CN210732286U

CN210732286U - Bore-adjustable pressing sleeve fixing device

Info

Publication number: CN210732286U
Application number: CN201921825315.4U
Authority: CN
Inventors: 张云峰
Original assignee: Wuxi Parke Mechanical And Electrical Engineering Co Ltd
Current assignee: Wuxi Parke Mechanical And Electrical Engineering Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-12
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a pressure cover fixing device with adjustable aperture, concretely relates to oil field well field, including the station board, the round hole has been seted up at the center of station board, and a plurality of grip slipper, spacing seat and alternating distribution are installed to the round hole periphery of station board, and slide rail, pneumatic cylinder, spacing loop bar are installed to the grip slipper, the opposite face of spacing seat, and the grip slipper is installed to support piece's the other end, and spacing loop bar, spacing telescopic link are installed to one side of spacing seat, and splint, screw thread through-hole are installed to the bottom surface of station board, and the one end of screw rod is rotated and is installed the fixing base. The utility model discloses an utilize a plurality of hydraulic assembly to press the cover edge to carry out the centre gripping, but hydraulic assembly's centre gripping dynamics is the micro-regulation and control, and the great clamping-force of accessible prevents that inside pressure cover can not drop when the centre gripping is pressed the cover and is removed, can reduce the centre gripping dynamics when pressing the cover frock for press the cover frock more easily, reduce the impact force that the centre gripping subassembly received when pressing the cover installation, make the device shock resistance more.

Description

Bore-adjustable pressing sleeve fixing device

Technical Field

The utility model relates to an oil field well technical field, more specifically says, the utility model specifically is a pressure cover fixing device with adjustable bore.

Background

In the field of petroleum, the press fitting of sleeves or bearings in interference or transition fit is carried out on main forged parts, namely, in a forged part production workshop, a large number of oil well parts are required to be pressed with the sleeves or bearings in interference or transition fit, the sleeves and bottom hole axes are always ensured to be coincident in the press fitting process, and the inner holes of the sleeves are ensured not to be scratched, so that the assembly of a product from parts to parts is completed.

However, in actual use, some disadvantages still exist, for example, although the traditional sleeve pressing and fixing device can realize the sleeve pressing and mounting function, the traditional sleeve pressing and fixing device needs fixing devices with different specifications for the pressing sleeves with different sizes, which causes great inconvenience and greatly increases the cost; if the pressing sleeve needs to be applied with force, the pressing sleeve is easy to be eccentric in the force application process because the force application is intermittent and has impact load and certain deviation force on product parts.

Therefore, there is a need for a highly practical and impact-resistant bore-adjustable pressing sleeve fixing device

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects of the prior art, the embodiment of the utility model provides a bore-adjustable press sleeve fixing device, the edge of the press sleeve is clamped by utilizing a plurality of hydraulic assemblies, the clamping force of the hydraulic assemblies can be regulated and controlled slightly, the press sleeve fixed inside can be prevented from falling off by larger clamping force when the clamping and fixing press sleeve moves, the clamping force can be reduced when the press sleeve tool is pressed, the press sleeve is easier to tool, the impact force on the clamping assembly when the press sleeve is installed is reduced, and the device is more impact-resistant; additionally, the utility model discloses an adjustable flexible hydraulic assembly utilizes the hydraulic assembly that can stretch out and draw back at will to press the cover work piece to carry out the centre gripping, and applicable in the not cover subassembly of pressing of equidimension has the grip block of certain radian in addition, can carry out the multiple spot centre gripping to the different cover that presses of appearance shape, and the centre gripping is firm, simple structure is practical, greatly increased the device's practicality to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bore-adjustable pressing sleeve fixing device comprises a station plate, wherein a round hole is formed in the center of the station plate, a plurality of clamping seats and limiting seats are fixedly arranged on the periphery of the round hole of the station plate and are alternately distributed, slide rails are fixedly arranged on opposite surfaces of the clamping seats and the limiting seats, hydraulic cylinders and limiting sleeve rods are slidably arranged on the opposite surfaces of the clamping seats and the limiting seats through the slide rails, telescopic rods are fixedly connected with output ends of the hydraulic cylinders, supporting pieces are fixedly arranged on the periphery of the round hole of the station plate and are used for supporting the telescopic rods, clamping plates are fixedly arranged on the other ends of the supporting pieces, anti-falling pads are attached to the other surfaces of the clamping plates, limiting sleeve rods are slidably arranged on one sides of the limiting seats through the slide rails, limiting telescopic rods are slidably sleeved inside the limiting sleeve rods, threaded holes are formed in the top surfaces of the, the fixing clamp plate is fixedly mounted on the periphery of the round hole in the bottom surface of the station plate, a threaded through hole is formed in the center of the fixing clamp plate, a fixing screw rod matched with the fixing clamp plate is arranged in the threaded through hole of the fixing clamp plate, and a fixing seat is rotatably mounted at one end of the fixing screw rod.

In a preferred embodiment, the hydraulic cylinder output ends of the top surfaces of the station plates are arranged oppositely, and the hydraulic cylinders are opposite in pairs.

