Automatic screw tightening device

Abstract

The utility model discloses an automatic screw tightening device, and relates to the technical field of automatic screw tightening. The automatic screw turning device comprises an automatic screw turning machine, a connecting frame is arranged at the top of the automatic screw turning machine, a positioning mechanism is arranged on one side of the connecting frame, and a switching mechanism is arranged at the top of the automatic screw turning machine. According to the automatic screw tightening device, through the arrangement of the fixing disc, when tool bits need to be replaced quickly, a sliding sleeve is shifted upwards at first, at the moment, a spring is compressed, a square block rises from the interiors of a clamping groove and a rotating disc, then the rotating disc is rotated, a plurality of screwdriver blades rotate along with the rotating disc, the screwdriver blades are convenient to replace, and when the appropriate screwdriver blades are replaced, the sliding sleeve is loosened, and the screwdriver blades are tightened. And at the moment, tension of a spring enables a sliding sleeve to drive a square block to be inserted into a limiting groove from the interior of a rotating groove and then enter a clamping groove, the electric screwdriver can conveniently drive the sliding sleeve and the screwdriver head to rotate, and the screwdriver head can be conveniently and rapidly replaced through the device.

Description

Technical Field

[0001] The utility model belongs to the technical field of automatic screw tightening, and in particular relates to an automatic screw tightening device. Background Art

[0002] Automated screw tightening is usually achieved through an automatic screw machine, which is a device that uses electric power as a power source and completes the screw fixing of various products through automatic feeding, automatic threading, and automatic locking.

[0003] The above-mentioned device does not have a structure for quickly replacing the tool head when in use, so that when the screwdriver head is replaced in the prior art, it is necessary to use an external tool to release the fixation and then disassemble it for replacement. The replacement process is relatively cumbersome and inconvenient to use. Based on the deficiencies of the existing technology, the utility model designs an automatic screw tightening device. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides an automatic screw-tightening device, which has the feature of rapid replacement of the cutter head.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic screw-tightening device, comprising an automatic screw-tightening machine, a connection frame is arranged on the top of the automatic screw-tightening machine, a positioning mechanism is arranged on one side of the connection frame, and a switching mechanism is arranged on the top of the automatic screw-tightening machine;

[0006] A switching mechanism, the switching mechanism includes a fixed disk, a rotating groove, a rotating disk, a connecting disk, a limiting groove, a screwdriver head, a limiting disk and a card slot, the fixed disk is arranged on the top of the automatic screw tightening machine, the upper surface of the fixed disk is provided with a rotating groove, the lower surface of the fixed disk is provided with a rotating disk, the upper surface of the rotating disk is fixedly connected to the connecting disk, the lower surface of the rotating disk is provided with a limiting groove, the lower surface of the rotating disk is provided with a screwdriver head, the upper surface of the screwdriver head is fixedly connected to the limiting disk, and the upper surface of the limiting disk is provided with a card slot.

[0007] As a preferred technical solution of an automatic screw-tightening device of the utility model, a slide groove is provided on one side of the automatic screw-tightening machine, a supporting platform is provided on the upper surface of the automatic screw-tightening machine, and a feeder is provided on the upper surface of the automatic screw-tightening machine.

[0008] As an optimal technical solution for an automated screw-tightening device of the utility model, a connecting strip is provided on one side of the connecting frame, a slide is provided on the top of the connecting frame, a positioning plate is fixedly connected to one side of the slide, a positioning block is fixedly connected to one side of the slide, and a chain is provided on one side of the slide.

[0009] As a preferred technical solution of an automated screw-tightening device of the utility model, the positioning mechanism includes an electric screwdriver, a square rod, a sliding sleeve and a square block. The electric screwdriver is arranged on one side of the slide, and a square rod is arranged on the lower surface of the electric screwdriver. The outer surface of the square rod is slidably sleeved with a sliding sleeve, and the lower surface of the sliding sleeve is fixedly connected with a square block.

[0010] As a preferred technical solution of an automated screw-tightening device of the utility model, the positioning mechanism further comprises a connecting groove and a spring, wherein the connecting groove is provided on the upper surface of the sliding sleeve, and the spring is movably clamped inside the connecting groove.

[0011] As a preferred technical solution of an automated screw-tightening device of the utility model, the fixing plate is fixedly connected to one side of the positioning block, and the rotating groove is provided at the bottom of the positioning block.

[0012] As a preferred technical solution of an automated screw-tightening device of the utility model, the connecting disk is rotatably connected to the inside of the fixed disk, and the screwdriver head is rotatably connected to the inside of the limiting groove.

