High-frequency drilling machine

Abstract

The utility model relates to the technical field of drilling machine production, in particular to a high-frequency drilling machine which comprises a sliding rail vertically arranged on a bottom plate, a sliding box is arranged on the sliding rail, and the sliding box is driven by a lifting assembly to slide up and down. The mounting box is arranged on one side of the sliding box and is connected with the sliding box through a supporting plate; the first rotating shaft is arranged in the mounting box and is driven by the first driving source to rotate; the second rotating shaft is rotatably arranged in the mounting box, a speed adjusting assembly used for adjusting the rotating speed of the second rotating shaft is arranged on the second rotating shaft, and the speed adjusting assembly is connected with the first rotating shaft through a connecting assembly; the third rotating shaft is rotatably arranged in the mounting box, a first gear is arranged on the third rotating shaft, the first gear is meshed with a second gear on the second rotating shaft, and the lower end of the third rotating shaft penetrates through the mounting box and then is provided with a drill bit. The utility model has the advantage of enhanced stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to drilling rig production technical field, concretely is a kind of high-frequency drilling rig. BACKGROUND

[0002] High-frequency drilling rig is a kind of equipment specially used for soil and groundwater sampling.In soil environment investigation, the stratum needs to be drilled to Quaternary cover layer, generally sampling depth does not exceed 30 meters, and stratum property is various, including soft stratum, sandy soil layer, silty soil layer and hard stratum, high-frequency drilling rig can adapt to the drilling demand of different strata by speed regulation, effectively sampling under different geological conditions is realized, the existing high-frequency drilling rig is mostly controlled motor by using electric control box to regulate speed, this speed regulation mode is convenient, but if affected by external interference, signal transmission delay, interference and other problems occur, so that speed regulation cannot be timely, and stability is poor. SUMMARY

[0003] Therefore, the utility model provides a kind of high-frequency drilling rig, to solve the technical problem of the stability of poor in prior art, which is caused by the influence of external interference.

[0004] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of high-frequency drilling rig, comprising:

[0005] Bottom plate, vertical setting has slide rail on it, slide box is set on the slide rail, slide box is driven to slide up and down under the drive of lifting assembly;

[0006] Mounting box is set in the slide box side, and is connected with slide box by support plate;

[0007] First rotation shaft is set in the mounting box, and rotates under the drive of first drive source;

[0008] Second rotation shaft is rotatably set in the mounting box, speed regulation assembly for adjusting the rotation speed of second rotation shaft is set on the second rotation shaft, and speed regulation assembly is connected with first rotation shaft by connecting assembly;

[0009] Third rotation shaft is rotatably set in the mounting box, and is provided with first gear thereon, the first gear is engaged with second gear on the second rotation shaft, and the lower end of third rotation shaft penetrates the mounting box and is provided with drill bit after the mounting box.

[0010] The further improvement of the utility model lies in that the connecting assembly includes fourth rotation shaft, which is rotatably set in the mounting box, seventh gear on the fourth rotation shaft is engaged with eighth gear on the first rotation shaft, and the fourth rotation shaft is connected with speed regulation assembly.

[0011] The further improvement of the utility model lies in that the speed regulating assembly comprises:

[0012] The third gear is arranged on the second rotating shaft, a first guide key is arranged on the inner wall of the third gear, the first guide key is in sliding connection with a first guide groove arranged on the second rotating shaft in the axial direction, and the third gear is matched with a fourth gear arranged on the fourth rotating shaft.

[0013] The fifth gear is rotatably arranged in the mounting box below the third gear and coaxial with the third gear, the outer diameter of the third gear is smaller than that of the fifth gear, the fifth gear is in mesh with a sixth gear arranged on the fourth rotating shaft, a second guide groove is arranged on the inner wall of the fifth gear and matched with a second guide key arranged at the lower end of the third gear, and the third gear slides on the second rotating shaft under the drive of the sliding assembly.

