CN112517752A

CN112517752A - Moulding all-in-one of rim spinning

Info

Publication number: CN112517752A
Application number: CN202011422178.7A
Authority: CN
Inventors: 李军辉; 张建
Original assignee: Zhejiang Fengchi Mechanical Co ltd
Current assignee: Zhejiang Fengchi Mechanical Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-03-19
Anticipated expiration: 2040-12-08
Also published as: CN112517752B

Abstract

The invention provides a wheel rim spinning and shaping integrated machine, which belongs to the technical field of wheel rim manufacturing. It solves the problems of low production efficiency and low qualification rate of the existing wheel rim processing. The invention includes a base, an external rotation forming device, a cold plastic shaping device, a controller and a conveying device. The conveying device includes a rolling ring positioning frame and a shaping positioning frame, and the rolling ring positioning frame and the shaping positioning frame are both used for supporting the rim ; The controller is used to control the work of the above-mentioned external spin forming device to perform external spin forming on the rim to be processed on the rolling ring spacer, and is used to control the operation of the above-mentioned conveying device to form the external spin forming on the rolling ring spacer. The rims are automatically transported to the above-mentioned shaping positioning frame, and are used to control the operation of the above-mentioned cold plastic shaping device to perform cold plastic shaping on the rims after external rotation forming on the above-mentioned shaping positioning frame. The integrated machine for spinning and forming of rims has the advantages of high degree of automation and precise dimensions of finished products.

Description

Moulding all-in-one of rim spinning

Technical Field

The invention belongs to the technical field of rim manufacturing, and particularly relates to a rim spinning and shaping all-in-one machine.

Background

The rim, commonly known as a rim, is a component that mounts and supports the tire on the wheel at its upper periphery, and forms the wheel with the spokes. The rim has the functions of bearing the weight of the vehicle, transmitting power, supporting tires and the like, is used as a rotary motion part, and needs to meet the technical conditions of fatigue resistance, dynamic balance and the like on the premise that the rim has certain rigidity.

The traditional rim production process comprises the following steps: cutting a plate into strips, rolling, butt welding, scraping slag and polishing to prepare a rim blank ring, and loading the blank ring into a rim spinning machine for spinning forming. At present, the rim is generally produced by multiple devices in a segmented mode in a spinning forming stage, the devices occupy a large space, the processes are complex, two fixed operators are required to operate, materials among the processes are turned around and carried manually, labor intensity is high, labor cost is high, production efficiency is low, the precision of a manufactured rim finished product is low, precision is unstable, and the rejection rate is high.

Disclosure of Invention

The invention aims to solve the technical problems and provides a rim spinning and shaping all-in-one machine.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a moulding all-in-one of rim spinning, includes the base and installs outer shaping device and the cold shaping device of moulding on the base, its characterized in that: the conveying device comprises a rolling ring positioning frame positioned at the external rotation forming device and a shaping positioning frame positioned at the cold plastic shaping device, and the rolling ring positioning frame and the shaping positioning frame are both used for supporting a rim; the controller is used for controlling the outward rotation forming device to work so as to carry out outward rotation forming on the rim to be processed on the rolling ring positioning frame, controlling the conveying device to work so as to automatically convey the rim after outward rotation forming on the rolling ring positioning frame to the shaping positioning frame, and controlling the cold plastic shaping device to work so as to carry out cold plastic shaping on the rim after outward rotation forming on the shaping positioning frame.

In the moulding all-in-one of foretell rim spinning, external rotation forming device includes frame, left slider, right slider, slider actuating mechanism, driving source, drive mechanism and installs the true mould structure of rolling in the frame, drive mechanism includes that two are driven wheel subassemblies, two drive wheel subassemblies, a integral key shaft and two spline are female, two install respectively from the drive wheel subassembly the upper end of left side slider and right slider, two drive wheel unit mount is in the lower tip of left side slider and right slider just respectively through two the female cover of spline is established on the integral key shaft, the integral key shaft with the driving source links firmly, the spline is female to link firmly with above-mentioned drive wheel subassembly, two fixed mounting has left side to roll circle mould and right side to roll circle mould respectively on the driven wheel subassembly, roll true mould structure including rolling true mould, left side to roll circle mould and right side to roll circle mould and be used for treating the rim both sides of processing centre gripping and with above-mentioned true mould cooperation processing of rolling true mould The rim is formed by outward spinning.

