Material cutting equipment for building construction

Abstract

The utility model belongs to the technical field of building construction, and particularly relates to material cutting equipment for building construction, which comprises a cutting equipment body and a plurality of first sliding chutes, the plurality of first sliding chutes are arranged on the cutting equipment body, sliding rods are connected in the first sliding chutes in a sliding manner, and first threaded rods rotating relative to the first sliding chutes are connected in the sliding rods in a threaded manner; the rotating assembly is located in the cutting equipment body and used for driving the multiple first threaded rods to rotate; according to the cutting device, the problems that when the cutting device is used, a cutting material at any height cannot be fixed, only the upper face and the lower face of the cutting material can be fixed, the front face and the rear face of the cutting material cannot be limited, and consequently the cutting material cannot be cut by the cutting device when the cutting device cuts the cutting material are solved. And the problem that the cut material may deviate in the cutting process, so that the cut material cannot reach the use standard is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to a material cutting device for building construction. Background Art

[0002] There are many types of equipment for cutting materials used in construction. Depending on the material being cut, there will be different equipment options. Common cutting devices include laser cutting machines, abrasive cutting machines, manual or electric cutting machines, water jet cutting machines, etc.

[0003] For example, the Chinese patent with the publication number CN213614434U discloses a cutting device for building construction materials, including a cutting device, a limiting mechanism is arranged on the left and right sides of the top of the cutting device, and a rolling mechanism is arranged on the surface of the limiting mechanism and the surface of the cutting device. The utility model solves the problem that the existing building cutting device is inconvenient to fix the square tube during use, and it is inconvenient to move the square tube after cutting, thereby causing the cutting efficiency to be low and the square tube is easy to deform. The cutting device for building construction materials has the advantages of anti-deformation and convenient movement of the square tube, meeting the market demand.

[0004] The above patent has the following problems:

[0005] This patent has some disadvantages when in use, such as: the above-mentioned cutting device cannot fix the cutting material of any height when in use, and it can only fix the upper and lower sides of the cutting material, and cannot limit the front and back sides of the cutting material, resulting in the cutting material being offset during the cutting process, so that the cut cutting material does not meet the use standard. In view of this, we propose a material cutting device for construction. Utility Model Content

[0006] The purpose of the utility model is to provide a material cutting device for construction to solve the problems raised in the above background technology.

[0007] In view of this, the utility model provides a material cutting device for construction, comprising:

[0008] A cutting device body and a plurality of first slide grooves, wherein the plurality of first slide grooves are provided on the cutting device body, a slide rod is slidably connected in the first slide groove, and a first threaded rod is internally threadedly connected in the slide rod to rotate with the first slide groove;

[0009] A rotating assembly, the rotating assembly is located in the cutting device body and is used to drive the plurality of first threaded rods to rotate;

[0010] Two pressing plates, the two pressing plates are respectively fixedly connected to the top ends of the plurality of sliding rods, a second sliding groove connected to the outside is provided in the pressing plate, two sliding blocks are slidably connected in the second sliding groove, and two limit blocks sliding with the second sliding groove are respectively provided on both sides of the sliding block;

[0011] A plurality of driving components are respectively located in a plurality of sliding blocks and are used to drive the corresponding two limit blocks to move.

[0012] Based on the above structure, by setting the first slide groove and sliding rod, it is ensured that the sliding rod can slide in the first slide groove, and by setting the rotating component and the first threaded rod, it is ensured that the user can drive multiple first threaded rods to rotate through the rotating component, and by setting the pressure plate, it is ensured that when the multiple first threaded rods rotate, the multiple sliding rods will be respectively moved by the action of the threads of the multiple first threaded rods, so that the multiple sliding rods drive the two pressure plates to move respectively, and by setting the second slide groove and sliding block, it is ensured that the two sliding blocks can slide in the corresponding second slide groove, and by setting the driving component and limit block, it is ensured that the user can fix the slider in the corresponding second slide groove and cannot move through the driving component and the two limit blocks.