In a preferred embodiment, the other side of the clamping plate connected with the support is an arc concave surface, the anti-falling pad is attached to the arc concave surface of the clamping plate, and the width of the clamping plate is smaller than one eighth of the arc length of the round hole of the station plate.

In a preferred embodiment, the anti-slip pad is a rubber member, and a vertically downward strip-shaped anti-slip groove is formed in the other side of the anti-slip pad connected with the clamping plate.

In a preferred embodiment, the top surface of the limiting telescopic rod is provided with scales, and the maximum measurement length of the limiting telescopic rod is equal to the radius length of the round hole of the station plate.

In a preferred embodiment, the other side of the fixed seat connected with the fixed clamping plate is provided with an anti-slip groove, and the length of the fixed screw is equal to the radius of the circular hole of the station plate.

In a preferred embodiment, the hydraulic cylinder is an adjustable power type electric hydraulic assembly, and the maximum stroke of the hydraulic cylinder is equal to the radius of the circular hole of the station plate.

The utility model discloses a technological effect and advantage:

1. the utility model utilizes a plurality of hydraulic components to clamp the edge of the pressing sleeve, the clamping force of the hydraulic components can be regulated and controlled slightly, the pressing sleeve with fixed inside can be prevented from falling off by larger clamping force when the clamping fixed pressing sleeve moves, the clamping force can be reduced when the pressing sleeve tool is pressed, the pressing sleeve tool is easier to tool, the impact force received by the clamping components when the pressing sleeve is installed is reduced, and the device can resist impact;

2. the utility model discloses an adjustable flexible hydraulic assembly utilizes the hydraulic assembly that can stretch out and draw back at will to press the cover work piece to carry out the centre gripping, and applicable in the not cover subassembly of pressing of equidimension has the grip block of certain radian in addition, can carry out the multiple spot centre gripping to the different cover that presses of appearance shape, and the centre gripping is firm, and simple structure is practical, greatly increased the device's practicality.

Drawings

Fig. 1 is a top view of the overall structure of the present invention.

Fig. 2 is a side sectional view of the overall structure of the present invention.

Fig. 3 is a schematic bottom structure diagram of the present invention.

Fig. 4 is a schematic view of the structure of the clamping member of the present invention.

The reference signs are: 1. a station plate; 2. a clamping seat; 3. a slide rail; 4. a hydraulic cylinder; 5. a telescopic rod; 6. a support member; 7. a clamping plate; 8. an anti-drop pad; 9. limiting the telescopic rod; 10. adjusting the screw rod; 11. a limiting sleeve rod; 12. a limiting seat; 13. a fixed seat; 14. fixing the clamping plate; 15. and fixing the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The diameter-adjustable pressing sleeve fixing device shown in the attached figures 1-4 comprises a station plate 1, a round hole is formed in the center of the station plate 1, a plurality of clamping seats 2 and limiting seats 12 are fixedly arranged on the periphery of the round hole of the station plate 1 and are distributed alternately, slide rails 3 are fixedly arranged on opposite surfaces of the clamping seats 2 and the limiting seats 12, a hydraulic cylinder 4 and a limiting sleeve rod 11 are slidably arranged on opposite surfaces of the clamping seats 2 and the limiting seats 12 through the slide rails 3, an expansion link 5 is fixedly connected to an output end of the hydraulic cylinder 4, a support member 6 is fixedly arranged on the periphery of the round hole of the station plate 1 and is used for supporting the expansion link 5, a clamping plate 7 is fixedly arranged at the other end of the support member 6, an anti-falling pad 8 is attached to the other surface of the clamping plate 7, a limiting sleeve rod 11 is slidably arranged on one side of the limiting seat 12 through the slide rails 3, a limiting expansion link 9 is slidably, the periphery of the round hole on the bottom surface of the station plate 1 is fixedly provided with a fixed clamping plate 14, the center of the fixed clamping plate 14 is provided with a threaded through hole, a fixing screw 15 matched with the fixed clamping plate 14 is arranged in the threaded through hole, and one end of the fixing screw 15 is rotatably provided with a fixed seat 13.

The implementation mode is specifically as follows: the edge of the pressing sleeve is clamped by utilizing the plurality of hydraulic assemblies, the clamping force of the hydraulic assemblies can be regulated and controlled slightly, the pressing sleeve fixed inside can be prevented from falling off by larger clamping force when the clamping and fixing pressing sleeve moves, the clamping force can be reduced when a sleeve pressing tool is carried out, the pressing sleeve can be more easily assembled, the impact force on the clamping assemblies during the installation of the pressing sleeve is reduced, and the device is more impact-resistant; additionally, the utility model discloses an adjustable flexible hydraulic assembly utilizes the hydraulic assembly that can stretch out and draw back at will to press the cover work piece to carry out the centre gripping, and applicable in the not cover subassembly of pressing of equidimension has the grip block of certain radian in addition, can carry out the multiple spot centre gripping to the different cover that presses of appearance shape, and the centre gripping is firm, and simple structure is practical, greatly increased the device's practicality.

Wherein, the 4 output ends of pneumatic cylinder on station board 1 top surface set up relatively, and pneumatic cylinder 4 is two liang relative, carries out the surrounding type centre gripping around pressing the cover.

