CN109676568B - Inner bent angle arm claw assembly for dismantling spring - Google Patents
Inner bent angle arm claw assembly for dismantling spring Download PDFInfo
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- CN109676568B CN109676568B CN201910141912.3A CN201910141912A CN109676568B CN 109676568 B CN109676568 B CN 109676568B CN 201910141912 A CN201910141912 A CN 201910141912A CN 109676568 B CN109676568 B CN 109676568B
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- claw
- spring
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- 210000000078 claw Anatomy 0.000 title claims abstract description 124
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims 1
- 241000722921 Tulipa gesneriana Species 0.000 description 18
- 238000005457 optimization Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 238000004804 winding 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
- 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)
- Clamps And Clips (AREA)
- Springs (AREA)
Abstract
The invention discloses an inner bent angle arm claw component for dismantling a spring, which comprises: a power base and a power slide seat which are positioned on the first plumb line, a fixed base ring and a movable slip ring which are positioned on the second plumb line, arm claw components which are arranged on the outer sides of the fixed base ring and the movable slip ring, the arm claw assembly comprises a plurality of driving arm claws hinged on the outer side of the movable sliding ring and a plurality of driven arm claws hinged on the outer side of the fixed base ring, one end of the driving arm claw far away from the movable slip ring is hinged with one end of the driven arm claw far away from the fixed base ring, the outer side surfaces of the two-way spring are provided with notches, a plurality of notches are positioned in the same plane, an annular clamping groove for supporting the spring is formed among the notches in the same plane, the arm claw assembly is arranged, through the interlock between initiative arm claw, the driven arm claw, can be according to the user demand to make ring groove's diameter grow or diminish, thereby adapt to the size of various springs, avoided using the limitation.
Description
Technical Field
The invention relates to the technical field of electric power tools, in particular to an inner bent angle arm claw assembly for disassembling a spring.
Background
The plum blossom contact is a common conductive sliding connecting part and is arranged on other hand trucks such as switch hand trucks, fuse hand trucks, isolation hand trucks and the like, wherein the plum blossom contact comprises a plum blossom contact finger, a contact finger grid and four springs arranged on the plum blossom contact finger, wherein the spring close to the conductive arm is an inner side spring, the spring far away from the conductive arm is an outer side spring, whether the pressure of the inner side spring and the pressure of the outer side spring during use are normal or not directly related to the safe operation of power equipment, the plum blossom contact is divided into different specifications according to the rated conduction current value of the plum blossom contact, and the number of the plum blossom contact fingers of the different specifications and the size of each part are different.
Under the operation environment of the equipment, a tension spring of the tulip contact is always in the environment of inherent temperature rise, the longer the operation time is, the more the spring naturally generates plastic deformation, the tension of the spring is insufficient, the pressing force is reduced, finally, the contact surface of the conducting and static contacts is reduced, the contact resistance is increased, and equipment accidents such as heating of the moving and static contacts, burning and the like which seriously affect the safe operation of the power equipment can be generated in severe cases. In addition, the disassembly and assembly of the contact spring are required for the troubleshooting of the switch cabinet caused by corrosion, heating, fuse breakage and the like. Therefore, the periodical inspection and replacement of the contact spring are indispensable links
Among the prior art, plum blossom contact spring's replacement instrument is various, but has following drawback:
1. the replacing tool in the prior art is generally fixed in size, so that the replacing tool can only be disassembled for springs of one size, and has no universality;
2. the replacement tool in the prior art generally lifts the spring from the inner side of the spring through a claw, and the method is suitable for the spring on the outer side of the tulip contact, but the spring on the inner side of the tulip contact cannot be replaced, so that the replacement tool has use limitation;
3. in the replacement tool in the prior art, when a common claw grips a spring, instability exists, and the spring can fall off from the claw due to the elastic coefficient of the spring, if the spring is not gripped well, so that danger is caused.
Disclosure of Invention
In view of the above-mentioned problems of the prior art, the present invention provides an inner angled arm and jaw assembly for spring removal,
and the arm claw components arranged on the outer sides of the fixed base ring and the movable sliding ring are linked through the driving arm claws and the driven arm claws so that the diameter of the annular clamping groove is increased or reduced, and the size of the annular clamping groove is adapted to the sizes of various springs.
