CN115648308B

CN115648308B - Cutting device

Info

Publication number: CN115648308B
Application number: CN202211687870.1A
Authority: CN
Inventors: 徐斌; 肖鹏; 黄志鹏
Original assignee: Jiangsu Tomilo Environmental Testing Equipment Co Ltd
Current assignee: Jiangsu Tuomiluo High End Equipment Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-02
Anticipated expiration: 2042-12-28
Also published as: CN115648308A

Abstract

The invention relates to the technical field of heat preservation cotton cutting, and discloses a cutting device, which comprises a cutting platform, a positioning part, a moving part and a cutting part, wherein heat preservation cotton is placed on the cutting platform, the positioning part is arranged on the cutting platform and is used for positioning a piece to be cut, the moving part comprises a first sliding rail arranged on the cutting platform along the X direction, a second sliding rail which moves along the X direction is connected to the first sliding rail in a sliding manner through a first sliding block, a second sliding block which slides along the Y direction is arranged on the second sliding rail, the X direction is perpendicular to the Y direction, the moving range of the second sliding rail and the second sliding block covers a cutting area, the cutting part comprises a cutter mounting frame detachably arranged on the second sliding block, and a cutter which can be selectively arranged on the cutter mounting frame along the X direction or the Y direction in the cutting direction is arranged on the cutter mounting frame. This cutting device has improved cutting efficiency, ensures that operating personnel's both hands keep away from the cutting area when the cutting, has reduced safety risks such as cut hand.

Description

Cutting device

Technical Field

The invention relates to the technical field of heat preservation cotton cutting, in particular to a cutting device.

Background

In the manufacturing process of the environmental test chamber, the heat-insulating cotton is used for playing a role in heat insulation of the chamber body of the environmental test chamber, and the heat-insulating cotton generally comprises glass cotton, a phenolic board and a rock wool board. In order to enable the insulation wool to adapt to the dimensions of the box body of the environmental test chamber, the insulation wool needs to be cut according to the length dimension and the width dimension of the environmental test chamber.

In the related art, the heat preservation cotton is placed on the operation platform, the heat preservation cotton is measured by utilizing the right-angle steel rule or the straight steel rule through the dimension of the drawing of the environment test box or the dimension required by the heat preservation cotton measured on the environment test box, then the steel rule is pressed by one hand, and the cutting is carried out along the edge of the steel rule by the other hand of the hand-held cutter. The efficiency of above-mentioned cutting operation is lower, and operating personnel hand steel ruler extremely easily cuts the hand during the cutting to there is the security risk. Accordingly, there is a need for a cutting device that ameliorates the above-described problems.

Disclosure of Invention

The invention aims to provide a cutting device, which solves the problems that the efficiency of the existing cutting operation is low, an operator can easily cut hands by holding a steel ruler during cutting, and safety risks exist.

To achieve the purpose, the invention adopts the following technical scheme:

the invention provides a cutting device, comprising:

the cutting platform is used for placing a piece to be cut;

the positioning part is arranged on the cutting platform and used for positioning a piece to be cut;

the moving part comprises a first sliding rail arranged on the cutting platform along the X direction, a second sliding rail extending along the Y direction is connected to the first sliding rail in a sliding manner through a first sliding block, a second sliding block sliding along the Y direction is arranged on the second sliding rail, and the X direction is perpendicular to the Y direction; a kind of electronic device with high-pressure air-conditioning system

The cutting part comprises a cutter mounting frame arranged on the second sliding block, and a cutter with a cutting direction capable of being selectively mounted on the cutter mounting frame along the X direction or the Y direction is arranged on the cutter mounting frame.

Preferably, the tool mounting frame includes:

the mounting plate is fixedly connected with the second sliding block, a first accommodating groove and a second accommodating groove for accommodating the cutter are formed in the mounting plate, the first accommodating groove extends along the X direction, the second accommodating groove extends along the Y direction, and the cutter is selectively arranged in the first accommodating groove or the second accommodating groove.

Preferably, the cutter includes:

a blade having a cutting edge on one side or both sides; a kind of electronic device with high-pressure air-conditioning system

The blade comprises a first fixing piece and a second fixing piece, wherein the second fixing piece is fixedly connected with the first fixing piece, and one end of the blade is clamped between the first fixing piece and the second fixing piece.

