CN209753697U

CN209753697U - Straightening device

Info

Publication number: CN209753697U
Application number: CN201920389222.5U
Authority: CN
Inventors: 唐赞辉; 徐见峰
Original assignee: Foshan Nenggu Technology Co Ltd
Current assignee: Foshan Nenggu Technology Co Ltd
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2019-12-10
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses a straightening device, fixed first aligning mechanism, the second aligning mechanism of being provided with in the frame, first aligning mechanism is including going up roller structure, lower roll structure, the third lateral wall is equipped with the through-hole, first aligning mechanism, second aligning mechanism set up the both sides at the third lateral wall respectively, go up roller structure and first lateral wall, second lateral wall fixed connection, lower roll structure and work platform fixed connection. The metal pipe is stretched into a first straightening cavity, the second driving device drives the rolling roller to rotate, the metal pipe is driven to penetrate through the first straightening cavity to carry out first straightening action, the metal pipe after the first straightening action passes through the through hole to enter an upper straightening block and a lower straightening block to form a second straightening cavity in a surrounding mode, the metal pipe enters a next work station after being straightened for the second time through the second straightening cavity in the advancing process, and the straightening effect is more ideal after the metal pipe is straightened for two times.

Description

Straightening device

Technical Field

The utility model relates to a tubular metal resonator processing technology field specifically is a straightener.

Background

The metal tube is made of metal through hot melting and extrusion. In the traditional production process, when the metal ingot is extruded into the metal tube, conveying equipment is generally adopted for conveying, but twisting with different degrees is often generated in the process, and the product quality is influenced. A leveler is an apparatus for straightening a pipe or the like. The straightening machine extrudes the metal pipe with residual heat through the straightening mechanism to change the straightness, so that the purpose of straightening is achieved, the production and processing requirements are met, the common metal pipe straightening equipment is complex in mechanism and large in size, if the metal pipe is radiated too fast, the metal pipe is not easy to straighten, if the temperature of the metal pipe is too high, secondary deformation is easily caused, the straightening effect is not ideal, the straightening quality cannot be guaranteed, and in addition, the same straightening mechanism cannot straighten the metal pipes with different outer diameters.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a straightening device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a straightening device, includes the frame, fixed first straightening mechanism, the second straightening mechanism of being provided with in the frame, first straightening mechanism is including going up roller structure, lower roll structure, the frame is equipped with work platform, fixes first lateral wall on work platform, fixes the second lateral wall on work platform, fixes the third lateral wall on work platform, fixes fourth lateral wall, the roof on work platform, the third lateral wall is equipped with the through-hole, roof and first lateral wall, second lateral wall, third lateral wall, fourth lateral wall fixed connection, first straightening mechanism, second straightening mechanism set up the both sides at the third lateral wall respectively, go up roller structure and first lateral wall, second lateral wall fixed connection, lower roll structure and work platform fixed connection.

Preferably, go up the roller structure including fix drive arrangement one on the roof, with drive arrangement transmission be connected connecting block one, with connecting block one fixed connection's center pin, cup joint at the epaxial first grip roller of center, cup joint at the epaxial second grip roller of center, cup joint at the epaxial middle roller of center, fix the fixed block in the center pin outside, middle roller sets up in the centre of first grip roller, second grip roller, the fixed block is established a plurality ofly and is set up the both sides at first grip roller, second grip roller, middle roller respectively.

Preferably, U type groove one, U type groove two are established respectively to first lateral wall, second lateral wall, the center pin is injectd in U type groove one, U type groove two, connecting block one, drive arrangement one establish two respectively, the both ends of center pin respectively with connecting block one fixed connection.

Preferably, the lower roll structure comprises a second driving device fixed on the working platform, a rotating shaft in transmission connection with the second driving device, and a rolling roll fixedly connected with the rotating shaft, the rotating shaft is movably connected with the working platform, the rolling roll, the first clamping roll, the second clamping roll and the middle roll form a first straightening cavity, and the through hole and the first straightening cavity are on the same straight line.

