CN111993605B

CN111993605B - Wall drilling equipment suitable for building decoration uses

Info

Publication number: CN111993605B
Application number: CN202010785346.2A
Authority: CN
Inventors: 戴源
Original assignee: Bucc No4 Development Construction Co ltd
Current assignee: Bucc No4 Development Construction Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2022-05-31
Anticipated expiration: 2040-08-06
Also published as: CN111993605A

Abstract

The invention provides wall surface drilling equipment suitable for building decoration, which comprises a main frame and is characterized in that: the drilling equipment comprises a main frame, a support, a T-shaped guide rail, a drilling device, a horizontal fixing device, a support rod, a height adjusting device and a locking device, wherein the support is symmetrically arranged on two sides of the main frame, the lower end face of the support is connected with the lower end face of the main frame through the connecting device, the T-shaped guide rails with the same structure are arranged on the main frame and the support, the drilling device is movably arranged on the T-shaped guide rails, the horizontal fixing device is arranged at one end, away from the main frame, of the support, the support rod is fixedly arranged on the lower end face, close to one side of the horizontal fixing device, of the support, the height adjusting device is further arranged on the support rod, and the height adjusting device is connected with the support rod through the locking device.

Description

Wall drilling equipment suitable for building decoration uses

Technical Field

The invention belongs to the technical field of building decoration tools and punching tools, and particularly relates to wall surface drilling equipment suitable for building decoration.

Background

In the building construction process, drilling is mainly to position the position to be drilled by using a ruler or other measuring tools in advance, then position a drill bit of the drilling machine to a specified position, and drive a motor to rotate by using a motor to complete the drilling process.

For example, chinese patent literature discloses a novel wall drilling machine [ application number: 201610762996.9, including fixed column, sliding barrel, rotation axis, universal circulator, altitude controller, pulley, drill bit, connecting rod, fixer, radiator, motor and switch, the lower extreme of fixed column is connected with the base, and settles on its upper end to have the sliding barrel, be provided with the rotation axis on the sliding barrel, and its lower extreme is provided with horizontal bubble, the pulley is installed to the lower extreme of base, and is provided with the pulley locking on the pulley, the lower of pulley is provided with the track, be connected through the connecting rod between drill bit and the motor, be connected through the fixer between motor and the sliding barrel, be provided with radiator and switch on the motor.

Although a drilling machine among the above-mentioned scheme can prevent to a certain extent that the brill from boring askew, the effectual wall that has protected has improved drilling efficiency, can't solve the problem to the accurate location of drilling position, and does not have corresponding dustproof measure.

Disclosure of Invention

The invention aims to solve the problems and provides wall surface drilling equipment suitable for building decoration.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a wall drilling equipment suitable for building decoration uses, includes the body frame, its characterized in that: the body frame bilateral symmetry be provided with the support, just the body frame with two terminal surfaces that the support is adjacent between be equipped with the clearance, the support under the terminal surface pass through connecting device with the lower terminal surface of body frame link to each other, the body frame with the support on all be equipped with the T shape guide rail of the structure unanimity, just T shape guide rail one side be equipped with the scale, T shape guide rail on movable mounting have drilling equipment, the support keep away from the one end of body frame be equipped with horizontal fixing device, the support be close to the lower terminal surface of horizontal fixing device one side on still fixed mounting have branch, just the branch lower extreme be equipped with the first universal wheel of taking first locking plate, branch on still install high adjusting device, just high adjusting device pass through locking device with branch interconnect.

Preferably, the connecting device comprises a hinge post fixedly mounted on the lower end face of the main frame, the hinge post is movably connected with one end of a connecting rod in a matched manner, the other end of the connecting rod is fixedly mounted on the support, first magnets are arranged on two sides of the connecting rod, the first magnets attract with second magnets fixedly mounted on the inner side of the L frame, and the L frame is fixedly mounted on the lower end face of the main frame.

Preferably, the drilling device comprises a T-shaped block matched with the T-shaped guide rail, an installation box is fixedly installed at the upper end of the T-shaped block, a pointer is fixedly installed on one side, close to the graduated scale, of the installation box, a dustproof assembly is arranged on one side, away from the graduated scale, of the installation box, an installation bin is further arranged in the installation box, an installation rod is installed on the end face of the installation bin through a first spring, a hand push rod is arranged on one side, close to the pointer, of the installation rod, a motor is installed on one side, close to the dustproof assembly, of the installation rod, a rotating shaft is installed on a motor shaft of the motor, the front end of the rotating shaft penetrates through the installation box, and a drill bit is installed at the front end of the rotating shaft.

