CN219724263U - Cone square machine with synchronous rotation of die - Google Patents

Abstract

The utility model relates to the technical field of cone square machines, and particularly discloses a cone square machine with a synchronous rotation mold, which is provided with a machine body, wherein one side of the upper end of the machine body is provided with a rear frame plate, the other side of the upper end of the machine body is provided with a front frame plate, one side of the front frame plate, which is far away from the rear frame plate, is provided with at least three mold modules, mold holes positioned on the front frame plate are arranged among the at least three mold modules, synchronous racks are respectively penetrated and meshed in the at least three mold modules, a pushing unit connected with the synchronous racks is arranged between the rear frame plate and the front frame plate so as to enable the at least three mold modules to synchronously rotate, one end of the machine body, which is close to the front frame plate, is provided with a support frame, the upper end of the support frame is provided with a pipe sleeve, and the circle center of the pipe sleeve and the circle center of the mold holes are on the same straight line; the cone square machine realizes one-time roll forming, prevents the rolling path from being changed, reduces redundant indentation, improves the quality of products, and is more efficient compared with the prior art.

Description

Cone square machine with synchronous rotation of die

Technical Field

The utility model relates to the technical field of cone square machines, in particular to a cone square machine with a synchronous rotation die.

Background

The cone square machine is equipment for rolling on the outer wall of a metal pipe through four die wheels and performing reciprocating motion to realize the shaping of the cone square pipe.

According to the roller type cone square machine disclosed in the Chinese patent document CN108857420A, when the roller type cone square machine is used, a hydraulic pump drives a hydraulic cylinder to work through the control of a speed regulating valve, corresponding work of the hydraulic cylinder can be regulated and pushed through different travel switches during use, the regulation is flexible and convenient, a pushing seat is pushed to move at the upper end of a linear track by the hydraulic cylinder, the conical tube is clamped by the other end of the pushing hydraulic cylinder, the conical tube is stopped when the conical tube moves to a die, the die is used for processing the conical tube, the die consists of four parts, different shapes of processing can be carried out on the conical tube, the die is installed at the upper end of a frame through an auxiliary positioning component, the auxiliary hydraulic cylinder is connected with the auxiliary positioning component in a control mode, the corresponding position of the die can be regulated during use, the adjustment is convenient, the center regulating seat can be used for fixing, and the roller type cone square machine is simple and convenient.

In the cone square machine in the prior art, during actual production, the pipe needs to be rolled twice in the reciprocating motion, but because in the first forming process, the pipe forms a semi-finished cone square pipe, when the pipe is rolled for the second time after reset, the rolling paths are inconsistent easily, and two indentations appear, so that the quality of the product is high, and the reciprocating motion wastes time at the same time, and the efficiency is low.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a cone square machine with a mould capable of synchronously rotating, and aims to solve the problems that in the prior art, two indentations are generated due to inconsistent rolling paths caused by secondary rolling.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a cone square machine with mould synchronous rotation, it has the organism, organism upper end one side sets up back frame plate, and the opposite side is provided with preceding frame plate, preceding frame plate is kept away from one side of back frame plate and is installed at least three mould module, at least three be provided with the mould hole that is located preceding frame plate between the mould module, at least three all wear to establish the meshing in the mould module has the rack in step, install the pushing unit who is connected with the rack in step between back frame plate and the preceding frame plate, so that at least three mould module synchronous rotation, the support frame is installed to the one end that the organism is close to preceding frame plate, and the pipe box is installed to the upper end of this support frame, and the centre of a circle of this pipe box and the centre of a circle of mould hole are on same straight line.

In the above-mentioned cone square machine with mould synchronous rotation, the mould module is provided with four, and these four mould modules are constituteed by two first mould units and two second mould units and arrange into the rectangle, two first mould units are the diagonal symmetry setting, two second mould units are the diagonal symmetry setting.

