Angle adjusting mechanism

Abstract

The utility model discloses an angle adjusting mechanism which comprises a base, an angle adjusting support, a rotating plate, a lead screw, a driving structure, a lead screw pushing block and an angle adjusting support idler wheel, the lead screw is rotationally arranged in the base, one end of the lead screw is connected with and driven by the driving structure to rotate, and the lead screw is in threaded connection with the lead screw pushing block. The angle adjusting support is slidably arranged on the upper end face of the base in the axial direction of the lead screw, the bottom end of the angle adjusting support is connected with the lead screw pushing block, and one end of the rotating plate is hinged to the upper end face of the base and located on one side of the moving direction of the angle adjusting support. And the other end of the rotating plate is a free end and is used for mounting a part or a structural part. The angle adjusting support pushes the rotating plate to rotate around the hinged position of the rotating plate and the base, the free end of the rotating plate can be adjusted, and therefore the using angle of a part or a structural part to be assembled or welded and installed at the free end can be adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of assembly welding frock, specifically relates to an angle adjusting mechanism. BACKGROUND

[0002] At present, in the heavy machinery industry field, most products in the heavy machinery industry belong to single-piece or small-batch products, and different parts may have different angles, so when assembling heavy parts and welding heavy structural parts, the problem of assembly or welding angle needs to be considered.

[0003] In the specific construction operation, most of them adopt the crane or the crane to hoist the parts or the structural parts, and the hoisting will lead to the angle adjustment, positioning difficulty of the parts or the structural parts, most of which can only rely on the crane hoisting plus the manual coil pipe to cooperate to adjust the angle, and for some irregular shaped parts, multiple manual coil pipes need to be considered to cooperate adjustment, which requires higher level of workers, and the whole adjustment process is particularly time-consuming and labor-consuming, so that the assembly and welding construction operation is extremely inconvenient.

[0004] Therefore, an angle adjusting mechanism is needed to solve the problem of inconvenient angle adjustment of parts or structural parts during assembly or welding. UTILITY MODEL CONTENTS

[0005] The utility model discloses in view of the prior art's insufficient, provide a kind of angle adjusting mechanism, to solve the problem of inconvenient angle adjustment of parts or structural parts during assembly or welding.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] An angle adjusting mechanism, characterized in that: including base, angle adjusting support, rotating plate, lead screw, drive structure, lead screw propulsion block and angle adjusting support roller, the inside of the base is rotatably provided with a transversely arranged lead screw, one end of the lead screw is connected and driven to rotate by the drive structure, a lead screw propulsion block is threadedly connected to the lead screw, the angle adjusting support is slidably arranged on the upper end surface of the base along the axial direction of the lead screw, the bottom end of the angle adjusting support is connected to the lead screw propulsion block, a through slot is formed in the upper end of the base for the movement of the lead screw propulsion block, one end of the rotating plate is hingedly connected to the upper end surface of the base and located on one side of the moving direction of the angle adjusting support, an angle adjusting support roller is rotatably arranged on the upper end of the angle adjusting support and can roll on the lower end surface of the rotating plate, the other end of the rotating plate is a free end and is used for mounting parts or structural parts.

[0008] To optimize the above technical scheme, the specific measures taken also include:

[0009] Further, an auxiliary adjusting mechanism is further included, the auxiliary adjusting mechanism includes an electric telescopic rod, a sliding plate and a fixing structure, an upper end surface of the rotating plate is provided with a sliding groove in the same direction as the moving direction of the angle adjusting support, an end of the sliding groove close to the hinge of the rotating plate is provided with the electric telescopic rod, a bottom end of the sliding plate is provided with a sliding block, the sliding plate is slidably connected with the sliding groove through the sliding block, and the sliding plate is arranged on the upper end surface of the rotating plate; an output end of the electric telescopic rod is connected with the sliding block, so as to drive the sliding plate to extend out or retract into the free end of the rotating plate away from the end of the electric telescopic rod, and the end of the electric telescopic rod away from the sliding plate is provided with the fixing structure, and the fixing structure is used for mounting components or structural members.