Preferably, the dustproof assembly comprises a horizontal plate fixedly mounted on the mounting box, a vertical top plate is arranged on one side, away from the mounting box, of the horizontal plate, friction cloth is pasted on one side, close to the drill bit, of the top plate, through holes are formed in the friction cloth and the top plate, the central axis of each through hole is overlapped with the rotation center of the drill bit, the diameter of each through hole is not smaller than that of the drill bit, the dustproof assembly further comprises a friction rod fixedly mounted on the rotating shaft, and the central axis of each friction rod is parallel to the plane of the friction cloth.

Preferably, the horizontal fixing device comprises a mounting plate fixedly mounted on the support far away from one side of the main frame, the mounting plate is connected with a threaded rod through a threaded hole, and a sucker is mounted at the front end of the threaded rod.

Preferably, the height adjusting device comprises a lower cross bar fixedly arranged on the supporting rod, notches are symmetrically arranged at two sides of the lower cross bar, a first supporting leg is movably arranged in one notch, a second supporting leg is movably arranged in the other notch, and the lower ends of the first supporting leg and the second supporting leg are respectively provided with a second universal wheel with a second locking sheet, the widths of the first supporting leg and the second supporting leg are kept consistent, the height of the second support leg is greater than that of the first support leg, T-shaped locking holes are formed in the first support leg and one side, close to the support rod, of the second support leg, an upper cross rod is further arranged at the upper end of the lower cross rod, the upper cross rod is fixedly arranged on the support rod, and elastic clamping plates for fixing the first support leg and the second support leg are symmetrically arranged on two sides of the upper cross rod.

As preferred, locking device including set up in branch on the mounting groove, the mounting groove intermediate position be equipped with the straight-bar, the straight-bar both sides have a check lock lever through second spring coupling, every the equal fixed mounting in check lock lever one side have a pull rod, just the pull rod with set up in branch on straight notch mutually support, check lock lever both ends symmetry be equipped with the latch segment, just the latch segment highly be higher than the check lock lever, the latch segment be close to T shape locking hole one side be equipped with the inclined plane, just the inclined plane certainly branch to T shape locking hole direction highly reduce gradually.

Compared with the prior art, the invention has the advantages that:

1. in the invention, the T-shaped guide rails with the same structure are arranged on the main frame and the support, the main frame and the support are connected by adopting the connecting device, the main frame and the support can be adjusted to be in a horizontal state or a vertical state, the running path of the drilling device can be prolonged in the horizontal state, the drilling can be conveniently carried out on the same height of the whole wall, the whole device can be conveniently moved in the vertical state, and the connecting device adopts a mode that the first magnet is matched with the second magnet, so that the operation is more convenient.

2. The drilling device provided by the invention can prevent the drilling device from being separated from a support or a main frame by adopting a mode of matching the T-shaped block with the T-shaped groove, the pointer indication scale arranged on one side of the installation box is convenient for determining a gap between two adjacent holes, in addition, the dustproof component on the drilling device adopts the top plate to support the wall surface needing drilling, on one hand, the stable drilling of a drill bit is facilitated, the position deviation of the drilling is prevented, on the other hand, the arrangement of the top plate can prevent the wall body around the hole from being crushed in the drilling process and the dust from scattering, and the friction rod arranged on the rotating shaft and the friction cloth generate static electricity to adsorb the dust in the air, so that the dust is further prevented from flying around.

3. The height adjusting device provided by the invention adopts the first support leg, the second support leg and the support rod to be matched for use, so that the adjustment of different heights can be realized, the drilling at different heights can be realized, in addition, the first support leg or the second support leg can be better fixed through the locking device, the locking device is adjusted through the pull rods, the locking state can be relieved only by applying force to the two pull rods in the approaching direction, and the operation is simpler.

Drawings

FIG. 1 is a block diagram of the apparatus of the present invention.

Fig. 2 is a block diagram of the connecting device of the apparatus of the present invention connecting the main frame and the support frame.

Fig. 3 is an enlarged view of the apparatus of the present invention at position a in fig. 2.

