CN210370511U

CN210370511U - Pneumatic frame column type drilling machine

Info

Publication number: CN210370511U
Application number: CN201920381152.9U
Authority: CN
Inventors: 杨晓勉; 王振鹏
Original assignee: Hebei Chuanan Coal Mine Machinery Manufacturing Co ltd
Current assignee: Hebei Chuanan Coal Mine Machinery Manufacturing Co ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-04-21
Anticipated expiration: 2029-03-25

Abstract

The utility model relates to the technical field of accessories of drilling equipment, in particular to a pneumatic frame column type drilling machine, when the advance of a drill rod is blocked by additionally arranging a limiting device, the drill rod is not subjected to the driving force provided by a driving mechanism, so that the damage probability of the drill rod is reduced; the device comprises a support frame, an adjusting mechanism, a propelling mechanism and a power mechanism, wherein the bottom end of the support frame is provided with a height adjusting mechanism, the bottom end of the height adjusting mechanism is provided with a mounting plate, the middle part of the front end of the support frame is provided with a rotating shaft, and the propelling mechanism is provided with a bracket and a propelling assembly; still include control panel, sliding plate, drive board, gag lever post, extrusion stem, slurcam, spacing spring and stopper, the front end middle part of control panel runs through and is provided with the rotation hole, rotates the hole and rotates the suit with the pivot, and the front end of pivot is provided with the snap ring, and the regional inside slip chamber that is provided with in left part of control panel, the regional inside removal chamber that is provided with in right part of control panel.

Description

Pneumatic frame column type drilling machine

Technical Field

The utility model relates to a drilling equipment auxiliary device's technical field especially relates to a pneumatic frame column formula rig.

Background

As is well known, mine accidents are increasingly reduced in China at present, which is not only due to the fact that mining units comply with disciplinary laws and regulations, but also due to the fact that mining equipment for mines is gradually perfected and matured according to national relevant laws and regulations, wherein in the process of drilling in the mines, electrical equipment with lower safety factor is gradually replaced by pneumatic equipment with higher safety, wherein a pneumatic frame column type drilling machine is a drilling construction device which takes compressed air as power and is used for coal mine somnolence, water injection, gas exploration and discharge, pressure hole discharge and the like, and the pneumatic frame column type drilling machine is widely used in the field of coal mine mining; the existing pneumatic frame column type drilling machine comprises a support frame, an adjusting mechanism, a propelling mechanism and a power mechanism, wherein the bottom end of the support frame is provided with a height adjusting mechanism, the bottom end of the height adjusting mechanism is provided with a mounting plate, the middle part of the front end of the support frame is provided with a rotating shaft, the propelling mechanism is provided with a bracket and a propelling assembly, the middle part of the front end of the bracket is provided with a rotating hole in a penetrating manner, the rotating hole is rotatably sleeved with the rotating shaft, the bottom end of the power mechanism is connected with the top end of the propelling assembly, the power mechanism is provided with an air supply mechanism, the output end of the power mechanism is provided with a drill; when the existing pneumatic frame column type drilling machine is used, the pneumatic frame column type drilling machine is fixed at an appointed position through a mounting plate of a support frame, then a drill rod of the pneumatic frame column type drilling machine is adjusted to an appointed drilling position through a height adjusting mechanism and an adjusting mechanism, then a power mechanism is started to enable the power mechanism to drive the drill rod to rotate, meanwhile, the pushing mechanism pushes the power mechanism forwards to enable the output end of the drill rod of the power mechanism to drill into a drilling surface, and the air supply mechanism continuously supplies air to the power mechanism in the process; the existing pneumatic frame column type drilling machine is found in use, the power mechanism is pushed by the pushing mechanism to enable the drill rod of the power mechanism to drill at a specified position, once the output end of the drill rod meets a substance with high hardness, the drill rod is blocked when the drill rod moves forward, the pushing mechanism still can provide pushing force for the drill rod through the power mechanism, and therefore the drill rod is high in damage probability at the moment, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a when making the drilling rod go forward obstructed through addding stop device, the drilling rod no longer receives the driving force that pushing mechanism provided through power unit, therefore has reduced the impaired probability of drilling rod to strengthen the pneumatic frame column drill of practicality.

