CN212330886U

CN212330886U - Rocker shaft press-fitting tool

Info

Publication number: CN212330886U
Application number: CN202020496411.5U
Authority: CN
Inventors: 吴钟逸
Original assignee: Xinchang Keyu Machinery Co ltd
Current assignee: Xinchang Keyu Machinery Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-01-12
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a rocking arm axle pressure equipment frock relates to rocking arm axle pressure equipment field, aims at solving the inaccurate problem in location in rocking arm and the exhaust rocking arm installation of admitting air, and its technical scheme main points are: the left side and the right side of the workbench are respectively and fixedly connected with a first abutting block and a second abutting block, one side, far away from the first sliding block, of the third sliding block is provided with an annular groove and an arc groove, the inner bottom surface of the annular groove is provided with a dial scale, the arc groove penetrates through the third sliding block and is internally and slidably connected with a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are fixedly connected with the first sliding block through a locking structure, one side, close to the first base, of the first connecting rod is provided with a first positioning block with a first groove, one side, close to the first base, of the second connecting rod is provided with a second positioning block with. The utility model discloses a set up locating piece one and locating piece two to make the effect of admitting air rocking arm and exhaust rocking arm accurate positioning, realize improving the effect of rocking arm axle pressure equipment efficiency.

Description

Rocker shaft press-fitting tool

Technical Field

The utility model relates to a rocking arm axle pressure equipment field, more specifically says that it relates to a rocking arm axle pressure equipment frock.

Background

The rocker arm shaft is an important component in an engine valve distribution structure and plays a role in controlling air intake and exhaust of an engine, an air intake rocker arm and an exhaust rocker arm are usually mounted on the rocker arm shaft by screws in the press mounting process of the conventional rocker arm shaft, and the problem of inaccurate mounting and positioning of the air intake rocker arm and the exhaust rocker arm often occurs in the mounting process, so that the checking and setting are needed, and the reassembly process is required, and the assembly efficiency is low.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a rocking arm axle pressure equipment frock through setting up locating piece one and locating piece two to make the effect of admitting air rocking arm and exhaust rocking arm pinpoint, improved the efficiency of rocking arm axle pressure equipment greatly.

The above technical purpose of the present invention can be achieved by the following technical solutions: a rocker shaft press-fitting tool comprises a workbench, wherein a first base and a second base are respectively arranged on the left side and the right side of the workbench, a first slider and a second slider are respectively connected to the first base and the second base in a sliding manner, a first abutting block and a second abutting block are respectively fixedly connected to the first slider and the second slider in a fixed manner, the first abutting block and the second abutting block are coaxial and arranged oppositely, a third slider is connected to the second slider in a sliding manner, an annular groove and an arc groove which are coaxially arranged with the second abutting block are formed in one side, away from the first slider, of the third slider, a dial is arranged on the inner bottom surface of the annular groove, the arc groove penetrates through the third slider and is internally and slidably connected with a first connecting rod and a second connecting rod, locking structures are respectively arranged on one sides, away from the first base, of the first connecting rod and the second connecting rod, are fixedly connected with the first slider through the locking structures, one side, one side, close to the first base, of the second connecting rod is detachably connected with a first positioning block, one side, close to the third sliding block, of the first positioning block is provided with a first groove, one side, close to the third sliding block, of the second positioning block is provided with a second groove, the depth of the first groove is smaller than the thickness of the first positioning block, the depth of the second groove is smaller than the thickness of the second positioning block, the first groove is used for being embedded with an air inlet rocker arm, and the second groove is used for being embedded with.

By adopting the technical scheme, the first sliding block and the second sliding block are arranged on the workbench, so that the first pressing block and the second pressing block on the first sliding block and the second sliding block can press and fix the rocker arm shaft, the first sliding block and the second sliding block respectively slide on the first base and the second base, the peripheral wall of the rocker arm shaft can be in full contact with air, the rocker arm is conveniently arranged on the peripheral wall of the rocker arm shaft, the third sliding block is arranged, so that the connecting rod can slide in an arc, the angle between the first connecting rod and the second connecting rod is conveniently calculated, the circumferential positioning is carried out by conveniently arranging the air inlet rocker arm and the air outlet rocker arm, the shapes and the groove depths of the first groove and the second groove are simultaneously limited by arranging the first groove and the second groove, the air inlet rocker arm and the air outlet rocker arm can be respectively attached to the inner bottom surfaces of the first groove and the second groove, and the axial positioning of the, thereby facilitating the press-fitting of the whole rocker shaft.

