CN211567071U

CN211567071U - Sliding block adjusting mechanism

Info

Publication number: CN211567071U
Application number: CN201922127345.4U
Authority: CN
Inventors: 纪明东; 滨崎宗贞
Original assignee: Ningbo Cfg Machinery Industrial Co ltd
Current assignee: Ningbo Cfg Machinery Industrial Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-25
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a slide block adjusting mechanism, which comprises a slide block body, a motor, a chain wheel, a worm and saw teeth, the intelligent control system comprises a saw tooth nut, a digital display module height display and a touch screen, wherein the digital display module height display is arranged on the front end face of the slider body and is connected with the front end of the worm, the digital display module height display displays an initial module height value and a real-time changing module height value, the PLC is respectively connected with the digital display module height display, the motor and the touch screen, a starting module is arranged on the touch screen, the PLC transmits the read initial module height value to the touch screen, when the initial module height value displayed on the touch screen is lower than or higher than a target module height value, a starting instruction is sent to the PLC by clicking the starting module, the PLC controls the motor to start, and when the module height value read in real time by the PLC reaches the target module height value, the motor is controlled to stop; the die height adjusting device has the advantages of convenience in operation, high operation efficiency and high die height adjusting precision.

Description

Sliding block adjusting mechanism

Technical Field

The utility model relates to a die height adjustment technique among the mechanical press especially relates to a slider guiding mechanism.

Background

The mechanical press is provided with a slide adjustment mechanism for adjusting the die height, as shown in figures 2a and 2b, the sliding block comprises a sliding block body 1, a motor (not shown in the figure) and a chain wheel 3 which are arranged on the rear end face of the sliding block body 1, a worm wheel 4 and a worm 5 which are arranged in the sliding block body 1, a mechanical die height display 93 which is arranged on the front end face of the sliding block body 1, an output shaft of the motor is connected with the chain wheel 3 through a chain (not shown in the figure), the output end of the chain wheel 3 is fixedly connected with the rear end of the worm 5, the front end of the worm 5 is connected with the mechanical die height display 93, the worm 5 is meshed with the worm wheel 4, saw teeth 6 are coaxially arranged in a central through hole of the worm wheel 4, the bottom ends of the saw teeth 6 are connected with the bottom of the sliding block body 1, the tops of the saw teeth 6 extend out of the top of the sliding block body 1 and are in threaded connection with saw tooth. When the sliding block adjusting mechanism works, the motor drives the chain wheel 3 to rotate through the chain, the chain wheel 3 drives the worm 5 to rotate, the worm wheel 4 drives the saw teeth 6 to rotate, the sliding block body 1 is driven to ascend or descend, sliding block adjusting action is completed, and the die height values before and after sliding block adjustment can be observed from the mechanical die height display 93.

In the actual production process, the die height can be adjusted through the sliding block adjusting mechanism every time a customer changes the die. The sliding block adjusting mechanism needs an operator to manually operate the switch to control the motor to rotate forwards or reversely or stop when changing the die each time, and needs multiple operations to reach the required die height, so that the operation efficiency is low; because of manual operation, the die height adjusting precision can not meet the requirements of customers; after the die height is adjusted every time, the mechanical press machine cannot memorize the die height, and the manual adjustment is needed again under the condition of the same die height next time, so that the time waste is caused, and the die changing efficiency is low; the slider adjustment mechanism cannot meet the full-automatic operation requirements of some customers. In addition, a positioning pin 91 is disposed on the hole wall of the central through hole of the worm wheel 4 in the slider adjusting mechanism, a positioning hole 92 is disposed on the saw tooth 6, and the positioning pin 91 is matched with the positioning hole 92 to connect the saw tooth 6 with the worm wheel 4, however, the center of the slider body 1 may shift left and right when it ascends or descends, which may affect the die height adjusting accuracy.

Disclosure of Invention

The utility model aims to solve the technical problem that a slider guiding mechanism is provided, its convenient operation, operating efficiency is high, and the mould height adjustment precision is high.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a slider guiding mechanism, include the slider body, set up in the rear end face of slider body on motor and sprocket, set up in the slider body in worm wheel and worm, coaxial vertical set up in the central through hole of worm wheel in saw tooth, install on mechanical press and be located the saw tooth nut of the top of slider body, the output shaft of motor pass through the chain with the sprocket connect, the worm level arrange, the sprocket the output with the rear end fixed connection of worm, the worm with the worm wheel meshing, the bottom of saw tooth with the bottom of slider body connect, the top of saw tooth stretch out outside the top of slider body and with saw tooth nut spiro union, its characterized in that: the sliding block adjusting mechanism further comprises a digital display module height display and an intelligent control system, wherein the digital display module height display is installed on the front end face of the sliding block body and is connected with the front end of the worm, the digital display module height display displays an initial module height value and a module height value which changes in real time, the intelligent control system comprises a PLC (programmable logic controller) and a touch screen, the PLC is respectively connected with the digital display module height display, the motor and the touch screen, a starting module is arranged on the touch screen, the PLC reads the module height value displayed on the digital display module height display in real time, the PLC transmits the initial module height value to the touch screen, and when the initial module height value displayed on the touch screen is lower than or higher than a target module height value, the starting module is clicked to send a starting instruction to the PLC, the PLC controller receives a starting instruction and then controls the motor to be started so as to enable the sliding block body to ascend or descend, and when the module height value read in real time by the PLC controller reaches a target module height value, the PLC controller controls the motor to stop.

