A kind of chuck assembly of metal bar peeling machine
Technical field
The invention belongs to mechanical engineering technical field, relate to the chuck assembly of a kind of metal bar peeling machine, particularly a kind of metal bar peeling machine.
Background technology
Metal bar is to produce the important raw material of spare and accessory parts, generally at first need through casting, hot pressing in process of production, blank profile irregularity, the size that obtain this moment do not meet tolerance, all need utilize peeling machine to carry out the peeling operation, with the surface removal of blank, reach the finished product requirement.
The peeling machine of traditional metal bar comprises frame and be fixed on peeling mode on the frame, and the frame of described peeling mode one side is a feeder, and the frame of peeling mode opposite side is a discharging portion; Described frame feeder is provided with guide, and described frame discharging portion is provided with and can links to each other with the metal bar head when the metal bar head passes peeling mode and can draw the haulage gear that metal bar moves.There is following problem at work in traditional peeling machine: 1, for the front end that makes the metal bar blank can pass peeling mode haulage gear can be linked to each other with metal bar, then must shell head to the front end of metal bar blank in advance and handle; Though Chinese patent literature just once disclosed the machine for automatically peeling head of metal bar [China Patent No.: ZL200810061562.1 that a kind of stripping head that can finish the front end of metal bar blank is handled; Granted publication number: CN101269424A].Though 2, above-mentioned peeler has improved the speed that the stripping head is handled, the stripping head is handled and is existed also that some problems: a, the complex procedures of a stripping processing own, labour intensity are big, the problem of processing inconvenience; B, the metal bar size through shelling the head processing cause a large amount of wastage of material thus less than the finished size requirement.3, material loading must manually be sent into metal bar (as copper rod) in the peeling mould by the workman, because metal bar length is big, Heavy Weight, exists the big problem of labor strength thus.4, in process, also exist the problem that noise is big and safety coefficient is low.
In order to solve the problem that traditional peeling machine exists, once the someone had proposed some solutions.For example, Chinese patent once disclosed a kind of semi-automatic metal bar peeling machine [Chinese patent application number: 200820084633.5; Granted publication number: CN201172133Y], comprise and include frame, peeling mode and anterior be furnished with the trailer wagon that anchor clamps and afterbody have the hook hand, described peeling mode is arranged on the peeling mould bases of central rack, the frame that is positioned at peeling mode the right is provided with the roller-way that can place metal bar and have roll shaft, and the frame that is positioned at the peeling mode left side is provided with guide rail, described trailer wagon is arranged on the guide rail movably, and below trailer wagon, be provided with the driving chain adaptive with the hook palmistry, described driving chain and motor transmission mechanism link, described roller-way is provided with the discharging device that metal bar can be put into automatically on the roller-way, and roller-way is provided with and the metal bar head on the roller-way can be passed smoothly the driving mechanism of peeling mode nib, and the frame that is positioned at the peeling mode left side is provided with and the metal bar after the stretching peeling can be sent automatically the outer discharging mechanism of frame.This semi-automatic metal bar peeling machine can pass metal bar smoothly with the metal bar head peeling mode nib automatically and can send the metal bar after the stretching peeling outside the frame automatically, effectively reduced personnel labor thus, need shell the problem that head is handled to the front end of metal bar blank in advance but still exist.
In order to address the above problem the designer solution is proposed, being provided with on the frame feeder can be along its Connection Block that moves, frame is provided with and can drives the oil cylinder that Connection Block moves, Connection Block is provided with the chuck that metal bar can be clamped or unclamps, and chuck mainly comprises two with respect to the symmetrically arranged chuck assembly of metal bar.Because the metal bar model of metal bar peeling machine processing is more, so this metal bar peeling machine need have and above-mentioned metal bar chuck assembly one to one.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind of convenience and produced, change the chuck assembly of metal bar peeling machine easily at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of chuck assembly of metal bar peeling machine, it is characterized in that this chuck assembly comprises base and chuck lobe, and described chuck lobe has the clamping area that can lean with the metal bar side; Fixedly connected by demountable structure between described chuck lobe and the base.
