CN216883763U - Rocker arm spline dismounting tool - Google Patents
Rocker arm spline dismounting tool Download PDFInfo
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- CN216883763U CN216883763U CN202220563088.8U CN202220563088U CN216883763U CN 216883763 U CN216883763 U CN 216883763U CN 202220563088 U CN202220563088 U CN 202220563088U CN 216883763 U CN216883763 U CN 216883763U
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- rocker arm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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Abstract
The utility model provides a rocker spline dismounting tool, which belongs to the technical field of maintenance tools and comprises an installation block body, a sliding block, a screw rod and a base, wherein the lower end of the installation block body is provided with a limiting groove, the interior of the installation block body is provided with a sliding groove communicated with the limiting groove, the upper end of the installation block body is provided with a first screw hole communicated with the sliding groove, the rocker arm and a spline are installed in the limiting groove, the sliding block is connected in the sliding groove in a sliding manner, the screw rod is connected in the first screw hole in a threaded manner, the screw rod is rotated to move along the length direction of the first screw hole and is contacted with the sliding block to drive the sliding to slide along the sliding groove, the base is installed at the lower end of the installation block body and is connected with the installation block body, the base is used for limiting the rocker arm and the spline in the limiting groove, and a through hole for the spline to pass through is formed in the base. According to the tool for disassembling the spline of the rocker arm, the spline is extruded out of the rocker arm by means of the rotation of the rotary screw and the driving of the sliding block in the sliding groove, so that the purpose of disassembling the spline is achieved, time and labor are saved, and the spline cannot be damaged.
Description
Technical Field
The utility model belongs to the technical field of maintenance tools, and particularly relates to a rocker arm spline dismounting tool.
Background
In the debugging process of an actuator, a spline of a rocker arm needs to be disassembled for fine adjustment, and part of the spline is too tightly matched with the inner teeth of the rocker arm, so that the disassembly is extremely difficult. The existing dismounting mode is to carry out powerful dismounting by tools such as a hammer, and the like, so that the mode is time-consuming and labor-consuming, and the spline tooth-strengthening and the inner teeth of the rocker arm are easily damaged. Certain influence can be caused to the adjustment and assembly process in the later period.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rocker arm spline dismounting tool, which aims to solve the technical problems that the dismounting mode of the rocker arm spline in the prior art is time-consuming and labor-consuming, and the rocker arm spline is easy to damage.
In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a frock is dismantled to rocking arm spline includes:
the lower end of the mounting block body is provided with a limiting groove, the inside of the mounting block body is provided with a sliding groove communicated with the limiting groove, and the upper end of the mounting block body is provided with a first screw hole communicated with the sliding groove; the rocker arm and the spline are arranged in the limiting groove;
the sliding block is connected in the sliding groove in a sliding manner;
the screw rod is connected in the first screw hole in a threaded manner; the screw rod is rotated to move along the length direction of the first screw hole and is in contact with the sliding block to drive the sliding block to slide along the sliding groove;
the base is arranged at the lower end of the mounting block body and is connected with the mounting block body; the base is used for limiting the rocker arm and the spline in the limiting groove, and a through hole for the spline to pass through is formed in the base.
As another embodiment of this application, the lower extreme of screw rod is equipped with the mounting groove, be equipped with the ball of rotating the connection in the mounting groove.
As another embodiment of the application, the upper end of the sliding block is provided with a conical groove matched with the ball.
As another embodiment of the application, the screw rod is provided with a mounting hole positioned above the mounting block body and an operating rod connected in the mounting hole.
As another embodiment of this application, the upper end of screw rod is equipped with the installation department, the mounting hole set up in on the installation department, the axis of mounting hole with the axis looks vertical of first screw.
As another embodiment of this application, the lower extreme of slider is equipped with the extrusion face with spline contact, the extrusion face is equipped with the spacing post with spline hole looks adaptation.
As another embodiment of this application, the lower extreme of installation block is equipped with the second screw, be equipped with on the base with the connecting hole that the second screw is corresponding, installation block with the base is through the bolt fixed connection who passes connecting hole and second screw.
As another embodiment of the present application, the connection hole is a counter-sunk hole.
As another embodiment of the present application, the depth of the through hole is greater than the length of the spline.
As another embodiment of this application, the lower extreme of installation block is equipped with and runs through the installation block with the rectangular recess of spacing groove, the rocking arm install in the spacing groove with in the rectangular recess.
