Machine tool for fixing magnetic box of precast concrete formwork

Abstract

The invention provides a machining tool for a precast concrete formwork fixed magnetic box, and relates to the technical field of fixed magnetic box machining, the machining tool comprises an outer machine tool body, a main body of the outer machine tool body is of a compartment structure with a forward opening, a main machine tool is fixedly arranged in the middle of the lower portion of the interior of the outer machine tool body, and a numerical control table is arranged above the front side of the main machine tool; a machine tool assembling table is fixedly arranged at the top of the outer machine tool body; motor frames are fixedly arranged on the two sides of the main machine tool correspondingly, and transmission rotating sleeves are rotationally arranged in the motor frames correspondingly. According to the device, an automatic pile tightening mode is adopted, the working time is greatly saved, a transmission rotating sleeve is driven by a second servo motor to rotate, a bolt pushing shaft can be driven to rotate, the bolt pushing shaft can be driven by a first electric cylinder to ascend and descend, the transmission rotating sleeve further provides a supporting effect in the rotating and moving process of the bolt pushing shaft, and the bolt pushing shaft can be driven by a second servo motor to ascend and descend. Stable feeding is guaranteed, and the problem that an existing machine tool cannot achieve the automatic pile tightening function conveniently is solved.

Description

Technical Field

[0001] The invention relates to the technical field of fixed magnetic box processing, in particular to a processing machine tool for fixed magnetic boxes of prefabricated concrete templates. Background Art

[0002] The magnetic box usually adopts a hollow bottomless rectangular structure, with a magnetic suction component at one end and a button rod and a fixing stud at the other end. In total, two sets of external hexagonal screws for positioning and one set of internal hexagonal screws for installing magnetic parts are installed in the magnetic box, and one set of external hexagonal screws needs to be fixed in the magnetic box with nuts.

[0003] The processing machine tools currently used have the following disadvantages: 1. When assembling and processing magnetic boxes, conventional machine tools need to use manual loading to screw the bolts into the magnetic boxes in advance, and then use mechanical structures to tighten them. Compared with manual tightening, the efficiency improvement is limited, it still takes a long time, and lacks the automatic tightening function; 2. Lack of automatic alignment and fastening docking structure; 3. Manual installation of nuts is required, and there is a lack of a combination function for automatic installation of nuts. Summary of the invention

[0004] In view of this, the present invention aims at the above-mentioned deficiencies in the prior art and provides a processing machine tool for fixing a magnetic box for a precast concrete formwork.

[0005] The present invention provides a processing machine tool for fixing magnetic boxes of precast concrete templates, which specifically comprises: an outer machine body, the main body of the outer machine body is a box-type structure with an opening facing forward, a main machine bed is fixedly arranged in the middle of the lower part of the outer machine body, and a numerical control table is arranged above the front side of the main machine bed; a machine tool assembly table is fixedly arranged on the top of the outer machine body; motor frames are fixedly arranged on both sides of the main machine bed, and transmission sleeves are rotatably arranged in the motor frames; second servo motors are fixedly arranged on the outside of the motor frames, and the second servo motors are connected to the transmission sleeves on the same side by bevel gears; two lower parts of the inner part of the outer machine body are fixedly arranged on the top of the outer machine body ... A first electric cylinder is fixedly arranged on each side, and a bolt pushing shaft is rotatably arranged at the telescopic end of the first electric cylinder in cooperation with the bearing; the main body of the bolt pushing shaft is a hexagonal shaft structure, and is slidably connected to the inside of the transmission sleeve; a transmission seat is vertically slidably arranged on the upper rear side of the inner part of the outer machine body in cooperation with the guide rail; a second electric cylinder is fixedly arranged on the upper inner part of the outer machine body, and a bolt accommodating tube is fixedly arranged on the telescopic end of the second electric cylinder, and a nut channel is integrally arranged on one side of the bottom of the bolt accommodating tube, and a nut accommodating tube is also fixedly arranged on the top of the nut channel; the bolt accommodating tube is vertically aligned with a group of bolt pushing shafts.

