CN220575668U

CN220575668U - Fixing structure of automobile engine crankshaft

Info

Publication number: CN220575668U
Application number: CN202321832636.3U
Authority: CN
Inventors: 王彬; 王家伟
Original assignee: Jiangsu Youpeiyi Power Technology Co ltd
Current assignee: Jiangsu Youpeiyi Power Technology Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-03-12
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to a fixing structure of an automobile engine crankshaft, which comprises a bottom plate, wherein a hinge shaft is arranged on one side above the bottom plate, the outside of the hinge shaft is connected with a mounting plate, a movable plate is arranged on one side above the mounting plate, a thread seat is arranged at the bottom of the movable plate, the thread seat is arranged in the mounting plate, a screw rod is connected in the thread seat, a rocking handle I is arranged at one end of the screw rod, a turntable is arranged in the movable plate, a positioning block is arranged on one side of the center of the turntable, a fixing plate is arranged on the opposite side of the positioning block above the mounting plate, a positioning plate is arranged on the adjacent side of the fixing plate, and a screw I is arranged on the positioning plate. According to the utility model, the turntable is arranged, the hinging shaft is arranged between the mounting plate and the bottom plate, the turntable can drive the crankshaft to rotate at an angle, and the mounting plate can adjust the crankshaft from a transverse state to a longitudinal state after rotating on the bottom plate, so that the crankshaft can be conveniently machined and operated at different positions and angles of the crankshaft.

Description

Fixing structure of automobile engine crankshaft

Technical Field

The utility model relates to a fixing structure of an automobile engine crankshaft, and belongs to the technical field of automobile part machining.

Background

The crankshaft is the most important component in an engine. The engine is used for bearing the force transmitted by the connecting rod, converting the force into torque, outputting the torque through the crankshaft and driving other accessories on the engine to work. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, periodically-changed gas inertia force and reciprocating inertia force, so that the crankshaft is subjected to bending torsion load. Therefore, the crankshaft is required to have enough strength and rigidity, and the journal surface needs to be wear-resistant, uniform in work and good in balance.

The currently used crankshaft fixing device is simple in function, and can only simply fix a crankshaft, so that the crankshaft rotation angle is not easy to process and operate when the crankshaft is processed, and the device has certain limitation in actual use, so that optimization and improvement are needed.

Disclosure of Invention

The utility model aims to provide a fixing structure of an automobile engine crankshaft, which is characterized in that a turntable is arranged, a hinge shaft is arranged between an installing plate and a bottom plate, the turntable can drive the crankshaft to rotate by itself, and the installing plate can adjust the crankshaft from a transverse state to a longitudinal state after rotating on the bottom plate, so that the crankshaft can be conveniently machined and operated at different positions and angles of the crankshaft, and the problems in the prior art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a fixed knot of automobile engine bent axle constructs, includes the bottom plate, bottom plate top one side is equipped with the articulated shaft, the articulated shaft outside is connected with the mounting panel, mounting panel top one side is equipped with the movable plate, the movable plate bottom is equipped with the screw thread seat, the screw thread seat is located inside the mounting panel, screw thread seat internally connected has the lead screw, lead screw one end is equipped with rocking handle one, the movable plate is inside to be equipped with the carousel, carousel center one side is equipped with the locating piece, locating piece opposite side is located the mounting panel top is equipped with the fixed plate, adjacent one side of fixed plate is equipped with the locating plate, be equipped with screw rod one on the locating plate.

Further, the mounting plate is rotationally connected to the bottom plate through the hinge shaft, a chute for accommodating the threaded seat to pass through is formed in the mounting plate, and the threaded seat is in sliding connection with the mounting plate.

Further, one side of the center of the rotary table is provided with a rocking handle II, a clamping ring is arranged on the periphery of the outer portion of the rotary table, a plurality of balls are arranged in the clamping ring, and the rotary table is in rotary connection with the inner portion of the movable plate.

Further, a handle is arranged on one side above the moving plate, a second screw rod is connected to the top of the moving plate, the bottom of the second screw rod is abutted to the rotary table, a clamping plate is fixedly connected to one side of the rotary table, a third screw rod is connected to the inside of the clamping plate, and the bottom of the third screw rod is aligned with the center line of the positioning block.

Further, the bottom plate is internally embedded and connected with a telescopic ejector rod, a connecting shaft is arranged at the joint of the bottom of the telescopic ejector rod and the bottom plate, the telescopic ejector rod is rotationally connected on the bottom plate, a groove matched with the shape of the top end of the telescopic ejector rod is formed in the bottom of the mounting plate, and the top end of the telescopic ejector rod is embedded in the mounting plate.

