A self-dusting gypsum board sizing cutting device

Abstract

The invention discloses a self-dusting gypsum board fixed-size cutting device, which belongs to the field of gypsum board cutting technology, and includes a fixing device, which is used to clamp and fix square gypsum boards of different sizes. The fixing device is provided with a cutting device and a dust removal device, the cutting device is used to cut the gypsum board, and the dust removal device is used to absorb dust and debris generated by the gypsum board cutting. The cutting device provided in the invention can move, so as to change the cutting starting point position. When the cutting machine cuts the gypsum board, the dust and debris generated by the cutting are absorbed through the upper suction inlet and the lower suction inlet that move synchronously with the cutting machine, so as to effectively reduce the dust in the air; when the pedal rod is stepped on, under the action of the upper rotating rod, the lower rotating rod and the inner spring, the three sliding mechanisms slide synchronously, so as to improve the flexibility of the sliding mechanism, and at the same time, the gypsum board is stably clamped by four clamping blocks, three movable support plates and a fixed support plate.

Description

Technical Field

[0001] The invention relates to the technical field of gypsum board cutting, in particular to a gypsum board sizing cutting device with self-dust removal. Background Art

[0002] Gypsum board is a new type of lightweight building material. It is a sound-insulating, heat-insulating and fire-proof material that is light in weight, high in strength, thin in thickness and easy to process. However, due to the characteristics of gypsum, a large amount of dust will be generated during the cutting process, which will cause irreversible damage to the body of the cutting operator in the long run. Therefore, the quality of the dust removal function in the processing of gypsum boards will directly affect whether the working environment is suitable for the operator to work for a long time; the gypsum board cutting device in the prior art is usually unable to firmly position the gypsum board, and cannot quickly clamp and position the square standard gypsum board. At the same time, the dust and debris generated during the gypsum board cutting process cannot be effectively removed and collected. Summary of the invention

[0003] In response to the above technical problems, the technical solution adopted by the present invention is: a self-dusting gypsum board sizing cutting equipment, including a fixing device, the fixing device includes a fixing leg, the fixing device is used to clamp and fix square gypsum boards of different sizes, the fixing device is provided with a cutting device and a dust removal device, the cutting device includes a connecting plate, the cutting device is used to cut the gypsum board, the dust removal device includes a collecting box, the collecting box is fixedly installed on the fixing leg, and the dust removal device is used to absorb dust and debris generated by the cutting of the gypsum board.

[0004] Furthermore, the fixing device includes a fixed support plate fixedly installed on the fixed leg, a lifting frame is slidably installed on the fixed leg, a lower sliding block is slidably installed under the lifting frame, a pedal rod is rotatably installed on the lower sliding block, the pedal rod is rotatably installed with the fixed leg, a lifting block is slidably installed on the fixed leg, and a compression spring is arranged between the lifting block and the fixed leg.

[0005] Furthermore, three sliding mechanisms are arranged next to the fixed leg, and the sliding mechanisms include movable legs, rollers are rotatably mounted on the bottom of the movable legs, movable support plates are fixedly mounted on the movable legs, side rotating rods are rotatably mounted on the movable legs of the sliding mechanisms located on both sides of the fixed legs, the side rotating rods are rotatably mounted on the lifting blocks, an upper rotating rod is rotatably mounted on the movable legs of the sliding mechanisms located diagonally opposite the fixed legs, a lower rotating rod is slidably mounted on the upper rotating rod, the lower rotating rod is rotatably mounted on the lifting blocks, an inner spring is arranged between the lower rotating rod and the upper rotating rod, each two adjacent inner springs of the sliding mechanisms are slidably mounted between each other, and a transverse spring is arranged between the two inner springs, and the rollers at the bottom of the three sliding devices are all facing the fixed legs.

[0006] Furthermore, the fixed pallet and the four movable pallets are all provided with a clamping mechanism, and the clamping mechanism includes a slide, on which a clamping block is fixedly mounted, on which an inclined surface is provided, a clamping spring is provided between the slide on the fixed pallet and the fixed pallet, and a clamping spring is provided between the slide on the movable pallet and the movable pallet.

