CN114055235B - Automatic feeding and discharging equipment for heavy workpieces - Google Patents
Automatic feeding and discharging equipment for heavy workpieces Download PDFInfo
- Publication number
- CN114055235B CN114055235B CN202111598600.9A CN202111598600A CN114055235B CN 114055235 B CN114055235 B CN 114055235B CN 202111598600 A CN202111598600 A CN 202111598600A CN 114055235 B CN114055235 B CN 114055235B
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- sliding
- seat
- clamping jaw
- linear guide
- connecting rod
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- 238000007599 discharging Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 9
- 210000000078 claw Anatomy 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The invention discloses automatic loading and unloading equipment for heavy workpieces, which comprises a base and a machine column positioned on the base, wherein the machine column is provided with a loading and unloading mechanism, and is characterized in that: the feeding and discharging mechanism comprises an upper driving mechanism, a lower driving mechanism, a lifting mechanism and a grabbing mechanism, wherein the upper driving mechanism and the lower driving mechanism are fixedly connected with the lifting mechanism, the grabbing mechanism is fixedly connected with the lifting mechanism, the feeding and discharging mechanism further comprises a linear guide rail vertically arranged on the machine column, and a sliding block of the linear guide rail is connected with the lifting mechanism. The feeding and discharging equipment greatly improves the material grabbing rigidity, and is particularly suitable for processing workpieces with large weight and diameter.
Description
Technical Field
The invention relates to loading and unloading equipment, in particular to automatic loading and unloading equipment suitable for heavy workpieces.
Background
The work piece is snatched to gliding material claw on the guide pillar on the internal gear that unloading mechanism adopted area turntable bearing in the tradition, when snatching the great, heavy work piece of weight, because the guide pillar is only in bottom single-point support, and the top is cantilever structure, when processing work piece is great, because cantilever length, and single-point support, leads to the material claw to drop under the action of gravity, and the work piece can't put into in the anchor clamps.
In chinese patent CN2843740Y, an automatic feeding and discharging device for machine tools is disclosed, and the following is specifically disclosed: the automatic air-conditioning machine is characterized by comprising a servo motor, a speed reducer, a gear shaft, a turntable bearing and pneumatic clamping jaws, wherein the servo motor and the speed reducer are fixed on a machine tool upright post, the servo motor is connected with the speed reducer, the output end of the speed reducer is connected with one end of the gear shaft, the other end of the gear shaft is meshed with teeth on the turntable bearing inner ring, the two pneumatic clamping jaws are symmetrically fixed on the turntable bearing inner ring left and right, a degassing nozzle is mounted on the turntable bearing and consists of an upper air nozzle and a lower air nozzle which are opposite, the upper air nozzle is fixed on the turntable bearing inner ring and is connected with an air cylinder of the pneumatic clamping jaw through an air passage on the turntable bearing inner ring, the lower air nozzle is connected with an outer ring mountain of the turntable bearing through a guide air cylinder, the lower air nozzle is connected with a piston of the guide air cylinder, and a cylinder body of the guide air cylinder is fixed on the turntable bearing outer ring through a bolt. The horizontal guiding cylinder and the vertical guiding cylinder are arranged on one side of the speed reducer, wherein the horizontal guiding cylinder is a rodless cylinder, the cylinder body of the vertical guiding cylinder is fixed on a horizontal sliding block of the horizontal guiding cylinder, the lower end of a piston rod of the vertical guiding cylinder is connected with a horizontal clamping jaw, the horizontal guiding cylinder drives the vertical guiding cylinder to move left and right in the horizontal direction, the piston rod of the vertical guiding cylinder drives the parallel clamping jaw to do lifting motion, therefore, the grabbing work of a workpiece can be completed by the horizontal guiding cylinder, the vertical guiding cylinder and the parallel clamping jaw, when the starting clamping jaw is shifted to a material storage area, only the clamping and loosening actions are completed, thus the cylinder for grabbing the workpiece is not required to be arranged on a pneumatic clamping jaw, the structure is simplified, and the layout of a pipeline is more convenient. And a limit switch is arranged on the side surface of the machine tool upright column facing the processing area, and limits the descending height of the pneumatic clamping jaw in the processing area.
