A nut tightening machine nut retracting mechanism

Abstract

The utility model discloses a nut retracting mechanism of a nut tightening machine, comprising a first sleeve, an output end of the second motor fixedly connected to a threaded rod, an outer surface of the threaded rod threadedly connected to a threaded sleeve, an outer surface of the threaded sleeve fixedly connected to a first connecting block, an interior of the first connecting block rotatably connected to a connecting rod, an interior of the second sleeve fixedly connected to a third baffle, an interior of the third baffle being provided with a sliding groove, an interior of the third baffle being rotatably connected to a limited block, by starting the second motor, the second motor drives the threaded rod to rotate, the rotation of the threaded rod drives the threaded sleeve to slide, the sliding of the threaded sleeve drives the connecting rod to rotate, the rotation of the connecting rod drives the second connecting block to slide, the sliding of the second connecting block drives the fixing plate to slide, so as to achieve the effect of fixing nuts of different sizes, and the utility model also has the advantages of simple operation, not easy to loosen when fixed, saving operation time and improving work efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of nut tightening machines, in particular to a nut retracting mechanism of a nut tightening machine. Background Art

[0002] In the modern mechanical processing and assembly industry, the nut tightening machine plays a vital role. It not only ensures the quality and efficiency of production assembly, but also affects the final performance of the product. The nut tightening machine plays an important role in modern industrial production. This not only improves production efficiency and product quality, but also provides great convenience for operators.

[0003] When the nut needs to be removed, the matching wrench socket needs to be installed first. The production of wrench sockets of multiple sizes will increase the waste of resources and production costs. The carrying of wrench sockets of multiple sizes will accelerate the consumption of physical strength of the operators. To solve this problem, the existing mechanism controls six positioning plates to fit the surface of the nut respectively, and the inclined surfaces of two inclined plates are engaged to prevent the positioning plates from sliding. This operation method is more troublesome, and the positioning plate is placed in the covering tube, which is not convenient to push. The fixing plate is easy to slide when fixed, affecting the efficiency of the operation. After searching, it was found that the technical solution provided by the utility model with application number CN202321239582.X also has the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a nut retracting mechanism for a nut tightening machine. By starting a second motor, the second motor drives a threaded rod to rotate, the rotation of the threaded rod drives a threaded sleeve to slide, the sliding of the threaded sleeve drives a connecting rod to rotate, the rotation of the connecting rod drives a second connecting block to slide, and the sliding of the second connecting block drives a fixing plate to slide, thereby achieving the effect of fixing nuts of different sizes, and also having the advantages of simple operation, not easy to loosen when fixed, saving operation time, and improving work efficiency.

[0005] The utility model also provides a nut tightening machine nut retracting mechanism, comprising a first sleeve, a first baffle fixedly connected to the interior of the first sleeve, a first motor fixedly connected to the upper surface of the first baffle, a rotating shaft fixedly connected to the output end of the first motor, and a second sleeve fixedly connected to the lower end of the rotating shaft;

[0006] A second baffle is fixedly connected to the interior of the second sleeve, a second motor is fixedly connected to the upper surface of the second baffle, a threaded rod is fixedly connected to the output end of the second motor, a threaded sleeve is threadedly connected to the outer surface of the threaded rod, a first connecting block is fixedly connected to the outer surface of the threaded sleeve, a connecting rod is rotatably connected to the interior of the first connecting block, an end of the connecting rod away from the first connecting block is fixedly connected to the second connecting block, a fixing plate is fixedly connected to the lower surface of the second connecting block, a third baffle is fixedly connected to the interior of the second sleeve, a slide groove is provided inside the third baffle, and the interior of the third baffle is rotatably connected to a limiting block.

[0007] According to the nut retracting mechanism of a nut tightening machine, the upper surface of the fixing plate is slidably connected to the third baffle plate.

[0008] According to the nut retracting mechanism of a nut tightening machine, the upper end of the limit block is fixedly connected to the threaded rod, and the lower surface of the threaded rod is rotatably connected to the third baffle.

[0009] According to the nut retracting mechanism of a nut tightening machine, the outer surface of the rotating shaft is rotatably connected to the first baffle, and the outer surface of the threaded rod is rotatably connected to the second baffle.

[0010] According to the nut retracting mechanism of a nut tightening machine, the outer surface of the second sleeve is rotatably connected to the first sleeve, and the upper surface of the second sleeve is rotatably connected to the first baffle.

[0011] According to the nut retracting mechanism of a nut tightening machine, the side surface of the second connecting block is slidably connected to the slide groove, and the number of the slide grooves is six and distributed in a circular array.

[0012] According to the nut retracting mechanism of a nut tightening machine, the number of the connecting rods is six and they are distributed in a circular array, and the number of the second connecting blocks is six and they are distributed in a circular array.

[0013] According to the nut retracting mechanism of a nut tightening machine, the first motor and the second motor are both electrically connected to an external power supply.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is an overall structural diagram of a nut-retracting mechanism of a nut tightening machine of the utility model;

[0017] Figure 2 This is a sectional view of the overall structure of a nut retracting mechanism of a nut tightening machine according to the utility model;

[0018] Figure 3 It is a partial structural diagram of a nut retracting mechanism of a nut tightening machine of the utility model;

[0019] Figure 4 The utility model is a partial structural diagram of a nut retracting mechanism of a nut tightening machine.

