CN205200897U - Hydraulically operated fixture of welding robot workstation - Google Patents
Hydraulically operated fixture of welding robot workstation Download PDFInfo
- Publication number
- CN205200897U CN205200897U CN201520910639.3U CN201520910639U CN205200897U CN 205200897 U CN205200897 U CN 205200897U CN 201520910639 U CN201520910639 U CN 201520910639U CN 205200897 U CN205200897 U CN 205200897U
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- workbench
- alignment pin
- welding robot
- hydraulically operated
- power lever
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Abstract
The utility model discloses a hydraulically operated fixture of welding robot workstation, comprises a workbench, the altitude datum, the locating pin, location slider and positioning clamping device, at least three altitude datum fixed mounting is on the workstation, at least one locating pin can be followed the workstation and radially slided vertical positioning on the workstation, the radial slide orientation of workstation can be followed on the workstation to at least three location slider, can be equipped with first bearing by the pivoted on the slider of location, the axial of first bearing is radially extended along the workstation, at least three positioning clamping device is positioned on the workstation, positioning clamping device can be fixed with work piece locking, the utility model discloses simple structure can satisfy the clamping of multiple different work pieces, and the clamping is convenient fast, safe and reliable, can also realize the work piece rotatory with the upset, convenient to use adjusts laborsavingly.
Description
Technical field
The utility model relates to a kind of welding robot workstation, particularly a kind of hydraulically operated fixture of welding robot workstation.
Background technology
Along with the raising of industrial technology, robot is widely used in production practices.Not only can improve the Quality and yield of product, and to guaranteeing personal safety, improve work situation, reduce labor intensity, raise labour productivity, save material and consume and reduce production cost, have very important meaning.Wherein, welding robot is the robot be most widely used.
Welding robot workstation realizes the important component part that robot is efficient, high-quality is welded.In order to meet the welding requirements of different size part, this hydraulically operated fixture meets the clamping welding of 20 kinds of different workpieces by set of device.Integrated operation is reliably easy, and automaticity is high.
Utility model content
In order to overcome above-mentioned defect, the utility model provides a kind of hydraulically operated fixture of welding robot workstation, and the hydraulically operated fixture of this welding robot workstation can meet the clamping of multiple different workpieces, clamping rapid and convenient, safe and reliable, workpiece can be realized and rotate and upset.
The utility model in order to the technical scheme solving its technical problem and adopt is: a kind of hydraulically operated fixture of welding robot workstation, comprise workbench, altitude datum, alignment pin, positioning sliding block and positioning compression device, at least three altitude datums are fixedly installed on workbench, at least one alignment pin can radially slide along workbench and vertically be positioned on workbench, at least three positioning sliding blocks can radially slide along workbench and be positioned on workbench, what positioning sliding block can rotate is provided with clutch shaft bearing, axially extending along workbench radial direction of clutch shaft bearing, at least three positioning compression devices are positioned on workbench, workpiece stop can be fixed by positioning compression device.
As further improvement of the utility model, described alignment pin comprises first and second alignment pin, and first and second alignment pin lays respectively at two opposite sides on workbench, and described first alignment pin is pin, and the second alignment pin is battle pin.
As further improvement of the utility model, what described positioning sliding block can also rotate towards the one end at workbench center is provided with the second bearing, and the second bearing shaft is to extending longitudinally, and the second bearing periphery surface can contact inner hole of workpiece periphery.
As further improvement of the utility model, described positioning compression device comprises synchronous Fan Si mechanism times power lever conversion briquetting and fluid power system, at least three synchronous Fan Si mechanism times power lever conversion briquettings can radially slide along workbench and be positioned on workbench, synchronous Fan Si mechanism times power lever conversion briquetting is provided with longitudinal lug boss towards the one end at workbench center, the side at this longitudinal lug boss workbench center be dorsad provided with on the surface can with the pressure head of inner hole of workpiece circumference contact, the synchronous Fan Si mechanism of hydraulic drive system drives at least three times power lever conversion briquetting is synchronously along workbench radial motion.
