Numerical control drilling machine with arbitrary pitch angle

Abstract

The application provides an arbitrary pitch angle numerical control drilling machine, which comprises a water drill, a variable angle feeding mechanism, a middle frame, a lower frame, a leveling device and a lifting device. The water drill is installed with the variable angle feeding mechanism, which is provided with a first cylinder, a sliding guide rail and a hinged shaft. The first cylinder extends to make a pulley block and a steel wire rope provide constant thrust for water drill feeding cutting, and retreats to make the pulley block and the steel wire rope pull the water drill out of the cutting position. The sliding guide rail provides guidance for water drill feeding cutting. The hinged shaft is sleeved into the middle frame to make the variable angle feeding mechanism rotate around the hinged shaft. The middle frame is provided with a stand which can slide up and down along the lower frame. A pneumatic angle adjusting mechanism is hingedly installed at one end of the middle frame and at the variable angle feeding mechanism. A bent arm is fixedly connected with the hinged shaft. A second cylinder extends and retracts to drive the variable angle feeding mechanism to rotate and complete angle adjustment. The lower frame is provided with a manual screw leveling mechanism device to realize leveling of the whole machine. The lifting device is installed to adjust the height of the middle frame.

Description

TECHNICAL FIELD

[0001] The present application relates to a numerical control drilling machine with arbitrary inclination angle, which can be used to accurately drill holes with arbitrary angle on buildings. BACKGROUND

[0002] In recent decades, the construction industry has developed rapidly, and many high-rise buildings need to be designed and reinforced against floating. Wujiacheng Structure Co., Ltd. has proposed a zero-period anti-floating construction method, which involves one process and requires drilling inclined holes at a certain angle in the building columns. Anti-floating steel wire is passed through the inclined holes. The traditional method of drilling inclined holes uses manual foot bolts on the wall to fix the water drill on the wall. This method has the following disadvantages: the water drill angle is difficult to determine, the operation is difficult, the labor intensity is high, the drilling is prone to tilt, and the precision is low. The quality of the hole is closely related to the level of manual drilling, and poor quality holes can lead to poor construction quality and safety hazards. SUMMARY

[0003] Therefore, the present application provides a numerical control drilling machine with arbitrary inclination angle, which can automatically drill high-precision holes on buildings, avoid manual support of the water drill, and has high precision, high positioning accuracy, and low labor intensity.

[0004] The technical solution of the present application is as follows: a numerical control drilling machine with arbitrary inclination angle, comprising a water drill, a variable angle feeding mechanism, a middle frame, a lower frame, a leveling device, a lifting device, and an angle adjusting mechanism.

[0005] The water drill is installed on the variable angle feeding mechanism tray.

[0006] The variable angle feeding mechanism is designed as a frame structure and is provided with a feeding tray. The feeding tray is connected and fixed with the water drill and the linear bearing seat, respectively. The linear bearing seat can slide back and forth along the linear guide rail. A first air cylinder is provided, which is installed on the frame structure. The first air cylinder is connected with the variable angle feeding mechanism tray by a steel wire rope. The first air cylinder provides constant thrust for the water drill feeding cutting by means of the pulley block and the steel wire rope. The first air cylinder pulls the water drill out of the cutting position by means of the pulley block and the steel wire rope. A rotary hinge shaft is provided and is hingedly installed on the middle frame.

[0007] The middle frame is designed as a frame structure and is provided with upright columns around.

[0008] The lower frame is designed as a frame structure and is provided with upright guide rails at each corner and rollers at the bottom.

[0009] The leveling mechanism is installed on the lower frame and is provided with four leveling mechanisms. Each leveling mechanism is provided with a level.

[0010] The lifting device is connected to the middle frame and the lower frame respectively, and is provided with four lifting devices.

[0011] The angle adjusting mechanism is designed as a cylinder driving mode, one end of the second cylinder is hinged to the middle frame, one end of the middle frame is hinged to the bent arm, the bent arm is fixed to the rotating hinge shaft, and an arbitrary angle fixing mechanism is arranged.

