CN108584760A - Plastics jack with metal cage - Google Patents
Plastics jack with metal cage Download PDFInfo
- Publication number
- CN108584760A CN108584760A CN201810785208.7A CN201810785208A CN108584760A CN 108584760 A CN108584760 A CN 108584760A CN 201810785208 A CN201810785208 A CN 201810785208A CN 108584760 A CN108584760 A CN 108584760A
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- China
- Prior art keywords
- coaxial aperture
- plate
- metal cage
- injection molding
- coaxial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002184 metal Substances 0.000 title claims abstract description 74
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 74
- 229920003023 plastic Polymers 0.000 title claims abstract description 14
- 239000004033 plastic Substances 0.000 title claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 42
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229920006351 engineering plastic Polymers 0.000 claims abstract description 4
- 239000010953 base metal Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
- B66F3/12—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated comprising toggle levers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Rolling Contact Bearings (AREA)
Abstract
This case discloses a kind of plastics jack with metal cage, top component, base member, lower support arm component and upper bearing arm component all use metal cage and engineering plastics injection molding, and top component is equipped with " u "-shaped card slot, the equal power plate of jackshaft and the first equal power seat and the second equal power seat；Left side bearing plate and right side bearing plate have integrally been connected firmly respectively in each crane span structure that jackshaft equal power plate both sides connects firmly；The the first equal power seat and the first axis pin being arranged in the bottom end of the equal power plate of jackshaft implement running clearance cooperation, and the second equal power seat and the second axis pin implement running clearance cooperation；It is set in parallel left counter-pressure plate, middle counter-pressure plate and right counter-pressure plate between the left other plate of pedestal and the right other plate of pedestal of base member；This case will cut contracting formula jack and use a small amount of metalwork and with a small amount of lightweight, the lifting tool of the metal cage integrated injection molding formation high performance-price ratio of low cost, cost be greatly reduced.
Description
Technical field
It is especially a kind of for lifting having for conveyance vehicle the present invention relates to the jack that a kind of main material is plastics
The plastics jack of metal cage.
Background technology
With with the mating family-sized car for cutting contracting formula jack of vehicle, urban off-road vehicle, commercial vehicle, since its load is more true
It is fixed and also more better than lighter, use environment, therefore the factory of such vehicle is to the parts and trip runner of associated vehicle
The cost decline of tool has also all expressed great expectations, such as numerous automobile main frame maker every year to the mating enterprise of respective auto parts and components
Have and explicitly drops this target, the plan that the existing quality to each auxiliary products keeps, improves, and can propose to reduce determining for cost
Figureofmerit, it should say that such situation also meets the rule of product competition in market economy very much, therefore be caused in for each vehicle as special
Type provides the professional production quotient of all types of weight lifting tools, has also all born the important task that cost is reduced to kit, particularly
Present application is exactly a kind of change design concept, under the premise of abundant quality assurance level, and innovative design simultaneously produces a
Nover practical cuts contracting formula plastics jack with vehicle.
Invention content
Original is exactly in view of automobile accessories tool with the research topic for cutting contracting formula jack that plastics are main material
Quality, the competitive pressure of cost and set.Engineers overcome the constraint of traditional concept, by many structural members of scissor-like jack
Material has carried out revolutionary change, and makes computer modeling, theoretical calculation analysis by the fixed indices of technical standard
Or even the level for promoting each parameter is gradually corrected after complete type approval test, so that production overall process is reduced product cost to reach
To nearly 2/3rds of old type tube full steel structure jack, making to cut contracting formula jack realizes by using high-quality steel matter mistake completely
Cross to the metal cage integrated injection molding of a small amount of metalwork and a small amount of lightweight, low cost formed existing intensity have again it is lightly resistance to
The automobile of high performance-price ratio rises tool.
