CN214720761U - Drill bit device and flexible drilling machine - Google Patents

Abstract

The utility model relates to a drilling equipment technical field discloses a drill bit device and flexible drilling machine. The drill bit device comprises a base, a power head, a mounting seat, a drill bit arranged on the mounting seat and a second motor used for driving the drill bit; the base is provided with a sliding track, the bottom of the mounting seat is provided with a first sliding block connected with the sliding track in a sliding mode, and the power head is used for driving the first sliding block to slide back and forth along the sliding track. Through the technical scheme, based on the sliding track and the arrangement of the first sliding block, the power head can drive the first sliding block to slide back and forth along the sliding track. Thereby breaking through the limit of the drill bit device on the stroke. Compared with the prior art, the punching/drilling machine can punch/drill holes at different positions of a workpiece without manually adjusting the position of the workpiece, so that the precision and the quality of finished workpieces are improved, and the production efficiency is improved.

Description

Drill bit device and flexible drilling machine

Technical Field

The utility model relates to a drilling equipment technical field specifically relates to a drill bit device and flexible drilling machine.

Background

The drill bit is a tool for drilling a through hole or a blind hole in a solid material and reaming the existing hole, and the commonly used drill bits mainly comprise a twist drill, a flat drill, a center drill, a deep hole drill and a trepanning drill, and the reaming drill and the countersink drill can not drill the solid material, but can also be classified into the drill bits in a custom way.

In the prior art, because the drill bit is stationary, the stroke in the direction X, Y is limited, and a certain machining range is obtained. In the prior art, punching is generally performed at different positions of a workpiece by manually adjusting the position of the workpiece, and this adjustment method may result in a reduction in production efficiency on one hand and a certain deviation on the other hand, resulting in a reduction in precision and quality of the finished workpiece. Meanwhile, drilling/punching is a dynamic process, and if a workpiece to be machined is not pressed tightly, the workpiece may shift during drilling, so that the precision of the drilling quality and the quality of a finished workpiece are affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at overcome because the restriction of drill bit device on the stroke, lead to the problem of the precision and the quality reduction of finished product work piece.

In order to achieve the above object, the present invention provides a drill device, which includes a drill, a power for driving the drill, a mounting seat for mounting the power head, and a base disposed at the bottom of the mounting seat; the base is provided with a first driving mechanism, and the first driving mechanism is used for driving the mounting seat to move back and forth along a straight line within a set stroke range; the base is made of metal materials.

Through the technical scheme, based on the arrangement of the sliding track and the first sliding block, the first motor can drive the first sliding block to slide back and forth along the sliding track. Thereby breaking through the limit of the drill bit device on the stroke. Compared with the prior art, the punching/drilling machine can punch/drill holes at different positions of a workpiece without manually adjusting the position of the workpiece, so that the precision and the quality of finished workpieces are improved, and the production efficiency is improved.

Furthermore, the drill bit device also comprises an upper dust suction mechanism, the upper dust suction mechanism comprises a first suction nozzle and a first cavity communicated with the first suction nozzle, and a first through hole is formed in the first cavity; the drill bit is inserted into the first cavity from the first through hole and extends to the first suction nozzle; the drill bit can move back and forth relative to the first suction nozzle, and extends and retracts into the first suction nozzle;

preferably, the first driving mechanism includes a sliding rail disposed on the base, a first slider disposed at the bottom of the mounting base and slidably connected to the sliding rail, and a first motor for driving the first slider to slide back and forth along the sliding rail.

Further, the drill head device further comprises a lower dust suction mechanism, wherein the lower dust suction mechanism comprises a second suction nozzle arranged relative to the first suction nozzle and a second driving mechanism for driving the second suction nozzle to move towards and away from the first suction nozzle;

preferably, the second driving mechanism is any one of a pneumatic cylinder, a hydraulic cylinder, an electric cylinder and a gas-liquid pressure cylinder.

The utility model discloses a second aspect provides a flexible drilling machine, which comprises a material loading mechanism and a drill bit device;

the material loading mechanism comprises a material loading platform and a third motor used for driving the material loading platform to rotate, and a central positioning mechanism used for fixing a workpiece to be processed is arranged on the material loading platform.

The drill bit device is applied to the drilling machine, and matched with the material loading platform and the third motor for driving the material loading platform to rotate, the flexible drilling machine can break through the travel limit of the existing drilling machine in the direction of X, Y at the same time, the precision and the quality of finished workpieces are further improved, and the production efficiency is improved.

