Machining device for rail knurled bolt

Abstract

The rail knurled bolt machining device comprises a machining table, a machine body is fixedly installed at the rear end of the outer surface of the upper end of the machining table, and a limiting clamp is fixedly installed in the middle of the outer surface of the upper end of the machining table. The limiting clamp comprises a fixed plate, a movable rod, an arc-shaped clamping block, a storage groove, a mounting cavity, an electric telescopic rod, a guide rod, a first connecting rod, a guide ring, a second connecting rod, a reinforcing plate, an upper bevel wedge block, a lower bevel wedge block, a hollow rectangular frame, a limiting plate and a compression spring. According to the rail knurled bolt machining device, the arranged limiting clamp can drive two sets of arc-shaped clamping blocks to clamp and limit a workpiece through operation of the electric telescopic rod, looseness is avoided, stability is improved, the arranged limiting plate and the arranged compression spring enable the electric telescopic rod to conveniently drive the arc-shaped clamping blocks to reset after resetting, and the machining efficiency is improved. And the limiting on the workpiece is relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of knurled bolts, in particular to a device for processing track knurled bolts. Background Art

[0002] The track knurled bolt is one of the main components connecting the guide rails and is used to fix the guide rails to ensure the running stability of the machine.

[0003] In the prior art, a Chinese patent document with the authorization announcement number CN213353627U records a knurled bolt processing device, which includes a body, a fixed block is fixedly connected to the top of the body, a matching groove is provided on the top of the fixed block, a fixed groove is provided inside the fixed block, and limiting mechanisms are provided on both sides of the inside of the fixed groove, and the side of the limiting mechanism close to the matching groove penetrates into the inside of the matching groove, and the inner wall of the matching groove is provided with a limiting hole used in conjunction with the limiting mechanism; by setting the limiting mechanism, the elastic force generated by the spring can push the movable block to move backward, and the movable block drives the matching rod to move backward, and the matching between the transmission groove and the transmission rod drives the limiting rod to move along the trajectory of the limiting hole to the side close to the matching groove, and the limiting rod drives the clamping block to move along the trajectory of the slide groove so that the opposite side of the two clamping blocks is tightly fitted with the surface of the nut to be processed, thereby fixing the position of the nut.

[0004] When it fixes the workpiece, it mainly uses the elastic force of the spring to squeeze and fix the workpiece. During processing, the force of the spring is difficult to maintain a relatively stable clamping of the workpiece. For this reason, we propose a processing device for track knurled bolts. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a device for processing rail knurled bolts, which has the advantages of being convenient for quickly limiting the workpiece and improving the stability of clamping, and can effectively solve the problems in the background technology.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a device for processing track knurled bolts, including a processing table, a body is fixedly installed on the rear end of the outer surface of the upper end of the processing table, and a limiting clamp is fixedly installed on the middle part of the outer surface of the upper end of the processing table, and the limiting clamp includes a fixed plate, a movable rod, an arc clamp block, a storage groove, an installation cavity, an electric telescopic rod, a guide rod, a first connecting rod, a guide ring, a second connecting rod, a reinforcing plate, an upper inclined wedge block, a lower inclined wedge block, a hollow rectangular frame, a limiting plate and a compression spring, and the fixed plate is fixedly installed on the middle part of the outer surface of the upper end of the processing table, and the storage groove is opened in the middle part of the outer surface of one end of the fixed plate.

[0009] Preferably, the slide groove is opened in the middle of the left and right sides of the storage groove, the movable rod passes through the slide groove, the outer surface of one end of the movable rod is fixedly connected to the middle of the outer surface of one side of the arc-shaped clamping block, the middle of the outer surface of one side of the hollow rectangular frame is fixedly connected to the outer surface of the other end of the movable rod, the lower inclined wedge block is fixedly installed in the middle of the outer surface of the other side of the hollow rectangular frame, the upper inclined wedge block is located on the outer surface of one side of the lower inclined wedge block, and the outer wall of the movable rod is slidably connected to the guide rod.

[0010] Preferably, the mounting cavity is opened inside the fixed plate, the limiting plate passes through the hollow rectangular frame and is fixed inside the fixed plate, the compression spring is located inside the hollow rectangular frame, and the outer surface of one end of the compression spring is fixedly connected to one end of the inner cavity of the hollow rectangular frame close to the lower inclined wedge block, the outer surface of the other end of the compression spring is fixedly connected to the outer surface of one side of the limiting plate, and the hollow rectangular frame is elastically connected to the limiting plate through the compression spring.

[0011] Preferably, the electric telescopic rod is fixedly installed at the middle part of one end of the installation cavity, the guide rod is fixedly installed at the left and right sides of the middle part of the inner cavity of the installation cavity, the guide ring is fixedly installed at the left and right sides of the outer surface of one side of the first connecting rod, and the first connecting rod is slidably connected to the outer wall of the guide rod through the guide ring, and the outer surface of one end of the piston rod in the electric telescopic rod is fixedly connected to the middle part of the outer surface of one side of the first connecting rod.