The utility model discloses a pneumatic frame column type drilling machine, including support frame, adjustment mechanism, advancing mechanism and power unit, the bottom of support frame is provided with height adjustment mechanism, and height adjustment mechanism's bottom is provided with the mounting panel, and the front end middle part of support frame is provided with the pivot, and advancing mechanism is provided with bracket and propulsion subassembly, and power unit's bottom is connected with the top of propulsion subassembly, and power unit is provided with air feed mechanism, and power unit's output is provided with the drilling rod; the automatic feeding device comprises a control plate, a sliding plate, a driving plate, a limiting rod, an extrusion rod, a pushing plate, a limiting spring and a limiting block, wherein a rotating hole penetrates through the middle part of the front end of the control plate, the rotating hole is rotatably sleeved with a rotating shaft, a clamping ring is arranged at the front end of the rotating shaft, a sliding cavity is arranged in the left part area of the control plate, a sliding hole is communicated with the top end of the sliding cavity, the sliding plate is slidably clamped with the sliding cavity, the top end of the driving plate penetrates through the sliding hole from the inside of the sliding cavity in a sliding mode and extends out to the upper side of the control plate, the bottom end of the driving plate is connected with the top end of the sliding plate, the top end of the driving plate is connected with the left side of the bottom end of a bracket, the bottom end of the bracket is closely attached to the top end of the control plate in a sliding mode, a moving cavity is, the bottom end of the limiting rod slides from the upper side of the control plate to pass through the movable sliding hole and extend into the movable cavity, the bottom end of the limiting rod is provided with a first inclined plane, the top end of the limiting block is connected with the right side of the middle area of the bottom end of the control plate, a limiting cavity is arranged inside the limiting block, the top end of the limiting cavity is communicated with the moving cavity and is provided with a limiting sliding hole, the top end of the extrusion rod passes through the limiting sliding hole from the limiting cavity and extends into the moving cavity, the top end of the extrusion rod is provided with a second inclined plane, the bottom end of the extrusion rod is connected with the top end of a push plate, the push plate is slidably clamped with the limit cavity, the top end and the bottom end of the limiting spring are respectively clung to the bottom end of the pushing plate and the bottom end of the limiting cavity, the first inclined plane and the second inclined plane are in sliding and clinging contact, and the top end and the bottom end of the adjusting mechanism are respectively hinged with the left side of the bottom end of the control plate and the bottom of the left end of the supporting frame.

The utility model discloses a pneumatic frame column drill still includes reset threaded rod and reset nut, the bottom intercommunication in the spacing chamber of stopper is provided with the reset hole, the top of reset threaded rod passes the reset hole and stretches into to spacing intracavity from the downside of stopper, the top of reset threaded rod is connected with the bottom middle part of slurcam, spacing spring and the movable suit of reset threaded rod, reset nut and reset threaded rod spiral shell dress.

The utility model discloses a pneumatic frame column drill still includes power plate, power rod, warning board and reset spring, the top and the bottom of power plate slide respectively with the top and the bottom of removing the chamber and hug closely, the left end of power rod is connected with the right-hand member middle part of power plate, the right-hand member intercommunication that removes the chamber is provided with the roll-off hole, warning board slides with the roll-off hole and clamps, the right-hand member of power rod is connected with the left end middle part of warning board, reset spring and power rod activity suit, reset spring's left end and right-hand member are hugged closely with the right-hand member of power plate and the right-hand member of removing the chamber respectively.

The utility model discloses a pneumatic frame column drill still includes collar, adjustable ring, connecting pipe and collecting box, the left side top of bracket is provided with the backup pad, the left end of backup pad is run through and is provided with the support hole, the right-hand member of collar is connected with the left end of backup pad, the right-hand member of collar and the left end intercommunication of support hole, the interior circumference lateral wall of collar is provided with the internal thread, the outer circumference lateral wall of adjustable ring is provided with the external screw thread, the adjustable ring inserts to the collar from the left side spiral shell dress of collar, the top of connecting pipe and the interior circumference lateral wall bottom middle part intercommunication of collar are provided with the blanking hole, the inside of collecting box is provided with collects the chamber, collect the top in chamber and the bottom intercommunication of connecting pipe.

