CN211363578U

CN211363578U - Driving mechanism of press

Info

Publication number: CN211363578U
Application number: CN201922278033.3U
Authority: CN
Inventors: 滕大庆; 顾天佑
Original assignee: Wuxi Lida Metal Products Co ltd
Current assignee: Wuxi Lida Metal Products Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-28
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a press actuating mechanism, it includes the fuselage, it is connected with the bent axle to rotate on the fuselage, be equipped with on the fuselage and be used for driving crankshaft pivoted drive assembly, be equipped with the supporting seat on the fuselage, the bent axle both ends are rotated and are connected on the supporting seat, be equipped with between supporting seat and the bent axle and supply bent axle pivoted connecting piece. The utility model discloses the more stable effect of transmission effect has.

Description

Driving mechanism of press

Technical Field

The utility model relates to a press field especially relates to a press actuating mechanism.

Background

The press machine is a universal press machine with an exquisite structure, 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.

Chinese patent with publication number CN109968712A discloses a double acting press with built-in slide block, which comprises a press body, a horizontally arranged press body crankshaft is rotatably supported on the press body, a press body crank is in transmission connection with a driving rotating mechanism, at least 2 first eccentric cranks are sequentially arranged on the press body crankshaft along the axial direction, a first connecting rod is hinged on each first eccentric crank, the lower end of each connecting rod is hinged with a main slide block body, a rotatable secondary crankshaft is longitudinally arranged in the main slide block body, one end of the secondary crankshaft is in transmission connection with a driving motor, the secondary crankshaft is perpendicular to the axial line of the press body crankshaft, at least 1 second eccentric crank is sequentially arranged on the secondary crankshaft along the axial direction, a second connecting rod is hinged on each second eccentric crank, the other end of each second connecting rod is hinged with 1 secondary slide block, 1 guide mechanism is arranged in the main slide block body corresponding to each secondary slide block, and a secondary mold is installed at the bottom of the secondary slide block.

The rotary driving mechanism comprises a rotating shaft which is rotatably supported on the upper side of the machine body, the rotating shaft is located above the machine body crankshaft and is parallel to the axis of the machine body crankshaft, a first gear and a belt pulley are sleeved at the left end of the rotating shaft respectively, the belt pulley is in transmission connection with a second driving motor through a belt, a first gear is also sleeved at the right end of the rotating shaft, a second gear is sleeved at each of the left end and the right end of the machine body crankshaft, and the second gear is meshed with the corresponding first gear.

The above prior art solutions have the following drawbacks: the belt pulley sets up at pivot tip, and through belt transmission between driving motor two and the belt pulley, the belt cooperates with the belt pulley, because probably skid between belt and the belt pulley, and the belt uses for a long time can become the pine to lead to having the unstable shortcoming of transmission between belt and the belt pulley.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a press actuating mechanism that transmission effect is more stable, not enough to prior art exists.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a press actuating mechanism, includes the fuselage, it is connected with the bent axle to rotate on the fuselage, be equipped with on the fuselage and be used for driving bent axle pivoted drive assembly, be equipped with the supporting seat on the fuselage, the bent axle both ends are rotated and are connected on the supporting seat, be equipped with between supporting seat and the bent axle and supply bent axle pivoted connecting piece.

Through adopting above-mentioned technical scheme, the main sliding block body that the crank rotated to drive the below on the fuselage moves along vertical direction, and the crank rotates under drive assembly's drive, and the crank passes through the connecting piece to be installed on the supporting seat, and the supporting seat plays the supporting role to the crank, and drive assembly's setting can make the crank rotate more stably.

The present invention may be further configured in a preferred embodiment as: the drive assembly comprises a drive motor arranged on the machine body, a worm connected to the output end of the drive motor, a rotating shaft rotatably connected to the machine body, and a worm wheel sleeved on the rotating shaft, wherein the worm wheel is meshed with the worm, a first gear is arranged on the rotating shaft, and a second gear meshed with the first gear is arranged on the crankshaft.

