Tool turret clamping station partition pneumatic control device

Abstract

The utility model relates to a tool turret clamping station partition pneumatic control device. The problem that in the prior art, pneumatic clamping force of a pneumatic clamping station on a tool turret is difficult to adjust according to the specification of a tool is solved. The device comprises a pneumatic air supply pipe, the pneumatic air supply pipe is connected with a pneumatic flow dividing valve arranged at the upper end of an assembly frame body, the circumferential inner side of the assembly frame body is divided into four flow dividing areas through sealing partition plates, and a plurality of pneumatic flow dividing structures perpendicular to one ends of the sealing partition plates are arranged on the circumferential inner wall of the assembly frame body; one end of the pneumatic flow dividing structure communicates with the pneumatic flow dividing valve through a compressed air guide-in assembly, an opening and closing valve is arranged on the compressed air guide-in assembly and connected with the control module, and an air pressure detection module connected with the control module is arranged in each flow dividing area. The pneumatic feeding device has the advantages that partitioned pneumatic feeding and control can be achieved, the purpose of flexibly adjusting the clamping force of each clamping station is achieved, and the using effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a turret clamping station partition pneumatic control device. Background Art

[0002] The power turret, also known as the CNC turret or lathe tool rest, is an accessory used on a lathe and is an important component for placing tools. A variety of different tools are assembled on a tool disc to form a turret, and the workpiece is processed by rotating the tool disc to replace the required tool. This effectively solves the cumbersome process caused by tool replacement and saves time and cost. However, in the prior art, no pneumatic device is installed in the power turret, which makes it impossible to use the pneumatic clamp, and the pneumatic device installed directly will cause the air pipe and wire pipe on the clamp to rotate with the turret, causing entanglement and affecting normal use; in addition, it is difficult for the pneumatic clamping station on the existing turret to adjust the pneumatic clamping force according to the tool specifications, and the flexibility of use is poor.

[0003] In order to solve the deficiencies of the existing technology, people have conducted long-term exploration and proposed various solutions. For example, a Chinese patent document discloses a multi-station pneumatic clamping device on a turret [CN202310206995.6], which includes a power turret, a cutter body with a plurality of stations circumferentially arranged at the lower end of the power turret, at least one pneumatic clamping assembly corresponding to the station and having two clamping jaws is arranged on the outer side of the cutter body, and a pneumatic drive mechanism is arranged on the inner side of the power turret to drive the cutter body to rotate circumferentially and / or drive the two clamping jaws of the pneumatic clamping jaw assembly to open and close.

[0004] The above solution solves to a certain extent the problem in the prior art that it is difficult to use pneumatic clamps in power turrets and the clamp pipelines are easily entangled. However, the solution still has many shortcomings, such as: it is difficult to adjust the pneumatic clamping force according to the tool specifications and the flexibility of use is poor. Summary of the invention

[0005] The utility model aims to solve the above problems and provides a turret clamping station partition pneumatic control device.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a turret clamping station partition pneumatic control device, including a pneumatic air supply pipe, the pneumatic air supply pipe is connected to a pneumatic diverter valve arranged at the upper end of an assembly frame, the circumferential inner side of the assembly frame is divided into four diversion areas by a vertically arranged sealing partition, the circumferential inner wall of the assembly frame is provided with a plurality of pneumatic diversion structures which are vertically arranged to one end of the sealing partition, and the pneumatic holes on both sides of the pneumatic diversion structure are respectively arranged in two adjacent diversion areas, one end of the pneumatic diversion structure is interconnected with the pneumatic diverter valve through a compressed air introduction component, and an opening and closing valve is provided on the compressed air introduction component, the opening and closing valve is connected to a control module, and an air pressure detection module connected to the control module is provided in each diversion area.

