CN221095078U - Auxiliary device for building foundation detection - Google Patents

Abstract

The utility model discloses an auxiliary device for building foundation detection, which relates to the technical field of foundation detection auxiliary equipment and comprises a working table plate, a movable supporting leg mechanism, a height-adjustable mounting mechanism and a horizontal indicating mechanism; a through hole is formed in the middle of the upper side of the working table plate, and a foundation detector height adjusting mechanism positioned above the through hole is arranged at the top of the working table plate; the movable supporting leg mechanism comprises a universal ball seat and a universal ball, and four fixing flanges are fixedly connected to four corners of the bottom of the working table plate through fixing screws respectively. This building foundation detects with auxiliary device, through adjustable height formula installation mechanism and movable landing leg mechanism to the back of work platen position fixing, can be with the help of level indication mechanism with the work platen to the level to make the foundation bearing capacity detector of foundation detector height adjustment mechanism bottom installation can be in vertical state, avoid the foundation bearing capacity detector to incline to place the degree of accuracy that influences foundation bearing capacity and detect.

Description

Auxiliary device for building foundation detection

Technical Field

The utility model relates to the technical field of foundation detection auxiliary equipment, in particular to an auxiliary device for building foundation detection.

Background

At present, the foundation is a soil body or a rock body for supporting a foundation under a building, the artificial foundation needs to be reinforced by people, and in order to ensure each capability of the formed foundation, the performance of the foundation needs to be detected by a special detection device.

The foundation bearing capacity detection of the building is an important item in foundation detection indexes, and the support in the prior art supports the foundation bearing capacity detector, so that the foundation bearing capacity detector is stably positioned above a foundation for detection, however, uneven surfaces of the foundation of some buildings can cause the foundation bearing capacity detector to incline at a certain angle, and the accuracy of bearing capacity detection is affected.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides an auxiliary device for detecting a building foundation, which can adjust a working table plate to be horizontal by means of a horizontal indicating mechanism after fixing the position of the working table plate by a height-adjustable mounting mechanism and a movable supporting leg mechanism, so that a foundation bearing capacity detector mounted at the bottom of a height adjusting mechanism of a foundation detector can be in a vertical state, the accuracy of foundation bearing capacity detection is prevented from being influenced by inclined placement of the foundation bearing capacity detector, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an auxiliary device for building foundation detection, comprising:

The middle part of the upper side of the working table plate is provided with a through hole, and the top of the working table plate is provided with a foundation detector height adjusting mechanism positioned above the through hole;

The movable supporting leg mechanism comprises fixing flanges, fixing screws, universal ball seats, universal balls and round supporting legs, four fixing flanges are fixedly connected to four corners of the bottom of the workbench plate through the fixing screws respectively, the universal ball seats are arranged at the bottoms of the fixing flanges, the universal balls are arranged in the universal ball seats, and the bottoms of the universal balls are fixedly connected with the tops of the round supporting legs;

The height-adjustable mounting mechanism is mounted at the bottom end of the round supporting leg;

the horizontal indicating mechanism is arranged on the upper side of the working table plate.

The adjustable height type installation mechanism is used for fixing the bottoms of the round supporting legs, the universal ball seat and the universal ball can be fixed by means of the cooperation of the fixing flange and the fixing screws, the heights of the round supporting legs can be adjusted by the universal ball seat and the universal ball, the height of each round supporting leg is adjusted through the adjustable height type installation mechanism, the horizontal state of the workbench plate is kept, the horizontal state of the workbench plate can be indicated by the horizontal indication mechanism, the workbench plate is convenient to adjust to the horizontal state, the foundation detector height adjusting mechanism is used for installing the foundation bearing capacity detector, meanwhile, the height of the foundation bearing capacity detector can be adjusted, the foundation bearing capacity detector passes through the through hole and then approaches or is inserted into a foundation layer, the foundation bearing capacity detector is vertically placed to prevent inclination, and the accuracy of foundation bearing capacity detection can be improved.

