CN218084254U - Wave-absorbing edge sealing device for honeycomb sandwich plate - Google Patents

Wave-absorbing edge sealing device for honeycomb sandwich plate Download PDF

Info

Publication number
CN218084254U
CN218084254U CN202222358316.0U CN202222358316U CN218084254U CN 218084254 U CN218084254 U CN 218084254U CN 202222358316 U CN202222358316 U CN 202222358316U CN 218084254 U CN218084254 U CN 218084254U
Authority
CN
China
Prior art keywords
honeycomb sandwich
sandwich panel
ripples
cooling
wave
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.)
Active
Application number
CN202222358316.0U
Other languages
Chinese (zh)
Inventor
纵横
于东东
张志军
陈新洲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Zhongdun Special Equipment Co ltd
Original Assignee
Jiangsu Zhongdun Special Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Zhongdun Special Equipment Co ltd filed Critical Jiangsu Zhongdun Special Equipment Co ltd
Priority to CN202222358316.0U priority Critical patent/CN218084254U/en
Application granted granted Critical
Publication of CN218084254U publication Critical patent/CN218084254U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Basic Packing Technique (AREA)

Abstract

The utility model relates to an inhale banding technical field of ripples honeycomb sandwich panel, and disclose a inhale banding device of ripples honeycomb sandwich panel, including board, elevator motor, landing slab, the locating piece in the main part mechanism, heating mechanism includes triaxial cylinder, heat insulating board, head, heating rod, two axle cylinders, first heat insulating board, and cooling body is including cooling locating plate, miniature cold water machine. This inhale banding device of ripples honeycomb sandwich panel, to inhale the wave honeycomb sandwich panel and place the landing slab top, inhale ripples honeycomb sandwich panel rear side and draw close the locating piece, elevator motor drives the ripples honeycomb sandwich panel that inhales of landing slab top and reachs the heating position, triaxial cylinder and two axle cylinders drive the head clamp and tightly inhale ripples honeycomb sandwich panel, the heating rod heating carries out the banding, inhale ripples honeycomb sandwich panel through cooling tube and miniature cold water machine after finishing heating the banding and cool off, reach integrated into one piece's effect, make it when receiving the impact force that intensity is big, be difficult to warp and split.