Preferably, a handle is integrally provided at one end of the first fixing piece and/or the second fixing piece.

Preferably, a first positioning block and a second positioning block which are perpendicular to each other are respectively arranged on one side surface of the first fixing piece and one surface of the second fixing piece, and a first positioning hole which is in plug-in fit with the first positioning block and a second positioning hole which is in plug-in fit with the second positioning block are symmetrically arranged on a symmetry axis of the mounting plate along the moving direction of the second sliding block.

Preferably, the positioning portion includes:

a first positioning portion including two first positioning bars provided along the X direction; a kind of electronic device with high-pressure air-conditioning system

The second positioning part comprises two second positioning strips arranged along the Y direction, and the two first positioning strips and the two second positioning strips enclose a cutting area of the heat insulation cotton.

Preferably, a plurality of knife accommodating grooves are formed in one side, facing the cutting area, of the first positioning strip and the second positioning strip, and the knife accommodating grooves are distributed at intervals along the length direction of the first positioning strip or the second positioning strip.

Preferably, limit stops are arranged at two ends of the first sliding rail and used for limiting the maximum movement range of the first sliding block; and/or limit stops are arranged at two ends of the second sliding rail and used for limiting the maximum movement range of the second sliding block.

Preferably, the cutting platform is provided with a first scale bar along the Y direction and a second scale bar along the X direction.

Preferably, the mounting plate is provided with a first indicating head pointing to the first scale bar, and the first sliding block is provided with a second indicating head pointing to the second scale bar.

The invention has the beneficial effects that:

according to the cutting device provided by the invention, the piece to be cut, namely the heat-insulating cotton is placed on the cutting platform, the heat-insulating cotton is positioned on the cutting platform by the positioning part, one hand of an operator presses the heat-insulating cotton, and the other hand of the operator holds the cutter to slide along the first sliding rail or the second sliding rail to cut the heat-insulating cotton, so that the hands of the operator are kept away from the cutting area and the cutter during cutting, and the safety risk of hand cutting is reduced. The cutter is arranged on the second sliding block along the X direction, and the second sliding rail slides on the first sliding rail through the first sliding block, so that the cutting of the heat-insulating cotton in the X direction is realized; install the cutter along the Y direction on the second slider, slide on the second slide rail by the second slider to realize the cutting of heat preservation cotton in the Y direction, the accurate removal orbit when cutting the cutting part of direction has been led through first slide rail and second slide rail, make the cutting accuracy and the cutting efficiency of heat preservation cotton all promote by a wide margin.

Drawings

FIG. 1 is a schematic view of the overall structure of a cutting device according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic view of a tool mount and a tool in a disassembled configuration in accordance with an embodiment of the invention;

fig. 4 is a schematic view showing an assembled structure of a tool mounting frame and a tool in the embodiment of the present invention.

In the figure:

100. thermal insulation cotton;

1. a cutting platform; 11. a material platform; 12. a support frame; 13. a pulley;

2. a positioning part; 21. a first positioning bar; 22. a second positioning strip; 23. cutting the area; 201. a knife accommodating groove;

3. a moving part; 31. a first slide rail; 32. a first slider; 321. a connecting plate; 322. a threaded hole; 33. a second slide rail; 331. a clamping groove; 34. a second slider; 35. a limit stop;

4. a cutter mounting rack; 41. a mounting plate; 42. a first accommodation groove; 43. a second accommodation groove; 44. a first positioning hole; 45. a second positioning hole;

5. a cutter; 51. a blade; 52. a first fixing piece; 53. a second fixing piece; 54. a first positioning block; 55. a second positioning block; 56. a handle;

61. a first scale bar; 62. a second scale bar; 63. a first indicator head; 64. and a second indicator head.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Because in the related art, utilize right angle steel ruler or straight steel ruler to measure heat preservation cotton earlier, then handheld cutter carries out the cutting means of cutting along the border of steel ruler, cutting efficiency is lower, and operating personnel hand steel ruler extremely easily cuts the hand during the cutting, has the security risk.

In order to solve the above technical problems, as shown in fig. 1 to 4, the present embodiment provides a cutting device, which includes a cutting platform 1, a positioning portion 2, a cutting portion and a moving portion 3.

