Adjustable limiting structure

Abstract

The utility model discloses an adjustable limiting structure which comprises a main body support, the main body support is of a U-shaped structure, a mounting plate is connected to the lower portion of the inner side of the main body support, a mounting hole is formed in the middle of the mounting plate, a mounting groove is formed in the upper portion of the side wall of the main body support, and an upper beam is arranged at the upper end of the side wall of the main body support. A rotating seat is arranged on the inner side of the body support, the side walls of the two ends of the rotating seat are connected with the body support through locking bolts, second gaskets and second locking nuts, a threaded hole is formed in the side wall of one end of the rotating seat, the inner side of the threaded hole is in threaded connection with a connecting lead screw, and the front end of the connecting lead screw is connected with a limiting block. And the outer side of the tail end of the connecting screw rod is in threaded connection with a first locking nut. The adjustable angle adjusting device realizes the functions of adjusting the position and adjusting the angle.

Description

TECHNICAL FIELD

[0001] The utility model relates to excavator technical field, specifically is a kind of adjustable limit structure. BACKGROUND

[0002] In the production and processing in the field of mechanical engineering, often need to use, install limiting device, because the process of installation exists error, many times in the installation requirement is higher, limiting device needs to adjust position, carries out on-site welding fixation, this installation mode is lower in efficiency, there is security risk, it is not conducive to mass production, and most of the limiting device cannot adjust angle, the position of limiting.

[0003] Therefore, design a kind of limiting structure of adjustable position, adjustable angle, it is the problem that inventor wants to solve. CONTENT OF UTILITY MODEL

[0004] In view of the deficiencies of prior art, the utility model aims at providing a kind of adjustable limit structure, can realize the function of adjustable position, adjustable angle.

[0005] The technical scheme adopted by the utility model device is: a kind of adjustable limit structure, it includes main body support, the main body support is U-shaped structure, the lower portion of the inner side of the main body support is connected with mounting plate, the middle part of the mounting plate is equipped with mounting hole, the upper portion of the side wall of the main body support is equipped with installation slot, the upper end of the side wall of the main body support is provided with upper beam, the inner side of the main body support is provided with rotating seat, the both ends side wall of the rotating seat are connected with the main body support by locking bolt, second gasket, second locking nut, the side wall on one end of the rotating seat is equipped with screw hole, the inner side screw thread connection connecting screw rod of the screw hole, the front end of the connecting screw rod is connected with limit block, the outer side screw thread connection of the end of the connecting screw rod is equipped with first locking nut, further include the mounting seat of being arranged below mounting plate, the inner side of the mounting hole is equipped with mounting bolt, the mounting bolt is connected with mounting seat by screwing through first gasket, mounting hole.

[0006] Further, the mounting seat is welded with the frame of the limiting structure to be installed.

[0007] Further, the edge of the upper and lower end of the rotating seat does not collide with the edge of the installation slot and the upper beam when rotating.

[0008] Further, the rotating seat can rotate around the axis of the locking bolt when the locking bolt and the second locking nut are loosened.

[0009] Further, the cross section of the rotating seat is U-shaped and connected with symmetrically distributed reinforcing ribs at the corner.

[0010] Further, the height of the mounting seat is not higher than the height of the lower end surface of the mounting plate.

[0011] Further, the hole through the locking bolt, mounting hole are all light hole.

[0012] The device has the beneficial effects that:

[0013] 1. The device adopts a structure design of welding structure and main body separation, welding operation is carried out by taking the mounting seat as the base, and the structure for limiting is in the main support part, the structure can be adjusted by rotating around the mounting bolt through the loose mounting bolt, the rotating seat can be rotated around the locking bolt by loosening the locking bolt, the extension length of the connecting screw rod is adjusted by loosening the first locking nut, the position and angle of the limiting point are adjusted in multiple directions, and the functions of adjustable position and adjustable angle are realized. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is the structural view of the device.

[0015] Fig. 2 is the side view of the device.

[0016] Fig. 3 is the structural view of the traditional limiting structure.

[0017] Mark 1-main support; 2-mounting plate; 3-mounting seat; 4-mounting bolt; 5-first gasket; 6-mounting groove; 7-upper beam; 8-limiting block; 9-rotating seat; 10-reinforcing rib; 11-first locking nut; 12-connecting screw rod; 13-locking bolt; 14-second gasket; 15-second locking nut. DETAILED DESCRIPTION

[0018] The device will be further described below in combination with specific embodiments, and these embodiments are only used to illustrate the device and not used to limit the scope of the device. In addition, it should be understood that after reading the content of the device, those skilled in the art can make various changes or modifications to the device, and these equivalent forms also fall within the scope of the appended claims.

