CN217574245U

CN217574245U - Automatic weighing and feeding hydraulic machine

Info

Publication number: CN217574245U
Application number: CN202221172504.8U
Authority: CN
Inventors: 吕肖德; 赵典富; 罗春发
Original assignee: Ruian Huade Hydraulic Machinery Manufacturing Co ltd
Current assignee: Ruian Huade Hydraulic Machinery Manufacturing Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-14
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses an automatic pay-off hydraulic press weighs, including electrical system, a workbench, the entablature, workstation and entablature are connected by the stand, the slider is located between workstation and the entablature and with stand sliding fit, still including the automatic feeding subassembly that weighs who locates the workstation rear, a position sensor for detecting about the slider, the automatic feeding subassembly that weighs includes the feed bin and sends the material after the measurement into the second funnel of installing in the bed die on the workstation, the feed bin bottom is equipped with the screw rod, screw rod rear end cover is equipped with the feed cylinder, the feed cylinder is equipped with open-ended discharge gate down, the screw rod is rotatory by a servo motor drive, the metering cylinder is installed on weighing sensor and is located the discharge gate below, the export of metering cylinder bottom is equipped with the first board of seting forth and seals, weighing sensor is fixed to be set up, it is used for receiving the material in the metering cylinder to lie in metering cylinder export below when the second funnel resets.

Description

Automatic weighing and feeding hydraulic machine

Technical Field

The utility model relates to a hydraulic press technical field specifically is an automatic pay-off hydraulic press of weighing.

Background

At present, when being used for pressing moulding powder or tiny granule material in the mould, product density, intensity are unanimous after guaranteeing the suppression, all need weigh the material before the suppression and put into the mould again, and this kind of work of weighing still relies on the manual work to go on with balance or electronic scale at present mostly, and human error is big, inefficiency, easily drifts away at the material in-process material dust and causes operational environment to pollute.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic pay-off hydraulic press weighs, can weigh automatically and the material transfer process all goes on in the housing, has effectively reduced the material and has wafted, has that the precision stability is good, the material loading is convenient, production efficiency is high, simple structure, environment friendly's advantage, has solved the problem among the prior art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an automatic weighing pay-off hydraulic press, includes electrical system 32, workstation 24, entablature 30, workstation 24 and entablature 30 are connected by stand 26, and slider 28 is located workstation 24 with between the entablature 30 and with stand 26 sliding fit, still including locating the automatic weighing pay-off subassembly at workstation 24 rear, be used for detecting position sensor 29 about slider 28, the automatic weighing pay-off subassembly includes feed bin 1 and sends the material after the measurement into install second funnel 23 in the bed die 25 on workstation 24, second funnel 23 bottom export activity is equipped with baffle 21, baffle 21 is passed by second cylinder 22, feed bin 1 bottom is equipped with screw rod 4, screw rod 4 rear end cover is equipped with feed cylinder 2, feed cylinder 2 is equipped with open-ended discharge gate 6 down, screw rod 4 is rotatory by the drive of first servo motor 3, and metering cylinder 9 is installed on weighing sensor 11 and is located on the weighing sensor 11 discharge gate 6 below, metering cylinder 9 bottom export is equipped with first tray 10 and seals, weighing sensor 11 sets up fixedly, when the second is located when the second outlet 9 is used for resetting the metering cylinder 9.

Further, first servo motor 3 passes through motor mounting panel 7 fixed mounting in 1 below the feed bin, 3 output of first servo motor pass through hold-in range 5 with 4 linkages of screw rod.

Further, the upper part of the first panel 10 is movably hinged with the side surface of the metering cylinder 9, the plate part of the first panel 10 is used for opening and closing the outlet of the metering cylinder 9, and the first panel 10 is driven by the first cylinder 8 to turn.

Further, a first hopper 13 is connected below the outlet of the metering cylinder 9.

Further, the second hopper 23 is installed at the front of the moving arm 20; the rear part of the moving arm 20 is arranged on a moving seat 19, the moving seat 19 is movably guided by a linear rail 18, a screw rod 17 is screwed in the moving seat 19, and the screw rod 17 is driven to rotate by a second servo motor 15.

Furthermore, both sides of the worktable 24 and the automatic weighing and feeding component are provided with a housing 33, and four corners of the bottom of the automatic weighing and feeding component are provided with vibration reduction support feet 34.

The utility model has the advantages that: the utility model provides a pair of automatic pay-off hydraulic press of weighing can weigh automatically and the material transfer process all goes on in the housing, has effectively reduced the material and has drifted away, has that the precision stability is good, the material loading is convenient, production efficiency is high, simple structure, environment-friendly's advantage.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a side view of the present invention (with the housing removed);

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partial enlarged view of the automatic weighing and feeding assembly of the present invention.

Fig. 5 is a partial enlarged view of the automatic weighing and feeding assembly according to another view angle of the present invention.