[0007] The assembly frame is divided into different diversion areas by a sealing partition, and compressed air is introduced into different diversion areas through a pneumatic diversion structure and a compressed air introduction component. At the same time, an air pressure detection module is used to detect the air pressure in each diversion area. When the air pressure is lower than the set value, the compressed air supply is automatically closed by an opening and closing valve. This can not only effectively ensure the stability of the air pressure, but also automatically provide compressed air supply according to actual conditions, and has a good use effect.

[0008] In the above-mentioned pneumatic control device for zoning the turret clamping station, the pneumatic diversion structure includes an air pressure diversion plate, which has a guide cavity on the inner side of the circumference, and one end of the above-mentioned sealing partition is inserted into the guide cavity to divide the guide cavity into air guide half-cavities respectively arranged toward the corresponding diversion areas, and the air guide half-cavities are all connected to the air supply structure, and the air supply structure and the compressed air inlet assembly are interconnected.

[0009] This arrangement enables compressed air to be added to both sides of the diversion area at the same time, ensuring the uniformity of the aerodynamic force.

[0010] In the above-mentioned turret clamping station partition pneumatic control device, the air supply structure includes an air guide tube body arranged between the air pressure diversion plate and the compressed air introduction component, the air guide tube body is connected to the air guide half chamber through a connecting tube, and a solenoid valve is provided on the connecting tube, and the solenoid valve is connected to the control module.

[0011] The electromagnetic valve can be used to open and close the compressed air supply to the air-guiding half chamber respectively, and the clamping pneumatic force can be flexibly provided according to actual conditions.

[0012] In the above-mentioned pneumatic control device for partitioning the turret clamping station, the compressed air introduction component includes a connecting frame arranged on the circumferential outer wall of the assembly frame, the connecting frame has an air compression chamber on the circumferential inner side, and the air compression chamber has a tube connecting hole on the outer side, and the tube connecting hole is connected to the pneumatic diverter valve through an air delivery tube.

[0013] The provision of the air compression chamber can prevent the interruption of compressed air supply and store excess compressed air before supply.

[0014] In the above-mentioned turret clamping station partition pneumatic control device, the air delivery pipe is arranged in an L shape and the above-mentioned opening and closing valve is arranged on the air delivery pipe.

[0015] In the above-mentioned turret clamping station partition pneumatic control device, a longitudinally arranged connecting column is provided in the middle of the assembly frame and at the intersection of the sealing partition. The upper end of the connecting column on the inner side of the circumference has a connecting through hole, and the assembly frame is connected to the frame cover through the connecting through hole.

[0016] In the above-mentioned turret clamping station partition pneumatic control device, the sealing partition is fixedly connected to the connecting column.

[0017] Such an arrangement enables the connecting column to drive the assembly frame to rotate synchronously.

[0018] In the above-mentioned turret clamping station partition pneumatic control device, a rotating shaft capable of driving the assembly frame to rotate synchronously is inserted at the bottom of the connecting column, and the rotating shaft is connected to the driving motor.

[0019] In the above-mentioned pneumatic control device for turret clamping station partition, the pneumatic diverter valve includes a main body, a rotating bearing is provided at the upper end of the main body, and air guide holes connected to the air delivery pipe are respectively provided at the lower end of the main body.

[0020] The setting of the rotating bearing can ensure that the pneumatic air supply pipe is not affected when the assembly frame rotates.

[0021] In the above-mentioned turret clamping station partition pneumatic control device, a sealing slot is provided at the upper end of the sealing partition, and a plurality of plug-in protrusions corresponding to the sealing slots are provided at the lower end of the frame cover. Such a configuration can effectively ensure the sealing effect.

[0022] Compared with the existing technology, the advantages of the utility model are: reasonable design and simple structure. It can not only realize uniform compressed air supply in the diversion area, but also can timely detect the air pressure in the diversion area, so as to adjust the pneumatic clamping force. When the compressed air content reaches the set value, the solenoid valve is used to automatically shut down the supply channel. The degree of automation is high, and the zoned supply method of compressed air can effectively increase the compressed air filling speed and enhance the response effect of pneumatic control. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a side view of the utility model;

[0025] Figure 3 It is a top view of the assembly frame in the utility model;

[0026] Figure 4 It is a schematic diagram of a local structure in the utility model;

[0027] Figure 5 It is a schematic diagram of the structure of the air pressure diverter plate in the utility model;

[0028] Figure 6 It is a schematic diagram of the assembly structure of the connecting column in the utility model;

[0029] Figure 7 It is a schematic diagram of the structure of the pneumatic diverter valve in the utility model.

