CN111167777A - Pretreatment before car compartment spraying - Google Patents
Pretreatment before car compartment spraying Download PDFInfo
- Publication number
- CN111167777A CN111167777A CN202010154079.9A CN202010154079A CN111167777A CN 111167777 A CN111167777 A CN 111167777A CN 202010154079 A CN202010154079 A CN 202010154079A CN 111167777 A CN111167777 A CN 111167777A
- Authority
- CN
- China
- Prior art keywords
- carriage
- rod
- washing
- rotating
- side wall
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/002—Pretreatement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
Abstract
The invention provides a pretreatment before car carriage spraying, which uses an automatic flushing device, the automatic flushing device comprises a bearing seat, a positioning frame and a flushing mechanism, and the specific method when the automatic flushing device is adopted to flush the car carriage comprises the following steps: equipment inspection, carriage are transported, are washed, are dried and carriage shift out, and the position frame includes base, backup pad, contact plate and inserted bar, washes the mechanism and includes removing branch chain, mounting bracket, rotation motor, dwang, washing spray tube and supplementary branch chain. The four positioning frames which are in one-to-one correspondence with the grooves at the bottom end of the carriage are used for fixing the bottom end of the carriage, so that the carriage is prevented from sliding in the washing process, the outside of the carriage is washed by the washing mechanism to remove stains on the outside of the carriage, preparation is made for later spraying operation, the washing position can be changed continuously in the washing process, the action range of the washing mechanism is expanded, and the washing comprehensiveness is guaranteed.
Description
Technical Field
The invention relates to the field of automobile manufacturing, in particular to pretreatment before car compartment spraying.
Background
The production and manufacturing process flow of the automobile mainly comprises the steps of stamping a metal plate, welding, coating, general assembly, vehicle inspection, trial run and the like, wherein the coating aims to prevent the automobile body from being rusted, so that the automobile body has beautiful appearance, the outer side of a carriage needs to be washed before coating to remove stains attached to the surface of the carriage, and preparation is made for later coating.
Currently, there are some problems in the process of flushing the car:
a. before flushing, the carriage is supported by jacking equipment generally, so that the carriage is suspended, the carriage is easy to slide in the flushing process, the falling risk exists, even if the carriage is fixed, the carriage is fixed from the side, the sliding risk still exists, and a part of the carriage is shielded by a fixing structure, so that the carriage cannot be cleaned thoroughly;
b. in the washing process, the positions of the spray pipes are fixed, and because the spraying range of each spray pipe is limited, the dead angle of washing is easily generated, all parts of the carriage cannot be effectively cleaned, and the cleaning effect is reduced.
In order to solve the problems, the invention provides pretreatment before spraying of a car compartment.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
the utility model provides a pretreatment before car carriage spraying which has used an automatic washing unit, and this automatic washing unit includes bears seat, locating rack and washes the mechanism, adopts the concrete method as follows when above-mentioned automatic washing unit washes the processing operation to the car carriage:
s1, equipment checking: before starting, all parts of the automatic flushing device are checked to ensure the normal operation of subsequent work;
s2, transferring in a carriage: the carriage to be processed is transferred to a designated position through the existing hoisting equipment, and the carriage is fixed through a positioning frame;
s3, washing: after the flushing mechanism is connected with the external water pipe, the surface of the carriage can be flushed;
s4, drying: drying the residual water on the surface of the carriage by a hot air blower or other existing automatic drying equipment;
s5, moving out of the carriage: transferring the dried carriage to the next processing station by the existing hoisting equipment to perform the next processing procedure;
the middle part of the upper end of the bearing seat is provided with a positioning frame, and the front end and the rear end of the upper end of the bearing seat are provided with flushing mechanisms;
the positioning frames are four in number, the four positioning frames are symmetrically arranged in a group of two in pairs in a front-back mode, the two positioning frames in the same group are symmetrically arranged in a left-right mode, each positioning frame comprises a base, a supporting plate, a contact plate and an inserting rod, the bases are installed on the bearing seats, the supporting plates are symmetrically installed at the upper ends of the bases in a front-back mode through a sliding fit mode, the upper ends of the supporting plates are of a semicircular structure, inserting holes are formed in the upper ends of the supporting plates, the inserting rods are installed in the inserting holes in a clamping mode, the upper ends of the inserting rods are connected with the lower ends; can select the contact plate of corresponding specification according to the actual specification of the carriage of pending for the locating rack can stabilize the bearing to the carriage.