Preferably, the second straightening mechanism comprises an upper straightening mechanism and a lower straightening mechanism, the upper straightening mechanism comprises a third driving device fixed on the top plate, a second connecting block in transmission connection with the third driving device, and a first upper straightening block fixedly connected with the second connecting block, the lower straightening mechanism comprises a fourth driving device fixed on the working platform, a third connecting block in transmission connection with the fourth driving device, and a second lower straightening block fixedly connected with the third connecting block, the first upper straightening block and the second lower straightening block enclose a second straightening cavity, and the second straightening cavity and the through hole are on the same straight line.

Preferably, a first chamfer and a second chamfer are respectively arranged at one ends of the upper half straightening block and the lower half straightening block, which are close to the through hole.

Preferably, a first cabinet door, a second cabinet door, a third cabinet door and a fourth cabinet door are respectively arranged on the first side wall, the second side wall, the fourth side wall and the top plate, and a heating device is arranged on one side, facing the working platform, of the fourth cabinet door.

Preferably, the first cabinet door, the second cabinet door, the third cabinet door and the fourth cabinet door are made of heat insulation materials, and a third chamfer is arranged at one end, close to the first straightening mechanism, of the through hole.

Preferably, the working platform is further provided with a slide way, the slide way is communicated with the through hole, and two sides of the slide way are provided with a first replaceable limiting plate and a first limiting plate.

Preferably, an inductor is further arranged on the working platform.

The utility model has the advantages that: the metal pipe is stretched into a first straightening cavity formed by a rolling roller, a first clamping roller, a second clamping roller and a middle roller, the rolling roller is driven by a second driving device to rotate, the metal pipe is driven to pass through the first straightening cavity to be straightened for the first time, a heating device on the rack heats the metal pipe, a cabinet door on the rack has a heat insulation effect, the metal pipe is prevented from radiating too fast, the metal pipe is ensured to be straightened for the first time under the state of certain heat, the effect of the first straightening of the metal pipe is more ideal, the metal pipe after the first straightening action passes through a through hole to enter an upper straightening block and a lower straightening block to form a second straightening cavity, the metal pipe enters a next work station after being straightened for the second time in a normal temperature environment through the second straightening cavity in the advancing process, and the straightening effect is more ideal after the metal pipe is straightened for two times. The sizes of the first straightening cavity and the second straightening cavity can be adjusted to adapt to the outer diameters of different metal pipes. The utility model discloses simple structure, it is practical convenient, straightening is effectual.

Drawings

The invention will be further described with reference to the following figures and examples:

Fig. 1 is a schematic structural diagram of the present invention;

Fig. 2 is a schematic diagram of the explosion structure of the present invention;

Fig. 3 is a schematic view of a part of the structure of the present invention.

Detailed Description

Referring to fig. 1 to 3, the present invention is implemented as follows: the straightening device comprises a rack 1, wherein a first straightening mechanism 2 and a second straightening mechanism 3 are fixedly arranged on the rack 1, and the first straightening mechanism 2 comprises an upper roller structure 21 and a lower roller structure 22.

Frame 1 is equipped with work platform 11, fixes first lateral wall 12 on work platform 11, fixes second lateral wall 13 on work platform 11, fixes third lateral wall 14 on work platform 11, fixes fourth lateral wall 15, roof 16 on work platform 11, third lateral wall 14 is equipped with through-hole 141, roof 16 and first lateral wall 12, second lateral wall 13, third lateral wall 14, fourth lateral wall 15 fixed connection. First cabinet door 122, second cabinet door 132, third cabinet door 151, fourth cabinet door 161 are established respectively to first lateral wall 12, second lateral wall 13, fourth lateral wall 15, roof 16, fourth cabinet door 161 establishes heating device 162 towards one side of work platform 11, first cabinet door 122, second cabinet door 132, third cabinet door 151, fourth cabinet door 161 adopt insulation material to make. The working platform 11 is also provided with a sensor 112. The inductor 112 is connected with the heating device 162, the inductor 112 is a model WZP-PT1000 temperature sensor, the induction value of the inductor 112 is set according to different metals, when the inductor 112 senses that the temperature reaches a preset upper limit value, a signal is sent to the heating device 162, the heating device 162 stops heating, when the inductor 112 senses that the temperature reaches a preset lower limit value, a signal is sent to the heating device 162, and the heating device 162 starts heating.

