CN215091012U

CN215091012U - Cutting device for bipolar plate machining

Info

Publication number: CN215091012U
Application number: CN202120242623.5U
Authority: CN
Inventors: 郑广会; 赵培振
Original assignee: Shandong Golden Empire Precision Machinery Technology Co Ltd
Current assignee: Shandong Golden Empire Precision Machinery Technology Co Ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-12-10
Anticipated expiration: 2031-01-28

Abstract

The utility model belongs to the technical field of processing cutting device technique and specifically relates to a cutting device for bipolar plate processing, comprising a base plate, bottom plate one side is equipped with the slope tangent plane, the bottom plate top is close to slope tangent plane one side fixedly connected with mounting bracket, mounting bracket top fixedly connected with pneumatic cylinder, the pneumatic cylinder output passes mounting bracket fixedly connected with connecting plate, be provided with buffer structure between connecting plate and the mounting bracket, connecting plate bottom middle-end fixedly connected with mounting panel respectively, two the equal perpendicular to connecting plate of mounting panel just is the symmetry setting. The utility model discloses a carry out centre gripping in advance from the bipolar plate rear end, front end fastening centre gripping, bipolar plate takes place the displacement when preventing to cut, cuts the mechanism cooperation with the punching press that has the buffering simultaneously, has improved bipolar plate shearing precision, and the clamping part that slides on the bottom plate, enlarges the centre gripping scope on the bottom plate, and effectual bipolar plate to different specifications fastens and cuts.

Description

Cutting device for bipolar plate machining

Technical Field

The utility model relates to a processing cutting device technical field especially relates to a cutting device for bipolar plate processing.

Background

The bipolar plate is a good conductor of electricity and heat, has good mechanical property, good air barrier property, lower density, and good corrosion resistance, and is a core component applied to a fuel cell, and the surface of the bipolar plate needs to be processed when the bipolar plate is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the cutting device for bipolar plate processing cannot be stably cut in different sizes in the prior art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a cutting device for bipolar plate processing comprises a bottom plate, wherein an oblique tangent plane is arranged on one side of the bottom plate, a mounting frame is fixedly connected to one side, close to the oblique tangent plane, of the top end of the bottom plate, a hydraulic cylinder is fixedly connected to the top end of the mounting frame, the output end of the hydraulic cylinder penetrates through a connecting plate fixedly connected with the mounting frame, a buffer structure is arranged between the connecting plate and the mounting frame, mounting plates are respectively and fixedly connected to the middle end of the bottom of the connecting plate, the two mounting plates are perpendicular to the connecting plate and are symmetrically arranged, bolts are connected between the two mounting plates, a cutter is fixedly connected to the two mounting plates through the bolts, two first through grooves are symmetrically arranged on the bottom plate, close to the cutter, are respectively and slidably connected with an L-shaped block, a driving mechanism for relatively moving the two L-shaped blocks is arranged at the bottom end of the bottom plate, and a pressing piece is connected to the top end of the L-shaped block through threads, the bottom plate is provided with a pre-clamping structure far away from the L-shaped block.

Preferably, buffer structure is including setting up two first rotor plates at the inboard horizontal direction in mounting bracket top, two first rotor plate parallel arrangement just rotates jointly and installs at mounting bracket top inner wall, two equal cartridge in first rotor plate bottom is connected with the bull stick, first rotor plate all rotates through the bull stick and is connected with the second rotor plate, two the second rotor plate rotates respectively and is connected with connecting plate top both ends, two equal fixedly connected with connecting rod between the adjacent tip of bull stick.

Preferably, actuating mechanism includes bottom plate bottom fixed connection's install bin, install bin bottom fixed connection has a fixed baseplate, fixed baseplate upper end fixedly connected with motor, motor output shaft coaxial coupling has first threaded rod, first threaded rod pass install bin one side and be connected with the install bin inner wall rotation, the screw thread symmetry sets up and the screw thread has cup jointed the screw thread seat, two outside screw thread symmetry in first threaded rod both ends, two the screw thread seat upper end respectively with L type piece fixed connection, just the screw thread seat top is leveled mutually with the bottom plate top.

Preferably, press from both sides tight structure in advance and set up two second in the bottom plate upper end including the symmetry and lead to the groove, two the second leads to the inslot equal sliding connection of inslot and has the slider, two the slider all extends to bottom plate top and the other horizontal screw thread cartridge of tip has the kelly, the equal fixedly connected with in the outside of kelly rotates the clamp plate the fixed stopper that has cup jointed in the slider outside of kelly below, stopper and bottom plate upper surface sliding contact.

