Adjustable sheet metal machining clamping tool

Abstract

The utility model discloses an adjustable sheet metal machining clamping tool which comprises a bottom plate, a mounting frame is arranged at the top end of the bottom plate, a lifting mechanism is mounted at one end of the mounting frame, and a placement plate is mounted at the top end of the lifting mechanism. By rotating the first threaded rod, the first threaded rod can drive the second threaded rod to move through threads of the first threaded rod and threads of the second threaded rod, when the second threaded rod moves, the second threaded rod can push the push plate, one end of the push plate is connected with the piston, and the piston and the push plate are located in the air guide groove in the fixing block. A piston can seal the environment of an air guide groove, and air in the air guide groove can be pushed through pushing of a push plate and the piston, so that a lifting column is extruded and lifted, and a placement plate and a sheet metal part placed above the placement plate can be lifted; in this way, the purpose that the sheet metal part to be machined is pre-lifted for follow-up clamping is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to an adjustable sheet metal processing clamping tool. Background Art

[0002] Sheet metal is a commonly used metal processing technology. According to statistics, sheet metal parts account for more than 90% of all metal products. In order to facilitate sheet metal processing, it is often necessary to use fixtures and other devices to fix the sheet metal parts to facilitate efficient and rapid molding of the mold during the cutting process.

[0003] To this end, the patent specification with the publication number CN219379873U discloses an adjustable sheet metal processing fixture, which relates to the technical field of sheet metal processing, including a support plate, a rotating mechanism is arranged below the support plate, the rotating mechanism includes two brackets, the upper surfaces of the two brackets are fixedly connected to the bottom surface of the support plate, and the upper parts of the two brackets are arranged with an adjustment mechanism, the adjustment mechanism includes two sliders, and two clamping mechanisms are arranged above the two sliders. The two clamping mechanisms include U-shaped plates, and the bottom surfaces of the two U-shaped plates are fixedly connected to the upper surfaces of the sliders. It can clamp and fix the sheet metal parts to be processed by the support plate, the legs, the rotating mechanism, the adjusting mechanism, and the clamping mechanism, and drive the sheet metal parts to be processed to rotate by the rotating mechanism, so that the staff can process the front and back of the sheet metal parts without turning over the sheet metal parts, thereby improving the efficiency of sheet metal processing.

[0004] The above-mentioned prior art mentions that the sheet metal to be processed is driven to rotate by a rotating mechanism, so that the staff can perform sheet metal processing on the front and back sides of the sheet metal, thereby improving the efficiency of sheet metal processing. However, when in use, the device cannot adjust the clamping height of the sheet metal to be processed, cannot pre-lift the sheet metal to be processed for easy clamping, and cannot buffer the sheet metal when clamping. Utility Model Content

[0005] The utility model aims to provide an adjustable sheet metal processing clamping tool to solve the existing defect that it is inconvenient to pre-lift and subsequently clamp the sheet metal parts to be processed.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an adjustable sheet metal processing clamping tool, comprising a bottom plate, a mounting frame is arranged at the top of the bottom plate, a lifting structure is installed at one end of the mounting frame, an electric push rod is arranged at one end of the lifting structure, and a buffer structure is installed at one end of the electric push rod;

[0007] The buffer structure comprises a fixing plate, a buffer spring and a limit plate, wherein the fixing plate is mounted on one end of the electric push rod, a buffer spring is arranged on one side of the fixing plate, and a limit plate is installed on one side of the buffer spring;

[0008] A guide rod is installed at one end of the mounting frame, a push plate is connected to one end of the guide rod, a second threaded rod is arranged at one end of the push plate, a lifting mechanism is installed at the top end of the base plate, and a placement plate is installed at the top end of the lifting mechanism.

[0009] When in use, first rotate the first threaded rod, the first threaded rod can drive the second threaded rod to move through its own thread and the thread of the second threaded rod, and when the second threaded rod moves, it can push the push plate, and a piston is connected to one end of the push plate, the positions of the piston and the push plate are in the air guide groove inside the fixed block, and the piston can seal the environment of the air guide groove, and the air inside the air guide groove can be pushed by the push of the push plate and the piston, thereby squeezing and lifting the lifting column, so that the placement plate and the sheet metal placed above the placement plate can be lifted.

[0010] Preferably, the mounting frame is installed on the top of the base plate, and the mounting frame is symmetrically distributed about the central axis of the base plate, which can achieve a better clamping effect.

[0011] Preferably, the lifting structure includes a positioning rod, a connecting frame and a first threaded rod, the positioning rod is installed at the top of the base plate, one end of the positioning rod is provided with a connecting frame, and one end of the connecting frame is installed with the first threaded rod, which can lift and lower the clamped sheet metal.

[0012] Preferably, the positioning rod is installed at one end of the connecting frame, and two groups of the positioning rod are provided to enable positioning during lifting.

