CN108746742A - A kind of shift pivoted arm perforating device - Google Patents
A kind of shift pivoted arm perforating device Download PDFInfo
- Publication number
- CN108746742A CN108746742A CN201810691814.2A CN201810691814A CN108746742A CN 108746742 A CN108746742 A CN 108746742A CN 201810691814 A CN201810691814 A CN 201810691814A CN 108746742 A CN108746742 A CN 108746742A
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- China
- Prior art keywords
- connecting rod
- rack
- pivoted arm
- cylinder sleeve
- rotatably connected
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to auto parts and components manufacture fields, disclose a kind of shift pivoted arm perforating device, including rack, motor is slidably connected in rack, driving gear and drill bit are coaxially connected on the output shaft of motor, driving gear is engaged with driven gear, driven gear is rotatably connected in rack, and the end face eccentric of driven gear is rotatably connected to first connecting rod, and the other end of first connecting rod is rotatably connected to second connecting rod, second connecting rod is rotatably connected to swing rod, and the other end of swing rod is connect with gantry rotation；The second connecting rod and it is rotatably connected to First piston bar, First piston bar slidably connects the first cylinder, and the inlet of the first cylinder is communicated with liquid case, and the liquid outlet of the first cylinder is connected to the second cylinder.This programme is by being arranged five-bar mechanism and two cylinders, by the linear motion for being converted to briquetting before bit bore, to realize the fixation to workpiece, has saved fixed and dismounting clamp system non-cutting time, has improved production efficiency.
Description
Technical field
The present invention relates to auto parts and components manufacture fields, and in particular to a kind of perforating device.
Background technology
Shift pivoted arm structure is the important composition component of automotive transmission, is mainly used for automobile steering system and automobile shelves
Position acceleration system；Existing shift pivoted arm structure is made of shift pivoted arm, shift zipper pin and shift spacer pin three parts.It changes
Pivoted arm generally tablet is kept off, the one end for pivoted arm of shifting gears is provided with gear-shifting inhaul cable pin via, and shift zipper pin is mounted on shift zipper pin
In via；The shift pivoted arm other end is provided with shift spacer pin via, and shift spacer pin is mounted in shift spacer pin via, shift
The mounting hole of shift pivoted arm structure assembly is also provided on pivoted arm.That is, several holes are equipped in order to assemble the pivoted arm that needs to shift gears.
In the prior art when being punched to workpiece, the fixed form of generally use is：Workbench is equipped with several dovetail grooves,
Bolt is slidably connected in dovetail groove, briquetting is socketed on bolt, locking nut is also threaded on bolt, and briquetting is located at spiral shell
Between bolt head and locking nut.When punching, workpiece is placed on the table, the slide bolt in dovetail groove makes on bolt
Briquetting is located on workpiece, then rotates locking nut, makes briquetting workpiece pressing, to realize the fixation to workpiece.Before drilling
Manual adjustment bolt, briquetting and locking nut are needed to realize the fixation to workpiece, needs manually to unlock to workpiece after completing drilling
Fixed, operation is relatively complicated, increases drilling part forward and backward non-cutting time, production efficiency is low.
