Positioning tool suitable for sheet metal machining

Abstract

The utility model discloses a locating tool suitable for sheet metal working, and particularly relates to the technical field of sheet metal working, the locating tool comprises a bottom plate and supporting frames, the two sides of the top end of the bottom plate are fixedly connected with the supporting frames, the top end of the bottom plate is provided with a workbench, and the top end of the workbench is provided with a lower sheet metal part locating seat. According to the positioning tool suitable for sheet metal machining, when the upper sheet metal part positioning base needs to ascend and descend, a hydraulic cylinder is started, and the hydraulic cylinder drives the mounting base and the upper sheet metal part positioning base at the bottom end of the mounting base to ascend and descend through a telescopic rod; the upper sheet metal part positioning seat can be lifted, the upper sheet metal part positioning seat can be conveniently detached and replaced, the lower sheet metal part positioning seat can be conveniently replaced, and lifting sleeve rods and lifting sleeves on the two sides of telescopic rods can improve the stability of the upper sheet metal part positioning seat in the lifting process and prevent the upper sheet metal part positioning seat from shaking left and right in the lifting process; a limiting block is arranged at the bottom end of the lifting sleeve rod and can prevent the lifting sleeve rod from being separated from the interior of the lifting sleeve.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a positioning tool suitable for sheet metal processing. Background Art

[0002] The processing of metal plates is called sheet metal processing. For example, plates are used to make chimneys, iron barrels, oil tanks, ventilation ducts, elbows, round and square heads, funnel shapes, etc. The main processes include shearing, bending and buckling, bending, welding, riveting, etc. In the process of sheet metal processing, positioning tooling is required to fix the sheet metal parts to facilitate other processing procedures.

[0003] After searching, a sheet metal processing positioning tool disclosed in reference application number CN202022267016.2 includes a plate body, and movable grooves are provided at the top and bottom of the front surface of the plate body. Two movable rods are slidably connected between the two movable grooves, and the front surface of the plate body is embedded with two iron plates respectively located at the top and bottom of the movable rods. Two sliding grooves are provided on the opposite surfaces of the two movable rods, and a pressure plate is slidably connected between two adjacent sliding grooves. A movable seat located between the two movable grooves is fixedly installed on the front surface of the plate body, and a bidirectional threaded rod threadedly connected to the movable rod is movably installed on the right side of the movable seat.

[0004] The above application documents summarize that the sheet metal processing positioning tooling, the electromagnet works and the iron plate is adsorbed to realize that the mounting plate drives the pressure plate to move in the slide groove, and the parts are clamped and fixed to avoid loosening. However, in the process of realizing the present utility model, the inventor found that the following problems exist in the prior art and have not been solved. The application documents summarize that fixing by means of an electromagnet is subject to certain limitations in certain use cases. The ordinary assembly method cannot quickly and effectively fix the lower sheet metal positioning seat and is not convenient for fixing lower sheet metal positioning seats of different sizes.

[0005] Therefore, a new type of positioning tooling suitable for sheet metal processing is proposed to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a positioning tool suitable for sheet metal processing to solve the problems proposed in the above background technology that the lower sheet metal positioning seat cannot be fixed quickly and effectively and it is not convenient to fix the lower sheet metal positioning seats of different sizes.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning tool suitable for sheet metal processing, comprising a base plate and a support frame, the two sides of the top of the base plate are fixedly connected with the support frame, the top of the base plate is provided with a workbench, the top of the workbench is provided with a lower sheet metal positioning seat, the support frame is provided with a mounting seat inside, the mounting seat is provided with a connecting block inside, the bottom end of the connecting block is fixedly connected with an upper sheet metal positioning seat, the mounting seat is provided with a structure that facilitates disassembly on both sides, the top of the support frame is provided with a lifting mechanism, and the workbench is provided with a fixing mechanism inside;

[0008] The fixing mechanism includes a servo motor, which is arranged at the bottom end of one side of the support frame. A threaded rod is arranged inside the workbench, and sliding sleeves are sleeved on both sides of the outside of the threaded rod. The inside of the sliding sleeve is fixedly connected with a threaded groove, and the top of the sliding sleeve is fixedly connected with a limiting plate. Support rods are arranged on both sides of the bottom end of the workbench, and sliding rods are fixedly connected between the support rods.

[0009] Preferably, the servo motor is fixedly connected to one side of the threaded rod via a coupling, the threads on two sides of the outside of the threaded rod are opposite, and the sliding rod passes through the bottom end of the inside of the sliding sleeve.

