CN214443527U

CN214443527U - Spring-free saw blade support

Info

Publication number: CN214443527U
Application number: CN202120493994.0U
Authority: CN
Inventors: 金洪波
Original assignee: Zhejiang Qianjiahui Electrical Equipment Co ltd
Current assignee: Zhejiang Qianjiahui Electrical Equipment Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-22
Anticipated expiration: 2031-03-08

Abstract

The utility model provides a no spring saw blade support belongs to saw blade accessory technical field. It has been solved and has used the spring to adjust the tensile force and lead to changing the problem frequently in the saw blade support. This no spring saw blade support sets up the saw blade piece in the support main part, a plurality of including support main part and a plurality of piece the saw blade piece all through a plurality of tensioning assembly with the support main part links firmly mutually, and the quantity of saw blade piece is the same with the quantity of tensioning assembly, and the tensioning assembly comprises by the fixed unit that is used for the stationary phase to correspond saw blade piece one end and the regulating unit that is used for adjusting corresponding saw blade piece rate of tension and is used for the stationary phase to correspond the saw blade piece other end. The utility model has the advantages of be convenient for the tensile force is adjusted and is prolonged its life.

Description

Spring-free saw blade support

Technical Field

The utility model belongs to the technical field of the saw blade accessory, a no spring saw blade support is related to.

Background

The saw blade is a steel sheet bar with tooth edges, and the tooth edges are the main parts of the saw blade. Wherein the support is the indispensable part of saw blade, and the saw blade assembly back, generally through the tensile force that the spring kept the saw blade, nevertheless there is not adjustable problem after its assembly, leads to the damage of saw blade easily, and the spring is after long-time the use simultaneously, leads to the spring to appear elastic fatigue, needs to be changed, has increaseed the use cost of saw blade.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind and prolong its life and can carry out the saw blade support adjusted according to the tensile force.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a no spring saw blade support, includes that support main part and a plurality of piece set up the saw blade piece in the support main part, its characterized in that, a plurality of the saw blade piece all through a plurality of tensioning subassembly with the support main part links firmly mutually, and the quantity of saw blade piece is the same with the quantity of tensioning subassembly, the tensioning subassembly constitute by the fixed unit that is used for the corresponding saw blade piece one end of stationary phase and the regulating unit who is used for adjusting corresponding saw blade piece rate of tension and is used for the corresponding saw blade piece other end of stationary phase.

In foretell no spring saw blade support, the support main part constitute by four end to end connection and be the support strip of cavity setting, four the support strip is formed by the first board that is C shape structure and the two equipment of board that are the rectangle structure, four the installation unit that supplies the saw blade piece installation of two relative support bar formation in the support strip, and two other relative support bar formations that set up strengthen the coupling unit who connects back structural strength.

In the above-mentioned support for a springless saw blade, the fixing unit is composed of two fixing plates, the inner wall surfaces of the two fixing plates are respectively attached to the two side surfaces of the corresponding saw blade and are fixedly connected with the saw blade through a fixing shaft rod, the fixing plate is provided with a mounting notch for fixing the shaft rod, and the opening diameter of the mounting notch is smaller than the diameter of the fixing shaft rod.

In the above-mentioned springless saw blade support, a separation plate fixedly connected with the corresponding plate is arranged between two adjacent fixing units.

In the above-mentioned springless saw blade support, the mounting unit is provided with a first mounting strip hole which penetrates through the first plate and is used for mounting a corresponding first fixing plate, and is communicated with the outside of the first plate, and the two ends of the first fixing plate are provided with a first clamping groove which is clamped and matched with the first mounting plate on the side wall facing the first plate.

In the above-mentioned springless saw blade support, the adjusting unit comprises two tensioning plates, an adjusting stud and a nut, the inner wall surfaces of the two tensioning plates are respectively attached to the two side surfaces of the corresponding saw blade pieces and are fixedly connected with the saw blade pieces through a fixed shaft rod, the tensioning plates are also provided with installation notches for fixing the shaft rod, and the opening diameter of the installation notches is smaller than the diameter of the fixed shaft rod.

In foretell springless saw blade support, the installation unit in seted up on the board up end that is located regulating unit department and run through board one, and supply the installation strip hole two of corresponding tensioning plate installation, the both ends of tensioning plate all be provided with the outside extension portion that extends of axial and wear out corresponding installation strip hole, the extension portion be provided with the outside bellied bellying of axial on the lateral wall of installation notch department, this bellying through installation strip hole two with board one looks joint cooperation after the tensioning plate assembly, the lateral wall that the board one is located corresponding tensioning plate department seted up the screw hole that supplies the assembly of regulation double-screw bolt.

