CN111318915A - Feeding and discharging production line for numerical control processing of handles - Google Patents

Feeding and discharging production line for numerical control processing of handles Download PDF

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Publication number
CN111318915A
CN111318915A CN202010266037.4A CN202010266037A CN111318915A CN 111318915 A CN111318915 A CN 111318915A CN 202010266037 A CN202010266037 A CN 202010266037A CN 111318915 A CN111318915 A CN 111318915A
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China
Prior art keywords
feeding
lead screw
numerical control
belt
feeding belt
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CN202010266037.4A
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CN111318915B (en
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覃杨
古中强
王召龙
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Guangdong Shunde Mayuan Robot Technology Co ltd
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Guangdong Shunde Mayuan Robot Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/04Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manipulator (AREA)
  • Specific Conveyance Elements (AREA)

Abstract

The invention discloses a feeding and discharging production line for numerical control processing of handles, which comprises a material distributing robot and a feeding and discharging device, wherein the material distributing robot comprises a feeding and discharging device; the material distributing robot comprises a robot main body, a clamping mechanism, a mounting plate and an adjusting and model changing mechanism; the mounting plate is connected with the tail end of a mechanical arm of the robot main body, and a plurality of adjusting and model changing mechanisms are arranged on the lower surface of the mounting plate; each adjusting and changing structure is provided with a clamping mechanism, the adjusting and changing mechanism drives the clamping mechanism to do linear motion, and the clamping mechanism is used for grabbing objects; the feeding and discharging device is arranged in front of the material distributing robot and comprises a feeding conveyor and a discharging conveyor. The production line is used for the automatic unloading handle of going up of numerical control machine tool, need not the manual work and goes up the unloading for numerical control machine tool, avoids taking place production accidents such as flying chip go into the eye, lathe tong to can realize going up the unloading for many numerical control machine tools are automatic simultaneously, production efficiency is high.

Description

Feeding and discharging production line for numerical control processing of handles
Technical Field
The invention relates to the technical field of intelligent equipment, in particular to a feeding and discharging production line for numerical control processing of handles.
Background
With the continuous expansion of industrial production scale, the labor cost rises continuously, and the requirement of industrial automation is higher and higher. The robot is used as an advanced scientific technology and can be widely applied. The design of the robot is a complex design and involves technical knowledge of various disciplines.
The existing production line for the handles processes workpieces through a numerical control processing machine tool, but the workpieces are manually operated to feed and discharge, so that each numerical control processing machine tool needs to be operated by one worker, the labor cost is high, the workers are close to the numerical control processing machine tool, and production accidents such as flying chips entering holes and machine tool clamping are easy to happen.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a feeding and discharging production line for numerical control processing of a handle, which does not need to manually feed and discharge materials for a numerical control processing machine tool and avoids production accidents such as flying chips entering holes and machine tool clamping hands.
In order to achieve the purpose, the invention adopts the following technical scheme: a feeding and discharging production line for numerical control processing of handles comprises a material distributing robot and a feeding and discharging device; the material distribution robot comprises a robot main body, a clamping mechanism, a mounting plate and an adjusting and model changing mechanism; the mounting plate is connected with the tail end of a mechanical arm of the robot main body, and a plurality of adjusting and model changing mechanisms are arranged on the lower surface of the mounting plate; each adjusting and model changing structure is provided with the clamping mechanism, the adjusting and model changing mechanism drives the clamping mechanism to do linear motion, and the clamping mechanism is used for grabbing objects; the feeding and discharging device is arranged in front of the material distributing robot and comprises a feeding conveyor and a discharging conveyor; the feeding conveyor comprises a feeding belt, a positioning mechanism and a limiting adjusting mechanism, the feeding direction of the feeding belt faces the material distributing robot, the positioning mechanism is arranged at the tail end of the feeding direction of the feeding belt, the limiting adjusting mechanism is arranged on the outer side of the feeding belt, the limiting adjusting mechanism is provided with a limiting part, the limiting part is positioned above the feeding belt, and the limiting part of the limiting adjusting mechanism is in linear motion perpendicular to the feeding direction of the feeding belt.
Preferably, the adjusting and model changing mechanism comprises a first trapezoidal lead screw, a first lead screw nut and a first crank; the first trapezoidal lead screw is fixed on the lower surface of the mounting plate and rotates along with the rotation of the first crank handle, the first trapezoidal lead screw is in threaded connection with the first lead screw nut, and the clamping mechanism is connected with the first lead screw nut through a connecting plate; when the first crank handle is rotated to drive the first trapezoidal screw to rotate relative to the first screw nut, the first screw nut drives the clamping mechanism to do linear motion through the connecting plate; the adjusting and changing structure further comprises a first guide shaft and guide lantern rings, and the guide lantern rings are symmetrically arranged on the connecting plate on two sides of the first lead screw nut; each guide lantern ring is movably sleeved on one first guide shaft, the first guide shaft is fixed on the lower surface of the mounting plate and is parallel to the first trapezoidal lead screw, and the first lead screw nut pushes the guide lantern ring to move linearly along the first guide shaft through the connecting plate.
