CN104152661B - A kind of spot anneling equipment of fastening piece - Google Patents
A kind of spot anneling equipment of fastening piece Download PDFInfo
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- CN104152661B CN104152661B CN201410432388.2A CN201410432388A CN104152661B CN 104152661 B CN104152661 B CN 104152661B CN 201410432388 A CN201410432388 A CN 201410432388A CN 104152661 B CN104152661 B CN 104152661B
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Abstract
The invention provides a kind of spot anneling equipment of fastening piece, it comprises locating mechanism, flexible drive mechanism and the heating arrangements for heating fastening piece; The movable tooling that described locating mechanism comprises fixing tool, be slidably matched with described fixing tool and upper measurement frock, described movable tooling is provided with a supporting pilot hole, described fixing tool is provided with a measurement and positioning hole of setting up corresponding to described supporting pilot hole, and described upper measurement frock is arranged in this measurement and positioning hole; Described flexible drive mechanism comprises flexible shaft, cannulated sleeve and flexible bearing assembly, flexible shaft wears injection from the internal cavity of cannulated sleeve, the end face of cannulated sleeve is connected with described flexible bearing assembly, this flexible bearing assembly supports described flexible shaft, the axis of described flexible shaft and measurement and positioning hole and support the axis conllinear of pilot hole.This patent level of automation is high, accurately can control the zero position of annealing and annealing width and not disfiguring workpiece, thus improve production qualification rate.
Description
Technical field
The invention belongs to the manufacture field of fastening piece, especially relate to a kind of spot anneling equipment of fastening piece.
Background technology
In some specific fastening piece processing, can require to carry out anneal to its local, make its local in installation process deform and reach fastening object.
But need the fastening piece of spot anneling, in order to ensure the consistence of installation capability and use properties, so can to the zero position of the bar portion spot anneling of fastening piece and annealing width and dimensional uniformity have special requirement.This just requires that the annealing position in bar portion and annealing width must be strict controlled within certain scope, so the annealing working method in bar portion is particularly important.
At present, the main load coil that adopts carries out spot anneling to bar portion.Connect workpiece using traditional frock to be enclosed within electric machine main shaft, then put into the method for coil rotary heating, workpiece and electric machine main shaft, coil axis three right alignment, concentricity all can be poor; Because fastening piece is general less, in coil during rotary heating, concentricity is relatively large, the track of workpiece occurs it not being columniform situation, the bar portion of fastening piece can be caused to have side, and off-line circle is closer all the time, and opposite side is distant, and both sides annealing temperature is inconsistent all the time; When being exactly induction annealing in addition, workpiece does not need the position of annealing not have shielding measure, and the width of annealing is uncontrollable, and artificial clamping adds the consistence that trade union is difficult to ensure to install.
Simultaneously, substantially all adopt positive drive main shaft in existing annealing device, can because the deviation of right alignment in the course of processing, workpiece and tapered swing, workpiece and its positioning tool so will be caused to produce severe friction, long friction meeting scratching products surface, and in the face of above-mentioned situation, use traditional universal coupling Flexible Transmission scheme, although the stiff problem of middle part can be solved, but transmission shaft end is still rigid bearing, so friction problem when still fundamentally can not solve transmission.
It is comparatively large that above various reasons all can cause product performance to fluctuate, and have influence on the use of product, and the workpiece qualification rate produced is low, adds production cost.
Summary of the invention
The problem to be solved in the present invention is to provide the strong and spot anneling equipment of accurate positioning, the efficient fastening piece of processing of a kind of level of automation, this equipment farthest will reduce workpiece and produce and rub with the parts of this workpiece of location, raising production qualification rate and production efficiency in processed process.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of spot anneling equipment of fastening piece, and it comprises locating mechanism, flexible drive mechanism and the heating arrangements for heating fastening piece;
The movable tooling that described locating mechanism comprises fixing tool, be slidably matched with described fixing tool and upper measurement frock, described movable tooling is provided with a supporting pilot hole, described fixing tool is provided with a measurement and positioning hole of setting up corresponding to described supporting pilot hole, and described upper measurement frock is arranged in this measurement and positioning hole;
Described flexible drive mechanism comprises flexible shaft, cannulated sleeve and flexible bearing assembly, described flexible shaft wears injection from the internal cavity of cannulated sleeve, the end face of cannulated sleeve is connected with described flexible bearing assembly, this flexible bearing assembly supports described flexible shaft, the axis of described flexible shaft and measurement and positioning hole and support the axis conllinear of pilot hole.
