CN115533153B - Multi-axis drilling machine - Google Patents
Multi-axis drilling machine Download PDFInfo
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- CN115533153B CN115533153B CN202211524551.9A CN202211524551A CN115533153B CN 115533153 B CN115533153 B CN 115533153B CN 202211524551 A CN202211524551 A CN 202211524551A CN 115533153 B CN115533153 B CN 115533153B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
- B23Q15/26—Control or regulation of position of tool or workpiece of angular position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The application relates to a multi-axis drilling machine, including the bed body, vertical sliding connection has the mounting bracket on the bed body, rotates on the mounting bracket to be connected with the installation pole, is equipped with actuating mechanism, feed mechanism and adjustment mechanism on the mounting bracket. Adjustment mechanism includes the connecting rod that links to each other with the mounting bracket, rotates on the connecting rod to be connected with the rolling ball that is used for adjusting the drilling rod angle, and thrust cylinder wears to locate in the rolling ball and passes the centre of sphere of rolling ball, has seted up the locking groove on the connecting rod, and the outer wall of rolling ball is equipped with the check lock that stretches out from the locking groove, is equipped with the stay that is used for fixed check lock on the check lock, and the stay laminates in the outer wall of connecting rod. The operating personnel stirs the turning ball, and the locking rod slides in the locking groove. Through the setting of rolling ball, the drilling angle of drilling rod can be adjusted to can process the hole of multi-angle, with the processing demand that satisfies different work pieces, improve the application scope of this application.
Description
Technical Field
The present application relates to the field of drilling equipment, and in particular, to a multi-axis drilling machine.
Background
A drilling machine tool is a machine tool that performs machining on a workpiece using a drill, and is widely used in industrial production. The multi-spindle drill is a drilling machine with a plurality of drill spindles and is mainly used for fast drilling, tapping, chamfering and spot facing.
China utility model discloses a multiaxis is bored for correlation technique reference bulletin number CN206981793U, including the multiaxis base of boring, drilling platform and multiaxis drill bit, multiaxis base bilateral symmetry welding has two fixed guide pillars, is connected with the drilling platform through linear bearing between two fixed guide pillars, and has cup jointed flexible supporting spring on the fixed guide pillar of drilling platform below, the equidistance is connected with the bumper shock absorber between drilling platform and the multiaxis base of boring, two fixed guide pillar tops are fixed with the multiaxis drill bit through the drill bit mount, and rotate through the drill bit connecting piece on the multiaxis drill bit and be connected with the drill bit, be fixed with between drilling platform and the drill bit mount and be connected the guide pillar.
In view of the above-mentioned related art, the inventor believes that when a multi-axis drill bit is used to drill a workpiece, the drill bit and the drill bit are parallel to each other, and the drilled holes are also parallel to each other. However, for many parts, especially for special-shaped parts, the angles of the holes are often different, and the existing multi-axis drilling machine cannot simultaneously machine the holes, so that the application range is small.
Disclosure of Invention
In order to solve the technical problem, the application provides a multi-axis drilling machine, which aims to enlarge the application range of the drilling machine.
The application provides a multi-axis drilling machine, adopts following technical scheme:
a multi-axis drilling machine comprises a bed body, wherein an installation frame is vertically and slidably connected to the bed body, a plurality of installation rods used for clamping drill rods are rotatably connected to the installation frame, a driving mechanism used for driving the drill rods to rotate, a feeding mechanism used for controlling the feeding of the drill rods and an adjusting mechanism used for adjusting the drilling angles of the drill rods are arranged on the installation frame,
the driving mechanism comprises a plurality of rotating rods vertically and rotatably connected to the mounting frame, the rotating rods and the mounting rods are in one-to-one correspondence, and the rotating rods and the mounting rods are connected through telescopic rods;
the feeding mechanism comprises a thrust cylinder, a coaxial thrust cavity is formed in the center of the thrust cylinder, the mounting rod is rotatably connected into the thrust cavity, a push plate which is rotatably connected with the mounting rod is slidably connected into the thrust cavity, the push plate divides the thrust cavity into two independent oil cavities, and the two oil cavities are respectively connected with an oil port;
the adjusting mechanism includes the connecting rod that links to each other with the mounting bracket, rotates on the connecting rod to be connected with the rolling ball that is used for adjusting the drilling rod angle, the thrust cylinder wears to locate in the rolling ball and passes the centre of sphere of rolling ball, the locking groove has been seted up on the connecting rod, the outer wall of rolling ball is equipped with the check lock pole that stretches out from the locking groove, be equipped with the stay that is used for fixed check lock pole on the check lock pole, the width in locking groove is greater than the diameter of check lock pole and is less than the width of check lock piece, the stay laminating is in the outer wall of connecting rod.
