CN111558815B

CN111558815B - Full-automatic assembly line of air throttle carousel formula

Info

Publication number: CN111558815B
Application number: CN202010440752.5A
Authority: CN
Inventors: 杨大明; 王建勇
Original assignee: CHONGQING YUHUI MACHINERY CO LTD
Current assignee: CHONGQING YUHUI MACHINERY CO LTD
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-08-27
Anticipated expiration: 2040-05-22
Also published as: CN111558815A

Abstract

The invention discloses a throttle valve rotating disc type full-automatic assembly line which comprises an assembly platform and a rotating disc rotatably arranged on the assembly platform through a rotating disc driving device, wherein a plurality of throttle valve positioning tools are arranged on the rotating disc, and a bearing assembly system, a multifunctional manipulator, a bearing assembly press-fitting system, a needle roller bearing press-fitting system, a gear pin press-fitting system and a motor assembly system are arranged around the rotating disc. By adopting the technical scheme, the processes of feeding the throttle valve shell, assembling the bearing assembly, press-fitting the needle bearing, press-fitting the gear pin, assembling the motor system and inserting the finished product off line can be completed fully automatically, the assembly process is stable and reliable, the assembly efficiency of the throttle valve is greatly improved, the labor intensity of workers is reduced, and the condition that the product is unqualified due to misassembly or missing part assembly can be avoided.

Description

Full-automatic assembly line of air throttle carousel formula

Technical Field

The invention relates to the technical field of throttle valve assembly, in particular to a rotating disc type full-automatic assembly line for a throttle valve.

Background

The air throttle is a controllable valve for controlling air to enter the engine, and the air can be mixed with gasoline to become combustible mixed gas after entering the air inlet pipe, so that the combustible mixed gas is combusted to form work. It is connected with air filter and engine cylinder, and is called the throat of automobile engine.

The whole assembly process of the existing throttle valve is finished manually, so that the assembly efficiency is low, the labor intensity of workers is high, and the product qualification rate is low due to the fact that the parts are numerous and the condition of wrong assembly or neglected assembly is easy to happen.

It is urgent to solve the above problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides a rotary disc type full-automatic assembly line for a throttle valve.

The technical scheme is as follows:

the utility model provides a full-automatic assembly line of throttle valve carousel formula, includes assembly platform and rotationally sets up the carousel on assembly platform through carousel drive arrangement, be provided with a plurality of throttle valve location frocks on the carousel, each throttle valve location frock is the annular and distributes on the carousel, and its main points lie in, center on the carousel is provided with:

a bearing assembly system for assembling the throttle shaft and the ball bearing into a bearing assembly;

the multifunctional manipulator is used for transferring the throttle valve shell to be assembled to an idle throttle valve positioning tool on the turntable, transferring the bearing assembly to the throttle valve shell, and taking a finished product on the throttle valve positioning tool off line;

a bearing assembly press-fitting system for pressing the bearing assembly into the throttle housing;

the needle bearing press-fitting system is used for pressing the needle bearing into the throttle valve shell;

a gear pin press-fitting system for pressing the gear pin into the throttle housing;

and a motor assembly system for mounting the motor in the throttle housing.

By adopting the structure, the processes of feeding the throttle casing, assembling the bearing assembly, press-fitting the needle bearing, press-fitting the gear pin, assembling the motor system and inserting the finished product can be completed fully automatically, the assembly process is stable and reliable, the assembly efficiency of the throttle is greatly improved, the labor intensity of workers is reduced, and the condition that the product is unqualified due to misloading or missing of parts can be avoided.

Preferably, the method comprises the following steps: the bearing assembly assembling system comprises a shaft material box, a shaft ejection air cylinder, a ball bearing vibration disc and an assembling servo electric cylinder, wherein the shaft material box can move transversely under the driving of a shaft material box translation module, the shaft ejection air cylinder is used for pushing a throttle shaft in the shaft material box to push a shaft on a press-fitting table, the ball bearing vibration disc is used for conveying a ball bearing to the press-fitting table through direct vibration of the ball bearing, and the assembling servo electric cylinder is used for press-fitting the ball bearing on the press-fitting table to the throttle shaft. By adopting the structure, the process of assembling the ball bearing on the throttle shaft can be completed fully automatically, and the structure is simple and reliable.

Preferably, the method comprises the following steps: the pressing and mounting table is provided with a throttle shaft positioning seat matched with the throttle shaft, a ball bearing positioning seat matched with the ball bearing and a throttle shaft limiting seat arranged between the throttle shaft positioning seat and the ball bearing positioning seat, and the throttle shaft limiting seat can be driven by a limiting seat lifting cylinder to lift. The structure more than adopting, can fix a position the throttle shaft to the pressure equipment bench through the spacing seat cooperation throttle shaft positioning seat of throttle shaft and predetermine the position, can fix a position ball bearing through the ball bearing positioning seat, guaranteed follow-up assembly process's accuracy.

