CN217255020U

CN217255020U - Blade clamp

Info

Publication number: CN217255020U
Application number: CN202220479935.2U
Authority: CN
Inventors: 陈林; 范华
Original assignee: Sichuan Nst Industrial Robot Manufacturing Co ltd
Current assignee: Sichuan Nst Industrial Robot Manufacturing Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-08-23
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a blade clamp, which comprises a movable claw and a fixed claw; the clamping surface of the fixed claw is provided with a blade mounting groove; the top of the blade mounting groove is opened; the movable claw is connected with a clamping mechanism, and the clamping mechanism is used for driving the movable claw to approach the fixed claw. The blade clamp can prevent the blade from moving on the clamp in the grinding process.

Description

Blade clamp

Technical Field

The utility model relates to a blade clamping field, especially a blade anchor clamps.

Background

The existing blade clamp comprises a movable jaw and a fixed jaw; when the blade is clamped, the blade is clamped through the matching of the movable claw and the fixed claw. Because the existing blade clamp fixes the blade by clamping the left side surface and the right side surface of the blade, the middle lower part of the blade is mainly clamped during clamping, the upper edge of the blade is exposed, and then the upper edge of the blade is processed by polishing equipment, so that the upper edge of the blade is processed.

Because the fixed claw and the movable claw are only clamped on the left side surface and the right side surface of the blade, when the fixed claw and the movable claw are clamped insufficiently, the top edge of the blade is stressed when the top edge of the blade is polished by polishing equipment, and at the moment, the blade can be rotated and/or moved downwards between the fixed claw and the movable claw possibly, so that the polishing effect of the blade is influenced. If the blade is clamped too tightly, the blade is possibly damaged; even if the clamping is too tight, the blade has a tendency to move when the top edge of the blade is stressed too much.

Therefore, it is particularly necessary to design a new insert holder that prevents the insert from moving on the holder during grinding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in view of the above-described problems, there is provided a blade holder capable of preventing a blade from moving on the holder during a grinding process.

The utility model adopts the technical scheme as follows:

a blade clamp comprises a movable jaw and a fixed jaw; the clamping surface of the fixed claw is provided with a blade mounting groove; the top of the blade mounting groove is opened; the movable claw is connected with a clamping mechanism, and the clamping mechanism is used for driving the movable claw to approach the fixed claw.

Further, the shape of the blade mounting groove is matched with that of the blade.

Furthermore, the blade mounting groove is in an inverted triangle shape.

Furthermore, the vertex angle of the blade mounting groove is downward, and a tool nose protection groove is formed in the vertex angle.

Furthermore, the clamping mechanism comprises a clamping slide block, a positioning block and a clamping spring; the movable claw is arranged on the clamping slide block; the positioning block is fixedly arranged, one end of the clamping spring is connected with the fixed block, the other end of the clamping spring is connected with the clamping sliding block, and the clamping spring is used for pushing the clamping sliding block to move towards the fixed claw, so that the clamping sliding block drives the movable claw to approach the fixed claw.

Further, the blade clamp further comprises a claw opening mechanism, and the claw opening mechanism is used for enabling the movable claw to be far away from the fixed claw.

Further, the claw opening mechanism comprises a claw opening sliding block and a claw opening cylinder; the claw opening cylinder is used for driving the claw opening sliding block to move, so that the claw opening sliding block pushes the clamping sliding block to be far away from the fixed claw.

Further, the blade clamp includes a body; the left side of the machine body is provided with a sliding chute, and the front end and the rear end of the sliding chute penetrate through the front end and the rear end of the machine body; the clamping slide block is positioned in the sliding groove and can move left and right in the sliding groove; the movable claw and the fixed claw are positioned outside the machine body, the movable claw is fixedly arranged at the front end of the clamping sliding block, and the fixed claw is fixedly arranged at the front end of the machine body and positioned on the right side of the machine body; the fixed block is positioned outside the machine body and fixedly arranged on the left side of the machine body; one end of the clamping spring is connected with the fixed block, and the other end of the clamping spring is connected with the left side of the clamping sliding block; the clamping spring is used for pushing the clamping slide block to move rightwards in the sliding groove;

the claw opening sliding block is arranged in the sliding groove and is positioned at the rear end of the sliding groove and on the right side of the clamping sliding block; the left side surface of the claw opening sliding block is obliquely arranged, so that the size of the claw opening sliding block in a horizontal plane is small in front and large in back; the left side surface of the claw opening slide block is used for being contacted with the clamping slide block; the claw opening cylinder is connected with the rear end of the claw opening sliding block and used for driving the claw opening sliding block to move back and forth in the sliding groove.