Through adopting above-mentioned technical scheme, when the drilling machine normally used, the dwang rotated, and the dwang passes through the telescopic link and drives the installation pole rotation, thereby the installation pole drives the drilling rod and rotates and bore the work piece. When the drilling angle of the drill rod needs to be adjusted, an operator stirs the rotating ball, and the locking rod slides in the locking groove. The angle that the rolling ball drove the installation pole takes place the skew, adjusts to corresponding angle after, and operating personnel fixes the check lock lever through the stay, and at this moment, the check lock lever is unable to slide, and the position of rolling ball and installation pole is died surely. The axis of the drill rod and the sliding direction of the mounting frame are not in the same line at the moment. One oil inlet and one oil outlet of two oil cavities in the thrust cylinder drive the push plate to move through oil pressure, and the push plate drives the mounting rod to perform linear motion along the direction of the thrust cylinder, so that the feeding of a drill rod is realized, and holes are processed. Through the setting of rolling ball, the drilling angle of drilling rod can be adjusted to can process the hole of multi-angle, with the processing demand that satisfies different work pieces, improve the application scope of this application.
Optionally, a strip-shaped groove is formed in the locking piece, the locking rod penetrates out of the strip-shaped groove, and a compression nut used for compressing the locking piece is connected to the locking rod through threads.
Through adopting above-mentioned technical scheme, when the check lock pole slided in the locking groove, the action process can be disassembled into two action steps, and one step is the direction slip of perpendicular to bar groove, and another step is the direction slip of being on a parallel with the bar groove. The stay slides along the direction in perpendicular to bar groove, adjusts to corresponding angle after when the rolling ball, and operating personnel rotates gland nut with the stay pressfitting in the outer wall of connecting rod to fixed the stay, gland nut also compresses tightly the conflict with check lock lever and stay simultaneously, check lock lever and stay are all died by the end, simple structure, the operation of being convenient for.
Optionally, the connecting rod includes that the outer wall is curved link, the rolling ball rotates to be connected in the link, the locking groove is seted up on the link, the stay is the outer wall that the arc setting pasted in the link.
Through adopting above-mentioned technical scheme, the link is spherical setting, and when the roating sphere rotated the position of installing the pole and adjusted, the stay slided along spherical link, and the accommodation is wider.
Optionally, the outer wall of the connecting end is provided with a guide groove perpendicular to the strip-shaped groove, and the locking piece is provided with a guide block slidably connected in the guide groove.
Through adopting above-mentioned technical scheme, the stay is at the slip in-process, and the guide block slides in the guide way, and guide block and guide way mutually support and carry out spacing and direction to the motion of stay, prevent that the stay card from dying.
Optionally, a control hole coaxial with the guide block is formed in the guide block, a control rod is connected to the control hole in an internal thread manner, a control gear is coaxially fixed on the control rod, a tightening hole perpendicular to the control hole is formed in the guide block, the tightening hole is located in the guide groove, a tightening rod is connected to the tightening hole in a sliding manner, and a control tooth socket meshed with the control gear is formed in the tightening rod.
Through adopting above-mentioned technical scheme, behind the check lock lever adjusted to relevant position, operating personnel rotated the control lever, and the control lever drives control gear and rotates, and control gear drives through the control tooth's socket and supports the tight pole and slide and stretch out and support the hole, supports the tip of tight pole and contradict in the inner wall of guide way to lock the stay and fix, improve the stability of stay.