Preferably, the method comprises the following steps: the bearing assembly press-fitting system comprises a first electric cylinder support and a first press-fitting electric cylinder vertically arranged on the first electric cylinder support, and the first press-fitting electric cylinder can press the bearing assembly into the throttle valve shell. By adopting the structure, the device is simple, reliable and easy to implement.

Preferably, the method comprises the following steps: needle bearing pressure equipment system includes through needle bearing directly shake carry needle bearing vibration dish on the needle bearing transfer table, receive first slip table cylinder driven bearing to transport the slip table, install first finger cylinder on the slip table is transported to the bearing and install the second pressure equipment electric cylinder on the second electric cylinder support, first finger cylinder can press from both sides and get or release needle bearing to transport the slip table from the bearing and transport throttle valve casing with needle bearing. By adopting the structure, the needle roller bearing can be transferred and pressed fully automatically, and the structure is stable and reliable.

Preferably, the method comprises the following steps: gear round pin pressure equipment system includes through the gear round pin directly shake carry the gear round pin vibration dish on the revolving stage in the gear round pin, receive second slip table cylinder driven gear round pin to transport the slip table, install the second finger cylinder on the slip table is transported to the gear round pin and install the third pressure equipment electric jar on third electric jar support, be provided with the negative pressure head of being connected with negative pressure generator on the piston rod of third pressure equipment electric jar, the second finger cylinder can press from both sides and get or release the gear round pin to transport the slip table with the gear round pin from the gear round pin and transport on the negative pressure head. By adopting the structure, the arrangement of the negative pressure head can better cooperate to complete the press fitting process of the gear pin, and the stability and the reliability of the installation of the gear pin are improved.

Preferably, the method comprises the following steps: the motor assembling system comprises a motor clamping device, a motor pressing device and a screw beating device, wherein the motor clamping device is used for clamping a motor arranged on a motor tray and clamping the motor to convey the motor to the throttle valve shell, the motor pressing device is used for pressing the motor arranged on the throttle valve shell in the throttle valve shell, the screw beating device comprises an electric screwdriver, an electric screwdriver three-dimensional module used for adjusting the position of the electric screwdriver and a screw supply mechanism used for supplying screws to the electric screwdriver, and the electric screwdriver can change the position under the driving of the electric screwdriver three-dimensional module to beat the screws on the throttle valve shell and the motor and lock the motor on the throttle valve shell. By adopting the structure, the steps of clamping the motor arranged on the motor tray onto the throttle valve shell, pressing the motor into the throttle valve shell and locking the motor on the throttle valve shell by screwing can be automatically completed, the assembling efficiency of the throttle valve motor is improved, the labor intensity of workers is reduced, the screws are screwed by an electric screwdriver, the pre-tightening force of the screws can be accurately controlled, and the reliability of screw locking is ensured.

Preferably, the method comprises the following steps: the screw feeding mechanism comprises a screw vibrating disk, a screw conveying direct vibration, a screw conveying cavity, an air inlet pipe and a screw outlet pipe; the screw conveying direct vibration device is arranged between the screw vibrating disk and the screw conveying cavity and is used for conveying screws sent out by the screw vibrating disk into the screw conveying cavity one by one; the one end and defeated nail chamber intercommunication of going out the nail pipe, the other end and the advance nail chamber intercommunication of electricity batch, the inlet end and the air supply of intake pipe are connected, give vent to anger the end and defeated nail chamber intercommunication, can blow the screw in the nail chamber to the advance nail chamber of electricity batch through going out the nail pipe to the screw is supplied with to the electricity batch. By adopting the structure, the screw can be automatically supplied to the screwdriver, the screwdriver is stable and reliable, the air inlet pipe and the air cylinder can share the air source, and the energy consumption is low.

Preferably, the method comprises the following steps: the motor clamping device comprises a clamping two-dimensional module, a clamping support arranged on the clamping two-dimensional module, a transverse extension arm arranged on the clamping support through a clamping lifting cylinder, and a clamping motor arranged at the outer end of the transverse extension arm, wherein a motor chuck capable of clamping or releasing the motor is arranged on a motor shaft of the clamping motor, and a motor tray is positioned below the transverse extension arm; the motor pressing device comprises a pressing two-dimensional module, a pressing cylinder arranged on the pressing two-dimensional module, a pressing arm capable of lifting under the driving of the pressing cylinder and a motor pressing head arranged at the outer end of the pressing arm, wherein the motor pressing head can press a motor into the throttle valve shell under the driving of the pressing arm. The structure is simple and reliable, convenient to adjust and good in universality, the motor on the motor tray can be accurately conveyed to the throttle valve shell, and the motor is accurately pressed into the throttle valve shell.