The washing mechanism comprises a movable branched chain, a mounting frame, a rotating motor, a rotating rod, a washing spray pipe and an auxiliary branched chain, the movable branched chain is installed on the bearing seat, the mounting frame is installed at the upper end of the movable branched chain, the rotating motor is installed on the side wall of the mounting frame through a motor seat, an output shaft of the rotating motor is connected with one end of the rotating rod through a coupler, the other end of the rotating rod is installed on the side wall of the mounting frame through a bearing, the rotating rod consists of fixed rods and telescopic rods, the fixed rods and the telescopic rods are arranged alternately, the fixed rods are of hollow cylindrical structures, the fixed rods are connected with the telescopic rods in a sliding fit mode, mounting holes are formed in the telescopic rods; after will washing the mechanism all the other parts and remove to suitable position through removing the branch chain, drive the dwang through rotating the motor and rotate suitable angle for wash the spray tube and can wash the carriage outside, wash the in-process supplementary branch chain and can drive the telescopic link and control reciprocating motion, and then adjust washing the spray tube position, make the spray range that washes the spray tube enlarge, reduced and left the possibility of washing the dead angle.
The auxiliary branched chain comprises a limiting plate, a connecting rod, a rotating block, a rotating rod and a rotating motor, wherein the limiting plate is positioned at the lower end of the rotating rod, the limiting plate is installed on the installation frame, a limiting sliding groove is formed in the middle of the limiting plate, the connecting rod is installed in the limiting sliding groove in a sliding fit mode, springs are connected between the connecting rod and the limiting plate, the positions of the connecting rod and the position of the telescopic rod correspond to each other one by one, the upper end of the connecting rod is connected with the lower end of the telescopic rod, the lower end of the connecting rod is tightly attached to the side wall of the rotating block, the left side wall and the right side wall of the rotating block are of an irregular arc; drive the rotary rod through rotating electrical machines and rotate, rotate the in-process, the contact position of rotatory piece and connecting rod constantly changes to can drive the connecting rod and remove about in spacing spout, finally reach the purpose that constantly changes the spraying position that washes the spray tube.
Preferably, the movable branched chain comprises a movable motor, a lead screw, a guide slide rail and a slide block, the movable motor is mounted on the bearing seat through a motor seat, an output shaft of the movable motor is connected with one end of the lead screw through a coupler, the other end of the lead screw is mounted on the bearing seat through a bearing, the slide block is mounted in the middle of the lead screw in a threaded fit manner, the lower end of the slide block is connected with the upper end of the guide slide rail in a sliding fit manner, and the guide slide rail is mounted on the; the lead screw is driven to rotate by the movable motor, the sliding block is driven to move left and right on the guide sliding rail, and the purpose of roughly adjusting the washing position is achieved to adapt to the actual working requirement.
Preferably, the bearing seat comprises a fixed seat, a guide rod, a sliding plate and a driving cylinder, the guide rod is mounted at the front end and the rear end of the fixed seat, the guide rod is connected with the sliding plate in a sliding fit mode, the lower end of the sliding plate is connected with the top end of the driving cylinder, the driving cylinder is of a front-rear bidirectional telescopic structure, the driving cylinder is mounted at the lower end of the fixed seat, a positioning frame is mounted at the upper end of the fixed seat, and a washing mechanism is mounted at the upper end of the; the telescopic motion of accessible drive actuating cylinder adjusts the slide plate position, and then changes and washes the mechanism position to the transportation of washing the mechanism to the carriage causes the hindrance.
