CN212887408U - Piston cooling nozzle assembly fixture structure - Google Patents
Piston cooling nozzle assembly fixture structure Download PDFInfo
- Publication number
- CN212887408U CN212887408U CN202021517390.7U CN202021517390U CN212887408U CN 212887408 U CN212887408 U CN 212887408U CN 202021517390 U CN202021517390 U CN 202021517390U CN 212887408 U CN212887408 U CN 212887408U
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- block
- cooling nozzle
- piston cooling
- rod
- guide pin
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Abstract
The utility model relates to a piston cooling nozzle assembly fixture structure, including the support that is used for with engine cylinder body fixed mounting, fixed connection is the locking mechanism on the support, with locking mechanism fixed connection's briquetting portion, briquetting portion is including the pressure head that is used for centre gripping piston cooling nozzle top and the tightening rod that is used for screwing up piston cooling nozzle bolt, locking mechanism provides down force for briquetting portion, make the pressure head compress tightly piston cooling nozzle on the cooling nozzle mounting point, the frock structure is provided with and treats the briquetting portion that assembles piston cooling nozzle quantity the same with the engine, and the corresponding briquetting portion of every cooling nozzle mounting point. The utility model provides high piston cooling nozzle's assembly efficiency.
Description
Technical Field
The utility model belongs to the technical field of automobile engine assembly, concretely relates to piston cooling nozzle assembly fixture structure.
Background
With the continuous development of the automobile industry, the technology of the engine is upgraded, the engine is mainly developed towards the direction of small displacement and high power, the problem of cooling the piston is continuously solved, and the piston is cooled by adopting a cooling nozzle. The inner cavity of the large-displacement engine crankcase is large, and the assembly of the piston cooling nozzle can be completed without a tool; the small-displacement engine crankcase has limited space, and the assembly of the piston cooling nozzle can be completed only by means of a tool. CN201520860258.9 discloses a piston cooling nozzle assembly fixture structure, CN201420804641.8 discloses a piston cooling nozzle assembly fixture, and above-mentioned two kinds of frocks all adopt single cylinder structure, and the assembly of single piston cooling nozzle is got to the clamp at every turn, and the frock is small and exquisite, but the engine need assemble a plurality of piston cooling nozzles, and this kind of frock complex operation, inefficiency (if four jar engines, then need the quartic assembly), difficult meeting station beat.
Disclosure of Invention
The utility model aims at providing a piston cooling nozzle assembly fixture structure, the technical problem of solution: the traditional tool structure needs to be operated for many times to finish the assembly of the piston cooling nozzle of the multi-bar engine, and the efficiency is low.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a piston cooling nozzle assembly fixture structure, including be used for with engine cylinder body fixed mounting's support, fixed connection locking mechanism on the support, with locking mechanism fixed connection's briquetting portion, briquetting portion is including the pressure head that is used for centre gripping piston cooling nozzle top and the tightening rod that is used for tightening up piston cooling nozzle bolt, locking mechanism provides down force for briquetting portion, makes the pressure head compresses tightly piston cooling nozzle on the cooling nozzle mounting point, the frock structure is provided with and treats the briquetting portion that assembles piston cooling nozzle quantity the same with the engine, and the corresponding briquetting portion of every cooling nozzle mounting point.
As right the utility model discloses a further improvement, still including connect in the support just is used for injecing briquetting portion locating part that the position moved down is the biggest in briquetting portion.
As a further improvement of the utility model, the bracket comprises a limiting plate fixedly mounted on the cylinder body, and a via hole is arranged on the limiting plate;
the locking mechanism comprises a pressing block part connecting block, a cushion block, a locking rod, a locking mechanism guide block, a connecting rod and a locking handle, the locking rod penetrates through the through hole, the pressing block part connecting block is connected with the lower end of the locking rod, the lower end of the locking mechanism guide block is connected to the top surface of the cushion block, the locking rod penetrates through the cushion block and the locking mechanism guide block and is connected with a locking rod connecting threaded rod, the locking rod connecting threaded rod penetrates through a connecting rod connecting piece fixedly connected to the top surface of the locking mechanism guide block and is rotatably connected with one end of the locking handle, and the connecting rod is connected between the connecting rod connecting piece and the locking handle through a;
the pressing block part comprises a locking mechanism connecting plate, a pressing block part guide block, a stop block, a tightening rod, a profiling pressing block and a baffle plate, the pressing block part guide block is connected with the locking mechanism connecting plate, the top surface of the pressing block part guide block is connected with the stop block, the bottom surface of the pressing block part guide block is connected with the profiling pressing block, the tightening rod sequentially penetrates through the stop block and the pressing block part guide block, the profiling pressing block is matched with the piston cooling nozzle, the stop block limits the tightening rod, and the baffle plate, the locking mechanism connecting plate and the pressing block part guide block are connected into a whole, so that the position of the tightening rod is limited, and a piston connecting;
and the pressing block part connecting block is connected with the locking mechanism connecting plate.