[0014] The further improvement of the utility model lies in that a first sleeve is arranged at the upper end of the third gear, the first sleeve is sleeved on the second rotating shaft, a first annular groove is arranged on the first sleeve, the lower end of the first sleeve is connected with the third gear, and the sliding assembly comprises:

[0015] The first rotating rod is horizontally arranged in the mounting box, a knob is arranged at the first end of the first rotating rod and penetrates through the mounting box,

[0016] The first connecting rod is horizontally arranged in the mounting box and perpendicular to the first rotating rod, the first end of the first connecting rod is connected with the second end of the first rotating rod,

[0017] The first supporting rod is arranged in the first annular groove and parallel to the first rotating rod, and the end of the first supporting rod is connected with the second end of the first connecting rod.

[0018] The further improvement of the utility model lies in that a rack is vertically arranged on the sliding rail, the lifting assembly comprises a fifth rotating shaft, the fifth rotating shaft is horizontally arranged in the sliding box and rotates under the drive of a second driving source, the fifth rotating shaft is perpendicular to the rack, a ninth gear is arranged on the fifth rotating shaft, and the ninth gear is in mesh with the rack.

[0019] The further improvement of the utility model lies in that the lifting assembly further comprises a sixth rotating shaft, the sixth rotating shaft is rotatably arranged in the sliding box and parallel to the fifth rotating shaft, a tenth gear is arranged on the sixth rotating shaft, the tenth gear is in mesh with the rack, and a detachable rotating wheel is arranged at the end of the sixth rotating shaft and penetrates through the sliding box.

[0020] The further improvement of the utility model lies in that the lifting assembly further comprises a seventh rotating shaft, which is rotatably arranged in the sliding box and is parallel to the sixth rotating shaft, an eleventh gear is arranged on the seventh rotating shaft, the eleventh gear is engaged with a twelfth gear rotatable in the sliding box, the twelfth gear is engaged with a thirteenth gear arranged on the sixth rotating shaft, the sixth rotating shaft end portion penetrating through the sliding box is matched with the rotating wheel, and the outer diameter of the eleventh gear is smaller than that of the thirteenth gear.

[0021] The further improvement of the utility model lies in that the sliding box is provided with a positioning assembly, and the positioning assembly comprises:

[0022] A positioning box is arranged on the sliding box;

[0023] A positioning block is horizontally arranged in the positioning box in a slidable mode, one side of the positioning box close to the rack is provided with a discharge port matched with the positioning block, one side of the positioning block facing the rack is provided with a tooth, and the positioning block is driven by the driving assembly to slide out of the discharge port or slide into the positioning box, and the tooth is arranged in a tooth groove on the rack or separated from the tooth groove.

[0024] The further improvement of the utility model lies in that the driving assembly comprises:

[0025] A second rotating rod is rotatably arranged in the positioning box, an eccentric shaft arranged at the lower end of the second rotating rod is slidably connected with the long slot hole on the positioning block, and a spring is arranged between the side of the positioning block away from the rack and the inner wall of the positioning box;

[0026] A second connecting rod is connected with the second end of the second rotating rod penetrating through the top of the positioning box at the first end, and the lower end is provided with a first limiting hole, a first limiting pin is arranged in the first limiting hole in a pluggable mode, and the end portion of the first limiting pin penetrates through the first limiting hole and a second limiting hole on the positioning box and abuts against the positioning block.

[0027] The further improvement of the utility model lies in that the side of the sliding box facing the slide rail is provided with a roller, and the roller is in rolling connection with the slide rail.

