CN219054176U

CN219054176U - Automobile crankshaft positioning device

Info

Publication number: CN219054176U
Application number: CN202320192926.XU
Authority: CN
Inventors: 陈君宝; 邹春龙
Original assignee: Hubei Zhongcheng Technology Industry Technology Research Institute Co ltd; Hubei University of Automotive Technology
Current assignee: Hubei Zhongcheng Technology Industry Technology Research Institute Co ltd; Hubei University of Automotive Technology
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-05-23
Anticipated expiration: 2033-02-13

Abstract

The utility model discloses an automobile crankshaft positioning device, which comprises a base, wherein a fixed table and a sliding assembly are fixedly connected to the base; the rotating mechanism comprises two support plates which are respectively and fixedly connected to a fixed table and a sliding assembly, a rotating shaft is rotatably connected to the support plates, the fixed table is fixedly connected with a motor, an output shaft of the motor is fixedly connected with the rotating shaft, a mounting seat is fixedly connected to the rotating shaft, the mounting seat is provided with a groove, and the two mounting seats are oppositely arranged; the clamping mechanism comprises a mounting plate, the mounting plate is movably connected to the mounting seat, two vertical plates are slidably connected to the mounting plate, first screws are connected to the two vertical plates in a threaded mode, the first screws are bidirectional screws, arc plates are fixedly connected to the vertical plates, and the two arc plates are oppositely arranged. The device can clamp crankshafts of different sizes, and simultaneously can realize the positioning and the use of the crankshafts.

Description

Automobile crankshaft positioning device

Technical Field

The utility model relates to the technical field of crankshaft clamps, in particular to an automobile crankshaft positioning device.

Background

The crankshaft is the most important component in an engine. The crankshaft is subjected to the combined action of centrifugal force of rotating mass, periodically-changed gas inertia force and reciprocating inertia force, so that the crankshaft is subjected to bending and torsion load. The crankshaft is required to have sufficient strength and rigidity. The parts are complicated to process because the center of rotation and the center of the machining surface cannot be on the same axis.

The patent with the publication number of CN205363327U discloses an automobile crankshaft positioning device, which comprises a base, a pressure spring, a baffle and a clamping mechanism, wherein a limiting groove is formed in the base, a plurality of positioning blocks are arranged in the limiting groove, the bottom surface of the limiting groove is connected with the bottom surface of the positioning block through the pressure spring, the baffle is positioned on one side of the limiting groove, and the clamping mechanism is positioned on the other side of the limiting groove.

In the above technology, only one kind of crankshaft can be assembled, and whether the crankshaft is positioned accurately or not cannot be ensured, and the use is inconvenient, so an automobile crankshaft positioning device is provided to solve the above problems.

Disclosure of Invention

The utility model aims to provide an automobile crankshaft positioning device which solves the problems in the prior art, can clamp crankshafts with different sizes and can realize positioning of the crankshafts.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides an automobile crankshaft positioning device, which comprises:

the base is fixedly connected with a fixed table and a sliding assembly;

the rotating mechanism comprises two supporting plates, the two supporting plates are respectively and fixedly connected to the fixed table and the sliding assembly, a rotating shaft is rotatably connected to the supporting plates, the fixed table is fixedly connected with a motor, an output shaft of the motor is fixedly connected with the rotating shaft, a mounting seat is fixedly connected to the rotating shaft, a groove is formed in the surface of the mounting seat, and the two mounting seats are oppositely arranged;

the clamping mechanism comprises a mounting plate, the mounting plate is movably connected to the mounting seat, two vertical plates are slidably connected to the mounting plate, a first screw is connected to the vertical plates in a threaded mode, the first screw is a bidirectional screw, an arc plate is fixedly connected to the vertical plates, and the arc plates are oppositely arranged.

Preferably, a first sliding groove is formed in the mounting plate, the vertical plate extends into the first sliding groove, a first sliding plate is connected in the first sliding groove in a sliding mode, and the first sliding plate is fixedly connected with the vertical plate.

