CN214815988U - Structure for assembling and positioning welding parts - Google Patents
Structure for assembling and positioning welding parts Download PDFInfo
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- CN214815988U CN214815988U CN202121190797.8U CN202121190797U CN214815988U CN 214815988 U CN214815988 U CN 214815988U CN 202121190797 U CN202121190797 U CN 202121190797U CN 214815988 U CN214815988 U CN 214815988U
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Abstract
The utility model provides a welding part assembling and positioning structure, which comprises a first splicing part, a positioning pin and a second splicing part; first positioning areas which are uniformly distributed are arranged on the first splicing part; the first positioning area is provided with a first positioning hole; a second positioning area is arranged on the second splicing part; the second positioning area is provided with a second positioning hole; adopt the locating pin with first locating area and the butt joint of second locating area, assemble first concatenation part and second concatenation part, can improve the degree of accuracy of assembling the position, with position accuracy control at 0.2mm within range.
Description
Technical Field
The utility model relates to an assemble the welding technology field, especially relate to a location's structure is assembled to welding.
Background
Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner. The assembling is splicing assembling, that is, the process of connecting or fixing each part (component) according to a certain sequence, precision and other technical requirements to make the part become an independent component of a product. Welding and assembling are processes for temporarily fixing parts before welding.
The assembling position is required to be accurate when the semiconductor cavity equipment is welded, the position precision is required to be within the range of 0.2mm, the traditional marking and positioning mode wastes time and labor, the precision cannot be guaranteed, the welding and assembling position is assisted and positioned by a positioning template tool for linear cutting, and when the positioning template tool is used, a certain size deviation exists between parts, so that a certain gap allowance is reserved at the positioning part of a template to accommodate the size deviation between the parts, and the assembling precision is influenced. The parts of each specification are provided with a special positioning template tool, and the positioning template tool is extremely inconvenient to store and use after the specifications are increased.
CN105383055B discloses a wax mould assembling clamp and an assembling method for welding and assembling rotating body wax mould parts. The wax mould assembling clamp for welding and assembling the rotating body wax mould part comprises a bottom positioning mechanism, a middle positioning mechanism, a top positioning mechanism and a pressing mechanism, wherein the bottom positioning mechanism is used for supporting a bottom unit body of the rotating body wax mould part from the bottom and positioning the bottom unit body; the bottom positioning mechanism, the middle positioning mechanism, the top positioning mechanism and the pressing mechanism are coaxially arranged; the relative position between the bottom positioning mechanism and the middle positioning mechanism is adjustable, and the relative position between the middle positioning mechanism and the top positioning mechanism is adjustable, but the clamp and the method are complex and difficult to operate.
CN109175863A discloses a stainless steel welding set, its characterized in that: the welding position splicing device comprises a device body, a welding position splicing device fixedly arranged on the device body, a welding part rotating device fixedly arranged on the device body, and a welding part fixing device fixedly arranged on the device body, wherein the welding position splicing device comprises a first groove fixedly arranged in the device body, the opening of the first groove is upward, a first motor is fixedly arranged in the inner wall of the rear side of the first groove, and the device is complex in structure and difficult to operate.
CN110561017A discloses a welding tool and a welding method for multi-axis frame type workpieces, where the multi-axis frame type workpieces include a pair of longitudinal beams and two or more circular shaft sleeves penetrating between the pair of longitudinal beams, the welding tool includes a fixture platform, a fixture for clamping and positioning the multi-axis frame type workpieces, and a lifting platform for changing the height position of the multi-axis frame type workpieces, and the lifting platform is installed below the fixture platform, but the welding tool is complex in structure and difficult to implement.
Therefore, it is necessary to develop a welding and assembling structure with simple structure and high assembling precision.
SUMMERY OF THE UTILITY MODEL
In view of the problem that exists among the prior art, the utility model provides a location's structure is assembled to welding, the part is assembled through adopting the locating pin with first concatenation part and second to the structure, can improve the degree of accuracy of assembling the position, with position accuracy control at 0.2mm within range.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a welding part assembling and positioning structure, which comprises a first splicing part, a positioning pin and a second splicing part; first positioning areas which are uniformly distributed are arranged on the first splicing part; the first positioning area is provided with a first positioning hole; a second positioning area is arranged on the second splicing part; the second positioning area is provided with a second positioning hole; and butting the first positioning area and the second positioning area by using positioning pins, and assembling the first splicing part and the second splicing part.