Invention content
It, can before drilling to shift pivoted arm (hereinafter referred to as workpiece) the invention is intended to provide a kind of shift pivoted arm perforating device
Realization is automatically fixed workpiece, completes that fixation to workpiece can be unlocked without dismantling clamp system after drilling, reduces auxiliary
It helps the time, improves production efficiency.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：A kind of shift pivoted arm perforating device, including rack,
Be installed with workbench in rack, slidably connect motor in rack, the output shaft of motor is arranged perpendicular to workbench, motor it is defeated
Drill bit is coaxially connected on shaft；Further include the first cylinder sleeve and the second cylinder sleeve being installed in rack, on the output shaft of motor
It is coaxially connected with driving gear, driving gear is engaged with driven gear, and driven gear is rotatably connected in rack, driven gear
End face eccentric is rotatably connected to first connecting rod, and the other end of first connecting rod is rotatably connected to second connecting rod, and second connecting rod rotation connects
It is connected to swing rod, the other end of swing rod is connect with gantry rotation；First piston head, first piston head are slidably connected in first cylinder sleeve
Form the first sap cavity with the top of the first cylinder sleeve, be fixedly connected with First piston bar on first piston head, First piston bar it is another
One end is rotatablely connected with second connecting rod；First sap cavity is communicated with inlet tube and outlet tube, and inlet tube is communicated with liquid case, on inlet tube
Equipped with feed liquor check valve, outlet tube is equipped with out liquid check valve；Second piston head, second piston are slidably connected in second cylinder sleeve
Head forms the second air cavity and the second sap cavity with the second cylinder sleeve, and second piston bar, second piston are fixedly connected on second piston head
The other end of bar is extend out to by the bottom of the second air cavity outside the second cylinder sleeve, and it is solid that second piston bar stretches out one end outside the second cylinder sleeve
Surely it is connected with the briquetting of fixed workpiece, the second sap cavity is connected to by outlet tube with the first sap cavity, and the second sap cavity is communicated with return duct,
Return duct is connected to liquid case, and second switch valve is connected on return duct.
The principle and advantage of this programme be：Workbench is for placing workpiece；Drill bit and motor output it is coaxially connected, drill bit with
Motor rotates and carries out boring work to workpiece；Liquid case is for storing liquid.Feed liquor check valve is set and goes out liquid check valve, makes liquid
Body can only enter the first sap cavity from inlet tube, be discharged from outlet tube.When drill free, driving gear is engaged with driven gear, main
Moving gear drives driven gear rotation, and driven gear rotation drives first connecting rod, second connecting rod and swing rod to move back and forth, to make
First piston bar moves back and forth.When motor drives drill bit movement to be drilled, driving gear is detached from driven gear, and driven gear stops
Rotation stop is dynamic, and First piston bar stops moving back and forth.First piston bar is fixedly connected with first piston head, and first piston head is first
It is moved back and forth in cylinder sleeve, to be expelled in the second sap cavity after the liquid in liquid case is sucked into the first sap cavity；When the second liquid
Intracavity liquid gradually increases, and the second sap cavity volume increases, and pushes second piston head in the second cylinder sleeve to close to the direction of workpiece
Sliding.When drill free, the gas in the second air cavity is compressed, after drilling, gas compressed volume in the second air cavity
Expansion pushes the movement of second piston head, the liquid in the second sap cavity is expelled in liquid case.Second piston bar is for connecting second
Piston head and briquetting make briquetting be moved with second piston head, briquetting are made to offset with workpiece, to which workpiece be fixed.Drilling
After, return duct unlocks fixation of the briquetting to workpiece for the liquid in the second sap cavity to be expelled in liquid case.Second switch
Valve, which is used to open either closing volume pipe, makes the second sap cavity be connected to or not be connected to liquid case.
When using the above scheme, drill bit is reached to the linear motion for being converted into briquetting before setting speed, makes pressure
Block is fixed workpiece；When drilling, driving gear is not engaged with driven gear, driven gear stop motion, briquetting
Stop movement continuing that workpiece is fixed, the briquetting unfavorable mechanical energy with motor when drilling does not increase the load of motor；It completes
After drilling, second switch valve is opened, the liquid in the second sap cavity is expelled in liquid case, unlocks the fixation to workpiece.With existing skill
Art needs the realization of manual adjustment clamp system to fix and unlock stationary phase ratio to workpiece, and this programme is not necessarily to manual adjustment clamping machine
Structure can automatically be clamped workpiece hole to be drilled, after completing drilling, it is only necessary to which second switch valve, which is opened manually, can unlock to work
The fixation of part.This programme is easy to operate, has saved fixed and dismounting clamp system non-cutting time, has improved production efficiency.
Further, the upper end of each tooth of driving gear is equipped with the first protrusion, and the section of the first protrusion is upright triangle
Shape；The lower end of each tooth of driven gear is equipped with the second protrusion, and the section of the second protrusion is inverted triangle.
