CN109175955B - A starter planetary shaft automatic press-fitting device - Google Patents

Abstract

The invention discloses an automatic press-fitting device for a starter planetary shaft, which belongs to the field of press-fitting devices. An automatic press-fitting device for a starter planetary shaft of the present invention includes a frame, a hydraulic rotating platform, a pressing pin component, a laser printing component and a pressing bearing component. The planetary shaft of the shaft clamps the tooling, and the pressing pin components, laser printing components and pressing bearing components are installed at the corresponding workstations of the hydraulic rotary platform. It can simultaneously complete the actions of removing pins, sending pins, fixing pins, and stabilizing pins; the laser printing part is used to laser print the pinned planetary shaft; the pressing bearing part is used to press the bearing of the planetary shaft. The main purpose of the invention is to complete the steps of pressing pins, laser printing and pressing bearings of planetary shafts at one time, with high degree of automation, fast pressing speed and high precision, easy and safe operation, and high reliability of stable operation.

Description

A starter planetary shaft automatic press-fitting device

technical field

The invention relates to a press-fitting device, more particularly, to an automatic press-fitting device for a starter planetary shaft.

Background technique

The starter planetary shaft is a key component in the starting process of the vehicle engine, with a large market demand and high quality requirements. After the planetary shaft is processed, it is necessary to press the pin, press the bearing and print the part number on its end face. After the press-fitting is completed, some technical parameters, such as the circular runout tolerance formed by several pins, the tensile force of each pin and the degree of deformation of the bearing All have strict technical index requirements. At present, the press-fitting of the planetary shaft of the starter is mostly done by hand, but at least 4 operators are required to complete the press-fitting of a planetary shaft. The production cost of the enterprise reduces the competitiveness of the enterprise. In order to improve the press-fitting efficiency of planetary shafts, there are also automated assembly equipment, such as China Patent No. 201210393645.7, the authorization announcement date is December 16, 2015, and the name of the invention is: a single-layer planetary shaft press-fitting device for a planetary gearbox, The first and second frame bodies of this application are respectively installed on both sides of the punching device and are fixedly connected with the punching device. The heating device is fixedly connected to the first frame body, the cooling device is fixedly connected to the second frame body, and the conveying device is installed On the plane formed by the connection of the first and second frame bodies and the punching device, the planetary shaft carrier is placed on the conveying device and moves from the first frame body to the second frame body, the planetary shaft frame enters the heating device, and the heating device Descend to the designated position to heat the planetary axle carrier and then lift it up, the transmission device drives the planetary axle carrier into the stamping device, the planetary axle is placed at the shaft hole on the planetary axle carrier, and the punching device goes down to press the planetary axle into the planetary axle carrier. After the hole rises, the transmission device drives the planetary shaft carrier into the cooling device. The application has a simple structure and high pressing precision, but this application is mainly used for the pressing of the single-layer planetary shaft and the carrier of the planetary gearbox. Single function, multiple planetary shafts are paralleled, once one of them is misaligned, it will lead to inaccurate positioning; and, the planetary shaft needs to be manually installed in the shaft hole of the planetary shaft carrier and then punched. This method has low assembly efficiency and manual labor. High labor intensity, poor installation accuracy and consistency of planetary shafts.

Therefore, there is an urgent need for a starter planetary shaft automatic press-fitting device with high speed, high press-fitting accuracy, high degree of automation, and stability and reliability.

SUMMARY OF THE INVENTION

1. The technical problem to be solved by the invention

The purpose of the present invention is to overcome the shortcomings of the existing planetary shaft press-fitting device, such as low work efficiency, poor assembly accuracy, and single assembly process, and to provide a reasonable design, easy to operate safely, fast press-fitting speed, stable and reliable, and high degree of automation. The automatic press-fitting device for the planetary shaft of the starter adopts the technical solution of the present invention, which can automatically complete the pin-loading and pressing of the planetary shaft, and can complete the steps of pressing the pin, laser printing and pressing the bearing at one time, with a high degree of automation and high pressure. It has fast assembly speed, high repeatability of press assembly, easy safe operation, stable operation and high reliability, which can effectively reduce the labor intensity of workers, effectively improve product quality and product production efficiency, save labor costs, and save the production cost of enterprises.

2. Technical solutions

In order to achieve the above object, the technical scheme provided by the invention is:

An automatic press-fitting device for a starter planetary shaft of the present invention includes a frame, a hydraulic rotating platform and a pressing pin component, wherein,

The hydraulic rotary platform is a multi-station equal-division rotary platform, and a planetary shaft clamping tool for clamping the planetary shaft is installed on each station, and the pressing pin component is installed at the pressing pin station of the hydraulic rotary platform. ;

The pin-pressing component includes a pin-vibrating tray, a hydraulic cylinder, a pin-feeding mechanism, a pin-fixing mechanism and a pin-stabilizing mechanism, and the pin-vibrating tray is connected to the pin-feeding mechanism, and is used to sort and send the pins in a specified direction. Into the pin feeding mechanism, the pin feeding mechanism is arranged on one side of the pin pressing station, and is used to send the pin to the pin stabilizing mechanism; the pin stabilizing mechanism is hung on the pin pressing head of the hydraulic cylinder, which can When the pressing pin head descends, it moves down to contact with the end face of the planetary shaft, and can move up with the rising of the pressing pin head to leave a space for the planetary shaft to be transferred into the pressing pin station; the fixed pin mechanism has the ability to move to The pin-stabilizing mechanism hits the pin directly above and downwards into the positioning claw in the pin-stabilizing mechanism, and the hydraulic cylinder presses the pin in the pin-stabilizing mechanism into the planetary shaft through the pin-pressing head after the pin-feeding mechanism and the pin-fixing mechanism are reset. inside the pin hole on the end face.

