CN111590678B - Wall paper cutting device - Google Patents

Wall paper cutting device Download PDF

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Publication number
CN111590678B
CN111590678B CN202010442015.9A CN202010442015A CN111590678B CN 111590678 B CN111590678 B CN 111590678B CN 202010442015 A CN202010442015 A CN 202010442015A CN 111590678 B CN111590678 B CN 111590678B
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CN
China
Prior art keywords
sliding
wallpaper
cutter assembly
cutting device
carriage
Prior art date
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Active
Application number
CN202010442015.9A
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Chinese (zh)
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CN111590678A (en
Inventor
朱晓
陈威霖
肖国新
莫新
严启凡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Bozhilin Robot Co Ltd
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Guangdong Bozhilin Robot Co Ltd
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Publication date
Application filed by Guangdong Bozhilin Robot Co Ltd filed Critical Guangdong Bozhilin Robot Co Ltd
Priority to CN202010442015.9A priority Critical patent/CN111590678B/en
Publication of CN111590678A publication Critical patent/CN111590678A/en
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Publication of CN111590678B publication Critical patent/CN111590678B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/0006—Means for guiding the cutter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
    • B26D1/16—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable arm or the like
    • B26D1/165—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable arm or the like for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2614—Means for mounting the cutting member
    • B26D7/2621—Means for mounting the cutting member for circular cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
    • B26D7/2628—Means for adjusting the position of the cutting member
    • B26D7/2635—Means for adjusting the position of the cutting member for circular cutters

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nonmetal Cutting Devices (AREA)
  • Details Of Cutting Devices (AREA)

Abstract

The invention provides a wallpaper cutting device, and relates to the technical field of building machinery. The wallpaper cutting device comprises a guide rail; the sliding seat is arranged on the guide rail and is in sliding connection with the guide rail; the cutter assembly is used for cutting wallpaper; pressure adjustment assembly, including first balladeur train, clamp plate and elastic component, first balladeur train install in the sliding seat, cutter unit slidable mounting in first balladeur train, the elastic component sets up the clamp plate with between the cutter unit, cut during the wall paper, external force acts on the clamp plate makes the clamp plate butt the sliding seat is separated by preset distance with the target cutting face, the clamp plate passes through the elastic component acts on cutter unit, cutter unit butt target cutting face makes the elastic component compression. The wallpaper cutting device provided by the invention has the advantages that the strength for cutting wallpaper is constant, the cutting efficiency and precision are improved, and the wallpaper is prevented from being damaged.

Description

Wall paper cutting device
Technical Field
The invention relates to the technical field of construction machinery, in particular to a wallpaper cutting device.
Background
As shown in fig. 1 and 2, in the process of laying the wallpaper, the first wallpaper 1 and the second wallpaper 2 are both attached to the wall surface 3, and a part of the first wallpaper 1 connected with the second wallpaper 2 is attached to the upper surface of the second wallpaper 2, so as to form a convex overlap part 10. The overlap portion 10 is cut from the middle by the utility knife 20, the first wallpaper 1 is cut into the first remaining portion 110 and the first cut-out portion 120, the second wallpaper 2 is cut into the second remaining portion 210 and the second cut-out portion 220, the first cut-out portion 110 and the second cut-out portion 210 are torn off, and the joint of the first remaining portion 110 and the second remaining portion 210 is completely aligned and attached.
The conventional method is that a worker takes a ruler with one hand, aligns the ruler at a preset cutting position, and then takes the utility knife 20 with the other hand to cut along the ruler. The method needs skilled workers, needs to align the ruler for multiple times, is low in efficiency, needs to control cutting strength, and can easily cut the wallpaper to be damaged if the blade becomes dull.