The above-mentioned purpose of the present invention is achieved through the following technical solutions：A kind of plastics with metal cage are very heavy
Top, including the metal threaded pair of power drive, base member, lower support arm component, upper bearing arm component, top component, each rotation
Duplicate invoice connects hinge, it is characterized in that：Top component, base member, lower support arm component and upper bearing arm component all use metal
Retainer and engineering plastics injection molding, before the component injection molding of top, merging in a mold comes directly towards metal cage；Base member is noted
Before modeling, it is placed in base metal retainer in a mold；Before upper supporting arm right side members injection molding in upper bearing arm component, in mold
Supporting arm right side members metal cage in middle merging；Before upper supporting arm left-hand side part injection molding in upper bearing arm component, in mould
Upper supporting arm left-hand side part metal cage is placed in tool；Before lower support arm right side members injection molding in lower support arm component,
Lower support arm right side members metal cage is placed in mold；Before lower support arm left-hand side part injection molding in lower support arm component,
It is placed in lower support arm left-hand side part metal cage in a mold；The third coaxial aperture being arranged on the top component formed with injection molding
With the first coaxial aperture coaxial combination on the metal cage of top, the 4th coaxial aperture and second on the metal cage of top are coaxial
It is coaxially combined by injection molding in hole；Base member is in the injection molding after being placed in base metal retainer, the 5th coaxial aperture and pedestal gold
The 7th coaxial aperture belonged on retainer is coaxial, and the 6th coaxial aperture is with the 8th coaxial aperture on base metal retainer coaxially by noting
Modeling combination；Be set in parallel between the right other plate of the left other plate of pedestal and pedestal of base member left counter-pressure plate, middle counter-pressure plate and
Right counter-pressure plate；The first cavity of province's material through hole, the second cavity, third cavity, the 4th cavity, the 5th type are offered on base member
Chamber and the 6th cavity；On the 9th coaxial aperture and upper supporting arm right side members metal cage being arranged in upper supporting arm right side members
The tenth coaxial aperture is coaxial, the 11st coaxial aperture is coaxially combined by being molded with the 12nd coaxial aperture；Upper supporting arm left-hand side part
13rd coaxial aperture of upper setting and the 14th coaxial aperture on upper supporting arm left-hand side part metal cage are coaxial, the 15th same
Axis hole is coaxially combined by injection molding with the 16th coaxial aperture；The 17th coaxial aperture being arranged in lower support arm right side members and lower branch
The 18th coaxial aperture on bearing arm right side members metal cage is coaxial, the 19th coaxial aperture and the 20th coaxial aperture coaxially by
Injection molding combination；On the 21st coaxial aperture and lower support arm left-hand side part metal cage being arranged in lower support arm left-hand side part
The 22nd coaxial aperture is coaxial, the 23rd coaxial aperture is coaxially combined by being molded with the 24th coaxial aperture；Third rotates
Pair is implemented rotation by third coaxial aperture, the 15th coaxial aperture and the first axis pin and is coupled；4th revolute pair by the 4th coaxial aperture,
11st coaxial aperture and the second axis pin are implemented rotation and are coupled；Second revolute pair by the 6th coaxial aperture, the 19th coaxial aperture and
4th axis pin is implemented rotation and is coupled；First revolute pair is implemented by the 5th coaxial aperture, the 23rd coaxial aperture and third axis pin
Rotation couples；5th revolute pair implements rotation connection group by the 13rd coaxial aperture, the 21st coaxial aperture and hinge nut
It closes；6th revolute pair implements rotation connection combination by the 9th coaxial aperture, the 17th coaxial aperture and hinge pin.
Wherein, on the top metal cage in coming directly towards component, it is provided with plate and right side side plate by left side, and with first
Plate by plate by left side and right side is coupled integral by bridgeware and the second bridgeware.
Wherein, on the component of top, it is equipped with " u "-shaped card slot, the equal power plate of jackshaft, and at the bottom end two of the equal power plate of jackshaft
It is respectively provided with the first equal power seat and the second equal power seat；The arch front left crane span structure that connects firmly in jackshaft equal power plate both sides, arch front right
In crane span structure, arch in left crane span structure, arch right crane span structure, arch rear left crane span structure and arch rear right crane span structure integrally lead respectively joined left side
Bearing plate and right side bearing plate.
Wherein, implement running clearance cooperation in the first equal power seat of the bottom end of the equal power plate of jackshaft setting and the first axis pin,
Second equal power seat and the second axis pin implement running clearance cooperation.
Wherein, the " U "-shaped shape of base metal retainer in base member；In left counter-pressure plate, middle counter-pressure plate and right bearing pressure
The right side of a through-hole, pedestal of the first half round seats of the upper end setting of plate, the second half round seats, half round seat of third and the left other plate of pedestal
One through-hole of plate constitutes the 5th coaxial aperture；In the 4th semicircle that the upper end of left counter-pressure plate, middle counter-pressure plate and right counter-pressure plate is arranged
It is same that another through-hole of seat, the 5th half round seat, the 6th half round seat and the right other plate of another through-hole, pedestal of the left other plate of pedestal constitutes the 6th
Axis hole.