The utility model discloses an adopt the locating pin to assemble the part with first concatenation part and second and assemble, wherein be provided with the first locating area of constituteing by first locating hole in the first concatenation part, be provided with the second locating area of constituteing by the second locating hole in the second concatenation part, can improve the position accuracy of the welding part that obtains behind the welding process, and welding process has given up the use of locating template frock, and the operation is simpler. The welding structure is adopted for welding, firstly, the technical capability of an assembling worker is not required, and the assembly of parts is completed efficiently and quickly; secondly, the assembly precision of the parts is easy to be ensured; thirdly, the assembly structure has wide application range, is suitable for various types of assembly, can save a large amount of assembly tools and has low cost.
Preferably, the number of the first positioning holes is at least 2, and may be 2, 3, 4 or 5, for example.
The distance between any two adjacent first positioning holes is equal.
Preferably, the number of the second positioning holes is at least 2, and for example, the number of the second positioning holes may be 2, 3, 4 or 5.
The distance between any two adjacent second positioning holes is equal.
Preferably, the shape of the first splice part comprises a circular ring.
Preferably, the shape of the side of the second splicing part, which is in contact with the first splicing part, is circular arc.
Preferably, the side of the second splicing part, which is contacted with the first splicing part, is matched with the first splicing part.
Preferably, the number of the first positioning areas is the same as the number of the second splicing parts.
Preferably, the distance between two adjacent first positioning holes in the first positioning area is equal to the distance between two adjacent second positioning holes in the second positioning area.
Preferably, the ratio of the distance between the two second positioning holes at the two ends of the second positioning area to the length of the second splicing part is (0.7-0.9): 1, and may be, for example, 0.7:1, 0.72:1, 0.74:1, 0.76:1, 0.78:1, 0.8:1, 0.82:1, 0.84:1, 0.86:1, 0.88:1 or 0.9: 1.
Preferably, the ratio of the depth of the first positioning hole in the first positioning area to the depth of the second positioning hole in the second positioning area is 1 (1:1.4), and may be, for example, 1:1, 1:1.04, 1:1.08, 1:1.2, 1:1.6, 1:1.2, 1:24, 1:28, 1:32, 1:36, 1:4, or the like.
Preferably, the length of the positioning pin is equal to the sum of the depth of the first positioning hole and the depth of the second positioning hole.
Preferably, the first splicing part, the second splicing part and the positioning pin are made of the same material.
The utility model discloses well first locating area of first concatenation part and the second locating area of second concatenation part get through machine tooling.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
(1) the utility model provides a welding assembly positioning structure, which can improve the accuracy of the assembly position by assembling a first assembly part and a second assembly part by adopting a positioning pin, and control the position accuracy within the range of 0.2 mm;
(2) the utility model provides a welding part assembling and positioning structure, which can efficiently and quickly complete the assembling and welding of parts;
(3) the utility model provides a pair of location's structure is assembled to welding, it is wide to assemble structure adaptation face, and each type is assembled and is all suitable for, can save a large amount of frocks of assembling, and is with low costs.
Drawings
Fig. 1 is a schematic structural view of the assembly positioning of the weldment in embodiment 1 of the present invention.
Fig. 2 is a schematic view of a finished product assembled by welding parts in embodiment 1 of the present invention.
In the figure: 1-a first splice part; 2-positioning pins; 3-second splice part.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The present invention will be described in further detail below. However, the following examples are only simple examples of the present invention, and do not represent or limit the scope of the present invention, which is defined by the appended claims.
First, an embodiment
Example 1
The embodiment provides a welding part assembling and positioning structure, as shown in fig. 1, the structure includes a circular first assembling part 1, a positioning pin 2 and a second assembling part 3, wherein the second assembling part 3 is arc-shaped and is arranged at the side contacting with the first assembling part 1, and the side contacting with the first assembling part 1 of the second assembling part 3 is matched with the first assembling part 1; 4 first positioning areas which are uniformly distributed are arranged on the first splicing part 1; the first positioning area is provided with two first positioning holes; a second positioning area is arranged on the second splicing part 3; the second positioning area is provided with two second positioning holes, the ratio of the distance between the two second positioning holes to the length of the second splicing part 3 is 0.8:1, the distance between the two first positioning holes in the first positioning area is equal to the distance between the two second positioning holes in the second positioning area, and the ratio of the depth of the first positioning holes in the first positioning area to the depth of the second positioning holes in the second positioning area is 1: 1.2; and butting the first positioning area and the second positioning area by using the positioning pin 2, assembling the first splicing part 1 and the second splicing part 3, wherein the length of the positioning pin 2 is equal to the sum of the depth of the first positioning hole and the depth of the second positioning hole, and the obtained finished product of the spliced welding part is shown in figure 2.
