Alloy steel connecting rod for miniature loader

Abstract

The utility model discloses an alloy steel connecting rod for a miniature loader, which comprises a first alloy steel connecting rod head, a second alloy steel connecting rod head and a third alloy steel connecting rod head, a first inserting block is arranged at the left end of the alloy steel splicing rod and connected with the first inserting groove in an inserted mode, and a second inserting groove is formed in the right end of the alloy steel splicing rod. The first alloy steel connecting rod head, the alloy steel splicing rods and the second alloy steel connecting rod head are assembled, so that the number of the alloy steel splicing rods between the first alloy steel connecting rod head and the second alloy steel connecting rod head can be increased or decreased according to the length of the required connecting rod, and the length of the whole connecting rod is increased or decreased; after the first alloy steel connecting rod head, the alloy steel splicing rod and the second alloy steel connecting rod head are assembled, the first alloy steel connecting rod head, the alloy steel splicing rod and the second alloy steel connecting rod head can be fixed through the reinforcing rods, in this way, an alloy steel connecting rod with a certain length does not need to be customized, and the production efficiency of the miniature loader can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of miniature loader parts, in particular to an alloy steel connecting rod used on a miniature loader. Background Art

[0002] With the widespread application of micro loaders in agricultural production, small-scale engineering construction and other fields, the performance requirements for their key components are also increasing. As an important component of the working mechanism of the micro loader, the connecting rod is subjected to complex alternating loads. Its performance directly affects the working efficiency and service life of the whole machine.

[0003] Nowadays, most of the alloy steel connecting rods used in micro loaders are fixed in length, which results in the customization of the connecting rod length specifications. Sometimes, when the connecting rod needs to be adjusted to different lengths according to different requirements, customization will delay the time and affect the efficiency of micro loader production. Utility Model Content

[0004] The purpose of the utility model is to overcome the defects of the prior art and provide an alloy steel connecting rod for a mini loader to solve the problems existing in the above-mentioned background technology.

[0005] An alloy steel connecting rod for a mini loader, comprising:

[0006] An alloy steel connecting rod head 1, wherein a slot 1 is formed at the right end of the alloy steel connecting rod head 1;

[0007] An alloy steel splicing rod, wherein a first plug-in block is provided at the left end of the alloy steel splicing rod, the first plug-in block is plugged into a first slot, and a second slot is provided at the right end of the alloy steel splicing rod;

[0008] A second alloy steel connecting rod head, wherein a second plug-in block is provided at the left end of the second alloy steel connecting rod head, and the second plug-in block is plugged into the second slot;

[0009] Reinforcement rods, there are four reinforcement rods and they are rotatably connected to the left and right sides of the upper and lower ends of the alloy steel splicing rods. A rotating shaft assembly is installed between the reinforcement rods on the same vertical line. The rotating shaft assembly and the alloy steel splicing rod are movably penetrated. A screw hole is provided at the end of the reinforcement rod. A large screw is threadedly connected inside the screw hole. The large screw is penetrated by the alloy steel connecting rod head one, the alloy steel splicing rod, and the alloy steel connecting rod head two.

[0010] Preferably, the alloy steel connecting rod head is provided with a through hole on the right side of both upper and lower ends, and the large screw is interlaced with the through hole.

[0011] Preferably, three through holes are provided on the left sides of the upper and lower ends of the second alloy steel connecting rod head, and the large screw is interlaced with the three through holes.

[0012] Preferably, two through holes are provided at both upper and lower ends and left and right sides of the alloy steel splicing rod, and the large screw is interlaced with the two through holes.

[0013] Preferably, the surfaces of the first and second plug blocks are each provided with a fourth through hole, and the large screw is interlaced with the fourth through hole.

