CN113334030B - Machining method of hard alloy teeth of mining drill bit - Google Patents
Machining method of hard alloy teeth of mining drill bit Download PDFInfo
- Publication number
- CN113334030B CN113334030B CN202110632088.9A CN202110632088A CN113334030B CN 113334030 B CN113334030 B CN 113334030B CN 202110632088 A CN202110632088 A CN 202110632088A CN 113334030 B CN113334030 B CN 113334030B
- Authority
- CN
- China
- Prior art keywords
- drill bit
- sliding
- polishing
- plate
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
Abstract
The invention relates to a machining method of hard alloy teeth of a mining drill bit, which comprises a bottom plate, a placing device, a grinding device and a polishing device, wherein the placing device is installed at the upper end of the bottom plate, the grinding device is installed at the upper end of the placing device, and the polishing device is arranged behind the grinding device. The invention can solve the problems that the prior equipment only can polish and polish a specific cambered surface when polishing and polishing the hard alloy teeth of the drill bit, cannot correspondingly adjust the radian of the cambered surface of the alloy teeth of the drill bit and the inclination angle of the cambered surface, and easily generates a gap between the equipment and the cambered surface, thereby reducing the applicability of the equipment.
Description
Technical Field
The invention relates to the technical field of mine drilling, in particular to a method for processing hard alloy teeth of a mining drill bit.
Background
In the coal mine drilling process, a drill bit is a main tool for breaking rocks, a well hole is formed by breaking the rocks through the drill bit, hard alloy teeth of the drill bit are the key of drilling, the drill bit is a main component of drilling equipment, specifications and shapes of the drill bit are different according to different working environments and regional environments, the drill bit is reasonably and scientifically selected according to specific needs and specific design schemes during coal drilling, and the hard alloy teeth of the drill bit are required to be ground and polished before being used.
At present, when the existing equipment is used for polishing and grinding the hard alloy teeth of the drill bit, the following defects generally exist: 1. the existing equipment can only grind and polish specific cambered surfaces generally, can not be correspondingly adjusted according to the radian of the cambered surfaces of the alloy teeth of the drill bit and the inclination angle of the cambered surfaces, and gaps are easy to appear between the equipment and the cambered surfaces, so that the applicability of the equipment is reduced; 2. the existing equipment can only grind and polish the surface or the cambered surface of the drill bit alone, cannot grind and polish the surface and the cambered surface of the drill bit simultaneously, and cannot carry out quick edge change after grinding and polishing of one side of the drill bit, so that the grinding and polishing speed of the surface of the drill bit is reduced.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the prior equipment only can polish and polish a specific cambered surface when polishing and polishing the hard alloy teeth of the drill bit, cannot correspondingly adjust the radian of the cambered surface of the alloy teeth of the drill bit and the inclination angle of the cambered surface, and gaps are easy to appear between the equipment and the cambered surface, thereby reducing the applicability of the equipment.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the processing method of the hard alloy tooth of the mining drill bit uses processing equipment of the hard alloy tooth of the mining drill bit, the processing equipment of the hard alloy tooth of the mining drill bit comprises a bottom plate, a placing device, a grinding device and a polishing device, and the specific method for processing the hard alloy tooth of the mining drill bit by the processing equipment of the hard alloy tooth of the mining drill bit is as follows:
s1, forming a drill bit: cutting and forming the drill bit in a mechanical auxiliary mode;
s2, mounting a drill bit: manually placing the drill formed in the step S1 on a placing device;
s3, grinding and polishing: manually starting a grinding device and a polishing device, and polishing the surface of the alloy tooth of the drill bit by the grinding device and the polishing device;
s4, storage and warehousing: the polished drill bits were manually inspected and collected centrally.
A placing device is installed at the upper end of the bottom plate, a grinding device is installed at the upper end of the placing device, a polishing device is arranged behind the grinding device, and the polishing device is in sliding fit with the placing device.
The polishing device comprises a supporting plate, a sliding block, a rotating pipe, a clamping sleeve, a rotating frame, a rotating rod, a driving motor, a cam and a polishing mechanism, wherein the supporting plate is symmetrically arranged at the upper end of the placing device in the left-right direction, a sliding hole is formed in the middle of the supporting plate, the sliding block is connected in the sliding hole in a sliding manner, the rotating pipe is connected in the middle of the sliding block in a rotating manner, the clamping sleeve is connected on the outer surface of the rotating pipe in a sliding manner, the rotating frame is fixedly connected between the rotating pipes, the side wall of the rotating frame is connected with the rotating rod in a penetrating and rotating manner through a bearing, the right end of the rotating rod is fixedly connected with an output shaft of the driving motor, the driving motor is fixedly connected with the rotating pipe on the right side through a motor base, the outer surface of the rotating rod is uniformly provided with a plurality of cams, the upper end of each cam is slidably connected with the polishing mechanism, and the upper wall of the rotating frame is slidably connected with the upper wall of the rotating frame, and when the polishing device works, firstly, according to the radian of alloy teeth of a drill bit, manually regulated grinding machanism's radian, ensure that grinding machanism and drill bit alloy tooth cambered surface are hugged closely, thereby the suitability of equipment has been improved, afterwards, according to the inclination of drill bit alloy tooth, the manual work rotates the swivel mount, the swivel mount drives grinding machanism and carries out the rotation of inclining, the manual work is with joint cover and sliding block cooperation, thereby the swivel mount carries out spacingly, and finally, remove the sliding block, the sliding block drives the swivel mount through rotatory pipe and removes, the swivel mount drives grinding machanism and removes to drill bit alloy tooth cambered surface department, artifical start-up driving motor, driving motor drives the cam through the rotary rod and rotates, the cam drives grinding machanism and reciprocates to polish to drill bit alloy tooth cambered surface.
