CN116214044A - Clamp for part combination welding and application method thereof - Google Patents

Abstract

A clamp for part combination welding belongs to the technical field of part welding. The vertical positioning shaft, the pressing plate and the left and right vertical plates are arranged on the bottom plate; the vertical positioning shaft is provided with a pressing plate, the left vertical plate and the right vertical plate are positioned at two ends of the outer side of the pressing plate, and the upper end of the left vertical plate is connected with the horizontal positioning shaft; the right vertical plate is provided with V-shaped iron. The method comprises the following steps: one part is sleeved outside the vertical positioning shaft, and the lower surface of the part is attached to the bottom plate; the first part is pressed on the bottom plate through the pressing plate; the rotating bolt pushes the V-shaped iron to move, so that the opening end is attached to the first part; pre-mounting the second part and the third part on the first part; inserting the horizontal positioning shaft into a positioning inner hole of the second part and a positioning inner hole of the third part; rotating the threaded sleeve to the external thread of the second part or the third part, driving the horizontal positioning shaft to move forward to enable the straight circular ring to contact with the outer side walls of the left vertical plate and the right vertical plate, and stopping rotating the threaded sleeve; and welding the parts according to the requirements. The invention can provide accurate and stable positioning, so that parts can be processed stably and efficiently. The processing efficiency and the processing qualification rate of products are improved.

Description

A jig for component assembly welding and its use method

technical field

The invention relates to a fixture for component assembly welding and a method for using the same, belonging to the technical field of component welding.

Background technique

In the traditional processing method, visual inspection or scribing is often used for the combination welding of various parts to ensure the relative positional relationship between the parts. However, after the parts are welded, it is necessary to ensure a relatively strict positional relationship between them. Due to the structure of the parts, it is difficult to fix the parts to the correct position before welding, and welding is difficult. Therefore, the traditional welding method has poor welding accuracy and low efficiency. The problems of low production and high scrap rate have affected the production schedule and processing cost of the enterprise.

Therefore, there is an urgent need for an efficient and stable welding fixture to ensure stable production of such products.

Contents of the invention

In order to solve the problems existing in the background technology, the present invention provides a jig for component assembly welding and its usage method.

To achieve the above object, the present invention adopts the following technical solutions: a fixture for component assembly welding, including a base plate, a vertical positioning shaft, a left vertical plate, a horizontal positioning shaft, a right vertical plate, a V-shaped iron and a pressing plate; The positioning shaft is fixedly arranged on the upper surface of the bottom plate; the outside of the vertical positioning shaft is provided with at least two pressure plates, and the pressure plates are fixedly arranged on the upper surface of the bottom plate; The lower end of the vertical plate and the lower end of the right vertical plate are fixedly connected with the upper surface of the bottom plate respectively, and the upper ends of the opposite sides of the left vertical plate and the right vertical plate are respectively connected with the corresponding horizontal positioning shafts; V-iron.

A method for using a fixture for component assembly welding, said method comprising the steps of:

S1: Set a set of parts on the outside of the vertical positioning shaft, and the lower surface of part one is attached to the upper surface of the bottom plate;

S2: Press and position the part on the bottom plate through the pressure plate;

S3: Rotate the bolt, and push the V-shaped iron to move through the thread rotation of the bolt and the support plate, so that the open end of the V-shaped iron fits with the corresponding position of the part, thereby limiting its angular position;

S4: Pre-install Part 2 and Part 3 on Part 1 respectively;

S5: Insert the two horizontal positioning shafts into the positioning inner holes of part 2 and part 3 respectively;

S6: Rotate the screw sleeve to the external thread corresponding to part 2 or part 3,

S7: Rotate the screw sleeve to drive the corresponding horizontal positioning shaft to move forward until the ring is in contact with the outer wall of the left vertical plate or the right vertical plate, and stop rotating the screw sleeve;

S8: Weld Part 1, Part 2 and Part 3 as required.

Compared with prior art, the beneficial effect of the present invention is:

In the present invention, the shell is installed on the bottom plate, and its position is fixed by the vertical positioning shaft and the V-shaped block, and then it is pressed on the bottom plate by the pressure plate; after the joint is pre-installed on the corresponding position of the shell, the horizontal positioning It guarantees the correct positional relationship with the shell, thereby ensuring the final welding quality. It is suitable for the welding of shells and joints. During the welding process of products, it can provide accurate and stable positioning, so that parts can be processed stably and efficiently. The relative position of each part is guaranteed to be accurate and the clamping is stable, the processing efficiency is improved, the processing difficulty is reduced, and the qualified rate of product processing is improved.

Description of drawings

Fig. 1 is a top view of the present invention;

Fig. 2 is A-A sectional view of Fig. 1;

Fig. 3 is a B-B sectional view of Fig. 2 .

Detailed ways

The technical solutions in the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the invention, not all of them. Based on the present invention All other embodiments obtained by persons of ordinary skill in the art without creative efforts, all belong to the scope of protection of the present invention.

