Positioning and clamping device for hexagonal steel

Abstract

The utility model relates to the technical field of hexagonal steel processing, and particularly discloses a positioning and clamping device for hexagonal steel, which comprises a bottom plate, two side plates are fixedly connected to the upper end face of the bottom plate, a first screw rod is rotatably connected between the two side plates, two clamping mechanisms are arranged on the upper end face of the bottom plate, and each clamping mechanism comprises a first sliding block. A second lead screw is rotatably connected into the first sliding block, two sliding plates are in threaded connection with the outer wall of the second lead screw, six first hinged supports are fixedly connected to the opposite outer walls of the two sliding plates, six second sliding blocks are slidably connected into the first sliding block, and clamping plates are fixedly connected to the opposite outer walls of the six second sliding blocks; the outer walls, opposite to each other, of the six second sliding blocks are each fixedly connected with two second hinged supports, connecting rods are hinged between the multiple first hinged supports and the multiple second hinged supports, the second lead screws, the second sliding rods, the sliding plates, the first hinged supports, the second hinged supports, the connecting rods and the second sliding blocks are matched, hexagonal steel of different specifications can be fixed in six directions, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of hexagonal steel processing, and specifically discloses a positioning clamping device for hexagonal steel. Background Art

[0002] Hexagonal steel is a type of steel, also known as hexagonal bar. It has a regular hexagonal cross-section and a nominal size of opposite side length. Hexagonal steel will be processed according to different needs before use. In order to prevent the hexagonal steel workpiece from shifting during the processing, tools are needed to fix it.

[0003] Chinese patent CN218697991U discloses a positioning and clamping device for convenient processing of hexagonal steel, including a positioning box, an asynchronous motor is fixedly connected to the inner wall of the positioning box, a spiral screw is fixedly connected to the output end of the asynchronous motor, the outer surface of the spiral screw is threadedly connected to a threaded sleeve, the outer surface of the threaded sleeve is fixedly connected to two symmetrical bearing plates, the upper surface of each bearing plate is fixedly connected to a moving rod, the top of each moving rod penetrates the positioning box and extends to the top of the positioning box, the tops of the two moving rods are commonly fixedly connected to a cross plate, the outer surface of the cross plate is fixedly connected to a first clamping block, the upper surface of the positioning box is fixedly connected to a fixed base, the outer surface of the fixed base is fixedly connected to a second clamping block, the upper surface of the cross plate is fixedly connected to a vertical plate, the outer surface of the vertical plate is fixedly connected to a positioning rod, the spiral screw is driven to rotate by the asynchronous motor, so that the first clamping block and the second clamping block can clamp and fix the workpiece, prevent the workpiece from being offset during processing, solve the problem of the workpiece being moved and damaged, and have the advantages of better fixing effect and more firm clamping of the workpiece.

[0004] Although the positioning and clamping device disclosed in the above document is capable of clamping and fixing the hexagonal steel, it can only clamp the hexagonal steel in the horizontal direction and can only clamp the hexagonal steel of fixed specifications, which is not very practical. Therefore, a positioning and clamping device for hexagonal steel is needed to solve this problem. Utility Model Content

[0005] The utility model provides a positioning clamping device for hexagonal steels, which can clamp and fix hexagonal steels of different sizes from six directions and has strong practicality.

[0006] The utility model is implemented as follows: a positioning and clamping device for hexagonal steel comprises a bottom plate, the upper end surface of the bottom plate is fixedly connected with two symmetrically distributed side plates, a first screw rod is rotatably connected between the two side plates, and the upper end surface of the bottom plate is provided with two symmetrically distributed clamping mechanisms;

[0007] The clamping mechanism includes a first slider, which is threadedly connected to the first screw rod, the first slider is internally rotatably connected to the second screw rod, the outer wall of the second screw rod is threadedly connected to two symmetrically distributed sliders, the opposite outer walls of the two sliders are fixedly connected to six circumferentially distributed first hinge seats, the first slider is internally slidably connected to six circumferentially distributed second sliders, the opposite outer walls of the six second sliders are fixedly connected to clamps, the opposite outer walls of the six second sliders are fixedly connected to two symmetrically distributed second hinge seats, and connecting rods are hinged between the multiple first hinge seats and the multiple second hinge seats.

[0008] In order to facilitate the stable left and right movement of the first slider, as a preferred positioning and clamping device for hexagonal steel of the utility model, two symmetrically distributed first sliding rods are fixedly connected between the two side plates, and the two first sliders are slidably connected to the two first sliding rods.

[0009] In order to facilitate the stable left and right movement of the slide plate, as a preferred positioning and clamping device for hexagonal steel of the utility model, second slide bars are fixedly connected to the four corners inside the first slide bar, and the two slide plates are slidably connected to the four second slide bars.