The utility model discloses a pneumatic frame column drill still includes the apron, the bottom intercommunication in the collection chamber of collecting box is provided with the recovery hole, the interior circumference lateral wall of recovery hole is provided with the internal thread, the top of apron is provided with sealed piece, the circumference lateral wall of sealed piece is provided with the external screw thread, sealed piece and recovery hole spiral shell dress.

The utility model discloses a pneumatic frame column drill still includes swivel becket and two sets of connecting rod, the inner of two sets of connecting rods is connected with the regional top in left part and the bottom of adjustable ring respectively, the outer end of two sets of connecting rods is connected with interior circumference lateral wall top and the bottom of swivel becket respectively.

The utility model discloses a pneumatic frame column drill still includes the protection gasket, protection gasket and the threaded rod activity suit that resets, the top and the bottom of protection gasket are hugged closely with the bottom of stopper and the top of nut that resets respectively.

The utility model discloses a pneumatic frame column formula rig, the bottom left side and the right side of apron are provided with two sets of rotation grooves respectively.

Compared with the prior art, the beneficial effects of the utility model are that: when the drill rod meets harder and larger substances, the drill rod still keeps forward thrust under the pushing of the pushing mechanism, the drill rod provides a backward thrust for the bracket through the power mechanism, the bracket simultaneously serves as an extrusion force for the second inclined surface of the extrusion rod through the first inclined surface of the limiting rod, then the first inclined surface of the limiting rod enables the extrusion rod to move longitudinally downwards through extruding the second inclined surface of the extrusion rod, then the extrusion rod continuously extrudes the limiting spring through the pushing plate, the thrust of the drill rod to the bracket is also continuously increased along with the continuous increase of the forward resistance of the drill rod, when the drill rod cannot advance, the thrust of the drill rod to the bracket reaches the maximum value, at the moment, the limiting rod moves rightwards along with the bracket, then the extrusion rod downwards moves along with the continuous extrusion of the limiting spring through the pushing rod, and the contact area between the second inclined surface and the first inclined surface of the extrusion rod is smaller and smaller, until the second inclined plane of the stripper bar breaks away from with the first inclined plane of gag lever post completely, the stripper bar is no longer spacing to the drilling rod through the gag lever post this moment, along with the drilling rod constantly moves left on the bracket, the bracket then moves right on the control panel under the spacing of the sliding plate of driving plate downside, the extrusion force that the drilling rod received has been reduced, thereby add stop device and make the drilling rod go forward when being obstructed, the drilling rod no longer receives the thrust that pushing mechanism provided through power unit, therefore, the impaired probability of drilling rod has been reduced, the practicality has been strengthened.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of a partially enlarged structure of a;

fig. 3 is a schematic view of a partial enlarged structure of B of the present invention;

FIG. 4 is a schematic view of the connection structure of the pushing plate and the limiting block of the present invention;

FIG. 5 is a schematic view of the connection structure of the sliding plate and the driving plate according to the present invention;

FIG. 6 is a schematic view of the connection structure between the rotating shaft and the control board of the present invention;

FIG. 7 is a schematic view of the connection structure of the power plate and the power rod of the present invention;

fig. 8 is a schematic view of a connection structure between the limiting rod and the first inclined plane according to the present invention;

fig. 9 is a schematic view of a connection structure of the extrusion stem and the second inclined plane according to the present invention;

fig. 10 is a schematic view of the connection structure of the cover plate and two sets of rotating grooves according to the present invention;

