CN210172688U - Novel manual garland saw - Google Patents

Abstract

The utility model discloses a novel manual garland saw, including the bow back, even a handle, saw blade line wheel, open and stop the device, even be equipped with the through-hole on the handle, the bow back can run through the through-hole, the bow back top is equipped with the protruding thing of cockscomb structure, and the inside top of through-hole is equipped with the cockscomb structure depressed groove of the protruding thing of cooperation cockscomb structure, even a handle is equipped with saw bar and handle, the tip of bow back arc end and saw bar is equipped with fixing device, the saw blade line wheel with open and stop the device and install in the handle, open opening of stopping the steerable saw blade line wheel of device and opening, be equipped with the wire hole. The utility model discloses simplify the operation process of changing the saw blade, not caused the waste of saw blade resource.

Description

Novel manual garland saw

Technical Field

The utility model relates to a hand tool technical field especially relates to a novel manual garland saw.

Background

Traditional manual garland saw is using diamond dust saw blade operation in-process, because of the diamond dust saw blade falls the sand easily and needs often to be changed, generally carries out the manual work according to actual quantity and tailors, and the step that so not only makes the change saw blade is more loaded down with trivial details, can not participate in work through tailorring the diamond dust saw blade both ends after changing moreover, causes the effective working range of saw blade to reduce, and the wasting of resources is serious.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a this novel manual garland saw makes the saw blade line wheel combine together with even a handle through adorning diamond dust saw blade wheel inside even a handle to the operation process that makes the change saw blade has made things convenient for a lot of, thereby has solved traditional garland saw and has changed the loaded down with trivial details problem with the saw blade wasting of resources of diamond dust saw blade.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a this novel manual garland saw, includes: bow back, even a handle, saw blade line wheel, open and stop the device, even be equipped with the through-hole on the handle, the bow back can run through the through-hole, the top of bow back is equipped with the saw-tooth shape protrusion, the inside top of through-hole is equipped with the cockscomb shape depressed groove of cooperation saw-tooth shape protrusion, even a handle is equipped with saw bar and handle, the arc end of bow back with the tip of saw bar is equipped with fixing device, the saw blade line wheel with open and stop the device and install in the handle, open opening of stopping the steerable saw blade line wheel of device and opening, be equipped with the wire hole on hand.

Preferably, the fixing device comprises a butterfly screw, a screw rod, a chuck and a screw rod hole, the screw rod hole is formed in the arc-shaped end of the bow back and the end portion of the saw rod, and the screw rod can be inserted into the screw rod hole to be connected with the chuck and the butterfly screw.

Preferably, open and stop the device and include button, pentagonal groove, hexagonal groove and spring, the button is established at the saw blade line and takes turns to, the pentagonal groove is established in the handle, the hexagonal groove is established at the saw blade line and takes turns to the line, pentagonal key and pentagonal groove cooperate, hexagonal key and hexagonal groove cooperate, the intracavity of button is equipped with the spring, the top of button is not more than the surface of handle.

Preferably, the outlet hole is arranged on one side of the handle close to the saw rod.

Preferably, the handle is provided with a non-slip mat, and the non-slip mat is made of rubber.

When the saw blade needs to be replaced, the butterfly screw at the arc end of the bow back and the end part of the saw rod is unscrewed, the self-locking phenomenon between the bow back and the handle connected with the bow back is removed, and when the button is pressed (the pentagonal key above the button is matched with the pentagonal groove in the handle, the hexagonal key below the button is matched with the hexagonal groove in the saw blade wire wheel), the pentagonal key above the button is separated from the pentagonal groove in the handle to realize the rotation of the saw blade wire wheel. After the length of the carborundum saw blade required to be used is pulled out from the wire outlet hole, the button is loosened, the spring in the button cavity bounces, the pentagonal key above the button is meshed with the pentagonal groove in the handle again, and the saw blade wire wheel can be locked. The carborundum saw blade is wound on the screw rods at the arc-shaped end of the bow back and the end part of the saw rod, the chucks are respectively pressed on the screws, and then the butterfly screws at the arc-shaped end of the bow back and the end part of the saw rod are screwed down to play a role in fixing the saw blade.

Holding the even frame handle and promoting the bow back, because there is the cockscomb structure protrusion thing bow back top, even frame handle through-hole inside top is equipped with the cockscomb structure depressed groove, when locking carborundum saw blade power promote the bow back, the carborundum saw blade tightens the bow back and has an angular deflection, makes the cockscomb structure protrusion thing of bow back top and even frame handle through-hole in cockscomb structure depressed groove form a reverse acting force to can make this saw body whole form fine auto-lock phenomenon, can normally use novel manual garland saw.

Based on the technical scheme, the beneficial effects of the utility model are that:

1. simplifies the operation process of replacing the saw blade, thereby solving the problem that the diamond saw blade is complex to replace in the traditional garland saw,

2. the parts of the saw blade to be replaced, which are not worn at the two ends, can be continuously used, so that the waste of the saw blade resources is avoided.