The rocker arm spline dismounting tool provided by the utility model has the beneficial effects that: compared with the prior art, when the tool for disassembling the spline of the rocker arm is used, the rocker arm and the spline are installed in the limiting groove, and the base is connected to the lower end of the installation block body to limit the rocker arm; the control screw rod rotates in the first screw hole and moves downwards, the extrusion sliding block moves in the sliding groove, the lower end of the sliding block penetrates through the sliding groove and is in contact with a spline in the limiting groove, and the extrusion spline falls off from the rocker arm and enters a through hole of the base, so that the dismounting work of the spline in the rocker arm is realized; through this kind of mode, rotate with the help of rotatory screw rod to drive the slider and move down in the spout and extrude the spline from the rocking arm, reach the purpose of dismantling the spline, labour saving and time saving, and can not cause the damage with the spline.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a rocker spline dismounting tool provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along A-A;
fig. 3 is a schematic structural diagram of a mounting block provided in an embodiment of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic structural diagram of a screw according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a slider according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a base according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1. installing a block body; 11. a limiting groove; 12. a chute; 13. a first screw hole; 14. a second screw hole; 15. a bolt; 16. a strip groove; 2. a slider; 21. a tapered recess; 22. a limiting column; 3. a screw; 31. mounting grooves; 32. a ball bearing; 33. mounting holes; 34. an operating lever; 35. an installation part; 4. a base; 41. a through hole; 42. connecting holes; 5. a rocker arm; 51. a spline.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 7, a rocker arm spline dismounting tool provided by the present invention will now be described. A rocker spline dismounting tool comprises an installation block body 1, a sliding block 2, a screw 3 and a base 4, wherein the lower end of the installation block body 1 is provided with a limiting groove 11, the interior of the installation block body is provided with a sliding groove 12 communicated with the limiting groove 11, and the upper end of the installation block body is provided with a first screw hole 13 communicated with the sliding groove 12; the rocker arm 5 and the spline 51 are arranged in the limiting groove 11; the sliding block 2 is connected in the sliding groove 12 in a sliding way; the screw rod 3 is connected in the first screw hole 13 in a threaded manner; the rotating screw rod 3 moves along the length direction of the first screw hole 13 and is in contact with the sliding block 2 to drive the sliding to slide along the sliding groove 12; the base 4 is arranged at the lower end of the mounting block body 1 and is connected with the mounting block body 1; the upper end of the base 4 is used for limiting the rocker arm 5 and the spline 51 in the limiting groove 11, and the base 4 is provided with a through hole 41 for the spline 51 to pass through.
Compared with the prior art, the rocker arm spline dismounting tool provided by the utility model has the advantages that when the tool is used, the rocker arm 5 and the spline 51 are arranged in the limiting groove 11, and the base 4 is connected to the lower end of the mounting block body 1 to limit the rocker arm 5; the control screw rod 3 rotates in the first screw hole 13 and moves downwards, the extrusion sliding block 2 moves in the sliding groove 12, the lower end of the sliding block 2 penetrates through the sliding groove 12 and is in contact with the spline 51 in the limiting groove 11, and the extrusion spline 51 falls off from the rocker arm 5 and enters the through hole 41 of the base 4, so that the dismounting work of the spline 51 in the rocker arm 5 is realized; in this way, the spline 51 is extruded from the rocker arm 5 by rotating the rotary screw 3 and driving the sliding block 2 to move downwards in the sliding groove 12, so that the purpose of disassembling the spline 51 is achieved, time and labor are saved, and the spline 51 is not damaged.
Referring to fig. 1 and 5, as a specific embodiment of the tool for dismounting the spline of the rocker arm provided by the present invention, an installation groove 31 is formed at the lower end of the screw rod 3, and a ball 32 rotatably connected to the installation groove 31 is disposed in the installation groove 31; the ball 32 is arranged at the lower end of the screw rod 3, so that the ball 32 is contacted with the slide block 2; the rotation of the balls 32 causes the slide to move only up and down in the slide groove 12 without rotating, thereby ensuring that the slide 2 and the spline 51 do not rotate relatively to each other, and the spline 51 is not damaged. The balls 32 are steel ball structures, have high strength, are not easily damaged, and can stably work for a long time.
