CN210999130U

CN210999130U - Backer device for woodworking saw and woodworking saw

Info

Publication number: CN210999130U
Application number: CN201921407834.9U
Authority: CN
Inventors: 沈迪刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-07-14
Anticipated expiration: 2029-08-28

Abstract

The utility model relates to a carpenter's saw technical field, specifically speaking relates to a backer device and carpenter's saw for carpenter's saw. The guiding rule assembly comprises a guiding rule main body; the guiding rule main body at least comprises a first side surface and a second side surface, wherein the first side surface is matched with the bottom plate of the saw body, the second side surface is matched with wood, and the first side surface and the second side surface are both flat and vertical to each other; the two ends of the guiding rule main body, which are located on the first side face, are respectively provided with a locking mechanism which is used for being matched with the corresponding side of the saw body bottom plate, and the locking mechanisms are used for realizing the detachable connection between the corresponding ends of the guiding rule main body and the corresponding sides of the saw body bottom plate. The wood saw is provided with the mountain leaning device. The utility model discloses simple structure, convenient to use.

Description

Backer device for woodworking saw and woodworking saw

Technical Field

The utility model relates to a carpenter's saw technical field, specifically speaking relates to a backer device and carpenter's saw for carpenter's saw.

Background

Among the woodworking saws disclosed in chinese patent publication No. CN3418941D, a conventional small woodworking saw generally includes a saw body and a saw body bottom plate, wherein the saw body includes components such as a motor and a saw blade. Wherein, saw body bottom plate is located saw body below department, and saw body bottom plate mainly used guarantees the saw body and the laminating nature between timber at the cutting in-process. In addition, the saw body can usually rotate 0-45 degrees at the bottom plate of the saw body, the wood can be cut normally when the saw body rotates to 0 degrees relative to the bottom plate of the saw body, and the wood can be beveled when the saw body rotates to 45 degrees relative to the bottom plate of the saw body, and the beveling is usually used for trimming the wood.

When cutting timber, especially when cutting wooden plate, need guarantee two points at least: firstly, the stability of the saw blade is ensured; secondly, the stability of the advancing direction of the saw body is ensured. Although the stability of the saw blade can be better ensured by arranging the saw body bottom plate in the existing woodworking saw, no mechanism or facility for ensuring the stability of the advancing direction of the saw body exists in the existing woodworking saw. In the current, the carpenter master is when cutting timber, generally need adopt weighing apparatus such as angle square to lead its advancing direction, this has following drawback: firstly, the operation is inconvenient; secondly, the manual error of an operator is large; thirdly, the safety of the operation process is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a back mountain device for carpenter's saw, it can overcome certain or some defects of prior art.

The utility model discloses a backer device for a woodworking saw, which comprises a guiding rule component arranged at the bottom plate of a saw body, wherein the guiding rule component comprises a guiding rule main body; the guiding rule main body at least comprises a first side surface and a second side surface, wherein the first side surface is matched with the bottom plate of the saw body, the second side surface is matched with wood, and the first side surface and the second side surface are both flat and vertical to each other; the two ends of the guiding rule main body, which are located on the first side face, are respectively provided with a locking mechanism which is used for being matched with the corresponding side of the saw body bottom plate, and the locking mechanisms are used for realizing the detachable connection between the corresponding ends of the guiding rule main body and the corresponding sides of the saw body bottom plate.

In the utility model, the locking mechanism is arranged at the two ends of the first side surface, so when the guiding rule component is additionally arranged at the bottom plate of the saw body, the first side surface can be better attached to the bottom plate of the saw body; the second side surface is a plane and is vertical to the first side surface, so that the second side surface can form a right angle with the bottom surface of the bottom plate of the saw body; thereby make, when using the carpenter's saw of having installed the utility model discloses a guiding to saw body advancing direction can be realized through the cooperation of second side and timber tip. Through this kind of setting, owing to abandoned current mode like adopting modes such as angle square to carry out the alignment for the user can both hands operation saw body better, has advantages such as convenient operation, security are higher, the error is less simultaneously concurrently.

