CN207289283U - A kind of flexible welding positioning clamping device - Google Patents

A kind of flexible welding positioning clamping device Download PDF

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Publication number
CN207289283U
CN207289283U CN201721045093.5U CN201721045093U CN207289283U CN 207289283 U CN207289283 U CN 207289283U CN 201721045093 U CN201721045093 U CN 201721045093U CN 207289283 U CN207289283 U CN 207289283U
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CN
China
Prior art keywords
sliding
positioning
pieces
ram
clamping device
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Withdrawn - After Issue
Application number
CN201721045093.5U
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Chinese (zh)
Inventor
刘振忠
张伯荣
王巨涛
卢燕超
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Tianjin University of Technology
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Tianjin University of Technology
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Priority to CN201721045093.5U priority Critical patent/CN207289283U/en
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Publication of CN207289283U publication Critical patent/CN207289283U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

Include bottom plate, the first sliding equipment being fixed on bottom plate the utility model discloses a kind of flexible welding positioning clamping device, two pieces of rams, four the second sliding equipments and four clamp systems are set perpendicular to the first sliding equipment glide direction;Ram is back and forth realized by the sliding block being arranged on the first sliding equipment and reciprocatingly slided on the first sliding equipment, four the second sliding equipment each twos are forward fixed on ram, four clamp systems are arranged on four the second sliding equipments and are moved back and forth by sliding block respectively, and spacing is arbitrarily enlarged and reduces the size to adapt to box body to be welded and realizes that positioning steps up in proportion between making four clamp systems;The flexible welding positioning clamping device is simple in structure, compact, practical, suitable for the welding of the side junction of the aluminium alloy box body of more specifications, and the structure of stepping up of the device ensures that box body is not in solder joint shift phenomenon in welding, is consistent welding quality, welding efficiency greatly improves.

