阅读说明：本技术 一种可快速换辊的冷弯焊机中的成型装置 (Forming device in cold bending welding machine capable of quickly changing roller ) 是由 张敏 杨光耀 许斌 张晓清 张怡鑫 于 2020-11-20 设计创作，主要内容包括：本发明公开了一种可以整体更换轧辊组件、而且拆装更加方便的可快速换辊的冷弯焊机中的成型装置,包括：机架和轧辊组件；机架上设置有支撑平台和轧辊锁定机构,机架上活动设置有过渡支架组件及其平移驱动机构,过渡支架组件与轧辊组件之间设置有快速定位机构和牙嵌式离合器；机架上设置有轧制动力装置和传动箱,轧制动力装置的输出轴与传动箱的输入轴相连,上、下过渡轴分别通过万向联轴器与传动箱的相应输出轴相连；机架上还设置有至少两个用于控制过渡支架走位的到位传感器,机架上在支撑平台的下方设置有拆装用升降驱动机构,该拆装用升降驱动机构上设置有拆装滑移装置。本发明所述的轧制系统尤其适用于小型冷弯焊机。(The invention discloses a forming device in a cold bending welder, which can integrally replace a roll component and can replace the roll quickly and is more convenient to disassemble and assemble, and the forming device comprises: a frame and a roll assembly; a support platform and a roller locking mechanism are arranged on the frame, a transition support assembly and a translation driving mechanism thereof are movably arranged on the frame, and a quick positioning mechanism and a jaw clutch are arranged between the transition support assembly and the roller assembly; the rolling power device and the transmission case are arranged on the rack, an output shaft of the rolling power device is connected with an input shaft of the transmission case, and the upper transition shaft and the lower transition shaft are respectively connected with corresponding output shafts of the transmission case through universal couplings; the rack is also provided with at least two in-place sensors for controlling the transition support to move, a lifting driving mechanism for dismounting is arranged below the supporting platform on the rack, and a dismounting sliding device is arranged on the lifting driving mechanism for dismounting. The rolling system is particularly suitable for small-sized cold bending welding machines.)

1. A forming device in a cold bending welder capable of quickly changing rollers comprises: frame and roll assembly, the concrete structure of roll assembly includes: the device comprises a roll frame and a plurality of roll sets arranged on the roll frame, wherein each roll set comprises an upper roll and a lower roll which are arranged up and down, and two ends of the upper roll and the lower roll are respectively and movably arranged on the roll frame through shaft seats for the rolls; the frame on be provided with the supporting platform that is used for installing roll unit and locks roll unit locking mechanical system on supporting platform, its characterized in that: the frame is also movably provided with a transition support, the transition support is movably provided with an upper transition shaft and a lower transition shaft which are in one-to-one correspondence with the upper roller and the lower roller through a transmission shaft seat, the transition support is also provided with an upper transition shaft lifting driving mechanism which drives all the upper transition shafts to synchronously move up and down, one of the upper rollers is provided with a quick positioning mechanism which quickly matches the upper transition shaft with the upper roller between the roller shaft seat close to one side of the transition support and the transmission shaft seat on the corresponding upper transition shaft, the rotating shaft on the corresponding side of the upper roller extends out of the roller shaft seat, the corresponding upper transition shaft extends out of the transmission bearing and is provided with a jaw clutch which is mutually matched, the rotating shaft on the corresponding side of the lower roller extends out of the roller shaft seat, the corresponding lower transition shaft extends out of the transmission shaft seat and is provided with the jaw clutch which is mutually matched, the rolling power device and the transmission case are also arranged on the rack, an input end and output shafts which are in one-to-one correspondence with all the upper transition shafts and the lower transition shafts are arranged in the transmission case, the output shafts of the rolling power device are connected with the input shaft of the transmission case, and the corresponding ends of the upper transition shaft and the lower transition shaft are respectively connected with the corresponding output shafts of the transmission case through universal couplings; the frame is also provided with a transition bracket translation driving mechanism for driving the transition bracket to move along the horizontal direction; the frame on still be provided with two at least sensors that target in place that are used for controlling transition support and walk to position, the frame on be provided with the dismouting below supporting platform and use lift drive mechanism, be provided with the dismouting displacement device that is used for lifting roll assembly on the dismouting lift drive mechanism.

2. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 1, characterized in that: the rolling system also comprises: a trolley orienting mechanism and a trolley locking mechanism are arranged between the conveying trolley and the rack, an installation platform is arranged on the conveying trolley, and a conveying sliding device matched with the dismounting sliding device is arranged on the installation platform; the bottom of the conveying trolley is provided with at least three castors.

3. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 1, characterized in that: the concrete structure of dismouting displacement device includes: at least two supporting brackets parallel to the moving direction of the roll assembly during disassembly and assembly, each supporting bracket comprising: a pair of parallel supporting beams, a plurality of bearings for sliding are arranged between the pair of supporting beams along the moving direction when the roll component is disassembled and assembled, and the dynamic supporting points of all the bearings for sliding form the disassembling and assembling platform of the supporting roll component; correspondingly, the specific setting mode of the lifting driving mechanism for dismounting is as follows: the frame is provided with at least one lifting power device below each supporting frame, a driving rod of each lifting power device is connected with the pair of supporting beams through a connecting seat, and the connecting seat fixes the corresponding pair of supporting beams together.

4. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 2, characterized in that: the concrete structure of the conveying sliding device comprises: the roller groups are arranged on the mounting platform along the moving direction of the roller assembly during dismounting, and each roller group comprises a plurality of rollers which are arranged perpendicular to the moving direction of the roller assembly during dismounting.

5. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 4, characterized in that: the roller is a universal ball roller.

6. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 2, characterized in that: the conveying trolley is also provided with a limiting seat and a handle on the corresponding side of the mounting platform.

7. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 2, characterized in that: the four corners of the bottom of the conveying trolley are respectively provided with a caster.

8. The forming device in the cold bending welder capable of quickly changing the roller according to the claim 2, characterized in that: the dolly orientation mechanism include: the directional rod is arranged on the conveying trolley, and the rack is provided with a guide hole matched with the directional rod; the trolley locking mechanism comprises: the movable hook that sets up on the corresponding side of travelling bogie, the frame on be provided with latch hook matched with and block the hook board.

9. The forming device in a cold roll bending welder capable of quickly changing rolls according to any one of claims 1 to 8, wherein: the quick positioning mechanism comprises: the reference cantilever is arranged on the shaft seat for the roller, which is arranged on one of the upper transition shafts and close to one side of the transition frame, the positioning cantilever matched with the reference cantilever is arranged on the corresponding shaft seat for transmission on the upper transition shaft, and the positioning cantilever is provided with a positioning roller.

10. The forming device in a cold roll bending welder capable of quickly changing rolls according to any one of claims 1 to 8, wherein: the roll locking mechanism comprises: the rotary oil cylinder is arranged on the frame, the table-board clamp matched with the rotary oil cylinder is arranged on the frame, and a piston rod of the rotary oil cylinder is provided with a pressing block.

Technical Field

The invention relates to a cold bending welding machine, in particular to a forming device in the cold bending welding machine capable of quickly changing rollers.

