Quick positioning, fixing and clamping device

Abstract

The utility model discloses a quick positioning, fixing and clamping device which comprises a fixing plate. The fixing frame is arranged on the upper side of the fixing plate; the workpiece positioning plate is arranged at one end of the upper side of the fixing frame, and a containing groove used for containing a workpiece to be machined is formed in the workpiece positioning plate; the pressing block is rotatably arranged on one side of the workpiece positioning plate, the upper portion of the pressing block is provided with a pressing part extending to the position above the containing groove, the lower portion of the pressing block is transversely provided with a lead screw in a penetrating mode, and the side, close to the workpiece positioning plate, of the lead screw is provided with a fastening block; when the lead screw rotates to drive the fastening block to abut against the to-be-machined workpiece, the pressing block rotates to enable the pressing part to press the to-be-machined workpiece. According to the utility model, the problems of workpiece displacement, unstable machining quality and poor safety caused by inaccurate positioning and insufficient fastening force of a flat tongs clamping device adopted by the existing vertical machining center or milling machine can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a rapid positioning, fixing and clamping device. Background Art

[0002] In the field of mechanical processing, especially for the processing of mold accessories on vertical machining centers or milling machines, fast, accurate and safe positioning and fastening are the key to improving processing efficiency and ensuring processing quality. The existing flat-nose pliers clamping device may cause displacement due to the force on the workpiece during the processing, affecting the processing accuracy and even causing safety problems. For example, when processing mold accessories such as moldings, friction plates, exhaust blocks, and lock modules, these workpieces often require precise positioning to ensure the accuracy of the processing dimensions. During the processing, due to the action of cutting forces, the workpiece may produce slight displacements, which will not only affect the processing quality of the workpiece, but may also damage the tool or machine tool. In addition, traditional clamping methods may require complex operations to adjust and fix the workpiece, which will increase the labor intensity of the operator and reduce production efficiency. Therefore, there is a need for a new type of clamping device that can provide fast, accurate and safe positioning and fastening functions to meet the needs of modern mechanical processing. Utility Model Content

[0003] The utility model provides a fast positioning and fixing clamping device, which can solve the problems of inaccurate positioning, insufficient fastening force, workpiece displacement, unstable processing quality and poor safety caused by the flat-nose clamping device used in the existing vertical machining center or milling machine.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quick positioning and fixing clamping device, comprising a fixing plate; a fixing frame, the fixing frame being arranged on the upper side of the fixing plate; a workpiece positioning plate, which is arranged at one end of the upper side of the fixing frame, and the workpiece positioning plate is provided with a placement groove for placing the workpiece to be processed; a pressing block, which is rotatably arranged on one side of the workpiece positioning plate, the upper portion of the pressing block is provided with a pressing portion extending above the placement groove, the lower portion of the pressing block is horizontally passed through by a lead screw, and a fastening block is provided on a side of the lead screw close to the workpiece positioning plate. When the lead screw rotates to drive the fastening block to support the workpiece to be processed, the pressing block rotates to cause the pressing portion to press the workpiece to be processed, which can realize accurate and rapid positioning of the workpiece, thereby improving the positioning accuracy during the processing; the use of a lead screw structure can provide uniform and strong clamping force, ensure that the workpiece will not be displaced due to cutting force during processing, thereby improving processing stability.

[0005] Preferably, a handle is fixedly provided on the side of the lead screw away from the workpiece positioning plate to facilitate operation.

[0006] Preferably, a mounting bracket for fixing the pressing block is provided on the upper side of the fixing frame, and a rotating shaft connected to the pressing block is provided on the mounting bracket, so that the structure is stable.

[0007] Preferably, the pressing block is L-shaped, and the rotating shaft is connected to the corner of the pressing block, resulting in a simple structure.

[0008] Preferably, the placement groove is provided with a limiting side wall at one end away from the fastening block, and is open at one end close to the fastening block, so as to facilitate pressing the workpiece to be processed.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] With its simple structure and easy operation, it enables precise and rapid workpiece positioning, thereby improving positioning accuracy during machining. Its lead screw structure provides uniform and powerful clamping force, ensuring that the workpiece will not shift due to cutting forces during machining, thereby improving machining stability. While ensuring machining quality, it also improves machining efficiency, reduces operational difficulty, and enhances safety, representing significant technological advancement and positive economic benefits. This solves the problems of existing vertical machining centers or milling machines using flat-nose vise clamping devices, which can lead to inaccurate positioning, insufficient clamping force, workpiece shifting, unstable machining quality, and poor safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a main cross-sectional structural diagram of the present utility model;

[0012] Figure 2 This is a structural schematic diagram of the workpiece positioning plate of the present utility model.