[0028] Thanks to the above technical scheme, the utility model has the following technical progress:

[0029] The utility model provides a high -frequency drilling machine, first drive source drives first rotation axis rotation, first rotation axis is engaged through eighth gear and seventh gear on fourth rotation axis, drives fourth rotation axis rotation, third gear is in initial position, third gear and fourth gear on fourth rotation axis are engaged, drive second rotation axis rotation through the cooperation of first guide groove and first guide key, second gear on second rotation axis drives third rotation axis rotation through first gear, third rotation axis drives drill bit rotation, when needing to speed regulation, speed regulation subassembly drives third gear to slide down, and fourth gear is separated, until sliding to fifth gear place, make second guide key of third gear lower extreme extend into second guide groove of fifth gear, and sixth gear of fourth rotation axis drives fifth gear rotation, and fifth gear drives third gear rotation, and second rotation axis's rotating speed is also not same because of the different outer diameter of third gear and fifth gear, can realize speed regulation compared with prior art, can not appear signal transmission delay, interference etc. problem, can speed regulation in time, enhances stability. BRIEF DESCRIPTION OF DRAWINGS

[0030] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be needed to use the drawings in the embodiment description briefly introduced, obviously, the drawings in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0031] Figure 1 It is the overall structure schematic diagram of high-frequency drilling machine of the utility model;

[0032] Figure 2 It is the internal structure schematic diagram of mounting box of high-frequency drilling machine of the utility model;

[0033] Figure 3 It is the structure schematic diagram of speed regulation subassembly of high-frequency drilling machine of the utility model;

[0034] Figure 4 It is the structure schematic diagram of sliding subassembly of high-frequency drilling machine of the utility model;

[0035] Figure 5 It is the structure schematic diagram of lifting subassembly of high-frequency drilling machine of the utility model;

[0036] Figure 6 It is the structure schematic diagram of positioning subassembly of high-frequency drilling machine of the utility model;

[0037] Figure 7 It is the internal structure schematic diagram of positioning box of high-frequency drilling machine of the utility model;

[0038] Figure 8 The positioning block structure diagram of the high-frequency drilling machine.

[0039] Marked for explanation:

[0040] 10- bottom plate, 11- slide rail, 111- rack, 12- sliding box, 121- support plate, 13- mounting box, 131- first rotating shaft, 132- first driving source, 133- second rotating shaft, 134- second gear, 135- third rotating shaft, 136- first gear, 137- drill bit, 14- roller, 20- connecting assembly, 21- fourth rotating shaft, 22- seventh gear, 23- eighth gear, 24- fourth gear, 25- sixth gear, 30- speed regulating assembly, 31- third gear, 312- first guide groove, 313- second guide key, 32- fifth gear, 321- second guide groove, 33- first sleeve, 331- first annular groove, 40- sliding assembly, 41- first rotating rod, 411- knob, 42- first connecting rod, 43- first supporting rod, 50- lifting assembly, 51- fifth rotating shaft, 511- ninth gear, 52- second driving source, 53- sixth rotating shaft, 531- tenth gear, 54- rotating wheel, 55- seventh rotating shaft, 551- eleventh gear, 552- twelfth gear, 553- thirteenth gear, 60- positioning assembly, 61- positioning box, 62- positioning block, 621- tooth, 622- long slot hole, 63- second rotating rod, 631- eccentric shaft, 64- spring, 65- second connecting rod, 66- limiting nail. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, specific details such as specific system structures, technologies and the like are given in the following description for explanation but not for limitation, so that the embodiments of the utility model can be thoroughly understood. However, those skilled in the art should know that the utility model can also be implemented in other embodiments without the specific details. In other cases, the detailed description of well-known systems, devices, circuits and methods is omitted to avoid unnecessary details to hinder the description of the utility model.

[0042] The utility model provides a kind of high-frequency drilling machine, in combination with the drawings of specification Figure 1 to the drawings Figure 8 It can be known that high-frequency drilling machine mainly includes following parts or components: bottom plate 10, mounting box 13, first rotating shaft 131, second rotating shaft 133, third rotating shaft 135.

