CN209632893U - A kind of automatic quickly crankshaft spirals positioning device - Google Patents

Abstract

It spirals positioning device, including mechanism of spiraling, assembly slide unit the utility model discloses a kind of automatic quickly crankshaft；The mechanism of spiraling includes supporting table, mounting plate, cylinder, fulcrum bearing, close switch, and the mounting plate is slidably connected by slide assemblies and the supporting table, and drives the mounting plate to slide by the telescopic displacement of the cylinder；The lower end of the fulcrum bearing is fixedly connected with the mounting plate, and the upper end is additionally provided with servo motor and the telescopic rotating shaft with the servo motor axis connection；The telescopic rotating shaft is made it shrink the elastic force by elastic component by the effect of elastic component；The end of the telescopic rotating shaft is successively arranged the first attachment base, the second attachment base；First attachment base is fixed with signalling means, and is equipped with below close to switch；It is described to be connected close to switch, servo motor, cylinder and controller signals.The utility model has the advantages that high degree of automation, work efficiency is high, installation piston rod labor intensity is low etc..

Description

A kind of automatic quickly crankshaft spirals positioning device

Technical field

The utility model relates to engine crankshaft attachment mounting technology fields, more particularly to a kind of automatic quick crankshaft It spirals positioning device.

Background technique

The reciprocating motion of piston is become the rotary motion of crankshaft by piston connecting rod unit, while be will act on the power on piston and being turned Become the external output torque of crankshaft, to drive automotive wheel to rotate.Piston rod is the key components and parts of engine component part. When assembling piston rod, one grade of piston rod of every assembly requires the certain angle of crankshaft of spiraling, and makes outside connecting rod neck protrusion cylinder holes Face is in order to assembling connecting rod and connecting rod cap.Currently, piston rod assembly is carried out by the way of the crankshaft that spirals by hand in production practices, Working efficiency is low, and labor intensity is high, delays rhythm of production.

Utility model content

The main purpose of the utility model is that proposing a kind of high degree of automation, the automatic quick song that work efficiency is high Reel revolves positioning device, labor intensity high technical problem low to solve above-mentioned working efficiency of the existing technology.

For this purpose, spiraling positioning device the utility model proposes a kind of automatic quickly crankshaft.

Preferably, the utility model can also have following technical characteristic:

A kind of automatic quickly crankshaft spirals positioning device, mechanism and is arranged in the mechanism side of spiraling including spiraling Assembly slide unit for stationary engine；The mechanism of spiraling includes supporting table, mounting plate, cylinder, fulcrum bearing, approaches switch, The mounting plate is slidably connected by slide assemblies and the supporting table, and drives the installation by the telescopic displacement of the cylinder Plate sliding；The lower end of the fulcrum bearing is fixedly connected with the mounting plate, the upper end be additionally provided with servo motor and with the servo The telescopic rotating shaft of motor axis connection；The telescopic rotating shaft is made it shrink the elastic force by elastic component by the effect of elastic component；It is described to stretch Contracting turns the tip of the axis and is successively arranged the first attachment base, the second attachment base；First attachment base and the second attachment base axis hole Connection；The telescopic rotating shaft, the first attachment base, second attachment base three's central coaxial；First attachment base is fixed with signal Device, and be equipped with below close to switch；It is described to be connected close to switch, servo motor, cylinder and controller signals.

Further, the slide assemblies include guide rail, sliding block；Sliding is provided with engine support on the assembly slide unit Disk, the pallet are connected with propulsion cylinder.

Further, the fulcrum bearing by bottom plate and is disposed around four blocks of side plates of its surrounding and forms, wherein two pieces opposite The side plate of setting offers the mounting hole for connecting servo motor shaft, telescopic rotating shaft.

Further, the elastic component is spring, and the telescopic rotating shaft is equipped with confined planes, and the spring is set in described stretch In contracting shaft, and its both ends respectively with the fulcrum bearing, the confined planes Elastic Contact of telescopic rotating shaft.

Further, fixing seat is equipped between the confined planes of the telescopic rotating shaft and the first attachment base, the fixing seat is opened It is connect equipped with location hole with the telescopic rotating shaft；The location hole is equipped with sliding bearing.

