CN208132505U - A kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod - Google Patents
A kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod Download PDFInfo
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- CN208132505U CN208132505U CN201820682060.XU CN201820682060U CN208132505U CN 208132505 U CN208132505 U CN 208132505U CN 201820682060 U CN201820682060 U CN 201820682060U CN 208132505 U CN208132505 U CN 208132505U
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- connecting rod
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- positioning
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Abstract
The utility model discloses a kind of multistation to bore, the big aperture flexibility magic chuck of boring connecting rod, including platen, supporting mechanism and connecting rod clamp quick-changing mechanism, and the side that connecting rod clamps quick-changing mechanism is provided with big end positioning mechanism and side clamp system；It includes subtemplate that connecting rod, which clamps quick-changing mechanism, and small end fixed mechanism and big end fixed mechanism are equipped on the top surface of subtemplate；When work, connecting rod is placed on to the positioning that large and small end is carried out on connecting rod clamping quick-changing mechanism first, then big end positioning mechanism and side clamp system form secondary positioning and side clamping to the big end of connecting rod.The utility model is skillfully constructed, and realizes that different category flexibility of linking rod quick changes produce by replacing subtemplate mode, greatly improves working efficiency of remodeling；And integral replacing subtemplate, improve position stability；It drives clamp jaw to be directly clamped to connecting rod tip by cylinder, avoids lever clamping structure bring system foozle, improve positioning accuracy.
Description
Technical field
The utility model relates to IC engine link rod manufacturing technology fields more particularly to a kind of multistation to bore, boring connecting rod size
Hole flexibility magic chuck.
Background technique
Connecting rod is driving parts important in engine, is mainly made of big stomidium, small stomidium and bar muscle, two of them hole
It is the main working position of connecting rod.The major function of connecting rod is to convert the linear reciprocating motion of piston to the rotation fortune of crankshaft
It is dynamic, outside output torque.By high-frequency alternate load effect in connecting rod work, therefore process is fabricated in automobile connecting bar
In, it is desirable that reach micron order machining accuracy, to guarantee higher intensity requirement.
Different cultivars connecting rod basic system is similar, and two holes one side is generallyd use in machining and is positioned, but is bored, boring connecting rod
When big aperture process processing, the large and small hole of connecting rod is not yet processed, and can not be used as positioning datum, can only be using forging
Blank shape carries out positioning clamping, and different cultivars connecting rod blank appearance difference is big, by blank forging error and upper anvil tool mismatch
It influences, causes production to remodel cumbersome, adjustment time is long, and rear stability of remodeling is not high, and repetitive positioning accuracy is poor, leads to connecting rod
It is even to process metapore wall unevenness, so that subsequent semifinishing, finishing position error increase, machining allowance is uneven, or even adds
Spare time measures insufficient part rejection.
Utility model content
The purpose of the utility model is to provide a kind of multistation to bore, the big aperture flexibility magic chuck of boring connecting rod, solves existing
Positioning device stability is poor when technology Machining of Connecting Rod, and repetitive positioning accuracy is poor, causes Machining of Connecting Rod metapore wall unevenness even, quality
It cannot be guaranteed that the problem of.
In order to solve the above technical problems, the utility model adopts the following technical solution：
A kind of multistation brill of the utility model, the big aperture flexibility magic chuck of boring connecting rod, including platen, support machine
Structure and the connecting rod at top clamp quick-changing mechanism, and the connecting rod clamps quick-changing mechanism and is mounted on the lathe work by supporting mechanism
On platform；The side that the connecting rod clamps quick-changing mechanism is provided with big end positioning mechanism and side clamp system；By connecting rod to be processed
It is placed on the connecting rod to clamp on quick-changing mechanism, the big end positioning mechanism and side clamp system form the big end of the connecting rod
Positioning and side clamp；
The supporting mechanism includes clamp bottom board, vertical plate, the first upper plate and the second upper plate, and the clamp bottom board passes through bolt
Component is connected on the table top of the platen, and first upper plate and the second upper plate are arranged side by side and are connected by the vertical plate
It connects on the clamp bottom board；
It includes subtemplate that the connecting rod, which clamps quick-changing mechanism, be equipped on the top surface of the subtemplate small end fixed mechanism and
Big end fixed mechanism, the small end fixed mechanism include small end V-block, small end locating piece and small end clamp plate, the small end V-block
It is mounted on the subtemplate by small end cushion block, and small end V-block is located on the outside of the small end of the connecting rod, the small end positioning
Block is mounted on the subtemplate, and positioning in the small end through-hole of the connecting rod is extend at the top of the small end locating piece；It is described
Small end clamp plate is connected on small end oil cylinder and is driven by the small end oil cylinder and completes to compress operation；
The big end fixed mechanism includes big end locating piece and big end clamp plate, and the big end locating piece is mounted on the submodule
On plate, it extend into positioning, the big end clamp plate in the big end through-hole of the connecting rod at the top of the big end locating piece and is connected to rotation
Turn on oil cylinder and drive by the rotary oil cylinder to complete to compress operation.