Further, described locating mechanism also comprises lower measurement frock, and this lower measurement frock coordinates at fixing tool and movable tooling closest range place to be set up, and described lower measurement frock is provided with scale marks, and described upper measurement frock is also provided with scale marks.
Further, for the ease of processing the product of different size, above-mentioned movable tooling can be designed to comprise movable tooling and place plate and movable tooling strongback, and described movable tooling places plate and movable tooling strongback is flexibly connected, and described supporting pilot hole is opened on movable tooling strongback; Described fixing tool comprises two fixing tools be flexibly connected and places plates and fixing tool strongback, described fixing tool strongback has measurement and positioning hole and described fixing tool is placed plate and movable tooling and placed plate and be slidably matched.
Further, also comprise a limiting tool, described limiting tool is worn injection fixing tool and is connected with it, the axis of this limiting tool and the axis parallel of lower measurement frock.
Further, the flexible shaft one end in described flexible drive mechanism is connected with a thimble, the axis of this thimble and the axis conllinear in described supporting pilot hole and measurement and positioning hole.
Further, described flexible bearing assembly comprises the outer back-up ring of supporting connection and neck bush and steel ball and flexible compression spring, described neck bush is hollow cylinder, and the inwall of this neck bush has open holes, this open holes be through hole and its central axis perpendicular to the central axis of described neck bush, the diameter at described open holes and neck bush cavity connects place is less than the open holes diameter of other parts and the diameter of described steel ball, described outer back-up ring is the hollow cylinder coordinated with neck bush, the minimum diameter of described outer back-up ring outer wall is greater than the diameter of the boring cavity of cannulated sleeve, the inwall of this outer back-up ring has the mounting groove be communicated with the open holes of neck bush, flexible compression spring is provided with in the open holes be communicated with and mounting groove, one end of this flexible compression spring is connected with steel ball, described steel ball is placed in open holes.
Further, be provided with obstruct spring in described cannulated sleeve internal cavities, be equipped with described obstruct spring at the outer wall of flexible shaft, the interior diameter of described obstruct spring is greater than the outer diameter of described flexible shaft.
Further, described heating arrangements comprises a heater coil, on the central axis being centrally located at supporting pilot hole of this heater coil.
Further, be slidably connected with a slide rail bottom the fixing tool of described locating mechanism, this slide rail is also provided with buffer spring, this buffer spring abuts with the sidewall of described fixing tool.
Further, also comprise automatic feed mechanism, the material loading clamp assemblies that described automatic feed mechanism comprises a vibrations loading plate and is mated, described material loading clamp assemblies is expected between flexible drive mechanism and locating mechanism.
Further, be provided with a blanking slide plate above described movable tooling, the angle of this blanking slide plate and horizontal plane is acute angle.
The advantage that the present invention has and positively effect are:
1, effectively improve fastening piece annealing accurate to dimension, meet the width consistency at position that fastening piece anneals, and can rapid adjustment annealing position and width dimensions at any time.
With the right alignment of fixing its parts when 2, ensure that fastening piece rotates, the rotation of flexible shaft is steady simultaneously, also assures that in the course of processing, positioning tool can not cause damage to fastening piece, Flexible Transmission excellent.
3, easy accessibility, moral conduct is strong and versatility good, improve while passing rate of processing and reduce input cost.
