CN113522557A - Automatic plating device that hinders of working of plastics - Google Patents

Automatic plating device that hinders of working of plastics Download PDF

Info

Publication number
CN113522557A
CN113522557A CN202110675972.0A CN202110675972A CN113522557A CN 113522557 A CN113522557 A CN 113522557A CN 202110675972 A CN202110675972 A CN 202110675972A CN 113522557 A CN113522557 A CN 113522557A
Authority
CN
China
Prior art keywords
liquid
water pump
top surface
channel
fixed
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.)
Granted
Application number
CN202110675972.0A
Other languages
Chinese (zh)
Other versions
CN113522557B (en
Inventor
盛夕军
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.)
Xuancheng Tuoxin Precision Technology Co ltd
Original Assignee
Xuancheng Tuoxin Precision Technology 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 Xuancheng Tuoxin Precision Technology Co ltd filed Critical Xuancheng Tuoxin Precision Technology Co ltd
Priority to CN202110675972.0A priority Critical patent/CN113522557B/en
Publication of CN113522557A publication Critical patent/CN113522557A/en
Application granted granted Critical
Publication of CN113522557B publication Critical patent/CN113522557B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/035Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material to several spraying apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/02Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00Arrangements for collecting, re-using or eliminating excess spraying material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter

Landscapes

  • Chemically Coating (AREA)

Abstract

Automatic plating device that hinders of working of plastics, including the support frame, the support frame top surface is provided with fixed case, fixed roof surface is fixed with the mounting bracket, the mounting bracket top surface is provided with the portable mechanism of paining that seals, fixed incasement side is provided with the water pump, the support frame inboard is provided with the stock solution bucket, pipe connection between stock solution bucket and the water pump, the water pump with paint pipe connection between the mechanism, the mounting bracket top surface is fixed with infrared inductor, inside electric connection between infrared inductor and the water pump. According to the invention, the water pump is started when the plastic plate passes through the infrared sensor, the plating resistance ink in the liquid storage barrel is guided into the smearing mechanism by the water pump, then flows out from the top end of the smearing mechanism, and then the plastic plate is placed on the top end of the smearing mechanism to smear the plating resistance ink, so that automatic plating resistance is realized, and the processing efficiency is improved.

