CN213135286U - Saw blade clamping device and handsaw - Google Patents
Saw blade clamping device and handsaw Download PDFInfo
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- CN213135286U CN213135286U CN202020453697.9U CN202020453697U CN213135286U CN 213135286 U CN213135286 U CN 213135286U CN 202020453697 U CN202020453697 U CN 202020453697U CN 213135286 U CN213135286 U CN 213135286U
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Abstract
The utility model provides a saw blade clamping device and a handsaw, which relate to the technical field of the bench worker tool, wherein the saw blade clamping device comprises a clamping body, a clamping piece and a connecting structure; the clamping body and the clamping piece are connected together through the connecting structure, so that the clamping body and the clamping piece can clamp the saw blade between the clamping body and the clamping piece. During the use, pack the saw blade into between centre gripping body and the holder, it is fixed with holder and centre gripping body with connection structure to make the saw blade by centre gripping body, holder centre gripping, saw blade intensity increases, and the saw blade is difficult to the fracture when using, thereby has improved the life of saw blade, has also avoided the saw blade to change the inconvenience of bringing because of frequent fracture simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the pincers worker instrument technique and specifically relates to a saw blade clamping device and handsaw are related to.
Background
The hand saw is used with one hand and driven by the back and forth motion of the arm. It is commonly used for sawing wood, stone, steel, etc.
Most of the prior handsaws mainly comprise a saw blade and a handle, and have the advantages of small volume, simple operation and convenient carrying. After a connecting rod on a press machine presses a copper sleeve, the joint rate between the copper sleeve and a small end hole of the connecting rod is an important standard for testing the press fitting quality of the copper sleeve, the copper sleeve needs to be cut open according to a certain proportion to check the joint rate in order to ensure the press fitting quality of the copper sleeve, when the handsaw is used, the copper sleeve is cut by a saw bow, a saw blade is easy to break, and the saw blade needs to be frequently disassembled and assembled when the copper sleeve is cut, so that the handsaw is time-consuming, labor-consuming and inconvenient to.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a saw blade clamping device and handsaw to having alleviated current handsaw and when using, the saw blade is easy disconnected, need dismouting saw blade often when cutting the copper sheathing, the awkward technical problem wastes time and energy.
The utility model provides a saw blade clamping device, which comprises a clamping body, a clamping piece and a connecting structure;
the clamping body and the clamping piece are connected together through the connecting structure, so that the clamping body and the clamping piece can clamp the saw blade between the clamping body and the clamping piece.
Furthermore, the connecting structure comprises a locking screw, a first through hole arranged on the clamping piece and a first screw hole arranged on the clamping body, and the first through hole corresponds to the first screw hole;
the locking screw penetrates through the first through hole and then is in threaded connection with the first screw hole, and the clamping body and the clamping piece are locked.
Further, the number of the connecting structures is multiple.
Furthermore, the saw blade clamping device comprises a first adjusting structure for adjusting the height of the saw teeth of the saw blade protruding out of the clamping body.
Further, the number of the first adjusting structures is multiple.
Furthermore, the first adjusting structure comprises an adjusting screw, a first half screw hole arranged on the clamping body and a second half screw hole arranged on the clamping piece;
the first half screw hole corresponds to the second half screw hole, and when the clamping body is connected with the clamping piece through the connecting structure, the first half screw hole and the second half screw hole surround to form the second screw hole;
the adjusting screw is inserted into the second screw hole;
the adjusting screw is propped against one end, far away from the saw teeth, of the saw blade.
Further, the saw blade clamping device comprises a stop structure for preventing the saw blade from moving in the width direction of the saw blade relative to the clamping body and the clamping piece.
Further, the stopping structure comprises a convex part which is arranged on the clamping piece and protrudes towards the direction of the clamping body, and a concave part which is arranged on the clamping body and corresponds to the convex part; the convex part is arranged at one end of the clamping piece far away from the saw blade; or
The stopping structure comprises a concave part which is arranged on the clamping piece and is concave back to the direction of the clamping body, and a convex part which is arranged on the clamping body and corresponds to the concave part, wherein the concave part is arranged at one end, far away from the saw blade, of the clamping piece.
The utility model provides a handsaw, including the handle with saw blade clamping device.
Further, the handle is connected with the clamping body through welding.
The utility model provides a saw blade clamping device, which comprises a clamping body, a clamping piece and a connecting structure; the clamping body and the clamping piece are connected together through the connecting structure, so that the clamping body and the clamping piece can clamp the saw blade between the clamping body and the clamping piece.