Base in this chuck assembly links to each other with Connection Block and can slide along Connection Block, and the chuck lobe is fixed on base by demountable structure.When base slides and then clamping area and metal bar side is leant along Connection Block, thus the clamping metal bar.Be connected by demountable structure between chuck lobe and the base, can be fixed on the base according to the chuck lobe that the metal bar model of processing is selected be complementary with it thus.The structure of each chuck lobe is all identical with principle, different places are clamping area, so each chuck lobe all can be complementary with base, only need processing and the corresponding chuck lobe of metal bar thus, just can realize that this chuck assembly and the metal bar of different model are complementary, and then reduce production cost greatly.
In the chuck assembly of above-mentioned metal bar peeling machine, described chuck lobe is column, has the clamping slot of vertical perforation on the clamping area of described chuck lobe.Metal bar embeds in the clamping slot and the side of metal bar is resisted against on the sidewall of clamping slot, thus, clamping slot is set promptly can increases the contact area between metal bar and the chuck lobe again to its positioning action of metal bar.The cross section of clamping slot is general triangular in shape or rectangular; Cross section clamping slot triangular in shape matches with the circular metal rod; During preferred 120 ° of and the angles clamping slot two sides triangular in shape when the cross section of clamping slot, this clamping slot can match with the circular metal rod, can match with the regular hexagon metal bar again.
In the chuck assembly of above-mentioned metal bar peeling machine, described demountable structure comprises limiting plate one and the limiting plate two that lays respectively on the chuck lobe both ends of the surface; Described limiting plate one is connected on the base, and limiting plate two is by being bolted on the base.Bolt is one of modal securing member, and its fixed form is simple but the firmness height can make the use of this demountable structure more convenient thus.
In the chuck assembly of above-mentioned metal bar peeling machine, described limiting plate one is connected as a single entity with base.In reality dismounting, limiting plate one generally all maintains static, and limiting plate one and base is connected as a single entity promptly can conveniently processes thus, and can guarantee again the intensity that connects can not influence use simultaneously yet.
In the chuck assembly of above-mentioned metal bar peeling machine, all have stopper slot on two end faces of described chuck lobe, the center cross-sectional along the chuck lobe between stopper slot on end face and the stopper slot on another end face is symmetrical arranged; On limiting plate one, be provided with and all corresponding positive stop strip one of above-mentioned stopper slot structure and position; On limiting plate two, be provided with and all corresponding positive stop strip two of above-mentioned stopper slot structure and position.The stopper slot at chuck lobe two ends all can be complementary with positive stop strip one or positive stop strip two, can avoid need distinguishing when the chuck lobe is installed the problem of chuck lobe two-end structure, changes efficient thereby further improve; Can improve again that the chuck lobe is resisted against on the limiting plate one and limiting plate two is pressed on the stability of chuck lobe.
In the chuck assembly of above-mentioned metal bar peeling machine, described positive stop strip one and limiting plate one are connected as a single entity; Positive stop strip two and limiting plate two are connected as a single entity.
In the chuck assembly of above-mentioned metal bar peeling machine, the cross section of described stopper slot is triangular in shape or trapezoidal.Triangle and trapezium structure all have the big characteristics in the little bottom of head, adopt this structure promptly can make things convenient for positive stop strip one and positive stop strip two to embed in the stopper slots, can reduce the error that cooperates between chuck lobe side and the slot to make way bottom surface again.
In the chuck assembly of above-mentioned metal bar peeling machine, described chuck lobe is semi-cylindrical, and its sagittal plane is a clamping area.
In the chuck assembly of above-mentioned metal bar peeling machine, described chuck lobe is rectangular-shaped, and an one side is a clamping area.
In the chuck assembly of above-mentioned metal bar peeling machine, described chuck lobe comprises that two are column and the identical lobe body of structure, are equipped with the face that compresses that is inclined to set with respect to clamping area between the side of the clamping area of described lobe body and clamping area both sides.
Compared with prior art, the chuck assembly of this metal bar peeling machine has the following advantages:
1, this chuck assembly includes only chuck lobe, base, limiting plate two, has advantage simple in structure, reasonable in design thus.
2, this chuck assembly chuck lobe that can be complementary with it according to metal bar shape and big small-scale production, and this chuck lobe all can match with base, obviously can reduce production costs.
