CN215281810U

CN215281810U - Screw locking structure

Info

Publication number: CN215281810U
Application number: CN202121781975.4U
Authority: CN
Inventors: 赵海涛
Original assignee: Zhongxun Cloud Technology Jinan Co ltd
Current assignee: Zhongxun Cloud Technology Jinan Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-12-24
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a screw lock solid structure, this screw lock solid structure include the base, install the horizontal slide by horizontal drive arrangement drive, can seesaw on the base, install the vertical slide by vertical drive arrangement drive, can up-and-down motion on the horizontal slide, install on the vertical slide and lead the nail pipe and by feeding drive arrangement drive, can the lock solid drive arrangement of side-to-side motion, lock solid drive arrangement is used for the drive can rotate with lead nail pipe matched with screwdriver. When the screw locking device is used, the horizontal driving device and the vertical driving device are started, the nail guide pipe is moved to a preset position, then a screw is placed in the nail guide pipe, the feeding driving device is started, the screwdriver extends into the nail guide pipe, the locking driving device drives the screwdriver to rotate and tighten, and the screw locking is completed.

Description

Screw locking structure

Technical Field

The utility model relates to a screw lock solid structure.

Background

In the field, when installing door and window frame and well club structure, need use the screw to be connected well club and door and window frame structural connection, current assembly mode adopts manual operation, and operating personnel fixes door and window frame and well club at first, then, and the manual or machine of junction of door and window frame and well club punches, and finally, handheld screwdriver or electric screwdriver link together well club and door and window frame structural connection.

The above-described operating mode has the following disadvantages: the labor cost is high, the precision of the connecting hole from the edge to the circle center is unstable, the blanking size of the next procedure can be influenced, the working efficiency is low, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screw lock solid structure to above problem, facilitate the use, work efficiency is high.

In order to achieve the above object, the utility model discloses a screw lock solid structure, this screw lock solid structure include the base, install the horizontal slide by horizontal drive arrangement drive, can the seesaw on the base, install the vertical slide by vertical drive arrangement drive, can the up-and-down motion on the horizontal slide, install on the vertical slide and lead the nail pipe and by feeding drive arrangement drive, can the side-to-side motion lock solid drive arrangement, lock solid drive arrangement is used for the drive can rotate with lead nail pipe matched with screwdriver. When the screw driver is used, the horizontal driving device and the vertical driving device are started, the nail guide pipe is moved to a preset position, then screws are guided into the nail guide pipe in a pneumatic or other mode, the feeding driving device is started, the screw driver extends into the nail guide pipe, the locking driving device drives the screw driver to rotate and tighten, and the screw locking is completed.

Preferably, the vertical sliding seat is provided with a feeding guide rail arranged along the left-right direction, the feeding guide rail is connected with a locking driving device fixing plate and a push plate in a sliding manner, the locking driving device is arranged on the locking driving device fixing plate, an elastic device is arranged between the locking driving device fixing plate and the push plate, and the output end of the feeding driving device is connected with the push plate. When the screwdriver is used, the feeding driving device is started, the feeding driving device drives the push plate to move, the push plate drives the locking driving device fixing plate through the elastic device, continuous force is applied to the locking driving device fixing plate, and the screwdriver and the screw are matched conveniently.

Preferably, the elastic device comprises a spring, one end of the spring abuts against the fixing plate of the locking driving device, and the other end of the spring abuts against the push plate. The structure is simple, and the processing and the manufacturing are convenient.

Preferably, the locking driving device fixing plate is connected with a spring guide rod, the spring is sleeved on the spring guide rod, and the push plate is provided with a guide hole for allowing the spring guide rod to pass through. When in use, the spring moves reliably.

Preferably, a hydraulic buffer capable of contacting with the push plate is arranged on the vertical sliding seat. When the push plate is in contact with the hydraulic buffer, the feeding driving device is closed to prevent collision.

Preferably, the fixing plate of the locking driving device is provided with a rear through hole for allowing the output end of the screwdriver or the locking driving device to pass through. The installation of the drive means is locked.

Preferably, install the guide pin pipe fixed plate on the vertical slide, the guide pin pipe ann changes on the guide pin pipe fixed plate, set up the preceding via hole that holds the screwdriver and pass on the guide pin pipe fixed plate. The installation of the nail guide pipe is convenient.