Further, it also includes a laser printing part and a pressing bearing part, the laser printing part is arranged just above the laser printing station of the hydraulic rotary platform, and is used for laser printing on the pinned planetary shaft; the pressing The bearing component is arranged at the press bearing station of the hydraulic rotary platform, and is used to press the planet shaft.

Further, the planetary shaft clamping tool includes a clamping mechanism and a positioning mechanism, the clamping mechanism includes a clamping tool body and a clamp, the positioning mechanism includes a positioning column, and the clamping tool body. The center is longitudinally provided with a clamping tool through hole for placing the planetary shaft, the clamp is laterally arranged in the clamping tool through hole, and the positioning column protrudes from the top plane of the clamping tool body for connecting with the planetary shaft. Pin holes fit to locate the planet shafts.

Further, the pressing pin component also includes a planetary shaft clamping mechanism, and the planetary shaft clamping mechanism corresponds to the position of the planetary shaft clamping tool that reaches the pressing pin station. The planetary shaft clamping mechanism It includes a planetary shaft clamping cylinder and a cylinder support plate, the planetary shaft clamping cylinder is installed on the frame through the cylinder support plate, and the driving end of the planetary shaft clamping cylinder is matched with the clamp control rod of the planetary shaft clamping tool , used to fix the planetary shaft on the planetary shaft clamping tool through the planetary shaft clamping cylinder clamping fixture.

Further, the pin-feeding mechanism includes a pin-dropping cylinder, a pin-receiving plate, a pin-feeding plate, a pin-feeding base plate, a pin-feeding cylinder, a supporting plate cylinder and a supporting plate, and the pin-feeding plate is mounted on the pin-feeding guide rail. The pin-feeding base plate is connected with the pin-feeding cylinder push rod of the pin-feeding cylinder installed on the pin-feeding baseplate; The cylinder is located below the discharge port of the vibrating feeding chute connected with the pin vibrating feed plate; the pin receiving plate is arranged at the front end of the pin feeding plate, and the pin receiving plate has the ability to reach the positive position of the pin drop cylinder under the action of the pin feeding cylinder. There are two working positions for receiving the pin below and delivering the pin directly above the pin-stabilizing mechanism; the pallet cylinder is arranged at the bottom of the front end of the pin feed plate, and the pallet is connected with the push rod of the pallet air cylinder. Under the action of the pallet cylinder, it can move at the bottom of the pin receiving plate to put the pin into the pin-stabilizing mechanism.

Further, the pin-stabilizing mechanism includes a pin-stabilizing bracket and a pin-stabilizing plate, the pin-stabilizing plate is installed at the lower end of the pin-stabilizing bracket, and the pin-stabilizing bracket is installed below the hydraulic cylinder through a stabilizing guide rod, And the pin-stabilizing bracket is hung on the pin-pressing head of the hydraulic cylinder, and can move with the lifting and lowering of the pin-pressing head; when the pin-receiving plate reaches the working position of conveying the pins directly above the pin-stabilizing structure, the pin-receiving plate and the pin-stabilizing plate relative position.

Further, the pin-fixing mechanism is installed on the frame through a pin-pressing support plate, which includes double guide rails, a pin-fixing cylinder, a single-rod cylinder and a positioning claw, and the pin-fixing cylinder is installed on the pressing pin through the double guide rails. On the support plate, the single-rod cylinder is fixed on the press-pin support plate, and the push rod of the single-rod cylinder is connected with the fixed-pin cylinder to drive the fixed-pin cylinder to reciprocate on the double guide rails. The positioning claw It is connected with the push rod of the fixed-pin cylinder, and is used to move down under the action of the fixed-pin cylinder to strike the pin into the stable-pin plate.

Further, the pressure bearing component includes a pressure bearing component frame, a direct vibration, a bearing vibration tray, a bearing take-out port, a pressure bearing cylinder and a bearing take-out mechanism, and the pressure bearing component frame is fixed on the frame. On the other hand, the pressure bearing cylinder is arranged on the top of the pressure bearing component frame, and the bearing take-out mechanism is installed on the pressure bearing component frame, and is used to grab the bearing at the bearing take-out port and place it on the pressure bearing machine. The bearing vibrating material tray is connected to the bearing reclaiming port through direct vibration, and is used for conveying the bearing to the bearing reclaiming port.

Further, the bearing-taking mechanism includes a bearing feeding guide rail, a bearing-taking cylinder, a bearing-taking cylinder base, a bearing-taking tool, a bearing-feeding cylinder, a tool return spring and a tool support, and the bearing-feeding cylinder is installed on the pressure bearing component. On the frame, the bearing-taking cylinder base is installed on the frame of the pressing bearing component through the bearing feeding guide rail, the push rod of the bearing-feeding cylinder is connected with the bearing-taking cylinder base, and the bearing-taking cylinder is installed on the bearing-receiving cylinder base. On the bearing cylinder base, the bearing removal tool is mounted on the push rod of the bearing removal cylinder through the tool support, and the tool return spring is sleeved on the bearing removal tool for reset after the bearing removal tool is pressed down; The bearing feeding cylinder drives the bearing fetching tool to move between the bearing reclaiming port and the bearing press station along the direction of the bearing feeding guide rail, and the bearing fetching cylinder drives the bearing fetching tool to move up and down to grab and place the bearing, and press the bearing. At the bearing station, the bearing tool is pressed down by the bearing cylinder, and the bearing is pressed into the planetary shaft.

