CN221414528U

CN221414528U - Straightening machine

Info

Publication number: CN221414528U
Application number: CN202323151068.3U
Authority: CN
Inventors: 金家喜; 范成杰; 殷涛
Original assignee: Hefei Jinlifeng Refrigeration Technology Co ltd
Current assignee: Hefei Jinlifeng Refrigeration Technology Co ltd
Priority date: 2023-11-22
Filing date: 2023-11-22
Publication date: 2024-07-26
Anticipated expiration: 2033-11-22

Abstract

The utility model provides a straightening machine. The straightening machine comprises a bottom plate and an adjusting seat fixedly arranged at the top of the bottom plate, and is characterized in that a supporting frame is fixedly arranged at the top of the bottom plate, an air cylinder is fixedly arranged at the top of the supporting frame, a lower pressing head is slidably arranged in the supporting frame, two sliding plates are slidably arranged on the adjusting seat, a lower supporting plate is rotatably arranged on each sliding plate, two adjusting rods are fixedly arranged at the top of each lower supporting plate, and an upper pressing plate is slidably arranged on each corresponding adjusting rod. The straightening machine provided by the utility model has the advantages of convenience in operation, capability of attaching and fixing the steel pipe and capability of avoiding abrasion of the steel pipe during straightening.

Description

Straightening machine

Technical Field

The utility model relates to the technical field of steel tube straightening, in particular to a straightening machine.

Background

The straightening machine is a device for straightening shaft lever type workpieces in a bending state, and is mostly used in detection after shaft lever type workpiece finished products at present, whether the workpieces keep a straight state or not is measured through automatic detection equipment, and then the bending parts are subjected to proper force application and extrusion to enable the bending parts to be in a straight state.

At present, a simple straightening machine is also commonly used on a construction site, because the steel pipe workpieces are likely to be extruded or collide in the process of transportation on the site, a certain bending can occur, therefore, when the steel pipe is in actual use, some bending degree greatly influences the steel pipe which is normally used, the straightening machine can straighten the steel pipe through the simple straightening machine, but at present, the situation that the outer wall stress of the steel pipe is uneven is found in the process of use, most of the fixing of the steel pipe is placed under the lower pressure column head, then the two sides of the steel pipe are fixed, at present, the common mode is to fix the steel pipe through fixing, the mode of matching bolts with the two hoops is used for binding the steel pipe, but the mode is not applicable, because the steel pipe is in an arc-shaped state after bending, and the steel pipe is required to be placed in an arc-shaped mode when being fixed, the hoops cannot be fully attached to the outer wall of the steel pipe, a certain gap appears after the steel pipe is fixed, the situation that the outer wall stress of the steel pipe is uneven is found in the process of straightening steel pipe, and after the steel pipe is fixed, the two sides of the steel pipe gradually tend to be pressed down, the two sides of the steel pipe are fixed, the traditional hoops are gradually pressed down, the traditional mode of the steel pipe is affected, the situation of the steel pipe is also has a certain friction effect on the outer wall of the steel pipe, and the situation that the friction is normal situation appears.

Therefore, it is necessary to provide a new straightener to solve the above technical problems.

Disclosure of utility model

The utility model solves the technical problem of providing the straightening machine which is convenient to operate, can be used for attaching and fixing the steel pipe and can be used for avoiding abrasion of the steel pipe during straightening.

In order to solve the technical problems, the straightening machine provided by the utility model comprises: the adjusting seat is characterized in that a supporting frame is fixedly arranged at the top of the bottom plate, an air cylinder is fixedly arranged at the top of the supporting frame, a lower pressing head is slidably arranged in the supporting frame, two sliding plates are slidably arranged on the adjusting seat, a lower supporting plate is rotatably arranged on each of the two sliding plates, two adjusting rods are fixedly arranged at the tops of the two lower supporting plates, and an upper pressing plate is slidably arranged on each of the corresponding two adjusting rods.

Preferably, the adjusting seat is rotationally provided with a bidirectional threaded rod, the bidirectional threaded rod is sleeved with two transmission blocks in threads, the tops of the two transmission blocks extend to the upper part of the adjusting seat, and the two sliding plates are respectively and fixedly arranged at the tops of the two transmission blocks.

Preferably, two vertical plates are fixedly arranged at the tops of the two sliding plates, and the two lower supporting plates are respectively and rotatably arranged on the two corresponding vertical plates.

