CN111496768A - A grabbing device capable of absorbing dust and using method - Google Patents

Abstract

A grabbing device capable of absorbing dust, comprising a base, a dust suction mechanism is arranged in the base, a clamping mechanism is arranged under the base, and a driving mechanism is arranged above the base; the interior of the base is separated There are two upper and lower cavities, the dust suction mechanism includes an air pump, the air pump is arranged in the upper cavity in the base, and the side wall of the lower cavity in the base is provided with a cover body; the clamping mechanism includes a claw seat, a claw seat Connected to the base through a connecting pipe, the claw seat is provided with an inner cavity of the claw seat, and the inner cavity of the claw seat is communicated with the lower cavity in the base through the connecting pipe; the base is arranged directly above the feeding crawler. The invention utilizes the pneumatic device to realize parallel movement. When the clamping jaws are driven by gears for clamping, the hollow part of the clamping jaw arms sucks fine particles such as flour into the storage chamber inside the base through the air pump for storage, thereby realizing the clamping and removing dust at the same time. It has the characteristics of complete functions, wide application and reliable operation.

Description

A grabbing device capable of absorbing dust and using method

technical field

The invention relates to the field of material transfer equipment, in particular to a grabbing device capable of absorbing dust and a method of using the same.

Background technique

In the daily production and life process, it is inevitable to come into contact with some dust products with tiny particles, such as cement used in the construction industry, flour in the food industry or in the production of quartz powder. Dust refers to tiny solid particles that can float in the air for a long time. The "dust" in occupational health refers specifically to the dust formed in the production process, also called productive dust. If workers inhale productive dust in the production environment for a long time, they can develop a systemic disease with lung fibrosis as the main pathological change, called pneumoconiosis. This type of disease has become the occupational disease that causes the greatest harm to workers in our country. At present, corresponding laws and regulations are formulated for the dust problems generated in the production process of enterprises, so as to ensure that employees are protected accordingly during the production process, but for flour, cement and other products with dust particles in the warehouse stacking or handling process In the process of transportation, dust will inevitably be generated; especially in the process of manual transportation, it will cause great harm to human health. Therefore, it is necessary to design an intelligent grasping device that can absorb dust during transportation to solve the problem. The generation of dust particles in the handling process will cause harm to human health and damage to the environment.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a grabbing device that can absorb dust and a method of using the same. The pneumatic device is used to realize parallel movement. When the clamping jaws are driven by gears for clamping, the hollow part of the clamping jaws is driven by an air pump to remove the fine particles. For example, the flour is sucked into the storage chamber inside the base for storage, so as to realize the clamping and remove the dust. It has the characteristics of complete functions, wide application and reliable operation.

In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: a grabbing device capable of absorbing dust, comprising a base, a dust suction mechanism is arranged in the base, and a clamping mechanism is arranged under the base, A drive mechanism is arranged above the base;

The interior of the base is divided into two upper and lower cavities, the dust suction mechanism includes an air pump, the air pump is arranged in the upper cavity in the base, and a cover is provided on the side wall of the lower cavity in the base;

The clamping mechanism includes a claw seat, the claw seat is connected with the base through a connecting pipe, the claw seat is provided with an inner cavity of the claw seat, and the inner cavity of the claw seat is connected to the lower cavity in the base through the connecting pipe. connected;

The base is arranged just above the feeding crawler.

In a preferred solution, the drive mechanism includes a vertical sliding guide rod and a horizontal sliding guide rod;

One end of the vertical sliding guide rod is set on the top of the base, the vertical sliding guide rod is set through the first pneumatic cylinder, the push rod of the first pneumatic cylinder is upward, and the end of the push rod and the vertical sliding guide rod are far away from the base. One end of the seat is fixed on the same plate;

One end of the horizontal sliding guide rod is set on one side of the first pneumatic cylinder, the horizontal sliding guide rod is set through the second pneumatic cylinder, the push rod of the second pneumatic cylinder is horizontal, and the end of the second pneumatic cylinder is far away from the horizontal sliding guide rod One end of the first pneumatic cylinder is fixed on the same plate;

The second pneumatic cylinder is arranged on the fixed frame.

In a preferred solution, a drive gear shaft and a driven gear shaft parallel to each other are arranged in the claw seat, and a set of claws are respectively provided on the drive gear shaft and the driven gear shaft, and the two sets of claws are stacked. The lower end of the claw is connected with a claw arm through a pin shaft.

