Fixing and clamping equipment for sheet metal machining

Abstract

The utility model relates to the technical field of fixing and clamping equipment, and discloses fixing and clamping equipment for sheet metal machining. The fixing and clamping equipment for sheet metal machining comprises a U-shaped support, an electric rod is fixedly connected to the upper portion of the middle of the U-shaped support, a fixing groove is fixedly connected to the lower end of the electric rod, a lead screw is rotatably connected to the interior of the fixing groove, the exterior of the lead screw is in threaded connection with clamping blocks, the number of the clamping blocks is two, and the clamping blocks are fixedly connected to the upper portion of the U-shaped support. A clamping assembly is slidably connected to the upper portion of the right clamping block, a base is fixedly connected to the lower end of the U-shaped support, and a rotating assembly is rotatably connected to the interior of the middle of the base. According to the clamping device, limiting of the clamping blocks can be relieved by sliding the clamping blocks upwards, the lead screw can be driven to rotate by sliding the clamping blocks, the lead screw can drive the other set of clamping blocks to slide, and the interval between the clamping blocks can be rapidly adjusted so as to facilitate workpieces of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing and clamping equipment, in particular to a fixing and clamping equipment used for sheet metal processing. Background Art

[0002] The main function of the fixed clamping device is to clamp the workpiece to prevent it from moving or deforming during processing. The clamping device is usually composed of a clamp, a clamping jaw, a clamping arm, etc., and force can be applied through a mechanical handle, hydraulic, pneumatic or electric system to clamp the workpiece.

[0003] After searching, the authorization announcement number CN217165932U discloses a sheet metal workpiece bending device, including a frame, wherein a bending part is installed inside the frame; a sliding component, which is slidably connected in the frame; and a bending platform, which is connected to the frame through a rotating component. By placing the sheet metal workpiece on the bending platform, opening the sliding component, the sliding component can drive the clamping component to slide downward, and when the clamping component contacts the sheet metal workpiece; the utility model places the sheet metal workpiece on the bending platform, opens the sliding component, and the sliding component can drive the clamping component to slide downward, and when the clamping component contacts the sheet metal workpiece, the clamping component can clamp and fix the sheet metal workpiece.

[0004] Although the workpiece can be clamped by the clamping assembly in the above technology, when the workpiece is too large or too small during use, the clamping range of the clamping assembly cannot be changed, resulting in poor clamping effect of the clamping assembly and failure to clamp the workpiece, making the practicability of the device poor. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a fixed clamping device for sheet metal processing, which solves the problem mentioned in the background art that the clamping group cannot clamp workpieces that are too large or too small.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a fixed clamping device for sheet metal processing, comprising a U-shaped bracket, an electric rod is fixedly connected to the middle upper part of the U-shaped bracket, a fixing groove is fixedly connected to the lower end of the electric rod, a lead screw is rotatably connected to the inside of the fixing groove, a clamping block is threadedly connected to the outside of the lead screw, the clamping block is provided with two groups, and the upper part of the right clamping block is slidably connected to a clamping assembly, the lower end of the U-shaped bracket is fixedly connected to a base, a rotating assembly is rotatably connected to the middle inner part of the base, a telescopic rod is fixedly connected to the upper part of the rotating assembly, a fixing column is fixedly connected to the upper part of the rotating assembly, a fixing plate is fixedly connected to the upper end of the fixing column, and a clamping assembly is clamped to the outside of the fixing plate.

[0007] Preferably, the clamping assembly comprises a sliding plate 1, the interior of the sliding plate 1 is slidably connected to a sliding plate 2, and the interiors of the sliding plate 1 and the sliding plate 2 are elastically connected to a fixing block via a spring 1.

[0008] Preferably, the clamping assembly includes a clamping block, the upper part of the clamping block is elastically connected to the inside of the clamping block through a second spring, a positioning column is slidably connected to the inside of the clamping block, both ends of the clamping block slide inside the fixed groove, one end of the second spring is fixedly connected to the inside of the clamping block, the other end of the second spring is fixedly connected to the upper part of the clamping block, and the upper and lower ends of the positioning column are both fixedly connected to the inside of the clamping block.

