CN118808716B

CN118808716B - Planetary gear multi-shaft combined drilling device

Info

Publication number: CN118808716B
Application number: CN202411317870.1A
Authority: CN
Inventors: 于瑞瑞; 王山松
Original assignee: Xinxiang Tianxin New Energy Machinery Co ltd
Current assignee: Xinxiang Tianxin New Energy Machinery Co ltd
Priority date: 2024-09-20
Filing date: 2024-09-20
Publication date: 2024-11-22
Anticipated expiration: 2044-09-20
Also published as: CN118808716A

Abstract

The invention discloses a planetary gear multi-shaft combined drilling device, and relates to the technical field of drilling devices; the drilling connecting shaft comprises a drilling connecting shaft, six planetary gear pieces are arranged on the drilling connecting shaft, and the drilling connecting shaft is used for transmitting the six planetary gear pieces; the drilling connecting shaft piece is used for being installed on a drilling machine; the six planetary gear pieces are respectively provided with a connecting shaft transmission piece; six drilling point adjusting pieces are arranged at the bottom of the drilling connecting shaft piece and are respectively connected with six connecting shaft transmission pieces; according to the invention, the telescopic adapter is adopted, so that each drill bit of the structure can be simultaneously attached to the surface of a workpiece to downwards drill holes, the uniformity of the downward pressing of each drill bit can be improved, and the telescopic adapter is more suitable for the workpiece with the height difference at the drilling position; the problem that the existing planetary gear multi-shaft combined drilling device is inconvenient to adapt to each drill bit of a special-shaped workpiece, and the drill bit is difficult to realize pressing and drilling after the workpiece is simultaneously jointed is solved.

Description

Planetary gear multi-shaft combined drilling device

Technical Field

The invention relates to the technical field of drilling devices, in particular to a planetary gear multi-shaft combined drilling device.

Background

In actual metal processing manufacturing work, for example, some flange or casing parts processing need carry out drilling work, simultaneously in order to satisfy batch production efficiency, in handling porous drilling work, the application of planetary gear multiaxis joint drilling is extensive, its basic principle is that connect a plurality of drill bits with the drilling machine output shaft through planetary gear's transmission mode, carry out drilling work simultaneously, benefit from its advantage such as processing high efficiency by extensive application, present planetary gear multiaxis joint drilling device, planetary gear is mostly fixed point setting, be convenient for adjust the interpolation drill bit, the flexibility of use is poor, simultaneously be inconvenient for adapting special-shaped machined part, for example, some work pieces that have the boss to need the drilling, the height of each drill point of its is different, traditional drilling device's drill bit height is the same, each drill bit is difficult to realize pressing drilling after laminating the work piece simultaneously, each drill bit atress is inhomogeneous when just leading to the drill bit down, easily produce the skew error, influence machining precision, simultaneously also be convenient for real-time detection drill bit precision, the drill bit error directly influences drilling quality precision.

For this purpose, we propose a planetary gear multi-axis combined drilling device.

Disclosure of Invention

The invention aims to provide a planetary gear multi-shaft combined drilling device so as to solve the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the planetary gear multi-shaft combined drilling device comprises a drilling connecting shaft piece, wherein six planetary gear pieces are arranged on the drilling connecting shaft piece, and the drilling connecting shaft piece is used for driving the six planetary gear pieces; the drilling connecting shaft piece is used for being installed on a drilling machine; the six planetary gear pieces are respectively provided with a connecting shaft transmission piece; six drilling point adjusting pieces are arranged at the bottom of the drilling connecting shaft piece and are respectively connected with six connecting shaft transmission pieces; the connecting shaft transmission piece is used for adapting the movement adjustment of the drilling point adjusting piece; the bottoms of the six connecting shaft transmission parts are respectively provided with a telescopic adapter; six telescopic adapter members are used for lifting and adjusting; the six telescopic adapter pieces are respectively provided with positioning pieces, and the six positioning pieces are respectively used for positioning the six telescopic adapter pieces; drill bit detection pieces are respectively arranged on the six drill point adjusting pieces; the drill bit detection piece is used for detecting the coaxiality of a drill hole; the drill coupling includes: the planet gear carrier, the adjusting ring and the planet gear replacement groove are characterized in that the adjusting ring is fixedly arranged at the bottom of the planet gear carrier, and a circle of through holes for installing drilling point adjusting pieces are formed in the adjusting ring; two planetary gear replacing grooves are formed in the planetary gear carrier, and the two planetary gear replacing grooves are concentric with the planetary gear carrier.

Preferably, the drill point adjusting member includes: the adjusting arm is attached to the bottom of the adjusting ring; the adjusting arm is provided with a through groove; the end part of the adjusting arm is rotationally connected with the driving shaft; a positioning bolt is inserted into the through groove on the adjusting arm, and passes through the through hole on the adjusting ring; the positioning bolt is connected with a nut in a threaded manner; and a nut connected with the positioning bolt is attached to the top of the adjusting ring.

