CN217166790U - Quick elastic structure of band saw machine saw blade - Google Patents
Quick elastic structure of band saw machine saw blade Download PDFInfo
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- CN217166790U CN217166790U CN202220630991.1U CN202220630991U CN217166790U CN 217166790 U CN217166790 U CN 217166790U CN 202220630991 U CN202220630991 U CN 202220630991U CN 217166790 U CN217166790 U CN 217166790U
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- saw blade
- fixing base
- moving part
- long screw
- lock sleeve
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Abstract
The utility model discloses a quick elasticity structure of band saw machine saw blade belongs to band saw machine technical field, including the fixing base, the inside of fixing base is equipped with the moving part, is equipped with the waist hole on the fixing base, and the cross axle runs through moving part and waist hole, and the outside of fixing base is equipped with from the driving wheel mount pad, is connected with the cross axle from the driving wheel mount pad, and the top of moving part is equipped with the tensioning subassembly, still is equipped with adjusting part on the fixing base. The utility model rotates the lock sleeve through the wrench shaft, the lock sleeve pushes the cross shaft downwards to drive the driven wheel to move downwards, so that the saw blade can be loosened and detached, and the saw blade can be replaced quickly; after the saw blade is replaced, the wrench shaft is reset in the opposite direction, and the movable part is reset upwards under the action of the spring, so that the tightness of the replaced saw blade is ensured to be consistent with the tightness when leaving the factory; thereby can adjust the elasticity of saw blade through knob regulating spring, be convenient for adjust the saw blade to suitable elasticity when leaving the factory.
Description
Technical Field
The utility model belongs to the technical field of the band saw machine, concretely relates to quick elasticity structure of band saw machine saw blade.
Background
The band saw machine is a sawing machine which takes a ring-shaped endless band saw blade as a sawing tool and winds on two saw wheels to do unidirectional continuous linear motion to saw and cut workpieces. The saw blade tensioning device mainly comprises a lathe bed, a saw wheel, an upper saw wheel lifting and pitching device, a band saw blade tensioning device, a saw blade guide device, a workbench, a guide plate and the like. The lathe bed is made of cast iron or steel plates by welding.
When the saw blade of band saw machine used the blunt cutting unhappy, need trade new saw blade, however, current band saw machine need unscrew the hand wheel earlier when changing the saw blade, make follow driving wheel downstream loosen the saw blade after change the saw blade again, then must tighten the hand wheel again and come the tensioning saw blade, have the problem that wastes time and energy, general user does not know the saw blade moreover and transfers how tightly just to calculate suitable, the too loose saw blade of transferring drops easily, the too tight saw blade is cracked easily.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a quick elasticity structure of band saw machine saw blade has the quick replacement saw blade of being convenient for, and has changed the characteristics that do not influence the saw blade elasticity behind the saw blade.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick elasticity structure of band saw machine saw blade, includes the fixing base, and the inside of fixing base is equipped with the moving part, is equipped with the waist hole of symmetry on the side of fixing base, and the cross axle runs through moving part and waist hole, and the outside of fixing base is equipped with from the driving wheel mount pad, is connected with the cross axle from the driving wheel mount pad, and the top of moving part is equipped with the tensioning subassembly that is used for the tensioning saw blade, still is equipped with the adjusting part that is used for loosening the saw blade fast on the fixing base.
In order to realize that the driven wheel can move up and down along with the transverse shaft, furthermore, an opening groove corresponding to the transverse shaft is arranged on the driven wheel mounting seat.
In order to realize the tensioning to the saw blade, and be convenient for adjust the saw blade to suitable elasticity when leaving the factory, furtherly, tensioning assembly includes the long screw, and the afterbody and the moving part of long screw are connected, and the fixing base is run through to the head of long screw, and the head meshing of long screw has the knob, and the cover is equipped with the spring that is located between knob and the fixing base on the long screw.
In order to realize the limit between the long screw and the moving part and avoid the rotation of the knob, the long screw rotates along with the long screw, and further, the tail part of the long screw is connected with the moving part through a bolt or welded.
In order to realize the limit between the long screw and the moving part and avoid the rotation of the knob, the tail part of the long screw is provided with a rectangular block, and the moving part is provided with a rectangular groove corresponding to the rectangular block.
In order to realize the quick replacement of the saw blade, furthermore, the adjusting component comprises an eccentric rotating lock sleeve and a wrench shaft, wherein the wrench shaft is rotatably connected with the fixed seat, the lock sleeve is arranged in the fixed seat and positioned above the transverse shaft, and the lock sleeve is connected with the wrench shaft through a locking screw.
