CN213003597U

CN213003597U - Automatic screwing device

Info

Publication number: CN213003597U
Application number: CN202020571443.7U
Authority: CN
Inventors: 迈克尔·尤斯特; 安卓思·登伯格斯; 李磊
Original assignee: Shanghai Tutai Industrial Tools Co ltd
Current assignee: Shanghai Tutai Industrial Tools Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-04-20
Anticipated expiration: 2030-04-16

Abstract

The utility model provides an automatic tightening device, which comprises a feeding mechanism and a tightening mechanism communicated with the feeding mechanism; the feeding mechanism is arranged outside the tightening mechanism and can swing relative to the tightening mechanism, an elastic component for driving the feeding mechanism to reset after swinging is arranged in the feeding mechanism, and a connecting part for communicating with the discharging end of the feeding mechanism to receive the mounting part is arranged on a shell of the tightening mechanism; when the driver drives the tightening device in the tightening mechanism to move to a position close to the mounting piece to be tightened in the shell, the tightening device pushes the discharge end of the feeding mechanism outwards to separate the discharge end from the connecting portion, and when the tightening device finishes tightening and moves away from the mounting piece after tightening, the feeding mechanism resets under the action of the elastic assembly to re-communicate the discharge end with the connecting portion to finish feeding. The utility model discloses an automatic screw up device can effective control feeding mechanism and screw up the change of mechanism intercommunication state within a definite time, avoids screwing up the operation of mechanism and receives the influence.

Description

Automatic screwing device

Technical Field

The embodiment of the utility model provides an automatic change field, in particular to automatic screw up device.

Background

At present, the fields such as the manufacturing of many large-scale equipment, building, house ornamentation all need relate to the fixed of various installed parts, for example the bolt, and many material parts all need installed parts such as bolt to accomplish mutual connection, installation in the integration process, and because wait to integrate the part too much, or during some products of mass production, in order to guarantee production preparation efficiency, many producers all can adopt automatic tightening device to screw up fixedly installed parts such as bolt, realize the integration between the part. However, in the automatic tightening device in the prior art, the intersection between the feeding mechanism and the tightening mechanism channel is constantly kept in a communicated state, so that the feeding mechanism can continue feeding only after the tightening mechanism completes the current tightening operation, and if the feeding time is not controlled and the mounting piece is conveyed in advance, the communication between the feeding mechanism and the tightening mechanism is overstocked, the operation of the tightening mechanism is influenced, and the automatic tightening device cannot normally work and has certain potential safety hazards.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an automatic screw up device, its simple structure, but effective control feeding mechanism and screw up the change of the mechanism intercommunication state within a definite time, avoid screwing up the operation of mechanism and receive the influence of the installed part of carrying in advance.

In order to solve the technical problem, an embodiment of the present invention provides an automatic tightening device, which includes a feeding mechanism and a tightening mechanism, wherein the tightening mechanism is communicated with the feeding mechanism to push out a sent mounting member and tighten and fix the mounting member at a target position;

the feeding mechanism is arranged outside the tightening mechanism and can swing relative to the tightening mechanism, an elastic component used for driving the feeding mechanism to reset after swinging is arranged in the feeding mechanism, and a connecting part used for being communicated with the discharging end of the feeding mechanism to receive the mounting part is arranged on a shell of the tightening mechanism;

when the driver drives the tightening device in the tightening mechanism to move to a position close to the mounting piece to be tightened in the shell, the tightening device pushes the discharge end of the feeding mechanism outwards to separate the discharge end from the connecting portion, and when the tightening device finishes tightening and moves away from the mounting piece after tightening, the feeding mechanism resets under the action of the elastic assembly to enable the discharge end to be communicated with the connecting portion again to finish feeding.

Preferably, the feeding mechanism comprises a conveying pipeline, one end of the conveying pipeline is connected with the material source through a fixed pipeline, the other end of the conveying pipeline forms the discharging end, the conveying pipeline is connected with the shell of the tightening mechanism through a connecting piece and can swing relative to the shell, and the elastic assembly is arranged between the conveying pipeline and the connecting piece and respectively acts on the conveying pipeline and the connecting piece.

Preferably, the connecting piece is fixed outside the shell, is in a sleeve shape, is sleeved outside the conveying pipeline and allows the conveying pipeline to swing relative to the conveying pipeline.

Preferably, the connecting member is provided with an opening in a direction corresponding to the swinging direction of the conveying pipe, so that the conveying pipe can swing out of the connecting member through the opening.