Disclosure of Invention
The invention aims to provide a wallpaper cutting device, which has constant cutting force when wallpaper is cut, can improve cutting efficiency and precision, and can prevent wallpaper from being damaged.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wallpaper cutting device comprising:
a guide rail;
the sliding seat is arranged on the guide rail and is in sliding connection with the guide rail;
the cutter assembly is used for cutting wallpaper;
pressure adjustment assembly, including first balladeur train, clamp plate and elastic component, first balladeur train install in the sliding seat, cutter unit slidable mounting in first balladeur train, the elastic component sets up the clamp plate with between the cutter unit, cut during the wall paper, external force acts on the clamp plate, the clamp plate butt the sliding seat is separated by preset distance with the target face of cutting, the clamp plate passes through the elastic component acts on cutter unit, cutter unit butt target face of cutting makes the elastic component compression.
Preferably, the pressure adjusting assembly further comprises a pressure adjusting member, the pressure adjusting member is mounted on any one of the pressure plate and the cutter assembly, one end of the elastic member is connected with the pressure adjusting member, the other end of the elastic member is connected with the other one of the pressure plate and the cutter assembly, and the pressure adjusting member can adjust the compression amount of the elastic member.
Preferably, the pressure regulating assembly further comprises a first limit structure, and the first limit structure is arranged between the cutter assembly and the first carriage and used for limiting the sliding distance of the cutter assembly.
Preferably, the pressure adjusting assembly further comprises a first lifting slide rail structure, the first lifting slide rail structure is mounted on the first carriage along the sliding direction of the cutter assembly, and the cutter assembly is mounted on the first lifting slide rail structure and can slide along the first lifting slide rail structure.
Preferably, the first sliding frame is connected with the sliding seat in a sliding manner along the sliding direction of the cutter assembly, and the wallpaper cutting device further comprises a reset elastic part, wherein the reset elastic part is arranged between the pressing plate and the sliding seat and used for driving the cutter assembly to leave a target cutting plane.
Preferably, the wallpaper cutting device further comprises a second sliding frame and a second lifting slide rail structure, the second sliding frame is mounted on the sliding seat, the second lifting slide rail structure is mounted on the second sliding frame along the sliding direction of the cutter assembly, the first sliding frame is mounted on the second lifting slide rail structure and can slide along the second lifting slide rail structure, and the reset elastic piece is arranged between the pressing plate and the second sliding frame.
Preferably, the wallpaper cutting device further comprises a fixing frame, the fixing frame is installed on the sliding seat, and the second sliding frame can be adjustably fixed on the fixing frame along the sliding direction of the cutter assembly.
Preferably, the wallpaper cutting device further comprises a second limiting structure, and the second limiting structure is arranged between the first sliding frame and the second sliding frame and used for limiting the sliding distance of the first sliding frame.
Preferably, the cutter assembly comprises:
the cutter is used for cutting the wallpaper;
a third carriage slidably mounted on the first carriage;
a bearing assembly by which the cutter is rotatably mounted on the third carriage.
Preferably, the wallpaper cutting device further comprises a friction force adjusting structure, wherein the friction force adjusting structure is arranged between the guide rail and the sliding seat and used for adjusting the sliding friction force between the sliding seat and the guide rail.
The invention has the beneficial effects that:
according to the wallpaper cutting device provided by the invention, the elastic piece and the pressing plate capable of being abutted against the sliding seat are arranged, so that the moving distance of the pressing plate is constant, the compression amount of the elastic piece is constant when the pressing plate extrudes the elastic piece, namely the force of the elastic piece acting on the cutter is constant, the cutting force of the cutter acting on wallpaper is constant, and the cutting precision is further ensured. And through setting up the guide rail for the sliding seat can slide along the guide rail, drives the cutter and along predetermineeing the direction cutting wall paper, further improves cutting accuracy. The length of the guide rail can be set according to needs, and the positioning times are reduced.