In addition, the detachable connection between the guiding rule main body and the bottom plate of the existing saw body can be better realized through the locking mechanism, so that a user can select whether to additionally install a guiding rule component according to the actual working condition, and the use is more flexible; more importantly, the mounting position of the guiding rule assembly can be adjusted, so that the distance between the second side surface and the saw blade is adjusted, the depth of the saw blade during cutting can be preferably adjusted, and the guiding rule assembly is preferably suitable for cutting wood with various size requirements.

The utility model discloses in, first side and second side can be directly formed by the side of guiding ruler main part, also can set up a plurality ofly through the corresponding side department in the guiding ruler main part like positioning block, positioning column etc. the common formation.

In a preferred scheme of the utility model, the guiding ruler main body is provided with a saw blade oblique cutting groove matched with the saw blade, and the length of the saw blade oblique cutting groove is larger than the diameter of the saw blade; the bottom wall of the saw blade oblique cutting groove and the first side face form an angle of 45 degrees, one side of the bottom wall of the saw blade oblique cutting groove extends to the first side face, and the other side of the bottom wall of the saw blade oblique cutting groove extends to the second side face.

Through the arrangement, when wood needs to be obliquely cut, the angle between the saw body and the bottom plate of the saw body can be firstly adjusted to be 45 degrees, then the guiding rule component is moved to the position of the saw blade, and the saw body can be better guided in the oblique cutting process. Through the cooperation of saw bit bevel groove and saw bit for the second side of guiding rule main part department can reach to the saw bit rear side, thereby can control by the bevel position better.

The utility model discloses an among the preferred scheme, the guiding ruler main part adopts square pipe to make, and the both ends of guiding ruler main part all are equipped with the end cap. Thereby can be better the preparation of the guiding ruler main part of being convenient for, and the adjacent lateral wall of side pipe can directly be used for forming first side and second side, through setting up the end cap, can beautify and protect the tip of guiding ruler main part better.

The utility model discloses an among the preferred scheme, locking mechanism is including the installation mechanism of locating guiding rule main part department, locate the preforming of installation mechanism department and locate the adjustment mechanism between preforming and guiding rule main part, and installation mechanism is used for forming the fit-up gap between preforming and guiding rule main part, and adjustment mechanism is used for adjusting the size of fit-up gap.

Through setting up the setting that installation mechanism can be convenient for the preforming better, can adjust the fit-up gap better through setting up adjustment mechanism to the guiding rule main part of can being convenient for better is fixed to be located saw body bottom plate department or is demolishd from saw body bottom plate department.

In addition, the locking mechanism can also take the form of a conventional clip or the like.

The utility model discloses an among the preferred scheme, installation mechanism is including locating the erection column between preforming and guiding ruler main part and being used for locating the connecting piece of erection column department with the preforming. Through setting up erection column and connecting piece, not only can be convenient for the setting of preforming better, can be convenient for the formation of fit-up gap moreover better.

The utility model discloses an among the preferred scheme, the connecting piece adopts the screw, and the connecting piece passes in proper order behind preforming and the erection column to be connected with the guiding ruler main part. So that the arrangement of the mounting mechanism can be advantageously facilitated.

The utility model discloses an among the preferred scheme, the preforming adopts elastic material to make, and adjustment mechanism is including the screw thread post of locating guiding rule main part department, and the screw thread post passes behind the preforming and a adjusting nut cooperation. Thereby, the adjustment of the size of the fitting clearance can be preferably achieved.

In a preferred scheme of the utility model, the pressing sheet can also be made of rigid materials, and the adjusting mechanism can be arranged at the mounting column, so that the size of the assembly gap can be preferably adjusted by adjusting the position of the pressing sheet at the mounting column or the protruding height of the mounting column; or the pressing sheet is movably matched with the mounting column (such as the shaft hole matching), so that the adjustment of the size of the assembling clearance can be better realized even if the adjusting mechanism is not arranged at the mounting column.

The utility model discloses an among the preferred scheme, the installation mechanism end is kept away from to the preforming forms to the guiding ruler main part side buckling and supports the splenium, and adjustment mechanism is located between support splenium and the installation mechanism. Thereby, a better pressing effect can be achieved, and the assembly can be better facilitated.

