CN212580734U - Sliding table for assembling and preparing automobile instrument board beam - Google Patents

Abstract

The utility model relates to a sliding table for the assembly preparation of a beam of an automobile instrument panel, which comprises a workpiece tray, a conveying sliding table and a lifting table; the conveying sliding table comprises an upper material layer and a recovery layer which are arranged in parallel up and down, the upper material layer comprises a plurality of first rollers which are arranged side by side, and the first rollers are driven by a first driving device to rotate; the recovery layer comprises a plurality of second rollers arranged side by side, and the second rollers are driven by a second driving device to rotate; the lifting platform is connected to the tail end of the conveying sliding platform and comprises a lifting layer and a lifting power device, the lifting layer comprises a plurality of third rollers which are arranged side by side, the third rollers are driven by a third driving device to rotate, and the lifting power device is used for driving the lifting layer to lift, so that the lifting layer is arranged side by side with the upper material layer or the recovery layer; when the lifting layer is parallel to the material loading layer, the first roller rolls to push the workpiece tray to the lifting layer; when the lifting layer and the recovery layer are arranged side by side, the third roller pushes the workpiece tray to the recovery layer.

Description

Sliding table for assembling and preparing automobile instrument board beam

Technical Field

The utility model belongs to the technical field of the automobile manufacturing and specifically relates to a slip table is prepared in header board crossbeam assembly.

Background

In a general assembly automobile IP production line, in order to facilitate the operation of delivering and taking parts and carrying logistics by field operators, preparation sliding tables which can be used for providing various automobile parts need to be arranged around the production line, and the preparation sliding table is one of the automobile instrument panel beam preparation sliding tables. However, the sliding manner of the tray of the existing dashboard beam preparation sliding table is relatively simple, during material preparation, the tray loaded with the dashboard beam workpiece is placed on the inclined sliding groove of the preparation sliding table, the tray is only conveyed on the inclined sliding groove by the aid of the dead weight of the tray, an operator takes out the workpiece on the tray at the tail end of the sliding groove, then pushes out the empty tray, and slides the tray loaded with the workpiece to a workpiece taking position, so that the continuous material preparation effect of the sliding table can be realized. Because the inclined sliding groove is arranged, the tray only slides on the sliding groove by self weight, so that the height of the front end of the existing automobile instrument panel beam preparation sliding table is higher, and the logistics worker is inconvenient to convey the tray to the preparation sliding table; meanwhile, the existing preparation sliding table also has the problem that the empty tray is inconvenient to recycle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a slip table is prepared in the assembly of header board crossbeam for solve current header board crossbeam and prepare the inconvenient, empty tray of slip table material loading and retrieve difficult technical problem.

The purpose of the utility model is realized through the following technical scheme:

a sliding table for assembling and preparing a cross beam of an automobile instrument panel comprises a workpiece tray, a conveying sliding table and a lifting table, wherein the workpiece tray is used for loading workpieces;

the conveying sliding table comprises an upper material layer and a recovery layer which are arranged in parallel up and down, the upper material layer comprises a plurality of first rollers which are arranged side by side, and the first rollers are driven by a first driving device to rotate; the recovery layer comprises a plurality of second rollers which are arranged side by side, and the second rollers are driven by a second driving device to rotate;

the lifting platform is connected to the tail end of the conveying sliding platform and comprises a lifting layer and a lifting power device, the lifting layer comprises a plurality of third rollers which are arranged side by side, the third rollers are driven by a third driving device to rotate, and the lifting power device is used for driving the lifting layer to lift, so that the lifting layer is arranged side by side with the loading layer or arranged side by side with the recovery layer;

when the lifting layer and the loading layer are arranged side by side, the first roller rolls to push the workpiece tray onto the lifting layer; when the lifting layer and the recovery layer are arranged side by side, the third roller pushes the workpiece tray to the recovery layer, and the second roller rolls to push the workpiece tray to the front end of the conveying sliding table.

Specifically, the loading layer and the recovery layer are respectively provided with a liftable baffle disc moving part, and when the baffle disc moving part ascends, the baffle disc moving part blocks the workpiece tray, so that the workpiece tray cannot move backwards on the loading layer or forwards on the recovery layer;

the blocking disc moving part comprises a lifting cylinder and a blocking head, the blocking head is arranged at the upper end of the lifting cylinder, when the lifting cylinder pushes the blocking head to move upwards, the blocking head blocks the workpiece tray, and when the lifting cylinder drives the blocking head to move downwards, the workpiece tray can freely pass above the blocking head;

the upper end of the blocking head is provided with a rolling wheel.

Specifically, the blocking tray moving part comprises a first blocking tray moving part set and a second blocking tray moving part set, the first blocking tray moving part set is arranged at the tail end of the feeding layer, and the first blocking tray moving part set blocks a first workpiece tray positioned at the rearmost end on the feeding layer when ascending; the second stop disc movable piece group is arranged in front of the first stop disc movable piece group, and the second stop disc movable piece group stops a second workpiece tray on the feeding layer when rising;

the baffle disc moving part also comprises a third baffle disc moving part set and a fourth baffle disc moving part set, the third baffle disc moving part set is arranged at the front end of the recovery layer, at least one fourth baffle disc moving part set is arranged, and the fourth baffle disc moving part set is arranged behind the third baffle disc moving part set.

Specifically, a first correlation switch group is arranged at the tail end of the feeding layer and used for sensing whether the workpiece tray is arranged at the tail end of the feeding layer or not;

and a second correlation switch group is arranged at the tail end of the recovery layer and used for sensing whether the workpiece tray is arranged at the tail end of the recovery layer or not.

