CN217765941U - Detection equipment based on coating production - Google Patents
Detection equipment based on coating production Download PDFInfo
- Publication number
- CN217765941U CN217765941U CN202220165333.XU CN202220165333U CN217765941U CN 217765941 U CN217765941 U CN 217765941U CN 202220165333 U CN202220165333 U CN 202220165333U CN 217765941 U CN217765941 U CN 217765941U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- piston
- box
- piston box
- plate
- 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
Links
Images
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model discloses a check out test set based on coating production belongs to coating production and detects technical field, including bottom plate, removal subassembly and fixed subassembly, the top opposite side fixedly connected with fixed plate of bottom plate, one side fixedly connected with fixed block at the relative bottom plate center of fixed plate. The utility model discloses in, the manual operation rocker makes the turning handle drive the lead screw and rotates, make the guide rail drive sliding plate and viscosity detector reciprocate and detect, the lead screw drives the cam and rotates and compress first spring, make the gas of second piston case one side carry to the gasbag through second air-out pipeline and second connecting tube, the section of thick bamboo wall of treating the detection presss from both sides tightly fixedly, when piston rod and piston carry out reciprocating motion in the inside of first piston case, make gaseous temperature rise fast, the first air-out pipeline of rethread and first connecting tube are carried to pressing from both sides tight piece in, make and press from both sides tight piece and carry out the boosting to the section of thick bamboo wall when pressing from both sides tightly.
Description
Technical Field
The utility model belongs to the technical field of the coating production detects, especially, relate to a check out test set based on coating production.
Background
The coating can be divided into four types, namely water-based coating, solvent-based coating, powder coating and high-solid coating according to the form, construction method, construction process, function and application of the coating, and in order to ensure the delivery quality of the coating, the color, appearance, viscosity, specific gravity, covering power, drying time, nonvolatile content, adhesive force and the like of the coating need to be detected before delivery.
Chinese patent net discloses (CN 212904371U) a multipoint viscosity testing device special for paint processing, the utility model relates to a check out test set technical field is used in paint production, and discloses a multipoint viscosity testing device special for paint processing, the on-line screen storage device comprises a base, the top rear side central point of base puts fixed mounting has the cylinder, cylinder top fixed mounting has the roof, cylinder and roof pass through a fixing bolt fixed connection, install the gasket between fixing bolt one and the roof, the place ahead bottom side fixed mounting of roof has the fixed block, but the device is when placing the storage bucket of scribbling and examining the bench, receives the exogenic action easily or when rotatory viscosity detector, makes the section of thick bamboo wall that is equipped with the coating produce and removes, causes the influence to its detection precision and monitor, and examines time measuring the viscosity to the coating, because the temperature runs off, makes the lower condition of coating appear viscosity easily, causes the influence to its detection precision, adopts the electrical heating mode to carry out the auxiliary heating now often to the coating in the testing process, increases its economic cost, needs certain improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an: the detection equipment based on paint production is provided in order to solve the problems that when the viscosity of paint is detected by the existing detection equipment for paint production, the cylinder wall filled with the paint is easy to move under the action of an external force or a rotary viscosity detector, the detection precision and the monitor are influenced, and when the viscosity of the paint is detected, the paint is easy to have the condition of low viscosity due to temperature loss, the detection precision is influenced, the paint is usually heated in an auxiliary manner in the detection process, and the economic cost is increased.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a detection device based on paint production comprises a bottom plate, a moving assembly and a fixing assembly, wherein an L-shaped plate is fixedly connected to one side of the top of the moving assembly, a first piston box is fixedly connected to one side of the top of the moving assembly, a second piston box is fixedly connected to the other side of the top of the moving assembly, the moving assembly is arranged on one side of the top of the bottom plate, a fixing plate is fixedly connected to the other side of the top of the bottom plate, a fixing block is fixedly connected to one side, opposite to the center of the bottom plate, of the fixing plate, and a fixing assembly is fixedly connected to one side, away from the fixing plate, of the fixing block;
the moving assembly comprises a fixed box, a lead screw is rotatably connected inside the fixed box, a rotating handle is fixedly connected to the top end of the lead screw after sequentially penetrating through the fixed box and an L-shaped plate, a rocker is fixedly connected to the top of the rotating handle, a cam is fixedly sleeved on the top of the lead screw and arranged below the L-shaped plate, a guide rail is in threaded connection with the lead screw and arranged on the inner side of the fixed box, a sliding plate is fixedly connected to one side of the guide rail, the sliding plate is in sliding connection with the fixed box, and a viscosity detector is fixedly connected to one side of the bottom of the sliding plate;
the fixed subassembly is including the installation piece, the inside of installation piece is linear distribution and has a plurality of second springs, one side fixedly connected with gasbag that the second spring deviates from the installation piece, one side that the gasbag deviates from the second spring is provided with and presss from both sides tight piece, the inside of pressing from both sides tight piece sets up to the cavity formula, gasbag and the equal sliding connection of the tight piece of clamp are in the inside of installation piece.
