CN113882700B

CN113882700B - Brick cement edge scraping equipment for building construction

Info

Publication number: CN113882700B
Application number: CN202111082276.5A
Authority: CN
Inventors: 肖信霈
Original assignee: Jiangsu Shengli Construction Development Co ltd
Current assignee: Jiangsu Shengli Construction Development Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2023-07-14
Anticipated expiration: 2041-09-15
Also published as: CN113882700A

Abstract

The invention relates to cement edge scraping equipment, in particular to brickwork cement edge scraping equipment for building construction. The invention aims to solve the technical problems: the brickwork cement edge scraping equipment for building construction can automatically scrape edges of brickwork cement at different positions. The utility model provides a building construction is with cement of laying bricks scraping limit equipment, including: the lifting frame comprises a bottom frame body, lifting frames, gear motors, first telescopic rods, first bevel gears and fixing frames, wherein the first telescopic rods are symmetrically connected to two sides of the bottom frame body, the lifting frames are connected between telescopic ends of the first telescopic rods, the gear motors are arranged on the lifting frames, the first bevel gears are connected to output shafts of the gear motors, and the fixing frames are connected to the lifting frames. According to the cement scraping device, through the cooperation of the lifting assembly, the moving assembly and the pushing assembly, the device can be automatically replaced at another position to scrape cement edges, and therefore adjustment is carried out without consuming excessive manpower.

Description

Brick cement edge scraping equipment for building construction

Technical Field

The invention relates to cement edge scraping equipment, in particular to brickwork cement edge scraping equipment for building construction.

Background

Cement is a powdery hydraulic inorganic cementing material, and is slurry after being added with water and stirred, can be hardened in air or water, and can firmly bond sand, stone and other materials together. Therefore, cement is usually used for piling up when brickwork, cement can be extruded and flows out at the edge of brickwork generally when brickwork, and then needs to scrape the edge to brickwork cement, and the edge is scraped to brickwork cement generally by the manual work, and when the manual work was scraped to cement, the position of frequently squatting and moving is needed to scrape the edge to brickwork cement of different positions, therefore need consume more physical power when the manual work is scraped, and then lead to workman's body ache.

It is therefore highly desirable to develop a brickwork cement edge scraping device for building construction which can automatically scrape edges of brickwork cement at different positions.

Disclosure of Invention

In order to overcome the defect that more physical force is required to be consumed when the edge is scraped manually, and then the body ache of workers is caused, the technical problem is that: the brickwork cement edge scraping equipment for building construction can automatically scrape edges of brickwork cement at different positions.

The technical proposal is as follows: the utility model provides a building construction is with cement of laying bricks scraping limit equipment, including: the lifting device comprises a bottom frame, a lifting frame, a gear motor, a first telescopic rod, a first bevel gear, a fixing frame, a long threaded rod, a second bevel gear, a nut, a mounting frame, a first shovel plate, an adjusting component, a lifting component, a moving component and a pushing component.

Preferably, the adjusting assembly comprises: the utility model provides a short threaded rod and second shovel board, the rotation is equipped with the short threaded rod on the mounting bracket, there is the second shovel board through threaded connection on the short threaded rod, second shovel board and underframe sliding type cooperation.

Preferably, the lifting assembly comprises: the telescopic handle comprises a second telescopic rod, a gear-missing, a handle and a toothed frame, wherein two symmetrical second telescopic rods are connected to a bottom frame, two gear-missing are rotatably connected between telescopic ends of the second telescopic rods, the gear-missing is rotatably connected with a lifting frame, the handle is connected to the rear side of the gear-missing, the toothed frame is arranged on the bottom frame, and the toothed frame is matched with the gear-missing.

Preferably, the moving assembly comprises: fixed plate, bull stick, wheel and belt pulley group, the both sides of underframe are all symmetrical to be equipped with two fixed plates, all are connected with the bull stick between the fixed plate of vertical homonymy in the rotation mode, the both sides of bull stick all are connected with the wheel, be connected with the belt pulley group between the bull stick.

Preferably, the pushing assembly comprises: l type pole, horizontal pole, sliding sleeve, first spring, ordinary rack, all gear and swash plate, be connected with L type pole between the flexible end of second telescopic link, be connected with the horizontal pole on the underframe, the slidingtype is equipped with the sliding sleeve on the horizontal pole, be connected with first spring between sliding sleeve and the horizontal pole, be connected with ordinary rack on the sliding sleeve, be connected with all gear on the bull stick through overrunning clutch, all gear and ordinary rack engagement, be equipped with the swash plate on the ordinary rack, swash plate and L type pole cooperation.

