Auxiliary bar taking tool

Abstract

The utility model discloses an auxiliary bar taking tool which comprises a tool body, a tungsten wire rope is arranged at the upper end of the tool body, upper metal chucks are arranged on the left side and the right side of the lower end of the tool body, and the upper metal chucks and lower metal chucks installed at the lower end of the tool body form a complete metal chuck. After a single crystal is put into a furnace and equipment detects that the tungsten wire rope is not abnormal, the heavy hammer is lowered, the graphite chuck is screwed off, the metal chucks are screwed onto the heavy hammer, the tungsten wire rope binds the single crystal, the graphite chuck is screwed off, the metal chucks are screwed onto the heavy hammer, the graphite chuck is screwed off, the graphite chuck is screwed on the metal chucks, and the tungsten wire rope binds the single crystal. In the single crystal lifting process, stress is balanced, secondary abnormity such as steel cable breakage caused by uneven stress is not prone to occurring, the rod taking safety is further improved, and the purpose of saving working hours is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field related to tooling for assisting in taking out a rod, and in particular relates to a tooling for assisting in taking out a rod. Background Art

[0002] The auxiliary rod removal tool is a tool used to assist operations. It is usually used during the single crystal growth process when the single crystal rod falls or needs to be removed. The auxiliary rod removal tool stabilizes and controls the position of the single crystal rod for removal or reinstallation. This tool can help operators handle the single crystal rod more safely and efficiently.

[0003] The advantages of low cost and high efficiency of the direct-pull method make it the mainstream process for photovoltaic single crystals at this stage. However, frequent accidents are an inevitable topic in direct-pull single crystals, among which rod-dropping accidents are particularly common. How to remove the crystal rod that has fallen into the furnace after the rod-dropping accident has always been the most difficult problem to solve in the rod-dropping accident. Due to the overall heavy weight of the crystal rod, the narrow sub-chamber and the difficulty of mechanical equipment to operate, it is difficult to remove the rod. Utility Model Content

[0004] The purpose of the utility model is to provide a tool for assisting in removing the rods, so as to solve the problem that the advantages of low cost and high efficiency of the direct pulling method proposed in the above-mentioned background technology make it the mainstream process of photovoltaic single crystals at this stage, but frequent accidents are an inevitable topic of direct pulling single crystals, among which rod dropping accidents are particularly common. How to remove the crystal rod that has fallen into the furnace after the rod dropping has always been the most difficult problem to solve in the rod dropping accident. Due to the large overall weight of the crystal rod, the narrow auxiliary chamber, and the difficulty of mechanical equipment to operate, the problem of difficulty in removing the rod is caused.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tool for assisting in taking out a rod, comprising a tool body, a tungsten wire rope is arranged at the upper end position of the tool body, an upper metal chuck is arranged at the left and right sides of the lower end of the tool body, the upper metal chuck and the lower metal chuck installed at the lower end position form a complete metal chuck, a groove is arranged at the inner position of the upper metal chuck, an extension rod is fixed to the upper end of the lower metal chuck at the left and right sides, a fixing plate is fixed at the upper end position of the extension rod, a stainless steel spring is wound at the outer position of the extension rod, and the stainless steel spring is sleeved at the inner position of the groove, a stainless steel bolt is installed on the lower metal chuck through the reserved hole at the inner position, a nut is connected to the other side of the stainless steel bolt, and a metal hook is connected to the outer position of the stainless steel bolt.

[0006] Preferably, the tool body is connected to external equipment via a tungsten wire rope.

[0007] Preferably, the stainless steel bolt passes through the reserved hole to be connected to the two lower metal clamps.

[0008] Preferably, the stainless steel bolt is provided with a nut at the other end after passing through the reserved hole.

[0009] Preferably, the stainless steel bolt is connected to a metal hook.

[0010] Preferably, the lower metal chuck and the upper metal chuck form a complete metal chuck.

[0011] Preferably, the lower metal chuck is extended to a downward position through an extension rod.

[0012] Preferably, the extension rod compresses the stainless steel spring through the fixing plate when moving.

[0013] Compared with the prior art, the utility model provides a tool for assisting in taking out a rod, which has the following beneficial effects:

[0014] 1. After the single crystal is transferred into the furnace, the equipment checks that there is no abnormality in the tungsten wire rope, then lowers the weight, unscrews the graphite chuck, screws the metal chuck onto the weight, and after the tungsten wire rope is tied to the single crystal, the other end is hung on the hook at the lower end of the metal chuck. During the process of lifting the single crystal, the force is balanced, and it is not easy to have secondary abnormalities such as uneven force causing cable breakage, which further improves the safety of taking the rod and achieves the purpose of saving work time.

[0015] 2. The metal chuck is set to an upper metal chuck and a lower metal chuck. During the process of removing the rod, the lower metal chuck is extended by the extension rod, and the stainless steel spring is compressed by the extension rod through the fixing plate. The rod is conveniently removed by the length extension. After the rod is removed, the stainless steel spring releases the compression force and fits with the upper metal chuck again. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of a tool structure for assisting in taking out a rod.

[0017] Figure 2 The utility model is a schematic diagram of a stainless steel bolt structure of a tooling for assisting in taking out a rod.