Further, adjustable high formula mounting plate constructs and includes fixed disk, installation cover, bearing, heightening screw rod and swivel, and threaded connection heightens the top of screw rod respectively in the bottom screw thread deep hole of every round landing leg, the bottom of heightening screw rod is connected with the installation cover through the bearing rotation, and the bottom fixedly connected with fixed disk of installation cover, annular array has seted up the anchor eye on the fixed disk, and the fixed swivel that has cup jointed in the bottom of heightening screw rod. The anchor rod is inserted into the anchor hole, the fixed disc can be fixed on the ground through the anchor rod, if the working table plate is found not to be in a horizontal state through the horizontal indication mechanism, according to the inclination angle of the working table plate, the swivel with low adjustment position is adjusted, the heightening screw rod is rotated through the swivel, the heightening screw rod is rotated relative to the mounting sleeve through the bearing, the heightening screw rod and the threaded action of the bottom threaded deep hole of the round supporting leg can enable the top of the heightening screw rod to extend out of the bottom threaded deep hole of the round supporting leg, so that the round supporting leg is lifted, the working table plate is in a horizontal state, the swivel is reversely rotated, the round supporting leg is lowered, and the height adjustment is convenient and fast.

Further, the height-adjustable type mounting mechanism further comprises a movable shaft, an adjusting spanner rod and a rod sleeve, one end of the adjusting spanner rod is movably connected in mounting grooves at the bottoms of two sides of the swivel through the movable shaft, and the other end of the adjusting spanner rod is sleeved with the rod sleeve. The adjustable spanner rod can be folded by means of the movable shaft, the anchor rod is prevented from being inserted into the anchor hole, when the swivel needs to be rotated, the bottom end of the adjustable spanner rod is lifted, the adjustable spanner rod moves to a horizontal state relative to the swivel through the movable shaft, then the swivel can be rotated by pulling the adjustable spanner rod, in order to avoid the hand grinding of the adjustable spanner rod, the rod sleeve is arranged to protect the hand of an operator, and the rod sleeve is made of rubber.

Further, the horizontal indicating mechanism comprises a rectangular groove, a level gauge and a protection component, wherein the rectangular groove is formed in the upper side of the working table plate, the level gauge is arranged in the inner bottom of the rectangular groove, and the protection component is arranged at the inner top of the rectangular groove. The rectangular groove can prevent the level from protruding out of the upper side of the working table plate, the level is placed on the detection site and damaged by collision, and the protection component can cover the level when not in use to protect the level.

Further, the protection component comprises a sliding cover plate and a poking strip, the sliding cover plate is connected in the sliding groove on one side of the rectangular groove in a sliding mode, and the poking strip is arranged on the upper side of one end of the sliding cover plate, which is located in the rectangular groove. When the level gauge is used, the sliding cover plate is poked through the poking strip, the sliding cover plate is retracted into the sliding groove on one side of the rectangular groove, the level state can be checked through the level gauge, and when the level gauge is not used, the sliding cover plate is poked through the poking strip, so that the sliding cover plate covers the top of the rectangular groove, and the level gauge is protected.

Further, the floor surface scraping mechanism is arranged on the lower side of the workbench plate. Because the uneven state can appear on the foundation surface, if the position of by the foundation bearing capacity detector is uneven on the foundation surface during detection, can also influence the testing result, use the basal plane to strive for the mechanism and can strive for the foundation surface, improve the degree of accuracy that detects.

Further, the ground surface strickling mechanism comprises a transverse moving assembly, a clamping seat, bolts and a scraping plate, wherein the transverse moving assembly is arranged at the bottom of the working table plate, the clamping seat is fixedly connected to the bottom of the transverse moving assembly, and the clamping seat is fixedly connected with the top of the scraping plate through the bolts. The transverse moving assembly drives the clamping seat to transversely move, so that the scraping plate is driven to scrape the surface of the foundation, soil and stone impurities on the surface of the foundation are cleaned, and meanwhile, the surface of the foundation is kept horizontal.

