Oblique cutting machine base body capable of rapidly positioning rotation angle

Abstract

The utility model discloses an oblique cutting machine base body capable of rapidly positioning a rotating angle, which comprises a base, a leaning grid arranged above the base, a rotating disc arranged in the middle position above the base in a rotating way, a connecting part arranged on the circumference of the rotating disc, a handle connected to the connecting part, and a positioning piece hinged below the connecting part, springs are further connected between the positioning pieces and the connecting part, and a plurality of positioning grooves corresponding to the positioning pieces are formed in the edge of the base. According to the utility model, the positioning piece is matched with the positioning groove to limit the turntable and the base, and the positioning piece can be automatically clamped into the positioning groove through the arrangement of the spring, so that quick positioning is realized; the positioning groove is of a trapezoid structure, the clamping block is of a trapezoid structure matched with the positioning groove, the trapezoid structure is adopted for matching, the clamping block is clamped into the positioning groove more tightly, the situation that the clamping block shakes left and right in the cutting process is avoided, and the accuracy of the cutting angle is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of oblique cutting machine, concretely relates to a quick positioning oblique cutting machine seat of rotation angle. BACKGROUND

[0002] As a kind of cutting tool, oblique cutting machine has very wide application range, can be used to cut many metal or non-metal materials, cutting is fast and convenient.When using, just the workpiece to be cut is placed on workbench, then press saw mechanism downward, saw blade is cut down with workpiece to be cut, so that the cutting purpose of workpiece to be cut can be realized.

[0003] The existing oblique cutting machine is usually provided with scale on base, pointer is arranged on rotating disc, the angle of rotating disc rotating on base is indicated and read by pointer and scale.To cut a certain angle, rotating disc needs to be rotated to the angle required by base, usually step bolt connecting base and rotating disc has certain pre-tightening force, so that the connection of rotating disc and base is not too loose and also not too tight, so that rotating rotating disc to the angle required by base is not easy, rotating disc usually needs to be rotated left and right several times to rotate to the angle required. INNOVATION CONTENT

[0004] The utility model aims at providing a quick positioning oblique cutting machine seat of rotation angle to solve the problems in the above background technology.The utility model provides a quick positioning oblique cutting machine seat of rotation angle, which has the characteristics of quickly positioning rotation angle.

[0005] To achieve the above object, the utility model provides the following technical scheme: a quick positioning oblique cutting machine seat of rotation angle, including base, the upper portion of base is equipped with leaning grid, rotating disc is rotated in the middle position of the upper portion of base, connecting portion is equipped on the circumference of rotating disc, handle is connected on connecting portion, positioning piece is hinged below connecting portion, spring is further connected between positioning piece and connecting portion, the edge of base is equipped with a plurality of positioning grooves corresponding to positioning piece.

[0006] To realize the connection of rotating disc and base, further, rotating disc and base are connected by second step bolt.

[0007] To realize the rotary connection of positioning piece and connecting portion, further, connecting block is equipped below connecting portion, positioning piece and connecting block are connected by first step bolt.

[0008] To indicate the angle of rotating disc, further, angle scale is equipped on the upper portion of base, indicating block is equipped on one side of connecting portion.

[0009] In order to facilitate the operation of the positioning piece, further, the positioning piece comprises a positioning block, one end of the positioning block is provided with a clamping block, and the other end of the positioning block is provided with a pressing handle.

[0010] In order to ensure the accuracy of the cutting angle, further, the positioning groove is a trapezoidal structure, and the clamping block is a trapezoidal structure matched with the positioning groove.

[0011] In order to meet the limiting of the very angle, further, the handle is threadedly connected with the connecting portion, and the end portion of the handle is connected with a limiting head.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a positioning piece and a positioning groove are matched, realize the limiting of the turntable and the base, the setting of spring makes the positioning piece can be automatically clamped into the positioning groove, thereby realizing quick positioning.

[0014] 2、The upper portion of the base is equipped with an angle scale, one side of the connecting portion is equipped with an indicating block, and the indicating block and the angle scale are matched to indicate the angle of the rotation of the turntable.

