Feeding pretreatment equipment for injection molding machine
By designing the feeding pretreatment equipment for injection molding machines, using clamping structures, drying components, stirring modules and auxiliary discharge units, rapid cleaning and drying are achieved, solving the problem of slow discharge speed of existing equipment and improving production efficiency.
Patent Information
- Application Number
- CN202421638834.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-11
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-07-11
AI Technical Summary
The existing injection molding machine feeding pretreatment equipment is slow to discharge when cleaning and drying plastic debris, resulting in low production efficiency.
A pre-treatment equipment for injection molding machines is designed, including an upper treatment box, a lower treatment box and a discharge barrel. It is connected by a clamping structure, and a drying component, a stirring module and an auxiliary discharge unit are set up to achieve rapid cleaning and drying through the switching mechanism and the driving limit module.
By speeding up the discharge speed, production efficiency is improved and practicality is strong, and the problem of slow discharge speed of existing equipment is solved.
Smart Images
Figure CN222875029U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of material pretreatment for injection molding machines, in particular to material pretreatment equipment for injection molding machines. Background Art
[0002] The raw material used by the injection molding machine is broken plastic. Some of these broken plastics are plastic pellets produced by factories, and some are obtained by crushing recycled plastics. Recycled plastic fragments have more impurities. If they are not cleaned and directly put into the injection molding machine for injection molding, the quality of the injected plastic parts is poor. The patent with the public number CN216708017 records a plastic masterbatch cleaning and drying integrated machine, which can clean plastic fragments, but the device discharges the plastic in the cleaning box through the discharge pipe, and the discharge speed is slow.
[0003] Based on this, a feed pretreatment device for an injection molding machine is now provided, which can eliminate the disadvantages of the existing device. Utility Model Content
[0004] The utility model aims to provide a material pretreatment device for an injection molding machine to solve the problems in the background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A feeding pretreatment device for an injection molding machine comprises an upper treatment box and a lower treatment box connected by a clamping structure, a feeding port is arranged on the top of the upper treatment box, a drying assembly is arranged on the top of the upper treatment box to the right of the feeding port, stirring modules are arranged in the upper treatment box and the lower treatment box, the bottom of the lower treatment box is connected to a discharge cylinder, an auxiliary discharge unit is arranged in the discharge cylinder, a drain port is arranged on the left side of the bottom of the discharge cylinder, a filter screen is arranged in the drain port to prevent broken plastics from entering the drain port, a discharge port is arranged on the right side of the bottom of the discharge cylinder, a hot air blower for drying the discharge cylinder is arranged at the right end of the discharge cylinder, and a switching mechanism for switching the working content in the treatment box is arranged at the connection between the lower treatment box and the discharge cylinder.
[0007] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:
[0008] In an optional scheme: the switching mechanism includes a sealing plate that is in sliding contact with the inner wall of the lower processing box at the connection point between the lower processing box and the discharge cylinder, and a water filter hole is provided on the rear half of the sealing plate. The right end of the sealing plate is connected to the lower end of the connecting plate, and the upper end of the connecting plate is connected to the left end surface of the rotating sleeve. The rotating sleeve is rotatably connected to the center of the right end surface of the lower processing box, and the right end surface of the rotating sleeve is provided with a driving limit module.
[0009] In an optional scheme: the drive limit module includes a toothed disc arranged at the right end of the rotating sleeve, the lower end of the toothed disc is meshed with the driving gear, the driving gear is rotatably arranged on the right end face of the lower processing box, a turning handle is provided at the center of the right end face of the driving gear, a limit hole is provided on the toothed disc, and a limiter matching the limit hole is provided on the right end face of the lower processing box.
[0010] In an optional scheme: the limiter includes a limit plate whose head cooperates with the limit hole, the middle part of the limit plate is rotatably connected to the limit seat, the limit seat is arranged on the right end surface of the lower processing box, and a first spring is arranged on the limit plate between the limit seat and the toothed disk, and the first spring connects the lower processing box and the limit plate.
