Sealing ring shaping device

Abstract

The utility model discloses a sealing ring shaping device which comprises a base and a first pressing piece installed on the base, the first pressing piece is rotationally connected with a second pressing piece, the first pressing piece is provided with a first limiting groove, the second pressing piece is provided with a second limiting groove, the second pressing piece is provided with a handle, and when the handle is rotated, the first limiting groove is matched with the second limiting groove. The first limiting groove and the second limiting groove are matched to form a containing cavity used for clamping a workpiece. The first pressing block and the second pressing block which correspond to each other are selected according to the shape of a workpiece, an operator puts the workpiece with external sealing ring combination defects into the first limiting groove and then holds the handle to rotate the second pressing piece, so that the first pressing block and the second pressing block are attached to each other, and the workpiece is clamped in the containing cavity; the first limiting groove and the second limiting groove extrude the sealing ring, so that the sealing ring is smoothly embedded into an embedding groove preset in the periphery of the workpiece, and the synchronous shaping device can adapt to synchronous shaping treatment of one or more sealing rings.

Description

Technical Field

[0001] The utility model relates to the technical field of steering gear parts, in particular to a sealing ring shaping device. Background Art

[0002] At present, the outer wall of the screw of the recirculating ball steering gear needs to be embedded with a sealing ring. The operator presses the sealing ring into the reserved groove on the screw with both hands. Since the sealing ring has appropriate elasticity, elastic deformation will occur after mutual extrusion during assembly, which may easily cause the sealing ring to not be completely embedded in the reserved groove, resulting in a missing ring phenomenon and defective products. Furthermore, if the missing ring phenomenon occurs, additional tools are required to squeeze the sealing rings back into the reserved groove one by one, which is a cumbersome operation. Utility Model Content

[0003] In view of the above problems, the utility model proposes a sealing ring shaping device, which squeezes the sealing ring through a first limiting groove and a second limiting groove, so that the sealing ring is smoothly embedded in a preset embedding groove on the periphery of a workpiece, and can adapt to the synchronous shaping processing of multiple sealing rings.

[0004] The technical solution adopted by the utility model is as follows: a sealing ring shaping device includes a base and a first pressure piece installed on the base, the first pressure piece is rotatably connected to a second pressure piece, the first pressure piece is provided with a first limiting groove, the second pressure piece is provided with a second limiting groove, and the second pressure piece is provided with a handle. When the handle is rotated, the first limiting groove cooperates with the second limiting groove to form a cavity for clamping a workpiece.

[0005] Optionally, the first pressing member includes a first pressing block and a first limiting block detachably connected to the first pressing block, the first pressing block is mounted on a base, and the first limiting block is provided with the first limiting groove.

[0006] Optionally, the second pressing member includes a second pressing block and a second limiting block detachably connected to the second pressing block, one end of the second pressing block is rotatably connected to the first pressing block, the other end of the second pressing block is provided with the handle, and the second limiting block is provided with the second limiting groove.

[0007] Optionally, the first pressing block is provided with a first connecting block, the first connecting block is provided with a groove, the second pressing block is provided with a second connecting block matching the groove, and the first connecting block and the second connecting block are connected via a pin shaft.

[0008] Optionally, the first connecting block is provided with a first through hole, the second connecting block is provided with a second through hole corresponding to and connected with the first through hole, and the pin shaft cooperates with the first through hole and the second through hole respectively.

[0009] Optionally, the first pressing block and the first limiting block, and the second pressing block and the second limiting block are respectively connected via first screws, and the first screws are respectively located inside the first limiting block and the second limiting block.

[0010] Optionally, a cushion block is provided on the base, and the cushion block is coaxially arranged with the cavity.

[0011] Optionally, the cushion block is detachably connected to the base via a second screw, and the cushion block is provided with a countersunk hole for accommodating the second screw.

[0012] The beneficial effect of the utility model is as follows: first, according to the shape of the workpiece, the corresponding first pressing block and second pressing block are selected, the operator puts the workpiece with the external sealing ring bonding defect into the first limiting groove, and then holds the handle to rotate the second pressing piece to make the first pressing block and the second pressing block fit each other, so that the workpiece is clamped in the cavity, and the first limiting groove and the second limiting groove squeeze the sealing ring so that the sealing ring is smoothly embedded in the preset embedding groove on the periphery of the workpiece, and can adapt to the synchronous shaping processing of one or more sealing rings. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the structure of the sealing ring shaping device proposed in an embodiment of the utility model;

[0014] Figure 2 An exploded view of the sealing ring shaping device proposed in an embodiment of the utility model;

[0015] Figure 3 A schematic diagram of the adaptation of the sealing ring shaping device and the workpiece proposed in an embodiment of the utility model.

[0016] The marks in the accompanying drawings are: 1. base; 2. first pressure piece; 21. first pressure block; 211. first connecting block; 212. groove; 22. first limiting block; 221. first limiting groove; 3. second pressure piece; 31. second pressure block; 311. second connecting block; 32. second limiting block; 321. second limiting groove; 4. handle; 5. pin; 6. spacer; 61. countersunk hole; 7. workpiece; 8. sealing ring. DETAILED DESCRIPTION

[0017] The utility model is described in detail below in conjunction with the accompanying drawings.