Preferably, the method comprises the following steps: the throttle valve positioning tool comprises a two-dimensional adjusting platform, a main support plate, a shell positioning seat, a shell pressing mechanism and a shell overturning mechanism, wherein the main support plate is vertically installed on the two-dimensional adjusting platform, the shell positioning seat is located on one side of the main support plate, a throttle valve shell can be positioned on the shell positioning seat, the shell pressing mechanism is used for pressing the throttle valve shell on the shell positioning seat, and the shell overturning mechanism is used for overturning the shell positioning seat. By adopting the structure, the throttle casing can be reliably positioned by matching the casing positioning seat with the casing pressing mechanism; the shell positioning seat can be turned over through the shell turning mechanism, so that the action of turning over the throttle shell is realized, more types of automatic assembly processes can be completed in a matched manner, and the automation degree of an assembly line is improved; the position of the throttle valve shell on the tool can be adjusted through the two-dimensional adjusting platform, and the throttle valve shell can be adjusted to a preset point on an assembly line no matter what throttle valve shell is, so that the tool is suitable for throttle valve shells of different models, the preparation quantity of the tool is reduced, and the production cost is reduced.

Compared with the prior art, the invention has the beneficial effects that:

the throttle valve rotating disc type full-automatic assembly line adopting the technical scheme has the advantages of novel structure, ingenious design and easy realization, can fully automatically complete the procedures of feeding of the throttle valve shell, assembling of the bearing assembly, press mounting of the needle roller bearing, press mounting of the gear pin, assembling of the motor and off-line of the finished product, is stable and reliable, greatly improves the assembly efficiency of the throttle valve, reduces the labor intensity of workers, and can avoid the condition that products are unqualified due to wrong assembly or missing assembly of parts.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a throttle positioning tool;

FIG. 3 is a schematic view of a matching relationship between a throttle positioning tool and a throttle housing;

FIG. 4 is a schematic structural diagram of a two-dimensional conditioning stage;

FIG. 5 is a cross-sectional view of a two-dimensional adjustment platform;

FIG. 6 is a schematic structural view of a bearing assembly mounting system;

FIG. 7 is a schematic view of the construction of the bearing assembly press-fitting system;

FIG. 8 is a schematic structural view of a needle bearing press fitting system;

FIG. 9 is a schematic structural view of a gear pin press-fitting system;

FIG. 10 is a schematic structural view of a motor assembly system;

fig. 11 is a schematic structural view of the motor clamping device;

FIG. 12 is a schematic view of the motor pressing device;

FIG. 13 is a schematic structural view of a screw driving device;

FIG. 14 is a schematic view showing the fitting relationship of the nail feeding cavity, the air inlet pipe and the nail outlet pipe.

Detailed Description

The present invention will be further described with reference to the following examples and the accompanying drawings.

As shown in fig. 1, a throttle valve rotating disc type full-automatic assembly line mainly comprises an assembly platform 40 and a rotating disc 42 rotatably arranged on the assembly platform 40 through a rotating disc driving device 41, wherein a plurality of throttle valve positioning tools are arranged on the rotating disc 42, the throttle valve positioning tools are annularly distributed on the rotating disc 42, and a bearing assembly system, a multifunctional manipulator 43, a bearing assembly press-fitting system, a needle bearing press-fitting system, a gear pin press-fitting system and a motor assembly system are arranged around the rotating disc 42.

Wherein the bearing assembly mounting system is used to mount the throttle shaft D and the ball bearing E as a bearing assembly. The multifunctional manipulator 43 is used for transferring the throttle valve shell A to be assembled to an idle throttle valve positioning tool on the turntable 42, the multifunctional manipulator 43 is used for transferring a bearing assembly to the throttle valve shell A, and the multifunctional manipulator 43 is used for taking a finished product on the throttle valve positioning tool off line. The bearing assembly press-fitting system is used to press the bearing assembly into the throttle housing a. The needle bearing press-fitting system is used for pressing the needle bearing F into the throttle housing A. The gear pin press fitting system is used for pressing the gear pin G into the throttle housing A. The motor assembly system is used to enclose the motor B in the throttle housing A.

Referring to fig. 2 and 3, the throttle positioning tool mainly includes a two-dimensional adjusting platform, a main supporting plate 1, a housing positioning seat, a housing pressing mechanism, and a housing turning mechanism. Wherein, the main tributary fagging 1 is vertical to be installed on two-dimentional regulation platform, and two-dimentional regulation platform can adjust the position of main tributary fagging 1 on the two-dimentional plane. The shell positioning seat is positioned on one side of the main supporting plate 1, and the throttle shell A can be positioned on the shell positioning seat. The shell pressing mechanism is used for pressing the throttle shell A on the shell positioning seat. The shell turnover mechanism is used for overturning the shell positioning seat, so that the turnover throttle valve shell A is realized.

