Sectional material cutting and fixing device

Abstract

The utility model discloses a sectional material cutting and fixing device, and relates to the technical field of sectional material machining. Guide rails are arranged at the positions, close to the edges, of the front side and the rear side of the upper surface of the workbench, a plurality of clamping mechanisms are connected to the guide rails in a sliding mode, each clamping mechanism comprises a movable base and further comprises a flexible clamping jaw installed on the movable base and movably connected with the movable base, and a first semicircular piece is connected to the flexible clamping jaw in a sliding mode. Two second semicircular pieces are arranged on one side of the first semicircular piece, two third semicircular pieces are symmetrically arranged at the front ends of the second semicircular pieces, and semicircular sliding grooves are formed in the arc walls of the second semicircular pieces and used for mutual sliding connection, fixing rotary knobs which penetrate through and are in threaded connection with the movable base are installed on the two sides of the movable base, and a plurality of balancing weights are hung on the lower surface of the workbench. The balancing weight is connected with the workbench through an elastic connecting belt; according to the device, the clamping position and force can be flexibly adjusted, the device adapts to different profiles, vibration can be effectively reduced, and the cutting precision and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to profile cutting technical field, concretely is profile cutting fixing device. BACKGROUND

[0002] In modern industrial production, profile cutting is a common and important machining process, with the continuous development of manufacturing industry, the precision, efficiency and operation convenience of profile cutting are increasingly improved, whether it is various metal or nonmetal profiles used in the construction industry or part machining in the mechanical manufacturing field, accurate cutting and stable fixing are the key factors to ensure product quality.

[0003] Traditional profile cutting fixing mode has many deficiencies, some common fixing device structure is single, often only can be fixed to the profile of specific shape and size, lacks flexibility and universality, when facing the processing task of different specifications profiles, needs to frequently change fixed clamp, this not only consumes a large amount of time, reduces production efficiency, also increases production cost, and, traditional fixing device can cause profile deformation due to uneven clamping force in the clamping process, influences cutting precision, and then reduces product quality, in addition, part of the fixing device cannot effectively suppress vibration in the cutting process, makes the profile prone to displacement, further intensifies cutting error, also causes unnecessary wear and tear to cutting tool, shortens tool service life, aiming at the above problems, the profile cutting fixing device is used to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem that traditional profile cutting fixing mode needs to frequently change fixed clamp and cannot effectively suppress vibration, the utility model aims at providing profile cutting fixing device.

[0005] In order to solve the above technical problem, the utility model adopts the following technical scheme: profile cutting fixing device, including workbench, the front and rear sides of the upper surface of the workbench are provided with guide rails close to the edge, a plurality of clamping mechanisms are slidably connected on the guide rails, the clamping mechanism includes movable base, the movable base is located above the guide rail and is connected with the guide rail, the clamping mechanism further includes flexible jaw, the flexible jaw is installed on the movable base, and the flexible jaw and the movable base are movably connected.

[0006] Preferably, the flexible jaw is slidably connected with a first semicircular piece, the first semicircular piece is located on one side of the flexible jaw, two second semicircular pieces are symmetrically arranged at the front end of the first semicircular piece, and two third semicircular pieces are symmetrically arranged at the front end of the second semicircular piece.

[0007] Preferably, the circular arc wall of the first semicircular piece, the second semicircular piece and the third semicircular piece is provided with a semicircular sliding groove, the first semicircular piece is in sliding connection with the second semicircular piece, and the second semicircular piece is in sliding connection with the third semicircular piece.

[0008] Compared with the prior art, the utility model has the beneficial effects that:

[0009] 1、The utility model discloses a flexible clamping adaptive structure is provided with, and the clamping mechanism is slidably connected on the workbench guide rail, and the movable base can adjust the position and adapt to different sectional material length, and the flexible dog is movably connected with the movable base, and by means of the combination of threaded rod, limiting rod and semicircular piece, different shape sectional materials can be effectively fixed, the clamping force is guaranteed even, prevents deformation, improves the universality and fixed effect, improves cutting accuracy.

[0010] 2、The utility model discloses a vibration suppression subassembly, and the workbench lower surface has a table leg, and the counterweight block is connected with the elastic connecting belt, and when cutting, the damping system can absorb and buffer vibration, prevents its transmission to the sectional material, avoids displacement, improves cutting accuracy, prolongs tool life. DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0012] Figure 1 It is the structural schematic diagram of the utility model.

[0013] Figure 2 It is the structural schematic diagram of the clamping mechanism of the utility model.

[0014] Figure 3 It is the structural schematic diagram of the utility model Figure 2 It is the enlarged schematic diagram of structure A.

