CN111038999B

CN111038999B - Workbench capable of being matched with manipulator for feeding and discharging

Info

Publication number: CN111038999B
Application number: CN201911290913.0A
Authority: CN
Inventors: 唐钟海
Original assignee: Zhangjiagang Liwan Precision Parts Co ltd
Current assignee: Zhangjiagang Liwan Precision Parts Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-09-21
Anticipated expiration: 2039-12-16
Also published as: CN111038999A

Abstract

The invention discloses a workbench capable of being matched with a manipulator for feeding and discharging, which comprises a feeding mechanism and a discharging mechanism, wherein the feeding mechanism comprises: the device comprises a first rack, a second rack and a third rack, wherein the first rack is provided with a feeding disc, a material blocking mechanism and a pipe fitting positioning mechanism, the material blocking mechanism is provided with a material receiving plate, the material receiving plate is provided with a first inductive switch, and the first inductive switch is electrically connected with the material blocking mechanism and the positioning mechanism respectively; the unloading mechanism includes: the second rack is provided with a qualified piece discharging tray and a waste piece discharging tray, the second rack is provided with a material receiving frame, a conveying mechanism and a pipe fitting length measuring and distributing mechanism, the material receiving frame is provided with a material pushing mechanism, the length measuring and distributing mechanism is provided with a second inductive switch, the second inductive switch is electrically connected with the material pushing mechanism and the conveying mechanism respectively, and the second inductive switch is electrically connected with the control panel. The invention has the advantages that: can cooperate the manipulator to realize unloading work in automation, improve production efficiency greatly.

Description

Workbench capable of being matched with manipulator for feeding and discharging

Technical Field

The invention relates to a workbench, in particular to a workbench capable of being matched with a manipulator for feeding and discharging.

Background

In the process of machining the pipe fitting by using the automatic lathe, a worker usually puts the pipe fitting to be machined into the lathe manually, and after the pipe fitting is machined, the worker takes the pipe fitting out of the lathe manually and detects each pipe fitting, so that the labor intensity of the worker is increased, and the working efficiency is reduced. In order to improve the working efficiency, companies purchase manipulators to replace workers, but when the manipulators are used for grabbing the pipe, the pipe needs to be limited at a fixed position in order to facilitate the grabbing of the manipulators; in order to further realize the automation degree of feeding and discharging, the detection work after the pipe fitting is fed needs to be also realized automatically.

