CN212310501U

CN212310501U - Special-shaped forming machine comprising multi-gear transmission mechanism

Info

Publication number: CN212310501U
Application number: CN202022936718.5U
Authority: CN
Inventors: 李远东
Original assignee: Weifang Dongxin Intelligent Technology Co ltd
Current assignee: Weifang Dongxin Intelligent Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-01-08
Anticipated expiration: 2030-12-10

Abstract

The utility model provides a heterotypic make-up machine that contains many gear drive, including frame and bending device, bending device fixed connection is in the frame, be equipped with power device in the frame, power device includes motor and gear train, motor fixed connection is in the frame, the gear train includes a master gear, gear between a plurality of drive gear and a plurality of, the master gear, the equal vertical setting of gear and drive gear between, the motor drive master gear rotates, the master gear meshes with arbitrary drive gear mutually, through gear meshing between two arbitrary drive gear, the master gear all rotates with the gear between and connects in the frame, coaxial dismantling is connected with horizontally gear shaft on the drive gear, gear shaft's one end links to each other with drive gear, the other end is connected with bending device. The utility model discloses have that a motor can drive a plurality of gears and rotate along same direction simultaneously, reduce the make-up machine volume, practice thrift the effect of cost.

Description

Special-shaped forming machine comprising multi-gear transmission mechanism

Technical Field

The utility model relates to a processing machinery's technical field, especially a heterotypic make-up machine that contains many gear drive.

Background

With the continuous progress and development of society, the application fields and the places of the sheet materials with certain strength and shape are more and more. In order to enable materials such as plates to meet different use and installation requirements, the materials need to be manufactured into other products with certain geometric shapes and sizes in a bending mode, a rolling mode and the like, the products can be used for different scenes such as decoration or buildings and the like, different social requirements are met, and the special-shaped forming machine is an apparatus for bending or rolling the plates into other products.

When a plurality of gears on the special-shaped forming machine need to rotate in the same direction, one motor drives one gear to rotate in a traditional and most common mode, so that the requirement that the plurality of gears rotate in the same direction can be met. The utility model provides a pair of heterotypic make-up machine that contains many gear drive, it meshes the gear that is used for the direction conversion between adjacent gear, motor drive most marginal gear revolve, with the gear of most marginal gear engaged with conversion direction opposite with the rotation direction of most marginal gear, the rotation direction of another gear with the gear engaged with conversion direction then is the same with most marginal gear revolve the direction, analogize with this, can realize that a plurality of gears of motor drive rotate along same direction simultaneously, reduce the make-up machine volume, and the cost is saved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned conventional art's weak point, provide a heterotypic make-up machine that contains many gear drive, it can realize that a plurality of gears of motor drive rotate along same direction simultaneously, reduces the make-up machine volume, practices thrift the cost.

The purpose of the utility model is achieved through the following technical measures:

the utility model provides a heterotypic make-up machine that contains many gear drive mechanism, includes frame and bending device, bending device fixed connection is equipped with power device in the frame, power device includes motor and gear train, motor fixed connection is in the frame, the gear train includes a master gear, a plurality of drive gear and a plurality of intermediate gear, master gear, intermediate gear and the equal vertical setting of drive gear, motor drive master gear rotates, master gear and arbitrary drive gear mesh mutually, through the gear meshing between two arbitrary drive gear, master gear and intermediate gear all rotate and connect in the frame, coaxial detachable is connected with horizontally gear shaft on the drive gear, gear shaft's one end links to each other with drive gear, and the other end is connected with bending device.

By adopting the scheme, the motor drives the main gear to rotate, the main gear is meshed with any one of the transmission gears, any two transmission gears are meshed through the intermediate gear, the rotation of the main gear drives the transmission gears to rotate, the rotation direction of the transmission gear meshed with the main gear is opposite to that of the main gear, the rotation gear drives the intermediate gear meshed with the rotation gear to rotate, the rotation direction of the intermediate gear meshed with the transmission gears is opposite to that of the transmission gears, the rotation direction of the other transmission gear meshed with the intermediate gear is opposite to that of the intermediate gear, so that the rotation directions of the two transmission gears meshed with the intermediate gear are the same, and the like, one motor can drive a plurality of gears to rotate simultaneously. The transmission gear rotates to drive the bending device to process the plates through the gear rotating shafts, so that the plates can be stably conveyed to be bent, the processing quality is guaranteed, the size is reduced, and the cost is saved.