The horizontal guide cylinder and the vertical guide cylinder are adopted in the above patent to realize the grabbing and transferring of the workpiece, the cantilever is long, and the single-point support is easy to occur when the heavy workpiece is grabbed, the claw is caused to fall down under the action of gravity, and the workpiece cannot be placed into the clamp.
Disclosure of Invention
In view of the above, the invention provides an automatic feeding and discharging device suitable for workpieces with large weight and large diameter.
The aim of the invention is realized by the following technical scheme: the utility model provides a unloading equipment in heavy work piece automation, includes the base and is located the post on the base, be provided with feeding mechanism, its characterized in that on the post: the feeding and discharging mechanism comprises an upper driving mechanism, a lower driving mechanism, a lifting mechanism and a grabbing mechanism, wherein the upper driving mechanism and the lower driving mechanism are fixedly connected with the lifting mechanism, the grabbing mechanism is fixedly connected with the lifting mechanism, the feeding and discharging mechanism further comprises a linear guide rail vertically arranged on the machine column, and a sliding block of the linear guide rail is connected with the lifting mechanism. The feeding and discharging equipment adopting the mode adopts the linear guide rail as a support, and takes the grabbing mechanism, the lifting mechanism and the driving mechanism as a whole, so that the grabbing rigidity is greatly improved, and the feeding and discharging equipment is particularly suitable for processing workpieces with larger weight and diameter.
Preferably, the upper and lower driving mechanism is arranged on one side wall of the machine column, and comprises a motor, a speed reducer, a screw rod and a sliding nut, wherein the motor, the speed reducer, the screw rod and the sliding nut are sequentially connected, the sliding nut is arranged on the screw rod, the output end of the motor is connected with the input end of the speed reducer, the output end of the speed reducer is connected with the screw rod, the screw rod extends downwards, and the sliding nut is screwed at the external thread of the screw rod.
Preferably, the number of the linear guide rails is two, the linear guide rails are respectively arranged on two opposite side walls of the machine column, and one linear guide rail and the upper and lower driving device are positioned on the same side wall of the machine column.
Preferably, the lifting mechanism comprises a turntable bearing, a sliding sleeve connected with an inner ring of the turntable bearing and a bearing seat connected with the turntable bearing, the sliding sleeve is connected with the linear guide rail and the upper and lower driving mechanisms through an intermediate connecting piece, and the grabbing mechanism is connected with the outer wall of the bearing seat.
The vertical sliding rail A is arranged on the left side and the right side of the machine column side wall, the sliding block A is arranged on the sliding rail A in a sliding mode, the radial section of the middle connecting piece A is T-shaped, two ends of the middle connecting piece A extending leftwards and rightwards are fixedly connected with the sliding block A and the sliding sleeve, the middle of the middle connecting piece A is inserted between the two sliding blocks A, a vertical through hole is formed in the middle of the middle connecting piece A, the sliding nut is partially inserted into the through hole of the middle connecting piece A and is in threaded connection, and a limiting flange is arranged at the part of the top of the sliding nut, which is positioned outside the through hole. The linear guide rail B arranged on the other side wall is one, the linear guide rail B comprises a vertical slide rail B arranged in the middle of the side wall and a sliding block B arranged on the vertical slide rail in a sliding manner, the radial section of a middle connecting piece B on the same side of the linear guide rail B is arc-shaped, and the middle connecting piece B is fixedly connected with the sliding block B and the sliding sleeve respectively.
Preferably, the sliding sleeve, the intermediate connecting piece A and the sliding block A are locked by using screws, and the sliding sleeve, the intermediate connecting piece B and the sliding block B are locked by using screws.
Preferably, the number of the grabbing mechanisms is two, and the grabbing mechanisms are respectively a front clamping jaw assembly and a rear clamping jaw assembly, and the front clamping jaw assembly and the rear clamping jaw assembly are symmetrically and oppositely arranged on the bearing seat.
