CN212703669U

CN212703669U - Mechanical flattening machine

Info

Publication number: CN212703669U
Application number: CN202021469393.8U
Authority: CN
Inventors: 张静
Original assignee: Shanxi Jinkong Automation Technology Co ltd
Current assignee: Shanxi Jinkong Automation Technology Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-16
Anticipated expiration: 2030-07-23

Abstract

The utility model belongs to the technical field of spring bar prefabrication flattening, in particular to an automatic flattening mechanism for spring bars; the specific technical scheme is as follows: the utility model provides a machinery grinds flat machine, include motor base and grind flat support, the last driving motor that is fixed with of motor base, it is connected with driven pulleys through the main shaft to grind on the flat support, driven pulleys passes through the belt and is connected with driving pulley, the coaxial driving gear that is fixed with on the main shaft, it has driven gear through the initiative rolling axle to grind on the flat support, the motor shaft of driving motor rotates, and then synchronous drive driving pulley, driven pulleys, the main shaft, the driving gear, driven gear, initiative synchronizing gear, driven synchronizing gear, the initiative rolling axle, driven rolling axle rotates, the initiative rolling axle is synchronous counter-rotating with driven rolling axle and extrudees the spring bar that presss from both sides between the two, realize the automatic flat processing of rolling of spring bar, the main shaft passes through bevel gear with power transmission for the bar side extrusion mechanism, realize the supplementary side extrusion of spring, degree of automation is high.

Description

Mechanical flattening machine

Technical Field

The utility model belongs to the technical field of the spring bar prefabrication is rolled flat, concretely relates to automatic flat mechanism of rolling of spring bar.

Background

If the spring bar is cylindrical, the bar at the cylindrical end is directly rolled into a spring, the end face of the spring after rolling is uneven, the formed spring needs to be subjected to end face processing, time and labor are wasted, and the quality of the spring is poor. Consequently, in order to guarantee the one shot forming of system process is rolled up to the spring, before rolling up the spring, need process into the quadrangular pyramid with the bar end of cylinder type, in order to guarantee the shaping stability of bar end, grind flat machine and just use and give birth to, however, the present feed of grinding flat machine is mostly manual operation, and the supply volume of unit interval is inhomogeneous, and the shaping time is unstable, and is inefficient.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that prior art exists, the utility model provides a be applied to spring bar and grind flat automatic processing equipment, degree of automation is high, and production efficiency is high.

In order to achieve the above object, the utility model adopts the following technical scheme: a mechanical flattening mill comprises a motor base and a flattening support, wherein a driving motor is fixed on the motor base, an output shaft of the driving motor is fixed with a driving belt wheel, and the driving motor drives the driving belt wheel to rotate.

The flat grinding support is provided with a main shaft through a bearing, one end of the main shaft is provided with a driven belt wheel, the driven belt wheel is connected with a driving belt wheel through a belt, a driving gear is coaxially fixed on the main shaft, and the flat grinding support is provided with a driven gear through a driving rolling shaft. The driving motor rotates to drive the driving belt wheel to rotate, the driven belt wheel synchronously rotates under the power transmission action of the belt, the diameter of the driven belt wheel is larger than that of the driving belt wheel, and the high-speed rotation of the driving motor is converted into the low-speed rotation of the driven belt wheel; driven pulleys and driving gear all fix on the main shaft, and driving gear and driven pulleys synchronous revolution, driving gear and driven gear meshing, and driven gear rotates and then follows the rotation.

The other end of the main shaft is connected with one end of an auxiliary transmission shaft through a bevel gear set, the auxiliary transmission shaft is supported on the flat grinding support through a bearing, the other end of the auxiliary transmission shaft is connected with the side extrusion mechanism, power of the main shaft is transmitted to the auxiliary transmission shaft through the bevel gear set, and the auxiliary transmission shaft drives the side extrusion mechanism to move so as to achieve auxiliary side extrusion of the spring bar.

The driven gear is coaxially fixed at one end of the driving rolling shaft, the driving rolling shaft is supported on the rolling support through a bearing, the rolling support is fixed on the flat rolling support, the driven rolling shaft is installed on the rolling support through a bearing, the driving rolling shaft and the driven rolling shaft are arranged in parallel, a driving roller is fixed on the driving rolling shaft, a driven roller is fixed on the driven rolling shaft, and a rolling gap is reserved between the driving roller and the driven roller.

