CN217191804U

CN217191804U - Automatic bender protection mechanism

Info

Publication number: CN217191804U
Application number: CN202123313539.7U
Authority: CN
Inventors: 董海涛
Original assignee: Xianghong Automatic Automobile Maintenance Equipment Liaoning Co ltd
Current assignee: Xianghong Automatic Automobile Maintenance Equipment Liaoning Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-08-16
Anticipated expiration: 2031-12-27

Abstract

The utility model belongs to the field of bending machines, in particular to a protection mechanism of an automatic bending machine, aiming at the problem that the existing automatic bending machine is easy to generate potential safety hazards such as extrusion fingers and palms in the use process and seriously affects the production safety, the protection mechanism comprises a workbench, a placing table is fixedly arranged at the top of the workbench, a crossbeam is fixedly arranged at the top of the workbench, two lifting cylinders are fixedly arranged at the bottom of the crossbeam, the same die carrier is fixedly arranged at the bottoms of output shafts of the two lifting cylinders, an upper die is fixedly arranged at the bottom of the die carrier and is positioned right above the placing table, fixing rods are fixedly arranged at the left side and the right side of the die carrier, a bracket is fixedly arranged at one end, far away from each other, of the two fixing rods, compared with the conventional automatic bending machine, the protection mechanism of the automatic bending machine can not generate the situation of extrusion fingers and palms in the use process, the safety factor is high, and the reliability of safety production is improved.

Description

Automatic bender protection mechanism

Technical Field

The utility model relates to a bender technical field especially relates to an automatic bender protection mechanism.

Background

The bending machine is a machine capable of bending thin plates, and the main structure of the bending machine comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and consists of a base and a pressing plate, the base is connected with the clamping plate through a hinge, the base consists of a seat shell, a coil and a cover plate, the coil is arranged in a concave part of a bottom shell, the cover plate is covered at the top of the concave part, and the automatic bending machine is one of the bending machines.

The existing automatic bending machine is easy to produce potential safety hazards such as squeezing fingers and palms in the using process, and production safety is seriously affected, so that the protection mechanism of the automatic bending machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the automatic bending machine in the prior art can easily produce extrusion fingers in the use process, seriously affecting the defects of safe production, and providing an automatic bending machine protection mechanism.

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

the utility model provides an automatic bender protection machanism, includes the workstation, the top fixed mounting of workstation has places the platform, the top fixed mounting of workstation has the crossbeam, and the bottom fixed mounting of crossbeam has two lift cylinders, and the bottom fixed mounting of two lift cylinder output shafts has same die carrier, the bottom fixed mounting of die carrier has last mould, and goes up the mould and be located and place the platform directly over, the equal fixed mounting in left side and the right side of die carrier has the dead lever, and the equal fixed mounting in one end that two dead levers were kept away from each other has the support, and the equal slidable mounting in bottom of two supports has the slide bar, and the bottom of two slide bars is fixed mounting respectively has receiver and transmitter, and transmitter and receiver looks adaptation.

Preferably, for the convenience of spacing the die carrier, the top fixed mounting of workstation has spacing post, and the quantity of spacing post is provided with four, and the top of four spacing posts all runs through the bottom of die carrier and all extends to the top of die carrier, and the top of four spacing posts all with the bottom fixed mounting of crossbeam.

Preferably, for promoting intelligent degree, four spacing posts all with die carrier sliding connection, the top fixed mounting of crossbeam has the controller, two lift cylinders, receiver and transmitter all with controller electric connection.

Preferably, for the convenience of installing the support, the constant head tank has all been seted up to one side that two supports are close to each other, the equal fixed mounting of one end that two dead levers were kept away from each other has T type locating piece, the one end that two T type locating pieces were kept away from each other extends to the inside rather than corresponding constant head tank respectively, and the equal threaded connection in one side that two T type locating pieces were close to each other has four fixing bolt, the one end that T type locating piece was kept away from to four fixing bolt that are located on same T type locating piece all with rather than corresponding support threaded connection.

