CN107378348A - A kind of truck drum brake punching-welding shoe iron welds special fixture - Google Patents
A kind of truck drum brake punching-welding shoe iron welds special fixture Download PDFInfo
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- CN107378348A CN107378348A CN201710759987.9A CN201710759987A CN107378348A CN 107378348 A CN107378348 A CN 107378348A CN 201710759987 A CN201710759987 A CN 201710759987A CN 107378348 A CN107378348 A CN 107378348A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
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- Butt Welding And Welding Of Specific Article (AREA)
- Jigs For Machine Tools (AREA)
Abstract
A kind of truck drum brake punching-welding shoe iron welds special fixture,By base support member,Pressing plate leverage,Wedge propulsive mechanism,Workpiece locating mechanism,Clamping mechanism of clamp plate combines,Clamping mechanism of clamp plate is connected as one by the pressing plate head (12) of pin shaft joint seat (13) and pressing plate leverage,Pressing plate leverage,Wedge propulsive mechanism,Workpiece locating mechanism is arranged on above base support member,Clamping mechanism of clamp plate is arranged on pressing plate head (12) end,Workpiece is placed on workpiece positioning seat (19) above,Manipulate hand push button,Control positioning cylinder (16),Pressing plate cylinder (23),Wedge cylinder (5) successively acts,Pressing plate leverage,Wedge propulsive mechanism,Clamping mechanism of clamp plate,Panel workpiece (M) and web workpiece (F) are clamped and are pressed on workpiece positioning seat (19) by workpiece locating mechanism collaboration.Positioning precision is accurate, and welding quality is good, and production efficiency is high.
Description
Technical field
The present invention relates to trunk brake device, more particularly to make the frock clamp of brake.
Background technology
The punching-welding shoe iron of truck drum brake is a kind of alternative form for casting shoes, and punching-welding shoe iron includes punching press
It panel and punching press web, can be connected using plug welding with fillet welding, can also use cam-type to welding, it is convex because shoes steel plate is thicker
The wheeled cost to welding is too high, in production can not high volume applications, can only apply fillet welding connection replace.Existing truck system
The punching-welding shoe iron of dynamic device is made up of one piece of punching press panel and two blocks of punching press webs, and the positioning corresponding with web is stamped with panel
Square hole, stamp out rectangular shape on web, the positioning of circumferencial direction during for welding, different auto vendors have it is different will
Ask, some producers require inaccurate with positioning square hole, to improve bulk strength.The now welding technique of counter plate and web requirement
It is just higher, it is necessary to ensure its positioning precision in welding, reduce welding deformation amount, the form and position tolerance after strict guarantee welding will
Ask.How to reach high-precision welding quality, first special fixture will be used to carry out essence to the punching-welding shoe iron of automotive brake
It is determined that position, this is the main method solved the problems, such as, and the direction of each brake producing producer research.
The content of the invention
The purpose of the present invention, just it is to provide a kind of punching-welding shoe iron of automobile drum brake rational in infrastructure, easy to use
Special fixture is welded, positioning precision is accurate, ensures welding quality, and supporting effect is good, disclosure satisfy that clamping for punching-welding shoe iron welding
It is required that improving production efficiency, ensure automotive brake overall performance, improve economic and social benefits.
The task of the present invention is so completed：It is special to design and produce a kind of truck drum brake punching-welding shoe iron welding
With fixture, combined by base support member, pressing plate leverage, wedge propulsive mechanism, workpiece locating mechanism, clamping mechanism of clamp plate
Form, base support member includes base, positioning plate, positioning plate column, and pressing plate leverage includes pressing plate cylinder, pressure
Plate, pressing plate column, wedge propulsive mechanism include wedge cylinder, linkage connector, connecting rod, wedge, and workpiece locating mechanism includes positioning
Cylinder, guide sleeve, positioning sliding block, panel positioning long slab, workpiece positioning seat, clamping mechanism of clamp plate include clamping plate, extension spring, clamping plate pin
Axle, wedge cushion block, pin shaft joint seat, clamping mechanism of clamp plate is coupled by pin shaft joint seat with the pressing plate head of pressing plate leverage is
One, pressing plate leverage, wedge propulsive mechanism, workpiece locating mechanism are arranged on above base support member, clamping plate clamping machine
Structure is arranged on the clamping plate cephalic par of pressing plate leverage, and brake punching-welding shoe ironworker's part is placed on above workpiece positioning seat, manipulates
Hand push button controls positioning cylinder, pressing plate cylinder, wedge cylinder successively to act in sequence respectively, pressing plate leverage, wedge
Propulsive mechanism, clamping mechanism of clamp plate, workpiece locating mechanism are jointly by the panel workpiece and web workpiece clamp of brake punching-welding shoe iron
Tightly it is pressed on workpiece positioning seat.The base of base support member is long rectangle steel plate, on the bottom of the present invention, base
