CN203343782U - Clamping device of circular saw web - Google Patents
Clamping device of circular saw web Download PDFInfo
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- CN203343782U CN203343782U CN 201320314725 CN201320314725U CN203343782U CN 203343782 U CN203343782 U CN 203343782U CN 201320314725 CN201320314725 CN 201320314725 CN 201320314725 U CN201320314725 U CN 201320314725U CN 203343782 U CN203343782 U CN 203343782U
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Abstract
The utility model discloses a clamping device of a circular saw web. The clamping device of the circular saw web comprises an inner clamping disk and an outer clamping disk, an inner clamping disk shaft hole is formed in the center of the inner clamping disk, the outer clamping disk is provided with an outer clamping disk shaft hole, the inner surface of the outer clamping disk is tightly attached to the outer surface of the inner clamping disk in a matched mode, saw web installation space used for installing the saw web is formed between the inner clamping disk and the outer clamping disk, and the hole diameter of the inner clamping disk shaft hole is smaller than that of the outer clamping disk shaft hole; a pressing disk enabling the outer clamping disk to be tightly pressed on the inner clamping disk is arranged on the outer surface of the outer clamping disk, a pressing disk rotation control structure is arranged on the pressing disk and provided with pressing disk bolts connected with the inner clamping disk, and the axial drop shadow of each pressing disk bolt on the outer clamping disk is located in the outer clamping shaft hole of the outer clamping disk; the periphery of the pressing disk is provided with a plurality of radial protrusions, the outer clamping disk is provided with radial grooves communicated with the outer clamping disk shaft hole, the radial protrusions are matched with the radial grooves, and the center line of the inner clamping disk, the center line of the outer clamping disk and the center line of the pressing disk are distributed coaxially. By means of the clamping device, time for replacing the saw web is short, and replacement efficiency is high.
Description
Technical field
The utility model relates to the clamping device of metal saw blade in a kind of saw, especially the clamping device of saw blade.
Background technology
Saw is widely used in mill, for rolled piece is carried out to crop, back-end crop, samples and cut cut lengths etc., to obtain the neat scale product of section.The saw of sawing normal temperature rolled piece is called cold sawing machine, and the saw of sawing high temperature rolled piece is called hot-metal sawing machine.Saw blade, as the cutting tool of saw, just need to more renew saw blade after using certain hour, therefore change the direct influence of rolled rhythm of time length of saw blade.
Traditional saw blade clamping device as shown in Figure 1, mainly is comprised of interior chuck A, outer chuck B, bolt, nut etc.The saw blade installing space C that saw blade is installed is arranged in the middle of interior chuck A and outer chuck B, interior outer bolt, nut dismounting need to be got off during replacing, and then outer chuck is unloaded, then hang out old saw blade.Return while filling pack into successively new saw blade, outer chuck, nut, then by bolt, nut pretension.The inside and outside two-layer quantity of bolt, nut is generally 12 covers, and this device completes a sawblade-replacing probably needs 45 minutes, wherein only dismantle 12 cover bolt and nuts reach back the dress bolt and nut just need to be approximately 25 minutes, replacing saw blade efficiency is slow, has a strong impact on rolling rhythm.
The utility model content
Technical problem to be solved in the utility model is: a kind of saw blade clamping device that saw blade efficiency is high of changing is provided.
The utility model solves the technical scheme that its technical problem adopts: the clamping device of saw blade, the outer chuck that there is the interior chuck of interior chuck axis hole and there is outer chuck axis hole in the middle of comprising, the inner surface snug fit of outer chuck is at the outer surface of interior chuck, there is the saw blade installing space that saw blade is installed between interior chuck and outer chuck, it is characterized in that: the aperture of described interior chuck axis hole is less than the aperture of outer chuck axis hole, the chuck outer surface is provided with outer chuck is pressed on to the platen on interior chuck outside, be provided with the platen rotary control structure on platen, be provided with the platen bolt of chuck in connecting on the platen rotary control structure, the described platen bolt axis projection on chuck outside is arranged in the outer chuck axis hole of outer chuck, the outward flange of described platen is provided with a plurality of radial projection, is provided with the radial groove communicated with outer chuck axis hole on outer chuck, and described radial projection and radial groove are suitable, and the center line of described interior chuck, outer chuck and platen is coaxially arranged.
