CN216803847U

CN216803847U - Press machine with automatic weighing function

Info

Publication number: CN216803847U
Application number: CN202220013365.8U
Authority: CN
Inventors: 郭永生
Original assignee: Tangshan Xinya Refractory Material Co ltd
Current assignee: Tangshan Xinya Refractory Material Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-06-24
Anticipated expiration: 2032-01-05

Abstract

The utility model relates to a press with automatic function of weighing belongs to press technical field, and it includes press body, press body includes the workstation, one side of workstation is provided with the feed bin, the below of feed bin is provided with the weighing hopper, be provided with level sensor in the weighing hopper, the level sensor electricity is connected with the controller, the discharge gate fixedly connected with discharging pipe of feed bin, be provided with first motorised valve on the discharging pipe, first motorised valve is connected with the controller electricity. The method has the effect of reducing the possibility that the weighing amount of the raw materials has deviation.

Description

Press machine with automatic weighing function

Technical Field

The application relates to the field of presses, in particular to a press with an automatic weighing function.

Background

In the production of refractory bricks, friction materials and other products, it is generally necessary to press raw materials into shapes using a press.

For example, in the process of press forming of refractory bricks by a press, raw materials are quantitatively added into a die by manual weighing, and then the press is started to extrude the raw materials in the die to form the refractory bricks, but the manual weighing of the raw materials has human factors, which may cause deviation in the weighing of the raw materials and influence on the quality of the formed product.

SUMMERY OF THE UTILITY MODEL

In order to reduce the possibility of deviation of the weighing amount of the raw materials, the application provides a press machine with an automatic weighing function.

The application provides a press with automatic function of weighing adopts following technical scheme:

the utility model provides a press with automatic weighing function, includes press body, press body includes the workstation, one side of workstation is provided with the feed bin, the below of feed bin is provided with the weighing hopper, be provided with level sensor in the weighing hopper, the level sensor electricity is connected with the controller, the discharge gate fixedly connected with discharging pipe of feed bin, be provided with first motorised valve on the discharging pipe, first motorised valve is connected with the controller electricity.

Through adopting above-mentioned technical scheme, when needing to weigh raw and other materials, the first electric valve of controller control is opened, raw and other materials in the feed bin carry out the weighing hopper through the discharging pipe this moment in, when the raw and other materials volume in the weighing hopper reachs the default, level sensor sends the signal of telecommunication for the controller, the controller receives the signal of telecommunication and controls first electric valve and close, thereby realize the automatic weighing to raw and other materials in the weighing hopper, and then reduce the artifical mode of weighing raw and other materials and have the human factor, the volume of weighing that leads to raw and other materials has the possibility of deviation.

Optionally, the press body still includes the briquetting, be provided with the pneumatic cylinder that drives the briquetting and remove along vertical direction on the press body, the pneumatic cylinder is connected with the controller electricity, one side of workstation is provided with reinforced platform, the backup pad of the vertical setting of fixedly connected with on the reinforced platform, it sets up in the backup pad to go out the feed bin, it drives the cylinder that the weighing hopper removed towards the workstation direction to go back fixedly connected with in the backup pad, cylinder and weighing hopper fixed connection, the discharge gate of weighing hopper is provided with the second motorised valve, the second motorised valve is connected with the controller electricity.

Through adopting above-mentioned technical scheme, when the piston rod shrink of controller control pneumatic cylinder, the piston rod of controller control cylinder is flexible, makes the piston rod of cylinder drive the measuring hopper and removes towards the direction of reinforced platform, to automatic raw and other materials that add in the mould to reduce the artifical work load that adds raw and other materials in to the mould of staff.

Optionally, a vibration motor is installed on the weighing hopper.

Through adopting above-mentioned technical scheme, the vibration through vibrating motor can make the raw and other materials of weighing hopper lateral wall adhesion drop, reduces the error that gets into the raw and other materials volume in the mould to through vibrating motor's vibration, can accelerate the speed that raw and other materials got into in the mould in the weighing hopper, and then improve work efficiency.

Optionally, a guide assembly for guiding the weighing hopper is arranged on the weighing hopper and the supporting plate.