As a further improvement to the present invention, the pressing block part limiting member comprises a slidable connecting block, a limiting plate connecting block, and a limiting member guide pin, wherein the limiting member guide pin passes through the slidable connecting block, and both ends of the slidable connecting block are respectively connected to the upper end and the lower end of the limiting plate connecting block, so that the slidable connecting block slides along the limiting member guide pin between the upper end and the lower end of the limiting plate connecting block;
the limiting plate connecting block is fixedly connected with the bracket;
the slidable connecting block is fixedly connected with the pressing block part.
As right the utility model discloses a further improvement, locating part uide pin positioning groove has been seted up to the tip under the locating part uide pin, sets up locating part bolt on the limiting plate connecting block with the cooperation of locating part uide pin recess realizes locating part uide pin location.
As right the utility model discloses a further improvement, the dog has been seted up the dog and has been screwed up the pole via hole, it passes to screw up the pole via hole to screw up the dog, sets up dog side bolt on the dog with the spacing recess cooperation of the pole of screwing up of pole realizes dog side bolt is spacing to screwing up the pole.
As right the utility model discloses a further improvement, the tightening rod end of tightening rod lower extreme is outer hexagonal structure, its interior hexagonal structure looks adaptation with piston cooling nozzle front end.
As a further improvement, the profiling pressing block is provided with a magnet for fixing the piston cooling nozzle.
As right the utility model discloses a further improvement, the support is still including the uide pin that floats, the uide pin that floats is including unsteady uide pin post and unsteady uide pin connecting block, unsteady uide pin connecting block with limiting plate connection, unsteady uide pin post has been seted up unsteady uide pin post recess, the uide pin post is in with the setting unsteady uide pin connecting block bolt cooperation on the unsteady uide pin connecting block, realize unsteady uide pin post for unsteady uide pin connecting block can reciprocate the connection.
As right the utility model discloses a further improvement, the limiting plate passes through fixing bolt to be fixed on the cylinder body, and the fixing bolt uide bushing passes through fixed establishment bolt fixed connection and is in on the limiting plate, fixing bolt passes the fixing bolt uide bushing is connected with the cylinder body, realizes limiting plate fixed connection is on the cylinder body.
By adopting the technical scheme, the utility model discloses the beneficial technological effect who reaches states as follows: the utility model discloses set up and treat the briquetting portion that assembles piston cooling nozzle quantity the same with the engine, when assembling piston cooling nozzle with this frock, can be disposable assemble a plurality of piston cooling nozzles in the cylinder body, promoted assembly efficiency, ensured the production beat.
Drawings
Fig. 1 is one of the schematic structural diagrams of the present invention;
fig. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is a schematic view of a piston cooling nozzle configuration;
fig. 4 is a schematic view of the bracket structure of the present invention;
FIG. 5 is a schematic structural diagram of a limiting plate;
FIG. 6 is a schematic structural view of a floating locating pin;
FIG. 7 is a schematic view of a floating guide pin configuration;
FIG. 8 is a schematic view of a fixing bolt;
FIG. 9 is a schematic view of a fixing bolt guide sleeve structure;
FIG. 10 is a schematic view of a cooling nozzle connecting portion limiting member;
FIG. 11 is a schematic view of a guide pin structure of a position limiter;
FIG. 12 is a schematic view of the locking mechanism;
FIG. 13 is a schematic view of the locking handle;
FIG. 14 is a schematic view of a cooling nozzle connection;
FIG. 15 is a schematic view of a guide block structure;
FIG. 16 is a schematic view of a stopper structure;
FIG. 17 is a schematic view of a tightening rod configuration;
FIG. 18 is a schematic diagram of a profiling pressing block structure.