[0007] The pedal rod is manually stepped on to drive the lifting frame to rise through the lower slider, thereby driving the lifting block to rise, and the compression spring is compressed, thereby driving the side rotating rod to rotate, thereby driving the two movable legs and the movable support plate on the side of the fixed leg to slide outward, the roller rolls on the ground, and the transverse spring is stretched, and the movable legs and the movable support plate in the diagonal direction are driven to move outward through the lower rotating rod, the upper rotating rod and the inner spring, and the gypsum board to be cut is placed on the fixed support plate and the movable support plate, and the gypsum board is pushed to lift the compression blocks on the fixed support plate and the movable support plate, then the foot releases the pedal rod, the compression spring and the transverse spring rebound, driving the movable legs and the movable support plate to slide toward the fixed legs and the fixed support plate, and finally the gypsum board lifts the compression blocks on the three movable support plates, and the gypsum board is clamped and fixed by the fixed support plate, the three movable support plates and the four compression blocks.

[0008] Furthermore, the cutting device includes a connecting plate fixedly mounted on a clamping block located on a fixed support plate, a fixing plate fixedly mounted on the connecting plate, an internally threaded tube slidably mounted on the fixing plate, a sliding frame fixedly mounted on the internally threaded tube, a screw rod rotatably mounted on the fixing plate, a rotating handle fixedly mounted on the screw rod, and a threaded transmission is formed between the screw rod and the internal thread of the internally threaded tube.

[0009] The lower gear is fixedly mounted on the sliding frame, and the lower gear is fixedly mounted on the motor shaft of the motor. The upper threaded gear and the lower threaded gear are rotatably mounted on the sliding frame. The internal threads of the upper threaded gear and the lower threaded gear are meshed with the upper threaded gear, and the upper threaded gear is meshed with the lower threaded gear. An upper slide groove screw rod and a lower slide groove screw rod are slidably mounted on the sliding frame, an upper slide groove is arranged on the upper slide groove screw rod, and a lower slide groove is arranged on the lower slide groove screw rod. The upper slide groove screw rod and the sliding frame are slidably mounted through the upper slide groove, and the lower slide groove screw rod and the sliding frame are slidably mounted through the lower slide groove, the upper slide groove screw rod and the upper threaded gear form a threaded transmission, and the lower slide groove screw rod and the lower threaded gear form a threaded transmission, an upper connecting plate is fixedly mounted on the upper slide groove screw rod, and a lower connecting plate is fixedly mounted on the lower slide groove screw rod, and a cutting machine is fixedly mounted on the upper connecting plate, and the thread direction of the upper slide groove screw rod is opposite to that of the thread direction of the lower slide groove screw rod.

[0010] When the gypsum board is clamped, manually turning the rotating handle can drive the screw rod to rotate, thereby driving the internal threaded cylinder and the sliding frame to slide relative to the fixed plate through the thread cooperation between the screw rod and the internal threaded cylinder, thereby adjusting the cutting starting position of the cutting machine. After the position adjustment is completed, the motor rotates to drive the motor gear to rotate, thereby driving the upper threaded gear to rotate, and the upper slide groove screw rod and the upper connecting plate are driven to slide outward through the thread cooperation between the upper threaded gear and the upper slide groove screw rod, thereby driving the cutting machine to slide outward, the cutting machine is started, and the gypsum board is cut by the cutting machine, and the upper threaded gear drives the lower threaded gear to rotate, and the lower slide groove screw rod and the lower connecting plate are driven to slide outward through the thread cooperation between the lower threaded gear and the lower slide groove screw rod.

[0011] Furthermore, the dust removal device includes a large fan fixedly mounted on the collection box, a filter screen is provided at the air inlet of the large fan, a lower suction pipe is fixedly mounted on the collection box, a lower suction inlet is fixedly mounted on the lower suction pipe, and the lower suction inlet is fixedly mounted on the lower connecting plate.

[0012] Furthermore, a fixed box is fixedly installed on the fixed plate, a hose is fixedly installed on the fixed box, an upper suction inlet is fixedly installed on the hose, the upper suction inlet is fixedly installed on the upper connecting plate, a horizontal pipe is fixedly installed on the fixed box, a suction pipe and an upper fan are fixedly installed on the horizontal pipe, the suction pipe and the collecting box are fixedly installed, and filter cotton is arranged at the connection between the upper fan and the horizontal pipe.