The shell positioning seat comprises a positioning seat bottom plate 2 located on one side of the main support plate 1 and a positioning boss 3 arranged on one side, far away from the main support plate 1, of the positioning seat bottom plate 2. Specifically, one side of the positioning boss 3 close to the positioning seat bottom plate 2 is provided with a plate-shaped structure 3a adapted to the positioning seat bottom plate 2, and the plate-shaped structure 3a is fixedly connected with the positioning seat bottom plate 2. The positioning boss 3 protrudes toward the side away from the positioning seat bottom plate 2 and is adapted to the throttle housing a, so that the throttle housing a can be mounted on the positioning boss 3.

The shell pressing mechanism comprises a pressing cylinder 4, a pressing limiting seat 5 and a pressing driving rod 6. The pressing cylinder 4 is mounted on the main supporting plate 1 through a pressing cylinder bracket 21. The pressing limiting seat 5 is arranged on the main support plate 1 and is positioned on one side, far away from the positioning boss 3, of the pressing cylinder 4. The middle part that compresses tightly actuating lever 6 is connected with the piston rod that compresses tightly cylinder 4 to can be close to or keep away from main tributary fagging 1 under the drive that compresses tightly cylinder 4, the both ends that should compress tightly actuating lever 6 all are provided with location pressure head 7, one of them location pressure head 7 with compress tightly spacing seat 5 relatively, another one location pressure head 7 is relative with location boss 3, when compressing tightly actuating lever 6 and driving one of them location pressure head 7 and compressing tightly spacing seat 5 butt, another one location pressure head 7 can compress tightly on location boss 3 throttle valve casing A. And, the location pressure head 7 all pastes elastic gasket 8 near one side of main backup pad 1, and when location pressure head 7 compressed tightly throttle valve casing A, elastic gasket 8 and throttle valve casing A contacted can avoid haring throttle valve casing A.

The shell turnover mechanism comprises a turnover cylinder support 9 and a turnover cylinder 10 installed on the turnover cylinder support 9, the turnover cylinder support 9 is arranged on the two-dimensional adjusting platform and is located on one side, away from the positioning seat bottom plate 2, of the main support plate 1, and a piston rod of the turnover cylinder 10 penetrates through the main support plate 1 and then is connected with the positioning seat bottom plate 2 and can drive the positioning seat bottom plate 2 to rotate.

Further, the shell turnover mechanism further comprises a cylinder support slide rail 11, a positioning pin unlocking cylinder 12 and a plurality of positioning pins 13 arranged on one side, close to the positioning seat bottom plate 2, of the main support plate 1, one side, close to the main support plate 1, of the positioning seat bottom plate 2 is provided with positioning holes 2a in one-to-one correspondence with the positioning pins 13, the turnover cylinder support 9 is installed on the cylinder support slide rail 11 and can be close to or far away from the main support plate 1 under the driving of the positioning pin unlocking cylinder 12, and therefore the positioning pins 13 are inserted into or separated from the corresponding positioning holes 2 a.

When locating pin unblock cylinder 12 starts, the piston rod of locating pin unblock cylinder 12 promotes upset cylinder support 9 and keeps away from main tributary fagging 1, and each locating pin 13 is deviate from the locating hole 2a that corresponds, and at this moment, upset cylinder 10 can drive locating seat bottom plate 2 and location boss 3 and rotate to realize upset throttle valve casing A's action. When the piston rod of locating pin unblock cylinder 12 was drawn upset cylinder support 9 and is close to main backup pad 1, when each locating pin 13 inserted corresponding locating hole 2a, can fix the position of locating seat bottom plate 2 reliably, fixed throttle casing A promptly reliably, avoided throttle casing A to appear rocking or rotating when assembling spare part, guaranteed assembly operation's stability and reliability.

Referring to fig. 4 and 5, the two-dimensional adjusting platform includes an X-axis slide rail 14, an X-axis pallet 15 mounted on the X-axis slide rail 14, an X-axis driving mechanism for driving the X-axis pallet 15 to slide along the X-axis slide rail 14, a Y-axis slide rail 16 mounted on the X-axis pallet 15, a Y-axis pallet 17 mounted on the Y-axis slide rail 16, and a Y-axis driving mechanism for driving the Y-axis pallet 17 to slide along the Y-axis slide rail 16, and the main support plate 1 is vertically mounted on the Y-axis pallet 17.