Figure 4 is a perspective cross-sectional view of the drilling apparatus of the present invention.

Fig. 5 is a block diagram of the height adjustment mechanism of the apparatus of the present invention.

Fig. 6 is an enlarged view of the apparatus of the present invention at position B in fig. 5.

Fig. 7 is a block diagram of the locking mechanism of the apparatus of the present invention.

In the figure, a main frame 1, a bracket 11, a gap 12, a T-shaped guide rail 13, a scale 14, a support rod 15, a first locking piece 16, a first universal wheel 17, a connecting device 2, a hinge post 21, a connecting rod 22, a first magnet 23, an L-shaped frame 24, a second magnet 25, a drilling device 3, a T-shaped block 31, a mounting box 32, a mounting bin 33, a first spring 34, a mounting rod 35, a hand push rod 36, a motor 37, a rotating shaft 38, a drill 39, a pointer z, a dustproof assembly F, a horizontal plate F1, a top plate F2, a friction cloth F3, a through hole F4, a friction rod F5, a horizontal fixing device 4, a mounting plate 41, a threaded rod 42, a suction cup 43, a height adjusting device 5, a lower cross rod 51, a notch 52, a first support leg 53, a second support leg 54, a second locking piece 55, a second universal wheel 56, an upper cross rod 57, an elastic clamping plate 58, a locking device 6, a mounting groove 61, a straight rod 62, a second spring 63, a locking rod 64, Pull rod 65, straight notch 66, locking block 67, inclined plane 68, T-shaped locking groove S.

Detailed Description

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, a wall surface drilling device suitable for building decoration comprises a main frame 1, and is characterized in that: the main frame 1 is symmetrically provided with supports 11 at two sides, a gap 12 is arranged between two adjacent end faces of the main frame 1 and the supports 11, the lower end face of each support 11 is connected with the lower end face of the main frame 1 through a connecting device 2, the main frame 1 and the supports 11 are respectively provided with a T-shaped guide rail 13 with a consistent structure, one side of each T-shaped guide rail 13 is provided with a graduated scale 14, a drilling device 3 is movably arranged on each T-shaped guide rail 13, one end of each support 11, far away from the main frame 1, is provided with a horizontal fixing device 4, a support rod 15 is fixedly arranged on the lower end face of one side, close to the horizontal fixing device 4, of each support 11, the lower end of each support rod 15 is provided with a first universal wheel 17 with a first locking sheet 16, a height adjusting device 5 is further arranged on each support rod 15, the height adjusting device 5 is mutually connected with the support rods 15 through the locking devices 6, the T-shaped rails 13 in the device are arranged on the supports 11 and the main frame 1, and the supports 11 and the main frame 1 are consistent with the width and the height, the drilling device 3 is convenient to move on the main frame 1 and the support 11, and the size of the gap 12 is set according to the rotating radius of the support 11, so that the main frame 1 does not influence the support 11 to rotate by 90 degrees, the length of the whole device is convenient to reduce, and the device is convenient to move.

Specifically, the connecting device 2 includes an articulated column 21 fixedly mounted on the lower end surface of the main frame 1, the articulated column 21 is movably matched and connected with one end of a connecting rod 22, the other end of the connecting rod 22 is fixedly mounted on the support 1, first magnets 23 are arranged on two sides of the connecting rod 22, the first magnets 23 attract each other with second magnets 25 fixedly mounted on the inner side of an L frame 24, and the L frame 24 is fixedly mounted on the lower end surface of the main frame 1.

Specifically, drilling equipment 3 includes the T-shaped piece 31 of mutually supporting with T-shaped guide rail 13, T-shaped piece 31 upper end fixed mounting has install bin 32, and install bin 32 is close to one side fixed mounting of scale 14 has pointer z, one side that scale 14 was kept away from to install bin 32 is equipped with dustproof subassembly F, still be equipped with installation storehouse 33 in the install bin 32, installation storehouse 33 one end is installed installation pole 35 through first spring 34, one side that installation pole 35 is close to pointer z is equipped with handspike 36, one side that installation pole 35 is close to dustproof subassembly F is installed motor 37, install pivot 38 on motor 37's the motor shaft, and pivot 38 front end pierces through install bin 32, drill bit 39 is installed to pivot 38 front end.