Description

Automatic plating device that hinders of working of plastics
Technical Field
The invention belongs to the technical field of plastic processing equipment, and particularly relates to an automatic plating resisting device for plastic parts.
Background
The plastic part is widely used, and the surface of the plastic part is coated with the film, so that the plastic part can be prevented from fading, aging and whitening, the texture and the attractiveness of the plastic part are ensured, and the coating of the plastic part becomes an important processing procedure.
Some working of plastics surface have special linkage effect for the working of plastics surface can not carry out the coating film in local region, so before electroplating the working of plastics, it hinders plating ink to hinder plating this region to scribble on the working of plastics, it hinders plating ink to scribble the working of plastics through the manual work usually, when smearing to single working of plastics needs a plurality of regions, can not go on simultaneously, cause machining efficiency to hang down, and can appear hindering plating ink loss extravagant condition smearing the in-process.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an automatic plating resisting device for plastic parts, which has the following specific technical scheme:
automatic plating device that hinders of working of plastics, including the support frame, the support frame top surface is provided with fixed case, fixed roof surface is fixed with the mounting bracket, the mounting bracket top surface is provided with the portable mechanism of paining that seals, fixed incasement side is provided with the water pump, the support frame inboard is provided with the stock solution bucket, pipe connection between stock solution bucket and the water pump, the water pump with paint pipe connection between the mechanism, the mounting bracket top surface is fixed with infrared inductor, inside electric connection between infrared inductor and the water pump.
Furthermore, the smearing mechanism comprises a liquid guide block and a liquid guide pipe, the liquid guide block is fixed on the top surface of the mounting frame, the liquid guide pipe is inserted into the liquid guide block in a penetrating mode, the liquid guide pipes are arranged in a plurality of the liquid guide pipes, and a pipeline on one side of the liquid guide block is connected into the water pump.
Furthermore, a first channel and a second channel are formed in the inner side of the liquid guide pipe, a water pump is connected to one end of the second channel through a pipeline, and the first channel is connected between the second channel and the liquid guide pipe in a penetrating mode.
Further, the second channel inner diameter is larger than the first channel inner diameter.
Further, daub the mechanism and still include liquid baffle and pneumatic component, pneumatic component is fixed in the drain block lateral wall, the pneumatic component top is connected with the liquid baffle, the liquid baffle sets up in the drain block top, the liquid baffle cup joints in the drain pipe lateral wall.
Furthermore, the liquid baffle comprises a plate body, the plate body is connected to the top end of the pneumatic assembly, and the top surface of the plate body is located on the circumferential side wall of the liquid guide pipe and is provided with a liquid collecting groove.
Furthermore, the liquid baffle plate further comprises a sealing cover, and the sealing cover is connected to one side, close to the liquid collecting tank, of the top surface of the plate body.
Furthermore, the catheter comprises a tube body and a nozzle, the bottom end of the tube body is inserted into the catheter block, the nozzle is connected to the top end of the tube body in a penetrating mode, the top surface of the nozzle is of a groove-shaped structure, and the diameter of the nozzle is larger than that of the tube body.
Further, the thickness of the spray head is smaller than the depth of the liquid collecting tank.
The invention has the beneficial effects that:
1. the water pump is started when the plastic plate passes through the infrared sensor, the plating-resistant ink in the liquid storage barrel is guided into the smearing mechanism by the water pump, then the plating-resistant ink flows out of the top end of the smearing mechanism, and the plastic plate is placed on the top end of the smearing mechanism to smear the plating-resistant ink, so that automatic plating resistance is realized, and the processing efficiency is improved;
2. the coating mechanism is moved, the flowing plating resisting ink can be recycled, the loss of the plating resisting ink is avoided, an outlet is sealed, the phenomenon that the coating mechanism is exposed in the air for a long time to form caking is avoided, and therefore the using amount of the plating resisting ink is saved.
Drawings
FIG. 1 is a schematic view showing the overall structure of an automatic plating device for plastic parts according to the present invention;
FIG. 2 shows a schematic view of the applicator mechanism of the present invention;
FIG. 3 shows a cross-sectional view of the internal connection structure of the application mechanism of the present invention;
FIG. 4 is a schematic view showing a top surface coupling structure of the liquid barrier of the present invention;
FIG. 5 is a sectional view showing the inner structure of the liquid guide block of the present invention;
shown in the figure: 1. a smearing mechanism; 11. a liquid guide block; 111. a first channel; 112. a second channel; 12. a catheter; 121. a pipe body; 122. a spray head; 13. a liquid baffle; 131. a plate body; 1311. a liquid collecting tank; 132. a sealing cover; 14. a pneumatic assembly; 2. a mounting frame; 3. a fixed box; 4. a water pump; 5. a support frame; 6. a liquid storage barrel; 7. an infrared sensor; 8. a plastic panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The automatic plating resisting device for the plastic parts comprises a supporting frame 5, wherein a fixed box 3 is arranged on the top surface of the supporting frame 5, a mounting frame 2 is fixed on the top surface of the fixed box 3, a painting mechanism 1 capable of being sealed movably is arranged on the top surface of the mounting frame 2, a water pump 4 is arranged on the inner side of the fixed box 3, a liquid storage barrel 6 is arranged on the inner side of the supporting frame 5, the liquid storage barrel 6 is connected with the water pump 4 through a pipeline, the water pump 4 is connected with the painting mechanism 1 through a pipeline, an infrared inductor 7 is fixed on the top surface of the mounting frame 2, and the infrared inductor 7 is electrically connected with the water pump 4;