[0011] In an optional solution: the stirring module includes an agitator rotatably arranged in a lower processing box, the right end of the agitator is rotatably arranged in a rotating sleeve, the left end of the agitator rotates and passes through the left side wall of the lower processing box to be connected to the power output shaft of the stirring motor, the stirring motor is arranged on a stirring motor mounting plate, and the stirring motor mounting plate is arranged on the left end surface of the lower processing box.
[0012] In an optional solution: the clamping structure includes a hinge that hinges the upper processing box and the lower processing box at the rear end of the processing box, a clamping block is provided at the front end of the upper processing box at the closed position of the upper processing box and the lower processing box, and a clamping seat is provided at the front end of the lower processing box corresponding to the clamping block, a clamping strip is rotatably connected on the clamping seat, the head of the clamping strip is clamped on the clamping block, and a second spring connected to the lower processing box is provided on the clamping strip below the clamping seat.
[0013] In an optional solution: the auxiliary discharge unit includes an auger rotatably arranged in the discharge cylinder, the left end of the auger penetrates the left side wall of the discharge cylinder and is connected to the power output end of the auger drive motor, and the auger drive motor is connected to the left end surface of the discharge cylinder.
[0014] In an optional solution: the drying component includes an axial flow fan that is arranged through the top of the upper processing box, and a heating wire is provided at the bottom of the axial flow fan.
[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:
[0016] The utility model is designed to address the drawbacks of the prior art and can accelerate the discharging speed of crushed plastics in a processing box by arranging an auxiliary discharging unit, thereby improving production efficiency and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the upper left front structure of the utility model.
[0018] Figure 2 It is a schematic diagram of the upper right rear structure of the utility model.
[0019] Figure 3 For this utility model Figure 2 A partial enlarged view of middle A.
[0020] Figure 4 It is a front side sectional view of the utility model.
[0021] Figure 5 For this utility model Figure 4 A partial enlarged view of B.
[0022] Figure 6 This is a schematic diagram of the sealing plate structure of the utility model.
[0023] Figure 7 It is a schematic diagram of the clamping structure of the utility model.
[0024] Notes on the reference numerals in the accompanying drawings: 101, upper processing box; 102, lower processing box; 103, discharge cylinder; 104, feed port; 105, drain port; 106, discharge port; 107, axial flow fan; 108, filter screen; 109, heating wire; 110, hot air blower; 201, auger; 202, auger drive motor; 301, rotating sleeve; 302, connecting plate; 303, sealing plate; 304, water filter hole; 305, toothed disc; 306, driving gear; 307, rotating handle; 401, limiting hole; 402, limiting plate; 403, limiting seat; 404, first spring; 501, agitator; 502, stirring motor; 503, stirring motor mounting plate; 601, hinge; 602, snap-in block; 603, snap-in strip; 604, snap-in seat; 605, second spring. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.
[0026] In one embodiment, Figure 1-Figure 7As shown, a feeding pretreatment device for an injection molding machine comprises an upper processing box 101 and a lower processing box 102 connected by a snap-on structure, a feeding port 104 is arranged on the top of the upper processing box 101, a drying assembly is arranged on the top of the upper processing box 101 and located on the right side of the feeding port 104, a stirring module is arranged in the upper processing box 101 and the lower processing box 102, the bottom of the lower processing box 102 is connected to a discharge cylinder 103, an auxiliary discharge unit is arranged in the discharge cylinder 103, a drain port 105 is arranged on the left side of the bottom of the discharge cylinder 103, a filter screen 108 is arranged in the drain port 105 to prevent broken plastics from entering the drain port 105, a discharge port 106 is arranged on the right side of the bottom of the discharge cylinder 103, a hot air blower 110 for drying the discharge cylinder 103 is arranged on the right end of the discharge cylinder 103, and a switching mechanism for switching the working content in the processing box is arranged at the connection between the lower processing box 102 and the discharge cylinder 103.