Drawings
FIG. 1 is a schematic view of a prior art structure of two wallpapers applied to a wall;
FIG. 2 is a schematic view of a prior art blade for cutting wallpaper applied to a wall surface;
FIG. 3 is a perspective view of a wallpaper cutting device according to an embodiment of the invention;
FIG. 4 is a side view of a wallpaper cutting device provided by an embodiment of the invention;
FIG. 5 is a front view of a wallpaper cutting device provided by an embodiment of the invention;
FIG. 6 is a perspective view of the wallpaper cutting device provided by the embodiment of the invention with the guide rails removed;
FIG. 7 is an exploded view of FIG. 6;
FIG. 8 is a front view of the wallpaper cutting device provided by an embodiment of the invention with the guide rails removed;
FIG. 9 is a cross-sectional view taken at A-A of FIG. 8;
FIG. 10 is a perspective view of a cross roller guide provided in accordance with an embodiment of the present invention;
fig. 11 is a perspective view of a first carriage according to an embodiment of the present invention;
FIG. 12 is a top view of a first carriage provided in accordance with an exemplary embodiment of the present invention;
fig. 13 is a perspective view of a second carriage according to an embodiment of the present invention;
fig. 14 is a plan view of a second carriage provided in an embodiment of the present invention.
In the figure:
1. a first wallpaper; 110. a first retention portion; 120. a first cut-out portion; 2. a second wallpaper; 210. a second indwelling portion; 220. a second cut-out portion; 10. lap overlapping portions; 20. an art designing knife; 3. a wall surface;
11. a guide rail; 12. a sliding seat; 121. a third limiting groove; 13. a clamping block; 14. tightening the screw; 15. mounting screws; 16. a limit screw;
4. a cutter assembly; 41. a third carriage; 411. a second slot position; 412. a first limit protrusion;
42. a cutter; 43. a deep groove ball bearing; 44. a rotary base; 45. a locking nut;
5. a pressure regulating assembly; 51. a first carriage; 511. a first limit groove; 512. a second limit bulge; 52. crossed roller guide rail mounting grooves; 521. mounting holes; 53. pressing a plate; 54. an elastic member; 55. a pressure regulating member;
6. a second carriage; 61. a second limit groove; 62. a second slot position;
7. a fixed mount; 71. a waist-shaped hole;
8. a cross roller guide; 81. a first guide post; 82. a second guide post; 83. a gap adjustment screw; 91. a restoring elastic member; 92. the elastic force adjusting piece resets.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Referring to fig. 3-9, the present invention provides a wallpaper cutting device, which includes a guide rail 11, a sliding seat 12, a cutter assembly 4 and a pressure adjusting assembly 5. The sliding seat 12 is mounted on the guide rail 11 and is slidably connected with the guide rail 11. The cutter assembly 4 is used to cut wallpaper. The pressure adjustment assembly 5 includes a first carriage 51, an elastic member 54, and a pressure plate 53. The first sliding frame 51 is mounted on the sliding seat 12, the elastic piece 54 is arranged between the pressing plate 53 and the cutter assembly 4, when cutting is performed, external force acts on the pressing plate 53, the pressing plate 53 compresses the elastic piece 54, then the elastic piece 54 abuts against the sliding seat 12, and a preset distance is separated from a target cutting surface, so that the cutter assembly 4 abuts against the target cutting surface (namely wallpaper paved on a wall surface) after sliding along the first sliding frame 51 for the preset distance, and the elastic piece 54 is compressed. When using wall paper cutting device, support guide rail 11 and press on the wall of the wall paper of having laid, with the position counterpoint that cuts of predetermineeing for sliding seat 12 is when sliding along guide rail 11, and cutter unit spare 4 can cut the wall paper along the position that cuts of predetermineeing, in order to improve cutting accuracy, can set for the length of guide rail 11 simultaneously, reduces the number of counterpoints. And when cutter unit 4 butt wall paper, clamp plate 53 supports with sliding seat 12 and presses, has injectd the stroke of clamp plate 53, has injectd the compressive capacity of elastic component 54 promptly for cutter unit 4 is cutting the in-process of wall paper, and elastic component 54 can act on cutter unit 4 with the same elasticity all the time, guarantees that cutter unit 4 acts on the size of the cutting dynamics of wall paper invariable, and then guarantees the cutting precision.
