Heavy universal trundle adjusting device

Abstract

The utility model discloses a heavy type universal trundle adjusting device which comprises a matching seat matched with a heavy type universal trundle and an operating rod which is connected with the matching seat in a rotating mode and used for driving the matching seat and the heavy type universal trundle to rotate, the length of the operating rod can be adjusted, and a positioning groove for containing the heavy type universal trundle is formed in the matching seat. According to the heavy type universal trundle adjusting device, danger caused by the fact that an operator directly operates the heavy type universal trundle below equipment can be avoided, meanwhile, the problems that the operation space is small, the overall weight is heavy, and operation is difficult are solved, the direction of the heavy type universal trundle is convenient to adjust, the use cost can be reduced, and the working efficiency can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of general aviation auxiliary equipment, and specifically relates to a heavy-duty universal caster adjusting device. Background Art

[0002] Casters are generally divided into two types: universal casters and fixed casters. In actual work, universal casters not only provide support and forward movement, but also play the role of controlling the forward direction of the object. As the market for caster applications matures, casters are used in every industry. Especially in the field of metal processing, some heavy molds are encountered and some heavy-duty casters are needed. The molds are generally composed of a pair of universal wheels and N pairs of fixed wheels. The weight of the mold is often more than 1 ton, and human propulsion is particularly important in the movement of the mold.

[0003] However, since the mold is very heavy, it is difficult to control the direction of the universal wheel, and it is often necessary to rely on manpower to adjust the direction of the universal wheel. However, this behavior is firstly dangerous, and secondly, it is often difficult to operate due to the small operating space, heavy overall weight, and difficult operation.

[0004] The Chinese patent application number 202010770675.X discloses a height adjustment mechanism of a universal caster, including a wheel body, a caster frame, a bearing and a mounting plate, wherein the wheel body is rotatably connected to the caster frame, the bearing is mounted on the top of the caster frame, and the bearing is mounted on the mounting plate; the mounting plate is connected to a height adjustment tube, the height adjustment tube is provided with a plurality of first through holes, and the plurality of first through holes are distributed along the length direction of the height adjustment tube, the height adjustment tube is sleeved on a telescopic rod, the telescopic rod is provided with a second through hole, and a bolt passes through the first through hole and the second through hole to fix the telescopic rod to the height adjustment tube. The present invention adjusts the height of the caster by bolts, and uses a wear-resistant ring to ensure the service life of the caster.

[0005] It is desirable to provide an improved heavy-duty swivel caster adjustment device, particularly a device that improves the convenience of adjusting the heavy-duty swivel caster. Utility Model Content

[0006] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a heavy-duty universal caster adjustment device, the purpose of which is to facilitate the adjustment of the direction of the heavy-duty universal caster.

[0007] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a heavy-duty universal caster adjustment device, including a matching seat matching the heavy-duty universal caster and a joystick rotatably connected to the matching seat and used to drive the matching seat and the heavy-duty universal caster to rotate, the length of the joystick is adjustable, and a positioning groove for accommodating the heavy-duty universal caster is provided on the matching seat.

[0008] The operating rod comprises a fixed connecting rod and an extended connecting rod, one end of the fixed connecting rod is connected to the matching seat, and the other end of the fixed connecting rod is connected to the extended connecting rod.

[0009] The fixed connecting rod and the extended connecting rod are detachably connected or rotatably connected.

[0010] The matching seat comprises a base and a fixed rotating seat arranged on the base, one end of the operating rod is rotatably connected to the fixed rotating seat, and the positioning groove is arranged on the base.

[0011] The joystick is tilted, and the tilt angle of the joystick is adjustable.

[0012] The matching seat also includes a rotating fixing frame arranged on the base, the operating rod is installed on the rotating fixing frame through a pin, and the rotating fixing frame is provided with a mounting hole for the pin to be inserted, and a plurality of mounting holes are provided.

[0013] The rotating fixing frame is an arc-shaped structure, and all the mounting holes on the rotating fixing frame are distributed along the arc shape.

[0014] Two rotating fixed frames are provided, and the joystick is located between the two rotating fixed frames.

[0015] The heavy-duty universal caster adjustment device of the utility model has the following beneficial effects:

[0016] 1. It can avoid the danger of operators operating heavy-duty universal casters directly under the equipment, and solve the problem of small operating space and heavy overall weight that is difficult to operate;

[0017] 2. Reduce use costs and improve work efficiency;

[0018] 3. The production process is simple and the material cost is low;

[0019] 4. Low failure rate, safe and reliable, easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] This specification includes the following drawings, which show the following contents:

[0021] Figure 1 It is a structural schematic diagram of the heavy-duty universal caster adjustment device of the utility model;

[0022] Figure 2 It is a schematic diagram of the connection between the matching seat and the joystick;

[0023] Figure 3 This is a schematic diagram of the use state of the heavy-duty universal caster adjustment device of the utility model;

[0024] The markings in the figure are: 1. base; 2. fixed rotating seat; 3. rotating fixed frame; 4. fixed connecting rod; 5. extended connecting rod. DETAILED DESCRIPTION

[0025] The specific implementation methods of the utility model are further explained in detail below with reference to the accompanying drawings through the description of embodiments, with the aim of helping technicians in the field to have a more complete, accurate and in-depth understanding of the concept and technical solution of the utility model and facilitating its implementation.

[0026] like Figures 1 to 3 As shown, the utility model provides a heavy-duty universal caster adjustment device, including a matching seat matching the heavy-duty universal caster and a joystick rotatably connected to the matching seat and used to drive the matching seat and the heavy-duty universal caster to rotate, the length of the joystick is adjustable, and a positioning groove for accommodating the heavy-duty universal caster is provided on the matching seat.