As a further description of the above technical solution:
the bottom four corners of the bottom plate are fixedly connected with support columns, the bottom of each support column is fixedly connected with a base, and a plurality of threaded holes are formed in the bases.
As a further description of the above technical solution:
the equal sliding connection in inside both sides of guide rail has the gag lever post, gag lever post fixed connection is in the inside of fixed case.
As a further description of the above technical solution:
the equal a plurality of first springs of fixedly connected with in one side at first piston box and the relative fixed case center of second piston box, first spring deviates from one side fixedly connected with riser of first piston box and second piston box, one side fixedly connected with piston rod of the relative first spring of riser, the one end that the piston rod deviates from the riser extends to the inside fixedly connected with piston of first piston box and second piston box, just piston rod sliding connection is on first piston box and second piston box.
As a further description of the above technical solution:
the inside one side fixedly connected with heat-conducting plate of first piston case, one side intercommunication that first piston case is close to the heat-conducting plate has the second connecting tube, the one end that the second connecting tube deviates from first piston case communicates with each other and has first three-way valve, the both sides of first three-way valve all communicate and have first connecting tube, the one end that first connecting tube deviates from first three-way valve is linked together with pressing from both sides tight piece respectively.
As a further description of the above technical solution:
one side of second piston case communicates respectively has first intake stack and second intake stack, one side intercommunication that the second piston case deviates from first intake stack and second intake stack has first air-out pipeline and second air-out pipeline, the one end that first air-out pipeline deviates from the second piston case is linked together with first piston case, the position department that is close to the second piston case on first intake stack, second intake stack, first air-out pipeline and the second air-out pipeline all is provided with the check valve.
As a further description of the above technical solution:
the one end that the second air-out pipeline deviates from the second piston case communicates with each other there is the second three-way valve, the both ends of second three-way valve all communicate with each other there is the third connecting tube, the one end that the third connecting tube deviates from the second three-way valve is linked together with the gasbag respectively, first connecting tube and third connecting tube all set up to the hose.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the bottom plate that sets up, the fixed box, the lead screw, the guide rail, the gag lever post, the turning handle, sliding plate and viscosity detector, to detect the head and install on the viscosity detector, the manually operation rocker makes the turning handle produce the rotation, it rotates to drive the lead screw, convert the turning force into reciprocating motion through the guide rail, make the guide rail drive sliding plate and viscosity detector reciprocate, make the detection head on the viscosity detector contact with coating, be convenient for carry out short-term test to the viscosity of coating, in order to cause the influence with the performance to coating.