The bottom plate column of some settings of face device, bottom plate column top braces positioning plate, positioning plate are less than the long rectangle of base
Steel plate, pressing plate leverage, clamping mechanism of clamp plate, workpiece locating mechanism are arranged on above positioning plate.Pressing plate leverage
Pressing plate cylinder be arranged on the rear end of base supporting mechanism, pressing plate cylinder block is fixed on base, and pressing plate cylinder erects rearwardly and upwardly
Vertical to be obliquely installed, the piston rod of pressing plate cylinder couples the rear end of pressing plate by piston rod attachment and pressing plate connecting link pin, and pressing plate is stood
Below post is arranged on above positioning plate, pressing plate middle part is to the rear, pressing plate is arranged on pressing plate column top, and pressing plate passes through centrepin
Axle is connected with pressing plate column, and pressing plate can move around central pin shaft switch, and pressing back-end passes through pressing plate connecting link pin and piston rod attachment
Couple the piston rod of pressing plate cylinder, the front end of pressing plate is provided with pressing plate head, and pressing plate head coordinates with clamping mechanism of clamp plate to be installed.Wedge pushes away
Entering mechanism includes wedge cylinder, wedge cylinder block, linkage connector, connecting rod, wedge, and wedge cylinder connection wedge cylinder block is arranged on
Pressing plate top surface top, the piston rod end of wedge cylinder connect connecting rod, connecting rod front end connection wedge by linkage connector, and wedge is inserted
In the upper space of clamping plate inner edge, when the piston rod of wedge cylinder forward extends out, promoted by linkage connector and connecting rod oblique
Wedge injects into the space of clamping plate inner edge, and clamping plate lower end clamps web workpiece end；The piston rod of wedge cylinder is retracted backward
When, pull wedge to be retreated in the space of clamping plate inner edge, clamping plate unclamps web workpiece.The workpiece positioning seat of workpiece locating mechanism is consolidated
Surely it is arranged in positioning plate plane, workpiece positioning seat rear end face abuts pressing plate column, and workpiece positioning seat top concaves
Circular arc, panel workpiece are placed on workpiece positioning seat, and positioning cylinder is fixedly installed on positioning plate by positioning cylinder seat
Front end, the end connection positioning sliding block of positioning cylinder piston rod, in guide sleeve, piston rod pushes fixed positioning sliding block active mounting
Position sliding block upward sliding stretches out guide sleeve, and positioning sliding block slides into piston rod maximum travel position, and web workpiece front end is close to
On positioning sliding block, the built-in locating shaft of positioning shaft sleeve on pressing plate column top, positioning shaft sleeve both sides outer face is equipped with interior backing plate and pad
Plate baffle plate, the thickness of interior backing plate is identical with the thickness of web workpiece, and the area of interior backing plate is less than backing plate baffle plate, positioning shaft sleeve both sides
Interior backing plate lower end, the crack space on pressing plate column both sides, two blocks of webs are formed between backing plate baffle plate and positioning shaft sleeve outer face
The rear end of workpiece is inlaid in crack space respectively, and the front end of web workpiece is close on positioning sliding block, clamping mechanism of clamp plate
Clamping plate clamps the front end of web workpiece, is pressed in following panel workpiece.The clamping plate of clamping mechanism of clamp plate is two pieces of left and right
Two extension spring screws are respectively installed at elongated steel plate, the top of both sides clamping plate, and two extension springs connection both sides of installing press from both sides on extension spring screw
The top of plate, the epimere of both sides clamping plate are respectively equipped with inwardly open through-hole groove, and wedge cushion block is two pieces of squares for carrying connection handle
Shape block, the head of connection handle is cylinder, is sleeved in the through-hole groove of clamping plate epimere, is inserted in the space between the wedge cushion block of both sides
Enter wedge, push wedge cushion block and swing, the connection negative winding stem of wedge cushion block can accordingly rotate in through-hole groove, the end face of through-hole groove
Provided with wedge cushion block baffle plate, the outer face of both sides clamping plate is fastened on screw, the opening of through-hole groove is sealed, will be set with through-hole groove
The connection negative winding stem of wedge cushion block be enclosed in through-hole groove, the hypomere of both sides clamping plate is provided with pin shaft hole, and clamping plate is equipped with pin shaft hole
Bearing pin, clamping plate bearing pin both ends are stretched out outside pin shaft hole, are set with pin shaft joint seat, and the screw hole of radial direction is provided with pin shaft joint seat,
Pin shaft joint seat is fixed on pressing plate head by equipped connection seat screw, and when the piston rod of wedge cylinder forward extends out, connecting rod promotes
Wedge injects into the space between the wedge cushion block on the inside of the clamping plate of both sides, wedge cushion block is pushed to both sides racking, by clamping plate
Hold to both sides and strut, the extension spring at the top of clamping plate is elongated, and clamping plate moves around clamping plate bearing pin switch, and clamping plate lower end clamps to middle rotation
The end of web workpiece.
