CN111347222A - Production process and assembly line of student apartment bed - Google Patents

Production process and assembly line of student apartment bed Download PDF

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Publication number
CN111347222A
CN111347222A CN202010182936.6A CN202010182936A CN111347222A CN 111347222 A CN111347222 A CN 111347222A CN 202010182936 A CN202010182936 A CN 202010182936A CN 111347222 A CN111347222 A CN 111347222A
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CN
China
Prior art keywords
semi
finished product
sanding
steel pipe
equipment
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Pending
Application number
CN202010182936.6A
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Chinese (zh)
Inventor
冯建军
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Zhengzhou Chenglong Teaching Equipment Co ltd
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Zhengzhou Chenglong Teaching Equipment Co ltd
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Priority to CN202010182936.6A priority Critical patent/CN111347222A/en
Publication of CN111347222A publication Critical patent/CN111347222A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B16/00—Spray booths
    • B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
    • 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
    • B05D3/02—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 by baking
    • B05D3/0254—After-treatment
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
    • B05D5/065—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
    • 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
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • B05D7/146—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies to metallic pipes or tubes
    • 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
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
    • 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
    • B05D2202/00—Metallic substrate
    • B05D2202/10—Metallic substrate based on Fe
    • 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
    • B05D2254/00—Tubes
    • B05D2254/02—Applying the material on the exterior of the tube

Abstract

The invention discloses a production process of a student apartment bed, which comprises the following steps: step S1: blanking of a steel pipe: cutting the steel pipe by cutting equipment, and deburring the steel pipe; step S2: punching: punching the cut steel pipe by using punching equipment; step S3: welding: welding the punched steel pipe by welding equipment to form a semi-finished product, and cooling the semi-finished product; step S4: sanding: sanding the semi-finished product by sanding equipment; step S5: spraying: spraying paint on the sanded semi-finished product by using spraying equipment; step S6: baking varnish: placing the sprayed semi-finished product in drying equipment at the temperature of 140-180 ℃ for drying; step S7: assembling: assembling and shaping the dried semi-finished product by using a fixing device; the paint used for spraying is wear-resistant paint, and comprises the following components: 12% of silicon dioxide, 13% of aluminum oxide, 35% of n-propanol, 14% of deionized water, 10% of basic magnesium carbonate, 13% of pigment, 1% of polyacrylate and 2% of other additives.

Description

Production process and assembly line of student apartment bed
Technical Field
The invention relates to the technical field of furniture, in particular to a production process and a production line of a student apartment bed.
Background
Most of student apartment beds are of a top-bottom type, and the top-bottom type is also called a bunk bed or a square tube iron bed, so that the space is fully utilized, the most use value is constructed in the minimum range, meanwhile, various styles are randomly selected, the bunk beds are simple, practical and reasonable, a well-ordered, pleasant and harmonious dormitory environment is created, the dormitory becomes more spacious and comfortable, the quality of life of students is improved, and each student using the bunk beds can take a full rest and feel relaxed after a profound and tense learning rhythm.
The existing student apartment bed is manufactured without a corresponding production process and a corresponding production line, only by means of experience of workers, the production is complicated, labor and time are consumed, and the sizes of the manufactured beds are different, so that the problem that how to design the production process and the production line of the student apartment bed is needed to be solved urgently is solved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a production process and a production line of a student apartment bed, which are used for solving the problems that the sizes of manufactured beds are different and the quality is low due to the fact that no corresponding production process and production line exist in the prior art, and meanwhile, human resources and time resources are consumed.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process of a student apartment bed comprises the following steps:
step S1: cutting the steel pipe by cutting equipment, and deburring the steel pipe;
step S2: punching the cut steel pipe by using punching equipment;
step S3: welding the punched steel pipe by welding equipment to form a semi-finished product, and cooling the semi-finished product;
step S4: sanding the semi-finished product by sanding equipment;
step S5: spraying paint on the sanded semi-finished product by using spraying equipment;
step S6: placing the sprayed semi-finished product in drying equipment at the temperature of 140-180 ℃ for drying;
step S7: assembling and shaping the dried semi-finished product by using a fixing device;
in step S5, the paint used for spraying is wear-resistant paint, and the wear-resistant paint comprises the following components in percentage by weight: 12% of silicon dioxide, 13% of aluminum oxide, 35% of normal propyl alcohol, 14% of deionized water, 10% of basic magnesium carbonate, 13% of pigment, 1% of polyacrylate and 2% of other additives, wherein the total amount is 100%.