Description

A kind of flexible welding positioning clamping device
Technical field
Machine-building, automatic welding technique field are the utility model is related to, more particularly to a kind of flexible welding locating clip Tight device.
Background technology
In recent years, it is growing to the demand of space flight type component with the fast development of China's aeronautical and space technology. Wide in variety, the welding precision requirement height of aeronautical product, it is the characteristics of it is maximum to produce small in batches.Present factory process small lot, The weldment of multiple types is all the welding carried out by artificial clamping and positioning.Not only efficiency is low for the product so processed, and precision is low Also it is difficult to ensure that.Special fixture quantity is various, narrow application range, lacks Computer Aided Fixture assembling system and fixture production stream Thread management system.The automation of fixture, flexibility degree are low.The above shortcoming all limits the development of fixture and the life of factory Produce efficiency.Under the premise of such, the flexible strategy of fixture is applied and given birth to.
Carrying protective of the aluminium alloy box body as aviation electronics component, size are various;Specifically, its material thickness Just have that 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.5mm, 2mm etc. are a variety of, and the length of this aluminium alloy box body, per class Specification is more up to more than ten kinds, causes not can adapt to the changeable welding fixture of this specification, causes processing welding more tired It is difficult.It is therefore desirable to be directed to the welding fixture mechanism of this aluminium alloy box body welding that can adaptively meet various specifications.
Utility model content
The purpose of this utility model is to provide a kind of multiple types small lot that solves and produces problem, meets in certain size section Interior box body welding can adaptively complete the flexible welding positioning clamping device of processing.
For this reason, technical solutions of the utility model are as follows:
A kind of flexible welding positioning clamping device, including bottom plate, be fixed on bottom plate the first sliding equipment, perpendicular to One sliding equipment glide direction sets two pieces of rams, four the second sliding equipments and four clamp systems;Wherein, two pieces of rams lead to Cross sliding block to be arranged on the first sliding equipment, two unidirectional servomotors be provided with the bottom plate positioned at two pieces of ram both sides, Two pieces of rams are connected by leading screw with the unidirectional servomotor positioned at adjacent side respectively, to adjust respectively on two pieces of block rams Spacing distance between clamp system;Two the second sliding equipments are forward provided with along ram long side direction on every piece of ram, and A bilateral servo motor is additionally provided between two the second sliding equipments;It is each by sliding block on each second sliding equipment A clamp system is provided with, and the support base of two clamp systems on same ram passes through leading screw and ram respectively On the connection of bilateral servo motor, to adjust the spacing distance between two clamp systems on the same ram;Every Clamp system includes positioning base, clamping head, handspike bearing and the electric pushrod being arranged in support base;Positioning base includes Two pieces are vertically arranged in the positioning side plate in support base, and two pieces of positioning along the two of support base vertex right-angle sides respectively Leave spacing in the adjoining side of side plate;Clamping head is arranged on the space inner that two blocks of positioning side plates surround, its front end surface is Plane, the spacing of both sides side wall to adjacent side positioning side plate are identical;Electric pushrod is horizontally set on support base by handspike bearing Upper and push rod end is fixed on the rear end of clamping head, clamping head is adjusted its both sides side wall by electric pushrod retracted position and distinguishes Crack distance to two blocks of positioning side plates;Four clamp systems by four electric pushrods thereon radially in a manner of It is separately positioned on each second sliding equipment.
Further, the first sliding equipment includes two single axis slides for being symmetrical arranged and being fixed on bottom plate both sides; Two single axis sliding blocks are each provided with every single axis slide, make ram both ends respectively by with positioned at two single axis slides The single axis sliding block of homonymy is fixed, and is moved back and forth under the driving of servomotor on single axis slide.
Further, the second sliding equipment includes bar shaped sliding slot and is separately positioned on bar shaped sliding slot front-end and back-end opening Two postive stop baffles;Stretched into the leading screw that bilateral servo motor is connected from postive stop baffle in bar shaped sliding slot;Each bar shaped sliding slot On be each provided with a Double-axis slide block, and be downwardly extending a guide plate from Double-axis slide block top board undersurface centerline, The lower face of guide plate is fixed on the leading screw side wall in bar shaped sliding slot, makes Double-axis slide block under the driving of servomotor Move back and forth on the chute.
