Mold for injection molding of shell for illuminating lamp production

Abstract

The utility model discloses a shell injection mold for illuminating lamp production, which comprises a bottom plate, an adding pipe, a portable product taking mechanism, an adding and beating mechanism and a beating mounting mechanism, the portable product taking mechanism comprises a first hydraulic cylinder, a push plate, a forming box, a lower mold, an upper mold, a second hydraulic cylinder and a lower pressing plate, the adding and hammering mechanism comprises a longitudinal plate, a driving tooth, a driven tooth, a guide frame, a hammering frame, a spring hammer and an eccentric rod, the hammering mounting mechanism comprises a clamping pipe, a clamping rod, a clamping groove, a transverse moving frame, a rotating ring, a radian plate and a radian groove, a formed part is automatically pushed out through a first hydraulic cylinder and a push plate, and the efficiency is improved; the accuracy and consistency of the pushing-out process are ensured through hydraulic cylinder driving, the manual operation requirement is reduced, safety is improved, the spring hammer knocks the side wall of the adding pipe, raw material blockage is effectively prevented, raw materials are promoted to evenly enter the forming box, automatic beating is achieved through beating motor driving, the frequency of manually cleaning the adding pipe is reduced, and raw material waste caused by blockage is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, and more particularly to a shell injection mold for producing lighting lamps. Background Art

[0002] A mold for injection molding of lamp housings is a precision tool specially designed for the production of lamp housings. This mold can efficiently and accurately produce lamp housings of various shapes and sizes to meet the needs of different lighting products.

[0003] In the existing technology, firstly, some devices are unable to automatically push out the molded plastic parts, which increases the difficulty of manual removal. The manual removal process takes a long time, which reduces production efficiency. Manual removal may cause product deformation or damage. Operators may come into contact with high-temperature molds, increasing safety risks. Frequent manual operations may accelerate mold wear. Secondly, the addition pipes of some devices may be blocked, affecting the injection molding process. The raw materials cannot enter the molding box evenly, affecting product quality. Frequent shutdowns are required to clean the addition pipes, reducing production continuity. Blockages may cause waste of raw materials and increase production costs. More frequent cleaning and maintenance of the addition pipes are required. Frequent shutdowns and adjustments affect production continuity. Frequent starts and stops and non-optimal operating conditions may increase energy consumption. Inefficiency and unstable quality may affect the company's market competitiveness. Utility Model Content

[0004] (1) Technical problems solved

[0005] In response to the problems existing in the prior art, the utility model provides a mold for injection molding of a shell for producing a lighting lamp, so as to solve the technical problems mentioned in the background art, such as the inability to automatically eject the molded plastic parts and the possible blockage of the addition pipe.

[0006] (2) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mold for injection molding of shells for producing lighting lamps, comprising a base plate, an adding tube, a portable product removal mechanism, an adding hammering mechanism and a hammering installation mechanism, the portable product removal mechanism comprising a first liquid cylinder, a push plate, a molding box, a lower mold, an upper mold, a second liquid cylinder and a lower pressure plate, the first liquid cylinder being mounted on the top end of the base plate, one end of the first liquid cylinder being connected to the push plate, the push plate being matched with a sliding guide arrangement in the molding box, the upper mold being mounted on the bottom end of the lower pressure plate, the lower pressure plate being matched with one end of the second liquid cylinder, and the lower mold being mounted inside the molding box, the adding hammering mechanism comprising a longitudinal plate, a main tooth, a slave tooth, a guide frame, a hammering frame, a spring hammer and an eccentric rod, the main tooth being mounted on the lateral end of the longitudinal plate, two groups of slave teeth being meshed and mounted on the main tooth, the guide frame being mounted at one end of the longitudinal plate, the hammering frame being slidingly guided on the guide frame, one end of the hammering frame being matched with the eccentric rod on the slave tooth side surface, and the spring hammer being mounted at the other end of the hammering frame, one end of the spring hammer hammering toward the side wall of the adding tube.

