CN219234609U

CN219234609U - Anti-skew bell-shaped shell positioning device

Info

Publication number: CN219234609U
Application number: CN202320109912.7U
Authority: CN
Inventors: 邓波; 皮小刚
Original assignee: Jiangsu Xinhong Industrial Co ltd
Current assignee: Jiangsu Xinhong Industrial Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-06-23
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses an anti-skew bell housing positioning device, which comprises a machine table, wherein a fixed clamping block and a movable clamping block matched with the fixed clamping block are arranged on the machine table, clamping ports matched with the outer diameter of a bell housing are symmetrically arranged on the fixed clamping block and the movable clamping block, the movable clamping block is connected to the machine table in a sliding manner, a telescopic component for pushing the movable clamping block to slide is arranged on one side of the movable clamping block, a secondary positioning component is arranged on the machine table, the secondary positioning component comprises a vertical rod arranged on the upper end face of the fixed clamping block, an adjusting rod is arranged on the vertical rod along the telescopic direction of the telescopic component, and a bayonet matched with the outer diameter of a spline shaft of the bell housing is arranged at the end part of the adjusting rod. The utility model can carry out secondary positioning on the bell housing, effectively avoid the bell housing from being inclined, improve the precision of clamping and positioning and reduce the machining error.

Description

Anti-skew bell-shaped shell positioning device

Technical Field

The utility model relates to the technical field of bell housing production equipment, in particular to an anti-skew bell housing positioning device.

Background

The bell housing is an important part of the universal joint and comprises a cylindrical shell and a spline shaft arranged at the upper end of the shell, wherein the lower end of the shell is opened, and six channels for accommodating steel balls to roll are arranged in the shell. The bell housing needs to be subjected to multiple working procedures in the production process, the bell housing needs to be fixed when a central hole is formed in the center, and then the central hole is milled on the top end face of the spline shaft.

Most of existing bell housing positioning fixtures push a movable clamping block to close to a fixed clamping block through an air cylinder, so that a shell of the bell housing is clamped, when the bell housing is placed between the two clamping blocks, if the operation of workers is not standard, the situation that the bell housing is in a skew state after being clamped can occur, errors are easily caused in milling drilling ring joints, and defective products are produced.

Disclosure of Invention

The utility model aims at: the bell housing positioning device capable of preventing deflection can perform secondary positioning on the bell housing, effectively prevent deflection of the bell housing, improve accuracy of clamping positioning and reduce machining errors.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides an anti-skew bell shell positioner, includes the board, be equipped with on the board decide the clamp splice and with decide clamp splice matched with and move the clamp splice, decide the clamp splice and move the clamp splice on the symmetry be equipped with bell shell external diameter matched with clamp port, move clamp splice sliding connection and be in on the board and its one side is equipped with the telescopic assembly who promotes its gliding, be equipped with the secondary positioning assembly on the board, the secondary positioning assembly is including setting up decide the montant on the clamp splice up end, follow on the montant telescopic assembly telescopic direction is equipped with the regulation pole, the tip of regulation pole is equipped with the bayonet socket with bell shell integral key shaft external diameter looks adaptation.

According to a further improved scheme, the secondary positioning assembly further comprises a vertical rod arranged on the upper end face of the movable clamping block, an adjusting rod is arranged on the vertical rod along the extending direction of the extending assembly, a bayonet matched with the outer diameter of the spline shaft of the bell-shaped shell is arranged at the end part of the adjusting rod, and the bayonet of the adjusting rod on the movable clamping block is arranged opposite to the bayonet of the adjusting rod on the fixed clamping block.

According to a further improvement scheme of the utility model, the clamping opening and the bayonet are both V-shaped openings, and when the bell housing is clamped, the circle centers of the inscribed circles of the clamping opening and the inscribed circles of the bayonet are coaxially arranged.

According to a further improved scheme, two clamping openings are symmetrically formed in the fixed clamping block and the movable clamping block, and two secondary positioning assemblies corresponding to the two clamping openings one by one are arranged on the fixed clamping block and the movable clamping block.

According to a further improved scheme, the fixed clamping block comprises two symmetrically arranged sub-clamping blocks, two clamping ports are respectively arranged on the two sub-clamping blocks, the telescopic assembly comprises a telescopic rod arranged between the two sub-clamping blocks, and the end part of the telescopic rod is fixedly connected with the movable clamping block.

According to a further improvement scheme, sliding rails are symmetrically arranged on the machine table, the movable clamping blocks are connected to the sliding rails in a sliding mode, and the vertical rods are telescopic rods.

According to a further improvement scheme, a limiting piece is arranged at the clamping end of the adjusting rod, and the bayonet is arranged on the limiting piece.

According to a further improvement scheme, a sliding hole is formed in the vertical rod, and the adjusting rod is connected in the sliding hole in a sliding mode and fixed through a locking piece.