Further, the end face of first attachment base is equipped with rectangular boss, and the end face of second attachment base is equipped with Positioning square groove corresponding with the boss.

Further, the boss is center boss.

Further, the boss is divided into small one and large one two.

Further, the supporting table, assemble slide unit lower end be equipped with adjustment lower margin.

The beneficial effect that the utility model is compared with the prior art includes:

(1) spiral mechanism and assembly slide unit are pushed by cylinder, while transmitting signal using close switch to controller, then By the working condition of controller control cylinder, servo motor, high degree of automation reduces the labor intensity of worker, can be accurate Control cylinder, servo motor operation position in place；

(2) telescopic rotating shaft, the mentality of designing of the first attachment base, second attachment base three's central coaxial are used, this dress is improved Set the merging precision with engine；

(3) second attachment bases can be switched fast according to the engine of different model, and device versatility is good；

(4) it after making full use of the elastic potential energy of spring, the first attachment base to dock in place with the second attachment base, signalling means and connects Nearly switch just works mutually in co-planar, it is ensured that present apparatus trouble-free operation.

Detailed description of the invention

Fig. 1 is the utility model structure diagram；

Fig. 2 is the mechanism perspective view that spirals of the utility model；

Fig. 3 is the mechanism top view that spirals of the utility model；

Fig. 4 is the assembly slide unit perspective view of the utility model；

Fig. 5 is the first connecting base structure schematic diagram of the utility model embodiment one；

Fig. 6 is the first connecting base structure schematic diagram of the utility model embodiment two.

Specific embodiment

With reference to embodiment and compares attached drawing the utility model is described in further detail.It should be emphasized that It is that following the description is only exemplary, rather than in order to limit the scope of the utility model and its application.

Referring to the following drawings, non-limiting and nonexcludability embodiment will be described, wherein identical appended drawing reference indicates Identical component, unless stated otherwise.

Embodiment one:

A kind of automatic quickly crankshaft as shown in figures 1 to 6 spirals positioning device, including spirals and mechanism and be arranged at this The assembly slide unit for stationary engine on the right side of mechanism of spiraling.The mechanism of spiraling include supporting table 1, mounting plate 3, cylinder 5, Fulcrum bearing 7, close switch 4, the mounting plate 3 is connect by slide assemblies with the upper surface slide of the supporting table 1, and is passed through The telescopic displacement of the cylinder 5 drives the mounting plate 3 to move back and forth on carriage.The lower end of the fulcrum bearing 7 with it is described Mounting plate 3 is fixedly connected, and upper end is equipped with servo motor 6 and the telescopic rotating shaft 10 with the servo motor axis connection.It is described flexible Shaft 10 is made it shrink the elastic force by elastic component by the effect of elastic component.The end of the telescopic rotating shaft 10 is successively arranged first Attachment base 11, the second attachment base, first attachment base 11 are connect with the second attachment base axis hole.The telescopic rotating shaft 10, First attachment base 11, second attachment base three's central coaxial.The side of first attachment base 11 is fixed with signalling means, and under it Side is equipped with described close to switch 4.It is described to be connect close to switch 4, servo motor 6, cylinder 5 with controller signals.

Specifically: the slide assemblies include guide rail 2, sliding block.It fixes two guide rails 2 in parallel in supporting table 1 and matches Sliding block is filled, mounting plate 3 is fixed by bolt and sliding block, and realization moves back and forth in supporting table 1.1 upper surface of supporting table and The outside of guide rail 2 is fixed with cylinder 5, and the telescopic direction of cylinder rod is parallel with the stroke of guide rail 2.The end of cylinder rod is fixed on The telescopic displacement drive installation plate 3 of the side of mounting plate 3, cylinder rod moves back and forth in supporting table 1, improves the automatic of the present apparatus Change, reduces labor intensity.Also, the extension elongation of cylinder rod can be adjusted by controller according to different engine model； Also the junction that can use cylinder boom end and mounting plate 3 adjusts.

