CN112890406A - Schoolbag and manufacturing method thereof - Google Patents
Schoolbag and manufacturing method thereof Download PDFInfo
- Publication number
- CN112890406A CN112890406A CN202011598228.7A CN202011598228A CN112890406A CN 112890406 A CN112890406 A CN 112890406A CN 202011598228 A CN202011598228 A CN 202011598228A CN 112890406 A CN112890406 A CN 112890406A
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- Prior art keywords
- groove
- block
- schoolbag
- rod
- carbon fiber
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/004—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore making articles by joining parts moulded in separate cavities, said parts being in said separate cavities during said joining
Abstract
The invention discloses a schoolbag and a manufacturing method thereof, comprising the following steps: cutting cloth; compounding: compounding the cut upper-layer carbon fiber cloth, the cut lower-layer carbon fiber cloth and a steel wire mesh layer arranged between the upper-layer carbon fiber cloth and the lower-layer carbon fiber cloth into carbon fiber composite cloth, heating and adhering the carbon fiber composite cloth on a schoolbag body mold, a schoolbag cover mold and a shoulder strap mold through electric soldering irons, and then placing the schoolbag body mold, the schoolbag cover mold and the shoulder strap mold on a tube coiling machine for coiling and forming according to the shape of a schoolbag; winding a belt; demolding; stripping, cutting and grinding burrs; coating; sewing to obtain the finished schoolbag. The adjustable pressing rod is added to the pipe coiling machine in the compounding step, the bag body die, the schoolbag cover die and the shoulder strap die can be flexibly pressed, different arcs are met, the schoolbag with different models and sizes can be sewn in the final forming process, multiple layers of materials can be more tightly pressed, the wear resistance is improved, and the service life is prolonged.
Description
Technical Field
The invention belongs to the technical field of schoolbag manufacturing, and particularly relates to a schoolbag and a manufacturing method thereof.
Background
Students in middle and primary schools have the nature of being loved to play, and often go back after playing outside when going home, so that schoolbag carried with them is easy to wear when playing, the service life is shortened, and students often grow comparatively and need schoolbag of different models.
Disclosure of Invention
The invention provides a manufacturing method which is not easy to wear and meets different models in order to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a schoolbag comprises a schoolbag body, a schoolbag cover arranged on the schoolbag body and shoulder straps arranged on the schoolbag body; the bag body, the schoolbag cover and the shoulder straps are made of carbon fiber composite cloth.
A method of manufacture comprising the steps of: (1) fabric cutting: taking out the carbon fiber cloth stored at the temperature of between 5 ℃ below zero and 0 ℃, unfreezing the carbon fiber cloth for two hours, cutting the carbon fiber cloth according to the specification, and keeping the temperature at 20 ℃ to 22 ℃ and the humidity at 50 to 55 percent; (2) compounding: compounding the cut upper-layer carbon fiber cloth, the cut lower-layer carbon fiber cloth and a steel wire mesh layer arranged between the upper-layer carbon fiber cloth and the lower-layer carbon fiber cloth into carbon fiber composite cloth, heating and adhering the carbon fiber composite cloth on a schoolbag body mold, a schoolbag cover mold and a shoulder strap mold through electric soldering irons, and then placing the schoolbag body mold, the schoolbag cover mold and the shoulder strap mold on a tube coiling machine for coiling and forming according to the shape of a schoolbag; (3) tape winding: placing the rolled bag body mould, the schoolbag cover mould and the shoulder belt mould on a lifting carrier roller horizontal winding machine to wind an OPP belt; (4) baking and forming: placing the bag body mould, the schoolbag cover mould and the shoulder strap mould wound with the OPP belt in a high-temperature curing furnace for high-temperature curing, and curing and forming the bag body mould, the schoolbag cover mould and the shoulder strap mould for 3 hours at the temperature of 300 ℃; (5) demolding: demolding the grinding tool on the inner side of the carbon fiber composite cloth by a core stripper of the bag body mold, the schoolbag cover mold and the shoulder belt mold which are molded by baking to obtain a finished product of the bag body, the schoolbag cover and the shoulder belt; (6) strip releasing, cutting off and burr grinding: the OPP tape wound in the step (3) is disassembled, and then the product is cut and the cut edge is polished; (7) coating: placing the polished finished product in a coating machine for coating color; (8) sewing a finished schoolbag product: and sewing the colored bag body, the colored bag cover and the colored shoulder straps according to the shape of a finished product.