Preferably, the coupling transmission member includes: the connecting shaft comprises a connecting shaft cylinder, an upper connecting shaft frame, a plug-in shaft, a lower connecting shaft frame and a driving shaft, wherein the upper connecting shaft frame and the lower connecting shaft frame are of a cross-shaped shaft structure; an upper connecting shaft bracket is rotatably arranged on the connecting shaft cylinder; the upper connecting shaft bracket is rotatably arranged at the bottom of the gear shaft; the connecting shaft cylinder is connected with a plug shaft in a sliding manner, and one end of the plug shaft is of a hexagonal column structure; the bottom of the plug-in shaft is rotatably provided with a lower connecting shaft bracket; the lower connecting shaft bracket is rotatably provided with a driving shaft.

Preferably, the drill point adjuster further comprises: the lifting limiting frame and the guide shaft are fixedly arranged on the adjusting arm; two guide shafts are slidably arranged on the lifting limiting frame; the two guide shafts are used for sliding the limit drill bit detection piece.

Preferably, the drill coupling further comprises: the drilling main gear is rotatably arranged on the planet gear frame; the planet gear carrier is fixedly provided with a drilling machine connecting plate through a circle of bolts; the shaft end of the drilling main gear passes through the drilling machine connecting plate; the sleeve is arranged on the drilling machine connecting plate and is used for being installed on a drilling machine; the shaft end of the main gear of the drilling hole is used for connecting with the output shaft of the drilling machine.

Preferably, the positioning member includes: the positioning electric push rod and the positioning block are fixedly arranged on the side face of the telescopic adapter cylinder; a positioning block is fixedly arranged on an output shaft of the positioning electric push rod; the positioning block is slidably arranged in the telescopic adapter cylinder; the positioning electric push rod is electrically connected with the micro switch; the positioning block is inserted into a row of insertion grooves arranged on the side surface of the adaptive sliding column; the positioning block is used for positioning and adapting to the sliding column.

Preferably, the planetary gear member includes: the planet gear replacement groove is formed in the inner side of the planet gear replacement groove, and the planet gear is sleeved with the planet gear replacement groove; the bottom of the replacement sleeve is in threaded connection with a connecting nut; the end part of the connecting nut is pressed and attached to the inner side of the planetary gear carrier; a gear shaft is rotatably arranged on the replacement sleeve; the planetary gear is fixedly arranged on the gear shaft and meshed with the drilling main gear; the drilling main gear is used for driving the planetary gear to rotate.

Preferably, the drill bit detecting member further includes: the electromagnetic iron is fixedly sleeved on the outer side of the sleeved shell; the electromagnet is used for magnetically attracting a workpiece to be processed; the concentric locating sleeve is sleeved on the top of the sleeve shell in a sliding manner; the inner side of the concentric locating sleeve is of an inclined plane structure; the inclined surface structure at the inner side of the concentric positioning sleeve is used for extruding and attaching the sliding ring; the bottom of the concentric locating sleeve is fixedly provided with a lower piezoelectric magnet; the lower piezoelectric magnet is used for magnetically attracting the sleeve shell; the prompting lamp is fixedly arranged on the concentric positioning sleeve; the prompting lamp is electrically connected with the detection micro switch; the electromagnet is fixedly arranged at the bottoms of the two guide shafts.

Preferably, the telescopic adapter comprises: a telescopic adapter tube, a micro switch, a pressing plate, a retraction spring, an adapter sliding column and a drill bit, the telescopic adapter tube is fixedly arranged at the bottom of the driving shaft; a micro switch is arranged in the telescopic adapter cylinder; a pressing plate is attached to the end part of the micro switch; the pressing plate is slidably arranged in the telescopic adapter cylinder; a retraction spring is arranged in the telescopic adapter cylinder; one end of the retraction spring is connected to the bottom of the pressing plate; the other end of the retraction spring is fixedly connected with an adaptive sliding column, and the adaptive sliding column is slidably arranged on the telescopic adaptive cylinder; the adaptive sliding column is of a hexagonal column structure; a row of inserting grooves are formed in one side face of the adaptive sliding column; a drill bit is arranged at the bottom of the adaptive sliding column; the adaptive sliding column is used for sliding, lifting and adapting to the height of the drilling hole.

Preferably, the drill bit detecting member includes: the device comprises a drill bit ceramic ring, a sliding ring, a positioning spring, a detection micro switch, a detection contact and a sleeving shell, wherein the drill bit ceramic ring is sleeved at the bottom of a drill bit; a sliding ring is fixedly arranged on the outer side of the drill bit ceramic ring; a circle of positioning springs are fixedly arranged on the sliding ring; a detection micro switch is fixedly arranged in the sliding ring; the sliding ring is provided with a detection contact in a sliding manner, and the end part of the detection micro switch is attached to the detection contact; the tail part of the detection contact is provided with a spring; the outer ring of the sliding ring is in sliding sleeve joint with a sleeve joint shell; the end parts of one circle of positioning springs are respectively fixedly connected to the inner side of the sleeve joint shell; the circle of positioning springs are used for controlling the sleeve shell to be concentric with the sliding ring; the control sleeve shell is used for limiting the sliding ring to only generate radial displacement; a cylindrical structure is arranged above the sleeve joint shell; the detection micro switch is used for detecting the coaxiality of the drill bit.

