Blister folding mechanism

Abstract

The invention discloses a bulb shell folding mechanism, comprising a top driving member, a top mounting frame, a lower mounting seat and a plurality of side folding structures, wherein the top driving member is fixed to the top mounting frame, the side folding structure comprises a position adjustment cylinder, a contact plate, an upper and lower cylinder, an upper and lower connecting plate, a heating member, a folding cylinder and a folding push block, the position adjustment cylinder is fixedly connected to the contact plate and drives the contact plate to move left and right, an avoidance hole is arranged between the heating member and the upper and lower connecting plates, and the folding push block extends or retracts along the avoidance hole; the bulb shell is placed on a fixture, the contact plate contacts the fixture for positioning, the heating member pushes the edge of the bulb shell upward, and the folding cylinder drives the folding push block to flatten the raised edge of the bulb shell and then fold the edge. On the one hand, the fixture is positioned by the contact plate, so that the edge of the bulb shell is accurately positioned relative to the side folding structure, and on the other hand, the heating member first causes the bulb shell to be tilted and then folds the edge by the folding push block, so that the folding effect is good and the efficiency is high.

Description

Technical Field

[0001] The invention relates to the field of packaging, and in particular to a blister folding mechanism. Background Art

[0002] Blister is a transparent plastic with a specific convex shape made of a transparent plastic sheet by the blister process. It is covered on the surface of the product to protect and beautify the product. It is also called blister or vacuum cover. At present, with the rapid development of society, more and more products are packaged in blister during sales and packaging. On the one hand, blister has low cost and good protection effect, and on the other hand, it is easy to disassemble and assemble, and has good promotion effect.

[0003] However, the existing bubble shell has the following defects:

[0004] The folding equipment on the market will have problems such as poor folding effect and insufficient continuity when folding the blister shells, and the folding efficiency is low, and the edges are prone to warping after folding. Summary of the invention

[0005] In order to overcome the deficiencies of the prior art, one of the objectives of the present invention is to provide a bubble shell folding mechanism, which can solve the problem of poor folding effect.

[0006] One of the purposes of the present invention is achieved by the following technical solution:

[0007] A bubble shell folding mechanism, comprising a top driving member, a top mounting frame, a lower mounting seat and a plurality of side folding structures, wherein the top driving member is fixed to the top mounting frame, the top driving member is fixedly connected to the lower mounting seat and drives the lower mounting seat to move up and down, and the side folding structure is installed on the lower mounting seat; the side folding structure comprises a position adjusting cylinder, a contact plate, an upper and lower cylinders, an upper and lower connecting plate, a heating element, a folding cylinder, and a folding push block, the position adjusting cylinder is fixedly connected to the contact plate and drives the contact plate to move left and right, the upper and lower cylinders are installed on the contact plate, and the upper and lower cylinders are installed on the contact plate. The cylinder is fixedly connected to the upper and lower connecting plates and drives the upper and lower connecting plates to move up and down, the heating element is installed on the side of the upper and lower connecting plates, the folding cylinder is installed on the upper and lower connecting plates, the folding cylinder is fixedly connected to the folding push block and drives the folding push block to move left and right for folding, an avoidance hole is provided between the heating element and the upper and lower connecting plates, and the folding push block extends or retracts along the avoidance hole; the bulb shell is placed on the jig, the abutment plate abuts against the jig for positioning, the heating element pushes the edge of the bulb shell upward, and the folding cylinder drives the folding push block to flatten the raised edge of the bulb shell and then fold the edge.

[0008] Furthermore, the heating element is provided with a mounting hole, the heating element is in a long strip shape, the mounting hole extends along the length direction of the heating element, and a heating rod is installed in the mounting hole.

[0009] Furthermore, the bulb shell folding mechanism also includes a middle pressing structure, which is installed on the lower mounting seat. The middle pressing structure includes a pressing cylinder and a pressing piece. The pressing cylinder is fixedly connected to the pressing piece and drives the pressing piece to move up and down.

[0010] Furthermore, the pressing member abuts against the bulb shell on the fixture to fix the position of the bulb shell, and the middle pressing structure is located in the middle of the top mounting frame.

[0011] Furthermore, the number of the side folding structures is 4, and the 4 side folding structures are distributed around the top mounting frame.

[0012] Furthermore, the middle pressing structure is located inside the four side folding structures.

[0013] Furthermore, the side folding structure also includes a slide rail, which is installed on the upper and lower connecting plates, and the bottom of the contact plate slides along the slide rail.

[0014] Furthermore, the heating element is U-shaped, and the upper end of the heating element is fixedly connected to the upper and lower connecting plates. When folding, the folding push block passes through between the heating element and the upper and lower connecting plates.