Specifically, the lifting platform comprises a lifting platform frame, the lifting power device comprises a rodless cylinder, a balance chain, a support gear and a balancing weight, the rodless cylinder is fixed on the lifting platform frame, a sliding block of the rodless cylinder is connected with the lifting layer, the support gear is fixed on the lifting platform frame, the balance chain bypasses the support gear, one end of the balance chain is connected with the balancing weight, and the other end of the balance chain is connected with the lifting layer;

the lifting platform frame is internally provided with a guide rail which is arranged in parallel with the rodless cylinder, and the lifting layer is connected with a guide block which is connected with the guide rail in a sliding way.

Specifically, the third driving device is an electric roller, and the third driving device is in transmission connection with the third roller through a gear chain;

a first inductor is arranged below the lifting layer and used for inducing whether the workpiece tray on the lifting layer is loaded with workpieces or not.

Specifically, one end of the conveying sliding table, which is close to the lifting table, is fixedly provided with a locking cylinder, a locking plate which moves up and down along with the lifting layer is arranged in the lifting table, a locking hole corresponding to the locking cylinder is formed in the locking plate, and when the lifting layer and the loading layer are arranged side by side, the locking cylinder extends to penetrate into the locking hole so as to lock the lifting layer; when the locking cylinder retracts and is separated from the locking hole, the lifting layer can be lifted freely;

a bolt plate is fixedly arranged at one end, close to the lifting table, of the conveying sliding table, a first bolt hole is formed in the bolt plate, a second bolt hole corresponding to the first bolt hole is formed in the locking plate, and when the lifting layer and the loading layer are arranged side by side, a safety bolt can penetrate through the first bolt hole and the second bolt hole simultaneously, so that the lifting layer can be locked;

the conveying sliding table is internally provided with a bolt supporting plate for placing the safety bolt, the bolt supporting plate is provided with a second sensor, and the second sensor is used for sensing whether the safety bolt is placed on the bolt supporting plate.

Specifically, the front end of the loading layer and the front end of the recovery layer are respectively connected with a connecting bridge which is used for being lapped with the trolley, and a plurality of fluent strips which are arranged side by side are arranged on the connecting bridge;

the connecting bridge is rotatably arranged on the conveying sliding table, is parallel to the upper material layer when being lowered, and can be folded when being turned upwards;

the workpiece tray recovery device is characterized in that a first one-way blocking piece used for blocking the workpiece tray from sliding to the connecting bridge is arranged between the material loading layer and the connecting bridge, and a second one-way blocking piece used for blocking the workpiece tray from sliding to the connecting bridge is arranged between the recovery layer and the connecting bridge.

Specifically, two parallel first transmission gears are respectively installed at one end of each first roller, a first transmission chain is respectively connected between two adjacent first rollers and meshed with the first transmission gears, and one first transmission chain is connected with the first driving device, so that the first driving device drives all the first rollers to rotate;

one end of each second roller is provided with two parallel second transmission gears, a second transmission chain is connected between every two adjacent second rollers and meshed with the second transmission gears, and one of the second transmission chains is connected with the second driving device, so that the second driving device drives all the second rollers to rotate;

a certain distance is reserved between every two adjacent first rollers, and a fixed dustproof cover is arranged in a gap between every two adjacent first rollers;

a certain distance is reserved between every two adjacent second rollers, and a fixed dustproof cover is arranged in a gap between every two adjacent second rollers.

Specifically, a workpiece supporting column for inserting a workpiece is arranged on the workpiece tray, a plurality of rotatable reversible limiting rods are arranged around the workpiece supporting column, the workpiece is vertically sleeved on the workpiece supporting column during installation, and the reversible limiting rods can be abutted against the workpiece during vertical installation so as to lock the workpiece on the workpiece tray;

the workpiece tray is provided with three workpiece supporting columns, and each workpiece supporting column can support one workpiece;

the workpiece supporting column is wrapped with a flexible nylon material;

at least one side of the front side and the rear side of the workpiece tray is provided with a buffer pad;

the conveying sliding table comprises a sliding table rack, the sliding table rack comprises two upper supporting beams for supporting the first roller and two lower supporting beams for supporting the second roller, the left end and the right end of the first roller are respectively and rotatably connected with the upper supporting beams on the left side and the right side, and the left end and the right end of the second roller are respectively and rotatably connected with the lower supporting beams on the left side and the right side; guide wheels are respectively arranged on the left side and the right side of the workpiece tray, and when the first roller or the second roller pushes the workpiece tray to move, the guide wheels roll along the upper supporting beam or the lower supporting beam;

the upper end of the upper supporting beam is provided with an upper limiting cover plate, and the upper end of the lower supporting beam is provided with a lower limiting cover plate; when the workpiece tray works, the left end and the right end of the workpiece tray are respectively positioned at the lower end of the upper limiting cover plate or the lower end of the lower limiting cover plate.

The utility model discloses following beneficial effect has: the utility model provides a header board crossbeam assembly prepares slip table, work piece tray, transport slip table and elevating platform, transport slip table includes upper burden layer and recovery layer that upper and lower parallel arrangement, the elevating platform is connected in transport slip table end, when carrying out the car assembly operation, the commodity circulation operator uses the commodity circulation platform truck to load the work piece onto the work piece tray from the header board crossbeam prepareeing material district in workshop, again with loading the work piece tray of work piece on pushing away the transport slip table of production line, just push away the commodity circulation platform truck after accomplishing the material loading, prevent that the transport passageway is blocked to the commodity circulation platform truck; carry the slip table to go up once can load a plurality of work piece trays simultaneously, consequently the assembler on the material loading can supply the production line gets the material many times, waits to produce line assembly for a certain time, when carrying the work piece on the slip table to be taken out completely, carry new work piece to carrying on the slip table again in order to supply production can. When the preparation sliding table is used for preparing materials, the preparation sliding table is horizontally arranged, and the feeding layer of the conveying sliding table is a first roller with power, so that the first roller rolls to continuously push a workpiece tray on the feeding layer to the lifting table (namely a material taking area of an operator), the lifting table is close to one side of the production line, and the operator performing assembly work on the production line can easily take materials from the lifting table; after the workpieces on the workpiece tray on the lifting platform are taken out, an operator starts the lifting platform to descend to the recovery layer, the empty workpiece tray is pushed onto the recovery layer under the pushing of a third roller of the lifting platform, and a second roller on the recovery layer rolls to push the workpiece tray out; then the lifting platform is lifted again to prepare for receiving the next workpiece tray. The workpiece can be continuously pushed to a material taking area which is convenient for operators to take materials by the aid of the circulation reciprocating manner, and the empty workpiece tray is automatically recovered after the materials are taken. And the material loading layer and the recovery layer on the conveying sliding table are horizontally arranged, so that the height of the conveying sliding table can be shortened, and the material loading of logistics operators is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of a sliding table for assembling a beam of an automobile instrument panel;