The utility model discloses further set up to: the locking structure comprises a threaded hole and a fastening bolt, the threaded hole is formed in one side, away from the first sliding block, of the first connecting rod and the second connecting rod, and the fastening bolt is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, through setting up the locking structure for connecting rod one and connecting rod two can not only slide in the arc inslot, can also be through the cooperation of fastening bolt and screw hole, make fastening bolt hug closely with slider three, thereby make things convenient for the fixed of connecting rod one and connecting rod two.

The utility model discloses further set up to: one side of the second sliding block, which is far away from the first pressing block, is fixedly connected with a fixing plate, and a first piston oil cylinder is fixedly connected onto the fixing plate.

By adopting the technical scheme, the first piston oil cylinder can push the third sliding block to slide in the second sliding block by arranging the first piston oil cylinder.

The utility model discloses further set up to: the supporting device comprises a workbench, and is characterized in that a first supporting rod and a second supporting rod are arranged on the workbench, the first supporting rod and the second supporting rod are vertically arranged, the upper ends of the first supporting rod and the second supporting rod are fixedly connected with a first supporting block and a second supporting block respectively, the first supporting block and the second supporting block are perpendicular to the first supporting rod and the second supporting rod respectively, and the first supporting block and the second supporting block are used for supporting the first connecting rod and the second connecting rod respectively.

Through adopting above-mentioned technical scheme, support one and bracing piece two through the setting, increase the levelness of connecting rod one and connecting rod two to increase the pressure equipment accuracy of rocking arm and initial stage rocking arm of admitting air.

The utility model discloses further set up to: a first sliding groove and a second sliding groove are transversely formed in the workbench, a first supporting rod and a second supporting rod are respectively connected in the first sliding groove and the second sliding groove in a sliding mode, and the first supporting rod and the second supporting rod are telescopic rods.

Through adopting above-mentioned technical scheme, through setting up spout one and spout two to make bracing piece one and bracing piece two can be along with the different pressure equipment of admitting air rocking arm or exhaust rocking arm in the axial and alternate the support position, be the telescopic link through setting up bracing piece one and bracing piece two, thereby increase the length adjustment of bracing piece one and bracing piece two, further increase the practicality of bracing piece one and bracing piece two.

The utility model discloses further set up to: the lower ends of the first sliding block and the second sliding block are fixedly connected with a first sliding rod and a second sliding rod respectively, and the first sliding rod and the second sliding rod penetrate through the workbench and then are fixedly connected with a second piston oil cylinder and a third piston oil cylinder respectively.

By adopting the technical scheme, the first sliding rod and the second sliding rod are arranged, and the first piston oil cylinder and the third piston oil cylinder respectively enable the first sliding block and the second sliding block to move upwards through the first sliding rod and the second sliding rod.

The utility model discloses further set up to: and a plurality of rollers are transversely arranged on the workbench, and two ends of the rollers are respectively and rotatably connected to the first base and the second base.

By adopting the technical scheme, the roller is arranged on the workbench, so that the rocker arm shaft is effectively limited, and the rocker arm shaft is prevented from rolling while being conveniently placed.

The utility model discloses further set up to: the number of the rollers is two, and the two rollers are symmetrically arranged along the central axis of the first pressing block and the second pressing block.

By adopting the technical scheme, the number of the rollers is limited, and the two rollers are symmetrically arranged, so that the rocker arm shaft can be placed between the two rollers, and the rocker arm shaft is convenient to position and lift.

To sum up, the utility model discloses following beneficial effect has:

