CN209035998U - A kind of pressing device of the workpiece with arc - Google Patents

A kind of pressing device of the workpiece with arc Download PDF

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Publication number
CN209035998U
CN209035998U CN201821366564.7U CN201821366564U CN209035998U CN 209035998 U CN209035998 U CN 209035998U CN 201821366564 U CN201821366564 U CN 201821366564U CN 209035998 U CN209035998 U CN 209035998U
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China
Prior art keywords
workpiece
chuck
arc
clamp nut
poke rod
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CN201821366564.7U
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Chinese (zh)
Inventor
刘少利
叶少腾
康健
张义涛
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XI'AN HELI AUTO PARTS CO Ltd
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XI'AN HELI AUTO PARTS CO Ltd
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Abstract

The utility model relates to a kind of pressing devices of workpiece with arc, including chuck, the chuck is connected with the main shaft for driving chuck to rotate, the chuck is ring structure, the chuck inner wall of the ring structure is equipped with several station slots, is equipped with and the matched holding tank of arc on the workpiece with arc in the station slot;The workpiece with arc is equipped with interconnecting piece, and the interconnecting piece is contacted with the upper surface of the chuck;The ring structure is equipped with several lead screws, is threaded with clamp nut on each lead screw;It further include the poke rod for being set to the chuck periphery, the mobile poke rod makes the poke rod press the outer surface for being fixed on the clamp nut, rotate the main shaft, the poke rod stirs the clamp nut, the clamp nut moves up and down along lead screw, realizes clamp nut to the compression or release of interconnecting piece on the workpiece with arc.The utility model combination poke rod can compress multiple workpiece by rotating chuck simultaneously, improve working efficiency, save manpower.

Description

A kind of pressing device of the workpiece with arc
Technical field
The utility model belongs to the compaction techniques field of arc-shaped workpiece, and in particular to a kind of compression dress of the workpiece with arc It sets.
Background technique
It is commonplace to the processing of the workpiece with arc in lathe in machining.Before processing, it needs the work of arc Part is fixed, and then carries out various processing by cutter head etc..
However in the prior art, be usually all that arc-shaped workpiece is set in chuck, then by nut on chuck and Screw is fixed, and specially turns nut one by one, it is made to push down the interconnecting piece of arc-shaped workpiece, realizes nut to arc The compression of workpiece.
However above-mentioned compressing method, in use, needing rotating nut one by one, this process time is longer, needs simultaneously Manually to twist, on the one hand, artificial nutting, be easy skid, cause it is secondary do over again, low efficiency;On the other hand, when nut is larger When or screw and nut between when not enough lubricating, need compared with great strength, and this operation, generally for woman worker etc., Wu Fashi It now compresses, and then leads to the workpiece with arc, it is difficult to be fixed, be not easy the problem of realizing processing.
Summary of the invention
In order to solve to compress low efficiency, slow-footed deficiency in the prior art, the utility model provides a kind of band arc Workpiece pressing device and compressing method, can be by the rotation of main shaft, while locking or unclamping multiple identical workpiece, The working efficiency in lathe parts machining is effectively improved, labor intensity is reduced.
The technical problems to be solved in the utility model is achieved through the following technical solutions:
A kind of pressing device of the workpiece with arc, including chuck, the chuck are connected with for driving chuck to rotate Main shaft, the chuck are ring structure, and the chuck inner wall of the ring structure is equipped with several station slots, is equipped in the station slot With the matched holding tank of arc on the workpiece with arc;
The workpiece with arc is equipped with interconnecting piece, and the interconnecting piece is contacted with the upper surface of the chuck;
The ring structure is equipped with several lead screws, is threaded with clamp nut on each lead screw;
It further include the poke rod for being set to the chuck periphery, the mobile poke rod is fixed on the poke rod pressing The outer surface of the clamp nut rotates the main shaft, and the poke rod stirs the clamp nut, and the clamp nut is along silk Thick stick moves up and down, and realizes clamp nut to the compression or release of interconnecting piece on the workpiece with arc.