[0027] In this embodiment, when cleaning the crushed plastic, the crushed plastic is first input into the processing box from the feed port 104, and then the cleaning agent is introduced, and the crushed plastic is stirred by the stirring module to increase the cleaning effect. Finally, the water in the processing box is leaked into the discharge tube 103 through the switching mechanism and discharged through the drain port 105. Then, the drying component, the stirring module and the hot air blower 110 are started to dry the crushed plastic and the internal space of the discharge tube 103. Finally, the crushed plastic in the processing box is made to fall into the discharge tube 103 through the switching mechanism, and the auxiliary discharge unit is started to cause the crushed plastic to be discharged through the discharge port 106.
[0028] In one embodiment, Figure 3 - Figure 6 As shown, the switching mechanism includes a sealing plate 303 which is in sliding contact with the inner wall of the lower processing box 102 at the connection point between the lower processing box 102 and the discharge tube 103, and a water filter hole 304 is provided on the rear half of the sealing plate 303. The right end of the sealing plate 303 is connected to the lower end of the connecting plate 302, and the upper end of the connecting plate 302 is connected to the left end surface of the rotating sleeve 301. The rotating sleeve 301 is rotatably connected to the center of the right end surface of the lower processing box 102, and a driving limit module is provided on the right end surface of the rotating sleeve 301. When the front half of the sealing plate 303 covers the connection point between the lower processing box 102 and the discharge tube 103, water is introduced into the processing box to clean the broken plastics in the box. After cleaning, the rear half of the sealing plate 303 covers the connection point between the lower processing box 102 and the discharge tube 103, and water leaks into the discharge tube 103. After the sealing plate 303 is removed from the connection point between the lower processing box 102 and the discharge tube 103, the broken plastics in the processing box fall into the discharge tube 103.
[0029] In one embodiment, Figure 3 and Figure 5As shown, the driving limit module includes a toothed disc 305 arranged at the right end of the rotating sleeve 301, the lower end of the toothed disc 305 is meshed with a driving gear 306, the driving gear 306 is rotatably arranged on the right end surface of the lower processing box 102, a turning handle 307 is provided at the center of the right end surface of the driving gear 306, a limiting hole 401 is provided on the toothed disc 305, and a limiter matching the limiting hole 401 is provided on the right end surface of the lower processing box 102. The driving gear 306 is rotated by the turning handle 307, the driving gear 306 drives the toothed disc 305 to rotate, the toothed disc 305 drives the rotating sleeve 301 to rotate, the rotating sleeve 301 drives the sealing plate 303 to slide along the inner wall of the lower processing box 102 through the connecting plate 302, and the sealing plate 303 rotates to the position where the limiter clamps the limiting hole 401 to lock the toothed disc 305.
[0030] In one embodiment, Figure 3 As shown, the limiter includes a limit plate 402 whose head matches the limit hole 401, and the middle part of the limit plate 402 is rotatably connected to the limit seat 403, and the limit seat 403 is arranged on the right end surface of the lower processing box 102. A first spring 404 is provided on the limit plate 402 between the limit seat 403 and the toothed disc 305, and the first spring 404 connects the lower processing box 102 and the limit plate 402. By pressing the tail of the limit plate 402, the head of the limit plate 402 is disengaged from the limit hole 401, that is, the toothed disc 305 can rotate.
[0031] In one embodiment, Figure 4 and Figure 5 As shown, the stirring module includes an agitator 501 rotatably arranged in the lower processing box 102, the right end of the agitator 501 is rotatably arranged in the rotating sleeve 301, the left end of the agitator 501 rotates and penetrates the left side wall of the lower processing box 102 to be connected to the power output shaft of the stirring motor 502, the stirring motor 502 is arranged on the stirring motor mounting plate 503, and the stirring motor mounting plate 503 is arranged on the left end surface of the lower processing box 102, and the stirring motor 502 drives the agitator 501 to rotate in the lower processing box 102 to realize the stirring function.
