CN212397751U

CN212397751U - Multi-station hydraulic punching machine

Info

Publication number: CN212397751U
Application number: CN202020612544.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Gongji Intelligent Equipment Dongguan Co ltd
Current assignee: Guangdong Gongji Intelligent Equipment Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-01-26
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a multistation hydraulic press, which comprises a base, the top fixed mounting of base has a platform, the top fixed mounting of base has the work platen, the work platen is located the below of a platform, the fixed first pneumatic cylinder that is provided with of top bench, the piston shaft fixed mounting of first pneumatic cylinder has movable platen, movable platen is located the below of a platform, movable platen's top symmetry is provided with two guiding axles. The utility model has the advantages that: the utility model discloses simple structure stretches out and retracts through the piston shaft that makes the second pneumatic cylinder to under the cooperation of first rack and second rack and gear, can alternate carry out the punching press to the work piece on two workstations, make the work piece of staff on one of them workstation when carrying out the punching press, can take the work piece that the punching press was accomplished on another workstation and place the work piece of treating the punching press, increased equipment utilization and rate, improved punching press efficiency, convenient to use.

Description

Multi-station hydraulic punching machine

Technical Field

The utility model relates to a hydraulic press technical field specifically is a multistation hydraulic press.

Background

The hydraulic punch press is a punch press which generates compression force by using a hydraulic cylinder, and because the hydraulic punch press is pressed down by static pressure, compared with the traditional mechanical punch press, the hydraulic punch press has the advantages of stable pressure, small impact force on a die, low noise, adjustable speed and the like, and is popular forming equipment.

The invention with the publication number of CN200910042337 discloses a hydraulic punching machine which has the advantages of simple and compact structure, high precision and good safety. The hydraulic punching machine comprises a rack, a hydraulic cylinder, a hydraulic device and a PLC control circuit, wherein the rack is of a frame structure consisting of side plates on two sides, a top platform on the upper portion and a working platform at the bottom, the hydraulic cylinder is fixedly arranged at the top of the top platform, a piston shaft of the hydraulic cylinder is connected with a movable platform plate on the lower portion, at least two guide shafts are fixedly arranged on the movable platform plate, the guide shafts axially penetrate through the top platform and are in sliding connection with the top platform, and safety sensing devices comprising an infrared emitter and an infrared receiver are arranged on two sides of the frame structure, so that safe operation is realized. The invention is widely applied to the field of mechanical processing of plastic materials.

However, the hydraulic press has only one station, and only a single workpiece can be punched, and a new workpiece can be put in after a previous workpiece is taken out after punching, so that when each workpiece is punched, a worker can only wait, much time is wasted, the equipment utilization rate is low, and the punching efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistation hydraulic press to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multistation hydraulic press comprises a base, wherein a top table is fixedly installed at the top of the base, a working table plate is fixedly installed at the top of the base and is located below the top table, a first hydraulic cylinder is fixedly arranged on the top table, a movable table plate is fixedly installed on a piston shaft of the first hydraulic cylinder and is located below the top table, two guide shafts are symmetrically arranged at the top of the movable table plate, the top ends of the guide shafts penetrate through the top table and are in sliding connection with the top table, a first rack and a second rack are respectively in sliding connection with the top of the working table plate, the first rack is located on one side of the second rack, supporting seats are welded on one side of the top of the first rack and one side of the top of the second rack, through holes are formed in four corners of the top of each supporting seat, and supporting columns are connected to the inner walls of the through holes in a sliding manner, the bottom of support column runs through the through-hole and extends to the below of supporting seat, the bottom fixed mounting of support column has the bottom plate, the bottom plate is located the top of work platen, and the top fixed mounting of four support columns has same workstation, the cover is equipped with the spring on the outer wall of support column, the spring is located between workstation and the supporting seat, the top of work platen is rotated and is connected with the gear, first rack and second rack all mesh with the gear mutually, the top fixed mounting of work platen has the fixed plate, fixed mounting has the second pneumatic cylinder on the fixed plate, the piston shaft of second pneumatic cylinder runs through the fixed plate and extends to one side of fixed plate, and the piston shaft of second pneumatic cylinder and one side fixed connection of second rack.

Preferably, the inner wall of the through hole is welded with a linear bearing, and the bottom end of the support column penetrates through the linear bearing and is in sliding connection with the linear bearing.

Preferably, a rubber plate is fixedly installed at the bottom of the bottom plate, and the rubber plate is located between the bottom plate and the workbench plate.

