CN108202220B - A kind of circuit breaker base automatic screw fixing machine - Google Patents
A kind of circuit breaker base automatic screw fixing machine Download PDFInfo
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- CN108202220B CN108202220B CN201711472148.5A CN201711472148A CN108202220B CN 108202220 B CN108202220 B CN 108202220B CN 201711472148 A CN201711472148 A CN 201711472148A CN 108202220 B CN108202220 B CN 108202220B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- Mechanical Engineering (AREA)
- Milling, Drilling, And Turning Of Wood (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of circuit breaker base automatic screw fixing machines, including rack, the middle layer of rack is provided with transport establishment, hold-down mechanism is provided with above transport establishment, there are four screw feeding mechanisms for setting above hold-down mechanism, it is provided with workbench below transport establishment, support frame one and support frame two are fixed on workbench, support frame one and support frame two are located at except the two sides of transport establishment；Horizontal connection has two lead screws between the support frame one and support frame two, and lead screw is located at the lower section of positioning plate, and the end of one of lead screw is provided with spindle motor；Sliding sleeve is equipped with screw reversing mechanism on lead screw, and the medial surface of support frame two is provided with screw feed mechanism, is provided with lock screw mechanism below screw reversing mechanism.Of the invention is compact-sized, and reliable operation, work efficiency is high.
Description
Technical field
The invention belongs to mechanical equipment technical fields, are related to a kind of circuit breaker base automatic screw fixing machine.
Background technique
A large amount of counterbore is typically designed on the shell of breaker of plastic casing pedestal, when the pyromagnetic conduction in circuit breaker base
After system, operating unit and static contact assemble, machine tooth screw+elastic slice+plain cushion integral type screw locking mode is generally used
It is fixed with shell.But in the assembling process, operates, operate after needing the multiple progress manual overturning by circuit breaker base
Intensity is big, low efficiency, and often will appear the elastic inconsistent, position of screw and train off or the phenomenon that no marking, influence the consistent of product
Property and reliability.
Currently, the operation to screw after manually being overturn to circuit breaker base using machine simulation, but due to plastic housing
The shell of breaker is plastics, and deformation is big, is extremely difficult to machine tooth screw to pitch-row deviation ± 0.1mm and pyromagnetic conductive system
System, operating unit and static contact are assembled to pedestal and tighten up a screw pitch-row deviation ± 0.8~± 1.2mm technical requirements, automation
It is difficult.Therefore meet the need of current intelligence manufacture and mass production there is an urgent need to the screw fixing machine of a automation
It wants.
Summary of the invention
The present invention provides a kind of circuit breaker base automatic screw fixing machines, solve breaker bottom existing in the prior art
The problem of seat screws, and to automate difficulty big, can not achieve mass production.
The technical scheme is that a kind of circuit breaker base automatic screw fixing machine, including rack, the middle layer setting of rack
There is transport establishment, hold-down mechanism is provided with above transport establishment, there are four screw feeding mechanism, transports for setting above hold-down mechanism
It is provided with workbench below mechanism, support frame one and support frame two, support frame one and support frame two are fixed on workbench
It is located at except the two sides of transport establishment；
Horizontal connection has two lead screws between the support frame one and support frame two, and lead screw is located at the lower section of positioning plate,
The end of one of lead screw is provided with spindle motor；On lead screw sliding sleeve be equipped with screw reversing mechanism, support frame two it is interior
Side is provided with screw feed mechanism, is provided with lock screw mechanism below screw reversing mechanism.
Circuit breaker base automatic screw fixing machine of the invention, feature further include:
The structure of the transport establishment is, including feeding conveying belt, positioning plate and the discharging conveyor belts successively docked；It is fixed
Two groups of slots are vertically arranged on the plate of position, every group of slot is the parallel long hole slot in three longitudinal directions；
It is respectively fixed with rectilinear orbit on the side plate of positioning plate two sides, positioning slide plate is embedded on each rectilinear orbit, each
Three cylinders are fixed at intervals on positioning slide plate, the piston rod end of each cylinder is respectively fixed with a fixture block；Positioning plate enters
Cylinder four, the piston rod end of cylinder four and positioning slide plate transmission connection are fixed on side plate at mouthful.
The structure of the screw feed mechanism is the upright slide rail including two medial surface of support frame is arranged in, vertical sliding
Rail is slidably connected by sliding pair and vertical slide plate, and vertical slide plate is set with horizontal slide plate by horizontal slide rail；On support frame two
It is provided with cylinder five, the end of five piston rod of cylinder and vertical slide plate are sequentially connected；Cylinder six, cylinder are provided in vertical slide plate
The end of six piston rods and horizontal slide plate are sequentially connected；Horizontal slide plate lower part is fixed with horizontal feeding supporting plate, is sent on supporting plate
Multiple through holes are provided with, a continuous nail feeding machanism is installed in each through hole.
The structure of the continuous nail feeding machanism is, including cylinder seven, and seven gas outlet of cylinder is connect with the entrance of ejector sleeve upper end, pushes away
The side wall of pipe and sending for screw feeding mechanism follow closely Guan Liantong, and nail pipe is sent to be connected to upwards with the screw delivery outlet of screw feeding mechanism；
The outlet of ejector sleeve lower end is connected to the second screw collet；The top of second screw collet includes two intermediate plates, which will
The outlet of ejector sleeve is clamped in centre, and the lower part of two intermediate plates is provided with the second clip.