Preferably, the centering mechanism is a three-jaw cylinder.

Further, a fixed block, a guide post and a spring are arranged above the first cavity; one end of the guide post is connected with the fixing block, the other end of the guide post is connected with the first cavity, and the spring is sleeved on the guide post.

Further, the flexible drilling machine further comprises a feeding and discharging device; the feeding and discharging device comprises a feeding mechanism;

the feeding mechanism comprises a movable tray, a ball screw and a fourth motor; the ball screw comprises a screw rod and a nut sleeved on the screw rod, and the movable tray is fixedly sleeved on the nut;

preferably, the top edge of the loading platform extends outwards to form a supporting strip.

Furthermore, the feeding mechanism further comprises a limiting rod, and the limiting rod is parallel to the lead screw; the movable tray is provided with a through hole, and the limiting rod is inserted into the through hole and is in sliding connection with the through hole;

preferably, the number of the through holes is four, the number of the limiting rods is four, and each limiting rod corresponds to each through hole;

further preferably, the through hole is rotationally symmetrical about an axis of the tray.

Further, the feeding and discharging device also comprises a feeding mechanism; the feeding mechanism comprises a linear motor, a gripper and a feeding support for connecting the linear motor and the gripper;

the linear motor comprises a guide rail and a second sliding block, the hand grip is connected with the second sliding block, and the second sliding block can drive the hand grip to move back and forth along the guide rail.

Further, the gripper comprises a sucker and a sucker mounting seat for mounting the sucker;

the sucker mounting seat comprises a central fixing block and a fixing strip extending outwards from the central fixing block; the fixing strip is provided with a groove body extending along the length direction of the fixing strip, and the sucker is arranged in the groove body and can be fixed with the fixing strip or slide along the length direction of the fixing strip.

Preferably, the number of the fixing strips is three, and the three fixing strips are rotationally symmetrical by taking the axis of the central fixing block as a center.

Furthermore, the feeding and discharging device also comprises a discharging mechanism; the blanking mechanism comprises a fixed tray and a central positioning rod, wherein one end of the central positioning rod is connected with the fixed tray.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the drill bit device of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial exploded view of FIG. 2;

FIG. 4 is a schematic structural view of an embodiment of the upper suction mechanism;

FIG. 5 is a schematic structural view of one embodiment of the flexible drill of the present invention;

FIG. 6 is a schematic structural view of one embodiment of the material loading table and the center positioning mechanism;

FIG. 7 is a schematic structural diagram of a fixing block, a guide post and a spring;

FIG. 8 is a schematic structural view of one embodiment of a feed mechanism;

FIG. 9 is a schematic structural view of one embodiment of the feed mechanism;

FIG. 10 is a schematic diagram of the construction of one embodiment of the grip;

FIG. 11 is a schematic diagram of one embodiment of a suction cup mount;

fig. 12 is a schematic structural view of an embodiment of the blanking mechanism.

Description of the reference numerals

1, a base; 2, a power head;

3, mounting a base; 4 drill bit

5 a second motor; 6 sliding rail

7 a first slider; 8 first suction nozzle

9 a first cavity; 11 a second suction nozzle; 13 a material loading platform; 15 a central positioning mechanism; 17 a movable tray; 19 leading screw; 21, a limiting rod; 23, gripping the handle; 25 guide rails; 27 a suction cup; 29 central fixed block; 31 a groove body; 33 a guide pillar; 35 fixed blocks; 200 of a feeding mechanism; 400, a workpiece; 10 a first via hole; 12 a second drive mechanism; 14 a third motor; 16 support bars; 18 a fourth motor; 20, a nut; 22 through holes; 24 a feed support; 26 a second slide block; 28 suction cup mounting seats; 30 fixing strips; 37 a central positioning rod; 34 a spring; 100 a loading mechanism; 300, a blanking mechanism; 500 feeding mechanism.

Detailed Description

The following describes the embodiments of the present invention in detail. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The utility model discloses in the first aspect provide a drill bit device. As shown in fig. 1-4, the drill bit device includes a drill bit 4, a power head 2 for driving the drill bit 4, a mounting seat 3 for mounting the power head 2, and a base 1 disposed at the bottom of the mounting seat 3; the base 1 is provided with a first driving mechanism, and the first driving mechanism is used for driving the mounting base 3 to move back and forth along a straight line within a set stroke range.

