Bolt and nut assembling device

Abstract

The utility model relates to the technical field of bolt machining, in particular to a bolt and nut assembling device which can automatically rotate and assemble only by simply fixing a bolt and a nut, is convenient to operate and improves practicability. Comprising a bottom table, a rotating motor, a telescopic pipe, a telescopic rod, a mounting head, a bolt sleeve, a hinge frame, a supporting frame, a sleeve base, a nut sleeve, a pressing piece, a blocking head and a second telescopic rod, the middle of the bottom end of the bottom table is connected with the top end of the rotating motor, the output end of the rotating motor is connected with the bottom end of the telescopic pipe, and the inner side of the telescopic pipe is upwards in sliding connection with the outer side of the second telescopic rod; the top end of the hinge frame is movably connected with the left side of the bottom end of the supporting frame, the inner side of the middle of the top end of the supporting frame is connected with the outer side of the sleeve base, and the two sides of the top end in the nut sleeve are each connected with a set of blocking heads. The upper left and right sides of the outer end of the nut sleeve are connected with the inner ends of the pressing pieces respectively.

Description

Technical Field

[0001] The utility model relates to the technical field of bolt processing, in particular to a bolt and nut assembly device. Background Art

[0002] Bolt: A mechanical part, a cylindrical threaded fastener that is matched with a nut. A type of fastener consisting of a head and a screw (a cylinder with external threads), which must be matched with a nut to fasten two parts with through holes. This type of connection is called a bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection.

[0003] During the bolt processing, the corresponding bolt and nut installation is required. For example, the existing bolt and nut assembly platform with Chinese patent publication number CN203228187U, when assembling, put the nut into the regular hexagonal hole of the sleeve, step on the foot switch, the pneumatic motor drives the sleeve to rotate, slowly insert the bolt into the nut threaded hole, and the nut is automatically screwed into the bolt; and different sleeves can be replaced according to different nut sizes to complete the assembly of bolts and nuts of different diameters. The overall flexibility of the platform is improved; the utility model bolt and nut assembly platform has a simple structure, convenient operation, high assembly efficiency, and reduced production costs.

[0004] However, since the device requires manual placement of bolts, the operation is time-consuming and labor-intensive, and is not practical enough. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a bolt and nut assembly device which can be automatically rotated and assembled by simply fixing the bolt and the nut, is easy to operate, and has improved practicality.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a bolt and nut assembly device, including a base, a rotating motor, a telescopic tube, a telescopic rod, a mounting head, a bolt sleeve, a hinge frame, a support frame, a socket, a nut sleeve, a pressing piece, a stopper and two telescopic rods, the middle part of the bottom end of the base is connected to the top end of the rotating motor, the output end of the rotating motor is connected to the bottom end of the telescopic tube, the inner side of the telescopic tube is slidably connected to the outer side of the two telescopic rods upward, the top end of the two telescopic rods is connected to the middle part of the bottom end of the telescopic rod, the middle part of the bottom end of the bolt sleeve is connected to the top end of the mounting head, the mounting head and the telescopic rod are detachably installed, the left side of the top end of the base is connected to the bottom end of the hinge frame, the top end of the hinge frame is movably connected to the left side of the bottom end of the support frame, the inner side of the middle part of the top end of the support frame is connected to the outer side of the socket, a group of stoppers are respectively connected to both sides of the inner top end of the nut sleeve, and the left and right sides of the upper outer end of the nut sleeve are respectively connected to the inner ends of a group of pressing pieces.

[0009] Preferably, it also includes a tightening nut, a tightening screw and a tightening handle, the middle part of the front end of the telescopic rod is connected to the inner end of the tightening nut, the inner wall of the tightening nut is threadedly connected to the outer wall of the tightening screw, and the front end of the tightening screw is connected to the middle part of the rear end of the tightening handle.

[0010] Preferably, it further comprises an oiling nozzle, wherein the upper side of the front end of the telescopic tube is connected to the inner end of the oiling nozzle, and the output of the oiling nozzle is connected to the inner wall of the telescopic tube.

[0011] Preferably, it also includes an oil filling cap, and the outer side of the oil filling nozzle and the inner side of the oil filling cap are detachably mounted.

[0012] Preferably, it also includes a bottom pad, and the right side of the top end of the base is connected to the bottom end of the bottom pad.

[0013] Preferably, it further comprises a handle, and the upper side of the right end of the support frame is connected to the inner end of the handle.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a bolt and nut assembly device, which has the following beneficial effects:

[0016] Select the corresponding bolt sleeve and nut sleeve according to the bolts and nuts to be installed, and install the mounting head of the bolt sleeve inside the telescopic rod. During assembly, first open the support frame, clamp the bolt head inside the bolt sleeve, and then close the support frame under the constraint of the hinge frame, and then clamp the nut inside the nut sleeve from bottom to top, place the nut sleeve inside the sleeve, and fix it by pressing the pressing piece by hand. Then, under the sliding constraint of the telescopic tube and the telescopic rod, lift the bolt with the bolt sleeve, insert the bolt rod into the lower mouth of the nut, and operate the rotating motor to rotate the bolt. With the upper nut fixed by the nut sleeve and the stopper, the telescopic rod 2 slides and lifts in the telescopic tube, and the bolt is rotated and screwed into the nut. Only simple fixation of the bolt and the nut is required for automatic rotation and assembly, which is easy to operate and improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an axial view of the schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 Front view of

[0019] Figure 3 For this utility model Figure 1 The top view of

[0020] Figure 4 For this utility model Figure 1 Right view of .

