CN113927517B - Isolating switch rotating shaft and crank arm assembly fixture - Google Patents
Isolating switch rotating shaft and crank arm assembly fixture Download PDFInfo
- Publication number
- CN113927517B CN113927517B CN202111271103.8A CN202111271103A CN113927517B CN 113927517 B CN113927517 B CN 113927517B CN 202111271103 A CN202111271103 A CN 202111271103A CN 113927517 B CN113927517 B CN 113927517B
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- crank arm
- rotary shaft
- positioning
- rotating shaft
- block
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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
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
Abstract
The invention relates to an assembly fixture for a rotary shaft and a crank arm of an isolating switch. This isolator pivot and turning arm assembly fixture includes: the device comprises a base, a rotating shaft positioning block and a crank arm positioning block; the rotating shaft positioning block is connected with the base, and is used for fixing the rotating shaft and limiting the axial and radial positions of the rotating shaft; the crank arm positioning block is connected with the base, the crank arm positioning block is provided with a sliding groove, the sliding groove is radially arranged along the rotating shaft, the sliding groove is provided with a sliding block, the sliding block is provided with a crank arm positioning column, the crank arm positioning column is axially arranged along the rotating shaft, the crank arm positioning column can be inserted into one end of the crank arm, and the rotating shaft can penetrate through the other end of the crank arm. Therefore, the assembly fixture for the rotary shaft and the crank arm of the disconnecting switch can finish the positioning work of the crank arm and the rotary shaft with different sizes and positions of the positioning holes of the crank arm, widens the application range of the assembly fixture for the rotary shaft and the crank arm of the disconnecting switch to the crank arm with different sizes, provides a basis for the assembly work of the subsequent crank arm and the rotary shaft, and effectively improves the assembly precision of the crank arm with different sizes and the rotary shaft.
Description
Technical Field
The invention relates to the field of isolating switch production equipment, in particular to an assembling tool for an isolating switch rotating shaft and a crank arm.
Background
Disconnectors are important insulators in power stations. The general three column type isolator is equipped with three vase, including setting up the input vase and the output vase in both sides to and be located the rotation vase in the middle of input vase and the output vase. The main knife is fixed on the rotary porcelain bottle, and the rotary porcelain bottle is connected with the main knife manual mechanism through the main knife transmission mechanism, so that electrical isolation between electrical equipment and an electrified high-voltage circuit can be realized.
In the installation process of the isolating switch, the porcelain bottle is required to be driven to rotate by a motor, and power is transmitted to the isolating switch through a rotating shaft, a crank arm, a pull rod and the like. The assembly precision of the rotating shaft and the crank arm is the key for ensuring the installation accuracy of the opening and closing of the isolating switch.
General isolator pivot and turning arm assembly fixture can only assemble fixed length's turning arm and pivot, can't carry out positioning assembly to the turning arm of different length. Therefore, the assembly fixture for the rotary shaft and the crank arm of the general isolating switch has the advantages of narrow application range and low universality.
Disclosure of Invention
Based on the above, it is necessary to provide a tool for assembling a rotary shaft and a crank arm of a disconnecting switch, which aims at the problem of narrow application range of the tool for assembling the rotary shaft and the crank arm of the disconnecting switch.
An isolator pivot and turning arm assembly fixture, includes:
a base;
the rotating shaft positioning block is connected with the base, and is used for fixing the rotating shaft and limiting the axial and radial positions of the rotating shaft;
the crank arm positioning block is connected with the base, a sliding groove is formed in the crank arm positioning block, the guiding direction of the sliding groove is parallel to the radial direction of the rotating shaft, a sliding block is arranged on the sliding groove, a crank arm positioning column is arranged on the sliding block, the axial direction of the crank arm positioning column is arranged along the axial direction of the rotating shaft, the crank arm positioning column can be inserted into one end of the crank arm, and the rotating shaft can penetrate through the other end of the crank arm.
