Injection molding mechanism for plastic product production

Abstract

The invention relates to the field of injection molding, in particular to an injection molding mechanism for plastic product production, which comprises a mounting body, a translation driving assembly, a left mold, an upgrade driving assembly and a right mold, a translation driving assembly is mounted in the mounting body; a left mold is mounted on a moving part of the translation driving assembly; an upgrade driving assembly is mounted on the right side of the mounting body; a right mold is mounted on a moving part of the upgrading driving assembly; the translation driving assembly drives the left mold to move rightwards through the moving part to be assembled with the right mold for injection molding; a plurality of separation parts are arranged on the right mold, so that an overturning part of the road cone body is formed during injection molding; and a bulge is arranged on the right mold, so that a bending area of the road cone body is formed during injection molding. The full-process automation of the road cone body from injection molding to demolding, water gap cutting and stacking is realized, the process interval is reduced, and the production continuity is enhanced.

Description

TECHNICAL FIELD

[0001] The application relates to the field of injection molding, and in particular to an injection molding mechanism for plastic product production. BACKGROUND

[0002] As a common traffic warning tool, road cones are widely used in road construction, accident scenes and the like, and are usually produced through an injection molding process and are mainly made of plastic. In use, the road cones need to be stably placed on the ground to play a warning role.

[0003] However, there are two significant problems in the prior art: on the one hand, the structure of a traditional road cone is single, and when placed on the ground, it is easy to be knocked down by external forces (such as wind force and collision), thereby losing the warning function and failing to meet the demand for stable warning; on the other hand, in the production process of the road cone, the product needs to be manually taken out from the mold, manually stacked and stored and manually cut off the water gap after injection molding, which not only has low production efficiency, but also has high operation safety risk because of the frequent intervention of the manual operation in the working area of the injection molding machine, thereby restricting the continuity and safety of the production. SUMMARY

[0004] The application is proposed to overcome the shortcomings in the background art. In a first aspect, the application provides a plastic product, wherein the road cone body has a plurality of turnover portions, the lower side of the turnover portion has a bending area, the upper side of the turnover portion has a cutting area, the turnover portion is turned around the bending area by cutting the cutting area, and the upper part of the road cone body has a through hole.

[0005] In one embodiment, the turnover portion is in an L shape.

[0006] In a second aspect, the application provides an injection molding mechanism for plastic product production, comprising a mounting body, a translation driving assembly, a left mold, an upgrade driving assembly and a right mold, wherein the translation driving assembly is mounted in the mounting body, the left mold is mounted on the moving part of the translation driving assembly, the upgrade driving assembly is mounted on the right side of the mounting body, the right mold is mounted on the moving part of the upgrade driving assembly, the left mold is moved to the right by the translation driving assembly to combine with the right mold for injection molding, a plurality of separation portions are arranged on the right mold to form the turnover portions of the road cone body during injection molding, and a protrusion is arranged on the right mold to form the bending area of the road cone body during injection molding.

[0007] In one embodiment, the injection molding mechanism further comprises a linear driving member and a push column, the right part of the right mold is provided with the linear driving member, the push column is slidably connected to the middle part of the right mold, and the extension part of the linear driving member is fixedly connected to the push column.

[0008] In one embodiment, the injection molding mechanism further comprises a support plate and a round rod, the left part of the mounting body is provided with the support plate, the round rod is mounted on the support plate, and the round rod is located on the upper side of the support plate.

[0009] In one of the embodiments, the installation seat and the first guide rail assembly are further included; the installation seat is fixed to the inner bottom of the road cone body; the first guide rail assembly is installed on the installation seat and arranged front to back; and the moving part of the first guide rail assembly is fixed to the support plate.

[0010] In one of the embodiments, the second guide rail assembly, the lifting guide rail assembly and the boosting assembly are further included; the second guide rail assembly is installed on the inner bottom of the installation body and arranged left to right; the lifting guide rail assembly is installed on the moving part of the second guide rail assembly; and the boosting assembly is installed on the moving part of the lifting guide rail assembly.

[0011] In one of the embodiments, the support plate is provided with an avoiding slot for avoiding the lifting guide rail assembly.

[0012] In one of the embodiments, the boosting assembly includes the connecting frame and the push plate; the connecting frame is fixed to the moving part of the lifting guide rail assembly; and the two push plates are fixed to the connecting frame.

[0013] In one of the embodiments, the electric cutter is installed on the connecting frame to cut off the injection port.

[0014] Compared with the prior art, the present application has the following advantages: The road cone body provided by the present application is provided with the reversible turning part, the bending area and the cutting area; after the cutting area is cut off, the turning part can be turned inward, the sand and stones in the through hole can be used to press the turning part to reinforce and limit the road cone body, the problem of easy falling of the road cone is effectively solved; meanwhile, the corner of the L-shaped turning part can be pressed against the ground after turning, the turning part is prevented from collapsing, the stability of the turning part in the sand and stones is ensured, and the overall stability of the road cone is further improved.