The polishing mechanism comprises a jacking rod, an adjusting screw rod, a thread circular plate, a linkage rod and an arc-shaped elastic plate, wherein the upper wall of the rotating frame is connected with the jacking rod in a penetrating and sliding manner, the lower end of the jacking rod is connected with a cam in a sliding manner through a connecting block, the thread near the upper end inside the jacking rod is connected with the adjusting screw rod in a penetrating and sliding manner, the thread circular plate is fixedly connected with the rear end of the jacking rod near the upper side through a supporting rod, the thread circular plate is in thread fit with the adjusting screw rod, the linkage rod is symmetrically connected to the outer side of the thread circular plate in the left-right direction through a pin shaft, the outer end of the linkage rod is connected with the arc-shaped elastic plate through a pin shaft, the middle part of the front end of the arc-shaped elastic plate is connected with the adjusting screw rod through a bearing, when the polishing mechanism works, according to the radian of alloy teeth of a drill bit, the adjusting screw rod drives the arc-shaped elastic plate to carry out radian adjustment, the linkage rod plays a role of supporting and limiting the arc-shaped elastic plate, thereby avoiding the phenomenon of deformation when the arc-shaped elastic plate is polished, the polishing efficiency is ensured, and the polishing effect is improved.
Preferably, the placing device comprises a U-shaped frame, a placing barrel, a plurality of placing barrels, a regulating rack, a limiting rod, a clamping mechanism and a pressing mechanism, wherein the U-shaped frame is installed at the upper end of the bottom plate, the upper wall of the U-shaped frame is uniformly provided with the plurality of placing barrels through bearings, the outer surface of the placing barrel is uniformly provided with a plurality of gear teeth close to the lower side, the regulating rack is arranged in front of the placing barrel, the regulating rack is in penetrating sliding connection with the side wall of the U-shaped frame and is meshed with the gear teeth, the upper end of the regulating rack is uniformly provided with a plurality of limiting holes close to the left side, the right end of the U-shaped frame is in sliding connection with the limiting rod through an auxiliary plate, the limiting rod is in sliding fit with the limiting holes, the clamping mechanism is in penetrating sliding connection with the side wall of the placing barrel in a bilateral symmetry manner, the pressing mechanism is arranged above the clamping mechanism and is in threaded connection with the upper wall of the U-shaped frame, during specific work, firstly, a plurality of drill bits are placed in the placing barrel in a manual mode, afterwards, the manual work rotates pushing mechanism, pushing mechanism presss from both sides tightly spacingly through clamping mechanism to the drill bit, avoid the drill bit to appear the phenomenon of rocking when polishing, thereby the effect of drill bit burnishing and polishing has been improved, and simultaneously, polish to a plurality of drill bits, the efficiency of drill bit burnishing and polishing has been improved, and finally, after the drill bit one side is polished, artifical slip adjusting rack, adjusting rack drives and places a section of thick bamboo and carry out the angle rotation, and carry on spacingly through the gag lever post, realize the function of changing sides, thereby the operating procedure of drill bit change of sides has been reduced, the efficiency of polishing has been improved.
Preferably, the polishing device comprises a sliding plate, a positioning rod, a reciprocating rack, an electric push rod, an arc rack and a polishing plate, the upper end of the U-shaped frame is connected with the sliding plate in a sliding manner, the rear end of the sliding plate is connected with the positioning rod in a penetrating and sliding manner through a square plate, the positioning rod is in sliding fit with the upper end of the U-shaped frame, the reciprocating rack is connected above the sliding plate in a sliding manner, the electric push rod is fixedly connected with the sliding plate at the left end of the reciprocating rack, the electric push rod is fixedly connected with the sliding plate through a mounting plate, the front end of the reciprocating rack is uniformly meshed with a plurality of arc racks, the lower end of the arc rack is in sliding fit with the upper end of the U-shaped frame, the polishing plate is mounted at the upper end of the arc rack through a connecting column, polishing sand paper is pasted at the lower end of the polishing plate, when the polishing device works, after a drill bit is placed in a placing cylinder, the sliding plate is manually pushed, the sliding plate is limited by the positioning rod, meanwhile, the arc rack is driven by the reciprocating rack to slide plate to slide, thereby drive the polishing board and hug closely with the drill bit surface, later, artifical reciprocal start electric putter, electric putter drives the arc rack through reciprocal rack and carries out reciprocating motion, and the arc rack drives the polishing board and polishes to the drill bit surface to the realization is to the function of drill bit surface burnishing and polishing.