The X-axis driving mechanism and the Y-axis driving mechanism both comprise driving mechanism bases 18, screw rods 19 rotatably mounted on the driving mechanism bases 18, driving nuts 20 matched with the screw rods 19 and motors 22 used for driving the screw rods 19 to rotate, the two driving nuts 20 are fixedly connected with the bottoms of the corresponding X-axis supporting plates 15 or the Y-axis supporting plates 17 respectively, and when the motors 22 drive the screw rods 19 to rotate, the driving nuts 20 can drive the corresponding X-axis supporting plates 15 to slide along the X-axis sliding rails 14 or drive the corresponding Y-axis supporting plates 17 to slide along the Y-axis sliding rails 16.

Referring to fig. 6, the bearing assembly mounting system comprises a shaft magazine 45 capable of moving laterally under the drive of a shaft magazine translation module 44, a shaft ejection cylinder 47 for pushing a throttle shaft D in the shaft magazine 45 against a press-fitting table 46, a ball bearing vibration plate 48 for feeding a ball bearing E to the press-fitting table 46 through a ball bearing direct vibration 49, and a mounting servo cylinder 67 for press-fitting the ball bearing E on the press-fitting table 46 against the throttle shaft D.

The press-fitting table 46 is provided with a throttle shaft positioning seat 46a adapted to the throttle shaft D, a ball bearing positioning seat 46b adapted to the ball bearing E, and a throttle shaft limiting seat 46c arranged between the throttle shaft positioning seat 46a and the ball bearing positioning seat 46b, and the throttle shaft limiting seat 46c can be driven by the limiting seat lifting cylinder 46D to lift.

Specifically, the shaft ejecting cylinder 47 ejects one throttle shaft D from the shaft magazine 45 to the throttle shaft positioning seat 46a, and at this time, one end of the throttle shaft D abuts against the throttle shaft positioning seat 46 c. At the same time, the ball bearing oscillating plate 48 continuously feeds the ball bearing E to the ball bearing oscillating base 49, and the ball bearing oscillating base 49 continuously replenishes the ball bearing E to the ball bearing positioning base 46 b. Then, the stopper base elevation cylinder 46d pulls the throttle shaft stopper base 46c downward so that the throttle shaft stopper base 46c is no longer held between the throttle shaft positioning base 46a and the ball bearing positioning base 46 b. Finally, the assembling servo cylinder 67 is started, and the ball bearing E on the ball bearing positioning seat 46b is fitted to the throttle shaft D on the throttle shaft positioning seat 46a, to obtain a bearing assembly.

Referring to fig. 7, the bearing assembly press-fitting system comprises a first electric cylinder support 48 and a first electric press-fitting cylinder 49 vertically arranged on the first electric cylinder support 48, a piston rod of the first electric press-fitting cylinder 49 is provided with a bearing assembly press head, and the first electric press-fitting cylinder 49 is activated to press a bearing assembly into the throttle housing a through the bearing assembly press head.

Referring to fig. 8, the needle bearing press-fitting system includes a needle bearing vibration plate 50 for conveying the needle bearings F to the needle bearing transfer table 52 through a needle bearing linear vibration 51, a bearing transfer table 54 driven by a first table cylinder 53, a first finger cylinder 55 mounted on the bearing transfer table 54, and a second press-fitting electric cylinder 57 mounted on a second electric cylinder holder 56, the first finger cylinder 55 being capable of gripping or releasing the needle bearings F to transfer the needle bearings F from the bearing transfer table 54 into the throttle housing a.

The needle bearing oscillating disc 50 continuously feeds the needle bearing F to the needle bearing oscillating table 51, and the needle bearing oscillating table 51 continuously supplements the needle bearing F to the needle bearing transferring table 52. The first sliding table cylinder 53 is started, the piston rod is firstly contracted, then the needle bearing F positioned on the needle bearing transfer table 52 can be clamped through the first finger cylinder 55, the first sliding table cylinder 53 is started again, the piston rod is outwards pushed out, and then the needle bearing F is arranged at a preset position (positioned at one end of the throttle shaft D, far away from the ball bearing E) on the throttle housing A through the first finger cylinder 55. Finally, the second piezo electric cylinder 57 is activated, and the needle bearing F can be pressed into the throttle housing a (i.e. the end of the throttle shaft D remote from the ball bearing E) by means of the needle bearing press head.

Referring to fig. 9, the gear pin press-fitting system includes a gear pin vibrating plate 60 for conveying the gear pin G to the gear pin transfer table 59 by the gear pin direct vibration 58, a gear pin transfer table 62 driven by a second table cylinder 61, a second finger cylinder 63 mounted on the gear pin transfer table 62, and a third press-fitting cylinder 65 mounted on a third cylinder support 64, wherein a negative pressure ram 66 connected to the negative pressure generator is provided on a piston rod of the third press-fitting cylinder 65, and the second finger cylinder 63 can grip or release the gear pin G to transfer the gear pin G from the gear pin transfer table 62 to the negative pressure ram 66.

