CN104249043A - Tool for spraying car rear door trim protecting plate - Google Patents
Tool for spraying car rear door trim protecting plate Download PDFInfo
- Publication number
- CN104249043A CN104249043A CN201410327509.7A CN201410327509A CN104249043A CN 104249043 A CN104249043 A CN 104249043A CN 201410327509 A CN201410327509 A CN 201410327509A CN 104249043 A CN104249043 A CN 104249043A
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- tube
- frame
- thrust tube
- back door
- window
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
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- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses a tool for spraying a car rear door trim protecting plate and belongs to the technical field of spraying tools. When the tool is used to spray paint on the car rear door trim protecting plate, a vertical spraying manner is adopted. When the car rear door trim protecting plate is fed into a drying workshop for high-temperature drying after paint spraying, the plastic plate at the bent part at the upper end of the rear door trim protecting plate is cooled, and the plastic plate is allowed to be less prone to buckling deformation. A left window rack and a right window rack are fixedly connected to the lower end of a lifter, an upper transverse rod tube cavity is formed in the upper transverse rod along the axis of each of the left window rack and the right window rack, and the two tube cavities are communicated. The tool further comprises a drive thrust tube, a driven thrust tube and a cooling water reflux cylinder. A sealed space formed by the upper transverse rod tube cavities, a first communicating tube, a second communicating tube and the drive thrust tube is filled with mercury or ethanol. A sealed space formed by the cooling water reflux cylinder, a hose and the driven thrust tube is filled with cooling water in a sealed manner.
Description
Technical field
The present invention relates to spraying frock technical field, particularly relate to a kind of automobile back door trim guard spraying frock.
Background technology
Along with the raising that people require automotive trim, present automobile production producer starts to spray the trim guard surface, back door of many vehicles.In the spraying production technology on trim guard surface, back door, need first to spray trim guard surface, back door, and then high-temperature baking is carried out in the trim guard feeding baking workshop, back door after spraying paint.Because back door trim guard generally adopts plastic material to make, plastics easily produce buckling deformation in the bake process running into high temperature, affect Product Assembly gap.
China Patent Publication No. CN103306163A, publication date is on September 18th, 2013, disclose a kind of spray equipment, for spraying to form coating at this body surface to the body surface run with certain speed, this object can produce windstream at body surface by operation, the nozzle that this spray equipment comprises shower and is connected with shower, nozzle to be arranged and for body surface sprayed coating towards body surface, the nozzle windstream that the operation of this object produces relatively has weather side and downwind side, this spray equipment also comprises the interrupter of the weather side being arranged on nozzle, interrupter is used for barrier air, prevent the spraying of air-flow to nozzle from having an impact.If after this spray equipment carries out spraying operation to automobile back door trim guard, when back door trim guard be sent to baking workshop carry out high-temperature baking time, due to the effect of pulling force, easily occur that the bending degree of trim guard upper end, back door bending part plastic plate diminishes, make trim guard upper end, back door bending part plastic plate produce buckling deformation, affect Product Assembly gap.
Summary of the invention
If the present invention is to solve after existing spray equipment carries out spraying operation to automobile back door trim guard, when back door trim guard be sent to baking workshop carry out high-temperature baking time, due to the effect of pulling force, easily occur that the bending degree of trim guard upper end, back door bending part plastic plate diminishes, trim guard upper end, back door bending part plastic plate is made to produce buckling deformation, affect the deficiency in Product Assembly gap, there is provided a kind of when spraying paint to back door trim guard, back door trim guard vertical mode is adopted to spray paint, and feeding baking workshop is carried out in high-temperature baking process after back door trim guard is sprayed paint, the bending part plastic plate of the type of cooling to trim guard upper end, back door is adopted to cool, trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation, painting quality is high, a kind of automobile back door trim guard spraying frock that baking quality is good.