After completing drilling, drill bit stops operating, and driving gear stops operating, and driving gear is moved upwardly together with drill bit,
First protrusion and the second protrusion play the guiding role, and are engaged again with driven gear convenient for driving gear, avoid the tooth of driving gear
It is blocked by the lower end of tooth on driven gear, need to manually stir can just engage again.
Further, the second sap cavity is communicated with overflow pipe, and overflow pipe is connected to liquid case, and overflow valve is connected on overflow pipe.It overflows
Stream valve can stablize the fluid pressure in the second sap cavity, and extra liquid is expelled in liquid case, prevents from damaging because pressure is excessive
Second cylinder sleeve, second piston head and second piston bar etc..
Further, the lower part of first piston head and the first cylinder sleeve formed the first air cavity, the first air cavity be equipped with air inlet and
Gas outlet, air inlet are connected with breather check valve, and gas outlet is communicated with hose, and outgassing nonreturn valve is connected on hose, and hose connects
It is connected with the air bag being fixedly connected in rack, being set on air bag also has gas outlet, and air bag gas outlet is communicated with tracheae, is connected on tracheae
There is first switch valve.
While First piston bar reciprocating motion makes the first sap cavity imbibition, drain, the first air cavity volume accordingly becomes smaller, becomes
Greatly, exhaust, air-breathing are realized, is stored to which extraneous gas to be filled in air bag, increases power source without additional.It completes to bore
After the work of hole, first switch valve is opened, and the gas in air bag is discharged from tracheae, and the slag charge left after drilling on workpiece is blown away,
Clean workpiece；Workpiece is cooled down simultaneously.
Further, compression spring is arranged in second piston bar, one end of compression spring is fixedly connected on piston head, compression spring it is another
End is fixedly connected on the first air cavity bottom.
By the way that compression spring is arranged, second piston bar causes second piston bar and the bottom of the second air cavity due to reciprocating motion
When connecting failure at sealing, the gas in the second air cavity is discharged, and can not be passed through the compressed gas in the second air cavity and be pushed second
Piston head moves, and compressed compression spring restores at this time, and second piston head can be made to move and pass through back the liquid in the second sap cavity
Flow tube is expelled in liquid case, improves the reliability of device.
Further, it is installed with protective pad below briquetting.When briquetting workpiece pressing is fixed, protective pad can prevent briquetting
Weigh workpiece wounded.
Further, it is rotatably connected to opening on first switch valve or closes the first in command of first switch valve, second opens
Close the second handle for being rotatably connected to opening on valve or closing second switch valve.As a result, be convenient for worker by swing handle with
Open or close exploitation valve.
Further, the first in command is arranged in parallel with second handle, and the tail portion of second handle is rotatably connected to company by axis pin
The other end of extension bar, connecting rod is rotatablely connected also by the tail portion of axis pin and the first in command.Once-through operation can be beaten simultaneously as a result,
On or off closes first switch valve and second switch valve, without operating twice, more convenient operation.
The upper and lower of orientation presented above only represents relative position relation, does not represent and feels position relationship.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the B direction views in Fig. 1.
Fig. 3 is the A-A sectional views in Fig. 1.
Specific implementation mode
Below by specific implementation mode, the present invention is described in further detail：
Reference numeral in Figure of description includes：Workbench 1, motor 11, connecting shaft 12, drill bit 13, driving gear 21,
First protrusion 211, driven gear 22, the second protrusion 221, first connecting rod 23, second connecting rod 24, swing rod 25, First piston bar 26,
First cylinder sleeve 31, breather check valve 33, hose 34, outgassing nonreturn valve 341, outlet tube 35, goes out liquid check valve at first piston head 32
351, inlet tube 36, feed liquor check valve 361, the first air cavity 37, the first sap cavity 38, air bag 4, tracheae 41, first switch valve 42,
Leader 421, connecting rod 43, the second cylinder sleeve 51, second piston head 52, second piston bar 53, compression spring 531, briquetting 54, protective pad
541, second switch valve 55, second handle 551, return duct 552, overflow pipe 56, overflow valve 561, the second air cavity 57, the second sap cavity
58, liquid case 6.