Further, the starter planetary shaft automatic pressing device is provided with position sensors on the frame, hydraulic rotating platform, pressing pin parts, laser printing parts and pressing bearing parts, and the position sensors are connected with the control system. , and the output signal of the control system is used to realize the synchronous and coordinated operation of the multi-station of the planetary shaft automatic pressing device of the starter.

3. Beneficial effects

Adopting the technical scheme provided by the present invention, compared with the existing known technology, has the following remarkable effects:

(1) An automatic press-fitting device for a starter planetary shaft of the present invention, wherein the hydraulic rotary platform is a multi-station equally divided rotary platform, and a planetary shaft clamping tool for clamping the planetary shaft is installed on each station, The pressing pin component can simultaneously complete the action of removing the pin, sending the pin, setting the pin and stabilizing the pin, and can press-fit various types of starter planetary shafts. The requirement of automatic press-fitting production line greatly improves the automation level and production efficiency of the starter planetary shaft press-fitting;

(2) An automatic press-fitting device for a starter planetary shaft of the present invention further includes a laser printing part and a pressing bearing part, and the laser printing part is located just above the laser printing station of the hydraulic rotary platform, and is used for pressing the pin The planetary shaft is laser printed; the pressing bearing part is located at the pressing bearing station of the hydraulic rotary platform, which is used to press the bearing on the planetary shaft; it can complete the planetary shaft pressing pin, laser printing and pressing the bearing at one time, with a high degree of automation , the press-fitting speed is fast, and the press-fitting repeatability is high, easy to operate safely, stable operation and high reliability, effectively improving product quality and product production efficiency;

(3) In an automatic press-fitting device for a starter planetary shaft of the present invention, the clamping tooling body in the planetary shaft clamping tooling has sufficient rigidity and strength, and the center longitudinally is provided with a clamping tooling through hole for placing the planetary shaft, The clamp is laterally arranged in the through hole of the clamping tool, and is encapsulated in the body of the clamping tool through the end plate of the clamp. The control rod of the control rod protrudes from the end plate of the clamp, which is convenient for the clamp to be clamped in the horizontal direction. The clamp return spring is sleeved on the extended part of the control rod. The holes are matched to locate the planetary shaft, and the planetary shaft clamping tool can accurately clamp the planetary shaft, which is not easy to fall off and improves the safety performance;

(4) An automatic press-fitting device for a starter planetary shaft of the present invention, wherein the pressing pin component further includes a planetary shaft clamping mechanism, and the planetary shaft that reaches the pressing pin station is clamped by the planetary shaft clamping mechanism to the planetary shaft on the tooling. The shaft is fixed, which effectively prevents the displacement of the planetary shaft during the pressing process, and improves the accuracy and stability of the pressing work;

(5) In an automatic press-fitting device for a starter planetary shaft of the present invention, the pin-pressing component adopts a pin-feeding mechanism to carry out the pin-feeding work, the pin-feeding mechanism adopts a pin-drop cylinder to receive materials, and utilizes the support plate at the bottom of the pin-drop cylinder. The pin placement action is realized, the structure is simple, and the pin feeding action is stable and reliable;

(6) An automatic press-fitting device for a starter planetary shaft of the present invention, the pin-feeding mechanism of the press-pin component cooperates with the pin-stabilizing mechanism to position the pin on the end face of the planetary shaft, and the pin-stabilizing mechanism is installed on the pressing pin head to follow the pressure The lifting movement of the pin head plays the role of aligning the pin with the pin hole on the planetary shaft and centralizing the pin, ensuring that the pin can be pressed accurately, improving the accuracy of the pressing pin and the quality of the pressing pin, which is conducive to improving the pressing speed and precision;

(7) An automatic press-fitting device for a starter planetary shaft of the present invention, after the pin is positioned by the pin-stabilizing mechanism, the pin is preliminarily positioned in the pin hole of the planetary shaft through the pin-fixing mechanism, and the pin-fixing mechanism is flexible and reliable to ensure The accurate alignment of the pin and the pin hole of the planetary shaft effectively avoids the failure caused by the misalignment of the pin and the pin hole in the process of pressing the pin;

(8) An automatic press-fitting device for a starter planetary shaft of the present invention, wherein the press-bearing component includes a press-bearing component frame, a direct vibration, a bearing-vibration tray, a bearing take-out port, a press-bearing cylinder and a bearing-receiving mechanism, and the press-bearing component includes: The bearing part frame is fixed on the frame, the pressure bearing cylinder is set on the top of the pressure bearing part frame, and the bearing mechanism is installed on the pressure bearing part frame, which is convenient to grab the bearing at the bearing take-out port and place it on the pressure bearing On the planetary shaft clamping tool of the station, the bearing vibration tray is connected to the bearing reclaiming port through direct vibration, which is used to transport the bearing to the bearing reclaiming port. The speed of pressing the bearing is fast, and it can effectively avoid mechanical interference. Tight fit and high repeatability of press fit;

(9) An automatic press-fitting device for a starter planetary shaft of the present invention, which is provided with a position sensor on the frame, the hydraulic rotary platform, the pressing pin component, the laser printing component and the pressing bearing component, and the position sensor is connected with the control system. Connected, through the intelligent logic operation of the control system, the output signal controls each execution component, realizes the synchronous and coordinated operation of the multi-station of the starter planetary shaft automatic press-fitting device, can complete the multi-station tasks at the same time, and effectively improves the quality of the product. Product production efficiency.

Description of drawings

FIG. 1 is a schematic front view of the assembly structure of an automatic press-fitting device for a starter planetary shaft according to the present invention.

FIG. 2 is a schematic view of the back of the assembly structure of an automatic press-fitting device for a starter planetary shaft according to the present invention.