Preferably, the mounting plate is fixedly connected with a connecting block, two through holes are formed in the mounting seat, a second screw rod penetrates through the through holes, the portion, in contact with the mounting seat, of the second screw rod is unthreaded, a first threaded hole is formed in the connecting block, and the second screw rod penetrates through the first threaded hole.

Preferably, two third sliding grooves are formed in the mounting seat, a guide sliding plate is fixedly connected to the mounting plate and extends into the third sliding grooves, and the guide sliding plate is arranged in the third sliding grooves in a sliding mode.

Preferably, the sliding assembly comprises a bottom plate, a second sliding groove is formed in the bottom plate, a second sliding plate is connected in the second sliding groove in a sliding mode, a mobile station is fixedly connected with the second sliding plate, the supporting plate is fixedly connected to the mobile station, a plurality of second threaded holes are formed in the bottom plate, screws are connected in the second threaded holes in a threaded mode, and the screws are in butt joint with the second sliding plate.

Preferably, one end of the first screw is fixedly connected with a first stop block, and one end of the first screw, which is far away from the first stop block, is fixedly connected with a first knob.

Preferably, a plurality of second check blocks are fixedly connected to the second screw rod, the second check blocks are attached to the mounting base, one end of the second screw rod extends out of the mounting base, and one end of the second screw rod extends out of the mounting base and is fixedly connected with a second knob.

The utility model discloses the following technical effects: the device is provided with a base, a fixed table and a sliding assembly are fixedly connected onto the base, one supporting plate is fixedly connected onto the fixed table, a motor drives a rotating shaft on one side of the fixed table to rotate, the rotating shaft rotates in the supporting plate, the rotating shaft drives a mounting seat to rotate, the supporting plate mounted on the sliding assembly can move under the driving of the sliding assembly, so that the mounting seat is driven to move, when a first screw rod is rotated, the first screw rod can drive two vertical plates to move oppositely or oppositely at the same time, and when the vertical plates move, an arc plate is driven to move, and the arc plate is used for clamping a crankshaft. The device can clamp crankshafts of different sizes, and simultaneously can realize the positioning and the use of the crankshafts.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a positioning device for a crankshaft of an automobile according to the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a cross-sectional view of a base plate of the present utility model;

1, a base; 2. a fixed table; 3. a support plate; 4. a rotating shaft; 5. a motor; 6. a mounting base; 7. a mounting plate; 8. a vertical plate; 9. a first screw; 10. an arc-shaped plate; 11. a first slide plate; 12. a connecting block; 13. a second screw; 14. a bottom plate; 15. a second slide plate; 16. a mobile station; 17. a screw; 18. a first stopper; 19. a first knob; 20. a second stopper; 21. a guide slide plate; 22. and a second knob.

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.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the present utility model provides an automotive crankshaft positioning device comprising:

the base 1, fixedly connected with fixed station 2 and slip subassembly on the base 1.

The rotating mechanism comprises two support plates 3, the two support plates 3 are respectively and fixedly connected to a fixed table 2 and a sliding assembly, a rotating shaft 4 is rotatably connected to the support plates 3, a motor 5 is fixedly connected to the fixed table 2, an output shaft of the motor 5 is fixedly connected with the rotating shaft 4, a mounting seat 6 is fixedly connected to the rotating shaft 4, a groove is formed in the surface of the mounting seat 6, and the two mounting seats 6 are oppositely arranged.

One of them backup pad 3 fixed connection is on fixed station 2, and motor 5 drives the pivot 4 rotation of fixed station 2 one side, and pivot 4 is rotatory in backup pad 3, and pivot 4 drives mount pad 6 rotation, and backup pad 3 of installing on sliding component can be moved under sliding component's drive to drive mount pad 6 and remove.

The clamping mechanism comprises a mounting plate 7, the mounting plate 7 is movably connected to the mounting seat 6, two vertical plates 8 are slidably connected to the mounting plate 7, first screw rods 9 are connected to the two vertical plates 8 in a threaded mode, arc plates 10 are fixedly connected to the vertical plates 8, and the two arc plates 10 are oppositely arranged.

