CN-122008477-A - Integrated injection molding-stamping forming process for plastic-hardware composite part of dust collector

Abstract

The invention discloses an integrated injection molding-stamping forming process of a dust collector plastic-hardware composite part, and relates to the technical field of composite material forming; in the invention, through the spraying mechanism, when the punched and formed hardware enters the inside of the spraying bin, the spray nozzle sprays the interface treatment agent onto the surface of the hardware, the rotation of a plurality of poking plates enables the hardware to move, the hardware is irregularly turned over in the moving process, all surfaces of the hardware are fully contacted with the sprayed interface treatment agent, the precoating treatment efficiency and effect of the hardware are improved, meanwhile, the manual coating operation time is saved, the production cost of the finished product of the composite part is reduced, and the production efficiency of the finished product of the composite part is improved.

Inventors

• Pi Jinghui
• DENG YABIN

Assignees

• 苏州宝益得实业有限公司

Dates

Publication Date

20260512

Application Date

20260401

Claims (10)

1. 1. An integrated injection molding-stamping forming process of a dust collector plastic-hardware composite part is characterized by comprising the following steps of: s1, precoating treatment agent The surface of the stamping formed hardware is pre-coated with a treating agent through a coating device (100), so that the binding force of the plastic and the hardware is further enhanced; s2, transfer of stamping hardware Directly transferring the punched and formed hardware into an injection molding cavity of a mold through a mechanical arm, and positioning; S3, stamping hardware injection molding Injection molding and wrapping are carried out on uncooled stamping forming hardware, and the bonding strength of plastic and hardware is improved by utilizing heat conduction, so that a finished product of the composite part is formed; s4, on-line detection The composite part forming part after injection molding and wrapping is conveyed through the conveying line, and meanwhile, on-line detection equipment is arranged to carry out on-line detection on the composite part forming part, so that the bonding strength and the dimensional accuracy of the composite part forming part are monitored in real time.
2. 2. An integrated injection molding-stamping process for plastic-hardware composite parts of a vacuum cleaner according to claim 1, wherein the coating device (100) comprises a conveying mechanism (1), a spraying mechanism (2) and a stirring mechanism (4), wherein the spraying mechanism (2) is arranged in the middle of the conveying mechanism (1), and the stirring mechanism (4) is arranged on one side of the conveying mechanism (1).
3. 3. The integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector of claim 2, wherein the conveying mechanism (1) comprises a frame (11), rotating rollers (12) are rotatably arranged at two ends of the frame (11), a conveying belt (13) is arranged between the two rotating rollers (12) in a transmission mode, a first driving wheel (14) is fixedly arranged at one end of each rotating roller (12), a first driving belt (15) is arranged between the two first driving wheels (14) in a transmission mode, and a plurality of first teeth (16) are fixedly arranged on the outer wall of each first driving belt (15).
4. 4. A process for the integral injection-stamping of plastic-hardware composite parts for vacuum cleaners according to claim 3, characterized in that two baffles (17) are fixedly arranged inside the frame (11).
5. 5. The integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector of claim 4, wherein the spraying mechanism (2) comprises a spraying bin (21), the spraying bin (21) is fixedly arranged in the middle of a rack (11), two through grooves (23) are formed in the lower end face of the spraying bin (21), a conveying belt (13) and a baffle (17) penetrate through the through grooves (23), a storage disc (25) is fixedly arranged on the top wall of the spraying bin (21), a plurality of spray heads (26) distributed in an annular array are fixedly arranged on the lower end face of the storage disc (25), a first rotating shaft (28) is rotatably arranged in the middle of the spraying bin (21), a plurality of stirring plates (29) distributed in an annular array are fixedly arranged at one end of the first rotating shaft (28), the spray heads (26) are located above the stirring plates (29), and the stirring plates (29) are located between the two baffle plates (17).
6. 6. An integrated injection-stamping process for plastic-hardware composite parts of vacuum cleaners as claimed in claim 5, characterized in that a door (22) is hinged to one side of the spray booth (21).
7. 7. An integrated injection-stamping process for plastic-hardware composite parts of vacuum cleaners as claimed in claim 5, characterized in that the storage tray (25) is fixedly provided with a conveying pipe (27).
8. 8. The integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector of claim 7, wherein a fixing frame (3) is fixedly arranged on one side of the rack (11), a servo motor (31) is fixedly arranged on the fixing frame (3), a rotating rod (32) is fixedly arranged at the driving output end of the servo motor (31), a first transmission shaft (33) is rotatably arranged on the upper end surface of the spraying bin (21), a second transmission wheel (34) is fixedly arranged at one end of the rotating rod (32) and one end of the first transmission shaft (33), a second transmission belt (35) is arranged between the two second transmission wheels (34) in a transmission manner, a first bevel gear (36) is fixedly arranged at the other end of the first transmission shaft (33) and the other end of the first rotation shaft (28), and the two first bevel gears (36) are in meshed connection; One end of the rotating rod (32) is fixedly provided with a rotating ring (37), a plurality of second teeth (38) distributed in an annular array are fixedly arranged on the outer wall of the rotating ring (37), and the second teeth (38) are connected with the first teeth (16) in a meshed mode.
9. 9. The integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector of claim 8, wherein the stirring mechanism (4) comprises a storage tank (41), a conveying pump is fixedly arranged at the bottom of the storage tank (41), one end of a conveying pipeline (27) is fixedly arranged on a discharge port of the conveying pump, a tank cover (42) is detachably arranged at an open end of the storage tank (41), a stirring shaft (43) is arranged in the storage tank (41), a plurality of stirring paddles (44) are fixedly arranged on the stirring shaft (43), a second rotating shaft (45) is rotatably arranged in the middle of the tank cover (42), one end of the second rotating shaft (45) is fixedly connected with one end of the stirring shaft (43), and a driven gear (46) is fixedly arranged at the other end of the second rotating shaft (45).
10. 10. The integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector of claim 9, wherein a second transmission shaft (47) is rotatably installed on the fixing frame (3), two second bevel gears (48) are fixedly arranged at the other end of the rotating rod (32) and one end of the second transmission shaft (47), the two second bevel gears (48) are in meshed connection, a driving gear (49) is fixedly arranged at the other end of the second transmission shaft (47), and the driving gear (49) is in meshed connection with the driven gear (46).