As further improvement of the utility model, the pressure head of described synchronous Fan Si mechanism times power lever conversion briquetting comprises first, two pressure heads, first, two pressure heads can rotational positioning be changed on briquetting in synchronous Fan Si mechanism times power lever respectively, a synchronous Fan Si mechanism times power lever conversion briquetting is provided with the first locating hole, first, two pressure heads are equipped with and change the second locating hole corresponding to the first position of positioning hole on briquetting with synchronous Fan Si mechanism times power lever, also be provided with alignment pin, alignment pin be able to be inserted in first, in two locating holes, by first, change briquetting stop with a synchronous Fan Si mechanism times power lever for one in two pressure heads to connect.
As further improvement of the utility model, a described synchronous Fan Si mechanism times power lever conversion briquetting slides through the lead screw transmission with auto-lock function on the table.
As further improvement of the utility model, described fluid power system comprises hydraulic pump, reversal valve station, hydraulic motor, pipe-line system, speed changer and universal coupling, described hydraulic pump gives the solenoid directional control valve fuel feeding at each reversal valve station respectively by many pipe-line systems, each solenoid directional control valve is connected with each hydraulic motor, the leading screw that each hydraulic motor changes briquetting by speed changer by universal coupling and synchronous Fan Si mechanism times power lever connects, each bar pipe-line system is also in series with pressure regulator valve and control valve, described hydraulic motor is also provided with brake gear.
As further improvement of the utility model, described positioning compression device is at least three manual frocks, manual frock comprises base, cursor slide, fixedly pushes against bolt and stop nut, described base can be fixed positioned on workbench, cursor slide linearly can slide and be positioned on base, fixedly pushes against bolt movable screw and is connected on cursor slide, fixedly pushes against bolt end and can push against surface of the work, stop nut with fixedly push against bolt and be spirally connected, stop nut end face is tight against cursor slide surface.
As further improvement of the utility model, the structure that described alignment pin and positioning sliding block radially slide on the table is: what workbench can rotate is provided with some screw rods, each screw axial extends along workbench radial direction, alignment pin and positioning sliding block are spirally connected with each screw rod respectively, and screw rod end is also provided with handle.
As further improvement of the utility model, the screw rod that described and each alignment pin and positioning sliding block are spirally connected also is connected with anti-rotation fixture, and this anti-rotation fixture can stop connected screw rod to rotate.
The beneficial effects of the utility model are: the utility model is positioned workpiece height by rational height benchmark on the table, ensure that workpiece holding plane degree is high, the Primary Location of workpiece is realized by alignment pin, workpiece ease rotation and upset in frock is realized by the clutch shaft bearing on positioning sliding block and the second bearing, be convenient to adjustment workpiece and frock centering, the quick stop location of workpiece is realized by positioning compression device, the utility model structure is simple, the clamping of multiple different workpieces can be met, clamping rapid and convenient, safe and reliable, workpiece can also be realized rotate and upset, easy to use, regulate laborsaving.
Accompanying drawing explanation
Fig. 1 is stereogram of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is positioning sliding block structural principle stereogram of the present utility model;
Fig. 4 is manual tool structure principle front view;
Fig. 5 is manual tool structure principle top view
Fig. 6 is a kind of front view of workpiece;
Fig. 7 is that work piece hoisting is to the state diagram on the utility model;
Fig. 8 is workpiece state diagram through position centering on positioning sliding block of the present utility model;
Fig. 9 is the state diagram that the utility model adopts manual frock and positions workpiece.
Detailed description of the invention
Embodiment: a kind of hydraulically operated fixture of welding robot workstation, comprise workbench 1, altitude datum 2, alignment pin, positioning sliding block 3 and positioning compression device, at least three altitude datums 2 are fixedly installed on workbench 1, at least one alignment pin can radially slide along workbench 1 and vertically be positioned on workbench 1, at least three positioning sliding blocks 3 can radially slide along workbench 1 and be positioned on workbench 1, what positioning sliding block 3 can rotate is provided with clutch shaft bearing 4, axially extending along workbench 1 radial direction of clutch shaft bearing 4, at least three positioning compression devices are positioned on workbench 1, workpiece stop can be fixed by positioning compression device.
