Height-adjustable gear

Abstract

The utility model relates to a gear with adjustable height, which belongs to the technical field of mechanical equipment and comprises a working box, a protective plate is fixed on the upper surface of the working box, an adjusting mechanism is arranged between the working box and the protective plate, a fixing mechanism is arranged on the adjusting mechanism, and a gear body is attached to the right side of the fixing mechanism. The adjusting mechanism comprises an adjusting assembly, and a moving assembly is arranged on the adjusting assembly. According to the height-adjustable gear, a handle is rotated to drive a moving block and a limiting block to move until the limiting block moves into a limiting groove, at the moment, the gear body and a connecting box can be fixed, then a driving motor is started to drive a worm gear and a threaded rod to rotate, and the height of the gear body can be adjusted by moving a connecting plate; the gear can adapt to more application requirements of different heights, so that the application range of the gear is expanded, the gear can better adapt to different working environments and conditions, and the adaptability of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a gear with adjustable height. Background Art

[0002] Gears are mechanical parts with teeth that can mesh with each other. They are transmission elements widely used in various machines and equipment. Through their meshing characteristics, they can transmit rotational motion from one axis to another. The design and application fields of gears are very wide, covering almost all fields that require mechanical transmission.

[0003] For example, a Chinese patent (publication number: CN211624134U) discloses a gear, including a gear body, which consists of a front convex part, a rear convex part, a connecting part and a tooth part. The tooth part is placed on the connecting part, and the front end of the tooth part is provided with a front convex part, and the rear end is provided with a rear convex part. The front convex part is connected to the rear convex part through the connecting part. A groove is provided on the end of the front convex part, and a through hole is provided on the connecting part. The gear has fast heat dissipation and good heat dissipation effect, thereby ensuring the service life of the gear. It has the characteristics of compact structure and reasonable design.

[0004] The above technical solution also has the following defects. Although the gear has fast heat dissipation and good heat dissipation effect, which ensures the service life of the gear and has the characteristics of compact structure and reasonable design, it also has obvious limitations. The gear is not convenient to adjust its own height, which limits its versatility and applicability. Especially in application scenarios that need to adapt to gears of different heights, the fixed gear height may not be able to meet diverse needs, which may lead to limited equipment performance and inability to achieve optimal adaptation, thereby affecting the overall performance and accuracy of the equipment. Based on this, a gear with adjustable height is proposed to solve the above problems. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a gear with adjustable height, which has the advantages of easy adjustment, etc., and solves the problem that the fixed height of the gear may not meet diverse needs, may lead to limited equipment performance and failure to achieve optimal adaptation, thereby affecting the overall performance and accuracy of the equipment.

[0006] To achieve the above object, the utility model provides the following technical solution: a gear with adjustable height, comprising a working box, a protective plate fixed to the upper surface of the working box, an adjustment mechanism provided between the working box and the protective plate, a fixing mechanism provided on the adjusting mechanism, and a gear body attached to the right side of the fixing mechanism;

[0007] The adjusting mechanism comprises an adjusting component, and a moving component is provided on the adjusting component;

[0008] The adjustment assembly includes a fixed seat fixed to the inner bottom wall of the working box, a driving motor is fixed to the upper surface of the fixed seat, an output shaft of the driving motor is fixed with a worm gear having one end rotatably connected to the inner right side wall of the working box through a bearing, an outer surface of the worm gear is meshed with a worm wheel, and an inner wall of the worm wheel axis is fixed with a threaded rod having one end rotatably connected to the inner bottom wall of the working box through a bearing and one end extending through the outside of the working box.

[0009] Furthermore, the top of the threaded rod is rotatably connected to the inner top wall of the protective plate via a bearing, and the cross-section of the protective plate is U-shaped.

[0010] Furthermore, a rotation hole is provided on the upper surface of the working box, the rotation hole is rotationally connected to the threaded rod, and a support seat rotationally connected to the worm is fixed to the inner bottom wall of the working box.