[0043] In this invention, a slide rail 11 is vertically mounted on the base plate 10, and a sliding box 12 is mounted on the slide rail 11. The sliding box 12 slides up and down under the drive of the lifting assembly 50. The mounting box 13 is mounted on one side of the sliding box 12 and is connected to the sliding box 12 via a support plate 121. A first rotating shaft 131 is mounted inside the mounting box 13 and rotates under the drive of a first driving source 132. A second rotating shaft 133 is rotatably mounted inside the mounting box 13, and a speed regulating assembly 30 for adjusting the rotation speed of the second rotating shaft 133 is mounted on the second rotating shaft 133. The speed regulating assembly 30 is connected to the first rotating shaft 131 via a connecting assembly 20. A third rotating shaft 135 is rotatably mounted inside the mounting box 13, and a first gear 136 is fixedly mounted on it. The first gear 136 meshes with a second gear 134 on the second rotating shaft 133. A drill bit 137 is mounted on the lower end of the third rotating shaft 135 after passing through the mounting box 13.

[0044] The lifting assembly 50 drives the sliding box 12 to slide up and down at the slide rail 11. The sliding box 12 drives the mounting box 13 to rise and fall through the support plate 121. At the same time, the first drive source 132 drives the first rotating shaft 131 to rotate. The first rotating shaft 131 is connected to the speed regulating assembly 30 through the connecting assembly 20. The speed regulating assembly 30 drives the second rotating shaft 133 to rotate. The second gear 134 on the second rotating shaft 133 drives the first gear 136 on the third rotating shaft 135 to rotate. The first gear 136 drives the third rotating shaft 135 to rotate. The third rotating shaft 135 drives the drill bit 137 to rotate. The speed regulating assembly 30 can regulate the speed of the second rotating shaft 133. After the speed of the second rotating shaft 133 changes, the rotation of the third rotating shaft 135 will be changed through the meshing of the second gear 134 and the first gear 136, thereby ultimately changing the speed of the drill bit 137 to adapt to different working environments. There will be no signal transmission delay or interference problems, so the speed can be adjusted in time and the stability can be enhanced.

[0045] Specifically, the first drive source 132 is the first motor.

[0046] As one embodiment, in conjunction with the appendix to the specification Figure 2 To be continued Figure 3It can be seen that the connecting assembly 20 comprises a fourth rotating shaft 21 rotatably arranged in the mounting box 13, a seventh gear 22 on the fourth rotating shaft 21 engaged with an eighth gear 23 on the first rotating shaft 131, and the fourth rotating shaft 21 connected with the speed regulating assembly 30. The speed regulating assembly 30 comprises a third gear 31 fixedly arranged on the second rotating shaft 133, a first guide key (not shown in the figure) fixedly arranged on the inner wall of the third gear 31, the first guide key in sliding connection with a first guide groove 312 arranged on the second rotating shaft 133 in the axial direction, the third gear 31 adapted with a fourth gear 24 fixedly arranged on the fourth rotating shaft 21, a fifth gear 32 rotatably arranged below the third gear 31 in the mounting box 13 and coaxial with the third gear 31, the outer diameter of the third gear 31 smaller than the outer diameter of the fifth gear 32, the fifth gear 32 engaged with a sixth gear 25 fixedly arranged on the fourth rotating shaft 21, and a second guide groove 321 arranged on the inner wall of the fifth gear 32 adapted with a second guide key 313 fixedly arranged on the lower end of the third gear 31, the third gear 31 sliding on the second rotating shaft 133 under the drive of the sliding assembly 40.

[0047] The first driving source 132 drives the first rotating shaft 131 to rotate, the first rotating shaft 131 drives the fourth rotating shaft 21 to rotate through the engagement of the eighth gear 23 with the seventh gear 22 on the fourth rotating shaft 21, the third gear 31 engaged with the fourth gear 24 on the fourth rotating shaft 21 at the initial position, the second rotating shaft 133 driven to rotate through the cooperation of the first guide groove 312 and the first guide key, the second gear 134 on the second rotating shaft 133 driving the third rotating shaft 135 to rotate through the first gear 136, the third rotating shaft 135 driving the drill bit 137 to rotate, the speed regulating assembly 30 driving the third gear 31 to slide downward when speed regulation is needed, the third gear 31 disengaged from the fourth gear 24 until sliding to the fifth gear 32, the second guide key 313 at the lower end of the third gear 31 extending into the second guide groove 321 of the fifth gear 32, the sixth gear 25 of the fourth rotating shaft 21 driving the fifth gear 32 to rotate, the fifth gear 32 driving the third gear 31 to rotate, the second rotating shaft 133 driven to rotate through the cooperation of the first guide groove 312 and the first guide key, the rotational speed of the second rotating shaft 133 different due to the different outer diameters of the third gear 31 and the fifth gear 32, thereby realizing speed regulation and avoiding problems such as signal transmission delay and interference, so that the speed can be regulated in time and the stability enhanced.