[0021] Markings in the attached figure: 1. base; 2. rotating motor; 3. telescopic tube; 4. telescopic rod; 5. mounting head; 6. bolt sleeve; 7. hinge frame; 8. support frame; 9. sleeve; 10. nut sleeve; 11. pressing plate; 12. stopper; 13. telescopic rod II; 14. tightening screw sleeve; 15. tightening screw; 16. tightening wrench; 17. oiling nozzle; 18. oiling cap; 19. bottom pad; 20. handle. DETAILED DESCRIPTION

[0022] 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.

[0023] Example

[0024] See also Figure 1-4 , a bolt and nut assembly device comprises a base 1, a rotating motor 2, a telescopic tube 3, a telescopic rod 4, a mounting head 5, a bolt sleeve 6, a hinge frame 7, a support frame 8, a sleeve seat 9, a nut sleeve 10, a pressing piece 11, a stopper 12 and a telescopic rod 13. The middle part of the bottom end of the base 1 is connected to the top of the rotating motor 2, the output end of the rotating motor 2 is connected to the bottom end of the telescopic tube 3, the inner side of the telescopic tube 3 is upwardly slidably connected to the outer side of the telescopic rod 13, the top of the telescopic rod 13 is connected to the middle part of the bottom end of the telescopic rod 4, the middle part of the bottom end of the bolt sleeve 6 is connected to the top of the mounting head 5, the mounting head 5 and the telescopic rod 4 are detachably installed, the left side of the top end of the base 1 is connected to the bottom end of the hinge frame 7, the top of the hinge frame 7 is movably connected to the left side of the bottom end of the support frame 8, the inner side of the middle part of the top end of the support frame 8 is connected to the outer side of the sleeve seat 9, a group of stoppers 12 are respectively connected to both sides of the top end of the nut sleeve 10, The left and right sides of the upper outer end of the female sleeve 10 are respectively connected to the inner ends of a group of pressing plates 11; select the corresponding bolt sleeve 6 and nut sleeve 10 according to the bolts and nuts to be installed, and install the mounting head 5 of the bolt sleeve 6 inside the telescopic rod 4. During assembly, first open the support frame 8, clamp the bolt head inside the bolt sleeve 6, and then close the support frame 8 under the constraint of the hinge frame 7, and then clamp the nut inside the nut sleeve 10 from bottom to top, place the nut sleeve 10 inside the sleeve seat 9, and fix it by pressing the pressing plate 11 by hand. Then, under the sliding constraint of the telescopic tube 3 and the telescopic rod 13, the bolt is driven by the bolt sleeve 6 to lift up, so that the bolt rod is inserted into the lower mouth of the nut, and the rotating motor 2 is operated to rotate the bolt. Under the fixation of the upper nut through the nut sleeve 10 and the stopper 12, the telescopic rod 13 slides and lifts in the telescopic tube 3, and the bolt is rotated and screwed into the nut.

[0025] It also includes a tightening screw sleeve 14, a tightening screw rod 15 and a tightening hand 16. The middle part of the front end of the telescopic rod 4 is connected to the inner end of the tightening screw sleeve 14, the inner wall of the tightening screw sleeve 14 is screwed and connected to the outer wall of the tightening screw rod 15, and the front end of the tightening screw 15 is connected to the middle part of the rear end of the tightening hand 16. After the installation head 5 is installed in the telescopic rod 4, the tightening screw rod 15 can be rotated by screwing the tightening hand 16. The tightening screw 15 can act inward on the installation head 5 to tighten it by screwing with the tightening screw sleeve 14, so that the installation head 5 is installed and fixed in the telescopic rod 4, thereby improving reliability.

[0026] It also includes an oiling nozzle 17, the upper side of the front end of the telescopic tube 3 is connected to the inner end of the oiling nozzle 17, and the output of the oiling nozzle 17 is connected to the inner wall of the telescopic tube 3; oil can be injected into the inner wall of the telescopic tube 3 through the oiling nozzle 17, which is convenient for lubrication and maintenance.

[0027] It also includes an oil filling cap 18, and the outer side of the oil filling nozzle 17 and the inner side of the oil filling cap 18 are detachably mounted; after the oil filling cap 18 is mounted on the outer side of the oil filling nozzle 17, the inside of the oil filling nozzle 17 can be sealed and protected to improve reliability.

