CN112276600A

CN112276600A - Automatic clamping device for radial drilling machine workpiece

Info

Publication number: CN112276600A
Application number: CN202011145674.2A
Authority: CN
Inventors: 陈积东; 杨昌荣
Original assignee: Wuhan Qize Molding Co ltd
Current assignee: Wuhan Qize Molding Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-01-29

Abstract

The application discloses an automatic clamping device for a radial drilling machine workpiece, wherein the radial drilling machine comprises a workbench, and the workbench is provided with a bearing surface; the automatic clamping device comprises at least one clamping station and a visual positioning assembly, the clamping station is used for fixing a workpiece, the visual positioning assembly is arranged on the radial drilling machine and can be used for shooting the real-time position of the workpiece relative to the clamping station, and the clamping station is configured to adjust the position of the workpiece relative to the clamping station according to the real-time position until the workpiece is located on a preset processing point position. The design can effectively and automatically move the workpiece with the offset to the preset machining point position, and effectively reduces the machining error of the workpieces produced in batches.

Description

Automatic clamping device for radial drilling machine workpiece

Technical Field

The application relates to the technical field of radial drilling machines, in particular to an automatic clamping device for a radial drilling machine workpiece.

Background

For workpieces to be machined in batch production, the problem that the workpieces to be machined cannot be accurately placed on the same machining point of a workbench every time due to the fact that the workpieces to be machined are prone to dimensional errors when technical workers install the workpieces to be machined on the workbench of a radial drilling machine is considered, and therefore machining errors of the workpieces to be machined are caused. Therefore, how to reduce the processing error of the mass-produced workpieces to be processed becomes an urgent problem to be solved.

Disclosure of Invention

The embodiment of the application provides an automatic clamping device for radial drill work piece, it can guarantee effectively to wait to process the work piece and all place on the same position of workstation at every turn, has reduced batch production's the machining error of waiting to process the work piece effectively.

In a first aspect, an embodiment of the present application provides an automatic clamping device for a radial drilling machine workpiece, the radial drilling machine includes a worktable, the worktable has a bearing surface; the automatic clamping device comprises at least one clamping station and a visual positioning assembly, the clamping station is used for fixing a workpiece, the visual positioning assembly is arranged on the radial drilling machine and can be used for shooting the real-time position of the workpiece relative to the clamping station, and the clamping station is configured to adjust the position of the workpiece relative to the clamping station according to the real-time position until the workpiece is located on a preset processing point position.

In some embodiments, the clamping station includes a base, two first clamping plates disposed opposite to each other and two second clamping plates disposed opposite to each other, the base is mounted on the carrying surface, the base includes a carrying portion and a supporting portion disposed around a circumference of the carrying portion, the supporting portion has a first sliding groove disposed along a first direction and a second sliding groove disposed along a second direction, the first direction and the second direction are two mutually perpendicular directions in a plane direction perpendicular to the carrying surface, the two first clamping plates are slidably connected to the first sliding groove, the two second clamping plates are slidably connected to the second sliding groove, wherein the two first clamping plates have a working state moving along the first sliding grooves toward each other until abutting against an outer wall surface of the workpiece, the two first clamping plates also have an initial state moving along the first sliding grooves toward each other until moving to an initial position, the two second clamping plates have a working state moving along the second sliding grooves toward each other until abutting against the outer wall surface of the workpiece, the two second clamping plates also have an initial state which moves along the second sliding groove in the direction away from each other until the second clamping plates move to the initial position, and the two first clamping plates and the two second clamping plates can be switched between the initial state and the working state simultaneously.

In some embodiments, the bearing part is provided with a mounting groove, and a material sensor is arranged on the bottom wall of the mounting groove and can be used for detecting whether a workpiece is placed on the bearing part in real time.

In some embodiments, the clamping station further includes a clamping sensor, the clamping sensor is mounted on the supporting portion, and the clamping sensor is configured to detect whether the first clamping plate and the second clamping plate move to a predetermined clamping point position when the first clamping plate and the second clamping plate are in the working state.

In some embodiments, the clamping station further includes at least one suction cup, the suction cup is mounted on the carrying portion, and the suction cup is used for sucking the workpiece to fix the position of the workpiece relative to the position of the base.