Furthermore, the rear end of the clamping slide block is provided with a roller which rotates horizontally, and the roller is used for contacting with the left side face of the claw opening slide block.

Further, the machine body is arranged on an adjusting mechanism, and the adjusting mechanism is used for adjusting the angle of the machine body.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

because the blade mounting groove exists, the blade can be arranged in the blade mounting groove, when the movable claw and the fixed claw are clamped on two sides of the blade, the blade mounting groove limits other parts of the blade, and the blade is limited to rotate and move downwards between the gap between the movable claw and the fixed claw. The stability of blade clamping is guaranteed, and the processing effect of the blade is guaranteed.

Drawings

FIG. 1 is a top view of a blade clamp;

FIG. 2 is a view showing the blade mounting groove formed in the clamping surface of the holding claw;

FIG. 3 is a block diagram of a blade being placed in a blade mounting slot;

FIG. 4 is an internal structural view of the blade holder;

FIG. 5 is a structural view of the body;

fig. 6 to 7 are structural views of the machine body arranged on the adjusting mechanism.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, or the directions or positional relationships that the skilled person usually understand, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the utility model discloses a blade clamp, which comprises a movable jaw 6 and a fixed jaw 1; a blade mounting groove 16 is formed in the clamping surface of the fixed claw 1; the top of the blade mounting groove 16 is open; the movable claw 6 is connected with a clamping mechanism, and the clamping mechanism is used for driving the movable claw 6 to approach the fixed claw 1, so that the movable claw 6 and the fixed claw 1 are mutually matched to complete clamping of the blade 18.

As shown in fig. 1 and 3, the blade 18 is clamped between the movable jaw 6 and the fixed jaw 1, due to the existence of the blade mounting groove 16, the blade 18 can be arranged in the blade mounting groove 16, when the movable jaw 6 and the fixed jaw 1 are clamped at two sides of the blade 18, the blade mounting groove 16 limits other parts of the blade 18, and the blade 18 is limited to rotate and move downwards between the gap between the movable jaw 6 and the fixed jaw 1. As shown in fig. 2, the blade 18 can be conveniently embedded into the blade mounting groove 16 due to the openings at the top and the left side of the blade mounting groove 16, and the blade mounting groove 16 is open at the top, so that the upper edge of the blade 18 to be processed can conveniently extend out of the blade mounting groove 16, and the processing of the upper edge of the blade 18 is facilitated. When the special tool is used, as shown in fig. 3, the thickness of the blade 18 is required to be larger than the depth of the blade mounting groove 16, so that the left side surface of the blade 18 can extend out of the blade mounting groove 16, the left side of the blade 18 can be in contact with the movable claw 6, and the movable claw 6 and the fixed part can be clamped on two side surfaces of the blade 18.

Further, the shape of the blade mounting groove 16 matches the shape of the blade 18. So that the insert 18 can be inserted into the insert-mounting slot 16 while facilitating the insert-mounting slot 16 to retain the insert 18. In this embodiment, the blade mounting groove 16 is in an inverted triangle shape, which facilitates the clamping of the triangular blade by the clamp. As shown in fig. 2, the tip angle of the blade mounting groove 16 is downward, and a blade tip protection groove 17 is formed at the tip angle, the blade tip protection groove 17 is formed on the clamping surface of the fixing claw 1, and the blade tip protection groove 17 is used for preventing the tip of the triangular blade from being damaged.

Further, the clamping mechanism comprises a clamping slide block 5, a positioning block 4 and a clamping spring 9; the movable claw 6 is arranged on the clamping slide block 5; the positioning block 4 is fixedly arranged, one end of the clamping spring 9 is connected with the fixed block, the other end of the clamping spring is connected with the clamping slide block 5, and the clamping spring 9 is used for pushing the clamping slide block 5 to move towards the fixed claw 1, so that the clamping slide block 5 drives the movable claw 6 to be close to the fixed claw 1.

Due to the structure, the clamping mechanism of the utility model adopts the spring to clamp the blade 18 by the movable claw 6, so that the structure of the clamping mechanism is simplified, and the manufacturing cost is reduced; the clamping spring 9 is matched with the blade mounting groove 16, so that the situation that the blade 18 is damaged due to over-tight clamping of the movable claw 6 and the fixed claw 1 is avoided under the condition that the blade 18 is stably clamped.

