CN207576808U - Fuel tank automatic coating production equipment - Google Patents

Abstract

A kind of fuel tank automatic coating production equipment, including filling paint equipment and rolling paint equipment, it fills paint equipment and is fixed with cylinder in crossbeam, the piston rod of cylinder is connected with filling paint mouth, it is fixed in below the crossbeam and connects batea, filling lacquerer position, filling paint mouth, which leaves, connects batea to tank filling, in non-filling lacquerer position, filling paint mouth, which stretches into, connects batea；Rolling paint equipment includes robot arm and is fixed on the rolling paint fixture mount of robot arm, rolling paint fixture mount includes transverse direction and longitudinal direction for two crossbeams in right-angled intersection, two sets of clamping fixtures are separately installed in two crossbeams, the clamping in four orientation is carried out to fuel tank.Its advantage is the automated production that can be achieved to fill paint and rolling paint, greatly improves production efficiency；Accurately control the dosage for the anti-decaying paint for pouring into fuel tank；Anti-decaying paint can be avoided to drop in fuel tank and fill paint mouth and outer surface；The labor intensity of worker is reduced, protects the health of worker；The fuel tank that production line is suitable for different model is produced.

Description

Fuel tank automatic coating production equipment

Technical field

The utility model is related to mechanical engineering technical field, more particularly to a kind of oil suitable for the production of automobile metal fuel tank Case automatic coating production equipment.

Background technology

It in the production process of automobile metal fuel tank, needs anti-decaying paint pouring into fuel tank, this process is known as filling paint, then rocks Fuel tank, anti-decaying paint are then applied on inner wall of oil tank, this process is known as rolling paint, and two process existing methods are all manual operation, are deposited In following shortcoming：Fill paint when be difficult to accurately control pour into fuel tank anti-decaying paint dosage, anti-decaying paint easily drop in fuel tank fill paint mouth and Outer surface also needs artificial residual of wiping to paint；Artificial rolling paint can not ensure that anti-decaying paint can uniformly, be comprehensively applied in fuel tank Wall influences smearing quality；Labor intensity is big, particularly manually rocks fuel tank this action and consumes one's strength very much；Automation Degree is low, low production efficiency；Anti-decaying paint is harmful substance, closely operates the health for influencing worker for a long time.

Utility model content

The purpose of this utility model is just to provide a kind of achievable automated production for filling paint and rolling paint, greatly improves production The fuel tank automatic coating production equipment for inner wall of oil tank automatic coating of efficiency.

The solution of the utility model is such：

A kind of fuel tank automatic coating production equipment, including filling paint equipment and rolling paint equipment, using conveyer chain by fuel tank from filling Paint equipment is transmitted to rolling paint equipment, and the paint equipment that fills includes being located at the filling paint assembly support above conveyer chain, fills paint component branch Frame is equipped with two cross slide ways, and crossbeam can be moved along cross slide way, and cylinder, the piston rod connection of cylinder are fixed in crossbeam There is filling paint mouth, form the structure for being driven by piston rod and filling paint mouth transverse shifting；It is fixed in below the crossbeam and connects batea, it is described to connect paint The right end of disk there are for fill paint mouth by notch, cylinder piston rod drive fill paint mouth be located at fill lacquerer position when, fill paint mouth It leaves and connects batea, the paint for filling paint mouth outflow flows downwardly into fuel tank inner chamber；Filling paint mouth is driven to be located at filling paint in the piston rod of cylinder non- During filling lacquerer position, filling paint mouth, which stretches into, to be connect above batea, and the drip paint on filling paint mouth, which is directly fallen to, to be connect in batea；The rolling paint equipment Including robot arm and the rolling paint fixture mount of robot arm is fixed on, the rolling paint fixture mount includes transverse direction and longitudinal direction For two crossbeams in right-angled intersection, wherein transverse cross beams are the crossbeam with sliding rail；Sliding rail is horizontal slide rail, and there are two lead for connection To seat so that two guide holders connect into slide construction with sliding rail, and guide holder is fixed with sliding seat, is equipped in one end of crossbeam Servo motor, the Bidirectional-screw of connection servo motor shaft connect with the nut of each sliding seat, are formed and driven by Bidirectional-screw The structure that two sliding seat are moved left and right along sliding rail；A lower air cylinder stent, lower air cylinder is fixedly mounted in each sliding seat The lower air cylinder of one three-axis structure on stent is installed, transverse direction is fixed in the cylinder head direction of sliding seat face lower air cylinder Briquetting so that fuel tank edge can be fixed in lateral briquetting when the cylinder head of lower air cylinder extends downwardly；Longitudinal crossbeam Topmost and each one gripper cylinder stent of installation of lowest part, the clamping gas of a three-axis structure is installed on gripper cylinder stent Cylinder, the longitudinal briquetting of installation one on the piston rod of gripper cylinder, the robot arm will roll paint fixture mount lift in the air into 360 ° of row rocks.

