Synchronous rotating shaft device of band-type brake of two-plate machine

Abstract

The utility model relates to the technical field of two-plate machines, and discloses a two-plate machine band-type brake synchronous rotating shaft device which comprises a driving motor, a fixed plate and a movable plate, a second fixed block fixed plate is arranged on the side portion of the second fixed block movable plate, and accurate control over a band-type brake can be achieved through the driving motor, a rotating rod and a control motor in the device. The synchronous movement between the two plates of the mold is ensured, so that the precision and the quality of a formed product are improved, the possibility of part failure caused by abrasion or aging can be reduced through the cooperation of a movable groove, a driving lead screw and a limiting rod, the service life of the device is prolonged, and two sets of control band-type brakes are arranged on the movable plate, so that the production efficiency is improved. And synchronous movement is realized through a complex transmission mechanism, so that the stability of the device is enhanced, unstable factors in a mold movement process are reduced, the problem that synchronous operation is out of control is solved, and the production efficiency of the injection molding machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of two-platen machines, in particular to a two-platen machine brake synchronous rotating shaft device. Background Art

[0002] Two-platen machine refers to the injection molding mechanism in an injection molding machine. An injection molding machine is a machine that uses plastic or metal materials to pressurize molten raw materials into a mold and solidify them after cooling. The injection molding mechanism includes components such as a syringe, a nozzle, a screw, and two plates.

[0003] In injection molding machines, the mold opening and closing actions are achieved through hydraulic systems or motor drives. The brake synchronous shaft is an important component of it, which is used to ensure the synchronous movement and stability between the two plates of the mold to ensure the accuracy and quality of the molded product.

[0004] The brake synchronous shaft is usually composed of motor, transmission device, encoder and control system. The control system can accurately control the speed and position of the motor to achieve accurate opening and closing of the mold. This can ensure the synchronization between the two plates during the opening and closing of the mold, avoid deformation or damage, and improve production efficiency and product quality.

[0005] After long-term use of the existing injection molding machine, the components of the brake synchronous shaft may fail due to wear or aging, and the synchronous operation cannot be controlled, which may cause asynchronous movement between the two plates of the mold, thereby affecting the precision and quality of the molded product; therefore, in order to not meet the existing needs, we proposed a two-plate machine brake synchronous shaft device. Utility Model Content

[0006] The utility model provides a two-plate machine brake synchronous shaft device, which has the advantages of realizing precise control of the brake, ensuring the synchronous movement between the two plates of the mold, thereby improving the precision and quality of the molded product. It solves the problem mentioned in the above background technology that after long-term use of the existing injection molding machine, the parts of the brake synchronous shaft may fail due to wear or aging, and the synchronous operation cannot be controlled, which may cause asynchronous movement between the two plates of the mold, thereby affecting the precision and quality of the molded product.

[0007] The utility model provides the following technical solutions: a two-plate machine brake synchronous rotating shaft device, comprising a driving motor, a fixed plate and a movable plate, the fixed plate being arranged on the side of the movable plate, the fixed plate and the movable plate being provided with a movable groove and a limit groove, the movable groove being arranged on the bottom side of the movable groove, a driving screw being inserted in the movable groove, a limit rod being movably inserted in the limit groove, the driving screw and the limit rod being arranged in parallel, the driving motor being transmission arranged on the side of the movable plate, a control brake for fixing being arranged on the movable plate, the control brake comprising an upper brake and a lower brake, the upper brake being arranged on the upper side of the lower brake, and a control component for controlling the upper brake and the lower brake being arranged on the movable plate.

[0008] As an optional scheme of a two-platen brake synchronous rotating shaft device described in the utility model, wherein: the control component includes a first fixed block installed on the side of the upper brake, a first rack is fixedly installed on the side of the fixed block, a second fixed block is installed on the side of the lower brake, a second rack is installed on the inner side of the second fixed block, a driving gear is arranged between the first rack and the second rack, and the driving gear is meshed with the first rack and the second rack.

[0009] As an optional solution of a two-plate brake synchronous rotating shaft device described in the utility model, the control component also includes a rotating rod movably plugged into the movable plate, the rotating rod outer sleeve is provided with a driving gear corresponding to the driving gear, and the end of the rotating rod is driven by a control motor for controlling the rotating rod.

