CN218859982U

CN218859982U - Envelope breaking and cutting device

Info

Publication number: CN218859982U
Application number: CN202223277706.1U
Authority: CN
Inventors: 王朝波; 张玉乾; 段建兰
Original assignee: Shangrao Yutong Optical Co ltd
Current assignee: Shangrao Yutong Optical Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-14
Anticipated expiration: 2032-12-07

Abstract

The utility model belongs to the technical field of the packing membrane cutting, a packing membrane cutting device is disclosed, include the support and cut off the subassembly. The packaging film roller is erected on the support and can rotate relative to the support; cutting device is including cutting off knife rest and slip sword, the exit end of support is arranged in to the cutting off knife rest, and the cutting off knife rest is provided with and walks the membrane passageway, the membrane passageway can be passed away in order to supply operating personnel to use to beat the diolame on the packing membrane roller, the cutting off knife rest still be provided with walk the slide of membrane passageway intercommunication, the slip sword slides and sets up in the slide and can stretch into and walk the membrane passageway, after operating personnel packs article completion, only need make the slip sword slide to the other end from one end along the slide and can cut off the packing membrane. The packaging film cutting device is simple in structure, convenient to use and low in cost.

Description

Envelope breaking and cutting device

Technical Field

The utility model relates to a packing membrane cutting technical field especially relates to a packing membrane cutting device.

Background

In the processing of optical lens, the lens adopts the charging tray packing to transport or store, does not polluted by the dust when guaranteeing the charging tray is transported or stored, need use the plastic wrap to wrap up the cleanliness factor in order to guarantee the lens to the charging tray. In the prior art, the preservative film is pulled by manpower to break the preservative film after the preservative film is packed by the material tray, and the mode is time-consuming, labor-consuming and not attractive.

In order to facilitate the cutting of the preservative film, patent No. CN217675959U provides a novel preservative film cutter, the cutting device of the novel preservative film cutter comprises a push handle, a connecting rod, a sliding block and a blade, and the sliding block is positioned in a sliding groove and can freely slide back and forth. The lower extreme of connecting rod is connected with the slider, and the upper end is connected with pushing away the handle, and the blade is located and pushes away between handle and the slider, prevents that the blade from exposing. Although the cutting device realizes the cutting of the preservative film, the structure design is complex, and the cost is high.

Therefore, a wrapping film cutting device with a simple design is required to cut the wrapping film.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a packing membrane cutting device, simple structure, convenient to use, and it is with low costs.

To achieve the purpose, the utility model adopts the following technical proposal:

the envelope breaking and cutting device comprises:

the packaging film roller is erected on the support and can rotate relative to the support;

the cutting-off assembly comprises a cutting-off tool rest and a sliding tool, the cutting-off tool rest is arranged on the support, a film passing channel which can enable a packaging film to pass is arranged on the cutting-off tool rest, the cutting-off tool rest is provided with a slide channel communicated with the film passing channel, the sliding tool is arranged in the slide channel in a sliding mode, and the sliding tool stretches into the film passing channel.

As an alternative, the cutting-off tool rest includes interconnect's fixed part and connecting portion, fixed part fixed connection in on the preceding horizontal pole of support, the connecting portion orientation the lower terminal surface of fixed part is seted up flutedly, the recess with constitute between the up end of fixed part walk the membrane passageway, connecting portion are provided with the slide, the slip sword includes interconnect slider and blade, the slider slide set up in on the connecting portion, the blade is worn to locate in the slide.

As an alternative, the cross section of the connecting portion is trapezoidal, and the lower portion of the slider is provided with a trapezoidal sliding groove in sliding connection with the connecting portion.

As an alternative, the blade edge end of the blade abuts against the upper end surface of the fixing portion, and the blade edge end is provided in a convex arc shape.

As an alternative, the lower end surface of the fixing portion is provided with a U-shaped groove into which the front cross bar is fitted.

As an alternative, a packaging film frame is arranged on the support, and the packaging film roller is arranged on the packaging film frame.

As an alternative, the packing film frame includes the roll rod and follows two mounting panels that the axis direction interval of roll rod set up, the mounting panel is fixed set up in on the support, two the relative side of mounting panel all is provided with the mounting groove, the both ends swivel mount of roll rod is located two in the mounting groove.

As an alternative, the mounting groove includes vertical grooves connected to each other and diagonal grooves inclined toward the bracket.

As an alternative, two bushings are provided on the rolling rod at intervals in the axial direction thereof.