To achieve the above object, the present invention provides an inner angled arm jaw assembly for removing a spring, comprising:
the power base and the power sliding seat are positioned on the first plumb line;
the fixed base ring and the movable sliding ring are positioned on the second plumb line and are respectively positioned at the end parts of one end of the power base and one end of the power sliding seat;
the arm claw assembly is arranged on the outer sides of the fixed base ring and the movable sliding ring and comprises a plurality of driving arm claws and a plurality of driven arm claws, the driving arm claws are hinged to the outer side of the movable sliding ring, one ends of the driving arm claws, far away from the movable sliding ring, are hinged to one ends of the driven arm claws, far away from the fixed base ring, the ends of the driven arm claws, far away from the fixed base ring, are free ends, notches are formed in the outer side surfaces of the driven arm claws, the notches are located in the same plane, and an annular clamping groove for supporting a spring is formed among the notches in the same plane;
the movable sliding ring is provided with a moving axis parallel to the length direction of the movable sliding ring, the movable sliding ring can move along the moving axis, when the movable sliding ring moves towards the direction far away from the fixed base ring, the movable sliding ring drives the driving arm claw to move towards the direction far away from the fixed base ring, so that the inner included angle between the driving arm claw and the movable sliding ring is increased, the inner included angle between the driven arm claw and the fixed base ring is increased, the diameter of the annular clamping groove is increased, and when the diameter of the annular clamping groove is increased, the driven arm claw is tangent to the inner circumference of the spring;
when the movable sliding ring moves towards the direction close to the fixed base ring, the movable sliding ring drives the driving arm claw to move towards the direction close to the fixed base ring, so that the inner included angle between the driving arm claw and the movable sliding ring is reduced, the inner included angle between the driven arm claw and the fixed base ring is reduced, and the diameter of the annular clamping groove is reduced.
As a further optimization of the above solution, the first plumb line and the second plumb line are located on the same plane and coincide with each other.
As a further optimization of the above solution, the power slide can drive the movable slip ring to move along the movement axis.
As a further optimization of the scheme, the power base is of a hollow round tubular structure extending vertically.
As a further optimization of the above scheme, the power slide is located in the power base, two ends of the power slide penetrate through the power base and extend to the outer side of the power base, and one end of the power slide, which is far away from the movable slip ring, is fixedly connected with the knob.
As a further optimization of the scheme, the power sliding seat is connected with the inner wall of the power base in a matched mode through internal and external threads.
As a further optimization of the scheme, a bending part is arranged at one third of the length of the driven arm claw, and the bending part is a bending part of which the internal included angle formed by one end of the driven arm claw close to the fixed base ring and one end of the driven arm claw far away from the fixed base ring is less than 150 degrees.
As a further optimization of the scheme, the end part of the free end of the driven arm claw is provided with a baffle plate capable of moving relatively, and the free end of the driven arm claw is provided with a driving assembly for driving the baffle plate to move relatively.
As a further optimization of the scheme, the baffle comprises an active clamping part and a force-bearing part;
the active clamping part can be attached to the notch in a relatively movable manner, and one side surface of the active clamping part close to the notch is an arc surface matched with the curvature of the arc surface of the notch;
the stress part extends to one side of the end part of the free end of the driven arm claw and is hinged with the end part, and the stress part is connected with the driving assembly.
As a further optimization of the scheme, the driving assembly comprises a long wire fixedly connected with the stressed part, a bearing plate fixedly connected with one side of the end part of the free end of the driven arm claw and an enclosing ring;
a compression spring is wound on the outer side of the long wire, one end of the compression spring is connected with the stressed part, and the other end of the compression spring is connected with one end of the force bearing plate;
one end of the long wire, which is far away from the stressed part, penetrates through the through hole of the bearing plate and extends towards the direction of the surrounding ring, the long wire is fixedly connected with one end of the surrounding ring, and the surrounding ring is sleeved on the outer side of the power base.
The inner bent angle arm claw assembly for dismantling the spring has the following beneficial effects:
1. according to the inner bent angle arm claw assembly for disassembling the spring, the arm claw assembly is arranged, and the diameter of the annular clamping groove can be increased or decreased according to the use requirement through the linkage between the driving arm claw and the driven arm claw, so that the size of various springs is adapted, and the use limitation is avoided.