During the use, pack the saw blade into between centre gripping body and the holder, it is fixed with holder and centre gripping body with connection structure to make the saw blade by centre gripping body, holder centre gripping, saw blade intensity increases, and the saw blade is difficult to the fracture when using, thereby has improved the life of saw blade, has also avoided the saw blade to change the inconvenience of bringing because of frequent fracture simultaneously.
The utility model provides a handsaw, including foretell saw blade clamping device, consequently, this handsaw also possesses saw blade clamping device's advantage.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural view of a saw blade clamping device provided in embodiment 1 of the present invention;
FIG. 2 is a sectional view taken along line A-A in FIG. 1;
fig. 3 is a left side view of a saw blade clamping device provided in embodiment 1 of the present invention;
fig. 4 is an exploded view of a saw blade clamping device provided in embodiment 1 of the present invention;
fig. 5 is a structural view of a saw blade clamping device provided in embodiment 2 of the present invention;
FIG. 6 is a sectional view taken along line B-B of FIG. 5;
fig. 7 is a plan view of a saw blade clamping device according to embodiment 2 of the present invention;
FIG. 8 is an enlarged view of portion I of FIG. 7;
fig. 9 is an exploded view of a saw blade clamping device according to embodiment 2 of the present invention.
Icon: 100-a clamping body; 110-a first screw hole; 120-first half screw hole; 200-a clamp; 210-a first via; 220-second half screw hole; 300-a connecting structure; 310-locking screws; 400-a first adjustment structure; 410-adjusting screws; 500-a handle; 600-a stop structure; 610-a convex part; 620-recess; 700-saw blade.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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
As shown in fig. 1-4, the present invention provides a saw blade 700 clamping device, which comprises a clamping body 100, a clamping member 200 and a connecting structure 300.
The clamping body 100 and the clamping member 200 are connected together by the connecting structure 300 so that the clamping body 100 and the clamping member 200 can clamp the saw blade 700 therebetween.
During the use, pack into saw blade 700 between centre gripping body 100 and the holder 200, it is fixed with holder 200 and centre gripping body 100 with connection structure 300 to make saw blade 700 by centre gripping body 100, the centre gripping of holder 200, saw blade 700 intensity increases, and saw blade 700 is difficult to the fracture when using, thereby has improved saw blade 700's life, has also avoided saw blade 700 to change the inconvenience that brings because of frequent fracture simultaneously.
Further, the connection structure 300 includes a locking screw 310, a first through hole 210 provided on the clamping member 200, and a first screw hole 110 provided on the clamping body 100, wherein the first through hole 210 corresponds to the first screw hole 110.
The locking screw 310 is screwed into the first screw hole 110 after passing through the first through hole 210, and is used for locking the clamping body 100 and the clamping member 200.
Specifically, the clamping member 200 is provided with a first through hole 210, the clamping body 100 is provided with a first screw hole 110 corresponding to the first through hole 210, when in use, the saw blade 700 is installed between the clamping body 100 and the clamping member 200, and then the locking screw 310 is screwed into the first screw hole 110 after passing through the first through hole 210, so that the clamping member 200 is connected with the clamping body 100, so that the clamping member 200 and the clamping body 100 can clamp the saw blade 700 between the clamping member 200 and the clamping body, the rigidity of the saw blade 700 is improved, and the saw blade 700 is prevented from being broken when a connecting rod copper sleeve is cut.
It should be noted that, after the through holes are provided in the holder 200 and the holder body 100, the nut is sequentially inserted through the through holes of the holder 200 and the holder body 100, and then the holder 200 and the holder body 100 are fixed by the nut, so that the saw blade 700 interposed therebetween can be clamped.
Further, the number of the connection structures 300 is plural.
Specifically, the number of the connecting structures 300 can be multiple, and the connecting structures are arranged at intervals, so that the stress on each position of the saw blade 700 is uniform, and the clamping of the saw blade 700 is facilitated.
In this embodiment, the number of the connecting structures 300 is five, that is, one connecting structure 300 is respectively disposed at the outer sides of the two ends of the saw blade 700, and three connecting structures 300 are disposed at the middle positions, that is, the positions of the clamping member 200 and the clamping body 100 far away from the protruding end of the saw blade 700, and the three connecting structures 300 are disposed at intervals, so that the saw blade 700 can be better clamped while the clamping member 200 and the clamping body 100 are fixedly connected.
Further, the saw blade 700 clamping device includes a first adjusting structure 400 for adjusting the height of the protrusion of the saw teeth of the saw blade 700 from the clamping body 100.