Further specifically optimize, drive gear centre of a circle department sets up the transmission connecting hole that has the horizontally, the tip of gear shaft is inserted and is located in the transmission connecting hole and tip and drive gear side parallel and level, set up the transmission fixed orifices that is on a parallel with the drive gear axle center on the drive gear, transmission fixed orifices and transmission connecting hole intercommunication, the transmission fixed orifices runs through two sides of drive gear, set up on the gear shaft lateral wall with transmission fixed orifices complex transmission recess, the opening of transmission recess deviates from the axle center of gear shaft, the transmission recess runs through to the gear shaft and inserts the terminal surface of transmission connecting hole, sliding connection has the transmission bolt in the transmission recess, the transmission bolt is sliding connection in the transmission fixed orifices simultaneously.

By adopting the scheme, an operator rotates the transmission fixing hole to enable the transmission fixing hole to be opposite to the transmission groove, and then the transmission bolt is inserted into a gap formed by the transmission fixing hole and the transmission groove, so that the transmission gear can be fixed at the end part of the gear rotating shaft. When the transmission gear or the transmission rotating shaft needs to be replaced, the transmission bolt can be pulled out, then the gear rotating shaft is pulled out from the transmission connecting hole, the transmission gear and the gear rotating shaft can be separated for replacement and maintenance, and the operation is convenient and simple. The end part of the gear rotating shaft is flush with the side surface of the transmission gear, so that the operator can be prevented from being scratched by the gear rotating shaft in the bending operation process, and the operation safety is improved.

The motor further comprises an output shaft, a main connecting hole is horizontally formed in the center of the main gear, a main fixing hole parallel to the axis of the main gear is formed in the main gear, the main fixing hole is communicated with the main connecting hole, the main fixing hole penetrates through two side faces of the main gear, a main clamping block matched with the main fixing hole is fixedly arranged on the side wall of the output shaft, and the main clamping block is connected in the main fixing hole in a sliding mode.

By adopting the scheme, when the main gear needs to be replaced, the main clamping block can be inserted into or pulled out of the main fixing hole, so that the main gear is installed on the motor output shaft or taken down from the motor output shaft, the main gear is convenient to replace, the operation is simple, and the service life of the forming machine can be prolonged.

The gear fixing device is characterized in that a gear fixing part is rotatably connected to the rack, a gear fixing shaft is horizontally and fixedly arranged on one side, far away from the rack, of the gear fixing part, a groove is formed in the side wall of the gear fixing shaft, an opening of the groove deviates from the axis of the gear fixing shaft, a connecting hole is horizontally formed in the center of the circle of the intermediate gear, the end of the gear fixing shaft is inserted into the connecting hole and is flush with the side face of the intermediate gear, an intermediate fixing hole parallel to the axis of the intermediate gear is formed in the intermediate gear, the intermediate fixing hole is matched with the groove and is communicated with the connecting hole, the intermediate fixing hole penetrates through two side faces of the intermediate gear, an intermediate bolt is slidably connected into the groove, and the intermediate bolt is simultaneously and slidably connected into the intermediate fixing.

By adopting the scheme, when the intermediate gear is installed, an operator rotates the intermediate gear to enable the intermediate groove to be opposite to the intermediate fixing hole, and the intermediate inserting pin is inserted into a gap formed by the intermediate groove and the intermediate fixing hole, so that the intermediate gear is installed on the rack. When the gear is seriously worn and needs to be replaced, the intermediate inserting pin can be pulled out from the intermediate groove and the intermediate fixing hole, and the gear fixing shaft is pulled out from the intermediate connecting hole, so that the intermediate gear and the gear fixing piece are separated to be maintained and replaced, and the operation is more convenient and simple. The end part of the gear fixing shaft is flush with the side surface of the intermediate gear, so that the operator can be prevented from rubbing the gear fixing shaft, and the operation safety is improved.

