CN205635686U

CN205635686U - A work piece elevating gear for high frequency quenches

Info

Publication number: CN205635686U
Application number: CN201620497283.XU
Authority: CN
Inventors: 刘忠平; 邓超; 王成燏; 邹祖凡
Original assignee: Yidu Dayi Heavy Industry Co Ltd
Current assignee: Yidu Dayi Heavy Industry Co Ltd
Priority date: 2016-05-27
Filing date: 2016-05-27
Publication date: 2016-10-12
Anticipated expiration: 2026-05-27

Abstract

The utility model discloses a work piece elevating gear for high frequency quenches, including the pond, the pond is equipped with open -ended cuboid structure for the top surface, the vertical fixation has lifting support on the lateral wall in pond, and lifting support's top is fixed with gear motor, lifting support is fixed with the lifting support track in the direction along extended length, be equipped with drive mechanism and work piece on the lifting support track and bear the mechanism, and the work piece bears the mechanism and is connected with drive mechanism, drive mechanism and gear motor's output shaft, the lifting support track is close to both ends department and all is equipped with travel switch, and the work piece bears and is equipped with the stopper in the mechanism. The utility model discloses can realize that the work piece cools off bring the pond into through elevating gear rapidly after the high frequency quenches in, can also control the cool time of work piece to guarantee that the work piece can evenly cool off, has improved the quenching quality greatly, the utility model discloses convenient to use has reduced workman's intensity of labour, has improved work efficiency, has reduced the human cost.

Description

A kind of workpiece lifting device for high-frequency quenching

Technical field

This utility model relates to a kind of lowering or hoisting gear, especially relates to a kind of workpiece lifting for high-frequency quenching Device.

Background technology

High-frequency quenching majority is for the surface hardening of Industrial Metal workpiece, thus it is possible to vary the surface texture knot of workpiece Structure so that improve surface of the work hardness and intensity, thus improve the service life of workpiece；Even if high-frequency quenching Surface of the work produces certain faradic current, rapid heated parts surface so that the surface of workpiece can be quick Reach hardening heat, when the heat of surface of the work is before being delivered to inside workpiece center, workpiece is rapid Cooling, only makes workpiece surface harden for martensite, and inside workpiece center is still unhardened original plasticity and tough The preferable annealed structure of property；But the cool time of high-frequency quenching the effect of high-frequency quenching is had significantly impact, The such as time of high-frequency quenching cooling is too short, and quenching rate of cooling is fast, causes workpiece deformation quantitative change big so that Hardness and the intensity of surface of the work do not reach requirement；Between when cooled long time, cause the cooling of hardening media Scarce capacity, the hardness causing workpiece is uneven, causes workpiece toughness poor, affects the quality of product.

Now after workpiece high-frequency quenching, workpiece is cooled down by the general mode using hydrosphere water spray, but this Plant the type of cooling and there is also following not enough: hydrosphere water spray is sprayed water uneven on workpiece, often results in workpiece Inhomogeneous cooling is even so that the intensity of surface of the work and hardness are uneven, and is cooled down by a hydrosphere water spray point mode, The rate of cooling of workpiece is slow, and the time of cooling is long, therefore cannot ensure the quality that quenches, and workpiece is at high-frequency quenching During produce substandard products many, in whole quenching process expend time long, inefficiency.

Utility model content

For the problems referred to above of the prior art, the utility model proposes a kind of workpiece for high-frequency quenching Lowering or hoisting gear, this utility model solves now that quenching is of poor quality, quench ineffective technical problem.

The technical solution of the utility model is: a kind of workpiece lifting device for high-frequency quenching, including pond, Described pond is the rectangular structure that end face is provided with opening；The top of the top height discharge bay of described lifting support； Being vertically and fixedly provided with lifting support on the lateral wall in described pond, the top of described lifting support is fixed with deceleration electricity Machine；Described lifting support is fixed with lifting support track, described lifting support in the direction extended along length Track is provided with drive mechanism and Workpiece carrier mechanism, and Workpiece carrier mechanism is connected with drive mechanism, described Workpiece carrier mechanism is positioned at the top of pond end face and can move up and down along lifting support track；Described biography Motivation structure is connected with the output shaft of reducing motor；Described lifting support track is equipped with stroke at two ends and opens Closing, described Workpiece carrier mechanism is provided with the limited block coordinated with travel switch.

