Hoe-shaped connecting shaft

Abstract

The utility model relates to the technical field of mechanical connecting assemblies and discloses a hoe-shaped connecting shaft which comprises a shaft end, a shaft rod is fixedly welded to the upper end of the other side of the shaft end, a reinforcing mechanism is arranged at the joint of the shaft end and the shaft rod, and a groove is formed in the middle of the lower portion of the outer side wall of one end of the shaft end. The reinforcing mechanism comprises a reinforcing sleeve fixedly connected to the outer side wall of one end of the shaft rod in a sleeving mode, four reinforcing frames are annularly and fixedly connected to the annular outer side wall of the peripheral side of the reinforcing sleeve at equal intervals, the reinforcing frames are obliquely arranged, and one ends of the reinforcing frames are fixedly connected with the shaft end. According to the utility model, the plurality of matching holes are formed in the peripheral side of the whole shaft body, namely, the matching holes are formed in the peripheries of the shaft rod and the shaft end of the shaft body, and the plurality of matching holes can be flexibly matched and assembled with matched mechanical components.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical connection components, in particular to a hoe-shaped connection shaft. Background Art

[0002] A shaft is a cylindrical object that passes through the middle of a bearing, a wheel, or a gear. A small number of shafts are square. They are mechanical parts that support rotating parts and rotate with them to transmit motion, torque, or bending moment. Shafts can be divided into two categories: crankshafts and straight shafts according to the shape of the axis. The crankshaft can transform rotational motion into linear motion or perform motion conversion of the opposite nature with the help of a connecting rod mechanism. At present, there are many types of shafts, including hoe-shaped connecting shafts.

[0003] The utility model with prior art publication number CN207122488U relates to a connecting shaft, comprising a smooth portion in the middle, a first connecting portion and a second connecting portion, the smooth portion being fixedly connected to the second connecting portion, a connecting rod being arranged between the first connecting portion and the smooth portion, the first connecting portion and the smooth portion being axially provided with grooves for accommodating the connecting rod, the two ends of the connecting rod being respectively embedded in the grooves, the connecting rod being interference fit with the first connecting portion and the smooth portion respectively, and the contacting parts of the first connecting portion and the smooth portion being welded and fixed; the first connecting portion and the second connecting portion are both provided with threads, the first connecting portion and the second connecting portion are respectively threadedly connected with a first nut and a second nut, a clamping block being arranged between the smooth portion and the first connecting portion, the clamping block being a hollow annular structure, and the first connecting portion passing through the clamping block.

[0004] However, the above device still has the following problems when in use: the connection between the shaft rod and the shaft end of the shaft body itself mainly relies on welding or an integrally formed structure design, and the shaft rod and the shaft end of the shaft body often need to withstand radial force when in use. Therefore, it is difficult to resist damage well by relying solely on its material or welding. At the same time, there are fewer openings on the circumference of the shaft body, which makes it difficult to flexibly cooperate with the assembly of matching mechanical components. Utility Model Content

[0005] 1. Technical problems solved:

[0006] In view of the deficiencies of the prior art, the utility model provides a hoe-shaped connecting shaft, which solves the problems raised by the background technology.

[0007] (II) Technical solution:

[0008] The cam is an axially-coupled shaft according to claim 1, wherein the cam is secured to the shaft with a secure connection to the top of the shaft and the bottom of the shaft is secured to the top of the shaft.

[0009] As a further solution of the utility model: a first matching hole is respectively provided at the four corners of the outer wall of one end of the shaft end, and three second matching holes are provided on the outer wall of one end of the shaft end and located above the groove. The two lower first matching holes penetrate the two side walls of the shaft end, and the three second matching holes are arranged in a triangular shape, and the corresponding mechanical components of the shaft end can be arranged through the matching holes of the shaft end.