In the above rim spinning and shaping all-in-one machine, the driving wheel assembly comprises a driving wheel, and the driving wheel is a driving gear; the driven wheel assembly comprises a driven wheel, and the driven wheel is a driven gear; the driving gear is meshed with the driven gear, and the driving gear is fixedly sleeved on the spline nut.

In the above rim spinning and shaping all-in-one machine, the slider driving mechanism includes a first travel switch, a slide rail, two slider bottom plates and two first hydraulic cylinders, bottoms of the left slider and the right slider are respectively and fixedly mounted on the two slider bottom plates, the two slider bottom plates are in sliding connection with the slide rail through a movable slider, driving rods of the two first hydraulic cylinders are respectively and fixedly connected with the left slider and the right slider and are used for driving the left slider and the right slider to horizontally and relatively approach or move away from each other along the slide rail, and the first travel switch is electrically connected with the controller and is used for generating a ring mold in-place signal to the controller after the left ring mold and the right ring mold relatively approach in place; and the left rolling ring die and the right rolling ring die are arranged at the opposite positions of the upper end parts of the left sliding block and the right sliding block.

In the moulding all-in-one of foretell rim spinning, roll real mould structure and include lever subassembly, second travel switch and second hydraulic cylinder, the lever subassembly includes the back shaft of fixed mounting in the frame and rotates the lever of being connected with the back shaft, the above-mentioned real mould of rolling is installed to the one end of lever, the other end of lever has linked firmly the guide bar, the guide bar with the actuating lever of second hydraulic cylinder links firmly, vertical bar groove has all been seted up on the frame both sides, the both ends of guide bar are located above-mentioned bar groove respectively and can make a round trip reciprocating motion along the bar groove, second travel switch is connected with above-mentioned controller electricity and is used for pressing down when rolling real mould and waits to process the rim to target in place the back production and rolls real mould signal for the controller that targets in place.

In the rim spinning and shaping all-in-one machine, the conveying device comprises a rolling ring locating frame structure with the rolling ring locating frame, a shaping locating frame structure with the shaping locating frame and a slide way, the rolling ring locating frame structure further comprises a first locating support, a first air cylinder and a first proximity switch, the first locating support is fixedly arranged on the base, the upper end of the first locating support is rotatably connected with a first rotating shaft, one end of the rolling ring locating frame is fixedly connected with the first rotating shaft, and the other end of the rolling ring locating frame is fixedly connected with a driving rod of the first air cylinder; the shaping positioning frame structure further comprises a second positioning support, a second air cylinder and a second proximity switch, the second positioning support is fixedly mounted on the base, the upper end of the second positioning support is rotatably connected with a second rotating shaft, one end of the shaping positioning frame is fixedly connected with the second rotating shaft, and the other end of the shaping positioning frame is fixedly connected with a driving rod of the second air cylinder; the rolling ring positioning frame comprises two clamping plates, the upper end part of each clamping plate is provided with an arc-shaped groove for accommodating the rim, and the shaping positioning frame has the same structure as the rolling ring positioning frame; the first proximity switch and the second proximity switch are electrically connected with the controller, the first proximity switch is used for generating a ring rolling in-place signal to the controller when a rim to be machined is placed on the ring rolling positioning frame, and the second proximity switch is used for generating a shaping in-place signal to the controller when a rim after external rotation forming is placed on the shaping positioning frame; the first cylinder and the second cylinder are located between the first positioning support and the second positioning support, the height of the rolling ring positioning frame is higher than that of the shaping positioning frame, and the rolling ring positioning frame and the shaping positioning frame are located at two ends of the slide way respectively.

In the rim spinning and shaping all-in-one machine, the groove surface of the arc-shaped groove is made of nylon.

In the above rim spinning and shaping all-in-one machine, a gear device for intercepting the rim after the outward spinning and shaping from the slide way and positioning the rim on the shaping and positioning frame is further installed on the frame, one end of the gear device is fixedly connected with the frame, and the other end of the gear device is positioned right above the shaping and positioning frame.