To achieve these goals, the present invention is by the following technical solutions:
A kind of automobile back door trim guard spraying frock, comprise suspender, communicating pipe, No. two communicating pipes, connecting rod, the flexible pipe that makes of flexible material, horizontally disposed mounting blocks is fixedly connected with in the lower end of suspender, be connected to left window-frame and right window-frame at the two ends of mounting blocks, and the cross tube of left window-frame and right window-frame is heat-conducting making; Cross tube tube chamber is provided with along axis respectively in the cross tube of left window-frame and right window-frame, and the cross tube tube chamber on left window-frame is communicated with communicating pipe by No. one with the cross tube tube chamber of right window-frame, and one end of a cross tube tube chamber is provided with the cross tube tube chamber intercommunicating pore communicated with cross tube tube chamber wherein; Also comprise initiatively thrust tube and passive thrust tube, and the lumen diameter of passive thrust tube is greater than the lumen diameter of initiatively thrust tube, initiatively one end of thrust tube is connected on one end of passive thrust tube, and the center line of the center line of active thrust tube and passive thrust tube point-blank; Be provided with the junction of active thrust tube the passage communicated with passive thrust tube inner chamber at passive thrust tube; Be provided with passive thrust tube seal cover in passive thrust tube external port, passive thrust tube seal cover is provided with the passive thrust tube connecting hole communicated with passive thrust tube inner chamber; Be provided with initiatively thrust tube seal cover in active thrust tube external port, active thrust tube seal cover is provided with the active thrust tube connecting hole communicated with active thrust tube inner chamber; Slide in active thrust tube and be provided with active piston, sliding in passive thrust tube is provided with passive piston, and active piston is fixedly connected with by connecting rod with passive piston; Also comprise the opening up and vertical tangent plane of the inner chamber cooling water backflow cylinder in " U " shape, in cooling water backflow cylinder, be provided with the recovery piston freely slided up and down, be provided with cooling water that the cylinder inner chamber that to reflux with cooling water communicates reflux cylinder intercommunicating pore in the reflux bottom of cylinder of cooling water; The cross tube upper surface of left window-frame and right window-frame is provided with groove along axis; Flexible pipe is fixed in two grooves, and one end of flexible pipe is connected on cooling water backflow cylinder intercommunicating pore, and the other end of flexible pipe is connected on passive thrust tube connecting hole; One end of No. two communicating pipes is connected on cross tube tube chamber intercommunicating pore, and the other end of No. two communicating pipes is connected on active thrust tube connecting hole; The lumen diameter of a communicating pipe equals the lumen diameter of No. two communicating pipes, and initiatively the lumen diameter of thrust tube is more than or equal to the lumen diameter of No. two communicating pipes, and the lumen diameter of cross tube tube chamber is greater than the lumen diameter of initiatively thrust tube; Mercury or ethanol has been filled in the confined space that cross tube tube chamber, a communicating pipe, No. two communicating pipes and active thrust tube form; Airtightly in the confined space that forms of cooling water backflow cylinder, flexible pipe and passive thrust tube fill cooling water.
This programme in use, back door trim guard is hung up respectively on left window-frame and right window-frame, the bending part plastic plate of trim guard upper end, back door is allowed to hang on the cross tube of left window-frame and right window-frame, the bending part plastic plate of trim guard upper end, back door is just pressed on the upper surface of cross tube, and the bending part plastic plate of trim guard upper end, back door is also pressed on the flexible pipe upper surface on cross tube simultaneously.When spraying paint to back door trim guard, allowing and adopting back door trim guard vertical mode to spray paint.When after back door trim guard is sprayed paint, high-temperature baking is carried out in feeding baking workshop, because back door trim guard and cross tube are subject to high-temperature baking simultaneously, being sealed in mercury in cross tube luminal space or ethanol contend will undergoes rapid expansion, result after mercury or ethanol contend expand makes the confined space of initiatively thrust tube produce larger pressure, this pressure will promote active piston and move to passive thrust tube one end, because passive piston and active piston connect together, therefore active piston is in the process of passive thrust tube one end movement, also promote passive piston to move to passive thrust tube one end, the cooling water flow that passive piston can promote in passive thrust tube refluxes in cylinder to cooling water.Here, the cooling water flow in cooling water backflow cylinder up can push up recovery piston.Cooling water flow into the process of cooling water backflow cylinder from passive thrust tube, and cooling water can through being arranged in the flexible pipe in cross tube groove.Bending part plastic plate due to trim guard upper end, back door is pressed on the flexible pipe upper surface on cross tube, the low temperature of cooling water will be delivered on the bending part plastic plate of trim guard upper end, back door, thus reduce the temperature of the bending part plastic plate of trim guard upper end, back door, not easily occur that the bending degree of trim guard upper end, back door bending part plastic plate diminishes, trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation because being subject to temperatures involved, painting quality is high, baking quality is good, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.Otherwise, after this frock leaves high-temperature baking workshop, because temperature declines, be sealed in mercury in cross tube luminal space or ethanol contend will reduce rapidly, recovery piston in cooling water backflow cylinder will toward pressing down, cooling water in cooling water backflow cylinder will be back in passive thrust tube, thus realizes the use that this frock goes round and begins again.
