A single and double arc cutting saw set

Abstract

The present invention discloses a single and double arc surface cutting saw set, which includes a first C-shaped saw body, a second C-shaped saw body, a power mechanism, a band saw, an inner synchronous belt, an outer synchronous belt, an inner transmission synchronous belt pulley, an outer transmission synchronous belt pulley, an idler synchronous belt pulley, an inclined saw receiving wheel, a belt tightening device and a rotating base. The first C-shaped saw body and the second C-shaped saw body are connected by bolts. The first C-shaped saw body and the second C-shaped saw body are both arranged on the rotating base. The power mechanism is arranged at the upper end and the lower end of the first C-shaped saw body. The upper end, the middle part and the lower end of the second C-shaped saw body are symmetrically provided with inclined saw receiving wheels. The band saw is located between the inclined saw receiving wheels symmetrically arranged at the upper end and the lower end of the second C-shaped saw body. The band saw is located on one side of the inclined saw receiving wheels symmetrically arranged in the middle of the second C-shaped saw body. The upper end and the lower end of the second C-shaped saw body are symmetrically provided with outer transmission synchronous belt pulleys. The middle part of the second C-shaped saw body is symmetrically provided with idler synchronous belt pulleys.

Description

Technical Field

[0001] The present invention relates to the technical field of cutting saws, and specifically refers to a single and double arc surface cutting saw set. Background Art

[0002] Existing saws generally perform straight cutting, and the cut surface is a straight plane. However, for some products that need to be cut into an arc surface, the existing saws cannot meet the requirements. Therefore, in view of this situation, a single and double arc surface cutting saw set is designed. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to overcome the above-mentioned technical defects and provide a single and double arc surface cutting saw set.

[0004] To solve the above technical problem, the technical solution provided by the present invention is a single and double arc surface cutting saw set: including a first C-shaped saw body, a second C-shaped saw body, a power mechanism, a band saw, an inner synchronous belt, an outer synchronous belt, an inner drive synchronous belt pulley, an outer drive synchronous belt pulley, an idler synchronous belt pulley, an inclined saw receiving wheel, a belt tightening device, and a rotating base. The first C-shaped saw body and the second C-shaped saw body are connected by bolts. The first C-shaped saw body and the second C-shaped saw body are both arranged on the rotating base. The power mechanism is arranged at the upper end and the lower end of the first C-shaped saw body. The upper end, the middle part, and the lower end of the second C-shaped saw body are symmetrically provided with inclined saw receiving wheels. The band saw is located between the inclined saw receiving wheels symmetrically arranged at the upper end and the lower end of the second C-shaped saw body. The band saw is located on one side of the inclined saw receiving wheels symmetrically arranged in the middle part of the second C-shaped saw body. The upper end and the lower end of the second C-shaped saw body are symmetrically provided with outer drive synchronous belt pulleys. The middle part of the second C-shaped saw body is symmetrically provided with idler synchronous belt pulleys. The belt tightening device is arranged between the two idler synchronous belt pulleys in the middle part of the second C-shaped saw body. The outer synchronous belt is arranged on the outer drive synchronous belt pulleys, and a section of the outer synchronous belt is in close contact with the outer side of the band saw. The outer synchronous belt cooperates with the belt tightening device. The upper end and the lower end of the second C-shaped saw body are symmetrically provided with inner drive synchronous belt pulleys. The inner synchronous belt is arranged on the inner drive synchronous belt pulleys, and the part of the inner synchronous belt located on the inner drive synchronous belt pulleys is in close contact with the inner side of the band saw. The band saw passes through between the inner drive synchronous belt pulley and the outer drive synchronous belt pulley.

[0005] As an improvement, the belt tightening device includes a belt tightening wheel, a tightening wheel base, a slider, a guide rail, a tension spring, and a fixing guide rail screw. The guide rail is connected to the second C-shaped saw body by the fixing guide rail screw. Sliders are provided at both ends of the guide rail. The lower end of the slider is provided with a tightening wheel base. The belt tightening wheel is arranged on the tightening wheel base. One of the belt tightening wheels cooperates with the inner synchronous belt, and the other belt tightening wheel cooperates with the outer synchronous belt. The two ends of the tension spring are respectively connected to the two tightening wheel bases.