And the other end of the driving rolling shaft is provided with a driving synchronous gear, the driven rolling shaft is provided with a driven synchronous gear, and the driving synchronous gear is meshed with the driven synchronous gear and synchronously rotates.

The driven gear rotates under the driving of the driving gear, the driven gear, the driving rolling shaft, the driving roller and the driving synchronous gear synchronously rotate, the driving synchronous gear drives the driven synchronous gear to drive, the driven synchronous gear, the driven rolling shaft and the driven roller synchronously rotate, the driving roller and the driven roller synchronously and reversely rotate, and the driving roller and the driven roller extrude spring bar materials passing through the driving roller and the driven roller, so that the operation is fast and convenient.

The side extrusion mechanism comprises a side extrusion support, the side extrusion support is fixed on the flat rolling support, an auxiliary transmission shaft is a crankshaft, the auxiliary transmission shaft is supported on the side extrusion support through a bearing, the auxiliary transmission shaft is connected with a movable pressing block through a connecting rod, a fixed pressing block is arranged on the side extrusion support, a side extrusion space is formed between the movable pressing block and the fixed pressing block, and a spring bar material passing through a rolling gap further passes through the side extrusion space. Because the auxiliary transmission shaft is a crankshaft, the rotary motion of the auxiliary transmission shaft is converted into the pushing motion of the connecting rod, the connecting rod drives the movable pressing block to move back and forth, and the movable pressing block is close to and far away from the fixed pressing block at intervals so as to realize the extrusion and the delivery of the spring bar in the side extrusion space and realize the auxiliary side extrusion of the spring bar.

The top of the connecting rod is covered by a cover plate, so that the operation safety of the connecting rod is ensured.

Be fixed with curved initiative rolling preforming on the outer wall of initiative rolling axle, the inner wall of initiative rolling preforming hugs closely on the outer wall of initiative rolling axle, be fixed with curved driven rolling preforming on the outer wall of driven rolling axle, the inner wall of driven rolling preforming hugs closely on driven rolling axle, at the synchronous antiport's of initiative rolling axle and driven rolling axle in-process, when the initiative rolling preforming rotates topmost position, driven rolling preforming rotates the least significant end position promptly, the spring bar of clamp between the two is extruded with driven rolling preforming to the initiative rolling preforming, the spring bar is square and synchronous outwards seeing off by circular transition.

Compared with the prior art, the utility model, specifically beneficial effect is embodied in: a motor shaft of the driving motor rotates to synchronously drive the driving belt wheel, the driven belt wheel, the main shaft, the driving gear, the driven gear, the driving synchronous gear, the driven synchronous gear, the driving rolling shaft and the driven rolling shaft to rotate, the driving rolling shaft and the driven rolling shaft synchronously rotate in opposite directions and extrude the spring bar clamped between the driving rolling shaft and the driven rolling shaft, and automatic flattening processing of the spring bar is realized; the main shaft transmits power to the side extrusion mechanism through the bevel gear, so that auxiliary side extrusion of the spring bar is realized, and the spring bar extruding machine is fast, convenient, high in automation degree and good in stability.

Drawings

Fig. 1 is a perspective view 1 of the present invention.

Fig. 2 is a perspective view of the present invention 2.

Fig. 3 is a perspective view of the present invention 3.

Fig. 4 is a front view of the present invention.

Fig. 5 is a side view of the present invention.

In the figure, 1 is a motor base, 2 is a flat grinding support, 3 is a driving motor, 4 is a driving belt wheel, 5 is a main shaft, 6 is a driven belt wheel, 7 is a belt, 8 is a driving gear, 9 is a driven gear, 10 is a bevel gear set, 11 is an auxiliary transmission shaft, 12 is a side extrusion mechanism, 13 is a driving rolling shaft, 14 is a rolling support, 15 is a driven rolling shaft, 16 is a driving roller, 17 is a driven roller, 18 is a driving synchronous gear, 19 is a driven synchronous gear, 20 is a side extrusion support, 21 is a connecting rod, 22 is a movable pressing block, 23 is a fixed pressing block, 24 is a cover plate, 25 is a driving rolling pressing plate, and 26 is a driven rolling pressing plate.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-5, a mechanical flattening machine includes a motor base 1 and a flattening support 2, a driving motor 3 is fixed on the motor base 1, an output shaft of the driving motor 3 is fixed with a driving pulley 4, and the driving motor 3 drives the driving pulley 4 to rotate.