Disclosure of Invention

The invention aims to provide a workbench which can be matched with a mechanical arm to feed and discharge materials and can improve the working efficiency.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a workstation that can cooperate unloading on manipulator, includes feed mechanism and unloading mechanism, feed mechanism includes: the material loading plate is arranged on the first rack, the material loading plate is arranged on the first rack in a backward and forward downward inclined mode, the material blocking mechanism capable of blocking the pipe fittings in the material loading plate from rolling forwards is arranged on the first rack located on the front side of the material loading plate, a material receiving plate is arranged on the material blocking mechanism, and the material blocking mechanism comprises: the first cylinder is fixedly arranged on a first rack positioned on the front side of the feeding disc, a piston rod on the first cylinder vertically extends upwards, a stop block is arranged on the piston rod of the first cylinder, the receiving plate is fixedly connected to the front end of the stop block, the first cylinder can drive the stop block and the receiving plate to move up and down together, when the stop block moves upwards to a position protruding upwards out of the feeding disc, the stop block can upwards bulge to block pipes in the feeding disc, when the stop block moves downwards to be level with the bottom of the feeding disc, the pipes in the feeding disc can roll forwards onto the receiving plate under the action of self-weight, a plurality of V-shaped blocks with the same structure and size are arranged on the receiving plate at intervals along the receiving plate, the upper end parts of the V-shaped blocks are flush with the upper end parts of the stop block, and when the stop mechanism does not stop the pipes in the feeding disc any more, the pipes in the feeding disc can roll forwards onto the receiving plate, be provided with on first frame and carry out the positioning mechanism that fixes a position to the pipe fitting of shelving on the flitch, positioning mechanism includes: the second cylinder is arranged on the left side of the material receiving plate, a piston rod of the second cylinder horizontally extends rightwards, a first push plate is arranged on the piston rod of the second cylinder, the fixed plate is arranged on the right side of the material receiving plate, and the first push plate, the fixed plate and the material receiving plate are aligned with each other; a first inductive switch is arranged on the material receiving plate and is respectively and electrically connected with the first cylinder and the second cylinder; the unloading mechanism includes: the second frame is provided with material tray under the qualification piece and material tray under the waste product piece in the second frame, and material tray under the qualification piece is located the top of material tray under the waste product piece, and material tray under the qualification piece and waste product piece set up in the second frame by backward preceding forward tilt up, are provided with the material receiving frame that can accept the pipe fitting in the second frame that is located material tray front side under the waste product piece, are provided with on the material receiving frame and can push away from the pushing equipment who connects the material frame with the pipe fitting that connects on the material receiving frame, pushing equipment includes: the two third cylinders are respectively arranged on the left side and the right side of the material receiving frame, piston rods in the two third cylinders vertically extend upwards, the piston rods of the two third cylinders are respectively provided with a second push plate, and the end parts of the two second push plates are inclined backwards and forwards; be provided with in the second frame that connects between material frame and waste product spare charging tray and can hold the pipe fitting that pushing equipment pushed and can carry this pipe fitting to the transport mechanism on material tray under the qualified piece or waste product spare charging tray, transport mechanism includes: the fourth cylinder is arranged on a second rack between the waste part blanking disc and the material receiving frame, a piston rod in the fourth cylinder vertically extends upwards, a bearing seat is arranged on the piston rod of the fourth cylinder, a bearing plate which is inclined upwards from back to front is arranged on the bearing seat, and when the fourth cylinder is in a reset state, the bearing plate on the bearing seat is aligned with the bottom of the waste part blanking disc; be provided with in the second frame and carry out the length measurement feed mechanism that length detected to the pipe fitting on the work or material rest, length measurement feed mechanism includes: the length measuring and distributing mechanism is provided with a second induction switch, the second induction switch is respectively electrically connected with two third cylinders and a fourth cylinder, and the second induction switch is electrically connected with a control panel.

Further, aforementioned workstation that can cooperate last unloading of manipulator, wherein, is provided with the face of accepting by preceding tilt up in the back on connecing the work or material rest, is provided with a vertical ascending blend stop respectively in the left and right sides of accepting the face rear end.

Further, aforementioned workstation that unloading on can cooperating the manipulator, wherein, the connection structure who goes up between charging tray and the first frame is: the upper material plate is provided with a plurality of first through holes, the first rack is provided with a first mounting frame which is inclined downwards from back to front, the first mounting frame is provided with a plurality of first pin holes, the upper material plate is stacked on the first mounting frame, the first through holes in the upper material plate are respectively aligned with the first pin holes in the first mounting frame one by one, and pin shafts are arranged between the first through holes which are aligned with each other and the first pin holes in a penetrating manner.

Further, aforementioned workstation that can cooperate the last unloading of manipulator, wherein, the connection structure between charging tray and the second frame under the waste product spare is: a plurality of second through holes are formed in the waste part blanking disc, a second mounting frame which is inclined upwards from back to front is arranged on the second rack, a plurality of second pin holes are formed in the second mounting frame, the waste part blanking disc is stacked on the second mounting frame, the second through holes in the waste part blanking disc are respectively aligned with the second pin holes in the second mounting frame one by one, and pin shafts are arranged between the aligned second through holes and the second pin holes in a penetrating mode; and a plurality of connecting plates with the same length are vertically and upwards arranged on the left side wall and the right side wall of the material discharging plate of the waste part, and the material discharging plate of the qualified part is connected with the connecting plates.

The invention has the advantages that: can cooperate the manipulator to realize unloading work in the automation, can also automated inspection pipe fitting length, improve production efficiency greatly, reduce manufacturing cost.

Drawings

Fig. 1 is a schematic perspective view of a workbench capable of being matched with a manipulator for feeding and discharging.

Fig. 2 is a schematic structural diagram of the feeding mechanism in fig. 1.

