CN108098677B - Valve press suitable for multiple angles - Google Patents
Valve press suitable for multiple angles Download PDFInfo
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- CN108098677B CN108098677B CN201711427297.XA CN201711427297A CN108098677B CN 108098677 B CN108098677 B CN 108098677B CN 201711427297 A CN201711427297 A CN 201711427297A CN 108098677 B CN108098677 B CN 108098677B
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- piece
- object stage
- driving piece
- limiting
- stopper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Abstract
The invention provides a valve press suitable for multiple angles, which is used for solving the problems that the press fitting efficiency is low and the press fitting of valves with different angles cannot be suitable in the prior art. It includes: the pressing head comprises a linear driving piece for providing driving power, a mounting seat and at least two tail end pressing pieces, each tail end pressing piece is mounted on the mounting seat, the position of each tail end pressing piece is adjustable, each tail end pressing piece comprises a hard outer shell and a deformation inner core, the hard outer shell is of a cylindrical structure with one end being downward and vertically opened, and the deformation inner core is arranged in the hard outer shell; the displacement mechanism comprises an object stage, a driving piece and a limiting mechanism, wherein the object stage is used for mounting an engine cylinder head, the driving piece drives the object stage to turn over on the support lug, and the limiting mechanism limits forward rotation limit displacement and reverse rotation limit displacement of the object stage; and the bracket is used for mounting the pressure head and the displacement mechanism.
Description
Technical Field
The invention relates to the field of engine cylinder head locking and clamping press-fitting equipment, in particular to a multi-angle-adaptive valve press.
Background
The key parts of engine cylinder head valve type engine technology, cylinder head valve collet pressure equipment process are complicated, and spare part is more, and artifical the participation is more, in order to guarantee normal production beat and quality, must use easy and simple to handle, and the high auxiliary assembly of work efficiency to the failure rate height has increased artifical intensity of labour, can not satisfy the production demand of enterprise.
The valve of the engine cylinder head is usually in an inclined structure, and the inclined angle forms a v-shaped structure in two directions, so that the cylinder head has to be repeatedly moved to align the valve and a pressure head during press fitting and then the press fitting is carried out, the operation is complex, the alignment is required every time, and the working efficiency is low.
The existing press fitting can only press fit one valve at a time, the working efficiency is low, one press can only be suitable for the model of one engine, and the purchase cost of equipment and the efficiency of press fitting of a cylinder head locking clamp are greatly increased.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention provides a valve pressing machine suitable for multiple angles, which is used to solve the problems of low pressing efficiency and incapability of adapting to pressing of valves with different angles in the prior art.
To achieve the above and other related objects, the present invention provides a valve press adaptable to multiple angles, comprising:
the pressing head comprises a linear driving piece for providing driving power, a mounting seat and at least two tail end pressing pieces, wherein the linear driving piece drives the mounting seat to move linearly, each tail end pressing piece is mounted on the mounting seat, the position of each tail end pressing piece is adjustable, each tail end pressing piece comprises a hard shell and a deformation inner core, the hard shell is of a cylindrical structure with one end being downward and vertically opened, and the deformation inner core is arranged in the hard shell;
the displacement mechanism comprises an object stage, a driving piece and a limiting mechanism, wherein the object stage is used for mounting an engine cylinder head, the object stage is fixed on a pair of support lugs through a revolute pair, the driving piece drives the object stage to overturn on the support lugs, and the limiting mechanism limits forward limit displacement and reverse limit displacement of the object stage;
and the support is used for mounting the pressure head and the displacement mechanism.
The quantity of terminal casting die is more than one, once can press two at least valves, the position of terminal casting die can be adjusted simultaneously, when the model of engine is different, the distance between the valve is different, can adapt to the interval between the valve that corresponds through the relative distance between the regulation terminal casting die, work efficiency has been improved, equipment purchase cost has been reduced, the thing platform can overturn, the cylinder head of engine is installed on the objective table, the objective table is driven by the driving piece, the cylinder head of engine follows the upset, the valve of engine cylinder head can align with the pressure head, realize the pressure equipment of an angle, it is when needing another angle, the driving piece redrive objective table upset to another angle can, high work efficiency, the pressure equipment to individual valve is realized to a clamping.
