CN213261198U

CN213261198U - Transmission mechanism on press machine

Info

Publication number: CN213261198U
Application number: CN202021493899.2U
Authority: CN
Inventors: 张天伟; 杨辉; 张嵩; 金军圳; 姚伟国; 朱登洪; 吕时广
Original assignee: Zhejiang Jinaolan Machine Tool Co ltd
Current assignee: Zhejiang Jinaolan Machine Tool Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-05-25
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a transmission mechanism on a press machine, relating to the technical field of transmission mechanisms of press machines; the problem that the stamping force is not stable enough is solved; the novel motor fixing device comprises a mounting seat, the top outer wall of the mounting seat is provided with a T-shaped connecting plate, one side outer wall of the mounting seat close to the T-shaped connecting plate is connected with the same motor through two fixing rods, a fixing shaft is fixed to the bottom end of the T-shaped connecting plate through a bearing, an output shaft of the motor is provided with a rotating rod, one side outer wall of the bottom of the mounting seat is provided with a bearing seat, a connecting rod is inserted in the bearing seat, a belt pulley is sleeved at one end of the connecting rod, the rotating rod and the belt pulley form transmission fit through a belt, the other end of the connecting rod is provided. The utility model overcomes adopt the instability of cylinder mode punching press, and the punching press power is stable, has improved the punching press quality of stamping workpiece.

Description

Transmission mechanism on press machine

Technical Field

The utility model relates to a press drive mechanism technical field especially relates to a drive mechanism on press.

Background

The press is a universal press with exquisite structure. The press machine has the characteristics of wide application, high production efficiency and the like, and can be widely applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal.

Through the retrieval, chinese patent application number is CN 201921579460.9's patent, discloses a punch press transmission for zinc-plating processing, including two backup pads, the top fixed mounting of two backup pads has same punching press platform, the mould is installed at the top of punching press platform, and the die cavity has been seted up at the top of mould, the top fixed mounting of punching press platform has two risers, and one side slidable mounting that two risers are close to each other has same slurcam, the bottom fixed mounting of slurcam has the drift. The transmission device of the punch press for galvanizing processing in the patent has the following defects: the mode of the cylinder that the overall device adopted is unstable inadequately for the punching press power that the drift provided, and the effect of punching press is also relatively poor, consequently, needs a drive mechanism on the press urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a transmission mechanism on a press.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a transmission mechanism on a press machine comprises a mounting seat, wherein a T-shaped connecting plate is arranged on the outer wall of the top of the mounting seat, the outer wall of one side, close to the T-shaped connecting plate, of the mounting seat is connected with the same motor through two fixing rods, a fixing shaft is fixed at the bottom end of the T-shaped connecting plate through a bearing, an output shaft of the motor is provided with a rotating rod, a bearing seat is arranged on the outer wall of one side of the bottom of the mounting seat, a connecting rod is inserted in the bearing seat, a belt pulley is sleeved at one end of the connecting rod, the rotating rod and the belt pulley are in transmission fit through a belt, a double-crank punching mechanism is arranged at the other end of the connecting rod, telescopic rods are respectively arranged on the outer walls of two sides of the bottom of the top end of the mounting seat, fixing plates, one end of the bottom of the double-crank stamping mechanism is inserted in the spherical limiting groove.

Preferably: the double-crank stamping mechanism comprises a connecting shaft, a secondary gear, a fixed ball, a connecting seat, three rotating shafts, two crank blocks and a main gear, the secondary gear is sleeved at the other end of the connecting rod, the main gear is sleeved at one end of the fixed shaft, and the main gear and the secondary gear are meshed with each other.

Further: one of the rotating shafts is welded on the outer wall of one side of the main gear, the outer wall of one end of one crank block is welded at one end of the rotating shaft, the other rotating shaft is welded on the outer wall of one side of one crank block, the other crank block is welded at the other end of the other rotating shaft, and the last rotating shaft is welded on the outer wall of one end of the other crank block.

On the basis of the scheme: the connecting seat is sleeved on the circumference of the other rotating shaft, the connecting shaft is arranged on the outer wall of the bottom of the connecting seat, the fixing ball is welded on the outer wall of the bottom end of the connecting shaft, and the fixing ball and the limiting fixing disc form rolling fit.

The better scheme in the scheme is as follows: the connecting seat comprises a bottom plate, a clamping plate, four fixing holes, four fastening bolts and two limiting gaskets, and the bottom plate is welded to the top end of the connecting shaft.

