CN113231926A

CN113231926A - Vertical seat type spherical alloy tooth grinding equipment

Info

Publication number: CN113231926A
Application number: CN202110540662.8A
Authority: CN
Inventors: 邓静; 穆记永; 刘安政; 刘岭; 刘皓; 蒋雨林
Original assignee: Guizhou Mairui Drilling Equipment Manufacturing Co ltd
Current assignee: Guizhou Mairui Drilling Equipment Manufacturing Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-08-10
Anticipated expiration: 2041-05-18
Also published as: CN113231926B

Abstract

The application discloses a vertical seat type spherical alloy tooth grinding device which comprises a spherical alloy tooth clamping device, a grinding main shaft device, an eccentric main shaft device, a cooling circulating device, a rack, a supporting device and an electric control system; the spherical alloy tooth clamping device is used for clamping a spherical tooth drill bit; the eccentric spindle device is arranged on the supporting device, the supporting device is configured to drive the eccentric spindle to move, the grinding spindle device is connected with the eccentric spindle device, the eccentric spindle device is configured to drive the grinding spindle device to do eccentric circular motion, and the eccentric spindle device is used for grinding and repairing a spherical tooth bit in the spherical alloy tooth clamping device; the grinding spindle device is provided with a central water inlet cooling assembly and a grinding head assembly, and the cooling circulation device is connected with the central water inlet cooling assembly and supplies water to the central water inlet cooling assembly, so that the central water inlet cooling assembly supplies water for cooling the grinding head assembly.

Description

Vertical seat type spherical alloy tooth grinding equipment

Technical Field

The application relates to the technical field of spherical tooth bit repair, in particular to a vertical seat type spherical alloy tooth grinding device.

Background

During grinding of the button bit, the hand-held bit grinding machine is mostly adopted to grind each tooth of the bit, when the arc surface of the button bit is ground, the hand-held bit grinding machine is manually inclined by a certain angle, and the hand-held bit grinding machine is pulled at a fixed angle to do circular motion, so that the grinding of the button bit is realized. However, the repair method has the problems of high labor intensity, low grinding efficiency and poor grinding qualification rate, and is easy to cause the problems of not-in-place grinding or over-grinding of the spherical teeth.

Disclosure of Invention

The application provides a vertical seat type spherical alloy tooth grinding device which can automatically repair a spherical tooth drill bit.

The application provides a vertical seat type spherical alloy tooth grinding device which comprises a spherical alloy tooth clamping device, a grinding main shaft device, an eccentric main shaft device, a cooling circulating device, a rack, a supporting device and an electric control system;

the spherical alloy tooth clamping device, the supporting device, the cooling circulating device and the electric control system are arranged on the rack, and the electric control system is electrically connected with the grinding main shaft device, the eccentric main shaft device, the cooling circulating device and the supporting device;

the spherical alloy tooth clamping device is used for clamping a spherical tooth drill bit;

the eccentric spindle device is arranged on the supporting device, the supporting device is configured to drive the eccentric spindle to move, the grinding spindle device is connected with the eccentric spindle device, the eccentric spindle device is configured to drive the grinding spindle device to do eccentric circular motion, and the eccentric spindle device is used for grinding and repairing a spherical tooth bit in the spherical alloy tooth clamping device;

the grinding spindle device is provided with a central water inlet cooling assembly and a grinding head assembly, and the cooling circulation device is connected with the central water inlet cooling assembly and supplies water to the central water inlet cooling assembly, so that the central water inlet cooling assembly supplies water for cooling the grinding head assembly.

An operator can firstly fix the spherical tooth drill bit on the spherical alloy tooth clamping device, the electric control system is started, the supporting device works, the grinding spindle device is moved to the spherical tooth drill bit position to be repaired, and then the grinding spindle device and the eccentric spindle device are started, so that a grinding head assembly of the grinding spindle device polishes and repairs the spherical tooth. In the polishing and repairing process, the cooling circulation device continuously supplies water for the grinding spindle device so as to cool the grinding head assembly immediately and ensure the polishing and repairing efficiency and safety.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a perspective view of a vertical seat type spherical alloy tooth grinding device; FIG. 2 is a perspective view of a hidden part of a vertical seat type spherical alloy tooth grinding device; FIG. 3 is a schematic view of a ball-type alloy tooth clamping device; fig. 4 is a perspective exploded view of the angle adjustment mechanism in the present embodiment; FIG. 5 is a schematic view of the rotary clamping mechanism in this embodiment; FIG. 6 is a schematic view of the lifting mechanism of the present embodiment; fig. 7 is a side view of the grinding spindle device; fig. 8 is a sectional view of the grinding spindle device in the present embodiment; fig. 9 is a perspective exploded view of the grinding spindle device in the present embodiment; FIG. 10 is a perspective view of an eccentric spindle assembly; FIG. 11 is a front view of the eccentric spindle assembly of this embodiment; FIG. 12 is a perspective exploded view of the eccentric spindle assembly of the present embodiment; fig. 13 is a schematic diagram of the cooling cycle device and the electronic control system in this embodiment.