In a preferred scheme of the utility model, the utility model also comprises a bottom plate component arranged below the bottom plate of the saw body, and the bottom plate component comprises a flat bottom plate body; the guiding rule component can be arranged below the bottom plate body through the locking mechanism; the bottom plate body is provided with a saw blade hole matched with the saw blade, and the inner wall of the saw blade hole corresponding to the outer side of the saw blade is provided with an arc-shaped groove.

The sizes of the bottom plates of the existing saw bodies are different and have no practical standards or national standards, so that if the running rule assembly is directly arranged at the bottom plate of the existing saw body, different sizes are required to be set for woodworking saws manufactured by different manufacturers, and the applicability is not flexible enough; and through setting up the bottom plate subassembly, can make the size of guiding rule subassembly can only need match with the bottom plate subassembly can, and the carpenter's saw that saw body bottom plate size is different can locate the bottom plate subassembly better or adopt the bottom plate subassembly to replace current saw body bottom plate, so the suitability preferred.

In addition, the saw blade can be better exposed through the arrangement of the saw blade hole, and the fastening nut at the circle center of the saw blade can be better exposed when the saw blade is obliquely cut through the arrangement of the arc-shaped groove.

In a preferred embodiment of the present invention, the bottom plate body is configured with a folded edge portion protruding upward from the side edge of the locking mechanism. Thereby enabling better engagement with the locking mechanism.

The utility model discloses an among the preferred scheme, the bottom plate body is used for being equipped with the scale mark with locking mechanism complex department of corresponding side. Thereby being convenient for the user to set up the position of guiding rule subassembly more accurately better.

In a preferred embodiment of the present invention, the side of the bottom plate body near the saw blade hole is configured with a protruding board portion. Through the setting of backup plate portion for when not setting up the guiding rule subassembly, also can rely on the backup plate portion better and realize the direction of travel to the saw body with the cooperation like current angle square.

In a preferred scheme of the utility model, mounting threaded columns are arranged at two ends of the saw blade hole above the bottom plate body, and a pressing plate is arranged at the mounting threaded columns and used for pressing the bottom plate of the saw body against the bottom plate body under the action of a mounting nut in threaded fit with the mounting threaded columns;

the pressing plate comprises a strip-shaped pressing plate body, and pressing parts bent downwards are respectively formed at the two ends of the pressing plate body in the length direction; the clamp plate middle part is equipped with the bar groove along length direction's extension, and the bar groove is used for the installation screw thread post to cooperate.

Through the cooperation of installation screw post, mounting nut and clamp plate, can fix the saw body bottom plate from the both sides of saw body bottom plate better to can realize the cooperation of saw body bottom plate and bottom plate subassembly better. In addition, due to the arrangement of the strip-shaped groove, the position of the pressing plate can be adjusted better, and the saw body bottom plates with different sizes can be fixed better.

The utility model discloses an among the preferred scheme, the edge of clamp plate body is equipped with first through-hole, and the clamp plate body is located saw bit hole department one side department and is equipped with the second through-hole. The arrangement of the first through hole can be used for conveniently inverting the bottom plate assembly, so that the function of an inverted saw is realized; through the arrangement of the second through hole, the existing edge trimmer can be preferably installed at the base plate assembly; thereby making the functions of the soleplate assembly more diversified.

Furthermore, the utility model also provides a carpenter's saw, it includes arbitrary foretell backer device. Thereby enabling better ease of use.

Drawings

FIG. 1 is a schematic structural view of a running rule assembly in embodiment 1;

FIG. 2 is a schematic structural view of a base plate assembly in embodiment 2;

fig. 3 is a schematic structural view of a platen in embodiment 2.

It should be understood by those skilled in the art that all directional terms used in the present invention, such as "upper" and "lower", are based on the perspective of the drawings, and are used for brevity and no limitation.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

Example 1

The present embodiment provides a hill-rest device for a woodworking saw, which is a preferred embodiment of the present invention.

