Ground brush double-end automatic screw driving device

Abstract

The utility model discloses a floor brush double-end automatic screw driving device which comprises a control box, a screw driving device and a screw driving device. The positioning jig is provided with a bayonet corresponding to a moving wheel on the floor brush; the rotary knob jig comprises a telescopic driving motor, two supports connected to the telescopic rod and a rotary driving motor on a second support, the first support is elastically connected to the telescopic rod in a sleeving mode, a vertical frame is arranged on the top of the first support, an abutting-against pipe is arranged on the vertical frame, and the abutting-against pipe and a screwing rod of the rotary driving motor correspond to the moving wheels and the screws respectively. Preliminary positioning of the moving wheel is carried out through the positioning jig, secondary positioning of the moving wheel is carried out through cooperation of the telescopic driving motor and the first support, butt joint of the screwing rod and the screw is carried out synchronously, positioning of the moving wheel and butt joint of the screwing rod and the screw can be achieved through a single motor, and therefore machining efficiency is improved, energy consumption is reduced, and production cost is reduced. And the moving wheels and the ground brush are stably positioned, so that the screw driving quality is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of floor brush manufacturing, in particular to a double-head automatic screw driving device for floor brushes. Background Art

[0002] The general operation process of a common automatic screw driving device is as follows: the moving wheels on the floor brush are positioned, and the screws are pre-tightened. For the above structure positioning, the screwing rod used for screw screwing is docked with the screws, and then the screw driving operation is carried out. In this design, the positioning of the moving wheels, the advancement of the screwing rod and the docking with the screws are driven by multiple driving mechanisms in different time periods, resulting in low processing efficiency. Moreover, the positioning of the moving wheels is unstable, making the screw driving operation have a large resistance. Content of the Utility Model

[0003] The purpose of the utility model is to provide a double-head automatic screw driving device for floor brushes to solve the problems that when a common screw driving device is used, the positioning of the moving wheels, the advancement of the screwing rod and the docking with the screws are driven by multiple driving mechanisms in different time periods, resulting in low processing efficiency, and the positioning of the moving wheels is unstable, making the screw driving operation have a large resistance.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions: A double-head automatic screw driving device for floor brushes, comprising:

[0005] A control box, on which a platform is provided;

[0006] A positioning fixture, on which a bayonet corresponding to the moving wheels on the floor brush is provided;

[0007] A knob fixture, comprising a telescopic driving motor, a second bracket and a first bracket connected to the telescopic rod of the telescopic driving motor, and a rotary driving motor assembled on the second bracket. The first bracket is elastically sleeved on the telescopic rod, and a vertical bracket is provided at its top. A butting pipe is provided on the vertical bracket. The butting pipe and the screwing rod of the rotary driving motor correspond to the moving wheels and the screws respectively.

[0008] As a further description of the above technical solution:

[0009] The positioning fixture is provided with a support surface extending obliquely upward outside the bayonet, and a limiting plate is provided outside the support surface.

[0010] As a further description of the above technical solution:

[0011] A support guide plate corresponding to the first bracket and the second bracket is provided between the positioning fixture and the telescopic driving motor.

[0012] As a further description of the above technical solution:

[0013] The telescopic rod is inserted into the first through hole of the first bracket, and a spring is arranged between the telescopic rod and the first through hole.

[0014] As a further description of the above technical solution:

[0015] A first mounting ring is arranged at the inner end of the telescopic rod, a second mounting ring is arranged at the outer end of the first through hole, and the end parts of the spring are respectively fixed on the first mounting ring and the second mounting ring.

[0016] As a further description of the above technical solution:

[0017] The screwing rod is inserted into the second through hole of the abutting pipe.