[0032] In one embodiment, Figure 7As shown, the clamping structure includes a hinge 601 which hinges the upper processing box 101 and the lower processing box 102 at the rear end of the processing box, a clamping block 602 is provided at the front end of the upper processing box 101 at the closed position of the upper processing box 101 and the lower processing box 102, and a clamping seat 604 is provided at the front end of the lower processing box 102 corresponding to the clamping block 602, and a clamping strip 603 is rotatably connected on the clamping seat 604, and the head of the clamping strip 603 is clamped on the clamping block 602, and a second spring 605 connected to the lower processing box 102 is provided on the clamping strip 603 below the clamping seat 604. When the upper processing box 101 covers the lower processing box 102, the clamping strip 603 buckles the clamping block 602. When the upper processing box 101 is opened to clean the lower processing box 102, the tail of the clamping strip 603 is pressed, and the head of the clamping strip 603 releases the lock on the clamping block 602.
[0033] In one embodiment, Figure 4 As shown, the auxiliary discharge unit includes an auger 201 rotatably arranged in the discharge cylinder 103, the left end of the auger 201 passes through the left side wall of the discharge cylinder 103 and is connected to the power output end of the auger drive motor 202, and the auger drive motor 202 is connected to the left end surface of the discharge cylinder 103. The auger drive motor 202 drives the auger 201 to rotate, and pushes the crushed plastic that falls into the discharge cylinder 103 from the lower processing box 102 to the discharge port 106.
[0034] In one embodiment, Figure 1 and Figure 4 As shown, the drying component includes an axial flow fan 107 that is arranged through the top of the upper processing box 101. A heating wire 109 is provided at the bottom of the axial flow fan 107. When the heating wire 109 is energized, it generates heat to heat the air flow blown into the processing box by the axial flow fan 107, thereby drying the plastic in the processing box.
[0035] The above embodiment discloses a feeding pretreatment device for an injection molding machine. In the initial state, the front half of the sealing plate 303 covers the connection between the lower processing box 102 and the discharge cylinder 103. When cleaning the crushed plastic, the crushed plastic is first input into the processing box from the feed port 104, and then the cleaning agent is introduced, and the stirring motor 502 is started. The stirring motor 502 drives the stirrer 501 to stir the crushed plastic in the processing box to increase the cleaning effect, and the tail end of the limit plate 402 is pressed down so that the head of the limit plate 402 is separated from the limit hole 401, and the toothed disc 305 is unlocked. At this time, the driving gear 306 is rotated by the turning handle 307, and the driving gear 306 drives the toothed disc 305 to rotate, and the toothed disc 305 drives the rotating sleeve 301 to rotate. The rotating sleeve 301 drives the sealing plate 303 to slide along the inner wall of the lower processing box 102 through the connecting plate 302, so that the rear half of the sealing plate 303 covers the lower processing box 102 and The axial flow fan 107 is started at the connection point between the lower processing box 102 and the discharge cylinder 103, and the electric heating wire 109 is energized. At the same time, the stirring motor 502 is started, so that the stirrer 501 turns over the broken plastics in the processing box to speed up the drying speed, and the hot air blower 110 is started to dry the internal space of the discharge cylinder 103. After the drying is completed, the tail end of the limit plate 402 is pressed down so that the head of the limit plate 402 is separated from the limit hole 401, the toothed disc 305 is unlocked, and the sealing plate 303 is removed from the connection point between the lower processing box 102 and the discharge cylinder 103 by the turning handle 307, and the broken plastics in the processing box fall into the discharge cylinder 103, and the auger drive motor 202 is started. The auger drive motor 202 drives the auger 201 to rotate, so that the broken plastics move to the right end of the discharge cylinder 103 and are discharged through the discharge port 106. After the broken plastics are discharged, the sealing plate 303 is restored to its original position by the turning handle 307.
[0036] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.