Preferably, the toggle assembly comprises: circular piece, wedge, second spring, carriage release lever and single tooth push pedal are connected with the circular piece on the one side lack the gear, evenly spaced apart has two at least spouts on the circular piece, all slidingtype is equipped with the wedge on the spout, all be connected with two second springs between wedge and the spout, be connected with the carriage release lever on the nut, be connected with single tooth push pedal on the carriage release lever.

Preferably, the scraping assembly comprises: the novel special-shaped shovel comprises a guide sleeve, a first special-shaped rod, a third spring, a second special-shaped rod, square sleeves, U-shaped racks, connecting rods, pinions, swing plates, triangular blocks and fourth springs, wherein the guide sleeve is connected to the mounting frame, the first special-shaped rod is connected to the guide sleeve in a sliding mode, two third springs are connected between the first special-shaped rod and the guide sleeve, a groove is formed in the first shovel plate, the groove is connected with the first special-shaped rod in a sliding mode, the second special-shaped rod is connected to the first special-shaped rod, the square sleeves are connected to the two sides of the first shovel plate and the two sides of the second shovel plate respectively, the U-shaped racks are connected to the square sleeves respectively, the pinions are connected to the two sides of the first shovel plate and the second shovel plate respectively in a rotating mode, the swing plates are connected to the pinions respectively, the triangular blocks are matched with the first special-shaped rod, and the fourth springs are connected to the square sleeves and the U-shaped racks respectively.

Preferably, the sliding assembly comprises: the guide frame is connected with the mounting frame in a sliding mode, and the mounting frame is connected with the push rod.

The beneficial effects of the invention are as follows: 1. according to the cement scraping device, through the cooperation of the lifting assembly, the moving assembly and the pushing assembly, the device can be automatically replaced at another position to scrape cement edges, and therefore adjustment is carried out without consuming excessive manpower.

2. The invention is provided with the scraping component, so that the cement left by scraping can be pushed to the outer sides of the first shovel plate and the second shovel plate, the waste of cement can be reduced, and meanwhile, the device can be prevented from being polluted by cement accumulation.

3. The cement scraping device is provided with the sliding component, and the pushing rod is controlled to move forwards and backwards, so that the mounting frame and the upper part of the mounting frame are driven to move forwards and backwards, and the positions of the first shovel plate and the second shovel plate are adjusted, so that the cement scraping degree can be adjusted.

4. The invention is provided with the poking component, so that the rotation of the gear lack can be poked automatically, thereby avoiding the manual control of the rotation of the gear lack, and further reducing the trouble of manual operation.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a partial perspective structure of the present invention.

Fig. 3 is a schematic perspective view of an adjusting assembly according to the present invention.

Fig. 4 is a schematic perspective view of a lifting assembly according to the present invention.

Fig. 5 is a schematic perspective view of a moving assembly and a pushing assembly according to the present invention.

Fig. 6 is a schematic perspective view of a toggle assembly according to the present invention.

Fig. 7 is a schematic perspective view of a scraping assembly and a sliding assembly according to the present invention.

Fig. 8 is a schematic view of a part of a scraping assembly according to the invention.

Reference numerals illustrate: 1_base frame, 2_lifting frame, 21_reducing motor, 22_first telescoping rod, 3_first bevel gear, 4_fixed mount, 5_long threaded rod, 6_second bevel gear, 7_nut, 8_fixed mount, 9_first blade, 10_adjusting assembly, 101_short threaded rod, 102_second blade, 11_lifting assembly, 111_second telescoping rod, 112_short gear, 113_handle, 114_toothed frame, 12_moving assembly, 121_fixed plate, 122_rotating rod, 123_wheel, 124_pulley set, 13_pushing assembly, 131_l type rod, 132_cross rod, 133_sliding sleeve, 134_first spring, 135_normal rack, 136_all gear, 137_swash plate, 14_toggle assembly, 141_round block, 142_slide, 143_wedge, 144_second spring, 145_travel bar, 146_single tooth push plate, 15_scrape assembly, 151_guide sleeve, 152_first profile bar, 153_third spring, 154_groove, 155_second profile bar, 156_square sleeve, 157_u-shaped rack, 158_connecting bar, 159_pinion, 1510_wobble plate, 1511_triangular block, 1512_fourth spring, 16_slide assembly, 161_guide frame, 162_push bar.