Through adopting above-mentioned technical scheme, through setting up the direction subassembly, support the weighing hopper in the vertical direction, reduce because the gravity of weighing hopper leads to the possibility that the cylinder is pushed down to make the more stable work of cylinder.

Optionally, the guide assembly comprises a guide rod horizontally arranged, one end of the guide rod is fixedly connected to the supporting plate, the other end of the guide rod extends to the workbench, a guide block is fixedly connected to the side wall of the metering hopper, and the guide block is connected with the guide rod in a sliding mode.

Through adopting above-mentioned technical scheme, when the cylinder promoted the direction removal of weighing hopper towards the workstation, the guide block removed along the length direction of guide bar, shared the pressure of weighing hopper to the cylinder.

Optionally, the telescopic amount of the cylinder is smaller than the length of the guide rod.

Through adopting above-mentioned technical scheme, when the flexible volume of cylinder is less than the length of guide bar, can reduce the guide block and break away from the possibility of guide bar.

Optionally, a roller is mounted on the side wall of the weighing hopper, and the roller is in contact with the feeding platform.

Through adopting above-mentioned technical scheme, through setting up the gyro wheel, reduce the friction between weighing hopper and the reinforced platform, it is more smooth and easy when making weighing hopper remove on reinforced platform.

Optionally, a cover body covering the opening of the measuring hopper is fixedly connected to the discharge pipe.

Through adopting above-mentioned technical scheme, through setting up the cover body, reduce likepowder raw and other materials and get into the raise dust outward diffusion's that produces when the weighing hopper from the discharging pipe possibility, and then the environment around the protection press body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when raw materials need to be weighed, the controller controls the first electric valve to be opened, the raw materials in the storage bin are fed into the metering hopper through the discharge pipe, when the volume of the raw materials in the metering hopper reaches a preset value, the material level sensor sends an electric signal to the controller, and the controller receives the electric signal and controls the first electric valve to be closed, so that the automatic weighing of the raw materials in the metering hopper is realized, and the possibility that the weighing amount of the raw materials is deviated due to the fact that human factors exist in a manual weighing mode of the raw materials is reduced;

2. by arranging the guide assembly, the weighing hopper is supported in the vertical direction, so that the possibility that the air cylinder is pressed down due to the gravity of the weighing hopper is reduced, and the air cylinder can work more stably;

3. through setting up the cover body, reduce likepowder raw and other materials and get into the raise dust outward diffusion's that produces when the weighing hopper from the discharging pipe possibility, and then the environment around the protection press body.

Drawings

Fig. 1 is a schematic structural view of a press body in this embodiment.

Fig. 2 is a schematic structural view of the weighing hopper and the storage bin in the present embodiment.

Fig. 3 is a block diagram showing the configuration of the controller control in the present embodiment.

Description of reference numerals: 1. a press body; 11. a work table; 111. a mold; 12. a vertical rod; 13. a cross bar; 131. a hydraulic cylinder; 132. briquetting; 2. a charging platform; 21. a support plate; 22. a storage bin; 221. a discharge pipe; 222. a first electrically operated valve; 223. a cover body; 23. a connecting rod; 24. a measuring hopper; 241. a level sensor; 242. a controller; 243. a second electrically operated valve; 244. a cylinder; 245. a vibration motor; 246. a roller; 3. a guide assembly; 31. a guide bar; 32. and a guide block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a press with automatic weighing function. Referring to fig. 1, the press with automatic weighing function includes press body 1, press body 1 includes workstation 11, it has mould 111 to embed on the intermediate position of workstation 11 upper surface, the montant 12 of a vertical setting of both sides difference fixedly connected with of mould 111 on workstation 11, and two montants 12 set up the border department of being close to workstation 11, the one end fixedly connected with that keeps away from workstation 11 at two montants 12 is used for connecting the horizontal pole 13 of two montants 12, the pneumatic cylinder 131 of the vertical setting of fixedly connected with on horizontal pole 13, and the piston rod of pneumatic cylinder 131 is close to workstation 11 one side, fixedly connected with is the briquetting 132 unanimous with mould 111 shape on the piston rod of pneumatic cylinder 131.

