CN220638691U

CN220638691U - Plastic reel processing die capable of automatically trimming edges

Info

Publication number: CN220638691U
Application number: CN202321164930.1U
Authority: CN
Inventors: 虞晓湖
Original assignee: Wuxi Fangzheng Moulding Technology Co ltd
Current assignee: Wuxi Fangzheng Moulding Technology Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2024-03-22
Anticipated expiration: 2033-05-15

Abstract

The utility model discloses a plastic reel processing die capable of automatically trimming, and belongs to the technical field of injection dies. A plastic reel tooling mold capable of automatically trimming edges, comprising: the upper side of the workbench is provided with a trimming device, a die pressing device and an edging device in sequence; according to the utility model, the compression molding of liquid plastic is completed by arranging the compression molding equipment, the trimming device, the edging device and the ejection mechanism, the formed workpiece can be driven to rotate circumferentially, the cutting saw blade on the trimming device and the grinding wheel on the edging device are used for respectively carrying out burr cutting and burr polishing on the workpiece, so that the plastic reel workpiece has a better forming effect, the receiving device is arranged on the side edge of the compression molding equipment, and the vertical movement of the upper pressing plate on the compression molding equipment is used for driving the material conveying plate to automatically move in and out, so that the automatic material receiving and discharging operations on the formed workpiece are facilitated, and the potential safety hazards existing in the manual material taking process are avoided.

Description

Plastic reel processing die capable of automatically trimming edges

Technical Field

The utility model relates to the technical field of injection molds, in particular to a plastic reel processing mold capable of automatically trimming edges.

Background

The injection mold is a tool for producing plastic products; the plastic injection molding method is a processing method used when producing parts with complex shapes in batches, specifically, heated and melted plastic is injected into a die cavity by an injection molding machine under high pressure, and after cooling and solidification, a formed product is obtained, and the injection molding die is divided into an automobile die of a thermosetting plastic die and an automobile die of a thermoplastic plastic die according to the molding characteristics; the molding process is classified into a transfer mold, a blow mold, a casting mold, a hot mold, an injection mold, and the like.

In the hot-press die injection molding process, due to the difference of the amount of liquid injection molding materials and the existence of partial gaps in the die, the die can cause the situation that burrs exist on the outer side of a workpiece after molding, the attractiveness of the workpiece and the subsequent processing and use are affected, and the burrs of the workpiece need to be subjected to trimming treatment.

Most of the existing hot-press forming injection molds do not have the function of automatic trimming, and the workpiece needs to be manually cut off after being generated, so that the processing efficiency of the workpiece is affected, and after the workpiece is formed, an operator needs to manually take out the workpiece from processing equipment, and certain potential safety hazards exist, so that the defects and defects of the prior art are necessarily improved.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a hot-press molding injection mold mostly does not have an automatic trimming function, a workpiece needs to be manually cut after being generated, the processing efficiency of the workpiece is affected, an operator needs to manually take out the workpiece from processing equipment after the workpiece is molded, and certain potential safety hazards exist in operation.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a plastic reel tooling mold capable of automatically trimming edges, comprising: the automatic material receiving device comprises a workbench, wherein a trimming device, mould pressing equipment and an edging device are sequentially arranged on the upper side of the workbench, the trimming device and the edging device are symmetrically arranged in the center of the mould pressing equipment, a control panel is arranged on the side face of the workbench, and a material receiving device is connected and arranged on the mould pressing equipment in the direction close to the control panel and used for automatically receiving a machined and formed workpiece.

Further, be provided with L type fagging on the mould pressing equipment, L type fagging upside is provided with the rotation motor, the rotation motor bottom is provided with hydraulic telescoping rod through rotation axis connection, hydraulic telescoping rod's downside is provided with the top board, the connection of top board upside is provided with the air compressor machine, be provided with under the top board and put the flitch, it has down to keep out the board to put inboard sliding connection of flitch, it is connected with ejection mechanism to keep out the board bottom down for to keep out the board under and put the inboard lifting control of flitch.

