CN217750475U

CN217750475U - Crankshaft machining fixing mechanism

Info

Publication number: CN217750475U
Application number: CN202221521753.3U
Authority: CN
Inventors: 张盛龙
Original assignee: Huangshan Zhangshi Crankshaft Co ltd
Current assignee: Huangshan Zhangshi Crankshaft Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-11-08
Anticipated expiration: 2032-06-17

Abstract

The utility model provides a bent axle processing fixed establishment, relate to bent axle processing technology field, this bent axle processing fixed establishment, the on-line screen storage device comprises a base, the top swing joint of base has two supporting seats, the spout with supporting seat looks adaptation is seted up to base top and both sides, the outer loop is connected with the supporting seat top, be equipped with the inner ring in the outer loop, the inner ring outer wall is fixed with the slider with outer loop inner wall sliding contact, the inner wall of outer loop is connected with the arcuation through the articulated elements and supports the pole, the tip that the arcuation supported the pole extends to the inner ring inboard and is connected with splint, this bent axle processing fixed establishment, the rotation screw rod can the controller go up and down, the rotation of inner ring has also been driven through the gangbar simultaneously, and then the control arcuation is supported intra-annular including the pole and is flexible, the arcuation supports the both ends that the pole drove the bent axle and can carry out the clamping, and is easy and simple to handle, simultaneously six splint outside-in-movements, can carry out the clamping to the bent axle tip of multiple size, improve application scope, the practicality is better.

Description

Crankshaft machining fixing mechanism

Technical Field

The utility model relates to a bent axle processing technology field specifically is a bent axle processing fixed establishment.

Background

The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well.

The end of the crankshaft needs to be drilled during the crankshaft machining process, and therefore the crankshaft needs to be fixed. At present the bent axle is generally fixed it through the bench vice, but present bench vice is mainly to carry out the centre gripping with whole bent axle, but because the special molding of bent axle, it is firm to lead to the bent axle to be difficult to the centre gripping, and the bent axle is longer simultaneously, only centre gripping one end, easily rocks during processing, influences processingquality.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a bent axle processing fixed establishment has solved and has been difficult to the centre gripping through bench vice centre gripping bent axle firmly, adds man-hour easy rocking, influences processingquality's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a crankshaft machining fixing mechanism includes:

the top of the base is movably connected with two supporting seats, and the top and two sides of the base are provided with sliding chutes matched with the supporting seats;

the outer ring is connected with the top of the supporting seat, an inner ring is arranged in the outer ring, a sliding block which is in sliding contact with the inner wall of the outer ring is fixed on the outer wall of the inner ring, the inner wall of the outer ring is connected with an arc-shaped abutting rod through a hinge piece, and the end part of the arc-shaped abutting rod extends to the inner side of the inner ring and is connected with a clamping plate;

one end of the linkage rod is connected with the outer wall of the inner ring, the other end of the linkage rod penetrates through the outer ring and extends to the outside of the outer ring, and a through groove matched with the linkage rod is formed in the outer ring;

the screw rod is movably arranged at the top of the supporting seat through a bearing and is positioned on the lateral part of the outer ring, the outer wall of the screw rod is in threaded connection with a spiral ring, a chain is connected between the spiral ring and the linkage rod, and a handle is fixed at the top of the screw rod.

Further, supporting seat and base sliding contact, the lateral wall of supporting seat run through have rather than threaded connection's stop screw, and the supporting seat can slide on the base, screws up stop screw and can fix it for the inner ring interval of two supporting seats and top is adjustable, is convenient for fix the bent axle of different length.

Furthermore, a clamping cylinder is fixed on the side wall of the handle, and the metal rod piece is inserted into the clamping cylinder, so that the torque of the rotating screw rod can be increased, and the rotating screw rod can rotate more labor-saving.

Further, the inner ring axes above the two supporting seats are on the same straight line.

Furthermore, the clamping plate is arc-shaped, and the side wall is bonded with a rubber plate, so that the crankshaft is conveniently clamped.

Furthermore, the number of the arc-shaped support rods is six, and the arc-shaped support rods are in an annular array with the center of the outer ring as the circle center.

(III) advantageous effects

The utility model provides a bent axle processing fixed establishment. The method has the following beneficial effects:

1. this bent axle processing fixed establishment rotates the screw rod and can the controller goes up and down, has also driven the rotation of inner ring simultaneously through the gangbar, and then the control arcuation supports the intra-annular flexible including the pole, and the arcuation supports the pole and drives the both ends that splint contradict the bent axle and can carry out the clamping, and is easy and simple to handle, and six splint outside-in movements simultaneously can carry out the clamping to the bent axle tip of multiple size, and fixed stable has improved application scope simultaneously, and the practicality is better.

2. This bent axle processing fixed establishment can slide on the base through the supporting seat, screws up stop screw and can fix it for the inner ring interval of two supporting seats and top is adjustable, is convenient for fix the bent axle of different length.