Further, described Workpiece carrier mechanism includes Work piece fixing platform, horizontal connection block, vertical contiguous block And transmission nut, one end of described horizontal connection block is fixed on drive mechanism by transmission nut and rib roller On, the other end of horizontal connection block is fixing with the upper end of vertical contiguous block to be connected, under described vertical contiguous block End is connected with one end of Work piece fixing platform by thrust bearing；Described limited block is fixed on the sidewall of transmission nut On.

Further, described Work piece fixing platform is provided with workpiece and fixes groove, and described workpiece is fixed the bottom surface of groove and is Network structure.

Further, described drive mechanism is drive lead screw.

Further, the two ends of described drive lead screw are equipped with thrust bearing.

Further, described vertical contiguous block is provided with roller, and roller at the connection end of Work piece fixing platform With lifting support rail contact.

This utility model is by being placed on the workpiece of quenching in Workpiece carrier mechanism, and reducing motor exports power, After drive mechanism obtains power, order about Workpiece carrier mechanism and move downward along lifting support track, work as work When the travel switch of part load carrier and lifting support track lower end occurs touching, Workpiece carrier mechanism stops continuing Continue and move downward, during now Work piece fixing platform enters the water in pond, the workpiece of high temperature can be cooled down rapidly, When reaching the cool time of workpiece, Workpiece carrier mechanism moves back up, when Workpiece carrier mechanism and liter When the travel switch of descending branch mounted track upper end is touched, Workpiece carrier mechanism stops moving upward, and has taken off cold But workpiece.

Compared with prior art, the beneficial effects of the utility model are:

1. can run through after this utility model makes workpiece high-frequency quenching lowering or hoisting gear bring into pond is carried out cold But, and can also effectively control cool time of workpiece, workpiece cools down in groove fixed by workpiece, work Part is fixed the bottom of groove and is provided with network structure so that workpiece can uniformly cool down, and is greatly improved quenching matter Amount, it is ensured that the quality of workpiece product, reduces the workpiece scrappage in quenching process, reduces workpiece Production cost.

2. this utility model simple in construction, reasonable in design, easy to maintenance, reduce artificial labor intensity, Improve work efficiency, reduce human cost.

3. this utility model is respectively mounted thrust bearing by the two ends at screw mandrel, due to whole Workpiece carrier machine Structure can move up and down along screw mandrel axial direction, and thrust bearing is for undertaking Workpiece carrier mechanism in the axial direction Gravity, so makes Workpiece carrier mechanism when moving up and down, reduces the abrasion of drive lead screw, even prevent Situation stuck on drive lead screw occurs, it is ensured that the quality of this utility model product and stability, improves In service life, decrease maintenance cost.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the enlarged diagram in figure at A.

Detailed description of the invention

Below in conjunction with the accompanying drawings and the technical scheme in this utility model is further illustrated by embodiment.

Referring to the drawings 1,2,3, this utility model includes that pond 1, pond 1 are provided with the rectangular of opening for end face Body structure；Lifting support 2 it is vertically and fixedly provided with, the top height discharge bay of lifting support 2 on the lateral wall in pond 1 The top of 1；The top of lifting support 2 is fixed with reducing motor 3；Lifting support 2 is extending along length Direction is fixed with lifting support track 4, and lifting support track 4 is provided with drive mechanism 5 and Workpiece carrier mechanism, And Workpiece carrier mechanism is connected with drive mechanism 5, Workpiece carrier mechanism is positioned at top and the energy of pond 1 end face Move up and down along lifting support track 4；Drive mechanism 5 is connected with the output shaft of reducing motor 3, subtracts Speed motor 3 provides power for drive mechanism 5；Lifting support track 4 is equipped with travel switch 6 at two ends, Workpiece carrier mechanism is provided with the limited block 7 coordinated with travel switch 6；Travel switch 6 and limited block 7 coordinate Slide for controlling Workpiece carrier mechanism coasting distance and stopping on lifting support track 4.