Preferably, bolts are connected between the support plates so as to adjust the positions of the support plates adaptively according to the actual specification of the compartment to be treated.
Preferably, in the supporting plate, a bolt is connected between the supporting plate located outside the base and the base, one end of the bolt is installed on the side wall of the base in a thread fit mode, and the other end of the bolt is installed on the side wall of the supporting plate through a bearing.
Preferably, the middle part of the fixed seat is provided with a water outlet, and the front side and the rear side of the upper end of the fixed seat are both inclined plane structures with gradually reduced heights from outside to inside; so as to carry out centralized treatment on the used sewage.
Preferably, the flushing spray pipe is connected with the mounting hole in a thread matching mode, so that the flushing spray pipe is convenient to disassemble and replace.
1. According to the pretreatment before spraying of the car carriage, the bottom end of the carriage is fixed through the four positioning frames which correspond to the grooves in the bottom end of the carriage one by one, so that the carriage is prevented from sliding in the washing process, the outer side of the carriage is washed through the washing mechanism to remove stains on the outer side of the carriage, preparation is made for the later spraying operation, the washing position can be changed continuously in the washing process, the action range of the washing mechanism is expanded, and the washing comprehensiveness is guaranteed.
2. According to the washing mechanism provided by the invention, the auxiliary branched chain can drive the telescopic rod to reciprocate left and right in the washing process, so that the position of the washing spray pipe is adjusted, the spraying range of the washing spray pipe is expanded, and the possibility of leaving washing dead angles is reduced.
3. The positioning frame provided by the invention can select the contact plate with the corresponding specification according to the actual specification of the compartment to be processed and properly adjust the position of the supporting plate, so that the positioning frame can stably support the compartment.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a front view of the present invention flushing a car;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a left side view of the present invention;
fig. 6 is an enlarged view of the portion a of fig. 5 according to the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, a pretreatment before car compartment spraying uses an automatic flushing device, which comprises a bearing seat 1, a positioning frame 2 and a flushing mechanism 3, and the specific method when the automatic flushing device is used for flushing the car compartment is as follows:
s1, equipment checking: before starting, all parts of the automatic flushing device are checked to ensure the normal operation of subsequent work;
s2, transferring in a carriage: the carriage to be processed is transferred to a designated position through the existing hoisting equipment, and the carriage is fixed through a positioning frame 2;
s3, washing: after the flushing mechanism 3 is connected with an external water pipe, the surface of the carriage can be flushed;
s4, drying: drying the residual water on the surface of the carriage by a hot air blower or other existing automatic drying equipment;
s5, moving out of the carriage: transferring the dried carriage to the next processing station by the existing hoisting equipment to perform the next processing procedure;
the middle part of the upper end of the bearing seat 1 is provided with a positioning frame 2, and the front end and the rear end of the upper end of the bearing seat 1 are provided with flushing mechanisms 3;
the bearing seat 1 comprises a fixed seat 11, a guide rod 12, a sliding plate 13 and a driving cylinder 14, wherein the guide rod 12 is mounted at the front end and the rear end of the fixed seat 11, the guide rod 12 is connected with the sliding plate 13 in a sliding fit mode, the lower end of the sliding plate 13 is connected with the top end of the driving cylinder 14, the driving cylinder 14 is of a front-rear bidirectional telescopic structure, the driving cylinder 14 is mounted at the lower end of the fixed seat 11, a positioning frame 2 is mounted at the upper end of the fixed seat 11, and a washing mechanism 3 is mounted at the upper end of the; the position of the sliding plate 13 can be adjusted through the telescopic motion of the driving cylinder 14, and then the position of the flushing mechanism 3 is changed, so that the flushing mechanism 3 is prevented from blocking the transportation of the carriage.
A water outlet is formed in the middle of the fixed seat 11, and the front side and the rear side of the upper end of the fixed seat 11 are both inclined surface structures with gradually reduced heights from outside to inside; so as to carry out centralized treatment on the used sewage.