Icon: 1A-a spherical alloy tooth clamping device; 1B-grinding spindle means; 1C-eccentric spindle means; 1D-cooling circulation means; 1E-a frame; 1F-a support device; 1G, an electric control system; 10-an angle adjustment mechanism; 11-a worktable plate; 12-an adjustment assembly; 13-a water pan; 14-a clamp support; 15-adjusting device support plate; 16-trapezoidal screw; 17-square fixed end lead screw support; 18-square support end screw rod support; 19-turning the handle; 20-trapezoidal nut for lead screw; 21-a nut mounting block; 22-positioning the shaft; 23-positioning rollers; 24-rocker adjustment pin; 25-bent rod type ball head rod end joint bearing; 26-a rocker; 27-locking screws; 28-a connecting plate; 29-hinge axis; 30-a dial; 140-a shaft sleeve; 150-hexagon bolts with flanges; 180-hexagon socket head cap screw; 40-a lifting mechanism; 41-lifting fixed frame; 42-side mounting plate; 43-a lifting assembly; 44-a bottom support plate; 45-turn disc; 46-a slide rail; 47-a slide block; 48-cushion blocks; 49-lifting connecting plates; 50-right angle fixings; 51-a lifting screw; 52-screw support seat; 53-screw rod fixing seat; 54-lifting handle; 440-axle seats; 70-a rotary clamping mechanism; 71-clamp fixing plate; 72-a slew bearing; 73-a clamping chuck; 74-rotating the locking disk; 75-rotation locking seat; 76-rotating the dead-lock handle; 77-a first fixed seat; 78-a second fixed seat; 79-rotating shaft; 80-clamping and loosening the handle; 81-angle quick locking handle; 100-fixing plate; 200-speed regulating motor; 201-motor mount; 202-fixing the plate connecting plate; 203-inner hexagonal cylindrical screw; 300-a control module; 301-control panel; 302-motor cover; 303-a handle; 304-a power indicator light; 305-digital display delay relay; 306-a first start stop button; 307-selection switch; 308-scram button; 309-second start stop button; 400-eccentric spindle mechanism; 401-rotating the main shaft; 402-eccentric shaft bearing fixing seat; 403-a bearing; 404-precision lock nut; 405-O-ring; 406-TC framework oil seal; 407-eccentric shaft bearing gland; 500-a mounting frame; 501-arc mounting holes; 502-eccentric fixation plate; 503-eccentric side plate; 600-a pneumatic motor assembly; 601-a pneumatic motor; 602-pneumatic motor fixing sleeve; 603-a slew bearing; 604-spindle assembly mount; 605-pneumatic motor mount; 700-central influent cooling module; 701-a water inlet shaft sleeve; 702-a drive spindle; 703-a water injection channel; 704-a water injection port; 705-main shaft central water inlet tank; 706-water inlet hole; 707-drainage holes; 708-inner seal ring; 709-upper bearing; 710-lower end bearing; 711-shaft sleeve mounting seat; 712-upper end face seal ring; 713-lower end face seal ring; 714-lower end bearing cap; 800-a grinding head assembly; 801-water retaining cover; 802-quick plug; 803-grinding head 900-support column; 901-cross bar; 902-an electrically controlled door; 903-supporting feet; 904-roller; 905-surrounding shield cover; 906-transparent apron; 1000-cooling circulation pump; 1001-cooling water tank; 1002-primary filtering tank; 1003-secondary filtering tank; 1100-support columns; 1101-left and right rotating arms; 1102-upper and lower telescopic arms; 1103-hydraulic brace; 1200-a power module; 1201-a relay module; 1202-terminal module.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present application, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, refer to the orientation or positional relationship as shown in the drawings, or as conventionally placed in use of the product of the application, or as conventionally understood by those skilled in the art, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present application.

In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The technical solution in the present application will be described below with reference to the accompanying drawings.

The embodiment provides a vertical seat type spherical alloy tooth grinding device which can automatically repair a spherical tooth bit.

Referring to fig. 1-2, fig. 1 is a perspective view of a vertical seat type spherical alloy tooth grinding device; FIG. 2 is a perspective view of a hidden part of a vertical seat type ball-shaped alloy tooth grinding device.

A vertical seat type spherical alloy tooth grinding device comprises a spherical alloy tooth clamping device 1A, a grinding main shaft device 1B, an eccentric main shaft device 1C, a cooling circulating device 1D, a rack 1E, a supporting device 1F and an electric control system 1G. The spherical alloy tooth clamping device 1A, the supporting device 1F, the cooling circulating device 1D and the electric control system 1G are arranged on the rack 1E, and the electric control system 1G is electrically connected with the grinding spindle device 1B, the eccentric spindle device 1C, the cooling circulating device 1D and the supporting device 1F. The spherical alloy tooth clamping device 1A is used for clamping a spherical tooth drill bit. The eccentric spindle device 1C is installed on the supporting device 1F, the supporting device 1F is configured to drive the eccentric spindle to move, the grinding spindle device 1B is connected with the eccentric spindle device 1C, the eccentric spindle device 1C is configured to drive the grinding spindle device 1B to do eccentric circular motion, and the eccentric spindle device 1C is used for grinding and repairing a spherical tooth bit in the spherical alloy tooth clamping device 1A. The grinding spindle device 1B is provided with a central water inlet cooling assembly and a grinding head assembly, and the cooling circulating device 1D is connected with the central water inlet cooling assembly and supplies water to the central water inlet cooling assembly so that the central water inlet cooling assembly supplies water for cooling the grinding head assembly.

It should be noted that the support columns 900 and the cross bars 901 of the rack 1E are welded by 50mm square steel, the overall parallelism and perpendicularity of the rack 1E are ensured during welding, the front side surface and the left and right side surfaces formed by the support columns 900 and the cross bars 901 are welded by steel plates, the outer side surfaces of the steel plates and the outer side surfaces of the support columns 900 and the cross bars 901 are ensured to be on the same plane, and the welded parts are polished. The rear side face formed by the supporting columns and the cross rods is provided with a rear panel, the electric control system 1G is arranged on the rear panel, the electric control door 902 is arranged on the outer side of the electric control system 1G, and the electric control door 902 and the rear side face formed by the supporting columns 900 and the cross rods 901 are on the same plane.

The lower support plate and the upper support plate of the frame 1E are welded to the support columns by welding, support legs 903 and rollers 904 are mounted on the lower surface of the lower support plate, and the cooling cycle device 1D is mounted on the upper surface of the lower support plate by bolts.

An operator can firstly fix the button bit on the spherical alloy tooth clamping device 1A, start the electric control system 1G, the supporting device 1F works, move the grinding spindle device 1B to the button bit position to be repaired, and then start the grinding spindle device 1B and the eccentric spindle device 1C, so that the grinding head assembly of the grinding spindle device 1B polishes and repairs the button bit. In the process of polishing and repairing, the cooling circulation device 1D continuously supplies water for the grinding spindle device 1B so as to immediately cool the grinding head assembly and ensure the efficiency and safety of polishing and repairing.

