A kind of general positioning tool of cylindrical shell class part Quick-rivet
Technical field
The utility model relates to metal machining field, especially a kind of general positioning tool of cylindrical shell class part Quick-rivet.
Background technology
Frock, fixture are in processing and manufacturing, for realizing the technical requirement of part and can enhancing productivity and the instrument that makes or equipment.
In numerous parts manufactures, a large amount of rivet welding part that uses is as parts.When riveting fills, large batch of part is had to have identical or different parts, parts group welding position is different with angle, so parts riveting dress is each time all slower in whole production process, and fitted position change is more, for the assembling in later stage and processing bring many inconvenience, often need repeatedly to correct, assembly welding again of even doing over again.For this situation, because the wide variety of product structure cannot make general frock, so the efficiency of assembling of part is all lower all the time.
In existing rivet welding class part assembly welding, conveniently assembly welding also has simple and easy interim frock, but be all simple and easy special tooling, single and the limited precision of purposes, and large batch of assembly welding operation can not be applied to, can not use for a long time, so small lot is just scrapped after using, disassembled, more still need whenever necessary again to make.Particularly cylindrical shell class part, such part primary structure is close, but diameter of part and length variations are very large, after part length increases above 2000mm, Geometrical Tolerance Principle between each assembly is not only difficult to meet the demands, and part key dimension changes greatly, and can not effectively control, so common simple frock is difficult to ensure element precision requirement, and adjustment is very difficult.Not only cause the significant wastage of human and material resources, and inefficiency can not meet the needs of production far away.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of general positioning tool of cylindrical shell class part Quick-rivet, this general positioning tool realizes that cylindrical shell type component is accurately located fast, corrected, rivet clasp, effective raising riveting dress production efficiency, and provide condition for locating rear quick assembly welding.This positioning tool realizes multiple key dimension parts and once completes location, correction, rivet clasp, thus conveniently ensures the form and position tolerance such as axiality, the depth of parallelism between each parts and riveted joint dimensional accuracy.
In order to solve the problems of the technologies described above, the technical solution of the utility model is achieved in that
A general positioning tool for cylindrical shell class part Quick-rivet, described general positioning tool comprises location bent plate, slide block, guide rail, alignment pin, basic platform, the first group welding piece, the second group welding piece, the 3rd group welding piece; Basic platform is provided with the guide rail of horizontal positioned, guide rail is connected with slide block; Be provided with location bent plate at the two ends of guide rail, location bent plate is formed by connecting by orthogonal horizontal plate and two vertical plates, the face-to-face opposing parallel placement of two vertical plates at guide rail two ends, and horizontal plate is connected on slide block; The two vertical plates at guide rail two ends connects one end of the first group welding piece, the 3rd group welding piece respectively by alignment pin, the two ends of the second group welding piece are fixedly mounted on the other end of the first group welding piece, the 3rd group welding piece respectively.
Further, described track cross-section shape is " work " font, and slide block active card is located at " work " font guide upper;
Further, described guide rail quantity be 2 groups and more than, 2 groups and above guide rail parallel spacing are placed on basic platform;
Further, below the horizontal plate of described location bent plate, correspondence is placed with location-plate, and to having locating hole on location-plate, location-plate is placed on slide block, and the horizontal plate of location bent plate to be locked with guide rail by bolt, screw and to be connected;
Further, described location bent plate is provided with right angled triangle floor;
Further, described guide rail is equiped with high-acruracy survey chi, this high-acruracy survey chi can distance between the horizontal plate of the location-plate placed of the left and right two ends of Fundamentals of Measurement platform or location bent plate;
Further, described basic platform is provided with grating digital readout mechanism, the distance between the horizontal plate of the location-plate that the left and right two ends of high-acruracy survey chi Fundamentals of Measurement platform are placed or location bent plate, the distance of measurement is shown by grating digital readout mechanism;
Further, described is provided with servomotor in the side being provided with location bent plate, servomotor is arranged on slide block, servomotor connects leading screw, the horizontal plate of location bent plate is provided with lead screw pair, leading screw spiral is connected in lead screw pair, and driven by servomotor leading screw drives location bent plate along guide rail direction rectilinear motion;
Further, described slide block is separate slider or Intagral slider, in order to realize first, two, the position adjustments of three group welding pieces and location, the location bent plate of guide rail one end welds with one end of the first group welding piece, the location bent plate of the guide rail other end welds with one end of the 3rd group welding piece, after the second group welding piece moves into place, the location bent plate at guide rail two ends moves under the driving of servomotor, when the second group welding piece and the first group welding piece, after 3rd group welding piece contact, the position of slow adjustment three groups of group welding pieces is to reach weld width and the part overall length of required part, realize three groups of group welding piece relative positions to determine, and then directly carry out rivet clasp, whole location, trimming process is simple, convenient to operation, reach the required precision of follow-up welding sequence.
The utility model beneficial effect compared to existing technology:
The utility model structure is simple, easy to operate, practical, cost is low, safe and reliable, long service life, achieve cylindrical shell type component and read positioning requirements accurately soon, improve the working (machining) efficiency of required part, meet the positioning requirements of different cylindrical shell type component.Specifically:
1, the utility model provides a kind of general positioning tool for cylindrical shell class part Quick-rivet, it has drawn the design feature of simple frock, for meeting the main and needs of forming a team of the part that content is comparatively close of cylindrical shell class part, can realize locating fast, correct, rivet clasp, and provide guarantee for welding afterwards.
2, the utility model has installed servo-drive system and grating digital readout mechanism additional on the basis of above-mentioned simple frock advantage, and can realize high-precision fast positioning and adjustment under the guidance of numerical monitor, degree of regulation can reach 1 ‰ mm.And also provide precision support for the machining in later stage, significantly improve the working (machining) efficiency of each operation of later stage.
