Thin-wall ring cone type metal and nonmetal clamping fixture

Abstract

The utility model relates to a thin-wall ring cone type metal and nonmetal clamping fixture which comprises a fixed base and a limiting sliding block, the inner wall of the fixed base is rotatably connected with a sliding seat, the inner side of the sliding seat is provided with an adjusting groove, and the bottom end of the inner wall of the adjusting groove is provided with a limiting sliding groove. Workpieces are clamped in a pneumatic mode, so that the clamp can adapt to thin-wall ring-cone parts of different sizes and shapes, metal materials and non-metal materials can be clamped at the same time, machining efficiency and machining precision are improved, the clamp conducts clamping in the pneumatic mode, and machining precision is improved by controlling on-off of airflow. Rapid clamping and releasing of the clamping base are achieved, the clamping efficiency and stability are improved, the overall structure is simple, manufacturing and using are convenient, through the design of the adjusting groove and the limiting sliding groove, automatic position adjusting of the clamping base is achieved, damage of clamping force to parts is reduced, and the machining quality of the parts is improved.

Description

Technical Field

[0001] The utility model relates to the field of mechanical processing, in particular to a thin-walled ring cone metal and non-metal clamping fixture. Background Art

[0002] The existing clamping method for thin-walled cone-shaped parts has the following problems: first, the clamping force of the clamp on the part is too large, which easily causes the part to deform; second, it is impossible to clamp metal and non-metal materials at the same time, resulting in low processing efficiency. In view of these problems, the present invention proposes a pneumatic thin-walled cone-shaped metal and non-metal clamping fixture. Utility Model Content

[0003] In order to solve the problems of the prior art, the utility model provides a thin-walled ring cone metal and non-metal clamping fixture.

[0004] In order to solve the above technical problems, the utility model is realized through the following technical solutions: a thin-walled ring cone metal and non-metal clamping fixture, comprising a fixed base and a limit slider, the inner wall of the fixed base is rotatably connected with a sliding seat, the inner side of the sliding seat is provided with an adjustment groove, the bottom end of the inner wall of the adjusting groove is provided with a limit slide groove, the inner wall of the limit slide groove is slidably connected with a connecting screw hole, the top of the limit slide groove is fixedly connected with a clamping seat, the bottom end of the inner wall of the limit slide groove is fixedly connected with an air cavity cylinder body, the output end of the air cavity cylinder body is fixedly connected with an output head, and the output The head is fixedly connected to the clamping seat, and a first connecting air cavity and a second connecting air cavity are provided inside the fixed base, and the first connecting air cavity and the second connecting air cavity are respectively sealed and connected to the sliding seat, an air cavity port of the air cavity cylinder is connected to a first connecting pipe, and another air cavity port of the air cavity cylinder is connected to a second connecting pipe, and a first air pipe end and a second air pipe end are fixedly connected to the outside of the fixed base, one end of the first connecting pipe is connected to the first air pipe end through the second connecting air cavity, and one end of the second connecting pipe is connected to the second air pipe end through the first connecting air cavity.

[0005] Preferably, the number of the clamping seats and the air cavity cylinder bodies are both set to three, and the clamping seats are equidistant from each other and distributed in a circular shape on the inner top end of the sliding seat.

[0006] Preferably, a connecting screw hole is provided inside the clamping seat, a bolt is connected to the inner wall thread sleeve of the connecting screw hole, and a clamping block is placed on the inner side of the clamping seat.

[0007] Preferably, a fixing screw hole is provided inside the clamping block, and the fixing screw hole is connected to the bolt through a threaded sleeve.

[0008] Preferably, one end of the first air pipe end is fixedly connected to the first air pipe, one end of the second air pipe end is fixedly connected to the second air pipe, one end of the first air pipe and the second air pipe are fixedly connected to the air pump output end through a solenoid valve group, and the solenoid valve is controlled and connected by a PLC controller.

[0009] The beneficial effects of the utility model are:

[0010] The utility model adopts pneumatic method to clamp the workpiece, so that the clamp can adapt to thin-walled cone parts of different sizes and shapes, and can clamp metal and non-metal materials at the same time, thereby improving processing efficiency and processing accuracy. The clamp adopts pneumatic method to clamp, and by controlling the on and off of airflow, the clamping seat can be quickly clamped and released, thereby improving clamping efficiency and stability. The overall structure is simple and convenient to manufacture and use. Through the design of the adjustment groove and the limit slide groove, the position of the clamping seat can be automatically adjusted, thereby reducing the damage to the parts by the clamping force and improving the processing quality of the parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0012] Figure 2 It is a partial cross-sectional schematic diagram of the overall structure of the utility model.