The gear pin oscillating plate 60 continuously feeds the gear pin G to the gear pin oscillating plate 58, and the gear pin oscillating plate 58 continuously supplements the gear pin G to the gear pin relay table 59. When the second sliding table cylinder 61 is started, the piston rod is firstly contracted, then the gear pin G on the gear pin transfer table 59 can be clamped and taken by the second finger cylinder 63, the second sliding table cylinder 61 is started again, the piston rod is pushed outwards, and then the gear pin G is placed at a preset position on the throttle valve shell A by the second finger cylinder 63; at this time, since the negative pressure ram 66 has a negative pressure suction capability, the gear pin G can be reliably sucked to the negative pressure ram 66. Finally, the third press-fitting electric cylinder 65 is activated, and the gear pin G is pressed into the throttle housing a by the negative pressure ram 66.

Referring to fig. 10-13, the motor assembly system includes a motor clamp, a motor hold down, and a screw driving device. The motor clamping device is used for clamping a motor B arranged on the motor tray 23 and conveying the clamped motor B to the throttle valve shell A; the motor pressing device is used for pressing a motor B arranged on the throttle valve shell A into the throttle valve shell A; the screwing device is used for screwing C on the throttle casing A and the motor B and reliably locking the motor B on the throttle casing A.

Referring to fig. 10 and 11, the motor clamping device includes a clamping two-dimensional module 31, a clamping bracket 32 disposed on the clamping two-dimensional module 31, a horizontal extension arm 34 mounted on the clamping bracket 32 through a clamping lifting cylinder 33, and a clamping motor 35 disposed at an outer end of the horizontal extension arm 34, wherein a motor chuck 36 capable of clamping or releasing the motor B is disposed on a motor shaft of the clamping motor 35, and the motor tray 23 is disposed below the horizontal extension arm 34. The clamping two-dimensional module 31 is composed of common X-axis and Y-axis linear modules, and is simple and reliable in structure and high in adjustment precision.

The position of the motor chuck 36 in the horizontal direction can be adjusted by clamping the two-dimensional module 31, the position of the motor chuck 36 in the vertical direction can be adjusted by clamping the lifting cylinder 33, and the clamping motor 35 is matched to control the clamping or releasing action of the motor chuck 36, so that the motor chuck 36 can clamp the motor B placed on the motor tray 23 and convey the clamped motor B to the throttle valve shell a.

Referring to fig. 10 and 12, the motor pressing device includes a pressing two-dimensional module 36, a pressing cylinder 37 disposed on the pressing two-dimensional module 36, a pressing arm 38 capable of being lifted and lowered by the pressing cylinder 37, and a motor press head 39 disposed at an outer end of the pressing arm 38, and the motor press head 39 can press the motor B in the throttle housing a by the pressing arm 38 under the driving of the pressing cylinder 37. The pressing two-dimensional module 36 is also composed of common X-axis and Y-axis linear modules, and is simple and reliable in structure and high in adjusting precision.

The position of the motor pressure head 39 in the horizontal direction can be adjusted by pressing the two-dimensional module 36, after the motor pressure head 39 reaches a preset position (right above the motor B), the motor pressure head 39 can be driven to press down by the pressing cylinder 37, and the motor B is pressed in the throttle valve shell A.

Referring to fig. 10, 13 and 14, the screwing device comprises an electric screwdriver 24, an electric screwdriver three-dimensional module 25 for adjusting the position of the electric screwdriver 24 and a screw supply mechanism for supplying screws C to the electric screwdriver 24, wherein the electric screwdriver 24 can change positions under the drive of the electric screwdriver three-dimensional module 25 so as to screw C on the throttle casing a and the motor B and lock the motor B on the throttle casing a.

Referring to fig. 13 and 14, the screw feeding mechanism includes a screw vibrating plate 26, a screw feeding straight vibration 27, a screw feeding cavity 28, an air inlet pipe 29 and a screw outlet pipe 30. The screw feeding straight vibrator 27 is disposed between the screw vibrating plate 26 and the screw feeding cavity 28 for feeding the screws C fed out from the screw vibrating plate 26 into the screw feeding cavity 28 one by one. One end of the screw outlet pipe 30 is communicated with the screw conveying cavity 28, the other end of the screw outlet pipe is communicated with the screw inlet cavity 24a of the electric screwdriver 24, the air inlet end of the air inlet pipe 29 is connected with an air source, the air outlet end of the air inlet pipe is communicated with the screw conveying cavity 28, and screws C in the screw cavity 28 can be blown into the screw inlet cavity 24a of the electric screwdriver 24 through the screw outlet pipe 30 so as to supply the screws C to the electric screwdriver 24. Specifically, the screw vibrating plate 26 delivers the screws C to the screw delivering straight vibrator 27 one by one, the screw delivering straight vibrator 27 is delivered to the screw delivering cavity 28 one by one, and the air inlet pipe 29 blows air into the screw delivering cavity 28 due to the fact that the air inlet pipe 29 is externally connected with an air source, and the screws C in the screw delivering cavity 28 are blown into the screw inlet cavity 24a of the electric screwdriver 24 through the screw outlet pipe 30.

