Multi-arm operation trolley frame

Abstract

A multi-arm operation trolley frame relates to the technical field of trolley frames and is characterized in that a front arm seat, a middle arm seat, a rear axle hinge seat and a rear support leg sleeve are respectively mounted on a main beam, an arm seat main body is positioned on the main beam and fixedly connected with the main beam, and arm plate on two sides of the arm seat main body are respectively and fixedly connected with an arm frame connecting hinge seat; bottom connecting ribs are fixedly connected to the arm plates on the two sides of the arm seat body respectively, the bottom connecting ribs are located on one side of the arm frame connecting hinged support, the two bottom connecting ribs are located on the main beam and correspond to each other, and supporting leg fixing seats are fixedly connected to the arm plates on the two sides of the arm seat body respectively. According to the multi-arm operation trolley frame, the two arm seats of the auxiliary arm and the main frame are integrated and welded into a whole, the structure is compact, the machining and assembling difficulty is reduced, fault points are reduced, the production and manufacturing difficulty is reduced, the whole machine is light in weight, the trolley frame is lighter on the premise that the bearing capacity is not reduced, and the multi-arm operation trolley frame has the advantages of being low in cost and convenient to use. And the trafficability and the stability of the whole machine are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trolley frames, in particular to a multi-arm operating trolley frame. Background Art

[0002] The engineering machinery industry in China is developing rapidly. In the construction of tunnels, large-scale mechanical equipment, such as arch frame trolleys and rock drilling trolleys, etc., are gradually used in various processes to replace manual labor and reduce labor intensity. Most of the large-scale equipment used in tunnels, such as arch frame trolleys and rock drilling trolleys, are integrated with multiple mechanical arms. The arm seat and the frame of the mechanical arm are mostly connected by bolts, that is, the arm seat and the frame are split into a design. When the mechanical arm is under high load, the connection between the arm seat and the frame is more likely to loosen or even be damaged. At the same time, the strength requirements of the frame are higher, which is not conducive to the lightweight of the whole machine. Utility Model Content

[0003] In order to overcome the deficiencies in the background technology, the utility model discloses a multi-arm work trolley frame. The utility model adopts an auxiliary arm and two arm seats that are integrated and welded with the main frame as one. The structure is compact, the difficulty of processing and assembly is reduced, the failure points are reduced, the difficulty of production is reduced, the whole machine is lightweight, and the frame is lighter without reducing the carrying capacity. The benefits brought are not only low cost, but also improved passability and stability of the whole machine.

[0004] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0005] A multi-arm work trolley frame comprises a main frame, a right front frame, a right rear wheel cover and a left front frame, a left rear wheel cover are fixedly connected on both sides of the main frame, a right middle frame is installed between the right front frame and the right rear wheel cover, and a left middle frame is installed between the left front frame and the left rear wheel cover. The main frame comprises a main beam, a front arm seat, an intermediate arm seat, a rear axle articulated seat and a rear outrigger sleeve, and the front arm seat, the intermediate arm seat, the rear axle articulated seat and the rear outrigger sleeve are respectively installed on the main beam.

[0006] The forearm seat includes an arm seat body, an arm support connecting hinge seat, a leg fixing seat and a bottom connecting rib. The arm seat body is located on the main beam and fixedly connected, and the arm plates on both sides of the arm seat body are respectively fixedly connected with the arm support connecting hinge seats, the arm plates on both sides of the arm seat body are respectively fixedly connected with the bottom connecting ribs, and the bottom connecting ribs are located on one side of the arm support connecting hinge seat, the two bottom connecting ribs are both located on the main beam and correspond to each other, and the arm plates on both sides of the arm seat body are respectively fixedly connected with the leg fixing seats.

[0007] A reinforcing rib is fixedly connected to one side of the leg fixing seat, and one end of the reinforcing rib is fixedly connected to one side of the main beam.

[0008] The arm seat body is composed of two arm seats and a bottom connecting rib, and the bottom connecting rib of the arm seat body is located in the main beam and fixedly connected, and the arm seats on both sides of the arm seat body are respectively fixedly connected with the arm support connecting hinge seat and the bottom connecting rib.

[0009] The intermediate arm seat is located on the upper surface of the main beam and is fixedly connected, and the intermediate arm seat is located between the front arm seat and the rear axle articulated seat.