Preferably, the two lower supporting plates are provided with lower sliding plates in a sliding manner, the two upper pressing plates are provided with upper sliding plates in a sliding manner, the two lower supporting plates and the two upper pressing plates are provided with four sliding ways, the two lower sliding plates and the outer walls of the two upper sliding plates are provided with four sliding rails in a fixed manner, and the eight sliding rails are respectively in sliding connection with the inner walls of the eight sliding ways.

Preferably, protruding blocks are fixedly installed on the outer walls of the two sides of the two upper pressing plates, the four adjusting rods penetrate through the four protruding blocks respectively and are in threaded connection with the four protruding blocks, bolts are sleeved on the four adjusting rods in a threaded mode, and the four bolts are located above the four protruding blocks respectively.

Preferably, limit rods are fixedly arranged on the outer walls of one sides of the two lower supporting plates and the two upper pressing plates, joint plates are fixedly arranged on the outer walls of the two lower sliding plates and the two upper sliding plates, and the four limit rods penetrate through the four joint plates respectively and are in sliding connection with the four joint plates.

Compared with the related art, the straightening machine provided by the utility model has the following beneficial effects:

The utility model provides a straightening machine, which can enable two lower sliding plates to rotate to an angle attached to the outer wall of a steel pipe through two lower supporting plates capable of rotating an angle when straightening some steel pipes bent due to extrusion or collision in a transportation process in a construction site, so that the outer wall of the steel pipe can be fully clamped, and the two lower sliding plates and the two upper sliding plates can be attached to the outer wall of the steel pipe to extend in the straightening process, so that the effective rigid extrusion of the steel pipe on the surface is realized, compared with the traditional mode of hoops, the steel pipe is simpler and more convenient in the process of fixing the steel pipe, the steel pipe can be fully protected, and the abrasion of the steel pipe in the straightening process is avoided.

Drawings

FIG. 1 is a schematic view of a preferred embodiment of a straightener according to the present utility model;

FIG. 2 is a schematic top cross-sectional view of the adjustment seat shown in FIG. 1;

FIG. 3 is a schematic view showing a connection state of the lower support plate and the upper pressure plate shown in FIG. 1;

FIG. 4 is a schematic plan view of the lower stay plate of FIG. 1;

FIG. 5 is a schematic view of the bottom structure of the lower stay plate of FIG. 1;

FIG. 6 is a schematic view showing an exploded state of the lower stay plate and the upper pressing plate shown in FIG. 1;

fig. 7 is a schematic view showing a connection state of the lower stay plate and the lower slide plate shown in fig. 1.

Reference numerals in the drawings: 1. a bottom plate; 2. an adjusting seat; 3. a support frame; 4. a cylinder; 5. a lower pressing head 6 and a bidirectional threaded rod; 7. a transmission block; 8. a sliding plate; 9. a vertical plate; 10. a lower supporting plate; 11. a lower slide plate; 12. a slideway; 13. a slide rail; 14. an adjusting rod; 15. an upper press plate; 16. an upper slide plate; 17. a bolt; 18. a limit rod; 19. a baffle disc; 20. a splice plate; 21. and (3) a spring.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-7, fig. 1 is a schematic structural diagram of a straightening machine according to a preferred embodiment of the present utility model; FIG. 2 is a schematic top cross-sectional view of the adjustment seat shown in FIG. 1; FIG. 3 is a schematic view showing a connection state of the lower support plate and the upper pressure plate shown in FIG. 1;

FIG. 4 is a schematic plan view of the lower stay plate of FIG. 1; FIG. 5 is a schematic view of the bottom structure of the lower stay plate of FIG. 1; FIG. 6 is a schematic view showing an exploded state of the lower stay plate and the upper pressing plate shown in FIG. 1; fig. 7 is a schematic view showing a connection state of the lower stay plate and the lower slide plate shown in fig. 1. The straightener includes: the bottom plate 1 and fixed mounting are at the regulating seat 2 at bottom plate 1 top, the top fixed mounting of bottom plate 1 has support frame 3, support frame 3 presents L's shape, the top fixed mounting of support frame 3 has cylinder 4, cylinder 4 is the pneumatic type multistage telescopic cylinder commonly used at present, the output shaft of cylinder 4 extends to the below of support frame 3, sliding mounting has lower pressure head 5 in support frame 3, combine the figure 1 to show, sliding mounting has the diaphragm in support frame 3, the top fixed mounting of diaphragm has two slide bars, two slide bars all with the top sliding connection of support frame 3, lower pressure head 5 fixed mounting is in the bottom of diaphragm, the output shaft of cylinder 4 and the top fixed connection of diaphragm, sliding mounting has two sliding plates 8 on regulating seat 2, all rotate on two sliding plates 8 and install lower fagging 10, the equal fixed mounting in top of two lower fagging 10 has two regulation poles 14, two regulation poles 14 on any one lower fagging 10 are all based on the midpoint symmetry setting of this lower fagging 10, equal sliding mounting has top clamp plate 15 on two regulation poles 14 that correspond, combine the figure 4 to show, two lower fagging and two top and two concave surfaces 15 are all fixed mutually are all arranged to be close to two concave surfaces 15.