the water pump is started when the plastic plate passes through the infrared sensor, the plating-resistant ink in the liquid storage barrel is guided into the smearing mechanism by the water pump, then the plating-resistant ink flows out of the top end of the smearing mechanism, and the plastic plate is placed on the top end of the smearing mechanism to smear the plating-resistant ink, so that automatic plating resistance is realized, and the processing efficiency is improved;
the coating mechanism is moved, the flowing plating resisting ink can be recycled, the loss of the plating resisting ink is avoided, an outlet is sealed, the phenomenon that the coating mechanism is exposed in the air for a long time to form caking is avoided, and therefore the using amount of the plating resisting ink is saved.
As shown in fig. 2, the smearing mechanism 1 includes a liquid guide block 11 and a liquid guide tube 12, the liquid guide block 11 is fixed on the top surface of the mounting frame 2, the liquid guide tube 12 is inserted into the liquid guide block 11, the liquid guide tubes 12 are provided in plurality, and a pipeline on one side of the liquid guide block 11 is connected to the inside of the water pump 4; the water pump guides the plating-resistant ink into the liquid guide block, and the plating-resistant ink is guided out through the liquid guide pipes and is attached to a plurality of positions of the plastic plate, so that the plating-resistant efficiency of the plastic part is improved.
As shown in fig. 5, a first channel 111 and a second channel 112 are formed inside the liquid guide block 11, a water pump 4 is connected to one end of the second channel 112 through a pipe, and the first channel 111 is connected between the second channel 112 and the liquid guide tube 12 in a penetrating manner; the plating resisting ink entering the second channel flows to the liquid guide pipe through the first channel branch, so that the liquid guide pipe simultaneously flows out of the plating resisting ink to carry out plating resisting.
The inner diameter of the second passage 112 is larger than that of the first passage 111; by utilizing the inner diameter difference between the second channel and the first channel, the flow of the plating-resistant ink can be accelerated when the plating-resistant ink entering the second channel enters the first channel, and the supply of the plating-resistant ink in the liquid guide pipe is accelerated.
As shown in fig. 2, the smearing mechanism 1 further includes a liquid baffle 13 and a pneumatic assembly 14, the pneumatic assembly 14 is fixed on the side wall of the liquid guide block 11, the top end of the pneumatic assembly 14 is connected with the liquid baffle 13, the liquid baffle 13 is arranged on the top of the liquid guide block 11, and the liquid baffle 13 is sleeved on the side wall of the liquid guide tube 12; start the pneumatic component and upwards promote and keep off the liquid board, make and keep off the liquid board and close to along the export that the liquid guide pipe flows out to hinder plating ink along the liquid guide pipe lateral wall to block the liquid guide pipe lateral wall, prevent to prevent from the excessive plating ink that hinders that the export flows to cause the waste along the flow of liquid guide pipe lateral wall, and utilize and keep off the liquid board and collect the plating ink that hinders that the liquid flows.
As shown in fig. 3, the liquid baffle 13 includes a plate body 131, the plate body 131 is connected to the top end of the pneumatic assembly 14, and a liquid collecting groove 1311 is formed on the top surface of the plate body 131 on the circumferential side wall of the liquid guiding tube 12; the pneumatic component moves the plate body upwards, so that the plating-resisting ink flowing out of the side wall of the liquid guide pipe is collected in the liquid collecting tank in a polymerization manner, and the collection is convenient and simple.
As shown in fig. 4, the liquid baffle 13 further comprises a sealing cover 132, and the sealing cover 132 is connected to the top surface of the plate 131 near the liquid collecting tank 1311; when not needing to hinder and plate, make the plate body remove and take in the inside of collecting tank with the top export of catheter, recycle sealed lid and seal the collecting tank, avoid not hindering for a long time and plate, the export of catheter and the interior resistant printing ink that plates in the collecting tank air-dry the caking to the quality of hindering plating has been guaranteed.
As shown in fig. 3 and 4, the liquid guide tube 12 includes a tube body 121 and a nozzle 122, the bottom end of the tube body 121 is inserted into the liquid guide block 11, the nozzle 122 is connected to the top end of the tube body 121 in a penetrating manner, the top surface of the nozzle 122 is a groove-shaped structure, and the diameter of the nozzle 122 is larger than that of the tube body 121; when the plating-resistant ink in the pipe body enters the groove of the nozzle, the plating-resistant area of the plating-resistant ink is increased, and the plating-resistant ink is convenient to retain; meanwhile, when the plate body moves upwards to enable the spray head to enter the liquid collecting tank, the plate body can be limited to continue to move upwards, and therefore the plate body is limited to move.
The thickness of the spray head 122 is smaller than the depth of the liquid collecting tank 1311; the thickness of the spray head is smaller than the depth of the liquid collecting tank, so that the spray head can completely enter the liquid collecting tank, the sealing cover is convenient to be plugged and sealed in the liquid collecting tank, and the liquid collecting tank and the spray head are sealed.
In the practice of the present invention, the catalyst is,