[0013] Reference numerals:

[0014] 1. Fixed plate, 2. Fixed frame, 3. Workpiece positioning plate, 31. Placement groove, 32. Limiting side wall, 4. Clamping block, 41. Clamping part, 5. Rotating shaft, 6. Screw, 7. Fastening block, 8. Handle, 9. Mounting bracket, 10. Workpiece to be processed. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0016] like Figure 1-2As shown, the utility model is to solve the problems of inaccurate positioning and insufficient fastening force of the flat-nose clamping device used in the existing vertical machining center or milling machine, which leads to workpiece displacement, unstable machining quality and poor safety, and provides the following technical solutions: a fast positioning and fixing clamping device, comprising a fixing plate 1; a fixing frame 2, the fixing frame 2 is arranged on the upper side of the fixing plate 1; a workpiece positioning plate 3, which is arranged at one end of the upper side of the fixing frame 2, and the workpiece positioning plate 3 is provided with a placement groove 31 for placing the workpiece 10 to be processed; a pressing block 4, which is rotatably arranged on one side of the workpiece positioning plate 3, the pressing block 4 is rotatably arranged on the side of the workpiece positioning plate 3, and the pressing block 4 is rotatably arranged on the The upper part of the tightening block 4 is provided with a clamping portion 41 extending to the top of the placement groove 31, and the lower part of the clamping block 4 is horizontally passed through by a lead screw 6, and a fastening block 7 is provided on the side of the lead screw 6 close to the workpiece positioning plate 3. When the lead screw 6 rotates to drive the fastening block 7 to support the workpiece to be processed 10, the clamping block 4 rotates to make the clamping portion 41 press the workpiece to be processed 10, which can realize accurate and rapid positioning of the workpiece, thereby improving the positioning accuracy during the processing; the use of a lead screw structure can provide uniform and strong clamping force, ensure that the workpiece will not be displaced due to cutting force during the processing, and improve the processing stability.

[0017] In this embodiment, if Figure 1 As shown, a handle 8 is fixedly provided on the side of the lead screw 6 away from the workpiece positioning plate 3 for easy operation.

[0018] In this embodiment, if Figure 1 As shown, a mounting bracket 9 for fixing the pressing block 4 is provided on the upper side of the fixing frame 2. A rotating shaft 5 connected to the pressing block 4 is provided on the mounting bracket 9, and the structure is stable.

[0019] In this embodiment, if Figure 1 As shown, the pressing block 4 is L-shaped, and the rotating shaft 5 is connected to the corner of the pressing block 4, with a simple structure.

[0020] In this embodiment, if Figure 2 As shown, a limiting side wall 32 is provided on the end of the placement groove 31 away from the fastening block 7, and the end close to the fastening block 7 is open to facilitate pressing the workpiece to be processed.

[0021] In this embodiment, if Figure 1As shown, the fixed plate 1 is the supporting part of the clamping device, which is installed on a vertical machining center or milling machine by bolts or other fixing methods. The fixed frame 2 is arranged on the upper side of the fixed plate 1, and is used to support and fix the workpiece positioning plate 3 and the clamping block 4. The workpiece positioning plate 3 is arranged at one end of the upper side of the fixed frame 2, and a placement groove 31 is provided at one end for placing the product 10 and performing preliminary positioning. The clamping block 4 is arranged on the upper side of the fixed frame 2, on one side of the workpiece positioning plate 3, and is used to press the workpiece from top to bottom; a lead screw 6 is provided through the lower end of the clamping block 4, the lead screw 6 is arranged horizontally, and a fastening block 7 is provided at the front; the fastening block 7 is against the workpiece; a handle 8 is fixed at the end of the lead screw 6, which is used to manually rotate the lead screw 6 to drive the fastening block 7 to move and clamp the product 10.

[0022] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] In addition, the terms "first," "second," and so on, used in this utility model are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, features specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0024] In this utility model, unless otherwise specified or limited, the terms "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can mean fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0025] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in this field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

Claims

1. A rapid positioning, fixing and clamping device, characterized in that: include: Fixed plate (1); A fixing frame (2), the fixing frame (2) being arranged on the upper side of the fixing plate (1); A workpiece positioning plate (3) is provided at one end of the upper side of the fixing frame (2), and a placement groove (31) for placing a workpiece (10) to be processed is provided on the workpiece positioning plate (3); A clamping block (4) is rotatably arranged on one side of the workpiece positioning plate (3); a clamping portion (41) extending to the top of the placement groove (31) is provided on the upper part of the clamping block (4); a lead screw (6) is provided through the lower part of the clamping block (4); a fastening block (7) is provided on the side of the lead screw (6) close to the workpiece positioning plate (3); when the lead screw (6) rotates to drive the fastening block (7) to press against the workpiece to be processed (10), the clamping block (4) rotates to cause the clamping portion (41) to press against the workpiece to be processed (10).

2. The rapid positioning, fixing and clamping device according to claim 1, characterized in that: A handle (8) is fixedly provided on a side of the lead screw (6) away from the workpiece positioning plate (3).

3. The rapid positioning, fixing and clamping device according to claim 1, characterized in that: The upper side of the fixing frame (2) is provided with a mounting bracket (9) for fixing the pressing block (4), and the mounting bracket (9) is provided with a rotating shaft (5) connected to the pressing block (4).

4. The rapid positioning, fixing and clamping device according to claim 3, characterized in that: The pressing block (4) is L-shaped, and the rotating shaft (5) is connected to the corner of the pressing block (4).

5. The rapid positioning, fixing and clamping device according to claim 1, characterized in that: The placement groove (31) is provided with a limiting side wall (32) at one end away from the fastening block (7), and is open at one end close to the fastening block (7).

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