CN101564872A - Stone milling machine head - Google Patents
Stone milling machine head Download PDFInfo
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- CN101564872A CN101564872A CNA2009101478382A CN200910147838A CN101564872A CN 101564872 A CN101564872 A CN 101564872A CN A2009101478382 A CNA2009101478382 A CN A2009101478382A CN 200910147838 A CN200910147838 A CN 200910147838A CN 101564872 A CN101564872 A CN 101564872A
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Abstract
A stone milling machine head comprises a shell, a revolution mechanism, a rotation mechanism, a bias mechanism, a water block assembly, a drill assembly. The revolution mechanism is composed of a revolution shaft and a big belt pulley. The rotation mechanism is composed of a rotation shaft and a small belt pulley. The bias mechanism is composed of an upper bearing box, a lower bearing box, an upper two-way turntable and a lower two-way turntable. The revolution shaft is installed in an inner liner of the shell. The rotation shaft is arranged in a cavity of the revolution shaft. The upper two-way turntable is installed in the upper reentrant of the shell. The upper bearing box is installed between a front positioning piece and a back positioning block in a sliding chute of the upper two-way turntable. The big belt pulley is fixed on the top of the upper two-way turntable. The small belt pulley is installed at the upper part of the rotation shaft. The water block assembly is connected on the top of the rotation shaft. The lower two-way turntable is arranged in the lower reentrant of the shell. The lower bearing box is installed between the front and back positioning pieces in the sliding chute of the lower two-way turntable. A drill assembly is jointed with the bottom end of the rotation shaft. The product drills and opens up holes by the combination of rotation and revolution with high efficiency, high precision, low cost and long service life of the drill bit.
Description
Technical field
Hole plant equipment, particularly stone milling machine head are holed, opened up to the stone material that the present invention relates to industries uses such as building curtain wall, decoration.
Background technology
Existing stone milling machine head adopts fixed axle structure, and this structure can make drill bit be in a state of wear, causes the drill bit concentrated wear, needs manual transposition after operation a period of time, to change the cutting face.This just causes the drill bit uneven wear, influences cutting power and precision, and the life-span of drill bit also reduces greatly simultaneously.Manual transposition action operation is trouble very, and error is big, and difficult support is held.
Existing stone milling machine head adopts manual feeding mode when drilling operation, the mechanical position limitation punching degree of depth.The handwork punching, degree of depth control accuracy is poor, inconvenient operation.
Adopt manual operations when having the stone milling machine head ream operation now, reaming low precision hand-manipulated, the reaming amount is also unadjustable, and labour intensity is big.
In the prior art, also has a kind of stone milling machine head, it is installed on the Digit Control Machine Tool, utilize Digit Control Machine Tool to control, the precision height, but this stone milling machine head is simple in structure, have only the axis of rotation, can only carry out bore operation, can not open up the hole operation, when the hole of processing different-diameter size, need to use the drill bit of different-diameter size, often need more bit change during the processed complex workpiece, the shape in the shape decision hole of drill bit, along with the wearing and tearing of drill bit, the hole of processing also produces deformity thereupon.The tolerance in the tolerance decision hole of drill bit, quality is uncontrollable.
Summary of the invention
For addressing the above problem, the purpose of this invention is to provide a kind of stone milling machine head, the hole is holed, opened up to the mode that it adopts rotation, revolution to combine, with the degree of depth of Digit Control Machine Tool SERVO CONTROL hole processing with open up the hole scope, can use common drill bit processing multiple sections hole, production efficiency height, machining accuracy height, cost are low, and drilling life of bit is long.