[0008] The utility model is further configured as follows: the hammering installation mechanism includes a clamping tube, a clamping rod, a clamping groove, a transverse frame, a rotating ring, a radian plate and a radian groove; the clamping rod extends into the clamping tube; the transverse frame is laterally movable and penetrates the side wall of the clamping tube; the clamping groove is provided on the side wall of the clamping rod; the rotating ring rotates within the upper limit on the outer wall of the clamping tube; the radian groove is provided on the inner wall of the rotating ring; the radian plate is installed at one end of the transverse frame; the radian plate can rotate in the radian groove, so that one end of the transverse frame extends into the clamping groove to fix the clamping rod in the clamping tube.

[0009] The utility model is further configured such that a lateral frame is installed on the side of the base plate, and a fixed frame is installed on the side of the lateral frame, and the second liquid cylinder is installed on the fixed frame, and the lateral frame and the fixed frame provide stable installation support for the second liquid cylinder.

[0010] The utility model is further configured such that a lateral plate is installed at the bottom end of the longitudinal plate, and a connecting plate is installed at the bottom end of the side wall of the clamping tube, and the connecting plate is mounted on the top end face of the lateral plate, one end of the clamping rod is connected to the lower pressure plate, and the other end of the clamping rod extends through the lateral plate and is clamped with the clamping tube. The clamping tube and the clamping rod provide a stable installation method for the hammering mechanism while allowing flexible adjustment.

[0011] The utility model is further configured such that a hammering motor is installed on the side of the longitudinal plate, and the output end of the hammering motor is cooperatively connected with the main teeth. The hammering motor provides power for the hammering mechanism to realize automatic hammering.

[0012] The utility model is further configured such that a rubber pad is installed on the top end face of the connecting plate, and the bottom of the rotating ring is in contact with and connected to the top end face of the rubber pad. The setting of the rubber pad provides support for the downward-pressed rotating ring, thereby improving the stability of the equipment.

[0013] The utility model is further configured such that a threaded tube is installed on the side wall of the clamping tube, and the threaded tube is threadedly connected to the outer wall of the clamping tube, and a clamping ring is arranged between the rotating ring and the threaded tube. The clamping ring presses against the rotating ring to fix it on the outer wall of the clamping tube. The threaded tube and the clamping ring realize adjustable fixation of the rotating ring, thereby increasing operational flexibility.

[0014] The utility model is further configured such that a limiting plate is installed on the top end surface of the bottom plate, and the side surface of the molding box can be contacted and sealed with one end of the limiting plate. The limiting plate ensures the sealing of the molding box and improves the injection molding quality.

[0015] (3) Beneficial effects

[0016] Compared with the prior art, the present invention provides a mold for injection molding a housing for producing a lighting lamp, which has the following beneficial effects:

[0017] The utility model is provided with a portable product taking mechanism, which realizes automatic ejection of formed parts through the first hydraulic cylinder and the push plate, thereby improving efficiency. The hydraulic cylinder drive ensures the accuracy and consistency of the ejection process, reduces the need for manual operation, improves safety, and the automated extraction reduces the risk of human damage. The rapid extraction shortens the production cycle, and the push plate stroke can be adjusted according to different products.

[0018] The utility model is provided with an adding hammering mechanism, and a spring hammer strikes the side wall of the adding pipe, which effectively prevents the raw materials from being blocked and promotes the raw materials to enter the molding box evenly. The hammering motor drives the automatic hammering, reduces the frequency of manual cleaning of the adding pipe, reduces the waste of raw materials caused by blockage, and reduces the downtime caused by blockage.