Compared with the prior art, the utility model has the beneficial effects that:

1. After the position of the workbench plate is fixed through the height-adjustable mounting mechanism and the movable supporting leg mechanism, the workbench plate can be adjusted to be horizontal by means of the horizontal indicating mechanism, so that the foundation bearing capacity detector mounted at the bottom of the foundation detector height adjusting mechanism can be in a vertical state, and the influence of inclined placement of the foundation bearing capacity detector on the accuracy of foundation bearing capacity detection is avoided.

2. The transverse moving assembly drives the clamping seat to transversely move, so that the scraping plate is driven to scrape the surface of the foundation, soil and stone impurities on the surface of the foundation are cleaned, the surface level of the foundation is maintained, and the detection accuracy of the foundation bearing capacity detector is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of a height-adjustable mounting mechanism according to the present utility model;

fig. 4 is a schematic view of the bottom structure of the present utility model.

In the figure: the device comprises a working table plate, a 2 through hole, a 3 movable supporting leg mechanism, a 31 fixed flange, a 32 fixed screw, a 33 universal ball seat, a 34 universal ball, a 35 round supporting leg, a 4 adjustable height type installation mechanism, a 41 fixed disk, a 42 installation sleeve, a 43 bearing, a 44 height adjusting screw rod, a 45 swivel, a 46 movable shaft, a 47 adjusting spanner rod, a 48 rod sleeve, a 5 ground plane scraping mechanism, a 51 end plate, a 52 transverse sliding column, a 53 transverse threaded rod, a 54 knob, a 55 scraping movable block, a 56 telescopic rod, a 57 clamping seat, a 58 bolt, a 59 scraper, a 510 rib block, a 6 foundation detector height adjusting mechanism, a 61 supporting rod, a 62 transverse beam, a 63 nut, a 64 vertical threaded rod, a 65 hand wheel, a 66 adjusting rod, a 67 pressing disk, a 68 foundation detector fixing sleeve, a 7 horizontal indicating mechanism, a 71 rectangular groove, a 72 level instrument, a 73 sliding cover plate and a 74 stirring bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: an auxiliary device for building foundation detection comprises a working table plate 1, a movable supporting leg mechanism 3, a height-adjustable mounting mechanism 4 and a horizontal indicating mechanism 7;

A through hole 2 is formed in the middle of the upper side of the working table plate 1, and a foundation detector height adjusting mechanism 6 positioned above the through hole 2 is arranged at the top of the working table plate 1;

The foundation detector height adjusting mechanism 6 comprises a supporting rod 61, a cross beam 62, nuts 63, vertical screws 64, a hand wheel 65, adjusting rods 66, a pressure plate 67 and a foundation detector fixing sleeve 68, wherein two sides of the top of the working table plate 1 are respectively and fixedly connected with the bottom ends of the two supporting rods 61, the top ends of the two supporting rods 61 are fixedly connected with two ends of the cross beam 62, the middle of the cross beam 62 is provided with the nuts 63, the internal threads of the nuts 63 are connected with the vertical screws 64, the top of the vertical screws 64 are fixedly connected with the hand wheel 65, the bottom of the vertical screws 64 are rotationally connected with the middle of the upper side of the pressure plate 67, two ends of the pressure plate 67 are respectively and fixedly connected with one ends of the two adjusting rods 66, the other vertical holes of the two adjusting rods 66 are respectively and vertically and slidably connected with the two supporting rods 61, the foundation detector fixing sleeve 68 is arranged at the bottom of the pressure plate 67, and a foundation bearing capacity detector is arranged in the foundation detector fixing sleeve 68; through the clockwise rotation of the hand wheel 65 to erect the screw 64, erect the screw 64 and the screw action of the nut 63 can drive pressure disk 67 and adjusting lever 66 to move down along the branch 61, thus make the foundation bearing capacity detector move down, the foundation bearing capacity detector bottom pass through the through-hole 2 can detect the foundation bearing capacity, after finishing detecting, anticlockwise rotation of the hand wheel 65, then can make the foundation bearing capacity detector move up.