Further specifically, the transmission gears comprise a plurality of lower gears, the lower gears are rotatably connected to the gear rotating shafts and located on the same horizontal line, the main gear is meshed with one of the lower gears located at two ends of the same row, the adjacent lower gears are meshed and connected through the intermediate gears, the rotating directions of the main gear and the lower gears are opposite, and the rotating directions of the main gear and the intermediate gears are the same.

By adopting the scheme, the motor drives the main gear to rotate, the main gear is meshed with one of the lower gears at the two ends of the same row, the main gear drives the lower gears at the end parts of the same row to rotate, the rotating directions of the lower gears are opposite, the lower gears at the end parts of the same row drive the gears to rotate, the rotating directions of the lower gears are opposite, the rotating directions of the adjacent lower gears are the same, the main gear drives the lower gears at the end parts of the same row to rotate, all the lower gears are driven to rotate along the same direction, the bending device is driven by the gear rotating shaft to horizontally convey the plates to enter the other end from one end to perform bending operation, and the cost can be saved. The lower gear is detachably connected to the rotating shaft, so that the lower gear is convenient to replace and maintain, and the service life of the forming machine is prolonged.

Further specifically optimize, drive gear still includes and is located same level and the last gear with lower gear one-to-one, goes up the gear and sets up directly over lower gear and mesh mutually with lower gear, the direction of rotation of going up gear and lower gear is opposite, go up the gear rotation and connect in the gear shaft.

By adopting the scheme, the upper gear is meshed with the lower gear, the lower gear rotates to drive the upper gear to rotate in the opposite direction, the upper gear rotates in the same direction, the upper gear and the lower gear rotate in a matched mode, the bending device is driven through the gear rotating shaft, and therefore the plate can be horizontally and stably bent, and machining quality is guaranteed.

Further specifically optimize, the gear fixing piece is provided with heat dissipation holes.

Through adopting above-mentioned scheme, when the gear mounting rotated, there was the friction in gear mounting and the frame, and the frictional heating, the louvre can be with the heat divergence that the friction produced, avoids gear mounting high temperature, improves the security.

Further specifically, threaded grooves are horizontally formed in the end portions of the gear rotating shaft, the output shaft and the gear fixing shaft, bolts are connected with the threaded grooves in an inner threaded mode, a stabilizing circular plate is sleeved on the bolts, and the radius of the stabilizing circular plate is larger than the maximum radius value of the gear rotating shaft, the output shaft and the gear fixing shaft.

By adopting the scheme, after the main gear, the intermediate gear and the transmission gear are installed, the bolt is screwed into the thread groove, the radius of the stable circular plate is larger than the maximum value of the radii of the gear rotating shaft, the output shaft and the gear fixing shaft, the stable circular plate can prevent the main gear, the intermediate gear and the transmission gear from falling off, and the operation safety is ensured.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that:

the utility model discloses a heterotypic make-up machine that contains many gear drive, the motor drive master gear rotates, master gear drive is with arbitrary one lower gear in the same line lower gear both ends, through gear effect between, can drive same line lower gear rotation, lower gear and last gear meshing, connect bending device through the gear shaft, can steadily bend to conveying panel, reduce the processing cost to panel, the master gear, gear between, go up the gear and all can dismantle the connection with the lower gear, convenient maintenance and change improve work efficiency, increase of service life.

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

Drawings

Fig. 1 is a schematic diagram of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic partial structure diagram of an embodiment of the present invention.

Fig. 3 is a schematic partial structure diagram of a gear set according to an embodiment of the present invention.

The labels in the figure are: 1. a frame; 11. a bending device; 2. a power plant; 21. a motor; 211. an output shaft; 212. a main clamping block; 22. a gear set; 221. a main gear; 2211. a main connection hole; 2212. a main fixing hole; 222. a transmission gear; 2221. a transmission connecting hole; 2222. a transmission fixing hole; 223. an intermediate gear; 2231. a middle connecting hole; 2232. a middle fixing hole; 3. a gear shaft; 31. a transmission groove; 4. a transmission bolt; 5. a gear fixing member; 51. a gear fixing shaft; 511. heat dissipation holes; 52. a middle groove; 6. a middle bolt; 7. an upper gear; 71. a lower gear; 8. a thread groove; 81. a bolt; 9. the disk is stabilized.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1, a special-shaped forming machine including a multi-gear transmission mechanism includes a frame 1, a bending device 11 and a power device 2, the bending device 11 is fixedly connected to the frame 1, the power device 2 is arranged on the frame 1, and the power device 2 drives the bending device 11 to operate, so as to bend a plate.

