Wire feeding machine capable of conveniently positioning workpiece

Abstract

The utility model provides a wire feeding machine facilitating workpiece positioning, relates to the technical field of wire feeding machines, and aims to solve the problems that when an existing wire feeding machine is used, a workpiece is placed manually and clamped up and down, the workpiece is in an inclined state during clamping, the cutting precision is low, and the work efficiency is high. The workpiece centering and clamping device comprises a cutting mechanism. A metal wire is mounted on the main body; a threaded rod on the mounting mechanism is mounted in a threaded hole in the moving part; the positioning piece is connected with the moving piece through the air cylinder; the control piece is mounted at the top of the positioning piece; the clamping piece is installed on the sliding rod in a sliding mode. A workpiece is placed on the positioning piece, the control piece is rotated, so that the arc-shaped protrusion on the control piece makes contact with the clamping piece, the clamping piece is driven to move in the rectangular groove in the positioning piece and compress the spring, and the cylindrical protrusions on the clamping piece and the positioning piece make contact with the two sides of the workpiece and rotate; therefore, the workpiece can be stably centered and clamped.

Description

Technical Field

[0001] The utility model belongs to the technical field of wire walking machines, and more specifically, particularly relates to a wire walking machine convenient for positioning a workpiece. Background Art

[0002] A wire electrical discharge machining (WEDM) machine is a type of electrical discharge machining that uses a continuously moving thin metal wire (called the electrode wire) as the electrode to perform pulsed spark discharge erosion on the workpiece to remove metal and cut into shape. It is mainly used for machining various workpieces with complex shapes and precision and small sizes.

[0003] Based on the prior art, it is found that when the existing wire walking machine is in use, the workpiece is placed manually and clamped from above and below. This method causes the workpiece to be skewed during clamping, resulting in low cutting accuracy, and it is impossible to conveniently center and clamp the workpiece. Moreover, when the existing wire walking machine is in use, it is impossible to increase the protection height according to requirements to prevent debris from flying out during cutting. Content of the Utility Model

[0004] In order to solve the above technical problems, the utility model provides a wire walking machine convenient for positioning a workpiece, so as to solve the problems that when the existing wire walking machine is in use, the workpiece is placed manually and clamped from above and below. This method causes the workpiece to be skewed during clamping, resulting in low cutting accuracy, and it is impossible to conveniently center and clamp the workpiece. Moreover, when the existing wire walking machine is in use, it is impossible to increase the protection height according to requirements to prevent debris from flying out during cutting.

[0005] A wire walking machine convenient for positioning a workpiece of the utility model is achieved by the following specific technical means:

[0006] A wire walking machine convenient for positioning a workpiece includes a cutting mechanism, a mounting mechanism, a protection mechanism, and a positioning mechanism;

[0007] The cutting mechanism is the wire walking machine body, and the cutting mechanism includes: a main body, the main body is in an L-shaped structure, and a metal wire is installed on the main body; the mounting mechanism is installed on the cutting mechanism, and the mounting mechanism includes: a mounting member, the mounting member is in a square structure, a motor is fixedly installed on the mounting member, and the mounting member is fixedly installed on the top of the fixed table on the cutting mechanism; the protection mechanism is installed on the mounting mechanism; the positioning mechanism is installed on the mounting mechanism, and the positioning mechanism includes: a moving member, the moving member is in a rectangular structure, a threaded hole is provided on the moving member, a rectangular groove is provided at the bottom of the moving member, and a screw on the mounting mechanism is installed inside the threaded hole on the moving member.

[0008] Further, the cutting mechanism further includes:

[0009] A fixed table, the fixed table is fixedly installed at the bottom of the main body; a through groove, the through groove is in a rectangular structure, and the through groove is opened inside the main body.

[0010] Furthermore, the installation mechanism further includes:

[0011] A screw rod, which is fixedly connected to the motor on the installation part; a guide rail, which is of a T-shaped structure and is fixedly installed on the installation part, and a moving part is slidably installed on the guide rail.