The piece to be cut, namely the heat preservation cotton 100, is placed on the upper surface of the cutting platform 1, and the positioning part 2 is arranged on the cutting platform 1 and used for positioning the heat preservation cotton 100. It can be understood that the thermal insulation cotton 100 is positioned in the cutting area 23 through the positioning part 2, the operator presses the thermal insulation cotton 100 by one hand, and the other hand holds the cutting part to slide and cut the thermal insulation cotton 100 along the moving part 3, so that the operator is ensured to keep the hands away from the cutting area 23 and the cutting part during cutting, and the safety risk of cutting the hands is reduced.

Further, the moving part 3 includes a first slide rail 31 disposed on the cutting platform 1 along the X direction, a second slide rail 33 extending along the Y direction is slidably connected to the first slide rail 31 through a first slide block 32, a second slide block 34 sliding along the Y direction is disposed on the second slide rail 33, the X direction is perpendicular to the Y direction, and a moving range of the second slide rail 33 and the second slide block 34 covers the cutting area 23. It can be understood that the cutter 5 is mounted on the second sliding block 34 along the X direction, and the second sliding rail 33 slides on the first sliding rail 31 through the first sliding block 32, so as to realize the cutting of the insulation cotton 100 along the X direction; install cutter 5 along the Y direction on second slider 34, slide on second slide rail 33 by second slider 34 to realize the cutting of heat preservation cotton 100 in the Y direction, through the accurate removal orbit when cutting the direction cutting part of first slide rail 31 and second slide rail 33, make the cutting accuracy and the cutting efficiency of heat preservation cotton 100 all promote by a wide margin, and reduced the security risk of hand cut in the operation process.

Preferably, as shown in fig. 1, the lower surface of the cutting platform 1 is provided with a supporting frame 12 for supporting the cutting platform 1 on the ground, the supporting frame 12 is a supporting structure of four supporting legs in the embodiment, at least one material platform 11 connected with the four supporting legs is arranged below the cutting platform 1, the two material platforms 11 are arranged at intervals in the vertical direction, and the two material platforms 11 can be used for respectively placing the thermal insulation cotton 100 to be cut or finishing the thermal insulation cotton 100 finished product to be cut on the two material platforms 11 so as to be convenient for an operator to pick up or transfer.

Preferably, the end of each supporting leg of the supporting frame 12 far away from the cutting platform 1 is provided with a pulley 13, and the cutting device can be transferred to different positions to perform cutting operation by arranging the pulley 13, so that the flexibility is higher, and the transfer of finished products can be performed. Illustratively, the pulley 13 is a locking pulley to lock the locking pulley to secure the cutting device prior to cutting, thereby stabilizing the cutting device within the work area.

Specifically, as shown in fig. 2, the positioning portion 2 is located within the movement range of the second slide rail 33 and the second slider 34, and the positioning portion 2 includes a first positioning portion and a second positioning portion. The first positioning part comprises two first positioning strips 21 arranged along the X direction, the second positioning part comprises two second positioning strips 22 arranged along the Y direction, the first positioning strips 21 and the second positioning strips 22 have certain thickness, and the rectangular area formed by encircling the two first positioning strips 21 and the two second positioning strips 22 is the cutting area 23 of the heat preservation cotton 100. Preferably, the thickness of the first and second positioning bars 21 and 22 is greater than the thickness of the insulation cotton 100.

The first positioning strip 21 and the second positioning strip 22 of this embodiment are fixedly connected to the upper surface of the cutting platform 1 in a welding manner, the thermal insulation cotton 100 to be cut is directly placed in the cutting area 23, so that at least one side of the thermal insulation cotton is abutted to the first positioning strip 21 or the second positioning strip 22, the thermal insulation cotton 100 can be blocked and positioned, the positioning is accurate, the relative position between the thermal insulation cotton 100 and the cutting platform 1 in the cutting process cannot be changed, meanwhile, an operator presses the thermal insulation cotton 100 at a position far away from a cutter by hand, and the safety risk of careless hand injury of a cutting part is reduced. For example, the heat insulation cotton 100 may be pressed by a pressing plate or a clamp in addition to pressing the heat insulation cotton 100 by a hand, and any jig capable of keeping the hand away from the cutter may be used, which is not particularly limited in this embodiment.