the first straightening mechanism 2 and the second straightening mechanism 3 are respectively arranged at two sides of the third side wall 14, the first straightening mechanism 2 is surrounded by the first side wall 12, the second side wall 13, the third side wall 14, the fourth side wall 15 and the top plate 16, the heating device 162 heats the metal pipe, and the first cabinet door 122, the second cabinet door 132, the third cabinet door 151 and the fourth cabinet door 161 have a heat preservation function, so that the metal pipe is straightened for the first time under a certain heat degree state.

The upper roller structure 21 is fixedly connected with the first side wall 12 and the second side wall 13, and the lower roller structure 22 is fixedly connected with the working platform 11. The diameter of the through hole 141 is larger than that of the metal pipe, and a third chamfer 142 which facilitates the metal pipe to enter the through hole 141 is arranged at one end of the through hole 141 close to the first straightening mechanism 2.

The upper roll structure 21 comprises a first driving device 211 fixed on the top plate 16, a first connecting block 212 in transmission connection with the first driving device 211, a central shaft 213 fixedly connected with the first connecting block 212, a first clamping roll 214 sleeved on the central shaft 213, a second clamping roll 215 sleeved on the central shaft 213, a middle roll 216 sleeved on the central shaft 213, and a fixing block 217 fixed on the outer side of the central shaft 213, wherein the middle roll 216 is arranged in the middle of the first clamping roll 214 and the second clamping roll 215, and the fixing block 217 is provided with a plurality of parts and is respectively arranged on two sides of the first clamping roll 214, the second clamping roll 215 and the middle roll 216. The fixed block 217 is connected with the center through threads.

The first side wall 12 and the second side wall 13 are respectively provided with a first U-shaped groove 121 and a second U-shaped groove 131, the central shaft 213 is limited in the first U-shaped groove 121 and the second U-shaped groove 131, the first connecting block 212 and the first driving device 211 are respectively provided with two connecting blocks, and two ends of the central shaft 213 are respectively fixedly connected with the first connecting block 212.

The lower roll structure 22 comprises a second driving device 221 fixed on the working platform 11, a rotating shaft 222 in transmission connection with the second driving device 221, and a rolling roll 223 fixedly connected with the rotating shaft 222, wherein the rotating shaft 222 is movably connected with the working platform 11, the rolling roll 223, the first clamping roll 214, the second clamping roll 215, and the middle roll 216 form a first straightening cavity 23, and the through hole 141 and the first straightening cavity 23 are on the same straight line. The outer surface of the rolling roller 223 is provided with a grain structure. The working platform 11 is further provided with a slideway 111 for limiting the movement track of the metal pipe, and the slideway 111 is communicated with the through hole 141 and the first straightening cavity 23. The two sides of the slideway 111 are provided with a first replaceable limiting plate 113 and a first replaceable limiting plate 114, and the first replaceable limiting plates 113 and the first replaceable limiting plates 114 with different sizes can be replaced by metal pipe diameters.

The first driving device 211 is an air cylinder, the first driving device 211 drives the first connecting block 212 to drive the central shaft 213 to move up and down in the first U-shaped groove 121 and the second U-shaped groove 131, so that the distance between the first clamping roller 214, the second clamping roller 215, the middle roller 216 and the rolling roller 223 is adjusted, and meanwhile, the fixed blocks 217 with different thicknesses are replaced to adjust the distance between the first clamping roller 214 and the second clamping roller 215.

The outer wall of the metal tube to be straightened is exactly tangent to the first straightening chamber 23, and when the outer diameter of the metal tube is required to be changed, the first driving device 211 is started and the corresponding fixed block 217 is replaced to ensure that the positions among the first clamping roller 214, the second clamping roller 215, the middle roller 216 and the rolling roller 223 are the same as the outer wall of the metal tube.