For achieving the above object, the present invention is by the following technical solutions:
A kind of stone milling machine head, comprise casing, revolution mechanism, free-wheeling system, offsetting mechanism, the water seal assembly, drill bit assembly, revolution mechanism is by hollow shaft, big belt pulley is formed, free-wheeling system is by the axis of rotation, small belt pulley is formed, offsetting mechanism is by last, the lower bearing box and on, following two-way turntable is formed, it is characterized in that: there is a cylindrical cavity at the middle part of described casing, neck bush and last is housed in this cavity, following big bearing, on, big bearing is installed in the above and below of neck bush respectively down, described hollow shaft is arranged in the neck bush, hollow shaft is a short and thick hollow shaft, on the hollow shaft, following two ends are respectively by on described, down big bearing supporting, the outer wall middle part of hollow shaft is provided with the air guide open channel of an annular, the upper and lower of air guide open channel is provided with black box, black box is with the sealing of the space between the inwall of the outer wall of hollow shaft and neck bush, position corresponding with the air guide open channel on the neck bush has gas port, have air admission hole in the position corresponding, casing middle part with gas port on the neck bush, on this air admission hole air inlet pipe is installed, the sidewall of hollow shaft is provided with axial wireway, the upper end mouth of pipe of wireway is arranged on the end face of hollow shaft, the lower end mouth of pipe of wireway is arranged on the bottom surface of hollow shaft, the middle part of wireway is communicated with the air guide open channel, the described axis of rotation is an elongated hollow shaft, the axis of rotation is set in the inner chamber of hollow shaft, stretch out from the inner chamber of hollow shaft the upper and lower of the axis of rotation, the upper and lower of described casing be provided with circular on, following cavity, last two-way turntable is installed in the last cavity of casing, have horizontal chute on the body of last two-way turntable, before the front and rear of chute is separately installed with, back locating piece, before, back locating piece is provided with the boss of wedge shape, the left side of last two-way turntable, right two ends are respectively arranged with a left side, right cylinder body, the inner end of left cylinder is communicated with described chute, the outer end of left cylinder is by the screw plug shutoff, in the inner chamber of left cylinder piston is housed, be with sealing ring on the piston, the bottom of left cylinder inner chamber has the air guide undercut, the inner end of right cylinder body is communicated with described chute, the outer end of right cylinder body is sealed by screw plug, and jacking block and spring are housed in the inner chamber of right cylinder body; Last two-way turntable is fixed in the top of hollow shaft by screw, described upper bearing (metal) box is by box body, two high-speed bearings, lid is formed, two high-speed bearings are contained in the box body, lid is fixed on the opening of box body by screw, before the box body, back two ends are provided with the groove of swallow-tail form, before the upper bearing (metal) box is installed in the chute inside of two-way turntable, between the back locating piece, described big belt pulley is fixed in the top of two-way turntable by screw, the top of the axis of rotation is passed from the upper bearing (metal) box, small belt pulley is installed on the shaft shoulder on axis of rotation top, be provided with spacer between small belt pulley and the upper bearing (metal) box, last spacer also is enclosed within on the axis of rotation, described water seal assembly is connected the top of the axis of rotation, following two-way turntable is identical with the structure of last two-way turntable, before front and rear in the chute of following two-way turntable also is separately installed with, back locating piece, following two-way turntable is installed in the following cavity of casing, following two-way turntable is fixed in the bottom of hollow shaft by screw, the lower bearing box is identical with upper bearing (metal) box structure, before the lower bearing box is installed in down the chute inside of two-way turntable, between the back locating piece, the bottom of the axis of rotation is passed from the lower bearing box, described drill bit assembly is connected the bottom of the axis of rotation, be provided with down spacer between drill bit assembly and the lower bearing box, the upper end mouth of pipe of the wireway on the air guide undercut on the last two-way turntable left cylinder and the hollow shaft sidewall is communicated with, and the lower end mouth of pipe of the wireway on the air guide undercut on the following two-way turntable left cylinder and the hollow shaft sidewall is communicated with.
Described water seal assembly is by cylindrical shell, top cover, bottom, the graphite grazing seat, carbon seal ring, the rubber spring seat, spiral compression spring and two high-speed bearings are formed, the inside of described cylindrical shell is provided with an annular lip, this annular lip is divided into epicoele and cavity of resorption with cylinder lumen, two high-speed bearings are installed in the cavity of resorption of cylindrical shell, described graphite grazing seat is installed in the epicoele of cylindrical shell, carbon seal ring is installed in the graphite grazing seat, the rubber spring seat is pressed in the carbon seal ring, spiral compression spring is socketed in the outside of rubber spring seat, top cover, bottom is screwed onto the top and the bottom of cylindrical shell respectively.