[0010] Further, the lead screw is provided with two lead screws, and the two lead screws are arranged in the same direction inside the base, and the driving structure is used for connecting and driving the two lead screws to rotate synchronously.

[0011] Further, the driving structure includes a double synchronous output speed reducer and a servo motor, and the double synchronous output speed reducer and the servo motor are arranged inside the base, an output end of the servo motor is connected with an input end of the double synchronous output speed reducer, and two output ends of the double synchronous output speed reducer are respectively connected with the ends of the lead screws.

[0012] Further, two output shafts of the double synchronous output speed reducer are respectively connected with two lead screw couplings, and the two lead screw couplings are respectively connected with the two lead screws.

[0013] Further, two lead screw pushing blocks are respectively threadedly connected with the two lead screws, and the four lead screw pushing blocks are arranged at the bottom end of the angle adjusting support.

[0014] Further, two angle adjusting support rollers are symmetrically arranged at the top of the angle adjusting support, angle adjusting support roller shaft clamping plates are arranged at the two sides of the two angle adjusting support rollers and fixedly connected with the top of the angle adjusting support, an angle adjusting support roller shaft is connected between the two angle adjusting support roller shaft clamping plates, and the two angle adjusting support rollers are rotatably arranged on the angle adjusting support roller shaft.

[0015] Further, a V-shaped angle adjusting support clamping groove type slide rail is arranged at the side of the through groove on the upper end surface of the base, an angle adjusting support V-shaped sliding block is arranged at the lower end of the angle adjusting support, the angle adjusting support V-shaped sliding block is clamped and slidably arranged in the angle adjusting support clamping groove type slide rail, and the angle adjusting support is slidably connected with the base through the sliding connection of the angle adjusting support V-shaped sliding block and the angle adjusting support clamping groove type slide rail.

[0016] Further, the base is provided with a sliding rail type clamping groove limiting block at both ends of the angle adjusting support clamping groove type sliding rail in the moving direction of the angle adjusting support, for limiting the sliding range of the angle adjusting support along the angle adjusting support clamping groove type sliding rail.

[0017] Further, the base and the rotating plate are detachably connected by a rotating shaft.

[0018] The utility model discloses the beneficial effects are:

[0019] The utility model discloses the beneficial effects are:

[0020] The utility model discloses the beneficial effects are:

[0021] The angle adjusting support and the base are matched through the angle adjusting support clamping groove type slide rail and the angle adjusting support V type sliding block, the movement of the angle adjusting support is realized, two lead screws are fixed on the base through four lead screw rotation fixing mechanisms, the lead screws can rotate and slide through the bearings in the lead screw rotation fixing mechanisms, the lead screw advancing blocks on the angle adjusting support can be driven to move along the base through the rotation of the lead screws, the angle adjusting support is matched with the rotating plate through the angle adjusting support roller, the angle adjusting support roller is driven to rotate on the rotating plate along with the movement of the angle adjusting support along the base, the rotating plate is driven to rotate around the rotating shaft on the base, and the angle adjustment of the rotating plate relative to the base is realized, the double synchronous output reducer is connected with the servo motor through the flange plate and is responsible for output torque, the double output ends of the double synchronous output reducer are connected with two lead screws through two couplings, and the change of the angle of the rotating plate can be controlled through the servo motor.

[0022] The angle adjusting mechanism has the advantages of simple structure, low manufacturing cost, convenient angle control, stable use, guiding significance for special tooling in production, high universality and high adaptability, important role in installation and welding of parts of most heavy equipment, assistance in production, reduction of production cost and improvement of production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 Figure 1 is a side view structural schematic diagram of the angle adjusting mechanism;

[0024] Figure 2 Figure 2 is a structure sectional view of A-A in the angle adjusting mechanism; Figure 1

[0025] Figure 3 Figure 3 is a front view structural schematic diagram of the angle adjusting mechanism;

[0026] Figure 4 Figure 4 is a top view structural schematic diagram of the angle adjusting mechanism;

[0027] Figure 5 Figure 5 is a whole structure schematic diagram of the angle adjusting mechanism.

