CN213918049U - Assembling mechanism and assembling device for piston ring - Google Patents
Assembling mechanism and assembling device for piston ring Download PDFInfo
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- CN213918049U CN213918049U CN202022344971.1U CN202022344971U CN213918049U CN 213918049 U CN213918049 U CN 213918049U CN 202022344971 U CN202022344971 U CN 202022344971U CN 213918049 U CN213918049 U CN 213918049U
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- bevel gear
- piston ring
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Abstract
The utility model discloses an assembly devices and assembly quality of piston ring, assembly devices includes big T-bar, little T-bar, big bevel gear, little bevel gear, lead screw rod, claw disk body and assembly blade, lead screw rod's first end and big T-bar screw-thread fit, part and claw disk body screw-thread fit between the lead screw rod both ends to pass big bevel gear's center, the end of little T-bar stretches into in the claw disk body from the claw disk body, and with little bevel gear screw-thread fit, little bevel gear and big bevel gear meshing cooperation, the assembly blade is three for the assembly piston ring, three assembly blade settings are on the claw disk body, and with big bevel gear's plane screw-thread fit. The utility model discloses an assembly devices realizes the assembly of piston ring, reaches the purpose of accurate, rapid Assembly piston ring, saves time, economizes the people, and is laborsaving, and then for the reduce cost of enterprise.
Description
Technical Field
The utility model relates to an assembly devices and assembly quality of piston ring belongs to rigging equipment technical field.
Background
A miniature compact high-pressure piston type air compressor is one of elements which have compact structure and high requirements on machining precision and installation precision in the field of fluid machinery. In order to further improve the product quality of the air compressor and effectively ensure the normal operation of the air compressor, the installation process of a piston ring in the air compressor needs to improve the efficiency and the quality, and meanwhile, in order to save manpower and material resources, the structure of the assembly device is simplified as much as possible.
In the assembly process of the existing air compressor, the process level of piston ring assembly is low, the assembly efficiency is low, the assembly quality is low, and parts are easily damaged in the assembly process.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide an assembly devices of piston ring, this assembly devices have simple structure, control convenient, the assembly process retrencies, the precision of assembly is high, the maintenance is efficient characteristics, can effectively solve above-mentioned prior art's problem.
A second object of the present invention is to provide an assembling apparatus for a piston ring.
The first purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides an assembly devices of piston ring, includes big T pole, little T pole, big bevel gear, bevel pinion, lead screw, claw disk body and assembly blade, lead screw's first end and big T pole screw-thread fit, part and claw disk body screw-thread fit between the lead screw both ends to pass big bevel gear's center, in the terminal claw disk body of following of little T pole stretches into claw disk body outward to with bevel pinion screw-thread fit, bevel pinion and big bevel gear meshing cooperation, the assembly blade is three for the assembly piston ring, three assembly blade settings are on claw disk body to with big bevel gear's plane screw-thread fit.
Furthermore, the big T-bar drives the chuck body and the three assembling blades to move along the axial direction of the screw rod through the screw rod, so that the three assembling blades drive the piston ring to reach the piston ring groove of the piston, and the small T-bar drives the big bevel gear to rotate through the small bevel gear, so that each assembling blade moves along the radial direction of the big bevel gear.
Further, assembly devices still includes first ball bearing, first ball bearing sets up between little T pole and claw disk body, little T pole and first ball bearing interference fit, first ball bearing and claw disk body interference fit.
The second purpose of the utility model can be achieved by adopting the following technical scheme:
the utility model provides an assembly quality of piston ring, includes frock shell, support, bottom protection mechanism and foretell assembly devices, frock shell and support cooperation, assembly devices sets up on the frock shell, assembly devices and bottom protection mechanism cooperation.
Furthermore, the first end of the screw rod extends out of the tool shell from the inside of the tool shell, and the second end of the screw rod is matched with the bottom protection mechanism.
Furthermore, the position of the tool shell on the small T-shaped rod is provided with an opening.
Further, assembly devices still includes second ball bearing, second ball bearing sets up between screw rod and frock shell, screw rod and second ball bearing interference fit, second ball bearing and frock shell interference fit.
Furthermore, the bottom protection mechanism is matched with the second end of the screw rod and the screw rod.
Further, protect end mechanism and include collet and third ball bearing, collet and third ball bearing interference fit, third ball bearing and the second end interference fit of screw rod.