The number of the positioning frames 2 is four, the four positioning frames 2 are symmetrically arranged in a group of two by two in a front-back manner, the two positioning frames 2 in the same group are symmetrically arranged in a left-right manner, each positioning frame 2 comprises a base 21, a supporting plate 22, a contact plate 23 and an inserting rod 24, the base 21 is arranged on a bearing seat, the supporting plates 22 are symmetrically arranged in the front-back manner at the upper end of the base 21 in a sliding fit manner, the upper ends of the supporting plates 22 are of a semicircular structure, the upper ends of the supporting plates 22 are provided with inserting holes, the inserting rods 24 are arranged in the inserting holes in a clamping manner, the upper ends of the inserting rods 24 are connected with the lower ends of the contact plates; can select the contact plate 23 of corresponding specification according to the actual specification of the carriage of awaiting processing for locating rack 2 can stabilize the bearing to the carriage.
Bolts are connected between the support plates 22 so as to adjust the positions of the support plates 22 adaptively according to the actual specifications of the car to be processed.
In the supporting plate 22, a bolt is connected between the supporting plate 22 and the base 21, the supporting plate 22 is located outside the base 21, one end of the bolt is installed on the side wall of the base 21 in a thread fit mode, and the other end of the bolt is installed on the side wall of the supporting plate 22 through a bearing.
The flushing mechanism 3 comprises a movable branched chain 31, an installation frame 32, a rotating motor 33, a rotating rod 34, a flushing nozzle 35 and an auxiliary branched chain 36, the movable branched chain 31 is installed on the bearing seat 1, the installation frame 32 is installed at the upper end of the movable branched chain 31, the rotating motor 33 is installed on the side wall of the installation frame 32 through a motor seat, the output shaft of the rotating motor 33 is connected with one end of the rotating rod 34 through a coupler, the other end of the rotating rod 34 is installed on the side wall of the installation frame 32 through a bearing, the rotating rod 34 consists of, the fixing rods and the telescopic rods are arranged alternately, the fixing rods are of hollow cylindrical structures, the fixing rods are connected with the telescopic rods in a sliding fit mode, mounting holes are formed in the telescopic rods, flushing spray pipes 35 are mounted in the mounting holes, auxiliary branched chains 36 are arranged at the lower ends of the rotating rods 34, and the side walls of the auxiliary branched chains 36 are connected with the side walls of the telescopic rods; after will washing mechanism 3 rest and remove to suitable position through removing branch chain 31, drive dwang 34 through rotating motor 33 and rotate suitable angle for wash the spray tube 35 and can wash the carriage outside, wash the in-process supplementary branch chain 36 and can drive the telescopic link and control reciprocating motion, and then adjust washing spray tube 35 position, make the spray range who washes spray tube 35 enlarge, reduced and left the possibility of washing the dead angle.
The auxiliary branched chain 36 comprises a limiting plate 361 and a connecting rod 362, the rotary block 363, the rotary rod 364 and the rotary motor 365, the limit plate 361 is located at the lower end of the rotary rod 34, the limit plate 361 is installed on the installation frame 32, a limit chute is formed in the middle of the limit plate 361, a connecting rod 362 is installed in the limit chute in a sliding fit mode, springs are connected between the connecting rod 362 and the limit plate 361, the connecting rod 362 is in one-to-one correspondence with the position of the telescopic rod, the upper end of the connecting rod 362 is connected with the lower end of the telescopic rod, the lower end of the connecting rod 362 is tightly attached to the side wall of the rotary block 363, the left side wall and the right side wall of the rotary block 363 are in an irregular arc surface structure, the rotary block 363 is installed on the rotary rod 364, one end of; the rotating motor 365 drives the rotating rod 364 to rotate, and in the rotating process, the contact position of the rotating block 363 and the connecting rod 362 is constantly changed, so that the connecting rod 362 can be driven to move left and right in the limiting sliding groove, and finally the purpose of constantly changing the spraying position of the flushing spray pipe 35 is achieved.