In some embodiments, the first clamping plate and the second clamping plate are arranged at intervals in the direction perpendicular to the bearing surface.

In some embodiments, each of the two first clamping plates includes a first connecting portion and a first abutting portion, the first connecting portion is slidably connected to the first sliding groove, the first abutting portion is disposed on a surface of the two first connecting portions, which is close to each other, the two second clamping plates include a second connecting portion and a second abutting portion, the second connecting portion is slidably connected to the second sliding groove, and the second abutting portion is disposed on a surface of the two second connecting portions, which is close to each other.

In some of these embodiments, the material of the first abutment is an elastic rubber; and/or the material of the second abutment is an elastic rubber.

In some embodiments, the visual positioning assembly includes a photographing camera, a mounting structure and an in-place sensor, the mounting structure is disposed on the radial drilling machine and used for mounting the photographing camera, the photographing camera can move relative to the radial drilling machine through the mounting structure, and the in-place sensor is mounted on the radial drilling machine and used for detecting whether the photographing camera moves to a preset photographing position.

In some embodiments, the mounting structure includes a slide rail mounted on the rocker arm of the rocker arm drilling machine and a bracket slidably connected to the slide rail, and the camera is mounted on the bracket.

According to the automatic clamping device for the radial drilling machine workpiece, the workpiece is placed on the clamping station, the actual position of the workpiece can be adjusted by the clamping station according to the position, relative to the clamping station, of the workpiece shot by the visual positioning assembly in real time until the workpiece is adjusted to the preset machining point position, the workpiece with the offset can be automatically moved to the preset machining point position effectively through the design, and machining errors of the workpieces produced in batches are effectively reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of a radial drill press according to one embodiment of the present application;

FIG. 2 is a schematic view of a clamping device according to an example of the present application;

fig. 3 is a schematic structural diagram of a visual positioning assembly according to an embodiment of the present application.

Reference numerals: 10. a radial drilling machine; 101. a work table; 1011. a bearing surface; 102. a rocker arm; 110. clamping a station; 111. a base; 1111. a bearing part; 11110. positioning a groove; 11111. mounting grooves; 11112. a material sensor; 1112. a support portion; 11121. a first chute; 11122. a second chute; 112. a first splint; 1121. a first connection portion; 1122. a first abutting portion; 113. a second splint; 1131. a second connecting portion; 1132. a second abutting portion; 114. a clamp sensor; 115. a suction cup; 120. a visual positioning assembly; 121. a photographing camera; 122. a mounting structure; 1221. a slide rail; 1222. a support; 123. and a position sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the related art, for workpieces to be machined in mass production, when a technician mounts the workpieces to be machined on a workbench of a radial drilling machine, the workpieces to be machined cannot be accurately placed on the same machining point of the workbench every time due to dimensional errors of the workpieces to be machined, so that machining errors of the workpieces to be machined are caused. Therefore, how to reduce the processing error of the mass-produced workpieces to be processed becomes an urgent problem to be solved.

In order to solve the above technical problem, please refer to fig. 1-3, a first aspect of the present application provides an automatic clamping device for a radial drilling machine workpiece, which can effectively ensure that the workpiece to be machined is placed at the same point of a workbench each time, and effectively reduce the machining error of the workpieces to be machined in mass production.

Referring to FIG. 1, a radial drill 10 is shown in which a radial arm 102 is rotatable about a vertical column and is raised and lowered, typically with a spindle head acting as a drill that moves horizontally on the radial arm 102. The drill also can be called as a rocker drill, is a hole machining device, and can be used for machining in various forms such as drilling, reaming, tapping, end face scraping and the like. According to the lathe clamping structure classification, radial drill 10 can be divided into hydraulic radial drill and mechanical radial drill, and in all kinds of drilling machines, radial drill 10 convenient operation, flexibility, application scope are wide, have typicality, and specially adapted singleton or batch production have the spot facing work of porous part, are the common lathe in general machining workshop. Specifically, the radial drill 10 includes a table 101, and the table 101 has a bearing surface 1011, and the surface of the table 101 for bearing other components is defined as the bearing surface 1011.

The workpiece may be a sheet metal part and the radial drill 10 in this application is used for hole machining of small workpieces with multiple holes for mass production.