Further, further include compact heap for pushing down the interconnecting piece, the compact heap is arranged on lead screw, and institute It states compact heap to be set between the clamp nut and interconnecting piece, the clamp nut is moved along lead screw towards the interconnecting piece, is made It obtains the compact heap and compresses interconnecting piece.
It further, further include being set to elastic pressuring plate on chuck, the elastic pressuring plate is for the interconnecting piece to be pressed on On chuck, the fixation to the workpiece with arc is realized.
Further, the elastic pressuring plate is set between adjacent compact heap, and the elastic pressuring plate includes the first spring Piece, elastic joint part and second spring piece, the elastic joint part are connect with first spring leaf and second spring piece respectively, First spring leaf and second spring piece push down the adjacent workpiece with arc in chuck respectively.
Further, the clamp nut outer wall is equipped with lines.
Further, magnet is inlaid in the station slot.
It further, further include the knife platform that work pieces process is used on lathe, the poke rod is fixed on the knife platform.
The utility model has the beneficial effects that
A kind of pressing device of workpiece with arc of the utility model, stirs clamp nut by poke rod, so that pressure Clamp nut is turned to the bottom of screw rod, and then the interconnecting piece of the workpiece of holddown belt arc around lead screw rotation by tight nut, so that Entire arc-shaped workpiece is pressed abd fixed on chuck.
Pressing device in the utility model, when processing multiple workpiece, multiple workpiece are compressed simultaneously by chuck, then By the knife platform among chuck, to multiple workpiece simultaneous processings, can be greatly improved work efficiency in rotation.
In the utility model, go to tighten clamp nut and compact heap without manpower, but by rotation turntable, it drives and compresses The rotation of block etc., and then clamp nut is tightened on compact heap, realize locking and clamping of the compact heap to workpiece to be processed.
The clamp method of the utility model, it is time saving and energy saving, it is ingenious by poke rod, the manpower in clamping is eliminated, is passed through The electric rotaries turntable such as motor, i.e., compressible locking workpiece to be processed, processing method is simple, and work efficiency is high.
The utility model is described in further details below with reference to accompanying drawings and embodiments.
Detailed description of the invention
Fig. 1 is a kind of scheme of installation of the pressing device of workpiece with arc provided by the utility model;
Fig. 2 is that the utility model provides the structural schematic diagram of the workpiece with arc;
Fig. 3 is the structural schematic diagram of knife platform provided by the utility model;
Fig. 4 is the structural schematic diagram of compression bar provided by the utility model;
In figure: 1, chuck;2, station slot;3, with the workpiece of arc;4, holding tank;5, interconnecting piece;6, lead screw;7, spiral shell is compressed It is female;8, poke rod;9, compact heap;10, elastic pressuring plate;101, the first spring leaf;102, elastic joint part;103, second spring Piece;11, stir head;12, buffer spring;13, fixed block;14, knife platform.
Specific embodiment
Reach the technical means and efficacy that predetermined purpose is taken for the utility model is further described, below in conjunction with attached drawing And embodiment, to specific embodiment of the present utility model, structure feature and its effect, detailed description are as follows.
Referring to shown in attached drawing 1-4, the pressing device of workpiece of one of the utility model with arc, including chuck 1, The main shaft (not shown) for driving chuck 1 to rotate is connected on middle chuck 1, chuck 1 is ring structure, and being convenient for will be with arc The workpiece 3 of shape is placed in chuck 1;In the present embodiment, several station slots 2, Mei Gegong are equipped in 1 inner wall of chuck of ring structure A workpiece 3 with arc is placed in the slot 2 of position, is convenient for the multiple identical workpiece of simultaneous processing.
In the prior art, the workpiece 3 with arc, in contrast, arc are all set to outside, therefore external arc is set In in the holding tank 4 in station slot 2, i.e., arch section is caught in holding tank 4, is easily installed.It, will when arc is set to inside Inside is caught in holding tank 4.