As a kind of preferred version wherein, described platen rotary control structure is a plurality of circular arc through holes that are arranged on platen, and described platen bolt is connected on interior chuck by the circular arc through hole.
Be further, the outer surface of described interior chuck has a boss, two boss that diameter reduces successively, the inner surface of described outer chuck is engaged in the outer surface of a boss, the outer chuck shaft hole matching of outer chuck is at the excircle of two boss, the outer surface of the excircle of a boss, interior chuck and outside form described saw blade installing space between the inner surface of chuck.
As the preferred scheme of another kind, described platen rotary control structure is the external pressure plate that is arranged on the platen outer surface, outward flange at external pressure plate is provided with the outer radial projection suitable with radial groove, be provided with the through hole through the platen bolt on the card of external pressure plate, described platen has the platen axis hole, the aperture of platen axis hole is less than the aperture of outer chuck axis hole and is greater than the aperture of interior chuck axis hole, after platen bolt via through holes, platen axis hole, external pressure plate is connected with interior chuck.
Be further, described interior chuck outer surface has a boss, two boss, three boss that diameter reduces successively, the inner surface of described outer chuck is engaged in the outer surface of a boss, the outer chuck shaft hole matching of outer chuck is at the excircle of two boss, the outer surface of a boss excircle, interior chuck and outside form described saw blade installing space between the inner surface of chuck, the outer surface of three boss coordinates with the platen inner surface, the excircle of three boss and platen shaft hole matching.
Further, described radial projection has 3～6.
Further, be provided with coaxially arranged pin-and-hole on the interior chuck of saw blade installing space correspondence position and outer chuck.
Be further, be provided with the chuck be fixed on the platen bolt on the platen bolt, after described platen bolt is pressed on outer chuck surface by platen, described chuck is positioned at the screwed hole exit of chuck, is provided with the stop pin of chuck in chuck inserts on chuck.
Further, at the outer surface of interior chuck, be provided with the gland that diameter is greater than interior chuck axis hole, on described gland, be provided with removable connector.
The beneficial effects of the utility model are: can guarantee the thrust of saw blade, can save again the replacing time of saw blade; Be no more than 15 minutes through the whole Renewal process of experiment, the replacing time is short, changes saw blade efficiency high; Be provided with coaxially arranged pin-and-hole at the saw blade installing space on corresponding interior chuck and outer chuck, chuck and outer chuck in effectively connecting, fast and easy is taken out saw blade, prevents the saw blade sawing rotation, safe and reliable; The platen bolt is fixed on interior chuck by stop pin, avoids the rotation of platen bolt; On interior chuck, there is diameter to be greater than the gland of interior chuck axis hole, gland is fastened on interior chuck on mandrel, and while avoiding the saw running, the clamping device of saw blade comes off from mandrel, increased the security of saw blade clamping device, be particluarly suitable for applying in the clamping device of saw blade.
The accompanying drawing explanation
Fig. 1 is the cutaway view of prior art; In Fig. 1, be labeled as: interior chuck A, outer chuck B, saw blade installing space C, saw blade 15.
