From aligning riveting adapter
Technical field
The invention belongs to the technical field of manufacturing technology, relate to the technological equipment of pressure processing, more particularly, the present invention relates to a kind of from aligning riveting adapter.
Background technology
At present, in the parts of automobile, some parts are arranged,, need press-fit steel or copper tube-like piece, to realize the function of ventilation, logical oil and water flowing as the aluminum cavity of throttle body, inlet manifold class etc.It is bigger that these tube-like pieces generally design interference, needs with hydraulic cylinder or pneumohydraulic pressure-cylinder during riveting.Owing to cavity design, add and all have tolerance man-hour, make design centre and actually press-fit the center and always have certain deviation.Cause that easily the mouth of pipe leaks and is difficult for procuratorial work if be pushed down in the situation of deviation.
In order to guarantee the high sealing performance of the riveting mouth of pipe, must guarantee when tube-like piece is pressed into cavity that the design centre press-fits the absolute consistent of center with actual.At present general solution is that the cavity stationary fixture is not connected with base plate, the operator can random mobile cavity anchor clamps to adapt to the pressure head center.But, there are 2 deficiencies for producing in batches:
1, when manual operations mobile by rule of thumb anchor clamps tracking error direction, difficulty is big, and the personnel that easily cause injure;
2, be difficult to satisfy the designing requirement of angle nominal for the tube-like piece that corner design is arranged.
Summary of the invention
Problem to be solved by this invention provides a kind of from aligning riveting adapter, its objective is the production efficiency and the product quality that improve riveting processing.
To achieve these goals, the technical scheme taked of the present invention is:
Provided by the present inventionly be arranged between forcing press and the riveting head from aligning riveting adapter, described on aligning riveting adapter, establish forcing press joint, aligning dish and cover plate and along described from axially being fastenedly connected successively of aligning riveting adapter, describedly be connected from the head of aligning riveting adapter by described forcing press joint and described forcing press; Establish the aligning joint in the cavity in the middle of the described aligning dish, riveting head mating holes is established at the center of described aligning joint and the riveting head is connected, and is provided with the gap between the outer surface of described aligning joint and the surface of internal cavity of described aligning dish.
Be provided with spring on the periphery of described aligning joint, described spring is the compression spring, and the one end contacts with described aligning joint, and the other end contacts with the surface of internal cavity of described aligning dish.
Described spring is located in the spring eye of described aligning joint.
The periphery section of described aligning joint be shaped as rectangle, described spring is distributed on four limits of rectangle.
The quantity of described spring on each limit of described rectangle is three.
The present invention adopts technique scheme, can carry out the automatic adjusting of trace to the center of riveting, the side force that produces when being pressed into off-centre can absorb automatically by spring, and automatically adjust that to be pressed into the center consistent with the chamber hole center, improve production efficiency and product quality greatly, and can change the peak excursion value at riveting center as required easily.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the cross-sectional schematic of overlooking direction of structure shown in Figure 1.
Be labeled as among the figure:
1, forcing press joint, 2, the aligning dish, 3, the aligning joint, 4, cover plate, 5, spring, 6, riveting head mating holes.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize improving the production efficiency of riveting processing and the goal of the invention of product quality, the technical scheme that the present invention takes is:
As depicted in figs. 1 and 2, provided by the present inventionly be arranged between forcing press and the riveting head from aligning riveting adapter, described on aligning riveting adapter, establish forcing press joint 1, aligning dish 2 and cover plate 4 and along described from axially being fastenedly connected successively of aligning riveting adapter, describedly be connected by the head of described forcing press joint 1 with described forcing press from aligning riveting adapter; Establish aligning joint 3 in the cavity in the middle of the described aligning dish 2, the center of described aligning joint 3 is established riveting head mating holes 6 and is connected with the riveting head, is provided with the gap between the surface of internal cavity of the outer surface of described aligning joint 3 and described aligning dish 2.
Adopt technique scheme,, can carry out the automatic adjusting of trace, improve production efficiency and product quality greatly the riveting center owing between the surface of internal cavity of the outer surface of aligning joint 3 and described aligning dish 2, be provided with the gap.The present invention does not change the design of original riveting head and cavity stationary fixture.Δ is forcing press center and the peak excursion value that is pressed into the center among Fig. 2.Change the Δ value and can change the peak excursion value easily.
Be provided with spring 5 on the periphery of described aligning joint 3, described spring 5 is the compression spring, and the one end contacts with described aligning joint 3, and the other end contacts with the surface of internal cavity of described aligning dish 2.
The side force that produces when being pressed into off-centre can make spring 5 absorb automatically, and automatically adjusts that to be pressed into the center consistent with riveting head mating holes 6 centers.After riveting finishes, can set back automatically.
In order to make the fixed-site of spring 5, in use do not produce displacement, spring 5 of the present invention is located in the spring eye of described aligning joint 3.
The periphery section of aligning joint 3 of the present invention be shaped as rectangle, described spring 5 is distributed on four limits of rectangle.
Adopt technique scheme, make that structure is easy to make, Installation and Debugging are convenient.
As shown in Figure 1, the quantity of spring 5 of the present invention on each limit of described rectangle is three.The present invention adopts 12 springs 5 with identical elastic force to be distributed on four sides of aligning joint 3, and aligning joint 3 is depressed into aligning dish 2 centers.
Using method of the present invention and design points for attention:
1, as shown in Figure 2, the Φ D of forcing press joint 1 should be designed to the fitted shaft of pressure head; The Φ d of the riveting head mating holes 6 on the aligning joint 3 should be designed to the mating holes of riveting head.During use adapter of the present invention is connected between forcing press and the riveting head.
2, design the time will guarantee the matched in clearance slit of the shoulder height h of the thickness H of aligning dish 2 and aligning joint 3.Guarantee lubricating in the gap during use.
3, the spring force of spring 5 should be reasonable in design, makes things convenient for automatic aligning.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.