[0013] Figure 3 It is a schematic diagram of the air chamber cylinder body connection structure of the utility model.

[0014] Figure 4 It is a schematic diagram of the sliding seat connection structure of the utility model.

[0015] Figure 1-4 In: 1. Fixed base; 2. Sliding seat; 3. Adjusting slot; 4. First air pipe end; 5. Second air pipe end; 6. Clamping seat; 7. Air chamber cylinder; 8. Clamping block; 21. Limiting slide slot; 41. First air pipe; 51. Second air pipe; 61. Limiting slider; 62. Connecting screw hole; 63. Bolt; 71. First connecting pipe; 72. Second connecting pipe; 73. Output head; 81. Fixed screw hole; 11. First connecting air chamber; 12. Second connecting air chamber. DETAILED DESCRIPTION

[0016] 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.

[0017] like Figure 1-4 The thin-walled ring cone metal and non-metal clamping fixture shown in the figure includes a fixed base 1 and a limit slider 61, the inner wall of the fixed base 1 is rotatably connected to a sliding seat 2, the inner side of the sliding seat 2 is provided with an adjustment groove 3, the inner wall bottom end of the adjustment groove 3 is provided with a limit slider 21, the inner wall of the limit slider 21 is slidably connected to a connecting screw hole 62, the top of the limit slider 61 is fixedly connected to a clamping seat 6, the inner wall bottom end of the limit slider 21 is fixedly connected to an air cavity cylinder 7, and the output end of the air cavity cylinder 7 is fixedly connected There is an output head 73, which is fixedly connected to the clamping seat 6. The interior of the fixed base 1 is provided with a first connecting air cavity 11 and a second connecting air cavity 12, which are respectively sealed and connected to the sliding seat 2. One air cavity port of the air cavity cylinder 7 is connected to a first connecting pipe 71, and the other air cavity port of the air cavity cylinder 7 is connected to a second connecting pipe 72. The outer side of the fixed base 1 is fixedly connected to a first air pipe end 4 and a second air pipe end 5. One end of the first connecting pipe 71 is connected to the first connecting pipe 71. The second connecting air cavity 12 is connected with the first air pipe end 4, and one end of the second connecting pipe 72 is connected with the second air pipe end 5 through the first connecting air cavity 11. When the workpiece needs to be clamped, the second air pipe 51 is connected and the first air pipe 41 is blocked by controlling the solenoid valve group. At this time, the high-pressure airflow is output to the inner side of the air cavity cylinder body 7 through the second air pipe 51, the first connecting air cavity 11, and the second connecting pipe 72, thereby driving the output head 73 to retract outward, thereby driving the multiple clamping seats 6 to slide outward and separate from each other. At this time, the workpiece can be inserted into the inner side of the clamping block 8. At this time, the solenoid valve group is controlled to block the second air pipe 51 and connect the first air pipe 41. At this time, the high-pressure airflow is output to the other side of the inner side of the air cavity cylinder body 7 through the first air pipe 41, the first connecting air cavity 12, and the first connecting pipe 71, thereby driving the output head 73 to slide inward, thereby driving the multiple clamping seats 6 to slide inward, and clamping and fixing the workpiece inside.

[0018] The fixed base 1 is fixedly connected to the processing equipment as a whole, and the inner sliding base 2 is fixedly connected to the main shaft of the processing equipment.

[0019] The number of the clamping seat 6 and the air chamber cylinder body 7 is set to three. The clamping seat 6 and the clamping seat 6 are equidistantly distributed in a circular ring shape on the inner top of the sliding seat 2. A connecting screw hole 62 is provided inside the clamping seat 6. The inner wall thread sleeve of the connecting screw hole 62 is connected with a bolt 63. A clamping block 8 is placed on the inner side of the clamping seat 6. The clamping block 8 is used to contact and clamp the workpiece.

[0020] A fixing screw hole 81 is provided inside the clamping block 8, and the fixing screw hole 81 is connected to the bolt 63 by a threaded sleeve. One end of the first air pipe terminal 4 is fixedly connected to the first air pipe 41, and one end of the second air pipe terminal 5 is fixedly connected to the second air pipe 51. One end of the first air pipe 41 and the second air pipe 51 are fixedly connected to the output end of the air pump through a solenoid valve group. The solenoid valve is controlled and connected by a PLC controller. The PLC controller controls the solenoid valve group to further control the movement of the air chamber cylinder 7, thereby further controlling the movement of the clamping block 8.