[0015] In the drawing: 1, workbench;11, workbench;12, elastic connecting belt;121, counterweight block;13, guide rail;2, clamping mechanism;21, movable base;22, flexible dog;221, limiting rod;222, threaded rod;2221, crank handle;23, first semicircular piece;24, second semicircular piece;25, third semicircular piece;26, semicircular sliding groove, 27, fixed knob. DETAILED DESCRIPTION

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Example: Figures 1-3 As shown, this utility model provides a profile cutting and fixing device, including a workbench 1. The front and rear sides of the upper surface of the workbench 1 are provided with guide rails 13 near the edge. Several clamping mechanisms 2 are slidably connected on the guide rails 13. The clamping mechanism 2 includes a movable base 21, which is located above the guide rails 13 and is connected to the guide rails 13. The clamping mechanism 2 also includes a flexible claw 22, which is installed on the movable base 21 and is movably connected to the movable base 21.

[0018] By adopting the above technical solution, guide rails 13 are provided on both the front and rear sides near the edge of the upper surface of the workbench 1. Several clamping mechanisms 2 are slidably connected to the guide rails 13. Each clamping mechanism 2 includes a movable base 21, which is located above the guide rail 13 and is connected to it, so that the clamping mechanism 2 can slide smoothly along the guide rail 13, thereby adjusting the clamping position according to the length of the profile.

[0019] A first semicircular component 23 is slidably connected to the flexible claw 22. The first semicircular component 23 is located on one side of the flexible claw 22. Two second semicircular components 24 are symmetrically arranged at the front end of the first semicircular component 23, and two third semicircular components 25 are symmetrically arranged at the front end of the second semicircular component 24.

[0020] By adopting the above technical solution, the clamping mechanism 2 is also provided with a flexible claw 22. The flexible claw 22 is installed on the movable base 21 and the two are movably connected. A first semi-circular part 23 is slidably connected on the flexible claw 22. The first semi-circular part 23 is located on one side of the flexible claw 22. Two second semi-circular parts 24 are symmetrically arranged at the front end of the first semi-circular part 23, and two third semi-circular parts 25 are symmetrically arranged at the front end of the second semi-circular parts 24.

[0021] The arc walls of the first semicircular part 23, the second semicircular part 24 and the third semicircular part 25 are all provided with semicircular grooves 26. The first semicircular part 23 is slidably connected to the second semicircular part 24, and the second semicircular part 24 is slidably connected to the third semicircular part 25.

[0022] By adopting the technical scheme, the circular arc walls of the first semicircular piece 23, the second semicircular piece 24 and the third semicircular piece 25 are all provided with semicircular grooves 26, the first semicircular piece 23 and the second semicircular piece 24 are connected through the semicircular grooves 26, and the second semicircular piece 24 and the third semicircular piece 25 are also connected through the semicircular grooves 26.

[0023] The flexible clamping jaw 22 is connected with a threaded rod 222, the threaded rod 222 passes through the movable base 21, and the threaded rod 222 is threadedly connected with the movable base 21.

[0024] By adopting the technical scheme, the flexible clamping jaw 22 is connected with a threaded rod 222, the threaded rod 222 passes through the movable base 21 and is threadedly connected with the movable base 21, the position of the flexible clamping jaw 22 can be accurately adjusted by rotating the threaded rod 222, one end of the threaded rod 222 is provided with a handle 2221, the handle 2221 is located on one side of the movable base 21 and is fixedly connected with the threaded rod 222, and the handle 2221 is convenient for an operator to rotate the threaded rod 222.

[0025] A limiting rod 221 is arranged on the flexible clamping jaw 22, the limiting rod 221 penetrates through the movable base 21, and the limiting rod 221 and the movable base 21 are in sliding fit.

[0026] By adopting the technical scheme, the limiting rod 221 penetrates through the movable base 21 and is in sliding fit with the movable base 21, so as to limit the moving direction of the flexible clamping jaw 22 and ensure stable movement of the flexible clamping jaw 22.

[0027] A fixed knob 27 is arranged on each side of the movable base 21, the fixed knob 27 penetrates through the movable base 21, and the fixed knob 27 is threadedly connected with the movable base 21.

[0028] By adopting the technical scheme, the fixed knob 27 penetrates through the movable base 21 and is threadedly connected with the movable base 21, when the clamping mechanism 2 is adjusted to a suitable position, the fixed knob 27 is tightened to make the fixed knob 27 tightly contact with the guide rail 13, so that the clamping mechanism 2 is fixed on the guide rail 13 and displacement in the cutting process is prevented.