[0009] Preferably, the rotating assembly includes a rotating ring, a rotating disk rotates outside the rotating ring, the outside of the rotating ring is fixedly connected to the inside of the base, the outside of the rotating disk rotates inside the base, and the bottom of the telescopic rod and the bottom of the fixed column are both fixedly connected to the upper part of the rotating disk.

[0010] Preferably, the side end of the clamping block slides inside the fixing groove.

[0011] Preferably, the lower portion of the sliding plate 1 is fixedly connected to the upper portion of the telescopic rod.

[0012] Preferably, the interior of the sliding plate 2 slides on the exterior of the fixed plate, and the lower portion of the sliding plate 2 is fixedly connected to the upper portion of the telescopic rod.

[0013] Preferably, one end of the spring one is fixedly connected to the inside of the sliding disk one and the sliding disk two, respectively, and the other end of the spring one is fixedly connected to the side end of the fixed block.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the limit of the clamping block can be released by sliding the clamping block upward, the sliding clamping block can drive the lead screw to rotate, and the lead screw can drive another set of clamping blocks to slide, so that the interval in the middle of the clamping block can be quickly adjusted to facilitate workpieces of different sizes.

[0016] 2. In the utility model, when the side end of the workpiece needs to be processed, in order to prevent the bottom of the device from blocking the workpiece, the fixed block can be pulled to release the limit, so that the sliding plate 1 and the sliding plate 2 can slide downward so that the side end of the workpiece can be suspended in the air for easy processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the clamping block of the utility model;

[0019] Figure 3 This is a schematic diagram of a cross-sectional structure of a sliding disk of the utility model;

[0020] Figure 4 This is a schematic diagram of the base structure of the utility model.

[0021] Legend:

[0022] 1. U-shaped bracket; 2. Base; 3. Rotating disk; 4. Telescopic rod; 5. Sliding disk 1; 6. Fixed groove; 7. Clamping block; 8. Lead screw; 9. Electric rod; 10. Card block; 11. Positioning column; 12. Spring 2; 13. Spring 1; 14. Fixed block; 15. Sliding disk 2; 16. Fixed disk; 17. Fixed column; 18. Rotating circle. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 2 The utility model provides a fixed clamping device for sheet metal processing, comprising: a U-shaped bracket 1, an electric rod 9 is fixedly connected to the middle upper part of the U-shaped bracket 1, and the electric rod 9 can drive the fixed slot 6 to slide up and down to maintain the state of clamping and releasing the workpiece, and the lower end of the electric rod 9 is fixedly connected to the fixed slot 6. The upper right part of the fixed slot 6 is provided with multiple groups of square slots that can be clamped with the clamping block 7 at different positions, and the internal rotation of the fixed slot 6 is connected with a lead screw 8, and the lead screw 8 can drive another group of clamping blocks 7 to change the middle width with sliding to adapt to workpieces of different sizes, and the external thread of the lead screw 8 is connected with the clamping block 7, and the lower end of the clamping block 7 is fixed with a disc that can clamp the workpiece with the lower end fixed disc 16, and the side end of the clamping block 7 slides inside the fixed slot 6, and the fixed slot 6 can make the clamping block 7 only slide horizontally and cannot rotate, and the clamping block 7 is provided with two groups.