Fig. 6 is a perspective view of another viewing angle of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-6, an automatic weighing and feeding hydraulic machine comprises an electric control system 32, a workbench 24, an upper beam 30, the workbench 24 and the upper beam 30 are connected by a column 26, a slider 28 is arranged between the workbench 24 and the upper beam 30 and is in sliding fit with the column 26, an upper die 27 for material forming is arranged at the lower end of the slider 28, a main hydraulic cylinder 31 is arranged in the upper beam 30, the piston rod end of the main hydraulic cylinder 31 is fixedly connected with the upper end face of the slider 28 through a fastener, the automatic weighing and feeding hydraulic machine further comprises an automatic weighing and feeding assembly arranged behind the workbench 24 and a position sensor 29 for detecting the upper and lower parts of the slider 28, the automatic weighing and feeding assembly comprises a bin 1 and a second hopper 23 for feeding the metered materials into a lower die 25 arranged on the workbench 24, a baffle plate 21 is movably arranged at the bottom outlet of the second hopper 23, the baffle 21 is pushed by a second air cylinder 22, a screw rod 4 is arranged at the bottom of the stock bin 1, a charging barrel 2 is sleeved at the rear end of the screw rod 4, the charging barrel 2 is provided with a discharge port 6 with a downward opening, the screw rod 4 is driven to rotate by a first servo motor 3, a metering barrel 9 is arranged on a weighing sensor 11 and is arranged below the discharge port 6, a first charging plate 10 is arranged at an outlet at the bottom of the metering barrel 9 for sealing, the weighing sensor 11 is fixedly connected with a support 14 through a support plate 12 for fixing, and is positioned below an outlet of the metering barrel 9 for receiving materials in the metering barrel 9 when a second hopper 23 is reset, the first servo motor 3 is fixedly arranged below the stock bin 1 through a motor mounting plate 7, the output end of the first servo motor 3 is linked with the screw rod 4 through a synchronous belt 5, and here, a position sensor 29, the first servo motor 3 and the weighing sensor 11 are all electrically connected with an electric control system 32;

during operation, materials are put into the stock bin 1, the second hopper 23 is reset to be in a preparation working state under the control of the electric control system 32, the first servo motor 3 rotates to drive the screw rod 4 to rotate, so that the materials are extruded from the bottom of the stock bin 1 along the discharge port 6 of the charging barrel 2 and fall into the metering barrel 9, the weighing sensor 11 weighs the materials in the metering barrel 9, when the materials in the metering barrel 9 reach a set value, the first servo motor 3 stops rotating, the first illustrating plate 10 is opened, the materials fall into the second hopper 23 from the metering barrel 9, and then the first illustrating plate 10 is closed to weigh the materials at the next time; when the position sensor 29 detects that the slide block 28 rises to a set position, namely the upper die 27 and the lower die 25 finish die opening, the second hopper 23 advances to send the material to the upper part of the lower die 25, then the baffle 21 is pulled away from an outlet at the bottom of the second hopper 23 by the second cylinder 22, the material falls into the lower die 25, the reciprocating linear movement of the second hopper 23 is easy to control, and the reliability is good; metering cylinder 9, second funnel 23 is by the bottom ejection of compact, the material falls out completely, the defective material is few, be favorable to keeping the weight precision of transported substance material, after the material of second funnel 23 got into in bed die 25, baffle 21 seals second funnel 23 bottom export again, then second funnel 23 retreats and resets and receives the material that the measurement is good and wait for, here, after second funnel 23 retreats and sets for the distance, main hydraulic cylinder 31 drive slider 28 is down, make and go up mould 27 and bed die 25 closure and suppress the material, the mould sinking takes out the product after the suppression is accomplished, slider 28 continues to rise to when setting for the height, second funnel 23 sends into the material bed die once more, so automatic cycle.

Preferably, as shown in fig. 5, the upper portion of the first illustrating plate 10 is movably hinged to the side surface of the metering cylinder 9, a plate portion of the first illustrating plate 10 is used for opening and closing an outlet of the metering cylinder 9, the first illustrating plate 10 is driven to turn over by the first air cylinder 8, the upper end of the metering cylinder 9 is provided with an opening, the opening is opposite to the discharge port 6, the first air cylinder 8 is fixedly installed on the side surface of the metering cylinder 9 and is located above the first illustrating plate 10, and a piston rod end of the first air cylinder 8 is movably hinged to the tail portion of the first illustrating plate 10, so that when the material in the metering cylinder 9 reaches a set value, the piston rod of the first air cylinder 8 retracts to pull the first illustrating plate 10 to turn over outwards, the outlet of the metering cylinder 9 is opened, the material falls out, and otherwise, the outlet of the metering cylinder 9 is closed.