When the first screw rod 9 is rotated, the first screw rod 9 can drive the two vertical plates 8 to move in opposite directions or simultaneously, the arc plate 10 is driven to move when the vertical plates 8 move, the arc plate 10 is used for clamping a crankshaft, and the first screw rod 9 can drive the two vertical plates 8 to move simultaneously, so that the crankshaft can be accurately positioned while being clamped, the mounting plate 7 can adjust positions on the mounting seat 6, and the crankshaft can be conveniently machined at different positions.

Further optimizing scheme has seted up first spout on the mounting panel 7, and riser 8 stretches into in the first spout, and sliding connection has first slide 11 in the first spout, first slide 11 and riser 8 fixed connection.

The vertical plate 8 is fixedly connected with the first sliding plate 11, and the sliding connection of the vertical plate 8 and the mounting plate 7 is realized through the first sliding plate 11.

Further optimizing scheme, fixedly connected with connecting block 12 on the mounting panel 7, two through-holes have been seted up on the mount pad 6, wear to be equipped with second screw rod 13 in the through-hole, and second screw rod 13 passes the recess, and the position of second screw rod 13 and mount pad 6 contact is screwless, has seted up first screw hole on the connecting block 12, and second screw rod 13 wears to establish at first screw hole.

The second screw rod 13 can rotate on the mount pad 6, and when rotating the second screw rod 13, the connecting block 12 can rotate along the second screw rod 13, and in the processing crankshaft process, the eccentric setting is likely to be needed to facilitate processing, and the second screw rod 13 is rotated, and the second screw rod 13 drives the mounting plate 7 to move, so that the eccentric setting of the crankshaft can be realized.

Further optimizing scheme, two third spouts have been seted up on the mount pad 6, fixedly connected with guide slide 21 on the mounting panel 7, guide slide 21 stretches into in the third spout, guide slide 21 slides in the third spout and sets up.

When the mounting plate 7 moves, the slide guide plate 21 slides in the third slide groove, and meanwhile, the stability of the crankshaft during processing is ensured.

Further optimizing scheme, the slip subassembly includes bottom plate 14, has seted up the second spout on the bottom plate 14, sliding connection has second slide 15 in the second spout, second slide 15 fixedly connected with mobile station 16, backup pad 3 fixed connection is on mobile station 16, has seted up a plurality of second screw holes on the bottom plate 14, second screw hole internal thread connection has screw 17, screw 17 and second slide 15 butt.

When crankshafts with different lengths are processed, the crankshafts with different lengths can be processed, the moving table 16 can be slid, the moving table 16 drives the supporting plate 3 to move, the crankshafts with different lengths are adapted to the crankshafts, and when the second sliding plate 15 needs to be fixed, the screw 17 is screwed, so that the screw 17 is abutted with the second sliding plate 15, and the second sliding plate 15 is fixed.

Further optimizing scheme, first dog 18 is fixedly connected with to first screw rod 9 one end, and first screw rod 9 is kept away from first dog 18 one end fixedly connected with first knob 19.

The first stop block 18 can stop the vertical plate 8 to prevent the vertical plate 8 from moving too far, and the first knob 19 is convenient for rotating the first screw 9.

Further optimizing scheme, fixedly connected with a plurality of second dog 20 on the second screw rod 13, second dog 20 and mount pad 6 laminating, mount pad 6 is stretched out to second screw rod 13 one end, and second knob 22 is fixedly connected with to second screw rod 13 one end that stretches out mount pad 6.

The second stopper 20 keeps the second screw 13 in a fixed position, and the second knob 22 facilitates the rotation of the second screw 13.