Optionally, a pressing sheet located between the pressing nut and the locking sheet penetrates through the locking rod, and one surface, facing the locking sheet, of the pressing sheet is set to be arc-shaped and attached to the locking sheet.
By adopting the technical scheme, after the locking rod is adjusted to the corresponding position, an operator rotates the compression nut, and the compression sheet is pressed on the locking sheet. The contact area of the pressing sheet and the locking sheet is large, the pressing effect is good, and the stability of the locking rod is improved.
Optionally, the one end that the installation pole was kept away from to the connecting rod has seted up the adjustment tank of bar along the length direction of connecting rod, the lower extreme of mounting bracket is equipped with a plurality of installation screw rods with the connecting rod one-to-one, the lower extreme of installation screw rod is worn to locate the adjustment tank and threaded connection has the mounting nut who is located the connecting rod below.
Through adopting above-mentioned technical scheme, but operating personnel sliding connection pole for the installation screw rod slides in the adjustment tank, thereby changes the position of installation pole, and then adjusts the position of drilling rod, in order to satisfy the user demand of the different processing positions of different work pieces.
Optionally, an annular mounting groove is formed in the lower end of the mounting frame, and a mounting block which is slidably connected in the mounting groove is fixed to the upper end of the mounting screw.
Through adopting above-mentioned technical scheme, the installation screw rod can slide in the mounting groove to adjust the position of connecting rod, further increase the control range of drilling rod position.
Optionally, sliding connection has a protection section of thick bamboo coaxial with a thrust section of thick bamboo in the thrust section of thick bamboo, the push pedal links to each other with the outer wall of a protection section of thick bamboo is fixed, the installation pole rotates to be connected in a protection section of thick bamboo.
Through adopting above-mentioned technical scheme, a protection section of thick bamboo separates the oil pocket with the installation pole, when preventing that the installation pole from rotating, fluid in the thrust section of thick bamboo receives the influence when oil feed or producing oil.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the rotating ball, the drilling angle of the drill rod can be adjusted, the driving mechanism applies rotary driving force to the drill rod, the thrust cylinder is connected with an external hydraulic device and provides power for the feeding motion of the drill rod, firstly, an operator adjusts the angle of the drill rod through the rotating ball, then, the driving mechanism drives the drill rod to rotate, and finally, the thrust cylinder pushes the drill rod to feed along the axis direction of the drill rod under the hydraulic action, so that a workpiece is machined to form an inclined machining hole, the drilling angle of the drill rod can be adjusted, the workpiece is subjected to multi-angle drilling machining, and the application range is large;
2. through the arrangement of the locking sheet, the locking rod and the compression nut, an operator drives the rotating ball to rotate through the locking rod, and locks and fixes the locking rod through the compression nut and the locking sheet, so that the stability of the locking sheet is improved, and the rotating ball is prevented from automatically rotating to influence the machining precision in the machining process of the drill rod;
3. through the setting of guide block and support tight pole, the stay adjusts the rolling ball to the relevant position after, supports tight pole and inserts the guide block fixedly in the guide way to fix the stay, the stay is fixed the rolling ball through the locking pole, thereby further improves the stability of rolling ball.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment.
Fig. 2 is a schematic structural diagram of the mounting frame in the embodiment.
FIG. 3 is a schematic view of the connection of the mounting bracket and the connecting rod according to the embodiment.
Fig. 4 is a schematic structural view of the connecting rod in the embodiment.
Fig. 5 is a schematic view of the internal structure of the connection terminal in the embodiment.
Fig. 6 is a schematic view of the internal structure of the guide block in the embodiment.
Description of the reference numerals: 1. a bed body; 2. a mounting frame; 21. mounting a rod; 22. mounting grooves; 23. a limiting sheet; 24. a through groove; 3. a drill stem; 41. rotating the rod; 42. a telescopic rod; 43. a drive motor; 44. a drive gear; 45. a transmission gear; 46. a drive shaft; 51. a thrust cylinder; 511. a thrust cavity; 512. an oil port; 52. pushing the plate; 53. a protective cylinder; 61. a connecting rod; 611. a locking groove; 612. a connecting end; 613. a guide groove; 614. an adjustment groove; 615. an installation end; 62. rotating the ball; 621. a locking lever; 622. rotating the hole; 63. a locking piece; 631. a strip-shaped groove; 632. a guide block; 6321. a control hole; 6322. abutting against the hole; 633. a control lever; 634. a control gear; 635. a tightening rod; 6351. controlling the tooth socket; 64. a compression nut; 65. a compressing sheet; 66. installing a screw rod; 67. mounting a nut; 68. mounting a block; 7. a work bench.