In a preferred solution, the driving gear shaft and the driven gear shaft are provided with a plurality of gears, and the gears on the driving gear shaft correspond to and mesh with the gears on the driven gear shaft one-to-one;

One end of the drive gear shaft passes through the side wall of the jaw seat and is connected with the stepping motor shaft arranged on the outer side wall of the jaw seat.

In a preferred solution, a distance sensor is provided on the lower edge of the outer side wall of the jaw seat.

In a preferred solution, the feeding crawler is driven by crawler shafts at both ends, one of which is connected to the crawler motor, and a weighing platform is provided at the output end of the crawler motor.

In a preferred solution, the side wall of the connecting pipe is provided with a plurality of first through holes, and the end wall of the inner cavity of the claw seat is provided with a plurality of second through holes.

Based on the using method of the above-mentioned grabbing device, the following steps are included:

1) Activate the first pneumatic cylinder to move the vertical sliding guide rod relative to the first pneumatic cylinder, and the distance sensor detects the distance between the jaws and the material bag to be grasped;

2) When it is detected that the distance between the claw and the woven bag reaches the set value, the stepping motor starts, and the driving gear shaft drives the driven gear shaft to clamp the material bag;

3) The first pneumatic cylinder starts again, and the whole device returns to the starting position;

4) The second pneumatic cylinder starts and drives the whole device and material bag to the weighing platform;

5) After the device moves the specified distance, the second pneumatic cylinder stops working, the first pneumatic cylinder starts, and the distance sensor detects the distance between the jaws and the existing material bags on the platform;

6) When it is detected that the distance between the claw and the woven bag reaches the set value, the stepping motor starts, the driving gear shaft drives the driven gear shaft to rotate, the claw moves and the material bag is released;

7) The first pneumatic cylinder is activated to drive the device to raise the set height, while the second pneumatic cylinder is activated to drive the device back to the initial position;

8) Repeat steps 1)-7) cyclically to achieve continuous material grabbing and transfer work.

In a preferred solution, in the process of step 1)-step 7), the air pump is always in a running state.

A dust-absorbing grabbing device and using method provided by the present invention have the following beneficial effects by adopting the above structure:

(1) Through the combination of the gripping mechanism and the vacuuming mechanism, the vacuuming and handling can be carried out at the same time. The mechanism has the characteristics of stable handling, clean dusting, simple structure, safety and reliability;

(2) The woven bag that is prone to dust can be handled by the present invention, which can greatly reduce the adverse consequences caused by dust raising, reduce costs, and is suitable for handling various materials.

Description of drawings

Below in conjunction with accompanying drawing and embodiment, the present invention will be further described:

FIG. 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is a schematic diagram of the clamping mechanism of the present invention.

FIG. 3 is a schematic cross-sectional structural diagram of the base and the claw seat in the connected state of the present invention.

In the figure: cover 1, claw arm 2, base 3, claw 4, pin 5, vertical sliding guide rod 6, horizontal sliding guide rod 7, first pneumatic cylinder 8, second pneumatic cylinder 9, drive Gear shaft 10, stepping motor 11, driven gear shaft 12, distance sensor 13, crawler motor 14, crawler shaft 15, feeding crawler 16, material bag 17, weighing platform 18, air pump 19, connecting pipe 20, first pass The hole 2001 , the claw seat 21 , the inner cavity 2101 of the claw seat, and the second through hole 2102 .

Detailed ways

Example 1:

As shown in FIG. 1 , a grabbing device capable of absorbing dust includes a base 3 , a dust suction mechanism is arranged inside the base 3 , a clamping mechanism is arranged below the base 3 , and a clamping mechanism is arranged above the base 3 . with a drive mechanism;

The base 3 is divided into two upper and lower cavities, the dust suction mechanism includes an air pump 19, the air pump 19 is arranged in the upper cavity in the base 3, and a cover is provided on the side wall of the lower cavity in the base 3 1;

The clamping mechanism includes a claw seat 21, the claw seat 21 is connected to the base 3 through a connecting pipe 20, the claw seat 21 is provided with a claw seat cavity 211, and the claw seat cavity 211 passes through the connecting pipe 20. communicate with the lower cavity in the base 3;

The base 3 is arranged directly above the feeding crawler 16 .

In a preferred solution, the drive mechanism includes a vertical sliding guide rod 6 and a horizontal sliding guide rod 7;

One end of the vertical sliding guide rod 6 is set on the top of the base 3, the vertical sliding guide rod 6 is set through the first pneumatic cylinder 8, the push rod of the first pneumatic cylinder 8 is upward, and the end of the push rod is in line with the vertical direction. One end of the sliding guide rod 6 away from the base 3 is fixed on the same plate;

One end of the horizontal sliding guide rod 7 is arranged on the side of the first pneumatic cylinder 8, the horizontal sliding guide rod 7 is arranged through the second pneumatic cylinder 9, the push rod of the second pneumatic cylinder 9 is horizontal and the end of the second pneumatic cylinder 9 is horizontal. It is fixed on the same plate with the end of the horizontal sliding guide rod 7 away from the first pneumatic cylinder 8;

The second pneumatic cylinder 9 is arranged on the fixed frame.

