A kind of CT19 mechanisms spring attaching/detaching apparatus and application method
Technical field
The invention belongs to electric power tool fields, and in particular to a kind of CT19 mechanisms spring attaching/detaching apparatus and application method.
Background technology
The energy-stored spring of CT19 stored energy mechanisms is the important appurtenances of operating mechanism, is to close a floodgate to store energy for mechanism.
Occur in spring when pulling force deficiency needs to change and energy storage motor maintenance is required to dismounting spring.Now due to the riding position of mechanism
It is more narrow, dismounting spring overlong time is caused without the live instrument to work is suitable for, the safety of personnel cannot ensure.
At present, worker is usually used screwdriver and agitates during energy-stored spring is installed or removed, more existing
There are following problems for special CT19 mechanisms spring attaching/detaching apparatus:First, stretched operation, energy storage can only be taken energy-stored spring
By instrument or directly one end of energy-stored spring is pulled out with hand after spring elongation, there are safety problem during pull-out,
Energy-stored spring easily comes off from provision for disengagement, there is the danger for squeezing finger after coming off, be easy to cause industrial injury;Second is that dismounting
Device can only play the role of dismounting to energy-stored spring mostly, it is impossible to be used in the installation of energy-stored spring, utilization rate are low;Third, dismounting dress
Put complicated for operation, the operating time is long, and efficiency is low.
Chinese patent mandate publication number CN105415285A discloses a kind of energy storing of switch Disassembling and assembling device of spring, including mobile jib,
Driving link, screw and buckle, the mobile jib both ends are equipped with the opposite external screw thread in direction;The driving link be two, respectively with master
The both ends external screw thread cooperation of bar;The driving link is connected with lower pinch plate, and cooperation is equipped with upper buckle on the lower pinch plate;The upper button
Plate and lower pinch plate are formed and are screwed for two semilune buckles.
This energy storing of switch Disassembling and assembling device of spring is complicated for operation, it is necessary to the rotary motion that the driving link of replacer first is passed through mobile jib
To centre, then buckle is dismantled, it would be desirable to which the spring of dismounting is put between buckle, is then fastened buckle by screw, rotation
Turn mobile jib by driving link to two end motions, by spring elongation and remove, during removing, there are it is mentioned above the problem of,
That buckle easily loosens first, spring easily slips, in the disassembly process followed by after extension spring, it is necessary to by spring one
End pulls out, dangerous, is finally that the rotation mobile jib time is long, the removal efficiency for causing entire replacer is low.
Chinese patent mandate publication number CN104319135A discloses a kind of vacuum circuit breaker mechanism energy-stored spring replacer,
Including stretching shovel seat, reinforcing handle, supporting rod, support shaft, fixed baffle, fixed baffle is welded on stretching shovel seat rear end, stretches
Shovel base rear end is provided with hole and fixes supporting rod, and the stretching shovel seat opens U-shaped shovel mouth, and the width for shoveling mouth is smaller than the diameter of energy-stored spring
10mm, the edge of a knife height on both sides is different, and asymmetry, which can be injected in energy-stored spring, to be convenient for fixed and stretch.
This Disassembling and assembling device of spring needs to find supporting point and the positioning of support shaft first, and it is fixed that positioning is be easy to cause in positioning
It slips, causes coming off for entire replacer, secondly in stretching shovel seat insertion spring, be easy to cause the de- of spring in operation
Fall, cause danger, again, due to the limitation of the distance between stretching shovel seat and support shaft, the stretching distance for causing spring is too short, deposits
It is happened what the elongation of replacer work to maximum magnitude and spring was not enough to remove from stored energy mechanism.
Chinese patent mandate publication number CN104647288A discloses CT19 mechanisms spring attaching/detaching apparatus, including:Support base,
The upper and lower arm that can with respect to open and close movement be arranged on support base, both ends are hinged on jack between upper and lower arm, set up separately
For two fixtures of promptly spring upper and lower side on upper and lower arm, at least one party in the upper and lower arm is swingably articulated in described
On support base, two fixture include two be oppositely arranged and rotatable collet and two collets of driving with respect to folding execution machine
Structure.