The second driving device 221 adopts a motor, the second driving device 221 drives the rotating shaft 222 to rotate, the rotating shaft 222 drives the rolling roller 223 to rotate, the design of the texture structure on the outer surface of the rolling roller 223 increases the friction force between the metal pipe and the rolling roller 223, and the friction force enables the metal pipe to rotate under the driving of the rolling roller 223. After the metal pipe enters the first straightening cavity 23, the friction force generated between the rolling roller 223 and the metal pipe drives the metal pipe to pass through the first straightening cavity 23 and move linearly towards the through hole 141.

The second straightening mechanism 3 comprises an upper straightening mechanism 31 and a lower straightening mechanism 32, the upper straightening mechanism 31 comprises a driving device three 311 fixed on the top plate 16, a connecting block two 312 in transmission connection with the driving device three 311, and an upper straightening block 313 fixedly connected with the connecting block two 312, the lower straightening mechanism 32 comprises a driving device four 321 fixed on the working platform 11, a connecting block three 322 in transmission connection with the driving device four 321, and a lower straightening block 323 fixedly connected with the connecting block three 322, the upper straightening block 313 and the lower straightening block 323 enclose a second straightening cavity 33, and the second straightening cavity 33 and the through hole 141 are on the same straight line.

The second straightening mechanism 3 is arranged in a normal temperature environment, and the metal pipe is corrected for the second time in the second straightening cavity 33. And one ends of the upper half straightening block 313 and the lower half straightening block 323 close to the through hole 141 are respectively provided with a first chamfer 314 and a second chamfer 324 which enable the metal pipe to smoothly enter the second straightening cavity 33.

The third driving device 311 and the fourth driving device 321 are provided with air cylinders, the third driving device 311 drives the second connecting block 312 to move up and down so as to adjust the position of the upper half straightening block 313, and the fourth driving device 321 drives the third connecting block 322 to move up and down so as to adjust the position of the lower half straightening block 323, so that the inner diameter of a second straightening cavity 33 formed by the enclosing of the upper half straightening block 313 and the lower half straightening block 323 is consistent with the outer diameter of the metal pipe.

The utility model discloses in: the metal pipe is stretched into a first straightening cavity 23 formed by a rolling roller 223, a first clamping roller 214, a second clamping roller 215 and an intermediate roller 216, the rolling roller 223 is driven to rotate by a second driving device 221, the metal pipe is further driven to pass through the first straightening cavity 23 to carry out a first straightening action, a heating device 162 on the rack 1 heats the metal pipe, a cabinet door on the rack 1 has a heat insulation effect to prevent the metal pipe from radiating too fast, the metal pipe is ensured to carry out first straightening under the state of certain heat degree, the effect of the metal pipe in the first straightening is more ideal, the metal pipe after the first straightening action passes through a through hole 141 and enters an upper half straightening block 313 and a lower half straightening block 323 to be enclosed into a second straightening cavity 33, the metal pipe enters a next work station after being straightened for the second time in the normal temperature environment through the second straightening cavity 33 in the advancing process, and after being straightened for two times, the straightening effect is more ideal. The sizes of the first straightening cavity 23 and the second straightening cavity 33 can be adjusted to adapt to the outer diameters of different metal pipes. The utility model discloses simple structure, it is practical convenient, straightening is effectual.

Claims

1. The utility model provides a straightening device, includes frame (1), characterized by first straightening mechanism (2), second straightening mechanism (3) are fixed to be provided with on frame (1), first straightening mechanism (2) are including last roller structure (21), lower roll structure (22), frame (1) is equipped with work platform (11), fixes first lateral wall (12) on work platform (11), fixes second lateral wall (13) on work platform (11), fixes third lateral wall (14) on work platform (11), fixes fourth lateral wall (15), roof (16) on work platform (11), third lateral wall (14) are equipped with through-hole (141), roof (16) and first lateral wall (12), second lateral wall (13), third lateral wall (14), fourth lateral wall (15) fixed connection, first straightening mechanism (2), The second straightening mechanisms (3) are respectively arranged on two sides of the third side wall (14), the upper roller structure (21) is fixedly connected with the first side wall (12) and the second side wall (13), and the lower roller structure (22) is fixedly connected with the working platform (11).