Referring to fig. 1 and 2, the power device 2 includes a motor 21 and a gear set 22, the motor 21 is fixedly connected to the frame 1, the gear set 22 is rotatably connected to the frame 1, the motor 21 drives the gear set 22 to rotate, a horizontal gear rotating shaft 3 is arranged between the gear set 22 and the bending device 11, and the gear set 22 drives the gear rotating shaft 3 to rotate, so as to drive the bending device 11 to bend the plate material for processing.

Referring to fig. 2 and 3, the gear train 22 includes a main gear 221, a plurality of transmission gears 222 and a plurality of intermediate gears 223, the main gear 221, the intermediate gears 223 and the transmission gears 222 are vertically arranged, the main gear 221 is meshed with any one of the transmission gears 222, the transmission gear 222 is meshed with the intermediate gear 223, the motor 21 drives the main gear 221 to rotate, the main gear 221 rotates to drive the transmission gear 222, the transmission gear 222 meshed with the main gear 221 rotates in a direction opposite to that of the main gear 221, the transmission gear 222 drives the intermediate gear 223 meshed therewith to rotate, the intermediate gear 223 meshed with the transmission gear 222 rotates in a direction opposite to that of the transmission gear 222, the other transmission gear 222 meshed with the intermediate gear 223 rotates in a direction opposite to that of the intermediate gear 223, so that the two transmission gears 222 meshed with the intermediate gear 223 rotate in the same direction, and so on, the motor 21 can drive a plurality of gears to rotate simultaneously, so that the size of the molding machine is reduced, and the cost is saved.

Referring to fig. 2 and 3, the main gear 221 and the intermediate gear 223 are rotatably connected to the frame 1, the transmission gear 222 is coaxially connected to the horizontal gear rotating shaft 3, the transmission gear 222 is detachably connected to the gear rotating shaft 3, one end of the gear rotating shaft 3 is connected to the transmission gear 222, the other end of the gear rotating shaft is connected to the bending device 11, the transmission gear 222 rotates to drive the bending device 11 through the plurality of gear rotating shafts 3 to process the plate, the plate can be stably conveyed to be bent, and the processing quality is guaranteed.

Referring to fig. 2 and 3, a transmission connection hole 2221 is formed in a circle center of the transmission gear 222, the transmission connection hole 2221 is horizontally arranged, a transmission fixing hole 2222 is formed in the transmission gear 222, the transmission fixing hole 2222 is arranged in parallel to an axis of the transmission gear 222, the transmission fixing hole 2222 is communicated with the transmission connection hole 2221, two ends of the transmission fixing hole 2222 penetrate through two side surfaces of the transmission gear 222, a transmission groove 31 is formed in a side wall of the gear rotating shaft 3, an opening of the transmission groove 31 deviates from the axis of the gear rotating shaft 3, the transmission groove 31 penetrates through an end surface of the gear rotating shaft 3 inserted into the transmission connection hole 2221, the transmission groove 31 is matched with the transmission fixing hole 2222, a transmission plug 4 is slidably connected in the transmission groove 31, and the transmission plug 4 is also slidably. An operator rotates the transmission fixing hole 2222 to make the transmission fixing hole 2222 opposite to the transmission groove 31, and then inserts the transmission bolt 4 into the gap formed by the transmission fixing hole 2222 and the transmission groove 31, so that the transmission gear 222 can be fixed at the end of the gear rotating shaft 3. When the transmission gear 222 or the transmission rotating shaft needs to be replaced, the transmission bolt 4 can be pulled out, then the gear rotating shaft 3 is pulled out from the transmission connecting hole 2221, the transmission gear 222 and the gear rotating shaft 3 can be separated, replacement and maintenance are carried out, and the operation is convenient and simple.