[0027] Specifically, if Figures 1 to 3 As shown, the joystick is used for the operator to hold. The operator pushes the joystick in the horizontal direction, and the joystick drives the matching seat to rotate in the horizontal plane. The matching seat drives the heavy-duty universal caster to rotate synchronously, so that the direction of the heavy-duty universal caster can be adjusted, and the operation is convenient and simple. The joystick includes a fixed link 4 and an extension link 5, one end of the fixed link 4 is connected to the matching seat, and the other end of the fixed link 4 is connected to the extension link 5.

[0028] like Figures 1 to 3 As shown, the fixed link 4 is tilted, the lower end of the fixed link 4 is connected to the matching seat, and the upper end of the fixed link 4 is connected to the extension link 5. The fixed link 4 is made of stainless steel and is used for the basic lever arm to adjust the direction of the caster. The extension link 5 is also made of stainless steel and is used for the extension lever arm to adjust the heavier carrier caster.

[0029] In this embodiment, the fixed link 4 and the extended link 5 are detachably connected, and the upper end of the fixed link 4 is connected to the lower end of the extended link 5 by a plurality of bolts or pins. After the extended link 5 is removed, the length of the operating lever is the shortest; after the extended link 5 is installed, the length of the operating lever is the longest.

[0030] like Figures 1 to 3 As shown, the mating seat includes a base 1 and a fixed rotating seat 2 fixedly arranged on the base 1, and the lower end of the fixed connecting rod 4 is rotatably connected to the fixed rotating seat 2. A positioning groove is arranged on the base 1, and the positioning groove is an arc-shaped groove. The shape of the positioning groove matches the roller body of the heavy-duty universal caster, and the two have the same diameter. The joystick is tilted, and the tilt angle of the joystick is adjustable.

[0031] like Figures 1 to 3As shown, the mating seat also includes a rotating fixed frame 3 fixedly arranged on the base 1, and the fixed connecting rod 4 is installed on the rotating fixed frame 3 through a pin. The rotating fixed frame 3 is provided with a mounting hole for inserting the pin, and a plurality of mounting holes are provided. The fixed connecting rod 4 is provided with a through hole for passing the pin. The rotating fixed frame 3 is an arc-shaped structure, and all the mounting holes on the rotating fixed frame 3 are distributed along the arc shape. The axis of the rotating fixed frame 3 and the rotation center line of the fixed connecting rod 4 are in the same straight line. By inserting the pin into the mounting holes at different positions on the rotating fixed frame 3, the joystick has different installation angles, and the tilt angle of the joystick can be adjusted, and the adjustment is convenient and simple.

[0032] like Figures 1 to 3 As shown, two rotating fixed frames 3 are provided, the joystick is located between the two rotating fixed frames 3, and three mounting holes are provided on the rotating fixed frames 3. The rotating fixed frames 3 are fixedly connected to the base 1 and cooperate with the fixed rotating seat 2 to form a triangular support structure.

[0033] Preferably, the base 1 is made of stainless steel, the rotating bracket 3 is made of stainless steel, and the fixed rotating seat 2 is made of stainless steel.

[0034] The direction adjustment method of heavy-duty universal casters is as follows:

[0035] 1. Weld the fixed rotating seat 2 to the specified position of the base 1, and then weld the two rotating fixed frames 3 to the fixed position of the base 1.

[0036] 2. The joystick is fixed to the fixed rotating seat 2 using a pin. The inclination angle of the joystick can be adjusted during use, and it is fixed to a mounting hole on the rotating fixed frame 3 using a pin;

[0037] 3. Push the device into the bottom of the heavy-duty universal caster, and the heavy-duty universal caster will be embedded in the positioning groove. After confirming that it is pushed to the bottom, rotate the joystick to adjust the direction of the heavy-duty universal caster.

[0038] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. Heavy-duty universal caster adjustment device, characterized by: It comprises a matching seat matched with the heavy-duty universal caster and a joystick rotatably connected with the matching seat and used for driving the matching seat and the heavy-duty universal caster to rotate. The length of the joystick is adjustable, and a positioning groove for accommodating the heavy-duty universal caster is arranged on the matching seat.

2. The heavy-duty universal caster adjustment device according to claim 1, characterized in that: The operating rod comprises a fixed connecting rod and an extended connecting rod, one end of the fixed connecting rod is connected to the matching seat, and the other end of the fixed connecting rod is connected to the extended connecting rod.

3. The heavy-duty universal caster adjustment device according to claim 2, characterized in that: The fixed connecting rod and the extended connecting rod are detachably connected or rotatably connected.

4. The heavy-duty universal caster adjustment device according to any one of claims 1 to 3, characterized in that: The matching seat comprises a base and a fixed rotating seat arranged on the base, one end of the operating rod is rotatably connected to the fixed rotating seat, and the positioning groove is arranged on the base.

5. The heavy-duty universal caster adjustment device according to claim 4, characterized in that: The joystick is tilted, and the tilt angle of the joystick is adjustable.

6. The heavy-duty universal caster adjustment device according to claim 5, characterized in that: The matching seat also includes a rotating fixing frame arranged on the base, the operating rod is installed on the rotating fixing frame through a pin, and the rotating fixing frame is provided with a mounting hole for the pin to be inserted, and a plurality of mounting holes are provided.

7. The heavy-duty universal caster adjustment device according to claim 6, characterized in that: The rotating fixing frame is an arc-shaped structure, and all the mounting holes on the rotating fixing frame are distributed along the arc shape.

8. The heavy-duty universal caster adjustment device according to claim 6, characterized in that: Two rotating fixed frames are provided, and the joystick is located between the two rotating fixed frames.

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