Full-stroke screw protection self-centering precise flat tongs

Abstract

The utility model provides a pair of full-stroke screw rod protection self-centering precise flat tongs, relates to the technical field of flat tongs, and aims to solve the problem that when the conventional flat tongs are used, workpieces with different shapes cannot be adjusted and clamped, and the full-stroke screw rod protection self-centering precise flat tongs comprise a mounting mechanism, the body is of a rectangular structure. The clamping mechanism is connected with the control mechanism; the clamping piece is slidably mounted at the top of the main body; a threaded rod is installed in a threaded hole in the sliding block. The contact piece is installed in the clamping groove in a sliding mode, and the contact piece is connected with the clamping piece through the spring. A motor drives a screw rod to rotate, so that a sliding block is driven to move in a mounting groove, then a contact piece makes contact with the two sides of a workpiece, when the contact piece makes contact with the workpiece, the contact piece is driven to move in a clamping groove and compress a spring, and the contact piece is of an arc-shaped structure and is provided with a rectangular groove; and therefore, the surfaces of the workpieces can be better attached, the friction force with the workpieces is increased, and the workpieces in different shapes can be more stably clamped.

Description

Technical Field

[0001] The utility model belongs to the technical field of flat-nose pliers, and more specifically, particularly relates to a full-stroke screw rod protection self-centering precision flat-nose pliers. Background Art

[0002] Flat-nose pliers, also known as machine vises, are a general-purpose clamp that is often used to install small workpieces. It is a random accessory of milling machines and drilling machines. It is fixed on the machine tool workbench to clamp the workpiece for cutting processing. Self-centering flat-nose pliers are a type of flat-nose pliers. Due to its function of quickly positioning the center of the clamped object, it is widely used in all walks of life.

[0003] Based on the findings in the prior art, the existing flat-nose pliers cannot adjust the clamping of workpieces of different shapes when in use, and have poor practicality. In addition, when the existing flat-nose pliers are in use, the workpiece will move during the centering process, and the workpiece will slide on the top of the device during the movement. If the workpiece is a precision workpiece, it is easy to cause wear, and no structure is provided to assist in supporting the workpiece. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a full-stroke screw protection self-centering precision flat-nose pliers to solve the problem that the existing flat-nose pliers cannot adjust the clamping of workpieces of different shapes when in use, and the practicality is poor. When the existing flat-nose pliers are in use, the workpiece will move during the centering process, and the workpiece will slide on the top of the device during the movement. If the workpiece is a precision workpiece, it is easy to cause wear, and there is no structure for auxiliary support of the workpiece.

[0005] The utility model discloses a full-stroke screw protection self-centering precision flat-nose pliers, which is achieved by the following specific technical means:

[0006] A full-stroke screw protection self-centering precision flat-nose pliers, comprising a mounting mechanism, a control mechanism, a sliding mechanism and a clamping mechanism;

[0007] The mounting mechanism is a flat-nose pliers body, and the mounting mechanism includes: a main body, which is a rectangular structure; the control mechanism is mounted on the mounting mechanism; the sliding mechanism is mounted on the mounting mechanism, and the sliding mechanism includes: a bearing member, which is a rectangular plate structure, a rectangular groove is provided on the bearing member, and the bearing member is slidably mounted on the top of the main body; the clamping mechanism is mounted on the mounting mechanism, and the clamping mechanism is connected to the control mechanism.

[0008] Furthermore, the installation mechanism also includes:

[0009] The mounting groove is a rectangular structure and is opened at the top of the main body; the slide groove is provided with two groups and is opened on both sides of the main body.

[0010] Furthermore, the control mechanism includes:

[0011] The motor is fixedly installed on the side of the main body; the screw rod is a cylindrical structure with threads arranged on the screw rod, and the screw rod is connected to the motor and is rotatably installed in the installation groove.

[0012] Furthermore, the sliding mechanism further comprises:

[0013] The sliding member is a rectangular structure, a U-shaped protrusion is arranged on the side of the sliding member, a roller is rotatably installed between the U-shaped protrusions of the sliding member, and the roller on the sliding member is slidably installed inside the slide groove, and the sliding member is fixedly installed on both sides of the bearing member.

[0014] Furthermore, the clamping mechanism comprises:

[0015] The clamping piece is a rectangular structure, and there are two groups of clamping pieces in total, and the clamping pieces are slidably installed on the top of the main body; the slider, the slider is a rectangular structure, and there are threaded holes on the slider. The slider is fixedly installed at the bottom of the clamping piece, and the slider is slidably installed inside the installation groove, and a screw is installed inside the threaded hole on the slider.

[0016] Furthermore, the clamping mechanism further comprises:

[0017] The card slot is a rectangular structure and is arranged inside the clamping piece; the contact piece is a T-shaped structure and is provided with a rectangular slot, and the contact piece is slidably installed inside the card slot, and the contact piece is connected to the clamping piece through a spring.