If directly cooled the bending part plastic plate of trim guard upper end, back door with regard to one at painting workshop or baking workshop, the bending part plastic plate of trim guard upper end, back door so can be caused because temperature is lower than the temperature at other position, cause the uniformity of whole back door trim guard painting thickness different.Because position that temperature is high is easy to absorb paint, and the degree of the low site absorption paint of temperature will lower than the high position of temperature, and whole back door trim guard will be caused to spray paint on face aberration, thus impact causes the painting quality of whole back door trim guard.This programme solves the homogeneity question of painting thickness by the mode first do not cooled.The frock of this programme does not produce cooling when painting workshop, and trim guard temperature everywhere in back door is identical, and ensure that the painting quality of whole back door trim guard, painting quality is high.
If directly cooled the bending part plastic plate of trim guard upper end, back door with regard to one in baking workshop, so can cause the bending part plastic plate of trim guard upper end, back door due to temperature lower than other position, spraying paint on the bending part plastic plate of trim guard upper end, back door and back door trim guard other parts plastic plate is caused to toast dry time length variant, the time difference dried that back door trim guard is sprayed paint there will be the paint first dried and after produce uneven pulling force between the paint dried, the slight crack of lacquer painting may be there is in this pulling force, back door trim guard even can be allowed to produce buckling deformation, affect the painting quality of whole back door trim guard.This programme cools by just starting the bending part plastic plate of cooling water to trim guard upper end, back door after being baked to a certain degree, allowing mercury in cross tube tube chamber or ethanol contend, due to temperature change, Volume Changes occurring, solve the homogeneity question of baking of spraying paint, ensure that the painting quality of whole back door trim guard, baking quality is good.
As preferably, the cross tube of left window-frame and right window-frame is rotatably connected on the two ends of mounting blocks respectively, and on the longitudinal rod facing face at left window-frame and right window-frame along the longitudinal rod axis be provided with chute; Mounting blocks between left window-frame and right window-frame is installed with the vertical cylinder down of expansion link; Also comprise the sliding bar in " mountain " font, two outer branch end of sliding bar are slidably connected in the chute of left window-frame and two longitudinal rods corresponding to right window-frame respectively, and the medial fascicle end of sliding bar is connected on the expansion link of cylinder; And the expansion link of cylinder is retracted to the most left window-frame and right window-frame and is respectively horizontally disposed, and when the expansion link of cylinder is elongated to the longest, left window-frame and right window-frame are respectively vertical layout; Also comprise controller, controller is connected with the control end of cylinder.
This programme adopts back door trim guard flat manner to ensure as far as possible, and the also not dry paint that back door trim guard is sprayed is not easily toward current downflow.When starting, the expansion link of cylinder is in maximum elongation state.In the process of baking, when being fed to baking workshop after back door trim guard is sprayed paint and carrying out high-temperature baking, send work order by controller to the control end of cylinder, the expansion link of cylinder shrinks, and expansion link pulls sliding bar to move up.Cross tube due to left window-frame and right window-frame is rotatably connected on the two ends of mounting blocks respectively, and in the process that sliding bar moves up, left window-frame and right window-frame drive back door trim guard to become level from vertical state.Back door trim guard gradually becomes level from vertical state, or back door trim guard gradually becomes vertical state from level, this is not only easy to spray paint, also ensure that the also not dry paint that back door trim guard is sprayed is not easily toward the control mode of current downflow for the baking of back door trim guard japanning provides as far as possible, also allow back door trim guard reduces trim guard upper end, back door bending part plastic plate pulling force when level, the bending degree of trim guard upper end, back door bending part plastic plate is remained unchanged, also trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation because being subject to temperatures involved, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.
As preferably, wrinkle gear paint cover is sealedly connected with between left window-frame and the left part of right window-frame, between right part, between upper end and between bottom, and the wrinkle gear paint cover between upper end is connected to the inner top side of left window-frame and right window-frame, and the wrinkle gear paint cover between upper end is for middle part is higher than the layout of left and right end, and be also sealedly connected with wrinkle gear paint cover on the window inner side of left window-frame and right window-frame.Wrinkle gear paint cover can ensure that cylinder, chute and sliding bar are not polluted by paint, and wrinkle gear paint cover also ensures that the rotatable connecting portion of left window-frame and right window-frame and mounting blocks is not painted and pollutes.Wrinkle gear paint cover between upper end is the layout of middle part higher than left and right end, and the paint that this structure can make wrinkle keep off paint cover upper end freely flows down from side, makes the paint above it can not flow to back door trim guard, ensures the quality that back door trim guard is sprayed paint.