As shown in fig. 1, the backer device of this embodiment includes a running rule assembly 100, the running rule assembly 100 including a running rule main body 110; the guiding rule main body 110 at least comprises a first side surface 111 matched with a bottom plate of the saw body and a second side surface 112 matched with wood, wherein the first side surface 111 and the second side surface 112 are both plane and vertical to each other; the two ends of the guiding rule main body 110, which are located on the first side surface 111, are respectively provided with a locking mechanism 120 which is used for being matched with the corresponding side of the saw body bottom plate, and the locking mechanisms 120 are used for realizing detachable connection between the corresponding ends of the guiding rule main body 110 and the corresponding sides of the saw body bottom plate.

In this embodiment, a saw blade bevel groove 130 for cooperating with a saw blade is formed at the guiding rule main body 110, and the length of the saw blade bevel groove 130 is greater than the diameter of the saw blade; the angle formed by the bottom wall of the blade bevel groove 130 and the first side surface 111 is 45 degrees, and one side of the bottom wall of the blade bevel groove 130 extends to the first side surface 111 and the other side extends to the second side surface 112.

In this embodiment, the guiding rule main part 110 is made of a square pipe, and the two ends of the guiding rule main part 110 are provided with plugs. In this embodiment, the first side surface 111 and the second side surface 112 are directly formed by two adjacent side surfaces of a square tube.

In this embodiment, the locking mechanism 120 includes an installation mechanism 121 disposed at the guiding rule main body 110, a pressing piece 122 disposed at the installation mechanism 121, and an adjusting mechanism 123 disposed between the pressing piece 122 and the guiding rule main body 110, wherein the installation mechanism 121 is configured to form an assembly gap a between the pressing piece 122 and the guiding rule main body 110, and the adjusting mechanism 123 is configured to adjust the size of the assembly gap a.

In this embodiment, the mounting mechanism 121 includes a mounting post 121a disposed between the pressing piece 122 and the guiding rule main body 110, and a connecting member 121b for disposing the pressing piece 122 at the mounting post 121 a.

In this embodiment, the connecting member 121b is a screw, and the connecting member 121b sequentially passes through the pressing plate 122 and the mounting post 121a and then is connected to the guiding rule body 110. Wherein, the corresponding positions of the pressing sheet 122 and the mounting column 121a are provided with through holes, and the corresponding position of the guiding ruler main body 110 is provided with a threaded hole for screw matching.

In this embodiment, the pressing plate 122 is made of an elastic material, the adjusting mechanism 123 includes a threaded post 123a disposed on the guiding rule body 110, and the threaded post 123a is engaged with an adjusting nut 123b after passing through the pressing plate 122.

In this embodiment, the pressing piece 122 is bent towards the side of the guiding rule main body 110 away from the mounting mechanism 121 to form a pressing portion 122a, and the adjusting mechanism 123 is located between the pressing portion 122a and the mounting mechanism 121.

In this embodiment, the adjusting nut 123b can be a wing nut.

Example 2

The present embodiment also provides a reclining device for a woodworking saw, which is different from embodiment 1 in that: the backer device further includes a base plate assembly 200, wherein the base plate assembly 200 is adapted to be disposed below a base plate of an existing saw body, and the guiding rule assembly 100 is adapted to be cooperatively disposed below the base plate assembly 200.

As shown in fig. 2, the base plate assembly 200 includes a plate-shaped base plate body 210, and the running rule assembly 100 can be disposed below the base plate body 210 through the locking mechanism 120; the bottom plate body 210 is provided with a blade hole 213 for cooperating with a saw blade, and the inner wall of the blade hole 213 corresponding to the outer side of the saw blade is provided with an arc-shaped groove 213 a.

In this embodiment, the bottom plate body 210 is configured with a folding edge portion 211 protruding upward at a side edge for cooperating with the locking mechanism 120. The engagement between the guiding rule assembly 100 and the base plate assembly 200 can be preferably facilitated by the engagement between the flange portion 211 and the pressing portion 122 a.

In this embodiment, the bottom plate 210 has a graduation line 212 at the corresponding side for cooperating with the locking mechanism 120.

In this embodiment, the bottom plate body 210 is configured with a backing plate portion 214 protruding upward on the side near the blade hole 213.