The structure of the screw reversing mechanism is, including commutation rack and four reversing motors, and commutation rack is equipped with
Three square holes up and down, the transmission shaft of four reversing motors are respectively protruding into three square holes, fixed peace on each transmission shaft
Equipped with a collet framed bent, the first screw collet in varying numbers, the first screw collet quantity are provided on each collet framed bent
And spacing distance is corresponding with the second above-mentioned screw collet quantity and spacing distance consistent；Each first screw collet is equipped with the
One clip；The shape of collet framed bent is a cuboid, is equipped with the axis hole of both ends perforation, axis hole on collet framed bent in the horizontal direction
Middle fixing sleeve is equipped with the transmission shaft of reversing motor；Collet framed bent is equipped with multiple screwing through hole up and down, screwing through hole)
Position is corresponding up and down with the first clip.
The structure of the lock screw mechanism is that intrusion slot is provided on workbench, and being provided in intrusion slot can slide
Dynamic fixed frame, fixed frame are divided into upper plate, middle plate and lower plate, the fixed column that upper plate, middle plate and lower plate pass through quadrangle from top to bottom
It is fixed as one；Line slide rail is respectively arranged on two edges of intrusion slot longitudinal direction, the lower surface two sides of middle plate pass through sliding pair
It is assemblied on line slide rail；Workbench is equipped with cylinder eight, and the piston rod end of cylinder eight and middle plate are sequentially connected；
It is arranged at intervals with multiple lower through-holes up and down in lower plate, an electric screwdriver upward is installed in each lower through-hole；
Upper plate corresponds to and is provided with through-hole at the projection of lower through-hole, and middle plate, which corresponds to, is provided with middle through-hole at the projection of lower through-hole；It is corresponding
Slideway is vertically equipped in upper through-hole and middle through-hole, slideway slidable fit has screwdriver bit fixture, is clamped with screwdriver bit on each screwdriver bit fixture,
Screwdriver bit is corresponding with the rotary shaft of the electric screwdriver of lower section corresponding position；It is provided with a cylinder nine below each screwdriver bit fixture, it is all
Cylinder nine is fixed on middle plate, and the catch bar of each cylinder nine and the screwdriver bit fixture of corresponding position connect.
The structure of the hold-down mechanism is, including support plate, and surface is fixedly installed with multiple compression gas on the supporting plate
Cylinder is fixedly installed with multiple groups slide bar in support plate lower surface, a briquetting and a fixed block is set on every group of slide bar；Each
Compression cylinder piston rod end is pierced by downwards support plate and is sequentially connected with briquetting, and each briquetting is driven with the fixed block of lower section again
Connection；Compression cylinder, briquetting and fixed block are collectively referred to as pedestal compressing unit, and all pedestal compressing units are being located at positioning plate just
Top, each lower end of fixing block face are provided with a positioning fixture.
The structure of the positioning fixture is to be included in each lower end of fixing block face to be fixed with a bottom plate, each bottom plate
Lower surface is provided with 4 the second raised items side by side, and the second U-type groove is equipped between adjacent second raised item, is opened in the second U-type groove
It is fluted, it is provided with positioning pin in the groove, is provided with spring between positioning pin bottom and place bottom portion of groove.
The medicine have the advantages that by the way that support frame is respectively set in transport establishment two sides, and set on the inside of support frame
The screw reversing mechanism setting screw feeding unit horizontal, that vertical direction is mobile and moving in the horizontal direction；First by screw from spiral shell
Silk feeding unit is sent into screw reversing mechanism, mobile after the commutation of screw reversing mechanism, then by screw reversing mechanism integral level
To the lower section of circuit breaker base, finally under the action of lock screw mechanism, screw is squeezed into locking in hole on circuit breaker base
And it tightens；Lower slide in hold-down mechanism is provided with the fixed block moved up and down, fixed block is with circuit breaker base
The deformation of plastic base breast piece and automatic controlled height, have been effectively relieved between hold-down mechanism and circuit breaker base breast piece
Pressure avoids the damage of circuit breaker base shell, realizes whole-course automation, and operation is accurate, saves the activity duration, and raising is resolved
Road device pedestal completed knocked down products consistency and reliability are suitble to popularity.
