Multipurpose fixture for workbench

Abstract

The multipurpose fixture comprises a clamping piece disc, a plurality of threaded adjusting rods which are evenly arranged in a radial mode are installed in the clamping piece disc, and a connecting rod is fixedly installed at the end, close to the circle center of the clamping piece disc, of each threaded adjusting rod. The end, away from the threaded adjusting rod, of each connecting rod is provided with a movable ejecting piece, the clamping piece disc is provided with a plurality of corresponding ejecting piece grooves, the ejecting piece grooves are used for providing displacement spaces for the movable ejecting pieces, and one side of each movable ejecting piece extends to the outside of the clamping piece disc. Compared with the prior art, the position of the ejector groove can be adjusted by adjusting the screwing length of the threaded adjusting rod, so that various workpieces in irregular shapes can be clamped, and machining is facilitated; after the fixing piece cylinder and the clamping piece disc are combined through the connecting bolt, machining application on a workbench and a lathe can be achieved, and the application range is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a multi-purpose clamp for a workbench. Background Art

[0002] The mechanical processing of workpieces requires the cooperation of fixing devices and processing devices. For some workpieces that need to be processed manually, in addition to processing, the most important thing is the fixing and control device for the workpiece. The fixture is a device used to fix the processing object in the mechanical manufacturing process and place it in the correct position to accept construction or inspection. At present, the fixture of a normal working table can only clamp one or several regular shapes. When encountering special-shaped and irregular shapes, the clamping stability is poor, and simple opposing clamps cannot meet the clamping requirements. There are also disadvantages of easy slippage and wear during clamping. For this reason, the utility model proposes a multi-purpose fixture for a workbench. Utility Model Content

[0003] The purpose of the utility model is to provide a multi-purpose clamp for a workbench to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-purpose clamp for a workbench, comprising a clamping disc, in which a plurality of radially evenly arranged threaded adjustment rods are installed, a connecting rod is fixedly installed at one end of each threaded adjustment rod close to the center of the clamping disc, a movable top piece is installed at one end of each connecting rod away from the threaded adjustment rod, a plurality of corresponding top piece grooves are opened on the clamping disc, the top piece grooves are used to provide displacement space for the movable top piece, and one side of the movable top piece extends to the outside of the clamping disc.

[0005] As a preferred technical solution of the utility model, a fixing cylinder is provided on one side of the clamping disc, and the clamping disc and the fixing cylinder are connected through a connecting bolt, and a fastening nut is threadedly installed on the connecting bolt.

[0006] As a preferred technical solution of the utility model, a sliding block is fixedly installed on one side of the movable top piece close to the fixed piece cylinder, and the sliding block is slidably installed in the top piece groove.

[0007] As a preferred technical solution of the utility model, the connecting rod and the movable top member are rotatably connected via a rotating member.

[0008] As a preferred technical solution of the utility model, a corresponding internal thread groove is provided on the clamping disc at the position of each threaded adjustment rod.

[0009] As a preferred technical solution of the utility model, the outer surface of the movable top piece is provided with an anti-slip protective cover.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model discloses a multi-purpose clamp for a workbench. The position of the top piece groove can be adjusted by screwing in the length of a threaded adjustment rod, so that workpieces of various irregular shapes can be clamped to facilitate processing. After the fixing piece cylinder and the clamping piece disc are combined by using connecting bolts, the clamp can be used for processing on a workbench and a lathe, thereby improving the scope of application.