Preferably, in order to adjust the longitudinal distance between the emitter and the receiver and between the emitter and the upper die, the bottom of the support is provided with an adjusting groove, the tops of the two sliding rods respectively extend to the inside of the adjusting groove corresponding to the top of the two sliding rods and are in sliding connection with the adjusting groove, and a scale is fixedly mounted on one side, away from each other, of the receiver and the emitter.

Preferably, in order to operate conveniently, the knob is installed in the top of support rotation, and the bottom fixed mounting of knob has the optical axis, the bottom of optical axis extends to rather than the inside of corresponding adjustment tank, and the bottom fixed mounting of optical axis has the screw rod, screw rod and its corresponding slide bar threaded connection.

The utility model has the advantages that: the specifications of the controller, the lifting cylinder, the upper die, the scale, the receiver and the transmitter can be selected according to actual use, the working process of the transmitter and the receiver is the prior art, and no description is given here, when the device is used, the longitudinal distance between the receiver and the transmitter and the upper die is adjusted according to the size of the upper die, the two knobs are synchronously rotated, the optical axis and the screw rod can rotate, the rotation of the screw rod can be converted into the longitudinal movement of the slide rod through the arranged threaded connection relation of the screw rod and the slide rod, the purpose of adjusting the distance between the receiver and the transmitter and the upper die is achieved, then the workpiece is placed at the top of the placing table, the two lifting cylinders are started, the output shafts of the two lifting cylinders can drive the die carrier and the upper die to move downwards, in the process of moving downwards of the upper die, the transmitter can form a protective light curtain between the upper die and the workpiece, when fingers or palms of workers appear in the protective light curtain area, the receiver can receive a signal that the light curtain on the transmitter is blocked, the receiver transmits the signal that the light curtain is blocked to the controller, the controller closes the two lifting cylinders, the upper die and the die set stop moving downwards, and compared with a conventional automatic bending machine, the situation that fingers and palms are extruded in the using process cannot occur, so that the safety factor is high, and the reliability of safe production is improved;

in order to solve the problem that the support is inconvenient to mount and dismount, the support can be conveniently mounted and dismounted through the four fixing bolts arranged on the T-shaped positioning block, and the practicability is high;

in order to solve the problem that the mounting position of the bracket is inconvenient to position, the mounting position of the bracket can be accurately positioned by the detachable clamping relation of the arranged positioning groove and the T-shaped positioning block, and the mounting and dismounting efficiency of the bracket is improved.

Drawings

Fig. 1 is a schematic view of a front view structure of a protection mechanism of an automatic bending machine provided by the present invention;

fig. 2 is a front view structural section view of a protection mechanism of an automatic bending machine provided by the present invention;

fig. 3 is a perspective view of a support structure of a protection mechanism of an automatic bending machine provided by the present invention;

fig. 4 is the enlarged schematic view of the part a in fig. 2 of the protection mechanism of the automatic bending machine of the present invention.

In the figure: the device comprises a working table 1, a placing table 2, a limiting column 3, a cross beam 4, a lifting cylinder 5, a controller 6, a die carrier 7, an upper die 8, a fixing rod 9, a support 10, a positioning groove 11, a T-shaped positioning block 12, a fixing bolt 13, an adjusting groove 14, a sliding rod 15, a screw rod 16, an optical axis 17, a knob 18, a scale 19, a receiver 20 and a transmitter 21.

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.