As a further aspect of the present invention: four the fixed orifices are opened respectively on the top four corners outer wall of bottom plate, and the joint board is fixed in on the top outer wall of bottom plate through four fastening bolt, and the relative one side outer wall of joint board and bottom plate is opened there is the joint groove, and two spacing gaskets bond respectively in two joint inslots.

Simultaneously, two the fixed plate openly one side outer wall is provided with same backup pad, and the back one side outer wall of backup pad is connected with one of them pivot tip through the bearing, and the outer wall that the backup pad is close to pivot one end is provided with the tachometer.

The utility model has the advantages that:

1. according to the transmission mechanism on the press machine, the main gear is driven to rotate through the secondary gear, the rotating main gear drives one of the rotating shafts to rotate, so that the other rotating shaft is promoted to drive the connecting seat to move up and down, meanwhile, the fixing ball at the bottom end of the connecting shaft can effectively roll in the limiting fixing disc and pushes the connecting shaft to move up and down in a reciprocating mode, and therefore the punching stability of the punching head can be effectively promoted.

2. This drive mechanism on press is through with pivot joint in two joint hole inslots to be fixed in it between joint board and the bottom plate through four fastening bolt, guaranteed from this that the connecting axle is carrying out long-time up-and-down motion's stability, two spacing gaskets in the joint inslot have also increased the surperficial frictional force of pivot simultaneously, have improved the security of punching press.

3. According to the transmission mechanism on the press machine, when the double-crank punching mechanism works, the revolution meter can effectively monitor and observe the revolution speed of the rotating shaft, and the stability of the punching frequency is effectively guaranteed.

4. This drive mechanism on press, through the starter motor, the motor has driven the bull stick rotatory, and rotatory bull stick has driven the belt pulley rotation through the belt, and rotatory belt pulley has promoted the rotation of connecting rod, and rotatory connecting rod has driven double crank punching press mechanism and has begun work, and then has promoted two telescopic links and has driven the spacing fixed disk between two fixed plates and carry out stamping operation from top to bottom, thereby effectively played the stamping operation to the stamping workpiece, and adopt double crank punching press mechanism's mode, the instability of adopting the cylinder mode punching press has been overcome, and the punching press force is stable, the punching press quality of stamping workpiece has been improved.

Drawings

Fig. 1 is a schematic front view of a transmission mechanism of a press according to the present invention;

fig. 2 is a schematic side view of a transmission mechanism of a press according to the present invention;

fig. 3 is a schematic top view of a transmission mechanism of a press according to the present invention;

fig. 4 is a schematic structural view of a double-crank punching mechanism in a transmission mechanism on a press machine provided by the present invention;

fig. 5 is an exploded schematic view of a connecting seat in a transmission mechanism of a press according to the present invention.

In the figure: the device comprises a fixing plate 1, a mounting seat 2, a supporting plate 3, a telescopic rod 4, a double-crank stamping mechanism 5, a tachometer 6, a mounting hole 7, a connecting shaft 8, a limiting fixing disc 9, a motor 10, a belt 11, a belt pulley 12, a bearing seat 13, a secondary gear 14, a fixing rod 15, a connecting plate 16-T, a fixing ball 17, a connecting seat 18, a rotating shaft 19, a crank block 20, a main gear 21, a clamping plate 22, a fixing hole 23, a fastening bolt 24 and a limiting gasket 25.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

A transmission mechanism on a press machine is shown in figures 1-5 and comprises a mounting seat 2, wherein a T-shaped connecting plate 15 is fixed on the outer wall of the top of the mounting seat 2 through bolts, the outer wall of one side, close to the T-shaped connecting plate 15, of the mounting seat 2 is connected with a same motor 10 through two fixing rods 16, the bottom end of the T-shaped connecting plate 15 is fixed with a fixing shaft through a bearing, an output shaft of the motor 10 is fixed with a rotating rod through threads, a bearing seat 13 is fixed on the outer wall of one side of the bottom of the mounting seat 2 through bolts, a connecting rod is inserted in the bearing seat 13, a belt pulley 12 is sleeved at one end of the connecting rod, the rotating rod and the belt pulley 12 form transmission fit through a belt 11, a double-crank punching mechanism 5 is arranged at the other end of the connecting rod, telescopic rods 4 are respectively fixed on the outer, the outer wall of one side of each of the two fixing plates 1 is provided with a mounting hole 7, the outer wall of the opposite side of each of the two fixing plates 1 is fixed with a limiting fixing disc 9 through a bolt, the outer wall of the top of each limiting fixing disc 9 is provided with a spherical limiting groove, and one end of the bottom of the double-crank punching mechanism 5 is inserted into the spherical limiting groove; during the use, through starter motor 10, motor 10 has driven the bull stick rotatory, and rotatory bull stick has driven belt pulley 12 rotatory through belt 11, and rotatory belt pulley 12 has promoted the rotation of connecting rod, and rotatory connecting rod has driven double crank punching press mechanism 5 and has begun work, and then promoted two telescopic links 4 and driven spacing fixed disk 9 between two fixed plates 1 and carried out stamping operation from top to bottom, thereby effectively played the stamping operation to the stamping workpiece, and adopt double crank punching press mechanism 5's mode, overcome the instability that adopts the cylinder mode punching press, and the punching press force is stable, the punching press quality of stamping workpiece has been improved.