In the cone square machine with the synchronous rotation of the die, the pushing unit comprises a pushing plate located between the rear frame plate and the front frame plate, the rear frame plate is connected with the front frame plate through a guide rod, the pushing plate is sleeved on the guide rod, an oil cylinder is installed on one side, away from the pushing plate, of the rear frame plate, an oil cylinder shaft of the oil cylinder is connected with the pushing plate, and the pushing plate is connected with the synchronous rack through a connecting rod.

In the cone square machine with the synchronous rotation of the dies, the two first die units and the two second die units comprise gear boxes, the die rotation modules and the rack positioning modules are installed in the gear boxes, one ends of the die rotation modules penetrate through the gear boxes and are provided with die wheels, the synchronous racks are located between the die rotation modules and the rack positioning modules, and the synchronous racks are meshed with the die rotation modules.

In the above-mentioned cone square machine with mould synchronous rotation, the mould rotating module includes the rotation axis, should overlap on the rotation axis be equipped with rack-synchronous engaged gear, rotation axis one end is connected with the mould wheel, and the other end is connected with the pivot gland through the bearing, should pivot gland fixed with the outer wall of gear box, should be provided with the bolt in the pivot gland, this bolt and the threaded connection of rotation axis.

In the cone square machine with the synchronous rotation of the die, the rack positioning module comprises a positioning wheel shaft, two ends of the positioning wheel shaft are connected with the gear box through bearings, a positioning wheel is sleeved on the positioning wheel shaft, and a rack groove corresponding to the synchronous rack is formed in a wheel body of the positioning wheel.

In the above cone-square machine with synchronous rotation of the mold, the outer wall of the mold wheel has a circumferential surface, a gap is formed on the circumferential surface, and one side of the gap is provided with a cambered surface protruding relative to the circumferential surface.

In the cone square machine with the synchronous rotation of the die, the two vertical grooves and the two transverse grooves are formed in the front frame plate, the mounting strip is arranged on the outer wall of the gear box, and a plurality of strip-shaped holes are formed in the mounting strip, so that the four gear boxes are mounted in the corresponding vertical grooves or transverse grooves through the strip-shaped holes by bolts.

In the cone square machine with the synchronous rotation of the die, the support frame is arranged at one end of the machine body, which is close to the front frame plate, the pipe sleeve is arranged at the upper end of the support frame, and the circle center of the pipe sleeve and the circle center of the die hole are on the same straight line.

In the cone square machine with the synchronous rotation of the die, a stripper plate is arranged between the front frame plate and the push plate, and one side of the stripper plate is fixed on the front frame plate.

The pipe sleeve has the advantages that the pipe sleeve is used for sleeving the pipe, the pipe corresponds to the die hole, the pushing plate is driven to move forwards and backwards through the pushing unit, the synchronous rack is driven to move, at least three die modules can synchronously rotate through moving the synchronous rack, one end of the pipe is pushed into the die hole during rolling, the pipe is automatically sucked between the die modules under the extrusion and synchronous rotation of the at least three die modules, and a square pipe is formed, so that one-time rolling forming is realized, the rolling path is not changed, redundant indentation is reduced, the quality of products is improved, and the pipe sleeve is more efficient than the prior art.

Drawings

Fig. 1 is a schematic perspective view of a cone machine according to the present utility model.

FIG. 2 is a schematic diagram showing a conical square machine according to a second embodiment of the present utility model.

FIG. 3 is a third perspective view of the cone machine according to the present utility model.

Fig. 4 is a schematic perspective view of a second mold unit.

Fig. 5 is a schematic view of the internal structure of the second mold unit.

Fig. 6 is a schematic perspective view of a mold rotating module.

