Mechanical part fastening connection structure

Abstract

The utility model discloses a mechanical part fastening connection structure, which relates to the technical field of mechanical part fastening, and comprises a screw I. The upper and lower parts of the outer surface of the screw I are movably sleeved with limiting blocks, and the top of the outer surface of the screw I is movably sleeved with a mechanical part I assembly. The portion, close to the top, of the outer surface of the first screw is movably sleeved with a second mechanical part assembly, the bottom of the outer surface of the first screw is in threaded connection with a first nut, reinforcing assemblies are arranged on the front sides, the rear sides, the left sides and the right sides of the first mechanical part assembly and the second mechanical part assembly correspondingly, and the first mechanical part assembly comprises a first mechanical part. According to the fastening connection structure for the mechanical parts, through rotation of the front threaded shaft and the rear threaded shaft, the threaded shafts are driven to move up and down on the threads on the inner walls of the first fixing blocks, the clamping blocks are driven to be downwards clamped to the inner walls of the clamping grooves, and the effects of preventing connection deviation of the first mechanical part and the second mechanical part from being achieved in the front-back direction and improving the fixing effect are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical part fastening, and particularly relates to a mechanical part fastening connection structure. Background Art

[0002] Mechanical parts, also known as mechanical elements, are the basic elements that make up a machine. They are individual fabricated parts that cannot be disassembled from a machine. Mechanical parts is not only a discipline for studying and designing mechanical basic parts in various equipment, but also a general term for parts and components.

[0003] For example, the Chinese patent with the publication number CN221683354U discloses a mechanical part fastening connection structure, which relates to the technical field of mechanical part fastening. It includes a first mechanical part, a second mechanical part and a threaded fastener. The inner walls of the first mechanical part and the second mechanical part are both threadedly connected to the outer wall top of the threaded fastener. A fixed installation component is fixedly installed in the middle of the lower end of the second mechanical part, and an anti-rotation component is fixedly installed at the lower end of the fixed installation component. For the mechanical part fastening connection structure of the utility model, the fastening connection structure can be quickly installed and fixed at the lower end of the second mechanical part through the fixed installation component, making the connection and fixation of the two mechanical parts faster and more convenient. Through the anti-rotation component, the threaded fastener and the nut can be prevented from rotating and loosening during the vibration of the second mechanical part later, improving the fastening connection between the nut and the threaded fastener, and ensuring the fastening connection between the first mechanical part and the second mechanical part.

[0004] The following problems exist in the prior art:

[0005] In the existing mechanical part fastening connection structure, during the fastening process of mechanical parts, the nut fixing method is usually used for fastening. And the loosening of the nut causes accidents. It lacks the effect of assisting in fastening mechanical parts, and the installation and operation are both troublesome. It will produce deviation, which easily affects the fastening efficiency between mechanical parts and has low practicability. Summary of the Utility Model

[0006] The utility model provides a mechanical part fastening connection structure to solve the problems raised in the above background art.

[0007] To solve the above technical problems, the technical solution adopted by the utility model is:

[0008] A mechanical part fastening connection structure includes a first screw. The outer surface of the first screw is movably sleeved with limit blocks up and down. The outer surface top of the first screw is movably sleeved with a first mechanical part assembly. The outer surface of the first screw near the top is movably sleeved with a second mechanical part assembly. The bottom of the outer surface of the first screw is threadedly connected with a first nut. Reinforcement components are arranged on the front, back, left and right sides of the first mechanical part assembly and the second mechanical part assembly;

[0009] The first mechanical part assembly includes the first mechanical part. A first limiting groove is formed at the top of the first mechanical part. The bottom surface of the outer surface of the upper limiting block is lapped with the inner wall of the first limiting groove. A first string hole is formed at the bottom of the inner wall of the first limiting groove. The outer surface of a first screw is movably sleeved with the inner wall of the first string hole.