In order to realize the eccentric rotation of the lock sleeve, so that the rotation of the lock sleeve can push the transverse shaft to move downwards, further, the threaded hole which is used for being meshed with the locking screw on the wrench shaft is arranged eccentrically.
In order to realize the eccentric rotation of the lock sleeve, the rotation of the lock sleeve can push the transverse shaft to move downwards, and further, the lock sleeve is in an eccentric wheel structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model rotates the lock sleeve through the wrench shaft, the lock sleeve pushes the cross shaft downwards to drive the driven wheel to move downwards, so that the saw blade can be loosened and detached, and the saw blade can be replaced quickly;
2. after the saw blade of the utility model is replaced, the wrench shaft is reset in the opposite direction, and the movable part is reset upwards under the action of the spring, thereby ensuring that the tightness of the replaced saw blade is consistent with the tightness when leaving the factory;
3. the utility model applies an upward force to the moving part through the spring, thereby realizing the tension of the saw blade;
4. the utility model discloses a thereby the elasticity of saw blade can be adjusted to knob regulating spring's elasticity, is convenient for adjust the saw blade to suitable elasticity when dispatching from the factory.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is an exploded view of the structure of the present invention;
FIG. 2 is a schematic structural view of the utility model after installation;
FIG. 3 is a schematic structural view of the utility model when the saw blade is replaced;
FIG. 4 is a schematic structural view of the utility model after the saw blade is replaced;
in the figure: 1. a fixed seat; 2. a horizontal axis; 3. a waist hole; 4. a wrench shaft; 5. a lock sleeve; 6. locking the screw; 7. a knob; 8. a spring; 9. a long screw; 10. a movable member; 11. an open slot; 12. a driven wheel mounting seat; 13. a driven wheel; 14. a body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a quick elasticity structure of band saw machine saw blade, including fixing base 1, fixing base 1 is installed on organism 14, the inside of fixing base 1 is equipped with moving part 10, be equipped with the waist hole 3 of symmetry on the side of fixing base 1, cross axle 2 runs through moving part 10 and waist hole 3, be used for connecting moving part 10 and fixing base 1, the outside of fixing base 1 is equipped with from driving wheel mount pad 12, install on driving wheel mount pad 12 from driving wheel 13, be connected with cross axle 2 from driving wheel mount pad 12, the top of moving part 10 is equipped with the tensioning subassembly that is used for the tensioning saw blade, still be equipped with the adjusting part that is used for loosening the saw blade fast on the fixing base 1.
Specifically, the driven wheel mounting base 12 is provided with an opening groove 11 corresponding to the transverse shaft 2, and the driven wheel mounting base 12 is clamped at two ends of the transverse shaft 2 through the opening groove 11.
By adopting the technical scheme, the driven wheel mounting seat 12 is connected with the transverse shaft 2, so that the driven wheel mounting seat 12 can move up and down along with the transverse shaft 2, and the driven wheel 13 can move up and down along with the transverse shaft 2.
Specifically, the tensioning assembly comprises a long screw 9, the tail of the long screw 9 is connected with the movable piece 10, the head of the long screw 9 penetrates through the fixed seat 1, the head of the long screw 9 is meshed with the knob 7, and the long screw 9 is sleeved with a spring 8 located between the knob 7 and the fixed seat 1.
By adopting the technical scheme, the spring 8 applies an upward force to the moving part 10, so that the saw blade is tensioned; thereby can adjust the elasticity of saw blade through knob 7 regulating spring 8, be convenient for adjust the saw blade to suitable elasticity when leaving the factory.
Specifically, the tail of the long screw 9 is provided with a rectangular block, and the moving part 10 is provided with a rectangular groove corresponding to the rectangular block.
Through adopting above-mentioned technical scheme, realize spacing between long screw 9 and the moving part 10, when avoiding rotatory knob 7, long screw 9 rotates along with it.
Concretely, adjusting part includes eccentric pivoted lock sleeve 5 and spanner shaft 4, and wherein, spanner shaft 4 rotates with fixing base 1 to be connected, and lock sleeve 5 sets up in fixing base 1's inside and is located the top of cross axle 2, and lock sleeve 5 passes through locking screw 6 with spanner shaft 4 to be connected.
Through adopting above-mentioned technical scheme, make lock sleeve 5 rotate through spanner shaft 4, lock sleeve 5 promotes cross axle 2 downwards to drive from driving wheel 13 downstream, thereby make the saw blade can loosen and pull down, thereby be convenient for change the saw blade, after having changed the saw blade, reset spanner shaft 4 in the opposite direction, moving part 10 upwards resets under the effect of spring 8, thereby the elasticity of the saw blade of ensureing to change is unanimous with the elasticity when dispatching from the factory.