Preferably, the conveying pipeline is provided with a fixing piece, and at least part of the surface of the fixing piece is spherical;

the elastic component comprises an elastic part which is arranged along the length direction of the conveying pipeline, one end of the elastic part is abutted to the spherical surface of the fixing part, the other end of the elastic part is abutted to the connecting part, and the elastic part is interacted with the corresponding part of the conveying pipeline at the same time.

Preferably, the connecting piece inner wall is provided with a limiting part in sliding contact with the conveying pipeline, the elastic component further comprises a limiting rod, one end of the limiting rod is arranged on the limiting part, the other end of the limiting rod faces the fixing part, a specific interval is reserved between the fixing part and the elastic component, the other end of the elastic component is provided with a spring, the limiting rod is sleeved with the elastic component, the elastic component is abutted against the limiting part, the other end of the elastic component passes through the limiting part and the conveying pipeline, and therefore when the conveying pipeline swings, acting force can be applied to the elastic component indirectly through the limiting part.

Preferably, a contact surface for contacting with the limiting part is arranged on a part of the conveying pipeline corresponding to the limiting part, the contact surface is a plane, and at least a part of the contact surface for contacting with the limiting part has a specific friction coefficient, so that when the conveying pipeline swings, a friction force is generated between the contact surface and the limiting part, and the limiting part is driven to move along the contact surface.

Preferably, the connecting portion includes a through hole formed in a housing of the tightening mechanism and a stopper portion formed by extending at least a portion of an outer edge of the through hole outward, and when the tightening device is operated, the tightening device pushes the discharge end to separate a port of the discharge end from the through hole and abut against the stopper portion to block the port.

Preferably, part of the discharge end extends into the shell through the connecting part, so that the port of the part of the discharge end is communicated with the shell to finish feeding.

Preferably, the driver is in communication connection with a controller in the feeding mechanism for controlling feeding, and the controller receives a driving signal from the driver and controls the feeding mechanism to feed when the driver drives the tightening device to move towards the mounting member to be tightened.

Based on the disclosure of above-mentioned embodiment can learn, the utility model discloses beneficial effect that the embodiment possessed includes simple structure, but the change of the communication state between effective control feeding mechanism and the mechanism of screwing up makes the ware during operation of screwing up, and feeding mechanism can not continue to send the installed part into the casing of the mechanism of screwing up, guarantees to screw up the ware normal operating, does not receive the interference. In addition, in the embodiment, the sizes of the feeding mechanism and the cavity communicated with the tightening mechanism are reduced, and the discharge end of part of the feeding mechanism extends into the shell of the tightening mechanism, so that the installation pieces have certain limiting and guiding functions, the installation pieces with different sizes can smoothly enter the shell of the tightening mechanism, and the phenomenon that the installation pieces are clamped in the cavity of the communicated part can not occur.

Drawings

Fig. 1 is a partial schematic structural view of an automatic tightening device according to an embodiment of the present invention.

Fig. 2 is a partial structural sectional view of the automatic tightening device in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a feeding mechanism of an automatic tightening device in an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a connecting member and an elastic component of an automatic tightening device according to an embodiment of the present invention.

Reference numerals:

1-a feeding mechanism; 2-a tightening mechanism; 3-a shell; 4-discharge end; 5-a conveying pipeline; 6-connecting piece; 7-a fixing member; 8-an elastic member; 9-a limiting member; 10-contact surface; 11-a limiting hole; 12-a stop; 13-tightening device

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but not intended to limit the invention thereto.

It will be understood that various modifications may be made to the embodiments disclosed herein. The following description is, therefore, not to be taken in a limiting sense, but is made merely as an exemplification of embodiments. Other modifications will occur to those skilled in the art within the scope and spirit of the disclosure.

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the disclosure and, together with a general description of the disclosure given above, and the detailed description of the embodiments given below, serve to explain the principles of the disclosure.

These and other characteristics of the invention will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.

It is also understood that, although the present invention has been described with reference to some specific examples, a person of skill in the art shall certainly be able to achieve many other equivalent forms of the invention, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.

The above and other aspects, features and advantages of the present disclosure will become more apparent in view of the following detailed description when taken in conjunction with the accompanying drawings.

Specific embodiments of the present disclosure are described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely examples of the disclosure that may be embodied in various forms. Well-known and/or repeated functions and structures have not been described in detail so as not to obscure the present disclosure with unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present disclosure in virtually any appropriately detailed structure.