The movable supporting leg mechanism 3 comprises fixing flanges 31, fixing screws 32, universal ball seats 33, universal balls 34 and round supporting legs 35, four fixing flanges 31 are fixedly connected to four corners of the bottom of the working table plate 1 through the fixing screws 32 respectively, the universal ball seats 33 are arranged at the bottom of each fixing flange 31, the universal balls 34 are arranged in the universal ball seats 33, and the bottoms of the universal balls 34 are fixedly connected with the tops of the round supporting legs 35;

The height-adjustable mounting mechanism 4 is mounted at the bottom end of the round supporting leg 35;

The height-adjustable mounting mechanism 4 comprises a fixed disc 41, a mounting sleeve 42, a bearing 43, a height-adjusting screw 44 and a swivel 45, wherein the top ends of the height-adjusting screws 44 are respectively connected in threaded deep holes at the bottoms of the circular supporting legs 35 in a threaded manner, the bottom ends of the height-adjusting screws 44 are rotatably connected with the mounting sleeve 42 through the bearing 43, the bottom of the mounting sleeve 42 is fixedly connected with the fixed disc 41, anchor holes are formed in the fixed disc 41 in an annular array manner, and the bottoms of the height-adjusting screws 44 are fixedly sleeved with the swivel 45. The anchor rod is inserted into the anchor hole, the fixed disc 41 can be fixed on the ground through the anchor rod, if the horizontal indicating mechanism 7 finds that the workbench plate 1 is not in a horizontal state, according to the inclination angle of the workbench plate 1, the rotating ring 45 with a low adjusting position is used for adjusting the height adjusting screw rod 44, the height adjusting screw rod 44 rotates relative to the mounting sleeve 42 through the rotating ring 45, the height adjusting screw rod 44 and the screw thread function of the bottom thread deep hole of the round supporting leg 35 can enable the top of the height adjusting screw rod 44 to extend out of the bottom thread deep hole of the round supporting leg 35, so that the round supporting leg 35 is lifted, the workbench plate 1 is in a horizontal state, the round supporting leg 35 can be lowered by reversely rotating the rotating ring 45, and the height adjustment is convenient and quick.

The height-adjustable mounting mechanism 4 further comprises a movable shaft 46, an adjusting spanner 47 and a rod sleeve 48, wherein one end of the adjusting spanner 47 is movably connected in mounting grooves at the bottoms of two sides of the swivel 45 through the movable shaft 46, and the other end of the adjusting spanner 47 is sleeved with the rod sleeve 48. The adjustable spanner 47 can be folded by means of the movable shaft 46, the anchor rod is prevented from being inserted into an anchor hole, when the swivel 45 needs to be rotated, the bottom end of the adjustable spanner 47 is lifted, the adjustable spanner 47 moves to a horizontal state relative to the swivel 45 through the movable shaft 46, then the swivel 45 can be rotated by pulling the adjustable spanner 47, in order to prevent the adjustable spanner 47 from grinding hands, the rod sleeve 48 is arranged to protect hands of an operator, and the rod sleeve 48 is made of rubber.

The horizontal indicating mechanism 7 is installed on the upper side of the table plate 1.

When the device is used, the height-adjustable mounting mechanism 4 is used for fixing the bottoms of the round supporting legs 35, the universal ball seat 33 and the universal ball 34 can be fixed by means of the cooperation of the fixing flange 31 and the fixing screws 32, the heights of the round supporting legs 35 can be adjusted by the universal ball seat 33 and the universal ball 34, the height of each round supporting leg 35 is adjusted through the height-adjustable mounting mechanism 4, the horizontal state of the workbench plate 1 is ensured, the horizontal state of the workbench plate 1 can be indicated by the horizontal indicating mechanism 7, the workbench plate 1 is convenient to adjust to the horizontal state, the foundation detector height adjusting mechanism 6 is used for installing the foundation bearing force detector, meanwhile, the height of the foundation bearing force detector can be adjusted, the foundation bearing force detector passes through the through hole 2 and then approaches or is inserted into a foundation layer, the foundation bearing force detector is vertically placed to prevent inclination, and the accuracy of foundation bearing force detection can be improved.