Preferably, the front clamping jaw assembly and the rear clamping jaw assembly respectively comprise a transverse installation seat fixedly connected with the bearing seat, a transverse rod is arranged in the transverse installation seat, an external spline is arranged at the middle section of the transverse rod, a disc spring is sleeved at the left section and the right section of the transverse rod, a left sliding seat and a right sliding seat are respectively connected at two ends of the external spline through splines, circumferential sliding grooves are respectively formed in the left sliding seat and the right sliding seat, a left clamping jaw seat and a right clamping jaw seat are respectively sleeved at the left section and the right section of the transverse rod in a sleeved mode, one end of the left clamping jaw seat is fixedly connected with the left sliding seat, one end of the right clamping jaw seat is fixedly connected with the right sliding seat, a left clamping jaw is arranged at the other end of the left clamping jaw seat, a right clamping jaw is arranged at the other end of the right clamping jaw seat, an intermediate sleeve is arranged between the left sliding seat and the right sliding seat, and the intermediate sleeve is in spline connection with the transverse rod; the left-right driving mechanism is connected with the circumferential sliding grooves of the left sliding seat and the right sliding seat respectively.
Preferably, the left and right driving mechanism comprises a cylinder, a cavity is arranged at the lower part in the middle of the transverse installation seat, a driving piece is arranged in the cavity, the driving piece comprises a left connecting rod in a C shape and a right connecting rod in a C shape, one end of the left connecting rod is inserted into a circumferential chute of the left sliding seat, one end of the right connecting rod is inserted into the circumferential chute of the right sliding seat, the left connecting rod and the right connecting rod are oppositely and symmetrically arranged, the other ends of the left connecting rod and the right connecting rod are hinged with the connecting rod seat, the lower end of the connecting seat is a cavity inlet, and the cavity inlet is positioned at an air outlet of the cylinder and connected.
The beneficial effects are that:
the linear guide rail is adopted as a support, the front and rear material claws, the turntable bearing and the sliding sleeve are lifted as a whole, so that the rigidity of the material claws is greatly improved, and the linear guide rail is particularly suitable for processing workpieces with larger weight and diameter.
Drawings
FIG. 1 is a front view of an automatic loading and unloading device for heavy workpieces in an embodiment;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a D-D sectional view of FIG. 1;
Fig. 6 is a sectional view of E-E of fig. 1.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application. On the contrary, the embodiments of the application include all alternatives, modifications and equivalents as may be included within the spirit and scope of the appended claims.
Examples: as shown in fig. 1-6, the embodiment provides an automatic loading and unloading device for heavy workpieces, which comprises a base 100 and a machine column 200 positioned on the base, wherein the machine column is provided with a loading and unloading mechanism 300.
Wherein the base has a top surface, the machine post is installed the top surface of base, the base bottom surface is provided with wheel 101. The machine column is a square column and is provided with four side walls. The base and the machine column both play a supporting role.
The feeding and discharging mechanism is arranged on the machine column and can slide up and down along the machine column. The loading and unloading mechanism comprises an up-down driving mechanism 310, a lifting mechanism 320 and a grabbing mechanism 330. The grabbing mechanism is connected with the lifting mechanism, and the lifting mechanism is connected with the upper and lower driving mechanism. The lifting mechanism further comprises a linear guide 340 vertically arranged on the machine column, and a sliding block of the linear guide is connected with the lifting mechanism.
The upper and lower driving mechanism can adopt modes of an electric cylinder, an air cylinder, an oil cylinder, a motor and the like. In this embodiment, the up-down driving mechanism includes a motor 311, a reducer 312, a screw 313, and a sliding nut 314 disposed on the screw, which are sequentially connected. The lifting mechanism comprises an intermediate connecting piece connected with the sliding nut, a sliding sleeve 321 connected with the intermediate connecting piece, a turntable bearing 322 connected with the sliding sleeve, and a bearing seat 323 connected with the turntable bearing. The two grabbing mechanisms are respectively arranged on the bearing seat.