Background

In the production process of the traditional cold-bending pipe welding machine, if the product specification needs to be changed, the whole machine needs to be stopped, a plurality of parts in the roll component can be debugged only after being respectively hoisted in place manually, and the machine can be started to operate after being debugged. In fact, the manual replacement of the roll assembly is high in labor intensity, and the online debugging time after the roll assembly replacement is long, so that the time, labor and efficiency are low; in addition, the existing small-sized cold bending welding machine is also the same as the large-sized and medium-sized cold bending welding machine, and the roll component is replaced by adopting a hoisting mode. In the actual use process, the mode of replacing the roll component by hoisting is adopted, during hoisting, an operator needs to erect a lifting rope, and the hanging point of the lifting rope is continuously adjusted in the process of erecting the lifting rope so as to ensure that the roll component keeps balance as much as possible in the hoisting process, so that the dismounting efficiency is lower, and the labor intensity of the operator is increased.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the forming device in the cold bending welding machine is capable of replacing the roll component integrally and replacing the roll quickly, and is more convenient to disassemble and assemble.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a forming device in a cold bending welder capable of quickly changing rollers comprises: frame and roll assembly, the concrete structure of roll assembly include: the device comprises a roll frame and a plurality of roll sets arranged on the roll frame, wherein each roll set comprises an upper roll and a lower roll which are arranged up and down, and two ends of the upper roll and the lower roll are respectively and movably arranged on the roll frame through shaft seats for the rolls; the frame is provided with a supporting platform for mounting the roll component and a roll locking mechanism for locking the roll component on the supporting platform, the frame is also movably provided with a transition support, the transition support is movably provided with an upper transition shaft and a lower transition shaft which are in one-to-one correspondence with the upper roll and the lower roll through a transmission shaft seat, the transition support is also provided with an upper transition shaft lifting driving mechanism for driving all the upper transition shafts to synchronously move up and down, a quick positioning mechanism for quickly matching the upper transition shafts with the upper rolls (enabling the upper transition shafts to be equal in height) is arranged between the shaft seat for the rolls close to one side of the transition support and the transmission shaft seat on the corresponding upper transition shaft on one upper roll, a rotating shaft on the corresponding side of the upper roll extends out of the shaft seat for the rolls, and the corresponding upper transition shaft extends out of the transmission bearing and is provided with a jaw clutch which is mutually matched, the rolling power device is characterized in that a rotating shaft on one side corresponding to the lower roller extends out of a shaft seat for the roller, a corresponding lower transition shaft extends out of a shaft seat for transmission and is provided with a jaw clutch which is matched with the lower transition shaft, the rack is also provided with a rolling power device and a transmission case, the transmission case is provided with an input end and output shafts which are in one-to-one correspondence with all the upper transition shafts and the lower transition shafts, the output shafts of the rolling power device are connected with the input shaft of the transmission case, and the corresponding ends of the upper transition shaft and the lower transition shaft are respectively connected with the corresponding output shafts of the transmission case through; the frame is also provided with a transition bracket translation driving mechanism for driving the transition bracket to move along the horizontal direction; the frame on still be provided with two at least sensors that target in place that are used for controlling transition support and walk to position, the frame on be provided with the dismouting below supporting platform and use lift drive mechanism, be provided with the dismouting displacement device that is used for lifting roll assembly on this dismouting.

As a preferable scheme, in the forming device of the cold bending welder capable of rapidly changing the roll, the rolling system further comprises: a trolley orienting mechanism and a trolley locking mechanism are arranged between the conveying trolley and the rack, an installation platform is arranged on the conveying trolley, and a conveying sliding device matched with the dismounting sliding device is arranged on the installation platform; the bottom of the conveying trolley is provided with at least three castors.

As a preferable scheme, in the forming device in the cold bending welder capable of rapidly changing the roll, the specific structure of the dismounting and sliding device comprises: at least two support brackets parallel to the direction of movement of the roll assembly when disassembled, each support bracket comprising: a pair of parallel supporting beams, a plurality of bearings for sliding are arranged between the pair of supporting beams along the moving direction when the roll component is disassembled and assembled, and the dynamic supporting points of all the bearings for sliding form the disassembling and assembling platform of the supporting roll component; correspondingly, the specific setting mode of the lifting driving mechanism for dismounting is as follows: the frame is provided with at least one lifting power device below each supporting frame, a driving rod of each lifting power device is connected with the pair of supporting beams through a connecting seat, and the connecting seat fixes the corresponding pair of supporting beams together.

As a preferable scheme, in the forming device in the cold bending welding machine capable of rapidly changing the roll, the specific structure of the conveying sliding device comprises: the roller groups are arranged on the mounting platform along the moving direction of the roller assembly during dismounting, and each roller group comprises a plurality of rollers which are arranged perpendicular to the moving direction of the roller assembly during dismounting.

Preferably, in the forming device of the cold bending welder with the rapid roller change, the roller is a universal ball roller.