According to the assembly fixture for the rotary shaft and the crank arm of the isolating switch, the rotary shaft positioning block and the crank arm positioning block are fixed on the base, and the positioning of the rotary shaft and the crank arm is respectively realized. In the use process, the rotating shaft is firstly placed on the rotating shaft positioning block, and the crank arm is assembled. When the crank arm is assembled, the rotating shaft firstly penetrates through the rotating shaft connecting hole on the crank arm, and then the crank arm positioning column penetrates through the crank arm, so that positioning work of the rotating shaft and the crank arm is completed, and subsequent punching assembly of the rotating shaft and the crank arm is facilitated. Because the crank arm positioning block is provided with the sliding groove, no matter the size of the crank arm and the position of the crank arm positioning hole, the crank arm positioning column can just pass through the crank arm positioning hole through the sliding block, and the positioning work of the rotating shaft and the crank arm is completed. Therefore, the assembly fixture for the rotary shaft and the crank arm of the isolating switch can complete the positioning work of the crank arms and the rotary shaft in different sizes, widen the application range of the assembly fixture for the rotary shaft and the crank arm of the isolating switch to the crank arms in different sizes, provide a basis for the assembly work of the subsequent crank arms and the rotary shaft, and effectively improve the assembly precision of the crank arms and the rotary shaft in different sizes.
In one embodiment, the crank arm positioning column is movably arranged relative to the sliding block, and the crank arm positioning column can sequentially pass through the sliding block and the crank arm along the axial direction of the crank arm positioning column.
In one embodiment, the crank arm positioning block and the rotating shaft positioning block are arranged at intervals along the axial direction of the rotating shaft, and the crank arm positioning block and the rotating shaft positioning block in the axial direction of the rotating shaft can be respectively abutted to two sides of the crank arm.
In one embodiment, the device further comprises a flange positioning block, wherein the flange positioning block is connected with the base, the flange positioning block is positioned on one side of the rotating shaft positioning block, which is far away from the crank arm positioning block, a flange positioning column is arranged on the flange positioning block, and the flange positioning column can be inserted into a flange along the axial direction of the rotating shaft;
and/or, the lifting rings are connected with the base, and the four lifting rings are uniformly arranged at intervals.
In one embodiment, the device further comprises a rotating shaft pressing block, wherein the rotating shaft pressing block is connected with the rotating shaft positioning block, the rotating shaft is positioned between the rotating shaft positioning block and the rotating shaft pressing block, an arc-shaped concave surface is arranged on one surface of the rotating shaft pressing block, which is close to the rotating shaft, and the arc-shaped concave surface is matched with the circumferential surface of the rotating shaft;
and/or, one end of the rotating shaft positioning block, which is close to the rotating shaft, is provided with a V-shaped positioning groove, an opening of the V-shaped positioning groove faces the rotating shaft, and the groove wall of the V-shaped positioning groove is in contact fit with the circumferential surface of the rotating shaft.
In one embodiment, two ends of the rotating shaft pressing block are connected with the rotating shaft positioning block through bolts, and the bolts are provided with rotating handles which are used for rotating the bolts.
In one embodiment, the three spindle positioning blocks are arranged at intervals along the axial direction of the spindle, and the spindle can be sequentially fixed on the three spindle positioning blocks.
In one embodiment, two crank arm positioning blocks are arranged, and the two crank arm positioning blocks are arranged at intervals along the axial direction of the rotating shaft.
In one embodiment, the device further comprises an assembly hole positioning block, wherein the assembly hole positioning block is connected with the base, a through hole is formed in the assembly positioning block, the through hole is located at one side, away from the base, of the crank arm, the through hole is located at the joint of the crank arm and the rotating shaft, and the axial direction of the through hole is along the radial direction of the rotating shaft.
In one embodiment, two assembly hole positioning blocks are arranged, and the two assembly positioning block positions are arranged at intervals along the axial direction of the rotating shaft.
