Core shielding cover stand column welding tool

Abstract

The utility model discloses a core shielding cover stand column welding tool which comprises a positioning table, and a through hole is formed in the positioning table. A transverse rod is fixed to the lower side of the through hole, a supporting plate is arranged in the through hole, the front end face of the positioning table is in bearing connection with a second threaded rod, the second threaded rod is connected with the movable frame through threads, a clamping plate is arranged above the positioning table, a stand column body is further arranged above the positioning table, and a shielding cover body is arranged above the stand column body. According to the core shielding case stand column welding tool, the adjustable clamping and positioning mechanism is adopted, stand columns of different sizes can be clamped and fixed, and therefore the perpendicularity of the stand columns and the accuracy of the assembly positions of the stand columns and shielding cases can be effectively guaranteed, the yield is further guaranteed, the machining efficiency can be greatly improved, and the height adjusting mechanism is matched, so that the machining efficiency is improved. Stand columns of different heights can be adjusted according to actual needs, it is guaranteed that the upper surfaces of the stand columns are located on the same horizontal plane, and therefore the welding machining precision is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of core shielding cover column processing, in particular to a core shielding cover column welding tool. Background Art

[0002] The existing core shielding cover column processing is to use raw materials to process the entire product through a CNC lathe. Because the column is small and has a tooth pattern in the middle, the CNC lathe will vibrate during processing and it is difficult to ensure its size and verticality. The defective rate is high and the processing cycle is long, the cost is high, and it cannot be used for normal production. A core shielding cover column welding tooling is designed to better meet the processing needs of the core shielding cover and the column. Utility Model Content

[0003] The purpose of the utility model is to provide a core shielding cover column welding tool to solve the problems mentioned in the above background technology that the CNC lathe will vibrate during processing, it is difficult to ensure its size and verticality, the defective rate is high, the processing cycle is long, and the cost is high.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a core shielding cover column welding tool, including a positioning platform, a through hole is opened on the positioning platform; a cross bar is fixed on the lower side of the through hole, a support plate is arranged in the through hole, a second threaded rod is connected to the bearing on the front end surface of the positioning platform, the second threaded rod is connected to the movable frame through a thread, a splint is arranged above the positioning platform, a column body is also arranged above the positioning platform, and a shielding cover body is arranged above the column body.

[0005] Preferably, four supporting feet are vertically fixed on the lower end surface of the positioning platform, and the height of the supporting feet is greater than the length of the first threaded rod. The through holes correspond to the circular holes on the shielding cover body. By limiting the height of the supporting feet, the normal height adjustment of the support plate can be guaranteed in the later stage.

[0006] Preferably, the bearing on the lower end face of the support plate is connected to a first threaded rod, and the first threaded rod is connected to the cross bar through a thread. A scale rod is also vertically fixed to the lower end face of the support plate, and the scale rod passes through the cross bar and can slide up and down. Through the above structure, the height of the support plate can be adjusted and positioned to adapt to welding and installation of column bodies and shielding cover bodies of different heights.

[0007] Preferably, one end of a connecting rod is rotatably connected to the movable frame, and the other end of the connecting rod is rotatably connected to the clamping plate. When the movable frame moves, the transmission action of the connecting rod can provide a basic force for the movement of the clamping plate.

[0008] Preferably, the clamping plates are symmetrically distributed about the through hole, and the corresponding parts of the clamping plates and the through hole are arc-shaped structures. Through the action of the clamping plates, column bodies with different diameters can be clamped and positioned to ensure the stability of the column body.

[0009] Preferably, guide rods are fixed symmetrically on the clamping plate, and anti-skid teeth are evenly arranged on the clamping plate, and the anti-skid teeth are in contact with the column body to achieve an anti-skid effect. The friction between the clamping plate and the column body can be increased through the effect of the anti-skid teeth.

[0010] Preferably, the guide rod passes through the fixed block and can slide left and right, and the fixed block and the guide rod are distributed in a one-to-one correspondence, and the fixed block is fixed on the end surface of the positioning platform. When the splint moves, the guiding effect of the guide rod can ensure the stability of the splint movement.

[0011] Preferably, a convex shaft is also provided on the column body, and the convex shaft and the circular hole on the shielding cover body are nested and connected, and the height of the convex shaft is equal to the thickness of the shielding cover body. By nesting the convex shaft and the circular hole on the shielding cover body, the assembly of the column body and the shielding cover body can be facilitated.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the core shielding cover column welding tool adopts an adjustable clamping and positioning mechanism, which can adapt to the columns of different sizes for clamping and fixing, thereby effectively ensuring the verticality of the column and the accuracy of the assembly position of the column and the shielding cover, thereby ensuring the yield rate and greatly improving the processing efficiency. In combination with the height adjustment mechanism, the columns of different heights can be adjusted according to actual needs to ensure that the upper surfaces of the columns are on the same horizontal plane, thereby ensuring the welding processing accuracy. The specific contents are as follows:

[0013] 1. The core shielding cover column welding tool is provided with a clamping plate. When the column body is clamped and positioned, the distance between adjacent clamping plates can be adjusted through the second threaded rod, the movable frame and the connecting rod to meet the clamping and fixing requirements of the column;

[0014] 2. The core shielding cover column welding tool is provided with a support plate. When the height of the column body is adjusted, the height of the column body can be adjusted through the action of the first threaded rod and the support plate. The height adjustment accuracy can be guaranteed by cooperating with the action of the scale rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front view of the three-dimensional structure of the positioning platform and the shielding cover body of the utility model;

[0016] Figure 2 This is a bottom-up three-dimensional structural diagram of the positioning platform and the shielding cover body of the utility model;

[0017] Figure 3 It is a schematic diagram of a partial side cross-sectional structure of the positioning platform of the utility model;

[0018] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1, positioning table; 101, through hole; 2, support foot; 3, cross bar; 4, support plate; 401, first threaded rod; 402, scale rod; 5, second threaded rod; 6, movable frame; 7, connecting rod; 8, clamping plate; 801, guide rod; 802, anti-slip teeth; 9, fixing block; 10, column body; 1001, convex shaft; 11, shielding cover body. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 4 The utility model provides a technical solution: a core shielding cover column welding tool, including a positioning platform 1, a through hole 101 is opened on the positioning platform 1; a cross bar 3 is fixed to the lower side of the through hole 101, a support plate 4 is arranged in the through hole 101, a second threaded rod 5 is connected to the front end bearing of the positioning platform 1, and the second threaded rod 5 is connected to the movable frame 6 through a thread, a clamping plate 8 is arranged above the positioning platform 1, a column body 10 is also arranged above the positioning platform 1, and a shielding cover body 11 is arranged above the column body 10.

[0022] Four legs 2 are vertically fixed to the lower end surface of the positioning platform 1, and the height of the legs 2 is greater than the length of the first threaded rod 401, and the through hole 101 corresponds to the circular hole on the shielding cover body 11; the first threaded rod 401 is connected to the lower end surface of the support plate 4 by a bearing, and the first threaded rod 401 is connected to the cross bar 3 through a thread, and a scale rod 402 is also vertically fixed to the lower end surface of the support plate 4, and the scale rod 402 penetrates the cross bar 3 and can slide up and down;

[0023] When using the core shielding cover column welding tool, if Figure 1-Figure 4As shown, firstly, the entire positioning platform 1 is placed on the desktop through the support legs 2. At this time, the first threaded rod 401 is in a suspended state. Then, the height of the column body 10 at different positions and the position of the support plate 4 are adjusted. The support plate 4 can be moved by rotating the first threaded rod 401 in conjunction with the threaded connection between the first threaded rod 401 and the cross bar 3. In conjunction with the sliding guide between the scale rod 402 and the cross bar 3, the stability of the movement of the support plate 4 can be ensured, and the accurate height of the support plate 4 can be determined. This ensures that after a plurality of column bodies 10 with different heights are placed on the support plate 4 in the later stage, the upper end surfaces of the plurality of column bodies 10 are on the same horizontal plane, thereby facilitating the welding of the column body 10 and the shielding cover body 11.

