CN211431048U

CN211431048U - Filament cutter

Info

Publication number: CN211431048U
Application number: CN201922194355.XU
Authority: CN
Inventors: 张楷兴; 郭敏; 黄闽龙; 叶明�; 肖雄; 曾健; 苏兴亮; 魏海锋; 钟建良
Original assignee: Longyan Tobacco Industry Co Ltd
Current assignee: Longyan Tobacco Industry Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-08
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to a tobacco equipment field, in particular to filament cutter. The utility model provides a filament cutter, include: a frame; the knife gate is arranged on the frame; and the knife gate sealing device is used for sealing the knife gate and comprises a supporting device, a connecting piece and a sealing piece, the supporting device is connected with the rack through the connecting piece, and the sealing piece is arranged on the supporting device. Because the sealing member no longer directly pastes on the frame, but sets up on the strutting arrangement who passes through the connecting piece with the frame and be connected, the risk that drops reduces, consequently can realize more reliable sealed to the sword door.

Description

Filament cutter

Technical Field

The utility model relates to a tobacco equipment field, in particular to filament cutter.

Background

The tobacco cutter is used for cutting the processed tobacco leaves or tobacco stems into cut tobacco leaves or cut stems with width meeting the requirements of the tobacco cutting process specification so as to realize the tobacco cutting process.

In order to seal the knife gate of the slitter, a knife gate sealing device is generally arranged on the frame to seal the knife gate and prevent the flying of the smokeless dust. When the knife roller closes the knife gate, the knife gate sealing device seals the gap between the knife roller and the knife gate so as to realize the sealing effect of the knife gate.

In the related art, the knife gate sealing device adopts a structure that a sealing element is directly adhered to a machine frame. In this case, the seal is likely to lose its adhesiveness gradually and fall off finally as time passes and the knife roller is repeatedly opened and closed. The sealing element drops, influences the sealed effect of sword door, causes the dust easily to fly out, influences the on-the-spot production environment. Moreover, the fallen sealing elements are easy to fall into the tobacco shreds, which causes quality accidents. Meanwhile, the staff needs to stick the sealing element again regularly, which increases the labor intensity.

SUMMERY OF THE UTILITY MODEL

The utility model provides a more reliable filament cutter is sealed to sword door.

The utility model provides a filament cutter, include:

a frame;

the knife gate is arranged on the frame;

the knife roller is movably arranged on the frame to close or open the knife door; and

the knife gate sealing device is used for sealing a gap between the knife gate and the knife roll when the knife gate is closed by the knife roll, and comprises a supporting device, a connecting piece and a sealing piece, wherein the supporting device is connected with the rack through the connecting piece, and the sealing piece is arranged on the supporting device.

In some embodiments, the support device includes a base plate and a protrusion disposed on the base plate, the base plate is connected to the frame by a connector, and the sealing member is disposed on the protrusion.

In some embodiments, the seal is sleeved over the protrusion.

In some embodiments, the protrusion is a support plate, the sealing member is provided with a slot, the width of the slot is consistent with the thickness of the support plate, and the support plate is inserted into the slot.

In some embodiments, the base plate includes at least one of a first plate portion corresponding to the top of the knife gate, a second plate portion and a third plate portion corresponding to first and second side portions of the knife gate on opposite sides of the top, respectively, and a protrusion disposed on at least one of the plate portions included in the base plate.

In some embodiments, the substrate includes a first plate portion, a second plate portion, and a third plate portion, and the first plate portion, the second plate portion, and the third plate portion are each provided with a protrusion thereon.

In some embodiments, the bumps are soldered to the substrate.

In some embodiments, the housing is provided with a recess and the knife gate seal is disposed in the recess.

In some embodiments, the distance between the end of the knife gate seal away from the groove bottom and the groove bottom is greater than or equal to the depth of the groove.

In some embodiments, the connection comprises a threaded connection.

The utility model discloses in, the sealing member no longer directly pastes in the frame, but sets up on the strutting arrangement who is connected through the connecting piece with the frame, and the risk that drops reduces, can realize more reliable sealed to the sword door.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 shows a schematic diagram of a part of the structure of a filament cutter provided by the present invention.

Fig. 2 shows a front view of the knife gate sealing device of fig. 1.