2. The utility model discloses in, through the cam that sets up, the second piston case, a first spring, a vertical plate, a piston rod, a piston, press from both sides tight piece, gasbag and second connecting tube, when the lead screw carries out the pivoted, make the cam produce the rotation, constantly drive the riser at its pivoted in-process and remove, compress first spring, the gas that makes second piston case one side passes through the second air-out pipeline, second three-way valve and second connecting tube carry to the gasbag in, make the gasbag drive press from both sides tight piece and remove to bottom plate center direction, the section of thick bamboo wall of treating the detection presss from both sides tightly fixedly, with prevent to receive the turning force of measuring head or receive exogenic action in viscosity detector testing process, make section of thick bamboo wall produce the removal, cause the influence to viscosity detector's use and detection precision.
3. The utility model discloses in, through the cam that sets up that passes through of setting up, first piston box, first spring, the riser, the piston rod, the piston, press from both sides tight piece, the heat-conducting plate, first air-out pipeline and first connecting tube, make the cam produce the rotation under the effect of lead screw, constantly compress first spring, make piston rod and piston carry out reciprocating motion at first piston box, make its continuous gas to first piston box one side compress, convert the mechanical energy of its first piston box inside piston rod and piston into internal energy, constantly do work to the gas of first piston box inside, thereby make gaseous temperature rise fast, the heat-conducting plate absorbs its heat, under the effect of first air-out pipeline, carry the air of second piston box to between heat-conducting plate and the first piston box, carry the high-temperature gas of first piston box one side to pressing from both sides tight piece through first connecting tube, make pressing from both sides tight piece and carry out the auxiliary heating to the section of thick bamboo wall when pressing from both sides tightly, because the temperature runs off in case, cause viscosity to be lower, influence the detection precision of viscosity detector.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of a detection device based on paint production provided by the present invention;
fig. 2 is a schematic structural diagram of a moving assembly in a detection device based on paint production according to the present invention;
fig. 3 is the utility model provides a structural schematic of fixed subassembly in check out test set based on paint produce.
Illustration of the drawings:
1. a base plate; 2. a moving assembly; 201. a fixed box; 202. a screw rod; 203. a guide rail; 204. A limiting rod; 205. a handle is rotated; 206. a cam; 3. an L-shaped plate; 4. a sliding plate; 5. a viscosity detector; 6. a first piston case; 7. a second piston case; 8. a first spring; 9. a vertical plate; 10. a piston rod; 11. a piston; 12. a fixing plate; 13. a fixed block; 14. a fixing assembly; 1401. mounting blocks; 1402. a second spring; 1403. an air bag; 1404. a clamping block; 15. A heat conducting plate.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a detection device based on paint production comprises a bottom plate 1, a moving assembly 2 and a fixing assembly 14, wherein one side of the top of the moving assembly 2 is fixedly connected with an L-shaped plate 3, one side of the top of the moving assembly 2 is fixedly connected with a first piston box 6, the other side of the top of the moving assembly 2 is fixedly connected with a second piston box 7, the moving assembly 2 is arranged on one side of the top of the bottom plate 1, the other side of the top of the bottom plate 1 is fixedly connected with a fixing plate 12, one side of the fixing plate 12, opposite to the center of the bottom plate 1, is fixedly connected with a fixing block 13, and one side of the fixing block 13, opposite to the fixing plate 12, is fixedly connected with the fixing assembly 14;
the movable assembly 2 comprises a fixed box 201, a screw rod 202 is rotatably connected inside the fixed box 201, a rotating handle 205 is fixedly connected to the top end of the screw rod 202 after sequentially penetrating through the fixed box 201 and the L-shaped plate 3, a rocker is fixedly connected to the top of the rotating handle 205, a cam 206 is fixedly sleeved on the top of the screw rod 202, the cam 206 is arranged below the L-shaped plate 3, a guide rail 203 is connected to the screw rod 202 in a threaded manner, the guide rail 203 is arranged on the inner side of the fixed box 201, a sliding plate 4 is fixedly connected to one side of the guide rail 203, the sliding plate 4 is slidably connected to the fixed box 201, and a viscosity detector 5 is fixedly connected to one side of the bottom of the sliding plate 4;
the fixing assembly 14 comprises a mounting block 1401, a plurality of second springs 1402 are linearly distributed in the mounting block 1401, an air bag 1403 is fixedly connected to one side, away from the mounting block 1401, of each second spring 1402, a clamping block 1404 is arranged on one side, away from the second springs 1402, of each air bag 1403, the inside of each clamping block 1404 is hollow, and the air bags 1403 and the clamping blocks 1404 are both connected in the mounting block 1401 in a sliding mode.
