Screw delivery mechanism of automatic screw locking machine

Abstract

The utility model relates to a screw delivery mechanism of an automatic screw locking machine, which comprises a bottom plate, a pushing piece and a conveying part, a cylinder body of the pushing piece is fixedly connected with the bottom plate, the conveying part is movably connected with the bottom plate through a push rod of the pushing piece, and the conveying part is movably connected with the bottom plate through a mounting seat; the mounting seat comprises a mounting plate and a nut seat, and the nut seat is connected with the bottom plate through the mounting plate; the conveying part comprises a mounting disc, a bearing and a conveying rod, the conveying rod is movably connected with the mounting disc through the bearing, the mounting disc is connected with the push rod of the push part, and the conveying rod is movably connected with the bottom plate through a mounting seat; the conveying rod comprises an external thread and a positioning end. According to the screw delivery mechanism of the automatic screw locking machine, equipment is simple, the equipment cost is reduced, later maintenance of the equipment is facilitated, a single power source provides force for linear motion and rotary motion, energy is saved, and the screw locking cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of screw delivery of a screw machine, in particular to a screw delivery mechanism of an automatic screw locking machine. Background Art

[0002] The screw machine is an important machine equipment, which is used to lock the screws in the required position to realize the connection of two or more parts. The screw delivery mechanism is an important component of the screw machine, which is used to drive the screws to move and lock the screws when the screw machine is working.

[0003] The commonly used screw delivery mechanisms now include a mechanism that provides linear motion power and a mechanism that provides rotational motion force. The two mechanisms cooperate with each other to drive the screw to perform linear motion and rotational motion at the same time, thereby locking the screw in a required position. The mechanism that provides linear motion power and the mechanism that provides rotational motion force are needed, and more mechanisms are required, which increases the equipment cost. The mechanism that provides linear motion power and the mechanism that provides rotational motion force both require independent power sources, which wastes energy and increases the cost of locking screws. Utility Model Content

[0004] The purpose of the utility model is to provide a screw delivery mechanism of an automatic screw locking machine to solve the above problems.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A screw delivery mechanism of an automatic screw locking machine comprises a base plate, a pusher and a conveying component, wherein a cylinder of the pusher is fixedly connected to the base plate, the conveying component is movably connected to the base plate via a push rod of the pusher, and the conveying component is movably connected to the base plate via a mounting seat;

[0007] The mounting seat comprises a mounting plate and a nut seat, and the nut seat is connected to the base plate through the mounting plate;

[0008] The conveying component includes a mounting plate, a bearing and a conveying rod, wherein the conveying rod is movably connected to the mounting plate through the bearing, the mounting plate is connected to the push rod of the pusher, and the conveying rod is movably connected to the bottom plate through the mounting seat;

[0009] The delivery rod comprises an external thread and a positioning end.

[0010] Furthermore, the conveying rod is movably connected to the mounting plate via a nut seat, and the conveying rod is separated from the base plate.

[0011] Furthermore, one end of the conveying rod is movably connected to the mounting plate via a bearing, and the mounting plate and the bearing are located on a side of the mounting seat away from the positioning end.

[0012] Furthermore, the external thread is located in the middle of the conveying rod, the external thread is threadedly connected to the nut seat, and a positioning groove is provided on the positioning end, and the positioning groove is located on the end surface of the conveying rod away from the bearing.

[0013] Furthermore, the cross section of the positioning groove is specifically hexagonal, and the center of the positioning groove is in a straight line with the axis of the conveying rod and the axis of the push rod of the pushing member.

[0014] Furthermore, the bearing is located in a groove on the mounting plate, the end of the conveying rod is located in the bearing, the surface of the mounting plate away from the bearing is connected to the push rod screw of the push member, the mounting plate is located between the push member and the mounting seat, and the mounting plate is separated from the base plate.

[0015] Furthermore, the positioning end is located at the end of the conveying rod away from the mounting plate, the outer contour of the positioning end is specifically circular, and the positioning groove of the positioning end passes through the surface of the positioning end away from the mounting plate.

[0016] Furthermore, the nut seat is fixedly connected to the mounting plate, and the mounting plate is fixedly connected to the base plate.