The utility model discloses for prior art have following beneficial effect:
1. the assembly mechanism of the utility model reduces the outer diameter of the circular ring surrounded by the assembly blades to be smaller than the inner diameter of the piston ring by controlling the small T-shaped rod, can assemble a plurality of piston rings to the assembly blades which only need to be assembled simultaneously according to the sequence, continues to operate according to the above, only needs to control the large T-shaped rod, moves the assembly blades into the corresponding piston ring grooves, can install a plurality of piston rings, saves time and has high efficiency; the claw disk body is in threaded fit with the screw rod, the claw disk body can be driven to stably move downwards by rotating the large T-shaped rod, labor is saved, the stroke of the assembled blade can be effectively controlled, and the assembled blade can accurately reach a piston ring groove to be assembled.
2. The utility model discloses an assembly quality is through mutually supporting of assembly devices, end protection mechanism, frock shell and support, realizes the assembly of piston ring through assembly devices, reaches the purpose of accurate, rapid Assembly piston ring, saves time, saves the people, and is laborsaving, and then for the reduce cost of enterprise.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an assembly apparatus for a piston ring according to an embodiment of the present invention.
Fig. 2 is a front view of a tool housing in a piston ring assembling apparatus according to an embodiment of the present invention.
Fig. 3 is a right side view of a tool housing in the piston ring assembling apparatus according to the embodiment of the present invention.
Fig. 4 is a plan view of a tool housing in a piston ring assembling apparatus according to an embodiment of the present invention.
Fig. 5 is a front view of a bracket in the assembling apparatus for a piston ring according to the embodiment of the present invention.
Fig. 6 is a right side view of a bracket in the assembling apparatus for a piston ring according to the embodiment of the present invention.
Fig. 7 is a plan view of a bracket in the piston ring assembling apparatus according to the embodiment of the present invention.
Fig. 8 is a partial view showing the fitting of the fitting vane and the lug plate body in the piston ring fitting apparatus according to the embodiment of the present invention.
Fig. 9 is a schematic structural view of a piston in the piston ring assembling apparatus according to the embodiment of the present invention.
The tool comprises a tool shell 1, a hole 11, a support 2, a bottom protection mechanism 3, a bottom support 31, a third ball bearing 32, an assembly mechanism 4, a large T-shaped rod 41, a small T-shaped rod 42, a large bevel gear 43, a small bevel gear 44, a screw rod 45, a claw disc body 46, an assembly blade 47, a first ball bearing 48, a second ball bearing 49, a piston ring 5 and a piston 6.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, and based on the embodiments in the present invention, all other embodiments obtained by a person having ordinary skill in the art without creative work belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1, the present embodiment provides an assembly device for a piston ring, which includes a tool housing 1, a bracket 2, a bottom protection mechanism 3, and an assembly mechanism 4.
The structure of the tool shell 1 is shown in fig. 2-4, the tool shell 1 is matched with the bracket 2 to fix the assembling mechanism 4 and the tool shell 1, so that the assembling mechanism 4 is stably assembled in the working process; the structure of the bracket 2 is shown in fig. 5-7, and the bracket 2 is used for supporting the whole assembly device and can be observed from the side and operated manually to carry out assembly work.
The assembling mechanism 4 is arranged on the tool shell 1, the assembling mechanism 4 is used for opening and conveying the piston ring 5 to realize the assembling of the piston ring 5, and the tool shell is simple in structure and easy to control.
The assembling mechanism 4 is matched with the bottom protection mechanism 3, so that stable assembling of the assembling mechanism 4 in the working process is realized, and the end faces of other parts are effectively protected in the working process.
Further, the assembling mechanism 4 comprises a large t-shaped rod 41, a small t-shaped rod 42, a large bevel gear 43, a small bevel gear 44, a screw rod 45, a claw disc body 46 and assembling blades 47, wherein the large bevel gear 43 is a large bevel gear with plane threads, and the claw disc body 46 is a claw disc body with screw nuts; the screw rod 45 is provided with a first end and a second end opposite to the first end, the first end and the lower end are provided in the embodiment, the first end of the screw rod 45 extends out of the tool housing 1 from the inside of the tool housing 1 upwards and is in threaded fit with the large T-shaped rod 41, the second end of the screw rod 45 is in threaded fit with the bottom protection mechanism 3, and the part between the two ends of the screw rod 45 is in threaded fit with the claw disc body 46 and penetrates through the center of the large bevel gear 43; the tail end of the small T-shaped rod 42 (namely the end part of the vertical part of the small T-shaped rod 42) extends into the jaw disc body 46 from the outside of the jaw disc body 46 and is in threaded fit with the small bevel gear 44, in order to enable the small T-shaped rod 42 to move conveniently during working, the tooling housing 1 is provided with an opening 11 at the position of the small T-shaped rod 42, as can be seen from fig. 3, the opening 11 of the embodiment is positioned at the right side of the tooling housing 1, the small bevel gear 44 is in meshed fit with the large bevel gear 43, the number of assembling blades 47 is three and is used for assembling the piston ring 5, the three assembling blades 47 are arranged on the jaw disc body 46, the matching of the assembling blades 47 and the jaw disc body 46 is as shown in fig. 8, and the three assembling blades 47 are in planar threaded fit with the large bevel gear 43.