[0030] In the figure, there are pneumatic air supply pipe 1, assembly frame 2, sealing partition 21, sealing slot 211, diversion area 22, connecting column 23, connecting through hole 24, frame cover 25, plug-in protrusion 251, rotating shaft 26, driving motor 27, pneumatic diverter valve 3, main body 31, rotating bearing 32, air guide hole 33, pneumatic diversion structure 4, pneumatic hole 41, air pressure diverter plate 42, guide inner cavity 43, air guide half cavity 44, compressed air introduction component 5, opening and closing valve 51, connecting frame 52, air compression cavity 53, pipe body connecting hole 54, air delivery pipe 55, air pressure detection module 6, air supply structure 7, air guide pipe body 71, connecting pipe 72, and solenoid valve 73. DETAILED DESCRIPTION

[0031] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] like Figure 1-7 As shown, a turret clamping station partition pneumatic control device includes a pneumatic air supply pipe 1, which is connected to a pneumatic diverter valve 3 arranged at the upper end of an assembly frame 2. The inner circumferential side of the assembly frame 2 is divided into four diverter areas 22 by a vertically arranged sealing partition 21. The inner circumferential wall of the assembly frame 2 is provided with a plurality of pneumatic diverter structures 4 which are vertically arranged with one end of the sealing partition 21, and the pneumatic holes 41 on both sides of the pneumatic diverter structure 4 are respectively arranged in two adjacent diverter areas 22, one end of the pneumatic diverter structure 4 is interconnected with the pneumatic diverter valve 3 through a compressed air introduction component 5, and an opening and closing valve 51 is provided on the compressed air introduction component 5, and the opening and closing valve 51 is connected to the control module, and an air pressure detection module 6 connected to the control module is provided in each diverter area 22.

[0033] The bottom of the assembly frame 2 has an entry hole for the processing tool to extend into, and a plurality of diversion areas 22 are provided to improve the pneumatic transmission efficiency, and the pneumatic supply of zoned compressed air can achieve rapid pressure relief and clamping. When in use, compressed air is respectively filled into different diversion areas 22 through the pneumatic diversion structure 4. When the air pressure detection module 6 detects that the air pressure of the compressed air in a certain area reaches the set value, the corresponding supply channel is closed. In addition, a diversion area 22 adopts the supply of compressed air on both sides, which can effectively maintain the uniformity of the compressed air, thereby improving the stability of the pneumatic control.

[0034] Among them, the pneumatic diversion structure 4 includes an air pressure diversion plate 42, which has a guide cavity 43 on the inner side of the circumference, and one end of the above-mentioned sealing partition 21 is inserted into the guide cavity 43 to divide the guide cavity 43 into air guide half-cavities 44 respectively arranged toward the corresponding diversion areas 22, and the air guide half-cavities 44 are all connected to the air supply structure 7, and the air supply structure 7 and the compressed air inlet component 5 are interconnected.

[0035] The sealing partition 21 is used to isolate the gas between the diversion areas 22 to prevent the compressed air from infiltrating into each other, and the gas guiding half chambers 44 are isolated from each other.

[0036] Obviously, the air supply structure 7 includes an air guide tube body 71 arranged between the air pressure diverter plate 42 and the compressed air inlet assembly 5. The air guide tube body 71 is connected to the air guide half chamber 44 through a connecting tube 72, and a solenoid valve 73 is provided on the connecting tube 72, and the solenoid valve 73 is connected to the control module.