[0006] As an improvement, a plurality of tension springs are symmetrically arranged on the tightening wheel base.

[0007] As an improvement, a plurality of band saw back top wheels are arranged on the second C-shaped saw body along the movement track of the band saw, and the band saw back top wheels cooperate with the band saw.

[0008] As an improvement, the band saw back top wheel includes a roller, a wheel shaft and an axle fixing screw. The axle fixing screws are symmetrically arranged on the second C-shaped saw body. Both ends of the wheel shaft are connected to the axle fixing screws. The roller is rotatably arranged on the wheel shaft, and the roller cooperates with the band saw.

[0009] As an improvement, the power mechanism includes a synchronous belt connecting gear, an idler gear, a main shaft driving gear and a motor. The motor is arranged on the first C-shaped saw body. Chambers are provided inside the upper and lower ends of the first C-shaped saw body and the second C-shaped saw body. One end of the motor extends into the chamber. A main shaft driving gear is provided at the end of the motor extending into the chamber. An idler gear meshing with the main shaft driving gear is provided in the chamber. A synchronous belt connecting gear meshing with the idler gear is provided in the chamber. One end of one of the synchronous belt connecting gears is connected to one of the inner transmission synchronous belt wheels, and one end of the other synchronous belt connecting gear is connected to one of the outer transmission synchronous belt wheels.

[0010] As an improvement, the inclined saw wheel for taking in saw includes a screw rod and a bearing. The screw rod penetrates through the first C-shaped saw body and the second C-shaped saw body. A bevel nut is provided at one end of the screw rod. The screw rod is inclined towards the band saw. The bearing is arranged on the screw rod and cooperates with the band saw.

[0011] As an improvement, two pairs of outer transmission synchronous belt wheels are arranged on the second C-shaped saw body.

[0012] As an improvement, two pairs of inner transmission synchronous belt wheels are arranged on the second C-shaped saw body.

[0013] As an improvement, two pairs of inner transmission synchronous belt wheels are arranged on the second C-shaped saw body.

[0014] The advantages of the present invention compared with the prior art are as follows: The log square material is loaded into the fixture and sent into the saw cut. Since the band saw is arc-shaped, an arc-shaped surface can be cut. It is also possible to drive the first C-shaped saw body and the second C-shaped saw body to rotate by rotating the base. At this time, the band saw can be driven to rotate along the route with the required radian, so as to meet the requirement of cutting double-radial plates. An inclined saw wheel for taking in saw and a band saw back top wheel are provided. Under the extrusion of the inner synchronous belt and the outer synchronous belt, and under the rotation action in the inclined direction of the inclined saw wheel for taking in saw, the band saw will continuously tighten and press against the band saw back top wheel, so as to achieve the effect of preventing the saw from falling off and facilitating saw taking in. The cooperation of the gear and belt structure can effectively improve the cutting speed of the band saw and reduce the workshop noise, achieving the purpose of high-speed production and reducing the enterprise cost. Description of the Drawings

[0015] Figure 1 It is the first structural schematic diagram of a single and double arc surface cutting saw set of the present invention.

[0016] Figure 2 It is the second structural schematic diagram of a single and double arc surface cutting saw set of the present invention.

[0017] Figure 3 It is the third structural schematic diagram of a single and double arc surface cutting saw set of the present invention.

[0018] Figure 4 is Figure 1 The partial enlarged view of part A in

[0019] As shown in the figure: 1. The first C-shaped saw body, 2. The second C-shaped saw body, 3. The band saw, 4. The inner synchronous belt, 5. The outer synchronous belt, 6. The inner transmission synchronous belt pulley, 7. The outer transmission synchronous belt pulley, 8. The idler synchronous belt pulley, 9. The belt tightening pulley, 10. The tightening pulley base, 11. The slider, 12. The guide rail, 13. The tension spring, 14. The fixed guide rail screw, 15. The inclined plane nut, 16. The roller, 17. The rotating base, 18. The synchronous belt connecting gear, 19. The idler gear, 20. The main shaft transmission gear, 21. The motor, 22. The cavity, 23. The screw, 24. The bearing, 25. The axle, 26. The axle fixing screw. Specific embodiments

[0020] The following further elaborates on a single and double arc surface cutting saw set of the present invention in conjunction with the attached drawings.

