Gas indexing rotary table

Abstract

The utility model relates to the field of machining, and discloses a gas indexing rotary table which comprises a table main body, a plurality of fixing mechanisms are arranged on the outer side of the table main body, a rotating shaft is rotatably connected in the table main body, a limiting block is fixedly connected in the table main body, and the limiting block is fixedly connected with the table main body. A driving assembly is arranged in the working table body, a rotating mechanism is arranged on the outer side of a rotating shaft, the fixing mechanism comprises a plurality of hollow columns, the hollow columns are fixed to the outer side of the working table body and symmetrically distributed, and springs are arranged in the hollow columns. According to the suction cup, the disc is pressed downwards, so that the piston slides in the hollow column, the spring is compressed, air in the hollow column is exhausted, then the disc is loosened, the piston returns to the original position under the action of the spring, negative pressure is generated in the hollow column, and therefore the suction cup can be tightly sucked to the designated position; therefore, the stability of the equipment and the operation safety are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of machining especially relates to a gas degree graduation rotary table. BACKGROUND

[0002] In machining and industrial production, rotary tables, as common and important auxiliary equipment, are widely used in multi-station machining, assembly, and precision manufacturing scenarios. The core function of a rotary table is to provide workpiece rotation, positioning, and multi-angle indexing, thereby meeting the needs of complex processes for workpiece position changes while improving processing efficiency and accuracy. To ensure the stability of the equipment during operation, traditional rotary tables usually rely on mechanical locking, bolt fixing, or clamping devices to achieve positioning and fixing of the equipment.

[0003] These traditional fixing methods can provide reliable fixing effects in many scenarios, especially in processing situations with large static loads, and have simple structures and high safety. However, in actual applications, some limitations have been exposed. For example, these fixing methods usually require complex installation and debugging steps, and the operation is time-consuming and inefficient, especially in scenarios where the worktable needs to be frequently moved or adjusted in position, the traditional fixing method may affect the production rhythm to some extent.

[0004] Therefore, a gas degree graduation rotary table is proposed to solve the above problems. SUMMARY

[0005] To make up for the above shortcomings, the utility model provides a gas degree graduation rotary table, aiming to improve the problem of accidental movement and low precision and operation efficiency of multi-angle indexing control during equipment use.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a gas degree graduation rotary table, comprising a worktable main body, a plurality of fixing mechanisms are arranged on the outer side of the worktable main body, a rotating shaft is rotatably connected inside the worktable main body, a limiting block is fixedly connected inside the worktable main body, a driving assembly is arranged inside the worktable main body, and a rotating mechanism is arranged on the outer side of the rotating shaft.

[0007] The fixing mechanism comprises a plurality of hollow columns, the plurality of hollow columns are fixed on the outer side of the worktable main body and are symmetrically distributed, springs are arranged inside the hollow columns, pistons are slidably connected inside the hollow columns, push rods are fixedly connected to the top of the pistons, and suction cups are fixedly connected to the bottom of the hollow columns.

[0008] Further description of the above technical scheme:

[0009] The rotating mechanism includes a gear, the gear is fixedly connected to the outer side of the rotating shaft, an extension block is fixedly connected to the outer side of the gear, a ratchet claw two is rotatably connected to the top of the extension block, a torsion spring two is arranged on the top of the extension block, a ratchet wheel is connected to the outer side of the rotating shaft through a bearing, a rotating disc is fixedly connected to the outer side of the ratchet wheel, a fixed block is fixedly connected to the inner side of the workbench body, a ratchet claw one is rotatably connected to the top of the fixed block, and a torsion spring one is arranged on the top of the fixed block.

[0010] As a further description of the above technical solution:

[0011] The driving assembly includes a cylinder, the cylinder is fixedly connected to the outer side of the workbench body, a rack is fixedly connected to the output end of the cylinder, and a sliding rail is fixedly connected to the inner side of the workbench body.

[0012] As a further description of the above technical solution:

[0013] One end of the spring is fixedly connected to the bottom of the piston, and the other end of the spring is in abutment with the inner bottom wall of the hollow column.

[0014] As a further description of the above technical solution:

[0015] The push rod is slidably connected in the hollow column, and a disc is fixedly connected to one end of the push rod away from the piston.

[0016] As a further description of the above technical solution:

[0017] The ratchet claw two and the ratchet claw one are in engagement with the ratchet wheel, one end of the torsion spring two is fixedly connected to the inside of the extension block, the other end of the torsion spring two is in abutment with the outer side of the ratchet claw two, and the ratchet claw two is in abutment with the limiting block.

[0018] As a further description of the above technical solution:

[0019] One end of the torsion spring one is fixedly connected to the inside of the fixed block, and the other end of the torsion spring one is in abutment with the outer side of the ratchet claw one.

[0020] As a further description of the above technical solution:

[0021] The rack is slidably connected to the bottom of the sliding rail, and the rack is in abutment with the gear.

