CN209407525U - A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line - Google Patents
A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line Download PDFInfo
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- CN209407525U CN209407525U CN201822073273.5U CN201822073273U CN209407525U CN 209407525 U CN209407525 U CN 209407525U CN 201822073273 U CN201822073273 U CN 201822073273U CN 209407525 U CN209407525 U CN 209407525U
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Abstract
A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line, the prior art is overcome not adapt to needs that production line is quickly remodeled and existing zero point magic chuck structure is complicated, it is at high cost, problem inconvenient for operation and low repetitive positioning accuracy, it is characterized in that quick-changing mechanism is connected with daughter board with 4 magic chucks on motherboard, the magic chuck includes tensing set, 3 uniformly distributed steel balls and connecting pin are installed in tensing set, tensioner screw rod is installed in connecting pin, the top of tensioner screw rod is machined with interior hexagonal blind hole, the bottom end of tensioner screw rod is inserted among 3 steel balls, there is provided a kind of quick-changing mechanisms for automobile engine cylinder head intelligence production line for beneficial effect, structure is simple, it is at low cost, repetitive positioning accuracy is high and easy to operate, automobile engine cylinder head intelligence production line cylinder cap is improved to remodel work Efficiency meets and realizes the needs that Multiple Type Flexible production is quickly remodeled in automobile engine cylinder head intelligence production line.
Description
Technical field
The utility model belongs to clamping tool for machine work technical field, in particular to a kind of for automobile engine cylinder head intelligence
The quick-changing mechanism of production line.
Background technique
Cylinder cap is one of most complicated, most representative part in automobile engine, and the precision of cylinder cap processing will be arrived directly
Influence the performance of engine.In the prior art, it due to being mostly single machine or single machining center, is often adopted in general process
Realized with general built-up jig tooling clamp, and general cylinder cap clamp for machining all include positioning mechanism, hold-down mechanism and
Postive stop baffle on the outside of positioning mechanism, such as application No. is CN201620641977.6(CN205765072U) utility model disclose
" a kind of automobile engine cylinder head top surface rough mill fixture ", which includes bottom plate, is located on bottom plate and for cylinder cap
The positioning mechanism of positioning and hold-down mechanism for compressing cylinder cap, further include being located on the bottom plate and being distributed in the localization machine
Postive stop baffle on the outside of structure, positioning mechanism include several support nails being set on bottom plate, the top surface of support nail be for
The plane of engine cylinder cover bottom surface contact.Application No. is CN201620641244.2(CN205733954U) utility model disclose
" a kind of automobile engine cylinder head bottom surface rough mill fixture ", which includes bottom plate, is located on bottom plate and for cylinder cap
The positioning mechanism of positioning and hold-down mechanism for compressing cylinder cap, further include being located on the bottom plate and being distributed in the localization machine
Postive stop baffle on the outside of structure, positioning mechanism include several support plates being set on bottom plate, the top surface of support plate be for
The plane of engine cylinder hd top face contact.This kind of fixture is only that automobile engine cylinder head adds in single machine or single machining center
Work and design, itself do not need to remodel, so not adapting to the needs quickly remodeled.
The applicant devises one kind for automobile engine cylinder head intelligence production line, can realize on the production line more
Kind of model Flexible production, and it is every replace a kind of model cylinder cap and must replace a kind of adaptable fixture therewith, to improve fixture peace
Efficiency is filled, the debug time after cylinder cap is remodeled is reduced, improves processing efficiency, needs a kind of fixture of quickly remodeling；In the prior art
In, the birth of zero point magic chuck improves the efficiency quickly remodeled, still, due to the structural portion of existing zero point magic chuck
Part includes zero-point positioning device assembly, oil circuit Quick change module, manipulator rapid replacing interface module etc., and structure is complicated and at high cost.Application
Number be CN201310548622.3(CN104625817A) disclosure of the invention " a kind of magic chuck ", the application for a patent for invention packet
Chuck body, clamp rod, steel ball and lock sleeve are included, described chuck body one end is provided with mounting hole, chuck body mounting hole
Symmetrical two ball-and-sockets are provided on outer wall, clamp rod is sleeved in the mounting hole of chuck body, and locking is provided on clamp rod
Slot, lock sleeve cover in chuck body, and the inner surface of lock sleeve is the circular conical surface with certain inclination angle, and the steel ball is installed respectively
In two ball-and-sockets, steel ball is stuck in the locking slot of clamp rod, and lock sleeve inner surface is pressed on steel ball, in the chuck body
It is additionally provided with annular groove, check ring is installed in annular groove；The specification of the invention is read over it is found that the invention provided
It is the magic chuck used on a kind of drilling machine, and when replacing clamp rod, operator is needed to buttress clamp rod on the other hand, it on the other hand will lock
Fixed to be pushed into check ring spacing place upwards, at this moment steel ball will unclamp clamp rod, and clamp rod will be from chuck body by self weight
Mounting hole in fall down automatically, then another fixture bar assembly is fitted into chuck body again, so, although the invention can be with
The speed of tool changing is improved, but it is inconvenient for operation, and efficiency is very low, and repetitive positioning accuracy is also very low, does not adapt to car engine
The needs that machine cylinder cap intelligence production line Multiple Type Flexible production is quickly remodeled.
