Automatic screw locking device

Abstract

The utility model provides an automatic screw locking device which comprises a screwdriver device and a screw feeding mechanism. The screwdriver device comprises a first base, a first air cylinder, a driving motor and a screwdriver, the driving motor and a screw are arranged on the first base, and the first air cylinder and the driving motor are connected with the screwdriver; the screw feeding mechanism comprises a second base, a fixing block and a moving rod are arranged on the second base, a U-shaped groove is formed in the fixing block, an input hole communicated with the U-shaped groove is formed in one side of the fixing block, a penetrating through hole is formed in the other side of the fixing block, the moving rod is arranged in the U-shaped groove, and a guide hole is formed in the side face of the moving rod. Firstly, a moving rod is inserted into a fixing block, a guide hole is aligned with an input hole, a screw enters the guide hole from the input hole, then the moving rod is controlled to enable a through hole to be aligned with the guide hole, a first air cylinder is controlled to push a screwdriver to be inserted from the input hole and push the screw to be inserted into a connecting pipe of a lower cover, and finally a driving motor drives the screwdriver to rotate and lock, so that automatic screw locking is achieved. The production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of automated production, in particular to an automatic screw locking device. Background Art

[0002] With the maturity of mechanical technology, the introduction of automated machinery into production lines has become a major trend to significantly reduce labor costs. Figure 5 A horizontal connecting pipe is arranged on the lower end surface of the lower cover shown in the figure, and the connecting pipe needs to be blocked by locking screws. Currently, the production is in a state of purely manual screw locking, which has high labor intensity and low production efficiency and cannot meet market demand. Utility Model Content

[0003] The utility model provides an automatic screw locking device, aiming to solve the technical problems mentioned in the above technical background.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions: an automatic screw locking device, comprising a screwdriver device and a screw feeding mechanism; the screwdriver device comprises a first base, a first cylinder, a drive motor and a screwdriver, the first cylinder is installed at an end of the first base away from the screw feeding mechanism, the drive motor and the screwdriver are movably arranged on the first base, and the first cylinder and the drive motor are connected to the screwdriver; the screw feeding mechanism comprises a second base, a fixed block, a moving rod and a second cylinder are arranged on the second base, the fixed block is provided with a U-shaped groove along the length direction, an input hole connected to the U-shaped groove is arranged on one side of the fixed block, and a through hole is arranged on the other side of the fixed block, the moving rod is movably arranged in the U-shaped groove, a guide hole is arranged on the side of the moving rod, and the second cylinder is connected to the moving rod.

[0005] Furthermore, the screw feeding mechanism is further provided with a third base, the second base is slidably provided on the third base, the third base is installed with a third cylinder, and the piston rod of the third cylinder is connected to the second base.

[0006] Furthermore, a U-shaped slider is arranged on the first base through a slide rail, the drive motor and the screwdriver are installed on the U-shaped slider, a guide rod is installed on the U-shaped slider, a guide wheel is installed on the side of the second base close to the first base, and the guide rod is placed on the guide wheel.

[0007] Furthermore, an output guide sleeve is installed at the position of the through hole on a side of the fixing block away from the screwdriver.

[0008] Furthermore, an input guide sleeve is installed at the position of the input hole on a side of the fixing block away from the screwdriver.