Described drill bit assembly is made up of adapter sleeve, hexagonal locknut, drill bit, and adapter sleeve is screwed onto the bottom of the axis of rotation, and drill bit is screwed onto on the adapter sleeve, and the hexagonal locknut is screwed onto on the drill bit.
The both sides of described left cylinder are provided with the adjusting screw, and the both sides of right cylinder body also are provided with the adjusting screw, and each is regulated on the screw and has placed a set screw, is bolted with a locknut on each set screw.
The present invention has following positive beneficial effect:
This product is the cladding special-purpose stone milling machine head of stone curtain wall back of the body bolt, can carry on the back the bolt hole milling to stone material, glass, ceramic tile etc., and automaticity height, adaptability are strong: whole punching process is once finished.It adopts Numeric Control Technology and mechanical realization to combine, and the axis of rotation can be revolved round the sun with hollow shaft again (600 rev/mins) fast in high speed rotation (12000 rev/mins), and high efficiency: the process of once punching only needs several seconds.
Drill bit utilization rate height is provided with offsetting mechanism, by offsetting mechanism, can regulate the radius of axis of rotation revolution automatically, makes the drill bit linear velocity reach the milling requirement, and two tangent plane dovetail bore dias are regulated arbitrarily, and the dovetail hole site is regulated arbitrarily up and down.It is little of obsolete shortcoming fundamentally to have solved the bit diameter mill, and a diamond bit punching quantity is not less than 500 (granite).
Mill out the two tangent plane dovetail holes of difformity of major diameter (9-16 millimeter) at the stone material back side with minor diameter drill bit (8-10 millimeter), its hole milling process is once finished.Thereby solved the milling function that Digit Control Machine Tool can not be finished under axis of rotation revolution situation fast.These properties of product are reliable, and high efficiency has been filled up the mechanical blank of international, domestic stone material punching.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the half sectional view of Fig. 1.
Fig. 3 is the exploded view of Fig. 2.
Fig. 4 is the exploded view of casing among Fig. 3.
Fig. 5 is the assembly structure schematic diagram of hollow shaft among Fig. 3, the axis of rotation.
Fig. 6 is the exploded view of water seal assembly among Fig. 5.
Fig. 7 is the exploded view of Fig. 5.
Fig. 8 is the upward view of Fig. 7.
Fig. 9 is the exploded view of Fig. 7.
Figure 10 is the exploded view of upper bearing (metal) box.
Figure 11 is an exploded view of going up two-way turntable.
Figure 12 is a partial sectional view of going up two-way turntable.
Figure 13 is the assembly structure schematic diagram of forward and backward locating piece and last two-way turntable.
Figure 14 is the assembly structure schematic diagram of the upper and lower bearing box and the axis of rotation.
Figure 15 is the assembly structure schematic diagram of black box and hollow shaft.
Figure 16 is the assembly structure schematic diagram of hollow shaft, the axis of rotation, drill bit assembly.
Figure 17 is the transverse sectional view of Fig. 1.
Figure 18 is the longitudinal sectional view of Fig. 1.