[0019] The utility model is provided with a hammering installation mechanism, which realizes the rapid installation and disassembly of the added hammering mechanism, and is convenient for its maintenance or overhaul. The design of the clamping tube and the clamping rod allows the flexible adjustment of the position of the hammering mechanism. The clamping slot and the transverse moving frame provide a stable installation method, which is convenient for maintenance and replacement of the hammering mechanism. The design of the rotating ring and the radian plate realizes precise positioning, and the rubber pad provides a shock-absorbing effect, thereby improving the stability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the device in the present invention when not in use;

[0021] Figure 2 This is a schematic structural diagram of the second liquid cylinder and the adding pipe in the present utility model;

[0022] Figure 3 This is a structural diagram of the hammering mechanism added in the present invention;

[0023] Figure 4 This is a schematic diagram of the structure of the hammering installation mechanism in the present invention;

[0024] Figure 5 It is a schematic diagram of the structure inside the hammering installation mechanism of the present invention.

[0025] In the figure: 1. bottom plate; 2. adding pipe; 3. first hydraulic cylinder; 4. push plate; 5. forming box; 6. lower mold; 7. upper mold; 8. second hydraulic cylinder; 9. lower pressure plate; 10. longitudinal plate; 11. main gear; 12. slave gear; 13. guide frame; 14. hammer frame; 15. spring hammer; 16. eccentric rod; 17. clamping tube; 18. clamping rod; 19. clamping groove; 20. transverse frame; 21. rotating ring; 22. radian plate; 23. radian groove; 24. lateral frame; 25. fixed frame; 26. lateral plate; 27. connecting plate; 28. hammer motor; 29. ​​rubber pad; 30. threaded pipe; 31. limiting plate; 32. rubber ring. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually relative to the directions shown in the drawings, or relative to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually relative to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned direction words are not used to limit the present invention.

[0029] See also Figure 1-Figure 5A mold for injection molding of a shell for producing a lighting lamp, comprising a base plate 1, an adding tube 2, a portable product removal mechanism, an adding hammering mechanism and a hammering installation mechanism, the portable product removal mechanism comprises a first liquid cylinder 3, a push plate 4, a molding box 5, a lower mold 6, an upper mold 7, a second liquid cylinder 8 and a lower pressure plate 9, the first liquid cylinder 3 is mounted on the top end of the base plate 1, one end of the first liquid cylinder 3 is connected to the push plate 4, the push plate 4 is provided with a sliding guide in the molding box 5, the upper mold 7 is mounted on the bottom end of the lower pressure plate 9, the lower pressure plate 9 is connected with one end of the second liquid cylinder 8, the lower mold 6 is mounted Inside the molding box 5, the adding beating mechanism includes a longitudinal plate 10, a main tooth 11, a slave tooth 12, a guide frame 13, a beating frame 14, a spring hammer 15 and an eccentric rod 16. The main tooth 11 is installed at the lateral end of the longitudinal plate 10, and two groups of slave teeth 12 are meshed and installed on the main tooth 11. The guide frame 13 is installed at one end of the longitudinal plate 10. The beating frame 14 slides and guides on the guide frame 13. One end of the beating frame 14 is connected with the eccentric rod 16 on the side of the slave tooth 12, and the spring hammer 15 is installed at the other end of the beating frame 14. One end of the spring hammer 15 hammers toward the side wall of the adding tube 2.

[0030] In the present embodiment, the plastic raw material is injected into the molding box 5 through the addition pipe 2, the second hydraulic cylinder 8 drives the lower pressing plate 9 to close the upper mold 7 and the lower mold 6, the plastic raw material is heated and melted in the molding box 5, and is molded between the upper mold 7 and the lower mold 6, and the molded plastic part is cooled and solidified in the mold, the second hydraulic cylinder 8 drives the lower pressing plate 9 to rise, the upper mold 7 is separated from the lower mold 6, the first hydraulic cylinder 3 drives the push plate 4, and the molded plastic part is pulled out from the molding box 5, the hammering motor 28 drives the main teeth 11 to rotate, and two groups of slave teeth 12 are engaged with the main teeth 11, driving the hammering frame 14 to slide on the guide frame 13, and one end of the hammering frame 14 is connected with the eccentric rod 16 on the side of the slave tooth 12, driving the spring hammer 15 to knock the side wall of the addition pipe 2, ensuring that the raw material smoothly enters the molding box 5 to prevent blockage.