[0048] As an embodiment, the description is combined with the drawings Figure 3 to the drawings Figure 4It can be known that the upper end of the third gear 31 is provided with a first sleeve 33, the first sleeve 33 is sleeved on the second rotating shaft 133, the first sleeve 33 is provided with a first annular groove 331, the lower end of the first sleeve 33 is connected with the third gear 31, the sliding assembly 40 comprises a first rotating rod 41, which is horizontally arranged in the mounting box 13 and is provided with a knob 411 at the first end thereof and penetrates through the mounting box 13, a first connecting rod 42 is horizontally arranged in the mounting box 13 and is perpendicular to the first rotating rod 41, the first end of the first connecting rod 42 is connected with the second end of the first rotating rod 41, and a first supporting rod 43 is arranged in the first annular groove 331 and is parallel to the first rotating rod 41, and the end of the first supporting rod 43 is connected with the second end of the first connecting rod 42.

[0049] When the third gear 31 needs to be slid to different positions, the knob 411 is rotated forward or reversely, the first rotating rod 41 is driven to rotate, the first connecting rod 42 is driven to rotate, the first supporting rod 43 is driven to rotate, the first sleeve 33 is driven to slide up and down in the first annular groove 331, and the third gear 31 is driven to slide up and down, because the outer diameters of the third gear 31 and the fifth gear 32 are different, the rotating speed of the second rotating shaft 133 driven by the third gear 31 is different from the rotating speed of the second rotating shaft 133 driven by the fifth gear 32 through the third gear 31.

[0050] Specifically, the first rotating rod 41 is mounted on the mounting box 13 and can be self-locked, because the self-locking is common, the detailed description is not given.

[0051] As an embodiment, the description is combined with the drawings Figure 5 It can be known that the sliding rail 11 is vertically and fixedly provided with a rack 111, the lifting assembly 50 comprises a fifth rotating shaft 51, which is horizontally arranged in the sliding box 12 and is driven to rotate by the second driving source 52, the fifth rotating shaft 51 is perpendicular to the rack 111, and the fifth rotating shaft 51 is fixedly provided with a ninth gear 511, and the ninth gear 511 is engaged with the rack 111.

[0052] When the sliding box 12 needs to be lifted, the second driving source 52 drives the fifth rotating shaft 51 to rotate, the fifth rotating shaft 51 drives the ninth gear 511 to rotate, because the ninth gear 511 is engaged with the rack 111 and the rack 111 is in a static state, when the ninth gear 511 rotates, the ninth gear 511 moves along the length direction of the rack 111, and when the ninth gear 511 moves, the fifth rotating shaft 51, the sliding box 12 and the second driving source 52 move synchronously.

[0053] Specifically, the second driving source 52 is a forward and reverse motor.

[0054] In the embodiment, the description is combined with the drawings Figure 5It can be known that the lifting assembly 50 further comprises a sixth rotating shaft 53 rotatably arranged in the sliding box 12 and parallel to the fifth rotating shaft 51, and a tenth gear 531 fixedly arranged on the sixth rotating shaft 53, the tenth gear 531 being engaged with the rack 111, and the sixth rotating shaft 53 penetrating through the rear of the sliding box 12 and being provided with a detachable rotating wheel 54 at the end.