In the above rim spinning and shaping integrated machine, the cold-molding shaping device comprises a third travel switch, two side plates, two mold bottom plates and two third hydraulic cylinders, wherein the two side plates are respectively positioned at two sides of the shaping positioning frame, the two side plates are fixedly arranged on the base, four guide pillars are fixedly connected between the two side plates, a left shaping mold and a right shaping mold are respectively and fixedly arranged on the two mold bottom plates, the two mold bottom plates are slidably sleeved on the four guide pillars and can move back and forth along the four guide pillars to realize relative approach or back-to-back separation between the left shaping mold and the right shaping mold, the two hydraulic cylinders are respectively and fixedly arranged on the two side plates, the two mold bottom plates are respectively and fixedly connected with driving rods of the two hydraulic cylinders, and the third stroke switch is electrically connected with the controller and is used for generating a shaping die in-place signal to the controller after the left shaping die and the right shaping die are relatively close to each other in place.

In the above rim spinning and shaping all-in-one machine, the driving source is a speed reduction motor.

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

1. the invention combines the outward-rotating forming device and the cold plastic shaping device into streamline operation to process and produce the rim, has high automation degree, obviously improves the production efficiency and saves the labor consumption.

2. The rim manufactured by the invention has the advantages of consistent product, balanced stress and accurate size, and effectively reduces the rejection rate and the production cost.

3. The invention simplifies the production process, reduces the material turnover, reduces the occupied area of equipment and optimizes the operation environment.

4. The invention has the advantages of convenient die change, flexible use, strong universality and high use efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic structural view of the outward rotation forming apparatus of the present invention.

Fig. 3 is a schematic view of the installation position of the rolling die structure in the present invention.

Fig. 4 is a schematic diagram of the structure of the rolling vacuum die of the present invention.

Fig. 5 is a schematic view of the structure of the conveying device of the present invention.

FIG. 6 is a schematic structural diagram of the cold plastic shaping device of the present invention.

In the figure, 1, a base; 2. a rolling ring positioning frame; 2a, a clamping plate; 2b, arc-shaped grooves; 3. shaping and positioning frames; 4. a rim; 5. a frame; 5a, a strip-shaped groove; 6. a left slider; 7. a right slider; 8. a drive source; 9. a driven wheel assembly; 10. a drive wheel assembly; 11. a spline shaft; 12. a left rolling ring die; 13. a right rolling ring die; 14. rolling a real mould; 15. a slide rail; 16. a slider bottom plate; 17. a first hydraulic cylinder; 18. a movable slide block; 19. a second hydraulic cylinder; 20. a support shaft; 21. a lever; 22. a guide bar; 23. a slideway; 24. a first positioning bracket; 25. a first cylinder; 26. a first rotating shaft; 27. a second positioning bracket; 28. a second cylinder; 29. a second rotating shaft; 30. a gear device; 31. a side plate; 32. a mold base plate; 33. a third hydraulic cylinder; 34. a guide post; 35. a left sizing die; 36. and (6) a right sizing die.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the rim spinning and shaping all-in-one machine comprises a base 1, an external spinning forming device and a cold-plastic shaping device which are arranged on the base 1, a controller and a conveying device arranged on the base 1. The outer spin forming technology of 4 outer spin forming processes of rim is subdivided into outer spin forming and cold plastic shaping two steps in this scheme, links up through conveyor between these two processes, realizes the automatic turnover of material, reduces operating personnel's intensity of labour. Specifically, the conveying device comprises a rolling ring locating frame 2 located at the external rotation forming device and a shaping locating frame 3 located at the cold plastic shaping device, wherein the rolling ring locating frame 2 and the shaping locating frame 3 are used for supporting a wheel rim 4. The automatic production process is realized through being connected with the controller electricity between external rotation forming device, cold plastic shaping device and the conveyor three, and at the preparation stage, the manipulator is placed the rim 4 of treating processing on rolling circle locating rack 2, and when first proximity switch sensed that there is rim 4 on rolling circle locating rack 2, the rim signal that targets in place produced and feeds back this signal to the controller, and the controller sends out the instruction and gives external rotation forming device and control external rotation forming device and start external rotation forming process. After the outward rotation forming process is finished, the controller sends an instruction to the conveying device and controls the conveying device to start, the conveying device automatically conveys the outward rotation formed rim 4 on the rolling ring positioning frame 2 to the shaping positioning frame 3, when the second proximity switch senses that the rim 4 is arranged on the shaping positioning frame 3, a rim in-place signal is generated and fed back to the controller, and the controller sends an instruction to the cold plastic shaping device and controls the cold plastic shaping device to start the cold plastic shaping process. After the cold plastic shaping process is finished, the cold plastic shaping of the wheel rim 4 is finished, the controller sends an instruction to the conveying device, and the conveying device works to enable the wheel rim 4 after the cold plastic shaping to enter a product discharging roller path and enter the next process. The invention combines the outward-rotating forming device and the cold plastic shaping device into streamline operation to process and produce the rim, has high automation degree, obviously improves the production efficiency and saves the labor consumption.

