CN214766640U

CN214766640U - Precise gluing workbench for automobile engine cylinder block plug cover

Info

Publication number: CN214766640U
Application number: CN202120829807.1U
Authority: CN
Inventors: 丁建峰; 蔡建龙; 杨乐
Original assignee: Nanjing Wenxiang Automation Equipment Co ltd
Current assignee: Nanjing Wenxiang Automation Equipment Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-19
Anticipated expiration: 2031-04-21

Abstract

The application relates to a precise gluing workbench of an automobile engine cylinder block plug, which relates to the field of automobile engine plug assembly and comprises a workbench, a base and a vertical seat, wherein the base and the vertical seat are arranged on the workbench, a sleeve is arranged on the base, a boss is arranged in the sleeve, a plug is arranged on the boss, a glue injection device for gluing the plug is arranged on the vertical seat, the glue injection device comprises a glue supply assembly, a first one-way solenoid valve and a second one-way solenoid valve for limiting the flow direction of glue, a glue injection cylinder, a glue injection mechanism for limiting the glue output amount, a guide pipe and a glue output needle, the glue supply assembly is arranged on the glue injection cylinder and is communicated with the glue injection cylinder through the first one-way solenoid valve, the glue injection mechanism is arranged at the upper end of the glue injection cylinder, the guide pipe is arranged at the lower end of the glue injection cylinder, the guide pipe is communicated with the glue output needle through the second one-way solenoid valve, a positioning device is arranged on the vertical seat, the glue injection cylinder is arranged on the positioning device, this application has the effect that improves gluey volume control effect.

Description

Precise gluing workbench for automobile engine cylinder block plug cover

Technical Field

The application relates to the field of assembling of automobile engine blanking caps, in particular to a precise gluing workbench for an automobile engine cylinder body blanking cap.

Background

At present, the block cover of the automobile engine cylinder body belongs to a valve actuating mechanism on an internal combustion engine, and is mainly used for sealing the upper part of a cylinder and forming a combustion chamber, and is used as a support of a camshaft, a rocker shaft and an air inlet and exhaust pipe.

Chinese patent with publication number CN212018382U discloses a rotatory rubber coating device of automobile engine cylinder block lid, it includes the rubber coating rifle, still include the base and found the seat, be equipped with the sleeve on the base, the sleeve internal rotation is connected with a center section of thick bamboo, be equipped with the center pin in the center section of thick bamboo, the upper end of center pin is connected with the boss, center section of thick bamboo lower extreme is equipped with first synchronizing wheel, be equipped with the base plate on the base, the base plate bottom surface rotates and is connected with the second synchronizing wheel, first synchronizing wheel and second synchronizing wheel pass through the hold-in range and connect, be equipped with servo motor on the base plate, servo motor's motor shaft and second synchronizing wheel are connected, the rubber coating rifle sets up on standing the seat.

Aiming at the related technologies, the inventor thinks that the glue output amount and the glue output speed of the glue gun are fixed every time of gluing, different working requirements are difficult to adapt, the situation of more glue or less glue is easy to occur, and the gluing quality of the glue gun is influenced.

SUMMERY OF THE UTILITY MODEL

In order to realize the purpose of gluing volume control effect, this application provides a precision rubber coating workstation of automobile engine cylinder block blanking cover.

The application provides a pair of accurate rubber coating workstation of automobile engine cylinder block blanking cover adopts following technical scheme:

a precise gluing workbench for a blocking cover of an automobile engine cylinder body, which comprises a workbench, a base and a vertical seat arranged on the workbench, the base is provided with a sleeve, a boss is arranged in the sleeve, a blocking cover is arranged on the boss, the vertical seat is provided with a glue injection device for injecting glue to the plug cover, the glue injection device comprises a glue supply assembly, a first one-way electromagnetic valve and a second one-way electromagnetic valve for limiting the flow direction of the glue, a glue injection cylinder, a glue injection mechanism for limiting the glue output amount, a conduit and a glue output needle, the glue supply assembly is arranged on the glue injection cylinder and communicated with the glue injection cylinder through a first one-way electromagnetic valve, the glue injection mechanism is arranged at the upper end of the glue injection cylinder, the pipe sets up at a injecting glue section of thick bamboo lower extreme, the pipe passes through second one-way solenoid valve and goes out the gluey needle intercommunication, be provided with positioner on the vertical seat, an injecting glue section of thick bamboo sets up on positioner.

Through adopting above-mentioned technical scheme, adjust the positioner on the vertical seat, can make out the rubber pin towards the rubber coating position of blanking cover, glue is stored in supplying the packing element, and during the rubber coating, glue passes through one-way solenoid valve and gets into the injecting glue section of thick bamboo, extrudees glue through the injecting glue mechanism for glue loops through glue outlet pipe, one-way solenoid valve and goes out the rubber pin coating at the assigned position, improves rubber coated quality and precision.

Optionally, the glue supply assembly comprises a glue supply cylinder, a first piston and a first piston rod, the glue supply cylinder is fixedly connected to the glue injection cylinder, a first cavity is formed in the glue supply cylinder, a first glue supply opening communicated with the first cavity is formed in the lower end of the glue supply cylinder, the first piston is arranged in the first cavity, one end of the first piston rod is fixedly connected with the first piston, the other end of the first piston rod penetrates through the upper end of the glue supply cylinder, and a plurality of first air outlet holes are formed in the upper end of the glue supply cylinder.

Through adopting above-mentioned technical scheme, supply the packing element to supply gluey in-process, first piston moves along with the change of glue liquid level height under the atmospheric pressure effect, and first piston will supply the glue in the packing element to be isolated with external, reduces the influence of external factor to glue result of use.

Optionally, the glue injection mechanism comprises a second piston, a second piston rod, a fixed platform, a driving assembly, a limiting assembly, a fixed plate and a guide rod, the fixed platform is fixedly connected with the upper end of the glue injection barrel, a second cavity is arranged in the glue injection barrel, the guide pipe is communicated with the second cavity, the second piston is arranged in the second cavity, one end of the second piston rod is fixedly connected with the second piston, the other end of the second piston rod simultaneously penetrates through the upper end of the glue injection cylinder and the fixed platform, the upper end surface of the glue injection cylinder and the fixed platform are provided with a plurality of second air outlet holes which are in one-to-one correspondence, the fixed plate is fixedly connected with one end of the second piston rod far away from the second piston, the guide rod penetrates through the fixed plate, and one end is fixedly connected to the fixed platform, the driving assembly is arranged on the fixed platform, and the limiting assembly is arranged between the fixed plate and the fixed platform.

Through adopting above-mentioned technical scheme, drive assembly drive second piston removes in the second cavity, and steerable play glue speed, spacing subassembly realizes the control to going out gluey volume through the displacement distance of control second piston in the second cavity.

Optionally, the drive assembly includes turbine, worm, servo motor, the second piston rod is the threaded rod, worm wheel cover is established and threaded connection on the second piston rod, the turbine lower extreme rotates to be connected on fixed platform, worm and turbine meshing and swivelling joint are on fixed platform, the worm passes through servo motor drive.

Through adopting above-mentioned technical scheme, because turbine and second piston rod screw-thread fit, the guide bar has the guide effect to the second piston rod, and servo motor drive worm is rotatory, drives the turbine and rotates, can take place relative rotation between turbine and the second piston rod for perpendicular to fixed platform removes on the second piston rod, thereby drives the second piston and removes in the second cavity.

Optionally, the limiting assembly comprises a limiting plate, a first contact, a second contact and a first screw, the guide rod runs through the limiting plate, a first limiting groove is formed in the guide rod along the axis direction, a plurality of scale marks are uniformly distributed on the guide rod along the axis direction, the first screw is in threaded connection with the limiting plate corresponding to the first limiting groove and runs through the limiting plate and the first limiting groove bottom wall in butt joint, the first contact is arranged on the upper surface of the limiting plate, and the second contact is arranged on the lower surface of the fixing plate and corresponds to the first contact.

Through adopting above-mentioned technical scheme, the position of limiting plate on the guide bar is fixed to first screw, and first screw is arranged in first spacing groove and has the guide effect to the removal of limiting plate, moves down when first contact and the contact of second contact to the fixed plate, produces the signal of telecommunication control servo motor and reverses to the fixed plate and get back to initial position.

Optionally, the positioning device comprises a position adjusting assembly, a base plate, an angle adjusting assembly and a movable plate, the position adjusting assembly is arranged on the vertical seat, the base plate is arranged on the position adjusting assembly, the base plate is hinged to the movable plate, the angle adjusting assembly is arranged between the base plate and the movable plate, and the glue injection cylinder is connected to the movable plate in a sliding mode.

Through adopting above-mentioned technical scheme, the position of a position control subassembly adjustment injecting glue section of thick bamboo, the inclination of an angle adjustment subassembly adjustment injecting glue section of thick bamboo, through the different work requirements of mutually supporting adaptation of these subassemblies, improve rubber coating positioning accuracy.

Optionally, the position adjusting assembly comprises a lifting seat, a rotating seat, a second screw and a third screw, the lifting seat is connected to the vertical seat in a sliding manner along the axial direction of the vertical seat, a second limiting groove is arranged on the lifting seat along the axial direction, the second screw is in threaded connection with the vertical seat at a position corresponding to the second limiting groove, and penetrates through the vertical seat to be abutted against the bottom wall of the second limiting groove, the upper end of the lifting seat is rotatably connected with a rotating ring, the rotating ring is fixedly connected with a rotating seat, the end part of the third screw penetrates into the rotating ring and is abutted against the lifting seat, the rotating seat is provided with two long grooves along the length direction, the two long grooves are distributed along the width direction of the rotating seat, the base plate is provided with two clamping seats corresponding to the positions of the long grooves, the two clamping seats are fixedly connected with studs, the two clamping seats are respectively connected with the corresponding long grooves in a sliding mode, and the two studs penetrate through the long grooves and are fixedly connected with the rotating seat through nuts.

By adopting the technical scheme, the lifting seat is used for adjusting the height position of the glue injection cylinder, and the second screw is positioned in the second limiting groove to guide the movement of the lifting seat through the fixing position of the second screw; the rotating seat is used for adjusting the rotating angle of the glue injection cylinder around the axis of the vertical seat and fixing the position through a third screw; the substrate is fixed on the rotating seat through the matching of the stud and the nut by sliding the clamping seat in the long groove of the rotating seat, adjusting the position of the glue injection cylinder along the length direction of the rotating seat; the position of the glue injection cylinder can be flexibly adjusted according to the blocking covers with different specifications, and the application range of the whole device is widened.

Optionally, the angle adjusting assembly comprises an arc-shaped guide plate and a fourth screw, the circle center of the arc-shaped guide plate is located on an articulated shaft line of the base plate and the moving plate, one end of the arc-shaped guide plate is fixedly connected to the moving plate towards one side of the base plate, the other end of the arc-shaped guide plate slides to penetrate through the base plate, the fourth screw is in threaded connection with the base plate and corresponds to the position of the arc-shaped guide plate, the fourth screw penetrates through the base plate and is abutted to the arc-shaped guide plate, and the feeding assembly is arranged on the moving plate.

Through adopting above-mentioned technical scheme, the base plate is articulated with the movable plate, and the arc on the movable plate slides on the base plate when the movable plate rotates to through fourth screw fixed position, thereby realize adjusting the function of injecting glue section of thick bamboo inclination.

Optionally, the feeding assembly comprises a driving cylinder and a sliding block, a sliding groove is formed in one side, away from the base plate, of the moving plate along the length direction, the sliding block is connected to the sliding groove in a sliding mode along the length direction of the moving plate, the glue injection cylinder is fixedly connected with the sliding block, the driving cylinder is fixedly connected to the upper end of the moving plate, and an output rod of the driving cylinder penetrates through the upper end of the moving plate and is fixedly connected with the sliding block.

Through adopting above-mentioned technical scheme, a injecting glue section of thick bamboo fixed connection is on the slider, and cylinder drive slider slides in the spout of movable plate to realize that a injecting glue section of thick bamboo gos forward and retreat, conveniently change the blanking cover.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the servo motor controls the moving speed of the second piston in the second cavity of the glue injection cylinder, and the different positions of the limiting plate on the guide rod control the moving distance of the second piston in the second cavity of the glue injection cylinder, so that the control effect of improving the glue outlet speed and the glue outlet quantity is realized;

2. the position of the glue injection cylinder is controlled through the position adjusting assembly and the angle adjusting assembly, so that the glue injection needle of the glue needle corresponds to the glue injection position on the blocking cover, the whole device is suitable for more application conditions, and the glue injection positioning precision is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram for embodying a position adjustment assembly according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying the angle adjustment assembly and the glue injection mechanism in the embodiment of the present application.

Fig. 4 is a sectional view of fig. 3.

Fig. 5 is an enlarged schematic view of a portion a in fig. 3.

Fig. 6 is an enlarged schematic view of a portion B in fig. 4.

Description of reference numerals: 1. a work table; 2. a base; 21. a sleeve; 22. a boss; 23. blocking the cover; 3. a vertical seat; 4. a glue supply assembly; 41. a glue supply cylinder; 42. a first piston; 43. a first piston rod; 44. a first cavity; 45. a first glue supply port; 46. a first air outlet hole; 5. a first one-way solenoid valve; 51. a second one-way solenoid valve; 6. a glue injection barrel; 61. a second cavity; 62. a second air outlet; 63. a second piston; 64. a second piston rod; 65. a conduit; 66. discharging the glue needle; 67. a second glue supply port; 7. a fixed platform; 71. a drive assembly; 711. a turbine; 712. a worm; 713. a servo motor; 72. a limiting component; 721. a limiting plate; 722. a first contact; 723. a second contact; 724. a first screw; 725. a first limit groove; 726. scale lines; 73. a fixing plate; 74. a guide bar; 8. a position adjustment assembly; 81. a lifting seat; 82. a second screw; 83. a second limit groove; 84. a rotating seat; 85. a long groove; 86. a rotating ring; 87. a third screw; 9. an angle adjustment assembly; 91. a substrate; 92. a clamping seat; 93. a stud; 94. a nut; 95. an arc-shaped guide plate; 96. a fourth screw; 97. a feeding assembly; 971. a driving cylinder; 972. a slider; 973. a chute; 98. and (5) moving the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses accurate rubber coating workstation of automobile engine cylinder block blanking cover. As shown in fig. 1, the precise gluing workbench for the automobile engine cylinder block plug cover comprises a workbench 1, wherein a base 2 and a vertical base 3 are fixedly connected to the workbench 1, a sleeve 21 is fixed on the base 2 through bolts, a boss 22 is arranged in the sleeve 21, a plug cover 23 is arranged on the boss 22, a positioning device is arranged on the vertical base 3, a glue injection device is arranged on the positioning device, the plug cover 23 is fixed on the boss 22, and gluing is carried out on the plug cover 23 through the glue injection device.

Positioner includes position control assembly 8, position control assembly 8 includes and slides at the inside lift seat 81 of founding seat 3 along founding 3 axis directions, second spacing groove 83 has been seted up along the axis direction to lift seat 81, it has second screw 82 to correspond second spacing groove 83 position threaded connection on the seat 3 to found, second screw 82 is located and is close to founding 3 upper end positions, 3 one end butt of seat is found in the second spacing groove 83 diapire in the second screw 82 screw in, operating personnel is through unscrewing second screw 82, the high position of adjustment lift seat 81, the rethread screws up second screw 82 and fixes the position of lift seat 81.

Go up the pot head and be equipped with swivel ring 86 on the lift seat 81, swivel ring 86 realizes being connected with lift seat 81's rotation through the bearing at both ends, threaded connection has third screw 87 on swivel ring 86's the periphery wall, third screw 87 screws in swivel ring 86 one end and lift seat 81 periphery wall butt, level fixedly connected with swivel seat 84 on the swivel ring 86 periphery wall, swivel seat 84 length direction one end and swivel ring 86 welding, operating personnel is through unscrewing third screw 87, the rotation angle of seat 84 is rotated in the adjustment, the rethread screws up third screw 87 and fixes swivel seat 84.

As shown in fig. 2, two through elongated slots 85 are formed in the rotating seat 84 along the length direction, the two elongated slots 85 are distributed in parallel along the width direction of the rotating seat 84, a base plate 91 is disposed on one side of the rotating seat 84, two clamping seats 92 are fixedly connected to one side of the base plate 91 close to the rotating seat 84 at positions corresponding to the elongated slots 85, the clamping seats 92 are connected in the elongated slots 85 in a sliding manner, the thickness of the clamping seats 92 is smaller than that of the rotating seat 84, threaded studs 93 are welded to ends of the two clamping seats 92, which are opposite to the base plate 91, and ends of the threaded studs 93, which extend out of the rotating seat 84, are connected with nuts 94 in a threaded manner, and an operator adjusts the position of the base plate 91 on the rotating seat 84 by loosening the nuts 94 and abuts against the rotating seat 84 to fix the position of the base plate 91.

As shown in fig. 1 and 3, a moving plate 98 is disposed on one side of the base plate 91 facing the vertical seat 3, the upper end of the moving plate 98 is hinged to the upper end of the base plate 91 through a hinge, an arc-shaped guide plate 95 is disposed at the lower end of the moving plate 98, a circle center of the arc-shaped guide plate 95 is located on a hinge axis, the arc-shaped guide plate 95 penetrates through the base plate 91, a fourth screw 96 is screwed on the base plate 91 corresponding to the arc-shaped guide plate 95, the fourth screw 96 is located at one end of the base plate 91 far away from the rotating seat 84, the fourth screw 96 is screwed into one end of the base plate 91 to abut against the arc-shaped guide plate 95, an operator adjusts the angle of the moving plate 98 by unscrewing the fourth screw 96, so as to adjust the angle of the glue injection device, and then the moving plate 98 is fixed by screwing the fourth screw 96.

If fig. 4, the movable plate 98 is kept away from base plate 91 one end and has been seted up spout 973 along movable plate 98 length direction, it is connected with slider 972 to slide in the spout 973, injecting glue device fixed connection is on slider 972, movable plate 98 upper end is provided with feeds subassembly 97, it includes driving actuating cylinder 971 to feed subassembly 97, drive actuating cylinder 971 and movable plate 98 fixed connection, the output pole that drives actuating cylinder 971 pierces into in the spout 973, and with slider 972 upper end fixed connection, thereby realize feeding and retreating of injecting glue device, conveniently change blanking cover 23.

The injecting glue device includes a injecting glue section of

thick bamboo

6, and 6 fixed connection of an injecting glue section of thick bamboo are on

slider

972, and 6 upper ends of an injecting glue section of thick bamboo are provided with the injecting glue mechanism, are provided with second cavity 61 in the injecting glue section of

thick bamboo

6, and 6 bottoms of an injecting glue section of thick bamboo are connected with the pipe 65 with second cavity 61 intercommunication, and second one-way solenoid valve 51 is connected to the one end that a injecting glue section of thick bamboo 6 was kept away from to pipe 65, and the exit end of second one-way solenoid valve 51 has injecting glue needle 66 through the pipe connection.

The glue injection mechanism comprises a second piston 63, the second piston 63 is connected in a second cavity 61 of the glue injection cylinder 6 in a sliding manner, one end of the second piston 63, which is far away from the guide tube 65, is fixedly connected with a second piston rod 64, the second piston rod 64 is a screw rod, the upper end of the glue injection cylinder 6 is fixedly connected with a fixed platform 7, one end of the second piston rod 64, which is far away from the second piston 63, simultaneously penetrates through the upper end face of the glue injection cylinder 6 and the fixed platform 7 and penetrates out of one end of the glue injection cylinder 6, a fixed plate 73 is fixedly connected with the fixed plate 73, a guide rod 74 penetrates through the fixed plate 73, the axial direction of the guide rod 74 is parallel to the axial direction of the second piston rod 64, one end of the guide rod 74 is fixedly connected with the upper surface of the fixed platform 7, a plurality of second air outlet holes 62 which are in one-to-one correspondence are formed in the upper end face of the glue injection cylinder 6 and the fixed platform 7, a driving assembly 71 for driving the second piston 63 to move in the second cavity 61 of the glue injection cylinder 6 is arranged on the fixed platform 7, the guide rod 74 is provided with a limit assembly 72 for limiting the moving distance of the second piston 63.

The second piston 63 rod penetrates through the fixed platform 7, and under the combined action of the fixed plate 73 and the guide rod 74, the second piston 63 rod can only perform axial displacement and cannot rotate relative to the fixed platform 7.

As shown in fig. 5, the driving assembly 71 includes a worm wheel 711, the worm wheel 711 is in threaded connection with the second piston rod 64, the worm wheel 711 is rotatably connected to the fixing platform 7 through a bearing, a worm 712 is rotatably connected to a side of the fixing platform 7 away from the glue injection barrel 6, the worm 712 is engaged with the worm wheel 711, one end of the worm 712 is provided with a servo motor 713, the servo motor 713 is fixedly connected to the fixing platform 7, and a rotating rod of the servo motor 713 is coaxially and fixedly connected to the worm 712.

As shown in fig. 6, the limiting assembly 72 includes a limiting plate 721, the limiting plate 721 is sleeved on the guiding rod 74 and located between the fixing plate 73 and the fixing platform 7, a first limiting groove 725 is disposed on one end of the guiding rod 74 away from the second piston rod 64 along the axial direction of the guiding rod 74, a first screw 724 is screwed in the position of the limiting plate 721 corresponding to the first limiting groove 725, one end of the first screw 724 screwed in the limiting plate 721 abuts against the bottom wall of the first limiting groove 725, a first contact 722 is disposed on one side of the limiting plate 721 facing the fixing plate 73, a second contact is disposed on one side of the fixing plate 73 facing the limiting plate 721 corresponding to the first contact 722, a control device is fixedly connected to one side of the fixing plate 723 away from the limiting plate 721, a plurality of scale marks 726 are disposed on the guiding rod 74, and the scale marks 726 are uniformly distributed along the axial direction of the guiding rod 74.

An operator can unscrew the first screw 724, adjust the limiting plate 721 to the position of the proper scale line 726 according to the required glue discharging amount, and then tighten the first screw 724 to fix the limiting plate 721; the worm 712 is driven by the servo motor 713 to rotate, the worm wheel 711 is driven to rotate, and the worm wheel 711 is in threaded connection with the second piston rod 64, and the second piston rod 64 can only slide along the axial direction, so that the worm wheel 711 rotates to drive the second piston rod 64 to move up and down; when the fixed plate 73 moves down with the second piston rod 64 until the first contact 722 contacts with the second contact 723, the servo motor 713 rotates reversely under the control of the control device until the fixed plate 73 reaches the initial position.

As shown in fig. 3 and 4, the glue supply assembly 4 is fixedly connected to the circumferential surface of the glue injection cylinder 6, the glue supply assembly 4 includes a glue supply cylinder 41 fixedly connected to the glue injection cylinder 6, a first cavity 44 is provided inside the glue supply cylinder 41, a first glue supply port 45 communicated with the first cavity 44 is provided at the lower end of the glue supply cylinder 41, a first piston 42 is connected to the first cavity 44 of the glue supply cylinder 41 in a sliding manner, one end of the first piston 42, which is far away from the first glue supply port 45, is fixedly connected with a first piston rod 43, one end of the first piston rod 43, which is far away from the first piston 42, penetrates through the upper end surface of the glue supply cylinder 41, a plurality of first air outlets 46 are provided on the upper end surface of the glue supply cylinder 41, when the glue level inside the glue supply cylinder 41 changes, the first piston 42 slides along with the first cavity 44, so as to separate the glue from the outside, thereby reducing the influence of the outside factors on the practical effect.

Glue injection cylinder 6 is provided with the second that communicates with second cavity 61 near the bottom position and supplies jiao kou 67, supplies to be provided with first one-way solenoid valve 5 between glue injection cylinder 41 and the glue injection cylinder 6, and first one-way solenoid valve 5 passes through the pipeline and supplies jiao kou 45 and second to supply to glue mouthful 67 and be connected.

The glue is stored in the glue supply cylinder 41, enters the glue injection cylinder 6 through the first one-way solenoid valve 5, passes through the conduit 65, the second one-way solenoid valve 51 and the glue outlet needle 66 in sequence under the action of the glue injection mechanism, and is finally coated on the plug cover 23.