Preferably, one side of the bottom plate, which is close to the inclined tangent plane, is fixedly connected with a fixed box, a collecting box is inserted in the fixed box in a sliding manner, one side of the collecting box is fixedly connected with a pull ring, and the upper ends of the fixed box and the collecting box are both provided with openings and communicated with each other.

The pressing piece comprises a rotating handle, a second threaded rod and a round table, the bottom end of the rotating handle is fixedly connected with the top end of the second threaded rod, the bottom end of the second threaded rod is fixedly connected with the round table, and the second threaded rod is in threaded connection with the L-shaped block.

Compared with the prior art, the utility model discloses following beneficial effect has: set up the slope tangent plane through bottom plate one side and regard as the stock guide, the crushed aggregates that will downcut is derived from the slope tangent plane, the mounting bracket top is provided with the pneumatic cylinder, the pneumatic cylinder promotes the cutter downwards and cuts bipolar plate, set up the connecting plate between pneumatic cylinder and cutter, set up buffer structure bottom connecting plate and mounting bracket top, reinforcing buffering effect, prevent that the push broach from leading to the fact the damage to the cutter by force, thereby the influence is to bipolar plate cutting effect, the mounting panel passes through the bolt fastening with the cutter, so that the cutter damages and carries out the tool changing, set up first logical groove and L type piece on the bottom plate, compress tightly the centre gripping to the bipolar plate of different width, and set up L type piece and compress tightly the piece above the slider, compress tightly the centre gripping to the bipolar plate of co-altitude, and the slider is level with the bottom plate mutually, prevent to push down excessively to cause the damage to the bipolar plate.

Drawings

Fig. 1 is a schematic structural view of a cutting device for bipolar plate processing according to the present invention;

fig. 2 is a schematic structural diagram of the other side of the cutting device for bipolar plate processing according to the present invention.

In the figure: the cutting device comprises a bottom plate 1, a mounting frame 2, a hydraulic cylinder 3, a connecting plate 4, a mounting plate 5, a bolt 6, a cutter 7, a first through groove 8, a fixed base 9, a motor 10, a first threaded rod 11, a threaded seat 12, an L-shaped block 13, a pressing piece 14, a sliding groove 15, a second through groove 16, a sliding block 17, a limiting block 18, a clamping rod 19, a rotating pressing plate 20, a first rotating plate 21, a second rotating plate 22, a rotating rod 23, a connecting rod 24, an inclined tangent plane 25, a fixed box 26, a collecting box 27, a pull ring 28, a rotating handle 29, a mounting box 30, a second threaded rod 31 and a circular truncated cone 32.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-2, a cutting device for bipolar plate processing comprises a base plate 1, one side of the base plate 1 is provided with an oblique tangent plane 25, one side of the top end of the base plate 1, which is close to the oblique tangent plane 25, is fixedly connected with an installation frame 2, the top end of the installation frame 2 is fixedly connected with a hydraulic cylinder 3, the output end of the hydraulic cylinder 3 passes through the installation frame 2 and is fixedly connected with a connecting plate 4, a buffer structure is arranged between the connecting plate 4 and the installation frame 2, the buffer structure comprises two first rotating plates 21 arranged at the inner side of the top end of the installation frame 2 in the horizontal direction, the two first rotating plates 21 are arranged in parallel and are jointly and rotatably installed on the inner wall of the top end of the installation frame 2, the bottom ends of the two first rotating plates 21 are respectively and rotatably connected with a rotating rod 23, the first rotating plates 21 are respectively and rotatably connected with second rotating plates 22 through the rotating rods 23, the two second rotating plates 22 are respectively and rotatably connected with the two ends of the top of the connecting plate 4, and a connecting rod 24 is fixedly connected between the adjacent ends of the two rotating

rods

23, 4 bottom middle-ends of connecting plate are fixedly connected with mounting panel 5 respectively, two equal perpendicular to connecting plate 4 of mounting panel 5 just are the symmetry setting, threaded connection has bolt 6 between two mounting panels 5, two mounting panels 5 are through bolt 6 fixedly connected with cutter 7, promote cutter 7 through pneumatic cylinder 3 and cut bipolar plate, first rotor plate 21 rotates the buffering with second rotor plate 22, prevent that cutter 7 from damaging, through bolt 6 and the fixed cutter 7 of mounting panel 5, can change when cutter 7 damages.