In actual use, the workpiece with arc, side is caught in holding tank 4, and the other side is pressed by interconnecting piece 5 in chuck On 1.Wherein, interconnecting piece 5 is placed directly on the upper surface of chuck 1, is contacted with its upper surface, and then passes through the realization pair of interconnecting piece 5 Compression with arc-shaped workpiece 3.
In the present embodiment, several lead screws 6 are equipped in ring structure, each lead screw 6 is equipped with and the matched compression of lead screw 6 Nut 7 rotates clamp nut 7 along lead screw 6, so that clamp nut 7 moves up and down on lead screw 6, realizes to interconnecting piece 5 Compression or release.
It further include the poke rod 8 for being set to 1 periphery of chuck in the present embodiment, when the shaft rotates, chuck 1 rotates, and drives It revolves along screw rod 6 along main shaft, at this point, stirring clamp nut 7 by poke rod 8, pressure is realized in the rotation of 7 wire winding rod 6 of clamp nut The compression of tight workpiece 3 of 7 pairs of the nut with arc.
When the shaft rotates, multiple clamp nuts 7 can revolve along main shaft, and then each clamp nut 7 can touch The poke rod 8 of 1 attachment of chuck is set, realizes the stirring to each clamp nut 7 of poke rod 8, then realizes to each compression The rotation of nut 7 is realized and is compressed.
In the present embodiment, poke rod 8 can not have to fix, and before the rotation of chuck 1, hold poke rod 8, make it towards chuck 1 peripheric movement is rotated further by chuck 1 when poke rod 8 and the outer wall of the clamp nut 7 on chuck 1 mutually push up, and realizes to compressing spiral shell Mother's 7 stirs.
Device in the present embodiment, compared to other devices, firstly, increasing poke rod 8, main axis is primary, primary energy Realize that along the rotation of lead screw 6, interconnecting piece 5 is pressed between clamp nut 7 and the upper surface of chuck 1 for multiple clamp nuts 7, into And realize the compression to the workpiece 3 with arc;Secondly, equipment is simple in the present embodiment, without excessive device, can complete pair The rotation of multiple clamp nuts 7 makes its workpiece pressing, saves man power and material;Finally, in the present embodiment, it is ingenious to utilize arc Multiple identical station slots 2, Mei Gegong are arranged in ring structure inner wall in conjunction with the ring structure of chuck 1 in the arcuate structure of workpiece An arc-shaped workpiece is placed in the slot 2 of position, while the outer wall of arc-shaped workpiece matches with holding tank 4, when processing or placing, one It is processed while a chuck 1 is able to achieve to multiple arcs workpiece while compressing and placing simultaneously.
In the present embodiment, when by being rotated using chuck 1, multiple lead screws 6 also be can rotate, and the clamp nut 7 on lead screw 6 Also the revolution along main shaft can only be realized, the principle compressed is realized in the bottom that clamp nut 7 can not be turned to lead screw 6, passes through increasing Lever 8 is dialed, using the toggle action of poke rod 8, so that clamp nut 7 can be rotated along screw rod 6, and then by clamp nut 7 turn to the bottom end of screw rod 6, realize compaction process.
In the present embodiment, compared with the prior art needs artificial repeatedly rotation, to the compression efficiency of workpiece in the present embodiment Height, when rotation one is enclosed, the poke rod 8 for being set to 2 center of chuck, which realizes, stirs each clamp nut, it is ensured that every A clamp nut 7 can be contacted with poke rod 8, guarantee to compress.
It further include the compact heap for pushing down interconnecting piece 5 on the workpiece with arc in the present embodiment referring to shown in attached drawing 1 9, the compact heap 9 is arranged on lead screw 6, and the compact heap 9 is set between the clamp nut 7 and interconnecting piece 5, the pressure Tight nut 7 is moved along lead screw 6 towards the interconnecting piece 5, so that the compact heap compresses interconnecting piece.