in the drawings, the reference numbers: 1. a support frame; 2. an adjustment mechanism; 3. two sets of rotating grooves; 4. a power mechanism; 5. a height adjustment mechanism; 6. mounting a plate; 7. a rotating shaft; 8. a bracket; 9. a propulsion assembly; 10. an air supply mechanism; 11. a drill stem; 12. a control panel; 13. a sliding plate; 14. driving the plate; 15. a limiting rod; 16. an extrusion stem; 17. a push plate; 18. a limiting spring; 19. a limiting block; 20. a snap ring; 21. a moving chamber; 22. a first inclined plane; 23. a second inclined plane; 24. resetting the threaded rod; 25. a reset nut; 26. a power plate; 27. a power rod; 28. a warning board; 29. a return spring; 30. a mounting ring; 31. an adjusting ring; 32. a connecting pipe; 33. a collection box; 34. a cover plate; 35. a rotating ring; 36. two groups of connecting rods; 37. a protective gasket.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 10, the utility model discloses a pneumatic frame column type drilling machine, including support frame 1, adjustment mechanism 2, advancing mechanism and power unit 4, the bottom of support frame 1 is provided with height control mechanism 5, the bottom of height control mechanism 5 is provided with mounting panel 6, the front end middle part of support frame 1 is provided with pivot 7, advancing mechanism is provided with bracket 8 and propulsion subassembly 9, the bottom of power unit 4 is connected with the top of propulsion subassembly 9, power unit 4 is provided with air feed mechanism 10, the output of power unit 4 is provided with drilling rod 11; the device comprises a control panel 12, a sliding plate 13, a driving plate 14, a limiting rod 15, an extrusion rod 16, a pushing plate 17, a limiting spring 18 and a limiting block 19, wherein a rotating hole penetrates through the middle part of the front end of the control panel 12 and is rotatably sleeved with a rotating shaft 7, a clamping ring 20 is arranged at the front end of the rotating shaft 7, a sliding cavity is arranged in the left area of the control panel 12, a sliding hole is communicated with the top end of the sliding cavity, the sliding plate 13 is slidably clamped with the sliding cavity, the top end of the driving plate 14 penetrates through the sliding hole from the sliding cavity in a sliding mode and extends out to the upper side of the control panel 12, the bottom end of the driving plate 14 is connected with the top end of the sliding plate 13, the top end of the driving plate 14 is connected with the left side of the bottom end of a bracket 8, the bottom end of the bracket 8 is in sliding fit with the top, the top of gag lever post 15 is connected with the regional right side in top middle part of bracket 8, the bottom of gag lever post 15 slides from the upside of control panel 12 and passes the removal slide opening and stretch into to removing the intracavity 21, the bottom of gag lever post 15 is provided with first inclined plane 22, the top of stopper 19 is connected with the regional right side in bottom middle part of control panel 12, the inside of stopper 19 is provided with spacing chamber, the top and the removal chamber 21 intercommunication in spacing chamber are provided with spacing slide opening, the top of extrusion stem 16 passes spacing slide opening and stretches into to removing the intracavity 21 from spacing intracavity, the top of extrusion stem 16 is provided with second inclined plane 23, the bottom of extrusion stem 16 is connected with the top of slurcam 17, slurcam 17 slides with spacing chamber, the top and the bottom of spacing spring 18 respectively hugs closely with the bottom of slurcam 17 and the bottom of spacing chamber, first inclined plane 22 and second inclined plane 23 slide and hug closely, the top and the bottom of adjustment mechanism 2 hinge respectively with the left side of control panel 12 and the left end bottom of Connecting; when the drill rod meets harder and larger substances, the drill rod still keeps forward thrust under the pushing of the pushing mechanism, the drill rod provides a backward thrust for the bracket through the power mechanism, the bracket simultaneously serves as an extrusion force for the second inclined surface of the extrusion rod through the first inclined surface of the limiting rod, then the first inclined surface of the limiting rod enables the extrusion rod to move longitudinally downwards through extruding the second inclined surface of the extrusion rod, then the extrusion rod continuously extrudes the limiting spring through the pushing plate, the thrust of the drill rod to the bracket is also continuously increased along with the continuous increase of the forward resistance of the drill rod, when the drill rod cannot advance, the thrust of the drill rod to the bracket reaches the maximum value, at the moment, the limiting rod moves rightwards along with the bracket, then the extrusion rod downwards moves along with the continuous extrusion of the limiting spring through the pushing rod, and the contact area between the second inclined surface and the first inclined surface of the extrusion rod is smaller and smaller, until the second inclined plane of the stripper bar breaks away from with the first inclined plane of gag lever post completely, the stripper bar is no longer spacing to the drilling rod through the gag lever post this moment, along with the drilling rod constantly moves left on the bracket, the bracket then moves right on the control panel under the spacing of the sliding plate of driving plate downside, the extrusion force that the drilling rod received has been reduced, thereby add stop device and make the drilling rod go forward when being obstructed, the drilling rod no longer receives the thrust that pushing mechanism provided through power unit, therefore, the impaired probability of drilling rod has been reduced, the practicality has been strengthened.