Referring to fig. 1, 5 and 6, as a specific embodiment of the tool for dismounting the spline of the rocker arm provided by the present invention, a tapered groove 21 adapted to a ball 32 is provided at an upper end of the slider 2; part of the ball 32 is limited on the end surface of the screw 3, and the other end of the ball protrudes and contacts with the sliding block 2, so that the sliding block 2 is pushed to move along the sliding chute 12; the upper end face of the sliding block 2 is provided with the conical groove 21, and the ball 32 of the convex part enters the conical groove 21, so that the contact between the ball 32 and the sliding block 2 and the extrusion process are more stable. The tapered recess 21 is open and enlarged to facilitate the entry of the balls 32 into the tapered recess 21.
Referring to fig. 1 and 5, as a specific embodiment of the tool for dismounting the spline of the rocker arm provided by the present invention, a mounting hole 33 located above the mounting block 1 and an operating rod 34 connected in the mounting hole 33 are provided on the screw rod 3; the length of the screw rod 3 is larger than the depth of the first screw hole 13, and the upper end of the screw rod 3 is always positioned above the mounting block body 1 when the screw rod 3 pushes the sliding block 2 to move; a mounting hole 33 is formed in the screw rod 3, an operating rod 34 is mounted in the mounting hole 33, and the screw rod 3 can be directly held on the operating rod 34 when being driven to rotate, so that the screw rod 3 is driven to rotate; the mode increases the rotating moment and saves more labor. The operating rod 34 is disposed in interference fit with the mounting hole 33 such that the operating rod 34 does not move along the mounting hole 33.
Referring to fig. 1 and 5, as a specific embodiment of the rocker spline dismounting tool provided by the present invention, an upper end of the screw rod 3 is provided with a mounting portion 35, the mounting hole 33 is opened on the mounting portion 35, and an axis of the mounting hole 33 is perpendicular to an axis of the first screw hole 13; the installation part 35 is fixedly connected to the upper end of the screw rod 3, and the installation hole 33 is formed in the installation part 35, so that the strength and the stability of the screw rod 3 are not influenced; the length direction of the mounting hole 33 is perpendicular to the length direction of the screw rod 3, and the operating rod 34 extends outwards, so that the operation of a worker is facilitated.
Referring to fig. 1 and 6, as a specific embodiment of the rocker arm spline dismounting tool provided by the present invention, the lower end of the slider 2 is provided with a pressing surface contacting with the spline 51, and the pressing surface is provided with a limiting post 22 adapted to an inner hole of the spline 51; the spline 51 is provided with a fabrication hole, the extrusion sliding block 2 slides in the sliding groove 12 under the action of the screw rod 3, the limiting column 22 on the sliding block 2 enters the fabrication hole to ensure that the sliding block 2 is accurately connected with the spline 51, the extrusion surface at the lower end of the sliding block 2 is directly contacted with the end surface of the spline 51, and the spline 51 is pushed to be separated from the rocker arm 5 under the limiting action of the base 4. The sliding block 2 and the limiting column 22 are integrally formed.
Referring to fig. 1, 2 and 7, as a specific embodiment of the rocker spline dismounting tool provided by the present invention, a second screw hole 14 is provided at a lower end of the mounting block 1, a connecting hole 42 corresponding to the second screw hole 14 is provided on the base 4, and the mounting block 1 and the base 4 are fixedly connected by a bolt 15 passing through the connecting hole 42 and the second screw hole 14; when assembling this rocking arm spline dismantles frock, screw rod 3, slider 2 are installed in spout 12 and first screw 13 in proper order to install rocking arm 5 and spline 51 back in spacing groove 11, with base 4 butt joint installation at the lower extreme of installation block 1, connecting hole 42 aligns with second screw 14 is coaxial simultaneously, then uses bolt 15 to pass connecting hole 42 and second screw 14 threaded connection, realizes the fastening connection of base 4 and installation block 1. The connection mode of the base 4 and the mounting block 1 is convenient, quick and reliable; and after extruding the spline 51 in the rocking arm 5, can take off base 4 from installation block 1 conveniently, and then take out rocking arm 5 and spline 51, and then carry out the split operation to next rocking arm 5 spline 51.
Referring to fig. 1 and 7, as a specific embodiment of the rocker spline dismounting tool provided by the present invention, the connecting hole 42 is a counter bore, and after the bolt 15 is used to pass through the connecting hole 42 and is connected with the second screw hole 14, the end of the bolt 15 completely enters into the connecting hole 42, so that the base 4 can be stably placed, and the rocker spline dismounting tool can be stably and reliably used.