It should be noted that the vertical seat type spherical alloy tooth grinding equipment further comprises an enclosing baffle which comprises an enclosing shield cover and a transparent enclosing baffle, wherein the enclosing shield cover is formed by bending a sheet metal part, a bolt hole is formed below the enclosing shield cover and is fixed on an upper supporting plate of the rack 1E through a bolt, and the transparent enclosing baffle is installed on a panel in front of the enclosing shield cover.

Referring to fig. 3-6, fig. 3 is a schematic view of a ball-type alloy tooth clamping device 1A; fig. 4 is a perspective exploded view of the angle adjusting mechanism 10 in the present embodiment; FIG. 5 is a schematic view of the rotary clamping mechanism 70 in the present embodiment; fig. 6 is a schematic diagram of the lifting mechanism 40 in this embodiment.

The spherical alloy tooth clamping device 1A comprises an angle adjusting mechanism 10, a lifting mechanism 40 and a rotary clamping mechanism 70. The rotary clamping mechanism 70 is configured to clamp the button bit and may cause the button bit to rotate; the rotary clamping mechanism 70 is connected to the angle adjustment mechanism 10, and the angle adjustment mechanism 10 is configured to adjust an angle of the rotary clamping mechanism 70 with respect to a horizontal plane. The rotary clamping mechanism 70 is connected to the lifting mechanism 40, the lifting mechanism 40 having a bottom support plate 44, the bottom support plate 44 being configured to be height adjustable for accommodating button bits of different specifications.

In the implementation process, an operator clamps the button bit on the rotary clamping mechanism 70, and by controlling the angle adjusting mechanism 10, the posture of the button bit, namely the inclination angle of the button bit, can be adjusted to ensure that the buttons to be polished are on the same plane, so that the button bit is suitable for a polishing main shaft in a vertical seat type spherical alloy tooth polishing device, and the repair efficiency is improved. It should be noted that, because the height of the bottom support plate 44 is controlled, the drill bit can be adapted to different specifications of button drill bits quickly, so that when repairing the drill bits of different specifications, an operator can complete debugging quickly and conveniently, and the repairing efficiency is ensured.

In the present disclosure, the angle adjusting mechanism 10 includes a table plate 11 and an adjusting assembly 12. The rotary clamping mechanism 70 is rotatably connected to the table plate 11. The adjustment assembly 12 is connected to the rotary clamping mechanism 70 for adjusting the tilt angle of the rotary clamping mechanism 70 relative to the work deck 11.

In the implementation process, the angle adjusting mechanism 10 is simple in structure, the rotary clamping mechanism 70 is connected with the working table plate 11, the stability of the rotary clamping mechanism 70 can be guaranteed, and an operator can control the adjusting assembly 12 to guarantee that the rotary clamping mechanism 70 can stably make deflection motion on the working table plate 11, so that the inclination angle of the rotary clamping mechanism 70 relative to the horizontal plane can be adjusted.

In the present disclosure, a mounting groove is formed in the middle of the working platen 11, the mounting groove is equipped with the water pan 13, and the rotary clamping mechanism 70 is located in the water pan 13. In the present disclosure, the work table 11 is provided with two jig supports 14, the two jig supports 14 are respectively provided on both sides of the work table 11, and the rotary clamping mechanism 70 is installed between the two jig supports 14 and is rotatably engaged with the jig supports 14. A bushing 140 is mounted within the clamp mount 14. The adjusting component 12 comprises an adjusting device supporting plate 15, a trapezoidal screw 16, a square fixed end screw support 17, a square support end screw support 18, a rotating handle 19, a nut 20 for the trapezoidal screw, a nut mounting block 21, a positioning shaft 22, a positioning roller 23, a rocker adjusting pin 24, a bent rod type ball rod end joint bearing 25, a rocker 26, a locking screw 27 and two connecting plates 28. Two connecting plates 28 are arranged on the lower surface of the working table 11 at intervals (the connecting plates 28 are fixedly arranged on the working table 11 through hexagon bolts), an adjusting device supporting plate 15 is connected with the two connecting plates 28 (the adjusting device supporting plate 15 is fixedly arranged on the connecting plates 28 through hexagon bolts 150 with flanges), the adjusting device supporting plate 15 is provided with a strip-shaped track groove, a square fixed end screw rod support 17 and a square supporting end screw rod support 18 are respectively arranged on the two connecting plates 28 through hexagon socket bolts 180, a trapezoidal screw rod 16 is assembled between the square fixed end screw rod support 17 and the square supporting end screw rod, one end of the trapezoidal screw rod 16 penetrates through the square fixed end screw rod support 17 to be connected with a rotating handle 19, a nut 20 for the trapezoidal screw rod is arranged on the trapezoidal screw rod 16, a nut mounting block 21 is arranged on the nut 20 for the trapezoidal screw rod, and a positioning roller 23 is connected with the nut mounting block 21 through a positioning shaft 22, the positioning roller 23 is positioned in the strip-shaped track groove (a positioning shaft hole is arranged right below the nut mounting block 21, and the positioning shaft 22 is arranged on the positioning shaft hole).

One end of the rocker adjusting pin is arranged on the side surface of the nut mounting block 21 (a threaded hole is formed in the right side surface of the nut mounting block 21, the rocker adjusting pin 24 is mounted in the threaded hole), the other end of the rocker adjusting pin 24 is connected with the bent rod type ball head rod end joint bearing 25, the rocker 26 is connected with the bent rod type ball head rod end joint bearing 25, and the locking screw 27 is hinged to the rocker 26 and connected with the rotary clamping mechanism 70. The rocker 26 is connected to a locking screw 27 via a hinge axis 29.

In the implementation process, the rotary clamping mechanism 70 can rotate around the clamp support 14, when an operator rotates the rotating handle 19, the trapezoidal screw 16 can be driven to rotate, and under the matching of the positioning roller 23 and the strip-shaped track groove, the nut 20 for the trapezoidal screw drives the nut mounting block 21 to perform reciprocating linear motion along the length direction of the trapezoidal screw; due to the mutual matching of the bent rod type ball rod end joint bearing 25, the rocker 26 and the locking screw 27, the rotary clamping mechanism 70 can be driven to deflect around the clamp support 14; meanwhile, due to the adoption of the screw transmission mode, when an operator adjusts the rotary clamping mechanism 70 to a proper angle, the rotary clamping mechanism 70 is not easy to deviate, and the normal operation of repair is ensured.