[0012] Furthermore, the protection mechanism includes:

[0013] A protection part, which is of a square structure with openings on four sides. There are racks on both sides of the bottom of the protection part, and the protection part is slidably installed inside the through groove; a rotating part, which is of a cylindrical structure, on which a gear is installed, and the rotating part is rotatably installed on the installation part, and the gear on the rotating part meshes with the rack of the protection part.

[0014] Furthermore, the positioning mechanism further includes:

[0015] A positioning part, which is of an L-shaped structure. A cylindrical protrusion is rotatably installed on the top of the positioning part. There is a rectangular groove on the positioning part, and the positioning part is connected to the moving part through a cylinder; a sliding rod, which is of a cylindrical structure and is fixedly installed inside the rectangular groove on the positioning part.

[0016] Furthermore, the positioning mechanism further includes:

[0017] A control part, which is of a cylindrical structure. There is an arc-shaped protrusion on the control part, and the control part is installed on the top of the positioning part; a clamping part, which is of a rectangular structure. There is a rectangular protrusion at the bottom of the clamping part, and the clamping part is slidably installed inside the rectangular groove on the positioning part through the rectangular protrusion at the bottom, and the clamping part is slidably installed on the sliding rod, and the clamping part is connected to the positioning part through a spring.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] 1. In this device, a protection part and a rotating part are provided. Here, the protection part is slidably installed inside the through groove, and the rotating part is rotatably installed between the installation parts. Thus, when in use, by adjusting the rotating part, the gear on the rotating part meshes with the rack on the protection part during rotation, thereby driving the protection part to move upward inside the through groove, so that the protection height can be expanded according to requirements, better avoiding the flying out of debris during cutting and making the operation more convenient;

[0020] 2. In this device, a control member and a clamping member are provided. Here, the control member is installed on the top of the positioning member, and the clamping member is slidably installed inside a rectangular groove on the positioning member through a rectangular protrusion at the bottom. Thus, when in use, by placing the workpiece on the positioning member and rotating the control member, the arc-shaped protrusion on the control member contacts the clamping member, driving the clamping member to move inside the rectangular groove on the positioning member and compress the spring, and the cylindrical protrusions on the clamping member and the positioning member contact and rotate with both sides of the workpiece, so that the workpiece can be stably centered and clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is the front perspective structural schematic diagram of the present utility model.

[0022] Figure 2 is the partial exploded perspective structural schematic diagram of the present utility model.

[0023] Figure 3 is the exploded perspective structural schematic diagram of the installation mechanism and the positioning mechanism of the present utility model.

[0024] Figure 4 is the exploded perspective structural schematic diagram of the positioning mechanism of the present utility model.

[0025] In the figure, the corresponding relationship between the component names and the drawing reference numerals is as follows:

[0026] 1. Cutting mechanism; 101. Main body; 102. Fixed table; 103. Through groove; 2. Installation mechanism; 201. Installation part; 202. Screw; 203. Guide rail; 3. Protection mechanism; 301. Protection part; 302. Rotating part; 4. Positioning mechanism; 401. Moving part; 402. Positioning part; 403. Slide bar; 404. Control part; 405. Clamping part. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] The following further describes the embodiments of the present utility model in detail with reference to the drawings and examples.

[0028] Example:

[0029] As shown in Figure 1 to Figure 4 shown:

[0030] The utility model provides a wire walking machine which is convenient for positioning workpieces, comprising a cutting mechanism 1, a mounting mechanism 2, a protection mechanism 3 and a positioning mechanism 4; the cutting mechanism 1 is the wire walking machine body, and the cutting mechanism 1 includes: a main body 101, the main body 101 is of an L-shaped structure, and a wire is installed on the main body 101; the main body 101 here is used for discharging electricity and cutting the workpiece through the wire; the mounting mechanism 2 is installed on the cutting mechanism 1, and the mounting mechanism 2 includes: a mounting member 201, the mounting member 201 is of a square structure, a motor is fixedly installed on the mounting member 201, and the mounting member 201 is fixedly installed on the top of a fixed table 102 on the cutting mechanism 1; the mounting member 201 here is used for enclosing and shielding the cut workpiece; the protection mechanism 3 is installed on the mounting mechanism 2; the positioning mechanism 4 is installed on the mounting mechanism 2, and the positioning mechanism 4 includes: a moving member 401, the moving member 401 is of a rectangular structure, a threaded hole is provided on the moving member 401, a rectangular groove is provided at the bottom of the moving member 401, and a screw rod 202 on the mounting mechanism 2 is installed inside the threaded hole on the moving member 401; the moving member 401 here is used for driving to move on a guide rail 203 through the screw rod 202, so that the workpiece can be driven to move through the moving member 401, and then different positions of the workpiece can be cut.