Embodiment is substantially as shown in Figure 1：A kind of shift pivoted arm perforating device, including rack and horizontally disposed workbench 1,
Workbench 1 is welded in rack, is slid vertically in rack and is connected with motor 11, connection is coaxially connected on the output shaft of motor 11
Axis 12, connecting shaft 12 are arranged perpendicular to workbench 1, and connecting shaft 12 is coaxially connected with drill bit 13, the specific connection type of drill bit 13
For：Connecting shaft 12 is equipped with clamping portion, and drill bit 13 is equipped with the buckling groove coordinated with clamping portion in connecting shaft 12.In connecting shaft 12
It is coaxially connected with driving gear 21 by key, two grooves are additionally provided in connecting shaft 12, engaging in groove has baffle ring, driving gear
21 offset with two baffle rings；Two baffle rings carry out driving gear 21 circumferentially positioned, prevent the vibration in connecting shaft 12 of driving gear 21.
Driving gear 21 is engaged with driven gear 22, and driven gear 22 is connect by shaft with gantry rotation.In conjunction with Fig. 3 it is found that actively
The upper end of each tooth of gear 21 is welded with the first protrusion 211, and the section of the first protrusion 211 is upright triangle；Driven tooth
The lower end of each tooth of wheel 22 is welded with the second protrusion 221, and the section of the second protrusion 221 is inverted triangle.It is main when drilling
Moving gear 21 is moved downward with drill bit 13, and driven gear 22 is detached from driving gear 21 and is not engaged with, and driven gear 22 stops turning
It is dynamic；After completing drilling, drill bit 13 stops operating, and driving gear 21 stops operating, and driving gear 21 is transported upwards with drill bit 13
Dynamic, the first protrusion 211 and the second protrusion 221 play the guiding role, and engage, avoid again with driven gear 22 convenient for driving gear 21
The tooth of driving gear 21 is blocked by the lower end of tooth on driven gear 22, and need to manually stir can just engage again.
In conjunction with Fig. 2 it is found that the end face of driven gear 22 is connected with first connecting rod 23, first connecting rod by axis pin eccentric rotary
23 other end is rotatably connected to second connecting rod 24 also by axis pin, and the other end of second connecting rod 24 is rotatablely connected also by axis pin
There are swing rod 25, the other end of swing rod 25 to be connect with gantry rotation；The middle part of second connecting rod 24 is rotatably connected to First piston bar 26,
First piston head 32, first connecting rod 23, swing rod 25 and First piston bar has been bolted in the other end of First piston bar 26
26 are respectively positioned on the homonymy of second connecting rod 24；First piston head 32 slidably connects the first cylinder sleeve 31 being fixed on the rack, and first
First cylinder sleeve 31 is divided into the first air cavity 37 and the first sap cavity 38 by piston head 32；First air cavity, 37 bottom is equipped with air inlet and goes out
Gas port, air inlet are connected with breather check valve 33, and gas outlet is communicated with hose 34, outgassing nonreturn valve 341 is connected on hose 34,
Hose 34 is communicated with the air bag 4 being fixedly connected in rack, and being set on air bag 4 also has gas outlet, and 4 gas outlet of air bag is communicated with tracheae
41, first switch valve 42 is connected on tracheae 41, and first switch valve 42 is bolted in rack, on first switch valve 42
It is rotatably connected to opening or closes the first in command 421 of first switch valve 42, the first in command 421 is vertically arranged.
