CN110587546B - Closing spring assembly mounting tool - Google Patents
Closing spring assembly mounting tool Download PDFInfo
- Publication number
- CN110587546B CN110587546B CN201910543631.0A CN201910543631A CN110587546B CN 110587546 B CN110587546 B CN 110587546B CN 201910543631 A CN201910543631 A CN 201910543631A CN 110587546 B CN110587546 B CN 110587546B
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- closing spring
- spring assembly
- toggle
- pressing block
- vertical plate
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- 238000007906 compression Methods 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 15
- 210000002310 elbow joint Anatomy 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 66
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims 3
- 238000009434 installation Methods 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention provides a switching-on spring assembly mounting tool which comprises a handheld shell, wherein the handheld shell is provided with a containing groove used for containing a switching-on spring assembly, the switching-on spring assembly is mounted in and separated from a notch of the containing groove, a pushing mechanism is mounted at the upper end of the handheld shell and used for applying force to compress the switching-on spring assembly, a stopping piece is arranged at the lower end of the handheld shell and matched with the switching-on spring assembly in a stopping mode along the compression direction of a switching-on spring to prevent the switching-on spring assembly from being separated from the lower end of the containing groove, and the switching-on spring assembly mounting tool further comprises an upper positioning structure and a lower positioning structure which are used for being correspondingly matched with an upper elbow joint and a lower elbow joint of the switching-on spring assembly to position mounting holes of the switching-on spring assembly, so that the mounting holes face to the notch of the containing groove. Due to the fact that the corresponding positioning structure is arranged, after the closing spring assembly is installed on the tool, the installation hole of the closing spring assembly can be positioned towards the notch, and after compression is completed, the closing spring assembly can be directly installed on a corresponding mechanism.
Description
Technical Field
The invention belongs to the technical field of spring assembly, and particularly relates to a closing spring assembly mounting tool.
Background
In the assembly process of the circuit breaker spring operating mechanism, the closing spring assembly needs to be compressed, the distance between the upper mounting hole and the lower mounting hole of the closing spring assembly is consistent with the distance between the two fixing shafts on the mechanism plate, and then the closing spring assembly is mounted.
The components and the structure of the closing spring assembly are shown in fig. 1, and the closing spring assembly comprises a closing spring 1, and an upper toggle 2 and a lower toggle 3 which are inserted into two ends of the closing spring 1. Specifically, as shown in fig. 2, the upper toggle 2 is an example, and the upper toggle 2 has a plate-shaped toggle body 21, one end of the toggle body 21 has a cylindrical connecting rod 23 for connecting with a corresponding guide rod to guide the compression of the spring, the toggle body 21 has a mounting hole 22, when in use, the upper toggle 2 is sleeved with the upper end cap 11, and the upper toggle 2 is in stop fit with the closing spring 1 through the upper end cap 11. The mounting holes on the upper elbow knot and the lower elbow knot are respectively matched with the corresponding fixing shafts on the mechanism in a plug-in mounting mode, and the installation of the closing spring assembly on the mechanism is achieved.
Because the elastic coefficient of the closing spring is large, a special installation tool is needed to compress the closing spring assembly, and then the closing spring assembly in a compressed state is installed on a corresponding mechanism. Installation frock among the prior art is when compressing closing spring unit, because lack corresponding location structure, lead to closing spring unit to install after the frock is installed, the mounting hole orientation inconsistent that appears on the upper and lower elbow knot easily, perhaps with the condition that the notch of installation frock does not correspond, consequently, need the orientation of adjustment spring unit mounting hole after the compression is accomplished, make upper and lower mounting hole all towards the notch, and in accommodation process, the extra atress of closing spring of compression state, very easily burst out, there is the potential safety hazard.
Disclosure of Invention
The invention aims to provide a closing spring assembly mounting tool, and aims to solve the technical problem that the closing spring assembly cannot be mounted on a corresponding mechanism inconveniently due to the fact that the orientation of a mounting hole of the closing spring assembly cannot be guaranteed when the closing spring assembly mounting tool in the prior art is used.