Accompanying drawing explanation
Fig. 1 is vertical view of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the partial enlargement front view of A;
Fig. 4 is the close-up top view of A;
Fig. 5 is the front view of fixing tool;
Fig. 6 is the vertical view of fixing tool;
Fig. 7 is the front view of movable tooling;
Fig. 8 is the vertical view of movable tooling;
Fig. 9 is that fastening piece annealing position illustrates schematic diagram;
Figure 10 is the partial enlarged drawing of flexible bearing assembly;
Figure 11 is the front view of neck bush;
Figure 12 is the sectional view of neck bush;
Figure 13 is A-A sectional view;
Figure 14 is the front view of outer back-up ring;
Figure 15 is B-B sectional view.
In figure:
1, worktable 2, locating mechanism 21, fixing tool
211, measurement and positioning hole 22, upper measurement frock 23, movable tooling
231, pilot hole 24, lower measurement frock 3, flexible drive mechanism is supported
31, flexible bearing assembly 311, outer back-up ring 3111, mounting groove
3112, pickup groove 312, neck bush 3121, open holes
3122, neck bush cavity 313, flexible compression spring 314, steel ball
32, cannulated sleeve 33, flexible shaft 34, obstruct spring
35, thimble 4, motor 5, slide rail
6, buffer spring 7, automatic feed mechanism 71, vibrations loading plate
72, material loading clamp assemblies 8, blanking slide plate 9, tank
10, heater coil 11, High-frequency machine 12, coil cooling water tank
13, the first positioning cylinder 131, cylinder output shaft 14, second positioning cylinder
15, fastening piece 16, limiting tool 161, limiting tool open holes
Embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention are elaborated.
As Figure 1-4, a kind of spot anneling equipment of fastening piece, it comprises the locating mechanism 2 be positioned on worktable 1, flexible drive mechanism 3 and automatic feed mechanism 7 and the heating arrangements for heating fastening piece.
As shown in figs. 3-9, described locating mechanism 2 comprises fixing tool 21, limiting tool 16, the movable tooling 23 be slidably matched with described fixing tool 21 and upper measurement frock 22 and lower measurement frock 24, described movable tooling 23 is provided with a supporting pilot hole 231, and described fixing tool 21 is provided with a measurement and positioning hole 211 of setting up corresponding to described supporting pilot hole 231;
Described fixing tool 21 and movable tooling 23 are metal material, can shield the magnetic field of heater coil 10, thus the not exposed fastening piece 15 of protection is not heated;
Described fixing tool 21 is placed plate by fixing tool strongback and fixing tool and to be constituted by an active connection L-type, described movable tooling 23 is placed plate by movable tooling strongback and movable tooling and to be constituted by an active connection L-type, place on plate at the fixing tool of described fixing tool 21 and have dovetail groove, described movable tooling 23 to be placed in this dovetail groove and to be slidably connected with it, the design of this dovetail groove gets final product the displacement of restraint frock 23 vertical direction in fixing tool 21, measurement and positioning hole 211 is had on the top of the fixing tool strongback of described fixing tool 21, be provided with in described measurement and positioning hole 211 and measure frock 22, on this, measurement frock 22 side is provided with scale marks, by fixing tool 21, movable tooling 23 and upper measurement frock 22 accurately can be located fastening piece 15, in actually operating, the afterbody of fastening piece 15 is placed in measurement and positioning hole 211 carry out processing,
The shape of described upper measurement frock 22 can just overlap with measurement and positioning hole 211, and the zero graduation line of upper measurement frock 22 is from this edge, also can not overlap with measurement and positioning hole 211, but the zero graduation of the scale marks of upper measurement frock 22 is also from the edge in measurement and positioning hole 211, set scale marks zero position as required again or by a kind of account form, upper measurement frock 22 can control and measure fastening piece 15 length inserted in measurement and positioning hole 211, is annealing zero position size;