Example 2
The embodiment provides a welding part assembling and positioning structure, which comprises a circular first assembling part, a positioning pin and a second assembling part, wherein the shape of one side of the second assembling part, which is in contact with the first assembling part, is arc-shaped, and the side of the second assembling part, which is in contact with the first assembling part, is matched with the first assembling part; 4 first positioning areas which are uniformly distributed are arranged on the first splicing part; the first positioning area is provided with two first positioning holes; a second positioning area is arranged on the second splicing part; the second positioning area is provided with two second positioning holes, the ratio of the distance between the two second positioning holes to the length of the second spliced part is 0.7, the distance between the two first positioning holes in the first positioning area is equal to the distance between the two second positioning holes in the second positioning area, and the ratio of the depth of the first positioning holes in the first positioning area to the depth of the second positioning holes in the second positioning area is 1: 1; and the first positioning area and the second positioning area are butted by adopting a positioning pin, the first splicing part and the second splicing part are spliced, and the length of the positioning pin is equal to the sum of the depth of the first positioning hole and the depth of the second positioning hole.
Example 3
The embodiment provides a welding part assembling and positioning structure, which comprises a circular first assembling part, a positioning pin and a second assembling part, wherein the shape of one side of the second assembling part, which is in contact with the first assembling part, is arc-shaped, and the side of the second assembling part, which is in contact with the first assembling part, is matched with the first assembling part; 4 first positioning areas which are uniformly distributed are arranged on the first splicing part; the first positioning area is provided with two first positioning holes; a second positioning area is arranged on the second splicing part; the second positioning area is provided with two second positioning holes, the ratio of the distance between the two second positioning holes to the length of the second spliced part is 0.9:1, the distance between the two first positioning holes in the first positioning area is equal to the distance between the two second positioning holes in the second positioning area, and the ratio of the depth of the first positioning holes in the first positioning area to the depth of the second positioning holes in the second positioning area is 1: 1.4; and the first positioning area and the second positioning area are butted by adopting a positioning pin, the first splicing part and the second splicing part are spliced, and the length of the positioning pin is equal to the sum of the depth of the first positioning hole and the depth of the second positioning hole.
Example 4
This embodiment provides a structure for assembling and positioning welded parts, which is different from embodiment 1 only in that the ratio of the distance between two second positioning holes in the second positioning area to the length of the second assembled part is 0.6:1, and the rest is the same as embodiment 1.
Example 5
This embodiment provides a structure for assembling and positioning welded parts, which is different from embodiment 1 only in that the ratio of the distance between two second positioning holes in the second positioning area to the length of the second assembled part is 1:1, and the rest is the same as embodiment 1.
Example 6
This embodiment provides a structure for assembling and positioning welded members, which is different from embodiment 1 only in that the ratio of the depth of the first positioning hole in the first positioning region to the depth of the second positioning hole in the second positioning region is 1:0.8, and the rest is the same as embodiment 1.
Example 7
This embodiment provides a structure for assembling and positioning welded members, which is different from embodiment 1 only in that the ratio of the depth of the first positioning hole in the first positioning region to the depth of the second positioning hole in the second positioning region is 1:1.6, and the rest is the same as embodiment 1.
Second, comparative example
Comparative example 1
The comparative example provides a structure for assembling and positioning welding parts, and the structure is different from the structure in embodiment 1 only in that a first positioning area and a second positioning area are not arranged, namely, positioning pins are not adopted, a positioning template tool for linear cutting is adopted for positioning, and the rest parts are the same as those in embodiment 1.
Third, test and results
The position precision test method of the welding assembly finished product comprises the following steps: and measuring by using an image size measuring instrument with the model number of IM-8000.
The test results of the above examples and comparative examples are shown in table 1.