The base 1 is made of metal materials, such as steel, copper, iron, metal alloy and the like.

Through the technical scheme, based on the arrangement of the first driving mechanism, the mounting base 3 can be driven to move back and forth along a straight line within a set stroke range. Thereby breaking through the limit of the drill bit device on the stroke. Compared with the prior art, the punching/drilling machine can punch/drill holes at different positions of a workpiece without manually adjusting the position of the workpiece, so that the precision and the quality of finished workpieces are improved, and the production efficiency is improved.

Two specific embodiments of the first drive mechanism are provided below:

the first embodiment is as follows:

the first driving mechanism is a linear motor. A linear motor is a transmission device that directly converts electric energy into mechanical energy for linear motion without any intermediate conversion mechanism. The linear motor comprises a guide rail and a sliding block, the guide rail is arranged on the base 1, the sliding block is connected with the guide rail in a sliding mode, and the mounting base 3 is fixedly connected with the sliding block. The slider is driven to drive the mounting base 3 to slide back and forth along the guide rail.

The second embodiment is as follows:

as shown in fig. 1, the first driving mechanism includes a sliding rail 6 disposed on the base 1, a first slider 7 disposed at the bottom of the mounting base 3 and slidably connected to the sliding rail 6, and a first motor 5 for driving the first slider 7 to slide back and forth along the sliding rail 6. Further, the sliding track 6 can select a lead screw, the first slider 7 can select a lead screw nut, the mounting base 3 is fixedly connected with the lead screw nut, and the first motor 5 is used for driving the lead screw to rotate, so that the mounting base 3 is driven to move back and forth along the length direction of the lead screw.

In the first and second embodiments, the "set stroke range" is limited by the lengths of the "guide rail" and the "lead screw".

The servo motor can control the speed and position accuracy accurately, and can convert the voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. Based on the above advantages of the servo motor, in a preferred embodiment, the motor in the power head 2 and the first motor 5 are selected from servo motors.

In the process of punching/drilling, metal debris can appear, if the metal debris is not removed in time, on one hand, the precision of drilling can be influenced, the quality of finished products is reduced, and on the other hand, the debris can block a drilling machine to influence the drilling quality and the service life of the drilling machine. In view of the above, a dust suction mechanism is provided on the drill head device. Specifically, as shown in fig. 2 to 4, the upper dust suction mechanism includes a first suction nozzle 8 and a first cavity 9 communicated with the first suction nozzle 8, and a first through hole 10 is provided on the first cavity 9; the drill bit 4 is inserted into the first cavity 9 from the first through hole 10 and extends to the first suction nozzle 8; the drill head is movable back and forth relative to the first suction nozzle 8, extending and retracting within the first suction nozzle 8. The fan is driven by the electric motor of the suction mechanism to generate a negative pressure at the first suction nozzle 8, thereby removing debris generated during the drilling process.

In order to further improve the dust suction effect, the drill bit device is also provided with a lower dust suction mechanism. As shown in fig. 2 and 3, the lower suction mechanism includes a second suction nozzle 11 disposed opposite to the first suction nozzle 8 and a second driving mechanism 12 for driving the second suction nozzle 11 to move toward and away from the first suction nozzle 8. Preferably, the second driving mechanism 12 is any one of a pneumatic cylinder, a hydraulic cylinder, an electric cylinder, and an air-liquid pressurizing cylinder.

The electric cylinder adopts closed-loop servo control, and the control precision reaches 0.01 mm; the thrust is precisely controlled, a pressure sensor is added, and the control precision can reach 1%; the device is easy to be connected with control systems such as a PLC and the like, and high-precision motion control is realized. Low noise, energy saving, cleanness, high rigidity, impact resistance, super long service life and simple operation and maintenance. The electric cylinder can be free of faults in a severe environment, and the protection grade can reach IP 66. Long-term working, high strength, high speed, high-precision positioning, stable movement and low noise. Based on the above advantages of the electric cylinder, in a preferred embodiment, the second driving mechanism 12 is an electric cylinder.