More specific technical solution further includes：The sliding-rail sliding that the crossbeam for filling paint equipment is used with filling paint assembly support Structure setting is useful for the bolt of positioning, and after to filling paint mouth positioning, crossbeam is connect fastening with filling paint assembly support with bolt.

Further：The crossbeam for filling paint equipment is provided with travel switch in the range of the piston rod stroke of cylinder and leads Rail, travel switch and travel switch guide rail connect into sliding rail slide construction, after to filling paint mouth positioning, with bolt by crossbeam and row Cheng Kaiguan connections fasten.

Further：Two cross slide ways are fixed on the top for filling paint assembly support, and cross slide way is distributed in conveyer chain branch Frame both sides are simultaneously parallel with conveyer chain moving direction.

Further：A longitudinal rail is installed on the crossbeam, longitudinal rail is located at the lower section of cylinder；Longitudinal direction Longitudinal rail seat on guide rail is installed, longitudinal rail seat and one are filled to the metal for painting mouth by a longitudinal rail seat connector Pipe is fixedly connected so that filling paint mouth can be moved by the cooperation of longitudinal rail and longitudinal rail seat on longitudinal rail, by cylinder Piston rod pushes filling paint mouth to be moved on longitudinal rail.

The utility model has the advantages that：

1st, the automated production of inner wall of oil tank application can be achieved, greatly improve production efficiency；

2nd, the dosage for the anti-decaying paint for pouring into fuel tank is accurately controlled；

3rd, anti-decaying paint can be avoided to drop in fuel tank and fill paint mouth and outer surface；

4th, anti-decaying paint can be applied to inner wall of oil tank comprehensively, not have omission, and anti-decaying paint thickness is uniform, improves smearing matter Amount；

5th, the labor intensity of worker is reduced, protects the health of worker；

6th, production line is suitable for the fuel tank of different model and is produced.

Description of the drawings

The front view of Fig. 1 the utility model structure diagrams.

Fig. 2 is the right view for filling paint equipment.

Fig. 3 is the bottom view of rolling paint equipment fixture.

Fig. 4 is a kind of product schematic diagram of fuel tank.

Reference numeral is in figure：1.1st, conveyer chain stent；1.2nd, workpiece；1.3rd, paint assembly support is filled；1.4th, cross slide way； 1.5th, batea stent is connect；1.6th, longitudinal rail seat；1.7th, piston joint element for bar；1.8th, longitudinal rail seat connector；1.9th, sense Device；1.10, solenoid valve；1.11, travel switch；1.12, ball valve；1.13, cylinder；1.14, longitudinal rail；1.15, crossbeam； 1.16th, batea is connect；1.17th, fuel tank placement rack；1.18th, paint mouth is filled；2.1st, robot arm；2.2nd, fixture connecting seat；2.3rd, it is sliding Rail；2.4th, guide holder；2.5th, servo motor；2.6th, sliding seat；2.7th, lower air cylinder stent；2.8th, lateral briquetting；2.9th, it pushes Block；2.10, lower air cylinder；2.11st, gripper cylinder stent；2.12, robot；2.13, gripper cylinder；2.14th, longitudinal briquetting； 2.15th, two-way leading screw；2.16th, rolling paint fixture mount.

