CN210703188U

CN210703188U - Vertical lifting balance door

Info

Publication number: CN210703188U
Application number: CN201921747672.3U
Authority: CN
Inventors: 王建鸿; 常勇
Original assignee: Foshan Beyond Laser Technology Co Ltd
Current assignee: Guangdong Hongshi Laser Technology Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-06-09
Anticipated expiration: 2029-10-17

Abstract

The utility model provides a vertical lift balance door, which comprises a bracket, overhead door and direction subassembly, the direction subassembly is equipped with two, it is fixed on locating the support, the overhead door is located on two direction subassemblies and can be followed the length direction slip of direction subassembly, two direction subassembly relative overhead doors are central symmetry, all be equipped with balanced subassembly on two direction subassemblies, balanced subassembly includes the fixed pulley, metal rope and balancing weight, the fixed pulley is fixed to be located on the direction subassembly, the metal rope is located on the fixed pulley, its one end and overhead door fixed connection, the other end and balancing weight fixed connection, the weight of balancing weight and the weight looks adaptation of overhead door. Compared with the prior art, the utility model discloses utilize the balancing weight to replace the balancer, the weight of design balancing weight is close with overhead door weight for both are in balanced state in the atress, have realized that the overhead door can hover at the optional position of the stroke within range of direction subassembly, and its simple structure is reliable, convenient operation, and low in manufacturing cost.

Description

Vertical lifting balance door

Technical Field

The utility model relates to a laser equipment field mainly relates to a vertical lift balance door.

Background

The laser welding technique belongs to fusion welding, and uses laser beam as energy source to make it impact on the welded piece joint so as to attain the goal of welding. The laser welding machine is widely applied to the high-precision manufacturing fields of automobiles, steamships, airplanes, high-speed rails and the like, brings great improvement to the life quality of people, leads the household appliance industry to enter a butt-welded net, also called a touch net, in the finishing era, and is formed by sequentially arranging metal materials in a wire arranging mould and then performing butt-welding point by point. When the laser welding station is used for welding, a safety protection door mechanism is needed to perform safety protection on the laser auxiliary injection

Currently, in the field of laser equipment processing, a protective door of the equipment is generally in a structure of a horizontal side opening type, an up-down overturning type or a vertical lifting type. In order to save space, many users select a vertically lifting protective door, but the existing vertically lifting protective door generally needs to be equipped with a balancer so as to be able to stop for a long time when reaching a stop position, but the configuration of the balancer makes the structure of the door complicated and the cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a simple structure is reliable and low in manufacturing cost's balanced door of vertical lift.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a balanced door of vertical lift, its includes support, overhead door and direction subassembly, the direction subassembly is equipped with two, and it is fixed to be located on the support, the overhead door is located on two direction subassemblies and can follows the length direction of direction subassembly slides, and two direction subassemblies are relative the overhead door is central symmetry, all is equipped with balanced subassembly on two direction subassemblies, balanced subassembly includes fixed pulley, metal rope and balancing weight, the fixed pulley is fixed to be located on the direction subassembly, on the fixed pulley was located to the metal rope, its one end and overhead door fixed connection, the other end and balancing weight fixed connection, the weight of balancing weight and the weight looks adaptation of overhead door.

Compared with the prior art, the utility model provides a vertical lift balance door, it utilizes the balancing weight replacement balancer, and the weight of design balancing weight is close with overhead door weight for both are in balanced state in the atress, have realized that the overhead door can hover at the optional position of the stroke within range of direction subassembly, and its simple structure is reliable, convenient operation, and low in manufacturing cost.

Preferably, every balanced subassembly all is equipped with two fixed pulleys, and two fixed pulleys of same balanced subassembly are fixed to be located same direction subassembly on, the metal rope slidable locates on two fixed pulleys, adopts two fixed pulleys, has increased the holding surface to the metal rope for the removal of metal rope on the fixed pulley is more stable.

Preferably, the top of direction subassembly is equipped with trapezoidal support frame, two fixed pulleys pass through the fixed both sides of locating the direction subassembly of trapezoidal support frame for two pulleys are balanced symmetrically to be set up, have strengthened the stability of balanced subassembly.

Preferably, two direction subassemblies are the guide rail subassembly, and it includes guide rail and slider, the overhead door is connected with the guide rail through the slider, leads to and fixes a position the overhead door through guide rail and slider, and the restriction overhead door can only make rectilinear movement in the vertical direction.

Alternatively, one of the two guide assemblies is a guide rail assembly which comprises a guide rail and a sliding block, the guide rail is fixed on the bracket, and the lifting door is connected with the guide rail through the sliding block; the other is a ball screw assembly which comprises a screw rod and a screw nut, wherein the screw rod is fixed on a support, the screw nut is in transmission connection with the screw rod, the lifting door is fixedly connected with the screw nut, and the guide rail and the sliding block guide and position the lifting door and limit the lifting door to only perform linear movement in the vertical direction; in addition, the metal rope fracture of a balancing weight leads to losing power balance, and the overhead door can fall under the effect of gravity, nevertheless because the existence of lead screw, slowly fall back under the effect of resistance, can not take place fiercely to collide and damage other parts, its simple structure, low in manufacturing cost, and can ensure the safety and stability of this balance door structure.

Preferably, the two sliding blocks are respectively provided with an upper end and a lower end of the lifting door which are fixedly connected, so that the lifting door can move on the guide rail more stably; the screw rod nuts are two and are respectively fixedly connected with the upper end and the lower end of the lifting door, and the lifting door can move on the screw rod more stably.

Alternatively, the two guide assemblies are screw rod assemblies and comprise screw rods and screw rod nuts, the screw rods are fixed on the support, the screw rod nuts are in transmission connection with the screw rods, and the lifting door is fixedly connected with the screw rod nuts, so that the safety and the stability of the balance door structure are further ensured.

Preferably, the screw rod nuts of each group of screw rod assemblies are two and are respectively fixedly connected with the upper end and the lower end of the lifting door, so that the lifting door can move on the screw rod more stably.

Preferably, the metal rope is a steel wire rope, so that the connection stability between the lifting door and the balancing weight is enhanced.

Preferably, the surface of the lifting door is symmetrically provided with notches, and the lower sides of the notches are provided with grooves, so that an operator can conveniently pull the lifting door downwards.

Drawings

Fig. 1 is a first simple structural diagram of the present invention;

fig. 2 is a schematic diagram of a simple structure of the present invention.

Detailed Description

A preferred embodiment of the present invention will be described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a vertical lift balance door includes a support (not shown in the figure), two lift doors 1 and two guide assemblies 2, the two guide assemblies 2 are symmetrically fixed on the support, the lift doors 1 are arranged on the two guide assemblies 2 and can slide along the length direction of the guide assemblies 2, the two guide assemblies 2 are both provided with a balance assembly 3, the balance assembly 3 includes a fixed pulley 31, a steel wire rope 32 and a counterweight 33, the fixed pulley 31 is fixed on the guide assemblies 2, the steel wire rope 32 is arranged on the fixed pulley 31, one end of the steel wire rope is fixedly connected with the lift doors 1, the other end of the steel wire rope is fixedly connected with the counterweight 33, and the weight of the counterweight 33 is matched with the weight of the lift doors 1.

Compared with the prior art, the utility model provides a vertical lift balance door, it utilizes balancing weight 33 replacement balancer, and the weight of design balancing weight 33 is close with lift door 1 weight for both are in balanced state in the atress, have realized that lift door 1 can hover at the optional position of the stroke within range of direction subassembly 2, and its simple structure is reliable, convenient operation, and low in manufacturing cost.

Referring to fig. 2, as a preferable scheme, each balance assembly 3 is provided with two fixed pulleys 31, the two fixed pulleys 31 of the same balance assembly 3 are fixedly arranged on the same guide assembly 2, the steel wire rope 32 is slidably arranged on the two fixed pulleys 31, and the two fixed pulleys 31 are adopted, so that a supporting surface for the steel wire rope 32 is increased, and the steel wire rope 32 moves on the fixed pulleys 31 more stably.