Compared with the prior art, the invention has the beneficial effects that:

1. The planetary gear parts can be adjusted by using the formed planetary gear replacement grooves, the number of the planetary gear parts can be freely adjusted according to the number of the drilled holes, and the planetary gear parts can be meshed with the main gear of the drilled holes, so that the drilling quality can be ensured, the use flexibility of the whole structure is higher, the use cost is reduced, a multi-shaft drilling device is correspondingly customized without changing one machined part, and the multi-shaft drilling device can be directly installed in a traditional drilling machine.

2. The telescopic adapter is adopted in the invention, each drill bit can be simultaneously attached to the surface of a workpiece to downwards drill, idle running is avoided, uniformity of pressing down of each drill bit can be improved, the telescopic adapter is more suitable for the requirement that a part of holes need to be drilled on a boss in a drilling position of the workpiece with height difference, the telescopic adapter is more suitable for drilling work of special-shaped pieces, a drilling work piece does not need to be in a plane, drilling breaking rate can be reduced, each drill bit can be firstly attached to the surface of the workpiece completely, then drilling work is carried out, drilling stability is guaranteed, and the special-shaped piece is not easy to skew.

3. The invention adopts the drill bit detection piece to realize the detection work at the end part of the drill bit, can effectively improve the use precision of the drill bit, avoid the influence of the oscillation of different shafts and the like on the drill bit on the drilling quality, reduce the defective rate, simultaneously adopts the concentric positioning sleeve to press down the concentric positioning sliding ring, ensure the stability of the drill bit when drilling downwards, improve the drilling quality, and has the other function of preventing the problem that the abrasion with the ceramic ring of the drill bit is increased and the service life is influenced because the drill bit is not found when a larger error occurs by utilizing the detection micro switch to detect firstly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the drill press of the present invention at the connecting plate;

FIG. 3 is a schematic cross-sectional view of the planet carrier of the present invention;

FIG. 4 is a schematic view of a borehole coupling according to the present invention;

FIG. 5 is a schematic view of the planetary gear member of the present invention;

FIG. 6 is a schematic diagram of a coupling member according to the present invention;

FIG. 7 is a schematic view of the structure of the drilling point adjuster of the present invention;

FIG. 8 is an enlarged view of the structure of the area B of FIG. 3in accordance with the present invention;

FIG. 9 is a schematic view of the telescopic adapter of the present invention;

FIG. 10 is an enlarged view of the structure of the area C of FIG. 3 in accordance with the present invention;

FIG. 11 is a partial cross-sectional view of a bit trial of the present invention;

Fig. 12 is a schematic view of the positioning spring of the present invention.

In the figure: 1. drilling a connecting shaft piece; 101. a planetary carrier; 1011. an adjusting ring; 1012. a planetary gear change groove; 102. drilling a main gear; 103. a drilling machine connecting plate; 2. a planetary gear member; 201. replacing the sleeve; 202. a coupling nut; 203. a gear shaft; 204. a planetary gear; 3. a connecting shaft transmission member; 301. a connecting shaft cylinder; 3011. an upper connecting shaft bracket; 302. a plug-in shaft; 3021. a lower connecting shaft bracket; 303. a drive shaft; 4. a drill point adjuster; 401. an adjusting arm; 402. positioning bolts; 403. lifting limit frames; 404. a guide shaft; 5. a telescoping adapter; 501. a telescopic adapter tube; 502. a micro-switch; 503. a pressing plate; 504. a retraction spring; 505. adapting a sliding column; 506. a drill bit; 6. a positioning piece; 601. positioning an electric push rod; 602. a positioning block; 7. a drill bit detection member; 701. a drill ceramic ring; 702. a slip ring; 7021. a positioning spring; 703. detecting a micro switch; 704. detecting a contact; 705. a sleeve joint shell; 706. an electromagnet; 707. a concentric positioning sleeve; 708. a lower piezoelectric magnet; 709. a warning light.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Embodiment one: please refer to fig. 1-12:

The invention provides a technical scheme that: the planetary gear multi-shaft combined drilling device comprises a drilling connecting shaft piece 1, wherein six planetary gear pieces 2 are arranged on the drilling connecting shaft piece 1, and the drilling connecting shaft piece 1 is used for driving the six planetary gear pieces 2; the drilling connecting shaft piece 1 is used for being installed on a drilling machine; the six planetary gear members 2 are respectively provided with a connecting shaft transmission member 3; six drilling point adjusting pieces 4 are arranged at the bottom of the drilling connecting shaft piece 1, and the six drilling point adjusting pieces 4 are respectively connected with six connecting shaft driving pieces 3; the connecting shaft transmission part 3 is used for adapting the movement adjustment of the drilling point adjusting part 4; the bottoms of the six connecting shaft driving pieces 3 are respectively provided with a telescopic adapter 5; six telescopic adapter pieces 5 are used for lifting adjustment; the six telescopic adapter pieces 5 are respectively provided with positioning pieces 6, and the six positioning pieces 6 are respectively used for positioning the six telescopic adapter pieces 5; the six drill point adjusting pieces 4 are respectively provided with a drill bit detecting piece 7; the drill bit detection piece 7 is used for detecting the coaxiality of a drilling hole; the drill coupling 1 comprises: the planet gear carrier 101, the adjusting ring 1011 and the planet gear replacing groove 1012, wherein the adjusting ring 1011 is fixedly arranged at the bottom of the planet gear carrier 101, and a circle of through holes for installing the drilling point adjusting piece 4 are arranged on the adjusting ring 1011; two planetary gear change grooves 1012 are formed in the planetary gear carrier 101, and the two planetary gear change grooves 1012 are concentric with the planetary gear carrier 101.