Figure 3 shows a side view of the support device of figure 2.

Fig. 4 is a schematic view showing the connection relationship of the substrate, the projection, and the sealing member.

In the figure:

1. a frame; 11. a groove; 11a, a first groove portion; 11b, a second groove portion; 11c, a third groove portion;

2. a knife gate sealing device; 2a, a supporting device; 21. a substrate; 211. a first plate portion; 212. a second plate portion; 213. a third plate portion; 22. a seal member; 23. a protrusion; 22a, a slot; 24. a connecting member.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by the ordinary skilled person in the art without developing the creative work belong to the protection scope of the present invention.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

In the description of the present invention, it should be understood that the terms "first", "second", etc. are used to define the components, and are only used for the convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, should not be interpreted as limiting the scope of the present invention.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Fig. 1-4 exemplarily show the structure of the filament cutter of the present invention.

Referring to fig. 1-4, the utility model provides a filament cutter includes:

a frame 1;

the knife gate is arranged on the frame 1;

a knife roller movably disposed on the frame 1 to close or open the knife gate; and

the knife gate sealing device 2 is used for sealing a gap between a knife gate and the knife roll when the knife roll closes the knife gate, and comprises a supporting device 2a, a connecting piece 24 and a sealing piece 22, wherein the supporting device 2a is connected with the machine frame 1 through the connecting piece 24, and the sealing piece 22 is arranged on the supporting device 2 a.

Through add strutting arrangement 2a who is connected through connecting piece 24 with frame 1 in sword door sealing device 2 to set up sealing member 22 on strutting arrangement 2a, the utility model discloses a change to the fixed mode of sealing member 22 for sealing member 22 no longer directly pastes on frame 1, but reliably is connected through strutting arrangement 2a and frame 1, and the risk that drops reduces.

The falling risk of the sealing element 22 is reduced, so that the sealing effect of the knife door is improved, the dust is prevented from flying out more reliably, and the field production environment is improved more effectively; on the other hand, the quality accident caused by falling of the sealing element 22 into the cut tobacco is avoided, and the quality stability of the cut tobacco is improved; on the other hand, the worker does not need to stick the sealing element 22 again regularly, which is beneficial to reducing the labor intensity of the worker.

Referring to fig. 1, in some embodiments, a groove 11 is formed in the housing 1, and the knife gate sealing device 2 is disposed in the groove 11. Based on this, be convenient for the rotor and the sword door more closely cooperate, and be favorable to the rotor to close the sword door more closely.

For example, in some embodiments, the distance between the end of the knife gate seal 2 away from the bottom of the groove 11 and the bottom of the groove 11 (i.e., the height of the knife gate seal 2) is greater than or equal to the depth of the groove 11. Based on this, the height of the knife gate sealing device 2 is larger than or equal to the depth of the groove 11, which is beneficial to realizing tighter contact sealing between the knife roller and the knife gate.

Referring to fig. 1-4, in some embodiments, the support device 2a includes a base plate 21 and a protrusion 23 disposed on the base plate 21, the base plate 21 is connected to the frame 1 by a connector 24, and the sealing member 22 is disposed on the protrusion 23. This facilitates a secure connection of the seal 22 to the support means 2a and the support means 2a is particularly suitable for use where the knife gate seal 2 is disposed in the recess 11, and the projection 23 can be conveniently used to bring the top of the knife gate seal 2 flush with the top of the recess 11.

In some embodiments, the sealing member 22 is sleeved on the protrusion 23, which not only facilitates installation, but also ensures reliable connection. For example, referring to fig. 4, in some embodiments, the sealing element 22 is provided with a slot 22a, and the protrusion 23 is inserted into the slot 22a, so as to achieve the sleeving of the sealing element 22 on the protrusion 23.

Also, in order to further improve the connection reliability of the sealing member 22 and the protrusion 23, referring to fig. 4, in some embodiments, the protrusion 23 is configured as a strip, and the width of the slot 22a is consistent with the thickness of the strip. By "uniform" is meant that the width of the slot 22a is equal to the thickness of the strut, or the width of the slot 22a is slightly less than the thickness of the strut. In this case, the sealing member 22 can be tightly wrapped around the protrusion 23 after being fitted over the protrusion 23, which is advantageous in further improving the reliability of connection between the sealing member 22 and the protrusion 23, and thus further reducing the risk of dropping the sealing member 22.