Referring to fig. 2, as a preferred scheme, a trapezoidal support frame 4 is arranged at the top end of the guide assembly 2, the two fixed pulleys 31 are fixedly arranged at two sides of the guide assembly 2 through the trapezoidal support frame 4, specifically, the central axis of the trapezoidal support frame 4 and the central axis of the guide assembly 2 are located on the same straight line, so that the two fixed pulleys 31 are symmetrically arranged in a balanced manner, and the stability of the balance assembly 3 is enhanced.

Referring to fig. 1 and 2, as a preferable scheme, one of the two guide assemblies 2 is a guide rail assembly 21, which includes a guide rail 211 and a slider 212, the guide rail 211 is fixed on the bracket, the lift door 1 is connected to the guide rail 211 through the slider 212, in this embodiment, two sliders 212 are provided, and are respectively fixedly connected to the upper end and the lower end of the lift door 1; the other is a ball screw assembly 22, which includes a screw rod 221 and a screw nut 222, wherein the screw rod 221 is fixed on the bracket, the screw nut 222 is in transmission connection with the screw rod 221, the lift gate 1 is fixedly connected with the screw nut 222, in this embodiment, two screw nuts 222 are provided, and are respectively fixedly connected with the upper end and the lower end of the lift gate 1.

Referring to fig. 2, preferably, the lifting door 1 is symmetrically provided with a recess 11 on the surface, and the lower side of the recess 11 is provided with a groove (not shown), which facilitates the operator to pull the lifting door 1 downwards.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a balanced door of vertical lift, its includes support, overhead door and direction subassembly, the direction subassembly is equipped with two, and it is fixed to be located on the support, the overhead door is located on two direction subassemblies and can be followed the length direction of direction subassembly slides, and two direction subassemblies are relative the overhead door is central symmetry, its characterized in that: all be equipped with balanced subassembly on two direction subassemblies, balanced subassembly includes fixed pulley, metal rope and balancing weight, the fixed pulley is fixed to be located on the direction subassembly, on the fixed pulley was located to the metal rope, its one end and overhead door fixed connection, the other end and balancing weight fixed connection, the weight of balancing weight and the weight looks adaptation of overhead door.

2. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: every balanced subassembly all is equipped with two fixed pulleys, and two fixed pulleys of same balanced subassembly are fixed to be located on same direction subassembly, the metal rope slidable is located on two fixed pulleys.

3. The vertically ascending and descending counterbalanced door as set forth in claim 2, wherein: the top of direction subassembly is equipped with trapezoidal support frame, two fixed pulleys pass through the fixed both sides of locating the direction subassembly of trapezoidal support frame.

4. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: two direction subassemblies are guide rail assembly, and it includes guide rail and slider, the overhead door passes through the slider and is connected with the guide rail.

5. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: one of the two guide assemblies is a guide rail assembly which comprises a guide rail and a sliding block, the guide rail is fixed on the bracket, and the lifting door is connected with the guide rail through the sliding block; the other is a ball screw assembly which comprises a screw rod and a screw nut, wherein the screw rod is fixed on the bracket, the screw nut is in transmission connection with the screw rod, and the lifting door is fixedly connected with the screw nut.

6. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: the two guide assemblies are screw rod assemblies and comprise screw rods and screw rod nuts, the screw rods are fixed on the support, the screw rod nuts are in transmission connection with the screw rods, and the lifting door is fixedly connected with the screw rod nuts.

7. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: the metal rope is a steel wire rope.

8. The vertically ascending and descending counterbalanced door as set forth in claim 1, wherein: the lifting door is characterized in that notches are symmetrically formed in the surface of the lifting door, and grooves are formed in the lower sides of the notches.

9. The vertically ascending and descending counterbalanced door as set forth in claim 5, wherein: the sliding blocks are two and are respectively fixedly connected with the upper end and the lower end of the lifting door, and the lead screw nuts are two and are respectively fixedly connected with the upper end and the lower end of the lifting door.

10. The vertically ascending and descending counterbalanced door as set forth in claim 6, wherein: and two screw rod nuts of each group of screw rod components are respectively and fixedly connected with the upper end and the lower end of the lifting door.