[0011] Furthermore, the movable component includes an adjusting slider threadedly connected to the outer surface of the threaded rod and extending to the outside of the protective plate, a connecting plate is fixed to the upper surface of the adjusting slider, guide sliders are fixed on the left and right sides of the adjusting slider, and the movable component also includes guide grooves opened on the left and right sides of the inner cavity of the protective plate.

[0012] Furthermore, the cross-sections of the guide slot and the guide slider are both T-shaped, the guide slider and the guide slot are slidably connected, the cross-section of the adjustment slider is U-shaped, and the cross-section of the connecting plate is L-shaped.

[0013] Furthermore, the fixing mechanism includes a connecting box rotatably connected to the right side of the connecting plate, the inner bottom wall of the connecting box is rotatably connected to a bidirectional screw with one end extending to the outside of the connecting box through a bearing, a handle is fixed to the top of the bidirectional screw, and two moving blocks are threadedly connected to the outer surface of the bidirectional screw, a limit block extending to the outside of the connecting box is fixed to the right side of the moving block, and the fixing mechanism also includes limit grooves opened on the upper and lower sides of the inner wall of the gear body axis.

[0014] Furthermore, two movable holes are provided on the right side of the connection box, and the movable holes are slidably connected to the limit blocks.

[0015] Furthermore, the cross section of the limiting block is L-shaped, and the limiting groove and the limiting block are slidably connected.

[0016] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0017] The height-adjustable gear drives the moving block and the limit block to move by turning the handle until the limit block moves into the limit groove. At this time, the gear body and the connecting box can be fixed in position, and then the drive motor is started to drive the worm gear and the threaded rod to rotate, so that the height of the connecting plate moving gear body can be adjusted, so that the gear can adapt to more application requirements of different heights, thereby expanding its application range, and also making it easier for the gear to better adapt to different working environments and conditions, improving the adaptability and stability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a front structural schematic diagram of the fixing mechanism of the utility model;

[0020] Figure 3 It is a side structural diagram of the gear body of the utility model;

[0021] Figure 4 It is a schematic diagram of the connection structure of the moving block and the limiting block of the utility model.

[0022] In the figure: 1 working box, 2 protective plate, 3 adjusting mechanism, 301 driving motor, 302 worm, 303 worm wheel, 304 threaded rod, 305 adjusting slider, 306 connecting plate, 307 guide slider, 308 guide slide groove, 4 fixing mechanism, 401 connecting box, 402 bidirectional screw, 403 handle, 404 moving block, 405 limit block, 406 limit groove, 5 gear body. 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 A height-adjustable gear in this embodiment includes a working box 1, a protective plate 2 is fixed to the upper surface of the working box 1, an adjusting mechanism 3 is provided between the working box 1 and the protective plate 2, a fixing mechanism 4 is provided on the adjusting mechanism 3, and a gear body 5 is attached to the right side of the fixing mechanism 4.

[0025] It should be noted that the height of the gear body 5 can be adjusted through the cooperation of the fixing mechanism 4 and the adjusting mechanism 3, so that the gear body 5 can adapt to more application requirements of different heights, and it is also convenient for the gear body 5 to adapt to different working environments and conditions, thereby improving the adaptability and stability of the equipment.

[0026] See also Figure 1 In order to adjust the height of the gear body 5, the adjustment mechanism 3 in this embodiment includes an adjustment component, on which a moving component is provided, and the adjustment component includes a fixed seat fixed to the inner bottom wall of the working box 1, and a driving motor 301 is fixed to the upper surface of the fixed seat, and an output shaft of the driving motor 301 is fixed with a worm 302 having one end rotatably connected to the inner right side wall of the working box 1 through a bearing, and a worm wheel 303 is meshed on the outer surface of the worm 302, and a threaded rod 304 having one end rotatably connected to the inner bottom wall of the working box 1 through a bearing and one end penetrating to the outside of the working box 1 is fixed to the inner wall of the axis of the worm wheel 303, and the worm 302 is driven to rotate by the driving motor 301, so that the worm wheel 303 and the threaded rod 304 also rotate, so that the moving component can be driven during operation to adjust the height of the gear body 5.

