CN112296930A

CN112296930A - Portable concentric bush installation mechanism

Info

Publication number: CN112296930A
Application number: CN202011109407.XA
Authority: CN
Inventors: 陈新红; 陈波; 范学胜; 刘丹丹; 刘荣华
Original assignee: Shiyan Dongjun Intelligent Technology Co ltd
Current assignee: Shiyan Dongjun Intelligent Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-02-02

Abstract

The invention provides a portable concentric bush mounting mechanism which comprises a replaceable pin head, a detachable handle, an adjusting frame and a fixed seat, wherein the replaceable pin head is arranged on the detachable handle; the replaceable pin head is fixedly connected to the left end of the adjusting screw rod through a screw; the adjusting screw rod is movably connected with the fixed seat; the detachable handle is fixedly connected to the right end of the adjusting screw rod; the left end of the adjusting frame is fixedly connected and positioned below the right surface of the rear seat through welding; the fixing base passes through the centre of bolted connection alignment jig, and the outer pinhole of five round hole structures all has been seted up on the surface of two department rectangular boards, run through the locating hole of seting up a round hole structure around the top of location back seat, can see out, this design practicality is strong, can be applicable to the bush installation of various parts, can adapt to under the various environment, all can use under the various environment of various parts, can adjust according to the part size on great part, can make the operator more convenient to use like this.

Description

Portable concentric bush installation mechanism

Technical Field

The invention belongs to the technical field of bushing installation equipment, and particularly relates to a portable concentric bushing installation mechanism.

Background

The liner refers to a collar that functions as a liner. In the valve application field, the bushing is arranged in the valve cover, corrosion-resistant materials such as polytetrafluoroethylene or graphite are generally used for sealing, the bushing is worn and can be conveniently replaced, if the bushing is not used, parts are replaced after the bushing is worn, the bushing is replaced at present (when the bushing is designed, the hardness of the bushing is reduced, and the bushing becomes a wear-bearing part in a friction pair), and the bushing is convenient to process, low in replacement cost and easy to replace, so that the maintenance of a machine is simplified, and the labor force is saved.

There is a chinese patent, for example, CN201820957970.4, which discloses a valve bushing with a multi-layer scraper, which is basically described as: the device includes the bush body, it is provided with first scraper to the center salient on the inner wall of bush body bottom, first scraper includes the continuous first flange of round, and it is provided with the second scraper to the center salient on the inner wall of bush body top, the second scraper includes a plurality of second flanges that the round interval set up, relates to mechanical equipment accessory field.

Based on the above patent description, it can be seen that the installation manner similar to the existing bushing is that the bushing can be installed into a part only by striking with a mallet, deformation occurs during the installation process, the concentricity is insufficient if the part needs concentricity, and the concentricity needs to be corrected by equipment after the installation is finished.

In view of the above, the present invention provides a portable concentric bushing mounting mechanism, which is improved in view of the existing structure and defects, and is expected to achieve a more practical purpose.

Disclosure of Invention

In order to solve the technical problems, the invention provides a portable concentric bush mounting mechanism which aims to solve the problems that a bush can be mounted into a part only by knocking with a mallet in a mounting mode similar to the existing bush, deformation occurs in the mounting process, the concentricity is insufficient if the part needs concentricity, and the concentricity needs to be corrected by equipment after the mounting is finished.

The invention relates to a portable concentric lining installation mechanism, which is realized by the following specific technical means:

a portable concentric bush mounting mechanism comprises a replaceable pin head, a detachable handle, an adjusting frame and a fixed seat; the replaceable pin head is fixedly connected to the left end of the adjusting screw rod through a screw; the adjusting screw rod is movably connected with the fixed seat; the detachable handle is fixedly connected to the right end of the adjusting screw rod; the left end of the adjusting frame is fixedly connected and positioned below the right surface of the rear seat through welding; the fixing seat is connected with the middle of the adjusting frame through a bolt.

Furthermore, the adjusting bracket is two sets of rectangular plates arranged in parallel, and the surfaces of the two rectangular plates are provided with five outer pin holes with round hole structures.

Furthermore, a positioning hole with a round hole structure is formed in the front and back of the upper portion of the positioning rear seat in a penetrating mode.

Furthermore, the fixing base is a support with an L-shaped structure, the support body below the fixing base is provided with five inner pin holes with round hole structures in a front-back through mode, the support body above the fixing base is provided with an adjusting hole with an inner thread hole structure, and the adjusting hole is coaxial with the positioning hole.

Furthermore, the adjusting screw rod is in threaded fit connection with the adjusting hole of the fixing seat through an external thread.

Compared with the prior art, the invention has the following beneficial effects:

the invention improves the existing bushing installation mode, and mainly comprises the following steps: the bush passes through the step pin junction, through rotatory adjusting screw, adjusting screw forms screw thread transmission with the alignment jig, utilize rotatory adjusting screw to make adjusting screw body and removable round pin head move left, extrude bush and part, make both combine, cooperation through fixing base and alignment jig, the fixing base can slide between the baffle of alignment jig both sides, be used for adjusting the interval between location back seat and the fixing base, the rethread bolt passes interior pinhole and outer pinhole and fixes, interval between can fixed positioning back seat and the fixing base, bush and the part of the different axial length of application that can be more extensive. It can be seen that this design practicality is strong, can be applicable to the bush installation of various parts, can adapt to under the various environment, can all use under the various environment of various parts, can adjust according to the part size on great part, can make the operator more convenient to use like this.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the fixing base structure of the present invention.