Of course, in other embodiments, in order to adapt to the insulation cotton 100 of different types, the first positioning strip 21 and the second positioning strip 22 can also be connected to the cutting platform 1 by riveting or screwing, which is not particularly limited in this embodiment.

Specifically, as shown in fig. 3 to 4, the tool mounting bracket 4 of the present embodiment includes a mounting plate 41, and the mounting plate 41 is detachably mounted on the upper surface of the second slider 34 by bolts so as to be replaceable after the mounting plate 41 is worn. The mounting plate 41 and the second slider 34 are symmetrically and sequentially bent at two sides perpendicular to the moving direction to form a first bending part and a second bending part, wherein the first bending part is perpendicular to the upper surface of the mounting plate 41, the second bending part is parallel to the upper surface of the mounting plate 41, a first accommodating groove 42 capable of accommodating the cutter 5 is formed in the second bending part on one side of the mounting plate 41, a groove of the first accommodating groove 42 extends along the X direction, a second accommodating groove 43 capable of accommodating the cutter 5 is formed in the second bending part on the other side of the mounting plate 41, the groove of the second accommodating groove 43 extends along the Y direction, and an operator selectively sets the cutter 5 in the first accommodating groove 42 or the second accommodating groove 43 according to the cutting direction of the heat insulation cotton 100.

Further, the cutter 5 includes a blade 51, a first fixing piece 52 and a second fixing piece 53, one side of the blade 51 has a cutting edge or both sides of the blade 51 have cutting edges, one end of the blade 51 is clamped between the first fixing piece 52 and the second fixing piece 53, and the second fixing piece 53 is detachably connected with the first fixing piece 52 through a bolt, so that the blade 51 can be replaced after being worn. A handle 56 is integrally fixed at one end of the first fixing piece 52 and/or the second fixing piece 53, the handle 56 of this embodiment is disposed on the first fixing piece 52, and an operator holds the handle 56 to push the cutter 5 to cooperate with the moving part 3 to cut the insulation cotton 100.

The blade 51 of this embodiment is a double-sided blade with cutting edges on both sides, so that the cutter 5 can cut the insulation cotton 100 in two directions, thereby improving convenience of operation and cutting operation efficiency.

Further, a side surface of the first fixing piece 52 and a surface facing away from the second fixing piece 53 are respectively provided with a first positioning block 54 and a second positioning block 55 which are perpendicular to each other, and a symmetry axis of the mounting plate 41 is symmetrically provided with a first positioning hole 44 which is in plug-in fit with the first positioning block 54 and a second positioning hole 45 which is in plug-in fit with the second positioning block 55 along a moving direction of the second sliding block 34. Specifically, the specific structure of the first positioning block 54 is the same as the second positioning block 55, the specific structure of the first positioning hole 44 is the same as the second positioning hole 45, and the embodiment specifically describes the plugging fit between the first positioning block 54 and the first positioning hole 44. The first positioning block 54 includes a first insert block and a second insert block, the first insert block is L-shaped, one end of the first insert block is fixed with one side of the first fixing piece 52, the other end of the first insert block extends toward a direction away from the handle 56, the second insert block is L-shaped, one end of the second insert block is fixed with one side of the first insert block away from the first fixing piece 52, the other end of the second insert block extends toward a direction away from the handle 56, the first positioning hole 44 includes a first insertion hole and a second insertion hole, the first insertion hole is formed at a corner edge of the mounting plate 41 and the first bending portion, the second insertion hole is formed on an upper surface of the mounting plate 41, when the first insert block is inserted into the first insertion hole, and when the second insert block is inserted into the second insertion hole, the blade 51 simultaneously extends into the first accommodating groove 42, and a gap exists between the blade 51 and an inner wall of the first accommodating groove 42, so that the cutter 5 can be stably mounted on the cutter mounting frame 4. To improve the accuracy of the cut size of the insulation cotton 100. As shown in fig. 2, the cutting platform 1 of the present embodiment is provided with two first scale bars 61 along the Y direction, two second scale bars 62 along the X direction, and two first scale bars 61 and two second scale bars 62 are respectively disposed at four sides of the cutting platform 1. The mounting plate 41 is provided with first indicating heads 63 directed respectively to the two first scale bars 61 on both sides perpendicular to the moving direction of the second slider 34, and the first slider 32 is provided with second indicating heads 64 directed to the second scale bars 62. The size measurement is enabled by the first indicator head 63 pointing towards the first scale bar 61 and the second indicator head 64 pointing towards the second scale bar 62. Of course, in other embodiments, the number of the first scale bars 61 and the second scale bars 62 may be one, two, three, or the like, which is not particularly limited in this embodiment.