In order to achieve the purpose, the installation tool of the closing spring assembly adopts the following technical scheme:
a switching-on spring assembly mounting tool comprises a handheld shell, wherein the handheld shell is provided with a containing groove used for containing a switching-on spring assembly, the containing groove is provided with a notch and used for allowing the switching-on spring assembly to be radially loaded into the containing groove along a switching-on spring, and when the switching-on spring assembly is mounted on a corresponding mechanism, the switching-on spring assembly is radially separated from the containing groove along the switching-on spring; the pushing mechanism is arranged at the upper end of the handheld shell and comprises a pressing block and a driving rod for pushing the pressing block to move downwards, and the pressing block is in guiding fit with the handheld shell along the vertical direction and is used for applying force to compress the closing spring assembly; the stopping piece is arranged at the lower end of the handheld shell and is in stopping fit with the closing spring assembly along the compression direction of the closing spring to prevent the closing spring assembly from falling off from the lower end of the accommodating groove; closing a floodgate spring unit assembles frock still includes location structure and lower location structure for with closing a floodgate spring unit's last toggle with lower toggle correspond the cooperation, fix a position last toggle and lower toggle, make the mounting hole of going up toggle and lower toggle all towards the notch of holding tank.
The invention has the beneficial effects that: the combined floodgate spring unit mount frock includes location structure and lower location structure, so, when spring unit that will close a floodgate installs the holding tank of frock in to this combined floodgate spring unit mount, can be through the location fit of last location structure and last toggle, location structure and the location fit of lower toggle for the mounting hole on last toggle and the lower toggle all faces the notch of holding tank. In addition, because the upper end and the lower end of the handheld shell are respectively provided with the pushing mechanism and the stopping piece, after the closing spring assembly is arranged in the accommodating groove through the notch, the pushing mechanism of the closing spring assembly is operated, pressure can be applied to the closing spring assembly through the pressing block, meanwhile, under the stopping of the stopping piece, the closing spring is compressed, the pressing block of the pushing mechanism is in guiding fit with the handheld shell, the pressing block is ensured not to apply circumferential torsional force to the closing spring assembly, and therefore the positioning of the mounting hole is not influenced. Because the mounting hole all is positioned the notch towards the holding tank, consequently, after closing spring assembly is compressed, need not to adjust the orientation of mounting hole, can directly hand closing spring assembly installation frock, with closing spring assembly's mounting hole and the fixed axle alignment cooperation on the corresponding mechanism, carry out closing spring assembly's installation.
Further, handheld casing includes left riser, right riser and upper end cover, and the upper end cover is seted up threaded hole, be equipped with on the actuating lever with screw hole complex external screw thread, the actuating lever passes through the rotation amplitude cooperation with the briquetting, go up location structure setting on the briquetting.
Has the advantages that: the driving rod is in threaded fit with the upper end cover, the driving rod can be rotated to move downwards, and the driving rod and the upper end cover form a screw lead screw mechanism, so that the accurate control of the movement amount of the driving rod can be realized. And go up location structure and set up on the briquetting for location structure can move along with the briquetting and remain the location to last toggle all the time, thereby all fix a position among the whole compression process, avoids the mounting hole to deviate the position of having fixed a position when installing because of lacking the location at the in-process of closing a floodgate spring unit compressed. Meanwhile, the upper positioning structure is integrated on the pressing block, so that the structure of the closing spring assembly mounting tool is simplified.
Furthermore, the stopping piece is provided with an open slot with an opening facing the notch of the accommodating slot, and the bottom of the open slot is of a plane structure and is used for being matched with the toggle knot body on the lower toggle knot of the closing spring assembly in a positioning mode to form the lower positioning structure.
Has the advantages that: the lower positioning structure is integrated on the stopping piece, so that the structure of the closing spring assembly mounting tool is simplified.