Through above-mentioned technical scheme, make student's apartment bed possess a set of complete production technology in manufacturing process, make according to production technology, improved production efficiency, also promoted the quality of the apartment bed of making out to, at the in-process of spraying lacquer, adopt wear-resisting lacquer, improved the adhesive force of lacquer, also improved lacquer surface wear resistance, and, also can modulate different colours according to the requirement of difference for the surface of spraying is colorful various.
The invention is further configured to: the step S3 includes:
step S31: acquiring the restraint quantity of the punched steel pipe according to the structural characteristics of the punched steel pipe, wherein the restraint quantity is the deformation restraint quantity of the punched steel pipe;
step S32: determining the welding sequence of the punched steel pipes according to the restraint quantity of the punched steel pipes;
step S33: according to the welding sequence of the punched steel pipes, the punched steel pipes are welded to form semi-finished products, and the semi-finished products are cooled.
The invention is further configured to: in step S31, the constraint amount includes a constraint force and a constraint degree, and the constraint degree is the number of members connected to the pierced steel pipe.
The invention is further configured to: in step S32, it is determined whether the degree of constraint of each of the punched steel tubes is the same;
if so, determining the welding sequence according to the magnitude of the restraining force of each punched steel pipe;
and if not, determining the welding sequence of each punched steel pipe according to the size of the constraint degree.
The invention is further configured to: in step S33, the semi-finished product is cooled by air cooling in which cooling compressed air is sprayed back and forth along the direction of the weld joint.
Through the technical scheme, the punched steel pipe with large constraint quantity can be welded firstly, so that the influence of the welding deformation of the punched steel pipe welded firstly on the welding deformation of the subsequent punched steel pipe can be reduced, the welding deformation of the punched steel pipe is further reduced, and meanwhile, the punched steel pipe after welding is cooled rapidly, so that the temperature difference between a welding seam and the surrounding area is reduced rapidly, the welding deformation of the punched steel pipe is further reduced, and the welding processing precision of the punched steel pipe is improved.
The invention is further configured to: the step S4 includes:
step S41: conveying the placer to an ore bin at the upper part of the sanding device through a conveying belt, and continuously and uniformly blanking the placer to a sanding bin of the sanding device from a discharge port at the lower part of the ore bin;
step S42: placing the semi-finished product in a sanding bin of sanding equipment, fixing the semi-finished product through a fixing frame, wherein a plurality of leakage holes are formed in the bottom of the sanding bin, and continuously sanding the semi-finished product by the sanding equipment under the driving of a motor;
step S43: the sand ore falling from the sanding bin is discharged into a hopper of the bucket elevator through a plurality of leak holes and is further conveyed into an ore bin of the sanding equipment.
Through the technical scheme, a certain coarsening surface can be formed on the surface of the semi-finished product, the coarsening surface has a plurality of fine gullies and micron-sized holes, and the gullies and the holes exist, so that when the semi-finished product is sprayed, the coating enters the structures, and the mechanical interlocking effect of the coating on the surface of the semi-finished product is increased, thereby improving the bonding strength of the surface of the semi-finished product and the coating.
The invention is further configured to: the step S5 includes:
step S51: cleaning the surface of the semi-finished product after sanding;
step S52: uniformly spraying a primer on the surface of the semi-finished product, preheating the primer on the surface of the semi-finished product in an environment of 35-70 ℃, wherein the preheating time lasts for 20-30 minutes;
step S53: and spraying paint on the semi-finished product again, and cooling the semi-finished product to below 30 ℃.
Through the technical scheme, after the semi-finished product is subjected to primer spraying, the semi-finished product is placed in an environment of 35-70 ℃ to be preheated for 20-30 minutes, so that the primer can be favorably attached to the surface of the semi-finished product, and then is cooled to below 30 ℃, so that the primer on the surface of the semi-finished product can be favorably solidified.