Supporting pilot hole 231 is had on the top of the movable tooling strongback of described movable tooling 23, described fixing tool strongback and described movable tooling strongback can fit tightly, and described lower measurement frock 24 is embedded in described fixing tool strongback and fixing tool places plate intersection, and described lower measurement frock 24 is provided with scale marks, when fixing tool 21 fits tightly with movable tooling 23 time, the edge line that movable tooling 23 is fitted just is positioned on the zero graduation line of lower measurement frock 24, if be designed to the form of replaceable fixing tool strongback and movable tooling strongback, scale marks zero position can be set as required by a kind of account form, lower measurement frock 24 is used for measuring the distance between fixing tool 21 fixing tool strongback and movable tooling 23 movable tooling strongback, be annealing width dimensions, a limiting tool 16 also can be provided with in the middle of fixing tool 21 with movable tooling 23, described limiting tool 16 is cylinder, described fixing tool strongback is passed by the limiting tool open holes 161 had on fixing tool strongback, when needs setting annealing width dimensions time, distance between adjustment fixing tool strongback and movable tooling strongback can realize, therefore be the distance that limiting tool 16 is deep between the two, the axis of this distance because of limiting tool 16 and the axis parallel of lower measurement frock 24, so concrete numerical value can be judged by lower measurement frock 24, this numerical value is annealing width dimensions,
Described fixing tool strongback and movable tooling strongback all can be changed according to the diameter of fastening piece 15, adjust the aperture of measurement and positioning hole 211 and supporting pilot hole 231 with this;
Worktable 1 also comprises the first positioning cylinder 13, the axis of the cylinder output shaft 131 of described first positioning cylinder 13 and the axis conllinear of supporting pilot hole 231, described cylinder output shaft 131 is worn injection fixing tool 21 and is fixed with movable tooling 23, under the promotion of the first positioning cylinder 13, cylinder output shaft 131 makes movable tooling 23 arbitrarily can slide on fixing tool 21, so arbitrarily can regulate the distance between fixing tool 21 and movable tooling 23.
Be slidably connected with a slide rail 5 bottom fixing tool 21, this slide rail 5 is equipped with buffer spring 6, this buffer spring 6 abuts with the sidewall of described fixing tool 21, and the bottom being emitted through cannulated sleeve 32 also worn by described slide rail 5, and this cannulated sleeve 32 also slidably adjusts on this slide rail 5.
As shown in fig. 10-15, described flexible drive mechanism 3 comprises flexible shaft 33, cannulated sleeve 32 and flexible bearing assembly 31, flexible shaft 33 for the tubular shaft of non-metallic material is arranged in the internal cavity of cannulated sleeve 32, the two ends of described cannulated sleeve 32 are all threaded with described flexible bearing assembly 31, this flexible bearing assembly 31 supports described flexible shaft 33, wear the two ends difference connecting ejector pin 35 of injection cannulated sleeve 32 and the output shaft of motor 4 at described flexible shaft 33, described thimble 35 can use to be threaded and also can use knurling connection;
Described thimble 35 coordinates with supporting pilot hole 231, and just can with the form fit of fastening piece 15, the shape of described fastening piece 15 mostly is one end and is umbrella and middle part is cavity, so thimble 35 can coordinate setting shape with this umbrella end, make it just can snap in fastening piece 15 end, and to support pilot hole 231 with thimble 35 abutting end be the taper shape coordinated with the umbrella end of fastening piece 15;
On the flat board that the table top that described motor 4 is fixed on worktable 1 is provided with, flat board is arranged on a guide rail by a chute, and this guide rail is provided with above worktable 1, promotes flat board allow motor 4 move on guide rail by the second positioning cylinder 14;
And the tubular shaft design of the non-metallic material of flexible shaft 33 is to better ensure its degree of flexibility, form non-rigid output when flexible shaft 33 rotates;
Be provided with in described cannulated sleeve 32 internal cavities and intercept spring 34, be equipped with described obstruct spring 34 at the outer wall of flexible shaft 33, the interior diameter of described obstruct spring 34 is greater than the outer diameter of described flexible shaft 33, and described obstruct spring 34 does not contact with flexible shaft 33;