Drawings
Fig. 1 is a schematic diagram of a structure of a rotor welding device in the present embodiment;
FIG. 2 is a schematic diagram of the lever structure in the present embodiment;
FIG. 3 is a bottom view of the lever of the embodiment of FIG. 2;
FIG. 4 is a cross-sectional view of the lever of the embodiment of FIG. 3;
FIG. 5 is a schematic structural diagram of an assembly fixture for isolating a switch shaft and a crank arm in the present embodiment;
FIG. 6 is a top view of the assembly fixture of the isolating switch shaft and the lever in the embodiment of FIG. 5;
FIG. 7 is a left side view of the assembly fixture of the isolating switch shaft and the lever arm of the embodiment of FIG. 5;
fig. 8 is a schematic structural view of a rotation positioning block in the present embodiment;
fig. 9 is a schematic structural view of a flange positioning block in the present embodiment;
fig. 10 is a schematic structural view of a slider in the present embodiment.
Reference numerals:
100. isolating switch rotating shaft and crank arm assembly fixture; 10. welding a rotating shaft; 101. a rotating shaft; 102. a flange plate; 20. a crank arm; 201. a rotating shaft connecting hole; 202. a crank arm positioning hole; 30. a rotating shaft positioning block; 40. a crank arm positioning block; 401. a sliding groove; 402. a sliding block; 403. a crank arm positioning column; 50. a flange positioning block; 501. a flange positioning column; 60. a rotating shaft pressing block; 601. a bolt; 602. a rotary handle; 70. a positioning block of the assembly hole; 701. a through hole; 80. a hanging ring; 90. and (5) a base.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
The following describes in detail the assembly fixture 100 for the rotation shaft and the crank arm of the isolating switch according to some embodiments of the present application with reference to the accompanying drawings.
As shown in fig. 5, 6 and 7, in one embodiment, an assembly fixture 100 for a rotation shaft and a crank arm of an isolating switch is provided, including: base 90, spindle locating block 30 and lever locating block 40.
As shown in fig. 5, 6 and 7, wherein the shaft positioning block 30 is connected with the base 90, the shaft positioning block 30 is used for fixing the shaft 101 and defining the axial and radial positions of the shaft 101;
as shown in fig. 5, 6 and 7, the crank positioning block 40 is connected with the base 90, a sliding groove 401 is formed in the crank positioning block 40, a guiding direction of the sliding groove 401 is parallel to a radial direction of the rotating shaft 101, a sliding block 402 is formed in the sliding groove 401, a crank positioning column 403 is formed in the sliding block 402, an axial direction of the crank positioning column 403 is arranged along an axial direction of the rotating shaft 101, the crank positioning column 403 can be inserted into one end of the crank 20, and the rotating shaft 101 can pass through the other end of the crank 20.
Specifically, as shown in fig. 1, in one embodiment, the shaft weld 10 includes a shaft 101 and a flange 102. The rotation shaft 101 is used for connecting with the crank arm 20.
Specifically, as shown in fig. 2, 3 and 4, in one embodiment, the lever 20 is provided with a rotation shaft connection hole 201 and a lever positioning hole 202. The rotation shaft 101 passes through the rotation shaft connection hole 201 to be connected with the crank arm 20.
The assembly fixture 100 for the rotation shaft and the crank arm of the isolating switch fixes the rotation shaft positioning block 30 and the crank arm positioning block 40 on the base 90, so as to respectively position the rotation shaft 101 and the crank arm 20. In use, the spindle 101 is placed on the spindle positioning block 30 and the lever 20 is assembled. When the crank arm 20 is assembled, the rotating shaft 101 passes through the rotating shaft connecting hole 201 on the crank arm 20, and then the crank arm positioning column 403 passes through the crank arm 20, so that the positioning work of the rotating shaft 101 and the crank arm 20 is completed, and the subsequent punching assembly of the rotating shaft 101 and the crank arm 20 is facilitated. Because the crank positioning block 40 is provided with the sliding groove 401, no matter the size of the crank 20 and the position of the crank positioning hole 202, the crank positioning column 403 can just pass through the crank positioning hole 202 through the sliding block 402, and the positioning work of the rotating shaft 101 and the crank 20 is completed. Therefore, the assembly fixture 100 for the rotary shaft and the crank arm of the isolating switch can complete the positioning work of the crank arms 20 and the rotary shaft 101 with different sizes, widen the application range of the assembly fixture 100 for the rotary shaft and the crank arm of the isolating switch to the crank arms 20 with different sizes, provide a basis for the assembly work of the crank arms 20 and the rotary shaft 101 subsequently, and effectively improve the assembly precision of the crank arms 20 and the rotary shaft 101 with different sizes.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the lever positioning post 403 is movably disposed with respect to the sliding block 402, and the lever positioning post 403 can sequentially pass through the sliding block 402 and the lever 20 along its own axial direction. Because the crank arm positioning column 403 is movably arranged relative to the sliding block 402, when the crank arm 20 is fixed, the sliding block can be firstly installed, the position of the sliding block is aligned with the crank arm positioning hole 202, and then the sliding block is inserted into the crank arm positioning column 403, so that the fixing operation of the crank arm 20 is completed, the operation is simple, and the working efficiency is improved.