In a second embodiment, referring to fig. 1 to 4, the present utility model provides a technical solution: an auxiliary device for detecting a building foundation, the present embodiment is a further explanation of the structure of the first embodiment;

The horizontal indicating mechanism 7 comprises a rectangular groove 71, a level gauge 72 and a protection component, the rectangular groove 71 is formed in the upper side of the workbench plate 1, the level gauge 72 is installed in the inner bottom of the rectangular groove 71, and the protection component is installed at the top in the rectangular groove 71. The rectangular groove 71 can prevent the level gauge 72 from protruding out of the upper side of the working table plate 1, the level gauge 72 is placed on the detection site to be damaged by collision, and the protection component can cover the level gauge 72 when not in use to protect the level gauge 72.

The protection component comprises a sliding cover plate 73 and a poking strip 74, the sliding cover plate 73 is connected in a sliding mode in the sliding groove on one side of the rectangular groove 71, and the poking strip 74 is arranged on the upper side of one end of the sliding cover plate 73 located in the rectangular groove 71. When the level gauge 72 is used, the sliding cover plate 73 is poked through the poking bar 74, so that the sliding cover plate 73 is retracted into the sliding groove on one side of the rectangular groove 71, the level state can be checked through the level gauge 72 at the moment, and when the level gauge 72 is not used, the sliding cover plate 73 is poked through the poking bar 74, so that the sliding cover plate 73 covers the top of the rectangular groove 71, and the level gauge 72 is protected.

In a third embodiment, referring to fig. 1 to 4, the present utility model provides a technical solution: the construction foundation detection auxiliary device has the same structure as the second embodiment, except that the auxiliary device is provided with a first auxiliary device and a second auxiliary device;

In order to level the foundation surface, a floor-leveling mechanism 5 is also provided, and the floor-leveling mechanism 5 is installed on the underside of the table plate 1. Because the uneven state can appear on the foundation surface, if the position of by the foundation bearing capacity detector is uneven on the foundation surface during detection, can also influence the testing result, use the basal plane to strive for the mechanism 5 and can strive for the foundation surface, improve the degree of accuracy of detection.

The floor surface scraping mechanism 5 comprises a traversing assembly, a clamping seat 57, a bolt 58 and a scraping plate 59, wherein the traversing assembly is installed at the bottom of the working platen 1, the clamping seat 57 is fixedly connected to the bottom of the traversing assembly, and the clamping seat 57 is fixedly connected with the top of the scraping plate 59 through the bolt 58. The traversing assembly drives the clamping seat 57 to traverse, thereby driving the scraping plate 59 to scrape the surface of the foundation, so that the earth and stone impurities on the surface of the foundation are cleaned, the surface of the foundation is kept horizontal, and the scraping plate 59 with excessive abrasion can be replaced by loosening the bolts 58.

The traversing assembly comprises end plates 51, a traversing column 52, a traversing threaded rod 53, a knob 54, a leveling movable block 55 and a telescopic rod 56, wherein the end plates 51 are fixedly connected to the two sides of the bottom of the working platen 1 respectively, the traversing threaded rod 53 is rotatably connected to the rear side between the two end plates 51, one end of the traversing threaded rod 53 is connected with the knob 54, the traversing column 52 is fixedly connected to the front side between the two end plates 51, the through hole 2 is positioned in front of and above the traversing column 52 and the traversing threaded rod 53, a foundation is detected by the foundation bearing capacity detector without interference, a screw hole on the rear side of the leveling movable block 55 is in threaded connection with the traversing threaded rod 53, a sliding hole on the front side of the leveling movable block 55 is in transverse sliding connection with the traversing column 52, the bottom of the leveling movable block 55 is fixedly connected with the top of the telescopic rod 56, the bottom of the telescopic rod 56 is fixedly connected with the top center of the clamping seat 57, the telescopic rod 56 adopts a telescopic rod with adjustable length and can enable the scraping plate 59 to contact the ground after the telescopic rod 56 is stretched and locked, then the knob 54 is rotated, the knob 54 drives the traversing rod 53 to rotate, the foundation is not interfered by the traversing rod 52, the foundation can be detected by the foundation bearing capacity detector, the sliding down, the sliding surface of the leveling movable block 55 can be caused by the action of the traversing threaded rod 53 and the surface of the leveling movable block 55 to slide along the surface, and the foundation can slide along the surface of the foundation.