Preferably, the last screens spout that opens of mount pad, it is protruding to be equipped with the screens on the terminal casting die, the screens protruding with the cooperation of screens spout, still be equipped with the retaining member on the mount pad, when the retaining member loosens the screens arch can slide in the screens spout.
The adjustment is convenient, and the positioning effect is better when adjusting.
Preferably, the side surface of the mounting seat is provided with a scale, the scale is arranged in the sliding direction of the tail end pressing piece, and the tail end pressing piece is provided with a pointer.
The real-time visualization of the adjusted distance is realized, and the adjustment is more accurate and quicker.
Preferably, the drive is a linear drive.
Preferably, the pivot end of the driving member is a hinged end, and the output end of the driving member is hinged to the object stage.
When the adjusting device is used for adjusting the object stage, the output end of the driving piece extends, the fulcrum end rotates, the output end also rotates to a certain degree, the overturning of the object stage is effectively controlled, and the cost is low.
Preferably, a support arm is fixed on the objective table, one end of the support arm is fixedly connected with the objective table, and the other end of the support arm is hinged with the output end of the driving member.
The rotating torque is increased, the force required by driving is smaller, and the output shaft of the driving piece is not easy to interfere with the objective table.
Preferably, the support lug is fixed on a first fixing plate, a receiving through hole is formed in the first fixing plate, and the object stage can rotate in the receiving through hole.
Preferably, the limiting mechanism comprises a clamping block, a first limiting block and a second limiting block, the clamping block and the object stage synchronously rotate, the first limiting block and the second limiting block are respectively matched with the clamping block, and the first limiting block and the second limiting block respectively limit forward rotation limit displacement and reverse rotation limit displacement of the clamping block along with the object stage during rotation.
Preferably, the driving part and the limiting mechanism are mounted on a second fixing plate, a guide rail is arranged on the second fixing plate, more than one first limiting block and more than one second limiting block are arranged, and the positions of the first limiting blocks and the positions of the second limiting blocks on the guide rail are adjustable.
Preferably, one of the first limiting blocks and one of the second limiting blocks are fixed together to form a limiting group, the position of the limiting group on the guide rail is adjustable, and the limiting positions of the limiting groups for limiting the rotation of the clamping block are different.
The rotation displacement limitation of different gears is realized so as to adapt to the cylinder heads of engines of different models.
As mentioned above, the valve press adaptive to multiple angles has the following beneficial effects:
through the setting of a plurality of end casting die, the efficiency of work has been improved, distance through end casting die can be adjusted, realized that a press can adapt to the cylinder end lock clamp pressure equipment of the engine of different models, practice thrift the cost, to the cylinder end pressure equipment of the valve setting of different angles, only need fix a cylinder end, just can carry out the pressure equipment with the valve of each angle, when the valve of an angle was accomplished in the pressure equipment, with driving piece drive objective table rotate to another angle can, convenient operation. And through the matching of the deformation inner core and the hard shell, the press fitting quality is improved
Drawings
Fig. 1 shows a schematic view of a prior art engine cylinder head.
Fig. 2 is a perspective view of a multi-angle adaptive valve press according to the present invention.
Fig. 3 is a front view of the valve press adapted to multiple angles according to the present invention.
Fig. 4 shows a schematic view of the construction of the indenter.
Fig. 5 shows a schematic view of the mating of end press 3 and mount 2.
Fig. 6 is a front view of the indexing mechanism.
Fig. 7 shows a rear view of the indexing mechanism.
Fig. 8 shows a side view of the indexing mechanism.
Fig. 9 shows a perspective view of the indexing mechanism.
Fig. 10 is a schematic view of the first flip angle of the shift mechanism.
Fig. 11 is a schematic view showing the second turning angle of the shift mechanism.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood by referring to fig. 1 to 11 that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for understanding and reading the disclosure of the specification, and are not used to limit the practical limit of the present invention, so that they have no technical significance, and any structural modifications, ratio changes or size adjustments should fall within the scope of the present invention without affecting the function and the achievable object of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the valves on the cylinder head of the engine are arranged in a V-shape.
