CN217621054U - Handheld saw of collapsible formula - Google Patents

Abstract

The utility model belongs to the technical field of handheld saw, especially, be a handheld saw of collapsible formula, including the sash, the standing groove has been seted up in the sash, slidable mounting has the connecting block in the standing groove, a side of connecting block is fixed with the saw bit, the fixed orifices has been seted up on the connecting block, be fixed with the mounting box on the sash, be provided with the fixed establishment who is used for spacing fixed orifices in the mounting box, a side of sash is fixed with the groove block. The utility model discloses a mutually supporting between standing groove, connecting block, mounting box and the fixed establishment makes this handheld saw when carrying, can with the saw bit take in the sash, avoid saw bit fish tail staff, comparatively safe, simultaneously, when the saw bit is damaging, also can dismantle it and change, it is comparatively convenient, through setting up U type handle, make things convenient for the staff to hand, increase the convenience, through stop gear's setting, when U type handle is taking place to break, convenient the change.

Description

Handheld saw of collapsible formula

Technical Field

The utility model relates to a handheld saw technical field specifically is a handheld saw of collapsible formula.

Background

Saw bit range of application is very wide, extensively be used for the stone material, carpenter, in the mechanical production, the panel saw has been of a specified duration as an ancient carpenter's instrument, the panel saw is owing to conveniently carry and simple structure, become important one in the saw, the panel saw mainly is used for cutting materials such as timber, the panel saw mainly relies on the sawtooth to cut the material, but traditional handheld saw is when using, the sawtooth is comparatively sharp, carry careless probably by the sawtooth fish tail with careless, therefore we have provided a collapsible handheld saw and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art not enough, the utility model provides a saw is handed to collapsible formula has solved traditional technology, and the sawtooth is comparatively sharp, carries careless problem probably by the sawtooth fish tail with good possibility.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a handheld saw of collapsible formula, includes the sash, the standing groove has been seted up in the sash, slidable mounting has the connecting block in the standing groove, a side of connecting block is fixed with the saw bit, the fixed orifices has been seted up on the connecting block, be fixed with the mounting box on the sash, be provided with the fixed establishment who is used for spacing fixed orifices in the mounting box, a side of sash is fixed with the groove block, two spacing grooves have been seted up to a side symmetry of groove block, U type handle is installed in the embedding of spacing inslot, two spacing holes have been seted up to the symmetry on the U type handle, be provided with the stop gear who is used for the spacing hole of block in the groove block.

Further, fixed establishment includes the lead screw of threaded connection at the mounting box middle part, the one end of lead screw is rotated through the bearing and is connected with the connecting plate, a side symmetry of connecting plate is fixed with two slide bars, the slide bar all slides and runs through a lateral wall of mounting box, the another side equidistance of connecting plate is fixed with the dead lever, the one end of dead lever all slides and runs through mounting box and sash and with the fixed orifices joint, the other end of lead screw is fixed with the knob.

Furthermore, stop gear includes two pole settings of symmetry fixed in the groove piece, the surface symmetry slip of pole setting has two sliders, reset spring has all been cup jointed to the surface of pole setting, reset spring's both ends respectively with two slider fixed connection, all be fixed with the inserted bar on the slider, the one end slip of inserted bar run through the groove piece and with corresponding spacing hole joint.

Furthermore, a side face of the sliding block is provided with a jack for inserting a finger.

Furthermore, the outer surface of the knob is provided with anti-skid grains.