[0021] Combined with the attached Figures 1-4, a single and double arc cutting saw set, including a first C-shaped saw body 1, a second C-shaped saw body 2, a power mechanism, a band saw 3, an inner synchronous belt 4, an outer synchronous belt 5, an inner transmission synchronous belt pulley 6, an outer transmission synchronous belt pulley 7, an idler synchronous belt pulley 8, an inclined saw retracting wheel, a belt tightening device and a rotating base 17. The first C-shaped saw body 1 and the second C-shaped saw body 2 are connected by bolts. The first C-shaped saw body 1 and the second C-shaped saw body 2 are both arranged on the rotating base 17. The power mechanism is arranged at the upper end and the lower end of the first C-shaped saw body 1. Inclined saw retracting wheels are symmetrically arranged at the upper end, the middle part and the lower end of the second C-shaped saw body 2. The band saw 3 is located between the inclined saw retracting wheels symmetrically arranged at the upper end and the lower end of the second C-shaped saw body 2. The band saw 3 is located on one side of the inclined saw retracting wheels symmetrically arranged in the middle part of the second C-shaped saw body 2. Outer transmission synchronous belt pulleys 7 are symmetrically arranged at the upper end and the lower end of the second C-shaped saw body 2. Idler synchronous belt pulleys 8 are symmetrically arranged in the middle part of the second C-shaped saw body 2. The belt tightening device is arranged between the two idler synchronous belt pulleys 8 in the middle part of the second C-shaped saw body 2. The outer synchronous belt 5 is arranged on the outer transmission synchronous belt pulleys 7 and a section of the outer synchronous belt 5 is in close contact with the outside of the band saw 3. The outer synchronous belt 5 cooperates with the belt tightening device. Inner transmission synchronous belt pulleys 6 are symmetrically arranged at the upper end and the lower end of the second C-shaped saw body 2. The inner synchronous belt 4 is arranged on the inner transmission synchronous belt pulleys 6 and the part of the inner synchronous belt 4 located on the inner transmission synchronous belt pulleys 6 is in close contact with the inside of the band saw 3. The band saw 3 passes through between the inner transmission synchronous belt pulleys 6 and the outer transmission synchronous belt pulleys 7.

[0022] The belt tightening device includes a belt tightening wheel 9, a tightening wheel base 10, a slider 11, a guide rail 12, a tension spring 13 and a fixed guide rail screw 14. The guide rail 12 is connected to the second C-shaped saw body 2 by the fixed guide rail screw 14. Sliders 11 are arranged at both ends of the guide rail 12. A tightening wheel base 10 is arranged at the lower end of the slider 11. A belt tightening wheel 9 is arranged on the tightening wheel base 10. One of the belt tightening wheels 9 cooperates with the inner synchronous belt 4, and the other belt tightening wheel 9 cooperates with the outer synchronous belt 5. Both ends of the tension spring 13 are respectively connected to the two tightening wheel bases 10.

[0023] A plurality of tension springs 13 are symmetrically arranged on the tightening wheel base 10.

[0024] A plurality of band saw back supporting wheels are arranged on the second C-shaped saw body 2 along the movement track of the band saw 3, and the band saw back supporting wheels cooperate with the band saw 3.

[0025] The band saw back supporting wheel includes a roller 16, a wheel shaft 25 and a shaft fixing screw 26. The shaft fixing screws 26 are symmetrically arranged on the second C-shaped saw body 2. Both ends of the wheel shaft 25 are connected to the shaft fixing screws 26. The roller 16 is rotatably arranged on the wheel shaft 25, and the roller 16 cooperates with the band saw 3.

[0026] The power mechanism includes a synchronous belt connecting gear 18, an idler gear 19, a main shaft drive gear 20 and a motor 21. The motor 21 is arranged on the first C-shaped saw body 1. Chambers 22 are provided inside the upper and lower ends of the first C-shaped saw body 1 and the second C-shaped saw body 2. One end of the motor 21 extends into the chamber 22. A main shaft drive gear 20 is provided at the end of the motor 21 extending into the chamber 22. An idler gear 19 meshing with the main shaft drive gear 20 is provided in the chamber 22. A synchronous belt connecting gear 18 meshing with the idler gear 19 is provided in the chamber 22. One end of one of the synchronous belt connecting gears 18 is connected to one of the inner drive synchronous belt pulleys 6, and one end of the other synchronous belt connecting gear 18 is connected to one of the outer drive synchronous belt pulleys 7.