[0012] On the basis of the above technical scheme, preferably, the water drill is mounted and fixed on the feeding mechanism tray of the variable angle feeding mechanism, four corners of the variable angle feeding mechanism tray are respectively connected to linear bearing seats, the linear bearing seats are sleeved on the linear guide rails, the water drill is pushed to slide along the linear guide rails, the first cylinder is fixed on the variable angle feeding mechanism frame, the first cylinder piston rod is sleeved with a pulley block, one end of the feeding steel wire rope is fixed on the feeding mechanism frame, and the other end is wound around the pulley block and fixed on the variable angle feeding mechanism tray, one end of the tool retracting steel wire rope is fixed on the feeding mechanism frame, and the other end is wound around the front and rear fixed pulleys and fixed on the variable angle feeding mechanism tray, the first cylinder piston rod sleeved with the pulley block forms a movable pulley, so that the feeding speed is twice the extension speed of the first cylinder, when the first cylinder piston rod is extended, the feeding steel wire rope pulls the variable angle feeding mechanism tray to make the water drill slide forward along the linear guide rails, the extension of the first cylinder piston rod can ensure that the feeding force of the first cylinder is constant, so that the tool is not stuck, when the first cylinder piston rod is retracted, the tool retracting steel wire rope pulls the variable angle feeding mechanism tray to make the water drill slide backward along the linear guide rails, the hinge shaft penetrates through the variable angle feeding mechanism and is hingedly connected to the middle frame, and the variable angle feeding mechanism is provided with an arbitrary angle fixing mechanism.

[0013] Further, preferably, the middle frame is designed as a frame structure, four vertical circular guide rails are arranged, the four vertical circular guide rails can be inserted into the circular vertical columns arranged at each corner of the lower frame, and can slide up and down along the circular vertical columns, the lifting device is provided with four lifting devices, which are respectively hingedly connected to the middle frame and the lower frame, the lifting device is extended to push the middle frame to move upward along the circular vertical columns, and the lifting device is retracted to pull the middle frame to move downward along the circular vertical columns; the lifting device can be used to lift the whole machine, and the drilling height can be adjusted as required.

[0014] Further, preferably, the lower frame is provided with rollers at the bottom, the whole machine can move under the action of the rollers, four sets of leveling devices are mounted on the bottom of the lower frame, the leveling device is designed as a threaded screw rod mode, the lower frame can be raised along the screw rod by clockwise rotating the handle, the lower frame can be lowered along the screw rod by counterclockwise rotating the handle, the middle frame is provided with a level, and whether the whole machine is horizontal is checked by referring to the level, so that the levelness of the drilling of the whole machine is adjusted.

[0015] Further, preferably, an angle adjusting mechanism is arranged, and the angle adjusting mechanism is in a gas cylinder driving mode, one end of the second gas cylinder is hinged to the middle frame, the other end of the second gas cylinder is hinged to a rotary bending arm, the rotary bending arm is fixedly connected to a hinged shaft of the variable angle feeding mechanism, the second gas cylinder can rotate the variable angle feeding mechanism around the hinged shaft of the middle frame by extending and retracting, when the second gas cylinder extends, the variable angle feeding mechanism can be pushed to rotate counterclockwise, when the second gas cylinder retracts, the variable angle feeding mechanism can be pulled to rotate clockwise, an angle fixing device is arranged on the middle frame, and the angle of the variable angle feeding mechanism can be fixed after the angle is adjusted, so that the angle is prevented from changing during drilling.

[0016] The present application has the following beneficial effects compared with the prior art:

[0017] The arbitrary angle numerical control drilling machine disclosed in the present application is pushed into a drilling position by rollers, the rollers are emptied by shaking a leveling device, the leveling device is shaken to refer to a level, whether the machine is level is observed, the angle adjusting mechanism is operated, the angle is adjusted to the angle required for drilling and is pressed to fix the angle, the lifting device is operated to lift the machine to the height required, the water drill is started to rotate, the working gas provided by the gas source can enter the rodless cavity of the first gas cylinder through the gas-electricity reversing valve, the first gas cylinder is extended, the water drill can be fed at a speed twice that of the extension of the first gas cylinder because the head of the first gas cylinder is a movable pulley device, and automatic drilling is performed.

[0018] The device action steps are as follows:

[0019] S1: the arbitrary angle numerical control drilling machine is positioned on the building S2, a handle is shaken by hand, the level is observed, the machine is leveled, and the rollers are emptied.

[0020] S2: the angle adjusting mechanism is operated to adjust to the angle required for drilling, and the lifting device is operated to lift the machine to the height required.

[0021] S3: the water drill is started to rotate, the working gas provided by the gas source can enter the rodless cavity of the first gas cylinder through the gas-electricity reversing valve, the first gas cylinder is extended, the first gas cylinder is pulled through a steel wire rope, and drilling is performed.

[0022] S4: after drilling is completed, the water drill is stopped to rotate, the working gas provided by the gas source can enter the rod cavity of the first gas cylinder through the gas-electricity reversing valve, the first gas cylinder is retracted, the first gas cylinder is pulled through the steel wire rope, and the drill is retracted. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only show some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort based on these drawings.