[0015] 3、The positioning groove is a trapezoidal structure, and the clamping block is a trapezoidal structure matched with the positioning groove, so that the trapezoidal structure is matched, the clamping block is clamped into the positioning groove more tightly, the left and right shaking during cutting is avoided, and the accuracy of the cutting angle is ensured.

[0016] 4、The handle is threadedly connected with the connecting portion, and the end portion of the handle is connected with a limiting head, the limiting head is made of rubber, for the case of very angle, the handle is tightened, the limiting head is abutted against the base to realize limiting. DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is an exploded structural schematic view of the utility model;

[0019] Figure 3 It is a structural schematic view of the base of the utility model;

[0020] Figure 4 It is a structural schematic view of the turntable of the utility model;

[0021] Figure 5 It is a structural schematic view of the positioning piece of the utility model;

[0022] Figure 6 It is a partial sectional structural schematic view of the utility model;

[0023] Figure 7The structure schematic diagram after the utility model is assembled with the head.

[0024] In the figure: 1, base; 101, positioning groove; 102, angle scale; 2, backrest; 3, turntable; 31, connecting part; 32, indicating block; 33, connecting block; 4, handle; 41, limiting head; 5, positioning member; 51, positioning block; 511, clamping block; 512, pressing handle; 52, first stepped bolt; 53, spring; 6, second stepped bolt; 7, support frame; 8, head. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Embodiment 1

[0027] Please refer to Figures 1-7 The utility model provides the following technical scheme: a bevel cutting machine base body of quick positioning of rotation angle, including base 1, the upper portion of base 1 is installed with backrest 2, backrest 2 is used for positioning the piece to be cut, the middle position of base 1 upper portion rotates with turntable 3, the circumference of turntable 3 is equipped with connecting part 31, handle 4 is connected on connecting part 31, handle 4 is convenient for adjusting the position of turntable 3, the lower portion of connecting part 31 is hinged with positioning member 5, positioning member 5 and connecting part 31 are also connected with spring 53, the edge of base 1 is equipped with a plurality of positioning grooves 101 corresponding to positioning member 5, in this embodiment, one positioning groove 101 corresponds to one commonly used angle.

[0028] Through the above technical scheme, the utility model realizes the limiting of turntable 3 and base 1 through the cooperation of positioning member 5 and positioning groove 101, and positioning member 5 can be automatically clamped into positioning groove 101 through the setting of spring 53, so that quick positioning is realized, and the second stepped bolt 6 does not need to be screwed too tightly.

[0029] Specifically, turntable 3 and base 1 are connected through second stepped bolt 6.

[0030] Through the above technical scheme, the connection of turntable 3 and base 1 is realized, and the rotation of turntable 3 is not affected.

[0031] Specifically, the lower portion of connecting part 31 is equipped with connecting block 33, and positioning member 5 and connecting block 33 are connected through first stepped bolt 52.

[0032] By adopting the technical scheme, the positioning piece 5 is rotationally connected with the connecting part 31.

[0033] Specifically, the upper portion of the base 1 is provided with an angle scale 102, and one side of the connecting part 31 is provided with an indicating block 32.

[0034] By adopting the technical scheme, the indicating block 32 cooperates with the angle scale 102 to indicate the angle of rotation of the rotating disc 3.

[0035] Specifically, the positioning piece includes a positioning block 51, one end of the positioning block 51 is provided with a clamping block 511, the other end of the positioning block 51 is provided with a pressing handle 512, and a spring 53 is arranged on the side close to the pressing handle 512.

[0036] By adopting the technical scheme, the positioning piece is convenient to operate.

