CN216503591U

CN216503591U - Ball cage channel positioning fixture

Info

Publication number: CN216503591U
Application number: CN202123025877.0U
Authority: CN
Inventors: 张开友; 张荣华
Original assignee: Hangzhou Zhenyou Cnc Equipment Co ltd
Current assignee: Hangzhou Zhenyou Cnc Equipment Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-13
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a ball cage channel positioning fixture, which belongs to the technical field of fixtures and comprises a fixed block arranged on the surface of a framework, wherein a screw seat is arranged on the lower surface of the fixed block, a threaded rod is fixedly connected inside the screw seat through a bearing, a slide block nut is arranged above the screw seat, the threaded rod is inserted into the slide block nut in a threaded manner, a pressing plate is also arranged above the fixed block, two positioning angles are placed inside the pressing plate, and the slide block nut is positioned between the two positioning angles. Through setting up threaded rod and slider nut, because rotate the threaded rod, make slider nut can the rebound under the present effect of screw rod seat, because slider nut's the little lower extreme in upper end is big, utilize the lower extreme to remove two orientation angle drives to both sides this moment to come the product fixed, and fixed position is inboard at the product, and can not influence the processing to the outward appearance.

Description

Ball cage channel positioning fixture

Technical Field

The utility model belongs to the technical field of clamps, and particularly relates to a ball cage channel positioning clamp.

Background

The constant velocity universal joint is used for connecting two rotating shafts with an included angle or a changed mutual position between the shafts, and the two shafts transmit power at the same angular velocity, can overcome the problem of unequal velocity of the common cross shaft type universal joint, is particularly suitable for a steering drive axle using a steering drive axle, has the front wheels which are driving wheels and steering wheels, has a large deflection angle which can reach more than 40 degrees at most when steering, and cannot adopt the conventional common universal joint with a small deflection angle. When the deflection angle of the ordinary universal joint is large, the rotating speed and the torque can fluctuate greatly, the power of an automobile engine is difficult to stably and reliably transmit to wheels, and meanwhile, the vibration, the impact and the noise of the automobile can be caused. Therefore, the constant velocity universal joint having a large deflection angle, smooth power transmission, and uniform angular velocity must be used to meet the requirements. In the production process of the ball cage, the ball cage needs to be clamped by a clamp and the surface of the ball cage needs to be machined, and a common fixing mode is to fix a workpiece by using a claw disc, but the surface of the ball cage is fixed to influence the machining action.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ball cage channel positioning fixture, which aims to solve the problem that the surface machining action is influenced by clamping and machining the surface of a ball cage by using the fixture in the use process of the existing ball cage channel positioning fixture in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ball cage channel positioning fixture, includes the skeleton, the surface mounting of skeleton has the fixed block, the lower surface mounting of fixed block has the screw rod seat, bearing fixedly connected with threaded rod is passed through to the inside of screw rod seat, the slider nut is installed to the top of screw rod seat, threaded rod screw thread is pegged graft in the inside of slider nut, the clamp plate is still installed to the top of fixed block, two location angles have been placed to the inside of clamp plate, the slider nut is located between two location angles.

Preferably, the two positioning angles are symmetrically arranged.

Preferably, the contact surface of the screw seat and the slide block nut is a rectangular surface, and the surface shape of the screw seat is matched with that of the slide block nut.

Preferably, the pressure plate is mounted on the surface of the fixed block through a cross countersunk head screw.

Preferably, the surface of the threaded rod is fixedly connected with a hand wheel, and the hand wheel is flat.

Preferably, the fixing block and the framework are fixed through hexagonal cylindrical screws.

Preferably, the depth of the contact between the slider nut and the rectangular surface is greater than the height from the top end of the slider nut to the pressure plate.

Preferably, the surface of the locating angle is provided with a hard rubber material sleeve.

Preferably, the length of one end of the slider nut close to the pressure plate is smaller than that of one end of the slider nut far away from the pressure plate.

Preferably, the length of the threaded rod is smaller than the depth of the framework.

Compared with the prior art, the utility model has the beneficial effects that:

1. through setting up threaded rod and slider nut, because rotate the threaded rod, make slider nut can the rebound under the present effect of screw rod seat, because slider nut's the little lower extreme in upper end is big, utilize the lower extreme to remove two orientation angle drives to both sides this moment to come the product fixed, and fixed position is inboard at the product, and can not influence the processing to the outward appearance.

2. Through the surface mounting at the angle of orientation there is hard rubber material, when the angle of orientation is fixed to the work piece, can extrude the inside of product, influences the precision of product, consequently outside parcel hard rubber material protects the product.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top sectional view of the platen of the present invention.

In the figure: 1. a framework; 2. a fixed block; 3. a screw seat; 4. a threaded rod; 5. a slider nut; 6. pressing a plate; 7. positioning an angle; 8. a cross countersunk head screw; 9. a hand wheel; 10. hexagonal cylindrical screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a ball cage channel positioning fixture, includes skeleton 1, the surface mounting of skeleton 1 has fixed block 2, the lower surface mounting of fixed block 2 has screw rod seat 3, bearing fixedly connected with threaded rod 4 is passed through to the inside of screw rod seat 3, slider nut 5 is installed to the top of screw rod seat 3, 4 screw threads of threaded rod are pegged graft in the inside of slider nut 5, clamp plate 6 is still installed to the top of fixed block 2, two location angles 7 have been placed to the inside of clamp plate 6, slider nut 5 is located between two location angles 7.