Referring to fig. 1-3, the automatic clamping device includes a clamping station 110 and a vision positioning assembly 120.

The clamping station 110 serves as a component for clamping and fixing the workpiece in the automatic clamping device, and for example, the clamping station 110 can perform a clamping action on the workpiece through hydraulic transmission or pneumatic transmission. In some embodiments, the automatic clamping device includes at least one clamping station 110, for example, the number of clamping stations 110 may be one, two, three, or four or more. The number of the clamping stations 110 is not limited, and can be determined according to the actual output capacity of the workpiece, for example, the higher the actual output capacity of the workpiece, the more clamping stations 110 the automatic clamping device has.

The vision positioning assembly 120 serves as a component of the automatic clamping device for determining the actual position of the workpiece, for example, the vision positioning assembly 120 can determine the actual position of the workpiece by CCD vision positioning. The visual positioning element 120 is mounted on the radial drill 10, and the visual positioning element 120 can be used for shooting the real-time position of the workpiece relative to the clamping station 110, and the position where the operator places the workpiece on the clamping station 110 for the first time is defined as the real-time position.

The clamping station 110 is configured to adjust the position of the workpiece corresponding to the clamping station 110 according to the real-time position until the workpiece is located at the predetermined machining point, that is, after the real-time position of the workpiece is obtained by the visual positioning assembly 120, the data of the real-time position can be compared with the data of the standard position of the workpiece placed on the clamping station 110 to obtain deviation data, the clamping station 110 can adjust the position of the workpiece according to the deviation data until the workpiece is moved to the predetermined machining point, where the point at which the workpiece is located at the standard position relative to the clamping station 110 can be defined as the predetermined machining point.

In summary, the workpiece is placed on the clamping station 110, the clamping station 110 can adjust the actual position of the workpiece according to the position of the workpiece, which is photographed by the visual positioning assembly 120 in real time, relative to the clamping station 110 until the workpiece is adjusted to the preset processing point, and the design can effectively and automatically move the workpiece with the offset position to the preset processing point, thereby effectively reducing the processing error of the workpieces produced in batch.

Referring to fig. 2, the clamping station 110 further includes a base 111, a first clamping plate 112, and a second clamping plate 113.

The base 111 serves as a member for supporting other members such as a workpiece in the clamping station 110, and the shape of the base 111 can be set according to the shape of the workpiece.

The susceptor 111 is mounted on a carrying surface 1011 of the worktable 101, and the susceptor 111 includes a carrying portion 1111 and a supporting portion 1112 disposed around the circumference of the carrying portion 1111. Specifically, the carrying portion 1111 is of a rectangular plate-shaped structure, and a portion of the surface of the carrying portion 1111 facing away from the carrying surface 1011 of the worktable 101 extends toward a direction close to the carrying surface 1011 to form a positioning groove 11110, where the shape of the positioning groove 11110 is similar to the shape of the workpiece, and in order to adapt to the dimensional error of the workpiece itself, when the workpiece is placed in the positioning groove 11110 of the carrying portion 1111, the outer peripheral wall surface of the workpiece is spaced from the groove side wall of the positioning groove 11110, and it should be noted that a designer of the size of the spacing can set the spacing according to the dimensional error of the actual workpiece; the supporting portion 1112 is a rectangular block structure, the supporting portion 1112 is disposed on the surface of the carrying surface 1011 of the carrying portion 1111 facing away from the worktable 101 and located at four corners of the carrying portion 1111, in order to reduce the processing difficulty of the base 111, the carrying portion 1111 and the supporting portion 1112 are integrated, for example, the carrying portion 1111 and the supporting portion 1112 can be integrated by injection molding, and the carrying portion 1111 and the supporting portion 1112 can also be integrated by 3D printing.

The supporting portion 1112 has a first sliding groove 11121 arranged in a first direction and a second sliding groove 11122 arranged in a second direction, the first direction and the second direction are two mutually perpendicular directions in a plane direction perpendicular to the carrying surface 1011 of the table 101, wherein a length direction parallel to the carrying portion 1111 is defined as the first direction, and a width direction parallel to the carrying portion 1111 is defined as the second direction.