Wherein the drill coupling 1 further comprises: a drilling main gear 102 and a drilling machine connecting plate 103, wherein the drilling main gear 102 is rotatably arranged on the planetary gear carrier 101; the planet gear carrier 101 is fixedly provided with a drilling machine connecting plate 103 through a circle of bolts; the shaft end of the drilling main gear 102 passes through the drilling machine connecting plate 103; a sleeve is arranged on the drilling machine connecting plate 103, and the sleeve on the drilling machine connecting plate 103 is used for being installed on a drilling machine; shaft end of main gear 102 for drilling the device is used for connecting an output shaft of a drilling machine; the planetary gear member 2 includes: the replacement sleeve 201, the connecting nut 202, the gear shaft 203 and the planetary gear 204 are sleeved in the planetary gear replacement groove 1012 through the replacement sleeve 201; the bottom of the replacement sleeve 201 is connected with a connecting nut 202 through threads; the end part of the connecting nut 202 is pressed and attached to the inner side of the planetary gear carrier 101; a gear shaft 203 is rotatably arranged on the replacement sleeve 201; a planetary gear 204 is fixedly arranged on the gear shaft 203, and the planetary gear 204 is meshed with the drilling main gear 102; the drilling main gear 102 is used for driving the planetary gears 204 to rotate; the coupling transmission 3 includes: the connecting shaft barrel 301, the upper connecting shaft frame 3011, the plug-in shaft 302, the lower connecting shaft frame 3021 and the driving shaft 303 are of a cross-shaped shaft structure, and the upper connecting shaft frame 3011 and the lower connecting shaft frame 3021 are of a cross-shaped shaft structure; an upper connecting shaft frame 3011 is rotatably arranged on the connecting shaft cylinder 301; the upper connecting shaft frame 3011 is rotatably arranged at the bottom of the gear shaft 203; the connecting shaft cylinder 301 is in sliding connection with a plug shaft 302, and one end of the plug shaft 302 is of a hexagonal column structure; a lower connecting shaft bracket 3021 is rotatably arranged at the bottom of the plug-in shaft 302; the lower connecting shaft frame 3021 is rotatably provided with the driving shaft 303, the number of the planetary gear parts 2 can be adjusted by using the set planetary gear replacement grooves 1012, the number of the planetary gear parts 2 can be freely adjusted according to the number of drilling holes, meanwhile, the planetary gear parts can be meshed with the main drilling gear 102, drilling quality can be guaranteed, the flexibility of the whole structure is higher, meanwhile, the use cost is reduced, a multi-shaft drilling device is correspondingly customized without changing a workpiece, the structure can be directly arranged in a traditional drilling machine, the flexibility is higher, the adopted connecting shaft transmission part 3 utilizes a universal joint structure formed by the upper connecting shaft frame 3011 and the lower connecting shaft frame 3021, one end of the inserting shaft 302 is of a hexagonal column telescopic structure, the position adjustment of the drilling point adjusting part 4 can be adapted, the suitability is higher, when the planetary gear parts 2 are required to be increased or reduced, the drilling machine connecting plate 103 and the planet gear frame 101 are respectively rotated, the connecting plate 103 is detached, the connecting nut 202 is correspondingly customized, and then the nut on the positioning bolt 402 is rotationally detached, namely the sleeve 201 and the adjusting arm 401 are removed.

Wherein the drill point adjusting member 4 comprises: the adjusting arm 401 and the positioning bolt 402, wherein the adjusting arm 401 is attached to the bottom of the adjusting ring 1011; the adjusting arm 401 is provided with a through groove; the end of the adjusting arm 401 is rotatably connected with the driving shaft 303; a positioning bolt 402 is inserted into a through groove on the adjusting arm 401, and the positioning bolt 402 passes through a through hole on the adjusting ring 1011; the positioning bolt 402 is connected with a nut in a threaded manner; the nut connected with the positioning bolt 402 is attached to the top of the adjusting ring 1011; the drill point adjuster 4 further comprises: the lifting limiting frame 403 and the guide shaft 404 are fixedly arranged on the adjusting arm 401; two guide shafts 404 are slidably arranged on the lifting limiting frame 403; two guide shafts 404 are used for sliding the limit bit detection member 7; adopt drill point regulating part 4, can carry out the adjustment work of drill point, can further increase this structure drilling flexibility, can freely carry out adjustment work according to the work piece, cooperation axle driving medium 3, can adapt the adjustment of drill point regulating part 4, can stabilize output power, through loosening the nut on the positioning bolt 402, utilize the logical groove on the adjusting arm 401, can stretch out and draw back and rotate, in-process upper coupling frame 3011 and lower coupling frame 3021 can rotate the adaptation power transmission, grafting axle 302 simultaneously can stretch out and draw back the adjustment adaptation on coupling section of thick bamboo 301, has guaranteed the rational in infrastructure.