Referring to fig. 1 and 7, as a specific embodiment of the tool for detaching the spline of the rocker arm provided by the present invention, the depth of the through hole 41 is greater than the length of the spline 51, so that the spline 51 can be completely separated from the internal teeth of the rocker arm 5 and enter the through hole 41 under the action of the slider 2 pressing the screw rod 3. If the length of the spline 51 is larger than the depth of the through hole 41, a part of the spline 51 cannot be separated from the inner teeth of the rocker arm 5, so that the operation of the rocker arm spline dismounting tool is more convenient.
Referring to fig. 1 and 2, as a specific embodiment of the tool for dismounting the spline of the rocker arm provided by the present invention, a long-strip groove 16 penetrating through the mounting block 1 and the limiting groove 11 is disposed at the lower end of the mounting block 1, and the rocker arm 5 is mounted in the limiting groove 11 and the long-strip groove 16; rocker 5 is the dysmorphism structure, and when installing rocker 5 at the lower extreme of installation block 1, the bulge of rocker 5 is located rectangular recess 16, and the spline 51 installation department 35 part of rocker 5 is located spacing groove 11, then installs base 4 at the lower extreme of installation block 1, is located spacing groove 11 and rectangular recess 16 with rocker 5 county by base 4. The thickness of the rocker arm 5 is less than or equal to the depth of the limiting groove 11 and the strip-shaped groove 16, so that the base 4 is completely attached to the lower end face of the mounting block body 1, the lower end face of the rocker arm 5 is supported on the upper end face of the base 4, the base 4 does not need to be detached, and the rocker arm 5 can be installed in the limiting groove 11 from the strip-shaped groove 16.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a frock is dismantled to rocking arm spline which characterized in that includes:
the mounting block body is provided with a limiting groove at the lower end, a sliding groove communicated with the limiting groove is arranged in the mounting block body, and a first screw hole communicated with the sliding groove is arranged at the upper end of the mounting block body; the rocker arm and the spline are arranged in the limiting groove;
the sliding block is connected in the sliding groove in a sliding manner;
the screw rod is connected in the first screw hole in a threaded manner; the screw rod is rotated to move along the length direction of the first screw hole and is in contact with the sliding block to drive the sliding block to slide along the sliding groove;
the base is arranged at the lower end of the mounting block body and is connected with the mounting block body; the base is used for limiting the rocker arm and the spline in the limiting groove, and a through hole for the spline to pass through is formed in the base.
2. The tool for disassembling the spline of the rocker arm according to claim 1, wherein a mounting groove is formed in the lower end of the screw rod, and a ball rotatably connected with the mounting groove is arranged in the mounting groove.
3. The tool for disassembling the spline of the rocker arm according to claim 2, wherein a tapered groove matched with the ball is formed in the upper end of the sliding block.
4. The tool for disassembling the spline of the rocker arm according to claim 1, wherein the screw is provided with a mounting hole located above the mounting block and an operating rod connected in the mounting hole.
5. The tool for disassembling the spline of the rocker arm according to claim 4, wherein an installation part is arranged at the upper end of the screw rod, the installation hole is formed in the installation part, and the axis of the installation hole is perpendicular to the axis of the first screw hole.
6. The tool for disassembling the spline of the rocker arm according to claim 1, wherein a pressing surface in contact with the spline is arranged at the lower end of the sliding block, and a limiting column matched with an inner hole of the spline is arranged on the pressing surface.
7. The tool for disassembling the spline of the rocker arm according to claim 1, wherein a second screw hole is formed in the lower end of the mounting block, a connecting hole corresponding to the second screw hole is formed in the base, and the mounting block is fixedly connected with the base through a bolt penetrating through the connecting hole and the second screw hole.
8. The tool for dismounting a spline of a rocker arm according to claim 7, wherein the connecting hole is a counter-sunk hole.
9. The tooling of claim 1, wherein the depth of the through hole is greater than the length of the spline.
10. The tool for dismounting the spline of the rocker arm according to claim 1, wherein a strip groove penetrating through the mounting block and the limiting groove is formed in the lower end of the mounting block, and the rocker arm is mounted in the limiting groove and the strip groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220563088.8U CN216883763U (en) | 2022-03-15 | 2022-03-15 | Rocker arm spline dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220563088.8U CN216883763U (en) | 2022-03-15 | 2022-03-15 | Rocker arm spline dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216883763U true CN216883763U (en) | 2022-07-05 |
Family
ID=82191508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220563088.8U Active CN216883763U (en) | 2022-03-15 | 2022-03-15 | Rocker arm spline dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216883763U (en) |
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2022
- 2022-03-15 CN CN202220563088.8U patent/CN216883763U/en active Active
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