CN114799053B - Sand box lifting conveying equipment - Google Patents
Sand box lifting conveying equipment Download PDFInfo
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- CN114799053B CN114799053B CN202210372433.4A CN202210372433A CN114799053B CN 114799053 B CN114799053 B CN 114799053B CN 202210372433 A CN202210372433 A CN 202210372433A CN 114799053 B CN114799053 B CN 114799053B
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- upper frame
- sand box
- bolt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C23/00—Tools; Devices not mentioned before for moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention relates to sand box lifting conveying equipment, which comprises a shear type lifting mechanism and a conveying mechanism which is matched and connected with the shear type lifting mechanism, wherein the shear type lifting mechanism comprises: the device comprises a bottom frame, an upper frame, a scissor type bracket and a first driving device, wherein two groups of symmetrical scissor type brackets and first driving devices are arranged between the bottom frame and the upper frame; the conveying mechanism comprises a conveying frame, a conveying roller way and a conveying motor, the width of the conveying frame is matched with that of the upper frame, the two sides of the conveying frame are provided with cross beams, and the conveying roller way is arranged on the opposite sides of the two cross beams; an output shaft of the conveying motor is in driving connection with the conveying roller way through a chain. According to the sand box lifting conveying equipment disclosed by the invention, the scissor-type support is driven to slide on the underframe and the upper frame by the first driving device to drive the upper frame to lift, so that the stable lifting of the conveying mechanism is realized; the conveying roller way on the conveying mechanism is driven by the conveying motor to realize horizontal conveying of the sand box, so that the sand box can be operated among working procedures with different heights.
Description
Technical Field
The invention relates to lifting conveying equipment, in particular to lifting conveying equipment for a sand box.
Background
Along with the gradual realization of intellectualization of the foundry industry, the traditional foundry mode is also rapidly changed, and the foundry 3D printing equipment adopts a sand box which is conveyed to each process through full-automatic equipment, but the heights of each process are inconsistent, and the sand box is required to be lifted or lowered from one height to the other and then conveyed. Traditional mode realizes for manual operation lift, and the precision is low and there is the potential safety hazard. In order to meet the operation requirement between working procedures of sand boxes used for casting 3D printing equipment, reduce manpower, improve production efficiency and realize the intellectualization of factories, an automatic sand box lifting conveying equipment is required to be designed, and the operation between working procedures with different heights is realized.
Disclosure of Invention
Based on this, it is necessary to provide a sand box lifting and conveying device which interfaces with an AGV and conveys the sand box to a sand cleaning station different from the AGV in view of the technical problem of how to more efficiently and intelligently realize the operation between the processes of different heights.
In order to solve the problems, the invention adopts the following technical scheme:
the embodiment of the invention discloses sand box lifting conveying equipment, which comprises a shear type lifting mechanism and a conveying mechanism matched and connected with the shear type lifting mechanism, wherein the shear type lifting mechanism comprises: the device comprises a bottom frame, an upper frame, a scissor-type bracket and a first driving device, wherein two groups of symmetrical scissor-type brackets are arranged between the bottom frame and the upper frame; the shear type support comprises a first support rod and a second support rod, the middle parts of the first support rod and the second support rod are mutually hinged, one end of the first support rod is hinged with the underframe, and the other end of the first support rod is connected with the upper frame in a sliding manner; one end of the second supporting rod is hinged with the upper frame, and the other end of the second supporting rod is connected with the underframe in a sliding manner; a first connecting rod is connected between the slidable ends of the two groups of second supporting rods, and a second connecting rod is connected between the hinged parts of the two groups of first supporting rods and the second supporting rods; the first driving device comprises a first telescopic piece, a second telescopic piece and a connecting piece, the middle part of the connecting piece is rotationally connected to the second connecting rod, and two ends of the connecting piece are respectively hinged with the first telescopic piece and the second telescopic piece; one end of the first telescopic piece, which is away from the connecting piece, is hinged with the upper frame, and one end of the second telescopic piece, which is away from the connecting piece, is hinged with the first connecting rod; the first telescopic piece and the second telescopic piece are arranged in parallel. The conveying mechanism comprises a conveying frame, a conveying roller way and a conveying motor, wherein the width of the conveying frame is matched with that of the upper frame; the two sides of the conveying frame are provided with cross beams, and the conveying roller tables are arranged on the opposite sides of the two cross beams; the conveying motor is fixedly arranged on the conveying frame, and an output shaft of the conveying motor is in driving connection with the conveying roller way through a chain.