During use, workpiece is hung in the altitude datum 2 of this frock, and in the locating hole that alignment pin is just plugged on workpiece, realize Primary Location, now each workpiece downside surface is supported by the clutch shaft bearing 4 of positioning sliding block 3, now adjust the location of workpiece, clutch shaft bearing 4 and workpiece Structure deformation, easily by workpiece centre and frock central alignment, then adopt positioning compression device by workpiece stationary positioned, now can carry out machining to workpiece, this tool structure is simple, the quick stationary positioned of the large-scale workpiece with endoporus can be suitable for, easy to use.
Described alignment pin comprises first and second alignment pin 5,6, first and second alignment pin 5,6 lays respectively at two opposite sides on workbench 1, and described first alignment pin is pin, and the second alignment pin is battle pin, be respectively used to mate the locating hole on workpiece and positioning boss, realize the Primary Location of workpiece.
What described positioning sliding block 3 can also rotate towards the one end at workbench 1 center is provided with the second bearing 7, second bearing 7 axially extends longitudinally, second bearing 7 periphery surface can contact inner hole of workpiece periphery, realize the rolling friction of positioning sliding block 3 and inner hole of workpiece periphery, be convenient to workpiece rotary aligning, longitudinal mounting blocks is fixedly installed on positioning sliding block 3, second bearing 7 is arranged on longitudinal mounting blocks 19, longitudinal mounting blocks is provided with the first spring 17, first spring is connected with workbench 1, first spring tension keeps the second bearing 7 to be in vertical state all the time, avoid the power that is squeezed that upset occurs to lose efficacy.
Described positioning compression device comprises synchronous Fan Si mechanism times power lever conversion briquetting 8 and fluid power system, at least three synchronous Fan Si mechanism times power lever conversion briquettings 8 can radially slide along workbench 1 and be positioned on workbench 1, synchronous Fan Si mechanism times power lever conversion briquetting 8 is provided with longitudinal lug boss towards the one end at workbench 1 center, the side at this longitudinal lug boss workbench 1 center be dorsad provided with on the surface can with the pressure head of inner hole of workpiece circumference contact, the synchronous Fan Si mechanism of hydraulic drive system drives at least three times power lever conversion briquetting 8 is synchronous along workbench 1 radial motion, when workpiece is placed in frock, the pressure head of synchronous Fan Si mechanism times power lever conversion briquetting 8 is positioned at inner hole of workpiece, then each synchronous Fan Si mechanism of hydraulic drive system drives times power lever conversion briquetting 8 is synchronous along workbench 1 radial outward movement, the pressure head of synchronous Fan Si mechanism times power lever conversion briquetting 8 is tight against on inner hole of workpiece circumferential side wall, realize the swelling location of workpiece.
The pressure head of described synchronous Fan Si mechanism times power lever conversion briquetting 8 comprises first, two pressure heads 9, 10, first, two pressure heads 9, 10 can rotational positioning change on briquetting 8 in synchronous Fan Si mechanism times power lever respectively, and a synchronous Fan Si mechanism times power lever conversion briquetting 8 is provided with the first locating hole, first, two pressure heads 9, be equipped with on 10 and change the second locating hole corresponding to the first position of positioning hole on briquetting 8 with synchronous Fan Si mechanism times power lever, be also provided with alignment pin, alignment pin be able to be inserted in first, in two locating holes, by first, two pressure heads 9, change briquetting 8 stop with a synchronous Fan Si mechanism times power lever for one in 10 to connect, by first, two pressure heads 9, the replacement of 10 adapts to the Work-sheet pressing of different size, ensures to compress to stablize, and first, two pressure heads 9, be respectively equipped with the second spring 16, second spring on 10 to be connected with workbench 1, keep first by spring tension, two pressure heads 9, 10 are in vertical state all the time, avoid the power that is squeezed that upset occurs and lose efficacy.
