CN113927542B - Diesel engine cylinder cap valve spring collet installation device - Google Patents
Diesel engine cylinder cap valve spring collet installation device Download PDFInfo
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- CN113927542B CN113927542B CN202111539288.6A CN202111539288A CN113927542B CN 113927542 B CN113927542 B CN 113927542B CN 202111539288 A CN202111539288 A CN 202111539288A CN 113927542 B CN113927542 B CN 113927542B
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- valve spring
- supporting seat
- diesel engine
- rod
- supporting
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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
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/24—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same mounting or demounting valves
- B25B27/26—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same mounting or demounting valves compressing the springs
Abstract
The invention is suitable for the technical field of diesel engine assembling equipment, and provides a mounting device for a valve spring lock clamp of a diesel engine cylinder cover, which comprises: the compression assemblies are connected with the supporting rods in a sliding manner; the compression assembly includes: the device comprises a first supporting seat and a second supporting seat which are arranged up and down correspondingly, wherein one side of the first supporting seat is fixedly connected with a plurality of fixing rods, the second supporting seat is connected with the fixing rods in a sliding manner, and a telescopic cylinder is arranged above the second supporting seat; the first supporting seat is matched with the lower spring pressing sheet, and the second supporting seat is matched with the upper spring pressing sheet; the fixing rod is connected with the supporting rod in a sliding mode. Therefore, the valve spring is installed after being compressed through the two supporting seats which are connected in a vertically sliding mode, the existing installation mode that the valve spring is sleeved and then compressed is changed, the valve spring installation method is simple to operate, can be operated by a single person, and is high in safety factor.
Description
Technical Field
The invention relates to the technical field of diesel engine assembling equipment, in particular to a mounting device for a valve spring lock clamp of a diesel engine cylinder cover.
Background
The valve spring has the function of ensuring that the valve can be tightly attached to a valve seat or a valve seat ring when closed, overcoming the inertia force generated by a valve actuating mechanism when the valve is opened, enabling a transmission part to be controlled by a cam all the time without being separated from each other, fixing the valve spring by virtue of a valve collet, generally compressing the valve spring on a cylinder cover for a certain distance, and installing the valve collet on the valve.
The installation of the valve spring currently adopts two ways: full automation device and manual installation. However, most of fully-automatic products have certain limitations, and either the pertinence of the instruments is too strong, or the manufacturing cost and the maintenance cost are very high, so most of the advanced fully-automatic valve spring placing instruments are difficult to be widely used despite high efficiency and low labor cost. And the full manual work mounting means generally adopts spring assembly tool, and a depression bar middle part is equipped with the briquetting that is used for pressing valve spring promptly, sets up a round hole that supplies the spring center pin to pass through on the briquetting, fixes the one end of depression bar on the cylinder head, and the other end uses great strength to keep the state of pushing down of lever, carries out valve spring's installation, because the spring is more, needs frequent dismantlement depression bar at the in-process of installation, low in labor efficiency, intensity of labour is big. Meanwhile, the surface of the valve is easily scratched in the process of pressing the valve spring. The installation positions of part of the valve springs are deeper sometimes due to the design requirements of the engine, the valve springs are inconvenient to place, and the lever press-fitting mode can be adopted only. However, for the cylinder cover of a K4100D diesel engine and the like, the surface of the cylinder cover is relatively flat, when the manual installation mode is adopted, the pressing rod is frequently disassembled, a certain pressing force is applied and kept, the labor intensity is high, the operation can not be completed by a single person, and the production progress and the quality of a factory are greatly influenced.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a mounting device for a valve spring lock clamp of a cylinder cover of a diesel engine, which is used for mounting a valve spring after the valve spring is compressed through two supporting seats which are connected in a vertical sliding manner, so that the mounting mode that the existing valve spring is firstly sleeved and then compressed is changed, the operation is simple, the operation can be carried out by one person, and the safety factor is high.
In order to achieve the above object, the present invention provides a mounting device for a valve spring lock clamp of a cylinder cover of a diesel engine, comprising: the compression assemblies are connected with the supporting rods in a sliding manner; the compression assembly includes: the support device comprises a first support seat and a second support seat which are arranged up and down correspondingly, wherein one side of the first support seat is fixedly connected with a plurality of fixed rods, the second support seat is connected with the fixed rods in a sliding manner, a telescopic cylinder is arranged above the second support seat, the movable end of the telescopic cylinder is fixedly connected with the second support seat, and the telescopic cylinder is fixedly connected with the fixed rods; the first supporting seat and the second supporting seat are both arc-shaped, the first supporting seat is matched with the lower spring pressing sheet, and the second supporting seat is matched with the upper spring pressing sheet; the fixing rod is connected with the supporting rod in a sliding mode.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, one side of the first supporting seat is provided with a rod-shaped bulge, and the lower spring gasket is provided with a groove corresponding to the rod-shaped bulge.