Detailed description of the invention
Fig. 1 is the schematic diagram of base structure of present invention assembling object 4P breaker of plastic casing；
Fig. 2 is that present invention assembling object locks hole cross section structure schematic diagram；
Fig. 3 is the overall structure diagram of apparatus of the present invention；
Fig. 4 is transport establishment 8 in apparatus of the present invention in transport status structural schematic diagram；
Fig. 5 is transport establishment 8 in apparatus of the present invention in blank state structural schematic diagram；
Fig. 6 is the structural schematic diagram of the positioning plate 803 in transport establishment 8 of the present invention；
Fig. 7 is the structural schematic diagram of cylinder 1 and fixture block 19 in transport establishment 8 of the present invention；
Fig. 8 is 2 10 structural schematic diagram of support frame 1 and support frame in the present invention；
Fig. 9 is 12 mounting structure schematic diagram of screw feed mechanism in the present invention；
Figure 10 is 12 partial structural diagram of screw feed mechanism in the present invention；
Figure 11 is 11 structural schematic diagram of screw reversing mechanism in the present invention；
Figure 12 is 117 structural schematic diagram of collet framed bent in screw reversing mechanism 11 of the present invention；
Figure 13 is 13 structural schematic diagram of lock screw mechanism in the present invention；
Figure 14 is the fixed rack structure schematic diagram in lock screw mechanism 13 of the present invention；
Figure 15 is that the screwdriver bit fixture 138 in the present invention clamps 139 structural schematic diagram of screwdriver bit；
Figure 16 is 7 structural schematic diagram of hold-down mechanism in the present invention；
Figure 17 is the positioning fixture structure schematic diagram in the present invention.
In figure, 1. pedestals, 2. base holes, 3. workbenches, 4. racks, 5. screw feeding mechanisms, 6 lead screws, 7. compacting machines
Structure, 8. transport establishments, 9. support frames one, 10. support frames two；11. screw reversing mechanism, 12. screw feed mechanisms, 13. lock spiral shells
Silk mechanism, 14. cylinders one, 15. cylinders two, 16. cylinders three, 17. cylinders four, 18. threaded holes, 19. fixture blocks, 101. inlet wire screws
Hole, 102. static contact screw holes, 103. rack screw holes, 104. conducting element screw holes, 105. conductive double gold shell wire holes, 106.
Outlet screw hole, 107. location holes, 108. pole slots, 109. first raised items, 110. first clips, 111. commutation racks, 112.
First reversing motor, 113. first screw collets, 114. second reversing motors, 115. third reversing motors, 116. the 4th commutations
Motor, 117. collet framed bents, 118. screwing through hole, 119. axis holes, 120. cylinders five, 121. upright slide rails, 122. vertical slide plates,
123. horizontal slide rail, 124. horizontal slide plates, 125. feeding supporting plates, 126. cylinders seven, 127. ejector sleeves, 128. second screw collets,
It is managed 129. sending and following closely, 130. rotary shafts, 131. upper plates, plate in 132., 133. lower plates, 134. fixed columns, 135. electric screwdrivers, 136. cylinders
Nine, 137. slideways, 138. screwdriver bit fixtures, 139. screwdriver bits, 140. line slide rails, 141. cylinders eight, 142. cylinders six, in 181. tiltedly
Threaded hole, 182. straight thread holes, 201. counterbores, 202. via holes, 301. intrusion slots, 701. support plates, 702. compression cylinders, 703.
Briquetting, 704. fixed blocks, 705. slide bars, 706. second raised items, 707. second U-type grooves, 708. positioning pins, 709. bottom plates,
801. feeding conveying belts, 802. discharging conveyor belts, 803. positioning plates, 804. slots, 805. rectilinear orbits, 806. positioning slide plates.
Specific embodiment
Front-rear position relationship, each figure of being subject to are shown component involved in being described below up and down, physical location and so on.
Circuit breaker base automatic screw fixing machine of the invention, zero for assembling the pedestal of 4P breaker of plastic casing and needs
Part product is locked by screw, and the two is fixed together, and the parts product for needing to assemble includes static contact, conducting element, machine
Frame and conductive double gold.
Such as Fig. 1,1 upper surface of pedestal of 4P breaker of plastic casing is disposed with 4 inlet wire screw holes 101,8 from front to back
The double gold shell wire holes 105 and 4 of 104,8 conductions of the conducting element screw hole of rack screw hole 103,4 of static contact screw hole 102,2
A outlet screw hole 106, in pairs, the interval location between every group is provided with location hole 107 to static contact screw hole 102；It leads
In pairs, the interval location between every group is again provided with location hole 107 to electric double gold shell wire holes 105；1 back side of pedestal is provided with
4 pole slots 108, each 108 both sides of pole slot are provided with the first raised item 109, and parts product is assemblied in 4 pole slots 108.
As shown in Figure 1, Figure 2, static contact screw hole 102, rack screw hole 103, conducting element screw hole 104, conductive double gold shells
Wire hole 105 is commonly referred to as base holes 2 together, and base holes 2 are communicated by counterbore 201 and via hole 202 and central axes are overlapped；In parts product
Multiple threaded holes 18 are provided with, threaded hole 18 is communicated by interior oblique threaded hole 181 with straight thread hole 182 and central axes are overlapped；Pedestal
Hole 2 is equal with the number of threaded hole 18, and the two position corresponds and central axes are overlapped, each base holes 2 with it is corresponding
One perforation of threaded hole 18 is known as locking hole.