As an alternative, the support comprises a front cross bar, two rear cross bars and two right-angle trapezoidal frames arranged at intervals, the front cross bar is connected between the lower bars of the two right-angle trapezoidal frames and is located at the front ends of the two right-angle trapezoidal frames, the two rear cross bars are located at the rear ends of the two right-angle trapezoidal frames, one rear cross bar is connected between the lower bars of the two right-angle trapezoidal frames, and the other rear cross bar is connected between the upper bars of the two right-angle trapezoidal frames.

The utility model has the advantages that:

the utility model provides a pair of packing membrane cutting device, include the support and cut off the subassembly. The packaging film roller is erected on the support and can rotate relative to the support; cutting device is including cutting off knife rest and slip sword, the exit end of support is arranged in to the cutting off knife rest, and the cutting off knife rest is provided with and walks the membrane passageway, the membrane passageway can be passed away in order to supply operating personnel to use to beat the diolame on the packing membrane roller, the cutting off knife rest still be provided with walk the slide of membrane passageway intercommunication, the slip sword slides and sets up in the slide and can stretch into and walk the membrane passageway, after operating personnel packs article completion, only need make the slip sword slide to the other end from one end along the slide and can cut off the packing membrane. The packaging film cutting device is simple in structure, convenient to use and low in cost.

Drawings

Fig. 1 is a schematic structural diagram of a packaging film roller mounted on a packaging film cutting device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a packaging film cutting device provided by the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a bracket provided by an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cutting blade holder according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the sliding blade provided by the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a mounting plate according to an embodiment of the present invention.

In the figure:

100. a film packaging roller;

1. a support; 11. a front crossbar; 12. a rear cross bar; 13. a right-angled trapezoidal frame;

2. cutting off the assembly; 21. cutting off the tool rest; 211. a fixed part; 2111. a U-shaped groove; 212. a connecting portion; 2121. a film-passing channel; 2122. a slideway; 22. sliding the knife; 221. a slider; 2211. a trapezoidal chute; 222. a blade;

3. packaging a film frame; 31. a roll bar; 311. a shaft sleeve; 32. mounting a plate; 321. mounting grooves; 3211. a vertical slot; 3212. a chute.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and can include, for example, fixed or removable connections, mechanical or electrical connections, direct connections, indirect connections through an intermediary, communication between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, unless otherwise expressly specified or limited, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1-6, the embodiment of the present invention provides a packaging film cutting device, which comprises a support 1 and a cutting assembly 2. The packaging film roller 100 is erected on the support 1, the packaging film roller 100 can rotate relative to the support 1, and a preservative film is taken as an example for packaging; the cutting assembly 2 comprises a cutting knife rest 21 and a sliding knife 22, the cutting knife rest 21 is arranged on a front cross rod 11 at the outlet end of the support 1, a film feeding channel 2121 is formed in the cutting knife rest 21, the packaging film roller 100 is arranged on the support 1, the packaging film penetrates through the film feeding channel 2121 to be used by an operator, a slide 2122 communicated with the film feeding channel 2121 is further arranged on the cutting knife rest 21, the sliding knife 22 is arranged in the slide 2122 in a sliding mode, the sliding knife 22 extends into the film feeding channel 2121, after the operator packs a tray with lenses, the sliding knife 22 slides from one end of the slide 2122 to the other end, and the packaging film can be cut off by the part, located in the film feeding channel 2121, of the sliding knife 22.

The packaging film cutting device is simple in structure, convenient to use and low in cost.

Specifically, referring to fig. 3, the rack 1 includes a front rail 11, two rear rails 12, and two right-angled trapezoidal frames 13. Wherein, two right angle trapezoidal frame 13 intervals set up, preceding horizontal pole 11 and two back horizontal poles 12 are connected between two right angle trapezoidal frames 13, preceding horizontal pole 11 is located the front end (being the exit end) of two right angle trapezoidal frames 13, preceding horizontal pole 11 is close to the oblique waist pole setting of two right angle trapezoidal frames 13, and be connected in between two lower poles of two right angle trapezoidal frames 13, two back horizontal poles 12 are connected in the rear end of two right angle trapezoidal frames 13, be close to the one end of the perpendicular waist pole of right angle trapezoidal frame 13 promptly, a back horizontal pole 12 is connected between the lower pole of two right angle trapezoidal frames 13, another back horizontal pole 12 is connected between the upper boom of two right angle trapezoidal frames 13. This support 1 simple structure, processing is convenient, accessible welding process, and whole fastness is higher.