TABLE 1
From table 1, the following points can be seen:
(1) the utility model provides a welding assembly positioning structure, which can improve the accuracy of an assembly position by positioning and assembling a first assembly part and a second assembly part by a positioning pin, particularly, the position precision of a welding assembly finished product in embodiments 1-7 is less than or equal to 0.28mm, and the position precision of the welding assembly finished product is less than or equal to 0.14mm under the optimal condition;
(2) as can be seen from the combination of embodiment 1 and embodiments 4 to 5, the ratio of the distance between the two second positioning holes in the second positioning area and the length of the second splicing part in embodiment 1 is 0.8:1, and compared with the ratios of the distance between the two second positioning holes in the second positioning area and the length of the second splicing part in embodiments 4 to 5 being 0.6:1 and 1:1, respectively, the position accuracy of the finished product assembled by the welding part in embodiment 1 is 0.12mm, and the position accuracy of the finished product assembled by the welding part in embodiments 4 to 5 is 0.22mm and 0.25mm, respectively, which indicates that the present invention controls the ratio of the distance between the two second positioning holes in the second positioning area and the length of the second splicing part in a certain range, and can improve the position accuracy of the finished product assembled by further welding parts;
(3) as can be seen from the combination of embodiment 1 and embodiments 6 to 7, in embodiment 1, the ratio of the depth of the first positioning hole in the first positioning area to the depth of the second positioning hole in the second positioning area is 1:1.2, and compared to embodiments 4 to 5, where the ratio of the depth of the first positioning hole in the first positioning area to the depth of the second positioning hole in the second positioning area is 1:0.8 and 1:1.6, respectively, the position accuracy of the finished product assembled by the welding parts in embodiment 1 is 0.12mm, and the position accuracy of the finished product assembled by the welding parts in embodiments 4 to 5 is 0.22mm and 0.25mm, respectively, which shows that the present invention controls the ratio of the depth of the first positioning hole in the first positioning area to the depth of the second positioning hole in the second positioning area within a certain range, and can improve the position accuracy of the finished product assembled by further welding parts;
(4) combine embodiment 1 and comparative example 1 to know, assemble the part through adopting the locating pin to fix a position the part with first concatenation part and second in embodiment 1 and assemble, do not set up first locating area and second locating area in comparative example 1, do not adopt the locating pin promptly, the locating template frock that adopts the wire-electrode cutting fixes a position the speaking, the off-the-shelf position precision of welding piece assembly is 0.12mm in embodiment 1, and the off-the-shelf position precision of welding piece assembly is 1.2mm in comparative example 1, show from this, the utility model discloses an adopt the locating pin to assemble part with first concatenation part and second and fix a position the assembly, can promote the welding piece and assemble off-the-shelf position precision.
To sum up, the utility model provides a location's structure is assembled to welding, the structure is assembled the part through adopting the locating pin with first concatenation part and second and is fixed a position and assemble, can improve the degree of accuracy of assembling the position, and the off-the-shelf position precision is assembled to the welding is less than or equal to 0.28mm, and under preferred condition, the off-the-shelf position precision is assembled to the welding is less than or equal to 0.14 mm.
The applicant states that the present invention is described by the above embodiments, but the present invention is not limited to the above detailed structural features, i.e. the present invention can be implemented only by relying on the above detailed structural features. It should be clear to those skilled in the art that any modifications to the present invention, to the equivalent replacement of selected parts and the addition of auxiliary parts, the selection of specific modes, etc., all fall within the scope of protection and disclosure of the present invention.
Claims (9)
1. A welding piece assembling and positioning structure is characterized by comprising a first splicing part, a positioning pin and a second splicing part; first positioning areas which are uniformly distributed are arranged on the first splicing part; the first positioning area is provided with a first positioning hole; a second positioning area is arranged on the second splicing part; the second positioning area is provided with a second positioning hole; and butting the first positioning area and the second positioning area by using positioning pins, and assembling the first splicing part and the second splicing part.
2. The weldment erectly positioned structure of claim 1, wherein the shape of the first splice part comprises a circular ring shape;
the number of the first positioning holes is at least 2;
the number of the second positioning holes is at least 2.
3. The structure of welding parts by assembling and positioning as claimed in claim 1, wherein the side of the second assembling part, which is in contact with the first assembling part, is shaped like a circular arc.
4. The weldment work positioning structure of claim 1, wherein the side of the second joint part that contacts the first joint part is congruent with the first joint part.
5. A weldment work positioning structure as in claim 1, wherein the number of first locating areas is the same as the number of second splice parts.
6. The weldment work positioning structure of claim 1, wherein the spacing between two adjacent first locating holes in the first locating areas is equal to the spacing between two adjacent second locating holes in the second locating areas.
7. The structure for assembling and positioning weldments as claimed in claim 1, wherein the ratio of the distance between the second positioning holes at two ends of the second positioning area to the length of the second splicing part is (0.7-0.9): 1.
8. The structure of assembling and positioning weldments as claimed in claim 1, wherein the ratio of the depth of the first positioning hole in the first positioning area to the depth of the second positioning hole in the second positioning area is 1 (1: 1.4).
9. The weldment work positioning structure of claim 1, wherein the length of the locating pin is equal to the sum of the depth of the first locating hole and the depth of the second locating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121190797.8U CN214815988U (en) | 2021-05-31 | 2021-05-31 | Structure for assembling and positioning welding parts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121190797.8U CN214815988U (en) | 2021-05-31 | 2021-05-31 | Structure for assembling and positioning welding parts |
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| CN214815988U true CN214815988U (en) | 2021-11-23 |
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| CN202121190797.8U Active CN214815988U (en) | 2021-05-31 | 2021-05-31 | Structure for assembling and positioning welding parts |
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