As the structure of Fig. 3, apparatus of the present invention are, including rack 4, the middle layer of rack 4 are provided with transport establishment 8, transporter
It is provided with hold-down mechanism 7 above structure 8, setting is arranged there are four screw feeding mechanism 5 below transport establishment 8 above hold-down mechanism 7
There is workbench 3, support frame 1 and support frame 2 10 are fixed on workbench 3, support frame 1 and support frame 2 10 are distinguished
Except the two sides of transport establishment 8；
If the structure of Fig. 4, Fig. 5, Fig. 6, transport establishment 8 are, including successively dock feeding conveying belt 801, positioning plate 803
With discharging conveyor belts 802；Two groups of slots 804 are vertically arranged on positioning plate 803, every group of slot 804 is that three longitudinal directions are parallel
Long hole slot；
Such as Fig. 7, it is respectively fixed with rectilinear orbit 805 on the side plate of 803 two sides of positioning plate, it is embedding on each rectilinear orbit 805
There is positioning slide plate 806, is fixed at intervals with three cylinders (i.e. cylinder 1, cylinder 2 15 and cylinder three on each positioning slide plate 806
16), the piston rod end of each cylinder is respectively fixed with a fixture block 19；Gas is fixed on the side plate of 803 inlet of positioning plate
Cylinder 4 17, the piston rod end of cylinder 4 17 and positioning slide plate 806 are sequentially connected；
Such as Fig. 5, Fig. 8, horizontal connection has two lead screws 6 between support frame 1 and support frame 2 10, and lead screw 6 is located at positioning
The lower section of plate 803, the end of one of lead screw 6 are provided with spindle motor, and spindle motor is fixed at support frame 1 or branch
On support 2 10；Sliding sleeve is equipped with screw reversing mechanism 11 on lead screw 6, and spindle motor drives lead screw 6 to rotate, screw reversing machine
Structure 11 is along 6 linear slide of lead screw；The medial surface of support frame 2 10 is provided with screw feed mechanism 12, and screw feed mechanism 12 is installed
Position is slightly above screw reversing mechanism 11, and lock screw mechanism 13 is provided with below screw reversing mechanism 11.
If the structure of Fig. 9 and Figure 10, screw feed mechanism 12 are, the vertical cunning including 2 10 medial surface of support frame is arranged in
Rail 121, upright slide rail 121 are slidably connected by sliding pair with vertical slide plate 122, and vertical slide plate 122 passes through 123 sets of horizontal slide rail
Equipped with horizontal slide plate 124；Cylinder 5 120, the end of 5 120 piston rod of cylinder and vertical slide plate are provided on support frame 2 10
122 transmission connections, cylinder 5 120 push vertical slide plate 122 to move along a straight line along about 121 upright slide rail；It is set in vertical slide plate 122
It is equipped with cylinder 6 142, the end of 6 142 piston rod of cylinder and horizontal slide plate 124 are sequentially connected, and cylinder 6 142 pushes horizontal sliding
Plate 124 does horizontal rectilinear motion along horizontal slide rail 123；124 lower part of horizontal slide plate is fixed with horizontal feeding supporting plate 125, is sent into
It is provided with multiple through holes on supporting plate 125, a continuous nail feeding machanism is installed in each through hole；
As the structure of Figure 10, continuous nail feeding machanism are, including cylinder 7 126,7 126 gas outlet of cylinder and 127 upper end of ejector sleeve
Entrance connection, the side wall of ejector sleeve 127 send nail pipe 129 be connected to screw feeding mechanism 5, send follow closely pipe 129 upwards with screw feed
The screw delivery outlet of mechanism 5 is connected to；The outlet of 127 lower end of ejector sleeve is connected to the second screw collet 128；Second screw collet 128
Top include two intermediate plates, which is clamped in centre for the outlet of ejector sleeve 127, and the lower part of two intermediate plates is provided with the
Two clips；
As the structure of Figure 11 and Figure 12, screw reversing mechanism 11 are, including commutation rack 111 and four reversing motors, it changes
Three square holes up and down are equipped with to rack 111, the transmission shaft of four reversing motors is respectively protruding into three square holes, each
It is fixedly installed with a collet framed bent 117 on transmission shaft, the first screw clamp in varying numbers is provided on each collet framed bent 117
First 113,113 quantity of the first screw collet and spacing distance are corresponding with above-mentioned 128 quantity of the second screw collet and spacing distance
Unanimously；Each first screw collet 113 is equipped with the first clip 110；The shape of collet framed bent 117 is a cuboid, collet
The axis hole 119 of both ends perforation is equipped on framed bent 117 in the horizontal direction, fixing sleeve is equipped with the transmission shaft of reversing motor in axis hole 119；
Collet framed bent 117 is equipped with multiple screwing through hole 118 up and down, the position of screwing through hole 118 and the first about 110 clip
It is corresponding.