The specific embodiment
Number in the figure
1 casing, 2 axis of rotation, 3 small belt pulleys, 4 hollow shafts, 5 big belt pulleys
Spacer on 8 times spacers 9 of 6 water seal assemblies, 7 drill bit assemblies
Two-way turntable 11 chutes 12 prelocalization pieces 13 back locating pieces on 10
14 left cylinders, 15 right cylinder body 16 big bearing 17 big bearings
20 times two-way turntable 21 neck bush of 18 cavitys, 19 cavitys
22 prelocalization pieces, 23 back locating pieces
24 left cylinders, 25 right cylinder body 26 wireways
27 air guide undercuts, 28 boss, 29 boss
30 upper bearing (metal) boxes, 31 box bodys, 32 lids
33 high-speed bearings, 34 high-speed bearings, 35 screws
36 screw plugs, 37 pistons, 38 sealing rings, 39 gas ports
40 lower bearing boxes, 41 box bodys, 42 lids
43 pins, 44 pins
45 screws, 46 screws, 48 grooves, 49 grooves
50 air guide open channels, 51 sealing rings, 52 sealing rings
53 sealing rings, 54 top springs, 55 ring sets, 56 axle head cutting ferrules
57 regulate screw 58 set screw 59 locknuts
60 flanges, 61 cylindrical shells, 62 top covers, 63 bottoms
64 graphite grazing seats, 65 carbon seal rings, 66 rubber spring seats
67 spiral compression springs, 68 high-speed bearings, 69 high-speed bearings
70 screws, 71 adapter sleeves, 72 hexagonal locknuts
73 drill bits, 74 water retaining disks, 75 water retaining disks
76 dash bowls, 77 base plates, 78 screws
79 pins, 80 screws, 81 air inlet pipe
82 screw plugs, 83 jacking blocks, 84 springs, 85 keys
Stifled 88 oil filler points, 89 screws of 86 sealing gaskets, 87 oil
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the present invention is a kind of stone milling machine head, comprise casing 1, revolution mechanism, free-wheeling system, offsetting mechanism, water seal assembly, drill bit assembly, free-wheeling system is made up of the axis of rotation 2, small belt pulley 3, revolution mechanism is made up of hollow shaft 4, big belt pulley 5, and offsetting mechanism is made up of upper and lower two- way turntable 10,20 and upper and lower bearing box 30,40.
There is the cavity of a tubular at the middle part of casing 1, neck bush 21 and upper and lower big bearing 16,17 are housed in this cavity, upper and lower big bearing 16,17 is installed in the above and below of neck bush 21 respectively, hollow shaft 4 is arranged in the neck bush 21, hollow shaft 4 is short and thick hollow shafts, and the upper/lower terminal of hollow shaft 4 is respectively by upper and lower big bearing 16,17 supportings.
Please refer to Figure 14, Figure 15, Figure 17, Figure 18, the outer wall middle part of hollow shaft 4 is provided with the air guide open channel 50 of an annular, the upper and lower of air guide open channel 50 is respectively arranged with a secondary black box, every secondary black box is by three sealing rings 51,52,53, a top spring 54, a ring set 55, an axle head cutting ferrule 56 constitutes, first sealing ring 51 is inlaid in the groove on hollow shaft 4 cylindricals, second sealing ring 52 is pressed on the shaft shoulder of hollow shaft 4, top spring 54 is pressed on second sealing ring 52, ring set 55 is pressed on the top spring 54, the 3rd sealing ring 53 is pressed on the ring set 55, axle head cutting ferrule 56 is pressed on the 3rd sealing ring 53, and black box is with the sealing of the space between the inwall of the outer wall of hollow shaft 4 and neck bush 21.
Please refer to Fig. 4, Figure 17, position corresponding with air guide open channel 50 on the neck bush 21 has gas port 39, and the position corresponding with gas port on the neck bush 21 at casing 1 middle part has air admission hole, and air inlet pipe 81 is installed on the air admission hole.
Please refer to Figure 15, Figure 16, Figure 17, the sidewall of hollow shaft 4 is provided with axial wireway 26, the upper end mouth of pipe of wireway 26 is arranged on the end face of hollow shaft 4, and the lower end mouth of pipe of wireway 26 is arranged on the bottom surface of hollow shaft 4, and the middle part of wireway 26 is communicated with described air guide open channel 50.
Please refer to Fig. 5, Fig. 6, Fig. 7, Fig. 8, the axis of rotation 2 is elongated hollow shafts, and the axis of rotation 2 is set in the inner chamber of hollow shaft 4, and the upper and lower of the axis of rotation 2 is exposed to the inner chamber of hollow shaft 4.
Please refer to Fig. 2, Fig. 3, Fig. 4, the upper and lower of casing 1 is respectively arranged with circular upper and lower cavity 18,19, and last two-way turntable 10 is installed in the cavity 18.
Please refer to Figure 11, Figure 12, Figure 13, have horizontal chute 11 on the body of last two-way turntable 10, the front and rear of chute 11 is separately installed with forward and backward locating piece 12,13, forward and backward locating piece 12,13 is fixed in the chute 11 by screw 45,46 respectively, is respectively arranged with the boss 28,29 of wedge shape on the forward and backward locating piece 12,13.
