CN107984418B - A tool for disassembling and assembling nuts - Google Patents
A tool for disassembling and assembling nuts Download PDFInfo
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- CN107984418B CN107984418B CN201711001532.7A CN201711001532A CN107984418B CN 107984418 B CN107984418 B CN 107984418B CN 201711001532 A CN201711001532 A CN 201711001532A CN 107984418 B CN107984418 B CN 107984418B
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- chute
- telescopic rod
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- 238000009434 installation Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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Classifications
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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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses a tool for disassembling and assembling a nut, and belongs to the field of operation tools. The tool comprises a nut clamping assembly and a first telescopic assembly, wherein the nut clamping assembly comprises a tenon and a base, the tenon is arranged on the base, and a sleeve for fixing a nut is arranged outside the tenon; the first telescopic component comprises a first telescopic rod and a first sliding groove, the first end of the first telescopic rod is slidably arranged in the first sliding groove, the second end of the first telescopic rod extends out of the first sliding groove and is fixedly connected with the base, and the axis of the first telescopic rod is parallel to the surface of the base provided with the tenon.
Description
Technical Field
The invention relates to the field of operation tools, in particular to a tool for disassembling and assembling a nut.
Background
The nut is a common fastener, and when in use, a bolt (or a screw) is generally screwed with the nut after penetrating through a workpiece, and the workpiece through which the bolt (or the screw) penetrates is clamped through the matching of the nut and the bolt (or the screw), so that the fastening effect is achieved.
When the separated bolt (or screw) and the nut are screwed together, the nut is firstly arranged at the position where the bolt (or screw) penetrates out of the workpiece by hands or a spanner and is kept still, then the bolt (or screw) penetrates from one side to the other side of the workpiece, and the bolt (or screw) and the nut are screwed together by rotating the bolt (or screw) by a screwdriver.
On the contrary, when the bolt (or the screw) and the nut which are screwed together are disassembled, the nut is firstly fixed by hands or a spanner, and then the bolt (or the screw) and the nut are separated by rotating the bolt (or the screw) by a screwdriver.
In the process of implementing the invention, the inventor finds that the prior art has at least the following problems:
in practical applications, the nut may be installed only in a narrow space (such as behind the partition) due to design or assembly requirements, and it is difficult for both hands and a wrench to reach the installation position of the nut (i.e., the position where the bolt or the screw penetrates out of the workpiece), so that the nut cannot be installed or removed.
Disclosure of Invention
In order to solve the problem that the nut cannot be disassembled and assembled at a special position in the prior art, the embodiment of the invention provides a tool for disassembling and assembling the nut. The technical scheme is as follows:
the embodiment of the invention provides a tool for disassembling and assembling a nut, which comprises a nut clamping component and a first telescopic component, wherein the nut clamping component comprises a tenon and a base, the tenon is arranged on the base, and a sleeve for fixing the nut is arranged outside the tenon; first flexible subassembly includes first telescopic link and first spout, the first end slidable ground of first telescopic link sets up in the first spout, the second end of first telescopic link stretches out first spout with base fixed connection, just the axis of first telescopic link with the base sets up the surface parallel of tenon.
In a possible implementation manner of the present invention, the opening of the first sliding chute is provided with a rack extending along a length direction of the first sliding chute, and the first telescopic assembly further includes a first locking member, the first locking member is disposed on the first end of the first telescopic rod, and the first locking member is configured to be clamped in the rack on the first sliding chute.
Optionally, the first locking member includes a first spring, a first connecting rod and a second connecting rod, the first spring and the first connecting rod are arranged in parallel, a first end of the first spring and a first end of the first connecting rod are respectively disposed at a first end of the first telescopic rod, a second end of the first connecting rod is hinged to a middle section of the second connecting rod, a second end of the first spring is connected to a first end of the second connecting rod, and a second end of the second connecting rod is provided with a protruding block clamped in a rack on the first sliding groove.