Referring to fig. 1-2, in some embodiments, the connector 24 comprises a threaded connector by which the base plate 21 is coupled to the frame 1. The threaded connection comprises, for example, a stud. Through threaded connection spare threaded connection between base plate 21 and the frame 1, not only the installation is simple, easy dismounting to connect reliably, be favorable to further reducing the risk that drops of sealing member 22.

The embodiments shown in fig. 1-4 are further described below.

As shown in fig. 1 to 4, in this embodiment, the shredder includes a frame 1, a knife gate (not shown), a knife roll (not shown), and a knife gate sealing device 2.

The frame 1 provides an installation basis for a knife gate, a knife roller, a knife gate sealing device 2 and the like. In addition, a groove 11 is further arranged on the frame 1 and surrounds the outer ring of the knife gate. Specifically, as shown in fig. 1, the groove 11 includes a first groove portion 11a, a second groove portion 11b, and a third groove portion 11c connecting in an inverted U shape. The first groove part 11a is arranged around the outer ring of the top of the knife gate and corresponds to the top of the knife gate. The second groove part 11b and the third groove part 11c are connected to two opposite ends of the first groove part 11a, respectively enclose outer rings arranged on two sides of the top of the knife gate, and are used for corresponding to the first side part and the second side part of the knife gate, which are positioned on two sides of the top.

The knife roller is movably arranged on the frame 1 and used for opening or closing the knife door. For example, the knife roller is movably connected with the frame 1, and covers the knife gate when moving to the first position, so as to close the knife gate, and leaves the knife gate to open when moving to the second position.

The knife gate sealing device 2 is disposed in the groove 11 for sealing the knife gate, more precisely, for sealing the gap between the knife roll and the knife gate when the knife roll closes the knife gate. As shown in fig. 1 to 4, in this embodiment, the knife gate sealing device 2 includes a support device 2a, a sealing member 22 and a connecting member 24, and the support device 2a includes a base plate 21 and a protrusion 23.

Wherein, the base plate 21 is made of stainless steel material and includes a first plate portion 211, a second plate portion 212 and a third plate portion 213, the first plate portion 211 corresponds to the top of the knife gate, the second plate portion 212 and the third plate portion 213 are connected to opposite ends of the first plate portion 211 and respectively correspond to a first side portion and a second side portion of the knife gate located at opposite sides of the top, so that the base plate 21 has an inverted U-shape.

When connected to the chassis 1, the base plate 21 engages in the recess 11 and is connected to the bottom of the recess 11 by means of the connecting element 24. Specifically, as can be seen from fig. 1 and 2, in this embodiment, the first plate portion 211, the second plate portion 212, and the third plate portion 213 are respectively accommodated in the first groove portion 11a, the second groove portion 11b, and the third groove portion 11c of the recess 11, and the first plate portion 211, the second plate portion 212, and the third plate portion 213 are respectively provided with mounting holes, and a plurality of threaded connectors are respectively passed through the mounting holes, so that the substrate 21 is fixed in the recess 11, and the fixing is simple and firm.

A projection 23 is provided on the base plate 21 for nesting with the seal member 22. Specifically, as shown in fig. 3 and 4, the protrusion 23 is a strip made of stainless steel material, which is welded to the base plate 21 and extends outward (i.e., away from the bottom of the groove 11) from the surface of the base plate 21. The sealing member 22 is, for example, a rubber member, and is provided with an insertion groove 22a into which the protrusion 23 is inserted, and the width of the insertion groove 22a is equal to the thickness of the protrusion 23. For example, the thickness of the projection 23 is 1mm, and the width of the slot 22a is 1 mm. Therefore, the sealing element 22 can be conveniently sleeved on the bulge 23 and forms a tight sleeved connection with the bulge 23, and is not easy to fall off. And the welding of the projection 23 on the base plate 21 is also firmer, which is beneficial to further reduce the risk of the sealing element 22 falling off.

The height of the protrusion 23 is set to be slightly greater than the depth of the groove 11. Since the thickness of the sealing member 22 is generally thin and can be ignored, the height of the protrusion 23 is slightly larger than the depth of the groove 11, which means that the top end of the knife gate sealing device 2 slightly protrudes from the top of the groove 11, so that when the knife gate is closed by the knife roller, the knife roller can press on the sealing member 22 and tightly contact with the sealing member 22, and a tight seal is realized.