[0055] In addition to using the forward and reverse motor to lift, the lifting can also be manually performed, the rotating wheel 54 is installed at the end of the sixth rotating shaft 53, the rotating wheel 54 is rotated, the sixth rotating shaft 53 is driven to rotate, the sixth rotating shaft 53 drives the tenth gear 531 to rotate, because the tenth gear 531 is engaged with the rack 111 and the rack 111 is in a stationary state, so that the tenth gear 531 will move on the rack 111 along the length direction of the rack 111 when rotating, and the tenth gear 531 drives the sliding box 12 and the internal parts of the sliding box 12 to move synchronously when moving.

[0056] In the embodiment, the drawings attached to the specification Figure 5 It can be known that the lifting assembly 50 further comprises a seventh rotating shaft 55 rotatably arranged in the sliding box 12 and parallel to the sixth rotating shaft 53, and an eleventh gear 551 fixedly arranged on the seventh rotating shaft 55, the eleventh gear 551 being engaged with a twelfth gear 552 rotatably arranged in the sliding box 12, the twelfth gear 552 being engaged with a thirteenth gear 553 fixedly arranged on the sixth rotating shaft 53, the end of the sixth rotating shaft 53 penetrating through the sliding box 12 being matched with the rotating wheel 54, and the outer diameter of the eleventh gear 551 being smaller than the outer diameter of the thirteenth gear 553.

[0057] The rotating wheel 54 is installed on the seventh rotating shaft 55, the rotating wheel 54 is rotated, the seventh rotating shaft 55 is driven to rotate, the seventh rotating shaft 55 drives the eleventh gear 551 to rotate, the eleventh gear 551 drives the thirteenth gear 553 on the sixth rotating shaft 53 to rotate through the twelfth gear 552, the thirteenth gear 553 drives the tenth gear 531 to move through the sixth rotating shaft 53, the tenth gear 531 drives the sliding box 12 and the internal parts of the sliding box 12 to move synchronously when moving, and the outer diameters of the eleventh gear 551 and the thirteenth gear 553 are different, and the rotating speeds of the seventh rotating shaft 55 and the sixth rotating shaft 53 are also different, which can adapt to different working conditions.

[0058] As an embodiment, the drawings attached to the specification Figure 6 to the drawings Figure 8It can be known that the positioning assembly 60 is arranged on the sliding box 12, the positioning assembly 60 comprises a positioning box 61 fixedly arranged on the sliding box 12, and a positioning block 62 slidably horizontally arranged in the positioning box 61; the positioning box 61 is arranged on the side close to the rack 111 and is provided with a discharging port matched with the positioning block 62, and the side of the positioning block 62 towards the rack 111 is fixedly provided with a tooth 621; under the driving of the driving assembly, the positioning block 62 slides out of or slides into the positioning box 61 from the discharging port (not shown in the figure), and the tooth 621 enters or leaves the tooth groove (not marked in the figure) on the rack 111.

[0059] The driving assembly comprises a second rotating rod 63 rotatably arranged in the positioning box 61, an eccentric shaft 631 fixedly arranged at the lower end of the second rotating rod 63 is slidably connected with a long slot hole 622 on the positioning block 62, and the side of the positioning block 62 away from the rack 111 is provided with a spring 64 between the inner wall of the positioning box 61; a second connecting rod 65 is connected with the second end of the second rotating rod 63 penetrating through the top of the positioning box 61, and the lower end is provided with a first limiting hole (not shown in the figure), and a first limiting pin 66 plug-removable is arranged in the first limiting hole, and the end of the first limiting pin 66 penetrates through the first limiting hole and a second limiting hole (not shown in the figure) on the positioning box 61 and abuts against the positioning block 62.

[0060] When the sliding box 12 needs to be positioned, the first limiting pin 66 is pulled outwards, so that the first limiting pin 66 leaves the second limiting hole on the positioning box 61, then the second connecting rod 65 is rotated, the second connecting rod 65 drives the second rotating rod 63 to rotate, the eccentric shaft 631 on the second rotating rod 63 is slidably connected with the long slot hole 622, and the positioning block 62 can be driven to slide out of the discharging port until the tooth 621 on the positioning block 62 extends into the tooth groove on the rack 111, so that the sliding box 12 is positioned, when the sliding box 12 needs to move, the second connecting rod 65 is rotated, the second connecting rod 65 drives the second rotating rod 63 to rotate, the eccentric shaft 631 on the second rotating rod 63 is slidably connected with the long slot hole 622, and the tooth 621 on the positioning block 62 can be driven to leave the tooth groove on the rack 111 until the positioning block 62 slides back into the positioning box 61 from the discharging port, then the first limiting pin 66 is pressed, so that the first limiting pin 66 is inserted into the second limiting hole again, and the positioning is released, and the sliding box 12 can move.