In the figure: the machine body 1, a rear frame plate 2, a front frame plate 3, a guide rod 4, a push plate 5, a connecting rod 6, a stripper plate 7, an oil cylinder 8, a first die unit 9, a second die unit 10, a die hole 11, a support frame 12, a pipe sleeve 13, a vertical groove 14, a transverse groove 15, a gear box 16, a mounting bar 17, a bar hole 18, a die wheel 19, a synchronous rack 20, a rotating shaft 21, a gear 22, a rotating shaft gland 23, a bolt 24, a positioning wheel shaft 25, a positioning wheel 26, a notch 27, a circumferential surface 28, a cambered surface 29 and a chute 30.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Example 1

The cone machine with the synchronous rotation of the mould is characterized in that a rear frame plate 2 is arranged on one side of the upper end of the machine body 1, a front frame plate 3 is arranged on the other side of the upper end of the machine body 1, at least three mould modules are arranged on one side, far away from the rear frame plate 2, of the front frame plate 3, mould holes 11 positioned on the front frame plate 3 are arranged among the at least three mould modules, a synchronous rack 20 is penetrated and meshed in the at least three mould modules, a pushing unit connected with the synchronous rack 20 is arranged between the rear frame plate 2 and the front frame plate 3 so as to enable the at least three mould modules to synchronously rotate, a support frame 12 is arranged at one end, close to the front frame plate 3, of the machine body 1, a pipe sleeve 13 is arranged at the upper end of the support frame 12, and the circle center of the pipe sleeve 13 and the circle center of the mould holes 11 are on the same straight line; the pipe sleeve 13 of this embodiment is used for cup jointing the tubular product for tubular product corresponds with mould hole 11, drive push pedal 5 through pushing unit and carry out the back-and-forth movement, thereby drive rack 20 and remove, through removing rack 20, make at least three mould module all can carry out synchronous rotation, during the roll extrusion, advance in the mould hole 11 with the one end of tubular product, tubular product is under the extrusion and the synchronous rotation of at least three mould module, tubular product is automatic inhale between a plurality of mould modules, and form square pipe, thereby realize once roll forming, prevent that the roll extrusion route is unchangeable, reduce unnecessary indentation appearance, improve the quality of product, and is more efficient than prior art moreover.

It should be noted that, the mold modules of this embodiment are provided with four mold modules, and the four mold modules are formed by two first mold units 9 and two second mold units 10 and are arranged in a rectangular shape, the two first mold units 9 are diagonally symmetrical, and the two second mold units 10 are diagonally symmetrical.

The pushing unit of the embodiment comprises a push plate 5 positioned between a rear frame plate 2 and a front frame plate 3, wherein the rear frame plate 2 and the front frame plate 3 are connected through a guide rod 4, the push plate 5 is sleeved on the guide rod 4, an oil cylinder 8 is arranged on one side, far away from the push plate 5, of the rear frame plate 2, an oil cylinder shaft of the oil cylinder 8 is connected with the push plate 5, and the push plate 5 is connected with a synchronous rack 20 through a connecting rod 6; the push plate 5 is pushed to move on the guide rod 4 through the oil cylinder 8, so that the connecting rod 6 drives the synchronous rack 20 to move, so that the synchronous rack 20 moves inside the two first die units 9 and the two second die units 10 and drives the synchronous rack to rotate, and as the synchronous rack 20 corresponding to each die unit is driven by the same push plate 5, the moving strokes of the synchronous racks 20 are the same, and the four die units realize synchronous rotation.

As shown in fig. 4 to 6, the two first mold units 9 and the two second mold units 10 of the present embodiment each include a gear case 16, a mold rotating module and a rack positioning module are installed inside the gear case 16, one end of the mold rotating module penetrates through the gear case 16 and is provided with a mold wheel 19, a synchronous rack 20 is located between the mold rotating module and the rack positioning module, and the synchronous rack 20 is engaged with the mold rotating module, so that the mold wheel 19 can be rotated by moving the synchronous rack 20 to drive the mold rotating module to rotate.