[0006] Optionally, a lifting and lowering screw is rotatably arranged on the upper rear side of the inner part of the outer machine body, a first servo motor is fixedly arranged on the top of the outer machine body, the first servo motor is drivingly connected to the lifting and lowering screw; the lifting and lowering screw is threadedly connected to the transmission seat.

[0007] Optionally, two sets of positioning arms are fixedly provided on both sides of the machine tool assembly table, the top of the positioning arm is a dovetail slide structure, the outer ends of the positioning arms are turned upward, and positioning cylinders are fixedly provided at the turning points, and frame-type clamps are fixedly provided at the telescopic ends of the positioning cylinders, and the bottoms of the frame-type clamps slide outside the dovetail slide structure; a reset spring is provided inside the positioning cylinder, and the reset spring pushes the positioning cylinder to retract; when the positioning cylinder is extended, the frame blocks on both sides move closer to the middle of the machine tool assembly table.

[0008] Optionally, a driving air pipe is fixedly installed at the bottom of the machine tool assembly table, and the driving air pipe is connected to the positioning cylinder by a pipeline arranged inside the machine tool assembly table; a pressure sensor is connected to the outside of the driving air pipe; the lower end of the driving air pipe is connected to an electromagnetic valve A and an electromagnetic valve B, and the outer end of the electromagnetic valve A is connected to an air supply pump.

[0009] Optionally, a combination cylinder is integrally provided at the top end of the bolt pushing shaft, a bolt sleeve is inserted into the top of the combination cylinder, and a threaded pin is provided between the bolt sleeve and the combination cylinder for fixed connection.

[0010] Optionally, a telescopic transmission shaft is rotatably arranged on the front side of the transmission seat in cooperation with the two sets of bearing frames, and a hexagonal wrench is fixedly arranged on the lower end of the telescopic transmission shaft; the telescopic transmission shaft is a hexagonal telescopic shaft, and a spring is arranged on the outer sleeve of the telescopic end of the telescopic transmission shaft; a third servo motor is fixedly arranged on the upper front side of the transmission seat, and the third servo motor is connected to the telescopic transmission shaft through a coupling.

[0011] Optionally, a nut push block is slidably arranged inside the nut channel; through grooves are opened on both sides of the nut channel; a micro-electric cylinder is fixedly arranged on one side of the nut channel, and one side of the nut push block is fixedly connected to the telescopic end of the micro-electric cylinder; the working surface of the nut push block is a triangular groove surface with an angle of degrees.

[0012] Optionally, the nut receiving tube is made of transparent PVC material, and the internal structure of the nut receiving tube is a hexagonal channel; when the micro-electric cylinder contracts, the triangular groove surface of the nut push block is aligned with the side of the hexagonal channel of the nut receiving tube, and when the micro-electric cylinder extends, the nut push block can push the lowest nut to the bottom of the bolt receiving tube, and at the same time, the top of the nut push block blocks the bottom of the nut receiving tube.

[0013] The beneficial effects are as follows: 1. The present invention adopts an automatic pile tightening method, which greatly saves working time. The second servo motor drives the transmission sleeve to rotate, which can drive the bolt pushing shaft to rotate, and the bolt pushing shaft can be lifted and lowered by the drive of the first electric cylinder. The transmission sleeve also provides a supporting effect during the rotation and movement of the bolt pushing shaft to ensure stable feeding. The lifting speed and rotation speed of the bolt pushing shaft are controlled separately, and can be adjusted and controlled according to different bolt threads to assemble bolts of different types.

[0014] 2. The present invention adopts an automatic alignment method for tightening, and the telescopic transmission shaft can provide a fault-tolerant effect. When the hexagonal wrench is not inserted into the hexagonal bolt, the telescopic transmission shaft contracts and keeps rotating. When the telescopic transmission shaft rotates to the angle where the hexagonal wrench is aligned with the hexagonal bolt, the hexagonal wrench is automatically inserted into the hexagonal bolt through the force of the external spring of the telescopic transmission shaft, and then the telescopic transmission shaft continues to rotate to tighten the hexagonal bolt.