3, be connected by demountable structure between chuck lobe and the base, so have the chuck of replacing lobe advantage easily.
Description of drawings
Fig. 1 is the perspective view of inventive embodiments one.
Fig. 2 is the sectional structure schematic diagram of inventive embodiments one.
Fig. 3 is the perspective view behind the chuck lobe of removing of inventive embodiments one.
Fig. 4 is the perspective view of the chuck lobe of inventive embodiments one.
Fig. 5 is the perspective view of inventive embodiments two.
Fig. 6 is the sectional structure schematic diagram of inventive embodiments two.
Fig. 7 is the perspective view behind the chuck lobe of removing of inventive embodiments two.
Fig. 8 is the perspective view of the chuck lobe of inventive embodiments two.
Fig. 9 is first kind of perspective view of inventive embodiments three.
Figure 10 is second kind of perspective view of inventive embodiments three.
Figure 11 is the perspective view of the lobe body of chuck lobe in the inventive embodiments three.
Among the figure, 1, base; 1a, gathering sill; 1b, slot to make way; 2, chuck lobe; 21, clamping area; 22, clamping slot; 23, stopper slot; 3, limiting plate two; 31, positive stop strip two; 4, bolt; 5, anti-slop serrations; 6, limiting plate one; 61, positive stop strip one; 7, lobe body; 71, compress face.
The specific embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Embodiment one
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the chuck assembly of this metal bar peeling machine comprises base 1 and chuck lobe 2; It is arranged on the feeder place of the frame of metal bar peeling machine, two chuck assembly axial symmetry are provided with and then the composition chuck, this chuck can clamp or unclamp metal bar, and the clamping area 21 that all has on each chuck assembly thus on clamping area 21 and the chuck assembly is oppositely arranged with clamping area 21 on another chuck assembly.When chuck clamps metal bar, promote chuck and make chuck to moving, and then cut open and make the metal bar blank, finish a metal bar stripping operation and metal bar head thus simultaneously and pass the peeling mode operation by peeling mode near the peeling mode direction in the metal bar peeling machine.When the trailer wagon of metal bar peeling machine links to each other with the metal bar head and draws metal bar when moving away from the peeling mode direction, chuck can unclamp metal bar automatically.
Specifically, chuck lobe 2 is semi-cylindrical, the clamping area 21 that then half-terete sagittal plane is a chuck lobe 2.Have a clamping slot 22 that axially is provided with and axially connects at the middle part of above-mentioned clamping area 21, at the anti-slop serrations 5 that is provided with frictional force between several cell walls that are used to increase metal bar and clamping slot 22 on the cell wall of clamping slot 22.The preferred anti-slop serrations 5 of tooth depth about 1.2mm, this anti-slop serrations 5 can improve the frictional force between chuck assembly and the metal bar, can reduce the damage to the metal bar surface simultaneously.
Base 1 is the halfpace shape, and one of them lateral vertical has the slot to make way 1b that cross section is semicircle shape in end face and on this side, and this slot to make way 1b is corresponding with chuck lobe 2 profiles thus, and chuck lobe 2 is fixed in the slot to make way 1b of base 1 by demountable structure.Above-mentioned slot to make way 1b also axially connects, and avoids the closed at both ends with clamping slot 22 thus.
In order to make more firm grip metal bar of chuck, the shape of clamping slot 22 and size design according to metal bar, and the cross section of clamping slot 22 is general triangular in shape or rectangular; Cross section clamping slot 22 triangular in shape matches with the circular metal rod; During preferred 120 ° of and angles clamping slot 22 two sides triangular in shape when the cross section of clamping slot 22, this clamping slot 22 can match with the circular metal rod, can match with the regular hexagon metal bar again.But because the model of metal bar is more, obviously also more with corresponding chuck lobe 2 models of metal bar, demountable structure can make this chuck assembly be fit to the requirement that this processes the processing metal rod by more convenient replacing chuck lobe 2 thus, enhances productivity.
