CN111390545A

CN111390545A - Screw mounting equipment capable of preventing screw cap from sliding

Info

Publication number: CN111390545A
Application number: CN202010292844.3A
Authority: CN
Inventors: 曾庆林; 刘恬伊; 邓涵语
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-07-10

Abstract

The invention discloses screw mounting equipment capable of preventing screw caps from slipping, which comprises a chassis, wherein a spring wheel is arranged inside the chassis, an upper tightening rod is arranged on the surface of the spring wheel, a clamping rod is rotatably connected between the two tightening rods on the surface of the upper tightening rod, a transition rod is arranged at the top of a U-shaped ring, an inclined threaded rod is slidably connected between the two inclined rods, the side surface of the inclined threaded rod is meshed and connected with a direction limiting rod, one side of the two direction limiting rods, which is opposite to each other, is rotatably connected with a direction limiting pipe, a mounting box is arranged on the side surface of the direction limiting pipe, a stop rod is fixedly connected to the inner bottom wall of the mounting box, a sleeve is fixedly connected to the bottom of the inclined threaded rod, and limit springs are slidably connected to the top of the sleeve and two sides of the direction limiting pipe, so that the screw mounting equipment capable of preventing screw caps from slipping is used by matching, thereby the effect of preventing the screw cap from sliding when the screw is installed is achieved.

Description

Screw mounting equipment capable of preventing screw cap from sliding

Technical Field

The invention relates to the technical field of screw installation, in particular to screw installation equipment capable of preventing screw caps from sliding.

Background

The screw is indispensable industry requisite in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with screws of different sizes.

The model and the screw of screw are the one-to-one, the degree of depth that both the screw deepened into the screw is definite, on some building sites, in order to accelerate the installation of screw, the workman will use screw mounting plate usually, both drive the bull stick that inserts and agree with the nut through electric power, pivoted bull stick drives the screw and rotates, and then the screw inserts in the screw when rotating, nevertheless because the bull stick can't be automatic after the screw installation breaks away from the nut, this just leads to the bull stick to probably destroy the decorative pattern at nut top, make the nut smooth silk, when needing to lift the screw off, the bull stick just can't agree with the nut.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides screw mounting equipment capable of preventing screw caps from sliding, which has the advantages of preventing screw caps from sliding when the screws are mounted, and the like, and solves the problem that the conventional screw mounting machine cannot control the mounting progress when the screws are mounted, and the screw caps can be damaged after the mounting is finished, so that the screw caps slide.

(II) technical scheme

In order to achieve the purpose of preventing the screw cap from sliding when the screw is installed, the invention provides the following technical scheme: a screw mounting device capable of preventing screw cap from slipping comprises a chassis, a spring wheel is arranged inside the chassis, tightening rods are arranged on the surface of the spring wheel, clamping rods are rotatably connected between the two tightening rods on the surface of the tightening rods, receiving rods are inserted into the bottom of the chassis, nuts are arranged on the bottom of the receiving rods, screw rods are arranged on the bottom of the nuts, cams are meshed with the side surfaces of the receiving rods, ejector rods are arranged on one back sides of the two cams, air cylinders are slidably connected to the back sides of the two ejector rods, U-shaped rings are slidably connected to the tops of the air cylinders, transition rods are arranged on the tops of the U-shaped rings, oblique rods are rotatably connected to the tops of the transition rods, oblique threaded rods are slidably connected between the two oblique rods, and limited rods are meshed with the side surfaces of the oblique threaded rods, two limit to one side rotation connection limit to pipe that the pole is carried on the back mutually, the side of limit to pipe is provided with the install bin, the interior diapire fixedly connected with pin of install bin, the bottom fixedly connected with sleeve pipe of oblique threaded rod, sheathed tube top and be located the both sides sliding connection of limit to pipe have spacing spring.

Preferably, a unidirectional tooth socket is arranged in the base.

Preferably, a contraction spring is arranged above the bearing rod.

Preferably, the inner wheel of the cam is provided with a protrusion.

Preferably, the surface of the adapting rod is provided with a clamping block, and the adapting rod is extruded by the stop lever to drive the adapting rod to rotate.

Preferably, the side surface of the bearing rod is provided with teeth.

Preferably, a lever is arranged on the surface of the inclined rod, so that the inclined rod deflects after being squeezed by the excessive rod.

Preferably, a limiting rod is arranged between the direction limiting rod and the direction limiting pipe, so that the inclined threaded rod and the direction limiting rod can move upwards only by being meshed and rotated, and the inclined threaded rod and the direction limiting rod do not need to move downwards.