[0015] 3. The present invention adopts a bolt receiving tube and a nut receiving tube to accommodate nuts, and can automatically install nuts. Nuts are pre-loaded in the nut receiving tube, and the micro-electric cylinder is started to advance the nut pushing block, so that the bottom group of nuts can be pushed into the bolt receiving tube. The top of the nut pushing block blocks the bottom of the nut receiving tube, which can ensure that the upper nut can fall into the nut channel only after the nut pushing block is reset. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of a conventional state structure according to an embodiment of the present invention is shown; Figure 2 It shows a schematic diagram of the working state structure according to an embodiment of the present invention; Figure 3 The embodiment according to the present invention is shown Figure 1 Schematic diagram of partial demolition structure; Figure 4 The embodiment according to the present invention is shown Figure 3 A schematic diagram of the structure viewed from above; Figure 5 A schematic diagram of the assembly structure of a machine tool assembly table according to an embodiment of the present invention is shown; Figure 6 The embodiment according to the present invention is shown Figure 5 A schematic diagram of the structure viewed from above; Figure 7 A schematic cross-sectional view of a bolt receiving tube according to an embodiment of the present invention is shown; Figure 8 The embodiment according to the present invention is shown Figure 7 Schematic diagram of the side elevation structure; Fig. 9 The embodiment according to the present invention is shown Figure 7 Schematic diagram of the working status structure.

[0017] Reference numerals list 1. External machine body; 101. Main machine tool; 102. CNC table; 103. Motor frame; 104. Lifting screw; 105. First servo motor; 2. Machine tool assembly table; 201. Positioning arm; 202. Positioning cylinder; 203. Frame block; 204. Driving air pipe; 205. Pressure sensor; 206. Solenoid valve A; 207. Solenoid valve B; 208. Air supply pump; 3. Transmission sleeve; 4. Second servo motor; 5. First electric cylinder; 501. Bolt push shaft; 502. Combination cylinder; 503. Bolt sleeve; 6. Transmission seat; 601. Telescopic transmission shaft; 602. Hexagonal wrench; 7. Third servo motor; 8. Second electric cylinder; 9. Bolt receiving tube; 901. Nut channel; 902. Nut push block; 903. Micro electric cylinder; 10. Nut receiving tube. DETAILED DESCRIPTION

[0018] In order to make the purpose, scheme and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention.

[0019] Embodiment 1: Please refer to Figures 1 to 9 As shown: The present invention proposes a processing machine tool for fixing a magnetic box for a prefabricated concrete formwork, comprising: an outer machine body 1, the main body of the outer machine body 1 is a box-type structure with an opening facing forward, a main machine bed 101 is fixedly arranged in the middle of the lower part of the inner part of the outer machine body 1, and a numerical control table 102 is arranged above the front side of the main machine bed 101; a machine tool assembly table 2 is fixedly arranged on the top of the outer machine body 1; motor frames 103 are fixedly arranged on both sides of the main machine bed 101, and a transmission sleeve 3 is rotatably arranged in the motor frame 103; a second servo motor 4 is fixedly arranged on the outside of the motor frame 103, and the second servo motor 4 is connected to the transmission sleeve 3 on the same side by a bevel gear transmission; two lower parts of the inner part of the outer machine body 1 are fixedly arranged on the top of the outer machine body 1; a motor frame 103 is fixedly arranged on both sides of the main machine bed 101, and a transmission sleeve 3 is rotatably arranged in the motor frame 103; a second servo motor 4 is fixedly arranged on the outside of the motor frame 103, and the second servo motor 4 is connected to the transmission sleeve 3 on the same side by a bevel gear transmission; A first electric cylinder 5 is fixedly arranged on each side, and a bolt pushing shaft 501 is rotatably arranged at the telescopic end of the first electric cylinder 5 in cooperation with the bearing; the main body of the bolt pushing shaft 501 is a hexagonal shaft structure, and is slidably connected to the inside of the transmission sleeve 3; a transmission seat 6 is vertically slidably arranged on the upper rear side of the inner part of the outer machine body 1 in cooperation with the guide rail; a second electric cylinder 8 is fixedly arranged on the upper inner part of the outer machine body 1, and a bolt accommodating tube 9 is fixedly arranged at the telescopic end of the second electric cylinder 8, and a nut channel 901 is integrally arranged on one side of the bottom of the bolt accommodating tube 9, and a nut accommodating tube 10 is also fixedly arranged on the top of the nut channel 901; the bolt accommodating tube 9 is vertically aligned with a group of bolt pushing shafts 501.