2. According to the inner bent angle arm claw assembly for disassembling the spring, the driven arm claw is provided with the bent part, so that the driven arm claw can penetrate through the tulip contact and move to the inner side of the tulip contact to replace the inner side spring, the baffle is provided with the active clamping part, when the active clamping part is separated from the notch, the position of the active clamping part is closer to the spring on the inner side of the tulip contact, and the active clamping part can conveniently lift the spring from the tulip contact.
3. According to the inner bent angle arm claw assembly for disassembling the spring, when the arranged active clamping part is attached to the baffle, the notch is closed, the notch clamps the spring in the notch, the position of the spring is stable, the spring cannot fall off, and the use safety is high.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are intended to cover within the spirit and scope of the appended claims, many changes, modifications, and equivalents.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the follower arm claw of the present invention;
FIG. 4 is a schematic view of the connection structure of the follower arm claw, the baffle plate and the driving assembly of the present invention;
FIG. 5 is a schematic view of the driving assembly of the present invention;
FIG. 6 is a schematic view of the engagement between the follower arm claw and the baffle structure according to the present invention;
FIG. 7 is a schematic view of the driven arm jaw and the baffle structure of the present invention in isolation;
fig. 8 is a schematic structural view of the driven arm jaw of the invention when opened.
In the figure: the device comprises a power base 1, a power sliding seat 2, a fixed base ring 3, a movable sliding ring 4, a driving arm claw 5, a driven arm claw 6, a notch 7, a knob 8, a baffle plate 9, a long wire 10, a bearing plate 11 and a surrounding ring 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It is noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, and 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, "" left, "" right, "and the like are used herein for illustrative purposes only and do not represent the only embodiments.
Referring to the attached drawings 1-8 in the specification, the invention provides a technical scheme: an inner angled arm jaw assembly for spring removal, comprising: the device comprises a power base 1, a power sliding seat 2, a fixed base ring 3 and a movable sliding ring, wherein the fixed base ring 3 and the movable sliding ring 4 are respectively positioned at the end parts of one ends of the power base 1 and the power sliding seat 2, and arm claw assemblies are arranged at the outer sides of the fixed base ring 3 and the movable sliding ring 4 and comprise a plurality of driving arm claws 5 and a plurality of driven arm claws 6, the driving arm claws 5 are hinged to the outer side of the movable sliding ring 4, the driven arm claws 6 are hinged to the end, far away from the fixed base ring 3, of the driving arm claws 5, the end, far away from the movable sliding ring 4, of the driven arm claws 6, free ends are arranged at the ends, far away from the fixed base ring 3, notches 7 are arranged on the outer side surfaces of the driven arm claws, the notches 7 are positioned in the same plane, and an annular clamping groove for supporting a spring is formed among;
the arranged arm claw assembly can increase or decrease the diameter of the annular clamping groove according to the use requirement through the linkage between the driving arm claw 5 and the driven arm claw 6, so that the size of various springs is adapted, and the use limitation is avoided;
the movable slip ring 4 is provided with a moving axis parallel to the length direction of the movable slip ring, the movable slip ring 4 can move along the moving axis, when the movable slip ring 4 moves towards the direction far away from the fixed base ring 3, the movable slip ring drives the driving arm claw 5 to move towards the direction far away from the fixed base ring 3, so that the inner included angle between the driving arm claw 5 and the movable slip ring 4 is increased, the inner included angle between the driven arm claw 6 and the fixed base ring 3 is increased, the diameter of the annular clamping groove is increased (the distance between the notches 7 is increased), and when the diameter of the annular clamping groove is increased, the driven arm claw 6 is tangent to the inner circumference of the spring;
when the movable sliding ring 4 moves towards the direction close to the fixed base ring 3, the movable sliding ring drives the driving arm claw 5 to move towards the direction close to the fixed base ring 3, so that the inner included angle between the driving arm claw 5 and the movable sliding ring 4 is reduced, the inner included angle between the driven arm claw 6 and the fixed base ring 3 is reduced, and the diameter of the annular clamping groove is reduced (the distance between each notch 7 is reduced);
the first plumb line and the second plumb line are located on the same plane and coincide with each other, the power slide seat 2 can drive the movable sliding ring 4 to move along the moving axis, the power base 1 is a hollow round tubular structure with a vertically long extension, the power slide seat 2 is located in the power base 1, two ends of the power slide seat 2 penetrate through the power base 1 and extend to the outer side of the power base 1, one end of the power slide seat 2, far away from the movable sliding ring 4, is fixedly connected with the knob 8, and the power slide seat 2 is connected with the inner wall of the power base 1 through the matching of internal threads and external threads;