[0013] When the upper connecting plate and the lower connecting plate move outward, the upper suction inlet and the lower suction inlet are driven to move together. The upper fan draws air, and the dust generated when the cutting machine cuts the gypsum board is sucked into the hose through the upper suction inlet, and enters the collection box through the fixed box, the horizontal pipe and the suction pipe. The large fan draws air, and the debris and dust dropped when the gypsum board is cut are sucked into the lower suction pipe through the lower suction inlet, and finally enter the collection box. The collection box is provided with an openable door, and the door can be opened to take out the debris and dust.

[0014] Compared with the prior art, the present invention has the following beneficial effects: (1) the fixing device provided in the present invention can quickly clamp square gypsum boards of different sizes, and can simultaneously control the synchronous movement of three sliding mechanisms through the pedal rod, which is easy to use; (2) the cutting device provided in the present invention can drive the cutting machine to move, thereby changing the starting point of cutting the gypsum board, and when the cutting machine cuts the gypsum board, the dust and debris generated by the cutting are absorbed through the upper suction port and the lower suction port that move synchronously with the cutting machine, thereby effectively reducing the dust in the air; (3) when the pedal rod of the fixing device provided in the present invention is stepped on, under the action of the upper rotating rod, the lower rotating rod and the inner spring, the three sliding mechanisms slide synchronously, thereby improving the flexibility of the sliding mechanism, and at the same time, the gypsum board is stably clamped by four clamping blocks, three movable support plates and a fixed support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0016] Figure 2 The structure of the fixing device of the present invention is shown in FIG. Figure 1 .

[0017] Figure 3 The structure of the fixing device of the present invention is shown in FIG. Figure 2 .

[0018] Figure 4 The structure of the fixing device of the present invention is shown in FIG. Figure 3 .

[0019] Figure 5 The structure of the cutting device of the present invention is shown in FIG. Figure 1 .

[0020] Figure 6 The structure of the cutting device of the present invention is shown in FIG. Figure 2 .

[0021] Figure 7 The structure of the cutting device of the present invention is shown in FIG. Figure 3 .

[0022] Figure 8 The structure of the cutting device of the present invention is shown in FIG. Figure 4 .

[0023] Fig. 9 It is a schematic diagram of the structure of the dust removal device of the present invention.

[0024] Figure numbers: 101-fixed leg; 102-lifting frame; 103-lower slider; 104-pedal rod; 105-lifting block; 106-compression spring; 107-side rotating rod; 108-movable leg; 109-roller; 110-sliding frame; 111-pressing block; 112-pressing spring; 113-fixed support plate; 114-movable support plate; 115-transverse spring; 116-lower rotating rod; 117-upper rotating rod; 118-inner spring; 201-connecting plate; 202-fixed plate; 203-internal threaded cylinder; 204-screw rod; 205-rotating Handle; 206-motor; 207-motor gear; 208-cutting machine; 209-upper slide screw; 210-lower slide screw; 211-upper threaded gear; 212-lower threaded gear; 213-lower connecting plate; 214-upper connecting plate; 215-upper slide; 216-lower slide; 217-sliding rack; 301-collection box; 302-large fan; 303-lower suction pipe; 304-intake pipe; 305-upper fan; 306-horizontal pipe; 307-fixed box; 308-hose; 309-upper suction inlet; 310-lower suction inlet. DETAILED DESCRIPTION

[0025] The specific implementation of the present invention will be further described below in conjunction with the accompanying drawings.

[0026] Example: Reference Figure 1-Figure 9 A self-dusting gypsum board sizing cutting device comprises a fixing device, the fixing device comprises a fixing leg 101, the fixing device is used to clamp and fix square gypsum boards of different sizes, a cutting device and a dust removing device are arranged on the fixing device, the cutting device comprises a connecting plate 201, the cutting device is used to cut the gypsum board, the dust removing device comprises a collecting box 301, the collecting box 301 is fixedly mounted on the fixing leg 101, and the dust removing device is used to absorb dust and debris generated by the cutting of the gypsum board.