According to the mounting device for the valve spring lock clamp of the diesel engine cylinder cover, the thickness of the rod-shaped bulge is smaller than the depth of the groove.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, the first supporting seat is provided with the roller set, and the roller set is vertically connected with the first supporting seat in a sliding manner.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, the roller group comprises a guide plate and two rollers, the rollers are rotationally connected with the guide plate, the two rollers are vertically arranged on the guide plate, and the guide plate is connected with the first supporting seat in a sliding mode.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, the fixed rod is connected with the supporting rod in a sliding mode through the sliding block, the sliding block is fixedly connected with the fixed rod, and the sliding block is connected with the supporting rod in a sliding mode.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, the supporting rod is provided with a ratchet structure, the sliding block is rotatably connected with the pawl corresponding to the ratchet structure, and the pawl is elastically connected with the sliding block.
According to the mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine, the sliding block is provided with the sliding column, the sliding column is abutted to the tail end of the pawl, and the sliding column is used for controlling the lifting height of the pawl.
According to the mounting device for the valve spring lock clamp of the diesel engine cylinder cover, the second supporting seat is provided with a rack structure, the rack structure is positioned at the arc tail end of the second supporting seat, and the rack structures of the two second supporting seats are arranged up and down.
The compression of the valve spring is realized through the first supporting seat and the second supporting seat which are connected in a vertical sliding mode, the telescopic cylinder keeps the compression state of the valve spring, the operation is convenient and labor-saving, the valve spring is sleeved outside the valve after being compressed, the installation mode of firstly compressing and then sleeving is adopted, the installation mode of firstly sleeving and then compressing in the traditional valve installation process is changed, the defects that the valve spring is easy to be askew and scratch the surface of the valve in the traditional installation mode are overcome, and meanwhile, the device is small in size, can be operated by one person, and is high in labor efficiency and low in labor intensity.
Drawings
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic structural view of the cylinder head of the present invention; FIG. 3 is a schematic structural view of a first operating state of the present invention; FIG. 4 is a schematic structural view of a second operating state of the present invention; FIG. 5 is a schematic cross-sectional view of the present invention in a first operating state; FIG. 6 is a schematic cross-sectional view of the present invention in a second operating state; FIG. 7 is a structural schematic view of the installation state of the present invention; FIG. 8 is an enlarged view of detail A of FIG. 7 according to the present invention; FIG. 9 is a schematic structural view of a first embodiment of the compression assembly of the present invention; FIG. 10 is a schematic view of the mating structure of two rack structures of the present invention; FIG. 11 is a schematic structural view of a second embodiment of the compression assembly of the present invention; FIG. 12 is a schematic view of a second embodiment of a compression assembly according to the present invention showing a roller housing in a first operating condition; FIG. 13 is a schematic view of the second embodiment of the compression assembly of the present invention in a second operating condition of the roller block; FIG. 14 is a schematic view of the structure of the roller train of the present invention; FIG. 15 is a schematic view of a first operating condition of the first embodiment of the compressing assembly of the present invention; FIG. 16 is a second operational configuration of the first embodiment of the compression assembly of the present invention; FIG. 17 is a schematic view of a partial installation configuration of a second embodiment of the compression assembly of the present invention; FIG. 18 is a first enlarged view of detail B of FIG. 17 in accordance with the present invention; FIG. 19 is a second enlarged view of detail B of FIG. 17 in accordance with the present invention; in the figure, 1-compression assembly, 11-fixed rod, 12-telescopic cylinder, 13-first supporting seat, 131-rod-shaped protrusion, 132-sliding groove, 133-limiting hole, 14-second supporting seat, 141-rack structure, 15-bracket, 16-sliding block, 17-pawl, 18-release column, 19-roller group, 191-roller, 192-guide plate, 2-supporting rod, 100-valve, 200-valve spring, 300-upper spring pressing sheet, 400-cylinder cover, 500-lower spring gasket, 501-groove and 600-valve collet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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 invention and are not intended to limit the invention.