[0031] Among them, as Figure 2 shown, the cutting mechanism 1 further includes: a fixed table 102, the fixed table 102 is fixedly installed at the bottom of the main body 101; the fixed table 102 here is used for fixedly installing the mounting member 201; a through groove 103, the through groove 103 is of a rectangular structure, and the through groove 103 is opened inside the main body 101; the through groove 103 here is used for slidably connecting with a protection member 301.

[0032] Among them, as Figure 3 shown, the mounting mechanism 2 further includes: a screw rod 202, the screw rod 202 is fixedly connected with the motor on the mounting member 201; the screw rod 202 here is used for driving to rotate through the motor, so as to drive the moving member 401 to move on the guide rail 203; a guide rail 203, the guide rail 203 is of a T-shaped structure, and the guide rail 203 is fixedly installed on the mounting member 201, and the moving member 401 is slidably installed on the guide rail 203; the guide rail 203 here is used for slidably connecting with the moving member 401.

[0033] Among them, as Figure 1As shown in the figure, the protection mechanism 3 includes: a protection member 301, the protection member 301 has a rectangular structure with openings on both sides at the bottom. There are racks on both sides of the bottom of the protection member 301, and the protection member 301 is slidably installed inside the through groove 103. Here, the protection member 301 is used to mesh with the gear on the rotating member 302 through the racks at the bottom, thereby driving the movement of the protection member 301; a rotating member 302, the rotating member 302 has a cylindrical structure, a gear is installed on the rotating member 302, and the rotating member 302 is rotatably installed on the mounting member 201, and the gear on the rotating member 302 meshes with the rack of the protection member 301. Here, the rotating member 302 is used to rotate, and then mesh with the rack on the protection member 301 through the gear, thereby driving the movement of the protection member 301 and increasing the protection area.

[0034] Among them, as Figure 4 shown, the positioning mechanism 4 further includes: a positioning member 402, the positioning member 402 has an L-shaped structure, a cylindrical protrusion is rotatably installed at the top of the positioning member 402, a rectangular groove is provided on the positioning member 402, and the positioning member 402 is connected to the moving member 401 through a cylinder. Here, the positioning member 402 is used to be connected to the moving member 401 through the cylinder, so as to drive the movement of the positioning member 402; a sliding rod 403, the sliding rod 403 has a cylindrical structure, and the sliding rod 403 is fixedly installed inside the rectangular groove on the positioning member 402. Here, the sliding rod 403 is used to assist in fixing the clamping member 405; a control member 404, the control member 404 has a cylindrical structure, an arc-shaped protrusion is provided on the control member 404, and the control member 404 is installed at the top of the positioning member 402. Here, the control member 404 is used to rotate and contact the clamping member 405 through the arc-shaped protrusion, so as to stably clamp workpieces of different sizes; a clamping member 405, the clamping member 405 has a rectangular structure, a rectangular protrusion is provided at the bottom of the clamping member 405, the clamping member 405 is slidably installed inside the rectangular groove on the positioning member 402 through the rectangular protrusion at the bottom, and the clamping member 405 is slidably installed on the sliding rod 403, and the clamping member 405 is connected to the positioning member 402 through a spring. Here, the clamping member 405 is used to contact the control member 404 and cooperate with the positioning member 402 to center and clamp the workpiece.

