CN113263220B - Saw blade clamping guide device and saw blade clamping guide method - Google Patents
Saw blade clamping guide device and saw blade clamping guide method Download PDFInfo
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- CN113263220B CN113263220B CN202110624029.7A CN202110624029A CN113263220B CN 113263220 B CN113263220 B CN 113263220B CN 202110624029 A CN202110624029 A CN 202110624029A CN 113263220 B CN113263220 B CN 113263220B
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- saw blade
- guide
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- assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D55/00—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts
- B23D55/08—Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts of devices for guiding or feeding strap saw blades
- B23D55/082—Devices for guiding strap saw blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/12—Straight saw blades; Strap saw blades
Abstract
The invention provides a saw blade clamping and guiding device and a saw blade clamping and guiding method, wherein the saw blade clamping and guiding device comprises: an upper clamp assembly capable of clamping an upper end of a saw blade; a lower clamp assembly capable of clamping a lower end of a saw blade; the saw blade guide assembly can guide and position a saw blade; and the lower clamp loosening assembly can control the lower clamp assembly to clamp or loosen the lower end of the saw blade. The numerical control saw blade clamping device is reasonable and ingenious in structural design, clamping and loosening operations of the saw blade are realized, the problem that the saw blade or the guide groove is abraded only by adjusting the gap between the guide lug and the guide groove to be convenient to overcome can be solved, clamps with different specifications are not required to be equipped, the universality of the device is improved, and the production cost of the numerical control saw machine is effectively reduced; in addition, this kind of structural design guarantee machine tooling is loosened under the saw blade during cross bridge position to cross bridge position smoothly, reduce the human cost on the one hand, on the other hand improves production efficiency. The problem of current numerical control sawing machine at the not high intelligent degree of clamping saw blade and change saw blade is solved.
Description
Technical Field
The invention relates to the technical field of sawing machine equipment, in particular to a saw blade clamping and guiding device and a saw blade clamping and guiding method.
Background
The numerical control sawing machine has the advantages of high processing speed, low acquisition cost and the like, and is widely applied to the technical field of machining. The existing numerical control sawing machine mainly achieves the purpose of positioning the saw blade through a guiding device provided with a fixed positioning groove, but the saw blade can rub against the positioning groove when being cut, and after the using time reaches a certain length, the positioning groove can not well position the saw blade, so that the saw blade is easy to slip or displace when being cut, and the cost for directly replacing a clamp is high and is wasted; the saw blades with different specifications are required to be provided with clamps with different specifications, and the clamp is low in universality, so that the production cost of the numerical control sawing machine is high;
in addition, the intelligent degree of the existing numerical control sawing machine for clamping and replacing the saw blade is not high, and when the cutting station is replaced or the saw blade is taken out and the like, the automatic clamping of the saw blade is difficult to realize, so that the manual intervention is too much, the labor cost is increased on one hand, and the production efficiency is influenced on the other hand.
Furthermore, a device which has strong universality and can realize automatic clamping and guiding of saw blades is urgently needed in the market.
Disclosure of Invention
In view of the above-mentioned problems of poor versatility and low degree of intelligence in clamping and replacing the saw blade, the present invention has been made to provide a saw blade clamping guide device and a saw blade clamping guide method that overcome or at least partially solve the above-mentioned problems.
According to one aspect of the present invention there is provided a saw blade clamping guide comprising:
an upper clamp assembly capable of clamping an upper end of a saw blade;
a lower clamp assembly capable of clamping a lower end of the saw blade;
a saw blade guide assembly configured to guide positioning of the saw blade;
a lower clamp release assembly capable of controlling the lower clamp assembly to clamp or release the lower end of the saw blade.
Preferably, the saw blade guide assembly comprises:
a left guide block having a guide groove;
a right guide block having a guide projection provided corresponding to the guide groove, the guide projection being capable of positioning the saw blade in the guide groove;
and the guide base seat surrounds the upper clamping assembly and can position the left guide block and the right guide block.