The utility model discloses a pneumatic frame column type drilling machine, still include reset threaded rod 24 and reset nut 25, the bottom intercommunication in the spacing chamber of stopper 19 is provided with the reset hole, the top of reset threaded rod 24 passes the reset hole and stretches into the spacing intracavity from the downside of stopper 19, the top of reset threaded rod 24 is connected with the bottom middle part of pushing plate 17, spacing spring 18 and 24 movable suit of reset threaded rod, reset nut 25 and 24 spiral shell of reset threaded rod are adorned; when the bracket resets on the control panel in needs, at this moment, rotate reset nut and make reset nut vertically shift up on the threaded rod that resets, then the threaded rod that resets then drives the kickboard extrusion limit spring and vertically move down, the kickboard then drives the stripper bar and withdraws from and removes the chamber simultaneously, then after resetting the bracket on the control panel, the gag lever post alright remove to the leftmost end that removes the chamber this moment, then reset nut makes the threaded rod that resets restore to the throne under limit spring's promotion at the antiport, the top second inclined plane of stripper bar once more with the first inclined plane of gag lever post hug closely completely can, at this moment, the process that the bracket resets at the top of control panel has just been accomplished, thereby use limitation has been reduced.

The utility model discloses a pneumatic frame column formula rig, still include power plate 26, power rod 27, warning board 28 and reset spring 29, the top and the bottom of power plate 26 slide respectively with the top and the bottom of removing chamber 21 and hug closely, the left end of power rod 27 is connected with the right-hand member middle part of power plate 26, the right-hand member intercommunication of removing chamber 21 is provided with the roll-off hole, warning board 28 slides with the roll-off hole and clamps, the right-hand member of power rod 27 is connected with the left end middle part of warning board 28, reset spring 29 is in movable suit with power rod 27, the left end and the right-hand member of reset spring 29 are respectively hugged closely with the right-hand member of power plate 26 and the right-hand member of removing chamber 21; make the gag lever post break away from at the top of stripper bar owing to being obstructed at the drilling rod, along with the gag lever post constantly moves the intracavity right side in removing, the gag lever post then promotes power plate extrusion reset spring and moves to the right side, the power plate will warn the board through the power rod simultaneously and release in the roll-off of control panel is downthehole, after the staff sees warning the board, then can judge the operating condition of drilling rod unusual so that in time take maintenance measures, after waiting that the maintenance finishes, reset spring makes warning board at the downthehole reset of roll-off of control panel through promoting the power plate, thereby the practicality has been strengthened.

