CN110303374B

CN110303374B - Automatic workpiece clamping and loading device based on machining

Info

Publication number: CN110303374B
Application number: CN201910681848.8A
Authority: CN
Inventors: 陈才
Original assignee: Harbin University of Science and Technology
Current assignee: KUNMING SHENGRUNTAI ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2021-01-26
Anticipated expiration: 2039-07-26
Also published as: CN110303374A

Abstract

The invention provides an automatic workpiece clamping and loading device based on machining, which comprises a main ventilation disc, a connecting block, a sliding hole, a fixing plate, a connecting rod, a transmission disc, a pull rod, an exhaust tube, an electromagnetic valve and an air release hole, wherein the main ventilation disc is provided with a plurality of air holes; the top of the main ventilating disc is fixedly provided with a fixing plate through a bolt matched with the guide rod, and the top of the fixing plate is fixedly provided with a motor through a bolt; the main ventilating disc and the outer side of the fixing plate are fixedly provided with a sheath through a shoulder structure; four groups of guide holes are formed in the periphery of the transmission disc, and the transmission disc is movably arranged outside the guide rod through the guide holes; through being provided with the protection shield, for the pipeline provides protect function, can indicate to block the protection trachea when rotatory in the activity, avoid cliping the phenomenon that the trachea caused the trachea to block up, simultaneously, the activity indicates to pass through the pull rod and connects the motion, and the pull rod bottom is the turn structure, can increase the control length of connecting rod, saves to realize that the control activity indicates that the rotatory rocker length and the space that need use of activity.

Description

Automatic workpiece clamping and loading device based on machining

Technical Field

The invention relates to the technical field of machining fetching, in particular to an automatic workpiece clamping and loading device based on machining.

Background

The machining is short for machining, means a machining process for removing materials through mechanical precision machining, means that the shape, the size, the relative position and the property of a blank are the whole process of qualified parts by utilizing a machining method according to the pattern and the size of a drawing, and the machining process is the work required by a craftsman before machining, so that the economic loss caused by machining errors in the machining process is avoided.

Based on the aforesaid, press from both sides the device that uses at present and mainly adsorb the work piece through sucking disc cooperation robotic arm, press from both sides and get and need set up the trachea in the device, and general clamp is got device joint department and does not possess the protect function to the trachea, presss from both sides the trachea easily and causes the phenomenon of trachea jam, leads to unable normal use to be difficult to fixed absorption when adsorbing complicated inclined plane.

In view of the above, the present invention provides an automatic workpiece clamping and transporting device based on machining, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

Problem (A)

In summary, the invention provides an automatic workpiece clamping and transporting device based on machining, which solves the problems that the existing clamping device mainly adsorbs a workpiece through a sucker in cooperation with a mechanical arm, an air pipe needs to be arranged in the clamping device, the joint of the common clamping device does not have a protection function on the air pipe, the air pipe is easy to clamp, the air pipe is blocked, the air pipe cannot be normally used, and the adsorption is difficult to fix when a complex inclined plane is adsorbed by the air pipe.

(II) technical scheme

The invention provides an automatic workpiece clamping and transporting device based on machining, which is used for clamping and transporting machined workpieces. The invention provides an automatic workpiece clamping and transporting device based on machining, which specifically comprises:

the device comprises a main ventilation disc, a connecting block, a sliding hole, a fixing plate, a motor, a sheath, a fixing finger, a movable finger, a protecting plate, an inner mounting block, a sucker, a reset tube, a connecting sleeve, a connecting rod, a transmission disc, a pull rod, an exhaust tube, an electromagnetic valve and an air release hole; the top of the main ventilating disc is fixedly provided with a fixing plate through a bolt matched with the guide rod, and the top of the fixing plate is fixedly provided with a motor through a bolt; the main ventilating disc and the outer side of the fixing plate are fixedly provided with a sheath through a shoulder structure; four groups of guide holes are formed in the periphery of the transmission disc, and the transmission disc is movably arranged outside the guide rod through the guide holes; the bottom of the motor is movably connected with a lead screw through a coupler, and the bottom of the lead screw is movably arranged at the top of the main ventilating disc through a bearing; the middle of the transmission disc is provided with a screw hole, and the transmission disc is movably connected with the lead screw through the screw hole.

Preferably, six groups of connecting blocks are integrally arranged on the periphery of the main ventilating disc, and the connecting blocks and the interior of the main ventilating disc are of a communicating structure; the inboard homogeneous style of connecting block is provided with the baffle structure, and the baffle outside all through the fixed trachea joint that is provided with of threaded connection.