[0012] Other features and advantages of the present invention will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a side sectional view of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the movable top member of the utility model;

[0016] In the figure: 1. Clamping disc; 2. Threaded adjustment rod; 3. Connecting rod; 4. Movable top piece; 5. Top piece groove; 6. Sliding block; 7. Rotating piece; 8. Internal thread groove; 9. Fixed cylinder; 10. Connecting bolt; 11. Fastening nut; 12. Anti-slip protective cover. DETAILED DESCRIPTION

[0017] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0018] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] See also Figure 1-3 In the present embodiment, a multi-purpose clamp for a workbench is provided, including a clamping disc 1, in which a plurality of radially evenly arranged threaded adjustment rods 2 are installed, a connecting rod 3 is fixedly installed at one end of each threaded adjustment rod 2 close to the center of the clamping disc 1, and a movable top piece 4 is installed at one end of each connecting rod 3 away from the threaded adjustment rod 2. A plurality of corresponding top piece grooves 5 are opened on the clamping disc 1, and the top piece grooves 5 are used to provide displacement space for the movable top piece 4. One side of the movable top piece 4 extends to the outside of the clamping disc 1, and a fixing cylinder 9 is provided on one side of the clamping disc 1, and the clamping disc 1 and the fixing cylinder 9 are connected through a connecting bolt 10, and a fastening nut 11 is threadedly installed on the connecting bolt 10, and the position of the top piece groove 5 can be adjusted by screwing in the length of the threaded adjustment rod 2, so that various irregular-shaped workpieces can be clamped, which is convenient for processing. After the fixing cylinder 9 and the clamping disc 1 are combined with the connecting bolt 10, the processing application on the workbench and lathe can be realized, and the scope of application is improved. A slider 6 is fixedly installed on the side of the movable top member 4 close to the fixing cylinder 9, and the slider 6 is slidably installed in the top member groove 5. The connecting rod 3 and the movable top member 4 are rotatably connected by a rotating member 7. The clamping disc 1 is provided with a corresponding internal thread groove 8 at the position of each threaded adjustment rod 2. The outer surface of the movable top member 4 has an anti-slip protective cover 12, and the anti-slip protective cover 12 is made of corrosion-resistant and high-temperature resistant rubber material, and the outer surface of the anti-slip protective cover 12 is provided with anti-slip convex patterns. The anti-slip protective cover 12 can not only protect the surface of the workpiece to be clamped, but also effectively prevent the long-term wear of the fixture. In addition, the anti-slip convex patterns can play a better anti-slip role, effectively reducing the phenomenon of workpiece slippage caused by excessive vibration during clamping processing.

[0021] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A multi-purpose fixture for a workbench, characterized in that: The invention comprises a clamping disc (1), wherein a plurality of threaded adjustment rods (2) arranged evenly in a radial shape are installed in the clamping disc (1), a connecting rod (3) is fixedly installed at one end of each threaded adjustment rod (2) close to the center of the clamping disc (1), and a movable top piece (4) is installed at one end of each connecting rod (3) away from the threaded adjustment rod (2). The clamping disc (1) is provided with a plurality of corresponding top piece grooves (5), and the top piece grooves (5) are used to provide displacement space for the movable top piece (4), and one side of the movable top piece (4) extends to the outside of the clamping disc (1).

2. A multi-purpose fixture for a workbench according to claim 1, characterized in that: A fixing cylinder (9) is provided on one side of the clamping disc (1), and the clamping disc (1) and the fixing cylinder (9) are connected through a connecting bolt (10), and a fastening nut (11) is threadedly mounted on the connecting bolt (10).

3. A multi-purpose fixture for a workbench according to claim 2, characterized in that: A sliding block (6) is fixedly mounted on one side of the movable top piece (4) close to the fixed piece cylinder (9), and the sliding block (6) is slidably mounted in the top piece groove (5).

4. A multi-purpose fixture for a workbench according to claim 1, characterized in that: The connecting rod (3) and the movable top member (4) are rotationally connected via a rotating member (7).

5. A multi-purpose fixture for a workbench according to claim 1, characterized in that: The clamping disc (1) is provided with a corresponding internal thread groove (8) at the position of each threaded adjustment rod (2).

6. A multi-purpose fixture for a workbench according to claim 1, characterized in that: The outer surface of the movable top piece (4) is provided with an anti-slip protective cover (12).

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