Machining center stabilizing clamp

Abstract

The utility model is applied to the field of clamps, in particular to a stable clamp of a machining center, clamping mechanisms are symmetrically arranged on two sides of a machining table, each clamping mechanism comprises a fixed table, the fixed table is fixedly connected with a first connecting block, and the first connecting block is in pin joint with a first driving rod and a second driving rod respectively; the first driving rod and the second driving rod are both in pin joint with third driving rods, the two third driving rods are both in pin joint with the clamping block assembly, the first driving rod and one third driving rod are in pin joint with a first driving block, the second driving rod and the other third driving rod are in pin joint with a second driving block, and the double-thread screw penetrates through the first driving block and the second driving block in a threaded mode. One end of the double-thread screw is connected with a driving motor, the two driving motors operate to drive the double-thread screw to rotate, and the first driving block and the second driving block move oppositely, so that the two clamping block assemblies stably clamp a workpiece and position the workpiece in the middle, the positioning convenience and the clamping stability of the clamping device are improved, and the operation difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a stabilizing clamp for a machining center. Background Art

[0002] A vertical machining center fixture is a fixture used to fix the workpiece to be processed on a vertical machining center. However, existing vertical machining center fixtures have certain defects when used. Their structure is complex, the operation is cumbersome, and the positioning is inconvenient, which reduces production efficiency and the stability of the device during use is poor. Utility Model Content

[0003] The purpose of the present invention is to provide a stable fixture for a machining center to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: A stabilizing fixture for a machining center, comprising a machining table, two double-threaded screws and two clamping block assemblies, clamping mechanisms being symmetrically arranged on both sides of the machining table, the clamping mechanism comprising a fixed table, one side of the fixed table being fixedly connected to a first connecting block, the two ends of the first connecting block being pinned to a first driving rod and a second driving rod respectively, the first driving rod and the second driving rod being pinned to a third driving rod, the two third driving rods being pinned to the clamping block assembly, the rear end of the first driving rod and the rear end of one third driving rod being pinned to the first driving block, the rear end of the second driving rod and the rear end of the other third driving rod being pinned to the second driving block, the threads of the double-threaded screw pass through the first driving block and the second driving block, and one end of the double-threaded screw is connected to a driving motor.

[0005] Preferably, the clamping block assembly includes a second connecting block, the second connecting block is pinned to the bottom end of the third driving rod, one side of the second connecting block is connected to a clamping block, one end of the second connecting block is a threaded end, the clamping block is provided with a screw groove, and the second connecting block and the clamping block are threadedly connected through the threaded end and the screw groove.

[0006] Preferably, a sliding assembly is provided at one end of the driving motor, slides are protruding from both sides of one end of the processing table, the slides are provided with sliding grooves, the sliding assembly includes a slider, the slider is slidably connected to the slide through the sliding groove, one end of the slider is fixedly connected to a connecting piece, and the driving motor is fixedly connected to one end of the connecting piece.

[0007] Preferably, an abutment platform for the workpiece to abut is provided between the two slides, and a placement platform for the workpiece to be placed is provided at one end of the abutment platform.

[0008] Preferably, a supporting assembly is provided at the other end of the processing table, and the supporting assembly includes a cylinder, which is fixedly connected to one end of the processing table, and an output end of the cylinder is connected to a supporting block.

[0009] Preferably, the other end of the double-threaded screw is connected to a limiting block for limiting the second driving block.

[0010] Compared with the prior art, the beneficial effects of the present invention are:

[0011] 1. A stable clamp for a machining center, wherein a clamping mechanism is symmetrically arranged on both sides of the machining table, the clamping mechanism includes a fixed table, the fixed table is fixedly connected to a first connecting block, the first connecting block is pinned to the first driving rod and the second driving rod, the first driving rod and the second driving rod are pinned to the third driving rod, the two third driving rods are pinned to the clamping block assembly, the first driving rod and one third driving rod are pinned to the first driving block, the second driving rod and the other third driving rod are pinned to the second driving block, the double-threaded screw thread passes through the first driving block and the second driving block, one end of the double-threaded screw is connected to a driving motor, and the two driving motors are operated to drive the double-threaded screw to rotate, and the first driving block and the second driving block move toward each other, thereby realizing stable clamping of the workpiece by the two clamping block assemblies and centering positioning, improving the positioning convenience and clamping stability of the utility model and reducing the difficulty of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a top view of the overall structure of the utility model;

[0013] Figure 2 for Figure 1 A magnified view of middle A;

[0014] Figure 3 for Figure 1 Enlarged view of middle B;

[0015] In the figure: processing table 1, arrival table 11, sliding table 12, slide groove 121, placement table 13, clamping mechanism 2, fixed table 21, first connecting block 22, first driving rod 23, second driving rod 24, third driving rod 25, first driving block 26, double-threaded screw 27, limit block 271, second driving block 28, driving motor 29, clamping block assembly 3, second connecting block 31, threaded end 311, clamping block 32, screw groove 321, sliding assembly 4, slider 41, connecting piece 42, arrival assembly 5, cylinder 51, arrival block 52. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate directions or positional relationships based on the attached drawings. Figure 1 The orientations or positional relationships shown are for ease of description and simplification of the present invention only. They are not intended to indicate or imply that the devices or components shown must have, be constructed, or operate in a specific orientation, and are therefore not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