In the figure: 1-a support; 2-a locking mechanism; 3-a briquetting section; 4-piston cooling nozzle; 11-a limiting plate; 12-a handle; 13-a handle support; 14-fixing bolts; 15-bracket guide pin; 16-a press block part limiting piece; 17-floating guide pin; 21-a briquetting part connecting block; 22-cushion block; 23-a locking lever; 24-a locking mechanism guide block; 25-a connecting rod; 26-locking handle; 31-locking mechanism connecting plate; 32-a briquetting portion guide block; 33, a stop block; 34-tightening the rod; 35-profiling briquetting; 36-a baffle; 37-a magnet; 38-indenter; 141-fixing a bolt guide sleeve; 161-slidable connection block; 162-limiting plate connecting block; 163-limiter guide pin; 171-floating guide pins; 172-floating guide pin connection block; 261-the locking rod is connected with the threaded rod; 262-connecting rod fixing pin; 321-screwing the rod through hole by the guide block; 331-a stopper tightening rod via hole; 332 — stop side latch; 341-tightening rod limit grooves; 342-tightening the rod end; 351-magnet placing hole; 352-a profiling pressing block screwing rod via hole; 1621-limit piece bolt; 1631 locating the locating groove of the locating piece guide pin; 1711 floating guide pin groove; 1721-floating guide pin connecting block pin.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 18, a piston cooling nozzle assembly tooling structure comprises a support 1 fixedly mounted with an engine cylinder, a locking mechanism 2 fixedly connected to the support 1, and a pressing block portion 3 fixedly connected to the locking mechanism 2, wherein the pressing block portion 3 comprises a pressing head 38 for clamping the top of a piston cooling nozzle 4 and a tightening rod 34 for tightening a bolt of the piston cooling nozzle 4, the locking mechanism 2 provides downward pressure for the pressing block portion 3, so that the pressing head 38 presses the piston cooling nozzle 4 against a cooling nozzle mounting point, the tooling structure is provided with the same number of pressing block portions 3 as the number of piston cooling nozzles 4 to be assembled on the engine, and each cooling nozzle mounting point corresponds to one pressing block portion 3.
In this embodiment, the pressing block limiting member 16 is connected to the bracket 1 and used for limiting the maximum downward moving position of the pressing block 3.
In this embodiment, the bracket 1 includes a limiting plate 11 fixedly installed on the cylinder body, and the limiting plate 11 is provided with a via hole;
the locking mechanism 2 comprises a pressing block part connecting block 21, a cushion block 22, a locking rod 23, a locking mechanism guide block 24, a connecting rod 25 and a locking handle 26, wherein the locking rod 23 penetrates through a through hole, the pressing block part connecting block 21 is connected with the lower end of the locking rod 23, the lower end of the locking mechanism guide block 24 is connected to the top surface of the cushion block 22, the locking rod 23 penetrates through the cushion block 22, the locking mechanism guide block 24 is connected with a locking rod connecting threaded rod 261, the locking rod connecting threaded rod 261 penetrates through a connecting rod connecting piece fixedly connected to the top surface of the locking mechanism guide block 24 to be rotatably connected with one end of the locking handle 26, and the connecting rod 25 is connected between the connecting rod connecting piece and;
the pressing block part 3 comprises a locking mechanism connecting plate 31, a pressing block part guide block 32, a stop block 33, a screwing rod 34, a copying pressing block 35 and a baffle plate 36, the pressing block part guide block 32 is connected with the locking mechanism connecting plate 31, the top surface of the pressing block part guide block 32 is connected with the stop block 33, the bottom surface of the pressing block part guide block 32 is connected with the copying pressing block 35, the screwing rod 34 sequentially penetrates through the stop block 33, the pressing block part guide block 32 and the copying pressing block 35 to be matched with the piston cooling nozzle 4, the stop block 33 limits the screwing rod 34, and the baffle plate 36, the locking mechanism connecting plate 31 and the pressing block part guide block 32 are connected into a whole to limit the position of the screwing rod 34;
the pressing block connecting block 21 is connected with the locking mechanism connecting plate 31.
In this embodiment, the pressing block part limiting member 16 includes a slidable connecting block 161, a limiting member connecting block 162, and a limiting member guide pin 163, wherein the limiting member guide pin 163 passes through the slidable connecting block 161, and two ends of the slidable connecting block 161 are respectively connected with the upper end and the lower end of the limiting member connecting block 162, so that the slidable connecting block 161 slides along the limiting member guide pin 163 between the upper end and the lower end of the limiting member connecting block 162;
the limiting plate connecting block 162 is fixedly connected with the bracket 1;
the slidable connecting block 161 is fixedly connected to the pressing block portion 3.
In this embodiment, a limiting member guide pin positioning groove 1631 is formed at the lower end of the limiting member guide pin 163, and the limiting member plug 1621 disposed on the limiting member connecting block 162 is matched with the limiting member guide pin groove 1631 to position the limiting member guide pin 163.
In this embodiment, the stopper 33 is provided with a stopper tightening rod through hole 331, the tightening rod 34 passes through the stopper tightening rod through hole 331, and a stopper side latch 332 provided on the stopper 33 is engaged with a tightening rod limit groove 341 of the tightening rod 34, so that the stopper side latch 332 limits the tightening rod 34.