Preferably, the clamping mechanism comprises an air cylinder, guide rail mounting plates and clamping jaws, the air cylinder is provided with two output shafts, the two guide rail mounting plates are respectively arranged on the two output shafts of the air cylinder, and each guide rail mounting plate is provided with one clamping jaw; when the clamping mechanism needs to grab an object, the two output shafts of the air cylinder are close, the output shafts of the air cylinder push the guide rail mounting plate to move, and the two clamping jaws clamp and grab the object; the clamping surface of the clamping jaw is provided with soft rubber.
Preferably, the clamping mechanism further comprises a linear guide rail and a sliding block, the linear guide rail is fixed on the guide rail mounting plate and is parallel to the first trapezoidal screw rod, the sliding block is movably sleeved on the linear guide rail and linearly moves along the linear guide rail, and the clamping jaws are mounted on the sliding block; and blocking pieces are arranged at two ends of the linear guide rail and block two ends of the linear guide rail.
Preferably, the clamping mechanism further comprises a sensor, and the sensor is electrically connected with the driving end of the air cylinder; fixture still includes trigger piece, stretching mechanism and installation piece, trigger the piece install in one side of jack catch, and trigger the piece to the guide rail mounting panel extends, the installation piece install in the one end of guide rail mounting panel, the sensor install in on the installation piece and with trigger the piece relative, the installation piece passes through stretching mechanism with the jack catch is connected.
Preferably, the limiting and adjusting mechanism comprises a second trapezoidal screw, a second screw nut and a second crank; the second lead screw nut is fixed on one side of the feeding belt, the second trapezoidal lead screw is in threaded connection with the second lead screw nut, the second trapezoidal lead screw is perpendicular to the conveying direction of the feeding belt, the second trapezoidal lead screw rotates along with the rotation of the second crank, the limiting component is installed at one end of the second trapezoidal lead screw, and the limiting component is arranged above the feeding belt; when the second crank handle is rotated to drive the second trapezoidal lead screw to rotate, the second trapezoidal lead screw drives the limiting component to do linear motion relative to the second lead screw nut; the limiting and adjusting mechanism further comprises a bearing with a seat, a linear bearing and a second guide shaft; the second trapezoidal lead screw is movably sleeved on the bearing with the base and is connected with the second crank through the bearing with the base; the linear bearings are symmetrically arranged on two sides of the second lead screw nut on one side of the feeding belt, the second guide shafts are arranged on two sides of the second trapezoidal lead screw in parallel, one end of each second guide shaft is movably sleeved on the linear bearing, and the other end of each second guide shaft is fixedly connected with the limiting component.
Preferably, the limiting part comprises an L-shaped connecting piece and a limiting baffle, the vertical section of the L-shaped connecting piece is connected with the second guide shaft, the horizontal section of the L-shaped connecting piece is connected with the limiting baffle, and the limiting baffle is positioned above the feeding belt and extends to the two ends of the feeding belt.
Preferably, the positioning mechanism comprises a positioning seat, the positioning seat is mounted at the tail end of the feeding belt in the conveying direction, a positioning baffle plate with the height higher than the horizontal height of the feeding belt is arranged at one end, away from the feeding belt, of the positioning seat, a positioning block is arranged on the top surface of the positioning seat, and the height of the positioning block is adjustable; the positioning mechanism further comprises a lateral positioning cylinder, the lateral positioning cylinder is installed on the other side of the feeding belt, the lateral positioning cylinder and the positioning block are located on the same horizontal line, the piston rod end of the lateral positioning cylinder faces the positioning block, an ejector plate is connected to the piston rod end of the lateral positioning cylinder, and the lateral positioning cylinder pushes the ejector plate to make linear motion perpendicular to the conveying direction of the feeding belt.
Preferably, the blanking conveyor is located below the feeding conveyor, the blanking conveyor comprises a blanking belt, and the conveying direction of the blanking belt is opposite to the conveying direction of the feeding belt; the length of the blanking belt is greater than that of the feeding belt, and the feeding belt is positioned above the middle of the blanking belt; the feeding and discharging device is provided with a plurality of groups of feeding conveyors and discharging conveyors.
Preferably, the stretching mechanism is a tension spring or a compression spring; the feeding belt is a feeding belt or a feeding chain, and the discharging belt is a discharging belt or a discharging chain; a plurality of numerical control processing machines are arranged around the material distributing robot.