Through adopting above-mentioned technical scheme, driving motor drives the worm and rotates, and the worm drives the cover and establishes the worm wheel rotation in the axis of rotation, worm wheel and axis of rotation fixed connection, and when the worm wheel rotated around its axle center, the axis of rotation dwang thereupon, axis of rotation and worm wheel barrel axle center, the axis of rotation will drive first gear and drive the second gear through first gear and rotate to drive the bent axle and rotate on the fuselage, make the transmission between rotating to the bent axle from driving motor rotation more stable.

The present invention may be further configured in a preferred embodiment as: the fuselage lateral wall is gone up a plurality of support frames of fixedly connected with, and is a plurality of inlay on the support frame and all be equipped with support bearing, the axis of rotation is all installed on support bearing.

Through adopting above-mentioned technical scheme, the support frame sets up on the fuselage, and the axis of rotation is worn to establish in support bearing, and support bearing plays the supporting role to the axis of rotation, makes the axis of rotation steady rotation in support bearing.

The present invention may be further configured in a preferred embodiment as: the driving assembly comprises a rotating motor fixedly arranged on the machine body, a driving gear connected to the output end of the rotating motor, a driving shaft rotatably connected to the machine body, a driven gear fixedly arranged at the end part of the driving shaft, a first transmission gear fixedly connected to the driving shaft, and a second transmission gear connected to a crank, wherein the driving gear is meshed with the driven gear, and the first transmission gear is meshed with the second transmission gear.

By adopting the technical scheme, the rotating motor works to drive the driving gear to rotate, the driving gear rotates to drive the driven gear to rotate, the driven gear is fixedly connected with the driving shaft and drives the driving shaft to rotate on the machine body, the driving shaft rotates around the axis of the driving shaft and drives the first transmission gear to rotate along with the driving gear, the first transmission gear drives the second transmission gear meshed with the first transmission gear to rotate, and when the second transmission gear rotates, the crank is driven to rotate around the axis of the transmission gear, so that the crank drives the sliding block body to move in the vertical direction.

The present invention may be further configured in a preferred embodiment as: the crank comprises a straight rod part and a crank throw part, the driven gear is fixedly connected to the straight rod part, and the transmission gear II is arranged on the straight rod part.

Through adopting above-mentioned technical scheme, crank portion be used for with the slider body coupling, the crank rotates around the axle center of straight rod portion, and driven gear sets up on straight rod portion, can make driven gear and drive gear remain the meshing all the time to make the transmission more stable, make articulate rotation more stable.

The present invention may be further configured in a preferred embodiment as: the rotating motor, the driving gear and the driven gear are symmetrically arranged about the center of the driving shaft.

Through adopting above-mentioned technical scheme, the rotation motor, drive gear and the driven gear that the symmetry set up can make the drive shaft rotate more stably, further make the bent axle rotate more stably.

The present invention may be further configured in a preferred embodiment as: the machine body is provided with a bracket, the rotating motor is detachably mounted on the bracket, a guide sleeve is fixedly arranged at the bottom of the bracket, and the driving shaft is rotatably connected in the guide sleeve.

Through adopting above-mentioned technical scheme, rotate the motor and install on the bracket, the uide bushing is installed in the bracket below, and the uide bushing of bracket below plays the effect of support to the drive shaft.

The present invention may be further configured in a preferred embodiment as: and the two sides of the machine body are provided with enclosers which cover the driving gear and the driven gear.

By adopting the technical scheme, the housing covers the first transmission gear and the second transmission gear, so that the first transmission gear and the second transmission gear can be prevented from being touched by the outside, and unstable transmission is caused.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the arrangement of the driving assembly, the crank can be driven to rotate on the machine body, so that the crank can continuously and stably rotate, and the use effect of the press machine is more stable;

2. through the arrangement of the worm and the worm wheel, the first gear and the second gear, the rotating shaft can be driven to rotate around the axis of the rotating shaft through the rotation of the driving motor, and the crank is driven to rotate.

Drawings

FIG. 1 is a schematic view showing the overall construction of a press driving mechanism in embodiment 1;

FIG. 2 is a schematic sectional view of a press driving mechanism in embodiment 1;

FIG. 3 is a schematic view showing the structure of the drive unit of embodiment 1 in cooperation with a crankshaft;

FIG. 4 is a schematic view showing the entire construction of a press driving mechanism in embodiment 2;

fig. 5 is a schematic sectional view of a press driving mechanism in embodiment 2.