[0013] As a preferred technical solution of an automated screw-tightening device of the utility model, the sliding sleeve is slidably connected to the inside of the rotating groove, and the square block is movably inserted into the inside of the card slot.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. When the utility model is in use, by setting a fixed disk, when it is necessary to quickly replace the cutter head, first push the sliding sleeve upwards, then the spring is compressed, the square block rises from the inside of the card slot and the turntable, and then the turntable is rotated to make multiple screwdriver heads rotate accordingly, which is convenient for replacing the screwdriver head. When replacing to a suitable screwdriver head, release the sliding sleeve, and at this time the tension of the spring causes the sliding sleeve to drive the square block from the inside of the rotating groove to the inside of the limiting groove, and then enter the inside of the card slot, which is convenient for the electric screwdriver to drive the sliding sleeve and the screwdriver head to rotate. The device is convenient for quickly replacing the cutter head. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a structural schematic diagram of the automatic screw tightening machine of the utility model;

[0018] Figure 2 This is a schematic diagram of the connection frame structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the electric screwdriver structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the switching mechanism structure of the utility model.

[0022] In the figure: 1. automatic screw tightening machine; 101. slide; 102. bearing platform; 103. feeder; 2. connecting frame; 201. connecting strip; 202. slide; 203. positioning plate; 204. positioning block; 205. chain; 3. positioning mechanism; 301. electric screwdriver; 302. square rod; 303. sliding sleeve; 304. square block; 305. connecting groove; 306. spring; 4. switching mechanism; 401. fixed plate; 402. rotating groove; 403. rotating plate; 404. connecting plate; 405. limiting groove; 406. screwdriver head; 407. limiting plate; 408. slot. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only 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 creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides the following technical solutions: an automatic screwing device, comprising an automatic screwing machine 1, a connection frame 2 is arranged on the top of the automatic screwing machine 1, a positioning mechanism 3 is arranged on one side of the connection frame 2, and a switching mechanism 4 is arranged on the top of the automatic screwing machine 1;

[0025] A slide groove 101 is provided on one side of the automatic screw-tightening machine 1 , a bearing platform 102 is provided on the upper surface of the automatic screw-tightening machine 1 , and a feeder 103 is provided on the upper surface of the automatic screw-tightening machine 1 .

[0026] A connecting bar 201 is provided on one side of the connecting frame 2, a slide 202 is provided on the top of the connecting frame 2, a positioning plate 203 is fixedly connected to one side of the slide 202, a positioning block 204 is fixedly connected to one side of the slide 202, and a chain 205 is provided on one side of the slide 202.

[0027] What needs to be further explained is that: a carrying platform 102 is arranged on the top of the automatic screw-tightening machine 1, and the carrying platform 102 is arranged to facilitate the placement of workpieces; a feeder 103 is arranged on the top of the automatic screw-tightening machine 1, and the feeder 103 is arranged to facilitate the placement of screws; a connecting frame 2 is arranged on the top of the automatic screw-tightening machine 1, and a slide 202 is arranged on the top of the connecting frame 2, and the positioning mechanism 3 is convenient to install; a switching mechanism 4 is arranged at the bottom of the positioning mechanism 3, and the switching mechanism 4 is arranged to facilitate the quick replacement of the tool head.

[0028] See also Figure 3-5 , the utility model provides the following technical solutions:

[0029] The switching mechanism 4 includes a fixed disk 401, a rotating groove 402, a rotating disk 403, a connecting disk 404, a limiting groove 405, a screwdriver head 406, a limiting disk 407 and a card slot 408. The fixed disk 401 is arranged on the top of the automatic screw tightening machine 1. The upper surface of the fixed disk 401 is provided with a rotating groove 402, the lower surface of the fixed disk 401 is provided with a rotating disk 403, the upper surface of the rotating disk 403 is fixedly connected with the connecting disk 404, the lower surface of the rotating disk 403 is provided with a limiting groove 405, the lower surface of the rotating disk 403 is provided with a screwdriver head 406, the upper surface of the screwdriver head 406 is fixedly connected with the limiting disk 407, and the upper surface of the limiting disk 407 is provided with a card slot 408.

[0030] The positioning mechanism 3 includes an electric screwdriver 301, a square rod 302, a sliding sleeve 303 and a square block 304. The electric screwdriver 301 is arranged on one side of the slide 202. The lower surface of the electric screwdriver 301 is provided with a square rod 302. The outer surface of the square rod 302 is slidably sleeved with the sliding sleeve 303. The lower surface of the sliding sleeve 303 is fixedly connected with the square block 304.

[0031] The positioning mechanism 3 further comprises a connecting groove 305 and a spring 306 . The connecting groove 305 is provided on the upper surface of the sliding sleeve 303 , and the spring 306 is movably engaged inside the connecting groove 305 .

[0032] The fixing plate 401 is fixedly connected to one side of the positioning block 204 , and the rotating groove 402 is opened at the bottom of the positioning block 204 .

[0033] The connecting disk 404 is rotatably connected to the interior of the fixing disk 401 , and the screwdriver head 406 is rotatably connected to the interior of the limiting groove 405 .

[0034] The sliding sleeve 303 is slidably connected to the inside of the rotating groove 402 , and the square block 304 is movably inserted into the inside of the card slot 408 .