This CT19 mechanisms spring attaching/detaching apparatus overall weight is heavy, and the operating space of energy-stored spring is in originally narrow and small scope
Interior operation, causing the use of attaching/detaching apparatus becomes difficult, and when spring is installed, operation is also complicated, if do not installed for the first time,
Then due to the consumption of muscle power, the difficulty of second of installation is caused.
The content of the invention
The present invention provides a kind of CT19 mechanisms spring attaching/detaching apparatus, entirely for background technology technical problems to be solved
Device can simultaneously complete the stretching and dismounting of spring to spring with Fast Installation and fixation, and avoid in spring dismounting
Pop-up.
Technical solution is used by the present invention solves its above problem:A kind of CT19 mechanisms spring attaching/detaching apparatus, including
Stent with panel and side plate, the side plate vertical symmetry are arranged on panel both sides, perforation are provided with above side plate
The guide groove of arc.
It is disposed with clamping device, limiting device and stretching device, the limiting device position from bottom to top on stent
Between clamping device and stretching device.
The clamping device includes the guide rod between the side plates and being located at below side plate, the guide rod and panel parallel and water
It is flat to set, it is slided on guide rod and is provided with two symmetrical grip blocks, the opposite one side of the grip block is provided with the circular arc of indent
Face is provided with the thread groove to match with energy-stored spring on arc surface, and symmetrical horizontally disposed the is hinged on the outside of side plate
One push rod, one end of first push rod are provided with the first notch, and first notch penetrates the gathering hole of side plate with grip block
Mutually slide hinged, the other end of first push rod has been respectively articulated with symmetrical first connecting rod one end, between the first connecting rod
The first compression bar is hinged with, the first horizontal limiting plate is provided between the side plate below first compression bar, when the first compression bar
When pressing down on and passing through the horizontal plane where the first push rod, the first compression bar continues to move downward rear cross-arm in first /V
On plate.
The limiting device is included in the C-shaped limited block in level cross-sectionn of side plate interior sides, the opening of the limited block
Both ends are hinged with symmetrical /V fixture block, and two /V fixture blocks can form card with limited block after being closed and embrace, by energy-stored spring
Card embraces limitation wherein, symmetrical horizontally disposed second push rod is hinged on the outside of side plate, one end of second push rod is set
The second notch is equipped with, second notch and /V fixture block are mutually slide hinged, and the other end of second push rod has been respectively articulated with
Symmetrical second connecting rod one end is hinged with the second compression bar between the second connecting rod, water is provided with below second compression bar
Flat the second limiting plate being located on limited block, when the second compression bar presses down on and passes through the horizontal plane where the second push rod,
Second compression bar continues to move downward rear cross-arm on second limiting plate.
The stretching device includes being hinged on the outside of side plate and symmetrically arranged supporting rod, solid between two supporting rods
Surely there is the 3rd compression bar, front support arm and rear support arm have been respectively articulated on each supporting rod, the front support arm is with after
Support arm is symmetrical centered on the hinge joint of supporting rod and side plate, and the front support arm and rear support arm are away from hinge joint
One end is provided with U-shaped opening, and the U-shaped opening of the front support arm and rear support arm is located at the both ends of guide groove respectively, and a plug-in unit is inserted
Be located in guide groove, the plug-in unit one side carry pointed sword head, top surface be provided with the matched groove of energy-stored spring size, insert
After part is inserted into energy-stored spring by sword head, energy-stored spring can be fastened in groove, the two sides of plug-in unit are provided with support shaft, institute
Support shaft is stated through guide groove and is fastened in the U-shaped opening.
Preferably, it is provided with handle on the panel.
Preferably, it is hinged with flower basket bolt between the 3rd compression bar and handle.