Wherein the telescopic adapter 5 comprises: the telescopic adapter tube 501, the micro switch 502, the pressing plate 503, the retraction spring 504, the adapter sliding column 505 and the drill bit 506, the micro switch 502 can adopt a MSYJ type micro switch with a time delay function, the time delay time length is controlled according to the drilling time, and the telescopic adapter tube 501 is fixedly arranged at the bottom of the driving shaft 303; a micro switch 502 is arranged in the telescopic adapter 501; a pressing plate 503 is attached to the end of the micro switch 502; the pressing plate 503 is slidably mounted inside the telescopic adapter cylinder 501; the retraction spring 504 is installed inside the telescopic adapter 501; one end of the retraction spring 504 is connected to the bottom of the pressing plate 503; the other end of the retraction spring 504 is fixedly connected with an adaptation sliding column 505, and the adaptation sliding column 505 is slidably arranged on the telescopic adaptation cylinder 501; the adaptive sliding column 505 is a hexagonal column structure; a row of inserting grooves are formed on one side surface of the adaptive sliding column 505; a drill bit 506 is mounted at the bottom of the adapter-slide column 505; the adaptive sliding column 505 is used for sliding and lifting to adapt to the drilling height; the positioning member 6 includes: a positioning electric push rod 601 and a positioning block 602, wherein the positioning electric push rod 601 is fixedly arranged on the side surface of the telescopic adapter cylinder 501; a positioning block 602 is fixedly arranged on an output shaft of the positioning electric push rod 601; the positioning block 602 is slidably mounted inside the telescopic adapter cylinder 501; the positioning electric push rod 601 is electrically connected with the micro switch 502; the positioning block 602 is inserted into a row of insertion grooves arranged on the side surface of the adaptive sliding column 505; the locating piece 602 is used for locating the adaptation slip post 505, adopt flexible adapter 5, can make each drill bit 506 homoenergetic laminate work piece surface drilling downwards simultaneously, avoid idle running, can promote the homogeneity that each drill bit 506 pushes down, can be applicable to the work piece that drilling position exists the difference in height, for example partial hole needs the demand of drilling on the boss, can be applicable to the drilling work of dysmorphism piece more, need not drilling work piece must the plane, this structure can prevent when carrying out the work piece that some drilling starting points highly inconsistent, because traditional multiaxis drilling bit bottom height is the same, just lead to partial drill bit to contact the work piece earlier, when pushing down the drill bit, because the drill bit is different with the main shaft of drilling machine, drilling pressure just leads to boring askew and the problem of breaking drilling slightly, this structure can make each drill bit 506 laminate work piece surface totally earlier, then carry out drilling work again, drilling stability has been guaranteed, stability is stronger, cooperation locating piece 6 can automatic positioning bit 506 height, when drill bit 506 is at work piece surface back, retraction spring 504 will be compressed, laminating elasticity, the clamp plate extrusion press the clamp plate, when the electric control switch 503 pushes down the thrust bearing pin 502, can guarantee that the stability of thrust rod 601 pushes down the plug-type positioning pin 602, plug-and insert the stability is pushed down when the plug-type positioning pin 602 is pushed down.