Further, the blade clamp further comprises a jaw opening mechanism, and the jaw opening mechanism is used for enabling the movable jaw 6 to be far away from the fixed jaw 1.

The claw opening mechanism comprises a claw opening sliding block 7 and a claw opening cylinder 3; the claw opening cylinder 3 is used for driving the claw opening sliding block 7 to move, so that the claw opening sliding block 7 pushes the clamping sliding block 5 to be far away from the fixed claw 1.

As shown in fig. 1 to 5, the blade clamp includes a body 2; a sliding chute is formed in the left side of the machine body 2, and the front end and the rear end of the sliding chute penetrate through the front end and the rear end of the machine body 2, so that the machine body 2 is in a concave shape with an opening in the left side; the clamping slide block 5 is positioned in the sliding groove and can move left and right in the sliding groove; the movable claw 6 and the fixed claw 1 are positioned outside the machine body 2; the movable claw 6 is fixedly arranged at the front end of the clamping slide block 5, and the fixed claw 1 is fixedly arranged at the front end of the machine body 2 and is positioned at the right side of the machine body 2; the fixed block is positioned outside the machine body 2 and fixedly arranged on the left side of the machine body 2; one end of the clamping spring 9 is connected with the fixed block, and the other end of the clamping spring is connected with the left side of the clamping slide block 5; the clamping spring 9 is used for pushing the clamping slide block 5 to move rightwards in the sliding chute; the claw opening sliding block 7 is arranged in the sliding groove, and the claw opening sliding block 7 is positioned at the rear end of the sliding groove and positioned on the right side of the clamping sliding block 5; the left side surface of the claw opening slider 7 is obliquely arranged, so that the size of the claw opening slider 7 in the horizontal plane is small in front and large in back, and as shown in fig. 4, the claw opening slider 7 is in a right trapezoid shape; the left side surface of the claw opening slide block 7 is used for being in contact with the clamping slide block 5; the right side surface of the sliding groove is used for contacting with the groove bottom of the sliding groove and limiting the claw opening sliding block 7 to move rightwards, the claw opening cylinder 3 is connected with the rear end of the claw opening sliding block 7, the claw opening cylinder 3 is arranged outside the machine body 2, the cylinder body is fixedly connected with the rear end of the machine body 2, the piston rod is connected with the claw opening sliding block 7, and the claw opening cylinder 3 is used for driving the claw opening sliding block 7 to move forwards and backwards in the sliding groove.

Because the claw opening slide block 7 is small in front and large in back, when the claw opening slide block 7 moves forwards, the clamping slide block 5 moves leftwards in the sliding groove, so that the movable claw 6 is far away from the fixed claw 1, and the clamping of the blade 18 is released; when the jaw opening slide 7 moves backwards, the clamping slide 5 moves to the right in the sliding chute under the action of the clamping spring 9, so that the movable jaw 6 is close to the fixed jaw 1 and is used for clamping the blade 18.

Furthermore, a roller 8 which rotates horizontally is arranged at the rear end of the clamping slide block 5, and the roller 8 is used for contacting with the left side surface of the claw opening slide block 7.

The left side surface of the claw opening sliding block 7 is in contact with the roller 8, so that the left side surface of the claw opening sliding block 7 can be prevented from being abraded, and the claw opening sliding block 7 is prevented from being blocked in the forward moving process.

Further, the machine body 2 is arranged on an adjusting mechanism, and the adjusting mechanism is used for adjusting the angle of the machine body 2.

Due to the existence of the adjusting mechanism, the position of the clamp can be adjusted according to the processing requirement, and the processing and the adjustment of the processing angle of the blade 18 are facilitated.

As shown in fig. 6 to 7, the adjusting mechanism comprises a swinging seat 15 and a rotating seat 12; the machine body 2 is fixedly arranged on a swinging seat 15, and the swinging seat 15 is used for driving the machine body 2 to swing in the vertical direction; the swing seat 15 is arranged on the rotating seat 12, and the rotating seat 12 is used for driving the swing seat 15 to horizontally rotate.