In this embodiment, the motor is fixed on the upper portion of one side wall of the machine column, the output end of the motor is connected with the input end of the speed reducer, the output end of the speed reducer is connected with the screw rod, the screw rod extends downwards, and a sliding nut is screwed at the external thread of the screw rod. In this embodiment, two linear guide mechanisms are provided, one is disposed on the side wall of the column on the same side as the upper and lower driving mechanisms, and the other is disposed on the opposite side wall of the other column. The two linear guide rails A on the same side as the upper and lower driving mechanisms comprise vertical slide rails A341 arranged on the left side and the right side of the side wall and sliding blocks A342 arranged on the vertical slide rails A in a sliding manner. The radial cross section of intermediate connector A324 is the T font, intermediate connector A's the both ends that stretch out about with slider A and sliding sleeve fixed connection, intermediate connector A's middle part inserts between two slider A, and intermediate connector A's middle part is provided with vertical through-hole 325, slip nut part inserts in intermediate connector A's the through-hole, just slip nut's top is gone out the through-hole part is provided with spacing flange 315. The linear guide rail B arranged on the other side wall is an arc-shaped, and comprises a vertical slide rail B326 arranged in the middle of the side wall of the machine column and a slide block B327 arranged on the vertical slide rail in a sliding manner, wherein the radial section of a middle connecting piece B on the same side of the linear guide rail B is an arc shape, and the middle connecting piece B is fixedly connected with the slide block B and the slide sleeve respectively.
In this embodiment, the sliding sleeve, the intermediate connecting member a and the sliding block a are locked by using screws, and the sliding sleeve, the intermediate connecting member B and the sliding block B are simultaneously locked by using screws. The sliding sleeve is in tight fit with the inner ring of the turntable bearing, and the bearing seat is in tight fit with the outer ring of the turntable bearing.
The gripping mechanisms 330 in this embodiment are two front jaw assemblies and rear jaw assemblies, which are symmetrically and oppositely disposed on the bearing block. The front clamping jaw assembly and the rear clamping jaw assembly respectively comprise a transverse installation seat 331 fixedly connected with the bearing seat, a transverse rod 332 is arranged in the transverse installation seat, an external spline is arranged at the middle section of the transverse rod, a disc spring 333 is sleeved at the left section and the right section of the transverse rod, a left side sliding seat 334L and a right side sliding seat 334R are respectively connected at two ends of the external spline through a spline, a circumferential sliding groove 334C is respectively arranged on the left side sliding seat and the right side sliding seat, a left clamping jaw seat 335L and a right clamping jaw seat 335R are respectively sleeved at the left section and the right section of the transverse rod in the left clamping jaw seat and the right clamping jaw seat, a middle sleeve 336 is arranged between the left side sliding seat and the right side sliding seat, and the middle sleeve is in spline connection with the transverse rod. The right end of the left clamping jaw seat is fixedly connected with the left sliding seat, and the left end is a free end. And the left end of the left clamping jaw seat is provided with a left clamping jaw 337L, specifically: the left clamping jaw 337L is fixed on a left mounting sleeve 338L, and a sleeve portion of the left mounting sleeve is located in the transverse mounting seat and is connected with a left connecting sleeve 339L provided at the left end of the left clamping jaw seat. The left end of the right clamping jaw seat is fixedly connected with the right sliding seat, and the right end is a free end. And right jaw 337R is installed at the right end of the right jaw seat, specifically: the right clamping jaw 337R is fixed on a right mounting sleeve 338R, and a sleeve portion of the right mounting sleeve is positioned in the transverse mounting seat and is connected with a right connecting sleeve 339R arranged at the right end of the right clamping jaw seat.