The other side of the clamping plate 7 connected with the support piece 6 is an arc concave surface, the anti-falling pad 8 is attached to the arc concave surface of the clamping plate 7, the width of the clamping plate 7 is smaller than the one-eighth arc length of the round hole of the station plate 1, and the clamping plates are prevented from interfering with each other.

Wherein, anticreep pad 8 is the rubber material component, and vertical decurrent strip antiskid groove has been seted up to the another side that anticreep pad 8 and grip block 7 are connected, more does benefit to the downward installation of pressing the cover.

Wherein, the scale has been seted up to the top surface of spacing telescopic link 9, and the maximum length of measurement of spacing telescopic link 9 equals the radius length of the 1 round hole of station board, but the various size's of adaptation pressure cover.

Wherein, the other side that fixing base 13 and solid fixed splint 14 are connected has seted up anti-skidding groove, and the length of clamping screw 15 equals the radius of station board 1 round hole, can adapt various chi footpath installation positions and carry out the centre gripping.

Wherein, pneumatic cylinder 4 is adjustable power formula electric power hydraulic component, and the biggest stroke of pneumatic cylinder 4 equals the radius of 1 round hole of station board, can reduce the centre gripping dynamics when pressing set frock for press the easier frock of cover, the impact force that centre gripping subassembly received when reducing the pressure set installation.

Wherein the hydraulic cylinder 4 is DFR-34S type.

The utility model discloses the theory of operation:

at first place the pressure cover in the round hole center of station board 1, the height of slide adjusting pneumatic cylinder 4, take out spacing telescopic link 9, make the top of spacing telescopic link 9 press close to the pressure cover edge, remove the pressure cover and make the scale that shows on the spacing telescopic link 9 unanimous be used for making the pressure cover concentric with the round hole of station board 1, open the switch of pneumatic cylinder 4, make pneumatic cylinder 4 utilize grip block 7, anticreep pad 8 presss from both sides tight pressure cover, the station board 1 after will fixing the pressure cover is installed at the pressure cover face of waiting to install through the fixing base 13 centre gripping of bottom surface, utilize fixing screw 15 with the fixing base 13 with waiting to install the position centre gripping through the spanner, guarantee that the stroke volume of both sides fixing screw 15 is the same just can make the pressure cover with wait to install the position concentric more easy to install, reduce the power of pneumatic cylinder 4 at last and reduce the centre gripping dynamics.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pressure cover fixing device with adjustable bore, includes station board (1), the round hole, its characterized in that have been seted up at the center of station board (1): the round hole periphery of the station plate (1) is fixedly provided with a plurality of clamping seats (2) and limiting seats (12) which are distributed in an alternating mode, opposite faces of the clamping seats (2) and the limiting seats (12) are fixedly provided with slide rails (3), opposite faces of the clamping seats (2) and the limiting seats (12) are slidably provided with hydraulic cylinders (4) and limiting sleeve rods (11) through the slide rails (3), an output end of the hydraulic cylinder (4) is fixedly connected with a telescopic rod (5), a supporting piece (6) is fixedly arranged at the round hole periphery of the station plate (1) and used for supporting the telescopic rod (5), the other end of the supporting piece (6) is fixedly provided with a clamping plate (7), the other face of the clamping plate (7) is attached with an anti-falling pad (8), one side of the limiting seats (12) is slidably provided with the limiting sleeve rods (11) through the slide rails (3), and the limiting telescopic rods (9) are slidably, threaded hole and fixed mounting have adjusting screw (10) at the top surface of stop collar pole (11), the peripheral fixed mounting of round hole of station board (1) bottom surface has solid fixed splint (14), the screw thread through-hole is seted up at the center of solid fixed splint (14), be provided with holding screw (15) of looks adaptation in the screw thread through-hole of solid fixed splint (14), fixing base (13) are installed in the one end rotation of holding screw (15).

2. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the hydraulic cylinder (4) output end of the top surface of the station plate (1) is arranged oppositely, and the hydraulic cylinders (4) are opposite in pairs.

3. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the another side that grip block (7) and support piece (6) are connected is the arc concave surface, anticreep pad (8) are in the arc concave surface of grip block (7), the width of grip block (7) is less than the eighth circular arc length of station board (1) round hole.

4. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the anti-falling pad (8) is a rubber component, and a vertically downward strip-shaped anti-sliding groove is formed in the other side, connected with the clamping plate (7), of the anti-falling pad (8).

5. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the top surface of the limiting telescopic rod (9) is provided with scales, and the maximum measurement length of the limiting telescopic rod (9) is equal to the radius length of the round hole of the station plate (1).

6. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the other side of the fixed seat (13) connected with the fixed clamping plate (14) is provided with an anti-slip groove, and the length of the fixed screw (15) is equal to the radius of the round hole of the station plate (1).

7. The caliber-adjustable pressing sleeve fixing device as claimed in claim 1, wherein: the hydraulic cylinder (4) is an adjustable power type electric hydraulic assembly, and the maximum stroke of the hydraulic cylinder (4) is equal to the radius of a circular hole of the station plate (1).