Drawings

Fig. 1 is a side view of the structure of the present invention.

Fig. 2 is a front view of the structure of the present invention.

In the figure: 1. a base; 2. a supporting seat; 3. an outer ring; 4. an inner ring; 5. an arc-shaped abutting rod; 6. a splint; 7. a linkage rod; 8. a screw; 9. a spiro ring; 10. a handle; 11. and (7) clamping the cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a bent axle processing fixed establishment, as shown in fig. 1-2, include:

base 1, base 1's top swing joint has two supporting seats 2, base 1 top and both sides set up the spout with 2 looks adaptations of supporting seat, supporting seat 2 and 1 sliding contact of base, the lateral wall of supporting seat 2 runs through have rather than threaded connection's stop screw, supporting seat 2 can slide on base 1, it can be fixed with it to screw up stop screw for 4 intervals of inner ring of two supporting seats 2 and top are adjustable, are convenient for fix the bent axle of different length.

The outer ring 3, the outer ring 3 is connected with the top of supporting seat 2, be equipped with inner ring 4 in the outer ring 3, the inner ring 4 axis above two supporting seats 2 is in on the same straight line, the inner ring 4 outer wall is fixed with the slider with 3 inner wall sliding contact of outer ring, the inner wall of outer ring 3 is connected with arcuation through the articulated elements and supports pole 5, the arcuation supports the quantity of pole 5 and has six, and use the center of outer ring 3 as centre of a circle annular array, the tip that the arcuation supported pole 5 extends to the inner ring 4 inboard and is connected with splint 6, splint 6 is the arcuation, and the lateral wall bonds and has the rubber slab, be convenient for carry out the clamping to the bent axle.

One end of the linkage rod 7 is connected with the outer wall of the inner ring 4, the other end of the linkage rod 7 penetrates through the outer ring 3 and extends to the outside of the outer ring 3, and a through groove matched with the linkage rod 7 is formed in the outer ring 3;

the screw rod 8, the screw rod 8 is movably installed at the top of the supporting seat 2 through a bearing, the screw rod 8 is located on the side portion of the outer ring 3, the outer wall of the screw rod 8 is in threaded connection with the spiral ring 9, a chain is connected between the spiral ring 9 and the linkage rod 7, the handle 10 is fixed at the top of the screw rod 8, the clamping cylinder 11 is fixed on the side wall of the handle 10, a metal rod piece is inserted into the clamping cylinder 11, the torque of the rotating screw rod 8 can be increased, and the rotating screw rod 8 can rotate more labor-saving.

The working principle is as follows: when the device is used, the controller can be lifted by rotating the screw rod 8, the inner ring 4 is driven to rotate through the linkage rod 7, the arc-shaped abutting rod 5 is further controlled to stretch in the inner ring 4, the arc-shaped abutting rod 5 drives the clamping plates 6 to abut against two ends of a crankshaft, clamping can be conducted, operation is simple and convenient, meanwhile, the six clamping plates 6 move from outside to inside, the ends of the crankshafts in various sizes can be clamped, the application range is improved, and the practicability is better.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bent axle processing fixed establishment which characterized in that includes:

the top of the base (1) is movably connected with two supporting seats (2), and the top and two sides of the base (1) are provided with sliding chutes matched with the supporting seats (2);

the outer ring (3) is connected with the top of the supporting seat (2), an inner ring (4) is arranged in the outer ring (3), a sliding block which is in sliding contact with the inner wall of the outer ring (3) is fixed on the outer wall of the inner ring (4), the inner wall of the outer ring (3) is connected with an arc-shaped abutting rod (5) through a hinge piece, and the end part of the arc-shaped abutting rod (5) extends to the inner side of the inner ring (4) and is connected with a clamping plate (6);

one end of the linkage rod (7) is connected with the outer wall of the inner ring (4), the other end of the linkage rod (7) penetrates through the outer ring (3) and extends to the outside of the outer ring (3), and a through groove matched with the linkage rod (7) is formed in the outer ring (3); a chain is arranged, and a handle (10) is fixed at the top of the screw rod (8).

2. The crankshaft machining fixing mechanism according to claim 1, wherein: the supporting seat (2) is in sliding contact with the base (1), and a limit screw in threaded connection with the supporting seat (2) penetrates through the side wall of the supporting seat.

3. The crankshaft machining fixing mechanism according to claim 1, wherein: a clamping cylinder (11) is fixed on the side wall of the handle (10).

4. The crankshaft machining fixing mechanism according to claim 1, wherein: the axes of the inner rings (4) above the two supporting seats (2) are on the same straight line.

5. The crankshaft machining fixing mechanism according to claim 1, wherein: the clamping plate (6) is arc-shaped, and a rubber plate is bonded on the side wall.

6. The crankshaft machining fixing mechanism according to claim 1, wherein: the number of the arc-shaped abutting rods (5) is six, and the arc-shaped abutting rods are in an annular array with the center of the outer ring (3) as the center of a circle.