial combustion face in burning, and guarantees that heat insulation layer unsticking will not occur with propellant in burning
Situation.Lead to solid propellant rocket work failure.Existing technology is to carry out manual painting using general hacksaw blade, single-edge blade
It smears.It is smeared by interruption many times, the restricting after then smearing again interruption carries out secondary repairing, to guarantee powder column
Restricting smears the coating quality quality of uniformity coefficient and restricting.
It, need to be by more by hand during restricting is smeared due to the air slot of the small-scale solid rocket motor powder column
Secondary smearing often occurs smearing uneven, holiday and other issues.In existing technology, operator uses general hacksaw blade
Manual smearing is carried out with single-edge blade.Make powder column that multiple restricting be needed to repair in assembling process, there are biggish quality is hidden
Suffer from.Smearing by hand used by simultaneously has that labor intensity high efficiency is low, seriously affects the delivery progress of powder column.
Summary of the invention
To overcome the problems, such as high labor intensity existing in the prior art, inefficiency and there are hidden danger of quality, the present invention
Propose a kind of coating unit of solid rocket motor grain restricting.
The present invention includes coating head, outer extruding slot, interior extruding slot, handle, pressure ram and connecting rod.Wherein,
The interior extruding slot is fixed by the connecting rod the one end for being supported on handle surfaces, and makes the interior lower surface for squeezing slot
30 ° of angle is formed between the surface of handle.One end of pressure ram is hinged on the handle by extrusion handle positioning pin
One end, and can be using the extrusion handle positioning pin as axis rotation;The end of two hinge joint bars of the pressure ram is respectively hinged at
On the outer extruding slot two sidewalls.The outer two sidewalls for squeezing slot are stuck in the interior outer surface for squeezing slot two sidewalls, and make
Clearance fit between the outer extruding slot two sidewalls and interior extruding slot two sidewalls;Outer one end for squeezing slot two sidewalls and interior extruding slot two
One end of side wall is connected by pin shaft;The rotary positioning pin is packed into the interior inner and outer extruding of dowel hole squeezed on slot two sidewalls
In arc slot on slot two sidewalls.Coating head is fixed on the interior outer end face for squeezing slot hinged end.
The outer cross section for squeezing slot is u-shaped.The outer one end for squeezing slot is hinged end, in the hinged end two sides
There is coaxial bolt hole on siding respectively;The outer other end for squeezing slot is feed end;The outer width for squeezing slot hinged end
Less than the width of feed end, and make the width of feed end:Width=5 of hinged end:1.The outer upper surface for squeezing trough floor
For the bulge of protrusion, and the vertex of the bulge is located at the outer extruding slot feed end side, is in the extruding trough floor length side
To 1/3 at;Hemisphere face bulge vertex to the outer distance for squeezing trough floor plane is 20mm, and makes the bulge apex
It smoothly transits between outer extruding trough floor plane.There is the arc with detent fit respectively on outer two side plates for squeezing slot
Shape hole, and the arc slot position on two side plates is corresponding;The arc slot is distributed along the short transverse of the side plate.This is outer
There is the pin connecting with the hinge bar on pressure ram in the outer surface for squeezing slot side side plate;The pin be located at this it is outer squeeze slot into
Expect end.
The interior cross section for squeezing slot is u-shaped;The interior width for squeezing slot is less than the outer width for squeezing slot.It should
Interior one end for squeezing slot is hinged end, there is coaxial pin shaft hole respectively on the siding of the hinged end two sides;The interior extruding slot
The other end is feed end;The interior width for squeezing slot hinged end is less than the width of feed end, and makes the width of feed end:Hingedly
Width=5 at end:1.The interior bottom plate for squeezing slot is the cancave cambered surface that two sides are high, centre is low, in favor of slurry in extrusion process
Movement at coating head.There is connecting rod in the interior extruding trough floor outer surface, and makes the connecting rod close to the interior extruding slot
Hinged end.There is the mounting hole of positioning pin in the interior two side wall panels for squeezing slot respectively.
The pressure ram is made of pressing plate and two hinge bars, and the root of the hinge bar is the brace extended out, is led to
Crossing the brace keeps the spacing between two hinge bars identical as the distance between the outer extruding slot two side wall panels outer surface.It is described
There is the opening of U-lag shape in one end of pressing plate;The root of the hinge bar is located at the U-lag notch two sides, and makes hinge bar by the U
Shape slot notch extends to U-lag slot bottom direction.The angle of each hinge bar and the clamp surface is 45 °.The width palpus of the U-lag
Meet the cooperation of the pressure ram and handle.
When assembling the pressure ram, the U-lag of pressure ram pressing plate is installed on to the upper surface of the handle, and makes the pressure
There is 30 ° of angle between plate surface and handle surfaces.Extrusion handle positioning pin is penetrated into pressing plate and hinge bar bending place simultaneously
It is in bearing pin mounting hole on mounting hole and handle, the pressure ram and handle is hinged.