[0009] Furthermore, buffer cylinders are installed at both ends of the first base.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model discloses an automatic screw locking device with simple structure and reasonable and ingenious design, comprising a screwdriver device and a screw feeding mechanism; the screwdriver device comprises a first base, a first cylinder, a driving motor and a screwdriver, the first cylinder is mounted on one end of the first base away from the screw feeding mechanism, the driving motor and the screwdriver are movably arranged on the first base, and the first cylinder and the driving motor are connected to the screwdriver; the screw feeding mechanism comprises a second base, a fixed block, a moving rod and a second cylinder are arranged on the second base, the fixed block is provided with a U-shaped groove along the length direction, one side of the fixed block is provided with an input hole connected to the U-shaped groove, the other side of the fixed block is provided with a through hole, the moving rod is movably arranged in the U-shaped groove, the side of the moving rod is provided with a guide hole, and the second cylinder is connected to the moving rod. First, the moving rod is inserted into the fixed block so that the guide hole is aligned with the input hole, the screw enters the guide hole from the input hole, and then the moving rod is controlled so that the through hole is aligned with the guide hole, and finally the first cylinder is controlled to push the screwdriver to be inserted from the input hole and push the screw to be inserted into the connecting pipe of the lower cover, and finally the driving motor drives the screwdriver to rotate and lock, so as to realize automatic screw locking and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is a schematic diagram of the overall structure of an automatic screw locking device of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of a screwdriver device of an automatic screw locking device of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of a screw feeding mechanism of an automatic screw locking device of the utility model;

[0016] Figure 4 It is a structural schematic diagram of a moving rod of an automatic screw locking device of the utility model;

[0017] Figure 5 It is a schematic diagram of the lower cover and screw structure.

[0018] Main component symbols

[0019] 10. Screw feeding mechanism; 101. Second base; 1011. Guide wheel; 102. Fixing block; 1021. Input guide sleeve; 1022. Output guide sleeve; 1023. Through hole; 103. Moving rod; 1031. Guide hole; 104. Second cylinder; 105. Third base; 106. Third cylinder;

[0020] 20. Screwdriver device; 201. First base; 202. First cylinder; 203. Driving motor; 204. Screwdriver; 205. U-shaped slider; 2051. Guide rod; 206. Buffer cylinder;

[0021] 30. Lower cover; 301. Screws. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0025] Example

[0026] Reference Figure 5 The lower cover 30 shown has a connecting pipe at the lower end, and the connecting pipe is installed with screws 301.

[0027] Reference Figure 1-4 As shown, the utility model discloses an automatic screw locking device 301, including a screwdriver device 20 and a screw feeding mechanism 10; the screw feeding mechanism 10 is used to transfer the screw 301 to a specified position, and the screwdriver device 20 pushes the screw 301 into the lower cover 30 and tightens it.

[0028] Reference Figure 1-4As shown, the screw feeding mechanism 10 includes a second base 101, on which a fixed block 102, a moving rod 103 and a second cylinder 104 are arranged, the fixed block 102 is provided with a U-shaped groove along the length direction, one side of the fixed block 102 is provided with an input hole connected to the U-shaped groove, the other side of the fixed block 102 is provided with a through hole 1023, the moving rod 103 is movably arranged in the U-shaped groove, a guide hole 1031 is provided on the side of the moving rod 103, and the second cylinder 104 is connected to the moving rod 103. Specifically, firstly, the second cylinder 104 is controlled to push the moving rod 103 into the U-shaped groove so that the guide hole 1031 is aligned with the input hole, and the slotted screw 301 enters the guide hole 1031 from the input hole (the head groove of the slotted screw 301 is in a vertical direction), and the second cylinder 104 is controlled to drive the moving rod 103 to move so that the through hole 1023 is aligned with the guide hole 1031. The screw feeding mechanism 10 is further provided with a third base 105, on which the second base 101 is slidably provided, and the third cylinder 106 is installed on the third base 105, and the piston rod of the third cylinder 106 is connected to the second base 101. When the screw 301 is placed in the guide hole 1031 and aligned with the through hole 1023, the third cylinder 106 is controlled to push the second base 101 toward the side of the lower cover 30. That is, the screw 301 is moved to a position close to the connection pipe of the lower cover 30. In addition, the fixed block 102 is provided with an input guide sleeve 1021 at the position of the input hole away from the side facing the screwdriver 204, and the screw 301 can enter the fixed block 102 from the input guide sleeve 1021, which plays a role in assisting transmission.