Utility model content
Technical problem to be solved in the utility model is, in place of overcome the deficiencies in the prior art, provides a kind of structure letter
A kind of changing planes fastly for automobile engine cylinder head intelligence production line single, at low cost, repetitive positioning accuracy is high and easy to operate
Structure.
The technical solution that the utility model is taken includes the first L plate and the 2nd L plate, on the first L plate and the 2nd L plate
It is fixedly connected with motherboard, is machined with magic chuck mounting hole in the four corners of the motherboard, and pass through the magic chuck mounting hole
It is connected with daughter board with 4 magic chucks, the first positioning pin needed for the processing of same model cylinder cap is equipped on the daughter board, the
Two positioning pins, the first hold-down mechanism, the second hold-down mechanism, third hold-down mechanism, side backup mechanism, first side position restrainer
Structure, second side position-limit mechanism and lifting tray.
The magic chuck includes tensing set, is machined with the first stepped hole, first rank at the center for tensing set
It is machined with the circular conical surface of a transition between the aperture and macropore in terraced hole, 3 uniformly distributed steel balls are installed in the first stepped hole,
The cylindrical connecting pin that section is T shape is installed in first stepped hole, is machined with second-order at the center of connecting pin
The upper section in terraced hole, second stepped hole is processed as threaded hole, is radially machined in the position that the lower end of connecting pin corresponds to steel ball logical
Saturating ball groove is machined with tensioner seam on connecting pin, and the steel ball is stuck in ball groove, and the inner surface for tensing the circular conical surface of set is pressed in
On steel ball, tensioner screw rod is installed in the threaded hole of connecting pin, the bottom end of tensioner screw rod is inserted among 3 steel balls.
It is also machined in the connecting pin outer surface for the helicla flute containing oil lubrication.
Interior hexagonal blind hole is machined on the top of the tensioner screw rod.
Compared with prior art, the utility model provides a kind of quick change for automobile engine cylinder head intelligence production line
Mechanism, and structure is simple, at low cost, repetitive positioning accuracy is high and easy to operate, improves automobile engine cylinder head and intelligently produces
Line is remodeled the efficiency of work, is met and is realized that Multiple Type Flexible production is quickly remodeled in automobile engine cylinder head intelligence production line
Needs realize the quick model switching of machining center unit, quick-changing mechanism can using hexagon daughter board i.e. can be changed quickly
Do not need to carry out to realize the repetitive positioning accuracy of 0.003mm, and after remodeling every time parameter adjustment and compensation can normally into
Enter production status, improve the installation effectiveness of fixture, to improve the processing efficiency of automobile engine cylinder head intelligence production line.
The utility model is machined in the connecting pin outer surface of magic chuck for the helicla flute containing oil lubrication, can in use
Oil lubrication is contained to magic chuck, the service life of magic chuck can be improved, be also possible to prevent the quadrangle to quick-changing mechanism motherboard
The abrasion of the magic chuck mounting hole at place, improves the service life of quick-changing mechanism.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model quick-changing mechanism,
Fig. 2 is the main view of the utility model quick-changing mechanism,
Fig. 3 is the top view of Fig. 2,
Fig. 4 is the main view of the utility model magic chuck,
Fig. 5 is the A-A cross-sectional view of Fig. 4,
Fig. 6 is the B-B cutaway view Amplified image of Fig. 5.
