A ring-shaped workpiece feeding mechanism and method for injection molding equipment

Abstract

The present invention discloses a ring-shaped workpiece feeding mechanism for injection molding equipment, which includes a vertically arranged support plate, a feed trough is provided on the front side of the support plate, a feed port connected to the feed trough is provided on the top of the support plate, a plurality of through holes are provided on the support plate that penetrate the front and rear sides of the support plate, the plurality of through holes are all located below the feed trough, and each through hole is connected to the feed trough through a vertical trough, the front side of the support plate is covered with a cover plate, a plurality of discharge holes are provided on the cover plate, and the discharge holes are aligned one by one with the through holes, a plurality of transverse slide bars are fixed on the back side of the support plate, the plurality of transverse slide bars all pass through a bracket, and the bracket is slidably connected with the transverse slide bars, a plurality of transverse push rods are fixed on the front side of the bracket, the transverse push rods are aligned one by one with the through holes, and the front end of the transverse push rods is inserted into the through holes. The present invention is easy to operate, avoids personnel working in a high temperature environment, and can improve production efficiency, improve product quality, and reduce personnel costs.

Description

Technical Field

[0001] The invention relates to mold injection molding equipment, and in particular to an annular workpiece feeding mechanism and method for injection molding equipment. Background Art

[0002] In the automotive plastic parts industry, more and more products need to embed nuts or bushings in plastic parts to ensure sufficient product strength during the automotive assembly process. However, most processes require the mold to be operated in a heated state, which brings great troubles to the operators. At the same time, there are defects such as low production efficiency and high personnel costs. In addition, manual embedding of workpieces also has defects such as low product quality, so it cannot meet production requirements. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a ring-shaped workpiece feeding mechanism and method for injection molding equipment, which is easy to operate and avoids personnel working in a high temperature environment, while improving production efficiency, improving product quality and reducing personnel costs, in view of the shortcomings of the existing technology.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions.

[0005] A ring-shaped workpiece feeding mechanism for injection molding equipment, comprising a vertically arranged support plate, a feed trough is provided on the front side of the support plate, a feed port connected to the feed trough is provided on the top of the support plate, a plurality of through holes are provided on the support plate that penetrate through the front and rear sides of the support plate, the plurality of through holes are all located below the feed trough, and each through hole is connected to the feed trough through a vertical groove, the front side of the support plate is covered with a cover plate, a plurality of discharge holes are provided on the cover plate, and the discharge holes are aligned one by one with the through holes, a plurality of transverse sliding bars are fixed on the back side of the support plate, the plurality of transverse sliding bars all pass through a bracket, and the bracket is aligned with the The transverse sliding rod is slidably connected, and a plurality of transverse push rods are fixed on the front side of the bracket. The transverse push rods are aligned with the through holes one by one, and the front end of the transverse push rods is inserted into the through hole. When loading, the annular workpiece is loaded into the feed trough through the feed port, and then the annular workpiece slides into the vertical groove and abuts against the transverse push rod. When the material taking rod of the injection molding equipment is inserted into the discharge hole and abuts against the transverse push rod, the bracket and the transverse push rod are driven to move backward to make the annular workpiece fall into the through hole, and then the bracket and the transverse push rod are driven to move forward, and the annular workpiece in the through hole is put onto the material taking rod of the injection molding equipment by the transverse push rod.

[0006] Preferably, the bracket and the support plate are connected via a cylinder.

[0007] Preferably, the outer shell of the cylinder is fixedly connected to the support plate, and the piston rod of the cylinder is fixedly connected to the bracket.

[0008] Preferably, a plurality of recesses are provided on the front side of the support plate, a slide rail is fixed in the recess, a slider is provided on the slide rail and the two are slidably connected, and the slider is fixedly connected to the cover plate.

[0009] Preferably, a guide rail cylinder is fixed at the edge of the support plate, a power output end of the guide rail cylinder is connected to the cover plate, and the cover plate is driven to slide along the slide rail by the guide rail cylinder.

[0010] Preferably, the through hole is located at the lower end of the vertical groove, and the diameter of the through hole is smaller than the width of the vertical groove, so that the connection between the through hole and the vertical groove is stepped.