[0025] See also Figure 1-Figure 2The upper part of the right clamping block 7 is slidably connected with a clamping assembly, which can fix the clamping block 7 in different positions. The clamping assembly includes a clamping block 10, which can fix the clamping block 7 relative to the fixing groove 6. The upper part of the clamping block 10 is elastically connected to the inside of the clamping block 7 through a spring 2 12, and the spring 2 12 can prevent the clamping block 10 from sliding out of the square groove. The inside of the clamping block 10 is slidably connected with a positioning column 11, and the positioning column 11 can keep the clamping block 10 from sliding vertically. The two ends of the clamping block 10 slide inside the fixing groove 6, one end of the spring 2 12 is fixedly connected to the inside of the clamping block 7, and the other end of the spring 2 12 is fixedly connected to the upper part of the clamping block 10, and the spring 2 12 can keep the clamping block 10 clamped in the square groove and will not slide out. The upper and lower ends of the positioning column 11 are fixedly connected to the inside of the clamping block 7, and the positioning column 11 is kept fixed by the clamping block 7.

[0026] See also Figure 1 , Figure 3 and Figure 4 The lower end of the U-shaped bracket 1 is fixedly connected to a base 2, and the base 2 can keep the entire device fixed. The middle of the base 2 is rotatably connected to a rotating assembly, and the rotating assembly includes a rotating ring 18. The rotating ring 18 can keep the rotating disk 3 from rotating on its own. The rotating disk 3 can drive the fixed disk 16 to rotate and adjust the angle. The outer part of the rotating ring 18 is fixedly connected to the inner part of the base 2. The base 2 keeps the rotating ring 18 fixed, and the outer part of the rotating disk 3 rotates inside the base 2. The bottom of the telescopic rod 4 The bottom of the rotating assembly and the fixed column 17 are fixedly connected to the upper part of the rotating disk 3, the telescopic rod 4 can keep the sliding disk 1 5 and the sliding disk 2 15 only able to slide vertically, the upper part of the rotating assembly is fixedly connected with the telescopic rod 4, the upper part of the rotating assembly is fixedly connected with the fixed column 17, the fixed column 17 can keep the fixed disk 16 fixed relative to the rotating disk 3, the upper end of the fixed column 17 is fixedly connected with the fixed disk 16, the outside of the fixed disk 16 is clamped with a clamping assembly, the clamping assembly can keep the sliding disk 1 5 and the sliding disk 2 15 horizontally immovable relative to the fixed disk 16.

[0027] See also Figure 1 and Figure 3The clamping assembly includes a sliding plate 1 5, the lower part of the sliding plate 1 5 is fixedly connected to the upper part of the telescopic rod 4, the sliding plate 1 5 and the sliding plate 2 15 can change the bottom area size when clamping the workpiece to prevent the side end of the workpiece from being blocked and unable to be processed, the sliding plate 1 5 is internally slidably connected to the sliding plate 2 15, the interior of the sliding plate 2 15 slides outside the fixed plate 16, the sliding plate 1 5 and the sliding plate 2 15 and the fixed plate 16 can clamp the workpiece with the clamping block 7, and the lower part of the sliding plate 2 15 is fixedly connected to the upper part of the telescopic rod 4 The telescopic rod 4 keeps the sliding plate 15 and the sliding plate 2 15 only able to slide vertically, which is convenient for fixed installation. The interiors of the sliding plate 15 and the sliding plate 2 15 are elastically connected with a fixed block 14 through a spring 13. The fixed block 14 can keep the sliding plate 15 and the sliding plate 2 15 fixed relative to the fixed plate 16. One end of the spring 13 is respectively fixedly connected to the interiors of the sliding plate 15 and the sliding plate 2 15. The spring 13 keeps the fixed block 14 in a state of sliding out, and the other end of the spring 13 is fixedly connected to the side end of the fixed block 14.