According to a further improvement of the utility model, the included angle of the inner wall of the V-shaped opening is larger than 90 degrees.

The utility model has the beneficial effects that:

according to the utility model, the movable clamping blocks and the fixed clamping blocks are used for clamping the shell of the bell housing, and the bayonet is used for positioning the spline shaft of the bell housing, so that the axis of the bell housing can be ensured to be in a vertical state during processing, the bell housing is effectively prevented from being inclined, the clamping and positioning accuracy is improved, and the processing error is reduced.

According to the utility model, the vertical rod is provided with the sliding hole, and the adjusting rod is connected in the sliding hole in a sliding way and is fixed through the locking piece. The extension length of the adjusting rod can be flexibly adjusted, and the distance between the bayonet and the spline shaft of the bell housing can be conveniently adjusted.

According to the utility model, the bell-shaped shell spline shaft is clamped and fixed through the bayonets on the two limiting plates, so that the bell-shaped shell spline shaft can be matched with the clamping blocks up and down, and the clamping is more stable.

According to the utility model, the two bell-shaped shells can be positioned at one time by matching the two V-shaped openings on the fixed clamping block and the movable clamping block, so that the clamping efficiency is improved.

According to the utility model, through the V-shaped opening, bell shells with different diameters can be clamped and positioned, so that the application range of the device is improved.

Drawings

Fig. 1 is a schematic top view of the structure of the present utility model.

In the figure, 1-machine table, 2-fixed clamping block, 3-movable clamping block, 4-clamping opening, 5-telescopic component, 6-vertical rod, 7-adjusting rod, 8-clamping opening, 9-sub clamping block, 10-sliding rail, 11-limiting piece, 12-locking piece, 13-bell housing shell and 14-bell housing spline shaft.

Detailed Description

The utility model is further elucidated below in connection with the drawings and the specific embodiments.

Example 1: referring to fig. 1, it can be seen that an anti-skew bell housing positioning device comprises a machine table 1, a fixed clamping block 2 and a movable clamping block 3 matched with the fixed clamping block 2 are arranged on the machine table 1, clamping ports 4 matched with the outer diameter of the bell housing are symmetrically arranged on the fixed clamping block 2 and the movable clamping block 3, the movable clamping block 3 is slidably connected on the machine table 1, a telescopic component 5 for pushing the movable clamping block to slide is arranged on one side of the movable clamping block 3, a secondary positioning component is arranged on the machine table 1, the secondary positioning component comprises a vertical rod 6 arranged on the upper end face of the fixed clamping block 2, an adjusting rod 7 is arranged on the vertical rod 6 along the telescopic direction of the telescopic component 5, and a bayonet 8 matched with the outer diameter of a spline shaft of the bell housing is arranged at the end part of the adjusting rod 7.

The secondary positioning assembly further comprises a vertical rod 6 arranged on the upper end face of the movable clamping block 3, an adjusting rod 7 is arranged on the vertical rod 6 along the telescopic direction of the telescopic assembly 5, a bayonet 8 matched with the outer diameter of the spline shaft of the bell-shaped shell is arranged at the end part of the adjusting rod 7, and the bayonet 8 of the adjusting rod 7 on the movable clamping block 3 and the bayonet 8 of the adjusting rod 7 on the fixed clamping block 2 are arranged oppositely. According to the requirement, only the secondary positioning assembly is arranged on the fixed clamping block 2, so that the vertical requirement of clamping the bell housing can be met, and the bell housing is more convenient to clamp between the fixed clamping block 2 and the movable clamping block 3.

The clamping opening 4 and the bayonet 8 are both V-shaped openings, and when the bell housing is clamped, the circle centers of the inscribed circle of the clamping opening 4 and the inscribed circle of the bayonet 8 are coaxially arranged. The included angle of the inner wall of the V-shaped opening is larger than 90 degrees. The included angle of the inner wall refers to the included angle of two walls forming a V-shaped included angle in the V-shaped opening. Preferably, the included angle of the inner wall of the V-shaped opening is 120 degrees.

Two clamping ports 4 are symmetrically arranged on the fixed clamping block 2 and the movable clamping block 3, and two secondary positioning assemblies corresponding to the two clamping ports 4 one by one are arranged on the fixed clamping block 2 and the movable clamping block 3. The two V-shaped openings on the fixed clamping block 2 are symmetrically arranged, the two V-shaped openings on the movable clamping block 3 are symmetrically arranged, and the V-shaped openings on the movable clamping block 3 and the fixed clamping block 2 are symmetrically arranged.

The fixed clamping block 2 comprises two symmetrically arranged sub-clamping blocks 9, two clamping ports 4 are respectively arranged on the two sub-clamping blocks 9, the telescopic assembly 5 comprises a telescopic rod arranged between the two sub-clamping blocks 9, and the end part of the telescopic rod is fixedly connected with the movable clamping block 3. Preferably, the telescopic rod is a pneumatic telescopic rod. The two clamping openings 4 are arranged on one surface of the two sub-clamping blocks 9 opposite to the movable clamping block 3 and correspond to the two clamping openings 4 on the movable clamping block 3 one by one.