[0010] The second mechanical part assembly includes the second mechanical part. A second limiting groove is formed at the bottom of the second mechanical part. A second string hole is formed at the bottom of the inner wall of the second limiting groove. The inner wall of the second limiting groove is lapped with the outer surface of the lower limiting block. The outer surface of the first screw is movably sleeved with the inner wall of the second string hole.

[0011] Preferably: Fixing blocks two are fixedly connected to the front, back, middle of the second mechanical part. A clamping groove is formed at the top of the fixing block two.

[0012] Preferably: Insertion holes two are formed on the front, back, left, and right sides of the second mechanical part. The surfaces of the reinforcement components on the opposite sides of the front, back, left, and right are inserted into the inner walls of the insertion holes two on the front, back, left, and right sides. Mounting holes two are formed on the front, back, left, and right sides of the top of the second mechanical part. The mounting holes two on the front, back, left, and right sides penetrate through the first mechanical part on the inner walls of the insertion holes two on the front, back, left, and right sides.

[0013] Preferably: Insertion holes one are formed on the front, back, left, and right sides of the first mechanical part. The surfaces of the reinforcement components on the opposite sides of the front, back, left, and right are inserted into the inner walls of the insertion holes one on the front, back, left, and right sides. Mounting holes one are formed on the front, back, left, and right sides of the top of the first mechanical part. The mounting holes one on the front, back, left, and right sides penetrate through the first mechanical part on the inner walls of the insertion holes one on the front, back, left, and right sides. The bottom of the first mechanical part is lapped with the top of the second mechanical part.

[0014] Preferably: Fixing blocks one are fixedly connected to the front, back, middle of the first mechanical part. A threaded shaft is threadedly connected to the inner walls of the fixing blocks one at the front and back. A clamping block is rotatably connected to the bottom of the threaded shaft. The bottom surface of the outer surface of the clamping block is lapped with the inner wall of the clamping groove.

[0015] Preferably: The reinforcement components on the front, back, left, and right sides include inserts on the front, back, left, and right sides. The upper and lower opposite surfaces of the inserts on the front, back, left, and right sides are inserted into the inner walls of the insertion holes two and insertion holes one on the front, back, left, and right sides. Screws two are movably sleeved on the upper and lower opposite surfaces of the inserts on the front, back, left, and right sides. A nut two is threadedly connected to the bottom of the screw two.

[0016] Preferably: The outer surfaces of the screws two on the front, back, left, and right sides are movably sleeved with the inner walls of the mounting holes two and mounting holes one on the front, back, left, and right sides. The tops of the nuts two on the front, back, left, and right sides are lapped with the top of the second mechanical part.

[0017] Due to the adoption of the above technical solution, the technical progress achieved by the present utility model compared with the prior art is as follows:

[0018] 1. The present utility model provides a fastening connection structure for mechanical parts. By sleeving the second screw on the inner walls of the first mechanical part, the insertion block, and the second mounting hole, and then threadedly connecting the second nut to the second screw, the first mechanical part and the second mechanical part are strengthened, and their front and rear sides are used to assist in fastening the mechanical parts, thereby improving the fastening effect.

[0019] 2. The present utility model provides a fastening connection structure for mechanical parts. By rotating the front and rear threaded shafts, the threaded shafts are driven to move up and down threadedly on the inner walls of the first fixing blocks, and the clamping blocks are driven to clamp downward on the inner walls of the clamping grooves, enhancing the prevention of connection offset between the first mechanical part and the second mechanical part, and improving the fixing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic structural diagram of the present utility model;

[0021] Figure 2 is a schematic structural diagram of the first mechanical part assembly of the present utility model;

[0022] Figure 3 is a schematic structural diagram of the second mechanical part assembly of the present utility model;

[0023] Figure 4 is a schematic structural diagram of the bottom of the second mechanical part assembly of the present utility model;

[0024] Figure 5 is a schematic enlarged structural diagram of the first screw of the present utility model;

[0025] Figure 6 is a schematic structural diagram of the reinforcement assembly of the present utility model.

