CN224012257U - Bung hole accurate positioning device - Google Patents

Abstract

The utility model discloses a bung hole accurate positioning device, which comprises an operation table with a storage cavity and a detection sensor, wherein an electric push rod assembly is arranged in the storage cavity, a driving motor drives a sliding table to move along a guide rod through a screw rod, a clamping assembly comprising an air cylinder is arranged on the sliding table, a Z-shaped bung hole clamping jig is arranged at the movable end of the air cylinder, the clamping jig comprises a first clamping plate, a second clamping plate and a vertical connecting block which are different in length, the bung hole clamping jigs on two sides press the inner wall of a steel drum, a drum supporting cushion block is arranged on the outer side of the air cylinder and is positioned between the air cylinder and the clamping jig, the edge of the steel drum is conveniently supported, the detection sensor detects the position of the bung hole during operation, the electric push rod drives the sliding table to accurately position, and the air cylinder pushes the jig to complete three-dimensional clamping. According to the utility model, the moving precision is ensured through double-shaft guiding of the screw rod-guide rod, the Z-shaped jig disperses clamping stress, the barrel supporting cushion block prevents the barrel body from sinking, and the bearing seat enhances the structural stability, so that the device is particularly suitable for a high-precision steel barrel processing production line.

Description

Bung hole accurate positioning device

Technical Field

The utility model relates to the field of steel iron barrel processing equipment, in particular to a precise barrel opening positioning device.

Background

In the existing steel drum processing equipment, the drum mouth positioning is mostly dependent on manual visual inspection adjustment, so that the problems of low positioning precision and poor efficiency exist. The sensor is adopted for detection in part of automatic equipment, but the multi-dimensional linkage adjustment structure is lacked, and the positioning requirements of barrels of different specifications are difficult to adapt. The existing clamping mechanism has the problems that the distribution of clamping force is uneven and the barrel mouth is stressed to deform, and a secondary positioning compensation mechanism is lacked, so that the high-precision processing requirement cannot be met.

Therefore, the utility model provides a bung hole accurate positioning device.

Disclosure of utility model

The utility model aims to provide a bung hole accurate positioning device for solving the problems in the background technology.

In order to achieve the aim, the utility model provides the following technical scheme that the accurate positioning device for the bung hole is characterized in that a table top is arranged at the top of an operation table, a downward concave storage cavity is arranged on the table top, and a detection sensor for detecting the position of the bung hole is arranged on one side of the table top;

An electric push rod assembly is arranged in the storage cavity, the electric push rod assembly comprises a driving motor, the output end of the driving motor is connected with one end of a screw rod, a sliding table is sleeved on the screw rod, the front end and the rear end of the sliding table are connected onto a guide rod in a penetrating way, and a clamping assembly is fixedly arranged on the sliding table;

The clamping assembly comprises a fixing plate, air cylinders are fixedly arranged on the front side and the rear side of the fixing plate, movable ends of the air cylinders are arranged towards the middle, bung hole clamping jigs are arranged at the movable ends of the air cylinders, barrel supporting cushion blocks are arranged on the outer sides of the air cylinders, the heights of the barrel supporting cushion blocks are lower than those of the bung hole clamping jigs, and after the assembly, the bung hole clamping jigs on the two sides are respectively pressed on the inner wall of a steel barrel to be processed.

Preferably, the detection sensor is a photoelectric sensor.

Preferably, the other end of the screw is mounted on a bearing seat, and the bearing seat is fixedly mounted on the table top.

Preferably, the fixing plate is locked at the top of the sliding table through an external bolt.

Preferably, the moving direction of the barrel opening clamping jig is perpendicular to the moving direction of the sliding table.

Preferably, the height of the bucket supporting cushion block is higher than that of the cylinder.

Preferably, the bung hole clamping jig is arranged in a Z-shaped manner, the bung hole clamping jig comprises a first clamping plate, a second clamping plate and a connecting block, the connecting block is respectively and vertically connected with the first clamping plate and the second clamping plate, and the length of the first clamping plate is shorter than that of the second clamping plate.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model utilizes the electric push rod and the guide rod to form a double-shaft linkage system, improves the positioning precision of the steel drum during movement, is convenient for realizing high-precision bung hole positioning detection by matching with a detection sensor, adapts to different bung hole sizes by arranging the Z-shaped bung hole clamping jig, avoids stress concentration, forms a height difference layout by the supporting barrel cushion block and the bung hole clamping jig, realizes double positioning protection, and eliminates interference during bung hole detection by setting the movement direction of the bung hole clamping jig and the movement direction of the sliding table to be mutually perpendicular, thereby ensuring the accuracy of clamping tracks.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model in use.

Fig. 2 is a sectional view of the structure of fig. 1 with a portion of the steel ladle to be processed removed.

Fig. 3 is a schematic top view of a portion of a clamping assembly.