Optionally, the first locking member includes a second spring and a first fixed block, a first end of the second spring is disposed at a first end of the first telescopic rod, a second end of the second spring is connected to the first fixed block, and the first fixed block is provided with a protrusion clamped in a rack on the first sliding groove.
Optionally, the first locking element includes a second fixed block and a V-shaped elastic piece, the second fixed block is disposed at the first end of the first telescopic rod, and the V-shaped elastic piece is clamped in the rack on the first sliding groove.
In another possible implementation manner of the invention, the tool further comprises a second telescopic assembly and a fixing assembly, the second telescopic assembly comprises a second telescopic rod and a second sliding groove, a first end of the second telescopic rod is slidably arranged in the second sliding groove, a second end of the second telescopic rod extends out of the second sliding groove to be connected with the fixing assembly, the fixing assembly is used for fixing a workpiece for mounting a nut, and the second sliding groove is perpendicular to the first sliding groove.
Optionally, the fixed subassembly includes third connecting rod and two at least mountings, every the mounting includes fourth connecting rod, butterfly nut, first double-screw bolt and clamp plate, the first end of third connecting rod with the second end of second telescopic link is connected, the second end of third connecting rod respectively with each the first end of fourth connecting rod is connected in the mounting, each the second end of fourth connecting rod is equipped with the axis vertically through-hole of fourth connecting rod in the mounting, each the first end of first double-screw bolt passes same in the mounting the through-hole of fourth connecting rod with same butterfly nut threaded connection in the mounting, each the second end setting of first bolt is in the same in the mounting on the clamp plate in the mounting.
Preferably, a through hole perpendicular to the axis of the third connecting rod is formed in the first end of the third connecting rod, the second end of the second telescopic rod penetrates through the through hole, and a first nut is arranged at the second end of the second telescopic rod.
Optionally, a through hole perpendicular to the axis of the second sliding chute is formed in the first end of the second sliding chute, a second stud penetrating through the through hole is formed in the first end of the first sliding chute, and a second nut is arranged on the second stud.
Optionally, an opening of the second sliding groove is provided with a rack extending along the length direction of the second sliding groove, the second telescopic assembly further comprises a second locking piece, the second locking piece is arranged at the first end of the second telescopic rod, and the second locking piece is used for being clamped in the rack on the second sliding groove.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
through the frock of design for dismouting nut, this frock includes the nut centre gripping subassembly of tenon and base, and the first flexible subassembly including first telescopic link and first spout, first telescopic link slidable ground sets up in first spout, and with base fixed connection, the tenon sets up on the base simultaneously, when fixation nut's cover barrel casing was established on the tenon, handheld first spout and promotion first telescopic link slip, can utilize the slip of first telescopic link in first spout to remove the mounted position of nut with the side tenon, and utilize sleeve and side tenon to keep the nut at the installation or the in-process of dismantling motionless, thereby realize the dismouting of nut under the narrow and small condition in mounted position space.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1a is a schematic view of a nut assembly and disassembly scenario provided by an embodiment of the present invention;
FIG. 1b is a schematic view of another nut dismounting scenario provided by an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a tool for disassembling and assembling a nut according to an embodiment of the present invention;
fig. 3 is a schematic view of a scene of the tool for dismounting and mounting the nut according to the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a first retraction assembly provided in accordance with an embodiment of the present invention;
FIG. 4a is a schematic structural diagram of a first locking member according to an embodiment of the present invention;
FIG. 4b is a schematic structural view of another first locking member provided in accordance with an embodiment of the present invention;
FIG. 4c is a schematic structural diagram of a further first locking member provided in accordance with an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fixing assembly according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Examples
The embodiment of the invention provides a tool for disassembling and assembling a nut, wherein fig. 1a is a scene schematic diagram of one type of nut and fig. 1b is a scene schematic diagram of another type of nut. Referring to fig. 1a, due to design reasons, for example, a workpiece 100 is designed to be arranged next to a wall a, or referring to fig. 1B, due to assembly reasons, for example, another workpiece B is assembled on the workpiece 100, the installation position space of the nut 200 on the workpiece 100 is narrow, a person or a wrench cannot reach the installation position of the nut 200, the nut 200 needs to be kept stationary during installation or disassembly, otherwise, the nut 200 cannot be disassembled.