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

[0019] 1. In this device, a clamping member and a contact member are provided. Here, the clamping member is mounted on the sliding body, and the contact member is mounted inside the card slot. When in use, the motor drives the screw to rotate, thereby driving the slider to move inside the mounting slot, so that the contact member and the two sides of the workpiece are in contact with each other. When the contact member contacts the workpiece, it drives the contact member to move inside the card slot and compress the spring. The contact member is set to an arc structure and is provided with a rectangular groove, so that the surface of the workpiece can be better attached, the friction with the workpiece is increased, the clamping effect is better, and the workpieces of different shapes can be clamped more stably, and the practicality is stronger.

[0020] 2. In this device, a bearing member and a sliding member are provided, wherein the bearing member is slidably mounted on the top of the main body, and the sliding member is slidably mounted inside the slide groove, so that when in use, by placing the workpiece on the top of the bearing member, the rectangular groove provided on the top of the bearing member can increase the friction between the workpiece and the bearing member, and when the clamping member pushes the workpiece to be centered, the bearing member and the sliding member are driven to move by the workpiece, and a roller is rotatably mounted on the sliding member, and the roller is slidably mounted inside the slide groove, so that the workpiece can be driven to move on the main body more smoothly, avoiding wear of the workpiece when it moves. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a main perspective three-dimensional structural schematic diagram of the utility model.

[0022] Figure 2 It is a schematic diagram of a partially exploded three-dimensional structure of the utility model.

[0023] Figure 3 It is a schematic diagram of the exploded three-dimensional structure of the installation mechanism and the sliding mechanism of the utility model.

[0024] Figure 4 The utility model is Figure 3 The enlarged structural diagram of part A is shown below.

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

[0026] 1. Installation mechanism; 101. Main body; 102. Installation slot; 103. Slide slot; 2. Control mechanism; 201. Motor; 202. Screw; 3. Sliding mechanism; 301. Carrying member; 302. Sliding member; 4. Clamping mechanism; 401. Clamping member; 402. Sliding block; 403. Slot; 404. Contact member. DETAILED DESCRIPTION

[0027] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0028] Example:

[0029] As attached Figure 1 To Attachment Figure 4 As shown:

[0030] The utility model provides a full-stroke screw protection self-centering precision flat-nose pliers, comprising a mounting mechanism 1, a control mechanism 2, a sliding mechanism 3 and a clamping mechanism 4; the mounting mechanism 1 is the flat-nose pliers body, and the mounting mechanism 1 comprises: a main body 101, the main body 101 is a rectangular structure; the main body 101 here is used to open a mounting groove 102 and a sliding groove 103; the control mechanism 2 is mounted on the mounting mechanism 1; the sliding mechanism 3 is mounted on the mounting mechanism 1, and the sliding mechanism 3 comprises: a bearing member 301, the bearing member 301 is a rectangular plate structure, a rectangular groove is provided on the bearing member 301, and the bearing member 301 is slidably mounted on the top of the main body 101; the bearing member 301 here is used to bear the workpiece, and the rectangular groove opened on the top can play a role in increasing the friction between the workpiece and the clamping mechanism 4; the clamping mechanism 4 is mounted on the mounting mechanism 1, and the clamping mechanism 4 is connected to the control mechanism 2.

[0031] Among them, Figure 1 As shown, the mounting mechanism 1 also includes: a mounting groove 102, which is a rectangular structure and is opened at the top of the main body 101; the mounting groove 102 here is used to be slidably connected to the slider 402; a slide groove 103, and there are two groups of slide grooves 103, and the slide grooves 103 are opened on both sides of the main body 101; the slide grooves 103 here are used to be slidably connected to the rollers on the sliding member 302.

[0032] Among them, Figure 2 As shown, the control mechanism 2 includes: a motor 201, which is fixedly installed on the side of the main body 101; the motor 201 here is used to drive the screw 202 to rotate, thereby driving the slider 402 to move inside the installation groove 102; the screw 202, which is a cylindrical structure, has a thread on the screw 202, and is connected to the motor 201, and the screw 202 is rotatably installed inside the installation groove 102; the screw 202 here is used to pass through the threaded hole installed on the slider 402, thereby driving the slider 402 to move through the rotation of the screw 202.

[0033] Among them, Figure 3 As shown, the sliding mechanism 3 also includes: a sliding member 302, the sliding member 302 is a rectangular structure, a U-shaped protrusion is provided on the side of the sliding member 302, a roller is rotatably installed between the U-shaped protrusions of the sliding member 302, and the roller on the sliding member 302 is slidably installed inside the slide groove 103, and the sliding member 302 is fixedly installed on both sides of the bearing member 301; the sliding member 302 here is used to be slidably installed inside the slide groove 103 through the roller, so as to ensure that the sliding member 302 moves more smoothly inside the slide groove 103.