Preferably, clamping mechanism include clamping bar, arc and reset spring, clamping bar with place a section of thick bamboo lateral wall and run through sliding connection, the arc is installed to clamping bar the inner, the clamping bar outer end rotates and is connected with the ball, clamping bar surface mounting has the circular slab, the circular slab the inner and place a fixedly connected with reset spring between the section of thick bamboo lateral wall, concrete during operation, place back in placing a section of thick bamboo at the drill bit, artifical rotation pushing mechanism, pushing mechanism extrudees the ball, the ball drives the arc through clamping bar and presss from both sides tightly spacingly to the drill bit to the stability of drill bit burnishing and polishing has been improved.
Preferably, the pushing mechanism include pushing screw rod, holding down plate, telescopic link and lower clamping ring, pushing screw rod and U type frame upper wall screw thread through connection down, the pushing screw rod lower extreme is connected with the holding down plate through the bearing, fixedly connected with telescopic link between holding down plate upper end and the U type frame, a plurality of holding down rings are evenly installed to holding down plate inside, holding down ring lower extreme integrated into one piece has the horn form opening, concrete during operation, place back in placing the section of thick bamboo at the drill bit, the manual work rotates the pushing screw rod down, the pushing screw rod moves the holding down ring through the holding down plate and extrudees the ball, the ball drives the arc through the clamping bar and presss from both sides tightly spacing to the drill bit to the stability of drill bit burnishing and polishing has been improved.
Preferably, sliding block middle part seted up the round hole, round hole and rotatory pipe normal running fit, the round hole pore wall is close to the outer end and evenly is provided with a plurality of triangular grooves, triangular groove and joint cover normal running fit, it is connected with feed screw through the bearing to be located left sliding block front end, feed screw and backup pad screw thread through connection, concrete during operation, according to the inclination of drill bit alloy tooth, the artifical revolving frame that rotates, revolving frame drives grinding machanism and carries out the rotation of inclining, the artifical triangular groove cooperation with joint cover and sliding block on, thereby spacing the revolving frame, afterwards, the artifical feed screw that rotates, feed screw drives the sliding block and removes and spacing.
Preferably, the joint cover be round tube type structure, a plurality of three triangle teeth are evenly installed to joint cover surface circumference, three triangle teeth and three angular groove sliding fit, specific during operation, according to the inclination of drill bit alloy tooth, the manual work rotates the revolving frame, the revolving frame drives grinding machanism and carries out the rotation of inclining, the manual work is with the three triangle tooth on the joint cover and the three angular groove cooperation on the sliding block to the revolving frame carries on spacingly.
Preferably, U type frame upper wall evenly seted up a plurality of sliding trays, the arc wall has been seted up to the sliding tray front end, arc wall and sliding tray and arc rack sliding fit, U type frame upper wall is close to the right side and evenly has seted up the locating hole, locating hole and locating lever sliding fit, concrete during operation, place a section of thick bamboo back at the drill bit, the manual work promotes the sliding plate, the sliding plate drives arc rack through reciprocal rack and slides, thereby it hugs closely with the drill bit surface to drive the polishing plate, the effect of polishing has been ensured, locating hole and locating lever 42 sliding fit, the function of realizing fixing a position sliding plate 41.
Preferably, arc elastic plate rear end laid and polished the area, the band-pass of polishing is through locking screw and arc elastic plate fixed connection, concrete during operation, artifical start driving motor, driving motor drives the cam through the rotary rod and rotates, the cam drives arc elastic plate through driving the lifting rod and reciprocates, arc elastic plate polishes the processing through the band of polishing to drill bit alloy tooth cambered surface department, after polishing the area and polish a period, the manual work is changed the processing to the band of polishing.
(III) advantageous effects
1. According to the processing method of the hard alloy tooth of the mining drill bit, the adopted polishing device can be correspondingly adjusted according to the radian of the arc surface of the alloy tooth of the drill bit and the inclination angle of the arc surface, so that the equipment is ensured to be attached to the arc surface of the alloy tooth of the drill bit, the polishing efficiency of the arc surface of the alloy tooth of the drill bit is improved, and the flexibility and the applicability of the equipment are improved;
2. according to the machining method of the hard alloy teeth of the mining drill bit, the adopted grinding device is matched with the polishing device, the grinding and polishing treatment can be simultaneously carried out on the surface and the cambered surface of the drill bit, and the edge can be quickly changed after one side of the drill bit is ground and polished, so that the grinding and polishing speed of the surface of the drill bit is increased;
3. the processing method of the hard alloy teeth of the mining drill bit can realize simultaneous grinding and polishing treatment on the surfaces of a plurality of drill bits, thereby improving the grinding and polishing efficiency of the hard alloy teeth of the drill bits.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a perspective view of the structure of the present invention (from front to back);
FIG. 3 is a perspective view of the structure of the present invention (from the back to the front);
FIG. 4 is a front view of the present invention;
FIG. 5 is a cross-sectional view of the present invention;
FIG. 6 is a cross-sectional view A-A of FIG. 4 in accordance with the present invention;
FIG. 7 is an enlarged view of the invention taken in the direction of N in FIG. 5;
FIG. 8 is a schematic sectional view showing the structure of a rotary pipe and a clamping sleeve according to the present invention;
