Air bubble film trimming equipment

Abstract

The utility model discloses an air bubble film trimming device which comprises a rack, a cutter assembly assembled on the rack, a feeding guide roller, a trimming guide roller set and a discharging guide roller set. The feeding guide roller, the trimming guide roller set and the discharging guide roller set are sequentially assembled on the rack. The trimming guide roller set comprises a first guide roller, a trimming pad roller and a second guide roller which are horizontally arranged in a coplanar mode. Wherein the trimming pad roller comprises a first optical shaft rotationally assembled on the rack, a trimming pad sleeve arranged on the first optical shaft in a sleeving manner, and a plurality of optical shaft fixing rings assembled on the first optical shaft and used for positioning the trimming pad sleeve; an annular groove is formed in the middle of the trimming cushion cover; the number of the cutter assemblies is equal to that of the edge cutting cushion covers, and the front ends of the working ends of the cutter assemblies extend into the annular grooves of the edge cutting cushion covers corresponding to the cutter assemblies. According to the air bubble film trimming device, the trimming pad roller is additionally arranged, the part, making contact with the cutter assembly, of the air bubble film can be supported, then the acting force of the cutter on the air bubble film can be counteracted, and the trimming position of the air bubble film is prevented from being strained. The air bubble film edge cutting device can perform high-quality edge cutting treatment on the air bubble film.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cutting equipment, specifically a bubble film trimming equipment. BACKGROUND

[0002] The bubble film is mainly made of plastic materials such as polyethylene (PE), and a plurality of small bubbles are formed on the surface, and due to excellent buffering, heat preservation and moisture-proof performance, the bubble film is widely used for packaging and filling in various industries.

[0003] In the production process of the bubble film, the edges of the bubble film need to be neatly processed after forming to remove the excess part and enhance the appearance, so that the product meets the specification requirements. At present, a cutter is added above or below the conveying roller of the bubble film machine, and the edges of the bubble film are cut by the cutter while the bubble film is conveyed by the conveying roller. However, due to the good ductility and flexibility of the bubble film, direct cutting by the cutter can easily cause local stretching of the bubble film under the action of the cutter, and further cause the bubble film to be stretched at the cutting edge, thereby affecting the product quality. SUMMARY

[0004] To solve the above problems in the prior art, the utility model aims to provide a bubble film trimming equipment to improve the cutting edge quality and avoid stretching of the bubble film at the cutting edge.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a bubble film trimming equipment, comprising a rack and a feeding guide roller, a trimming guide roller group and a discharging guide roller group sequentially assembled on the rack, and further comprising a cutter assembly assembled on the rack;

[0006] The trimming guide roller group comprises a first guide roller, a trimming pad roller and a second guide roller arranged horizontally in the same plane; wherein the trimming pad roller comprises a first optical axis rotatably assembled on the rack, at least two trimming pad sleeves sleeved on the first optical axis, and a plurality of optical axis fixing rings assembled on the first optical axis for positioning the trimming pad sleeves;

[0007] The middle part of the trimming pad sleeve is provided with an annular groove;

[0008] The number of the cutter assemblies is equal to the number of the trimming pad sleeves, and the front end of the working end of the cutter assembly extends into the annular groove of the corresponding trimming pad sleeve.

[0009] As a limitation of the utility model, a second optical axis is further fixed on the rack, and the second optical axis is located obliquely above the trimming pad roller;

[0010] The cutter assembly comprises a clamp assembled on the second optical axis and a cutter assembled on the clamp; the front end of the cutter extends into the annular groove of the corresponding trimming pad sleeve.

[0011] As another limitation of the utility model, it further comprises a waste recycling guide wheel set; the waste recycling guide wheel set comprises a third optical axis erected on the frame and a plurality of guide wheels assembled on the third optical axis through a support, and the third optical axis is located above the discharge guide roller set.

[0012] The rolling feeding direction of the guide wheel is located on the length direction of the third optical axis.

[0013] As a further limitation of the utility model, the support comprises a support rod and a sleeve fixedly arranged, and a top wire for positioning the sleeve on the third optical axis;

[0014] The guide wheel is rotationally assembled on the free end of the support rod.