Specifically, when the pressing plate 53 acts on the cutter assembly 4 through the elastic member 54, the cutter assembly 4 slides relative to the first carriage 51 to move in a direction approaching the target cutting plane, the elastic member 54 is gradually compressed, and when the cutter assembly 4 abuts against the wallpaper, the pressing plate 53 abuts against the sliding seat 12 to limit the sliding distance of the pressing plate 53.
Optionally, the elastic member 54 is a spring, which has a simple structure and is easy to select.
The pressure regulating assembly 5 further comprises a pressure regulating member 55, the pressure regulating member 55 is mounted on the pressure plate 53, one end of the elastic member 54 is connected with the pressure regulating member 55, the other end is connected with the cutter assembly 4, and the pressure regulating member 55 can regulate the compression amount of the elastic member 54. In this embodiment, through the compression volume of adjusting elastic component 54, and then make the pressure that cutter unit 4 received adjustable to make wall paper cutting device can cut the wall paper of different materials, increase wall paper cutting device's commonality.
Of course, in other embodiments, the pressure adjusting member 55 may be mounted on the cutter assembly 4, and correspondingly, one end of the elastic member 54 is connected to the pressing plate 53, and the other end is connected to the cutter assembly 4 through the pressure adjusting member 55.
Specifically, one end of the pressure adjusting member 55 is screwed to the pressure plate 53, the other end of the pressure adjusting member 55 is connected to the elastic member 54, and the pressure adjusting member 55 is rotated so that the pressure adjusting member 54 can move in a direction of pressing or releasing the elastic member 54 with respect to the pressure plate 53, thereby adjusting the compression amount of the elastic member 54.
Preferably, the pressure regulating assembly 5 further comprises a first limiting structure, which is disposed between the cutter assembly 4 and the sliding seat 12, and is used for limiting the sliding distance of the cutter assembly 4 and preventing the cutter assembly 4 from sliding out of the sliding seat 12.
Preferably, the first carriage 51 is slidably connected to the sliding seat 12 along the sliding direction of the cutter assembly 4, and the wallpaper cutting device further includes a return elastic element 91, wherein the return elastic element 91 is disposed between the pressing plate 53 and the sliding seat 12 for driving the cutter assembly 4 away from the wallpaper. Specifically, the return elastic member 91 is also a spring, one end of which is connected to the pressure plate 53 and the other end of which is connected to the sliding seat 12. When the pressing plate 53 moves towards the direction close to the sliding seat 12 under the action of external force, so that the cutter assembly 4 acts on wallpaper, the reset elastic piece 91 contracts; when the external force is removed from the pressing plate 53, the pressing plate 53 is reset under the elastic force of the reset elastic member 91, and the pressing plate 53 drives the elastic member 54 to reset, so that the cutter assembly 4 is reset.
In order to improve the elastic force of the elastic restoring member 91 for restoring the cutter unit 4, it is preferable that at least two elastic restoring members 91 are provided, and more than two elastic restoring members 91 are uniformly distributed on both sides of the elastic member 54 for improving the stability.
Preferably, the pressure adjustment assembly 5 further includes a reset elastic force adjusting member 92, one end of the reset elastic member 91 is connected to the sliding seat 12, the other end of the reset elastic member 92 is connected to the reset elastic force adjusting member 92, the reset elastic force adjusting member 92 is in threaded connection with the pressing plate 53, and the reset elastic force adjusting member 92 is rotated, so that the reset elastic force adjusting member 92 can move towards the direction of extruding or loosening the reset elastic member 91, thereby adjusting the compression amount of the reset elastic member 91, and further adjusting the reset elastic force of the cutter assembly 4.
Preferably, the pressure adjusting assembly 5 further comprises a first lifting slide rail structure, which is mounted on the first carriage 51 along the sliding direction of the cutter assembly 4, and the cutter assembly 4 is mounted on the first lifting slide rail structure and can slide along the first lifting slide rail structure, so as to facilitate the movement of the cutter assembly 4.