[0020] Among them, a lifting and lowering screw 104 is rotatably arranged on the upper rear side of the inner side of the outer machine body 1, and a first servo motor 105 is fixedly arranged on the top of the outer machine body 1. The first servo motor 105 is transmission-connected to the lifting and lowering screw 104; the lifting and lowering screw 104 is threadedly connected to the transmission seat 6.

[0021] Among them, two groups of positioning arms 201 are fixedly arranged on both sides of the machine tool assembly table 2, the top of the positioning arm 201 is a dovetail slide structure, the outer ends of the positioning arms 201 are turned upward, and the turning points are fixedly provided with positioning cylinders 202, and the telescopic ends of the positioning cylinders 202 are fixedly provided with frame blocks 203, and the bottom of the frame blocks 203 fits and slides outside the dovetail slide structure; a reset spring is arranged inside the positioning cylinder 202, and the reset spring pushes the positioning cylinder 202 to retract; when the positioning cylinder 202 is extended, the frame blocks 203 on both sides move closer to the middle of the machine tool assembly table 2.

[0022] Among them, a driving air pipe 204 is fixedly installed at the bottom of the machine tool assembly table 2, and the driving air pipe 204 is connected to the positioning cylinder 202 by a pipeline arranged inside the machine tool assembly table 2; the driving air pipe 204 is externally connected to a pressure sensor 205; the lower end of the driving air pipe 204 is connected to a solenoid valve A206 and a solenoid valve B207, and the outer end of the solenoid valve A206 is connected to an air supply pump 208.

[0023] The top of the bolt pushing shaft 501 is integrally provided with a combination cylinder 502 , the top of the combination cylinder 502 is inserted with a bolt sleeve 503 , and a threaded pin is provided between the bolt sleeve 503 and the combination cylinder 502 for fixed connection.

[0024] Among them, a telescopic transmission shaft 601 is rotatably arranged on the front side of the transmission seat 6 in cooperation with the two sets of bearing frames, and an inner hexagonal wrench 602 is fixedly arranged on the lower end of the telescopic transmission shaft 601; the telescopic transmission shaft 601 is a hexagonal telescopic shaft, and a spring is arranged on the outer sleeve of the telescopic end of the telescopic transmission shaft 601; a third servo motor 7 is fixedly arranged on the upper front side of the transmission seat 6, and the third servo motor 7 is connected to the telescopic transmission shaft 601 through a coupling.

[0025] Among them, a nut push block 902 is slidably arranged inside the nut channel 901; through grooves are opened on both sides of the nut channel 901; a micro-electric cylinder 903 is fixedly arranged on one side of the nut channel 901, and one side of the nut push block 902 is fixedly connected to the telescopic end of the micro-electric cylinder 903; the working surface of the nut push block 902 is a triangular groove surface with an angle of 120 degrees.

[0026] Among them, the nut receiving tube 10 is made of transparent PVC material, and the internal structure of the nut receiving tube 10 is a hexagonal channel; when the micro-electric cylinder 903 contracts, the triangular groove surface of the nut push block 902 is aligned with the side of the hexagonal channel of the nut receiving tube 10, and when the micro-electric cylinder 903 extends, the nut push block 902 can push the lowest nut to the bottom of the bolt receiving tube 9, and at the same time, the top of the nut push block 902 blocks the bottom of the nut receiving tube 10.