Further, sliding slot, the sliding slot and the vertical plate are provided on the bottom surface of first upper plate and the second upper plate
Sliding rail on top surface matches, both relative motion adjustings that first upper plate and the second upper plate pass through the sliding slot and sliding rail
Distance.
Further, the big end positioning mechanism includes standing screw and mandril, and the standing screw passes through screw rod branch
Bracer is mounted on second upper plate, and mandril guide sleeve is connected on the standing screw, and the mandril is mounted on the top
In bar guide sleeve, the side of the mandril is withstood on the outside of the big end of the connecting rod, and the other side of mandril is provided with spring, the bullet
The both ends of spring are against respectively on the opposite face of the mandril and standing screw.
Further, the side clamp system includes that side clamps clamping jaw and side clamping cylinder, and the side clamping cylinder is logical
Cylinder cushion block to be crossed to be mounted on second upper plate, the working end of the side clamping cylinder clamps clamping jaw with the side and is connected,
Side gripping block has been bolted in the head that the side clamps clamping jaw, and the side gripping block is connected to the stub end of the connecting rod
Outside forms clamping positioning.
Further, the subtemplate includes subtemplate A and subtemplate B two types, and the subtemplate A and submodule
Positioning spline horizontally and vertically is provided on plate B.
Further, the small end V-block is mounted on the small end cushion block by bolt, the small end cushion block and institute
It states small end locating piece and passes through bolt and be mounted on the subtemplate；The big end locating piece is mounted on the submodule by bolt
On plate.
Compared with prior art, the advantageous effects of the utility model：
When the utility model flexibility magic chuck produces connecting rod, connecting rod is placed in small end locating piece first and big end positions
On block, hole of the aperture of connecting rod in small end locating piece is coaxial, and macropore and the hole in big end locating piece are coaxial, and mandril passes through spring
At the top of pressure compaction connecting rod tip, wrist-pin end of connecting rod is stuck in the V-type inclined-plane of small end V-block, the connecting rod of clamping is made a reservation for
Position.After lathe starting, processing program is run, two sides clamping cylinder first acts, and clamping jaw is clamped by side and drives the movement of side gripping block,
Secondary positioning is carried out to the connecting rod on locating piece and is clamped, small end cylinder action drives small end clamp plate to compress and connects by lever at this time
Bar；Big end clamp plate is mounted on the rotary oil cylinder piston column of big end and is connected by pin shaft, moves downward drive after piston rotation
Big end clamp plate realizes downwards the compression to connecting rod, and then lathe completes the processing to connecting rod brill, the big aperture of boring according to program.With it is existing
There is technology to compare, the positioning such as whole locating pieces, backing plate, gripping block Clamp blocks are only needed replacing when different type product changes production i.e.
Can, the utility model is skillfully constructed, and realizes that different category flexibility of linking rod quick changes produce by replacing subtemplate mode, greatly
Improve working efficiency of remodeling；And integral replacing subtemplate, improve position stability；Drive clamp jaw directly right by cylinder
Connecting rod tip is clamped, and is avoided lever clamping structure bring system foozle, is improved positioning accuracy.
Detailed description of the invention
The utility model is described in further detail for explanation with reference to the accompanying drawing.