FIG. 9 is a schematic illustration of the construction of the grinding mechanism of the present invention;
fig. 10 is a schematic view of the working state of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 10, in order to achieve the above object, the following technical solutions are adopted in the present invention, and a machining method for a cemented carbide tooth of a mining drill bit uses a machining apparatus for a cemented carbide tooth of a mining drill bit, the machining apparatus for a cemented carbide tooth of a mining drill bit includes a bottom plate 1, a placing device 2, a grinding device 3 and a polishing device 4, and a specific method for machining a cemented carbide tooth of a mining drill bit by using the machining apparatus for a cemented carbide tooth of a mining drill bit is as follows:
s1, forming a drill bit: cutting and forming the drill bit in a mechanical auxiliary mode;
s2, mounting a drill bit: manually placing a plurality of drill bits formed in the step S1 in the placing cylinder 22, then manually rotating the pressing screw 261, wherein the pressing screw 261 drives the pressing ring 264 to extrude the balls through the pressing plate 262, and the balls drive the arc-shaped plate 252 to clamp and limit the drill bits through the clamping rod 251;
s3, grinding and polishing: firstly, according to the radian of the alloy teeth of the drill bit, manually rotating an adjusting screw 392, the adjusting screw 392 driving an arc-shaped elastic plate 395 to adjust the radian, then, according to the inclination angle of the alloy teeth of the drill bit, manually rotating a rotating frame 35, the rotating frame 35 driving the arc-shaped elastic plate 395 to adjust the angle through a lifting rod 391, manually matching a clamping sleeve 34 with a triangular groove on a sliding block 32 to limit the rotating frame 35, manually rotating a feed screw, the feed screw driving the rotating frame 35 to move to the arc surface of the alloy teeth of the drill bit through the sliding block 32, the arc-shaped elastic plate 395 clinging to the arc surface of the alloy teeth of the drill bit, manually starting a driving motor 37, the driving motor 37 driving a cam 38 to rotate through the rotating rod 36, the cam 38 driving the arc-shaped elastic plate 395 to reciprocate through driving the lifting rod 391, the arc-shaped elastic plate 395 polishing the arc surface of the alloy teeth of the drill bit through a polishing belt, and simultaneously, manually pushing the sliding plate 41, driving the arc-shaped rack 45 to slide by the sliding plate 41 through the reciprocating rack 43, driving the polishing plate 46 to be attached to the surface of the drill bit, positioning the drill bit by the positioning rod 42, manually starting the electric push rod 44 in a reciprocating manner, driving the arc-shaped rack 45 to reciprocate by the electric push rod 44 through the reciprocating rack 43, and polishing and grinding the surface of the drill bit by the arc-shaped rack 45 through the polishing plate 46;
s4, storage and warehousing: the polished drill bits were manually inspected and collected centrally.
The placing device 2 comprises a U-shaped frame 21, a placing barrel 22, an adjusting rack 23, a limiting rod 24, a clamping mechanism 25 and a pressing mechanism 26, wherein the U-shaped frame 21 is installed at the upper end of the bottom plate 1, a plurality of placing barrels 22 are evenly installed on the upper wall of the U-shaped frame 21 through bearings, a plurality of gear teeth are evenly installed on the outer surface of each placing barrel 22 close to the lower side, the adjusting rack 23 is arranged in front of each placing barrel 22, the adjusting rack 23 is connected with the side wall of the U-shaped frame 21 in a penetrating and sliding manner, the adjusting rack 23 is meshed with the gear teeth, a plurality of limiting holes are evenly formed in the upper end of each adjusting rack 23 close to the left side, the right end of each U-shaped frame 21 is connected with the limiting rod 24 in a sliding manner through an auxiliary plate, the limiting rods 24 are in sliding fit with the limiting holes, the clamping mechanisms 25 are symmetrically connected with the side wall of each placing barrel 22 in a penetrating and sliding manner in a penetrating manner, the pressing mechanisms 26 are arranged above the clamping mechanisms 25, and the pressing mechanisms 26 are in threaded connection with the upper wall of the U-shaped frame 21, specific during operation, at first, place a plurality of drill bits in placing a section of thick bamboo 22 through artificial mode, afterwards, artifical rotation pushing mechanism 26, pushing mechanism 26 presss from both sides tight spacingly through clamping mechanism 25 to the drill bit, avoid the drill bit phenomenon that rocks when polishing to appear, thereby the effect of drill bit burnishing and polishing has been improved, and simultaneously, polish to a plurality of drill bits, the efficiency of drill bit burnishing and polishing has been improved, and finally, after the drill bit one side is polished, artifical slip adjustment rack 23, adjust rack 23 and drive and place a section of thick bamboo 22 and carry out angle rotation, and spacing through gag lever post 24, realize the function of changing limit, thereby the operation step of drill bit change limit has been reduced, the efficiency of polishing has been improved.
Push down mechanism 26 include pushing down screw 261, holding down plate 262, telescopic link 263 and lower clamping ring 264, pushing down screw 261 and U type frame 21 upper wall screw thread through connection, pushing down screw 261 lower extreme is connected with holding down plate 262 through the bearing, fixedly connected with telescopic link 263 between holding down plate 262 upper end and the U type frame 21, a plurality of holding down ring 264 are evenly installed to holding down plate 262 inside, holding down ring 264 lower extreme integrated into one piece has the horn shape opening, concrete during operation, place the back in placing a section of thick bamboo 22 at the drill bit, artifical rotation pushing down screw 261, pushing down screw 261 drives holding down ring 264 through holding down plate 262 and extrudees the ball, the ball drives arc 252 through pressing from both sides tight pole 251 and presss from both sides the clamp spacing to the drill bit to the stability of drill bit burnishing and polishing has been improved.