As shown in fig. 1, the bottom four corners of the bottom plate 1 are fixedly connected with supporting columns, the bottom of each supporting column is fixedly connected with a base, and a plurality of threaded holes are formed in the base.
As shown in fig. 2, both sides of the inside of the guide rail 203 are slidably connected with a limiting rod 204, and the limiting rod 204 is fixedly connected inside the fixing box 201.
As shown in fig. 1 to 3, a plurality of first springs 8 are fixedly connected to one sides of the first piston box 6 and the second piston box 7 relative to the center of the fixing box 201, a vertical plate 9 is fixedly connected to one side of the first spring 8 deviating from the first piston box 6 and the second piston box 7, a piston rod 10 is fixedly connected to one side of the vertical plate 9 relative to the first spring 8, one end of the piston rod 10 deviating from the vertical plate 9 extends to a piston 11 fixedly connected to the inside of the first piston box 6 and the second piston box 7, and the piston rod 10 is slidably connected to the first piston box 6 and the second piston box 7.
As shown in fig. 1-3, a heat-conducting plate 15 is fixedly connected to one side of the interior of the first piston box 6, a second connecting pipe is communicated with one side of the first piston box 6 close to the heat-conducting plate 15, a first three-way valve is communicated with one end of the second connecting pipe departing from the first piston box 6, first connecting pipes are communicated with two sides of the first three-way valve, and one ends of the first connecting pipes departing from the first three-way valve are respectively communicated with the clamping blocks 1404.
As shown in fig. 1 to 3, one side of the second piston box 7 is respectively communicated with a first air inlet duct and a second air inlet duct, one side of the second piston box 7, which is away from the first air inlet duct and the second air inlet duct, is communicated with a first air outlet duct and a second air outlet duct, one end of the first air outlet duct, which is away from the second piston box 7, is communicated with the first piston box 6, and positions, which are close to the second piston box 7, on the first air inlet duct, the second air inlet duct, the first air outlet duct and the second air outlet duct are respectively provided with a check valve.
As shown in fig. 1 to 3, a second three-way valve is communicated with one end of the second air outlet pipe departing from the second piston box 7, both ends of the second three-way valve are communicated with third connecting pipes, one end of the third connecting pipes departing from the second three-way valve is respectively communicated with the air bag 1403, and the first connecting pipe and the third connecting pipes are both set as hoses.