Described two hinge bars are bent to form in U-lag notch.There is the installation of extrusion handle positioning pin in bending place
Hole.
Restricting slurry is squeezed to head applying head, be had on applying head by the present invention by the pressure of two extruding slots
The restricting equivalent width that width and powder column air slot need to be smeared.0.5mm is differed by applying head anterior and posterior height, can guarantee to limit
Fire layer width, consistency of thickness when smearing.Restricting material guarantees the lasting coating of restricting by the pressure of extrusion handle.
Handle is holding direction along air slot edge linear motion, can once complete the coating of restricting.Reduce restricting coating
The low smearing repeatedly of process efficiency ensure that coating is uniform.
The present invention carries out Adjusting Shape by squeezing restricting material, and to restricting discharge port, is continuously applied to air guide
On slot, directly make being applied to for restricting continuous uniform.Reduce the smearing number of restricting.Shaping efficiency is improved, operation is reduced
Difficulty eliminates hidden danger of quality.
Mechanical device of the present invention is that stainless steel material is made, and starts powder column air slot in Miniature solid rocket
The problem of coating of restricting is fast reliable, and the present invention effectively overcomes prior art blank, reduces operation difficulty;It drops significantly
Low labor intensity improves the coating quality and efficiency of trimming restricting;
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of pressure ram;Wherein, 2a is front view, and 2b is the top view of 2a.
Fig. 3 is the interior structural schematic diagram for squeezing slot;Wherein, 3a is front view, and 3b is the side view of 3a.
Fig. 4 is the outer structural schematic diagram for squeezing slot;Wherein, 4a is top view, and 4b is the A-A direction view in 4a.
Fig. 5 is the outer 3-D view for squeezing slot;Wherein, 5a is top view, and 5b is side view, and 5c is outer extruding slot length side
To cross-sectional view.
Fig. 6 is the interior cooperation schematic diagram for squeezing slot and handle.
Fig. 7 is to coat head, handle and the interior positional diagram for squeezing slot.In figure:
1. coating head;2. slot is squeezed outside;3. slot is squeezed in;4. handle;5. pressure ram;6. connecting rod;7. bolt;8. positioning
Pin;9. extrusion handle positioning pin.
Specific embodiment
The present embodiment is a kind of coating unit of solid rocket motor grain restricting, including coating head 1, outer extruding slot
2, interior extruding slot 3, handle 4, pressure ram handle 5 and connecting rod 6.Wherein,
The interior extruding slot is fixedly supported on the one end on 4 surface of handle by connecting rod 6, and makes the interior following table for squeezing slot
30 ° of angle is formed between face and the surface of handle.One end of Y-shaped pressure ram 5 is hinged on institute by extrusion handle positioning pin 9
One end of handle is stated, and can be using the extrusion handle positioning pin as axis rotation;Distinguish the end of two hinge joint bars of the pressure ram
It is hinged on the outer extruding slot two sidewalls.The outer two sidewalls for squeezing slot are stuck in the interior appearance for squeezing slot two sidewalls
Face, and make clearance fit between the outer extruding slot two sidewalls and interior extruding slot two sidewalls;It is outer squeeze slot two sidewalls one end with it is interior
The one end for squeezing slot two sidewalls is connected by pin shaft 7;The rotary positioning pin 8 is packed into the dowel hole on interior extruding slot two sidewalls
In the inner and outer arc slot squeezed on slot two sidewalls.Coating head 1 is fixed on the interior outer end face for squeezing slot hinged end.
The outer cross section for squeezing slot 2 is u-shaped.The outer one end for squeezing slot is hinged end, in the hinged end two sides
Siding on have coaxial bolt hole respectively;The outer other end for squeezing slot is feed end;The outer width for squeezing slot hinged end
Degree is less than the width of feed end, and makes the width of feed end:Width=5 of hinged end:1.The outer upper table for squeezing trough floor
Face is the bulge of protrusion, and the vertex of the bulge is located at the outer extruding slot feed end side, is in the extruding trough floor length
At the 1/3 of direction;Hemisphere face bulge vertex to the outer distance for squeezing trough floor plane is 20mm, and makes the bulge vertex
It smoothly transits between place and outer extruding trough floor plane.Have respectively on outer two side plates for squeezing slot and cooperates with positioning pin 8
Arc slot, and arc slot position on two side plates is corresponding;The arc slot is distributed along the short transverse of the side plate.
There is the pin connecting with the hinge bar on pressure ram 5 in the outer outer surface for squeezing 2 side side plate of slot;The pin is located at the outer extruding
The feed end of slot.
The interior cross section for squeezing slot 3 is u-shaped;The interior width for squeezing slot is less than the outer width for squeezing slot.