When there is slight bending in flexible shaft 33 in cannulated sleeve 32, due to the effect of the obstruct spring 34 in cannulated sleeve 32, even if bend, flexible shaft 33 is also linear contact lay with intercepting inside spring 34, if and do not intercept spring 34, flexible shaft 33 and cannulated sleeve 32 are that face contacts, so increase obstruct spring 34 can effectively reduce frictional force;
Described flexible bearing assembly 31 comprises the outer back-up ring 311 of supporting connection and neck bush 312 and steel ball 314;
Described neck bush 312 is hollow cylinder, and 6 open holess 3121 are evenly had on the inwall of this neck bush 312, the outside scattering centered by the axle center of neck bush 312 of described open holes 3121 is offered, and the central axis upright of described open holes 3121 is in the central axis of described neck bush 312, this open holes 3121 is through hole, described open holes 3121 is less than open holes 3121 diameter of other parts and the diameter of described steel ball 314 with the diameter at the cavity connects place of neck bush 312, ensure that steel ball 314 is put into deenergize and expose 1/3 ball, and do not fall;
The internal cavity diameter of neck bush cavity 3122 near thimble 35 one end is less than the head outer diameter of fastening piece 15 of needs processing, be ensure thimble 35 along with flexible shaft 33 bounce back time, neck bush 312 can intercept outside fastening piece 15;
Described outer back-up ring 311 is the hollow cylinder coordinated with neck bush 312, the inwall of this outer back-up ring 311 has the mounting groove 3111 be communicated with the open holes 3121 of neck bush 312, this mounting groove 3111 is ring groove, and circumference six position of halving of mounting groove 3111 on described outer back-up ring 311 inwall mills out 6 pickup grooves 3112, the position of this pickup groove 3112 is corresponding with described open holes 3121;
In the open holes 3121 be communicated with and mounting groove 3111, be provided with flexible compression spring 313, one end of this flexible compression spring 313 is connected with steel ball 314, and described steel ball 314 is placed in open holes 3121, and moves freely in this open holes 3121; The minimum diameter of described outer back-up ring 311 outer wall is greater than the diameter of the boring cavity of cannulated sleeve 32;
When installation flexible bearing assembly 31, first steel ball 314 and flexible compression spring 313 are put into 6 open holess 3121 of neck bush 312, then outer back-up ring 311 is coordinated installation with the neck bush 312 that flexible compression spring 313 and steel ball 314 are housed by 6 place's pickup grooves 3112, again outer back-up ring 311 is rotated 30 degree to about 45 degree, the cell wall of mounting groove 3111 and pickup groove 3112 and flexible compression spring 313 is utilized to limit neck bush 312 and the axial relative movement of outer back-up ring 311, again flexible bearing assembly 31 entirety is screwed in cannulated sleeve 32, minimum outer diameter due to outer back-up ring 311 is all greater than the outer wall maximum diameter of cannulated sleeve 32, so the shaft shoulder of cannulated sleeve 32 can be utilized to limit outer back-up ring 311 move axially, then the obstruct spring 34 matched with cannulated sleeve 32 inwall is loaded cannulated sleeve 32 from the other end, one end same procedure of never installing flexible bearing assembly 31 again loads onto other flexible bearing assembly 31,
Described neck bush 312 and outer back-up ring 311 are the hollow cylinder of conical mating surface;
Add man-hour, when motor 4 drives whole output shaft and flexible shaft 33 to rotate, thimble 35 drives fastening piece 15 to rotate, due to the effect of flexible shaft 33 and flexible bearing assembly 31, when fastening piece 15 rotates in its positioning element and the friction of this positioning element less, scratch can not be caused to product design.
Heating arrangements comprises the High-frequency machine 11 and cooling circulation water tank 12 that are placed on worktable 1 side, and the heater coil 10 be connected on High-frequency machine 11 and cooling circulation water tank 12, on the central axis being centrally located at supporting pilot hole 231 of this heater coil 10, the control of heating power and heat-up time controls by PLC or numerical control program.