[0010] Preferably, the easy disassembly structure consists of a limit rod, a limit spring, a limit sleeve, a limit sleeve rod, a limit groove, a fixing pin and a fixing groove. The limit rod is arranged on both sides of the easy disassembly structure, the limit spring is fixedly connected between the limit rod and one side of the easy disassembly structure, a limit sleeve is arranged on one side of the limit spring, and a limit sleeve rod is arranged on the other side of the limit spring, the limit groove is fixedly connected to both sides of the connecting block, the fixing groove is fixedly connected to the top of the connecting block, and a fixing pin is arranged inside the fixing groove.

[0011] Preferably, one side of the limiting rod is embedded in the limiting groove, and a snap-fit ​​connection is formed between the limiting rod and the limiting groove.

[0012] Preferably, the lifting mechanism is composed of a lifting sleeve rod, a lifting sleeve, a hydraulic cylinder, a telescopic rod and a limit block. The hydraulic cylinder is arranged at the top of the support frame, and the output end of the hydraulic cylinder is provided with a telescopic rod. The lifting sleeve rod is fixedly connected to both sides of the top of the support frame, the bottom end of the lifting sleeve rod is fixedly connected to the limit block, and the lifting sleeve is fixedly connected to both sides of the top of the mounting seat.

[0013] Preferably, the lifting sleeve is sleeved on the bottom end of the outside of the lifting sleeve rod, and the limit block is arranged inside the lifting sleeve.

[0014] Compared with the prior art, the utility model has the beneficial effects that: the positioning tooling suitable for sheet metal processing not only effectively fixes the positioning seat of the lower sheet metal part, facilitates the disassembly and replacement of the positioning seat of the upper sheet metal part, but also improves the stability of the lifting and lowering of the positioning seat of the upper sheet metal part;

[0015] (1) By providing a servo motor, a support rod, a sliding sleeve, a threaded rod, a sliding rod, a limiting plate and a threaded groove, when the lower sheet metal positioning seat needs to be fixed, the servo motor is started, and the servo motor drives the threaded rod to rotate inside the workbench. The rotation of the threaded rod causes the sliding sleeves on both sides of the outside of the threaded rod to move left and right. The movement of the sliding sleeve drives the limiting plate at the top of the sliding sleeve to clamp and fix the lower sheet metal positioning seat. The servo motor drives the limiting plate to move left and right, so that the limiting plate can clamp and fix lower sheet metal positioning seats of different sizes, which can improve the practicality of the device and facilitate the replacement of lower sheet metal positioning seats of different sizes. The support rod can support the threaded rod to prevent the threaded rod from bending, and the sliding rod at the bottom of the threaded rod can prevent the sliding sleeve from rotating outside the threaded rod;

[0016] (2) By providing a limit rod, a limit spring, a limit sleeve, a limit sleeve rod, a limit groove, a fixing pin and a fixing groove, when the upper sheet metal positioning seat needs to be replaced, the fixing pin is screwed out from the inside of the fixing groove, and then the limit rod is pulled to make one side of the limit rod detach from the inside of the limit groove. The upper sheet metal positioning seat and the connecting block can be disassembled by screwing the fixing pin out of the inside of the fixing groove and pulling the limit rod out of the inside of the limit groove. After the disassembly is completed, the required upper sheet metal positioning seat and the connecting block are placed into the interior of the structure that is easy to disassemble. After the placement, the limit rod is released, and the limit spring on one side of the limit rod will drive one side of the limit rod to rebound to the inside of the limit groove according to its own elasticity to fix the upper sheet metal positioning seat, and the fixing pin inside the fixing groove further fixes the upper sheet metal positioning seat. By conveniently installing and disassembling the upper sheet metal positioning seat and the connecting block, it is convenient to replace the upper sheet metal positioning seat and the connecting block. The elasticity of the limit spring can enable the limit rod to fix connecting blocks of different sizes;