Referring to fig. 7 and 10, in particular, the first lifting slide rail structure includes a cross roller guide 8, and the cross roller guide 8 can bear loads in various directions to realize high-precision and stable linear motion, so as to improve the stability of the cutter assembly 4 during sliding. Furthermore, the crossed roller guide rails 8 are arranged into two groups, and the two groups of crossed roller guide rails 8 are arranged oppositely, so that the stability of the cutter assembly 4 during sliding can be further improved.
Preferably, the wallpaper cutting device further comprises a second carriage 6 and a second lifting slide rail structure, the second carriage 6 is mounted on the sliding seat 12, the second lifting slide rail structure is mounted on the second carriage 6 along the sliding direction of the cutter assembly 4, and the first carriage 51 is mounted on the second lifting slide rail structure and can slide along the second lifting slide rail structure, so as to facilitate the lifting of the first carriage 51.
Preferably, the return elastic member 91 is provided between the platen 53 and the second carriage 6.
Preferably, the first elevation slide rail structure is mounted on the first carriage 51, specifically, the first carriage 51 is provided with cross roller guide mounting grooves 52 at two ends thereof, the cross roller guide mounting grooves 52 are provided with mounting holes 521, the cross roller guide 8 includes a first guide post 81 and a second guide post 82 slidably connected, the first guide post 81 is fixed on the first carriage 51 through the mounting holes 521, and the cutter assembly 4 is mounted on the second guide post 82.
Further, the second lifting slide rail structure further includes a gap adjustment screw 83, a threaded hole is further formed in the crossed roller guide rail mounting groove 52, the gap adjustment screw 83 can penetrate through the threaded hole to abut against the first guide post 81, and applies a force to the first guide post 81 toward the second guide post 82, so as to adjust a gap between the first guide post 81 and the second guide post 82, and ensure smoothness of relative movement between the first guide post 81 and the second guide post 82.
Referring to fig. 7, 8, 9, 11 and 12, in an exemplary embodiment, the first limiting structure includes a first limiting groove 511 disposed on the first carriage 51 along the sliding direction of the cutter assembly 4 and a first limiting protrusion 412 disposed on the cutter assembly 4, the first limiting groove 511 extends along the sliding direction of the cutter assembly 4, and the first limiting protrusion 412 is located in the first limiting groove 511 and can slide in the first limiting groove 511, so as to limit the sliding distance of the cutter assembly 4 and prevent the cutter assembly 4 from sliding out of the first carriage 51.
Preferably, the wallpaper cutting device further comprises a fixing frame 7, the fixing frame 7 is installed on the sliding seat 12, the second sliding frame 6 can be adjustably fixed on the fixing frame 7 along the sliding direction of the cutter assembly 4, so that the distance between the second sliding frame 6 and the guide rail 11 can be adjusted, the wallpaper cutting depth of the cutter assembly 4 can be adjusted, and the wallpaper cutting device can be suitable for wallpapers with different thicknesses.
In the present embodiment, a slot 71 is opened on the fixing frame 7 along the sliding direction of the cutter assembly 4, and the second carriage 6 is mounted on the fixing frame 7 by screws in a position-adjustable manner in cooperation with the slot 71.
Specifically, the second slide rail lifting structure is installed on the second carriage 6, the first carriage 51 is connected to the second slide rail lifting structure in a sliding manner, and the structure and installation manner of the second slide rail lifting structure are the same as those of the first slide rail lifting structure, which is not repeated here.
Preferably, the return spring 91 is mounted on the sliding seat 12 by connection with the second carriage 6, and the second carriage 6 provides a supporting force for the return spring 91.
Referring to fig. 7, 8 and 12, preferably, the second carriage 6 is provided with a first slot 62, and the elastic return member 91 is inserted into the first slot 62, so as to facilitate the installation of the elastic return member 91 on the second carriage 6.