The gripping mechanism further comprises a left-right driving mechanism 350, and the left-right driving mechanism is respectively connected with the circumferential sliding grooves of the left sliding seat and the right sliding seat. Specific: the left-right driving mechanism comprises a cylinder 351, a cavity 352 is arranged at the lower part in the middle of the transverse mounting seat, a driving piece is arranged in the cavity, the driving piece comprises a left connecting rod 353L in a C shape and a right connecting rod 353R in a C shape, the upper end of the left connecting rod is inserted into a circumferential chute of the left sliding seat, the upper end of the right connecting rod is inserted into the circumferential chute of the right sliding seat, the left connecting rod and the right connecting rod are oppositely and symmetrically arranged, the lower ends of the left connecting rod and the right connecting rod are hinged with a connecting rod seat 354, the lower end of the connecting seat is a cavity inlet 355, and the cavity inlet is positioned in the connection of an air outlet of the cylinder. When the left clamping jaw is used, the connecting rod seat is pushed to move up and down through the air cylinder, the left connecting rod is enabled to move leftwards and the right connecting rod is enabled to move rightwards when the connecting rod seat moves upwards, the left connecting rod is enabled to move leftwards and pushes the left sliding seat to move leftwards so as to drive the left clamping jaw seat to move leftwards, and the left clamping jaw is enabled to move leftwards; the right connecting rod moves rightwards and pushes the right sliding seat to move rightwards so as to drive the right clamping jaw seat to move rightwards, so that the right clamping jaw moves rightwards, the left clamping jaw and the right clamping jaw are finally moved backwards, and discharging can be realized. When the connecting rod seat moves downwards, the left connecting rod moves rightwards and the right connecting rod moves leftwards, and the left connecting rod moves rightwards and pushes the left sliding seat to move rightwards so as to drive the left clamping jaw seat to move rightwards, so that the left clamping jaw moves rightwards; the right connecting rod moves leftwards and pushes the right sliding seat to move leftwards so as to drive the right clamping jaw seat to move leftwards, so that the right clamping jaw moves leftwards, and finally, the left clamping jaw and the right clamping jaw move oppositely, and the material grabbing can be realized.
When the heavy workpiece automatic feeding and discharging equipment of the embodiment is adopted, the front clamping jaw assembly and the right clamping jaw assembly are used for grabbing materials, after the grabbing mechanism grabs the materials, the upper and lower driving mechanism drives the middle connecting piece A to move up and down through the screw rod nut assembly, the middle connecting piece A is fixedly connected with the sliding block A and the sliding sleeve through screws, and the middle connecting piece B is fixedly connected with the sliding block B and the sliding sleeve through screws. The sliding sleeve is connected with the bearing sleeve and the grabbing mechanism on the bearing sleeve through the turntable bearing, so that the up-and-down driving mechanism can drive the lifting mechanism and the grabbing mechanism to move up and down simultaneously, and the rigidity of the structure is improved. And the stability of the system can be improved by adopting the linear guide rail, and the simultaneous grabbing and discharging can be realized by adopting the front clamping jaw assembly and the rear clamping jaw assembly which are stacked in a back-to-back manner. For example, the back clamping jaw assembly grabs the unprocessed workpiece and lifts the unprocessed workpiece to the processing platform, the front clamping jaw assembly grabs the processed workpiece on the processing platform, then the front clamping jaw assembly and the back clamping jaw assembly rotate 180 degrees below the turntable bearing on the left side and the right side, the back clamping jaw assembly places the unprocessed workpiece on the processing platform, and the front clamping jaw assembly places the processed workpiece on the processed platform. In addition, the disc spring provided in this embodiment also has the function of buffering and improving the load capacity.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (1)
1. The utility model provides a unloading equipment in heavy work piece automation, includes the base and is located the post on the base, be provided with feeding mechanism, its characterized in that on the post: the feeding and discharging mechanism comprises an upper driving mechanism, a lower driving mechanism, a lifting mechanism and a grabbing mechanism, wherein the upper driving mechanism and the lower driving mechanism are fixedly connected with the lifting mechanism, the grabbing mechanism is fixedly connected with the lifting mechanism, the feeding and discharging mechanism further comprises a linear guide rail vertically arranged on the machine column, and a sliding block of the linear guide rail is connected with the lifting mechanism;