According to the using method of the device, when the crankshaft is machined, the crankshaft is placed between the two arc plates 10, then the first screw rod 9 is rotated, the first screw rod 9 drives the two vertical plates 8 to move in opposite directions simultaneously, the arc plates 10 clamp the crankshaft, the motor 5 is started, the motor 5 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the mounting seat 6 to rotate, the mounting seat 6 drives the mounting plate 7 to rotate, the crankshaft is driven to rotate, when the crankshaft needs to be eccentrically arranged, the second screw rod 13 is rotated, the connecting block 12 rotates along the second screw rod 13, the connecting block 12 drives the mounting plate 7 to move, eccentric arrangement of the crankshaft can be achieved, when crankshafts with different lengths are machined, the crankshaft can slide on the moving table 16, the moving table 16 drives the second sliding plate 15 to slide in the second sliding groove, and when the second sliding plate 15 needs to be fixed, the screw 17 is driven to abut against the second sliding plate 15, and therefore the second sliding plate 15 is fixed.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. An automotive crankshaft positioning device, comprising:

the base (1), fixedly connected with a fixed table (2) and a sliding component on the base (1);

the rotating mechanism comprises two supporting plates (3), the two supporting plates (3) are respectively and fixedly connected to the fixed table (2) and the sliding assembly, a rotating shaft (4) is rotatably connected to the supporting plates (3), a motor (5) is fixedly connected to the fixed table (2), an output shaft of the motor (5) is fixedly connected with the rotating shaft (4), a mounting seat (6) is fixedly connected to the rotating shaft (4), grooves are formed in the surface of the mounting seat (6), and the two mounting seats (6) are oppositely arranged;

the clamping mechanism comprises a mounting plate (7), the mounting plate (7) is movably connected to the mounting seat (6), two vertical plates (8) are connected to the mounting plate (7) in a sliding mode, the two vertical plates (8) are connected with first screws (9) in a threaded mode, the first screws (9) are bidirectional screws, arc plates (10) are fixedly connected to the vertical plates (8), and the arc plates (10) are oppositely arranged.

2. An automotive crankshaft positioning device as claimed in claim 1, wherein: the mounting plate (7) is provided with a first sliding groove, the vertical plate (8) stretches into the first sliding groove, a first sliding plate (11) is connected in the first sliding groove in a sliding mode, and the first sliding plate (11) is fixedly connected with the vertical plate (8).

3. An automotive crankshaft positioning device as claimed in claim 1, wherein: fixedly connected with connecting block (12) on mounting panel (7), two through-holes have been seted up on mount pad (6), wear to be equipped with second screw rod (13) in the through-hole, second screw rod (13) pass the recess, second screw rod (13) with the position of mount pad (6) contact does not have the screw thread, first screw hole has been seted up on connecting block (12), second screw rod (13) wear to establish first screw hole.

4. A vehicle crankshaft positioning device according to claim 3, wherein: two third sliding grooves are formed in the mounting seat (6), a guide sliding plate (21) is fixedly connected to the mounting plate (7), the guide sliding plate (21) stretches into the third sliding grooves, and the guide sliding plate (21) is arranged in the third sliding grooves in a sliding mode.

5. An automotive crankshaft positioning device as claimed in claim 1, wherein: the sliding assembly comprises a bottom plate (14), a second sliding groove is formed in the bottom plate (14), a second sliding plate (15) is connected in the second sliding groove in a sliding mode, a mobile station (16) is fixedly connected to the second sliding plate (15), the supporting plate (3) is fixedly connected to the mobile station (16), a plurality of second threaded holes are formed in the bottom plate (14), screws (17) are connected in the second threaded holes in a threaded mode, and the screws (17) are in butt joint with the second sliding plate (15).

6. An automotive crankshaft positioning device as claimed in claim 1, wherein: one end of the first screw rod (9) is fixedly connected with a first stop block (18), and one end, far away from the first stop block (18), of the first screw rod (9) is fixedly connected with a first knob (19).

7. A vehicle crankshaft positioning device according to claim 3, wherein: a plurality of second check blocks (20) are fixedly connected to the second screw rod (13), the second check blocks (20) are attached to the mounting base (6), one end of the second screw rod (13) extends out of the mounting base (6), and one end of the second screw rod (13) extends out of the mounting base (6) and is fixedly connected with a second knob (22).