In one embodiment, a first sliding block is arranged at one end, away from the underframe, of the first supporting rod, and a first sliding rail matched with the first sliding block is arranged on the upper frame; the second support rod deviates from one end of the upper frame and is provided with a second sliding block, and the underframe is provided with a second sliding rail matched with the second sliding block.
In one embodiment, the scissor lift mechanism further comprises a high limit component, the high limit component comprises a high limit supporting rod and a second driving device, and one end of the Gao Xianwei supporting rod is rotatably connected to the underframe; the second driving device is a telescopic device, one end of the second driving device is hinged with the underframe, and the other end of the second driving device is in sliding connection with the Gao Xianwei support rod.
In one embodiment, a third sliding block is arranged at one end, away from the underframe, of the second driving device, and a third sliding rail matched with the third sliding block is arranged on the high-limit supporting rod.
In one embodiment, the scissor lift mechanism further includes a low stop secured to the chassis.
In one embodiment, the conveying mechanism further comprises a plurality of guide wheels, wherein the guide wheels are fixed on opposite sides of the two cross beams, the height of each guide wheel is matched with that of the conveying roller table, and the axial direction of each guide wheel is perpendicular to the conveying direction of the sand box.
In one embodiment, the conveying mechanism further comprises a limiting assembly, the limiting assembly comprises a limiting oil cylinder and a limiting shaft, one end of the limiting oil cylinder is fixed on the conveying frame, and the telescopic end of the limiting oil cylinder is away from the mounting seat; the limiting shaft is connected to the telescopic end of the limiting oil cylinder.
In one embodiment, the sand box lifting conveying device further comprises a manual fine adjustment device, wherein the manual fine adjustment device comprises a left-right adjustment device and/or an up-down adjustment device; the left-right adjusting device comprises a first fixing seat and a first bolt, the first fixing seat is fixed on the upper frame, the first fixing seat is provided with a first threaded through hole matched with the first bolt, and the first bolt penetrates through the first threaded through hole and is abutted against the side edge of the conveying frame; the upper and lower adjusting device comprises a second fixing seat, a second bolt and a third bolt, one end of the second fixing seat is fixed on a conveying frame of the conveying mechanism, a second threaded through hole is formed in the other end of the second fixing seat, a third threaded hole is formed in an upper frame of the scissor type lifting mechanism, and the second threaded through hole is coaxial with the third threaded hole; the second bolt is a hollow bolt and is provided with an external thread matched with the second threaded through hole and an internal thread matched with the third bolt, at least part of the external thread of the second bolt is arranged in the second threaded through hole, and the third bolt penetrates through the second bolt and is connected with the third threaded hole.
In one embodiment, any of the above sand box lifting and conveying apparatuses further includes a PLC controller that controls actions of the first driving device and the conveying motor.
In one embodiment, any of the above-mentioned flask lifting and conveying apparatuses further includes a sensor disposed on the conveying frame and connected to the PLC controller.
The technical scheme adopted by the invention can achieve the following beneficial effects:
according to the sand box lifting conveying equipment disclosed by the invention, the scissor-type support is driven to slide on the underframe and the upper frame by the first driving device to drive the upper frame to lift, so that the stable lifting of the conveying mechanism is realized, and the lifting precision of the conveying mechanism is ensured by the high limiting component and the low limiting component; the conveying roller way on the conveying mechanism is driven by the conveying motor to realize horizontal conveying of the sand box, so that the sand box can be operated among working procedures with different heights. The equipment structure is simple, the debugging mode is convenient, and the sand box transportation efficiency is high. The sand box lifting conveying equipment disclosed by the invention can be intelligently controlled by the PLC, and can be used for communicating signals with a plurality of equipment to realize unmanned operation.