[0010] In order to facilitate the first screw rod to drive the two first sliding blocks to move relative to or away from each other and the second screw rod to drive the two sliding plates to move relative to or away from each other, as a preferred positioning and clamping device for hexagonal steel of the utility model, the first screw rod and the second screw rod are both bidirectional screw rods.

[0011] In order to facilitate driving the first screw to rotate, as a preferred positioning and clamping device for hexagonal steel of the utility model, a servo motor is installed on the right end face of the right side plate, and the output end of the servo motor is fixedly connected to the first screw.

[0012] In order to facilitate the rotation of the second screw rod, as a preferred positioning and clamping device for hexagonal steel of the utility model, one end of the second screw rod extends to the outside of the first sliding block and is fixedly connected with a handle.

[0013] In order to facilitate the control of the equipment, as a preferred positioning and clamping device for hexagonal steel of the utility model, a controller is provided on the left end surface of the left side plate, and the servo motor is electrically connected to the controller.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The positioning and clamping device for hexagonal steel can drive multiple clamping plates to move relative to each other synchronously through the cooperation of the second screw rod, the second sliding rod, the sliding plate, the first hinge seat, the second hinge seat, the connecting rod and the second sliding block, so as to clamp and fix the hexagonal steel. The servo motor, the first screw rod and the first sliding block can drive the two first sliding blocks to move relative to or away from each other, so as to fix the hexagonal steels of different lengths. The utility model can fix the hexagonal steels of different specifications from six directions, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of a positioning and clamping device for hexagonal steel of the utility model;

[0017] Figure 2 This is a front sectional view of a positioning and clamping device for hexagonal steel of the utility model;

[0018] Figure 3 This is a left side sectional view of a positioning and clamping device for hexagonal steel of the utility model;

[0019] Figure 4 This is a structural diagram of the skateboard of the utility model;

[0020] Figure 5 It is the structural diagram of the splint of the utility model.

[0021] In the figure, 1, bottom plate; 2, side plate; 3, first screw rod; 4, first sliding rod; 5, first slider; 6, second slider; 7, slide plate; 8, second screw rod; 9, second slider; 10, clamping plate; 11, first hinge seat; 12, second hinge seat; 13, connecting rod; 14, servo motor; 15, handle; 16, controller. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 1-5 A positioning and clamping device for hexagonal steel comprises a bottom plate 1, the upper end surface of the bottom plate 1 is fixedly connected with two symmetrically distributed side plates 2, a first screw rod 3 is rotatably connected between the two side plates 2, and the upper end surface of the bottom plate 1 is provided with two symmetrically distributed clamping mechanisms;

[0025] The clamping mechanism includes a first slider 5, which is threadedly connected to the first screw rod 3. The first slider 5 is internally rotatably connected to the second screw rod 8. The outer wall of the second screw rod 8 is threadedly connected to two symmetrically distributed sliders 7. The opposite outer walls of the two sliders 7 are fixedly connected to six circumferentially distributed first hinge seats 11. The first slider 5 is internally slidably connected to six circumferentially distributed second sliders 9. The opposite outer walls of the six second sliders 9 are fixedly connected to a clamping plate 10. The opposite outer walls of the six second sliders 9 are fixedly connected to two symmetrically distributed second hinge seats 12. A connecting rod 13 is hinged between the multiple first hinge seats 11 and the multiple second hinge seats 12.

[0026] In this embodiment: the second screw rod 8 is rotated by the handle 15, and the second screw rod 8 drives the two slide plates 7 to move relative to each other along the second slide rod 6, and then drives the multiple second slide blocks 9 to move relative to each other through the connecting rod 13, thereby driving the multiple clamping plates 10 to move relative to each other to clamp and fix the hexagonal steel. Hexagonal steels of different specifications can be fixed from six directions. The servo motor 14 is started, and the servo motor 14 drives the first screw rod 3 to rotate, thereby driving the two first slide blocks 5 to move relative to or away from each other, thereby facilitating the fixation of hexagonal steels of different lengths, and the practicability is strong.

[0027] As a technical optimization solution of the utility model, two symmetrically distributed first sliding rods 4 are fixedly connected between the two side panels 2 , and the two first sliding blocks 5 are both slidably connected to the two first sliding rods 4 .

[0028] In this embodiment, the first sliding block 5 is limited by two first sliding rods 4, so that the first sliding block 5 can move stably left and right.

[0029] As a technical optimization solution of the present invention, the four corners inside the first sliding block 5 are fixedly connected with second sliding bars 6 , and the two sliding blocks 7 are slidably connected with the four second sliding bars 6 .