Preferably, the saw blade guide assembly further comprises:
the first mounting groove is arranged on the guide base body seat and used for placing the left guide block;
the second mounting groove is arranged on the guide base body seat and used for placing the right guide block;
a left pressing block which can be inserted into the first mounting groove to clamp and fix the left guide block in the first mounting groove;
a right pressing block insertable into the second mounting groove to fasten the right guide block in the second mounting groove.
Preferably, the saw blade guide assembly comprises:
the guide base seat is arranged around the upper clamp assembly and is provided with a guide installation groove;
the cushion block is arranged in the guide mounting groove;
the guide piece is arranged in the guide mounting groove corresponding to the cushion block and is provided with a second guide groove for the saw blade to pass through;
a side pressing block which can be inserted into the guide mounting groove to tightly fix the guide in the guide mounting groove.
Preferably, the lower clamp assembly includes:
the base body is provided with a vertically arranged accommodating cavity for the saw blade to insert;
the saw blade orientation column is arranged in the accommodating cavity and is provided with a saw blade orientation groove;
a locking block which is transversely movably arranged in the base body to match with the saw blade orientation groove to clamp or release the saw blade;
and the clamping and stabilizing mechanism can keep the state that the locking block is matched with the saw blade directional groove to clamp the saw blade.
Preferably, the clamping and stabilizing mechanism comprises:
a loosening device ring which can be sleeved on the outer side of the machine body in a vertically movable manner;
one end of the tension spring is fixedly connected with the base body, and the other end of the tension spring is connected with the lower end of the loosening device ring so as to provide continuous downward tension for the loosening device ring;
the locking accessory is fixed at the upper end of the loosening device ring corresponding to the locking block;
the locking accessory is provided with a guide chute, and the locking block is provided with a driving block capable of sliding in the guide chute.
Preferably, the guide chute is inclined toward the base from bottom to top.
Preferably, the clamping and stabilizing mechanism further comprises:
and the limiting ring is arranged below the loosening device ring and is fixedly connected with the base body.
Preferably, the lower clip releasing assembly includes:
a module support having a support baffle extending below the unclamp ring;
a traverse drive mechanism capable of driving the assembly support to move laterally.
According to another aspect of the invention, there is provided a saw blade clamping and guiding method, comprising:
the lower clamp assembly moves up to a set position;
the transverse moving driving mechanism drives the supporting baffle plate of the component bracket to move to the position below the loosening device ring of the lower clamping component;
the lower clamp assembly moves downwards, and the assembly bracket drives the locking accessory to move upwards relative to the base body of the lower clamp assembly through the loosening device ring so as to enable the locking block to be far away from the saw blade orientation groove;
guiding and positioning the saw blade through the saw blade guide assembly;
the upper clamp assembly clamps the upper end of the saw blade;
the transverse moving driving mechanism drives the supporting baffle plate of the component bracket to leave the lower part of the loosening device ring of the lower clamping component;
the tension spring pulls the loosening device ring to move downwards for resetting, so that the locking accessory is driven to move downwards relative to the base body of the lower clamp assembly, and the locking block is matched with the saw blade directional groove to clamp the lower end of the saw blade.