Increase compact heap 9, pushed down interconnecting piece 5 by compact heap 9, is then compressed by clamp nut 7 and lock compact heap 9, realize the compression to interconnecting piece 5.In order to avoid the torsion generated when clamp nut 7 rotates, it can twist and be placed in station slot 2 The home position of the interior workpiece 3 with arc, disengages it from station slot 2, and can not accurate machining, cause accidentally to grasp;Therefore this implementation In example, compact heap 9 is increased, compact heap 9 can offset this torsion, improve processing when clamp nut 7 is rotated along screw rod 6 Accuracy.
It further include the elastic pressuring plate 10 being set on chuck 1, elastic pressuring plate 10 is for pressing interconnecting piece 5 in the present embodiment In on chuck 1, the fixation to the workpiece 3 with arc is realized.I.e. before clamp nut 7 is realized and compressed, it can be pressed by elasticity Piece 10 realizes preliminary compression.At this point, increase the effect of elastic pressuring plate 10, and it is similar to the effect of compact heap 9, work as main axis When, on the one hand ensure that the workpiece 3 with arc in main axis, will not be subjected to displacement with the power of rotation, realize that position is stablized, It avoids misplacing;On the other hand, the workpiece 3 with arc is pushed down in advance, it is and other so that the workpiece 3 with arc will not be moved actively Component etc. is had an effect.
In the present embodiment, elastic pressuring plate 10 is prepared using elastic metallic, and chuck 1 is prepared using metal, by bullet Property standby elastic pressuring plate one end of made of metal is fixedly welded on chuck 1, and remainder can move upwards along chuck 1, by interconnecting piece 5 It pushes down.Elastic pressuring plate 10 i.e. on chuck 1, only one end are fixed on chuck 1, and loose remainder can be by breaking It moves, realizes the function far from or close to chuck 1, i.e., by separate and close between chuck 1, realization is to interconnecting piece 5 It pushes down.
In the present embodiment, elastic pressuring plate 10 can also be fixed by screws on chuck 1, and screw is also only in end at this time Elastic pressuring plate 10 is fixed, and the other end is movable part, conveniently pushes down interconnecting piece 5.
In the present embodiment, the distance between elastic pressuring plate 10 and station slot 2 are less than workpiece 1-2 millimeters, the workpiece 3 with arc The elasticity of elastic pressuring plate 10 is leaned on to push down workpiece after filling in station slot 2.When distance is less than 1-2 millimeters, on the workpiece 3 with arc Interconnecting piece 5 can guarantee the stability of workpiece convenient for being pushed down by elastic pressuring plate 10.
In the present embodiment, the effect of elastic pressuring plate 10 is: the workpiece 3 with arc simply locks workpiece in initial installation Tightly, prevent workpiece before nut check because gravity and tooling rotation fall off.In specifically used, by the connection of the workpiece 3 with arc Portion 5 is pre-placed in the upper surface of chuck 1, then moves elastic pressuring plate 10, is allowed to movable side and is pushed down interconnecting piece 5.
In the present embodiment, since elastic pressuring plate 10 is prepared by elastic material, have certain elastic force and restoring force, Therefore it can push down workpiece by elasticity, prevent from falling off.
Referring to shown in attached drawing 1, it is preferable that in the present embodiment, elastic pressuring plate 10 is set between adjacent compact heap 9, one Aspect has distance between adjacent compact heap 9, can make full use of space, the effect saved space, on the other hand, this When can be convenient and pushed down while realizing multiple workpiece 3 with arc by elastic pressuring plate 10.