Fig. 1 is the utility model multistation brill, the big aperture flexibility magic chuck main view of boring connecting rod；
Fig. 2 is the utility model multistation brill, the big aperture flexibility magic chuck top view of boring connecting rod；
Fig. 3 is the structural schematic diagram of the utility model big end positioning mechanism；
Fig. 4 is the utility model subtemplate A structural schematic diagram；
Fig. 5 is the utility model subtemplate B structure schematic diagram；
Description of symbols：1-platen, 2-clamp bottom boards, 3-vertical plates, the 4-the first upper plate, on 5-the second
Plate, 6-subtemplates, 7-small end cushion blocks, 8-small end V-blocks, 9-small end locating pieces, 10-big end locating pieces, 11-connecting rods,
12-sides clamp clamping jaw, 13-mandrils, 14-springs, 15-mandril guide sleeves, 16-standing screws, 17-screw support blocks,
18-side clamping cylinders, 19-cylinder cushion blocks, 20-rotary oil cylinders, 21-big end clamp plates, 22-small end clamp plates, 23-small ends oil
Cylinder.
Specific embodiment
As shown in Figs 1-4, a kind of multistation brill, the big aperture flexibility magic chuck of boring connecting rod, including platen 1, branch
Support mechanism and the connecting rod at top clamp quick-changing mechanism, and the connecting rod clamps quick-changing mechanism and is mounted on the lathe by supporting mechanism
On workbench 1；The side that the connecting rod clamps quick-changing mechanism is provided with big end positioning mechanism and side clamp system；It will be to be processed
Connecting rod 11 is placed on the connecting rod and clamps on quick-changing mechanism, and the big end positioning mechanism and side clamp system are to the connecting rod 11
Big end forms secondary positioning and side clamps；
The supporting mechanism includes clamp bottom board 2, vertical plate 3, the first upper plate 4 and the second upper plate 5, and the clamp bottom board 2 is logical
It crosses bolt assembly to be connected on the table top of the platen 1, first upper plate 4 and the second upper plate 5 are arranged side by side and pass through
The vertical plate 3 is connected on the clamp bottom board 2；
It includes subtemplate 6 that the connecting rod, which clamps quick-changing mechanism, is equipped with small end fixed mechanism on the top surface of the subtemplate 6
With big end fixed mechanism, the small end fixed mechanism includes small end V-block 8, small end locating piece 9 and small end clamp plate 22, described small
End V-block 8 is mounted on the subtemplate 6 by small end cushion block 7, and small end V-block 8 is located at outside the small end of the connecting rod 11
Side, the small end locating piece 9 are mounted on the subtemplate 6, and the top of the small end locating piece 9 extend into the connecting rod 11
Positioning in small end through-hole；The small end clamp plate 22 is connected on small end oil cylinder 23 and completes pressure by the small end oil cylinder 23 driving
Tight operation；
The big end fixed mechanism includes big end locating piece 10 and big end clamp plate 21, and the big end locating piece 10 is mounted on institute
It states on subtemplate 6, the top of the big end locating piece 10 extend into positioning, the big side pressure in the big end through-hole of the connecting rod 11
Plate 21 is connected on rotary oil cylinder 20 and is driven by the rotary oil cylinder 20 and completes to compress operation.Specifically, small end clamp plate
It is connected on small end oil cylinder using articulated manner, small end Cylinder Plunger moves upwards, and drives small end clamp plate to be pressed on by lever
On the small end of connecting rod；Big end clamp plate is mounted on the piston boit of rotary oil cylinder, is connected by pin shaft, to lower fortune after piston boit rotation
It is dynamic to drive big end clamp plate, it realizes and the big end of connecting rod is compressed.
Sliding slot is provided on the bottom surface of first upper plate 4 and the second upper plate 5, on the sliding slot and 3 top surface of vertical plate
Sliding rail match, first upper plate 4 and the second upper plate 5 by the relative motion of the sliding slot and sliding rail both adjust away from
From.
The big end positioning mechanism includes standing screw 16 and mandril 13, and the standing screw 16 passes through screw support block 17
It is mounted on second upper plate 5, mandril guide sleeve 15 is connected on the standing screw 16, the mandril 13 is mounted on described
In mandril guide sleeve 15, the side of the mandril 13 is withstood on the outside of the big end of the connecting rod 11, and the other side of mandril 13 is provided with
Spring 14, the both ends of the spring 14 are against respectively on the opposite face of the mandril 13 and standing screw 16.