Fig. 2 is a schematic structural diagram of a tool for dismounting a nut, and fig. 3 is a schematic view of a scene where the tool is used for dismounting the nut. Referring to fig. 2 and 3, the tool comprises a nut clamping assembly 10 and a first telescopic assembly 20, wherein the nut clamping assembly 10 comprises a tenon 11 and a base 12, the tenon 11 is arranged on the base 12, and a sleeve 300 for fixing the nut 200 is arranged outside the tenon 11; the first telescopic assembly 20 comprises a first telescopic rod 21 and a first sliding chute 22, a first end of the first telescopic rod 21 is slidably arranged in the first sliding chute 22, a second end of the first telescopic rod 21 extends out of the first sliding chute 22 to be fixedly connected with the base 12, and an axis of the first telescopic rod 21 is parallel to a surface of the base 12 provided with the tenon 11.
The tool for dismounting the nut is designed, the tool comprises a tenon and a nut clamping component of a base, and a first telescopic component comprising a first telescopic rod and a first sliding groove, the first telescopic rod is slidably arranged in the first sliding groove and fixedly connected with the base, the tenon is arranged on the base, when a sleeve for fixing the nut is sleeved on the tenon, the first sliding groove is held by hands and the first telescopic rod is pushed to slide, namely, the square tenon can be moved to the mounting position of the nut by utilizing the sliding of the first telescopic rod in the first sliding groove, and the sleeve and the square tenon are used for keeping the nut still in the mounting or dismounting process, so that the nut is dismounted under the condition of narrow mounting position space.
In particular, the square tenon 11 is a conventional ratchet type wrench square tenon so as to be matched with most of the sockets.
Optionally, the tool may comprise at least two sleeves, each sleeve being of a different size to accommodate nuts of different sizes.
Specifically, the base 12 may be a cylinder, an end surface of the cylinder is connected to the square tenon 11, and a circumferential surface of the cylinder is connected to the first telescopic assembly 20.
In practice, the square tenon 11 and the base 12, the base 12 and the first telescopic assembly 20 can be welded together, so as to achieve a firm connection therebetween.
Optionally, an arc-shaped handle may be disposed on an outer wall of the first sliding chute 22 for facilitating the operation of the user.
In the present embodiment, referring to fig. 4, the opening of the first chute 22 may be provided with a rack 22a extending in the length direction of the first chute 22; the first telescopic assembly 20 further comprises a first locking member 23, the first locking member 23 is disposed on the first end of the first telescopic rod 21, and the first locking member 23 is configured to be caught in the rack 22a of the first sliding groove 22.
Through addding first locking piece, when first locking piece 23 card was in the rack 22a on first spout 22, first telescopic link 21 can be in first spout 22 with first telescopic link 21 locking to avoid first telescopic link 21 to slide at the in-process of nut 200 installation or dismantlement, ensure that nut 200 can stably set up on the mounted position and keep motionless, make nut 200's dismouting go on smoothly. When the first locking member 23 is not clamped in the rack 22a of the first sliding groove 22, the first telescopic rod 21 can freely slide in the first sliding groove 22, so that the square tenon 11 is moved to the installation position of the nut 200 to fix the nut 200, and the nut 200 is further mounted and dismounted.