[0027] Among them, the top of the threaded rod 304 is rotatably connected to the inner top wall of the protective plate 2 through a bearing. The cross-section of the protective plate 2 is U-shaped, so that the threaded rod 304 can rotate more stably during rotation. A rotating hole is opened on the upper surface of the working box 1, and the rotating hole is rotatably connected to the threaded rod 304. The inner bottom wall of the working box 1 is fixed with a support seat rotatably connected to the worm 302, so that the worm 302 can receive more support when it is rotated, driving the worm wheel 303 to rotate more stably.

[0028] At the same time, the moving component includes an adjusting slider 305 which is threadedly connected to the outer surface of the threaded rod 304 and penetrates to the outside of the protective plate 2. A connecting plate 306 is fixed to the upper surface of the adjusting slider 305. Guide sliders 307 are fixed to the left and right sides of the adjusting slider 305. The moving component also includes a guide groove 308 opened on the left and right sides of the inner cavity of the protective plate 2. The cross-sections of the guide groove 308 and the guide slider 307 are both T-shaped. The guide slider 307 and the guide groove 308 are slidably connected, so that the guide slider 307 is always located in the guide groove 308 and moves. The cross-section of the adjusting slider 305 is U-shaped, and the cross-section of the connecting plate 306 is L-shaped. The adjusting slider 305 moves along the guide slider 307 through the guide groove 308, providing more support for the stable movement of the adjusting slider 305.

[0029] See also Figure 1-4In order to be able to install and disassemble the gear body 5, the fixing mechanism 4 in this embodiment includes a connecting box 401 rotatably connected to the right side of the connecting plate 306, the inner bottom wall of the connecting box 401 is rotatably connected to a bidirectional screw 402 with one end penetrating to the outside of the connecting box 401 through a bearing, a handle 403 is fixed to the top of the bidirectional screw 402, and two moving blocks 404 are threadedly connected to the outer surface of the bidirectional screw 402, and a limit block 404 penetrating to the outside of the connecting box 401 is fixed to the right side of the moving block 404. 05, the fixing mechanism 4 also includes a limit groove 406 opened on the upper and lower sides of the inner wall of the axis of the gear body 5, and two movable holes are opened on the right side of the connecting box 401. The movable hole is slidably connected with the limit block 405. The cross-section of the limit block 405 is L-shaped, and the limit groove 406 is slidably connected with the limit block 405. By rotating the handle 403 to drive the movable block 404 and the limit block 405 to move in or out of the limit groove 406, the position of the gear body 5 and the connecting box 401 can be fixed or disassembled.

[0030] It should be noted that, through the cooperation of the fixing mechanism 4 and the adjusting mechanism 3 , the gear body 5 can adapt to more application requirements of different heights, effectively reduce the replacement and maintenance requirements caused by height mismatch, and improve its applicability.

[0031] The working principle of the above embodiment is:

[0032] The gear body 5 is fitted with the connection box 401, and then the two moving blocks 404 are driven to move in opposite directions by turning the handle 403, and then the two limit blocks 405 can be driven to move until the limit blocks 405 move into the limit grooves 406. At this time, the position of the gear body 5 and the connection box 401 can be fixed, and then the drive motor 301 can be started to drive the worm 302 to rotate, thereby causing the worm wheel 303 meshing with the worm 302 to rotate, and the threaded rod 304 can also be driven to rotate, so that the adjustment slider 305 located on the outer surface of the threaded rod 304 can drive the connection plate 306 moves, and at this time, the guide slider 307 will move along the guide slot 308 with the adjusting slider 305, further providing a certain guide for the stable movement of the adjusting slider 305, and then the height of the fixing mechanism 4 and the gear body 5 can be adjusted, so that the gear can adapt to more application requirements of different heights, thereby expanding its application range, and also making it easier for the gear to better adapt to different working environments and conditions, improving the adaptability and stability of the equipment, effectively reducing the replacement and maintenance requirements caused by height mismatch, and further reducing the long-term maintenance cost of the equipment.