The invention is further configured to: in step S5, the 2% other additives include 0.6% thickener and 1.4% defoamer.
By the technical scheme, the thickening agent can effectively improve the viscosity of the coating, is easy to brush and dry, has a water-resistant paint film and is scrubbing-resistant, and the service life of a semi-finished product can be prolonged.
The invention is further configured to: in step S6, the sprayed semi-finished product is placed in a drying device at 160 ℃ for drying for 20 to 30 minutes.
Through the technical scheme, the solidification of the sprayed paint on the surface of the semi-finished product can be accelerated, and the using effect is good.
A production line for student apartment beds comprising: the student apartment bed production system comprises a control device, a cutting device, a punching device, a welding device, a sanding device, a spraying device and a drying device, wherein the control device is electrically connected with the cutting device, the punching device, the welding device, the sanding device, the spraying device and the drying device respectively, the student apartment bed is produced through the cutting device, the punching device, the welding device, the sanding device and the drying device in sequence and finally assembled and shaped, and a bag-type dust collector is arranged on the sanding device and used for collecting dust generated in the sanding process.
Through above-mentioned technical scheme, make student's apartment bed possess one set of complete production water line in manufacturing process, make according to production water line, improved production efficiency, also promoted the quality of the apartment bed of making out to, be provided with the sack cleaner on sanding equipment, can collect the dust that gives out at sanding in-process, help improving staff's operational environment.
In conclusion, the invention has the following beneficial effects:
(1) by the production process of the student apartment bed, the student apartment bed has a set of complete production process in the manufacturing process, and is manufactured according to the production process, so that the production efficiency is improved, the quality of the manufactured apartment bed is also improved, in addition, in the paint spraying process, wear-resistant paint is adopted, the paint adhesion is improved, the paint surface wear resistance is also improved, in addition, different colors can be modulated according to different requirements, and the sprayed surfaces are colorful and diversified;
(2) by the welding equipment, the punched steel pipe with large restraint quantity can be welded firstly, so that the welding deformation of the punched steel pipe is reduced, and meanwhile, the welded punched steel pipe is cooled rapidly, so that the temperature difference between a welding seam and the surrounding area is reduced rapidly, the welding deformation of the punched steel pipe is further reduced, and the welding machining precision of the punched steel pipe is improved; through the sanding equipment, a certain roughened surface can be formed on the surface of the semi-finished product, which is beneficial to the mechanical interlocking action of paint and the surface of the semi-finished product, so that the bonding strength of the surface of the semi-finished product and the paint is improved;
(3) the thickening agent is added into the paint components, so that the viscosity of the paint can be effectively improved, the paint is easy to brush and dry, the paint film is water-resistant and scrubbing-resistant, the service life of the semi-finished product can be prolonged, and the sprayed semi-finished product is dried, so that the paint can be solidified on the surface of the semi-finished product.
Drawings
FIG. 1 is a process flow diagram of a process for producing a student apartment bed of the present invention;
FIG. 2 is a process flow diagram of the welding process of the present invention;
FIG. 3 is a process flow diagram of the sanding process of the present invention;
FIG. 4 is a process flow diagram of the spray coating process of the present invention;
fig. 5 is a block diagram showing the connection of the devices of the production line of the student apartment bed of the present invention.
Reference numerals: 1. a control device; 2. cutting equipment; 3. a punching device; 4. welding equipment; 5. sanding equipment; 6. spraying equipment; 7. a drying device; step S1; step S2; step S3; step S31; step S32; step S33; step S41; step S42; step S43; step S51; step S52; step S53.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, which is a process flow diagram of a production process of a student apartment bed of the present invention, as shown in the figure, the production process of the student apartment bed of the present invention can include steps of blanking steel pipes, punching, welding, sanding, spraying, baking and assembling, and by the production process of the student apartment bed of the present invention, the student apartment bed has a complete production process in the manufacturing process, and the manufacturing is performed according to the production process, so that the production efficiency is improved, and the quality of the manufactured apartment bed is also improved, specifically, the process steps may specifically include:
step S1: cutting the steel pipe by the cutting equipment 2, and deburring the steel pipe; specifically, in step S1, the sizes of the cut steel pipes are generally different, and various size data to be cut can be preset in the cutting device 2 for backup and time saving, and as to how to set the sizes in the cutting device, those skilled in the art should understand that, therefore, the detailed description is omitted, and then the cut steel pipes can be deburred by using the grinding wheel.