[0011] Preferably, a vibration plate for conveying annular workpieces is included, and the output port of the vibration plate is connected to the feed port via a chute.

[0012] Preferably, a rounded corner is formed at the bottom of the chute, and the rounded corner is located at the connection between the chute and the feed port.

[0013] A method for feeding an annular workpiece for injection molding equipment, the method is implemented based on a feeding mechanism, which includes a vertically arranged support plate, a feed trough is provided on the front side of the support plate, a feed port connected to the feed trough is provided on the top of the support plate, a plurality of through holes are provided on the support plate that penetrate through the front and rear sides of the support plate, the plurality of through holes are all located below the feed trough, and each through hole is connected to the feed trough through a vertical slot, the front side of the support plate is covered with a cover plate, a plurality of discharge holes are provided on the cover plate, and the discharge holes are aligned one by one with the through holes, a plurality of transverse sliding bars are fixed on the back side of the support plate, the plurality of transverse sliding bars all pass through a bracket, and the bracket is slidably connected to the transverse sliding bars, and the support A plurality of transverse push rods are fixed on the front side of the frame, the transverse push rods are aligned with the through holes one by one, and the front ends of the transverse push rods are inserted into the through holes. The method comprises the following steps: step S1, during loading, the annular workpiece is loaded into the feed trough through the feed port; step S2, the annular workpiece slides into the vertical groove under the action of gravity and abuts against the transverse push rod; step S3, the material taking rod of the injection molding equipment is inserted into the discharge hole and abuts against the transverse push rod; step S4, the bracket and the transverse push rod are driven to move backward until the annular workpiece falls into the through hole; step S5, the bracket and the transverse push rod are driven to move forward, and the annular workpiece in the through hole is sleeved onto the material taking rod of the injection molding equipment by using the transverse push rod.

[0014] Preferably, the bracket is connected to the support plate via a cylinder, and the bracket and the transverse push rod are driven by the cylinder to move forward or backward.

[0015] In the annular workpiece feeding mechanism for injection molding equipment disclosed in the present invention, since a feed trough, a vertical groove and a through hole are arranged on the support plate, a channel for the annular workpiece to pass through is formed. After the annular workpiece is loaded into the feed trough, gravity or a slightly shaking support plate can be used to make the annular workpiece evenly distributed in each vertical groove. When loading, the material taking rod of the injection molding equipment is inserted into the discharge hole and abuts against the transverse push rod, and then the bracket and the transverse push rod are driven to move backward until the annular workpiece falls into the through hole, and then the bracket and the transverse push rod are driven to move forward, and the annular workpiece in the through hole is sleeved onto the material taking rod of the injection molding equipment by using the transverse push rod. Based on the above structure, the feeding operation of the annular workpiece is realized. Compared with the prior art, the operator does not need to work in a high temperature environment, so that the feeding process is not only easy to operate, but also greatly reduces safety hazards and saves labor costs. In addition, compared with the method of manually embedding the workpiece, the present invention can greatly improve production efficiency and product quality, and better meet production requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The three-dimensional feeding mechanism of the present invention Figure 1 ;

[0017] Figure 2 Partial decomposition of the feeding mechanism of the present invention Figure 1 ;

[0018] Figure 3 The three-dimensional feeding mechanism of the present invention Figure 2 ;

[0019] Figure 4 Partial decomposition of the feeding mechanism of the present invention Figure 2 ;

[0020] Figure 5 It is the structural diagram of the support plate;

[0021] Figure 6 for Figure 5 A magnified view of part A;

[0022] Figure 7 The three-dimensional feeding mechanism of the present invention Figure 3 ;

[0023] Figure 8 for Figure 7 Enlarged view of part B. DETAILED DESCRIPTION

[0024] The present invention is described in more detail below with reference to the accompanying drawings and embodiments.