3 is a schematic diagram of the overall structure of a planetary shaft clamping tool of a starter planetary shaft automatic press-fitting device of the present invention.

4 is a schematic diagram of the internal structure of a planetary shaft clamping tool of a starter planetary shaft automatic pressing device according to the present invention.

5 is a schematic structural diagram of a planetary shaft clamping mechanism of a starter planetary shaft automatic pressing device according to the present invention.

6 is a schematic diagram of the front device of the pin feeding mechanism of a starter planetary shaft automatic pressing device according to the present invention.

FIG. 7 is a schematic diagram of the backside device of the pin feeding mechanism of a starter planetary shaft automatic pressing device according to the present invention.

FIG. 8 is a schematic diagram of a pin-fixing mechanism device of an automatic press-fitting device for a starter planetary shaft according to the present invention.

FIG. 9 is a schematic diagram of a pin-stabilizing mechanism device of an automatic press-fitting device for a starter planetary shaft according to the present invention.

Fig. 10 is a schematic diagram of a bearing taking mechanism device of an automatic press-fitting device for a starter planetary shaft of the present invention (the figure shows two different positions of the bearing taking tool on the bearing feeding guide rail).

Description of the labels in the diagram:

1. Frame; 2. Hydraulic rotary platform; 3. Planetary shaft clamping tool; 4. Pin pressing parts; 5. Laser printing parts; 6. Pressing bearing parts; ;9. Pin-stabilizing structure; 10. Pressing pin bearing plate; 11. Reinforcing plate; 12. Hydraulic cylinder; 13. Pin vibration feed plate; ; 17, direct vibration; 18, bearing vibrating tray; 19, bearing reclaiming port; 20, press bearing cylinder; 21, press pin support plate; 22, bearing press head; 23, press pin bearing plate square hole; 24, Through hole; 25, stabilizer guide rod; 26, double-ended screw; 27, stabilizer pin plate; 28, stabilizer pin lower plate; 29, stabilizer pin upper plate; 30, bearing bearing plate; 31, planetary shaft; 32, fixture groove ;33, clamp; 34, clamp return spring; 35, clamp end plate; 36, positioning column; 37, positioning spring; 38, clamping tool through hole; 39, planetary shaft bearing hole; 40, planetary shaft pin hole; 41 , pin delivery cylinder seat; 42, pin delivery cylinder support; 43, pin delivery cylinder push rod; 44, pin drop cylinder; 45, pin receiving plate; 46, pin delivery plate; 47, baffle plate; 48, pin drop cylinder frame ;49, pin feed rail; 50, pin feed bottom plate; 51, pin feed cylinder; 52, pallet air cylinder; 53, pallet; 54, plate groove; 55, planet shaft clamping cylinder support plate; 56, planet shaft clamp Tightening cylinder; 57, bearing feeding guide rail; 58, taking bearing cylinder; 59, taking bearing cylinder base; 60, taking bearing tool; 61, sending bearing cylinder; 62, tool return spring; 63, tool support; 65, double guide rail; 66, fixed pin cylinder; 67, single rod cylinder; 68, positioning claw; 69, fixed pin mechanism; 70, planetary shaft clamping mechanism; 71, bearing mechanism; 72, clamping tool body.

Detailed ways

In order to further understand the content of the present invention, the present invention will be described in detail with reference to the accompanying drawings and embodiments.

Example

1 and 2, an automatic press-fitting device for a starter planetary shaft in this embodiment includes a frame 1, a hydraulic rotary platform 2 and a pressing pin component 4, wherein the hydraulic rotary platform 2 is a multi-station or the like It is divided into a rotating platform, each station is equipped with a planetary shaft clamping tool 3 for clamping the planetary shaft, and the pressing pin part 4 is installed at the pressing pin station of the hydraulic rotary platform 2; the pressing pin part 4 includes pin vibration The feeding tray 13, the hydraulic cylinder 12, the pin feeding mechanism 8, the pin fixing mechanism 69 and the pin stabilizing mechanism 9, the pin vibration feeding tray 13 is connected with the pin feeding mechanism 8, and is used to sort the pins according to the specified direction and send them into the pin feeding mechanism 8 Inside, the pin feeding mechanism 8 is arranged on one side of the pin pressing station to send the pins to the pin stabilizing mechanism 9; the pin stabilizing mechanism 9 is hung on the pin pressing head 15 of the hydraulic cylinder 12 and can follow the It descends and moves down to contact with the end face of the planetary shaft, and can move up with the rise of the pressing pin head 15 to leave a space for the planetary shaft to be rotated into the pressing pin station; The pin hits the positioning claw 68 in the pin-stabilizing mechanism 9 from above and down, and the hydraulic cylinder 12 presses the pin in the pin-stabilizing mechanism 9 into the planetary shaft through the pin-pressing head 15 after the pin-feeding mechanism 8 and the pin-fixing mechanism 69 are reset. inside the pin hole on the end face. By adopting the above structure, the pin pressing component 4 can simultaneously complete the actions of removing the pin, sending the pin, setting the pin and stabilizing the pin, and can press-fit various types of starter planetary shafts, which is easy to operate safely, reduces the labor intensity of workers, improves work efficiency, and satisfies the It meets the requirements of the automatic press-fitting production line of the starter planetary shaft, and greatly improves the automation level and production efficiency of the starter planetary shaft press-fitting. In addition, an automatic press-fitting device for a starter planetary shaft of this embodiment further includes a laser printing part 5 and a pressing bearing part 6, and the hydraulic rotating platform 2 is also provided with a laser printing station and a pressing bearing station, and the laser printing part is 5 is located just above the laser printing station of the hydraulic rotary platform 2, and is used for laser printing on the pinned planetary shaft; the pressing bearing part 6 is set at the pressing bearing station of the hydraulic rotary platform 2, and is used for the planetary shaft. Press the bearing. The automatic press-fitting device for the planetary shaft of the starter in this embodiment can not only automatically complete the pin-loading and pressing of the planetary shaft, but also complete the steps of pressing the planetary shaft, laser printing and pressing the bearing at one time, which not only reasonably optimizes the The space of the press-fitting device increases the number of planetary shafts for each press-fitting, and can also press-fit various types of starter planetary shafts, which is easy to operate safely, reduces labor intensity of workers, improves work efficiency, and meets the requirements of starter planetary shafts The requirements of the automatic press-fitting production line have greatly improved the automation level and production efficiency of the starter planetary shaft press-fitting.