Detailed Description
The present application is described in further detail below with reference to all of the figures.
The embodiment of the application discloses multiaxis drilling machine, refer to fig. 1, including the bed body 1 and workstation 7, vertical sliding connection has the mounting bracket 2 that is located workstation 7 top on the bed body 1, installs a plurality of installation poles 21 on the mounting bracket 2, and drilling rod 3 is installed to installation pole 21 lower extreme. The mounting rod 21 may be connected to the drill rod 3 by means of a screw thread or a snap fit. A workpiece is arranged on the workbench 7, the drill rod 3 rotates, and the mounting frame 2 drives the drill rod 3 to move up and down, so that punching processing is performed on the workpiece.
Referring to fig. 1, a driving mechanism, a feeding mechanism and an adjusting mechanism are provided on the mounting frame 2. The driving mechanism is used for providing rotary driving force for the drill rod 3, the feeding mechanism is used for controlling the feeding and retreating of the drill rod 3, the adjusting mechanism is used for adjusting the position and the angle of the drill rod 3, and the three parts are mutually matched to realize the processing of holes with different angles on a workpiece.
Referring to fig. 1, the driving mechanism includes a driving motor 43 and a plurality of rotating rods 41 rotatably coupled to the mounting frame 2. The rotating rod 41 is vertically and rotatably connected to the mounting frame 2, and the output shaft of the driving motor 43 is connected to the driving shaft 46 through a chain. A driving gear 44 is coaxially fixed to an output shaft of the driving shaft 46, and a transmission gear 45 is coaxially fixed to an upper end of the rotating rod 41, all the transmission gears 45 being engaged with the driving gear 44. The driving motor 43 is started and the driving gear 44 rotates all the transmission gears 45, thereby providing a driving force to the rotation of all the rotation levers 41.
Referring to fig. 2, the rotating rods 41 correspond to the mounting rods 21 one by one, and are connected to each other through the telescopic rod 42. The upper end of the telescopic rod 42 is connected to the lower end of the rotating rod 41 through a universal joint, and the lower end of the telescopic rod 42 is connected to the upper end of the mounting rod 21 through a universal joint. The rotating rod 41 rotates, and the telescopic rod 42 drives the mounting rod 21 and the drill rod 3 to rotate, so that power transmission is realized. And when the position of the installation rod 21 changes, namely the installation rod 21 is not positioned right below the telescopic rod 42, the length of the telescopic rod 42 correspondingly changes, and the universal joint can ensure power transmission at different angles, so that the angle of the drill rod 3 can be conveniently adjusted.
Referring to fig. 2, the adjustment mechanism includes a connecting rod 61 connected to the mounting frame 2. The connecting rod 61 comprises a mounting end 615 for connection to the mounting frame 2 and a connecting end 612 for connection to the mounting rod 21. The connecting rod 61 supports the mounting rod 21 to provide a supporting force for the mounting rod 21.
Referring to fig. 2 and 3, the lower end of the mounting bracket 2 is provided with a plurality of mounting screws 66 for coupling with the connecting rods 61. The mounting screws 66 correspond one-to-one to the connecting rods 61. The connecting end 612 is provided with a strip-shaped adjusting groove 614 along the length direction of the connecting rod 61, and the lower end of the mounting screw 66 penetrates through the adjusting groove 614 and is in threaded connection with a mounting nut 67. The mounting nut 67 is located below the connecting rod 61, and the diameter of the mounting nut 67 is greater than the width of the adjustment slot 614. The mounting nut 67 is loosened, the connecting rod 61 is slid, and the position of the connecting rod 61 can be adjusted, so that the positions of the mounting rod 21 and the drill rod 3 are changed, and the position of the drill rod 3 is adjusted. After the adjusting device is adjusted to the corresponding position, the mounting nut 67 is screwed down, and the connecting rod 61 can be tightly pressed and fixed.