During practical application, the present invention and pneumatic system cooperating, panel workpiece is put on workpiece positioning seat and positioned, two
Block web workpiece is placed in panel workpiece, starts the knob of positioning cylinder, and the piston rod of positioning cylinder stretches out, is directed in set
Positioning sliding block eject obliquely upward, the extrados of positioning sliding block is close in one end of two pieces of web workpiece, and web workpiece is close to face
The intrados of plate workpiece；Start pressing plate cylinder button, the piston rod of pressing plate cylinder stretches out, and pushes pressing back-end, band dynamic pressure upwards
Plate leverage acts, and pressing plate carries out rotation around the central pin shaft of pressing plate column, and the pressing plate head of pressing plate front end pushes, pressing plate head
The clamping plate of the clamping mechanism of clamp plate of connection clamps the leading section of two pieces of web workpiece, starts wedge cylinder button, wedge cylinder
Piston rod forward extends out, and connecting wedge by connecting rod promotes forward, the sky between wedge insertion clamping plate two pieces of wedge cushion blocks of inner edge
Between, wedge cushion block is extruded, extension spring of the clamping plate at the top of clamping plate bearing pin rotation, clamping plate is pulled open, and clamping plate top outwards struts, so as to push away
Dynamic clamping plate lower end clamps web workpiece to centre, two pieces of web workpiece is close to positioning sliding block, while pressing plate head pushes, by web
Work-sheet pressing is in panel workpiece.The pinching action of fixture terminates, and proceeds by welding.Welding finishes, and start button makes wedge
Cylinder piston rod is retracted, and drives wedge to retract by connecting rod, wedge cushion block rotation therewith, clamping plate upper end is tensed by extension spring, clamping plate
Turn round and reset around clamping plate bearing pin；Start pressing plate cylinder button, the piston rod of pressing plate cylinder is retracted, and pulls pressing back-end to sink, pressure
Front edge of board pressing plate head drives clamping mechanism of clamp plate to lift；Start positioning cylinder button, the piston rod retraction of positioning cylinder, will position
Sliding block is pulled back in guide sleeve, departs from web workpiece.The brake shoe iron workpiece welded, a brake-shoe can now be taken out
The welding sequence of ironworker's part terminates；New panel workpiece and web workpiece are placed into, carries out the brake-shoe ironworker of next circulation
The welding sequence of part.
Implement to verify according to above-mentioned technical proposal, it was demonstrated that design structure advantages of simple of the invention, it is safe and convenient to use, put
It is easy to put workpiece, positioning precision is accurate, removes the workpiece welded conveniently, and supporting effect is good, ensures automotive brake overall performance,
The requirement of punching-welding shoe iron welding is disclosure satisfy that, ensures welding quality, production efficiency is improved, has preferably reached predetermined purpose.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is Fig. 1 A to top view；
Fig. 3 is Fig. 1 B direction views；
Fig. 4 is Fig. 1 axis side view；
Fig. 5 is the axle side assembled view of Fig. 4 placement workpiece；
Fig. 6 is the structural representation of the clamping mechanism of clamp plate of the present invention；
Fig. 7 is Fig. 6 C direction views；
Fig. 8 is the structural representation of the pressing plate column 1 in Fig. 1；
Fig. 9 is Fig. 8 E direction views；
Figure 10 is the axis side view of pressing plate column 1；
Figure 11 is the structural representation of the pressing plate 2 in Fig. 1；
Figure 12 is the K of Figure 11 pressing plate first 12 to schematic diagram；
Figure 13 is Figure 11 N to top view.
In figure, 1-pressing plate column, 2-pressing plate, 3-wedge cylinder block, 4-central pin shaft, 5-wedge cylinder, 6-even
Knock-off joint, 7-connecting rod, 8-wedge, 9-extension spring screw, 10-extension spring, 11-wedge cushion block baffle plate, 12-pressing plate head, 13-
Pin shaft joint seat, 14-clamping plate, 15-guide sleeve, 16-positioning cylinder, 17-positioning cylinder seat, 18-bottom plate column, 19-
Workpiece positioning seat, 20-base, 21-positioning plate, 22-pressing plate cylinder block, 23-pressing plate cylinder, 24-panel positioning datum
Block, 25-panel positioning long slab, 26-connection seat screw, 27-clamping plate bearing pin, 28-wedge cushion block, 29-backing plate attachment pegs,
30-locating shaft；A-line of vision symbol, B-line of vision symbol, C-line of vision symbol, D-positioning sliding block, E-line of vision symbol, F-abdomen
Plate workpiece, G-H-piston rod, J-piston rod attachment, K-line of vision symbol, L-trip bolt, M-panel workpiece, N-line of vision
Symbol, P-backing plate baffle plate, Q-crack space, R-interior backing plate, S-pressing plate head cavity, T-bottom plate, U-positioning shaft sleeve,
X-pressing plate connecting link pin, Z-cylinder mounting groove.
Embodiment
The embodiment of the present invention is described further below in conjunction with the accompanying drawings.