(III) advantageous effects

Compared with the prior art, the invention provides screw mounting equipment capable of preventing screw caps from sliding, which has the following beneficial effects:

1. this can prevent screw installation equipment of nut smooth silk, cooperation through spring wheel and cam is used, make equipment accomplish the back with the screw installation, just spring wheel stall, this is because this equipment passes through the spring wheel with the length of screw and the rotation number of turns of screw together, through the tie-time of oblique threaded rod control sleeve pipe and upper tie rod, and then make the number of turns of turning round of sleeve pipe control spring wheel, with this make the screw accomplish the back and hold up pole automatic stop rotation at the installation, thereby reached the effect that prevents the nut smooth silk when installing the screw.

2. This can prevent screw erection equipment of nut smooth silk uses through the cooperation of limit to pole and limit to the pipe, and when oblique threaded rod rebound, limit to pole and limit to the gag lever post that sets up between the pipe will limit to the pole and block for oblique threaded rod and limit must mesh with the pole and rotate could rebound, and then do not need when the rebound, thereby reached the effect that makes the one-way time delay of oblique threaded rod.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a top cross-sectional view of the structure of the present invention;

FIG. 3 is a cross-sectional view of a structural direction-limiting tube of the present invention;

FIG. 4 is an enlarged view of the mechanism for connecting the bearing rod to the structure of the present invention;

FIG. 5 is a schematic view of the structure of the stop lever and the adapting rod of the present invention;

FIG. 6 is a schematic view of the connection between the direction-limiting pipe and the direction-limiting rod according to the present invention.

In the figure: 1. chassis, 2, spring wheel, 3, tightening rod, 4, kelly, 5, pin, 6, bolster, 7, cam, 8, nut, 9, lead screw, 10, ejector pin, 11, cylinder, 12, U type ring, 13, transition pole, 14, sleeve pipe, 15, install bin, 16, down tube, 17, spacing spring, 18, oblique threaded rod, 19, direction limiting rod, 20, direction limiting tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a screw installation device capable of preventing screw cap from slipping comprises a base plate 1, a one-way tooth socket is arranged inside the base plate 1, a spring wheel 2 is arranged inside the base plate 1, a tightening rod 3 is arranged on the surface of the spring wheel 2, a clamping rod 4 is rotatably connected on the surface of the tightening rod 3 and between the two tightening rods 3, a bearing rod 6 is inserted and arranged at the bottom of the base plate 1, teeth are arranged on the side surface of the bearing rod 6, a clamping block is arranged on the surface of the bearing rod 6, the bearing rod 6 is driven to rotate by the extrusion of a stop rod 5, a contraction spring is arranged above the bearing rod 6, a screw cap 8 is arranged at the bottom of the bearing rod 6, a screw cap 9 is arranged at the bottom of the screw cap 8, a cam 7 is engaged and connected on the side surface of the bearing rod 6, an inner wheel of the cam 7 is provided with a protrusion, ejector rods 10 are arranged on, the top of the cylinder 11 is connected with a U-shaped ring 12 in a sliding manner, the top of the U-shaped ring 12 is provided with a transition rod 13, the top of the transition rod 13 is connected with an inclined rod 16 in a rotating manner, the surface of the inclined rod 16 is provided with a lever, the inclined rod 16 deflects after being extruded by the transition rod 13, an inclined threaded rod 18 is connected between the two inclined rods 16 in a sliding manner, the side surface of the inclined threaded rod 18 is connected with a direction limiting rod 19 in a meshing manner, a limiting rod is arranged between the direction limiting rod 19 and a direction limiting pipe 20, so that the inclined threaded rod 18 and the direction limiting rod 19 can move upwards only, when the direction limiting device moves downwards, the opposite sides of the two direction limiting rods 19 are rotatably connected with the direction limiting pipes 20, the side faces of the direction limiting pipes 20 are provided with the installation box 15, the inner bottom wall of the installation box 15 is fixedly connected with the stop rod 5, the bottom of the inclined threaded rod 18 is fixedly connected with the sleeve 14, and the top of the sleeve 14, which is positioned at the two sides of the direction limiting pipes 18, is slidably connected with the direction limiting springs 17.

When the screws are installed, the screws are vertically placed above the screw holes and consist of threaded rods and screw caps 8, the bearing rods 6 and the screw caps 8 are installed in a matched mode, then the screws are extruded downwards to enable the screws to compress the contraction springs above the bearing rods 6, and the screws gradually enter the chassis 1.

