CN209936007U - Circular saw - Google Patents
Circular saw Download PDFInfo
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- CN209936007U CN209936007U CN201920323509.8U CN201920323509U CN209936007U CN 209936007 U CN209936007 U CN 209936007U CN 201920323509 U CN201920323509 U CN 201920323509U CN 209936007 U CN209936007 U CN 209936007U
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- bottom plate
- circular saw
- ruler
- pressing
- pressing plate
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Abstract
The utility model discloses a circular saw, the bottom plate of which is provided with a saw blade slotted hole; the saw blade slotted hole is used for mounting a circular saw blade; the rear end of the bottom plate is provided with an upward rear side wall; the rear side wall is provided with a guide opening; the upper side of the front part of the bottom plate is provided with a pressing device; the pressing device and the guide opening are positioned on the left side or the right side of the saw blade slotted hole; when the vertical ruler of the T-shaped ruler passes through the guide opening and the transverse ruler of the T-shaped ruler is abutted against the rear side face of the rear side wall, the front part of the vertical ruler of the T-shaped ruler is pressed on the upper side face of the front part of the bottom plate by the pressing device. The utility model discloses a circular saw, the circular saw of being convenient for carries T shape chi at random, and the circular saw user of being convenient for preserves properly and uses T shape chi.
Description
Technical Field
The utility model relates to a saw, in particular to circular saw.
Background
Circular saws, one of the most common tools used in construction sites and home furnishings, can be used to cut wood, metal, plastic products, and the like. To ensure that the machine can cut straight parallel lines along the edge of the workpiece, the machine is often equipped with guides or T-rulers. The T-square is widely used because of its light weight, small size and portability. But as an auxiliary accessory, it is merely placed in a packing box or stored separately, resulting in frequent loss or inconvenience of storage. Causing trouble to the operator.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a circular saw, the circular saw of being convenient for carries T shape chi at random, and the circular saw user of being convenient for preserves properly and uses T shape chi.
In order to solve the technical problem, the circular saw provided by the utility model comprises a bottom plate 1 and a circular saw blade 2;
the bottom plate 1 is provided with a saw blade slotted hole 11;
the saw blade slotted hole 11 is used for installing the circular saw blade 2;
the rear end of the bottom plate 1 is provided with an upward rear side wall 12;
the rear side wall 12 is provided with a guide opening 121;
a pressing device 13 is arranged on the upper side of the front part of the bottom plate 1;
the pressing device 13 and the guide opening 121 are both positioned on the left side or the right side of the saw blade slotted hole 11;
when the vertical rod 41 of the T-bar 4 passes through the guide opening 121 and its transverse rod 42 abuts against the rear side of the rear side wall 12, the pressing device 13 presses the front part of the vertical rod of the T-bar against the front upper side of the base plate 1.
Preferably, the pressing device 13 includes a pressing plate 131, a pin 132 and an elastic component 133;
the pin shaft 132 is fixed above the upper side of the front part of the bottom plate 1 along the left-right direction;
the front part of the pressing plate 131 is pivotally fixed on the upper side surface of the front part of the bottom plate 1 through the pin shaft 132, and the front end of the pressing plate 131 is provided with an eccentric arc surface;
the elastic component 133 is configured to generate a deformation elastic force between the rear portion of the pressing plate 131 and the bottom plate 1, when the rear portion of the pressing plate 131 does not apply a downward pressure additionally, the front end of the pressing plate 131 rotates around the pin 132 toward the bottom plate, and when the rear portion of the pressing plate 131 applies a downward pressure, the front end of the pressing plate 131 rotates upwards around the pin 132 to make the front end eccentric arc surface away from the bottom plate.
Preferably, the elastic member 133 is a spring post;
the lower end of the elastic column is abutted against the bottom plate 1, and the upper end of the elastic column is fixed at the rear part of the compression plate 131.
Preferably, the elastic member 133 is a torsion spring;
the torsion spring is sleeved on the pin shaft 132, and two ends of the torsion spring are respectively abutted against the rear part of the pressing plate 131 and the bottom plate 1.
Preferably, the front-back length of the bottom plate 1 is greater than the length of the vertical ruler 41 of the T-shaped ruler 4.
Preferably, the left-right length of the guiding opening 121 is smaller than the length of the transverse ruler 42 of the T-shaped ruler 4 and larger than the width of the vertical ruler 41.
Preferably, the pressing device 13 is a pressing knob.
Preferably, the pressing device 13 is a screw.