The bottom of first sap cavity 38 is communicated with inlet tube 36 and outlet tube 35, and inlet tube 36 is equipped with feed liquor check valve 361,
Inlet tube 36 is communicated with the liquid case 6 being installed in rack；Outlet tube 35 is equipped with out liquid check valve 351, in conjunction with Fig. 1 it is found that going out
Liquid pipe 35 is connected with the second cylinder sleeve 51, slidably connects second piston head 52 in the second cylinder sleeve 51, and second piston head 52 is by second
Cylinder sleeve 51 is divided into the second air cavity 57 and the second sap cavity 58, and the second sap cavity 58 is connected to the outlet tube 35 on the first sap cavity 38；The
Two sap cavities 58 are communicated with overflow pipe 56 and return duct 552, and overflow pipe 56 and return duct 552 are connected to liquid case 6；On overflow pipe 56
It is connected with overflow valve 561, overflow valve 561 can stablize the fluid pressure in the second sap cavity 58, and extra liquid is expelled to liquid case 6
In, it prevents from damaging the second cylinder sleeve 51, second piston head 52 and second piston bar 53 etc. because pressure is excessive.Connect on return duct 552
It is connected to second switch valve 55, second switch valve 55 is bolted in rack, is rotatably connected to and beats on second switch valve 55
On or off closes the second handle 551 of second switch valve 55, and second handle 551 is also vertically arranged, and the tail portion of second handle 551 is logical
It crosses axis pin and is rotatably connected to connecting rod 43, the other end of connecting rod 43 is rotated also by the tail portion of axis pin and the first in command 421 to be connected
It connects.Second piston bar 53 has been bolted in second piston head 52, and the other end of second piston bar 53 passes through the second air cavity 57
Bottom extend out to outside the second cylinder sleeve 51, second piston bar 53 stretch out the second cylinder sleeve 51 outside one end briquetting has been bolted
54,54 lower section of briquetting is bonded with protective pad 541, and protective pad 541 is strap, rubber pad or nylon cushion, and work is compressed in briquetting 54
When part is fixed, protective pad 541 can prevent briquetting 54 from weighing workpiece wounded；Compression spring 531, compression spring are arranged in second piston bar 53
531 one end is welded on piston head, and the other end of compression spring 531 is welded on the bottom of the second air cavity 57.
Body implementation process is as follows：When initial, there is no gas in air bag 4.Workpiece is placed on workbench 1, drill bit 13 exists
Before starting drilling, the idle running of a period of time need to be carried out, just starts boring work after 13 rotating speed of drill bit reaches setting value.Start
Motor 11, motor 11 drive driving gear 21 to rotate by connecting shaft 12, and driving gear 21 drives driven gear 22 to rotate, in conjunction with
Fig. 2 is it is found that the end face eccentric due to first connecting rod 23 and driven gear 22 is rotatablely connected, thus first connecting rod 23 is with driven gear
22 rotation and move back and forth, second connecting rod 24 is moved with first connecting rod 23, and swing rod 25 is with 24 reciprocally swinging of second connecting rod, first
Piston rod 26 with first connecting rod 23, second connecting rod 24 and swing rod 25 movement and back and forth move up and down.First piston bar 26 is upward
When movement, the gas in the first air cavity 37 is expelled in air bag 4, while the liquid in liquid case 6 is sucked into the first sap cavity 38
In；Ambient atmos are sucked in the first air cavity 37 when First piston bar 26 moves downward, while the liquid in liquid case 6 being expelled to
In second sap cavity 58；First piston bar 26 moves back and forth, the first air cavity 37 it is reciprocal ambient atmos are sucked after be expelled to air bag 4
In store；It is expelled in the second sap cavity 58 after imbibition in 38 reciprocal slave liquid case 6 of the first sap cavity simultaneously, the second sap cavity 58
Liquid is more and more, and the volume of the second sap cavity 58 is made gradually to increase, and 52 compression press spring 531 of second piston head is pushed to move down,
Second piston head 52 makes second piston bar 53 move down, and briquetting 54 is driven to move downward, make protective pad 541 on briquetting 54 with
Workpiece offsets, to workpiece pressing.When to the Workpiece boring of different height, when the height of workpiece is higher, need under briquetting 54
It is capable apart from smaller, then the liquid in the second sap cavity 58 is less；After protective pad 541 and workpiece offset, excessive liquid enters
After second sap cavity 58, the pressure of the second sap cavity 58 is made to increase, when pressure reaches the setting value of 56 overflow valve 561 of overflow pipe,
Overflow valve 561 is opened, and extra liquid is expelled to by overflow pipe 56 in liquid case 6 in the second sap cavity 58, until no liquid again from
First sap cavity 38 is discharged into until the second sap cavity 58, and overflow valve 561 is closed.