[0017] Furthermore, the pushing member is a pneumatic cylinder, an oil cylinder or an electric cylinder.

[0018] Furthermore, the pushing member is specifically a cylinder, a throttle valve is arranged on the cylinder body of the pushing member, an air inlet of the pushing member is connected to the throttle valve, a magnetic ring is arranged on the pushing member, and the pushing member specifically has only one push rod.

[0019] The beneficial effects of the utility model are as follows: a screw delivery mechanism of an automatic screw locking machine is provided, and a bottom plate, a pushing member and a conveying member are used in cooperation with each other to manufacture a screw delivery mechanism of an automatic screw locking machine to replace the screw delivery mechanism that needs to provide linear motion power and the screw delivery mechanism that provides rotational motion power, so that a single power source can complete the effect of driving the bolt to move in a linear direction and to perform rotational motion. The equipment is simple and reduces the equipment cost, which is convenient for later maintenance of the equipment. A single power source provides linear motion and rotational motion force, which saves energy, reduces the cost of locking screws, and saves production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The utility model is an axonometric diagram of the overall structure of a screw delivery mechanism of an automatic screw locking machine.

[0021] Figure 2 This is another overall structural axonometric diagram of the screw delivery mechanism of an automatic screw locking machine of the utility model.

[0022] Figure 3 The utility model is a front view of the overall structure of a screw delivery mechanism of an automatic screw locking machine.

[0023] Figure 4 The utility model is a top view of the overall structure of a screw delivery mechanism of an automatic screw locking machine.

[0024] In the figure: 1, bottom plate; 2, pusher; 3, mounting seat; 4, mounting plate; 5, nut seat; 6, conveying component; 7, mounting plate; 8, bearing; 9, conveying rod; 10, external thread; 11, positioning end. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the utility model. The same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described in the accompanying drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0026] In the description of the present utility model, it is necessary to understand that the terms "center", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features, and in the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0027] refer to Figures 1 to 4 , a screw delivery mechanism of an automatic screw locking machine, comprising a base plate 1, a pusher 2 and a conveying component 6, wherein the cylinder of the pusher 2 is fixedly connected to the base plate 1 to ensure that the position of the pusher 2 is fixed, and the conveying component 6 is movably connected to the base plate 1 through the push rod of the pusher 2 to provide power for the movement of the conveying component 6, and the conveying component 6 is movably connected to the base plate 1 through a mounting seat 3, and a nut seat 5 on the mounting seat 3 is used to drive the conveying component 6 to rotate, so that the conveying component 6 can rotate while moving forward, and the working principle is similar to that of a screw nut assembly;

[0028] The mounting seat 3 includes a mounting plate 4 and a nut seat 5. The nut seat 5 is connected to the bottom plate 1 through the mounting plate 4. The nut seat 5 on the mounting seat 3 is used to drive the conveying component 6 to rotate, so that the conveying component 6 can rotate while moving forward. The working principle is similar to that of a screw nut assembly.

[0029] The conveying component 6 includes a mounting plate 7, a bearing 8 and a conveying rod 9. The conveying rod 9 is movably connected to the mounting plate 7 through the bearing 8 to ensure that the conveying rod 9 can rotate relative to the mounting plate 7. The mounting plate 7 is connected to the push rod of the pusher 2. The conveying rod 9 is movably connected to the bottom plate 1 through the mounting seat 3. The nut seat 5 on the mounting seat 3 is used to drive the conveying component 6 to rotate, so that the conveying component 6 can rotate while moving forward. The working principle is similar to that of a screw nut assembly.

[0030] The conveying rod 9 includes an external thread 10 and a positioning end 11 , and the pushing member 2 is connected to an external control system for controlling the pushing member 2 to work and stop.

[0031] The conveying rod 9 is movably connected to the mounting plate 4 via the nut seat 5. The conveying rod 9 is separated from the base plate 1. The nut seat 5 on the mounting seat 3 is used to drive the conveying component 6 to rotate, thereby realizing that the conveying component 6 moves forward and rotates at the same time. The working principle is similar to that of a screw nut assembly.

[0032] One end of the conveying rod 9 is movably connected to the mounting plate 7 via a bearing 8 . The mounting plate 7 and the bearing 8 are located on a side of the mounting seat 3 away from the positioning end 11 , so as to ensure that the conveying rod 9 can rotate under the action of the nut seat 5 .