[0014] Preferably, the rotating shaft assembly includes an upper end head, a lower end head, an upper rectangular head, a sleeve, a lower rectangular head, a rectangular shaft, a small screw and a nut, the upper rectangular head is fixed at the lower end of the upper end head, the sleeve is fixed at the lower end of the upper rectangular head, the lower rectangular head is fixed at the upper end of the lower end head, the rectangular shaft is fixed at the upper end of the lower rectangular head, the rectangular shaft is plugged into the sleeve, the small screw is penetrated at the upper end of the upper end head, the nut is embedded and fixed at the lower end of the lower end head, the end of the small screw penetrates the upper rectangular head, the sleeve, the rectangular shaft, the lower rectangular head, the lower end head and is threadedly connected to the nut, the upper rectangular head and the lower rectangular head are penetrated by the reinforcement rod, the outer part of the sleeve is cylindrical and is penetrated by the alloy steel splicing rod.

[0015] Beneficial effect: The alloy steel connecting rod used on the mini loader is assembled by arranging the alloy steel connecting rod head one, the alloy steel spliced ​​rod and the alloy steel connecting rod head two. In this way, the length of the entire connecting rod can be increased or decreased by increasing or decreasing the number of alloy steel spliced ​​rods between the alloy steel connecting rod head one and the alloy steel connecting rod head two according to the required length of the connecting rod. After the alloy steel connecting rod head one, the alloy steel spliced ​​rod and the alloy steel connecting rod head two are assembled, the alloy steel connecting rod head one, the alloy steel spliced ​​rod and the alloy steel connecting rod head two can be fixed with a reinforcement rod. In this way, there is no need to customize alloy steel connecting rods of a certain length, thereby improving the efficiency of producing mini loaders. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the overall disassembly of the utility model;

[0018] Figure 3 It is a cross-sectional schematic diagram of the rotating shaft assembly of the utility model.

[0019] In the figure: 1-alloy steel connecting rod head one, 11-slot one, 12-perforation one, 2-alloy steel splicing rod, 21-perforation two, 22-slot two, 23-insert block one, 3-rotating shaft assembly, 31-upper end head, 32-lower end head, 33-upper rectangular head, 34-sleeve, 35-lower rectangular head, 36-rectangular shaft, 37-small screw, 38-nut, 4-reinforcement rod, 41-large screw, 42-screw hole, 5-alloy steel connecting rod head two, 51-insert block two, 52-perforation three. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 2 , an alloy steel connecting rod for a mini loader, comprising:

[0021] An alloy steel connecting rod head 1, wherein a slot 11 is provided at the right end of the alloy steel connecting rod head 1, and a through hole 12 is provided at both upper and lower ends of the alloy steel connecting rod head 1;

[0022] The alloy steel splicing rod 2 has an insert block 23 at its left end, the insert block 23 is plugged into the slot 11, the alloy steel splicing rod 2 has a slot 22 at its right end, and the alloy steel splicing rod 2 has a through hole 21 at both the upper and lower ends and the left and right sides;

[0023] The alloy steel connecting rod head 5 has a second plug block 51 at its left end, the plug block 51 is plugged into the second slot 22, and a third through hole 52 is formed on the left sides of the upper and lower ends of the alloy steel connecting rod head 5;

[0024] Reinforcement rod 4, there are four reinforcement rods 4 and they are rotatably connected to the left and right sides of the upper and lower ends of the alloy steel splicing rod 2 respectively, a rotating shaft assembly 3 is installed through the reinforcement rods 4 on the same vertical line, the rotating shaft assembly 3 and the alloy steel splicing rod 2 are movably penetrated, a screw hole 42 is provided at the end of the reinforcement rod 4, a large screw 41 is threadedly connected inside the screw hole 42, the large screw 41 is penetrated by the alloy steel connecting rod head 1, the alloy steel splicing rod 2, and the alloy steel connecting rod head 2 5, the large screw 41 is interspersed with the through hole 12, the large screw 41 is interspersed with the through hole 3 52, the large screw 41 is interspersed with the through hole 21, the surfaces of the insert block 1 23 and the insert block 2 51 are both provided with a through hole 4, the large screw 41 is interspersed with the through hole 4.