Preferably, the wallpaper cutting device further comprises a second limit structure, wherein the second limit structure is arranged between the first sliding frame 51 and the second sliding frame 6, and is used for limiting the sliding distance of the first sliding frame 51 and preventing the first sliding frame 51 from sliding out of the second limit structure.
Referring to fig. 7, 13 and 14, in this embodiment, for example, the second limiting structure includes a second limiting groove 61, the second limiting groove 61 is formed at an end of the second carriage far from the pressing plate 53, and the first carriage 51 is further provided with a second limiting protrusion 512 corresponding to the second limiting groove 61. When the pressing plate 53 moves away from the second limiting groove 61 to reset, the second limiting protrusion 512 can extend into the second limiting groove 61 to limit the second limiting protrusion 512 to continue moving away from the second limiting groove 61, so as to prevent the first carriage 51 from sliding out of the second carriage 6; when cutter unit 4 moves in order to cut the wall paper towards the direction that is close to the wall paper, clamp plate 53 supports and presses on second balladeur train 6, and second balladeur train 6 restricts clamp plate 53 and continues to move towards the direction that is close to second spacing groove 61, can prevent that first balladeur train 51 from this direction roll-off second balladeur train 6 to guarantee wall paper cutting device's stability.
Preferably, the cutter assembly 4 includes a cutter 42, a third carriage 41 and a bearing assembly. The cutter 42 is used to cut wallpaper. The third carriage 41 is slidably mounted on the first carriage 51. The cutter 42 is rotatably mounted on the third carriage 41 through a bearing assembly, so that when the sliding seat 12 slides along the guide rail 11, the cutter 42 can roll relative to the wallpaper and cut the wallpaper, the cutter 42 is prevented from being clamped on the wallpaper to cause damage to the wallpaper and influence the cutting operation, and the cutting effect of the cutter assembly 4 is improved.
Specifically, a first stopper projection 412 is provided on the third carriage 41.
Preferably, the third carriage 41 further has a second slot 411, and the elastic member 54 is inserted into the second slot 411 to facilitate the installation of the elastic member 54 on the first carriage 51.
Illustratively, in the present embodiment, the bearing assembly includes a rotary seat 44, a deep groove ball bearing 43 and a locking nut 45, the rotary seat 44 is mounted on the third carriage 41 through the locking nut 45, the deep groove ball bearing 43 is mounted on the rotary seat 44 and is rotatably connected with the rotary seat 44, and the cutting knife 42 is mounted on the deep groove ball bearing 43 to realize the rotary mounting of the cutting knife 42.
Preferably, the wallpaper cutting device further comprises a friction force adjusting structure, the friction force adjusting structure is arranged between the guide rail 11 and the sliding seat 12 and used for adjusting sliding friction force between the sliding seat 12 and the guide rail 11, so that the sliding effect of the sliding seat 12 is controllable, and the cutting effect is further improved.
Specifically, the friction force adjusting structure includes a clamping block 13, a mounting screw 15, and a set screw 14, and the clamping block 13 is mounted on the inner side surface of the sliding seat 12, so that the sliding seat 12 abuts against the guide rail 11 through the clamping block 13. The clamping block 13 is mounted on the sliding seat 12 through a mounting screw 15, and the acting force between the clamping block 13 and the guide rail 11 is adjusted through a set screw 14. Specifically, the set screw 14 is in threaded connection with the sliding seat 12 and can abut against the clamping block 13, and when the set screw 14 is twisted in a direction approaching or separating from the clamping block 13, the set screw 14 can push the clamping block 13 to move in a direction approaching or separating from the guide rail 11, so as to adjust the magnitude of the sliding friction force between the clamping block 13 and the guide rail 11, and further adjust the magnitude of the sliding friction force between the sliding seat 12 and the guide rail 11.
Preferably, the wallpaper cutting device further comprises a third limiting structure, wherein the third limiting structure is arranged between the guide rail 11 and the sliding seat 12 and is used for limiting the sliding seat 12 on the guide rail 11.
