Inner wall polishing device for steel bar sleeve machining

Abstract

The utility model discloses an inner wall polishing device for reinforcing steel bar sleeve machining, which comprises a workbench, a machining box fixedly connected to the top end of the workbench, a rotating rod arranged on the machining box, polishing pieces arranged on two sides of the rotating rod and used for polishing the inner wall of a reinforcing steel bar sleeve, and an auxiliary mechanism arranged on the rotating rod and used for connecting and fixing the polishing pieces. The auxiliary mechanism comprises two connecting rods, two fixing cylinders, two limiting rods, two operation plates and two fixing blocks, and the connecting rods are connected with the fixing cylinders in a clamped mode through the limiting rods. According to the device, the connecting rods, the fixing cylinders, the limiting rods and the fixing blocks are matched with one another, the connecting rods can be of multiple different lengths and correspond to the inner wall sizes of steel bar sleeves of different sizes, and the operating panel drives the limiting rods to limit the relative positions of the fixing cylinders and the connecting rods; and therefore, the grinding piece, the connecting rod and the rotating rod can be conveniently mounted and dismounted, and the connecting rods with different lengths can be conveniently replaced according to the internal size of the reinforcing steel bar sleeve.

Description

Technical Field

[0001] The utility model relates to the field of a steel bar sleeve inner wall polishing device, in particular to an inner wall polishing device for steel bar sleeve processing. Background Art

[0002] The rebar sleeve is a commonly used connecting part. The rebar sleeve is also called a rebar joint. The rebar sleeve can be used to connect rebars. When the rebar sleeve is produced and processed, the inner wall of the rebar sleeve needs to be polished, and then a polishing device will be used.

[0003] The polishing device in the prior art usually includes a workbench, a processing box, a driving mechanism and a grinding sheet, etc. The steel sleeve is placed on the top of the workbench, and then the driving mechanism is used to rotate the grinding sheet. The grinding sheet rotates inside the steel sleeve, and the grinding sheet rotates and polishes the inner wall of the steel sleeve.

[0004] The driving mechanism includes a rotating rod, and the grinding plate is usually connected to the rotating rod in an integral manner. The rotating rod drives the connecting rod to rotate, thereby rotating the grinding plate. However, the internal dimensions of steel sleeves of different sizes are different, and thus the use of the grinding plate will be restricted by the size of the steel sleeve. It is inconvenient to replace the grinding plate and the connecting rod according to steel sleeves of different sizes, and there are certain limitations. Utility Model Content

[0005] The utility model aims to provide an inner wall polishing device for processing a steel bar sleeve to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an inner wall polishing device for steel sleeve processing, comprising:

[0007] A workbench, the top of which is fixedly connected with a processing box, a rotating rod is arranged inside the processing box, and grinding sheets for polishing the inner wall of the steel bar sleeve are arranged on both sides of the rotating rod;

[0008] The rotating rod is provided with an auxiliary mechanism for connecting and fixing the grinding sheet;

[0009] The auxiliary mechanism comprises two connecting rods, two fixed cylinders, two limiting rods, two operating plates and two fixed blocks. The grinding sheet is connected to the fixed cylinders through the connecting rods, and the connecting rods are clamped with the fixed cylinders through the limiting rods.

[0010] Preferably, the outer wall of the rotating rod is fixedly connected to the fixed cylinder, the top of the limiting rod is fixedly connected to the operating plate, the top of the operating plate is fixedly connected to the fixed block, and one end of the connecting rod is fixedly connected to the grinding sheet.

[0011] Preferably, the connecting rod is slidably and interlacedly connected with the inner cavity of the fixed cylinder, a limiting groove is provided at the top end of the connecting rod, the limiting rod is slidably and interlacedly connected with the inner cavity of the limiting groove, a first sliding groove is provided at the top end of the fixed cylinder, the limiting rod is slidably and interlacedly connected with the inner cavity of the first sliding groove, and the bottom end of the limiting rod is slidably and interlacedly connected with the bottom end of the inner wall of the fixed cylinder.

[0012] Preferably, an extrusion ring is slidably inserted and connected to the outer wall of the rotating rod, a rotating cylinder is fixedly connected to the top end of the extrusion ring, and the outer wall of the rotating rod is threadably inserted and connected to the inner cavity of the rotating cylinder.

[0013] Preferably, a support plate is fixedly connected to one side of the rotating rod, a second slide groove is provided at the top end of the support plate, a positioning rod is provided in the inner cavity of the second slide groove, a plurality of positioning grooves are provided in a circular array at the top end of the rotating cylinder, the positioning rod is slidably and interlacedly connected with the inner cavity of the positioning groove, and a pulling plate is fixedly connected to the top end of the positioning rod.

[0014] Preferably, a fixed plate is fixedly connected to one side of the rotating rod, a fixed rod is fixedly connected to the top of the pulling plate, an outer wall of the fixed rod is slidably and interlaced with the fixed plate, a spring is sleeved on the outer wall of the fixed rod, one end of the spring is fixedly connected to the fixed plate, and the other end of the spring is fixedly connected to the pulling plate.

[0015] Technical effects and advantages of the utility model:

[0016] The utility model utilizes the mutual cooperation of the connecting rod, the fixed cylinder, the limiting rod, the operating plate and the fixed block. The connecting rod connects the grinding sheet and the rotating rod. The connecting rod can be of multiple different lengths and corresponds to the inner wall dimensions of steel sleeves of different sizes. The operating plate drives the limiting rod to limit the relative position of the fixed cylinder and the connecting rod, which is beneficial for the installation and disassembly of the grinding sheet, the connecting rod and the rotating rod, and is convenient for replacing connecting rods of different lengths according to the internal dimensions of the steel sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a front sectional structural schematic diagram of the utility model.

[0019] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0020] In the figure: 1. workbench; 2. processing box; 3. rotating rod; 4. grinding disc; 5. auxiliary mechanism; 51. connecting rod; 52. fixed cylinder; 53. limiting rod; 54. operating panel; 55. fixed block; 6. extrusion ring; 7. rotating cylinder; 8. supporting plate; 9. positioning rod; 10. pulling plate; 11. spring; 12. fixed plate; 13. fixed rod. DETAILED DESCRIPTION

[0021] 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.

[0022] The utility model provides Figure 1-3 The inner wall polishing device for processing a steel bar sleeve shown in the figure includes a workbench 1, the top of which is fixedly connected to a processing box 2, which is conducive to polishing the inner wall of the steel bar sleeve inside it, and a rotating rod 3 is arranged inside the processing box 2, which is conducive to driving the connecting rod 51 to rotate, and then facilitating the driving of the grinding disc 4 to rotate, and grinding discs 4 for polishing the inner wall of the steel bar sleeve are arranged on both sides of the rotating rod 3, which is conducive to polishing the inner wall of the steel bar sleeve.

[0023] An auxiliary mechanism 5 for connecting and fixing the grinding disc 4 is arranged on the rotating rod 3 .

[0024] The auxiliary mechanism 5 includes two connecting rods 51, two fixed cylinders 52, two limit rods 53, two operating plates 54 and two fixed blocks 55. There are multiple connecting rods 51, and the multiple connecting rods 51 are of different lengths and are all connected to multiple grinding discs 4. The lengths of the multiple connecting rods 51 correspond to the internal dimensions of steel bar sleeves of different sizes, so that the grinding discs 4 can polish the inner wall of the steel bar sleeve, which is convenient for polishing the inner wall of steel bar sleeves of different sizes. The fixed cylinder 52 is conducive to connecting with the connecting rod 51, which is convenient for installing the connecting rod 51. The limiting rod 53 is conducive to limiting the relative position of the fixed cylinder 52 and the connecting rod 51, and is further conducive to the installation and disassembly of the connecting rod 51 and the grinding sheet 4, and is convenient for removing and replacing the grinding sheet 4, and is convenient for replacing connecting rods 51 of different sizes. The operating plate 54 is conducive to driving the limiting rod 53 to move, and is convenient for operating the limiting rod 53. The fixing block 55 is conducive to driving the operating plate 54 to move. The grinding sheet 4 is connected to the fixed cylinder 52 through the connecting rod 51, and the connecting rod 51 is clamped with the fixed cylinder 52 through the limiting rod 53.

[0025] When in use, pull the fixed block 55, the fixed block 55 drives the operating plate 54 to move, and the operating plate 54 drives the limit rod 53 to move, and the limit rod 53 is separated from the connecting rod 51. At this time, the position limitation of the connecting rod 51 is released, and then the grinding plate 4 is pulled horizontally to move, so that the grinding plate 4 drives the connecting rod 51 to move, and the connecting rod 51 is separated from the fixed tube 52. The connecting rod 51 and the grinding plate 4 can be disassembled, and then the connecting rod 51 of the corresponding length can be replaced for use.

[0026] The outer wall of the rotating rod 3 is fixedly connected to the fixed cylinder 52 , the top of the limiting rod 53 is fixedly connected to the operating plate 54 , the top of the operating plate 54 is fixedly connected to the fixed block 55 , and one end of the connecting rod 51 is fixedly connected to the grinding disc 4 .

[0027] The connecting rod 51 is slidably connected with the inner cavity of the fixed cylinder 52, a limiting groove is provided at the top end of the connecting rod 51, the limiting rod 53 is slidably connected with the inner cavity of the limiting groove, a first sliding groove is provided at the top end of the fixed cylinder 52, the limiting rod 53 is slidably connected with the inner cavity of the first sliding groove, and the bottom end of the limiting rod 53 is slidably connected with the bottom end of the inner wall of the fixed cylinder 52.

[0028] The outer wall of the rotating rod 3 is slidably connected with an extrusion ring 6, which is conducive to extruding the fixed block 55 and preventing the fixed block 55 and the limiting rod 53 from sliding randomly. The top of the extrusion ring 6 is fixedly connected with a rotating cylinder 7, which is conducive to driving the extrusion ring 6 to move and facilitates the operation of the extrusion ring 6. The outer wall of the rotating rod 3 is threadedly connected with the inner cavity of the rotating cylinder 7.