In the second embodiment, the drill bit detection member 7 includes: the drill bit ceramic ring 701, the sliding ring 702, the positioning spring 7021, the detection micro switch 703, the detection contact 704 and the sleeving shell 705, wherein the drill bit ceramic ring 701 is sleeved at the bottom of the drill bit 506; a sliding ring 702 is fixedly arranged on the outer side of the drill bit ceramic ring 701; a circle of positioning springs 7021 are fixedly arranged on the sliding ring 702; a detection micro switch 703 is fixedly arranged in the sliding ring 702; a detection contact 704 is slidably arranged on the sliding ring 702, and the end part of the detection microswitch 703 is attached to the detection contact 704; the tail part of the detection contact 704 is provided with a spring; sliding ring 702 outer ring sliding a socket shell 705 is sleeved; the ends of a circle of positioning springs 7021 are respectively fixedly connected to the inner side of the sleeve shell 705; a ring of positioning springs 7021 is used to control the sleeve 705 to be concentric with the slip ring 702; the control sleeve 705 is used for limiting the sliding ring 702 to generate radial displacement only; a cylindrical structure is arranged above the sleeve shell 705; the detecting micro switch 703 is used for detecting the coaxiality of the drill bit 506; the drill bit detection member 7 further includes: electromagnet 706, concentric positioning sleeve 707, lower piezoelectric magnet 708 and indicator 709, wherein electromagnet 706 is fixedly sleeved outside sleeve shell 705; The electromagnet 706 is used for magnetically attracting a workpiece to be processed; concentric positioning sleeve 707 is slidably sleeved on top of sleeve housing 705; the inner side of the concentric positioning sleeve 707 is an inclined plane structure; the inclined surface structure on the inner side of the concentric positioning sleeve 707 is used for pressing and fitting the sliding ring 702; a lower piezoelectric magnet 708 is fixedly arranged at the bottom of the concentric positioning sleeve 707; the lower piezoelectric magnet 708 is used for magnetically attracting the sleeve shell 705; the indicator light 709 is fixedly mounted on the concentric positioning sleeve 707; the indicator light 709 is electrically connected with the detecting micro switch 703; The electromagnet 706 is fixedly arranged at the bottoms of the two guide shafts 404, the detection work can be realized at the end part of the drill bit 506 by adopting the drill bit detection piece 7, the use precision of the drill bit 506 can be effectively improved, the influence of the swing of the drill bit 506 such as different shafts and the like on the drilling quality can be avoided, the defective rate can be reduced, the concentric positioning sleeve 707 can be adopted to press down the concentric positioning sliding ring 702, the stability of the drill bit 506 in the downward drilling process is ensured, the drilling quality is improved, the other effect of the detection by utilizing the detection micro switch 703 is that the drill bit 506 is not found when a larger error occurs, the abrasion with the drill bit ceramic ring 701 is increased, the problem of further influencing the service life is solved, the drill bit detection piece 7 is adopted, the drill bit detection piece can be adsorbed on the surface of a workpiece through the electromagnet 706, and the position accuracy of the electromagnet 706 can be ensured by matching with the limit of the lifting limit frame 403 and the guide shaft 404, if the deviation of angle swing and the like exists when the drill bit 506 rotates, the sliding ring 702 can be stirred to generate radial eccentric motion in the control sleeve shell 705, when the eccentricity exceeds the standard, the distance between the detection contact 704 and the inside of the control sleeve shell 705 is changed at the moment, the detection microswitch 703 can be extruded, and the detection microswitch 703 controls the indicator lamp 709 to light up to give an alarm at the moment; The inner inclined surface structure of the concentric positioning sleeve 707 is utilized to extrude the sliding ring 702, so that the drill bit ceramic ring 701 is driven to be positioned, the stability during drilling of the drill bit 506 is achieved, the pore-forming quality is improved, the whole structure can be more suitable for high-precision drilling work, and the defective rate can be reduced.

The working principle of the embodiment is as follows: firstly, a sleeve on a drilling machine connecting plate 103 is arranged on a drilling machine by using bolts, meanwhile, the shaft end of a drilling main gear 102 is connected with an output shaft of the drilling machine, after the drilling machine is started, the drilling main gear 102 can be driven to rotate, thereby driving a planetary gear 204 to drive a connecting shaft transmission member 3 to rotate, the adopted connecting shaft transmission member 3 utilizes a universal joint structure formed by an upper connecting shaft frame 3011 and a lower connecting shaft frame 3021, one end of a splicing shaft 302 is of a hexagonal column telescopic structure, the position adjustment of a drilling point adjusting member 4 can be adapted, the adaptability is stronger, meanwhile, the rotating speeds of all connecting shaft transmission members 3 are consistent, The structure is more reasonable, when the planetary gear piece 2 is required to be increased or reduced, a circle of bolts connected between the drilling machine connecting plate 103 and the planetary gear carrier 101 are respectively rotated, the drilling machine connecting plate 103 is disassembled, at the moment, the connecting nut 202 can be rotated and disassembled, and the replacement sleeve 201 and the adjusting arm 401 can be removed by rotating and disassembling the nut on the positioning bolt 402; The number of the planetary gear pieces 2 is increased, the replacement sleeve 201 is inserted into the position of the planetary gear replacement groove 1012 for adjusting, then the connecting nut 202 is screwed for fastening, the adjusting arm 401 is installed and adjusted, the positioning bolt 402 is inserted in a matched manner, and the nut on the positioning bolt 402 is screwed for clamping the adjusting arm 401; after the structure is arranged on a drilling machine, the drilling machine is controlled to move downwards to drive the telescopic adapter cylinder 501 to move downwards to drill holes, and each drill bit 506 can be driven to be attached to the surface of a workpiece; before drilling, when the drill bit 506 is attached to a workpiece, the drill bit 506 is driven to rotate at a low rotation speed, at the moment, the electromagnet 706 is coaxial with the driving shaft 303 in cooperation with the limit of the guide shaft 404, the electromagnet 706 is electrified and magnetically attracted to the workpiece, when the drill bit 506 rotates, if deviation such as angle swing exists, the sliding ring 702 can be stirred to generate radial eccentric motion in the control sleeve shell 705, when the eccentricity exceeds the standard, the distance between the detection contact 704 and the control sleeve shell 705 is changed, the detection microswitch 703 can be extruded, at the moment, the detection microswitch 703 controls the indicator lamp 709 to perform lighting alarm, The replacement of the drill bit can be prompted, correspondingly, if the coaxiality of the drill bit 506 reaches the standard, the lower piezoelectric magnet 708 can be controlled to be electrified, the magnetic attraction control sleeve shell 705 is controlled to generate lower pressure, the sliding ring 702 is extruded by utilizing the inner inclined surface structure of the concentric positioning sleeve 707, at the moment, the sliding ring 702 can drive the drill bit ceramic ring 701 to be positioned and kept coaxial with the driving shaft 303, and the drill bit ceramic ring 701 plays a role in stabilizing the drilling of the drill bit 506; when the drill bit 506 is attached to the surface of a workpiece, the retraction spring 504 is compressed to generate elastic force, the pressing plate 503 presses the micro switch 502, the positioning electric push rod 601 can be controlled to be electrified at the moment, the positioning block 602 is pushed to be inserted into the inserting groove on the side surface of the adaptive sliding column 505 for extrusion positioning, the stability of the drill bit 506 during pressing down is ensured, then the output shaft of the drilling machine is started to rotate, each planetary gear 204 is driven to drive the connecting shaft driving part 3 to rotate, each drill bit 506 can be attached to the end surface of the drilling hole of the workpiece respectively to move downwards for drilling work, when the drill bit 506 completes drilling hole and moves upwards for resetting, the positioning electric push rod 601 can be controlled to drive the positioning block 602 to be separated from the adaptive sliding column 505 through the delay control of the micro switch 502, the subsequent drilling of the adapter shoe 505 is not affected.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a planetary gear multiaxis combined drilling device, includes drilling connecting shaft piece (1), install six planetary gear pieces (2), its characterized in that on drilling connecting shaft piece (1): the drilling connecting shaft (1) is used for driving six planetary gear pieces (2); the drilling connecting shaft piece (1) is used for being installed on a drilling machine;