In practical applications, the first locking member 23 may be firstly separated from the rack 22a on the first sliding groove 22, and the first telescopic rod 21 is extended out of the first sliding groove 22, so that the square tenon 11 is moved to the installation position of the nut 200 to fix the nut 200. The first locking member 23 is engaged with the rack 22a of the first slide groove 22, and the first telescopic rod 21 is locked in the first slide groove 22, thereby detaching the nut 200. Finally, the first locking member 23 is far away from the rack 22a on the first sliding chute 22, and the first telescopic rod 21 is retracted into the first sliding chute 22 to restore the original state, so that the occupied space is avoided.
In one implementation manner of the present embodiment, referring to fig. 4a, the first locking member 23 may include a first spring 231, a first link 232, and a second link 233, the first spring 231 and the first link 232 are disposed in parallel, a first end of the first spring 231 and a first end of the first link 233 are respectively disposed on a first end of the first telescopic rod 21, a second end of the first link 232 is hinged to a middle section of the second link 233, a second end of the first spring 231 is connected to a first end of the second link 233, and a second end of the second link 233 is provided with a protrusion 233a clamped in the rack 22a on the first sliding chute 22.
In a specific implementation, if the first telescopic rod 21 is required to slide freely in the first sliding groove 22, an external force greater than the elastic force of the first spring 231 is applied to one end of the second connecting rod 233 connected to the first spring 231 (for example, one end of the second connecting rod 233 connected to the first spring 231 is pressed down by a hand), the second connecting rod 233 rotates around a position hinged to the first connecting rod 232, one end of the second connecting rod 233 provided with the protruding block 233a tilts, and the protruding block 233a is located above the rack 22a and is not clamped in the rack 22a on the first sliding groove 22. On the contrary, if the first telescopic rod 21 is locked in the first sliding slot 22, no external force is applied to the end of the second link 233 connected to the first spring 231 (for example, the hand pressing the end of the second link 233 connected to the first spring 231 is released), the end of the second link 233 connected to the first spring 231 is sprung up by the elastic force of the first spring 231, the second link 233 rotates around the position hinged to the first link 232, the end of the second link 233 provided with the projection 233a is lowered back to the original position, the projection 233a and the rack 22a are located at the same height, and the projection 233a is clamped in the rack 22a on the first sliding slot 22.
In another implementation manner of this embodiment, referring to fig. 4b, the first locking member 23 may include a second spring 234 and a first fixed block 235, a first end of the second spring 234 is disposed on a first end of the first telescopic rod 21, a second end of the second spring 234 is connected to the first fixed block 235, and a protrusion 235a clamped in the rack 22a of the first sliding groove 22 is disposed on the first fixed block 235.
In a specific implementation, if the first telescopic rod 21 is required to slide freely in the first sliding groove 22, an external force greater than the elastic force of the second spring 234 is applied to the first fixing block 235 (for example, the first fixing block 235 is pressed down by a hand), and the protrusion 235a on the first fixing block 235 is located below the rack 22a and is not clamped in the rack 22a on the first sliding groove 22. On the contrary, if the first telescopic rod 21 is locked in the first sliding groove 22, no external force is applied to the first fixed block 235 (for example, a hand for pressing down the first fixed block 235 is released), the protrusion 235a of the first fixed block 235 and the rack 22a are located at the same height, and the first locking member 23 is locked in the rack 22a of the first sliding groove 22.
In yet another implementation manner of this embodiment, referring to fig. 4c, the first locking member 23 may include a second fixed block 236 and a V-shaped elastic piece 237, the second fixed block 236 is disposed on the first end of the first telescopic rod 21, and the V-shaped elastic piece 237 is caught in the rack 22a of the first sliding groove 22.
In a specific implementation, if the first telescopic rod 21 is required to freely slide in the first sliding groove 22, an external force greater than the elastic force of the V-shaped elastic piece 237 is applied to push the second fixing block 236, and since the external force applied at this time is greater than the elastic force of the V-shaped elastic piece 237, the first locking member 23 is not clamped in the rack 22a on the first sliding groove 22; on the contrary, if the first telescopic rod 21 is locked in the first sliding groove 22, no external force is applied to push the second fixing block 236, and the V-shaped elastic piece 237 is clamped in the rack 22a of the first sliding groove 22.