As preferably, cooling water backflow cylinder upper end is provided with backflow cylinder seal cover, and backflow cylinder seal cover is provided with backflow cylinder cap apertures, and backflow cylinder cap apertures is connected with wireway.The other end of wireway is placed on the outside of painting workshop in use, is convenient to cooling water backflow cylinder and absorbs cleanly gas, increase the service life.
As preferably, cooling water backflow cylinder, initiatively thrust tube and passive thrust tube are separately fixed at suspender upper end.This structure is simple, is easy to the service life extending this frock.
As preferably, the longitudinal section of chute, in " convex " font, is provided with the slide rail mated with concave shape chute at sliding bar two ends.Good stability, reliability is high.
As preferably, the left longitudinal rod of left window-frame and right window-frame is provided with the pilot pin corresponding with the handle hole in the trim guard of back door.Allow the not easily landing of back door trim guard, safe and reliable.
The present invention can reach following effect:
1, the present invention is when spraying paint to back door trim guard, back door trim guard vertical mode is adopted to spray paint, and when after back door trim guard is sprayed paint, high-temperature baking is carried out in feeding baking workshop, back door trim guard flat manner is adopted to toast, and adopt the bending part plastic plate of the type of cooling to trim guard upper end, back door to cool in the process of baking, trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation, painting quality is high, baking quality is good, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.
2, the present invention is easy to spray paint to back door trim guard, and when after back door trim guard is sprayed paint, high-temperature baking is carried out in feeding baking workshop, adopt back door trim guard flat manner to ensure the also not dry paint that back door trim guard is sprayed is not easily toward current downflow as far as possible, also adopt the type of cooling to ensure trim guard upper end, the back door bending part plastic plate that plastic material makes not easily produces buckling deformation as far as possible, and fit-up gap quality is high.
Accompanying drawing explanation
Fig. 1 is the axle construction schematic diagram such as one of the present invention when not installing wrinkle gear paint cover.
Fig. 2 is the left TV structure schematic diagram of one that the present invention does not install when wrinkle gear paint covers.
Fig. 3 is a kind of structural representation that the present invention installs when wrinkle gear paint covers.
Fig. 4 is a kind of tangent plane syndeton schematic diagram of slide rail of the present invention and cross tube chute junction.
Fig. 5 is a kind of flow path structure schematic diagram of cooling water of the present invention and mercury or ethanol.
Fig. 6 is a kind of circuit theory syndeton schematic diagram of the present invention.
Fig. 7 is a kind of structural representation of automobile back door trim guard of the present invention.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: a kind of automobile back door trim guard spraying frock, shown in Fig. 1, Fig. 2,
Comprise suspender 1, communicating pipe 2, No. two communicating pipes 3, connecting rod 4, the flexible pipe 5 that makes of flexible material, horizontally disposed mounting blocks 6 is fixedly connected with in the lower end of suspender, be connected to left window-frame 7 and right window-frame 8 at the two ends of mounting blocks, and the cross tube 9 of left window-frame and right window-frame is heat-conducting making; Cross tube tube chamber 10 is provided with along axis respectively in the cross tube of left window-frame and right window-frame, and the cross tube tube chamber on left window-frame is communicated with communicating pipe by No. one with the cross tube tube chamber of right window-frame, and one end of a cross tube tube chamber is provided with the cross tube tube chamber intercommunicating pore 11 communicated with cross tube tube chamber wherein; Also comprise initiatively thrust tube 12 and passive thrust tube 13, and the lumen diameter of passive thrust tube is greater than the lumen diameter of initiatively thrust tube, initiatively one end of thrust tube is connected on one end of passive thrust tube, and the center line of the center line of active thrust tube and passive thrust tube point-blank; Be provided with the junction of active thrust tube the passage 14 communicated with passive thrust tube inner chamber at passive thrust tube; Be provided with passive thrust tube seal cover 15 in passive thrust tube external port, passive thrust tube seal cover is provided with the passive thrust tube connecting hole 16 communicated with passive thrust tube inner chamber; Be provided with initiatively thrust tube seal cover 17 in active thrust tube external port, active thrust tube seal cover is provided with the active thrust tube connecting hole 18 communicated with active thrust tube inner chamber; Slide in active thrust tube and be provided with active piston 19, sliding in passive thrust tube is provided with passive piston 20, and active piston is fixedly connected with by connecting rod with passive piston; Also comprise the opening up and vertical tangent plane of the inner chamber cooling water backflow cylinder 21 in " U " shape, the recovery piston 22 freely slided up and down is provided with in cooling water backflow cylinder, be provided with cooling water that the cylinder inner chamber that to reflux with cooling water communicates to reflux cylinder intercommunicating pore 23 in the bottom of cooling water backflow cylinder, backflow cylinder seal cover 34 is provided with in cooling water backflow cylinder upper end, backflow cylinder seal cover is provided with backflow cylinder cap apertures 35, backflow cylinder cap apertures is connected with wireway 36.The cross tube upper surface of left window-frame and right