Detailed Description

The following description is of the preferred embodiments of the invention, and is not intended to limit the scope of the invention.

Example 1

The utility model provides a building construction is with cement of laying bricks scraping limit equipment, as shown in fig. 1-5, including underframe 1, lifting frame 2, gear motor 21, first telescopic link 22, first bevel gear 3, mount 4, long threaded rod 5, second bevel gear 6, nut 7, mounting bracket 8, first shovel 9, adjusting part 10, lifting part 11, remove subassembly 12 and pushing component 13, the upper portion left and right sides of underframe 1 all fore-and-aft symmetry is connected with first telescopic link 22, be connected with lifting frame 2 between the flexible end of first telescopic link 22, the left side of lifting frame 2 is equipped with gear motor 21, be connected with first bevel gear 3 on gear motor 21's the output shaft, lifting frame 2's front side is connected with mount 4, the rotation is connected with long threaded rod 5 on the mount 4, long threaded rod 5's left side is connected with second bevel gear 6, second bevel gear 6 meshes with first bevel gear 3, lifting frame 2's front side sliding connection has nut 7, nut 7 and long threaded rod 5 pass through threaded connection, nut 7's downside sliding connection has 8, 8 front side 8 is equipped with first bevel gear 8, lifting frame 2 is equipped with lifting part 1, lifting part 1 is equipped with lifting part 12, lifting part 1 is equipped with lifting part 1.

When needs scrape limit to brickwork cement, controlling means removes to by brickwork cement, control adjusting part 10 afterwards, make first shovel 9 and adjusting part 10 align brickwork cement, then start gear motor 21, gear motor 21 just can drive first bevel gear 3 and rotate, and then make second bevel gear 6 rotatory, thereby drive long threaded rod 5 rotatory, and then make nut 7 remove to the left side, thereby drive first shovel 9 and adjusting part 10 through mounting bracket 8 and remove to the left side, and then make first shovel 9 and adjusting part 10 align brickwork cement and scrape the limit, after the limit is accomplished, control lifting part 11 operates, and then make first shovel 9 and adjusting part 10 align the brickwork cement of upper strata, then control gear motor 21 reverse rotation, and then make first shovel 9 and adjusting part 10 remove to the right side, thereby scrape the limit to the brickwork cement of upper strata, then repeat above-mentioned process, after the whole limit of scraping of a section brickwork cement is accomplished, lifting part 11 can automatic reset, and then drive the promotion subassembly 13 and carry out operation through the motion device when the whole equipment of the operation of scraping cement, can be completed when the whole device of the moving bricks 21 is removed to the speed reduction gear 21.

The adjusting component 10 comprises a short threaded rod 101 and a second shovel plate 102, the lower side of the mounting frame 8 is rotatably provided with the short threaded rod 101, the short threaded rod 101 is connected with the second shovel plate 102 through threads, and the second shovel plate 102 is in sliding fit with the bottom frame 1.

When needs scrape limit to brickwork cement, controlling means removes by brickwork cement, and then control short threaded rod 101 is rotatory, and then makes second shovel board 102 reciprocate, and then adjusts the distance between second shovel board 102 and the first shovel board 9 to make two piece upper and lower brickwork cement of first shovel board 9 and second shovel board 102 alignment, and then make the device to the brickwork cement of different width scrape the limit.

The lifting assembly 11 comprises a second telescopic rod 111, a gear-missing 112, a handle 113 and a gear frame 114, wherein the bottom frame 1 is connected with two second telescopic rods 111 which are bilaterally symmetrical, a front gear-missing 112 and a rear gear-missing 112 are rotatably connected between telescopic ends of the second telescopic rods 111, the gear-missing 112 is rotatably connected with the lifting frame 2, the handle 113 is connected to the rear side of the gear-missing 112, the gear frame 114 is arranged on the bottom frame 1, and the gear frame 114 is matched with the gear-missing 112.