Referring to fig. 2 and 3, a valve press adapted to multiple angles includes: the device comprises a pressure head, a displacement mechanism and a support, wherein the support is used for installing the pressure head and the displacement mechanism.
Referring to fig. 6 to 11, the displacement mechanism includes a stage a1, a driving member B and a limiting mechanism C. Specifically, the object stage a1 is used for mounting an engine cylinder head, the object stage a1 is fixed on a pair of support lugs a11 through a revolute pair, the support lugs a11 are fixed on a first fixing plate a13, a receiving through hole is formed in the first fixing plate a13, and the object stage a1 can rotate in the receiving through hole. The specific implementation mode is that a rotating shaft passes through a pair of the support lugs A11 and is matched through a bearing, and the object stage A1 and the rotating shaft are fixed. Specifically, the driving element B drives the object stage a1 to turn over on the support lug a11, and the driving element B is a linear driving element B, and is preferably an air cylinder. The driving part B can also be a motor, a hydraulic cylinder and the like. The pivot end of the driving piece B is a hinged end, and the output end of the driving piece B is hinged with the object stage A1. A support arm A12 is fixed on the object stage A1, one end of the support arm A12 is fixedly connected with the object stage A1, and the other end of the support arm A12 is hinged with the output end of the driving piece B. Specifically, the limiting mechanism C limits the forward rotation limit displacement and the reverse rotation limit displacement of the stage a 1. The limiting mechanism C comprises a clamping block C1, a first limiting block C2 and a second limiting block C3, the clamping block C1 and the object stage A1 synchronously rotate, the first limiting block C2 and the second limiting block C3 are respectively matched with the clamping block C1, the first limiting block C2 and the second limiting block C3 respectively limit forward rotation limit displacement and reverse rotation limit displacement of the clamping block C1 when the object stage A1 rotates, and the limiting mechanism C is respectively provided with a plurality of limiting gears in the forward rotation direction and the reverse rotation direction. The implementation manner of the plurality of limit gears is specifically that,
referring to fig. 6 to 9, the driving element B and the limiting mechanism C are mounted on a second fixing plate D, a guide rail D1 is disposed on the second fixing plate D, the number of the first limiting blocks C2 and the second limiting blocks C2 is not limited to one, and the positions of the first limiting blocks C2 and the second limiting blocks C2 on the guide rail D1 are adjustable. The first limiting block C2 and the second limiting block C2 are of an integral structure and form limiting groups, the positions of the limiting groups on the guide rail D1 are adjustable, the limiting positions of the limiting groups for limiting the rotation of the clamping block C1 are different, and a step structure is formed between the limiting groups.
Referring to fig. 4 and 5, the ram includes: a linear drive 1, a mounting seat 2 and at least two end presses 3.
Referring to fig. 4 and 5, the linear driving member 1 is an air cylinder, and the linear driving member 1 may also be a hydraulic cylinder or a linear motor, etc., and the linear driving member 1 provides driving power.
Referring to fig. 4 and 5, the mounting base 2, the linear driving member 1 drives the mounting base 2 to move linearly; two guide rods 21 are arranged on the mounting base 2. Linear drive 1 with connect 11 through floating between the mount pad 2, when there is the deviation between linear drive 1's output and the mount pad 2, float and connect 11 can effectual adaptation, guaranteed still can effectual cooperation work in certain error range. The mounting base 2 is provided with a clamping sliding groove 22, the cross section of the clamping sliding groove 22 is of a dovetail structure, the side face of the mounting base 2 is provided with a scale 24, and the scale 24 is arranged in the sliding direction of the tail end pressing piece 3. The tail end pressing piece 3 comprises a hard shell 3a and a deformable inner core 3b, the hard shell 3a is of a cylindrical structure with one end being downward and provided with a vertical opening, the deformable inner core 3b is arranged in the hard shell 3a, and the deformable inner core 3b is made of rigid polyurethane materials. Through the setting of deformation inner core, improved the quality of pressure equipment, when terminal casting die 3 pushed down, stereoplasm shell 3a did not take place deformation, and deformation inner core 3b receives the extrusion and takes place deformation, and rigid polyurethane material makes, and it has both guaranteed the rigidity, has also guaranteed certain elasticity.