[0025] The invention discloses a ring-shaped workpiece feeding mechanism for injection molding equipment, Figures 1 to 4 As shown, it includes a vertically arranged support plate 1, a feed trough 10 is provided on the front side of the support plate 1, a feed port 11 connected to the feed trough 10 is provided on the top of the support plate 1, a plurality of through holes 12 are provided on the support plate 1 that penetrate through the front and rear sides of the support plate 1, the plurality of through holes 12 are all located below the feed trough 10, and each through hole 12 is connected to the feed trough 10 through a vertical groove 13, the front side of the support plate 1 is covered with a cover plate 2, a plurality of discharge holes 20 are provided on the cover plate 2, and the discharge holes 20 are aligned one by one with the through holes 12, a plurality of transverse slide bars 14 are fixed on the back side of the support plate 1, the plurality of transverse slide bars 14 all pass through a bracket 3, and the bracket 3 is aligned with the transverse slide bars 14 The bracket 3 is connected by sliding, and a plurality of transverse push rods 30 are fixed on the front side of the bracket 3. The transverse push rods 30 are aligned with the through holes 12 one by one, and the front ends of the transverse push rods 30 are inserted into the through holes 12. When loading, the annular workpiece is loaded into the feed trough 10 through the feed port 11, and then the annular workpiece slides into the vertical groove 13 and abuts against the transverse push rods 30. When the material taking rod of the injection molding equipment is inserted into the discharge hole 20 and abuts against the transverse push rods 30, the bracket 3 and the transverse push rods 30 are driven to move backward to make the annular workpiece fall into the through hole 12, and then the bracket 3 and the transverse push rods 30 are driven to move forward, and the annular workpiece in the through hole 12 is put onto the material taking rod of the injection molding equipment by the transverse push rods 30.

[0026] In the above-mentioned feeding mechanism, since the feed trough 10, the vertical grooves 13 and the through hole 12 are provided on the support plate 1, a channel for the annular workpiece to pass through is formed. After the annular workpiece is loaded into the feed trough 10, the annular workpiece can be evenly distributed in each vertical groove 13 by utilizing gravity or slightly shaking the support plate 1. When loading, the material taking rod of the injection molding equipment is inserted into the discharge hole 20 and abutted against the transverse push rod 30, and then the bracket 3 and the transverse push rod 30 are driven to move backward until the annular workpiece falls into the through hole 12, and then the bracket 3 and the transverse push rod 30 are driven to move forward, and the annular workpiece in the through hole 12 is put onto the material taking rod of the injection molding equipment by utilizing the transverse push rod 30. Based on the above structure, the feeding operation of the annular workpiece is realized. Compared with the prior art, the operator does not need to work in a high temperature environment, which makes the feeding process not only easy to operate, but also greatly reduces safety hazards and saves labor costs. In addition, compared with the manual embedding method of the workpiece, the present invention can greatly improve production efficiency and product quality, and better meet production requirements.

[0027] In order to realize automatic advance and retreat, in this embodiment, the bracket 3 is connected to the support plate 1 via a cylinder 4. Further, the shell of the cylinder 4 is fixedly connected to the support plate 1, and the piston rod of the cylinder 4 is fixedly connected to the bracket 3.

[0028] In practical applications, before the injection molding equipment takes out the material, the through hole 12 needs to be closed. To achieve this function, please refer to Figure 2 The front side of the support plate 1 is provided with a plurality of notches 15, in which a slide rail 16 is fixed, and a slider 17 is provided on the slide rail 16 and the two are slidably connected, and the slider 17 is fixedly connected to the cover plate 2. When the cover plate 2 slides along the slider 17, the discharge hole 20 on the cover plate 2 is staggered with the through hole 12, so that the through hole 12 is blocked by the cover plate 2, thereby playing a sealing role to prevent the annular workpiece from flying out.

[0029] In order to drive the cover plate 2 to slide, in this embodiment, a guide rail cylinder 18 is fixed to the edge of the support plate 1, and the power output end of the guide rail cylinder 18 is connected to the cover plate 2, and the guide rail cylinder 18 drives the cover plate 2 to slide along the slide rail 16.

[0030] As a preferred method, please refer to Figure 5 and Figure 6 The through hole 12 is located at the lower end of the vertical groove 13, and the diameter of the through hole 12 is smaller than the width of the vertical groove 13, so that the connection between the through hole 12 and the vertical groove 13 is stepped. The stepped connection can limit and resist the annular workpiece.

[0031] In this embodiment, please refer to Figure 7 and Figure 8 The work-material mechanism includes a vibration plate 5 for conveying annular workpieces, and the output port of the vibration plate 5 is connected to the feed port 11 via a chute 50 .