In the present disclosure, the angle adjusting mechanism 10 further includes a scale 30, and the scale 30 is mounted on the table plate 11 and used for indicating the deflection angle of the rotary clamping mechanism 70. In the present disclosure, the rotary clamping mechanism 70 includes a clamp fixing plate 71, a slew bearing 72, and a clamping chuck 73. A rotary bearing 72 is attached to the surface of the jig fixing plate 71, and a clamp chuck 73 is provided on the rotary bearing 72. The rotary bearing 72 is provided with a rotary locking disc 74, the side surface of the rotary locking disc 74 is provided with a rotary locking base 75, a rotary locking handle 76 is supported on the rotary locking base 75, and the rotary locking handle 76 is connected with the rotary locking disc 74.

In the above implementation, the clamping chuck 73 is used for clamping the button bit, the clamping chuck 73 is provided with a clamping and loosening handle 80, and the clamping and loosening handle 80 is used for opening the clamping chuck 73 so as to place the button bit into the clamping chuck 73 for clamping. The clamp fixing plate 71 is connected to the locking screw 27, the clamp fixing plate 71 is a rectangular steel plate, a circular hole having a diameter of 200mm is formed in the center of the clamp fixing plate 71, and the rotary bearing 72 is installed in the circular hole. By adjusting the swing lock handle 76, locking and loosening of the swing bearing 72 by the swing lock disk 74 can be controlled, thereby adjusting the rotation angle of the clamp chuck 73.

In the present disclosure, the clamp fixing plate 71 is provided with a first fixing seat 77 and a second fixing seat 78, the first fixing seat 77 and the second fixing seat 78 are respectively provided with a rotation shaft 79, and the two rotation shafts 79 are respectively connected with the clamp support 14. In the above implementation process, the first fixing seat 77 and the second fixing seat 78 are respectively provided with a shaft hole, and the rotating shaft 79 is installed in the shaft holes and locked by a pin. An angle snap lock handle 81 is also provided on the upper surface of the first fixed seat 77, and the angle snap lock handle 81 is engageable with the dial 30 to lock the clamp securing plate 71 relative to the dial 30 to determine and secure the rotary clamping mechanism 70 at the current angle.

In the present disclosure, the lifting mechanism 40 includes a lifting fixing frame 41, a side mounting plate 42, and a lifting assembly 43. The elevating fixing frame 41 is fixed to a lower surface of the jig fixing plate 71. The two side mounting plates 42 are disposed on two sides of the lifting fixing frame 41, the bottom supporting plate 44 is slidably disposed between the two side mounting plates 42, the bottom supporting plate 44 is connected to the lifting assembly 43, and the lifting assembly 43 drives the bottom supporting plate 44 to move up and down. The surface of the bottom support plate 44 is provided with a turn disc 45. In the above implementation process, the middle of the bottom support plate 44 is provided with the shaft seat 440, the shaft is mounted in the shaft seat 440, and the upper end of the shaft is provided with the rotary disc 45. The button bit is supported on a turret 45 to ensure that the button bit can be rotated.

When repairing the button bit heads with different specifications, an operator needs to follow the size of the button bit head to control the lifting assembly 43 to adjust the height of the bottom supporting plate 44, so as to ensure that the bottom supporting plate 44 supports the button bit head.

In the disclosure, a slide rail 46 is mounted on the side mounting plate 42, a slide block 47 is mounted on the slide rail 46, and a cushion block 48 is fixed on the slide block 47; a lifting link plate 49 is fixed to the spacer 48, and the lifting link plate 49 is connected and fixed to the bottom support plate 44 by a right-angle fixing member 50.

In the present disclosure, the lifting assembly 43 includes a lifting screw 51, a screw support seat 52 and a screw fixing seat 53, the screw support seat 52 and the screw fixing seat 53 are fixed on the side mounting plate 42, the lifting screw 51 is installed between the screw support seat 52 and the screw fixing seat 53, a lifting nut is installed on the lifting screw 51, and the lifting nut is fixed on the lifting connecting plate 49;

the end of the lifting screw 51 is provided with a lifting handle 54.

In this implementation, the operator controls the elevation of the bottom support plate 44 by twisting the lift handle 54.

Referring to fig. 7 to 9, fig. 7 is a side view of the grinding spindle device 1B; fig. 8 is a sectional view of the grinding spindle device 1B in the present embodiment; fig. 9 is a perspective exploded view of the grinding spindle device 1B in the present embodiment. The grinding spindle unit 1B includes a pneumatic motor assembly 600, a central water intake cooling assembly 700, and a grinding head assembly 800. The central water inlet cooling assembly 700 is provided with a water inlet shaft sleeve 701 and a transmission main shaft 702, the transmission main shaft 702 is rotatably arranged in the water inlet shaft sleeve 701, a water injection channel 703 is formed on the transmission main shaft 702, a water inlet and a water outlet are formed on the water injection channel 703, the water inlet shaft sleeve 701 is provided with a water injection port 704 communicated with the water inlet, the water inlet shaft sleeve 701 is provided with a first seal and a second seal, and the water inlet is positioned between the first seal and the second seal. The water inlet shaft sleeve 701 is connected with the pneumatic motor assembly 600, the pneumatic motor assembly 600 drives the transmission main shaft 702 to rotate, the transmission main shaft 702 is connected with the grinding head assembly 800 and used for driving the grinding head assembly 800 to rotate, and the water outlet of the water injection channel 703 corresponds to the grinding head assembly 800.

The water filling port 704 of the water inlet boss 701 is configured to externally connect a water supply source for supplying water to the grinding head assembly 800 through the water filling passage 703 to cool the grinding head assembly 800.