[0024] Figure 1 This is a schematic diagram of the initial structure of the arbitrary depression angle CNC drilling machine disclosed in the present invention;

[0025] Figure 2 This is a schematic diagram of the 45-degree structure of the arbitrary depression angle CNC drilling machine disclosed in the present invention;

[0026] Figure 3 This is a schematic diagram of the structure of the arbitrary depression angle CNC drilling machine disclosed in the present invention, which is raised 200mm at 45 degrees;

[0027] Figure 4 This is a schematic diagram of the 45-degree maximum feed structure of the arbitrary depression angle CNC drilling machine disclosed in the present invention;

[0028] Figure 5 This is a schematic diagram of the effect of 45-degree drilling by the arbitrary depression angle CNC drilling machine disclosed in the present invention. DETAILED DESCRIPTION

[0029] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] like Figure 1 As shown, refer to the attached Figure 2 , Attachment Figure 3 , Attachment Figure 4 An embodiment of the present invention discloses a CNC drilling machine with arbitrary depression angle. The technical solution of the present invention is implemented as follows: The present invention provides a CNC drilling machine with arbitrary depression angle, including a water drill S1, a variable angle feed mechanism 1, a middle frame 2, a lower frame 3, a leveling device 4, a lifting device 5, and an angle adjustment mechanism 6.

[0031] The water drill S1 is installed on the variable angle feeding mechanism tray 12 .

[0032] Variable angle feeding mechanism 1 is designed as rectangular frame structure 11, provided with feeding tray 12, feeding tray 12 is fixedly connected with water gem S1 and linear bearing seat 13 respectively, linear bearing seat 13 can slide back and forth along linear guide rail 14, linear guide rail 14 is fixed in rectangular frame 11, provided with first air cylinder 15, first air cylinder is installed in rectangular frame structure 11, first air cylinder 15 is connected with feeding mechanism tray 12 by using steel wire rope 110, first air cylinder 15 extends and makes pulley block 17 and feeding steel wire rope 110 provide constant thrust for water gem S1 feeding cutting, retreats and makes pulley block 17 and retraction steel wire rope 16 pull water gem S1 out of cutting position, provided with rotary hinge shaft 18, and is hingedly installed in middle rack 2, tail part is provided with angle fixing screw rod 19.

[0033] Middle rack 2 is designed as frame structure, and round columns are arranged around.

[0034] Lower rack 3 is designed as frame structure, and cylindrical vertical guide rails are arranged at each corner, and rollers 31 are arranged at the bottom.

[0035] Leveling mechanism 4 is installed in the lower rack, and is arranged as four, and a level is arranged at each leveling mechanism point.

[0036] Lifting device 5 is hingedly connected with middle rack 2 and lower rack 3 respectively, and is arranged as four, and a motor drives lifting device to move up and push middle rack 2 to move up, and to move down and pull middle rack 2 to move down.

[0037] Angle adjusting mechanism 6 is designed as a cylinder driving mode, second cylinder 63 is hingedly connected with one end of middle rack 2 and one end of bent arm 61, bent arm 61 is fixed to rotary hinge shaft 18, second cylinder 63 of angle adjusting mechanism 6 can push bent arm 61 to drive variable angle feeding mechanism 1 to rotate counterclockwise when extending, and second cylinder 63 of angle adjusting mechanism 6 can push bent arm 61 to drive variable angle feeding mechanism 1 to rotate clockwise when retracting. When variable angle feeding mechanism 1 rotates, angle fixing screw rod 19 can slide along the middle annular hole of angle fixing clamping plate 62, and after angle adjustment, angle fixing screw rod 19 and clamping plate 62 are used to clamp and fix variable angle feeding mechanism 1.

[0038] Specifically, the application is also realized by the following technical solutions:

[0039] As a preferred embodiment of the application, combined with Figure 1 、 Figure 2 、 Figure 3 、 Figure 4: Any angle of the digital control drilling machine in place building S2, shake handle 41, observe the level installed in the machine, the whole machine leveling, roller 31 empty, angle adjusting mechanism 6 work, make the drilling angle to the appropriate angle, start water drill S1 rotation, gas source provides the working gas through the gas-electric valve can enter the first cylinder 15 rod cavity, the first cylinder 15 stretch out, through the steel wire rope 110 pull water drill S1 feed cutting.

[0040] As the preferred embodiment of the present application in the present embodiment, in conjunction with Figure 1 、 Figure 2 : Gas source provides the working gas through the gas-electric valve can enter the first cylinder 15 rod cavity, the first cylinder 15 retract, through the steel wire rope 17 pull water drill S1 back.