[0018] Figure 3 The utility model is a schematic diagram of a metal hook structure of a tooling for assisting in taking out a rod.

[0019] Figure 4 The utility model is a schematic diagram of the internal structure of a tooling metal chuck for assisting in taking out a rod.

[0020] In the figure: 1. Tool body; 2. Tungsten wire rope; 3. Upper metal chuck; 4. Reserved hole; 5. Nut; 6. Metal hook; 7. Stainless steel bolt; 8. Lower metal chuck; 9. Groove; 10. Stainless steel spring; 11. Extension rod; 12. Fixing plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-4 The tooling for assisting rod retrieval shown in the figure comprises a tooling body 1, a tungsten wire rope 2 is arranged at the upper end of the tooling body 1, an upper metal chuck 3 is arranged at the left and right sides of the lower end of the tooling body 1, the upper metal chuck 3 and the lower metal chuck 8 installed at the lower end form a complete metal chuck, a groove 9 is arranged at the inner position of the upper metal chuck 3, an extension rod 11 is fixed to the upper end of the lower metal chuck 8 at the left and right sides, a fixing plate 12 is fixed to the upper end of the extension rod 11, a stainless steel spring 10 is wound around the outer side of the extension rod 11, and the stainless steel spring 10 is sleeved at the inner position of the groove 9, a stainless steel bolt 7 is installed on the lower metal chuck 8 through the reserved hole 4 at the inner side, a nut 5 is connected to the other side of the stainless steel bolt 7, and a metal hook 6 is connected to the outer side of the stainless steel bolt 7.

[0023] After the single crystal is transferred into the furnace, the equipment checks that there is no abnormality in the tungsten wire rope 2, then lowers the weight, unscrews the graphite chuck, and screws the metal chuck onto the weight. After the tungsten wire rope 2 is tied to the single crystal, the other end is hung on the hook at the lower end of the metal chuck. During the process of lifting the single crystal, the force is balanced, and it is not easy to have secondary abnormalities such as uneven force causing steel cable breakage, which further improves the safety of rod removal and achieves the purpose of saving work time.

[0024] like Figure 1 and Figure 4 As shown, the tooling body 1 is connected to the external equipment through a tungsten wire rope 2, and the stainless steel bolt 7 passes through the reserved hole 4 to be connected to the two lower metal chucks 8. After the stainless steel bolt 7 passes through the reserved hole 4, a nut 5 is installed at the other end. The stainless steel bolt 7 is connected to the metal hook 6, and the lower metal chuck 8 and the upper metal chuck 3 form a complete metal chuck. The lower metal chuck 8 is extended to the lower position through the extension rod 11. When the extension rod 11 moves, it compresses the stainless steel spring 10 through the fixing plate 12.

[0025] The metal chuck is configured to be an upper metal chuck 3 and a lower metal chuck 8. During the process of removing the rod, the lower metal chuck 8 is extended by the extension rod 11, and the stainless steel spring 10 is compressed by the extension rod 11 through the fixing plate 12, so that the rod can be removed conveniently by extending the length. After the rod is removed, the stainless steel spring 10 releases the compression force and fits with the upper metal chuck 3 again.

[0026] 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. A tool for assisting in taking out a rod, characterized in that: The tooling body (1) comprises a tungsten wire rope (2) arranged at the upper end of the tooling body (1), an upper metal chuck (3) arranged at the left and right sides of the lower end of the tooling body (1), the upper metal chuck (3) and a lower metal chuck (8) installed at the lower end form a complete metal chuck, a groove (9) is arranged at the inner position of the upper metal chuck (3), and an extension rod (11) is fixed to the upper end of the lower metal chuck (8) at the left and right sides. A fixing plate (12) is fixed at the upper end of the extension rod (11), a stainless steel spring (10) is wound at the outer side of the extension rod (11), and the stainless steel spring (10) is sleeved at the inner side of the groove (9), the lower metal clamp (8) is installed with a stainless steel bolt (7) through a reserved hole (4) at the inner side, a nut (5) is connected at the other side of the stainless steel bolt (7), and a metal hook (6) is connected at the outer side of the stainless steel bolt (7).

2. A tool for assisting rod removal according to claim 1, characterized in that: The tool body (1) is connected to external equipment via a tungsten wire rope (2).

3. The tooling for assisting rod removal according to claim 1, characterized in that: The stainless steel bolt (7) passes through the reserved hole (4) and is connected to the two lower metal clamps (8).

4. A tool for assisting rod removal according to claim 3, characterized in that: After the stainless steel bolt (7) passes through the reserved hole (4), a nut (5) is installed at the other end.

5. The tool for assisting in taking out a rod according to claim 1, characterized in that: The stainless steel bolt (7) is connected to the metal hook (6).

6. The tooling for assisting rod removal according to claim 1, characterized in that: The lower metal chuck (8) and the upper metal chuck (3) form a complete metal chuck.

7. A tool for assisting rod removal according to claim 6, characterized in that: The lower metal clamp (8) is extended to a downward position via an extension rod (11).

8. The tooling for assisting rod removal according to claim 7, characterized in that: When the extension rod (11) moves, it compresses the stainless steel spring (10) through the fixing plate (12).

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