Referring to fig. 1 and 2, one side at workstation 11 is provided with reinforced platform 2, the upper surface of reinforced platform 2 flushes with the upper surface of workstation 11 mutually, and reinforced platform 2 is located one side mutually perpendicular with two montant 12 line directions, the backup pad 21 of the vertical setting of one side fixedly connected with of workstation 11 is kept away from at reinforced platform 2, top at reinforced platform 2 is provided with feed bin 22, discharge gate department fixedly connected with discharging pipe 221 at feed bin 22, be provided with first motorised valve 222 on discharging pipe 221, fixed connection has the connecting rod 23 of level setting in backup pad 21, and the one end and the feed bin 22 fixed connection of backup pad 21 are kept away from to connecting rod 23.

A conical weighing hopper 24 is arranged on the charging platform 2, a horizontally arranged cylinder 244 is fixedly connected to the support plate 21, a piston rod of the cylinder 244 is close to one side of the workbench 11, and the piston rod of the cylinder 244 is fixedly connected with the weighing hopper 24. Referring to fig. 3, a level sensor 241 for weighing the volume of the raw material in the weighing hopper 24 is provided in the weighing hopper 24, the level sensor 241 is a radio frequency admittance level gauge in the present embodiment, a controller 242 is electrically connected to the level sensor 241, the controller 242 is electrically connected to the first electric valve 222, a second electric valve 243 is provided at the discharge port of the weighing hopper 24, the second electric valve 243 is electrically connected to the controller 242, and the controller 242 is further electrically connected to the cylinder 244 and the hydraulic cylinder 131, respectively.

When the piston rod of the hydraulic cylinder 131 is driven by the controller 242 to contract and move towards the direction far away from the mold 111, the controller 242 controls the first electric valve 222 to be opened, at the moment, the raw material in the bin 22 enters the measuring hopper 24 positioned below the discharging bin 22 through the discharging pipe 221, when the raw material in the measuring hopper 24 reaches a preset value, the level sensor 241 sends an electric signal to the controller 242, the controller 242 receives the electric signal and controls the first electric valve 222 to be closed, so that the automatic weighing of the volume of the raw material entering the measuring hopper 24 is realized, the possibility of deviation existing in artificial weighing of the raw material is reduced, and the quality of the product after molding is further improved.

When the first electric valve 222 is closed, the controller 242 controls the piston rod of the cylinder 244 to extend and retract, so that the cylinder 244 drives the weighing hopper 24 to move towards the direction of the workbench 11, when the weighing hopper 24 is positioned right above the die 111, the controller 242 controls the second electric valve 243 to open, and at the moment, the raw material in the weighing hopper 24 enters the die 111, so that the workload of manually adding the raw material into the die 111 by a worker is reduced.

Referring to fig. 1 and 2, the guide assembly 3 is arranged on the support plate 21 and the weighing hopper 24, the guide assembly 3 includes two guide rods 31 horizontally arranged, one end of each guide rod 31 is fixedly connected with the support plate 21, the other end of each guide rod 31 extends to the workbench 11, guide blocks 32 are respectively and fixedly connected to a pair of opposite side walls of the weighing hopper 24, the guide blocks 32 are sleeved on the guide rods 31 and are in sliding connection with the guide rods 31, and the extension amount of the piston rods of the air cylinders 244 is smaller than the length of the guide rods 31, so that the possibility that the guide blocks 32 are separated from the guide rods 31 is reduced.

When the cylinder 244 drives the weighing hopper 24 to move towards the direction of the die 111, the guide block 32 moves along the length direction of the guide rod 31, so that the weighing hopper 24 is supported, the pressure of the weighing hopper 24 on the cylinder 244 is reduced, and the possibility of damage to the cylinder 244 is reduced.

Referring to fig. 2, a vibration motor 245 is installed on a side wall of the weighing hopper 24, and the vibration of the vibration motor 245 causes the raw material adhered to the side wall of the weighing hopper 24 to fall off, and at the same time, the speed of discharging the weighing hopper 24 can be increased.