The first clamping plates 112 are used as a component for clamping the workpiece in the clamping station 110, the number of the first clamping plates 112 is two, the two first clamping plates 112 are arranged oppositely, and the two oppositely arranged first clamping plates 112 are slidably connected to the first sliding groove 11121, that is, the first clamping plates 112 clamp the workpiece in the first direction.

The second clamping plates 113 are also used as a part for clamping the workpiece in the clamping station 110, the number of the second clamping plates 113 is also two, the two second clamping plates 113 are arranged oppositely, and the oppositely arranged second clamping plates 113 are slidably connected to the second chute 11122, that is, the second clamping plates 113 clamp the workpiece in the second direction.

The first clamp plates 112 have an operating state in which they move in the direction of approaching each other along the first slide groove 11121 until they abut against the outer wall surface of the workpiece, and the first clamp plates 112 have an initial state in which they move in the direction of separating from each other along the first slide groove 11121 until they move to the initial position.

The second clamp plates 113 have an operating state in which they move in the direction of approaching each other along the second sliding grooves 11122 until they abut against the outer wall surface of the workpiece, and the second clamp plates 113 have an initial state in which they move in the direction of separating from each other along the second sliding grooves 11122 until they move to the initial position.

The above-described operating state is defined as a state in which the first clamp plate 112 and the second clamp plate 113 are in contact with the outer wall surface of the workpiece, the above-described initial state is defined as a state in which the first clamp plate 112 and the second clamp plate 113 are in the initial positions, and the initial positions can be understood as any position in which the first clamp plate 112 is located in the first chute 11121 and the second clamp plate 113 is located in the second chute 11122 when the first clamp plate 112 and the second clamp plate 113 are spaced from the outer wall surface of the workpiece, and the designer can set the initial positions of the first clamp plate 112 and the second clamp plate 113 according to actual design requirements.

The two first clamping plates 112 and the two second clamping plates 113 can be switched between the initial state and the working state at the same time, for example, the movement of the first clamping plate 112 in the first sliding slot 11121 and the movement of the second clamping plate 113 in the second sliding slot 11122 can be realized by pneumatic means (such as an air cylinder), the movement speed of the first clamping plate 112 in the first sliding slot 11121 and the movement speed of the second clamping plate 113 in the second sliding slot 11122 can be realized by adjusting the magnitude of the air flow, and the movement of the first clamping plate 112 along the first sliding slot 11121 and the movement of the second clamping plate 113 along the second sliding slot 11122 towards and away from the workpiece can be realized by controlling the on and off of the air flow, so as to realize the switching between the initial state and the working state of the first clamping plate 112 and the second clamping plate 113. In this design, through the setting of first splint 112 and second splint 113, except can adjusting the work piece of placing the skew, it can also play the fixed action to the work piece to avoid rocking of work piece in drilling process effectively, promoted the machining precision of work piece.

Further, the carrying part 1111 has a mounting groove 11111, a material sensor 11112 is installed on a bottom wall of the mounting groove 11111, and the material sensor 11112 can be used for detecting whether a workpiece is placed on the carrying part 1111 in real time. Specifically, a portion of the groove bottom wall of the positioning groove 11110 extends in a direction approaching the carrying surface 1011 of the working table 101 to form the above-mentioned mounting groove 11111, and the mounting groove 11111 is located at the center position of the positioning groove 11110; the material sensor 11112 is arranged on the bottom wall of the mounting groove 11111, the material sensor 11112 can be an area sensor or a photoelectric sensor, the specific type of the material sensor 11112 is not limited, and the material sensor 11112 can be used for detecting whether a workpiece is placed on the bearing part 1111 in real time, namely, the material sensor 11112 has two states according to the actual placing condition of the workpiece, one is a material state in which the workpiece is placed on the bearing part 1111, and the other is a material-free state in which the workpiece is not placed on the bearing part 1111. For example, when the material sensor 11112 is in a material-free state, it feeds back an electrical signal to the controller, and the controller can control the relevant component to make a corresponding response (such as an alarm of a buzzer) after receiving the electrical signal, and when the material sensor 11112 is in a material-present state, it feeds back an electrical signal to the controller, and after receiving the electrical signal, the controller can control the relevant component to make a corresponding response (such as controlling a cutter of the radial drilling machine 10 to move to the vicinity of a workpiece). In this design, the material sensor 11112 is provided to detect and determine whether or not a workpiece is present on the supporting portion 1111 of the base 111, thereby embodying the automation performance of the clamping device.