[0013] In the above technical solution, further, the rotating assembly includes:

[0014] A movable groove, the movable groove is provided in the cutting device body and communicated with the plurality of first slide grooves, a plurality of sprockets are rotatably connected in the movable groove, and one end of the plurality of sprockets respectively extends into the plurality of first slide grooves and is respectively fixed to the bottom ends of the plurality of first threaded rods, and a chain is meshed between the plurality of sprockets;

[0015] A first rotating groove, wherein the first rotating groove is provided on the bottom surface of the inner wall of the movable groove, a second rotating groove connected to the outside is provided on the inner wall of the first rotating groove, a first worm wheel is rotatably connected in the first rotating groove, and the top end of the first worm wheel extends into the movable groove and is fixed to one of the sprocket wheels, and a first worm screw that rotates with the second rotating groove is meshed on one side of the first worm wheel.

[0016] Among them, it is ensured that the user can fix the cutting material of any height on the cutting device body.

[0017] In the above technical solution, further, one end of the sprocket is rotatably connected to the first sliding groove.

[0018] Herein, it is ensured that one end of the sprocket can rotate normally in the first sliding groove.

[0019] In the above technical solution, further, one end of the first worm gear is rotatably connected to the movable groove.

[0020] Herein, it is ensured that one end of the first worm gear can rotate normally in the movable groove.

[0021] In the above technical solution, further, the driving component includes:

[0022] A third rotating groove, the third rotating groove is provided in the slider and communicates with the second sliding groove, a threaded sleeve rod is rotatably connected in the third rotating groove, two second threaded rods are internally threadedly connected to the threaded sleeve rod, and one end of the two second threaded rods extends into the second sliding groove and is respectively fixed to the two limit blocks;

[0023] A fourth rotating groove, the fourth rotating groove is arranged on the inner wall of the third rotating groove, a fifth rotating groove connected to the outside is arranged on the inner wall of the fourth rotating groove, a second worm gear fixed to the threaded sleeve is rotatably connected in the fourth rotating groove, and a second worm screw that rotates with the fifth rotating groove is meshed on one side of the second worm gear.

[0024] Among them, it is ensured that when the user is cutting the cutting material, the cutting material will not be offset.

[0025] In the above technical solution, further, the threads on the two second threaded rods have opposite rotation directions.

[0026] Therein, it is ensured that when the threaded sleeve is rotated, the two second threaded rods move in opposite directions.

[0027] In the above technical solution, further, one end of the second threaded rod is slidably connected to the second sliding groove.

[0028] Herein, it is ensured that one end of the second threaded rod can slide in the second sliding groove.

[0029] In the above technical solution, further, one end of the second worm is fixedly connected to an anti-sliding block.

[0030] Among them, the anti-sliding block at one end of the second worm gear can increase the friction between the user's hand and the second worm gear, so that the user can save more effort when turning the second worm gear.

[0031] The beneficial effects of the utility model are:

[0032] The material cutting equipment for construction construction ensures that the sliding rod can slide in the first sliding groove through the provided first sliding groove, and ensures that the user can drive multiple first threaded rods to rotate through the provided rotating assembly and the provided pressing plate, and ensures that when the multiple first threaded rods rotate, the multiple sliding rods will be respectively moved by the action of the threads of the multiple first threaded rods, so that the multiple sliding rods respectively drive the two pressing plates to move, and ensures that the two sliding rods can slide in the corresponding second sliding groove through the provided second sliding groove, and ensures that the user can fix the sliding rod in the corresponding second sliding groove through the provided driving assembly and the two limiting blocks so that it cannot move, thereby solving the problem that the cutting device cannot fix cutting materials of any height when in use, and that it can only fix the upper and lower sides of the cutting material, and cannot limit the front and rear sides of the cutting material, resulting in that when it cuts the cutting material, the cutting material may be offset during the cutting process, so that the cut cutting material does not meet the use standard. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0034] Figure 2 This is one of the schematic diagrams of the internal structure of the cutting device body of the utility model;

[0035] Figure 3 This is the second schematic diagram of the internal structure of the cutting device body of the utility model;

[0036] Figure 4 This is the third schematic diagram of the internal structure of the cutting device body of the utility model;

[0037] Figure 5 It is a schematic diagram of the internal structure of the pressing plate of the utility model;

[0038] Figure 6 It is a schematic diagram of the internal structure of the slider of the utility model.