[0033] The external thread 10 is located in the middle of the conveying rod 9, and the external thread 10 is threadedly connected to the nut seat 5 to ensure that the nut seat 5 can drive the conveying rod 9 to rotate. A positioning groove is provided on the positioning end 11 for directly placing the screw. The positioning groove is located on the end face of the conveying rod 9 away from the bearing 8 to facilitate the placement of the screw.

[0034] The cross section of the positioning groove is specifically hexagonal, which is used to match the shape of the screw. The center of the positioning groove is in a straight line with the axis of the conveying rod 9 and the axis of the push rod of the pushing member 2.

[0035] The bearing 8 is located in a groove on the mounting plate 7, for placing the bearing 8 and ensuring that the relative position of the bearing 8 and the mounting plate 7 does not change. The end of the conveying rod 9 is located in the bearing 8. The surface of the mounting plate 7 away from the bearing 8 is screwed to the push rod of the push member 2 to ensure that the mounting plate 7 and the push rod of the push member 2 move synchronously. The mounting plate 7 is located between the push member 2 and the mounting seat 3, and the mounting plate 7 is separated from the base plate 1.

[0036] The positioning end 11 is located at the end of the conveying rod 9 away from the mounting plate 7. The outer contour of the positioning end 11 is specifically circular. The positioning groove of the positioning end 11 passes through the surface of the positioning end 11 away from the mounting plate 7 for convenient placement of screws.

[0037] The nut seat 5 is fixedly connected to the mounting plate 4, and the mounting plate 4 is fixedly connected to the base plate 1, so as to ensure that the nut seat 5 does not move.

[0038] The pushing member 2 is a pneumatic cylinder, an oil cylinder or an electric cylinder, and is used to provide thrust in a linear direction.

[0039] The pushing member 2 is specifically a cylinder, a throttle valve is arranged on the cylinder body of the pushing member 2, an air inlet of the pushing member 2 is connected with the throttle valve, and is used to adjust the speed of the high-pressure gas passing into the pushing member 2, a magnetic ring is arranged on the pushing member 2, and is used to detect whether the push rod of the pushing member 2 has moved into place, and the pushing member 2 specifically has only one push rod.

[0040] The working principle of the utility model is as follows: before starting to use the screw delivery mechanism of an automatic screw locking machine, the screw delivery mechanism of the automatic screw locking machine is installed on the automatic screw locking machine, that is, the bottom plate 1 of the screw delivery mechanism of the automatic screw locking machine is connected to the automatic screw locking machine; when starting to use the screw delivery mechanism of an automatic screw locking machine: the conveying mechanism of the automatic screw locking machine conveys the screw to be tightened to the positioning end 11, that is, the bolt is placed in the positioning groove of the positioning end 11, and then the push rod of the pushing member 2 is extended under the control of the control system of the automatic screw locking machine, and in this process the push rod of the pushing member 2 pushes the conveying member 6 to move, and in this process the mounting plate 7 of the conveying member 6 pushes the conveying rod 9 to move in the direction away from the pushing member 2, and in this process the mounting plate 7 pushes the step at the end of the conveying rod 9 through the bearing 8, thereby pushing the conveying rod 9 to move, and in this process the conveying rod 9 rotates along the nut seat 5, and at the same time the conveying rod 9 drives the screw to move to the locking position, and in this process the conveying rod 9 drives the screw to rotate while When the push rod of the push member 2 reaches the maximum extension distance, the screw is locked. At this time, the magnetic ring in the push member 2 detects that the push rod has moved into place. At this time, a screw locking step is completed. Further, the automatic screw locking machine drives a screw delivery mechanism of an automatic screw locking machine to move a distance, so that the positioning groove of the positioning end 11 is separated from the screw; under the control of the automatic screw locking machine control system, the push member 2 is reset. During this process, the push member 2 pulls the mounting plate 7 to reset. During this process, the mounting plate 7 drives the bearing 8 to reset. The bearing 8 contacts the retaining edge at the end of the conveying rod 9 to drive the conveying rod 9 to reset. During this process, the conveying rod 9 rotates in the opposite direction, thereby driving the conveying component 6 away from the screw and returning to the initial position. Then the automatic screw locking machine places a new screw in the positioning groove of the positioning end 11 again. At the same time, the external transport mechanism moves the parts that have completed the screw locking and places new parts. The control system of the automatic screw locking machine controls the push member 2 to start working again, and the above process is repeated until the work is completed.