The specification may use the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the disclosure.

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1, 2, and 3, an embodiment of the present invention provides an automatic tightening device, including a feeding mechanism 1 and a tightening mechanism 2 communicating with the feeding mechanism 1 to push out a sent mounting member and tighten and fix the mounting member at a target position;

the feeding mechanism 1 is arranged outside the tightening mechanism 2 and can swing relative to the tightening mechanism 2, an elastic component used for driving the feeding mechanism 1 to reset after swinging is arranged in the feeding mechanism 1, and a connecting part used for being communicated with the discharging end 4 of the feeding mechanism 1 to receive an installation part is arranged on a shell 3 of the tightening mechanism 2;

when the driver drives the tightening device 13 in the tightening mechanism 2 to move to a position adjacent to the installation piece to be tightened in the shell 3, the tightening device 13 pushes the discharge end 4 of the feeding mechanism 1 outwards to separate the discharge end 4 from the connecting part, and when the tightening device 13 finishes tightening and moves away from the installation piece after tightening, the feeding mechanism 1 is reset under the action of the elastic component to reconnect the discharge end 4 with the connecting part, so that feeding is finished.

That is, the feeding mechanism 1 is not fixed, but is movably connected with the tightening mechanism 2 so as to swing relative to the tightening mechanism 2 under the action of external force, meanwhile, an elastic component is arranged in the feeding mechanism 1, the elastic component can generate deformation when the feeding mechanism 1 swings under the driving of the external force, and when the external force is removed, the elastic component can drive the feeding mechanism 1 to reset by utilizing the elastic restoring force of the elastic component. In the present embodiment, the discharging end 4 of the feeding mechanism 1 is naturally connected to the connecting portion of the tightening mechanism 2, and when the driver drives the tightening unit 13 in the tightening mechanism 2 to move to a position adjacent to the mounting member to be tightened in the housing 3 of the tightening mechanism 2 to operate the mounting member to be tightened so as to disengage from the housing 3 and fix the mounting member to be tightened at the target position, the tightening unit 13 pushes the feeding mechanism 1 outwards, and the feeding mechanism 1 swings to move the discharging end 4 away from the connecting portion, so that the feeding mechanism 1 cannot feed the mounting member into the housing 3 of the tightening mechanism 2. When the tightening device 13 completes the tightening and fixing of the to-be-installed component, the to-be-installed component moves and resets, and at this time, the to-be-installed component does not push the feeding mechanism 1 any more, that is, the external force applied to the feeding mechanism 1 is cancelled at this time, the feeding mechanism 1 resets to the initial state under the elastic force of the elastic component, and the feeding end of the to-be-installed component communicates with the connecting part again so as to convey the next to-be-installed component into the shell 3 of the tightening mechanism 2.

Based on the disclosure of above-mentioned embodiment can know, the utility model discloses beneficial effect that the embodiment possessed includes simple structure, but the change of the communication state between effective control feeding mechanism 1 and tightening mechanism 2 makes tightening device 13 during operation, and feeding mechanism 1 can not continue to send the installed part into tightening mechanism 2's casing 3, does not receive the interference of other installed parts when making tightening device 13 move, guarantees tightening device 13's normal operating.

Further, as shown in fig. 3 and 4, the feeding mechanism 1 in this embodiment includes a conveying pipe 5, one end of the conveying pipe 5 is connected to the material source through a fixed pipe, and the other end of the conveying pipe forms a discharging end 4, the conveying pipe 5 is connected to the housing 3 of the tightening mechanism 2 through a connecting member 6, and can swing relative to the tightening mechanism 2, and during the swing, the connecting member 6 does not swing together with the conveying pipe 5. The elastic component is arranged between the conveying pipeline 5 and the connecting piece 6 and respectively acts with the conveying pipeline 5 and the connecting piece 6.

In particular, with reference to fig. 3 and 4, the connecting element 6 in this embodiment is fixed outside the housing 3, and the connecting element 6 is in the form of a sleeve which is fitted over the conveying pipe 5 and allows the conveying pipe 5 to swing relative thereto. The connecting piece 6 is provided with a U-shaped opening corresponding to the swinging direction of the conveying pipeline 5, so that the conveying pipeline 5 can swing out of the connecting piece 6 through the opening and swing to reset.