Furthermore, the dust-proof assembly F includes a horizontal plate F1 fixedly mounted on the mounting box 32, a vertical top plate F2 is disposed on a side of the horizontal plate F1 away from the mounting box 32, a rubbing cloth F3 is adhered on a side of the top plate F2 close to the drill bit 39, through holes F4 are disposed on the rubbing cloth F3 and the top plate F2, a central axis of the through hole F4 and a rotation center of the drill bit 39 coincide with each other, a diameter of the through hole F4 is not smaller than that of the drill bit 39, the dust-proof assembly F further includes a rubbing rod F5 fixedly mounted on the rotation shaft 38, and a central axis of the rubbing rod F5 is parallel to a plane of the rubbing cloth F3, in the device, for example, the rubbing cloth F3 and the rubbing rod F5 may respectively adopt fur and rubber rods, so that the rubbing cloth F3 and the rubbing rod F5 can generate static electricity by friction, which dust can be adsorbed and settled, the mounting position of the rubbing rod F5 is set according to the positions of the drill bit 39 and the F3, the rubbing cloth F3 and the rubbing rod F5 are in sufficient contact with each other, and rub against each other to generate static electricity.

Specifically, the horizontal fixing device 4 includes a mounting plate 41 fixedly mounted on the side of the bracket 11 away from the main frame 1, the mounting plate 41 is connected with a threaded rod 42 through a threaded hole L, and a suction cup 43 is mounted at the front end of the threaded rod 42.

Specifically, the height adjusting device 5 includes a bottom cross bar 51 fixedly mounted on the supporting rod 15, notches 52 are symmetrically arranged on both sides of the bottom cross bar 51, a first leg 53 is movably mounted in one notch 52, a second leg 54 is movably mounted in the other notch 52, second universal wheels 56 with second locking pieces 55 are respectively arranged at the lower ends of the first leg 53 and the second leg 54, the widths of the first leg 53 and the second leg 54 are kept consistent, the height of the second leg 54 is larger than that of the first leg 53, T-shaped locking holes S are respectively arranged at the sides of the first leg 53 and the second leg 54 close to the supporting rod 15, an upper cross bar 57 is further arranged at the upper end of the bottom cross bar 51, the upper cross bar 57 is fixedly mounted on the supporting rod 15, elastic clamping plates 58 for fixing the first leg 53 and the second leg 54 are symmetrically arranged at both sides of the upper cross bar 57, the first leg 53 and the second leg 54 in the device can also be provided as two telescopic rods connected by screw threads, facilitating the adjustment of different heights.

Still further, locking device 6 is including setting up mounting groove 61 on branch 15, the mounting groove 61 intermediate position is equipped with straight-bar 62, the straight-bar 62 both sides are connected with check lock lever 64 through second spring 63, the equal fixed mounting in every check lock lever 64 one side has pull rod 65, and pull rod 65 mutually supports with the straight notch 66 that sets up on branch 15, check lock lever 64 both ends symmetry is equipped with latch segment 67, and highly being higher than check lock lever 64 of latch segment 67, latch segment 67 is close to T shape locking hole S one side and is equipped with inclined plane 68, and inclined plane 68 highly reduces gradually to T shape locking hole S direction from branch 15.