firstly, a plastic plate 8 is moved to the upper part of the device by a manipulator according to the figure 1, at the moment, the position information of the plastic plate 8 is received by an infrared sensor 7, the infrared sensor 7 transmits the information to a water pump 4, so that the water pump 4 in a fixed box 3 is started, the water pump 4 firstly extracts plating-resistant ink from a liquid storage barrel 6 arranged at the inner side of a supporting frame 5, and leads the plating-resistant ink into a coating mechanism 1 on a mounting frame 2 through a pipeline, the position of the coating mechanism 1 on the mounting frame 2 is preset so that the plastic plate 8 is just above the coating mechanism 1, and then the plastic plate 8 is arranged on the coating mechanism 1 to be coated with the plating-resistant ink;
then according to the figures 2, 3 and 5, when the plating-resistant ink enters the liquid guide block 11 of the smearing mechanism 1, the plating-resistant ink firstly passes through the second channel 112 and then branches into the first channel 111 with the inner diameter smaller than that of the second channel 112, so that the plating-resistant ink is accelerated to enter the tube body 121 of the liquid guide tube 12 until the plating-resistant ink enters the groove of the nozzle 122, and at the moment, the plastic plate 8 is moved downwards by the mechanical arm hand, so that the plating-resistant ink is smeared on the plating-resistant area on the bottom surface of the plastic plate 8, and the automatic plating resistance of the plastic plate 8 is completed;
when the plating resist ink excessively flows out of the nozzle 122 and flows to the side wall of the tube 121, the pneumatic assembly 14 is started, the pneumatic assembly 14 adopts a pneumatic rod, so that the plate body 131 of the liquid baffle 13 moves upwards, the plating resist ink on the side wall of the tube 121 is collected through the liquid collecting tank 1311 until the nozzle 122 enters the liquid collecting tank 1311, because the diameter of the nozzle 122 is larger than that of the tube 121, the liquid collecting tank 1311 is attached to the bottom surface of the nozzle 122 to limit the moving position of the plate body 131, and because the thickness of the nozzle 122 is smaller than the depth of the liquid collecting tank 1311, the plating resist ink collected by the liquid collecting tank 1311 can return to the nozzle 122 again, so that the pneumatic assembly 14 performs intermittent reciprocating motion on the plate body 131, and ensures the long-time plating resist ink recovery;
finally, according to fig. 4, after the plating-resistant operation of the device is stopped, the plate 131 is moved to enable the spray head 122 to enter the liquid collecting groove 1311, the sealing cover 132 connected to the plate 131 is inserted into the liquid collecting groove 1311, and the liquid collecting groove 1311 and the spray head 122 are sealed in an isolated manner from the outside, so that the situation that the plating-resistant ink is air-dried after the plating-resistant operation is stopped is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. Automatic plating device that hinders of working of plastics, its characterized in that: including support frame (5), support frame (5) top surface is provided with fixed case (3), fixed case (3) top surface is fixed with mounting bracket (2), mounting bracket (2) top surface is provided with portable the mechanism (1) of paining that seals, fixed case (3) inboard is provided with water pump (4), support frame (5) inboard is provided with stock solution bucket (6), pipe connection between stock solution bucket (6) and water pump (4), water pump (4) with scribble pipe connection between the mechanism (1), mounting bracket (2) top surface is fixed with infrared inductor (7), inside electric connection between infrared inductor (7) and water pump (4).
2. The automatic plating resist apparatus of claim 1, wherein: smearing mechanism (1) including leading liquid piece (11) and catheter (12), lead liquid piece (11) and be fixed in mounting bracket (2) top surface, it has catheter (12) to link up grafting in leading liquid piece (11) inside, catheter (12) are provided with a plurality ofly, lead inside pipe connection of liquid piece (11) one side in water pump (4).
3. The automatic plating resist apparatus of claim 2, wherein: a first channel (111) and a second channel (112) are formed in the inner side of the liquid guide block (11), a water pump (4) is connected to one end of the second channel (112) through a pipeline, and the first channel (111) is connected between the second channel (112) and the liquid guide pipe (12) in a penetrating mode.
4. The automatic plating resist apparatus of claim 3, wherein: the inner diameter of the second channel (112) is larger than that of the first channel (111).
5. The automatic plating resist apparatus of claim 2, wherein: daub mechanism (1) and still include liquid baffle (13) and pneumatic component (14), pneumatic component (14) are fixed in and lead liquid piece (11) lateral wall, pneumatic component (14) top is connected with liquid baffle (13), liquid baffle (13) set up in liquid guide piece (11) top, liquid baffle (13) cup joint in liquid guide pipe (12) lateral wall.
6. The automatic plating resist apparatus of claim 5, wherein: the liquid baffle (13) comprises a plate body (131), the plate body (131) is connected to the top end of the pneumatic component (14), and the top surface of the plate body (131) is located on the circumferential side wall of the liquid guide pipe (12) and is provided with a liquid collecting groove (1311).
7. The automatic plating resist apparatus of claim 6, wherein: the liquid baffle plate (13) further comprises a sealing cover (132), and the sealing cover (132) is connected to one side, close to the liquid collecting tank (1311), of the top surface of the plate body (131).
8. The automatic plating resist apparatus of claim 6, wherein: the liquid guide tube (12) comprises a tube body (121) and a spray head (122), the bottom end of the tube body (121) is inserted into the liquid guide block (11), the spray head (122) is connected to the top end of the tube body (121) in a penetrating mode, the top surface of the spray head (122) is of a groove-shaped structure, and the diameter of the spray head (122) is larger than that of the tube body (121).
9. The automatic plating resist apparatus of claim 8, wherein: the thickness of the spray head (122) is smaller than the depth of the liquid collecting tank (1311).
CN202110675972.0A 2021-06-18 2021-06-18 Automatic plating resisting device for plastic part Active CN113522557B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110675972.0A CN113522557B (en) 2021-06-18 2021-06-18 Automatic plating resisting device for plastic part