A jig for component assembly welding, comprising a bottom plate 1, a vertical positioning shaft 3, a left vertical plate 5, a horizontal positioning shaft 13, a right vertical plate 14, a V-shaped iron 15 and a pressure plate 20; the vertical positioning shaft 3 passes through the vertical The straight positioning shaft screw 2 and the vertical positioning shaft cylindrical pin 4 are fixedly arranged in the middle part of the upper surface of the base plate 1 to form the main positioning mechanism; the outer ring of the vertical positioning shaft 3 is evenly arranged with at least two pressing plates 20 in its circumferential direction, and the pressing plates 20 The upper surface of the bottom plate 1 is fixed on the upper surface of the base plate 1 through the pressure plate cylindrical pin 17 and the pressure plate bolt 18; there is a washer 19 between the pressure plate bolt 18 and the corresponding pressure plate 20 to form a clamping device; at the same time, the contact surface between the pressure plate 20 and the part 1 is provided with a protective layer , to avoid damage to parts. Described left vertical board 5 and right vertical board 14 are positioned at the two ends of pressing plate 20 outsides, and the lower end of left vertical board 5 and the lower end of right vertical board 14 pass corresponding vertical board screw 6 and vertical board cylindrical pin 7 and base plate 1 respectively. The upper surface is fixedly connected, and the upper ends of the left vertical plate 5 and the right vertical plate 14 are respectively connected to the corresponding horizontal positioning shafts 13; the upper ends of the left vertical plate 5 and the right vertical plate 14 are respectively provided with jacks, and the horizontal positioning shafts The outside of 13 is fitted with a bushing 11, the horizontal positioning shaft 13 is inserted into the corresponding jack, and after the bushing 11 is arranged in the corresponding jacking hole, the horizontal positioning shaft 13 connects with the left vertical plate 5 through the corresponding horizontal positioning shaft screw 10. Or right vertical plate 14 is connected. Right vertical plate 14 is provided with V-shaped iron 15 on the opposite surface of left vertical plate 5 .

Described pressing plate 20 is an n-type mechanism, and the length of the vertical bar on one side of the vertical positioning axis 3 of the pressing plate 20 is shorter than the length of the vertical bar on the side away from the vertical positioning axis 3; The vertical bar on the side is positioned with the bottom plate 1 by the cylindrical pin 17 of the pressure plate, and the middle part of the horizontal bar of the pressure plate 20 is provided with a long slot hole through its thickness direction, and a pressure plate bolt 18 is inserted in the long slot hole, and the lower end of the pressure plate bolt 18 It is connected with the upper surface of the bottom plate 1, and by setting the slotted hole, when the part 1 needs to be disassembled, there is no need to remove the pressure plate bolt 18, only after loosening the pressure plate bolt 18, lift up the pressure plate 20 and then move along the slotted hole Move the pressing plate 20 outwards and get final product.

The outside of each horizontal positioning shaft 13 is rotatably fitted with a screw sleeve 12 through a bearing, and is fixedly connected with the parts through the screw sleeve 12, so that the welding clamping is more stable.

The outer end of each said horizontal positioning shaft 13 is equipped with a circular ring 8, said circular ring 8 is fixedly connected with the corresponding horizontal positioning shaft 13 by circular cylindrical pin 9, and the circular ring 8 is arranged on the left vertical plate 5 and the right The outer side of the vertical plate 14 limits the displacement distance of the horizontal positioning shaft 13 by setting the ring 8 .

The middle part of the opposite face of the right vertical plate 14 and the left vertical plate 5 is provided with a placement groove, and a V-shaped iron 15 is arranged in the described placement groove, and the open end of the V-shaped iron 15 is arranged towards the left vertical plate 5, and the V-shaped iron 15 is arranged toward the left vertical plate 5. The corner end of iron 15 is connected with bolt 16, and the outer thread of described bolt 16 is screwed with support plate 21, and described support plate 21 is fixed on the outer side wall of right vertical plate 14 by support plate screw 22.

A method for using a fixture for component assembly welding, said method comprising the steps of:

S1: Set part one 23 (housing) on the outside of the vertical positioning shaft 3, and the lower surface of part one 23 is attached to the upper surface of the bottom plate 1;

S2: Tighten the pressure plate bolt 18, press and position the part 1 23 on the bottom plate 1 through the pressure plate 20;

S3: Rotate the bolt 16, and push the V-shaped iron 15 to move through the thread rotation of the bolt 16 and the support plate 21, so that the opening end of the V-shaped iron 15 fits with the corresponding position of the part 1 23, thereby limiting its angular position;

S4: pre-install part 2 24 and part 3 25 (both parts 2 and 3 are joints) on part 1 23;

S5: Insert the two horizontal positioning shafts 13 into the positioning inner holes of the second part 24 and the third part 25 respectively;

S6: Rotate the screw sleeve 12 to the external thread corresponding to part two 24 or part three 25,

S7: Rotate the screw sleeve 12 to drive the corresponding horizontal positioning shaft 13 to move forward until the ring 8 is in contact with the outer side wall of the left vertical plate 5 or the right vertical plate 14, and stop rotating the screw sleeve 12; at this time, the parts are guaranteed 1. The relative angular relationship between part 2 and part 3 also ensures the distance between part 2 and part 3 to the center of part 1.