[0061] As an embodiment, the description is combined with the drawings Figure 5 It can be known that the side of the sliding box 12 towards the slide rail 11 is provided with a roller 14, and the roller 14 is in rolling connection with the slide rail 11. The frictional force generated by the sliding box 12 during lifting can be reduced.

[0062] The high-frequency drilling machine is used, and the specific use process is as follows:

[0063] The lifting assembly 50 drives the sliding box 12 to slide up and down at the slide rail 11, the sliding box 12 drives the mounting box 13 to lift through the support plate 121, meanwhile, the first driving source 132 drives the first rotating shaft 131 to rotate, the first rotating shaft 131 drives the fourth rotating shaft 21 to rotate through the meshing of the eighth gear 23 and the seventh gear 22 on the fourth rotating shaft 21, the third gear 31 is in the initial position, the third gear 31 is meshed with the fourth gear 24 on the fourth rotating shaft 21, the second rotating shaft 133 is driven to rotate through the cooperation of the first guide slot 312 and the first guide key, the second gear 134 on the second rotating shaft 133 drives the third rotating shaft 135 to rotate through the first gear 136, the third rotating shaft 135 drives the drill bit 137 to rotate, when speed regulation is needed, the speed regulation assembly 30 drives the third gear 31 to slide downwards, the third gear 31 is separated from the fourth gear 24, and then the third gear 31 slides to the fifth gear 32, so that the second guide key 313 at the lower end of the third gear 31 extends into the second guide slot 321 of the fifth gear 32, the sixth gear 25 of the fourth rotating shaft 21 drives the fifth gear 32 to rotate, the fifth gear 32 drives the third gear 31 to rotate, the second rotating shaft 133 is driven to rotate through the cooperation of the first guide slot 312 and the first guide key, because the outer diameters of the third gear 31 and the fifth gear 32 are different, the rotating speed of the second rotating shaft 133 is also different, so that speed regulation is realized, and problems such as signal transmission delay and interference do not occur, so that speed regulation can be realized in time, and stability is enhanced.

[0064] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0065] The above embodiments are only used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application, and should be included in the protection scope of the present application.

Claims

1. A high frequency drilling machine, characterized by, The utility model relates to a high frequency drilling machine, including: The bottom plate is vertically provided with slide rail on it, the slide rail is provided with sliding box, the sliding box slides up and down under the drive of lifting assembly; The installation box is arranged in the sliding box side and is connected with the sliding box through the support plate; The first rotating shaft is arranged in the installation box and rotates under the drive of the first drive source; The second rotating shaft is rotatably arranged in the installation box, the second rotating shaft is provided with the speed regulation assembly for adjusting the rotating speed of the second rotating shaft, the speed regulation assembly is connected with the first rotating shaft through the connecting assembly; The third rotating shaft is rotatably arranged in the installation box, is provided with the first gear on it, the first gear is engaged with the second gear on the second rotating shaft, and the lower end of the third rotating shaft penetrates the installation box and is provided with a drill bit.

2. The high frequency drilling machine of claim 1, wherein: The connecting assembly includes a fourth rotating shaft rotatably arranged in the installation box, a seventh gear on the fourth rotating shaft engaged with an eighth gear on the first rotating shaft, and the fourth rotating shaft connected with the speed regulation assembly.