First hole, second hole and third hole are successively arranged in commutation rack 111, and the outside of first hole is equipped with the
The axis of one reversing motor 112, the first reversing motor 112 penetrates first hole from the frame external vertical level of commutation rack 111,
First reversing motor 112, which protrudes on the transmission shaft inside first hole, is provided with multiple first screw collets 113, the first spiral shell at this
Silk collet 113 quantity and spacing distance locks the quantity in hole with the static contact on pedestal 1 and spacing distance matches；Third hole
Outside be equipped with the 4th reversing motor 116, the frame external vertical of the transmission shaft of the 4th reversing motor 116 from commutation rack 111
Third hole is penetrated, the 4th reversing motor 116, which protrudes on the transmission shaft inside third hole, is provided with multiple first screw collets
113, quantity and the rack on spacing distance and pedestal 1 of the first screw collet 113 lock the quantity and spacing distance in hole at this
Matching；Be equipped with the second reversing motor 114 and third reversing motor 115 in third hole, the transmission shaft of the second reversing motor 114 and
Level penetrates second hole to the transmission shaft of third reversing motor 115 from the jube between second hole and third hole respectively,
Second reversing motor 114, third reversing motor 115, which protrude into, is also respectively arranged with multiple first on the transmission shaft inside second hole
Screw collet 113, on the quantity of the first screw collet 113 on 114 transmission shaft of the second reversing motor, spacing distance and pedestal 1
Conducting element lock hole quantity and spacing distance matching；The first screw collet 113 on 115 transmission shaft of third reversing motor
Quantity, spacing distance locks the quantity in hole with the double gold of conduction on pedestal 1 and spacing distance matches；
When screw feed mechanism 12 is sent into screw to screw reversing mechanism 11, screw feed mechanism 12 is moved to collet framed bent
117 top docks the second clip of the second screw collet 128 with screwing through hole 118 corresponding on collet framed bent 117；Respectively
A screw successively enters in the first screw collet 113 from the second screw collet 128, collet framed bent 117, at this time the nail mouth side of screw
To being directed downwardly；Then, the reversing motor rotation of screw feed mechanism 12, drives the first screw on the transmission shaft of reversing motor
Collet 113 rotates 180 ° of directions, changes the direction for the screw squeezed into the first screw collet 113, at this time first clip 110
The nail mouth direction of opening direction and screw is changed into upward.
If the structure of Figure 13, Figure 14, Figure 15, lock screw mechanism 13 are, intrusion slot 301 is provided on workbench 3, inside
Slidable fixed frame is provided in caulking groove 301, fixed frame is divided into upper plate 131, middle plate 132 and lower plate 133, upper plate from top to bottom
131, middle plate 132 and lower plate 133 are fixed as one by the fixed column 134 of quadrangle；On two longitudinal edges of intrusion slot 301 respectively
It is provided with line slide rail 140, the lower surface two sides of middle plate 132 are assemblied on line slide rail 140 by sliding pair；Workbench 3
It is equipped with cylinder 8 141, the piston rod end of cylinder 8 141 and middle plate 132 are sequentially connected；
It is arranged at intervals with multiple lower through-holes up and down in lower plate 133, an electricity upward is installed in each lower through-hole
135 are criticized, the quantity of lower through-hole, spacing distance are matched with the hole that locks on pedestal 1 respectively；The projection of the corresponding lower through-hole of upper plate 131
Place is provided with through-hole, is provided with middle through-hole at the projection of the corresponding lower through-hole of middle plate 132；It hangs down in corresponding upper through-hole and middle through-hole
It is directly equipped with slideway 137,137 slidable fit of slideway has screwdriver bit fixture 138, is clamped with screwdriver bit 139 on each screwdriver bit fixture 138, batch
First 139 is corresponding with the rotary shaft 130 of electric screwdriver 135 of lower section corresponding position；A cylinder is provided with below each screwdriver bit fixture 138
9 136, all cylinders 9 136 are fixed on middle plate 132, and the catch bar of each cylinder 9 136 and the screwdriver bit of corresponding position press from both sides
138 connection of tool, pushes screwdriver bit fixture 138 that screwdriver bit 139 is driven to move up and down along the direction of slideway 137, sees figure by cylinder 9 136
15。
As the structure of Figure 16, Figure 17, hold-down mechanism 7 are, including support plate 701, it is fixedly mounted in 701 upper surface of support plate
There are multiple compression cylinders 702, is fixedly installed with multiple groups slide bar 705 in 701 lower surface of support plate, is set on every group of slide bar 705
One briquetting 703 and a fixed block 704；Each 702 piston rod end of compression cylinder is pierced by downwards support plate 701 and and briquetting
703 transmission connections, each briquetting 703 are sequentially connected with the fixed block 704 of lower section realize that oriented sliding is connect again；Compression cylinder
702, briquetting 703 and fixed block 704 are collectively referred to as pedestal compressing unit, and all pedestal compressing units are being located at positioning plate 803 just
Top, each 704 lower end surface of fixed block are provided with a positioning fixture.
If the structure of Figure 17, positioning fixture are to be included in each 704 lower end surface of fixed block to be fixed with a bottom plate 709, often
A 709 lower surface of bottom plate is provided with 4 the second raised items 706 side by side, and it is U-shaped to be equipped with second between adjacent second raised item 706
Slot 707 is provided with groove in second U-type groove 707, and positioning pin 708,708 bottom of positioning pin and place groove are provided in the groove
Spring is provided between bottom；
The width of second raised item 706 is matched with the width of the pole slot 108 of 1 upper surface of pedestal, the width of the second U-type groove 707
Degree is matched with the width of the first raised item 109 on pedestal 1；Positioning pin 708 is matched with the location hole 107 on pedestal 1；Due to cunning
Bar 705 is passed through from fixed block 704, is provided with spring, therefore positioning fixture between 708 bottom of positioning pin and bottom portion of groove
And the height of positioning pin 708 can be finely adjusted according to the actual height of pedestal 1, prevent from damaging by pressure pedestal 1.