Preferably, the cavity size that the limited block and /V fixture block are formed after being closed is more than the shape ruler of energy-stored spring
Very little, what energy-stored spring can be limited is movable in the cavities.
Meanwhile based on above CT19 mechanisms spring attaching/detaching apparatus, the present invention also provides CT19 mechanisms spring dismounting dresses
The application method put, which is characterized in that include the following steps:
Step 1:With preceding preparation
The first compression bar of pull-up, the first compression bar depart from the first limiting plate, grip block are made to be in expansion state, pull-up second is pressed
Bar, the second compression bar depart from the second limiting plate, /V fixture block are made to be in open configuration, the position of plug-in unit is adjusted, is located at support shaft
The rear end of guide groove, and determine that support shaft is in the U-shaped opening of rear support arm.
Step 2:It is fixedly mounted
Plug-in unit is inserted into the gap between energy-stored spring, and determines that energy-stored spring is fastened among groove, it then will folder
The grip block for holding device is set in energy-stored spring both sides, presses down on the first compression bar, and the first compression bar pushes first connecting rod to both sides,
First connecting rod pushes the first push rod front end, and the first push rod is inwardly pushed grip block by lever principle, and grip block is by energy storage bullet
Spring clamps, and with moving downward for the first compression bar, energy-stored spring is fastened in thread groove, and energy-stored spring is clamped, when
After one compression bar crosses the horizontal plane where the first push rod, the first compression bar cross-arm forms locking state on the first limiting plate, so far
Energy-stored spring is clamped fixation.
Step 3:Spring retainer
After completing step 2 operation, energy-stored spring is in the limited block cavity of limiting device, presses down on the second compression bar,
Second compression bar pushes second connecting rod to both sides, and second connecting rod pushes the second push rod front end, and the second push rod will be limited by lever principle
Position fixture block inwardly pushes, and is closed /V fixture block, with moving downward for the second compression bar, when the second compression bar crosses the second push rod institute
Horizontal plane after, the second compression bar cross-arm forms locking state on the second limiting plate.
Step 4:Spring elongation, dismounting
After energy-stored spring is limited, the 3rd compression bar (or rotate in the forward direction flower basket bolt and be allowed to shrink) is pressed down on, due to inserting
The support shaft of part is fastened in guide groove, and rear support arm is moved by the supporting rod being hinged on side plate along the guide groove second half section upwards,
Plug-in unit is pushed upwards along guide groove movement, the energy-stored spring being fastened in groove is stretched, due to the guiding of arc guide barrel, in energy storage
Spring also while travels forward during moving upwards, after the support shaft of plug-in unit crosses the peak of guide groove, plug-in unit due to
The pulling force of energy-stored spring, plug-in unit move downward automatically along the front half section of guide groove, and final support shaft falls on the front end of guide groove, stores up simultaneously
Energy spring also reverts to normality, so far completes the purpose of stretching and the dismounting of energy-stored spring.
Step 5:Spring is removed
After energy-stored spring is removed from stored energy mechanism, the first compression bar is pulled up, the first compression bar pulls first connecting rod then
The first push rod front end is driven inwardly to move, using lever principle, grip block be pulled outwardly it is dynamic, energy-stored spring from thread groove take off
Fall, then pull up the second compression bar, same principle opens /V fixture block, most at last energy-stored spring from the groove on plug-in unit
It is middle to take out the dismounting for completing entire energy-stored spring.