Referring to fig. 3, the end of the gear rotating shaft 3 is inserted into the transmission connecting hole 2221, the end of the gear rotating shaft 3 inserted into the transmission connecting hole 2221 is flush with the side surface of the transmission gear 222, and the end of the gear rotating shaft 3 is flush with the side surface of the transmission gear 222, so that an operator can be prevented from being cut and rubbed by the gear rotating shaft 3 in the bending operation process, and the operation safety is improved.

Referring to fig. 2 and 3, the motor 21 includes an output shaft 211, and a main gear 221 is detachably coupled to the output shaft 211 to facilitate replacement. The main gear 221 has a center of a circle formed with a main connection hole 2211, the main connection hole 2211 is horizontally disposed, the main gear 221 has a main fixing hole 2212, the main fixing hole 2212 is disposed parallel to an axis of the main gear 221, the main fixing hole 2212 is communicated with the main connection hole 2211, the main fixing hole 2212 penetrates two side surfaces of the main gear 221, a main latch 212 is disposed on a side wall of the output shaft 211, the main latch 212 is fixedly connected to the output shaft 211, the main latch 212 is adapted to the main fixing hole 2212, the main latch 212 is slidably connected to the main fixing hole 2212, if the main gear 221 needs to be replaced, the main latch 212 can be inserted into or pulled out of the main fixing hole 2212, so that the main gear 221 can be mounted on or removed from the output shaft 211 of the motor 21, the main gear 221 can be replaced conveniently, the operation is simple, and the service life of the molding machine can be.

Referring to fig. 2 and 3, a gear fixing member 5 is arranged on the frame 1, the gear fixing member 5 is rotatably connected to the frame 1, a gear fixing shaft 51 is arranged on one side, away from the frame 1, of the gear fixing member 5, the gear fixing shaft 51 is horizontally and fixedly connected to the gear fixing member 5, and the intermediate gear 223 is detachably connected to the gear fixing shaft 51.

Referring to fig. 2 and 3, a middle groove 52 is formed on a side wall of the gear fixing shaft 51, an opening of the middle groove 52 is disposed away from an axis of the gear fixing shaft 51, a middle connection hole 2231 is formed at a center of the middle gear 223, the middle connection hole 2231 is horizontally disposed, a middle fixing hole 2232 is formed on the middle gear 223, the middle fixing hole 2232 is disposed parallel to the axis of the middle gear 223, the middle fixing hole 2232 is matched with the middle groove 52 and is communicated with the middle connection hole 2231, the middle fixing hole 2232 penetrates through two side surfaces of the middle gear 223, a middle bolt 6 is slidably connected in the middle groove 52, the middle bolt 6 is simultaneously slidably connected in the middle fixing hole 2232, when the middle gear 223 is installed, an operator rotates the middle gear 223 to enable the middle groove 52 to face the middle fixing hole 2232, and inserts the middle bolt 6 into a cavity formed by the middle groove 52 and the middle fixing hole 2232, so that the middle gear 223 is installed on the. When the intermediate gear 223 is worn seriously and needs to be replaced, the intermediate pin 6 can be pulled out from the intermediate groove 52 and the intermediate fixing hole 2232, and the gear fixing shaft 51 is pulled out from the intermediate connecting hole 2231, so that the intermediate gear 223 and the gear fixing member 5 are separated for maintenance and replacement, and the operation is more convenient and simpler.

Referring to fig. 2 and 3, the end of the gear fixing shaft 51 is inserted into the intermediate connecting hole 2231, and the end of the gear fixing shaft 51 inserted into the intermediate connecting hole 2231 is flush with the side surface of the intermediate gear 223, so that the operator can be prevented from rubbing the gear fixing shaft 51, and the operation safety can be improved.