Further, the briquetting is the U type structure that the opening is decurrent, and the intermediate space of briquetting is used for holding the toggle body of upper elbow, go up location structure for being located the protruding structure on at least one inside wall of briquetting and/or setting up the round pin axle on at least one lateral wall.
Has the advantages that: the protruding structure or the pin shaft on the side wall is used as the upper positioning structure, so that the upper positioning structure is simpler.
Furthermore, protruding structure and round pin axle cooperate with the toggle body middle part of last toggle, and the length of protruding structure and round pin axle satisfies does not shelter from the mounting hole.
Has the advantages that: the middle part that the elbow structure and the elbow structure body location fit position of last elbow knot are the elbow structure body realizes the stable location to the elbow structure body, and the mounting hole is dodged again to the protruding for the protruding can not lead to the fact the interference to inserting the axle to the fixed of inserting in the mounting hole, convenient follow-up installation operation to spring unit.
Furthermore, guide grooves are correspondingly formed in the left vertical plate and the right vertical plate, guide protrusions are arranged on the left side wall and the right side wall of the pressing block, and the guide protrusions are matched with the guide grooves to achieve guide matching of the pressing block and the handheld shell.
Has the advantages that: the guide between the pressing block and the handheld shell is realized by adopting a guide protrusion and guide groove matched structure, so that the guide is more stable.
Furthermore, the upper ends of the left vertical plate and the right vertical plate are detachably connected with the upper end cover, and the lower ends of the left vertical plate and the right vertical plate are detachably connected with the blocking piece.
Has the advantages that: the upper end cover and the stopping piece are detachably connected with the left vertical plate and the right vertical plate, so that each part of the closing spring assembly installation tool can be separately produced, the machining and manufacturing difficulty of each part is reduced, and meanwhile, the closing spring assembly installation tool is in a decomposition state and occupies a smaller space, and the closing spring assembly installation tool is convenient to carry.
Furthermore, the rear sides of the left vertical plate and the right vertical plate are detachably connected with a baffle for blocking the closing spring and preventing the closing spring from being broken out from the rear side of the tool body.
Has the advantages that: the setting of baffle, with left riser and right riser cooperation, realize trilateral protection, reduce the possibility that the spring bursts out, increase the security of closing a floodgate spring unit mount frock.
Further, the baffle is provided with two, arranges along upper and lower direction interval.
Has the advantages that: the two baffles are arranged at intervals along the vertical direction, so that the multi-point surface protection can be realized, and excessive materials cannot be wasted.
Furthermore, the driving rod and the pressing block are rotatably connected through a thrust bearing.
Has the advantages that: the driving rod and the pressing block are rotatably connected through the thrust bearing, so that rolling friction is formed between the driving rod and the pressing block, the pressing block is prevented from being driven to rotate in the horizontal direction by the rotating action of the driving rod, and the pressing block is ensured to stably position the upper elbow joint.
Drawings
FIG. 1 is a diagram of a state of use of a closing spring assembly installation tool in the present invention;
FIG. 2 is a schematic diagram of a toggle in a closing spring assembly of the prior art;
fig. 3 is a schematic structural view of a vertical plate of the closing spring assembly mounting tool in the present invention;
fig. 4 is a schematic structural view of a baffle plate of the closing spring assembly mounting tool in the invention;
fig. 5 is a schematic structural view of a closing spring assembly mounting tool provided with a baffle plate in the invention;
FIG. 6 is a schematic structural diagram of a pressing block of the closing spring assembly mounting tool in the invention;
FIG. 7 is a schematic structural diagram of a pin shaft mounted on a pressing block of the closing spring assembly mounting tool in the invention;
fig. 8 is a schematic view of an upper positioning structure and an upper toggle of the closing spring assembly mounting tool in a positioning fit state according to the present invention;
in the figure: 1. a closing spring; 2. an upper elbow knot; 21. an elbow-tie body; 22. mounting holes; 23. a connecting rod; 3. lower elbow knots; 4. a hand-held housing; 41. a baffle plate fixing hole; 42. a guide groove; 43. a stopper fixing hole; 5. an upper end cover; 6. a stopper; 7. a drive rod; 71. a force application structure; 8. briquetting; 81. the driving rod is provided with a hole; 82. a guide projection; 83. a pin shaft mounting hole; 84. a pin shaft; 9. a thrust bearing; 10. a baffle plate; 101. an observation hole; 11. an upper end cover; 12. and a lower end cover.