The polishing device 3 comprises a support plate 31, a sliding block 32, a rotating pipe 33, a clamping sleeve 34, a rotating frame 35, a rotating rod 36, a driving motor 37, a cam 38 and a polishing mechanism 39, the support plate 31 is symmetrically installed on the upper end of the placing device 2 in a bilateral mode, a sliding hole is formed in the middle of the support plate 31, the sliding block 32 is slidably connected inside the sliding hole, the rotating pipe 33 is rotatably connected to the middle of the sliding block 32, the clamping sleeve 34 is slidably connected to the outer surface of the rotating pipe 33, the rotating frame 35 is fixedly connected between the rotating pipes 33, the side wall of the rotating frame 35 is rotatably connected with the rotating rod 36 through a bearing in a penetrating mode, the output shaft of the driving motor 37 is fixedly connected to the right end of the rotating rod 36, the driving motor 37 is fixedly connected with the right rotating pipe 33 through a motor base, a plurality of cams 38 are uniformly installed on the outer surface of the rotating rod 36, the polishing mechanism 39 is slidably connected to the upper end of the cam 38, the polishing mechanism 39 is slidably connected with the upper wall of the rotating frame 35, during specific work, firstly, according to the radian of drill bit alloy tooth, the radian of grinding machanism 39 is adjusted manually, ensure that grinding machanism 39 and drill bit alloy tooth cambered surface are hugged closely, thereby the suitability of equipment has been improved, afterwards, according to the inclination of drill bit alloy tooth, artifical rotatory frame 35 that rotates, rotatory frame 35 drives grinding machanism 39 and carries out the rotation of inclining, artifical with joint cover 34 and sliding block 32 cooperation, thereby it is spacing to rotatory frame 35, finally, remove sliding block 32, sliding block 32 drives rotatory frame 35 through rotatory pipe 33 and removes, rotatory frame 35 drives grinding machanism 39 and removes to drill bit alloy tooth cambered surface department, artifical start-up driving motor 37, driving motor 37 drives cam 38 through rotary rod 36 and rotates, cam 38 drives grinding machanism 39 and carries out reciprocal polishing to drill bit alloy tooth cambered surface.
The polishing mechanism 39 comprises a jacking rod 391, an adjusting screw 392, a thread circular plate 393, a linkage rod 394 and an arc-shaped elastic plate 395, the upper wall of the rotating frame 35 is connected with the jacking rod 391 in a penetrating and sliding mode, the lower end of the jacking rod 391 is connected with the cam 38 in a sliding mode through a connecting block, the thread of the inner part of the jacking rod 391 close to the upper end is connected with the adjusting screw 392 in a penetrating and sliding mode, the thread circular plate 393 is fixedly connected with the thread circular plate 393 close to the upper side through a supporting rod, the thread circular plate 393 is in thread fit with the adjusting screw 392, the linkage rod 394 is symmetrically connected with the outer side of the thread circular plate 393 in a left-right mode through a pin shaft, the outer end of the linkage rod 394 is connected with the arc-shaped elastic plate 395 through a pin shaft, the middle part of the front end of the arc-shaped elastic plate 395 is connected with the adjusting screw 392 through a bearing, during specific work, according to the radian of alloy teeth of a drill bit, the adjusting screw 392 is manually rotated, the adjusting screw 392 drives the arc-shaped elastic plate 394 to adjust the radian, the linkage rod plays a role of supporting and limiting the arc-shaped elastic plate 395, thereby avoid arc shell plate 395 the phenomenon of deformation to appear when polishing, ensured the efficiency of polishing, improved the effect of polishing.
Arc bullet board 395 rear end laid and has polished the area, the band of polishing passes through locking screw and arc bullet board 395 fixed connection, concrete during operation, artifical start driving motor 37, driving motor 37 drives cam 38 through rotary rod 36 and rotates, cam 38 drives arc bullet board 395 through driving jacking rod 391 and reciprocates, arc bullet board 395 polishes the processing through the band of polishing to drill bit alloy tooth cambered surface department, after the area of polishing was polished for a period, the manual work was changed the processing to the area of polishing.
Sliding block 32 middle part seted up the round hole, round hole and rotatory pipe 33 normal running fit, the round hole pore wall is close to the outer end and evenly is provided with a plurality of triangular grooves, triangular groove and the 34 sliding fit of joint cover, it is connected with feed screw through the bearing to be located left sliding block 32 front end, feed screw and 31 screw thread through connections of backup pad, concrete during operation, inclination according to the drill bit alloy tooth, artifical revolving frame 35 that rotates, revolving frame 35 drives grinding machanism 39 and carries out the rotation of inclining, the artifical triangular groove cooperation with on joint cover 34 and the sliding block 32, thereby spacing rotating frame 35 carries out, afterwards, artifical rotation feed screw, feed screw drives sliding block 32 and removes and spacing.