as shown in fig. 3, a bending portion is formed at one third of the length of the driven arm claw 6, the bending portion is a bending portion formed by one end of the driven arm claw 6 close to the fixed base ring 3 and one end of the driven arm claw 6 far from the fixed base ring 3, an inner included angle formed by one end of the driven arm claw 6 close to the fixed base ring 3 is smaller than 150 degrees, a baffle plate 9 capable of moving relatively is arranged at the end of the free end of the driven arm claw 6, a driving component for driving the baffle plate 9 to move relatively is arranged at the free end of the driven arm claw 6, the baffle plate 9 comprises a driving clamping portion and a force receiving portion, the driving clamping portion can be attached to the notch 7 in a relatively moving manner, one side surface of the driving clamping portion close to the notch 7 is an arc surface matched with the arc curvature of the notch 7, the force receiving portion extends to one side of the end of the free end of the driven, Bearing plate 11 and surrounding ring 12 with the tip one side fixed connection of the free end of driven arm claw 6, the outside winding of long line 10 is equipped with compression spring, compression spring's one end and atress part are connected, its other end is connected with the one end of bearing plate 11, the one end that the atress part was kept away from to long line 10 passes the through-hole of bearing plate 11 and long line 10 extends to surrounding ring 12 direction, long line 10 and surrounding ring 12's one end fixed connection, the outside of power base 1 is located to surrounding ring 12 cover.
The working principle is as follows: when the outer side spring of the tulip contact is disassembled, the movable contact is moved to the front side of the tulip contact and aligned with the front side of the tulip contact, at the moment, the movable contact is in a storage state (a non-use state, as shown in fig. 1), the driven arm claw 6 is in a folded state, and the driven arm claw 6 is provided with a bent part, so that the distance between the free ends of the driven arm claw 6 is small, the movable contact can directly extend to the inner side of the outer side spring to be disassembled, so that the driven arm claw 6 reaches a working position, which needs to be described here is the position where the driven arm claw 6 is located when the working position extends to the inner side of the outer side spring to be disassembled;
the power sliding seat 2 is rotated in the positive direction, the power sliding seat 2 is in threaded connection with the power base 1, so that the power sliding seat 2 is screwed in the direction of the movable sliding ring 4, the movable sliding ring 4 is rotatably connected with the movable sliding ring 4 through a bearing, the periphery of the movable sliding ring 4 is hinged with the driving arm claw 5, and the driving arm claw 5 cannot rotate, so that the movable sliding ring 4 cannot rotate and does linear extension motion under the driving of the power sliding seat 2;
the linear extension motion of the movable sliding ring 4 is that the movable sliding ring 4 moves towards the direction far away from the fixed base ring 3, so that the inner included angle between the driving arm claw 5 and the movable sliding ring 4 is increased, the inner included angle between the driven arm claw 6 and the fixed base ring 3 is increased, the driven arm claw 6 is opened (as shown in fig. 8, the opening direction of the driven arm claw 6 is given), the notch 7 and the spring are kept in the same plumb line, in the opening process, the notch 7 at the free end of the driven arm claw 6 is tangent to the inner circumference of the spring, the driving arm claw 5 continues to be opened, so that the spring is lifted, and the spring is embedded into the annular clamping grooves formed among the notches 7, and the disassembly of the outer spring is completed;
in the embodiment, the compression spring is in an expanded state, the elastic coefficient of the compression spring is greater than that generated by the deformation of the outer spring, so that the baffle 9 is constantly attached to the notch 7, the notch 7 clamps the spring in the baffle, the position of the spring is stable, the spring cannot fall off, personnel cannot be injured by jumping, and the use safety is high;
when the inner side spring of the tulip contact is disassembled, the power slide seat 2 is rotated in the positive direction to enable the driven arm claw 6 to be in an open state, so that the movable contact can be enclosed on the outer side of the tulip contact and moves towards the spring direction of the inner side (namely the inner end) of the tulip contact, at the moment, the enclosing ring 12 moves towards the direction of the knob 8, so that the enclosing ring 12 pulls the long wire 10, the pulling of the long wire 10 drives the stressed part of the baffle 9 to move, and the baffle 9 is separated from the notch 7 (as shown in fig. 5 and 7);