Specifically, the saw blade 700 clamping device comprises a first adjusting structure 400, and the first adjusting structure 400 can adjust the height of the saw blade 700 clamped by the clamping piece 200 and the clamping body 100, which is protruded from the clamping body 100, so as to adapt to the cutting of connecting rod copper sleeves with different sizes.
Further, the number of the first adjustment structures 400 is plural.
Further, the first adjusting structure 400 includes an adjusting screw 410, a first half screw hole 120 provided on the clamping body 100, and a second half screw hole 220 provided on the clamping member 200.
The first half screw hole 120 corresponds to the second half screw hole 220, and when the clamping body 100 and the clamping member 200 are connected by the connecting structure 300, the first half screw hole 120 and the second half screw hole 220 enclose a second screw hole.
The adjusting screw 410 is inserted into the second screw hole.
The adjusting screw 410 abuts against an end of the saw blade 700 remote from the teeth.
Specifically, the first adjusting structure 400 includes a first half screw hole 120 disposed on the clamping body 100, and a second half screw hole 220 disposed on the clamping member 200 and corresponding to the first half screw hole 120, wherein the first half screw hole 120 and the second half screw hole 220 can enclose a second screw hole.
The extending direction of the second screw hole is perpendicular to the extending direction of the first screw hole 110.
Adjusting screw 410 can the spiro union in the second screwed hole, just adjusting screw 410 keep away from the one end of spiro union portion with the one end butt of saw blade 700 sawtooth dorsad, through rotatory adjusting screw 410, thereby adjust the sawtooth of saw blade 700 is protruding the height of centre gripping body 100 for the cutting of different connecting rod copper sheathing has improved the commonality when using.
It should be noted that the number of the first adjusting structures 400 may be multiple and uniformly arranged, and the saw blade 700 can be supported and adjusted at multiple positions, so as to meet different use requirements.
In this embodiment, the number of the first adjusting structures 400 is two, the first adjusting structures are arranged at intervals, and the protruding height of the saw teeth of the saw blade 700 is adjusted by adjusting the position of the adjusting screw 410 in the second screw hole, so that the structure is simple and the adjustment is convenient.
Example 2
As shown in fig. 5 to 9, the difference from embodiment 1 is that, further, the saw blade 700 clamping device includes a stop structure 600, and the stop structure 600 is used for preventing the saw blade 700 from moving in the width direction of the saw blade 700 relative to the clamping body 100 and the clamping member 200.
Specifically, the saw blade 700 clamping device includes the stop structure 600, which can prevent the saw blade 700 from moving in the width direction, and when the handsaw is in use, the saw blade 700 is easily caused to slide relative to the clamping body 100 and the clamping member 200, so that the saw teeth of the saw blade 700 enter between the clamping body 100 and the clamping member 200 and can not be cut, and therefore, the stop structure 600 can avoid the above situation.
Further, the stopping structure 600 includes a protrusion 610 disposed on the clamping member 200 and protruding toward the clamping body 100, and a recess 620 disposed on the clamping body 100 and corresponding to the protrusion 610.
Specifically, in this embodiment, the clamping member 200 is provided with a protrusion 610 protruding toward the clamping body 100, and the protrusion 610 is provided on the clamping member 200 away from the clamping saw blade 700; the clamping body 100 is provided with a concave part 620 facing the clamping member 200, the protrusion corresponds to the concave part 620, and the protrusion is matched with the concave part 620 and is used for abutting against one end of the saw blade 700 far away from the saw teeth, so that the saw blade 700 is prevented from moving to the direction far away from the connecting rod copper sleeve in the cutting process.
Alternatively, the stopping structure 600 includes a concave portion 620 disposed on the clamping member 200 and recessed away from the clamping body 100, and a convex portion 610 disposed on the clamping body 100 and corresponding to the concave portion 620.
Specifically, a concave part 620 which is concave in the direction away from the clamping body 100 may be provided on the clamping member 200, a convex part 610 corresponding to the concave part 620 may be provided on the clamping body 100, and the convex part is engaged with the concave part 620 and is used for abutting against one end of the saw blade 700 which is away from the saw teeth, so as to prevent the saw blade 700 from moving in the direction away from the connecting rod copper sleeve during the cutting process.
The number of the convex portions 610 and the concave portions 620 may be plural.
In this embodiment, the clamping member 200 is provided with two spaced protrusions 610, and the clamping body 100 is provided with two recesses 620 corresponding to the protrusions 610.