[0028] The drawings show that: 1 is a base, 2 is an angle adjusting support, 3 is a rotating plate, 4 is a double synchronous output reducer, 5 is a servo motor, 6 is a lead screw, 7 is a lead screw rotation fixing mechanism, 8 is an angle adjusting support roller, 9 is an angle adjusting support clamping groove type slide rail, 10 is a slide rail type clamping groove limiting block, 11 is an angle adjusting support V type sliding block, 12 is a lead screw advancing block, 13 is an angle adjusting support roller shaft, 14 is an angle adjusting support roller shaft clamping plate, 15 is a rotating shaft, and 16 is a lead screw coupling. DETAILED DESCRIPTION ​

[0029] The utility model discloses below in conjunction with the drawings.

[0030] As shown in the accompanying Figure 1 And the accompanying Figure 5 The utility model discloses an angle adjusting mechanism, including base 1, angle adjusting support 2, rotating plate 3, lead screw 6, drive structure, lead screw propulsion block 12 and angle adjusting support gyro wheel 8, the inside rotation of base 1 is equipped with the transverse lead screw 6, and one end of lead screw 6 is connected and drives rotation through drive structure, and the lead screw propulsion block 12 is screw -threaded connection on lead screw 6, and angle adjusting support 2 can be axially slidingly set on the upper end surface of base 1, and the bottom end of angle adjusting support 2 is connected lead screw propulsion block 12, and the upper end of base 1 is set with the through slot that can move lead screw propulsion block 12, and one end of rotating plate 3 is hinged on the upper end surface of base 1 and is located the side of the moving direction of angle adjusting support 2, and the upper end of angle adjusting support 2 is rotatably provided with angle adjusting support gyro wheel 8 that can roll with the lower end surface of rotating plate 3, and the other end of rotating plate 3 is free end and is used to install spare parts or structural members.

[0031] The utility model discloses through angle adjusting support 2, rotating plate 3, lead screw 6 and drive structure etc. setting, utilize drive structure and drive lead screw 6 rotation, to utilize lead screw 6 drive lead screw propulsion block 12 and drive angle adjusting support 2 to move along the axial direction of lead screw 6, and with this through angle adjusting support 2 and promote rotating plate 3 around with base 1 hinged place rotation, and make the free end of rotating plate 3 can be adjusted, to make the use angle of the spare parts or structural members of waiting to assemble, waiting to weld installed on the free end can be adjusted. Meanwhile, through the rolling of angle adjusting support gyro wheel 8 in the upper end of angle adjusting support 2 and the lower end surface of rotating plate 3, the contact position of rotating plate 3 and angle adjusting support gyro wheel 8 on the upper end of angle adjusting support 2 is designed as a plane, and the rotating plate is rotated by the rotation of angle adjusting support gyro wheel, to drive rotating plate to rotate, to realize the angle adjustment of rotating plate relative to base, can reduce friction, and it is beneficial to the smooth adjustment of angle in use, avoids structural damage.

[0032] The utility model discloses simple structure, low in manufacturing cost, angle control is convenient, stable in using, has guiding sense to the special tooling in production, and the general-purpose property is strong, and the adaptation degree is high, and it is important to the installation and welding of the spare parts of most heavy equipment, can assist production, is favorable to reduce production cost, improves production efficiency.

