Rapid cutting device for gypsum board

Abstract

The rapid cutting device for the gypsum board comprises a backrest rod, a blade rod and a positioning plate, the blade rod is connected with the backrest rod in a sliding mode, and the positioning plate is fixedly connected with the backrest rod. Edge clamping grooves for clamping the gypsum board are formed in the bottoms of the backrest rods; a positioning groove is formed in the blade rod, a guide cavity is formed in the bottom of the positioning plate, the guide cavity is slidably connected with a positioning block, a positioning threaded hole is formed in the positioning plate, the positioning threaded hole is in threaded connection with a positioning bolt, and the positioning bolt is in threaded connection with the positioning block. And the positioning groove is in fit connection with the positioning plate through a positioning block. When the tool is used, the backrest rod of the tool is tightly close to the edge of a gypsum board, the distance between the blade rods is adjusted, tool marks with the same width can be marked by gently pushing, then the pushing tool is placed downwards in the reverse direction, and the gypsum board can be broken by gently breaking off the tool.

Description

Technical Field

[0001] The utility model relates to the technical field of gypsum board processing equipment, and more specifically, to a gypsum board quick cutting device. Background Art

[0002] In the existing construction and decoration industry, gypsum board is a common building material, and its processing accuracy and efficiency have an important impact on construction quality and efficiency. Traditional gypsum board cutting methods mostly use manual cutting tools, such as hand saws or electric saws. These tools have many shortcomings in the cutting process, such as complex operation, low efficiency, and difficulty in ensuring cutting accuracy. These problems are particularly prominent in large-scale, high-precision gypsum board cutting operations.

[0003] Although there are some gypsum board cutting devices on the market, most of these devices are complex in structure, cumbersome to operate, and it is difficult to ensure the accuracy and stability of cutting. Although some devices can achieve fast cutting, they often sacrifice cutting accuracy and cannot meet the cutting operations with high precision requirements. In addition, these devices often lack precise control and fixation of the blade position, which makes the blade easily offset during the cutting process, further reducing the cutting accuracy and stability. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art and improve the accuracy and efficiency of gypsum board cutting, the utility model proposes a gypsum board quick cutting device, which, through a unique structural design, realizes the slidable connection between the blade rod and the backrest rod and the precise control of the blade rod, as well as the fitting connection between the positioning block and the positioning groove, thereby ensuring stability and accuracy during the cutting process and improving cutting precision and efficiency.

[0005] In summary, the utility model aims to provide a gypsum board quick cutting device with simple structure, convenient operation, high cutting accuracy and good stability, so as to meet the needs of the construction and decoration industries for high-precision and high-efficiency cutting of gypsum boards.

[0006] In order to achieve the above purpose, the specific technical solution adopted by the utility model is:

[0007] The utility model discloses a gypsum board quick cutting device, comprising a backrest rod, a blade rod and a positioning plate, wherein the blade rod is slidably connected to the backrest rod, and the positioning plate is fixedly connected to the backrest rod;

[0008] The bottom of the backrest rod is provided with an edge groove for clamping the gypsum board;

[0009] The blade rod is provided with a positioning groove, the bottom of the positioning plate is provided with a guide cavity, the guide cavity is slidably connected with a positioning block, the positioning plate is provided with a positioning threaded hole, the positioning threaded hole is threadedly connected with a positioning bolt, the positioning bolt is threadedly connected to the positioning block, and the positioning groove is connected to the positioning plate through the positioning block.

[0010] Preferably, the positioning groove is a rectangular groove, and the positioning block is a rectangular block;

[0011] Alternatively, the positioning groove is configured as an arc-shaped groove, and the bottom of the positioning block is configured as an arc-shaped structure.

[0012] Preferably, one end of the blade rod is provided with a mounting groove and a through hole for mounting a blade, the through hole is threadedly connected with a tightening bolt, and the through hole extends longitudinally along the blade rod to communicate with the mounting groove.

[0013] Preferably, a scale is also installed on the positioning groove.

[0014] Preferably, the positioning bolt comprises a first threaded rod and a first handle, and the first handle is configured in a disc shape.

[0015] Preferably, the card slot is configured to be L-shaped.

[0016] Preferably, a through slot is provided on the backrest rod, and the through slot is used for installing a blade.

[0017] Preferably, a second mounting hole is provided on the backrest rod, and a first mounting hole is provided on the positioning plate corresponding to the second mounting hole. A bolt is passed through the first mounting hole and enters the second mounting hole to achieve a fixed connection between the positioning plate and the backrest rod.

[0018] Preferably, the tightening bolt comprises a second threaded rod and a second handle, and the second handle is configured to be cylindrical.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] The blade rod in the utility model is provided with a positioning groove, and the positioning groove is connected with the positioning plate through a positioning block. During the process of cutting the gypsum board, the blade rod is limited by the installation groove and the positioning block, so that the stability of movement can be maintained without deviation, thereby improving the cutting accuracy.