A described synchronous Fan Si mechanism times power lever conversion briquetting 8 slides through leading screw 11 transmission with auto-lock function on workbench 1, and leading screw 11 design makes it: lead angle ψ:
if ψ≤ρ is `, leading screw realizes self-locking.L: helical pitch=6mm; υ s: the coefficient of friction of screw pair, gets 0.07 herein; [with reference to " mechanical design handbook 2 " table 15.2-8], α gets 30 °; Bring calculating into try to achieve: ψ=3.77, ρ `=4.14, because solid this of ψ≤ρ ` realizes self-locking.
Described fluid power system comprises hydraulic pump, reversal valve station, hydraulic motor, pipe-line system, speed changer and universal coupling, described hydraulic pump gives the solenoid directional control valve fuel feeding at each reversal valve station respectively by many pipe-line systems, each solenoid directional control valve is connected with each hydraulic motor, the leading screw that each hydraulic motor changes briquetting 8 by speed changer by universal coupling and synchronous Fan Si mechanism times power lever connects, each bar pipe-line system is also in series with pressure regulator valve and control valve, described hydraulic motor is also provided with brake gear.
Hydraulic pump is the power source of oil hydraulic system.In order to ensure the continuous reliably working of system, Design of Pump Station is double pump absolute construction, and during work, robot system opens two pumps simultaneously, also can manually switch work separately.The oil pressure of system is set up by overflow valve, and system maximum pressure is at about 20MPa, and force value can directly read from Pressure gauge.Electromagnetic relief valve selected by pressure regulator valve, and electromagnetic relief valve is when without the signal of telecommunication, and pressure oil is from P-T, and system unloaded, when there being the signal of telecommunication, electromagnetic relief valve obtains electric, and overflow valve plays pressure, and system can work.Three-position four-way electromagnetic directional valve selected by solenoid directional control valve, and three-position four-way electromagnetic directional valve is when without the signal of telecommunication, and pressure oil P mouth is obstructed, A, B-T, and the spool commutation when electromagnet power on signal, then pressure oil is from P-B, and oil return is from A-T.The spool commutation when another side electromagnet power on signal, then pressure oil is from P-A, and oil return is from B-T.The pressure oil that pumping plant exports realizes hydraulic motor fuel feeding by main oil pipe to each solenoid directional control valve at each reversal valve station, and then drives the leading screw of synchronous Fan Si mechanism times power lever conversion briquetting 8 to rotate.
Described positioning compression device is at least three manual frocks 18, manual frock 18 comprises base 15, cursor slide 12, fixedly push against bolt 13 and stop nut 14, described base 15 can be fixed positioned on workbench 1, cursor slide 12 linearly can slide and be positioned on base 15, fixedly pushing against bolt 13 movable screw is connected on cursor slide 12, fixedly push against bolt 13 end and can push against surface of the work, stop nut 14 with fixedly push against bolt 13 and be spirally connected, stop nut 14 end face is tight against cursor slide 12 surface, when on workpiece without suitable endoporus time, a synchronous Fan Si mechanism times power lever conversion briquetting 8 cannot use, manual frock 18 now can be adopted to be fixed and clamped by workpiece location, the replaceable use of two cover positioning compression frocks, applied widely, can the stationary positioned of workpiece of suitable for various size and structure.
The structure that described alignment pin and positioning sliding block 3 radially slide on workbench 1 is: what workbench 1 can rotate is provided with some screw rods 23, each screw rod 23 axially extends along workbench 1 radial direction, alignment pin and positioning sliding block 3 are spirally connected with each screw rod 23 respectively, screw rod 23 end is also provided with handle 24, rotated by handle 24 drive screw 23, realize alignment pin and positioning sliding block 3 radially slides on workbench 1, be convenient to carry out position adjustment according to workpiece different size, applied widely, this structure is simple, be convenient to regulate, easy to use, the mode that also can arrange radial slideway in addition on workbench 1 realizes radially sliding of alignment pin and positioning sliding block 3, this is the equivalent constructions that those skilled in the art are easy to according to this patent expect.