[0012] Preferably, one end of the outer surface of one side of the first connecting rod is fixedly connected to one end of the outer surface of one end of the second connecting rod, and the reinforcing plate is fixedly installed between one end of the outer surface of one side of the first connecting rod and one end of the outer surface of one side of the second connecting rod.

[0013] Preferably, the upper inclined wedge block is fixedly mounted on the outer surface of the other end of the second connecting rod, and a side outer surface of the upper inclined wedge block is slidably connected to a side outer surface of the lower inclined wedge block.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a device for processing rail knurled bolts, which has the following beneficial effects:

[0016] 1. A track knurled bolt processing device is provided with a limit clamp, which can drive two sets of arc-shaped clamping blocks to clamp and limit the workpiece through the operation of an electric telescopic rod to avoid loosening and improve stability.

[0017] 2. This kind of track knurled bolt processing device, through the set limit plate and compression spring, facilitates the electric telescopic rod to reset and drive the arc clamping block to reset, thereby releasing the limit on the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a schematic diagram of the overall structure of a device for machining track knurled bolts.

[0019] Figure 2 The utility model is a structural schematic diagram of a limit clamp used in a track knurled bolt processing device.

[0020] Figure 3 The utility model is a top cross-sectional view of a limiting clamp used in a track knurled bolt processing device.

[0021] Figure 4 The utility model is a device for processing rail knurled bolts Figure 3 Enlarged view of point A in the middle.

[0022] In the figure: 1. processing table; 2. limit clamp; 3. machine body; 4. fixing plate; 5. slide groove; 6. movable rod; 7. arc clamp block; 8. storage slot; 9. installation cavity; 10. electric telescopic rod; 11. guide rod; 12. first connecting rod; 13. guide ring; 14. second connecting rod; 15. reinforcement plate; 16. upper inclined wedge block; 17. lower inclined wedge block; 18. hollow rectangular frame; 20. limit plate; 21. compression spring. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] This embodiment is a device for processing track knurled bolts.

[0025] like Figure 1-4As shown, it includes a processing table 1, a body 3 is fixedly installed on the rear end of the outer surface of the upper end of the processing table 1, and a limit clamp 2 is fixedly installed on the middle part of the outer surface of the upper end of the processing table 1. The limit clamp 2 includes a fixed plate 4, a movable rod 6, an arc clamp block 7, a storage groove 8, an installation cavity 9, an electric telescopic rod 10, a guide rod 11, a first connecting rod 12, a guide ring 13, a second connecting rod 14, a reinforcing plate 15, an upper inclined wedge block 16, a lower inclined wedge block 17, a hollow rectangular frame 18, a limit plate 20 and a compression spring 21, and the fixed plate 4 is fixedly installed on the middle part of the outer surface of the upper end of the processing table 1, and the storage groove 8 is opened in the middle part of the outer surface of one end of the fixed plate 4.

[0026] The slide groove 5 is opened in the middle of the left and right sides of the storage groove 8, and the movable rod 6 passes through the slide groove 5. The outer surface of one end of the movable rod 6 is fixedly connected to the middle of the outer surface of one side of the arc-shaped clamping block 7, and the middle of the outer surface of one side of the hollow rectangular frame 18 is fixedly connected to the outer surface of the other end of the movable rod 6. The lower inclined wedge block 17 is fixedly installed in the middle of the outer surface of the other side of the hollow rectangular frame 18. The upper inclined wedge block 16 is located on the outer surface of one side of the lower inclined wedge block 17, and the outer wall of the movable rod 6 is slidably connected to the guide rod 11; the installation cavity 9 is opened in the interior of the fixed plate 4, the limit plate 20 passes through the hollow rectangular frame 18 and is fixed to the interior of the fixed plate 4, the compression spring 21 is located in the interior of the hollow rectangular frame 18, and the outer surface of one end of the compression spring 21 is fixedly connected to one end of the inner cavity of the hollow rectangular frame 18 close to the lower inclined wedge block 17, and the outer surface of the other end of the compression spring 21 is fixedly connected to the outer surface of one side of the limit plate 20, and the hollow rectangular frame 18 passes through the inner cavity of the hollow rectangular frame 18. The over-compression spring 21 is elastically connected to the limit plate 20; the electric telescopic rod 10 is fixedly installed in the middle of one end of the installation cavity 9, the guide rod 11 is fixedly installed on the left and right sides of the middle of the inner cavity of the installation cavity 9, the guide ring 13 is fixedly installed on the left and right sides of the outer surface of one side of the first connecting rod 12, and the first connecting rod 12 is slidably connected to the outer wall of the guide rod 11 through the guide ring 13, and the outer surface of one end of the piston rod in the electric telescopic rod 10 is fixedly connected to the middle of the outer surface of one side of the first connecting rod 12; one end of the outer surface of one side of the first connecting rod 12 is fixedly connected to the outer surface of one end of the second connecting rod 14, and the reinforcing plate 15 is fixedly installed between one end of the outer surface of one side of the first connecting rod 12 and one end of the outer surface of one side of the second connecting rod 14; the upper inclined wedge block 16 is fixedly installed on the outer surface of the other end of the second connecting rod 14, and the outer surface of one side of the upper inclined wedge block 16 is slidably connected to the outer surface of one side of the lower inclined wedge block 17.