The pipe coiling machine comprises a base, a motor arranged on the base, an operating platform arranged on the base, a supporting block symmetrically arranged on the base, a first rotating rod with two ends respectively and rotatably arranged on the operating platform and the expenditure block, a first pressing rod arranged on the first rotating rod, a first transmission belt used for driving the first rotating rod to rotate, an adjusting component arranged on the operating platform, a polishing component arranged on the first rotating rod and a cutting component arranged on the operating platform. The adjusting part comprises a first empty groove arranged on the operating platform, a first fixed rod arranged on the first empty groove, an adjusting rod rotatably arranged on the first fixed rod, an adjusting spring arranged on the first empty groove and two ends of the adjusting spring are respectively connected with the adjusting rod and the operating platform, a first notch arranged on the adjusting rod, a first limiting groove arranged on the operating platform, a second rotating rod arranged on the first notch, a second pressing rod rotatably arranged on the second rotating rod, an adjusting handle rotatably arranged on the adjusting rod and a limiting assembly for fixing the adjusting rod to rotate; the first notch is matched with the second rotating rod in an anti-falling way; the central axes of the first pressing rod and the second pressing rod are kept parallel; the second rotating rod can slide in the first notch.
The motor starts, let first bull stick rotate through first drive belt, it rotates to drive first suppression pole, put into first suppression pole and second suppression pole to the mould that needs the suppression, just can roll up the system shaping, compress tightly through pole and pole, can let the mould become the radian on the one hand, on the other hand can make carbon borer fiber cloth, carbon borer fiber cloth and wire net press down and become inseparabler, thereby improve closely knit degree and improve the abrasionproof and decrease performance, thereby improve the life of schoolbag, can let spacing subassembly remove spacingly when adjusting handle rotates, thereby make the regulation pole rotate, make the second bull stick can reciprocate at first spacing groove, just so can roll up the mould that the radian is different, then can be through the schoolbag mould that these radians are different, can sew out different specification and dimension's schoolbag, in order to satisfy student's operation requirement.
The limiting assembly comprises a convex block arranged on the adjusting handle, a second empty groove arranged on the adjusting rod, a first push block slidably arranged on the second empty groove, a third rotating rod rotatably arranged on the first push block, second notches symmetrically arranged on the second empty groove, limiting blocks symmetrically arranged on the third rotating rod, convex teeth arranged on the limiting blocks and tooth grooves arranged on the operating platform; the third rotating rod can slide in the second notch; the adjusting handle rotates, the convex block pushes the first pushing block, the convex teeth are separated from the tooth grooves, and the adjusting rod rotates.
When the second pressing rod needs to move up and down, the adjusting handle is pressed firstly, the convex block can push the first pushing block when the adjusting handle rotates, the first pushing block is moved to the right, the convex teeth on the limiting block can be separated from the tooth spaces, then the adjusting rod can rotate, wherein if the adjusting rod needs to move down, the rotating adjusting handle is directly pressed, if the adjusting rod needs to move up, the rotating adjusting handle is pressed, the adjusting rod slowly rises under the push of the adjusting spring, if the distance between the first pressing rod and the second pressing rod is determined, only the thumb is needed to press the adjusting rod to reset the adjusting handle, then the first pushing block can also reset, so that the convex teeth are meshed with the tooth spaces, the adjusting spring can push the adjusting rod to have an upward movement trend, and the tooth spaces and the convex teeth are opposite to the upward direction, so prevent to adjust pole upward movement, two power counterbalance for the second suppresses the pole and is stable motionless, thereby all is even when making moulds such as suppression schoolbag, sews out the schoolbag after rolling up, can improve the overall quality of schoolbag, increases the practicality.
The polishing component comprises a polishing groove arranged on the first pressing rod, a second limiting groove arranged on the polishing groove, a sliding block arranged on the supporting block in a sliding manner, a guide groove arranged on the supporting block, a polishing spring used for resetting the sliding block, a first fixing component arranged on the sliding block, a cutting component arranged on the sliding block, a second fixing component arranged on the polishing groove, and a third fixing component symmetrically arranged on the second limiting groove; one end of the guide groove can be communicated with the second limiting groove; the abrasive paper can be installed on the second spacing groove, and first depression bar rotates, lets the abrasive paper wind on the groove of polishing.
There is abrasive paper on the groove of polishing, can polish to the cutting edge after the cutting, but abrasive paper's life is limited, need change often, if need change, press the slider earlier, let the guide way expose, then hold abrasive paper, place that the opening is little is entered into from the big place of guide way opening, then through the direction just can be very easy enter into the second spacing groove in, the fixed subassembly of third and the fixed subassembly of second can let the winding polish again the abrasive paper on the groove fixed, like this, when cutting edge is polished to the schoolbag, can polish better effect, thereby reduce the schoolbag defect, improve the finished product quality.