The invention has the beneficial effects that: the production line is used for automatically feeding and discharging the handle for the numerical control machine tool, manually paving materials on the feeding conveyor, paving the materials for one time to meet the production requirement for a period of time, and the feeding conveyor sends out and positions the workpieces to be processed of the handle piece by piece according to the requirement of a client and is used for being grabbed by the material distributing robot; the material distributing robot conveys the grabbed handle to-be-processed pieces to a numerical control processing machine tool for processing; after the processing is finished, the material distributing robot grabs the processed handle workpieces from the numerical control processing machine tool and conveys the processed handle workpieces to a blanking conveyor of the loading and unloading device, and meanwhile, the blanking conveyor sends out the processed handle workpieces placed by the material distributing robot. After the handle is sent out, the material distributing robot continues to grab the handle to-be-processed workpiece on the feeding conveyor; thereby realized in the handle production numerical control machine tool's automatic unloading of going up, need not the manual work and go up the unloading for numerical control machine tool, avoided taking place production accidents such as flying bits go into the eye, lathe tong to can realize going up the unloading for many numerical control machine tools are automatic simultaneously, production efficiency is high. The handle can be an aluminum handle, a copper handle, an alloy handle, a plastic handle and the like, and the numerical control machine tool can be a numerical control milling machine.
Drawings
FIG. 1 is a schematic block diagram of one embodiment of the present invention;
FIG. 2 is a schematic structural view of the dispensing robot of the present invention;
FIG. 3 is a schematic structural diagram of one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of one embodiment of the present invention;
FIG. 5 is a schematic structural view of a loading and unloading apparatus according to the present invention;
FIG. 6 is a schematic structural diagram of one embodiment of the present invention;
FIG. 7 is a schematic structural diagram of one embodiment of the present invention;
wherein: 1, a material distributing robot; 2, a loading and unloading device; 3, a numerical control processing machine tool; 11 adjusting the model changing mechanism; 12 a clamping mechanism; 13 mounting the plate; 14 a robot arm; 21 a feeding conveyor; 22 a blanking conveyor; 111 a first trapezoidal lead screw; 112 a first lead screw nut; 113 a first crank; 114 a first guide shaft; 115 a guide collar; 121 guide rail mounting plates; 123 claws; 124 linear guide rails; 125 a baffle plate; 211 feeding the material belt; 212 a positioning mechanism; 213 limit adjusting mechanism; 221, feeding a material belt; 1121 connecting plates; 1221 an output shaft; 1231 soft boards; 1261 mounting a piece; 1262 a stretching mechanism; 1263 trigger piece; 2121, positioning seats; 2122 positioning the block; 2123 laterally positioning the cylinder; 2124 ejecting the plate; 2131 a second trapezoidal lead screw; 2132 a second lead screw nut; 2133 a second crank; 2134 a limiting part; 2135 linear bearings; 2136 a second guide shaft; 2137 a pedestal bearing; 2138L-shaped connecting pieces; 2139 limit the position of the baffle.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-7, a feeding and discharging production line for numerical control processing of handles comprises a material distributing robot 1 and a feeding and discharging device 2; the material distribution robot 1 comprises a robot main body, a clamping mechanism 12, a mounting plate 13 and an adjusting and model changing mechanism 11; the mounting plate 13 is connected with the tail end of a mechanical arm 14 of the robot main body, and a plurality of adjusting and model-changing mechanisms 11 are arranged on the lower surface of the mounting plate 13; each adjusting and model changing structure 11 is provided with the clamping mechanism 12, the adjusting and model changing structure 11 drives the clamping mechanism 12 to do linear motion, and the clamping mechanism 12 is used for grabbing objects; the feeding and discharging device 2 is arranged in front of the material distributing robot 1, and the feeding and discharging device 2 comprises a feeding conveyor 21 and a discharging conveyor 22; the feeding conveyor 21 comprises a feeding belt 211, a positioning mechanism 212 and a limiting and adjusting mechanism 213, the feeding belt 211 is conveyed towards the distribution robot 1, the positioning mechanism 212 is arranged at the tail end of the feeding belt 211 in the conveying direction, the limiting and adjusting mechanism 213 is arranged at the outer side of the feeding belt 211, the limiting and adjusting mechanism 213 is provided with a limiting part 2134, the limiting part 2134 is positioned above the feeding belt 211, and the limiting part 2134 of the limiting and adjusting mechanism 213 makes a linear motion perpendicular to the conveying direction of the feeding belt 211.