Referring to shown in attached drawing 1, in the present embodiment, elastic pressuring plate 10 includes the first spring leaf 101,102 and of elastic joint part Second spring piece 103, the elastic joint part 102 are connect with the first spring leaf 101 and second spring piece 103 respectively, in use, First spring leaf 101 and second spring piece 103 are pushed down into the adjacent workpiece 3 with arc in chuck respectively.I.e. in use, one Elastic pressuring plate 10 can push down 2 connected workpiece 3 with arc simultaneously.Material can be saved, meanwhile, cleverly design, when When the same compact heap 9 compresses a workpiece 3 with arc, the both ends of the interconnecting piece 5 of the workpiece 3 with arc are by different elasticity Tabletting 10 is pushed down, and effect is good.
In order to save material, it is easy to use, between the first spring leaf 101, elastic joint part 102 and second spring piece 103 Form groove profile, i.e. the width of elastic joint part 102 less than the width of the first spring leaf 101 and the width of second spring piece 103, It forms the structure for being similar to opening.
In the present embodiment, increased elastic pressuring plate 10 facilitates workpiece early period simply to lock in initial installation to workpiece, prevents Only workpiece is before nut check because gravity and tooling rotation fall off.
In the present embodiment, there is the lines for increasing friction in the outer wall increase of clamp nut 7.Specifically, lines can be with For lines of annular knurl, cutting and other forms, such as wave etc..When there is lines, due to avoiding stirring with frictional force Bar 8 and then facilitates stirring for poke rod 8 in the skidding of 7 outer surface of clamp nut.The depth of lines substantially 2-4mm;Width is big It causes to be 3-5mm.Using such parameter, on the one hand, poke rod 8 is not easily accessible in lines, and poke rod 8 is caused to roll out.And in silk When bar 6 rotates, poke rod 8 has friction between the outer wall of clamp nut 7 always, if poke rod 8 is in lines, is easy to beat It is sliding, it rolls out;And if the width and depth of lines are too small, frictional force is again inadequate, it is difficult to realize the effect of friction.
In the present embodiment, poke rod 8 includes stir head 11, buffer spring 12 and fixed block 13, and buffer spring 12 is arranged In fixed block 13 in the cylinder of cavity, to be then fixed on to the side of cylinder, stir head 11 is movably connected in the cylinder other side, delays It rushes spring 12 to connect with fixed block 13 and stir head 11 respectively, when 11 stress of stir head is stirred, buffer spring 12 can will be dialled The power for the clamp nut 7 that dynamic head 11 is subject to is buffered, and is avoided stir head 11 and is directly stirred clamp nut 7, easy stress is led Cause worker holds the handshaking of poke rod 8, and then poke rod 8 is caused to be skidded off, and causes safety accident.
In the present embodiment, buffer spring 12 is set in poke rod 8, there is Telescopic, be able to maintain frictional force and again will not The dead clamp nut 7 of shelves, guarantees that clamp nut 7 rotates.
In the present embodiment, stir head 11 is one large one small structure, and big one is stuck in cylinder, small under normality One outside cylinder, and after poke rod 8 stirs clamp nut 7, a small head point stress may be pushed in cylinder.
In the present embodiment, magnet (not shown) is also inlaid in station slot 2.When there is magnetic bead, bullet can be saved Property tabletting 10 workpiece 3 with arc is sucked by magnetic bead, prevent before locking the workpiece 3 with arc from falling off on chuck 1.Together When, magnetic bead can be sucked the workpiece 3 with arc, make workpiece motionless, effects preset is than elastic pressuring plate 10 relative to elastic pressuring plate 10 It is good.In actual use, magnetic bead can be bumped into station slot 2 in advance.
Referring to shown in attached drawing 4, in actual use, adapted knife platform 14 is generally required, realizes the processing to the workpiece of compression, this In embodiment, knife platform 14 is set to 1 middle position of chuck of ring structure, then poke rod 8 is fixed on knife platform 14.
