Mechanical clamping tool

Abstract

The utility model relates to the technical field of machining, and discloses a mechanical clamping tool which comprises a connecting base, and a magnetic attraction mechanism is fixedly connected to the surface of the connecting base. According to the mechanical clamping tool, through the arrangement of the driving mechanism, the lead screws, the threaded sleeves and the lifting mechanism, when the mechanical clamping tool is used, a servo motor on one side is started, the servo motor drives the lead screws on one side to rotate, and the threaded sleeves on the surfaces of the lead screws move left and right on the surfaces of the lead screws; in the moving process, the clamping heads on the connecting rods on the two sides are driven to conduct clamping, compared with a traditional clamp with the fixed clamping width, the clamp is more practical, and workpieces with different widths can be clamped; and the hydraulic rod retracts to drive a placement plate at the bottom to move up and down in a sliding groove formed in the surface of a positioning plate, so that the height of a clamping head is adjusted, the positions, with different heights, of the workpiece are conveniently clamped and fixed, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a mechanical clamping tool. Background Art

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. It can be divided into cutting and pressure processing according to the difference in processing methods. During mechanical processing, it is often necessary to clamp some materials.

[0003] The clamping width of the existing devices is fixed and cannot be adjusted, resulting in poor clamping effect when people clamp large-sized tools. At the same time, the existing clamping tools are inconvenient to fix to the desktop due to their simple structure.

[0004] A mechanical clamping tool disclosed in announcement number CN220718555U belongs to the field of mechanical processing technology, and includes a support table and a transmission bin. A shell is provided at the upper end of the support table, and a third bearing is penetrated and connected to the surface of the shell, and a third rotating shaft is penetrated and connected inside the third bearing, and a second knob is fixedly connected to the upper end of the third rotating shaft. The beneficial effect is that this mechanical clamping tool, by setting a third threaded column, a fourth threaded column and a second threaded cap, when people need to adjust the clamping width, people only need to rotate the second knob to drive the third rotating shaft to rotate, thereby driving the third threaded column to rotate, thereby driving the fourth threaded column to rotate, thereby driving the two second threaded caps to move, thereby pushing the clamping plate to move through the support plate, which is convenient for people to adjust the clamping width, convenient for people to clamp and fix larger workpieces, and improves the practicability of the device.

[0005] Although the above patent makes it convenient for people to adjust the clamping width and clamp and fix larger workpieces, thereby improving the practicality of the device; however, the device lacks a height adjustment device to facilitate clamping and fixing workpieces at different heights, thereby improving the practicality of the device.

[0006] Therefore, it is necessary to invent a mechanical clamping tool to solve the above problems. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] The technical problem solved by the utility model is to provide a mechanical clamping tool which is highly practical, can be operated simply and has a relatively simple structure, thereby solving the problem of lack of height adjustment device in the above-mentioned background technology.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a mechanical clamping tool, including a connecting base, the surface of the connecting base is fixedly connected to a magnetic attraction mechanism, the top surface of the connecting base is fixedly connected to a support plate, the top of the support plate is overlapped with a placement plate, the top surface of the placement plate is fixedly connected to a motor box, the inside of the motor box is fixedly connected to a driving mechanism, one side of the driving mechanism is fixedly connected to a screw rod, the surface of the screw rod is threadedly connected to a threaded sleeve, both sides of the threaded sleeve are rotatably connected to a connecting rod, one end of the connecting rod is fixedly connected to an auxiliary mechanism, one side of the auxiliary mechanism is fixedly connected to a clamping head, and one side of the placement plate is slidably connected to a lifting mechanism.

[0011] As a further solution of the utility model, the magnetic attraction mechanism includes four groups of electromagnets fixedly connected to the surface of the connection base, and one side of the electromagnets is electrically connected to a battery through a power line, so that the battery is convenient for continuous power supply.

[0012] As a further solution of the utility model, the driving mechanism includes a servo motor fixedly connected to the inside of the motor box, the output end of the servo motor is splined with a transmission rod, and the screw rod is fixedly connected to one end of the transmission rod. The servo motor can easily drive one side of the screw rod to rotate, so that the clamping head can perform clamping operations.

[0013] As a further solution of the utility model, the lifting mechanism includes a positioning plate slidably connected to one side of the placement plate, the top of the positioning plate is fixedly connected to two groups of connecting blocks, the bottom of the connecting block is fixedly connected to a hydraulic rod, and the bottom of the hydraulic rod is fixedly connected to the top surface of the placement plate. The hydraulic rod is convenient for driving the placement plate to rise and fall, thereby adjusting the height of the clamping head.

[0014] As a further solution of the utility model, a positioning rod is rotatably connected to the middle part of the surface of the connecting rod, and the positioning rod is fixedly connected to the surface of the motor box, so that the motor box is convenient for protecting the servo motor.

[0015] As a further solution of the utility model, the bottom of the threaded sleeve is fixedly connected to a limiting rod, and the limiting rod is slidably connected to the inside of a sliding groove opened on the top surface of the placement plate. The limiting rod is convenient for limiting the threaded sleeve to prevent the threaded sleeve from rotating.