The production line is used for automatically feeding and discharging the handle for the numerical control machine tool 3, manually paving materials on the feeding conveyor 21, paving the materials for one time to meet the production requirement for a period of time, and the feeding conveyor 21 sends out and positions the workpieces to be processed of the handle piece by piece according to the requirement of a client, so that the workpieces to be processed are grabbed by the material distributing robot 1; the material distributing robot 1 conveys the grabbed handle to-be-processed pieces to the numerical control processing machine tool 3 for processing; after the processing is finished, the material distributing robot 1 grabs the processed handle workpieces from the numerical control machine tool 3 and conveys the processed handle workpieces to the blanking conveyor 22 of the loading and unloading device 2, and meanwhile, the blanking conveyor 22 sends out the processed handle workpieces placed by the material distributing robot 1. After the handle processed parts are sent out, the material distributing robot 1 continues to grab the handle processed parts on the feeding conveyor 21; thereby realized numerical control machine tool 3's automatic unloading of going up in handle production, need not the manual work and go up unloading for numerical control machine tool 3, avoided taking place production accidents such as flying bits go into the eye, lathe tong to can realize going up the unloading for many numerical control machine tool 3 automation simultaneously, production efficiency is high. The handle can be an aluminum handle, a copper handle, an alloy handle, a plastic handle and the like, and the numerical control machine tool 3 can be a numerical control milling machine.
The adjusting and model changing mechanism 11 adjusts the position of the clamping mechanism 12 by driving the clamping mechanism 12 to do linear motion, so that the clamping mechanism 12 is aligned with the middle part of the handle to-be-processed workpiece, the clamping mechanism 12 can clamp handle to-be-processed workpieces with different lengths, the clamping mechanism 12 does not need to be replaced according to the length of the handle to-be-processed workpiece, and the universality is high.
The limiting adjusting mechanism 213 is used for correcting the motion path of the to-be-processed handle part being conveyed on the feeding belt 211, so that the to-be-processed handle part in conveying can be aligned to the positioning mechanism 212, and the position deviation is prevented; the feeding belt 211 finally conveys the handle workpiece to be processed to the positioning mechanism 212 located at the end of the feeding belt, and the positioning mechanism 212 positions the handle workpiece to be processed and stops the handle workpiece to be processed from moving forward, so that the material distributing robot 1 can precisely grasp the handle workpiece to be processed in place. In addition, the position of the limiting part 2134 above the upper material belt 211 can be adjusted by the limiting adjusting mechanism 213 according to the length of the workpiece to be processed by the handle, so that the positioning requirements of workpieces to be processed by handles of different models can be met.
Preferably, the adjusting and model-changing mechanism 11 comprises a first trapezoidal lead screw 111, a first lead screw nut 112 and a first crank 113; the first trapezoidal lead screw 111 is fixed on the lower surface of the mounting plate 13 and rotates along with the rotation of the first crank 113, the first trapezoidal lead screw 111 is in threaded connection with the first lead screw nut 112, and the clamping mechanism 12 is connected with the first lead screw nut 112 through a connecting plate 1121; when the first crank 113 is rotated to drive the first trapezoidal lead screw 111 to rotate relative to the first lead screw nut 112, the first lead screw nut 112 drives the clamping mechanism 12 to make a linear motion through the connecting plate 1121; the adjusting and changing structure 11 further includes a first guide shaft 114 and a guide collar 115, and the connection plate 1121 is symmetrically provided with the guide collars 115 on two sides of the first lead screw nut 112; each guide collar 115 is movably sleeved on one first guide shaft 114, the first guide shaft 114 is fixed on the lower surface of the mounting plate 13, the first guide shaft 114 is parallel to the first trapezoidal lead screw 111, and the first lead screw nut 112 pushes the guide collar 115 to move linearly along the first guide shaft 114 through the connecting plate 1121.
The first crank 113 is arranged on the outer side of the mounting plate 13, so that manual rotation is facilitated; the clamping mechanism 12 is perpendicular to the first trapezoidal screw 111, so that the movable range is maximum. When the clamping mechanism is used, the first trapezoidal screw 111 is fixed on the lower surface of the mounting plate 13, the first crank 113 is rotated, the first crank 113 drives the first trapezoidal screw 111 to rotate, the first screw nut 112 moves forward or backward relative to the first trapezoidal screw 111 when the first trapezoidal screw 111 rotates, and the clamping mechanism 12 can move forward or backward relative to the first trapezoidal screw 111 along with the first screw nut 112, so that the position of the clamping mechanism 12 can be adjusted.
When the first lead screw nut 112 moves linearly relative to the first trapezoidal lead screw 111, the first lead screw nut 112 drives the guide collar 115 to move linearly relative to the first guide shaft 114, so as to perform a guiding function. In addition, the guide collar 115 and the first guide shaft 114 also serve to support the clamping mechanism 12, so that the clamping mechanism 12 fixed to the connection plate 1121 is more stable.
Preferably, the clamping mechanism 12 includes an air cylinder, a guide rail mounting plate 121 and a jaw 123, the air cylinder has two output shafts 1221, the two guide rail mounting plates 121 are respectively disposed on the two output shafts 1221 of the air cylinder, and each guide rail mounting plate 121 is provided with one jaw 123; when the clamping mechanism 12 needs to grab an object, the two output shafts 1221 of the air cylinder are close, the output shafts 1221 of the air cylinder push the guide rail mounting plate 121 to move, and the two clamping jaws 123 clamp and grab the object; the clamping surface of the clamping jaw 123 is provided with soft rubber 1231.