[0015] The injection molding mechanism for plastic product manufacturing provided by this invention achieves the injection molding of the traffic cone body by setting a partition and protrusion on the right mold; by upgrading the drive component to drive the right mold and the molded traffic cone body to move downward, and with the help of the linear drive component to push the push column, the traffic cone body is automatically separated from the right mold, eliminating the need for manual entry into the injection molding machine's working area to retrieve the part, greatly reducing the safety risks of manual operation and improving production safety; and by setting a support plate and a round rod, the traffic cone body can be automatically stacked on the round rod after separation. After a certain number of traffic cone bodies are stacked, the support plate and the stacked traffic cone bodies can be moved to the outside of the injection molding machine for easy manual removal, realizing automated stacking and transfer of traffic cones, significantly improving production efficiency; at the same time, the electric cutter in the push component can simultaneously cut the injection gate (sprue) during the movement of the traffic cone, combining the sprue cutting process with the transfer and stacking processes, realizing full-process automation of the traffic cone body from injection molding to demolding, sprue cutting, and stacking, reducing process intervals and enhancing production continuity. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of the traffic cone body disclosed in this invention; Figure 2 for Figure 1 A top-down view of the structure; Figure 3 for Figure 1 The state diagram shows that the flipping part flips into the body of the road cone; Figure 4 This is a schematic diagram of the injection molding mechanism for producing plastic products disclosed in this invention. Figure 5 This is a schematic diagram of the combined structure of the left mold and the right mold disclosed in this invention; Figure 6 for Figure 5 Enlarged view of point A; Figure 7 These are two combined state diagrams of the traffic cone body and the right mold disclosed in this invention. The upper state diagram shows the traffic cone body and the right mold in a fitted state, while the lower state diagram shows the traffic cone body and the right mold in a separated state. Figure 8 for Figure 4 The state diagram shows the left and right molds being closed. Figure 9 for Figure 4 The state diagram shows that the left end of the push rod is in contact with the right end of the round rod; Figure 10 for Figure 9 A schematic diagram of a partial structure; Figure 11 for Figure 4 The diagram shows the support plate and the round rod extending outwards from the mounting body. Figure 12 The combination structure of the lifting rail assembly and the boosting assembly disclosed by the present application is shown schematically. Figure 13 The combination structure of the road cone body, the lifting rail assembly and the boosting assembly disclosed by the present application is shown schematically.

[0017] The marks in the drawings: 100-road cone body, 100a-turnover part, 100b-bending area, 100c-cutting area, 100d-through hole, 100e-injection port, 1-mounting body, 2-translation driving assembly, 3-left mold, 4-upgrade driving assembly, 5-right mold, 51-separation part, 52-protrusion, 53-injection hole, 61-linear driving part, 62-push column, 71-mounting seat, 72-first rail assembly, 73-supporting plate, 74-round rod, 81-second rail assembly, 82-lifting rail assembly, 9-boosting assembly, 91-connecting frame, 92-push plate, 93-electric cutter. DETAILED DESCRIPTION

[0018] The present application will be further described below in conjunction with specific embodiments, the schematic embodiments of the present application and the descriptions used to explain the present application, but not as a limitation to the present application.

[0019] Embodiment 1: a plastic product, such as Figures 1-3 As shown, the road cone body 100 has a plurality of turnover parts 100a, the lower side of the turnover part 100a has a bending area 100b, the upper side of the turnover part 100a has a cutting area 100c, by cutting the cutting area 100c, the turnover part 100a is turned around the bending area 100b, from Figure 2 the state to Figure 3 the state shown; the upper part of the road cone body 100 has a through hole 100d.

[0020] The turnover part 100a is L-shaped.

[0021] As shown, Figures 4-7 an injection molding mechanism for plastic product production, comprising a mounting body 1, a translation driving assembly 2, a left mold 3, an upgrade driving assembly 4 and a right mold 5; the mounting body 1 is installed with the translation driving assembly 2; the moving part of the translation driving assembly 2 is installed with the left mold 3; the right side of the mounting body 1 is installed with the upgrade driving assembly 4; the moving part of the upgrade driving assembly 4 is installed with the right mold 5; the translation driving assembly 2 drives the left mold 3 to move rightward to combine with the right mold 5 for injection molding; the right mold 5 is provided with a plurality of separation parts 51 to form the turnover part 100a of the road cone body 100 when injection molding; the right mold 5 is provided with a protrusion 52 to form the bending area 100b of the road cone body 100 when injection molding.