[0016] (III) Beneficial effects

[0017] The utility model provides a mechanical clamping tool, which has the following beneficial effects:

[0018] 1. The mechanical clamping tooling is provided with a driving mechanism, a screw rod, a threaded sleeve and a lifting mechanism. When in use, the servo motor on one side is started, and the servo motor drives the screw rod on one side to rotate. The threaded sleeve on the surface of the screw rod moves left and right on the surface of the screw rod. During the movement, it drives the clamping heads on the connecting rods on both sides to clamp. Compared with the traditional clamps with fixed clamping width, it is more practical and can clamp workpieces of different widths. Secondly, the hydraulic rod on one side is started, and the hydraulic rod contracts to drive the bottom placement plate to move up and down in the slide groove opened on the surface of the positioning plate, so as to adjust the height of the clamping head, which is convenient for clamping and fixing the workpieces at different heights, thereby improving the practicality of the device.

[0019] 2. The mechanical clamping tooling, through the setting of the magnetic suction mechanism, can place the four sets of electromagnets at the bottom of the connection base on the external connection iron block when the equipment is installed. When the power is turned on, the electromagnets are energized to generate magnetic force, so that the electromagnets are firmly adsorbed on the external connection iron block. When the power is disconnected, the electromagnets lose their magnetic force and the device can be removed from the external connection iron block, which improves the installation efficiency of the staff. Compared with the traditional connection using threads, it is more convenient and quicker. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the driving mechanism of the utility model;

[0022] Figure 3 This is a schematic diagram of the lifting mechanism structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the magnetic attraction mechanism of the utility model;

[0024] Figure 5 This is a schematic diagram of the auxiliary mechanism structure of the utility model.

[0025] In the figure: 1. connecting base; 2. magnetic attraction mechanism; 201. electromagnet; 202. battery; 3. support plate; 4. placement plate; 5. motor box; 6. driving mechanism; 601. servo motor; 602. transmission rod; 7. screw rod; 8. threaded sleeve; 9. connecting rod; 10. auxiliary mechanism; 1001. fixing rod; 1002. extension rod; 1003. telescopic column; 1004. fixing column; 1005. latch; 11. clamping head; 12. lifting mechanism; 1201. positioning plate; 1202. connecting block; 1203. hydraulic rod; 13. positioning rod; 14. limit rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 5 The utility model provides a technical solution: a mechanical clamping tool, including a connecting base 1, a magnetic attraction mechanism 2 is fixedly connected to the surface of the connecting base 1, and the setting of the magnetic attraction mechanism 2 is more convenient and quick than the traditional connection using threads. The top surface of the connecting base 1 is fixedly connected to a support plate 3, and a placement plate 4 is overlapped on the top of the support plate 3. The top surface of the placement plate 4 is fixedly connected to a motor box 5, and the inside of the motor box 5 is fixedly connected to a driving mechanism 6. The practicability of the device is improved by the setting of the driving mechanism 6, the screw rod 7, the threaded sleeve 8 and the lifting mechanism 12. One side of the driving mechanism 6 is fixedly connected to the screw rod 7, and the surface of the screw rod 7 is threadedly connected to the threaded sleeve 8. Both sides of the threaded sleeve 8 are rotatably connected to a connecting rod 9, and one end of the connecting rod 9 is fixedly connected to an auxiliary mechanism 10, and one side of the auxiliary mechanism 10 is fixedly connected to a clamping head 11, and one side of the placement plate 4 is slidably connected to a lifting mechanism 12;

[0028] See also Figure 4 The magnetic attraction mechanism 2 includes four groups of electromagnets 201 fixedly connected to the surface of the connection base 1, and one side of the electromagnet 201 is electrically connected to a battery 202 through a power line, and the battery 202 is convenient for continuous power supply;

[0029] See also Figure 2 The driving mechanism 6 includes a servo motor 601 fixedly connected to the inside of the motor box 5, the output end of the servo motor 601 is splined with a transmission rod 602, and the screw rod 7 is fixedly connected to one end of the transmission rod 602. The servo motor 601 is convenient for driving one side of the screw rod 7 to rotate, so that the clamping head 11 performs a clamping operation;

[0030] See also Figure 3 The lifting mechanism 12 includes a positioning plate 1201 slidably connected to one side of the placement plate 4, the top of the positioning plate 1201 is fixedly connected with two groups of connecting blocks 1202, the bottom of the connecting block 1202 is fixedly connected with a hydraulic rod 1203, the bottom of the hydraulic rod 1203 is fixedly connected to the top surface of the placement plate 4, and the hydraulic rod 1203 is convenient for driving the placement plate 4 to be lifted and lowered, so as to adjust the height of the clamping head 11;

[0031] See also Figure 3 The middle part of the surface of the connecting rod 9 is rotatably connected with a positioning rod 13, and the positioning rod 13 is fixedly connected to the surface of the motor box 5, and the motor box 5 is convenient for protecting the servo motor 601;

[0032] See also Figure 3 The bottom of the threaded sleeve 8 is fixedly connected with a limiting rod 14, and the limiting rod 14 is slidably connected to the inside of a sliding groove opened on the top surface of the placement plate 4. The limiting rod 14 is convenient for limiting the threaded sleeve 8 to prevent the threaded sleeve 8 from rotating.