Example one

Referring to fig. 1-4, an automatic bending machine protection mechanism comprises a workbench 1, a placing table 2 is fixedly installed on the top of the workbench 1, the placing table 2 is used for placing a workpiece, a cross beam 4 is fixedly installed on the top of the workbench 1, two lifting cylinders 5 are fixedly installed on the bottom of the cross beam 4, the two lifting cylinders 5 are arranged on the left and right of the bottom of the cross beam 4, the same die carrier 7 is fixedly installed on the bottom of an output shaft of the two lifting cylinders 5, the lifting cylinders 5 are used for driving the die carrier 7 to move longitudinally, an upper die 8 is fixedly installed on the bottom of the die carrier 7 and is positioned right above the placing table 2, the specification of the upper die 8 can be selected according to the actual application, in order to limit the die carrier 7, limit posts 3 are fixedly installed on the top of the workbench 1, the number of the limit posts 3 is four, the four limit posts 3 are arranged in a matrix manner, the limiting columns 3 are used for limiting the die set 7, the four limiting columns 3 are all located on the rear side of the placing table 2, the tops of the four limiting columns 3 all penetrate through the bottom of the die set 7 and all extend to the upper side of the die set 7, the tops of the four limiting columns 3 are all fixedly installed with the bottom of the cross beam 4, fixing rods 9 are fixedly installed on the left side and the right side of the die set 7, the two fixing rods 9 are arranged in bilateral symmetry and used for installing a support 10, a support 10 is fixedly installed at one end, far away from each other, of the two fixing rods 9, sliding rods 15 are slidably installed at the bottoms of the two supports 10, the sliding rods 15 can only longitudinally slide on the support 10, a receiver 20 and a transmitter 21 are fixedly installed at the bottoms of the two sliding rods 15 respectively, the transmitter 21 and the receiver 20 are matched, the working principle of the transmitter 21 and the receiver 20 is the prior art, and will not be described again, and the function of generating a protective light curtain between a workpiece and the upper die 8, in order to promote intelligent degree, four spacing posts 3 all with die carrier 7 sliding connection, the top fixed mounting of crossbeam 4 has controller 6, and the main work of controller 6 is to open and close lift cylinder 5, and carry out the interaction that the information was sheltered from to the light curtain with receiver 20, two lift cylinders 5, receiver 20 and emitter 21 all with controller 6 electric connection.

Example two

The following further improvements are made on the basis of the first embodiment:

in the utility model, in order to install the support 10 conveniently, one side of the two supports 10 close to each other is provided with a positioning groove 11, one end of the two fixing rods 9 far away from each other is fixedly provided with a T-shaped positioning block 12, one end of the two T-shaped positioning blocks 12 far away from each other extends into the positioning groove 11 corresponding to the positioning grooves, the positioning groove 11 and the T-shaped positioning blocks 12 can be clamped separately and used for positioning, one side of the two T-shaped positioning blocks 12 close to each other is connected with four fixing bolts 13 through screw threads, the four fixing bolts 13 at the same side are arranged in a matrix form, the installation reliability can be improved, one ends of the four fixing bolts 13 on the same T-shaped positioning block 12 far away from the T-shaped positioning block 12 are connected with the corresponding supports 10 through screw threads, one side of the two supports 10 close to each other is provided with four screw thread grooves, the thread groove and the corresponding fixing bolt 13 can be in thread connection in a detachable mode, in order to adjust the longitudinal distance between the emitter 21 and the receiver 10 and the upper die 8 conveniently, the bottom of the support 10 is provided with an adjusting groove 14, the tops of the two sliding rods 15 respectively extend to the inside of the adjusting groove 14 corresponding to the sliding rods and are in sliding connection with the adjusting groove 14, the sliding rods 15 and the adjusting groove 14 cannot be detached, the sliding rods 15 only can longitudinally slide in the adjusting groove 14, the side, far away from each other, of the receiver 20 and the emitter 21 is fixedly provided with a scale 19, the scale 19 is used for positioning and adjusting positions, the adjusting accuracy is improved, in order to operate conveniently, the top of the support 10 is rotatably provided with a knob 18, the bottom of the knob 18 is fixedly provided with an optical axis 17, the bottom of the optical axis 17 extends to the inside of the adjusting groove 14 corresponding to the optical axis 17, and the bottom of the optical axis 17 is fixedly provided with a screw 16, the screw 16 is in threaded connection with the corresponding slide rod 15, a screw groove is arranged at the top of the screw 15, and the screw groove and the screw 16 cannot be separated from threaded connection.