Preferably, six groups of sliding holes are integrally formed in the inner side of the main ventilation disc, and round chamfering processing is performed on the outer ends of the upper side and the lower side of each sliding hole.

Preferably, the bottom of each connecting block is fixedly provided with a fixed finger through bolt connection, and the outside of each fixed finger is movably provided with a movable finger through a rotating shaft; the outer ends of the tops of the two sides of the movable finger are both inwards provided with an open slot structure, and the open slot structures are both movably provided with a protection plate through a guide rod matched with a spring; the outer ends of two sides of the bottom of the fixing finger are both arranged to be of arc surface structures, and the top of the protection plate is arranged to be of inner arc surface structures.

Preferably, the inner sides of the bottoms of the movable fingers are fixedly provided with inner mounting blocks through bolts, and through holes are formed in the middle of the inner mounting blocks; the top of the sucker is integrally provided with a reset tube, and the outer side of the top of the reset tube is provided with a threaded structure; the outer side of the top of the reset tube penetrates through the through hole of the inner mounting block and is fixedly provided with a gas pipe connector through threaded connection, and the reset tube is sleeved with a spring; the air pipe joint at the top of the reset pipe is communicated with the air pipe joint in the connecting block.

Preferably, the outer end of the lower part of the movable finger is fixedly provided with a connecting sleeve through a bolt, and the outer side of the connecting sleeve is movably connected with a connecting rod through a rotating shaft; six groups of pull rods are fixedly arranged on the periphery of the transmission disc through bolts, and the bottoms of the pull rods are of double-bending structures; the pull rod bottom is integrally provided with a connecting shaft structure, and the pull rod is movably connected with the connecting rod through a rotating shaft.

Preferably, one side of the main ventilating disc is provided with a screw hole, and an exhaust pipe is fixedly connected and arranged outside the screw hole through threads; the exhaust pipe is of a three-way structure, and the top of the exhaust pipe is fixedly provided with a gas pipe joint through threaded connection; the outside of the exhaust tube is fixedly provided with an electromagnetic valve through threaded connection, and the outside end of the electromagnetic valve is fixedly provided with an air release hole through threaded connection.

Preferably, the air bleed hole is of a T-shaped disc structure, and a filter screen is embedded outside the air bleed hole.

(III) advantageous effects

The invention provides an automatic workpiece clamping and loading device based on machining, which is provided with a protection plate, provides a protection function for a pipeline, can block a protection air pipe when a movable finger rotates, and avoids the phenomenon of blocking the air pipe due to clamping of the air pipe.

Secondly, the setting of the reset tube provides the adaptation function for pressing from both sides the device and gets, can self-adaptation adjustment press from both sides the position of getting according to the shape difference of work piece to adsorb to different work pieces and snatch, and the adaptation on inclined plane and, set up the pipe connection main air disk between the reset tube is inside, can conveniently control the gas circuit in unison.

Moreover, the setting of solenoid valve and gas release hole, convenient quick for the negative pressure chamber of sucking disc fill out gas so that put down the work piece, compare the mode of backfilling the air through the exhaust tube, more convenient control, and save the driving force cost of filling out gas to, the gas release hole is provided with the filter screen outward, can filter the air, and the outside of gas release hole is for enlarging the structure, convenient quick filtration and the suction to the air.

Drawings

FIG. 1 is a schematic external perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an internal perspective structure in an embodiment of the present invention;

FIG. 3 is a schematic bottom view of an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a main vent disc in an embodiment of the invention;

FIG. 5 is a schematic perspective disassembled structure view of the movable finger in the embodiment of the present invention;

FIG. 6 is an enlarged partial structural view of part A in the embodiment of the present invention;

FIG. 7 is an enlarged partial structural view of a portion B in the embodiment of the present invention;

FIG. 8 is an enlarged view of a portion C according to an embodiment of the present invention;

in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:

1. the main ventilation disk comprises a main ventilation disk body 101, a connecting block 102, a sliding hole 2, a fixing plate 3, a motor 4, a sheath 5, a fixing finger 6, a movable finger 601, a protecting plate 602, an inner mounting block 603, a sucking disk 604, a reset pipe 605, a connecting sleeve 606, a connecting rod 7, a transmission disk 701, a pull rod 8, an air exhaust pipe 9 and an electromagnetic valve. 10. And (4) air bleeding.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1 to 8.