Described automatic feed mechanism 7, the material loading clamp assemblies 72 that described automatic feed mechanism 7 comprises a vibrations loading plate 71 and is mated, described material loading clamp assemblies 72 is expected between flexible drive mechanism 3 and locating mechanism 2, the realization of automatic feed mechanism 7 function still needs to coordinate to have come with locating mechanism 2, flexible drive mechanism 3.
A blanking slide plate 8 is provided with above described movable tooling 23, this blanking slide plate 8 is acute angle with the angle of horizontal plane, one end of described blanking slide plate 8 is higher than the other end, and highly higher one end is positioned at above movable tooling 23, and is provided with a tank 9 below highly short one end.
The working process of the present embodiment:
Before equipment work, first adjust the position of heater coil 10, ensure heater coil 10 and measurement and positioning hole 211, the right alignment of supporting pilot hole 231 and thimble 35, when fastening piece 15 enters the inwall of heater coil 10 and the distance of fastening piece 15 even, adjust measurement frock 22 and limiting tool 16, fixing tool 21 in guarantee locating mechanism 2 and the position relationship between movable tooling 23, thus ensure annealing zero position and annealing width dimensions, adjust the location matches relation between the electric program of equipment and each mechanism simultaneously, ensure that the stroke of each mechanism is correct.
When equipment is started working, first fastening piece 15 head on the guide rail of vibrations loading plate 71 is clamped by material loading clamp assemblies 72, control fastening piece 15 to deliver to work area to be added by cylinder, supporting pilot hole 231 now on fastening piece 15 axis, locating mechanism 2 and flexible shaft 33 almost coaxial, and fastening piece 15 afterbody is towards locating mechanism 2, its head is towards flexible drive mechanism 3; Now, first positioning cylinder 13 promotes movable tooling 23 forward slip, when arriving restraining position, fastening piece 15 afterbody then all penetrates in the supporting pilot hole 231 of movable tooling 23, then the material loading clamp assemblies 72 of clamping fastener 15 head unclamps and returns zero position, and next fastening piece 15 on de-clamping vibrations loading plate guide rail 71.
Then the first positioning cylinder 13 pulls movable tooling 23 to return zero position backward together with the fastening piece 15 on it, before will restraining position being arrived shortly a bit, the limiting tool 16 that movable tooling 23 is fixed in frock 21 is to stopping, described limiting tool 16 distance be clipped between movable tooling 23 and fixing tool 21 is determined by lower measurement frock 24 scale reading on the downside of fixing tool 21 before being processing, and fix with tap bolt, and the distance that limiting tool 16 limits is the annealing width of the finished product.
At this moment the second positioning cylinder 14 pushing motor 4 slides to fastening piece 15 together with flexible shaft 33 and thimble 35, when arriving restraining position, thimble 35 just in time penetrates fastening piece 15 head, and promotion fastening piece 15 enters in the measurement and positioning hole 211 of fixing tool 21 completely, now fastening piece 15 should be in the heating region of heater coil 10.
Afterwards, second positioning cylinder 14 is also being pushed ahead, due to the stop of locating mechanism 2, fastening piece 15 is firmly connected on thimble 35, there is slight bending in flexible shaft 33, but due to the effect of flexible bearing assembly 31, flexible shaft 33, buffer spring 6 three, bendingly to be cleared up immediately, when thimble 35 withstands fastening piece 15, the buffer spring 6 on described slide rail 5 can to there being the locating mechanism 2 of setback force to play a shock absorption.