As a preferable scheme, in the forming device of the cold bending welding machine capable of rapidly changing the roll, the conveying trolley is also provided with a limiting seat and a handle at the corresponding side of the mounting platform.

In a preferred embodiment, in the forming device of the cold-bending welding machine capable of rapidly changing the roll, the transport cart is provided with casters at four corners of the bottom thereof.

As a preferable scheme, in the forming device of the cold bending welding machine capable of rapidly changing the roll, the trolley orientation mechanism comprises: the directional rod is arranged on the conveying trolley, and the rack is provided with a guide hole matched with the directional rod; the trolley locking mechanism comprises: the movable hook that sets up on the corresponding side of travelling bogie, the frame on be provided with latch hook matched with and block the hook board.

As a preferable scheme, in the forming device of the cold bending welder capable of rapidly changing the roll, the rapid positioning mechanism comprises: the reference cantilever is arranged on the shaft seat for the roller, which is arranged on one of the upper transition shafts and close to one side of the transition frame, the positioning cantilever matched with the reference cantilever is arranged on the corresponding shaft seat for transmission on the upper transition shaft, and the positioning cantilever is provided with a positioning roller.

As a preferable scheme, in the forming device of the cold bending welding machine capable of rapidly changing the roll, the roll locking mechanism comprises: the rotary oil cylinder is arranged on the frame, the table-board clamp matched with the rotary oil cylinder is arranged on the frame, and a piston rod of the rotary oil cylinder is provided with a pressing block.

The invention has the beneficial effects that: the invention lifts the roll component in a free state to the dismounting and mounting sliding device through the lifting mechanism for dismounting and mounting, then the roll component is translated to the conveying trolley through the relay of the dismounting and mounting sliding device and a plurality of roller groups on the mounting platform, the conveying trolley is used for conveying the roll component away, simultaneously or in advance the debugged roll component is taken as a whole to be conveyed to the site by another conveying trolley, the roll component is translated to the dismounting and mounting sliding device through the relay of the roller groups and the dismounting and mounting sliding device on the mounting platform, then the roll component is descended and placed on the rack through the lifting mechanism for dismounting and mounting, and the roll component is fixed on the rack through the roll locking mechanism, thus the roll component is very convenient to replace, the debugging on the site is not needed, and the time required by replacing the roll component is saved, the disassembly and assembly efficiency is improved, and the labor intensity of operators is reduced.

Drawings

FIG. 1 is a forming device of a cold bending welder capable of quickly changing rollers.

Fig. 2 is a partially enlarged schematic view of fig. 1.

Fig. 3 is a partially enlarged schematic view in a plan view of fig. 1.

The reference numerals in fig. 1 to 3 are respectively: 1. a frame, 2, a conveying trolley, 21, a mounting platform, 22, a universal ball wheel, 23, a limiting seat, 24, a handle, 25, a caster, 26, a latch hook, 27, a directional rod, 30, a supporting platform, 31, a lifting oil cylinder, 312, a connecting seat, 32, a supporting beam, 33, a sliding bearing, 34, a pin shaft, 35, a retainer ring, 36, a catch plate, 312, the connecting seat, 4, a roller assembly, 40, a roller frame, 43, an upper roller, 431, a shaft seat for the upper roller, 4311, a reference cantilever, 44, a lower roller, 441, a shaft seat for the lower roller, 45, a roller side jaw clutch, 50, a transition support, 51, an oil cylinder for lifting of an upper transition shaft, 53, an upper transition shaft, 531, an upper shaft seat, 5311, a positioning cantilever, 54, a lower transition shaft, 541, a lower transmission shaft, 55, a transition shaft side jaw clutch, 56, a translation driving oil cylinder, 57 and a guide rod, 58. the device comprises a sliding block 591, a first proximity switch 592, a second proximity switch 593, a third proximity switch 61, an upper universal coupling 62, a lower universal coupling 7, a transmission case 8, a power device 81, a motor 82 and a speed reducer.