As shown in FIGS. 3 and 4 , the planetary shaft clamping tool 3 in this embodiment includes a clamping mechanism and a positioning mechanism. The clamping mechanism includes a clamping tool body 72 and a clamp 33 . The positioning mechanism includes a positioning column 36 . The center of the tooling body 72 is longitudinally provided with a clamping tooling through hole 38 for placing the planetary shaft, the clamp 33 is laterally arranged in the clamping tooling through hole 38, and the positioning post 36 protrudes from the top plane of the clamping tooling body 72 for connecting with The planetary shaft pin holes 40 cooperate to locate the planetary shafts. Specifically, the center of the clamping tool body 72 is longitudinally provided with a clamping tool through hole 38 for placing the planetary shaft 31 , the clamp 33 is laterally arranged in the clamping tool through hole 38 , and is encapsulated in the clamping tool through the clamp end plate 35 . In the tooling body 72, the clamping tooling body 72 is also provided with a clamp groove 32 opposite to the clamp 33 for accommodating the clamp 33 to clamp the planetary shaft 31, the control rod at the rear of the clamp 33 extends out of the clamp end plate 35, and the clamp is reset. The spring 34 is sleeved on the protruding part of the control rod; the positioning post 36 protrudes from the top plane of the clamping tool body 72 and is used to cooperate with the planetary shaft bearing hole 39 to position the planetary shaft 31, which is beneficial to the planetary shaft pin hole 40. The planetary shaft 31 can be positioned in cooperation with the planetary shaft clamping tool 3 to accurately clamp the planetary shaft 31, which is not easy to fall off and improves the safety performance.

As shown in FIG. 5 , in this embodiment, the pin-pressing component 4 further includes a planetary shaft clamping mechanism 70 . The planetary shaft clamping mechanism 70 is arranged on one side of the pin-pressing station, and the planetary shaft reaches the pin-pressing station. The position of the clamping tool 3 corresponds to the position of the planetary shaft clamping mechanism 70 including a planetary shaft clamping cylinder 56 and a cylinder support plate 55. The planetary shaft clamping cylinder 56 is installed on the frame 1 through the cylinder support plate 55, and the planetary shaft clamps The driving end of the tightening cylinder 56 is matched with the control rod of the clamp 33 of the planetary shaft clamping tool 3, and is used to fix the planetary shaft on the planetary shaft clamping tool 3 by pressing the clamp 33 of the planetary shaft clamping cylinder 56, and the cylinder support plate 55 is fastened and installed on the reinforcing plate 11. The reinforcing plate 11 is used to improve the overall stability of the planetary shaft clamping mechanism, so that the planetary shaft is not easy to fall off during the clamping process, and the safety performance is improved. The planetary shaft clamping mechanism 70 is used to The planetary shaft on the planetary shaft clamping tool 3 that reaches the pinning station is fixed, which effectively prevents the displacement of the planetary shaft during the pinning process, and improves the accuracy and stability of the pinning work.

As shown in Figures 6 and 7, the pin feeding mechanism 8 includes a pin drop cylinder 44, a pin receiving plate 45, a pin feeding plate 46, a pin feeding bottom plate 50, a pin feeding cylinder 51, a supporting plate cylinder 52 and a supporting plate 53, and the pin feeding The air cylinder 51 is installed on the pin-feeding base plate 50 through the pin-feeding cylinder seat 41 and the pin-feeding cylinder support 42 , the pin-feeding plate 46 is installed on the pin-feeding base plate 50 through the pin-feeding guide rail 49 , and the pin-feeding plate 46 is connected to the pin-feeding cylinder 51 . The pin-feeding cylinder push rod 43 is connected; the pin-dropping cylinder 44 is installed on the pin-feeding base plate 50 through the pin-dropping cylinder frame 48, and the pin-dropping cylinder 44 is located below the discharge port of the vibration feeding chute 14; The front end of the pin-feeding plate 46 is provided with a baffle plate 47 below the pin-feeding plate, and the pin-receiving plate 45 has the function of reaching the pin-drop cylinder 44 under the action of the pin-feeding cylinder 51 to receive the pin and reach the pin-stabilizing mechanism 9. The pin has two working positions. When the pin receiving plate 45 reaches the bottom of the pin drop cylinder 44, the pin hole on the pin drop column 44 corresponds to the position of the pin hole on the pin receiving plate 45; The support plate 53 is connected with the push rod of the support plate cylinder 52, the support plate 53 can be withdrawn along the plate groove 54 and slide smoothly, and the support plate 53 can move at the bottom of the pin receiving plate 45 under the action of the support plate cylinder 52. To put the pin into the pin-stabilizing mechanism 9, the pin-pressing component 4 uses the pin-feeding mechanism 8 to carry out the pin-feeding work. The pin placement action has a simple structure, and the pin feeding action is stable and reliable.