Based on the arrangement of the upper dust collection mechanism and the lower dust collection mechanism, the scraps on two sides of the workpiece 400 can be removed simultaneously, and the dust collection effect is further improved. The upper dust collection mechanism mainly has the following functions: removing the debris spilled over the hole by the drill bit 4 during drilling; the main function of the lower dust collection mechanism is as follows: the drill bit 4 is cleaned of debris falling from below the hole during drilling.

A second aspect of the present invention provides a flexible drilling machine, as shown in fig. 5, comprising a material loading mechanism 100 and a drill bit device. As shown in fig. 6, the loading mechanism 100 includes a loading platform 13 and a third motor 14 for driving the loading platform 13 to rotate, and a central positioning mechanism 15 for fixing a workpiece to be processed is arranged on the loading platform 13. The drill bit device is applied to a drilling machine, and matched with the material loading platform 13 and the third motor 14 for driving the material loading platform 13 to rotate, the flexible drilling machine can break through the travel limit of the existing drilling machine in the direction X, Y at the same time, the precision and the quality of finished workpieces are further improved, and the production efficiency is improved.

The function of the center positioning mechanism 15 is: the workpiece is centered, and preferably, as shown in fig. 6, the centering mechanism 15 is a three-jaw cylinder. Taking the example of punching the brake disc, the three-jaw cylinder extends outward to fix the brake disc, so that the center of the brake disc is located at the center of the material loading platform 13. In a preferred embodiment, the third motor 14 is also selected as a servomotor, based on the advantages of the servomotor. The three-jaw air cylinder has the advantages that: brake discs of different inner diameters (sizes) can be adapted.

As shown in fig. 6, the top edge of the loading platform 13 is extended with a supporting strip 16; preferably, the number of the supporting strips 16 is four, and the four supporting strips 16 are rotationally symmetrical around the axis of the material loading platform 13.

As shown in fig. 1, 2, 3 and 7, a fixed block 35, a guide post 33 and a spring 34 are arranged above the first cavity 9; one end of the guide post 33 is connected with the fixing block 35, the other end of the guide post is connected with the first cavity 9, and the spring 34 is sleeved on the guide post 33. When the power head drives the drill 4 to move downwards, the first suction nozzle 8 abuts against the upper surface of the workpiece 400. Meanwhile, the second driving mechanism 12 drives the lower dust removing mechanism to move toward the workpiece 400, so that the second suction nozzle 11 abuts against the lower surface of the workpiece 400. The drill 4 is further driven to perform a drilling operation on the workpiece. Therefore, the functions of the upper dust suction mechanism and the lower dust suction mechanism are not limited to dust suction, and the functions also comprise pressing the workpiece. As previously described: drilling/boring is a dynamic process, and if a workpiece to be machined is not pressed, the workpiece may be deviated during drilling, so that the accuracy of the drilling quality and the quality of a finished workpiece are affected. Therefore, the utility model discloses the people will compress tightly and the dust removal is integrated to a part, not only can improve the precision and the quality of finished product work piece, can also reduce the cost of drilling machine.

As shown in fig. 6 and 8, the flexible drilling machine further comprises a loading and unloading device; the loading and unloading device comprises a loading mechanism 200; the feeding mechanism 200 comprises a movable tray 17, a ball screw and a fourth motor 18; the ball screw comprises a screw rod 19 and a nut 20 sleeved on the screw rod 19, and the movable tray 17 is fixedly sleeved on the nut 20. When in use, the fourth motor 18 drives the screw rod 19 to rotate, so that the movable tray 17 loaded with workpieces is moved upwards, and the materials can be taken conveniently.

In order to prevent the movable tray 17 of the workpiece from inclining, the workpiece on the movable tray 17 is made to incline, so that the subsequent material taking mechanism can take materials conveniently. As shown in fig. 8, the feeding mechanism 200 further includes a limiting rod 21, and the limiting rod 21 is parallel to the screw 19; a through hole 22 is formed in the movable tray 17, and the limiting rod 21 is inserted into the through hole 22 and is in sliding connection with the through hole 22; preferably, the number of the through holes is four, the number of the limiting rods 21 is four, and each limiting rod 21 corresponds to each through hole 22. Further preferably, the through hole 22 is rotationally symmetrical about the axis of the movable tray 17.

As shown in fig. 6 and 9, the loading and unloading device further includes a feeding mechanism 500; the feeding mechanism 500 comprises a linear motor, a hand grip 23 and a feeding support 24 for connecting the linear motor and the hand grip 23; the linear motor comprises a guide rail 25 and a second sliding block 26, the hand grip 23 is connected with the second sliding block 26, and the second sliding block 26 can drive the hand grip 23 to move back and forth along the guide rail 25.