Referring to fig. 2 and 3, the transmission gear 222 includes a plurality of lower gears 71, the lower gears 71 are connected to the gear rotating shaft 3, the lower gears 71 are located on the same horizontal line, the main gear 221 is meshed with any one of the lower gears 71 located at two ends of the same row, adjacent lower gears 71 are meshed and connected through an intermediate gear 223, the rotation directions of the main gear 221 and the lower gears 71 are opposite, and the rotation directions of the main gear 221 and the intermediate gear 223 are the same. The motor 21 drives the main gear 221 to rotate, the main gear 221 is meshed with one of the lower gears 71 at two ends of the same row, the main gear 221 drives the lower gears 71 at the ends of the same row to rotate, the rotation directions of the two lower gears are opposite, the lower gears 71 at the ends of the same row drive the intermediate gears 223 to rotate, the rotation directions of the two lower gears are opposite, therefore, the rotation directions of the adjacent lower gears 71 are the same, the main gear 221 drives the lower gears 71 at the ends of the same row to rotate, all the lower gears 71 are driven to rotate along the same direction, the bending device 11 is driven by the gear rotating shaft 3 to horizontally convey a plate to enter the other end from one end to perform bending operation, the processing quality is guaranteed. The lower gear 71 is detachably connected to the rotating shaft, so that the replacement and maintenance are convenient, and the service life of the forming machine is prolonged.

Referring to fig. 2 and 3, the transmission gear 222 further includes a plurality of upper gears 7, the upper gears 7 are rotatably connected to the gear rotating shaft 3, the upper gears 7 correspond to the lower gears 71 one by one, the upper gears 7 are disposed right above the lower gears 71 and are meshed with the lower gears 71, the upper gears 7 are located at the same horizontal height, and the rotating directions of the upper gears 7 and the lower gears 71 are opposite. The upper gear 7 is meshed with the lower gear 71, the lower gear 71 rotates to drive the upper gear 7 to rotate in the opposite direction, the upper gears 7 all rotate in the same direction, the upper gear 7 and the lower gear 71 rotate in a matched mode, the bending device 11 is driven through the gear rotating shaft 3, and therefore the plate can be bent horizontally and stably, and machining quality is guaranteed.

Referring to fig. 2 and 3, the gear fixing member 5 is provided with heat dissipation holes 511, when the gear fixing member 5 rotates, the gear fixing member 5 and the rack 1 have friction, and heat generated by friction is dissipated through the heat dissipation holes 511, so that the gear fixing member 5 is prevented from being over-heated, and safety is improved.

Referring to fig. 2 and 3, the gear rotating shaft 3, the output shaft 211 and the gear fixing shaft 51 are provided with screw grooves 8 at ends thereof, the screw grooves 8 are horizontally arranged, bolts 81 are connected to the screw grooves 8 through internal threads, stabilizing circular plates 9 are sleeved on the bolts 81, the stabilizing circular plates 9 are vertically arranged, and the radius of the stabilizing circular plates 9 is larger than the maximum radius value among the gear rotating shaft 3, the output shaft 211 and the gear fixing shaft 51. After the main gear 221, the intermediate gear 223 and the transmission gear 222 are installed, the bolt 81 is screwed into the threaded groove 8, the radius of the stable circular plate 9 is larger than the maximum value of the radii of the gear rotating shaft 3, the output shaft 211 and the gear fixing shaft 51, and the stable circular plate 9 can prevent the main gear 221, the intermediate gear 223 and the transmission gear 222 from falling off, so that the operation safety is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a heterotypic make-up machine including many gear drive, includes frame (1) and bending device (11), bending device (11) fixed connection is on frame (1), its characterized in that: the rack (1) is provided with a power device (2), the power device (2) comprises a motor (21) and a gear set (22), the motor (21) is fixedly connected to the rack (1), the gear set (22) comprises a main gear (221), a plurality of transmission gears (222) and a plurality of intermediate gears (223), the main gear (221), the intermediate gears (223) and the transmission gears (222) are vertically arranged, the motor (21) drives the main gear (221) to rotate, the main gear (221) is meshed with any transmission gear (222), the transmission gears (222) are meshed with the intermediate gears (223), the main gear (221) and the intermediate gears (223) are rotatably connected to the rack (1), the transmission gears (222) are coaxially and detachably connected with a horizontal gear rotating shaft (3), one end of the gear rotating shaft (3) is connected with the transmission gears (222), the other end is connected with a bending device (11).