[0027] like Figure 2-Figure 4 As shown, the fixing device includes a fixed support plate 113 fixedly mounted on the fixed leg 101, a lifting frame 102 is slidably mounted on the fixed leg 101, a lower slider 103 is slidably mounted below the lifting frame 102, a pedal rod 104 is rotatably mounted on the lower slider 103, the pedal rod 104 is rotatably mounted on the fixed leg 101, a lifting block 105 is slidably mounted on the fixed leg 101, and a compression spring 106 is arranged between the lifting block 105 and the fixed leg 101.

[0028] like Figure 2-Figure 4 As shown, three sliding mechanisms are arranged beside the fixed leg 101, and the sliding mechanisms include a movable leg 108, a roller 109 is rotatably mounted at the bottom of the movable leg 108, a movable support plate 114 is fixedly mounted on the movable leg 108, side rotating rods 107 are rotatably mounted on the movable legs 108 of the sliding mechanisms located on both sides of the fixed leg 101, and the side rotating rods 107 are rotatably mounted on the lifting block 105, an upper rotating rod 117 is rotatably mounted on the movable legs 108 of the sliding mechanisms located in the diagonal direction of the fixed leg 101, a lower rotating rod 116 is slidably mounted on the upper rotating rod 117, and the lower rotating rod 116 is rotatably mounted on the lifting block 105, an inner spring 118 is arranged between the lower rotating rod 116 and the upper rotating rod 117, and the inner springs 118 of every two adjacent sliding mechanisms are slidably mounted, and a transverse spring 115 is arranged between the two inner springs 118, and the rollers 109 at the bottom of the three sliding devices are all facing the fixed leg 101.

[0029] like Figure 2-Figure 4 As shown, a clamping mechanism is provided on the fixed pallet 113 and the four movable pallets 114, and the clamping mechanism includes a slide 110, on which a clamping block 111 is fixedly mounted, and on which an inclined surface is provided, a clamping spring 112 is provided between the slide 110 on the fixed pallet 113 and the fixed pallet 113, and a clamping spring 112 is provided between the slide 110 on the movable pallet 114 and the movable pallet 114.

[0030] The pedal rod 104 is manually stepped on, and the lifting frame 102 is driven to rise through the lower slider 103, thereby driving the lifting block 105 to rise, and the compression spring 106 is compressed, thereby driving the side rotating rod 107 to rotate, thereby driving the two movable legs 108 and the movable support plate 114 on the side of the fixed leg 101 to slide outward, and the roller 109 rolls on the ground, and the transverse spring 115 is stretched, and the movable legs 108 and the movable support plate 114 in the diagonal direction are driven to move outward through the lower rotating rod 116, the upper rotating rod 117 and the inner spring 118, and the gypsum board to be cut is placed. The gypsum board is placed on the fixed support plate 113 and the movable support plate 114, and the gypsum board is pushed to lift the clamping blocks 111 on the fixed support plate 113 and the movable support plate 114. Then the foot releases the pedal rod 104, the compression spring 106 and the transverse spring 115 rebound, and the movable leg 108 and the movable support plate 114 slide toward the fixed leg 101 and the fixed support plate 113. Finally, the gypsum board lifts the clamping blocks 111 on the three movable support plates 114, and the gypsum board is clamped and fixed by the fixed support plate 113, the three movable support plates 114 and the four clamping blocks 111.

[0031] like Figure 5-Figure 8 As shown, the cutting device includes a connecting plate 201 fixedly mounted on a clamping block 111 located on a fixed support plate 113, a fixing plate 202 fixedly mounted on the connecting plate 201, an internal threaded tube 203 slidably mounted on the fixing plate 202, a sliding frame 217 fixedly mounted on the internal threaded tube 203, a screw rod 204 rotatably mounted on the fixing plate 202, a rotating handle 205 fixedly mounted on the screw rod 204, and a threaded transmission is formed between the screw rod 204 and the internal thread of the internal threaded tube 203.

