Polishing device for center lathe machining

Abstract

The utility model relates to the technical field of lathe machining grinding devices, in particular to a grinding device for center lathe machining, which comprises a lathe body, a guide rail mechanism is arranged in the lathe body, a clamping mechanism is fixed on the upper side of the guide rail mechanism, a grinding mechanism is clamped in the clamping mechanism, the grinding mechanism comprises a connecting rod, and a limiting frame is fixed at one end of the connecting rod. Adjusting lead screws are rotatably arranged on the upper side and the lower side of the limiting frame, sliding blocks are in threaded connection with the positions, located on the inner side of the limiting frame, of the outer sides of the adjusting lead screws, clamping blocks are fixed to one sides of the sliding blocks, limiting sliding ways are formed in the upper side and the lower side of each clamping block, and clamping blocks are slidably arranged in the limiting sliding ways. A threaded hole in threaded rotation connection with the adjusting bolt is formed in the side face of the clamping block, and an abrasive paper strip is clamped between the clamping block and the clamping block. The device solves the problems that when the surface of an existing shaft piece is derusted, the position of abrasive paper generally needs to be fixed manually, manpower is consumed, and certain dangerousness exists in the process of derusting the surface of the shaft piece.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe processing polishing device technical field, specifically point to a kind of polishing device for ordinary lathe processing. BACKGROUND

[0002] Ordinary lathe is the horizontal lathe of multiple types workpieces such as shaft, disc, ring and so on, it is often used to process the inner and outer rotary surface, end surface and various internal and external threads of workpiece;Some shafts will have rust on one side of the outer surface after being placed for a long time, in order to ensure economic affordability, small factories will generally use lathe and sandpaper to cooperate to polish and rust the surface of the shaft;

[0003] In the existing processing of rust removal on the surface of a small number of shafts, the shaft is generally fixed on the lathe first, then the sandpaper is wound around the outside of the shaft, the lathe is started to drive the shaft to rotate for rust removal, or the sandpaper is clamped on the outside of the shaft by an arc surface top block, and then the shaft is rotated for rust removal. This rust removal method needs manual fixing of the position of the sandpaper, which consumes more manpower, and the staff is close to the rotating shaft, which has certain danger. SUMMARY

[0004] The technical problem to be solved by the utility model is that the position of the sandpaper needs to be fixed manually during the rust removal on the surface of the existing shaft, which consumes more manpower and has certain danger.

[0005] To solve the above problems, the utility model adopts the technical scheme of a kind of polishing device for ordinary lathe processing, which comprises a lathe frame body, a guide rail mechanism is arranged above the lathe frame body, a clamping mechanism is fixed on the upper side of the guide rail mechanism, a polishing mechanism is clamped in the clamping mechanism, the polishing mechanism comprises a connecting rod, a limiting frame is fixed at one end of the connecting rod, adjusting screws are rotatably arranged on the upper and lower sides of the limiting frame, a sliding block is threadedly connected to the outside of the adjusting screw and located inside the limiting frame, a clamping block is fixed on one side of the sliding block, limiting sliding channels are formed on the upper and lower sides of the clamping block, a clamping block is slidably arranged in the limiting sliding channel, an adjusting bolt is rotatably arranged on one side of the limiting sliding channel, a threaded hole is formed in the side surface of the clamping block and threadedly connected with the adjusting bolt, and a sandpaper strip is clamped between the clamping block and the clamping block.

[0006] As a further scheme of the utility model, a plurality of through holes are formed in the upper side of the connecting rod, a circular groove is formed in the lower side of the connecting rod and located in the through hole, a clamping plate is placed on the upper side of the connecting rod, which can increase the friction area of the connecting rod, facilitate clamping of the polishing mechanism, a compression spring is fixed on the lower side of the clamping plate and located inside the through hole, a circular baffle is fixed in the recess at the bottom end of the compression spring, which can prevent the compression spring from disengaging from the through hole while not affecting the rotation of the compressed end.

[0007] As a further embodiment of this utility model: a three-jaw chuck and a ejector pin structure are provided on the upper side of the lathe frame, and a shaft to be processed is provided between the three-jaw chuck and the ejector pin structure. Sandpaper strips are wrapped around the outside of the shaft to be processed to facilitate grinding and rust removal on its surface.

[0008] As a further embodiment of this utility model: the clamping mechanism includes two upper and lower fixed limiting plates, and a number of clamping bolts are rotatably connected to the upper side of the upper limiting plate for clamping the grinding mechanism. The connecting rod and the clamping plate are clamped between the bottom end of the clamping bolts and the lower limiting plate.

[0009] As a further embodiment of this utility model: a right-angled groove is provided on one side of the clamping block, which allows the sandpaper strip to be placed therein and pressed against the surface of the shaft to be processed for polishing.

[0010] As a further embodiment of this utility model: slots are provided at both ends of the sandpaper strip between the clamping block and the mounting block, which can reserve folding space for both ends of the sandpaper strip.

[0011] Compared with the prior art, the advantages of this utility model are as follows: This patent adds a grinding mechanism, which can be clamped and fixed by the clamping mechanism built into the machine tool. This makes it easy to fix the position of the sandpaper belt so as to grind the surface of the shaft. It also makes it easy to install and remove the sandpaper belt. There is no need for manual pulling or pressing against the sandpaper to remove rust from the surface of the shaft, saving manpower and making it safer to use. Attached Figure Description

[0012] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0013] Figure 1 This is a perspective view of the overall structure of a grinding device for machining on a conventional lathe according to the present invention.

[0014] Figure 2 This is a perspective view of the grinding mechanism in a grinding device for machining on a conventional lathe according to this utility model.

[0015] Figure 3 This is a cross-sectional view of the grinding mechanism in a grinding device for machining on a conventional lathe according to the present invention.

[0016] Figure 4 This utility model relates to a grinding device for machining on a conventional lathe. Figure 1 Enlarged view of the structure of part A.

[0017] In the attached image:

[0018] 1, lathe frame body; 2, guide rail mechanism; 3, clamping mechanism; 4, connecting rod; 5, limiting frame; 6, adjusting screw; 7, sliding block; 8, clamping block; 9, clamping block; 10, adjusting bolt; 11, sandpaper strip; 12, clamping plate; 13, compression spring; 14, round baffle; 15, three-jaw chuck; 16, thimble structure; 17, to be processed shaft; 3.1, limiting plate; 3.2, clamping bolt; 4.1, through hole; 4.2, round groove; 8.1, limiting slide; 8.2, right angle groove; 9.1, threaded hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The utility model provides a technical scheme: in order to solve the existing problems in the background art.

[0021] The drawings are combined Figure 1 , 4 , it can be known that including lathe frame body 1, lathe frame body 1 upper is equipped with guide rail mechanism 2, the upper side of guide rail mechanism 2 is fixed with clamping mechanism 3, and the clamping mechanism 3 is clamped with polishing mechanism, and the clamping mechanism 3 includes two upper and lower fixed limiting plates 3.1, the upper side of upper limiting plate 3.1 is threadedly rotatably connected with three clamping bolts 3.2, for clamping polishing mechanism, connecting rod 4 and clamping plate 12 are clamped between the bottom end of clamping bolt 3.2 and lower limiting plate 3.1, and the upper side of lathe frame body 1 is provided with three-jaw chuck 15 and thimble structure 16, and the three-jaw chuck 15 and thimble structure 16 are provided with to-be-processed shaft 17, and sandpaper strip 11 is wrapped outside to-be-processed shaft 17, which is convenient for polishing and rust removal on its surface.

[0022] The drawings are combined Figure 2 , 3It can be known that the polishing mechanism comprises a connecting rod 4, one end of the connecting rod 4 is fixed with a limiting frame 5, an adjusting screw rod 6 is rotatably arranged on the upper and lower sides of the limiting frame 5, the position of a sliding block 7 can be adjusted, the sliding block 7 is threadedly connected to the outside of the limiting frame 5, one side of the sliding block 7 is fixed with a clamping block 8, limiting sliding ways 8.1 are formed on the upper and lower sides of the clamping block 8, a clamping block 9 is slidably arranged in the limiting sliding way 8.1, an adjusting bolt 10 is rotatably arranged on one side of the limiting sliding way 8.1, the position of the clamping block 9 can be adjusted, a threaded hole 9.1 is formed in the side surface of the clamping block 9 and is threadedly rotatably connected with the adjusting bolt 10, a sandpaper strip 11 is clamped between the clamping block 9 and the clamping block 8, three through holes 4.1 are formed in the upper side of the connecting rod 4, a circular groove 4.2 is formed in the lower side of the connecting rod 4 at the through holes 4.1, a clamping plate 12 is placed on the upper side of the connecting rod 4, the area of the connecting rod 4 subjected to friction can be increased, the polishing mechanism can be clamped tightly, a compression spring 13 is fixed on the lower side of the clamping plate 12 in the through hole 4.1, a circular baffle 14 is fixed at the bottom end of the compression spring 13 in the recess, the compression spring 13 can be prevented from being separated from the through hole 4.1, and the compression end of the compression spring 13 can not be affected by rotation, a right-angle recess 8.2 is formed on one side of the clamping block 8, the sandpaper strip 11 can be located in the right-angle recess 8.2, and the sandpaper strip 11 can abut against the surface of the shaft part 17 to be machined for polishing, a notch is formed between the clamping block 9 and the clamping block 8 at the two ends of the sandpaper strip 11, and folding space can be reserved for the two ends of the sandpaper strip 11.