Specifically, the threaded hole on the wrench shaft 4 for engaging with the locking screw 6 is eccentrically arranged.
By adopting the technical scheme, the eccentric rotation of the lock sleeve 5 is realized, so that the rotation of the lock sleeve 5 can push the transverse shaft 2 to move downwards.
Example 2
The present embodiment is different from embodiment 1 in that: specifically, the tail of the long screw 9 is connected or welded with the movable member 10 through a bolt, and the embodiment is preferably welded.
By adopting the above technical solution, this embodiment shows that the fixing manner between the long screw 9 and the movable element 10 only needs to ensure that the long screw 9 does not rotate along with the rotation of the knob 7.
Example 3
The present embodiment is different from embodiment 1 in that: specifically, the lock sleeve 5 has an eccentric wheel structure.
By adopting the technical scheme, the eccentric rotation of the lock sleeve 5 is realized, so that the rotation of the lock sleeve 5 can push the transverse shaft 2 to move downwards.
To sum up, the utility model rotates the lock sleeve 5 through the wrench shaft 4, the lock sleeve 5 pushes the cross shaft 2 downwards to drive the driven wheel 13 to move downwards, so that the saw blade can be loosened and detached, and the saw blade can be replaced quickly; after the saw blade of the utility model is replaced, the wrench shaft 4 is reset in the opposite direction, and the movable part 10 is reset upwards under the action of the spring 8, thereby ensuring that the tightness of the replaced saw blade is consistent with the tightness when leaving the factory; the utility model applies an upward force to the moving part 10 through the spring 8, thereby realizing the tensioning of the saw blade; the utility model discloses a thereby the elasticity of saw blade can be adjusted to 7 regulating spring 8 of knob, is convenient for adjust the saw blade to suitable elasticity when dispatching from the factory.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick elasticity structure of band saw machine saw blade, includes the fixing base, its characterized in that: the inside of fixing base is equipped with the moving part, is equipped with the waist hole of symmetry on the side of fixing base, and the cross axle runs through moving part and waist hole, and the outside of fixing base is equipped with from the driving wheel mount pad, is connected with the cross axle from the driving wheel mount pad, and the top of moving part is equipped with the tensioning subassembly that is used for the tensioning saw blade, still is equipped with the adjusting part who is used for the quick-release saw blade on the fixing base.
2. The rapid loosening and tightening structure for saw blades of band saws according to claim 1, characterized in that: and the driven wheel mounting seat is provided with an open slot corresponding to the transverse shaft.
3. The rapid loosening and tightening structure for saw blades of band saws according to claim 1, characterized in that: the tensioning assembly comprises a long screw, the tail of the long screw is connected with the moving part, the head of the long screw penetrates through the fixed seat, the head of the long screw is meshed with the knob, and the long screw is sleeved with a spring located between the knob and the fixed seat.
4. The rapid loosening and tightening structure for saw blades of band saws according to claim 3, characterized in that: the tail part of the long screw is connected with the movable part through a bolt or welded.
5. The rapid loosening and tightening structure for saw blades of band saws according to claim 3, characterized in that: the tail of the long screw is provided with a rectangular block, and the moving part is provided with a rectangular groove corresponding to the rectangular block.
6. The rapid loosening and tightening structure for saw blades of band saws according to claim 1, characterized in that: the adjusting component comprises an eccentric rotating lock sleeve and a wrench shaft, wherein the wrench shaft is rotatably connected with the fixed seat, the lock sleeve is arranged in the fixed seat and positioned above the transverse shaft, and the lock sleeve is connected with the wrench shaft through a locking screw.
7. The rapid loosening and tightening structure for saw blades of band saws according to claim 6, wherein: the threaded hole which is used for being meshed with the locking screw on the wrench shaft is eccentrically arranged.
8. The rapid loosening and tightening structure for saw blades of band saws according to claim 6, wherein: the lock sleeve is of an eccentric wheel structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220630991.1U CN217166790U (en) | 2022-03-22 | 2022-03-22 | Quick elastic structure of band saw machine saw blade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220630991.1U CN217166790U (en) | 2022-03-22 | 2022-03-22 | Quick elastic structure of band saw machine saw blade |
Publications (1)
Publication Number | Publication Date |
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CN217166790U true CN217166790U (en) | 2022-08-12 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220630991.1U Active CN217166790U (en) | 2022-03-22 | 2022-03-22 | Quick elastic structure of band saw machine saw blade |
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CN (1) | CN217166790U (en) |
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2022
- 2022-03-22 CN CN202220630991.1U patent/CN217166790U/en active Active
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