[0035] The specific usage method and function of this embodiment:

[0036] In the present utility model, when using this device, the workpiece is placed on the positioning member 402. By rotating the control member 404, the arc-shaped protrusion on the control member 404 comes into contact with the clamping member 405, driving the clamping member 405 to move inside the rectangular groove on the positioning member 402 and compress the spring. The cylindrical protrusions on the clamping member 405 and the positioning member 402 come into contact with both sides of the workpiece and rotate, enabling stable centering and clamping of the workpiece. By adjusting the rotating member 302, when the rotating member 302 rotates, the gear meshes with the rack on the protective member 301, driving the protective member 301 to move upward inside the through groove 103, so as to expand the height of the protection according to requirements and better prevent debris from flying out during cutting. The motor on the mounting member 201 drives the screw rod 202 to rotate, driving the moving member 401 to reciprocate on the guide rail 203, and the cylinder on the moving member 401 expands and contracts to drive the positioning member 402 to move, so that different positions of the workpiece come into contact with the wire on the main body 101, and the workpiece can be cut and processed through the effect of discharging.

Claims

1. A wire-cut machine facilitating workpiece positioning, characterized in that: It includes a cutting mechanism (1), a mounting mechanism (2), a protection mechanism (3) and a positioning mechanism (4); The cutting mechanism (1) is a wire walking machine body, and the cutting mechanism (1) includes: a main body (101), the main body (101) is an L-shaped structure, and a wire is installed on the main body (101); The mounting mechanism (2) is mounted on the cutting mechanism (1), and the mounting mechanism (2) includes: a mounting member (201), the mounting member (201) is a square structure, a motor is fixedly installed on the mounting member (201), and the mounting member (201) is fixedly installed on the top of a fixed table (102) on the cutting mechanism (1); The protection mechanism (3) is mounted on the mounting mechanism (2); The positioning mechanism (4) is mounted on the mounting mechanism (2), and the positioning mechanism (4) includes: a moving member (401), the moving member (401) is a rectangular structure, a threaded hole is provided on the moving member (401), and a rectangular groove is provided at the bottom of the moving member (401), and the threaded hole on the moving member (401) is internally installed on a screw rod (202) of the mounting mechanism (2); A positioning member (402), the positioning member (402) is an L-shaped structure, a cylindrical protrusion is rotatably installed at the top of the positioning member (402), a rectangular groove is provided on the positioning member (402), and the positioning member (402) is connected to the moving member (401) through a cylinder; A sliding rod (403), the sliding rod (403) is a cylindrical structure, and the sliding rod (403) is fixedly installed inside the rectangular groove on the positioning member (402); A control member (404), the control member (404) is a cylindrical structure, an arc-shaped protrusion is provided on the control member (404), and the control member (404) is installed on the top of the positioning member (402); A clamping member (405), the clamping member (405) is a rectangular structure, a rectangular protrusion is provided at the bottom of the clamping member (405), the clamping member (405) is slidably installed inside the rectangular groove on the positioning member (402) through the rectangular protrusion at the bottom, and the clamping member (405) is slidably installed on the sliding rod (403), and the clamping member (405) is connected to the positioning member (402) through a spring.

2. The wire cutting machine for facilitating workpiece positioning according to claim 1, characterized in that: The cutting mechanism (1) further includes: A fixed table (102), the fixed table (102) is fixedly installed at the bottom of the main body (101); A through groove (103), the through groove (103) is a rectangular structure, and the through groove (103) is opened inside the main body (101).

3. The wire cutting machine for facilitating workpiece positioning according to claim 1, characterized in that: The mounting mechanism (2) further includes: A screw rod (202), the screw rod (202) is fixedly connected to the motor on the mounting member (201); A guide rail (203), the guide rail (203) is a T-shaped structure, and the guide rail (203) is fixedly installed on the mounting member (201), and the moving member (401) is slidably installed on the guide rail (203).

4. A wire walking machine for facilitating workpiece positioning according to claim 2, characterized in that: The protection mechanism (3) includes: The protective member (301), the protective member (301) has a rectangular structure with a notch, racks are provided on both sides of the bottom of the protective member (301), and the protective member (301) is slidably installed inside the through groove (103); the rotating member (302), the rotating member (302) has a cylindrical structure, a gear is installed on the rotating member (302), and the rotating member (302) is rotatably installed on the mounting member (201), and the gear on the rotating member (302) meshes with the rack of the protective member (301).

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