Wherein, the first half round seats, the second half round seat, half round seat of third and third axis pins are rotatably assorted；4th half round seat,
5 half round seats, the 6th half round seat and the 4th axis pin implement running clearance cooperation.
The present invention has an advantageous effect in that compared with prior art：Contracting formula jack will be cut by using high-quality steel completely
Matter transits to a small amount of metalwork and is formed existing intensity with a small amount of lightweight, inexpensive metal cage integrated injection molding and had again
The automobile lifting tool of light and handy durable high performance-price ratio realizes drop this demand by a relatively large margin.
Description of the drawings
The description of the drawings of embodiment：
It is that the embodiment of the present invention is used for the automobile-used complete machine stereoscopic schematic diagram for cutting contracting formula jack shown in Fig. 1；
Fig. 2 is the three-dimensional hint effect figure that formation is overlapped based on each metal cage part in this case；
Fig. 3 is the stereogram of the top metal cage of this implementation column；
Fig. 4 is the stereoscopic schematic diagram for coming directly towards component；
Fig. 5 is will to come directly towards the inverted stereoscopic schematic diagram of component；
Fig. 6 is the stereoscopic schematic diagram of base metal retainer；
Fig. 7 is the stereoscopic schematic diagram of base member；
Fig. 8 is the inverted stereoscopic schematic diagram of base member；
Fig. 9 is the stereogram of upper supporting arm right side members metal cage；
Figure 10 is the stereoscopic schematic diagram of upper supporting arm right side members；
Figure 11 is the upper inverted stereoscopic schematic diagram of supporting arm right side members；
Figure 12 is the stereogram of upper supporting arm left-hand side part metal cage；
Figure 13 is the stereogram of upper supporting arm left-hand side part；
Figure 14 is the upper inverted stereogram of supporting arm left-hand side part；
Figure 15 is the stereogram of lower support arm right side members metal cage；
Figure 16 is the stereogram of lower support arm right side members；
Figure 17 is the inverted stereogram of lower support arm right side members；
Figure 18 is the stereogram of lower support arm left-hand side part metal cage；
Figure 19 is the stereogram of lower support arm left-hand side part；
Figure 20 is the inverted stereogram of lower support arm left-hand side part；
Figure 21 is the front view for coming directly towards component；
Figure 22 is the vertical view of opposite Figure 21；
Figure 23 is " A-A " sectional view on Figure 21；
Figure 24 is the front view of base member；
Figure 25 is " B-B " sectional view on Figure 24.
Parts shown in each label of attached drawing and related geometry element name are as follows：
The metal threaded pair of 1 power drive, 2 base members, 3 lower support arm components support arm component on 4,5 top components, and 6 first
Revolute pair, 7 second revolute pairs, 8 third revolute pairs, 9 the 4th revolute pairs, 10 the 5th revolute pairs, 11 the 6th revolute pairs, 12 tops
Metal cage, 13 base metal retainers, 14 hinge nuts, 15 hinge pins, 16 first bridgewares, 17 second bridgewares,
The other plate in 18 left sides, the other plate in 19 right sides, 20 first coaxial apertures, 21 second coaxial apertures, 22 third coaxial apertures, 23 the 4th coaxial apertures, 24
" u "-shaped card slot, the equal power plate of 25 jackshafts, 26 first equal power seats, 27 second equal power seats, 28 arch front left crane span structures, 29 arch front right bridges
Frame, left crane span structure in 30 arches, right crane span structure in 31 arches, 32 arch rear left crane span structures, 33 arch rear right crane span structures, 34 left side bearing plates,
35 right side pressure-bearings, 36 the 7th coaxial apertures, 37 the 8th coaxial apertures, 38 the 5th coaxial apertures, 39 the 6th coaxial apertures, the left other plate of 40 pedestals,
The right other plate of 41 pedestals, 42 left counter-pressure plates, counter-pressure plate in 43,44 right counter-pressure plates, 45 the first half round seats, 46 the second half round seats, 47 the
3 half round seats, 48 the 4th half round seats, 49 the 5th half round seats, 50 the 6th half round seats, 51 first cavities, 52 second cavities, 53 thirds
Cavity, 54 the 4th cavities, 55 the 5th cavities, 56 the 6th cavities；57 the tenth coaxial apertures, 58 the 9th coaxial apertures, supporting arm is right on 59
Sidepiece part, supporting arm right side members metal cage on 60, supporting arm left-hand side part on 61, supporting arm left-hand side part metal on 62