Fig. 3 is a schematic structural view of the blanking mechanism in fig. 1.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the preferred embodiments.

As shown in fig. 1, 2 and 3, the workbench capable of being matched with a manipulator to perform loading and unloading comprises a loading mechanism and a unloading mechanism, wherein the loading mechanism comprises: first frame 1 is provided with material loading tray 11 on first frame 1, and the connection structure between material loading tray 11 and first frame 1 is: be provided with a plurality of first through-holes on last charging tray 11, be provided with the first installing frame 12 by the preceding downward sloping of backward direction on first frame 1, be provided with a plurality of first pinholes on first installing frame 12, it is on first installing frame 12 to go up charging tray 11 stack, go up first through-hole on charging tray 11 and align with first pinhole on first installing frame 12 one by one respectively, wear to establish the round pin axle between the first through-hole that aligns each other and first pinhole, just so be with going up charging tray 11 and be by the preceding downward sloping setting of backward direction on first frame 1. Be provided with stock stop on first frame 1, stock stop includes: the first air cylinder 2 is fixedly arranged on a first rack 1 positioned below the upper material tray 11, a piston rod on the first air cylinder 2 vertically extends upwards, a stop block 21 is arranged on the piston rod of the first air cylinder 2, the stop block 21 is positioned on the front side of the upper material tray 11, a material receiving plate 13 is fixedly connected to the front end of the stop block 21, two V-shaped blocks 131 with the same structure and size are arranged on the material receiving plate 13 at intervals along the material receiving plate 13, the upper end part of the V-shaped block 131 on the material receiving plate 13 is flush with the upper end part of the stop block 21, the first air cylinder 2 can drive the stop block 21 and the material receiving plate 13 to move up and down together, when the stop block 21 moves upwards to a position protruding upwards from the upper material tray 11, the stop block 21 can block pipes in the upper material tray 11, the pipes in the upper material tray 11 are prevented from rolling forwards onto the material receiving plate 13, and when the stop block 21 moves downwards to be flush with the, the pipe fittings in the feeding tray 11 will roll forward under the action of self-weight to the receiving plate 13, and the two V-shaped blocks 131 on the receiving plate 13 can receive the pipe fittings. The receiving plate 13 is provided with a first inductive switch 132, and the first cylinder 2 is electrically connected to the first inductive switch 132. The position of manipulator when snatching the pipe fitting that connects on the flitch 13 is fixed, if shelve the pipe fitting position on connecing flitch 13 and fall by mistake uneven, the phenomenon that the pipe fitting collides lathe chuck or the lathe chuck can not press from both sides the pipe fitting appears easily after snatching the pipe fitting in the manipulator, so need advance line location to shelve the pipe fitting on connecing flitch 13, in order to realize the location to the pipe fitting, be provided with on first frame 1 and carry out the positioning mechanism who fixes a position to the pipe fitting of shelving on connecing flitch 13, positioning mechanism includes: second cylinder 3 and fixed plate 31, second cylinder 3 set up the left side at material receiving plate 13, and the piston rod level on the second cylinder 3 stretches out to the right, is provided with first push pedal 32 on the piston rod on second cylinder 3, and fixed plate 31 sets up the right side at material receiving plate 13, and first push pedal 32, fixed plate 31 and material receiving plate 13 align each other. The second cylinder 3 drives the first pushing plate 32 to move rightward, so that the pipe fittings on the material receiving plate 13 can be pushed to abut against the fixed plate 31. The second cylinder 3 is electrically connected to the first inductive switch 132.