Drawings
FIG. 1 is an isometric view of the overall structure of a flask lifting and conveying apparatus according to an embodiment of the present invention;
FIG. 2 is an isometric view of the overall structure of the conveyor mechanism;
FIG. 3 is an enlarged partial schematic view of the A-direction of FIG. 2;
FIG. 4 is a schematic view of a scissor lift mechanism in a raised configuration;
FIG. 5 is a schematic view of a lowering state structure of the scissor lift mechanism;
FIG. 6 is an enlarged partial schematic view of the B-direction of FIG. 1;
FIG. 7 is a cross-sectional view of the up-down adjusting device;
reference numerals illustrate:
100-a conveying mechanism;
110-conveying frames, 120-conveying roller ways, 130-cross beams, 140-conveying motors, 150-guide wheels, 160-limiting assemblies, 161-limiting shafts, 162-mounting seats and 163-limiting oil cylinders;
200-a scissor type lifting mechanism;
210-upper frame, 220-underframe, 230-low limit piece, 240-high limit component, 241-second driving device, 242-high limit strut, 250-scissor bracket. 251-first supporting rods, 252-second supporting rods, 260-first driving devices, 261-second oil cylinders, 262-connecting pieces, 263-first oil cylinders, 270-first connecting rods and 280-second connecting rods;
300-manual fine tuning device, 310-left and right adjusting device, 320-up and down adjusting device, 321-third bolt, 322-second bolt, 323-second fixing seat and 400-sensor.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In any embodiment of the present disclosure, the lifting direction of the conveying mechanism is referred to as an up-down direction; the conveying direction of the conveying mechanism is called a front-rear direction; the left and right directions are between the two side beams.
As shown in fig. 1, an embodiment of the present invention discloses a sand box lifting and conveying apparatus, which includes a symmetrically arranged scissor lift mechanism 200 and a conveying mechanism 100 cooperatively connected with the scissor lift mechanism 200. The conveying mechanism 100 is embedded into the scissor type lifting mechanism 200, and the conveying mechanism 100 is lifted by the scissor type lifting mechanism 200; the transfer mechanism 100 operates to transfer the flask.
Specifically, as shown in fig. 4 and 5, the scissor lift mechanism 200 includes: the square underframe 220, the square upper frame 210, the scissor-type bracket 250 and the first driving device 260 are provided with a plurality of rib plates on the underframe 220 and the upper frame 210; two symmetrical scissor brackets 250 are arranged between the underframe 220 and the upper frame 210; the scissor bracket 250 comprises a first support rod 251 and a second support rod 252, the middle parts of the first support rod 251 and the second support rod 252 are mutually hinged, the bottom end of the first support rod 251 is hinged on a rib plate of the underframe 220, a first sliding block is arranged at the top end of the first support rod 251, and a first linear rail matched with the first sliding block is arranged on the rib plate of the upper frame 210; the top end of the second support rod 252 is hinged to the rib plate of the upper frame 210, a second sliding block is arranged at the bottom end of the second support rod 252, and a second linear rail matched with the second sliding block is arranged on the rib plate of the underframe 220; the first and second rails are disposed parallel to each other. A first connecting rod 270 is connected between the bottom ends of the two sets of second supporting rods 252, and a second connecting rod 280 is connected between the two sets of first supporting rods 251 and the hinge parts of the second supporting rods 252. Two sets of first driving devices 260 are arranged in parallel between the bottom frame 220 and the upper frame 210, each set of first driving devices 260 comprises a first oil cylinder 263, a second oil cylinder 261 and a connecting piece 262, and the first oil cylinder 263 and the second oil cylinder 261 are arranged in parallel. The connecting piece 262 is of a middle symmetrical structure, the middle part of the connecting piece is rotationally connected to the second connecting rod 280, the cylinder body of the first oil cylinder 263 is hinged to the rib plate of the upper frame 210, and the telescopic end of the first oil cylinder 263 is hinged to one end of the connecting piece 262; the cylinder body of the second oil cylinder 261 is hinged on the first connecting rod 270, and the telescopic end of the second oil cylinder 261 is connected with the other end of the connecting rod 262.
The first cylinder 263 and the second cylinder 261 operate synchronously. When the first cylinder 263 and the second cylinder 261 synchronously extend, the connecting piece 262 rotates anticlockwise around the second connecting rod 280, the first sliding block moves towards the inner side of the first sliding block along the first linear rail, the second sliding block moves towards the inner side of the second sliding block along the second linear rail, and the upper frame 210 rises; when the first cylinder 263 and the second cylinder 261 perform the contraction motion synchronously, the connecting piece 262 rotates clockwise around the second connecting rod 280, the first slider moves to the outer side along the first linear rail, the second slider moves to the outer side along the second linear rail, and the upper frame 210 performs the descent motion.