[0018] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean 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 an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0019] like Figures 1 to 3As shown, this embodiment is a stabilizing fixture for a machining center, comprising a machining table 1, two double-threaded screws 27 and two clamping block assemblies 3, a clamping mechanism 2 is symmetrically provided on both sides of the machining table 1, the clamping mechanism 2 comprises a fixed table 21, one side of the fixed table 21 is fixedly connected to a first connecting block 22, both ends of the first connecting block 22 are pinned with a first driving rod 23 and a second driving rod 24, the first driving rod 23 and the second driving rod 24 are pinned with a third driving rod 25, the two third driving rods 25 are pinned to the clamping block assembly 3, the rear end of the first driving rod 23 and a third driving rod are pinned to the clamping block assembly 3, The rear end of the rod 25 is pinned to a first drive block 26, and the rear ends of the second drive rod 24 and the rear end of another third drive rod 25 are pinned to a second drive block 28. The double-threaded screw 27 threads through the first drive block 26 and the second drive block 28. One end of the double-threaded screw 27 is connected to a drive motor 29. The two drive motors 29 run to drive the double-threaded screw 27 to rotate, and the first drive block 26 and the second drive block 28 move toward each other, thereby realizing stable clamping and centering of the workpiece by the two clamping block assemblies 3, which improves the positioning convenience and clamping stability of the utility model and reduces the difficulty of operation.

[0020] Furthermore, the clamping block assembly 3 includes a second connecting block 31, which is pinned to the bottom end of the third driving rod 25, and a clamping block 32 is connected to one side of the second connecting block 31. One end of the second connecting block 31 is a threaded end 311, and the clamping block 32 is provided with a screw groove 321. The second connecting block 31 and the clamping block 32 are threadedly connected through the threaded end 311 and the screw groove 321. The second connecting block 31 and the clamping block 32 are threadedly connected, which improves the connection convenience of the clamping block 32 of the utility model, thereby facilitating the replacement of the clamping block 32 of the utility model.

[0021] Furthermore, a sliding assembly 4 is provided at one end of the drive motor 29, and slides 12 are protruding on both sides of one end of the processing table 1. The slide 12 is provided with a slide groove 121. The sliding assembly 4 includes a slider 41, and the slider 41 is slidingly connected to the slide 12 through the slide groove 121. One end of the slider 41 is fixedly connected to a connecting piece 42, and the drive motor 29 is fixedly connected to one end of the connecting piece 42. The drive motor 29 moves axially along the slide groove 121 through the slider 41, thereby realizing the axial movement of the drive motor 29.

[0022] Furthermore, a supporting assembly 5 is provided at the other end of the processing table 1, and the supporting assembly 5 includes a cylinder 51, and the cylinder 51 is fixedly connected to one end of the processing table 1. The output end of the cylinder 51 is connected to a supporting block 52. A supporting platform 11 is provided between the two slides 12 for facilitating the abutment of the workpiece, and a placement table 13 is provided at one end of the supporting platform 11 for facilitating the placement of the workpiece. The staff places the workpiece on the placement table 13, and the cylinder 51 runs to drive the supporting block 52 to move, and the supporting block 52 pushes the workpiece to abut against the supporting platform 11, thereby improving the stability of the workpiece clamping activity.

[0023] Furthermore, the other end of the double-threaded screw 27 is connected to a limit block 271 for limiting the second drive block 28. The limit block 271 provides protection for the second drive block 28 to prevent the second drive block 28 from falling onto the double-threaded screw 27, thereby improving the safety of the second drive block 28.

[0024] The method of using this embodiment is as follows: the staff places the workpiece on the placement table 13, the cylinder 51 operates, driving the supporting block 52 to move, the supporting block 52 pushes the workpiece against the supporting table 11, the two drive motors 29 operate, driving the double-threaded screw 27 to rotate, the first drive block 26 and the second drive block 28 move toward each other, thereby achieving stable clamping and centering of the workpiece by the two clamping block assemblies 3, the cylinder 51 is closed, and the supporting block 52 is reset.

[0025] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A stabilizing fixture for a machining center, comprising a machining table, two double-threaded screws, and two clamping block assemblies, characterized in that: A clamping mechanism is symmetrically provided on both sides of the processing table, and the clamping mechanism includes a fixed table, one side of the fixed table is fixedly connected to a first connecting block, two ends of the first connecting block are pinned to a first driving rod and a second driving rod, the first driving rod and the second driving rod are both pinned to a third driving rod, and the two third driving rods are both pinned to the clamping block assembly, the rear end of the first driving rod and the rear end of a third driving rod are pinned to the first driving block, the rear end of the second driving rod and the rear end of another third driving rod are pinned to the second driving block, the double-threaded screw thread passes through the first driving block and the second driving block, and one end of the double-threaded screw is connected to a driving motor.

2. A machining center stabilizing fixture according to claim 1, characterized in that: The clamping block assembly includes a second connecting block, the second connecting block is pinned to the bottom end of the third driving rod, one side of the second connecting block is connected to a clamping block, one end of the second connecting block is a threaded end, the clamping block is provided with a screw groove, and the second connecting block and the clamping block are threadedly connected through the threaded end and the screw groove.

3. The stabilizing fixture for a machining center according to claim 1, characterized in that: A sliding assembly is provided at one end of the driving motor, slides are protruding on both sides of one end of the processing table, the slide is provided with a sliding groove, the sliding assembly includes a slider, the slider is slidably connected to the slide through the sliding groove, one end of the slider is fixedly connected to a connecting piece, and the driving motor is fixedly connected to one end of the connecting piece.

4. The stabilizing fixture for a machining center according to claim 3, characterized in that: A support platform for the workpiece to abut against is provided between the two slides, and a placement platform for the workpiece to be placed is provided at one end of the support platform.

5. The stabilizing fixture for a machining center according to claim 1, characterized in that: The other end of the processing table is provided with a supporting assembly, and the supporting assembly includes a cylinder, and the cylinder is fixedly connected to one end of the processing table, and the output end of the cylinder is connected to a supporting block.

6. The stabilizing fixture for a machining center according to claim 1, characterized in that: The other end of the double-threaded screw is connected to a limiting block for limiting the second driving block.

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