[0025] In summary, the present application can connect the slot 11 of the alloy steel connecting rod head 1 with the plug block 2 51 of the alloy steel connecting rod head 2 5, and then use the bolt and nut assembly to pass through the through hole 12 and the through hole 3 52 to tighten and fix them. In this way, there is no need to use the alloy steel splicing rod 2 in the middle. When the length needs to be increased, the alloy steel splicing rod 2 can be assembled between the alloy steel connecting rod head 1 and the alloy steel connecting rod head 2 5, and the plug block 1 23 of the alloy steel splicing rod 2 is inserted into the slot 11 of the alloy steel connecting rod head 1 , insert the insert block 2 51 of the alloy steel connecting rod head 2 5 into the slot 2 22 of the alloy steel splicing rod 2, then rotate the left reinforcement rod 4 until the screw hole 42 corresponds to the through hole 12, and the right reinforcement rod 4 until the screw hole 42 corresponds to the through hole 3 52, and then rotate the large screw 41 to make the large screw 41 and the screw hole 42 threadedly connected and move, and the large screw 41 passes through the alloy steel connecting rod head 1, the alloy steel connecting rod head 2 5 and is threadedly connected with the screw hole 42 in another reinforcement rod 4 on the same vertical line, and the large screw is tightened. The work of the wire 41 is completed, and the assembly and fixation of the alloy steel connecting rod is completed. When it is necessary to add another alloy steel splicing rod 2, the connection between the alloy steel splicing rods 2 is also the same, so that the plug-in block 1 23 of one alloy steel splicing rod 2 is inserted into the slot 2 22 of another alloy steel splicing rod 2, but only one reinforcement rod 4 is needed on one of the alloy steel splicing rods 2. In this way, by setting the alloy steel connecting rod head 1, the alloy steel splicing rod 2, and the alloy steel connecting rod head 2 5 into an assembled type, it can be used according to the use The required length of the alloy steel connecting rod can be increased or decreased by increasing or decreasing the number of alloy steel splicing rods 2 between the alloy steel connecting rod head 1 and the alloy steel connecting rod head 2 5 to increase or decrease the length of the entire alloy steel connecting rod. After the alloy steel connecting rod head 1, the alloy steel splicing rod 2 and the alloy steel connecting rod head 2 5 are assembled, the reinforcement rod 4 can be used to fix the alloy steel connecting rod head 1, the alloy steel splicing rod 2 and the alloy steel connecting rod head 2 5. In this way, there is no need to customize an alloy steel connecting rod of a certain length, thereby improving the efficiency of producing micro loaders.

[0026] See also Figure 3The rotating shaft assembly 3 includes an upper end head 31, a lower end head 32, an upper rectangular head 33, a sleeve 34, a lower rectangular head 35, a rectangular shaft 36, a small screw 37 and a nut 38. The upper rectangular head 33 is fixed to the lower end of the upper end head 31, the sleeve 34 is fixed to the lower end of the upper rectangular head 33, the lower rectangular head 35 is fixed to the upper end of the lower end head 32, the rectangular shaft 36 is fixed to the upper end of the lower rectangular head 35, the rectangular shaft 36 is plugged into the sleeve 34, the small screw 37 is arranged through the upper end of the upper end head 31, the nut 38 is embedded and fixed at the lower end of the lower end head 32, the end of the small screw 37 passes through the upper rectangular head 33, the sleeve 34, the rectangular shaft 36, the lower rectangular head 35, the lower end head 32 and is threadedly connected to the nut 38, the upper rectangular head 33 and the lower rectangular The head 35 is arranged through the reinforcement rod 4, and the sleeve 34 is cylindrical on the outside and is arranged through the alloy steel splicing rod 2. The installation between the reinforcement rod 4 and the alloy steel splicing rod 2 is to first insert the upper rectangular head 33 into the reinforcement rod 4 above the alloy steel splicing rod 2, and insert the sleeve 34 into the reserved hole in the alloy steel splicing rod 2, and then insert the lower rectangular head 35 into the reinforcement rod 4 below the alloy steel splicing rod 2, and insert the rectangular shaft 36 into the interior of the sleeve 34, and finally screw it into the nut 38 with a small screw 37, so that the sleeve 34 can rotate with the alloy steel splicing rod 2, and the rotation of the sleeve 34 can drive the rectangular shaft 36 to rotate, thereby driving the upper and lower reinforcement rods 4 to move at the same time through the upper rectangular head 33 and the lower rectangular head 35, so that the reinforcement rod 4 can be disassembled and installed according to needs.