[0010] The rear axle articulated seat is located at a portion of the lower surface of the main beam which has an arc and is fixedly connected, and the rear axle articulated seat is located between the middle arm seat and the rear support leg sleeve.

[0011] Due to the adoption of the above technical solution, the utility model has the following beneficial effects:

[0012] The utility model describes a multi-arm work trolley frame, which adopts an auxiliary arm and two arm seats that are integrated and welded with the main frame as one body. It has a compact structure, reduces the difficulty of processing and assembly, reduces the points of failure, reduces the difficulty of production and manufacturing, and makes the whole machine lightweight. The frame is lighter without reducing the carrying capacity, which brings the benefit of not only reducing the cost, but also improving the passability and stability of the whole machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the main frame structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the forearm seat structure of the utility model;

[0016] 1. Right front frame; 2. Main frame; 2-1. Main beam; 2-2. Front arm seat; 2-2-1. Arm seat body; 2-2-2. Arm frame connecting hinge seat; 2-2-3. Outrigger fixing seat; 2-2-4. Bottom connecting rib; 2-2-5. Reinforcing rib; 2-3. Intermediate arm seat; 2-4. Rear axle hinge seat; 2-5. Rear outrigger sleeve; 3. Right middle frame; 4. Right rear wheel cover; 5. Left rear wheel cover; 6. Left middle frame; 7. Left front frame. DETAILED DESCRIPTION

[0017] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0018] Combined with Figures 1 to 3The multi-arm work trolley frame comprises a main frame 2, and the two sides of the main frame 2 are respectively fixedly connected with a right front frame 1, a right rear wheel cover 4 and a left front frame 7, and a left rear wheel cover 5. A right middle frame 3 is installed between the right front frame 1 and the right rear wheel cover 4, and a left middle frame 6 is installed between the left front frame 7 and the left rear wheel cover 5. The main frame 2 comprises a main beam 2-1, a front arm seat 2-2, an intermediate arm seat 2-3, a rear axle articulated seat 2-4 and a rear outrigger sleeve 2-5. The front arm seat 2-2, the intermediate arm seat 2-3, the rear axle articulated seat 2-4 and the rear outrigger sleeve 2-5 are respectively installed on the main beam 2-1.

[0019] The forearm seat 2-2 includes an arm seat body 2-2-1, an arm frame connecting hinge seat 2-2-2, a leg fixing seat 2-2-3 and a bottom connecting rib 2-2-4, the arm seat body 2-2-1 is located on the main beam 2-1 and fixedly connected, and the arm plates on both sides of the arm seat body 2-2-1 are respectively fixedly connected with the arm frame connecting hinge seats 2-2-2, the arm frame connecting hinge seats 2-2-2 are connected to the mechanical arm through a pin shaft and an oil cylinder, the arm plates on both sides of the arm seat body 2-2-1 are respectively fixedly connected with the bottom connecting rib 2-2-4, and the bottom connecting rib 2-2-4 is located on one side of the arm frame connecting hinge seat 2-2-2, the two bottom connecting ribs 2-2-4 are both located on the main beam 2-1 and correspond to each other, the arm plates on both sides of the arm seat body 2-2-1 are respectively fixedly connected with the leg fixing seats 2-2-3, and the leg fixing seats 2-2-3 are used to connect the front leg oil cylinder.

[0020] A reinforcing rib 2-2-5 is fixedly connected to one side of the leg fixing seat 2-2-3, and one end of the reinforcing rib 2-2-5 is fixedly connected to one side of the main beam 2-1.

[0021] The arm seat body 2-2-1 is composed of two arm seats and a bottom connecting rib, and the bottom connecting rib of the arm seat body 2-2-1 is located in the main beam 2-1 and fixedly connected, and the arm seats on both sides of the arm seat body 2-2-1 are respectively fixedly connected with an arm support connecting hinge seat 2-2-2 and a bottom connecting rib 2-2-4, and the arm seat body 2-2-1 is made of riveted and welded plates. The bottom connecting rib and reinforcing rib 2-2-5 of the arm seat body 2-2-1 are used to connect the arm seat and the main beam 2-1 to increase the structural strength.

[0022] The intermediate arm seat 2-3 is located on the upper surface of the main beam 2-1 and is fixedly connected, and the intermediate arm seat 2-3 is located between the front arm seat 2-2 and the rear axle articulated seat 2-4.