[0017] (3) By providing a lifting sleeve, a lifting sleeve, a hydraulic cylinder, a telescopic rod and a limit block, when the upper sheet metal positioning seat needs to be lifted or lowered, the hydraulic cylinder is started, and the hydraulic cylinder drives the mounting seat and the upper sheet metal positioning seat at the bottom of the mounting seat to be lifted or lowered through the telescopic rod. By being able to lift or lower the upper sheet metal positioning seat, it is not only convenient to disassemble and replace the upper sheet metal positioning seat, but also convenient to replace the lower sheet metal positioning seat. The lifting sleeves and lifting sleeves on both sides of the telescopic rod can improve the stability of the upper sheet metal positioning seat during lifting and lowering, and prevent the upper sheet metal positioning seat from shaking left and right during lifting or lowering. A limit block is provided at the bottom end of the lifting sleeve, and the limit block can prevent the lifting sleeve from escaping from the inside of the lifting sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of an enlarged cross-sectional structure of the utility model that is easy to disassemble;

[0020] Figure 3 It is a partial enlarged structural schematic diagram of the threaded rod of the utility model;

[0021] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged structure of the local section at point A in the middle.

[0022] In the figure: 1. base plate; 2. workbench; 3. support frame; 4. upper sheet metal positioning seat; 5. mounting seat; 6. structure for easy disassembly; 601. limit rod; 602. limit spring; 603. limit sleeve; 604. limit sleeve rod; 605. limit groove; 606. fixing pin; 607. fixing groove; 7. lifting mechanism; 701. lifting sleeve rod; 702. lifting sleeve; 703. hydraulic cylinder; 704. telescopic rod; 705. limit block; 8. connecting block; 9. lower sheet metal positioning seat; 10. servo motor; 11. support rod; 12. sliding sleeve; 13. threaded rod; 14. sliding rod; 15. limit plate; 16. threaded groove. 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] Example 1: Please refer to Figure 1-4 , a positioning tool suitable for sheet metal processing, comprising a base plate 1 and a support frame 3, the two sides of the top of the base plate 1 are fixedly connected with the support frame 3, the top of the base plate 1 is provided with a workbench 2, the top of the workbench 2 is provided with a lower sheet metal positioning seat 9, the support frame 3 is provided with a mounting seat 5 inside, the mounting seat 5 is provided with a connecting block 8 inside, the bottom end of the connecting block 8 is fixedly connected with an upper sheet metal positioning seat 4, the mounting seat 5 is provided with a disassembly-facilitating structure 6 on both sides, the top of the support frame 3 is provided with a lifting mechanism 7, and the workbench 2 is provided with a fixing mechanism inside;

[0025] See also Figure 1-4A positioning tool suitable for sheet metal processing also includes a fixing mechanism, which includes a servo motor 10, which is arranged at the bottom end of one side of the support frame 3, a threaded rod 13 is arranged inside the workbench 2, and sliding sleeves 12 are sleeved on both sides of the outside of the threaded rod 13, and the inside of the sliding sleeve 12 is fixedly connected with a thread groove 16, and the top of the sliding sleeve 12 is fixedly connected with a limit plate 15, and support rods 11 are arranged on both sides of the bottom end of the workbench 2, and sliding rods 14 are fixedly connected between the support rods 11;

[0026] The servo motor 10 is fixedly connected to one side of the threaded rod 13 through a coupling, the threads on both sides of the threaded rod 13 are opposite, and the sliding rod 14 passes through the bottom end of the sliding sleeve 12;

[0027] Specifically, Figure 1 and Figure 3 As shown, when the lower sheet metal positioning seat 9 needs to be fixed, the servo motor 10 is started, and the servo motor 10 drives the threaded rod 13 to rotate inside the workbench 2. The rotation of the threaded rod 13 will cause the sliding sleeves 12 on both sides of the outside of the threaded rod 13 to move left and right. The movement of the sliding sleeve 12 will drive the limit plate 15 at the top of the sliding sleeve 12 to clamp and fix the lower sheet metal positioning seat 9. The servo motor 10 drives the limit plate 15 to move left and right, so that the limit plate 15 can clamp and fix lower sheet metal positioning seats 9 of different sizes, which can improve the practicality of the device and facilitate the replacement of lower sheet metal positioning seats 9 of different sizes. The support rod 11 can support the threaded rod 13 to prevent the threaded rod 13 from bending, and the sliding rod 14 at the bottom of the threaded rod 13 can prevent the sliding sleeve 12 from rotating outside the threaded rod 13.