Referring to fig. 2 and 3, an annular mounting groove 22 is formed in the lower end of the mounting frame 2, an annular limiting piece 23 located below the mounting groove 22 is fixed to the lower end of the mounting frame 2, an annular through groove 24 is formed in the limiting piece 23, the through groove 24 is communicated with the mounting groove 22, and the width of the through groove 24 is smaller than that of the mounting groove 22. The mounting groove 22 is slidably connected with a mounting block 68, and the upper end of the mounting screw 66 passes through the through groove 24 and is fixedly connected with the mounting block 68. The mounting block 68 has a width greater than the width of the through slot 24 and the mounting screw 66 has a diameter less than the width of the through slot 24. The operator can slide the mounting screw 66 so that the mounting screw 66 slides along the mounting slot 22, thereby changing the position of the connecting rod 61 and further adjusting the position of the drill rod 3.
Referring to fig. 4 and 5, the end of the mounting end 615 remote from the mounting screw 66 (see fig. 2) is fixedly coupled to the attachment end 612. The outer wall of the connecting end 612 is a circular arc surface. The upper and lower ends of the connecting end 612 are horizontally disposed. The connecting end 612 is hollow and is rotatably connected with a rotating ball 62, a rotating hole 622 penetrating through the center of the rotating ball 62 is formed in the center of the rotating ball 62, and the mounting rod 21 is rotatably connected in the rotating hole 622. When the rotating rod 41 drives the installation rod 21 to rotate, the rotating ball 62 supports the installation rod 21, and the stability of the installation rod 21 is ensured. When the rotating ball 62 rotates, the angle of the rotating hole 622 can be changed, that is, the angle of the mounting rod 21 can be adjusted, so that holes with different angles on the workpiece can be machined.
Referring to fig. 4 and 5, a locking groove 611 is formed on an outer wall of the connecting end 612, and the locking groove 611 is disposed in an arc shape and horizontally located at a middle position of the connecting end 612. The locking rod 621 penetrating out of the locking groove 611 is fixed on the outer wall of the rotating ball 62, the locking rod 621 slides in the locking groove 611, and the width of the locking rod 621 is smaller than that of the locking groove 611. The end of the locking rod 621 far away from the rotating ball 62 is provided with an arc locking sheet 63 in a penetrating way, and the locking sheet 63 is attached to the outer wall of the locking groove 611. The lock lever 621 is threadedly coupled with a compression nut 64 compressing the lock plate 63. Locking tab 63 is located between compression nut 64 and connecting end 612. After the rotating ball 62 rotates to a corresponding angle, the operator screws the compression nut 64, and the compression nut 64 presses the locking piece 63 on the outer wall of the connecting end 612, so that the locking piece 63 and the locking rod 621 are fixed, and the rotating ball 62 is prevented from rotating by itself in the machining process.
Referring to fig. 4 and 5, the locking rod 621 is provided with a pressing sheet 65 passing through between the pressing nut 64 and the locking sheet 63, and one surface of the pressing sheet 65 facing the locking sheet 63 is arc-shaped and attached to the outer wall of the locking sheet 63. The compression nut 64 compresses and fixes the locking piece 63 through the compression piece 65, so that the contact area is large, and the locking effect is good.
Referring to fig. 4 and 5, a strip-shaped groove 631 is formed in the locking piece 63 along the length direction of the locking piece 63, and the locking rod 621 penetrates through the strip-shaped groove 631. When the locking rod 621 slides in the locking groove 611, the action process can be disassembled into two action steps, one step is to slide in a direction perpendicular to the strip-shaped groove 631, and the other step is to slide in a direction parallel to the strip-shaped groove 631. And the direction of motion of stay 63 only has the direction of a perpendicular to bar groove 631 promptly to make the inner wall of stay 63 have a contact of a great area with the outer wall of link 612 all the time, guarantee the locking effect of stay 63.