Along with the movement of the bearing rod 6, the cam 7 is meshed with the bearing rod 6 to rotate, the protrusion of the inner wheel of the cam 7 extrudes the ejector rod 10, the ejector rod 10 compresses gas in the cylinder 11, the U-shaped ring 12 moves upwards through the transmission of air pressure, the U-shaped ring 12 pushes the transition rod 13 to move upwards, along with the upward movement of the transition rod 13, the inclined rod 16 deflects under the action of a lever arranged on the surface of the inclined rod 16, the inclined threaded rod 18 is pressed downwards, and the loop rod moves downwards to loop the tightening rod 3.

The motor is started to rotate the sleeve 14, the sleeve 14 drives the spring wheel 2 to rotate, the clamping rod 4 rotates along with the sleeve and slides along a one-way tooth socket arranged in the base, meanwhile, the limiting spring 17 can pull the sleeve 14 to move upwards, but the inclined screw rod 18 and the limiting rod 19 are meshed to rotate and move upwards, time is needed to be transited, therefore, when the sleeve 14 is separated from the tightening rod 3, the spring wheel 2 is tightened, the clamping rod 4 rotates reversely in the one-way tooth socket along with the separation of the sleeve 14 to drive the chassis 1 to rotate, the stop rod 5 in the chassis 1 is blocked by a clamping block arranged on the surface of the bearing rod 6 when rotating, the bearing rod 6 is further driven to rotate, along with the rotation of the bearing rod 6, the nut 8 drives the screw rod 9 to rotate, the screw is tightened continuously under the extrusion of the contracting spring above the bearing rod 6, and the spring wheel 2 stops rotating after the screw is installed, because the length of the screw and the rotation of the number of turns are connected together through the spring wheel 2, the number of turns of the barrel 2 is controlled by the sleeve 14, so that the rotation of the bearing rod 6 is automatically stopped after the screw is installed, thereby achieving the effect of preventing the screw cap 8 from slipping when the screw is installed.

When the inclined threaded rod 18 moves upwards, the limiting rod 19 is clamped by the limiting rod arranged between the limiting rod 19 and the limiting pipe 20, so that the inclined threaded rod 18 and the limiting rod 19 can move upwards only by being meshed and rotated, and the inclined threaded rod 18 does not need to move downwards, and the effect of unidirectional time delay of the inclined threaded rod 18 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A screw mounting apparatus capable of preventing screw cap from slipping comprises a chassis (1), and is characterized in that: the novel spring winding machine is characterized in that a spring winding wheel (2) is arranged inside the chassis (1), a tightening rod (3) is arranged on the surface of the spring winding wheel (2), a clamping rod (4) is rotatably connected between the two tightening rods (3) on the surface of the tightening rod (3), an adapting rod (6) is arranged at the bottom of the chassis (1) in an inserting mode, a nut (8) is arranged at the bottom of the adapting rod (6), a screw rod (9) is arranged at the bottom of the nut (8), cams (7) are meshed and connected with the side faces of the adapting rod (6), ejector rods (10) are arranged on one dorsad of the two cams (7), an air cylinder (11) is slidably connected to one dorsad of the two ejector rods (10), a U-shaped ring (12) is slidably connected to the top of the air cylinder (11), a transition rod (13) is arranged on the top of the U-shaped ring (12), and an inclined rod (16) is rotatably connected, two sliding connection has oblique threaded rod (18) between down tube (16), the side meshing of oblique threaded rod (18) is connected limited to pole (19), two one side rotation that limited to pole (19) carried on the back mutually connects limited to pipe (20), the side of limited to pipe (20) is provided with install bin (15), inner diapire fixedly connected with pin (5) of install bin (15), the bottom fixedly connected with sleeve pipe (14) of oblique threaded rod (18), the top of sleeve pipe (14) just is located the both sides sliding connection of limited to pipe (18) and has spacing spring (17).

2. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: the base (1) is internally provided with a unidirectional tooth socket.

3. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: a contraction spring is arranged above the bearing rod (6).

4. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: the inner wheel of the cam (7) is provided with a bulge.

5. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: the surface of the bearing rod (6) is provided with a fixture block.

6. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: the side surface of the bearing rod (6) is provided with teeth.

7. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: the surface of the inclined rod (16) is provided with a lever.

8. The screw mounting apparatus for preventing screw cap thread slipping according to claim 1, wherein: a limiting rod is arranged between the direction limiting rod (19) and the direction limiting pipe (20).