In this embodiment, the tightening rod head 342 at the lower end of the tightening rod 34 has an outer hexagonal structure that is matched with an inner hexagonal structure at the front end of the piston cooling nozzle 4.
In the present embodiment, the copying press block 35 is provided with a magnet 37 for fixing the piston cooling nozzle 4.
In this embodiment, the bracket 1 further includes the floating guide pin 17, the floating guide pin 17 includes the floating guide pin 171 and the floating guide pin connecting block 172, the floating guide pin connecting block 172 is connected with the limiting plate 11, the floating guide pin 171 has been provided with the floating guide pin recess 1711, the guide pin 171 cooperates with the floating guide pin connecting block latch 1721 arranged on the floating guide pin connecting block 172, and the floating guide pin 171 can move up and down relative to the floating guide pin connecting block 172.
In this embodiment, the limiting plate 11 is fixed on the cylinder body through the fixing bolt 14, the fixing bolt guide sleeve 141 is fixedly connected on the limiting plate 11 through the fixing mechanism bolt, and the fixing bolt 14 passes through the fixing bolt guide sleeve 141 to be connected with the cylinder body, so that the limiting plate 11 is fixedly connected on the cylinder body.
As shown in fig. 2, the bracket 1 is further provided with a handle 12, a handle bracket 13, and a bracket guide pin 15, wherein one end of the handle 12 is connected to the upper end of the handle bracket 13, the lower end of the handle bracket 13 is connected to the stopper plate 11, the bracket guide pin 15 is further provided on the stopper plate 11 on the side facing the cylinder body, and when the tool is mounted on the cylinder body, the tool is moved to the surface of the cylinder body by holding the handle with a hand (the guide pin 15 corresponds to the pin hole of the cylinder body), and then the stopper plate 11 is fixed to the cylinder body by the fixing bolt 14.
As shown in fig. 15, 16, 17, and 18, the tightening rod 34 passes through a stopper tightening rod passage hole 331 provided in the stopper 33, a guide block tightening rod passage hole 321 provided in the compact guide 32, and a copying compact tightening rod passage hole provided in the copying compact 35 in this order to be fitted to the inner hexagonal structure of the front end of the piston cooling nozzle. The copying press block 35 is further provided with a magnet placement hole 351, and the magnet 37 is placed in the magnet placement hole 351, so that the piston cooling nozzle 4 is more reliably fixed to the tip of the press block portion 4.
The utility model discloses disposable can accomplish a plurality of installations of waiting to assemble piston cooling nozzle 4, has promoted assembly efficiency.
Claims (10)
1. The utility model provides a piston cooling nozzle assembly fixture structure, its characterized in that, including be used for with engine cylinder body fixed mounting's support (1), fixed connection locking mechanism (2) on support (1), with locking mechanism (2) fixed connection's briquetting portion (3), briquetting portion (3) are including pressure head (38) that are used for centre gripping piston cooling nozzle (4) top and be used for screwing up tightening rod (34) of piston cooling nozzle (4) bolt, locking mechanism (2) provide down force for briquetting portion (3), make pressure head (38) compress tightly piston cooling nozzle (4) on the cooling nozzle mounting point, the frock structure is provided with and waits to assemble piston cooling nozzle (4) the same briquetting portion (3) of quantity with the engine, and a briquetting portion (3) is corresponded to every cooling nozzle mounting point.
2. The piston cooling nozzle assembly tooling structure according to claim 1, further comprising a pressing block part limiting part (16) connected to the bracket (1) and used for limiting the maximum downward moving position of the pressing block part (3).