The fulcrum bearing is by bottom plate and is disposed around four blocks of side plates of its surrounding and forms, the left and right two pieces of sides being oppositely arranged Plate offers the mounting hole for connecting servo motor shaft, telescopic rotating shaft 10, and an assembly space is formed in the middle part of fulcrum bearing 7.It will watch Clothes electricity 6 is fixed on left plate, and motor shaft passes through left plate mounting hole and extends into the assembly space, and motor shaft and guide rail 2 are same To extension.The left end of telescopic rotating shaft 10 is penetrated into right side plate mounting hole and is fixed with the end of motor shaft.In telescopic rotating shaft 10 Right end fixes the first attachment base 11.

The right side of first attachment base 11 is equipped with 1 central boss 19, and boss 19 is square structure.In the second attachment base Left side offers the positioning square groove being equipped with central boss 19.By the central boss 19 and the second attachment base of the first attachment base 11 The engagement of positioning square groove, at this point, telescopic rotating shaft 10, the first attachment base 11, the second attachment base, 19 4 center of central boss are same Axis.Boss 19 is arranged at axle center, the linkage of the first attachment base 10 and the second attachment base is closer, and uniform force rotated Cheng Wending.

Choose elastic component of the spring 8 as the present apparatus.Confined planes 110 are extended in the outside of telescopic rotating shaft 10, the confined planes 110 and first are equipped with fixing seat 9 between attachment base 10.The fixing seat 9 offers location hole and connect with the telescopic rotating shaft 10, And add sliding bearing in location hole.When assembly, first by telescopic rotating shaft 10 and servo motor axis connection, then equipped fixing seat 9, Finally fix the first attachment base 11.Spring 8 is set in the telescopic rotating shaft 10, make the both ends of spring 8 respectively with the branch The confined planes 110 of the right side plate, telescopic rotating shaft that hold seat 7 abut.Under this state, telescopic rotating shaft 10 is had elongation by the elastic force of spring Trend, and abut its confined planes 110 with the left side of fixing seat 9.It is horizontal that installation telescopic shaft 10 can be improved in 9 one side of fixing seat On the other hand degree can limit the elongation of telescopic shaft 10, improve the globality of device.

Sliding is provided with engine tray 15 on the assembly slide unit, and the pallet 15 is connected with propulsion cylinder 18.It is described Propulsion cylinder 18 is rodless cylinder, is located at the lower section of pallet 15.Specifically, the table top of the assembly slide unit is equipped with second and leads Rail 16, and second sliding block is set on the second guide rail 16, the stationary engine pallet 15 on sliding block.The present apparatus is in use, will hair Motivation is lain on one's side on pallet 15, to obtain good piston rod installation space, by the right side of the second attachment base and engine crankshaft End connection.By adjusting assembly slide unit, the lower margin 20 of supporting table 1, make the first attachment base 11, the second attachment base central coaxial state Under could start start utility model device.

The application method of above-described embodiment, includes the following steps:

It is moved to working position on S1, the pallet 15 for being fixed on assembly slide unit that engine is lain on one's side and by propulsion cylinder 18, Second attachment base is connected and fixed with engine crankshaft end, guarantees engine crankshaft end, the second attachment base, 10 three of telescopic rotating shaft It is concentric；

S2, starting cylinder 5, push mounting plate 3 mobile to engine direction, the first attachment base 11 connect seated connection with second Touching, after cylinder 5 continues elongation in place, controller starts servo motor 6 and rotates；At this point, telescopic rotating shaft 10 is axial by reaction force And spring 8 is squeezed, telescopic rotating shaft 10 is shunk；

S3, servo motor 6 drive telescopic rotating shaft 10, the rotation of the first attachment base 11, rectangular when 11 end face of the first attachment base When boss 19 is turned to the contraposition of the positioning square groove of the second attachment base, because of the effect of 8 reseting elasticity of spring, square boss 19 is pushed up Enter to position in square groove；At this point, the signalling means and close switch 4 on the first attachment base 11 are in the same perpendicular, servo Motor 6 continues to rotate, and when the first attachment base 11 turns to a certain position, the signal of signalling means can be sensed close to switch 4；

S4, the signal that signalling means is sensed using close switch 4 after sensing signal close to switch 4, are controlled as initial position Device control servo motor 6 stops operating after continuing to rotate predetermined angular, waits operator to assemble piston rod, until having assembled At.