Further specifically, as shown in fig. 5 and 10, in one embodiment, the slider 402 is provided with a U-shaped groove, and the sliding groove 401 is provided with a protruding slideway, and the U-shaped groove is slidably engaged with the slideway. The sliding block 402 is provided with a through hole 701 which is movably matched with the crank arm positioning column 403.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the lever positioning block 40 and the shaft positioning block 30 are arranged at intervals along the axial direction of the shaft 101, and the lever positioning block 40 and the shaft positioning block 30 can respectively abut against two sides of the lever 20 in the axial direction of the shaft 101. The rotating shaft 101 passes through the rotating shaft connecting hole 201 on the crank arm 20 to be connected with the crank arm 20, so that the radial position of the crank arm 20 relative to the rotating shaft 101 is limited, the position of the crank arm 20 in the axial direction of the rotating shaft 101 is limited through the crank arm positioning blocks 40 and the rotating shaft positioning blocks 30 on two sides of the crank arm 20, the positioning work of the crank arm 20 is completed, a foundation is provided for the subsequent assembly work of the crank arm 20 and the rotating shaft 101, and the assembly precision of the crank arm 20 and the rotating shaft 101 in the axial position of the rotating shaft 101 is effectively improved.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the device further includes a flange positioning block 50, where the flange positioning block 50 is connected to the base 90, the flange positioning block 50 is located on a side of the rotating shaft positioning block 30 away from the crank arm positioning block 40, a flange positioning column 501 is disposed on the flange positioning block 50, and the flange positioning column 501 can be inserted into the flange 102 along the axial direction of the rotating shaft 101. In the positioning process of the rotary shaft welding 10, the rotary shaft 101 is firstly placed on the rotary shaft positioning block 30, and then the position of the rotary shaft welding 10 is adjusted, so that the flange 102 is attached to the flange positioning block 50, and is inserted into the flange positioning column 501 to fix the position of the rotary shaft 101. The flange positioning block 50 is connected with the flange 102 by arranging the flange positioning column 501, so that the rotation position of the flange 102 is limited, namely, the rotation position of the rotating shaft 101 is limited, all the fixing of the axial direction, the radial direction and the rotation position of the rotating shaft 101 is realized, a foundation is provided for the subsequent assembly work of the crank arm 20 and the rotating shaft 101, and the assembly precision of the crank arm 20 and the rotating shaft 101 at the circumferential position of the rotating shaft 101 is effectively improved.
In further detail, as shown in fig. 5, 6, 7 and 9, in an embodiment, two positioning holes of the flange 102 are radially arranged on the flange positioning block 50 along the rotating shaft 101 at intervals, two positioning columns 501 of the flange are movably arranged on the flange positioning block 50, and the positioning columns 501 of the flange are in one-to-one correspondence with the positioning holes of the flange 102. The two flange positioning columns 501 enable the rotation position of the rotating shaft 101 to be fixed more reliably.