The working principle is as follows: in the initial state, all the devices are in a free state, the first support leg 53, the second support leg 54 and the corresponding elastic clamping plate 58 are mutually matched, so that the second universal wheels arranged on the first support leg 53 and the second support leg 54 are vertically upward, the first universal wheel 17 arranged at the lower end of the support rod 15 is contacted with the ground, the main frame 1 and the support 11 are in a vertical state, the second magnet 25 arranged at one side of the L frame 24 and the first magnet 23 arranged at one side of the connecting rod 22 are mutually attracted, so that the main frame 1 and the support 11 are kept in a stable vertical state, the drilling device 3 is arranged on the main frame 1, the first spring 34 is in a free state or a compressed state, namely the drill 39 is in a limit position far away from the friction cloth F3, the threaded rod 42 is retracted on the T-shaped guide rail 13 arranged on the support 11, namely the suction cup 43 is in a limit position nearest to the mounting plate 41, when the product is required to be used, the product is transferred to the wall surface to be drilled, the drill 39 is made to face the wall surface to be drilled, and according to the height of the hole to be drilled, the first support leg 53 or the second support leg 54 is taken down from the elastic clamping plate 58 arranged on the upper cross rod 57, so that the second universal wheel 56 is vertically downward, and in the process that the first support leg 53 or the second support leg 54 moves downward, the T-shaped locking groove S is matched with the inclined surface 68, the locking block 67 and the locking rod 64 are compressed towards the direction of the straight rod 62 until the locking block 67 moves to the longer side position of the inner side of the T-shaped locking groove S, so that the locking block 67 is completely inserted into the longer side of the T-shaped locking groove S, the locking rod 64 is not limited by the T-shaped locking groove S and is recovered to the initial state, the product is pushed towards the wall surface to be drilled, the top plate F2 is tightly attached to the wall surface to be drilled, then the threaded rod 42 is rotated, so that the suction cup 43 is adsorbed on the wall surface perpendicular to the wall surface to be drilled, then the motor 37 is started, so that the motor 37 drives the rotating shaft 38, the drill bit 39 and the friction rod F5 to synchronously rotate, the hand push rod 36 is pushed at the moment, the hand push rod 36 pushes the installation rod 35 to drive the motor 37 to move towards the direction of the through hole F4 in the installation bin 33, the drill bit 39 penetrates through the through hole F4 to drill a hole on the wall surface, in the drilling process, the friction rod F5 and the friction cloth F3 rub against each other to generate static electricity to adsorb dust, after the hole is drilled, the force applied to the hand push rod 36 is released, so that the installation rod 35 is restored to the initial state under the action of the first spring 34, the first spring 34 is favorable for automatic rebound of the installation rod 35 and saves more labor, the pointer z is matched with the scale 14 to control the interval between the two holes, the hole is drilled again according to the above manner, the motor 37 is firstly closed after the hole is drilled, the threaded rod 42 is rotated, so that the sucker 43 is separated from the wall surface, and then the pull rod 65 is pushed towards the direction of the straight rod 62, so that the pull rod 65 drives the locking rod 64 to move towards the direction of the straight rod 62 and compress the second spring 63, the locking block 67 does not limit the T-shaped locking groove S, the first support leg 53 or the second support leg 54 is restored to the initial state, and finally the main frame 1 and the support 11 are restored to the initial vertical state, so that the whole product can be conveniently moved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the main frame 1, the bracket 11, the gap 12, the T-shaped guide rail 13, the scale 14, the support rod 15, the first locking piece 16, the first universal wheel 17, the connecting device 2, the hinge post 21, the connecting rod 22, the first magnet 23, the L-frame 24, the second magnet 25, the drilling device 3, the T-shaped block 31, the mounting box 32, the mounting bin 33, the first spring 34, the mounting rod 35, the hand push rod 36, the motor 37, the rotating shaft 38, the drill 39, the pointer z, the dust-proof assembly F, the horizontal plate F1, the top plate F2, the friction cloth F3, the through hole F4, the friction rod F5, the horizontal fixing device 4, the mounting plate 41, the threaded rod 42, the suction cup 43, the height adjusting device 5, the lower cross rod 51, the notch 52, the first leg 53, the second leg 54, the second locking piece 55, the second universal wheel 56, the upper cross rod 57, the elastic clamping plate 58, the locking device 6, the mounting groove 61, the straight rod 62, the second spring 63, the vertical rod 62, and the third universal wheel, Locking bar 64, pull rod 65, straight notch 66, locking block 67, ramp 68, T-shaped locking slot S, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. The utility model provides a wall drilling equipment suitable for building decoration uses, includes body frame (1), its characterized in that: the two sides of the main frame (1) are symmetrically provided with supports (11), gaps (12) are formed between two adjacent end faces of the main frame (1) and the supports (11), the lower end faces of the supports (11) are connected with the lower end face of the main frame (1) through connecting devices (2), T-shaped guide rails (13) with the same structure are arranged on the supports (11), graduated scales (14) are arranged on one sides of the T-shaped guide rails (13), drilling devices (3) are movably mounted on the T-shaped guide rails (13), a horizontal fixing device (4) is arranged at one end, far away from the main frame (1), of each support (11), a support rod (15) is fixedly mounted on the lower end face, close to one side of the horizontal fixing device (4), of each support rod (15) is provided with a first universal wheel (17) with a first locking piece (16), the supporting rod (15) is also provided with a height adjusting device (5), and the height adjusting device (5) is mutually connected with the supporting rod (15) through a locking device (6); the drilling device (3) comprises a T-shaped block (31) matched with the T-shaped guide rail (13), an installation box (32) is fixedly installed at the upper end of the T-shaped block (31), a pointer (z) is fixedly installed on one side, close to the graduated scale (14), of the installation box (32), a dustproof assembly (F) is arranged on one side, away from the graduated scale (14), of the installation box (32), an installation bin (33) is further arranged in the installation box (32), an installation rod (35) is installed on one end face of the installation bin (33) through a first spring (34), a hand push rod (36) is arranged on one side, close to the pointer (z), of the installation rod (35), a motor (37) is installed on one side, close to the dustproof assembly (F), of the motor (37), and a rotating shaft (38) is installed on a motor shaft of the motor (37), the front end of the rotating shaft (38) penetrates through the mounting box (32), and a drill bit (39) is mounted at the front end of the rotating shaft (38); dustproof subassembly (F) including fixed mounting in install bin (32) on horizontal plate (F1), horizontal plate (F1) keep away from one side of install bin (32) be equipped with vertical roof (F2), roof (F2) be close to one side of drill bit (39) paste and have friction cloth (F3), friction cloth (F3), roof (F2) on be equipped with through-hole (F4), just through-hole (F4) the central axis with drill bit (39) centre of rotation coincide each other, the diameter of through-hole (F4) be not less than the diameter of drill bit (39), dustproof subassembly (F) still including fixed mounting in pivot (38) on friction lever (F5), just the central axis of friction lever (F5) with the plane of friction cloth (F3) parallel.