The swinging seat 15 comprises a lower seat body 11 and an upper seat body 10, and the machine body 2 is arranged on the upper seat body 10; the top of the lower seat body 11 is provided with a downward concave arc-shaped groove, and the lower end of the upper seat body 10 is arranged in the arc-shaped groove in a matching manner and can slide along the arc-shaped groove on the lower seat body 11, so that the angle of the blade clamp in a vertical plane is adjusted. In order to facilitate adjustment, scales are further arranged on the lower seat body 11. The lower seat body 11 is arranged at the top of the rotating seat 12, a chassis 13 is arranged at the bottom of the rotating seat, a plurality of arc-shaped adjusting grooves are formed in the edge of the chassis 13, and the adjusting grooves are located on the same circumference and are arranged at equal intervals for a circle; an adjusting bolt 14 is arranged in each adjusting groove, and the adjusting bolt 14 can move in the adjusting groove; when the adjusting bolt 14 is loosened, the rotating seat 12 can be horizontally rotated, and when the adjusting bolt 14 is tightened, the rotating seat 12 is fixed. For the convenience of adjustment, the chassis 13 is also provided with scales.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A blade holder, characterized by: it comprises a movable claw (6) and a fixed claw (1); a blade mounting groove (16) is formed in the clamping surface of the fixed claw (1); the top of the blade mounting groove (16) is open; the movable claw (6) is connected with a clamping mechanism, and the clamping mechanism is used for driving the movable claw (6) to approach the fixed claw (1).

2. The blade clamp of claim 1, wherein: the shape of the blade mounting groove (16) is matched with that of the blade (18).

3. The blade clamp of claim 2, wherein: the blade mounting groove (16) is in an inverted triangle shape.

4. The blade clamp of claim 3, wherein: the vertex angle of the blade mounting groove (16) is downward, and a blade tip protection groove (17) is formed in the vertex angle.

5. The blade clamp of claim 1, wherein: the clamping mechanism comprises a clamping slide block (5), a positioning block (4) and a clamping spring (9); the movable claw (6) is arranged on the clamping slide block (5); locating piece (4) are fixed to be set up, clamping spring (9) one end links to each other with the fixed block, and the other end links to each other with clamping slide (5), clamping spring (9) are used for promoting clamping slide (5) to remove to stationary dog (1), make clamping slide (5) drive movable claw (6) and are close to stationary dog (1).

6. The insert holder of claim 5, wherein: the blade clamp further comprises a claw opening mechanism, and the claw opening mechanism is used for enabling the movable claw (6) to be far away from the fixed claw (1).

7. The blade clamp of claim 6, wherein: the claw opening mechanism comprises a claw opening sliding block (7) and a claw opening cylinder (3); the claw opening cylinder (3) is used for driving the claw opening sliding block (7) to move, so that the claw opening sliding block (7) pushes the clamping sliding block (5) to be far away from the fixed claw (1).

8. The insert holder of claim 7, wherein: the blade clamp comprises a machine body (2); a sliding groove is formed in the left side of the machine body (2), and the front end and the rear end of the sliding groove penetrate through the front end and the rear end of the machine body (2); the clamping slide block (5) is positioned in the sliding groove and can move left and right in the sliding groove; the movable claw (6) and the fixed claw (1) are positioned outside the machine body (2), the movable claw (6) is fixedly arranged at the front end of the clamping slide block (5), and the fixed claw (1) is fixedly arranged at the front end of the machine body (2) and is positioned at the right side of the machine body (2); the fixed block is positioned outside the machine body (2) and fixedly arranged on the left side of the machine body (2); one end of the clamping spring (9) is connected with the fixed block, and the other end of the clamping spring is connected with the left side of the clamping sliding block (5); the clamping spring (9) is used for pushing the clamping slide block (5) to move rightwards in the sliding groove;

the claw opening sliding block (7) is arranged in the sliding groove, and the claw opening sliding block (7) is positioned at the rear end of the sliding groove and positioned on the right side of the clamping sliding block (5); the left side surface of the claw opening sliding block (7) is obliquely arranged, so that the size of the claw opening sliding block (7) in the horizontal plane is small in front and large in back; the left side surface of the claw opening slide block (7) is used for being in contact with the clamping slide block (5); the claw opening cylinder (3) is connected with the rear end of the claw opening sliding block (7), and the claw opening cylinder (3) is used for driving the claw opening sliding block (7) to move back and forth in the sliding groove.

9. The insert holder of claim 8, wherein: the rear end of the clamping slide block (5) is provided with a roller (8) which horizontally rotates, and the roller (8) is used for contacting with the left side face of the claw opening slide block (7).

10. The blade clamp of claim 9, wherein: the machine body (2) is arranged on an adjusting mechanism, and the adjusting mechanism is used for adjusting the angle of the machine body (2).