Referring to fig. 4 and 5, each of the terminal pressing members 3 is mounted on the mounting base 2, the position of each of the terminal pressing members 3 is adjustable, a locking protrusion 31 is disposed on the terminal pressing member 3, the cross section of the locking protrusion 31 is a dovetail structure, the locking protrusion 31 is matched with the locking chute 22, a locking member 23 is further disposed on the mounting base 2, the locking member 23 is a bolt, and the locking protrusion 31 can slide in the locking chute 22 when the locking member 23 is released. The tail end pressing piece 3 is provided with a pointer 32, the tail end pressing piece 3 is provided with a connecting plate 33, and the pointer 32 is vertically fixed on the upper plate surface of the connecting plate 33.
The two ends of the driving element B are hinged and are combined with the rotating pair of the object stage A1, the linear motion of the driving element B is converted into the rotating motion of the object stage A1, when the valve with an inclined angle needs to be pressed, the driving piece B drives the object stage A1 to turn over in the forward direction, when the object stage A1 turns over to the limit position, the object stage A1 is blocked by the first limit block C2, the object stage A1 can not rotate in the forward direction continuously, the pressure head presses downwards, the object stage A1 can not rotate in the forward direction continuously, the position of the cylinder head is relatively fixed, when the valve of another inclination needs press fitting, the drive will drive objective table A1 and reverse the upset, when overturning reverse extreme position, is blocked by second stopper C3, and objective table A1 can not continue reverse rotation, and the pressure head pushes down, and objective table A1 can not continue reverse rotation, and the position of cylinder head is fixed, realizes the press fitting, and whole process only need once to the fixed mounting of cylinder body, can realize the valve press fitting on two inclinations. The pressure head can press fit a plurality of valves once, the working efficiency is high, the model of the engine changes, the interval between the valves on the engine cylinder head also changes, the position between the tail end pressing parts 3 is adjusted to adapt to the interval between the valves, when the position of the tail end pressing parts 3 is adjusted, measurement is carried out according to the scales 24 indicated by the support, and the operation is accurate and rapid.
In conclusion, the invention has high press fitting efficiency, and can effectively press fit when the valve is in a V-shaped angle. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A valve press that adapts to multi-angle, characterized in that includes:
the pressing head comprises a linear driving piece (1) used for providing driving power, a mounting seat (2) and at least two tail end pressing pieces (3), wherein the linear driving piece (1) drives the mounting seat (2) to move linearly, each tail end pressing piece (3) is mounted on the mounting seat (2), the position of each tail end pressing piece (3) is adjustable, each tail end pressing piece (3) comprises a hard outer shell (3a) and a deformation inner core (3b), the hard outer shell (3a) is of a cylindrical structure with one end being opened downwards vertically, and the deformation inner core (3b) is arranged in the hard outer shell (3 a);
the displacement mechanism comprises an object stage (A1), a driving piece (B) and a limiting mechanism (C), wherein the object stage (A1) is used for mounting an engine cylinder head, the object stage (A1) is fixed on a pair of support lugs (A11) through a revolute pair, the driving piece (B) drives the object stage (A1) to turn over on the support lugs (A11), and the limiting mechanism (C) limits forward rotation limit displacement and reverse rotation limit displacement of the object stage (A1);
and the support is used for mounting the pressure head and the displacement mechanism.
2. The valve press adapting to multiple angles of claim 1, wherein: it has screens spout (22) to open on mount pad (2), be equipped with the screens arch (31) on terminal casting die (3), the screens arch (31) with screens spout (22) cooperation, still be equipped with retaining member (23) on mount pad (2), when retaining member (23) are loosened the protruding (31) of screens can slide in screens spout (22).
3. The valve press adapting to multiple angles of claim 2, wherein: scales (24) are arranged on the side face of the mounting base (2), the scales (24) are arranged in the sliding direction of the tail end pressing piece (3), and a pointer (32) is arranged on the tail end pressing piece (3).
4. The valve press adapting to multiple angles of claim 1, wherein: the driving piece (B) is a linear driving piece (B).
5. The valve press adapting to multiple angles of claim 4, wherein: the fulcrum end of the driving piece (B) is a hinged end, and the output end of the driving piece (B) is hinged with the object stage (A1).