In other embodiments, the first telescopic rod 21 can be locked in the first sliding chute 22 in other manners.
For example, a plurality of first through holes may be disposed on a side wall of the first sliding chute 22, an axis of each first through hole is perpendicular to an axis of the first sliding chute 22, and the plurality of first through holes are arranged at intervals along a length direction of the first sliding chute 22; the first telescopic rod 21 is provided with a plurality of second through holes, the axis of each second through hole is vertical to the axis of the first telescopic rod 21, and the plurality of second through holes are arranged at intervals along the length direction of the first telescopic rod 21; at least two pins are inserted into one of the first and second through holes simultaneously.
In specific implementation, if the first telescopic rod 21 is required to freely slide in the first sliding groove 22, all the pins are taken out; on the contrary, if the first telescopic rod 21 is locked in the first sliding groove 22, the pins are inserted into the first through hole and the second through hole in sequence for fixing.
For another example, a plurality of first through holes may be disposed on the side wall of the first sliding chute 22, an axis of each first through hole is perpendicular to an axis of the first sliding chute 22, and the plurality of first through holes are arranged at intervals along the length direction of the first sliding chute 22; the first telescopic rod 21 is provided with a spring and a convex block, and the convex block is connected with the first telescopic rod 21 through the spring.
In a specific implementation, if the first telescopic rod 21 is required to freely slide in the first sliding groove 22, the convex block is pressed in the first sliding groove 22; on the contrary, if the first telescopic rod 21 is locked in the first sliding slot 22, the projection is allowed to extend out of the first sliding slot 22 from the first through hole under the action of the spring.
Optionally, the tool may further include a second telescopic assembly 30 and a fixing assembly 40, the second telescopic assembly 30 includes a second telescopic rod 31 and a second sliding chute 32, a first end of the second telescopic rod 31 is slidably disposed in the second sliding chute 32, a second end of the second telescopic rod 31 extends out of the second sliding chute 32 to be connected with the fixing assembly 40, the fixing assembly 40 is used for fixing the workpiece 100 on which the nut 200 is mounted, and the second sliding chute 32 is perpendicularly connected with the first sliding chute 22. Specifically, a first end of the first sliding chute 22 is connected with a first end of the second sliding chute 32, and an axis of the first sliding chute 22 is perpendicular to an axis of the second sliding chute 32.
Through addding the flexible subassembly of second and fixed subassembly, the flexible subassembly of second, first flexible subassembly and nut centre gripping subassembly connect gradually, the axis of the second telescopic link in the flexible subassembly of second is perpendicular with the axis of the first telescopic link in the first flexible subassembly, nut centre gripping subassembly, first flexible subassembly, the flexible subassembly of second and fixed subassembly link into door type structure, can firmly fix the nut on the mounted position of work piece, avoid handheld inconvenience and the unstability that first flexible subassembly caused.
In this embodiment, the structure of the second retraction assembly 30 may be the same as the structure of the first retraction assembly 20.
Optionally, an arc-shaped handle may be disposed on the outer wall of the second chute 32 for the user to operate.
For example, the opening of the second sliding chute 32 may be provided with a rack extending along the length direction of the second sliding chute 32, and the second telescopic assembly further comprises a second locking member provided on the first end of the second telescopic rod 31, the second locking member being configured to be caught in the rack on the second sliding chute 32.
Specifically, the structure of the second locking member may be the same as that of the first locking member.
For another example, a plurality of third through holes may be formed in the side wall of the second chute 32, an axis of each third through hole is perpendicular to an axis of the second chute 32, and the plurality of third through holes are arranged at intervals along the length direction of the second chute 32; a plurality of fourth through holes are formed in the second telescopic rod 31, the axis of each fourth through hole is perpendicular to the axis of the second telescopic rod 31, and the plurality of fourth through holes are arranged at intervals along the length direction of the second telescopic rod 31; at least two pins are inserted into a third through hole and a fourth through hole at the same time.