When the edge of the brick cement is scraped, the handle 113 can be controlled to enable the gear lack 112 to rotate a part, then the gear lack 112 moves upwards for a certain distance through the action of the gear frame 114, then the lifting frame 2 and the upper part of the lifting frame are driven to move upwards for a certain distance, and then the first shovel plate 9 and the second shovel plate 102 are driven to move upwards for a certain distance, so that the edge of the brick cement on the upper layer can be scraped, and when the gear lack 112 rotates to be separated from the gear frame 114, the lifting frame 2 and the upper part of the lifting frame move downwards for resetting due to gravity, and then the whole edge scraping of the brick cement is illustrated.

The moving assembly 12 comprises a fixed plate 121, a rotating rod 122, wheels 123 and a belt pulley set 124, wherein the two fixed plates 121 are symmetrically arranged on the front side and the rear side of the bottom frame 1, the rotating rod 122 is rotationally connected between the fixed plates 121 on the same longitudinal side, the wheels 123 are connected on the front side and the rear side of the rotating rod 122, and the belt pulley set 124 is connected between the rotating rods 122.

After the whole edge of scraping of one section of brickwork cement is completed, lifting frame 2 and the upper part thereof can be reset due to downward movement of gravity, and then drive pushing assembly 13 to operate, so that left side bull stick 122 is rotated, and then right side bull stick 122 is driven to rotate through pulley group 124, so that the whole equipment can be moved through wheels 123, and then the edge of scraping of another section of brickwork cement can be carried out.

The pushing assembly 13 comprises an L-shaped rod 131, a cross rod 132, a sliding sleeve 133, a first spring 134, a common rack 135, a full gear 136 and a sloping plate 137, wherein the L-shaped rod 131 is connected between the telescopic ends of the second telescopic rods 111, the cross rod 132 is connected to the bottom frame 1, the sliding sleeve 133 is arranged on the cross rod 132 in a sliding mode, the first spring 134 is connected between the sliding sleeve 133 and the cross rod 132, the common rack 135 is connected to the lower side of the sliding sleeve 133, the full gear 136 is connected to the sloping plate 122 through an overrunning clutch, the full gear 136 is meshed with the common rack 135, the sloping plate 137 is arranged on the upper side of the right portion of the common rack 135, and the sloping plate 137 is matched with the L-shaped rod 131.

When the device is in a normal state, the first spring 134 is in a stretching state, when the gear-lack wheel 112 moves upwards, the L-shaped rod 131 is driven to move upwards, and then the common rack 135 moves leftwards due to the reset action of the first spring 134, at the moment, the full gear 136 is not driven to rotate due to the action of the overrunning clutch, after the whole edge scraping of one section of brickwork cement is completed, the lifting frame 2 and the upper part of the lifting frame can move downwards due to gravity to reset, and then the L-shaped rod 131 is driven to move downwards, so that the common rack 135 moves rightwards, and then the full gear 136 is driven to rotate, so that the left-side rotating rod 122 rotates, and then the right-side rotating rod 122 is driven to rotate through the belt pulley group 124, so that the whole equipment moves through the wheels 123, and then the edge scraping of the other section of brickwork cement can be carried out.

Example 2

On the basis of embodiment 1, as shown in fig. 2, 6, 7 and 8, the toggle assembly 14 comprises a circular block 141, a wedge block 143, a second spring 144, a moving rod 145 and a single-tooth push plate 146, the front side gear-lack 112 is connected with the circular block 141, five sliding grooves 142 are uniformly spaced on the circular block 141, the sliding grooves 142 are respectively provided with the wedge block 143 in a sliding manner, two second springs 144 are respectively connected between the wedge block 143 and the sliding grooves 142, the rear side of the nut 7 is connected with the moving rod 145, and the upper side of the rear part of the moving rod 145 is connected with the single-tooth push plate 146.

When the nut 7 moves leftwards, the moving rod 145 and the single-tooth push plate 146 are driven to move leftwards together, when the single-tooth push plate 146 moves to be in contact with the wedge block 143, the wedge block 143 and the circular block 141 are pushed to rotate, the gear-lack wheel 112 is further rotated, when the single-tooth push plate 146 moves to be separated from the wedge block 143, the wedge block 143 and the circular block 141 stop rotating, therefore, the manual control of the rotation of the gear-lack wheel 112 is not needed, the trouble of manual operation is reduced, when the nut 7 moves rightwards, the moving rod 145 and the single-tooth push plate 146 are driven to move rightwards together, when the single-tooth push plate 146 moves to be in contact with the wedge block 143 again, the wedge block 143 moves downwards, the second spring 144 is compressed, and when the single-tooth push plate 146 moves to be separated from the wedge block 143, the second spring 144 rebounds to drive the wedge block 143 to move upwards to reset.