Step 6:Spring reset
It is gripped into simultaneously /V according to the method for above-mentioned steps 2 and step 3 by the energy-stored spring after replacement, is then adjusted
The position of support shaft on plug-in unit is saved, be allowed to the front end in guide groove and is fastened in the U-shaped opening of front support arm, pulls up the
Three compression bars (or reversely rotate flower basket bolt and be allowed to extend), the front support arm being hinged on supporting rod pushes plug-in unit upwards, will store up
Energy spring elongation, adjusts the tensile elongation of energy-stored spring, the upper end of energy-stored spring is hung on stored energy mechanism, then to decentralization
Lower 3rd compression bar (or rotate in the forward direction flower basket bolt and be allowed to shrink) is allowed in the state that do not stress, and will be pressed from both sides according to the method for step 5
It holds block, /V fixture block and plug-in unit and is opened from energy-stored spring and removed, the replacement for so far completing energy-stored spring resets.
The invention has the advantages that:
1st, whole device installation and fixation are quick and convenient, convenient when removing, time saving and energy saving;
2nd, can be hit by a bullet situation about being popped up after spring-drop during spring is dismantled to avoid dismounting, avoid causing danger;
3rd, it is simple to operate during extension spring, it is not necessary to borrow other instruments;
4th, whole device weight is light, beneficial to carrying;
5th, the installation after spring is replaced is can be applied to, solving the problems, such as that part provision for disengagement can only dismantle cannot install;
6th, solve the dismounting of spring during spring elongation, improve efficiency, save the time.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described;
Fig. 1 is the structural side view of the preferred embodiment of the present invention;
Fig. 2 is the mechanism front view of the preferred embodiment of the present invention;
Fig. 3 is the clamping device schematic diagram of the preferred embodiment of the present invention;
Fig. 4 is the limiting device schematic diagram of the preferred embodiment of the present invention;
Fig. 5 is the plug-in unit schematic diagram of the preferred embodiment of the present invention.
In attached drawing:
100th, stent, 110, panel, 111, handle, 120, side plate, 121, guide groove, 122, gathering hole, the 123, first /V
Plate, the 124, second limiting plate,
200th, the first compression bar, 210, first connecting rod, the 220, first push rod, the 221, first notch, 230, guide rod, 240, clamping
Block, 241 thread grooves,
300th, the second compression bar, 310, second connecting rod, the 320, second push rod, the 321, second notch, 330, limited block, 340, limit
Position fixture block,
400th, supporting rod, the 410, the 3rd compression bar, 420, front support arm, 430, rear support arm, 440, U-shaped opening,
500th, plug-in unit, 510, sword head, 520, groove, 530, support shaft;
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows composition related to the present invention.
Further, it is desirable that explanation, unless stated otherwise or is pointed out, otherwise the term that may relate in specification
The descriptions such as " first ", " second ", " the 3rd ", "front", "rear", "left", "right", " on ", " under " are used only for distinguishing in specification
Various components, element, step etc., without the logical relation or order being intended to indicate that between various components, element, step
Relation etc..
A kind of CT19 mechanisms spring attaching/detaching apparatus, the stent 100 including carrying panel 110 and side plate 120, side plate 120 hang down
110 both sides of panel are symmetrically directly arranged on, the guide groove 121 of the arc of perforation, further, face are provided with above side plate 120
Handle 111 is provided on plate 110.
It is disposed with clamping device, limiting device and stretching device from bottom to top on stent 100, limiting device is located at
Between clamping device and stretching device.
Clamping device is included between side plate 120 and positioned at the guide rod 230 of 120 lower section of side plate, guide rod 230 and panel 110
It is parallel and horizontally disposed, it is slided on guide rod 230 and is provided with two symmetrical grip blocks 240, the opposite one side of grip block 240 is set
There is the arc surface of indent, the thread groove 241 to match with energy-stored spring is provided on arc surface.
Symmetrical horizontally disposed first push rod 220 is hinged in 120 outside of side plate, one end of the first push rod 220 is set
There is the first notch 221, the gathering hole 122 that the first notch 221 penetrates side plate 120 with grip block 240 is mutually slide hinged, the first push rod
220 other end has been respectively articulated with symmetrical 210 one end of first connecting rod, and the first compression bar 200 is hinged between first connecting rod 210.