The unloading mechanism includes: second frame 4, from the top down sets gradually charging tray 41 under qualified spare and charging tray 42 under the waste product spare on second frame 4, and charging tray 41 under qualified spare, charging tray 42 under the waste product spare and the connection structure between second frame 4 are: a plurality of second through holes are formed in the waste part blanking disc 42, a second mounting frame 43 which is inclined upwards from back to front is arranged on the second rack 4, a plurality of second pin holes are formed in the second mounting frame 43, the waste part blanking disc 42 is stacked on the second mounting frame 43, the second through holes in the waste part blanking disc 42 are respectively aligned with the second pin holes in the second mounting frame 43 one by one, and pin shafts are arranged between the aligned second through holes and the second pin holes in a penetrating manner, so that the waste part blanking disc 42 is fixed on the second rack 4 in a state that the waste part blanking disc is inclined upwards from back to front; a plurality of connecting plates 44 with the same length are vertically and upwards arranged on the left side wall and the right side wall of the waste part blanking disc 42, the qualified part blanking disc 41 is connected with the connecting plates 44, and thus the qualified part blanking disc 41 and the waste part blanking disc 42 are in a shape of inclining from back to front upwards like the shape. The second machine frame 4 which is positioned at the front side of the first material tray 41 and the waste material discharging tray 42 is provided with a material receiving frame 5 which can receive pipe fittings, the material receiving frame 5 is provided with a receiving surface 51 which is inclined upwards from back to front, the left side and the right side of the rear end of the receiving surface 51 are respectively provided with a vertical upward barrier strip 52, after the material receiving frame 5 receives the pipe fittings, the pipe fittings can roll on the inclined receiving surface 51 to fall onto the two barrier strips 52 under the self-weight effect, and the barrier strips 52 can block the pipe fittings. Be provided with pushing equipment on connect material frame 5, pushing equipment includes: the two third cylinders 6 are respectively arranged at the left side and the right side of the material receiving frame 5, piston rods in the two third cylinders 6 vertically extend upwards, the piston rods of the two third cylinders 6 are respectively provided with a second push plate 61, and the end parts of the two second push plates 61 are both inclined backwards and forwards; be provided with conveying mechanism on connecing material frame 5 and qualified piece unloading dish 41 and waste product piece unloading dish 4 between 42, conveying mechanism includes: the fourth cylinder 7 is arranged on the second rack 4 between the qualified piece blanking disc 41, the waste piece blanking disc 42 and the material receiving frame 5, a piston rod in the fourth cylinder 7 extends vertically upwards, a bearing seat 71 is arranged on the piston rod of the fourth cylinder 7, a bearing plate 72 which inclines upwards from back to front is arranged on the bearing seat 71, and when the fourth cylinder 7 is in a reset state, the bearing plate 72 on the bearing seat 71 is aligned with the bottom of the waste piece blanking disc 42; be provided with on second frame 4 and carry out length measurement feed mechanism that length detected to the pipe fitting on the work or material rest 5, length measurement feed mechanism includes: the device comprises a fifth cylinder 8 and a fixed plate 81, wherein the fifth cylinder 8 is arranged on the second rack 4 on the right side of the material receiving frame 5, a piston rod on the fifth cylinder 8 extends towards the left, a third push plate 82 is arranged on the piston rod of the fifth cylinder 8, a second inductive switch 83 is arranged on the fifth cylinder 8, the fixed plate 81 is arranged on the second rack 4 on the left side of the material receiving frame 5, and the third push plate 82 on the fifth cylinder 8 is aligned with the fixed plate 81. The second inductive switch 83 is electrically connected with the two third cylinders 6 and the fourth cylinder 7, the second inductive switch 83 is electrically connected with the control panel, and the standard length and the error range of the pipe fitting can be set on the control panel.

The working process of the invention is as follows: the feeding mechanism and the discharging mechanism are respectively arranged on the left side and the right side of the manipulator, and the standard length and the error range of the pipe fitting are set on the control panel. When the first inductive switch 132 on the material receiving tray plate 13 cannot sense the pipe, the first inductive switch 132 sends a signal to the first cylinder 2, the first cylinder 2 drives the stop block 21 and the material receiving plate 13 to move downwards after receiving the signal, when the stop block 21 falls to the bottom of the material receiving tray 11 and is level, the pipe in the material receiving tray 11 rolls forwards on the material receiving plate 13 under the action of self weight, the two V-shaped blocks 131 on the material receiving plate 13 can receive the pipe, at the moment, the first inductive switch 132 senses the pipe, the first inductive switch 132 sends signals to the first cylinder 2 and the second cylinder 3 in sequence, the first cylinder 2 receives the signal firstly, then the first cylinder 2 drives the stop block 21 to drive the material receiving plate 13 to move upwards to the position protruding upwards from the material receiving tray 11, and the second cylinder 3 receives the signal later than the first cylinder 2, then the second cylinder 3 drives the first push plate 32 to move rightwards, the first push plate 32 pushes the pipe fitting on the material receiving plate 13 rightwards to abut against the fixed plate 31, then the second cylinder 3 drives the first push plate 32 to reset, and the manipulator captures the pipe fitting on the material receiving plate 13 and sends the pipe fitting to a lathe for machining.