In the circular saw of the utility model, the guide port 121 of the rear side wall 12 connected with the rear end of the bottom plate 1 and the pressing device 13 on the upper side surface of the front part of the bottom plate 1 jointly form a T-shaped ruler storage structure; the left and right directions removes about the T shape chi 4 rear portion can be restricted by guide way 121, and left and right directions removes about the T shape chi 4 front portion can be restricted by closing device 13, and rear side wall 12 can block the horizontal chi 42 of T shape chi 4, avoids the horizontal chi 42 of T shape chi 4 to get into bottom plate 1 top region, makes the forward movement of T shape chi 4 spacing, makes the horizontal chi 42 of T shape chi 4 be located the circular saw rear end, can not influence the annular saw and normally fix a position. T shape chi 4 can conveniently be directly installed and fix on this annular saw bottom plate 1, and the annular saw of being convenient for carries T shape chi 4 at random, and the annular saw user of being convenient for keeps properly and uses T shape chi 4, avoids T shape chi 4 to lose.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the present invention are briefly introduced below, and 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 these drawings without creative efforts.
FIG. 1 is a schematic view of a circular saw according to an embodiment of the present invention;
FIG. 2 is a perspective view of the assembly of the T-shaped ruler and the bottom plate of the circular saw according to the present invention;
FIG. 3 is a top view of an embodiment of the present invention in the assembled configuration of a T-shaped ruler and a base plate;
fig. 4 is a schematic sectional view B-B of the compacting apparatus of fig. 3.
The reference numbers in the figures illustrate:
1, a bottom plate; 11 saw blade slotted holes; 12 a rear side wall; 121 a guide port; 13 a pressing device; 131 a pressure strip; 132 a pin shaft; 133 an elastic member; 2 a circular saw blade; 4T-shaped ruler; 41 vertical ruler; 42 horizontal ruler.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments, but not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example one
As shown in fig. 1, 2 and 3, the circular saw includes a base plate 1 and a circular saw blade 2;
the bottom plate 1 is provided with a saw blade slotted hole 11;
the saw blade slotted hole 11 is used for installing the circular saw blade 2;
the rear end of the bottom plate 1 is provided with an upward rear side wall 12;
the rear side wall 12 is provided with a guide opening 121;
a pressing device 13 is arranged on the upper side of the front part of the bottom plate 1;
the pressing device 13 and the guide opening 121 are both positioned on the left side or the right side of the saw blade slotted hole 11;
when the vertical rod 41 of the T-bar 4 passes through the guide opening 121 and its transverse rod 42 abuts against the rear side of the rear side wall 12, the pressing device 13 presses the front part of the vertical rod of the T-bar against the front upper side of the base plate 1.
In the circular saw of the first embodiment, the guide opening 121 of the rear side wall 12 connected to the rear end of the base plate 1 and the pressing device 13 on the upper side of the front part of the base plate 1 together form a T-shaped ruler storage structure; the left and right directions removes about the T shape chi 4 rear portion can be restricted by guide way 121, and left and right directions removes about the T shape chi 4 front portion can be restricted by closing device 13, and rear side wall 12 can block the horizontal chi 42 of T shape chi 4, avoids the horizontal chi 42 of T shape chi 4 to get into bottom plate 1 top region, makes the forward movement of T shape chi 4 spacing, makes the horizontal chi 42 of T shape chi 4 be located the circular saw rear end, can not influence the annular saw and normally fix a position. The circular saw of embodiment one, T shape chi 4 can conveniently be directly mounted and fix on circular saw bottom plate 1, and the circular saw of being convenient for carries T shape chi 4 at random, and the circular saw user of being convenient for keeps properly and uses T shape chi 4, avoids T shape chi 4 to lose.
Example two
According to the circular saw of the first embodiment, as shown in fig. 4, the pressing device 13 includes a pressing plate 131, a pin 132, and an elastic member 133;
the pin shaft 132 is fixed above the upper side of the front part of the bottom plate 1 along the left-right direction;
the front part of the pressing plate 131 is pivotally fixed on the upper side surface of the front part of the bottom plate 1 through the pin shaft 132, and the front end of the pressing plate 131 is provided with an eccentric arc surface;
the elastic component 133 is configured to generate a deformation elastic force between the rear portion of the pressing plate 131 and the bottom plate 1, when the rear portion of the pressing plate 131 does not apply a downward pressure additionally, the front end of the pressing plate 131 rotates around the pin 132 toward the bottom plate, and when the rear portion of the pressing plate 131 applies a downward pressure, the front end of the pressing plate 131 rotates upwards around the pin 132 to make the front end eccentric arc surface away from the bottom plate.
Preferably, the elastic member 133 is a spring post;
the lower end of the elastic column is abutted against the bottom plate 1, and the upper end of the elastic column is fixed at the rear part of the compression plate 131.
Preferably, the elastic member 133 is a torsion spring;
the torsion spring is sleeved on the pin shaft 132, and two ends of the torsion spring are respectively abutted against the rear part of the pressing plate 131 and the bottom plate 1.
Preferably, the front-back length of the bottom plate 1 is greater than the length of the vertical ruler 41 of the T-shaped ruler 4, so that the T-shaped ruler 4 does not interfere with a workpiece or a tool when the circular saw cuts.