Referring to fig. 4 and 5, the outer wall of the connecting end 612 is provided with a guide groove 613 perpendicular to the strip groove 631, and the locking piece 63 is fixed with a guide block 632 slidably connected in the guide groove 613. When the locking piece 63 slides, the guide block 632 limits and guides the locking piece 63, so as to ensure the stability of the movement of the locking piece 63.
Referring to fig. 5 and 6, the guide block 632 is provided with a tightening hole 6322 perpendicular to the guide slot 613, and a tightening rod 635 is slidably connected in the tightening hole 6322. The upper end of the abutting rod 635 extends out of the abutting hole 6322 and is located in the guiding slot 613. After the locking plate 63 is adjusted to the corresponding position, the abutting rod 635 extends out of the abutting hole 6322 and abuts against the bottom of the guide groove 613, so as to compress and fix the guide block 632, thereby fixing the locking plate 63 and improving the stability of the locking plate 63.
Referring to fig. 5 and 6, a control hole 6321 coaxial with the guide block 632 is formed in the center of the guide block 632, and the control hole 6321 is perpendicular to and communicated with the fastening hole 6322. A control rod 633 is screwed in the control hole 6321, one end of the control rod 633 is located in the control hole 6321, and the other end of the control rod 633 extends out of the control hole 6321 and protrudes out of the surface of the locking strip 63. A control gear 634 is coaxially fixed to the control rod 633, and a control spline 6351 engaged with the control gear 634 is fixed to the pressing rod 635. The width of the control gear 634 is larger than the movement stroke of the control rod 633, that is, the control rod 633 moves linearly in the control hole 6321, and the control gear 634 is always engaged with the control tooth groove 6351. After the locking piece 63 is adjusted to a corresponding position, an operator can rotate the control rod 633, and the control rod 633 drives the propping rod 635 to move along the propping hole 6322, so that the stretching and retracting of the propping rod 635 are controlled, and the use is convenient.
Referring to figure 2, when the angle of the drill rod 3 changes and the axis of the drill rod 3 is not aligned with the direction of movement of the mounting frame 2, the linear movement of the mounting frame 2 is no longer able to provide a feed force to the drill rod 3. At this time, the feed mechanism controls the feeding of the drill rod 3.
Referring to fig. 2 and 5, the feeding mechanism includes a thrust cylinder 51 fixed in the rotation hole 622, a coaxial thrust cavity 511 is opened at the center of the thrust cylinder 51, a protection cylinder 53 is slidably connected in the thrust cavity 511 along the axial direction, and the mounting rod 21 is rotatably connected in the protection cylinder 53. The inner diameter of the thrust chamber 511 is larger than the outer diameter of the shield cylinder 53. The outer wall of the protective cylinder 53 is fixed with a push plate 52, the outer ring of the push plate 52 is in sealing contact with the inner wall of the thrust cylinder 51, and the inner ring of the push plate 52 is fixedly connected with the protective cylinder 53. The push plate 52 divides the thrust cavity 511 into two independent oil cavities, and the two oil cavities are respectively connected with oil ports 512. When oil enters one oil port 512, oil exits from the other oil port 512, the push plate 52 is pushed by the pressure of the oil, and the push plate 52 drives the protective cylinder 53 and the mounting rod 21 to move along the axial direction of the thrust cylinder 51, so that the feeding and the exiting of the drill rod 3 are realized.
