Clamping device for punching contact pin for connector

Abstract

The utility model belongs to the technical field of production of contact pins for intelligent power grid connectors, and particularly relates to a clamping device for punching of contact pins for connectors, which comprises a chuck seat, a mounting seat is mounted on the chuck seat, a spring chuck is mounted in the mounting seat, the rear portion of the mounting seat is connected with a piston rod of an air cylinder through a connecting piece, and the piston rod of the air cylinder is connected with the chuck seat. The mounting seat comprises a fixed seat I and a fixed seat II, the fixed seat I and the fixed seat II are fixedly connected through a bolt, a piston seat is fixed in the fixed seat II, a mounting hole I is formed in the end part of the piston seat, a bearing is arranged in the mounting hole I, a sliding sleeve is fixed in an inner ring of the bearing, a spring chuck is arranged in the sliding sleeve, and a piston is arranged in the spring chuck. A sliding hole is formed in the piston seat, the spring chuck is arranged in the sliding hole, the end of the spring chuck is fixedly connected with the connecting sleeve, and the connecting sleeve is connected with a piston rod of the air cylinder through a connecting piece.

Description

Technical Field

[0001] The utility model relates to the technical field of production of plug pins for smart grid connectors, in particular to a clamping device for punching plug pins for connectors. Background Art

[0002] Currently, the pin punching for smart grid connectors is a special clamping device. Due to the complex design and high use requirements, most of them require fine processing and heat treatment. The time and cost of processing the vulnerable parts such as the jaws and chucks that need to be replaced later are high. Therefore, it is particularly important to design a simple, cheap and easy-to-maintain clamping device. Utility Model Content

[0003] The utility model provides a clamping device for punching holes with a connector pin.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A clamping device for punching a pin for a connector comprises a chuck seat, a mounting seat is mounted on the chuck seat, a spring chuck is mounted in the mounting seat, the rear portion of the mounting seat is connected to a cylinder piston rod via a connecting piece, the mounting seat comprises a fixing seat 1 and a fixing seat 2, the fixing seat 1 and the fixing seat 2 are fixedly connected via bolts, a piston seat is fixed inside the fixing seat 2, a mounting hole 1 is arranged at the end of the piston seat, a bearing is mounted in the mounting hole 1, a sliding sleeve is fixed in the inner ring of the bearing, a spring chuck is mounted in the sliding sleeve, a sliding hole is mounted in the piston seat, the spring chuck is arranged in the sliding hole, the end of the spring chuck is fixedly connected to a connecting sleeve, and the connecting sleeve is connected to the cylinder piston rod via a connecting piece.

[0006] Furthermore, a sealing ring 2 is provided between the fixing seat 1 and the piston seat.

[0007] Furthermore, a sealing ring 1 and a sealing ring 3 are installed between the piston seat and the fixing seat 2.

[0008] Furthermore, an annular locking ring is fixed to the end of the piston seat, and the locking ring is fixed to the piston seat by screws.

[0009] Furthermore, a connecting rod is provided at the end of the connecting sleeve, an external thread is provided on the connecting rod, and a nut is installed on the connecting rod through the thread.

[0010] Furthermore, one end of the connecting piece is fixedly connected to the cylinder piston rod, and the other end of the connecting piece is provided with a threaded hole, and the threaded hole is connected to the connecting rod.

[0011] Furthermore, the pneumatic cylinder is provided with a plurality of cylinder connecting rods, the ends of which are fixedly connected to the chuck seat.

[0012] Furthermore, a screw is mounted on the second fixing seat, and a nut second and a nut third are mounted on the screw.

[0013] Furthermore, a gasket is provided between the first fixing seat and the second fixing seat.

[0014] Advantages: The utility model controls the retraction of the cylinder piston rod through the pneumatic cylinder, and the cylinder piston rod drives the spring chuck to retract inward in the sliding sleeve through the connecting piece and the connecting sleeve, and the tapered hole in the sliding sleeve cooperates with the tapered head of the spring chuck, so that the center hole of the spring chuck becomes larger, and the smart grid connector pin is inserted into the center hole of the spring chuck; and controls the pneumatic cylinder to control the extension of the cylinder piston rod, and the cylinder piston rod drives the spring chuck to extend outward in the sliding sleeve through the connecting piece and the connecting sleeve, and the tapered hole in the sliding sleeve cooperates with the tapered head of the spring chuck, and the tapered hole in the sliding sleeve squeezes the tapered head of the spring chuck, so that the center hole of the spring chuck becomes smaller, so that the spring chuck clamps the smart grid connector pin therein. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a cross-sectional view of the mounting seat in the utility model.