The touch screen is also provided with a storage module and a downloading module, a database for storing the modulus height values of various molds is arranged in the PLC, a storage instruction is sent to the PLC by clicking the storage module, and the PLC stores the modulus height values of the molds to the database after receiving the storage instruction; and clicking the downloading module to send a downloading instruction to the PLC, and calling the die height value of the die from the database as a target die height value after the PLC receives the downloading instruction. The PLC can store the die height value of a die by clicking the storage module, namely the die height value of the die is memorized after the die height adjustment is completed each time, so that the PLC can call the die height value of the same die height as a target die height value by directly clicking the download module under the condition of the same die height next time, the motor is controlled to stop when the die height value read in real time reaches the target die height value, the operation time is greatly saved, and the die change efficiency is improved.

The wall of the central through hole of the worm wheel is symmetrically provided with two positioning pins, the peripheral wall of the saw teeth is symmetrically provided with two positioning holes, and the positioning pins are matched with the positioning holes to enable the worm wheel to be connected with the saw teeth together. Here, through two locating pins of symmetry setting on the pore wall of the central through-hole at the worm wheel, and two locating holes are seted up to the symmetry on the periphery wall of saw tooth for saw tooth is stable with being connected of worm wheel and saw tooth can not produce the skew when the worm wheel is rotatory, thereby the center can not produce the skew when making the slider body rise or descend, has further ensured mould height adjustment accuracy.

Compared with the prior art, the utility model has the advantages of:

1) through setting up digital display mould height display and the intelligent control system who constitutes by PLC controller and touch-sensitive screen, operating personnel is when observing the initial mould height numerical value that shows on the touch-sensitive screen and be less than or be higher than target mould height numerical value at every time die change, only need click the start module, the PLC controller will control the motor and start, the motor passes through the chain and drives the sprocket rotation, the sprocket drives the worm and rotates, it is rotatory to make the worm wheel drive the saw tooth, thereby it rises or descends to drive the slider body, accomplish slider adjustment action, the PLC controller will control the motor and stop when the mould height numerical value that reads reaches target mould height numerical value, and not only convenient for operation, high operation efficiency, and stop by PLC controller automatic control motor, make mould height adjustment precision high.

2) The slide block adjusting mechanism can meet the requirements of high intellectualization, automation and mold diversification in the production process of a mechanical press.

Drawings

Fig. 1a is a schematic front view of a slide adjusting mechanism of the present invention;

FIG. 1b is a transverse cross-sectional view of FIG. 1 a;

fig. 1c is a rear partial schematic view of the slide adjusting mechanism of the present invention;

fig. 1d is a schematic structural diagram of the intelligent control system in the slide block adjusting mechanism of the present invention;

FIG. 2a is a schematic front view of a prior art slider adjustment mechanism;

fig. 2b is a transverse cross-sectional view of fig. 2 a.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The utility model provides a slide block adjusting mechanism, as shown in fig. 1a to fig. 1d, it includes a slide block body 1, a motor 2 and a chain wheel 3 arranged on the rear end face of the slide block body 1, a worm wheel 4 and a worm 5 arranged in the slide block body 1, a saw tooth 6 coaxially and vertically arranged in the central through hole of the worm wheel 4, a saw tooth nut (not shown in the figure) fixedly arranged on a mechanical press machine and positioned above the slide block body 1, a digital display module height display 7 and an intelligent control system 8, an output shaft of the motor 2 is connected with the chain wheel 3 through a chain 31, the worm 5 is horizontally arranged, an output end of the chain wheel 3 is fixedly connected with the rear end of the worm 5, the worm 5 is meshed with the worm wheel 4, the bottom end of the saw tooth 6 is connected with the bottom of the slide block body 1, the top of the saw tooth 6 extends out of the top of the slide block body 1 and is in bolt joint with the saw tooth nut, the digital display module height display 7 is connected with the front end of the worm 5, the digital display module height display 7 displays an initial module height value (namely, the module height value displayed before module height adjustment) and a module height value which changes in real time, the intelligent control system 8 is composed of a PLC (programmable Logic controller) controller 81 and a touch screen 82, the PLC controller 81 is respectively connected with the digital display module height display 7, the motor 2 and the touch screen 82, a starting module 821 is arranged on the touch screen 82, the PLC controller 81 reads the module height value displayed on the digital display module height display 7 in real time, the PLC controller 81 transmits the initial module height value to the touch screen 82, when the initial module height value displayed on the touch screen 82 is lower than or higher than the target module height value, a starting instruction is sent to the PLC controller 81 by clicking the starting module 821, the PLC controller 81 controls the motor 2 to start to enable the sliding block body 1 to ascend or descend after receiving the starting instruction, when the module height value read in real time by the PLC 81 reaches the target module height value, the PLC 81 controls the motor 2 to stop.