The big T-shaped rod 41 is driven to drive the screw rod 45 to rotate, the rotation of the screw rod 45 can drive the claw disc body 46 and the three assembling blades 47 to move along the axial direction of the screw rod 45, the big bevel gear 43 and the small bevel gear 44 also move along the axial direction of the screw rod 45 along with the rotation, so that the three assembling blades 47 drive the piston ring 5 to reach the piston ring groove of the piston 6, the structure of the piston 6 is shown in fig. 9, the screw rod 45 is arranged to convert the rotary motion into the linear motion, the claw disc body 46 can accurately move along the axial direction of the screw rod 45, and the accurate assembling of the piston ring 5 is further realized.
The small T-shaped rod 42 is driven to drive the small bevel gear 44 to rotate, the rotation of the small bevel gear 44 can drive the large bevel gear 43 to rotate, each assembling blade 47 moves along the radial direction of the large bevel gear 43, and the radius of a circular ring formed by the three assembling blades 47 is adjusted to achieve the purpose of clamping or loosening the piston ring 5.
Preferably, the assembling mechanism 4 of the present embodiment further includes a first ball bearing 48, the first ball bearing 48 is disposed between the small t-bar 42 and the pawl disc 46, the small t-bar 42 is in interference fit with the first ball bearing 48, the first ball bearing 48 is in interference fit with the pawl disc 46, and the small t-bar 42 is fixed on the pawl disc 46 by disposing the first ball bearing 48.
Preferably, the assembling mechanism 4 of the present embodiment further includes a second ball bearing 49, the second ball bearing 49 is disposed between the screw rod 45 and the tool housing 1, the screw rod 45 is in interference fit with the second ball bearing 49, the second ball bearing 49 is in interference fit with the tool housing 1, and the second ball bearing 49 is disposed to reduce the rotation resistance of the screw rod 45.
Further, protect end mechanism 3 and screw rod 45's second end cooperation, specifically, protect end mechanism 3 and include collet 31 and third ball bearing 32, collet 31 and the cooperation of axis body 7, collet 31 and third ball bearing 32 interference fit, third ball bearing 32 and screw rod 45's second end interference fit, through these settings, realize the pressure contact between screw rod 45 and the collet 31, and then reduce screw rod 45's rotation resistance and rotational wear, and the spare part that the protection was maintained.
The assembly device of the present embodiment operates on the following principle in assembling a piston ring:
1) because the small T-shaped rod 42 is in interference fit with the first ball bearing 48, the first ball bearing 48 is in interference fit with the claw disc body 46, the tail end of the small T-shaped rod 42 is in threaded fit with the small bevel gear 44, the small bevel gear 44 is in meshed fit with the large bevel gear 43, and the three assembling blades 47 are in planar threaded fit with the large bevel gear 43, so that the small T-shaped rod 42 is rotated, the small bevel gear 44 rotates synchronously, the large bevel gear 43 is driven to rotate simultaneously, the three assembling blades 47 move along the radial direction of the large bevel gear 43 to adjust the three assembling blades 47 to the position with the minimum radius, at the moment, the outer diameter of a ring formed by the three assembling blades 47 is smaller than the inner diameter of the piston ring, and the piston ring 5 is assembled into the ring formed by the three assembling blades 47.
2) And rotating the small T-shaped rod 42 again, adjusting the positions of the three assembling blades 47 to open the piston ring 5, enabling the inner diameter of a circular ring surrounded by the three assembling blades 47 to be larger than the maximum outer diameter of the piston 6, and sleeving the assembly of the assembling mechanism 4, the tool shell 1 and the piston ring 5 into the assembly of the piston 6 and the bracket 2.
3) Because big T-bar 41 and the first end cooperation of screw rod 45, screw rod 45 and second ball bearing 49 interference fit, second ball bearing 49 and frock shell 1 interference fit, the part between the screw rod 45 both ends and the screw-thread fit of the claw disk body 46, consequently rotate big T-bar 41, screw rod 45 synchronous rotation drives claw disk body 46 along screw rod 45 axial displacement, makes assembly blade 47 bring the piston ring 5 of the state of opening along screw rod 45 axial displacement to reach piston 6's piston ring groove department.
4) And rotating the small T-shaped rod 42, synchronously rotating the small bevel gear 44, simultaneously driving the large bevel gear 43 to rotate, so that the three assembling blades 47 move along the radial direction of the large bevel gear 43, adjusting the positions of the three assembling blades 47, reducing the outer diameter of a circular ring surrounded by the three assembling blades 47, and assembling the piston ring 5 to a piston ring groove of the piston 6.