Referring to fig. 1 and 2, a roller 246 is mounted on the weighing hopper 24, and the roller 246 is in contact with the upper surface of the charging platform 2, the roller 246 being capable of reducing friction between the weighing hopper 24 and the charging platform 2 when the weighing hopper 24 is moved in the direction of the mould 111.

The discharge pipe 221 is fixedly connected with a conical cover body 223, and when the measuring hopper 24 is located right below the stock bin 22, the cover body 223 can cover the opening of the measuring hopper 24, so that the possibility of outward diffusion when powdery raw materials in the stock bin 22 enter raise dust generated by the measuring hopper 24 is reduced, and the possibility of pollution to the surrounding environment of the press machine body 1 is reduced.

The implementation principle of the press machine with the automatic weighing function in the embodiment of the application is as follows:

when the controller 242 controls the piston rod of the hydraulic cylinder 131 to contract and simultaneously controls the first electric valve 222 to open, the raw material in the bin 22 enters the measuring hopper 24 at the moment, when the raw material in the measuring hopper 24 reaches a preset value, the level sensor 241 sends an electric signal to the controller 242, the controller 242 receives the electric signal and controls the first electric valve 222 to close, and at the moment, the controller 242 controls the piston rod of the cylinder 244 to stretch and drive the measuring hopper 24 to move towards the direction of the mold 111.

When the weighing hopper 24 is positioned right above the mold 111, the controller 242 controls the second electric valve 243 to open, so that the raw material in the weighing hopper 24 enters the mold 111, and when all the raw material in the weighing hopper 24 enters the mold 111, the controller 242 controls the piston rod of the air cylinder 244 to contract, so that the weighing hopper 24 is positioned below the silo 22.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a press with automatic weighing function, includes press body (1), press body (1) includes workstation (11), its characterized in that: one side of workstation (11) is provided with feed bin (22), the below of feed bin (22) is provided with weighing hopper (24), be provided with level sensor (241) in weighing hopper (24), level sensor (241) electricity is connected with controller (242), the discharge gate fixedly connected with discharging pipe (221) of feed bin (22), be provided with first motorised valve (222) on discharging pipe (221), first motorised valve (222) is connected with controller (242) electricity.

2. The press machine with automatic weighing function according to claim 1, characterized in that: the press machine body (1) further comprises a pressing block (132), a hydraulic cylinder (131) which drives the pressing block (132) to move along the vertical direction is arranged on the press machine body (1), the hydraulic cylinder (131) is electrically connected with a controller (242), a feeding platform (2) is arranged on one side of the workbench (11), a support plate (21) which is fixedly connected with the vertical arrangement is arranged on the feeding platform (2), a storage bin (22) is arranged on the support plate (21), a cylinder (244) which drives the metering hopper (24) to move towards the direction of the workbench (11) is further fixedly connected with the support plate (21), the cylinder (244) is fixedly connected with the metering hopper (24), a discharge hole of the metering hopper (24) is provided with a second electric valve (243), and the second electric valve (243) is electrically connected with the controller (242).

3. The press machine with automatic weighing function according to claim 1, characterized in that: and a vibration motor (245) is arranged on the measuring hopper (24).

4. The press machine with automatic weighing function according to claim 1 or 2, characterized in that: and the measuring hopper (24) and the support plate (21) are provided with a guide component (3) for guiding the measuring hopper (24).

5. The press machine with automatic weighing function according to claim 4, characterized in that: the utility model discloses a guide assembly, including the level guide bar (31) that sets up guide bar (3), the one end fixed connection of guide bar (31) is on backup pad (21), the other end of guide bar (31) extends to on workstation (11), fixedly connected with guide block (32) on the lateral wall of weighing hopper (24), guide block (32) and guide bar (31) sliding connection.

6. The press machine with automatic weighing function according to claim 2, characterized in that: the expansion and contraction amount of the air cylinder (244) is smaller than the length of the guide rod (31).

7. The press machine with automatic weighing function according to claim 2, characterized in that: and a roller (246) is arranged on the side wall of the metering hopper (24), and the roller (246) is in contact with the charging platform (2).

8. The press machine with automatic weighing function according to claim 1, characterized in that: the discharge pipe (221) is fixedly connected with a cover body (223) which covers the opening of the measuring hopper (24).