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the present invention is by base support member, pressing plate leverage, wedge pusher
Structure, workpiece locating mechanism, clamping mechanism of clamp plate combine, and base support member includes base 20, positioning plate 20, bottom plate and stood
Post 18, pressing plate leverage include pressing plate column 1, pressing plate 2, pressing plate cylinder 23, and wedge propulsive mechanism includes wedge cylinder 5, connected
Knock-off joint 6, connecting rod 7, wedge 8, workpiece locating mechanism include positioning cylinder 16, guide sleeve 15, positioning sliding block D, panel positioning length
Plate 25, workpiece positioning seat 19, clamping mechanism of clamp plate include clamping plate 14, extension spring 10, clamping plate bearing pin 27, wedge cushion block 28, bearing pin connection
Joint chair 13, clamping mechanism of clamp plate are connected as one by the pressing plate first 12 of pin shaft joint seat 13 and pressing plate leverage, pressing plate thick stick
Linkage, wedge propulsive mechanism, workpiece locating mechanism are arranged on above base support member, and clamping mechanism of clamp plate is arranged on pressing plate
First 12 end of pressing plate of leverage, brake punching-welding shoe ironworker's part are placed on above workpiece positioning seat 19, manipulate hand push button
Positioning cylinder 16, pressing plate cylinder 23, wedge cylinder 5 is controlled successively to act in sequence respectively, pressing plate leverage, wedge promote
Mechanism, clamping mechanism of clamp plate, workpiece locating mechanism collaboration clamp the panel workpiece M of brake punching-welding shoe iron and web workpiece F
It is pressed on workpiece positioning seat 19.The base 20 of base support member is long rectangle steel plate, positioned at the bottom of a whole set of fixture, bottom
The bottom plate column 18 of some settings of device above of seat 20, the top braces positioning plate 21 of bottom plate column 18, positioning plate 21 is face
For product less than the long rectangle steel plate of base 20, pressing plate leverage, clamping mechanism of clamp plate, workpiece locating mechanism are arranged on positioning bottom
Above plate 21.The pressing plate cylinder 23 of pressing plate leverage is arranged on the rear end of base supporting mechanism, and pressing plate cylinder block 22 is fixed on
On base 20, pressing plate cylinder 23 is erect be obliquely installed rearwardly and upwardly, the piston rod H of pressing plate cylinder 23 by piston rod attachment J and
Pressing plate connecting link pin X couples the rear end of pressing plate 2, under pressing plate column 1 is arranged on above positioning plate 21, the middle part of pressing plate 2 is to the rear
Face, pressing plate 2 are arranged on the top of pressing plate column 1, and pressing plate 2 is connected by central pin shaft 4 with pressing plate column 1, and pressing plate 2 can be around centrepin
The rotation of axle 4, the rear end of pressing plate 2 couple the piston rod H of pressing plate cylinder 23, pressing plate 2 by pressing plate connecting link pin X and piston rod attachment J
Front end be provided with pressing plate first 12, pressing plate first 12 coordinates with clamping mechanism of clamp plate to be installed.Wedge propulsive mechanism include wedge cylinder 5,
Linkage connector 6, connecting rod 7, wedge 8, wedge cylinder 5 connect wedge cylinder block 3 and are arranged on the top surface top of pressing plate 2, wedge cylinder 5
Piston rod H ends connect connecting rod 7 by linkage connector 6, the front end of connecting rod 7 connects wedge 8, and wedge 8 is inserted embedded in the upper of the inner edge of clamping plate 2
In portion space, when the piston rod H of wedge cylinder 5 is forward extended out, wedge 8 is promoted into clamping plate 2 by linkage connector 6 and connecting rod 7
Injected in the space on side, the lower end of clamping plate 2 clamps web workpiece F ends；When the piston rod H of wedge cylinder 5 is retracted backward, pull
Wedge 8 retreats in the space of the inner edge of clamping plate 2, and web workpiece F is unclamped in the lower end of clamping plate 2.The workpiece positioning seat of workpiece locating mechanism
19 are fixedly installed in the plane of positioning plate 21, and the rear end face of workpiece positioning seat 19 abuts pressing plate column 1, the top of workpiece positioning seat 19
For the circular arc to concave, panel workpiece M is placed on workpiece positioning seat 19, and positioning cylinder 16 is fixed by positioning cylinder seat 17
It is arranged on the front end of positioning plate 21, the piston rod H of positioning cylinder 21 end connection positioning sliding block D, positioning sliding block D active mountings
In guide sleeve 15, piston rod H pushes positioning sliding block D upward slidings and stretches out guide sleeve 15, and positioning sliding block D slides into piston rod H
Maximum travel position is fixed, and web workpiece F front ends are close on positioning sliding block D, the positioning shaft sleeve U on the top of pressing plate column 1
Built-in locating shaft 30, the equipped interior backing plate R in positioning shaft sleeve U both sides outer face and backing plate baffle plate P, interior backing plate R thickness and web work
Part F thickness is identical, and interior backing plate R area is less than the interior backing plate R lower ends on backing plate baffle plate P, positioning shaft sleeve U both sides, backing plate baffle plate P
Crack space Q is formed on the both sides of pressing plate column 1 between positioning shaft sleeve U outer faces, two pieces of web workpiece F rear end is embedded in respectively
In the Q of crack space, web workpiece F front end is close on positioning sliding block D, and the clamping plate 2 of clamping mechanism of clamp plate is by web workpiece F
Front end clamp, be pressed on following panel workpiece M.
