Multi-stage speed reduction transmission structure of tapping machine

Abstract

The utility model provides a multi-stage speed reduction transmission structure of a tapping machine. The multi-stage speed reduction transmission structure comprises a multi-stage speed reducer, an input shaft, an output shaft, a supportable reinforcing lubricating frame structure and an adjustable anti-shaking support structure. The multistage speed reducer, the fixing frame, the first bearing, the filling hole and the buffering cavity are arranged in a matched mode, a proper amount of lubricating oil can be conveniently injected into the buffering cavity through the filling hole in the using process, then negative pressure is generated in the fixing frame when the input shaft rotates in the working process, and therefore the lubricating oil can be better filled into the buffering cavity. Then the lubricating oil enters the fixing frame, and the purpose of automatically filling the lubricating oil is achieved; through the arrangement of a multi-stage speed reducer, a connecting plate, a fixing pipe, an extension frame and a second bearing, the output shaft can be supported after the extension frame is matched with the second bearing in the working process, and the purpose that the tapping quality is affected by shaking of the tapping mechanism in the tapping process is prevented.

Description

Technical Field

[0001] The utility model belongs to the technical field of hole-opening machine equipment, and in particular relates to a multi-stage reduction transmission structure of a hole-opening machine. Background Art

[0002] A hole opener is a device used to open holes in the side walls of pipes. Due to the requirements of its operating environment, a hole opener is generally light in weight and easy to carry. The existing multi-stage reduction transmission structure requires frequent lubrication during use, and the output end is too long during use, which can easily cause shaking during operation. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a multi-stage reduction transmission structure for a hole opening machine. By setting a supporting lubrication rack structure during use, it is convenient to automatically add lubricating oil during use, and an extension bracket structure is set during use to prevent the output end from being too long and affecting work efficiency.

[0004] A multi-stage reduction transmission structure of a hole-opening machine includes a multi-stage reducer, wherein the upper end of the multi-stage reducer is keyed to an input shaft; the bottom end of the multi-stage reducer is internally keyed to an output shaft, and is characterized in that the upper end of the multi-stage reducer is provided with a supporting and reinforcing lubrication frame structure; the bottom end of the multi-stage reducer is provided with an adjustable anti-sway bracket structure.

[0005] Preferably, the support and reinforcement lubrication frame structure includes a fixed frame, and the first bearings are respectively embedded in the upper and lower ends of the fixed frame; filling holes are respectively opened in the middle positions of the left and right sides of the fixed frame; and cache cavities are respectively opened in the left and right sides of the fixed frame.

[0006] Preferably, the adjustable anti-sway bracket structure includes a connecting plate, a fixing tube is bolted to the middle position of the bottom end of the connecting plate; the fixing tubes are respectively sleeved on the upper outer wall of the extension frame and fixed with bolts; a second bearing is embedded in the middle position of the bottom end of the extension frame.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] In the utility model, the multi-stage reducer, the fixing frame, the first bearing, the filling hole and the buffer chamber are arranged in coordination with each other, which is conducive to injecting a proper amount of lubricating oil into the interior of the buffer chamber through the filling hole during use, and then when the input shaft rotates during operation, negative pressure is generated inside the fixing frame, and then the lubricating oil enters the interior of the fixing frame, thereby achieving the purpose of automatic filling of the lubricating oil.

[0009] In the utility model, the arrangement of the multi-stage reducer, the connecting plate, the fixing tube, the extension frame and the second bearing is conducive to supporting the output shaft through the cooperation of the extension frame and the second bearing during operation, so as to prevent the hole-opening mechanism from shaking during the hole-opening process and affecting the hole-opening quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model;

[0011] Figure 2 It is a structural schematic diagram of the utility model that can support and reinforce the lubrication rack structure;

[0012] Figure 3 It is a structural schematic diagram of the adjustable anti-sway bracket structure of the utility model.

[0013] In the figure:

[0014] 1. Multi-stage reducer; 2. Input shaft; 3. Output shaft; 4. Supporting and reinforcing lubrication frame structure; 41. Fixed frame; 42. First bearing; 43. Filling hole; 44. Buffer chamber; 5. Adjustable anti-sway bracket structure; 51. Connecting plate; 52. Fixed pipe; 53. Extension frame; 54. Second bearing. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a multi-stage reduction transmission structure of a hole-opening machine includes a multi-stage reducer 1, an input shaft 2, an output shaft 3, a support and reinforcement lubrication frame structure 4 and an adjustable anti-sway bracket structure 5, wherein the upper end of the multi-stage reducer 1 is keyed to the input shaft 2; the bottom end of the multi-stage reducer 1 is keyed to the output shaft 3; the upper end of the multi-stage reducer 1 is provided with a support and reinforcement lubrication frame structure 4; the bottom end of the multi-stage reducer 1 is provided with an adjustable anti-sway bracket structure 5; the support and reinforcement lubrication frame structure 4 includes a fixing frame 41, a first bearing 42, a filling hole 43, and a fixing frame 44. 3 and a buffer cavity 44, the upper and lower ends of the fixing frame 41 are respectively inlaid with first bearings 42; the middle positions of the left and right sides of the fixing frame 41 are respectively provided with filling holes 43; the left and right sides of the fixing frame 41 are respectively provided with buffer cavities 44; when in use, the fixing frame 41 is fixed to the upper end of the multi-stage reducer 1, and then the lubricating oil is filled through the filling hole 43, and the lubricating oil enters the buffer cavity 44, so that the lubricating oil stored in the buffer cavity 44 can be conveniently filled during work.