the first sliding block and the second sliding block are arranged on the workbench, so that the first pressing block and the second pressing block on the first sliding block and the second sliding block can press and fix the rocker arm shaft, the first sliding block and the second sliding block respectively slide on the first base and the second base, the peripheral wall of the rocker arm shaft can be completely isolated, the rocker arm can be conveniently installed on the peripheral wall of the rocker arm shaft, the third sliding block with the first connecting rod and the second connecting rod is arranged, the first connecting rod and the second connecting rod can slide in the arc groove, the angle between the first connecting rod and the second connecting rod can be conveniently calculated and adjusted, the air inlet rocker arm and the air outlet rocker arm can be conveniently positioned in the circumferential direction, the first groove and the second groove are simultaneously limited in shape and depth, the air inlet rocker arm and the air outlet rocker arm can be conveniently attached to the inner bottom surfaces of the first groove and the second groove respectively, and the axial direction of the air inlet rocker arm and the air outlet, thereby facilitating the press-fitting of the whole rocker shaft.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. a first base; 2. a second base; 3. a first sliding block; 4. a second sliding block; 5. pressing a first pressing block; 6. pressing a block II; 7. a ring groove; 8. an arc groove; 9. a first connecting rod; 10. a second connecting rod; 11. a first positioning block; 12. a second positioning block; 13. a first groove; 14. a second groove; 15. a threaded hole; 16. fastening a bolt; 17. a fixing plate; 18. a piston oil cylinder II; 19. a first supporting rod; 20. a second supporting rod; 21. a first supporting block; 22. a second supporting block; 23. a piston cylinder IV; 24. a piston cylinder I; 25. a first sliding chute; 26. a second chute; 27. a first sliding rod; 28. a second sliding rod; 29. a roller; 30. a third sliding block; 31. and a piston cylinder III.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A rocker shaft press-fitting tool is disclosed, as shown in figures 1-2, and comprises a workbench, wherein a first base 1 and a second base 2 are respectively arranged on the left side and the right side of the workbench, the first base 1 is transversely connected on the workbench in a sliding manner through a piston cylinder four 23, the second base 2 is welded on the workbench, a first slide rod 27 and a second slide rod 28 are respectively connected on the first base 1 and the second base 2 in a penetrating manner, a first slide block 3 and a second piston cylinder 18 are respectively fixedly connected at the upper end and the lower end of the first slide rod 27 through bolts, a second slide block 4 and a third piston cylinder 31 are respectively fixedly connected at the upper end and the lower end of the second slide rod 28 through bolts, the second piston cylinder 18 and the third piston cylinder 31 are both fixed with the workbench, a first abutting block 5 and a second abutting block 6 with caulking grooves are respectively fixedly connected on the first slide block 3 and the second slide block 4, the first abutting block 5 and the second abutting block 6 are, the first pressing block 5 and the second pressing block 6 are used for pressing two ends of the rocker arm shaft.

One side of the second sliding block 4, which is far away from the first abutting block 5, is fixedly connected with a fixing plate 17 through a bolt, the fixing plate 17 is fixedly connected with a first piston oil cylinder 24 through a bolt, an output shaft of the first piston oil cylinder 24 is fixedly connected with a third disc-shaped sliding block 30 through a bolt, one side of the third sliding block 30, which is far away from the first sliding block 3, is provided with an annular groove 7 and two arc grooves 8 which are coaxially arranged with the second abutting block 6, the inner bottom surface of the annular groove 7 is provided with a dial scale, the two arc grooves 8 penetrate through the third sliding block 30 and are respectively and slidably connected with a first connecting rod 9 and a second connecting rod 10 in the grooves, the first connecting rod 9 and the second connecting rod 10 are also respectively and slidably connected on a through groove of the second sliding block 4, the through groove is arc-shaped, the inner diameter of the through groove is larger than the outer diameter of the second abutting block 6, the first connecting rod 9 and, the fastening bolt 16 is screwed with the screw hole 15.

One side, close to the base I1, of the connecting rod I9 is in threaded connection with a positioning block I11, one side, close to the base I1, of the connecting rod II 10 is in threaded connection with a positioning block II 12, one side, close to the sliding block III 30, of the positioning block I11 is provided with a groove I13, the depth of the groove I13 is smaller than the thickness of the positioning block I11, one side, close to the sliding block III 30, of the positioning block II 12 is provided with a groove II 14, the depth of the groove II 14 is smaller than the thickness of the positioning block II 12, and the shapes of the groove I13 and.

A first sliding groove 25 and a second sliding groove 26 are transversely formed in the workbench, a first supporting rod 19 and a second supporting rod 20 are respectively connected in the first sliding groove 25 and the second sliding groove 26 in a sliding mode, the first supporting rod 19 and the second supporting rod 20 are telescopic rods and are vertically arranged, a first supporting block 21 and a second supporting block 22 are respectively welded at the upper ends of the first supporting rod 19 and the second supporting rod 20, the first supporting block 21 and the second supporting block 22 are respectively perpendicular to the first supporting rod 19 and the second supporting rod 20, and the first supporting block 21 and the second supporting block 22 are respectively used for supporting a first connecting rod 9 and a second connecting rod.