Specifically, the outward-rotation forming device comprises a frame 5, a left slider 6, a right slider 7, a slider driving mechanism, a driving source 8, a transmission mechanism and a rolling die structure installed on the frame 5, wherein the transmission mechanism comprises two driven wheel assemblies 9, two driving wheel assemblies 10, a spline shaft 11 and two spline nuts, the two driven wheel assemblies 9 are respectively installed at the upper end parts of the left slider 6 and the right slider 7, the two driving wheel assemblies 10 are installed at the lower end parts of the left slider 6 and the right slider 7 and are respectively sleeved on the spline shaft 11 through the two spline nuts, the spline shaft 11 is fixedly connected with the driving source 8, and preferably, the driving source 8 in the embodiment is a speed reduction motor. The spline nut is fixedly connected with the driving wheel assembly 10, the two driven wheel assemblies 9 are respectively and fixedly provided with a left rolling ring die 12 and a right rolling ring die 13, the rolling die structure comprises a rolling die 14, and the left rolling ring die 12 and the right rolling ring die 13 are used for clamping two sides of the rim 4 to be processed and are matched with the rolling die 14 to carry out external rotation forming on the rim 4 to be processed.

Preferably, the driving wheel assembly 10 includes a driving wheel, which is a driving gear; the driven wheel assembly 9 comprises a driven wheel which is a driven gear; the driving gear is meshed with the driven gear, and the driving gear is fixedly sleeved on the spline nut.

The outward-rotation forming device is provided with two movement mechanisms, namely a slide block driving mechanism for driving a slide block to move horizontally and a rotating mechanism for driving a mold to rotate circumferentially, wherein the rotating mechanism takes a speed reduction motor as a driving source, transmits power to a spline shaft 11, transmits the power to a driving gear through a spline nut, and transmits the power to a driven gear, so that a left rolling ring mold 12 and a right rolling ring mold 13 which are arranged on a driven wheel assembly 9 are driven to rotate. The symmetrical spinning adopts spline shaft linkage, and has high bearing capacity, small shaft weakening degree and good rotation synchronization consistency.

The invention adopts the symmetrical spinning process, and for the high-strength material which is difficult to deform, the symmetrical spinning process can press the materials at two ends point by point, the stress is balanced, the deformation is uniform, and the required total deformation force is small. In the spinning process, the spinning wheel not only has the function of rolling but also has the function of leveling the spun metal, so that the surface finish of a product is high, the product achieves higher dimensional precision and surface finish, smaller run-out error is obtained, and the power consumption is greatly reduced.

As shown in fig. 2, the slider driving mechanism includes a first travel switch, a slide rail 15, two slider bottom plates 16 and two first hydraulic cylinders 17, the bottoms of the left slider 6 and the right slider 7 are respectively and fixedly mounted on the two slider bottom plates 16, the two slider bottom plates 16 are slidably connected with the slide rail 15 through movable sliders 18, and driving rods of the two first hydraulic cylinders 17 are respectively and fixedly connected with the left slider 6 and the right slider 7 and are used for driving the left slider 6 and the right slider 7 to move horizontally and relatively close to or away from each other along the slide rail 15. And a left rolling ring die 12 and a right rolling ring die 13 are arranged at the opposite positions of the upper end parts of the left slide block 6 and the right slide block 7. The invention has the advantages of convenient die change, flexible use, strong universality and high use efficiency.