window-frame is provided with groove 24 along axis; Flexible pipe is fixed in two grooves, and one end of flexible pipe is connected on cooling water backflow cylinder intercommunicating pore, and the other end of flexible pipe is connected on passive thrust tube connecting hole; One end of No. two communicating pipes is connected on cross tube tube chamber intercommunicating pore, and the other end of No. two communicating pipes is connected on active thrust tube connecting hole; The lumen diameter of a communicating pipe equals the lumen diameter of No. two communicating pipes, and initiatively the lumen diameter of thrust tube is more than or equal to the lumen diameter of No. two communicating pipes, and the lumen diameter of cross tube tube chamber is greater than the lumen diameter of initiatively thrust tube; Mercury or ethanol 25 has been filled in the confined space that cross tube tube chamber, a communicating pipe, No. two communicating pipes and active thrust tube form; Airtightly in the confined space that forms of cooling water backflow cylinder, flexible pipe and passive thrust tube fill cooling water 26.Cooling water backflow cylinder, active thrust tube and passive thrust tube are separately fixed at suspender upper end.The left longitudinal rod of left window-frame and right window-frame is provided with the pilot pin 37 corresponding with the handle hole in the trim guard of back door.The cross tube of left window-frame and right window-frame is rotatably connected on the two ends of mounting blocks respectively, and on the longitudinal rod 27 facing face at left window-frame and right window-frame along the longitudinal rod axis be provided with chute 28, the longitudinal section of chute is in " convex " font; Mounting blocks between left window-frame and right window-frame is installed with the vertical cylinder 30 down of expansion link 29; Also comprise the sliding bar 31 in " mountain " font, the slide rail 39 mated with concave shape chute is respectively equipped with in two outer branch end of sliding bar, the slide rail at sliding bar two ends is slidably connected in the chute of left window-frame and two longitudinal rods corresponding to right window-frame, and the medial fascicle end of sliding bar is connected on the expansion link of cylinder; And the expansion link of cylinder is retracted to the most left window-frame and right window-frame and is respectively horizontally disposed, and when the expansion link of cylinder is elongated to the longest, left window-frame and right window-frame are respectively vertical layout; Also comprise controller 32, controller is connected with the control end of cylinder.Wrinkle gear paint cover 33 is sealedly connected with between left window-frame and the left part of right window-frame, between right part, between upper end and between bottom, and the wrinkle gear paint cover between upper end is connected to the inner top side of left window-frame and right window-frame, and the wrinkle gear paint cover between upper end is for middle part is higher than the layout of left and right end, and be also sealedly connected with wrinkle gear paint cover on the window inner side of left window-frame and right window-frame.
The present embodiment in use, back door trim guard 40 is hung up respectively on left window-frame and right window-frame, and allow the bending part plastic plate of trim guard upper end, back door hang on the cross tube of left window-frame and right window-frame, namely the flanging 42 of trim guard upper end, back door is hung on cross tube, handle hole 41 in the trim guard of back door is through in pilot pin, on this flexible pipe upper surface that bending part plastic plate of trim guard upper end, back door is also pressed on cross tube.When spraying paint to back door trim guard, allowing and adopting back door trim guard vertical mode to spray paint.When after back door trim guard is sprayed paint, high-temperature baking is carried out in feeding baking workshop, because back door trim guard and cross tube are subject to high-temperature baking simultaneously, being sealed in mercury in cross tube luminal space or ethanol contend will undergoes rapid expansion, result after mercury or ethanol contend expand makes the confined space of initiatively thrust tube produce larger pressure, this pressure will promote active piston and move to passive thrust tube one end, because passive piston and active piston connect together, therefore active piston is in the process of passive thrust tube one end movement, also promote passive piston to move to passive thrust tube one end, the cooling water flow that passive piston can promote in passive thrust tube refluxes in cylinder to cooling water.Here, the cooling water flow in cooling water backflow cylinder up can push up recovery piston.Cooling water flow into the process of cooling water backflow cylinder from passive thrust tube, and cooling water can through being arranged in the flexible pipe in cross tube groove.Bending part plastic plate due to trim guard upper end, back door is pressed on the flexible pipe upper surface on cross tube, the low temperature of cooling water will be delivered on the bending part plastic plate of trim guard upper end, back door, thus reduce the temperature of the bending part plastic plate of trim guard upper end, back door, not easily occur that the bending degree of trim guard upper end, back door bending part plastic plate diminishes, trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation because being subject to temperatures involved, painting quality is high, baking quality is good, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.Otherwise, after this frock leaves high-temperature baking workshop, because temperature declines, be sealed in mercury in cross tube luminal space or ethanol contend will reduce rapidly, recovery piston in cooling water backflow cylinder will toward pressing down, cooling water in cooling water backflow cylinder will be back in passive thrust tube, thus realizes the use that this frock goes round and begins again.
If directly cooled the bending part plastic plate of trim guard upper end, back door with regard to one at painting workshop or baking workshop, the bending part plastic plate of trim guard upper end, back door so can be caused because temperature is lower than the temperature at other position, cause the uniformity of whole back door trim guard painting thickness different.Because position that temperature is high is easy to absorb paint, and the degree of the low site absorption paint of temperature will lower than the high position of temperature, and whole back door trim guard will be caused to spray paint on face aberration, thus impact causes the painting quality of whole back door trim guard.The present embodiment solves the homogeneity question of painting thickness by the mode first do not cooled.The frock of the present embodiment does not produce cooling when painting workshop, and trim guard temperature everywhere in back door is identical, and ensure that the painting quality of whole back door trim guard, painting quality is high.
If directly cooled the bending part plastic plate of trim guard upper end, back door with regard to one in baking workshop, so can cause the bending part plastic plate of trim guard upper end, back door due to temperature lower than other position, spraying paint on the bending part plastic plate of trim guard upper end, back door and back door trim guard other parts plastic plate is caused to toast dry time length variant, the time difference dried that back door trim guard is sprayed paint there will be the paint first dried and after produce uneven pulling force between the paint dried, the slight crack of lacquer painting may be there is in this pulling force, back door trim guard even can be allowed to produce buckling deformation, affect the painting quality of whole back door trim guard.The present embodiment cools by just starting the bending part plastic plate of cooling water to trim guard upper end, back door after being baked to a certain degree, allowing mercury in cross tube tube chamber or ethanol contend, due to temperature change, Volume Changes occurring, solve the homogeneity question of baking of spraying paint, ensure that the painting quality of whole back door trim guard, baking quality is good.
The present embodiment adopts back door trim guard flat manner to ensure as far as possible, and the also not dry paint that back door trim guard is sprayed is not easily toward current downflow.When starting, the expansion link of cylinder is in maximum elongation state.In the process of baking, when being fed to baking workshop after back door trim guard is sprayed paint and carrying out high-temperature baking, send work order by controller to the control end of cylinder, the expansion link of cylinder shrinks, and expansion link pulls sliding bar to move up.Cross tube due to left window-frame and right window-frame is rotatably connected on the two ends of mounting blocks respectively, and in the process that sliding bar moves up, left window-frame and right window-frame drive back door trim guard to become level from vertical state.Back door trim guard gradually becomes level from vertical state, or back door trim guard gradually becomes vertical state from level, this is not only easy to spray paint, also ensure that the also not dry paint that back door trim guard is sprayed is not easily toward the control mode of current downflow for the baking of back door trim guard japanning provides as far as possible, also allow back door trim guard reduces trim guard upper end, back door bending part plastic plate pulling force when level, the bending degree of trim guard upper end, back door bending part plastic plate is remained unchanged, also trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation because being subject to temperatures involved, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.
Wrinkle gear paint cover can ensure that cylinder, chute and sliding bar are not polluted by paint, and wrinkle gear paint cover also ensures that the rotatable connecting portion of left window-frame and right window-frame and mounting blocks is not painted and pollutes.Wrinkle gear paint cover between upper end is the layout of middle part higher than left and right end, and the paint that this structure can make wrinkle keep off paint cover upper end freely flows down from side, makes the paint above it can not flow to back door trim guard, ensures the quality that back door trim guard is sprayed paint.Chute and slide rail cooperation make good stability, and reliability is high.Pilot pin allows the not easily landing of back door trim guard, safe and reliable.
The present embodiment is when spraying paint to back door trim guard, back door trim guard vertical mode is adopted to spray paint, and when after back door trim guard is sprayed paint, high-temperature baking is carried out in feeding baking workshop, back door trim guard flat manner is adopted to toast, and adopt the bending part plastic plate of the type of cooling to trim guard upper end, back door to cool in the process of baking, trim guard upper end, back door bending part plastic plate is made not easily to produce buckling deformation, painting quality is high, baking quality is good, protect the quality of positive back door trim guard, fully can ensure the fit-up gap quality requirement of product.