[0029] One end of the threaded rod 222 is provided with a handle 2221, the handle 2221 is located on one side of the movable base 21, and the handle 2221 is fixedly connected with the threaded rod 222.

[0030] The lower surface of the workbench 1 is fixedly provided with four table legs 11 in a rectangular array, and the lower surface of the workbench 1 is hung with a plurality of counterweight blocks 121, the counterweight blocks 121 are connected with the workbench 1 through elastic connecting belts 12.

[0031] By adopting the technical scheme, the counterweight 121 is connected with the workbench 1 through the elastic connecting belt 12, and the damping system composed of the elastic connecting belt 12 and the counterweight 121 can effectively absorb and buffer the vibration generated in the cutting process, so that the vibration is avoided from being transmitted to the profile to cause displacement.

[0032] Working principle: when the profile cutting fixing device is used, first, the position of the clamping mechanism 2 is adjusted according to the length of the profile to be cut along the guide rail 13 on the upper surface of the workbench 1, and then the fixed knobs 27 on both sides of the movable base 21 are tightened to tightly abut against the guide rail 13 to firmly fix the clamping mechanism 2 on the guide rail 13, then the profile to be cut is placed on the clamping mechanism 2, the handle 2221 on the threaded rod 222 connected with the flexible clamping jaw 22 is rotated to rotate the threaded rod 222, and the flexible clamping jaw 22 will be clamped to the profile to be machined along the direction limited by the limiting rod 221 under the action of the screw thread, and at the same time, the first semicircular part 23, the second semicircular part 24 and the third semicircular part 25 will be tightly attached to the profile surface from multiple directions by the sliding fit of the semicircular sliding groove 26 under the interaction with the flexible clamping jaw 22, so that the profile to be machined is fixed, and in the cutting process, the counterweight 121 hung on the lower surface of the workbench 1 is connected with the workbench 1 through the elastic connecting belt 12, when the vibration is generated in the cutting, the elastic connecting belt 12 will be elastically deformed to make the counterweight 121 absorb part of the vibration energy, so that the profile can keep stable state in the cutting, and the abrasion of the cutting tool is reduced, and the service life of the cutting tool is prolonged.

[0033] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Therefore, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technology, the present application also intends to include these modifications and variations.

Claims

1. A profile cutting fixture comprising a worktable (1), characterized in that: The upper surface of the workbench (1) is provided with guide rails (13) near the edges on both sides, a plurality of clamping mechanisms (2) are slidably connected to the guide rails (13), the clamping mechanism (2) comprises a movable base (21), the movable base (21) is located above the guide rail (13) and is connected with the guide rail (13), the clamping mechanism (2) further comprises a flexible jaw (22), the flexible jaw (22) is installed on the movable base (21), and the flexible jaw (22) and the movable base (21) are movably connected.

2. The profile cutting fixture of claim 1, wherein A first semicircular piece (23) is slidably connected to the flexible jaw (22), the first semicircular piece (23) is located on one side of the flexible jaw (22), two second semicircular pieces (24) are symmetrically arranged at the front end of the first semicircular piece (23), and two third semicircular pieces (25) are symmetrically arranged at the front end of the second semicircular piece (24).

3. The profile cutting fixture of claim 2, wherein The arc walls of the first semicircular piece (23), the second semicircular piece (24) and the third semicircular piece (25) are provided with semicircular grooves (26), the first semicircular piece (23) is slidably connected with the second semicircular piece (24), and the second semicircular piece (24) is slidably connected with the third semicircular piece (25).

4. The profile cutting fixture of claim 3, wherein The flexible jaw (22) is connected with a threaded rod (222), the threaded rod (222) penetrates through the movable base (21), and the threaded rod (222) is threadedly connected with the movable base (21).

5. The profile cutting fixture of claim 1, wherein The flexible jaw (22) is provided with a limiting rod (221), the limiting rod (221) penetrates through the movable base (21), and the limiting rod (221) and the movable base (21) are slidably connected.

6. The profile cutting fixture of claim 1, wherein The movable base (21) is provided with a fixed knob (27) on both sides, the fixed knob (27) penetrates through the movable base (21), and the fixed knob (27) is threadedly connected with the movable base (21).

7. The profile cutting fixture of claim 4, wherein One end of the threaded rod (222) is provided with a handle (2221), the handle (2221) is located on one side of the movable base (21), and the handle (2221) is fixedly connected with the threaded rod (222).

8. The profile cutting fixture of claim 1, wherein The lower surface of the workbench (1) is fixedly provided with four table legs (11) in a rectangular array, and a plurality of counterweight blocks (121) are hung on the lower surface of the workbench (1), and the counterweight blocks (121) are connected with the workbench (1) by elastic connecting belts (12).

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