CN215968358U

CN215968358U - Crankshaft detection device

Info

Publication number: CN215968358U
Application number: CN202122058270.6U
Authority: CN
Inventors: 汤海涛
Original assignee: Schutaco Compressor Co ltd
Current assignee: Schutaco Compressor Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-08
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a crankshaft detection device which comprises a first positioning mechanism and a second positioning mechanism, wherein the first positioning mechanism and the second positioning mechanism are arranged on the side surface of a vertical plate, a slide rail is arranged on the side surface of the vertical plate, the first positioning mechanism is clamped in the slide rail, the first positioning mechanism is composed of a first clamping seat, an electric telescopic rod and a fixing plate, the electric telescopic rod is arranged on the first clamping seat, the second positioning mechanism is composed of a second clamping seat, and the electric telescopic rod and the fixing plate are arranged on the lower side of the second clamping seat, and arc-shaped clamping grooves are correspondingly formed in the side surfaces of the first clamping seat and the second clamping seat. The crankshaft workpiece fixing device is scientific and reasonable in structural design, can be used for effectively fixing a plurality of groups of crankshaft workpieces to be detected quickly, effectively improves fixing efficiency, solves the problem that the workpieces are inconvenient to position by an existing crankshaft detection device, and ensures the accuracy of positioning operation.

Description

Crankshaft detection device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a crankshaft detection device.

Background

The crankshaft is the most important part in the engine, it bears the force transmitted by the connecting rod, and changes it into torque to output through the crankshaft and drive other accessories on the engine to work, the crankshaft is acted by centrifugal force of rotating mass and gas inertia force of periodic variation and reciprocating inertia force, make the crankshaft bear the action of bending torsion load, therefore the crankshaft is required to have sufficient intensity and rigidity, the surface of the journal needs wear-resisting, work is uniform and well balanced, in order to reduce the crankshaft mass and the centrifugal force produced while moving, the crankshaft journal is often made hollow, there are oil holes on the surface of each journal, in order to introduce or draw out the engine oil, in order to lubricate the surface of the journal, in order to reduce the stress concentration, the main journal and the joint of the crank pin and crank arm all adopt the transition circular arc connection, the crankshaft counterweight is in order to balance the rotating centrifugal force and its moment, when the forces and moments are balanced, the balance weights can be used for reducing the load of the main bearing, the number, the size and the arrangement position of the balance weights are considered according to the number of cylinders of an engine, the arrangement form of the cylinders, the shape of a crankshaft and other factors, the balance weights are generally cast or forged into a whole with the crankshaft, the balance weights of a high-power diesel engine are manufactured separately from the crankshaft and then connected together through bolts, and the outer diameter of the crankshaft needs to be detected in the production process. The existing crankshaft detection device is complex in structure and inconvenient to operate, a plurality of groups of detected workpieces cannot be effectively fixed at the same time, the detection efficiency is low, and certain limitations are realized. To this end, we propose a crankshaft detection device.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a crankshaft detection device to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a crankshaft detection device, is including setting up first positioning mechanism and the second positioning mechanism in the riser side, the riser side is provided with the slide rail, first positioning mechanism card is established in the slide rail, first positioning mechanism comprises first cassette, the electric telescopic handle and the fixed plate of setting on first cassette, second positioning mechanism comprises second cassette, the electric telescopic handle and the fixed plate of setting in second cassette downside, arc draw-in groove has been seted up to first cassette and second cassette side correspondence.

Preferably, a positioning plate is fixed on the top of the vertical plate.

Preferably, the first clamping seat is clamped inside the sliding rail through a sliding plate fixed on the side surface.

Preferably, the middle part of the vertical plate is provided with a movable groove.

Preferably, the side face of the vertical plate is provided with a protruding plate, and the protruding plate is provided with a box body.

Preferably, an arc-shaped clamping block and a buffer sheet are arranged on the side surface of the arc-shaped clamping groove, and the arc-shaped clamping block is installed in the first clamping seat and the second clamping seat through an elastic rod on the side surface.

Compared with the prior art, the utility model has the beneficial effects that: this crankshaft detection device, structural design is simple reasonable, has stronger practicality, drive first cassette and second cassette removal as actuating mechanism through setting up electric telescopic handle, can make both butt joints fast, thereby can be fast effectively fixed to the bent axle work piece that needs to detect, fixed efficiency has effectively been improved, the problem that current crankshaft detection device is inconvenient to advance line location to the work piece has been solved, carry out spacingly to first cassette and second cassette through setting up the slide rail, both motion process's stability has effectively been improved, thereby guarantee the accurate nature of location operation, through setting up the arc fixture block, buffer plate and elastic rod isotructure are as further spacing subassembly, can further fix the work piece, can play the cushioning effect through the buffer plate simultaneously, avoid causing workpiece surface damage.

Drawings

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

fig. 2 is a schematic view of the internal structure of the first card holder portion according to the present invention.

In the figure: the device comprises a vertical plate 1, a positioning plate 11, a sliding rail 12, a first clamping seat 13, an electric telescopic rod 14, a fixing plate 15, a first positioning mechanism 16, a second positioning mechanism 17, a second clamping seat 18, a movable groove 19, an arc-shaped clamping groove 2, a sliding plate 21, a protruding plate 22, a box body 23, an arc-shaped clamping block 24, a buffer sheet 25 and an elastic rod 26.