[0015] As another limitation of the utility model, the optical axis fixing ring is a split type optical axis fixing ring comprising a first half ring and a second half ring, and a bolt for connecting the two ends of the first half ring and the two ends of the second half ring to form a whole.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] (1) The biggest improvement of the utility model lies in the addition of the edge cutting guide roller set for cooperating with the cutter assembly, the first guide roller and the second guide roller in the edge cutting guide roller set can transport the bubble film in a horizontal state, the edge cutting pad roller in the edge cutting guide roller set can support the local part of the bubble film in contact with the cutter assembly to offset the force of the cutter on the bubble film, thereby avoiding the local stretching of the bubble film and the occurrence of the edge cutting part being stretched. The utility model can perform high-quality edge cutting treatment on the bubble film to remove the excess part, ensure the edge to be neat and enhance the aesthetic property.

[0018] (2) In the utility model, the edge cutting pad sleeve of the edge cutting pad roller is positioned on the first optical axis through the optical axis fixing ring, and the position can be flexibly adjusted. When the production specification changes and the edge cutting position of the bubble film needs to be adjusted, the position of the edge cutting pad sleeve can be changed to always match the working end of the cutter assembly.

[0019] (3) The waste recycling guide wheel set arranged in the utility model can transport the cut-off corner waste to the waste recycling equipment for centralized treatment, avoiding the waste from being accumulated in the working area to affect the normal performance of the edge cutting work. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further described in detail below in combination with the drawings and specific embodiments.

[0021] Figure 1 It is a structural schematic view of the utility model embodiment;

[0022] Figure 2Structure schematic view of the embodiment of the utility model from another perspective;

[0023] Figure 3 Structure schematic view of the feeding guide roller, the edge cutting guide roller set, the discharging guide roller set and the cutter assembly in the embodiment of the utility model;

[0024] Figure 4 Structure schematic view of the cutter assembly in the embodiment of the utility model;

[0025] Figure 5 Structure schematic view of the edge cutting pad roller in the embodiment of the utility model;

[0026] Figure 6 Structure schematic view of the optical axis fixing ring in the embodiment of the utility model;

[0027] Figure 7 Structure schematic view of the waste recycling guide roller set in the embodiment of the utility model;

[0028] Figure 8 Application structure schematic view of the embodiment of the utility model;

[0029] Figure 9 Application structure schematic view of the embodiment of the utility model from another perspective;

[0030] In the drawing: 1, rack; 2, feeding guide roller; 3, edge cutting guide roller set; 4, discharging guide roller set; 5, second optical axis; 6, cutter assembly; 7, waste recycling guide roller set; 8, waste; 9, finished bubble film;

[0031] 101, first guide roller; 102, edge cutting pad roller; 103, second guide roller; 104, first optical axis; 105, edge cutting pad sleeve; 106, optical axis fixing ring; 107, annular groove; 108, first half ring; 109, second half ring; 110, bolt;

[0032] 201, third guide roller; 202, fourth guide roller; 203, fifth guide roller;

[0033] 301, clamp; 302, cutter;

[0034] 401, third optical axis; 402, sleeve; 403, support rod; 404, jackscrew; 405, guide roller. DETAILED DESCRIPTION

[0035] The preferred embodiments of the utility model are described below in combination with the drawings. It should be understood that the preferred embodiments described herein are only for illustrating and understanding the utility model, and are not used to limit the utility model.

[0036] This embodiment discloses a bubble film trimming device, which can perform high-quality trimming on the bubble film to remove excess parts, ensure that the edges of the bubble film are neat, and enhance the aesthetics of the product.

[0037] like Figures 1 to 2 As shown, this embodiment includes a frame 1, a feed guide roller 2, a trimming guide roller group 3, a discharge guide roller group 4, a second optical axis 5, a cutter assembly 6 and a waste recovery guide wheel group 7.

[0038] The frame 1 is the basic structure of this embodiment, which is used to support all other components mentioned above and ensure the stability and durability of this embodiment. The frame 1 is made of steel or aluminum alloy and has good strength and rigidity. Figure 1 and Figure 2 As shown, the frame 1 includes a base and a first side plate and a second side plate fixedly arranged on both sides of the base.