The first horizontal limiting plate 123 is provided between the side plate 120 below the first compression bar 200, when the first compression bar 200
When pressing down on and passing through the horizontal plane at 220 place of the first push rod, the first compression bar 200 continues to move downward rear cross-arm in the first limit
On the plate 123 of position.
Limiting device is included in the C-shaped limited block 330 in level cross-sectionn of the inside of side plate 120, the opening of limited block 330
Both ends are hinged with symmetrical /V fixture block 340, and two /V fixture blocks 340 can form card with limited block 330 after being closed and embrace, by energy storage
Spring Card embraces limitation wherein, and symmetrical horizontally disposed second push rod 320, the second push rod 320 are hinged in 120 outside of side plate
One end be provided with the second notch 321, the second notch 321 and /V fixture block 340 are mutually slide hinged, the second push rod 320 it is another
End has been respectively articulated with symmetrical 310 one end of second connecting rod, the second compression bar 300 is hinged between second connecting rod 310, in the second compression bar
300 lower sections are provided with horizontal the second limiting plate 124 being located on limited block 330, when the second compression bar 300 presses down on and passes through
During the horizontal plane at 320 place of the second push rod, the second compression bar 300 continues to move downward rear cross-arm on the second limiting plate 124.
Stretching device includes being hinged on the outside of side plate 120 and symmetrically arranged supporting rod 400, between two supporting rods 400
The 3rd compression bar 410 is fixed with, further, flower basket bolt, wherein gaily decorated basket spiral shell are hinged between the 3rd compression bar 410 and handle 111
Bolt is made of adjusting rod, nut and pull rod with left and right rotation screw thread, is stretched using leading screw principle, can adjust the 3rd pressure
The distance of bar 410 and handle 111.
Front support arm 420 and rear support arm 430, front support arm 420 and rear branch have been respectively articulated on each supporting rod 400
Brace 430 is symmetrical centered on hinge joint of the supporting rod 400 with side plate 120, and front support arm 420 and rear support arm 430 are carried on the back
One end from hinge joint is provided with U-shaped opening 440, and the U-shaped opening 440 of front support arm 420 and rear support arm 430 is located at respectively to be led
The both ends of slot 121.
One plug-in unit 500 is plugged in guide groove 121,500 one side of plug-in unit carry pointed sword first 510, top surface be provided with
The matched groove 520 of energy-stored spring size, after plug-in unit 500 is by the first 510 insertion energy-stored spring of sword, energy-stored spring can be fastened on recessed
In slot 520, support shaft 530 is provided in the two sides of plug-in unit 500, support shaft 530 is through guide groove 121 and is fastened on U-shaped opening
In 440.
Further, the cavity size that limited block 330 and /V fixture block 340 are formed after being closed is more than the shape of energy-stored spring
Size, what energy-stored spring can be limited is movable in the cavities.
Further, for a better understanding of the present invention, the application method of the present invention is additionally provided, is included the following steps:
Step 1:With preceding preparation
The first compression bar of pull-up 200, the first compression bar 200 depart from the first limiting plate 123, grip block 240 are made to be in expansion state,
The second compression bar of pull-up 300, the second compression bar 300 depart from the second limiting plate 124, and /V fixture block 340 is made to be in open configuration, and adjustment is inserted
The position of part 500 makes support shaft 530 be located at the rear end of guide groove 121, and determines that support shaft 530 is in the U-shaped of rear support arm 430
In opening 440.
Step 2:It is fixedly mounted
Plug-in unit 500 is inserted into the gap between energy-stored spring, and determines that energy-stored spring is fastened among groove 520, with
The grip block 240 of clamping device is set in energy-stored spring both sides afterwards, presses down on the first compression bar 200, the first compression bar 200 to two
Side pushes first connecting rod 210, and first connecting rod 210 pushes 220 front end of the first push rod, and the first push rod 220 will be pressed from both sides by lever principle
It holds block 240 inwardly to push, grip block 240 clamps energy-stored spring, with moving downward for the first compression bar 200, energy-stored spring
It is fastened in thread groove 241, energy-stored spring is clamped, the horizontal plane where the first compression bar 200 crosses the first push rod 220
Afterwards, 200 cross-arm of the first compression bar forms locking state on the first limiting plate 123, and so far energy-stored spring is clamped fixation.