Further, screw holes matched with the first screw rods are formed in the bottom plate, and the first screw rods are connected with the bottom plate after the mounting plate rotates.

The beneficial effects of the utility model are as follows:

through set up the carousel on the movable plate, after fixing the bent axle on locating piece and bearing frame, can drive bent axle self rotation angle when the carousel rotates to conveniently adjust the show position of bent axle on the mounting panel, and can be with mounting panel rotation angle when pulling the mounting panel, when locating plate and bottom plate contact, the bent axle can be from horizontal state to indulging and put the state, improves the practicality and the flexibility that bent axle fixing device used, and then conveniently processes each position of bent axle.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain the utility model.

FIG. 1 is a front view of a stationary structure of an automobile engine crankshaft according to the present utility model;

FIG. 2 is a view showing a rotational connection of a mounting plate of a stationary structure of a crankshaft of an automobile engine to a base plate according to the present utility model;

FIG. 3 is a front view of a turntable of a stationary structure of a crankshaft of an automobile engine according to the present utility model;

FIG. 4 is an enlarged view of the area A of a stationary structure of an automotive engine crankshaft according to the present utility model;

reference numerals in the drawings: 1. a bottom plate; 2. a hinge shaft; 3. a mounting plate; 4. a moving plate; 5. a screw seat; 6. a screw rod; 7. a rocking handle I; 8. a turntable; 9. a positioning block; 10. a fixing plate; 11. a positioning plate; 12. a first screw; 13. a rocking handle II; 14. a clasp; 15. a ball; 16. a handle; 17. a second screw; 18. a clamping plate; 19. a screw III; 20. a bearing seat; 21. and (5) stretching the ejector rod.

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.

Example 1: referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a fixed knot of automobile engine bent axle constructs, includes bottom plate 1, bottom plate 1 top one side is equipped with articulated shaft 2, articulated shaft 2 outside is connected with mounting panel 3, mounting panel 3 top one side is equipped with movable plate 4, the movable plate 4 bottom is equipped with screw thread seat 5, screw thread seat 5 is located inside the mounting panel 3, screw thread seat 5 internally connected has lead screw 6, lead screw 6 one end is equipped with rocking handle one 7, movable plate 4 inside is equipped with carousel 8, carousel 8 center one side is equipped with locating piece 9, locating piece 9 opposite side is located mounting panel 3 top is equipped with fixed plate 10, adjacent one side of fixed plate 10 is equipped with locating plate 11, be equipped with screw one 12 on the locating plate 11.

Specifically, mounting panel 3 passes through articulated shaft 2 is in rotate on bottom plate 1 and be connected, the inside spout that holds screw thread seat 5 passed through of seting up of mounting panel 3, screw thread seat 5 is in the inside sliding connection of mounting panel 3, carousel 8 center one side is equipped with rocking handle two 13, carousel 8 outside a week is equipped with snap ring 14, the inside a plurality of balls 15 that are equipped with of snap ring 14, carousel 8 is in the inside swivelling joint of movable plate 4, lead screw 6 can drive screw thread seat 5 and movable plate 4 to conveniently make locating piece 9 and bearing frame 20 with the bent axle centre gripping fixed, ball 15 can reduce the frictional force of carousel 8 when the inside rotation of movable plate 4 when carousel 8 rotates.

Specifically, be equipped with handle 16 on one side of movable plate 4 top, the movable plate 4 top is connected with screw rod two 17, screw rod two 17 bottom with carousel 8 conflict, carousel 8 one side fixedly connected with cardboard 18, cardboard 18 internally connected with screw rod three 19, screw rod three 19 bottom with locating piece 9 central line aligns, the inside holding tank that is equipped with in fixed plate 10 top, and the holding tank inside is equipped with bearing frame 20, the bearing frame 20 central line with locating piece 9 central line is on same straight line, can drive mounting panel 3 rotation angle on bottom plate 1 when pulling handle 16, makes the bent axle change to the state of indulging from horizontal state, and the convenience is processed the bent axle in different positions and angles.

Example 2: referring to fig. 2, the difference between the present embodiment and embodiment 1 is that: the inside embedding of bottom plate 1 is connected with flexible ejector pin 21, flexible ejector pin 21 bottom with bottom plate 1 junction is equipped with the connecting axle, flexible ejector pin 21 is in rotate on bottom plate 1 and connect, mounting panel 3 bottom seted up with flexible ejector pin 21 top shape assorted recess, flexible ejector pin 21 top imbed in inside the mounting panel 3, bottom plate 1 inside seted up with screw rod one 12 assorted screw, screw rod one 12 rotate the back of mounting panel 3 with bottom plate 1 connects, flexible ejector pin 21 can support on mounting panel 3 when mounting panel 3 rotates on bottom plate 1, improves the stability of mounting panel 3 after rotating on bottom plate 1.