Further, the conveying pipe 5 in this embodiment is provided with a circle of bosses, and the bosses are fixedly provided with fixing pieces 7, at least part of surfaces of which are spherical, such as a half of the fixing pieces 7 being cubic and a half of the fixing pieces 7 being spherical, in this embodiment, the fixing pieces 7 are preferably spherical, and the fixing pieces 7 may also be directly arranged on the arc-shaped side wall of the conveying pipe 5; the elastic component comprises a spherical surface which is arranged along the length direction of the conveying pipeline 5, one end of the elastic component is abutted against the spherical surface of the fixing part 7, the other end of the elastic component is abutted against the connecting part 6, and meanwhile, the elastic component 8 is interacted with the corresponding part of the conveying pipeline 5, when the conveying pipeline 5 swings, one end of the elastic component 8 moves along the spherical surface of the fixing part 7, the other end of the elastic component is interacted with the conveying pipeline 5, and the other end of the elastic component is stretched or restored to the initial state under the acting force generated between the two.

Specifically, as shown in fig. 3 and 4, in the present embodiment, a limiting member 9 in corresponding contact with the conveying pipe 5 is slidably disposed on an inner wall of the connecting member 6, for example, an arc-shaped limiting hole 11 may be clamped on the conveying pipe 5, the limiting member 9 has a first portion that matches an outer shape of the arc-shaped limiting hole 11 and can move along a length direction of the arc-shaped limiting hole 11, and the limiting member 9 also has a second portion that extends out of the limiting hole 11 to be in corresponding contact with the corresponding conveying pipe 5. The elastic member 8 in this embodiment is a spring, and the elastic assembly further includes a limiting rod, one end of which is mounted on the limiting member 9, and the other end of which faces the fixing member 7, and has a specific space with the fixing member 7, so that the elastic member 8 has a certain bending space. The other end cover of elastic component 8 is established outside the gag lever post and is supported with the second part of locating part 9, and the other end of elastic component 8 passes through locating part 9 and acts on with pipeline 5, makes when pipeline 5 swings, and pipeline 5 can act on with the second part of locating part 9 mutually to drive locating part 9 and remove along the spacing hole 11 of arc, and then indirect application effort to elastic component 8, makes elastic component 8 stretched, or resumes to initial condition.

Further, as shown in fig. 3, in the embodiment, a contact surface 10 for contacting with the limiting member 9 is disposed on a portion of the conveying pipe 5 corresponding to the limiting member 9, the contact surface 10 is a plane, and at least a portion of the contact surface 10 for contacting with the limiting member 9 has a specific friction coefficient, so that when the conveying pipe 5 swings, a friction force is generated between the contact surface 10 and a second portion of the limiting member 9, so as to drive the limiting member 9 to move along the contact surface 10 and the limiting hole 11 by the friction force.

Preferably, the elastic members 8 and the fixing members 7 may be provided in plural according to the thickness, weight, and the like of the actual conveying pipeline 5, in this embodiment, it is preferable that a set of the elastic members 8 and the fixing members 7 are respectively provided at two radially symmetrical positions of the conveying pipeline 5, and the connecting members 6 are also respectively provided with the limiting holes 11 corresponding to the fixing members 7.

Further, as shown in fig. 1 and 2, the connecting portion in this embodiment includes a through hole opened in the housing 3 of the tightening mechanism 2 and a stopper 12 formed by extending at least a part of an outer edge of the through hole outward, and when the tightening device 13 is operated, it pushes the discharge end 4 so that a port of the discharge end 4 is separated from the through hole and abuts against the stopper 12 to block the port and prevent the mounting member from sliding out of the conveying pipe 5. Or, a sliding valve is arranged on the port of the discharging end 4, and a pushing piece and the like for correspondingly pushing the sliding valve to open or close in a sliding manner when the discharging end 4 swings along with the conveying pipeline 5 are arranged at the position of the shell 3 close to the connecting part, or an electric control valve and the like are arranged. Or a sensor is arranged at the shell 3 or the discharge end 4, and when the separation of the discharge end 4 and the connecting part is sensed, the controller for controlling the feeding mechanism 1 controls the material source to prohibit feeding and the like, and the method is not limited in detail.