The left and right two ends of last two-way turntable 10 are respectively arranged with left and right cylinder body 14,15, the inner end of left cylinder 14 is communicated with chute 11, the outer end of left cylinder 14 is by screw plug 36 shutoff, piston 37 is housed in the inner chamber of left cylinder 14, be with sealing ring 38 on the piston 37, the bottom of left cylinder 14 inner chambers has air guide undercut 27, and the inner end of right cylinder body 15 is communicated with chute 11, the outer end of right cylinder body 15 is by screw plug 82 shutoff, and the inner chamber of right cylinder body 15 is equipped with jacking block 83, spring 84; Please refer to Figure 13, last two-way turntable 10 is fixed in the top of hollow shaft 4 by screw 70.
Please refer to Fig. 5, Fig. 7, Fig. 8, Fig. 9, following two-way turntable 20 is identical with the structure of last two-way turntable 10, and lower bearing box 40 is identical with the structure of upper bearing (metal) box 30.Have horizontal chute on the body of following two-way turntable 20, the front and rear of chute is separately installed with forward and backward locating piece 22,23, the left and right two ends of following two-way turntable 20 are respectively arranged with left and right cylinder body 24,25, in the inner chamber of left cylinder 24 piston is housed, be with sealing ring on the piston, identical with the structure of the left cylinder 14 of last two-way turntable 10.
The bottom of left cylinder 24 inner chambers has air guide undercut 27 as shown in figure 17, and the inner end of right cylinder body 25 is communicated with chute, and the outer end of right cylinder body 25 is by the screw plug shutoff, and the inner chamber of right cylinder body 25 is equipped with jacking block, spring, and is identical with the structure of the right cylinder body 15 of last two-way turntable 10.
Please refer to Figure 12, Figure 17, the upper end mouth of pipe of the wireway 26 on the air guide undercut 27 on the left cylinder 14 of last two-way turntable 10 and hollow shaft 4 sidewalls is communicated with, and the lower end mouth of pipe of the wireway 26 on the air guide undercut 27 on the left cylinder 24 of following two-way turntable 20 and hollow shaft 4 sidewalls is communicated with.
When hollow shaft 4 time rotationals, air guide open channel 50 keeps being communicated with air inlet pipe 81 all the time.Because the sealing function of black box, so can enter the wireway 26 through air guide open channel 50 from the gas of air inlet pipe 81 inputs, and it is mobile up and down along wireway 26, enter in the left cylinder 14,24 of upper and lower two- way turntable 10,20 through air guide undercut 27, promote piston 37 reaches in the left cylinder 14,24.Be offset thereby drive the axis of rotation 2, thereby on stone material, mill out two tangent plane dovetail holes.
Please refer to Figure 10, upper bearing (metal) box 30 is made up of box body 31, lid 32 and two high- speed bearings 33,34, two high- speed bearings 33,34 are contained in the box body 31, and lid 32 is fixed in by screw on the opening of box body 31, and the forward and backward two ends of box body 31 are provided with the groove 48,49 of swallow-tail form.
Please refer to Fig. 7, Fig. 8, Figure 13, Figure 14, upper bearing (metal) box 30 is installed between the inner forward and backward locating piece 12,13 of chute of two-way turntable 10, boss 28,29 on the forward and backward locating piece 12,13 embeds respectively in the groove 48,49 at the forward and backward two ends of box body of upper bearing (metal) box 30, and its effect is to prevent that upper bearing (metal) box 30 from deviating from from chute 11.
Please refer to Fig. 5, Fig. 7, Fig. 8, big belt pulley 5 is fixed in the top of two-way turntable 10 by screw 89.
Please refer to Figure 11, Figure 13, the both sides of left cylinder 14 are provided with regulates screw 57, and the both sides of right cylinder body 15 also are provided with the adjusting screw, and each is regulated on the screw and has placed a set screw 58, is bolted with a locknut 59 on each set screw 58.Can finely tune the displacement of upper bearing (metal) box 30 by set screw 58.