Step S2: punching the cut steel pipe by using punching equipment 3; specifically, the cut steel pipe is placed on the punching device 3, and the steel pipe is rapidly punched by the punch of the punching device 3, but of course, burrs may be formed around the hole during the punching process, and the deburring treatment may be performed by using a grinding wheel.
Step S3: welding the punched steel pipe by welding equipment 4 to form a semi-finished product, and cooling the semi-finished product; specifically, in this embodiment, the step S3 may include:
step S31: acquiring the restraint quantity of the punched steel pipe according to the structural characteristics of the punched steel pipe, wherein the restraint quantity can be the deformation restraint quantity of the punched steel pipe; more specifically, in step S31, the constraint quantity may include a constraint force and a constraint degree, where the constraint degree is the number of components connected to the punched steel tube;
step S32: determining the welding sequence of the punched steel pipes according to the restraint quantity of the punched steel pipes; more specifically, in step S32, it may be determined whether the degree of constraint of each of the punched steel tubes is the same, if yes, the welding sequence is determined according to the magnitude of the constraint force of each of the punched steel tubes, and if not, the welding sequence of each of the punched steel tubes is determined according to the magnitude of the degree of constraint;
step S33: welding the punched steel pipes according to the welding sequence of the punched steel pipes to form semi-finished products, and cooling the semi-finished products; more specifically, in step S33, the cooling method for the semi-finished product may be air cooling, and the air cooling method is to spray cooling compressed air to and fro along the direction of the weld joint, and of course, the semi-finished product may also be naturally cooled, which is not limited in this respect.
Therefore, the punched steel pipe with large constraint quantity can be welded at first, so that the influence of the welding deformation of the punched steel pipe welded at first on the welding deformation of the subsequent punched steel pipe can be reduced, the welding deformation of the punched steel pipe is further reduced, and meanwhile, the punched steel pipe after welding is cooled rapidly, so that the temperature difference between a welding seam and the surrounding area is reduced rapidly, the welding deformation of the punched steel pipe is further reduced, and the welding machining precision of the punched steel pipe is improved.
Step S4: sanding the semi-finished product by sanding equipment 5; more specifically, the step S4 may include:
step S41: conveying the placer to an ore bin at the upper part of the sanding device 5 through a conveying belt, and continuously and uniformly blanking the placer to a sanding bin of the sanding device 5 from a discharge port at the lower part of the ore bin; of course, the placer can be sent to the ore bin of the sanding device 5 by the small cart, and the invention does not limit how the placer is sent to the ore bin;
step S42: placing the semi-finished product in a sanding bin of sanding equipment 5, fixing the semi-finished product by using a fixed frame, wherein a plurality of leak holes are formed in the bottom of the sanding bin, and continuously sanding the semi-finished product by the sanding equipment 5 under the driving of a motor; in the embodiment, the diameter of the leak hole is between 3cm and 5cm, so that the sand ore is prevented from being accumulated in the sand blasting bin, and the sand blasting effect is prevented from being influenced;
step S43: the placer falling from the sanding bin is dropped into a hopper of a bucket elevator through a plurality of leak holes and further conveyed into an ore bin of the sanding device 5; so as to realize the cyclic utilization of placer, the preferred can be provided with the sack cleaner on sanding equipment 5 to collect the dust that sanding equipment 5 distributed out, build a clean sanitary operational environment for the staff.
Therefore, a certain coarsening surface can be formed on the surface of the semi-finished product, the coarsening surface has a plurality of fine gullies and micron-sized holes, and the gullies and the holes exist, so that when the semi-finished product is sprayed, the coating enters the structures, the mechanical interlocking effect of the coating on the surface of the semi-finished product is increased, the bonding strength of the surface of the semi-finished product and the coating is improved, meanwhile, the semi-finished product is derusted and polished by adopting the sanding device 5, automatic continuous feeding, mechanical sanding and intelligent discharging can be realized, and the practicability is high.