Fig. 2 is the cutaway view of embodiment 1;
Fig. 3 is the cutaway view of embodiment 2;
Fig. 4 is the structural representation after embodiment 2 installs saw blade;
Fig. 5 is the top view of embodiment 1 under locking state;
Fig. 6 is the top view of embodiment 1 when changing saw blade;
Fig. 7 is the top view of interior chuck in embodiment 1;
Fig. 8 is the top view for embodiment 1 and embodiment 2 China and foreign countries' chucks;
Fig. 9 is the top view of platen in embodiment 1;
Figure 10 is the top view of embodiment 2 under locking state;
Figure 11 is the top view of embodiment 2 when changing saw blade;
Figure 12 is the top view of interior chuck in embodiment 2;
Figure 13 is the top view of platen in embodiment 2;
Figure 14 is the top view of external pressure plate in embodiment 2;
In Fig. 2 to Figure 14, Reference numeral is: chuck in 1-, chuck axis hole in 1d-, 1a-mono-boss, 1b-bis-boss, 1c-tri-boss, the outer chuck of 2-, the outer chuck axis hole of 2d-, 3-saw blade installing space, 41-platen bolt, 42-removable connector, 5-nut, 61-pin-and-hole, the 62-stop pin, 7-outer radial projection, 8-platen, 8d-platen axis hole, the 9-external pressure plate, 9d-external pressure plate axis hole, 10-radial projection, 11-radial groove, 12-circular arc through hole, 13-chuck, 14-gland, 15-saw blade, 16-through hole.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As Fig. 2, 3, 8, 9, 13, shown in 14, the clamping device of saw blade, the outer chuck 2 that there is the interior chuck 1 of interior chuck axis hole 1d and there is outer chuck axis hole 2d in the middle of comprising, the inner surface snug fit of outer chuck 2 is at the outer surface of interior chuck 1, there is the saw blade installing space 3 that saw blade is installed between interior chuck 1 and outer chuck 2, the aperture of described interior chuck axis hole 1d is less than the aperture of outer chuck axis hole 2d, chuck 2 outer surfaces are provided with outer chuck 2 are pressed on to the platen 8 on interior chuck 1 outside, be provided with the platen rotary control structure on platen 8, be provided with the platen bolt 41 of chuck 1 in connecting on the platen rotary control structure, described platen bolt 41 axis projection on chuck 2 outside is arranged in the outer chuck axis hole 2d of outer chuck 2, the outward flange of described platen 8 is provided with a plurality of radial projection 10, be provided with the radial groove 11 communicated with outer chuck axis hole 2d on outer chuck 2, described radial projection 10 is suitable with radial groove 11, and the center line of described interior chuck 1, outer chuck 2 and platen 8 is coaxially arranged.
In the utility model: described platen rotary control structure is the structure of controlling platen 8 rotations, in the situation that the nut 5 of platen bolt 41 is locked, platen 8 is close to outer chuck 2 outer surfaces, and, in the situation that the nut 5 of working as platen bolt 41 unscrews, can make platen 8 structure that chuck 2 outer surfaces are rotated outside; Described inner surface and outer surface are after the clamping device installation of whole saw blade, one side near interior chuck 1 is inner surface, one side away from interior chuck 1 is outer surface, in Fig. 2 to Figure 14 when whole clamping device horizontal positioned, the upper surface of all parts is outer surface, and lower surface is inner surface, and after clamping device turn 90 degrees by dextrorotation in Fig. 2 to Figure 14, the left surface of all parts is inner surface, and right surface is outer surface.Radial projection 10 refers to that with radial groove 11 is suitable the shape and size of radial projection 10 and radial groove 11 are all suitable, the outline line that is radial projection 10 is similar to the outline line of radial groove 11, the orthographic projection outline line of radial projection 10 is in radial groove 11 orthographic projection outline line inside, if radial projection 10 tops and radial projection 10 roots are respectively D1, D2 to the distance of platen 8 center lines, radial groove 11 bottoms and radial groove 11 tops are respectively D3, D4 to the distance of outer chuck axis hole 2d center line, and D1<D3, D2<D4 are arranged.
During assembling, interior chuck 1 is packed in mandrel, platen bolt 41 is packed in interior chuck 1, then pack into successively saw blade 15, outer chuck 2 and platen 8, make platen bolt 41 through the platen rotary control structure, and allow the radial projection 10 of platen 8 and the radial groove 11 of outer chuck 2 stagger, as shown in Fig. 5 and Figure 10, the nut 5 that finally screws in platen bolt 41 is tightened, and can make platen bolt 41 that platen 8, outer chuck 2 and interior chuck 1 are fixed successively and forms locking state.While changing saw blade 15, only need unscrew the nut 5 on platen bolt 41, now, platen 8 no longer is pressed on outer chuck 2 outer surfaces, as shown in Fig. 6 and Figure 11, setting due to the platen rotary control structure, can make the radial groove 11 of the radial projection 10 of platen 8 over against outer chuck 2 by rotation platen 8, now, due to platen bolt 41 outside the axis projection on chuck 2 be arranged in the outer chuck axis hole 2d of outer chuck 2, platen bolt 41 does not have the card of directly passing outer chuck 2, can smoothly outer chuck 2 be taken out from the periphery of platen 8, and then take out saw blade 15 and change and get final product.For background technology, the utility model only needs the nut 5 that unscrews platen bolt 41 saw blade 15 can be taken out and changed when changing saw blade 15, does not need to remove fully platen bolt 41, therefore, can greatly improve the replacing efficiency of saw blade 15.