[0021] In summary, the utility model has the following working principle: when in use, by fixing the fixed base 1 with the main shaft of the processing device, the first air pipe 41 and the second air pipe 51 are fixedly connected to the air pump output end through the electromagnetic valve group, and the PLC output end is electrically connected to the electromagnetic valve group. When the workpiece needs to be clamped, the electromagnetic valve group is controlled to connect the second air pipe 51 and block the first air pipe 41. At this time, the high-pressure air flow is output to the inner side of the air chamber cylinder body 7 through the second air pipe 51, the first connecting air cavity 11, and the second connecting pipe 72, thereby driving the output The head 73 retracts outward, thereby driving the multiple clamping seats 6 to slide outward and separate from each other. At this time, the workpiece can be inserted into the inner side of the clamping block 8. At this time, the solenoid valve group is controlled to block the second air pipe 51 and connect the first air pipe 41. At this time, the high-pressure airflow is output to the other side of the air cavity cylinder body 7 through the first air pipe 41, the first connecting air cavity, the second connecting air cavity 12, and the first connecting pipe 71, thereby driving the output head 73 to slide inward, and then driving the multiple clamping seats 6 to slide inward, clamping and fixing the workpiece inside, thus completing the overall working process of the device.

[0022] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thin-walled cone-shaped metal and non-metal clamping fixture, comprising a fixed base (1) and a limit slider (61), characterized in that: The inner wall of the fixed base (1) is rotatably connected to a sliding base (2), an adjusting groove (3) is provided on the inner side of the sliding base (2), a limiting sliding groove (21) is provided at the bottom end of the inner wall of the adjusting groove (3), a connecting screw hole (62) is slidably connected to the inner wall of the limiting sliding groove (21), a clamping base (6) is fixedly connected to the top end of the limiting sliding block (61), an air cavity cylinder (7) is fixedly connected to the bottom end of the inner wall of the limiting sliding groove (21), an output head (73) is fixedly connected to the output end of the air cavity cylinder (7), and the output head (73) is fixedly connected to the clamping base (6), and a first connecting air cavity (11) is provided inside the fixed base (1) and connected to the first connecting air cavity (11) and the second connecting air cavity (11). A second connecting air cavity (12), the first connecting air cavity (11) and the second connecting air cavity (12) are respectively sealedly connected to the sliding seat (2), one air cavity port of the air cavity cylinder (7) is connected to a first connecting pipe (71), and the other air cavity port of the air cavity cylinder (7) is connected to a second connecting pipe (72), and the outer side of the fixed base (1) is fixedly connected to a first air pipe end (4) and a second air pipe end (5), one end of the first connecting pipe (71) is connected to the first air pipe end (4) through the second connecting air cavity (12), and one end of the second connecting pipe (72) is connected to the second air pipe end (5) through the first connecting air cavity (11).

2. A thin-walled cone-shaped metal and non-metal clamping fixture according to claim 1, characterized in that: The number of the clamping seats (6) and the air chamber cylinder bodies (7) are both set to three, and the clamping seats (6) are equidistantly distributed in a circular ring shape on the inner top end of the sliding seat (2).

3. A thin-walled cone-shaped metal and non-metal clamping fixture according to claim 1, characterized in that: A connecting screw hole (62) is provided inside the clamping seat (6), a bolt (63) is connected to the inner wall of the connecting screw hole (62) through a threaded sleeve, and a clamping block (8) is placed inside the clamping seat (6).

4. A thin-walled cone-shaped metal and non-metal clamping fixture according to claim 3, characterized in that: A fixing screw hole (81) is provided inside the clamping block (8), and the fixing screw hole (81) is connected to the bolt (63) via a threaded sleeve.

5. The thin-walled cone-shaped metal and non-metal clamping fixture according to claim 1, characterized in that: One end of the first air pipe end (4) is fixedly connected to a first air pipe (41), one end of the second air pipe end (5) is fixedly connected to a second air pipe (51), and one end of the first air pipe (41) and the second air pipe (51) are fixedly connected to an output end of an air pump via a solenoid valve group, and the solenoid valves are controlled and connected by a PLC controller.

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