Referring to fig. 1 to 3, the invention provides a mounting device for a valve spring lock clamp of a cylinder cover of a diesel engine. This diesel engine cylinder cap valve spring collet installation device includes: a support bar 2 and two sets of compression assemblies 1 symmetrically arranged on the support bar 2. The compression assembly 1 comprises: a first supporting seat 13 and a second supporting seat 14 which are arranged up and down, a fixed rod 11 is arranged on one side of the first supporting seat 13, the second supporting seat 14 is connected with the fixed rod 11 in a sliding manner, a telescopic cylinder 12 is fixedly connected to the upper side of the fixed rod 11, a movable end of the telescopic cylinder 12 is fixedly connected with the second supporting seat 14, the first supporting seat 13 and the second supporting seat 14 are both arc-shaped, the shape of the first supporting seat 13 is matched with that of a lower spring gasket 500, the shape of the second supporting seat 14 is matched with that of an upper spring pressing sheet 300, the lower spring gasket 500 is placed on the first supporting seat 13, an air valve spring 200 and an upper spring pressing sheet 300 are sequentially placed above the lower spring gasket 500, two groups of compression assemblies 1 are folded, the telescopic cylinder 12 pushes the second supporting seat 14 to compress the air valve spring 200 to a preset height, then the compressed air valve spring 200, the upper spring pressing sheet 300 and other assemblies are sleeved on the outer side of the air valve 100, at this moment, the upper spring pressing sheet 300 just exposes the installation position of the valve collet 600, then the valve collet 600 is installed in place, the telescopic cylinder 12 is slowly reset, and the upper spring pressing sheet 300 locks and fixes the valve collet 600, so that the valve collet 600 is installed.
Referring to fig. 1 to 7, further, a bracket 15 is provided at an upper end of the fixing rod 11, the fixing rod 11 is slidably connected to the supporting rod 2 through the bracket 15, and after the fixing rod 11 is moved to a designated position, the bracket 15 is fixed to the supporting rod 2 by using a clinch nail. The two groups of compression assemblies 1 can move relatively, after the two groups of compression assemblies 1 expand outwards, the valve spring 200, the upper spring pressing sheet 300 and the lower spring gasket 500 are installed between the first supporting seat 13 and the second supporting seat 14 of the same group of compression assemblies 1, then the two groups of compression assemblies 1 are gathered together, the support 15 is fixed on the supporting rod 2, the two telescopic cylinders 12 extend outwards synchronously, the valve spring 200 is compressed, and after the valve spring is compressed to a specified height, the telescopic cylinders 12 are used for maintaining the compression state. Then the whole diesel engine cylinder cover valve spring lock clamp installation device is sleeved outside the valve 100, the installation position of the valve lock clamp 600 on the valve 100 is located above the upper spring pressing sheet 300, then the valve lock clamp 600 is installed on the valve 100, the telescopic cylinder 12 slowly contracts, the upper spring pressing sheet 300 rises, the valve lock clamp 600 is locked, and installation is completed.
Referring to fig. 1, 5, 7 and 9, as a first preferred embodiment of the present invention, a bar-shaped protrusion 131 is provided at one side of the first supporting seat 13, a groove 501 is provided at the lower spring washer 500 corresponding to the bar-shaped protrusion 131, and the thickness of the bar-shaped protrusion 131 is slightly smaller than the depth of the groove 501. The first supporting seat 13 supports the lower spring gasket 500 by means of matching of the rod-shaped protrusions 131 and the grooves 501, after the valve locking clamp 600 is installed in place, the telescopic cylinder 12 continues to contract, the thickness of the rod-shaped protrusions 131 is slightly smaller than the depth of the grooves 501, the lower spring gasket 500 is subjected to the elastic force of the valve spring 200, the lower spring gasket 500 abuts against the surface of the cylinder cover 400, at the moment, the first supporting seat 13 and the lower spring gasket 500 can be easily separated from contact, two groups of contraction assemblies are outwards expanded, the diesel engine cylinder cover valve spring locking clamp installing device is taken out, and the valve locking clamp 600 is installed.