[0033] In another specific embodiment, based on the above scheme, further comprising an auxiliary adjusting mechanism, the auxiliary adjusting mechanism comprises an electric telescopic rod, a sliding plate and a fixing structure, the upper end surface of the rotating plate 3 is provided with a sliding groove in the same direction as the moving direction of the angle adjusting support 2, the end of the sliding groove close to the hinge of the rotating plate 3 is provided with an electric telescopic rod, the bottom end of the sliding plate is provided with a sliding block, the sliding plate is connected with the sliding groove through the sliding block, and the sliding plate is arranged on the upper end surface of the rotating plate 3, the output end of the electric telescopic rod is connected with the sliding block, and the electric telescopic rod is used to drive the sliding plate to extend or retract from the end of the electric telescopic rod to the free end of the rotating plate 3, and the end of the electric telescopic rod away from the sliding plate is provided with a fixing structure, and the mounting clamping of the mounting parts or structural parts is achieved through the fixing structure.

[0034] In this way, through the setting of the auxiliary adjusting mechanism, in use, the electric telescopic rod can be used to drive the sliding plate to extend or retract from the end of the electric telescopic rod to the free end of the rotating plate 3, so that the telescopic sliding plate and the fixing structure thereon drive the required mounting or welding parts or structural parts to adjust the use height. Through the cooperation of the auxiliary adjusting mechanism and the angle adjusting support 2, the rotating plate 3 and other structures, the adjusting range of the parts or structural parts can be increased, thereby increasing the applicability and practicability of the device, and improving the assembly or welding efficiency of the parts or structural parts.

[0035] As shown in the accompanying drawings, Figure 4 In another specific embodiment, the lead screw 6 can be provided with two lead screws 6, and the two lead screws 6 are arranged in the same direction inside the base 1, and the driving structure is used to connect and drive the two lead screws 6 to rotate synchronously. In this way, through the synchronous design of the two lead screws 6, the stable sliding of the angle adjusting support 2 on the base 1 is ensured, and the stable angle adjustment of the rotating plate 3 is ensured. In this embodiment, one end of the lead screw 6 is connected with the driving structure, and the other end of the lead screw 6 is rotatably arranged through the bearing in the lead screw rotation fixing mechanism 7. In this way, the installation of the lead screw 6 is facilitated, and the stability and reliability of the lead screw 6 in use can be ensured.

[0036] In further embodiments based on the above scheme, the driving structure comprises a double synchronous output reducer 4 and a servo motor 5, the double synchronous output reducer 4 and the servo motor 5 are both installed inside the base 1, the output end of the servo motor 5 is connected with the input end of the double synchronous output reducer 4, and the two output ends of the double synchronous output reducer 4 are respectively connected with the ends of one lead screw 6. In this way, in use, in addition to normal use, when the angle is adjusted to the appropriate position, the servo motor 5 on the double synchronous output reducer 4 connected with the lead screw 6 can be locked to prevent the movement of the rotating plate 3 and other structures, so as to prevent safety problems.

[0037] In a further embodiment based on the above scheme, the two output shafts of the dual synchronous output reducer 4 are respectively connected to two lead screw couplings 16, and the two lead screws 6 are respectively connected to the two lead screw couplings 16. In this embodiment, the servo motor 5 is a high-torque, low-speed variable frequency servo motor. The connection between the servo motor 5 and the dual synchronous output reducer 4 is a flange connection, which is beneficial for dust prevention, lubrication, and easy disassembly. In this embodiment, the rotation of the servo motor 5 drives the synchronous rotation of the two output shafts of the dual synchronous output reducer 4, and transmits the rotation to the lead screws 6 through the lead screw couplings 16, driving the two lead screws 6 to rotate synchronously. The synchronization of the two output shafts of the dual synchronous output reducer 4 and the design of the lead screw couplings 16 ensure the stability of the synchronous drive of the two lead screws 6, thereby further ensuring the smooth sliding of the angle adjustment bracket 2 on the base 1 and ensuring the smooth adjustment of the angle of the rotating plate 3.

[0038] In a further embodiment based on the above scheme, each of the two lead screws 6 is threaded with two lead screw push blocks 12, and the four lead screw push blocks 12 are arranged in an array at the bottom of the angle adjustment bracket 2. Thus, the arrangement of the two lead screws 6 and the four lead screw push blocks 12 increases the stability of the device during use.