Drawings

FIG. 1: the structure schematic diagram of the novel manual garland saw;

FIG. 2: an exploded view of the new hand-operated garland saw;

wherein: 1. bow back, 2, linking handle, 3, saw blade reel, 4, non-slip mat, 5, through-hole, 6, saw-toothed protrusion, 7, saw-toothed concave groove, 8, saw rod, 9, handle, 10, fixing device, 11, wire outlet, 12, butterfly screw, 13, screw, 14, chuck, 15, screw hole, 16, button, 17, pentagonal key, 18, hexagonal key, 19, pentagonal groove, 20, hexagonal groove, 21, spring.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example one

According to fig. 1 to 2, the present invention provides the following:

a novel manual lapper saw comprising: bow back 1, even a handle 2, saw blade line wheel 3, open and stop the device, even be equipped with through-hole 5 on the handle 2, bow back 1 can run through-hole 5, bow back 1's top is equipped with serration 6, and the inside top of through-hole 5 is equipped with the serration depressed slot 7 of cooperation serration 6, even a handle 2 is equipped with saw bar 8 and handle 9, bow back 1's arc end with the tip of saw bar 8 is equipped with fixing device 10, saw blade line wheel 3 opens and stops the device and install in handle 9, open and stop opening of the steerable saw blade line wheel 3 of opening the device and stop, be equipped with wire hole 11 on the handle 9.

Further, fixing device 10 includes butterfly screw 12, screw rod 13, chuck 14 and screw rod hole 15, screw rod hole 15 is established at bow back 1 arc end and the tip of saw pole 8, screw rod 13 can pass screw rod hole 15 perpendicularly, chuck 14 and butterfly screw 12 can cooperate with screw rod 13, reach the effect of fixed saw blade.

Further, it includes button 16, pentagonal groove 19, hexagonal groove 20 and spring 21 to open the stop device, button 16 establishes in saw blade wheel 2, pentagonal groove 19 establishes in handle 9, hexagonal groove 20 establishes in saw blade wheel 2, pentagonal key 17 cooperatees with pentagonal groove 19, hexagonal key 18 cooperatees with hexagonal groove 20, be equipped with spring 21 in button 16's the intracavity, button 16's top is no longer than handle 9's surface

Furthermore, the wire outlet hole 11 is arranged on one side of the handle 9 close to the saw bar 8.

Furthermore, the handle is provided with a non-slip mat 4, and the non-slip mat 4 is made of rubber.

When the saw blade needs to be replaced, the butterfly screw 12 at the arc end of the bow back 1 and the end part of the saw rod 8 is unscrewed, the self-locking phenomenon between the bow back 1 and the connected handle 2 is removed, and when the button 16 is pressed down (the pentagonal key 17 above the button 16 is matched with the pentagonal groove 19 in the handle 9, the hexagonal key 18 below the button 16 is matched with the hexagonal groove 20 in the saw blade wheel 3), and the rotation of the saw blade wheel 3 can be realized by separating the pentagonal key 19 above the button 16 from the pentagonal groove 19 in the handle 9. After the length of the carborundum saw blade required to be used is pulled out from the wire outlet hole 11, the button 16 is loosened, the spring 21 in the cavity of the button 16 is bounced, the pentagonal key above the button 16 is meshed with the pentagonal groove in the handle again, and the saw blade reel 3 can be locked. The carborundum saw blade is wound on the screw rods 13 at the arc end of the bow back 1 and the end part of the saw rod 8, the clamping heads 14 are pressed respectively, and then the butterfly screws 12 at the arc end of the bow back 1 and the end part of the saw rod 8 are screwed tightly, so that the function of fixing the saw blade is achieved.

Holding even frame handle 2 and promoting bow back 1, because of there is jagged protrusion 6 bow back 1 top, even the inside top of frame handle through-hole 5 is equipped with jagged depressed groove 7, when locking carborundum saw blade promotes bow back 1 hard, carborundum saw blade tightens bow back 1 and has an angular deflection, make jagged protrusion 6 of bow back 1 top and even the jagged depressed groove 7 in the frame handle through-hole form a reverse effort, thereby can make this saw body whole form fine auto-lock phenomenon, can normally use novel manual garland saw.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims (7)

1. A novel hand-operated garland saw, comprising: bow back, even a handle, saw blade line wheel, open and stop the device, even be equipped with the through-hole on the handle, the bow back can run through the through-hole, the top of bow back is equipped with the saw-tooth shape protrusion, the inside top of through-hole is equipped with the cockscomb shape depressed groove of cooperation saw-tooth shape protrusion, even a handle is equipped with saw bar and handle, the arc end of bow back with the tip of saw bar is equipped with fixing device, the saw blade line wheel with open and stop the device and install in the handle, open opening of stopping the steerable saw blade line wheel of device and opening, be equipped with the wire hole on hand.

2. The novel hand-operated jig saw as claimed in claim 1, wherein the fixing means comprises a butterfly screw, a screw rod, a chuck and a screw hole, the screw hole is provided at the arc end of the bow and the end of the saw rod, and the screw rod can be inserted into the screw hole to be connected with the chuck and the butterfly screw.

3. The novel hand-operated garland saw as claimed in claim 1, wherein the start/stop device comprises a button, a pentagonal groove, a hexagonal groove, a pentagonal key, a hexagonal key and a spring, the button is arranged in the saw blade wire wheel, the pentagonal groove is arranged in the handle, the hexagonal groove is arranged in the saw blade wire wheel, the pentagonal key is arranged above the button, the hexagonal key is arranged below the button, the pentagonal key is matched with the pentagonal groove, the hexagonal key is matched with the hexagonal groove, and the spring is arranged in the cavity of the button.

4. The novel hand-operated jig saw as set forth in claim 3, wherein the top end of said button does not extend beyond the surface of the handle.

5. The novel hand-operated jig saw as claimed in claim 1, wherein said wire outlet hole is provided on a side of the handle adjacent to the saw bar.

6. The novel hand-operated jig saw as set forth in claim 1, wherein said handle is provided with a non-slip pad.

7. The novel hand-operated jig saw as set forth in claim 6, wherein said non-slip mat is rubber.

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