When actual processing, a part of knife platform 14 as lathe is similarly installed on lathe, while in lathe with chuck 1 Control under, realize knife platform 14 feed and withdrawing.Meanwhile poke rod 8 being fixed on knife platform 14, it is therefore an objective to can control automatically System compresses depth and compresses degree.In the prior art, knife platform 14 is set to the periphery of chuck 1, and controlled lathe is inherently Ability, horizontal and vertical forward or backward may be implemented in knife platform 14 after setting.When knife 14 feed of platform, it is clipped in stirring on knife platform 14 Bar 8 moves therewith, then withstands clamp nut 7, poke rod 8 due to there is a buffer spring 12, therefore poke rod 8 and clamp nut 7 it Between power be moved to 12 spring of buffer spring, guarantee the frictional force between poke rod 8 and clamp nut 7, avoid 8 stress of poke rod Too big skidding or disengaging knife platform 14, and then with the rotation of chuck 7, the frictional force between poke rod 8 and clamp nut 7 is stirred Each clamp nut 7 rotates its wire winding rod 6, realizes and compresses.
Referring to shown in attached drawing 3, knife platform 14 includes pedestal, and the pedestal of knife platform 14 is equipped with several nuts, and above-mentioned is dialled Hand-held part is arranged in lever 8, and hand-held part is fixed in the tool-holder tankage of knife platform 14 by nut.When knife platform 14 starts, knife platform 14 move towards chuck 1, so that poke rod 8 is close to clamp nut 7, and then when the realization rotation of chuck 1, poke rod 8 can be stirred The function of clamp nut 7.Attached drawing 3 is only a part of schematic diagram of knife platform 14, should also have the structures such as cutter on knife platform 14, simultaneously The bottom of knife platform 14 should be provided with track, and along track, realization knife platform 14 is close or far from chuck 1, and then facilitates knife platform Poke rod 8 on 14 is to clamp nut 7 close to or far from facilitating it to stir clamp nut 7.
The compressing method of workpiece of one of the utility model with arc, comprising the following steps:
1) placement of the workpiece 3 with arc: the workpiece 3 with arc is placed on the station slot 2 of 1 inner wall of chuck, and band The arc of the workpiece 3 of arc is matched with the holding tank 4 in station slot 2, and the interconnecting piece 5 of the workpiece 3 with arc is set to chuck 1 On;By interconnecting piece 5, the workpiece 3 with arc is preset on chuck 1, is prepared for the compression in later period.
2) to the fixation of the workpiece 3 with arc, the above-mentioned fixing step to the workpiece 3 with arc specifically:
By the elastic pressuring plate 10 being set on chuck 1, the interconnecting piece 5 of the workpiece 3 with arc is fixed on described On chuck 1.
3) installation of clamp nut 7: on the lead screw 6 on chuck 1, it is arranged clamp nut 7;Clamp nut 7 is set in On lead screw 6, prepare for the workpiece 3 of 7 holddown belt arc of clamp nut;
4) compression of the workpiece 3 with arc: the main shaft of rotating chuck 1 drives the lead screw on chuck 1 so that chuck 1 rotates 6 rotations, in rotation process, poke rod 8 stirs each clamp nut 7, so that 7 rotation of clamp nut, 7 court of clamp nut when rotation The interconnecting piece 5 with arc-shaped workpiece 3 on chuck 1 moves, and realizes the compression to interconnecting piece 5.
The compression of the above-mentioned workpiece 3 with arc is specially;
Poke rod 8 is fixed on knife platform 14, being fixed on the poke rod 8 on knife platform 14 at a distance from clamp nut 7 is L1, Start knife platform 14, so that the poke rod 8 on knife platform 14 is moved towards clamp nut 7, move distance L2, as L2 > L1, rotation The main shaft of chuck drives the lead screw 6 on chuck 1 to rotate, in rotation process, poke rod 8 stirs each pressure so that chuck 1 rotates Tight nut 7, so that 7 rotation of clamp nut, moves towards the interconnecting piece 5 of the workpiece 3 with arc on chuck 1, realize to connection The compression in portion 5.
In the present embodiment, due to L2 > L1, it is therefore an objective to ensure that clamp nut 7 when turntable 1 rotates, can be touched and be stirred Function is stirred in bar 8, realization.