For another example, a plurality of third through holes may be formed in the side wall of the first sliding chute 22, an axis of each third through hole is perpendicular to an axis of the second sliding chute 32, and the plurality of third through holes are arranged at intervals along the length direction of the second sliding chute 32; the second telescopic rod 31 is provided with a spring and a convex block, and the convex block is connected with the second telescopic rod 31 through the spring.
Preferably, referring to fig. 5, the fixing assembly 40 may include a third connecting rod 41 and at least two fixing members 42, each fixing member 42 includes a fourth connecting rod 421, a butterfly nut 422, a first stud 423 and a pressing plate 424, a first end of the third connecting rod 41 is connected to a second end of the second telescopic rod 31, a second end of the third connecting rod 41 is respectively connected to a first end of the fourth connecting rod 421 in each fixing member 42, a second end of the fourth connecting rod 421 in each fixing member 42 is provided with a through hole perpendicular to an axis of the fourth connecting rod 42, a first end of the first stud 423 in each fixing member 42 passes through the through hole of the fourth connecting rod 42 in the same fixing member 42 and is threadedly connected to the butterfly nut 422 in the same fixing member 42, and a second end of the first bolt 423 in each fixing member 42 is disposed on the pressing plate 424 in the same fixing member 42.
The fourth connecting rods in the at least two fixing pieces are connected to the second telescopic rod through the third connecting rods, and the positions of the threaded connections between the first studs and the butterfly nuts in the fixing pieces are adjusted, so that the pressing plates in the fixing pieces are abutted to the workpiece, and the workpiece is fixed.
In practical applications, the third connecting rod 41 and the fourth connecting rod 421 may be welded together.
Specifically, the pressing plate 242 may be a rubber plate to avoid damage to the workpiece.
More preferably, a first end of the third connecting rod 41 is provided with a through hole perpendicular to the axis of the third connecting rod 41, a second end of the second expansion link 31 passes through the through hole, and a second end of the second expansion link 31 is provided with a first nut 31 a. And the threaded connection is adopted, so that the assembly and disassembly are convenient, and the realization is simple and reliable.
Likewise, the connection between first retraction assembly 20 and second retraction assembly 30 may be the same as the connection between second retraction assembly 30 and fixed assembly 40. Specifically, a through hole perpendicular to the axis of the second sliding chute 32 is formed at a first end of the second sliding chute 32, a second stud 22b penetrating through the through hole is formed at a first end of the first sliding chute 22, and a second nut 22c is formed on the second stud 22 a. And the threaded connection is adopted, so that the assembly and disassembly are convenient, and the realization is simple and reliable.
In practice, the second stud 22b may be welded to the first runner 22.
In other embodiments, the first and second telescoping assemblies, and the second telescoping assembly and the fixed assembly may be welded together directly.
In concrete implementation, the following mode can be adopted to assemble the tool:
the second telescopic assembly 30 is fixed to the first telescopic assembly 20 by first passing the second stud 22a provided at the first end of the first slide groove 22 of the first telescopic assembly 20 through the through hole at the first end of the second slide groove 32 of the second telescopic assembly 30, and then screwing the second nut 22b onto the second stud 22a and screwing it after the second stud 22a is extended from the through hole.
Then, the second end of the second telescopic rod 31 is inserted through the through hole provided at the first end of the third connecting rod 41, and after the second telescopic rod 31 is extended out of the through hole, the first nut 31a is screwed on the second telescopic rod 31 and tightened, thereby fixing the fixing member 40 to the second telescopic member 30.