[0039] The symbols in the figure are:

[0040] 1. Cutting equipment body; 2. First slide groove; 3. Slide rod; 4. First threaded rod; 5. Pressing plate; 6. Second slide groove; 7. Sliding block; 8. Limiting block; 9. Movable groove; 10. Sprocket; 11. Chain; 12. First rotating groove; 13. Second rotating groove; 14. First worm wheel; 15. First worm; 16. Third rotating groove; 17. Threaded sleeve; 18. Second threaded rod; 19. Fourth rotating groove; 20. Fifth rotating groove; 21. Second worm wheel; 22. Second worm. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0042] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0043] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0044] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0045] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0046] Embodiment 1:

[0047] See also Figure 1 - Figure 6 As shown, this embodiment provides a material cutting device for construction, comprising:

[0048] A cutting device body 1 and a plurality of first slide grooves 2, wherein the plurality of first slide grooves 2 are provided on the cutting device body 1, a slide rod 3 is slidably connected in the first slide groove 2, and a first threaded rod 4 rotatable with the first slide groove 2 is internally threadedly connected in the slide rod 3;

[0049] A rotating assembly, which is located in the cutting device body 1 and is used to drive the plurality of first threaded rods 4 to rotate;

[0050] Two pressing plates 5, the two pressing plates 5 are respectively fixedly connected to the top ends of the plurality of slide bars 3, a second slide groove 6 connected to the outside is provided in the pressing plate 5, two slide blocks 7 are slidably connected in the second slide groove 6, and two limit blocks 8 sliding with the second slide groove 6 are respectively provided on both sides of the slide block 7;

[0051] Multiple driving components are respectively located in the multiple sliding blocks 7 and are used to drive the corresponding two limit blocks 8 to move.

[0052] Embodiment 2:

[0053] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features, and the rotating assembly includes:

[0054] A movable groove 9 is provided in the cutting device body 1 and communicated with the plurality of first slide grooves 2. A plurality of sprocket wheels 10 are rotatably connected in the movable groove 9, and one end of the plurality of sprocket wheels 10 respectively extends into the plurality of first slide grooves 2 and is respectively fixed to the bottom ends of the plurality of first threaded rods 4, and a chain 11 is meshed between the plurality of sprocket wheels 10;

[0055] The first rotating groove 12 is provided on the bottom surface of the inner wall of the movable groove 9, and a second rotating groove 13 connected to the outside is provided on the inner wall of the first rotating groove 12. A first worm gear 14 is rotatably connected in the first rotating groove 12, and the top end of the first worm gear 14 extends into the movable groove 9 and is fixed to one of the sprockets 10. A first worm 15 that rotates with the second rotating groove 13 is meshed on one side of the first worm gear 14.