[0032] like Figure 5-Figure 8As shown, the motor 206 is fixedly installed on the sliding frame 217, and the motor gear 207 is fixedly installed on the motor shaft of the motor 206. The upper threaded gear 211 and the lower threaded gear 212 are rotatably installed on the sliding frame 217. The upper threaded gear 211 and the lower threaded gear 212 are provided with internal threads. The motor gear 207 is meshed with the upper threaded gear 211, and the upper threaded gear 211 is meshed with the lower threaded gear 212. The upper slide groove screw rod 209 and the lower slide groove screw rod 210 are slidably installed on the sliding frame 217. The upper slide groove screw rod 209 is provided with an upper slide groove 215, and the lower slide groove screw rod 210 is provided with a lower Slide groove 216, the upper slide groove screw rod 209 and the sliding frame 217 are slidably installed through the upper slide groove 215, the lower slide groove screw rod 210 and the sliding frame 217 are slidably installed through the lower slide groove 216, the upper slide groove screw rod 209 and the upper threaded gear 211 form a threaded transmission, the lower slide groove screw rod 210 and the lower threaded gear 212 form a threaded transmission, the upper slide groove screw rod 209 is fixedly installed with an upper connecting plate 214, the lower slide groove screw rod 210 is fixedly installed with a lower connecting plate 213, and the upper connecting plate 214 is fixedly installed with a cutting machine 208, and the thread direction of the upper slide groove screw rod 209 is opposite to the thread direction of the lower slide groove screw rod 210.

[0033] When the gypsum board is clamped, manually turning the rotating handle 205 can drive the screw rod 204 to rotate, thereby driving the internal threaded tube 203 and the sliding frame 217 to slide relative to the fixed plate 202 through the threaded cooperation between the screw rod 204 and the internal threaded tube 203, thereby adjusting the cutting starting position of the cutter 208. After the position adjustment is completed, the motor 206 rotates to drive the motor gear 207 to rotate, thereby driving the upper threaded gear 211 to rotate, and through the threaded cooperation between the upper threaded gear 211 and the upper slide groove screw rod 209, the upper slide groove screw rod 209 and the upper connecting plate 214 are driven to slide outward, thereby driving the cutter 208 to slide outward, and the cutter 208 is started. The gypsum board is cut by the cutter 208, and the upper threaded gear 211 drives the lower threaded gear 212 to rotate, and through the threaded cooperation between the lower threaded gear 212 and the lower slide groove screw rod 210, the lower slide groove screw rod 210 and the lower connecting plate 213 are driven to slide outward.

[0034] like Fig. 9 As shown, the dust removal device includes a large fan 302 fixedly mounted on a collection box 301, a filter is provided at the air inlet of the large fan 302, a lower suction pipe 303 is fixedly mounted on the collection box 301, a lower suction inlet 310 is fixedly mounted on the lower suction pipe 303, and the lower suction inlet 310 is fixedly mounted to the lower connecting plate 213.

[0035] like Fig. 9As shown, a fixed box 307 is fixedly installed on the fixed plate 202, a hose 308 is fixedly installed on the fixed box 307, an upper suction inlet 309 is fixedly installed on the hose 308, the upper suction inlet 309 is fixedly installed with the upper connecting plate 214, a transverse pipe 306 is fixedly installed on the fixed box 307, a suction pipe 304 and an upper fan 305 are fixedly installed on the transverse pipe 306, the suction pipe 304 is fixedly installed with the collecting box 301, and filter cotton is arranged at the connection between the upper fan 305 and the transverse pipe 306.

[0036] When the upper connecting plate 214 and the lower connecting plate 213 move outward, the upper suction port 309 and the lower suction port 310 are driven to move together. The upper fan 305 draws air, and the dust generated when the cutting machine 208 cuts the gypsum board is sucked into the hose 308 through the upper suction port 309, and enters the collection box 301 through the fixed box 307, the horizontal pipe 306 and the suction pipe 304. The large fan 302 draws air, and the debris and dust dropped when the gypsum board is cut are sucked into the lower suction pipe 303 through the lower suction port 310, and finally enter the collection box 301. The collection box 301 is provided with an openable door, and the door can be opened to take out the debris and dust.