[0013] Preferably, the buffer spring is in a spiral shape, and the buffer spring and the limiting plate form an elastic connection to perform buffering.

[0014] Preferably, the buffer spring is installed on one side of the fixed plate, and the buffer springs are arranged at equal intervals with respect to the fixed plate, which can achieve a better buffering effect.

[0015] Preferably, the lifting mechanism includes a fixed block, a piston, an air guide groove and a lifting column, the fixed block is installed on the top of the placement plate, the piston is installed at one end of the push plate, an air guide groove is provided at one end inside the fixed block, and a lifting column is installed at one end inside the fixed block, which can pre-lift the sheet metal parts to be processed.

[0016] The utility model provides an adjustable sheet metal processing clamping tool, which has the advantages that: by rotating the first threaded rod, the first threaded rod can drive the second threaded rod to move through its own thread and the thread of the second threaded rod, and when the second threaded rod moves, it can push the push plate, and a piston is connected to one end of the push plate, and the positions of the piston and the push plate are in the air guide groove inside the fixed block, and the piston can seal the environment of the air guide groove, and the air inside the air guide groove can be pushed by the push of the push plate and the piston, so that the lifting column can be squeezed and lifted, so that the placement plate and the sheet metal parts placed above the placement plate can be lifted, so as to achieve the purpose of pre-lifting the sheet metal parts to be processed for subsequent clamping;

[0017] By installing a positioning rod on the top of the bottom plate, and installing a mounting bracket on one end of the positioning rod and the mounting bracket, when the user uses the device to clamp the sheet metal part, the user needs to adjust the position of the sheet metal part to be processed. By rotating the first threaded rod, the position of the connecting bracket can be raised and lowered along the slot and the positioning rod at one end of the mounting bracket, so that the device can adjust the clamping height before and after clamping the sheet metal part for subsequent processing, thereby achieving the purpose of facilitating the height adjustment of the sheet metal part clamped by the device;

[0018] By installing a fixed plate, a buffer spring and a limit plate on one side of the electric push rod, the two sets of electric push rods can push the two sets of fixed plates, buffer springs and limit plates to clamp the sheet metal parts to be processed. When clamping, the buffer spring will deform to provide a certain buffer for the sheet metal parts, thereby preventing damage and loss to the sheet metal parts during clamping, thereby affecting subsequent processing. It can also play a certain positioning role when placing the sheet metal parts, so as to achieve the purpose of facilitating the device to buffer the sheet metal parts when processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a three-dimensional right-side structural schematic diagram of the utility model;

[0021] Figure 3 It is a three-dimensional schematic diagram of the lifting mechanism of the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the buffer structure of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the lifting structure of the utility model.

[0024] Explanation of the reference numerals in the figure: 1. Base plate; 2. Mounting frame; 3. Lifting structure; 301. Positioning rod; 302. Connecting frame; 303. First threaded rod; 4. Electric push rod; 5. Buffer structure; 501. Fixed plate; 502. Buffer spring; 503. Limiting plate; 6. Second threaded rod; 7. Guide rod; 8. Push plate; 9. Lifting mechanism; 901. Fixed block; 902. Piston; 903. Air guide groove; 904. Lifting column; 10. Placement plate. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 5 The utility model provides an embodiment: an adjustable sheet metal processing clamping tool, including a base plate 1, a mounting frame 2 is arranged on the top of the base plate 1, and the mounting frame 2 is installed on the top of the base plate 1, and the mounting frame 2 is symmetrically distributed about the central axis of the base plate 1.

[0027] Reference Figure 1-Figure 2 and Figure 5 As shown, a lifting structure 3 is installed at one end of the mounting frame 2, and the lifting structure 3 includes a positioning rod 301, a connecting frame 302 and a first threaded rod 303. The positioning rod 301 is installed at the top of the base plate 1, and the positioning rod 301 is installed at one end of the connecting frame 302. Two groups of positioning rods 301 are provided.

[0028] A connecting frame 302 is disposed at one end of the positioning rod 301 , and a first threaded rod 303 is installed at one end of the connecting frame 302 .

[0029] By installing a positioning rod 301 on the top of the base plate 1 and installing a mounting frame 2 on the positioning rod 301 and one end of the mounting frame 2, the user needs to adjust the position of the sheet metal to be processed when using the device to clamp the sheet metal. By rotating the first threaded rod 303, the position of the connecting frame 302 can be raised and lowered along the slot at one end of the mounting frame 2 and the positioning rod 301, so that the device can adjust the clamping height before and after clamping the sheet metal to facilitate subsequent processing.

[0030] An electric push rod 4 is disposed at one end of the lifting structure 3 , and a buffer structure 5 is installed at one end of the electric push rod 4 .

[0031] Reference Figure 1-Figure 2 and Figure 4As shown, the buffer structure 5 includes a fixed plate 501, a buffer spring 502 and a limit plate 503. The fixed plate 501 is installed at one end of the electric push rod 4. A buffer spring 502 is provided on one side of the fixed plate 501. The buffer spring 502 is installed on one side of the fixed plate 501. The buffer springs 502 are arranged at equal intervals with respect to the fixed plate 501.