Please refer to Fig. 5, Fig. 6, the top of the axis of rotation 2 passes from upper bearing (metal) box 30, and small belt pulley 3 is installed on the shaft shoulder on the axis of rotation 2 tops, and affixed by the key 85 and the axis of rotation 2.
Please refer to Fig. 9, Figure 14, be provided with spacer 8 between small belt pulley 3 and the upper bearing (metal) box 30, last spacer 8 also is enclosed within on the axis of rotation 2.
Please refer to Fig. 6, water seal assembly 6 is connected the axis of rotation 2 tops, and water seal assembly 6 is made up of cylindrical shell 61, top cover 62, bottom 63, graphite grazing seat 64, carbon seal ring 65, rubber spring seat 66, spiral compression spring 67 and two high- speed bearings 68,69.
The inside of cylindrical shell 61 is provided with an annular lip 60, this annular lip 60 is divided into epicoele and cavity of resorption with cylinder lumen, two high- speed bearings 68,69 are installed in the cavity of resorption of cylindrical shell, graphite grazing seat 64 is installed in the epicoele of cylindrical shell, carbon seal ring 65 is installed in the graphite grazing seat 64, rubber spring seat 66 is pressed in the carbon seal ring 65, and spiral compression spring 67 is enclosed within the outside of rubber spring seat 66, and top cover 62, bottom 63 are screwed onto the top and the bottom of cylindrical shell 61 respectively.Two high- speed bearings 68,69 are enclosed within the top of the axis of rotation 2, are connected with 2 one-tenth tight fits of the axis of rotation.
Please refer to Fig. 3, Fig. 5, be provided with water retaining disk 74 between small belt pulley 3 and water seal assembly 6, water retaining disk 74 is by the shaft shoulder location of the axis of rotation 2.Drill bit is when work, and water pump is by water seal assembly 6 water filling in the inner chamber of the axis of rotation 2, and water washes stone material from the centre bore ejection of drill bit 73, and water retaining disk 74 can prevent that sealing enters in the casing 1.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, cylindrical shell 61 is provided with pin 43, be provided with corresponding pin 44 at the top of casing 1,43,44 position-limiting actions of pin, when the axis of rotation 2 rotates at a high speed, pin 43 on the water seal assembly 6 is resisted against on the pin 44, and water seal assembly 6 can be with the axis of rotation 2 rotations.
Please refer to Fig. 2, Fig. 3, following two-way turntable 20 is installed in the following cavity 19 of casing 1, please refer to Fig. 9, and following two-way turntable 20 is fixed in the bottom of hollow shaft 4 by screw 80, please refer to Fig. 8, lower bearing box 40 is installed in down between the forward and backward locating piece 22,23 of chute inside of two-way turntable 20.
Please refer to Figure 14, the bottom of the axis of rotation 2 is passed from lower bearing box 40, and drill bit assembly 7 is connected the bottom of the axis of rotation 2, is provided with down spacer 9 between drill bit assembly 7 and the lower bearing box 40, and following spacer 9 is fixed on the axis of rotation 2 by pin 79.
Please refer to Figure 16, drill bit assembly 7 is made up of adapter sleeve 71, hexagonal locknut 72, drill bit 73, and adapter sleeve 71 is screwed onto the bottom of the axis of rotation 2, and drill bit 73 is screwed onto on the adapter sleeve 71, and hexagonal locknut 72 is screwed onto on the drill bit 73.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, be provided with base plate 77 in the bottom of casing 1, base plate 77 is connected on the casing 1 by screw 78.The below of base plate 77 is connected with dash bowl 76, please refer to Fig. 4, Figure 17, has oil filler point on the sidewall of casing 1, and sealing gasket 87 and oil stifled 86 are housed in this oil filler point.Position corresponding on the neck bush 21 also has oil filler point 88, can inject lubricating oil by oil filler point 88 in casing 1, thereby prevent that top spring 54 from getting rusty.
Please refer to Figure 17, Figure 18, in preferred embodiments, on the shaft shoulder of following spacer 9, water retaining disk 75 is installed.
