CN212172802U - Auxiliary mechanism for film tearing - Google Patents

Abstract

The utility model discloses a dyestripping complementary unit, include: a mounting seat; the pushing assembly comprises a pushing frame connected with the mounting seat and a pushing piece arranged on the pushing frame; the clamping jaw assembly is connected with the mounting seat and is arranged at intervals with the pushing piece; and the mounting seat driving part is used for driving the mounting seat to move. The utility model discloses a dyestripping complementary unit is arranged in the dyestripping process of magazine unloading, realizes full-automatic dyestripping, need not the manual intervention, reduces the cost of labor, and improves operating efficiency, can adapt to the fast rhythm of fast food trade, simultaneously, the utility model discloses a mount pad driving piece can drive simultaneously and promote magazine to the propelling movement piece of dyestripping station and press from both sides the clamping jaw subassembly of getting the seal membrane, need not to be equipped with a driving piece separately for propelling movement piece and clamping jaw subassembly alone, not only makes the utility model discloses simple structure, the integrated level is high, and the space occupies for a short time, does benefit to the integration in magazine unloading equipment, has practiced thrift the energy moreover.

Description

Auxiliary mechanism for film tearing

Technical Field

The utility model relates to a food and beverage field especially relates to a dyestripping complementary unit.

Background

Traditional magazine unloading equipment mainly used small-size domestic fried dish machine, but actually still semi-automatic mechanism can't realize full-automatic unloading. When the film is torn, the material box needs to be manually taken to the film tearing station, the film is manually or semi-automatically torn, and then the frying program is input to start frying. Therefore, the traditional feeding device for the material box still occupies more manpower, has high labor cost and low operation efficiency, is usually only suitable for household use and cannot be well popularized to the fast food industry. To this situation, although some blanking devices have been developed to realize full-automatic blanking, each moving part of the blanking device is often equipped with a corresponding driving part to realize film tearing, so that the structure is complex, the space occupation is large, integration is not facilitated, and energy conservation is not facilitated.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art's magazine unloading equipment and still can occupy more manpower, the cost of labor is high, and operating efficiency is low, only is applicable to domesticly, can not promote well to the fast food trade in, perhaps the full-automatic unloading equipment structure of part is complicated, and the space occupies greatly, is unfavorable for the integration to be unfavorable for the not enough of energy saving, provide a dyestripping complementary unit.

The technical scheme is as follows:

a tear assist mechanism comprising:

a mounting seat;

the pushing assembly comprises a pushing frame connected with the mounting seat and a pushing piece arranged on the pushing frame;

the clamping jaw assembly is connected with the mounting seat and is arranged at intervals with the pushing piece;

and the mounting seat driving part is used for driving the mounting seat to move.

This technical scheme's dyestripping complementary unit is arranged in the dyestripping process of magazine unloading, need not manually to take the magazine to the dyestripping station, also need not manually or semi-manually to tear the membrane, but integrated through the propelling movement piece automatic promote the magazine to the dyestripping station and tear the membrane in an organic whole through the automatic completion of clamping jaw subassembly in the dyestripping station, realize full-automatic dyestripping, need not artifical the intervention, reduce the cost of labor, and improve operating efficiency, can adapt to the fast rhythm of fast food trade. Simultaneously, this technical scheme can drive simultaneously through a mount pad driving piece and promote the magazine to the propelling movement piece of dyestripping station and press from both sides the clamping jaw subassembly of getting the seal membrane, need not to be equipped with a driving piece separately for propelling movement piece and clamping jaw subassembly, not only makes this technical scheme simple structure, and the integrated level is high, and the space occupies for a short time, does benefit to the integration in magazine unloading equipment, has practiced thrift the energy moreover. Therefore, the technical scheme gives consideration to the full-automatic functional requirements and has the advantages of being beneficial to integration, saving energy and the like.