3. The high frequency drilling machine of claim 2, wherein: The speed regulation assembly includes: A third gear arranged on the second rotating shaft, a first guide key arranged on the inner wall of the third gear, the first guide key slidably connected with a first guide slot arranged on the second rotating shaft along the axial direction of the second rotating shaft, the third gear adapted with a fourth gear arranged on the fourth rotating shaft; A fifth gear rotatably arranged in the installation box below the third gear and coaxial with the third gear, the outer diameter of the third gear smaller than the outer diameter of the fifth gear, the fifth gear engaged with a sixth gear arranged on the fourth rotating shaft, a second guide slot arranged on the inner wall of the fifth gear adapted with a second guide key arranged on the lower end of the third gear, and the third gear slid on the second rotating shaft under the drive of the sliding assembly.

4. The high frequency drilling machine of claim 3, wherein: The third gear is provided with a first sleeve on the upper end, the first sleeve is sleeved on the second rotating shaft, the first sleeve is provided with a first annular groove, the lower end of the first sleeve is connected with the third gear, and the sliding assembly includes: A first rotating rod rotatably horizontally arranged in the installation box, a knob arranged on the first end of the first rotating rod penetrating the installation box; A first connecting rod horizontally arranged in the installation box and perpendicular to the first rotating rod, the first end of the first connecting rod connected with the second end of the first rotating rod; A first supporting rod arranged in the first annular groove and parallel to the first rotating rod, the end of the first supporting rod connected with the second end of the first connecting rod.

5. The high frequency drilling machine of claim 1, wherein: The slide rail is vertically provided with a rack, the lifting assembly includes a fifth rotating shaft horizontally arranged in the sliding box and rotating under the drive of a second drive source, the fifth rotating shaft perpendicular to the rack, the fifth rotating shaft provided with a ninth gear engaged with the rack.

6. The high-frequency drilling machine according to claim 5, characterized in that, the lifting assembly further comprises a sixth rotating shaft rotatably arranged in the sliding box and parallel to the fifth rotating shaft, the sixth rotating shaft is provided with a tenth gear, the tenth gear is engaged with the rack, and the end of the sixth rotating shaft penetrating through the sliding box is provided with a detachable rotating wheel.

7. The high-frequency drilling machine according to claim 6, characterized in that, the lifting assembly further comprises a seventh rotating shaft rotatably arranged in the sliding box and parallel to the sixth rotating shaft, the seventh rotating shaft is provided with an eleventh gear, the eleventh gear is engaged with a twelfth gear rotatably arranged in the sliding box, the twelfth gear is engaged with a thirteenth gear arranged on the sixth rotating shaft, the end of the sixth rotating shaft penetrating through the sliding box is matched with the rotating wheel, and the outer diameter of the eleventh gear is smaller than that of the thirteenth gear.

8. The high-frequency drilling machine according to claim 1, characterized in that, the sliding box is provided with a positioning assembly, the positioning assembly comprises: a positioning box arranged on the sliding box; a positioning block slidably arranged horizontally in the positioning box, one side of the positioning box close to the rack is provided with a discharge port matched with the positioning block, and the side of the positioning block facing the rack is provided with a tooth, the positioning block is driven by the driving assembly to slide out of the discharge port or slide into the positioning box, and the tooth is arranged in the tooth groove on the rack or separated from the tooth groove.

9. The high-frequency drilling machine according to claim 8, characterized in that, the driving assembly comprises: a second rotating rod rotatably arranged in the positioning box, an eccentric shaft arranged at the lower end of the second rotating rod is slidably connected with a long slot hole on the positioning block, and a spring is arranged between the side of the positioning block away from the rack and the inner wall of the positioning box; a second connecting rod, a first end of the second connecting rod is connected with a second end of the second rotating rod penetrating through the top of the positioning box, a lower end of the second connecting rod is provided with a first limiting hole, a first limiting pin is arranged in the first limiting hole and can be inserted and pulled out, and the end of the first limiting pin penetrating through the first limiting hole and a second limiting hole on the positioning box abuts against the positioning block.

10. The high-frequency drilling machine according to any one of claims 1-9, characterized in that, the side of the sliding box facing the slide rail is provided with a roller, and the roller is in rolling connection with the slide rail.

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