The movable branched chain 31 comprises a movable motor 311, a lead screw 312, a guide sliding rail 313 and a sliding block 314, the movable motor 311 is arranged on the bearing seat 1 through a motor seat, an output shaft of the movable motor 311 is connected with one end of the lead screw 312 through a coupler, the other end of the lead screw 312 is arranged on the bearing seat 1 through a bearing, the sliding block 314 is arranged in the middle of the lead screw 312 in a threaded fit mode, the lower end of the sliding block 314 is connected with the upper end of the guide sliding rail 313 in a sliding fit mode, and the guide sliding rail 313 is arranged on; the lead screw 312 is driven to rotate by the moving motor 311, and the sliding block is driven to move left and right on the guide sliding rail 313, so that the purpose of roughly adjusting the washing position is achieved, and the actual working requirements are met.
The flushing spray pipe 35 is connected with the mounting hole in a thread matching mode, and the flushing spray pipe 35 is convenient to detach and replace.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a preliminary treatment before car carriage spraying, its used an automatic washing unit, this automatic washing unit is including bearing seat (1), locating rack (2) and washing mechanism (3), its characterized in that: the specific method for carrying out the flushing treatment operation on the car compartment by adopting the automatic flushing device comprises the following steps:
s1, equipment checking: before starting, all parts of the automatic flushing device are checked to ensure the normal operation of subsequent work;
s2, transferring in a carriage: the carriage to be processed is transferred to a designated position through the existing hoisting equipment, and the carriage is fixed through a positioning frame (2);
s3, washing: after the flushing mechanism (3) is connected with an external water pipe, the surface of the carriage can be flushed;
s4, drying: drying the residual water on the surface of the carriage by a hot air blower or other existing automatic drying equipment;
s5, moving out of the carriage: transferring the dried carriage to the next processing station by the existing hoisting equipment to perform the next processing procedure;
the middle part of the upper end of the bearing seat (1) is provided with a positioning frame (2), and the front end and the rear end of the upper end of the bearing seat (1) are provided with a flushing mechanism (3);
the number of the positioning frames (2) is four, four positioning frames (2) are symmetrically arranged in a group of two in pairs, the two positioning frames (2) in the same group are symmetrically arranged in a left-right direction, each positioning frame (2) comprises a base (21), a supporting plate (22), a contact plate (23) and an inserting rod (24), the bases (21) are arranged on the bearing seats, the supporting plates (22) are symmetrically arranged in the front-back direction and the front-back direction at the upper end of the bases (21) in a sliding fit mode, the upper ends of the supporting plates (22) are of semicircular structures, inserting holes are formed in the upper ends of the supporting plates (22), the inserting rods (24) are arranged in the inserting holes in a clamping mode, the upper ends of the inserting rods (24) are connected with the lower ends of the contact plates (;
the washing mechanism (3) comprises a movable branched chain (31), an installation frame (32), a rotating motor (33), a rotating rod (34), a washing spray pipe (35) and an auxiliary branched chain (36), the movable branched chain (31) is installed on the bearing seat (1), the installation frame (32) is installed at the upper end of the movable branched chain (31), the rotating motor (33) is installed on the side wall of the installation frame (32) through a motor seat, an output shaft of the rotating motor (33) is connected with one end of the rotating rod (34) through a coupler, the other end of the rotating rod (34) is installed on the side wall of the installation frame (32) through a bearing, the rotating rod (34) consists of a fixed rod and a telescopic rod, the fixed rod and the telescopic rod are arranged alternately, the fixed rod is of a hollow cylindrical structure, the fixed rod is connected with the, an auxiliary branched chain (36) is arranged at the lower end of the rotating rod (34), and the side wall of the auxiliary branched chain (36) is connected with the side wall of the telescopic rod;
the auxiliary branched chain (36) comprises a limiting plate (361), a connecting rod (362), a rotating block (363), a rotating rod (364) and a rotating motor (365), the limiting plate (361) is positioned at the lower end of the rotating rod (34), the limiting plate (361) is installed on the installation frame (32), a limiting sliding groove is formed in the middle of the limiting plate (361), the connecting rod (362) is installed in the limiting sliding groove in a sliding fit mode, a spring is connected between the connecting rod (362) and the limiting plate (361), the positions of the connecting rod (362) correspond to the positions of the telescopic rods one to one, the upper end of the connecting rod (362) is connected with the lower end of the telescopic rod, the lower end of the connecting rod (362) is tightly attached to the side wall of the rotating block (363), the left side wall and the right side wall of the rotating block (363) are of an irregular, the other end of the rotating rod (364) is connected with an output shaft of a rotating motor (365) through a coupler, and the rotating motor (365) is installed on the side wall of the installation frame (32) through a motor base.