Demountable structure comprises limiting plate 1 and limiting plate 23.Specifically, limiting plate 1 and limiting plate 23 lay respectively at the two ends of chuck lobe 2; Limiting plate 1 is connected on the base 1 and with base 1 and is connected as a single entity, and an end face of chuck lobe 2 is resisted against on the limiting plate 1; Limiting plate 23 is fixed on the base 1 by bolt 4 and limiting plate 23 is pressed on the other end of chuck lobe 2; Simultaneously, the side of chuck lobe 2 is resisted against on the bottom surface of slot to make way 1b, and thus, chuck lobe 2 is fixed in the slot to make way 1b of base 1.And when need changing chuck lobe 2, only need looser a bolt and 4 just former clamping head can be taken off, obviously changing chuck lobe 2 is very easily.
The center cross-sectional along chuck lobe 2 is symmetrical arranged between stopper slot 23 on 23, one end faces of stopper slot and the stopper slot 23 on another end face all having on two end faces of chuck lobe 2.On limiting plate 1, be provided with and all corresponding positive stop strip 1 of above-mentioned stopper slot 23 structures and position; Positive stop strip 1 and limiting plate 1 are connected as a single entity.On limiting plate 23, be provided with and all corresponding positive stop strip 2 31 of above-mentioned stopper slot 23 structures and position; Positive stop strip 2 31 and limiting plate 23 are connected as a single entity.Thus, the stopper slot 23 at chuck lobe 2 two ends all can be complementary with positive stop strip 1 or positive stop strip 2 31, can avoid need distinguishing when chuck lobe 2 is installed the problem of chuck lobe 2 two-end structures, further improves thus and changes efficient; Can improve again that chuck lobe 2 is resisted against on the limiting plate 1 and limiting plate 23 is pressed on the stability of chuck lobe 2.
Stopper slot 23 be circular-arc and with this chuck lobe 2 axis hearts, the cross section of this stopper slot 23 is triangular in shape, this structure promptly can make things convenient for positive stop strip 1 and positive stop strip 2 31 to embed in the stopper slots 23, can reduce the error that cooperates between chuck lobe 2 sides and the slot to make way 1b bottom surface again.
Side adjacent with above-mentioned side on the base 1 also is provided with the gathering sill 1a that is strip perpendicular to end face and on this side, this gathering sill 1a is inclined to set with respect to the clamping area 21 of above-mentioned chuck lobe 2.When vertically moving, gathering sill 1a can make clamping area 21 transverse movements and the lengthwise movement simultaneously of above-mentioned chuck lobe 2 thus when base 1.In addition, also can adopt gib block to replace according to actual conditions gathering sill 1a.
The side that is adjacent with side that end face is inclined to set on the base 1 is perpendicular and parallel with above-mentioned gathering sill 1a, and this side also has guide effect and has the stressed advantage of the chuck assembly of raising thus.
Embodiment two
As Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8, present embodiment is basic identical with structure and the principle of embodiment one, and different place is: chuck lobe 2 is rectangular-shaped, then clamping area 21 that the side is a chuck lobe 2 in the cuboid.Stopper slot 23 on two end faces of chuck lobe 2 is strip and is parallel to clamping area 21.
Embodiment three
As Fig. 9, Figure 10 and shown in Figure 11, present embodiment is basic identical with structure and the principle of embodiment two, and different place is: chuck lobe 2 comprises that the structure of two 7, two lobe bodies 7 of lobe body that are column is identical and leans on mutually between the two.One side of lobe body 7 is a clamping area 21, and side relative with clamping area 21 and the bottom surface of slot to make way 1b lean.Between the side of clamping area 21 and clamping area 21 both sides, be equipped with the face that compresses 71 that is inclined to set with respect to clamping area 21, two above-mentioned area differences that compress face 71.Thus, two lobe bodies 7 make up by different modes and can obtain two kinds of clamping slots 22.In order to increase frictional force between metal bar and the lobe body 7, on the face of compressing 71, be provided with several anti-slop serrations 5.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used base 1 morely; Gathering sill 1a; Slot to make way 1b; Chuck lobe 2; Clamping area 21; Clamping slot 22; Stopper slot 23; Limiting plate 23; Positive stop strip 2 31; Bolt 4; Anti-slop serrations 5; Limiting plate 1; Positive stop strip 1; Lobe body 7; Compress face 71 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.