Description

Wave-absorbing edge sealing device for honeycomb sandwich plate
Technical Field
The utility model relates to an inhale ripples honeycomb sandwich panel's banding technical field specifically is an inhale ripples honeycomb sandwich panel's banding device.
Background
The honeycomb material has the characteristics of light weight, high strength, temperature resistance, power resistance and the like, and is widely applied to the field of aviation, such as the positions of wall plates, wing surfaces, radar covers and the like of airplanes;
the existing wave-absorbing honeycomb sandwich plate adopts a seal buckle type edge sealing, when the existing wave-absorbing honeycomb sandwich plate is subjected to high-strength impact force, the seal is easy to deform and crack, and needs glue for bonding, so that the existing wave-absorbing honeycomb sandwich plate is very troublesome;
therefore, the edge sealing device for the wave-absorbing honeycomb sandwich plate is provided to solve the problems that a sealing strip is easy to deform and crack and needs glue for bonding when the existing sealing strip is subjected to high-strength impact force.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a inhale banding device of ripples honeycomb sandwich panel to solve the problem that proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a sealing device for a wave-absorbing honeycomb sandwich plate comprises a main body mechanism, wherein a heating mechanism and a cooling mechanism are fixedly connected above the main body mechanism;
the main mechanism comprises a machine table, a lifting motor is fixedly connected to the middle of the lower portion of the machine table, a platform plate is fixedly connected to the upper portion of the lifting motor, and a positioning block is fixedly connected to the upper portion of the machine table;
the heating mechanism comprises a supporting column, wherein a triaxial cylinder is respectively screwed above the supporting column, heat insulation plates are respectively screwed at the left end and the right end of the triaxial cylinder, end sockets are respectively screwed at the left end and the right end of each heat insulation plate, heating rods are respectively inserted into the end sockets, fixing plates are arranged at the front side and the rear side of the supporting column, a biaxial cylinder is respectively screwed above the fixing plates, and a first heat insulation plate is respectively screwed at the front side and the rear side of the biaxial cylinder;
the cooling mechanism comprises a supporting seat, a cooling positioning plate is fixedly connected to the lower portion of the supporting seat, a cooling pipe is fixedly connected to the inner portion of the cooling positioning plate, and a miniature water chiller is placed above the supporting seat.
Through will inhale ripples honeycomb sandwich panel and place in the landing slab top, then will inhale ripples honeycomb sandwich panel rear side and close locating piece front end surface, elevator motor drives the ripples honeycomb sandwich panel that inhales of landing slab top and reachs the heating position, triaxial cylinder and two axle cylinders drive heat insulating board and first heat insulating board inward movement, it presss from both sides tight ripples honeycomb sandwich panel to drive the head, then the heating rod heating carries out the banding, then inhale ripples honeycomb sandwich panel after finishing heating the banding through cooling tube and miniature cold water machine and cool off, reach integrated into one piece's effect, make it when receiving the impact force that intensity is big, be difficult to warp and split.
Preferably, a square hole is formed above the machine table, and the lifting motor is fixedly connected in the square hole formed above the machine table.
The quad slit has been seted up to the board top, and elevator motor fixed connection is in the quad slit that the board top was seted up, and elevator motor is inside to be prior art, drives the landing slab through elevator motor and reciprocates, will inhale ripples honeycomb sandwich panel and place in the landing slab top, the tight locating piece front end surface in backward top.
Preferably, there are two sets of the pillars, two sets of the triaxial cylinders, two sets of the heat insulating plates, four sets of the end sockets, four sets of the heating rods, four sets of the fixing plates, four sets of the biaxial cylinders, and two sets of the first heat insulating plates.
Two groups of supporting columns are arranged, two groups of three-axis cylinders are arranged, two groups of heat insulation plates are arranged, four groups of end sockets are arranged, four groups of heating rods are arranged, four groups of fixing plates are arranged, four groups of two-axis cylinders are arranged, two groups of first heat insulation plates are arranged, and the interiors of the heating rods, the three-axis cylinders and the two-axis cylinders are all in the prior art.
Preferably, wire passing holes are formed above the four groups of end sockets, and the four groups of end sockets are respectively connected to the left and right of the heat insulation plate and the front and back of the first heat insulation plate through screws.
Wire holes are formed above the four sealing heads, the four sealing heads are respectively connected to the left and right of the heat insulation plate and the front and back of the first heat insulation plate through screws, the heat insulation plate and the first heat insulation plate are driven to move inwards through the three-axis cylinder and the two-axis cylinder, then the sealing heads are driven to clamp the wave-absorbing honeycomb sandwich plate, and then heating and edge sealing are carried out.