[0022] Firstly, the present application provides a plastic product, specifically a road cone, aiming at the problem that the road cone placed on the ground is easy to fall down and thus loses the warning effect, the road cone body 100 has a turnover part 100a, and the turnover part 100a is located at the lower position of the road cone body 100, when in use, the upper part of the turnover part 100a is cut off at the cutting area 100c, and then the turnover part 100a is turned over to the inside of the road cone body 100 through the bending area 100b, so that the turnover part 100a presents a state change Figures 2 to 3 , and then the staff can put sand or other fillers into the road cone body 100 standing on the ground through the through hole 100d, and use the sand to press the turnover part 100a to avoid the movement of the road cone body 100, thereby overcoming the problem that the road cone placed on the ground is easy to fall down and thus loses the warning effect; further, by setting the turnover part 100a as an L-shaped, when the turnover part 100a is turned over to the inside of the road cone body 100, the corner of the turnover part 100a can resist the ground, avoiding the whole turnover part 100a collapsing on the ground, ensuring that the turnover part 100a can sink into the injected sand, improving the fixing effect of the sand on the turnover part 100a, and improving the stability of the road cone body 100.

[0023] Secondly, aiming at the road cone body 100, the present application also provides an injection molding mechanism for plastic product production, when injecting the road cone body 100, the moving part of the translation driving assembly 2 pushes the left mold 3 to move right to make the left mold 3 and the right mold 5 mold together for injection, when injection, the turnover part 100a is formed by the separation part 51 on the right mold 5, the bending area 100b is formed by the protrusion 52, the injection hole 53 of the right mold 5 produces the injection port 100e, and when the left mold 3 and the right mold 5 are separated, the road cone body 100 stays on the right mold 5, then the moving part of the lifting driving assembly 4 drives the right mold 5 and the road cone body 100 to move down, so as to take out the road cone body 100 later. Further, at the beginning, the cutting area 100c is not cut, so that the road cone bodies 100 can be stacked together conveniently; of course, after the cutting area 100c is cut, the road cone bodies 100 can also be stacked together after the turnover part 100a is turned over and reset.

[0024] Embodiment 2: based on embodiment 1, as shown in Figures 4-13 , it also includes a linear drive 61 and a push column 62; the right part of the right mold 5 is installed with the linear drive 61; the middle part of the right mold 5 is slidingly connected with the push column 62; the extension part of the linear drive 61 is fixedly connected with the push column 62.

[0025] Further include support plate 73 and round rod 74; the left part of the installation body 1 is provided with a support plate 73; the support plate 73 is installed with a round rod 74; the round rod 74 is located on the upper side of the support plate 73, and the diameter of the round rod 74 is the same as the diameter of the through hole 100d.

[0026] Further include mounting seat 71 and first guide rail assembly 72; the bottom of the road cone body 100 is fixedly connected with the mounting seat 71; the mounting seat 71 is installed with the first guide rail assembly 72, and the first guide rail assembly 72 is arranged in front and back; the moving part of the first guide rail assembly 72 is fixedly connected with the support plate 73.

[0027] Further include second guide rail assembly 81, lifting guide rail assembly 82 and boost assembly 9; the bottom of the installation body 1 is installed with the second guide rail assembly 81, and the second guide rail assembly 81 is arranged left and right; the moving part of the second guide rail assembly 81 is installed with the lifting guide rail assembly 82; the moving part of the lifting guide rail assembly 82 is installed with the boost assembly 9.

[0028] The support plate 73 is provided with an avoiding slot which avoids the lifting guide rail assembly 82.

[0029] The boost assembly 9 includes a connecting frame 91 and a push plate 92; the moving part of the lifting guide rail assembly 82 is fixedly connected with the connecting frame 91; the connecting frame 91 is fixedly connected with two push plates 92, and the push plate 92 is inserted into the right side of the road cone body 100 by moving left.

[0030] The connecting frame 91 is installed with an electric cutter 93, and the injection molding port 100e is cut off by the electric cutter 93.