The utility model discloses a pneumatic frame column type drilling machine, still include collar 30, adjustable ring 31, connecting pipe 32 and collecting box 33, the left side top of bracket 8 is provided with the backup pad, the left end of backup pad runs through and is provided with the support hole, the right-hand member of collar 30 is connected with the left end of backup pad, the right-hand member of collar 30 communicates with the left end of support hole, the interior circumference lateral wall of collar 30 is provided with the internal thread, the outer circumference lateral wall of adjustable ring 31 is provided with the external screw thread, adjustable ring 31 inserts into collar 30 from the left side spiral shell dress of collar 30, the top of connecting pipe 32 communicates with the interior circumference lateral wall bottom middle part of collar 30 and is provided with the blanking hole, the inside of collecting box 33 is provided with the collection chamber, the top of collecting chamber communicates with the bottom of connecting pipe 32; after the drilling rod location finishes, make the adjustable ring move to the left in the inside of collar through rotating the adjustable ring, until the left end top of adjustable ring on the drilling face, because the circumference lateral wall of the interior circumference of adjustable ring rotates with the circumference lateral wall of drilling rod and hugs closely, so the powder that discharges then moves to the collar along with the screw thread of drilling rod among the drilling rod drilling process, and fall into to the collecting box of connecting pipe downside in the blanking hole through the collar in, at this moment reduced the powder and floated the volume in the air, reduced dust pollution promptly, thereby the practicality has been strengthened.

The utility model discloses a pneumatic frame column type drilling machine, which also comprises a cover plate 34, wherein the bottom end of a collecting cavity of the collecting box 33 is communicated with and provided with a recycling hole, the inner circumferential side wall of the recycling hole is provided with an internal thread, the top end of the cover plate 34 is provided with a sealing block, the circumferential side wall of the sealing block is provided with an external thread, and the sealing block is screwed with the recycling hole; the upper cover plate is screwed on the recovery hole at the bottom of the collecting box, so that the powder in the collecting box can be recovered more conveniently, and the practicability is enhanced.

The utility model discloses a pneumatic frame column type drilling machine, which also comprises a rotating ring 35 and two groups of connecting rods 36, wherein the inner ends of the two groups of connecting rods 36 are respectively connected with the top end and the bottom end of the left area of the adjusting ring 31, and the outer ends of the two groups of connecting rods 36 are respectively connected with the top end and the bottom end of the side wall of the inner circumference of the rotating ring 35; the rotating rings on the outer sides of the two groups of connecting rods enable the adjusting ring to rotate more conveniently, so that convenience is improved.

The utility model discloses a pneumatic frame column type drilling machine, which also comprises a protective gasket 37, the protective gasket 37 is movably sleeved with the reset threaded rod 24, and the top end and the bottom end of the protective gasket 37 are respectively clung to the bottom end of the limiting block 19 and the top end of the reset nut 25; the degree of extrusion damage to the bottom of the limiting block in the adjusting process of the reset nut is effectively reduced through the protective gasket, so that the practicability is enhanced.

The utility model discloses a pneumatic frame column type drilling machine, the left side and the right side of the bottom end of a cover plate 34 are respectively provided with two groups of rotating grooves 3; the rotation of the cover plate is more convenient by arranging the two groups of rotating grooves at the bottom of the cover plate, so that the practicability is enhanced.