On the basis of above-mentioned embodiment, wherein preferred embodiment a kind of as the platen rotary control structure, as shown in Fig. 5,6 and 9, described platen rotary control structure is a plurality of circular arc through holes 12 that are arranged on platen 8, and described platen bolt 41 is connected on interior chuck 1 by circular arc through hole 12.A plurality of circular arc through holes 12 can arrange a plurality of platen bolts 41 and connect platen 8 and interior chuck 1, increase the fastening force of the clamping device of saw blade 15.During assembling, interior chuck 1 is packed in mandrel, platen bolt 41 is packed in interior chuck 1, then pack into successively saw blade 15, outer chuck 2 and platen 8, make circular arc through hole on platen 8 12 through platen bolt 41, and allow the radial projection 10 of platen 8 and the radial groove 11 of outer chuck 2 stagger, as 2 with as shown in Fig. 5, finally by the nut 5 that screws in platen bolt 41, tighten, can make platen bolt 41 that platen 8, outer chuck 2 are fixed successively with interior chuck 1 and form locking state.While changing saw blade 15, only need unscrew the nut 5 on platen bolt 41, now, platen 8 no longer is pressed on outer chuck 2 outer surfaces, as shown in Figure 6, because circular arc through hole 12 arranges, can make circular arc through hole 12 along with rotation by rotation platen 8, now platen bolt 41 is in the interior motion of circular arc through hole 12, when the radial projection 10 of platen 8 during over against the radial groove 11 of outer chuck 2, due to platen bolt 41 outside the axis projection on chuck 2 be arranged in the outer chuck axis hole 2d of outer chuck 2, platen bolt 41 does not have the card of directly passing outer chuck 2, can smoothly outer chuck 2 be taken out from the periphery of platen 8, and then take out saw blade 15 and change and get final product.
In the above-described embodiment, interior chuck 1 outer surface can be plane, saw blade 15 is pressed in interior chuck 1 outer surface, and outer chuck 2 is pressed in saw blade 15 outer surfaces, and platen 8 is pressed in outer chuck 2 outer surfaces, and in radial projection 10 during over against radial groove 11, platen 8, owing to not supporting, can drop and be pressed on interior chuck 1, while changing saw blade 15, need to lift platen 8, again saw blade 15 and outer chuck 2 are loaded onto, therefore be unfavorable for the location of saw blade 15, outer chuck 2 and platen 8.Location for convenient saw blade 15 and outer chuck 2, as preferred embodiment, as shown in Figure 2 and Figure 7, the outer surface of described interior chuck 1 has a boss 1a, the two boss 1b that diameter reduces successively, the inner surface of described outer chuck 2 is engaged in the outer surface of a boss 1a, the outer chuck axis hole 2d of outer chuck 2 is engaged in the excircle of two boss 1b, the outer surface of the excircle of a boss 1a, interior chuck 1 and outside form described saw blade installing space 3 between the inner surface of chuck 2.Like this, the hole of saw blade 15 just is engaged in the excircle of a boss 1a, the outer chuck axis hole 2d of outer chuck 2 is engaged in the excircle of two boss 1b, and the inner surface of platen 8 is arranged on the outer surface of the outer surface of two boss 1b and outer chuck 2, can be beneficial to the location of saw blade 15, outer chuck 2 and platen 8.
