CN213970726U

CN213970726U - Piston ring clamping tool

Info

Publication number: CN213970726U
Application number: CN202022715985.XU
Authority: CN
Inventors: 张丽华; 张国华; 朱云
Original assignee: Chongqing Nanjin Machinery Parts Co ltd
Current assignee: Chongqing Nanjin Machinery Parts Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-17
Anticipated expiration: 2030-11-19

Abstract

The utility model relates to a piston ring presss from both sides tight frock, include the handle and press from both sides tight piece, be provided with in the handle and place the chamber, place the intracavity and install servo motor, be provided with drive gear on servo motor's the output, the left end face both sides of handle are provided with the grafting piece, work groove and two inserting grooves have been seted up to the right-hand member face of pressing from both sides tight piece, work groove rotates through the pivot and is connected with the internal gear, the outside of internal gear is provided with receipts wire casing, it is fixed with first soft rope and the soft rope of second to receive the inslot symmetry, press from both sides the left end face of tight piece and seted up the arc type groove, the both sides in arc type groove are provided with the slide opening respectively, sliding connection has the connecting rod in the slide opening, the other end rotation of two connecting rods is connected with and presss from both sides tight semi-ring. The clamping block, the servo motor and the clamping half rings are designed, so that the piston rings can be automatically clamped and mounted, and the working efficiency is improved; the design of the handle and the clamping block can reduce the space required by the device during storage or carrying by detaching or installing the handle.

Description

Piston ring clamping tool

Technical Field

The utility model relates to a clamping device technical field, more specifically say, relate to a piston ring presss from both sides tight frock.

Background

The piston ring is used for imbedding the inside becket of piston slot, and the piston ring divide into two kinds: a compression ring and an oil ring. The compression ring can be used for sealing the combustible mixed gas in the combustion chamber; the oil ring is used to scrape off the excessive oil on the cylinder.

The piston ring is a metal elastic ring having a large outward expansion deformation, which is fitted into a ring groove having a cross section corresponding thereto. The reciprocating and rotating piston rings form a seal between the outer circumferential surface of the ring and the cylinder and one side of the ring and the ring groove by means of a pressure difference of gas or liquid.

In the piston ring installation, install through the manual work more, intensity of labour is big, and the anchor clamps of installation usefulness are many can be dismantled, and it is great to deposit or carry the in-process occupation space, the utility model discloses a new solution is proposed to above problem.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a tight frock of piston ring clamp to solve the technical problem who mentions in the background art.

In order to solve the above problems, the utility model adopts the following technical proposal.

According to the embodiment of the utility model, the piston ring clamping tool comprises a handle and a clamping block, a placing cavity is arranged in the handle, a servo motor is arranged in the placing cavity, the output end of the servo motor passes through the left end surface of the handle and is positioned outside the handle, a driving gear is arranged on the output end of the servo motor, an inserting block is arranged on two sides of the left end surface of the handle, a working groove and two inserting grooves are arranged on the right end surface of the clamping block, the working groove is positioned between the two inserting grooves, the inserting block is matched with the inserting grooves, the working groove is rotationally connected with an inner gear through a rotating shaft, the inner gear is matched with the driving gear, a wire collecting groove is arranged outside the inner gear, a first soft rope and a second soft rope are symmetrically fixed in the wire collecting groove, two sets of L-shaped rope channels are symmetrically arranged in the clamping block, a fixed pulley is arranged at the corner of the L-shaped rope channel, one end of the L-shaped rope channel is communicated with the working groove, an arc-shaped groove is formed in the left end face of the clamping block, sliding holes are formed in the two sides of the arc-shaped groove respectively, the bottom of each sliding hole is communicated with the other end of the L-shaped rope channel, a connecting rod is connected in each sliding hole in a sliding mode, one end of each of the first soft rope and the second soft rope is wound around the fixed pulley and is fixed to two ends of the connecting rod respectively, a spring is fixed to one end of each connecting rod respectively, the spring is fixed to the bottom of each sliding hole, the other end of each connecting rod is connected with a clamping semi-ring in a rotating mode, a controller is arranged on the handle, and the controller is electrically connected with the servo motor.