The first fixing component comprises a first groove arranged on the sliding block, a second pushing block arranged on the first groove in a sliding manner, a pushing part arranged on the second pushing block, a first fixing spring used for pushing the second pushing block, a second groove arranged on the supporting block and a third pushing block arranged on the second groove; the third pushing block can push the pushing part, and the pushing part can enter the second groove to push the second pushing block; when the slide block needs to be fixed: the sliding block is pushed and fixed when the second pushing block enters the second groove; when the slide block needs to be unlocked: the third push block is pushed to enable the push part to enter the first groove, and the first fixed spring pushes the sliding block to reset.
When needs are fixed to the slider, the slider moves toward second recess direction, if first recess and second recess have aimed at, promote the second ejector pad under first fixed spring's the effect, let first portion of pushing away enter into on the second recess, the slider is fixed this moment, on the one hand can be in the aspect let abrasive paper enter into the second spacing groove, on the other hand, can let the subassembly of tailorring get into and treat the stationary state, prepare for later from tailorring, when not needing the slider to fix, promote the third ejector pad, let first portion of pushing away enter into first recess, then let the slider reset under the effect of the spring of polishing, make abrasive paper get into operating condition, edging for later provides convenience, thereby improve polishing efficiency, improve the production efficiency of schoolbag.
The cutting assembly comprises a third empty groove arranged on the supporting block, a second fixed rod arranged on the sliding block, a cutting block rotatably arranged on the second fixed rod, and a blade arranged on the cutting block; the cutting block can come out of the third empty groove; when the slider is fixed, the cutting block comes out from the third empty groove, and abrasive paper is wound on the grinding groove, and if the length of the abrasive paper is greater than that of the grinding groove, the abrasive paper can be cut by the blade.
When the slider is fixed, cut out the piece and come out from the third dead slot, the higher authority of cutting out the piece is equipped with the blade, abrasive paper begins to roll up on the groove of polishing, if abrasive paper is too long, through rotating first suppression pole, unnecessary abrasive paper can be changeed to on the blade, thereby cut out to abrasive paper, and the second dead lever is in the well top of cutting out the piece, so when abrasive paper is pushing away the piece of cutting out, cut out the piece and can slightly rotate earlier, let blade and the contained angle between the groove of polishing diminish, and make later abrasive paper all enter into on the blade, thereby make and cut out evenly, let abrasive paper hug closely at the groove edge of polishing, thereby make abrasive paper more stable when being fixed, schoolbag preparation quality has been improved.
The second fixing assembly comprises a third groove arranged on the first pressing rod, a fourth pushing block arranged on the third groove in a sliding mode, a second fixing spring used for enabling the fourth pushing block to reset, and a guide arc arranged on the fourth pushing block.
Can promote the fourth ejector pad when sand paper is put into the second spacing groove, let the fourth ejector pad enter into the third recess, then first suppression pole rotates, sand paper can hug closely on the groove of polishing, like this, the fourth ejector pad can reset, and sand paper is just below the guiding arc this moment, after rotating the round, explain that sand paper twines on the groove of polishing, wherein one end can promote the guiding arc, also hug closely the groove of polishing to sand paper one end, make sand paper can both ends all twine on the groove of polishing, it is fixed to form, thereby make sand paper more stable when being fixed, schoolbag preparation quality has been improved.
The third fixing assembly comprises a fourth groove arranged on the second limiting groove, a fifth pushing block arranged on the fourth groove, a third fixing spring used for enabling the fifth pushing block to reset, and a chamfer arranged on the fifth pushing block.
When sand paper entered into the second spacing groove through the guide way, promote the chamfer of fifth ejector pad earlier, then its one end promotes the fourth ejector pad again, when sand paper hugs closely the groove of polishing, the sand paper on the second spacing groove will be fixed to the fifth ejector pad, through third fixed spring, presss from both sides tightly sand paper, forms fixedly to it is more stable when making sand paper fixed, has improved schoolbag preparation quality.
The cutting part comprises a fourth rotating rod, a second conveyor belt and a cutting blade, wherein two ends of the fourth rotating rod are respectively and rotatably arranged on the first empty groove, the second conveyor belt is used for driving the fourth rotating rod to rotate, and the cutting blade is arranged on the fourth rotating rod; first bull stick rotates, let the fourth bull stick rotate through the second conveyer belt, make the cutting piece take place to rotate, cut the product that needs the cutting, like this, a staff is at the one end work of reelpipe machine, the other end that moulds such as the schoolbag that the book was made can reach the reelpipe machine lets another staff collect, and in the time of collecting, can cut the mould that needs the cutting, polish on one side again when cutting is good, in order as far as, improve the smoothness nature of step, thereby improve the production efficiency of schoolbag.