Referring to fig. 11 to 14, as a second preferred embodiment of the present invention, the first supporting seat 13 is provided with a roller set 19, and the roller set 19 includes: the guide plate 192 and two rollers 191 arranged in parallel up and down, and the two rollers 191 are rotatably connected with the guide plate 192. The roller set 19 is vertically connected with the first supporting seat 13 in a sliding manner, and the height of the outer side of the roller set 19 is larger than the thickness of the first supporting seat 13. The first supporting seat 13 is provided with a sliding slot 132, and the guiding plate 192 is slidably connected with the sliding slot 132 to ensure that the roller set 19 is slidably connected with the first supporting seat 13 up and down. The first supporting seat 13 is further provided with a limiting hole 133, the guide plate 192 is provided with a limiting column, the limiting column is connected with the limiting hole 133 in a sliding mode, the limiting hole 133 is used for limiting the limit position of the guide plate 192 moving up and down, and the roller group 19 is not higher than the surface of the first supporting seat 13 in a normal state. With reference to fig. 7 and 14 to 19, after the valve collet 600 is installed in place, the telescopic cylinder 12 continues to contract, the lower spring washer 500 receives the elastic force of the valve spring 200, the lower spring washer 500 abuts against the surface of the first support seat 13, the lower spring washer 500 continues to move downward and abuts against the roller train 19, at this time, the first support seat 13 and the lower spring washer 500 are separated from contact, then the two sets of contracting assemblies 1 expand outward, the two rollers 191 in the roller train 19 rotate in opposite directions, static friction is changed into rolling friction, friction is reduced, the diesel engine cylinder cover valve collet installation device is taken out, and the installation of the valve spring 200 and the valve collet 600 is completed.
Referring to fig. 1, 7 and 8, further, the bracket 15 is provided with a sliding block 16, and the sliding block 16 is slidably connected with the support rod 2. The supporting rod 2 is provided with a ratchet structure, the sliding block 16 is provided with a pawl 17 corresponding to the ratchet structure, a torsion spring is arranged between the pawl 17 and the sliding block 16 to provide elasticity for the rotation of the pawl 17, the ratchet and the pawl 17 are mutually matched, so that the two groups of compression assemblies 1 can only move oppositely in a normal state, and when the pawl 17 is separated from the ratchet, the sliding block 16 can freely move on the supporting rod 2. When using this diesel engine cylinder cap valve spring collet installation device, through the cooperation of ratchet and pawl 17 for two sets of compression assembly 1 can be gathered together fast, and prevent two sets of compression assembly 1 outside expansions, improve work efficiency, finish when the installation, break away from the ratchet with pawl 17, reduce the resistance for the quick expansion of two sets of compression assembly 1.
Furthermore, a release column 18 is arranged on the sliding block 16, the release column 18 abuts against one end of the pawl 17, the release column 18 is elastically connected with the sliding block 16, the release column 18 is located at the tail end of the pawl 17, the pawl 17 is separated from the ratchet when the release column 18 is pressed downwards, and the pawl 17 abuts against the ratchet when the release column 18 is lifted upwards. When the mounting device for the valve spring lock clamp of the diesel engine cylinder cover is operated, the matching of the pawl 17 and the ratchet can be quickly switched in a hand-held or pressing mode.
Referring to fig. 9 and 10, further, rack structures 141 are respectively disposed at the front ends of the two second supporting seats 14, the rack structures 141 of the two second supporting seats 14 are correspondingly disposed up and down, when the two sets of compression assemblies 1 are gathered together, the two second supporting seats 14 are engaged and fixed by the rack structures 141, so that when the telescopic cylinder 12 extends outwards to compress the valve spring 200, the fixing rod 11 is expanded outwards in an inclined manner, and the compression safety of the valve spring 200 is improved.