In this embodiment, because of servo motor, the design of connecting rod and clamp half ring, like this, the operator can place the piston ring of treating the installation in the mounting groove that the piston corresponds, then will press from both sides tight piece and clamp half ring cover in the piston ring outside of treating the installation, then install the grafting inslot of pressing from both sides tight piece with the grafting piece of handle, then start servo motor through the controller, servo motor drives drive gear and rotates, thereby drive internal gear through drive gear and rotate, the internal gear drives first soft rope and the soft rope pulling connecting rod of second, make the connecting rod drive and press from both sides tight half ring and be close to pressing from both sides tight piece direction, thereby press from both sides the tight piston ring of treating the installation, accomplish the installation of piston ring, then through controller antiport servo motor, the connecting rod slides to pressing from both sides tight half ring direction under the effect of spring simultaneously, then take off the device. The clamping block, the servo motor and the clamping half rings are designed, so that the piston rings can be automatically clamped and mounted, the labor intensity of operators is reduced, and the working efficiency is improved; the design of the handle and the clamping block can reduce the space required by the device during storage or carrying by detaching or installing the handle.

In addition, according to the utility model discloses piston ring clamping frock, can also have following additional technical characteristics:

according to an embodiment of the present invention, the outer side of the handle is provided with a wave-shaped groove.

According to the utility model discloses an embodiment, be provided with the friction stripe in the wavy recess.

According to the utility model discloses an embodiment, the right-hand member face of handle is provided with the access hole, the access hole with place the chamber intercommunication, bolted connection has the access cover on the access hole.

According to the utility model discloses an embodiment, be provided with a plurality of heat dissipation through-holes on the access cover.

According to the utility model discloses an embodiment, it is provided with the battery to place the intracavity, the battery with servo motor electric connection.

According to the utility model discloses an embodiment, the right-hand member face of handle is provided with the hole of charging, charge the hole with battery electric connection.

According to the utility model discloses an embodiment, the connecting rod with be provided with the sealing washer between the drill way of slide opening.

According to the utility model discloses an embodiment, the sealing washer bonds in the orifice department of slide opening.

According to the utility model discloses an embodiment, press from both sides tight semi-ring with the connecting rod adopts the pin to rotate the connection.

Drawings

Fig. 1 is a schematic structural view of an entire preferred embodiment of a piston ring clamping tool according to the present invention;

fig. 2 is a schematic structural diagram of a section of a preferred embodiment of the piston ring clamping tool according to the present invention.

The reference numbers in the figures illustrate:

1. a handle; 2. a clamping block; 3. a placement chamber; 4. a servo motor; 5. a drive gear; 6. an insertion block; 7. a working groove; 8. inserting grooves; 9. an internal gear; 10. a wire collecting groove; 11. a first flexible cord; 12. a second flexible cord; 13. an L-shaped rope way; 14. a fixed pulley; 15. an arc-shaped groove; 16. a slide hole; 17. a connecting rod; 18. a spring; 19. clamping the half rings; 20. a controller; 21. a wave-shaped groove; 22. rubbing the stripes; 23. an access hole; 24. an access cover; 25. a heat dissipating through hole; 26. a storage battery; 27. a charging hole; 28. and (5) sealing rings.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1 to 2, a piston ring clamping tool according to an embodiment of the present invention includes a handle 1 and a clamping block 2, a placing cavity 3 is disposed in the handle 1, a servo motor 4 is installed in the placing cavity 3, an output end of the servo motor 4 passes through a left end surface of the handle 1 and is located outside the handle 1, a driving gear 5 is disposed on an output end of the servo motor 4, insertion blocks 6 are disposed on two sides of the left end surface of the handle 1, a working groove 7 and two insertion grooves 8 are disposed on a right end surface of the clamping block 2, the working groove 7 is located between the two insertion grooves 8, the insertion blocks 6 and the insertion grooves 8 are disposed in a matching manner, the working groove 7 is rotatably connected with an internal gear 9 through a rotating shaft, the internal gear 9 and the driving gear 5 are disposed in a matching manner, a take-up groove 10 is disposed on an outer side of the internal gear 9, a first soft rope 11 and a second soft rope 12 are symmetrically fixed in the take-up groove 10, two sets of L-shaped rope passages 13 are symmetrically disposed in the clamping block 2, the corner of L type rope way 13 is provided with fixed pulley 14, and the one end and the work groove 7 intercommunication of L type rope way 13 press from both sides tight piece 2 left end face and seted up arc type groove 15, and the both sides of arc type groove 15 are provided with slide opening 16 respectively, and the bottom of slide opening 16 and the other end intercommunication of L type rope way 13, sliding connection has connecting rod 17 in the slide opening 16, and the one end of first soft rope 11 and second soft rope 12 is walked around fixed pulley 14 and is fixed two respectively the one end of connecting rod 17, and two the one end of connecting rod 17 is fixed with spring 18 respectively, and spring 18 fixes the bottom at slide opening 16, two the other end rotation of connecting rod 17 is connected with presss from both sides tight semi-ring 19, is provided with controller 20 on the handle 1, controller 20 and servo motor 4 electric connection.