The invention has the beneficial effects that: the saw blade guiding assembly is reasonable and ingenious in structural design, the upper end of the saw blade is clamped through the upper clamping assembly, the lower end of the saw blade is clamped through the lower clamping assembly, and the saw blade is guided and positioned through the saw blade guiding assembly, so that the guide and clamping of the saw blade are realized; the lower clamp assembly is controlled to clamp or loosen the lower end of the saw blade through the lower clamp loosening assembly, so that the clamping and loosening operation of the saw blade is realized. The phenomenon that the saw blade slips or moves when cutting due to long-term friction is avoided; in the invention, in the face of the abrasion of the saw blade or the guide groove, the clearance between the guide bump and the guide groove is only required to be adjusted to relieve the bowels, clamps with different specifications are not required to be equipped, the universality of the device is improved, and the production cost of the numerical control sawing machine is effectively reduced; in addition, this kind of structural design guarantee machine tooling is loose under the saw blade when crossing the bridge position to cross the bridge position smoothly, and then when changing the cutting station or taking out operations such as saw blade, realize the automatic clamping of saw blade, reduce the degree of artificial intervention by a wide margin, reduce the human cost on the one hand, on the other hand improves production efficiency. The problem of current numerical control sawing machine at the not high intelligent degree of clamping saw blade and change saw blade is solved.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a saw blade clamping guide in an embodiment of the present invention;
FIG. 2 is a front view of a saw blade clamping guide in an embodiment of the present invention;
FIG. 3 is a block diagram of a saw blade guide assembly in an embodiment of the present invention;
FIG. 4 is an exploded view of a saw blade guide assembly in an embodiment of the present invention;
FIG. 5 is a partial schematic view of a saw blade guide assembly in an embodiment of the invention;
FIG. 6 is a top view of a portion of a saw blade guide assembly in an embodiment of the present invention;
FIG. 7 is a block diagram of a bar guide assembly in another embodiment of the present invention;
FIG. 8 is an exploded view of a bar guide assembly in another embodiment of the present invention;
FIG. 9 is a schematic structural view of a lower clamp assembly in an embodiment of the present invention;
FIG. 10 is an elevation view of a lower clamp assembly in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 10, according to another aspect of the present invention, an embodiment of the present invention provides a saw blade clamping guide according to one aspect of the present invention, including:
an upper clamp assembly 1 capable of clamping the upper end of the saw blade;
a lower clamp assembly 2 capable of clamping the lower end of the saw blade;
a saw blade guide assembly 3 capable of guiding and positioning the saw blade;
and a lower clamp releasing assembly 4 which can control the lower clamp assembly 2 to clamp or release the lower end of the saw blade.
Specifically, the upper end of the saw blade is clamped through the upper clamp assembly 1, the lower end of the saw blade is clamped through the lower clamp assembly 2, and the saw blade is guided and positioned through the saw blade guide assembly 3, so that the guide and clamping of the saw blade are realized; in addition, the lower clamp component 2 is controlled to clamp or loosen the lower end of the saw blade through the lower clamp loosening component 4, so that the clamping and loosening operation of the saw blade is realized.
Preferably, the saw blade guide assembly 3 includes:
a left guide block 31 having a guide groove 311;
a right guide block 32 having a guide protrusion 321 provided corresponding to the guide slot 311, the guide protrusion 321 being capable of positioning the saw blade in the guide slot 311;
and a guide base 33 provided around the upper clamp assembly 1 and capable of positioning the left guide block 31 and the right guide block 32.
Specifically, the position of the left guide block 31 is laterally adjustable, and the position of the right guide block 32 is laterally adjustable; the size of the gap between the guide bump 321 and the guide groove 311 is changed by adjusting the transverse positions of the left guide block 31 and the right guide block 32, so that a good clamping effect on the saw blade is ensured, and the phenomenon that the saw blade slips or moves when being cut due to long-term friction is avoided; the abrasion of the saw blade or the guide groove 311 can be overcome only by adjusting the clearance between the guide projection 321 and the guide groove 311, and clamps with different specifications are not required, so that the universality of the device is improved, and the production cost of the numerical control sawing machine is effectively reduced.
Preferably, the saw blade guide assembly 3 further includes:
a first mounting groove 34 provided on the guide base 33 for the left guide block 31 to be placed;
a second mounting groove 35 provided on the guide base 33 for the right guide block 32 to be placed;
a left pressing block 36 capable of being inserted into the first mounting groove 34 to clampingly fix the left guide block 31 in the first mounting groove 34;
a right pressing piece 37 capable of being inserted into the second mounting groove 35 to clampingly fix the right guide piece 32 in the second mounting groove 35.
Specifically, when the abrasion degree of the saw blade and the guide slot 311 is not large, the left pressing block 36 is directly inserted into the first installation slot 34 to press the left guide block 31, so that the left guide block 31 is tightly fixed in the first installation slot 34; the right guide block 32 is directly inserted into the second mounting groove 35 through the right pressing block 37 to press and fix the right guide block 32 in the second mounting groove 35; the left guide block 31 and the right guide block 32 are positioned;
because the operation speed of the numerical control machine tool is controllable and the loss can be calculated, the gap between the guide lug 321 and the guide groove 311 only needs to be adjusted regularly.