Two rollers 29 are transversely arranged on the workbench, two ends of a rotating shaft of each roller 29 are respectively and rotatably connected to the first base 1 and the second base 2, and the two rollers 29 are symmetrically arranged along the central axes of the first pressing block 5 and the second pressing block 6.

In the specific implementation, the rocker arm shaft is firstly placed between the two rollers 29, the rocker arm shaft is stably placed at the middle of the two rollers 29, then the piston oil cylinder I24 is started, the piston oil cylinder pushes the base I1 to slide towards the direction of the base II 2, so that the pressing block I5 on the base I1 and the pressing block II 6 on the base II 2 respectively press against the two ends of the rocker arm shaft, then the piston oil cylinder II 18 and the piston oil cylinder III 31 are simultaneously started, the piston oil cylinder II 18 and the piston oil cylinder III 31 respectively enable the slide block I3 and the slide block II 4 to simultaneously move towards one side far away from the workbench through the push rod I and the push rod II, so that the rocker arm shaft between the pressing block I5 and the pressing block II 6 is separated from the two rollers 29 and moves towards one side far away from the workbench until the peripheral wall of the rocker arm shaft is completely contacted with air, and then according to the installation requirements of, adjusting a first connecting rod 9 and a second connecting rod 10 which are positioned in an arc groove 8 respectively, wherein the adjusting method comprises the steps of aligning a pointer sleeved between a third slider 30 and a fastening bolt 16 to a required angle scale on a dial plate positioned in an annular groove 7 through the matching of the fastening bolt 16 and a threaded hole 15, enabling a bolt head of the fastening bolt 16 on the first connecting rod 9 and the second connecting rod 10 and a nut on a bolt rod to jointly press the third slider 30, then installing a first positioning block 11 with a first groove 13 and a second positioning block 12 with a second groove 14 on one side of the first connecting rod 9 and the second connecting rod 10 respectively, enabling the first groove 13 and the second groove 14 to face the second slider 4, and enabling a first supporting block 21 positioned at the upper end of the first supporting rod 19 and a second supporting block 22 positioned at the upper end of the supporting rod to support the first connecting rod 9 and the second connecting rod 10 respectively through the sliding of the, then the air inlet rocker arm and the exhaust rocker arm are respectively installed in a screw connection mode, the air inlet rocker arm and the exhaust rocker arm are respectively attached to the inner bottom surfaces of the first groove 13 and the second groove 14 during installation, after a group of air inlet rocker arm and exhaust rocker arm are installed, the third sliding block 30 slides towards the first pressing block 5 in a mode of starting the first piston oil cylinder 24, so that the first connecting rod 9 and the second connecting rod 10 which are fixedly connected with the third sliding block 30 also slide towards the first pressing block 5, the first pressing block 5 and the second pressing block 6 simultaneously fix the rocker arm shaft, so that the first positioning block 11 on the first connecting rod 9 and the second positioning block 12 on the second connecting rod 10 also slide towards the first pressing block 5, then the first supporting block 21 and the second supporting block 22 respectively support the first connecting rod 9 and the second connecting rod 10 by the same method, and the second group of air inlet rocker arm and exhaust rocker arm are installed by the same method, until the required groups of intake rocker arms and exhaust rocker arms are completed. The utility model discloses a set up slider one 3 and slider two 4 on the workstation, make slider one 3 and the supporting block one 5 and supporting block two 6 on slider two 4 can support to press fixedly the rocking arm axle, slider one 3 and slider two 4 slide respectively on base one 1 and base two 2 and are favorable to the outer peripheral wall of rocking arm axle to separate empty completely, conveniently install the rocking arm at the outer peripheral wall of rocking arm axle, set up the slider three 30 that has connecting rod one 9 and connecting rod two 10, make connecting rod one 9 and connecting rod two 10 can slide in the arc groove 8, conveniently calculate and adjust the angle between connecting rod one 9 and connecting rod two 10, thereby carry out the circumference location through making things convenient for air inlet rocker arm and exhaust rocker arm, through setting up recess one 13 and recess two 14, the appearance and the groove depth of restricting recess one 13 and recess two 14 simultaneously, thereby make things convenient for air inlet rocker arm and exhaust rocker arm can laminate with the interior bottom surface of recess one 13 and recess two 14 respectively, therefore, the axial directions of the air inlet rocker arm and the exhaust rocker arm are further positioned, and the press mounting of the whole rocker arm shaft is facilitated.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rocking arm axle pressure equipment frock, includes the workstation, its characterized in that: the left and right sides of workstation is equipped with base (1) and base two (2) respectively, sliding connection has slider (3) and slider two (4) respectively on base (1) and base two (2), on slider (3) and slider two (4) respectively fixedly connected with suppress piece (5) and suppress piece two (6), suppress piece (5) and suppress piece two (6) coaxial and set up in opposite directions, sliding connection has slider three (30) on slider two (4), annular (7) and arc groove (8) with the coaxial setting of suppress piece two (6) are seted up to one side that slider (3) were kept away from in slider three (30), be equipped with the calibrated scale on the interior bottom surface of annular (7), arc groove (8) run through slider three (30) and its interior sliding connection have connecting rod one (9) and connecting rod two (10), one side that base (1) was kept away from in connecting rod one (9) and connecting rod two (10) all is equipped with the locking structure The first connecting rod (9) and the second connecting rod (10) are fixedly connected with a third sliding block (30) through a locking structure, a first positioning block (11) is detachably connected to one side, close to the first base (1), of the first connecting rod (9), a second positioning block (12) is detachably connected to one side, close to the first base (1), of the second connecting rod (10), a first groove (13) is formed in one side, close to the third sliding block (30), of the first positioning block (11), a second groove (14) is formed in one side, close to the third sliding block (30), of the second positioning block (12), the depth of the first groove (13) is smaller than the thickness of the first positioning block (11), the depth of the second groove (14) is smaller than the thickness of the second positioning block (12), the first groove (13) is used for being embedded with an air inlet rocker arm, and the second groove.