Preferably, the left-right length of the guiding opening 121 is smaller than the length of the transverse ruler 42 of the T-shaped ruler 4 and larger than the width of the vertical ruler 41.
In the circular saw of the second embodiment, the vertical rod 41 of the T-shaped ruler 4 passes through the guide opening 121 of the rear side wall 12 from the rear to the front, and is continuously inserted forward between the pressing plate 131 and the upper side surface of the bottom plate 1 until the horizontal rod 42 of the T-shaped ruler 4 is attached to the rear side wall 12 from the rear to the front. Under the elastic force of the elastic component 133, the pressing plate 131 rotates around the pin 132 to press the front eccentric surface of the pressing plate downward on the vertical ruler 41 of the T-shaped ruler 4, so that the T-shaped ruler 4 cannot move backward, and at this time, the T-shaped ruler 4 cannot move backward or be pulled out directly. If the rear portion of the pressing plate 131 is pressed downward, the elastic member 133 is compressed and deformed, and the pressing plate 131 rotates around the pin 132 to generate a gap between the eccentric arc surface at the front end thereof and the vertical ruler 41 of the T-shaped ruler 4, and at this time, the T-shaped ruler 4 can be directly moved backward or pulled out.
EXAMPLE III
According to the circular saw of the first embodiment, the pressing device 13 is a pressing knob.
Example four
According to the circular saw of the first embodiment, the pressing device 13 is a screw.
The above are merely preferred embodiments of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. A circular saw, characterized in that it comprises a base plate (1) and a circular saw blade (2);
the bottom plate (1) is provided with a saw blade slotted hole (11);
the saw blade slotted hole (11) is used for installing a circular saw blade (2);
the rear end of the bottom plate (1) is provided with an upward rear side wall (12);
the rear side wall (12) is provided with a guide opening (121);
a pressing device (13) is arranged on the upper side face of the front part of the bottom plate (1);
the pressing device (13) and the guide opening (121) are both positioned on the left side or the right side of the saw blade slotted hole (11);
when the vertical ruler (41) of the T-shaped ruler (4) passes through the guide opening (121) and the transverse ruler (42) of the T-shaped ruler abuts against the rear side face of the rear side wall (12), the pressing device (13) presses the front part of the vertical ruler of the T-shaped ruler against the upper side face of the front part of the bottom plate (1).
2. The circular saw of claim 1,
the pressing device (13) comprises a pressing plate (131), a pin shaft (132) and an elastic component (133);
the pin shaft (132) is fixed above the upper side face of the front part of the bottom plate (1) in the left-right direction;
the front part of the pressing plate (131) is pivotally fixed on the upper side surface of the front part of the bottom plate (1) through the pin shaft (132), and the front end of the pressing plate (131) is provided with an eccentric arc surface;
the elastic component (133) is used for generating deformation elastic force between the rear portion of the pressing plate (131) and the bottom plate (1), when downward pressure is not additionally applied to the rear portion of the pressing plate (131), the front end of the pressing plate (131) rotates towards the bottom plate around the pin shaft (132), and when downward pressure is applied to the rear portion of the pressing plate (131), the front end of the pressing plate (131) rotates upwards around the pin shaft (132) to enable the eccentric arc surface at the front end to be far away from the bottom plate.
3. The circular saw of claim 2,
the elastic component (133) is a spring column;
the lower end of the elastic column is abutted against the bottom plate (1), and the upper end of the elastic column is fixed at the rear part of the pressing plate (131).
4. The circular saw of claim 2,
the elastic component (133) is a torsion spring;
the torsion spring is sleeved on the pin shaft (132), and two ends of the torsion spring are respectively abutted against the rear part of the pressing plate (131) and the bottom plate (1).
5. The circular saw of claim 1,
the front and back lengths of the bottom plate (1) are greater than the length of a vertical ruler (41) of the T-shaped ruler (4).
6. The circular saw of claim 1,
the left and right length of the guide opening (121) is smaller than the length of a transverse ruler (42) of the T-shaped ruler (4) and larger than the width of a vertical ruler (41).
7. The circular saw of claim 1,
the pressing device (13) is a pressing knob.
8. The circular saw of claim 1,
the pressing device (13) is a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323509.8U CN209936007U (en) | 2019-03-14 | 2019-03-14 | Circular saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323509.8U CN209936007U (en) | 2019-03-14 | 2019-03-14 | Circular saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209936007U true CN209936007U (en) | 2020-01-14 |
Family
ID=69123959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920323509.8U Active CN209936007U (en) | 2019-03-14 | 2019-03-14 | Circular saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209936007U (en) |
-
2019
- 2019-03-14 CN CN201920323509.8U patent/CN209936007U/en active Active
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