CN219189453U

CN219189453U - Special fixture for machining front fork castings

Info

Publication number: CN219189453U
Application number: CN202223383722.9U
Authority: CN
Inventors: 高海波
Original assignee: Tianjin Amidi Bicycle Co ltd
Current assignee: Tianjin Amidi Bicycle Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-06-16
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the field of front fork casting machining and discloses a special fixture for front fork casting machining, which comprises a base, wherein two fixing blocks which are bilaterally symmetrical are fixedly connected to the upper surface of the base, pressing plates are rotatably connected to the upper surfaces of the fixing blocks, screws are connected to the inner threads of the pressing plates, the outer walls of the screws are in threaded connection with the inner parts of the fixing blocks, two first supports which are bilaterally symmetrical are fixedly connected to the upper surface of the base, hydraulic cylinders are fixedly connected to the inner parts of the first supports, push rods are fixedly connected to one side of the outer walls of the hydraulic cylinders, and the lower surfaces of the push rods are in sliding connection with the upper surface of the base. According to the utility model, the front fork castings are placed on the upper surface of the first limiting block, then the pressing plate is rotated to enable the pressing plate to be attached to the front fork castings, and then the hydraulic cylinder is started to push the pushing plate to further fix the left side and the right side of the front fork castings through rotating the screws, so that the effect of fixing the front fork castings is more stable.

Description

Special fixture for machining front fork castings

Technical Field

The utility model relates to the field of machining of front fork castings, in particular to a special fixture for machining of front fork castings.

Background

The front fork part is positioned at the front part in the bicycle structure, the upper end of the front fork part is connected with the handle bar part, the frame part is matched with the front pipe, the lower end of the front fork part is matched with the front shaft part to form a guiding system of the bicycle, in actual production, the front fork casting at least needs to be processed through two processing procedures, a plurality of surfaces of the casting are processed, and each processing procedure needs to stably fix the front fork casting on the jig.

The existing clamping and fixing mode is possibly unstable, when the front fork casting pouring gate is processed, the quality of the processing pouring gate is unstable due to shrinkage of the product, over-cutting or residue occurs frequently, so that the sand in the next working procedure is repaired to have potential safety hazards, and the front fork casting cannot be quickly moved after being processed, so that the processing efficiency is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a special fixture for machining a front fork casting.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a special tool of front fork class foundry goods machining, includes the base, two fixed blocks of upper surface fixedly connected with bilateral symmetry of base, the upper surface of fixed block is all rotated and is connected with the clamp plate, the inside threaded connection of clamp plate has the screw, the outer wall threaded connection of screw is in the inside of fixed block, the upper surface fixedly connected with bilateral symmetry's of base two first supports, the equal fixedly connected with pneumatic cylinder of inside of first support, the outer wall one side fixedly connected with push rod of pneumatic cylinder, the lower surface sliding connection of push rod is at the upper surface of base.

As a further description of the above technical solution:

the upper surface fixedly connected with slide rail of base, the inside sliding connection of slide rail has the slider, the upper surface fixedly connected with second electric telescopic handle of slider, the upper surface fixedly connected with roof of second electric telescopic handle.

As a further description of the above technical solution:

the upper surface fixedly connected with first stopper of base, the upper surface fixedly connected with second stopper of base.

As a further description of the above technical solution:

the upper surface of base rotates and is connected with the swivel plate, the upper surface fixedly connected with second support of swivel plate.

As a further description of the above technical solution:

the inside fixedly connected with first electric telescopic handle of second support, outer wall one side fixedly connected with connecting block of first electric telescopic handle.

As a further description of the above technical solution:

the upper surface fixedly connected with motor of connecting block, the output fixedly connected with bull stick of motor.

As a further description of the above technical solution:

the outer wall rotation of bull stick is connected in the inside of connecting block, the lower surface fixedly connected with of bull stick polishes the head.

As a further description of the above technical solution:

the lower surface of the base is fixedly connected with the supporting legs.