[0032] The buffer spring 502 is in a spiral shape. The buffer spring 502 and the limiting plate 503 are elastically connected. The limiting plate 503 is installed on one side of the buffer spring 502 .

[0033] By installing a fixing plate 501, a buffer spring 502 and a limit plate 503 on one side of the electric push rod 4, two groups of electric push rods 4 can push the two groups of fixing plates 501, the buffer spring 502 and the limit plate 503 to clamp the sheet metal parts to be processed. When clamping, the buffer spring 502 will deform to provide a certain buffer for the sheet metal parts, thereby preventing damage to the sheet metal parts during clamping and causing losses, thereby affecting subsequent processing. It can also play a certain positioning role when placing the sheet metal parts.

[0034] Reference Figure 1-Figure 3 As shown, a guide rod 7 is installed at one end of the mounting frame 2, one end of the guide rod 7 is connected to a push plate 8, one end of the push plate 8 is provided with a second threaded rod 6, a lifting mechanism 9 is installed at the top of the base plate 1, the lifting mechanism 9 includes a fixed block 901, a piston 902, an air guide groove 903 and a lifting column 904, the fixed block 901 is installed at the top of the placement plate 10, the piston 902 is installed at one end of the push plate 8, one end inside the fixed block 901 is provided with an air guide groove 903, one end inside the fixed block 901 is provided with a lifting column 904, and the placement plate 10 is installed at the top of the lifting mechanism 9.

[0035] By rotating the first threaded rod 303, the first threaded rod 303 can drive the second threaded rod 6 to move through its own thread and the thread of the second threaded rod 6. When the second threaded rod 6 moves, it can push the push plate 8. A piston 902 is connected to one end of the push plate 8. The positions of the piston 902 and the push plate 8 are located in the air guide groove 903 inside the fixed block 901, and the piston 902 can seal the environment of the air guide groove 903. The push of the push plate 8 and the piston 902 can push the air inside the air guide groove 903, thereby squeezing and lifting the lifting column 904, so that the placement plate 10 and the sheet metal placed above the placement plate 10 can be lifted.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.

Claims

1. An adjustable sheet metal processing clamping tool, comprising a base plate (1); Features: A mounting frame (2) is provided at the top end of the base plate (1); a lifting structure (3) is installed at one end of the mounting frame (2); an electric push rod (4) is provided at one end of the lifting structure (3); and a buffer structure (5) is installed at one end of the electric push rod (4); The buffer structure (5) comprises a fixing plate (501), a buffer spring (502) and a limit plate (503); the fixing plate (501) is mounted on one end of the electric push rod (4); a buffer spring (502) is disposed on one side of the fixing plate (501); and a limit plate (503) is mounted on one side of the buffer spring (502); A guide rod (7) is installed at one end of the mounting frame (2), one end of the guide rod (7) is connected to a push plate (8), one end of the push plate (8) is provided with a second threaded rod (6), a lifting mechanism (9) is installed at the top end of the base plate (1), and a placement plate (10) is installed at the top end of the lifting mechanism (9).

2. The adjustable sheet metal processing clamping tool according to claim 1, characterized in that: The mounting frame (2) is mounted on the top of the base plate (1), and the mounting frame (2) is symmetrically distributed with respect to the central axis of the base plate (1).

3. The adjustable sheet metal processing clamping tool according to claim 1, characterized in that: The lifting structure (3) comprises a positioning rod (301), a connecting frame (302) and a first threaded rod (303); the positioning rod (301) is mounted on the top of the base plate (1); one end of the positioning rod (301) is provided with a connecting frame (302); and one end of the connecting frame (302) is mounted with the first threaded rod (303).

4. The adjustable sheet metal processing clamping tool according to claim 3 is characterized in that: The positioning rod (301) is installed at one end of the connecting frame (302), and two groups of the positioning rod (301) are provided.

5. The adjustable sheet metal processing clamping tool according to claim 1, characterized in that: The buffer spring (502) is in a spiral shape, and the buffer spring (502) and the limiting plate (503) form an elastic connection.

6. The adjustable sheet metal processing clamping tool according to claim 1, characterized in that: The buffer springs (502) are installed on one side of the fixing plate (501), and the buffer springs (502) are arranged at equal intervals with respect to the fixing plate (501).

7. The adjustable sheet metal processing clamping tool according to claim 1, characterized in that: The lifting mechanism (9) comprises a fixed block (901), a piston (902), an air guide groove (903) and a lifting column (904); the fixed block (901) is mounted on the top of the placement plate (10); the piston (902) is mounted on one end of the push plate (8); an air guide groove (903) is provided at one end inside the fixed block (901); and a lifting column (904) is installed at one end inside the fixed block (901).

Images