In the present embodiment, the third limiting structure exemplarily includes a limiting screw 16 installed on the guide rail 11 and a third limiting groove 121 opened on the sliding seat 12. And limiting screws 16 are mounted at two ends of the guide rail 11, and third limiting grooves 121 are formed at two ends of the sliding seat 12. When the sliding seat 12 slides along the guide rail 11 to the end of the guide rail 11, the limit screw 16 at the corresponding end is clamped in the third limit groove 121, so that the sliding seat 12 is limited on the guide rail 11 to slide, and the sliding seat 12 is prevented from sliding out of the guide rail 11.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims (7)

1. A wallpaper cutting device, comprising:
a guide rail;
the sliding seat is arranged on the guide rail and is in sliding connection with the guide rail;
the cutter assembly is used for cutting wallpaper;
the pressure adjusting assembly comprises a first sliding frame, a pressing plate and an elastic piece, the first sliding frame is arranged on the sliding seat, the cutter assembly is arranged on the first sliding frame in a sliding mode, the elastic piece is arranged between the pressing plate and the cutter assembly, when the wallpaper is cut, external force acts on the pressing plate to enable the pressing plate to abut against the sliding seat and be separated from a target cutting surface by a preset distance, the pressing plate acts on the cutter assembly through the elastic piece, and the cutter assembly abuts against the target cutting surface and enables the elastic piece to be compressed;
the first sliding frame is connected with the sliding seat in a sliding mode along the sliding direction of the cutter assembly, the wallpaper cutting device further comprises a reset elastic piece, and the reset elastic piece is arranged between the pressing plate and the sliding seat and used for driving the cutter assembly to leave a target cutting surface;
the wallpaper cutting device further comprises a second sliding frame and a second lifting slide rail structure, the second sliding frame is mounted on the sliding seat, the second lifting slide rail structure is mounted on the second sliding frame along the sliding direction of the cutter assembly, the first sliding frame is mounted on the second lifting slide rail structure and can slide along the second lifting slide rail structure, and the reset elastic piece is arranged between the pressing plate and the second sliding frame;
the wallpaper cutting device further comprises a fixing frame, the fixing frame is installed on the sliding seat, and the second sliding frame can be adjustably fixed on the fixing frame along the sliding direction of the cutter assembly.
2. The wallpaper cutting device according to claim 1, wherein the pressure regulating assembly further comprises a pressure regulating member mounted on either one of the pressing plate and the cutter assembly, the elastic member having one end connected to the pressure regulating member and the other end connected to the other of the pressing plate and the cutter assembly, the pressure regulating member being capable of regulating a compression amount of the elastic member.
3. The wallpaper cutting device according to claim 2, wherein the pressure adjustment assembly further comprises a first limiting structure disposed between the cutter assembly and the first carriage for defining a sliding distance of the cutter assembly.
4. The wallpaper cutting device according to claim 1, wherein the pressure adjustment assembly further comprises a first lifting slide rail structure mounted on the first carriage in a sliding direction of the cutter assembly, the cutter assembly being mounted on and slidable along the first lifting slide rail structure.
5. The wallpaper cutting device according to claim 1, further comprising a second stop structure disposed between the first carriage and the second carriage for defining a sliding distance of the first carriage.
6. The wallpaper cutting device according to any one of claims 1-5, wherein the cutter assembly comprises:
the cutter is used for cutting the wallpaper;
a third carriage slidably mounted on the first carriage;
a bearing assembly by which the cutter is rotatably mounted on the third carriage.
7. The wallpaper cutting device according to any one of claims 1 to 5, further comprising a friction force adjusting structure arranged between the guide rail and the sliding seat for adjusting the magnitude of the sliding friction force between the sliding seat and the guide rail.
CN202010442015.9A 2020-05-22 2020-05-22 Wall paper cutting device Active CN111590678B (en)

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CN202010442015.9A CN111590678B (en) 2020-05-22 2020-05-22 Wall paper cutting device

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