fig. 2 is a schematic structural view of the conveying sliding table of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is an enlarged view of area B of FIG. 2;

fig. 5 is a longitudinal sectional view of the conveying slide table of the present invention;

FIG. 6 is an enlarged view of area C of FIG. 5;

fig. 7 is a schematic cross-sectional view of the conveying slide table of the present invention;

FIG. 8 is an enlarged view of area D of FIG. 7;

fig. 9 is a schematic structural view of the lifting platform of the present invention;

fig. 10 is a schematic view of the internal structure of the lifting platform of the present invention;

fig. 11 is a schematic view of the internal structure of the lifting platform of the present invention;

fig. 12 is a longitudinal sectional view of the elevating platform of the present invention;

FIG. 13 is a schematic structural view of a sliding table for assembling a cross beam of an automobile instrument panel according to the present invention;

FIG. 14 is an enlarged view of area E of FIG. 13;

fig. 15 is a schematic structural view of a workpiece tray according to the present invention;

fig. 16 is a schematic view of the structure in which the workpiece is mounted on the workpiece tray.

The specific structure in the figure illustrates that: 1 workpiece tray, 11 workpiece support columns, 12 reversible limit rods, 13 guide wheels, 14 buffer pads, 15 cylinder top plates, 2 conveying sliding tables, 21 sliding table frames, 211 upper support beams, 212 lower support beams, 213 upper limit cover plates, 22 material loading layers, 221 first rollers, 222 first driving devices, 223 first driving gears, 224 first driving chains, 23 recovery layers, 231 second rollers, 232 second driving devices, 24 dust covers, 25 baffle plate movable pieces 251, lifting cylinders, 252 blocking heads, 253 rolling wheels, 254 first baffle plate movable pieces, 255 second baffle plate movable pieces, 256 third baffle plate movable pieces, 257 fourth baffle plate movable pieces, 26 connecting bridges, 261 first one-way blocking pieces, 262 handles, 271 first butt switch sets, 272 second butt switch sets, 281 cylinders, 282 bolt supporting plates, 283 safety bolts, 284 second sensors, 285 bolt plates, and 2 bolt plates, 286 first bolt holes, 29 sliding table surrounding walls, 291 first grating, 3 lifting tables, 31 lifting table frames, 32 lifting layers, 321 third rollers, 322 electric rollers, 323 clamping cylinders, 33 lifting power devices, 331 rodless cylinders, 332 balancing weights, 333 balance chains, 334 supporting gears, 335 guide rails, 336 guide blocks, 34 first sensors, 35 locking plates, 351 locking holes, 352 second bolt holes, 36 lifting table surrounding walls, 361 second grating, 37 foot switches, 4 logistics trolleys and 5 workpieces.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments shown in the drawings.

It should be noted that, the utility model discloses in the location expression such as front end, end that indicates, can refer to fig. 1 and show, be for forward by the direction of carrying the directional commodity circulation platform truck of slip table, be backward by the direction of carrying the directional elevating platform of slip table, promptly in carrying the slip table, the one end of connecting the commodity circulation platform truck is the front end, and the one end of connecting the elevating platform is terminal, the utility model discloses in not using the roll direction of cylinder as the reference basis to the definition of position and direction.

Referring to fig. 1, the sliding table for assembling and preparing the automobile instrument panel beam comprises a workpiece tray 1, a conveying sliding table 2 and a lifting table 3, wherein the workpiece tray 1 is used for a workpiece 5 (namely, an instrument panel beam);

referring to fig. 2, the conveying sliding table 2 includes an upper material layer 22 and a recovery layer 23 which are arranged in parallel up and down, the upper material layer 22 includes a plurality of first rollers 221 which are arranged side by side, and the first rollers 221 are driven by a first driving device 222 to rotate; the recycling layer 23 comprises a plurality of second rollers 231 arranged side by side, and the second rollers 231 are driven by a second driving device 232 to rotate;

referring to fig. 10, the lifting table 3 is connected to the tail end of the conveying sliding table 2, the lifting table 3 includes a lifting layer 32 and a lifting power device 33, the lifting layer 32 includes a plurality of third rollers 321 arranged side by side, the third rollers 321 are driven by a third driving device to rotate, and the lifting power device 33 is used for driving the lifting layer 32 to lift, so that the lifting layer 32 is arranged side by side with the upper material layer 22 or arranged side by side with the recovery layer 23;

when the lifting layer 32 and the upper material layer 22 are arranged side by side, the first roller 221 rolls to push the workpiece tray 1 onto the lifting layer 32; when the lifting layer 32 and the recycling layer 23 are arranged side by side, the third roller 321 pushes the workpiece tray 1 to the recycling layer 23, and the second roller 231 rolls to push the workpiece tray 1 to the front end of the conveying sliding table 2.