Another preferred embodiment as the platen rotary control structure, described platen rotary control structure is the external pressure plate 9 that is arranged on platen 8 outer surfaces, outward flange at external pressure plate 9 is provided with the outer radial projection 7 suitable with radial groove 11, be provided with the through hole 16 through platen bolt 41 on the card of external pressure plate 9, described platen 8 has platen axis hole 8d, the aperture of platen axis hole 8d is less than the aperture of outer chuck axis hole 2d and is greater than the aperture of interior chuck axis hole 1d, after platen bolt 41 via through holes 16, platen axis hole 8d, external pressure plate 9 is connected with interior chuck 1.During assembling, interior chuck 1 is packed in mandrel, platen bolt 41 is packed in interior chuck 1, then the saw blade 15 of packing into successively, outer chuck 2, platen 8 and external pressure plate 9, make the through hole 16 on external pressure plate 9 pass platen bolt 41, and allow the radial projection 10 of platen 8 and the radial groove 11 of outer chuck 2 stagger, outer radial projection 7 on external pressure plate 9 is over against the radial groove 11 on outer chuck 2, as Fig. 3, 4 with shown in Figure 10, finally by the nut 5 that screws in platen bolt 41, tighten, can make platen bolt 41 by external pressure plate 9, platen 8, outer chuck 2 is fixed successively with interior chuck 1 and forms locking state.While changing saw blade 15, only need unscrew the nut 5 on platen bolt 41, now, platen 8 no longer is pressed between outer chuck 2 outer surfaces and external pressure plate 9 inner surfaces, as shown in figure 11, due to platen bolt 41 via through holes 16, after platen axis hole 8d, external pressure plate 9 is connected with interior chuck 1, platen 8 is not directly through platen bolt 41, can make the radial groove 11 of radial projection 10 over against outer chuck 2 by rotation platen 8, simultaneously, external pressure plate 9 is motionless, outer radial projection 7 is still over against radial groove 11, can smoothly outer chuck 2 be taken out from platen 8 and the periphery of external pressure plate 9, and then take out saw blade 15 and change and get final product.
In the above-described embodiment, if the outer surface of interior chuck 1 is plane, also can realize the assembling of whole clamping device, but be unfavorable for the location of saw blade 15, outer chuck 2, platen 8 and external pressure plate 9.When changing saw blade 15, when outer radial projection 7, with radial projection 10 during over against radial groove 11, platen 8 and external pressure plate 9 are owing to not supporting, can drop and be pressed on interior chuck 1, need to lift platen 8 and external pressure plate 9 while changing saw blade 15, then saw blade 15 and outer chuck 2 be loaded onto to inconvenient operation.Therefore, as preferred embodiment, as shown in Fig. 3,4,12, described interior chuck 1 outer surface has a boss 1a, two boss 1b, the three boss 1c that diameter reduces successively, the inner surface of described outer chuck 2 is engaged in the outer surface of a boss 1a, the outer chuck axis hole 2d of outer chuck 2 is engaged in the excircle of two boss 1b, the outer surface of a boss 1a excircle, interior chuck 1 and outside form described saw blade installing space 3 between the inner surface of chuck 2, the outer surface of three boss 1c coordinates with platen 8 inner surfaces, and the excircle of three boss 1c coordinates with platen axis hole 8d.Like this, the hole of saw blade 15 just is engaged in the excircle of a boss 1a, the outer chuck axis hole 2d of outer chuck 2 is engaged in the excircle of two boss 1b, the inner surface of platen 8 is arranged on the outer surface of the outer surface of two boss 1b and outer chuck 2, the platen axis hole 8d of platen 8 is engaged in the excircle of three boss 1c, external pressure plate 9 inner surfaces are engaged in the outer surface of platen 8 and three boss 1c, can be beneficial to the location of saw blade 15, outer chuck 2, platen 8 and external pressure plate 9.
The radial projection 10 of platen 8 can be one, two, three, four or more, if radial projection 10 is one, although also can take out fast saw blade 15, but can cause the quality of whole clamping device inhomogeneous, during the saw running, centrifugal force inequality on the clamping device circumference, easily form cutting to mandrel, affects the service life of mandrel.And adopt two radial projection 10, and radial projection 10 areas are too little, and externally the thrust of chuck 2 is little, can not good fastening saw blade 15.Radial projection 10 is too many, if radial projection 10 and radial groove 11 misalignment a little, radial projection 10 can block 11, to such an extent as to outer chuck 2 can not take out.And, more than radial projection 10, when outer chuck 2 takes off, the angle of rotation is less.Too little angle is wayward, the state of more difficult assurance locking and replacing saw blade 15.So, as preferred embodiment, as shown in Fig. 8,9,13,14, described radial projection 10 is 3～6.Same, described radial groove 11 is also 3～6.