[0031] The hammering installation mechanism includes a clamping tube 17, a clamping rod 18, a clamping groove 19, a transverse frame 20, a rotating ring 21, an arc plate 22 and an arc groove 23. The clamping rod 18 extends into the clamping tube 17, and the transverse frame is laterally movable and penetrates the side wall of the clamping tube 17. The clamping groove 19 is set on the side wall of the clamping rod 18. The rotating ring 21 rotates at the upper limit on the outer wall of the clamping tube 17. The arc groove 23 is set on the inner wall of the rotating ring 21. The arc plate 22 is installed at one end of the transverse frame 20. The arc plate 22 can rotate in the arc groove 23, so that one end of the transverse frame 20 extends into the clamping groove 19 to fix the clamping rod 18 in the clamping tube 17.

[0032] In this embodiment, the quick installation and disassembly of the added hammering mechanism is realized, the clamping rod 18 is extended into the clamping tube 17, the transverse frame 20 is moved laterally so that one end is aligned with the clamping groove 19, the rotating ring 21 is rotated to rotate the radian plate 22 in the radian groove 23, one end of the transverse frame 20 is extended into the clamping groove 19, the clamping rod 18 is fixed in the clamping tube 17, the rotating ring 21 is fixed to the outer wall of the clamping tube 17 through the threaded tube 30 and the clamping ring 32, and the lateral plate 26 is fixed to the top end of the lower pressure plate 9.

[0033] See also Figure 1-Figure 5 As a supplementary implementation method of a mold for injection molding of a housing for producing a lighting lamp with a portable product taking mechanism, an additional hammering mechanism and a hammering installation mechanism: a lateral frame 24 is installed on the side of the bottom plate 1, and a fixing frame 25 is installed on the side of the lateral frame 24, and the second liquid cylinder 8 is installed on the fixing frame 25, the bottom end of the longitudinal plate 10 is installed with a lateral plate 26, and the bottom end of the side wall of the clamping tube 17 is installed with a connecting plate 27, and the connecting plate 27 is installed in conjunction with the top end surface of the lateral plate 26, one end of the clamping rod 18 is connected to the lower pressure plate 9, and the other end of the clamping rod 18 extends through the lateral plate 26 and is clamped with the clamping tube 17, and the side of the longitudinal plate 10 is installed A beating motor 28 is provided, and the output end of the beating motor 28 is connected to the main tooth 11. A rubber pad 29 is installed on the top end face of the connecting plate 27, and the bottom of the rotating ring 21 is connected to the top end face of the rubber pad 29. A threaded tube 30 is installed on the side wall of the clamping tube 17, and the threaded tube 30 is threadedly connected to the outer wall of the clamping tube 17. A clamping ring 32 is arranged between the rotating ring 21 and the threaded tube 30. The clamping ring 32 presses the rotating ring 21 to fix it on the outer wall of the clamping tube 17. A limiting plate 31 is installed on the top end face of the base plate 1, and the side of the molding box 5 can be sealed with one end of the limiting plate 31.

[0034] More specifically, the plastic raw material is injected into the molding box 5 through the adding tube 2, the second liquid cylinder 8 drives the lower pressure plate 9 to close the upper mold 7 and the lower mold 6, the plastic raw material is heated and melted in the molding box 5, and is molded between the upper mold 7 and the lower mold 6, the hammering motor 28 is started, driving the main teeth 11 to rotate, the slave teeth 12 engage, and the hammering frame 14 slides on the guide frame 13, the spring hammer 15 knocks the side wall of the adding tube 2 to ensure that the raw material enters the molding box 5 smoothly, and the molded plastic parts are cooled and solidified in the mold, the second liquid cylinder 8 drives the lower pressure plate 9 to rise, the upper mold 7 and the lower mold 6 are separated, the first liquid cylinder 3 drives the push plate 4 to push the molded plastic parts out of the molding box 5, regularly check the wear of each mechanism, clean the mold, adding tube 2 and components, ensure the normal operation of the equipment, adjust the hammering installation mechanism as needed, and optimize the hammering effect.