The electric screwdriver three-dimensional module 25 comprises an electric screwdriver X-axis linear module 25b arranged on an electric screwdriver module support 25a, an electric screwdriver Y-axis linear module 25c arranged on the electric screwdriver X-axis linear module 25b, a Z-axis one-level linear module 25d arranged on the electric screwdriver Y-axis linear module 25c and a Z-axis two-level linear module 25e arranged on the Z-axis one-level linear module 25 d. The position of the electric screwdriver 24 in the three-dimensional space can be adjusted through the electric screwdriver three-dimensional module 25, wherein the precision of lifting adjustment can be improved through two-stage Z-axis linear modules, and the reliability and accuracy of screwing are guaranteed.

The invention comprises the following working steps:

1. the multifunctional manipulator 43 clamps a throttle casing a onto a no-load throttle positioning tool beside the multifunctional manipulator 43, the turntable driving device 41 is started, and the positioning tool is turned to the next station.

2. The bearing assembly system assembles a ball bearing E to a throttle shaft D to obtain a bearing assembly, the multifunctional manipulator 43 clamps the bearing assembly into the throttle housing a on the positioning tool, the turntable driving device 41 is started, and the positioning tool is turned to the next station.

3. And starting the bearing assembly press-fitting system, pressing the bearing assembly into the throttle valve shell A, starting a shell turnover mechanism of the positioning tool, turning over the throttle valve shell A, starting the turntable driving device 41, and turning the positioning tool to the next station.

4. The needle bearing press-fitting system is started, a needle bearing F is press-fitted to the other end of the throttle shaft D, the turntable drive unit 41 is started, and the positioning tool is shifted to the next station.

5. And starting the gear pin press-fitting system, press-fitting one gear pin G into the throttle valve shell A, starting the turntable driving device 41, and transferring the positioning tool to the next station.

6. The motor assembly system is started, a motor B is installed in the throttle valve shell A, the turntable driving device 41 is started, and the positioning tool is turned to the next station.

7. The multifunction robot 43 is activated and the assembled throttle is taken off line.

Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a full-automatic assembly line of throttle valve carousel formula, includes assembly platform and rotationally sets up the carousel on assembly platform through carousel drive arrangement, be provided with a plurality of throttle valve location frocks on the carousel, each throttle valve location frock is the annular and distributes on the carousel, its characterized in that centers on the carousel is provided with:

a motor assembly system for installing the motor into the throttle housing;

the bearing assembly assembling system comprises a shaft material box, a shaft ejection cylinder, a ball bearing vibrating disc and an assembling servo electric cylinder, wherein the shaft material box can move transversely under the driving of a shaft material box translation module;

the press-fitting table is provided with a throttle shaft positioning seat matched with the throttle shaft, a ball bearing positioning seat matched with the ball bearing and a throttle shaft limiting seat arranged between the throttle shaft positioning seat and the ball bearing positioning seat, and the throttle shaft limiting seat can be driven by a limiting seat lifting cylinder to lift;

the throttle positioning tool comprises a two-dimensional adjusting platform, a main support plate, a shell positioning seat, a shell pressing mechanism and a shell overturning mechanism, wherein the main support plate is vertically arranged on the two-dimensional adjusting platform, the shell positioning seat is positioned on one side of the main support plate, a throttle shell can be positioned on the shell positioning seat, the shell pressing mechanism is used for pressing the throttle shell on the shell positioning seat, and the shell overturning mechanism is used for overturning the shell positioning seat;

the shell positioning seat comprises a positioning seat bottom plate positioned on one side of the main support plate and a positioning boss arranged on one side of the positioning seat bottom plate far away from the main support plate, one side of the positioning boss close to the positioning seat bottom plate is provided with a plate-shaped structure matched with the positioning seat bottom plate, the plate-shaped structure is fixedly connected with the positioning seat bottom plate, and the positioning boss protrudes towards one side far away from the positioning seat bottom plate and is matched with the throttle shell, so that the throttle shell can be arranged on the positioning boss;