[0037] The specific use method is as follows:

[0038] 1. When a commonly used angle needs to be cut, hold the handle 4 and squeeze the pressing handle 512 to separate the clamping block 511 from the positioning groove 101;

[0039] 2. Rotate the rotating disc 3 to the required angle side through the handle 4;

[0040] 3. When the rotating disc 3 is rotated to the vicinity of the required angle, release the pressing handle 512 and continue to rotate the rotating disc 3;

[0041] 4. When the rotating disc 3 is rotated to the required angle, the clamping block 511 is automatically clamped into the positioning groove 101 under the action of the spring 53, and the limiting is realized.

[0042] Embodiment 2

[0043] The difference between this embodiment and embodiment 1 is that specifically, the positioning groove 101 is a trapezoidal structure, and the clamping block 511 is a trapezoidal structure matched with the positioning groove 101.

[0044] By adopting the technical scheme, the trapezoidal structure is matched, and the clamping block 511 is clamped into the positioning groove 101 more tightly, avoiding the left and right shaking during cutting, and ensuring the accuracy of the cutting angle.

[0045] Embodiment 3

[0046] The difference between this embodiment and embodiment 1 is that specifically, the handle 4 is threadedly connected with the connecting part 31, the end portion of the handle 4 is connected with a limiting head 41, and the limiting head 41 is made of polyformaldehyde.

[0047] By adopting the technical scheme, for the case of an uncommon angle, the limiting head 41 made of rubber is abutted against the base 1 to realize limiting by tightening the handle 4.

[0048] It should be noted that the limiting effect of the turntable 3 in this embodiment is not as good as that in Embodiment 1 or Embodiment 2, but this embodiment is mainly for temporary use in the case of very unusual angles.

[0049] In summary, the positioning member 5 cooperates with the positioning groove 101 to limit the turntable 3 and the base 1, the positioning member 5 can be automatically clamped into the positioning groove 101 by the setting of the spring 53, thereby realizing quick positioning; the upper portion of the base 1 is provided with an angle scale 102, one side of the connecting portion 31 is provided with an indicating block 32, the indicating block 32 cooperates with the angle scale 102 to indicate the angle of rotation of the turntable 3; the positioning groove 101 is a trapezoidal structure, the clamping block 511 is a trapezoidal structure matched with the positioning groove 101, the trapezoidal structure is adopted for cooperation, the clamping block 511 is clamped into the positioning groove 101 more tightly, avoiding the situation of left and right shaking during cutting, and ensuring the accuracy of the cutting angle; the handle 4 is threadedly connected with the connecting portion 31, the end portion of the handle 4 is connected with a limiting head 41, the limiting head 41 is made of rubber material, for the case of very unusual angles, the limiting head 41 is abutted against the base 1 by tightening the handle 4 to realize limiting.

[0050] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A bevel cutting machine base for rapid positioning by rotation angle, characterized in that: It includes a base, a grid installed on the top of the base, a turntable rotating in the middle of the top of the base, a connecting part on the circumference of the turntable, a handle connected to the connecting part, a positioning element hinged below the connecting part, a spring connected between the positioning element and the connecting part, and several positioning grooves corresponding to the positioning element on the edge of the base.

2. The oblique cutting machine base for rapid rotation angle positioning according to claim 1, characterized in that: The turntable is connected to the base by a second-step bolt.

3. The oblique cutting machine base for rapid positioning of rotation angle according to claim 1, characterized in that: A connecting block is provided below the connecting part, and the positioning part is connected to the connecting block by a first step bolt.

4. The oblique cutting machine base for rapid positioning of rotation angle according to claim 1, characterized in that: An angle scale is provided above the base, and an indicator block is provided on one side of the connecting part.

5. The oblique cutting machine base for rapid rotation angle positioning according to claim 1, characterized in that: The positioning element includes a positioning block, one end of which is provided with a locking block, and the other end of which is provided with a pressing handle.

6. The oblique cutting machine base for rapid rotation angle positioning according to claim 5, characterized in that: The positioning groove is a trapezoidal structure, and the locking block is a trapezoidal structure that cooperates with the positioning groove.

7. The oblique cutting machine base for rapid positioning of rotation angle according to claim 1, characterized in that: The handle is threadedly connected to the connecting part, and a limit head is connected to the end of the handle.

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