Detailed Description
The closing spring assembly mounting tool is used for compressing the closing spring assembly and mounting the closing spring assembly in a compressed state on a corresponding mechanism. The closing spring assembly suitable for the closing spring assembly mounting tool is shown in fig. 1, and comprises a closing spring 1 and toggle knots, specifically an upper toggle knot 2 and a lower toggle knot 3, assembled at two ends of the closing spring 1.
The toggle 2 is described here as an example, with respect to its structure and its manner of assembly at both ends of the closing spring. As shown in fig. 2, the upper toggle 2 has a plate-shaped toggle body 21, one end of the toggle body 21 has a cylindrical connecting rod 23 for connecting a corresponding guide rod to guide the compression of the spring, the toggle body 21 has a mounting hole 22, when in use, the upper toggle 2 is sleeved with the upper end cap 11, and the upper toggle 2 is in stop fit with the closing spring 1 through the upper end cap 11. The toggle body 21 is provided with a mounting hole 22, and the mounting hole 22 is used for being matched with a fixed shaft on a mechanism for mounting the closing spring assembly in a plug-in manner, so that the closing spring assembly is mounted on a corresponding mechanism.
As shown in fig. 1, an embodiment 1 of the closing spring assembly mounting tool in the present invention includes a handheld housing 4, where the handheld housing 4 has an accommodating groove for accommodating the closing spring assembly, and the accommodating groove has a notch for radially accommodating the closing spring assembly into the accommodating groove, and for radially releasing the closing spring assembly from the accommodating groove when the closing spring assembly is mounted on a corresponding mechanism.
The handheld shell 4 includes a vertical plate extending in a vertical direction, in this embodiment, the vertical plate includes a left vertical plate and a right vertical plate which are arranged side by side at a left-right interval, upper ends of the left and right vertical plates are connected by an upper end cover 5, lower ends of the left and right vertical plates are connected by a corresponding stopper 6, and the left vertical plate, the right vertical plate, the upper end cover, and the stopper enclose an accommodating groove. The stopping piece 6 is used for stopping the closing spring assembly placed in the accommodating groove while playing a role of connecting the left vertical plate and the right vertical plate so as to prevent the closing spring assembly from being separated from the accommodating groove; and the upper end cover 5 is also used for installing a corresponding pushing and pressing mechanism while playing a role of connecting the left vertical plate and the right vertical plate.
The left and right vertical plates have the same structure, and specifically, as shown in fig. 3, the left and right vertical plates are provided with a baffle fixing hole 41 for installing the baffle 10, a stopper fixing hole 43 for installing the stopper 6, and a guide groove 42 for guiding and matching with the corresponding press block. As shown in fig. 5, the baffle 10 is configured to cooperate with the left and right vertical plates to limit the closing spring assembly, so as to prevent the closing spring from collapsing out of the accommodating groove, and the concrete structure of the baffle 10 is as shown in fig. 4, and the baffle 10 is further provided with an observation hole 101 for observing the alignment condition of the installation hole and the fixed shaft on the mechanism when the closing spring assembly is installed on the corresponding mechanism. In this embodiment, two baffles 10 are disposed on the handheld housing 4, and the two baffles 10 are arranged at intervals in the vertical direction. The left vertical plate, the right vertical plate and the upper end cover 5, the left vertical plate, the right vertical plate and the blocking piece, the left vertical plate, the right vertical plate and the baffle plate 10 are detachably connected, so that the processing and the production of each part are facilitated.