Example 2:

As shown in FIG. 2 , on the basis of Embodiment 1, the jaw seat 21 is provided with a driving gear shaft 10 and a driven gear shaft 12 that are parallel to each other, and the driving gear shaft 10 and the driven gear shaft 12 are respectively provided with There is a set of claws 4 , the two sets of claws 4 are stacked and arranged, and the lower ends of the claws 4 are connected with the claws 2 through the pin shaft 5 .

In a preferred solution, the driving gear shaft 10 and the driven gear shaft 12 are both provided with a plurality of gears, and the gears on the driving gear shaft 10 are in one-to-one correspondence with the gears on the driven gear shaft 12 and mesh;

One end of the drive gear shaft 10 passes through the side wall of the claw seat 21 and is axially connected with the stepping motor 11 disposed on the outer side wall of the claw seat 21 .

In a preferred solution, a distance sensor 13 is provided on the lower edge of the outer side wall of the claw seat 21 .

Example 3:

As shown in FIG. 1 , on the basis of Embodiment 1, the feeding crawler 16 is driven by the crawler shafts 15 at both ends, one of the crawler shafts 15 is connected to the crawler motor 14 , and the output end of the crawler motor 14 is provided with a weighing scale Platform 18.

Example 4:

As shown in FIG. 3 , on the basis of Embodiment 2, a plurality of first through holes 2001 are formed on the side wall of the connecting pipe 20 , and a plurality of second through holes 2102 are formed on the end wall of the inner cavity 2101 of the claw seat. .

Example 5:

On the basis of Example 1, the following steps are adopted to carry out the grabbing and transfer operation of bagged powder:

1) Activate the first pneumatic cylinder 8 to move the vertical sliding guide rod 6 relative to the first pneumatic cylinder 8, and the distance sensor 13 detects the distance between the claw 4 and the material bag 17 to be grasped;

2) When it is detected that the distance between the claw 4 and the woven bag reaches the set value, the stepping motor 11 starts, and the driving gear shaft 10 drives the driven gear shaft 12 to clamp the material bag 17;

3) The first pneumatic cylinder 8 starts again, and the whole device returns to the starting position;

4) The second pneumatic cylinder 9 starts and drives the entire device and the material bag 17 to push the weighing platform 18;

5) After the device moves the specified distance, the second pneumatic cylinder 9 stops working, the first pneumatic cylinder 8 starts, and the distance sensor 13 detects the distance between the jaw 4 and the existing material bag 17 on the platform;

6) When it is detected that the distance between the claw 4 and the woven bag reaches the set value, the stepping motor 11 starts, the driving gear shaft 10 drives the driven gear shaft 12 to rotate, the claw 4 moves and releases the material bag 17;

7) The first pneumatic cylinder 8 is activated to drive the device to raise the set height, while the second pneumatic cylinder 9 is activated to drive the device back to the initial position;

8) Repeat steps 1)-7) cyclically to achieve continuous material grabbing and transfer work.

In a preferred solution, in the process from step 1) to step 7), the air pump 19 is always running, and the dust generated when the bagged powder is transported enters the base through the first through hole 2001 and the second through hole 2102 3, and stored in the lower cavity of the base 3. After a period of transfer operation, the collected dust can be collected and cleaned by opening the cover 1. The collected dust can be directly shipped and processed as a finished product output.

Example 6:

On the basis of Embodiment 2, the distance sensor 13 adopts a proximity switch with a model of LJ10A3-2-Z/EX, the distance sensor 13 is connected to the controller, and the controller is connected to the first pneumatic cylinder 8, the second pneumatic cylinder 9 and the step into the motor 11.

Claims (9)

1. A gripping device capable of absorbing dust comprises a base (3), and is characterized in that: a dust suction mechanism is arranged in the base (3), a clamping mechanism is arranged below the base (3), and a driving mechanism is arranged above the base (3);

the interior of the base (3) is divided into an upper cavity and a lower cavity, the dust collection mechanism comprises an air pump (19), the air pump (19) is arranged in the upper cavity in the base (3), and the side wall of the lower cavity in the base (3) is provided with a cover body (1);

the clamping mechanism comprises a jaw seat (21), the jaw seat (21) is connected with the base (3) through a connecting pipe (20), a jaw seat inner cavity (211) is arranged in the jaw seat (21), and the jaw seat inner cavity (211) is communicated with a lower cavity in the base (3) through the connecting pipe (20);

the base (3) is arranged right above the feeding crawler belt (16).