Therefore, the preparation slip table of this embodiment can constantly with the work piece propelling movement to make things convenient for the operator to get the material and get the material district on, the operator has got the material back, this equipment can retrieve empty work piece tray with this convenient production and processing automatically, improves production efficiency.

Referring to fig. 1, sliding table surrounding walls 29 are arranged on the left side and the right side of the conveying sliding table 2, and lifting table surrounding walls 29 are arranged on the left side and the right side of the lifting table 3, so that the problem that people mistakenly enter the sliding table can be avoided, and personal safety hazards are reduced. The front end of the sliding table surrounding wall 29 is provided with a first grating 291, so that when a person mistakenly enters the sliding table surrounding wall 29, the operation of the equipment can be automatically suspended. When the workpiece tray 1 is moved, the first roller 221 rotates to drive the first grating 291 to close during feeding. The rear end of the surrounding wall 29 of the lifting platform is provided with a second grating 361, when a person enters the second grating 361, the operation of the device can be automatically suspended, and the personal safety is ensured.

As an implementation manner of this embodiment, referring to fig. 2 to 3, lifting tray moving members 25 are further respectively disposed in the loading layer 22 and the recovery layer 23, and when the tray moving members 25 are lifted, the tray moving members 25 block the workpiece tray 1, so that the workpiece tray 1 cannot move backward on the loading layer 22 or forward on the recovery layer 23. Since all the first rollers 221 or all the second rollers 231 roll simultaneously during conveyance in the upper material layer 22 or the recovery layer 23, even if the rollers roll, the work pallet 1 can be stopped from moving forward or backward by the stopper moving member 25 after the stopper moving member 25 is provided. This allows the workpiece pallet 1 to be moved in different positions on the conveyor table 2. For example, when there is a workpiece tray 1 in the lifting platform 3, the workpiece tray 1 located at the end of the upper material layer 22 cannot move forward, so that the workpiece tray 1 can be stopped by the stopping disc moving member arranged at the end of the upper material layer 22, and the rolling first roller 221 can continue to drive the newly-placed workpiece tray 1 to move toward the lifting platform.

As an embodiment of this embodiment, the blocking tray moving member includes a lifting cylinder 251 and a blocking head 252, the blocking head 252 is installed at an upper end of the lifting cylinder 251, when the lifting cylinder 251 pushes the blocking head 252 to move upwards, the blocking head 252 blocks the workpiece tray 1, and when the lifting cylinder 251 drives the blocking head 252 to move downwards, the workpiece tray 1 can freely pass over the blocking head 252;

the upper end of the blocking head 252 is provided with a rolling wheel 253. The rolling wheel 253 is arranged, so that the situation that the workpiece tray 1 is blocked by the blocking head 252 when the lifting cylinder 251 is not retracted in place can be avoided, and when the lifting cylinder 251 is not fully retracted in place, the workpiece tray 1 can also push the rolling wheel 253 to pass through the upper end of the rolling wheel 253.

As an implementation manner of this embodiment, referring to fig. 5, the tray moving member 25 includes a first tray moving member group 254 and a second tray moving member group 255, the first tray moving member group 254 is disposed at the end of the upper material layer 22, and when the first tray moving member group 254 is raised, the first tray moving member group blocks the first workpiece tray 1 located at the rearmost end on the upper material layer 22; the second stopping disk movable member set 255 is arranged in front of the first stopping disk movable member set 254, and the second stopping disk movable member set 255 blocks a second workpiece tray 1 on the loading layer 22 when rising; that is, in the material preparation process, when the workpiece tray 1 loaded with the workpiece 5 enters the lifting layer 32 from the upper material layer 22, the first blocking tray movable group 254 is lifted at this time, and after the subsequent workpiece tray 1 comes into contact with the first blocking tray movable group 254, the workpiece tray 1 is blocked; at this time, the second stopping plate moving assembly 255 is lifted again to stop the second workpiece tray 1 counted from the end of the upper material layer 22; when the worker completely takes down the workpiece 5 on the lifting layer 32 and pushes the empty workpiece tray 1 to the recovery layer 23, the empty lifting layer 32 rises again to wait for receiving the next workpiece tray 1; at this time, the first tray moving member group 254 moves down, the workpiece tray 1 blocked by the first tray moving member group 254 moves onto the lifting layer 32 under the pushing of the second roller 231 and the driving of the third roller 321, and at this time, the subsequent workpiece tray 1 is blocked by the second tray moving member group 256 and cannot move, after the workpiece tray 1 enters the lifting layer 32, the first tray moving member group 254 rises again, then the second tray moving member group 255 falls again, the subsequent workpiece tray 1 can be pushed again, and then the second tray moving member group 255 rises again. Therefore, automatic control feeding can be realized by the cyclic reciprocation.

As an implementation manner of this embodiment, the tray moving member 25 further includes a third tray moving member set 256 and a fourth tray moving member set 257, the third tray moving member set 256 is disposed at the front end (i.e., the end far from the lifting table 3) of the recycling layer 23, the fourth tray moving member set 256 is at least one set, and the fourth tray moving member set 257 is disposed behind the third tray moving member set 256. When the logistics trolley 4 is not butted with the conveying sliding table 2, the third baffle disc movable group 256 ascends to baffle the empty workpiece tray 1, and when the logistics trolley 4 is butted, the third baffle disc movable group 256 can move downwards, so that the workpiece tray 1 can be pushed onto the logistics trolley 4. The fourth stopping tray movable member set 257 is arranged, so that the number of the workpiece trays 1 which enter the logistics trolley 4 and are recycled at one time can be controlled according to the falling of the fourth stopping tray movable member set 257 at different positions, and the number of the workpiece trays 1 which are recycled at one time can be controlled according to the loading capacity of the logistics trolley 4.