[0039] As attached Figure 2 and attached Figure 3 As shown, in another specific embodiment, the angle adjustment bracket 2 is symmetrically provided with two angle adjustment bracket rollers 8 on its top. Angle adjustment bracket roller shaft retaining plates 14, which are fixedly connected to the top of the angle adjustment bracket 2, are provided on both sides of the two angle adjustment bracket rollers 8. An angle adjustment bracket roller shaft 13 is connected between the two angle adjustment bracket roller shaft retaining plates 14, and the two angle adjustment bracket rollers 8 are rotatably mounted on the angle adjustment bracket roller shaft 13. Thus, the stability of supporting and adjusting the rotating plate 3 can be increased by using the two angle adjustment bracket rollers 8.

[0040] In another specific embodiment, a V-shaped angle adjustment bracket slot-type slide rail 9 is provided on the upper end surface of the base 1, located on the side of the through groove. An angle adjustment bracket 2 has a V-shaped slider 11 at its lower end. The V-shaped slider 11 engages with and slides within the angle adjustment bracket slot-type slide rail 9. The angle adjustment bracket 2 is slidably connected to the base 1 through the close contact and sliding connection between the V-shaped slider 11 and the angle adjustment bracket slot-type slide rail 9. In this embodiment, the V-shaped slider 11 has extension structures extending to both sides of the angle adjustment bracket slot-type slide rail 9 to ensure the stability of the connection between the two.

[0041] In further embodiments based on the above scheme, in the moving direction of the angle adjustment bracket 2, the base 1 is provided with a sliding rail type clamping groove limiting block 10 at both ends of the angle adjustment bracket clamping groove type sliding rail 9 for limiting the sliding range of the angle adjustment bracket 2 along the angle adjustment bracket clamping groove type sliding rail 9. In this way, the movement range of the angle adjustment bracket 2 can be effectively limited to avoid derailment and other situations, and the angle adjustment range of the rotating plate 3 can also be effectively limited.

[0042] In another specific embodiment, the base 1 and the rotating plate 3 are detachably connected by a rotating shaft 15.

[0043] The utility model takes into account the multipurpose use scene, and the base 1 and the rotating plate 3 are detachably connected by a rotating shaft 15, which is convenient for disassembly and transportation, and other structures can also be designed according to the needs of assembly type; considering the safety and stability of the mechanism, a stabilizing plate can be added to the base 1 as needed to stabilize the left and right swing caused by external factors during use, or a fixed roller can be added to the bottom of the base 1 to increase the movement and adjustment functions.

[0044] It should be noted that the terms such as "up", "down", "left", "right", "front", "back" and the like in the utility model are only for the convenience of clear description, and are not used to limit the scope of the utility model, and the change or adjustment of the relative relationship is also considered as the scope of the utility model without substantial change of the technical content.

[0045] The above is only a preferred embodiment of the utility model, and the protection scope of the utility model is not limited to the above-mentioned embodiments, and any technical scheme belonging to the idea of the utility model is within the protection scope of the utility model. It should be noted that for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principle of the utility model are considered as the protection scope of the utility model.

Claims

1. An angle adjustment mechanism characterized by: The utility model provides a kind of angle-adjusting support, including base (1), angle-adjusting support (2), rotating plate (3), screw rod (6), drive structure, screw rod propulsion block (12) and angle-adjusting support roller (8), the inside rotation of the base (1) is provided with transverse screw rod (6), one end of the screw rod (6) is connected and driven rotating by drive structure, screw rod (6) is threadedly connected with screw rod propulsion block (12), the upper end surface of base (1) is slidably arranged with angle-adjusting support (2) along screw rod (6) axis direction, the bottom end of angle-adjusting support (2) is connected with screw rod propulsion block (12), the upper end of base (1) is provided with the through slot that can move screw rod propulsion block (12), one end of rotating plate (3) is hinged on the upper end surface of base (1) and is located in the moving direction of angle-adjusting support (2) one side, the upper end of angle-adjusting support (2) is rotatably provided with angle-adjusting support roller (8) that can be attached to the lower end surface of rotating plate (3) and roll, the other end of rotating plate (3) is free end and is used for installing parts or structural members.