[0027] The inclined saw wheel includes a screw 23 and a bearing 24. The screw 23 penetrates through the first C-shaped saw body 1 and the second C-shaped saw body 2. A bevel nut 15 is provided at one end of the screw 23. The screw 23 is arranged obliquely towards the band saw 3. The bearing 24 is arranged on the screw 23 and cooperates with the band saw 3.

[0028] Two pairs of outer drive synchronous belt pulleys 7 are provided on the second C-shaped saw body 2.

[0029] Two pairs of inner drive synchronous belt pulleys 6 are provided on the second C-shaped saw body 2.

[0030] When the present invention is specifically implemented and in use, the motor 21 is started, so that the main shaft drive gear 20, the idler gear 19 and the synchronous belt connecting gear 18 drive the inner drive synchronous belt pulley 6 and the outer drive synchronous belt pulley 7 to rotate, and then drive the inner synchronous belt 4 and the outer synchronous belt 5 to rotate. Since a section of the outer synchronous belt 5 is in close contact with the band saw 3, the band saw 3 passes through between the inner drive synchronous belt pulley 6 and the outer drive synchronous belt pulley 7. The inner synchronous belt 4 on the inner drive synchronous belt pulley 6 and the outer synchronous belt 5 on the outer drive synchronous belt pulley 7 are in close contact with the band saw 3, which will drive the band saw 3 to rotate in close contact to cut the log. When cutting, the log square material is loaded into the fixture and sent into the saw cut. Since the band saw 3 is arc-shaped, an arc-shaped surface can be cut. It is also possible to drive the first C-shaped saw body 1 and the second C-shaped saw body 2 to rotate by rotating the base 17. At this time, the band saw 3 can be driven to rotate along the required arc route to meet the requirement of cutting a double-arc board. An inclined saw wheel and a band saw back top wheel are provided. Under the squeezing action of the inner synchronous belt 4 and the outer synchronous belt 5, and under the rotational action in the inclined direction of the inclined saw wheel, the band saw 3 will be continuously tightened against the band saw back top wheel, thus playing the role of preventing the saw from falling off and facilitating sawing. A belt tightening device is provided, which can tighten the inner synchronous belt 4 and the outer synchronous belt 5.

[0031] The above describes the present invention and its implementation manners. Such description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present invention, and the actual structure is not limited thereto. In general, if those of ordinary skill in the art are inspired by it and, without departing from the gist of the present invention, creatively design structural manners and embodiments similar to the technical solution, they shall fall within the protection scope of the present invention.

Claims

1. A single and double arc surface cutting saw set, characterized in that: It includes a first C-shaped saw body (1), a second C-shaped saw body (2), a power mechanism, a band saw (3), an inner synchronous belt (4), an outer synchronous belt (5), an inner transmission synchronous belt pulley (6), an outer transmission synchronous belt pulley (7), an idler synchronous belt pulley (8), an inclined saw retracting wheel, a belt tightening device, and a rotating base (17). The first C-shaped saw body (1) and the second C-shaped saw body (2) are connected by bolts. Both the first C-shaped saw body (1) and the second C-shaped saw body (2) are arranged on the rotating base (17). The power mechanism is arranged at the upper end and the lower end of the first C-shaped saw body (1). Inclined saw retracting wheels are symmetrically arranged at the upper end, the middle, and the lower end of the second C-shaped saw body (2). The band saw (3) is located between the inclined saw retracting wheels symmetrically arranged at the upper end and the lower end of the second C-shaped saw body (2). The band saw (3) is located on one side of the inclined saw retracting wheels symmetrically arranged in the middle of the second C-shaped saw body (2). Outer transmission synchronous belt pulleys (7) are symmetrically arranged at the upper end and the lower end of the second C-shaped saw body (2). Idler synchronous belt pulleys (8) are symmetrically arranged in the middle of the second C-shaped saw body (2). The belt tightening device is arranged between the two idler synchronous belt pulleys (8) in the middle of the second C-shaped saw body (2). The outer synchronous belt (5) is arranged on the outer transmission synchronous belt pulleys (7), and a section of the outer synchronous belt (5) is in close contact with the outside of the band saw (3). The outer synchronous belt (5) cooperates with the belt tightening device. Inner transmission synchronous belt pulleys (6) are symmetrically arranged at the upper end and the lower end of the second C-shaped saw body (2). The inner synchronous belt (4) is arranged on the inner transmission synchronous belt pulleys (6), and the part of the inner synchronous belt (4) located on the inner transmission synchronous belt pulleys (6) is in close contact with the inside of the band saw (3). The band saw (3) passes through between the inner transmission synchronous belt pulleys (6) and the outer transmission synchronous belt pulleys (7).