The scraping assembly 15 comprises a guide sleeve 151, a first special-shaped rod 152, a third spring 153, a second special-shaped rod 155, a square sleeve 156, a U-shaped rack 157, a connecting rod 158, a pinion 159, a swinging plate 1510, a triangular block 1511 and a fourth spring 1512, wherein the front side of a mounting frame 8 is connected with the guide sleeve 151, the first special-shaped rod 152 is connected with the guide sleeve 151 in a sliding manner, two left and right third springs 153 are connected between the first special-shaped rod 152 and the guide sleeve 151, a groove 154 is formed in the first shovel plate 9 and is connected with the first special-shaped rod 152 in a sliding manner, the lower side of the first special-shaped rod 152 is connected with the second special-shaped rod 155, the left side and the right side of the first shovel plate 9 and the right side of the second shovel plate 102 are respectively connected with the square sleeve 156, the square sleeve 156 is respectively connected with the connecting rod 158, the upper side of the connecting rod 158 is respectively connected with the pinion 159 in a rotating manner, the lower side of the pinion 159 is connected with the swinging plate 1510, and the lower side of the left and right side of the left side of the 4 is provided with the triangular block 157, and the triangular block 157 is respectively connected with the triangular block 157, respectively, and the square sleeve 157 is respectively connected with the left side and right side of the square block 157, respectively, and the square block 157 is respectively connected with the square and the U-shaped rack 157.

When the nut 7 moves to two ends of the long threaded rod 5, the first special-shaped rod 152 is in contact with the triangular block 1511, so that the first special-shaped rod 152 moves downwards, the third spring 153 is compressed, the second special-shaped rod 155 is driven to move downwards when the first special-shaped rod 152 moves downwards, the U-shaped rack 157 is pushed to move outwards, the fourth spring 1512 is compressed, the pinion 159 is driven to rotate, the swinging plate 1510 is driven to rotate outwards, when the first special-shaped rod 152 is separated from the triangular block 1511, the third spring 153 rebounds to drive the first special-shaped rod 152 to move upwards for reset, and at the moment, the fourth spring 1512 rebounds to drive the U-shaped rack 157 to move inwards for reset, so that the swinging plate 1510 is driven to rotate reversely for reset, and the cement left by scraping edges is pushed to the outer sides of the first shovel 9 and the second shovel 102, so that the waste of the cement can be reduced, and meanwhile, the cement accumulation can be prevented from polluting the device.

The sliding component 16 comprises a guide frame 161 and a push rod 162, the lower side of the nut 7 is provided with the guide frame 161, the guide frame 161 is connected with the mounting frame 8 in a sliding manner, and the push rod 162 is connected with the right side of the mounting frame 8.

When the degree of the cement scraping edge is to be adjusted, the push rod 162 can be controlled to move back and forth, so that the mounting frame 8 and the upper part thereof are driven to move back and forth, and the positions of the first shovel 9 and the second shovel 102 are adjusted, so that the degree of the cement scraping edge can be adjusted.

The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.