3. The piston cooling nozzle assembly tooling structure of claim 1,
the support (1) comprises a limiting plate (11) fixedly mounted on the cylinder body, and a through hole is formed in the limiting plate (11);
the locking mechanism (2) comprises a pressing block part connecting block (21), a cushion block (22), a locking rod (23), a locking mechanism guide block (24), a connecting rod (25) and a locking handle (26), the locking rod (23) penetrates through the through hole, the pressing block part connecting block (21) is connected with the lower end of the locking rod (23), the lower end of the locking mechanism guide block (24) is connected with the top surface of the cushion block (22), the locking rod (23) passes through the cushion block (22) and the locking mechanism guide block (24) and is connected with a locking rod connecting threaded rod (261), the locking rod connecting threaded rod (261) penetrates through a connecting rod connecting piece fixedly connected to the top surface of the locking mechanism guide block (24) and is rotatably connected with one end of the locking handle (26), and the connecting rod (25) is connected between the connecting rod connecting piece and the locking handle (26) through a connecting rod fixing pin (262) to realize the up-and-down movement of the locking rod (23);
the pressing block part (3) comprises a locking mechanism connecting plate (31), a pressing block part guide block (32), a stop block (33), a tightening rod (34), a profiling pressing block (35) and a baffle plate (36), the pressing block part guide block (32) is connected with the locking mechanism connecting plate (31), the top surface of the pressing block part guide block (32) is connected with the stop block (33), the bottom surface of the pressing block part guide block (32) is connected with the profiling pressing block (35), the tightening rod (34) sequentially penetrates through the stop block (33), the pressing block part guide block (32) and the profiling pressing block (35) to be matched with the piston cooling nozzle (4), the stop block (33) limits the tightening rod (34), and the baffle plate (36) is connected with the locking mechanism connecting plate (31) and the pressing block part guide block (32) into a whole, so that the position of the tightening rod (34) is limited and a piston;
the pressing block part connecting block (21) is connected with the locking mechanism connecting plate (31).
4. The piston cooling nozzle assembly tooling structure according to claim 2, wherein the pressing block part limiting piece (16) comprises a slidable connecting block (161), a limiting piece connecting block (162) and a limiting piece guide pin (163), the limiting piece guide pin (163) penetrates through the slidable connecting block (161), and two ends of the slidable connecting block (161) are respectively connected with the upper end and the lower end of the limiting piece connecting block (162), so that the slidable connecting block (161) slides along the limiting piece guide pin (163) between the upper end and the lower end of the limiting piece connecting block (162);
the limiting plate connecting block (162) is fixedly connected with the bracket (1);
the slidable connecting block (161) is fixedly connected with the pressing block part (3).
5. The piston cooling nozzle assembly tooling structure according to claim 4, wherein a limiting member guide pin positioning groove (1631) is formed in the lower end of the limiting member guide pin (163), and a limiting member plug pin (1621) arranged on the limiting member connecting block (162) is matched with the limiting member guide pin positioning groove (1631) to position the limiting member guide pin (163).
6. The piston cooling nozzle assembly tooling structure according to claim 3, characterized in that the stopper (33) is provided with a stopper tightening rod through hole (331), the tightening rod (34) passes through the stopper tightening rod through hole (331), and a stopper side bolt (332) arranged on the stopper (33) is matched with a tightening rod limiting groove (341) of the tightening rod (34) to limit the tightening rod (34) by the stopper side bolt (332).
7. The piston cooling nozzle assembly tool structure according to claim 6, wherein the tightening rod end (342) at the lower end of the tightening rod (34) is of an outer hexagonal structure and is matched with an inner hexagonal structure at the front end of the piston cooling nozzle (4).
8. The piston cooling nozzle assembly tooling structure according to claim 3, characterized in that a magnet (37) for fixing the piston cooling nozzle (4) is arranged on the profiling pressing block (35).
9. The piston cooling nozzle assembly tooling structure according to claim 3, wherein the bracket (1) further comprises a floating guide pin (17), the floating guide pin (17) comprises a floating guide pin column (171) and a floating guide pin connecting block (172), the floating guide pin connecting block (172) is connected with the limiting plate (11), a floating guide pin column groove (1711) is formed in the floating guide pin column (171), and the guide pin column (171) is matched with a floating guide pin connecting block pin (1721) arranged on the floating guide pin connecting block (172) to realize that the floating guide pin column (171) can move up and down relative to the floating guide pin connecting block (172) for connection.
10. The piston cooling nozzle assembly tooling structure according to claim 9, wherein the limiting plate (11) is fixed on the cylinder body through a fixing bolt (14), a fixing bolt guide sleeve (141) is fixedly connected on the limiting plate (11) through a fixing mechanism bolt, and the fixing bolt (14) penetrates through the fixing bolt guide sleeve (141) to be connected with the cylinder body, so that the limiting plate (11) is fixedly connected on the cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517390.7U CN212887408U (en) | 2020-07-28 | 2020-07-28 | Piston cooling nozzle assembly fixture structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517390.7U CN212887408U (en) | 2020-07-28 | 2020-07-28 | Piston cooling nozzle assembly fixture structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212887408U true CN212887408U (en) | 2021-04-06 |
Family
ID=75231628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021517390.7U Active CN212887408U (en) | 2020-07-28 | 2020-07-28 | Piston cooling nozzle assembly fixture structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212887408U (en) |
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2020
- 2020-07-28 CN CN202021517390.7U patent/CN212887408U/en active Active
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