In the implementation process, the grinding spindle device 1B is applied to the vertical seat type spherical alloy tooth grinding equipment and is used for grinding spherical teeth. The air motor assembly 600 is a power source for grinding, and power provided by the air motor assembly is transmitted to the grinding head assembly 800 through the transmission main shaft 702 of the central water inlet cooling assembly 700, and the grinding head assembly 800 rotates to perform grinding repair on spherical teeth. The grinding head assembly 800 generates friction force with the surface of an object to be machined, so that the surface temperature of the grinding head assembly 800 is quite high, in order to cool the object to be machined and the grinding head assembly 800, the grinding head assembly 800 and the surface of the object to be machined need to be cooled by using cooling liquid, in the technical scheme, the central water inlet cooling assembly 700 has the function of outputting the cooling liquid to the grinding head assembly 800, when the grinding spindle device 1B works, a water inlet 704 of the water inlet shaft sleeve 701 is externally connected with a water source, and due to the existence of the first seal and the second seal, water can also accurately enter the water injection channel 703 in the rotating process of the transmission spindle 702 and is finally sprayed to the grinding head assembly 800 through the water outlet, so that the effect of instantly cooling the grinding head assembly 800 is achieved; meanwhile, since the water injection channel 703 is formed inside the central water inlet cooling assembly 700, the grinding spindle device 1B has a smaller volume, which is beneficial to size control.

In the present disclosure, a main shaft central water inlet groove 705 is formed in a wall surface of the transmission main shaft 702, the main shaft central water inlet groove 705 extends along a radial direction of the transmission main shaft 702 and is annularly arranged on the transmission main shaft 702, and the main shaft central water inlet groove 705 defines a water inlet. A water inlet hole 706 is formed inside the transmission main shaft 702, one end of the water inlet hole 706 is communicated with the main shaft central water inlet groove 705, and the other end of the water inlet extends to the axis of the transmission main shaft 702 along the radial direction of the transmission main shaft 702. The transmission main shaft 702 is formed with a drain hole 707, the drain hole 707 extends along the axis of the transmission main shaft 702 and communicates with the water inlet 706, and the opening of the drain hole 707 defines a water outlet.

In the implementation process, the main shaft central water inlet groove 705 is annularly arranged on the transmission main shaft 702, so that water flow can flow into the grinding head assembly 800 from the main shaft central water inlet groove 705, the water inlet 706 and the water outlet 707, and the cooling effect of the grinding head assembly 800 is ensured.

In this disclosure, two first sealing grooves are formed on the wall surface of the transmission main shaft 702, and the first sealing grooves are annular. The main shaft central water inlet groove 705 is positioned between the two first sealing grooves;

both first sealing grooves are provided with an inner sealing ring 708, and the inner sealing ring 708 is attached to the inner wall of the shaft sleeve. An inner seal 708 above the main shaft central inlet channel 705 defines a first seal and an inner seal 708 below the main shaft central inlet channel 705 defines a second seal. In the process of the implementation, the first sealing grooves are formed above and below the central water inlet groove 705 of the main shaft respectively, and the first sealing and the second sealing can be formed through the inner sealing ring 708, so that water flow can accurately enter the central water inlet groove 705 of the main shaft, and the leakage of the water flow is avoided. It should be noted that, in this embodiment, two first sealing grooves are formed above and below the main shaft central water inlet groove 705 respectively.

In the present disclosure, drive shaft 702 is configured with an upper end bearing 709 and a lower end bearing 710, with upper end bearing 709 being located above the first seal and lower end bearing 710 being located below the second seal. The upper end bearing 709 is an angular contact ball bearing, and the lower end bearing 710 is a tapered roller bearing.

In the implementation process, the angular contact ball bearing can bear radial load and axial load at the same time and can work at a higher rotating speed. The rollers of the tapered roller bearing are in linear contact with the roller paths, so that the tapered roller bearing can bear heavy radial and axial combined loads and can also bear axial loads, the transmission main shaft 702 can be ensured to rotate at high speed in the water inlet shaft sleeve 701 through the angular contact ball bearing and the tapered roller bearing, and the grinding quality is ensured. It should be noted that a bearing snap spring is arranged below the tapered roller bearing, a high-precision bearing seal ring is arranged below the bearing snap spring, a bearing fixing ring is arranged above the angular contact ball bearing, and the high-precision bearing seal ring is arranged above the bearing fixing ring. The sealing performance between the upper end bearing 709 and the transmission main shaft 702 and between the lower end bearing 710 and the transmission main shaft 702 can be ensured through the high-precision bearing sealing rings.

In the present disclosure, the central inlet cooling module 700 further includes a shaft sleeve mounting seat 711, the upper end of the shaft sleeve mounting seat 711 is connected to the pneumatic motor assembly 600 through a bolt, and the lower end of the shaft sleeve mounting seat 711 is connected to the inlet shaft sleeve 701.

In this disclosure, the upper end surface and the lower end surface of the transmission main shaft 702 are respectively formed with a second sealing groove, and the second sealing grooves are annular. The second sealing groove on the upper end face is provided with an upper end face sealing ring 712, and the upper end face sealing ring 712 is in sealing fit with the shaft sleeve mounting seat 711. The second sealing groove at the lower end face is provided with a lower end face sealing ring 713, and the lower end face sealing ring 713 is tightly matched with the lower end bearing end cover 714. In the implementation process, the upper end face sealing ring 712 and the lower end face sealing ring 713 are beneficial to the sealing performance of the central water inlet cooling assembly 700, and water leakage is avoided.

In the present disclosure, the air motor assembly 600 includes an air motor 601, an air motor 601 retaining sleeve 602, a slew bearing 603, and a spindle assembly mount 604. The pneumatic motor 601 fixing sleeve 602 is fixed to the spindle device mounting base 604 through a rotary bearing 603, the pneumatic motor 601 fixing sleeve 602 can rotate relative to the spindle device mounting base 604, and the end face of the pneumatic motor 601 fixing sleeve 602 is provided with a pneumatic motor mounting base 605. The fixing sleeve 602 of the pneumatic motor 601 is formed with a through hole, the pneumatic motor 601 is mounted in the through hole and connected with the transmission main shaft 702, and the sleeve mounting seat 711 is fixed on the pneumatic motor mounting seat 605.