The upper and lower driving mechanism is arranged on one side wall of the machine column and comprises a motor, a speed reducer, a screw rod and a sliding nut, wherein the motor, the speed reducer and the screw rod are sequentially connected, the sliding nut is arranged on the screw rod, the output end of the motor is connected with the input end of the speed reducer, the output end of the speed reducer is connected with the screw rod, the screw rod extends downwards, and the sliding nut is screwed at the external thread of the screw rod;
the two linear guide rails are respectively arranged on two opposite side walls of the machine column, and one linear guide rail and the upper and lower driving mechanism are positioned on the same side wall of the machine column;
The lifting mechanism comprises a turntable bearing, a sliding sleeve connected with an inner ring of the turntable bearing and a bearing seat connected with the turntable bearing, the sliding sleeve is connected with the linear guide rail and the upper and lower driving mechanisms through a middle connecting piece, and the grabbing mechanism is connected with the outer wall of the bearing seat;
The two linear guide rails A positioned on the same side wall with the upper and lower driving mechanisms are respectively a vertical sliding rail A arranged on the left side and the right side of the machine column side wall and a sliding block A slidably arranged on the vertical sliding rail A, the radial section of the middle connecting piece A is T-shaped, the two ends of the middle connecting piece A extending leftwards and rightwards are fixedly connected with the sliding block A and the sliding sleeve, the middle part of the middle connecting piece A is inserted between the two sliding blocks A, a vertical through hole is formed in the middle part of the middle connecting piece A, the sliding nut part is inserted into the through hole of the middle connecting piece A and is in threaded connection, and a limiting flange is arranged at the part of the top of the sliding nut, which is positioned outside the through hole;
The linear guide rail B arranged on the other side wall is one and comprises a vertical sliding rail B arranged in the middle of the side wall and a sliding block B arranged on the vertical sliding rail in a sliding manner, the radial section of a middle connecting piece B on the same side as the linear guide rail B is arc-shaped, and the middle connecting piece B is fixedly connected with the sliding block B and the sliding sleeve respectively;
the two grabbing mechanisms are respectively a front clamping jaw assembly and a rear clamping jaw assembly, and the front clamping jaw assembly and the rear clamping jaw assembly are symmetrically and oppositely arranged on the bearing seat;
The front clamping jaw assembly and the rear clamping jaw assembly respectively comprise a transverse installation seat fixedly connected with the bearing seat, a transverse rod is arranged in the transverse installation seat, an external spline is arranged at the middle section of the transverse rod, a disc spring is sleeved at the left section and the right section of the transverse rod, a left sliding seat and a right sliding seat are respectively connected with two ends of the external spline through splines, circumferential sliding grooves are respectively formed in the left sliding seat and the right sliding seat, a left clamping jaw seat and a right clamping jaw seat are respectively sleeved at the left section and the right section of the transverse rod in a sleeved mode, one end of the left clamping jaw seat is fixedly connected with the left sliding seat, one end of the right clamping jaw seat is fixedly connected with the right sliding seat, a left clamping jaw is arranged at the other end of the left clamping jaw seat, a right clamping jaw is arranged at the other end of the right clamping jaw seat, a middle sleeve is arranged between the left sliding seat and the right sliding seat, and the middle sleeve is in splined connection with the transverse rod; the left and right driving mechanisms are respectively connected with the circumferential sliding grooves of the left sliding seat and the right sliding seat;
The left-right driving mechanism comprises a cylinder, a cavity is arranged at the lower part in the middle of the transverse installation seat, a driving piece is arranged in the cavity, the driving piece comprises a left connecting rod in a C shape and a right connecting rod in a C shape, one end of the left connecting rod is inserted into a circumferential chute of the left sliding seat, one end of the right connecting rod is inserted into the circumferential chute of the right sliding seat, the left connecting rod and the right connecting rod are oppositely arranged, the other ends of the left connecting rod and the right connecting rod are hinged with a connecting seat, the lower end of the connecting seat is a cavity inlet, and the cavity inlet is positioned at an air outlet of the cylinder and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111598600.9A CN114055235B (en) | 2021-12-24 | Automatic feeding and discharging equipment for heavy workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111598600.9A CN114055235B (en) | 2021-12-24 | Automatic feeding and discharging equipment for heavy workpieces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114055235A CN114055235A (en) | 2022-02-18 |
| CN114055235B true CN114055235B (en) | 2024-05-31 |
Family
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