Preferably, the front ends and the rear ends of the two groups of two-axis cylinders are connected with a group of first heat insulation plates, and the four groups of fixing plates and the two groups of pillars are fixedly connected above the machine table.
A set of first heat insulating board is connected to two sets of two-axis cylinders front and back end, and four group's fixed plates and two sets of pillar fixed connection are in the board top, drive inhaling on the landing deck and inhale ripples honeycomb sandwich panel rebound through elevator motor, then drive the head through triaxial cylinder and two-axis cylinder and press from both sides tight ripples honeycomb sandwich panel of inhaling, and heat insulating board and first heat insulating board can prevent that the too high machine temperature from leading to damaging.
Preferably, the supporting seat is fixedly connected above the machine table, a water channel groove is formed in the cooling positioning plate, and the cooling pipe is connected with the miniature water chiller.
Supporting seat fixed connection has been in the board top, and the inside water route groove of having seted up of cooling locating plate, cooling tube and miniature cold water machine interconnect, and miniature cold water machine is inside for prior art, cools off the ripples honeycomb sandwich panel that inhales after finishing heating banding through cooling tube and miniature cold water machine, conveniently inhales taking out of ripples honeycomb sandwich panel, reaches convenient effect.
Preferably, the size of the platform plate and the size of the cooling positioning plate are not larger than that of the wave-absorbing honeycomb sandwich plate, and the heating mechanism is positioned between the cooling mechanism and the main body mechanism.
Landing slab and cooling locating plate size are not more than and inhale ripples honeycomb sandwich panel, and heating mechanism is located in the middle of cooling body and the main part mechanism, makes things convenient for the head clamp to get fixed ripples honeycomb sandwich panel of inhaling, then in the heating banding, cools off it fast, then conveniently takes out.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
first, the utility model discloses a to inhale ripples honeycomb sandwich panel places in the landing slab top, then will inhale ripples honeycomb sandwich panel rear side and block the locating piece front end surface tightly, elevator motor drives the ripples honeycomb sandwich panel of inhaling of landing slab top and reachs the heating position, triaxial cylinder and two axle cylinders drive heat insulating board and first heat insulating board inward shift, it presss from both sides tight ripples honeycomb sandwich panel to drive the head clamp, then the heating rod heating carries out the banding, then inhale ripples honeycomb sandwich panel and cool off after finishing heating the banding through cooling tube and miniature cold water machine, reach integrated into one piece's effect, make it when receiving the impact force that intensity is big, be difficult to warp and split.
Second, the utility model discloses a supporting seat fixed connection is in the board top, and the inside water route groove of having seted up of cooling locating plate, cooling tube and miniature cold water machine interconnect, the inside prior art that is of miniature cold water machine cools off the ripples honeycomb sandwich panel that inhales after finishing to the heating banding through cooling tube and miniature cold water machine, conveniently inhales taking out of ripples honeycomb sandwich panel, reaches convenient effect.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the back structure of the present invention;
FIG. 3 is a bottom structure diagram of the present invention;
fig. 4 is a schematic sectional view of the present invention.
Wherein: 1. a main body mechanism; 101. a machine platform; 102. a lifting motor; 103. a platform plate; 104. positioning a block; 2. a heating mechanism; 201. a support post; 202. a three-axis cylinder; 203. a heat insulation plate; 204. sealing the end; 205. heating a rod; 206. a fixing plate; 207. a biaxial cylinder; 208. a first heat insulation plate; 3. a cooling mechanism; 301. a supporting seat; 302. cooling the positioning plate; 303. a cooling tube; 304. a micro water cooler.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, a device for sealing edges of a wave-absorbing honeycomb sandwich plate comprises a main body mechanism 1, wherein a heating mechanism 2 and a cooling mechanism 3 are fixedly connected above the main body mechanism 1;
the main body mechanism 1 comprises a machine table 101, a lifting motor 102 is fixedly connected to the middle part below the machine table 101, a platform plate 103 is fixedly connected to the upper part of the lifting motor 102, and a positioning block 104 is fixedly connected to the upper part of the machine table 101;
the heating mechanism 2 comprises a support column 201, a three-axis cylinder 202 is respectively screwed above the support column 201, heat insulation plates 203 are respectively screwed at the left end and the right end of the three-axis cylinder 202, end sockets 204 are respectively screwed at the left end and the right end of the heat insulation plates 203, heating rods 205 are respectively inserted into the end sockets 204, fixing plates 206 are arranged at the front side and the rear side of the support column 201, a two-axis cylinder 207 is respectively screwed above the fixing plates 206, and a first heat insulation plate 208 is respectively screwed at the front side and the rear side of the two-axis cylinder 207;