[0027] like Figure 1-6 As shown, when installing the magnetic box, simply assemble the magnetic box and place it on the top of the machine tool assembly table 2, and the two sides of the magnetic box are engaged in the bosses of the machine tool assembly table 2, and then start the air supply pump 208 to open the solenoid valve A206, and input the air into the positioning cylinder 202 through the driving air pipe 204, so that the four groups of positioning cylinders 202 are extended synchronously, and the frame blocks 203 on both sides are closed together, and the frame blocks 203 are used to contact the magnetic box to clamp and fix it, and the magnetic box is automatically centered; When the magnetic box needs to be removed, open the solenoid valve B207, the positioning cylinder 202 automatically contracts through the internal spring, and the excess air is discharged from the solenoid valve B207, thereby unlocking the magnetic box.

[0028] Embodiment 2: On the basis of Example 1, when installing the hexagon socket bolt, directly insert the hexagon socket bolt into the magnetic block above the magnetic box, start the first servo motor 105 to drive the lifting screw 104 to rotate, and drive the transmission base 6 to descend through the threaded transmission. At the same time, start the third servo motor 7 to drive the telescopic transmission shaft 601 and the hexagon socket wrench 602 to rotate, and the hexagon socket wrench 602 descends and contacts the hexagon socket bolt. Since the hexagon socket wrench 602 descends during the rotation, the hexagon socket wrench 602 is automatically inserted into the hexagon socket bolt through the force of the external spring of the telescopic transmission shaft 601, and then the telescopic transmission shaft 601 continues to rotate, and the hexagon socket bolt can be tightened.

[0029] Embodiment 3: On the basis of Example 1, when installing the external hexagonal bolts, the external hexagonal screws are installed upside down in the two groups of bolt sleeves 503, the first electric cylinder 5 is started to drive the bolt pushing shaft 501 to rise, and the second servo motor 4 is cooperated to drive the transmission sleeve 3 to rotate, and the transmission sleeve 3 is used to drive the bolt pushing shaft 501 to rotate, so that the bolt pushing shaft 501 rotates during the rising process, and the external hexagonal bolts are raised and tightened; one group of external hexagonal bolts is screwed on the magnetic block of the magnetic box, and the other group of external hexagonal bolts is connected to the nuts in the bolt receiving tube 9; Pre-load nuts in the nut receiving tube 10, start the micro-electric cylinder 903 to push the nut push block 902, and then push the bottom group of nuts into the bolt receiving tube 9. After completing the assembly of a group of magnetic boxes, reset the micro-electric cylinder 903, and the nuts will automatically fall down. Start the micro-electric cylinder 903 again to push the nut push block 902, and then install the nuts to the docking position for re-assembly.