In the figure, 1, a fuselage; 11. a crankshaft; 111. a straight rod part; 112. a crank portion; 12. a supporting seat; 13. a connecting member; 2. a drive assembly; 201. a drive motor; 202. a worm; 203. a rotating shaft; 204. a worm gear; 21. a first gear; 22. a second gear; 23. a support frame; 24. a support bearing; 25. a housing; 261. rotating the motor; 262. a drive gear; 263. a drive shaft; 264. a driven gear; 265. a first transmission gear; 266. a second transmission gear; 27. a bracket; 271. a guide sleeve; 3. a slider body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

the utility model provides a press machine actuating mechanism, refers to fig. 1 and fig. 2, includes fuselage 1, rotates on the fuselage 1 and is connected with bent axle 11, and fixed welding has supporting seat 12 on the fuselage 1, is equipped with on the supporting seat 12 and supplies bent axle 11 pivoted connecting piece 13, and connecting piece 13 is the bearing, all is equipped with supporting seat 12 on the fuselage 1 at bent axle 11 both ends, and bent axle 11 both ends are all worn to establish in the bearing promptly.

Referring to fig. 2 and 3, a driving assembly 2 for driving the crankshaft 11 to rotate is arranged on the machine body 1, the driving assembly 2 includes a driving motor 201 arranged on the machine body 1, a worm 202 connected to an output end of the driving motor 201, a rotating shaft 203 rotatably connected to the machine body 1, and a worm wheel 204 sleeved on the rotating shaft 203, the worm wheel 204 is engaged with the worm 202, and the worm wheel 204 is fixedly welded on the rotating shaft 203.

Referring to fig. 2 and 3, a first gear 21 is fixedly mounted on the rotating shaft 203, a second gear 22 engaged with the first gear 21 is provided on the crankshaft 11, and the second gear 22 is fixedly mounted on the crankshaft 11.

Referring to fig. 2 and 3, the driving motor 201 works to drive the holding rod to rotate on the body 1, the body 1 rotates to drive the worm gear 204 to rotate, the worm gear 204 drives the rotation shaft 203 fixedly connected with the worm gear to rotate, a plurality of support frames 23 fixedly connected with the side wall of the body 1 are arranged on the side wall of the body 1, the support bearings 24 are embedded on the support frames 23, and the rotation shaft 203 is arranged on the support bearings 24 in a penetrating mode.

Referring to fig. 2 and 3, when the rotating shaft 203 rotates, the first gear 21 disposed on the rotating shaft 203 rotates to drive the second gear 22 engaged therewith to rotate, and the second gear 22 drives the crankshaft 11 to rotate along the axial direction of the second gear 22, so that the crankshaft 11 drives the slider body 3 to move in the vertical direction, thereby completing the pressing work.

The implementation principle of the embodiment is as follows: the driving motor 201 works to drive the worm 202 to rotate on the machine body 1, and drive the worm wheel 204 and the rotating shaft 203 fixedly connected with the worm wheel 204 to rotate on the machine body 1, the first gear 21 on the rotating shaft 203 is meshed with the second gear 22 on the crankshaft 11, so that the crankshaft 11 rotates, and the crankshaft 11 drives the slider 3 to move in the vertical direction to perform pressure work.

Example 2:

a press driving mechanism is different from the embodiment 1 in the driving assembly 2, referring to fig. 4 and 5, the driving assembly 2 comprises a rotating motor 261 fixedly arranged on a machine body 1, a driving gear 262 connected to the output end of the rotating motor 261, a driving shaft 263 rotatably connected to the machine body 1, a driven gear 264 fixedly arranged at the end part of the driving shaft 263, a first transmission gear 265 fixedly connected to the driving shaft 263 and a second transmission gear 266 connected to a crank, and the second transmission gear 266 is fixedly connected to the crank.

Referring to fig. 4 and 5, two rotary motors 261, two driving gears 262 and two driven gears 264 are arranged symmetrically with respect to the center of the driving shaft 263, each crank includes a straight rod portion 111 and a crank portion 112, the driven gears 264 are fixedly installed on the straight rod portion 111, and the two transmission gears 266 are fixedly installed on the straight rod portion 111 and located at both ends of the crank.