After the pipe fitting is machined, the pipe fitting is taken down from the lathe by a manipulator, then the pipe fitting is conveyed to a material receiving frame 5 on a second rack 4, a fifth air cylinder 8 on a length measuring and distributing mechanism drives a third push plate 82 to move leftwards to push the pipe fitting, when the pipe fitting is abutted against a fixed plate 81, a second induction switch 83 can measure the length of the pipe fitting, if the length of the pipe fitting is within an error range of a set length, the pipe fitting is qualified, then the fifth air cylinder 8 is reset, meanwhile, the second induction switch 83 sequentially sends signals to a fourth air cylinder 7 and two third air cylinders 6, the fourth air cylinder 7 receives the signals first, the fourth air cylinder 7 drives a bearing seat 71 to move upwards until a bearing plate 72 on the bearing seat 71 is aligned with the bottom of a material receiving disc 42 of a qualified piece, then the two third air cylinders 6 receive the signals, the two third air cylinders 6 simultaneously drive the corresponding second push plates 61 to move upwards, the two second push plates 61 push the pipe fittings on the material receiving frame 5 upwards in the process of moving upwards, when the pipe fittings pass over the barrier strips 52 on the material receiving frame 5 upwards, the pipe fittings fall on the receiving plate 72 and roll into the qualified material discharging plate 41 due to self weight, and then the fourth cylinder 7 and the third cylinder 6 are reset completely. If the length of the pipe fitting is not within the error range of the set length, the pipe fitting is unqualified, then the fifth cylinder 8 resets, meanwhile, the second inductive switch 83 sends signals to the two third cylinders 6, the two third cylinders 6 receive the signals, the two third cylinders 6 drive the corresponding second push plates 61 to move upwards at the same time, the two second push plates 61 push the pipe fitting on the material receiving rack 5 upwards in the process of moving upwards, after the pipe fitting upwards crosses the barrier strips 52 on the material receiving rack 5, the pipe fitting falls on the bearing plate 72 and rolls to the waste part blanking disc 41 due to self weight, and then the two third cylinders 6 reset. Thus, the automatic production can be realized by matching with a mechanical arm.