[0056] Among them, the user rotates the first worm gear 15 by hand, so that the first worm gear 15 drives the first worm wheel 14 to rotate in the first rotating groove 12, so that the first worm wheel 14 drives one of the sprocket wheels 10 to rotate in the movable groove 9. When one of the sprocket wheels 10 rotates, one of the sprocket wheels 10 will drive the other sprocket wheels 10 to rotate through the chain 11. When the multiple sprocket wheels 10 rotate, one end of the multiple sprocket wheels 10 will drive the multiple first threaded rods 4 to rotate in the multiple first sliding grooves 2 respectively. When the multiple first threaded rods 4 rotate, the multiple sliding rods 3 will be respectively moved upward by the action of the threads of the multiple first threaded rods 4, and the multiple sliding rods 3 will respectively drive the two pressing plates 5 to move upward. When the two pressing plates 5 move to a position where they cannot move, the user places the material to be cut on the cutting device body 1 and below the two pressing plates 5. When the user has placed the material cutting position, the user rotates the first worm gear 14 in the opposite direction by hand. A worm gear 15 allows the first worm gear 15 to drive the first worm wheel 14 to rotate in the opposite direction in the first rotating groove 12, so that the first worm wheel 14 drives one of the sprocket wheels 10 to rotate in the opposite direction in the movable groove 9. When one of the sprocket wheels 10 rotates in the opposite direction, one of the sprocket wheels 10 will drive the other sprocket wheels 10 to rotate in the opposite direction through the chain 11. When multiple sprocket wheels 10 rotate in the opposite direction, one end of the multiple sprocket wheels 10 will drive multiple first threaded rods 4 to rotate in the opposite direction in multiple first sliding grooves 2 respectively. When multiple first threaded rods 4 rotate in the opposite direction, multiple sliding rods 3 will be respectively moved downward by the action of the threads of the multiple first threaded rods 4, and the multiple sliding rods 3 will respectively drive the two pressing plates 5 to move downward. When the two pressing plates 5 move to a position where they cannot move, the two pressing plates 5 will fix the material to be cut on the cutting device body 1, ensuring that the user can fix the cutting material of any height on the cutting device body 1.

[0057] Embodiment 3:

[0058] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above-mentioned embodiments, also has the following technical features: one end of the sprocket 10 is rotatably connected to the first slide groove 2.

[0059] Here, it is ensured that one end of the sprocket 10 can rotate normally in the first sliding groove 2.

[0060] Embodiment 4:

[0061] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features: one end of the first worm gear 14 is rotatably connected to the movable groove 9.

[0062] Here, it is ensured that one end of the first worm gear 14 can rotate normally in the movable groove 9 .

[0063] Embodiment 5:

[0064] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features, and the driving component includes:

[0065] A third rotating groove 16, which is provided in the slider 7 and communicates with the second sliding groove 6, a threaded sleeve 17 is rotatably connected in the third rotating groove 16, two second threaded rods 18 are internally threadedly connected to the threaded sleeve 17, and one end of the two second threaded rods 18 extends into the second sliding groove 6 and is respectively fixed to the two limit blocks 8;

[0066] The fourth rotating groove 19 is provided on the inner wall of the third rotating groove 16, and a fifth rotating groove 20 connected to the outside is provided on the inner wall of the fourth rotating groove 19. A second worm gear 21 fixed to the threaded sleeve 17 is rotatably connected in the fourth rotating groove 19, and a second worm 22 rotating with the fifth rotating groove 20 is meshed on one side of the second worm gear 21.

[0067] Among them, the user slides multiple sliders 7 by hand, so that the multiple sliders 7 move in the direction of cutting materials in the two second slide grooves 6 respectively. When the multiple sliders 7 contact the cutting materials, the user rotates the multiple second worm gears 22 by hand, so that the second worm gears 22 drive the second worm wheel 21 to rotate in the fourth rotation groove 19, so that the second worm wheel 21 drives the threaded sleeve 17 to rotate in the third rotation groove 16. When the threaded sleeve 17 rotates, the two second threaded rods 18 will be affected by the threads of the threaded sleeve 17 and move in opposite directions, so that the two second threaded rods 18 respectively drive the two limit blocks 8 to move in opposite directions. When the two limit blocks 8 move to a position where they cannot move, the two limit blocks 8 will be tightly attached to the inner walls of the corresponding second slide grooves 6. At this time, the multiple sliders 7 will be fixed in the two second slide grooves 6 respectively and cannot move, ensuring that the cutting material will not be offset when the user cuts the cutting material.