Specifically, this technical scheme's dyestripping complementary unit uses with moving platform cooperation, through placing the magazine in moving platform on, and make the magazine be located push member with between the clamping jaw subassembly, just the magazine with there is the difference in height clamping jaw subassembly, promptly clamping jaw subassembly's potential is less than moving platform's potential. Thereby when needs tear the membrane, translate forward along moving platform to the direction of tearing the membrane station through mount pad driving piece drive mount pad to make the propelling movement spare of being connected with the mount pad promote the magazine and remove, and because clamping jaw subassembly is connected with the mount pad, thereby make clamping jaw subassembly also along with the mount pad motion, and lie in the one end of magazine all the time, be convenient for press from both sides the seal membrane of tight magazine. When the magazine moves to the dyestripping station, will be located the seal membrane of magazine tip edge and push down through outside press mold subassembly, push down the seal membrane to the clamping jaw subassembly in, the clamping jaw subassembly presss from both sides tight seal membrane to drive the mount pad to the direction motion opposite with initial motion direction, backward motion promptly, the clamping jaw subassembly begins to tear the membrane backward, accomplishes the dyestripping process.

In one embodiment, the pushing frame is provided with an adjusting piece for adjusting the distance between the pushing piece and the clamping jaw assembly. Therefore, the distance between the pushing part and the clamping jaw assembly can be compatible with material boxes with different specifications and lengths, and the application range is enlarged.

In one embodiment, the adjusting member includes a retractable structure disposed on the pushing frame.

In one embodiment, the adjusting part comprises a sliding groove arranged on the pushing frame and a limiting column arranged on the mounting seat, and the limiting column is in sliding fit with the sliding groove. The limiting column penetrates through the sliding groove and plays a limiting and guiding role in sliding of the sliding groove. The length direction of spout with push member with the direction of the perpendicular distance between the clamping jaw subassembly is unanimous to push frame along when the length direction of spout removes, can adjust push member with the distance between the clamping jaw subassembly, when adjusting to specific distance, will push frame with the mount pad is fixed can.

In one embodiment, the limiting column comprises a limiting bolt fixed on the mounting seat and in sliding fit with the sliding groove and a limiting nut in fit with the limiting bolt. Namely, the limiting bolt penetrates through the sliding groove and is in sliding fit with the sliding groove, when the pushing part is adjusted to a specific position, the limiting nut is screwed on the limiting bolt, the fixing of the limiting column and the sliding groove is achieved, the fixing of the pushing frame and the mounting seat is achieved, and the distance between the pushing part and the clamping jaw assembly is adjusted and fixed.

In one embodiment, the pusher is a push rod or a push plate. The length of the push plate or the length of the push plate is matched with the width of the material box, so that the material box is kept stable and does not deviate from a preset route in the process of being pushed.

In one embodiment, the clamping jaw assembly comprises an openable clamping jaw and a driving piece for driving the clamping jaw to open and close; the driving piece is connected with the mounting seat.

In one embodiment, the clamping jaw comprises a first clamping plate and a second clamping plate which are oppositely arranged, and at least the first clamping plate is connected with the driving piece.

In one embodiment, the drive member is a bi-directional cylinder. The bidirectional cylinder is high in speed and quick in response, and the operation efficiency is improved.

In one embodiment, the clamping jaw is provided with a friction piece for increasing friction force. Thereby work as the clamping jaw is tight the difficult pine of sealing membrane back takes off, guarantees to tear the membrane in-process the sealing membrane is located all the time the clamping jaw is followed the clamping jaw motion guarantees to tear the reliable and stable of membrane process.

In one embodiment, the friction member is a rubber pad; or the friction piece is a silica gel pad; or the friction piece is a frosted wall surface arranged on the clamping jaw.

In one embodiment, the friction member includes a first sidewall connected to the jaw and a second sidewall opposite the first sidewall, the second sidewall being serrated. The serrated friction piece is contacted with the sealing film, so that the contact area of the serrated friction piece and the sealing film is further increased, and the friction force is increased.

In one embodiment, the auxiliary mechanism for tearing the film further comprises a material box matched with the pushing assembly and the clamping jaw assembly, and a convex edge is arranged on the edge of an opening of the material box. The design of the ledge facilitates the covering and extension of the sealing membrane, thereby facilitating the clamping of the jaw assembly to the extension of the sealing membrane.