2. A wall boring apparatus adapted for use in the finishing of a building as claimed in claim 1, wherein: connecting device (2) including fixed mounting in body frame (1) down terminal surface hinge post (21), hinge post (21) be connected with the one end clearance fit of connecting rod (22), just connecting rod (22) other end fixed mounting in support (11) on, connecting rod (22) both sides be equipped with first magnet (23), first magnet (23) and fixed mounting in second magnet (25) of L frame (24) inboard inter attraction, just L frame (24) fixed mounting in body frame (1) under the terminal surface.

3. A wall boring apparatus adapted for use in the finishing of a building as claimed in claim 1, wherein: horizontal fixing device (4) including fixed mounting in support (11) keep away from mounting panel (41) of body frame (1) one side, mounting panel (41) be connected with threaded rod (42) through the screw hole, threaded rod (42) front end install sucking disc (43).

4. A wall boring apparatus adapted for use in the finishing of a building as claimed in claim 1, wherein: the height adjusting device (5) comprises a lower cross bar (51) fixedly installed on the supporting bar (15), notches (52) are symmetrically arranged on two sides of the lower cross bar (51), a first supporting leg (53) is movably installed in one notch (52), a second supporting leg (54) is movably installed in the other notch (52), second universal wheels (56) with second locking pieces (55) are respectively arranged at the lower ends of the first supporting leg (53) and the second supporting leg (54), the widths of the first supporting leg (53) and the second supporting leg (54) are kept consistent, the height of the second supporting leg (54) is larger than that of the first supporting leg (53), a T-shaped locking groove (S) is respectively arranged on one sides, close to the supporting bar (15), of the first supporting leg (53) and the second supporting leg (54), an upper cross bar (57) is further arranged at the upper end of the lower cross bar (51), the upper cross bar (57) is fixedly arranged on the support bar (15), and elastic clamping plates (58) for fixing the first support leg (53) and the second support leg (54) are symmetrically arranged at two sides of the upper cross bar (57).

5. A wall boring apparatus adapted for use in the finishing of a building as claimed in claim 4, wherein: the locking device (6) comprises a mounting groove (61) arranged on the support rod (15), a straight rod (62) is arranged in the middle of the mounting groove (61), two sides of the straight rod (62) are connected with locking rods (64) through second springs (63), a pull rod (65) is fixedly mounted on one side of each locking rod (64), the pull rod (65) is matched with a straight notch (66) arranged on the support rod (15), two ends of the locking rod (64) are symmetrically provided with locking blocks (67), and the height of the locking block (67) is higher than that of the locking rod (64), one side of the locking block (67) close to the T-shaped locking groove (S) is provided with an inclined surface (68), and the height of the inclined surface (68) is gradually reduced from the support rod (15) to the T-shaped locking groove (S).