Further, be provided with U type frame on the pop-up mechanism, the upper portion sliding connection of U type frame has the lifter, the lifter top is connected for rotating with the downside of lower butt plate, the bottom of lifter rotates and is connected with the gyro wheel, the gyro wheel is located U type frame, the spring has been cup jointed in the axial outside of lifter, the spring is located U type frame inboard and is located the gyro wheel directly over, be provided with the slide rail in the U type frame, sliding connection has the arc slider on the slide rail, the arc slider is located under the gyro wheel, the side connection of arc slider is provided with pneumatic telescopic link.

In the working process, the pneumatic telescopic rod on the ejection mechanism is started through the control panel to drive the arc-shaped sliding block to slide leftwards horizontally on the sliding rail, the cambered surface on the upper side of the arc-shaped sliding block is contacted with the roller when the arc-shaped sliding block slides leftwards, so that the lifting rod on the roller moves upwards vertically to drive the workpiece on the lower retaining plate, which is subjected to mould pressing, to eject the material placing plate upwards, and conversely, when the pneumatic telescopic rod drives the arc-shaped sliding block to slide rightwards horizontally on the sliding rail, due to the action of elastic restoring force of the spring, the lifting rod moves downwards vertically to drive the lower retaining plate to retract into the material placing plate.

Further, the edge cutting device and the edge grinding device are both provided with sliding grooves, the sliding grooves are connected with a mouth-shaped mounting box in a sliding manner, a screw rod is rotationally connected with the bottom of the mouth-shaped mounting box in the sliding manner, the screw rod is in threaded connection with the bottom of the mouth-shaped mounting box, the upper portion of the mouth-shaped mounting box is in threaded connection with a screw rod, the lower portion of the screw rod is connected with a lifting block, the lifting block is located in the mouth-shaped mounting box, a limiting sliding rod is arranged on the lifting block in a penetrating manner, the lifting block slides up and down on the limiting sliding rod, and the limiting sliding rods are symmetrically arranged with the screw rod as a center to form two groups.

Further, a servo motor is arranged on the side edge of the lifting block on the edge cutting device, a cutting saw blade is connected to the servo motor in the direction close to the die pressing equipment through a connecting shaft in a rotating mode, a servo motor is arranged on the side edge of the lifting block on the edge grinding device, and a grinding wheel is connected to the servo motor in the direction close to the die pressing equipment through a connecting shaft in a rotating mode.

Further, be provided with L type spare on the receiving device, L type spare symmetry is provided with two sets of, L type spare top rotates and is connected with bull stick one, bull stick lower part is connected with the biography flitch through bull stick two rotations, bull stick two uses the long limit perpendicular bisector of bull stick one to be provided with two sets of as axis symmetry, is close to on the bull stick two of molding press direction one side are connected with the top board side rotation through bull stick three.

When the upper pressing plate vertically presses down the in-process, the rotating rod III on the receiving device drives the rotating rods II on the two sides to rotate clockwise below the rotating rods, and then drives the material conveying plate to rotate clockwise to move out of the upper pressing plate and the outer side of the material placing plate, conversely, when the upper pressing plate vertically moves upwards in-process, the rotating rod III on the receiving device drives the rotating rods II on the two sides to rotate anticlockwise below the rotating rods, and then drives the material conveying plate to rotate anticlockwise to move into the space between the upper pressing plate and the material placing plate, and can catch the workpiece which is formed by compression molding at the bottom of the upper pressing plate, so that automatic blanking of the workpiece is facilitated, and potential safety hazards in the manual material taking process are avoided.

Further, the control panel is electrically connected with the die pressing equipment, the edge cutting device, the edge grinding device and the ejecting mechanism respectively.