[0021] On this basis, the utility model can quickly cut gypsum boards of different sizes, which can not only reduce the steps of fixed-point measurement and setting out, improve the construction speed, but also ensure the flatness of the cutting surface. The tool consists of a backrest rod and a blade rod. When using it, place the backrest rod of the tool close to the edge of the gypsum board, adjust the distance of the blade rod, and gently push it to make a knife mark of the same width. Then, place the push tool in the opposite direction downward, and gently bend it to break the gypsum board.

[0022] In summary, the utility model provides a gypsum board quick cutting device with simple structure, convenient operation, high cutting accuracy and good stability, so as to meet the needs of the construction and decoration industries for high-precision and high-efficiency cutting of gypsum boards.

[0023] The utility model is further described below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the explosion structure of the gypsum board quick cutting device in the preferred embodiment of the utility model.

[0025] Figure 2 It is a schematic diagram of the explosion structure of the gypsum board quick cutting device from another perspective in the preferred embodiment of the utility model.

[0026] Figure 3 It is a schematic diagram of the top structure of the gypsum board quick cutting device in the preferred embodiment of the utility model.

[0027] Figure 4 It is a schematic cross-sectional structure diagram of a gypsum board quick cutting device in a preferred embodiment of the utility model.

[0028] Figure 5 for Figure 4 Schematic diagram of the local enlarged structure at point A in the middle.

[0029] Figure 6 for Figure 4 Schematic diagram of the local enlarged structure at point B in the middle.

[0030] Figure 7 It is a schematic diagram of the three-dimensional structure of the gypsum board quick cutting device in the preferred embodiment of the utility model.

[0031] Description of reference numerals:

[0032] 10 backrest rod, 11 slot, 12 through slot, 13 second mounting hole;

[0033] 20 blade rod, 21 positioning groove, 22 mounting groove, 23 through hole;

[0034] 30 positioning plate, 31 first mounting hole, 32 guide chamber, 33 positioning threaded hole;

[0035] 40 positioning block;

[0036] 50 blades;

[0037] 60 tightening the bolt, 61 the second threaded rod, 62 the second handle;

[0038] 70 scale;

[0039] 80: positioning bolt, 81: first threaded rod, 82: first handle. DETAILED DESCRIPTION

[0040] The present invention is further explained and illustrated by specific implementation methods below. It should be understood that the purpose of the following implementation methods is to make the technical solution of the present invention clearer and easier to understand, and does not limit the protection scope of the claims.

[0041] The present invention will be further described below through specific embodiments.

[0042] Example

[0043] This embodiment provides a gypsum board quick cutting device, such as Figure 1-4 As shown in , 7 , it includes a backrest rod 10 , a blade rod 20 , and a positioning plate 30 , wherein the blade rod 20 is slidably connected to the backrest rod 10 , and the positioning plate 30 is fixedly connected to the backrest rod 10 .

[0044] Specifically, a clamping groove 11 is provided at the bottom of the backrest rod 10, and the clamping groove 11 is used to clamp the edge of the gypsum board.

[0045] More specifically, the card slot 11 is configured to be L-shaped.

[0046] Specifically, a through slot 12 is provided on the backrest rod 10, and the blade rod 20 is placed in the through slot 12. By pulling the blade rod 20 to slide in the through slot 12, a slidable connection between the blade rod 20 and the backrest rod 10 is achieved.

[0047] Specifically, the backrest rod 10 is provided with a second mounting hole 13, and the positioning plate 30 is provided with a first mounting hole 31 corresponding to the second mounting hole 13. Bolts are used to pass through the first mounting hole 31 and enter the second mounting hole 13 to achieve a fixed connection between the positioning plate 30 and the backrest rod 10.

[0048] Specifically, a positioning groove 21 is provided on the blade rod 20, and the positioning groove 21 is connected to the positioning plate 30 through a positioning block 40. During the process of cutting the gypsum board, the blade rod 20 is limited by the mounting groove 22 and the positioning block 40, so that the stability of movement can be maintained without deviation, thereby improving the cutting accuracy.

[0049] More specifically, the positioning groove 21 is a rectangular groove, and the positioning block 40 is a rectangular block; the side wall of the positioning block 40 can fit the inner wall of the positioning groove 21 .

[0050] More specifically, the positioning groove 21 can also be set as an arc groove, and correspondingly, the bottom of the positioning block 40 is also set to be arc-shaped. The arc-shaped structure has a larger fitting area, so that the positioning block 40 and the positioning groove 21 fit more closely to ensure that the blade rod 20 moves more stably during the plaster cutting process.