[0026] In the figure: 1. First screw; 2. First mechanical part assembly; 21. First mechanical part; 22. First limiting groove; 23. First insertion hole; 24. First mounting hole; 25. First through hole; 26. First fixing block; 27. Threaded shaft; 28. Clamping block; 3. Second mechanical part assembly; 31. Second mechanical part; Il. Second fixing block; 33. Second insertion hole; 34. Second mounting hole; 35. Second through hole; 36. Second limiting groove; 37. Clamping groove; 4. Reinforcement assembly; 41. Insertion block; 42. Second screw; 43. Second nut; 5. First nut; 6. Limiting block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] In order to make the technical means, creative features, achieved purposes, and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0028] AsFigure 1 - Figure 5 As shown in the figure, a fastening connection structure for mechanical parts includes a first screw 1. Upper and lower surfaces of the outer surface of the first screw 1 are both movably sleeved with limiting blocks 6. The top of the outer surface of the first screw 1 is movably sleeved with a first mechanical part assembly 2. The outer surface of the first screw 1 near the top is movably sleeved with a second mechanical part assembly 3. The bottom of the outer surface of the first screw 1 is threadedly connected with a first nut 5. Reinforcement assemblies 4 are arranged on the front, back, left, and right sides of the first mechanical part assembly 2 and the second mechanical part assembly 3. The first mechanical part assembly 2 includes a first mechanical part 21. A first limiting groove 22 is opened at the top of the first mechanical part 21. The inner wall of the first limiting groove 22 abuts against the bottom surface of the upper limiting block 6. A first through hole 25 is opened at the bottom of the inner wall of the first limiting groove 22. The inner wall of the first through hole 25 is movably sleeved with the outer surface of the first screw 1. The second mechanical part assembly 3 includes a second mechanical part 31. A second limiting groove 36 is opened at the bottom of the second mechanical part 31. A second through hole 35 is opened at the bottom of the inner wall of the second limiting groove 36. The inner wall of the second limiting groove 36 abuts against the outer surface of the lower limiting block 6. The inner wall of the second through hole 35 is movably sleeved with the outer surface of the first screw 1.

[0029] Through the hole alignment placement of the first mechanical part assembly 2 and the second mechanical part assembly 3, and then using the first screw 1 to sleeve the upper limiting block 6, and sleeving the first through hole 25 and the second through hole 35, first drive the upper limiting block 6 to abut against the surface of the first limiting groove 22, and then sleeve the first screw 1 with the lower limiting block 6, so that the lower limiting block 6 abuts against the inner wall of the second limiting groove 36, thereby enabling the threaded connection of the first screw 1 and the first nut 5, and fastening the overlapping and reinforcing positions of the first mechanical part assembly 2, the second mechanical part assembly 3, and the upper and lower limiting blocks 6.

[0030] As Figure 3 shown, fixing blocks two 32 are fixedly connected to the front and middle of the second mechanical part 31. A clamping groove 37 is opened at the top of the fixing block two 32.

[0031] Through the installation of the fixing block two 32 at the front and middle of the second mechanical part 31, the clamping groove 37 opened at the top of the fixing block two 32 serves to assist in the front and back placement of the first mechanical part assembly 2.

[0032] As Figure 3 shown, insertion holes two 3& are opened on the front, back, left, and right sides of the second mechanical part 31. The inner walls of the insertion holes two 33 on the front, back, left, and right sides are inserted into the surfaces of the reinforcement assemblies 4 on the opposite sides of the front, back, left, and right. Installation holes two 34 are opened on the front, back, left, and right sides of the top of the second mechanical part 31, and the installation holes two 34 on the front, back, left, and right sides penetrate through the first mechanical part 21 on the inner walls of the insertion holes two 33 on the front, back, left, and right.

[0033] Through the combination of the insertion holes two 33 and the installation holes two 34, it facilitates the upper installation of the reinforcement assembly 4.