In an alternative embodiment, as shown in fig. 10, the hand grip 23 includes a suction cup 27 and a suction cup mount 28 for mounting the suction cup 27. As shown in fig. 11, the suction cup mounting seat 28 includes a central fixing block 29 and a fixing strip 30 extending outward from the central fixing block 29; the fixing strip 30 is provided with a groove body 31 extending along the length direction of the fixing strip 30, and the suction cup 27 is arranged in the groove body 31 and can be fixed with the fixing strip 30 or slide along the length direction of the fixing strip 30.

In a preferred embodiment, the gripping devices 23 are provided in two groups, which are respectively disposed at two ends of the feeding bracket 24. By arranging the two groups of the grippers 23, material taking and discharging or material discharging and discharging can be completed by one action.

The purpose of providing the groove 31 and the suction cup 27 to be fixed to the fixing strip 30 or to slide along the length direction of the fixing strip 30 is: it is possible to fit (adsorb) workpieces of different diameters (sizes).

The suction cup 27 may be fixed to the fixing bar 30, or may be slidably moved along the longitudinal direction of the fixing bar 30 by a screw and a nut. Specifically, the suction cup 27 is provided with threads on a circumferential side wall, one of the nuts is connected with the threads and located above the fixing strip 30, and the other nut is located below the fixing strip 30. When the sliding is needed, the lower nut is loosened, and when the fixing is needed, the lower nut is screwed down.

The principle of the sucking disc 27 for grabbing the workpiece is equivalent to the working principle of a dust collector, negative pressure is formed at the sucking disc 27 through a motor and a fan, and the workpiece is sucked based on the generated negative pressure. The working principle belongs to the prior art, and corresponding teaching exists in the prior art, which is not described in detail herein.

In a preferred embodiment, the fixing bars 30 are provided in three, and three fixing bars 30 are rotationally symmetrical around the axis of the central fixing block 29.

In addition, as shown in fig. 5 and 12, the loading and unloading device further includes a blanking mechanism 300; the blanking mechanism 300 includes a fixed tray 36 and a central positioning rod 37 having one end connected to the fixed tray 36.

In use, the fourth motor 18 is driven to lift the movable tray 17 carrying the workpiece 400 up along the lead screw 19. The second slide block 26 is driven to move the gripper to the upper side of the feeding mechanism 200, the workpiece 400 is adsorbed by the sucking disc 27, and at this time, material taking is completed. The second slide block 26 is driven to move, the grabbed workpiece 400 is placed on the material loading table 13 (discharging is completed at the moment), the workpiece 400 is centered through the centering mechanism 15, and the drill head 4 is driven by the power head 2 to punch the workpiece 400. After the punching operation is completed, the workpiece on the loading platform 13 is taken down (at this time, the unloading is completed) by the feeding mechanism 500, and then the finished workpiece is sent to the unloading mechanism 300 (at this time, the unloading is completed). As shown in fig. 5, since the suction cups 27 and the suction cup mounting seats 28 are provided in two sets, the steps of material taking and material loading can be performed simultaneously, and the processes of material discharging and material discharging can be performed simultaneously.

The utility model discloses a flexible drilling machine has not only broken through the travel restriction of drill bit device in X and Y side, can also process not unidimensional work piece, has extended the application scope of drilling machine, has improved production efficiency, has practiced thrift manufacturing cost.

The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (17)

1. The drill bit device is characterized by comprising a drill bit (4), a power head (2) for driving the drill bit (4), a mounting seat (3) for mounting the power head (2) and a base (1) arranged at the bottom of the mounting seat (3); the base (1) is provided with a first driving mechanism, and the first driving mechanism is used for driving the mounting base (3) to move back and forth along a straight line within a set stroke range; the base (1) is made of metal materials.

2. The drilling head device according to claim 1, characterized in that the drilling head device further comprises an upper dust suction mechanism, the upper dust suction mechanism comprises a first suction nozzle (8) and a first cavity (9) communicated with the first suction nozzle (8), and a first through hole (10) is arranged on the first cavity (9); the drill bit (4) is inserted into the first cavity (9) from the first through hole (10) and extends to the first suction nozzle (8); the drill head is movable back and forth relative to the first suction nozzle (8), extending and retracting within the first suction nozzle (8).