6. The valve press adapting to multiple angles of claim 5, wherein: be fixed with support arm (A12) on objective table (A1), support arm (A12) one end with objective table (A1) fixed connection, support arm (A12) the other end with the output of driving piece (B) is articulated.
7. The valve press adapting to multiple angles of claim 1, wherein: the support lug (A11) is fixed on a first fixing plate (A13), a containing through hole is formed in the first fixing plate (A13), and the object stage (A1) can rotate in the containing through hole.
8. The valve press adapting to multiple angles of claim 1, wherein: stop gear (C) include screens piece (C1), first stopper (C2) and second stopper (C3), screens piece (C1) with objective table (A1) synchronous rotation, first stopper (C2) with second stopper (C3) respectively with screens piece (C1) cooperation, first stopper (C2) with second stopper (C3) restrict respectively screens piece (C1) along with corotation limit displacement and the reversal limit displacement when objective table (A1) rotates.
9. The valve press adapting to multiple angles of claim 8, wherein: driving piece (B) with stop gear (C) is installed on second fixed plate (D), be equipped with guide rail (D1) on second fixed plate (D), first stopper (C1) with second stopper (C2) is not more than one, each first stopper (C1) and each second stopper (C2) is in position on guide rail (D1) is all adjustable.
10. The multi-angle adaptive valve press of claim 9, wherein: one first limiting block (C1) and one second limiting block (C2) are fixed together to form limiting groups, the positions of the limiting groups on the guide rail (D1) are adjustable, and the limiting positions of the limiting groups for limiting the rotation of the clamping block (C1) are different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711427297.XA CN108098677B (en) | 2017-12-26 | 2017-12-26 | Valve press suitable for multiple angles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711427297.XA CN108098677B (en) | 2017-12-26 | 2017-12-26 | Valve press suitable for multiple angles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108098677A CN108098677A (en) | 2018-06-01 |
| CN108098677B true CN108098677B (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711427297.XA Active CN108098677B (en) | 2017-12-26 | 2017-12-26 | Valve press suitable for multiple angles |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110098414A (en) * | 2010-02-26 | 2011-09-01 | 수성정밀기계(주) | Insertion apparatus of valve guide possible for managing gap |
| CN203936596U (en) * | 2014-06-27 | 2014-11-12 | 台州市新霸动力制造有限公司 | Motorcycle engine valve locker clamping device |
| CN104440036A (en) * | 2014-11-25 | 2015-03-25 | 广州市嘉特斯机电制造有限公司 | Valve collet component assembly equipment |
| CN204339237U (en) * | 2014-11-27 | 2015-05-20 | 上海通用汽车有限公司 | The press-loading apparatus of engine valve spring and locking plate |
| CN104589268B (en) * | 2014-12-17 | 2016-05-25 | 重庆小康工业集团股份有限公司 | The assembly tooling of valve lock dog |
| CN107470886A (en) * | 2017-07-31 | 2017-12-15 | 合肥江淮朝柴动力有限公司 | Equipment for multi-type cylinder cover valve split collets quick assembling |
-
2017
- 2017-12-26 CN CN201711427297.XA patent/CN108098677B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110098414A (en) * | 2010-02-26 | 2011-09-01 | 수성정밀기계(주) | Insertion apparatus of valve guide possible for managing gap |
| CN203936596U (en) * | 2014-06-27 | 2014-11-12 | 台州市新霸动力制造有限公司 | Motorcycle engine valve locker clamping device |
| CN104440036A (en) * | 2014-11-25 | 2015-03-25 | 广州市嘉特斯机电制造有限公司 | Valve collet component assembly equipment |
| CN204339237U (en) * | 2014-11-27 | 2015-05-20 | 上海通用汽车有限公司 | The press-loading apparatus of engine valve spring and locking plate |
| CN104589268B (en) * | 2014-12-17 | 2016-05-25 | 重庆小康工业集团股份有限公司 | The assembly tooling of valve lock dog |
| CN107470886A (en) * | 2017-07-31 | 2017-12-15 | 合肥江淮朝柴动力有限公司 | Equipment for multi-type cylinder cover valve split collets quick assembling |
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