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 crankshaft detection device, including setting up first positioning mechanism 16 and the second positioning mechanism 17 in riser 1 side, 1 top of riser is fixed with locating plate 11, 1 side of riser is provided with slide rail 12, the surface at riser 1 is fixed to the one end of slide rail 12, slide 21 and slide rail 12's inner wall swing joint, 16 cards of first positioning mechanism are established in slide rail 12, it is spacing to first cassette 13 and second cassette 18 through setting up slide rail 12, the relative stability of both motion processes has effectively been improved, thereby guarantee the accurate nature of location operation.

The first positioning mechanism 16 comprises a first clamping seat 13, an electric telescopic rod 14 and a fixing plate 15, the electric telescopic rod 14 is externally connected with a power supply and a control switch through a lead, the first clamping seat 13 and the second clamping seat 18 which are connected with the electric telescopic rod 14 are driven to move through the telescopic work of the electric telescopic rod 14, the first clamping seat 13 and the second clamping seat 18 are driven to move through the arrangement of the electric telescopic rod 14 as a driving mechanism, the electric telescopic rod 14 can be quickly butted with each other, so that crankshaft workpieces to be detected can be quickly and effectively fixed, the fixing efficiency is effectively improved, the problem that the conventional crankshaft detection device is inconvenient for positioning the workpieces is solved, the movable end of the electric telescopic rod 14 is controlled to move through the switch during work, a plurality of crankshaft workpieces can be simultaneously clamped, and the purpose of synchronously positioning a plurality of groups of workpieces is realized, effectively improved machining efficiency, first cassette 13 is established inside slide rail 12 through the fixed slide 21 card in side, and second positioning mechanism 17 comprises second cassette 18, the electric telescopic handle 14 and the fixed plate 15 of setting in second cassette 18 downside, and movable groove 19 has been seted up at riser 1 middle part, and at fixed in-process, the one end of bent axle work piece is passed from movable groove 19.

Arc draw-in groove 2 has been seted up to first cassette 13 and second cassette 18 side correspondence, riser 1 side is provided with protrusion board 22, box 23 has been placed on protrusion board 22, box 23 is inside deposits detection mechanism, 2 sides in the arc draw-in groove are provided with arc fixture block 24 and buffer plate 25, arc fixture block 24 is installed in first cassette 13 and second cassette 18 through the elastic rod 26 of side, can slightly remove when arc fixture block 24 atress, buffer plate 25 can stably laminate on the surface of work piece, through setting up arc fixture block 24, buffer plate 25 and elastic rod 26 isotructure are as further spacing subassembly, can further fix the work piece, can play the cushioning effect through buffer plate 25 simultaneously, avoid causing workpiece surface damage.

The working principle is as follows:

this crankshaft detection device, concrete during operation, place the instrument that is used for the bent axle to detect in the box 23, place a plurality of bent axle work pieces in proper order in arc draw-in groove 2 of difference, remove through on-off control electric telescopic handle 14's expansion end after that, thereby can press from both sides a plurality of bent axle work pieces simultaneously tightly, the purpose of multiunit work piece synchronous positioning has been realized, machining efficiency has effectively been improved, the work piece surface is hugged closely through the buffer plate 25 of side at the inside arc fixture block 24 of first cassette 13 and second cassette 18 to the setting, thereby realize the fixed and buffering to the work piece, can detect work to it after the work piece positioning process ends, this device can be fixed with multiunit public spare simultaneously, the inconvenient fixed work piece of current detection mechanism has effectively been solved, and the problem that detection efficiency is low, bring the facility for the staff.

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 crankshaft detection device, is including setting up first positioning mechanism (16) and second positioning mechanism (17) in riser (1) side, its characterized in that: the side face of the vertical plate (1) is provided with a sliding rail (12), the first positioning mechanism (16) is clamped in the sliding rail (12), the first positioning mechanism (16) is composed of a first clamping seat (13), an electric telescopic rod (14) arranged on the first clamping seat (13) and a fixing plate (15), the second positioning mechanism (17) is composed of a second clamping seat (18), the electric telescopic rod (14) arranged on the lower side of the second clamping seat (18) and the fixing plate (15), and the side faces of the first clamping seat (13) and the second clamping seat (18) are correspondingly provided with arc-shaped clamping grooves (2).

2. A crankshaft detection arrangement according to claim 1, wherein: and a positioning plate (11) is fixed at the top of the vertical plate (1).

3. A crankshaft detection arrangement according to claim 1, wherein: the first clamping seat (13) is clamped inside the sliding rail (12) through a sliding plate (21) fixed on the side surface.

4. A crankshaft detection arrangement according to claim 1, wherein: the middle part of the vertical plate (1) is provided with a movable groove (19).

5. A crankshaft detection arrangement according to claim 1, wherein: a protruding plate (22) is arranged on the side face of the vertical plate (1), and a box body (23) is placed on the protruding plate (22).

6. A crankshaft detection arrangement according to claim 1, wherein: an arc-shaped clamping block (24) and a buffer sheet (25) are arranged on the side surface of the arc-shaped clamping groove (2), and the arc-shaped clamping block (24) is installed in the first clamping seat (13) and the second clamping seat (18) through an elastic rod (26) on the side surface.