cooling body 3 includes supporting seat 301, supporting seat 301 below fixedly connected with cooling locating plate 302, the inside fixedly connected with cooling tube 303 of cooling locating plate 302, and miniature cold water machine 304 has been placed to supporting seat 301 top.
Through the technical scheme, place in landing slab 103 top through inhaling ripples honeycomb sandwich panel, then will inhale ripples honeycomb sandwich panel rear side hug closely locating piece 104 front end surface, elevator motor 102 drives the ripples honeycomb sandwich panel that inhales above landing slab 103 and reachs the heating position, triaxial cylinder 202 and two-axis cylinder 207 drive heat insulating board 203 and first heat insulating board 208 rebound, it presss from both sides tight ripples honeycomb sandwich panel to drive head 204 clamp, then heating rod 205 heating carries out the banding, then cooling through cooling tube 303 and miniature cold water machine 304 the ripples honeycomb sandwich panel that inhales after finishing to the heating banding, reach integrated into one piece's effect, make it when receiving the impact force that intensity is big, be difficult to warp and split.
Specifically, a square hole is formed above the machine table 101, and the lifting motor 102 is fixedly connected in the square hole formed above the machine table 101.
Through the technical scheme, a square hole is formed above the machine table 101, the lifting motor 102 is fixedly connected in the square hole formed above the machine table 101, the lifting motor 102 is internally provided with the prior art, the platform plate 103 is driven to move up and down through the lifting motor 102, the wave-absorbing honeycomb sandwich plate is placed above the platform plate 103, and the outer surface of the front end of the positioning block 104 is tightly pushed backwards.
Specifically, there are two sets of the support columns 201, two sets of the three-axis cylinders 202, two sets of the heat insulating plates 203, four sets of the end sockets 204, four sets of the heating rods 205, four sets of the fixing plates 206, four sets of the two-axis cylinders 207, and two sets of the first heat insulating plates 208.
Through the technical scheme, two groups of supporting columns 201 are provided, two groups of three-axis cylinders 202 are provided, two groups of heat insulation plates 203 are provided, four groups of end sockets 204 are provided, four groups of heating rods 205 are provided, four groups of fixing plates 206 are provided, four groups of two-axis cylinders 207 are provided, two groups of first heat insulation plates 208 are provided, and the interiors of the heating rods 205, the three-axis cylinders 202 and the two-axis cylinders 207 are all the prior art.
Specifically, wire through holes are formed above the four groups of end sockets 204, and the four groups of end sockets 204 are respectively screwed on the left and right of the heat insulation plate 203 and on the front and back of the first heat insulation plate 208.
Through the technical scheme, the wire passing holes are formed above the four groups of end sockets 204, the four groups of end sockets 204 are respectively connected to the left and right sides of the heat insulation plates 203 and the front and back of the first heat insulation plates 208 through screws, the heat insulation plates 203 and the first heat insulation plates 208 are driven to move inwards through the three-axis cylinder 202 and the two-axis cylinder 207, then the end sockets 204 are driven to clamp the wave-absorbing honeycomb sandwich plate, and then heating and edge sealing are performed.
Specifically, the front and rear ends of two sets of two-axis cylinders 207 are connected to a set of first heat insulation plates 208, and four sets of fixing plates 206 and two sets of pillars 201 are fixedly connected above the machine platform 101.
Through the technical scheme, a set of first heat insulating board 208 is connected to two sets of two-axis cylinders 207 front and back ends, four group's fixed plates 206 and two sets of pillar 201 fixed connection are in the board 101 top, drive the honeycomb sandwich panel rebound of inhaling on the platform board 103 through elevator motor 102, then drive head 204 through triaxial cylinder 202 and two-axis cylinder 207 and press from both sides tight honeycomb sandwich panel of inhaling, and heat insulating board 203 and first heat insulating board 208 can prevent that the machine high temperature from leading to the damage.
Specifically, supporting seat 301 fixed connection is in the top of board 101, and cooling locating plate 302 is inside to be seted up the water route groove, cooling tube 303 and miniature cold water machine 304 interconnect.
Through above-mentioned technical scheme, supporting seat 301 fixed connection is in board 101 top, and the inside water route groove of having seted up of cooling locating plate 302, cooling tube 303 and miniature cold water machine 304 interconnect, the inside prior art that is of miniature cold water machine 304, cool off the ripples honeycomb sandwich panel of inhaling after finishing to the heating banding through cooling tube 303 and miniature cold water machine 304, conveniently inhale taking out of ripples honeycomb sandwich panel, reach convenient effect.
Specifically, the size of the platform plate 103 and the size of the cooling positioning plate 302 are not larger than that of the wave-absorbing honeycomb sandwich plate, and the heating mechanism 2 is positioned between the cooling mechanism 3 and the main body mechanism 1.