[0068] Embodiment 6:

[0069] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features: the threads on the two second threaded rods 18 have opposite rotation directions.

[0070] It is ensured that when the threaded sleeve 17 rotates, the two second threaded rods 18 move in opposite directions.

[0071] Embodiment 7:

[0072] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features: one end of the second threaded rod 18 is slidably connected to the second sliding groove 6.

[0073] Here, it is ensured that one end of the second threaded rod 18 can slide in the second sliding groove 6 .

[0074] Embodiment 8:

[0075] This embodiment provides a material cutting device for construction, which, in addition to the technical solutions of the above embodiments, also has the following technical features: one end of the second worm 22 is fixedly connected to an anti-sliding block.

[0076] The anti-sliding block at one end of the second worm gear 22 can increase the friction between the user's hand and the second worm gear 22 , so that the user can save more effort when turning the second worm gear 22 .

[0077] When in use, the user rotates the first worm 15 by hand, so that the first worm 15 drives the first worm wheel 14 to rotate in the first rotating groove 12, so that the first worm wheel 14 drives one of the sprocket wheels 10 to rotate in the movable groove 9. When one of the sprocket wheels 10 rotates, one of the sprocket wheels 10 will drive the other sprocket wheels 10 to rotate through the chain 11. When multiple sprocket wheels 10 rotate, one end of the multiple sprocket wheels 10 will drive multiple first threaded rods 4 to rotate in multiple first sliding grooves 2 respectively. When multiple first threaded rods 4 rotate, multiple sliding rods 3 will be respectively moved upward by the action of the threads of the multiple first threaded rods 4, and the multiple sliding rods 3 will respectively drive the two pressing plates 5 to move upward. When the two When the pressing plate 5 moves to a position where it cannot move, the user places the material to be cut on the cutting device body 1 and below the two pressing plates 5. When the user has placed the material for cutting, the user manually rotates the first worm 15 in the opposite direction, allowing the first worm 15 to drive the first worm wheel 14 to rotate in the opposite direction in the first rotating groove 12, so that the first worm wheel 14 drives one of the sprocket wheels 10 to rotate in the opposite direction in the movable groove 9. When one of the sprocket wheels 10 rotates in the opposite direction, one of the sprocket wheels 10 will drive the other sprocket wheels 10 to rotate in the opposite direction through the chain 11. When multiple sprocket wheels 10 rotate in the opposite direction, one end of the multiple sprocket wheels 10 will drive multiple first threaded rods 4 to rotate in multiple first sliding grooves respectively. The plurality of first threaded rods 4 rotate in the opposite direction in the groove 2. When the plurality of first threaded rods 4 rotate in the opposite direction, the plurality of sliding rods 3 will be respectively moved downward by the action of the threads of the plurality of first threaded rods 4, and the plurality of sliding rods 3 will respectively drive the two pressing plates 5 to move downward. When the two pressing plates 5 move to a position where they cannot move, the two pressing plates 5 will fix the material to be cut on the cutting device body 1, ensuring that the user can fix the cutting material of any height on the cutting device body 1. Then the user slides the plurality of sliding blocks 7 by hand, allowing the plurality of sliding blocks 7 to move in the direction of the cutting material in the two second sliding grooves 6 respectively. When the plurality of sliding blocks 7 contact the cutting material, the user manually rotates the plurality of second worm gears 22 to allow the second worm gears 22 to move downward. The rod 22 drives the second worm gear 21 to rotate in the fourth rotating groove 19, so that the second worm gear 21 drives the threaded sleeve rod 17 to rotate in the third rotating groove 16. When the threaded sleeve rod 17 rotates, the two second threaded rods 18 will be affected by the threads of the threaded sleeve rod 17 and move in opposite directions, so that the two second threaded rods 18 respectively drive the two limit blocks 8 to move in opposite directions. When the two limit blocks 8 move to a position where they cannot move, the two limit blocks 8 will be tightly attached to the inner wall of the corresponding second slide groove 6. At this time, multiple sliders 7 will be fixed in the two second slide grooves 6 and cannot move, ensuring that the cutting material will not be offset when the user cuts the cutting material.