The polishing device 4 comprises a sliding plate 41, a positioning rod 42, a reciprocating rack 43, an electric push rod 44, an arc rack 45 and a polishing plate 46, the upper end of the U-shaped frame 21 is connected with the sliding plate 41 in a sliding manner, the rear end of the sliding plate 41 is connected with the positioning rod 42 in a penetrating and sliding manner through a square plate, the positioning rod 42 is in sliding fit with the upper end of the U-shaped frame 21, the reciprocating rack 43 is connected with the upper side of the sliding plate 41 in a sliding manner, the electric push rod 44 is fixedly connected with the left end of the reciprocating rack 43, the electric push rod 44 is fixedly connected with the sliding plate 41 through a mounting plate, the front end of the reciprocating rack 43 is uniformly meshed with a plurality of arc racks 45, the lower end of each arc rack 45 is in sliding fit with the upper end of the U-shaped frame 21, the polishing plate 46 is mounted at the upper end of each arc rack 45 through a connecting column, polishing sand paper is pasted at the lower end of the polishing plate 46, when the polishing device works specifically, after a drill bit is placed in the placing cylinder 22, the sliding plate 41 is manually pushed, and the positioning rod 42 is used for limiting the sliding plate 41, meanwhile, the sliding plate 41 drives the arc-shaped rack 45 to slide through the reciprocating rack 43, so that the polishing plate 46 is driven to be tightly attached to the surface of the drill bit, then, the electric push rod 44 is manually started in a reciprocating mode, the electric push rod 44 drives the arc-shaped rack 45 to move in a reciprocating mode through the reciprocating rack 43, the arc-shaped rack 45 drives the polishing plate 46 to polish and polish the surface of the drill bit, and therefore the function of polishing and polishing the surface of the drill bit is achieved.
U type frame 21 upper wall evenly seted up a plurality of sliding trays, the arc wall has been seted up to the sliding tray front end, arc wall and sliding tray and arc rack 45 sliding fit, U type frame 21 upper wall is close to the right side and has evenly seted up the locating hole, locating hole and locating lever 42 sliding fit, in concrete work, after the drill bit is placed in placing a section of thick bamboo 22, the manual work promotes sliding plate 41, sliding plate 41 drives arc rack 45 through reciprocal rack 43 and slides, thereby drive polishing plate 46 and drill bit surface and hug closely, the effect of polishing has been ensured, locating hole and locating lever 42 sliding fit, realize the function to sliding plate 41 location.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The processing method of the hard alloy teeth of the mining drill bit uses processing equipment of the hard alloy teeth of the mining drill bit, and the processing equipment of the hard alloy teeth of the mining drill bit comprises a bottom plate (1), a placing device (2), a grinding device (3) and a polishing device (4), and is characterized in that: the specific method for processing the hard alloy teeth of the mining drill bit by adopting the processing equipment of the hard alloy teeth of the mining drill bit comprises the following steps:
s1, forming a drill bit: cutting and forming the drill bit in a mechanical auxiliary mode;
s2, mounting a drill bit: manually placing the drill formed in the step S1 on a placing device (2);
s3, grinding and polishing: manually starting the grinding device (3) and the polishing device (4), and polishing the surfaces of the alloy teeth of the drill bit by the grinding device (3) and the polishing device (4);
s4, storage and warehousing: manually checking the polished drill bits and collecting the polished drill bits in a centralized manner;
the polishing device is characterized in that a placing device (2) is installed at the upper end of the bottom plate (1), a polishing device (3) is installed at the upper end of the placing device (2), a polishing device (4) is arranged behind the polishing device (3), and the polishing device (4) is in sliding fit with the placing device (2);
the polishing device (3) comprises a supporting plate (31), a sliding block (32), a rotating pipe (33), a clamping sleeve (34), a rotating frame (35), a rotating rod (36), a driving motor (37), a cam (38) and a polishing mechanism (39), wherein the supporting plate (31) is symmetrically installed at the left end and the right end of the placing device (2), a sliding hole is formed in the middle of the supporting plate (31), the sliding block (32) is slidably connected inside the sliding hole, the rotating pipe (33) is rotatably connected in the middle of the sliding block (32), the clamping sleeve (34) is slidably connected on the outer surface of the rotating pipe (33), the rotating frame (35) is fixedly connected between the rotating pipes (33), the side wall of the rotating frame (35) is rotatably connected with the rotating rod (36) through a bearing in a penetrating manner, the right end of the rotating rod (36) is fixedly connected with an output shaft of the driving motor (37), and the driving motor (37) is fixedly connected with the rotating pipe (33) at the right side through a motor base, a plurality of cams (38) are uniformly arranged on the outer surface of the rotating rod (36), the upper ends of the cams (38) are connected with a polishing mechanism (39) in a sliding mode, and the polishing mechanism (39) is connected with the upper wall of the rotating frame (35) in a penetrating and sliding mode;
grinding machanism (39) including jacking rod (391), adjusting screw (392), screw thread plectane (393), gangbar (394) and arc diving board (395), rotatory frame (35) upper wall run through sliding connection and have jacking rod (391), jacking rod (391) lower extreme passes through connecting block and cam (38) sliding connection, inside being close to upper end department screw thread through connection of jacking rod (391) has adjusting screw (392), jacking rod (391) rear end is close to the upside and passes through bracing piece fixedly connected with screw thread plectane (393), screw thread plectane (393) and adjusting screw (392) screw-thread fit, the outside of screw thread plectane (393) has gangbar (394) through round pin axle bilateral symmetry, gangbar (394) outer end has arc diving board (395) through round pin hub connection, arc diving board (395) front end middle part passes through the bearing and is connected with adjusting screw (392).