Preferably, the guide base 33 further extends with a connecting portion 331; the connecting portion 331 is provided with an avoiding hole 332 for the upper clamp assembly 1 to pass through.
Specifically, the connecting portion 331 is used for connecting with a machine shaft in a numerical control machine tool, and the upper clamp assembly 1 is also connected with the machine shaft and connected with the same machine shaft, so that the guide base 33 and the saw blade guide assembly 3 can move coaxially, and the upper clamp assembly 1 and the saw blade are prevented from deviating.
Further, the upper clamp assembly 1 is a conventional clamping mechanism.
Preferably, the first installation groove 34 and the second installation groove 35 are respectively provided with a first guide inclined surface 341 and a second guide inclined surface 342;
the left press block 36 is provided with a first positioning inclined plane 361 corresponding to the first guiding inclined plane 341, and the right press block 37 is provided with a second positioning inclined plane 371 corresponding to the second guiding inclined plane 342.
Specifically, the arrangement of the first guiding inclined plane 341, the second guiding inclined plane 342, and the first positioning inclined plane 361 and the second positioning inclined plane 371 improves the installation convenience of the left guide block 31 and the right guide block 32.
Preferably, the left guide block 31 and the right guide block 32 are respectively provided with a first pushed inclined surface 311 and a second pushed inclined surface 321;
the left press block 36 and the right press block 37 are respectively provided with a first driving inclined surface 362 and a second driving inclined surface 372 corresponding to the first pushed inclined surface 311 and the second pushed inclined surface 321.
Specifically, through the arrangement of the first pushed inclined surface 311 and the second pushed inclined surface 321, when the left pressing block 36 and the right pressing block 37 are respectively inserted into the first installation groove 34 and the second installation groove 35, along with the change of the insertion depth, the left pressing block 36 and the right pressing block 37 respectively push the left guide block 31 and the right guide block 32 to move transversely through the first driving inclined surface 362 and the second driving inclined surface 372, so that the gap adjustment between the guide convex block 321 and the guide groove 311 is realized.
Preferably, a first threaded hole and a second threaded hole are respectively arranged in the first mounting groove 34 and the second mounting groove 35;
the left pressing block 36 and the right pressing block 37 are respectively provided with a first bolt through hole 363 and a second bolt through hole 373 corresponding to a first threaded hole in the first mounting groove 34 and a first threaded hole in the second mounting groove 35;
the left guide block 31 and the right guide block 32 are respectively provided with a third bolt through hole 312 and a fourth bolt through hole 322 corresponding to the second threaded hole in the first mounting groove 34 and the second threaded hole in the second mounting groove 35.
Preferably, the left pressing block 36 and the left guide block 31 are fixed in the first mounting groove 34 through studs;
the right pressing block 37 and the right guide block 32 are fixed in the second mounting groove 35 through studs.
Preferably, the third and fourth bolt through holes 312 and 322 are oval through holes.
Specifically, since the third bolt through hole 312 and the fourth bolt through hole 322 are elliptical through holes, the studs inserted into the third bolt through hole 312 and the fourth bolt through hole 322 may be tightened after adjustment.
Preferably, the slopes of the first pushed inclined surface 311 and the first driving inclined surface 362 are equal, and the slopes of the second pushed inclined surface 321 and the second driving inclined surface 372 are equal.
Specifically, since the slopes of the first pushed inclined surface 311 and the first driving inclined surface 362 are equal, and the slopes of the second pushed inclined surface 321 and the second driving inclined surface 372 are equal, the first bolt through hole 363 and the second bolt through hole 373 are still in the same axial direction as the first threaded holes in the first mounting groove 34 and the second mounting groove 35, respectively, regardless of the change in the insertion depth of the left pressing piece 36 and the right pressing piece 37.
Preferably, in another preferred embodiment, the saw blade guide assembly 3 includes:
a guide base 33 disposed around the upper clamp assembly 1 and having a guide mounting groove 338;
a pad block 338a disposed in the guide installation groove 338;
a guide 339 installed in the guide installation groove 338 corresponding to the pad block 338a, and having a second guide groove 339a through which the saw blade passes;
a side pressing piece 3310 which can be inserted into the guide mounting groove 338 to clampingly fix the guide 339 into the guide mounting groove 338.