In one embodiment, the protruding edge is provided with a pointed end, and the pointed end is a free end of the protruding edge. Through the free end design with protruding edge for the closed angle form, then can reduce protruding edge and seal membrane between the adhesive force, compare in the lunch-box that does not set up protruding edge, perhaps set up protruding edge into shapes such as fillet or straight angle, this technical scheme's protruding edge helps reducing area of contact for the effort that initial tear was drawn is littleer, more laborsaving.

In one embodiment, the convex edge is of an axisymmetric structure, and the end point of the sharp-angled end is positioned on the symmetry axis of the convex edge. Thereby make the seal membrane even with protruding along contact, avoid tearing the phenomenon such as jag that takes place the seal membrane among the dyestripping process.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a film tearing auxiliary mechanism according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a magazine according to an embodiment of the present invention;

fig. 3 is a top view of the auxiliary mechanism for tearing film according to the embodiment of the present invention;

FIG. 4 is an enlarged view of part A of FIG. 3;

fig. 5 is a side view of the first splint or the second splint according to an embodiment of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

A tear assist mechanism as shown in fig. 1-2, comprising:

a mounting seat 10;

the pushing assembly 20 comprises a pushing frame 21 connected with the mounting seat 10 and a pushing piece 22 arranged on the pushing frame 21;

the clamping jaw assembly 30 is connected with the mounting base 10, and the clamping jaw assembly 30 and the pushing piece 22 are arranged at intervals;

and the mounting seat driving part is used for driving the mounting seat 10 to move.

The auxiliary film tearing mechanism of the embodiment is used for the film tearing process in the blanking of the material box, the material box 40 does not need to be manually taken to a film tearing station, and the film does not need to be torn manually or semi-manually, but integrates the functions of automatically pushing the material 40 boxes to a film tearing station through a pushing part and automatically tearing the film at the film tearing station through a clamping jaw assembly, realizes full-automatic film tearing, does not need manual intervention, reduces the labor cost, improves the operation efficiency, can adapt to the fast pace of the fast food industry, meanwhile, the pushing part 22 which pushes the material box 40 to the film tearing station and the clamping jaw assembly 30 which clamps the sealing film 50 can be driven by one mounting seat driving part simultaneously, and the pushing part 22 and the clamping jaw assembly 30 do not need to be provided with one driving part respectively, so that the structure of the material box tearing machine is simple, the integration level is high, the space occupation is small, the material box tearing machine is beneficial to being integrated in material box blanking equipment, and the energy is saved.

Specifically, the auxiliary film tearing mechanism of the present embodiment is used in cooperation with a mobile platform, and the magazine 40 is placed on the mobile platform, such that the magazine 40 is located between the pushing member 22 and the clamping jaw assembly 30, and meanwhile, a height difference exists between the magazine 40 and the clamping jaw assembly 30, that is, a potential of the clamping jaw assembly 30 is lower than a potential of the mobile platform. Thereby when needs tear the membrane, through mount pad driving piece drive mount pad 10 is along the direction of moving platform to the dyestripping station translation forward to make with mount pad 10 is connected push member 22 promotes the magazine and removes, and because clamping jaw assembly 30 with mount pad 10 is connected, thereby makes clamping jaw assembly 30 also along with mount pad 10 moves to lie in the one end of magazine 40 all the time, be convenient for press from both sides tight seal membrane 50 of magazine 40. When magazine 40 moved to the dyestripping station, will be located the seal membrane 50 of magazine 40 tip edge through outside press mold subassembly and push down, with seal membrane 50 push down extremely in the clamping jaw subassembly 30, clamping jaw subassembly 30 presss from both sides tight seal membrane 50, and the drive mount pad 10 is to the direction motion opposite with initial motion direction, backward motion promptly, clamping jaw subassembly 30 begins to tear the membrane backward, accomplishes the dyestripping process.

The mounting seat driving part comprises a screw-nut pair and a motor for driving the screw-nut pair, and a nut of the screw-nut pair is connected with the mounting seat.

In the embodiment, the clamping jaw assembly 30 and the pushing assembly 20 are driven to move simultaneously by moving one mounting seat 10, so that the structure and consumables are simplified, and the integration is facilitated.