Referring to fig. 1 to 8, when the mounting device for the valve spring locking clamp of the cylinder cover of the diesel engine is used, the release column 18 is pressed, the sliding block 16 is stretched outwards, the distance between the two sets of compression assemblies 1 is increased, then the lower spring gasket 500, the valve spring 200 and the upper spring pressing sheet 300 are sequentially placed between the first supporting seat 13 and the second supporting seat 14 of the set of compression assemblies 1, then the two sliding blocks 16 are gathered towards the middle, the first supporting seat 13 and the second supporting seat 14 in the two sets of compression assemblies 1 are respectively butted, the pawl 17 in the sliding block 16 is matched with the ratchet on the supporting rod 2, so that the gathered two sets of compression assemblies 1 cannot be expanded outwards, meanwhile, the two second supporting seats 14 are fixed through the rack structure 141, and the two sets of compression assemblies 1 are subjected to auxiliary fixing. Then the two telescopic cylinders 12 extend synchronously, the second supporting seat 14 is pressed on the upper spring pressing sheet 300 in a pressing mode, then the second supporting seat is pressed downwards continuously until the valve spring 200, the upper spring pressing sheet 300 and the lower spring gasket 500 which are in a compressed state are compressed to a proper height, the valve lock clamp 600 is coated with butter, the valve lock clamp 600 is adhered in an installation groove in the valve 100 through the butter through the space above the second supporting seat 14, then the telescopic cylinders 12 contract slowly, the upper spring pressing sheet 300 is lifted slowly, the valve lock clamp 600 is fixed on the valve 100, then the telescopic cylinders 12 contract continuously, the second supporting seat 14 is separated from the upper spring pressing sheet 300, and the first supporting seat 13 is kept in contact with the lower spring gasket 500. The disengagement of the first support 13 from the lower spring washer 500 can take two forms:
firstly, referring to fig. 15 and 16, when the first support seat 13 of the first embodiment is adopted, the lower spring washer 500 is directly contacted with the cylinder cover 400, when the telescopic cylinder 12 is retracted, the rod-shaped protrusion 131 and the groove 501 can be directly separated from contact, and with reference to fig. 7 and 8, the release column 18 is pressed, and then the slider 16 is stretched outwards, so that the first support seat 13 and the lower spring washer 500 can be separated, and further, the installation of the valve spring 200 and the valve lock clamp 600 is completed;
second, referring to fig. 17 to 19, when the first supporting seat 13 of the second embodiment is used, the lower spring washer 500 is in contact with the first supporting seat 13, the first supporting seat 13 moves downward, the roller set 19 is in contact with the lower spring washer 500, the first supporting seat 13 is not in direct contact with the lower spring washer 500, the roller set 19 supports the lower spring washer 500, and the release column 18 is pressed to stretch the slider 16 outward, and the roller set 19 rolls between the cylinder head 400 and the lower spring washer 500 until the roller set 19 slides to the outer side of the lower spring washer 500, so that the first supporting seat 13 is separated from the lower spring washer 500, and the valve spring 200 and the valve lock clamp 600 are mounted.
In conclusion, the compression of the valve spring is realized through the first supporting seat and the second supporting seat which are connected in a vertical sliding mode, the telescopic cylinder keeps the compression state of the valve spring, the operation is convenient, the labor is saved, the valve spring is sleeved outside the valve after being compressed, the installation mode of firstly compressing and then sleeving is adopted, the installation mode of firstly sleeving and then compressing in the traditional valve installation process is changed, the defects that the valve spring is easy to be askew and scratch the surface of the valve in the traditional installation mode are overcome, meanwhile, the device is small in size, can be operated by a single person, and is high in labor efficiency and low in labor intensity.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a diesel engine cylinder cap valve spring collet installation device which characterized in that includes: the compression assemblies are connected with the supporting rods in a sliding manner;
the compression assembly includes: the support device comprises a first support seat and a second support seat which are arranged up and down correspondingly, wherein one side of the first support seat is fixedly connected with a plurality of fixed rods, the second support seat is connected with the fixed rods in a sliding manner, a telescopic cylinder is arranged above the second support seat, the movable end of the telescopic cylinder is fixedly connected with the second support seat, and the telescopic cylinder is fixedly connected with the fixed rods; the first supporting seat and the second supporting seat are both arc-shaped, the first supporting seat is matched with the lower spring pressing sheet, and the second supporting seat is matched with the upper spring pressing sheet;
the fixing rod is connected with the supporting rod in a sliding mode.
2. The device for mounting the valve spring lock clamp of the cylinder cover of the diesel engine as claimed in claim 1, wherein a rod-shaped protrusion is provided on one side of the first supporting seat, and the lower spring gasket is provided with a groove corresponding to the rod-shaped protrusion.
3. The diesel engine cylinder head valve spring clip mounting arrangement of claim 2, wherein the thickness of the bar-like projection is less than the depth of the groove.
4. The diesel engine cylinder head valve spring collet mounting device of claim 1, wherein the first support seat is provided with a roller train, and the roller train is vertically slidably connected with the first support seat.
5. The mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine as claimed in claim 4, wherein the roller set comprises a guide plate and two rollers, the rollers are rotatably connected with the guide plate, the two rollers are vertically arranged on the guide plate, and the guide plate is slidably connected with the first supporting seat.