The interior one end for squeezing slot is hinged end, there is coaxial pin shaft hole respectively on the siding of the hinged end two sides;The interior extruding slot
The other end be feed end;The interior width for squeezing slot hinged end is less than the width of feed end, and makes the width of feed end:Hinge
Connect width=5 at end:1.The interior bottom plate for squeezing slot is the cancave cambered surface that two sides are high, centre is low, in favor of expecting in extrusion process
It starches to the movement at coating head 1.There is connecting rod 6 in the interior extruding trough floor outer surface, and makes the connecting rod close to the interior extruding
The hinged end of slot.There is the mounting hole of positioning pin 8 in the interior two side wall panels for squeezing slot respectively.
The pressure ram 5 is made of pressing plate and two hinge bars, and the root of the hinge bar is the brace extended out, is led to
Crossing the brace keeps the spacing between two hinge bars identical as the distance between the outer extruding slot two side wall panels outer surface.It is described
There is the opening of U-lag shape in one end of pressing plate;The root of the hinge bar is located at the U-lag notch two sides, and makes hinge bar by the U
Shape slot notch extends to U-lag slot bottom direction.The angle of each hinge bar and the clamp surface is 45 °.The width palpus of the U-lag
Meet the cooperation of the pressure ram Yu handle 4.
Described two hinge bars are bent to form in U-lag notch.There is the installation of extrusion handle positioning pin 9 in bending place
Hole.
Pressing plate is placed in the upper surface of the handle, and makes the angle for there are 30 ° between clamp surface and handle surfaces, so that
Pressing plate is installed on U-lag on the handle.Extrusion handle positioning pin 9 is penetrated to the installation of pressing plate Yu hinge bar bending place simultaneously
It is in bearing pin mounting hole on hole and handle 4, the pressure ram 5 and handle 4 is hinged.The section of the hinge bar is all squeezed with outer respectively
Pin on the side wall of indent two sides is hinged.
By restricting in material packet;Material packet is placed on and is squeezed in slot, opens the discharge port of the material packet and by the discharging
Mouth is placed in the feed inlet of coating head.The pressure ram is pressed, generates the hinge bar in the pressure ram and pressure ram downward
Movement, so that the outer slot that squeezes be driven inwardly to squeeze that slot direction is mobile, to the material being placed in interior extruding slot contract for fixed output quotas it is raw squeeze, make
Restricting material in material packet overflows, and is entered in coating head by interior extruding slot.Operator, which holds handle, makes coating unit edge
Coating surface is mobile, completes the smearing work of restricting.
Claims (6)
1. a kind of coating unit of solid rocket motor grain restricting, which is characterized in that including coating head, outer extruding slot,
Interior extruding slot, handle, pressure ram and connecting rod;Wherein,
The interior extruding slot is fixed by the connecting rod the one end for being supported on handle surfaces, and makes the interior lower surface for squeezing slot and hand
30 ° of angle is formed between the surface of handle;One end of pressure ram is hinged on one end of the handle by extrusion handle positioning pin,
And it can be using the extrusion handle positioning pin as axis rotation;The end of two hinge joint bars of the pressure ram is respectively hinged at described outer
It squeezes on slot two sidewalls;The outer two sidewalls for squeezing slot are stuck in the interior outer surface for squeezing slot two sidewalls, and keep this outer crowded
Clearance fit between indent two sidewalls and interior extruding slot two sidewalls;Outer one end for squeezing slot two sidewalls and interior extruding slot two sidewalls
One end is connected by pin shaft;The rotary positioning pin is packed into the interior inner and outer extruding slot two sides of dowel hole squeezed on slot two sidewalls
In arc slot on wall;Coating head is fixed on the interior outer end face for squeezing slot hinged end.
2. the coating unit of solid rocket motor grain restricting as described in claim 1, which is characterized in that the outer extruding
The cross section of slot is u-shaped;The outer one end for squeezing slot is hinged end, is had respectively on the siding of the hinged end two sides coaxial
Bolt hole;The outer other end for squeezing slot is feed end;The outer width for squeezing slot hinged end is less than the width of feed end, and
Make the width of feed end:Width=5 of hinged end:1;The outer upper surface for squeezing trough floor is the bulge of protrusion, and should
The vertex of bulge is located at the outer extruding slot feed end side, at 1/3 in the extruding trough floor length direction;The hemisphere face
Bulge vertex to the outer distance for squeezing trough floor plane is 20mm, and make the bulge apex and outer extruding trough floor plane it
Between smoothly transit;There are the arc slot with detent fit, and two side plates respectively on outer two side plates for squeezing slot
On arc slot position it is corresponding;The arc slot is distributed along the short transverse of the side plate;Outside the outer extruding slot side side plate
There is the pin connecting with the hinge bar on pressure ram on surface;The pin is located at the outer feed end for squeezing slot.