2. A straightening device as claimed in claim 1, characterized in that the upper roll structure (21) comprises a first drive unit (211) fixed on the top plate (16), a first connecting block (212) in transmission connection with the first drive unit (211), a central shaft (213) fixedly connected with the first connecting block (212), a first clamping roll (214) sleeved on the central shaft (213), a second clamping roll (215) sleeved on the central shaft (213), a middle roll (216) sleeved on the central shaft (213), and a fixed block (217) fixed on the outer side of the central shaft (213), wherein the middle roll (216) is arranged between the first clamping roll (214) and the second clamping roll (215), and the fixed block (217) is provided with a plurality of fixed blocks and is respectively arranged on two sides of the first clamping roll (214), the second clamping roll (215) and the middle roll (216).

3. a straightening device as claimed in claim 2, wherein the first side wall (12) and the second side wall (13) are respectively provided with a first U-shaped groove (121) and a second U-shaped groove (131), the central shaft (213) is limited in the first U-shaped groove (121) and the second U-shaped groove (131), the first connecting block (212) and the first driving device (211) are respectively provided with two connecting blocks, and two ends of the central shaft (213) are respectively fixedly connected with the first connecting block (212).

4. A straightening device as claimed in claim 2, characterized in that the lower roll structure (22) comprises a second driving device (221) fixed on the working platform (11), a rotating shaft (222) in transmission connection with the second driving device (221), and a rolling roll (223) fixedly connected with the rotating shaft (222), the rotating shaft (222) is movably connected with the working platform (11), the rolling roll (223), the first clamping roll (214), the second clamping roll (215), and the intermediate roll (216) form a first straightening cavity (23), and the through hole (141) and the first straightening cavity (23) are in the same straight line.

5. Straightening arrangement according to claim 1, characterized in that the second straightening means (3) comprise an upper straightening means (31) and a lower straightening means (32), the upper straightening mechanism (31) comprises a driving device III (311) fixed on the top plate (16), a connecting block II (312) in transmission connection with the driving device III (311), and an upper half straightening block (313) fixedly connected with the connecting block II (312), the lower straightening mechanism (32) comprises a driving device IV (321) fixed on the working platform (11), a connecting block III (322) in transmission connection with the driving device IV (321), and a lower half straightening block (323) fixedly connected with the connecting block III (322), the upper half straightening block (313) and the lower half straightening block (323) enclose a second straightening cavity (33), and the second straightening cavity (33) and the through hole (141) are in the same straight line.

6. A straightening device according to claim 5, characterized in that the first chamfer (314) and the second chamfer (324) are respectively arranged at one end of the upper straightening block (313) and one end of the lower straightening block (323) close to the through hole (141).

7. A straightening apparatus according to claim 1, characterized in that the first side wall (12), the second side wall (13), the fourth side wall (15) and the top plate (16) are respectively provided with a first cabinet door (122), a second cabinet door (132), a third cabinet door (151) and a fourth cabinet door (161), and a heating device (162) is arranged on the side of the fourth cabinet door (161) facing the working platform (11).

8. A straightening arrangement according to claim 7, characterized in that the first (122), second (132), third (151) and fourth (161) cabinet doors are made of heat insulating material, and that the end of the through-hole (141) adjacent to the first straightening means (2) is provided with a third chamfer (142).

9. A straightening device according to claim 1, characterized in that a slideway (111) is further arranged on the working platform (11), the slideway (111) is communicated with the through hole (141), and a first limiting plate (113) and a first limiting plate (114) which can be replaced are arranged on two sides of the slideway (111).

10. A straightening arrangement according to claim 1, characterized in that the work platform (11) is also provided with an inductor (112).