In other embodiments, on the premise of not considering the convenience of processing and production of each component, in order to enable the closing spring assembly mounting tool to have higher structural strength, the left vertical plate, the right vertical plate, the upper end cover and the stop piece can be of an integrally formed structure. For the baffle, if the closing spring assembly is compressed in the accommodating groove without the risk of collapse, the baffle may not be provided.
And in order to compress the closing spring assembly arranged in the accommodating groove, the closing spring assembly mounting tool further comprises a pushing mechanism, and the pushing mechanism is used for applying force to compress the closing spring assembly. In this embodiment, the pushing mechanism includes a driving rod 7 and a pressing block 8 that is engaged with the driving rod 7 in a circumferentially rotating and axially blocking manner. The periphery of the driving rod 7 is provided with external threads which are used for being in threaded fit with threaded holes formed in the upper end cover 5 to form a nut screw mechanism. And for the convenience to rotate the actuating lever 7, in this embodiment, the upper end processing of actuating lever 7 has application of force structure 71, and application of force structure 71 is the hexagon socket head counter bore in this application of force for with corresponding air gun cooperation, the convenient to use air gun drives actuating lever 7 and rotates, in other embodiments, can only process out planar structure on the upper end lateral wall of actuating lever, so that the operator application of force, can adopt the tool pliers to press from both sides tight actuating lever this moment and rotate. When the driving rod 7 rotates, the driving rod 7 can move up and down, and the pressing block 8 is pushed to move to compress the closing spring assembly.
The structure of the pressing block 8 is shown in fig. 6, in this embodiment, the pressing block 8 is a U-shaped structure with a downward opening, a middle space thereof is used for accommodating the toggle body 21 of the upper toggle 2, and a lower end surface thereof is in pushing fit with the upper end cover 11 sleeved on the upper toggle 2. Set up the actuating lever that supplies actuating lever 7 to pass and wear dress hole 81 on the diapire of briquetting 8, actuating lever 7 wears dress hole 81 clearance fit with the actuating lever for can not drive briquetting 8 when actuating lever 7 rotates and rotate. The lower end of the driving rod 7 is provided with a blocking structure, so that the pressing block 8 can be lifted when the driving rod 7 is lifted. And in order to realize that the driving rod 7 pushes the pressing block 8 to compress the closing spring assembly, a thrust bearing 9 is further arranged between the driving rod 7 and the pressing block 8, and when the driving rod 7 moves downwards, the pressing block 8 is pushed downwards through the thrust bearing, so that the pressing block 8 is utilized to compress the closing spring assembly.
In other embodiments, to simplify the structure of the pushing mechanism, the driving rod and the pressing block may be connected through a bidirectional thrust bearing, and at this time, a blocking structure is not required to be arranged at the lower end of the driving rod. Regarding the structure of the pressing block, in other embodiments, the pressing block may be configured as a rectangular pressing block, and an open slot with a downward opening is formed on a front end surface of the rectangular pressing block for accommodating the fixing plate on the upper toggle joint.
In addition, the left side wall and the right side wall of the pressing block 8 are also provided with guide protrusions 82, and the guide protrusions 82 are in guide fit with the guide grooves 42 formed in the left vertical plate and the right vertical plate, so that the pressing block 8 is in guide fit with the handheld shell along the up-down direction. In other embodiments, the left side wall and the right side wall of the pressing block can be directly attached to the left vertical plate and the right vertical plate for guiding without arranging the guide protrusions, and at the moment, guide grooves do not need to be machined in the left vertical plate and the right vertical plate, so that the production and the manufacturing of the switch-on spring assembly installation tool are facilitated.
And after putting well in order to ensure closing a floodgate spring unit, its mounting hole can be towards the notch of holding tank, closing a floodgate spring unit installs frock still includes location structure and lower location structure, wherein, it is used for with the toggle body 21 of last toggle 2 to go up location structure, fix a position last toggle 2, make the mounting hole 22 on the last toggle 2 towards the notch of holding tank, lower location structure then with the toggle body cooperation of lower toggle 3, fix a position lower toggle, make the mounting hole on the lower toggle towards the notch of holding tank.