2. The method for machining the cemented carbide tooth of the mining drill bit according to claim 1, wherein the method comprises the following steps: the placing device (2) comprises a U-shaped frame (21), placing cylinders (22), an adjusting rack (23), a limiting rod (24), a clamping mechanism (25) and a pressing mechanism (26), wherein the U-shaped frame (21) is installed at the upper end of the bottom plate (1), a plurality of placing cylinders (22) are evenly installed on the upper wall of the U-shaped frame (21) through bearings, a plurality of gear teeth are evenly installed on the outer surface of each placing cylinder (22) close to the lower side, the adjusting rack (23) is arranged in front of each placing cylinder (22), the adjusting rack (23) is connected with the side wall of the U-shaped frame (21) in a penetrating and sliding mode, the adjusting rack (23) is meshed with the gear teeth, a plurality of limiting holes are evenly formed in the upper end of each adjusting rack (23) close to the left side, the right end of the U-shaped frame (21) is connected with the limiting rod (24) through an auxiliary plate in a sliding mode, the limiting rod (24) is matched with the limiting holes in a sliding mode, the side wall of each placing cylinder (22) is connected with the clamping mechanism (25) in a penetrating and sliding mode in a bilateral symmetry mode, a pressing mechanism (26) is arranged above the clamping mechanism (25), and the pressing mechanism (26) is in threaded connection with the upper wall of the U-shaped frame (21).
3. The method for machining the cemented carbide tooth of the mining drill bit according to claim 2, wherein the method comprises the following steps: the polishing device (4) comprises a sliding plate (41), a positioning rod (42), a reciprocating rack (43), an electric push rod (44), an arc-shaped rack (45) and a polishing plate (46), wherein the upper end of the U-shaped frame (21) is connected with the sliding plate (41) in a sliding manner, the rear end of the sliding plate (41) is connected with the positioning rod (42) in a penetrating and sliding manner through a square plate, the positioning rod (42) is in sliding fit with the upper end of the U-shaped frame (21), the reciprocating rack (43) is connected above the sliding plate (41) in a sliding manner, the electric push rod (44) is fixedly connected with the sliding plate (41) through a mounting plate, the front end of the reciprocating rack (43) is uniformly meshed with a plurality of arc-shaped racks (45), the lower ends of the arc-shaped racks (45) are in sliding fit with the upper end of the U-shaped frame (21), the polishing plate (46) is installed at the upper ends of the arc-shaped racks (45) through connecting columns, the lower end of the polishing plate (46) is pasted with polishing sand paper.
4. The method for machining the cemented carbide tooth of the mining drill bit according to claim 2, wherein the method comprises the following steps: clamping mechanism (25) including clamp rod (251), arc (252) and reset spring (253), clamp rod (251) with place a section of thick bamboo (22) lateral wall and run through sliding connection, clamp rod (251) inner is installed arc (252), clamp rod (251) outer end rotates and is connected with the ball, clamp rod (251) surface mounting has the circular slab, the circular slab inner with place fixedly connected with reset spring (253) between a section of thick bamboo (22) lateral wall.
5. The method for machining the cemented carbide tooth of the mining drill bit according to claim 2, wherein the method comprises the following steps: push down mechanism (26) including pushing down screw rod (261), holding down plate (262), telescopic link (263) and holding down ring (264), holding down screw rod (261) and U type frame (21) upper wall screw thread through connection, pressing down screw rod (261) lower extreme is connected with holding down plate (262) through the bearing, fixedly connected with telescopic link (263) between holding down plate (262) upper end and U type frame (21), a plurality of holding down rings (264) are evenly installed to holding down plate (262) inside, holding down ring (264) lower extreme integrated into one piece has loudspeaker form opening.
6. The method for machining the cemented carbide tooth of the mining drill bit according to claim 1, wherein the method comprises the following steps: sliding block (32) middle part seted up the round hole, round hole and swivelling joint pipe (33) normal running fit, the round hole pore wall is close to the outer end and evenly is provided with a plurality of triangular grooves, triangular groove and joint cover (34) sliding fit, be located left sliding block (32) front end and be connected with the feed screw through the bearing, feed screw and backup pad (31) screw thread through connection.
7. The method for machining the cemented carbide tooth of the mining drill bit according to claim 6, wherein the method comprises the following steps: the clamping sleeve (34) is of a circular tube type structure, a plurality of triangular teeth are evenly arranged on the circumferential direction of the outer surface of the clamping sleeve (34), and the triangular teeth are in sliding fit with the triangular grooves.
8. The method for machining the cemented carbide tooth of the mining drill bit according to claim 3, wherein the method comprises the following steps: u type frame (21) upper wall evenly seted up a plurality of sliding tray, the arc wall has been seted up to the sliding tray front end, arc wall and sliding tray and arc rack (45) sliding fit, U type frame (21) upper wall is close to the right side and evenly has seted up the locating hole, locating hole and locating lever (42) sliding fit.