Utilize the cylinder as the power that fixture 12 snatched the article, compare with the electric drive, the dynamics is adjusted more easily, and power can not too big make the article broken or scrape the flower, and the centre gripping article is more firm moreover. In the working process, when the clamping mechanism 12 needs to grab an object, positive pressure is introduced into an air inlet of the air cylinder, two output shafts 1221 of the air cylinder are closed, and the two clamping jaws 123 are pushed to be closed and clamped, so that the grabbing action is completed; when the object is loosened, the air cylinder exhausts air, the two output shafts 1221 of the air cylinder are separated, the two clamping jaws 123 are pushed to be opened, and the loosening action is finished. The opening and closing driving structure of the two clamping jaws 123 is an existing conventional clamping jaw opening and closing driving structure, the specific internal structure is not illustrated, and only the opening and closing of the two clamping jaws 123 can be driven by an air cylinder. The clamping face of the clamping jaw 123 is provided with soft rubber 1231, and when an object is clamped, the object is buffered by the soft rubber 1231 and is not easy to be crushed or scraped.
Preferably, the clamping mechanism 12 further includes a linear guide rail 124 and a slider, the linear guide rail 124 is fixed to the guide rail mounting plate 121, the linear guide rail 124 is parallel to the first trapezoidal screw 111, the slider is movably sleeved on the linear guide rail 124 and linearly moves along the linear guide rail 124, and the claw 123 is mounted on the slider; blocking pieces 125 are arranged at two ends of the linear guide rail 124, and the blocking pieces 125 block the two ends of the linear guide rail 124.
The claw 123 can float along the guiding direction of the linear guide rail 124, so that one side of the handle to-be-processed piece abuts against a tool positioning block of the numerical control machine tool 3 when the numerical control machine tool 3 discharges materials, and the universality is better. The blocking pieces 125 are installed at both ends of the linear guide 124 to block the jaws 123, thereby preventing the jaws 123 from derailing.
Preferably, the clamping mechanism 12 further comprises a sensor, and the sensor is electrically connected with the driving end of the air cylinder; the clamping mechanism 12 further includes a trigger piece 1263, a stretching mechanism 1262, and a mounting piece 1261, the trigger piece 1263 is mounted to one side of the jaw 123, the trigger piece 1263 extends toward the rail mounting plate 121, the mounting piece 1261 is mounted to one end of the rail mounting plate 121, the sensor is mounted to the mounting piece 1261 and faces the trigger piece 1263, and the mounting piece 1261 is connected to the jaw 123 by the stretching mechanism 1262.
When the jack catch 123 moves in place, the sensor gives a trigger signal to stop the cylinder to stop the jack catch 123, so that the jack catch 123 is prevented from being damaged by excessive force applied by the jack catch 123. When the claw 123 is pulled to the position, the sensor and the trigger piece 1253 generate induction, and the sensor gives a trigger signal to stop the air cylinder to stop moving, so that the claw 123 is prevented from excessively clamping an object by force. After clamping is completed, the jaws 123 are switched from a clamped state to an opened state, and the stretching mechanism 1262 in the stretched state contracts, so that the jaws 123 are pulled back and reset by the tensioning assistance of the stretching mechanism 1262.
Preferably, the limit adjusting mechanism 213 includes a second trapezoidal lead screw 2131, a second lead screw nut 2132 and a second crank 2133; the second lead screw nut 2132 is fixed on one side of the feeding belt 211, the second trapezoidal lead screw 2131 is in threaded connection with the second lead screw nut 2132, the second trapezoidal lead screw 2131 is perpendicular to the conveying direction of the feeding belt 211, the second trapezoidal lead screw 2131 rotates along with the rotation of the second crank 2133, the limiting component 2134 is installed at one end of the second trapezoidal lead screw 2131, and the limiting component 2134 is arranged above the feeding belt 211; when the second crank 2133 is rotated to drive the second trapezoidal lead screw 2131 to rotate, the second trapezoidal lead screw 2131 drives the limiting component 2134 to make linear motion relative to the second lead screw nut 2132; the limit adjusting mechanism 213 further comprises a bearing 2137 with a seat, a linear bearing 2135 and a second guide shaft 2136; the second trapezoidal lead screw 2131 is movably sleeved on the bearing 2137 with a seat, and the second trapezoidal lead screw 2131 is connected with the second crank 2133 through the bearing 2137 with a seat; the linear bearings 2135 are symmetrically arranged on two sides of the second lead screw nut 2132 on one side of the feeding belt 211, the second guide shafts 2136 are arranged on two sides of the second trapezoidal lead screw 2131 in parallel, one end of each second guide shaft 2136 is movably sleeved on the linear bearing 2135, and the other end of each second guide shaft 2136 is fixedly connected with the limiting component 2136.