[0039] Along the direction of bubble film conveying, the feed guide roller 2, trimming guide roller group 3 and discharge guide roller group 4 are sequentially assembled between the first side plate and the second side plate of the frame 1 through seat bearings to convey the bubble film to ensure the continuity of the trimming process. Figure 3 As shown, the feed guide roller 2 is arranged obliquely below the trimming guide roller group 3, and is a guide roller of existing conventional structure; the trimming guide roller group 3 includes a first guide roller 101, a trimming pad roller 102 and a second guide roller 103 arranged horizontally and coplanarly, wherein the first guide roller 101 and the second guide roller 103 are both guide rollers of existing conventional structure, and the two are used to transport the bubble film in a horizontal state, and the trimming pad roller 102 is used to support the part where the bubble film contacts the cutter assembly 6 to offset the downward force of the cutter 302 on the bubble film; the discharge guide roller group 4 includes a third guide roller 201, a fourth guide roller 202 and a fifth guide roller 203 arranged in sequence, and the third guide roller 201, the fourth guide roller 202 and the fifth guide roller 203 are all guide rollers of existing conventional structure, and the three are used to transport the waste 8 to the waste recovery guide wheel group 7 and transport the finished bubble film 9 after trimming to the bubble film winding equipment.

[0040] Further, such as Figure 5 As shown, the trimming pad roller 102 includes a first optical axis 104 assembled between the first side plate and the second side plate of the frame 1 through a seat bearing, at least two trimming pad sleeves 105 mounted on the first optical axis 104, and multiple optical axis fixing rings 106 assembled on the first optical axis 104 for positioning the trimming pad sleeves 105. In this embodiment, two trimming pad sleeves 105 are provided. Of course, the number of trimming pad sleeves 105 can be increased accordingly according to actual cutting requirements. Figure 5As shown, the trimming pad sleeve 105 is annular structure, and the middle part is provided with an annular groove 107 for the front end of the trimming cutter 302 to extend into. In actual work, the annular peripheral surface of the trimming pad sleeve 105 is used to support the local part of the bubble film in contact with the trimming cutter assembly 6, so as to offset the downward force of the trimming cutter 302 on the bubble film when trimming.

[0041] Further, the optical axis fixing ring 106 is a split type optical axis fixing ring 106, which includes a first half ring 108 and a second half ring 109 which are butted at the ends. As shown in Figure 6 As shown, the first half ring 108 and the second half ring 109 are the same structure, and both ends are provided with threaded holes. After the first half ring 108 and the second half ring 109 are butted to form an annular structure, the threaded holes of the first half ring 108 and the threaded holes of the second half ring 109 are aligned, and after the bolts 110 are screwed into the threaded holes, the connection of the first half ring 108 and the second half ring 109 can be realized. In actual use, the optical axis fixing ring 106 is provided with one on both sides of each trimming pad sleeve 105. When the position of the trimming pad sleeve 105 is determined, the optical axis fixing ring 106 is moved to closely contact the outside of the trimming pad sleeve 105, and then the bolts 110 are tightened to lock the optical axis fixing ring 106 on the first optical axis 104, so that the position of the trimming pad sleeve 105 can be fixed.

[0042] The second optical axis 5 is fixed between the first side plate and the second side plate of the rack 1, as shown in Figure 1 and Figure 2 As shown, the second optical axis 5 is located obliquely above the trimming pad roller 102, which is used to realize the assembly of the trimming cutter assembly 6 on the rack 1.

[0043] The number of trimming cutter assemblies 6 and trimming pad sleeves 105 is always equal. In the embodiment, two trimming cutter assemblies 6 are assembled on the second optical axis 5, as shown in Figure 3 which correspond to the above-mentioned trimming pad sleeves 105 one by one. Specifically, as shown in Figure 4 The trimming cutter assembly 6 includes a clamp 301 assembled on the second optical axis 5 and a trimming cutter 302 assembled on the clamp 301. In the embodiment, the clamp 301 and the trimming cutter 302 both adopt the existing structure. In actual use, the trimming cutter 302 serves as the working end of the trimming cutter assembly 6, and the front end of the trimming cutter 302 extends into the annular groove 107 of the corresponding trimming pad sleeve 105, and the blade part faces the bubble film transported by the first guide roller 101 to the trimming pad roller 102.