In the figure:

An operation table (100), a table top (101), and a detection sensor (102);

An electric push rod assembly (200), a driving motor (201), a screw (202), a sliding table (203), a guide rod (204) and a bearing seat (205);

The clamping assembly (300), the fixing plate (301), the bucket supporting cushion block (302), the air cylinder (303), the bucket opening clamping fixture (304), the first clamping plate (3041), the second clamping plate (3042) and the connecting block (3043);

a steel drum (400) to be processed.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an embodiment of the present utility model provides a bung hole accurate positioning device, which includes an operation table 100, wherein a table top 101 is provided at the top of the operation table 100, the table top 101 is provided with a downward concave storage cavity, and a detection sensor 102 for detecting the position of the bung hole is provided at one side of the table top 101, wherein the detection sensor 102 is a photoelectric sensor;

An electric push rod assembly 200 is installed in the storage cavity, the electric push rod assembly 200 comprises a driving motor 201, the output end of the driving motor 201 is connected with one end of a screw rod 202, a sliding table 203 is sleeved on the screw rod 202, the other end of the screw rod 202 is installed on a bearing seat 205, the bearing seat 205 is fixedly installed on the table top 101, the front end and the rear end of the sliding table 203 are connected on a guide rod 204 in a penetrating manner, and a clamping assembly 300 is fixedly installed on the sliding table 203;

The clamping assembly 300 comprises a fixed plate 301, wherein air cylinders 303 are fixedly arranged on the front side and the rear side of the fixed plate 301, the fixed plate 301 is locked at the top of the sliding table 203 through external bolts, the movable ends of the air cylinders 303 are arranged towards the middle, barrel opening clamping jigs 304 are arranged at the movable ends, barrel supporting cushion blocks 302 are arranged on the outer sides of the air cylinders 303, and the height of the barrel supporting cushion blocks 302 is lower than that of the barrel opening clamping jigs 304;

In order to eliminate the track interference during the detection of the bung hole, the moving direction of the bung hole clamping jig 304 is perpendicular to the moving direction of the sliding table 203, and the height of the barrel supporting cushion block 302 is higher than that of the air cylinder 303;

In order to effectively achieve the clamping effect, the barrel mouth clamping jig 304 is provided in a zigzag manner, the barrel mouth clamping jig 304 comprises a first clamping plate 3041, a second clamping plate 3042 and a connecting block 3043, the connecting block 3043 is respectively and vertically connected with the first clamping plate 3041 and the second clamping plate 3042, and the length of the first clamping plate 3041 is shorter than that of the second clamping plate 3042.

When the steel drum to be detected is used, the steel drum to be detected is placed on the drum supporting cushion block, edge support is carried out through the drum supporting cushion block, then the air cylinder is started, the Z-shaped clamping jig is pushed to press the inner wall of the drum opening from two sides, the inner wall of the steel drum is clamped by utilizing the recycling effect of the air cylinder to two sides, the first clamping plate contacts the inner wall to form a main positioning surface, the second clamping plate extension section provides auxiliary support, the connecting block transmits clamping force so as to achieve the clamping effect, then the driving motor drives the screw to rotate to enable the sliding table to move to the target coordinate along the guide rod, and as the fixing plate is arranged on the sliding table, the steel drum to be detected also moves along with the sliding table, after the position of the drum opening is identified by the detection sensor in the moving process, the machining (cleaning) operation is carried out, the steel drum is taken down after the operation is completed, and the air cylinder and the electric push rod are reset and reduced.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The accurate bung hole positioning device is characterized by comprising an operation table (100), wherein a table top (101) is arranged at the top of the operation table (100), a downward concave storage cavity is formed in the table top (101), and a detection sensor (102) for detecting the position of the bung hole is arranged on one side of the table top (101);

An electric push rod assembly (200) is arranged in the storage cavity, the electric push rod assembly (200) comprises a driving motor (201), the output end of the driving motor (201) is connected with one end of a screw rod (202), a sliding table (203) is sleeved on the screw rod (202), the front end and the rear end of the sliding table (203) are connected onto a guide rod (204) in a penetrating way, and a clamping assembly (300) is fixedly arranged on the sliding table (203);

the clamping assembly (300) comprises a fixing plate (301), air cylinders (303) are fixedly arranged on the front side and the rear side of the fixing plate (301), movable ends of the air cylinders (303) are arranged towards the middle, barrel opening clamping jigs (304) are arranged at the movable ends of the air cylinders (303), barrel supporting cushion blocks (302) are arranged on the outer sides of the air cylinders (303), the height of the barrel supporting cushion blocks (302) is lower than that of the barrel opening clamping jigs (304), and after assembly, the barrel opening clamping jigs (304) on the two sides are respectively pressed on the inner wall of a steel barrel to be processed (400).

2. The precise bung hole positioning device of claim 1, wherein the detecting sensor (102) is a photoelectric sensor.

3. The bung hole accurate positioning apparatus of claim 1, wherein the other end of the screw (202) is mounted on a bearing housing (205), and the bearing housing (205) is fixedly mounted on the table top (101).

4. The precise bung hole positioning device according to claim 1, wherein the fixing plate (301) is locked to the top of the sliding table (203) through an external bolt.

5. The precise bung hole positioning device of claim 1, wherein the bung hole clamping jig (304) moves in a direction perpendicular to the direction in which the sliding table (203) moves.

6. The precise barrel opening positioning device according to claim 1, wherein the barrel supporting cushion block (302) is higher than the cylinder (303).

7. The precise barrel opening positioning device according to any one of claims 1-6, wherein the barrel opening clamping jig (304) is arranged in a Z-shaped manner, the barrel opening clamping jig (304) comprises a first clamping plate (3041), a second clamping plate (3042) and a connecting block (3043), the connecting block (3043) is respectively and vertically connected with the first clamping plate (3041) and the second clamping plate (3042), and the length of the first clamping plate (3041) is shorter than that of the second clamping plate (3042).