During the saw rotation, saw blade 15 is along with the clamping device rotation.If saw blade 15 is only compressed with outer chuck 2 by interior chuck 1, axial restraint has been lived saw blade 15.But the time has been grown, saw blade 15 can be along with rotation.If also be bolted between interior chuck 1 and outer chuck 2, the impact that the speed of replacing saw blade 15 still is subject to tearing open bolt.In order to prevent saw blade 15 motions, reduce the time of changing saw blade 15.As preferred embodiment, as shown in Figure 2,3, 4, on the interior chuck 1 of saw blade installing space 3 correspondence positions and outer chuck 2, be provided with coaxially arranged pin-and-hole 61.Like this, can be fastenedly connected saw blade 15 and interior chuck 1 and outer chuck 2 by pin through pin-and-hole 61, prevent that saw blade 15 from rotating.
Although the platen bolt 41 that the platen rotary control structure is connected with interior chuck 1 is fastening saw blade 15 well.But speed while turning round due to saw, platen bolt 41 easily rotates, and causes platen bolt 41 loosening.For the reliability that guarantees that platen bolt 41 connects, prevent 41 rotations of platen bolt, as preferred embodiment, as shown in Figure 2,3, 4, be provided with the chuck 13 be fixed on platen bolt 41 on platen bolt 41, after described platen bolt 41 is pressed on outer chuck 2 surfaces by platen 8, described chuck 13 is positioned at the screwed hole exit of chuck 1, is provided with the stop pin 62 of chuck 1 in chuck 13 inserts on chuck 13.Like this, stop pin 62 can prevent the natural rotation of platen bolt 41, can prevent the loosening of whole clamping device.
As shown in Fig. 2,5,6,7,8,9, the clamping device of saw blade, comprise interior chuck 1, outer chuck 2, platen 8.The inner surface snug fit of outer chuck 2 is at the outer surface of interior chuck 1, and the inner surface of platen 8 is close to the outer surface of outer chuck 2.Interior chuck 1 outer surface is a boss 1a, the two boss 1b that diameter reduces successively.The excircle that forms saw blade installing space 3, two boss 1b between the outer surface of one boss 1a excircle and interior chuck 1, the inner surface of outer chuck 2 coordinates with outer chuck axis hole 2d, and the inner surface of platen 8 is engaged in the outer surface of two boss 1b and outer chuck 2.Platen 8 outward flanges are provided with a plurality of radial projection 10, are provided with the radial groove 11 communicated with outer chuck axis hole 2d on outer chuck 2, and described radial projection 10 is suitable with radial groove 11.Three circular arc through holes 12 that along the circumferential direction arrange are arranged on platen 8, and platen bolt 41 is connected platen 8 by circular arc through hole 12 with interior chuck 1.Interior chuck 1 and outer chuck 2 are provided with coaxially arranged pin-and-hole 61.There is the chuck 13 be fastenedly connected with platen bolt 41 in screwed hole exit near interior chuck 1, and stop pin 62 is connected with interior chuck 1 through chuck 13.On interior chuck 1, have diameter to be greater than the gland 14 of interior chuck axis hole 1d, gland 14 is connected gland 14 by removable connector 42 with mandrel.
During assembling, interior chuck 1 is packed in mandrel, with gland 14, compress interior chuck 1, removable connector 42 is fixed on gland 14 on mandrel.Three the platen bolts 41 of packing into.Then saw blade 15, outer chuck 2, platen 8 are loaded onto successively, platen bolt 41 stretches out from the circular arc through hole 12 of platen 8, allows the radial projection 10 of platen 8 and the radial groove 11 of outer chuck 2 stagger, as shown in Figure 5.Through pin-and-hole 61, interior chuck 1 is connected by pin with outer chuck 2.The nut 5 of finally packing into is tightened fixing, is locking state.While changing saw blade 15, only need to unscrew the nut 5 on platen bolt 41, then rotate platen 8 and make the radial groove 11 of the radial projection 10 of platen 8 over against outer chuck 2, as shown in Figure 6, can take out outer chuck 2, then take out saw blade 15 and changed.
The present embodiment processing is simple, and connector is few, can change faster saw blade 15, and the clamping device that has improved saw blade is changed the efficiency of saw blade 15, has improved the efficiency of whole production.