(III) advantageous effects

Compared with the prior art, the utility model provides a but hand-held saw of collapsible formula possesses following beneficial effect:

the utility model discloses, through mutually supporting between standing groove, connecting block, mounting box and the fixed establishment, make this handheld saw when carrying, can with the saw bit take in the sash, avoid saw bit fish tail staff, comparatively safe, simultaneously, when the saw bit is damaging, also can dismantle it and change, it is comparatively convenient, through setting up U type handle, make things convenient for the staff to hand, increase the convenience, through stop gear's setting, when U type handle is taking place to break, convenient the change.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the saw frame structure of the present invention;

FIG. 3 is a schematic view of the saw blade of the present invention;

fig. 4 is a schematic view of the internal structure of the mounting box of the present invention;

FIG. 5 is a schematic view showing the connection relationship between the groove block and the U-shaped grip of the present invention;

fig. 6 is a side view of the groove block structure of the present invention.

In the figure: 1. a saw frame; 2. a placement groove; 3. connecting blocks; 4. a saw blade; 5. a fixing hole; 6. mounting a box; 7. a fixing mechanism; 701. a screw rod; 702. a connecting plate; 703. a slide bar; 704. fixing the rod; 705. a knob; 8. a groove block; 9. a limiting groove; 10. a U-shaped grip; 11. a limiting hole; 12. a limiting mechanism; 1201. erecting a rod; 1202. a slider; 1203. a return spring; 1204. a rod is inserted; 13. and (7) inserting the jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Examples

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, an embodiment of the present invention provides a retractable handheld saw, which includes a saw frame 1, a placement groove 2 is formed in the saw frame 1, a connection block 3 is slidably mounted in the placement groove 2, a saw blade 4 is fixed on one side surface of the connection block 3, a fixing hole 5 is formed in the connection block 3, a mounting box 6 is fixed on the saw frame 1, a fixing mechanism 7 for limiting the fixing hole 5 is arranged in the mounting box 6, a groove block 8 is fixed on one side surface of the saw frame 1, two limiting grooves 9 are symmetrically formed on one side surface of the groove block 8, a U-shaped handle 10 is embedded in the limiting grooves 9, two limiting holes 11 are symmetrically formed in the U-shaped handle 10, and a limiting mechanism 12 for engaging the limiting holes 11 is arranged in the groove block 8;

in conclusion, when the handheld saw is carried, firstly, the fixing mechanism 7 is used for removing the limitation on the connecting block 3, the connecting block 3 is moved to the innermost position inside the saw frame 1, the saw blade 4 is completely contracted in the saw frame 1, then the fixing mechanism 7 is used for fixing the connecting block 3, the saw blade 4 is prevented from being exposed outside, the possibility of injury to workers is reduced, when the handheld saw needs to be used, the connecting block 3 is moved to a proper position according to actual conditions and is fixed through the fixing mechanism 7, the workers hold the U-shaped handle 10 with hands to cut, when the U-shaped handle 10 is broken, the limiting mechanism 12 is used for removing the limitation on the U-shaped handle 10, the U-shaped handle 10 slides out of the limiting groove 9, the U-shaped handle 10 can be detached, and the replacement is convenient.

As shown in fig. 2, 3 and 4, in some embodiments, the fixing mechanism 7 includes a screw rod 701 screwed in the middle of the mounting box 6, one end of the screw rod 701 is rotatably connected with a connecting plate 702 through a bearing, two sliding rods 703 are symmetrically fixed on one side of the connecting plate 702, the sliding rods 703 both slidably penetrate through one side wall of the mounting box 6, fixing rods 704 are fixed on the other side of the connecting plate 702 at equal intervals, one end of each fixing rod 704 slidably penetrates through the mounting box 6 and the saw frame 1 and is clamped with the fixing hole 5, and a knob 705 is fixed on the other end of the screw rod 701; when the restriction to connecting block 3 is relieved to needs, the staff twists knob 705, knob 705 drives lead screw 701 and rotates, through the connection effect of slide bar 703 and 6 sliding connection of mounting box and bearing, thereby drive connecting plate 702 and dead lever 704 upward movement, make dead lever 704 follow roll-off in the fixed orifices 5, can relieve the restriction to connecting block 3, conveniently adjust the position of connecting block 3 and saw bit 4, when saw bit 4 damages, can also follow the standing groove 2 with connecting block 3 and roll off, change it, it is comparatively convenient.