In this embodiment, the mounting threaded posts 215 are disposed at two ends of the saw blade hole 213 above the bottom plate body 210, the pressing plate 300 is disposed at the mounting threaded posts 215, and the pressing plate 300 is used for pressing the bottom plate of the saw body against the bottom plate body 210 under the action of a mounting nut in threaded fit with the mounting threaded posts 215;

as shown in fig. 3, the pressing plate 300 includes a bar-shaped pressing plate body 310, and pressing portions 311 bent downward are configured at both ends of the pressing plate body 310 in the length direction; the middle part of the pressing plate 300 is provided with a strip-shaped groove 312 extending along the length direction, and the strip-shaped groove 312 is used for installing the threaded column 215 for matching.

In this embodiment, the pressing plate body 310 has a first through hole 216 at a corner thereof, and the pressing plate body 310 has a second through hole 217 at a side thereof located at the saw blade hole 213.

In this embodiment, the mounting nut can be a wing nut.

Example 3

The present embodiment provides a woodworking saw comprising the backer device of embodiments 1 or 2.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A backer device for carpenter's saw, its characterized in that: the guiding rule assembly (100) is arranged on a bottom plate of the saw body, and the guiding rule assembly (100) comprises a guiding rule main body (110); the guiding rule main body (110) at least comprises a first side surface (111) matched with a bottom plate of the saw body and a second side surface (112) matched with wood, wherein the first side surface (111) and the second side surface (112) are both flat and mutually perpendicular; the two ends of the guiding rule main body (110) located on the first side face (111) are respectively provided with a locking mechanism (120) used for being matched with the corresponding side of the saw body bottom plate, and the locking mechanisms (120) are used for achieving detachable connection between the corresponding ends of the guiding rule main body (110) and the corresponding sides of the saw body bottom plate.

2. The backer device for a woodworking saw, as defined in claim 1, wherein: a saw blade oblique cutting groove (130) matched with the saw blade is formed in the guiding rule main body (110), and the length of the saw blade oblique cutting groove (130) is larger than the diameter of the saw blade; the bottom wall of the saw blade oblique cutting groove (130) and the first side surface (111) form an angle of 45 degrees, one side of the bottom wall of the saw blade oblique cutting groove (130) extends to the first side surface (111), and the other side of the bottom wall of the saw blade oblique cutting groove extends to the second side surface (112).

3. The backer device for a woodworking saw, as defined in claim 1, wherein: the guiding rule main body (110) is made of a square tube, and plugs are arranged at two ends of the guiding rule main body (110).

4. A backer device for a woodworking saw as defined in any one of claims 1-3, wherein: the locking mechanism (120) comprises an installation mechanism (121) arranged at the guiding rule main body (110), a pressing sheet (122) arranged at the installation mechanism (121) and an adjusting mechanism (123) arranged between the pressing sheet (122) and the guiding rule main body (110), wherein the installation mechanism (121) is used for forming an assembly gap (A) between the pressing sheet (122) and the guiding rule main body (110), and the adjusting mechanism (123) is used for adjusting the size of the assembly gap (A).

5. The backer device for a woodworking saw as defined in claim 4, wherein: the mounting mechanism (121) comprises a mounting column (121a) arranged between the pressing sheet (122) and the guiding rule main body (110) and a connecting piece (121b) used for arranging the pressing sheet (122) at the mounting column (121 a).

6. The backer device for a woodworking saw, as defined in claim 5, wherein: the connecting piece (121b) adopts a screw, and the connecting piece (121b) sequentially penetrates through the pressing piece (122) and the mounting column (121a) and then is connected with the guiding ruler main body (110).

7. The backer device for a woodworking saw as defined in claim 4, wherein: the pressing piece (122) is made of elastic materials, the adjusting mechanism (123) comprises a threaded column (123a) arranged on the guiding rule main body (110), and the threaded column (123a) is matched with an adjusting nut (123b) after penetrating through the pressing piece (122).

8. The backer device for a woodworking saw as defined in claim 4, wherein: the pressing sheet (122) is bent towards the side of the guiding rule main body (110) away from the end of the mounting mechanism (121) to form a pressing part (122a), and the adjusting mechanism (123) is located between the pressing part (122a) and the mounting mechanism (121).