[0037] The solenoid valve 73 is used to control the supply of compressed air to a single side of the air pressure diverter plate 72 .

[0038] It can be seen that the compressed air introduction component 5 includes a connecting frame 52 arranged on the circumferential outer wall of the assembly frame 2, the connecting frame 52 has an air compression chamber 53 on the circumferential inner side, and the air compression chamber 53 has a tube connecting hole 54 on the outer side, and the tube connecting hole 54 is connected to the pneumatic diverter valve 3 through an air delivery pipe 55.

[0039] The air compression chamber 53 is used for pre-storing compressed air to prevent the interruption of pneumatic force when reopening after shutting down, thereby improving the pneumatic control response speed.

[0040] Furthermore, the air delivery pipe 55 is arranged in an L shape and the above-mentioned opening and closing valve 51 is arranged on the air delivery pipe 55.

[0041] The opening and closing valve 51 is used to close the air delivery pipe 55 to release the pressure when stopping clamping.

[0042] Specifically, a longitudinally arranged connecting column 23 is provided in the middle of the assembly frame 2 and at the intersection of the sealing partition 21 . The connecting column 23 has a connecting through hole 24 at the circumferential inner upper end, and the assembly frame 2 is connected to the frame cover 25 through the connecting through hole 24 .

[0043] The frame cover plate 25 is inserted into the connecting through hole 24 via an inserting rod.

[0044] Furthermore, the sealing partition 21 and the connecting column 23 are fixedly connected.

[0045] More specifically, a rotating shaft 26 capable of driving the assembly frame 2 to rotate synchronously is inserted into the bottom of the connecting column 23 , and the rotating shaft 26 is connected to a driving motor 27 .

[0046] The driving motor 27 is used to drive the assembly frame 2 to rotate, and the clamping stations in the diversion area 22 move to different positions.

[0047] In detail, the pneumatic diverter valve 3 includes a main body 31 , a rotary bearing 32 is disposed at the upper end of the main body 31 , and air guide holes 33 connected to the air delivery pipe 55 are respectively disposed at the lower end of the main body 31 .

[0048] Preferably, a sealing slot 211 is provided at the upper end of the sealing partition 21, and a plurality of plug-in protrusions 251 corresponding to the sealing slots 211 are provided at the bottom of the frame cover 25. This arrangement is used to further enhance the sealing effect.

[0049] To sum up, the principle of this embodiment is: compressed air is delivered to the pneumatic diverter valve 3 through the pneumatic air supply pipe 1, the pneumatic diverter valve 3 is filled with compressed air into the air guide tube body 71 through the air guide hole 33 and the air delivery pipe 55, the solenoid valve 73 is opened, and the compressed air is discharged from the pneumatic hole 41 to the corresponding diverter area 22, and the air pressure detection module 6 is used to detect the air pressure of the compressed air in the diverter area 22. When the compressed air in a certain diverter area 22 reaches the set value, the solenoid valves 73 on both sides of the same diverter area 22 are closed to stop the supply of compressed air. Not only can the uniform supply of compressed air be achieved, but also the air pressure can be accurately controlled, so that the clamping force of different clamping stations can be flexibly adjusted in different areas, and the use effect is good.