A main shaft 5 is mounted on the flat grinding support 2 through a bearing, a driven belt wheel 6 is mounted at one end of the main shaft 5, the driven belt wheel 6 is connected with a driving belt wheel 4 through a belt 7, a driving gear 8 is coaxially fixed on the main shaft 5, and a driven gear 9 is mounted on the flat grinding support 2 through a driving rolling shaft 13. The driving motor 3 rotates to drive the driving belt wheel 4 to rotate, the driven belt wheel 6 synchronously rotates under the power transmission action of the belt 7, the diameter of the driven belt wheel 6 is larger than that of the driving belt wheel 4, and the high-speed rotation of the driving motor 3 is converted into the low-speed rotation of the driven belt wheel 6; driven pulley 6 and driving gear 8 are all fixed on main shaft 5, and driving gear 8 is the same with driven pulley 6 synchronous revolution and rotational speed, and driving gear 8 and driven gear 9 mesh, and driven gear 9 rotates and then follows the rotation.

The other end of the main shaft 5 is connected with one end of an auxiliary transmission shaft 11 through a bevel gear set 10, the auxiliary transmission shaft 11 is supported on the flat grinding support 2 through a bearing, the other end of the auxiliary transmission shaft 11 is connected with a side extrusion mechanism 12, power of the main shaft 5 is transmitted to the auxiliary transmission shaft 11 through the bevel gear set 10, and the auxiliary transmission shaft 11 drives the side extrusion mechanism 12 to move so as to achieve auxiliary side extrusion of the spring bar.

The driven gear 9 is coaxially fixed at one end of a driving rolling shaft 13, the driving rolling shaft 13 is supported on a rolling support 14 through a bearing, the rolling support 14 is fixed on the flat rolling support 2, a driven rolling shaft 15 is mounted on the rolling support 14 through a bearing, the driving rolling shaft 13 and the driven rolling shaft 15 are arranged in parallel, a driving roller 16 is fixed on the driving rolling shaft 13, a driven roller 17 is fixed on the driven rolling shaft 15, and a rolling gap is reserved between the driving roller 16 and the driven roller 17.

The other end of the driving rolling shaft 13 is provided with a driving synchronous gear 18, the driven rolling shaft 15 is provided with a driven synchronous gear 19, and the driving synchronous gear 18 is meshed with the driven synchronous gear 19 and synchronously rotates.

Driven gear 9 rotates under the drive of driving gear 8, driven gear 9, initiative rolling axle 13, initiative roll 16, initiative synchronizing gear 18 synchronous revolution, initiative synchronizing gear 18 drives driven synchronizing gear 19 initiative, driven synchronizing gear 19, driven rolling axle 15, driven roll 17 synchronous revolution, initiative roll 16, driven roll 17 synchronous and the reverse rotation, the spring bar that passes through between the two is extruded to initiative roll 16, driven roll 17, and is swift convenient.

The side extrusion mechanism 12 comprises a side extrusion support 20, the side extrusion support 20 is fixed on the flat rolling support 2, the auxiliary transmission shaft 11 is a crankshaft, the auxiliary transmission shaft 11 is supported on the side extrusion support 20 through a bearing, the auxiliary transmission shaft 11 is connected with a movable pressing block 22 through a connecting rod 21, a fixed pressing block 23 is arranged on the side extrusion support 20, a side extrusion space is formed between the movable pressing block 22 and the fixed pressing block 23, and a spring bar passing through a rolling gap further passes through the side extrusion space. Because the auxiliary transmission shaft 11 is a crankshaft, the rotation motion of the auxiliary transmission shaft 11 is converted into the pushing motion of the connecting rod 21, the connecting rod 21 drives the movable pressing block 22 to move back and forth, and the movable pressing block 22 is close to and far away from the fixed pressing block 23 at intervals so as to realize the extrusion and the delivery of the spring bar in the side extrusion space and realize the auxiliary side extrusion of the spring bar.