Claims

1. An alloy steel connecting rod for a mini loader, characterized in that: include: An alloy steel connecting rod head (1), wherein a slot (11) is formed at the right end of the alloy steel connecting rod head (1); An alloy steel splicing rod (2), wherein a first plug block (23) is provided at the left end of the alloy steel splicing rod (2), wherein the first plug block (23) is plugged into the first slot (11), and a second slot (22) is provided at the right end of the alloy steel splicing rod (2); A second alloy steel connecting rod head (5), wherein a second plug block (51) is provided at the left end of the second alloy steel connecting rod head (5), and the second plug block (51) is plugged into the second slot (22); The reinforcing rods (4) are four in number and are rotatably connected to the left and right sides of the upper and lower ends of the alloy steel splicing rod (2). A rotating shaft assembly (3) is installed between the reinforcing rods (4) on the same vertical line. The rotating shaft assembly (3) and the alloy steel splicing rod (2) are movably connected. A screw hole (42) is provided at the end of the reinforcing rod (4). A large screw (41) is threadedly connected inside the screw hole (42). The large screw (41) is connected to the alloy steel connecting rod head 1 (1), the alloy steel splicing rod (2), and the alloy steel connecting rod head 2 (5).

2. The alloy steel connecting rod for a mini loader according to claim 1, characterized in that: The alloy steel connecting rod head (1) is provided with a through hole (12) on the right side of both upper and lower ends, and the large screw (41) is interlaced with the through hole (12).

3. The alloy steel connecting rod for a mini loader according to claim 1, characterized in that: The alloy steel connecting rod head 2 (5) is provided with a third through hole (52) on the left side at both upper and lower ends, and the large screw (41) is interlaced with the third through hole (52).

4. The alloy steel connecting rod for a mini loader according to claim 1, characterized in that: The alloy steel splicing rod (2) is provided with two through holes (21) at both upper and lower ends and on both left and right sides, and the large screw (41) is interlaced with the two through holes (21).

5. The alloy steel connecting rod for a mini loader according to claim 1, characterized in that: The surfaces of the first plug block (23) and the second plug block (51) are both provided with four through holes, and the large screw (41) is interlaced with the four through holes.

6. The alloy steel connecting rod for a mini loader according to claim 1, characterized in that: The rotating shaft assembly (3) comprises an upper end head (31), a lower end head (32), an upper rectangular head (33), a shaft sleeve (34), a lower rectangular head (35), a rectangular shaft (36), a small screw (37) and a nut (38), wherein the upper rectangular head (33) is fixed to the lower end of the upper end head (31), the shaft sleeve (34) is fixed to the lower end of the upper rectangular head (33), the lower rectangular head (35) is fixed to the upper end of the lower end head (32), the rectangular shaft (36) is fixed to the upper end of the lower rectangular head (35), and the rectangular shaft (36) and the shaft sleeve (38) are connected to each other. 34) plug-in, the small screw (37) is set through the upper end of the upper end head (31), the nut (38) is embedded and fixed at the lower end of the lower end head (32), the end of the small screw (37) passes through the upper rectangular head (33), the shaft sleeve (34), the rectangular shaft (36), the lower rectangular head (35), the lower end head (32) and is threadedly connected with the nut (38), the upper rectangular head (33) and the lower rectangular head (35) are set through the reinforcing rod (4), the outer part of the shaft sleeve (34) is cylindrical and is set through the alloy steel splicing rod (2).

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