Clamping device for steel sample polishing

Abstract

The utility model provides a clamping device for steel sample polishing, which relates to the technical field of steel sample clamping and comprises a plier body, a pair of clamping heads and a pair of grips are arranged at the front end and the rear end of the plier body respectively, the pair of clamping heads can be opened and closed along with opening and closing of the pair of grips, a clamping groove is formed in one side of each clamping head, and the pair of grips can be clamped in the clamping groove. The sides, close to each other, of the clamping grooves in each clamping head are open, and a plurality of continuous tooth-shaped structures are arranged on the groove wall of each clamping groove. The problems that in the prior art, a steel sample in an irregular shape needs to be held by hand to be polished, polishing is inconvenient, the polishing efficiency is low, and safety is poor are solved.

Description

Technical Field

[0001] This utility model belongs to the field of steel sample clamping technology, and more specifically, relates to a clamping device for grinding steel samples. Background Technology

[0002] Spectroscopic analysis is a crucial technology for steel quality inspection. By analyzing the elements within steel, it can accurately determine the steel's composition and quality. In the steel industry, spectroscopic analysis has become an indispensable testing method.

[0003] The preparation of steel specimens of different shapes means that the inherent clamps of existing automatic milling machines cannot firmly hold the specimens, such as... Figure 1 As shown, the existing automatic milling prototype machine's fixture 1 layout can only accommodate the clamping and grinding of steel specimens 2 with fixed shapes and sizes, such as... Figure 2 The various irregular shapes and sizes of steel specimens 2 shown are not well held by the automatic milling machine for grinding. Therefore, when grinding irregularly shaped and sized steel specimens 2, it is necessary to hold the steel specimen 2 by hand and grind it in the working area of ​​the spectral sandpaper grinding machine. However, holding the steel specimen 2 while grinding on rapidly rotating sandpaper poses risks such as hand irritation, specimen flying out, and specimen overheating and burning the hands. Utility Model Content

[0004] The purpose of this invention is to address the shortcomings of existing technologies by providing a clamping device for grinding steel samples. This device solves the problems of inconvenience, low efficiency, and poor safety associated with grinding irregularly shaped steel samples by hand.

[0005] To achieve the above objectives, this utility model provides a clamping device for grinding steel samples, comprising:

[0006] The pliers body has a pair of gripping heads at the front end and a pair of handles at the rear end. The pair of gripping heads can open and close with the opening and closing of the pair of handles. A gripping groove is provided on one side of each pair of gripping heads. The gripping grooves on each gripping head are open on the side that is close to each other. A series of tooth-like structures are provided on the groove wall of each gripping groove.

[0007] Optionally, the pliers body includes a first part and a second part, the first part and the second part respectively including a handle and a clamping head integrally connected thereto, the first part and the second part being rotatably connected by a rotating shaft to form a scissor-like structure.

[0008] Optionally, each of the clamping heads has a semi-circular structure, and a pair of clamping heads can form a circular structure when closed.

[0009] Optionally, the other side of each of the pair of clamping heads is a flat plate.

[0010] Optionally, the length of the handle is at least twice the length of the clamping head.

[0011] Optionally, the groove wall of each clamping groove is L-shaped, and the tooth-like structure is arranged on the groove wall.

[0012] Optionally, when the pair of clamping heads are folded, the two clamping grooves are connected to form a rectangular groove structure.

[0013] Optionally, a heat insulation sleeve is arranged on each handle.

[0014] The utility model provides a kind of clamping device for steel sample grinding, its beneficial effect lies in: the clamping device for steel sample grinding is provided with clamping groove on the side of the pair of clamping heads on the body of pincers, a pair of clamping grooves are mutually close side open, can accommodate irregular shape steel sample is placed into a pair of clamping grooves, a plurality of tooth-like structures are arranged on the groove wall of each clamping groove, small clamping groove is formed between adjacent two tooth-like structures, after irregular shape steel sample is placed into two clamping grooves, it can be conveniently clamped by any at least two clamping grooves The edge or corner or arc edge etc. of part, by pinching a pair of handles, irregular shape steel sample can be clamped and fixed sufficiently, and then steel sample can be stably placed in the working area of spectroscopy sand paper sample grinder and is ground, not only need not to hold steel sample by hand, improve the safety of work, and can improve the success rate and efficiency of sample preparation.

[0015] Other features and advantages of the utility model will be described in detail in the following specific embodiment part. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and other objects, features and advantages of the utility model will become more apparent from the following detailed description of exemplary embodiments of the utility model, taken in conjunction with the accompanying drawings in which like reference characters typically identify corresponding components throughout the typical embodiment of the utility model.

[0017] Figure 1 A schematic diagram of the fixture layout of an automatic sample milling machine in the prior art is shown.

[0018] Figure 2 A schematic diagram of the structure of several irregular shapes and sizes of steel samples in the prior art is shown.

[0019] Figure 3 A schematic diagram of the front structure of a clamping device for steel sample grinding according to one embodiment of the utility model is shown.

[0020] Figure 4 Fig. 2 shows a back structure schematic view of a clamping device for steel sample polishing according to an embodiment of the present application.

[0021] Marked for explanation:

[0022] 1, clamp; 2, steel sample; 3, clamping head; 4, handle; 5, clamping groove; 6, tooth structure; 7, rotating shaft; 8, flat plate part; 9, heat insulation sleeve. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present application will be described in more detail below. Although the preferred embodiments of the present application are described below, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present application is more thorough and complete, and the scope of the present application can be fully conveyed to those skilled in the art.