[0018] In summary, due to the adoption of the above technical solution, the present utility model has the following

[0019] beneficial effects compared with the prior art:

[0020] The present utility model performs floor brush positioning and preliminary positioning of the moving wheels through a positioning jig, and the telescopic driving motor cooperates with the first bracket to perform secondary positioning of the moving wheels, and synchronously performs the docking of the screwing rod and the screw. Then, the screwing operation is completed through the cooperation of two motors. This device can realize the positioning of the moving wheels and the docking of the screwing rod and the screw through a single motor, thereby improving the processing efficiency, reducing the energy consumption, ensuring the stable positioning of the moving wheels and the floor brush, and guaranteeing the quality of the screwing processing. Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative efforts.

[0022] Figure 1 It is a partial disassembled view of a floor brush.

[0023] Figure 2 It is the front view of a double-headed automatic screwing device for a floor brush.

[0024] Figure 3 It is the side view of the positioning jig in a double-headed automatic screwing device for a floor brush.

[0025] Figure 4 It is the use state of a double-headed automatic screwing device for a floor brush Figure 1 。

[0026] Figure 5 It is the use state of a double-headed automatic screwing device for a floor brush Figure 2。

[0027] Figure 6 It is a front view sectional view of the connection structure between the telescopic rod and the first bracket in a double-headed automatic screw driving device for a floor brush.

[0028] Figure 7 It is a front view sectional view of the connection structure between the screwing rod and the abutting pipe in a double-headed automatic screw driving device for a floor brush.

[0029] Legend:

[0030] 1. Control box; 2. Platform; 21. Support guide plate; 3. Positioning fixture; 31. Bayonet; 32. Limit plate; 4. Telescopic driving motor; 41. Telescopic rod; 42. First mounting ring; 43. Spring; 5. First bracket; 51. Upright frame; 52. Abutting pipe; 53. First through hole; 54. Second mounting ring; 55. Second through hole; 6. Second bracket; 7. Rotating driving motor; 71. Screwing rod; 100. Floor brush; 110. Moving wheel; 120. Screw. Detailed implementation manners

[0031] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0032] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention 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 should not be construed as a limitation of the present invention.

[0033] Please refer to Figures 1-7 , the present invention provides a technical solution: a double-headed automatic screw driving device for a floor brush, including:

[0034] A control box 1, on which a platform 2 is provided;

[0035] A positioning fixture 3, on which a bayonet 31 corresponding to the moving wheel 110 on the floor brush 100 is provided;

[0036] The knob fixture includes a telescopic drive motor 4, a second bracket 6 and a first bracket 5 connected to the telescopic rod 41 of the telescopic drive motor 4, and a rotary drive motor 7 assembled on the second bracket 6. The first bracket 5 is elastically sleeved on the telescopic rod 41, and a vertical bracket 51 is provided at its top. A butt joint pipe 52 is provided on the vertical bracket 51. The butt joint pipe 52 and the screwing rod 71 of the rotary drive motor 7 correspond to the moving wheel 110 and the screw 120 respectively.

[0037] The positioning fixture 3 is provided with a support surface that extends obliquely upward and outward on the outside of the bayonet 31. A limit plate 32 is provided on the outside of the support surface. Through the concave structure around the bayonet 31, when the moving wheel 110 is positioned in the bayonet 31, the overall positioning of the floor brush 100 can be achieved through the cooperation of this concave structure and the limit plate 32.

[0038] A support guide plate 21 corresponding to the first bracket 5 and the second bracket 6 is provided between the positioning fixture 3 and the telescopic drive motor 4, improving the stability and efficiency of the activities of the two brackets, the abutting positioning of the moving wheel 110, and the screwing and assembling of the screw 120.

[0039] The telescopic rod 41 is arranged in the first through hole 53 of the first bracket 5, and a spring 43 is arranged between the telescopic rod 41 and the first through hole 53.

[0040] A first mounting ring 42 is arranged at the inner end of the telescopic rod 41, a second mounting ring 54 is arranged at the outer end of the first through hole 53, and the end parts of the spring 43 are respectively fixed on the first mounting ring 42 and the second mounting ring 54.

[0041] The screwing rod 71 is arranged in the second through hole 55 of the butt joint pipe 52, improving the stability and efficiency of the screwing and assembling of the screw 120.