[0010] As an optional solution of a two-plate machine brake synchronous rotating shaft device described in the utility model, wherein: the control brake is set into two groups, the two groups of control brakes are set on the movable plate, and the driving gear is also set into two, the two driving gears are located on both sides of the driving gear, and the driving gear is meshed with the driving gear.

[0011] As an optional solution of a two-plate brake synchronous rotating shaft device described in the utility model, wherein: a fixing rod is fixedly installed on the movable plate, the fixing rod is movably inserted in the driving gear, and the thickness of the driving gear is greater than the thickness of the first rack and the second rack.

[0012] As an optional scheme of a two-plate machine brake synchronous rotating shaft device described in the utility model, wherein: a telescopic rod is inserted between the upper brake and the lower brake, and a spring is provided on the outer sleeve of the telescopic rod, one end of the spring is in contact with the upper brake, and the other end of the spring is in contact with the lower brake.

[0013] As an optional scheme of a two-plate machine brake synchronous rotating shaft device described in the utility model, wherein: a first synchronization rod is fixedly installed between the upper brake and the upper brake, and a second synchronization rod is fixedly installed between the lower brake and the lower brake, and the first synchronization rod and the second synchronization rod are arranged in parallel.

[0014] As an optional solution of a two-plate machine brake synchronous shaft device described in the utility model, wherein: the control brake is provided with a high-temperature resistant coating on the outside, and the high-temperature resistant coating is set as an aluminum oxide coating.

[0015] The utility model has the following beneficial effects:

[0016] 1. The two-platen brake synchronous shaft device can realize precise control of the brake through the driving motor, rotating rod and control motor in the device, ensure the synchronous movement between the two plates of the mold, thereby improving the precision and quality of the molded product. Through the coordination of the movable groove, the driving screw and the limit rod, the possibility of failure of parts due to wear or aging can be reduced, and the service life of the device can be extended. Two sets of control brakes are set on the movable plate, and synchronous movement is achieved through a complex transmission mechanism, which helps to enhance the stability of the device and reduce the unstable factors in the mold movement process, thereby solving the problem of loss of control of synchronous operation and improving the production efficiency of the injection molding machine.

[0017] 2. The two-trigger brake synchronous shaft device provides better buffering and absorption capabilities by inserting a telescopic rod between the upper brake and the lower brake of the second fixed block and covering it with a spring, thereby reducing the impact caused by sudden stopping or starting, and further ensuring the stability and synchronization of the brake. A synchronization rod is fixedly installed between the upper brake and the lower brake, which helps to ensure the synchronous movement of the two brakes, thereby avoiding the problem of asynchronism caused by untimely action of one side, and further improving the accuracy and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the main three-dimensional structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the side structure of the main body of the utility model.

[0020] Figure 3 For the utility model Figure 2 A is an enlarged structural diagram of FIG.

[0021] Figure 4 This is a schematic diagram of other cutaway structures of the present invention.

[0022] In the figure: 100, driving motor; 200, fixed plate; 210, movable groove; 220, limiting groove; 230, driving screw rod; 240, limiting rod; 300, movable plate; 310, control brake; 320, upper brake; 330, lower brake; 340, telescopic rod; 350, spring; 360, first synchronization rod; 361, second synchronization rod; 370, high temperature resistant coating; 400, control component; 410, first fixed block; 420, first rack; 430, second fixed block; 440, second rack; 450, driving gear; 451, fixed rod; 460, rotating rod; 461, driving gear; 462, control motor. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Embodiment 1: This embodiment is intended to promote the solution of the problem that after long-term use of the existing injection molding machine, the components of the brake synchronous shaft may fail due to wear or aging, and the synchronous operation cannot be controlled, which may cause the two plates of the mold to move asynchronously, thereby affecting the precision and quality of the molded product. Please refer to Figure 1 - Figure 4 A two-plate brake synchronous shaft device includes a driving motor 100, a fixed plate 200 and a movable plate 300, a second fixed block 430, the fixed plate 200 is arranged on the side of the second fixed block 430 movable plate 300, a movable groove 210 and a limiting groove 220 are opened on the second fixed block 430 fixed plate 200 and the second fixed block 430 movable plate 300, the movable groove 210 of the second fixed block 430 is arranged at the bottom side of the movable groove 210 of the second fixed block 430, a driving screw rod 230 is inserted in the movable groove 210 of the second fixed block 430, a limiting rod 240 is movably inserted in the limiting groove 220 of the second fixed block 430, and the second fixed block 430 is provided with a movable groove 210. The driving screw rod 230 and the limiting rod 240 of the second fixed block 430 are arranged in parallel, the driving motor 100 of the second fixed block 430 is transmission-arranged on the side of the movable plate 300 of the second fixed block 430, and a control brake 310 for fixing is arranged on the movable plate 300 of the second fixed block 430. The control brake 310 of the second fixed block 430 includes an upper brake 320 and a lower brake 330. The upper brake 320 of the second fixed block 430 is arranged on the upper side of the lower brake 330 of the second fixed block 430, and a control component 400 for controlling the upper brake 320 of the second fixed block 430 and the lower brake 330 of the second fixed block 430 is arranged on the movable plate 300 of the second fixed block 430.