Specifically, the pad 338a can effectively reduce the vibration of the guide 339, and reduce the wear of the guide 339;
further, a third threaded hole and a fourth threaded hole are formed in the guide mounting groove 338, a fifth bolt through hole and a sixth bolt through hole are respectively formed in the cushion block 338a corresponding to the third threaded hole and the fourth threaded hole, a seventh bolt through hole is formed in the guide piece 339 corresponding to the fifth bolt through hole, and an eighth bolt through hole is formed in the pressing block corresponding to the sixth bolt through hole.
Further, a third guiding inclined plane is arranged in the guiding installation groove 338, and a third positioning inclined plane is arranged on the lateral pressing block 3310 corresponding to the third guiding inclined plane; a third pushed inclined surface is arranged on the guide 339, and a third driving inclined surface corresponding to the third pushed inclined surface is arranged on the side pressing block 3310.
Furthermore, a positioning clamping groove is formed in the guide mounting groove 338, and a positioning clamping block is arranged on the cushion block 338a corresponding to the positioning clamping groove.
Further, an auxiliary guide assembly 5 is arranged above the saw blade guide assembly 3, and comprises a lower left guide block 51 and a lower right guide block 52, so that the guide accuracy of the device is further improved.
Preferably, the lower clamp assembly 2 includes:
the base body 21 is provided with a vertically arranged accommodating cavity for the saw blade to be inserted into;
a saw blade orientation post 22 disposed in the housing chamber and having a saw blade orientation slot 221;
a locking block 23 which is transversely movably disposed in the base body 21 to engage with the saw blade orientation groove 221 to clamp or unclamp the saw blade;
a clamping and stabilizing mechanism capable of maintaining the state that the locking block 23 is matched with the saw blade orientation groove 221 to clamp the saw blade.
Specifically, the saw blade is inserted into the accommodating cavity in the base body 21, the clamping of the lower end of the saw blade is completed by pressing the saw blade in the saw blade orientation groove 221 of the saw blade orientation column 22 through the locking block 23, and the clamping and stabilizing mechanism keeps the locking block 23 in a state of being matched with the saw blade orientation groove 221 to clamp the saw blade, so that the automatic clamping of the lower end of the saw blade is realized.
Further, the base body 21 is mounted on a rotary disk which can be lifted and lowered, and rotates synchronously with the upper clamp assembly 1.
Preferably, the clamping and stabilizing mechanism comprises:
a release ring 24 fitted on the outside of the body so as to be movable up and down;
a tension spring 25 having one end fixedly connected to the base 21 and the other end connected to a lower end of the release ring 24 to provide a continuous downward tension to the release ring 24;
a locking attachment 26 fixed to the upper end of the release ring 24 corresponding to the locking block 23;
the locking attachment 26 is provided with a guide chute 261, and the locking block 23 is provided with a driving block 231 capable of sliding in the guide chute 261.
Further, due to the arrangement of the guide inclined groove 261 and the driving block 231, when the locking attachment 26 moves downward, the locking block 23 moves toward the saw blade orientation groove 221, whereas when the locking attachment 26 moves upward, the locking block 23 moves away from the saw blade orientation groove 221.
When the saw blade is loaded, the lower clamp assembly 2 can be in a released state only by moving the release ring 24 upwards relative to the base body 21, and the saw blade can be placed into the lower clamp assembly 2 of the base body 21; the lower clamp assembly 2 is then held in a clamped condition by moving the release ring 24 downwardly relative to the base 21, clamping the lower end of the saw blade and maintaining the clamped condition by continuing to apply tension to the release ring 24 via the tension spring 25. This kind of structural design support is loosened on the saw blade when cross the bridge position in the machining to cross the bridge position smoothly, and then when changing the cutting station or taking out operations such as saw blade, realize the automatic clamping of saw blade, reduce the degree of artificial intervention by a wide margin, reduce the human cost on the one hand, on the other hand improves production efficiency. The problem of current numerical control sawing machine at the not high intelligent degree of clamping saw blade and change saw blade is solved.