Preferably, when the cutting edge of the blade 51 and the tip of the first indicating head 63 are projected to a plane formed by the X direction and the Y direction, the corresponding dimensions in the Y direction are the same, so that the dimension on the second scale bar 62 corresponding to the first indicating head 63 can be ensured to be the dimension of the cutting edge of the blade 51, and the dimension measurement during cutting is facilitated.

To ensure that insulation 100 is cut in its entirety. As shown in fig. 2, a plurality of knife accommodating grooves 201 are provided on the side of the first positioning strip 21 and the second positioning strip 22 facing the cutting area 23 in the present embodiment, and the knife accommodating grooves 201 are arranged at intervals along the length direction of the first positioning strip 21 or the second positioning strip 22. The knife accommodating groove 201 can accommodate the knife blade 51 when cutting is started, and the knife blade 51 enters the knife blade after cutting is finished, so that the insulation cotton 100 is completely cut along the X direction or the Y direction. The width of the knife accommodating groove 201 does not exceed the allowable tolerance upper limit of the cut size of the insulation cotton 100, so that the cut size can meet the size requirement in use. Illustratively, the width of pocket 201 of the present embodiment is 2.5mm. Further, limit stops 35 are provided at both ends of the first slide rail 31 for limiting a maximum movement range of the first slider 32; and/or, both ends of the second slide rail 33 are provided with limit stops 35 for limiting the maximum movement range of the second slider 34. By providing the limit stopper 35, the edge of the blade 51 can be prevented from touching the inner bottom wall of the blade accommodating groove 201 when cutting is completed, and damage to the blade 51 can be reduced.

Preferably, when the insulation cotton 100 is cut in the X direction, the sliding of the second slider 34 on the second slide rail 33 is limited. As shown in fig. 2, a plurality of clamping grooves 331 are disposed on one side of the second sliding rail 33 located in the first accommodating groove 42, and the plurality of clamping grooves 331 are disposed at intervals along the length direction of the second sliding rail 33. When the first plug block is correspondingly inserted into the first jack and the second plug block is correspondingly inserted into the second jack, the end part of the second plug block is simultaneously inserted into the corresponding clamping groove 331, so that the sliding of the second sliding block 34 is locked, and the structure is compact and exquisite in matching.

The plurality of clamping grooves 331 and the plurality of knife accommodating grooves 201 are arranged in a one-to-one correspondence manner along the X direction. On the one hand, after the operator reads the numerical value on the first scale bar 61, the operator installs the cutter 5 into the corresponding clamping groove 331, so that the second sliding block 34 is precisely fixed on the second sliding rail 33, and the cutting precision of the insulation cotton 100 is further improved. On the other hand, the divisor is the same, and the width of the clamping groove 331 is the same as the width of the cutter accommodating groove 201, and both are 2.5mm. It can be understood that when the insulation cotton 100 is cut along the X direction, the blade 51 is firstly placed in the blade accommodating groove 201 of the second positioning strip 22, then the blade 51 is pushed to slide on the first sliding rail 31 along the X direction for cutting, and finally the blade 51 enters the blade accommodating groove 201 of the other second positioning strip 22, so that the blade 51 can be ensured to smoothly enter the blade accommodating groove 201 without collision or friction, and the cutting edge of the blade 51 is protected.