In order to solve the problem of stability of the stamping force; as shown in fig. 2 and 4, the double-crank stamping mechanism 5 includes a connecting shaft 8, a sub-gear 14, a fixing ball 17, a connecting seat 18, three rotating shafts 19, two crank blocks 20 and a main gear 21, the sub-gear 14 is sleeved on the other end of the connecting shaft, the main gear 21 is sleeved on one end of the fixing shaft, the main gear 21 and the sub-gear 14 are engaged with each other, one of the rotating shafts 19 is welded on the outer wall of one side of the main gear 21, the outer wall of one end of one of the crank blocks 20 is welded on one end of the rotating shaft, the other rotating shaft 19 is welded on the outer wall of one side of one of the crank blocks 20, the other crank block 20 is welded on the other end of the other rotating shaft 19, the last rotating shaft 19 is welded on the outer wall of one end of the other crank block 20, the connecting seat 18 is sleeved on the circumference of the other rotating shaft 19, the connecting shaft 8 is fixed, the fixed ball 17 and the limit fixed disc 9 form rolling fit; when the punch is used, the secondary gear 14 drives the main gear 21 to rotate, the rotating main gear 21 drives one of the rotating shafts 19 to rotate, so that the other rotating shaft 19 drives the connecting seat 18 to move up and down, meanwhile, the fixing ball 17 at the bottom end of the connecting shaft can effectively roll in the limiting fixing disc 9 and push the limiting fixing disc to do up-and-down reciprocating motion, and therefore the punch stamping stability can be effectively promoted.

In order to effectively ensure the stability of the up-and-down motion of the connecting shaft 8, the connecting shaft can work for a long time; as shown in fig. 5, the connecting seat 18 includes a bottom plate, a clamping plate 22, four fixing holes 23, four fastening bolts 24 and two limiting gaskets 25, the bottom plate is welded at the top end of the connecting shaft 8, the four fixing holes 23 are respectively formed in the outer walls of the four corners of the top of the bottom plate, the clamping plate 22 is fixed on the outer wall of the top of the bottom plate through the four fastening bolts 24, clamping grooves are formed in the outer walls of the clamping plate 22 and the side, opposite to the bottom plate, of the bottom plate, and the two limiting gaskets 25 are respectively bonded in the two clamping grooves; during the use, through with pivot 19 joint in two joint hole inslots to be fixed in it between joint board 22 and the bottom plate through four fastening bolt 24, guaranteed from this that connecting axle 8 is carrying out long-time up-and-down motion's stability, spacing gasket 25 in two joint inslots has also increased the frictional force on pivot 19 surface simultaneously, has improved the security of punching press.

In order to facilitate effective observation of the rotation speed of the rotating shaft 19; as shown in fig. 1, the same supporting plate 3 is fixed on the outer wall of the front side of each of the two fixing plates 1 through bolts, the outer wall of the back side of each of the supporting plates 3 is connected with the end of one of the rotating shafts 19 through a bearing, and the outer wall of the supporting plate 3 near one end of the rotating shaft 19 is fixed with a tachometer 6 through bolts; when the double-crank stamping mechanism 5 works, the revolution meter 6 can effectively monitor and observe the revolution speed of the rotating shaft 19, and the stability of the stamping frequency is effectively ensured.