As an implementation manner of this embodiment, referring to fig. 2, a first opposite-emitting switch group 271 is disposed at the end of the upper material layer 22, and the first opposite-emitting switch group 271 is used for sensing whether the workpiece tray 1 is located at the end of the upper material layer 22; therefore, the equipment can control the lifting of the first baffle plate movable group 254 and the second baffle plate movable group 255 according to the signal of the first ejection switch group 271, when the materials are prepared, the first baffle plate movable group 254 and the second baffle plate movable group 255 are both in a lifting state, and both baffle the workpiece tray 1, at this time, the workpiece tray 1 is sensed between the first ejection switch group 271, when the first baffle plate movable group 254 is lowered, the first workpiece tray 1 moves into the lifting layer 32, the first ejection switch group 271 is in ejection connection, which indicates that no workpiece tray 1 is in the sensing position, at this time, the control end of the equipment automatically controls the second baffle plate movable group 255 to be lowered, the subsequent workpiece tray 1 is pushed, then the first ejection switch group 271 senses the workpiece tray 1, at this time, the first workpiece tray 1 also enters into the lifting layer 32, the first and second shutter disk motion groups 255 and 256 are automatically controlled to ascend at this time, whereby automatic control can be achieved.

As an implementation manner of this embodiment, referring to fig. 5, a second opposite-direction switch group 272 is disposed at the end of the recycling layer 23, and the second opposite-direction switch group 272 is configured to sense whether the workpiece tray 1 is present at the end of the recycling layer 23. When the second correlation switch group 272 senses that the workpiece tray 1 is present, it indicates that the workpiece tray 1 is passing through the sensing position of the second correlation switch group 272 or the workpiece tray 1 in the recycling layer 23 is saturated, and a new workpiece tray 1 cannot be connected. Therefore, the control end performs interlocking control on the lifting layer 32 at this time, and the lifting layer 32 cannot push the workpiece tray 1 to the recycling layer 32 any more, so that a fault caused by the workpiece tray 1 being clamped between the lifting layer 32 and the recycling layer 32 is avoided.

As an implementation manner of this embodiment, referring to fig. 10 to 12, the lifting platform 3 includes a lifting platform frame 31, the lifting power device 33 includes a rodless cylinder 331, a balance chain 333, a support gear 334, and a counterweight 332, the rodless cylinder 331 is fixed on the lifting platform frame 31, a slider of the rodless cylinder 331 is connected to the lifting layer 32, the support gear 334 is fixed on the lifting platform frame 31, the balance chain 333 bypasses the support gear 334, one end of the balance chain 333 is connected to the counterweight 332, and the other end is connected to the lifting layer 32; therefore, the weight of the lifting layer 32 is balanced by the counterweight 332, so that the load of the rodless cylinder 331 can be greatly reduced, and the damage to the rodless cylinder 331 caused by the overlarge load of the rodless cylinder 331 due to the overweight of the lifting layer 32 is avoided.

As an embodiment of this embodiment, referring to fig. 10 to 11, a guide rail 335 is provided in the elevating table frame 31 in parallel with the rodless cylinder 331, and a guide block 336 slidably connected to the guide rail 335 is connected to the elevating layer 32. The guide rail 335 and the guide block 336 are arranged to limit the stroke of the lifting layer 32, so that the lifting layer 322 is prevented from shaking, meanwhile, the rodless cylinder 331 is prevented from receiving transverse force, and the rodless cylinder 331 is protected.

As an embodiment of the present embodiment, referring to fig. 10, the third driving device is a motorized roller 322, and the third driving device is in gear-chain transmission connection with the third roller 321; because only one workpiece tray 1 is loaded on the lifting layer 32 at a time, the resistance is small when the workpiece tray 1 is pushed to rotate, and a motor with larger power is not needed. The electric roller 322 is adopted as a power device, and the structure is small in size, light in weight, convenient to install and convenient to lift. The turning of the motorized pulley 322 may be controlled according to the pushing direction of the work pallet 1.

As an embodiment of the present embodiment, referring to fig. 11, a first sensor 34 is disposed below the lifting layer 32, and the first sensor 34 is used for sensing whether the workpiece 5 is loaded on the workpiece tray 1 on the lifting layer. The number and the positions of the first sensors 34 are confirmed according to the number and the positions of the workpieces actually loaded on the workpiece tray 1, each first sensor 34 can sense whether the workpieces 5 on the sensing position are taken away, and only after all the workpieces 5 are taken away, the lifting layer 32 can be started to move downwards to recover the workpiece tray 1, so that the normal operation of the equipment is guaranteed.

As an embodiment of this embodiment, referring to fig. 11 and 14, a locking cylinder 281 is fixedly disposed at one end of the conveying sliding table 2 close to the lifting table 3, a locking plate 35 moving up and down along with the lifting layer 32 is disposed in the lifting table 3, a locking hole 351 corresponding to the locking cylinder 281 is formed in the locking plate 35, and when the lifting layer 32 is aligned with the upper material layer 22, the locking cylinder 281 extends to be able to pass through the locking hole 351 so as to lock the lifting layer 32; when the locking cylinder 281 retracts to be separated from the locking hole 351, the lifting layer 32 can freely lift; because the work piece tray 1 that loads work piece 5 is great in weight, pressure to no pole cylinder 331 is great, it can have certain potential safety hazard to singly lean on no pole cylinder 331 to support, therefore, locking cylinder 281 has been set up, after lift layer 32 rises, locking cylinder 281 stretches out the card on locking hole 351, can provide reliable support for lift layer 32 from this, share work piece tray 1 and get into the load that no pole cylinder 331 receives behind lift layer 32, avoid no pole cylinder 331 to damage, thereby also avoid equipment trouble and lead to lift layer 32 because gravity descends and arouse further loss.