The implementation principle of the multi-axis drilling machine in the embodiment of the application is as follows: an operator adjusts the position and the angle of the drill rod 3 according to the position and the angle of the hole in the workpiece, the operator stirs the rotating ball 62 to change the angle of the drill rod 3, the drill rod is fixed through the compression nut 64 after being adjusted to the corresponding position, the driving motor 43 is started, and the drill rod 3 rotates. The thrust cylinder 51 controls the feed of the drill rod 3 to machine the workpiece.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a multi-axis drilling machine, includes the bed body (1), vertical sliding connection has mounting bracket (2) on the bed body (1), it is connected with a plurality of installation poles (21) that are used for centre gripping drilling rod (3) to rotate on mounting bracket (2), its characterized in that: the mounting rack (2) is provided with a driving mechanism for driving the drill rod (3) to rotate, a feeding mechanism for controlling the feeding of the drill rod (3) and an adjusting mechanism for adjusting the drilling angle of the drill rod (3),
the driving mechanism comprises a plurality of rotating rods (41) vertically and rotatably connected to the mounting rack (2), the rotating rods (41) are in one-to-one correspondence with the mounting rods (21) and are connected with each other through telescopic rods (42);
the feeding mechanism comprises a thrust cylinder (51), a coaxial thrust cavity (511) is formed in the center of the thrust cylinder (51), the mounting rod (21) is rotatably connected into the thrust cavity (511), a push plate (52) rotatably connected with the mounting rod (21) is slidably connected into the thrust cavity (511), the push plate (52) divides the thrust cavity (511) into two independent oil cavities, and the two oil cavities are respectively connected with an oil port (512);
adjustment mechanism includes connecting rod (61) that links to each other with mounting bracket (2), rotates on connecting rod (61) and is connected with turning ball (62) that are used for adjusting drilling rod (3) angle, thrust cylinder (51) wear to locate in turning ball (62) and pass the centre of sphere of turning ball (62), locking groove (611) have been seted up on connecting rod (61), the outer wall of turning ball (62) is equipped with check lock (621) of stretching out from locking groove (611), be equipped with on check lock (621) and be used for fixed check lock (621) stay (63), the width of locking groove (611) is greater than the diameter of check lock (621) and is less than the width of check lock (63), check lock (63) laminate in the outer wall of connecting rod (61), bar groove (631) have been seted up on check lock (63), check lock (621) are worn out from bar groove (631), threaded connection has gland nut (64) that are used for holding down (63) on check lock (621).
2. A multi-axis drill according to claim 1 wherein: connecting rod (61) are curved link (612) including the outer wall, rolling ball (62) rotate to be connected in link (612), locking groove (611) are seted up on link (612), stay (63) are the arc setting and paste in the outer wall of link (612).
3. A multi-axis drill according to claim 2 wherein: the outer wall of the connecting end (612) is provided with a guide groove (613) vertical to the strip-shaped groove (631), and the locking piece (63) is provided with a guide block (632) connected in the guide groove (613) in a sliding manner.
4. A multi-axis drill according to claim 3 wherein: offer in guide block (632) with coaxial control hole (6321) of guide block (632), control hole (6321) female connection has control lever (633), coaxial fixed with control gear (634) on control lever (633), set up on guide block (632) and support tight hole (6322) with control hole (6321) looks vertically, support tight hole (6322) and be located guide way (613), it has support tight pole (635) to support tight hole (6322) sliding connection in, be equipped with on supporting tight pole (635) with control gear (634) engaged with control gear's control tooth's socket (6351).
5. A multi-axis drill according to claim 2 wherein: wear to be equipped with on locking lever (621) and be located compression nut (64) and stay (63) between hold-down piece (65), the one side of compression piece (65) towards stay (63) is established to the arc and is laminated mutually with stay (63).
6. A multi-axis drill according to claim 1, wherein: the one end that installation pole (21) was kept away from in connecting rod (61) is followed the length direction of connecting rod (61) and is seted up adjustment tank (614) of bar, the lower extreme of mounting bracket (2) is equipped with a plurality of installation screw rods (66) with connecting rod (61) one-to-one, the lower extreme of installation screw rod (66) is worn to locate in adjustment tank (614) and threaded connection has mounting nut (67) that are located connecting rod (61) below.
7. A multi-axis drill according to claim 6 wherein: annular mounting groove (22) have been seted up to the lower extreme of mounting bracket (2), the upper end of installation screw rod (66) is fixed with installation piece (68) of sliding connection in mounting groove (22).
8. A multi-axis drill according to claim 1, wherein: sliding connection has a protection section of thick bamboo (53) coaxial with a thrust section of thick bamboo (51) in thrust section of thick bamboo (51), push pedal (52) link to each other with the outer wall of a protection section of thick bamboo (53) is fixed, erection rod (21) rotate to be connected in a protection section of thick bamboo (53).
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