Step S5: the semi-finished product after sanding is sprayed with paint through a spraying device 6; more specifically, the step S5 may include:
step S51: cleaning the surface of the semi-finished product after sanding; preferably, in this embodiment, water washing and then drying may be adopted, and other cleaning methods may be adopted according to actual situations, which is not limited in the present invention;
step S52: uniformly spraying a primer on the surface of the semi-finished product, preheating the primer on the surface of the semi-finished product in an environment of 35-70 ℃, wherein the preheating time lasts for 20-30 minutes; preferably, in this embodiment, the preheating temperature may be 65 ℃ and the preheating time may be 25 minutes, and of course, according to the actual situation, the preheating temperature may be increased or decreased, and the preheating time may also be prolonged or shortened, which is not limited in the present invention;
step S53: and spraying paint on the semi-finished product again, and cooling the semi-finished product to below 30 ℃.
Therefore, after the primer is sprayed on the semi-finished product, the semi-finished product is placed in an environment of 35-70 ℃ to be preheated for 20-30 minutes, the primer is favorably attached to the surface of the semi-finished product, and the semi-finished product is cooled to below 30 ℃ to be favorable for solidifying the primer on the surface of the semi-finished product.
In this embodiment, the paint used for spraying is an abrasion-resistant paint, and the abrasion-resistant paint comprises the following components in percentage by weight: 12 percent of silicon dioxide, 13 percent of aluminum oxide, 35 percent of normal propyl alcohol, 14 percent of deionized water, 10 percent of basic magnesium carbonate, 13 percent of pigment, 1 percent of polyacrylate and 2 percent of other additives, the total amount is 100 percent, preferably, the 2 percent of other additives can comprise 0.6 percent of thickening agent and 1.4 percent of defoaming agent, the thickening agent can effectively improve the viscosity of the paint, the paint is easy to paint and dry quickly, the paint film is water-resistant and scrub-resistant, the service life of a semi-finished product can be prolonged, thereby, the wear-resistant paint is adopted, the adhesive force of the paint is improved, the wear-resistant performance of the paint surface is also improved, and different colors can be modulated according to different requirements, so that the sprayed surface is colorful and diversified, the components and the proportion of the paint are disclosed in the invention, the proportion of the components can be randomly changed without creative processes, are within the scope of the invention.
Step S6: placing the sprayed semi-finished product in drying equipment 7 at 140-180 ℃ for drying; more specifically, in step S6, the sprayed semi-finished product is placed in a drying device at 160 ℃ for drying for 20 minutes to 30 minutes, preferably, the drying time may be 25 minutes.
Step S7: assembling and shaping the dried semi-finished product by using a fixing device; preferably, the dried semi-finished product can be fixed by using bolts and nuts, so that the cost is saved, and the fixing mode of the semi-finished product can be changed according to actual conditions.
The invention also provides a production line of the student apartment bed, which specifically comprises: the control device 1, the cutting device 2, the punching device 3, the welding device 4, the sanding device 5, the spraying device 6 and the drying device 7, more specifically, the control device 1 is electrically connected to the cutting device 2, the punching device 3, the welding device 4, the sanding device 5, the spraying device 6 and the drying device 7, that is, the production of the student apartment bed sequentially passes through a cutting device 2, a punching device 3, a welding device 4, a sanding device 5, a spraying device 6 and a drying device 7, and finally, the semi-finished product is assembled and shaped by a fixing device to form the student apartment bed, the fixing device can be combined by bolts and nuts, preferably, in this embodiment, the sanding device 5 is provided with a bag-type dust collector for collecting dust generated during sanding, so as to create a clean and sanitary working environment for workers.
Therefore, through the production line, the student apartment bed has a complete production line in the manufacturing process, and is manufactured according to the production line, so that the production efficiency is improved, and the quality of the manufactured apartment bed is also improved.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (10)

1. The production process of the student apartment bed is characterized by comprising the following steps:
step S1: cutting the steel pipe by using cutting equipment (2), and deburring the steel pipe;
step S2: punching the cut steel pipe by using punching equipment (3);
step S3: welding the punched steel pipe by welding equipment (4) to form a semi-finished product, and cooling the semi-finished product;
step S4: sanding the semi-finished product by sanding equipment (5);
step S5: spraying paint on the sanded semi-finished product through spraying equipment (6);
step S6: placing the sprayed semi-finished product in drying equipment (7) at the temperature of 140-180 ℃ for drying;
step S7: assembling and shaping the dried semi-finished product by using a fixing device;
in step S5, the paint used for spraying is wear-resistant paint, and the wear-resistant paint comprises the following components in percentage by weight: 12% of silicon dioxide, 13% of aluminum oxide, 35% of normal propyl alcohol, 14% of deionized water, 10% of basic magnesium carbonate, 13% of pigment, 1% of polyacrylate and 2% of other additives, wherein the total amount is 100%.