The machine table 1 is symmetrically provided with slide rails 10, the movable clamping blocks 3 are connected to the slide rails 10 in a sliding mode, and the vertical rods 6 are telescopic rods.

The clamping end of the adjusting rod 7 is provided with a limiting piece 11, and the bayonet 8 is arranged on the limiting piece 11.

The vertical rod 6 is provided with a sliding hole, and the adjusting rod 7 is slidably connected in the sliding hole and is fixed through a locking piece 12. The locking member 12 is a clip.

The working principle of the anti-skew bell housing positioning device provided by the utility model is as follows: when the clamping device is used, shells of two bell shells are respectively placed into two V-shaped openings of the fixed clamping block 2, the telescopic assembly 5 is started to drive the movable clamping block 3 to move, the fixed clamping block 2 and the movable clamping block 3 clamp the shells of the bell shells together, meanwhile, the two limiting plates 11 clamp spline shafts of the bell shells through the bayonets 8 to ensure that the bell shells are in a vertical state, quick positioning is realized, after machining is finished, the telescopic assembly 5 extends out, the fixed clamping block 2 and the movable clamping block 3 do not clamp the shells any more, and the bell shells are taken out.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and equivalent structures or equivalent flow transformations made using the descriptions of the present utility model and the contents of the drawings, or direct or indirect use in other related technical fields are included in the scope of the present utility model.

Claims

1. An anti-skew bell housing positioning device, characterized in that: including board (1), be equipped with on board (1) decide clamp splice (2) and with decide clamp splice (2) matched with move clamp splice (3), decide clamp splice (2) and move clamp splice (3) on the symmetry be equipped with bell shell external diameter matched with clamp mouth (4), move clamp splice (3) sliding connection be in on board (1) and its one side be equipped with promote its gliding telescopic assembly (5), be equipped with secondary positioning assembly on board (1), secondary positioning assembly is including setting up montant (6) on deciding clamp splice (2) up end, follow on montant (6) telescopic assembly (5) flexible direction is equipped with regulation pole (7), the tip of regulation pole (7) is equipped with bayonet socket (8) with bell shell spline shaft external diameter looks adaptation.

2. The anti-skew bell housing positioning apparatus of claim 1 wherein: the secondary positioning assembly further comprises a vertical rod (6) arranged on the upper end face of the movable clamping block (3), an adjusting rod (7) is arranged on the vertical rod (6) along the telescopic direction of the telescopic assembly (5), a bayonet (8) matched with the outer diameter of the spline shaft of the bell-shaped shell is arranged at the end part of the adjusting rod (7), and the bayonet (8) of the adjusting rod (7) on the movable clamping block (3) and the bayonet (8) of the adjusting rod (7) on the fixed clamping block (2) are oppositely arranged.

3. The anti-skew bell housing positioning apparatus according to claim 1 or 2, wherein: the clamping opening (4) and the bayonet (8) are both V-shaped openings, and when the bell-shaped shell is clamped, the circle centers of the inscribed circle of the clamping opening (4) and the inscribed circle of the bayonet (8) are coaxially arranged.

4. The anti-skew bell housing positioning apparatus of claim 2 wherein: two clamping openings (4) are symmetrically arranged on the fixed clamping block (2) and the movable clamping block (3), and two secondary positioning assemblies corresponding to the two clamping openings (4) one by one are arranged on the fixed clamping block (2) and the movable clamping block (3).

5. The anti-skew bell housing positioning apparatus of claim 4 wherein: the fixed clamping block (2) comprises two symmetrically arranged sub-clamping blocks (9), two clamping ports (4) are respectively arranged on the two sub-clamping blocks (9), the telescopic assembly (5) comprises a telescopic rod arranged between the two sub-clamping blocks (9), and the end part of the telescopic rod is fixedly connected with the movable clamping block (3).

6. The anti-skew bell housing positioning apparatus according to claim 1 or 2, wherein: the machine table (1) is symmetrically provided with slide rails (10), the movable clamping blocks (3) are connected to the slide rails (10) in a sliding mode, and the vertical rods (6) are telescopic rods.

7. The anti-skew bell housing positioning apparatus according to claim 1 or 2, wherein: the clamping end of the adjusting rod (7) is provided with a limiting piece (11), and the bayonet (8) is arranged on the limiting piece (11).

8. The anti-skew bell housing positioning apparatus of claim 1 wherein: the vertical rod (6) is provided with a sliding hole, and the adjusting rod (7) is connected in the sliding hole in a sliding way and is fixed through a locking piece (12).

9. A skew-preventing bell housing positioning apparatus according to claim 3, wherein: the included angle of the inner wall of the V-shaped opening is larger than 90 degrees.