Description

Integrated injection molding-stamping forming process for plastic-hardware composite part of dust collector Technical Field The invention relates to the technical field of composite material forming, in particular to an integrated injection molding-stamping forming process of a dust collector plastic-hardware composite part. Background The plastic-hardware composite parts of the dust collector, such as plastic handles with hardware inserts, fan blade shaft sleeves and the like, are usually formed by injection molding, wrapping and processing of the hardware formed by stamping; however, the prior art still has some drawbacks in handling press formed hardware: Before the stamping forming hardware enters the die cavity, because part of the dust collector composite parts are smaller, the prior art is usually coated on the outer surface of the stamping hardware by manually coating the configured interface treating agent by an operator, and because the hardware is small in shape and large in quantity, the precoating treatment efficiency of the stamping hardware is low, and meanwhile, a large amount of manual coating operation time is required to be wasted, so that the production cost and the production efficiency of the composite part finished product are seriously affected. In order to solve the above problems, the inventor proposes an integrated injection molding-stamping process of a plastic-hardware composite part of a dust collector to solve the above problems. Disclosure of Invention In order to solve the problems, the invention aims to provide an integrated injection molding-stamping forming process of a plastic-hardware composite part of a dust collector. In order to solve the technical problems, the invention adopts the following technical scheme that the integrated injection molding-stamping forming process of the plastic-hardware composite part of the dust collector comprises the following steps: s1, precoating treatment agent The surface of the stamping formed hardware is precoated with a treating agent through coating equipment, so that the binding force of the plastic and the hardware is further enhanced; s2, transfer of stamping hardware Directly transferring the punched and formed hardware into an injection molding cavity of a mold through a mechanical arm, and positioning; S3, stamping hardware injection molding Injection molding and wrapping are carried out on uncooled stamping forming hardware, and the bonding strength of plastic and hardware is improved by utilizing heat conduction, so that a finished product of the composite part is formed; s4, on-line detection The composite part forming part after injection molding and wrapping is conveyed through the conveying line, and meanwhile, on-line detection equipment is arranged to carry out on-line detection on the composite part forming part, so that the bonding strength and the dimensional accuracy of the composite part forming part are monitored in real time. Preferably, the coating apparatus includes a conveying mechanism, a spraying mechanism and a stirring mechanism, the spraying mechanism is disposed in the middle of the conveying mechanism, and the stirring mechanism is disposed on one side of the conveying mechanism. Preferably, the conveying mechanism comprises a frame, rotating rollers are rotatably arranged at two ends of the frame, a conveying belt is arranged between the two rotating rollers in a transmission mode, a first driving wheel is fixedly arranged at one end of each rotating roller, a first driving belt is arranged between the two first driving wheels in a transmission mode, and a plurality of first teeth are fixedly arranged on the outer wall of the first driving belt. Preferably, two baffles are fixedly arranged in the frame. Preferably, the spraying mechanism comprises a spraying bin, the spraying bin is fixedly arranged in the middle of the frame, two through grooves are formed in the lower end face of the spraying bin, the conveying belt and the baffle are penetrated through the through grooves, a storage disc is fixedly arranged on the top wall of the spraying bin, a plurality of spray heads distributed in an annular array are fixedly arranged on the lower end face of the storage disc, a first rotating shaft is rotatably arranged in the middle of the spraying bin, the first rotating shaft penetrates through the storage disc, a plurality of stirring plates distributed in an annular array are fixedly arranged at one end of the first rotating shaft, the spray heads are located above the stirring plates, and the stirring plates are located between the two baffles. Preferably, a bin gate is hinged to one side of the spraying bin. Preferably, a conveying pipeline is fixedly arranged on the storage disc. Preferably, a fixing frame is fixedly arranged on one side of the frame, a servo motor is fixedly arranged on the fixing frame, a rotating rod is fixedly arranged at the driving output end of the servo motor, a first transmis