[0018] like Figures 1 to 3As shown, a sealing ring 8 shaping device comprises a base 1 and a first pressing piece 2 mounted on the base 1, wherein the first pressing piece 2 is rotatably connected to a second pressing piece 3, the first pressing piece 2 is provided with a first limiting groove 221, the second pressing piece 3 is provided with a second limiting groove 321, and the second pressing piece 3 is provided with a handle 4. When the handle 4 is rotated, the first limiting groove 221 cooperates with the second limiting groove 321 to form a cavity for clamping a workpiece 7. First, according to the shape of the workpiece 7, the corresponding first pressing block 21 and the second pressing block 31 are selected, and the operator puts the workpiece 7 with the external sealing ring 8 bonding defect into the first limiting groove 221, and then holds the handle 4 to rotate the second pressing piece 3, so that the first pressing block 21 and the second pressing block 31 fit each other, so that the workpiece 7 is clamped in the cavity, and the first limiting groove 221 and the second limiting groove 321 squeeze the sealing ring 8, so that the sealing ring 8 is smoothly embedded in the preset embedding groove on the periphery of the workpiece 7, and it can adapt to the synchronous shaping of one or more sealing rings 8.

[0019] In this embodiment, if Figure 2 As shown, the first pressing member 2 includes a first pressing block 21 and a first limiting block 22 detachably connected to the first pressing block 21, the first pressing block 21 is installed on the base 1, and the first limiting block 22 is provided with the first limiting groove 221. The second pressing member 3 includes a second pressing block 31 and a second limiting block 32 detachably connected to the second pressing block 31, one end of the second pressing block 31 is rotatably connected to the first pressing block 21, the other end of the second pressing block 31 is provided with the handle 4, and the second limiting block 32 is provided with the second limiting groove 321. The first limiting block 22 and the second limiting block 32 can be replaced according to the diameter of the workpiece 7, so that the first limiting groove 221 and the second limiting groove 321 clamp the workpiece 7.

[0020] In this embodiment, if Figure 2 As shown, the first pressing block 21 is provided with a first connecting block 211, the first connecting block 211 is provided with a groove 212, the second pressing block 31 is provided with a second connecting block 311 matched with the groove 212, and the first connecting block 211 and the second connecting block 311 are connected through a pin 5. The first connecting block 211 is provided with a first through hole, the second connecting block 311 is provided with a second through hole corresponding to the first through hole, and the pin 5 is matched with the first through hole and the second through hole respectively. The first pressing block 21 and the second pressing block 31 are flexibly rotated through the pin 5.

[0021] In this embodiment, if Figure 2 As shown, the first pressing block 21 and the first limiting block 22, the second pressing block 31 and the second limiting block 32 are connected by first screws, and the first screws are respectively located inside the first limiting block 22 and the second limiting block 32. This avoids the first screws from affecting the workpiece 7 during press-fitting.

[0022] In this embodiment, if Figure 1 As shown, the base 1 is provided with a cushion block 6, and the cushion block 6 is coaxially arranged with the cavity. The cushion block 6 is arranged at the bottom of the workpiece 7 so that the position on the workpiece 7 where the sealing ring 8 is installed is consistent with the height of the cavity. The cushion block 6 is detachably connected to the base 1 by a second screw, and the cushion block 6 is provided with a countersunk hole 61 for accommodating the second screw. The second screw is located in the countersunk hole 61 to prevent the second screw from affecting the workpiece 7. The height of the cushion block 6 can be adjusted according to the length of the workpiece 7 to ensure that the position on the workpiece 7 where the sealing ring 8 is installed is consistent with the height of the cavity.

[0023] The above description is only a preferred embodiment of the utility model, and does not limit the patent protection scope of the utility model. Any equivalent structural transformation made using the contents of the utility model specification and drawings, directly or indirectly used in other related technical fields, is also included in the protection scope of the utility model.

Claims

1. A sealing ring shaping device, characterized in that: It includes a base and a first pressing piece installed on the base, the first pressing piece is rotatably connected to a second pressing piece, the first pressing piece is provided with a first limiting groove, the second pressing piece is provided with a second limiting groove, and the second pressing piece is provided with a handle. When the handle is rotated, the first limiting groove cooperates with the second limiting groove to form a cavity for clamping a workpiece.

2. The sealing ring shaping device according to claim 1, characterized in that: The first pressing member includes a first pressing block and a first limiting block detachably connected to the first pressing block. The first pressing block is installed on the base, and the first limiting block is provided with the first limiting groove.

3. The sealing ring shaping device according to claim 2, characterized in that: The second pressing member includes a second pressing block and a second limiting block detachably connected to the second pressing block, one end of the second pressing block is rotatably connected to the first pressing block, the other end of the second pressing block is provided with the handle, and the second limiting block is provided with the second limiting groove.

4. The sealing ring shaping device according to claim 3, characterized in that: The first pressing block is provided with a first connecting block, the first connecting block is provided with a groove, the second pressing block is provided with a second connecting block matched with the groove, and the first connecting block is connected with the second connecting block through a pin shaft.

5. The sealing ring shaping device according to claim 4, characterized in that: The first connecting block is provided with a first through hole, the second connecting block is provided with a second through hole corresponding to and communicating with the first through hole, and the pin shaft is matched with the first through hole and the second through hole respectively.

6. The sealing ring shaping device according to claim 3, characterized in that: The first pressing block and the first limiting block, and the second pressing block and the second limiting block are respectively connected by first screws, and the first screws are respectively located inside the first limiting block and the second limiting block.

7. The sealing ring shaping device according to claim 1, characterized in that: A cushion block is arranged on the base, and the cushion block is coaxially arranged with the cavity.

8. The sealing ring shaping device according to claim 7, characterized in that: The cushion block is detachably connected to the base via a second screw, and the cushion block is provided with a countersunk hole for accommodating the second screw.

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