Preferably, the connecting plate is detachably mounted on the vertical sliding seat, and the nail guide pipe, the feeding driving device and the fixing driving device are all located on the connecting plate. The position of the nail guide pipe is convenient to adjust, and the use is convenient.

Preferably, install horizontal guide rail on the base, horizontal slide and horizontal guide rail sliding fit, horizontal drive arrangement includes horizontal motor, horizontal motor's output is connected with the horizontal lead screw with horizontal slide matched with. When the horizontal sliding seat is used, the horizontal motor is started, the horizontal motor drives the horizontal lead screw to rotate, the horizontal lead screw drives the horizontal sliding seat to move back and forth, the action is reliable, and the precision is high.

Preferably, install vertical guide rail on the horizontal sliding seat, vertical sliding seat and vertical guide rail sliding fit, vertical drive arrangement includes vertical motor, the output of vertical motor is connected with the vertical lead screw with vertical sliding seat matched with. When the vertical screw rod type sliding seat is used, the vertical motor is started, the vertical motor drives the vertical screw rod to rotate, the vertical screw rod drives the vertical sliding seat to move up and down, the action is reliable, and the precision is high.

Preferably, the locking driving device includes a servo motor.

To sum up, the beneficial effects of the utility model reside in that: when the screw driver is used, the horizontal driving device and the vertical driving device are started, the nail guide pipe is moved to a preset position, then screws are guided into the nail guide pipe in a pneumatic or other mode, the feeding driving device is started, the screw driver extends into the nail guide pipe, the locking driving device drives the screw driver to rotate and tighten, and the screw locking is completed.

Drawings

Fig. 1 is a schematic structural view of a screw locking structure according to the present invention;

FIG. 2 is a schematic diagram of the back view structure of FIG. 1;

FIG. 3 is a schematic diagram of the right side view of the structure of FIG. 1;

FIG. 4 is a schematic top view of the structure of FIG. 1;

FIG. 5 is a schematic bottom view of the structure of FIG. 1;

fig. 6 is a schematic structural view of a connecting plate in a screw locking structure according to the present invention.

In the figure: 1. a base; 2. a horizontal guide rail; 3. a horizontal slide; 4. a vertical guide rail; 5. a connecting plate; 6. a nail guide pipe; 7. fixing plates of the nail guide tubes; 8. a screwdriver; 9. locking the driving device fixing plate; 10. a servo motor; 11. a cylinder; 12. a hydraulic buffer; 13. a vertical slide carriage; 14. a vertical motor; 15. a vertical lead screw; 16. a horizontal motor; 17. a feed guide rail; 18. a horizontal lead screw; 19. pushing the plate; 20. a spring guide rod; 21. a spring; 22. a front via; 23. a rear via hole; 24. and (4) a guide hole.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1 to 6, a screw locking structure includes a base 1, preferably, the base 1 can be installed on a machine body of an automatic screw locking machine, the base 1 can move left and right, and how the base 1 moves left and right adopts the prior art, which is not described herein again. Install on the base 1 by horizontal drive arrangement drive, can the fore-and-aft movement horizontal slide 3, specifically, install horizontal guide 2 on the base 1, horizontal slide 3 and horizontal guide 2 sliding fit, horizontal drive arrangement includes horizontal motor 16, and the output of horizontal motor 16 is connected with the horizontal lead screw 18 with horizontal slide 3 matched with. When the device is used, the horizontal motor 16 is started, the horizontal motor 16 drives the horizontal lead screw 18 to rotate, and the horizontal lead screw 18 drives the horizontal sliding seat 3 to move back and forth, so that the device is reliable in action and high in precision.

Install on the horizontal sliding base 3 by vertical drive arrangement drive, vertical slide 13 that can up-and-down motion, specifically, install vertical guide rail 4 on the horizontal sliding base 3, vertical slide 13 and vertical guide rail 4 sliding fit, vertical drive arrangement includes vertical motor 14, and vertical motor 14's output is connected with the vertical lead screw 15 with vertical slide 13 matched with. When the vertical sliding seat is used, the vertical motor 14 is started, the vertical motor 14 drives the vertical lead screw 15 to rotate, the vertical lead screw 15 drives the vertical sliding seat 13 to move up and down, the action is reliable, and the precision is high.