[0035] What needs to be further explained is: first, push the sleeve 303 upwards, at this time the spring 306 is compressed, the square block 304 rises from the inside of the slot 408 and the turntable 403, then rotate the turntable 403, so that multiple screwdriver heads 406 rotate accordingly, which is convenient for replacing the screwdriver heads 406. When replacing to a suitable screwdriver head 406, release the sleeve 303. At this time, the tension of the spring 306 makes the sleeve 303 drive the square block 304 from the inside of the rotating slot 402 to the inside of the limiting slot 405, and then enter the inside of the slot 408, so that the electric screwdriver 301 can drive the sleeve 303 and the screwdriver head 406 to rotate.

[0036] Working principle: When an automatic screw-tightening device is used, first, a bearing platform 102 is arranged on the top of the automatic screw-tightening machine 1, and the bearing platform 102 is arranged to facilitate the placement of workpieces. A feeder 103 is arranged on the top of the automatic screw-tightening machine 1, and the feeder 103 is arranged to facilitate the placement of screws. A connecting frame 2 is arranged on the top of the automatic screw-tightening machine 1, and a slide 202 is arranged on the top of the connecting frame 2, and the positioning mechanism 3 is installed by arranging the slide 202. A switching mechanism 4 is arranged at the bottom of the positioning mechanism 3, and the switching mechanism 4 is arranged to facilitate the rapid replacement of the cutter head;

[0037] When the tool head needs to be replaced quickly, first push the sliding sleeve 303 upwards, then the spring 306 is compressed, the square block 304 rises from the inside of the slot 408 and the turntable 403, then rotate the turntable 403, so that multiple screwdriver heads 406 rotate accordingly, which is convenient for replacing the screwdriver heads 406. When replacing to a suitable screwdriver head 406, release the sliding sleeve 303. At this time, the tension of the spring 306 makes the sliding sleeve 303 drive the square block 304 from the inside of the rotating groove 402 to the inside of the limiting groove 405, and then enter the inside of the slot 408, so that the electric screwdriver 301 can drive the sliding sleeve 303 and the screwdriver head 406 to rotate. The device is convenient for quickly replacing tool heads.

[0038] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automated screw-tightening device, comprising an automated screw-tightening machine (1), characterized in that: A connection frame (2) is provided on the top of the automatic screw-tightening machine (1), a positioning mechanism (3) is provided on one side of the connection frame (2), and a switching mechanism (4) is provided on the top of the automatic screw-tightening machine (1); A switching mechanism (4), the switching mechanism (4) comprising a fixed disk (401), a rotating groove (402), a rotating disk (403), a connecting disk (404), a limiting groove (405), a screwdriver head (406), a limiting disk (407) and a clamping groove (408), the fixed disk (401) being arranged on the top of the automatic screw-tightening machine (1), the upper surface of the fixed disk (401) being provided with a rotating groove (402), the lower surface of the fixed disk (401) being provided with a rotating disk (403), the upper surface of the rotating disk (403) being fixedly connected to the connecting disk (404), the lower surface of the rotating disk (403) being provided with a limiting groove (405), the lower surface of the rotating disk (403) being provided with a screwdriver head (406), the upper surface of the screwdriver head (406) being fixedly connected to the limiting disk (407), and the upper surface of the limiting disk (407) being provided with a clamping groove (408).

2. An automated screw-tightening device according to claim 1, characterized in that: A slide groove (101) is provided on one side of the automatic screw-tightening machine (1), a bearing platform (102) is provided on the upper surface of the automatic screw-tightening machine (1), and a feeder (103) is provided on the upper surface of the automatic screw-tightening machine (1).

3. The automatic screw-tightening device according to claim 1, characterized in that: A connecting strip (201) is provided on one side of the connecting frame (2), a slide (202) is provided on the top of the connecting frame (2), a positioning plate (203) is fixedly connected to one side of the slide (202), a positioning block (204) is fixedly connected to one side of the slide (202), and a chain (205) is provided on one side of the slide (202).

4. The automatic screw-tightening device according to claim 1, characterized in that: The positioning mechanism (3) comprises an electric screwdriver (301), a square rod (302), a sliding sleeve (303) and a square block (304); the electric screwdriver (301) is arranged on one side of the slide table (202); the lower surface of the electric screwdriver (301) is provided with a square rod (302); the outer surface of the square rod (302) is slidably sleeved with a sliding sleeve (303); and the lower surface of the sliding sleeve (303) is fixedly connected with the square block (304).

5. The automatic screw-tightening device according to claim 1, characterized in that: The positioning mechanism (3) further comprises a connecting groove (305) and a spring (306); the connecting groove (305) is provided on the upper surface of the sliding sleeve (303); and the spring (306) is movably engaged inside the connecting groove (305).

6. The automatic screw-tightening device according to claim 1, characterized in that: The fixed plate (401) is fixedly connected to one side of the positioning block (204), and the rotating groove (402) is opened at the bottom of the positioning block (204).

7. An automated screw-tightening device according to claim 1, characterized in that: The connecting disk (404) is rotatably connected to the interior of the fixing disk (401), and the screwdriver head (406) is rotatably connected to the interior of the limiting groove (405).

8. An automated screw-tightening device according to claim 4, characterized in that: The sliding sleeve (303) is slidably connected to the interior of the rotating groove (402), and the square block (304) is movably inserted into the interior of the card slot (408).

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