In summary, the invention has the following advantages: through increase the suppression pole that can adjust on the rolling machine, suppression inclusion mould, schoolbag lid mould, the baldric mould that can be nimble for satisfy different arcs, can sew out the schoolbag of different models and size in the time of letting last shaping, can let inseparabler in addition between the multilayer material in the suppression, increase the wearability, thereby improve life.
Drawings
Fig. 1 is a first structural schematic diagram of the present invention.
Fig. 2 is a second structural schematic diagram of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a cross-sectional view taken along a-a of fig. 3.
Fig. 5 is a partial schematic view of a stop assembly of the present invention.
Fig. 6 is a partial schematic view of a third fixing assembly of the present invention.
Fig. 7 is an enlarged view of a portion a in fig. 4.
Fig. 8 is an enlarged view at B in fig. 2.
Detailed Description
As shown in fig. 1, a schoolbag and a manufacturing method thereof comprise a schoolbag body 1, a schoolbag cover 11 and shoulder straps 12; the schoolbag cover 11 is arranged on the schoolbag body 1, and the shoulder belt 12 is arranged on the schoolbag body 1; the bag body 1, the bag cover 11 and the shoulder straps 12 are made of carbon fiber composite cloth.
A schoolbag and a manufacturing method thereof comprise the following steps: (1) fabric cutting: taking out the carbon fiber cloth stored at the temperature of between 5 ℃ below zero and 0 ℃, unfreezing the carbon fiber cloth for two hours, cutting the carbon fiber cloth according to the specification, and keeping the temperature at 20 ℃ to 22 ℃ and the humidity at 50 to 55 percent; (2) compounding: compounding the cut upper-layer carbon fiber cloth, the cut lower-layer carbon fiber cloth and a steel wire mesh layer arranged between the upper-layer carbon fiber cloth and the lower-layer carbon fiber cloth into carbon fiber composite cloth, heating and adhering the carbon fiber composite cloth on a schoolbag body mold, a schoolbag cover mold and a shoulder strap mold through electric soldering irons, and then placing the schoolbag body mold, the schoolbag cover mold and the shoulder strap mold on a tube coiling machine for coiling and forming according to the shape of a schoolbag; (3) tape winding: placing the rolled bag body mould, the schoolbag cover mould and the shoulder belt mould on a lifting carrier roller horizontal winding machine to wind an OPP belt; (4) baking and forming: placing the bag body mould, the schoolbag cover mould and the shoulder strap mould wound with the OPP belt in a high-temperature curing furnace for high-temperature curing, and curing and forming the bag body mould, the schoolbag cover mould and the shoulder strap mould for 3 hours at the temperature of 300 ℃; (5) demolding: demolding the grinding tool on the inner side of the carbon fiber composite cloth by a core stripper of the baked and molded bag body mold, the schoolbag cover mold and the shoulder strap mold to obtain a bag body, a schoolbag cover 11 and a shoulder strap finished product; (6) strip releasing, cutting off and burr grinding: the OPP tape wound in the step (3) is disassembled, and then the product is cut and the cut edge is polished; (7) coating: placing the polished finished product in a coating machine for coating color; (8) sewing a finished schoolbag product: and sewing the colored bag body, the colored bag cover and the colored shoulder straps according to the shape of a finished product.
As shown in fig. 1 to 8, the tube coiling machine comprises a base 21, a motor 22, an operation table 23, a supporting block 24, a first rotating rod 25, a first pressing rod 26, a first driving belt 27, an adjusting component 3, a grinding component 5 and a cutting component 13; the motor 22 is arranged on the base 21, the operating platform 23 is arranged on the base 21, the supporting blocks 24 are symmetrically arranged on the base 21, two ends of a first rotating rod 25 are respectively and rotatably arranged on the operating platform 23 and the pay-out block, a first pressing rod 26 is arranged on the first rotating rod 25, a first transmission belt 27 is used for driving the first rotating rod 25 to rotate, the adjusting component 3 is arranged on the operating platform 23, the grinding component 5 is arranged on the first rotating rod 25, and the cutting component 13 is arranged on the operating platform 23; the motor 22 drives the first rotating rod 25 to rotate through the first belt 27, thereby starting the rotation of the first pressing rod 26.