In this embodiment, the pushing frame 21 is provided with an adjusting member for adjusting the distance between the pushing member 22 and the clamping jaw assembly 30, so that the distance between the pushing member 22 and the clamping jaw assembly 30 can be compatible with the material boxes 40 with different specifications and lengths, and the application range of this embodiment is expanded.

As shown in fig. 1 with reference to fig. 3 and 4, the adjusting element in this embodiment includes a sliding groove 211 disposed on the pushing frame 21 and a limiting post 11 disposed on the mounting base 10, where the limiting post 11 is in sliding fit with the sliding groove 211, and the limiting post 11 is disposed in the sliding groove 211 in a penetrating manner, so as to perform a limiting and guiding function on the sliding of the sliding groove 211. The length direction of the sliding groove 211 is consistent with the direction of the vertical distance between the pushing part 22 and the clamping jaw assembly 30, so that when the pushing frame 21 moves along the length direction of the sliding groove 211, the distance between the pushing part 22 and the clamping jaw assembly 30 can be adjusted, and when the distance is adjusted to a specific distance, the pushing frame 21 and the mounting base 10 are fixed.

In this embodiment, the limiting column 11 includes a limiting bolt fixed on the mounting base 10 and in sliding fit with the sliding groove 211, and a limiting nut in fit with the limiting bolt. Namely, the limit bolt is arranged in the sliding groove 211 in a penetrating manner and is in sliding fit with the sliding groove 211, and when the pushing member 22 is adjusted to a specific position, the limit bolt is screwed down on the limit nut, so that the limit column 11 and the sliding groove 211 are fixed, the pushing frame 21 and the mounting base 10 are fixed, and the distance between the pushing member 22 and the clamping jaw assembly 30 is adjusted and fixed.

In other embodiments, the adjusting member may be configured to include a retractable structure disposed on the pushing frame 21. For example, the pushing frame 21 includes a first connecting frame connected to the mounting base 10 and a second connecting frame telescopically or slidably engaged with the first connecting frame, and the second connecting frame is connected to the pushing member 22. The distance between the pusher 22 and the jaw assembly 30 is adjusted by adjusting the total length of the first and second attachment brackets.

In this embodiment, the pushing member 22 is a push rod, and the length of the push rod is matched with the width of the material box 40, so as to ensure that the material box 40 is kept stable and does not deviate from a predetermined route in the process of being pushed. In other embodiments, the pusher 22 may be a push plate having a length that matches the width of the magazine 40.

The jaw assembly 30 of the present embodiment includes an openable jaw 31 and a driving member 32 for driving the jaw 31 to open and close; the driving member 32 is connected to the mounting base 10. Simultaneously, still be equipped with on the clamping jaw 31 and be used for the increase the clamping jaw 31 with the friction member 33 of the frictional force during the contact of seal membrane 20, thereby work as the clamping jaw 31 presss from both sides difficult pine takes off behind the tight seal membrane 50 guarantees to tear the membrane in-process the seal membrane 50 is located all the time follow in the clamping jaw 31 motion guarantees the reliable and stable of tearing the membrane process. The friction piece 33 and the clamping jaw 31 are integrally formed, or the friction piece 33 and the clamping jaw 31 are of a split structure.

The clamping jaw 31 of the present embodiment includes a first clamping plate 311 and a second clamping plate 312 which are oppositely disposed, the first clamping plate 311 and the second clamping plate 312 have the same structure, and at least the first clamping plate 311 is connected to the driving member 32. By adjusting the distance between the first clamping plate 311 and the second clamping plate 312, clamping and unclamping of the clamping jaw 31 is achieved.

The driving member 32 of the present embodiment is a bidirectional driving member, and both the first clamping plate 311 and the second clamping plate 312 of the present embodiment are connected to the driving member 32. Namely, the first clamping plate 311 and the second clamping plate 312 are both movable members, and the bidirectional driving member drives the first clamping plate 311 and the second clamping plate 312 to move in opposite directions or back to back, so that the distance between the first clamping plate 311 and the second clamping plate 312 is adjusted, and the clamping and the releasing of the clamping jaw 31 are completed. In the present embodiment, the friction members 33 are provided on both the first clamping plate 311 and the second clamping plate 312, and the friction members 33 are provided on the inner side of the first clamping plate 311 and the inner side of the second clamping plate 312.