[0030] Specific usage and function of this embodiment: In the present invention, when in use, two sets of external hexagonal screws are pre-installed upside down in two sets of bolt sleeves 503; according to Figure 1 In the method in the embodiment, the magnetic box is simply assembled and placed on the top of the machine tool assembly table 2, and the two sides of the magnetic box are engaged in the bosses of the machine tool assembly table 2, and then the air supply pump 208 is started to open the solenoid valve A206, and the air is input into the positioning cylinder 202 through the driving air pipe 204, and the four groups of positioning cylinders 202 are extended synchronously, and the frame blocks 203 on both sides are closed together, and the frame blocks 203 are used to contact the magnetic box to clamp and fix it, and the magnetic box is automatically centered; Insert the hexagon socket bolt into the magnetic block above the magnetic box, then start the first servo motor 105 to drive the lifting screw 104 to rotate, drive the transmission seat 6 to descend through the threaded transmission, and start the third servo motor 7 to drive the telescopic transmission shaft 601 and the hexagon socket wrench 602 to rotate. The hexagon socket wrench 602 descends and contacts the hexagon socket bolt. Since the hexagon socket wrench 602 descends during the rotation process, it is not directly aligned with the hexagon socket bolt and there is a misalignment. The telescopic transmission shaft 601 can provide a fault-tolerant effect, and the hexagon socket wrench 602 contacts When the hexagon socket bolt is not inserted, the telescopic transmission shaft 601 contracts and keeps rotating. When the telescopic transmission shaft 601 rotates to the angle where the hexagon socket wrench 602 is aligned with the hexagon socket bolt, the hexagon socket wrench 602 is automatically inserted into the hexagon socket bolt by the force of the external spring of the telescopic transmission shaft 601. Then the telescopic transmission shaft 601 continues to rotate, and the hexagon socket bolt can be tightened. When tightening, a fixing effect is applied from above to support the magnetic box. At this time, the third servo motor 7 and the first servo motor 105 stop. Start the second electric cylinder 8 to lower the bolt receiving tube 9, and fit the bolt receiving tube 9 and the nut channel 901 to the empty shell of the magnetic box. At this time, the bolt sleeve 503 below is aligned with the bolt receiving tube 9; pre-load nuts in the nut receiving tube 10, start the micro-electric cylinder 903 to push the nut push block 902, and push the bottom group of nuts into the bolt receiving tube 9; Start the first electric cylinder 5 to drive the bolt pushing shaft 501 to rise, cooperate with the second servo motor 4 to drive the transmission sleeve 3 to rotate, and use the transmission sleeve 3 to drive the bolt pushing shaft 501 to rotate, so that the bolt pushing shaft 501 rotates during the rising process, and the hexagonal bolts are raised and tightened; one group of hexagonal bolts are screwed on the magnetic block of the magnetic box, and the other group of hexagonal bolts are connected with the nuts in the bolt receiving tube 9; The lifting speed and rotation speed of the telescopic transmission shaft 601 and the bolt pushing shaft 501 are controlled separately, and can be adjusted and controlled according to different bolt threads, so as to assemble bolts of different types; After the assembly is completed, lift the transmission seat 6 and the bolt receiving tube 9, retract the first electric cylinder 5, open the solenoid valve B207, and the positioning cylinder 202 will automatically retract through the internal spring. The excess air will be discharged from the solenoid valve B207 to unlock the magnetic box. At this time, remove the magnetic box to complete the assembly process. The entire mechanical part can be completed in about 5 seconds, and manual placement and installation of bolts can be completed within 10 seconds. The total operation time is reduced from about 2 minutes to within 20 seconds, which greatly reduces time consumption.

Claims

1. A machine tool for fixing magnetic boxes on prefabricated concrete formwork, characterized in that: include: An external machine tool body (1), wherein the main body of the external machine tool body (1) is a box-type structure with an opening facing forward, a main machine tool (101) is fixedly arranged in the middle of the lower part of the external machine tool body (1), and a numerical control table (102) is arranged above the front side of the main machine tool (101); a machine tool assembly table (2) is fixedly arranged on the top of the external machine tool body (1); motor frames (103) are fixedly arranged on both sides of the main machine tool (101), and a transmission sleeve (3) is rotatably arranged in the motor frame (103); a second servo motor (4) is fixedly arranged outside the motor frame (103), and the second servo motor (4) is connected to the transmission sleeve (3) on the same side by a bevel gear transmission; a first electric cylinder ( 5), the telescopic ends of the first electric cylinder (5) are both provided with bolt pushing shafts (501) in cooperation with the bearings for rotation; the main body of the bolt pushing shaft (501) is a hexagonal shaft structure and is slidably connected to the inside of the transmission rotating sleeve (3); a transmission seat (6) is provided on the upper rear side of the inner part of the outer machine body (1) in cooperation with the guide rail for vertical sliding; a second electric cylinder (8) is fixedly provided on the upper inner part of the outer machine body (1), a bolt receiving tube (9) is fixedly provided on the telescopic end of the second electric cylinder (8), a nut channel (901) is integrally provided on one side of the bottom of the bolt receiving tube (9), and a nut receiving tube (10) is also fixedly provided on the top of the nut channel (901); the bolt receiving tube (9) is vertically aligned with a group of bolt pushing shafts (501).

