CN213889918U

CN213889918U - Lifting workbench

Info

Publication number: CN213889918U
Application number: CN202022322491.5U
Authority: CN
Inventors: 于峰
Original assignee: Tianjin Yifeng Industry And Trade Co ltd
Current assignee: Tianjin Yifeng Industry And Trade Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-08-06
Anticipated expiration: 2030-10-19

Abstract

The utility model provides a lifting workbench, which comprises a workbench, wherein the upper end of the workbench is vertically provided with a first fixed seat and a second fixed seat; the first fixed seat and the second fixed seat are symmetrical about the axis of the workbench in the length direction; one end of each of the two lifting frames is vertically arranged at the bottom end of the workbench, and the other end of each of the two lifting frames is vertically fixed at the upper end of the base; a gear is connected between the two lifting frames through a chain; the rotating motor is arranged at the upper end of the base, and the output end of the rotating motor is connected with the axle center of the gear through a chain.

Description

Lifting workbench

Technical Field

Embodiments of the present invention generally relate to maintenance equipment technology field, and more particularly, relate to a lifting workbench.

Background

Fix the part that needs the maintenance on the elevating platform earlier usually among the prior art, then maintain, when needs maintain other faces of part, the staff need will loosen the locking to the part earlier, then overturn the part to the maintenance face, then fix the part again, complex operation, and maintenance efficiency is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a lifting workbench.

The utility model discloses the technical scheme of implementation is: a lift table, comprising: the upper end of the workbench is vertically provided with a first fixed seat and a second fixed seat;

the first fixed seat and the second fixed seat are symmetrical about the axis of the workbench in the length direction;

one end of each of the two lifting frames is vertically arranged at the bottom end of the workbench, and the other end of each of the two lifting frames is vertically fixed at the upper end of the base;

the crane is including four lifter, long screw, two connecting axles and gear shaft, wherein two the one end of lifter all with the same point of workstation bottom is articulated to be connected, the other end respectively with two the peripheral of connecting axle is fixed, two in addition the one end of lifter all with the same point of upper end of base is articulated to be connected, the other end respectively with two the peripheral of connecting axle is fixed.

The long screw rod is in through connection with the two connecting shafts through threads, and the gear shaft is sleeved on the central axis of the long screw rod.

And a gear is connected between the two lifting frames through a chain.

The rotating motor is arranged at the upper end of the base, and the output end of the rotating motor is connected with the axle center of the gear through a chain.

Furthermore, the threads at the two ends of the long screw rod in threaded connection with the two connecting shafts are in opposite directions.

Further, the gear is connected with the gear shafts on the two lifting frames through chains.

Further, two cylinders are respectively arranged at two ends of the workbench and are respectively used for driving the first fixing seat and the second fixing seat to move on the workbench.

Furthermore, one end of the first fixed seat is connected with the sliding rail on the workbench in a sliding mode through the sliding block, and the other end of the first fixed seat penetrates through the adjusting rod through threads.

Furthermore, one end of the turning seat vertically extends into the first fixed seat and is vertically connected with the bottom end of the adjusting rod, and the other end of the turning seat extends out of and protrudes out of the side face of the first fixed seat.

Further, the first fixing seat and the second fixing seat are symmetrical with respect to an axis of the workbench in the length direction.

Further, the slide rail is arranged on the upper surface of the workbench.

The embodiment of the utility model provides an in a lifting workbench, following technological effect has been realized: when the corotation and the reversal of the rotating motor are started, the output end of the rotating motor drives the autorotation of the gear, the two gear shafts connected through the chain rotate, then the connecting shafts in threaded connection at two ends of the two long screw rods respectively move horizontally, the long screw rods on one lifting frame are taken as an example, the distance between the connecting shafts at two ends of the long screw rods is increased and decreased along with the corotation and the reversal of the rotating motor, and the angles formed by hinging the four lifting rods connected with the connecting shafts on the workbench and the base are increased and decreased. Under the corotation and the reversal of rotating the motor, the structural effect of the realization of two erectors is the same, and then realizes the lift of workstation in the base top.

It should be understood that the statements herein reciting aspects are not intended to limit the critical or essential features of the embodiments of the present disclosure, nor are they intended to limit the scope of the present disclosure. Other features of the present disclosure will become apparent from the following description.

Drawings

The above and other features, advantages and aspects of various embodiments of the present disclosure will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters designate like or similar elements, and wherein:

FIG. 1 is a schematic view of a lift table;

FIG. 2 is a schematic partial cross-sectional view of a lift table;

fig. 3 is a schematic view of a lifting frame for lifting a work table.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:

10. the working table 11, the sliding rail 20, the lifting frame 21, the lifting rod 22, the connecting shaft 23, the long screw rod 24, the gear shaft 30, the base 40, the rotating motor 41, the gear 50, the first fixed seat 60, the second fixed seat 61, the sliding block 70, the air cylinder 80, the overturning seat 81, the sleeve 82, the extending rod 90 and the adjusting rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are some, but not all embodiments of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

An embodiment of the present invention provides a lifting table, which is described below with reference to fig. 1 to 3, including: a first fixed seat 50 and a second fixed seat 60 are vertically arranged at the upper end of the workbench 10;

the first and

second holders

50 and 60 are symmetrical with respect to the axis of the table 10 in the length direction;

one ends of the two lifting frames 20 are respectively and vertically arranged at the bottom end of the workbench 10, and the other ends are respectively and vertically fixed at the upper end of the base 30;

as shown in fig. 3, the lifting frame 20 comprises four lifting rods 21, a long screw 23, two connecting shafts 22 and a gear shaft 24, wherein one ends of the two lifting rods 21 are hinged with the same point at the bottom end of the workbench 10, the other ends of the two lifting rods 21 are respectively fixed with the peripheries of the two connecting shafts 22, one ends of the other two lifting rods 21 are hinged with the same point at the upper end of the base 30, and the other ends of the other two lifting rods 21 are respectively fixed with the peripheries of the two connecting shafts 22;

the long screw 23 is connected with the two connecting shafts 22 in a penetrating way through threads, and the gear shaft 24 is sleeved on the central axis of the long screw 23;

a gear 41 is connected between the two lifting frames 20 through a chain;

the rotating motor 40 is arranged at the upper end of the base, the output end of the rotating motor 40 is connected with the axis of the gear 41 through a chain, when the forward rotation and the reverse rotation of the rotating motor 40 are started, the output end of the rotating motor drives the gear 41 to rotate, the two gear shafts 24 connected through the chain rotate, and then the connecting shafts 22 respectively connected with the two ends of the long screw rods 23 in a threaded mode translate, the long screw rods 23 on one lifting frame 20 are taken as an example for illustration, the distance between the connecting shafts 22 at the two ends of the long screw rods 23 is increased and decreased along with the forward rotation and the reverse rotation of the rotating motor 40, so that the angles formed by hinging the four lifting rods 21 connected with the connecting shafts 22 on the workbench 10 and the base 30 are increased and decreased. The structural effect of the two cranes 20 is the same in both forward and reverse rotation of the rotating motor 40, thereby achieving the elevation of the table 10 above the base 30.

In some embodiments, the threads of the two ends of the long screw 23, which are in threaded connection with the two connecting shafts 22, are in opposite directions.

In some embodiments, the gear 41 is connected with the gear shaft 24 of the two lifting frames 20 through a chain.

In some embodiments, as shown in fig. 1, two air cylinders 70 are respectively disposed at two ends of the working table 10 and are respectively used for driving the first fixing seat 50 and the second fixing seat 60 to move on the working table 10.

In some embodiments, as shown in fig. 2, one end of the first fixing base 50 is slidably connected to the sliding rail 11 on the workbench 10 through the sliding block 61, and the other end is threaded through the adjusting rod 90.

In some embodiments, as shown in fig. 2, one end of the tilting seat 80 extends vertically into the first fixed seat 50 and is vertically connected to the bottom end of the adjusting rod 90, and the other end extends out and protrudes out of the side of the first fixed seat 50.

The overturning seat 80 consists of a sleeve 81 and an extension rod 82, one end of the extension rod 82 is connected with the sleeve 81 through threads, and the other end of the extension rod is arranged in the sleeve 81 in a telescopic mode through rotation. The turning seat 80 can be adjusted in the positions of the first fixing seat 50 and the second fixing seat 60 by the adjusting rod 90, and it should be noted that sliding grooves are formed in the positions where the side surfaces of the first fixing seat 50 and the second fixing seat 60 are respectively connected with the turning seat 80.

The first fixing seat 50 and the second fixing seat 60 are symmetrical with respect to the axis of the table 10 in the length direction. Therefore, the two extending rods 82 clamp and fix the maintenance part, the maintenance part can be rotated as required, when the maintenance part is rotated, the maintenance part can be unstably fixed due to the threaded connection between the extending rods 82 and the sleeves 81, and then the maintenance part can be reinforced by driving any one of the air cylinders 70 to enable the first fixing seat 50 or the second fixing seat 60 to slide.

In some embodiments, the upper surface of the working table 10 is provided with a slide rail 11, and the bottom ends of the first fixing seat 50 and the second fixing seat 60 are provided with a slide block 61.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A lift table, comprising:

the upper end of the workbench is vertically provided with a first fixed seat and a second fixed seat;

the lifting frame comprises four lifting rods, a long screw rod, two connecting shafts and a gear shaft, wherein one ends of the two lifting rods are hinged with the same point at the bottom end of the workbench, the other ends of the two lifting rods are fixed to the peripheries of the two connecting shafts respectively, one ends of the other two lifting rods are hinged with the same point at the upper end of the base, and the other ends of the other two lifting rods are fixed to the peripheries of the two connecting shafts respectively;

the long screw is in through connection with the two connecting shafts through threads, and the gear shaft is sleeved on the central axis of the long screw;

a gear is connected between the two lifting frames through a chain;

2. The lifting workbench according to claim 1, wherein the threads at both ends of the threaded connection of the long screw and the two connecting shafts are in opposite directions.

3. The lifting workbench according to claim 1, wherein said gear is connected with said gear shafts of said two lifting frames by chains.

4. The lifting workbench according to claim 1, comprising two air cylinders, wherein the two air cylinders are respectively disposed at two ends of the workbench and respectively used for driving the first fixing seat and the second fixing seat to move on the workbench.

5. The lifting workbench according to claim 1, wherein one end of the first fixed seat is slidably connected with the slide rail on the workbench through a slide block, and the other end of the first fixed seat is penetrated through the interior of the workbench through a screw thread by an adjusting rod.

6. The lifting workbench according to claim 5, comprising a turnover base, wherein one end of the turnover base vertically extends into the first fixed base and is vertically connected with the bottom end of the adjusting rod, and the other end of the turnover base extends out and protrudes out of the side surface of the first fixed base.

7. A lifting platform according to claim 6 wherein the first and second mounting brackets are symmetrical about the longitudinal axis of the platform.

8. A lifting platform as claimed in claim 5, wherein the slide track is provided on the upper surface of the platform.