2. The rocker shaft press-fitting tool of claim 1, wherein: the locking structure comprises a threaded hole (15) and a fastening bolt (16), the threaded hole (15) is formed in one side, away from the first sliding block (3), of the first connecting rod (9) and the second connecting rod (10), and the fastening bolt (16) is in threaded connection with the threaded hole (15).

3. The rocker shaft press-fitting tool of claim 2, wherein: one side, far away from the first pressing block (5), of the second sliding block (4) is fixedly connected with a fixing plate (17), and a first piston oil cylinder (24) is fixedly connected onto the fixing plate (17).

4. The rocker shaft press-fitting tool of claim 1, wherein: the automatic welding device is characterized in that a first support rod (19) and a second support rod (20) are arranged on the workbench, the first support rod (19) and the second support rod (20) are vertically arranged, the upper ends of the first support rod (19) and the second support rod (20) are fixedly connected with a first support block (21) and a second support block (22) respectively, the first support block (21) and the second support block (22) are vertically arranged with the first support rod (19) and the second support rod (20) respectively, and the first support block (21) and the second support block (22) are used for supporting a first connecting rod (9) and a second connecting rod (10) respectively.

5. The rocker shaft press-fitting tool of claim 4, wherein: the workbench is transversely provided with a first sliding groove (25) and a second sliding groove (26), the first supporting rod (19) and the second supporting rod (20) are respectively connected in the first sliding groove (25) and the second sliding groove (26) in a sliding mode, and the first supporting rod (19) and the second supporting rod (20) are telescopic rods.

6. The rocker shaft press-fitting tool of claim 1, wherein: the lower ends of the first sliding block (3) and the second sliding block (4) are respectively and fixedly connected with a first sliding rod (27) and a second sliding rod (28), and the first sliding rod (27) and the second sliding rod (28) penetrate through the workbench and are respectively and fixedly connected with a second piston oil cylinder (18) and a third piston oil cylinder (31).

7. The rocker shaft press-fitting tool of claim 1, wherein: the workbench is transversely provided with a plurality of rollers (29), and two ends of the rollers (29) are respectively and rotatably connected to the first base (1) and the second base (2).

8. The rocker shaft press-fitting tool of claim 7, wherein: the number of the rollers (29) is two, and the two rollers (29) are symmetrically arranged along the central axis of the first pressing block (5) and the second pressing block (6).