Preferably, two guide rails are welded to the top of the working table plate respectively, three sliding blocks are symmetrically welded to the bottom of the first rack and the bottom of the second rack, and the sliding blocks are connected with the guide rails in a sliding mode.

Preferably, a rotating shaft is welded at the center of the bottom of the gear, and the bottom of the rotating shaft is rotatably connected with the top of the workbench plate.

Preferably, a connecting plate is welded on one side of the second rack, a piston shaft of the second hydraulic cylinder is fixedly connected with the connecting plate, reinforcing plates are welded on two sides of the fixing plate, and the bottoms of the reinforcing plates are welded with the top of the working table plate.

Compared with the prior art, the beneficial effects of the utility model are that: when a workpiece on the workbench above the first rack is stamped, because the workbench above the second rack is not arranged below the movable platen, a worker can place or take the workpiece on the workbench above the second rack, after the workpiece on the workbench above the first rack is stamped, the piston shaft of the second hydraulic cylinder extends out, the second hydraulic cylinder can push the second rack, the supporting seat above the second rack, the workbench and the workpiece to the direction close to the movable platen, meanwhile, the second rack can drive the gear to rotate, the gear can drive the first rack to move to the direction far away from the movable platen, the first rack can drive the supporting seat above the first rack, the workbench and the stamped workpiece to move to the direction far away from the movable platen, when the workbench above the second rack and the workpiece move to the position below the movable platen, the second hydraulic cylinder is closed, the first hydraulic cylinder is started, the first hydraulic cylinder can drive the movable platen to move downwards and punch the workpiece above the second rack, meanwhile, a worker can take the workpiece which is punched and placed on the workbench above the first rack, after the workpiece on the workbench above the second rack is punched, the second hydraulic cylinder is started and the piston shaft retracts, the first tooth and the second rack can return to the original positions, and the workpiece on the two workbenches can be punched alternately.

The utility model discloses simple structure stretches out and retracts through the piston shaft that makes the second pneumatic cylinder to under the cooperation of first rack and second rack and gear, can alternate carry out the punching press to the work piece on two workstations, make the work piece of staff on one of them workstation when carrying out the punching press, can take the work piece that the punching press was accomplished on another workstation and place the work piece of treating the punching press, increased equipment utilization and rate, improved punching press efficiency, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a multi-station hydraulic press according to the present invention;

fig. 2 is a schematic structural view of a support seat of a multi-station hydraulic press according to the present invention;

fig. 3 is a top view of a first rack and a second rack of a multi-station hydraulic press according to the present invention;

fig. 4 is a three-dimensional schematic diagram of the connection between the workbench and the support seat of the multi-station hydraulic press provided by the present invention.