Describe embodiments of the present invention by reference to the accompanying drawings above, but do not limit by above-described embodiment when realizing, those of ordinary skill in the art can make a variety of changes within the scope of the appended claims or revise.
Claims (7)
1. an automobile back door trim guard spraying frock, it is characterized in that, comprise suspender (1), communicating pipe (2), No. two communicating pipes (3), connecting rod (4), the flexible pipe (5) that makes of flexible material, horizontally disposed mounting blocks (6) is fixedly connected with in the lower end of suspender, be connected to left window-frame (7) and right window-frame (8) at the two ends of mounting blocks, and the cross tube of left window-frame and right window-frame (9) is heat-conducting making;
Cross tube tube chamber (10) is provided with along axis respectively in the cross tube of left window-frame and right window-frame, and the cross tube tube chamber on left window-frame is communicated with communicating pipe by No. one with the cross tube tube chamber of right window-frame, and one end of a cross tube tube chamber is provided with the cross tube tube chamber intercommunicating pore (11) communicated with cross tube tube chamber wherein;
Also comprise initiatively thrust tube (12) and passive thrust tube (13), and the lumen diameter of passive thrust tube is greater than the lumen diameter of initiatively thrust tube, initiatively one end of thrust tube is connected on one end of passive thrust tube, and the center line of the center line of active thrust tube and passive thrust tube point-blank; Be provided with the junction of active thrust tube the passage (14) communicated with passive thrust tube inner chamber at passive thrust tube;
Be provided with passive thrust tube seal cover (15) in passive thrust tube external port, passive thrust tube seal cover is provided with the passive thrust tube connecting hole (16) communicated with passive thrust tube inner chamber;
Be provided with initiatively thrust tube seal cover (17) in active thrust tube external port, active thrust tube seal cover is provided with the active thrust tube connecting hole (18) communicated with active thrust tube inner chamber; Slide in active thrust tube and be provided with active piston (19), sliding in passive thrust tube is provided with passive piston (20), and active piston is fixedly connected with by connecting rod with passive piston;
Also comprise the opening up and vertical tangent plane of inner chamber cooling water backflow cylinder (21) in " U " shape, in cooling water backflow cylinder, be provided with the recovery piston (22) freely slided up and down, be provided with cooling water that the cylinder inner chamber that to reflux with cooling water communicates reflux cylinder intercommunicating pore (23) in the reflux bottom of cylinder of cooling water;
The cross tube upper surface of left window-frame and right window-frame is provided with groove (24) along axis; Flexible pipe is fixed in two grooves, and one end of flexible pipe is connected on cooling water backflow cylinder intercommunicating pore, and the other end of flexible pipe is connected on passive thrust tube connecting hole; One end of No. two communicating pipes is connected on cross tube tube chamber intercommunicating pore, and the other end of No. two communicating pipes is connected on active thrust tube connecting hole;
The lumen diameter of a communicating pipe equals the lumen diameter of No. two communicating pipes, and initiatively the lumen diameter of thrust tube is more than or equal to the lumen diameter of No. two communicating pipes, and the lumen diameter of cross tube tube chamber is greater than the lumen diameter of initiatively thrust tube;
Mercury or ethanol (25) has been filled in the confined space that cross tube tube chamber, a communicating pipe, No. two communicating pipes and active thrust tube form; Airtightly in the confined space that forms of cooling water backflow cylinder, flexible pipe and passive thrust tube fill cooling water (26).
2. a kind of automobile back door trim guard spraying frock according to claim 1, it is characterized in that, the cross tube of left window-frame and right window-frame is rotatably connected on the two ends of mounting blocks respectively, and on the longitudinal rod (27) facing face at left window-frame and right window-frame along the longitudinal rod axis be provided with chute (28); Mounting blocks between left window-frame and right window-frame is installed with the vertical cylinder (30) down of expansion link (29);
Also comprise the sliding bar (31) in " mountain " font, two outer branch end of sliding bar are slidably connected in the chute of left window-frame and two longitudinal rods corresponding to right window-frame respectively, and the medial fascicle end of sliding bar is connected on the expansion link of cylinder; And the expansion link of cylinder is retracted to the most left window-frame and right window-frame and is respectively horizontally disposed, and when the expansion link of cylinder is elongated to the longest, left window-frame and right window-frame are respectively vertical layout;
Also comprise controller (32), controller is connected with the control end of cylinder.
3. a kind of automobile back door trim guard spraying frock according to claim 2, it is characterized in that, wrinkle gear paint cover (33) are sealedly connected with between left window-frame and the left part of right window-frame, between right part, between upper end and between bottom, and the wrinkle gear paint cover between upper end is connected to the inner top side of left window-frame and right window-frame, and the wrinkle gear paint cover between upper end is for middle part is higher than the layout of left and right end, and be also sealedly connected with wrinkle gear paint cover on the window inner side of left window-frame and right window-frame.
4. a kind of automobile back door trim guard spraying frock according to claim 3, it is characterized in that, cooling water backflow cylinder upper end is provided with backflow cylinder seal cover (34), backflow cylinder seal cover is provided with backflow cylinder cap apertures (35), backflow cylinder cap apertures is connected with wireway (36).
5. a kind of automobile back door trim guard spraying frock according to claim 1, is characterized in that, cooling water backflow cylinder, active thrust tube and passive thrust tube are separately fixed at suspender upper end.
6. a kind of automobile back door trim guard spraying frock according to claim 2, is characterized in that, the longitudinal section of chute, in " convex " font, is provided with the slide rail (39) mated with concave shape chute at sliding bar two ends.
7. a kind of automobile back door trim guard spraying frock according to claim 1 or 2 or 3 or 4 or 5 or 6, it is characterized in that, the left longitudinal rod of left window-frame and right window-frame is provided with the pilot pin (37) corresponding with the handle hole (41) in back door trim guard (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327509.7A CN104249043B (en) | 2014-07-10 | 2014-07-10 | A kind of automobile back door trim guard spraying frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410327509.7A CN104249043B (en) | 2014-07-10 | 2014-07-10 | A kind of automobile back door trim guard spraying frock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104249043A true CN104249043A (en) | 2014-12-31 |
| CN104249043B CN104249043B (en) | 2016-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410327509.7A Expired - Fee Related CN104249043B (en) | 2014-07-10 | 2014-07-10 | A kind of automobile back door trim guard spraying frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104249043B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395970A (en) * | 2018-12-06 | 2019-03-01 | 浙江众泰汽车制造有限公司 | A kind of automobile front floor threshold side bar sealant for spot welding rubber coating fixture |
| CN111545378A (en) * | 2020-05-18 | 2020-08-18 | 陈秀凤 | Environment-friendly vehicle environment-friendly frame for chemical wastes |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5551980A (en) * | 1995-01-12 | 1996-09-03 | Turnbo; James R. | Holder for supporting doors to be treated |
| DE202005017943U1 (en) * | 2004-04-01 | 2006-01-05 | Eisenmann Maschinenbau Gmbh & Co. Kg | Door stay for holding vehicle door open, especially during surface treatment of motor vehicle body |
| CN102335642A (en) * | 2010-07-23 | 2012-02-01 | 李松湖 | Manufacturing method for clamp special for coating automobile door |
| JP2012148698A (en) * | 2011-01-20 | 2012-08-09 | Honda Motor Co Ltd | Door jig |
| CN203108752U (en) * | 2012-12-25 | 2013-08-07 | 广汽本田汽车有限公司 | Vehicle door limiting clamp suitable for decorating and spraying in vehicle |
-
2014
- 2014-07-10 CN CN201410327509.7A patent/CN104249043B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5551980A (en) * | 1995-01-12 | 1996-09-03 | Turnbo; James R. | Holder for supporting doors to be treated |
| DE202005017943U1 (en) * | 2004-04-01 | 2006-01-05 | Eisenmann Maschinenbau Gmbh & Co. Kg | Door stay for holding vehicle door open, especially during surface treatment of motor vehicle body |
| CN102335642A (en) * | 2010-07-23 | 2012-02-01 | 李松湖 | Manufacturing method for clamp special for coating automobile door |
| JP2012148698A (en) * | 2011-01-20 | 2012-08-09 | Honda Motor Co Ltd | Door jig |
| CN203108752U (en) * | 2012-12-25 | 2013-08-07 | 广汽本田汽车有限公司 | Vehicle door limiting clamp suitable for decorating and spraying in vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395970A (en) * | 2018-12-06 | 2019-03-01 | 浙江众泰汽车制造有限公司 | A kind of automobile front floor threshold side bar sealant for spot welding rubber coating fixture |
| CN111545378A (en) * | 2020-05-18 | 2020-08-18 | 陈秀凤 | Environment-friendly vehicle environment-friendly frame for chemical wastes |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104249043B (en) | 2016-08-31 |
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Granted publication date: 20160831 Termination date: 20170710 |