Detailed Description

The following describes in detail a detailed embodiment of a forming apparatus in a rapid roll change cold bending machine according to the present invention with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the forming device of a cold bending welder capable of rapidly changing rolls according to the present invention comprises: frame 1 and roll assembly 4, the concrete structure of roll assembly 4 includes: the rolling mill comprises a roll frame 40 and a plurality of roll sets arranged on the roll frame 40, wherein each roll set comprises an upper roll 43 and a lower roll 44 which are arranged up and down, two ends of the upper roll 43 are respectively and movably arranged on the roll frame 40 through shaft seats 431 for the upper roll, and two ends of the lower roll 44 are respectively and movably arranged on the roll frame 40 through shaft seats 441 for the lower roll; the frame 1 is provided with a supporting platform 30 for mounting the roll assembly 4 and a roll locking mechanism for locking the roll assembly 4 on the supporting platform 30, and the roll locking mechanism comprises: the rotary oil cylinder is arranged on the frame 1, the table top clamp is matched with the rotary oil cylinder, and a piston rod of the rotary oil cylinder is provided with a pressing block (belonging to the conventional technology in the field and not described herein); the frame 1 is also movably provided with a transition bracket 50, the transition bracket 50 is movably provided with upper transition shafts 53 corresponding to the upper rollers 43 one by one through an upper transmission shaft seat 531, and the transition bracket 50 is movably provided with lower transition shafts 54 corresponding to the lower rollers 44 one by one through a lower transmission shaft seat 541; the transition bracket 50 is further provided with an upper transition shaft lifting oil cylinder 51 as an upper transition shaft lifting driving mechanism for driving all the upper transition shafts 53 to synchronously move up and down, a quick positioning mechanism for quickly matching the upper transition shafts 53 with the upper rolls 43 (so that the upper transition shafts 53 and the upper rolls 43 are equal in height, and at the same time, the lower transition shafts 54 and the lower rolls 44 are also equal in height) is arranged between the upper roll shaft seat 431 on one side close to the transition bracket 50 on one of the upper rolls 43 and the corresponding upper roll shaft seat 531 on the upper transition shafts 53, and the quick positioning mechanism comprises: a reference cantilever 4311 arranged on the axle seat 431 for the upper roll, a positioning cantilever 5311 matched with the reference cantilever 4311 is arranged on the corresponding upper transition axle 531 on the upper transition axle 53, and a positioning roller is arranged on the positioning cantilever 5311; a roll side jaw clutch 45 is respectively arranged on the rotating shaft of one corresponding side (the right side in the figures 1 and 2) of the upper roll 43 and the lower roll 44 in a stretching way from the upper roll shaft seat 431 and the lower roll shaft seat 441, and a transition shaft side jaw clutch 55 matched with the roll side jaw clutch 45 is respectively arranged on the corresponding upper transition shaft 53 and the corresponding lower transition shaft 54 in a stretching way from the upper transmission shaft seat 531 and the lower transmission shaft seat 541 in a stretching way; frame 1 on still be provided with rolling power device 8 and transmission case 7, rolling power device 8 including: a rolling driving motor 81 and a speed reducer 82 (which belong to the conventional technology in the field and are not described herein), an input end and output shafts corresponding to all the upper and lower transition shafts 53 and 54 one to one are provided in the transmission case 7 (the transmission case 7 belongs to the conventional technology in the field and is not described herein), an output shaft of the rolling power device 8 is connected to the input shaft of the transmission case 7, and the corresponding ends of the upper and lower transition shafts 53 and 54 are connected to the corresponding output shafts of the transmission case 7 through upper and lower universal couplings 61 and 62, respectively; the frame 1 is further provided with a transition support translation driving mechanism (belonging to the conventional technology in the field and not described herein), which is used for driving the transition support 50 to move along the horizontal direction, and the frame 1 is further provided with three proximity switches as in-position sensors, which are used for controlling the transition support 50 to move, that is: the first proximity switch 591, the second proximity switch 592, the third proximity switch 593, the frame 1 is provided with the dismouting on the below of supporting platform 30 and uses the lift actuating mechanism, is provided with the dismouting displacement device that is used for lifting roll assembly 4 on the dismouting lift actuating mechanism, and this dismouting displacement device's concrete structure includes: two support frames parallel to the direction of movement of the roll assembly 4 when it is disassembled, as shown in fig. 3, said support frames being movably inserted in the support platform 30, each support frame comprising: a pair of parallel supporting beams 32, a plurality of sliding bearings 33 are arranged between the pair of supporting beams 32 along the moving direction when the roll assembly 4 is dismounted, the dynamic supporting points of all the sliding bearings 33 form a dismounting platform of the roll assembly 4, the specific mounting structure of the sliding bearings 33 comprises: a pin shaft 34 with a cap, wherein the pair of supporting beams 32 are provided with mounting through holes matched with the pin shaft 34, and the pin shaft 34 is provided with a retainer ring 35 after sequentially passing through the supporting beam 32 at one side, the bearing 33 for sliding and the supporting beam 32 at the other side; correspondingly, the specific setting mode of the lifting driving mechanism for dismounting is as follows: the frame 1 is provided with a lifting cylinder 31 as a lifting power device on both sides (left and right sides in fig. 1) below each supporting frame, and a piston rod of the lifting cylinder 31 as a driving rod of the lifting power device is connected with the pair of supporting beams 32 through a connecting seat 312, so that the connecting seat 312 plays a role of fixing the corresponding pair of supporting beams 32 together; a trolley orienting mechanism and a trolley locking mechanism are arranged between the conveying trolley 2 and the frame 1, and the trolley orienting mechanism comprises: an orientation rod 27 arranged on the transport cart 2, a guide hole matched with the orientation rod 27 is arranged on the frame 1 (belonging to the conventional technology in the field and not described herein); the trolley locking mechanism comprises: the locking hook 26 is movably arranged on the corresponding side of the conveying trolley 2, and the rack 1 is provided with a hook blocking plate 36 matched with the locking hook 26; the conveying trolley 2 is provided with a mounting platform 21, a plurality of roller groups are arranged on the mounting platform 21 along the moving direction of the roll assembly 4 during disassembly and assembly, each roller group comprises a plurality of universal ball wheels 22 which are perpendicular to the moving direction of the roll assembly 4 during disassembly and assembly, the conveying trolley 2 is further provided with a limiting seat 23 and a handle 24 on the corresponding side of the mounting platform 21, and four corners of the bottom of the conveying trolley 2 are respectively provided with a caster 25.

