Assembled last with self ejecting auto heating and pinhole making mechanism
The utility model relates to that a kind of ejection formation shoe tree uses has self ejecting mechanism, the combined shoe tree of heating and pinhole making automatically.
The ejection formation sole shoe tree correlation technique of early delasting automatically, as Quanfeng Industrial Co., Ltd all, the disclosed technology of application number 80211536 patents.Its mode of operation is to descend via the movable middle level of manual linkage priming one wedgewise, vacate the space like this, shoe last or hat block is followed and the shoe last or hat block nose part can be by manually moving in opposite directions, be enclosed within the footwear that penetrate on the shoe tree behind the sole and deviate to dwindle the shoe tree horizontal length, to be beneficial to.
Because at present art technology still rests on manual mode operation and moves back the shoe last or hat block operation, the purpose of this utility model is to provide a kind of have self ejecting mechanism, the combined shoe tree of heating and pinhole making automatically, realizes automation mechanized operation so that move back the shoe last or hat block operation.
The utility model provides a kind ofly has self ejecting mechanism, a combined shoe tree of heating and pinhole making automatically, it includes, one shoe last or hat block heel spare, one shoe last or hat block body member, one shoe last or hat block sky cover piece, it is characterized in that: in shoe tree, also be provided with an elbow connection rod, the mid portion of this elbow connection rod and shoe last or hat block body member are articulated, one end and shoe last or hat block heel spare are fixed into one, the other end then is articulated with shoe last or hat block sky cover piece, between the mid portion of elbow connection rod and one end, be provided with an elongated slot, be provided with a pin that passes on a push rod one end in this elongated slot.
The purpose of this utility model can also following mode reach: described have self ejecting mechanism, the heating and a combined shoe tree of pinhole making automatically, it is characterized in that: the end that described elbow connection rod and shoe last or hat block sky cover piece are articulated is a spheroid, and keeps snare to be kept Sphere orientation on shoe last or hat block sky cover piece by one.
Described have self ejecting mechanism, the heating and a combined shoe tree of pinhole making automatically, and it is characterized in that: be fixed with a hydraulic means on the shoe last or hat block body member, its piston rod penetrates the inside of shoe last or hat block body member as controlled described push rod.
Described have self ejecting mechanism, the heating and a combined shoe tree of pinhole making automatically, it is characterized in that: be provided with heating element heater and pinhole making in shoe last or hat block body member inside.
Described have self ejecting mechanism, the heating and a combined shoe tree of pinhole making automatically, and it is characterized in that: described shoe last or hat block heel spare respectively is formed with the concave, convex shape of working in coordination between the adjacent surface of shoe last or hat block body and shoe last or hat block sky cover piece.
Be placed in vamp on the shoe tree behind the ejection formation sole part, can making piston rod promote elbow connection rod with its pivot joint, the shoe last or hat block heel spare and the shoe last or hat block sky cover piece that are enclosed within the footwear are rotated with respect to the shoe last or hat block body member by controlled hydraulic operation (or other conventional approaches).Through motion thus, shoe last or hat block heel spare is this heel place in footwear, and this position of outwards oppressing shoes breaks away from shoe tree, and shoe last or hat block sky cover piece is loosening at footwear back place simultaneously, makes shoes be separated from shoe tree fully and drops.
Effect of the present utility model is to make moves back shoe last or hat block operation realization automation mechanized operation, to enhance productivity, reduces manufacturing cost.
The utility model is described as follows conjunction with figs.:
Fig. 1 is the profile of the utility model combined shoe tree, and wherein dotted line is represented shoe tree residing situation of each member when the delasting position.
Fig. 2 is the oblique view of elbow connection rod of the present utility model, wherein is combined with the piston rod of a hydraulic cylinder.
Other plants the part oblique view of embodiment to Fig. 3 for the elbow connection rod front end.
Fig. 4 is an oblique view of the present utility model, wherein is combined with a hydraulic cylinder.
At first, please refer to Fig. 1, combined shoe tree 1 of the present utility model is that the shoe tree that institute's desire is used is divided into three parts, a shoe last or hat block heel spare 101, one shoe last or hat block body members 102, and a shoe last or hat block sky cover piece 103.The line of demarcation of shoe last or hat block heel spare 101 and shoe last or hat block body member 102 should make not take place to hinder when shoe last or hat block heel spare 101 is rotated with respect to shoe last or hat block body member 102 as shown in the figure to get final product.The position of shoe last or hat block sky cover piece 103 is approximately corresponding to the footwear back.One as shown in Figure 22 of elbow connection rods are arranged again in the space that dig out shoe tree 1 inside.This moment, elbow connection rod 2 one ends 201 had endoporus 2011,2012, in order to be fixed into one with shoe last or hat block heel spare 101; The other end of elbow connection rod 2 makes a cylinder or spheroid 202.As be cylinder, then doing has an endoporus 2021, as shown in Figure 3, and in order to be articulated with shoe last or hat block sky cover piece 103.As be spheroid 202, then when pod in the shoe last or hat block sky cover piece 103 cooperates, on the end face of shoe last or hat block sky cover piece 103, fix a maintenance snare plate 2022.Mid portion at elbow connection rod 2 is provided with an endoporus 203, in order to elbow connection rod 2 is articulated on the shoe last or hat block body member 102 by pin 2031.Between middle part and one end 201, be provided with an elongated slot 204 on the elbow connection rod 2, articulating mutually via a pin 402 in order to piston rod 401 with hydraulic cylinder device 4.Hydraulic cylinder device 4 is to be fixed on shoe last or hat block body member 102 tops as shown in Figure 4.
According to combined shoe tree provided by the utility model, it is applied to the ejection formation sole and preparatory function in the early stage program at the middle end is identical with traditional operation, is omitted at this and does not do other explanation.Below only just in the ejection formation footwear, finish by the utility model behind the end or the outer bottom and move back shoe last or hat block operation automatically and it is described.Behind the end or outer bottom in the ejection formation footwear, can utilize known control device such as hydraulic pressure to make piston rod 401 reach, and via 402 application of forces of the pin on it on elongated slot 204, elbow connection rod 2 is clockwise rotated around pin 2031.At this moment, shoe last or hat block heel spare 101 is the heel place in pairing footwear, this parts of footwear is upwards held up and breaks away from shoe tree; Simultaneously, carry on the back the inner application of force at footwear, whole shoes are taken off on shoe tree by downward rotating shoe last or hat block sky cover piece 103.Make in the process of shoes disengaging in 103 revolutions of shoe last or hat block sky cover piece, articulate with spheroid 202, the very big rotation free degree then can be arranged as shoe last or hat block sky cover piece.This kind effect is in elbow connection rod 2 turning courses, and shoe last or hat block sky cover piece 103 can rotate constantly automatically, acts on the strength direction of footwear back with change, the unlikely footwear back that forces in firmly, thereby footwear are broken away from shoe tree easily.
After breaking away from the shoe tree, piston rod 401 is return, and elbow connection rod 2 is retracted at the shoes of ejection formation sole.So shoe last or hat block heel spare 101, shoe last or hat block body member 102, and footwear sky cover piece 103 is returned to solid line position shown in Figure 1 again, the operation of another time of preparation do ejection formation sole.
Again,, also can optionally bury heating element heater and pinhole making 403 underground, and at shoe last or hat block heel spare 101, aligning when respectively being formed with the concave, convex shape in the shoe last or hat block on the interface of piece spare 102 and shoe last or hat block sky cover piece 103 and being beneficial to combination between each part in the inside of shoe last or hat block body member 102.