In this embodiment, the upper positioning structure is integrated on the pressing block, as shown in fig. 7, the upper positioning structure is a pin 84 installed on the left and right side walls of the pressing block 8, the pin 84 is cantilevered toward the other side wall, and correspondingly, as shown in fig. 6, pin installation holes 83 for installing the pin 84 are formed on the left and right side walls of the pressing block 8. As shown in FIG. 8, when upper toggle 2 is engaged with pressure block 8, toggle body 21 fits snugly over pin 84 to position upper toggle 2 such that mounting hole 22 in upper toggle 2 faces the slot of the receiving channel. In the matching position, the pin 84 is matched with the middle part of the toggle body 21 along the up-down direction, and in order to avoid the pin 84 from blocking the mounting hole 22 and interfering with a fixed shaft on a corresponding mechanism, the length of the pin is relatively short and does not block the mounting hole, so that the fixed shaft can penetrate out of the back part of the mounting hole 22.
In other embodiments, on the premise of ensuring that the pin can position the toggle body, in order to simplify the structure, an overhanging pin shaft can be arranged on only one side wall of the pressing block, and in order to ensure the structural strength of the upper positioning structure, a long pin shaft with two ends connected to the left side wall and the right side wall of the pressing block can be arranged, and at the moment, the matching position of the long pin shaft and the toggle body avoids the mounting hole. Of course, the pin shaft may not be installed on the pressing block, but a protruding structure facing the other side wall may be directly machined on the side wall of the pressing block when the pressing block is manufactured, and the protruding structure may be used as the upper stop. When the pressing block is the rectangular block provided with the open slot, the slot bottom of the open slot can be used as an upper positioning structure to be matched with the toggle knot body of the upper toggle knot, and an avoiding hole for avoiding the fixed shaft is processed at the slot bottom of the open slot, so that the fixed shaft can penetrate out from the back side of the mounting hole.
For the lower positioning structure, the stop piece 6 is arranged. Specifically, the stopping member 6 is a plate-shaped structure, an open slot with an opening facing the notch of the accommodating groove is formed in the stopping member 6, the inner space of the open slot is used for avoiding the toggle body of the lower toggle 3, and the upper plate surface of the stopping member 6 is matched with the lower end cover 12 sleeved on the lower toggle 3 in a stopping manner, so that the spring assembly is stopped along the compression direction. The groove bottom of the open groove is of a plane structure and is used for being matched with the toggle joint body of the lower toggle joint 3 in a positioning mode, so that the lower positioning structure is formed, and the thickness of the stop piece 6 meets the requirement that the groove bottom cannot shield the corresponding mounting hole.
In other embodiments, the stopping member may be formed by protrusions respectively disposed on the inner walls of the left vertical plate and the right vertical plate, the protrusions are in stopping fit with the lower end cap, and the protrusions are simultaneously used as the lower positioning structure to cooperate with the toggle body of the lower toggle, so as to position the mounting hole formed on the lower toggle while stopping the closing spring assembly. And for the connection of the lower ends of the left vertical plate and the right vertical plate, a lower end cover for connecting the left vertical plate and the right vertical plate is arranged.
When the closing spring assembly mounting tool is used, a closing spring assembly is mounted in a containing groove, an upper toggle 2 and a lower toggle 3 are correspondingly positioned by an upper positioning structure and a lower positioning structure, mounting holes in the upper toggle 2 and the lower toggle 3 face to notches, then a pushing mechanism is driven to compress the closing spring assembly, when a set compression amount is reached, a handheld shell of the closing spring assembly mounting tool is held by hands, the closing spring assembly is buckled on a corresponding mechanism, a fixing shaft on the mechanism penetrates into the mounting holes, then a driving rod 7 is rotated to drive a pressing block 8 to move, the compression of the closing spring assembly is relieved until the closing spring assembly is tightly pressed between the fixing shafts on the mechanism, and the closing spring assembly mounting tool is removed.