[0019] Example 1: see Figs. 1-2The utility model discloses a structure view, side view, a kind of adjustable limiting structure, it includes main support 1, main support 1 is U-shaped structure, as main body is used, the inside lower part of main support 1 is connected with mounting plate 2, the middle part of mounting plate 2 is equipped with mounting hole, mounting plate 2 is just play the role of mounting bolt 4, also play the effect of reinforcing structural strength, mounting groove 6 is equipped on the sidewall upper portion of main support 1, upper beam 7 is provided on the sidewall upper end of main support 1, the inside of main support 1 is provided with rotating seat 9, the both ends sidewall of rotating seat 9 is connected with main support 1 by locking bolt 13, second gasket 14, second locking nut 15, rotating seat 9 can rotate around the axis of locking bolt 13 when locking bolt 13, second locking nut 15 are loosened, the edge of upper end and lower end of rotating seat 9 does not collide with the edge of mounting groove 6 and upper beam 7 when rotating, by loosening the tightening bolt and second locking nut 15, the rotating action of rotating seat 9 around the axis of locking bolt 13 can be realized, so as to adjust the included angle of the axis of connecting screw rod 12 and horizontal direction.

[0020] Threaded hole is equipped on the one end sidewall of rotating seat 9, and the inside thread of threaded hole is connected with connecting screw rod 12, and the front end of connecting screw rod 12 is connected with limiting block 8, and the outside of the end of connecting screw rod 12 is connected with first locking nut 11, and on the basis of the screw connection of connecting screw rod 12 and threaded hole, by first locking nut 11 again locking, it can ensure that connecting screw rod 12 does not appear rotating, moving phenomenon, so that the relative position in the axial direction of connecting screw rod 12 can be adjusted by loosening locking nut and screwing connecting screw rod 12, further adjust the position of limiting block 8.

[0021] It further includes mounting seat 3 arranged below mounting plate 2, mounting bolt 4 is arranged in the inside of mounting hole, and mounting bolt 4 is connected with mounting seat 3 in threaded mode by passing through first gasket 5 and mounting hole, the height of mounting seat 3 is not higher than the height of the lower end surface of mounting plate 2, and mounting seat 3 is welded with the frame of the limiting structure to be installed, so that the installation precision can be effectively improved and the installation difficulty can be reduced, and the main support 1 can be rotated around the axis of mounting bolt 4 by loosening mounting bolt 4, so that the angle between the axis of connecting screw rod 12 and horizontal direction can be adjusted.

[0022] In order to further strengthen the strength of rotating seat 9, the cross section of rotating seat 9 is U-shaped, and symmetrically distributed reinforcing ribs 10 are connected at the folding angle.

[0023] The hole passing through locking bolt 13 and mounting hole are all light holes.

[0024] The utility model discloses a welding structure and the structure design of main body separation, install seat 3 as the base welding operation, and the structure for really limiting is in the main body support 1 part, this part of structure can be adjusted by the tight installation bolt 4 around the installation bolt 4 rotation, can make the rotating seat 9 around the locking bolt 13 rotation by the tight locking bolt 13, adjust the extension length of connecting screw rod 12 by the tight first locking nut 11, multidirectional adjustment limiting point position and angle, position, realized adjustable position, the function of adjusting angle.

Claims

1. An adjustable limiting structure, characterized in that: The system includes a main support (1), which is a U-shaped structure. A mounting plate (2) is connected to the lower inner side of the main support (1). A mounting hole is provided in the middle of the mounting plate (2). A mounting groove (6) is provided on the upper side wall of the main support (1). An upper beam (7) is provided at the upper end of the side wall of the main support (1). A rotating seat (9) is provided inside the main support (1). Both ends of the rotating seat (9) are connected to the main support by locking bolts (13), second washers (14), and second locking nuts (15). The main support (1) is connected to the rotating seat (9). A threaded hole is provided on one side wall of the rotating seat (9). A connecting screw (12) is threaded to the inner side of the threaded hole. A limit block (8) is connected to the front end of the connecting screw (12). A first locking nut (11) is threaded to the outer side of the end of the connecting screw (12). The mounting seat (3) is also provided below the mounting plate (2). A mounting bolt (4) is provided inside the mounting hole. The mounting bolt (4) passes through the first washer (5), the mounting hole and is threaded to the mounting seat (3).

2. The adjustable limiting structure according to claim 1, characterized in that: The mounting base (3) is welded to the frame of the limiting structure to be installed.

3. The adjustable limiting structure according to claim 1, characterized in that: When the rotating seat (9) rotates, the edges of its upper and lower ends do not collide with the edges of the mounting groove (6) or the upper beam (7).

4. The adjustable limiting structure according to claim 3, characterized in that: The rotating seat (9) can rotate around the axis of the locking bolt (13) when the locking bolt (13) and the second locking nut (15) are loosened.

5. The adjustable limiting structure according to claim 4, characterized in that: The rotating seat (9) has a U-shaped cross-section and is connected to symmetrically distributed reinforcing ribs (10) at the corners.

6. The adjustable limiting structure according to claim 1, characterized in that: The height of the mounting base (3) is not higher than the height of the lower end face of the mounting plate (2).

7. The adjustable limiting structure according to claim 1, characterized in that: The holes through the locking bolt (13) and the mounting holes are all smooth holes.

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