[0017] In the figure: 1 spring chuck, 2 mounting seat, 3 chuck seat, 4 cylinder connecting rod, 5 pneumatic cylinder, 6 connecting piece,

[0018] 201 fixing seat 1, 202 piston seat, 203 sealing ring 1, 204 sealing ring 2, 205 fixing seat 2, 206 gasket, 208 sealing ring 3, 209 sliding sleeve, 210 bearing, 211 locking ring, 212 connecting rod, 213 connecting sleeve, 214 nut 1, 215 nut 2, 216 screw rod, 217 nut 3, 218 screw. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1-2 A clamping device for punching a pin for a connector comprises a chuck seat 3, a mounting seat 2 is mounted on the chuck seat 3, a spring chuck 1 is mounted in the mounting seat 2, the rear portion of the mounting seat 2 is connected to a cylinder piston rod via a connecting piece 6, the mounting seat 2 comprises a fixing seat 1 201 and a fixing seat 2 205, the fixing seat 1 201 and the fixing seat 2 205 are fixedly connected via bolts, a piston seat 202 is fixed inside the fixing seat 205, a mounting hole 1 is arranged at the end of the piston seat 202, a bearing 210 is mounted in the mounting hole 1, a sliding sleeve 209 is fixed in the inner ring of the bearing 210, a spring chuck 1 is mounted in the sliding sleeve 209, a sliding hole is mounted in the piston seat 202, the spring chuck 1 is arranged in the sliding hole, the end of the spring chuck 1 is fixedly connected to a connecting sleeve 213, and the connecting sleeve 213 is connected to the cylinder piston rod via a connecting piece 6.

[0022] A sealing ring 204 is arranged between the fixing seat 1 201 and the piston seat 202. A sealing ring 1 203 and a sealing ring 3 208 are arranged between the piston seat 202 and the fixing seat 205. An annular locking ring 211 is fixed to the end of the piston seat 202, and the locking ring 211 is fixed to the piston seat 202 by a screw 218. A connecting rod 212 is arranged at the end of the connecting sleeve 213, and an external thread is arranged on the connecting rod 212, and a nut 1 214 is arranged on the connecting rod 212 through a thread. One end of the connecting member 6 is fixedly connected to the cylinder piston rod, and the other end of the connecting member 6 is provided with a threaded hole, and the threaded hole is connected to the connecting rod 212. A plurality of cylinder connecting rods 4 are arranged on the pneumatic cylinder 5, and the end of the cylinder connecting rod 4 is fixedly connected to the chuck seat 3, and a screw rod 216 is arranged on the fixing seat 205, and a nut 215 and a nut 3 217 are arranged on the screw rod 216. A gasket 206 is disposed between the first fixing seat 201 and the second fixing seat 205 .

[0023] During use, the pneumatic cylinder 5 is used to control the cylinder piston rod to retract, and the cylinder piston rod drives the spring chuck 1 to retract inward in the sliding sleeve 209 through the connecting piece 6 and the connecting sleeve 213, and the tapered hole in the sliding sleeve 209 cooperates with the tapered head of the spring chuck 1, so that the center hole of the spring chuck 1 becomes larger, and the smart grid connector pin is inserted into the center hole of the spring chuck 1; and the pneumatic cylinder 5 is controlled to control the cylinder piston rod to extend, and the cylinder piston rod drives the spring chuck 1 to extend outward in the sliding sleeve 209 through the connecting piece 6 and the connecting sleeve 213, and the tapered hole in the sliding sleeve 209 cooperates with the tapered head of the spring chuck 1, and the tapered hole in the sliding sleeve 209 squeezes the tapered head of the spring chuck 1, so that the center hole of the spring chuck 1 becomes smaller, so that the spring chuck 1 clamps the smart grid connector pin therein, and then the punching process is completed.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A clamping device for punching a pin of a connector, characterized in that: It includes a chuck seat, a mounting seat is installed on the chuck seat, a spring chuck is installed in the mounting seat, the rear part of the mounting seat is connected to the cylinder piston rod through a connecting piece, the mounting seat includes a fixed seat one and a fixed seat two, the fixed seat one and the fixed seat two are fixedly connected by bolts, a piston seat is fixed inside the fixed seat two, a mounting hole one is provided at the end of the piston seat, a bearing is installed in the mounting hole one, a sliding sleeve is fixed in the inner ring of the bearing, a spring chuck is installed in the sliding sleeve, a sliding hole is provided in the piston seat, the spring chuck is arranged in the sliding hole, the end of the spring chuck is fixedly connected to the connecting sleeve, and the connecting sleeve is connected to the cylinder piston rod through a connecting piece.

2. A clamping device for punching a connector pin according to claim 1, characterized in that: A sealing ring 2 is arranged between the fixing seat 1 and the piston seat.

3. A clamping device for punching a connector pin according to claim 1, characterized in that: A sealing ring 1 and a sealing ring 3 are arranged between the piston seat and the fixing seat 2.

4. A clamping device for punching a connector pin according to claim 1, characterized in that: An annular locking ring is fixed to the end of the piston seat, and the locking ring is fixed to the piston seat by screws.

5. A clamping device for punching a connector pin according to claim 1, characterized in that: A connecting rod is arranged at the end of the connecting sleeve, an external thread is arranged on the connecting rod, and a nut is arranged on the connecting rod through the thread.

6. A clamping device for punching a connector pin according to claim 1, characterized in that: One end of the connecting piece is fixedly connected to the cylinder piston rod, and the other end of the connecting piece is provided with a threaded hole, and the threaded hole is connected to the connecting rod.

7. A clamping device for punching a connector pin according to claim 1, characterized in that: A plurality of cylinder connecting rods are arranged on the pneumatic cylinder, and the ends of the cylinder connecting rods are fixedly connected with the chuck seat.

8. A clamping device for punching a connector pin according to claim 1, characterized in that: The second fixing seat is provided with a screw rod, and the second and third nuts are provided with the screw rod.

9. A clamping device for punching a connector pin according to claim 1, characterized in that: A gasket is arranged between the first fixing seat and the second fixing seat.

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