In the figure: the device comprises a base 1, a working table plate 2, a supporting column 3, a supporting seat 4, a working table 5, a first rack 6, a movable table plate 7, a guide shaft 8, a first hydraulic cylinder 9, a second hydraulic cylinder 10, a spring 11, a reinforcing plate 12, a second rack 13, a gear 14, a rotating shaft 15, a guide rail 16, a sliding block 17, a bottom plate 18, a rubber plate 19, a connecting plate 20, a fixing plate 21 and a top table 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-4, the utility model relates to a multi-station hydraulic press, which comprises a base 1, a top table 22 is fixedly arranged on the top of the base 1, a work table 2 is fixedly arranged on the top of the base 1, the work table 2 is arranged below the top table 22, a first hydraulic cylinder 9 is fixedly arranged on the top table 22, a movable table plate 7 is fixedly arranged on a piston shaft of the first hydraulic cylinder 9, the movable table plate 7 is arranged below the top table 22, two guide shafts 8 are symmetrically arranged on the top of the movable table plate 7, the top ends of the guide shafts 8 penetrate through the top table 22 and are in sliding connection with the top table 22, a first rack 6 and a second rack 13 are respectively in sliding connection with the top of the work table 2, the first rack 6 is arranged on one side of the second rack 13, a support seat 4 is welded on one side of the top of the first rack 6 and one side of the top of the second rack 13, through holes are arranged, the inner wall of the through hole is connected with a support column 3 in a sliding mode, the bottom end of the support column 3 penetrates through the through hole and extends to the lower portion of a support seat 4, a bottom plate 18 is fixedly installed at the bottom of the support column 3, the bottom plate 18 is located above a workbench plate 2, the tops of four support columns 3 are fixedly installed with the same workbench 5, a spring 11 is sleeved on the outer wall of the support column 3 and located between the workbench 5 and the support seat 4, a gear 14 is rotatably connected to the top of the workbench plate 2, a first rack 6 and a second rack 13 are both meshed with the gear 14, a fixing plate 21 is fixedly installed at the top of the workbench plate 2, a second hydraulic cylinder 10 is fixedly installed on the fixing plate 21, a piston shaft of the second hydraulic cylinder 10 penetrates through the fixing plate 21 and extends to one side of the fixing plate 21, the piston shaft of the second hydraulic cylinder 10 is fixedly connected with, the bottom end of the supporting column 3 penetrates through the linear bearing and is connected with the linear bearing in a sliding manner, a rubber plate 19 is fixedly installed at the bottom of the bottom plate 18, the rubber plate 19 is positioned between the bottom plate 18 and the working table plate 2, two guide rails 16 are respectively welded at the top of the working table plate 2, three sliding blocks 17 are symmetrically welded at the bottom of the first rack 6 and the bottom of the second rack 13, the sliding blocks 17 are connected with the guide rails 16 in a sliding manner, a rotating shaft 15 is welded at the center of the bottom of the gear 14, the bottom of the rotating shaft 15 is rotatably connected with the top of the working table plate 2, a connecting plate 20 is welded at one side of the second rack 13, a piston shaft of the second hydraulic cylinder 10 is fixedly connected with the connecting plate 20, reinforcing plates 12 are welded at two sides of the fixed plate 21, the bottoms of the reinforcing plates 12 are welded with the top of the working table plate 2, when a workpiece on the working table 5 above the first rack, the worker can place or take the workpiece on the workbench 5 above the second rack 13, after the workpiece on the workbench 5 above the first rack 6 is stamped, the piston shaft of the second hydraulic cylinder 10 extends out, the second hydraulic cylinder 10 can push the second rack 13, the support seat 4 above the second rack 13, the workbench 5 and the workpiece in the direction close to the movable platen 7, meanwhile, the second rack 13 can drive the gear 14 to rotate, the gear 14 can drive the first rack 6 to move in the direction far away from the movable platen 7, the first rack 6 can drive the support seat 4 above the first rack 6, the workbench 5 and the stamped workpiece to move in the direction far away from the movable platen 7, when the workbench 5 above the second rack 13 and the workpiece move below the movable platen 7, the second hydraulic cylinder 10 is closed, the first hydraulic cylinder 9 is started, the first hydraulic cylinder 9 can drive the movable platen 7 to move downwards and punch the workpiece above the second rack 13, meanwhile, the worker can take the punched workpiece from the workbench 5 above the first rack 6 and place the workpiece to be punched, after the workpiece on the workbench 5 above the second rack 13 is punched, the second hydraulic cylinder 10 is started and the piston shaft is retracted, so that the first tooth 6 and the second rack 13 can return to the original positions, and the processes are repeated so as to alternately punch the workpieces on the two workbenches 5, the utility model has a simple structure, when the piston shaft of the second hydraulic cylinder 10 is extended and retracted, and the workpieces on the two workbenches 5 can be alternately punched under the matching of the first rack 6, the second rack 13 and the gear 14, so that the worker punches the workpiece on one workbench 5, the workpiece which is pressed on the other workbench 5 can be taken and placed, the equipment utilization rate is increased, the punching efficiency is improved, and the use is convenient.