Two first through grooves 8 are symmetrically arranged at the position, close to the cutter 7, of the bottom plate 1, L-shaped blocks 13 are respectively connected in the two first through grooves 8 in a sliding mode, a driving mechanism for relatively moving the two L-shaped blocks 13 is arranged at the bottom end of the bottom plate 1, the driving mechanism comprises an installation box 30 fixedly connected with the bottom end of the bottom plate 1, a fixed base 9 is fixedly connected with the bottom end of the installation box 30, a motor 10 is fixedly connected with the upper end of the fixed base 9, an output shaft of the motor 10 is coaxially connected with a first threaded rod 11, the first threaded rod 11 penetrates through one side of the installation box 30 and is rotatably connected with the inner wall of the installation box 30, threaded seats 12 are symmetrically arranged on the outer sides of the two ends of the first threaded rod 11 and are sleeved with uniform threads, the upper ends of the two threaded seats 12 are respectively and fixedly connected with the L-shaped blocks 13, the top ends of the threaded seats 12 are parallel and level with the top end of the bottom plate 1, the first threaded rod 11 is rotated through the output shaft of the motor 10, so that the two threaded seats 12 are driven to move on the first threaded rod 11 in a relative direction, clamping the bipolar plate and the threaded seat 12 being flush with the base plate 1 prevents pressure damage to the bipolar plate.

The top end of the L-shaped block 13 is in threaded connection with a pressing piece 14, the pressing piece 14 comprises a rotating handle 29, a second threaded rod 31 and a circular truncated cone 32, the bottom end of the rotating handle 29 is fixedly connected with the top end of the second threaded rod 31, the bottom end of the second threaded rod 31 is fixedly connected with the circular truncated cone 32, the second threaded rod 31 is in threaded connection with the L-shaped block 13, the second threaded rod 31 rotates at the top end of the L-shaped block 13 and moves downwards by rotating the rotating handle 29, and the circular truncated cone 32 is controlled to move upwards and downwards so as to clamp bipolar plates with different heights.

The bottom plate 1 is provided with a pre-clamping structure far away from the L-shaped block 13, the pre-clamping structure comprises two second through grooves 16 symmetrically arranged at the upper end of the bottom plate 1, sliders 17 are connected in the two second through grooves 16 in a sliding manner, the two sliders 17 extend to the upper side of the bottom plate 1, clamping rods 19 are inserted into the end portions of the two sliders 17 respectively, rotary pressing plates 20 are fixedly connected to the outer sides of the clamping rods 19, limiting blocks 18 are fixedly sleeved on the outer sides of the sliders 17 below the clamping rods 19, the limiting blocks 18 are in sliding contact with the upper surface of the bottom plate 1, a fixed box 26 is fixedly connected to one side, close to an inclined tangent plane 25, of the bottom plate 1, a collecting box 27 is inserted into the fixed box 26 in a sliding manner, one side of the collecting box 27 is fixedly connected with a pull ring 28, the upper ends of the fixed box 26 and the collecting box 27 are both provided with openings and communicated with each other, the sliders 17 slide in the second through grooves 16, the limiting blocks 18 are arranged up and down to limit the bipolar plate, the rotating platen 20 rotates in the direction of the bipolar plate and abuts against the bipolar plate to pre-clamp the bipolar plate.