In the implementation process, a boss is arranged at the upper end of the outer circle of the fixed sleeve 602 of the pneumatic motor 601, the slewing bearing 603 is arranged on the boss, the inner ring of the slewing bearing 603 is fixed on the boss of the outer circle of the fixed sleeve 602 of the pneumatic motor 601 through a locking bolt, the outer ring of the slewing bearing 603 is fixed on the main shaft device mounting seat 604 through a bolt, the main shaft device mounting seat 604 is configured to be mounted and fixed on a lifting device, and in one implementation mode, the main shaft device mounting seat 604 is adjustably arranged on the eccentric main shaft device 1C of the vertical seat type spherical alloy tooth grinding equipment. In one embodiment, the upper end of drive shaft 702 is connected to the output shaft of air motor 601 by threads. The operator actuates the pneumatic motor 601 to operate, so that the transmission main shaft 702 rotates the grinding head assembly 800. In the present disclosure, grater assembly 800 includes water shield 801, quick plug 802, and grater 803. Water shield 801 is mounted to lower end bearing cap 714, quick connector 802 is located within water shield 801 and is connected to drive spindle 702, and quick connector 802 is quick-release connected to grinding head 803.

In the implementation process, the water retaining cover 801 can effectively prevent the cooling liquid from splashing everywhere, and potential safety hazards are reduced. An operator can quickly mount or dismount the grinding head 803 through the quick plug 802 to improve the grinding efficiency.

Please refer to fig. 10-12. Fig. 10 is a perspective view of the eccentric spindle device 1C; fig. 11 is a front view of the eccentric main shaft device 1C in the present embodiment; fig. 12 is a perspective exploded view of the eccentric spindle device 1C according to the present embodiment.

The eccentric spindle device 1C includes a fixing plate 100, a speed-adjusting motor 200, a control module 300, and an eccentric spindle mechanism 400. The speed regulating motor 200 and the control module 300 are arranged on the fixing plate 100, and the control module 300 is electrically connected with the speed regulating motor 200 and used for controlling the speed regulating motor 200;

the adjustable speed motor 200 is connected with the eccentric spindle mechanism 400, the eccentric spindle mechanism 400 is eccentrically provided with the mounting bracket 500, and the adjustable speed motor 200 is configured to drive the mounting bracket 500 to perform eccentric motion through the eccentric spindle mechanism 400. The mounting bracket 500 is formed with an arc-shaped mounting hole 501 for position-adjustable connection with the grinding spindle unit 1B.

In the implementation process, the eccentric main shaft device 1C is used for being connected with the grinding main shaft device 1B so as to grind the button bit. An operator fixes the grinding spindle device 1B to the adaptive position of the arc-shaped mounting hole 501 through bolts according to requirements so as to adapt to spherical teeth with different angles. The control module 300 is controlled to control the on-off and steering of the speed regulating motor 200, so that the eccentric motion of the mounting frame 500 can be controlled, namely the attitude of the grinding spindle device 1B is controlled, and the automatic repair of the button bit is realized; meanwhile, the positions of the grinding spindle device 1B and the mounting frame 500 are adjustable, so that the eccentric spindle device 1C can polish spherical teeth with different angles.

In the present disclosure, eccentric spindle mechanism 400 includes a rotating spindle 401, an eccentric shaft bearing holder 402, and a bearing 403. Eccentric shaft bearing holder 402 is fixed to fixing plate 100, and bearing 403 is disposed on eccentric shaft bearing holder 402. The rotary main shaft 401 is connected with an output shaft of the adjustable speed motor 200, and the rotary main shaft 401 is supported in a bearing 403 and connected with the mounting bracket 500.

In the above implementation process, the eccentric spindle mechanism 400 includes a rotating spindle 401, an eccentric shaft bearing holder 402, and a bearing 403. The rotating main shaft 401 is connected with an output shaft of the speed regulating motor 200 through a shaft sleeve, and power output by the speed regulating motor 200 can be effectively transmitted to the mounting frame 500 through the matching of the rotating main shaft 401 and the bearing 403, so that the grinding main shaft device 1B can be stably driven to do eccentric circular motion, the axial movement is avoided, and the safety of spherical tooth repair is ensured.

In the present disclosure, the eccentric shaft bearing holder 402 is configured with two precision lock nuts 404, two O-rings 405, and two TC framework oil seals 406. A precision lock nut 404, an O-ring 405 and a TC framework oil seal 406 are respectively provided above and below the bearing 403. An eccentric shaft bearing gland 407 is fixed below the eccentric shaft bearing fixing base 402.

In the implementation process, the precision locking nuts 404, the O-rings 405 and the TC framework oil seals 406 are arranged above and below the bearing 403, so that the stability and the sealing performance of the bearing 403 can be effectively ensured, and the rotating main shaft 401 can safely and stably rotate.

In the present disclosure, the mounting bracket 500 includes an eccentric fixing plate 502 and two eccentric side plates 503, the two eccentric side plates 503 are respectively fixed to two opposite sides of the eccentric fixing plate 502, and the two eccentric side plates 503 are each formed with an arc-shaped mounting hole 501. The eccentric fixing plate 502 is eccentrically connected to the rotary spindle 401.

In the implementation process, the grinding spindle device 1B is installed between the two eccentric side plates 503, and the eccentric angle of the grinding spindle device 1B relative to the eccentric spindle device 1C can be adjusted by adjusting the position of the bolt in the arc-shaped installation hole 501, so that the grinding spindle device is suitable for different spherical tooth drill bits.

In the present disclosure, the adjustable speed motor 200 is configured with a motor mounting seat 201, the motor mounting seat 201 is fixed on the front surface of the fixing plate 100, and the adjustable speed motor 200 is fixed on the motor mounting seat 201;

the fixing plate 100 is provided with a fixing plate 100 connecting plate 202 on the back surface of the fixing plate 100, and the fixing plate 100 connecting plate 202 is used for connecting with the supporting device 1F.