Refering to Fig. 6, Fig. 7, the clamping plate 2 of clamping mechanism of clamp plate is two block length type steel plates of left and right, and the top of both sides clamping plate 2 is each
Install two extension spring screws 9, on extension spring screw 9 two extension springs 10 of installing connect the top of both sides clamping plate 2, both sides clamping plate 2 it is upper
Section is respectively equipped with inwardly open through-hole groove, and wedge cushion block 28 is two pieces of rectangular blocks for carrying connection handle, and the head of connection handle is
Cylinder, it is sleeved in the through-hole groove of the epimere of clamping plate 2, wedge 8 is injected in the space between both sides wedge cushion block 28, pushes wedge
Cushion block 28 is swung, and the connection negative winding stem of wedge cushion block 28 can accordingly rotate in through-hole groove, and the end face of through-hole groove is provided with wedge pad
Block baffle plate P, wedge cushion block baffle plate P is fixed on to the outer face of both sides clamping plate 2 by trip bolt L, seals the opening of through-hole groove, will
The connection negative winding stem for the wedge cushion block 28 being set with through-hole groove is enclosed in through-hole groove, and the hypomere of both sides clamping plate 2 is provided with pin shaft hole, pin
Clamping plate bearing pin 27 is equipped with axis hole, the both ends of clamping plate bearing pin 27 are stretched out outside pin shaft hole, suit pin shaft joint seat 13, pin shaft joint seat
The screw hole of radial direction is provided with 13, pin shaft joint seat 13 is fixed on pressing plate first 12 by equipped connection seat screw 26, wedge cylinder 5
Piston rod H when forward extending out, connecting rod 7 promotes wedge 8 to be injected into the space between wedge cushion block 28, pushes wedge cushion block 28
To both sides racking, the upper end of clamping plate 2 is strutted to both sides, the extension spring 10 at the top of clamping plate 2 is elongated, clamping plate 2 around the rotation of clamping plate bearing pin 27,
The lower end of clamping plate 2 clamps web workpiece M end to middle shrinkage.
Refering to Fig. 8, Fig. 9, Figure 10, pressing plate column 1 inserts on positioning plate 21 mounting hole opened up by bottom plate T, tiltedly
Wedge cylinder 5 coordinates with the cylinder mounting groove on pressing plate 2 to be installed, and the wedge cushion block 28 of clamping mechanism of clamp plate is kept off on pressing plate first 12
In pressing plate head cavity Q.The built-in locating shafts 30 of positioning shaft sleeve U on the top of pressing plate column 1, positioning shaft sleeve U both sides outer face are equipped interior
Backing plate R and backing plate baffle plate P, interior backing plate R thickness are identical with web workpiece F thickness, and interior backing plate R area is less than backing plate baffle plate
In the both sides shape of pressing plate column 1 between the interior backing plate R lower ends on P, positioning shaft sleeve U both sides, backing plate baffle plate P and positioning shaft sleeve U outer faces
Into crack space Q, two pieces of web workpiece F rear end is inlaid in the Q of crack space respectively.
Refering to Figure 11, Figure 12, Figure 13, pressing plate 2 is arranged on the top of pressing plate column 1, and pressing plate 2 passes through central pin shaft 4 and pressing plate
Column 1 is connected, and pressing plate 2 can be coupled around the rotation of central pin shaft 4, the rear end of pressing plate 2 by pressing plate connecting link pin X and piston rod attachment J
The piston rod H of pressing plate cylinder 23, the front end of pressing plate 2 are provided with pressing plate first 12, and pressing plate first 12 coordinates with clamping mechanism of clamp plate to be installed.Pressure
Cylinder mounting groove Z on plate 2 coordinates with wedge cylinder 5 to be installed, and pressing plate first 12 keeps off the wedge cushion block 28 of clamping mechanism of clamp plate
In pressing plate head cavity Q.
During practical application, the present invention and pneumatic system cooperating, the side of workpiece positioning seat 1 sets panel positioning datum block
25, panel workpiece M are placed on workpiece positioning seat 19 and positioned, and two pieces of web workpiece F are placed on panel workpiece M, start positioning
The knob of cylinder 16, the piston rod H of positioning cylinder 16 are stretched out, and the positioning sliding block D being directed in set 15 is ejected obliquely upward, two pieces
Positioning sliding block D is close in web workpiece F front end, and web workpiece F extrados is close to panel workpiece M intrados；Start pressing plate gas
The button of cylinder 23, the piston rod H of pressing plate cylinder 23 stretch out, and push the rear end of pressing plate 2, the leverage action of band dynamic pressure plate, pressing plate 2 upwards
Central pin shaft 4 around pressing plate column 1 carries out rotation, and the pressing plate first 12 of the front end of pressing plate 2 pushes, the clamping plate folder of first 12 connection of pressing plate
The clamping plate 14 of tight mechanism clamps two pieces of web workpiece F leading section, starts the button of wedge cylinder 5, the piston rod of wedge cylinder 5
H is forward extended out, and connecting wedge 8 by connecting rod 7 promotes forward, the sky that wedge 8 is inserted between clamping plate 2 inner edge, two pieces of wedge cushion blocks 28
Between, extruding wedge cushion block 28, clamping plate 2 is pulled open around the rotation of clamping plate bearing pin 27, the extension spring 10 at the top of clamping plate 2, and the top of clamping plate 2 is outwards supportted
Open, so as to promote the lower end of clamping plate 2 to clamp web workpiece F to centre, two pieces of web workpiece F is close to positioning sliding block D, while pressing plate
First 12 are pushed, and web workpiece F is pressed on panel workpiece M.The pinching action of fixture terminates, and proceeds by welding.Weld
Finish, start the button of wedge cylinder 5 successively, the piston rod H of wedge cylinder 5 retracts, and drives wedge 8 to retreat by connecting rod 7, wedge
The rotation therewith of cushion block 28, the upper end of clamping plate 2 are tensed by extension spring 10, and clamping plate 2 turns round around clamping plate bearing pin 27 to be resetted；Start pressing plate cylinder 23
Button, the piston rod H of pressing plate cylinder 23 fall after rise, pull the rear end of pressing plate 2 to sink, and end clamp plate first 12 drives clamping plate to clamp before pressing plate 2
Mechanism is lifted；Start the button of positioning cylinder 16, the piston rod H retractions of positioning cylinder 16, positioning sliding block D is pulled back into guiding
In set 15, depart from web workpiece F.The brake shoe iron workpiece welded can be now taken out, a welding sequence terminates；Place into new
Panel workpiece M and web workpiece F, carry out the welding sequence of next circulation.