The working process of the slide block driving mechanism is as follows: firstly, a manipulator places a rim 4 to be processed on a rolling ring positioning frame 2, when a first proximity switch senses that the rim 4 is arranged on the rolling ring positioning frame 2, a rim 4 in-place signal is generated and fed back to a controller, the controller sends an instruction to two first hydraulic oil cylinders 17 and controls the two first hydraulic oil cylinders 17 to start to work, the left slider 6 and the right slider 7 are respectively driven to horizontally and relatively move close to each other along a slide rail 15, after the left slider and the right slider move to a set position, a first travel switch electrically connected with the controller senses the rim mold in-place signal and transmits the signal to the controller, and the controller sends an instruction to the two first hydraulic oil cylinders 17 and controls the two first hydraulic oil cylinders 17 to stop working. After the outward rotation forming process is finished, the controller sends an instruction to the two first hydraulic oil cylinders 17 and controls the return strokes of the two first hydraulic oil cylinders 17 to drive the left sliding block 6 and the right sliding block 7 to horizontally move back to back along the sliding rail 15.

The left sliding block 6 and the right sliding block 7 slide by adopting high-rigidity sliding rails, the friction force is small, the positioning is accurate, the first hydraulic oil cylinders 17 on the two sides synchronously push the left sliding block 6 and the right sliding block 7 to move, the stroke of die opening and closing is reduced, the die opening and closing time is reduced, the production rhythm is reduced, the two first hydraulic oil cylinders 17 act simultaneously to reduce the required hydraulic pressure, the uneven stress on the two ends of the workpiece is reduced, the deformation difference of the two ends of the workpiece is effectively reduced, and the jumping error is reduced.

As shown in fig. 3 and 4, the rolling die structure includes a lever assembly, a second travel switch and a second hydraulic cylinder 19, the lever assembly includes a support shaft 20 fixedly mounted on the frame 5 and a lever 21 rotatably connected with the support shaft 20, one end of the lever 21 is provided with a rolling die 14, the other end of the lever 21 is fixedly connected with a guide rod 22, the guide rod 22 is fixedly connected with a drive rod of the second hydraulic cylinder 19, two sides of the frame 5 are respectively provided with a vertical strip-shaped groove 5a, two ends of the guide rod 22 are respectively located in the strip-shaped grooves 5a and can reciprocate back and forth along the strip-shaped grooves 5a, the second travel switch is electrically connected with the controller, when the rim 4 to be processed is placed on the rolling ring positioning frame 2, the two first hydraulic cylinders 17 respectively drive the left slider 6 and the right slider 7 to move horizontally and relatively close to each other along the slide rail 15, so that the left rolling ring die 12 and the right rolling ring die 13 mounted on the left slider 6 and the right slider 7 clamp the, the controller sends an instruction to control the second hydraulic cylinder 19 to start, a driving rod of the second hydraulic cylinder 19 extends out of a driving guide rod 22 to move upwards along the strip-shaped groove 5a, the lever 21 rotates anticlockwise around the supporting shaft 20, the end, provided with the rolling die 14, of the lever 21 moves downwards to gradually approach and extrude the rim 4 to be machined, when the second travel switch senses that the rolling die 14 is in place and generates a rolling die in-place signal, the signal is transmitted to the controller, the controller sends an instruction to the driving source 8 and controls the driving source 8 to start, the left rolling ring die 12 and the right rolling ring die 13 are driven to rotate to drive the rim to be machined to rotate for one circle, and the left rolling ring die 12 and the right rolling ring die 13 are matched with the rolling die 14 to carry out outward rotation forming on the rim to be machined.