Further, a through hole for being used to connect displacement device is offered at bottom plate center.
Further, the spacing distance between two pieces of adjoining one end of positioning side plate is 8~10mm.
It is preferred that the outer corner cut of two pieces of adjoining one end of positioning side plate is cut into an inclined-plane vertically.
The flexible welding positioning clamping device is simple in structure, compact, practical, suitable for the side of the aluminium alloy box body of more specifications The welding of side junction, and the structure of stepping up of the device ensures that box body is not in solder joint shift phenomenon in welding, makes welding Quality is consistent, and welding efficiency greatly improves.
Brief description of the drawings
Fig. 1 is the structure diagram of the flexible welding positioning clamping device of the utility model;
Fig. 2 is the structure diagram of the clamp system of the flexible welding positioning clamping device of the utility model;
Fig. 3 is that the structure that the flexible welding positioning clamping device of the utility model is clamped box body under positioning states is shown It is intended to;
Fig. 4 is that the flexible welding positioning clamping device of the utility model is welded in clamping and positioning box body and using manipulator Connect structure diagram during operation;
Fig. 5 is that the structure of the second sliding equipment of the clamp system of the flexible welding positioning clamping device of the utility model is shown It is intended to.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described further the utility model, but following embodiments are right absolutely not The utility model has any restrictions.
The flexible welding positioning clamping device includes being arranged on the first sliding equipment in one piece of circular bottom plate 1, two pieces of cunnings 5, four the second sliding equipments and four clamp systems 8 are rested the head on, to realize the positioning function to different size box bodys in welding.
As shown in Figure 1, the first sliding equipment includes two lists for being symmetrical arranged and 1 both sides of bottom plate being fixed on by screw 3 Axle center slide 2, specifically, the length of every single axis slide 2 is 500mm, and the spacing between two single axis slides 2 is 502mm;Two single axis sliding blocks to cooperate with single axis slide are each provided with every single axis slide 2;Ram 5 is Length × width x thickness is the rectangular slab of 562 × 100 × 30mm, its both ends is same with being located at two single axis slides by screw 3 respectively Each single axis sliding block connection of side is fixed;In order to drive two pieces of rams 5 to reciprocatingly slide on single axis slide and quantify tune Distance that two pieces of rams 5 of section slide is each provided with one so that the two keeps predetermined spacing in 1 both sides of bottom plate and close to edge A unidirectional servomotor 9, each unidirectional servomotor 9 is connected fixation by screw 10 with the ram 5 of neighbouring side respectively, with reality Now by the distance of stretch out and draw back of the output shaft to corresponding unidirectional servomotor 9 and the control and regulation ram 5 of telescopic direction in single axis Glide direction and sliding distance on slide.Wherein, screw is fixed on the long side of ram 5 perpendicular to the long side direction of ram 5 On wall.
Four the second sliding equipments are separately positioned on two pieces of rams 5, specifically, along ram long side on every piece of ram 5 Direction forward and is arranged at intervals with two the second sliding equipments, even if the sliding block being arranged on the second sliding equipment can be along ram 5 long side direction reciprocatingly slides;A bilateral servo motor 11, the bilateral servo are provided between two the second sliding equipments Motor 11 is fixed by screws in ram 5.
As shown in figure 5, before each second sliding equipment includes a bar shaped sliding slot 6 and is separately positioned on bar shaped sliding slot 6 Two postive stop baffles at end and open rearward end, specifically, bar shaped sliding slot 6 is fixed by screws on ram 5, bar shaped sliding slot Length is 200mm, its height is slightly less than the height of two postive stop baffles at both ends open, prevents from being arranged on bar shaped sliding slot Double-axis slide block 7 that is upper and cooperating with bar shaped sliding slot is disengaged from the groove in sliding process.The both sides output of bilateral servo motor 11 A screw is respectively connected with axis, and screw is opened in the through hole at postive stop baffle center certainly and stretches to inside bar shaped sliding slot;It is right Ying Di, has been downwardly extending a guide plate, the lower face of guide plate is processed as from 7 top board undersurface centerline of Double-axis slide block The groove being adapted with screw periphery, is fixed on guide plate and stretches on the screw side wall inside bar shaped sliding slot 6, by two-way Servomotor 11 drives Double-axis slide block 7 to be moved back and forth on bar shaped sliding slot 6.