Compared with the prior art, the spring-free saw blade support has the following advantages:

1. the tensioning subassembly comprises the fixed unit that is used for the corresponding saw blade piece one end of stationary phase and the regulating unit that is used for adjusting corresponding saw blade piece rate of tension and is used for the corresponding saw blade piece other end of stationary phase, and its long service life of spring is compared in the setting of above-mentioned structure, and it is convenient to adjust the tensile force simultaneously.

Drawings

Fig. 1 is a perspective view of the present springless saw blade holder.

FIG. 2 is a perspective view of the present springless saw blade holder with the parts broken away.

In the figure, 1, a stent main body; 2. sawing a blade; 3. a fixing unit; 4. an adjustment unit; 5. a stent strip; 6. a first plate; 7. a second plate; 8. fixing the plate; 9. fixing the shaft lever; 10. a separator plate; 11. mounting a first strip hole; 12. a card slot; 13. a tension plate; 14. adjusting the stud; 15. a nut; 16. mounting a second strip hole; 17. an extension part; 18. a raised portion.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, the spring-free saw blade support comprises a support body 1 and a plurality of saw blade pieces 2 arranged on the support body 1, wherein the saw blade pieces 2 are fixedly connected with the support body 1 through a plurality of tensioning assemblies, the number of the saw blade pieces 2 is the same as that of the tensioning assemblies, each tensioning assembly comprises a fixing unit 3 used for fixing one end of each corresponding saw blade piece 2 and an adjusting unit 4 used for adjusting the tension of the corresponding saw blade piece 2 and used for fixing the other end of the corresponding saw blade piece 2, the support body 1 comprises four support strips 5 which are connected end to end and arranged in a hollow manner, the four support strips 5 are assembled by a plate I6 with a similar C-shaped structure and a plate II 7 with a rectangular structure, two oppositely arranged support bars in the four support strips 5 form an installation unit for installing the saw blade pieces 2, and the other two oppositely arranged support bars form a connecting unit for reinforcing the structural strength after connection, each fixing unit 3 consists of two fixing plate sheets 8, the inner wall surfaces of the two fixing plate sheets 8 are respectively attached to the two side surfaces of the corresponding saw blade 2, and is fixedly connected with the saw blade 2 through a fixed shaft lever 9, the fixed plate 8 is provided with a mounting notch for the fixed shaft lever 9 to transversely pass through, the diameter of the opening of the mounting notch is smaller than that of the fixed shaft rod 9, the adjusting unit 4 consists of two tensioning plates 13, an adjusting stud 14 and a nut 15, the inner wall surfaces of the two tensioning plates 13 are respectively attached to the two side surfaces of the corresponding saw blade 2, and is also fixedly connected with the saw blade 2 through a fixed shaft lever 9, and the tensioning plate 13 is also provided with an installation notch for the fixed shaft lever 9 to transversely pass through, and the opening diameter of the installation notch is also smaller than that of the fixed shaft lever 9.

As a preferred structure, a partition plate 10 fixedly connected with the corresponding plate one 6 is arranged between two adjacent fixing units 3, and the partition plate 10 is fixedly connected with the corresponding plate one 6 through bolts.

In order to further explain, in order to facilitate the assembly of the fixing unit 3, a first mounting strip hole 11 which is arranged on the upper end face of a first plate 6 positioned at the fixing unit 3 in the mounting unit and used for mounting a corresponding fixing plate 8 and communicated with the outside of the first plate 6 is formed, clamping grooves 12 which are matched with the first 6-phase clamping connection of the first 6-phase mounting rear plate are formed in the side wall of the first 6-phase mounting rear plate at the two ends of the fixing plate 8, the mounting grooves are formed in the outside of the corresponding clamping grooves 12, and after the two fixing plate 8 are mounted, the fixing plate is correspondingly limited and fixed through a second 7-phase mounting plate.