Start to rotate with rear motor 4, drive flexible shaft 33, thimble 35 and fastening piece 15 rotate, due to flexible bearing assembly 31, flexible shaft 33, the effect of buffer spring 6 three, fastening piece 15 is stressed less on the axial direction due perpendicular to flexible shaft 33, only by the position-limiting action measuring pilot hole 211 and supporting pilot hole 231, and sense of rotation degree of freedom is larger, fastening piece 15 and measurement and positioning hole 211 and to support frictional force between pilot hole 231 very little, fastening piece 15 can not be stoped to rotate in measurement and positioning hole 211 and supporting pilot hole 231, and measurement and positioning hole 211 and supporting pilot hole 231 can not cause damage to fastening piece 15 surface in rotary course,
When flexible shaft 2 rotates time, steel ball 64 in flexible bearing assembly 6 will play the effect of a buffering to the flexible shaft 2 rotated, move up and down in the passage that steel ball 64 can be formed at neck bush 62 and outer back-up ring 61 along with the stressed change of flexible shaft 2, and because the design of open holes 621, steel ball 64 can not all reveal in the cavity of neck bush 62, but also partly can be connected on flexible shaft 2, thus serve the shock absorption to flexible shaft 2.
After motor 4 starts to rotate, the High-frequency machine 11 that PLC controls is started working, induction heating and annealing is carried out in fastening piece 15 local that heater coil 10 starts being in wherein, and the fastening piece 15 head-tail branch be in measurement and positioning hole 211 and supporting pilot hole 231 is due to the shielding effect of electromagnetism, can not sensedly heat.
After annealing, High-frequency machine 11 and heater coil 10 quit work, stop the rotation with rear motor 4, flexible shaft 33 and fastening piece 15 also stop the rotation, then motor 4 is retracted zero position by the second positioning cylinder 14, thimble 35 also retreats to zero position with fastening piece 15, in the process retreated, because the head outer of fastening piece 15 is larger than the diameter of neck bush 3 cavity 3122 in flexible bearing assembly 31, stopped by flexible bearing assembly 31 and come off, fall on blanking slide plate 8, and slide into cooling in tank 9.
Arrive this, a fabrication cycles completes.Then, material loading clamp assemblies 72 holds another fastening piece 15 and has delivered to work area to be added, starts fabrication cycles next time.
Above embodiments of the invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the scope of the invention change and improve, and all should still belong within this patent covering scope.
Claims (10)
1. a spot anneling equipment for fastening piece, is characterized in that: comprise locating mechanism (2), flexible drive mechanism (3) and the heating arrangements for heating fastening piece;
The movable tooling (23) that described locating mechanism (2) comprises fixing tool (21), be slidably matched with described fixing tool (21) and upper measurement frock (22), described movable tooling (23) is provided with a supporting pilot hole (231), described fixing tool (21) is provided with a measurement and positioning hole (211) of setting up corresponding to described supporting pilot hole (231), and described upper measurement frock (22) is arranged in this measurement and positioning hole (211);
Described flexible drive mechanism (3) comprises flexible shaft (33), cannulated sleeve (32) and flexible bearing assembly (31), described flexible shaft (33) wears injection from the internal cavity of cannulated sleeve (32), the end face of cannulated sleeve (32) is connected with described flexible bearing assembly (31), this flexible bearing assembly (31) supports described flexible shaft (33), the axis of described flexible shaft (33) and measurement and positioning hole (211) and support the axis conllinear of pilot hole (231).
2. the spot anneling equipment of a kind of fastening piece according to claim 1, it is characterized in that: described locating mechanism (2) also comprises lower measurement frock (24), this lower measurement frock (24) coordinates at fixing tool (21) and movable tooling (23) closest range place sets up, and described lower measurement frock (24) is provided with scale marks, described upper measurement frock (22) is also provided with scale marks.
3. the spot anneling equipment of a kind of fastening piece according to claim 1, it is characterized in that: described movable tooling (23) comprises movable tooling and places plate and movable tooling strongback, described movable tooling places plate and movable tooling strongback is flexibly connected, and described supporting pilot hole (231) is opened on movable tooling strongback; Described fixing tool comprises two fixing tools be flexibly connected and places plates and fixing tool strongback, described fixing tool strongback has measurement and positioning hole (211) and described fixing tool is placed plate and movable tooling and placed plate and be slidably matched.