The front cross rod 11, the rear cross rod 12, the upper rod, the lower rod, the oblique waist rod and the vertical waist rod can be processed by stainless steel square tubes, so that the support 1 can be processed more conveniently.

Referring to fig. 4 and 5, the cutting blade holder 21 includes a fixing portion 211 and a connecting portion 212 connected to each other, the fixing portion 211 is fixedly connected to the front rail 11, a groove is formed on a lower end surface of the connecting portion 212 facing the fixing portion 211, a film feeding channel 2121 is formed between the groove and an upper end surface of the fixing portion 211, a slide channel 2122 is disposed on the connecting portion 212 and communicated with the groove, the sliding blade 22 includes a slider 221 and a blade 222, the slider 221 is slidably connected to the connecting portion 212, and the blade 222 is inserted into the slide channel 2122 and extends into the film feeding channel 2121. This structure passes through slider 221 and connecting portion 212 sliding connection, and operating personnel can realize that blade 222 slides in slide 2122 through promoting slider 221, and it is more convenient to use, and can prevent blade 222 fish tail operating personnel's finger.

The fixing portion 211 and the connecting portion 212 of the cutting blade holder 21 may be formed integrally or may be formed by welding them separately.

Specifically, the section of the connecting portion 212 is trapezoidal, the upper end surface of the connecting portion 212 is provided with a slide 2122 communicated with the groove, the lower portion of the sliding block 221 slidably connected with the connecting portion 212 is provided with a trapezoidal sliding groove 2211, and the blade 222 is fixedly arranged on the upper end surface of the trapezoidal sliding groove 2211. The sliding block 221 is slidably disposed on the connecting portion 212 through the trapezoidal sliding slot 2211, so that the sliding block 221 slides more stably, and when the sliding block 221 is slidably disposed on the connecting portion 212, the blade 222 is inserted into the sliding channel 2122 and extends into the film passing channel 2121 formed by the upper end surface of the fixing portion 211 and the groove, and the structural design is more reasonable and the structure is simpler.

Preferably, the bottom end of the blade 222 facing the fixing portion 211 is a blade end, the blade end is configured in a convex arc shape, when the blade 222 is inserted into the slide ways 2122, the middle part of the blade end can abut against the upper end face of the fixing portion 211, and gaps are formed between the two side parts and the upper end face of the fixing portion 211, so that the cutting envelope can be cut off when the blade 222 slides back and forth in the slide ways 2122, and the use is more convenient.

The blade 222 and the sliding block 221 can be fixedly connected by welding.

The fixing portion 211 is provided with a U-shaped groove 2111 on a lower end surface facing away from the connecting portion 212, and the front cross bar 11 is inserted into the U-shaped groove 2111, so that the connection of the cutting blade holder 21 and the front cross bar 11 is facilitated. Further, after the front cross bar 11 is inserted into the U-shaped groove 2111, the cutting blade holder 21 can be connected with the front cross bar 11 by spot welding, so that the connection is firmer.

With continued reference to fig. 1 and 2, in order to make the installation of the wrapping film roll 100 more convenient, a wrapping film frame 3 is provided on the support 1, and the wrapping film roll 100 is provided on the wrapping film frame 3.

Specifically, the packaging film frame 3 includes a rolling rod 31 and two mounting plates 32 arranged at intervals along the axial direction of the rolling rod 31, the two mounting plates 32 are respectively arranged on the upper rods of the two right-angled trapezoidal frames 13, the opposite side surfaces of the two mounting plates 32 are respectively provided with a mounting groove 321, and the two ends of the rolling rod 31 are rotatably arranged in the two mounting grooves 321. This structure is when using, wears to locate packing film roller 100's centre bore with roll rod 31 earlier, then will install the roll rod 31 of packing film roller 100 and erect in two mounting grooves 321, simple to operate, and do not influence roll rod 31's rotation.

The mounting plate 32 is connected to the upper rod by means of a bolt connection so as to be easily disassembled.

Be provided with two axle sleeves 311 along its axis direction interval on the roll rod 31, axle sleeve 311 and roll rod 31 fixed connection, two axle sleeves 311 are located to packing film roller 100's centre bore cover, so that packing film roller 100 installs more conveniently, this structure only need with axle sleeve 311's external diameter design for with packing film roller 100's centre bore the internal diameter phase-match can, reduce roll rod 31's diameter size, so that structural design is more reasonable.