In the implementation process, the adjustable-speed motor 200 can be stably mounted on the fixing plate 100 through the motor mounting seat 201, so that the adjustable-speed motor 200 is ensured to stably transmit power. The connecting plate 202 is connected with the supporting device 1F through the fixing plate 100, and the supporting device 1F can drive the whole eccentric spindle device 1C to do lifting motion, so that the grinding work of the button bit is facilitated. It should be noted that the adjustable speed motor 200 may be a medium-large 5IK120RGU-CF motor, which may be mounted and fixed on the motor mounting base 201 by an inner hexagonal cylindrical screw 203.

In the present disclosure, the control module 300 includes a control panel 301, a motor cover 302, and a handle 303. The motor cover 302 is fixed on the fixing plate 100, and the speed regulating motor 200 is positioned in the motor cover 302;

the control panel 301 is disposed on the front surface of the motor cover 302, and the control panel 301 is electrically connected to the adjustable speed motor 200. The two handles 303 are respectively provided on both sides of the motor cover 302.

In the implementation process, the motor cover 302 can effectively protect the speed-adjusting motor 200, and plays a role in supporting the control panel 301. The operator can hold the handle 303 to control the entire eccentric spindle device 1C. An operator can switch on and control the speed regulating motor 200 by operating the control panel 301. In the present disclosure, the control panel 301 is configured with a power indicator 304, a digital display delay relay 305, a first start-stop button 306, a selection switch 307, and an emergency stop button 308. In the implementation process, the power indicator 304, the digital display delay relay 305, the first start-stop button 306, the selection switch 307 and the emergency stop button 308 are used for displaying the working state of the speed regulating motor 200 and controlling the speed regulating motor 200.

In the present disclosure, the handle 303 is provided with a second start-stop button 309, and the second start-stop button 309 is connected to the control panel 301. In the implementation process, an operator controls the work of debugging the motor through the second start-stop button 309 on the handle 303, so that the operator can conveniently and safely regulate and control the speed-regulating motor 200.

Referring back to fig. 2, the supporting device 1F includes a supporting column 1100, a left and right rotating arm 1101, and an up and down telescopic arm 1102. The supporting upright column 1100 is fixed to the frame 1E, the left and right rotating arms 1101 are arranged on the supporting upright column 1100 and connected with the upper and lower telescopic arms 1102, the left and right rotating arms drive the upper and lower telescopic arms to move left and right, and the upper and lower telescopic arms are connected with the eccentric spindle device 1C and used for driving the eccentric spindle device 1C to lift.

It should be noted that a first rotating shaft is installed on the supporting column 1100, the left and right rotating arms 1101 are installed on the first rotating shaft, a second rotating shaft is installed on the left and right rotating arms 1101, the upper and lower telescopic arms 1102 are installed on the second rotating shaft, and the hydraulic stay 1103 is installed on the upper and lower telescopic arms, so as to ensure the stability of the upper and lower telescopic arms through the hydraulic stay 1103.

Referring to fig. 13, the cooling circulation device 1D includes a cooling circulation pump 1000 and a cooling water tank 1001, and the cooling circulation pump 1000 is mounted on the cooling water tank 1001.

Cooling water tank 1001 is located the below of water collector 13, and water collector 13 passes through the pipeline intercommunication with cooling water tank, is equipped with the one-level filtering pond 1002 and the second grade filtering pond 1003 that connect gradually in the cooling water tank 1001, and water collector 13 passes through the pipeline and is connected with one-level filtering pond 1002, and the cooling circulating pump is installed in the top of second grade filtering pond 1003 for carry the central cooling module that intakes to grinding spindle unit 1B with the water in the second grade filtering pond.

It should be noted that the electronic control system 1G includes a power module 1200, a relay module 1201 and a terminal module 1202; the power module 1200, the relay module 1201, and the connection terminal module 1202 are connected in sequence, and are configured to supply power to the grinding spindle device 1B, the eccentric spindle device 1C, the cooling cycle device 1D, and the support device 1F. Note that a speed adjusting module is mounted on a side surface of the power module 1200. The power module 1200 includes a short-circuit device, a switching power supply and a fuse, the short-circuit device is 2P16A type, and the speed-regulating module is a medium-large speed regulator, and the type is US 22-1. The relay module 23 includes an intermediate relay and a time relay.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A vertical seat type spherical alloy tooth grinding device is characterized by comprising a spherical alloy tooth clamping device, a grinding main shaft device, an eccentric main shaft device, a cooling circulating device, a rack, a supporting device and an electric control system;

the eccentric spindle device is mounted on the supporting device, the supporting device is configured to drive the eccentric spindle to move, the grinding spindle device is connected with the eccentric spindle device, the eccentric spindle device is configured to drive the grinding spindle device to do eccentric circular motion, and the eccentric spindle device is used for grinding and repairing a spherical tooth bit in the spherical alloy tooth clamping device;

2. The vertical seat type ball-type alloy tooth grinding equipment according to claim 1,

the spherical alloy tooth clamping device comprises an angle adjusting mechanism, a lifting mechanism and a rotary clamping mechanism; the rotary clamping mechanism is configured to clamp the button bit and may drive the button bit to rotate; the rotary clamping mechanism is connected with the angle adjusting mechanism, and the angle adjusting mechanism is configured to adjust the angle of the rotary clamping mechanism relative to the horizontal plane;

the rotary clamping mechanism is connected with the lifting mechanism, the lifting mechanism is provided with a bottom supporting plate, and the bottom supporting plate is configured to be adjustable in height and is used for adapting to spherical tooth drill bits of different specifications.

3. The vertical seat type ball-type alloy tooth grinding equipment according to claim 2,

the angle adjusting mechanism comprises a working table plate and an adjusting assembly; the rotary clamping mechanism is rotatably connected with the working table plate; the adjusting assembly is connected with the rotary clamping mechanism and is used for adjusting the inclination angle of the rotary clamping mechanism relative to the working bedplate;

the middle part position of work platen is formed with the mounting groove, the mounting groove is equipped with the water collector, rotatory clamping mechanism is located in the water collector.