[0024] As shown in Figure 3 and Figure 4 The present application provides a clamping device for steel sample polishing, comprising:

[0025] The front end and the rear end of the pliers body are respectively a pair of clamping heads 3 and a pair of handles 4, a pair of clamping heads 3 can be opened and closed with a pair of handles 4, and a pair of clamping heads 3 is provided with a clamping groove 5 on one side. Each clamping groove 5 on each clamping head 3 is open on the side close to each other, and a plurality of tooth structures 6 are provided on the groove wall of each clamping groove 5.

[0026] Specifically, in order to solve the problem of inconvenient polishing, low polishing efficiency and poor safety of hand-held steel sample polishing for irregularly shaped steel samples in the prior art, the clamping device for steel sample polishing provided by the present application is provided with a clamping groove 5 on one side of a pair of clamping heads 3 on the pliers body, a pair of clamping grooves 5 are open on the side close to each other, and can accommodate irregularly shaped steel samples into a pair of clamping grooves 5. A plurality of tooth structures 6 are provided on the groove wall of each clamping groove 5, and a small clamping groove is formed between adjacent two tooth structures 6. After the irregularly shaped steel sample is placed in the two clamping grooves 5, it can be conveniently clamped by at least two clamping grooves 5 at the edge or corner or arc edge of the sample. By pinching a pair of handles 4, the irregularly shaped steel sample can be clamped and fixed, and then the steel sample can be stably placed in the working area of the spectrum sandpaper sample polishing machine for polishing. Not only the safety of the work is improved without holding the steel sample, but also the success rate and efficiency of sample preparation are improved.

[0027] Optionally, the pincer body comprises a first part and a second part, the first part and the second part respectively comprise a handle 4 and a clamping head 3 integrally connected therewith, the first part and the second part are rotationally connected through a rotating shaft 7 to form a scissor structure.

[0028] Specifically, the hinge form of the first part and the second part is similar to the existing handheld tiger pincers and beak pincers, and the opening and closing of the handle 4 realizes the opening and closing of the clamping head 3, thereby realizing clamping.

[0029] Optionally, each clamping head is a semicircular structure, and a pair of clamping heads 3 can form a circular structure when they are closed.

[0030] Specifically, the semicircular structure of the clamping head 3 can form a nearly circular structure when clamping the steel sample, and when the clamping head 3 is clamped on the working area of the spectral sandpaper grinding machine for grinding, due to the smooth structure of the clamping head 3, it has higher safety, even if it contacts the rotating sandpaper, it is not easy to appear the situation that the clamping head 3 is hit away.

[0031] Optionally, the other side of the pair of clamping heads is a flat plate part 8.

[0032] Specifically, one side of the clamping head 3 is a clamping groove 5, and the other side is a flat plate part 8, that is, the clamping groove 5 has a smooth groove bottom, when the steel sample is clamped on one side of the clamping head 3 through the clamping groove 5 and polished, it can be pressed on the other side of the clamping head 3 to increase the polishing degree.

[0033] Optionally, the length of the handle 4 is at least 2 times the length of the clamping head 3.

[0034] Specifically, the length of the handle 4 determines the labor-saving degree of the pincer body and the clamping degree of the steel sample.

[0035] Optionally, the groove wall of each clamping groove 5 is an L-shaped structure, and the tooth-like structure 6 covers the groove wall.

[0036] Specifically, the L-shaped groove wall is convenient for clamping the steel sample with a circular arc surface and the steel sample with edges and corners, and compared with the circular arc groove wall structure, it is more convenient and firm for clamping irregularly shaped steel samples.

[0037] Optionally, when a pair of clamping heads 3 are closed, the two clamping grooves 5 are connected to each other to form a rectangular groove structure.

[0038] Specifically, the plurality of tooth-like structures 6 arranged in series are all protruding teeth, the tooth-like structure 6 covers the entire groove wall, and when a pair of clamping grooves 5 are closed, a rectangular groove structure is also formed, and even if the sample shape is regular, it also has good clamping effect.

[0039] Optionally, each handle 4 is provided with a heat insulation sleeve 9.

[0040] Specifically, the heat insulation sleeve 9 can reduce the heat generated during polishing to the hand holding part, avoiding scalding.

[0041] In the embodiment, the heat insulation sleeve 9 is a rubber sleeve.

[0042] The above has described the embodiments of the present application, the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A clamping device for polishing a steel sample, characterized in that, The utility model relates to a pincers body, the front end and rear end of the pincers body are a pair of clamping head and a pair of handle respectively, and a pair of clamping head can open and shut with the opening and shutting of a pair of handle, and one side of a pair of clamping head is provided with clamping groove, and the side of each clamping groove that is close to each other is open, and the groove wall of each clamping groove is provided with continuous plurality of dentiform structure. The groove wall of each clamping groove is L-shaped structure, and the dentiform structure fills the groove wall. When a pair of clamping head closes, two clamping grooves can form a rectangular groove structure by intercommunication. The irregularly shaped steel sample is put into two clamping grooves, and at least two clamping grooves clamp the edge or corner or arc edge part of the sample. The pincers body includes a first part and a second part, the first part and the second part include a handle and a clamping head respectively, the first part and the second part are connected by a rotating shaft, and the first part and the second part form a scissors type structure.

2. The clamping device for polishing of steel samples according to claim 1, characterized in that, Each clamping head is semicircular structure, and a pair of clamping head can form a circular structure when closing.

3. The clamping device for polishing of steel samples according to claim 1, characterized in that, The other side of a pair of clamping head is flat plate part.

4. The clamping device for polishing of steel samples according to claim 1, characterized in that, The length of the handle is at least 2 times the length of the clamping head.

5. The clamping device for polishing of steel samples according to claim 1, characterized in that, Each handle is provided with a heat insulation sleeve.

6. The clamping device for polishing of ferrous samples of claim 1, wherein, ​

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