3, quick assembly welding after utilizing the utility model to locate, multiple key dimension once completes, once rivet, ensure that axiality, the depth of parallelism and high-precision riveted joint size simultaneously, effectively avoid in the past assembly welding time the disturbing factor such as peopleware, process equipment, material deviation, processing environment on the impact of the welding quality of whole part.
4, the utility model by regulating position and the spacing of its alignment pin, can realize the different requirements of different part.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model middle position cross section.
In figure: 1-locates bent plate; 2-location-plate; 3-slide block; 4-guide rail; 5-alignment pin; 6-bolt; 7-screw; 8-basic platform; 9-first group welding piece; 10-second group welding piece; 11-the 3rd group welding piece; 12-servomotor; 13-leading screw; 14-grating digital readout mechanism.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, a general positioning tool for cylindrical shell class part Quick-rivet, described general positioning tool comprises location bent plate 1, slide block 3, guide rail 4, alignment pin 5, basic platform 8, first group welding piece 9, second group welding piece 10, the 3rd group welding piece 11; Basic platform 8 is provided with the guide rail 4 of horizontal positioned, guide rail 4 is connected with slide block 3; Be provided with location bent plate 1 at the two ends of guide rail 4, location bent plate 1 is formed by connecting by orthogonal horizontal plate and two vertical plates, the face-to-face opposing parallel placement of two vertical plates at guide rail 4 two ends, and horizontal plate is connected on slide block 3; The two vertical plates at guide rail 4 two ends connects one end of the first group welding piece 9, the 3rd group welding piece 11 respectively by alignment pin 5, the two ends of the second group welding piece 10 are fixedly mounted on the other end of the first group welding piece 9, the 3rd group welding piece 11 respectively.
On the basis of technique scheme, described guide rail 4 shape of cross section is " work " font, and slide block 3 active card is located at " work " font guide rail 4 top;
Described guide rail 4 quantity be 2 groups and more than, 2 groups and above guide rail 4 parallel distance are placed on basic platform;
Below the horizontal plate of described location bent plate 1, correspondence is placed with location-plate 2, and to having locating hole on location-plate 2, location-plate 2 is placed on slide block 3, and the horizontal plate of location bent plate 1 to be locked with guide rail 4 by bolt 6, screw 7 and to be connected;
Described location bent plate 1 is provided with right angled triangle floor;
Described guide rail 4 is equiped with high-acruracy survey chi, and this high-acruracy survey chi can distance between the horizontal plate of the location-plate 2 placed of the left and right two ends of Fundamentals of Measurement platform 8 or location bent plate 1;
Described basic platform 8 is provided with grating digital readout mechanism 14, the distance between the horizontal plate of the location-plate 2 that the left and right two ends of high-acruracy survey chi Fundamentals of Measurement platform 8 are placed or location bent plate 1, the distance of measurement is shown by grating digital readout mechanism 14;
Described is provided with servomotor 12 in the side being provided with location bent plate 1, servomotor 12 is arranged on slide block, servomotor 12 connects leading screw 13, the horizontal plate of location bent plate 1 is provided with lead screw pair, leading screw 13 spiral is connected in lead screw pair, and servomotor 12 drives leading screw 13 to drive location bent plate 1 along guide rail 4 direction rectilinear motion;
Described slide block 3 is separate slider or Intagral slider, in order to realize first, two, three group welding pieces 9, 10, the position adjustments of 11 and location, the location bent plate 1 of guide rail 4 one end welds with one end of the first group welding piece 9, the location bent plate 1 of guide rail 4 other end welds with one end of the 3rd group welding piece 11, after the second group welding piece 10 moves into place, the location bent plate 1 at guide rail 4 two ends moves under the driving of servomotor 12, when the second group welding piece 10 and the first group welding piece 9, after 3rd group welding piece 11 contacts, the position of slow adjustment three groups of group welding pieces is to reach weld width and the part overall length of required part, realize three groups of group welding piece relative positions to determine, and then directly carry out rivet clasp, whole location, trimming process is simple, convenient to operation, reach the required precision of follow-up welding sequence.
Operation principle of the present utility model and use procedure:
When using the utility model, should first the first group welding piece 9 be fixed on the location bent plate of basic platform 8 left end, by the slip of slide block and guide rail below lock-screw 7 locking positioning bent plate, 3rd group welding piece 11 is fixed on the location bent plate of basic platform 8 right-hand member, complete the first of basic platform 8 two ends, the 3rd group welding piece and once enter position in fact, enter position namely coaxial, concentric, simply effectively, quick and precisely;
After the second group welding piece 10 moves into place, need the processing dimension of adjustment very clear and definite, single, adjustment is very simple, realizes the first group welding piece 9 and docks (not putting solid) with the preliminary of the second group welding piece 10, complete left end group pair;
Complete left end group to rear, mobile right-hand member location bent plate slides left on guide rail 4,3rd group welding piece 11 and the second group welding piece 10 close to after can stop, starting servomotor 12, under the drive of leading screw 13 with bat-handle switch, regulate the distance between the 3rd group welding piece 11 and the second group welding piece 10, and according to the number of degrees in grating digital readout mechanism, fine setting right-hand member location bent plate, when after the riveted joint size reaching part requirements, right-hand member location bent plate and guide rail 4 are locked by bolt 7, realize right-hand member group pair;
Check that two ends group is to place's position while welding and weld width, behind optimum position to be achieved, carries out rivet clasp.After the guaranteed size of institute of final inspection part, unclamp and remove right-hand member location bent plate, completing the group of whole rivet welding to processing, take out workpiece and enter next welding sequence.
In sum, these are only preferred embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.