In other embodiments, the clamping jaw 31 comprises a first clamping plate 311 and a second clamping plate 312 which are oppositely arranged, the first clamping plate 311 and the second clamping plate 312 have the same structure, and only the first clamping plate 311 is connected with the driving piece 32. Namely, the second clamping plate 312 is fixed, the first clamping plate 311 can move relative to the first clamping plate 311 under the driving of the driving piece 32, so that the distance between the first clamping plate 311 and the second clamping plate 312 is adjusted, and the clamping and the unclamping of the clamping jaw 31 are completed.

In this embodiment, both the first clip 311 and the second clip 312 have flat plate shapes, and in another embodiment, the first clip 311 and the second clip 312 may have a finger shape.

In other embodiments, the friction member 33 may be disposed only on the first clamping plate 311 or only on the second clamping plate 312.

The driving member 32 in this embodiment is a bidirectional cylinder. The bidirectional cylinder is high in speed and quick in response, and the operation efficiency is improved.

In other embodiments, the drive member 32 may be a bi-directional motor, a bi-directional hydraulic cylinder, or the like. In addition, the driving member 32 can be set to be matched with two one-way cylinders or two one-way motors or two one-way hydraulic cylinders, and the driving directions of the two one-way cylinders or the two one-way motors or the two one-way hydraulic cylinders are opposite, so that the first clamping plate 311 and the second clamping plate 312 move in the opposite direction or in the opposite direction, and the clamping and the releasing of the clamping jaws 31 are completed.

In the present embodiment, the friction member 33 is a rubber pad, and the contact area with the sealing film 20 is increased by a soft elastic material such as a rubber pad, thereby increasing the friction force and ensuring the clamping effect.

Considering the consumption materials, the rubber pad of the present embodiment is made in a strip shape, taking the example of matching with the first clamping plate 311, the length of the strip-shaped rubber pad is the same as the length of the first clamping plate 311, and the width of the strip-shaped rubber pad is less than one half of the width of the first clamping plate 311. Two parallel strip-shaped rubber pads are arranged on the inner side of the first clamping plate 311 at intervals, and the interval direction of the two strip-shaped rubber pads is the same as the width direction of the first clamping plate 311, so that compared with the mode that the sheet-shaped rubber pads are covered on the inner side of the whole first clamping plate 311, the rubber clamping plate 311 has the advantages that enough friction force is guaranteed, the material consumption of the rubber pads is saved, and the cost control is facilitated. Similarly, the second clamping plate 311 is matched with the rubber pad.

Similarly, in other embodiments, the friction member 33 may be another soft elastic pad, such as a silicone pad; alternatively, the friction member 33 may be a frosted wall surface, a saw-tooth structure, or a bump structure integrally formed with the holding jaw 31. By increasing the roughness of the surface of the jaw 31, the friction is increased.

As shown in fig. 5, the friction member 33 of the present embodiment includes a first side wall connected to the clamping jaw 31 and a second side wall opposite to the first side wall, and the second side wall is serrated. The serrated friction member 33 contacts the sealing film 20, further increasing the contact area between the sealing film and the sealing film, which is beneficial to increase the friction force. The serrations may be straight or skewed teeth or other forms of serrations. In the present embodiment, a rubber pad is taken as the friction member 33, that is, the second sidewall of the rubber pad is serrated.

In this embodiment, the second side walls of the friction member 33 of the first clamp plate 311 and the friction member 33 of the second clamp plate 312 are both saw-toothed, but in other embodiments, saw-teeth may alternatively be provided. Namely, the second side wall of the friction member 33 on the first clamping plate 311 is saw-toothed, and the second side wall of the friction member 33 on the second clamping plate 312 is planar; alternatively, the second side wall of the friction member 33 of the second clamping plate 312 is serrated, and the second side wall of the friction member 33 of the first clamping plate 211 is planar.