[0044] The waste recovery guide wheel set 7 is used to transport the generated waste 8 to the waste recovery equipment, so as to avoid the accumulation of waste 8 in the working area. As shown in Figure 7 The waste recovery guide wheel set 7 includes a third optical axis 401 erected on the rack 1 and a plurality of guide wheels 405 assembled on the third optical axis 401 through a support. As shown in Figure 1 or Figure 2As shown, the third optical axis 401 is located above the discharge guide roller set 4. The rolling feeding direction formed by the plurality of guide rollers 405 is located in the length direction of the third optical axis 401. In actual work, the waste 8 formed on both sides of the bubble film enters the guide rollers 405 after passing through the third guide roller 201, and is transmitted to the external waste recovery equipment by the plurality of guide rollers 405.

[0045] Further, as shown in the drawings, Figure 7 As shown, the bracket includes a support rod 403 and a sleeve 402 fixedly arranged. The sleeve 402 is provided with a threaded hole penetrating in the radial direction. After the sleeve 402 is sleeved on the third optical axis 401 and positioned, the jackscrew 404 is screwed into the threaded hole, and the end of the jackscrew 404 is tightly pressed against the outer side wall of the third optical axis 401, so that the sleeve 402 and the support rod 403 are positioned on the third optical axis 401.

[0046] The guide roller 405 is rotatably arranged at the free end of the support rod 403.

[0047] When the embodiment is used, first, the edge cutting pad sleeve 105 and the cutter assembly 6 are adjusted to a suitable position, and then the bubble film is conveyed to the edge cutting guide roller set 3 through the feeding guide roller 2; as shown in the drawings, Figure 8 and Figure 9 As shown, after the bubble film is edge cut by the cutter assembly 6 at the edge cutting pad roller 102 of the edge cutting guide roller set 3, the waste 8 and the finished bubble film 9 are formed; finally, the waste 8 enters the waste recovery guide roller set 7 after passing through the third guide roller 201 in the discharge guide roller set 4, and is conveyed to the external waste recovery equipment by the waste recovery guide roller set 7. The finished bubble film 9 is conveyed to the bubble film winding equipment of the next process after passing through the third guide roller 201, the fourth guide roller 202 and the fifth guide roller 203 of the discharge guide roller set 4 in turn.

[0048] It should be noted that the above only describes the preferred embodiments of the present application, and is not intended to limit the present application. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments, or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A bubble film trimming apparatus, characterized by: The machine frame, the feeding guide roller, the trimming guide roller set, the discharging guide roller set, and the cutter assembly are sequentially assembled on the machine frame. The trimming guide roller set comprises a first guide roller, a trimming pad roller, and a second guide roller arranged horizontally and coplanarly. The trimming pad roller comprises a first optical axis rotatably assembled on the machine frame, at least two trimming pad sleeves sleeved on the first optical axis, and a plurality of optical axis fixing rings assembled on the first optical axis for positioning the trimming pad sleeves. The middle part of the trimming pad sleeve is provided with an annular groove.

2. A bubble film trimming apparatus according to claim 1, wherein: The number of the cutter assemblies is equal to that of the trimming pad sleeves, and the front end of the working end of the cutter assembly extends into the annular groove of the corresponding trimming pad sleeve. The machine frame is further provided with a second optical axis fixedly arranged thereon, and the second optical axis is located obliquely above the trimming pad roller. The cutter assembly comprises a clamp assembled on the second optical axis and a cutter assembled on the clamp.

3. A bubble film slitting apparatus according to claim 1 or 2, characterised in that: The front end of the cutter extends into the annular groove of the corresponding trimming pad sleeve. The machine frame is further provided with a waste recycling guide roller set.

4. A bubble film trimming apparatus according to claim 3, wherein: The waste recycling guide roller set comprises a third optical axis arranged on the machine frame and a plurality of guide rollers assembled on the third optical axis through a support, and the third optical axis is located above the discharging guide roller set. The rolling feeding direction of the guide roller is located in the length direction of the third optical axis.

5. The bubble film trimming apparatus according to any one of claims 1, 2, 4, wherein: The support comprises a support rod and a sleeve fixedly arranged in one body, and a top wire for positioning the sleeve on the third optical axis. The guide roller is rotatably assembled on the free end of the support rod. The optical axis fixing ring is a split type optical axis fixing ring comprising a first half ring and a second half ring, and a bolt for connecting the two ends of the first half ring with the two ends of the second half ring to form a whole.

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