[0035] In summary, when the overall equipment is in use or operating: when the portable product removal mechanism is required, the plastic raw material is injected into the molding box 5 through the adding tube 2, the second liquid cylinder 8 drives the lower pressure plate 9 to close the upper mold 7 and the lower mold 6, the plastic raw material is heated and melted in the molding box 5, and molded between the upper mold 7 and the lower mold 6, the molded plastic part is cooled and solidified in the mold, the second liquid cylinder 8 drives the lower pressure plate 9 to rise, the upper mold 7 and the lower mold 6 are separated, and the first liquid cylinder 3 drives the push plate 4 to pull the molded plastic part out of the molding box 5.

[0036] When the hammering mechanism needs to be added, the hammering motor 28 drives the main teeth 11 to rotate, and the two groups of slave teeth 12 engage with the main teeth 11, driving the hammering frame 14 to slide on the guide frame 13. One end of the hammering frame 14 is connected to the eccentric rod 16 on the side of the slave teeth 12, driving the spring hammer 15 to knock on the side wall of the adding tube 2 to ensure that the raw materials enter the molding box 5 smoothly to prevent blockage.

[0037] When the hammering installation mechanism needs to be operated, the hammering mechanism can be added for quick installation and disassembly. The connecting rod 18 is inserted into the clamping tube 17, and the traverse frame 20 is moved laterally so that one end of it is aligned with the clamping groove 19. The rotating ring 21 is rotated to make the radian plate 22 rotate in the radian groove 23. One end of the traverse frame 20 is inserted into the clamping groove 19, and the connecting rod 18 is fixed in the clamping tube 17. The rotating ring 21 is fixed to the outer wall of the clamping tube 17 through the threaded tube 30 and the clamping ring 32, and the lateral plate 26 is fixed to the top end of the lower pressure plate 9.

[0038] The plastic raw material is injected into the molding box 5 through the adding tube 2, and the second liquid cylinder 8 drives the lower pressure plate 9 to close the upper mold 7 and the lower mold 6. The plastic raw material is heated and melted in the molding box 5 and molded between the upper mold 7 and the lower mold 6. The hammering motor 28 is started, driving the main tooth 11 to rotate, and the slave tooth 12 engages, driving the hammering frame 14 to slide on the guide frame 13, and the spring hammer 15 knocks the side wall of the adding tube 2 to ensure that the raw material enters the molding box 5 smoothly. The molded plastic parts are cooled and solidified in the mold. The second liquid cylinder 8 drives the lower pressure plate 9 to rise, and the upper mold 7 is separated from the lower mold 6. The first liquid cylinder 3 drives the push plate 4 to push the molded plastic parts out of the molding box 5. Check the wear of each mechanism regularly, clean the mold, adding tube 2 and components, ensure the normal operation of the equipment, adjust the hammering installation mechanism as needed, and optimize the hammering effect.