The following briefly introduces a use method of the tool provided by the embodiment of the invention:
in a first step, the first telescopic link 21 of the first telescopic assembly 20 is extended from the first slide groove 22 according to a distance between the installation position of the nut 200 and the edge of the workpiece 100, and the length of the first telescopic assembly 20 is greater than a set value by a distance between the installation position of the nut 200 and the edge of the workpiece 100.
Secondly, the sleeve 300 matched with the nut 200 in size is sleeved on the square tenon 11. In the case of a mounting nut, the nut is also arranged on the sleeve.
And thirdly, extending the second telescopic rod 31 of the second telescopic assembly 30 out of the second chute 32 according to the thickness of the workpiece 100, wherein the length of the second telescopic assembly 30 is greater than the thickness of the workpiece 100 by a set value. If the nut is disassembled and assembled, the sleeve is sleeved outside the nut at the moment.
Fourthly, the length of the first telescopic rod 21 of the first telescopic assembly 20 extending out of the first sliding groove 22 is adjusted again until the edge of the second telescopic assembly 30 is tightly attached to the edge of the workpiece 100.
And fifthly, adjusting the length of the second telescopic rod 31 in the second telescopic assembly 30 extending out of the second sliding chute 32 again until the fixing assembly 40 is tightly attached to the surface of the workpiece 100.
Sixthly, the butterfly nut 422 in the fixing assembly 40 is adjusted until the pressing plate 424 in the fixing assembly 40 is matched with the square tenon 11, so that the nut 200 and the workpiece 100 are firmly clamped together. At this time, the nut can be mounted or dismounted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001532.7A CN107984418B (en) | 2017-10-24 | 2017-10-24 | A tool for disassembling and assembling nuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001532.7A CN107984418B (en) | 2017-10-24 | 2017-10-24 | A tool for disassembling and assembling nuts |
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| Publication Number | Publication Date |
|---|---|
| CN107984418A CN107984418A (en) | 2018-05-04 |
| CN107984418B true CN107984418B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711001532.7A Active CN107984418B (en) | 2017-10-24 | 2017-10-24 | A tool for disassembling and assembling nuts |
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| CN110842528B (en) * | 2019-12-13 | 2024-10-11 | 国家电网有限公司 | A special kit for disassembling threaded connection pipe of deep well pump |
| CN110977842A (en) * | 2019-12-25 | 2020-04-10 | 浪潮商用机器有限公司 | Be applied to interlock formula fastener of server subassembly and press from both sides tight frock |
| CN111230807B (en) * | 2020-02-21 | 2023-08-22 | 中建一局集团安装工程有限公司 | Nut tool |
| CN113084738B (en) * | 2021-03-03 | 2022-08-30 | 彩虹（合肥）液晶玻璃有限公司 | Be used in specialized tool of liquid crystal glazing field heating brick loading and unloading connecting wire |
| CN113770710B (en) * | 2021-09-01 | 2022-09-20 | 上海五钢设备工程有限公司 | Lock nut dismounting device and method |
| CN116833935A (en) * | 2023-07-19 | 2023-10-03 | 唐人制造（宁波）有限公司 | Mechanical wrench |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE470449B (en) * | 1992-08-31 | 1994-04-11 | Sandvik Ab | Lockable spring tensioning device |
| CN2252681Y (en) * | 1995-12-21 | 1997-04-23 | 徐锐江 | Tenon box spanner |
| CN201102219Y (en) * | 2007-09-29 | 2008-08-20 | 许延龙 | Spanner with adjustable length |
| CN205552429U (en) * | 2016-04-25 | 2016-09-07 | 国网山东省电力公司东平县供电公司 | A bolt assembly and disassembly tools for electrified transmission line iron tower is reformed transform |
| CN106926180A (en) * | 2016-07-29 | 2017-07-07 | 北京普华亿能风电技术有限公司 | A kind of bolt aids in device for screwing up |
-
2017
- 2017-10-24 CN CN201711001532.7A patent/CN107984418B/en active Active
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| CN107984418A (en) | 2018-05-04 |
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