[0034] AsFigure 2 As shown, jacks 23 are provided on the front, back, left, and right sides of the first mechanical part 21. The inner walls of the jacks 23 on the front, back, left, and right sides are inserted into the surfaces of the reinforcement components 4 on the opposite sides of the front, back, left, and right. Installation holes 24 are provided on the front, back, left, and right sides of the top of the first mechanical part 21, and the installation holes 24 on the front, back, left, and right sides penetrate through the first mechanical part 21 on the inner walls of the jacks 23 on the front, back, left, and right. The bottom of the first mechanical part 21 abuts against the top of the second mechanical part 31.

[0035] Through the combination of the jack 23 and the installation hole 24, it facilitates the installation of the lower part of the auxiliary reinforcement component 4.

[0036] As Figure 2 shown, fixing blocks 26 are fixedly connected to the front and middle of the first mechanical part 21. A threaded shaft 27 is threadedly connected to the inner walls of the front and rear fixing blocks 26. The bottom of the threaded shaft 27 is rotatably connected to a clamping block 28. The bottom of the outer surface of the clamping block 28 abuts against the inner wall of the card slot 37.

[0037] Through the fixing block 26 to assist the rotation of the threaded shaft 27, the thread pushes the clamping block 28, which is clamped on the inner wall of the card slot 37, enhancing the fixing effect.

[0038] As Figure 6 shown, the front, back, left, and right reinforcement components 4 include the front, back, left, and right inserts 41. The upper and lower opposite surfaces of the front, back, left, and right inserts 41 are inserted into the inner walls of the jacks 33 and jacks 23 on the front, back, left, and right. The upper and lower opposite surfaces of the front, back, left, and right inserts 41 are movably sleeved with screws 42. The bottom of the screws 42 is threadedly connected to nuts 43.

[0039] By inserting the upper and lower parts of the insert 41 into the inner walls of the jack 33 and the jack 23, then sleeving the screws 42 through the inner walls of the first mechanical part 21, the insert 41, and the installation hole 34, and then threadedly connecting the nuts 43 to the screws 42, the first mechanical part 21 and the second mechanical part 31 are reinforced, making their front and back sides, so as to play an auxiliary fastening effect on the mechanical parts and improve the fastening property.

[0040] As Figure 6 shown, the outer surfaces of the front, back, left, and right screws 42 are movably sleeved with the inner walls of the front, back, left, and right installation holes 34 and installation holes 24. The tops of the front, back, left, and right nuts 43 abut against the top of the second mechanical part 31.

[0041] By threadedly connecting the screws 42 and the nuts 43, the insert 41 is used to reinforce the first mechanical part 21 and the second mechanical part 31.

[0042] Working principle of the utility model: By placing the mechanical part one component 2 and the mechanical part two component 3 with their holes aligned, then using the first screw 1 to sleeve the upper limit block 6, and sleeving it through the first series hole 25 and the second series hole 35. First, drive the upper limit block 6 to overlap on the surface of the first limit groove 22, and then sleeve the first screw 1 on the lower limit block 6, so that the lower limit block 6 overlaps on the inner wall of the second limit groove 36, thereby enabling the threaded connection between the first screw 1 and the first nut 5, and fastening the overlapping and reinforcing positions of the mechanical part one component 2, the mechanical part two component 3, and the upper and lower limit blocks 6; Then, by combining the second insertion holes 33 opened on the front, rear, left, and right sides of the mechanical part two 31 and the mechanical part one 21, and the second mounting holes 34 opened on the front, rear, left, and right sides of the tops of the mechanical part two 31 and the mechanical part one 21, it is convenient for the insertion and installation of the reinforcing component 4 to play a role in firmly connecting and placing the mechanical part one component 2 and the mechanical part two component 3 stably; By rotating the front and rear threaded shafts 27, drive the threaded shafts 27 to move up and down in the inner wall threads of the first fixing block 26, and drive the clamping block 28 to clamp downward on the inner wall of the clamping groove 37.

[0043] The above shows and describes the basic principles, main features, and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection claimed by the utility model is defined by the appended claims and their equivalents.