In order to solve the problems that in the prior art, an automatic workpiece clamping and transporting device based on machining mainly adsorbs a workpiece through a sucker matched with a mechanical arm, an air pipe needs to be arranged in the clamping device, a joint of a general clamping device does not have a protection function on the air pipe, the air pipe is easy to clamp to cause the phenomenon of air pipe blockage, the normal use is unavailable, and the adsorption is difficult to fix when a complex inclined plane is adsorbed, the invention provides the automatic workpiece clamping and transporting device based on machining, which is used for clamping and transporting the machined workpiece, and comprises the following components: the device comprises a main ventilating disc 1, a connecting block 101, a sliding hole 102, a fixing plate 2, a motor 3, a sheath 4, a fixing finger 5, a movable finger 6, a protecting plate 601, an inner mounting block 602, a sucking disc 603, a reset tube 604, a connecting sleeve 605, a connecting rod 606, a transmission disc 7, a pull rod 701, an exhaust tube 8, an electromagnetic valve 9 and an air release hole 10; a fixing plate 2 is fixedly arranged at the top of the main ventilating disc 1 through a bolt matched with a guide rod, and a motor 3 is fixedly arranged at the top of the fixing plate 2 through a bolt; a sheath 4 is fixedly arranged on the outer sides of the main ventilating disc 1 and the fixing plate 2 through a shoulder structure; four groups of guide holes are formed in the periphery of the transmission disc 7, and the transmission disc 7 is movably arranged outside the guide rod through the guide holes; the bottom of the motor 3 is movably connected with a lead screw through a coupler, and the bottom of the lead screw is movably arranged at the top of the main ventilating disc 1 through a bearing; a screw hole is formed in the middle of the transmission disc 7, and the transmission disc 7 is movably connected with the lead screw through the screw hole.

Six groups of connecting blocks 101 are integrally arranged on the periphery of the main ventilating disc 1, and the connecting blocks 101 and the interior of the main ventilating disc 1 are of a communicating structure; the baffle structure is arranged on the inner side of the connecting block 101 in a uniform mode, the outer portion of the baffle is fixedly provided with an air pipe connector through threaded connection, and the main ventilation disc 1 is arranged to control the uniform air of all groups of suckers.

Wherein, be provided with six groups of slide openings 102 at main air disk 1 inboard integral type, and the slide opening 102 upper and lower side outer end all carries out round chamfer and handles, through setting up slide opening 102 easy to assemble pull rod 701 and direction.

Wherein, the bottom of the connecting block 101 is fixedly provided with a fixed finger 5 through bolt connection, and the outside of the fixed finger 5 is movably provided with a movable finger 6 through a rotating shaft; the outer ends of the tops of the two sides of the movable finger 6 are both inwards provided with an open slot structure, and the open slot structures are both movably provided with a protection plate 601 through a guide rod matched with a spring; all set up to cambered surface structure in fixed 5 bottom both sides outer ends, and the protection shield 601 top all sets up to intrados structure, extrudees the pipeline when can prevent to rotate through setting up protection shield 601.

Wherein, the inner sides of the bottoms of the movable fingers 6 are all fixedly provided with inner mounting blocks 602 through bolts, and the middle of each inner mounting block 602 is provided with a through hole; a reset tube 604 is integrally arranged at the top of the sucker 603, and the outer side of the top of the reset tube 604 is provided with a threaded structure; the outer side of the top of the reset tube 604 penetrates through a through hole of the inner mounting block 602 and is fixedly provided with a gas pipe connector through threaded connection, and a spring is sleeved outside the reset tube 604; the air pipe connector at the top of the reset pipe 604 is communicated with the air pipe connector in the connecting block 101, and the reset pipe 604 is arranged to provide an adaptive function for the sucker, so that the sucker can be adapted to workpieces with different shapes or contour sizes.

Wherein, the outer end of the lower part of the movable finger 6 is fixedly provided with a connecting sleeve 605 through a bolt, and the outer side of the connecting sleeve 605 is movably connected with a connecting rod 606 through a rotating shaft; six groups of pull rods 701 are fixedly arranged around the transmission disc 7 through bolts, and the bottoms of the pull rods 701 are arranged into a double-bending structure; a connecting shaft structure is integrally arranged at the bottom of the pull rod 701, and the pull rod 701 is movably connected with the connecting rod 606 through a rotating shaft.