In this embodiment, the touch screen 82 is further provided with a storage module 822 and a download module 823, the PLC controller 81 is provided with a database 811 for storing the modulus height values of various molds, a storage instruction is sent to the PLC controller 81 by clicking the storage module 822, and the PLC controller 81 stores the modulus height values of the molds to the database 811 after receiving the storage instruction; the downloading instruction is sent to the PLC controller 81 by clicking the downloading module 823, and the PLC controller 81 receives the downloading instruction and calls out the modulus height value of the mold from the database 811 as the target modulus height value. Here, if a mold is used for the first time, the mold height may be manually adjusted, the PLC controller 81 reads the mold height value of the mold displayed by the digital display mold height display 7 and transmits the mold height value to the touch screen 82, the PLC controller 81 may store the mold height value of the mold by clicking the storage module 822, that is, the mold height value of the mold is memorized after the mold height adjustment is completed each time, so that the PLC controller 81 may call the mold height value of the same mold height as the target mold height value by directly clicking the download module 823 under the condition of the same mold height at the next time, and the motor 2 is controlled to stop when the mold height value read in real time reaches the target mold height value, thereby greatly saving the operation time and improving the mold changing efficiency and correctness.

In this embodiment, two positioning pins 91 are symmetrically disposed on the hole wall of the central through hole of the worm wheel 4, two positioning holes 92 are symmetrically disposed on the outer peripheral wall of the saw teeth 6, and the positioning pins 91 are matched with the positioning holes 92 to connect the worm wheel 4 and the saw teeth 6 together. Here, two positioning pins 91 are symmetrically arranged on the hole wall of the central through hole of the worm wheel 4, and two positioning holes 92 are symmetrically formed in the outer peripheral wall of the saw tooth 6, so that the saw tooth 6 is stably connected with the worm wheel 4, the saw tooth 6 cannot deviate when the worm wheel 4 rotates, the center cannot deviate when the slider body 1 ascends or descends, and the die height adjusting precision is further ensured.

In the embodiment, the digital display module height display 7 directly adopts a commercial digital display module height display; the touch screen 82 adopts the prior art, corresponding modules are arranged according to the functions required by the sliding block adjusting mechanism, such as a starting module 821, a storage module 822 and a downloading module 823, and can display the initial module height value, the module height value which changes in real time, the adjusted target module height value and the like transmitted by the PLC 81, and the arrangement of various functional modules and the display of data on the touch screen 82 can be conveniently realized by adopting the prior art in the field; the PLC controller 81 adopts the prior art, and the functions of reading the initial modulus height value and the real-time changing modulus height value displayed by the digital display modulus height display 7, receiving various instructions to complete various operations according to instructions, controlling the motor 2 to start or stop, and the like, which are displayed by the PLC controller 81, can be conveniently realized in the prior art.

Claims

1. The utility model provides a slider guiding mechanism, include the slider body, set up in the rear end face of slider body on motor and sprocket, set up in the slider body in worm wheel and worm, coaxial vertical set up in the central through hole of worm wheel in saw tooth, install on mechanical press and be located the saw tooth nut of the top of slider body, the output shaft of motor pass through the chain with the sprocket connect, the worm level arrange, the sprocket the output with the rear end fixed connection of worm, the worm with the worm wheel meshing, the bottom of saw tooth with the bottom of slider body connect, the top of saw tooth stretch out outside the top of slider body and with saw tooth nut spiro union, its characterized in that: the sliding block adjusting mechanism further comprises a digital display module height display and an intelligent control system, wherein the digital display module height display is installed on the front end face of the sliding block body and is connected with the front end of the worm, the digital display module height display displays an initial module height value and a module height value which changes in real time, the intelligent control system comprises a PLC (programmable logic controller) and a touch screen, the PLC is respectively connected with the digital display module height display, the motor and the touch screen, a starting module is arranged on the touch screen, the PLC reads the module height value displayed on the digital display module height display in real time, the PLC transmits the initial module height value to the touch screen, and when the initial module height value displayed on the touch screen is lower than or higher than a target module height value, the starting module is clicked to send a starting instruction to the PLC, the PLC controller receives a starting instruction and then controls the motor to be started so as to enable the sliding block body to ascend or descend, and when the module height value read in real time by the PLC controller reaches a target module height value, the PLC controller controls the motor to stop.

2. A slide adjustment mechanism as claimed in claim 1, wherein: the touch screen is also provided with a storage module and a downloading module, a database for storing the modulus height values of various molds is arranged in the PLC, a storage instruction is sent to the PLC by clicking the storage module, and the PLC stores the modulus height values of the molds to the database after receiving the storage instruction; and clicking the downloading module to send a downloading instruction to the PLC, and calling the die height value of the die from the database as a target die height value after the PLC receives the downloading instruction.

3. A slide adjustment mechanism according to claim 1 or 2, wherein: the wall of the central through hole of the worm wheel is symmetrically provided with two positioning pins, the peripheral wall of the saw teeth is symmetrically provided with two positioning holes, and the positioning pins are matched with the positioning holes to enable the worm wheel to be connected with the saw teeth together.