CN210006594U

CN210006594U - screw type transformer iron core overturning workbench

Info

Publication number: CN210006594U
Application number: CN201921021887.7U
Authority: CN
Inventors: 叶仁富; 占倩倩; 应晓云; 姜方军
Original assignee: Zhejiang Proview Electric Applicance Co Ltd
Current assignee: Zhejiang Proview Electric Applicance Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-01-31
Anticipated expiration: 2029-07-03

Abstract

The utility model relates to a turnover worktable technical field discloses screw transformer core turnover worktable, including turnover worktable, workstation chassis and screw drive subassembly, turnover worktable with the workstation chassis passes through trip shaft swing joint, screw drive subassembly sets up turnover worktable with between the workstation chassis, the chassis bottom is equipped with prevents preceding turnover support assembly, prevent that preceding turnover support assembly includes preceding flexible vaulting pole of support, electric putter and end pedestal, should overturn the workstation and utilize worm gear drive system control upset, it is little to require such as the material of the manufacturing accuracy of component, roughness and material, and is with low costs, easy maintenance moreover, the workstation bottom sets up prevents preceding turnover support assembly, effectively prevents equipment turnover, and factor of safety is high.

Description

screw type transformer iron core overturning workbench

Technical Field

The utility model relates to a upset workstation technical field especially relates to kinds of screw transformer core upset workstations.

Background

The transformer iron core product adopts special overturning equipment, an overturning workbench is the most common types, most of the traditional overturning workbenches are overturned under the assistance of manpower, time and labor are wasted, labor cost is high, safety factor is low, in the overturning process, the whole equipment can be overturned forwards due to forward inclination of gravity to damage the iron core, the existing overturning workbenches are controlled by adopting a hydraulic transmission system mostly, leakage loss of working liquid cannot be avoided, the damage of the liquid to the hydraulic element is large, maintenance difficulty is high, the manufacturing precision and the surface roughness of the hydraulic element as well as the material and heat treatment requirements of the material are high, and therefore the cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned technical problem, the technical scheme of adoption is:

A screw type transformer iron core overturning workbench comprises an overturning platform, a workbench underframe and a screw driving assembly, wherein the overturning platform is movably connected with the workbench underframe through an overturning shaft, the screw driving assembly is arranged between the overturning platform and the workbench underframe, the screw driving assembly comprises a seamless steel tube, a screw, a worm gear transmission device and a mounting seat, the end of the seamless steel tube is hinged with the overturning workbench, the other end of the seamless steel tube is provided with a through hole, a nut is arranged on the through hole, the end of the screw penetrates through the seamless steel tube through the nut, the other end of the screw is fixedly connected with the worm gear transmission device, the worm gear transmission device is fixedly mounted on the workbench underframe through the mounting seat, the worm gear transmission device comprises a worm wheel, a worm and a positive and negative driving motor, the other end of the screw is fixedly connected with the worm wheel, the worm wheel is meshed with the worm, and a driving shaft of the positive and negative driving motor is coaxially connected.

When the rotary table is turned, the screw driving assembly needs to swing, and the screw can swing along with fixed-amplitude swing due to the rotation of the turnover table.

The screw transmission has the advantages of changeable movement mode and direction of the mechanism, large speed ratio, labor saving, self-locking and the like.

steps are carried out, a front-turning prevention support assembly is arranged at the bottom end of the underframe and comprises a front-supporting telescopic support rod, an electric push rod and a bottom pedestal, a through hole is formed in the bottom pedestal, the front-supporting telescopic support rod penetrates through the through hole and extends into the bottom pedestal, the front end of the electric push rod is hinged to the front-supporting telescopic support rod, the rear end of the electric push rod is fixedly connected with the bottom pedestal, a movable gauge wheel is arranged between the front-supporting telescopic support rod and the bottom pedestal and comprises a cylinder body and roller sheets arranged at two ends of the cylinder body, the movable gauge wheel is fixedly arranged in the bottom pedestal, the cylinder body is respectively contacted with the upper end surface and the lower end surface of the front-supporting telescopic support rod, and the roller sheets are respectively contacted with the left end surface and the right end surface of the front-supporting telescopic support rod.

When the upset workstation began the operation, the upset platform overturned forward, under electric putter's effect, preceding flexible vaulting pole of support moved forward and stretches out end pedestal for the focus of whole upset workstation takes place to shift, and the focus moves forward, is unlikely to at the in-process that the upset platform overturned forward, and end pedestal is because inertia takes place the condition that leans forward, and transformer upset workstation is prevented preceding and is turned over strutting arrangement and is favorable to improving the security of operational environment.

The electric push rod is electric driving devices for converting the rotation motion of the motor into the linear reciprocating motion of the push rod, and the electric push rod is used as an executing machine in the turnover worktable to realize the automatic control of the front and back movement of the front support telescopic supporting rod.

The movable gauge wheels are arranged to ensure that the phenomenon of lateral movement and deviation cannot occur when the front support telescopic stay bar moves forwards, steps are carried out to protect the bottom pedestal, the rotation of the gauge wheels enables the front support telescopic stay bar to move stably, and the stability of the forward-overturning prevention support device is improved.

And , arranging a limit stop on the front support telescopic supporting rod, arranging a travel switch on the bottom platform seat, and controlling the electric push rod to move to prevent the front support telescopic supporting rod from extending out of the bottom platform seat and damaging the bottom platform seat.

And , the front end of the front support telescopic stay bar is provided with a front support adjustable stay.

The height of the forward turning prevention supporting device can be adjusted on the aspect of the forward supporting adjustable supporting foot , and in addition, the forward supporting telescopic supporting rod is supported on the aspect of , so that the forward supporting telescopic supporting rod is not in a suspended state in the moving process.

And , the screw is provided with a guide wheel to guide the screw in the direction.

And , arranging a tapered roller bearing seat between the screw and the worm gear, wherein the tapered roller bearing seat is provided with a tapered roller bearing for bearing radial load.

And , a thrust ball bearing is arranged between the screw and the worm wheel to bear axial load.

And , connecting a universal joint between the worm and the driving shaft of the driving positive and negative motor.

And , arranging a buffer rubber pad between the turnover worktable and the worktable chassis to protect the turnover worktable.

Compared with the prior art, the utility model discloses following beneficial effect has: the turnover worktable utilizes the worm gear transmission system to control turnover, has small requirements on the manufacturing precision, the surface roughness and the material of the element, is low in cost and convenient to maintain, and the bottom of the worktable is provided with the forward turnover prevention support assembly, so that the forward turnover of equipment is effectively prevented, and the safety factor is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the anti-tip-forward support assembly.

FIG. 3 is a cross-sectional view of the anti-rollover support assembly.

FIG. 4 is a schematic view of the connection of a seamless steel tube with a screw.

Fig. 5 is a schematic view of the worm gear.

In the figure: the device comprises a turnover table 1, a workbench underframe 2, a screw rod driving assembly 3, a forward turning prevention support assembly 4, a forward support telescopic support rod 400, an electric push rod 401, a bottom table seat 402, a movable gauge wheel 403, a limit stop 404, a travel switch 405, a forward support adjustable support foot 406, a seamless steel pipe 31, a screw rod 32, a worm gear transmission device 33, a worm wheel 330, a worm 331, a driving positive and negative motor 332, a tapered roller bearing seat 333, a tapered roller bearing 3330, a thrust ball bearing 334, a universal joint 335 and a guide wheel 34.

Detailed Description

The present invention will be described in reference to the accompanying drawings and embodiments at step , wherein the positional relationship described herein is consistent with the positional relationship of the drawings, which is for convenience of description and is not intended to limit the structure of the present invention.

The utility model discloses a screw transformer iron core upset workstation, as shown in fig. 1-5, including roll-over table 1, workstation chassis 3 and screw drive subassembly 3, the roll-over table with the workstation chassis is through roll-over shaft swing joint, the screw drive subassembly sets up between the roll-over table with the workstation chassis, the chassis bottom is equipped with forward turning prevention support assembly 4, forward turning prevention support assembly includes preceding support telescopic stay 400, electric putter 401 and base 402, the base is equipped with the through-hole, preceding support telescopic stay runs through the through-hole and stretches into the base, electric putter's front end is articulated with preceding support telescopic stay, electric putter's rear end and base fixed connection, preceding support telescopic stay with be equipped with movable gauge wheel 403 between the base and the base, the movable gauge wheel includes the cylinder body and sets up the gyro wheel at the cylinder body both ends, the movable gauge wheel is fixed to be set up in the base, the body contacts the upper and lower terminal surface of support stay respectively, the gauge wheel contacts the worm wheel drives the screw roll-mounting device through-hole through, the worm wheel mounting screw drives the screw, the screw mounting shaft mounting device is equipped with the seamless screw mounting device through-mounting shaft mounting screw, the seamless screw mounting device, the screw mounting rack is equipped with seamless steel pipe mounting screw mounting rack, the seamless steel tube mounting rack, the screw mounting rack mounting screw mounting rack mounting screw mounting rack mounting.

The present invention is not limited to the above-described embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by a person skilled in the art.

Claims

The utility model provides a screw-type transformer iron core overturning worktable, its characterized in that includes roll-over table, workstation chassis and screw drive subassembly, the roll-over table with the workstation chassis is through trip shaft swing joint, the screw drive subassembly swing sets up between roll-over table and the workstation chassis, the screw drive subassembly includes seamless steel pipe, screw rod, worm gear transmission and mount pad, end of seamless steel pipe is articulated with the roll-over table mutually, the other end of seamless steel pipe is equipped with the through-hole, the through-hole is installed the nut, end of screw rod passes through the seamless steel pipe through the nut, the other end of screw rod with worm gear transmission fixed connection, worm gear transmission pass through the mount pad fixed mounting on the workstation chassis, worm gear transmission includes worm wheel, worm and drive positive and negative motor, the other end of screw rod with worm wheel fixed connection, the worm wheel meshes with the worm, the worm is connected with the drive shaft of drive positive and negative motor coaxially.
2. The type screw transformer core overturning workbench according to claim 1, wherein the bottom end of the workbench chassis is provided with a forward overturning prevention support assembly, the forward overturning prevention support assembly comprises a forward supporting telescopic supporting rod, an electric push rod and a bottom pedestal, the bottom pedestal is provided with a through hole, the forward supporting telescopic supporting rod penetrates through the through hole and extends into the bottom pedestal, the front end of the electric push rod is hinged with the forward supporting telescopic supporting rod, the rear end of the electric push rod is fixedly connected with the bottom pedestal, a movable gauge wheel is arranged between the forward supporting telescopic supporting rod and the bottom pedestal, the movable gauge wheel comprises a cylinder body and roller pieces arranged at two ends of the cylinder body, the movable gauge wheel is fixedly arranged in the bottom pedestal, the cylinder body is respectively contacted with the upper end surface and the lower end surface of the forward supporting telescopic supporting rod, and the roller pieces are respectively contacted with the left end surface and the right end surface of the forward supporting telescopic supporting rod.
3. The type screw transformer core overturning workbench according to claim 2, wherein the front support telescopic stay bar is provided with a limit stop, the bottom platform base is provided with a travel switch, and the travel switch is located on a running track of the limit stop.
4. The overturning worktable for the iron core of a screw-type transformer as claimed in claim 2, wherein the front end of the front supporting telescopic stay bar is provided with a front supporting adjustable supporting foot.
5. The type screw transformer core overturning worktable of claim 1, wherein the screw is provided with a guide wheel.
6. The overturning workbench for screw-type transformer cores as claimed in claim 1, wherein a tapered roller bearing seat is arranged between the screw and the worm gear, and the tapered roller bearing seat is provided with a tapered roller bearing.
7. The type screw transformer core overturning worktable of claim 1, wherein a thrust ball bearing is arranged between the screw and the worm gear.
8. The overturning worktable for the iron core of a screw-type transformer as claimed in claim 1, wherein a universal joint is connected between the worm and the driving shaft of the driving forward and reverse motors.
9. The overturning worktable for the iron core of a screw-type transformer as claimed in claim 1, wherein a buffer rubber pad is arranged between the overturning worktable and the worktable chassis.