Fig. 3 is a schematic view of the detachable handle structure of the present invention.

Fig. 4 is a front view of the present invention.

Fig. 5 is a top view of the present invention.

Fig. 6 is a left side view of the invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. the pin head can be replaced; 2. adjusting the screw rod; 3. a detachable handle; 4. an adjusting bracket; 401. an outer pin hole; 5. positioning a rear seat; 501. positioning holes; 6. a fixed seat; 601. an inner pin hole; 602. and adjusting the hole.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the invention provides a portable concentric bush mounting mechanism which comprises a replaceable pin head 1, a detachable handle 3, an adjusting frame 4 and a fixed seat 6, wherein the replaceable pin head is fixed on the detachable handle; the replaceable pin head 1 is fixedly connected to the left end of the adjusting screw rod 2 through a screw; the adjusting screw rod 2 is movably connected with the fixed seat 6; the detachable handle 3 is fixedly connected to the right end of the adjusting screw rod 2; the left end of the adjusting frame 4 is fixedly connected and positioned below the right surface of the rear seat 5 through welding; the fixed seat 6 is connected with the middle of the adjusting frame 4 through a bolt.

Wherein, the adjusting frame 4 is two groups of rectangular plates arranged in parallel, and the surfaces of the two rectangular plates are both provided with five outer pin holes 401 with round hole structures, the adjusting frame 4 with the structure is shown in figure 1, the fixing seat 6 is a bracket with an L-shaped structure, and the frame body below the fixing seat 6 is provided with five inner pin holes 601 with round hole structures which are communicated from front to back, and the frame body above the fixing seat 6 is provided with an adjusting hole 602 with an inner thread hole structure, the adjusting hole 602 is coaxial with the positioning hole 501, the fixing seat 6 with the structure is shown in figure 2, the two are combined, through the matching of the fixing seat 6 and the adjusting frame 4, the fixing seat 6 can slide between the baffle plates at the two sides of the adjusting frame 4 to adjust and position the distance between the rear seat 5 and the fixing seat 6, and then the inner pin holes 601 and the outer pin holes 401 are penetrated and fixed through bolts, the distance between the rear seat 5 and the fixing seat 6, the bushing and the part with different axial lengths can be more widely applied.

The positioning hole 501 with a round hole structure is formed in the upper portion of the positioning rear seat 5 in a front-back penetrating manner, as shown in fig. 6, the positioning rear seat 5 with the structure is convenient for adjusting the coaxiality between the bushing and the part through the positioning hole 501.

The adjusting screw 2 is in threaded fit connection with the adjusting hole 602 of the fixing seat 6 through the external threads, the adjusting screw 2 with the structure is in threaded transmission with the adjusting frame 4 as shown in fig. 1, the adjusting screw 2 body and the replaceable pin head 1 move leftwards by rotating the adjusting screw 2, and the bushing and the part are extruded to be combined.

The specific use mode and function of the embodiment are as follows:

in the invention, firstly, through the matching of the fixed seat 6 and the adjusting frame 4, the fixed seat 6 can slide between the baffle plates at two sides of the adjusting frame 4 to adjust and position the distance between the rear seat 5 and the fixed seat 6, then the inner pin hole 601 and the outer pin hole 401 are penetrated and fixed through bolts, thus the distance between the rear seat 5 and the fixed seat 6 can be fixed and positioned, and the invention can be widely applied to bushings and parts with different axial lengths, the adjusting screw 2 is rotated, the adjusting screw 2 and the adjusting frame 4 form thread transmission, the adjusting screw 2 is rotated to enable the adjusting screw 2 body and the replaceable pin head 1 to move leftwards, the bushing and the part are extruded and combined, therefore, the design is strong in practicability, can be applied to the installation of the bushings of various parts, can be applied to various environments and can be used under various environments of various parts, and the upper surface of a larger part can be adjusted according to the size of the part, this enables the operator to use it more conveniently.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A portable concentric liner mounting mechanism, comprising: comprises a replaceable pin head (1), a detachable handle (3), an adjusting frame (4) and a fixed seat (6); the replaceable pin head (1) is fixedly connected to the left end of the adjusting screw rod (2) through a screw; the adjusting screw rod (2) is movably connected with the fixed seat (6); the detachable handle (3) is fixedly connected to the right end of the adjusting screw rod (2); the left end of the adjusting frame (4) is fixedly connected and positioned below the right surface of the rear seat (5) through welding; the fixed seat (6) is connected with the middle of the adjusting frame (4) through a bolt.

2. The portable concentric bushing mounting mechanism of claim 1, wherein: the adjusting frame (4) is formed by arranging two groups of rectangular plates in parallel, and outer pin holes (401) of five round hole structures are formed in the surfaces of the two rectangular plates.

3. The portable concentric bushing mounting mechanism of claim 1, wherein: a positioning hole (501) with a round hole structure penetrates through the front and the back above the positioning rear seat (5).

4. The portable concentric bushing mounting mechanism of claim 1, wherein: the fixing seat (6) is a support with an L-shaped structure, inner pin holes (601) with five round hole structures are formed in the support body below the fixing seat (6) in a penetrating mode from front to back, an adjusting hole (602) with one inner thread hole structure is formed in the support body above the fixing seat (6), and the adjusting hole (602) is coaxial with the positioning hole (501).

5. The portable concentric bushing mounting mechanism of claim 1, wherein: the adjusting screw rod (2) is in threaded fit connection with an adjusting hole (602) of the fixing seat (6) through an external thread.