[0029] A support plate 8 is fixedly connected to one side of the rotating rod 3, which is conducive to the sliding of the positioning rod 9 thereon and to the support of the positioning rod 9. A second sliding groove is provided at the top of the support plate 8, and a positioning rod 9 is provided in the inner cavity of the second sliding groove, which is conducive to limiting the relative position of the rotating cylinder 7 and the support plate 8 and avoiding the random rotation of the rotating cylinder 7 and the extrusion ring 6. A plurality of positioning grooves are provided in a circular array at the top of the rotating cylinder 7, and the positioning rod 9 is slidably and interlacedly connected with the inner cavity of the positioning groove. A pulling plate 10 is fixedly connected to the top of the positioning rod 9, which is conducive to the movement of the positioning rod 9 and facilitates the operation of the positioning rod 9.

[0030] A fixed plate 12 is fixedly connected to one side of the rotating rod 3, which is conducive to the sliding of the fixed rod 13 thereon and guiding the movement of the fixed rod 13. The top of the pulling plate 10 is fixedly connected to the fixed rod 13, which is conducive to guiding the deformation of the spring 11. The outer wall of the fixed rod 13 is slidably and interlaced with the fixed plate 12. The outer wall of the fixed rod 13 is sleeved with a spring 11. The elastic force of the spring 11 is conducive to pushing the pulling plate 10 and the positioning rod 9 to move, which is convenient for the positioning rod 9 to return to its original position after movement and to repeat the operation of the positioning rod 9. One end of the spring 11 is fixedly connected to the fixed plate 12, and the other end of the spring 11 is fixedly connected to the pulling plate 10.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An inner wall polishing device for processing a steel sleeve, comprising: A workbench (1) is fixedly connected to a processing box (2) at its top end, a rotating rod (3) is arranged inside the processing box (2), and grinding sheets (4) for polishing the inner wall of a steel bar sleeve are arranged on both sides of the rotating rod (3); The invention is characterized in that: the rotating rod (3) is provided with an auxiliary mechanism (5) for connecting and fixing the grinding sheet (4); The auxiliary mechanism (5) comprises two connecting rods (51), two fixed cylinders (52), two limiting rods (53), two operating plates (54) and two fixed blocks (55); the grinding sheet (4) is connected to the fixed cylinder (52) via the connecting rods (51); and the connecting rods (51) are clamped to the fixed cylinder (52) via the limiting rods (53).

2. The inner wall polishing device for steel sleeve processing according to claim 1 is characterized in that: The outer wall of the rotating rod (3) is fixedly connected to the fixed cylinder (52), the top end of the limiting rod (53) is fixedly connected to the operating plate (54), the top end of the operating plate (54) is fixedly connected to the fixed block (55), and one end of the connecting rod (51) is fixedly connected to the grinding plate (4).

3. The inner wall polishing device for steel sleeve processing according to claim 1 is characterized in that: The connecting rod (51) is connected to the inner cavity of the fixed cylinder (52) by sliding and inserting, a limiting groove is provided at the top end of the connecting rod (51), the limiting rod (53) is connected to the inner cavity of the limiting groove by sliding and inserting, a first sliding groove is provided at the top end of the fixed cylinder (52), the limiting rod (53) is connected to the inner cavity of the first sliding groove by sliding and inserting, and the bottom end of the limiting rod (53) is connected to the bottom end of the inner wall of the fixed cylinder (52) by sliding and inserting.

4. The inner wall polishing device for steel sleeve processing according to claim 1, characterized in that: The outer wall of the rotating rod (3) is slidably connected with an extrusion ring (6), the top end of the extrusion ring (6) is fixedly connected with a rotating cylinder (7), and the outer wall of the rotating rod (3) is threadably connected with the inner cavity of the rotating cylinder (7).

5. The inner wall polishing device for steel sleeve processing according to claim 4 is characterized in that: A support plate (8) is fixedly connected to one side of the rotating rod (3), a second slide groove is provided at the top end of the supporting plate (8), a positioning rod (9) is provided in the inner cavity of the second slide groove, a plurality of positioning grooves are provided in a circular array at the top end of the rotating cylinder (7), the positioning rod (9) is slidably connected to the inner cavity of the positioning groove, and a pulling plate (10) is fixedly connected to the top end of the positioning rod (9).

6. The inner wall polishing device for steel sleeve processing according to claim 5, characterized in that: A fixed plate (12) is fixedly connected to one side of the rotating rod (3), a fixed rod (13) is fixedly connected to the top of the pulling plate (10), an outer wall of the fixed rod (13) is slidably connected to the fixed plate (12), a spring (11) is sleeved on the outer wall of the fixed rod (13), one end of the spring (11) is fixedly connected to the fixed plate (12), and the other end of the spring (11) is fixedly connected to the pulling plate (10).

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