As shown in fig. 5, the conveying device comprises a rolling ring locating rack structure with a rolling ring locating rack 2, a shaping locating rack structure with a shaping locating rack 3 and a slide rail 23, the rolling ring locating rack structure further comprises a first locating support 24, a first air cylinder 25 and a first proximity switch, the first locating support 24 is fixedly installed on the base 1, the upper end of the first locating support is rotatably connected with a first rotating shaft 26, one end of the rolling ring locating rack 2 is fixedly connected with the first rotating shaft 26, and the other end of the rolling ring locating rack 2 is fixedly connected with a driving rod of the first air cylinder 25; the shaping positioning frame structure further comprises a second positioning support 27, a second air cylinder 28 and a second proximity switch, the second positioning support 27 is fixedly installed on the base 1, the upper end of the second positioning support 27 is rotatably connected with a second rotating shaft 29, one end of the shaping positioning frame 3 is fixedly connected with the second rotating shaft 29, and the other end of the shaping positioning frame 3 is fixedly connected with a driving rod of the second air cylinder 28; the rolling ring locating rack 2 comprises clamping plates 2a, the clamping plates 2a are provided with two arc-shaped grooves 2b for arranging the wheel rims 4 at the upper end parts of the clamping plates 2a, and as an optimal selection, the groove surfaces of the arc-shaped grooves 2b are made of nylon materials, so that the material is favorable for improving the wear resistance and the flexibility of the mechanism, the wheel rims 4 are protected, and the mechanism plays a role in buffering. The structure of the shaping positioning frame 3 is the same as that of the rolling ring positioning frame 2; the first proximity switch and the second proximity switch are electrically connected with the controller, the first proximity switch is used for generating a ring rolling in-place signal to the controller when the rim 4 to be machined is placed on the ring rolling positioning frame 2, and the second proximity switch is used for generating a shaping in-place signal to the controller when the rim 4 after external rotation forming is placed on the shaping positioning frame 3; the first cylinder 25 and the second cylinder 28 are located between the first positioning bracket 24 and the second positioning bracket 27, the height of the rolling ring positioning frame 2 is higher than that of the shaping positioning frame 3, and the rolling ring positioning frame 2 and the shaping positioning frame 3 are respectively located at two ends of the slide 23. After the outward-rotation formed rim 4 is completed, the controller controls the first air cylinder 25 to work, the driving rod retracts, the end of the rolling ring positioning frame 2 close to the slide rail 23 inclines downwards, the rim 4 rolls from the rolling ring positioning frame 2 under the action of self gravity to enter the slide rail 23 and slides downwards along the slide rail 23 to the shaping positioning frame 3, and the wheel shaping device is time-saving, labor-saving, convenient and fast. The principle of discharging the rim 4 to the next process through the structure of the second air cylinder 28 and the like after cold plastic shaping is the same as the operation of the structure of the first air cylinder 25 and the like. The external rotation forming device and the cold plastic shaping device are connected through the conveying device, so that the production process is simplified, the material turnover is reduced, the occupied area of equipment is reduced, and the operation environment is optimized.

As shown in fig. 5, a gear device 30 for intercepting the outward-spinning formed rim 4 coming down from the slide way 23 and positioning the rim 4 on the shaping positioning frame 3 is further installed on the frame 5, one end of the gear device 30 is fixedly connected with the frame 5, and the other end of the gear device 30 is located right above the shaping positioning frame 3. The gear device 30 not only has a blocking effect on the rim 4, but also has a protection effect, so that the safety of operators is ensured, and potential safety hazards are eliminated.

As shown in fig. 6, the cold plastic shaping device comprises a third stroke switch, two side plates 31, two mold bottom plates 32 and two third hydraulic cylinders 33, wherein the two side plates 31 are respectively located at two sides of the shaping positioning frame 3, the two side plates 31 are fixedly installed on the base 1, and four guide posts 34 are fixedly connected between the two side plates 31 to ensure stable operation. The left sizing die 35 and the right sizing die 36 are fixedly mounted on the two die base plates 32 respectively, the two die base plates 32 are slidably sleeved on the four guide posts 34 and can move back and forth along the four guide posts 34 to realize that the left sizing die 35 and the right sizing die 36 are relatively close to each other or are away from each other, the two hydraulic cylinders are fixedly mounted on the two side plates 31 respectively, the two die base plates 32 are fixedly connected with driving rods of the two hydraulic cylinders respectively, and the third travel switch is electrically connected with the controller and used for generating sizing die in-place signals to the controller after the left sizing die 35 and the right sizing die 36 are relatively close to each other in place.