when the compression spring is in a compressed state, the active clamping part of the baffle plate 9 is separated from the notch 7, so that the position of the active clamping part is closer to the spring at the inner side of the tulip contact, and when the compression spring is in a compressed state, the surrounding ring 12 is continuously moved according to the use condition, so that the active clamping part of the baffle plate 9 is turned to be parallel to the inner circumference of the inner spring, and then the invention is moved, so that the active clamping part of the baffle plate 9 is attached to the inner circumference of the inner spring;
carrying out forward rotation on the power sliding seat 2, so that an inner included angle between the driving arm claw 5 and the movable sliding ring 4 is increased, an inner included angle between the driven arm claw 6 and the fixed base ring 3 is increased according to the principle, the driven arm claw 6 is continuously opened, and therefore the driving clamping part lifts up a spring on the inner side of the tulip contact, and the disassembly of the spring on the inner side of the tulip contact is completed;
in the above embodiment, when the active clamping portion lifts up the spring inside the tulip contact, a user can release the surrounding ring 12, the active clamping portion automatically resets under the action of the compression spring, so that the active clamping portion and the baffle 99 are attached to the notch 7 to be closed, the notch 7 clamps the spring, the position of the spring is stable, the spring does not fall off, and the use safety is high;
in this embodiment, a fixture block is disposed on the outer side of the long wire 10, the top cross section of the fixture block is C-shaped, the fixture block is fixedly connected with one side of the driven arm claw 6, and the fixture block is used for wiring the long wire 10, as shown in fig. 3;
in the embodiment, the number of the driving arm claws 5 and the driven arm claws 6 is kept consistent and is not less than six, so that the spring of the tulip contact has small deformation amount and low damage degree, the arm claw assembly is subjected to dispersed stress, and the operation is labor-saving. The disassembly speed is improved to a great extent, the power failure time of the equipment is shortened, the spring disassembly and assembly device can be operated by only one person, and compared with a traditional method that two persons are matched, the spring disassembly and assembly device can complete the disassembly and assembly of the spring, and the manpower resource is saved.
It should be understood that the present invention is not limited to the particular embodiments described herein, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides an interior bent angle arm claw subassembly of usefulness is demolishd to spring which characterized in that: the method comprises the following steps:
the power base and the power sliding seat are positioned on the first plumb line;
the fixed base ring and the movable sliding ring are positioned on the second plumb line and are respectively positioned at the end parts of one end of the power base and one end of the power sliding seat;
the arm claw assembly is arranged on the outer sides of the fixed base ring and the movable sliding ring and comprises a plurality of driving arm claws and a plurality of driven arm claws, the driving arm claws are hinged to the outer side of the movable sliding ring, one ends of the driving arm claws, far away from the movable sliding ring, are hinged to one ends of the driven arm claws, far away from the fixed base ring, the ends of the driven arm claws, far away from the fixed base ring, are free ends, notches are formed in the outer side surfaces of the driven arm claws, the notches are located in the same plane, and an annular clamping groove for supporting a spring is formed among the notches in the same plane;
the movable sliding ring is provided with a moving axis parallel to the length direction of the movable sliding ring, the movable sliding ring can move along the moving axis, when the movable sliding ring moves towards the direction far away from the fixed base ring, the movable sliding ring drives the driving arm claw to move towards the direction far away from the fixed base ring, so that the inner included angle between the driving arm claw and the movable sliding ring is increased, the inner included angle between the driven arm claw and the fixed base ring is increased, the diameter of the annular clamping groove is increased, and when the diameter of the annular clamping groove is increased, the driven arm claw is tangent to the inner circumference of the spring;
when the movable sliding ring moves towards the direction close to the fixed base ring, the movable sliding ring drives the driving arm claw to move towards the direction close to the fixed base ring, so that the inner included angle between the driving arm claw and the movable sliding ring is reduced, the inner included angle between the driven arm claw and the fixed base ring is reduced, the diameter of the annular clamping groove is reduced,
the end part of the free end of the driven arm claw is provided with a baffle plate capable of moving relatively, and the free end of the driven arm claw is provided with a driving assembly for driving the baffle plate to move relatively;
the baffle comprises an active clamping part and a stressed part;
the active clamping part can be attached to the notch in a relatively movable manner, and one side surface of the active clamping part close to the notch is an arc surface matched with the curvature of the arc surface of the notch;
the stress part extends to one side of the end part of the free end of the driven arm claw and is hinged with the end part, and the stress part is connected with the driving assembly.