[0010] As a further solution of the utility model: a third matching hole is opened in the middle of the upper outer wall of one end of the shaft end, a fifth matching hole is opened at the center of the bottom wall of the shaft end, and a fourth matching hole is opened in each of the outer walls on the front and rear sides above the shaft end. The two fourth matching holes are arranged symmetrically in the front and rear, and the corresponding mechanical components of the shaft end can be arranged through the matching holes of the shaft end.

[0011] As a further solution of the utility model: a sixth matching hole is opened at an upper middle part of the annular outer side wall of the shaft rod, and a seventh matching hole is opened at the center of the outer side wall at the other end of the shaft rod, and the corresponding mechanical components of the shaft rod can be arranged through the matching holes of the shaft rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, a reinforcing mechanism is provided at the shaft rod and the shaft end of the integrally connected shaft body, and the reinforcing mechanism comprises a reinforcing sleeve fixedly sleeved on one end of the shaft rod, and four reinforcing frames are fixedly connected at equal angles to the outer side wall of the reinforcing sleeve, and one end of the four reinforcing frames is fixedly connected to the shaft end, so as to play a role in reinforcing the structure of the connection between the shaft rod and the shaft end, and improve its ability to resist radial force damage.

[0014] 2. In the present invention, a plurality of matching holes are provided around the circumference of the integral shaft body, that is, matching holes are provided around the shaft rod and the shaft end of the shaft body, and the plurality of matching holes can be flexibly matched to assemble matching mechanical components. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The overall three-dimensional Figure 1 ;

[0016] Figure 2 The overall three-dimensional Figure 2 ;

[0017] Figure 3 This is a disassembled stereoscopic diagram of the shaft body and the reinforcement mechanism of the utility model.

[0018] In the figure: 1. shaft end; 2. shaft rod; 3. reinforcement mechanism; 4. groove; 5. first matching hole; 6. second matching hole; 7. third matching hole; 8. fourth matching hole; 9. fifth matching hole; 10. sixth matching hole; 11. seventh matching hole; 31. reinforcement sleeve; 32. reinforcement frame; 33. through groove. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figures 1 to 3 In the embodiment of the utility model, a hoe-shaped connecting shaft includes a shaft end 1, a shaft rod 2 is fixedly welded to the upper end of the other side of the shaft end 1, a reinforcing mechanism 3 is arranged at the joint between the shaft end 1 and the shaft rod 2, a groove 4 is opened in the middle of the lower part of the outer wall of one end of the shaft end 1, and the reinforcing mechanism 3 includes a reinforcing sleeve 31 fixedly sleeved on the outer wall of one end of the shaft rod 2, and the outer annular wall around the reinforcing sleeve 31 is fixedly connected with four reinforcing frames 32 in an annular equidistant shape, and the reinforcing frames 32 are all arranged in an inclined shape, and the reinforcing frames One end of 32 is fixedly connected to the shaft end 1, a through groove 33 is opened in the middle of the reinforcement frame 32, and a reinforcement mechanism 3 is arranged at the shaft rod 2 and the shaft end 1 of the integrally connected shaft body, and the reinforcement mechanism 3 includes a reinforcement sleeve 31 fixedly sleeved on one end of the shaft rod 2, and four reinforcement frames 32 are fixedly connected to the outer side wall of the reinforcement sleeve 31 at equal angles, and one end of the four reinforcement frames 32 is fixedly connected to the shaft end 1, so as to play a structural reinforcement role at the connection between the shaft rod 2 and the shaft end 1, and improve its ability to resist radial force damage.

[0021] A first matching hole 5 is provided at each of the four corners of the outer wall of one end of the shaft end 1, and three second matching holes 6 are provided on the outer wall of one end of the shaft end 1 and located above the groove 4. The two first matching holes 5 below penetrate the two side walls of the shaft end 1, and the three second matching holes 6 are arranged in a triangular shape, and the corresponding mechanical components of the shaft end 1 can be arranged through the matching holes of the shaft end 1.