[0034] Among them, Figure 2As shown, the clamping mechanism 4 includes: a clamping member 401, which is a rectangular structure. There are two groups of clamping members 401, and the clamping members 401 are slidably installed on the top of the main body 101; the clamping member 401 here is used to open the card slot 403; a slider 402, which is a rectangular structure. The slider 402 is provided with a threaded hole. The slider 402 is fixedly installed at the bottom of the clamping member 401, and the slider 402 is slidably installed inside the installation slot 102, and a screw 202 is installed inside the threaded hole on the slider 402; the slider 402 here is used to move inside the installation slot 102 through the movement of the screw 202, so as to drive the clamping member 401 For fixing and clamping the workpiece; the card slot 403, the card slot 403 is a rectangular structure, and the card slot 403 is opened inside the clamping member 401; the card slot 403 here is used for slidingly installing the contact member 404; the contact member 404, the contact member 404 is a T-shaped structure, a rectangular groove is provided on the contact member 404, and the contact member 404 is slidably installed inside the card slot 403, and the contact member 404 is connected to the clamping member 401 through a spring; the contact member 404 here is used to move and compress the spring inside the card slot 403, and is set to an arc structure, so that it can better contact with the side of the workpiece, and has a better clamping effect on workpieces of different shapes.

[0035] The specific usage and function of this embodiment are as follows:

[0036] In the present invention, the workpiece is placed on the top of the carrier 301, and the rectangular groove on the top of the carrier 301 can increase the friction between the workpiece and the workpiece. The motor 201 drives the screw 202 to rotate, thereby driving the slider 402 to move inside the installation groove 102, so that the contact member 404 contacts the two sides of the workpiece. When the contact member 404 contacts the workpiece, it drives the contact member 404 to move inside the slot 403 and compress the spring. The contact member 404 is set to an arc structure and has a rectangular groove, so that It can better fit the surface of the workpiece, increase the friction with the workpiece, and achieve a better clamping effect, thereby more stably clamping workpieces of different shapes and being more practical. When the clamping member 401 pushes the workpiece to center, the support member 301 and the sliding member 302 are driven to move by the workpiece, and a roller is rotatably installed on the sliding member 302, and the roller is slidably installed inside the slide groove 103, so that the workpiece can be driven to move on the main body 101 more smoothly, avoiding direct contact between the workpiece and the main body 101 during movement, thereby causing wear.

Claims

1. A full-stroke screw protection self-centering precision flat-nose pliers, characterized by: It comprises a mounting mechanism (1), a control mechanism (2), a sliding mechanism (3) and a clamping mechanism (4); The mounting mechanism (1) is a flat-nose pliers body, and the mounting mechanism (1) comprises: a main body (101), the main body (101) is a rectangular structure; the control mechanism (2) is mounted on the mounting mechanism (1); the sliding mechanism (3) is mounted on the mounting mechanism (1), and the sliding mechanism (3) comprises: a bearing member (301), the bearing member (301) is a rectangular plate structure, a rectangular groove is provided on the bearing member (301), and the bearing member (301) is slidably mounted on the top of the main body (101); the clamping mechanism (4) is mounted on the mounting mechanism (1), and the clamping mechanism (4) is connected to the control mechanism (2).

2. A full-stroke screw protection self-centering precision flat-nose pliers according to claim 1, characterized in that: The mounting mechanism (1) further comprises: The mounting groove (102) is a rectangular structure and is disposed at the top of the main body (101); the sliding groove (103) is provided with two groups of sliding grooves (103) and is disposed at both sides of the main body (101).

3. A full-stroke screw protection self-centering precision flat-nose pliers according to claim 2, characterized in that: The control mechanism (2) comprises: The motor (201) is fixedly mounted on the side of the main body (101); the screw (202) is a cylindrical structure, the screw (202) is provided with threads, the screw (202) is connected to the motor (201), and the screw (202) is rotatably mounted inside the mounting groove (102).

4. The full-stroke screw protection self-centering precision flat-nose pliers according to claim 3, characterized in that: The sliding mechanism (3) further comprises: The sliding member (302) is a rectangular structure, and a U-shaped protrusion is provided on the side of the sliding member (302). A roller is rotatably installed between the U-shaped protrusions of the sliding member (302), and the roller on the sliding member (302) is slidably installed inside the sliding groove (103), and the sliding member (302) is fixedly installed on both sides of the bearing member (301).

5. The full-stroke screw protection self-centering precision flat-nose pliers according to claim 4, characterized in that: The clamping mechanism (4) comprises: A clamping member (401), the clamping member (401) is a rectangular structure, two groups of the clamping members (401) are provided, and the clamping members (401) are slidably installed on the top of the main body (101); a sliding block (402), the sliding block (402) is a rectangular structure, a threaded hole is provided on the sliding block (402), the sliding block (402) is fixedly installed on the bottom of the clamping member (401), and the sliding block (402) is slidably installed inside the installation groove (102), and a screw (202) is installed inside the threaded hole on the sliding block (402).

6. The full-stroke screw protection self-centering precision flat-nose pliers according to claim 5, characterized in that: The clamping mechanism (4) further comprises: A card slot (403), the card slot (403) is a rectangular structure, and the card slot (403) is arranged inside the clamping member (401); a contact member (404), the contact member (404) is a T-shaped structure, a rectangular groove is arranged on the contact member (404), and the contact member (404) is slidably installed inside the card slot (403), and the contact member (404) is connected to the clamping member (401) through a spring.

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