To put it more concretely, in order to facilitate the assembly of the adjusting unit 4, the upper end face of the first plate 6 in the mounting unit, which is located at the adjusting unit 4, is provided with a second mounting bar hole 16 which penetrates through the first plate 6 and is used for mounting the corresponding tensioning plate 13, both ends of the tensioning plate 13 are provided with extension parts 17 which axially extend outwards and penetrate out of the corresponding second mounting bar hole 16, the two extension parts 17 are arranged in a staggered manner, the side wall of the extension part 17, which is located at the mounting groove opening, is provided with a protruding part 18 which axially protrudes outwards, the protruding part 18 is in clamping fit with the first plate 6 through the second mounting bar hole 16 after the tensioning plate 13 is assembled, the side wall of the first plate 6, which is located at the corresponding tensioning plate 13, is provided with a threaded hole for assembling the adjusting stud 14, after the adjusting stud 14 is assembled, the adjusting stud 14 is in contact with the corresponding tensioning plate 13, and when the tensioning force needs to be adjusted, the tensioning plate 13 is adjusted forwards or backwards through the adjusting stud 14, the length of the second mounting strip hole 16 is the range of adjustable tensioning force, the service life of the tensioning plate is long compared with that of a spring, and meanwhile, the adjustment of the tensioning force is convenient.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a no spring saw blade support, includes that support main part (1) and a plurality of piece set up saw blade piece (2) on support main part (1), its characterized in that, a plurality of saw blade piece (2) all through a plurality of tensioning assembly with support main part (1) links firmly mutually, and the quantity of saw blade piece (2) is the same with the quantity of tensioning assembly, the tensioning assembly constitute by fixed unit (3) that are used for the stationary phase to correspond saw blade piece (2) one end and be used for adjusting corresponding saw blade piece (2) rate of tension and be used for stationary phase to correspond adjusting unit (4) of the saw blade piece (2) other end.

2. A springless saw blade support as claimed in claim 1, wherein said support body (1) is formed by four hollow support bars (5) connected end to end, four of said support bars (5) being assembled by a first plate (6) having a C-shaped configuration and a second plate (7) having a rectangular configuration, two oppositely disposed support bars of said four support bars (5) forming a mounting unit for mounting said saw blade (2), and the other two oppositely disposed support bars forming a connecting unit for reinforcing the structural strength after connection.

3. The springless saw blade support of claim 1, wherein the fixing unit (3) is composed of two fixing plates (8), inner wall surfaces of the two fixing plates (8) are respectively attached to two side surfaces of the corresponding saw blade (2) and are fixedly connected with the saw blade (2) through a fixing shaft rod (9), and the fixing plates (8) are provided with mounting notches for the fixing shaft rod (9), and the opening diameter of the mounting notches is smaller than the diameter of the fixing shaft rod (9).

4. A springless saw blade support according to claim 1, characterised in that between two adjacent fixing units (3) there is provided a spacer plate (10) fixedly connected to the corresponding plate one (6).

5. A springless saw blade holder as claimed in claim 1, wherein the mounting unit has a first mounting hole (11) formed in the upper end surface of the first plate (6) at the location of the fixing unit (3) and passing through the first plate (6) for mounting the corresponding fixing plate (8) and communicating with the outside of the first plate (6), and the two ends of the fixing plate (8) at the side wall facing the first plate (6) are formed with engaging slots (12) for engaging with the first plate (6) after assembly.

6. The springless saw blade support of claim 1, wherein the adjusting unit (4) is composed of two tensioning plates (13), an adjusting stud (14) and a nut (15), inner wall surfaces of the two tensioning plates (13) are respectively attached to two side surfaces of the corresponding saw blade (2) and are fixedly connected with the saw blade (2) through a fixing shaft rod (9), and the tensioning plates (13) are also provided with mounting notches for fixing the fixing shaft rod (9), and the opening diameter of the mounting notches is smaller than that of the fixing shaft rod (9).

7. A springless saw blade holder, according to claim 1, characterised in that the upper end surface of the plate one (6) of the mounting unit, which is located at the adjusting unit (4), is provided with a through going plate one (6), and a second mounting bar hole (16) for mounting the corresponding tensioning plate (13), wherein extension parts (17) which axially extend outwards and penetrate out of the second mounting bar hole (16) are arranged at two end parts of the tensioning plate (13), the side wall of the extension part (17) at the position of the mounting groove is provided with a convex part (18) which is axially and outwards convex, the bulge (18) is clamped and matched with the first plate (6) through the second mounting strip hole (16) after the tensioning plate (13) is assembled, and the side wall of the first plate (6) at the position corresponding to the tensioning plate (13) is provided with a threaded hole for assembling an adjusting stud (14).