Above-mentioned each mechanism is connect with central controller, receives uniformly coordinated instruction, realizes step-type operation.
The course of work of the invention is,
1) pedestal 1 for assembling parts product is transmitted to 803 arrival end of positioning plate, positioning plate 803 by feeding conveying belt 801
Cylinder 1, cylinder 2 15 and cylinder 3 16 on the side plate of both sides stretch out simultaneously, and each fixture block 19 is stuck in the two sides of pedestal 1, will
Pedestal 1 clamps；The piston rod of cylinder 4 17 stretches out, and positioning slide plate 806 is pushed to move forward along rectilinear orbit 805, positioning
Slide plate 806 drives pedestal 1 to be moved on first slot unit, and then the piston rod of cylinder 3 16 retracts, and unclamps pedestal 1；It connects
, the piston rod stretching of first compression cylinder 702 pushes down on briquetting 703, and briquetting 703 is pressed downward fixed block 704 and locating clip
Have, the second raised item 706 correspondence on positioning fixture is pressed in the pole slot 108 of pedestal 1, and positioning pin 708 protrudes into corresponding positioning
In hole 107, agrees with positioning fixture and pedestal 1, pedestal 1 is prevented to be subjected to displacement；
2) while pedestal 1 positions, the cylinder 6 142 in screw feed mechanism 12 pushes horizontal slide plate 124 along dampening
The direction level of smooth rail 123 slides into the top of screw reversing mechanism 11；Cylinder 5 120 pushes vertical slide plate 122 along perpendicular
The direction of straight sliding rail 121 moves down, until the second clip of the second screw collet 128 on screw feed mechanism 12 and lower section
Screw reversing mechanism 11 on collet framed bent 117 on screwing through hole 118 correspond；Then, in screw feed mechanism 12
Cylinder 7 126 start, will from screw feeding mechanism 5 enter ejector sleeve 127 screw pass sequentially through the second screw collet 128, folder
Head framed bent 117 is pushed into corresponding first screw collet 113；
3) screw feed mechanism 12 by screw be sent into the first screw collet 113 after cylinder 5 120 and cylinder 6 142 band
Dynamic lower reset；At this point, the direction of the first clip 110 on the first screw collet 113 be it is directed downwardly, be located at the first clip 110 in
The opening direction of screw be also directed downwardly；Then, multiple reversing motors on screw reversing mechanism 11 start turning, and make to correspond to
Reversing motor transmission shaft on the first screw collet 113 direction occur 180 ° overturning, the side of the first clip 110 after overturning
To upward, the nail mouth direction of the screw in the first clip 110 is also upward；Then, the spindle motor in 2 10 outside of support frame
It starts turning, screw reversing mechanism 11 is driven to be moved to the lower section of positioning plate 803 along 6 direction of lead screw；On workbench 3
The piston rod of cylinder 8 141 push the fixed frame in lock screw mechanism 13 to be moved to the lower section of first slot unit；
4) when pedestal 1 is located at the surface of first slot unit, lock screw mechanism 13 is located at first slot unit
Underface when, the cylinder 9 136 below first slot unit pushes screwdriver bit fixture 138 along 137 direction of slideway toward moving up
It is dynamic, protrude into screwdriver bit 139 in first screw collet 113 from the screwing through hole 118 on collet framed bent 117, and with the first screw clamp
The screw terminal of screw in first 113 contradicts, and then pushes screw successively from the slot 804 on the first clip 110, positioning plate 803
In be pierced by, finally enter corresponding on pedestal 1 lock in hole；Then, electric screwdriver 135 starts, and screwdriver bit 139 is driven to rotate, completion pair
Locking for hole should be locked；
5) after the completion of first slot unit locks, the screwdriver bit 139 for participating in locking returns back under the drive of cylinder 9 136
The underface of first slot unit；The piston rod of first compression cylinder 702 retracts, affiliated briquetting 703, fixed block 704
Initial position is returned to positioning fixture reset；The piston rod of cylinder 4 17 pushes positioning slide plate 806 to continue to move along simultaneously, makes
Pedestal 1 is moved on second slot unit；Meanwhile the piston rod of cylinder 8 141 pushes 13 to the second slots of lock screw mechanism
The lower section of hole unit；Then, the cylinder 9 136 below second slot unit pushes screwdriver bit fixture 138 along 137 direction of slideway
It up moves, protrudes into screwdriver bit 139 in first screw collet 113 from the screwing through hole 118 on collet framed bent 117, and with first
The screw terminal of screw in screw collet 113 contradicts, and then pushes screw successively from the slot on the first clip 110, positioning plate 803
It is pierced by hole 804, finally enters corresponding on pedestal 1 lock in hole；Then, electric screwdriver 135 starts, the rotary shaft 130 of electric screwdriver 135
It drives screwdriver bit 139 to rotate, completes the part and lock locking for hole；
Above procedure is repeated, until the hole that locks for needing to lock on pedestal 1 is all locked by screw.