In this embodiment, the auxiliary mechanism for tearing the film further includes a material box 40 matched with both the pushing component 20 and the clamping jaw component 30, and a convex edge 41 is arranged on the edge of an opening of the material box 40. The sealing film 50 closes the opening of the magazine 40 and extends beyond the ledge 41. The design of the lip 11 facilitates the covering and extension of the sealing membrane 50, thereby facilitating the clamping of the extension of the sealing membrane 50 by the jaw assembly 30.

In addition, the protruding edge 41 of the present embodiment is provided with a sharp corner end, which is a free end of the protruding edge 41, that is, the sharp corner end is an end away from the opening edge of the material box 40. Through designing the free end of protruding edge 41 for the closed angle form, then can reduce the adhesive force between protruding edge 41 and seal membrane 50, compare in the lunch-box that does not set up protruding edge 41, or set up protruding edge 41 for the fillet or the equal shape of straight angle, etc. shape, the protruding edge 41 of this embodiment helps reducing area of contact for the effort of initial tear is littleer, more laborsaving.

The convex edge 41 is of an axisymmetric structure, and the end point of the sharp-angled end is located on the symmetry axis of the convex edge 41. Therefore, the sealing film 50 is uniformly contacted with the convex edge 41, and the phenomena that the sealing film 50 is torn and split and the like in the film tearing process are avoided.

Specifically, the convex edge 11 of the present embodiment is an isosceles triangle structure, and two bottom feet of the isosceles triangle smoothly transition with the edge of the opening of the material box 10, so as to avoid cutting injury when people contact the material box.

As shown in fig. 2, the magazine 40 of the present embodiment includes one accommodating chamber or at least two accommodating chambers. When the material box 40 comprises at least two accommodating cavities, the material box can be respectively placed in different accommodating cavities according to different food materials, the speed and time of tearing the film are controlled through the clamping jaw assembly 31, and the time and the quantity of the food materials falling into the pot are controlled.

This embodiment tear membrane complementary unit still including cover with seal membrane 50 on the magazine 40, seal membrane 50 is stereoplasm material membrane, not only does benefit to the extension of seal membrane 50, and helps cooperating with clamping jaw 31, guarantees smoothly to tear the membrane.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A film tearing aid, comprising:

a mounting seat;

the pushing assembly comprises a pushing frame connected with the mounting seat and a pushing piece arranged on the pushing frame;

the clamping jaw assembly is connected with the mounting seat and is arranged at intervals with the pushing piece;

and the mounting seat driving part is used for driving the mounting seat to move.

2. The auxiliary mechanism for tearing film according to claim 1, wherein the pushing frame is provided with an adjusting member for adjusting the distance between the pushing member and the clamping jaw assembly.

3. The film tearing aid of claim 2, wherein said adjustment member comprises a retractable structure disposed on said carrier.

4. The auxiliary mechanism for tearing film according to claim 2, wherein the adjusting member comprises a sliding groove disposed on the pushing frame and a limiting post disposed on the mounting seat, and the limiting post is in sliding fit with the sliding groove.

5. The auxiliary mechanism for tearing film according to claim 4, wherein the limiting column comprises a limiting bolt fixed on the mounting seat and slidably engaged with the sliding groove and a limiting nut engaged with the limiting bolt.

6. The film tearing aid mechanism of claim 1, wherein the pushing member is a push rod or a push plate.

7. The film tearing aid mechanism according to any one of claims 1-6, wherein the jaw assembly comprises an openable and closable jaw and a driving member for driving the jaw to open and close; the driving piece is connected with the mounting seat.

8. The film tearing aid mechanism of claim 7, wherein the jaws are provided with friction members for increasing friction.

9. The tear assist mechanism of claim 8, wherein the friction member includes a first side wall connected to the jaw and a second side wall opposite the first side wall, the second side wall being serrated.

10. The auxiliary mechanism for tearing film according to claim 7, further comprising a magazine engaged with both the pushing assembly and the clamping jaw assembly, wherein the opening edge of the magazine is provided with a convex edge.

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