When drill bit 13 reaches the rotating speed of setting, motor 11 moves downward, and drill bit 13 is by connecting shaft 12 moves downward
Boring work is carried out to workpiece, while driving gear 21 is moved downward with connecting shaft 12 and is detached from driven gear 22, driven tooth
Wheel 22 stops operating, then 26 stop motion of First piston bar.26 stop motion of First piston bar, stops inflation in air bag 4, and first
Sap cavity 38 stops imbibition and the drain into the second sap cavity 58；53 stop motion of second piston bar, 54 stop motion of briquetting, briquetting 54
Still workpiece pressing drills to workpiece convenient for drill bit 13.After drill bit 13 completes drilling, motor 11 is closed, drill bit 13 stops turning
It is dynamic, so that motor 11 is moved up, drill bit 13 is moved upwards by connecting shaft 12, and driving gear 21 is transported upwards also by connecting shaft 12
It is dynamic, it is driven since driving gear 21 is equipped with the first protrusion 211 when driving gear 21 moves at 22 lower end of driven gear
Gear 22 be equipped with the second protrusion 221, first protrusion 211 and second protrusion 221 guiding role under, driving gear 21 with from
Moving gear 22 is engaged and is restPosed again, waits for boring work next time.When drill bit 13 leaves workpiece and moves upwards, tiltedly
Connecting rod 43 is pulled downward on, since the first in command 421 and second handle 551 are rotatablely connected with connecting rod 43, thus the first
Hand 421 and second handle 551 are rotated counterclockwise to open first switch valve 42 and second switch valve 55.First switch valve 42 is beaten
It opens, the gas in air bag 4 is discharged from tracheae 41, and the slag charge left after drilling on workpiece is blown away, and cleans workpiece；Simultaneously to workpiece
It cools down.Second switch valve 55 is opened, and the second sap cavity 58 is connected to liquid case 6, and compressed compression spring 531 restores, and is pushed
Second piston head 52 moves up, to which the liquid in the second sap cavity 58 to be expelled to by return duct 552 in liquid case 6.Then
Connecting rod 43 is pulled obliquely, and the first in command 421 and second handle 551 are rotated clockwise to close first switch valve 42 and second
Switch valve 55.
Above-described is only the embodiment of the present invention, the common sense such as well known specific technical solution and/or characteristic in scheme
It does not describe excessively herein.It should be pointed out that for those skilled in the art, before not departing from technical solution of the present invention
It puts, several modifications and improvements can also be made, these should also be considered as protection scope of the present invention, these all do not interfere with this
Invent the effect and patent practicability implemented.The scope of protection required by this application should be based on the content of the claims,
The records such as the specific implementation mode in specification can be used for explaining the content of claim.
Claims (8)
1. a kind of shift pivoted arm perforating device, including rack, it is installed with workbench in rack, motor is slidably connected in rack,
The output shaft of motor is arranged perpendicular to workbench, and drill bit is coaxially connected on the output shaft of motor；It is characterized in that：Further include equal
The first cylinder sleeve and the second cylinder sleeve being installed in rack are coaxially connected with driving gear on the output shaft of motor, and driving gear is nibbled
Conjunction has driven gear, driven gear to be rotatably connected in rack, and the end face eccentric of driven gear is rotatably connected to first connecting rod, the
The other end of one connecting rod is rotatably connected to second connecting rod, and second connecting rod is rotatably connected to swing rod, and the other end and the rack of swing rod turn
Dynamic connection；Slidably connecting first piston head in first cylinder sleeve, the first sap cavity is formed at the top of first piston head and the first cylinder sleeve,
First piston bar is fixedly connected on first piston head, the other end of First piston bar is rotatablely connected with the second connecting rod；The
One sap cavity is communicated with inlet tube and outlet tube, and inlet tube is communicated with liquid case, and inlet tube is equipped with feed liquor check valve, is set on outlet tube
There is liquid check valve；Second piston head is slidably connected in second cylinder sleeve, second piston head and the second cylinder sleeve form the second air cavity
With the second sap cavity, second piston bar is fixedly connected on second piston head, the other end of second piston bar passes through the second air cavity
Bottom is extend out to outside the second cylinder sleeve, and one end that second piston bar is stretched out outside the second cylinder sleeve is fixedly connected with the briquetting of fixed workpiece,
Second sap cavity is connected to by the outlet tube with the first sap cavity, and the second sap cavity is communicated with return duct, and return duct connects with the liquid case
It is logical, second switch valve is connected on return duct.