[0028] Embodiment 2: The easy disassembly structure 6 is composed of a limit rod 601, a limit spring 602, a limit sleeve 603, a limit sleeve rod 604, a limit groove 605, a fixing pin 606 and a fixing groove 607. The limit rod 601 is arranged on both sides of the easy disassembly structure 6. The limit spring 602 is fixedly connected between the limit rod 601 and one side of the easy disassembly structure 6. The limit sleeve 603 is arranged on one side of the limit spring 602. The limit sleeve rod 604 is arranged on the other side of the limit spring 602. The limit groove 605 is fixedly connected to both sides of the connection block 8. The fixing groove 607 is fixedly connected to the top of the connection block 8. The fixing pin 606 is arranged inside the fixing groove 607.

[0029] One side of the limiting rod 601 is embedded in the limiting groove 605, and a snap-fit ​​connection is formed between the limiting rod 601 and the limiting groove 605;

[0030] Specifically, Figure 1 and Figure 2As shown, when the upper sheet metal locating seat 4 needs to be replaced, the fixing pin 606 is screwed out from the inside of the fixing groove 607, and then the limiting rod 601 is pulled to make one side of the limiting rod 601 detach from the inside of the limiting groove 605. The upper sheet metal locating seat 4 and the connecting block 8 can be disassembled by screwing the fixing pin 606 out of the inside of the fixing groove 607 and pulling the limiting rod 601 out of the inside of the limiting groove 605. After the disassembly is completed, the required upper sheet metal locating seat 4 and the connecting block 8 are placed in the interior of the easy-to-disassemble structure 6, and the limiting rod is released after placement. 601, the limit spring 602 on one side of the limit rod 601 will drive one side of the limit rod 601 to rebound to the inside of the limit groove 605 according to its own elasticity to fix the upper sheet metal positioning seat 4, and the fixing pin 606 inside the fixing groove 607 further fixes the upper sheet metal positioning seat 4. The upper sheet metal positioning seat 4 and the connecting block 8 can be easily installed and disassembled to facilitate replacement of the upper sheet metal positioning seat 4 and the connecting block 8. The elasticity of the limit spring 602 can enable the limit rod 601 to fix connecting blocks 8 of different sizes.

[0031] Embodiment 3: The lifting mechanism 7 is composed of a lifting sleeve rod 701, a lifting sleeve 702, a hydraulic cylinder 703, a telescopic rod 704 and a limit block 705. The hydraulic cylinder 703 is arranged at the top of the support frame 3. The model of the hydraulic cylinder 703 is SC. The output end of the hydraulic cylinder 703 is provided with a telescopic rod 704. The lifting sleeve rod 701 is fixedly connected to both sides of the top of the support frame 3. The bottom end of the lifting sleeve rod 701 is fixedly connected to the limit block 705. The lifting sleeve 702 is fixedly connected to both sides of the top of the mounting seat 5.

[0032] The lifting sleeve 702 is sleeved on the bottom end of the lifting sleeve rod 701, and the limit block 705 is arranged inside the lifting sleeve 702;

[0033] Specifically, Figure 1 and Figure 4 As shown, when the upper sheet metal positioning seat 4 needs to be lifted or lowered, the hydraulic cylinder 703 is started, and the hydraulic cylinder 703 drives the mounting seat 5 and the upper sheet metal positioning seat 4 at the bottom of the mounting seat 5 to be lifted or lowered through the telescopic rod 704. By being able to lift or lower the upper sheet metal positioning seat 4, it is not only convenient to disassemble and replace the upper sheet metal positioning seat 4, but also convenient to replace the lower sheet metal positioning seat 9. The lifting sleeve rod 701 and the lifting sleeve 702 on both sides of the telescopic rod 704 can improve the stability of the upper sheet metal positioning seat 4 during lifting and lowering to prevent the upper sheet metal positioning seat 4 from shaking left and right during lifting and lowering. A limit block 705 is set at the bottom end of the lifting sleeve rod 701, and the limit block 705 can prevent the lifting sleeve rod 701 from detaching from the inside of the lifting sleeve 702.