In above-mentioned steps, it is preferable that when poke rod 8 and clamp nut 7 closely, and poke rod 8 pushes down some and compresses spiral shell When the 2-3mm of mother 7, rotating chuck 1 can stir 7 rotation of clamp nut using the frictional force of poke rod 8 and clamp nut 7. 2-3mm is compressed, can guarantee there are enough contact surfaces between poke rod 8 and clamp nut 7 at this time, improves wave efficiency.
In the present embodiment, compact heap 9 can also be worn on lead screw 6, passes through compact heap 9 before placing clamp nut 7 Realize the compression to interconnecting piece 5.Specifically, compact heap 9 is placed on interconnecting piece 5, in rotation, since compact heap 9 needs to fix, therefore By rotating clamp nut 6, compact heap 9 is pressed on to the upper surface of chuck 1, and then realize it to interconnecting piece 5 on chuck 1 It compresses.
Comparative example
In the present embodiment, needing processing length is 80 millimeters, and the workpiece that radian is 90 millimeters is added using the prior art one The workpiece that work order position is 7 needs for the workpiece 3 with arc to be put into station slot 2, then needs successively manual with clamp nut 7 Installation locking, loosening pressed nut 7 takes out workpiece by hand after processing is completed and successively, processes one group 7 the used time 240 seconds.
Embodiment
In the present embodiment, needing processing length is 80 millimeters, the workpiece that radian is 90 millimeters;
Using the compressing method of the utility model, concrete operations are as follows:
1) placement of the workpiece 3 with arc: the workpiece 3 with arc is put into one by one on the station slot 2 of 1 inner wall of chuck;
2) spring pressuring plate pushes down the interconnecting piece 5 of the workpiece 3 with arc;It, tentatively will even by the elastic pressuring plate 10 on chuck 2 Socket part 5 is pushed down.It is, of course, also possible to the workpiece 3 with arc is sucked, generally processing at this time is magnetic metal work by magnetic bead Part.
3) on the lead screw 7 on chuck 1, it is arranged clamp nut 7;
4) lathe spindle is started, its rotation is made to drive clamping device rotation, is i.e. chuck 1 rotates;Opening knife platform 14 turns to Poke rod 8 on knife platform turns near clamp nut 7, and poke rod 8 pushes down the length of the contact surface of clamp nut 7 and the two at this time Degree is 2-3 millimeters;In 1 rotary course of chuck, poke rod 8 stirs clamp nut 7, after rotation 2-3 weeks clamp nut 7 substantially with pressure Tight block 9 contacts, and realizes and compresses;Exit the poke rod 8 on knife platform, completion of processing.
When needing to take out the workpiece 3 with arc, the main shaft on chuck 1 is inverted, and poke rod 8 is pressed into clamp nut 7, indentation Depth is 2-3 millimeters and stirs clamp nut 7, and then clamp nut 7 unclamps;Take out workpiece.
In the present embodiment, it can also be set in controlled lathe into program, except workpiece is pressed into and takes out outer all operationss process Automation.As long as processing one group of 7 product 70 seconds.And eliminate the step for being manually easiest to fatigue.The product of processing and at present Method quality requirement it is consistent.
In the present embodiment, clamp nut is generally 7, can be determined according to the size and radian of workpiece, and adjustment compresses spiral shell Female quantity, for example 10 or 5 are adjusted to, principle is identical.
Tabletting elastic pressuring plate 10 in the present embodiment is prepared using flexible material, for example prepares the material of saw blade Material.
The utility model is improved by simple structure and step is improved, and is substantially increased to workpiece several on chuck 1 Compression save manpower without excessive step, although being also required to stir by poke rod 8, when poke rod 8 be arranged When on knife platform 14, automatic operation can be realized.And after poke rod 8 is added, entire compaction process is safe and efficient.If adopted It tightens by hand, not only low efficiency, but also be easy to cause accident.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard To belong to the protection scope of the utility model.