As shown in fig. 2, the conveying mechanism 100 is connected to the upper frame 210 of the scissor lift mechanism 200, and moves up and down with the upper frame 210. The conveying mechanism 100 comprises a square conveying frame 110, a conveying roller way 120 and a conveying motor 140, wherein the width of the square conveying frame 110 is matched with that of the upper frame 210, a plurality of rib plates can be arranged on the conveying frame 110, two cross beams 130 are arranged on two sides of the conveying frame in parallel, and the cross beams 130 are perpendicular to the rib plates. The rollgang 120 is mounted on opposite sides of the two beams. Further, the rollgang 120 includes a plurality of rollers, bearings, double row sprockets, and shafts, which are fixed to the cross beam after passing through the bearings, rollers, and sprockets. Every two adjacent rollers are meshed on the same row of chain wheels by adopting a closed loop single row chain, and are connected two by two to form a transmission body. The conveying frame 110 is also provided with a fixing frame, the fixing frame is provided with a conveying motor 140 and a transmission shaft, two ends of the transmission shaft are provided with double rows of chain wheels, the output shaft of the conveying motor 140 is also provided with chain wheels, the chain wheels on the output shaft of the conveying motor 140 are meshed with one row of chain wheels on the transmission shaft through a chain, and the other row of chain wheels on the transmission shaft are meshed with the chain wheels of two rollers on the conveying roller way through a chain. Optimally, the transmission shaft is meshed with two rollers in the middle of the conveying roller way by adopting chain sprockets. In this way, the conveyor motor 140, driven by the engagement of the chain and sprocket, rotates the rollers along their own axes. Since the drive shaft is provided through, the rotation of the conveyor rollers on both sides is synchronized.
As can be seen from the above, when the first driving device 260 stretches and contracts, the scissor bracket 250 drives the upper frame 210 to lift, the conveying frame 110 is fixed on the upper frame 210 to lift, and the conveying motor 140 drives the chain sprocket to drive the conveying roller way to rotate, so as to realize horizontal conveying of the sand box.
In the disclosed embodiment of the invention, the conveying mechanism 100 may be provided with a guide wheel 150 for limiting and guiding the left and right positions in the sand box conveying process. As shown in fig. 2 and 3, the guide wheels are 4 groups, and are respectively arranged on opposite sides of the two beams 130, two ends of each beam 130 are respectively provided with 1 group of guide wheels, each group of guide wheels is composed of two guide wheels 150 arranged side by side at intervals, and the 4 groups of guide wheels 150 are identical in height and higher than the conveying roller table 120. The rotation shaft of the guide wheel 150 is fixed to the cross beam 130, and the rotation shaft is perpendicular to the conveying direction of the flask.
Further, the conveying mechanism 100 may further include a limiting assembly 160, the limiting assembly 160 includes a limiting shaft 161, a mounting seat 162 and a limiting cylinder 163, the mounting seat 162 is disposed between the two beams 130, one end of the mounting seat is fixed on the conveying frame 110, the other end of the mounting seat 162 is provided with a containing cavity, a cylinder body of the limiting cylinder 163 is fixed in the containing cavity, and the limiting shaft 161 is fixed at a telescopic end of the limiting cylinder 163. Preferably, a group of limiting assemblies 160 are respectively arranged on the front side and the rear side of the conveying frame 110, the limiting shafts 161 extend out of the mounting seats 162 for limiting the sand box in the front-rear direction, the sand box is prevented from falling from the conveying mechanism 100 in the lifting process, the limiting shafts 161 retract into the mounting seats 162, and the conveying mechanism 100 performs conveying action.
In the embodiment disclosed by the invention, the scissor type lifting mechanism 200 can be provided with a high limit component 240 and a low limit component 230, which are used for limiting and protecting the conveying mechanism 100 in a lifting state and a lowering state, controlling the lifting precision of the conveying mechanism 100 and ensuring that the conveying mechanism can be in high-precision butt joint with other working procedures. The low limiting members 230 are cylindrical brackets with one end fixed to the bottom frame 220, and 1 low limiting member 230 is vertically fixed to each of the 4 sides of the bottom frame 220. The high spacing subassembly 240 includes second drive arrangement 241 and cylindricality high spacing branch 242, and high spacing branch 242 one end rotates to be connected on chassis 220, and chassis 220 and high spacing branch 242 correspond the position and are provided with the connecting seat, and its cylinder body of third hydro-cylinder as second drive arrangement is connected on the connecting seat, and its flexible end is provided with the third slider, and high spacing branch 242 bottom is provided with the third linear rail that matches with the third slider towards connecting seat one side. Preferably, 1 set of high limit assemblies 240 are provided on each of the 4 sides of the chassis 220. Specifically, when the scissor lifting mechanism 200 drives the conveying mechanism 100 to rise to a high position, the third oil cylinder stretches out, the third sliding block moves upwards along the third linear rail until the high limit support rod 242 is perpendicular to the bottom frame 220, and at this time, the Gao Xianwei support rod 242 plays a role in supporting the upper frame 210 at a high position; when the conveying mechanism 100 is instructed to descend, the third oil cylinder performs retracting action, and the third sliding block moves to the bottom of the high limit supporting rod 242 along the third linear rail to drive the high limit supporting rod 242 to rotate and retract into the underframe 220; when the conveying mechanism 100 is lowered to the low position, the low stopper 230 supports the upper frame 210 in the low position.