The working principle is as follows: when the device is used, the device is placed at a proper place, the detection head is installed on the viscosity detector 5, the rocker is manually operated to enable the rotating handle 205 to drive the screw rod 202 to rotate, the guide rail 203 drives the sliding plate 4 and the viscosity detector 5 to move up and down, the detection head on the viscosity detector 5 is in contact with paint, the viscosity of the paint is detected, the screw rod 202 rotates and simultaneously enables the cam 206 to rotate, the vertical plate 9 is continuously driven to move in the rotating process, the first spring 8 is compressed, gas on one side of the second piston box 7 passes through the second air outlet pipeline, the second three-way valve and the second connecting pipeline are conveyed into the air bag 1403, the air bag 1403 drives the clamping block 1404 to move towards the center of the bottom plate 1, the cylinder wall to be detected is clamped and fixed, when the piston rod 10 and the piston 11 reciprocate in the first piston box 6, the gas inside the first piston box 6 continuously does work, the mechanical energy inside of the clamping block inside the first piston box 6 is converted into internal energy, so that the temperature of the gas is quickly increased, the heat conducting plate 15 absorbs heat of the heat conducting plate, the first connecting pipe and the viscosity detector 1404 heats the paint, and the auxiliary connecting pipe, and the temperature of the paint is reduced when the paint is conveyed into the cylinder wall 1404, and the auxiliary connecting pipe, and the cylinder wall, and the temperature of the cylinder wall is reduced.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (7)
1. The detection equipment based on paint production comprises a bottom plate (1), a moving assembly (2) and a fixing assembly (14), and is characterized in that one side of the top of the moving assembly (2) is fixedly connected with an L-shaped plate (3), one side of the top of the moving assembly (2) is fixedly connected with a first piston box (6), the other side of the top of the moving assembly (2) is fixedly connected with a second piston box (7), the moving assembly (2) is arranged on one side of the top of the bottom plate (1), the other side of the top of the bottom plate (1) is fixedly connected with a fixing plate (12), one side of the fixing plate (12) opposite to the center of the bottom plate (1) is fixedly connected with a fixing block (13), and one side of the fixing block (13) opposite to the fixing plate (12) is fixedly connected with the fixing assembly (14);
the moving assembly (2) comprises a fixed box (201), a screw rod (202) is rotatably connected inside the fixed box (201), the top end of the screw rod (202) sequentially penetrates through the fixed box (201) and an L-shaped plate (3) and then is fixedly connected with a rotating handle (205), a rocker is fixedly connected to the top of the rotating handle (205), a cam (206) is fixedly sleeved on the top of the screw rod (202), the cam (206) is arranged below the L-shaped plate (3), a guide rail (203) is in threaded connection with the screw rod (202), the guide rail (203) is arranged on the inner side of the fixed box (201), a sliding plate (4) is fixedly connected to one side of the guide rail (203), the sliding plate (4) is in sliding connection with the fixed box (201), and a viscosity detector (5) is fixedly connected to one side of the bottom of the sliding plate (4);
the fixed assembly (14) comprises a mounting block (1401), a plurality of second springs (1402) are linearly distributed in the mounting block (1401), one side, deviating from the mounting block (1401), of each second spring (1402) is fixedly connected with an air bag (1403), one side, deviating from the second springs (1402), of each air bag (1403) is provided with a clamping block (1404), the inside of each clamping block (1404) is hollow, and the air bags (1403) and the clamping blocks (1404) are both connected in the mounting block (1401) in a sliding mode.
2. The detection equipment based on paint production according to claim 1, wherein four corners of the bottom plate (1) are fixedly connected with support columns, the bottoms of the support columns are fixedly connected with bases, and a plurality of threaded holes are formed in the bases.
3. The paint production-based detection device according to claim 1, wherein limiting rods (204) are slidably connected to two sides of the inside of the guide rail (203), and the limiting rods (204) are fixedly connected to the inside of the fixed box (201).
4. The paint production-based detection device according to claim 1, wherein the first piston box (6) and the second piston box (7) are relatively fixed to one side of the center of the box (201) and are fixedly connected with a plurality of first springs (8), the first springs (8) are separated from one sides of the first piston box (6) and the second piston box (7) and are fixedly connected with vertical plates (9), the vertical plates (9) are fixedly connected with piston rods (10) relative to one sides of the first springs (8), one ends of the piston rods (10) separated from the vertical plates (9) extend to the first piston box (6) and the second piston box (7) and are fixedly connected with pistons (11), and the piston rods (10) are slidably connected to the first piston box (6) and the second piston box (7).
5. The paint production-based detection device according to claim 4, wherein a heat conducting plate (15) is fixedly connected to one side of the interior of the first piston box (6), a second connecting pipeline is communicated with one side of the first piston box (6) close to the heat conducting plate (15), a first three-way valve is communicated with one end of the second connecting pipeline, which is far away from the first piston box (6), and first connecting pipelines are communicated with two sides of the first three-way valve, and one ends of the first connecting pipelines, which are far away from the first three-way valve, are respectively communicated with the clamping blocks (1404).