When the handle is used, the second crank 2133 is rotated, the second trapezoidal lead screw 2131 drives the limiting component 2134 positioned above the feeding belt 211 to make linear motion perpendicular to the conveying direction of the feeding belt 211, the limiting component 2134 is adjusted to be positioned at different positions above the feeding belt 211, the size of the working space of the feeding belt 211 can be adjusted, and the handles of different models can be aligned to the positioning mechanism 21 through the limiting effect of the limiting component 2134, so that the handle is more universal.
When the second trapezoidal lead screw 2131 linearly moves relative to the second trapezoidal lead screw nut 2132, the second trapezoidal lead screw 2131 drives the seated bearing 2137 and the limiting component 2134 to linearly move in the same manner, and then the second guide shaft 2136 also linearly moves in the same manner. The second guide shaft 2136, the linear bearing 2135 and the seated bearing 2137 can guide and support, so that the limiting component 2134 is more stable.
Preferably, the limiting component 2134 includes an L-shaped connector 2138 and a limiting baffle 2139, a vertical section of the L-shaped connector 2138 is connected to the second guide shaft 2136, a horizontal section of the L-shaped connector 2138 is connected to the limiting baffle 2139, the limiting baffle 2139 is located above the upper tape 211, and the limiting baffle 2139 extends to two ends of the upper tape 211.
The limiting adjusting mechanism 213 is installed on the outer side of the feeding belt 211, and when the limiting adjusting mechanism 213 is closed towards the feeding belt 211, because the limiting baffle 2139 of the limiting component 2134 is located above the feeding belt 211, the limiting baffle 2139 of the limiting component 2134 pushes a handle on the feeding belt 211 to treat a workpiece along with the movement of the second trapezoidal lead screw 2131, so that the adjusting and limiting effects are achieved.
Preferably, the positioning mechanism 212 includes a positioning seat 2121, the positioning seat 2121 is installed at the end of the feeding belt 211 in the conveying direction, a positioning baffle having a height higher than the horizontal height of the feeding belt 211 is disposed at one end of the positioning seat 2121 far away from the feeding belt 211, a positioning block 2122 is disposed on the top surface of the positioning seat 2121, and the height of the positioning block 2122 is adjustable; the positioning mechanism 212 further includes a lateral positioning cylinder 2123, the lateral positioning cylinder 2123 is installed on the other side of the feeding belt 211, the lateral positioning cylinder 2123 and the positioning block 2122 are located on the same horizontal line, a piston rod end of the lateral positioning cylinder 2122 faces the positioning block 2122, a piston rod end of the lateral positioning cylinder 2123 is connected to an ejector plate 2124, and the lateral positioning cylinder 2123 pushes the ejector plate 2124 to perform linear motion perpendicular to the conveying direction of the feeding belt 211.
When an object is transported to the end of the feeding belt 211, the positioning block 2122 holds the bottom of the object, and the positioning baffle can block the handle to-be-processed piece from falling off. The positioning block 2122 is adjustable in height to adapt to handles of different heights (or curvatures) to be processed, so that the positioning block 2122 can be used for positioning the inner sides of handles of different types to be processed.
When the to-be-processed piece to be processed is conveyed to the tail end of the feeding belt 211, the to-be-processed piece to be processed is pushed out from the piston rod end of the lateral positioning cylinder 2123 after entering the positioning block 2122 along with the feeding belt 211, and therefore the pushing plate 2124 is matched with the limiting baffle 2139 to position the two ends of the to-be-processed piece to be processed. The height of the positioning block 2122 is adjusted to align the central point of the side surface of the object with the ejector plate 2124 of the lateral positioning cylinder 2123, which is more favorable for positioning the lateral positioning cylinder 2123. Therefore, the device can be suitable for limiting of different objects and has universality.
Preferably, the blanking conveyor 22 is located below the feeding conveyor 21, the blanking conveyor 22 includes a blanking belt 221, and a conveying direction of the blanking belt 221 is opposite to a conveying direction of the feeding belt 211; the length of the blanking belt 221 is greater than that of the upper belt 211, and the upper belt 211 is located above the middle of the blanking belt 221; the loading and unloading device 2 is provided with a plurality of groups of loading conveyors 21 and unloading conveyors 22.
The upper feeding conveyor 21 and the lower feeding conveyor 22 are arranged up and down, so that space can be saved. The moving direction of the discharging belt 221 is opposite to that of the feeding belt 211, so that the feeding and discharging functions are realized. In addition, the robot is convenient to unload, and the collision of the material loading belt during unloading is avoided; and also facilitates the worker to take the material from the blanking belt 221.