Four clamp systems 8 are separately positioned on the Double-axis slide block 7 on four the second sliding equipments, specifically, As shown in Fig. 2, every clamp system 8 includes positioning base 12, clamping head 13, the handspike bearing 14 being arranged in support base 16 With electric pushrod 15;Wherein, support base 16 is connected by screw fixation with Double-axis slide block;Positioning base 12 is by being fixed on branch Support 16 vertex level board of base and two pieces are vertically arranged along the two of the vertex right-angle sides and are fixed on support base respectively Positioning side plate on 16 is formed, and the horizontal spacing of 10mm is left in the adjoining sides of two blocks of positioning side plates, for by the side of box body While expose;Meanwhile mechanical arm is in contact or collides with positioning side plate during to avoid welding, two pieces of adjoining one end of positioning side plate Outer corner cut be cut into an inclined-plane vertically;Clamping head 13 is arranged on the space inner that two blocks of positioning side plates are encircled a city, its front end End face is plane, the spacing of both sides side wall to adjacent side positioning side plate is identical;Electric pushrod 15 is horizontally disposed by handspike bearing 14 In support base 16 and push rod forward end is connected fixation with the rear end end face of clamping head 13, clamping head 13 is pushed away by electronic 15 retracted position of bar adjusts the both sides side wall of clamping head 13 respectively to the crack distance for positioning side plate of sides adjacent, with to be welded Four sides of box body carry out positioning clamping.
To be corresponding with the structure of box body, setting direction of four clamp systems 8 on Double-axis slide block is different, tool For body ground, four clamp systems 8 by four electric pushrods 15 thereon radially in a manner of be separately positioned on each twin shaft On heart sliding block, the positioning side plate of four positioning bases 12 on four clamp systems 8 is set to surround a square consistent with box body structure Shape.
The first sliding equipment and the specific size of the second sliding equipment provided according to this embodiment, the flexible welding are determined Position clamping device disclosure satisfy that size adjusts to be long × wide in the range of 200mm × 300mm~500mm × 600mm, and box body Positioning of the plurality of specifications box body of height dimension unlimited (meeting that the fixation of mechanism 8 can be clamped) in weld job clamps It is required that.
In addition, offer a through hole at 1 center of bottom plate of the flexible welding positioning clamping device, the through hole be used for Displacement device installation is outer, is additionally operable to two unidirectional 9, two bilateral servo motors 11 of servomotor and four electric pushrods 15 Circuit is connected by through hole with peripheral control unit, is accurately controlled, made with the turnning circle to servomotor and rotation direction Four clamp systems 8 are moved on the position being adapted with box body size to be welded.
The operation principle of the flexible welding positioning clamping device and operating process are as follows:
As shown in figure 3, before aluminium alloy box body is put into the clamping device, all sizes for being clamped box body will enter into control In device processed, controller can control the rotation direction and turnning circle of two unidirectional servomotors 9 and two bilateral servo motors 11, Make the two pieces of rams 5 and four folders being connected respectively by leading screw with two unidirectional servomotors 9 and two bilateral servo motors 11 At the position for four corner angle that tight mechanism 8 is moved to aluminium alloy box body to be welded.Since there is rebound on four sides of aluminium alloy box body Error, so Primary Location will leave enough gaps;
Aluminium alloy box body is placed on repacking to put, then Double-axis slide block 7 carries out secondary positioning clamping, by the side of rebound Fixed position;Last 15 body of rod of electric pushrod continues elongation and is clamped again inside aluminium box so that the four of aluminium alloy box body A corner is completely fixed, and realization is accurately positioned.
As shown in figure 4, during welding, whole clamping device is fixed on the rotation positioner being vertically arranged, by manipulator Automatic welding, has welded a rib, has rotated clockwise 90 °, continue weld Article 2 rib, after the completion of rotate to initial position another mistake Hour hands are rotated by 90 °, weld Article 3 rib, after the completion of be rotated by 90 ° counterclockwise again welding the last item rib.Aluminium reciprocal is carried out with this The welding of alloy box body, avoids corner from causing various circuits to influence to weld because of winding more than 180 °.After completion of processing, electricity is unclamped Dynamic push rod 15, Double-axis slide block 7, single axis sliding block 4, take out the aluminium alloy box body that welding is completed, and operating process terminates.
In conclusion the flexible welding positioning clamping device of the utility model can realize the aluminium alloy in the range of certain size Box body welds, and has captured the technological difficulties of Multi-varieties and Small-batch Production, has reduced manpower and materials, has improved machining accuracy and production Efficiency.