The sand box lifting conveying equipment disclosed by the embodiment of the invention can also comprise a PLC controller, a sensor 400 for detecting the in-place condition of the sand box and a liquid supply station, wherein the sensor 400 is arranged on the cross beam 130 and is connected with the PLC controller, the PLC controller is connected with the conveying motor 140 and the liquid supply station and controls the actions of the conveying motor 140 and the liquid supply station, and the liquid supply station is connected with each oil cylinder.
The specific working process is as follows:
the AGV sends a feeding signal, the PLC controls the hydraulic station to synchronously feed liquid to the first oil cylinder 263 and the second oil cylinder 261 through the hydraulic pipeline, and the first oil cylinder 263 and the second oil cylinder 261 synchronously extend out to drive the conveying mechanism 100 to ascend; when the conveying mechanism 100 rises to a specified height, the PLC controller controls the hydraulic station to supply liquid to the third cylinder through the hydraulic pipeline, and the third cylinder performs an extending motion to drive the high limit strut 242 to perform a rotating motion to be perpendicular to the bottom frame 220 and supported at the bottom of the upper frame 210. The PLC controller controls the hydraulic station to supply liquid to a limit cylinder 163 on the side deviating from the sand box through a hydraulic pipeline, drives a limit shaft 161 of a telescopic end of the limit cylinder to extend, and drives a conveying motor 140 to start rotating, drives a conveying roller way 120 to operate, and conveys the sand box from the AGV to the conveying mechanism 100. When the sensor 400 detects that the sand box completely reaches the conveying mechanism 100, a feedback signal is sent to the PLC, the PLC sends an instruction to control the conveying motor 5 to stop working, the limit shaft 161 on the other side extends out, the third oil cylinder performs shrinkage action, and the high limit support rod 242 rotates to the position where the high limit support rod is retracted into the underframe 220; the first cylinder 263 and the second cylinder 261 perform shrinkage motion synchronously, and the conveying mechanism 100 is driven to drive the sand box to descend to a designated position, and at this time, the low limiting member 230 is supported between the upper frame 210 and the bottom frame 230. The sand box lifting conveying equipment is in butt joint with the sand cleaning station, the PLC controls a limit oil cylinder 163 towards one side of the sand cleaning station to shrink, drives a limit shaft 161 to retract to a mounting seat, and starts and drives a conveying motor 140 to drive a conveying roller way 120 to convey the sand box to the sand cleaning station; after the sensor 400 detects that the sand box is completely separated from the conveying mechanism 100, a signal is fed back to the PLC controller, and the PLC controller controls the conveying motor 140 to stop running. After the sand cleaning of the sand cleaning station is finished, the sand cleaning station is in butt joint with sand box lifting conveying equipment again, and the sand box is conveyed, lifted and conveyed to the AGV again, and the working flow is consistent with the process, and the invention is not repeated.
The sand box lifting conveying equipment disclosed by the embodiment of the invention can lead to a clamping box if the abutting positions of the sand box lifting conveying equipment and the AGV and/or the sand cleaning station are inconsistent in the working process, so that the sand box lifting conveying equipment disclosed by the embodiment of the invention can be further provided with a manual fine adjustment device 300 for fine adjustment of the equipment in the up-down and left-right directions in the debugging process.