As shown in FIG. 8 , the pin-fixing mechanism 69 is installed on the frame 1 through the pressing pin support plate 21 , and includes a double guide rail 65 , a fixed-pin cylinder 66 , a single-rod cylinder 67 and a positioning claw 68 , and the fixed-pin cylinder 66 passes through the double guide rails. 65 is installed on the pressure pin support plate 21, the single rod cylinder 67 is fixed on the pressure pin support plate 21, and the push rod of the single rod cylinder 67 is connected with the fixed pin cylinder 66 for driving the fixed pin cylinder 66 on the double guide rail 65. Up and down reciprocating motion, the positioning claws 68 are connected with the push rod of the fixed pin cylinder 66, the number and distribution position of the positioning claws 68 correspond to the number and distribution positions of the pin holes on the pin receiving plate 45, and are used to act on the fixed pin cylinder 66 The pin is moved down and down to strike the pin into the pin-stabilizing plate 27. After the pin-stabilizing mechanism 9 locates the pin, the pin is preliminarily positioned in the pin hole of the planetary shaft through the pin-fixing mechanism 69. The pin-fixing mechanism 69 moves flexibly and reliably. The accurate alignment of the pin and the pin hole 40 of the planetary shaft is ensured, and the failure caused by the misalignment of the pin and the pin hole in the process of pressing the pin is effectively avoided.

As shown in FIG. 9 , the pin-stabilizing mechanism 9 includes a pin-stabilizing bracket and a pin-stabilizing plate 27. The pin-stabilizing plate 27 is installed at the lower end of the pin-stabilizing bracket. The pin bracket is hung on the pressing pin head 15 of the hydraulic cylinder 12 and can move with the lifting and lowering of the pressing pin head 15; The disk 27 is located opposite. The stable pin bracket is composed of a stable pin lower plate 28, a stable pin upper plate 29 and a double-ended screw 26. The stable pin lower plate 28 and the stable pin upper plate 29 are connected by the double-ended screw 26 to form a rigid body, and the stability of the guide rod 25 is formed. The lower part is fixedly connected with the lower plate 28 of the stabilizing pin, the upper part passes through the upper plate 29 of the stabilizing pin and then fits into the two through holes on the bearing plate 10 of the pressing pin, and the stabilizing plate 27 is installed in the middle of the lower plate 28 of the stabilizing pin. The middle of the upper plate 29 is provided with a through hole, through which the upper plate 29 of the stabilizing pin passes through the cylinder shaft of the hydraulic cylinder 12, and the pressing pin head 15 is threadedly connected with the cylinder shaft of the hydraulic cylinder 12, so that the upper plate 29 of the stabilizing pin is threaded. is hung on the press pin head 15. The pressure pin bearing plate 10 is also provided with a square hole 23 and a through hole 24 for the pressure pin bearing plate. The square hole 23 of the pressure pin bearing plate is convenient for the vibration feeding chute 14 to send the pin into the pin feeding mechanism 8; the through hole 24 is convenient for the hydraulic cylinder The cylinder shaft of 12 passes through; the pin feeding mechanism 8 of the pressing pin component 4 cooperates with the pin-stabilizing mechanism 9 to position the pin on the end face of the planetary shaft. It plays the role of aligning the pin with the pin hole on the planetary shaft and centralizing the pin, which ensures that the pin can be pressed accurately, improves the accuracy and quality of the pressing pin, and is conducive to improving the speed and accuracy of the pressing.

As shown in FIG. 1 and FIG. 10 , the pressure bearing component 6 includes a pressure bearing component frame, a direct vibration 17, a bearing vibration tray 18, a bearing reclaiming port 19, a pressure bearing cylinder 20 and a bearing extraction mechanism 71, and the pressure bearing component machine The frame is composed of a pressure bearing support plate 16 and a pressure bearing bearing plate 30. The pressure bearing component frame is installed on the frame 1 by means of bolts. The pressure bearing cylinder 20 is arranged on the top of the pressure bearing component frame. The pressure bearing cylinder 20 The front end is provided with a bearing press head 22, which can press the bearing into the bearing hole 39 of the planetary shaft, and the bearing taking mechanism 71 is installed on the frame of the pressing bearing part, which is used to grab the bearing at the bearing take-out port 19 Placed on the planetary shaft clamping tool 3 at the bearing press station, the bearing vibrating material tray 18 is connected to the bearing reclaiming port 19 through the direct vibration 17 for conveying the bearing to the bearing reclaiming port 19 . The bearing taking mechanism 71 includes a bearing feeding guide 57, a bearing taking cylinder 58, a bearing taking cylinder base 59, a bearing taking tool 60, a bearing sending cylinder 61, a tool return spring 62 and a tool support 63, and the bearing sending cylinder 61 is installed on the bearing press machine. On the frame, the bearing cylinder base 59 is installed on the bearing press frame through the bearing feeding guide 57, the push rod of the bearing feeding cylinder 61 is connected with the bearing cylinder base 59, and the bearing cylinder 58 is installed on the bearing cylinder base 59. , the bearing tool 60 is installed on the push rod of the bearing bearing cylinder 58 through the tool support 63, and the tool return spring 62 is sleeved on the bearing bearing tool 60 for reset after the bearing tool 60 is pressed down; the bearing cylinder 61 drives the The bearing taking tool 60 moves along the direction of the bearing feeding guide 57 between the bearing take-out port 19 and the press bearing station, and the bearing taking cylinder 58 drives the bearing taking tool 60 to move up and down to grab and place the bearing, and press the bearing on the bearing station. By pressing the bearing cylinder 20, the bearing taking tool 60 is pressed down, and the bearing is pressed into the planetary shaft.