The utility model provides a handsaw, including handle 500 with saw blade 700 clamping device. Because the saw blade 700 is clamped by the clamping body 100 and the clamping piece 200, the strength of the saw blade 700 is increased, the saw blade 700 cannot be broken, and the saw blade 700 clamping device used when the small-end copper bush of the connecting rod is cut is compact in structure and smaller than the small-end hole of the connecting rod, so that the copper bush can be cut without disassembling the saw blade 700. Furthermore, the cutting depth of the saw blade 700 can be adjusted by using the adjusting screw 410, and the small end of the connecting rod can be prevented from being pulled.
The handle 500 is connected to one end of the grip body 100.
Further, the handle 500 is connected to the clamping body 100 by welding.
Specifically, the handle 500 may be welded to the clamping body 100 using electric welding, which facilitates hand holding when cutting the copper sleeve.
It should be noted that the handle 500 and the grip body 100 may be integrally formed.
To sum up, the saw blade 700 clamping device provided by the present invention comprises a clamping body 100, a clamping member 200 and a connecting structure 300; the clamping body 100 and the clamping member 200 are connected together by the connecting structure 300 so that the clamping body 100 and the clamping member 200 can clamp the saw blade 700 therebetween.
During the use, pack into saw blade 700 between centre gripping body 100 and holder 200, fix between holder 200 and the centre gripping body 100 with connection structure 300 to make saw blade 700 by centre gripping body 100, the centre gripping of holder 200, saw blade 700 intensity increases, and saw blade 700 is difficult to the fracture when using, thereby has improved saw blade 700's life, has also avoided saw blade 700 to change the inconvenience that brings because of frequent fracture simultaneously.
The utility model provides a handsaw, including foretell saw blade 700 clamping device, consequently, handsaw also possesses saw blade 700 clamping device's advantage.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. A saw blade clamping device is characterized by comprising a clamping body, a clamping piece and a connecting structure;
the clamping body and the clamping piece are connected together through the connecting structure, so that the clamping body and the clamping piece can clamp the saw blade between the clamping body and the clamping piece;
the connecting structure comprises a locking screw, a first through hole arranged on the clamping piece and a first screw hole arranged on the clamping body, and the first through hole corresponds to the first screw hole;
the locking screw penetrates through the first through hole and then is in threaded connection with the first screw hole, and the clamping body and the clamping piece are locked.
2. The saw blade clamping device as in claim 1, wherein said attachment structure is plural in number.
3. The blade clamp of claim 1, wherein the blade clamp includes a first adjustment structure for adjusting the height at which the teeth of the blade project from the clamp body.
4. The saw blade clamping device as in claim 3, wherein said first adjustment structure is plural in number.
5. The saw blade clamping device as in claim 3, wherein said first adjustment structure comprises an adjustment screw, a first half screw hole provided on said clamping body, and a second half screw hole provided on said clamping member;
the first half screw hole corresponds to the second half screw hole, and when the clamping body is connected with the clamping piece through the connecting structure, the first half screw hole and the second half screw hole surround to form the second screw hole;
the adjusting screw is inserted into the second screw hole;
the adjusting screw is propped against one end, far away from the saw teeth, of the saw blade.
6. The saw blade clamping device as claimed in claim 1, wherein the saw blade clamping device comprises a stop structure for preventing movement of the saw blade in a width direction of the saw blade relative to the clamping body and clamping member.
7. The saw blade clamping device as claimed in claim 6, wherein said stop structure comprises a protrusion provided on said clamping member and protruding in a direction towards said clamping body, and a recess provided on said clamping body and corresponding to said protrusion; the convex part is arranged at one end of the clamping piece far away from the saw blade; or
The stopping structure comprises a concave part which is arranged on the clamping piece and is concave back to the direction of the clamping body, and a convex part which is arranged on the clamping body and corresponds to the concave part, wherein the concave part is arranged at one end, far away from the saw blade, of the clamping piece.
8. A hand saw comprising a handle and a blade clamping arrangement as claimed in any one of claims 1 to 7.
9. The hand saw of claim 8, wherein the handle and the clamping body are connected by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020453697.9U CN213135286U (en) | 2020-03-31 | 2020-03-31 | Saw blade clamping device and handsaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020453697.9U CN213135286U (en) | 2020-03-31 | 2020-03-31 | Saw blade clamping device and handsaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213135286U true CN213135286U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020453697.9U Active CN213135286U (en) | 2020-03-31 | 2020-03-31 | Saw blade clamping device and handsaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213135286U (en) |
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2020
- 2020-03-31 CN CN202020453697.9U patent/CN213135286U/en active Active
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