The working principle is as follows: when a workpiece on the workbench 5 above the first rack 6 is stamped, because the workbench 5 above the second rack 13 is not below the movable platen 7, a worker can place or take the workpiece on the workbench 5 above the second rack 13, after the stamping of the workpiece on the workbench 5 above the first rack 6 is completed, the second hydraulic cylinder 10 is started to extend the piston shaft of the second hydraulic cylinder 10, the second hydraulic cylinder 10 can push the connecting plate 20 in a direction close to the movable platen 7, the connecting plate 20 can drive the second rack 13 to move in a direction of the movable platen 7, the second rack 13 can drive the supporting seat 4 above the second rack 13, the workbench 5 and the workpiece to move in a direction of the movable platen 7, meanwhile, the second rack 13 can drive the gear 14 to rotate, the gear 14 drives the first rack 6 to move in a direction far away from the movable platen 7, the first rack 6 can drive the supporting seat 4, the workbench 5 and the punched workpiece above the first rack 6 to move towards the direction far away from the movable platen 7, when the workbench 5 and the workpiece above the second rack 13 move to the lower part of the movable platen 7, the second hydraulic cylinder 10 is closed, the first hydraulic cylinder 9 is started, the first hydraulic cylinder 9 drives the movable platen 7 to move downwards and punch the workpiece above the second rack 13, the workbench 5 drives the supporting column 3 to move downwards and simultaneously compresses the spring 11, the supporting column 3 drives the bottom plate 18 and the rubber plate 19 to move downwards, the rubber plate 1 can be contacted with the workbench 2, after the rubber plate 1 is contacted with the workbench 2, the first hydraulic cylinder 9 continues to press downwards to complete the punching of the workpiece, and meanwhile, a worker can take the punched workpiece from the workbench 5 above the first rack 6 and place the workpiece to be punched, after the work piece punching press on workstation 5 of second rack 13 top is accomplished, start second pneumatic cylinder 10 and make the piston shaft retract, then can make first tooth 6 and second rack 13 return home position, so circulate, the work piece to on two workstations 5 that can be in turn is punched, when making the work piece of staff on one of them workstation 5 punch, can take the work piece that the punching press was accomplished on another workstation 5 and place the work piece of treating the punching press, the equipment utilization ratio has been increased, the punching press efficiency is improved, high durability and convenient use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multistation hydraulic press, includes base (1), the top fixed mounting of base (1) has a platform (22), the top fixed mounting of base (1) has work platen (2), work platen (2) are located the below of a platform (22), it is provided with first pneumatic cylinder (9) to fix on a platform (22), the piston shaft fixed mounting of first pneumatic cylinder (9) has movable platen (7), movable platen (7) are located the below of a platform (22), the top symmetry of movable platen (7) is provided with two guiding axles (8), the top of guiding axle (8) run through a platform (22) and with a platform (22) sliding connection, its characterized in that: the top of the workbench plate (2) is respectively connected with a first rack (6) and a second rack (13) in a sliding manner, the first rack (6) is located on one side of the second rack (13), supporting seats (4) are welded on one side of the top of the first rack (6) and one side of the top of the second rack (13), through holes are formed in four corners of the top of each supporting seat (4), supporting columns (3) are connected to the inner walls of the through holes in a sliding manner, the bottom ends of the supporting columns (3) penetrate through the through holes and extend to the lower portions of the supporting seats (4), bottom plates (18) are fixedly installed at the bottoms of the supporting columns (3), the bottom plates (18) are located above the workbench plate (2), the tops of the four supporting columns (3) are fixedly installed with the same workbench (5), springs (11) are sleeved on the outer walls of the supporting columns (3), and the springs (11) are located between the workbench (5) and the supporting seats, the top of the working table plate (2) is rotatably connected with a gear (14), the first rack (6) and the second rack (13) are both meshed with the gear (14), a fixing plate (21) is fixedly mounted at the top of the working table plate (2), a second hydraulic cylinder (10) is fixedly mounted on the fixing plate (21), a piston shaft of the second hydraulic cylinder (10) penetrates through the fixing plate (21) and extends to one side of the fixing plate (21), and the piston shaft of the second hydraulic cylinder (10) is fixedly connected with one side of the second rack (13).

2. The multi-station hydraulic press according to claim 1, wherein: the inner wall of the through hole is welded with a linear bearing, and the bottom end of the support pillar (3) penetrates through the linear bearing and is in sliding connection with the linear bearing.

3. The multi-station hydraulic press according to claim 1, wherein: the bottom of the bottom plate (18) is fixedly provided with a rubber plate (19), and the rubber plate (19) is positioned between the bottom plate (18) and the working table plate (2).

4. The multi-station hydraulic press according to claim 1, wherein: two guide rails (16) are welded to the top of the working table plate (2) respectively, three sliding blocks (17) are symmetrically welded to the bottom of the first rack (6) and the bottom of the second rack (13), and the sliding blocks (17) are connected with the guide rails (16) in a sliding mode.

5. The multi-station hydraulic press according to claim 1, wherein: the center of the bottom of the gear (14) is welded with a rotating shaft (15), and the bottom of the rotating shaft (15) is rotatably connected with the top of the working table plate (2).

6. The multi-station hydraulic press according to claim 1, wherein: one side of the second rack (13) is welded with a connecting plate (20), a piston shaft of the second hydraulic cylinder (10) is fixedly connected with the connecting plate (20), reinforcing plates (12) are welded on two sides of the fixing plate (21), and the bottom of each reinforcing plate (12) is welded with the top of the working table plate (2).