[0023] The working principle of the present application is as follows: when the shaft part is polished and rusted, the shaft part 17 to be machined is first clamped and fixed between the three-jaw chuck 15 and the thimble structure 16, then one end of the sandpaper strip 11 is placed between the clamping block 9 and the clamping block 8 below, then the adjusting bolt 10 below is rotated to drive the clamping block 9 to clamp the sandpaper strip 11, then the connecting rod 4 and the clamping plate 12 are prevented from being placed on the limiting plate 3.1 below, then the clamping bolt 3.2 is rotated to clamp the clamping plate 12 and the connecting rod 4, so that the position of the polishing mechanism is fixed, then the sandpaper strip 11 is wound around the shaft part 17 to be machined, when the sandpaper strip is fixed, the polishing surface needs to face the shaft part 17 to be machined, then the adjusting screw rod 6 is rotated to drive the sliding block 7 to move up and down, so that the sandpaper strip 11 is located at a suitable position, after adjustment, the other end of the sandpaper strip 11 is placed below the clamping block 9 above, the adjusting bolt 10 above is rotated to clamp the sandpaper strip 11, then the lathe can be started to drive the shaft part 17 to be machined to rotate for polishing and rust removal.

[0024] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A grinding device for general lathe machining, comprising a lathe frame body (1), a guide rail mechanism (2) is arranged above the lathe frame body (1), and a clamping mechanism (3) is fixed to the upper side of the guide rail mechanism (2), characterized in that: The clamping mechanism (3) is provided with a polishing mechanism, the polishing mechanism comprises a connecting rod (4), one end of the connecting rod (4) is fixedly connected with a limiting frame (5), the limiting frame (5) is rotatably provided with an adjusting screw (6) on the upper side and the lower side, the outer side of the adjusting screw (6) is threadedly connected with a sliding block (7) on the inner side of the limiting frame (5), one side of the sliding block (7) is fixedly connected with a clamping block (8), the clamping block (8) is provided with a limiting sliding groove (8.1) on the upper side and the lower side, The clamping mechanism (3) is provided with a polishing mechanism, the polishing mechanism comprises a connecting rod (4), one end of the connecting rod (4) is fixedly connected with a limiting frame (5), the limiting frame (5) is rotatably provided with an adjusting screw (6) on the upper side and the lower side, the outer side of the adjusting screw (6) is threadedly connected with a sliding block (7) on the inner side of the limiting frame (5), one side of the sliding block (7) is fixedly connected with a clamping block (8), the clamping block (8) is provided with a limiting sliding groove (8.1) on the upper side and the lower side, 2. A grinding device for general lathe machining according to claim 1, characterized in that: The upper side of the connecting rod (4) is provided with a plurality of through holes (4.1), and the lower side of the connecting rod (4) is provided with a circular groove (4.2) at the through holes (4.1); the upper side of the connecting rod (4) is placed with a clamping plate (12), and the lower side of the clamping plate (12) is fixedly connected with a compression spring (13) in the through holes (4.1); and the bottom end of the compression spring (13) is fixedly connected with a circular baffle (14) in the recess.

3. A grinding device for general lathe machining according to claim 2, characterized in that: The upper side of the connecting rod (4) is provided with a plurality of through holes (4.1), and the lower side of the connecting rod (4) is provided with a circular groove (4.2) at the through holes (4.1); the upper side of the connecting rod (4) is placed with a clamping plate (12), and the lower side of the clamping plate (12) is fixedly connected with a compression spring (13) in the through holes (4.1); and the bottom end of the compression spring (13) is fixedly connected with a circular baffle (14) in the recess.

4. The polishing device for general lathe machining according to claim 2, characterized in that: The upper side of the connecting rod (4) is provided with a plurality of through holes (4.1), and the lower side of the connecting rod (4) is provided with a circular groove (4.2) at the through holes (4.1); the upper side of the connecting rod (4) is placed with a clamping plate (12), and the lower side of the clamping plate (12) is fixedly connected with a compression spring (13) in the through holes (4.1); and the bottom end of the compression spring (13) is fixedly connected with a circular baffle (14) in the recess.

5. The polishing device for general lathe machining according to claim 1, characterized in that: The clamping block (8) is provided with a right-angle recess (8.2) on one side.

6. The polishing device for general lathe machining according to claim 1, characterized in that: Grooves are formed between the clamping block (9) and the clamping block (8) at both ends of the sandpaper strip (11).

Images