Claims

1. A fastening connection structure for mechanical parts, including screw one (1), characterized in that: The outer surface of the first screw (1) is movably sleeved with limit blocks (6) both above and below. The top of the outer surface of the first screw (1) is movably sleeved with a first mechanical part assembly (2). The outer surface of the first screw (1) near the top is movably sleeved with a second mechanical part assembly (3). The bottom of the outer surface of the first screw (1) is threadedly connected with a first nut (5). Reinforcement assemblies (4) are arranged on the front, back, left, and right sides of the first mechanical part assembly (2) and the second mechanical part assembly (3). The first mechanical part assembly (2) includes a first mechanical part (21). A first limit groove (22) is opened at the top of the first mechanical part (21). The bottom surface of the upper limit block (6) is lapped with the inner wall of the first limit groove (22). A first through hole (25) is opened at the bottom of the inner wall of the first limit groove (22). The inner wall of the first through hole (25) is movably sleeved with the outer surface of the first screw (1). The second mechanical part assembly (3) includes a second mechanical part (31). A second limit groove (36) is opened at the bottom of the second mechanical part (31). A second through hole (35) is opened at the bottom of the inner wall of the second limit groove (36). The inner wall of the second limit groove (36) is lapped with the outer surface of the lower limit block (6). The inner wall of the second through hole (35) is movably sleeved with the outer surface of the first screw (1).

2. The fastening connection structure of a mechanical part according to claim 1, characterized in that: Fixed blocks two (32) are fixedly connected to the middle of the front and back of the second mechanical part (31). A clamping groove (37) is opened at the top of the fixed block two (32).

3. A mechanical part fastening connection structure according to claim 1, characterized in that: Insertion holes two (33) are opened on the front, back, left, and right sides of the second mechanical part (31). The surfaces of the reinforcement assemblies (4) on the opposite front, back, left, and right sides are inserted into the inner walls of the insertion holes two (33) on the front, back, left, and right sides. Mounting holes two (34) are opened on the front, back, left, and right sides of the top of the second mechanical part (31), and the mounting holes two (34) on the front, back, left, and right sides penetrate through the first mechanical part (21) on the inner walls of the insertion holes two (33) on the front, back, left, and right sides.

4. A fastening connection structure for mechanical parts according to claim 3, characterized in that: Insertion holes one (23) are opened on the front, back, left, and right sides of the first mechanical part (21). The surfaces of the reinforcement assemblies (4) on the opposite front, back, left, and right sides are inserted into the inner walls of the insertion holes one (23) on the front, back, left, and right sides. Mounting holes one (24) are opened on the front, back, left, and right sides of the top of the first mechanical part (21), and the mounting holes one (24) on the front, back, left, and right sides penetrate through the first mechanical part (21) on the inner walls of the insertion holes one (23) on the front, back, left, and right sides. The bottom of the first mechanical part (21) is lapped with the top of the second mechanical part (31).

5. A mechanical part fastening connection structure according to claim 2, characterized in that: Fixed blocks one (26) are fixedly connected to the middle of the front and back of the first mechanical part (21). A threaded shaft (27) is threadedly connected to the inner walls of the fixed blocks one (26) on the front and back. A clamping block (28) is rotatably connected to the bottom of the threaded shaft (27). The bottom surface of the outer surface of the clamping block (28) is lapped with the inner wall of the clamping groove (37).

6. A mechanical part fastening connection structure according to claim 1, characterized in that: The reinforcement components (4) on the front, rear, left and right sides include the front, rear, left and right side inserts (41). The opposite surfaces of the front, rear, left and right side inserts (41) are inserted into the inner walls of the second jacks (33) and the first jacks (23) on the front, rear, left and right sides up and down. The opposite surfaces of the front, rear, left and right side inserts (41) are movably sleeved with screws two (42) up and down. The bottom of the screw two (42) is threadedly connected with a nut two (43).

7. A mechanical part fastening connection structure according to claim 6, characterized in that: The outer surfaces of the screws two (42) on the front, rear, left and right sides are movably sleeved with the inner walls of the second mounting holes (34) and the first mounting holes (24) on the front, rear, left and right sides. The tops of the nuts two (43) on the front, rear, left and right sides are lapped with the top of the mechanical part two (31).

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