[0037] The working principle of the self-dusting gypsum board sizing cutting device disclosed in the present invention is as follows: manually stepping on the pedal rod 104, the lifting frame 102 is driven to rise through the lower slider 103, thereby driving the lifting block 105 to rise, the compression spring 106 is compressed, thereby driving the side rotating rod 107 to rotate, thereby driving the two movable legs 108 and the movable support plate 114 on the side of the fixed leg 101 to slide outward, the roller 109 rolls on the ground, the transverse spring 115 is stretched, and the movable legs 108 and the movable support plate 114 in the diagonal direction are driven through the lower rotating rod 116, the upper rotating rod 117 and the inner spring 118. Move outward, place the gypsum board to be cut on the fixed pallet 113 and the movable pallet 114, and push the gypsum board to lift the clamping blocks 111 on the fixed pallet 113 and the movable pallet 114, then release the pedal rod 104, the compression spring 106 and the transverse spring 115 rebound, driving the movable leg 108 and the movable pallet 114 to slide toward the fixed leg 101 and the fixed pallet 113, and finally the gypsum board lifts the clamping blocks 111 on the three movable pallets 114, and the gypsum board is clamped and fixed by the fixed pallet 113, the three movable pallets 114 and the four clamping blocks 111. When the gypsum board is clamped, manually turning the rotating handle 205 can drive the screw rod 204 to rotate, thereby driving the internal threaded tube 203 and the sliding frame 217 to slide relative to the fixed plate 202 through the threaded cooperation between the screw rod 204 and the internal threaded tube 203, thereby adjusting the cutting starting position of the cutter 208. After the position adjustment is completed, the motor 206 rotates to drive the motor gear 207 to rotate, thereby driving the upper threaded gear 211 to rotate, and through the threaded cooperation between the upper threaded gear 211 and the upper slide groove screw rod 209, the upper slide groove screw rod 209 and the upper connecting plate 214 are driven to slide outward, thereby driving the cutter 208 to slide outward, and the cutter 208 is started. The gypsum board is cut by the cutter 208, and the upper threaded gear 211 drives the lower threaded gear 212 to rotate, and through the threaded cooperation between the lower threaded gear 212 and the lower slide groove screw rod 210, the lower slide groove screw rod 210 and the lower connecting plate 213 are driven to slide outward. When the upper connecting plate 214 and the lower connecting plate 213 move outward, the upper suction port 309 and the lower suction port 310 are driven to move together. The upper fan 305 draws air, and the dust generated when the cutting machine 208 cuts the gypsum board is sucked into the hose 308 through the upper suction port 309, and enters the collection box 301 through the fixed box 307, the horizontal pipe 306 and the suction pipe 304. The large fan 302 draws air, and the debris and dust dropped when the gypsum board is cut are sucked into the lower suction pipe 303 through the lower suction port 310, and finally enter the collection box 301. The collection box 301 is provided with an openable door, and the door can be opened to take out the debris and dust.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A self-dusting gypsum board sizing cutting device, comprising a fixing device, characterized in that: The fixing device comprises a fixing leg (101), and the fixing device is used to clamp and fix square gypsum boards of different sizes. The fixing device is provided with a cutting device and a dust removal device. The cutting device comprises a connecting plate (201), and the cutting device is used to cut the gypsum board. The dust removal device comprises a collection box (301), and the collection box (301) is fixedly mounted on the fixing leg (101). The dust removal device is used to absorb dust and debris generated by cutting the gypsum board. The fixing device comprises a fixing support plate (113) fixedly mounted on a fixing leg (101); a lifting frame (102) is slidably mounted on the fixing leg (101); a lower sliding block (103) is slidably mounted below the lifting frame (102); a pedal rod (104) is rotatably mounted on the lower sliding block (103); the pedal rod (104) is rotatably mounted on the fixing leg (101); a lifting block (105) is slidably mounted on the fixing leg (101); and a compression spring (106) is provided between the lifting block (105) and the fixing leg (101); Three sliding mechanisms are arranged beside the fixed leg (101), and the sliding mechanism comprises a movable leg (108), a roller (109) is rotatably mounted on the bottom of the movable leg (108), a movable support plate (114) is fixedly mounted on the movable leg (108), a side rotating rod (107) is rotatably mounted on the movable leg (108) of the sliding mechanism located on both sides of the fixed leg (101), and the side rotating rod (107) is rotatably mounted on the lifting block (105), and an upper rotating rod (117) is rotatably mounted on the movable leg (108) of the sliding mechanism located in a diagonal direction of the fixed leg (101), and a lower rotating rod is slidably mounted on the upper rotating rod (117). (116), the lower rotating rod (116) and the lifting block (105) are rotatably installed, an inner spring (118) is arranged between the lower rotating rod (116) and the upper rotating rod (117), the inner springs (118) of every two adjacent sliding mechanisms are slidably installed, and a transverse spring (115) is arranged between the two inner springs (118), the rollers (109) at the bottom of the three sliding devices are all facing the fixed leg (101), and the fixed support plate (113) and the four movable support plates (114) are all provided with a clamping mechanism, and the clamping mechanism includes a slide frame (110), and a clamping block (111) is fixedly installed on the slide frame (110); The cutting device comprises a connecting plate (201) fixedly mounted on a pressing block (111) located on a fixed support plate (113); a fixing plate (202) fixedly mounted on the connecting plate (201); an internal threaded barrel (203) slidably mounted on the fixing plate (202); a sliding frame (217) fixedly mounted on the internal threaded barrel (203); a screw rod (204) rotatably mounted on the fixing plate (202); a rotating handle (205) fixedly mounted on the screw rod (204); and a screw rod (204) and an internal thread of the internal threaded barrel (203) form a threaded transmission; The sliding frame (217) is fixedly mounted with a motor (206), a motor gear (207) is fixedly mounted on the motor shaft of the motor (206), an upper threaded gear (211) and a lower threaded gear (212) are rotatably mounted on the sliding frame (217), the upper threaded gear (211) and the lower threaded gear (212) are provided with internal threads, the motor gear (207) is meshed with the upper threaded gear (211), the upper threaded gear (211) is meshed with the lower threaded gear (212), an upper slide groove screw rod (209) and a lower slide groove screw rod (210) are slidably mounted on the sliding frame (217), an upper slide groove (215) is provided on the upper slide groove screw rod (209), and a lower slide groove screw rod (210) is provided on the lower slide groove screw rod (210). The upper slide groove (216) is slidably mounted on the upper slide groove (215), the lower slide groove screw rod (210) and the slide frame (217) are slidably mounted on the lower slide groove (216), the upper slide groove screw rod (209) and the upper threaded gear (211) form a threaded transmission, the lower slide groove screw rod (210) and the lower threaded gear (212) form a threaded transmission, an upper connecting plate (214) is fixedly mounted on the upper slide groove screw rod (209), a lower connecting plate (213) is fixedly mounted on the lower slide groove screw rod (210), and a cutting machine (208) is fixedly mounted on the upper connecting plate (214), and the thread direction of the upper slide groove screw rod (209) is opposite to the thread direction of the lower slide groove screw rod (210).