[0039] In all the schemes mentioned above, the connection between the two components can be selected according to actual conditions by welding, bolt and nut connection, bolt or screw connection or other well-known connection methods, which will not be listed here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the present invention have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A mold for injection molding a housing for producing a lighting lamp, comprising a base plate (1), an adding tube (2), a portable product removal mechanism, an adding hammering mechanism, and a hammering installation mechanism, wherein: The portable product taking mechanism comprises a first liquid cylinder (3), a push plate (4), a molding box (5), a lower mold (6), an upper mold (7), a second liquid cylinder (8) and a lower pressing plate (9), wherein the first liquid cylinder (3) is mounted on the top end of the bottom plate (1), one end of the first liquid cylinder (3) is connected to the push plate (4), the push plate (4) is provided with a sliding guide in the molding box (5), the upper mold (7) is mounted on the bottom end of the lower pressing plate (9), the lower pressing plate (9) is connected with one end of the second liquid cylinder (8), the lower mold (6) is mounted inside the molding box (5), and the adding hammering mechanism comprises a longitudinal plate (10), a main tooth ( 11), from tooth (12), guide frame (13), beating frame (14), spring hammer (15) and eccentric rod (16), main tooth (11) is installed on the lateral end of longitudinal plate (10), two groups of engagements from tooth (12) are installed on the main tooth (11), guide frame (13) is installed on one end of longitudinal plate (10), beating frame (14) slides and guides on guide frame (13), one end of beating frame (14) is connected with the eccentric rod (16) on the side of tooth (12), and spring hammer (15) is installed on the other end of beating frame (14), and one end hammer of spring hammer (15) hits the side wall of adding pipe (2).

2. The mold for injection molding a housing for producing a lighting lamp according to claim 1, wherein: The hammering installation mechanism comprises a clamping tube (17), a clamping rod (18), a clamping groove (19), a transverse frame (20), a rotating ring (21), an radian plate (22) and an radian groove (23). The clamping rod (18) extends into the clamping tube (17). The transverse frame is arranged on the side wall of the clamping tube (17) for transverse movement. The clamping groove (19) is arranged on the side wall of the clamping rod (18). The rotating ring (21) is rotated at a limit position on the outer wall of the clamping tube (17). The radian groove (23) is arranged on the inner wall of the rotating ring (21). The radian plate (22) is installed at one end of the transverse frame (20). The radian plate (22) can rotate in the radian groove (23), so that one end of the transverse frame (20) extends into the clamping groove (19) to fix the clamping rod (18) in the clamping tube (17).

3. The mold for injection molding a housing for producing a lighting lamp according to claim 1, characterized in that: A lateral frame (24) is installed on the side of the bottom plate (1), and a fixed frame (25) is installed on the side of the lateral frame (24), and the second liquid cylinder (8) is installed on the fixed frame (25).

4. The mold for injection molding a housing for producing a lighting lamp according to claim 2, wherein: The bottom end of the longitudinal plate (10) is provided with a lateral plate (26), and the bottom end of the side wall of the clamping tube (17) is provided with a connecting plate (27), and the connecting plate (27) is mounted on the top end surface of the lateral plate (26), one end of the clamping rod (18) is connected to the lower pressure plate (9), and the other end of the clamping rod (18) extends through the lateral plate (26) and is clamped with the clamping tube (17).

5. The mold for injection molding a housing for producing a lighting lamp according to claim 1, wherein: A beating motor (28) is installed on the side of the longitudinal plate (10), and the output end of the beating motor (28) is matched and connected with the main gear (11).

6. The mold for injection molding a housing for producing a lighting lamp according to claim 4, characterized in that: A rubber pad (29) is installed on the top end surface of the connecting plate (27), and the bottom of the rotating ring (21) is in contact with the top end surface of the rubber pad (29).

7. The mold for injection molding a housing for producing a lighting lamp according to claim 2, wherein: A threaded tube (30) is installed on the side wall of the clamping tube (17), and the threaded tube (30) is threadedly connected to the outer wall of the clamping tube (17). A clamping ring (32) is arranged between the rotating ring (21) and the threaded tube (30), and the clamping ring (32) presses the rotating ring (21) to fix it on the outer wall of the clamping tube (17).

8. The mold for injection molding a housing for producing a lighting lamp according to claim 1, wherein: A limiting plate (31) is installed on the top end surface of the bottom plate (1), and the side surface of the molding box (5) can be matched with one end of the limiting plate (31) for contact and sealing.

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