The vertical sliding seat 13 is provided with a nail guide tube 6 and a locking driving device which is driven by a feeding driving device and can move left and right, the locking driving device is used for driving a screwdriver 8 which can be matched with the nail guide tube 6 to rotate, and specifically, the screwdriver 8 adopts a magnetic crosshead. Specifically, the nail guiding tube 6 is made of a conventional material, which is not described in detail herein, and the locking driving device includes a servo motor 10.

The conventional locking driving device adopts a pneumatic structure, and has the following disadvantages:

1. the output torque is controlled by controlling the tension of the spring through the mechanical clutch, the actual torque is detected through the torque tester, and the torque is set by repeatedly debugging;

2. the clutch is influenced by the air pressure, if the air pressure is high, the torque is larger, so that the clutch is high in abrasion speed, if the air pressure is low, the torque is smaller, the fastening effect of a screw is reduced, the torque is unstable, the torque needs to be periodically checked, and parts with mechanical faults caused by high-speed abrasion are maintained;

3. only a single moment can be set, and the torque precision depends on the torque setting and the mechanical connecting part;

4. whether the number of tightening turns is correct or not needs to be calibrated regularly by using a third-party torque testing tool.

The locking driving device adopts a servo motor 10, and has the following advantages:

1. the clutch has no mechanical structure and clutch structure, has no abrasion, can effectively ensure long-term stability of torque, has ultra-long service life and low failure rate, and is free from maintenance within 3 to 5 years;

2. a closed-loop driving control system is adopted, the response is fast, the repetition precision is high, the torsion is accurate, and the torsion deviation is within 30-50 filaments;

3. the locking stage can be programmed in multiple stages, and the torque, rotation speed and number of turns can be set. (ii) a

4. The locking requirements of various single-station screws can be met, and the production requirements of various processes such as pre-tightening and secondary tightening in production can be met;

5. and complex debugging and torque point detection measurement are not needed.

The flexible tightening process is divided into 3 stages:

1. in the tooth entering stage, 1-2 circles are set at a slower speed to ensure effective tooth entering;

2. in the quick screwing stage, the screw is screwed in at the highest speed according to the actual tooth length of the screw, so that the locking efficiency is ensured;

3. and in the tightening stage, the torque is increased by 1-2 circles finally, so that the torque is ensured to be accurate and stable at a low speed, and the torque is prevented from overshooting due to the over-high speed.

The vertical sliding seat 13 is provided with a feeding guide rail 17 arranged along the left-right direction, the feeding guide rail 17 is connected with a locking driving device fixing plate 9 and a push plate 19 in a sliding manner, the locking driving device is arranged on the locking driving device fixing plate 9, an elastic device is arranged between the locking driving device fixing plate 9 and the push plate 19, and the output end of the feeding driving device is connected with the push plate 19. When the screwdriver is used, the feeding driving device is started, the feeding driving device drives the push plate 19 to move, the push plate 19 drives the locking driving device fixing plate 9 through the elastic device, continuous force is applied to the locking driving device fixing plate 9, and the screwdriver 8 and a screw can be matched conveniently. Specifically, the feeding driving device comprises a cylinder 11, a floating joint is arranged between a push rod of the cylinder 11 and a push plate 19, the floating joint realizes floating connection between the push rod of the cylinder 11 and the push plate 19, and normal movement of the push rod of the cylinder 11 is ensured.

The elastic device comprises a spring 21, one end of the spring 21 is abutted against the locking driving device fixing plate 9, and the other end of the spring 21 is abutted against the push plate 19. The structure is simple, and the processing and the manufacturing are convenient. The locking driving device fixing plate 9 is connected with a spring guide rod 20, a spring 21 is sleeved on the spring guide rod 20, and a push plate 19 is provided with a guide hole 24 for the spring guide rod 20 to pass through. In use, the spring 21 is reliable in movement.

Further, a hydraulic buffer 12 capable of contacting the push plate 19 is mounted on the vertical slide 13. In use, when the push plate 19 contacts the hydraulic buffer 12, the feed drive is turned off to prevent a release collision.