Claims (4)
1. a kind of circuit breaker base automatic screw fixing machine, it is characterized in that: including rack (4), the middle layer of rack (4) is provided with transport
Mechanism (8), transport establishment (8) top are provided with hold-down mechanism (7), and there are four screw feeding machines for setting above hold-down mechanism (7)
Structure (5), transport establishment (8) lower section are provided with workbench (3), and workbench is fixed with support frame one (9) and support frame on (3)
Two (10), support frame one (9) and support frame two (10) are located at except the two sides of transport establishment (8)；The support frame one
(9) horizontal connection has two lead screws (6) between support frame two (10), and lead screw (6) is located at the lower section of positioning plate (803), wherein
The end of one lead screw (6) is provided with spindle motor；Sliding sleeve is equipped with screw reversing mechanism (11) on lead screw (6), support frame
The medial surface of two (10) is provided with screw feed mechanism (12), is provided with lock screw mechanism below screw reversing mechanism (11)
(13)；
The structure of the transport establishment (8) is, including feeding conveying belt (801), positioning plate (803) and the discharging successively docked
Conveyer belt (802)；Two groups of slots (804) are vertically arranged on positioning plate (803), every group of slot (804) is that three longitudinal directions are flat
Capable long hole slot；It is respectively fixed with rectilinear orbit (805) on the side plate of positioning plate (803) two sides, on each rectilinear orbit (805)
Embedded with positioning slide plate (806), three cylinders, the piston rod end of each cylinder are fixed at intervals on each positioning slide plate (806)
Respectively it is fixed with a fixture block (19)；It is fixed with cylinder four (17) on the side plate of positioning plate (803) inlet, cylinder four (17)
Piston rod end and positioning slide plate (806) transmission connection；
The structure of the screw feed mechanism (12) is, including the upright slide rail in support frame two (10) medial surface is arranged
(121), upright slide rail (121) is slidably connected by sliding pair with vertical slide plate (122), and vertical slide plate (122) passes through horizontal sliding
Rail (123) is set with horizontal slide plate (124)；Cylinder five (120), cylinder five (120) piston rod are provided on support frame two (10)
End and vertical slide plate (122) be sequentially connected；Cylinder six (142) is provided in vertical slide plate (122), cylinder six (142) is living
The end and horizontal slide plate (124) of stopper rod are sequentially connected；Horizontal slide plate (124) lower part is fixed with horizontal feeding supporting plate (125),
It is sent on supporting plate (125) and is provided with multiple through holes, a continuous nail feeding machanism is installed in each through hole；
The structure of the continuous nail feeding machanism is, including cylinder seven (126), cylinder seven (126) gas outlet and ejector sleeve (127) upper end
Entrance connection, the side wall of ejector sleeve (127) send nail pipe (129) be connected to screw feeding mechanism (5), send follow closely manage (129) upwards with
The screw delivery outlet of screw feeding mechanism (5) is connected to；The outlet of ejector sleeve (127) lower end is connected to the second screw collet (128)；The
The top of two-screw collet (128) includes two intermediate plates, which is clamped in centre for the outlet of ejector sleeve (127), this two
The lower part of a intermediate plate is provided with the second clip；
The structure of the screw reversing mechanism (11) is, including commutation rack (111) and four reversing motors, and commutate rack
(111) three square holes up and down are equipped with, the transmission shaft of four reversing motors is respectively protruding into three square holes, each transmission
It is fixedly installed with a collet framed bent (117) on axis, is provided with the first screw clamp in varying numbers on each collet framed bent (117)
Head (113), the first screw collet (113) quantity and spacing distance and above-mentioned the second screw collet (128) quantity and interval distance
It is consistent from corresponding；Each first screw collet (113) is equipped with the first clip (110)；The shape of collet framed bent (117) is one
Cuboid is equipped with the axis hole (119) of both ends perforation on collet framed bent (117) in the horizontal direction, and fixing sleeve is equipped in axis hole (119)
The transmission shaft of reversing motor；Collet framed bent (117) is equipped with multiple screwing through hole (118) up and down, screwing through hole (118)
Position and the first clip (110) it is corresponding up and down.
2. circuit breaker base automatic screw fixing machine according to claim 1, it is characterized in that: the lock screw mechanism (13)
Structure be that intrusion slot (301) are provided on workbench (3), be provided with slidable fixed frame in the intrusion slot (301),
Fixed frame is divided into upper plate (131), middle plate (132) and lower plate (133), upper plate (131), middle plate (132) and lower plate from top to bottom
(133) it is fixed as one by the fixed column (134) of quadrangle；Straight line is respectively arranged on two edges of intrusion slot (301) longitudinal direction
The lower surface two sides of sliding rail (140), middle plate (132) are assemblied on line slide rail (140) by sliding pair；On workbench (3)
Equipped with cylinder eight (141), the piston rod end of cylinder eight (141) and middle plate (132) are sequentially connected；
It is arranged at intervals with multiple lower through-holes up and down in lower plate (133), an electric screwdriver upward is installed in each lower through-hole
(135)；It is provided with through-hole at the projection of the corresponding lower through-hole of upper plate (131), is arranged at the projection of the corresponding lower through-hole of middle plate (132)
There is middle through-hole；Slideway (137) vertically are equipped in corresponding upper through-hole and middle through-hole, slideway (137) slidable fit has screwdriver bit fixture
(138), it is clamped with screwdriver bit (139) on each screwdriver bit fixture (138), the electric screwdriver (135) of screwdriver bit (139) and lower section corresponding position
Rotary shaft (130) is corresponding；A cylinder nine (136), all cylinders nine (136) are provided with below each screwdriver bit fixture (138)
It is fixed on plate (132), the catch bar of each cylinder nine (136) and the screwdriver bit fixture (138) of corresponding position connect.