Claims

1. The utility model provides a workstation that unloading on can cooperating manipulator which characterized in that: including feed mechanism and unloading mechanism, feed mechanism includes: the material loading plate is arranged on the first rack, the material loading plate is arranged on the first rack in a backward and forward downward inclined mode, the material blocking mechanism capable of blocking the pipe fittings in the material loading plate from rolling forwards is arranged on the first rack located on the front side of the material loading plate, a material receiving plate is arranged on the material blocking mechanism, and the material blocking mechanism comprises: the first cylinder is fixedly arranged on a first rack positioned on the front side of the feeding disc, a piston rod on the first cylinder vertically extends upwards, a stop block is arranged on the piston rod of the first cylinder, the receiving plate is fixedly connected to the front end of the stop block, the first cylinder can drive the stop block and the receiving plate to move up and down together, when the stop block moves upwards to a position protruding upwards out of the feeding disc, the stop block can upwards bulge to block pipes in the feeding disc, when the stop block moves downwards to be level with the bottom of the feeding disc, the pipes in the feeding disc can roll forwards onto the receiving plate under the action of self-weight, a plurality of V-shaped blocks with the same structure and size are arranged on the receiving plate at intervals along the receiving plate, the upper end parts of the V-shaped blocks are flush with the upper end parts of the stop block, and when the stop mechanism does not stop the pipes in the feeding disc any more, the pipes in the feeding disc can roll forwards onto the receiving plate, be provided with on first frame and carry out the positioning mechanism that fixes a position to the pipe fitting of shelving on the flitch, positioning mechanism includes: the second cylinder is arranged on the left side of the material receiving plate, a piston rod of the second cylinder horizontally extends rightwards, a first push plate is arranged on the piston rod of the second cylinder, the fixed plate is arranged on the right side of the material receiving plate, and the first push plate, the fixed plate and the material receiving plate are aligned with each other; a first inductive switch is arranged on the material receiving plate and is respectively and electrically connected with the first cylinder and the second cylinder; the unloading mechanism includes: the second frame is provided with material tray under the qualification piece and material tray under the waste product piece in the second frame, and material tray under the qualification piece is located the top of material tray under the waste product piece, and material tray under the qualification piece and waste product piece set up in the second frame by backward preceding forward tilt up, are provided with the material receiving frame that can accept the pipe fitting in the second frame that is located material tray front side under the waste product piece, are provided with on the material receiving frame and can push away from the pushing equipment who connects the material frame with the pipe fitting that connects on the material receiving frame, pushing equipment includes: the two third cylinders are respectively arranged on the left side and the right side of the material receiving frame, piston rods in the two third cylinders vertically extend upwards, the piston rods of the two third cylinders are respectively provided with a second push plate, and the end parts of the two second push plates are inclined backwards and forwards; be provided with in the second frame that connects between material frame and waste product spare charging tray and can hold the pipe fitting that pushing equipment pushed and can carry this pipe fitting to the transport mechanism on material tray under the qualified piece or waste product spare charging tray, transport mechanism includes: the fourth cylinder is arranged on a second rack between the waste part blanking disc and the material receiving frame, a piston rod in the fourth cylinder vertically extends upwards, a bearing seat is arranged on the piston rod of the fourth cylinder, a bearing plate which is inclined upwards from back to front is arranged on the bearing seat, and when the fourth cylinder is in a reset state, the bearing plate on the bearing seat is aligned with the bottom of the waste part blanking disc; be provided with in the second frame and carry out the length measurement feed mechanism that length detected to the pipe fitting on the work or material rest, length measurement feed mechanism includes: the length measuring and distributing mechanism is provided with a second induction switch, the second induction switch is respectively electrically connected with two third cylinders and a fourth cylinder, and the second induction switch is electrically connected with a control panel.

2. The workbench of claim 1 and capable of being loaded and unloaded in cooperation with a manipulator, wherein: the material receiving frame is provided with a receiving surface which is inclined from back to front, and the left side and the right side of the rear end of the receiving surface are respectively provided with a vertical upward barrier strip.

3. The workbench of claim 1 and capable of being loaded and unloaded in cooperation with a manipulator, wherein: go up the connection structure between charging tray and the first frame and do: the upper material plate is provided with a plurality of first through holes, the first rack is provided with a first mounting frame which is inclined downwards from back to front, the first mounting frame is provided with a plurality of first pin holes, the upper material plate is stacked on the first mounting frame, the first through holes in the upper material plate are respectively aligned with the first pin holes in the first mounting frame one by one, and pin shafts are arranged between the first through holes which are aligned with each other and the first pin holes in a penetrating manner.

4. The workbench of claim 1 and capable of being loaded and unloaded in cooperation with a manipulator, wherein: the connection structure between the waste material piece blanking disc and the second rack is as follows: a plurality of second through holes are formed in the waste part blanking disc, a second mounting frame which is inclined upwards from back to front is arranged on the second rack, a plurality of second pin holes are formed in the second mounting frame, the waste part blanking disc is stacked on the second mounting frame, the second through holes in the waste part blanking disc are respectively aligned with the second pin holes in the second mounting frame one by one, and pin shafts are arranged between the aligned second through holes and the second pin holes in a penetrating mode; and a plurality of connecting plates with the same length are vertically and upwards arranged on the left side wall and the right side wall of the material discharging plate of the waste part, and the material discharging plate of the qualified part is connected with the connecting plates.