During use, on the Digit Control Machine Tool that this machine is fixing, with big driving-belt big belt pulley 5 is connected with big servomotor on the Digit Control Machine Tool, with little driving-belt small belt pulley 3 is connected with little servomotor on the Digit Control Machine Tool, air inlet pipe 81 is connected with air pump on the Digit Control Machine Tool, water seal assembly 6 is connected with water pump.
Under the control of Digit Control Machine Tool program, small belt pulley 3 drives the axis of rotation 2 and rotates at a high speed with 12000 rev/mins of speed, finish drilling operation, simultaneously, big belt pulley 5 drives hollow shafts 4 with 600 rev/mins speed low speed rotation, when needs are opened up the hole, the Digit Control Machine Tool booster air pump, to the injection gases at high pressure of air inlet pipe 81, hollow shaft 4 is in the rotation process, and air guide open channel 50 keeps being communicated with air inlet pipe 81 all the time.Because the sealing function of black box, so gases at high pressure enter in the wireway 26, and enter up or down along wireway 26 in the left cylinder 14,24 of upper and lower two- way turntable 10,20, promote piston 37 reaches in the left cylinder 14,24, upper and lower bearing box 30,40 is offset, cause the axis of rotation 2 also to be offset, thereby finish the operation of opening up the hole.The high efficiency of this working method: once punching, open up the hole process only needed for tens seconds.
Claims (4)
1. stone milling machine head, comprise casing, revolution mechanism, free-wheeling system, offsetting mechanism, the water seal assembly, drill bit assembly, revolution mechanism is by hollow shaft, big belt pulley is formed, free-wheeling system is by the axis of rotation, small belt pulley is formed, offsetting mechanism is by last, the lower bearing box and on, following two-way turntable is formed, it is characterized in that: there is a cylindrical cavity at the middle part of described casing, neck bush and last is housed in this cavity, following big bearing, on, big bearing is installed in the above and below of neck bush respectively down, described hollow shaft is arranged in the neck bush, hollow shaft is a short and thick hollow shaft, on the hollow shaft, following two ends are respectively by on described, down big bearing supporting, the outer wall middle part of hollow shaft is provided with the air guide open channel of an annular, the upper and lower of air guide open channel is provided with black box, black box is with the sealing of the space between the inwall of the outer wall of hollow shaft and neck bush, position corresponding with the air guide open channel on the neck bush has gas port, have air admission hole in the position corresponding, casing middle part with gas port on the neck bush, on this air admission hole air inlet pipe is installed, the sidewall of hollow shaft is provided with axial wireway, the upper end mouth of pipe of wireway is arranged on the end face of hollow shaft, the lower end mouth of pipe of wireway is arranged on the bottom surface of hollow shaft, the middle part of wireway is communicated with the air guide open channel, the described axis of rotation is an elongated hollow shaft, the axis of rotation is set in the inner chamber of hollow shaft, stretch out from the inner chamber of hollow shaft the upper and lower of the axis of rotation, the upper and lower of described casing be provided with circular on, following cavity, last two-way turntable is installed in the last cavity of casing, have horizontal chute on the body of last two-way turntable, before the front and rear of chute is separately installed with, back locating piece, before, back locating piece is provided with the boss of wedge shape, the left side of last two-way turntable, right two ends are respectively arranged with a left side, right cylinder body, the inner end of left cylinder is communicated with described chute, the outer end of left cylinder is by the screw plug shutoff, in the inner chamber of left cylinder piston is housed, be with sealing ring on the piston, the bottom of left cylinder inner chamber has the air guide undercut, the inner end of right cylinder body is communicated with described chute, the outer end of right cylinder body is sealed by screw plug, and jacking block and spring are housed in the inner chamber of right cylinder body; Last two-way turntable is fixed in the top of hollow shaft by screw, described upper bearing (metal) box is by box body, two high-speed bearings, lid is formed, two high-speed bearings are contained in the box body, lid is fixed on the opening of box body by screw, before the box body, back two ends are provided with the groove of swallow-tail form, before the upper bearing (metal) box is installed in the chute inside of two-way