Wherein, one side of the main ventilating disc 1 is provided with a screw hole, and an exhaust pipe 8 is fixedly connected outside the screw hole through threads; the exhaust pipe 8 is of a three-way structure, and the top of the exhaust pipe 8 is fixedly provided with a gas pipe joint through threaded connection; an electromagnetic valve 9 is fixedly arranged on the outer side of the exhaust pipe 8 through threaded connection, and an air vent 10 is fixedly arranged on the outer side end of the electromagnetic valve 9 through threaded connection.

Wherein, be T type disc structure at bleed hole 10, and the outside of bleed hole 10 is inlayed and is provided with the filter screen, conveniently filters gas and inhales through setting up bleed hole 10, steps down the gas circuit.

The specific use mode and function of the embodiment are as follows: in the invention, a fixed plate 2 is fixedly arranged at the top of a main ventilating disc 1 through a bolt matched with a guide rod, and a motor 3 is fixedly arranged at the top of the fixed plate 2 through a bolt; a sheath 4 is fixedly arranged on the outer sides of the main ventilating disc 1 and the fixing plate 2 through a shoulder structure; four groups of guide holes are formed in the periphery of the transmission disc 7, and the transmission disc 7 is movably arranged outside the guide rod through the guide holes; the bottom of the motor 3 is movably connected with a lead screw through a coupler, and the bottom of the lead screw is movably arranged at the top of the main ventilating disc 1 through a bearing; a screw hole is formed in the middle of the transmission disc 7, and the transmission disc 7 is movably connected with the screw rod through the screw hole; six groups of connecting blocks 101 are integrally arranged on the periphery of the main ventilating disc 1, a baffle plate structure is integrally arranged on the inner side of each connecting block 101, and an air pipe joint is fixedly arranged outside each baffle plate through threaded connection; six groups of sliding holes 102 are integrally arranged on the inner side of the main ventilating disc 1, and round chamfering processing is carried out on the outer ends of the upper side and the lower side of the sliding holes 102; the bottom of the connecting block 101 is fixedly provided with a fixed finger 5 through bolt connection, and the outside of the fixed finger 5 is movably provided with a movable finger 6 through a rotating shaft; an open slot structure is inwards arranged at the outer ends of the tops of the two sides of the movable finger 6, and a protection plate 601 is movably arranged in the open slot structure through a guide rod matched with a spring; an inner mounting block 602 is fixedly arranged on the inner side of the bottom of the movable finger 6 through bolts, and a through hole is formed in the middle of the inner mounting block 602; a reset tube 604 is integrally arranged on the top of the sucker 603; the outer side of the top of the reset tube 604 penetrates through a through hole of the inner mounting block 602 and is fixedly provided with a gas pipe connector through threaded connection, and a spring is sleeved outside the reset tube 604; the air pipe joint at the top of the reset pipe 604 is communicated with an air pipe arranged in the connecting block 101; a connecting sleeve 605 is fixedly arranged at the outer end of the lower part of the movable finger 6 through a bolt, and a connecting rod 606 is movably connected to the outer side of the connecting sleeve 605 through a rotating shaft; six groups of pull rods 701 are fixedly arranged around the transmission disc 7 through bolts, a connecting shaft structure is integrally arranged at the bottom of each pull rod 701, and each pull rod 701 is movably connected with a connecting rod 606 through a rotating shaft; one side of the main ventilating disc 1 is provided with a screw hole, and an exhaust pipe 8 is fixedly connected outside the screw hole through threads; the top of the exhaust pipe 8 is fixedly provided with an air pipe joint through threaded connection; the outer side of the exhaust pipe 8 is fixedly provided with an electromagnetic valve 9 through threaded connection, and the outer side end of the electromagnetic valve 9 is fixedly provided with an air bleed hole 10 through threaded connection; a filter screen is embedded outside the air vent 10; when in use, the clamping device is arranged at the top of the mechanical arm through the assembling hole, the power circuit and the control circuit are arranged to be connected with the motor 3 and the electromagnetic valve 9, and the air pipe is arranged to be connected with the exhaust pipe 8; when will pressing from both sides the device of getting and remove the work piece top through the arm, the starting motor 3 is adjusted sucking disc 603 and is placed after the angle of presetting of adaptation work piece surface and press from both sides the device of getting, extracts air through the air pump and adsorbs sucking disc 603 in the work piece surface to transport through the arm, after accomplishing the transportation, open solenoid valve 9 and filter and fill the balanced pressure chamber of air through gas release hole 10 and place the work piece.