Claims (7)

1. a kind of pressing device of the workpiece with arc, which is characterized in that including chuck (1), the chuck (1), which is connected with, to be used for The main shaft of chuck (1) rotation is driven, the chuck (1) is ring structure, and chuck (1) inner wall of the ring structure is equipped with several Station slot (2), is equipped in the station slot (2) and the matched holding tank of arc (4) on the workpiece (3) with arc;
The workpiece (3) with arc is equipped with interconnecting piece (5), and the interconnecting piece (5) contacts with the upper surface of the chuck (1);
The ring structure is equipped with several lead screws (6), is threaded with clamp nut (7) on each lead screw (6);
It further include the poke rod (8) for being set to the chuck (1) periphery, the mobile poke rod (8) presses the poke rod (8) Pressing is scheduled on the outer surface of the clamp nut (7), rotates the main shaft, and the poke rod (8) stirs the clamp nut (7), the clamp nut (7) moves up and down along lead screw (6), realizes clamp nut (7) to interconnecting piece on the workpiece (3) with arc (5) compression or release.
2. a kind of pressing device of workpiece with arc according to claim 1, which is characterized in that further include for pushing down The compact heap (9) of the interconnecting piece (5), the compact heap (9) are arranged on lead screw (6), and the compact heap (9) is set on described Between clamp nut (7) and interconnecting piece (5), the clamp nut (7) is moved along lead screw (6) towards the interconnecting piece (5), so that The compact heap (9) compresses interconnecting piece (5).
3. a kind of pressing device of workpiece with arc according to claim 2, which is characterized in that further include being set to chuck (1) elastic pressuring plate (10) on, the elastic pressuring plate (10) are realized for the interconnecting piece (5) to be pressed on chuck (1) to band The fixation of the workpiece (3) of arc.
4. a kind of pressing device of workpiece with arc according to claim 3, which is characterized in that the elastic pressuring plate (10) it is set between adjacent compact heap (9), the elastic pressuring plate (10) includes the first spring leaf (101), elastic joint part (102) and second spring piece (103), the elastic joint part (102) respectively with first spring leaf (101) and second spring Piece (103) connection, first spring leaf (101) and second spring piece (103) push down band arc adjacent in chuck (1) respectively Workpiece (3).
5. a kind of pressing device of workpiece with arc according to claim 1, which is characterized in that the clamp nut (7) outer wall is equipped with lines.
6. a kind of pressing device of workpiece with arc according to claim 1, which is characterized in that the station slot (2) Inside it is inlaid with magnet.
7. a kind of pressing device of workpiece with arc according to claim 3, which is characterized in that further include being used on lathe In the knife platform of work pieces process, the poke rod (8) is fixed on knife platform;
Knife platform set on chuck (1) middle position of ring structure, the poke rod (8) are fixed on the knife platform.
CN201821366564.7U 2018-08-23 2018-08-23 A kind of pressing device of the workpiece with arc Active CN209035998U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109014994A (en) * 2018-08-23 2018-12-18 西安合力汽车配件有限公司 A kind of pressing device and its compressing method of the workpiece with arc
CN114576599A (en) * 2022-03-22 2022-06-03 台州市万力灯饰制造股份有限公司 Iron stand round and round copper wire wound lamp and manufacturing method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109014994A (en) * 2018-08-23 2018-12-18 西安合力汽车配件有限公司 A kind of pressing device and its compressing method of the workpiece with arc
CN109014994B (en) * 2018-08-23 2023-10-13 西安合力汽车配件有限公司 Pressing device with arc-shaped workpiece
CN114576599A (en) * 2022-03-22 2022-06-03 台州市万力灯饰制造股份有限公司 Iron stand round and round copper wire wound lamp and manufacturing method thereof
CN114576599B (en) * 2022-03-22 2024-03-15 台州市万力灯饰制造股份有限公司 Iron frame ball winding copper wire lamp and manufacturing method thereof

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