Referring to fig. 9, a foot switch 37 is provided at the rear end of the lifting table 3, and when the worker takes out the workpiece 5, the worker lowers the lifting layer 32 and automatically recovers the work tray 1 by depressing the foot switch 37.

As an embodiment of this embodiment, referring to fig. 14, a latch plate 285 is fixedly disposed at one end of the conveying sliding table 2 close to the lifting table 3, a first latch hole 286 is formed in the latch plate 285, a second latch hole 352 corresponding to the first latch hole 286 is formed in the lock plate 35, and when the lifting layer 32 is juxtaposed to the upper material layer 22, a safety latch 283 can be used to simultaneously penetrate into the first latch hole 286 and the second latch hole 352, so as to lock the lifting layer 32; when overhauing, can use safe bolt 283 with the locking of lifting layer 32, can avoid causing the injury to the maintainer in the decline of maintenance in-process lifting layer 32 from this.

As an implementation manner of this embodiment, referring to fig. 14, a bolt supporting plate 282 for placing the safety bolt 283 is arranged in the conveying sliding table 2, a second sensor 284 is arranged on the bolt supporting plate 282, and the second sensor 284 is used for sensing whether the safety bolt 283 is placed on the bolt supporting plate 283 or not. When the second sensor 284 senses that the safety bolt 283 is inserted, it indicates that the safety bolt 283 inserted on the bolt plate 285 is pulled out, and the lifting layer 32 is not locked by the safety bolt 283, so that the lifting platform 3 can be started to work; conversely, when the second sensor 284 does not sense the safety pin 283, it indicates that the lift layer 32 may be locked, so that the lift stage 3 cannot be actuated.

As an implementation manner of this embodiment, referring to fig. 1 to 4, a connection bridge 26 for overlapping with the trolley 4 is connected to the front end of the upper material layer 22 and the front end of the recovery layer 23, respectively, and a plurality of fluent strips 263 arranged side by side are arranged on the connection bridge 26; the workpiece tray 1 is delivered by using the connecting bridge 26, so that the workpiece tray 1 can be prevented from falling to the ground when the workpiece tray 1 is pushed to the conveying sliding table 2, when the workpiece tray 1 is fed, a feeding worker manually pushes the workpiece tray 1 with the workpiece 5 into the conveying sliding table 2, and when the workpiece tray 1 is recovered, the feeding worker pulls the empty workpiece tray 1 on the conveying sliding table 2 into the logistics trolley 4.

As an implementation manner of this embodiment, referring to fig. 4, the connection bridge 26 is rotatably installed on the conveying slipway 2, when the conveying slipway is lowered, the connection bridge 26 is parallel to the upper material layer 22, when the conveying slipway is turned upwards, the connection bridge 26 can be retracted, and handles 262 which can be used for rotating the connection bridge 26 are installed on two sides of the connection bridge 26; the connecting bridges 26 are designed to be recyclable, so that after the loading operation is completed, the connecting bridges 26 can be folded up, thereby preventing the connecting bridges 26 from occupying the material conveying passage of the workshop.

As an embodiment of this embodiment, referring to fig. 4, a first one-way stopper 261 for blocking the workpiece tray 1 from sliding from the upper material layer 22 to the connection bridge 26 is provided between the upper material layer 22 and the connection bridge 26, and a second one-way stopper for blocking the workpiece tray 1 from sliding from the connection bridge 26 to the recovery layer 23 is provided between the recovery layer 23 and the connection bridge 26 (the structure can refer to the structure of the first one-way stopper 261 shown in the drawing, and the direction is opposite to that of the first one-way stopper 261). The provision of the first one-way stopper 261 and the second one-way stopper can prevent the work pallet 1 from slipping back.

As an implementation manner of this embodiment, referring to fig. 6 to 8, two parallel first transmission gears 223 are respectively installed at one end of each first roller 221, a first transmission chain 224 is respectively connected between two adjacent first rollers 221, the first transmission chains 224 are engaged with the first transmission gears 223, one of the first transmission chains 224 is connected with the first driving device 222, so that the first driving device 222 drives all the first rollers 221 to rotate;

one end of each second drum 231 is provided with two parallel second transmission gears, two adjacent second drums 231 are connected with a second transmission chain, the second transmission chains are meshed with the second transmission gears, one of the second transmission chains is connected with the second driving device 232, and therefore the second driving device 232 drives all the second drums 231 to rotate;

a certain distance is reserved between every two adjacent first rollers 221, and a fixed dust cover 24 is arranged in a gap between every two adjacent first rollers 221;

a certain distance is reserved between two adjacent second rollers 231, and a fixed dust cover 24 is arranged in a gap between two adjacent second rollers 231. The dustproof cover 24 is arranged, so that gaps between the rollers can be filled, dust can be prevented, hands or other objects can be prevented from being clamped between the rollers, and safety is guaranteed.

As an implementation manner of this embodiment, referring to fig. 15 to 16, a workpiece support post 11 for inserting a workpiece 5 is arranged on the workpiece tray 1, a plurality of rotatable reversible limiting rods 12 are arranged around the workpiece support post 11, the workpiece is vertically sleeved on the workpiece support post 11 during installation, and the reversible limiting rods 12 can abut against the workpiece 5 when being vertically erected, so as to lock the workpiece 5 on the workpiece tray 1; adopt vertical mode of loading work piece 5, for horizontal installation, can realize once loading a plurality of work pieces, use can fall down formula gag lever post 12 and block work piece 5, can select the fall down formula gag lever post 12 of chucking according to the motorcycle type of different work pieces 5, from this, the work piece tray 1 of this embodiment can load the work piece 5 of a plurality of different motorcycle types simultaneously, is applicable to the production demand that multiple motorcycle type assembled simultaneously.