As shown in fig. 2 and 4, the adjusting component 3 includes a first empty slot 31, a first fixing rod 32, an adjusting rod 33, an adjusting spring 34, a first notch 35, a first limiting slot 36, a second rotating rod 37, a second pressing rod 38, an adjusting handle 39, and a limiting component 4; the first empty groove 31 is arranged on the operating platform 23, the first fixing rod 32 is arranged on the first empty groove 31, the adjusting rod 33 is rotatably arranged on the first fixing rod 32, the adjusting spring 34 is arranged on the first empty groove 31, two ends of the adjusting spring are respectively connected with the adjusting rod 33 and the operating platform 23, the first notch 35 is arranged on the adjusting rod 33, the first limiting groove 36 is arranged on the operating platform 23, the second rotating rod 37 is arranged on the first notch 35, the second pressing rod 38 is rotatably arranged on the second rotating rod 37, the adjusting handle 39 is rotatably arranged on the adjusting rod 33, and the limiting component 4 is used for fixing the adjusting rod 33 to rotate; the first notch 35 is in anti-disengaging fit with the second rotating rod 37; the central axes of the first press bar 26 and the second press bar 38 remain parallel; the second rotating rod 37 can slide in the first notch 35; the adjustment lever 39 is pushed to move downward, and the adjustment lever 33 also moves downward, so that the second rotating lever 37 moves downward, thereby moving the second pressing lever 38 downward.
As shown in fig. 4, 5 and 7, the limiting component 4 includes a protrusion 41, a second empty groove 42, a first pushing block 43, a third rotating rod 44, a second notch 45, a limiting block 46, a convex tooth 47 and a tooth groove 48; the convex block 41 is arranged on the adjusting handle 39, the second hollow groove 42 is arranged on the adjusting rod 33, the first pushing block 43 is slidably arranged on the second hollow groove 42, the third rotating rod 44 is rotatably arranged on the first pushing block 43, the second notches 45 are symmetrically arranged on the second hollow groove 42, the limiting blocks 46 are symmetrically arranged on the third rotating rod 44, the convex teeth 47 are arranged on the limiting blocks 46, and the tooth grooves 48 are arranged on the operating platform 23; the third rotating rod 44 can slide in the second notch 45; the adjustment lever 39 is rotated and the projection 41 pushes the first push block 43, so that the teeth 47 and the teeth grooves 48 are separated, thereby rotating the adjustment lever 33.
As shown in fig. 2 and 8, the grinding component 5 includes a grinding groove 51, a second limit groove 52, a slide block 53, a guide groove 54, a grinding spring 55, a first fixing component 6, a cutting component 7, a second fixing component 8 and a third fixing component 9; the grinding groove 51 is arranged on the first pressing rod 26, the second limit groove 52 is arranged on the grinding groove 51, the sliding block 53 is slidably arranged on the supporting block 24, the guide groove 54 is arranged on the supporting block 24, the grinding spring 55 is used for resetting the sliding block 53, the first fixing component 6 is arranged on the sliding block 53, the cutting component 7 is arranged on the sliding block 53, the second fixing component 8 is arranged on the grinding groove 51, and the third fixing components 9 are symmetrically arranged on the second limit groove 52; one end of the guide groove 54 may communicate with the second limit groove 52; the sandpaper may be mounted in the second retaining groove 52 and the first hold-down bar 26 rotated to allow the sandpaper to be wrapped around the sanding groove 51.
As shown in fig. 8, the first fixing assembly 6 includes a first groove 61, a second pushing block 62, a pushing portion 63, a first fixing spring 64, a second groove 65, and a third pushing block 66; the first groove 61 is arranged on the sliding block 53, the second pushing block 62 is slidably arranged on the first groove 61, the pushing part 63 is arranged on the second pushing block 62, the first fixing spring 64 is used for pushing the second pushing block 62, the second groove 65 is arranged on the supporting block 24, and the third pushing block 66 is arranged on the second groove 65; the third pushing block 66 can push the pushing part 63, and the pushing part 63 can enter the second groove 65 to push the second pushing block 62; when the slide 53 needs to be fixed: pushing the slide block 53, and fixing the slide block 53 when the second push block 62 enters the second groove 65; when the slider 53 needs to be unlocked: the third pushing block 66 is pushed to make the pushing part 63 enter the first groove 61, and the first fixed spring 64 pushes the sliding block 53 to return.