[0030] In this embodiment, the slide plate 7 is limited by the second slide bar 6 to facilitate the stable left and right movement of the slide plate 7.

[0031] As a technical optimization solution of the present invention, the first screw rod 3 and the second screw rod 8 are both bidirectional screw rods.

[0032] In this embodiment: by setting the first screw rod 3 as a bidirectional screw rod, it is convenient for the first screw rod 3 to drive the two first sliding blocks 5 to move relative to or away from each other when it rotates, and by setting the second screw rod 8 as a bidirectional screw rod, it is convenient for the second screw rod 8 to drive the two sliding blocks 7 to move relative to or away from each other when it rotates.

[0033] As a technical optimization solution of the utility model, a servo motor 14 is installed on the right end surface of the right side plate 2 , and the output end of the servo motor 14 is fixedly connected to the first screw rod 3 .

[0034] In this embodiment, the first screw rod 3 is driven to rotate by the servo motor 14, which saves time and effort.

[0035] As a technical optimization solution of the present invention, one end of the second screw rod 8 extends to the outside of the first sliding block 5 and is fixedly connected with a handle 15 .

[0036] In this embodiment, the second screw rod 8 is rotated by the handle 15, which saves time and effort.

[0037] As a technical optimization solution of the present invention, a controller 16 is disposed on the left end surface of the left side panel 2 , and the servo motor 14 is electrically connected to the controller 16 .

[0038] In this embodiment: the controller 16 is used to control the servo motor 14 to improve the degree of automation.

[0039] The working principle and use process of the utility model are as follows: when in use, first start the servo motor 14, the servo motor 14 drives the first screw rod 3 to rotate, and then drives the two first sliders 5 to move relative to or away from each other, after adjusting the two first sliders 5 to suitable positions according to the length of the hexagonal steel, the hexagonal steel is placed inside the two first sliders 5, and then the two second screw rods 8 are rotated respectively by the handle 15, the second screw rod 8 drives the two slide plates 7 to move relative to each other along the second slide bar 6, and then drives the multiple second sliders 9 to move relative to each other through the connecting rod 13, thereby driving the multiple clamping plates 10 to move relative to each other to clamp and fix the hexagonal steel, and hexagonal steels of different specifications can be fixed from six directions, and the utility model is highly practical.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning and clamping device for hexagonal steel, comprising a base plate (1), characterized in that: The upper end surface of the bottom plate (1) is fixedly connected to two symmetrically distributed side plates (2), a first screw rod (3) is rotatably connected between the two side plates (2), and the upper end surface of the bottom plate (1) is provided with two symmetrically distributed clamping mechanisms; The clamping mechanism comprises a first slider (5), the first slider (5) is threadedly connected to the first screw rod (3), the first slider (5) is internally rotatably connected to the second screw rod (8), the outer wall of the second screw rod (8) is threadedly connected to two symmetrically distributed sliders (7), the opposite outer walls of the two sliders (7) are fixedly connected to six circumferentially distributed first hinge seats (11), the first slider (5) is internally slidably connected to six circumferentially distributed second sliders (9), the opposite outer walls of the six second sliders (9) are fixedly connected to clamp plates (10), the opposite outer walls of the six second sliders (9) are fixedly connected to two symmetrically distributed second hinge seats (12), and a connecting rod (13) is hinged between the plurality of first hinge seats (11) and the plurality of second hinge seats (12).

2. A positioning and clamping device for hexagonal steel according to claim 1, characterized in that: Two symmetrically distributed first sliding rods (4) are fixedly connected between the two side plates (2), and the two first sliding blocks (5) are both slidably connected to the two first sliding rods (4).

3. A positioning and clamping device for hexagonal steel according to claim 1, characterized in that: The first sliding block (5) is fixedly connected to four second sliding bars (6) at the four corners inside, and the two sliding blocks (7) are slidably connected to the four second sliding bars (6).

4. A positioning and clamping device for hexagonal steel according to claim 1, characterized in that: The first screw rod (3) and the second screw rod (8) are both bidirectional screw rods.

5. The positioning and clamping device for hexagonal steel according to claim 1, characterized in that: A servo motor (14) is installed on the right end surface of the right side plate (2), and the output end of the servo motor (14) is fixedly connected to the first screw rod (3).

6. A positioning and clamping device for hexagonal steel according to claim 1, characterized in that: One end of the second screw rod (8) extends to the outside of the first sliding block (5) and is fixedly connected to a handle (15).

7. A positioning and clamping device for hexagonal steel according to claim 5, characterized in that: A controller (16) is provided on the left end surface of the left side panel (2), and the servo motor (14) is electrically connected to the controller (16).

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