9. The method for machining the cemented carbide tooth of the mining drill bit according to claim 1, wherein the method comprises the following steps: the rear end of the arc-shaped elastic plate (395) is paved with a polishing belt, and the polishing belt is fixedly connected with the arc-shaped elastic plate (395) through a locking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110632088.9A CN113334030B (en) | 2021-06-07 | 2021-06-07 | Machining method of hard alloy teeth of mining drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110632088.9A CN113334030B (en) | 2021-06-07 | 2021-06-07 | Machining method of hard alloy teeth of mining drill bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113334030A CN113334030A (en) | 2021-09-03 |
| CN113334030B true CN113334030B (en) | 2022-04-12 |
Family
ID=77474602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110632088.9A Active CN113334030B (en) | 2021-06-07 | 2021-06-07 | Machining method of hard alloy teeth of mining drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113334030B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5085009A (en) * | 1989-05-02 | 1992-02-04 | Sekisui Kagaku Kogyo Kabushiki Kaisha | Carrier for supporting workpiece to be polished |
| CN204148863U (en) * | 2014-09-26 | 2015-02-11 | 嘉善五洲无油轴承有限公司 | A kind of drilled hole polishing all-in-one |
| CN105064921A (en) * | 2015-08-13 | 2015-11-18 | 泰州市宝锐石油设备制造有限公司 | Double-stage drill bit |
| CN106795957A (en) * | 2014-10-24 | 2017-05-31 | 维斯塔斯风力系统有限公司 | Repair the gear parts in wind turbine |
| CN110145238A (en) * | 2018-02-10 | 2019-08-20 | 西南石油大学 | A kind of low torque diamond bit |
| CN111376119A (en) * | 2020-04-27 | 2020-07-07 | 赵大为 | Stainless steel flange batch processing method |
| CN212371762U (en) * | 2020-05-27 | 2021-01-19 | 烟台华士石油机械有限公司 | Polishing and grinding device for production of PDC drill bit |
| CN112809511A (en) * | 2020-12-21 | 2021-05-18 | 镇江金业工具有限公司 | Complete equipment special for preparing high-hardness glass drill bit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6814168B2 (en) * | 2002-02-08 | 2004-11-09 | Hard Rock Drilling & Fabrication, L.L.C. | Steerable horizontal subterranean drill bit having elevated wear protector receptacles |
-
2021
- 2021-06-07 CN CN202110632088.9A patent/CN113334030B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5085009A (en) * | 1989-05-02 | 1992-02-04 | Sekisui Kagaku Kogyo Kabushiki Kaisha | Carrier for supporting workpiece to be polished |
| CN204148863U (en) * | 2014-09-26 | 2015-02-11 | 嘉善五洲无油轴承有限公司 | A kind of drilled hole polishing all-in-one |
| CN106795957A (en) * | 2014-10-24 | 2017-05-31 | 维斯塔斯风力系统有限公司 | Repair the gear parts in wind turbine |
| CN105064921A (en) * | 2015-08-13 | 2015-11-18 | 泰州市宝锐石油设备制造有限公司 | Double-stage drill bit |
| CN110145238A (en) * | 2018-02-10 | 2019-08-20 | 西南石油大学 | A kind of low torque diamond bit |
| CN111376119A (en) * | 2020-04-27 | 2020-07-07 | 赵大为 | Stainless steel flange batch processing method |
| CN212371762U (en) * | 2020-05-27 | 2021-01-19 | 烟台华士石油机械有限公司 | Polishing and grinding device for production of PDC drill bit |
| CN112809511A (en) * | 2020-12-21 | 2021-05-18 | 镇江金业工具有限公司 | Complete equipment special for preparing high-hardness glass drill bit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113334030A (en) | 2021-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206383037U (en) | Tubular workpiece sander | |
| CN206066197U (en) | Roller milling apparatus | |
| CN210160463U (en) | Electric drill convenient to change drill bit | |
| CN113334030B (en) | Machining method of hard alloy teeth of mining drill bit | |
| CN215147686U (en) | Mechanical corrector for grinding ball and grinding wheel | |
| US2275483A (en) | Grinding apparatus | |
| CN108393799A (en) | A kind of high precision milling cutter polishing clamping device | |
| CN113043412A (en) | Pretreatment process for wood raw material for furniture manufacturing | |
| CN115647945B (en) | Mining machinery drill bit machining equipment and method | |
| CN217327201U (en) | Geotechnical engineering geological drilling reconnaissance monitoring devices | |
| CN113414673B (en) | Motor end cover forming and processing device and processing method thereof | |
| CN206677752U (en) | A kind of easy honing machine | |
| CN216608377U (en) | Shell edge grinding machine for processing full-color display screen | |
| CN215240150U (en) | Single-side grinding machine convenient for replacing workpiece | |
| CN206296762U (en) | Spin vibration sieve screen frame weld seam grinding fixture | |
| CN205851944U (en) | A kind of milling cutter mechanism of earpiece buffing machine | |
| CN109732444B (en) | Bearing inner race is polished and is used grinding machine | |
| CN212600690U (en) | Clamping device for grinding machine | |
| CN113146372A (en) | Drilling tool maintenance and curing equipment for machining in mechanical production workshop | |
| CN217255081U (en) | Wall evenly grinds paper-back edition and puts for construction | |
| CN218904686U (en) | Drill rod end polishing machine | |
| CN217914702U (en) | Bearing ring inner hole polishing device | |
| CN210703939U (en) | Novel cylindrical mill for automatic part machining | |
| CN219152351U (en) | Pipe orifice correction machine with automatic positioning function | |
| CN218746883U (en) | Polishing device for supporting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |