CN217530639U

CN217530639U - Assembly tool for connecting screw rod of elevator

Info

Publication number: CN217530639U
Application number: CN202221216010.5U
Authority: CN
Inventors: 叶友利; 施志强; 高飞; 邹家生; 严铿; 黄晓龙
Original assignee: Jiangsu Yangming Ship Equipment Manufacturing Technology Co ltd
Current assignee: Jiangsu Yangming Ship Equipment Manufacturing Technology Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-10-04
Anticipated expiration: 2032-05-18

Abstract

The invention provides an assembling tool for a connecting screw rod of a lifter, which comprises a connecting screw rod body and a corresponding positioning assembly; the positioning assembly comprises a plurality of push-pull type clamps, a plurality of horizontal type clamps and a plurality of positioning block assemblies; the push-pull type clamp comprises a first push-pull type clamp and a second push-pull type clamp, the push-pull type clamp comprises a cushion block and a clamp body, and the clamp body comprises a control lever, a transmission rod, a positioning pin, a positioning disc and a nut positioning pin; the horizontal clamp comprises an operating lever, a transmission rod and a clamping and abutting piece, wherein the operating lever and the clamping and abutting piece are horizontally arranged. The invention can improve the assembly efficiency of the connecting screw rod by matching a plurality of groups of positioning tools, and has simple operation and high speed.

Description

Assembly tool for connecting screw rod of elevator

Technical Field

The invention relates to the technical field of engineering machinery assembly, in particular to an assembly tool for a connecting screw rod of a lifter.

Background

Construction hoist, also referred to in particular as construction elevator, refers to a temporarily installed lifting machine with a guided platform, cage or other carrier and which can be parked for service at various levels of a construction site of a construction plant. The device has the characteristics of capability of carrying people, large lifting height, large carrying capacity, safety, reliability, convenient operation, high use efficiency and convenient installation and disassembly, thereby being widely applied to the construction of various high-rise building projects such as buildings, large bridges and the like. The construction elevator generally adopts and adheres to frame and wall connection, adheres to the frame and generally divide into and adheres to several parts such as big support body, adheres to little support body, adheres to connecting screw rod, adheres to connecting pipe.

Lead screw is connected to lift, simple structure, but require nut centre bore and connecting plate centre bore coaxial, and the connecting plate is for square pipe four sides symmetry, and the group is to the difficulty, and the group is to the precision low, and is inefficient, consequently need an assembly fixture rather than the adaptation urgently, when guaranteeing the group to the assembly precision, can also raise the efficiency.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to provide an assembling tool for a connecting screw rod of a lifter, aiming at the defects of the prior art, and the assembling efficiency of the connecting screw rod can be improved through the matching of a plurality of groups of positioning tools, so that the assembling tool is simple to operate and high in speed.

The technical scheme is as follows: the invention provides an assembling tool for a connecting screw rod of a lifter, which comprises a connecting screw rod body and a corresponding positioning assembly; the connecting screw rod is provided with a connecting pipe and a connecting plate, and the positioning assembly comprises a plurality of push-pull type clamps which play a role in push-pull force, a plurality of horizontal type clamps which clamp the assembly in the horizontal direction and a plurality of positioning block assemblies which play a role in positioning.

The push-pull type clamp comprises a first push-pull type clamp and a second push-pull type clamp, the first push-pull type clamp comprises a first cushion block, a first clamp body is arranged on the first cushion block, the first clamp body comprises a first operating rod, the tail part of the first operating rod is connected with one end of a first transmission rod, the other end of the first transmission rod is connected with a first positioning pin, and a first positioning disc is arranged at the end part of the first positioning pin;

the horizontal clamp comprises a second operating lever, one end of the second operating lever is connected with a second transmission rod, the other end of the second transmission rod is connected with a second clamping and abutting piece, and the second operating lever and the second clamping and abutting piece are arranged horizontally.

Further, the locating piece subassembly includes square plate side locating piece and square pipe locating piece. When the positioning device is used, the push-pull positioning assembly and the square pipe positioning assembly are generally correspondingly arranged and distributed on two sides of the square pipe to play a positioning role.

Furthermore, the end part of the second clamping and abutting piece is provided with a top block which is vertical to the second clamping and abutting piece.

Furthermore, the second push-pull type clamp comprises a second cushion block, a second clamp body is arranged on the second cushion block and comprises a third control rod, the tail of the third control rod is connected with one end of a third transmission rod, the other end of the third transmission rod is connected with a second positioning pin, a second positioning disc is arranged at the end part of the second positioning pin, the second positioning disc is detachably provided with a nut positioning pin matched with the inner diameter of a nut, when the nut positioning pin and the nut are used in a matched mode, the assembling accuracy and the repeated positioning accuracy of the nut can be guaranteed, a nut cushion block is arranged below the nut positioning pin, the thickness of the nut cushion block is adjusted to enable the center height of the nut positioning pin to be the same as the center height of the nut during assembling, and the assembling accuracy and the repeated positioning accuracy of the nut can be guaranteed.

Further, the lower surface of square pipe is provided with the gasket.

Further, a nut backing plate is arranged below the nut.

Further, the horizontal clamp is arranged on the I-shaped bracket.

Has the beneficial effects that: compared with the prior art, the invention has the advantages that: (1) The connecting screw rod in the lifter is positioned and assembled by utilizing the group of positioning assemblies, so that the assembly precision is high, the efficiency is high, the technical requirement on an operator is not high, and the operation is easy; (2) According to the invention, through the cooperative work of the push-pull type clamp, the horizontal type clamp and the positioning block assembly, the special-shaped structure of the assembled object can be accurately positioned and assembled, so that the efficiency is greatly improved; (3) The positioning disc of the push-pull type clamp is additionally provided with the positioning pin matched with the inner diameter of the nut, so that the assembly precision and the repeated positioning precision of the nut can be ensured.

Drawings

FIG. 1 is a schematic view of the construction of a connecting screw rod according to the present invention;

FIG. 2 is a schematic view of a first push-pull clamp of the present invention;

FIG. 3 is a schematic diagram of a second push-pull clamp of the present invention;

FIG. 4 is a schematic view of the horizontal clamp of the present invention;

fig. 5 is a schematic view of an assembly tool.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.

As shown in fig. 5, the invention provides an assembling tool for a connecting screw rod of a lifter, which comprises a connecting screw rod body 1 and a corresponding positioning assembly; the positioning assembly comprises a plurality of push-pull type clamps 2, a plurality of horizontal type clamps 3 and a plurality of positioning block assemblies; the lower surface of the square pipe 1-1 is provided with a gasket 5. A nut backing plate 6 is arranged below the nuts 1-3. The positioning block assembly comprises a square plate side positioning block 4-1 and a square tube positioning block 4-2. Square plate side locating piece 4-1 is a highly lower cuboid, and square pipe locating piece is a highly higher cuboid than square plate side locating piece, relies on the side to support the side of square pipe during the location.

As shown in fig. 1, the connecting screw rod body 1 comprises a square tube 1-1, one end of the square tube 1-1 is provided with a connecting plate 1-2, the connecting plate 1-2 is provided with a nut 1-3, and the upper surface of the square tube 1-1 is provided with a group of through holes 1-4;

as shown in fig. 2, the push-pull type clamp 2 comprises a first push-pull type clamp 2-1 and a second push-pull type clamp 2-2, the first push-pull type clamp 2-1 comprises a first cushion block 2-1-1, a first clamp body is arranged on the first cushion block 2-1-1, the first clamp body comprises a first operating rod 2-1-2, the tail part of the first operating rod 2-1-2 is connected with one end of a first transmission rod 2-1-3, the other end of the first transmission rod 2-1-3 is connected with a first positioning pin 2-1-4, and a first positioning disc 2-1-5 is arranged at the end part of the first positioning pin 2-1-4;

as shown in FIG. 3, the second push-pull type clamp 2-2 comprises a second cushion block 2-2-1, a second clamp body is arranged on the second cushion block 2-2-1 and comprises a third operating rod 2-2-2, one end of a third transmission rod 2-2-3 is connected to the tail of the third operating rod 2-2-2, a second positioning pin 2-2-4 is connected to the other end of the third transmission rod 2-2-3, a second positioning disc 2-2-5 and a second positioning disc 2-2-5 are arranged at the end of the second positioning pin 2-2-4, and a nut positioning pin 2-2-6 matched with the inner diameter of the nut 1-3 is detachably arranged in the middle of the second positioning disc 2-2-5.