4. the spot anneling equipment of a kind of fastening piece according to claim 1,2 or 3, it is characterized in that: also comprise a limiting tool (16), described limiting tool (16) is worn injection fixing tool (21) and is connected with it, the axis of this limiting tool (16) and the axis parallel of lower measurement frock (24).
5. the spot anneling equipment of a kind of fastening piece according to claim 1, it is characterized in that: flexible shaft (33) one end in described flexible drive mechanism (3) is connected with a thimble (35), the axis of this thimble (35) and the axis conllinear of described supporting pilot hole (231) and measurement and positioning hole (211).
6. the spot anneling equipment of a kind of fastening piece according to claim 1 or 5, it is characterized in that: described flexible bearing assembly (31) comprises the outer back-up ring (311) of supporting connection and neck bush (312) and steel ball (314) and flexible compression spring (313), described neck bush (312) is hollow cylinder, and the inwall of this neck bush (312) has open holes (3121), this open holes (3121) for through hole and its central axis perpendicular to the central axis of described neck bush (312), described open holes (3121) is less than open holes (3121) diameter of other parts and the diameter of described steel ball (314) with the diameter of neck bush cavity (3122) connectivity part, described outer back-up ring (311) is the hollow cylinder coordinated with neck bush (312), the minimum diameter of described outer back-up ring (311) outer wall is greater than the diameter of the boring cavity of cannulated sleeve (32), the inwall of this outer back-up ring (311) has the mounting groove (3111) be communicated with the open holes of neck bush (312) (3121), flexible compression spring (313) is provided with in the open holes (3121) be communicated with and mounting groove (3111), one end of this flexible compression spring (313) is connected with steel ball (314), described steel ball (314) is placed in open holes (3121).
7. the spot anneling equipment of a kind of fastening piece according to claim 6, it is characterized in that: be provided with in described cannulated sleeve (32) internal cavities and intercept spring (34), be equipped with described obstruct spring (34) at the outer wall of flexible shaft (33), the interior diameter of described obstruct spring (34) is greater than the outer diameter of described flexible shaft (33).
8. the spot anneling equipment of a kind of fastening piece according to claim 1 or 7, it is characterized in that: described heating arrangements comprises a heater coil (10), on the central axis being centrally located at supporting pilot hole (231) of this heater coil (10).
9. the spot anneling equipment of a kind of fastening piece according to claim 1 or 7, it is characterized in that: fixing tool (21) bottom of described locating mechanism (2) is slidably connected with a slide rail (5), this slide rail (5) is also provided with buffer spring (6), this buffer spring (6) abuts with the sidewall of described fixing tool (21).
10. the spot anneling equipment of a kind of fastening piece according to claim 8, it is characterized in that: also comprise automatic feed mechanism (7), the material loading clamp assemblies (72) that described automatic feed mechanism (7) comprises a vibrations loading plate (71) and is mated, described material loading clamp assemblies (72) is expected between flexible drive mechanism (3) and locating mechanism (2).
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| CN201410432388.2A CN104152661B (en) | 2014-08-28 | 2014-08-28 | A kind of spot anneling equipment of fastening piece |
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| CN201410432388.2A CN104152661B (en) | 2014-08-28 | 2014-08-28 | A kind of spot anneling equipment of fastening piece |
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| CN104152661A CN104152661A (en) | 2014-11-19 |
| CN104152661B true CN104152661B (en) | 2016-03-30 |
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| CN105274307A (en) * | 2015-11-13 | 2016-01-27 | 兰州飞行控制有限责任公司 | Local annealing heat treatment method for small part |
| CN106340405B (en) * | 2016-09-27 | 2019-02-22 | 中山方圆谷涂装科技有限公司 | A kind of high-voltage capacitance string manufacture craft |
| CN113483711B (en) * | 2021-06-30 | 2023-07-07 | 大陆汽车电子（连云港）有限公司 | Flexible coupling mechanism and displacement sensing device with same |
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| CN104152661A (en) | 2014-11-19 |
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