4. The vertical seat type ball-type alloy tooth grinding equipment according to claim 3,

the working table plate is provided with two clamp supports which are respectively arranged at two sides of the working table plate, and the rotary clamping mechanism is arranged between the two clamp supports and is rotatably matched with the clamp supports;

the adjusting assembly comprises an adjusting device supporting plate, a trapezoidal screw, a square fixed end screw support, a square support end screw support, a rotating handle, a nut for the trapezoidal screw, a nut mounting block, a positioning shaft, a positioning roller, a rocker adjusting pin, a bent rod type ball head rod end joint bearing, a rocker, a locking screw and two connecting plates;

the two connecting plates are arranged on the lower surface of the working table plate at intervals, the adjusting device supporting plate is connected with the two connecting plates, a strip-shaped track groove is formed in the adjusting device supporting plate, the square fixed end screw rod support and the square supporting end screw rod support are respectively arranged on the two connecting plates, the trapezoidal screw rod is assembled between the square fixed end screw rod support and the square supporting end screw rod, one end of the trapezoidal screw rod penetrates through the square fixed end screw rod support and is connected with the rotating handle, a nut for the trapezoidal screw rod is arranged on the trapezoidal screw rod, the nut mounting block is arranged on the nut for the trapezoidal screw rod, the positioning roller wheel is connected with the nut mounting block through the positioning shaft, and the positioning roller wheel is positioned in the strip-shaped track groove;

one end of the rocker adjusting pin is arranged on the side surface of the nut mounting block, the other end of the rocker adjusting pin is connected with the bent rod type ball head rod end joint bearing, the rocker is connected with the bent rod type ball head rod end joint bearing, and the locking screw is hinged to the rocker and connected with the rotary clamping mechanism;

the rotary clamping mechanism comprises a clamp fixing plate, a rotary bearing and a clamping chuck;

the rotary bearing is arranged on the surface of the clamp fixing plate, and the clamping chuck is arranged on the rotary bearing;

the rotary bearing is provided with a rotary locking disc, a rotary locking seat is mounted on the side face of the rotary locking disc, a rotary locking handle is supported on the rotary locking seat, and the rotary locking handle is connected with the rotary locking disc.

5. The vertical seat type ball-type alloy tooth grinding equipment according to claim 4,

the grinding spindle device further comprises a pneumatic motor assembly; the central water inlet cooling assembly is provided with a water inlet shaft sleeve and a transmission main shaft, the transmission main shaft is rotatably arranged in the water inlet shaft sleeve, a water injection channel is formed on the transmission main shaft, a water inlet and a water outlet are formed on the water injection channel, the water inlet shaft sleeve is provided with a water injection port communicated with the water inlet, the water inlet shaft sleeve is provided with a first seal and a second seal, and the water inlet is positioned between the first seal and the second seal; the water inlet shaft sleeve is connected with the pneumatic motor assembly, the pneumatic motor assembly drives the transmission main shaft to rotate, the transmission main shaft is connected with the grinding head assembly and used for driving the grinding head assembly to rotate, and a water outlet of the water injection channel corresponds to the grinding head assembly; and a water filling port of the water inlet shaft sleeve is configured to be connected with a cooling circulation device, and water is supplied to the grinding head assembly through the water filling channel so as to cool the grinding head assembly.

6. The vertical seat type ball-type alloy tooth grinding equipment according to claim 5,

a main shaft central water inlet groove is formed in the wall surface of the transmission main shaft, extends along the radial direction of the transmission main shaft and is annularly arranged on the transmission main shaft, and the main shaft central water inlet groove limits the water inlet;

a water inlet hole is formed in the transmission main shaft, one end of the water inlet hole is communicated with the main shaft central water inlet groove, and the other end of the water inlet hole extends to the axis of the transmission main shaft along the radial direction of the transmission main shaft;

the transmission main shaft is provided with a drain hole, the drain hole extends along the axis of the transmission main shaft and is communicated with the water inlet hole, and the opening of the drain hole defines the water outlet.

7. The vertical seat type ball-type alloy tooth grinding equipment according to claim 6,

the eccentric spindle device comprises a fixing plate, a speed regulating motor, a control module and an eccentric spindle mechanism;

the speed regulating motor and the control module are arranged on the fixing plate, and the control module is electrically connected with the speed regulating motor and used for controlling the speed regulating motor;

the speed regulating motor is connected with the eccentric spindle mechanism, the eccentric spindle mechanism is eccentrically provided with a mounting rack, and the speed regulating motor is configured to drive the mounting rack to do eccentric motion through the eccentric spindle mechanism;

the mounting frame is provided with an arc-shaped mounting hole for being connected with the grinding spindle device in a position-adjustable manner.

8. The vertical seat type ball-type alloy tooth grinding equipment according to claim 7,

the supporting device comprises a supporting upright post, a left rotating arm, a right rotating arm and an upper telescopic arm and a lower telescopic arm;

the support column is fixed in the frame, the left and right rotating arms are arranged on the support column and connected with the upper and lower telescopic arms, the left and right rotating arms drive the upper and lower telescopic arms to move left and right, and the upper and lower telescopic arms are connected with the eccentric spindle device and used for driving the eccentric spindle device to lift.

9. The vertical seat type ball-type alloy tooth grinding equipment according to claim 8,

the cooling circulating device comprises a cooling circulating pump and a cooling water tank, and the cooling circulating pump is arranged on the cooling water tank;

the cooling water tank is located below the water receiving disc, the water receiving disc is communicated with the cooling water tank through a pipeline, a first-stage filtering pool and a second-stage filtering pool which are connected in sequence are arranged in the cooling water tank, the water receiving disc is connected with the first-stage filtering pool through a pipeline, and the cooling circulating pump is installed above the second-stage filtering pool and used for conveying water in the second-stage filtering pool to the central water inlet cooling assembly of the grinding spindle device.

10. The vertical seat type ball-type alloy tooth grinding equipment according to claim 9,

the electric control system comprises a power supply module, a relay module and a wiring terminal module; the power module, the relay module and the wiring terminal module are sequentially connected and used for supplying power to the grinding spindle device, the eccentric spindle device, the cooling circulation device and the supporting device.