Preferably, the guide chute 261 is inclined from bottom to top toward the base 21.
Preferably, the clamping and stabilizing mechanism further comprises:
and a limit ring 27 which is arranged below the loosening device ring 24 and is fixedly connected with the base body 21.
Particularly, the arrangement of the limiting ring 27 avoids the phenomenon that the clamping force is too large and the saw blade is damaged.
Preferably, the lower clamp release assembly 4 includes:
an assembly bracket 41 having a support baffle 412 extending below the release ring 24;
a traverse drive mechanism 42 capable of driving the assembly holder 41 to move laterally.
Specifically, the component holder 41 is carried into or out of the area below the release ring 24 by the traverse drive mechanism 42; as the base body 21 is arranged on the liftable rotary disc, the base body 21 moves downwards, the component support 41 prevents the loosening device ring 24 from moving downwards, so that the loosening device ring 24 moves upwards relative to the base body 21, and the lower clamping component 2 can be in a loosening state; when the component support 41 moves out of the area below the release ring 24 and the downward movement of the release ring 24 is not hindered, the tension spring 25 pulls the release ring 24 to move downward, so that the release ring 24 moves downward and moves downward relative to the base body 21, the lower clamp component 2 is in a clamping state, the lower end of the saw blade is clamped, and tension is continuously provided for the release ring 24 through the tension spring 25 to keep the clamping state.
Preferably, the top of the base body 21 is also provided with a detachable guide cover plate 28; the guide cover 28 is provided with a guide notch 281.
Specifically, the guide notch 281 is arranged, so that the positioning accuracy of the saw blade is further ensured, and redundant shaking is avoided.
Preferably, a sliding groove rail 222 is arranged on the saw blade orientation column 22, and a stable insertion column 232 is arranged on the locking block 23; wherein the stabilizing post 232 is inserted into the sliding groove rail 222.
Specifically, the setting of sliding groove rail 222, sliding groove rail 222 improves the laminating degree of face and face during the centre gripping, improves centre gripping stability, avoids the extrusion of skew to lead to warping.
Preferably, a recessed secondary positioning slot 223 is formed in the saw blade orientation slot 221, and a positioning protrusion 233 capable of being inserted into the secondary positioning slot 223 is formed on the locking block 23.
Specifically, because the saw blade is also provided with a bending section for increasing the clamping stability, the secondary positioning slot 223 and the positioning bump 233 are arranged, the bending section can be clamped into the secondary positioning slot 223, and the clamping stability of the saw blade when the saw blade is pulled up and down is improved.
Preferably, the locking block 23 is provided with a plurality of anti-slip teeth 234 on the side facing the saw blade orientation post 22. Further improving the clamping stability.
According to another aspect of the invention, there is provided a saw blade clamping and guiding method, comprising:
the lower clamp assembly 2 moves up to a set position;
the traverse driving mechanism 42 drives the support stop 412 of the component holder 41 to move below the unclamp ring 24 of the lower clamp assembly 2;
the lower clamp assembly 2 moves down, the assembly holder 41 drives the locking attachment 26 up against the base 21 of the lower clamp assembly 2 via the release ring 24, so that the locking piece 23 moves away from the saw blade orientation slot 221;
guiding and positioning the saw blade through the saw blade guide assembly 3;
the upper clamp assembly 1 clamps the upper end of the saw blade;
the traverse drive mechanism 42 drives the support fence 412 of the assembly bracket 41 away from under the unclamp ring 24 of the lower clamp assembly 2;
the tension spring 25 pulls the release ring 24 to move downwards and return, so that the locking accessory 26 is driven to move downwards relative to the base body 21 of the lower clamp assembly 2, and the locking block 23 is matched with the saw blade orientation groove 221 to clamp the lower end of the saw blade.