Preferably, when the installation member is conveyed, for the installation member with a slightly shorter length, especially for the installation member with a length corresponding to the width of the cavity at the position where the corresponding connecting part in the housing 3 of the tightening mechanism 2 is communicated with the discharging end 4, such as a short screw, etc., the installation member with this size type will often rotate during the conveying process, so that when the installation member enters the housing 3 of the tightening mechanism 2 through the discharging end 4, the installation member is blocked at the communicating position between the discharging end 4 and the housing 3, causing a blocking phenomenon, and the feeding cannot be successful. In order to solve the technical problem, when the feeding mechanism 1 in this embodiment feeds the mounting member into the housing 3 through the connecting portion, the discharging end 4 of the feeding mechanism 1 may partially extend into the housing 3 through the connecting portion, so that only a part of the port of the discharging end 4 can communicate with the inner cavity of the housing 3, thereby reducing the width of the communicating portion and providing a certain restriction effect on the rotation of the mounting member. Meanwhile, the discharge end 4 extending into the housing 3 can also play a certain role in guiding, so that the mounting pieces can be more easily sent into the housing according to the required shape, the operation of the screwing device 13 is convenient, and the technical problem can be effectively solved.

Further, in order to ensure the working efficiency and shorten the feeding time, so that the tightening device 13 can nearly continuously tighten the installation members which are continuously fed from the fixed source, in the embodiment, the driver is particularly connected with the controller in the feeding mechanism 1 in a communication manner, when the driver drives the tightening device 13 to move towards the installation members to be tightened, for example, when the user triggers the switch of the driver, the driver sends a driving signal to the controller, and the controller controls the feeding mechanism 1 to feed according to the received driving signal, so that the installation time interval of two adjacent installation members is minimized, and the overall operation efficiency is improved.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides an automatic screw up device, includes feeding mechanism and communicates with feeding mechanism in order to push out the installed part that sends to screw up the tightening mechanism who fixes at the target location, its characterized in that:

2. The automatic tightening device according to claim 1, wherein the feed mechanism includes a delivery conduit having one end connected to the source of material via a fixed conduit and the other end forming the discharge end, the delivery conduit being connected to the housing of the tightening mechanism via a connector and being capable of swinging relative thereto, the resilient member being disposed between the delivery conduit and the connector and being respectively engageable with the delivery conduit and the connector.

3. The automatic tightening device according to claim 2, wherein the connecting member is fixed to the outside of the housing, and the connecting member is in the form of a sleeve which is fitted over the delivery pipe and allows the delivery pipe to swing relative thereto.

4. The automatic tightening device according to claim 3, wherein an opening is provided in the connecting member in a direction corresponding to the swing of the delivery pipe so that the delivery pipe can swing out of the connecting member through the opening.

5. The automatic tightening device according to claim 3, wherein the delivery pipe is provided with a fixing member at least a part of the surface of which is spherical;

6. The automatic tightening device according to claim 5, wherein a limiting member is slidably disposed on an inner wall of the connecting member and contacts the conveying pipe, the elastic member further includes a limiting rod, one end of the limiting rod is disposed on the limiting member, the other end of the limiting rod faces the fixing member, and a specific space is provided between the limiting rod and the fixing member, the elastic member is a spring, the other end of the elastic member is disposed outside the limiting rod and abuts against the limiting member, and the other end of the elastic member interacts with the conveying pipe through the limiting member, so that when the conveying pipe swings, the elastic member can indirectly apply an acting force to the elastic member by driving the limiting member.

7. The automatic tightening device according to claim 6, wherein a portion of the conveying pipe corresponding to the stopper is provided with a contact surface for contacting with the stopper, the contact surface is a flat surface, and at least a portion of the contact surface for contacting with the stopper has a specific friction coefficient, so that when the conveying pipe swings, a friction force is generated between the contact surface and the stopper, and the stopper is driven to move along the contact surface.

8. The automatic tightening device according to claim 1, wherein the connecting portion includes a through hole provided in a housing of the tightening mechanism, and a stopper portion formed by an outer edge of at least a part of the through hole extending outward, and when the tightening tool is operated, the tightening tool pushes the discharge end so that a port of the discharge end is separated from the through hole and abuts against the stopper portion to block the port.

9. The automatic tightening device according to claim 1, wherein a portion of the discharge end extends into the housing through the connecting portion such that a port of the portion of the discharge end communicates with the housing to complete feeding.

10. The automatic tightening device according to claim 1, wherein the driver is communicatively connected to a controller in the feeding mechanism that controls feeding, and the controller receives a driving signal of the driver and controls the feeding mechanism to feed when the driver drives the tightening device to move toward the mounting to be tightened.