3. The drilling head device according to claim 2, characterized in that the first driving mechanism comprises a sliding track (6) arranged on the base (1), a first slider (7) arranged at the bottom of the mounting seat (3) and slidably connected with the sliding track (6), and a first motor (5) for driving the first slider (7) to slide back and forth along the sliding track (6).

4. Drill head device according to claim 2, characterized in that it further comprises a lower suction mechanism comprising a second suction nozzle (11) arranged in relation to the first suction nozzle (8) and a second drive mechanism (12) for driving the second suction nozzle (11) towards and away from the first suction nozzle (8).

5. A drill head arrangement according to claim 4, characterized in that the second drive mechanism (12) is any one of a pneumatic cylinder, a hydraulic cylinder, an electric cylinder, an air-liquid pressurized cylinder.

6. A flexible drilling machine, characterized in that the flexible drilling machine comprises a loading mechanism (100) and a drill bit arrangement according to any one of claims 2-5;

the material loading mechanism (100) comprises a material loading platform (13) and a third motor (14) used for driving the material loading platform (13) to rotate, and a central positioning mechanism (15) used for fixing a workpiece to be processed is arranged on the material loading platform (13).

7. Flexible drill according to claim 6, characterised in that the centring mechanism (15) is a three-jaw cylinder.

8. Flexible drilling machine according to claim 6, characterized in that above the first cavity (9) there are arranged a fixed block (35), a guide post (33) and a spring (34); one end of the guide post (33) is connected with the fixing block (35), the other end of the guide post is connected with the first cavity (9), and the spring (34) is sleeved on the guide post (33).

9. The flexible drilling machine as claimed in claim 8, wherein the flexible drilling machine further comprises a loading and unloading device; the loading and unloading device comprises a loading mechanism (200);

the feeding mechanism (200) comprises a movable tray (17), a ball screw and a fourth motor (18); the ball screw comprises a screw rod (19) and a nut (20) sleeved on the screw rod (19), and the movable tray (17) is fixedly sleeved on the nut (20).

10. A flexible drill rig according to claim 9, c h a r a c t e r i z e d in that the top edge of the carrier table (13) is extended outwardly with a support strip (16).

11. The flexible drilling machine according to claim 9, characterized in that the feed mechanism (200) further comprises a stop rod (21), the stop rod (21) being parallel to the lead screw (19); a through hole (22) is formed in the movable tray (17), and the limiting rod (21) is inserted into the through hole (22) and is in sliding connection with the through hole (22).

12. A flexible drill rig according to claim 11, wherein the number of through holes (22) is four and the number of stop rods (21) is four, each stop rod (21) corresponding to each through hole (22).

13. Flexible drill rig according to claim 12, characterized in that the through hole (22) is rotationally symmetrical around the axis of the tray (17).

14. The flexible drilling machine according to any one of the claims 9-13, characterized in that the loading and unloading device further comprises a feeding mechanism (500); the feeding mechanism (500) comprises a linear motor, a hand grip (23) and a feeding support (24) used for connecting the linear motor and the hand grip (23);

the linear motor comprises a guide rail (25) and a second sliding block (26), the gripper (23) is connected with the second sliding block (26), and the second sliding block (26) can drive the gripper (23) to move back and forth along the guide rail (25).

15. The flexible drilling machine according to claim 14, characterized in that the gripper (23) comprises a suction cup (27) and a suction cup mounting seat (28) for mounting the suction cup (27);

the sucker mounting seat (28) comprises a central fixing block (29) and a fixing strip (30) extending outwards from the central fixing block (29); set up on fixed strip (30) and follow cell body (31) that the length direction of fixed strip (30) extends, sucking disc (27) set up in cell body (31), it can with fixed strip (30) are fixed or along the length direction of fixed strip (30) slides.

16. Flexible drilling machine according to claim 15, characterised in that the fixing strips (30) are provided in three, the three fixing strips (30) being rotationally symmetrical about the axis of the central fixing block (29).

17. The flexible drilling machine according to any one of claims 9-13, characterized in that the loading and unloading device further comprises a blanking mechanism (300); the blanking mechanism (300) comprises a fixed tray (36) and a central positioning rod (37) with one end connected with the fixed tray (36).

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