In use, before moving the lower clamp assembly 2 upwards to the set position, the traverse driving mechanism 42 drives the support baffle 412 of the assembly bracket 41 to move below the release ring 24 of the lower clamp assembly 2;
driving the lower clamp assembly 2 to move downwards, the assembly bracket 41 blocks the downward movement of the release ring 24, so that the release ring 24 moves upwards relative to the base body 21, the locking block 23 is far away from the saw blade orientation groove 221, and the lower clamp assembly 2 is in a released state; the insertion depth of the left pressing block 36 and the insertion depth of the right pressing block 37 into the first installation groove 34 and the second installation groove 35 are adjusted, the left pressing block 36 and the right pressing block 37 push the left guide block 31 and the right guide block 32 to move transversely through the first driving inclined plane 362 and the second driving inclined plane 372, and therefore the gap between the guide convex block 321 and the guide groove 311 is adjusted;
the upper clamp assembly 1 clamps the upper end of the saw blade and enables the saw blade to be inserted into the gap for positioning;
the traverse drive mechanism 42 drives the support stop 412 of the assembly holder 41 away from under the release ring 24 of the lower clamp assembly 2, so that the assembly holder 41 moves out of the area under the release ring 24, removing the downward movement resistance of the release ring 24;
the tension spring 25 pulls the release ring 24 to move downwards for resetting, the locking accessory 26 is driven to move downwards relative to the base body 21 of the lower clamp assembly 2, so that the locking block 23 is matched with the saw blade orientation groove 221 to clamp the lower end of the saw blade, and tension is continuously provided for the release ring 24 through the tension spring 25 to keep a clamping state.
The saw blade guide assembly 3 guides and positions the saw blade to realize the guide and clamping of the saw blade; the lower clamp component 2 is controlled to clamp or loosen the lower end of the saw blade through the lower clamp loosening component 4, so that the clamping and loosening operation of the saw blade is realized. The phenomenon that the saw blade slips or moves when cutting due to long-term friction is avoided; in the invention, the abrasion of the saw blade or the guide groove 311 can be overcome by only adjusting the clearance between the guide projection 321 and the guide groove 311, and clamps and guide assemblies with different specifications are not required to be equipped, so that the universality of the device is improved, and the production cost of the numerical control sawing machine is effectively reduced; in addition, this kind of structural design guarantee machine tooling is loose under the saw blade when crossing the bridge position to cross the bridge position smoothly, and then when changing the cutting station or taking out operations such as saw blade, realize the automatic clamping of saw blade, reduce the degree of artificial intervention by a wide margin, reduce the human cost on the one hand, on the other hand improves production efficiency. The problem of current numerical control sawing machine at the not high intelligent degree of clamping saw blade and change saw blade is solved.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of illustrating clearly the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (8)
1. A saw blade clamping guide, comprising:
an upper clamp assembly capable of clamping an upper end of a saw blade;
a lower clamp assembly capable of clamping a lower end of the saw blade;
a saw blade guide assembly configured to guide positioning of the saw blade;
the lower clamp loosening assembly can control the lower clamp assembly to clamp or loosen the lower end of the saw blade;
the lower clamp assembly comprising:
the base body is provided with a vertically arranged accommodating cavity for the saw blade to insert;
the saw blade orientation column is arranged in the accommodating cavity and is provided with a saw blade orientation groove;
a locking block which is transversely movably arranged in the base body to match with the saw blade orientation groove to clamp or release the saw blade;
the clamping and stabilizing mechanism can keep the locking block matched with the saw blade directional groove to clamp the saw blade;
the clamping and stabilizing mechanism comprises:
a loosening device ring which is sleeved outside the base body in a manner of moving up and down;
one end of the tension spring is fixedly connected with the base body, and the other end of the tension spring is connected with the lower end of the loosening device ring so as to provide continuous downward tension for the loosening device ring;
the locking accessory is fixed at the upper end of the loosening device ring corresponding to the locking block;
the locking accessory is provided with a guide chute, and the locking block is provided with a driving block capable of sliding in the guide chute.
2. The saw blade clamping guide of claim 1, wherein the saw blade guide assembly comprises:
a left guide block having a guide groove;
a right guide block having a guide projection provided corresponding to the guide groove, the guide projection being capable of positioning the saw blade in the guide groove;
and the guide base seat surrounds the upper clamping assembly and can position the left guide block and the right guide block.