The embodiment 2 of the closing spring assembly installation tool is different from the embodiment 1 only in that in the embodiment 1, an upper positioning structure is integrated on a pressing block, in the embodiment, the upper positioning structure and the pressing block are structurally independent relatively, and the specific scheme is as follows: the upper end cover is provided with a positioning shaft in a rotation stopping matching mode, the positioning shaft and the driving rod move synchronously, the lower end of the positioning shaft is provided with an upper positioning structure matched with the toggle body of the upper toggle, at the moment, the upper positioning structure can be a convex block arranged on the positioning shaft, the convex block extends towards the position of the upper toggle body in an overhanging mode, and the upper toggle and the mounting hole arranged on the upper toggle body are positioned in a matching mode with the toggle body of the upper toggle.
The embodiment 3 of the tool for installing the closing spring assembly is different from the embodiment 1 only in that the pushing mechanism in the embodiment 1 is in guide sliding fit with the upper end cover along the up-down direction in order to realize the controllable downward movement of the driving rod, and the driving rod and the upper end cover are in threaded fit to form a nut screw mechanism. When the tool clamp is used, the tool clamp is used for pressing down the driving rod and keeping the compression amount, and then the tool clamp integrally moves to buckle the closing spring assembly on the fixing shaft of the corresponding mechanism. At this time, the drive lever and the pressing piece of the pushing mechanism may be provided as an integrated structure.
Claims (8)
1. The utility model provides a closing spring assembly installs frock, characterized by includes:
the handheld shell is provided with an accommodating groove for accommodating the closing spring assembly, a notch is formed in the front side of the accommodating groove and used for enabling the closing spring assembly to be radially and backwards arranged in the accommodating groove along the closing spring, and when the closing spring assembly is installed on a corresponding mechanism, the closing spring assembly is radially and forwards separated from the accommodating groove along the closing spring;
the pushing mechanism is arranged at the upper end of the handheld shell and comprises a pressing block and a driving rod for pushing the pressing block to move downwards, and the pressing block is in guiding fit with the handheld shell along the vertical direction and is used for applying force to compress the closing spring assembly;
the stopping piece is arranged at the lower end of the handheld shell and is in stopping fit with the closing spring assembly along the compression direction of the closing spring to prevent the closing spring assembly from falling off from the lower end of the accommodating groove;
the assembly tool for the closing spring assembly further comprises an upper positioning structure and a lower positioning structure, and the upper positioning structure and the lower positioning structure are used for being correspondingly matched with an upper toggle and a lower toggle of the closing spring assembly to position the upper toggle and the lower toggle, so that mounting holes in the upper toggle and the lower toggle face the notch of the accommodating groove;
the handheld shell comprises a left vertical plate, a right vertical plate and a shell upper end cover, a threaded hole is formed in the shell upper end cover, an external thread matched with the threaded hole is arranged on the driving rod, the driving rod is matched with the pressing block through a revolute pair, and the upper positioning structure is arranged on the pressing block;
the pressing block is of a U-shaped structure with a downward opening, the pressing block is provided with a bottom wall, a left side wall and a right side wall, a driving rod penetrating hole for a driving rod to penetrate through is formed in the bottom wall, the driving rod is in clearance fit with the driving rod penetrating hole, a blocking structure is arranged at the lower end of the driving rod, a thrust bearing is further arranged between the driving rod and the bottom wall of the pressing block, a middle space penetrating the pressing block from front to back is formed between the left side wall and the right side wall, the middle space of the pressing block is used for accommodating an elbow knot body of an upper elbow knot, the lower end faces of the left side wall and the right side wall are used for being in top push fit with an upper end cover of the elbow joint sleeved on the upper elbow joint, the upper positioning structure is a left pin shaft and a right pin shaft, the left pin shaft is installed on the left side wall of the pressing block and is cantilevered towards the right side wall along the left-right direction, and the right pin shaft is installed on the right side wall of the pressing block and is cantilevered towards the left side wall along the left-right direction; after the upper toggle knot and the pressing block are well matched, the rear side surface of the toggle knot body is tightly matched with the left pin shaft and the right pin shaft in a sticking way, so that the upper toggle knot is positioned, and the mounting hole on the upper toggle knot faces to the notch of the accommodating groove;
use during closing spring unit mount frock, will close a floodgate spring unit pack into the holding tank backward, utilize location structure and location structure down to go up the knuckle and fix a position with lower knuckle correspondingly, make the mounting hole on last knuckle and the lower knuckle all towards the notch forward, then drive pushing and pressing mechanism comes the downward compression spring unit that closes a floodgate, after reaching the settlement compression volume, the handheld casing of handheld closing spring unit mount frock, detain closing spring unit on corresponding mechanism, make the fixed axle in the mechanism penetrate in the mounting hole, then rotate the actuating lever, drive the briquetting rebound, remove the compression to closing spring unit, push up tightly between the fixed axle on the mechanism until closing spring unit, it can to remove closing spring unit mount frock backward.