Compared with the prior art, the utility model provides the plastic reel processing die capable of automatically trimming, which has the following beneficial effects:

1. the die-pressing forming of the liquid plastic is completed by arranging the die-pressing equipment, the trimming device, the edging device and the ejection mechanism, the die-pressing forming workpiece can be driven to rotate circumferentially, and the cutting saw blade on the trimming device and the grinding wheel on the edging device are used for respectively carrying out burr cutting and burr polishing on the workpiece, so that the plastic reel workpiece is ensured to have a better forming effect;

2. through setting up receiving device at the side of mould pressing equipment, utilize the vertical movement of mould pressing equipment top board to drive the pass flitch and move into, shift out voluntarily, made things convenient for the automatic material receiving, the unloading operation to the work piece that has formed, avoided artifical manual potential safety hazard that gets the material in-process existence.

Drawings

FIG. 1 is a schematic diagram of a plastic reel processing mold capable of automatically trimming edges according to the present utility model;

FIG. 2 is a schematic diagram of a molding apparatus of a plastic reel processing mold capable of automatically trimming edges according to the present utility model;

FIG. 3 is a schematic diagram of a trimming device for a plastic reel processing mold capable of automatically trimming according to the present utility model;

FIG. 4 is a schematic view of a receiving device of a plastic reel processing mold capable of automatically trimming according to the present utility model;

FIG. 5 is a schematic view of an ejecting mechanism of a plastic reel processing mold capable of automatically trimming according to the present utility model;

fig. 6 is a schematic cross-sectional view of a trimming device and an edging device of a plastic reel processing mold capable of automatically trimming according to the present utility model.

In the figure: 1. a work table; 2. a molding apparatus; 21. an L-shaped supporting plate; 22. a rotating motor; 23. a rotating shaft; 24. a hydraulic telescopic rod; 25. an upper press plate; 26. an air compressor; 27. a material placing plate; 28. a lower retaining plate; 3. a trimming device; 31. a sliding groove; 32. a screw rod; 33. a mouth-shaped mounting box; 34. a screw; 35. a lifting block; 36. a limit slide bar; 37. a servo motor; 38. a connecting shaft; 4. an edging device; 5. a receiving device; 51. an L-shaped member; 52. a first rotating rod; 53. a second rotating rod; 54. a material conveying plate; 55. a third rotating rod; 6. an ejecting mechanism; 61. a U-shaped frame; 62. a slide rail; 63. an arc-shaped sliding block; 64. a pneumatic telescopic rod; 65. a roller; 66. a lifting rod; 67. a spring; 7. and a control panel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to figures 1-6, the plastic reel processing mould capable of automatically trimming comprises a workbench 1, wherein a trimming device 3, a mould pressing device 2 and an edging device 4 are sequentially arranged on the upper side of the workbench 1, the trimming device 3 and the edging device 4 are symmetrically arranged in the left-right direction by the centre of the mould pressing device 2, a control panel 7 is arranged on the side face of the workbench 1, and a material receiving device 5 is arranged on the mould pressing device 2 in the direction close to the control panel 7 in a connecting way and used for automatically receiving a processed and formed workpiece.