In this embodiment, due to the design of the servo motor 4, the connecting rod 17 and the clamping half ring 19, an operator can place a piston ring to be installed in a corresponding installation groove of the piston, then the clamping block 2 and the clamping half ring 19 are sleeved outside the piston ring to be installed, then the insertion block 6 of the handle 1 is installed in the insertion groove 8 of the clamping block 2, then the servo motor 4 is started through the controller 20, the servo motor 4 drives the driving gear 5 to rotate, so as to drive the internal gear 9 to rotate through the driving gear 5, the internal gear 9 drives the first soft rope 11 and the second soft rope 12 to pull the connecting rod 17, so that the connecting rod 17 drives the clamping half ring 19 to approach to the clamping block 2, thereby clamping the piston ring to be installed, completing the installation of the piston ring, then the servo motor 4 is reversely rotated through the controller 20, and simultaneously the connecting rod 17 slides to the clamping half ring 19 under the action of, the device was then removed. The clamping block 2, the servo motor 4 and the clamping half ring 19 are designed, so that the piston ring can be automatically clamped and installed, the labor intensity of operators is reduced, and the working efficiency is improved; the design of the handle 1 and the clamping block 2 reduces the space required for storing or carrying the device by removing or mounting the handle 1.

Further, the outer side of the handle 1 is provided with a wave-shaped groove 21. The design of wavy recess 21 can make handle 1 better with operator's palm laminating, improve the travelling comfort of operation.

Further, friction stripes 22 are arranged in the wave-shaped grooves 21. The friction stripe 22 can increase the friction between the wave-shaped groove 21 and the palm of the operator, and prevent the palm of the operator from sliding with the handle 1 in the using process.

Further, the right end face of the handle 1 is provided with an access opening 23, the access opening 23 is communicated with the placing cavity 3, and an access cover 24 is connected to the access opening 23 through bolts. The design of access hole 23 can conveniently overhaul the equipment of placing chamber 3 in, guarantees to place the normal operating of the interior equipment of chamber 3.

Further, a plurality of heat dissipating through holes 25 are provided on the access cover 24. The design of the heat dissipation through hole 25 can dissipate the heat in the placing cavity 3 to the surrounding environment in time, and prevent the temperature in the placing cavity 3 from being too high.

Further, a storage battery 26 is arranged in the placing cavity 3, and the storage battery 26 is electrically connected with the servo motor 4. The design of the storage battery 26 can conveniently provide a driving power supply for the servo motor 4, and the use of an external power supply is avoided.

Furthermore, a charging hole 27 is formed in the right end surface of the handle 1, and the charging hole 27 is electrically connected to the battery 26. The design of the charging hole 27 can facilitate charging the storage battery 26, and ensure normal use of the storage battery 26.

Further, a sealing ring 28 is arranged between the connecting rod 17 and the orifice of the slide hole 16. The design of the sealing ring 28 can reduce the foreign matters in the environment from entering the slide hole 16, and ensure the cleanness of the slide hole 16.

Further, the seal ring 28 is bonded to the opening of the slide hole 16. Through the design, the sealing ring 28 can be prevented from sliding in the sliding process of the connecting rod 17.