To sum up, the assembly mechanism of the utility model reduces the outer diameter of the circular ring surrounded by the assembly blades to be smaller than the inner diameter of the piston ring by controlling the small T-shaped rod, can assemble a plurality of piston rings to the assembly blades which only need to be assembled simultaneously according to the sequence, continues to operate according to the above operation, only needs to control the large T-shaped rod, moves the assembly blades into the corresponding piston ring grooves, can install a plurality of piston rings, and is time-saving and efficient; the claw disc body is in threaded fit with the screw rod screw, and the large T-shaped rod is rotated to drive the claw disc body to move downwards stably, so that labor is saved, the stroke of the assembled blade can be effectively controlled, and the assembled blade can accurately reach a piston ring groove to be assembled; furthermore, the utility model discloses an assembly quality is through mutually supporting of assembly devices, end protection mechanism, frock shell and support, realizes the assembly of piston ring through assembly devices, reaches the purpose of accurate, rapid Assembly piston ring, saves time, economizes the people, and is laborsaving, and then for the reduce cost of enterprise.
The above, only be the embodiment of the utility model discloses a patent preferred, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel who is familiar with this technical field are in the utility model discloses a within range, according to the utility model discloses a technical scheme and utility model design equivalence substitution or change all belong to the protection scope of the utility model patent.
Claims (9)
1. The utility model provides an assembly devices of piston ring which characterized in that, includes big T pole, little T pole, big bevel gear, little bevel gear, lead screw, the claw disk body and assembly blade, lead screw's first end and big T pole screw-thread fit, the part between the lead screw both ends and claw disk body screw-thread fit to pass big bevel gear's center, the end of little T pole stretches into in the claw disk body from the claw disk body is overhanging to with little bevel gear screw-thread fit, little bevel gear and big bevel gear meshing cooperation, the assembly blade is three for the assembly piston ring, three assembly blade settings are on the claw disk body to with big bevel gear's plane screw-thread fit.
2. The assembly mechanism of claim 1, wherein the big T-bar drives the jaw body and the three assembly blades to move along the axial direction of the screw rod through the screw rod, so that the three assembly blades drive the piston rings to reach the piston ring grooves of the piston, and the small T-bar drives the big bevel gear to rotate through the small bevel gear, so that each assembly blade moves along the radial direction of the big bevel gear.
3. The assembly mechanism of any one of claims 1-2, further comprising a first ball bearing disposed between the small t-bar and the jaw plate body, the small t-bar having an interference fit with the first ball bearing, the first ball bearing having an interference fit with the jaw plate body.
4. An assembly device of a piston ring, which is characterized by comprising a tool shell, a support, a bottom protection mechanism and the assembly mechanism of any one of claims 1 to 3, wherein the tool shell is matched with the support, the assembly mechanism is arranged on the tool shell, and the assembly mechanism is matched with the bottom protection mechanism.
5. The assembly device of claim 4, wherein a first end of the lead screw rod extends out of the tool housing from the inside of the tool housing, and a second end of the lead screw rod is engaged with the bottom protection mechanism.
6. The assembly device of claim 4, wherein the tooling housing is provided with an opening at the location of the small T-bar.
7. The assembly device of claim 4, wherein the assembly mechanism further comprises a second ball bearing, the second ball bearing is arranged between the screw rod and the tool housing, the screw rod and the second ball bearing are in interference fit, and the second ball bearing and the tool housing are in interference fit.
8. The assembly device of any one of claims 4 to 7, wherein the sole guard mechanism engages the second end of the lead screw.
9. The assembly device of claim 8, wherein the sole guard mechanism includes a shoe interference fit with a third ball bearing that is interference fit with the second end of the lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344971.1U CN213918049U (en) | 2020-10-20 | 2020-10-20 | Assembling mechanism and assembling device for piston ring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344971.1U CN213918049U (en) | 2020-10-20 | 2020-10-20 | Assembling mechanism and assembling device for piston ring |
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| CN213918049U true CN213918049U (en) | 2021-08-10 |
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| CN202022344971.1U Active CN213918049U (en) | 2020-10-20 | 2020-10-20 | Assembling mechanism and assembling device for piston ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157625A (en) * | 2020-10-20 | 2021-01-01 | 华南理工大学 | Assembling mechanism, assembling device and assembling method of piston ring |
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- 2020-10-20 CN CN202022344971.1U patent/CN213918049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157625A (en) * | 2020-10-20 | 2021-01-01 | 华南理工大学 | Assembling mechanism, assembling device and assembling method of piston ring |
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