turntable, between the back locating piece, described big belt pulley is fixed in the top of two-way turntable by screw, the top of the axis of rotation is passed from the upper bearing (metal) box, small belt pulley is installed on the shaft shoulder on axis of rotation top, be provided with spacer between small belt pulley and the upper bearing (metal) box, last spacer also is enclosed within on the axis of rotation, described water seal assembly is connected the top of the axis of rotation, following two-way turntable is identical with the structure of last two-way turntable, before front and rear in the chute of following two-way turntable also is separately installed with, back locating piece, following two-way turntable is installed in the following cavity of casing, following two-way turntable is fixed in the bottom of hollow shaft by screw, the lower bearing box is identical with upper bearing (metal) box structure, before the lower bearing box is installed in down the chute inside of two-way turntable, between the back locating piece, the bottom of the axis of rotation is passed from the lower bearing box, described drill bit assembly is connected the bottom of the axis of rotation, be provided with down spacer between drill bit assembly and the lower bearing box, the upper end mouth of pipe of the wireway on the air guide undercut on the last two-way turntable left cylinder and the hollow shaft sidewall is communicated with, and the lower end mouth of pipe of the wireway on the air guide undercut on the following two-way turntable left cylinder and the hollow shaft sidewall is communicated with.
2. stone milling machine head as claimed in claim 1, it is characterized in that: described water seal assembly is by cylindrical shell, top cover, bottom, the graphite grazing seat, carbon seal ring, the rubber spring seat, spiral compression spring and two high-speed bearings are formed, the inside of described cylindrical shell is provided with an annular lip, this annular lip is divided into epicoele and cavity of resorption with cylinder lumen, two high-speed bearings are installed in the cavity of resorption of cylindrical shell, described graphite grazing seat is installed in the epicoele of cylindrical shell, carbon seal ring is installed in the graphite grazing seat, the rubber spring seat is pressed in the carbon seal ring, spiral compression spring is socketed in the outside of rubber spring seat, top cover, bottom is screwed onto the top and the bottom of cylindrical shell respectively.
3. stone milling machine head as claimed in claim 1 is characterized in that: described drill bit assembly is made up of adapter sleeve, hexagonal locknut, drill bit, and adapter sleeve is screwed onto the bottom of the axis of rotation, and drill bit is screwed onto on the adapter sleeve, and the hexagonal locknut is screwed onto on the drill bit.
4. stone milling machine head as claimed in claim 1, it is characterized in that: the both sides of described left cylinder are provided with the adjusting screw, the both sides of right cylinder body also are provided with the adjusting screw, and each is regulated on the screw and has placed a set screw, is bolted with a locknut on each set screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101478382A CN101564872B (en) | 2009-06-15 | 2009-06-15 | Stone milling machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101478382A CN101564872B (en) | 2009-06-15 | 2009-06-15 | Stone milling machine head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101564872A true CN101564872A (en) | 2009-10-28 |
| CN101564872B CN101564872B (en) | 2011-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101478382A Expired - Fee Related CN101564872B (en) | 2009-06-15 | 2009-06-15 | Stone milling machine head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101564872B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895808A (en) * | 2017-04-27 | 2017-06-27 | 嘉兴晟友机械科技有限公司 | A kind of device for detecting length of repacking measurement equipment axis |
| CN107322242A (en) * | 2017-07-20 | 2017-11-07 | 重庆理工大学 | The method that valve guide hole and valve retainer hole are processed using horizontal milling machine |
-
2009
- 2009-06-15 CN CN2009101478382A patent/CN101564872B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895808A (en) * | 2017-04-27 | 2017-06-27 | 嘉兴晟友机械科技有限公司 | A kind of device for detecting length of repacking measurement equipment axis |
| CN106895808B (en) * | 2017-04-27 | 2022-11-15 | 嘉兴晟友机械科技有限公司 | Length detection device for middle shaft of shaft detection equipment |
| CN107322242A (en) * | 2017-07-20 | 2017-11-07 | 重庆理工大学 | The method that valve guide hole and valve retainer hole are processed using horizontal milling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101564872B (en) | 2011-07-13 |
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