The side clamp system includes that side clamping clamping jaw 12 and side clamping cylinder 18, the side clamping cylinder 18 pass through cylinder
Cushion block 19 is mounted on second upper plate 5, and the working end of the side clamping cylinder 18 clamps clamping jaw 12 with the side and is connected,
Side gripping block has been bolted in the head that the side clamps clamping jaw 12, and the side gripping block is connected to the big of the connecting rod 11
Clamping positioning is formed on the outside of head end.
The subtemplate 6 includes subtemplate A and subtemplate B two types, and is all provided on the subtemplate A and subtemplate B
It is equipped with positioning spline horizontally and vertically.
The small end V-block 8 is mounted on the small end cushion block 7 by bolt, and the small end cushion block 7 and the small end are fixed
Position block 9 is mounted on the subtemplate 6 by bolt；The big end locating piece 10 is mounted on the subtemplate 6 by bolt
On.
The action process of the utility model is as follows：
When producing and processing connecting rod using this flexibility magic chuck, firstly, connecting rod 11 is placed in small end locating piece 9 and big end
On locating piece 10, aperture and the hole in small end locating piece 9 are coaxial, and macropore and the hole in big end locating piece 9 are coaxial, big end localization machine
The mandril 13 of structure is compressed at the top of the big end of connecting rod 11 by the effect of spring 14, and the small end of connecting rod 11 is stuck in small end V-block 8,
Connecting rod is pre-positioned；After lathe starting, processing program is run, side clamping cylinder 18 first acts, and clamps folder by two sides
Pawl 12 drives the movement of side gripping block, carries out secondary positioning to connecting rod and clamps；At this point, small end cylinder action, because of small end clamp plate 22
It is hinged on and is mounted on small end oil cylinder 23, the plunger of small end oil cylinder moves up through leverage and small end clamp plate 22 is driven to compress
Connecting rod；Meanwhile big end clamp plate 21 is mounted on rotary oil cylinder 20 by pin shaft, the piston boit rotation of rotary oil cylinder moves downward band
Clamping of the big end clamp plate 21 to connecting rod is moved, then lathe completes the processing to connecting rod brill, the big aperture of boring according to program.The fixture work
When making, big small end realizes positioning and locking simultaneously, and positioning accuracy is high, and stability is good, and the connecting rod quality processed is easy to get guarantor
Card.
In addition, when the connecting rod specification of processing changes, it is only necessary to small by being installed on subtemplate 6 and subtemplate 6
End fixed mechanism and big end fixed mechanism are integrally replaced, and dismounting and change is convenient and efficient, and because on subtemplate 6
Large and small end fixed mechanism does not need individually to dismantle installation, therefore secondary installing accurate positioning.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to the utility model
Range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are practical new to this
The various changes and improvements that the technical solution of type is made should all fall into the protection scope that the utility model claims book determines
It is interior.
Claims (6)
1. a kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：Including platen (1), support
The connecting rod at mechanism and top clamps quick-changing mechanism, and the connecting rod clamps quick-changing mechanism and is mounted on the lathe worker by supporting mechanism
Make on platform (1)；The side that the connecting rod clamps quick-changing mechanism is provided with big end positioning mechanism and side clamp system；It will be to be processed
Connecting rod (11) is placed on the connecting rod and clamps on quick-changing mechanism, and the big end positioning mechanism and side clamp system are to the connecting rod
(11) big end forms secondary positioning and side clamps；
The supporting mechanism includes clamp bottom board (2), vertical plate (3), the first upper plate (4) and the second upper plate (5), the clamp bottom board
(2) it is connected to by bolt assembly on the table top of the platen (1), first upper plate (4) and the second upper plate (5) are simultaneously
Row is arranged through the vertical plate (3) and is connected on the clamp bottom board (2)；
It includes subtemplate (6) that the connecting rod, which clamps quick-changing mechanism, is equipped with small end fixed mechanism on the top surface of the subtemplate (6)
With big end fixed mechanism, the small end fixed mechanism includes small end V-block (8), small end locating piece (9) and small end clamp plate (22),
The small end V-block (8) is mounted on the subtemplate (6) by small end cushion block (7), and small end V-block (8) is located at the company
On the outside of the small end of bar (11), the small end locating piece (9) is mounted on the subtemplate (6), the top of the small end locating piece (9)
Portion extend into positioning in the small end through-hole of the connecting rod (11)；The small end clamp plate (22) is connected on small end oil cylinder (23) and leads to
Small end oil cylinder (23) driving is crossed to complete to compress operation；
The big end fixed mechanism includes big end locating piece (10) and big end clamp plate (21), and the big end locating piece (10) is mounted on
On the subtemplate (6), positioning, institute in the big end through-hole of the connecting rod (11) are extend at the top of the big end locating piece (10)
Big end clamp plate (21) is stated to be connected on rotary oil cylinder (20) and drive completion to compress operation by the rotary oil cylinder (20).