The utility model discloses a pneumatic frame column type drilling machine, it is at work, at first fix pneumatic frame column type drilling machine at appointed position through the mounting panel of support frame, then adjust pneumatic frame column type drilling machine's drilling rod to appointed drilling position through height control mechanism and adjustment mechanism, then start power unit and make power unit drive the drilling rod and rotate, pushing mechanism promotes power unit forward simultaneously and makes power unit drilling rod output end bore to the drilling face in, this process air feed mechanism continues to be power unit air feed, after the drilling rod meets harder great material, at this moment the drilling rod still keeps the thrust that gos forward under pushing mechanism's promotion, the drilling rod then provides a backward thrust for the bracket through power unit at this moment, the bracket is an extrusion force through the first inclined plane of gag lever post for the second inclined plane of gag lever post simultaneously, then the first inclined plane of gag lever post makes the gag lever post vertically move down through the second inclined plane of extrusion pole, then the extrusion rod continuously extrudes the limiting spring through the pushing plate, the pushing force of the drill rod on the bracket is also continuously increased along with the continuous increase of the advancing resistance of the drill rod, when the drill rod cannot advance, the pushing force of the drill rod on the bracket reaches the maximum value, at the moment, the limiting rod moves rightwards along with the bracket, then the extrusion rod continuously extrudes the limiting spring through the pushing rod to move downwards, so that the contact area between the second inclined surface and the first inclined surface of the extrusion rod is smaller and smaller until the second inclined surface of the extrusion rod is completely separated from the first inclined surface of the limiting rod, at the moment, the extrusion rod does not limit the drill rod through the limiting rod any more, as the drill rod moves leftwards on the bracket, the bracket continuously moves rightwards on the control plate under the limit of the sliding plate on the lower side of the driving plate, the extrusion force on the drill rod is reduced, after the limiting, the limiting rod continuously moves rightwards in the moving cavity, the limiting rod pushes the power plate to extrude the return spring to move rightwards, meanwhile, the power plate pushes the warning plate out in the sliding-out hole of the control plate through the power rod, after a worker sees the warning plate, the worker can judge that the working state of the drill rod is abnormal so as to take maintenance measures in time, when the bracket needs to be reset on the control plate, the reset nut is rotated to enable the reset nut to longitudinally move upwards on the reset threaded rod, then the reset threaded rod drives the pushing plate to extrude the limiting spring to longitudinally move downwards, meanwhile, the pushing plate drives the extrusion rod to withdraw from the moving cavity, then after the bracket is reset on the control plate, the limiting rod can move to the leftmost end of the moving cavity, then the reset nut is rotated reversely to enable the reset threaded rod to reset under the pushing of the limiting spring, namely, the second inclined surface at the top end of the extrusion rod is completely attached to the first inclined surface of the limiting, the process of resetting the carriage on top of the control panel is now complete.

The terms "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A pneumatic frame column type drilling machine comprises a support frame (1), an adjusting mechanism (2), a propelling mechanism and a power mechanism (4), wherein a height adjusting mechanism (5) is arranged at the bottom end of the support frame (1), a mounting plate (6) is arranged at the bottom end of the height adjusting mechanism (5), a rotating shaft (7) is arranged in the middle of the front end of the support frame (1), the propelling mechanism is provided with a bracket (8) and a propelling assembly (9), the bottom end of the power mechanism (4) is connected with the top end of the propelling assembly (9), the power mechanism (4) is provided with an air supply mechanism (10), and the output end of the power mechanism (4) is provided with a; the device is characterized by further comprising a control plate (12), a sliding plate (13), a driving plate (14), a limiting rod (15), an extrusion rod (16), a pushing plate (17), a limiting spring (18) and a limiting block (19), wherein a rotating hole penetrates through the middle of the front end of the control plate (12), the rotating hole is rotatably sleeved with the rotating shaft (7), a clamping ring (20) is arranged at the front end of the rotating shaft (7), a sliding cavity is arranged in the left area of the control plate (12), the top end of the sliding cavity is communicated with a sliding hole, the sliding plate (13) is slidably clamped with the sliding cavity, the top end of the driving plate (14) slides in the sliding cavity, penetrates through the sliding hole and extends out to the upper side of the control plate (12), the bottom end of the driving plate (14) is connected with the top end of the sliding plate (13), the top end of the driving plate (14) is connected with the left side of the bottom end, the bottom of the bracket (8) is tightly attached to the top end of the control panel (12) in a sliding manner, a moving cavity (21) is arranged inside the right region of the control panel (12), a moving slide hole is formed in the top end of the moving cavity (21) in a communicating manner, the top end of the limiting rod (15) is connected with the right side of the top middle region of the bracket (8), the bottom end of the limiting rod (15) penetrates through the moving slide hole from the upper side of the control panel (12) in a sliding manner and extends into the moving cavity (21), a first inclined plane (22) is arranged at the bottom end of the limiting rod (15), the top end of the limiting block (19) is connected with the right side of the bottom middle region of the control panel (12), a limiting cavity is arranged inside the limiting block (19), a limiting slide hole is formed in the top end of the limiting cavity and the moving cavity (21) in a communicating manner, a limiting slide hole is formed in the top end of the extrusion rod (16, the top end of the extrusion rod (16) is provided with a second inclined plane (23), the bottom end of the extrusion rod (16) is connected with the top end of the pushing plate (17), the pushing plate (17) is clamped with the limiting cavity in a sliding mode, the top end and the bottom end of the limiting spring (18) are respectively attached to the bottom end of the pushing plate (17) and the bottom end of the limiting cavity in a clinging mode, the first inclined plane (22) and the second inclined plane (23) are attached in a sliding mode, and the top end and the bottom end of the adjusting mechanism (2) are respectively hinged to the left side of the bottom end of the control plate (12) and the bottom of the left end of the support frame (1.