The present invention disclosure satisfy that the geometrical clamp reload request of punching-welding shoe iron welding, and placement workpiece is quick, removes the workpiece welded
Convenient, positioning precision is accurate, and welding quality is good, and production efficiency is high.
Claims (6)
1. a kind of truck drum brake punching-welding shoe iron welds special fixture, it is characterised in that be by base support member,
Pressing plate leverage, wedge propulsive mechanism, workpiece locating mechanism, clamping mechanism of clamp plate combine, and base support member includes
Base (20), positioning plate (21), bottom plate column (18), pressing plate leverage include pressing plate column (1), pressing plate (2), pressure
Plate cylinder (23), wedge propulsive mechanism include wedge cylinder (5), linkage connector (6), connecting rod (7), wedge (8), workpiece
Detent mechanism includes positioning cylinder (16), guide sleeve (15), positioning sliding block (D), panel positioning long slab (25), workpiece positioning
Seat (19), clamping mechanism of clamp plate include clamping plate (14), extension spring (10), clamping plate bearing pin (27), wedge cushion block (28), bearing pin
Connection seat (13), clamping mechanism of clamp plate is coupled by pin shaft joint seat (13) with the pressing plate head (12) of pressing plate leverage is
One, pressing plate leverage, wedge propulsive mechanism, workpiece locating mechanism are arranged on above base support member, clamping plate clamping machine
Structure is arranged on pressing plate head (12) end, and brake punching-welding shoe ironworker's part is placed on workpiece positioning seat (19) above, manipulates manual
Button, positioning cylinder (16), pressing plate cylinder (23), wedge cylinder (5) is controlled successively to act in sequence respectively, pressing plate thick stick
Linkage, wedge propulsive mechanism, clamping mechanism of clamp plate, workpiece locating mechanism are cooperateed with the panel workpiece of brake punching-welding shoe iron
(M) clamp and be pressed on workpiece positioning seat (19) with web workpiece (F).
2. truck drum brake punching-welding shoe iron according to claim 1 welds special fixture, it is characterised in that institute
The base (20) for stating base support member is long rectangle steel plate, positioned at the bottom of a whole set of fixture, base (20) device above
The bottom plate column (18) of some settings, bottom plate column (18) top braces positioning plate (21), positioning plate (21) is face
Product less than base (20) long rectangle steel plate, positioning plate (21) install above pressing plate leverage, clamping mechanism of clamp plate,
Workpiece locating mechanism.
3. truck drum brake punching-welding shoe iron according to claim 1 welds special fixture, it is characterised in that institute
The pressing plate cylinder (23) for stating pressing plate leverage is arranged on the rear end of base supporting mechanism, the fixed installing of pressing plate cylinder block (22)
On base (20), pressing plate cylinder (23) is erect be obliquely installed rearwardly and upwardly, and ((H passes through piston to 23 piston rod to pressing plate cylinder
The rear end of knock-off joint (J) and pressing plate connecting link pin (X) connection pressing plate (2), pressing plate column (1) are arranged on positioning plate (21)
Above, below, pressing plate (2) is arranged on pressing plate column (1) top to pressing plate (2), and pressing plate (2) passes through central pin shaft (4) and pressure
Plate column (1) connects, pressing plate (2) can around central pin shaft (4 rotations, pressing plate (2) rear end by pressing plate connecting link pin (X) and
The piston rod (H) of piston rod attachment (J) connection pressing plate cylinder (23), the front end of pressing plate (2) is provided with wrench cavity (Q) with pressure
Pressing plate head (12), with clamping mechanism of clamp plate coordinate install.
4. truck drum brake punching-welding shoe iron according to claim 1 welds special fixture, it is characterised in that institute
The wedge propulsive mechanism stated includes wedge cylinder (5), linkage connector (6), connecting rod (7), wedge (8), wedge cylinder (5)
Connection wedge cylinder block (3) is arranged on pressing plate (2) top surface top, and piston rod (H) end of wedge cylinder (5) passes through connecting rod
Joint (6) coupler link (7), connecting rod (7) front end connection wedge (8), wedge (8) are inserted embedded in the upper of clamping plate (2) inner edge
In portion space, when the piston rod (H) of wedge cylinder (5) forward extends out, wedge is promoted by linkage connector (6) and connecting rod (7)
(8) injected into the space of clamping plate (2) inner edge, clamping plate (2) lower end clamps web workpiece (F) end；Wedge cylinder (5)
Piston rod (H) when retracting, pull wedge (8) to be retreated in the space of clamping plate (2) inner edge, clamping plate (2) unclamps web work
Part (F).