As shown in fig. 4, the horizontal clamp 3 includes a second operating lever 3-1, one end of the second operating lever 3-1 is connected with a second transmission rod 3-2, the other end of the second transmission rod 3-2 is connected with a second clamping and abutting part 3-3, and the second operating lever 3-1 and the second clamping and abutting part 3-3 are horizontally arranged; the end part of the second clamping and propping part 3-3 is provided with a top block 3-4 which is vertical to the second clamping and propping part. The horizontal fixture 3 is arranged on the I-shaped bracket 3-5.

The working process is as follows:

the connecting screw rod is placed on a flat plane, the square pipe positioning block positions the connecting screw rod, the first push-pull type clamp and the horizontal type clamp fix the square pipe, and the second push-pull type clamp positions and fixes the nut; the nut positioning pin is arranged at the front end of the push-pull type clamp, the diameter of the positioning pin is the same as the inner diameter of a nut to be assembled, the thickness of the nut cushion block is adjusted to enable the center height of the positioning pin to be the same as the center height of the nut during assembly, and therefore the assembly precision and the repeated positioning precision of the nut can be guaranteed.

As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The elevator connecting screw rod assembling tool comprises a connecting screw rod body (1) and a corresponding positioning assembly; the connecting screw rod is provided with a connecting pipe and a connecting plate, and is characterized in that:

the connecting screw rod body comprises a square tube, one end of the square tube is provided with a connecting plate, a nut is arranged on the connecting plate, and the upper surface of the square tube is provided with a group of through holes;

the positioning assembly comprises a plurality of push-pull type clamps (2) playing a role in pushing and pulling, a plurality of horizontal type clamps (3) horizontally clamping and abutting the assembly, and a plurality of positioning block assemblies playing a role in positioning;

the push-pull type clamp (2) comprises a first push-pull type clamp (2-1) and a second push-pull type clamp (2-2), the first push-pull type clamp (2-1) comprises a first cushion block (2-1-1), a first clamp body is arranged on the first cushion block (2-1-1), the first clamp body comprises a first operating rod (2-1-2), the tail part of the first operating rod (2-1-2) is connected with one end of a first transmission rod (2-1-3), the other end of the first transmission rod (2-1-3) is connected with a first positioning pin (2-1-4), and the end part of the first positioning pin (2-1-4) is provided with a first positioning disc (2-1-5);

the horizontal clamp (3) comprises a second operating lever (3-1), one end of the second operating lever (3-1) is connected with a second transmission rod (3-2), the other end of the second transmission rod (3-2) is connected with a second clamping part (3-3), and the second operating lever (3-1) and the second clamping part (3-3) are arranged horizontally.

2. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: the positioning block assembly comprises a square plate side positioning block (4-1) and a square tube positioning block (4-2).

3. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: the end part of the second clamping and propping piece (3-3) is provided with a top block (3-4) which is vertical to the second clamping and propping piece.

4. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: the second push-pull type clamp (2-2) comprises a second cushion block (2-2-1), a second clamp body is arranged on the second cushion block (2-2-1) and comprises a third operating rod (2-2-2), the tail of the third operating rod (2-2-2) is connected with one end of a third driving rod (2-2-3), the other end of the third driving rod (2-2-3) is connected with a second positioning pin (2-2-4), a second positioning disc (2-2-5) is arranged at the end of the second positioning pin (2-2-4), the second positioning disc (2-2-5) is detachably provided with a nut positioning pin (2-2-6) matched with the inner diameter of the nut (1-3) in the middle of the second positioning disc (2-2-5).

5. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: and a gasket (5) is arranged on the lower surface of the square pipe (1-1).

6. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: and a nut cushion plate (6) is arranged below the nuts (1-3).

7. The elevator connecting screw rod assembling tool according to claim 1, characterized in that: the horizontal fixture (3) is arranged on the I-shaped bracket (3-5).