In further detail, as shown in fig. 5, 6 and 7, in one embodiment, the flange 102 is provided with a plurality of connection holes, and the connection holes are uniformly distributed along the circumference of the flange 102. The flange positioning column 501 can sequentially pass through the positioning hole and the connecting hole of the flange 102 to limit the rotation position of the rotating shaft 101.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the device further includes four hanging rings 80, where the hanging rings 80 are connected to the base 90, and the four hanging rings 80 are uniformly spaced. During high-altitude operation, the hanging ring 80 is used for bearing the weight of the assembly fixture 100 for the disconnecting switch rotating shaft and the crank arm.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the device further includes a rotating shaft pressing block 60, the rotating shaft pressing block 60 is connected with the rotating shaft positioning block 30, the rotating shaft 101 is located between the rotating shaft positioning block 30 and the rotating shaft pressing block 60, one surface of the rotating shaft pressing block 60, which is close to the rotating shaft 101, is provided with an arc-shaped concave surface, and the arc-shaped concave surface is matched with the circumferential surface of the rotating shaft 101. The rotating shaft pressing block 60 is matched with the rotating shaft positioning block 30 to fix the rotating shaft 101, a foundation is provided for the subsequent assembly work of the crank arm 20 and the rotating shaft 101, and the assembly precision of the crank arm 20 and the rotating shaft 101 is effectively improved.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, a V-shaped positioning groove is disposed on an end of the shaft positioning block 30 near the shaft 101, an opening of the V-shaped positioning groove faces the shaft 101, and a groove wall of the V-shaped positioning groove is in contact fit with a circumferential surface of the shaft 101. The V-shaped positioning groove enables the circumferential surface of the rotating shaft 101 to be matched with the groove wall of the V-shaped positioning groove, so that the rotating shaft 101 is prevented from rotating, the radial position of the rotating shaft 101 is fixed, a foundation is provided for subsequent assembly work of the crank arm 20 and the rotating shaft 101, and the assembly precision of the crank arm 20 and the rotating shaft 101 is effectively improved.
In further detail, as shown in fig. 5, 6 and 7, in an embodiment, both ends of the spindle block 60 are connected to the spindle block 30 through bolts 601, and the bolts 601 are provided with a knob 602, and the knob 602 is used to rotate the bolts 601. Before the shaft 101 is installed, the shaft pressing block 60 is separated from the shaft positioning block 30, so that the shaft 101 can be placed on the shaft positioning block 30 therebetween. After the rotating shaft 101 is placed, the rotating shaft pressing block 60 is connected, and the bolt 601 is rotated by the rotating handle 602 so that the rotating shaft pressing block 60 presses the rotating shaft 101. The rotating shaft pressing block 60 is detachably connected with the rotating shaft positioning block 30 through the bolt 601, and the rotating handle 602 is used for rotating the bolt 601 so that the rotating shaft pressing block 60 presses the rotating shaft 101, and the rotating shaft pressing block is simple in operation and convenient to install.
Specifically, as shown in fig. 5, 6 and 7, in one embodiment, three spindle positioning blocks 30 are provided, and the three spindle positioning blocks 30 are arranged at intervals along the axial direction of the spindle 101, and the spindle 101 can be sequentially fixed to the three spindle positioning blocks 30. The rotating shaft 101 is placed on the three rotating shaft positioning blocks 30 which are arranged at intervals, so that the axial fixation of the rotating shaft 101 is more reliable, a foundation is provided for the subsequent assembly work of the crank arm 20 and the rotating shaft 101, and the assembly precision of the crank arm 20 and the rotating shaft 101 is effectively improved.
Specifically, as shown in fig. 5, 6 and 7, in one embodiment, two lever positioning blocks 40 are provided, and the two lever positioning blocks 40 are arranged at intervals along the axial direction of the rotating shaft 101. When the axial length of the rotating shaft 101 is short, a crank arm positioning block 40 close to the flange 102 can be used for fixing the crank arm 20. When the axial length of the rotating shaft 101 is long, one crank positioning block 40 far away from the flange 102 can be used to fix the crank 20. Therefore, by arranging the two crank arm positioning blocks 40, the isolating switch rotating shaft and crank arm assembly tool 100 can be suitable for the assembly of the lengths of different rotating shafts 101 and the crank arms 20, the application range of the isolating switch rotating shaft and crank arm assembly tool 100 to the lengths of the rotating shafts 101 is widened, a foundation is provided for the assembly work of the subsequent crank arms 20 and rotating shafts 101, and the assembly precision of the crank arms 20 and the rotating shafts 101 with different lengths is effectively improved.