[0033] Embodiment 1:

[0034] See also Figure 3 The auxiliary mechanism 10 includes a fixed rod 1001 fixedly connected to one end of the connecting rod 9, and one end of the fixed rod 1001 is fixedly connected to an extension rod 1002. Through the setting of the auxiliary mechanism 10, it is convenient to connect the clamping head 11 on one side, so as to improve the stability of the clamping head 11;

[0035] Embodiment 2:

[0036] See also Figure 4 The auxiliary mechanism 10 includes a telescopic column 1003 fixedly connected to one end of the connecting rod 9, and a fixed column 1004 is slidably connected to the surface of the telescopic column 1003. Limiting holes are provided on the surfaces of the fixed column 1004 and the telescopic column 1003, and a latch 1005 is inserted into the interior of the limiting hole. Through the setting of the latch 1005, the length of the clamping head 11 on one side is adjusted to meet the needs of different operations.

[0037] In the utility model, the working steps of the device are as follows:

[0038] The first step: when in use, start the servo motor 601 on one side, the servo motor 601 drives the screw rod 7 on one side to rotate, and the threaded sleeve 8 on the surface of the screw rod 7 moves left and right on the surface of the screw rod 7. During the movement, it drives the clamping heads 11 on the connecting rods 9 on both sides to clamp. Compared with the traditional clamps with fixed clamping width, it is more practical and can clamp workpieces of different widths. Secondly, start the hydraulic rod 1203 on one side. The hydraulic rod 1203 contracts and drives the bottom placement plate 4 to move up and down inside the slide groove opened on the surface of the positioning plate 1201, so as to adjust the height of the clamping head 11, which is convenient for clamping and fixing the workpieces at different heights;

[0039] The second step: when installing the equipment, the four groups of electromagnets 201 at the bottom of the connection base 1 can be placed on the external connection iron block, and the power supply is turned on. The electromagnets 201 are energized to generate magnetic force, so that the electromagnets 201 are firmly adsorbed on the external connection iron block. When the power supply is disconnected, the electromagnets 201 lose their magnetic force, and the device can be removed from the external connection iron block, thereby improving the installation efficiency of the staff.

[0040] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0041] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mechanical clamping tool, comprising a connecting base (1), characterized in that: The surface of the connecting base (1) is fixedly connected with a magnetic attraction mechanism (2), the top surface of the connecting base (1) is fixedly connected with a support plate (3), the top of the support plate (3) is overlapped with a placement plate (4), the top surface of the placement plate (4) is fixedly connected with a motor box (5), the interior of the motor box (5) is fixedly connected with a driving mechanism (6), one side of the driving mechanism (6) is fixedly connected with a screw rod (7), the surface of the screw rod (7) is threadedly connected with a threaded sleeve (8), both sides of the threaded sleeve (8) are rotatably connected with a connecting rod (9), one end of the connecting rod (9) is fixedly connected with an auxiliary mechanism (10), one side of the auxiliary mechanism (10) is fixedly connected with a clamping head (11), and one side of the placement plate (4) is slidably connected with a lifting mechanism (12).

2. A mechanical clamping tool according to claim 1, characterized in that: The magnetic attraction mechanism (2) comprises four groups of electromagnets (201) fixedly connected to the surface of the connection base (1); one side of the electromagnets (201) is electrically connected to a storage battery (202) via a power line.

3. A mechanical clamping tool according to claim 1, characterized in that: The driving mechanism (6) comprises a servo motor (601) fixedly connected to the inside of the motor box (5); the output end of the servo motor (601) is spline-connected to a transmission rod (602); and the lead screw (7) is fixedly connected to one end of the transmission rod (602).

4. A mechanical clamping tool according to claim 1, characterized in that: The lifting mechanism (12) comprises a positioning plate (1201) slidably connected to one side of the placement plate (4); the top of the positioning plate (1201) is fixedly connected to two groups of connection blocks (1202); the bottom of the connection block (1202) is fixedly connected to a hydraulic rod (1203); the bottom of the hydraulic rod (1203) is fixedly connected to the top surface of the placement plate (4).

5. The mechanical clamping tool according to claim 1, characterized in that: A positioning rod (13) is rotatably connected to the middle of the surface of the connecting rod (9), and the positioning rod (13) is fixedly connected to the surface of the motor box (5).

6. A mechanical clamping tool according to claim 1, characterized in that: The bottom of the threaded sleeve (8) is fixedly connected to a limiting rod (14), and the limiting rod (14) is slidably connected to the inside of a sliding groove opened on the top surface of the placement plate (4).

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