2. The self-dusting gypsum board sizing cutting device according to claim 1, characterized in that: The pressing block (111) is provided with an inclined surface, a pressing spring (112) is provided between the slide (110) on the fixed support plate (113) and the fixed support plate (113), and a pressing spring (112) is provided between the slide (110) on the movable support plate (114) and the movable support plate (114).

3. The self-dusting gypsum board sizing cutting device according to claim 1, characterized in that: The dust removal device comprises a large fan (302) fixedly mounted on the collection box (301); a filter screen is provided at the air inlet of the large fan (302); a lower suction pipe (303) is fixedly mounted on the collection box (301); a lower suction inlet (310) is fixedly mounted on the lower suction pipe (303); and the lower suction inlet (310) is fixedly mounted on the lower connecting plate (213).

4. The self-dusting gypsum board sizing cutting device according to claim 3, characterized in that: The fixing plate (202) is fixedly mounted with a fixing box (307), a hose (308) is fixedly mounted on the fixing box (307), an upper suction inlet (309) is fixedly mounted on the hose (308), the upper suction inlet (309) is fixedly mounted to the upper connecting plate (214), a transverse pipe (306) is fixedly mounted on the fixing box (307), a suction pipe (304) and an upper fan (305) are fixedly mounted on the transverse pipe (306), the suction pipe (304) and the collection box (301) are fixedly mounted, and a filter cotton is provided at the connection between the upper fan (305) and the transverse pipe (306).

Images