[0031] Further, in the prior art, the worker needs to take out the road cone from the injection molding machine and stack them together after each injection molding is completed, which is low in efficiency and safety. In view of this, in the demolding process, the moving part of the upgrading driving assembly 4 drives the right mold 5 and the road cone body 100 to move downward; the push column 62 is aligned with the round rod 74, then the linear drive 61 is controlled to push the push column 62 to move left, the left end of the push column 62 drives the road cone body 100 to separate from the right mold 5, then the left end of the push column 62 contacts with the right end of the round rod 74, and the bottom of the road cone body 100 contacts with the support plate 73, as shown in the state of Figure 9 . Then, the moving part of the lifting guide rail assembly 82 drives the boost assembly 9 to move upward, the push plate 92 is aligned with the right end of the road cone body 100, then the moving part of the second guide rail assembly 81 drives the lifting guide rail assembly 82 and the boost assembly 9 to move left, the push plate 92 is inserted into the inside of the road cone body 100, and the push plate 92 further moves left, the push plate 92 pushes the road cone body 100 to move left, the road cone body 100 separates from the push column 62, and the road cone body 100 is stacked on the round rod 74, so that the automatic stacking work of the road cone body 100 is realized. Further, asFigure 10 、 Figure 13 As shown in FIG. 11, when the push plate 92 is inserted into the road cone body 100, the electric cutter 93 is controlled to rotate at this time, and the injection port 100e is cut off by the electric cutter 93; automatic demolding and water gate cutting are realized; Further, when a certain number of road cone bodies 100 are stacked on the circular rod 74, the first guide rail assembly 72 moving part is controlled to push the support plate 73 and the circular rod 74 to move forward, so as to drive the stacked road cone bodies 100 to the outside of the installation body 1, thereby facilitating the staff to take out the stacked road cone bodies 100 outside the injection molding machine.

[0032] The above embodiments are only preferred embodiments of the present application, and are not intended to limit the scope of the present application. Any equivalent changes made according to the content described in the claims of the present application shall be included in the scope of the claims of the present application.

Claims

1. A plastic product, characterized in that, The traffic cone body (100) has multiple flipping parts (100a), the lower side of the flipping part (100a) has a bending area (100b), the upper side of the flipping part (100a) has a cutting area (100c), and the flipping part (100a) flips around the bending area (100b) by cutting the cutting area (100c); the upper part of the traffic cone body (100) has a through hole (100d).

2. A plastic product according to claim 1, characterized in that, The flipping part (100a) is L-shaped.

3. An injection molding mechanism for producing plastic products, used to produce plastic products according to claim 1 or 2, comprising a mounting body (1), a translation drive assembly (2), a left mold (3), an upgrade drive assembly (4), and a right mold (5); the translation drive assembly (2) is mounted in the mounting body (1); the left mold (3) is mounted on the moving part of the translation drive assembly (2); the upgrade drive assembly (4) is mounted on the right side of the mounting body (1); the right mold (5) is mounted on the moving part of the upgrade drive assembly (4); the translation drive assembly (2) drives the left mold (3) to move to the right through the moving part to close the mold with the right mold (5) for injection molding; Its features are, The right mold (5) is provided with multiple partitions (51) to form the flipped part (100a) of the traffic cone body (100) during injection molding; the right mold (5) is provided with protrusions (52) to form the bending area (100b) of the traffic cone body (100) during injection molding.

4. The injection molding mechanism for producing plastic products according to claim 3, characterized in that, It also includes a linear drive (61) and a pusher (62); the right mold (5) is equipped with a linear drive (61) on the right side; the pusher (62) is slidably connected in the middle of the right mold (5); the telescopic part of the linear drive (61) is fixedly connected to the pusher (62).

5. The injection molding mechanism for producing plastic products according to claim 4, characterized in that, It also includes a support plate (73) and a round rod (74); the support plate (73) is provided on the left side of the mounting body (1); the round rod (74) is installed on the support plate (73); the round rod (74) is located on the upper side of the support plate (73).

6. The injection molding mechanism for producing plastic products according to claim 5, characterized in that, It also includes a mounting base (71) and a first guide rail assembly (72); the mounting base (71) is fixedly connected to the bottom of the cone body (100); the first guide rail assembly (72) is installed on the mounting base (71), and the first guide rail assembly (72) is arranged in a front-to-back manner; the movable part of the first guide rail assembly (72) is fixedly connected to the support plate (73).

7. The injection molding mechanism for producing plastic products according to claim 6, characterized in that, It also includes a second guide rail assembly (81), a lifting guide rail assembly (82), and a booster assembly (9); the second guide rail assembly (81) is installed at the bottom of the mounting body (1), and the second guide rail assembly (81) is arranged to the left and right; the lifting guide rail assembly (82) is installed on the moving part of the second guide rail assembly (81); the booster assembly (9) is installed on the moving part of the lifting guide rail assembly (82).

8. The injection molding mechanism for producing plastic products according to claim 7, characterized in that, The support plate (73) has a clearance groove to avoid the lifting guide rail assembly (82).

9. The injection molding mechanism for producing plastic products according to claim 7, characterized in that, The booster assembly (9) includes a connecting frame (91) and a pusher plate (92); the connecting frame (91) is fixedly connected to the moving part of the lifting guide rail assembly (82); two pushers (92) are fixedly connected to the connecting frame (91).

10. The injection molding mechanism for producing plastic products according to claim 9, characterized in that, An electric cutter (93) is installed on the connecting frame (91) to cut off the injection port (100e).

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