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110675972.0A CN113522557B (en) 2021-06-18 2021-06-18 Automatic plating resisting device for plastic part

Publications (2)

Publication Number Publication Date
CN113522557A true CN113522557A (en) 2021-10-22
CN113522557B CN113522557B (en) 2022-11-15

Family

ID=78096248

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110675972.0A Active CN113522557B (en) 2021-06-18 2021-06-18 Automatic plating resisting device for plastic part

Country Status (1)

Country Link
CN (1) CN113522557B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203750780U (en) * 2014-01-21 2014-08-06 合肥汇通汽车零部件有限公司 Plating resisting tool for electroplating piece of automobile
CN208600051U (en) * 2018-08-06 2019-03-15 沈阳道达汽车饰件有限公司 A kind of automatic resistance plating tooling of injection molding
CN209114009U (en) * 2018-09-10 2019-07-16 清远敏惠汽车零部件有限公司 A kind of fast automatic resistance coating apparatus
CN210230453U (en) * 2019-07-15 2020-04-03 安徽舒饰环保科技有限公司 Novel hinder and plate frock

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203750780U (en) * 2014-01-21 2014-08-06 合肥汇通汽车零部件有限公司 Plating resisting tool for electroplating piece of automobile
CN208600051U (en) * 2018-08-06 2019-03-15 沈阳道达汽车饰件有限公司 A kind of automatic resistance plating tooling of injection molding
CN209114009U (en) * 2018-09-10 2019-07-16 清远敏惠汽车零部件有限公司 A kind of fast automatic resistance coating apparatus
CN210230453U (en) * 2019-07-15 2020-04-03 安徽舒饰环保科技有限公司 Novel hinder and plate frock

Also Published As

Publication number Publication date
CN113522557B (en) 2022-11-15

Similar Documents

Publication Publication Date Title
CN207493935U (en) A kind of paint spraying equipment of immersible pump
CN113522557B (en) Automatic plating resisting device for plastic part
CN112481673A (en) Cleaning and drying device for fine electroplating
CN205887296U (en) Automatic change waterproof spraying device
CN211000476U (en) Combined printing device
CN210359698U (en) Scaling powder coating device
CN206688976U (en) A kind of retracting device for glass showering
CN213996450U (en) Plastic coating equipment in large-diameter groove pipe fitting
CN212441769U (en) Metal pipeline anticorrosive treatment device
CN210930131U (en) Device is applied paint with a brush to antidrip
CN209918180U (en) Semi-automatic spraying machine
CN215339428U (en) Waterproof performance testing arrangement for waterproof mortar
CN107486366A (en) The fast equipment for drying of oil paint coating
CN221638479U (en) Shower coating mechanism for waterproof paint
CN221476490U (en) Machine shower nozzle belt cleaning device
CN217993878U (en) UV spouts a yard device and automatic UV spouts a yard system
CN217342129U (en) Quantitative feeder for automobile gluing system
CN218394308U (en) Spraying equipment
CN217699809U (en) Coloring device for hardware part machining
CN220716362U (en) Spraying device
CN216349375U (en) Rubber and plastic sheath dynamic seal testing arrangement
CN212883142U (en) Anticorrosive paint spraying device
CN215276377U (en) Spray tower
CN217359534U (en) Salt spray tester for testing corrosivity of hardware
CN215662493U (en) Printing roller ink scraper of printing machine for label printing

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant