Welding positioning tool

Abstract

The utility model discloses a welding positioning tool, and particularly relates to the field of positioning tools, the welding positioning tool comprises a base, supporting strips are arranged and welded on one side of the upper surface of the base, the sides, close to the base, of the two sets of supporting strips are connected with a positioning plate, and positioning counter bores are arranged in the middle of the positioning plate. A positioning counter bore is formed in one side of the base, a positioning key is arranged in the positioning counter bore, the positioning key is connected with the positioning counter bore through a screw, a mounting hole is formed in one side of the base, a positioning pin is embedded in the top of the mounting hole, and a fixing column is connected to the middles of the two supporting strips through bolts. One group of welding seats is mounted above the base and then positioned through the positioning pins, the other group of welding seats are mounted on one side of the positioning plate and positioned through the holes and the positioning keys locked on the positioning plate, and the welding seats are clamped and fixed through the clamping plates and the pressing plates after being positioned. Therefore, the perpendicularity of the position of the mounting hole of the welding seat and the mounting surface is accurately controlled.

Description

Technical Field

[0001] The utility model relates to the field of positioning tooling, and more specifically, to a welding positioning tooling. Background Art

[0002] A welding positioning tooling is a specially designed tool used to ensure the accurate positioning of workpieces during the welding process. Its basic function is to restrict the movement of workpieces during welding, maintain the correct position and posture, so as to ensure the quality and consistency of welding joints;

[0003] After retrieval, the existing patent (publication number: CN116493845A) discloses a positioning tooling and a welding production line. The positioning tooling includes a base plate, a base frame, and a positioning clamp. The base plate is provided with a first placement position configured to position a first component to be welded; the base frame is installed on the base plate, and the base frame is provided with a second placement position corresponding to the first placement position and configured to accommodate a second component to be welded; the positioning clamp is disposed around a part of the base frame and can adjustably position the second component to be welded at the second placement position and position the second component to be welded on the first component to be welded. The positioning tooling can quickly position and disassemble components to be welded that need to be welded, and can improve the accuracy of positioning. The inventor found the following problems in the prior art during the implementation of the present utility model:

[0004] When positioning existing assembled welded parts, a tape measure and a steel tape are needed to determine the dimensions. Since everyone's operation methods are different, there will be large deviations in the dimensions. The thickness, straightness, and curvature changes of the scribed lines with a stone pen will affect the subsequent positioning of parts. Angle rulers and angle plates cannot safely and stably assist in positioning the assembly of parts;

[0005] Therefore, a welding positioning tooling is proposed to solve the above problems. Summary of the Utility Model

[0006] In order to overcome the above-mentioned defects of the prior art, the present utility model provides a welding positioning tooling to solve the problems raised in the above background art.

[0007] To achieve the above object, the present utility model provides the following technical solution: A welding positioning tooling includes a base. On one side of the upper surface of the base, support bars are arranged and welded. On the side of two groups of the support bars close to the base, a positioning plate is connected. In the middle of the positioning plate, positioning counterbores are arranged. A positioning key is arranged inside the positioning counterbores, and the positioning key and the positioning counterbores are connected by screws. On one side of the base, a mounting hole is provided, and a positioning pin is embedded at the top of the mounting hole. In the middle of two groups of the support bars, a fixing column is connected by a bolt, and a movable cylinder is sleeved on the outer wall of the top of the fixing column.

[0008] Preferably, a limiting groove is provided at the center of the top of the fixed column, and a screw rod is connected to the inner wall of the top of the movable cylinder through a bearing.

[0009] Preferably, one end of the screw rod away from the movable cylinder extends into the limiting groove, and threaded blocks are arranged and threadedly connected to the outer wall of the screw rod, and the outer wall of the threaded block is connected to the inner wall of the limiting groove.

[0010] Preferably, a first adjustment knob is provided at the top of the movable cylinder, and the adjustment output end of the first adjustment knob is connected to the screw rod.

[0011] Preferably, limiting tubes are welded above the outer walls on both sides of the movable cylinder, and a movable rod is arranged through the middle of the two limiting tubes.

[0012] Preferably, clamping plates are connected to one ends of the two movable rods close to the positioning plate, and pressing plates are connected to the bottoms of the two movable rods on the sides close to the clamping plates.

[0013] Preferably, a threaded rod is connected to the upper side of the clamping plate close to the movable cylinder through a bearing, a threaded cylinder is threadedly connected to the outer wall of one end of the threaded rod away from the clamping plate, and one end of the threaded cylinder away from the threaded rod is connected to the outer wall of the movable cylinder.

[0014] Preferably, a second adjustment knob is arranged on the outer side of the clamping plate away from the threaded rod, and the output adjustment end of the second adjustment knob is connected to the threaded rod.

[0015] The technical effects and advantages of the present utility model:

[0016] 1. Compared with the prior art, in this welding positioning tooling, after installing a group of welding seats above the base and positioning them through positioning pins, installing the other group of welding seats on one side of the positioning plate, and implementing positioning through the holes and the positioning keys locked on the positioning plate, after positioning, clamping and fixing are carried out through the clamping plates and the pressing plates, so that the position of the mounting holes of the welding seats and the perpendicularity of the mounting surface can be accurately controlled. Description of the Drawings

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

[0018] Figure 2 It is a schematic three-dimensional structure diagram of the present utility model.

[0019] Figure 3 It is a schematic three-view structure diagram of the present utility model.

[0020] Figure 4 It is a schematic diagram of the connection structure between the fixed column and the movable cylinder of the present utility model.

[0021] Figure 5This is a schematic diagram of the splint structure of the present utility model.

[0022] The reference numerals are: 1, base; 2, support bar; 3, positioning plate; 4, positioning counterbore; 5, positioning key; 6, screw; 7, mounting hole; 8, positioning pin; 9, fixing column; 10, movable cylinder; 11, limiting groove; 12, screw rod; 13, threaded block; 14, first adjusting knob; 15, limiting tube; 16, movable rod; 17, splint; 18, pressing plate; 19, threaded rod; 20, threaded cylinder; 21, second adjusting knob. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] Embodiment 1

[0025] As shown in the attached Figures 1 to 4 A welding positioning tooling, including a base 1, support bars 2 are arranged and welded on one side of the upper surface of the base 1, a positioning plate 3 is connected to the side of the two support bars 2 close to the base 1, positioning counterbores 4 are arranged in the middle of the positioning plate 3, a positioning key 5 is arranged inside the positioning counterbores 4, and the positioning key 5 and the positioning counterbores 4 are connected by screws 6. An installation hole 7 is arranged on one side of the base 1, and a positioning pin 8 is embedded at the top of the installation hole 7. The middle parts of the two support bars 2 are connected by bolts to a fixing column 9, and a movable cylinder 10 is sleeved on the outer wall of the top of the fixing column 9.

[0026] Among them: The support bar 2 plays a supporting role to keep the positioning plate 3 vertical. The installation hole 7 plays a positioning role and can insert the positioning pin 8. The positioning key 5 also plays a positioning role. The fixing column 9 plays a fixing role. The movable cylinder 10 can perform translational movement on the outer wall of the fixing column 9. After installing a group of welding seats above the base 1 and positioning them through the positioning pin 8, installing the other group of welding seats on one side of the positioning plate 3, and implementing positioning through the holes and locking the positioning keys 5 on the positioning plate 3. After positioning, clamp and fix with the splint 17 and the pressing plate 18, so as to accurately control the position of the installation hole of the welding seat and the perpendicularity of the installation surface.

[0027] Embodiment 2

[0028] On the basis of Embodiment 1, the solution in Embodiment 1 will be further refined and introduced in combination with the following specific working methods, as Figures 1 to 5 shown, for details, see the following description:

[0029] As a preferred embodiment, a limiting groove 11 is provided at the center of the top of the fixed column 9, and a screw rod 12 is connected to the inner wall of the top of the movable cylinder 10 through a bearing; further, the limiting groove 11 functions to limit the screw rod 12, and the screw rod 12 can rotate inside the movable cylinder 10 through the bearing.

[0030] As a preferred embodiment, one end of the screw rod 12 away from the movable cylinder 10 extends into the limiting groove 11, and threaded blocks 13 are arranged and threadedly connected to the outer wall of the screw rod 12, and the outer wall of the threaded blocks 13 is connected to the inner wall of the limiting groove 11; further, when the screw rod 12 rotates, it can perform a lifting movement along the axis of the threaded block 13, thereby driving the movable cylinder 10 to perform a lifting movement.

[0031] As a preferred embodiment, a first adjustment knob 14 is provided at the top of the movable cylinder 10, and the adjustment output end of the first adjustment knob 14 is connected to the screw rod 12; further, by twisting the adjustment knob 14, the screw rod 12 can be driven to rotate, and when the screw rod 12 rotates, it can perform a lifting movement along the axis of the threaded block 13, thereby driving the movable cylinder 10 to perform a lifting movement, so as to adjust the height of the movable cylinder 10, and the pressing plate 18 can be adjusted and pressed to clamp and position welding parts of different heights.

[0032] As a preferred embodiment, limiting tubes 15 are welded above the outer walls on both sides of the movable cylinder 10, and a movable rod 16 is arranged through the middle of the two limiting tubes 15; further, the limiting tubes 15 play a limiting role, and the movable rod 16 can move inside the limiting tubes 15.

[0033] As a preferred embodiment, one ends of the two movable rods 16 close to the positioning plate 3 are connected with a clamping plate 17, and the bottoms of the two movable rods 16 close to the clamping plate 17 are connected with a pressing plate 18; further, the clamping plate 17 and the pressing plate 18 can move synchronously with the movable rod 16, and the clamping plate 17 and the pressing plate 18 can cooperate with the positioning plate 3 to clamp and fix the welding part for welding work.

[0034] As a preferred embodiment, a threaded rod 19 is connected to the upper side of the clamping plate 17 close to the movable cylinder 10 through a bearing, a threaded cylinder 20 is threadedly connected to the outer wall of the end of the threaded rod 19 away from the clamping plate 17, and the end of the threaded cylinder 20 away from the threaded rod 19 is connected to the outer wall of the movable cylinder 10; further, when the threaded rod 19 rotates, it can perform a telescopic movement inside the movable cylinder 10, thereby driving the clamping plate 17 to perform a translational movement, so as to clamp and position and fix the welding workpiece.

[0035] As a preferred embodiment, a second adjusting knob 21 is provided on the outer side of the clamping plate 17 away from the threaded rod 19, and the output adjusting end of the second adjusting knob 21 is connected to the threaded rod 19; further, by turning the second adjusting knob 21, the threaded rod 19 can be driven to rotate, and the rotation of the threaded rod 19 can perform a telescopic movement inside the movable cylinder 10, thereby driving the clamping plate 17 to perform a translational movement, so as to clamp and position the welding workpiece.

[0036] The working process of the present utility model is as follows: First, a set of welding seats are installed above the base 1 and positioned by the positioning pins 8, and another set of welding seats are installed on one side of the positioning plate 3 and positioned through the holes and the positioning keys 5 locked on the positioning plate 3. After positioning, they are clamped and fixed by the clamping plate 17 and the pressing plate 18, so as to accurately control the perpendicularity of the position of the installation hole of the welding seat and the installation surface. By turning the adjusting knob 14, the screw rod 12 can be driven to rotate, and the rotation of the screw rod 12 can perform a lifting movement along the axis of the threaded block 13, thereby driving the movable cylinder 10 to perform a lifting movement, so as to adjust the height of the movable cylinder 10. For welding parts of different heights, the pressing plate 18 can be driven to press down for clamping and positioning. By turning the second adjusting knob 21, the threaded rod 19 can be driven to rotate, and the rotation of the threaded rod 19 can perform a telescopic movement inside the movable cylinder 10, thereby driving the clamping plate 17 to perform a translational movement, so as to clamp and position the welding workpiece. The above is the working principle of this kind of welding positioning tooling.

[0037] Finally: The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A welding positioning tooling, comprising a base (1), characterized in that: On one side of the upper surface of the base (1), support bars (2) are arranged and welded. On the side of the two groups of support bars (2) close to the base (1), a positioning plate (3) is connected. In the middle of the positioning plate (3), positioning counterbores (4) are arranged. Inside the positioning counterbores (4), positioning keys (5) are arranged. The positioning keys (5) and the positioning counterbores (4) are connected by screws (6). On one side of the base (1), a mounting hole (7) is provided. At the top of the mounting hole (7), a positioning pin (8) is embedded. In the middle of the two groups of support bars (2), a fixing column (9) is connected by bolts. On the outer wall of the top of the fixing column (9), a movable cylinder (10) is sleeved.

2. The welding positioning tooling according to claim 1, wherein: At the center of the top of the fixing column (9), a limiting groove (11) is provided. On the inner wall of the top of the movable cylinder (10), a screw rod (12) is connected by a bearing.

3. The welding positioning tooling according to claim 2, characterized in that: One end of the screw rod (12) away from the movable cylinder (10) extends into the limiting groove (11). On the outer wall of the screw rod (12), a threaded block (13) is arranged in threaded connection. The outer wall of the threaded block (13) is connected to the inner wall of the limiting groove (11).

4. The welding positioning tooling according to claim 3, characterized in that: On the top of the movable cylinder (10), a first adjusting knob (14) is provided. The adjusting output end of the first adjusting knob (14) is connected to the screw rod (12).

5. The welding positioning tooling according to claim 4, characterized in that: On the upper outer walls of both sides of the movable cylinder (10), limiting tubes (15) are welded. Through the middle of the two groups of limiting tubes (15), movable rods (16) are arranged.

6. The welding positioning tooling according to claim 5, wherein: One end of the two groups of movable rods (16) close to the positioning plate (3) is connected to a clamping plate (17). On the bottom side of the two groups of movable rods (16) close to the clamping plate (17), a pressing plate (18) is connected.

7. The welding positioning tooling according to claim 6, characterized in that: On the upper side of the side of the clamping plate (17) close to the movable cylinder (10), a threaded rod (19) is connected by a bearing. On the outer wall of one end of the threaded rod (19) away from the clamping plate (17), a threaded cylinder (20) is arranged in threaded connection. One end of the threaded cylinder (20) away from the threaded rod (19) is connected to the outer wall of the movable cylinder (10).

8. A welding positioning tooling according to claim 7, characterized in that: On the outer side of the side of the clamping plate (17) away from the threaded rod (19), a second adjusting knob (21) is provided. The output adjusting end of the second adjusting knob (21) is connected to the threaded rod (19).

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