In the utility model, when in use, according to the size of the upper mold 8, the longitudinal distance between the receiver 20 and the transmitter 21 and the upper mold 8 is adjusted, the two knobs 18 are synchronously rotated, the optical axis 17 and the screw rod 16 can rotate, the rotation of the screw rod 16 can be converted into the longitudinal movement of the slide rod 15 through the threaded connection relation between the screw rod 16 and the slide rod 15, the purpose of adjusting the distance between the receiver 20 and the transmitter 21 and the upper mold 8 is achieved, then the workpiece is placed at the top of the placing table 2, the two lifting cylinders 5 are started, the output shafts of the two lifting cylinders 5 can drive the mold frame 7 and the upper mold 8 to move downwards, in the process of moving downwards the upper mold 8, the transmitter 21 can form a protective light curtain between the upper mold 8 and the workpiece, when the fingers or palms of workers appear in the protective light curtain area, the receiver 20 can receive the signal that the light curtain on the transmitter 21 is blocked, the receiver 20 transmits the signal that the light curtain is blocked to the controller 6, the controller 6 closes the two lifting cylinders 5, the upper die 8 and the die carrier 7 stop moving downwards, and compared with a conventional automatic bending machine, the situation that fingers and palms are extruded cannot occur in the using process, the safety factor is high, and the reliability of safety production is improved.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific situations.

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. The protection mechanism of the automatic bending machine comprises a workbench (1), wherein a placing table (2) is fixedly installed at the top of the workbench (1), and is characterized in that a cross beam (4) is fixedly installed at the top of the workbench (1), two lifting cylinders (5) are fixedly installed at the bottom of the cross beam (4), the same die carrier (7) is fixedly installed at the bottom of output shafts of the two lifting cylinders (5), an upper die (8) is fixedly installed at the bottom of the die carrier (7), the upper die (8) is located right above the placing table (2), fixing rods (9) are fixedly installed on the left side and the right side of the die carrier (7), a support (10) is fixedly installed at one end, far away from each other, of the two fixing rods (9), a sliding rod (15) is slidably installed at the bottom of the two supports (10), and a receiver (20) and a transmitter (21) are fixedly installed at the bottoms of the two sliding rods (15) respectively, and the transmitter (21) and the receiver (20) are adapted.

2. The automatic bending machine protection mechanism according to claim 1, wherein the top of the workbench (1) is fixedly provided with four limiting columns (3), the tops of the four limiting columns (3) penetrate through the bottom of the die carrier (7) and extend to the upper portion of the die carrier (7), and the tops of the four limiting columns (3) are fixedly mounted with the bottom of the cross beam (4).

3. The automatic bending machine protection mechanism according to claim 2, wherein four limiting columns (3) are slidably connected with the die carrier (7), a controller (6) is fixedly mounted at the top of the cross beam (4), and the two lifting cylinders (5), the receiver (20) and the transmitter (21) are electrically connected with the controller (6).

4. The protection mechanism of the automatic bending machine according to claim 1, wherein positioning grooves (11) are formed in the sides, close to each other, of the two supports (10), T-shaped positioning blocks (12) are fixedly mounted at the ends, far away from each other, of the two fixing rods (9), the ends, far away from each other, of the two T-shaped positioning blocks (12) respectively extend into the corresponding positioning grooves (11), four fixing bolts (13) are in threaded connection with the sides, close to each other, of the two T-shaped positioning blocks (12), and one ends, far away from the T-shaped positioning blocks (12), of the four fixing bolts (13) located on the same T-shaped positioning block (12) are in threaded connection with the corresponding supports (10).

5. The automatic bending machine protection mechanism according to claim 1, wherein the bottom of the support (10) is provided with an adjusting groove (14), the top of each of the two sliding rods (15) extends to the inside of the corresponding adjusting groove (14) and is slidably connected with the adjusting groove (14), and a scale (19) is fixedly mounted on the side, away from each other, of each of the receiver (20) and the transmitter (21).

6. The automatic bending machine protection mechanism according to claim 5, wherein a knob (18) is rotatably mounted at the top of the support (10), an optical axis (17) is fixedly mounted at the bottom of the knob (18), the bottom of the optical axis (17) extends to the inside of the adjusting groove (14) corresponding to the optical axis, a screw (16) is fixedly mounted at the bottom of the optical axis (17), and the screw (16) is in threaded connection with the corresponding sliding rod (15).