Further, a nail guide tube fixing plate 7 is mounted on the vertical sliding seat 13, the nail guide tube 6 is mounted on the nail guide tube fixing plate 7 in a rotating mode, and a front through hole 22 for allowing the screwdriver 8 to penetrate is formed in the nail guide tube fixing plate 7. The installation of the nail guiding pipe 6 is convenient. The locking driving device fixing plate 9 is provided with a rear through hole 23 for the screw driver 8 or the output end of the locking driving device to pass through. The installation of the locking driving device is convenient.

The vertical sliding seat 13 is detachably provided with a connecting plate 5, and the nail guide tube 6, the feeding driving device and the fixing driving device are all positioned on the connecting plate 5. The position of the nail guide tube 6 is convenient to adjust, and the use is convenient.

When the screw guide device is used, the horizontal driving device and the vertical driving device are started, the screw guide tube 6 is moved to a preset position, then screws are guided into the screw guide tube 6 in a pneumatic or other mode, the feed driving device is started, the screw driver 8 extends into the screw guide tube 6, the locking driving device drives the screw driver 8 to rotate and tighten, and screw locking is completed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The screw locking structure is characterized by comprising a base (1), wherein a horizontal sliding seat (3) driven by a horizontal driving device and capable of moving back and forth is mounted on the base (1), a vertical sliding seat (13) driven by a vertical driving device and capable of moving up and down is mounted on the horizontal sliding seat (3), a nail guide pipe (6) and a locking driving device driven by a feeding driving device and capable of moving left and right are mounted on the vertical sliding seat (13), and the locking driving device is used for driving a screwdriver (8) capable of being matched with the nail guide pipe (6) to rotate.

2. The screw locking structure according to claim 1, wherein the vertical slide (13) is provided with a feeding guide rail (17) arranged in a left-right direction, the feeding guide rail (17) is slidably connected with a locking driving device fixing plate (9) and a pushing plate (19), the locking driving device is arranged on the locking driving device fixing plate (9), an elastic device is arranged between the locking driving device fixing plate (9) and the pushing plate (19), and an output end of the feeding driving device is connected with the pushing plate (19).

3. A screw locking arrangement according to claim 2, characterised in that the resilient means comprise a spring (21), one end of the spring (21) abutting against the locking actuator fixing plate (9) and the other end abutting against the push plate (19).

4. The screw locking structure according to claim 3, wherein the locking driving device fixing plate (9) is connected to a spring guide rod (20), the spring (21) is sleeved on the spring guide rod (20), and the push plate (19) is provided with a guide hole (24) for the spring guide rod (20) to pass through.

5. The screw locking structure according to claim 2, wherein the locking driving device fixing plate (9) is provided with a rear through hole (23) for allowing the output end of the screwdriver (8) or the locking driving device to pass through.

6. The screw locking structure according to any one of claims 1 to 5, wherein the vertical slide (13) is provided with a guide pin fixing plate (7), the guide pin (6) is rotatably mounted on the guide pin fixing plate (7), and the guide pin fixing plate (7) is provided with a front through hole (22) for allowing the screwdriver (8) to pass through.

7. The screw locking arrangement according to any one of claims 1 to 5, wherein the vertical slide (13) has a connecting plate (5) detachably mounted thereon, and the guide pin tube (6), the feed drive means and the fixing drive means are located on the connecting plate (5).

8. The screw locking structure according to any one of claims 1 to 5, wherein a horizontal guide rail (2) is mounted on the base (1), the horizontal sliding base (3) is slidably engaged with the horizontal guide rail (2), the horizontal driving device comprises a horizontal motor (16), and an output end of the horizontal motor (16) is connected with a horizontal lead screw (18) engaged with the horizontal sliding base (3).

9. The screw locking structure according to any one of claims 1 to 5, wherein a vertical guide rail (4) is mounted on the horizontal sliding base (3), the vertical sliding base (13) is slidably engaged with the vertical guide rail (4), the vertical driving means comprises a vertical motor (14), and an output end of the vertical motor (14) is connected with a vertical screw (15) engaged with the vertical sliding base (13).

10. Screw locking arrangement according to one of claims 1 to 5, characterized in that the locking drive comprises a servomotor (10).