Step 3:Spring retainer
After completing step 2 operation, energy-stored spring is in 330 cavity of limited block of limiting device, presses down on the second pressure
Bar 300, the second compression bar 300 push second connecting rod 310 to both sides, and second connecting rod 310 pushes 320 front end of the second push rod, and second pushes away
Bar 320 is inwardly pushed /V fixture block 340 by lever principle, is closed /V fixture block 340, with the second compression bar 300 to
Lower movement, after the second compression bar 300 crosses the horizontal plane at 320 place of the second push rod, 300 cross-arm of the second compression bar is in the second limiting plate
Locking state is formed on 124.
Step 4:Spring elongation, dismounting
It after energy-stored spring is limited, presses down on the 3rd compression bar 410 or rotates in the forward direction flower basket bolt and be allowed to shrink, due to inserting
The support shaft 530 of part 500 is fastened in guide groove 121, rear support arm 430 by the supporting rod 400 that is hinged on side plate 120 to
On moved along 121 second half section of guide groove, push plug-in unit 500 and moved upwards along guide groove 121, the energy storage bullet that will be fastened in groove 520
Spring stretches, and due to the guiding of arc guide barrel 121, also while travels forward during energy-stored spring moves upwards, works as plug-in unit
After 500 support shaft 530 crosses the peak of guide groove 121, plug-in unit 500 is due to the pulling force of energy-stored spring, 500 automatic edge of plug-in unit
The front half section of guide groove 121 moves downward, and final support shaft 530 falls on the front end of guide groove 121, while energy-stored spring also reverts to often
State so far completes the purpose of stretching and the dismounting of energy-stored spring.
Step 5:Spring is removed
After energy-stored spring is removed from stored energy mechanism, the first compression bar 200 is pulled up, the first compression bar 200 pulls first to connect
Bar 210 then drives 220 front end of the first push rod inwardly to move, and using lever principle, grip block 240 is pulled outwardly dynamic, energy storage bullet
Spring comes off from thread groove 241, then pulls up the second compression bar 300, and same principle opens /V fixture block 340, finally
Energy-stored spring is taken out to the dismounting for completing entire energy-stored spring from the groove 520 on plug-in unit 500.
Step 6:Spring reset
It is gripped into simultaneously /V according to the method for above-mentioned steps 2 and step 3 by the energy-stored spring after replacement, is then adjusted
The position of support shaft 530 on plug-in unit 500 is saved, be allowed to the front end in guide groove 121 and is fastened on the U-shaped opening of front support arm 420
In 440, pull up the 3rd compression bar 410 or reverse rotation flower basket bolt is allowed to extend, the preceding branch being hinged on supporting rod 400
Brace 420 pushes plug-in unit 500 upwards, and energy-stored spring is stretched, and adjusts the tensile elongation of energy-stored spring, by the upper of energy-stored spring
End be hung on stored energy mechanism, the 3rd compression bar 410 is put down then under or rotate in the forward direction flower basket bolt be allowed to shrink be allowed to be in
Do not stress state, and grip block 240, /V fixture block 340 and plug-in unit 500 are opened from energy-stored spring according to the method for step 5 and is taken
Under, the replacement for so far completing energy-stored spring resets.
In conclusion only presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, by above-mentioned
Description, relevant staff can carry out various change without departing from the scope of the technological thought of the present invention' completely
More and change.The technical scope of the present invention is not limited to the contents of the specification, all claimed ranges under this invention
The shape, construction, feature and the so-called equivalent changes and modifications of spirit, should all include and scope of the presently claimed invention
It is interior.