The regulation seat 2 internal rotation is installed two-way threaded rod 6, and the one end of two-way threaded rod 6 extends to outside the regulation seat 2 and fixed mounting has the runner, and the thread bush is equipped with two transmission pieces 7 on the two-way threaded rod 6, and the top of two transmission pieces 7 all extends to the top of regulating seat 2, combines the fig. 2 to show, and the bar hole has been seted up at the top of regulating seat 2, and the bar hole is all run through at the top of two transmission pieces 7, and two sliding plates 8 are fixed mounting respectively at the top of two transmission pieces 7.

The top of two sliding plates 8 is all fixed mounting has two perpendicular boards 9, combine fig. 1 and 2 to show, the top of adjusting seat 2 transversely is provided with two slide bars, the bottom of two sliding plates 8 is all fixed mounting has a slide tube, two slide bars run through corresponding two slide tubes respectively and with its sliding connection, two lower fagging 10 rotate respectively and install on corresponding two perpendicular boards 9, all fixed mounting has the pivot on the both sides outer wall of two lower fagging 10, four pivots run through four perpendicular boards 9 respectively and with its swivelling joint.

The two lower supporting plates 10 are provided with the lower sliding plates 11 in a sliding manner, the two upper pressing plates 15 are provided with the upper sliding plates 16 in a sliding manner, and in combination with the illustration of fig. 4, the two lower sliding plates 11 and the two upper sliding plates 16 are arc-shaped and are respectively arranged in arc-shaped concave surfaces of the two lower supporting plates 10 and the upper pressing plates 15, the two lower supporting plates 10 and the two upper pressing plates 15 are respectively provided with four sliding rails 12, the outer walls of the two lower sliding plates 11 and the two upper sliding plates 16 are fixedly provided with four sliding rails 13, the eight sliding rails 13 are respectively in sliding connection with the inner walls of the eight sliding rails 12, two sides of the sliding rails 12 are respectively provided with openings, and in order to prevent the lower sliding plates 11 and the upper sliding plates 16 from being separated from the lower supporting plates 10 and the upper pressing plates 15, the sliding rails 12 and the sliding rails 13 are in a T-shaped embedded design.

The outer walls of two sides of the two upper pressing plates 15 are fixedly provided with protruding blocks, the four adjusting rods 14 penetrate through the four protruding blocks respectively and are in threaded connection with the four protruding blocks, the four protruding blocks are fixedly provided with internal thread sleeves, the four adjusting rods 14 penetrate through the four internal thread sleeves respectively, the four adjusting rods 14 are provided with bolts 17 in a threaded sleeve mode, and the four bolts 17 are located above the four protruding blocks respectively.

The two lower supporting plates 10 and the two upper pressing plates 15 are fixedly provided with limiting rods 18 on the outer walls of one sides, the two lower sliding plates 11 and the two upper sliding plates 16 are fixedly provided with connecting plates 20 on the outer walls, the four limiting rods 18 penetrate through the four connecting plates 20 respectively and are in sliding connection with the connecting plates 20, one ends of the four limiting rods 18 are fixedly provided with retaining plates 19, springs 21 are sleeved on the four limiting rods 18, one ends of the four springs 21 are fixedly connected with the outer walls of one sides of the four retaining plates 19 respectively, and the other ends of the four springs 21 are fixedly connected with the outer walls of one sides of the four connecting plates 20 respectively.