In the embodiment, when the motor 10 is started, the motor 10 drives the rotating rod to rotate, the rotating rod drives the belt pulley 12 to rotate through the belt 11, the rotating belt pulley 12 facilitates the rotation of the connecting rod, the rotating connecting rod drives the secondary gear 14 to rotate, the secondary gear 14 drives the main gear 21 to rotate, the rotating main gear 21 drives one of the rotating shafts 19 to rotate, and further the other rotating shaft 19 drives the connecting seat 18 to move up and down, meanwhile, the fixing ball 17 at the bottom end of the connecting shaft can effectively roll in the limiting fixing disc 9 and push the connecting shaft to reciprocate up and down, before the connecting shaft is connected with the connecting shaft 19 in the two clamping hole grooves, and the connecting shaft is fixed between the clamping plate 22 and the bottom plate through the four fastening bolts 24, so that the stability of the connecting shaft 8 in reciprocating up and down movement for a long time is ensured, and when the whole device performs stamping work, the revolution meter 6 can effectively monitor and observe the revolution of the rotating shaft 19, and effectively ensures the stability of the stamping frequency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A transmission mechanism on a press machine comprises a mounting seat (2) and is characterized in that a T-shaped connecting plate (15) is arranged on the outer wall of the top of the mounting seat (2), the outer wall of one side, close to the T-shaped connecting plate (15), of the mounting seat (2) is connected with a same motor (10) through two fixing rods (16), a fixing shaft is fixed at the bottom end of the T-shaped connecting plate (15) through a bearing, a rotating rod is arranged on an output shaft of the motor (10), a bearing seat (13) is arranged on the outer wall of one side of the bottom of the mounting seat (2), a connecting rod is inserted in the bearing seat (13), a belt pulley (12) is sleeved at one end of the connecting rod, the rotating rod and the belt pulley (12) form transmission fit through a belt (11), a double-crank punching mechanism (5) is arranged at the other, and the end parts of the piston rods of the two telescopic rods (4) are respectively provided with a fixing plate (1), the outer wall of one side of each fixing plate (1) is provided with a mounting hole (7), the outer wall of the opposite side of each fixing plate (1) is provided with a limiting fixing plate (9), the outer wall of the top of each limiting fixing plate (9) is provided with a spherical limiting groove, and one end of the bottom of the double-crank punching mechanism (5) is inserted into the spherical limiting groove.

2. The transmission mechanism on the press machine according to claim 1, wherein the double crank punching mechanism (5) comprises a connecting shaft (8), a secondary gear (14), a fixed ball (17), a connecting seat (18), three rotating shafts (19), two crank blocks (20) and a main gear (21), the secondary gear (14) is sleeved on the other end of the connecting shaft, the main gear (21) is sleeved on one end of the fixed shaft, and the main gear (21) and the secondary gear (14) are meshed with each other.

3. A transmission mechanism on a press according to claim 2, wherein one of said shafts (19) is welded to an outer wall of one side of the main gear (21), one of the crank blocks (20) is welded to one end of the shaft, the other shaft (19) is welded to an outer wall of one of the crank blocks (20), the other crank block (20) is welded to the other end of the other shaft (19), and the last shaft (19) is welded to an outer wall of one of the crank blocks (20).

4. The transmission mechanism on the press machine as claimed in claim 2, wherein the connecting base (18) is sleeved on the circumference of the other rotating shaft (19), the connecting shaft (8) is arranged on the outer wall of the bottom of the connecting base (18), the fixing ball (17) is welded on the outer wall of the bottom end of the connecting shaft (8), and the fixing ball (17) and the limiting fixing disc (9) form rolling fit.

5. Transmission mechanism on a press machine according to claim 4, characterized in that the connecting base (18) comprises a bottom plate, a clamping plate (22), four fixing holes (23), four fastening bolts (24) and two limiting gaskets (25), and the bottom plate is welded on the top end of the connecting shaft (8).

6. The transmission mechanism on the press machine as claimed in claim 5, wherein four fixing holes (23) are respectively formed in the outer walls of the four corners of the top of the bottom plate, the clamping plate (22) is fixed on the outer wall of the top of the bottom plate through four fastening bolts (24), clamping grooves are formed in the outer walls of the clamping plate (22) and the outer wall of the side, opposite to the bottom plate, of the bottom plate, and the two limiting gaskets (25) are respectively bonded in the two clamping grooves.

7. The transmission mechanism on the press machine as claimed in claim 1, characterized in that the same supporting plate (3) is arranged on the outer wall of the front side of the two fixing plates (1), the outer wall of the back side of the supporting plate (3) is connected with the end part of one rotating shaft (19) through a bearing, and the outer wall of the supporting plate (3) close to one end of the rotating shaft (19) is provided with a tachometer (6).