2. The closing spring assembly mounting tool according to claim 1, wherein the stopper has an open slot with an opening facing the notch of the receiving slot, and the bottom of the open slot has a planar structure for positioning and matching with the toggle body on the lower toggle of the closing spring assembly to form the lower positioning structure.
3. The closing spring assembly mounting tool according to claim 1, wherein the pin shaft is matched with the middle of the toggle body of the upper toggle, and the length of the pin shaft does not cover the mounting hole.
4. The tool for installing the closing spring assembly according to any one of claims 1 to 3, wherein the left vertical plate and the right vertical plate are correspondingly provided with guide grooves, the left side wall and the right side wall of the pressing block are provided with guide protrusions, and the guide protrusions are matched with the guide grooves to realize the guide matching of the pressing block and the handheld shell.
5. The closing spring assembly mounting tool according to any one of claims 1 to 3, wherein the upper ends of the left vertical plate and the right vertical plate are detachably connected to the upper end cover, and the lower ends of the left vertical plate and the right vertical plate are detachably connected to the stopper.
6. The tool for installing the closing spring assembly according to claim 5, wherein a baffle is detachably connected to the rear sides of the left vertical plate and the right vertical plate and used for blocking the closing spring and preventing the closing spring from being broken out of the rear side of the tool body.
7. The closing spring assembly mounting tool according to claim 6, wherein two baffles are arranged at intervals in the vertical direction.
8. The closing spring assembly mounting tool according to claim 1, wherein the driving rod and the pressing block are in running fit through a thrust bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543631.0A CN110587546B (en) | 2019-06-21 | 2019-06-21 | Closing spring assembly mounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543631.0A CN110587546B (en) | 2019-06-21 | 2019-06-21 | Closing spring assembly mounting tool |
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| CN111360764B (en) * | 2020-01-20 | 2024-04-12 | 云南电网有限责任公司楚雄供电局 | Base type 35kV circuit breaker closing spring replacement device |
| CN113799061B (en) * | 2021-08-10 | 2024-03-29 | 浪潮金融信息技术有限公司 | Coil spring installation jig and coil spring installation method |
| CN117103192A (en) * | 2023-02-14 | 2023-11-24 | 荣耀终端有限公司 | Installation tool and installation method of spring assembly |
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| CN208256529U (en) * | 2018-06-14 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of earthing switch assembling jig for spring being equipped with protective cover |
| CN208256526U (en) * | 2018-05-10 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of breaker spring assembly device |
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| KR0145438B1 (en) * | 1993-12-27 | 1998-08-17 | 가타오카 마사타카 | Control stick type switch |
| CN203636775U (en) * | 2013-12-25 | 2014-06-11 | 武汉航达航空科技发展有限公司 | Threaded rotation type compressor for plunger cylinder spring |
| CN204375666U (en) * | 2014-11-11 | 2015-06-03 | 浙江正泰电器股份有限公司 | A kind of sectional fixture of energy-stored spring |
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