[0022] The utility model has the advantages of the following:

[0023] 1. In this utility model, after the main body of the workbench is placed in the designated position, the piston slides inside the hollow column by pressing down the disc, the spring is compressed, the air inside the hollow column is discharged, and then the disc is released. Under the action of the spring, the piston returns to its original position, and a negative pressure is generated inside the hollow column. Therefore, the suction cup will be tightly attached to the designated position, thereby improving the stability of the equipment and the safety of operation.

[0024] 2. In this invention, the cylinder in the drive assembly drives the gear to rotate in both directions via a rack and pinion. When the gear rotates clockwise, the second pawl drives the ratchet to rotate, thus causing the turntable to rotate precisely. When rotating counterclockwise, the first pawl and the ratchet restrain each other, ensuring that the ratchet remains stationary or stable. This achieves precise multi-angle indexing control, improving the efficiency and accuracy of the worktable in multi-station machining or assembly operations. Attached Figure Description

[0025] Figure 1 This is a three-dimensional schematic diagram of a rotary table for measuring air volume according to the present invention.

[0026] Figure 2 This is a schematic diagram of the explosion structure of a rotary table for measuring air volume according to the present invention.

[0027] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0028] Figure 4 for Figure 3 Enlarged diagram of point B in the middle.

[0029] Legend:

[0030] 1. Turntable; 2. Rotary shaft; 3. Push rod; 4. Hollow column; 5. Cylinder; 6. Worktable body; 7. Ratchet; 8. Pawl 1; 9. Torsion spring 1; 10. Fixing block; 11. Suction cup; 12. Gear; 13. Rack; 14. Slide rail; 15. Extension block; 16. Torsion spring 2; 17. Pawl 2; 18. Limiting block; 19. Piston; 20. Spring. Detailed Implementation

[0031] 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.

[0032] Reference Figure 1 - Figure 4The utility model provides an embodiment: a kind of air degree graduation rotary workbench, including workbench main body 6, multiple fixed mechanisms are provided on the outer side of workbench main body 6, rotatingly connected with shaft 2 in workbench main body 6 inside, fixedly connected with limit block 18 in workbench main body 6 inside, driving assembly is provided in workbench main body 6, rotating mechanism is provided on the outer side of shaft 2;

[0033] Fixed mechanism includes multiple hollow columns 4, multiple hollow columns 4 are fixed on the outer side of workbench main body 6 and are symmetrically distributed, spring 20 is provided in hollow column 4, piston 19 is slidably connected in hollow column 4, piston 19 top is fixedly connected with push rod 3, suction disc 11 is fixedly connected in the bottom of hollow column 4, spring 20 one end is fixedly connected in the bottom of piston 19, spring 20 other end and hollow column 4 inner bottom wall abut, push rod 3 is slidably connected in hollow column 4, push rod 3 is fixedly connected with disc away from the one end of piston 19.Workbench main body 6 as the core structure of workbench, for carrying entire mechanism and providing rotating and graduation operating platform, multiple fixed mechanisms are provided on the outer side of workbench main body 6, fixed mechanism is used to be stabilized and fixed in work surface with workbench to prevent displacement or vibration during operation, rotatingly connected with shaft 2 in workbench main body 6 inside, shaft 2 as the core component of workbench rotation, rotating mechanism and driving assembly are connected to realize the rotation of workbench, fixedly connected with limit block 18 in workbench main body 6 inside, limit block 18 is used to limit pawl two 17.Hollow column 4 is used to carry each component inside it, ensure that it can normally operate, suction disc 11 is used to adsorb entire device on specified position, ensure the stability of entire device, spring 20 is used to prevent piston 19 from moving under no external force, push rod 3 is connected with piston 19, controls the movement of piston 19.

[0034] Refer to Figure 1 - Figure 3, the rotating mechanism comprises a gear 12 fixedly connected to the outer side of the rotating shaft 2, an extension block 15 fixedly connected to the outer side of the gear 12, a pawl two 17 rotatably connected to the top of the extension block 15, a torsional spring two 16 arranged on the top of the extension block 15, a ratchet wheel 7 connected to the outer side of the rotating shaft 2 through a bearing, a rotating disc 1 fixedly connected to the outer side of the ratchet wheel 7, a fixed block 10 fixedly connected to the inside of the workbench body 6, a pawl one 8 rotatably connected to the top of the fixed block 10, a torsional spring one 9 arranged on the top of the fixed block 10, the pawl two 17 and the pawl one 8 are in engagement with the ratchet wheel 7, one end of the torsional spring two 16 is fixedly connected to the inside of the extension block 15, the other end of the torsional spring two 16 is in abutment with the outer side of the pawl two 17, the pawl two 17 is in abutment with a limiting block 18, one end of the torsional spring one 9 is fixedly connected to the inside of the fixed block 10, the other end of the torsional spring one 9 is in abutment with the outer side of the pawl one 8, the gear 12 is in engagement with the rack 13, when the rack 13 moves, the gear 12 rotates, when the gear 12 rotates, the pawl two 17 on the extension block 15 rotates, when the gear 12 rotates counterclockwise, the pawl two 17 rotates counterclockwise on the ratchet wheel 7, under the action of the pawl one 8, the ratchet wheel 7 remains stationary, when the gear 12 rotates clockwise, the pawl two 17 drives the ratchet wheel 7 to rotate, at this time, the rotating disc 1 rotates, the torsional spring is used for limiting the rotation angle of the pawl.