[0015] Furthermore, the number of the folding cylinders and the number of the folding push blocks are the same, and the number of the folding cylinders and the number of the folding push blocks are two each.

[0016] Furthermore, a moving direction of the abutment plate relative to the position adjustment cylinder is perpendicular to a moving direction of the heating element relative to the upper and lower cylinders.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The position adjustment cylinder is fixedly connected to the contact plate and drives the contact plate to move left and right. The upper and lower cylinders are installed on the contact plate. The upper and lower cylinders are fixedly connected to the upper and lower connecting plates and drive the upper and lower connecting plates to move up and down. The heating element is installed on the side of the upper and lower connecting plates. The folding cylinder is installed on the upper and lower connecting plates. The folding cylinder is fixedly connected to the folding push block and drives the folding push block to move left and right for folding. There is an avoidance hole between the heating element and the upper and lower connecting plates, and the folding push block extends or retracts along the avoidance hole. The bulb shell is placed on the fixture, the contact plate contacts the fixture for positioning, the heating element pushes the edge of the bulb shell upward, and the folding cylinder drives the folding push block to flatten the raised edge of the bulb shell and then fold the edge. On the one hand, the fixture is positioned by the contact plate, so that the edge of the bulb shell is accurately positioned relative to the side folding structure. On the other hand, the heating element first makes the bulb shell tilt and then folds the edge through the folding push block, so that the folding effect is good and the efficiency is high.

[0019] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the following specifically cites a preferred embodiment and describes it in detail with the accompanying drawings as follows. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional diagram of a preferred embodiment of the bulb shell folding mechanism of the present invention;

[0021] Figure 2 for Figure 1 Another stereoscopic view of the blister folding mechanism shown;

[0022] Figure 3 for Figure 1 The internal structure diagram of the blister folding mechanism shown;

[0023] Figure 4 for Figure 1 Another internal structure diagram of the bulb folding mechanism shown;

[0024] Figure 5 for Figure 1 Another internal structure diagram of the bubble shell folding mechanism shown.

[0025] In the figure: 100, bubble shell folding mechanism; 10, top driving member; 20, top mounting frame; 30, lower mounting seat; 40, side folding structure; 41, position adjustment cylinder; 42, contact plate; 43, upper and lower cylinders; 44, upper and lower connecting plates; 45, heating element; 451, mounting hole; 46, folding cylinder; 47, folding push block; 48, slide rail; 50, middle pressing structure; 51, pressing cylinder; 52, pressing member. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0027] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] See also Figure 1-5A bulb shell folding mechanism 100, comprising a top driving member 10, a top mounting frame 20, a lower mounting seat 30 and a plurality of side folding structures 40, wherein the top driving member 10 is fixed to the top mounting frame 20, the top driving member 10 is fixedly connected to the lower mounting seat 30 and drives the lower mounting seat 30 to move up and down, and the side folding structure 40 is installed on the lower mounting seat 30; the side folding structure 40 comprises a position adjusting cylinder 41, a contact plate 42, an upper and lower cylinder 43, an upper and lower connecting plate 44, a heating member 45, a folding cylinder 46, and a folding push block 47, the position adjusting cylinder 41 is fixedly connected to the contact plate 42 and drives the contact plate 42 to move left and right, the upper and lower cylinders 43 are installed on the contact plate Plate 42, the upper and lower cylinders 43 are fixedly connected to the upper and lower connecting plates 44 and drive the upper and lower connecting plates 44 to move up and down, the heating element 45 is installed on the side of the upper and lower connecting plates 44, the folding cylinder 46 is installed on the upper and lower connecting plates 44, the folding cylinder 46 is fixedly connected to the folding push block 47 and drives the folding push block 47 to move left and right for folding, an avoidance hole is provided between the heating element 45 and the upper and lower connecting plates 44, the folding push block 47 extends or retracts along the avoidance hole; the bulb shell is placed on the jig, the abutment plate 42 abuts against the jig for positioning, the heating element 45 pushes the edge of the bulb shell upward, and the folding cylinder 46 drives the folding push block 47 to flatten the raised edge of the bulb shell and then fold the edge. On the one hand, the abutment plate 42 is used to position the jig so that the edge of the bulb is accurately positioned relative to the side folding structure 40. On the other hand, the heating element 45 first tilts the bulb and then folds the edge through the folding push block 47, so that the folding effect is good and the efficiency is high.