Retainer, 63 lower support arm right side members, 64 lower support arm right side members metal cages, 65 lower support arm left-hand side parts, 66
Lower support arm left-hand side part metal cage, 67 the 11st coaxial apertures, 68 the 12nd coaxial apertures, 69 the 13rd coaxial apertures, 70
14 coaxial apertures, 71 the 15th coaxial apertures, 72 the 16th coaxial apertures, 73 the 17th coaxial apertures, 74 the 18th coaxial apertures, 75
19 coaxial apertures, 76 the 20th coaxial apertures, 77 the 21st coaxial apertures, 78 the 22nd coaxial apertures, 79 the 23rd coaxial apertures,
80 the 24th coaxial apertures, 81 first axis pins, 82 second axis pins, 83 third axis pins, 84 the 4th axis pins.
Specific implementation mode
The technology of the present invention is further described with reference to the attached drawing of embodiment, it will help the public is to this case technology
The understanding of content and effect, but the limitation to the technical program is not constituted to the description of embodiment, it is any to conceive according to this case
Made is only the scope that formal equivalent transformation is regarded as this case technical solution.
By each attached drawing as it can be seen that the embodiment of the present invention is clearly distinguishable from the structural member of traditional scissor-like jack, fully consider
The objective demand for reinforcing mechanical structure part intensity caused by dynamic unfavorable factor during jack jacking automobile, with gold
Belong to retainer integration engineering injection molding and forms top component 5, base member 2, lower support arm component 3, upper supporting arm group
Part 4 coordinates a small amount of hardware to make matching with vehicle for embodiment of this case as the main components material for cutting contracting formula jack
Covering jack, there is higher mechanical strength, toughness, impact resistance, excellent low temperature environment to use characteristic and the jack packet
Include each self lubricity for rotating, being needed in sliding motion including engaging tooth.Meanwhile metal corner is largely applied mechanically in plant produced
Expect the metal cage for making associated structural component, is saved greatly good raw material metal and each end production process
In human and material resources and financial resources, moreover, from the point of view of the global reliability of jack hardware, will respectively there is modeling assembling parts
Afterwards, it is combined seen in three-dimensional hint effect figure from Fig. 2 metal cages, in operation of whole jack after assembled, it
Hinge each other between the retainer that hardware is formed, has greatly ensured that this cuts the mechanical strength of contracting formula jack and use
Safety.
The embodiment of the present invention combines in this way：Plastics jack with metal cage, including power drive metal
Screw thread pair 1, base member 2, lower support arm component 3, upper bearing arm component 4, top component 5, each revolute pair couple hinge, top
Component 5, base member 2, lower support arm component 3 and upper bearing arm component 4 all use metal cage and engineering plastics are molded
Molding；Before coming directly towards the injection molding of component 5, merging in a mold comes directly towards metal cage 12；Before base member 2 is molded, set in a mold
Enter base metal retainer 13；Before upper supporting arm right side members 59 injection molding in upper bearing arm component 4, propped up in merging in a mold
Bearing arm right side members metal cage 60；Before upper supporting arm left-hand side part 61 injection molding in upper bearing arm component 4, set in a mold
Enter upper supporting arm left-hand side part metal cage 62；Before lower support arm right side members 63 in lower support arm component 3 are molded, in mould
Lower support arm right side members metal cage 64 is placed in tool；Lower support arm left-hand side part 65 in lower support arm component 3 is molded
Before, it is placed in lower support arm left-hand side part metal cage 66 in a mold；The third being arranged on the top component 5 formed with injection molding
Coaxial aperture 22 and 20 coaxial combination of the first coaxial aperture on the metal cage 12 of top, the 4th coaxial aperture 23 are kept with top metal
The second coaxial aperture 21 on frame 12 is coaxially combined by injection molding；Injection molding of the base member 2 after being placed in base metal retainer 13
In, the 5th coaxial aperture 38 and 36 coaxial combination of the 7th coaxial aperture on base metal retainer 13, the 6th coaxial aperture 39 and pedestal
The 8th coaxial aperture 37 on metal cage 13 is coaxially combined by injection molding；In the left other plate 40 of the pedestal of base member 2 and pedestal