The working principle is as follows: the bipolar plate cutting machine is characterized in that a bipolar plate is fed onto a bottom plate 1, a part needing to be cut is placed below a cutter 7, two sliding blocks 17 are slid to abut against the bipolar plate, a rotary pressing plate 20 on each sliding block 17 is rotated to press down the bipolar plate, the bipolar plate is clamped in advance, a motor 10 is started, an output shaft coaxially rotates a first threaded rod 11, due to the fact that outer threads at two ends of the first threaded rod 11 are arranged in a two-way mode, a threaded seat 12 slides in a first through groove 8 and abuts against two sides of the bipolar plate finally, a rotary handle 29 on a pressing piece 14 is rotated to move the pressing piece downwards to fix the front end of the bipolar plate, a hydraulic cylinder 3 is started to cut the bipolar plate, cut waste materials are guided into a collecting box 27 from an inclined section 25 arranged on one side of the bottom plate 1 to be collected, after cutting, the hydraulic cylinder 3 is collected, the rotary handle 29 and the rotary pressing plate 20 are rotated reversely, and the cut bipolar plate is taken out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The cutting device for bipolar plate machining comprises a base plate (1) and is characterized in that an oblique tangent plane (25) is arranged on one side of the base plate (1), a mounting frame (2) is fixedly connected to one side, close to the oblique tangent plane (25), of the top end of the base plate (1), a hydraulic cylinder (3) is fixedly connected to the top end of the mounting frame (2), an output end of the hydraulic cylinder (3) penetrates through the mounting frame (2) and is fixedly connected with a connecting plate (4), a buffering structure is arranged between the connecting plate (4) and the mounting frame (2), mounting plates (5) are respectively and fixedly connected to the middle ends of the bottoms of the connecting plate (4), the two mounting plates (5) are perpendicular to the connecting plate (4) and are symmetrically arranged, bolts (6) are connected between the two mounting plates (5), and cutters (7) are fixedly connected to the two mounting plates (5) through the bolts (6), the cutting tool is characterized in that two first through grooves (8) are symmetrically formed in the position, close to the cutter (7), of the bottom plate (1), two L-shaped blocks (13) are slidably connected into the first through grooves (8) respectively, a driving mechanism for moving the two L-shaped blocks (13) relatively is arranged at the bottom end of the bottom plate (1), a pressing piece (14) is connected to the top end of each L-shaped block (13) in a threaded mode, and a pre-clamping structure is arranged on the bottom plate (1) far away from the L-shaped blocks (13).

2. The cutting device for bipolar plate processing according to claim 1, wherein the buffer structure comprises two first rotating plates (21) arranged on the inner side of the top end of the mounting frame (2) in the horizontal direction, the two first rotating plates (21) are arranged in parallel and are jointly rotatably mounted on the inner wall of the top end of the mounting frame (2), the rotating rods (23) are respectively connected to the bottom ends of the two first rotating plates (21) in a plug-in mounting mode, the first rotating plates (21) are respectively rotatably connected with second rotating plates (22) through the rotating rods (23), the two second rotating plates (22) are respectively rotatably connected to the two ends of the top of the connecting plate (4), and the connecting rods (24) are respectively and fixedly connected between the adjacent ends of the two rotating rods (23).

3. The cutting device for bipolar plate processing according to claim 1, wherein the driving mechanism comprises a mounting box (30) fixedly connected with the bottom end of the bottom plate (1), a fixed base (9) is fixedly connected with the bottom end of the mounting box (30), a motor (10) is fixedly connected with the upper end of the fixed base (9), an output shaft of the motor (10) is coaxially connected with a first threaded rod (11), the first threaded rod (11) penetrates through one side of the mounting box (30) and is rotatably connected with the inner wall of the mounting box (30), the outer threads of two ends of the first threaded rod (11) are symmetrically arranged and are uniformly sleeved with threaded seats (12), the upper ends of the two threaded seats (12) are respectively fixedly connected with the L-shaped block (13), and the top ends of the threaded seats (12) are flush with the top end of the bottom plate (1).

4. The cutting device for bipolar plate processing according to claim 1, wherein the pre-clamping structure comprises two second through grooves (16) symmetrically formed in the upper end of the base plate (1), each of the two second through grooves (16) is slidably connected with a sliding block (17), each of the two sliding blocks (17) extends to the upper side of the base plate (1), a clamping rod (19) is inserted into each horizontal thread at one end of each of the two sliding blocks (17), a rotating pressing plate (20) is fixedly connected to the outer side of each clamping rod (19), a limiting block (18) is fixedly sleeved on the outer side of each sliding block (17) below each clamping rod (19), and each limiting block (18) is in sliding contact with the upper surface of the base plate (1).

5. The cutting device for bipolar plate processing according to claim 1, wherein a fixed box (26) is fixedly connected to one side of the base plate (1) close to the oblique section (25), a collection box (27) is slidably inserted in the fixed box (26), a pull ring (28) is fixedly connected to one side of the collection box (27), and the upper ends of the fixed box (26) and the collection box (27) are both open and communicated.

6. The cutting device for bipolar plate processing according to claim 1, wherein the pressing member (14) comprises a rotating handle (29), a second threaded rod (31) and a circular truncated cone (32), the bottom end of the rotating handle (29) is fixedly connected with the top end of the second threaded rod (31), the bottom end of the second threaded rod (31) is fixedly connected with the circular truncated cone (32), and the second threaded rod (31) is in threaded connection with the L-shaped block (13).