9. A backer device for a woodworking saw, as defined in any one of claims 1-3, 5-7, wherein: the guiding rule assembly is characterized by further comprising a bottom plate assembly (200) arranged below the bottom plate of the saw body, wherein the bottom plate assembly (200) comprises a flat bottom plate body (210), and the guiding rule assembly (100) can be arranged below the bottom plate body (210) through a locking mechanism (120); the bottom plate body (210) is provided with a saw blade hole (213) matched with the saw blade, and the inner wall of the saw blade hole (213) corresponding to the outer side of the saw blade is provided with an arc-shaped groove (213 a).

10. The backer device for a woodworking saw as defined in claim 4, wherein: the guiding rule assembly is characterized by further comprising a bottom plate assembly (200) arranged below the bottom plate of the saw body, wherein the bottom plate assembly (200) comprises a flat bottom plate body (210), and the guiding rule assembly (100) can be arranged below the bottom plate body (210) through a locking mechanism (120); the bottom plate body (210) is provided with a saw blade hole (213) matched with the saw blade, and the inner wall of the saw blade hole (213) corresponding to the outer side of the saw blade is provided with an arc-shaped groove (213 a).

11. The backer device for a woodworking saw as defined in claim 9, wherein: a hem part (211) protruding upwards is formed at the side edge of the bottom plate body (210) used for being matched with the locking mechanism (120).

12. The backer device for a woodworking saw as defined in claim 9, wherein: the corresponding side of the bottom plate body (210) for matching with the locking mechanism (120) is provided with scale marks (212).

13. The backer device for a woodworking saw as defined in claim 9, wherein: the bottom plate body (210) is provided with a leaning plate part (214) protruding upwards on the side close to the blade hole (213).

14. The backer device for a woodworking saw as defined in claim 9, wherein: mounting threaded columns (215) are arranged at two ends of the saw blade hole (213) above the bottom plate body (210), a pressing plate (300) is arranged at the mounting threaded columns (215), and the pressing plate (300) is used for pressing the bottom plate of the saw body against the bottom plate body (210) under the action of a mounting nut in threaded fit with the mounting threaded columns (215);

the pressing plate (300) comprises a strip-shaped pressing plate body (310), and pressing parts (311) bent downwards are respectively formed at two ends of the pressing plate body (310) in the length direction; the middle part of the pressing plate (300) is provided with a strip-shaped groove (312) extending along the length direction, and the strip-shaped groove (312) is used for installing the threaded column (215) for matching.

15. The backer device for a woodworking saw as defined in claim 9, wherein: the corner of the pressing plate body (310) is provided with a first through hole (216), and the pressing plate body (310) is provided with a second through hole (217) at one side of the saw blade hole (213).

16. The backer device for a woodworking saw as defined in claim 10, wherein: a hem part (211) protruding upwards is formed at the side edge of the bottom plate body (210) used for being matched with the locking mechanism (120).

17. The backer device for a woodworking saw as defined in claim 10, wherein: the corresponding side of the bottom plate body (210) for matching with the locking mechanism (120) is provided with scale marks (212).

18. The backer device for a woodworking saw as defined in claim 10, wherein: the bottom plate body (210) is provided with a leaning plate part (214) protruding upwards on the side close to the blade hole (213).

19. The backer device for a woodworking saw as defined in claim 10, wherein: mounting threaded columns (215) are arranged at two ends of the saw blade hole (213) above the bottom plate body (210), a pressing plate (300) is arranged at the mounting threaded columns (215), and the pressing plate (300) is used for pressing the bottom plate of the saw body against the bottom plate body (210) under the action of a mounting nut in threaded fit with the mounting threaded columns (215);

20. The backer device for a woodworking saw as defined in claim 10, wherein: the corner of the pressing plate body (310) is provided with a first through hole (216), and the pressing plate body (310) is provided with a second through hole (217) at one side of the saw blade hole (213).

21. Carpentry saw, its characterized in that: the woodworking saw comprises the backer device of any one of the preceding claims.