[0033] It can be understood that the control method of the present invention is controlled by a controller, the control circuit of the controller can be implemented by simple programming by technicians in this field, the provision of power is also common knowledge in this field, and the present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] 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 height-adjustable gear, comprising a working box (1), characterized in that: A protective plate (2) is fixed to the upper surface of the working box (1); an adjustment mechanism (3) is provided between the working box (1) and the protective plate (2); a fixing mechanism (4) is provided on the adjustment mechanism (3); and a gear body (5) is attached to the right side of the fixing mechanism (4); The adjusting mechanism (3) comprises an adjusting component, and a moving component is provided on the adjusting component; The adjustment assembly comprises a fixing seat fixed to the inner bottom wall of the working box (1); a driving motor (301) is fixed to the upper surface of the fixing seat; a worm (302) having one end rotatably connected to the inner right side wall of the working box (1) via a bearing is fixed to the output shaft of the driving motor (301); a worm wheel (303) is meshed on the outer surface of the worm (302); a threaded rod (304) having one end rotatably connected to the inner bottom wall of the working box (1) via a bearing and one end penetrating to the outside of the working box (1) is fixed to the inner wall of the axis of the worm wheel (303).

2. A height-adjustable gear according to claim 1, characterized in that: The top of the threaded rod (304) is rotatably connected to the inner top wall of the protective plate (2) via a bearing, and the cross-section of the protective plate (2) is U-shaped.

3. The height-adjustable gear according to claim 1, characterized in that: The upper surface of the working box (1) is provided with a rotation hole, the rotation hole being rotationally connected to the threaded rod (304), and the inner bottom wall of the working box (1) is fixed with a support seat rotationally connected to the worm (302).

4. The height-adjustable gear according to claim 1, characterized in that: The movable assembly comprises an adjusting slider (305) threadedly connected to the outer surface of the threaded rod (304) and extending through the outside of the protective plate (2); a connecting plate (306) is fixed to the upper surface of the adjusting slider (305); guide sliders (307) are fixed to the left and right sides of the adjusting slider (305); and the movable assembly further comprises guide grooves (308) provided on the left and right sides of the inner cavity of the protective plate (2).

5. The height-adjustable gear according to claim 4, characterized in that: The cross-sections of the guide slide groove (308) and the guide slider (307) are both T-shaped, the guide slider (307) and the guide slide groove (308) are slidably connected, the cross-section of the adjustment slider (305) is U-shaped, and the cross-section of the connecting plate (306) is L-shaped.

6. The height-adjustable gear according to claim 4, characterized in that: The fixing mechanism (4) comprises a connection box (401) rotatably connected to the right side of the connection plate (306); the inner bottom wall of the connection box (401) is rotatably connected to a bidirectional screw (402) having one end extending through the outside of the connection box (401) via a bearing; a handle (403) is fixed to the top of the bidirectional screw (402); two moving blocks (404) are threadedly connected to the outer surface of the bidirectional screw (402); a limit block (405) extending through the outside of the connection box (401) is fixed to the right side of the moving block (404); and the fixing mechanism (4) further comprises limit grooves (406) provided on the upper and lower sides of the inner wall of the axis of the gear body (5).

7. A height-adjustable gear according to claim 6, characterized in that: Two movable holes are provided on the right side of the connection box (401), and the movable holes are slidably connected to the limit blocks (405).

8. The height-adjustable gear according to claim 6, characterized in that: The cross section of the limiting block (405) is L-shaped, and the limiting groove (406) is slidably connected to the limiting block (405).

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