S8: welding part one 23, part two 24 and part three 25 as required.

Through the joint action of the vertical positioning shaft 3 , the V-shaped iron 15 and the pressing plate 20 , all restrictions on one or six degrees of freedom of the parts are realized. By horizontally positioning the axis, the three parts are guaranteed to be in the correct angular relationship with each other, thereby ensuring the final welding quality.

It will be obvious to a person skilled in the art that the invention is not limited to the details of the exemplary embodiments described above, but that it can be embodied in other forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents are included in the invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. The utility model provides a part combination anchor clamps for welding which characterized in that: comprises a bottom plate (1), a vertical positioning shaft (3), a left vertical plate (5), a horizontal positioning shaft (13), a right vertical plate (14), V-shaped iron (15) and a pressing plate (20); the vertical positioning shaft (3) is fixedly arranged on the upper surface of the bottom plate (1); at least two pressing plates (20) are arranged on the outer side of the vertical positioning shaft (3), and the pressing plates (20) are fixedly arranged on the upper surface of the bottom plate (1); the left vertical plate (5) and the right vertical plate (14) are positioned at two ends of the outer side of the pressing plate (20), the lower end of the left vertical plate (5) and the lower end of the right vertical plate (14) are fixedly connected with the upper surface of the bottom plate (1) respectively, and the upper ends of opposite surfaces of the left vertical plate (5) and the right vertical plate (14) are connected with corresponding horizontal positioning shafts (13) respectively; the opposite surface of the right vertical plate (14) and the left vertical plate (5) is provided with V-shaped iron (15).

2. The jig for component-assembly welding as defined in claim 1, wherein: the pressing plate (20) is an n-type mechanism, and the length of a vertical rod on one side of the pressing plate (20) close to the vertical positioning shaft (3) is shorter than that of a vertical rod on one side of the pressing plate far away from the vertical positioning shaft (3); the vertical rod of one side of the pressing plate (20) far away from the vertical positioning shaft (3) is positioned with the bottom plate (1), a long slot hole is formed in the middle of the transverse rod of the pressing plate (20), a pressing plate bolt (18) is inserted into the long slot hole, and the lower end of the pressing plate bolt (18) is connected with the upper surface of the bottom plate (1).

3. The jig for component-assembly welding according to claim 1 or 2, wherein: the outer side of each horizontal positioning shaft (13) is rotatably sleeved with a threaded sleeve (12).

4. A fixture for component part assembly welding as defined in claim 3, wherein: the outer end of each horizontal positioning shaft (13) is sleeved with a circular ring (8), and the circular rings (8) are arranged on the outer sides of the left vertical plate (5) and the right vertical plate (14).

5. The fixture for component part assembly welding as set forth in claim 4, wherein: the middle part of right riser (14) and left riser (5) opposite face is equipped with the standing groove, be equipped with V type iron (15) in the standing groove, the open end of V type iron (15) sets up towards left riser (5), and the angle end of V type iron (15) is connected with bolt (16), the outside screw thread of bolt (16) has connect extension board (21) soon, the lateral wall at right riser (14) is fixed to extension board (21).

6. A method of using the fixture for component part assembly welding of claim 5, wherein: the method comprises the following steps:

s1: sleeving the first part (23) on the outer side of the vertical positioning shaft (3), and attaching the lower surface of the first part (23) to the upper surface of the bottom plate (1);

s2: the first part (23) is pressed and positioned on the bottom plate (1) through the pressing plate (20);

s3: the bolt (16) is rotated, the V-shaped iron (15) is pushed to move through the threaded rotation of the bolt (16) and the support plate (21), and the opening end of the V-shaped iron (15) is attached to the corresponding position of the first part (23), so that the angular position of the V-shaped iron is limited;

s4: pre-mounting a second part (24) and a third part (25) on the first part (23) respectively;

s5: the two horizontal positioning shafts (13) are respectively inserted into the positioning inner holes of the second part (24) and the third part (25) correspondingly;

s6: the screw sleeve (12) is respectively rotated to the external thread corresponding to the second part (24) or the third part (25),

s7: the corresponding horizontal positioning shaft (13) is driven by the rotary screw sleeve (12) to move forwards until the circular ring (8) is correspondingly contacted with the outer side wall of the left vertical plate (5) or the right vertical plate (14), and the rotary screw sleeve (12) is stopped;

s8: welding the first part (23), the second part (24) and the third part (25) according to the requirement.

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