2. The processing machine tool for fixing magnetic boxes for precast concrete formwork as claimed in claim 1, characterized in that: A lifting screw (104) is rotatably arranged on the upper rear side of the inner part of the outer machine body (1); a first servo motor (105) is fixedly arranged on the top of the outer machine body (1); the first servo motor (105) is transmission-connected to the lifting screw (104); and the lifting screw (104) is threadedly connected to the transmission seat (6).

3. The processing machine tool for fixing magnetic boxes for precast concrete formwork as claimed in claim 1, characterized in that: Two sets of positioning arms (201) are fixedly arranged on both sides of the machine tool assembly table (2), the tops of the positioning arms (201) are dovetail slide structures, the outer ends of the positioning arms (201) are turned upwards, and positioning cylinders (202) are fixedly arranged at the turning points, and frame-type clamping blocks (203) are fixedly arranged at the telescopic ends of the positioning cylinders (202), and the bottoms of the frame-type clamping blocks (203) fit and slide outside the dovetail slide structures; a return spring is arranged inside the positioning cylinders (202), and the return spring pushes the positioning cylinders (202) to retract; when the positioning cylinders (202) are extended, the frame-type clamping blocks (203) on both sides move closer to the middle of the machine tool assembly table (2).

4. The processing machine tool for fixing magnetic boxes on precast concrete formwork as claimed in claim 3, characterized in that: A driving air pipe (204) is fixedly arranged at the bottom of the machine tool assembly table (2); the driving air pipe (204) and the positioning cylinder (202) are connected by a pipeline arranged inside the machine tool assembly table (2); the driving air pipe (204) is externally connected to a pressure sensor (205); the lower end of the driving air pipe (204) is connected to a solenoid valve A (206) and a solenoid valve B (207); the outer end of the solenoid valve A (206) is connected to an air supply pump (208).

5. The processing machine tool for fixing magnetic boxes for precast concrete formwork as claimed in claim 1, characterized in that: The top end of the bolt pushing shaft (501) is integrally provided with a combination cylinder (502), the top of the combination cylinder (502) is inserted with a bolt sleeve (503), and a threaded pin is provided between the bolt sleeve (503) and the combination cylinder (502) for fixed connection.

6. The processing machine tool for fixing magnetic boxes on precast concrete formwork according to claim 1, characterized in that: A telescopic transmission shaft (601) is rotatably arranged on the front side of the transmission seat (6) in cooperation with the two groups of bearing frames, and a hexagonal wrench (602) is fixedly arranged on the lower end of the telescopic transmission shaft (601); the telescopic transmission shaft (601) is a hexagonal telescopic shaft, and a spring is arranged on the outer sleeve of the telescopic end of the telescopic transmission shaft (601); a third servo motor (7) is fixedly arranged on the upper front side of the transmission seat (6), and the third servo motor (7) is connected to the telescopic transmission shaft (601) through a coupling.

7. The processing machine tool for fixing magnetic boxes for precast concrete formwork as claimed in claim 1, characterized in that: A nut push block (902) is slidably arranged inside the nut channel (901); through grooves are provided on both sides of the nut channel (901); a micro-electric cylinder (903) is fixedly arranged on one side of the nut channel (901), and one side of the nut push block (902) is fixedly connected to the telescopic end of the micro-electric cylinder (903); and the working surface of the nut push block (902) is a triangular groove surface with an angle of 120 degrees.

8. The processing machine tool for fixing magnetic boxes on precast concrete formwork according to claim 7, characterized in that: The nut receiving tube (10) is made of transparent PVC material, and the internal structure of the nut receiving tube (10) is a hexagonal channel; when the micro-electric cylinder (903) contracts, the triangular groove surface of the nut push block (902) is aligned with the side of the hexagonal channel of the nut receiving tube (10); when the micro-electric cylinder (903) extends, the nut push block (902) can push the bottom nut to the bottom of the bolt receiving tube (9), and at the same time, the top of the nut push block (902) blocks the bottom of the nut receiving tube (10).

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