[0024] The movable frame 6 is also rotatably connected to one end of the connecting rod 7, and the other end of the connecting rod 7 is rotatably connected to the clamping plate 8; the clamping plate 8 is symmetrically distributed with respect to the through hole 101, and the corresponding parts of the clamping plate 8 and the through hole 101 are arc-shaped structures; the clamping plate 8 is also symmetrically fixed with a guide rod 801 front and back, and the clamping plate 8 is also evenly provided with anti-skid teeth 802, and the anti-skid teeth 802 contact with the column body 10 to achieve an anti-skid effect; the guide rod 801 passes through the fixed block 9 and can slide left and right, and the fixed block 9 and the guide rod 801 are distributed one-to-one, and the fixed block 9 is fixed to the upper end surface of the positioning platform 1; the column body 10 is also provided with a convex shaft 1001, and the convex shaft 1001 is nested with the circular hole on the shielding cover body 11, and the height of the convex shaft 1001 is equal to the thickness of the shielding cover body 11;

[0025] After the position adjustment of the support plate 4 is completed, Figure 1-Figure 4 As shown, the movable frame 6 can be driven to move by rotating the second threaded rod 5, and the transmission action of the connecting rod 7 can make the clamping plate 8 move under force, thereby adjusting the distance between the two adjacent clamping plates 8 to ensure that the distance between the two adjacent clamping plates 8 is greater than the diameter of the column body 10, and then the column body 10 is placed on the support plate 4 in the through hole 101, and the second threaded rod 5 is rotated in the opposite direction, so as to shorten the distance between the two adjacent clamping plates 8 until the clamping plate 8 contacts and the column body 10 to achieve clamping, and the arc structure on the clamping plate 8 can ensure that the center of the column body 10 and the center of the support plate 4 are on the same vertical line, thereby realizing the positioning function of the column body 10, and finally, the convex shaft 1001 is nested with the circular hole on the shielding cover body 11 to realize the positioning of the column body 10 and the shielding cover body 11, and ensure the accuracy and verticality of the relative position of the column body 10 and the shielding cover body 11, thereby ensuring the processing quality. This is the working principle of the core shielding cover column welding tooling.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A core shielding cover column welding tool, comprising a positioning platform (1), wherein the positioning platform (1) is provided with a through hole (101); characterized in that: A cross bar (3) is fixed at the lower side of the through hole (101), a support plate (4) is arranged in the through hole (101), a second threaded rod (5) is connected to the front end bearing of the positioning platform (1), the second threaded rod (5) is connected to the movable frame (6) through a thread, a clamping plate (8) is arranged above the positioning platform (1), a column body (10) is also arranged above the positioning platform (1), and a shielding cover body (11) is arranged above the column body (10).

2. A core shielding cover column welding tool according to claim 1, characterized in that: Four supporting legs (2) are vertically fixed on the lower end surface of the positioning platform (1), and the height of the supporting legs (2) is greater than the length of the first threaded rod (401), and the through hole (101) corresponds to the circular hole on the shielding cover body (11).

3. The core shielding cover column welding tool according to claim 1, characterized in that: The lower end surface of the support plate (4) is connected to a first threaded rod (401) through a bearing, and the first threaded rod (401) is connected to the cross bar (3) through a thread. A scale rod (402) is also vertically fixed to the lower end surface of the support plate (4), and the scale rod (402) passes through the cross bar (3) and can slide up and down.

4. The core shielding cover column welding tool according to claim 1, characterized in that: One end of a connecting rod (7) is also rotatably connected to the movable frame (6), and the other end of the connecting rod (7) is rotatably connected to the clamping plate (8).

5. The core shielding cover column welding tool according to claim 1, characterized in that: The clamping plates (8) are symmetrically distributed with respect to the through hole (101), and the corresponding parts of the clamping plates (8) and the through hole (101) are arc-shaped structures.

6. The core shielding cover column welding tool according to claim 1, characterized in that: The clamping plate (8) is also symmetrically fixed with guide rods (801) in the front and rear directions, and anti-skid teeth (802) are evenly arranged on the clamping plate (8), and the anti-skid teeth (802) are in contact with the column body (10) to achieve an anti-skid effect.

7. A core shielding cover column welding tool according to claim 6, characterized in that: The guide rod (801) passes through the fixed block (9) and can slide left and right, and the fixed block (9) and the guide rod (801) are distributed in a one-to-one correspondence, and the fixed block (9) is fixed on the upper end surface of the positioning platform (1).

8. The core shielding cover column welding tool according to claim 1, characterized in that: The column body (10) is also provided with a convex shaft (1001), and the convex shaft (1001) is nested with the circular hole on the shielding cover body (11), and the height of the convex shaft (1001) is equal to the thickness of the shielding cover body (11).

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