6. The diesel engine cylinder head valve spring collet mounting device of any one of claims 1-5, wherein the fixed rod is slidably connected to the support rod by a slider, the slider is fixedly connected to the fixed rod, and the slider is slidably connected to the support rod.
7. The mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine as claimed in claim 6, wherein the support rod is provided with a ratchet structure, the sliding block is hinged with a pawl corresponding to the ratchet structure, and the pawl is elastically connected with the sliding block.
8. The diesel engine cylinder head valve spring clip mounting arrangement of claim 7, wherein said slider is provided with a sliding post abutting a distal end of said pawl, said sliding post for controlling a lifting height of said pawl.
9. The mounting device for the valve spring lock clamp of the cylinder cover of the diesel engine as claimed in any one of claims 1-5 and 7-8, wherein the second support seat is provided with a rack structure, the rack structure is positioned at the end of the arc of the second support seat, and the rack structures of the two second support seats are arranged up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539288.6A CN113927542B (en) | 2021-12-16 | 2021-12-16 | Diesel engine cylinder cap valve spring collet installation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111539288.6A CN113927542B (en) | 2021-12-16 | 2021-12-16 | Diesel engine cylinder cap valve spring collet installation device |
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| Publication Number | Publication Date |
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| CN113927542A CN113927542A (en) | 2022-01-14 |
| CN113927542B true CN113927542B (en) | 2022-03-08 |
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| CN202111539288.6A Active CN113927542B (en) | 2021-12-16 | 2021-12-16 | Diesel engine cylinder cap valve spring collet installation device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114770424B (en) * | 2022-06-21 | 2022-09-30 | 莱州亚通重型装备有限公司 | Diesel engine cylinder cap valve spring collet installation device |
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| GB8418401D0 (en) * | 1984-07-19 | 1984-08-22 | Utec Bv | Valve spring compression tools |
| CN101450479A (en) * | 2007-11-29 | 2009-06-10 | 上海华普发动机有限公司 | Valve lock installation device |
| CN103894972A (en) * | 2014-03-26 | 2014-07-02 | 安徽全柴动力股份有限公司 | Tool special for disassembling diesel engine valve spring |
| CN104260040A (en) * | 2014-09-03 | 2015-01-07 | 鞍钢集团矿业公司 | Portable engine valve assembling and disassembling tool and use method thereof |
| CN207014293U (en) * | 2017-03-28 | 2018-02-16 | 柳州铁道职业技术学院 | Dismounting air valve of engine instrument |
| CN208117749U (en) * | 2018-04-16 | 2018-11-20 | 襄阳金民晟机械制造有限公司 | A kind of valve spring remover |
| CN109048789A (en) * | 2018-10-28 | 2018-12-21 | 邵阳学院 | A kind of novel dismantling device of valve collet |
| CN109333454A (en) * | 2018-12-08 | 2019-02-15 | 广西玉柴机器股份有限公司 | A kind of valve collet dismantling device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6412158B1 (en) * | 2000-08-22 | 2002-07-02 | Randall C. Moore | Combined tools for removing and installing valve keepers in an internal combustion engine |
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2021
- 2021-12-16 CN CN202111539288.6A patent/CN113927542B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8418401D0 (en) * | 1984-07-19 | 1984-08-22 | Utec Bv | Valve spring compression tools |
| CN101450479A (en) * | 2007-11-29 | 2009-06-10 | 上海华普发动机有限公司 | Valve lock installation device |
| CN103894972A (en) * | 2014-03-26 | 2014-07-02 | 安徽全柴动力股份有限公司 | Tool special for disassembling diesel engine valve spring |
| CN104260040A (en) * | 2014-09-03 | 2015-01-07 | 鞍钢集团矿业公司 | Portable engine valve assembling and disassembling tool and use method thereof |
| CN207014293U (en) * | 2017-03-28 | 2018-02-16 | 柳州铁道职业技术学院 | Dismounting air valve of engine instrument |
| CN208117749U (en) * | 2018-04-16 | 2018-11-20 | 襄阳金民晟机械制造有限公司 | A kind of valve spring remover |
| CN109048789A (en) * | 2018-10-28 | 2018-12-21 | 邵阳学院 | A kind of novel dismantling device of valve collet |
| CN109333454A (en) * | 2018-12-08 | 2019-02-15 | 广西玉柴机器股份有限公司 | A kind of valve collet dismantling device |
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| CN113927542A (en) | 2022-01-14 |
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