[0020] Legend:

[0021] 1. First sleeve; 2. First baffle; 3. First motor; 4. Rotating shaft; 5. Second sleeve; 6. Second baffle; 7. Second motor; 8. Threaded rod; 9. Threaded sleeve; 10. First connecting block; 11. Connecting rod; 12. Second connecting block; 13. Fixed plate; 14. Third baffle; 15. Slide groove; 16. Limit block. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment provides a nut tightening machine nut retracting mechanism, which includes a first sleeve 1, a first baffle 2 is fixedly connected to the interior of the first sleeve 1, a first motor 3 is fixedly connected to the upper surface of the first baffle 2, a rotating shaft 4 is fixedly connected to the output end of the first motor 3, the outer surface of the rotating shaft 4 is rotatably connected to the first baffle 2, a second sleeve 5 is fixedly connected to the lower end of the rotating shaft 4, the outer surface of the second sleeve 5 is rotatably connected to the first sleeve 1, and the upper surface of the second sleeve 5 is rotatably connected to the first baffle 2.

[0024] The second sleeve 5 is fixedly connected to the inside of the second baffle 6, the upper surface of the second baffle 6 is fixedly connected to the second motor 7, the output end of the second motor 7 is fixedly connected to the threaded rod 8, the outer surface of the threaded rod 8 is rotatably connected to the second baffle 6, the lower surface of the threaded rod 8 is rotatably connected to the third baffle 14, the outer surface of the threaded rod 8 is threadedly connected to the threaded sleeve 9, the outer surface of the threaded sleeve 9 is fixedly connected to the first connecting block 10, the inside of the first connecting block 10 is rotatably connected to the connecting rod 11, the number of the connecting rods 11 is six and they are distributed in a circular array, the end of the connecting rod 11 away from the first connecting block 10 is fixedly connected to the second connecting block 12, the second connecting block 12 There are six of them and they are distributed in a circular array. The lower surface of the second connecting block 12 is fixedly connected to a fixing plate 13. The interior of the second sleeve 5 is fixedly connected to a third baffle 14. The upper surface of the fixing plate 13 is slidably connected to the third baffle 14. A slide groove 15 is arranged inside the third baffle 14. There are six of them and they are distributed in a circular array. The side surface of the second connecting block 12 is slidably connected to the slide groove 15. The side surface of the second connecting block 12 is slidably connected to the slide groove 15. The interior of the third baffle 14 is rotatably connected to a limiting block 16. The upper end of the limiting block 16 is fixedly connected to the threaded rod 8. The first motor 3 and the second motor 7 are both electrically connected to an external power supply.

[0025] Working principle: by starting the second motor 7, the second motor 7 drives the threaded rod 8 to rotate, the rotation of the threaded rod 8 drives the threaded sleeve 9 to slide, the sliding of the threaded sleeve 9 drives the connecting rod 11 to rotate, the rotation of the connecting rod 11 drives the second connecting block 12 to slide, the sliding of the second connecting block 12 drives the fixed plate 13 to slide, so as to achieve the effect of fixing nuts of different sizes. After fixing the nuts, start the first motor 3, the first motor 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 rotates the second sleeve 5, the second sleeve 5 rotates and drives the fixed plate 13 to rotate, and the fixed plate 13 rotates to remove the nut.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A nut tightening machine nut retracting mechanism, characterized in that: include: A first sleeve (1), wherein a first baffle (2) is fixedly connected inside the first sleeve (1), a first motor (3) is fixedly connected to the upper surface of the first baffle (2), a rotating shaft (4) is fixedly connected to the output end of the first motor (3), and a second sleeve (5) is fixedly connected to the lower end of the rotating shaft (4); A second baffle (6) is fixedly connected inside the second sleeve (5), a second motor (7) is fixedly connected to the upper surface of the second baffle (6), a threaded rod (8) is fixedly connected to the output end of the second motor (7), a threaded sleeve (9) is threadedly connected to the outer surface of the threaded rod (8), a first connecting block (10) is fixedly connected to the outer surface of the threaded sleeve (9), a connecting rod (11) is rotatably connected inside the first connecting block (10), an end of the connecting rod (11) away from the first connecting block (10) is fixedly connected to the second connecting block (12), a fixing plate (13) is fixedly connected to the lower surface of the second connecting block (12), a third baffle (14) is fixedly connected inside the second sleeve (5), a sliding groove (15) is provided inside the third baffle (14), and the third baffle (14) is rotatably connected to a limiting block (16) inside.

2. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The upper surface of the fixing plate (13) is slidably connected to the third baffle plate (14).

3. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The upper end of the limit block (16) is fixedly connected to the threaded rod (8), and the lower surface of the threaded rod (8) is rotatably connected to the third baffle (14).

4. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The outer surface of the rotating shaft (4) is rotatably connected to the first baffle (2), and the outer surface of the threaded rod (8) is rotatably connected to the second baffle (6).

5. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The outer surface of the second sleeve (5) is rotatably connected to the first sleeve (1), and the upper surface of the second sleeve (5) is rotatably connected to the first baffle (2).

6. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The side surface of the second connection block (12) is slidably connected to the slide grooves (15), and the number of the slide grooves (15) is six and they are distributed in a circumferential array.

7. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The number of the connecting rods (11) is six and they are distributed in a circular array, and the number of the second connecting blocks (12) is six and they are distributed in a circular array.

8. A nut-retracting mechanism for a nut tightening machine according to claim 1, characterized in that: The first motor (3) and the second motor (7) are both electrically connected to an external power source.

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