[0041] The above contents are further detailed descriptions of the present invention in combination with specific preferred implementations, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. For ordinary technicians in the technical field of the present invention, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as falling within the protection scope of the present invention.

Claims

1. A screw delivery mechanism of an automatic screw locking machine, characterized in that: It comprises a base plate (1), a pushing member (2) and a conveying member (6), wherein the cylinder body of the pushing member (2) is fixedly connected to the base plate (1), the conveying member (6) is movably connected to the base plate (1) via a push rod of the pushing member (2), and the conveying member (6) is movably connected to the base plate (1) via a mounting seat (3); The mounting seat (3) comprises a mounting plate (4) and a nut seat (5), and the nut seat (5) is connected to the base plate (1) via the mounting plate (4); The conveying component (6) comprises a mounting plate (7), a bearing (8) and a conveying rod (9); the conveying rod (9) is movably connected to the mounting plate (7) via the bearing (8); the mounting plate (7) is connected to a push rod of the pusher (2); and the conveying rod (9) is movably connected to the bottom plate (1) via a mounting seat (3); The conveying rod (9) comprises an external thread (10) and a positioning end (11).

2. The screw delivery mechanism of the automatic screw locking machine according to claim 1 is characterized in that: The conveying rod (9) is movably connected to the mounting plate (4) via a nut seat (5), and the conveying rod (9) is separated from the bottom plate (1).

3. The screw delivery mechanism of the automatic screw locking machine according to claim 1 is characterized in that: One end of the conveying rod (9) is movably connected to the mounting plate (7) via a bearing (8); the mounting plate (7) and the bearing (8) are located on a side of the mounting seat (3) away from the positioning end (11).

4. The screw delivery mechanism of the automatic screw locking machine according to claim 1, characterized in that: The external thread (10) is located in the middle of the conveying rod (9), the external thread (10) is threadedly connected to the nut seat (5), and a positioning groove is provided on the positioning end (11), and the positioning groove is located on the end surface of the conveying rod (9) away from the bearing (8).

5. The screw delivery mechanism of the automatic screw locking machine according to claim 4, characterized in that: The cross section of the positioning groove is specifically hexagonal, and the center of the positioning groove is in a straight line with the axis of the conveying rod (9) and the axis of the push rod of the pushing member (2).

6. The screw delivery mechanism of the automatic screw locking machine according to claim 3, characterized in that: The bearing (8) is located in a groove on the mounting plate (7), the end of the conveying rod (9) is located in the bearing (8), the surface of the mounting plate (7) away from the bearing (8) is screw-connected to the push rod of the push member (2), the mounting plate (7) is located between the push member (2) and the mounting seat (3), and the mounting plate (7) is separated from the bottom plate (1).

7. The screw delivery mechanism of the automatic screw locking machine according to claim 4, characterized in that: The positioning end (11) is located at the end of the conveying rod (9) away from the mounting plate (7); the outer contour of the positioning end (11) is specifically circular; and the positioning groove of the positioning end (11) passes through the surface of the positioning end (11) away from the mounting plate (7).

8. The screw delivery mechanism of the automatic screw locking machine according to claim 1, characterized in that: The nut seat (5) is fixedly connected to the mounting plate (4), and the mounting plate (4) is fixedly connected to the base plate (1).

9. The screw delivery mechanism of the automatic screw locking machine according to claim 1, characterized in that: The pushing member (2) is a pneumatic cylinder, an oil cylinder or an electric cylinder.

10. The screw delivery mechanism of the automatic screw locking machine according to claim 9, characterized in that: The pushing member (2) is specifically a cylinder, a throttle valve is arranged on the cylinder body of the pushing member (2), an air inlet of the pushing member (2) is connected to the throttle valve, a magnetic ring is arranged on the pushing member (2), and the pushing member (2) specifically has only one push rod.

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