Preferably, a first funnel 13 is provided in succession below the outlet of the metering drum 9, just below the first funnel 13 when the second funnel 23 is repositioned with the moving arm 20, so that the material released from the outlet of the metering drum 9 falls is guided through the first funnel 13 into the second funnel 23, avoiding material drift, where the first funnel 13 is fixedly connected to the support 14 by means of fasteners.

Preferably, the second hopper 23 is mounted in front of the moving arm 20; the rear part of the moving arm 20 is arranged on the moving seat 19, the moving seat 19 is moved and guided by the linear rail 18, the screw rod 17 is screwed in the moving seat 19, the screw rod 17 is driven to rotate by the second servo motor 15, and the screw rod 17 is rotatably supported by the bearing seat 16, so that the position of the second hopper 23 can be accurately controlled, and scattering caused by inaccurate position is avoided.

As a further preferred embodiment, as shown in fig. 5, two metering cylinders 9 are arranged in parallel, so that two corresponding first servo motors 3, screws 4, first guide plates 10, first air cylinders 8, material cylinders 2, first hoppers 13 and second hoppers 23 are also arranged, and two second hoppers 23 are fixedly arranged in parallel at the front of the moving arm 20 and are respectively provided with a baffle 21 and a second air cylinder 22, so that two cavities of the lower mold 25 can be fed simultaneously, and the production efficiency is improved.

Preferably, the enclosers 33 are arranged on both sides of the workbench 24 and on the automatic weighing and feeding assembly, so that materials are extruded from the discharge port 6 of the charging barrel 2 and enter the metering barrel 9, the second hopper 23 and the lower die 25 in a relatively closed space, the materials are effectively prevented from flying to the working environment, and the enclosers 33 arranged on both sides of the workbench 24 are made of transparent materials such as organic glass, so that the internal conditions can be conveniently observed; damping support legs 34 are arranged at four corners of the bottom of the automatic weighing and feeding assembly, specifically, the damping support legs 34 are arranged at four corners of the bottom of the support 14, so that impact vibration generated when the upper die 27 and the lower die 25 are closed is separated, influence caused by the weighing sensor 11 is avoided, and long-term maintenance of the metering precision is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic weighing and feeding hydraulic machine comprises an electric control system (32), a workbench (24) and an upper cross beam (30), wherein the workbench (24) and the upper cross beam (30) are connected through a stand column (26), a sliding block (28) is arranged between the workbench (24) and the upper cross beam (30) and is in sliding fit with the stand column (26), and the automatic weighing and feeding hydraulic machine is characterized in that: the automatic weighing and feeding device is characterized by further comprising an automatic weighing and feeding assembly arranged behind the workbench (24) and a position sensor (29) used for detecting the up-and-down position of the sliding block (28), wherein the automatic weighing and feeding assembly comprises a storage bin (1) and a second hopper (23) used for feeding the metered materials into a lower die (25) arranged on the workbench (24), a baffle (21) is movably arranged at an outlet at the bottom of the second hopper (23), and the baffle (21) is pushed by a second air cylinder (22); feed bin (1) bottom is equipped with screw rod (4), screw rod (4) rear end cover is equipped with feed cylinder (2), feed cylinder (2) are equipped with open-ended discharge gate (6) down, screw rod (4) are rotatory by first servo motor (3) drive, and a metering cylinder (9) are installed on weighing sensor (11) and are located discharge gate (6) below, a metering cylinder (9) bottom export is equipped with first board (10) of seting forth and seals, weighing sensor (11) are fixed to be set up, work as second funnel (23) are located when reseing in a metering cylinder (9) export below is used for receiving material in the metering cylinder (9).

2. The automatic weight feed hydraulic machine of claim 1, wherein: first servo motor (3) pass through motor mounting panel (7) fixed mounting in feed bin (1) below, first servo motor (3) output pass through hold-in range (5) with screw rod (4) linkage.

3. The automatic weight feed hydraulic machine of claim 1, wherein: the upper part of the first tray (10) is movably hinged with the side surface of the metering drum (9), the plate part of the first tray (10) is used for opening and closing the outlet of the metering drum (9), and the first tray (10) is driven to turn over by the first cylinder (8).

4. An automatic weight feed hydraulic machine as claimed in claim 3 wherein: a first hopper (13) is connected below the outlet of the metering cylinder (9).

5. The automatic weight feed hydraulic machine of claim 1, wherein: the second hopper (23) is arranged in front of the moving arm (20); the rear part of the moving arm (20) is arranged on a moving seat (19), the moving seat (19) is moved and guided by a linear rail (18), a screw rod (17) is screwed in the moving seat (19), and the screw rod (17) is driven to rotate by a second servo motor (15).

6. The automatic weight feed hydraulic machine of claim 1, wherein: and the two sides of the workbench (24) and the automatic weighing and feeding component are respectively provided with a housing (33), and four corners of the bottom of the automatic weighing and feeding component are respectively provided with vibration reduction support legs (34).