[0034] Working principle: When the utility model is in use, when it is necessary to fix the lower sheet metal positioning seat 9, the servo motor 10 is started, and the servo motor 10 drives the threaded rod 13 to rotate inside the workbench 2. The rotation of the threaded rod 13 will cause the sliding sleeves 12 on both sides of the outside of the threaded rod 13 to move left and right. The movement of the sliding sleeve 12 will drive the limit plate 15 at the top of the sliding sleeve 12 to clamp and fix the lower sheet metal positioning seat 9, screw the fixing pin 606 out of the fixing groove 607, and then pull the limit rod 601 to make one side of the limit rod 601 detach from the inside of the limit groove 605, and fix the required upper sheet metal positioning seat 9. The seat 4 and the connecting block 8 are placed inside the easy-to-disassemble structure 6. After placement, the limit rod 601 is loosened, and the limit spring 602 on one side of the limit rod 601 will drive one side of the limit rod 601 to rebound to the inside of the limit groove 605 according to its own elasticity to fix the upper sheet metal positioning seat 4. The fixing pin 606 inside the fixing groove 607 further fixes the upper sheet metal positioning seat 4. When the upper sheet metal positioning seat 4 needs to be lifted or lowered, the hydraulic cylinder 703 is started, and the hydraulic cylinder 703 drives the mounting seat 5 and the upper sheet metal positioning seat 4 at the bottom of the mounting seat 5 to be lifted or lowered through the telescopic rod 704.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A positioning tool suitable for sheet metal processing, comprising a base plate (1) and a support frame (3), characterized in that: The top sides of the bottom plate (1) are fixedly connected with a support frame (3), the top of the bottom plate (1) is provided with a workbench (2), the top of the workbench (2) is provided with a lower sheet metal positioning seat (9), the support frame (3) is provided with a mounting seat (5), the mounting seat (5) is provided with a connecting block (8), the bottom end of the connecting block (8) is fixedly connected with an upper sheet metal positioning seat (4), the mounting seat (5) is provided with a disassembly-facilitating structure (6) on both sides, the top of the support frame (3) is provided with a lifting mechanism (7), and the workbench (2) is provided with a fixing mechanism; The fixing mechanism comprises a servo motor (10), the servo motor (10) is arranged at the bottom end of one side of the support frame (3), a threaded rod (13) is arranged inside the workbench (2), sliding sleeves (12) are sleeved on both sides of the outside of the threaded rod (13), the inside of the sliding sleeve (12) is fixedly connected with a threaded groove (16), the top end of the sliding sleeve (12) is fixedly connected with a limiting plate (15), support rods (11) are arranged on both sides of the bottom end of the workbench (2), and sliding rods (14) are fixedly connected between the support rods (11).

2. The positioning tool suitable for sheet metal processing according to claim 1, characterized in that: The servo motor (10) is fixedly connected to one side of the threaded rod (13) via a coupling, the threads on both sides of the outside of the threaded rod (13) are opposite, and the sliding rod (14) passes through the bottom end of the inside of the sliding sleeve (12).

3. The positioning tool suitable for sheet metal processing according to claim 1, characterized in that: The easy disassembly structure (6) comprises a limiting rod (601), a limiting spring (602), a limiting sleeve (603), a limiting sleeve rod (604), a limiting groove (605), a fixing pin (606) and a fixing groove (607); the limiting rod (601) is arranged on both sides of the easy disassembly structure (6); the limiting spring (602) is fixedly connected between the limiting rod (601) and one side of the easy disassembly structure (6); the limiting sleeve (603) is arranged on one side of the limiting spring (602); the limiting sleeve rod (604) is arranged on the other side of the limiting spring (602); the limiting groove (605) is fixedly connected to both sides of the connection block (8); the fixing groove (607) is fixedly connected to the top of the connection block (8); and the fixing pin (606) is arranged inside the fixing groove (607).

4. The positioning tool suitable for sheet metal processing according to claim 3, characterized in that: One side of the limiting rod (601) is embedded in the limiting groove (605), and a snap-fit ​​connection is formed between the limiting rod (601) and the limiting groove (605).

5. The positioning tool suitable for sheet metal processing according to claim 1, characterized in that: The lifting mechanism (7) is composed of a lifting sleeve rod (701), a lifting sleeve (702), a hydraulic cylinder (703), a telescopic rod (704) and a limit block (705); the hydraulic cylinder (703) is arranged at the top of the support frame (3); the output end of the hydraulic cylinder (703) is provided with a telescopic rod (704); the lifting sleeve rod (701) is fixedly connected to both sides of the top of the support frame (3); the bottom end of the lifting sleeve rod (701) is fixedly connected to the limit block (705); and the lifting sleeve (702) is fixedly connected to both sides of the top of the mounting seat (5).

6. The positioning tool for sheet metal processing according to claim 5, characterized in that: The lifting sleeve (702) is sleeved on the bottom end of the outside of the lifting sleeve rod (701), and the limit block (705) is arranged inside the lifting sleeve (702).

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