Specifically, the manual fine adjustment apparatus 300 includes a left-right adjustment apparatus 310 provided on the upper frame 210 and an up-down adjustment apparatus 320 provided on the conveying frame 110. As shown in fig. 6 and 7, the left-right adjusting device 310 includes a first fixing seat formed by a first vertical plate and two triangular first reinforcing rib plates fixedly connected with the first vertical plate, one end of the first vertical plate and one end of the first reinforcing rib plate are fixed on the upper frame 210, and the first vertical plate is parallel to the outer side edge of the conveying frame 110; the first vertical plate is provided with a first threaded through hole, a first adjusting bolt matched with the first threaded through hole penetrates through the first threaded through hole and is abutted against the outer side edge of the conveying frame 110, and the left-right direction position of the conveying mechanism 100 is finely adjusted by adjusting the distance between the first vertical plate and the outer side edge of the conveying frame 110. The up-down fine tuning device 320 also comprises a second fixing seat formed by a second vertical plate and two triangular second reinforcing rib plates fixedly connected with the second vertical plate, wherein one ends of the second vertical plate and the second reinforcing rib plates are fixed on the outer side edge of the conveying frame 110, and the vertical plate is parallel to the upper frame 210; the up-down fine tuning device 320 further comprises a second bolt with a hollow structure and internally and externally provided with thread segments, and a third bolt matched with the internal threads of the second bolt; the second vertical plate is provided with a second threaded through hole which is matched with the external thread of the second bolt, the upper frame 210 is provided with a third threaded hole matched with the third bolt, and the second threaded through hole is coaxial with the third threaded hole; the second bolt is at least partially externally threaded in the second threaded through hole, and the third bolt passes through the second bolt and is connected to the third threaded hole. The distance between the second vertical plate and the upper frame 210 is adjusted by rotating the second bolt, thereby fine-tuning the vertical position of the conveying mechanism 100.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a sand box lift conveying equipment, its characterized in that includes shear type elevating system and with shear type elevating system cooperation is connected conveying mechanism, shear type elevating system includes: the device comprises a bottom frame, an upper frame, a scissor-type bracket and a first driving device, wherein two groups of symmetrical scissor-type brackets are arranged between the bottom frame and the upper frame; the shear type support comprises a first support rod and a second support rod, the middle parts of the first support rod and the second support rod are mutually hinged, one end of the first support rod is hinged with the underframe, and the other end of the first support rod is connected with the upper frame in a sliding manner; one end of the second supporting rod is hinged with the upper frame, and the other end of the second supporting rod is connected with the underframe in a sliding manner; a first connecting rod is connected between the slidable ends of the two groups of second supporting rods, and a second connecting rod is connected between the hinged parts of the two groups of first supporting rods and the second supporting rods;
the first driving device comprises a first telescopic piece, a second telescopic piece and a connecting piece, the middle part of the connecting piece is rotationally connected to the second connecting rod, and two ends of the connecting piece are respectively hinged with the first telescopic piece and the second telescopic piece; one end of the first telescopic piece, which is away from the connecting piece, is hinged with the upper frame, and one end of the second telescopic piece, which is away from the connecting piece, is hinged with the first connecting rod; the first telescopic piece and the second telescopic piece are arranged in parallel;
the conveying mechanism comprises a conveying frame, a conveying roller way and a conveying motor, wherein the width of the conveying frame is matched with that of the upper frame; the two sides of the conveying frame are provided with cross beams, and the conveying roller tables are arranged on the opposite sides of the two cross beams; the conveying motor is fixedly arranged on the conveying frame, and an output shaft of the conveying motor is in driving connection with the conveying roller way through a chain.
2. The sand box lifting conveying device according to claim 1, wherein one end of the first supporting rod, which is away from the underframe, is provided with a first sliding block, and the upper frame is provided with a first sliding rail matched with the first sliding block; the second support rod deviates from one end of the upper frame and is provided with a second sliding block, and the underframe is provided with a second sliding rail matched with the second sliding block.
3. The sand box lifting conveying device according to claim 1, wherein the shear type lifting mechanism further comprises a high limiting assembly, the high limiting assembly comprises a high limiting support rod and a second driving device, and one end of the Gao Xianwei support rod is rotatably connected to the underframe; the second driving device is a telescopic device, one end of the second driving device is hinged with the underframe, and the other end of the second driving device is in sliding connection with the Gao Xianwei support rod.
4. A flask lifting and conveying device according to claim 3, wherein a third slide block is arranged at one end of the second driving device, which is away from the bottom frame, and a third slide rail matched with the third slide block is arranged on the high limit support rod.
5. The sand box lifting and transporting device as recited in claim 1, wherein the scissor lift mechanism further includes a low stop secured to the undercarriage.