[0022] A third matching hole 7 is opened in the middle of the upper outer wall of one end of the shaft end 1, a fifth matching hole 9 is opened at the center of the bottom wall of the shaft end 1, and a fourth matching hole 8 is opened on each of the outer walls on the front and rear sides above the shaft end 1. The two fourth matching holes 8 are arranged symmetrically in the front and rear, and the corresponding mechanical components of the shaft end 1 can be arranged through the matching holes of the shaft end 1.

[0023] A sixth matching hole 10 is opened at the upper middle of the annular outer wall of the shaft rod 2, and a seventh matching hole 11 is opened at the center of the outer wall at the other end of the shaft rod 2. The matching holes of the shaft rod 2 can be used to arrange the corresponding mechanical components of the shaft rod 2.

[0024] The working principle of the utility model is as follows: a plurality of matching holes are provided on the circumference of the integral shaft body, that is, matching holes are provided on the circumference of the shaft rod 2 and the shaft end 1 of the shaft body, and the plurality of matching holes can be flexibly matched with the assembled matching mechanical components, and the mechanical components corresponding to the shaft end 1 can be arranged through the matching holes of the shaft end 1, and the mechanical components corresponding to the shaft rod 2 can be arranged through the matching holes of the shaft rod 2. A reinforcement mechanism 3 is provided at the shaft rod 2 and the shaft end 1 of the integrally connected shaft body, and the reinforcement mechanism 3 includes a reinforcement sleeve 31 fixedly sleeved on one end of the shaft rod 2, and four reinforcement frames 32 are fixedly connected at equal angles to the outer side wall of the reinforcement sleeve 31, and one end of the four reinforcement frames 32 is fixedly connected to the shaft end 1, so as to play a structural reinforcement role at the connection between the shaft rod 2 and the shaft end 1, and improve its ability to resist radial force damage.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hoe-shaped connecting shaft, comprising a shaft end (1), wherein a shaft rod (2) is fixedly welded to the upper end of the other side of the shaft end (1); Features: A reinforcing mechanism (3) is provided at the junction of the shaft end (1) and the shaft rod (2), and a groove (4) is provided at the middle portion below the outer side wall of one end of the shaft end (1); The reinforcement mechanism (3) comprises a reinforcement sleeve (31) fixedly sleeved on the outer side wall of one end of the shaft rod (2), and four reinforcement frames (32) are fixedly connected to the outer side wall of the reinforcement sleeve (31) in an annular shape and at equal distances from each other. The reinforcement frames (32) are arranged in an inclined shape, and one end of the reinforcement frame (32) is fixedly connected to the shaft end (1), and a through groove (33) is provided in the middle of the reinforcement frame (32).

2. A hoe-shaped connecting shaft according to claim 1, characterized in that: A first matching hole (5) is provided at each of the four corners of the outer wall of one end of the shaft end (1), and three second matching holes (6) are provided on the outer wall of one end of the shaft end (1) and located above the groove (4).

3. A hoe-shaped connecting shaft according to claim 2, characterized in that: The two lower first matching holes (5) penetrate through the two side walls of the shaft end (1), and the three second matching holes (6) are arranged in a triangular shape.

4. The hoe-shaped connecting shaft according to claim 1, characterized in that: A third matching hole (7) is provided in the middle of the upper outer wall of one end of the shaft end (1), and a fifth matching hole (9) is provided in the center of the bottom wall of the shaft end (1).

5. The hoe-shaped connecting shaft according to claim 1, characterized in that: A fourth matching hole (8) is respectively provided on the front and rear outer side walls above the shaft end (1), and the two fourth matching holes (8) are arranged in a front-to-back symmetrical shape.

6. The hoe-shaped connecting shaft according to claim 1, characterized in that: A sixth matching hole (10) is provided at an oblique upper portion of the middle portion of the annular outer side wall of the shaft rod (2).

7. The hoe-shaped connecting shaft according to claim 1, characterized in that: A seventh matching hole (11) is provided at the center of the outer side wall of the other end of the shaft rod (2).

Images