In figure:
The first L plate of 1-1., the 2nd L plate of 1-2.,
2. motherboard, 3. daughter boards,
4. magic chuck,
4-1. connecting pin,
4-1-1. tensioner seam, 4-1-2. ball groove,
The second stepped hole of 4-1-3., 4-1-4. threaded hole, 4-1-5. helicla flute,
4-2. tensioner screw rod, hexagonal blind hole in 4-2-1.,
4-3., which is tensed, to be covered, the first stepped hole of 4-3-1., 4-3-2. circular conical surface,
4-4. steel ball,
5. the first positioning pin, 6. second positioning pins,
The first hold-down mechanism of 7-1., the second hold-down mechanism of 7-2., 7-3. third hold-down mechanism,
8. side backup mechanism,
9-1. first side position-limit mechanism, 9-2. second side position-limit mechanism,
10. lifting tray.
Specific embodiment
As shown in Figure 1, Figure 2 and Figure 3, the quick-changing mechanism that the utility model uses includes the first L plate 1-1 and the 2nd L plate 1-
2, it is fixedly connected with motherboard 2 on the first L plate 1-1 and the 2nd L plate 1-2, is machined with magic chuck in the four corners of the motherboard 2
Pacify mounting hole, is connected with daughter board 3 by 4 magic chucks 4 of magic chuck mounting hole that four corners are processed on motherboard 2,
First positioning pin 5, the second positioning pin 6, the first hold-down mechanism 7- needed for being equipped with same model cylinder cap processing on the daughter board 3
1, the second hold-down mechanism 7-2, third hold-down mechanism 7-3, side backup mechanism 8, first side position-limit mechanism 9-1, second side
Position-limit mechanism 9-2 and lifting tray 10, in use, this quick-changing mechanism is mounted on vapour by the first L plate 1-1 and the 2nd L plate 1-2
On the workbench of car engine cylinder cap intelligence one machining center of production line, wherein motherboard 2 is fixed in machining center therewith
On workbench, for daughter board 3 for being accurately positioned, the cylinder cap workpiece of different model uses different daughter boards, and need of work carries out cylinder cap
When workpiece is remodeled, 4 magic chucks 4 are removed, the quick model of machining center can be realized by quick-replaceable daughter board 3 and switch,
The repetitive positioning accuracy of 0.003mm may be implemented in quick-changing mechanism, and does not need to carry out the adjustment and compensation of parameter every time after remodeling
Production status can be normally entered.
As shown in Figure 4, Figure 5 and Figure 6, magic chuck 4 described in the utility model includes tensing set 4-3, is covered in the tension
The center of 4-3 is machined with a first stepped hole 4-3-1, is machined between the aperture and macropore of the first stepped hole 4-3-1
The circular conical surface 4-3-2 of one transition is equipped with 3 uniformly distributed steel ball 4-4, in first rank in the first stepped hole 4-3-1
The cylindrical connecting pin 4-1 that section is T shape is installed in terraced hole 4-3-1, is machined with the second ladder at the center of connecting pin 4-1
The upper section of hole 4-1-3, second stepped hole 4-1-3 are processed as threaded hole 4-1-4, correspond to steel ball 4-4 in the lower end of connecting pin 4-1
Position be radially machined with penetrating ball groove 4-1-2, be machined on connecting pin 4-1 tensioner seam 4-1-1, outside connecting pin 4-1
Surface is also machined with to be stuck in ball groove 4-1-2 for the helicla flute 4-1-5 containing oil lubrication, the steel ball 4-4, tenses set 4-3's
Circular conical surface 4-3-2 inner surface is pressed on steel ball 4-4, and tensioner screw rod 4-2 is equipped in the threaded hole 4-1-4 of connecting pin 4-1, is risen
The bottom end of tight screw rod 4-2 is inserted among 3 steel ball 4-4, is machined with interior hexagonal blind hole 4- on the top of the tensioner screw rod 4-2
2-1 is passed through from the mounting hole of 2 bottom of motherboard in use, tensing set 4-3, and connecting pin 4-1 is from the mounting hole above daughter board 3
It is tensed in set 4-3 across insertion, tightens interior hexagonal blind hole 4-2-1 using hexagon, by tensioner screw rod 4-2 by steel ball 4-4
Tensioner, at this point, connecting pin 4-1 tensioner seam 4-1-1 expansion, thus make connecting pin 4-1, tensioner screw rod 4-2 and tense set 4-3 with
Steel ball 4-4 is mutually held tightly, is fixed daughter board 3 and motherboard 2 and is clamped in connecting pin 4-1 and tenses between set 4-3, realizes daughter board 3
With being fixedly connected for motherboard 2；Conversely, unscrewing interior hexagonal blind hole 4-2-1 using hexagon, risen by tensioner screw rod 4-2 release
Clamp force, at this point, connecting pin 4-1 tensioner seam 4-1-1 tightening, thus make connecting pin 4-1, tensioner screw rod 4-2 and tense set 4-3 with
Steel ball 4-4 leaves each other, and extracts connecting pin 4-1, i.e., Ke Kuaisugenghuan daughter board 3.