[0050] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0051] Although the present invention uses more terms such as pneumatic air supply pipe 1, assembly frame 2, sealing partition 21, sealing slot 211, diversion area 22, connecting column 23, connecting through hole 24, frame cover 25, plug-in protrusion 251, rotating shaft 26, driving motor 27, pneumatic diverter valve 3, main body 31, rotating bearing 32, air guide hole 33, pneumatic diverter structure 4, pneumatic hole 41, air pressure diverter plate 42, diversion inner cavity 43, air guide half cavity 44, compressed air introduction component 5, opening and closing valve 51, connecting frame 52, air compression cavity 53, pipe body connecting hole 54, air delivery pipe 55, air pressure detection module 6, air supply structure 7, air guide pipe body 71, connecting pipe 72, solenoid valve 73, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A turret clamping station partition pneumatic control device, comprising a pneumatic air supply pipe (1), wherein the pneumatic air supply pipe (1) is connected to a pneumatic diverter valve (3) arranged at the upper end of an assembly frame (2), wherein the inner side of the assembly frame (2) is divided into four diverter areas (22) by a vertically arranged sealing partition (21), characterized in that: The circumferential inner wall of the assembly frame (2) is provided with a plurality of pneumatic diversion structures (4) which are arranged perpendicularly to one end of the sealing partition (21), and the pneumatic holes (41) on both sides of the pneumatic diversion structure (4) are respectively arranged in two adjacent diversion areas (22), one end of the pneumatic diversion structure (4) is interconnected with the pneumatic diversion valve (3) through a compressed air introduction component (5), and the compressed air introduction component (5) is provided with an opening and closing valve (51), the opening and closing valve (51) is connected to the control module, and each diversion area (22) is provided with an air pressure detection module (6) connected to the control module.

2. A turret clamping station partition pneumatic control device according to claim 1, characterized in that: The pneumatic diversion structure (4) comprises an air pressure diversion plate (42), the air pressure diversion plate (42) has a guide cavity (43) on the inner side in the circumferential direction, and one end of the sealing partition (21) is inserted into the guide cavity (43) to divide the guide cavity (43) into air guide half cavities (44) respectively arranged toward the corresponding diversion areas (22), and the air guide half cavities (44) are all connected to the air supply structure (7), and the air supply structure (7) and the compressed air introduction component (5) are interconnected.

3. A turret clamping station partition pneumatic control device according to claim 2, characterized in that: The air supply structure (7) comprises an air guide tube body (71) arranged between an air pressure distribution plate (42) and a compressed air introduction component (5); the air guide tube body (71) is connected to the air guide half chamber (44) via a connecting tube (72); an electromagnetic valve (73) is provided on the connecting tube (72); and the electromagnetic valve (73) is connected to a control module.

4. A turret clamping station partition pneumatic control device according to claim 3, characterized in that: The compressed air introduction component (5) comprises a connecting frame (52) arranged on the circumferential outer wall of the assembly frame (2); the connecting frame (52) has an air compression chamber (53) on the circumferential inner side, and a tube connecting hole (54) is provided on the outer side of the air compression chamber (53); the tube connecting hole (54) is connected to the pneumatic diverter valve (3) via an air delivery pipe (55).

5. A turret clamping station partition pneumatic control device according to claim 4, characterized in that: The air delivery pipe (55) is arranged in an L shape and the opening and closing valve (51) is arranged on the air delivery pipe (55).

6. A turret clamping station partition pneumatic control device according to claim 1, characterized in that: A longitudinally arranged connecting column (23) is provided in the middle of the assembly frame (2) and at the intersection of the sealing partition (21); a connecting through hole (24) is provided at the circumferential inner upper end of the connecting column (23); and the assembly frame (2) is connected to a frame cover (25) via the connecting through hole (24).

7. A turret clamping station partition pneumatic control device according to claim 6, characterized in that: The sealing partition (21) and the connecting column (23) are fixedly connected.

8. A turret clamping station partition pneumatic control device according to claim 7, characterized in that: A rotating shaft (26) capable of driving the assembly frame (2) to rotate synchronously is inserted at the bottom of the connecting column (23), and the rotating shaft (26) is connected to a driving motor (27).

9. A turret clamping station partition pneumatic control device according to claim 4, characterized in that: The pneumatic diverter valve (3) comprises a main pipe body (31), the upper end of which is provided with a rotary bearing (32), and the lower end of which is provided with air guide holes (33) connected to an air delivery pipe (55).

10. A turret clamping station partition pneumatic control device according to claim 6, characterized in that: The upper end of the sealing partition (21) is provided with a sealing slot (211), and the upper bottom of the frame cover (25) is provided with a plurality of plug-in protrusions (251) arranged in one-to-one correspondence with the sealing slots (211).

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