As shown in fig. 8, the cutting assembly 7 comprises a third empty slot 71, a second fixing rod 72, a cutting block 73 and a blade 74; the third empty slot 71 is arranged on the supporting block 24, the second fixing rod 72 is arranged on the sliding block 53, the cutting block 73 is rotatably arranged on the second fixing rod 72, and the blade 74 is arranged on the cutting block 73; the cutting block 73 can come out of the third empty slot 71; when the slide block 53 is fixed, the cutting block 73 comes out of the third empty groove 71, sandpaper is wound on the grinding groove 51, and if the length of the sandpaper is larger than that of the grinding groove 51, the blade 74 cuts the sandpaper.
As shown in fig. 8, the second fixing assembly 8 includes a third groove 81, a fourth push block 82, a second fixing spring 83, and a guide arc 84; the third groove 81 is arranged on the first pressing rod 26, the fourth pushing block 82 is slidably arranged on the third groove 81, the second fixed spring 83 is used for resetting the fourth pushing block 82, and the guide arc 84 is arranged on the fourth pushing block 82; when the sandpaper is placed in the second limiting groove 52, the fourth pushing block 82 can be pushed, when the first pressing rod 26 rotates, the sandpaper is tightly attached to the grinding groove 51, the fourth pushing block 82 resets, and the guide circular arc can clamp the sandpaper on the grinding groove 51.
As shown in fig. 6 and 8, the third fixing assembly 9 includes a fourth groove 91, a fifth push block 92, a third fixing spring 93, and a chamfer 94; the fourth groove 91 is arranged on the second limiting groove 52, the fifth push block 92 is arranged on the fourth groove 91, the third fixed spring 93 is used for resetting the fifth push block 92, and the chamfer 94 is arranged on the fifth push block 92; when the sandpaper enters the second limiting groove 52, the chamfer 94 is pushed, and when the sandpaper is tightly attached to the polishing groove 51, the fifth push block 92 fixes the sandpaper on the second limiting groove 52.
As shown in fig. 2 and 4, the cutting unit 13 includes a fourth rotating rod 14, a second conveyor belt 15, and a cutting blade 16; two ends of the fourth rotating rod 14 are respectively and rotatably arranged on the first empty groove 31, the second conveyor belt 15 is used for driving the fourth rotating rod 14 to rotate, and the cutting blade 16 is arranged on the fourth rotating rod 14; the first rotating rod rotates, and the fourth rotating rod 14 rotates through the second conveying belt 15, so that the cutting piece 16 rotates to cut a product to be cut.
Claims (10)
1. A schoolbag comprises a bag body (1), a schoolbag cover (11) arranged on the bag body (1) and shoulder straps (12) arranged on the bag body (1); the method is characterized in that: the bag body (1), the bag cover (11) and the shoulder straps (12) are made of carbon fiber composite cloth.
2. A method of manufacturing a bag according to claim 1, characterized in that: the method comprises the following steps:
(1) fabric cutting: taking out the carbon fiber cloth stored at the temperature of between 5 ℃ below zero and 0 ℃, unfreezing the carbon fiber cloth for two hours, cutting the carbon fiber cloth according to the specification, and keeping the temperature at 20 ℃ to 22 ℃ and the humidity at 50 to 55 percent;
(2) compounding: compounding the cut upper-layer carbon fiber cloth, the cut lower-layer carbon fiber cloth and a steel wire mesh layer arranged between the upper-layer carbon fiber cloth and the lower-layer carbon fiber cloth into carbon fiber composite cloth, heating and adhering the carbon fiber composite cloth on a schoolbag body mold, a schoolbag cover mold and a shoulder strap mold through electric soldering irons, and then placing the schoolbag body mold, the schoolbag cover mold and the shoulder strap mold on a tube coiling machine for coiling and forming according to the shape of a schoolbag;
(3) tape winding: placing the rolled bag body mould, the schoolbag cover mould and the shoulder belt mould on a lifting carrier roller horizontal winding machine to wind an OPP belt;
(4) baking and forming: placing the bag body mould, the schoolbag cover mould and the shoulder strap mould wound with the OPP belt in a high-temperature curing furnace for high-temperature curing, and curing and forming the bag body mould, the schoolbag cover mould and the shoulder strap mould for 3 hours at the temperature of 300 ℃;
(5) demolding: demolding the grinding tool on the inner side of the carbon fiber composite cloth by a core stripper of the bag body mold, the schoolbag cover mold and the shoulder belt mold which are molded by baking to obtain a finished product of the bag body, the schoolbag cover and the shoulder belt;
(6) strip releasing, cutting off and burr grinding: the OPP tape wound in the step (3) is disassembled, and then the product is cut and the cut edge is polished;
(7) coating: placing the polished finished product in a coating machine for coating color;
(8) sewing a finished schoolbag product: sewing the colored bag body, the colored bag cover and the colored shoulder straps according to the shape of a finished product;
the pipe coiling machine in the step (3) comprises a base (21), a motor (22) arranged on the base (21), an operating table (23) arranged on the base (21), supporting blocks (24) symmetrically arranged on the base (21), a first rotating rod (25) with two ends respectively rotatably arranged on the operating table (23) and the pay-out block, a first pressing rod (26) arranged on the first rotating rod (25), a first transmission belt (27) used for driving the first rotating rod (25) to rotate, an adjusting component (3) arranged on the operating table (23), a grinding component (5) arranged on the first rotating rod (25), and a cutting component (13) arranged on the operating table (23); the motor (22) drives the first rotating rod (25) to rotate through the first transmission belt (27), so that the first pressing rod (26) starts to rotate.