Because the cold plastic shaping device adopts a horizontal structure, the third hydraulic cylinders 33 at the two ends act to apply pressure so that the shaping dies at the two ends can move simultaneously, the action is accurate, the hydraulic stroke is short, the stress at the two ends of the workpiece is balanced, the shaping process time is saved, and the product shaping effect is good. The rim manufactured by the invention has the advantages of consistent product, balanced stress and accurate size, and effectively reduces the rejection rate and the production cost.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of the rolling circle positioning frame 2, the shaping positioning frame 3, the frame 5, the left slider 6, the right slider 7, the driving source 8, the driven wheel assembly 9, the driving wheel assembly 10, the left rolling circle die 12, the right rolling circle die 13, the rolling true die 14, the slide rail 15, the slider bottom plate 16, the first hydraulic oil cylinder 17, the supporting shaft 20, the lever 21, the gear device 30, the side plate 31, the die bottom plate 32, the guide pillar 34, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. An integrated machine for rim spinning and shaping, comprising a base (1) and an external spin forming device and a cold plastic shaping device installed on the base (1), characterized in that: also include a controller and be installed on the above-mentioned base (1). 1) on the conveying device, the conveying device comprises a rolling ring spacer (2) located at the above-mentioned external rotation forming device and a shaping spacer (3) located at the above-mentioned cold plastic shaping device, the rolling ring spacer ( 2) and the shaping spacer (3) are both used for supporting the wheel rim (4); the controller is used to control the operation of the above-mentioned external rotation forming device so as to adjust the wheel rim (4) to be processed on the rolling ring spacer (2) Perform external spin forming, for controlling the operation of the above-mentioned conveying device to automatically transport the externally formed rim (4) located on the rolling ring spacer (2) to the above-mentioned shaping spacer (3), for controlling the above-mentioned cooling. The plastic shaping device works so as to perform cold plastic shaping on the rim (4) after the external rotation formed on the shaping spacer (3).

2. The integrated machine for spinning and molding of wheel rims according to claim 1, characterized in that: the outer spinning forming device comprises a frame (5), a left sliding block (6), a right sliding block (7), a sliding block A driving mechanism, a driving source (8), a transmission mechanism and a rolling die structure mounted on a frame (5), the transmission mechanism comprises two driven wheel assemblies (9), two driving wheel assemblies (10), a The spline shaft (11) and the two spline nuts, the two driven wheel assemblies (9) are respectively mounted on the upper ends of the left slider (6) and the right slider (7), the two drive The wheel assembly (10) is mounted on the lower ends of the left sliding block (6) and the right sliding block (7) and is respectively sleeved on the spline shaft (11) through the two spline nuts, the The spline shaft (11) is fixedly connected with the drive source (8), the spline nut is fixedly connected with the above-mentioned driving wheel assembly (10), and the two driven wheel assemblies (9) are respectively fixedly installed with left rollers A ring die (12) and a right rolling ring die (13), the rolling true die structure includes a rolling true die (14), and the left rolling ring die (12) and the right rolling ring die (13) are used for the workpiece to be processed Both sides of the wheel rim (4) are clamped, and the wheel rim (4) to be processed is externally formed in cooperation with the above-mentioned rolling mold (14).

3. The integrated machine for spinning and forming a wheel rim according to claim 2, characterized in that: the driving wheel assembly (10) comprises a driving wheel, and the driving wheel is a driving gear; the driven wheel assembly (9) comprises A driven wheel, the driven wheel is a driven gear; the driving gear is meshed with the driven gear, and the driving gear is fixedly sleeved on the spline nut.

4. The integrated machine for rim spinning and shaping according to claim 2, characterized in that: the slider driving mechanism comprises a first travel switch, a sliding rail (15), two slider bottom plates (16) and two The first hydraulic oil cylinder (17), the bottoms of the left slider (6) and the right slider (7) are respectively fixedly installed on the two slider bottom plates (16), the two slider bottom plates (16) ) is slidably connected to the slide rail (15) through the movable slider (18), and the driving rods of the two first hydraulic cylinders (17) are respectively fixedly connected to the left slider (6) and the right slider (7) and is used to drive the left slider (6) and the right slider (7) to move relatively close to or away from each other along the slide rail (15) horizontally, the first travel switch is electrically connected with the above-mentioned controller and used for when the above-mentioned After the left rolling ring die (12) and the right rolling ring die (13) are relatively close to the position, a rolling ring die in-position signal is generated to the controller; the upper ends of the left sliding block (6) and the right sliding block (7) are at the opposite positions. The above-mentioned left rolling ring die (12) and right rolling ring die (13) are installed.

5. The all-in-one wheel rim spinning and molding machine according to claim 2, wherein the rolling true mold structure comprises a lever assembly, a second travel switch and a second hydraulic cylinder (19), and the lever assembly includes a fixed A support shaft (20) installed on the frame (5) and a lever (21) rotatably connected to the support shaft (20), one end of the lever (21) is installed with the above-mentioned rolling die (14), the lever (21) The other end of (21) is fixedly connected with a guide rod (22), the guide rod (22) is fixedly connected with the driving rod of the second hydraulic cylinder (19), and the frame (5) is provided on both sides There is a vertical bar-shaped groove (5a), two ends of the guide rod (22) are respectively located in the above-mentioned bar-shaped groove (5a) and can move back and forth along the bar-shaped groove (5a), the second travel switch It is electrically connected to the above-mentioned controller, and is used for generating a rolling true mold (14) in-position signal to the controller after the rolling true mold (14) presses the to-be-processed rim (4) in place.