[0032] As a preferred embodiment, a rounded corner 51 is formed at the bottom of the chute 50, and the rounded corner 51 is located at the connection between the chute 50 and the feed port 11. The rounded corner 51 helps the annular workpiece in the chute 50 to slide into the feed chute 10.

[0033] In practical applications, the present invention also discloses a method for feeding an annular workpiece for injection molding equipment, Figures 1 to 8As shown, the method is implemented based on a feeding mechanism, which includes a vertically arranged support plate 1, a feed trough 10 is provided on the front side of the support plate 1, a feed port 11 connected to the feed trough 10 is provided on the top of the support plate 1, a plurality of through holes 12 are provided on the support plate 1 that penetrate the front and rear sides of the support plate 1, the plurality of through holes 12 are all located below the feed trough 10, and each through hole 12 is connected to the feed trough 10 through a vertical slot 13, and the front side of the support plate 1 is covered with a cover plate 2, the cover plate 2 is provided with a plurality of discharge holes 20, and the discharge holes 20 are aligned one by one with the through holes 12, a plurality of transverse slide bars 14 are fixed on the back side of the support plate 1, the plurality of transverse slide bars 14 all pass through a bracket 3, and the bracket 3 is slidably connected with the transverse slide bars 14, a plurality of transverse push rods 30 are fixed on the front side of the bracket 3, the transverse push rods 30 are aligned one by one with the through holes 12, and the front ends of the transverse push rods 30 are inserted into the through holes 12, and the method comprises the following steps:

[0034] Step S1, during feeding, the annular workpiece is loaded into the feeding trough 10 through the feeding port 11;

[0035] Step S2, the annular workpiece slides into the vertical groove 13 under the action of gravity and is abutted by the transverse push rod 30;

[0036] Step S3, inserting the material taking rod of the injection molding equipment into the material discharging hole 20 and abutting against the transverse push rod 30;

[0037] Step S4, driving the bracket 3 and the transverse push rod 30 to move backward until the annular workpiece falls into the through hole 12;

[0038] Step S5, driving the support 3 and the transverse push rod 30 to move forward, and using the transverse push rod 30 to sleeve the annular workpiece in the through hole 12 onto the material taking rod of the injection molding equipment.

[0039] In the above method, the bracket 3 is connected to the support plate 1 via a cylinder 4, and the cylinder 4 drives the bracket 3 and the transverse push rod 30 to move forward or backward.

[0040] The present invention discloses an annular workpiece feeding mechanism and method for injection molding equipment, wherein the annular workpiece can be small parts such as nuts and bushings. Based on the above-mentioned structural characteristics, the present invention has the characteristics of being easy to operate and avoiding personnel working in a high-temperature environment, while also improving production efficiency, improving product quality, and reducing personnel costs. The present invention is suitable for promotion and application in the field of mold injection molding and has good application prospects.

[0041] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions or improvements made within the technical scope of the present invention should be included in the scope of protection of the present invention.

Claims

1. A ring-shaped workpiece feeding mechanism for injection molding equipment, characterized in that: The invention comprises a vertically arranged support plate (1), a feed trough (10) is provided on the front side of the support plate (1), a feed port (11) connected to the feed trough (10) is provided on the top of the support plate (1), a plurality of through holes (12) penetrating the front and rear sides of the support plate (1) are provided on the support plate (1), the plurality of through holes (12) are all located below the feed trough (10), and each through hole (12) is connected to the feed trough (10) through a vertical groove (13), the front side of the support plate (1) is covered with a cover plate (2), the cover plate (2) is provided with a plurality of discharge holes (20), and the discharge holes (20) are aligned one by one with the through holes (12), and a plurality of transverse sliding rods (14) are fixed on the back side of the support plate (1), the plurality of transverse sliding rods (14) all pass through a bracket (3), and the bracket (3) is connected to the transverse sliding rods (14). The rod (14) is slidably connected, and a plurality of transverse push rods (30) are fixed on the front side of the bracket (3), and the transverse push rods (30) are aligned one by one with the through holes (12). The front ends of the transverse push rods (30) are inserted into the through holes (12). When loading, the annular workpiece is loaded into the feed trough (10) through the feed port (11), and then the annular workpiece slides into the vertical groove (13) and abuts against the transverse push rods (30). When the material taking rod of the injection molding equipment is inserted into the discharge hole (20) and abuts against the transverse push rods (30), the bracket (3) and the transverse push rods (30) are driven to move backward to make the annular workpiece fall into the through hole (12), and then the bracket (3) and the transverse push rods (30) are driven to move forward, and the annular workpiece in the through hole (12) is sleeved onto the material taking rod of the injection molding equipment by means of the transverse push rods (30); The through hole (12) is located at the lower end of the vertical groove (13), and the diameter of the through hole (12) is smaller than the width of the vertical groove (13), so that the connection between the through hole (12) and the vertical groove (13) is in a stepped shape; It comprises a vibrating plate (5) for conveying annular workpieces, wherein the output port of the vibrating plate (5) is connected to the feed port (11) via a chute (50).