3. The saw blade clamping guide of claim 2, wherein the saw blade guide assembly further comprises:
the first mounting groove is arranged on the guide base body seat and used for placing the left guide block;
the second mounting groove is arranged on the guide base body seat and used for placing the right guide block;
a left pressing block which can be inserted into the first mounting groove to clamp and fix the left guide block in the first mounting groove;
a right pressing block insertable into the second mounting groove to fasten the right guide block in the second mounting groove.
4. The saw blade clamping guide of claim 1, wherein the saw blade guide assembly comprises:
the guide base seat is arranged around the upper clamp assembly and is provided with a guide installation groove;
the cushion block is arranged in the guide mounting groove;
the guide piece is arranged in the guide mounting groove corresponding to the cushion block and is provided with a second guide groove for the saw blade to pass through;
a side pressing block which can be inserted into the guide mounting groove to tightly fix the guide in the guide mounting groove.
5. The saw blade clamping guide of claim 1, wherein the guide chute is angled from bottom to top toward the base.
6. The saw blade clamping guide of claim 1, wherein the clamping securing mechanism further comprises:
and the limiting ring is arranged below the loosening device ring and is fixedly connected with the base body.
7. The saw blade clamping guide of claim 1, wherein said lower clamp release assembly comprises:
a module support having a support baffle extending below the unclamp ring;
a traverse drive mechanism capable of driving the assembly support to move laterally.
8. A saw blade clamping and guiding method is characterized by comprising the following steps:
the lower clamp assembly moves up to a set position;
the transverse moving driving mechanism drives the supporting baffle plate of the component bracket to move to the position below the loosening device ring of the lower clamping component;
the lower clamp assembly moves downwards, and the assembly bracket drives the locking accessory to move upwards relative to the base body of the lower clamp assembly through the loosening device ring so as to enable the locking block to be far away from the saw blade orientation groove;
guiding and positioning the saw blade through the saw blade guide assembly;
the upper clamp assembly clamps the upper end of the saw blade;
the transverse moving driving mechanism drives the supporting baffle plate of the component bracket to leave the lower part of the loosening device ring of the lower clamping component;
the tension spring pulls the loosening device ring to move downwards for resetting, so that the locking accessory is driven to move downwards relative to the base body of the lower clamp assembly, and the locking block is matched with the saw blade directional groove to clamp the lower end of the saw blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110624029.7A CN113263220B (en) | 2021-06-04 | 2021-06-04 | Saw blade clamping guide device and saw blade clamping guide method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110624029.7A CN113263220B (en) | 2021-06-04 | 2021-06-04 | Saw blade clamping guide device and saw blade clamping guide method |
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| Publication Number | Publication Date |
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| CN113263220A CN113263220A (en) | 2021-08-17 |
| CN113263220B true CN113263220B (en) | 2022-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110624029.7A Active CN113263220B (en) | 2021-06-04 | 2021-06-04 | Saw blade clamping guide device and saw blade clamping guide method |
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| DE19828589A1 (en) * | 1998-06-26 | 1999-12-30 | Keuro Besitz Gmbh & Co | Method and device for guiding the saw band of a band saw machine |
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| CN103624328A (en) * | 2013-12-02 | 2014-03-12 | 无锡华联精工机械有限公司 | Saw band guide mechanism |
| CN211638515U (en) * | 2020-01-02 | 2020-10-09 | 江苏舒登机械装备有限公司 | Saw band angle adjusting device of vertical sawing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19828589A1 (en) * | 1998-06-26 | 1999-12-30 | Keuro Besitz Gmbh & Co | Method and device for guiding the saw band of a band saw machine |
| CN2552624Y (en) * | 2002-05-30 | 2003-05-28 | 江培烈 | Fast saw blade replacing mechanism for jigsaw machine |
| CN201089041Y (en) * | 2007-10-24 | 2008-07-23 | 李新富 | Saw band flexible guiding cutting device for band sawing machine |
| CN102019464A (en) * | 2009-09-22 | 2011-04-20 | 苏州宝时得电动工具有限公司 | Cutting machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113263220A (en) | 2021-08-17 |
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