As shown in fig. 5 and 6, in some embodiments, the limiting mechanism 12 includes two upright posts 1201 symmetrically fixed in the slot block 8, two sliding blocks 1202 symmetrically slide on the outer surface of the upright post 1201, a return spring 1203 is sleeved on the outer surface of the upright post 1201, two ends of the return spring 1203 are respectively fixedly connected with the two sliding blocks 1202, an inserting rod 1204 is fixed on each sliding block 1202, and one end of the inserting rod 1204 slidably penetrates through the slot block 8 and is clamped with the corresponding limiting hole 11; when the U-shaped grip 10 is broken, a user places fingers on the two sliders 1202 to slide toward the middle of the outer surface of the upright 1201, compresses the return spring 1203, and slides the inserted rod 1204 out of the limiting hole 11, so that the U-shaped grip 10 is separated from the groove block 8, and then slides the U-shaped grip 10 outward in the limiting groove 9, so that the U-shaped grip 10 can be detached and replaced conveniently.

As shown in fig. 5, in some embodiments, a side surface of the slider 1202 is provided with an insertion hole 13 for inserting a finger; when the sliding block 1202 needs to slide towards the middle of the outer surface of the upright 1201, a worker can insert fingers into the insertion hole 13, the sliding block 1202 is conveniently pressed, and labor is saved.

As shown in fig. 4, in some embodiments, the outer surface of the knob 705 is provided with anti-slip threads; through the setting of antiskid line, make the staff when twisting 1205, avoid appearing the phenomenon of skidding.

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 above, 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 (5)

1. A handheld saw of collapsible formula, includes sash (1), its characterized in that: the saw frame is characterized in that a placing groove (2) is formed in the saw frame (1), a connecting block (3) is arranged in the placing groove (2), a saw blade (4) is fixed on one side face of the connecting block (3), a fixing hole (5) is formed in the connecting block (3), a mounting box (6) is fixed on the saw frame (1), a fixing mechanism (7) used for limiting the fixing hole (5) is arranged in the mounting box (6), a groove block (8) is fixed on one side face of the saw frame (1), two limiting grooves (9) are symmetrically formed in one side face of the groove block (8), a U-shaped handle (10) is embedded in the limiting grooves (9), two limiting holes (11) are symmetrically formed in the U-shaped handle (10), and a limiting mechanism (12) used for clamping the limiting holes (11) is arranged in the groove block (8).

2. A retractable hand-held saw according to claim 1 wherein: fixed establishment (7) include lead screw (701) at mounting box (6) middle part of threaded connection, the one end of lead screw (701) is rotated through the bearing and is connected with connecting plate (702), a side symmetry of connecting plate (702) is fixed with two slide bars (703), slide bar (703) all slide and run through a lateral wall of mounting box (6), another side equidistance of connecting plate (702) is fixed with dead lever (704), the one end of dead lever (704) all slides and runs through mounting box (6) and sash (1) and with fixed orifices (5) joint, the other end of lead screw (701) is fixed with knob (705).

3. A retractable hand-held saw according to claim 1 wherein: limiting mechanism (12) are including two pole settings (1201) of symmetry fixed in groove piece (8), the surface symmetry of pole setting (1201) slides and has two slider (1202), reset spring (1203) have all been cup jointed to the surface of pole setting (1201), the both ends of reset spring (1203) respectively with two slider (1202) fixed connection, all be fixed with inserted bar (1204) on slider (1202), the one end slip of inserted bar (1204) runs through groove piece (8) and with corresponding spacing hole (11) joint.

4. A retractable hand-held saw according to claim 3 wherein: one side surface of the sliding block (1202) is provided with a jack (13) for inserting fingers.

5. A retractable hand-held saw according to claim 2 wherein: the outer surface of the knob (705) is provided with anti-skid grains.

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