It is set in parallel left counter-pressure plate 42, middle counter-pressure plate 43 and right counter-pressure plate 44 between right other plate 41；It is offered on base member 2
Save material through hole the first cavity 51, the second cavity 52, third cavity 53, the 4th cavity 54, the 5th cavity 55 and the 6th cavity 56；On
The 9th coaxial aperture 58 and the tenth on upper supporting arm right side members metal cage 60 being arranged in supporting arm right side members 59 are same
Axis hole 57 is coaxial, the 11st coaxial aperture 67 is coaxially combined by injection molding with the 12nd coaxial aperture 68；Upper supporting arm left-hand side part 61
13rd coaxial aperture 69 of upper setting and the 14th coaxial aperture on upper supporting arm left-hand side part metal cage 62 be 70 coaxial,
15 coaxial apertures 71 are coaxially combined by injection molding with the 16th coaxial aperture 72；The 17th be arranged in lower support arm right side members 63
Coaxial aperture 73 and the 18th coaxial aperture on lower support arm right side members metal cage 64 be 74 coaxial, the 19th coaxial aperture 75 with
20th coaxial aperture 76 is coaxially combined by injection molding；The 21st coaxial aperture 77 being arranged in lower support arm left-hand side part 65 is under
78 coaxial, the 23rd coaxial aperture 79 and the 24th of the 22nd coaxial aperture on supporting arm left-hand side part metal cage 66
Coaxial aperture 80 is coaxially combined by injection molding；Third revolute pair 8 is by third coaxial aperture 22, the 15th coaxial aperture 71 and the first axis pin 81
Implement rotation to couple；4th revolute pair 9 is implemented to rotate by the 4th coaxial aperture 23, the 11st coaxial aperture 67 and the second axis pin 82
Couple；Second revolute pair 7 by the 6th coaxial aperture 39, the 19th coaxial aperture 75 and the 4th axis pin 84 implement rotation connection and
At；First revolute pair 6 is implemented rotation by the 5th coaxial aperture 38, the 23rd coaxial aperture 79 and third axis pin 83 and is coupled；
It comes directly towards on the top metal cage 12 in component 5, is provided with plate 18 and right side side plate 19 by left side, and with the first bridgeware 16
Plate 19 by plate 18 by left side and right side is coupled integrally with the second bridgeware 17；On the component 5 of top, it is equipped with " u "-shaped card slot
24, the equal power plate 25 of jackshaft, and it is respectively provided with 26 and second equal power of the first equal power seat at the bottom end two of the equal power plate of jackshaft 25
Seat 27；Left crane span structure 30, arch in the arch front left crane span structure 28, arch front right crane span structure 29, arch that equal 25 both sides of power plate of jackshaft connects firmly
Right crane span structure 31, arch rear left crane span structure 32 and arch rear right crane span structure 33 are integrally led respectively in shape has joined left side bearing plate 34 and right side
Bearing plate 35；In the bottom end of the equal power plate of jackshaft 25, the first equal power seat 26 of setting is matched with the first axis pin 81 implementation running clearance
It closes, 27 and second axis pin 82 of the second equal power seat implements running clearance cooperation, to improve the force-bearing situation between associated structural component；Bottom
13 " U "-shaped shape of base metal retainer in base member 2；In the upper of left counter-pressure plate 42, middle counter-pressure plate 43 and right counter-pressure plate 44
A through-hole and pedestal for the left other plate of the first half round seats 45 of end set, the second half round seats 46, half round seat 47 of third and pedestal 40
One through-hole of right other plate 41 constitutes the 5th coaxial aperture 38；In the upper end of left counter-pressure plate 42, middle counter-pressure plate 43 and right counter-pressure plate 44
Another through-hole and pedestal of the left other plate of the 4th half round seat 48 that is arranged, the 5th half round seat 49, the 6th half round seat 50 and pedestal 40 are right
Another through-hole of other plate 41 constitutes the 6th coaxial aperture 39；The first half round seats 45, the second half round seat 46, half round seat 47 of third and thirds
Axis pin 83 implements running clearance cooperation；4th half round seat 48, the 5th half round seat 49, the 6th half round seat 50 and the 4th axis pin 84 are implemented
Running clearance coordinates；5th revolute pair 10 is implemented to turn by the 13rd coaxial aperture 69, the 21st coaxial aperture 77 and hinge nut 14
Dynamic connection combination；6th revolute pair 11 implements rotation connection by the 9th coaxial aperture 58, the 17th coaxial aperture 73 and hinge pin 15
Combination.
In the application of the technical program, the first equal power seat 26, the second equal power seat 27 on component 5, base member 2 are come directly towards
Upper set the first half round seat 45, the second half round seat 46, half round seat 47 of third and the 4th half round seats 48, the 5th half round seat 49,
6th half round seat 50 effectively increases the bearing area on related polymer component as auxiliary bearing structure, it is ensured that embodiment is cut
Every technical parameter of contracting formula jack meets Its Relevant Technology Standards.
Claims (5)
1. a kind of plastics jack with metal cage, including the metal threaded pair of power drive, base member, lower support arm
Component, upper bearing arm component, top component, each revolute pair couple hinge, it is characterized in that：Come directly towards component（5）, base member（2）、
Lower support arm component（3）With upper bearing arm component（4）Metal cage and engineering plastics injection molding are all used, component is come directly towards
（5）Before injection molding, merging in a mold comes directly towards metal cage（12）；Base member（2）Before injection molding, it is placed in pedestal gold in a mold
Belong to retainer（13）；Upper bearing arm component（4）In upper supporting arm right side members（59）Before injection molding, supported in merging in a mold
Arm right side members metal cage（60）；Upper bearing arm component（4）In upper supporting arm left-hand side part（61）Before injection molding, in mold
Supporting arm left-hand side part metal cage in middle merging（62）；Lower support arm component（3）In lower support arm right side members（63）
Before injection molding, it is placed in lower support arm right side members metal cage in a mold（64）；Lower support arm component（3）In lower support arm
Left-hand side part（65）Before injection molding, it is placed in lower support arm left-hand side part metal cage in a mold（66）；The top formed with injection molding
Head part（5）The third coaxial aperture of upper setting（22）With top metal cage（12）On the first coaxial aperture（20）Coaxial group
It closes, the 4th coaxial aperture（23）With top metal cage（12）On the second coaxial aperture（21）Coaxially combined by injection molding；Pedestal
Component（2）In merging base metal retainer（13）In injection molding afterwards, the 5th coaxial aperture（38）With base metal retainer（13）
On the 7th coaxial aperture（36）Coaxially, the 6th coaxial aperture（39）With base metal retainer（13）On the 8th coaxial aperture（37）Together
Combined by injection molding to axis；In base member（2）The left other plate of pedestal（40）With the right other plate of pedestal（41）Between be set in parallel
Left counter-pressure plate（42）, middle counter-pressure plate（43）With right counter-pressure plate（44）；In base member（2）On offer the first cavity of province's material through hole
（51）, the second cavity（52）, third cavity（53）, the 4th cavity（54）, the 5th cavity（55）With the 6th cavity（56）；Upper bearing
Arm right side members（59）9th coaxial aperture of upper setting（58）With upper supporting arm right side members metal cage（60）On the tenth
Coaxial aperture（57）Coaxially, the 11st coaxial aperture（67）With the 12nd coaxial aperture（68）Coaxially combined by injection molding；Upper supporting arm is left
Sidepiece part（61）
13rd coaxial aperture of upper setting（69）With upper supporting arm left-hand side part metal cage（62）On the 14th coaxial aperture
（70）Coaxially, the 15th coaxial aperture（71）With the 16th coaxial aperture（72）Coaxially combined by injection molding；Lower support arm right side members
（63）17th coaxial aperture of upper setting（73）With lower support arm right side members metal cage（64）On the 18th coaxial aperture
（74）Coaxially, the 19th coaxial aperture（75）With the 20th coaxial aperture（76）Coaxially combined by injection molding；Lower support arm left-hand side part
（65）21st coaxial aperture of upper setting（77）With lower support arm left-hand side part metal cage（66）On it is the 22nd same
Axis hole（78）Coaxially, the 23rd coaxial aperture（79）With the 24th coaxial aperture（80）Coaxially combined by injection molding；Third rotates
It is secondary（8）By third coaxial aperture（22）, the 15th coaxial aperture（71）With the first axis pin（81）Implement rotation to couple；4th rotation
It is secondary（9）By the 4th coaxial aperture（23）, the 11st coaxial aperture（67）With the second axis pin（82）Implement rotation to couple；Second rotation
It is secondary（7）By the 6th coaxial aperture（39）, the 19th coaxial aperture（75）With the 4th axis pin（84）Implement rotation to couple；First rotation
It is secondary（6）By the 5th coaxial aperture（38）, the 23rd coaxial aperture（79）With third axis pin（83）Implement rotation to couple；5th turn
Dynamic pair（10）By the 13rd coaxial aperture（69）, the 21st coaxial aperture（77）And hinge nut（14）Implement rotation connection combination；
6th revolute pair（11）By the 9th coaxial aperture（58）, the 17th coaxial aperture（73）And hinge pin（15）Implement rotation connection group
It closes.