As shown in Fig. 3,4,8,10,11,12,13,14, comprise interior chuck 1, outer chuck 2, platen 8, external pressure plate 9.The inner surface snug fit of outer chuck 2 is at the outer surface of interior chuck 1, and the inner surface of platen 8 is close to the outer surface of outer chuck 2, and the inner surface of external pressure plate 9 is close to the outer surface of platen 8.Interior chuck 1 outer surface is a boss 1a, two boss 1b, the three boss 1c that diameter reduces successively, form saw blade installing space 3 between the outer surface of one boss 1a excircle and interior chuck 1, the inner surface of outer chuck 2, the excircle of two boss 1b coordinates with outer chuck axis hole 2d, and the excircle of three boss 1c coordinates with platen axis hole 8d.The outward flange of platen 8 and external pressure plate 9 is respectively arranged with the radial projection 10 and outer radial projection 7 that shape is identical.Outer chuck axis hole 2d place is evenly equipped with the radial groove 11 suitable with described radial projection 10.After platen bolt 41 via through holes 16, platen axis hole 8d, external pressure plate 9 is connected with interior chuck 1.Interior chuck 1 and outer chuck 2 are provided with coaxially arranged pin-and-hole 61.Screwed hole exit near interior chuck 1 has and the chuck 13 be fixed on platen bolt 41, and stop pin 62 is connected with interior chuck 1 through chuck 13.On interior chuck 1, have diameter to be greater than the gland 14 of interior chuck axis hole 1d, gland 14 is connected gland 14 by removable connector 42 with mandrel.
During assembling, interior chuck 1 is packed in mandrel, with gland 14, compress interior chuck 1, removable connector 42 is fixing by gland 14 by the screwed hole on gland 14.The platen bolt 41 of packing into, then load onto saw blade 15, outer chuck 2, platen 8, external pressure plate 9 successively.Allow the radial groove 11 of outer chuck 2 over against the outer radial projection 7 of external pressure plate 9, allow platen 8 radial projection 10 with the outer radial projection 7 of external pressure plate 9, stagger, as shown in figure 10.Through pin-and-hole 61, interior chuck 1 is connected by pin with outer chuck 2.The nut 5 of finally packing on platen bolt 41 is tightened fixing, is locking state.While changing saw blade 15, only need to unscrew the nut 5 on platen bolt 41, then rotating platen 8 makes the radial projection 10 of platen 8 overlap with the radial projection 10 of external pressure plate 9, namely with the radial groove 11 on outer chuck 2, overlap, as shown in figure 11, can take out outer chuck 2, then take out saw blade 15 and changed.
The present embodiment processing is simple, and connector is few, can change faster saw blade 15, and the clamping device that has improved saw blade is changed the efficiency of saw blade, has improved the efficiency of whole production.
Claims (9)
1. the clamping device of saw blade, the outer chuck (2) that there is the interior chuck (1) of interior chuck axis hole (1d) and there is outer chuck axis hole (2d) in the middle of comprising, the inner surface snug fit of outer chuck (2) is at the outer surface of interior chuck (1), there is the saw blade installing space (3) that saw blade is installed between interior chuck (1) and outer chuck (2), it is characterized in that: the aperture of described interior chuck axis hole (1d) is less than the aperture of outer chuck axis hole (2d), chuck (2) outer surface is provided with outer chuck (2) is pressed on to the platen (8) on interior chuck (1) outside, be provided with the platen rotary control structure on platen (8), be provided with the platen bolt (41) of chuck (1) in connecting on the platen rotary control structure, described platen bolt (41) axis projection on chuck (2) outside is arranged in the outer chuck axis hole (2d) of outer chuck (2), the outward flange of described platen (8) is provided with a plurality of radial projection (10), be provided with the radial groove (11) communicated with outer chuck axis hole (2d) on outer chuck (2), described radial projection (10) is suitable with radial groove (11), and the center line of described interior chuck (1), outer chuck (2) and platen (8) is coaxially arranged.
2. the clamping device of saw blade as claimed in claim 1, it is characterized in that: described platen rotary control structure is for to be arranged on a plurality of circular arc through holes (12) on platen (8), and described platen bolt (41) is connected on interior chuck (1) by circular arc through hole (12).
3. the clamping device of saw blade as claimed in claim 2, it is characterized in that: the outer surface of described interior chuck (1) has a boss (1a), two boss (1b) that diameter reduces successively, the inner surface of described outer chuck (2) is engaged in the outer surface of a boss (1a), the outer chuck axis hole (2d) of outer chuck (2) is engaged in the excircle of two boss (1b), the outer surface of the excircle of a boss (1a), interior chuck (1) and outside form described saw blade installing space (3) between the inner surface of chuck (2).