the shell pressing mechanism comprises a pressing cylinder, a pressing limiting seat and a pressing driving rod, the pressing cylinder is arranged on the main support plate through a pressing cylinder support, the pressing limiting seat is arranged on the main support plate and is positioned on one side, far away from the positioning boss, of the pressing cylinder, the middle part of the pressing driving rod is connected with a piston rod of the pressing cylinder so as to be close to or far away from the main support plate under the driving of the pressing cylinder, two ends of the pressing driving rod are respectively provided with a positioning pressure head, one of the positioning pressure heads is opposite to the pressing limiting seat, the other positioning pressure head is opposite to the positioning boss, when the pressing driving rod drives one of the positioning pressure heads to abut against the pressing limiting seat, the other positioning pressure head can press the throttle shell on the positioning boss, and one side, close to the main support plate, of the positioning pressure heads is pasted with an elastic gasket;

the shell turnover mechanism comprises a turnover air cylinder support and a turnover air cylinder arranged on the turnover air cylinder support, the turnover air cylinder support is arranged on the two-dimensional adjusting platform and is positioned on one side, away from the positioning seat bottom plate, of the main support plate, and a piston rod of the turnover air cylinder penetrates through the main support plate and is connected with the positioning seat bottom plate and can drive the positioning seat bottom plate to rotate;

the shell turnover mechanism further comprises a cylinder support slide rail, a positioning pin unlocking cylinder and a plurality of positioning pins, wherein the positioning pins are arranged on one side, close to the positioning seat bottom plate, of the main support plate, one side, close to the main support plate, of the positioning seat bottom plate is provided with positioning holes in one-to-one correspondence with the positioning pins, the turnover cylinder support is installed on the cylinder support slide rail and can be close to or far away from the main support plate under the driving of the positioning pin unlocking cylinder, and therefore the positioning holes corresponding to the positioning pins are inserted into or separated from the positioning holes.

2. The throttle carousel-type fully-automatic assembly line of claim 1, wherein: the bearing assembly press-fitting system comprises a first electric cylinder support and a first press-fitting electric cylinder vertically arranged on the first electric cylinder support, and the first press-fitting electric cylinder can press the bearing assembly into the throttle valve shell.

3. The throttle carousel-type fully-automatic assembly line of claim 1, wherein: needle bearing pressure equipment system includes through needle bearing directly shake carry needle bearing vibration dish on the needle bearing transfer table, receive first slip table cylinder driven bearing to transport the slip table, install first finger cylinder on the slip table is transported to the bearing and install the second pressure equipment electric cylinder on the second electric cylinder support, first finger cylinder can press from both sides and get or release needle bearing to transport the slip table from the bearing and transport throttle valve casing with needle bearing.

4. The throttle carousel-type fully-automatic assembly line of claim 1, wherein: the motor assembling system comprises a motor clamping device, a motor pressing device and a screw beating device, wherein the motor clamping device is used for clamping a motor arranged on a motor tray and clamping the motor to convey the motor to the throttle valve shell, the motor pressing device is used for pressing the motor arranged on the throttle valve shell in the throttle valve shell, the screw beating device comprises an electric screwdriver, an electric screwdriver three-dimensional module used for adjusting the position of the electric screwdriver and a screw supply mechanism used for supplying screws to the electric screwdriver, and the electric screwdriver can change the position under the driving of the electric screwdriver three-dimensional module to beat the screws on the throttle valve shell and the motor and lock the motor on the throttle valve shell.

5. The throttle carousel-type fully-automatic assembly line of claim 4, wherein: the screw feeding mechanism comprises a screw vibrating disk, a screw conveying direct vibration, a screw conveying cavity, an air inlet pipe and a screw outlet pipe; the screw conveying direct vibration device is arranged between the screw vibrating disk and the screw conveying cavity and is used for conveying screws sent out by the screw vibrating disk into the screw conveying cavity one by one; the one end and defeated nail chamber intercommunication of nail pipe go out, the other end and the advance nail chamber intercommunication of electric batch, the inlet end and the air supply of intake pipe are connected, give vent to anger the end and defeated nail chamber intercommunication, can blow the screw in defeated nail chamber to the advance nail chamber of electric batch through a nail pipe to the electric batch supplies with the screw.

6. The throttle carousel-type fully-automatic assembly line of claim 4, wherein: the motor clamping device comprises a clamping two-dimensional module, a clamping support arranged on the clamping two-dimensional module, a transverse extension arm arranged on the clamping support through a clamping lifting cylinder, and a clamping motor arranged at the outer end of the transverse extension arm, wherein a motor chuck capable of clamping or releasing the motor is arranged on a motor shaft of the clamping motor, and a motor tray is positioned below the transverse extension arm; the motor pressing device comprises a pressing two-dimensional module, a pressing cylinder arranged on the pressing two-dimensional module, a pressing arm capable of lifting under the driving of the pressing cylinder and a motor pressing head arranged at the outer end of the pressing arm, wherein the motor pressing head can press a motor into the throttle valve shell under the driving of the pressing arm.