Claims

1. Brickwork cement edge scraping equipment for construction is characterized by including: the lifting device comprises a bottom frame (1), a lifting frame (2), a gear motor (21), a first telescopic rod (22), a first bevel gear (3), a fixing frame (4), a long threaded rod (5), a second bevel gear (6), a nut (7), a mounting frame (8), a first shovel plate (9), an adjusting component (10), a lifting component (11), a moving component (12) and a pushing component (13), wherein the two sides of the bottom frame (1) are symmetrically connected with the first telescopic rod (22), the lifting frame (2) is connected between the telescopic ends of the first telescopic rod (22), the gear motor (21) is arranged on the lifting frame (2), the first bevel gear (3) is connected to an output shaft of the gear motor (21), the fixing frame (4) is connected to the lifting frame (2), the long threaded rod (5) is rotationally connected to the fixing frame (4), the second bevel gear (6) is meshed with the first bevel gear (3), the lifting frame (2) is connected with the second bevel gear (6) in a sliding mode, the threaded rod (7) is connected to the threaded rod (7) through the nut (7), the novel shovel comprises a mounting frame (8), wherein a first shovel plate (9) is arranged on the mounting frame (8), an adjusting component (10) is arranged on the mounting frame (8), a lifting component (11) is arranged between a bottom frame (1) and a lifting frame (2), a moving component (12) is arranged on the bottom frame (1), and a pushing component (13) is arranged on the bottom frame (1); the adjusting component (10) comprises: the device comprises a short threaded rod (101) and a second shovel plate (102), wherein the short threaded rod (101) is rotatably arranged on the mounting frame (8), the second shovel plate (102) is connected to the short threaded rod (101) through threads, and the second shovel plate (102) is in sliding fit with the bottom frame (1); the lifting assembly (11) comprises: the telescopic lifting device comprises a first telescopic rod (111), a gear (112), a handle (113) and a toothed frame (114), wherein two symmetrical first telescopic rods (111) are connected to a bottom frame (1), two gear (112) are rotatably connected between telescopic ends of the first telescopic rods (111), the gear (112) is rotatably connected with a lifting frame (2), the handle (113) is connected to the rear side of the gear (112), the toothed frame (114) is arranged on the bottom frame (1), and the toothed frame (114) is matched with the gear (112); the moving assembly (12) comprises: the novel lifting device comprises fixing plates (121), rotating rods (122), wheels (123) and belt pulley groups (124), wherein two fixing plates (121) are symmetrically arranged on two sides of a bottom frame (1), the rotating rods (122) are rotationally connected between the fixing plates (121) on the same longitudinal side, the wheels (123) are connected on two sides of each rotating rod (122), and the belt pulley groups (124) are connected between the rotating rods (122); the pushing component (13) comprises: l type pole (131), horizontal pole (132), sliding sleeve (133), first spring (134), ordinary rack (135), all-gear (136) and swash plate (137), be connected with L type pole (131) between the flexible end of second telescopic link (111), be connected with horizontal pole (132) on underframe (1), sliding type is equipped with sliding sleeve (133) on horizontal pole (132), be connected with first spring (134) between sliding sleeve (133) and horizontal pole (132), be connected with ordinary rack (135) on sliding sleeve (133), be connected with all-gear (136) on bull stick (122) through overrunning clutch, all-gear (136) and ordinary rack (135) meshing, be equipped with swash plate (137) on ordinary rack (135), swash plate (137) and L type pole (131) cooperation.

2. A brickwork cement edge scraping device for building construction according to claim 1, characterized in that the toggle assembly (14) comprises: circular piece (141), wedge (143), second spring (144), carriage release lever (145) and single tooth push pedal (146), be connected with circular piece (141) on one side lack gear (112), evenly spaced apart on circular piece (141) have two at least spouts (142), all slidingtype on spout (142) are equipped with wedge (143), all be connected with two second springs (144) between wedge (143) and spout (142), be connected with carriage release lever (145) on nut (7), be connected with single tooth push pedal (146) on carriage release lever (145).

3. A brickwork cement edge scraping device for building construction according to claim 2, characterized in that the scraping assembly (15) comprises: guide sleeve (151), first dysmorphism pole (152), third spring (153), second dysmorphism pole (155), square sleeve (156), U type rack (157), connecting rod (158), pinion (159), swing plate (1510), triangle piece (1511) and fourth spring (1512), be connected with guide sleeve (151) on mounting bracket (8), sliding connection has first dysmorphism pole (152) on guide sleeve (151), be connected with two third springs (153) between first dysmorphism pole (152) and guide sleeve (151), open on first shovel board (9) fluted (154), fluted (154) are connected with first dysmorphism pole (152) slidingtype, be connected with second dysmorphism pole (155) on first dysmorphism pole (152), both sides of first shovel board (9) and second shovel board (102) all are connected with square sleeve (156), all sliding connection has U type rack (157) on square sleeve (151), first shovel board (9) and second shovel board (102) are connected with pinion (159) both sides, all are connected with pinion (159) on the swing plate (102) all, both sides are connected with pinion (159), the triangular block (1511) is matched with the first special-shaped rod (152), and a fourth spring (1512) is connected between the square sleeve (156) and the U-shaped rack (157).

4. A brickwork cement edge scraping device for building construction according to claim 3, characterized in that the sliding assembly (16) comprises: the guide frame (161) and push rod (162), be equipped with guide frame (161) on nut (7), guide frame (161) are connected with mounting bracket (8) slidingtype, be connected with push rod (162) on mounting bracket (8).