The six planetary gear pieces (2) are respectively provided with a connecting shaft transmission piece (3);

six drilling point adjusting pieces (4) are arranged at the bottom of the drilling connecting shaft piece (1), and the six drilling point adjusting pieces (4) are respectively connected with six connecting shaft transmission pieces (3); the connecting shaft transmission part (3) is used for adapting the movement adjustment of the drilling point adjusting part (4);

the bottoms of the six connecting shaft transmission parts (3) are respectively provided with a telescopic adapter (5); six telescopic adapter pieces (5) are used for lifting adjustment;

The six telescopic adapter pieces (5) are respectively provided with positioning pieces (6), and the six positioning pieces (6) are respectively used for positioning the six telescopic adapter pieces (5);

the six drilling point adjusting pieces (4) are respectively provided with a drill bit detecting piece (7); the drill bit detection piece (7) is used for detecting the coaxiality of drilling holes;

The drill coupling (1) comprises: the planet gear carrier (101), the adjusting ring (1011) and the planet gear replacement groove (1012), wherein the adjusting ring (1011) is fixedly arranged at the bottom of the planet gear carrier (101), and a circle of through holes for installing the drilling point adjusting piece (4) are formed in the adjusting ring (1011); two planet gear replacement grooves (1012) are formed in the planet gear carrier (101), and the two planet gear replacement grooves (1012) are concentric with the planet gear carrier (101);

The drill coupling (1) further comprises: a drilling main gear (102) and a drilling machine connecting plate (103), wherein the drilling main gear (102) is rotatably arranged on a planet gear frame (101); the planet gear carrier (101) is fixedly provided with a drilling machine connecting plate (103) through a circle of bolts; the shaft end of the drilling main gear (102) passes through a drilling machine connecting plate (103); a sleeve is arranged on the drilling machine connecting plate (103), and the sleeve on the drilling machine connecting plate (103) is used for being installed on a drilling machine; the shaft end of the drilling main gear (102) is used for being connected with an output shaft of a drilling machine;

the planetary gear member (2) comprises: the planet gear replacement device comprises a replacement sleeve (201), a connecting nut (202), a gear shaft (203) and a planet gear (204), wherein the replacement sleeve (201) is sleeved in a planet gear replacement groove (1012); the bottom of the replacement sleeve (201) is connected with a connecting nut (202) through threads; the end part of the connecting nut (202) is pressed and attached to the inner side of the planet gear carrier (101); a gear shaft (203) is rotatably arranged on the replacement sleeve (201); a planetary gear (204) is fixedly arranged on the gear shaft (203), and the planetary gear (204) is meshed with the drilling main gear (102); the drilling main gear (102) is used for driving the planetary gear (204) to rotate;

The connecting shaft transmission member (3) comprises: the connecting shaft comprises a connecting shaft barrel (301), an upper connecting shaft frame (3011), a plug-in shaft (302), a lower connecting shaft frame (3021) and a driving shaft (303), wherein the upper connecting shaft frame (3011) and the lower connecting shaft frame (3021) are of a cross-shaped shaft structure; an upper connecting shaft frame (3011) is rotatably arranged on the connecting shaft cylinder (301); the upper connecting shaft frame (3011) is rotatably arranged at the bottom of the gear shaft (203); a plug-in shaft (302) is slidably inserted on the connecting shaft cylinder (301), and one end of the plug-in shaft (302) is of a hexagonal column structure; a lower connecting shaft bracket (3021) is rotatably arranged at the bottom of the plug-in shaft (302); a driving shaft (303) is rotatably arranged on the lower connecting shaft bracket (3021);