[0023] The rear axle articulated seat 2-4 is located at a curved portion of the lower surface of the main beam 2-1 and is fixedly connected, and the rear axle articulated seat 2-4 is located between the intermediate arm seat 2-3 and the rear support leg sleeve 2-5.

[0024] The described multi-arm work trolley frame, when in use, the arm frame connecting hinge seat 2-2-2 is connected to the mechanical arm through a pin shaft and a cylinder, and the bottom connecting ribs and reinforcing ribs 2-2-5 of the arm seat body 2-2-1 are used to connect the arm seat and the main beam 2-1, thereby increasing the strength of the vehicle body and facilitating assembly by the staff. The front outrigger cylinder is installed through the outrigger fixing seat 2-2-3, and the arm seat body 2-2-1 equipped with the mechanical arm is supported by the front outrigger cylinder.

[0025] The parts of the present invention that are not described in detail are prior art. Although the present invention is specifically demonstrated and introduced in conjunction with the preferred implementation scheme, there are many methods and ways to implement the technical solution. The above is only a preferred implementation scheme of the present invention. However, technical personnel in the relevant field should understand that various changes can be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined in the attached claims, which are all within the scope of protection of the present invention.

Claims

1. A multi-arm work trolley frame, comprising a main frame (2), wherein a right front frame (1), a right rear wheel cover (4) and a left front frame (7), a left rear wheel cover (5) are fixedly connected to two sides of the main frame (2), respectively, a right middle frame (3) is installed between the right front frame (1) and the right rear wheel cover (4), and a left middle frame (6) is installed between the left front frame (7) and the left rear wheel cover (5), wherein: The main frame (2) comprises a main beam (2-1), a front arm seat (2-2), an intermediate arm seat (2-3), a rear axle articulated seat (2-4) and a rear outrigger sleeve (2-5); the front arm seat (2-2), the intermediate arm seat (2-3), the rear axle articulated seat (2-4) and the rear outrigger sleeve (2-5) are respectively mounted on the main beam (2-1).

2. The multi-arm work trolley frame according to claim 1 is characterized in that: The forearm seat (2-2) comprises an arm seat body (2-2-1), an arm frame connecting hinge seat (2-2-2), a leg fixing seat (2-2-3) and a bottom connecting rib (2-2-4); the arm seat body (2-2-1) is located on the main beam (2-1) and fixedly connected, and the arm frame connecting hinge seats (2-2-2) are fixedly connected to the arm plates on both sides of the arm seat body (2-2-1), and the bottom connecting rib (2-2-4) is fixedly connected to the arm plates on both sides of the arm seat body (2-2-1), and the bottom connecting rib (2-2-4) is located on one side of the arm frame connecting hinge seat (2-2-2), and the two bottom connecting ribs (2-2-4) are both located on the main beam (2-1) and correspond to each other, and the leg fixing seats (2-2-3) are fixedly connected to the arm plates on both sides of the arm seat body (2-2-1).

3. The multi-arm work trolley frame according to claim 2 is characterized in that: A reinforcing rib (2-2-5) is fixedly connected to one side of the leg fixing seat (2-2-3), and one end of the reinforcing rib (2-2-5) is fixedly connected to one side of the main beam (2-1).

4. The multi-arm work trolley frame according to claim 2 is characterized in that: The arm seat body (2-2-1) is composed of two arm seats and a bottom connecting rib, and the bottom connecting rib of the arm seat body (2-2-1) is located inside the main beam (2-1) and fixedly connected, and the arm seats on both sides of the arm seat body (2-2-1) are respectively fixedly connected with an arm frame connecting hinge seat (2-2-2) and a bottom connecting rib (2-2-4).

5. The multi-arm work trolley frame according to claim 1 is characterized in that: The intermediate arm seat (2-3) is located on the upper surface of the main beam (2-1) and is fixedly connected, and the intermediate arm seat (2-3) is located between the front arm seat (2-2) and the rear axle articulated seat (2-4).

6. The multi-arm work trolley frame according to claim 1 is characterized in that: The rear axle articulated seat (2-4) is located at a curved portion of the lower surface of the main beam (2-1) and is fixedly connected thereto, and the rear axle articulated seat (2-4) is located between the intermediate arm seat (2-3) and the rear support leg sleeve (2-5).

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