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a shipment device is got to automatic work piece clamp based on machining for get the shipment to the work piece of machining, its characterized in that includes: the device comprises a main ventilation disc (1), a connecting block (101), a sliding hole (102), a fixing plate (2), a motor (3), a sheath (4), a fixing finger (5), a movable finger (6), a protecting plate (601), an inner mounting block (602), a sucker (603), a reset tube (604), a connecting sleeve (605), a connecting rod (606), a transmission disc (7), a pull rod (701), an air exhaust tube (8), an electromagnetic valve (9) and an air release hole (10); six groups of connecting blocks (101) are integrally arranged on the periphery of the main ventilating disc (1), and the connecting blocks (101) and the interior of the main ventilating disc (1) are of a communicating structure; a baffle plate structure is uniformly arranged on the inner side of the connecting block (101), and air pipe connectors are fixedly arranged outside the baffle plates through threaded connection; six groups of sliding holes (102) are integrally formed in the inner side of the main ventilation disc (1), and round chamfering processing is performed on the outer ends of the upper side and the lower side of each sliding hole (102); the top of the main ventilation disc (1) is fixedly provided with a fixed plate (2) through a bolt matched with a guide rod, and the top of the fixed plate (2) is fixedly provided with a motor (3) through a bolt; the outer sides of the main ventilating disc (1) and the fixing plate (2) are fixedly provided with a sheath (4) through a shoulder structure; four groups of guide holes are formed in the periphery of the transmission disc (7), and the transmission disc (7) is movably arranged outside the guide rod through the guide holes; the bottom of the motor (3) is movably connected with a lead screw through a coupler, and the bottom of the lead screw is movably arranged at the top of the main ventilating disc (1) through a bearing; a screw hole is formed in the middle of the transmission disc (7), and the transmission disc (7) is movably connected with the screw rod through the screw hole; inner mounting blocks (602) are fixedly arranged on the inner sides of the bottoms of the movable fingers (6) through bolts, and through holes are formed in the middles of the inner mounting blocks (602); the top of the sucker (603) is integrally provided with a reset tube (604), and the outer side of the top of the reset tube (604) is provided with a thread structure; the outer side of the top of the reset pipe (604) penetrates through a through hole of the inner mounting block (602) and is fixedly provided with a gas pipe connector through threaded connection, and a spring is sleeved outside the reset pipe (604); the air pipe joint at the top of the reset pipe (604) is communicated with an air pipe arranged in the air pipe joint in the connecting block (101); a screw hole is formed in one side of the main ventilation disc (1), and an exhaust pipe (8) is fixedly connected outside the screw hole through threads; the air exhaust pipe (8) is of a three-way structure, and the top of the air exhaust pipe (8) is fixedly provided with an air pipe joint through threaded connection; the outer side of the air exhaust pipe (8) is fixedly provided with an electromagnetic valve (9) through threaded connection, and the outer side end of the electromagnetic valve (9) is fixedly provided with an air vent (10) through threaded connection; the air vent (10) is of a T-shaped disc structure, and a filter screen is embedded outside the air vent (10).

2. The automatic workpiece clamping and transporting device based on machining is characterized in that the bottoms of the connecting blocks (101) are fixedly provided with fixed fingers (5) through bolt connection, and the outsides of the fixed fingers (5) are movably provided with movable fingers (6) through rotating shafts; the outer ends of the tops of the two sides of the movable finger (6) are both inwards provided with an open slot structure, and the open slot structures are both movably provided with a protection plate (601) through guide rods matched with springs; the outer ends of two sides of the bottom of the fixing finger (5) are both arranged to be of arc surface structures, and the top of the protection plate (601) is both arranged to be of inner arc surface structures.

3. The automatic workpiece clamping and transporting device based on machining is characterized in that a connecting sleeve (605) is fixedly arranged at the outer end of the lower portion of the movable finger (6) through a bolt, and a connecting rod (606) is movably connected to the outer side of the connecting sleeve (605) through a rotating shaft; six groups of pull rods (701) are fixedly arranged on the periphery of the transmission disc (7) through bolts, and the bottoms of the pull rods (701) are of double-bending structures; the bottom of the pull rod (701) is integrally provided with a connecting shaft structure, and the pull rod (701) is movably connected with the connecting rod (606) through a rotating shaft.