[0016] In this embodiment, combined with the Figure 3As shown, the adjustable anti-sway support structure 5 includes a connecting plate 51, a fixing tube 52, an extension frame 53 and a second bearing 54. The fixing tube 52 is bolted to the middle position of the bottom end of the connecting plate 51; the fixing tubes 52 are respectively sleeved on the outer wall of the upper end of the extension frame 53 and fixed with bolts; the second bearing 54 is embedded in the middle position of the bottom end of the extension frame 53; after fixing the fixing frame 41, the connecting plate 51 is connected to the bottom end of the multi-stage reducer 1, and during operation, the output shaft 3 is passed through the inner ring of the second bearing 54 and then connected to the hole opening mechanism, so as to facilitate the support work through the extension frame 53 during the hole opening process, and prevent the hole opening mechanism from shaking during the hole opening process and affecting the work purpose.

[0017] In this embodiment, specifically, the outer wall of the multi-stage reducer 1 is provided with a lubricating oil filling hole.

[0018] In the present embodiment, specifically, the filling hole 43 and the buffer chamber 44 are connected to each other; an oil outlet hole is provided on the inner wall of the fixing frame 41 at a position corresponding to the inner side of the first bearing 42 and the oil outlet hole is connected to the buffer chamber 44 .

[0019] In this embodiment, specifically, the bottom end of the fixing frame 41 is inserted into the upper end of the multi-stage reducer 1; the input shaft 2 passes through the inner middle position of the fixing frame 41 and the inner ring of the first bearing 42 respectively.

[0020] In this embodiment, specifically, the extension frame 53 is a U-shaped stainless steel frame and an elastic silicone ring is provided between the upper outer wall of the extension frame 53 and the inner wall of the fixed tube 52 .

[0021] In this embodiment, specifically, the connecting plates 51 are bolted to the left and right sides of the bottom end of the multi-stage reducer 1 ; the output shaft 3 passes through the inner ring of the second bearing 54 .

[0022] How it works

[0023] In the utility model, when in use, the fixing frame 41 is fixed inside the upper end of the multi-stage reducer 1, and then the lubricating oil is filled through the filling hole 43, and the lubricating oil is allowed to enter the buffer chamber 44, so that the lubricating oil stored in the buffer chamber 44 can be used to fill the lubricating oil during work. After the fixing frame 41 is fixed, the connecting plate 51 is connected to the bottom end of the multi-stage reducer 1, and the output shaft 3 is connected to the hole opening mechanism after passing through the inner ring of the second bearing 54 during work, so that the extension frame 53 can be used to support the hole opening process, so as to prevent the hole opening mechanism from shaking and affecting the work during the hole opening process.

[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A multi-stage reduction transmission structure for a drilling machine, comprising a multi-stage reducer (1), wherein the upper end of the multi-stage reducer (1) is keyed to an input shaft (2); the bottom end of the multi-stage reducer (1) is keyed to an output shaft (3); characterized in that: The multi-stage reducer (1) in the multi-stage reduction transmission structure of the hole-opening machine is provided with a supportable and reinforced lubrication frame structure (4) at the upper end; the multi-stage reducer (1) is provided with an adjustable anti-sway bracket structure (5) at the bottom end; the supportable and reinforced lubrication frame structure (4) includes a fixed frame (41), and the upper and lower ends of the fixed frame (41) are respectively embedded with first bearings (42); the middle positions of the left and right sides of the fixed frame (41) are respectively provided with filling holes (43); the left and right sides of the fixed frame (41) are respectively provided with buffer chambers (44); the adjustable anti-sway bracket structure (5) includes a connecting plate (51), and the middle position of the bottom end of the connecting plate (51) is bolted with a fixing tube (52); the fixing tube (52) is respectively sleeved on the upper end outer wall of the extension frame (53) and bolted; the middle position of the bottom end of the extension frame (53) is embedded with a second bearing (54).

2. The multi-stage reduction transmission structure of the drilling machine according to claim 1, characterized in that: The bottom end of the fixing frame (41) is inserted into the upper end of the multi-stage reducer (1); the input shaft (2) passes through the middle position of the fixing frame (41) and the inner ring of the first bearing (42) respectively.

3. The multi-stage reduction transmission structure of the drilling machine according to claim 1, characterized in that: The connecting plate (51) is bolted to the left and right sides of the bottom end of the multi-stage reducer (1) respectively; the output shaft (3) passes through the inner ring of the second bearing (54).

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