The utility model has the following beneficial effects:

1. according to the utility model, the front fork castings are firstly placed on the upper surface of the first limiting block, the top of the front fork castings are attached to the second limiting block, then the pressing plate is rotated to attach the pressing plate to the front fork castings, then the pressing plate is tightly attached to the upper surface of the front fork castings by rotating the screws, and then the hydraulic cylinder is started to push the pushing plate to further fix the left side and the right side of the front fork castings, so that the effect of fixing the front fork castings is more stable.

2. According to the utility model, when the subsequent processing of the front fork castings is completed, the pressing plate is rotated, the hydraulic cylinder simultaneously stretches outwards, then the top plate is jacked upwards by the second electric telescopic rod, and the sliding block slides in the sliding rail when the front fork castings are jacked, so that the effects of rapidly moving the front fork castings and improving the processing efficiency are achieved.

Drawings

FIG. 1 is a front perspective view of a fixture specially used for machining front fork castings;

FIG. 2 is a schematic side view of a jig for machining a front fork casting according to the present utility model;

fig. 3 is a schematic diagram of a split structure of a fixture special for machining front fork castings.

Legend description:

1. a base; 2. a hydraulic cylinder; 3. a first bracket; 4. a push rod; 5. a screw; 6. a pressing plate; 7. a first electric telescopic rod; 8. a fixed block; 9. a second bracket; 10. a first limiting block; 11. a slide rail; 12. a support leg; 13. a second limiting block; 14. a top plate; 15. a motor; 16. a rotating plate; 17. a connecting block; 18. a rotating rod; 19. polishing head; 20. a second electric telescopic rod; 21. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a special tool of front fork class foundry goods machining, the on-line screen storage device comprises a base 1, the upper surface fixedly connected with bilateral symmetry of base 1 two fixed blocks 8, the upper surface of fixed block 8 is all rotated and is connected with clamp plate 6, the inside threaded connection of clamp plate 6 has screw 5, the outer wall threaded connection of screw 5 is in the inside of fixed block 8, the upper surface fixedly connected with bilateral symmetry of base 1 two first supports 3, the inside of first support 3 is all fixedly connected with pneumatic cylinder 2, the outer wall one side fixedly connected with push rod 4 of pneumatic cylinder 2, the lower surface sliding connection of push rod 4 is at the upper surface of base 1, when people need process the front fork class foundry goods, at first put the front fork class foundry goods at the upper surface of first stopper 10, the top and the laminating of second stopper 13 of front fork class foundry goods, then rotate clamp plate 6 makes clamp plate 6 and front fork class foundry goods laminate mutually, then make clamp plate 6 and front fork class foundry goods's upper surface laminate through rotating screw 5, then start up pneumatic cylinder 2 and promote the left and right sides two of push plate further fixed front fork class foundry goods, the effect to front fork class foundry goods is more stable.

The upper surface fixedly connected with slide rail 11 of base 1, the inside sliding connection of slide rail 11 has slider 21, the upper surface fixedly connected with second electric telescopic handle 20 of slider 21, the upper surface fixedly connected with roof 14 of second electric telescopic handle 20, when the follow-up processing of front fork class foundry goods is accomplished, rotate clamp plate 6 and outwards stretch out and draw back simultaneously, then the upper top plate 14 is upwards jacked to second electric telescopic handle 20, slider 21 slides in slide rail 11 when jack-up front fork class foundry goods, the effect of quick removal of front fork class foundry goods improves machining efficiency has been reached, the upper surface fixedly connected with first stopper 10 of base 1, the upper surface fixedly connected with second stopper 13 of base 1, the upper surface fixedly connected with of first stopper 10 and second stopper 13 provides certain assistance to the fixed of front fork class foundry goods, the upper surface rotation of base 1 is connected with revolving plate 16, the upper surface fixedly connected with second support 9 of revolving plate 16, the inside fixedly connected with first electric telescopic handle 7 of second support 9, one side fixedly connected with 17 of the outer wall of first electric telescopic handle 7, the upper surface fixedly connected with motor 15 of motor 17 is connected with first electric telescopic handle 15, the output 15 of motor is connected with the outer wall of first electric handle 15, the inside grinding device is used for carrying out the fixed connection of the front fork class foundry goods is carried out to the grinding device is realized, the surface is connected with the first support 18, the surface is connected with the grinding support is more than the fixed connection of the front fork rod is used for the front fork class foundry goods, the surface is connected with the grinding support is fixed to the grinding support is used for the front support 19.