In addition, as shown in fig. 1-2, in this embodiment, the protrusions 23 are provided on each of the first plate portion 211, the second plate portion 212, and the third plate portion 213, and the number of the protrusions 23 on the first plate portion 211, the second plate portion 212, and the third plate portion 213 is more than one. Thus, the plurality of protrusions 23 are arranged on the base plate 21, and the plurality of protrusions 23 dispersedly correspond to the top, the first side and the second side of the knife gate, so that reliable sealing is realized on the top, the first side and the second side of the knife gate.

Alternatively, in other embodiments, the protrusion 23 connected to the sealing member 22 may be provided only on one or two of the first plate portion 211, the second plate portion 212, and the third plate portion 213, or the base plate 21 may be provided to include only one or two of the first plate portion 211, the second plate portion 212, and the third plate portion 213, and the protrusion 23 may be provided on one or two of the plate portions included in the base plate 21, in which case reliable sealing of one or two of the top portion, the first side portion, and the second side portion of the knife gate can be achieved. It can be seen that, in the present invention, the substrate 21 may include at least one of the first plate portion 211, the second plate portion 212 and the third plate portion 213, the first plate portion 211 corresponds to the top of the knife gate, the second plate portion 212 and the third plate portion 213 correspond to the first side portion and the second side portion of the knife gate, which are located at opposite sides of the top, respectively, and the protrusion 23 is disposed on at least one of the plate portions included in the substrate.

Practice shows, adopts the utility model discloses a sword door sealing device 2 afterwards, can effectively improve the fixed effect of sealing member 22, reduce droing of sealing member 22 to effectively reduce quality risk and site environment pollution risk, and reduce maintenance intensity of labour.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention, and all the parameters should be included in the protection scope of the present invention.

Claims

1. A shredder, comprising:

a frame (1);

the knife gate is arranged on the rack (1);

the knife roller is movably arranged on the frame (1) to close or open the knife door; and

the knife gate sealing device (2) is used for sealing a gap between the knife gate and the knife roller when the knife roller is closed, and comprises a supporting device (2a), a connecting piece (24) and a sealing piece (22), wherein the supporting device (2a) is connected with the rack (1) through the connecting piece (24), and the sealing piece (22) is arranged on the supporting device (2 a).

2. The shredding machine according to claim 1, characterized in that the support means (2a) comprise a base plate (21) and a projection (23) provided on the base plate (21), the base plate (21) being connected to the frame (1) by means of the connection (24), the seal (22) being provided on the projection (23).

3. A shredder according to claim 2, characterised in that said seal (22) is fitted over said projection (23).

4. The shredder according to claim 3, characterised in that the projection (23) is a strip, the seal (22) being provided with a slot (22a), the slot (22a) having a width corresponding to the thickness of the strip, the strip being inserted in the slot (22 a).

5. The shredder according to claim 2, wherein the base plate (21) comprises at least one of a first plate portion (211), a second plate portion (212) and a third plate portion (213), the first plate portion (211) corresponding to a top of the knife gate, the second plate portion (212) and the third plate portion (213) corresponding to a first side portion and a second side portion of the knife gate, respectively, on opposite sides of the top, the projection (23) being provided on at least one of the plate portions comprised by the base plate (21).

6. The shredder according to claim 5, wherein the base plate (21) comprises the first plate portion (211), the second plate portion (212) and the third plate portion (213), and the protrusions (23) are provided on the first plate portion (211), the second plate portion (212) and the third plate portion (213).

7. A shredder according to claim 2, characterised in that said projections (23) are welded to said base plate (21).

8. A shredder according to any one of claims 1 to 7, characterised in that the frame (1) is provided with a groove (11) and the knife gate seal (2) is arranged in said groove (11).

9. The tobacco cutter according to claim 8, characterized in that the distance between the end of the knife gate sealing device (2) remote from the bottom of the groove (11) and the bottom of the groove (11) is greater than or equal to the depth of the groove (11).

10. A shredder according to any one of claims 1 to 7, characterised in that said coupling (24) comprises a threaded coupling.