The multiple groups of feeding conveyors 21 and discharging conveyors 22 are arranged, so that one material distributing robot 1 corresponds to the multiple groups of feeding conveyors 21 and discharging conveyors 22, waiting time is shortened, and production efficiency is improved.
Preferably, the stretching mechanism 1262 is a tension spring or a compression spring; the feeding belt 211 is a feeding belt or a feeding chain, and the discharging belt 221 is a discharging belt or a discharging chain; a plurality of numerical control machine tools 3 are arranged around the material distributing robot 1.
The tension spring or the compression spring has low cost and has stretching capacity. The belt and the chain can effectively drive the object to move. After grabbing a handle to-be-machined part from the feeding conveyor 21, the material distributing robot 1 transfers the handle to the numerical control machine tool 3 for machining; after the processing is finished, the material distributing robot 1 grabs the handle from the numerical control machine tool 3 and transfers the processed part to the blanking conveyor 22, so that a complete full-automatic processing process of the handle is realized.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. The utility model provides a go up unloading production line for handle numerical control processing which characterized in that: comprises a material distributing robot and a feeding and discharging device;
the material distribution robot comprises a robot main body, a clamping mechanism, a mounting plate and an adjusting and model changing mechanism; the mounting plate is connected with the tail end of a mechanical arm of the robot main body, and a plurality of adjusting and model changing mechanisms are arranged on the lower surface of the mounting plate; each adjusting and model changing structure is provided with the clamping mechanism, the adjusting and model changing mechanism drives the clamping mechanism to do linear motion, and the clamping mechanism is used for grabbing objects;
the feeding and discharging device is arranged in front of the material distributing robot and comprises a feeding conveyor and a discharging conveyor;
the feeding conveyor comprises a feeding belt, a positioning mechanism and a limiting adjusting mechanism, the feeding direction of the feeding belt faces the material distributing robot, the positioning mechanism is arranged at the tail end of the feeding direction of the feeding belt, the limiting adjusting mechanism is arranged on the outer side of the feeding belt, the limiting adjusting mechanism is provided with a limiting part, the limiting part is positioned above the feeding belt, and the limiting part of the limiting adjusting mechanism is in linear motion perpendicular to the feeding direction of the feeding belt.
2. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 1, is characterized in that: the adjusting and model changing mechanism comprises a first trapezoidal screw rod, a first screw rod nut and a first crank;
the first trapezoidal lead screw is fixed on the lower surface of the mounting plate and rotates along with the rotation of the first crank handle, the first trapezoidal lead screw is in threaded connection with the first lead screw nut, and the clamping mechanism is connected with the first lead screw nut through a connecting plate;
when the first crank handle is rotated to drive the first trapezoidal screw to rotate relative to the first screw nut, the first screw nut drives the clamping mechanism to do linear motion through the connecting plate;
the adjusting and changing structure further comprises a first guide shaft and guide lantern rings, and the guide lantern rings are symmetrically arranged on the connecting plate on two sides of the first lead screw nut; each guide lantern ring is movably sleeved on one first guide shaft, the first guide shaft is fixed on the lower surface of the mounting plate and is parallel to the first trapezoidal lead screw, and the first lead screw nut pushes the guide lantern ring to move linearly along the first guide shaft through the connecting plate.
3. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 2, characterized in that: the clamping mechanism comprises an air cylinder, guide rail mounting plates and clamping jaws, the air cylinder is provided with two output shafts, the two guide rail mounting plates are respectively arranged on the two output shafts of the air cylinder, and each guide rail mounting plate is provided with one clamping jaw; when the clamping mechanism needs to grab an object, the two output shafts of the air cylinder are close, the output shafts of the air cylinder push the guide rail mounting plate to move, and the two clamping jaws clamp and grab the object; the clamping surface of the clamping jaw is provided with soft rubber.
4. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 3, characterized in that: the clamping mechanism further comprises a linear guide rail and a sliding block, the linear guide rail is fixed on the guide rail mounting plate and is parallel to the first trapezoidal screw rod, the sliding block is movably sleeved on the linear guide rail and linearly moves along the linear guide rail, and the clamping jaws are mounted on the sliding block;
and blocking pieces are arranged at two ends of the linear guide rail and block two ends of the linear guide rail.
5. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 4, is characterized in that: the clamping mechanism further comprises a sensor, and the sensor is electrically connected with the driving end of the air cylinder;
fixture still includes trigger piece, stretching mechanism and installation piece, trigger the piece install in one side of jack catch, and trigger the piece to the guide rail mounting panel extends, the installation piece install in the one end of guide rail mounting panel, the sensor install in on the installation piece and with trigger the piece relative, the installation piece passes through stretching mechanism with the jack catch is connected.
6. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 5, is characterized in that: the limiting adjusting mechanism comprises a second trapezoidal screw, a second screw nut and a second crank;
the second lead screw nut is fixed on one side of the feeding belt, the second trapezoidal lead screw is in threaded connection with the second lead screw nut, the second trapezoidal lead screw is perpendicular to the conveying direction of the feeding belt, the second trapezoidal lead screw rotates along with the rotation of the second crank, the limiting component is installed at one end of the second trapezoidal lead screw, and the limiting component is arranged above the feeding belt;
when the second crank handle is rotated to drive the second trapezoidal lead screw to rotate, the second trapezoidal lead screw drives the limiting component to do linear motion relative to the second lead screw nut;
the limiting and adjusting mechanism further comprises a bearing with a seat, a linear bearing and a second guide shaft;
the second trapezoidal lead screw is movably sleeved on the bearing with the base and is connected with the second crank through the bearing with the base;
the linear bearings are symmetrically arranged on two sides of the second lead screw nut on one side of the feeding belt, the second guide shafts are arranged on two sides of the second trapezoidal lead screw in parallel, one end of each second guide shaft is movably sleeved on the linear bearing, and the other end of each second guide shaft is fixedly connected with the limiting component.
7. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 6, is characterized in that: the limiting part comprises an L-shaped connecting piece and a limiting baffle, the vertical section of the L-shaped connecting piece is connected with the second guide shaft, the horizontal section of the L-shaped connecting piece is connected with the limiting baffle, and the limiting baffle is located above the feeding belt and extends to the two ends of the feeding belt.
8. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 7, is characterized in that: the positioning mechanism comprises a positioning seat, the positioning seat is installed at the tail end of the feeding belt in the conveying direction, a positioning baffle plate with the height higher than the horizontal height of the feeding belt is arranged at one end, away from the feeding belt, of the positioning seat, a positioning block is arranged on the top surface of the positioning seat, and the height of the positioning block is adjustable;
the positioning mechanism further comprises a lateral positioning cylinder, the lateral positioning cylinder is installed on the other side of the feeding belt, the lateral positioning cylinder and the positioning block are located on the same horizontal line, the piston rod end of the lateral positioning cylinder faces the positioning block, an ejector plate is connected to the piston rod end of the lateral positioning cylinder, and the lateral positioning cylinder pushes the ejector plate to make linear motion perpendicular to the conveying direction of the feeding belt.
9. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 8, characterized in that: the blanking conveyor is positioned below the feeding conveyor and comprises a blanking belt, and the conveying direction of the blanking belt is opposite to that of the feeding belt;
the length of the blanking belt is greater than that of the feeding belt, and the feeding belt is positioned above the middle of the blanking belt;
the feeding and discharging device is provided with a plurality of groups of feeding conveyors and discharging conveyors.
10. The feeding and discharging production line for numerical control processing of the handles as claimed in claim 9, is characterized in that: the stretching mechanism is a tension spring or a compression spring;
the feeding belt is a feeding belt or a feeding chain, and the discharging belt is a discharging belt or a discharging chain;
a plurality of numerical control processing machines are arranged around the material distributing robot.
CN202010266037.4A 2020-04-07 2020-04-07 A go up unloading production line for handle numerical control processing Active CN111318915B (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN112658768A (en) * 2020-12-03 2021-04-16 盐城东紫光电科技有限公司 Phototherapy equipment production and processing is with centre gripping frock that has locate function
CN118385673A (en) * 2024-06-27 2024-07-26 淄博纽氏达特行星减速机有限公司 Automatic loading and unloading device for gear-pulling robot

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CN207578428U (en) * 2017-11-30 2018-07-06 安徽佩吉智能科技有限公司 The robot gripper that a kind of multistation can be switched
US20180250781A1 (en) * 2017-03-01 2018-09-06 ARRTSM GmbH Autonomous production line
CN211916245U (en) * 2020-04-07 2020-11-13 广东顺德马元机器人科技有限公司 Feeding and discharging production line for numerical control processing of handles

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Publication number Priority date Publication date Assignee Title
CN106115227A (en) * 2016-06-27 2016-11-16 农业部南京农业机械化研究所 Cutting test machine cutter sweep
US20180250781A1 (en) * 2017-03-01 2018-09-06 ARRTSM GmbH Autonomous production line
CN108527009A (en) * 2017-03-01 2018-09-14 阿特斯姆有限责任公司 Autonomous production line
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112658768A (en) * 2020-12-03 2021-04-16 盐城东紫光电科技有限公司 Phototherapy equipment production and processing is with centre gripping frock that has locate function
CN118385673A (en) * 2024-06-27 2024-07-26 淄博纽氏达特行星减速机有限公司 Automatic loading and unloading device for gear-pulling robot
CN118385673B (en) * 2024-06-27 2024-08-20 淄博纽氏达特行星减速机有限公司 Automatic loading and unloading device for gear-pulling robot

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