2. The single and double arc surface cutting saw group according to claim 1, characterized in that: The belt tightening device includes a belt tightening wheel (9), a tightening wheel base (10), a slider (11), a guide rail (12), a tension spring (13), and a fixing guide rail screw (14). The guide rail (12) is connected to the second C-shaped saw body (2) by the fixing guide rail screw (14). Sliders (11) are arranged at both ends of the guide rail (12). A tightening wheel base (10) is arranged at the lower end of the slider (11). A belt tightening wheel (9) is arranged on the tightening wheel base (10). One of the belt tightening wheels (9) cooperates with the inner synchronous belt (4), and the other belt tightening wheel (9) cooperates with the outer synchronous belt (5). Both ends of the tension spring (13) are respectively connected to the two tightening wheel bases (10).

3. A single and double arc surface cutting saw group according to claim 2, characterized in that: A plurality of the tension springs (13) are symmetrically arranged on the tightening wheel base (10).

4. A single and double arc surface cutting saw set according to claim 1, characterized in that: A plurality of band saw back supporting wheels are arranged on the second C-shaped saw body (2) along the movement track of the band saw (3), and the band saw back supporting wheels cooperate with the band saw (3).

5. The single and double arc cutting saw group according to claim 4, characterized in that: The band saw back top wheel includes a roller (16), a wheel shaft (25) and a shaft fixing screw (26). The shaft fixing screw (26) is symmetrically arranged on the second C-shaped saw body (2). Both ends of the wheel shaft (25) are connected to the shaft fixing screw (26). The roller (16) is rotatably arranged on the wheel shaft (25), and the roller (16) cooperates with the band saw (3).

6. A single and double arc surface cutting saw group according to claim 1, characterized in that: The power mechanism includes a synchronous belt connecting gear (18), an idler gear (19), a main shaft driving gear (20) and a motor (21). The motor (21) is arranged on the first C-shaped saw body (1). Chambers (22) are provided inside the upper and lower ends of the first C-shaped saw body (1) and the second C-shaped saw body (2). One end of the motor (21) extends into the chamber (22), and a main shaft driving gear (20) is provided at the end of the motor (21) extending into the chamber (22). An idler gear (19) meshing with the main shaft driving gear (20) is provided in the chamber (22), and a synchronous belt connecting gear (18) meshing with the idler gear (19) is provided in the chamber (22). One end of one of the synchronous belt connecting gears (18) is connected to one of the inner transmission synchronous belt wheels (6), and one end of the other synchronous belt connecting gear (18) is connected to one of the outer transmission synchronous belt wheels (7).

7. A single and double arc surface cutting saw set according to claim 1, characterized in that: The inclined saw receiving wheel includes a screw (23) and a bearing (24). The screw (23) passes through the first C-shaped saw body (1) and the second C-shaped saw body (2). One end of the screw (23) is provided with an inclined surface nut (15). The screw (23) is inclined towards the band saw (3). The bearing (24) is arranged on the screw (23) and cooperates with the band saw (3).

8. A single and double arc surface cutting saw group according to claim 1, characterized in that: Two pairs of the outer transmission synchronous belt wheels (7) are provided on the second C-shaped saw body (2).

9. The single and double arc surface cutting saw group according to claim 1, wherein: Two pairs of the inner transmission synchronous belt wheels (6) are provided on the second C-shaped saw body (2).

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