In this embodiment, the starter planetary shaft automatic pressing device is provided with position sensors on the frame 1, the hydraulic rotating platform 2, the pressing pin part 4, the laser printing part 5 and the pressing bearing part 6. The position sensor and the control The system is connected, and the control system will power on and self-check before the starter planetary shaft press-fitting device starts to run. If there is a fault or each component is not in the initial position, the operation cannot be started. Install the planetary shaft of the starter to be pressed into the corresponding planet. The shaft clamps the tooling 3, presses the control system start button, the hydraulic rotary platform 3 is lifted and rotated in equal parts, and after reaching the designated position, the intelligent logic operation of the control system is carried out, and the output signal controls each execution component, and at the same time, it is lowered and reset to realize The positioning of each execution part. When the reset of the hydraulic rotary platform 3 is completed each time, the press-fitted planetary shaft is taken out at the reclaiming and loading position 7, and the unpressed planetary shaft is loaded into the corresponding planetary shaft clamping tool 3 at the same time; the pressing pin component 4 , The laser printing part 5 and the pressing bearing part 6 act at the same time; because the pressing pin part needs to complete the actions of removing the pin, sending the pin, fixing the pin, stabilizing the pin and pressing the pin, the time for the pressing of the bearing part 6 and the laser printing part 5 to complete the action is less than The time when the action of the pressing pin part 4 is completed; when the pressing pin part 4 completes the pin pressing process, the pin-stabilizing mechanism 9 will disengage the planetary shaft clamping tool 3 during the upward reset process of the hydraulic cylinder 12, and transmit the reset signal to the control system . The synchronous and coordinated operation of the multi-station of the planetary shaft automatic pressing device of the starter is realized, the multi-station tasks can be completed at the same time, and the quality of the product and the production efficiency of the product are effectively improved.

The automatic press-fitting device for the planetary shaft of the starter of the present invention can automatically complete the action of pinning and pressing the planetary shaft, and can complete the steps of pressing the pin, laser printing and pressing the bearing at one time, with a high degree of automation and fast pressing. It is fast, and has high repeatability of pressing, easy to operate safely, stable operation and high reliability, which can effectively reduce the labor intensity of workers, effectively improve product quality and product production efficiency, save labor costs and production costs of enterprises, and further meet the needs of automated production lines. Production requirements.

The present invention and its embodiments are described above schematically, and the description is not restrictive. What is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if those of ordinary skill in the art are inspired by it, without departing from the purpose of the present invention, any structural modes and embodiments similar to this technical solution are designed without creativity, which shall belong to the protection scope of the present invention. .

Claims (9)