Specific embodiment

As shown in Figure 1, the utility model includes filling paint equipment and rolling paint equipment, fuel tank is painted by equipment from filling using conveyer chain Rolling paint equipment is transmitted to,

As shown in Fig. 2, the paint equipment that fills includes being located at the filling paint assembly support 1.3 above conveyer chain, paint component branch is filled Frame 1.3 is equipped with two cross slide ways 1.4, and crossbeam 1.15 can be moved along cross slide way 1.4, and crossbeam 1.15 is fixed with cylinder 1.13, the piston rod of cylinder 1.13 is connected with filling paint mouth 1.18, forms the knot for being driven by piston rod and filling paint 1.18 transverse shifting of mouth Structure, two cross slide ways 1.4 are fixed on the top for filling paint assembly support 1.3, and cross slide way 1.4 is distributed in conveyer chain stent 1.1 Both sides are simultaneously parallel with conveyer chain moving direction；It is fixed with below crossbeam 1.15 and connects batea 1.16, the right side for connecing batea 1.16 Hold there are for fill paint mouth 1.18 by notch, cylinder piston rod drive fill paint mouth 1.18 be located at fill lacquerer position when, fill paint Mouth 1.18, which leaves, connects batea 1.16, fills the paint that paint mouth 1.18 flows out and flows downwardly into fuel tank inner chamber；It drives and fills in the piston rod of cylinder It paints mouth 1.18 to be located at when filling the non-filling lacquerer position of paint, fills paint mouth 1.18 and stretch into and connects the top of batea 1.16, the drip paint filled on paint mouth is direct It falls to and connects in batea 1.16.The sliding-rail sliding structure that the crossbeam 1.15 for filling paint equipment is used with filling paint assembly support 1.3 Bolt used for positioning is provided with, after to filling the paint positioning of mouth 1.18, is connected crossbeam 1.15 and filling paint assembly support 1.3 with bolt Connect fastening.The crossbeam 1.15 for filling paint equipment is provided with travel switch guide rail in the range of the piston rod stroke of cylinder 1.13, Travel switch 1.11 connects into sliding rail slide construction with travel switch guide rail, will be horizontal with bolt after to filling the paint positioning of mouth 1.18 Beam 1.15 connect fastening with travel switch 1.11.

As shown in Figure 1,3, the rolling paint equipment includes robot arm 2.1 and is fixed on the rolling paint fixture of robot arm Stent 2.16, the rolling paint fixture mount 2.16 includes transverse direction and longitudinal direction for two crossbeams in right-angled intersection, wherein laterally horizontal Beam is the crossbeam with sliding rail 2.3；Sliding rail 2.3 is horizontal slide rail, and connection is there are two guide holder 2.4 so that two guide holders 2.4 with Sliding rail 2.3 is connected to become slide construction, and guide holder 2.4 is fixed with sliding seat 2.6 and is equipped with servo motor in one end of crossbeam, even The Bidirectional-screw 2.15 for connecing servo motor shaft is connect with the nut of each sliding seat 2.6, is formed and is driven by Bidirectional-screw 2.15 The structure that two sliding seat 2.6 are moved left and right along sliding rail 2.3；A lower air cylinder stent is fixedly mounted in each sliding seat 2.6 2.7, the lower air cylinder 2.10 of a three-axis structure is installed, in 2.6 face lower air cylinder of sliding seat on lower air cylinder stent 2.7 2.10 cylinder head direction is fixed with lateral briquetting 2.8 so that can will be oily when the cylinder head of lower air cylinder 2.10 extends downwardly Case edge is fixed in lateral briquetting 2.8；The topmost and lowest part of longitudinal crossbeam respectively install a gripper cylinder stent 2.11, the gripper cylinder 2.13 of a three-axis structure is installed, on the piston rod of gripper cylinder 2.13 on gripper cylinder stent 2.11 One longitudinal briquetting 2.14 is installed, rolling paint fixture mount 2.16 is lifted aerial 360 ° of progress and rocked by the robot arm 2.1.

A specific embodiment using the above structure is as follows：

Paint equipment is filled to include：One conveyer chain stent 1.1, conveyer chain stent 1.1 are equipped with conveyer chain, are installed on conveyer chain There are multiple fuel tank placement racks, placement rack can from left to right be moved with conveyer chain, and there are one sense for the right end installation of conveyer chain Device 1.9；One fills paint assembly support 1.3 and is across on conveyer chain stent 1.1, i.e., conveyer chain stent 1.1, which passes through, fills paint component branch Frame 1.3；The top for filling paint assembly support 1.3 is installed with two cross slide ways 1.4, and cross slide way 1.4 is distributed in conveyer chain 1.1 both sides of stent are simultaneously parallel with conveyer chain moving direction；One crossbeam 1.15 is mounted on two cross slide ways 1.4, crossbeam 1.15 can move along cross slide way 1.4, i.e. crossbeam position-adjustable, after location determination, be locked with screw, produce middle cross beam 1.15 it will not move；At the middle part of crossbeam 1.15, a cylinder 1.13 is fixedly mounted, cylinder 1.13 is in the position of crossbeam 1.15 It is adjustable, it is locked after location determination with bolt, cylinder 1.13 will not generate movement in production；Close to cylinder on crossbeam 1.15 There are one travel switches 1.11 for 1.13 piston rod side installation, and the position of this trip switch 1.11 can be according to the position of piston rod It adjusts, is locked after location determination with screw；A longitudinal rail 1.6, longitudinal rail 1.6 are installed on crossbeam 1.15 In the lower section of cylinder 1.13；Longitudinal rail seat 1.8 on longitudinal rail 1.6 is installed, passes through 1.8 connector of longitudinal rail seat The metal tube that longitudinal rail seat 1.8 is filled to paint mouth with one is fixedly connected, that is, longitudinal rail and longitudinal rail can be passed through by filling paint mouth The cooperation of seat is moved on longitudinal rail；Piston rod is fixedly connected with filling the metal tube of paint mouth by a piston joint element for bar Together, filling paint mouth 1.18 can be pushed to move on longitudinal rail 1.6 by cylinder piston rod in this way；Fill the left side peace of paint mouth 1.18 It is filled with one and meets batea .16, meet batea .16 and be fixedly connected by two piece-root grafting batea stents with crossbeam 1.15；It fills on paint mouth 1.18 One solenoid valve 1.10 and a ball valve 1.12 are installed, the opening and closing of ball valve 1.12 can be controlled to be filled to control by solenoid valve 1.10 Paint, the time that ball valve is opened are set by the time relay, can accurately control the dosage of the anti-decaying paint poured into this way.

Crossbeam position, cylinder and travel switch Position Design are in order to the fuel tank to different model for adjustable purpose Paint is filled, because the shape of each model fuel tank, size, the position for filling paint mouth and diameter are all different, in order to make the alignment of filling paint mouth not Fuel tank with model fills paint mouth, needs to adjust crossbeam position, air cylinder support and travel switch position, location determination is i.e. locked.

Rolling paint equipment includes：The rolling paint fixture installed in one robot 2.12 and robot arm 2.1, robot arm 2.1 are fixedly connected by a fixture connecting seat 2.2 with rolling paint fixture mount 2.16；Rolling paint fixture mount 2.16 is diamond shaped, Transverse direction and longitudinal direction is two crossbeams in right-angled intersection；A servo motor 2.5 is fixedly mounted at the left dicing of stent；Servo The output shaft of motor 2.5 is connected to a two-way leading screw 2.15；The transverse cross beams of rolling paint fixture mount 2.16 are fixedly mounted two A lateral strip sliding rail 2.3；Two sliding seat 2.6 are distributed in left side and the right side of two-way leading screw 2.15, each living It is fixedly mounted on dynamic seat 2.6 there are two guide holder 2.4, guide holder 2.4 can be slided by the cooperation with sliding rail 2.3 on sliding rail 2.3 Dynamic, i.e., sliding seat 2.6 can be moved along sliding rail 2.3；Two-way leading screw 2.15 passes through two 2.6 bottoms of sliding seat and passes through leading screw spiral shell Mother connect with sliding seat 2.6, and two sliding seat 2.6 can move left and right under the drive of two-way leading screw 2.15 along sliding rail 2.3； A lower air cylinder stent 2.7 is fixedly mounted in each sliding seat 2.6, a pushing is installed on lower air cylinder stent 2.7 Cylinder 2.10, this cylinder are three axis cylinders, and the piston rod of cylinder 2.10 is installed with a lower lock block 2.9, lower air cylinder stent 2.7 Bottom is also installed with a lateral briquetting 2.8；Respectively pacify at the i.e. upper and lower dicing of the topmost and lowest part of longitudinal crossbeam of stent A gripper cylinder stent 2.11 is filled with, a gripper cylinder 2.13 is installed on gripper cylinder stent 2.11, this cylinder is also Three axis cylinders are installed with a longitudinal briquetting 2.14 on the piston rod of gripper cylinder 2.13；All briquettings can all install soft material additional Material, can avoid crushing fuel tank.

The course of work of the present embodiment is as follows：

The fuel tank of certain model is placed on the fuel tank placement rack of 1.15 lower section of crossbeam, adjustment crossbeam 1.15 is led laterally The position of rail 1.4, adjustment cylinder 1.13 in the position of crossbeam 1.15, make in the position of crossbeam 1.15, adjustment travel switch 1.11 The filling paint mouth that paint mouth 1.18 is directed at fuel tank must be filled, then locks crossbeam, cylinder and travel switch, this antenatal position correction of making a living Work.

When production carries out, the fuel tank for completing a upper process is constantly placed on the fuel tank placement rack 1.17 on conveyer chain, Conveyer chain drives the movement of fuel tank from left to right on fuel tank placement rack 1.17, when the underface for being moved to crossbeam 1.15, Under program control, conveyer chain stops transmission, and fuel tank also stops moving, and the piston rod of the cylinder 1.13 on crossbeam 1.15 stretches out and band The dynamic paint mouth 1.18 that fills moves right along longitudinal rail 1.14, and filling paint mouth 1.18 is moved to fuel tank and fills right over paint mouth, lives at this time Stopper rod end collides travel switch 1.11, and solenoid valve 1.10 obtains signal, controls the unlatching of ball valve 1.12, carries out filling paint, fills After paint reaches the time relay preset time（Generally 6 ~ 12 seconds）, ball valve 1.12 closes, and cylinder piston rod is retreated and driven It drives and fills paint 1.18 rapid backward of mouth, fill paint mouth 1.18 and reach the top for connecing batea 1.16, the drip paint filled on paint mouth can be direct It falls to and connects in batea 1.16, fuel tank will not be dropped in this way and filled on paint mouth and tank surface, so far the filling paint of a fuel tank is It completes, conveyer chain transmits again at this time, and the fuel tank for having completed to fill paint continues to move along, while the fuel tank for not filling paint below continues Filling paint position is transferred to, conveyer chain stops again, carries out filling paint immediately；It has completed to fill the fuel tank painted, by manually being passed with plug Send and block the filling paint mouth of fuel tank on chain, prevent roll paint when anti-decaying paint leak when rocking.In this way conveyer chain constantly transmit, Stop, constantly carrying out filling paint to each fuel tank, operating personnel constantly block fuel tank and fill paint mouth, and fuel tank is constantly from left to right It is mobile, until being moved to the rolling lacquerer position of the right end of conveyer chain.