Referring to fig. 4 and 5, a gear shaft is fixed on the driving gear 262, the gear shaft is connected with the driving motor 201 through a coupling, the driven gear 264 is fixedly connected to the end of the driving shaft 263, the driving gear 262 is meshed with the driven gear 264, the driving gear 262 is driven to rotate when the driving motor 201 rotates, the driving gear 262 drives the driven gear 264 meshed with the driving gear 262 to rotate, so as to drive the driving shaft 263 to rotate, the driving shaft 263 drives the first transmission gear 265 to rotate when rotating, the first transmission gear 265 drives the second transmission gear 266 meshed with the first transmission gear to rotate, and the crank is driven to rotate on the machine body 1 through the second transmission gear 266.

Referring to fig. 4 and 5, a bracket 27 is arranged on the body 1, the bracket 27 is fixedly welded on the body, the rotating motor 261 is detachably mounted on the bracket 27 through a bolt, a guide sleeve 271 is fixedly welded at the bottom of the bracket 27, a driving shaft 263 is rotatably connected in the guide sleeve 271, a bearing is arranged in the guide sleeve 271, and the driving shaft 263 penetrates through the bearing.

Referring to fig. 4 and 5, the casing 25 is provided on both sides of the body 1, the casing 25 covers the driving gear 262 and the driven gear 264, and the casing 25 is detachably mounted on the body 1 by bolts.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a press actuating mechanism, includes fuselage (1), it has bent axle (11), its characterized in that to rotate on fuselage (1): be equipped with on fuselage (1) and be used for driving bent axle (11) pivoted drive assembly (2), be equipped with supporting seat (12) on fuselage (1), bent axle (11) both ends are rotated and are connected on supporting seat (12), be equipped with between supporting seat (12) and bent axle (11) and supply bent axle (11) pivoted connecting piece (13).

2. Press drive mechanism according to claim 1, characterized in that: drive assembly (2) including setting up driving motor (201) on fuselage (1), connecting worm (202) at driving motor (201) output, rotating shaft (203), the cover of connecting on fuselage (1) establish worm wheel (204) on rotating shaft (203), worm wheel (204) with worm (202) meshing, be equipped with first gear (21) on rotating shaft (203), be equipped with on bent axle (11) with second gear (22) of first gear (21) meshing.

3. Press drive mechanism according to claim 2, characterized in that: fuselage (1) lateral wall goes up a plurality of support frames (23) of fixedly connected with, and is a plurality of inlay on support frame (23) and all be equipped with support bearing (24), axis of rotation (203) are all installed on support bearing (24).

4. Press drive mechanism according to claim 1, characterized in that: the drive assembly (2) comprises a rotary motor (261) fixedly arranged on the machine body (1), a drive gear (262) connected to the output end of the rotary motor (261), a drive shaft (263) rotatably connected to the machine body (1), a driven gear (264) fixedly arranged at the end part of the drive shaft (263), a first transmission gear (265) fixedly connected to the drive shaft (263), and a second transmission gear (266) connected to a crank, wherein the drive gear (262) is meshed with the driven gear (264), and the first transmission gear (265) is meshed with the second transmission gear (266).

5. Press drive according to claim 4, characterized in that: the crank comprises a straight rod part (111) and a crank part (112), the driven gear (264) is fixedly connected to the straight rod part (111), and the transmission gear II (266) is arranged on the straight rod part (111).

6. Press drive according to claim 4, characterized in that: the rotating motor (261), the driving gear (262) and the driven gear (264) are arranged in two in a central symmetry manner about the driving shaft (263).

7. Press drive according to claim 4, characterized in that: be equipped with bracket (27) on fuselage (1), rotation motor (261) demountable installation is on bracket (27), fixed uide bushing (271) that is equipped with in bracket (27) bottom, drive shaft (263) rotate to be connected in uide bushing (271).

8. Press drive according to claim 4, characterized in that: fuselage (1) both sides are equipped with housing (25), housing (25) cover is established on drive gear (262) and driven gear (264).