2. a kind of plastics jack with metal cage according to claim 1, it is further characterized in that：In top portion
Part（5）In top metal cage（12）On, it is provided with plate by left side（18）With plate by right side（19）, and with the first bridgeware
（16）With the second bridgeware（17）By plate by left side（18）With plate by right side（19）It is coupled integral.
3. the top component in the plastics jack according to claim 2 with metal cage, it is characterised in that:
In top component（5）On, it is equipped with " u "-shaped card slot（24）, the equal power plate of jackshaft（25）, and in the equal power plate of jackshaft（25）Bottom end two
Place is respectively provided with the first equal power seat（26）With the second equal power seat（27）；In the equal power plate of jackshaft（25）The arch front left that both sides connects firmly
Crane span structure（28）, arch front right crane span structure（29）, left crane span structure in arch（30）, right crane span structure in arch（31）, arch rear left crane span structure（32）
With arch rear right crane span structure（33）Left side bearing plate has integrally been connected firmly respectively（34）With right side bearing plate（35）；In the equal power plate of jackshaft
（25）Bottom end setting the first equal power seat（26）With the first axis pin（81）Implement running clearance cooperation, the second equal power seat（27）
With the second axis pin（82）Implement running clearance cooperation.
4. a kind of plastics jack with metal cage according to claim 1, it is further characterized in that：Base member
（2）In base metal retainer（13）" U "-shaped shape；In left counter-pressure plate（42）, middle counter-pressure plate（43）With right counter-pressure plate（44）
Upper end setting the first half round seats（45）, the second half round seats（46）, half round seat of third（47）With the left other plate of pedestal（40）'s
The right other plate of one through-hole, pedestal（41）A through-hole constitute the 5th coaxial aperture（38）；In left counter-pressure plate（42）, middle counter-pressure plate（43）With
Right counter-pressure plate（44）Upper end setting the 4th half round seat（48）, the 5th half round seat（49）, the 6th half round seat（50）With pedestal
Left other plate（40）Another through-hole, the right other plate of pedestal（41）Another through-hole constitute the 6th coaxial aperture（39）.
5. the base member of the plastics jack according to claim 4 with metal cage, it is further characterized in that：The
Half round seat（45）, the second half round seats（46）, half round seat of third（47）With third axis pin（83）It is rotatably assorted；4th half round seat
（48）, the 5th half round seat（49）, the 6th half round seat（50）With the 4th axis pin（84）Implement running clearance cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810785208.7A CN108584760B (en) | 2018-07-17 | 2018-07-17 | Plastic jack with metal retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810785208.7A CN108584760B (en) | 2018-07-17 | 2018-07-17 | Plastic jack with metal retainer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108584760A true CN108584760A (en) | 2018-09-28 |
| CN108584760B CN108584760B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810785208.7A Active CN108584760B (en) | 2018-07-17 | 2018-07-17 | Plastic jack with metal retainer |
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| Country | Link |
|---|---|
| CN (1) | CN108584760B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110371884A (en) * | 2019-07-29 | 2019-10-25 | 南通市通润汽车零部件有限公司 | A kind of scissor-like jack increases top component |
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| Publication number | Publication date |
|---|---|
| CN108584760B (en) | 2024-03-08 |
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