When the fuel tank for having completed filling paint is transferred to rolling lacquerer position, the conveyer chain on conveyer chain stent 1.1 is in and stops at this time Only state, inductor 1.19 sense fuel tank and deliver a signal to robot, and the robot arm 2.1 right over fuel tank drives peace Rolling paint fixture on arm declines, and whole fuel tank is then located at the centre position of fixture；Servo motor 2.5 drives two-way at this time Leading screw 2.15 rotates, leading screw drive right two sliding seat 2.6 of a first from left along two sliding rails 2.3 do it is lateral move toward one another, when After moving a certain distance, respective transverse direction briquetting 2.8 clamps the left and right side walls of fuel tank, while longitudinal direction in opposite directions in two sliding seat Two gripper cylinders 2.13 start to act, piston rod drives two longitudinal briquettings 2.14 to move toward one another, until clamping oil The front-rear side walls of case（Usually when producing small reservoir, longitudinal briquetting need to only use one）, then robot arm 2.1 is micro- Micro- to lift fuel tank, the lower air cylinder 2.10 on lower air cylinder stent 2.7 starts to act, and piston rod drives lower lock block 2.9 to decline, The end face of lower lock block 2.9 and the upper surface of lateral briquetting 2.8 clamp the flange of fuel tank, the i.e. flange of fuel tank left and right sides all jointly It is tightly clamped, lateral, the longitudinal side wall and fuel tank flange of such fuel tank are all tightly clamped, it is ensured that were rocked in fuel tank It is not fallen out in journey.Robot arm 2.1, which lifts fuel tank to sky progress, to be rocked for 360 °, and the anti-decaying paint in fuel tank can then be applied to oil Chamber interior wall, reaches preset and rocks the time, then completes rolling paint, and robot arm 2.1 is transferred to fuel tank the transmission of subsequent processing Band top, two-way leading screw 2.15 drives right two sliding seat 2.6 of a first from left to do lateral phase from movement, while two lateral briquettings 2.8 pines move back, and lower air cylinder 2.10 drives lower lock block 2.9 to retract, and longitudinal two gripper cylinders 2.13 drive two longitudinal briquettings 2.14 retract, and such fuel tank is no longer influenced by clamping, has been placed on conveyer belt and has been transported to next production station.

It is the complete production process of the present embodiment fuel tank automatic coating production equipment above.

Claims (5)

1. a kind of fuel tank automatic coating production equipment including filling paint equipment and rolling paint equipment, is painted fuel tank from filling using conveyer chain Equipment is transmitted to rolling paint equipment, it is characterised in that：The paint equipment that fills includes being located at the filling paint assembly support above conveyer chain （1.3）, fill paint assembly support（1.3）Two cross slide ways are installed（1.4）, crossbeam（1.15）It can be along cross slide way（1.4） It is mobile, in crossbeam（1.15）It is fixed with cylinder（1.13）, cylinder（1.13）Piston rod be connected with filling paint mouth（1.18）, formed by Piston rod, which drives, fills paint mouth（1.18）The structure of transverse shifting；In crossbeam（1.15）Lower section, which is fixed with, connects batea（1.16）, it is described Connect batea（1.16）Right end there are for fill paint mouth（1.18）By notch, cylinder piston rod drive fill paint mouth（1.18） Positioned at when filling lacquerer position, paint mouth is filled（1.18）It leaves and connects batea（1.16）, fill paint mouth（1.18）The paint of outflow flows downwardly into fuel tank Inner cavity；It is driven in the piston rod of cylinder and fills paint mouth（1.18）During filling lacquerer position non-positioned at filling paint, fill and paint mouth（1.18）It stretches into and connects paint Disk（1.16）Top, the drip paint that filling is painted on mouth, which is directly fallen to, connects batea（1.16）In；The rolling paint equipment includes robot Arm（2.1）And it is fixed on the rolling paint fixture mount of robot arm（2.16）, the rolling paint fixture mount（2.16）Including transverse direction And longitudinal direction is the crossbeam that two are in right-angled intersection, wherein transverse cross beams are band sliding rail（2.3）Crossbeam；Sliding rail（2.3）For transverse direction Sliding rail, there are two guide holders for connection（2.4）So that two guide holders（2.4）With sliding rail（2.3）Slide construction is connected into, is oriented to Seat（2.4）It is fixed with sliding seat（2.6）, servo motor in one end of crossbeam is installed, connects the two-way silk of servo motor shaft Bar（2.15）With each sliding seat（2.6）Nut connection, formed by Bidirectional-screw（2.15）Drive two sliding seat（2.6）Edge Sliding rail（2.3）The structure moved left and right；Each sliding seat（2.6）A lower air cylinder stent is fixedly mounted（2.7）, under calm the anger Jar support（2.7）On the lower air cylinder of a three-axis structure is installed（2.10）, in sliding seat（2.6）Face lower air cylinder （2.10）Cylinder head direction be fixed with lateral briquetting（2.8）So that lower air cylinder（2.10）Cylinder head can when extending downwardly Being fixed at fuel tank edge in lateral briquetting（2.8）；Respectively installation one clamps gas to the topmost and lowest part of longitudinal crossbeam Jar support（2.11）, gripper cylinder stent（2.11）The gripper cylinder of one three-axis structure of upper installation（2.13）, gripper cylinder （2.13）Piston rod on the longitudinal briquetting of installation one（2.14）, the robot arm（2.1）Fixture mount is painted into rolling （2.16）Aerial 360 ° of progress is lifted to rock.

2. fuel tank automatic coating production equipment according to claim 1, it is characterised in that：The crossbeam for filling paint equipment （1.15）Assembly support is painted with filling（1.3）The sliding-rail sliding structure setting of use is useful for the bolt of positioning, and mouth is being painted to filling （1.18）After positioning, with bolt by crossbeam（1.15）Assembly support is painted with filling（1.3）Connection fastening.

3. fuel tank automatic coating production equipment according to claim 1, it is characterised in that：The crossbeam for filling paint equipment （1.15）In cylinder（1.13）Piston rod stroke in the range of be provided with travel switch guide rail, travel switch（1.11）It is opened with stroke It closes guide rail and connects into sliding rail slide construction, mouth is being painted to filling（1.18）After positioning, with bolt by crossbeam（1.15）With travel switch （1.11）Connection fastening.

4. fuel tank automatic coating production equipment according to claim 2, it is characterised in that：Two cross slide ways（1.4）Gu It is scheduled on filling paint assembly support（1.3）Top, cross slide way（1.4）It is distributed in conveyer chain stent（1.1）Both sides and and conveyer chain Moving direction is parallel.

5. the fuel tank automatic coating production equipment according to claims 1 or 2 or 3, it is characterised in that：The crossbeam（1.15） On be installed with a longitudinal rail（1.6）, longitudinal rail（1.6）Positioned at cylinder（1.13）Lower section；Longitudinal rail（1.6） On longitudinal rail seat is installed（1.8）, pass through a longitudinal rail seat（1.8）Connector is by longitudinal rail seat（1.8）With one The metal tube for filling paint mouth is fixedly connected so that filling paint mouth can be by the cooperation of longitudinal rail and longitudinal rail seat on longitudinal rail It is mobile, it is pushed by cylinder piston rod and fills paint mouth（1.18）In longitudinal rail（1.6）Upper movement.