The screw rod 23 that described and each alignment pin and positioning sliding block 3 are spirally connected also is connected with anti-rotation fixture 25, this anti-rotation fixture 25 can stop connected screw rod 23 to rotate, after alignment pin and positioning sliding block 3 position are adjusted, screw rod 23 can be stoped to rotate by anti-rotation fixture 25, keep alignment pin and positioning sliding block 3 position to maintain static described anti-rotation fixture 25 to comprise one and be fixed at cover block on workbench 1, cover block is provided with just for the perforation that bolt passes, perforated side wall is provided with open seam, also be provided with a regulating handle 24, regulating handle 24 can regulate the open seam width on perforated side wall, reduce open seam width just to achieve hole dimension and reduce, realize the clamping to bolt, namely bolt cannot rotate, this structure is simple, be convenient to realize, can be that other structure is as passed through positioning pin positioning structure in addition, by holding part fastening structure etc., it is all the equivalent constructions that those skilled in the art are easy to according to this patent expect.
Clamping step is as follows:
1. fluid power system rezero operation.
2. take off the second alignment pin.
3. pull down four manual frocks.
4. adjust the first alignment pin position:
Rotary handle adjusts the radial position on the table of the first alignment pin, locks anti-rotation fixture after adjusting to the right place;
5 each positioning sliding block positions of adjustment, lock connected anti-rotation fixture after adjusting to the right place.
6. workpiece hangs on frock:
I, the newly-started skill hole 21 (φ 50mm) on workpiece 20 and the first alignment pin fit;
II, fit in four altitude datums surfaces in clamping workpiece face and frock;
III, disc (φ 820mm) that the location of workpiece makes inner hole of workpiece 22 (φ 1230mm) and two groups of positioning sliding blocks tentatively determine is finely tuned to the heart.
7. start fluid power system, by hydraulic motor, two groups of synchronous Fan Si mechanisms times power lever is changed briquetting by Work-sheet pressing.
8. clamping completes.
Claims (10)
1. the hydraulically operated fixture of a welding robot workstation, it is characterized in that: comprise workbench (1), altitude datum (2), alignment pin, positioning sliding block (3) and positioning compression device, at least three altitude datums are fixedly installed on workbench, at least one alignment pin can radially slide along workbench and vertically be positioned on workbench, at least three positioning sliding blocks can radially slide along workbench and be positioned on workbench, what positioning sliding block can rotate is provided with clutch shaft bearing (4), axially extending along workbench radial direction of clutch shaft bearing, at least three positioning compression devices are positioned on workbench, workpiece stop can be fixed by positioning compression device.
2. the hydraulically operated fixture of welding robot workstation according to claim 1, it is characterized in that: described alignment pin comprises first and second alignment pin (5,6), first and second alignment pin lays respectively at two opposite sides on workbench, described first alignment pin is pin, and the second alignment pin is battle pin.
3. the hydraulically operated fixture of welding robot workstation according to claim 1, it is characterized in that: what described positioning sliding block can also rotate towards the one end at workbench center is provided with the second bearing (7), second bearing shaft is to extending longitudinally, and the second bearing periphery surface can contact inner hole of workpiece periphery.
4. the hydraulically operated fixture of welding robot workstation according to claim 1, it is characterized in that: described positioning compression device comprises synchronous Fan Si mechanism times power lever conversion briquetting (8) and fluid power system, at least three synchronous Fan Si mechanism times power lever conversion briquettings can radially slide along workbench and be positioned on workbench, synchronous Fan Si mechanism times power lever conversion briquetting is provided with longitudinal lug boss towards the one end at workbench center, the side at this longitudinal lug boss workbench center be dorsad provided with on the surface can with the pressure head of inner hole of workpiece circumference contact, the synchronous Fan Si mechanism of hydraulic drive system drives at least three times power lever conversion briquetting is synchronously along workbench radial motion.