The telescopic rod further comprises rib blocks 510, two sides of the bottom of the telescopic rod 56 are fixedly connected with the top of the clamping seat 57 through the rib blocks 510, and the connection strength of the telescopic rod 56 and the clamping seat 57 is improved through the rib blocks 510.

In other embodiments, the sliding cover 73 is a transparent plate, such as an acrylic plate, that shields the level 72 while still allowing the level 72 to be viewed, while the sliding cover 73 blocks the top of the rectangular recess 71.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An auxiliary device for detecting a building foundation, comprising:

A through hole (2) is formed in the middle of the upper side of the working table plate (1), and a foundation detector height adjusting mechanism (6) positioned above the through hole (2) is arranged at the top of the working table plate (1);

The movable supporting leg mechanism (3) comprises fixing flanges (31), fixing screws (32), universal ball seats (33), universal balls (34) and round supporting legs (35), four fixing flanges (31) are fixedly connected to four corners of the bottom of the working table plate (1) through the fixing screws (32), the universal ball seats (33) are arranged at the bottom of each fixing flange (31), the universal balls (34) are arranged in the universal ball seats (33), and the bottoms of the universal balls (34) are fixedly connected with the tops of the round supporting legs (35);

The height-adjustable mounting mechanism (4) is mounted at the bottom end of the round supporting leg (35);

And the horizontal indicating mechanism (7) is arranged on the upper side of the workbench plate (1).

2. The auxiliary device for detecting a foundation of a building according to claim 1, wherein: the height-adjustable mounting mechanism (4) comprises a fixed disc (41), a mounting sleeve (42), a bearing (43), a height-adjustable screw (44) and a swivel (45), the top ends of the height-adjustable screws (44) are respectively connected with the bottom thread deep holes of each round supporting leg (35) in a threaded mode, the bottom ends of the height-adjustable screws (44) are rotatably connected with the mounting sleeve (42) through the bearing (43), the bottom of the mounting sleeve (42) is fixedly connected with the fixed disc (41), anchor holes are formed in the fixed disc (41) in an annular array mode, and the bottoms of the height-adjustable screws (44) are fixedly sleeved with the swivel (45).

3. The auxiliary device for detecting a foundation of a building according to claim 2, wherein: the adjustable height type mounting mechanism (4) further comprises a movable shaft (46), an adjusting spanner rod (47) and a rod sleeve (48), one end of the adjusting spanner rod (47) is movably connected in mounting grooves at the bottoms of two sides of the swivel (45) through the movable shaft (46), and the other end of the adjusting spanner rod (47) is sleeved with the rod sleeve (48).

4. The auxiliary device for detecting a foundation of a building according to claim 1, wherein: the horizontal indicating mechanism (7) comprises a rectangular groove (71), a level gauge (72) and a protection component, the rectangular groove (71) is formed in the upper side of the working table plate (1), the level gauge (72) is arranged in the inner bottom of the rectangular groove (71), and the protection component is arranged at the inner top of the rectangular groove (71).

5. The auxiliary device for detecting a foundation of a building according to claim 4, wherein: the protection assembly comprises a sliding cover plate (73) and a poking strip (74), the sliding cover plate (73) is connected in the sliding groove on one side of the rectangular groove (71) in a sliding mode, and the poking strip (74) is arranged on the upper side of one end of the sliding cover plate (73) located in the rectangular groove (71).

6. The auxiliary device for detecting a foundation of a building according to claim 1, wherein: the novel floor surface scraping device further comprises a floor surface scraping mechanism (5), and the floor surface scraping mechanism (5) is arranged on the lower side of the workbench plate (1).

7. The auxiliary device for detecting a foundation of a building according to claim 6, wherein: the floor surface scraping mechanism (5) comprises a transverse moving assembly, a clamping seat (57), a bolt (58) and a scraping plate (59), wherein the transverse moving assembly is installed at the bottom of the working table plate (1), the clamping seat (57) is fixedly connected to the bottom of the transverse moving assembly, and the clamping seat (57) is fixedly connected with the top of the scraping plate (59) through the bolt (58).