1. An automatic press-fitting device for a starter planetary shaft, characterized in that: it comprises a frame (1), a hydraulic rotary platform (2) and a pressing pin component (4), wherein, The hydraulic rotary platform (2) is a multi-station equal-division rotary platform, and a planetary shaft clamping tool (3) for clamping the planetary shaft is installed on each station, and the pressing pin component (4) is installed on the at the press pin station of the hydraulic rotary platform (2); The pin pressing component (4) comprises a pin vibration tray (13), a hydraulic cylinder (12), a pin feeding mechanism (8), a pin fixing mechanism (69) and a pin stabilizing mechanism (9). The feeding tray (13) is connected with the pin feeding mechanism (8), and is used for sorting the pins according to the specified direction and feeding them into the pin feeding mechanism (8). The side is used to send the pin to the pin-stabilizing mechanism (9); the pin-stabilizing mechanism (9) is hung on the pin-pressing head (15) of the hydraulic cylinder (12), and can descend with the pin-pressing head (15) And move down to contact with the end face of the planetary shaft, and can move up with the rise of the pressing pin head (15) to leave a space for the planetary shaft to be rotated into the pressing pin station; the pin-fixing mechanism (69) has the ability to move Just above the pin-stabilizing mechanism (9) and knock the pin down into the positioning claw (68) in the pin-stabilizing mechanism (9). 69) After reset, press the pin in the pin-stabilizing mechanism (9) into the pin hole on the end face of the planetary shaft through the pin-pressing head (15); Also includes a laser printing part (5) and a pressing bearing part (6), the laser printing part (5) is arranged just above the laser printing station of the hydraulic rotating platform (2), and is used for pressing the pinned planetary shaft. Laser printing is performed; the pressure bearing component (6) is arranged at the pressure bearing station of the hydraulic rotary platform (2), and is used for the pressure bearing of the planetary shaft. 2. An automatic press-fitting device for a starter planetary shaft according to claim 1, characterized in that: the planetary shaft clamping tool (3) comprises a clamping mechanism and a positioning mechanism, and the clamping mechanism comprises A clamping tool body (72) and a clamp (33), the positioning mechanism includes a positioning column (36), and a clamping tool through hole for placing the planetary shaft is longitudinally provided in the center of the clamping tool body (72). (38), the clamp (33) is laterally arranged in the clamping tool through hole (38), and the positioning column (36) protrudes from the top plane of the clamping tool body (72) for connecting with the planetary shaft The pin holes (40) cooperate to locate the planet shaft. 3. An automatic press-fitting device for a starter planetary shaft according to claim 2, wherein the pressing pin component (4) further comprises a planetary shaft clamping mechanism (70), and the planetary shaft clamp The tightening mechanism (70) corresponds to the position of the planetary shaft clamping tool (3) reaching the pin pressing station, and the planetary shaft clamping mechanism (70) comprises a planetary shaft clamping cylinder (56) and a cylinder support plate (55) ), the planetary shaft clamping cylinder (56) is mounted on the frame (1) through the cylinder support plate (55), and the driving end of the planetary shaft clamping cylinder (56) and the planetary shaft clamping tool (3) The control rod of the clamp (33) is matched with the control rod for fixing the planetary shaft on the planetary shaft clamping tool (3) by pressing the clamp (33) through the planetary shaft clamping cylinder (56). 4. An automatic press-fitting device for a starter planetary shaft according to claim 1, characterized in that: the pin feeding mechanism (8) comprises a pin drop cylinder (44), a pin receiving plate (45), a pin feeding The plate (46), the pin-feeding bottom plate (50), the pin-feeding cylinder (51), the supporting plate cylinder (52) and the supporting plate (53), the pin-feeding plate (46) is installed on the the pin-feeding base plate (50), and the pin-feeding plate (46) is connected with the pin-feeding cylinder push rod (43) of the pin-feeding cylinder (51) installed on the pin-feeding base plate (50); the pin-dropping cylinder (44) The pin drop cylinder (48) is installed on the pin feed bottom plate (50), and the pin drop cylinder (44) is located at the discharge of the vibration feed chute (14) connected to the pin vibration feed plate (13). The pin receiving plate (45) is arranged at the front end of the pin feeding plate (46), and the pin receiving plate (45) has the ability to reach the connection directly below the pin drop cylinder (44) under the action of the pin feeding cylinder (51). There are two working positions of taking out the pin and conveying the pin directly above the pin-stabilizing mechanism (9). The push rods of the plate cylinder (52) are connected, and the supporting plate (53) can move at the bottom of the pin receiving plate (45) under the action of the supporting plate cylinder (52) to put the pin into the pin-stabilizing mechanism (9). 5. An automatic press-fitting device for a starter planetary shaft according to claim 4, wherein the pin-stabilizing mechanism (9) comprises a pin-stabilizing bracket and a pin-stabilizing disc (27), and the pin-stabilizing mechanism (9) comprises The plate (27) is installed on the lower end of the pin-stabilizing bracket, the pin-stabilizing bracket is installed under the hydraulic cylinder (12) through the stabilizing guide rod (25), and the pin-stabilizing bracket is hung on the pressing pin of the hydraulic cylinder (12). The head (15) can move with the lifting and lowering of the pin pressing head (15). The position of the stabilizing plate (27) is opposite. 6. An automatic press-fitting device for a starter planetary shaft according to claim 5, characterized in that: the pin-fixing mechanism (69) is mounted on the frame (1) through the press-pin support plate (21), It includes a double guide rail (65), a fixed pin cylinder (66), a single rod cylinder (67) and a positioning claw (68), and the fixed pin cylinder (66) is mounted on the pressure pin support plate ( 21), the single-rod cylinder (67) is fixed on the pressing pin support plate (21), and the push rod of the single-rod cylinder (67) is connected with the fixed-pin cylinder (66) for driving the fixed-pin cylinder (66) reciprocates on the double guide rails (65), the positioning claw (68) is connected with the push rod of the fixed pin cylinder (66), and is used to move downward under the action of the fixed pin cylinder (66) to move The pin strikes into the pin stabilizing disc (27). 7. An automatic press-fitting device for a starter planetary shaft according to claim 1, characterized in that: the press-bearing component (6) comprises a press-bearing component frame, a direct vibration (17), and a bearing vibration tray (18), a bearing take-off port (19), a bearing-pressing cylinder (20) and a bearing-taking mechanism (71), the bearing-pressing component frame is fixed on the frame (1), and the bearing-pressing cylinder ( 20) Set on the top of the press bearing part frame, the bearing taking mechanism (71) is installed on the press bearing part frame, and is used to grab the bearing at the bearing take-off port (19) and place it on the press bearing part. On the planetary shaft clamping tool (3), the bearing vibrating tray (18) is connected to the bearing reclaiming port (19) through the direct vibration (17), and is used for conveying the bearing to the bearing reclaiming port (19). ). 8. An automatic press-fitting device for a starter planetary shaft according to claim 7, characterized in that: the bearing taking mechanism (71) comprises a bearing feeding guide rail (57), a bearing taking cylinder (58), a bearing taking off Cylinder base (59), bearing fetching tool (60), bearing feed cylinder (61), tool return spring (62) and tool support (63), the bearing feed cylinder (61) is installed on the frame of the press bearing component , the bearing cylinder base (59) is installed on the frame of the press bearing component through the bearing feeding guide rail (57), and the push rod of the bearing feeding cylinder (61) is connected with the bearing cylinder base (59), The bearing taking cylinder (58) is installed on the bearing taking cylinder base (59), and the bearing taking tool (60) is installed on the push rod of the bearing taking cylinder (58) through the tool support (63). The tool return spring (62) is sleeved on the bearing fetching tool (60) for reset after the bearing fetching tool (60) is pressed down; the bearing feeding cylinder (61) drives the bearing fetching tool (60) along the bearing The direction of the feeding guide rail (57) moves between the bearing reclaiming port (19) and the bearing pressing station, and the bearing taking cylinder (58) drives the bearing taking tool (60) to move up and down to grab and place the bearing, and place the bearing on the bearing. On the bearing pressing station, the bearing taking tool (60) is pressed down by the bearing pressing cylinder (20), and the bearing is pressed into the planetary shaft. 9. A starter planetary shaft automatic press-fitting device according to claim 1, characterized in that: the starter planetary shaft automatic press-fitting device is installed in the frame (1), the hydraulic rotary platform (2), the press pin The part (4), the laser printing part (5) and the pressure bearing part (6) are all provided with position sensors, the position sensors are connected with the control system, and the output signal of the control system is used to realize the starter planetary shaft Synchronous and coordinated operation of multiple stations of automatic press-fitting device.

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