5. truck drum brake punching-welding shoe iron according to claim 1 welds special fixture, it is characterised in that institute
The workpiece positioning seat (19) for stating workpiece locating mechanism is fixedly installed in positioning plate (21) plane, positioning plate (21) one
Side sets panel origin reference location block (24), and workpiece positioning seat (19) rear end face abuts the panel that pressing plate column (1) is above set
Long slab (25) is positioned, workpiece positioning seat (19) top is the circular arc to concave, and panel workpiece (M) is placed on workpiece positioning
On seat (19), positioning cylinder (16) is fixedly installed on the front end of positioning plate (21) by positioning cylinder seat (17), positioning
The end connection positioning sliding block (D) of the piston rod (H) of cylinder (21), positioning sliding block (D) active mounting is in guide sleeve (15)
Interior, piston rod (H) pushes positioning sliding block (D) upward sliding, stretches out guide sleeve (15), and positioning sliding block (D) slides into piston
Bar (H) maximum travel position, web workpiece (F) front end are close on positioning sliding block (D), and pressing plate column (1) top is determined
Position axle sleeve (U) built-in locating shaft (30), positioning shaft sleeve (U) both ends of the surface are equipped with interior backing plate (R) and backing plate baffle plate (P) respectively,
The thickness of interior backing plate (R) is identical with the thickness of web workpiece (F), and the area of interior backing plate (R) is less than backing plate baffle plate (P), fixed
In pressing plate column between position interior backing plate (R) lower end on axle sleeve (U) both sides, backing plate baffle plate (P) and positioning shaft sleeve (U) outer face
(1) both sides form crack space (Q), and the rear end of two pieces of web workpiece (F) is inlaid in crack space (Q) respectively, web
The front end of workpiece (F) is close on positioning sliding block (D), and the clamping plate (2) of clamping mechanism of clamp plate is by web workpiece (F) front end
Clamp, be pressed in following panel workpiece (M).
6. truck drum brake punching-welding shoe iron according to claim 1 welds special fixture, it is characterised in that institute
The clamping plate (2) for stating clamping mechanism of clamp plate is two block length type steel plates of left and right, and two extension springs are respectively installed at the top of both sides clamping plate (2)
Screw (9), the top of two extension springs (10) connection both sides clamping plates (2) of installing, the epimere of clamping plate (2) on extension spring screw (9)
Inwardly open through-hole groove is respectively equipped with, wedge cushion block (28) is two pieces of rectangular blocks for carrying connection handle, and the head of connection handle is
Cylinder, it is sleeved in the through-hole groove of clamping plate (2) epimere, wedge (8) is injected in the space between both sides wedge cushion block (28)
, push wedge cushion block (28) and swing, the connection negative winding stem of wedge cushion block (28) can accordingly rotate in through-hole groove, through-hole groove
End face is provided with wedge cushion block baffle plate (P), and wedge cushion block baffle plate (P) is fixed on into both sides clamping plate (2) by trip bolt (L)
Outer face, the opening of through-hole groove is sealed, the connection negative winding stem for the wedge cushion block (28) being set with through-hole groove is enclosed in through-hole groove
In, the hypomere of clamping plate (2) is provided with pin shaft hole, clamping plate bearing pin (27) is equipped with pin shaft hole, pin is stretched out at clamping plate bearing pin (27) both ends
Outside axis hole, pin shaft joint seat (13) is set with, the screw hole of radial direction is provided with pin shaft joint seat (13), is equipped with connection seat screw
(26) pin shaft joint seat (13) is fixed on pressing plate head (12), when the piston rod (H) of wedge cylinder (5) forward extends out,
Connecting rod (7) promotes wedge, and (8 inject into the space between two pieces of wedge cushion blocks (28) on the inside of clamping plate (2), push wedge pad
Block (28) struts clamping plate (2) upper end to both sides, the extension spring (10) at the top of clamping plate (2) is elongated, clamping plate to both sides racking
(2) around clamping plate bearing pin (27) rotation, clamping plate (2) lower end clamps the end of web workpiece (M) to middle rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710759987.9A CN107378348B (en) | 2017-08-30 | 2017-08-30 | Special fixture for welding stamping and welding shoe of drum brake of truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710759987.9A CN107378348B (en) | 2017-08-30 | 2017-08-30 | Special fixture for welding stamping and welding shoe of drum brake of truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107378348A true CN107378348A (en) | 2017-11-24 |