The working principle of the utility model is as follows: when the crank is used, one end of a crank shaft is inserted into the bearing seat 20, the crank handle I7 is rotated, the crank handle I7 drives the screw rod 6 to rotate, the screw rod 6 can drive the thread seat 5 and the movable plate 4 to move when rotating, after the positioning block 9 is clamped in a groove at one end of the crank shaft, the crank shaft is fixed on the positioning block 9 by the screw rod III 19, then the crank handle II 13 is rotated, the rotating angle of the turntable 8 can be driven when the crank handle II 13 rotates, so that the crankshaft can be driven to rotate to adjust the display angle, after the position of the crank shaft is adjusted, the screw rod II 17 is rotated to fix the position of the turntable 8, when the crank shaft is required to be adjusted to a longitudinal position for processing, the handle 16 can be pulled, the positioning plate 11 is rotated to the upper part of the base plate 1, then the screw rod I12 is screwed on the base plate 1, and finally the telescopic ejector rod 21 is pulled out from the base plate 1 and is abutted on the mounting plate 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a fixed knot of automobile engine bent axle constructs, includes bottom plate (1), its characterized in that: bottom plate (1) top one side is equipped with articulated shaft (2), articulated shaft (2) outside is connected with mounting panel (3), mounting panel (3) top one side is equipped with movable plate (4), movable plate (4) bottom is equipped with screw seat (5), screw seat (5) are located inside mounting panel (3), screw seat (5) internally connected has lead screw (6), lead screw (6) one end is equipped with rocking handle one (7), movable plate (4) inside is equipped with carousel (8), carousel (8) center one side is equipped with locating piece (9), locating piece (9) opposite side is located mounting panel (3) top is equipped with fixed plate (10), adjacent one side of fixed plate (10) is equipped with locating plate (11), be equipped with screw rod one (12) on locating plate (11).

2. The fixing structure of a crankshaft of an automobile engine according to claim 1, characterized in that: the mounting plate (3) is rotationally connected on the bottom plate (1) through the hinge shaft (2), a chute for accommodating the threaded seat (5) to pass through is formed in the mounting plate (3), and the threaded seat (5) is in sliding connection in the mounting plate (3).

3. The fixing structure of a crankshaft of an automobile engine according to claim 1, characterized in that: the rotary table (8) is characterized in that a rocking handle II (13) is arranged on one side of the center of the rotary table (8), a clamping ring (14) is arranged on the periphery of the outer portion of the rotary table (8), a plurality of balls (15) are arranged in the clamping ring (14), and the rotary table (8) is connected with the inner portion of the movable plate (4) in a rotating mode.

4. The fixing structure of a crankshaft of an automobile engine according to claim 1, characterized in that: the utility model discloses a movable plate, including locating piece (9), fixed plate (10), movable plate (4), carousel (8), fixed plate (10) top, movable plate (4) top is equipped with handle (16), movable plate (4) top is connected with screw rod two (17), screw rod two (17) bottom with carousel (8) are contradicted, carousel (8) one side fixedly connected with cardboard (18), cardboard (18) internally connected with screw rod three (19), screw rod three (19) bottom with locating piece (9) central line aligns, fixed plate (10) top inside is equipped with the holding tank, and the inside bearing frame (20) that is equipped with of holding tank, bearing frame (20) central line with locating piece (9) central line is on same straight line.

5. The fixing structure of a crankshaft of an automobile engine according to claim 1, characterized in that: the novel telescopic lifting device is characterized in that a telescopic ejector rod (21) is embedded and connected in the bottom plate (1), a connecting shaft is arranged at the joint of the bottom of the telescopic ejector rod (21) and the bottom plate (1), the telescopic ejector rod (21) is rotationally connected with the bottom plate (1), a groove matched with the shape of the top end of the telescopic ejector rod (21) is formed in the bottom of the mounting plate (3), and the top end of the telescopic ejector rod (21) is embedded in the mounting plate (3).

6. The fixing structure of a crankshaft of an automobile engine according to claim 1, characterized in that: screw holes matched with the first screw rods (12) are formed in the bottom plate (1), and the first screw rods (12) are connected with the bottom plate (1) after the mounting plate (3) rotates.