2. shift pivoted arm perforating device according to claim 1, it is characterised in that：Each tooth of the driving gear it is upper
End is equipped with the first protrusion, and the section of the first protrusion is upright triangle；The lower end of each tooth of the driven gear is equipped with the
The section of two protrusions, the second protrusion is inverted triangle.
3. shift pivoted arm perforating device according to claim 2, it is characterised in that：Second sap cavity is communicated with overflow
Pipe, overflow pipe are connected to the liquid case, and overflow valve is connected on overflow pipe.
4. shift pivoted arm perforating device according to claim 3, it is characterised in that：The first piston head and described first
First air cavity is formed at the lower part of cylinder sleeve, and the first air cavity is equipped with air inlet and gas outlet, and air inlet is connected with breather check valve, goes out
Gas port is communicated with hose, is connected with outgassing nonreturn valve on hose, and hose is communicated with the air bag being fixedly connected in rack, on air bag
If also there is gas outlet, air bag gas outlet is communicated with tracheae, and first switch valve is connected on tracheae.
5. shift pivoted arm perforating device according to claim 4, it is characterised in that：Pressure is arranged in the second piston bar
One end of spring, compression spring is fixedly connected on piston head, and the other end of compression spring is fixedly connected on the first air cavity bottom.
6. the shift pivoted arm perforating device according to any one of Claims 1 to 5, it is characterised in that：Under the briquetting
Side is installed with protective pad.
7. shift pivoted arm perforating device according to claim 6, it is characterised in that：It is rotatablely connected on the first switch valve
There is opening either to close on first in command's second switch valve of first switch valve and is rotatably connected to opening or closing second
The second handle of switch valve.
8. shift pivoted arm perforating device according to claim 7, it is characterised in that：The first in command with it is described second
Hand is arranged in parallel, and the tail portion of second handle is rotatably connected to connecting rod by axis pin, the other end of connecting rod also by axis pin with
The tail portion of the first in command is rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810691814.2A CN108746742B (en) | 2018-06-28 | 2018-06-28 | Rocking arm perforating device shifts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810691814.2A CN108746742B (en) | 2018-06-28 | 2018-06-28 | Rocking arm perforating device shifts |
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| CN111906339A (en) * | 2020-07-30 | 2020-11-10 | 芜湖腾飞信息科技有限公司 | Plate drilling machine |
| CN112496793A (en) * | 2020-11-26 | 2021-03-16 | 厦门杉空化工有限公司 | Safety device of horizontal machining center spindle nose tool changing structure |
| CN113441988A (en) * | 2021-07-13 | 2021-09-28 | 马鞍山杰特瑞机械制造有限公司 | Extruder screw element processing piece discharge device |
| CN113787348A (en) * | 2021-09-16 | 2021-12-14 | 宁波奔野重工股份有限公司 | Assembling device for gear shifting mechanism of tractor gearbox |
| CN114932246A (en) * | 2022-06-13 | 2022-08-23 | 重庆工业职业技术学院 | A kind of high temperature and high strength titanium alloy drilling equipment |
| CN115283749A (en) * | 2021-12-29 | 2022-11-04 | 正阳科技股份有限公司 | Table saw |
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| CN114932246B (en) * | 2022-06-13 | 2023-11-17 | 重庆工业职业技术学院 | High-temperature high-strength titanium alloy drilling equipment |
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