The workpiece tray 1 is provided with three workpiece supporting columns 11, and each workpiece supporting column 11 can support one workpiece 5;

the workpiece supporting column 11 is wrapped with a flexible nylon material; the flexible nylon material is arranged, so that the surface of the workpiece 5 can be prevented from being scratched by the workpiece supporting columns 11.

At least one side of the front side and the rear side of the workpiece tray 1 is provided with a buffer pad 14; the buffer pads 14 are arranged, so that when two workpiece trays 1 collide, the buffer pads 14 can effectively buffer impact and avoid collision injury.

As an implementation manner of this embodiment, referring to fig. 2 and 8, the conveying sliding table 2 includes a sliding table frame 21, the sliding table frame 21 includes two upper supporting beams 211 for supporting the first roller 221 and two lower supporting beams 212 for supporting the second roller 231, left and right ends of all the first rollers 221 are rotatably connected to the upper supporting beams 211 on left and right sides, respectively, and left and right ends of all the second rollers 231 are rotatably connected to the lower supporting beams 212 on left and right sides, respectively; guide wheels 13 are respectively arranged on the left side and the right side of the workpiece tray 1, and when the first roller 221 or the second roller 231 pushes the workpiece tray 1 to move, the guide wheels 13 roll along the upper support beam 211 or the lower support beam 212; therefore, the guide function can be provided for the movement of the workpiece tray 1, and the situation that the workpiece tray 1 is inclined and is blocked is avoided.

An upper limiting cover plate 213 is arranged at the upper end of the upper supporting beam 211, and a lower limiting cover plate is arranged at the upper end of the lower supporting beam 212; when the workpiece tray 1 works, the left end and the right end of the workpiece tray 1 are respectively positioned at the lower end of the upper limiting cover plate 213 or the lower end of the lower limiting cover plate. An upper limit cover plate or a lower limit cover plate is arranged to limit the longitudinal displacement of the workpiece tray 1, so that the shaking of the workpiece tray 1 can be reduced.

Referring to fig. 10, clamping cylinders 323 are arranged on the left side and the right side of the lifting layer 32, cylinder top plates 15 corresponding to the clamping cylinders 323 are arranged on the left side and the right side of the workpiece tray 1, and after the workpiece tray 1 enters the lifting layer 32, the clamping cylinders 323 extend to abut against the cylinder top plates 15 to clamp the workpiece tray 1, so that the workpiece tray 1 is prevented from moving in the workpiece taking process, and the stability of the workpiece tray 1 is ensured.

The working process is as follows: the logistics personnel load the workpiece 5 onto the workpiece tray 1 from a workshop header board beam material preparation area by using the logistics trolley 4, push the logistics trolley 4 loaded with the workpiece 5 to a production workshop to be butted with a connecting bridge 26 of the conveying sliding table 2, close the first grating 291, throw the workpiece tray 1 on the logistics trolley onto the material loading layer 22, the material loading layer 22 can automatically push the workpiece tray 1 loaded with the workpiece 5 onto the lifting table 3, operators of production line assembly take the workpiece off from the lifting table 3, after the workpiece is taken out, the lifting table 3 pushes the empty workpiece tray 1 to the recovery layer 23, the recovery layer 23 pushes the workpiece to the connecting bridge, and the logistics personnel drag the empty workpiece tray 1 onto the logistics trolley 4.

The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, that is, all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.

Claims (10)

1. The utility model provides a slip table is prepared in header board crossbeam assembly which characterized in that: the automatic loading device comprises a workpiece tray, a conveying sliding table and a lifting table, wherein the workpiece tray is used for loading workpieces;

the conveying sliding table comprises an upper material layer and a recovery layer which are arranged in parallel up and down, the upper material layer comprises a plurality of first rollers which are arranged side by side, and the first rollers are driven by a first driving device to rotate; the recovery layer comprises a plurality of second rollers which are arranged side by side, and the second rollers are driven by a second driving device to rotate;

the lifting platform is connected to the tail end of the conveying sliding platform and comprises a lifting layer and a lifting power device, the lifting layer comprises a plurality of third rollers which are arranged side by side, the third rollers are driven by a third driving device to rotate, and the lifting power device is used for driving the lifting layer to lift, so that the lifting layer is arranged side by side with the loading layer or arranged side by side with the recovery layer;

when the lifting layer and the loading layer are arranged side by side, the first roller rolls to push the workpiece tray onto the lifting layer; when the lifting layer and the recovery layer are arranged side by side, the third roller pushes the workpiece tray to the recovery layer, and the second roller rolls to push the workpiece tray to the front end of the conveying sliding table.

2. The instrument panel cross beam assembly preparation slide of claim 1, wherein: the material loading layer and the recovery layer are respectively provided with a liftable baffle disc moving part, and when the baffle disc moving part ascends, the baffle disc moving part blocks the workpiece tray, so that the workpiece tray cannot move backwards on the material loading layer or forwards on the recovery layer;

the blocking disc moving part comprises a lifting cylinder and a blocking head, the blocking head is arranged at the upper end of the lifting cylinder, when the lifting cylinder pushes the blocking head to move upwards, the blocking head blocks the workpiece tray, and when the lifting cylinder drives the blocking head to move downwards, the workpiece tray can freely pass above the blocking head;

the upper end of the blocking head is provided with a rolling wheel.

3. The instrument panel cross member assembly preparation slide table of claim 2, wherein: the first blocking disc movable piece group is arranged at the tail end of the material loading layer, and the first blocking disc movable piece group blocks a first workpiece tray which is positioned at the rearmost end on the material loading layer when ascending; the second stop disc movable piece group is arranged in front of the first stop disc movable piece group, and the second stop disc movable piece group stops a second workpiece tray on the feeding layer when rising;

the baffle disc moving part also comprises a third baffle disc moving part set and a fourth baffle disc moving part set, the third baffle disc moving part set is arranged at the front end of the recovery layer, at least one fourth baffle disc moving part set is arranged, and the fourth baffle disc moving part set is arranged behind the third baffle disc moving part set.