2. multistation according to claim 1 bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：Described
Sliding slot, the sliding slot and the sliding rail phase on the vertical plate (3) top surface are provided on the bottom surface of one upper plate (4) and the second upper plate (5)
Matching, first upper plate (4) and the second upper plate (5) adjust the distance of the two by the relative motion of the sliding slot and sliding rail.
3. multistation according to claim 1 bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：It is described big
End positioning mechanism includes standing screw (16) and mandril (13), and the standing screw (16) is mounted on by screw support block (17)
It on second upper plate (5), is connected with mandril guide sleeve (15) on the standing screw (16), the mandril (13) is mounted on institute
State in mandril guide sleeve (15), the side of the mandril (13) is withstood on the outside of the big end of the connecting rod (11), mandril (13) it is another
Side is provided with spring (14), and the both ends of the spring (14) are against the opposite of the mandril (13) and standing screw (16) respectively
On face.
4. multistation according to claim 1 bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：The side
Clamp system includes that side clamps clamping jaw (12) and side clamping cylinder (18), and the side clamping cylinder (18) passes through cylinder cushion block (19)
It being mounted on second upper plate (5), the working end of the side clamping cylinder (18) clamps clamping jaw (12) with the side and is connected,
Side gripping block has been bolted in the head that the side clamps clamping jaw (12), and the side gripping block is connected to the connecting rod (11)
Stub end on the outside of formed clamping positioning.
5. multistation according to claim 1 bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：The son
Template (6) includes subtemplate A and subtemplate B two types, and is provided with horizontal direction on the subtemplate A and subtemplate B
With the positioning spline of vertical direction.
6. multistation according to claim 1 bores, the big aperture flexibility magic chuck of boring connecting rod, it is characterised in that：It is described small
End V-block (8) is mounted on the small end cushion block (7) by bolt, the small end cushion block (7) and the small end locating piece (9)
It is mounted on the subtemplate (6) by bolt；The big end locating piece (10) is mounted on the subtemplate (6) by bolt
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820682060.XU CN208132505U (en) | 2018-05-09 | 2018-05-09 | A kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820682060.XU CN208132505U (en) | 2018-05-09 | 2018-05-09 | A kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208132505U true CN208132505U (en) | 2018-11-23 |
Family
ID=64312874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820682060.XU Active CN208132505U (en) | 2018-05-09 | 2018-05-09 | A kind of multistation bores, the big aperture flexibility magic chuck of boring connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208132505U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199252A (en) * | 2021-05-26 | 2021-08-03 | 江麓机电集团有限公司 | Efficient boring and milling clamp based on double-sided boring and milling center and boring and milling process method |
| CN114850920A (en) * | 2022-06-06 | 2022-08-05 | 山东汇金股份有限公司 | Gap bridge type self-centering rotating hydraulic clamp suitable for multi-process machining |
-
2018
- 2018-05-09 CN CN201820682060.XU patent/CN208132505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199252A (en) * | 2021-05-26 | 2021-08-03 | 江麓机电集团有限公司 | Efficient boring and milling clamp based on double-sided boring and milling center and boring and milling process method |
| CN114850920A (en) * | 2022-06-06 | 2022-08-05 | 山东汇金股份有限公司 | Gap bridge type self-centering rotating hydraulic clamp suitable for multi-process machining |
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