The drill point adjuster (4) comprises: the adjusting arm (401) and the positioning bolt (402) are attached to the bottom of the adjusting ring (1011); the adjusting arm (401) is provided with a through groove; the end part of the adjusting arm (401) is rotationally connected with the driving shaft (303); a positioning bolt (402) is inserted into a through groove on the adjusting arm (401), and the positioning bolt (402) passes through a through hole on the adjusting ring (1011); a nut is connected to the positioning bolt (402) in a threaded manner; the nut connected with the positioning bolt (402) is attached to the top of the adjusting ring (1011);

The drill point adjuster (4) further comprises: the lifting limiting frame (403) and the guide shaft (404) are fixedly arranged on the adjusting arm (401); two guide shafts (404) are slidably arranged on the lifting limiting frame (403); the two guide shafts (404) are used for sliding the limit bit detection piece (7);

the telescopic adapter (5) comprises: the telescopic adapter tube (501), the micro switch (502), the pressing plate (503), the retraction spring (504), the adapter sliding column (505) and the drill bit (506), wherein the telescopic adapter tube (501) is fixedly arranged at the bottom of the driving shaft (303); a micro switch (502) is arranged in the telescopic adapter cylinder (501); a pressing plate (503) is attached to the end part of the micro switch (502); the pressing plate (503) is slidably arranged inside the telescopic adapter cylinder (501); a retraction spring (504) is arranged in the telescopic adapter cylinder (501); one end of the retraction spring (504) is connected to the bottom of the pressing plate (503); the other end of the retraction spring (504) is fixedly connected with an adaptive sliding column (505), and the adaptive sliding column (505) is slidably arranged on the telescopic adaptive cylinder (501); the adaptive sliding column (505) is of a hexagonal column structure; a row of inserting grooves are formed in one side face of the adaptive sliding column (505); a drill bit (506) is arranged at the bottom of the adaptive sliding column (505); the adaptive sliding column (505) is used for sliding, lifting and adapting to the drilling height;

The positioning piece (6) comprises: the positioning electric push rod (601) and the positioning block (602), wherein the positioning electric push rod (601) is fixedly arranged on the side surface of the telescopic adapter cylinder (501); a positioning block (602) is fixedly arranged on an output shaft of the positioning electric push rod (601); the positioning block (602) is slidably arranged inside the telescopic adapter cylinder (501); the positioning electric push rod (601) is electrically connected with the micro switch (502); the positioning block (602) is inserted into a row of insertion grooves arranged on the side surface of the adaptive sliding column (505); the positioning block (602) is used for positioning the adaptive sliding column (505).

2. A planetary gear multi-axis joint drilling apparatus as defined in claim 1, wherein: the drill bit detection member (7) comprises: the device comprises a drill bit ceramic ring (701), a sliding ring (702), a positioning spring (7021), a detection micro switch (703), a detection contact (704) and a sleeving shell (705), wherein the drill bit ceramic ring (701) is sleeved at the bottom of a drill bit (506); a sliding ring (702) is fixedly arranged on the outer side of the drill bit ceramic ring (701); a circle of positioning springs (7021) are fixedly arranged on the sliding ring (702); a detection micro switch (703) is fixedly arranged in the sliding ring (702); a detection contact (704) is slidably arranged on the sliding ring (702), and the end part of the detection microswitch (703) is attached to the detection contact (704); the tail part of the detection contact (704) is provided with a spring; the outer ring of the sliding ring (702) is in sliding sleeve joint with a sleeve joint shell (705); the end parts of a circle of positioning springs (7021) are respectively fixedly connected to the inner side of a sleeve shell (705); a circle of the positioning spring (7021) is used for controlling the sleeve shell (705) to be concentric with the sliding ring (702); the sleeve joint shell (705) is used for limiting the sliding ring (702) to only generate radial displacement; a cylindrical structure is arranged above the sleeve joint shell (705); the detection micro switch (703) is used for detecting the coaxiality of the drill bit (506).

3. A planetary gear multi-axis joint drilling apparatus as defined in claim 2, wherein: the drill bit detection member (7) further comprises: the device comprises an electromagnet (706), a concentric positioning sleeve (707), a lower piezoelectric magnet (708) and a prompting lamp (709), wherein the electromagnet (706) is fixedly sleeved on the outer side of a sleeve shell (705); the electromagnet (706) is used for being magnetically attracted on a workpiece to be processed; the concentric positioning sleeve (707) is sleeved on the top of the sleeve shell (705) in a sliding manner; the inner side of the concentric positioning sleeve (707) is of an inclined plane structure; the inclined surface structure on the inner side of the concentric positioning sleeve (707) is used for extruding and attaching the sliding ring (702); a lower piezoelectric magnet (708) is fixedly arranged at the bottom of the concentric positioning sleeve (707); the lower piezoelectric magnet (708) is used for magnetically attracting the sleeve shell (705); the indicator lamp (709) is fixedly arranged on the concentric positioning sleeve (707); the prompting lamp (709) is electrically connected with the detection micro switch (703); the electromagnet (706) is fixedly arranged at the bottoms of the two guide shafts (404).