[0029] Reference Figure 1-4 As shown, the screwdriver device 20 includes a first base 201, a first cylinder 202, a drive motor 203 and a screwdriver 204. The first cylinder 202 is installed at one end of the first base 201 away from the screw feeding mechanism 10. The drive motor 203 and the screwdriver 204 are movably arranged on the first base 201. The first cylinder 202 and the drive motor 203 are connected to the screwdriver 204. Specifically, a U-shaped slider 205 is arranged on the first base 201 through a slide rail, and the drive motor 203 and the screwdriver 204 are installed on the U-shaped slider 205. The first cylinder 202 is controlled to push The U-shaped slider 205 slides on the first base 201, pushing the screwdriver 204 to insert through the guide hole 1031 from the through hole 1023 and at the same time pushing the screw 301 to insert into the connection pipe of the lower cover 30. The output guide sleeve 1022 is installed at the position of the through hole 1023 on the side of the fixed block 102 away from the screwdriver 204. The output guide sleeve 1022 is aligned with the connection pipe of the lower cover 30, so that the screwdriver 204 pushes the screw 301 through the output guide sleeve 1022 and inserts it into the connection pipe; finally, the driving motor 203 is controlled to rotate, driving the screwdriver 204 to tighten the screw 301 in the connection pipe. That is, the automatic locking of the screw 301 in the connection pipe of the lower cover 30 is completed.

[0030] Furthermore, a guide rod 2051 is installed on the U-shaped slider 205, and a guide wheel 1011 is installed on the side of the second base 101 close to the first base 201. The guide rod 2051 is placed on the guide wheel 1011. Through the cooperation of the guide rod 2051 and the guide wheel 1011, the height of the U-shaped slider 205 and the second base 101 is kept stable, so that the screwdriver 204 is always aligned with the through hole 1023, and the screwdriver 204 is accurately inserted into the through hole 1023.

[0031] In addition, buffer cylinders 206 are installed at both ends of the first base 201 , and the buffer cylinders 206 are used to buffer the two extreme positions of the movement of the U-shaped slider 205 .

[0032] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automatic screw locking device, characterized in that; It includes a screwdriver device and a screw feeding mechanism; the screwdriver device includes a first base, a first cylinder, a drive motor and a screwdriver, the first cylinder is installed at one end of the first base away from the screw feeding mechanism, the drive motor and the screwdriver are movably arranged on the first base, and the first cylinder and the drive motor are connected to the screwdriver; the screw feeding mechanism includes a second base, a fixed block, a moving rod and a second cylinder are arranged on the second base, the fixed block is provided with a U-shaped groove along the length direction, an input hole connected to the U-shaped groove is arranged on one side of the fixed block, and a through hole is arranged on the other side of the fixed block, the moving rod is movably arranged in the U-shaped groove, a guide hole is arranged on the side of the moving rod, and the second cylinder is connected to the moving rod.

2. The automatic screw locking device according to claim 1, characterized in that: The screw feeding mechanism is further provided with a third base, the second base is slidably arranged on the third base, the third base is installed with a third cylinder, and the piston rod of the third cylinder is connected to the second base.

3. The automatic screw locking device according to claim 1, characterized in that: A U-shaped slider is arranged on the first base through a slide rail, the driving motor and the screwdriver are installed on the U-shaped slider, a guide rod is installed on the U-shaped slider, a guide wheel is installed on the side of the second base close to the first base, and the guide rod is placed on the guide wheel.

4. The automatic screw locking device according to claim 1, characterized in that: An output guide sleeve is installed at the position of the through hole on a side of the fixing block away from the screwdriver.

5. The automatic screw locking device according to claim 1, characterized in that: An input guide sleeve is installed at the position of the input hole on a side of the fixing block away from the screwdriver.

6. The automatic screw locking device according to claim 1, characterized in that: Buffer cylinders are installed at both ends of the first base.

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