3. The manufacturing method according to claim 2, characterized in that: the adjusting part (3) comprises a first empty groove (31) arranged on the operating platform (23), a first fixing rod (32) arranged on the first empty groove (31), an adjusting rod (33) rotatably arranged on the first fixing rod (32), an adjusting spring (34) arranged on the first empty groove (31) and two ends of the adjusting spring are respectively connected with the adjusting rod (33) and the operating platform (23), and a first notch (35) arranged on the adjusting rod (33), the device comprises a first limiting groove (36) arranged on the operating platform (23), a second rotating rod (37) arranged on the first notch (35), a second pressing rod (38) rotatably arranged on the second rotating rod (37), an adjusting handle (39) rotatably arranged on the adjusting rod (33), and a limiting assembly (4) for fixing the adjusting rod (33) to rotate; the first notch (35) is matched with the second rotating rod (37) in a falling-proof way; the central axes of the first pressing rod (26) and the second pressing rod (38) are kept parallel; the second rotating rod (37) can slide in the first notch (35); the adjusting handle (39) is pushed to move downwards, the adjusting rod (33) also moves downwards, so that the second rotating rod (37) moves downwards, and the second pressing rod (38) also moves downwards.
4. The manufacturing method according to claim 3, characterized in that: the limiting assembly (4) comprises a convex block (41) arranged on the adjusting handle (39), a second empty groove (42) arranged on the adjusting rod (33), a first push block (43) slidably arranged on the second empty groove (42), a third rotating rod (44) rotatably arranged on the first push block (43), second notches (45) symmetrically arranged on the second empty groove (42), limiting blocks (46) symmetrically arranged on the third rotating rod (44), convex teeth (47) arranged on the limiting blocks (46) and tooth grooves (48) arranged on the operating platform (23); the third rotating rod (44) can slide in the second notch (45); the adjusting handle (39) rotates, the lug (41) pushes the first pushing block (43), so that the convex teeth (47) and the tooth grooves (48) are separated, and the adjusting rod (33) rotates.
5. The manufacturing method according to claim 2, characterized in that: the grinding component (5) comprises a grinding groove (51) arranged on the first pressing rod (26), a second limit groove (52) arranged on the grinding groove (51), a sliding block (53) slidably arranged on the supporting block (24), a guide groove (54) arranged on the supporting block (24), a grinding spring (55) for resetting the sliding block (53), a first fixing component (6) arranged on the sliding block (53), a cutting component (7) arranged on the sliding block (53), a second fixing component (8) arranged on the grinding groove (51), and third fixing components (9) symmetrically arranged on the second limit groove (52); one end of the guide groove (54) can be communicated with the second limit groove (52); the sandpaper can be mounted in the second retainer groove (52) and the first hold-down bar (26) rotated to allow the sandpaper to be wrapped around the sanding groove (51).
6. The manufacturing method according to claim 5, characterized in that: the first fixing component (6) comprises a first groove (61) arranged on the sliding block (53), a second push block (62) slidably arranged on the first groove (61), a push part (63) arranged on the second push block (62), a first fixing spring (64) used for pushing the second push block (62), a second groove (65) arranged on the supporting block (24), and a third push block (66) arranged on the second groove (65); the third pushing block (66) can push the pushing part (63), and the pushing part (63) can enter the second groove (65) to push the second pushing block (62); when the slide block (53) needs to be fixed: the sliding block (53) is pushed, and when the second pushing block (62) enters the second groove (65), the sliding block (53) is fixed; when the slide block (53) needs to be unlocked: the third push block (66) is pushed to enable the push part (63) to enter the first groove (61), and the first fixed spring (64) pushes the sliding block (53) to reset.