As it is shown on figure 3, Workpiece carrier mechanism includes Work piece fixing platform 13, horizontal connection block 8, vertically connects Block 9 and transmission nut 10, one end of horizontal connection block 8 is fixed by transmission nut 10 and rib roller 11 On drive mechanism 5, rib roller 11 is for coordinating horizontal connection block 8 and transmission with transmission nut 10 Mechanism 5 connects；As in figure 2 it is shown, the upper end of the other end of horizontal connection block 8 and vertical contiguous block 9 is fixed Connecting, the lower end of vertical contiguous block 9 is connected with one end of Work piece fixing platform 13, vertical contiguous block 9 and workpiece Fixed station 13 is all located at the surface of pond 1 end face, there is sky between vertical contiguous block 9 and lifting support 2 Gap, space is for by the sidewall in pond 1；Limited block 7 is fixed on the sidewall of transmission nut 10 so that Limited block 7 preferably can coordinate with travel switch 6.

Work piece fixing platform 13 is provided with workpiece and fixes groove (not shown), and the bottom surface of groove fixed by workpiece is net Shape structure, so so that be positioned at workpiece to fix the workpiece of groove when entering in pond, workpiece each Place can cool down uniformly, prevents workpiece due to inhomogeneous cooling, causes intensity and the hardness of product surface Uneven situation about increasing with quantity scrapped in quenching process occurs.

Drive mechanism 5 is drive lead screw, uses drive lead screw so that whole apparatus structure is simple, installation side Just, use cost and the cost of overhaul are relatively low.

The two ends of drive lead screw are equipped with thrust bearing 12, owing to whole Workpiece carrier mechanism is axial along screw mandrel Direction moves up and down, and is shared the gravity of Workpiece carrier mechanism by thrust bearing 12 so that prevent transmission Screw mandrel causes abrasion, or the stuck situation of drive lead screw occurs, it is ensured that this utility model product quality and Stable performance, adds service life.

Roller 14 is vertically installed at contiguous block 9 and the connection end of Work piece fixing platform 13, and roller 14 with rise Descending branch mounted track 4 contacts, and when Workpiece carrier mechanism is the most mobile in the axial direction, roller can be in lifting Roll on bracket track 4；Not only so that the movement velocity of Workpiece carrier mechanism controls more accurately, to carry The quality of high quenching, it is ensured that the quality that workpiece is good；And also Workpiece carrier mechanism gravity can be passed through Horizontal connection block 8 and roller 14 shared, prevent horizontal connection block 8 owing to stress is too big and stress collects very much In the situation that deforms upon or rupture.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all Within protection domain of the present utility model should be included in.

Claims

1., for a workpiece lifting device for high-frequency quenching, including pond, described pond is that end face is provided with out The rectangular structure of mouth；It is characterized in that: on the lateral wall in described pond, be vertically and fixedly provided with lifting support, institute State the top of the top height discharge bay of lifting support；The top of described lifting support is fixed with reducing motor；Institute State lifting support and be fixed with lifting support track in the direction extended along length, on described lifting support track Being provided with drive mechanism and Workpiece carrier mechanism, and Workpiece carrier mechanism is connected with drive mechanism, described workpiece holds Mounted mechanism is positioned at the top of pond end face and can move up and down along lifting support track；Described drive mechanism It is connected with the output shaft of reducing motor；Described lifting support track is equipped with travel switch, institute at two ends State Workpiece carrier mechanism and be provided with the limited block coordinated with travel switch.

A kind of workpiece lifting device for high-frequency quenching, it is characterised in that: Described Workpiece carrier mechanism includes Work piece fixing platform, horizontal connection block, vertical contiguous block and transmission nut, institute The one end stating horizontal connection block is fixed on drive mechanism by transmission nut and rib roller, horizontal connection block The upper end of the other end and vertical contiguous block fixing be connected, the lower end of described vertical contiguous block and Work piece fixing platform One end connect；Described limited block is fixed on the sidewall of transmission nut.

A kind of workpiece lifting device for high-frequency quenching, it is characterised in that: Described Work piece fixing platform is provided with workpiece and fixes groove, and the bottom surface of groove fixed by described workpiece is network structure.

A kind of workpiece lifting device for high-frequency quenching, it is characterised in that: Described drive mechanism is drive lead screw.

A kind of workpiece lifting device for high-frequency quenching, it is characterised in that: The two ends of described drive lead screw are equipped with thrust bearing.

A kind of workpiece lifting device for high-frequency quenching, it is characterised in that: Roller is installed at the connection end of described vertical contiguous block and Work piece fixing platform, and roller and lifting support track Contact.