Claims
1. A material pretreatment device for an injection molding machine, comprising an upper treatment box (101) and a lower treatment box (102) connected by a clamping structure; It is characterized in that A feed port (104) is provided at the top of the upper processing box (101), and a drying assembly is provided at the top of the upper processing box (101) on the right side of the feed port (104). A stirring module is provided in the upper processing box (101) and the lower processing box (102). The bottom of the lower processing box (102) is connected to a discharge tube (103), and an auxiliary discharge unit is provided in the discharge tube (103). A drainage port (105) is provided on the left side of the bottom of the discharge tube (103), and a filter screen (108) is provided in the drainage port (105) to prevent broken plastics from entering the drainage port (105). A discharge port (106) is provided on the right side of the bottom of the discharge tube (103), and a hot air blower (110) for drying the discharge tube (103) is provided at the right end of the discharge tube (103). A switching mechanism for switching the working content in the processing box is provided at the connection between the lower processing box (102) and the discharge tube (103).
2. A feed pretreatment device for an injection molding machine according to claim 1, characterized in that: The switching mechanism comprises a sealing plate (303) which is in sliding contact with the inner wall of the lower processing box (102) at the connection point between the lower processing box (102) and the discharge cylinder (103); a water filter hole (304) is provided on the rear half of the sealing plate (303); the right end of the sealing plate (303) is connected to the lower end of the connecting plate (302); the upper end of the connecting plate (302) is connected to the left end surface of the rotating sleeve (301); the rotating sleeve (301) is rotatably connected to the center of the right end surface of the lower processing box (102); and a driving limit module is provided on the right end surface of the rotating sleeve (301).
3. A feed pretreatment device for an injection molding machine according to claim 2, characterized in that: The driving limit module comprises a toothed disc (305) arranged at the right end of a rotating sleeve (301); the lower end of the toothed disc (305) is meshed with a driving gear (306); the driving gear (306) is rotatably arranged on the right end surface of the lower processing box (102); a rotating handle (307) is provided at the center of the right end surface of the driving gear (306); a limit hole (401) is provided on the toothed disc (305); and a limiter matching the limit hole (401) is provided on the right end surface of the lower processing box (102).
4. A feed pretreatment device for an injection molding machine according to claim 3, characterized in that: The limiter comprises a limit plate (402) whose head portion matches the limit hole (401); the middle portion of the limit plate (402) is rotatably connected to a limit seat (403); the limit seat (403) is arranged on the right end surface of the lower processing box (102); a first spring (404) is arranged on the limit plate (402) between the limit seat (403) and the toothed disc (305); the first spring (404) connects the lower processing box (102) and the limit plate (402).
5. The feed pretreatment equipment for injection molding machine according to claim 2, characterized in that: The stirring module comprises a stirrer (501) rotatably arranged in the lower processing box (102); the right end of the stirrer (501) is rotatably arranged in the rotating sleeve (301); the left end of the stirrer (501) rotates through the left side wall of the lower processing box (102) and is connected to the power output shaft of the stirring motor (502); the stirring motor (502) is arranged on a stirring motor mounting plate (503); and the stirring motor mounting plate (503) is arranged on the left end surface of the lower processing box (102).
6. The feed pretreatment equipment for injection molding machine according to claim 1, characterized in that: The clamping structure comprises a hinge (601) which hinges an upper processing box (101) and a lower processing box (102) at the rear end of the processing box; a clamping block (602) is provided at the front end of the upper processing box (101) at the closed position of the upper processing box (101) and the lower processing box (102); a clamping seat (604) is provided at the front end of the lower processing box (102) corresponding to the clamping block (602); a clamping strip (603) is rotatably connected to the clamping seat (604); the head of the clamping strip (603) is clamped on the clamping block (602); and a second spring (605) connected to the lower processing box (102) is provided on the clamping strip (603) below the clamping seat (604).
7. The feed pretreatment equipment for injection molding machine according to claim 1, characterized in that: The auxiliary discharge unit comprises an auger (201) rotatably arranged in the discharge cylinder (103); the left end of the auger (201) penetrates the left side wall of the discharge cylinder (103) and is connected to the power output end of the auger drive motor (202); the auger drive motor (202) is connected to the left end surface of the discharge cylinder (103).
8. The feed pretreatment equipment for injection molding machine according to claim 1, characterized in that: The drying component comprises an axial flow fan (107) which is arranged through the top of the upper processing box (101), and a heating wire (109) is arranged at the bottom of the axial flow fan (107).