In this embodiment, through setting up the use of slider nut 5 cooperation threaded rod 4, under the rotation of threaded rod 4 for slider nut 5 also can the rebound, and two locating angles 7 of slow extrusion are fixed the work piece.

Specifically, the two positioning angles 7 are symmetrically arranged

In this embodiment, the positioning angles 7 on both sides can simultaneously diffuse and move and squeeze the inside of the workpiece, so that the stress inside the workpiece is uniform.

Specifically, the contact surface between the screw seat 3 and the slider nut 5 is a rectangular surface, and the surface shape of the slider nut 5 is matched with that of the rectangular surface.

In this embodiment, the rectangular surface is used to limit the slider nut 5, so that the slider nut 5 can move upward without rotating.

Specifically, the pressure plate 6 is mounted on the surface of the fixed block 2 through a cross countersunk head screw 8.

In the embodiment, the fixing is performed by the cross countersunk head screw 8, so that the fixing is firmer, the fixing plate does not protrude out of the surface of the pressing plate 6, and the staff is not scratched.

Specifically, the surface of the threaded rod 4 is fixedly connected with a hand wheel 9, and the hand wheel 9 is flat.

In this embodiment, the hand wheel 9 is rotated to drive the threaded rod 4 to rotate, so that the flat hand wheel 9 can exert force more easily.

Specifically, the fixing block 2 and the framework 1 are fixed through a hexagonal cylindrical screw 10.

In this embodiment, utilize hexagonal cylindrical screw 10 with the fixed more firm between the remaining fixed block 2 of skeleton 1, also conveniently take off it simultaneously.

Specifically, the depth of the contact between the slider nut 5 and the rectangular surface is greater than the height from the top end of the slider nut 5 to the pressure plate 6.

In this embodiment, the slider nut 5 is ensured to be smoothly moved back after the rectangular surface is removed.

Specifically, a hard rubber material sleeve is arranged on the surface of the positioning angle 7.

In this embodiment, the positioning angle 7 is prevented from causing frictional damage to the inside of the workpiece.

Specifically, the length of one end of the slider nut 5 close to the pressure plate 6 is smaller than the length of one end far away from the pressure plate 6.

In this embodiment, it is ensured that the two positioning angles 7 can be pushed apart during the upward movement of the slider nut 5.

Specifically, the length of the threaded rod 4 is smaller than the depth of the framework 1.

In this embodiment, the threaded rod 4 may be integrally disposed inside the frame 1 for protection.

The working principle and the using process of the utility model are as follows: hand wheel 9, drive threaded rod 4 through rotating hand wheel 9 and rotate, limiting displacement through the inside rectangular surface of screw rod seat 3, make slider nut 5 can the rebound, because the upper end of slider nut 5 is little and the lower extreme is big, move to both ends extrusion orientation angle 7 on the slider nut 5, strut orientation angle 7 and make the product can be fixed firm, lift off the product and only need reverse rotation threaded rod 4, drive slider nut 5 downstream, no longer supporting orientation angle 7, just can lift the product off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ball cage channel positioning fixture which characterized in that: including skeleton (1), the surface mounting of skeleton (1) has fixed block (2), the lower surface mounting of fixed block (2) has screw rod seat (3), bearing fixedly connected with threaded rod (4) are passed through to the inside of screw rod seat (3), slider nut (5) are installed to the top of screw rod seat (3), threaded rod (4) screw thread is pegged graft in the inside of slider nut (5), clamp plate (6) are still installed to the top of fixed block (2), two locating angle (7) have been placed to the inside of clamp plate (6), slider nut (5) are located between two locating angle (7).

2. The cage channel alignment jig of claim 1, wherein: the two positioning angles (7) are symmetrically arranged.

3. The ball cage channel positioning fixture of claim 1, wherein: the contact surface of the screw rod seat (3) and the sliding block nut (5) is a rectangular surface, and the surface shape of the sliding block nut (5) is matched with that of the rectangular surface.

4. The cage channel alignment jig of claim 1, wherein: the pressing plate (6) is installed on the surface of the fixing block (2) through a cross countersunk head screw (8).

5. The cage channel alignment jig of claim 1, wherein: the surface of the threaded rod (4) is fixedly connected with a hand wheel (9), and the hand wheel (9) is flat.

6. The cage channel alignment jig of claim 1, wherein: the fixing block (2) and the framework (1) are fixed through hexagonal cylindrical screws (10).

7. The cage channel alignment jig of claim 3, wherein: the depth of the slider nut (5) in contact with the rectangular surface is greater than the height from the top end of the slider nut (5) to the pressure plate (6).

8. The cage channel alignment jig of claim 1, wherein: the surface of the positioning angle (7) is provided with a hard rubber material sleeve.

9. The cage channel alignment jig of claim 1, wherein: the length of one end, close to the pressing plate (6), of the sliding block nut (5) is smaller than that of one end, far away from the pressing plate (6).

10. The cage channel alignment jig of claim 1, wherein: the length of the threaded rod (4) is smaller than the depth of the framework (1).