Referring to fig. 1 and 2, the clamping station 110 further includes a clamping sensor 114, the clamping sensor 114 is disposed on the supporting portion 1112, and the clamping sensor 114 is configured to detect whether the first clamping plate 112 and the second clamping plate 113 move to a predetermined clamping position when the first clamping plate 112 and the second clamping plate 113 are in the working state, where a position where the first clamping plate 112 and the second clamping plate 113 contact an outer wall surface of the workpiece when the workpiece is in the standard position is defined as the predetermined clamping position. Specifically, the clamping sensor 114 is mounted on the surface of the supporting portion 1112, which is away from the bearing portion 1111 and is disposed toward a position close to the positioning groove 11110, the clamping sensor 114 may be an optical fiber amplifier or a photoelectric sensor, where the type of the clamping sensor 114 is not limited, and it is only necessary that the clamping sensor 114 can detect whether the first clamping plate 112 and the second clamping plate 113 are located at the preset clamping position, that is, the clamping sensor 114 has two states according to the actual movement condition of the first clamping plate 112 and the second clamping plate 113, one is a normal state in which both the first clamping plate 112 and the second clamping plate 113 move to the preset clamping position, and the other is an abnormal state in which at least one of the first clamping plate 112 and the second clamping plate 113 is not located at the preset clamping position. For example, when the clamping sensor 114 is in the normal state, it feeds back an electrical signal to the controller, and the controller can control the relevant components to make corresponding response (for example, the tool of the radial drill 10 performs drilling operation on the workpiece) after receiving the electrical signal, and when the clamping sensor 114 is in the abnormal state, it feeds back an electrical signal to the controller, and the controller can control the relevant components to make corresponding response (for example, a three-color light is red) after receiving the electrical signal. In the design, through the arrangement of the clamping sensor 114, whether the first clamping plate 112 and the second clamping plate 113 move to the preset clamping point position or not can be detected and judged, and the automation performance of the clamping device is embodied.

Further, the clamping station 110 further includes at least one suction cup 115, the suction cup 115 is disposed on the carrying portion 1111, and the suction cup 115 is configured to adsorb the workpiece to achieve relative fixing of the position of the workpiece and the base 111, for example, the number of the suction cups 115 may be one, two, three, or four or more, specifically, the number of the suction cups 115 is four, the four suction cups 115 are disposed on the carrying portion 1111 and located at the corner position of the carrying portion 1111, an air duct (not shown) communicated with the suction cups 115 is disposed inside the carrying portion 1111, and an air pipe (not shown) is led out from one end of the air duct away from the suction cup 115. It should be noted that the suction cup 115 has an air-open state and an air-cut-off state, and after the air-open state of the suction cup 115 is in the working state of the first clamping plate 112 and the second clamping plate 113, that is, after the first clamping plate 112 and the second clamping plate 113 clamp the workpiece, the suction cup 115 is in the air-open state so that the surface where the workpiece and the carrying portion 1111 are attached to each other is in a negative pressure state (smaller than the external atmospheric pressure), and when the air-cut-off state of the suction cup 115 is before the initial state after the working state of the first clamping plate 112 and the second clamping plate 113, that is, after the workpiece is machined, the suction cup 115 is in the air-cut-off state first and then the first clamping plate 112 and the second clamping plate 113 move in the direction away from the workpiece until. In this design, the stability of relative fixation between the workpiece and the base 111 can be further improved by the design of the suction cup 115, thereby achieving the effect of improving the machining accuracy of the workpiece.

Further, the first clamping plate 112 and the second clamping plate 113 are spaced apart in a direction perpendicular to the bearing surface 1011, and specifically, the first sliding groove 11121 and the second sliding groove 11122 are located at different heights of the supporting portion 1112 in the direction perpendicular to the bearing surface 1011 of the worktable 101.