In practical application, the transition support translation driving mechanism comprises: a translation driving oil cylinder 56 for providing power, at least two guide rods 57 parallel to each other, and a slide block 58 arranged at the bottom of the transition bracket 50, wherein the slide block 58 is arranged on the guide rods 57 in a sliding manner; the translation driving cylinder 56 can also be replaced by a stepping motor, a servo motor or a linear motor, when the stepping motor or the servo motor is adopted, an output shaft of the translation driving cylinder needs to be connected with a sliding block through a screw rod, and the sliding block is internally provided with threads matched with the screw rod.

In the actual use process, firstly, the conveying trolley 2 is fixed on the frame 1 through the trolley orienting mechanism and the trolley locking mechanism, then, the four lifting oil cylinders 31 are synchronously started, the roll component 4 which is separated from the cold bending welding machine is lifted upwards, so that the roll component 4 leaves the supporting platform 30 for supporting the roll component 4, and then, the roll component 4 is manually pulled to the conveying trolley 2; meanwhile or the debugged roll assembly 4 is transported to the site as a whole by another transport trolley 2 in advance, the roll assembly 4 is translated to a dismounting and mounting sliding device (dismounting and mounting platform) through the relay of a plurality of roller groups and the dismounting and mounting sliding device on the mounting platform 21, then the roll assembly 4 is lowered and placed on a supporting platform 30 of the frame 1 through a lifting mechanism for dismounting and mounting, and the roll assembly 4 is fixed on the supporting platform 30 through a roll locking mechanism.

In summary, the present invention is only a preferred embodiment, and not intended to limit the scope of the invention, and all equivalent changes and modifications made in the shape, structure, characteristics and spirit of the present invention described in the claims should be included in the scope of the present invention.