In this embodiment, the mold rotating module includes a rotating shaft 21, a gear 22 meshed with the synchronous rack 20 is sleeved on the rotating shaft 21, one end of the rotating shaft 21 is connected with the mold wheel 19, the other end is connected with a rotating shaft gland 23 through a bearing, the rotating shaft gland 23 is fixedly connected with the outer wall of the gear box 16, a bolt 24 is arranged in the rotating shaft gland 23, and the bolt 24 is in threaded connection with the rotating shaft 21; the rack 20 cooperates with the gear 22, and in the moving process of the rack 20, the gear 22 is driven to rotate, so that the rotating shaft 21 and the die wheel 19 are driven to rotate, the rotating shaft 21 is further fixed through the bolts 24, the rotating shaft 21 is convenient to detach and replace after the bolts 24 are detached, meanwhile, the die wheel 19 is connected with the rotating shaft 21 through screws in order to replace different die wheels 19 conveniently, and accordingly the die wheel 19 can be detached independently to be replaced or maintained better.

In order to enable the synchronous rack 20 to move along a straight line better, the rack positioning module of the embodiment comprises a positioning wheel shaft 25, two ends of the positioning wheel shaft 25 are connected with the gear box 16 through bearings, a positioning wheel 26 is sleeved on the positioning wheel shaft 25, a rack groove corresponding to the synchronous rack 20 is formed in a wheel body of the positioning wheel 26, one side of the synchronous rack 20 without teeth is clamped in the rack groove, and accordingly the synchronous rack 20 is clamped between the gear 22 and the rack groove better, the synchronous rack 20 is enabled to move in a straight line in the moving process, and accordingly synchronous rotation of four die wheels can be further guaranteed.

In order to prevent the problem of slipping when the four mold wheels 19 start rotating when the pipe starts to enter the four mold wheels 19, the outer wall of the mold wheel 19 of the embodiment is provided with a circumferential surface 28, a notch 27 is formed in the circumferential surface 28, one side of the notch 27 is provided with a cambered surface 29 protruding relative to the circumferential surface 28, so that the pipe can be extruded better at the notch 27 when the pipe starts to enter, when the mold wheels 19 rotate, the notch 27 is far away from the pipe, the protruding cambered surface 29 gradually gets away from and disappears, and therefore, a height difference appears, and the pipe is easy to be sucked into the mold wheels and pushed and rolled.

The front frame plate 3 is provided with two vertical grooves 14 and two transverse grooves 15, the outer wall of the gear box 16 is provided with a mounting bar 17, and a plurality of bar-shaped holes 18 are formed in the mounting bar 17, so that four gear boxes 16 are arranged in the corresponding vertical grooves 14 or transverse grooves 15 through the bar-shaped holes 18 by bolts, and after the bolts are loosened, the gear boxes 16 can be moved in the vertical grooves 14 or the transverse grooves 15 to adjust positions so as to be used for improving the precision of roll forming.

A supporting frame 12 is arranged at one end of the machine body 1 close to the front frame plate 3, a pipe sleeve 13 is arranged at the upper end of the supporting frame 12, and the circle center of the pipe sleeve 13 and the circle center of the die hole 11 are on the same straight line; a stripper plate 7 is arranged between the front frame plate 3 and the push plate 5, and one side of the stripper plate 7 is fixed on the front frame plate 3, so that after the pipe is sucked into the die wheel 19 for rolling and finishing, the pipe falls into the stripper plate 7, and blanking is facilitated.

Example two

As shown in fig. 3, the second embodiment is different from the first embodiment in that three mold modules are provided, and in addition to the two vertical grooves 14 and the two horizontal grooves 15 provided on the front frame plate 3, a chute 30 is further provided, wherein one mold module is located in one horizontal groove 15, one mold module is located in one vertical groove 14, and one mold module is located in one chute, so that the three mold modules form a triangular distribution, so that triangular spaces are formed between the three mold wheels 19 for rolling the pipe into a triangular pipe.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims (9)