5. the hydraulically operated fixture of welding robot workstation according to claim 4, it is characterized in that: the pressure head of described synchronous Fan Si mechanism times power lever conversion briquetting comprises first, two pressure heads (9, 10), first, two pressure heads can rotational positioning be changed on briquetting in synchronous Fan Si mechanism times power lever respectively, a synchronous Fan Si mechanism times power lever conversion briquetting is provided with the first locating hole, first, two pressure heads are equipped with and change the second locating hole corresponding to the first position of positioning hole on briquetting with synchronous Fan Si mechanism times power lever, also be provided with alignment pin, alignment pin be able to be inserted in first, in two locating holes, by first, change briquetting stop with a synchronous Fan Si mechanism times power lever for one in two pressure heads to connect.
6. the hydraulically operated fixture of welding robot workstation according to claim 4, is characterized in that: a described synchronous Fan Si mechanism times power lever conversion briquetting slides through leading screw (11) transmission with auto-lock function on the table.
7. the hydraulically operated fixture of welding robot workstation according to claim 6, it is characterized in that: described fluid power system comprises hydraulic pump, reversal valve station, hydraulic motor, pipe-line system, speed changer and universal coupling, described hydraulic pump gives the solenoid directional control valve fuel feeding at each reversal valve station respectively by many pipe-line systems, each solenoid directional control valve is connected with each hydraulic motor, the leading screw that each hydraulic motor changes briquetting by speed changer by universal coupling and synchronous Fan Si mechanism times power lever connects, each bar pipe-line system is also in series with pressure regulator valve and control valve, described hydraulic motor is also provided with brake gear.
8. the hydraulically operated fixture of welding robot workstation according to claim 1, it is characterized in that: described positioning compression device is at least three manual frocks (18), manual frock comprises base (15), cursor slide (12), fixedly push against bolt (13) and stop nut (14), described base can be fixed positioned on workbench, cursor slide linearly can slide and be positioned on base, fixedly pushing against bolt movable screw is connected on cursor slide, fixedly push against bolt end and can push against surface of the work, stop nut with fixedly push against bolt and be spirally connected, stop nut end face is tight against cursor slide surface.
9. the hydraulically operated fixture of welding robot workstation according to claim 1, it is characterized in that: the structure that described alignment pin and positioning sliding block radially slide on the table is: what workbench can rotate is provided with some screw rods (23), each screw axial extends along workbench radial direction, alignment pin and positioning sliding block are spirally connected with each screw rod respectively, and screw rod end is also provided with handle (24).
10. the hydraulically operated fixture of welding robot workstation according to claim 9, it is characterized in that: the screw rod that described and each alignment pin and positioning sliding block are spirally connected also is connected with anti-rotation fixture (25), and this anti-rotation fixture can stop connected screw rod to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910639.3U CN205200897U (en) | 2015-11-16 | 2015-11-16 | Hydraulically operated fixture of welding robot workstation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910639.3U CN205200897U (en) | 2015-11-16 | 2015-11-16 | Hydraulically operated fixture of welding robot workstation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205200897U true CN205200897U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910639.3U Withdrawn - After Issue CN205200897U (en) | 2015-11-16 | 2015-11-16 | Hydraulically operated fixture of welding robot workstation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205200897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234616A (en) * | 2015-11-16 | 2016-01-13 | 江苏凯宫机械股份有限公司 | Hydraulic clamp of welding robot work station |
-
2015
- 2015-11-16 CN CN201520910639.3U patent/CN205200897U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234616A (en) * | 2015-11-16 | 2016-01-13 | 江苏凯宫机械股份有限公司 | Hydraulic clamp of welding robot work station |
| CN105234616B (en) * | 2015-11-16 | 2017-03-29 | 江苏凯宫机械股份有限公司 | The hydraulically operated fixture of welding robot workstation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160504 Effective date of abandoning: 20170329 |
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| AV01 | Patent right actively abandoned |