Further, the clamp half ring 19 is connected with the connecting rod 17 in a pin rotation manner. Through the design, the clamping semi-ring 19 can be conveniently detached and replaced.

The working process of the utility model is as follows:

an operator can place a piston ring to be installed in a mounting groove corresponding to a piston, then the clamping block 2 and the clamping half ring 19 are sleeved outside the piston ring to be installed, then the inserting block 6 of the handle 1 is installed in the inserting groove 8 of the clamping block 2, then the servo motor 4 is started through the controller 20, the servo motor 4 drives the driving gear 5 to rotate, so that the driving gear 5 drives the internal gear 9 to rotate, the internal gear 9 drives the first soft rope 11 and the second soft rope 12 to pull the connecting rod 17, the connecting rod 17 drives the clamping half ring 19 to approach to the clamping block 2, so that the piston ring to be installed is clamped, installation of the piston ring is completed, then the servo motor 4 is reversely rotated through the controller 20, meanwhile, the connecting rod 17 slides towards the clamping half ring 19 under the action of the spring 18, and then the device is taken down. The clamping block 2, the servo motor 4 and the clamping half ring 19 are designed, so that the piston ring can be automatically clamped and installed, the labor intensity of operators is reduced, and the working efficiency is improved; the design of the handle 1 and the clamping block 2 reduces the space required for storing or carrying the device by removing or mounting the handle 1.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a piston ring presss from both sides tight frock, includes the handle and presss from both sides tight piece, its characterized in that: the handle is internally provided with a placing cavity, a servo motor is arranged in the placing cavity, the output end of the servo motor penetrates through the left end surface of the handle and is positioned outside the handle, the output end of the servo motor is provided with a driving gear, the two sides of the left end surface of the handle are provided with insertion blocks, the right end surface of the clamping block is provided with a working groove and two insertion grooves, the working groove is positioned between the two insertion grooves, the insertion blocks and the insertion grooves are arranged in a matched manner, the working groove is rotatably connected with an internal gear through a rotating shaft, the internal gear and the driving gear are arranged in a matched manner, the outer side of the internal gear is provided with a wire collecting groove, a first soft rope and a second soft rope are symmetrically fixed in the wire collecting groove, two groups of L-shaped rope ways are symmetrically arranged in the clamping block, fixed pulleys are arranged at the corners of the L-shaped rope ways, one end, the bottom of slide opening and the other end intercommunication of L type rope way, sliding connection has the connecting rod in the slide opening, and the one end of first soft rope and second soft rope is walked around the fixed pulley and is fixed respectively two the one end of connecting rod, just two the one end of connecting rod is fixed with the spring respectively, and the spring is fixed in the bottom of slide opening, two the other end of connecting rod rotates and is connected with and presss from both sides tight semi-ring, is provided with the controller on hand, controller and servo motor electric connection.

2. The piston ring clamping tool according to claim 1, characterized in that: the outside of handle is provided with wave type recess.

3. The piston ring clamping tool according to claim 2, characterized in that: and friction stripes are arranged in the wave-shaped grooves.

4. The piston ring clamping tool according to claim 1, characterized in that: the right-hand member face of handle is provided with the access hole, the access hole with place the chamber intercommunication, bolted connection has the access cover on the access hole.

5. The piston ring clamping tool according to claim 4, characterized in that: the maintenance cover is provided with a plurality of heat dissipation through holes.

6. The piston ring clamping tool according to claim 1, characterized in that: the placing cavity is internally provided with a storage battery which is electrically connected with the servo motor.

7. The piston ring clamping tool according to claim 6, characterized in that: the right end face of the handle is provided with a charging hole, and the charging hole is electrically connected with the storage battery.

8. The piston ring clamping tool according to claim 1, characterized in that: and a sealing ring is arranged between the connecting rod and the orifice of the sliding hole.

9. The piston ring clamping tool according to claim 8, characterized in that: the sealing ring is bonded at the orifice of the sliding hole.

10. The piston ring clamping tool according to claim 1, characterized in that: the clamping semi-ring is rotationally connected with the connecting rod through a pin.