2. An angle adjustment mechanism according to claim 1, characterized in that: It also includes an auxiliary adjusting mechanism, which includes an electric telescopic rod, a sliding plate and a fixing structure, the upper end surface of the rotating plate (3) is provided with a sliding groove in the same direction as the moving direction of the angle-adjusting support (2), the end of the sliding groove close to the hinge of the rotating plate (3) is installed with an electric telescopic rod, the bottom end of the sliding plate is provided with a sliding block, the sliding plate is connected with the sliding groove through the sliding block, and the sliding plate is slidably arranged on the upper end surface of the rotating plate (3), the output end of the electric telescopic rod is connected with the sliding block, for driving the sliding plate to extend or retract into the free end of the rotating plate (3) away from the end of the electric telescopic rod, the end of the sliding plate away from the electric telescopic rod is provided with a fixing structure, and the parts or structural members are installed through the fixing structure.

3. An angle adjustment mechanism according to claim 1, characterized in that: The screw rod (6) is provided with two, and the two screw rods (6) are rotatably arranged in the same direction in the inside of the base (1), and the drive structure is used for connecting and driving the two screw rods (6) to rotate synchronously.

4. An angle adjustment mechanism according to claim 3, wherein: The drive structure includes a double synchronous output reducer (4) and a servo motor (5), and the double synchronous output reducer (4) and the servo motor (5) are both installed in the inside of the base (1), the output end of the servo motor (5) is connected with the input end of the double synchronous output reducer (4), and the two output ends of the double synchronous output reducer (4) are respectively connected with the end of one screw rod (6).

5. An angle adjustment mechanism according to claim 4, characterised in that: The two output shafts of the output end of the double synchronous output reducer (4) are respectively connected with two screw rod couplings (16), and the two screw rod couplings (16) are respectively connected with the two screw rods (6).

6. An angle adjustment mechanism according to claim 3, wherein: Two screw rod propulsion blocks (12) are respectively threadedly connected on the two screw rods (6), and the four screw rod propulsion blocks (12) are arranged in an array at the bottom end of the angle-adjusting support (2).

7. An angle adjustment mechanism according to claim 1, characterized in that: Two angle adjusting support rollers (8) are symmetrically arranged on the top of the angle adjusting support (2), and angle adjusting support roller shaft clamping plates (14) fixedly connected with the top of the angle adjusting support (2) are arranged on the two sides of the two angle adjusting support rollers (8), an angle adjusting support roller shaft (13) is connected between the two angle adjusting support roller shaft clamping plates (14), and the two angle adjusting support rollers (8) are rotationally arranged on the angle adjusting support roller shaft (13).

8. An angle adjustment mechanism according to claim 1, characterized in that: A V-shaped angle adjusting support clamping groove type sliding rail (9) is arranged on the side of the upper end face of the base (1) and located at the through groove, a V-shaped angle adjusting support sliding block (11) is arranged at the lower end of the angle adjusting support (2), the V-shaped angle adjusting support sliding block (11) is clamped and slidably arranged in the angle adjusting support clamping groove type sliding rail (9), and the angle adjusting support (2) is slidably connected with the base (1) through the sliding connection of the V-shaped angle adjusting support sliding block (11) and the angle adjusting support clamping groove type sliding rail (9).

9. An angle adjustment mechanism according to claim 8, characterised in that: In the moving direction of the angle adjusting support (2), the base (1) is provided with sliding rail type clamping groove limiting blocks (10) for limiting the sliding range of the angle adjusting support (2) along the angle adjusting support clamping groove type sliding rail (9) at the two ends of the angle adjusting support clamping groove type sliding rail (9).

10. An angle adjustment mechanism according to claim 1, characterized in that: The base (1) and the rotating plate (3) are detachably hingedly connected through a rotating shaft (15).

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