2. A dust-absorbing gripping device according to claim 1, wherein: the driving mechanism comprises a vertical sliding guide rod (6) and a horizontal sliding guide rod (7);

one end of the vertical sliding guide rod (6) is arranged at the top of the base (3), the vertical sliding guide rod (6) penetrates through the first pneumatic cylinder (8) to be arranged, a push rod of the first pneumatic cylinder (8) faces upwards, and the end part of the push rod and one end, far away from the base (3), of the vertical sliding guide rod (6) are fixed on the same plate;

one end of the horizontal sliding guide rod (7) is arranged on one side of the first pneumatic cylinder (8), the horizontal sliding guide rod (7) penetrates through the second pneumatic cylinder (9), a push rod of the second pneumatic cylinder (9) is horizontal, and the end part of the second pneumatic cylinder (9) and one end, far away from the first pneumatic cylinder (8), of the horizontal sliding guide rod (7) are fixed on the same plate;

the second pneumatic cylinder (9) is arranged on the fixed frame.

3. A dust-absorbing gripping device according to claim 1, wherein: the claw seat (21) in be equipped with drive gear axle (10) and driven gear axle (12) that are parallel to each other, be equipped with a set of jack catch (4) on drive gear axle (10) and driven gear axle (12) respectively, two sets of jack catch (4) pile up and set up, the lower extreme of jack catch (4) is connected with claw arm (2) through round pin axle (5).

4. A dust-absorbing gripping device according to claim 3, wherein: a plurality of gears are arranged on the driving gear shaft (10) and the driven gear shaft (12), and the gears on the driving gear shaft (10) correspond to and are meshed with the gears on the driven gear shaft (12) one by one;

one end of the driving gear shaft (10) penetrates through the side wall of the jaw seat (21) and is connected with a stepping motor (11) arranged on the outer side wall of the jaw seat (21) in a shaft mode.

5. A dust-absorbing gripping device according to claim 4, wherein: and a distance sensor (13) is arranged on the lower edge of the outer side wall of the jaw seat (21).

6. A dust-absorbing gripping device according to claim 1, wherein: the feeding crawler belt (16) is driven by crawler belt shafts (15) at two ends, one crawler belt shaft (15) is connected with a crawler belt motor (14) in a shaft mode, and a weighing platform (18) is arranged at the output end position of the crawler belt motor (14).

7. A dust-absorbing gripping device according to claim 1, wherein: the side wall of the connecting pipe (20) is provided with a plurality of first through holes (2001), and the end wall of the inner cavity (2101) of the clamping jaw seat is provided with a plurality of second through holes (2102).

8. Use of a dust-absorbing gripping device according to any of claims 1-7, characterized by the following steps:

1) starting a first pneumatic cylinder (8) to enable a vertical sliding guide rod (6) to move relative to the first pneumatic cylinder (8), and detecting the distance between a clamping jaw (4) and a material bag (17) to be grabbed by a distance sensor (13);

2) when the distance between the clamping jaw (4) and the woven bag is detected to reach a set value, the stepping motor (11) is started, and the gear shaft (10) is driven to drive the driven gear shaft (12) to clamp the material taking bag (17);

3) the first pneumatic cylinder (8) is started again, and the whole device returns to the initial position;

4) the second pneumatic cylinder (9) is started and drives the whole device and the material bag (17) to push to the weighing platform (18);

5) after the device moves for a specified distance, the second pneumatic cylinder (9) stops operating, the first pneumatic cylinder (8) is started, and meanwhile, the distance sensor (13) detects the distance between the clamping jaw (4) and the material bag (17) on the platform;

6) when the distance between the clamping jaw (4) and the woven bag is detected to reach a set value, the stepping motor (11) is started, the gear shaft (10) is driven to drive the driven gear shaft (12) to rotate, and the clamping jaw (4) acts and releases the material bag (17);

7) the first pneumatic cylinder (8) is started to drive the device to lift a set height, and meanwhile, the second pneumatic cylinder (9) is started to drive the device to return to an initial position;

8) and (4) repeating the steps 1) -7) circularly to realize continuous material grabbing and transferring work.

9. The use method of a dust-absorbing gripping device according to claim 8, wherein: in the processes from the step 1) to the step 7), the air pump (19) is always in a running state.

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