[0025] The second fixed block 430 control component 400 includes a first fixed block 410 installed on the side of the brake 320 of the second fixed block 430, a first rack 420 is fixedly installed on the side of the second fixed block 430, a second fixed block 430 is installed on the side of the brake 330 of the second fixed block 430, a second rack 440 is installed on the inner side of the second fixed block 430, a driving gear 450 is provided between the first rack 420 of the second fixed block 430 and the second rack 440 of the second fixed block 430, and the driving gear 450 of the second fixed block 430 is meshed with the first rack 420 of the second fixed block 430 and the second rack 440 of the second fixed block 430.

[0026] The second fixed block 430 control component 400 also includes a rotating rod 460 movably plugged into the second fixed block 430 movable plate 300, the outer sleeve of the second fixed block 430 rotating rod 460 is provided with a driving gear 461 corresponding to the second fixed block 430 driving gear 450, and the end of the second fixed block 430 rotating rod 460 is driven by a control motor 462 for controlling the second fixed block 430 rotating rod 460.

[0027] The second fixed block 430 control brake 310 is set in two groups, and the two groups of second fixed blocks 430 control brake 310 are set on the second fixed block 430 movable plate 300. The second fixed block 430 and the second fixed block 430 drive gear 450 are also set in two groups, and the two second fixed block 430 drive gears 450 are both located on both sides of the second fixed block 430 drive gear 461, and the second fixed block 430 drive gear 461 is meshed with the second fixed block 430 drive gear 450. A fixed rod 451 is fixedly installed on the second fixed block 430 movable plate 300, and the second fixed block 430 fixed rod 451 is movably inserted in the second fixed block 430 drive gear 450, and the second fixed block 430 drive gear 450 has a thickness greater than the thickness of the second fixed block 430 first rack 420 and the second fixed block 430 second rack 440.

[0028] When the driving motor 100 is started, the first and second racks 440 are driven by rotating the driving gear 450, thereby controlling the movement of the second fixed block 430. The rotation of the rotating rod 460 is achieved by the meshing of the driving gear 461 and the driving gear 450, and the control motor 462 is used to control the movement of the rotating rod 460, thereby controlling the action of the brake 310. The two sets of control brakes 310 are arranged on the movable plate 300, which can ensure the synchronous movement of the brakes, thereby ensuring the stability of the mold and the quality of the molded product.

[0029] In this embodiment: through the driving motor 100, the rotating rod 460 and the control motor 462 in the device, the brake can be precisely controlled to ensure the synchronous movement between the two plates of the mold, thereby improving the precision and quality of the molded product. Through the cooperation of the movable groove 210, the driving screw 230 and the limit rod 240, the possibility of failure of parts due to wear or aging can be reduced, and the service life of the device can be extended. Through the two sets of control brakes 310 set on the movable plate 300, and the synchronous movement is achieved through a complex transmission mechanism, it helps to enhance the stability of the device and reduce the unstable factors in the mold movement process. Thus, the problem of out-of-control synchronous operation is solved and the production efficiency of the injection molding machine is improved.

[0030] Embodiment 2: This embodiment is intended to promote the solution of the problems of out-of-control, insufficient stability and durability of synchronous operation. This embodiment is an improvement made on the basis of Embodiment 1. For details, please refer to Figure 1 - Figure 4 .