3. circuit breaker base automatic screw fixing machine according to claim 1, it is characterized in that: the hold-down mechanism (7)
Structure is, including support plate (701), is fixedly installed with multiple compression cylinders (702) in support plate (701) upper surface, is supporting
Plate (701) lower surface is fixedly installed with multiple groups slide bar (705), and a briquetting (703) and one are set on every group of slide bar (705)
Fixed block (704)；Each compression cylinder (702) piston rod end, which is pierced by downwards support plate (701) and is driven with briquetting (703), to be connected
It connects, each briquetting (703) is sequentially connected with the fixed block of lower section (704) again；Compression cylinder (702), briquetting (703) and fixed block
(704) it is collectively referred to as pedestal compressing unit, all pedestal compressing units are located at the surface of positioning plate (803), each fixed block
(704) lower end surface is provided with a positioning fixture.
4. circuit breaker base automatic screw fixing machine according to claim 3, it is characterized in that: the structure of the positioning fixture
It is to be included in each fixed block (704) lower end surface to be fixed with a bottom plate (709), each bottom plate (709) lower surface is provided with 4
A the second raised item (706) side by side is equipped with the second U-type groove (707) between adjacent second raised item (706), the second U-type groove
(707) it is provided with groove in, is provided in the groove positioning pin (708), is set between positioning pin (708) bottom and place bottom portion of groove
It is equipped with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472148.5A CN108202220B (en) | 2017-12-29 | 2017-12-29 | A kind of circuit breaker base automatic screw fixing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472148.5A CN108202220B (en) | 2017-12-29 | 2017-12-29 | A kind of circuit breaker base automatic screw fixing machine |
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| Publication Number | Publication Date |
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| CN108202220A CN108202220A (en) | 2018-06-26 |
| CN108202220B true CN108202220B (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711472148.5A Active CN108202220B (en) | 2017-12-29 | 2017-12-29 | A kind of circuit breaker base automatic screw fixing machine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079457B (en) * | 2018-08-30 | 2020-02-07 | 安徽一路明光电科技有限公司 | Automatic discharging device for automatic LED lamp cap locking machine |
| CN109585200B (en) * | 2018-12-26 | 2021-12-17 | 首瑞（北京）投资管理集团有限公司 | Automatic assembling system for circuit breaker bottom plate and static contact |
| CN109702470B (en) * | 2019-01-23 | 2021-06-25 | 浙江茗熔电器保护系统有限公司 | Automatic screw driving equipment for strip fuse type isolating switch |
| CN113714792B (en) * | 2021-09-10 | 2023-06-23 | 郑州市智慧环境机器人产业研究院有限公司 | Automatic intelligent screw screwing device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2973173B2 (en) * | 1994-10-25 | 1999-11-08 | 三菱自動車工業株式会社 | Automatic bolt tightening device |
| JP4667766B2 (en) * | 2004-05-26 | 2011-04-13 | 株式会社アドバネクス | Fastening tool for fuel cell |
| CN201988908U (en) * | 2011-02-25 | 2011-09-28 | 比亚迪股份有限公司 | Screw conveying and tightening equipment |
| CN103551844B (en) * | 2013-04-18 | 2016-04-27 | 太仓威格玛机械设备有限公司 | Multiple-threaded bolts machine |
| CN203282161U (en) * | 2013-06-07 | 2013-11-13 | 珠海格力电器股份有限公司 | Locking device of threaded fastener |
| CN104057292B (en) * | 2014-05-16 | 2018-01-02 | 天津敏信机械有限公司 | A kind of automatic lock screw method of automatic lock screw device and automobile grills |
| CN203956475U (en) * | 2014-07-08 | 2014-11-26 | 厦门欣众达科技有限公司 | A kind of motor automatic lock screw device |
| CN104384909B (en) * | 2014-09-17 | 2018-01-26 | 宁波敏实汽车零部件技术研发有限公司 | Automatic lock screw device and its screw chuck |
| CN206343852U (en) * | 2016-12-22 | 2017-07-21 | 东莞德威铸造制品有限公司 | workpiece feeding machine |
| CN106695311B (en) * | 2017-01-11 | 2019-02-15 | 深圳市迈特迅科技有限公司 | A kind of access material one automation screw locking machine |
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Effective date of registration: 20190424 Address after: 325608 No. 31, Lane 339, Zhenxing Road, Hongqiao Town, Yueqing, Wenzhou, Zhejiang Applicant after: The dynamo-electric Co., Ltd in wild island, Leqing Address before: 325608 No. 31, Lane 339, Zhenxing Road, Hongqiao Town, Yueqing, Wenzhou, Zhejiang Applicant before: Wang Jianlin |
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