Preferably, when the insulation cotton 100 is cut in the Y direction, the sliding of the first slider 32 on the first slide rail 31 is limited. As shown in fig. 2, a connecting plate 321 is disposed on one side of the first slider 32 in the present embodiment, the second indicating head 64 is disposed on the connecting plate 321, a threaded hole 322 is formed on the connecting plate 321, and a bolt (not shown in the figure) whose end can abut against the side surface of the first slide rail 31 is screwed into the threaded hole 322. When the first sliding block 32 needs to be limited, the end of the bolt is screwed to be abutted against the first sliding rail 31 so as to lock the sliding of the first sliding block 32, otherwise, the end of the bolt is reversely screwed to be far away from the first sliding rail 31, so that unlocking can be completed, and the structure is simple and the operation is convenient.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. Cutting device, its characterized in that includes:

a cutting platform (1), on which cutting platform (1) the piece to be cut rests;

the positioning part (2) is arranged on the cutting platform (1) and is used for positioning a piece to be cut;

the positioning part (2) comprises a first positioning part comprising two first positioning strips (21) arranged along the X direction; the second positioning part comprises two second positioning strips (22) arranged along the Y direction, and the two first positioning strips (21) and the two second positioning strips (22) are enclosed to form a cutting area (23) of a piece to be cut;

a plurality of knife accommodating grooves (201) are formed in one side, facing the cutting area (23), of the first positioning strip (21) and the second positioning strip (22), and the knife accommodating grooves (201) are distributed at intervals along the length direction of the first positioning strip (21) or the second positioning strip (22);

the moving part (3) comprises a first sliding rail (31) arranged on the cutting platform (1) along the X direction, a second sliding rail (33) extending along the Y direction is connected to the first sliding rail (31) in a sliding manner through a first sliding block (32), a second sliding block (34) sliding along the Y direction is arranged on the second sliding rail (33), and the X direction is perpendicular to the Y direction; a kind of electronic device with high-pressure air-conditioning system

A cutting part including a cutter mounting frame (4) provided on the second slider (34), the cutter mounting frame (4) being provided with a cutter (5) whose cutting direction can be selectively mounted on the cutter mounting frame (4) in the X direction or the Y direction;

the cutter mounting frame (4) comprises a mounting plate (41) fixedly connected with the second sliding block (34), a first accommodating groove (42) and a second accommodating groove (43) for accommodating the cutter (5) are formed in the mounting plate (41), the first accommodating groove (42) extends along the X direction, the second accommodating groove (43) extends along the Y direction, and the cutter (5) is selectively arranged in the first accommodating groove (42) or the second accommodating groove (43);

the second sliding rail (33) is located one side of the first accommodating groove (42) is provided with a plurality of clamping grooves (331), the clamping grooves (331) and the knife accommodating grooves (201) are arranged in one-to-one correspondence along the X direction, and when the knife (5) is located in the first accommodating groove (42), the knife (5) is inserted into the corresponding clamping grooves (331).

2. Cutting device according to claim 1, characterized in that the knife (5) comprises:

a blade (51) having a cutting edge on one side or both sides; a kind of electronic device with high-pressure air-conditioning system

The blade comprises a first fixing piece (52) and a second fixing piece (53), wherein the second fixing piece (53) is fixedly connected with the first fixing piece (52), and one end of the blade (51) is clamped between the first fixing piece (52) and the second fixing piece (53).

3. Cutting device according to claim 2, characterized in that one end of the first fixing piece (52) and/or the second fixing piece (53) is integrally provided with a handle (56).

4. Cutting device according to claim 2, characterized in that a side surface of the first fixing piece (52) and a surface facing away from the second fixing piece (53) are respectively provided with a first positioning block (54) and a second positioning block (55) which are mutually perpendicular, and a symmetry axis of the mounting plate (41) is symmetrically provided with a first positioning hole (44) which is in plug-in fit with the first positioning block (54) and a second positioning hole (45) which is in plug-in fit with the second positioning block (55) along a moving direction of the second sliding block (34).

5. Cutting device according to claim 1, characterized in that the first slide rail (31) is provided with limit stops (35) at both ends for limiting the maximum range of movement of the first slider (32); and/or, both ends of the second sliding rail (33) are provided with limit stops (35) for limiting the maximum movement range of the second sliding block (34).

6. Cutting device according to claim 1, characterized in that a first scale bar (61) is provided on the cutting deck (1) in the Y-direction and a second scale bar (62) is provided in the X-direction.

7. Cutting device according to claim 6, characterized in that the mounting plate (41) is provided with a first indicator head (63) pointing towards the first graduation strip (61), and the first slider (32) is provided with a second indicator head (64) pointing towards the second graduation strip (62).