6. The sand box lifting conveying device according to claim 1, wherein the conveying mechanism further comprises a plurality of guide wheels, the guide wheels are fixed on opposite sides of the two cross beams and are matched with the conveying roller ways in height, and the axial direction of the guide wheels is perpendicular to the conveying direction of the sand boxes.
7. The sand box lifting conveying device according to claim 1, wherein the conveying mechanism further comprises a limiting assembly, the limiting assembly comprises a limiting oil cylinder, a mounting seat and a limiting shaft, one end of the limiting oil cylinder is fixed on the conveying frame through the mounting seat, and the telescopic end of the limiting oil cylinder is away from the mounting seat; the limiting shaft is connected to the telescopic end of the limiting oil cylinder.
8. The sand box lifting conveying device according to claim 1, further comprising a manual fine adjustment device, wherein the manual fine adjustment device comprises a left-right adjustment device and/or an up-down adjustment device;
the left-right adjusting device comprises a first fixing seat and a first bolt, the first fixing seat is fixed on the upper frame, the first fixing seat is provided with a first threaded through hole matched with the first bolt, and the first bolt penetrates through the first threaded through hole and is abutted against the side edge of the conveying frame;
the upper and lower adjusting device comprises a second fixing seat, a second bolt and a third bolt, one end of the second fixing seat is fixed on a conveying frame of the conveying mechanism, a second threaded through hole is formed in the other end of the second fixing seat, a third threaded hole is formed in an upper frame of the scissor type lifting mechanism, and the second threaded through hole is coaxial with the third threaded hole; the second bolt is a hollow bolt and is provided with an external thread matched with the second threaded through hole and an internal thread matched with the third bolt, at least part of the external thread of the second bolt is arranged in the second threaded through hole, and the third bolt penetrates through the second bolt and is connected with the third threaded hole.
9. The sand box lifting and conveying apparatus according to any one of claims 1 to 8, further comprising a PLC controller that controls actions of the first driving device and the conveying motor.
10. The sand box lifting and conveying device according to claim 9, further comprising a sensor, wherein the sensor is arranged on the conveying frame and is connected with the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372433.4A CN114799053B (en) | 2022-04-13 | 2022-04-13 | Sand box lifting conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372433.4A CN114799053B (en) | 2022-04-13 | 2022-04-13 | Sand box lifting conveying equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114799053A CN114799053A (en) | 2022-07-29 |
| CN114799053B true CN114799053B (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210372433.4A Active CN114799053B (en) | 2022-04-13 | 2022-04-13 | Sand box lifting conveying equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204842886U (en) * | 2015-07-31 | 2015-12-09 | 安徽理工大学 | Vibrational casting machine sand box handling device |
| KR101652411B1 (en) * | 2016-02-24 | 2016-08-30 | (주)중앙 | mold manufacturing equipment with transmission means capable of preventing damage of sand mold |
| CN212559292U (en) * | 2020-05-28 | 2021-02-19 | 歌尔科技有限公司 | Lifting transition conveying device |
| CN114101594A (en) * | 2021-11-29 | 2022-03-01 | 北京机科国创轻量化科学研究院有限公司 | Intelligent high-efficient no mould casting precision forming machine |
| CN114147342A (en) * | 2021-12-22 | 2022-03-08 | 天津鹏鹄科技有限公司 | Clamping mechanism and clamping and centering method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3407878B2 (en) * | 2000-03-31 | 2003-05-19 | 新東工業株式会社 | Sand molding equipment with frame |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204842886U (en) * | 2015-07-31 | 2015-12-09 | 安徽理工大学 | Vibrational casting machine sand box handling device |
| KR101652411B1 (en) * | 2016-02-24 | 2016-08-30 | (주)중앙 | mold manufacturing equipment with transmission means capable of preventing damage of sand mold |
| CN212559292U (en) * | 2020-05-28 | 2021-02-19 | 歌尔科技有限公司 | Lifting transition conveying device |
| CN114101594A (en) * | 2021-11-29 | 2022-03-01 | 北京机科国创轻量化科学研究院有限公司 | Intelligent high-efficient no mould casting precision forming machine |
| CN114147342A (en) * | 2021-12-22 | 2022-03-08 | 天津鹏鹄科技有限公司 | Clamping mechanism and clamping and centering method thereof |
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| CN114799053A (en) | 2022-07-29 |
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