2. The production process of a student apartment bed according to claim 1, wherein the step S3 includes:
step S31: acquiring the restraint quantity of the punched steel pipe according to the structural characteristics of the punched steel pipe, wherein the restraint quantity is the deformation restraint quantity of the punched steel pipe;
step S32: determining the welding sequence of the punched steel pipes according to the restraint quantity of the punched steel pipes;
step S33: according to the welding sequence of the punched steel pipes, the punched steel pipes are welded to form semi-finished products, and the semi-finished products are cooled.
3. The production process of a student apartment bed according to claim 2, wherein in step S31, the restraint amount includes a restraint force and a degree of restraint, the degree of restraint being the number of components connected to the punched steel pipe.
4. The production process of a student apartment bed according to claim 3, wherein in step S32, it is determined whether the degree of constraint of each of the punched steel pipes is the same;
if so, determining the welding sequence according to the magnitude of the restraining force of each punched steel pipe;
and if not, determining the welding sequence of each punched steel pipe according to the size of the constraint degree.
5. The manufacturing process of student apartment bed according to claim 4, wherein in step S33, the cooling of the semi-finished product is performed by air cooling by spraying cooling compressed air in a reciprocating manner in the direction of the welded joint.
6. The production process of a student apartment bed according to claim 1, wherein the step S4 includes:
step S41: conveying the placer to an ore bin at the upper part of the sanding device (5) through a conveying belt, and continuously and uniformly discharging the placer to a sanding bin of the sanding device (5) from a discharge hole at the lower part of the ore bin;
step S42: placing the semi-finished product in a sanding bin of sanding equipment (5) and fixing the semi-finished product through a fixing frame, wherein a plurality of leak holes are formed in the bottom of the sanding bin, and the sanding equipment (5) performs continuous sanding on the semi-finished product under the driving of a motor;
step S43: the placer falling from the sanding bin falls into a hopper of a bucket elevator through a plurality of leak holes and is further conveyed into an ore bin of sanding equipment (5).
7. The production process of a student apartment bed according to claim 1, wherein the step S5 includes:
step S51: cleaning the surface of the semi-finished product after sanding;
step S52: uniformly spraying a primer on the surface of the semi-finished product, preheating the primer on the surface of the semi-finished product in an environment of 35-70 ℃, wherein the preheating time lasts for 20-30 minutes;
step S53: and spraying paint on the semi-finished product again, and cooling the semi-finished product to below 30 ℃.
8. The process for producing a student apartment bed as claimed in claim 1, wherein in step S5, the 2% additional additives include 0.6% thickener and 1.4% defoamer.
9. The manufacturing process of student apartment bed according to claim 1, characterized in that in step S6, the sprayed semi-finished product is placed in a drying device (7) at 160 ℃ for 20 to 30 minutes for drying.
10. A production line for student apartment beds, comprising: the automatic sand blasting machine comprises a control device (1), a cutting device (2), a punching device (3), a welding device (4), a sanding device (5), a spraying device (6) and a drying device (7), wherein the control device (1) is respectively electrically connected with the cutting device (2), the punching device (3), the welding device (4), the sanding device (5), the spraying device (6) and the drying device (7), the production of the student apartment bed sequentially passes through the cutting device (2), the punching device (3), the welding device (4), the sanding device (5), the spraying device (6) and the drying device (7), and finally is assembled and shaped, wherein a bag-type dust collector is arranged on the sanding device (5) and used for collecting dust generated in the sanding process.
CN202010182936.6A 2020-03-16 2020-03-16 Production process and assembly line of student apartment bed Pending CN111347222A (en)

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