[0035] With reference to Figure 1 - Figure 4 , the driving assembly comprises a cylinder 5 fixedly connected to the outer side of the workbench body 6, the output end of the cylinder 5 is fixedly connected with a rack 13, the inside of the workbench body 6 is fixedly connected with a sliding rail 14, the bottom of the rack 13 is slidably connected to the bottom of the sliding rail 14, the rack 13 is in abutment with the gear 12, the cylinder 5 is used for driving the rack 13 to move, so as to realize the forward and reverse rotation of the gear 12, the sliding rail 14 is used for ensuring the stable sliding of the rack 13.

[0036] Working principle: first, place the equipment in the designated position, press down the disc, the piston 19 slides in the hollow column 4, the spring 20 is compressed at the same time, the air in the hollow column 4 is discharged. After the disc is released, under the reset action of the spring 20, the piston 19 returns to the original position, at this time, the hollow column 4 forms a negative pressure inside, the suction cup 11 will be firmly adsorbed in the designated position, so as to significantly improve the stability and safety of the operation of the equipment. After starting the cylinder 5, the cylinder 5 drives the rack 13 to slide along the sliding rail 14, so as to control the forward or reverse rotation of the gear 12. When the gear 12 rotates forward, the pawl two 17 drives the ratchet wheel 7 to rotate, and then drives the rotating disc 1 to start rotating; when the gear 12 rotates reversely, under the limiting action of the pawl one 8, the ratchet wheel 7 remains stationary, and the pawl two 17 slides counterclockwise along the ratchet wheel 7. Precise multi-angle indexing control is realized, which greatly improves the efficiency and precision of the workbench in multi-station machining or assembly operation.

[0037] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A gage setting rotary table comprising a table body (6) characterised in that: The workbench body (6) is provided with a plurality of fixing mechanisms outside, a rotating shaft (2) is rotatably connected inside the workbench body (6), a limiting block (18) is fixedly connected inside the workbench body (6), and a driving assembly is arranged inside the workbench body (6); a rotating mechanism is arranged outside the rotating shaft (2). The fixing mechanism comprises a plurality of hollow columns (4), the hollow columns (4) are fixed outside the workbench body (6) and are symmetrically distributed, springs (20) are arranged inside the hollow columns (4), pistons (19) are slidably connected inside the hollow columns (4), push rods (3) are fixedly connected to the top of the pistons (19), and suction cups (11) are fixedly connected to the bottom of the hollow columns (4).

2. A gage dial rotary table according to claim 1 wherein: The rotating mechanism comprises a gear (12), the gear (12) is fixedly connected to the outside of the rotating shaft (2), an extension block (15) is fixedly connected to the outside of the gear (12), a ratchet pawl two (17) is rotatably connected to the top of the extension block (15), a torsion spring two (16) is arranged on the top of the extension block (15), a ratchet wheel (7) is connected to the outside of the rotating shaft (2) through a bearing, a rotating disc (1) is fixedly connected to the outside of the ratchet wheel (7), a fixed block (10) is fixedly connected inside the workbench body (6), a ratchet pawl one (8) is rotatably connected to the top of the fixed block (10), and a torsion spring one (9) is arranged on the top of the fixed block (10).

3. A gage dial swivel table according to claim 2 wherein: The driving assembly comprises a gas cylinder (5), the gas cylinder (5) is fixedly connected to the outside of the workbench body (6), and a rack (13) is fixedly connected to the output end of the gas cylinder (5); and a sliding rail (14) is fixedly connected inside the workbench body (6).

4. A gage dial rotary table according to claim 1 wherein: One end of the spring (20) is fixedly connected to the bottom of the piston (19), and the other end of the spring (20) abuts against the inner bottom wall of the hollow column (4).

5. A gage dial rotary table according to claim 1 wherein: The push rod (3) is slidably connected inside the hollow column (4), and a disc is fixedly connected to the end of the push rod (3) away from the piston (19).

6. A gage dial rotary table according to claim 2 wherein: The ratchet pawl two (17) and the ratchet pawl one (8) are engaged with the ratchet wheel (7), one end of the torsion spring two (16) is fixedly connected inside the extension block (15), the other end of the torsion spring two (16) abuts against the outside of the ratchet pawl two (17), and the ratchet pawl two (17) abuts against the limiting block (18).

7. A gage dial rotary table according to claim 2 wherein: One end of the torsion spring one (9) is fixedly connected inside the fixed block (10), and the other end of the torsion spring one (9) abuts against the outside of the ratchet pawl one (8).

8. A gage dial rotary table according to claim 3 wherein: The bottom of the rack (13) is slidably connected to the bottom of the sliding rail (14), and the rack (13) abuts against the gear (12).

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