[0028] Working principle: according to the size of the workpiece, the fixed block 14 at the bottom of the sliding disk 15 and the sliding disk 2 15 is pulled into the interior to squeeze the spring 13, and the sliding disk 15 and the sliding disk 2 15 are slid upward to be level with the fixed disk 16, and the fixed block 14 is released so that the fixed block 14 slides into the interior of the sliding disk 2 15 and the fixed disk 16 under the action of the spring 13, and the fixed column 17 is rotated so that the fixed column 17 drives the rotating disk 3 to rotate, and the rotating circle 18 keeps the rotating disk 3 rotating horizontally, and then the clamping block 10 is slid upward so that the clamping block 10 slides out of the square groove, and the spring 2 12 is squeezed, and the sliding clamping block 7 makes the clamping block 7 squeeze the lead screw 8 to rotate, and the lead screw 8 rotates and squeezes another group of clamping blocks 7 to slide to a suitable spacing, and the clamping block 10 is released so that the spring 2 12 squeezes the clamping block 10 and fixes it in the square groove, keeps the clamping block 7 fixed, and starts the electric rod 9 to slide downward so that the lower end of the clamping block 7 clamps the workpiece for processing.

[0029] Finally, it should be noted that the above is only 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 can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed clamping device for sheet metal processing, comprising a U-shaped bracket (1), characterized in that: The upper middle part of the U-shaped bracket (1) is fixedly connected to an electric rod (9), the lower end of the electric rod (9) is fixedly connected to a fixing groove (6), the interior of the fixing groove (6) is rotatably connected to a lead screw (8), the external thread of the lead screw (8) is connected to a clamping block (7), the clamping block (7) is provided with two groups, the upper part of the right clamping block (7) is slidably connected to a clamping assembly, the lower end of the U-shaped bracket (1) is fixedly connected to a base (2), the middle interior of the base (2) is rotatably connected to a rotating assembly, the upper part of the rotating assembly is fixedly connected to a telescopic rod (4), the upper part of the rotating assembly is fixedly connected to a fixing column (17), the upper end of the fixing column (17) is fixedly connected to a fixing plate (16), and the outer part of the fixing plate (16) is clamped with a clamping assembly.

2. A fixed clamping device for sheet metal processing according to claim 1, characterized in that: The clamping assembly comprises a sliding plate 1 (5), wherein the interior of the sliding plate 1 (5) is slidably connected to a sliding plate 2 (15), and the interiors of the sliding plate 1 (5) and the sliding plate 2 (15) are elastically connected to a fixing block (14) via a spring 1 (13).

3. The fixing and clamping device for sheet metal processing according to claim 1, characterized in that: The clamping assembly comprises a clamping block (10), the upper part of the clamping block (10) is elastically connected to the inside of the clamping block (7) through a second spring (12), a positioning column (11) is slidably connected to the inside of the clamping block (10), both ends of the clamping block (10) slide inside the fixing groove (6), one end of the second spring (12) is fixedly connected to the inside of the clamping block (7), the other end of the second spring (12) is fixedly connected to the upper part of the clamping block (10), and the upper and lower ends of the positioning column (11) are both fixedly connected to the inside of the clamping block (7).

4. The fixing and clamping device for sheet metal processing according to claim 1, characterized in that: The rotating assembly comprises a rotating circle (18), a rotating disk (3) is rotated outside the rotating circle (18), the outside of the rotating circle (18) is fixedly connected to the inside of the base (2), the outside of the rotating disk (3) rotates inside the base (2), and the bottom of the telescopic rod (4) and the bottom of the fixed column (17) are both fixedly connected to the upper part of the rotating disk (3).

5. The fixing and clamping device for sheet metal processing according to claim 1, characterized in that: The side end of the clamping block (7) slides inside the fixing groove (6).

6. A fixed clamping device for sheet metal processing according to claim 2, characterized in that: The lower part of the sliding plate (5) is fixedly connected to the upper part of the telescopic rod (4).

7. A fixing and clamping device for sheet metal processing according to claim 2, characterized in that: The interior of the second sliding plate (15) slides on the exterior of the fixed plate (16), and the lower part of the second sliding plate (15) is fixedly connected to the upper part of the telescopic rod (4).

8. The fixing and clamping device for sheet metal processing according to claim 2, characterized in that: One end of the spring one (13) is fixedly connected to the inside of the sliding disk one (5) and the sliding disk two (15), respectively, and the other end of the spring one (13) is fixedly connected to the side end of the fixed block (14).

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