[0030] Preferably, the heating element 45 is provided with a mounting hole 451, the heating element 45 is in a long strip shape, the mounting hole 451 extends along the length direction of the heating element 45, and a heating rod is installed in the mounting hole 451. The heating rod is connected to a temperature control box for temperature control, so that the bulb folding effect is good.

[0031] Preferably, the bulb folding mechanism 100 further includes a middle pressing structure 50, which is mounted on the lower mounting seat 30, and includes a pressing cylinder 51 and a pressing member 52, wherein the pressing cylinder 51 is fixedly connected to the pressing member 52 and drives the pressing member 52 to move up and down. The bulb is positioned and pressed first, and then the folding is performed, which further improves the accuracy and effect of the folding.

[0032] Preferably, the pressing member 52 contacts the bulb on the fixture to fix the bulb position, and the middle pressing structure 50 is located in the middle of the top mounting frame 20 to balance the pressing force.

[0033] Specifically, in this embodiment, the number of the side folding structures 40 is 4, and the 4 side folding structures 40 are distributed around the top mounting frame 20. The middle pressing structure 50 is located inside the 4 side folding structures 40. The edge of the bulb is first raised and then flattened, and the folding effect is good.

[0034] Preferably, the side folding structure 40 further includes a slide rail 48, and the slide rail 48 is installed on the upper and lower connecting plates 44, and the bottom of the abutting plate 42 slides along the slide rail 48, thereby further improving the stability of the structure.

[0035] Preferably, the heating element 45 is U-shaped, and the upper end of the heating element 45 is fixedly connected to the upper and lower connecting plates 44. When folding, the folding push block 47 passes between the heating element 45 and the upper and lower connecting plates 44 to ensure the action of flattening the folded edge after warping. The structure is novel and the design is ingenious.

[0036] Preferably, the number of the folding cylinders 46 and the folding push blocks 47 is the same, and the number of each of the folding cylinders 46 and the folding push blocks 47 is two. The moving direction of the abutment plate 42 relative to the position adjustment cylinder 41 is perpendicular to the moving direction of the heating element 45 relative to the upper and lower cylinders 43. The invention has strong applicability and is easy to promote.

[0037] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A bulb shell folding mechanism, comprising a top driving member, a top mounting frame, a lower mounting seat and a plurality of side folding structures, characterized in that: The top drive is fixed to the top mounting frame, the top drive is fixedly connected to the lower mounting seat and drives the lower mounting seat to move up and down, and the side folding structure is installed on the lower mounting seat; The side folding structure includes a position adjusting cylinder, a contact plate, an upper and lower cylinders, an upper and lower connecting plates, a heating element, a folding cylinder, and a folding push block. The position adjusting cylinder is fixedly connected to the contact plate and drives the contact plate to move left and right. The upper and lower cylinders are installed on the contact plate. The upper and lower cylinders are fixedly connected to the upper and lower connecting plates and drive the upper and lower connecting plates to move up and down. The heating element is installed on the side of the upper and lower connecting plates. The folding cylinder is installed on the upper and lower connecting plates. The folding cylinder is fixedly connected to the folding push block and drives the folding push block to move left and right for folding. An avoidance hole is provided between the heating element and the upper and lower connecting plates, and the folding push block extends or retracts along the avoidance hole. The bulb shell is placed on the jig, the abutment plate abuts against the jig for positioning, the heating element pushes the edge of the bulb shell upward, and the folding cylinder drives the folding push block to flatten the raised edge of the bulb shell and fold the edge; The heating element is provided with a mounting hole, the heating element is in a long strip shape, the mounting hole extends along the length direction of the heating element, and a heating rod is mounted in the mounting hole; The bulb shell folding mechanism also includes a middle pressing structure, which is installed on the lower mounting seat. The middle pressing structure includes a pressing cylinder and a pressing piece. The pressing cylinder is fixedly connected to the pressing piece and drives the pressing piece to move up and down. The pressing member contacts the bulb on the fixture to fix the bulb in position, and the middle pressing structure is located in the middle of the top mounting frame; The number of the side folding structures is 4, and the 4 side folding structures are distributed around the top mounting frame; The middle pressing structure is located inside the four side folding structures; The side folding structure further includes a slide rail, which is mounted on the upper and lower connecting plates, and the bottom of the abutment plate slides along the slide rail; The heating element is U-shaped, and the upper end of the heating element is fixedly connected to the upper and lower connecting plates. When folding, the folding push block passes through between the heating element and the upper and lower connecting plates; The number of the folding cylinders and the folding push blocks is the same, and the number of the folding cylinders and the folding push blocks are two each; The moving direction of the abutment plate relative to the position adjustment cylinder is perpendicular to the moving direction of the heating element relative to the upper and lower cylinders.

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