[0031] A telescopic rod 340 is inserted between the upper brake 320 of the second fixed block 430 and the lower brake 330 of the second fixed block 430. A spring 350 is provided on the outer sleeve of the telescopic rod 340 of the second fixed block 430. One end of the spring 350 of the second fixed block 430 contacts the upper brake 320 of the second fixed block 430, and the other end of the spring 350 of the second fixed block 430 contacts the lower brake 330 of the second fixed block 430. A first synchronization rod 360 is fixedly installed between the upper brake 320 of the second fixed block 430 and the upper brake 320 of the second fixed block 430. A second synchronization rod 361 is fixedly installed between the lower brake 330 of the second fixed block 430 and the lower brake 330 of the second fixed block 430. The first synchronization rod 360 of the second fixed block 430 and the second synchronization rod 361 of the second fixed block 430 are arranged in parallel. A high temperature resistant coating 370 is arranged on the outside of the control brake 310 of the second fixed block 430, and the high temperature resistant coating 370 of the second fixed block 430 is arranged as an aluminum oxide coating.

[0032] In this embodiment: by inserting the telescopic rod 340 between the upper brake 320 and the lower brake 330 of the second fixed block 430, and covering the spring 350, better buffering and absorption capabilities can be provided, reducing the impact caused by sudden stopping or starting, and further ensuring the stability and synchronization of the brake. By fixing the synchronization rod between the upper brake 320 and the lower brake 330, this helps to ensure the synchronous movement of the two brakes, thereby avoiding the problem of asynchronism caused by untimely action of one side, and further improving the accuracy and reliability of the device.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A two-plate brake synchronous shaft device, comprising a drive motor (100), a fixed plate (200) and a movable plate (300), characterized in that: The fixed plate (200) is arranged on the side of the movable plate (300), and a movable groove (210) and a limiting groove (220) are provided on the fixed plate (200) and the movable plate (300). The movable groove (210) is arranged on the bottom side of the movable groove (210), and a driving screw rod (230) is inserted into the movable groove (210), and a limiting rod (240) is movably inserted into the limiting groove (220). The driving screw rod (230) and the limiting rod (220) are movably inserted into the limiting groove (220). 40), the drive motor (100) is transmission-arranged on the side of the movable plate (300), the movable plate (300) is provided with a control brake (310) for fixing, the control brake (310) comprises an upper brake (320) and a lower brake (330), the upper brake (320) is arranged on the upper side of the lower brake (330), and the movable plate (300) is provided with a control component (400) for controlling the upper brake (320) and the lower brake (330).

2. A two-plate brake synchronous shaft device according to claim 1, characterized in that: The control component (400) includes a first fixed block (410) installed on the side of the upper brake (320), a first rack (420) is fixedly installed on the side of the fixed block, a second fixed block (430) is installed on the side of the lower brake (330), a second rack (440) is installed on the inner side of the second fixed block (430), a driving gear (450) is arranged between the first rack (420) and the second rack (440), and the driving gear (450) is meshed with the first rack (420) and the second rack (440).

3. A two-plate brake synchronous shaft device according to claim 2, characterized in that: The control assembly (400) further comprises a rotating rod (460) movably plugged into the movable plate (300), the rotating rod (460) being provided with a driving gear (461) corresponding to the driving gear (450) on its outer cover, and a control motor (462) for controlling the rotating rod (460) being provided at the end thereof.

4. A two-platen brake synchronous shaft device according to claim 3, characterized in that: The control brake (310) is provided in two groups, and the two groups of the control brake (310) are provided on the movable plate (300), and the driving gear (450) is also provided in two groups, and the two driving gears (450) are both located on both sides of the driving gear (461), and the driving gear (461) is meshed with the driving gear (450).

5. The two-plate brake synchronous shaft device according to claim 2, characterized in that: A fixing rod (451) is fixedly mounted on the movable plate (300), and the fixing rod (451) is movably inserted into the driving gear (450). The driving gear (450) has a thickness greater than that of the first rack (420) and the second rack (440).

6. A two-plate brake synchronous shaft device according to claim 1, characterized in that: A telescopic rod (340) is inserted between the upper brake (320) and the lower brake (330), and a spring (350) is provided on the outer sleeve of the telescopic rod (340). One end of the spring (350) contacts the upper brake (320), and the other end of the spring (350) contacts the lower brake (330).

7. The two-plate brake synchronous shaft device according to claim 1, characterized in that: A first synchronization rod (360) is fixedly installed between the upper brakes (320) and a second synchronization rod (361) is fixedly installed between the lower brakes (330) and the lower brakes (330). The first synchronization rod (360) and the second synchronization rod (361) are arranged in parallel.

8. The two-plate brake synchronous shaft device according to claim 1, characterized in that: The control brake (310) is provided with a high temperature resistant coating (370) on the outside, and the high temperature resistant coating (370) is configured as an aluminum oxide coating.

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