6. The paint production-based detection device according to claim 5, wherein one side of the second piston box (7) is communicated with a first air inlet pipeline and a second air inlet pipeline respectively, one side of the second piston box (7) facing away from the first air inlet pipeline and the second air inlet pipeline is communicated with a first air outlet pipeline and a second air outlet pipeline, one end of the first air outlet pipeline facing away from the second piston box (7) is communicated with the first piston box (6), and one-way valves are arranged on the first air inlet pipeline, the second air inlet pipeline, the first air outlet pipeline and the second air outlet pipeline at positions close to the second piston box (7).
7. The paint production-based detection device according to claim 6, wherein a second three-way valve is communicated with one end of the second air outlet pipe, which is far away from the second piston box (7), both ends of the second three-way valve are communicated with third connecting pipes, one ends of the third connecting pipes, which are far away from the second three-way valve, are respectively communicated with the air bags (1403), and the first connecting pipes and the third connecting pipes are both provided as hoses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220165333.XU CN217765941U (en) | 2022-01-20 | 2022-01-20 | Detection equipment based on coating production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220165333.XU CN217765941U (en) | 2022-01-20 | 2022-01-20 | Detection equipment based on coating production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217765941U true CN217765941U (en) | 2022-11-08 |
Family
ID=83869034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220165333.XU Active CN217765941U (en) | 2022-01-20 | 2022-01-20 | Detection equipment based on coating production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217765941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116125053A (en) * | 2023-02-21 | 2023-05-16 | 天津美士邦涂料化工有限公司 | Test equipment for detecting phenolic epoxy |
-
2022
- 2022-01-20 CN CN202220165333.XU patent/CN217765941U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116125053A (en) * | 2023-02-21 | 2023-05-16 | 天津美士邦涂料化工有限公司 | Test equipment for detecting phenolic epoxy |
| CN116125053B (en) * | 2023-02-21 | 2024-05-31 | 天津美士邦涂料化工有限公司 | Test equipment for detecting phenolic epoxy resin |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217765941U (en) | Detection equipment based on coating production | |
| CN208082799U (en) | A kind of automatic glue spreading device | |
| CN113310629A (en) | A gas tightness detection device for aluminum alloy die casting | |
| CN205985042U (en) | Solar cell panel's frame adds mucilage binding and puts | |
| CN219413733U (en) | Heating power pipeline installing support | |
| CN108593426A (en) | A kind of sheet metal wet-hot aging performance detection fixture | |
| CN219064795U (en) | Air tightness detection workbench for accessories | |
| CN110549589B (en) | Heat preservation pipe fitting heat preservation wraps up in and covers processing system | |
| CN115144149A (en) | Solar cell panel impact testing device | |
| CN213455989U (en) | Air tightness detection device of air compressor crankcase | |
| CN201644607U (en) | Heat collector core strip blowing processing clamping device | |
| CN207036336U (en) | A kind of handlance mount vacuum pressure detecting fixture | |
| CN211205683U (en) | Valve seal tightness measuring device | |
| CN209214859U (en) | A kind of door and window detector | |
| CN210400808U (en) | 3D prints water route test fixture | |
| CN208432467U (en) | Fixture is used in a kind of detection of sheet metal wet-hot aging performance | |
| CN208615388U (en) | A kind of automatically viscous bag machine leveling hot pressing mechanism | |
| CN111750811A (en) | Pipeline inspection tool and air tightness testing device thereof | |
| CN212363572U (en) | Pneumatic element leak hunting device | |
| CN218297505U (en) | Water pump sealing performance detection device | |
| CN213274730U (en) | Porous leak hunting inspection frock | |
| CN220795266U (en) | Motor rotation test equipment | |
| CN214975307U (en) | Gluing device for aluminum alloy door and window processing | |
| CN220472879U (en) | Air tightness testing and compressing mechanism for battery box Pack | |
| CN221312031U (en) | Compressor body stamping forming equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |