CN114346669A - Cylinder head cover assembly assembling device and method - Google Patents
Cylinder head cover assembly assembling device and method Download PDFInfo
- Publication number
- CN114346669A CN114346669A CN202210028870.4A CN202210028870A CN114346669A CN 114346669 A CN114346669 A CN 114346669A CN 202210028870 A CN202210028870 A CN 202210028870A CN 114346669 A CN114346669 A CN 114346669A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- pin
- lifting
- screws
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Landscapes
- Automatic Assembly (AREA)
Abstract
The invention discloses an assembling device for a cylinder head cover assembly, which comprises a positioning pin penetrating device, a feeding device, a cylinder cover pre-tightening device and a cylinder cover locking device which are sequentially arranged along the conveying direction of a conveying belt; the positioning pin penetrating device is used for respectively inserting positioning pins into screw holes of two oblique opposite angles of the cylinder seat; the feeding device is used for sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat; the cylinder cover pre-tightening device is used for inserting screws into the other two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws, pulling out the positioning pin and inserting the screws into the two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws; and the cylinder cover locking device is used for completely screwing the screws on the cylinder seat. According to the invention, the positioning pins are inserted into the two oblique diagonal screw holes of the cylinder block before assembly, so that the problems that the screw holes of the cylinder block, the gasket and the cylinder cover are difficult to align and are easy to deviate in the transmission process are solved.
Description
Technical Field
The invention relates to the technical field of cylinder production equipment, in particular to a cylinder head cover assembly assembling device and method.
Background
The compressor is the heart of a refrigeration device such as a refrigerator and an air conditioner. In recent years, our country is shifting from a large country of manufacture of products such as refrigerators and air conditioners to a strong country of manufacture. The design and scale of the compressor plays a key role for the development of the field, and the advanced manufacturing automation assembly and test production equipment technology in the scale manufacturing is an important factor for promoting the structure transformation. At present, when the cylinder head cover is assembled, hole positions are difficult to align with hole positions of a cylinder seat, so that the cylinder head cover still needs to be assembled manually, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide a cylinder head cover assembly device and a cylinder head cover assembly method, which aim to solve the problems that when a cylinder head cover is assembled, because hole positions of the cylinder head cover are difficult to align with hole positions of a cylinder seat, the cylinder head cover still needs to be assembled manually, and the production efficiency is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cylinder head cover assembly device comprises a positioning pin penetrating device, a feeding device, a cylinder cover pre-tightening device and a cylinder cover locking device which are sequentially arranged along the conveying direction of a conveying belt;
the positioning pin penetrating device is used for respectively inserting positioning pins into screw holes of two oblique opposite angles of the cylinder seat;
the feeding device is used for sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat;
the cylinder cover pre-tightening device is used for inserting screws into the other two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws, pulling out the positioning pin and inserting the screws into the two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws;
and the cylinder cover locking device is used for completely screwing the screws on the cylinder seat.
Preferably, the positioning pin penetrating device comprises a pin vibrating disc, an air blowing device, two hoses and a positioning pin installing device, wherein the number of the hoses is two;
the pin vibrating disc transmits the positioning pins into the blowing device through vibration;
one end of the hose is fixedly arranged through a hose fixing frame, and the other end of the hose is connected with the positioning pin device;
the air blowing device comprises a lifting assembly and an air blowing assembly, the lifting assembly is arranged between the hose fixing frame and a discharge hole of the pin vibration disc, the lifting assembly comprises a lifting cylinder and a lifting block, two pin channels are arranged in the lifting block, the lifting block is arranged at the top of a piston rod of the lifting cylinder, when the lifting block descends to the lowest point, the two pin channels are communicated with the discharge hole of the pin vibration disc, when the lifting block ascends to the highest point, the two pin channels are respectively communicated with the two hoses, and the lifting block seals the discharge hole of the vibration disc; the air blowing assembly comprises an air blowing fixing frame, an air blowing cylinder and an air nozzle assembly, the air blowing cylinder is arranged at the top of the air blowing fixing frame, the air nozzle assembly is fixed on a piston rod of the air blowing cylinder, the air nozzle assembly is provided with two air holes, and when the air blowing cylinder contracts, the two air holes can be respectively communicated with the two pin channels of the lifting block which rises to the highest point;
the pin installing and positioning device comprises a pin lifting cylinder, a switch plate, two switch cylinders and two pin sleeves; the pin cylinder is fixedly arranged, the switch plate is arranged on a piston rod of the pin lifting cylinder, the switch plate is provided with two pin through holes which penetrate through the switch plate up and down, and the two pin through holes correspond to two oblique diagonal screw holes in the cylinder seat; the pin sleeves are arranged on the top surface of the switch board, the lower ends of the two pin sleeves are respectively communicated with the two pin through holes, and the upper ends of the two pin sleeves are respectively communicated with the two hoses; the switch plate is horizontally provided with two switch holes, one end of each switch hole is communicated with the pin through hole, and the other end of each switch hole is communicated with the outside through the side wall of the switch plate; two the switch cylinder set up respectively in the lateral wall of switch board, the piston rod of switch cylinder stretches into in the switch hole, and work as the piston rod of switch cylinder can with when stretching out the shutoff of pin via hole.
Preferably, the feeding device comprises a material distributing device, a portal frame, a material taking lifting device and a material taking device; the material distribution device is provided with a gasket and a cylinder cover, the portal frame is horizontally provided with a linear module, the material taking lifting device is installed on the linear module, and the linear module drives the material taking lifting device to move horizontally; the material taking device is arranged at the bottom of the material taking lifting device, and the material taking lifting device drives the material taking device to move longitudinally; the material taking device is used for picking up the gasket or the cylinder cover from the material dividing device and mounting the gasket or the cylinder cover to the cylinder seat.
Preferably, the cylinder cover pre-tightening device comprises a screw feeding device, and a first screw pre-tightening device, a pin pulling device and a second screw pre-tightening device which are sequentially arranged along the conveying direction of the conveying belt; the screw feeding device is used for conveying screws to the first screw pre-tightening device and the second screw pre-tightening device, and the first screw pre-tightening device is used for placing the screws into the screw holes of the other two oblique opposite angles of the cylinder seat and pre-tightening the screws; the pin pulling device is used for pulling out the positioning pin on the cylinder seat upwards, and the second screw pre-tightening device is used for placing screws into screw holes in two oblique opposite angles of the cylinder seat and performing pre-tightening.
Preferably, the cylinder cover locking device comprises a lifting bracket, a locking device and a lifting driving assembly; the lifting support is provided with a vertical sliding track, the lifting driving assembly comprises a driving air cylinder, a sliding block and a connecting plate, the sliding block is in sliding fit with the sliding track, the driving air cylinder is arranged at the top of the lifting support, a piston rod of the driving air cylinder is connected with the sliding block, the connecting plate is fixed on the sliding block, the locking device is installed on the top surface of the connecting plate and comprises four rotating heads, and the rotating heads penetrate through the connecting plate and extend out of the bottom surface of the connecting plate to lock screws on a cylinder seat.
Preferably, the locking device further comprises a torque motor and a transmission shaft, and the number of the torque motor, the number of the transmission shaft and the number of the universal heads are respectively the same as the number of the rotating heads; the torque motor is connected with the transmission shaft, and the transmission shaft is connected with the rotating head.
A cylinder head cover assembly assembling method is applied to the cylinder head cover assembly assembling device and comprises the following steps of:
s1: positioning pins are respectively inserted into the screw holes of the two oblique opposite angles of the cylinder seat;
s2: sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat;
s3: blowing screws into the other two oblique diagonal screw holes of the cylinder seat and performing pre-tightening, then pulling the positioning pin away, and blowing screws into the two oblique diagonal screw holes of the cylinder seat and performing pre-tightening;
s4: and fully screwing the screws on the cylinder block.
Preferably, in the step S4, the screw on the cylinder block is tightened with a constant torque.
Preferably, the mounting surface of the cylinder block faces upward.
One of the above technical solutions has the following beneficial effects:
1. the positioning pins are skillfully inserted into the screw holes of the two oblique opposite angles of the cylinder block before assembly, so that the problems that the screw holes of the cylinder block, the gasket and the cylinder cover are difficult to align and the cylinder cover is easy to shift in the transmission process are solved, the assembly of the cylinder cover can be fully automated, the assembly efficiency is effectively improved, the investment of manual labor is reduced, the assembly cost is reduced, and the large social and economic benefits are achieved;
2. the torque motor is used for driving, so that constant torque output can be realized, the torque of each rotating head can be kept unchanged during rotation, the locking force of each screw can be stably controlled, the problem of overlarge locking force or undersize locking force is avoided, the assembly effect is better, and the stability of a product is higher;
3. when the equipment, the mounting surface of cylinder block faces upward, can avoid iron fillings to drop to between cylinder block and the gasket and lead to the problem of cylinder gas leakage like this effectively, improves the product yield remarkably.
Drawings
The drawings are further illustrative of the invention and the content of the drawings does not constitute any limitation of the invention.
FIG. 1 is a schematic perspective view of a pin penetrating device according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is a schematic view of a loading device according to one embodiment of the present invention;
FIG. 5 is a schematic perspective view of a cylinder head pretensioning device according to an embodiment of the invention;
FIG. 6 is a schematic perspective view of a cylinder head locking device according to one embodiment of the present invention;
in the drawings: 1-penetrating positioning pin device, 11-pin vibrating disk, 12-blowing device, 121-lifting assembly, 1211-lifting cylinder, 1212-lifting block, 122-blowing assembly, 1221-blowing fixed frame, 1222-blowing cylinder, 1223-air nozzle assembly, 13-hose, 14-installing positioning pin device, 141-pin lifting cylinder, 142-switch plate, 143-switch cylinder, 144-pin sleeve, 2-feeding device, 21-distributing device, 22-portal frame, 221-linear module, 23-taking lifting device, 24-taking device, 3-cylinder cover pre-tightening device, 31-screw feeding device, 32-first screw pre-tightening device, 33-pin pulling device, 34-second screw pre-tightening device, 4-cylinder cover locking device, 41-lifting bracket, 411-sliding track, 42-locking device, 421-rotating head, 422-transmission shaft, 43-lifting driving component, 431-driving cylinder, 432-sliding block, 433-connecting plate, 5-cylinder seat and 6-positioning pin.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment discloses an assembling device for a cylinder head cover assembly, which comprises a positioning pin penetrating device 1, a feeding device 2, a cylinder cover pre-tightening device 3 and a cylinder cover locking device 4 which are sequentially arranged along the conveying direction of a conveying belt, as shown in fig. 1-6;
the positioning pin penetrating device 1 is used for respectively inserting positioning pins 6 into two oblique diagonal screw holes of the cylinder block 5;
the feeding device 2 is used for sequentially overlapping the gasket and the cylinder cover on the top surface of the cylinder seat 5 through the pin;
the cylinder cover pre-tightening device 3 is used for inserting screws into the other two oblique diagonal screw holes of the cylinder seat 5 and pre-tightening the screws, and pulling the positioning pin 6 away and inserting the screws into the two oblique diagonal screw holes of the cylinder seat 5 and pre-tightening the screws;
and the cylinder cover locking device 4 is used for completely screwing the screws on the cylinder seat 5.
In the traditional assembly process, the gasket and the screw holes on the cylinder cover are difficult to align with the screw holes on the cylinder seat 5, so that the existing compressor cylinder cover is manually assembled, the assembly efficiency is low, and the cost is high; according to the invention, through arranging the positioning pin penetrating device 1, before assembly, positioning pins are respectively inserted into two screw holes of the oblique opposite angles of the cylinder seat 5, and then the screw holes of the gasket and the cylinder cover are matched with the positioning pins, so that the rest screw holes of the gasket and the cylinder cover can be accurately aligned with the screw holes on the cylinder seat 5, and the positioning pins can also play a limiting role for the gasket and the cylinder seat 5, when the cylinder seat 5 is conveyed on a conveying belt, the gasket and the cylinder cover can not deviate, and the gasket and the cylinder cover can still keep alignment one by one when conveyed to the cylinder cover pre-tightening device 3, so that the cylinder cover pre-tightening device 3 can smoothly insert the screws into the screw holes of the cylinder seat 5, the gasket and the cylinder cover and pre-tighten the screws; in the process of installing the screws, because two screw holes of the cylinder seat 5 are occupied by the positioning pins 6, the screws are firstly installed into the rest screw holes and are pre-tightened, then the positioning pins 6 are pulled away to empty the screw holes, then the screws are inserted into the screw holes into which the positioning pins 6 are originally inserted and are pre-tightened, because the screws are already installed into partial screw holes before the pins are pulled out, the gasket and the cylinder cover are already positioned on the cylinder seat 5 at the moment, the gasket and the cylinder cover cannot deviate even the pins are pulled out, and after the positioning pins 6 are pulled out, all the screw holes into which the positioning pins 6 are originally inserted can still keep an aligned state, so the screws can be conveniently inserted into the screw holes into which the screws are not installed. In the pre-tightening process, the cylinder cover is not completely locked and still has a certain margin, and the cylinder cover locking device 4 completely locks each screw, so that the cylinder cover and the gasket are completely locked on the cylinder seat 5, and the assembly is completed. The positioning pins 6 are skillfully inserted into the screw holes of the two oblique opposite angles of the cylinder block 5 before assembly, so that the problems that the cylinder block 5, the gasket and the screw holes of the cylinder cover are difficult to align and the cylinder cover is easy to shift in the transmission process are solved, the assembly of the cylinder cover can be fully automated, the assembly efficiency is effectively improved, the labor investment is reduced, the assembly cost is reduced, and the method has great social and economic benefits.
Further, the positioning pin penetrating device 1 comprises a pin vibrating disc 11, an air blowing device 12, hoses 13 and a positioning pin installing device 14, wherein the number of the hoses 13 is two;
the pin vibrating disk 11 transmits the positioning pin 6 into the blowing device 12 through vibration;
one end of the hose 13 is fixedly arranged through a hose 13 fixing frame, and the other end of the hose 13 is connected with the positioning pin device 1414;
the blowing device 12 comprises a lifting assembly 121 and a blowing assembly 122, the lifting assembly 121 is disposed between the fixed frame of the hose 13 and the discharge hole of the pin vibration disk 11, the lifting assembly 121 comprises a lifting cylinder 1211 and a lifting block 1212, two pin channels are disposed in the lifting block 1212, the lifting block 1212 is disposed at the top of the piston rod of the lifting cylinder 1211, when the lifting block 1212 descends to the lowest point, the two pin channels are communicated with the discharge hole of the pin vibration disk 11, when the lifting block 1212 ascends to the highest point, the two pin channels are respectively communicated with the two hoses 13, and the lifting block 1212 blocks the discharge hole of the vibration disk; the air blowing assembly 122 comprises an air blowing fixing frame 1221, an air blowing cylinder 1222 and an air nozzle assembly 1223, the air blowing cylinder 1222 is arranged at the top of the air blowing fixing frame 1221, the air nozzle assembly 1223 is fixed on a piston rod of the air blowing cylinder 1222, the air nozzle assembly 1223 is provided with two air holes, and when the air blowing cylinder 1222 is contracted, the two air holes can be respectively communicated with the two pin channels of the lifting block 1212 which rises to the highest point;
the pin installing and positioning device 1414 comprises a pin lifting cylinder 141, a switch plate 142, two switch cylinders 143 and two pin sleeves 144; the pin cylinder is fixedly arranged, the switch plate 142 is arranged on a piston rod of the pin lifting cylinder 141, the switch plate 142 is provided with two pin through holes which penetrate through the switch plate up and down, and the two pin through holes correspond to two screw holes in the diagonal direction on the cylinder block 5; the pin sleeves 144 are arranged on the top surface of the switch board 142, the lower ends of the two pin sleeves 144 are respectively communicated with the two pin through holes, and the upper ends of the two pin sleeves 144 are respectively communicated with the two hoses 13; the switch plate 142 is horizontally provided with two switch holes, one end of each switch hole is communicated with the pin through hole, and the other end of each switch hole is communicated with the outside through the side wall of the switch plate 142; the two switch cylinders 143 are respectively arranged on the side walls of the switch plate 142, piston rods of the switch cylinders 143 extend into the switch holes, and when the piston rods of the switch cylinders 143 extend out, the pin through holes can be plugged.
When the positioning pins 6 are installed into the two oblique-diagonal screw holes of the cylinder seat 5, the positioning pins 6 are firstly conveyed to a discharge hole of the pin vibration disc 11 through the pin vibration disc 11, at the moment, a piston rod of the lifting cylinder 1211 is in a contraction state, the pin channel is communicated with the discharge hole of the pin vibration disc 11, and then the positioning pins 6 enter the pin channels through the discharge hole, so that the two pin channels are respectively filled with the positioning pins 6; then, the piston rod of the lifting cylinder 1211 extends upwards to lift the lifting block 1212, so that the pin channel is aligned with the hose 13, and meanwhile, the discharge hole of the pin vibration disc 11 is blocked, so that the positioning pin 6 can stay at the discharge hole of the pin vibration disc 11 to wait for the lifting block 1212 to descend; when the pin channel is aligned with the hose 13, the piston rod of the air blowing cylinder 1222 is contracted to enable the air nozzle assembly 1223 to be tightly attached to the pin channel, then air blowing is performed, the positioning pin 6 moves downwards along the hose 13 under the blowing of the air flow of the air nozzle assembly 1223 and enters the pin sleeve 144, at the moment, the piston rod of the switch cylinder 143 is in an extending state to close the pin through hole, and the positioning pin 6 is blocked in the pin sleeve 144; then, the piston rod of the pin lifting cylinder 141 extends downwards to drive the switch plate 142 and the pin sleeve 144 to move downwards, so that the two pin through holes are respectively aligned with the two screw holes of the oblique opposite angles of the cylinder block 5; and finally, the piston rod of the switch cylinder 143 is contracted to open the pin through hole, and the positioning pin 6 passes through the pin through hole to enter the screw holes of the two oblique opposite angles of the cylinder seat 5, so that the positioning pin 6 can be automatically installed in the screw hole of the cylinder seat 5, and the subsequent gasket and cylinder cover assembly is facilitated.
Further, the feeding device 2 comprises a material distributing device 21, a portal frame 22, a material taking lifting device 23 and a material taking device 24; the material distributing device 21 is provided with a gasket and a cylinder cover, the portal frame 22 is horizontally provided with a linear module 221, the material taking lifting device 23 is installed on the linear module 221, and the linear module 221 drives the material taking lifting device 23 to move horizontally; the material taking device 24 is arranged at the bottom of the material taking lifting device 23, and the material taking lifting device 23 drives the material taking device 24 to move longitudinally; the take-off device 24 is used to pick up the gasket or cylinder head from the feed-off device 21 and mount the gasket or cylinder head to the cylinder block 5.
After the positioning pin 6 is assembled, the linear module 221 on the portal frame 22 drives the material taking lifting device 23 and the material taking device 24 to move above the material distributing device 21, and the linear module 221 can adopt a screw-nut mechanism or a linear motor and the like; the material distributing device 21 stores a plurality of gaskets and cylinder covers, then the material taking lifting device 23 drives the material taking device 24 to move downwards, the material taking device 24 firstly picks up the gaskets from the material distributing device 21, the material taking device 24 can pick up materials by arranging a negative pressure suction cup and the like, then the material taking lifting device 23 drives the material taking device 24 to move upwards, the linear module 221 on the portal frame 22 drives the material taking lifting device 23 and the material taking device 24 to move to the upper part of the cylinder cover, the material taking lifting device 23 drives the material taking device 24 to move downwards, so that the material taking device 24 loads the gasket on the cylinder seat 5, as a preferred embodiment, the bottom of the material taking device 24 is provided with a vision system, so that the screw holes on the gasket and the two positioning pins 6 can be accurately positioned, the visual system can be obtained in a market purchase mode, and the specific implementation method and structure are out of the protection scope of the application; of course, the present invention can be implemented by a conventional method such as providing a stopper mechanism. Subsequently, the loading device 2 repeats the above steps to pick up the cylinder head from the feed divider 21 and mount the cylinder head to the cylinder block 5.
Further, the cylinder cover pre-tightening device 3 comprises a screw feeding device 31, and a first screw pre-tightening device 32, a pin pulling device 33 and a second screw pre-tightening device 34 which are sequentially arranged along the conveying direction of the conveying belt; the screw feeding device 31 is used for conveying screws to the first screw pre-tightening device 32 and the second screw pre-tightening device 34, and the first screw pre-tightening device 32 is used for placing the screws into the other two diagonally opposite screw holes of the cylinder block 5 and pre-tightening the screws; the pin pulling device 33 is used for pulling out the positioning pin 6 on the cylinder block 5 upwards, and the second screw pre-tightening device 34 is used for placing screws into two screw holes at two oblique opposite angles of the cylinder block 5 and performing pre-tightening.
After the gasket and the cylinder cover are assembled on the cylinder seat 5, screws need to be locked, the screws are firstly conveyed to the other two diagonally opposite screw holes of the cylinder seat 5 by the screw feeding device 31, and as an optional mode, the screw feeding device 31 can adopt a vibrating disc for feeding and assemble the screws into the screw holes of the cylinder seat 5 through a structure similar to the positioning pin device 14; then, the first screw pre-tightening device 32 pre-tightens the screw, wherein the pre-tightening means screwing the screw into the screw hole but not completely locking the screw; then the pin pulling device 33 respectively clamps the two positioning pins 6 and pulls out the positioning pins; and then the screw feeding device 31 feeds the screw again, the screw is conveyed into the screw hole originally provided with the positioning pin 6, and finally the screw is pre-tightened by a second pre-tightening device. As one of the embodiments, the screw feeding device 31 may be provided with two vibrating discs to achieve the effect of feeding separately; as another embodiment, only one vibrating disk may be provided, and a reversing block capable of moving horizontally is provided at the discharge port of the vibrating disk, and the reversing block can directionally convey the screw to the first screw preloading device 32 or the second preloading device by moving left and right.
Further, the cylinder cover locking device 4 comprises a lifting bracket 41, a locking device 42 and a lifting driving assembly 43; the lifting support 41 is provided with a vertical sliding track 411, the lifting driving assembly 43 comprises a driving cylinder 431, a sliding block 432 and a connecting plate 433, the sliding block 432 is in sliding fit with the sliding track 411, the driving cylinder 431 is arranged at the top of the lifting support 41, a piston rod of the driving cylinder 431 is connected with the sliding block 432, the connecting plate 433 is fixed to the sliding block 432, the locking device 42 is mounted on the top surface of the connecting plate 433, the locking device 42 comprises four rotating heads 421, and the rotating heads 421 penetrate through the connecting plate 433 and extend out from the bottom surface of the connecting plate 433 to lock screws on the cylinder seat 5.
After the screws are arranged in the screw holes of the cylinder seat 5, the screws are positioned in the screw holes, and at the moment, the cylinder cover locking device 4 can complete assembly only by locking each screw; the lifting driving device drives the locking device 42 to move downwards, so that each rotating head 421 is matched with a screw respectively, and then the locking device 42 drives each rotating head 421 to rotate simultaneously, so that each screw can be locked simultaneously.
Further, the locking device 42 further includes a torque motor and a transmission shaft 422, and the number of the torque motor, the number of the transmission shaft 422 and the number of the universal heads are respectively the same as the number of the rotating heads 421; the torque motor is connected to the transmission shaft 422, and the transmission shaft 422 is connected to the rotary head 421.
Drive through torque motor, can realize the output of invariable moment to make each rotating head 421 moment when rotating can keep unchangeable, thereby can control the locking dynamics of each screw steadily, avoid the too big or locking force undersize problem of locking force, the effect of assembly is better, and the stability of product is higher.
A cylinder head cover assembly assembling method is applied to the cylinder head cover assembly assembling device and comprises the following steps of:
s1: positioning pins 6 are respectively inserted into the screw holes of the two oblique opposite angles of the cylinder seat 5;
s2: sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat 5;
s3: blowing screws into the other two oblique diagonal screw holes of the cylinder seat 5 and pre-screwing the screws, then pulling the positioning pin 6 away, and blowing the screws into the two oblique diagonal screw holes of the cylinder seat 5 and pre-screwing the screws;
s4: the screws on the cylinder block 5 are all tightened.
The positioning pins 6 are inserted into the screw holes of the two oblique opposite angles of the cylinder seat 5 before assembly, so that the problems that the screw holes of the cylinder seat 5, the gasket and the cylinder cover are difficult to align and the cylinder cover is easy to deviate in the transmission process are solved, full automation of assembly of the cylinder cover can be realized, the assembly efficiency is effectively improved, the investment of manual labor is reduced, the assembly cost is reduced, and great social and economic benefits are achieved.
Further, in the step S4, the screw on the cylinder block 5 is tightened with a constant torque.
Set up the locking dynamics that can control each screw steadily like this, avoid the too big or locking force undersize problem of locking force, the effect of assembly is better, and the stability of product is higher.
Further, the mounting surface of the cylinder block 5 faces upward.
Can avoid like this at the in-process of screw locking, because can produce iron fillings easily because of the friction between the screw hole of screw and cylinder block 5, when the equipment, cylinder block 5's installation face up, even produce iron fillings between the screw hole of screw and cylinder block 5, iron fillings also can only drop to the screw hole of cylinder block 5 under the effect of gravity, can avoid iron fillings to drop to the problem that leads to the cylinder gas leakage between cylinder block 5 and the gasket effectively like this, improve the product yield remarkably.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Other embodiments of the invention will occur to those skilled in the art without the exercise of inventive faculty based on the explanations herein, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined in the appended claims.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The assembling device for the cylinder head cover assembly is characterized by comprising a positioning pin penetrating device, a feeding device, a cylinder cover pre-tightening device and a cylinder cover locking device which are sequentially arranged along the conveying direction of a conveying belt;
the positioning pin penetrating device is used for respectively inserting positioning pins into screw holes of two oblique opposite angles of the cylinder seat;
the feeding device is used for sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat;
the cylinder cover pre-tightening device is used for inserting screws into the other two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws, pulling out the positioning pin and inserting the screws into the two oblique diagonal screw holes of the cylinder seat and pre-tightening the screws;
and the cylinder cover locking device is used for completely screwing the screws on the cylinder seat.
2. The assembling device for the cylinder head cover assembly according to claim 1, wherein the positioning pin penetrating device comprises a pin vibrating disc, an air blowing device, two hoses and a positioning pin installing device, and the number of the hoses is two;
the pin vibrating disc transmits the positioning pins into the blowing device through vibration;
one end of the hose is fixedly arranged through a hose fixing frame, and the other end of the hose is connected with the positioning pin device;
the air blowing device comprises a lifting assembly and an air blowing assembly, the lifting assembly is arranged between the hose fixing frame and a discharge hole of the pin vibration disc, the lifting assembly comprises a lifting cylinder and a lifting block, two pin channels are arranged in the lifting block, the lifting block is arranged at the top of a piston rod of the lifting cylinder, when the lifting block descends to the lowest point, the two pin channels are communicated with the discharge hole of the pin vibration disc, when the lifting block ascends to the highest point, the two pin channels are respectively communicated with the two hoses, and the lifting block seals the discharge hole of the vibration disc; the air blowing assembly comprises an air blowing fixing frame, an air blowing cylinder and an air nozzle assembly, the air blowing cylinder is arranged at the top of the air blowing fixing frame, the air nozzle assembly is fixed on a piston rod of the air blowing cylinder, the air nozzle assembly is provided with two air holes, and when the air blowing cylinder contracts, the two air holes can be respectively communicated with the two pin channels of the lifting block which rises to the highest point;
the pin installing and positioning device comprises a pin lifting cylinder, a switch plate, two switch cylinders and two pin sleeves; the pin cylinder is fixedly arranged, the switch plate is arranged on a piston rod of the pin lifting cylinder, the switch plate is provided with two pin through holes which penetrate through the switch plate up and down, and the two pin through holes correspond to two oblique diagonal screw holes in the cylinder seat; the pin sleeves are arranged on the top surface of the switch board, the lower ends of the two pin sleeves are respectively communicated with the two pin through holes, and the upper ends of the two pin sleeves are respectively communicated with the two hoses; the switch plate is horizontally provided with two switch holes, one end of each switch hole is communicated with the pin through hole, and the other end of each switch hole is communicated with the outside through the side wall of the switch plate; two the switch cylinder set up respectively in the lateral wall of switch board, the piston rod of switch cylinder stretches into in the switch hole, and work as the piston rod of switch cylinder can with when stretching out the shutoff of pin via hole.
3. The assembly device of claim 1, wherein the feeding device comprises a material distributing device, a portal frame, a material taking lifting device and a material taking device; the material distribution device is provided with a gasket and a cylinder cover, the portal frame is horizontally provided with a linear module, the material taking lifting device is installed on the linear module, and the linear module drives the material taking lifting device to move horizontally; the material taking device is arranged at the bottom of the material taking lifting device, and the material taking lifting device drives the material taking device to move longitudinally; the material taking device is used for picking up the gasket or the cylinder cover from the material dividing device and mounting the gasket or the cylinder cover to the cylinder seat.
4. The assembling device of the cylinder head cover assembly according to claim 1, wherein the cylinder head pre-tightening device comprises a screw feeding device and a first screw pre-tightening device, a pin pulling device and a second screw pre-tightening device which are sequentially arranged along the conveying direction of the conveying belt; the screw feeding device is used for conveying screws to the first screw pre-tightening device and the second screw pre-tightening device, and the first screw pre-tightening device is used for placing the screws into the screw holes of the other two oblique opposite angles of the cylinder seat and pre-tightening the screws; the pin pulling device is used for pulling out the positioning pin on the cylinder seat upwards, and the second screw pre-tightening device is used for placing screws into screw holes in two oblique opposite angles of the cylinder seat and performing pre-tightening.
5. The assembly device of claim 1, wherein said cylinder head locking device comprises a lifting bracket, a locking device and a lifting drive assembly; the lifting support is provided with a vertical sliding track, the lifting driving assembly comprises a driving air cylinder, a sliding block and a connecting plate, the sliding block is in sliding fit with the sliding track, the driving air cylinder is arranged at the top of the lifting support, a piston rod of the driving air cylinder is connected with the sliding block, the connecting plate is fixed on the sliding block, the locking device is installed on the top surface of the connecting plate and comprises four rotating heads, and the rotating heads penetrate through the connecting plate and extend out of the bottom surface of the connecting plate to lock screws on a cylinder seat.
6. The assembly device of claim 5, wherein said locking device further comprises a torque motor and a transmission shaft, said torque motor, transmission shaft and universal head being respectively equal in number to said rotary head; the torque motor is connected with the transmission shaft, and the transmission shaft is connected with the rotating head.
7. A cylinder head assembly assembling method applied to a cylinder head assembly assembling apparatus according to any one of claims 1 to 6, comprising the steps of, in order:
s1: positioning pins are respectively inserted into the screw holes of the two oblique opposite angles of the cylinder seat;
s2: sequentially enabling the gasket and the cylinder cover to penetrate through the pin to be overlapped on the top surface of the cylinder seat;
s3: blowing screws into the other two oblique diagonal screw holes of the cylinder seat and performing pre-tightening, then pulling the positioning pin away, and blowing screws into the two oblique diagonal screw holes of the cylinder seat and performing pre-tightening;
s4: and fully screwing the screws on the cylinder block.
8. The cylinder head assembly assembling method according to claim 7, wherein in said step S4, screws on the cylinder block are tightened with a constant torque.
9. The method of assembling a cylinder head assembly according to claim 7, wherein said mounting surface of said cylinder block faces upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210028870.4A CN114346669A (en) | 2022-01-11 | 2022-01-11 | Cylinder head cover assembly assembling device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210028870.4A CN114346669A (en) | 2022-01-11 | 2022-01-11 | Cylinder head cover assembly assembling device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114346669A true CN114346669A (en) | 2022-04-15 |
Family
ID=81110033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210028870.4A Withdrawn CN114346669A (en) | 2022-01-11 | 2022-01-11 | Cylinder head cover assembly assembling device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114346669A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502689A (en) * | 2022-10-19 | 2022-12-23 | 成都川哈工机器人及智能装备产业技术研究院有限公司 | Automatic assembly system and artificial intelligence assembly method based on rapid image recognition |
-
2022
- 2022-01-11 CN CN202210028870.4A patent/CN114346669A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502689A (en) * | 2022-10-19 | 2022-12-23 | 成都川哈工机器人及智能装备产业技术研究院有限公司 | Automatic assembly system and artificial intelligence assembly method based on rapid image recognition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114346669A (en) | Cylinder head cover assembly assembling device and method | |
| CN106944589A (en) | A kind of full-automatic riveter | |
| CN217750305U (en) | Cylinder head cover assembly quality | |
| CN109693103A (en) | Novel bottom valve nut determines torque locking equipment and its application method | |
| CN110280198A (en) | Agitating device is used in the preparation of one plant sterols | |
| CN113369862B (en) | Automatic press-fitting system and method for ball screw auxiliary bearing | |
| CN114105451A (en) | Calendaring forming device for photovoltaic glass production and using method thereof | |
| CN108890289A (en) | A kind of luggage automatic assembling | |
| CN211928963U (en) | Rotatable concatenation LED display screen | |
| CN206525045U (en) | System is dispatched by cooling type transformer station | |
| CN108199544A (en) | The assembling device and assembly method of a kind of mono- type permanent magnet of permanent magnet motor of built-in V | |
| CN205560229U (en) | Fixed festival oiling mechanism | |
| CN208729138U (en) | A kind of luggage automatic assembling | |
| CN113545605A (en) | Suspended commodity shelf and mounting method thereof | |
| CN111217299B (en) | Jacking device for mounting fireproof plate and implementation method thereof | |
| CN106440634A (en) | Double-side air delivery air cooler structure used for pressure-difference precooling | |
| CN206695237U (en) | Fan installing structure and air conditioner | |
| CN206855346U (en) | Frock jacking rotary quick-changing mechanism | |
| CN105110201B (en) | Attached type light cable crane | |
| CN105442161B (en) | Rotation four-station dropper grabbing and releasing device | |
| CN219714263U (en) | Sealing gasket radian measuring instrument | |
| CN208529398U (en) | Hand stem guide device | |
| CN218745250U (en) | Saw blade cutting movement mechanism of band sawing machine for reforming spinning frame | |
| CN113770711B (en) | Bolt dismounting tool | |
| CN220056215U (en) | Maintenance platform for air conditioner outdoor unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220415 |
|
| WW01 | Invention patent application withdrawn after publication |