The implementation principle of the embodiment of the application is as follows: in the actual operation process, before gluing, gluing positioning is required, a worker starts the driving cylinder 971 first, pushes the slider 972 to move along the sliding groove 973, so that the glue outlet needle 66 is close to the blocking cover 23, then aligns the glue outlet needle 66 at the gluing position by adjusting the height of the lifting seat 81, the angle of the rotating seat 84, the position of the base plate 91 on the rotating seat 84 and the angle between the moving plate 98 and the base plate 91, and adjusts the limiting plate 721 according to the required glue outlet amount, so that the limiting plate 721 is fixed at the position of the proper scale line 726 on the guide rod 74; during gluing, the servo motor 713 works to drive the second piston 63 to move downwards, so as to drive the second piston 63 to extrude the glue in the second cavity 61, so that the glue is finally coated on the blocking cover 23 through the conduit 65, the second one-way solenoid valve 51 and the glue discharging needle 66 in sequence, when the second piston rod 64 moves to the first contact 722 to be contacted with the second contact 723, an electric signal is generated to control the servo motor 713 to rotate reversely, so as to drive the second piston 63 to move reversely to the initial position, and in the process of reverse movement of the second piston rod 64, the glue in the glue supplying cylinder 41 automatically flows into the glue injecting cylinder 6 through the first one-way solenoid valve 5 under the action of atmospheric pressure, so as to prepare for next gluing, and simultaneously, the driving cylinder 971 drives the glue discharging needle 66 to return to the initial position; the moving distance of the second piston 63 in the second cavity 61 is controlled by the limiting plate 721 to control the glue amount of each gluing, and the gluing position is positioned by adjusting the feeding assembly 97, the position adjusting assembly 8 and the angle adjusting assembly 9, so that the gluing precision and the glue amount control effect are improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a precision rubber coating workstation of automobile engine cylinder block blanking cover, includes workstation (1) and sets up base (2) and the seat of standing (3) on workstation (1), be provided with sleeve (21) on base (2), be provided with boss (22) in sleeve (21), be provided with blanking cover (23) on boss (22), be provided with the injecting glue device that is used for beating to blanking cover (23) on the seat of standing (3), its characterized in that: the injecting glue device is including supplying gluey subassembly (4), being used for restricting first one way solenoid valve (5) and second one way solenoid valve (51), a injecting glue section of thick bamboo (6) of glue flow direction, being used for going on the injecting glue mechanism, pipe (65) and play plastic pin (66) of injecing to the volume of glue of going out, supply gluey subassembly (4) to set up on injecting glue section of thick bamboo (6) and through first one way solenoid valve (5) and a injecting glue section of thick bamboo (6) intercommunication, injecting glue mechanism sets up in injecting glue section of thick bamboo (6) upper end, pipe (65) set up at injecting glue section of thick bamboo (6) lower extreme, pipe (65) are through second one way solenoid valve (51) and a plastic pin (66) intercommunication, be provided with positioner on founding seat (3), injecting glue section of thick bamboo (6) set up on positioner.

2. The precise gluing workbench for the automobile engine cylinder block cover according to claim 1, characterized in that: supply gluey subassembly (4) including supplying packing element (41), first piston (42) and first piston rod (43), supply packing element (41) fixed connection on injecting glue section of thick bamboo (6), supply packing element (41) inside to be provided with first cavity (44), and the lower extreme is provided with first confession jiao kou (45) with first cavity (44) intercommunication, first piston (42) set up in first cavity (44), first piston rod (43) one end and first piston (42) fixed connection, the other end runs through and supplies packing element (41) upper end, supplies packing element (41) upper end to have seted up a plurality of first ventholes (46).

3. The precise gluing workbench for the automobile engine cylinder block cover according to claim 2, characterized in that: the glue injection mechanism comprises a second piston (63), a second piston rod (64), a fixing platform (7), a driving assembly (71), a limiting assembly (72), a fixing plate (73) and a guide rod (74), the fixing platform (7) is fixedly connected to the upper end of the glue injection cylinder (6), a second cavity (61) is arranged in the glue injection cylinder (6), a guide pipe (65) is communicated with the second cavity (61), the second piston (63) is arranged in the second cavity (61), one end of the second piston rod (64) is fixedly connected with the second piston (63), the other end of the second piston rod penetrates through the upper end of the glue injection cylinder (6) and the fixing platform (7), a plurality of second air outlet holes (62) which correspond to one another one to one are formed in the upper end face of the glue injection cylinder (6) and the fixing platform (7), and the fixing plate (73) is fixedly connected to one end, far away from the second piston (63), of the second piston rod (64), the guide rod (74) penetrates through the fixing plate (73), one end of the guide rod is fixedly connected to the fixing platform (7), the driving assembly (71) is arranged on the fixing platform (7), and the limiting assembly (72) is arranged between the fixing plate (73) and the fixing platform (7).

4. The precise gluing workbench for the automobile engine cylinder block cover according to claim 3, characterized in that: drive assembly (71) include turbine (711), worm (712), servo motor (713), second piston rod (64) are the threaded rod, turbine (711) cover is established and threaded connection is on second piston rod (64), turbine (711) lower extreme is rotated and is connected on fixed platform (7), worm (712) and turbine (711) mesh and rotate the connection on fixed platform (7), worm (712) pass through servo motor (713) drive.

5. The precise gluing workbench for the automobile engine cylinder block cover according to claim 4, characterized in that: the limiting assembly (72) comprises a limiting plate (721), a first contact (722), a second contact (723) and a first screw (724), the guide rod (74) penetrates through the limiting plate (721), a first limiting groove (725) is formed in the guide rod (74) along the axis direction, a plurality of scale marks (726) are uniformly distributed on the guide rod (74) along the axis direction, the first screw (724) is in threaded connection with the limiting plate (721) corresponding to the first limiting groove (725) and penetrates through the limiting plate (721) to abut against the bottom wall of the first limiting groove (725), the first contact (722) is arranged on the upper surface of the limiting plate (721), and the second contact (723) is arranged on the lower surface of the fixing plate (73) and corresponds to the first contact (722).

6. The precise gluing workbench for the automobile engine cylinder block cover according to claim 1, characterized in that: the positioning device comprises a position adjusting assembly (8), a base plate (91), an angle adjusting assembly (9) and a movable plate (98), the position adjusting assembly (8) is arranged on the vertical seat (3), the base plate (91) is arranged on the position adjusting assembly (8), the base plate (91) is hinged to the movable plate (98), the angle adjusting assembly (9) is arranged between the base plate (91) and the movable plate (98), and the glue injection cylinder (6) is connected to the movable plate (98) in a sliding mode.

7. The precise gluing workbench for the automobile engine cylinder block cover according to claim 6, characterized in that: the position adjusting assembly (8) comprises a lifting seat (81), a rotating seat (84), a second screw (82) and a third screw (87), the lifting seat (81) is connected to the vertical seat (3) in a sliding manner along the axis direction of the vertical seat (3), a second limiting groove (83) is formed in the lifting seat (81) along the axis direction, the second screw (82) is connected to the vertical seat (3) in a threaded manner and corresponds to the second limiting groove (83), the second screw penetrates through the vertical seat (3) and abuts against the bottom wall of the second limiting groove (83), the upper end of the lifting seat (81) is rotatably connected with a rotating ring (86), the rotating ring (86) is fixedly connected with the rotating seat (84), the end of the third screw (87) penetrates into the rotating ring (86) and abuts against the lifting seat (81), the rotating seat (84) is provided with two long grooves (85) along the length direction, and the two long grooves (85) are distributed along the width direction of the rotating seat (84), two clamping seats (92) are arranged on the base plate (91) corresponding to the positions of the long grooves (85), studs (93) are fixedly connected to the two clamping seats (92), the two clamping seats (92) are respectively connected with the corresponding long grooves (85) in a sliding mode, and the studs (93) penetrate through the long grooves (85) and are fixedly connected with the rotating seats (84) through nuts (94).

8. The precise gluing workbench for the automobile engine cylinder block cover according to claim 6, characterized in that: angle adjusting part (9) are including arc deflector (95) and fourth screw (96), arc deflector (95) centre of a circle is located the articulated shaft line of base plate (91) and movable plate (98), arc deflector (95) one end fixed connection is in movable plate (98) towards base plate (91) one side, and the other end slides and runs through base plate (91), fourth screw (96) threaded connection corresponds arc deflector (95) position in base plate (91), fourth screw (96) run through base plate (91) and with arc deflector (95) butt, be provided with on movable plate (98) and feed subassembly (97).

9. The precise gluing workbench for the automobile engine cylinder block cover according to claim 8, characterized in that: feed subassembly (97) including driving actuating cylinder (971) and slider (972), base plate (91) one side is kept away from in movable plate (98) has seted up spout (973) along length direction, slider (972) slides along movable plate (98) length direction and connects in spout (973), injecting glue section of thick bamboo (6) and slider (972) fixed connection, drive actuating cylinder (971) fixed connection is in movable plate (98) upper end, the output pole that drives actuating cylinder (971) runs through movable plate (98) upper end and in slider (972) fixed connection.