[0027] It should be noted that the utility model is a device for processing track knurled bolts. The processing table 1 and the machine body 3 described in the text belong to the prior art, which can be effectively known to the technicians in the relevant technical field, and the specific details are not repeated here; the limit clamp 2 is set, and the workpiece to be clamped is placed in the two sets of arc-shaped clamping blocks 7, and the first connecting rod 12 is driven to move by the operation of the electric telescopic rod 10. The first connecting rod 12 slides along the outer wall of the guide rod 11 through the guide ring 13, which can improve the stability of the movement of the first connecting rod 12. The first connecting rod 12 drives the second connecting rod 14 to move, and the second connecting rod 14 drives the second connecting rod 14 to move. The rod 14 drives the upper inclined wedge block 16 to move, and the upper inclined wedge block 16 squeezes the lower inclined wedge block 17. The lower inclined wedge block 17 drives the hollow rectangular frame 18 and the movable rod 6 to move. The movable rod 6 slides along the guide rod 11, and the movable rod 6 drives the arc clamping block 7 to move, so that the two groups of arc clamping blocks 7 clamp the workpiece tightly. The position of the limit plate 20 is fixed. Therefore, the compression spring 21 can be squeezed when the hollow rectangular frame 18 moves. When the processing is completed, the electric telescopic rod 10 drives the first connecting rod 12 to reset, and the arc clamping block 7 is reset due to the reset effect of the compression spring 21.

[0028] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle 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 fall within the scope of the utility model to be protected.

Claims

1. A device for machining rail knurled bolts, comprising a machining table (1), wherein a body (3) is fixedly mounted on the rear end of the outer surface of the upper end of the machining table (1), characterized in that: A limiting clamp (2) is fixedly installed in the middle of the outer surface of the upper end of the processing table (1), and the limiting clamp (2) comprises a fixed plate (4), a movable rod (6), an arc-shaped clamping block (7), a storage groove (8), a mounting cavity (9), an electric telescopic rod (10), a guide rod (11), a first connecting rod (12), a guide ring (13), a second connecting rod (14), a reinforcing plate (15), an upper inclined wedge block (16), a lower inclined wedge block (17), a hollow rectangular frame (18), a limiting plate (20) and a compression spring (21), and the fixed plate (4) is fixedly installed in the middle of the outer surface of the upper end of the processing table (1), and the storage groove (8) is opened in the middle of the outer surface of one end of the fixed plate (4).

2. A track knurled bolt processing device according to claim 1, characterized in that: The slide groove (5) is opened in the middle of the left and right sides of the storage groove (8), the movable rod (6) passes through the slide groove (5), the outer surface of one end of the movable rod (6) is fixedly connected to the middle of the outer surface of one side of the arc-shaped clamping block (7), the middle of the outer surface of one side of the hollow rectangular frame (18) is fixedly connected to the outer surface of the other end of the movable rod (6), the lower inclined wedge block (17) is fixedly installed in the middle of the outer surface of the other side of the hollow rectangular frame (18), the upper inclined wedge block (16) is located on the outer surface of one side of the lower inclined wedge block (17), and the outer wall of the movable rod (6) is slidably connected to the guide rod (11).

3. A track knurled bolt processing device according to claim 2, characterized in that: The installation cavity (9) is opened inside the fixed plate (4); the limiting plate (20) passes through the hollow rectangular frame (18) and is fixed inside the fixed plate (4); the compression spring (21) is located inside the hollow rectangular frame (18); and the outer surface of one end of the compression spring (21) is fixedly connected to one end of the inner cavity of the hollow rectangular frame (18) close to the lower inclined wedge block (17); the outer surface of the other end of the compression spring (21) is fixedly connected to the outer surface of one side of the limiting plate (20); and the hollow rectangular frame (18) is elastically connected to the limiting plate (20) through the compression spring (21).

4. A track knurled bolt processing device according to claim 3, characterized in that: The electric telescopic rod (10) is fixedly mounted in the middle of one end of the installation cavity (9), the guide rod (11) is fixedly mounted on the left and right sides of the middle of the inner cavity of the installation cavity (9), the guide ring (13) is fixedly mounted on the left and right sides of the outer surface of one side of the first connecting rod (12), and the first connecting rod (12) is slidably connected to the outer wall of the guide rod (11) through the guide ring (13), and the outer surface of one end of the piston rod in the electric telescopic rod (10) is fixedly connected to the middle of the outer surface of one side of the first connecting rod (12).

5. A track knurled bolt processing device according to claim 4, characterized in that: One end of the outer surface of one side of the first connecting rod (12) is fixedly connected to the outer surface of one end of the second connecting rod (14), and the reinforcing plate (15) is fixedly installed between one end of the outer surface of one side of the first connecting rod (12) and one end of the outer surface of one side of the second connecting rod (14).

6. A track knurled bolt processing device according to claim 5, characterized in that: The upper inclined wedge block (16) is fixedly mounted on the outer surface of the other end of the second connecting rod (14), and one side outer surface of the upper inclined wedge block (16) is slidably connected to one side outer surface of the lower inclined wedge block (17).

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