[0041] As the preferred embodiment of the present application, in conjunction with Figure 1 、 Figure 2 、 Figure 3 , lifting device 5 automatic rise, can lift the height of the intermediate frame 2 to adjust the variable angle feed mechanism 1, determine the position of the drilling.

[0042] The above only for the preferred embodiment of the invention and does not limit the invention, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the invention, should be included in the protection scope of the invention.

Claims

1. A CNC drilling machine with arbitrary pitch angle, comprising a water drill, a variable angle feed mechanism, a middle frame, a lower frame, a leveling device, a lifting device, and an angle adjustment mechanism; The water drill is installed on the tray of the variable angle feed mechanism; The variable angle feed mechanism is designed as a frame structure, which is provided with a feed tray, a water drill is installed on the feed mechanism tray, and the four corners of the feed mechanism tray are respectively connected to linear bearing seats, which are mounted on linear guide rails. The linear bearing seats can slide back and forth along the linear guide rails, so that when the water drill is pushed, the water drill can slide back and forth along the linear guide rails; a first cylinder is provided, which is fixed to the variable angle feed mechanism frame, and the piston rod of the first cylinder is mounted on a pulley block, one end of the feed wire rope is fixed to the middle frame, and the other end is passed around the pulley block and fixed to the variable angle feed mechanism tray, one end of the retract wire rope is fixed to the middle frame, and the other end is wound around the rope. The method is to fix the front and rear fixed pulleys on the tray of the variable angle feed mechanism, and the first cylinder piston rod is equipped with a pulley group to form a movable pulley, which can make the feed speed twice the extension speed of the first cylinder. When the piston rod of the first cylinder is extended, the feed wire rope pulls the tray of the variable angle feed mechanism to make the water drill slide forward along the linear guide rail, providing constant thrust for the water drill feed cutting. When the piston rod of the first cylinder is retracted, the retraction wire rope pulls the tray of the variable angle feed mechanism to make the water drill slide backward along the linear guide rail, and pull the water drill out of the cutting position. A rotating hinge shaft is provided, which passes through the variable angle feed mechanism and is hingedly mounted on the middle frame. The middle frame is designed as a frame structure with columns set around it; The lower frame is set as a frame structure, with vertical guide rails set at each corner and rollers set at the bottom; The leveling mechanism is installed on the lower frame and is set to four. A level ruler is set at each leveling mechanism point; The lifting devices are connected to the fixed middle frame and the lower frame respectively, and are set to four. When rising, the middle frame is pushed up, and when descending, the middle frame is pulled down; The angle adjustment mechanism is designed to be cylinder driven and is provided with a bending arm fixed to the rotating hinge shaft. One end of the second cylinder is hinged to the middle frame and the other end is hinged to the bending arm, and an arbitrary angle fixing mechanism is provided.

2. The arbitrary depression angle CNC drilling machine according to claim 1, characterized in that: The middle frame is designed as a frame structure with four upright circular guide rails. The four upright guide rails can be inserted into the circular columns set at the corners of the lower frame and can slide up and down along the circular columns. There are four lifting devices, which are hingedly connected to the middle frame and the lower frame respectively. When the lifting devices are extended, they push the middle frame up along the circular columns. When the lifting devices are retracted, they pull the middle frame down along the circular columns.

3. The arbitrary depression angle CNC drilling machine according to claim 1, characterized in that: Rollers are set at the bottom of the lower frame, and the whole machine can be moved under the action of the rollers. Four sets of leveling devices are installed at the bottom of the lower frame. By shaking the handle, the middle frame can be moved up and down along the round column. A spirit level is installed on the middle frame. Refer to the spirit level set at each leveling mechanism point to check whether the whole machine is level.

4. The arbitrary depression angle CNC drilling machine according to claim 1, characterized in that: The angle adjustment mechanism is designed to be driven by a cylinder. One end of the second cylinder device is hinged to the middle frame and the other end is hinged to a rotating arm. The rotating arm is fixedly connected to the hinge shaft of the variable angle feed mechanism. The extension and retraction of the second cylinder can rotate the variable angle feed mechanism around the hinge shaft installation position of the middle frame. When the second cylinder is extended, it can push the variable angle feed mechanism to rotate counterclockwise. When the second cylinder is retracted, it can pull the variable angle feed mechanism to rotate clockwise. The angle fixing device is installed on the middle frame. After the angle adjustment of the variable angle feed mechanism is completed, the angle can be fixed to prevent the angle from changing during punching.

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