6. The integrated machine for spinning and shaping of wheel rims according to claim 1, wherein the conveying device comprises a rolling ring spacer structure having the above-mentioned rolling ring spacer (2), and a rolling spacer structure having the above-mentioned shaping spacer (3). The shaping spacer structure and the slideway (23), the rolling ring spacer structure further comprises a first positioning support (24), a first cylinder (25) and a first proximity switch, the first positioning support (24) It is fixedly installed on the above-mentioned base (1) and is rotatably connected with a first rotating shaft (26) at the upper end, and one end of the above-mentioned rolling ring spacer (2) is fixedly connected with the first rotating shaft (26). ) is fixedly connected with the drive rod of the first cylinder (25); the shaping positioning frame structure further includes a second positioning bracket (27), a second cylinder (28) and a second proximity switch, the second positioning frame The bracket (27) is fixedly installed on the above-mentioned base (1), and the upper end is rotatably connected with a second rotating shaft (29), and one end of the above-mentioned shaping positioning frame (3) is fixedly connected with the second rotating shaft (29), and the shaping positioning frame The other end of (3) is fixedly connected with the driving rod of the second air cylinder (28); the rolling ring spacer (2) includes a clamping plate (2a), and there are two clamping plates (2a) and each clamping plate The upper ends of (2a) are provided with circular arc-shaped grooves (2b) for placing the above-mentioned rim (4), and the structure of the shaping spacer (3) is the same as that of the rolling ring spacer (2). Both a proximity switch and a second proximity switch are electrically connected to the controller, the first proximity switch is used to generate a rolling ring position signal to the controller when the rim (4) to be processed is placed on the rolling ring positioning frame (2) , the second proximity switch is used to generate a shaping in-position signal to the controller when the externally formed rim (4) is placed on the shaping spacer (3); the first cylinder (25) and the second cylinder (28) is located between the first positioning bracket (24) and the second positioning bracket (27), the height of the rolling ring positioning bracket (2) is higher than that of the shaping positioning bracket (3), and the The rolling ring spacer (2) and the shaping spacer (3) are respectively located at both ends of the slideway (23).

7 . The integrated machine for spinning and shaping of wheel rims according to claim 6 , wherein the groove surface of the arc-shaped groove ( 2 b ) is made of nylon material. 8 .

8. The integrated machine for spinning and shaping of wheel rims according to claim 5, characterized in that: the frame (5) is further provided with a wheel rim ( 4) The rim (4) is positioned on the gear device (30) on the shaping and positioning frame (3), one end of the gear device (30) is fixedly connected with the frame (5), so The other end of the shifting device (30) is located just above the shaping positioning frame (3).

9 . The integrated machine for spinning and shaping of rims according to claim 1 , wherein the cold shaping device comprises a third travel switch and two side plates respectively located on both sides of the shaping positioning frame ( 3 ). 10 . (31), two mold base plates (32) and two third hydraulic cylinders (33), the two side plates (31) are fixedly installed on the base (1) and the two side plates (31) Four guide posts (34) are fixedly connected therebetween, a left shaping die (35) and a right shaping die (36) are respectively fixedly installed on the two mold base plates (32), and the two mold base plates (32) slide sleeves. It is arranged on the four guide posts (34) and can move back and forth along the four guide posts (34) to realize the relative approach or distance between the left shaping die (35) and the right shaping die (36). The oil cylinders are respectively fixed and installed on the two side plates (31), the two mold bottom plates (32) are respectively fixedly connected with the driving rods of the two hydraulic oil cylinders, and the third travel switch is electrically connected with the above-mentioned controller and It is used to generate a shaping mode in-position signal to the controller when the above-mentioned left shaping mode (35) and right shaping mode (36) are relatively close to the position.

10 . The integrated machine for spinning and forming a wheel rim according to claim 2 , wherein the driving source ( 8 ) is a deceleration motor. 11 .