2. The pretreatment before painting of the car compartment according to claim 1, characterized in that: the movable branched chain (31) comprises a movable motor (311), a lead screw (312), a guide sliding rail (313) and a sliding block (314), the movable motor (311) is installed on a bearing seat (1) through a motor base, an output shaft of the movable motor (311) is connected with one end of the lead screw (312) through a coupler, the other end of the lead screw (312) is installed on the bearing seat (1) through a bearing, the sliding block (314) is installed in the middle of the lead screw (312) in a threaded fit mode, the lower end of the sliding block (314) is connected with the upper end of the guide sliding rail (313) in a sliding fit mode, and the guide sliding rail (313) is installed on the bearing.
3. The pretreatment before painting of the car compartment according to claim 1, characterized in that: bear seat (1) including fixing base (11), guide rod (12), slide block (13) and drive actuating cylinder (14), guide rod (12) are all installed at both ends around fixing base (11), guide rod (12) are connected with slide block (13) through sliding fit mode, slide block (13) lower extreme with drive actuating cylinder (14) top and be connected, it is two-way extending structure around driving actuating cylinder (14), it installs at fixing base (11) lower extreme to drive actuating cylinder (14), locating rack (2) are installed to fixing base (11) upper end, slide block (13) upper end is installed and is washed mechanism (3).
4. The pretreatment before painting of the car compartment according to claim 1, characterized in that: bolts are connected between the supporting plates (22).
5. The pretreatment before painting of the car compartment according to claim 1, characterized in that: in the supporting plate (22), a bolt is connected between the supporting plate (22) positioned on the outer side of the base (21) and the base (21), one end of the bolt is installed on the side wall of the base (21) in a thread fit mode, and the other end of the bolt is installed on the side wall of the supporting plate (22) through a bearing.
6. The pretreatment before painting of the car compartment according to claim 3, characterized in that: the middle of the fixed seat (11) is provided with a water outlet, and the front side and the rear side of the upper end of the fixed seat (11) are both inclined plane structures with gradually reduced heights from outside to inside.
7. The pretreatment before painting of the car compartment according to claim 1, characterized in that: the flushing spray pipe (35) is connected with the mounting hole in a threaded fit mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154079.9A CN111167777A (en) | 2020-03-07 | 2020-03-07 | Pretreatment before car compartment spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154079.9A CN111167777A (en) | 2020-03-07 | 2020-03-07 | Pretreatment before car compartment spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111167777A true CN111167777A (en) | 2020-05-19 |
Family
ID=70621253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010154079.9A Withdrawn CN111167777A (en) | 2020-03-07 | 2020-03-07 | Pretreatment before car compartment spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111167777A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082577A (en) * | 2021-11-03 | 2022-02-25 | 星源电子科技(深圳)有限公司 | Preparation system for Micro-LED substrate |
-
2020
- 2020-03-07 CN CN202010154079.9A patent/CN111167777A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082577A (en) * | 2021-11-03 | 2022-02-25 | 星源电子科技(深圳)有限公司 | Preparation system for Micro-LED substrate |
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Application publication date: 20200519 |