7. The manufacturing method according to claim 5, characterized in that: the cutting assembly (7) comprises a third empty groove (71) arranged on the supporting block (24), a second fixing rod (72) arranged on the sliding block (53), a cutting block (73) rotatably arranged on the second fixing rod (72), and a blade (74) arranged on the cutting block (73); the cutting block (73) can come out of the third empty groove (71); when the sliding block (53) is fixed, the cutting block (73) comes out of the third empty groove (71) and winds the abrasive paper on the grinding groove (51), and if the length of the abrasive paper is larger than that of the grinding groove (51), the abrasive paper can be cut by the blade (74).
8. The manufacturing method according to claim 5, characterized in that: the second fixing component (8) comprises a third groove (81) arranged on the first pressing rod (26), a fourth pushing block (82) slidably arranged on the third groove (81), a second fixing spring (83) used for resetting the fourth pushing block (82), and a guide arc (84) arranged on the fourth pushing block (82); when the sand paper is placed into the second limiting groove (52), the fourth push block (82) can be pushed, when the first pressing rod (26) rotates, the sand paper is tightly attached to the grinding groove (51), the fourth push block (82) resets, and the guide circular arc can clamp the sand paper on the grinding groove (51).
9. The manufacturing method according to claim 5, characterized in that: the third fixing component (9) comprises a fourth groove (91) arranged on the second limiting groove (52), a fifth push block (92) arranged on the fourth groove (91), a third fixing spring (93) used for resetting the fifth push block (92), and a chamfer (94) arranged on the fifth push block (92); when the abrasive paper enters the second limiting groove (52), the chamfer angle (94) is pushed, and when the abrasive paper is tightly attached to the grinding groove (51), the abrasive paper on the second limiting groove (52) is fixed by the fifth push block (92).
10. The manufacturing method according to claim 2, characterized in that: the cutting part (13) comprises a fourth rotating rod (14) with two ends respectively rotatably arranged on the first empty groove (31), a second conveyor belt (15) used for driving the fourth rotating rod (14) to rotate, and a cutting blade (16) arranged on the fourth rotating rod (14); the first rotating rod rotates, the fourth rotating rod (14) rotates through the second conveying belt (15), the cutting piece (16) rotates, and products needing to be cut are cut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011598228.7A CN112890406A (en) | 2020-12-29 | 2020-12-29 | Schoolbag and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011598228.7A CN112890406A (en) | 2020-12-29 | 2020-12-29 | Schoolbag and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112890406A true CN112890406A (en) | 2021-06-04 |
Family
ID=76111805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011598228.7A Withdrawn CN112890406A (en) | 2020-12-29 | 2020-12-29 | Schoolbag and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112890406A (en) |
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| CN207285555U (en) * | 2017-09-30 | 2018-05-01 | 无锡山秀科技有限公司 | A kind of carbon fiber knapsack |
| CN209796975U (en) * | 2019-01-16 | 2019-12-17 | 新余市纳仕达碳纤科技有限公司 | Be used for carbon cloth billet to roll up system with reelpipe machine |
| CN111361173A (en) * | 2020-04-29 | 2020-07-03 | 安吉申力机械有限公司 | Carbon fiber telescopic pipe die |
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- 2020-12-29 CN CN202011598228.7A patent/CN112890406A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI247668B (en) * | 2004-12-03 | 2006-01-21 | Chung Shan Inst Of Science | Method for manufacturing two-section composite material heat insulating tubes |
| US20120255823A1 (en) * | 2011-04-05 | 2012-10-11 | Issa Afif Issa Kawalit | Carbon fiber-reinforced intelligent wheeled backpack and human transportation seat with adjustable foot rest |
| CN102632609A (en) * | 2012-04-24 | 2012-08-15 | 东华大学 | Continuous molding device for fiber reinforced composite pipes |
| US20170022640A1 (en) * | 2015-04-09 | 2017-01-26 | Adidas Ag | Knitted Bag |
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| CN105346099A (en) * | 2015-10-29 | 2016-02-24 | 西安康本材料有限公司 | Preparing method of carbon fiber composite thin-wall curve pipe |
| CN107549984A (en) * | 2017-09-30 | 2018-01-09 | 无锡山秀科技有限公司 | A kind of carbon fiber knapsack |
| CN207285555U (en) * | 2017-09-30 | 2018-05-01 | 无锡山秀科技有限公司 | A kind of carbon fiber knapsack |
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| CN111361173A (en) * | 2020-04-29 | 2020-07-03 | 安吉申力机械有限公司 | Carbon fiber telescopic pipe die |
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Application publication date: 20210604 |