Claims (4)
1. a kind of quick-changing mechanism for automobile engine cylinder head intelligence production line, including the first L plate (1-1) and the 2nd L plate (1-
2), which is characterized in that motherboard (2) are fixedly connected on the first L plate (1-1) and the 2nd L plate (1-2), in the motherboard
(2) four corners are machined with magic chuck peace mounting hole, and are connected by the magic chuck mounting hole with 4 magic chucks (4)
There are daughter board (3), the first positioning pin (5), the second positioning pin needed for same model cylinder cap processing is equipped on the daughter board (3)
(6), the first hold-down mechanism (7-1), the second hold-down mechanism (7-2), third hold-down mechanism (7-3), side backup mechanism (8),
One side position-limit mechanism (9-1), second side position-limit mechanism (9-2) and lifting tray (10).
2. a kind of quick-changing mechanism for automobile engine cylinder head intelligence production line according to claim 1, feature exist
In the magic chuck (4) includes tensing set (4-3), is machined with the first stepped hole (4- at the center for tensing set (4-3)
3-1), the circular conical surface (4-3-2) of a transition is machined between the aperture and macropore of first stepped hole (4-3-1),
3 uniformly distributed steel balls (4-4) are installed in one stepped hole (4-3-1), section is installed in first stepped hole (4-3-1)
For the cylindrical connecting pin (4-1) of T shape, it is machined with the second stepped hole (4-1-3) at the center of connecting pin (4-1), this second
The upper section of stepped hole (4-1-3) is processed as threaded hole (4-1-4), corresponds to the position of steel ball (4-4) in the lower end of connecting pin (4-1)
Radial direction is machined with penetrating ball groove (4-1-2), and tensioner seam (4-1-1), the steel ball (4-4) are machined on connecting pin (4-1)
It is stuck in ball groove (4-1-2), the inner surface for tensing the circular conical surface (4-3-2) of set (4-3) is pressed on steel ball (4-4), in connecting pin
It is equipped with tensioner screw rod (4-2) in the threaded hole (4-1-4) of (4-1), the bottom end of tensioner screw rod (4-2) is inserted in 3 steel ball (4-
4) intermediate.
3. a kind of quick-changing mechanism for automobile engine cylinder head intelligence production line according to claim 2, feature exist
In being also machined in the outer surface the connecting pin (4-1) for the helicla flute (4-1-5) containing oil lubrication.
4. a kind of quick-changing mechanism for automobile engine cylinder head intelligence production line according to claim 2, feature exist
In being machined with interior hexagonal blind hole (4-2-1) on the top of the tensioner screw rod (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073273.5U CN209407525U (en) | 2018-12-11 | 2018-12-11 | A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822073273.5U CN209407525U (en) | 2018-12-11 | 2018-12-11 | A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line |
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| Publication Number | Publication Date |
|---|---|
| CN209407525U true CN209407525U (en) | 2019-09-20 |
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ID=67937573
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822073273.5U Active CN209407525U (en) | 2018-12-11 | 2018-12-11 | A kind of quick-changing mechanism for automobile engine cylinder head intelligence production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025365A (en) * | 2020-08-14 | 2020-12-04 | 昆明云内动力股份有限公司 | Machining clamp for cylinder cover blank adopting robot feeding and discharging mode |
-
2018
- 2018-12-11 CN CN201822073273.5U patent/CN209407525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025365A (en) * | 2020-08-14 | 2020-12-04 | 昆明云内动力股份有限公司 | Machining clamp for cylinder cover blank adopting robot feeding and discharging mode |
| CN112025365B (en) * | 2020-08-14 | 2022-04-05 | 昆明云内动力股份有限公司 | Machining clamp for cylinder cover blank adopting robot feeding and discharging mode |
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