3. the coating unit of solid rocket motor grain restricting as described in claim 1, which is characterized in that the interior extruding
The cross section of slot is u-shaped;The interior width for squeezing slot is less than the outer width for squeezing slot;The interior one end for squeezing slot is hinge
End is connect, there is coaxial pin shaft hole respectively on the siding of the hinged end two sides;The interior other end for squeezing slot is feed end;It is described
The interior width for squeezing slot hinged end is less than the width of feed end, and makes the width of feed end:Width=5 of hinged end:1;It is described
The interior bottom plate for squeezing slot is that two sides are high, intermediate low cancave cambered surface, in favor of in extrusion process slurry to the movement at coating head;?
There is connecting rod in the interior extruding trough floor outer surface, and makes the connecting rod close to the interior hinged end for squeezing slot;The interior extruding slot
Two side wall panels on have the mounting hole of positioning pin respectively.
4. the coating unit of solid rocket motor grain restricting as described in claim 1, which is characterized in that the extruding
Bar is made of pressing plate and two hinge bars, and the root of the hinge bar is the brace extended out, by the brace make two it is hinged
Spacing between bar is identical as the distance between the outer extruding slot two side wall panels outer surface;There is U-lag in one end of the pressing plate
The opening of shape;The root of the hinge bar is located at the U-lag notch two sides, and makes hinge bar from the U-lag notch to U-lag slot
Bottom direction extends;The angle of each hinge bar and the clamp surface is 45 °;The width of the U-lag must meet the pressure ram and hand
The cooperation of handle.
5. the coating unit of solid rocket motor grain restricting as described in claim 1, which is characterized in that described in assembly
When pressure ram, the U-lag of pressure ram pressing plate is installed on to the upper surface of the handle, and make the clamp surface and handle surfaces it
Between have 30 ° of angle;Extrusion handle positioning pin is penetrated to the pin on pressing plate and the mounting hole and handle of hinge bar bending place simultaneously
It is in shaft mounting hole, the pressure ram and handle is hinged.
6. the coating unit of solid rocket motor grain restricting as claimed in claim 4, which is characterized in that described two hinges
Extension bar is bent to form in U-lag notch;There is the mounting hole of extrusion handle positioning pin in bending place.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN2018102115807 | 2018-03-15 | ||
CN201810211580 | 2018-03-15 |
Publications (2)
Publication Number | Publication Date |
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CN108816683A true CN108816683A (en) | 2018-11-16 |
CN108816683B CN108816683B (en) | 2022-05-17 |
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ID=64135108
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Application Number | Title | Priority Date | Filing Date |
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CN201810705612.9A Active CN108816683B (en) | 2018-03-15 | 2018-07-02 | Coating device for explosive column combustion-limiting layer of solid rocket engine |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1002315A (en) * | 1962-08-29 | 1965-08-25 | Donald Chipperfield | Improvements in or relating to a paste dispenser |
CN1407937A (en) * | 1999-12-07 | 2003-04-02 | 英特康荷兰公司 | Metering apparatus for emptying package containing viscous material |
JP2006248580A (en) * | 2005-03-11 | 2006-09-21 | Somei:Kk | Tube squeezing device |
US20100288297A1 (en) * | 2009-05-14 | 2010-11-18 | Ruth Stern | Applicator |
CN103447211A (en) * | 2013-08-15 | 2013-12-18 | 高密安耐橡胶有限公司 | Rubber injection gun |
CN205169209U (en) * | 2015-10-28 | 2016-04-20 | 赵承翼 | Toothpaste squeezing device |
CN105730799A (en) * | 2014-12-10 | 2016-07-06 | 宁波百仕高联合工业有限公司 | Glue squeezing device for tube-loaded glue |
-
2018
- 2018-07-02 CN CN201810705612.9A patent/CN108816683B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1002315A (en) * | 1962-08-29 | 1965-08-25 | Donald Chipperfield | Improvements in or relating to a paste dispenser |
CN1407937A (en) * | 1999-12-07 | 2003-04-02 | 英特康荷兰公司 | Metering apparatus for emptying package containing viscous material |
JP2006248580A (en) * | 2005-03-11 | 2006-09-21 | Somei:Kk | Tube squeezing device |
US20100288297A1 (en) * | 2009-05-14 | 2010-11-18 | Ruth Stern | Applicator |
CN103447211A (en) * | 2013-08-15 | 2013-12-18 | 高密安耐橡胶有限公司 | Rubber injection gun |
CN105730799A (en) * | 2014-12-10 | 2016-07-06 | 宁波百仕高联合工业有限公司 | Glue squeezing device for tube-loaded glue |
CN205169209U (en) * | 2015-10-28 | 2016-04-20 | 赵承翼 | Toothpaste squeezing device |
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