[0051] Specifically, Figure 6 As shown, one end of the blade rod 20 is provided with a mounting groove 22 and a through hole 23, the mounting groove 22 is through-through from top to bottom and is used to mount the blade 50, the through hole 23 extends longitudinally along the blade rod 20 to communicate with the mounting groove 22, and can be threadedly connected with the tightening bolt 60;

[0052] The installation process of the blade 50 is as follows: insert the blade 50 into the installation groove 22 so that the blade edge of the blade 50 is exposed at a suitable distance from the bottom of the installation groove 22, and then insert the tightening bolt 60 from the through hole 23, and screw in the tightening bolt 60 until the tightening bolt 60 is tightly against the blade 50. At this point, the fixed installation of the blade 50 is completed.

[0053] More specifically, the tightening bolt 60 includes a second threaded rod 61 and a second handle 62 , and the second handle 62 is configured in a cylindrical shape.

[0054] Specifically, a scale 70 is installed on the positioning groove 21, and the appropriate cutting distance can be determined by observing the telescopic length of the blade rod 20 through the scale 70.

[0055] Specifically, Figure 5 As shown, the bottom of the positioning plate 30 is provided with a guide chamber 32, the positioning block 40 is slidably connected to the guide chamber 32, the positioning plate 30 is provided with a positioning threaded hole 33, the positioning threaded hole 33 is communicated with the guide chamber 32, the positioning threaded hole 33 is threadedly connected to the positioning bolt 80, and the positioning bolt 80 is also threadedly connected to the positioning block 40;

[0056] The operation process of fixing the positioning block 40 is: screw in the positioning bolt 80 so that the positioning block 40 moves downward along the opening direction of the guide chamber 32, so that the positioning block 40 enters the positioning groove 21 and presses the positioning groove 21 to fix the position of the blade rod 20.

[0057] Specifically, the positioning bolt 80 includes a first threaded rod 81 and a first handle 82 , and the first handle 82 is configured in a disc shape.

[0058] The present invention is described through embodiments, but does not constitute a limitation to the present invention. With reference to the description of the present invention, other changes to the disclosed embodiments are easy to think of for professionals in the field, and such changes should fall within the scope defined by the claims of the present invention.

Claims

1. A gypsum board quick cutting device, characterized in that: It comprises a backrest rod (10), a blade rod (20) and a positioning plate (30), wherein the blade rod (20) is slidably connected to the backrest rod (10), and the positioning plate (30) is fixedly connected to the backrest rod (10); The bottom of the backrest rod (10) is provided with an edge clamping groove (11) for clamping the gypsum board; The blade rod (20) is provided with a positioning groove (21), the bottom of the positioning plate (30) is provided with a guide chamber (32), the guide chamber (32) is slidably connected to a positioning block (40), the positioning plate (30) is provided with a positioning threaded hole (33), the positioning threaded hole (33) is threadedly connected to a positioning bolt (80), the positioning bolt (80) is threadedly connected to the positioning block (40), and the positioning groove (21) is fitted and connected to the positioning plate (30) via the positioning block (40).

2. The gypsum board quick cutting device according to claim 1, characterized in that: The positioning groove (21) is a rectangular groove, and the positioning block (40) is a rectangular block; Alternatively, the positioning groove (21) is configured as an arc-shaped groove, and the bottom of the positioning block (40) is configured as an arc-shaped structure.

3. The gypsum board quick cutting device according to claim 1, characterized in that: One end of the blade rod (20) is provided with a mounting groove (22) for mounting the blade (50) and a through hole (23), the through hole (23) being threadedly connected with a tightening bolt (60), and the through hole (23) extending longitudinally along the blade rod (20) to communicate with the mounting groove (22).

4. The gypsum board quick cutting device according to claim 1, characterized in that: A scale (70) is also mounted on the positioning groove (21).

5. The gypsum board quick cutting device according to claim 1, characterized in that: The positioning bolt (80) comprises a first threaded rod (81) and a first handle (82), wherein the first handle (82) is arranged in a disc shape.

6. The gypsum board rapid cutting device according to claim 1, characterized in that: The card slot (11) is configured to be L-shaped.

7. The gypsum board rapid cutting device according to claim 1, characterized in that: The backrest rod (10) is provided with a through slot (12), and the through slot (12) is used for installing a blade (50).

8. The gypsum board rapid cutting device according to claim 1, characterized in that: The backrest rod (10) is provided with a second mounting hole (13), and the positioning plate (30) is provided with a first mounting hole (31) corresponding to the second mounting hole (13). A bolt is passed through the first mounting hole (31) and enters the second mounting hole (13) to achieve a fixed connection between the positioning plate (30) and the backrest rod (10).

9. The gypsum board rapid cutting device according to claim 1, characterized in that: One end of the blade rod (20) is threadedly connected to a tightening bolt (60), the tightening bolt (60) comprising a second threaded rod (61) and a second handle (62), the second handle (62) being arranged in a cylindrical shape.

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