Alternatively, the rolling rod 31 may be selected to be a round steel pipe.

The shaft sleeve 311 and the rolling rod 31 can be connected in an interference fit mode, and the installation is convenient.

With continued reference to fig. 1 in conjunction with fig. 6, in order to prevent the rolling rod 31 from coming out of the mounting groove 321 when the stand 1 is vibrated, the mounting groove 321 includes a vertical groove 3211 and a diagonal groove 3212 which are communicated with each other, and when the wrapping film cutting apparatus is placed on a work bench for use, the vertical groove 3211 extends in a vertical direction and the diagonal groove 3212 is inclined downward, i.e., toward the stand 1. This structure makes the roll rod 31 can get into through erecting groove 3211 at the both ends when the installation to slide to in the chute 3212, the chute 3212 can effectively prevent that the roll rod 31 from accidentally deviating from.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Beat membrane cutting device, its characterized in that includes:

the packaging film roll comprises a support (1), a packaging film roll (100) is erected on the support (1), and the packaging film roll (100) can rotate relative to the support (1);

cut off subassembly (2), including cutting off knife rest (21) and sliding knife (22), cut off knife rest (21) set up in on support (1), be provided with on the cutting off knife rest (21) and make the packing film pass walk membrane passageway (2121), cut off knife rest (21) be provided with walk slide (2122) of membrane passageway (2121) intercommunication, sliding knife (22) slide set up in slide (2122), just sliding knife (22) stretch into walk in the membrane passageway (2121).

2. The bale film cutting device according to claim 1, wherein the cutting blade holder (21) comprises a fixing portion (211) and a connecting portion (212) which are connected with each other, the fixing portion (211) is fixedly connected to the front cross bar (11) of the bracket (1), a groove is formed in the lower end face of the connecting portion (212) facing the fixing portion (211), the groove and the upper end face of the fixing portion (211) form the film running channel (2121), the connecting portion (212) is provided with the slide way (2122), the sliding blade (22) comprises a sliding block (221) and a blade (222) which are connected with each other, the sliding block (221) is slidably arranged on the connecting portion (212), and the blade (222) is inserted into the slide way (2122).

3. The wrapping film cutting device according to claim 2, wherein the connecting portion (212) is formed in a trapezoidal shape in cross section, and a lower portion of the slider (221) is provided with a trapezoidal sliding groove (2211) slidably connected to the connecting portion (212).

4. The wrapping film cutting device according to claim 2, wherein a blade edge end of the blade (222) abuts against an upper end surface of the fixing portion (211), and the blade edge end is provided in a convex circular arc shape.

5. The wrapping film cutting device according to claim 2, wherein a lower end face of said fixing portion (211) is provided with a U-shaped groove (2111), and said front rail (11) is fitted into said U-shaped groove (2111).

6. The wrapping film cutting apparatus according to any one of claims 1 to 5, wherein a wrapping film frame (3) is provided on said support (1), and said wrapping film roll (100) is provided on said wrapping film frame (3).

7. The packaging film cutting device according to claim 6, wherein the packaging film frame (3) comprises a rolling rod (31) and two mounting plates (32) arranged at intervals along the axial direction of the rolling rod (31), the mounting plates (32) are fixedly arranged on the support (1), the two opposite side surfaces of the mounting plates (32) are respectively provided with a mounting groove (321), and the two ends of the rolling rod (31) are rotatably erected in the two mounting grooves (321).

8. The wrapping film cutting device according to claim 7, wherein the mounting groove (321) includes a vertical groove (3211) and a diagonal groove (3212) inclined toward the bracket (1) connected to each other.

9. The wrapping film cutting device according to claim 7, wherein two bushings (311) are provided on the rolling rod (31) at intervals in the axial direction thereof.

10. The wrapping film cutting device according to any one of claims 1 to 5, characterized in that said support (1) comprises a front cross bar (11), two rear cross bars (12) and two right-angled trapezoidal frames (13) arranged at intervals, said front cross bar (11) is connected between the lower bars of said two right-angled trapezoidal frames (13) and is located at the front ends of said two right-angled trapezoidal frames (13), said two rear cross bars (12) are located at the rear ends of said two right-angled trapezoidal frames (13), one said rear cross bar (12) is connected between said lower bars of said two right-angled trapezoidal frames (13), and the other said rear cross bar (12) is connected between the upper bars of said two right-angled trapezoidal frames (13).