4. the clamping device of saw blade as claimed in claim 1, it is characterized in that: described platen rotary control structure is for being arranged on the external pressure plate (9) of platen (8) outer surface, outward flange at external pressure plate (9) is provided with the outer radial projection (7) suitable with radial groove (11), be provided with the through hole (16) through platen bolt (41) on the card of external pressure plate (9), described platen (8) has platen axis hole (8d), the aperture of platen axis hole (8d) is less than the aperture of outer chuck axis hole (2d) and is greater than the aperture of interior chuck axis hole (1d), platen bolt (41) via through holes (16), after platen axis hole (8d), external pressure plate (9) is connected with interior chuck (1).
5. the clamping device of saw blade as claimed in claim 4, it is characterized in that: described interior chuck (1) outer surface has the boss (1a) that diameter reduces successively, two boss (1b), three boss (1c), the inner surface of described outer chuck (2) is engaged in the outer surface of a boss (1a), the outer chuck axis hole (2d) of outer chuck (2) is engaged in the excircle of two boss (1b), at a boss (1a) excircle, form described saw blade installing space (3) between the inner surface of the outer surface of interior chuck (1) and outer chuck (2), the outer surface of three boss (1c) coordinates with platen (8) inner surface, the excircle of three boss (1c) coordinates with platen axis hole (8d).
6. the clamping device of saw blade as claimed in claim 1, it is characterized in that: described radial projection (10) has 3～6.
7. according to the clamping device of the described saw blade of any one claim in claim 1 to 6, it is characterized in that: on the interior chuck (1) of saw blade installing space (3) correspondence position and outer chuck (2), be provided with coaxially arranged pin-and-hole (61).
8. the clamping device of saw blade as claimed in claim 1, it is characterized in that: be provided with the chuck (13) be fixed on platen bolt (41) on platen bolt (41), after described platen bolt (41) is pressed on outer chuck (2) surface by platen (8), described chuck (13) is positioned at the screwed hole exit of chuck (1), is provided with the stop pin (62) of chuck (1) in chuck (13) inserts on chuck (13).
9. the clamping device of saw blade as claimed in claim 1, it is characterized in that: the outer surface at interior chuck (1) is provided with the gland (14) that diameter is greater than interior chuck axis hole (1d), is provided with removable connector (42) on described gland (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320314725 CN203343782U (en) | 2013-06-03 | 2013-06-03 | Clamping device of circular saw web |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320314725 CN203343782U (en) | 2013-06-03 | 2013-06-03 | Clamping device of circular saw web |
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| Publication Number | Publication Date |
|---|---|
| CN203343782U true CN203343782U (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320314725 Expired - Lifetime CN203343782U (en) | 2013-06-03 | 2013-06-03 | Clamping device of circular saw web |
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| Country | Link |
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| CN (1) | CN203343782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691217A (en) * | 2013-12-19 | 2014-04-02 | 济南乾坤环保设备有限公司 | Duplex oil filtering disc for oil filter |
| CN107127399A (en) * | 2017-07-11 | 2017-09-05 | 辽宁科技大学 | A kind of new saw saw blade attachment structure and preparation method thereof |
-
2013
- 2013-06-03 CN CN 201320314725 patent/CN203343782U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691217A (en) * | 2013-12-19 | 2014-04-02 | 济南乾坤环保设备有限公司 | Duplex oil filtering disc for oil filter |
| CN103691217B (en) * | 2013-12-19 | 2016-06-29 | 济南乾坤环保设备有限公司 | A kind of duplex oil filtering disc for oil filter |
| CN107127399A (en) * | 2017-07-11 | 2017-09-05 | 辽宁科技大学 | A kind of new saw saw blade attachment structure and preparation method thereof |
| CN107127399B (en) * | 2017-07-11 | 2023-11-03 | 辽宁科技大学 | Novel saw blade connecting structure of sawing machine and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180314 Address after: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee after: CHINA ERZHONG GROUP (DEYANG) HEAVY INDUSTRIES Co.,Ltd. Address before: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee before: CHINA ERZHONG GROUP (DEYANG) HEAVY INDUSTRIES Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |
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| CX01 | Expiry of patent term |