Working principle: when people need to process front fork type castings, firstly the front fork type castings are placed on the upper surface of the first limiting block 10, the top of the front fork type castings are attached to the second limiting block 13, then the pressing plate 6 is rotated to enable the pressing plate 6 to be attached to the front fork type castings, then the pressing plate 6 is tightly attached to the upper surface of the front fork type castings through the rotating screws 5, then the hydraulic cylinder 2 is started to push the pushing plate to further fix the left side and the right side of the front fork type castings, the effect of fixing the front fork type castings is achieved, then the first electric telescopic rod 7 is started, the motor 15 is started to further polish the fixed front fork type castings, the positions of the polishing heads 19 can be adjusted by the first electric telescopic rod 7 and the rotating plate 16, so that the polishing of the front fork type castings is more comprehensive, finally when the subsequent processing of the front fork type castings is completed, the hydraulic cylinder 6 is rotated to be outwards telescopic, then the second electric telescopic rod 20 is used for jacking the top plate 14 upwards, and the sliding block 21 slides in the sliding rail 11 when the front fork type castings is jacked, and the effect of moving the front fork type castings is achieved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a special tool of front fork class foundry goods machining, includes base (1), its characterized in that: the utility model discloses a hydraulic cylinder, including base (1), fixed block (8), screw (5), two first supports (3) of upper surface fixedly connected with bilateral symmetry of base (1), the equal rotation of inside of fixed block (8) is connected with clamp plate (6), the inside threaded connection of clamp plate (6), the outside wall threaded connection of screw (5) is in the inside of fixed block (8), the equal fixedly connected with pneumatic cylinder (2) of inside of first support (3), the outer wall one side fixedly connected with push rod (4) of pneumatic cylinder (2), the lower surface sliding connection of push rod (4) is at the upper surface of base (1).

2. The jig for machining front fork castings according to claim 1, wherein: the novel electric telescopic device is characterized in that a sliding rail (11) is fixedly connected to the upper surface of the base (1), a sliding block (21) is slidably connected to the inside of the sliding rail (11), a second electric telescopic rod (20) is fixedly connected to the upper surface of the sliding block (21), and a top plate (14) is fixedly connected to the upper surface of the second electric telescopic rod (20).

3. The jig for machining front fork castings according to claim 1, wherein: the upper surface of base (1) is fixedly connected with first stopper (10), the upper surface of base (1) is fixedly connected with second stopper (13).

4. The jig for machining front fork castings according to claim 1, wherein: the upper surface of base (1) rotates and is connected with swivel plate (16), the upper surface of swivel plate (16) is fixedly connected with second support (9).

5. The jig for machining front fork castings according to claim 4, wherein: the inside fixedly connected with first electric telescopic handle (7) of second support (9), outer wall one side fixedly connected with connecting block (17) of first electric telescopic handle (7).

6. The jig for machining front fork castings according to claim 5, wherein: the upper surface of connecting block (17) fixedly connected with motor (15), the output fixedly connected with bull stick (18) of motor (15).

7. The jig for machining front fork castings according to claim 6, wherein: the outer wall of bull stick (18) rotates the inside of connecting block (17), the lower surface fixedly connected with of bull stick (18) polishes first (19).

8. The jig for machining front fork castings according to claim 1, wherein: the lower surface of the base (1) is fixedly connected with supporting legs (12).