Working principle: when the device is used, firstly, electrical equipment in the device is electrically connected with an external power supply, then liquid plastic is injected into a lower abutting plate 28 on a die pressing device 2, a hydraulic telescopic rod 24 is started at a control panel 7 to drive an upper pressing plate 25 to press downwards, the upper pressing plate 25 is utilized to press downwards into a material placing plate 27, liquid plastic on the lower abutting plate 28 is extruded and shaped, after extrusion molding, a workpiece extruded and molded on the upper abutting plate 28 is started through a pop-up mechanism 6, meanwhile, a rotating motor 22 is started to drive the upper pressing plate 25 to integrally move upwards, after the workpiece integrally moves upwards to pop-up the material placing plate 27 for a certain distance, a material receiving device 5 is still positioned on the outer side of the upper pressing plate 25, a rotating screw rod 32 is driven by threads to integrally move towards the direction close to the die pressing device 2, a cutting saw blade on a connecting shaft 38 stops moving when contacting with the edge of the workpiece, according to the difference of the height of the workpiece, an operator can drive a lifting block 35 to adjust the height through a rotating screw rod 34, a cutting saw blade is started through the connecting shaft 38 to cut the edge of the workpiece, meanwhile, the rotating shaft 22 is started to drive the cutting saw blade to rotate, the rotating plate 22 is driven by the rotating shaft 22 to rotate, and the upper abutting plate 25 is driven by the rotating plate 25 to cut the workpiece, and the edge of the workpiece is cut, and the workpiece is cut off, and the workpiece is cut, thus the edge is cut and cut by the workpiece 4 is cut; after trimming and polishing of the workpiece are completed, the air suction pipe connected to the air compressor 26 can generate adsorption force to a plurality of air holes distributed below the upper pressing plate 25, the workpiece is adsorbed below the upper pressing plate 25, then the ejector mechanism 6 is utilized to drive the lower retaining plate 28 to descend to complete demolding of the workpiece, the hydraulic telescopic rod 24 continues to drive the upper pressing plate 25 to move upwards, the material conveying plate 54 on the material receiving device 5 also extends between the lower retaining plate 28 and the upper pressing plate 25, and finally the air holes distributed below the upper pressing plate 25 are blown through the air blowing pipe connected to the air compressor 26, so that the workpiece is separated from the upper pressing plate 25 and falls onto the material conveying plate 54, the workpiece can automatically discharge through the downward sliding of the material conveying plate 54, and potential safety hazards existing in the manual material taking process are avoided.

Be provided with L type fagging 21 on the mould pressing equipment 2, L type fagging 21 upside is provided with rotation motor 22, and rotation motor 22 bottom is connected with hydraulic telescoping rod 24 through axis of rotation 23, and hydraulic telescoping rod 24's downside is provided with top board 25, and top board 25 upside connection is provided with air compressor machine 26, is provided with under the top board 25 and puts flitch 27, and it has lower retaining plate 28 to put flitch 27 inboard sliding connection, and lower retaining plate 28 bottom is connected with ejection mechanism 6 for carry out lifting control to lower retaining plate 28 in putting flitch 27.

The spring mechanism 6 is provided with a U-shaped frame 61, the upper part of the U-shaped frame 61 is connected with a lifting rod 66 in a sliding way, the top of the lifting rod 66 is rotationally connected with the lower side of the lower retaining plate 28, the bottom of the lifting rod 66 is rotationally connected with a roller 65, the roller 65 is positioned in the U-shaped frame 61, the outer axial side of the lifting rod 66 is sleeved with a spring 67, the spring 67 is positioned on the inner side of the U-shaped frame 61 and is positioned right above the roller 65, the inner bottom of the U-shaped frame 61 is provided with a sliding rail 62, the sliding rail 62 is connected with an arc-shaped sliding block 63 in a sliding way, the arc-shaped sliding block 63 is positioned right below the roller 65, and the side edge of the arc-shaped sliding block 63 is connected with a pneumatic telescopic rod 64;

in the working process, as shown in fig. 5, the pneumatic telescopic rod 64 on the ejection mechanism 6 is started by the control panel 7 to drive the arc-shaped sliding block 63 to slide horizontally leftwards on the sliding rail 62, and the cambered surface on the upper side of the arc-shaped sliding block 63 contacts with the roller 65 while sliding leftwards, so that the lifting rod 66 on the roller 65 moves vertically upwards to drive the workpiece which is finished in the die pressing on the lower retaining plate 28 to eject the material placing plate 27 upwards, and conversely, when the pneumatic telescopic rod 64 drives the arc-shaped sliding block 63 to slide horizontally rightwards on the sliding rail 62, the lifting rod 66 moves vertically downwards to drive the lower retaining plate 28 to retract into the material placing plate 27 due to the elastic restoring force of the spring 67.

The edge cutting device 3 and the edge grinding device 4 are respectively provided with a sliding groove 31, the sliding grooves 31 are connected with a mouth-shaped mounting box 33 in a sliding manner, a screw rod 32 is connected in the sliding grooves 31 in a rotating manner, the screw rod 32 is in threaded connection with the bottom of the mouth-shaped mounting box 33, the upper portion of the mouth-shaped mounting box 33 is in threaded connection with a screw rod 34, the lower portion of the screw rod 34 is connected with a lifting block 35, the lifting block 35 is positioned in the mouth-shaped mounting box 33, a limiting slide rod 36 penetrates through the lifting block 35, the lifting block 35 slides up and down on the limiting slide rod 36, and the limiting slide rods 36 are symmetrically arranged in two groups by taking the screw rod 34 as a center.

The side edge of the lifting block 35 positioned on the edge cutting device 3 is provided with a servo motor 37, the servo motor 37 is rotationally connected with a cutting saw blade through a connecting shaft 38 in the direction close to the die pressing equipment 2, the side edge of the lifting block 35 positioned on the edge cutting device 4 is provided with the servo motor 37, and the servo motor 37 is rotationally connected with a grinding wheel through the connecting shaft 38 in the direction close to the die pressing equipment 2.

The material receiving device 5 is provided with two groups of L-shaped pieces 51, the top of the L-shaped piece 51 is rotationally connected with a first rotating rod 52, the lower part of the first rotating rod 52 is rotationally connected with a material conveying plate 54 through a second rotating rod 53, the second rotating rod 53 is symmetrically provided with two groups by taking a long side perpendicular bisector of the first rotating rod 52 as an axis, and the second rotating rod 53 which is close to one side of the direction of the molding equipment 2 is rotationally connected with the side edge of the upper pressing plate 25 through a third rotating rod 55;

as shown in fig. 2 and 4, when the upper pressing plate 25 is vertically pressed down, the third rotating rod 55 on the receiving device 5 drives the second rotating rods 53 on two sides to rotate clockwise below the first rotating rod 52, so as to drive the material conveying plate 54 to rotate clockwise to move out of the outer sides of the upper pressing plate 25 and the material placing plate 27, conversely, when the upper pressing plate 25 is vertically moved up, the third rotating rod 55 on the receiving device 5 drives the second rotating rods 53 on two sides to rotate anticlockwise below the first rotating rod 52, so as to drive the material conveying plate 54 to rotate anticlockwise to move between the upper pressing plate 25 and the material placing plate 27, and the workpiece which is molded at the bottom of the upper pressing plate 25 can be received, thereby facilitating automatic unloading of the workpiece and avoiding potential safety hazards in the manual material taking process.

The control panel 7 is electrically connected with the die pressing equipment 2, the edge cutting device 3, the edge grinding device 4 and the ejecting mechanism 6 respectively.

According to the utility model, through the mutual matching of the die pressing equipment 2, the edge cutting device 3, the edge grinding device 4 and the ejecting mechanism 6, the die pressing forming of liquid plastic is completed, the circumferential rotation of a die pressing formed workpiece can be driven, and the cutting saw blade on the edge cutting device 3 and the grinding wheel on the edge grinding device 4 are used for respectively carrying out burr cutting and burr polishing on the workpiece, so that the plastic reel workpiece has a better forming effect; by arranging the material receiving device 5 on the side edge of the molding equipment 2, the vertical movement of the upper pressing plate 25 on the molding equipment 2 is utilized to drive the material conveying plate 54 to automatically move in and out, so that the automatic material receiving and discharging operation on the molded workpiece is facilitated, and the potential safety hazard in the manual material taking process is avoided.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A plastic reel tooling die capable of automatically trimming edges, comprising: workstation (1), workstation (1) upside installs in proper order and is provided with side cut device (3), mould pressing equipment (2), edging device (4), side cut device (3), edging device (4) are bilateral symmetry setting with mould pressing equipment (2) center, the side of workstation (1) is provided with control panel (7), mould pressing equipment (2) are close to control panel (7) direction on connect and are provided with material receiving device (5) for carry out automatic material to the work piece of machine-shaping.

2. The plastic reel processing die capable of automatically trimming according to claim 1, wherein an L-shaped supporting plate (21) is arranged on the die pressing device (2), a rotating motor (22) is arranged on the upper side of the L-shaped supporting plate (21), a hydraulic telescopic rod (24) is connected to the bottom of the rotating motor (22) through a rotating shaft (23), an upper pressing plate (25) is arranged on the lower side of the hydraulic telescopic rod (24), an air compressor (26) is arranged on the upper pressing plate (25) in a connecting mode, a material placing plate (27) is arranged under the upper pressing plate (25), a lower retaining plate (28) is connected to the inner side of the material placing plate (27) in a sliding mode, and an ejecting mechanism (6) is connected to the bottom of the lower retaining plate (28) and used for lifting and controlling the lower retaining plate (28) in the material placing plate (27).

3. The plastic reel processing die capable of automatically trimming according to claim 2, wherein the ejector mechanism (6) is provided with a U-shaped frame (61), the upper portion of the U-shaped frame (61) is slidably connected with a lifting rod (66), the top of the lifting rod (66) is rotatably connected with the lower side of the lower abutting plate (28), the bottom of the lifting rod (66) is rotatably connected with a roller (65), the roller (65) is located in the U-shaped frame (61), the outer side of the lifting rod (66) in the axial direction is sleeved with a spring (67), the spring (67) is located on the inner side of the U-shaped frame (61) and located right above the roller (65), a sliding rail (62) is arranged in the inner side of the U-shaped frame (61), an arc-shaped sliding block (63) is slidably connected onto the sliding rail (62), and the arc-shaped sliding block (63) is located under the roller (65), and the side edge of the arc-shaped sliding block (63) is connected with a pneumatic telescopic rod (64).

4. The plastic reel processing mold capable of automatically trimming according to claim 1, wherein the trimming device (3) and the edging device (4) are respectively provided with a sliding groove (31), the sliding grooves (31) are connected with a mouth-shaped mounting box (33) in a sliding manner, the sliding grooves (31) are rotationally connected with a screw rod (32), the screw rod (32) is in threaded connection with the bottom of the mouth-shaped mounting box (33), the upper part of the mouth-shaped mounting box (33) is in threaded connection with a screw rod (34), the lower part of the screw rod (34) is connected with a lifting block (35), the lifting block (35) is positioned in the mouth-shaped mounting box (33), a limiting slide rod (36) is arranged on the lifting block (35) in a penetrating manner, and the limiting slide rod (36) is provided with two groups symmetrically with the screw rod (34) as a center.

5. The plastic reel processing die capable of automatically trimming according to claim 4, wherein a servo motor (37) is arranged on the side edge of a lifting block (35) positioned on the trimming device (3), a cutting saw blade is rotationally connected to the servo motor (37) in the direction close to the die pressing device (2) through a connecting shaft (38), a servo motor (37) is arranged on the side edge of the lifting block (35) positioned on the edging device (4), and a grinding wheel is rotationally connected to the servo motor (37) in the direction close to the die pressing device (2) through the connecting shaft (38).

6. The plastic reel processing die capable of automatically trimming according to claim 2, wherein the material receiving device (5) is provided with two groups of L-shaped pieces (51), the tops of the L-shaped pieces (51) are rotationally connected with a first rotating rod (52), the lower part of the first rotating rod (52) is rotationally connected with a material conveying plate (54) through a second rotating rod (53), the second rotating rod (53) is symmetrically provided with two groups by taking a long-side perpendicular bisector of the first rotating rod (52) as an axis, and the second rotating rod (53) close to one side of the direction of the die pressing device (2) is rotationally connected with the side edge of the upper pressing plate (25) through a third rotating rod (55).

7. The automatic edge trimming plastic reel processing mold according to claim 5, wherein the control panel (7) is electrically connected with the molding equipment (2), the edge trimming device (3), the edge trimming device (4) and the ejecting mechanism (6) respectively.