| CN107378348B CN107378348B (en) | 2023-08-22 |
Family
ID=60347090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710759987.9A Active CN107378348B (en) | 2017-08-30 | 2017-08-30 | Special fixture for welding stamping and welding shoe of drum brake of truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107378348B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866654A (en) * | 2017-12-25 | 2018-04-03 | 山东力得制动科技有限公司 | A kind of plug welding hole welder of automotive brake punching-welding shoe iron |
| CN108907440A (en) * | 2018-09-26 | 2018-11-30 | 山东力得汽车科技股份有限公司 | A kind of built-up jig of soldering sleeve and reinforcement pins on punching-welding shoe iron panel |
| CN109249171A (en) * | 2018-11-19 | 2019-01-22 | 广东富华重工制造有限公司 | Brake-shoe welding fixture |
| CN109839070A (en) * | 2017-11-27 | 2019-06-04 | 上海华银电器有限公司 | A kind of brake gap measurement device |
| CN110948267A (en) * | 2019-11-30 | 2020-04-03 | 山东力得汽车科技股份有限公司 | Machining center machining clamp for automobile brake shoe |
| CN111421273A (en) * | 2020-04-12 | 2020-07-17 | 陆建强 | Workpiece machining positioning static clamping mechanism for welding equipment |
| CN114473331A (en) * | 2021-11-17 | 2022-05-13 | 宁波甬赢智能设备有限公司 | Welding clamping device for punching and welding horseshoe by heavy truck |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189916819A (en) * | 1899-08-18 | 1900-09-18 | John Dring | Improvements in and relating to Brakes for Velocipedes and other Road Vehicles. |
| CN201979242U (en) * | 2011-03-02 | 2011-09-21 | 青岛海隆机械集团有限公司 | Assembly welding fixture for brake shoe iron |
| CN104493389A (en) * | 2014-12-19 | 2015-04-08 | 青岛海通车桥有限公司 | Horseshoe welding-on tool matched with robot plug welding and using method thereof |
| CN204771660U (en) * | 2015-07-22 | 2015-11-18 | 湖北飞龙摩擦密封材料股份有限公司 | Car welds hoof locating hole processing frock clamp with dashing |
| CN105689936A (en) * | 2016-04-20 | 2016-06-22 | 黄金桂 | Multifunctional double-reinforced horseshoe fillet welding machine |
| CN207139169U (en) * | 2017-08-30 | 2018-03-27 | 山东力得制动科技有限公司 | A kind of truck drum brake punching-welding shoe iron welds special fixture |
-
2017
- 2017-08-30 CN CN201710759987.9A patent/CN107378348B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189916819A (en) * | 1899-08-18 | 1900-09-18 | John Dring | Improvements in and relating to Brakes for Velocipedes and other Road Vehicles. |
| CN201979242U (en) * | 2011-03-02 | 2011-09-21 | 青岛海隆机械集团有限公司 | Assembly welding fixture for brake shoe iron |
| CN104493389A (en) * | 2014-12-19 | 2015-04-08 | 青岛海通车桥有限公司 | Horseshoe welding-on tool matched with robot plug welding and using method thereof |
| CN204771660U (en) * | 2015-07-22 | 2015-11-18 | 湖北飞龙摩擦密封材料股份有限公司 | Car welds hoof locating hole processing frock clamp with dashing |
| CN105689936A (en) * | 2016-04-20 | 2016-06-22 | 黄金桂 | Multifunctional double-reinforced horseshoe fillet welding machine |
| CN207139169U (en) * | 2017-08-30 | 2018-03-27 | 山东力得制动科技有限公司 | A kind of truck drum brake punching-welding shoe iron welds special fixture |
Non-Patent Citations (1)
| Title |
|---|
| 王善刚;高金刚;许海斌;: "基于PLC的半自动弧焊夹具的控制系统设计" * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839070A (en) * | 2017-11-27 | 2019-06-04 | 上海华银电器有限公司 | A kind of brake gap measurement device |
| CN107866654A (en) * | 2017-12-25 | 2018-04-03 | 山东力得制动科技有限公司 | A kind of plug welding hole welder of automotive brake punching-welding shoe iron |
| CN107866654B (en) * | 2017-12-25 | 2023-10-13 | 山东力得制动科技有限公司 | Plug welding hole welding device for automobile brake impact welding shoe |
| CN108907440A (en) * | 2018-09-26 | 2018-11-30 | 山东力得汽车科技股份有限公司 | A kind of built-up jig of soldering sleeve and reinforcement pins on punching-welding shoe iron panel |
| CN108907440B (en) * | 2018-09-26 | 2024-04-26 | 山东力得汽车科技股份有限公司 | Combined clamp for welding sleeve and reinforcing pin on impact welding shoe panel |
| CN109249171A (en) * | 2018-11-19 | 2019-01-22 | 广东富华重工制造有限公司 | Brake-shoe welding fixture |
| CN109249171B (en) * | 2018-11-19 | 2023-09-15 | 广东富华重工制造有限公司 | Brake shoe welding jig |
| CN110948267A (en) * | 2019-11-30 | 2020-04-03 | 山东力得汽车科技股份有限公司 | Machining center machining clamp for automobile brake shoe |
| CN111421273A (en) * | 2020-04-12 | 2020-07-17 | 陆建强 | Workpiece machining positioning static clamping mechanism for welding equipment |
| CN111421273B (en) * | 2020-04-12 | 2021-11-05 | 嘉兴沃瑞科技有限公司 | Workpiece machining positioning static clamping mechanism for welding equipment |
| CN114473331A (en) * | 2021-11-17 | 2022-05-13 | 宁波甬赢智能设备有限公司 | Welding clamping device for punching and welding horseshoe by heavy truck |
| CN114473331B (en) * | 2021-11-17 | 2024-05-31 | 宁波甬赢智能设备有限公司 | Welding clamping device for heavy truck impact welding shoe |
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