[0078] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A material cutting device for construction, characterized in that: include: A cutting device body (1) and a plurality of first slide grooves (2), wherein the plurality of first slide grooves (2) are provided on the cutting device body (1), a slide rod (3) is slidably connected in the first slide groove (2), and a first threaded rod (4) is internally threadedly connected in the slide rod (3) and is rotatable with the first slide groove (2); A rotating assembly, the rotating assembly being located in the cutting device body (1) and being used to drive the plurality of first threaded rods (4) to rotate; Two pressing plates (5), the two pressing plates (5) are respectively fixedly connected to the top ends of the plurality of sliding rods (3), a second sliding groove (6) connected to the outside is provided in the pressing plate (5), two sliding blocks (7) are slidably connected in the second sliding groove (6), and two limiting blocks (8) are respectively provided on both sides of the sliding block (7) for sliding with the second sliding groove (6); A plurality of driving components are respectively located in a plurality of slide blocks (7) and are used to drive the corresponding two limit blocks (8) to move.

2. A construction material cutting device according to claim 1, characterized in that: The rotating assembly comprises: A movable groove (9), wherein the movable groove (9) is provided in the cutting device body (1) and is connected to the plurality of first slide grooves (2), wherein the movable groove (9) is rotatably connected to a plurality of sprocket wheels (10), and one end of the plurality of sprocket wheels (10) respectively extends into the plurality of first slide grooves (2) and is respectively fixed to the bottom ends of the plurality of first threaded rods (4), and a chain (11) is meshed between the plurality of sprocket wheels (10); A first rotating groove (12), wherein the first rotating groove (12) is provided on the bottom surface of the inner wall of the movable groove (9), and a second rotating groove (13) connected to the outside is provided on the inner wall of the first rotating groove (12), a first worm wheel (14) is rotatably connected in the first rotating groove (12), and the top end of the first worm wheel (14) extends into the movable groove (9) and is fixed to one of the sprocket wheels (10), and a first worm (15) is meshed with one side of the first worm wheel (14) and rotates with the second rotating groove (13).

3. A construction material cutting device according to claim 2, characterized in that: One end of the sprocket (10) is rotatably connected to the first slide groove (2).

4. A construction material cutting device according to claim 2, characterized in that: One end of the first worm wheel (14) is rotatably connected to the movable groove (9).

5. The construction material cutting equipment according to claim 1, characterized in that: The drive assembly comprises: A third rotating groove (16), the third rotating groove (16) is provided in the slider (7) and is connected to the second sliding groove (6), a threaded sleeve rod (17) is rotatably connected in the third rotating groove (16), two second threaded rods (18) are internally threadedly connected to the threaded sleeve rod (17), and one end of the two second threaded rods (18) extends into the second sliding groove (6) and is respectively fixed to the two limit blocks (8); A fourth rotating groove (19), the fourth rotating groove (19) is formed on the inner wall of the third rotating groove (16), a fifth rotating groove (20) connected to the outside is formed on the inner wall of the fourth rotating groove (19), a second worm wheel (21) fixed to the threaded sleeve (17) is rotatably connected in the fourth rotating groove (19), and a second worm (22) rotatably engaged with the fifth rotating groove (20) is engaged on one side of the second worm wheel (21).

6. A construction material cutting device according to claim 5, characterized in that: The threads on the two second threaded rods (18) have opposite rotation directions.

7. A construction material cutting device according to claim 6, characterized in that: One end of the second threaded rod (18) is slidably connected to the second sliding groove (6).

8. The construction material cutting equipment according to claim 5, characterized in that: One end of the second worm (22) is fixedly connected to an anti-sliding block.

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