Through above-mentioned technical scheme, platform board 103 and cooling positioning plate 302 size are not more than inhale ripples honeycomb sandwich panel, and heating mechanism 2 is located in the middle of cooling body 3 and the main part mechanism 1, makes things convenient for head 204 clamp to get the fixed ripples honeycomb sandwich panel that inhales, then when the heating banding, cools off it fast, then conveniently takes out.
When using, place in landing slab 103 top through will inhaling ripples honeycomb sandwich panel, then will inhale ripples honeycomb sandwich panel rear side and close locating piece 104 front end surface, elevator motor 102 drives the ripples honeycomb sandwich panel that inhales above landing slab 103 and reachs the heating position, triaxial cylinder 202 and two-axis cylinder 207 drive heat insulating board 203 and first heat insulating board 208 inward movement, it presss from both sides tightly and inhales ripples honeycomb sandwich panel to drive head 204, then heating rod 205 heats and carries out the banding, then cool off the ripples honeycomb sandwich panel of inhaling after finishing heating the banding through cooling tube 303 and miniature cold water machine 304, reach integrated into one piece's effect, make it when receiving the impact force that intensity is big, be difficult to warp and split.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a banding device of ripples honeycomb sandwich panel absorbs wave, includes main part mechanism (1), its characterized in that: a heating mechanism (2) and a cooling mechanism (3) are fixedly connected above the main mechanism (1);
the main body mechanism (1) comprises a machine table (101), a lifting motor (102) is fixedly connected to the middle of the lower portion of the machine table (101), a platform plate (103) is fixedly connected to the upper portion of the lifting motor (102), and a positioning block (104) is fixedly connected to the upper portion of the machine table (101);
the heating mechanism (2) comprises a support column (201), a three-axis cylinder (202) is respectively screwed above the support column (201), heat insulation plates (203) are respectively screwed at the left end and the right end of the three-axis cylinder (202), end sockets (204) are respectively screwed at the left end and the right end of the heat insulation plates (203), heating rods (205) are respectively inserted into the end sockets (204), fixing plates (206) are arranged at the front side and the rear side of the support column (201), a two-axis cylinder (207) is respectively screwed above the fixing plates (206), and a first heat insulation plate (208) is respectively screwed at the front side and the rear side of the two-axis cylinder (207);
cooling body (3) include supporting seat (301), supporting seat (301) below fixedly connected with cooling locating plate (302), inside fixedly connected with cooling tube (303) of cooling locating plate (302), miniature cold water machine (304) have been placed to supporting seat (301) top.
2. The edge banding device for the wave-absorbing honeycomb sandwich plate according to claim 1, characterized in that: a square hole is formed in the upper portion of the machine table (101), and the lifting motor (102) is fixedly connected in the square hole formed in the upper portion of the machine table (101).
3. The edge banding device for the wave-absorbing honeycomb sandwich plate according to claim 1, characterized in that: there are two sets of the support columns (201), two sets of the three-axis cylinders (202), two sets of the heat insulation plates (203), four sets of the end sockets (204), four sets of the heating rods (205), four sets of the fixing plates (206), four sets of the two-axis cylinders (207), and two sets of the first heat insulation plates (208).
4. The edge banding device for the wave-absorbing honeycomb sandwich plate according to claim 3, characterized in that: wire passing holes are formed above the four groups of end sockets (204), and the four groups of end sockets (204) are respectively connected to the left and right of the heat insulation plate (203) and the front and back of the first heat insulation plate (208) through screws.
5. The edge banding device for the wave-absorbing honeycomb sandwich plate according to claim 3, characterized in that: the front end and the rear end of the two groups of biaxial cylinders (207) are connected with a group of first heat insulation plates (208), and the four groups of fixing plates (206) and the two groups of pillars (201) are fixedly connected above the machine table (101).
6. The edge banding device for the wave-absorbing honeycomb sandwich plate according to claim 1, characterized in that: the supporting seat (301) is fixedly connected above the machine table (101), a water channel groove is formed in the cooling positioning plate (302), and the cooling pipe (303) is connected with the micro water cooler (304) mutually.
7. The edge sealing device for the wave-absorbing honeycomb sandwich plate according to claim 1, characterized in that: the size of the platform plate (103) and the size of the cooling positioning plate (302) are not larger than that of the wave-absorbing honeycomb sandwich plate, and the heating mechanism (2) is positioned between the cooling mechanism (3) and the main body mechanism (1).
CN202222358316.0U 2022-09-06 2022-09-06 Wave-absorbing edge sealing device for honeycomb sandwich plate Active CN218084254U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222358316.0U CN218084254U (en) 2022-09-06 2022-09-06 Wave-absorbing edge sealing device for honeycomb sandwich plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222358316.0U CN218084254U (en) 2022-09-06 2022-09-06 Wave-absorbing edge sealing device for honeycomb sandwich plate