1. The utility model provides a cone square machine with mould synchronous rotation, its has organism (1), its characterized in that, organism (1) upper end one side sets up back frame plate (2), and the opposite side is provided with preceding frame plate (3), preceding frame plate (3) are kept away from one side of back frame plate (2) and are installed at least three mould module, at least three be provided with between the mould module and lie in mould hole (11) on preceding frame plate (3), at least three all wear to establish in the mould module to mesh have rack (20), install the pushing unit who is connected with rack (20) before back frame plate (2) and preceding frame plate (3), so that at least three mould module synchronous rotation, support frame (12) are installed to the one end that organism (1) is close to preceding frame plate (3), and pipe box (13) are installed to the upper end of this support frame (12), and the centre of a circle of this pipe box (13) is on same straight line with the centre of a circle of mould hole (11).

2. A cone machine with synchronous rotation of dies according to claim 1, characterized in that the die modules are provided with four, which consist of two first die units (9) and two second die units (10) arranged in a rectangular shape, two of the first die units (9) being arranged diagonally symmetrically and two of the second die units (10) being arranged diagonally symmetrically.

3. The cone machine with synchronous rotation of the die according to claim 2, wherein the pushing unit comprises a push plate (5) arranged between the rear frame plate (2) and the front frame plate (3), the rear frame plate (2) and the front frame plate (3) are connected through a guide rod (4), the push plate (5) is sleeved on the guide rod (4), an oil cylinder (8) is arranged on one side, far away from the push plate (5), of the rear frame plate (2), an oil cylinder shaft of the oil cylinder (8) is connected with the push plate (5), and the push plate (5) is connected with a synchronous rack (20) through a connecting rod (6).

4. A cone machine with synchronous rotation of dies according to claim 3, characterized in that both the first die unit (9) and the second die unit (10) comprise a gear box (16), the gear box (16) internally being provided with a die rotation module and a rack positioning module, one end of the die rotation module penetrating the gear box (16) and being provided with a die wheel (19), the synchronizing rack (20) being located between the die rotation module and the rack positioning module, the synchronizing rack (20) being intermeshed with the die rotation module.

5. The cone machine with synchronous rotation of the mold according to claim 4, wherein the mold rotating module comprises a rotating shaft (21), a gear (22) meshed with the synchronous rack (20) is sleeved on the rotating shaft (21), one end of the rotating shaft (21) is connected with the mold wheel (19), the other end of the rotating shaft is connected with a rotating shaft gland (23) through a bearing, the rotating shaft gland (23) is fixedly connected with the outer wall of the gear box (16), a bolt (24) is arranged in the rotating shaft gland (23), and the bolt (24) is in threaded connection with the rotating shaft (21).

6. The cone machine with synchronous rotation of the mold according to claim 5, wherein the rack positioning module comprises a positioning wheel shaft (25), both ends of the positioning wheel shaft (25) are connected with the gear box (16) through bearings, a positioning wheel (26) is sleeved on the positioning wheel shaft (25), and a gear body of the positioning wheel (26) is provided with a rack groove corresponding to the synchronous rack (20).

7. The cone machine with synchronous rotation of the mold according to claim 6, wherein the outer wall of the mold wheel (19) has a circumferential surface (28), a notch (27) is formed on the circumferential surface (28), and a cambered surface (29) protruding relative to the circumferential surface (28) is formed on one side of the notch (27).

8. The cone machine with synchronous rotation of the die according to claim 4, wherein two vertical grooves (14) and two transverse grooves (15) are arranged on the front frame plate (3), a mounting strip (17) is arranged on the outer wall of the gear box (16), and a plurality of strip-shaped holes (18) are formed in the mounting strip (17), so that the four gear boxes (16) are mounted in the corresponding vertical grooves (14) or transverse grooves (15) through the strip-shaped holes (18) by bolts.

9. A cone machine with synchronous rotation of mould according to claim 1, characterized in that a stripper plate (7) is arranged between the front frame plate (3) and the push plate (5), and one side of the stripper plate (7) is fixed on the front frame plate (3).