[0028] It also includes a bottom pad 19, and the right side of the top of the base 1 is connected to the bottom of the bottom pad 19; the bottom pad 19 can provide contact and buffering for the support frame 8 when it is closed downward, thereby avoiding bumps and improving reliability.

[0029] The supporting frame 8 further comprises a handle 20, and the upper side of the right end of the supporting frame 8 is connected to the inner end of the handle 20; by holding the handle 20, the supporting frame 8 can be opened and closed conveniently, thereby improving convenience.

[0030] In summary, when the bolt and nut assembly device is in use, the corresponding bolt sleeve 6 and nut sleeve 10 are selected according to the bolts and nuts to be installed, and the mounting head 5 of the bolt sleeve 6 is installed inside the telescopic rod 4. After the mounting head 5 is installed in the telescopic rod 4, the tightening screw 16 is turned to rotate the tightening screw 15, and the tightening screw 15 is screwed with the tightening screw sleeve 14 to act inward on the mounting head 5 to tighten it, so that the mounting head 5 is installed and fixed in the telescopic rod 4. When assembling, first hold the handle 20 to open the support frame 8, clamp the bolt head inside the bolt sleeve 6, and then close the support frame 8 under the constraint of the hinge frame 7 through the bottom pad 19 for buffering, and then tighten the nut from the bottom. The upper clamp is inside the nut sleeve 10, and the nut sleeve 10 is placed inside the sleeve seat 9, and the pressing piece 11 is fixed by hand. Then, under the sliding constraint of the telescopic tube 3 and the telescopic rod 13, the bolt sleeve 6 drives the bolt to be lifted, so that the bolt rod is inserted into the lower mouth of the nut, and the rotating motor 2 is operated to rotate the bolt. With the upper nut fixed by the nut sleeve 10 and the stopper 12, the telescopic rod 13 slides and lifts in the telescopic tube 3, and the bolt is rotated and screwed into the nut. In addition, oil can be injected into the inner wall of the telescopic tube 3 through the oiling nozzle 17, which is convenient for lubrication and maintenance. After the oiling cap 18 is installed on the outside of the oiling nozzle 17, the inside of the oiling nozzle 17 can be sealed and protected to improve reliability.

[0031] The rotating motor 2 is a well-known device purchased directly from the market by technicians in this field. We only use it here without making any structural or functional improvements to it, so we will not go into details here.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bolt and nut assembly device, characterized in that: The invention comprises a base (1), a rotating motor (2), a telescopic tube (3), a telescopic rod (4), a mounting head (5), a bolt sleeve (6), a hinge frame (7), a support frame (8), a sleeve seat (9), a nut sleeve (10), a pressing plate (11), a stopper head (12) and a second telescopic rod (13), wherein the middle part of the bottom end of the base (1) is connected to the top end of the rotating motor (2), the output end of the rotating motor (2) is connected to the bottom end of the telescopic tube (3), the inner side of the telescopic tube (3) is upwardly slidably connected to the outer side of the second telescopic rod (13), and the top end of the second telescopic rod (13) is connected to the telescopic rod (13). The middle part of the bottom end of the rod (4) is connected, the middle part of the bottom end of the bolt sleeve (6) is connected to the top end of the mounting head (5), the mounting head (5) and the telescopic rod (4) are detachably mounted, the left side of the top end of the base (1) is connected to the bottom end of the hinge frame (7), the top end of the hinge frame (7) is movably connected to the left side of the bottom end of the support frame (8), the inner side of the middle part of the top end of the support frame (8) is connected to the outer side of the sleeve seat (9), the top ends of the nut sleeve (10) are respectively connected to a group of stoppers (12) on both sides, and the left and right sides of the upper outer end of the nut sleeve (10) are respectively connected to the inner ends of a group of pressing plates (11).

2. The bolt and nut assembly device according to claim 1, characterized in that: It also comprises a tightening screw sleeve (14), a tightening screw rod (15) and a tightening handle (16); the middle part of the front end of the telescopic rod (4) is connected to the inner end of the tightening screw sleeve (14); the inner wall of the tightening screw sleeve (14) is screwed to the outer wall of the tightening screw rod (15); the front end of the tightening screw rod (15) is connected to the middle part of the rear end of the tightening handle (16).

3. The bolt and nut assembly device according to claim 1, characterized in that: It also includes an oiling nozzle (17), the upper side of the front end of the telescopic tube (3) is connected to the inner end of the oiling nozzle (17), and the output of the oiling nozzle (17) is connected to the inner wall of the telescopic tube (3).

4. The bolt and nut assembly device according to claim 3, characterized in that: It also comprises an oil filling cap (18), and the outer side of the oil filling nozzle (17) and the inner side of the oil filling cap (18) are detachably mounted.

5. The bolt and nut assembly device according to claim 1, characterized in that: It also includes a bottom pad (19), and the right side of the top end of the base platform (1) is connected to the bottom end of the bottom pad (19).

6. The bolt and nut assembly device according to claim 1, characterized in that: It also comprises a handle (20), and the upper side of the right end of the support frame (8) is connected to the inner end of the handle (20).

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