Embodiment two:

Unique difference of the present embodiment and embodiment one is: the right end of the first attachment base 11 sets that there are two square boss 19, and two square boss 19 small one and large one.Two boss 19 of different sizes are set, the first attachment base 11 and second is improved The linkage stability of attachment base, at the same can also make boss and positioning square groove contraposition when, can quick insertion positioning square groove in.

It would be recognized by those skilled in the art that it is possible for making numerous accommodations to above description, so embodiment is only For describing one or more particular implementations.

Although having been described and describing the example embodiment for being counted as the utility model, those skilled in the art will be bright It is white, it can be variously modified and is replaced, without departing from the spirit of the utility model.It is repaired furthermore it is possible to make many Change so that specific condition to be fitted to the religious doctrine of the utility model, without departing from the utility model central concept described herein. So the utility model is not only restricted to specific embodiment disclosed herein, but the utility model may further include that belong to this practical All embodiments and its equivalent of novel range.

Claims (9)

1. The positioning device 1. a kind of automatic quickly crankshaft spirals, it is characterised in that: spiral including spiraling mechanism and setting at this The assembly slide unit for stationary engine of mechanism side；The mechanism of spiraling include supporting table, mounting plate, cylinder, fulcrum bearing, Close to switch, the mounting plate is slidably connected by slide assemblies and the supporting table, and passes through the telescopic displacement of the cylinder The mounting plate is driven to slide；The lower end of the fulcrum bearing is fixedly connected with the mounting plate, the upper end be additionally provided with servo motor with And the telescopic rotating shaft with the servo motor axis connection；The telescopic rotating shaft shrinks it by elastic component by the effect of elastic component Elastic force；The end of the telescopic rotating shaft is successively arranged the first attachment base, the second attachment base；First attachment base and described second The connection of attachment base axis hole；The telescopic rotating shaft, the first attachment base, second attachment base three's central coaxial；First attachment base It is fixed with signalling means, and is equipped with below close to switch；It is described to be connected close to switch, servo motor, cylinder and controller signals.
2. The positioning device 2. a kind of automatic quickly crankshaft as described in claim 1 spirals, it is characterised in that: the slide assemblies Including guide rail, sliding block；Sliding is provided with engine tray on the assembly slide unit, and the pallet is connected with propulsion cylinder.
3. The positioning device 3. a kind of automatic quickly crankshaft as described in claim 1 spirals, it is characterised in that: the fulcrum bearing by Bottom plate and the four blocks of side plates composition for being disposed around its surrounding, wherein two blocks of side plates being oppositely arranged are offered for connecting servo electricity The mounting hole of arbor, telescopic rotating shaft.
4. The positioning device 4. a kind of automatic quickly crankshaft as described in claim 1 spirals, it is characterised in that: the elastic component is Spring, the telescopic rotating shaft are equipped with confined planes, and the spring is set in the telescopic rotating shaft, and its both ends respectively with the branch Hold the confined planes Elastic Contact of seat, telescopic rotating shaft.
5. The positioning device 5. a kind of automatic quickly crankshaft as claimed in claim 4 spirals, it is characterised in that: the telescopic rotating shaft Confined planes and the first attachment base between be equipped with fixing seat, the fixing seat offers location hole and connect with the telescopic rotating shaft； The location hole is equipped with sliding bearing.
6. The positioning device 6. a kind of automatic quickly crankshaft as described in claim 1 spirals, it is characterised in that: first connection The end face of seat is equipped with rectangular boss, and the end face of second attachment base is equipped with positioning square groove corresponding with the boss.
7. The positioning device 7. a kind of automatic quickly crankshaft as claimed in claim 6 spirals, it is characterised in that: during the boss is Cardiac prominence platform.
8. The positioning device 8. a kind of automatic quickly crankshaft as claimed in claim 6 spirals, it is characterised in that: the boss is divided into Small one and large one two.
9. The positioning device 9. a kind of automatic quickly crankshaft as described in claim 1 spirals, it is characterised in that: the supporting table, The lower end for assembling slide unit is equipped with adjustment lower margin.