Claims (6)

1. a kind of flexible welding positioning clamping device, it is characterised in that including bottom plate (1), the first cunning being fixed on bottom plate (1) Motivation structure, perpendicular to the first sliding equipment glide direction set two pieces of rams (5), four the second sliding equipments and four clamping machines Structure (8);Wherein,
Two pieces of rams (5) are arranged on the first sliding equipment by sliding block, on the bottom plate (1) positioned at two pieces of ram (5) both sides Two unidirectional servomotors (9) are provided with, two pieces of rams (5) pass through leading screw and the unidirectional servomotor (9) positioned at adjacent side respectively Connection, to adjust the spacing distance between the clamp system (8) respectively on two pieces of block rams (5);
Two the second sliding equipments are forward provided with along ram long side direction on every piece of ram (5), and in two the second skate machines A bilateral servo motor (11) is additionally provided between structure;A folder is each provided with by sliding block on each second sliding equipment Tight mechanism (8), and the support base (16) of two clamp systems (8) on same ram is respectively by leading screw and ram Bilateral servo motor (11) connection, to adjust the spacer between two clamp systems (8) on the same ram (5) From;
Every clamp system (8) includes positioning base (12), clamping head (13), the handspike bearing being arranged in support base (16) (14) and electric pushrod (15);Positioning base (12) is erected along two right-angle sides of support base (16) vertex respectively including two pieces The straight positioning side plate being arranged in support base (16), and spacing is left in the adjoining side of two blocks of positioning side plates;Clamping head (13) space inner that two blocks of positioning side plates surround is arranged on, its front end surface is plane, both sides side wall to adjacent side positioning side plate Spacing it is identical;Electric pushrod (15) is horizontally set on by handspike bearing (14) in support base (16) and push rod end is fixed In the rear end of clamping head (13), clamping head (13) is set to adjust its both sides side wall respectively to two by electric pushrod (15) retracted position Crack distance between block positioning side plate;Four clamp systems (8) with four electric pushrods (15) thereon radially Mode is separately positioned on each second sliding equipment.
2. flexible welding positioning clamping device according to claim 1, it is characterised in that the first sliding equipment includes two symmetrically Set and be fixed on the single axis slide (2) of bottom plate (1) both sides;Two single axis are each provided with every single axis slide to slide Block (4), makes ram (5) both ends respectively by with being fixed positioned at the single axis sliding block of two single axis slide homonymies, unidirectionally watching Take and moved back and forth under the driving of motor (9) on single axis slide (2).
3. flexible welding positioning clamping device according to claim 1, it is characterised in that the second sliding equipment includes bar shaped sliding slot (6) two postive stop baffles of bar shaped sliding slot front-end and back-end opening are separately positioned on and;It is connected with bilateral servo motor (11) Leading screw stretched into from postive stop baffle in bar shaped sliding slot (6);A Double-axis slide block (7) is each provided with each bar shaped sliding slot (6), And a guide plate has been downwardly extending from Double-axis slide block (7) top board undersurface centerline, the lower face of guide plate is fixed on On the leading screw side wall in bar shaped sliding slot, Double-axis slide block (7) is set to be moved back and forth on the chute under the driving of servomotor.
4. flexible welding positioning clamping device according to claim 1, it is characterised in that offer a use at bottom plate (1) center In the through hole of connection displacement device.
5. flexible welding positioning clamping device according to claim 1, it is characterised in that two pieces of positioning side plate adjoining one end it Between spacing distance be 8~10mm.
6. flexible welding positioning clamping device according to claim 1, it is characterised in that two pieces position the adjoining one end of side plate Outer corner cut is cut into an inclined-plane vertically.
CN201721045093.5U 2017-08-21 2017-08-21 A kind of flexible welding positioning clamping device Withdrawn - After Issue CN207289283U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721045093.5U CN207289283U (en) 2017-08-21 2017-08-21 A kind of flexible welding positioning clamping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721045093.5U CN207289283U (en) 2017-08-21 2017-08-21 A kind of flexible welding positioning clamping device

Publications (1)

Publication Number Publication Date
CN207289283U true CN207289283U (en) 2018-05-01

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CN201721045093.5U Withdrawn - After Issue CN207289283U (en) 2017-08-21 2017-08-21 A kind of flexible welding positioning clamping device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107442990A (en) * 2017-08-21 2017-12-08 天津理工大学 A kind of flexible welding positioning clamping device
CN110076500A (en) * 2019-05-30 2019-08-02 南阳市一通防爆电气有限公司 Rectangular flange intelligent robot flexible welding work station
CN110270844A (en) * 2019-07-09 2019-09-24 苏州优力克流体控制科技有限公司 A kind of novel tubing head and casing head processing unit (plant)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107442990A (en) * 2017-08-21 2017-12-08 天津理工大学 A kind of flexible welding positioning clamping device
CN107442990B (en) * 2017-08-21 2023-09-15 天津理工大学 Flexible welding positioning and clamping device
CN110076500A (en) * 2019-05-30 2019-08-02 南阳市一通防爆电气有限公司 Rectangular flange intelligent robot flexible welding work station
CN110270844A (en) * 2019-07-09 2019-09-24 苏州优力克流体控制科技有限公司 A kind of novel tubing head and casing head processing unit (plant)

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