Specifically, as shown in fig. 5, 6 and 7, in an embodiment, the device further includes an assembly hole positioning block 70, the assembly hole positioning block 70 is connected with the base 90, a through hole 701 is disposed on the assembly hole positioning block, the through hole 701 is located on a side of the crank arm 20 away from the base 90, the through hole 701 is located at a connection position between the crank arm 20 and the rotating shaft 101, and an axial direction of the through hole 701 is disposed along a radial direction of the rotating shaft 101. The through hole 701 is located at the connection position of the crank arm 20 and the rotating shaft 101, and is used for fixing the assembly punching position of the crank arm 20 and the rotating shaft 101. After the positioning of the rotating shaft 101 and the crank arm 20 is completed, the assembly drill passes through the through hole 701 and passes through the fixing pin at the connection position of the crank arm 20 and the rotating shaft 101, so as to complete the assembly work of the crank arm 20 and the rotating shaft 101. Therefore, by providing the through hole 701, the punching position of the assembly punching drill is fixed, and the assembly accuracy of the crank arm 20 and the rotating shaft 101 is effectively improved.
Specifically, as shown in fig. 5, 6 and 7, in one embodiment, the fitting hole positioning block 70 is provided with two, two fitting positioning block positions being arranged at intervals in the axial direction of the rotation shaft 101. The assembly hole positioning blocks 70 are in one-to-one correspondence with the turning arm positioning blocks 40 and are used for assembling, punching and positioning of the turning arms 20 and the turning shafts 101 with different lengths, the application range of the isolating switch turning shaft and turning arm assembly fixture 100 to the length of the turning shafts 101 is widened, a foundation is provided for the subsequent assembly work of the turning arms 20 and the turning shafts 101, and the assembly precision of the turning arms 20 and the turning shafts 101 with different lengths is effectively improved.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. An isolator pivot and turning arm assembly fixture, its characterized in that includes:
a base;
the rotating shaft positioning block is connected with the base, and is used for fixing the rotating shaft and limiting the axial and radial positions of the rotating shaft;
the crank arm positioning block is connected with the base, a sliding groove is formed in the crank arm positioning block, the guiding direction of the sliding groove is parallel to the radial direction of the rotating shaft, a sliding block is arranged on the sliding groove, crank arm positioning columns are arranged on the sliding block, the axial direction of the crank arm positioning columns is along the axial direction of the rotating shaft, the crank arm positioning columns are movably arranged relative to the sliding block, the crank arm positioning columns can sequentially penetrate through the sliding block and the crank arm along the axial direction of the crank arm positioning columns, the crank arm positioning columns are inserted into one end of the crank arm, the rotating shaft can penetrate through the other end of the crank arm, two crank arm positioning blocks are arranged, and the two crank arm positioning blocks are arranged at intervals along the axial direction of the rotating shaft.
2. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 1, wherein the crank arm positioning blocks and the rotary shaft positioning blocks are arranged at intervals along the axial direction of the rotary shaft, and the crank arm positioning blocks and the rotary shaft positioning blocks can be respectively abutted to two sides of the crank arm in the axial direction of the rotary shaft.
3. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 1, further comprising a flange positioning block, wherein the flange positioning block is connected with the base, the flange positioning block is located on one side, away from the crank arm positioning block, of the rotary shaft positioning block, a flange positioning column is arranged on the flange positioning block, and the flange positioning column can be inserted into a flange along the axial direction of the rotary shaft.
4. The assembly fixture for the rotary shaft and the crank arm of the isolating switch according to claim 1, further comprising four hanging rings, wherein the hanging rings are connected with the base, and the four hanging rings are uniformly arranged at intervals.
5. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 1, further comprising a rotary shaft pressing block, wherein the rotary shaft pressing block is connected with the rotary shaft positioning block, the rotary shaft is positioned between the rotary shaft positioning block and the rotary shaft pressing block, an arc-shaped concave surface is arranged on one surface, close to the rotary shaft, of the rotary shaft pressing block, and the arc-shaped concave surface is matched with the circumferential surface of the rotary shaft.
6. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 1, wherein a V-shaped positioning groove is formed in one end, close to the rotary shaft, of the rotary shaft positioning block, an opening of the V-shaped positioning groove faces the rotary shaft, and the groove wall of the V-shaped positioning groove is in contact fit with the circumferential surface of the rotary shaft.
7. The assembly fixture for the rotary shaft and the crank arm of the isolating switch according to claim 5, wherein two ends of the rotary shaft pressing block are connected with the rotary shaft positioning block through bolts, and a rotating handle is arranged on each bolt and used for rotating the bolts.
8. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 1, wherein three rotary shaft positioning blocks are arranged, the three rotary shaft positioning blocks are arranged at intervals along the axial direction of the rotary shaft, and the rotary shaft can be sequentially fixed on the three rotary shaft positioning blocks.
9. The assembly fixture for the rotating shaft and the crank arm of the disconnecting switch according to claim 1, further comprising an assembly hole positioning block, wherein the assembly hole positioning block is connected with the base, a through hole is formed in the assembly hole positioning block, the through hole is located at one side, away from the base, of the crank arm, the through hole is located at the joint of the crank arm and the rotating shaft, and the axial direction of the through hole is arranged along the radial direction of the rotating shaft.
10. The assembly fixture for the rotary shaft and the crank arm of the disconnecting switch according to claim 9, wherein two assembly hole positioning blocks are arranged, and the two assembly hole positioning blocks are arranged at intervals along the axial direction of the rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111271103.8A CN113927517B (en) | 2021-10-29 | 2021-10-29 | Isolating switch rotating shaft and crank arm assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111271103.8A CN113927517B (en) | 2021-10-29 | 2021-10-29 | Isolating switch rotating shaft and crank arm assembly fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113927517A CN113927517A (en) | 2022-01-14 |
| CN113927517B true CN113927517B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111271103.8A Active CN113927517B (en) | 2021-10-29 | 2021-10-29 | Isolating switch rotating shaft and crank arm assembly fixture |
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| CN (1) | CN113927517B (en) |
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| CN104299816B (en) * | 2014-04-28 | 2017-01-25 | 国家电网公司 | Isolation switch transmission mechanism assembly tool |
| CN104332337B (en) * | 2014-06-27 | 2016-06-08 | 河南平高电气股份有限公司 | Scissors type high-voltage insulation switch assembly tooling |
| CN104299817B (en) * | 2014-06-27 | 2017-02-01 | 国家电网公司 | Connecting lever assembling tool of high-voltage disconnecting switch |
| CN105223009B (en) * | 2015-10-12 | 2017-11-14 | 广西大学 | Analyze the simulation experiment platform of influence of the out-of-balance force to crackle axle |
| CN105387832A (en) * | 2015-11-02 | 2016-03-09 | 安徽江淮汽车股份有限公司 | Steering tube lower transmission shaft running clearance test bench and test method |
| CN206357130U (en) * | 2016-12-20 | 2017-07-28 | 宁波吉利罗佑发动机零部件有限公司 | Bearing shell auxiliary assembling apparatus |
| CN208178822U (en) * | 2018-05-14 | 2018-12-04 | 安徽江淮汽车集团股份有限公司 | A kind of tooling for preceding overturning central siphon and support arm welding |
| CN108890239B (en) * | 2018-06-05 | 2020-07-28 | 河南平高电气股份有限公司 | Assembly fixture for welding of rotating shaft and connecting lever of isolating switch |
| CN212553549U (en) * | 2020-07-21 | 2021-02-19 | 浙江日鼎涂装科技有限公司 | Flange positioning device |
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