Publications (1)

Publication Number Publication Date
CN218084254U true CN218084254U (en) 2022-12-20

Family

ID=84452256

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222358316.0U Active CN218084254U (en) 2022-09-06 2022-09-06 Wave-absorbing edge sealing device for honeycomb sandwich plate

Country Status (1)

Country Link
CN (1) CN218084254U (en)

Similar Documents

Publication Publication Date Title
CN201931262U (en) Interference press-in device for mounting automobile luggage rack
CN216781624U (en) Assembly fixture for wall plate at rear upper part of rear fuselage of airplane
CN111430771B (en) Automatic ultrasonic welding of lithium cell and integrative equipment of pad pasting
DE20302045U1 (en) Photovoltaic module comprises two pre-stressed glass panes, two plastic foils and solar cells joined to one another by soldering strips
CN218084254U (en) Wave-absorbing edge sealing device for honeycomb sandwich plate
CN108527972A (en) A kind of aluminium honeycomb composite plate and the method for producing aluminium honeycomb composite plate
CN211200856U (en) Quick detach formula building curtain
GB2339168A (en) Use of a structure as a heat collector and a heat insulator
CN204807855U (en) Semi -automatic polaroid stripping off device
CN217213377U (en) Double-screen liquid crystal display screen integrated fitting jig
CN217325995U (en) Glass curtain wall steel structure easy to install
CN220946758U (en) Board extrusion bonding equipment for door pocket production
CN220594053U (en) EVA sheet embossing tool
CN108724892B (en) Improved laminating device
CN218433730U (en) Support positioning tool and produce device
CN215296504U (en) High power laser instrument temperature test equipment with heat radiation structure
CN105252656B (en) Movable sticking bar support
CN214871288U (en) Annular air cooling device for plywood
CN210234063U (en) Precision carbon fiber panel for medical radioactive examination equipment
CN211416338U (en) Hollow plastic plate welding machine
CN218197341U (en) Honeycomb aluminum plate for motor car convenient to pad pasting
CN214270671U (en) Horizontal splicing equipment for simultaneously splicing multiple quartz glass plates
CN210548579U (en) Clamping auxiliary equipment for production and processing of heat-insulating layer of building assembly
CN219390257U (en) Plywood cooling device
CN212354900U (en) Movable laboratory folding carriage body

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant