Novel round edge die for alloy easy-to-open cover

Abstract

The utility model belongs to the technical field of round edge dies, and particularly relates to a novel round edge die for an alloy easy-to-open cover, which comprises a frame, a lower die is mounted in the frame through a bearing, an air cylinder is fixedly mounted in the middle of the upper end of the frame, and an air cylinder rod of the air cylinder penetrates through the frame and is in sliding connection with the frame. An upper die is welded to the lower end of the air cylinder rod, a sliding pin is welded to the edge of the lower end of the upper die, an annular groove is formed in the upper end of the lower die, and an ejection mechanism is arranged on the frame. The motor drives the gear to rotate, so that the gear ring drives the lower die to rotate, the upper die and the lower die rotate the round edge of an alloy easy-to-open cover in the round edge process of the alloy easy-to-open cover, the round edge of the alloy easy-to-open cover is more uniform, and after the dies are separated, the sliding barrel moves upwards through relative sliding of the inclined block and the sliding rod, so that the round edge of the alloy easy-to-open cover is more uniform. And therefore, the alloy easy-to-open cover is convenient to eject and demould.

Description

Technical Field

[0001] The utility model relates to the technical field of round edge moulds, in particular to a new round edge mould for an alloy easy-open lid. Background Art

[0002] The invention patent with announcement number CN110814770A discloses an automatic processing device for curling round caps, including a workbench and a bracket, and also including a feeding assembly, a loading assembly, a fixing assembly, a curling assembly, a flanging assembly and a blanking chute. The feeding assembly is arranged on the top of the workbench, the loading assembly is arranged on the bracket, and the loading assembly is located above the feeding assembly, the blanking chute is arranged on the top of the workbench and the blanking chute is located on one side of the feeding assembly, the fixing assembly is arranged between the feeding assembly and the blanking chute, the curling assembly and the flanging assembly are both arranged on the top of the workbench, the feeding assembly, the fixing assembly and the blanking chute are arranged in sequence along the length direction of the workbench, the feeding assembly includes a moving mechanism and a placing table for placing the round caps, the patent solves the problems of unstable positioning during round cap processing and the need for manual loading and unloading, reduces labor costs, reduces the danger of manual loading and unloading, and improves processing efficiency. However, in the prior art, when rounding the edges of alloy easy-open lids, they are generally formed by extrusion of a mold. When the existing alloy easy-open lid new round edge mold is used, the mold closing precision is low, which affects the quality of the round edge. At the same time, it is inconvenient to demould the alloy easy-open lid from the mold after the round edge is formed. Therefore, improvements are needed. Utility Model Content

[0003] The utility model aims to provide a new round edge mold for an alloy easy-open lid, which solves the problem that the low mold closing precision will affect the round edge quality when the new round edge mold for an alloy easy-open lid is used, and at the same time, it is inconvenient to demould the alloy easy-open lid from the mold after the round edge is formed.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new round-edge mold for an alloy easy-open cover, comprising a frame, a lower mold is installed inside the frame through a bearing, a cylinder is fixedly installed in the middle of the upper end of the frame, the cylinder rod of the cylinder passes through the frame and is slidably connected to the frame, an upper mold is welded to the lower end of the cylinder rod, a sliding pin is welded to the lower end edge of the upper mold, an annular groove is opened at the upper end of the lower mold, and an ejection mechanism is arranged on the frame.

[0005] Preferably, the ejection mechanism includes a gear ring, a gear ring is fixedly connected to the outer side of the lower end of the lower mold, a motor is fixedly installed at the inner bottom of the frame and located on the right side of the lower mold, the output end of the motor passes through the frame and is rotatably connected to the frame, a top plate is slidably connected to the inside of the lower mold, a push rod is welded to the lower end of the top plate, a slide cylinder is slidably connected to the outer side of the push rod, the slide cylinder and the lower mold are slidably connected, a spring is arranged inside the slide cylinder, a support cylinder is welded to the lower end of the frame, and an inclined block is welded inside the support cylinder. The gear is driven by the motor to rotate, and then the gear ring drives the lower mold to rotate, so that the upper and lower molds rotate the round edges of the alloy easy-open cover during the rounding process, so that the round edges of the alloy easy-open cover are more uniform, and after the molds are separated, the inclined block and the slide rod slide relative to each other, so that the slide cylinder moves up, so that the alloy easy-open cover is easy to eject and demold.

[0006] Preferably, a gear is welded at the lower end of the output end, and the gear is meshed with the gear ring. The gear is arranged to drive the gear ring to rotate.

[0007] Preferably, a baffle is fixedly connected to the outer side of the slide, and the baffle is fixedly connected to the lower die. The slide is limited by setting the baffle.

[0008] Preferably, one end of the spring is fixedly connected to the push rod, and the other end of the spring is fixedly connected to the slide cylinder. By arranging the spring, the push rod is elastically pushed up.

[0009] Preferably, a sliding rod is fixedly connected to the surface of the slide cylinder, and the sliding rod is slidably connected to the inclined block. By setting the sliding rod, the upward movement of the slide cylinder is controlled.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model cooperates with the sliding pin and the ring groove to guide the upper and lower molds when they are molded together, so that the upper and lower molds can be molded accurately, avoiding misalignment during mold closing and improving the round edge accuracy of the alloy easy-open cover.

[0012] 2. The utility model drives the gear to rotate through a motor, and then the gear ring drives the lower mold to rotate, so that during the rounding process of the upper and lower molds on the alloy easy-open cover, the round edge of the alloy easy-open cover is rotated to make the round edge of the alloy easy-open cover more uniform, and after the molds are separated, the inclined block and the slide rod slide relative to each other, so that the slide cylinder moves up, and the alloy easy-open cover is easy to be ejected and demolded. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 Cross-sectional view of the lower die;

[0015] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0016] Figure 4 For this utility model Figure 2 Schematic diagram of the support tube.

[0017] In the figure: 1, frame; 2, lower die; 3, cylinder; 4, upper die; 5, sliding pin; 6, ring groove; 7, ejector mechanism; 71, gear ring; 72, motor; 73, gear; 74, ejector plate; 75, ejector rod; 76, slide cylinder; 77, baffle; 78, spring; 79, support cylinder; 710, inclined block; 711, slide rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1 A new round-edge mold for an alloy easy-open lid comprises a frame 1, a lower mold 2 is installed inside the frame 1 through a bearing, a cylinder 3 is fixedly installed in the middle of the upper end of the frame 1, a cylinder rod of the cylinder 3 passes through the frame 1 and is slidably connected to the frame 1, an upper mold 4 is welded to the lower end of the cylinder rod, a sliding pin 5 is welded to the lower end edge of the upper mold 4, an annular groove 6 is opened at the upper end of the lower mold 2, and an ejection mechanism 7 is arranged on the frame 1.

[0020] See also Figure 1 , Figure 2 , Figure 3 The ejection mechanism 7 includes a gear ring 71, a gear ring 71 is fixedly connected to the outer side of the lower end of the lower mold 2, a motor 72 is fixedly installed at the inner bottom of the frame 1 and located on the right side of the lower mold 2, the output end of the motor 72 passes through the frame 1 and is rotatably connected to the frame 1, a gear 73 is welded at the lower end of the output end, the gear 73 is meshed with the gear ring 71, and the gear 73 is provided to drive the gear ring 71 to rotate, the lower mold 2 is slidably connected with a top plate 74, a top rod 75 is welded at the lower end of the top plate 74, a slide cylinder 76 is slidably connected to the outer side of the top rod 75, the slide cylinder 76 is slidably connected to the lower mold 2, a baffle 77 is fixedly connected to the outer side of the slide cylinder 76, the baffle 77 is fixedly connected to the lower mold 2, the slide cylinder 76 is limited by providing the baffle 77, a spring 78 is provided inside the slide cylinder 76, one end of the spring 78 is fixedly connected to the ejector rod 75, and the other end of the spring 78 is fixedly connected to the slide cylinder 76, and the ejector rod 75 is elastically pushed up by providing the spring 78.

[0021] See also Figure 1 , Figure 2 , Figure 4 A support cylinder 79 is welded at the lower end of the frame 1, and an inclined block 710 is welded inside the support cylinder 79. A sliding rod 711 is fixedly connected to the surface of the slide cylinder 76. The sliding rod 711 and the inclined block 710 are slidably connected. By setting the sliding rod 711, the upward movement of the slide cylinder 76 is controlled, and the gear 73 is driven by the motor 72 to rotate, so that the gear ring 71 drives the lower mold 2 to rotate, so that the upper mold 4 and the lower mold 2 are in the process of rounding the alloy easy-open cover. The round edge of the alloy easy-open cover is rotated to make the round edge of the alloy easy-open cover more uniform, and after the mold is separated, the inclined block 710 and the sliding rod 711 slide relative to each other, so that the slide cylinder 76 moves up, so that the alloy easy-open cover is easy to eject and demold.

[0022] The specific implementation process of the utility model is as follows: when in use, the alloy easy-open cover is placed in the mold cavity of the lower mold 2, the cylinder 3 is started, the cylinder 3 drives the cylinder rod to extend, and the cylinder rod drives the upper mold 4 to move downward, and the upper mold 4 moves downward and is guided by the slide pin 5 and the ring groove 6, and the upper mold 4 and the lower mold 2 are limited, and the slide pin 5 and the ring groove 6 are cooperated to guide the upper mold 4 and the lower mold 2 when the mold is closed, so that the upper mold 4 and the lower mold 2 are accurately closed, and misalignment is avoided when closing the mold, and the round edge accuracy of the alloy easy-open cover is improved, and then the motor 72 is started, and the motor 72 drives the gear 73 to rotate, and the gear 73 The gear ring 71 is driven to rotate, and the gear ring 71 drives the lower mold 2 to rotate. The lower mold 2 and the upper mold 4 rotate relative to each other, making the round edge of the alloy easy-open cover more uniform. At this time, the top plate 74 is pressed tightly in the lower mold 2, and the rotation of the lower mold 2 drives the slide 76 to rotate. The rotation of the slide 76 changes the position of the slide bar 711, thereby causing the inclined block 710 to push the slide bar 711, and then causing the slide 76 to move up and squeeze the spring 78. When the upper mold 4 and the lower mold 2 are separated, the spring 78 elastically pushes the push rod 75, thereby causing the top plate 74 to elastically push the alloy easy-open cover, making it easy to demould the alloy easy-open cover.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new round-edge mold for an alloy easy-open lid, comprising a frame (1), characterized in that: A lower die (2) is installed inside the frame (1) via a bearing, a cylinder (3) is fixedly installed in the middle of the upper end of the frame (1), a cylinder rod of the cylinder (3) penetrates the frame (1) and is slidably connected to the frame (1), an upper die (4) is welded to the lower end of the cylinder rod, a sliding pin (5) is welded to the lower end edge of the upper die (4), an annular groove (6) is provided at the upper end of the lower die (2), and an ejection mechanism (7) is provided on the frame (1).

2. The new round-edge mold for alloy easy-open lid according to claim 1, characterized in that: The ejection mechanism (7) comprises a gear ring (71), the outer side of the lower end of the lower mold (2) is fixedly connected to the gear ring (71), the inner bottom of the frame (1) and located on the right side of the lower mold (2) is fixedly installed with a motor (72), the output end of the motor (72) passes through the frame (1) and is rotatably connected to the frame (1), the interior of the lower mold (2) is slidably connected to a top plate (74), the lower end of the top plate (74) is welded with a push rod (75), the outer side of the push rod (75) is slidably connected to a slide cylinder (76), the slide cylinder (76) and the lower mold (2) are slidably connected, a spring (78) is arranged inside the slide cylinder (76), the lower end of the frame (1) is welded with a support cylinder (79), and the interior of the support cylinder (79) is welded with an inclined block (710).

3. The new round-edge mold for alloy easy-open lid according to claim 2, characterized in that: A gear (73) is welded to the lower end of the output end, and the gear (73) is meshed with the gear ring (71).

4. The new round-edge mold for alloy easy-open lid according to claim 2, characterized in that: A baffle plate (77) is fixedly connected to the outer side of the slide cylinder (76), and the baffle plate (77) is fixedly connected to the lower mold (2).

5. The new round-edge mold for alloy easy-open lid according to claim 2, characterized in that: One end of the spring (78) is fixedly connected to the push rod (75), and the other end of the spring (78) is fixedly connected to the slide cylinder (76).

6. The new round-edge mold for alloy easy-open lid according to claim 2, characterized in that: A sliding rod (711) is fixedly connected to the surface of the sliding cylinder (76), and the sliding rod (711) is slidably connected to the inclined block (710).

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