The upper part of the connecting rod 21 is covered by a cover plate 24, so that the running safety of the connecting rod 21 is ensured.

Be fixed with curved initiative rolling preforming 25 on the outer wall of initiative rolling axle 13, be fixed with curved driven rolling preforming 26 on the outer wall of driven rolling axle 15, at the synchronous antiport's of initiative rolling axle 13 and driven rolling axle 15 in-process, when initiative rolling preforming 25 rotates the topmost position, driven rolling preforming 26 rotates the least significant end position promptly, initiative rolling preforming 25 extrudees the spring bar material of clamp between the two with driven rolling preforming 26, the spring bar material is square by circular transition.

A motor shaft of the driving motor 3 rotates to synchronously drive the driving belt pulley 4, the driven belt pulley 6, the main shaft 5, the driving gear 8, the driven gear 9, the driving synchronous gear 18, the driven synchronous gear 19, the driving rolling shaft 13 and the driven rolling shaft 15 to rotate, the driving rolling shaft 13 and the driven rolling shaft 15 synchronously rotate in opposite directions and extrude the spring bar clamped between the driving rolling shaft and the driven rolling shaft, and automatic flattening processing of the spring bar is realized; the main shaft 5 transmits power to the side extrusion mechanism 12 through the bevel gear set 10, so that auxiliary side extrusion of the spring bar is realized, and the device is rapid and convenient, high in automation degree and good in stability.

The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. A mechanical flat rolling machine is characterized by comprising a motor base (1) and a flat rolling support (2), wherein a driving motor (3) is fixed on the motor base (1), and an output shaft of the driving motor (3) is fixed with a driving belt wheel (4);

a main shaft (5) is mounted on the flat grinding support (2) through a bearing, a driven belt wheel (6) is mounted at one end of the main shaft (5), the driven belt wheel (6) is connected with a driving belt wheel (4) through a belt (7), a driving gear (8) is coaxially fixed on the main shaft (5), a driven gear (9) is mounted on the flat grinding support (2) through a driving rolling shaft (13), and the driving gear (8) is meshed with the driven gear (9);

the other end of the main shaft (5) is connected with one end of an auxiliary transmission shaft (11) through a bevel gear set (10), the auxiliary transmission shaft (11) is supported on the flat grinding support (2) through a bearing, and the other end of the auxiliary transmission shaft (11) is connected with a side extrusion mechanism (12);

the driven gear (9) is coaxially fixed at one end of a driving rolling shaft (13), the driving rolling shaft (13) is supported on a rolling support (14) through a bearing, the rolling support (14) is fixed on a flat rolling support (2), a driven rolling shaft (15) is installed on the rolling support (14) through a bearing, the driving rolling shaft (13) and the driven rolling shaft (15) are arranged in parallel, a driving roller (16) is fixed on the driving rolling shaft (13), a driven roller (17) is fixed on the driven rolling shaft (15), and a rolling gap is reserved between the driving roller (16) and the driven roller (17);

the other end of the driving rolling shaft (13) is provided with a driving synchronous gear (18), the driven rolling shaft (15) is provided with a driven synchronous gear (19), and the driving synchronous gear (18) is meshed with the driven synchronous gear (19) and synchronously rotates.

2. A mechanical mill according to claim 1, characterized in that the side-squeezing mechanism (12) comprises a side-squeezing support (20), the side-squeezing support (20) is fixed on the mill support (2), the auxiliary transmission shaft (11) is a crankshaft, the auxiliary transmission shaft (11) is supported on the side-squeezing support (20) through a bearing, the auxiliary transmission shaft (11) is connected with a movable pressing block (22) through a connecting rod (21), a fixed pressing block (23) is arranged on the side-squeezing support (20), and a side-squeezing space is formed between the movable pressing block (22) and the fixed pressing block (23).

3. A mechanical mill according to claim 2, characterised in that the upper part of the connecting rods (21) is closed by a cover plate (24).

4. A mechanical mill according to claim 3, characterized in that the outer wall of the driving rolling shaft (13) is fixed with an arc-shaped driving rolling tablet (25), and the outer wall of the driven rolling shaft (15) is fixed with an arc-shaped driven rolling tablet (26).