2. An inner angled arm jaw assembly for removal of springs according to claim 1 wherein: the first plumb line and the second plumb line are located on the same plane and are overlapped with each other.
3. An inner angled arm jaw assembly for removal of springs according to claim 1 wherein: the power sliding seat can drive the movable sliding ring to move along the moving axis.
4. An inner angled arm jaw assembly for removal of springs according to claim 1 wherein: the power base is of a hollow round tubular structure extending vertically.
5. An inner angled arm jaw assembly for removal of springs according to claim 3 wherein: the power slide is located the power base, and the both ends of power slide all pass the power base and extend to the outside of power base, the one end and the knob fixed connection of activity sliding ring are kept away from to the power slide.
6. An inner angled arm jaw assembly for removal of springs according to claim 5 wherein: the power slide seat is connected with the inner wall of the power base in a matched mode through internal and external threads.
7. An inner angled arm jaw assembly for removal of springs according to claim 1 wherein: the one third department of driven arm claw length has the kink, and the kink is that the inner contained angle that the one end that the driven arm claw is close to the fixed base ring and the one end that the driven arm claw kept away from the fixed base ring constitutes is less than 150 degrees of kink.
8. An inner angled arm jaw assembly for removal of springs according to claim 1 wherein: the driving assembly comprises a long wire fixedly connected with the stressed part, a force bearing plate fixedly connected with one side of the end part of the free end of the driven arm claw and an enclosing ring;
a compression spring is wound on the outer side of the long wire, one end of the compression spring is connected with the stressed part, and the other end of the compression spring is connected with one end of the force bearing plate;
one end of the long wire, which is far away from the stressed part, penetrates through the through hole of the bearing plate and extends towards the direction of the surrounding ring, the long wire is fixedly connected with one end of the surrounding ring, and the surrounding ring is sleeved on the outer side of the power base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141912.3A CN109676568B (en) | 2019-02-26 | 2019-02-26 | Inner bent angle arm claw assembly for dismantling spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141912.3A CN109676568B (en) | 2019-02-26 | 2019-02-26 | Inner bent angle arm claw assembly for dismantling spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109676568A CN109676568A (en) | 2019-04-26 |
| CN109676568B true CN109676568B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910141912.3A Active CN109676568B (en) | 2019-02-26 | 2019-02-26 | Inner bent angle arm claw assembly for dismantling spring |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6223410B1 (en) * | 1999-10-12 | 2001-05-01 | John S. Sroka | Pulling device |
| US8015683B2 (en) * | 2006-11-09 | 2011-09-13 | Schlem Products, Inc. | Pulley removal system, method, kits and components thereof |
| CN202241151U (en) * | 2011-08-25 | 2012-05-30 | 新疆天风发电股份有限公司 | Circlip plier |
| CN202556338U (en) * | 2012-03-27 | 2012-11-28 | 何斌波 | Transitional sleeve component for assisting installation of seal ring |
| CN202763762U (en) * | 2012-09-04 | 2013-03-06 | 福建省福工动力技术股份公司 | Disassembling tool |
| CN203993744U (en) * | 2014-07-25 | 2014-12-10 | 中国石油集团渤海钻探工程有限公司 | Valve body cushion rubber extracting tool |
| CN106041493B (en) * | 2014-09-09 | 2018-10-19 | 长乐品苑建材科技有限公司 | A kind of device for axle end bearing unloading |
| CN205928484U (en) * | 2016-08-19 | 2017-02-08 | 华东交通大学 | Electronic horse ware that draws of many functions |
| CN106737398A (en) * | 2016-12-13 | 2017-05-31 | 广西职业技术学院 | Three-jaw bearing chest-developer |
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- 2019-02-26 CN CN201910141912.3A patent/CN109676568B/en active Active
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