The working principle of the straightening machine provided by the utility model is as follows:

In the construction site, when the situation that the steel pipe is extruded or collided to bend in the transportation process is found to need to be straightened, firstly, a worker can rotate four bolts 17 respectively, unscrew the four bolts 17 from four adjusting rods 14 respectively, and take out two upper pressing plates 15 from two lower supporting plates 10 respectively, at the moment, the worker can place the steel pipe on the tops of two lower sliding plates 11, and the bent part of the steel pipe faces upwards to the downward pressing head 5, at the moment, the steel pipe presents an arched state, the two lower supporting plates 10 can rotate, so that the two lower sliding plates 11 incline to a certain angle to be completely attached to the outer wall of the steel pipe, then the two upper pressing plates 15 are newly installed on the corresponding two adjusting rods 14, and the four adjusting rods 14 correspondingly rotate due to the inclination of the two lower supporting plates 10, so that the two upper pressing plates 15 can also present an inclined state after being installed, and the two upper sliding plates 16 can be fully attached to the outer wall of the steel pipe.

When two upper slide plates 16 are contacted with the outer wall of a steel pipe, the two upper press plates 15 are limited by rotating four bolts 17, so that the steel pipe is fully fixed, after the fixing is finished, the cylinder 4 can be started, the cylinder 4 starts an output shaft to extend to drive the lower press head 5 to move downwards to finally contact with the bending part of the steel pipe, the steel pipe is gradually pressed in the continuous force application process, at the moment, two ends of the steel pipe gradually extend to two sides, at the moment, the two lower slide plates 11 and the two upper slide plates 16 extend along with the steel pipe, hard extrusion of the steel pipe is effectively avoided, and the two connecting plates 20 are reset by the two springs 21, so that the two lower slide plates 11 and the two upper slide plates 16 can be restored to the initial state after the machining is finished.

The utility model provides a straightening machine, which can enable two lower sliding plates 11 to rotate to an angle attached to the outer wall of a steel pipe through two lower supporting plates 10 capable of rotating an angle when straightening some steel pipes bent due to extrusion or collision in the transportation process in a construction site, so that the outer wall of the steel pipe can be fully clamped, and the two lower sliding plates 11 and the two upper sliding plates 16 can be attached to the outer wall of the steel pipe to extend in the straightening process, so that the effective rigid extrusion of the steel pipe on the surface is realized, compared with the traditional mode of hoops, the steel pipe is simpler and more convenient in the process of fixing the steel pipe, meanwhile, the steel pipe can be fully protected, and the abrasion of the steel pipe in the straightening process is avoided.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A straightener, comprising: the adjusting seat is characterized in that a supporting frame is fixedly arranged at the top of the bottom plate, an air cylinder is fixedly arranged at the top of the supporting frame, a lower pressing head is slidably arranged in the supporting frame, two sliding plates are slidably arranged on the adjusting seat, a lower supporting plate is rotatably arranged on each sliding plate, two adjusting rods are fixedly arranged at the top of each lower supporting plate, and an upper pressing plate is slidably arranged on each corresponding adjusting rod.

2. The straightening machine according to claim 1, characterized in that the adjusting seat is rotatably provided with a bidirectional threaded rod, two transmission blocks are sleeved on the bidirectional threaded rod in a threaded manner, the tops of the two transmission blocks extend to the upper side of the adjusting seat, and the two sliding plates are fixedly arranged on the tops of the two transmission blocks respectively.

3. A straightening machine according to claim 2, wherein two vertical plates are fixedly mounted on top of each of the two sliding plates, and the two lower support plates are rotatably mounted on the corresponding two vertical plates, respectively.

4. A straightening machine according to claim 3, wherein two lower support plates are provided with lower slide plates in a sliding manner, two upper pressure plates are provided with upper slide plates in a sliding manner, two lower support plates and two upper pressure plates are provided with four slide ways in a sliding manner, two lower slide plates and two upper slide plates are provided with four slide rails in a fixed manner on the outer walls of the lower slide plates and the two upper slide plates, and eight slide rails are respectively connected with the inner walls of eight slide ways in a sliding manner.

5. The straightening machine according to claim 4, wherein protruding blocks are fixedly arranged on outer walls of two sides of the upper pressing plate, four adjusting rods penetrate through the four protruding blocks respectively and are in threaded connection with the protruding blocks, bolts are sleeved on the four adjusting rods respectively, and the four bolts are located above the four protruding blocks respectively.

6. The straightener of claim 5, wherein limit rods are fixedly mounted on the outer walls of one side of the two lower support plates and the two upper press plates, connecting plates are fixedly mounted on the outer walls of the two lower slide plates and the two upper slide plates, and four limit rods penetrate through the four connecting plates respectively and are connected with the connecting plates in a sliding manner.