2. A profile forming machine including a multi-gear transmission according to claim 1, wherein: a horizontal transmission connecting hole (2221) is formed in the circle center of the transmission gear (222), the end of the gear rotating shaft (3) is inserted into the transmission connecting hole (2221) and is parallel to the side face of the transmission gear (222), a transmission fixing hole (2222) parallel to the axis of the transmission gear (222) is formed in the transmission gear (222), the transmission fixing hole (2222) is communicated with the transmission connecting hole (2221), the transmission fixing hole (2222) penetrates through two side faces of the transmission gear (222), a transmission groove (31) matched with the transmission fixing hole (2222) is formed in the side wall of the gear rotating shaft (3), the opening of the transmission groove (31) deviates from the axis of the gear rotating shaft (3), the transmission groove (31) penetrates through the gear rotating shaft (3) and is inserted into the end face of the transmission connecting hole (2221), and a transmission bolt (4) is connected in the transmission groove (31) in a sliding manner, and the transmission bolt (4) is simultaneously connected in the transmission fixing hole (2222) in a sliding manner.

3. A profile forming machine including a multi-gear transmission according to claim 1, wherein: the motor (21) comprises an output shaft (211), a main connecting hole (2211) is horizontally formed in the circle center of the main gear (221), a main fixing hole (2212) parallel to the axis of the main gear (221) is formed in the main gear (221), the main fixing hole (2212) is communicated with the main connecting hole (2211), the main fixing hole (2212) penetrates through two side faces of the main gear (221), a main clamping block (212) matched with the main fixing hole (2212) is fixedly arranged on the side wall of the output shaft (211), and the main clamping block (212) is connected into the main fixing hole (2212) in a sliding mode.

4. A profile forming machine including a multi-gear transmission according to claim 1, wherein: the gear fixing piece (5) is connected to the rack (1) in a rotating mode, a gear fixing shaft (51) is fixedly arranged on one side, far away from the rack (1), of the gear fixing piece (5), a groove (52) is formed in the side wall of the gear fixing shaft (51), the opening of the groove (52) deviates from the axis of the gear fixing shaft (51), a connecting hole (2231) is formed in the center of the circle of the intermediate gear (223) in a horizontal mode, the end portion of the gear fixing shaft (51) is inserted into the connecting hole (2231) and is parallel to the side face of the intermediate gear (223), an intermediate fixing hole (2232) parallel to the axis of the intermediate gear (223) is formed in the intermediate gear (223), the intermediate fixing hole (2232) is matched with the intermediate groove (52) and is communicated with the intermediate connecting hole (2231), the intermediate fixing hole (2232) penetrates through two side faces of the intermediate gear (223), and an intermediate bolt (6) is connected to the intermediate groove (, the middle bolt (6) is simultaneously connected in the middle fixing hole (2232) in a sliding way.

5. A profile forming machine including a multi-gear transmission according to claim 1, wherein: the transmission gears (222) comprise a plurality of lower gears (71), the lower gears (71) are rotatably connected to the gear rotating shaft (3) and located on the same horizontal line, the main gear (221) is meshed with one of the lower gears (71) located at two ends of the same row, adjacent lower gears (71) are meshed and connected through the intermediate gear (223), the rotating directions of the main gear (221) and the lower gears (71) are opposite, and the rotating directions of the main gear (221) and the intermediate gear (223) are the same.

6. A profile forming machine including a multi-gear transmission according to any one of claims 1 to 5, wherein: the transmission gear (222) further comprises upper gears (7) which are located at the same horizontal height and correspond to the lower gears (71) one by one, the upper gears (7) are arranged right above the lower gears (71) and meshed with the lower gears (71), the rotating directions of the upper gears (7) and the lower gears (71) are opposite, and the upper gears (7) are rotatably connected to the gear rotating shaft (3).

7. A profile forming machine including a multi-gear transmission according to claim 4, wherein: the gear fixing piece (5) is provided with a heat dissipation hole (511).

8. A profile forming machine including a multi-gear transmission according to any one of claims 1 to 4, wherein: the end parts of the gear rotating shaft (3), the output shaft (211) and the gear fixing shaft (51) are horizontally provided with thread grooves (8), the thread grooves (8) are connected with bolts (81) in an internal thread mode, a stabilizing circular plate (9) is sleeved on each bolt (81), and the radius of each stabilizing circular plate (9) is larger than the maximum radius value among the gear rotating shaft (3), the output shaft (211) and the gear fixing shaft (51).