4. The instrument panel cross member assembly preparation slide table of claim 3, wherein: a first correlation switch group is arranged at the tail end of the feeding layer and used for sensing whether the workpiece tray is arranged at the tail end of the feeding layer or not;

and a second correlation switch group is arranged at the tail end of the recovery layer and used for sensing whether the workpiece tray is arranged at the tail end of the recovery layer or not.

5. The instrument panel cross beam assembly preparation slide of claim 1, wherein: the lifting platform comprises a lifting platform frame, the lifting power device comprises a rodless cylinder, a balance chain, a support gear and a balancing weight, the rodless cylinder is fixed on the lifting platform frame, a sliding block of the rodless cylinder is connected with the lifting layer, the support gear is fixed on the lifting platform frame, the balance chain bypasses the support gear, one end of the balance chain is connected with the balancing weight, and the other end of the balance chain is connected with the lifting layer;

the lifting platform frame is internally provided with a guide rail which is arranged in parallel with the rodless cylinder, and the lifting layer is connected with a guide block which is connected with the guide rail in a sliding way.

6. The instrument panel cross beam assembly preparation slide of claim 1, wherein: the third driving device is an electric roller and is in transmission connection with the third roller through a gear chain;

a first inductor is arranged below the lifting layer and used for inducing whether the workpiece tray on the lifting layer is loaded with workpieces or not.

7. The instrument panel cross beam assembly preparation slide of claim 1, wherein: a locking cylinder is fixedly arranged at one end, close to the lifting table, of the conveying sliding table, a locking plate which moves up and down along with the lifting layer is arranged in the lifting table, a locking hole corresponding to the locking cylinder is formed in the locking plate, and when the lifting layer and the loading layer are arranged side by side, the locking cylinder extends to penetrate into the locking hole so as to lock the lifting layer; when the locking cylinder retracts and is separated from the locking hole, the lifting layer can be lifted freely;

a bolt plate is fixedly arranged at one end, close to the lifting table, of the conveying sliding table, a first bolt hole is formed in the bolt plate, a second bolt hole corresponding to the first bolt hole is formed in the locking plate, and when the lifting layer and the loading layer are arranged side by side, a safety bolt can penetrate through the first bolt hole and the second bolt hole simultaneously, so that the lifting layer can be locked;

the conveying sliding table is internally provided with a bolt supporting plate for placing the safety bolt, the bolt supporting plate is provided with a second sensor, and the second sensor is used for sensing whether the safety bolt is placed on the bolt supporting plate.

8. The instrument panel cross beam assembly preparation slide of claim 1, wherein: the front end of the loading layer and the front end of the recovery layer are respectively connected with a connecting bridge which is used for being lapped with the logistics trolley, and a plurality of fluent strips which are arranged side by side are arranged on the connecting bridge;

the connecting bridge is rotatably arranged on the conveying sliding table, is parallel to the upper material layer when being lowered, and can be folded when being turned upwards;

the workpiece tray recovery device is characterized in that a first one-way blocking piece used for blocking the workpiece tray from sliding to the connecting bridge is arranged between the material loading layer and the connecting bridge, and a second one-way blocking piece used for blocking the workpiece tray from sliding to the connecting bridge is arranged between the recovery layer and the connecting bridge.

9. The instrument panel cross beam assembly preparation slide of claim 1, wherein: one end of each first roller is provided with two first transmission gears which are arranged side by side respectively, a first transmission chain is connected between two adjacent first rollers respectively, the first transmission chains are meshed with the first transmission gears, one of the first transmission chains is connected with the first driving device, and therefore the first driving device drives all the first rollers to rotate;

one end of each second roller is provided with two parallel second transmission gears, a second transmission chain is connected between every two adjacent second rollers and meshed with the second transmission gears, and one of the second transmission chains is connected with the second driving device, so that the second driving device drives all the second rollers to rotate;

a certain distance is reserved between every two adjacent first rollers, and a fixed dustproof cover is arranged in a gap between every two adjacent first rollers;

a certain distance is reserved between every two adjacent second rollers, and a fixed dustproof cover is arranged in a gap between every two adjacent second rollers.

10. The instrument panel cross beam assembly preparation slide of claim 1, wherein: the workpiece tray is provided with a workpiece supporting column for inserting a workpiece, a plurality of rotatable reversible limiting rods are arranged around the workpiece supporting column, the workpiece is vertically sleeved on the workpiece supporting column during installation, and the reversible limiting rods can be abutted against the workpiece during vertical installation so as to lock the workpiece on the workpiece tray;

the workpiece tray is provided with three workpiece supporting columns, and each workpiece supporting column can support one workpiece;

the workpiece supporting column is wrapped with a flexible nylon material;

at least one side of the front side and the rear side of the workpiece tray is provided with a buffer pad;

the conveying sliding table comprises a sliding table rack, the sliding table rack comprises two upper supporting beams for supporting the first roller and two lower supporting beams for supporting the second roller, the left end and the right end of the first roller are respectively and rotatably connected with the upper supporting beams on the left side and the right side, and the left end and the right end of the second roller are respectively and rotatably connected with the lower supporting beams on the left side and the right side; guide wheels are respectively arranged on the left side and the right side of the workpiece tray, and when the first roller or the second roller pushes the workpiece tray to move, the guide wheels roll along the upper supporting beam or the lower supporting beam;

the upper end of the upper supporting beam is provided with an upper limiting cover plate, and the upper end of the lower supporting beam is provided with a lower limiting cover plate; when the workpiece tray works, the left end and the right end of the workpiece tray are respectively positioned at the lower end of the upper limiting cover plate or the lower end of the lower limiting cover plate.

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