2. The annular workpiece feeding mechanism for injection molding equipment according to claim 1, characterized in that: The bracket (3) and the support plate (1) are connected via a cylinder (4).

3. The annular workpiece feeding mechanism for injection molding equipment according to claim 2, characterized in that: The outer shell of the cylinder (4) is fixedly connected to the support plate (1), and the piston rod of the cylinder (4) is fixedly connected to the bracket (3).

4. The annular workpiece feeding mechanism for injection molding equipment according to claim 1, characterized in that: The front side of the support plate (1) is provided with a plurality of notches (15), a slide rail (16) is fixed in the notch (15), a slider (17) is provided on the slide rail (16) and the two are slidably connected, and the slider (17) is fixedly connected to the cover plate (2).

5. The annular workpiece feeding mechanism for injection molding equipment according to claim 4, characterized in that: A guide rail cylinder (18) is fixed at the edge of the support plate (1), and a power output end of the guide rail cylinder (18) is connected to the cover plate (2), so that the cover plate (2) is driven to slide along the slide rail (16) by the guide rail cylinder (18).

6. The annular workpiece feeding mechanism for injection molding equipment according to claim 1, characterized in that: A rounded corner portion (51) is formed at the bottom of the slide groove (50), and the rounded corner portion (51) is located at the connection between the slide groove (50) and the feed port (11).

7. A method for feeding an annular workpiece for injection molding equipment, characterized in that: The method is implemented based on a feeding mechanism, which comprises a vertically arranged support plate (1), a feed trough (10) is provided on the front side of the support plate (1), a feed port (11) connected to the feed trough (10) is provided on the top of the support plate (1), a plurality of through holes (12) penetrating the front and rear sides of the support plate (1) are provided on the support plate (1), the plurality of through holes (12) are all located below the feed trough (10), and each through hole (12) is connected to the feed trough (10) through a vertical groove (13), and the front side of the support plate (1) is covered with a cover plate (2) The cover plate (2) is provided with a plurality of discharge holes (20), and the discharge holes (20) are aligned one by one with the through holes (12); a plurality of transverse sliding rods (14) are fixed on the back side of the support plate (1), and the plurality of transverse sliding rods (14) all pass through a bracket (3), and the bracket (3) is slidably connected to the transverse sliding rods (14); a plurality of transverse push rods (30) are fixed on the front side of the bracket (3), and the transverse push rods (30) are aligned one by one with the through holes (12), and the front ends of the transverse push rods (30) are inserted into the through holes (12); the method comprises the following steps: Step S1, during feeding, the annular workpiece is loaded into the feeding trough (10) through the feeding port (11); Step S2, the annular workpiece slides into the vertical groove (13) under the action of gravity and is abutted against the transverse push rod (30); Step S3, inserting the material taking rod of the injection molding equipment into the material discharging hole (20) and abutting against the transverse push rod (30); Step S4, driving the support (3) and the transverse push rod (30) to move backward until the annular workpiece falls into the through hole (12); Step S5, driving the support (3) and the transverse push rod (30) to move forward, and using the transverse push rod (30) to sleeve the annular workpiece in the through hole (12) onto the material taking rod of the injection molding equipment.

8. The method for feeding an annular workpiece for injection molding equipment according to claim 7, characterized in that: The support (3) and the support plate (1) are connected via a cylinder (4), and the cylinder (4) drives the support (3) and the transverse push rod (30) to move forward or backward.

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