Further, each of the two first clamping plates 112 includes a first connection portion 1121 and a first abutting portion 1122, the first connection portion 1121 is slidably connected to the first sliding slot 11121, the first abutting portion 1122 is disposed on the surfaces of the two first connection portions 1121, specifically, the first connection portion 1121 is in a long strip-shaped plate structure, the first abutting portion 1122 is in a rectangular plate structure, the first connection portion 1121 and the first abutting portion 1122 are integrally disposed, the second connection portion 1131 is also in a long strip-shaped plate structure, the second abutting portion 1132 is in a rectangular plate structure, and the cross-sectional area of the first abutting portion 1122 is greater than the cross-sectional area of the second abutting portion 1132.

Further, the material of the first abutting portion 1122 is an elastic rubber, and/or the material of the second abutting portion 1132 is an elastic rubber, for example, only the material of the first abutting portion 1122 is an elastic rubber, only the material of the second abutting portion 1132 is an elastic rubber, or both the materials of the first abutting portion 1122 and the second abutting portion 1132 are elastic rubbers. In this design, by providing the material of the first abutting portion 1122 or the second abutting portion 1132 which is in direct contact with the workpiece with elastic rubber, it is possible to reduce contact wear between the first abutting portion 1122 or the second abutting portion 1132 and the workpiece, and to increase the frictional force between the first abutting portion 1122 or the second abutting portion 1132 and the workpiece, thereby achieving an effect of enhancing the clamping stability of the first clamp plate 112 or the second clamp plate 113 to the workpiece.

Referring to fig. 1 and 3, further, the visual positioning assembly 120 includes a photographing camera 121, a mounting structure 122, and a position sensor 123.

The photographing camera 121 is used as a component of the visual positioning assembly 120 for grasping a real-time position of a workpiece on the clamping station 110, the photographing camera 121 has an on state and an off state, the state that the photographing camera 121 is in photographing the workpiece is defined as the on state, the state that the photographing camera 121 is not in photographing the workpiece is defined as the off state, and a designer needs to determine when the photographing camera 121 is in the on state and when the photographing camera 121 is in the off state according to the position of the actual workpiece.

The mounting structure 122 is used as a component for mounting the photographing camera 121 in the visual positioning assembly 120, the mounting structure 122 is mounted on the radial drilling machine 10 and is used for mounting the photographing camera 121, and the photographing camera 121 can move relative to the radial drilling machine 10 through the mounting structure 122, specifically, the mounting structure 122 includes a slide rail 1221 and a bracket 1222, the slide rail 1221 is mounted on the radial arm 102 of the radial drilling machine 10, for example, the slide rail 1221 is arranged along the length direction of the radial arm 102 of the radial drilling machine 10; the support 1222 is slidably connected to the sliding rail 1221, for example, the support 1222 is disposed in an "L-like" structure, and one end of the support 1222 is slidably connected to the sliding rail 1221 through a sliding block; the photo camera 121 is disposed on the bracket 1222, for example, the photo camera 121 is disposed on one end of the bracket 1222 away from the slider, and after the photo camera 121 is disposed on the bracket 1222, the optical axis of the photo camera 121 is perpendicular to the bearing surface 1011 of the worktable 101.

The in-place sensor 123 is used as a component of the visual positioning assembly 120 for detecting whether the photographing camera 121 moves in place, the in-place sensor 123 is installed on the radial drilling machine 10 and is used for detecting whether the photographing camera 121 moves to a preset photographing position, wherein a position where the photographing camera 121 most easily catches the workpiece when the workpiece is at a standard position is the preset photographing position of the photographing camera 121. Specifically, the in-place sensor 123 may be an optical fiber amplifier or a photoelectric sensor, where the type of the in-place sensor 123 is not limited, and it is only required that the in-place sensor 123 can be used to detect whether the photographing camera 121 moves to the preset photographing position on the slide rail 1221, that is, the in-place sensor 123 has two states according to the position of the photographing camera 121 on the slide rail 1221, one is a normal state where the photographing camera 121 is located at the preset photographing position, and the other is an abnormal state where the photographing camera 121 is not located at the preset photographing position. Similarly, the normal state and the abnormal state of the in-place sensor 123 are different from each other, and the corresponding actions of the next process are also different, for example, when the in-place sensor 123 is in the normal state, it sends an electrical signal to the controller, and the controller receives the electrical signal and can control the relevant components to make a corresponding response (for example, the light source of the photographing camera 121 is turned on), and when the in-place sensor 123 is in the abnormal state, it feeds back the electrical signal to the controller, and the controller receives the electrical signal and can control the relevant components to make a corresponding response (for example, the voice prompt "photographing abnormal"). In the design, through the arrangement of the in-place sensor 123, whether the photographing camera 121 moves to the preset photographing position or not can be detected, and the automation performance of the clamping device is reflected.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automatic clamping device for radial drill work pieces, the radial drill including a table having a bearing surface, the automatic clamping device comprising:

at least one clamping station for securing the workpiece;

the visual positioning assembly is arranged on the radial drilling machine and can be used for shooting the real-time position of the workpiece relative to the clamping station;

wherein the clamping station is configured to adjust the position of the workpiece relative to the clamping station according to the real-time position until the workpiece is at a preset machining point position.

2. The automated clamping assembly of claim 1, wherein the clamping station comprises:

the base is arranged on the bearing surface and comprises a bearing part and a supporting part arranged around the circumferential direction of the bearing part, the supporting part is provided with a first sliding groove arranged along a first direction and a second sliding groove arranged along a second direction, and the first direction and the second direction are two mutually perpendicular directions in a plane direction perpendicular to the bearing surface;

the two first clamping plates are oppositely arranged and are connected with the first sliding groove in a sliding manner;

the two second clamping plates are oppositely arranged and are connected with the second sliding grooves in a sliding manner;

the two first clamping plates have a working state of moving along the first sliding grooves in the direction of approaching each other until being abutted against the outer wall surface of the workpiece, and have an initial state of moving along the first sliding grooves in the direction of separating from each other until moving to an initial position;

the two second clamping plates have a working state of moving along the second sliding grooves in the direction of approaching each other until being abutted against the outer wall surface of the workpiece, and also have an initial state of moving along the second sliding grooves in the direction of separating from each other until moving to an initial position;

the two first clamping plates and the two second clamping plates can be switched between the initial state and the working state at the same time.

3. The automatic clamping device as claimed in claim 2,

the bearing part is provided with a mounting groove, a material sensor is arranged on the bottom wall of the mounting groove and can be used for detecting whether the workpiece is placed on the bearing part in real time.

4. The automatic clamping device as claimed in claim 2,

the clamping station further comprises a clamping sensor, the clamping sensor is mounted on the supporting portion, and the clamping sensor is used for detecting whether the first clamping plate and the second clamping plate move to a preset clamping position or not when the first clamping plate and the second clamping plate are in the working state.

5. The automatic clamping device as claimed in claim 2,

the clamping station further comprises at least one sucking disc, the sucking disc is arranged on the bearing part and used for sucking the workpiece to realize the relative fixation of the position of the workpiece and the position of the base.

6. The automatic clamping device as claimed in claim 2,

the first clamping plate and the second clamping plate are arranged at intervals in the direction perpendicular to the bearing surface.

7. The automatic clamping device as claimed in claim 2,

both of the first splints include:

the first connecting part is connected with the first sliding groove in a sliding manner;

the first abutting part is arranged on the surfaces, close to each other, of the two first connecting parts;

both of the second splints comprise:

the second connecting part is connected with the second sliding groove in a sliding manner;

and the second abutting part is arranged on the surfaces of the two second connecting parts, which are close to each other.

8. The automatic clamping device as claimed in claim 7,

the first abutting part is made of elastic rubber; and/or

The second abutting part is made of elastic rubber.

9. The self-clamping apparatus of claim 1 wherein said visual alignment assembly comprises:

a photographing camera;

the mounting structure is arranged on the radial drilling machine and used for mounting the photographing camera, and the photographing camera can move relative to the radial drilling machine through the mounting structure;

and the in-place sensor is arranged on the radial drilling machine and is used for detecting whether the photographing camera moves to a preset photographing point position.

10. The automatic clamping device as claimed in claim 9, wherein said mounting structure comprises:

the sliding rail is arranged on a rocker arm of the rocker arm drilling machine;

the support, sliding connection in the slide rail, the camera of shooing install in the support.