2. The pneumatic frame column type drilling machine as claimed in claim 1, further comprising a reset threaded rod (24) and a reset nut (25), wherein a reset hole is formed in the bottom end of the limiting cavity of the limiting block (19) in a communicating mode, the top end of the reset threaded rod (24) penetrates through the reset hole from the lower side of the limiting block (19) and extends into the limiting cavity, the top end of the reset threaded rod (24) is connected with the middle portion of the bottom end of the pushing plate (17), the limiting spring (18) is movably sleeved with the reset threaded rod (24), and the reset nut (25) is screwed with the reset threaded rod (24).

3. The pneumatic frame column drilling machine as claimed in claim 2, further comprising a power plate (26), a power rod (27), a warning plate (28) and a return spring (29), wherein the top end and the bottom end of the power plate (26) are respectively and slidably attached to the top end and the bottom end of the moving cavity (21), the left end of the power rod (27) is connected with the middle of the right end of the power plate (26), the right end of the moving cavity (21) is communicated with a sliding hole, the warning plate (28) is slidably clamped with the sliding hole, the right end of the power rod (27) is connected with the middle of the left end of the warning plate (28), the return spring (29) is movably sleeved with the power rod (27), and the left end and the right end of the return spring (29) are respectively and slidably attached to the right end of the power plate (26) and the right end of the moving cavity (21).

4. The pneumatic frame column drilling machine as claimed in claim 3, further comprising a mounting ring (30), an adjusting ring (31), a connecting pipe (32) and a collecting box (33), wherein the left top end of the bracket (8) is provided with a supporting plate, the left end of the supporting plate is provided with a supporting hole through, the right end of the mounting ring (30) is connected with the left end of the supporting plate, the right end of the mounting ring (30) is communicated with the left end of the supporting hole, the inner circumferential side wall of the mounting ring (30) is provided with an internal thread, the outer circumferential side wall of the adjusting ring (31) is provided with an external thread, the adjusting ring (31) is screwed into the mounting ring (30) from the left side of the mounting ring (30), the top end of the connecting pipe (32) is communicated with the middle part of the bottom end of the inner circumferential side wall of the mounting ring (30) and is provided with a blanking hole, and the collecting box (33) is internally provided with a collecting, the top end of the collection cavity is communicated with the bottom end of the connecting pipe (32).

5. The pneumatic frame column drilling machine as claimed in claim 4, characterized by further comprising a cover plate (34), wherein a recovery hole is formed at the bottom end of the collection cavity of the collection box (33) in a communication manner, an internal thread is formed on the inner circumferential side wall of the recovery hole, a sealing block is arranged at the top end of the cover plate (34), an external thread is formed on the circumferential side wall of the sealing block, and the sealing block is screwed with the recovery hole.

6. A pneumatic frame column drill according to claim 5 further comprising a rotating ring (35) and two sets of connecting rods (36), the inner ends of the two sets of connecting rods (36) being connected to the top and bottom ends, respectively, of the left region of the adjusting ring (31), and the outer ends of the two sets of connecting rods (36) being connected to the top and bottom ends, respectively, of the inner circumferential side wall of the rotating ring (35).

7. The pneumatic frame column type drilling machine as claimed in claim 6, further comprising a protective washer (37), wherein the protective washer (37) is movably sleeved with the reset threaded rod (24), and the top end and the bottom end of the protective washer (37) are respectively clung to the bottom end of the limiting block (19) and the top end of the reset nut (25).

8. A pneumatic stringing drill as claimed in claim 7, characterized in that the cover plate (34) is provided with two sets of turning grooves (3) on the left and right sides of its bottom end.