[0042] The working principle of the double-head automatic screw driving device for the floor brush in this embodiment includes: during use, first position the moving wheel 110 on the floor brush 100, pre-tighten the screw 120 on the moving wheel 110, and operate the telescopic drive motor 4 so that the telescopic rod 41 drives the two brackets and the rotary drive motor 7 to move towards the moving wheel 110 until the first bracket 5 abuts against the outside of the positioning fixture 3 and the butt joint pipe 52 abuts against the moving wheel 110. At this time, as shown in the first usage state; then the telescopic rod 41 continues to move inward, slides in the first through hole 53, the screwing rod 71 penetrates through the second through hole 55 and docks with the screw 120. At this time, the rotary drive motor 7 can be operated, and through the cooperation of the two motors, the screwing of the screw 120 on the moving wheel 110 and the floor brush 100, and the assembly of the moving wheel 110 on the floor brush 100 are completed. At this time, as shown in Figure 4 the first usage state; then the telescopic rod 41 continues to move inward, making it slide in the first through hole 53, the screwing rod 71 penetrates through the second through hole 55 and docks with the screw 120. At this time, the rotary drive motor 7 can be operated, and through the cooperation of the two motors, the screwing of the screw 120 on the moving wheel 110 and the floor brush 100, and the assembly of the moving wheel 110 on the floor brush 100 are completed. At this time, as shown in Figure 5As shown in the second usage state. Of course, in this embodiment, the motor drive mode can also be replaced by common driving devices such as cylinders or hydraulic cylinders.

[0043] In summary, due to the adoption of the above technical solutions, a ground brush double-head automatic screw driving device of this embodiment has the following beneficial effects compared with the prior art:

[0044] The utility model positions the ground brush through a positioning fixture and initially positions the moving wheel. The telescopic drive motor cooperates with the first bracket to perform secondary positioning of the moving wheel, and synchronously docks the screwing rod with the screw. Then, the two motors cooperate to complete the screw driving operation. This device can achieve the positioning of the moving wheel and the docking of the screwing rod with the screw through a single motor, thereby improving the processing efficiency, reducing energy consumption, ensuring stable positioning of the moving wheel and the ground brush, and guaranteeing the quality of the screw driving process.

[0045] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solutions of the utility model and its inventive concept, makes equivalent replacements or changes, and should be covered by the protection scope of the utility model.

Claims

1. A double-headed automatic screw-driving device for a floor brush, characterized in that: include: a control box, on which a platform is arranged; A positioning jig is provided on which a snap-on corresponding to the moving wheel on the floor brush is arranged; The knob fixture comprises a telescopic drive motor, a second bracket connected to a telescopic rod of the telescopic drive motor, a first bracket and a rotary drive motor mounted on the second bracket, wherein the first bracket is elastically sleeved on the telescopic rod, a vertical frame is arranged on the top of the first bracket, an abutment tube is arranged on the vertical frame, and the abutment tube and the screwing rod of the rotary drive motor correspond to the moving wheel and the screw respectively.

2. The double-headed automatic screw-driving device for a floor brush according to claim 1, characterized in that: The positioning fixture is provided with a support surface extending obliquely upward outwardly from the outside of the bayonet, and a limiting plate is provided outside the support surface.

3. The double-headed automatic screw-driving device for a floor brush according to claim 1, characterized in that: A support guide plate corresponding to the first bracket and the second bracket is arranged between the positioning fixture and the telescopic drive motor.

4. The double-headed automatic screw-driving device for a floor brush according to claim 1, characterized in that: The telescopic rod is inserted into the first through hole of the first bracket, and a spring is arranged between the telescopic rod and the first through hole.

5. The double-headed automatic screw-driving device for a floor brush according to claim 4, characterized in that: A first mounting ring is arranged at the inner end of the telescopic rod, a second mounting ring is arranged at the outer end of the first through hole, and the ends of the spring are respectively fixed on the first mounting ring and the second mounting ring.

6. The double-headed automatic screw-driving device for a floor brush according to claim 1, characterized in that: The screw rod is inserted into the second through hole of the abutment tube.

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