CN214826489U - Lifting mechanism - Google Patents

Abstract

The utility model relates to a lifting mechanism, include: the lower end of the frame body is provided with a turnover plate guide rail; the lifting device comprises a driving device and a first chain connected with the driving device, and the driving device is arranged below the frame body and drives the first chain to move up and down along the frame body; the fixing device comprises a fixing plate and a turnover plate hinged with the fixing plate, the fixing plate is connected with a first chain, a forklift hand is arranged below the fixing plate, a first limiting block is arranged at one end, adjacent to the fixing plate, of the forklift hand, an induction plate is arranged on the side face of the fixing plate, and a sliding shaft is arranged on the turnover plate; the detection device comprises a plurality of travel switches and detection switches which are arranged on the frame body; the electric cabinet is installed on the frame body and is in communication connection with the driving device and the fixing device. The scrap is lifted to a certain height to realize automatic dumping, the scrap collecting efficiency is improved, and the use space of a factory is saved.

Description

Lifting mechanism

Technical Field

The utility model relates to a sweeps collection device technical field, concretely relates to hoist mechanism.

Background

Can produce the sweeps among the machining process, contain a large amount of greasy dirt in the sweeps, easily shed, scatter, not only occupy the usable floor area in workshop, cause the pollution to the workshop environment simultaneously, consequently, need regularly retrieve the collection to the sweeps. Most enterprises generally promote piece collection car to the assigned position for promoting through the manual work at present to clastic collection, transportation mode, then empty the piece in the collecting vat that the parking area or the underground of ground seted up, the piece is easily unrestrained, has occupied the land of mill, has wasted the land resource. When the piece is deposited to a certain amount, need carry out centralized processing to the piece, generally adopt manual mode to adorn the piece on the car, the activity duration is long, and is inefficient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art in the problem, provide a hoist mechanism.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a lift mechanism, comprising: the lower end of the frame body is provided with a turnover plate guide rail; the lifting device comprises a driving device and a first chain connected with the driving device, and the driving device is arranged below the frame body and drives the first chain to move up and down along the frame body; the fixing device comprises a fixing plate and a turnover plate hinged with the fixing plate, the fixing plate is connected with a first chain, a forklift truck handle is arranged below the fixing plate, an induction plate is arranged on the side surface of the fixing plate, and a sliding shaft is arranged on the turnover plate; the detection device comprises a plurality of travel switches and detection switches which are arranged on the frame body; the electric cabinet is installed on the frame body and is in communication connection with the driving device and the fixing device.

The utility model has the advantages that: this application is through setting up the fork truck hand on the fixed plate, under hoisting device's effect, can promote the receipts bits car that needs fall the material to a take the altitude, accomplishes the automatic process of overturning the material, directly falls the piece to the car in, avoids the manual work to adorn the piece on the car, and easy operation has improved the efficiency that the piece was collected, can avoid simultaneously directly placing the piece subaerial, practices thrift the usage space of mill, avoids the polluted environment. The position of the fixed plate is detected by the matching of the induction plate and the detection device, so that the running state of the fixing device is better controlled.

On the basis of the technical scheme, the utility model discloses a reach the convenience of use and the stability of equipment, can also make following improvement to foretell technical scheme:

further, still including receiving the bits car, the upper end and the lower extreme of receiving the bits car are equipped with couple groove and fork truck groove respectively, the couple groove with the fixed plate joint, the fork truck groove with fork truck hand looks adaptation.

Adopt above-mentioned further technical scheme's beneficial effect be, couple groove and fork truck groove are convenient to be connected with fixing device receiving the bits car, avoid receiving the bits car landing.

Furthermore, a feeding opening with an upward opening is formed in the scrap collecting vehicle, a second damping column is arranged on the side wall of the feeding opening, and a first damping column is arranged on the upper end face of the turnover plate.

Adopt above-mentioned further technical scheme's beneficial effect be, when the material is not full, damping column one can realize vibration/noise reduction's effect, and when the returning face plate was opened and is expected, damping column two played vibration/noise reduction's effect.

Further, a crankshaft shaft is arranged on the back face of the fixing plate, a roller is arranged at the end of the crankshaft shaft, a first operation guide rail is arranged on the frame body, and the roller moves up and down along the first operation guide rail.

Adopt above-mentioned further technical scheme's beneficial effect be, guarantee the stability that the fixed plate reciprocated.

Further, travel switch includes upper limit travel switch and lower limit travel switch, detection switch is including the detection switch that targets in place, return stop switch and the stop switch that targets in place, upper limit travel switch with the stop switch setting that targets in place is in the upper end of support body, lower limit travel switch, the detection switch that targets in place with return stop switch sets up the lower tip of support body.

Adopt above-mentioned further technical scheme's beneficial effect to realize detecting the position of receiving the bits car on fixed plate and the fixed plate, guarantee normal operating.

Furthermore, the detection switch also comprises a first speed switch and a second speed switch which are arranged at intervals, wherein the first speed switch is positioned above the in-place detection switch, and the second speed switch is positioned below the in-place stop switch.

Adopt above-mentioned further technical scheme's beneficial effect to be, make fixing device and receive bits car from the bottom up or from the top when down moving with higher speed, improve the efficiency that reciprocates, save time.

Further, the upper end of support body is equipped with can dismantle the guiding gutter, the bottom of support body is equipped with the waste liquid and collects the box.

Adopt above-mentioned further technical scheme's beneficial effect to play the effect of water conservancy diversion to the piece, avoid taking place to scatter, the waste liquid is collected the box and can be collected the greasy dirt in the piece, keeps the clean nature of environment.

Furthermore, the hinged part of the fixed plate and the turnover plate is provided with magnetic block boxes which are arranged in pairs, and the magnetic block boxes are respectively arranged on the fixed plate and the turnover plate.

Adopt above-mentioned further technical scheme's beneficial effect be, the returning face plate is the open mode with the fixed plate when making fixing device descend.

Further, the driving device comprises a variable frequency speed reducer, a second chain and a synchronous chain wheel, the output end of the variable frequency speed reducer is connected with the second chain, the second chain is connected with the synchronous chain wheel through a lower shaft, and the synchronous chain wheel is connected with the first chain.

Adopt above-mentioned further technical scheme's beneficial effect be, guarantee that the chain can normal operating, make fixing device can normally reciprocate.

Further, a lower shaft driving assembly and an upper shaft driven assembly are arranged on the frame body, the lower shaft driving assembly comprises a protector assembly and a bearing fixing seat, the end part of the lower shaft is inserted into the bearing fixing seat, and a tensioning bolt is arranged on the bearing fixing seat.

The technical scheme has the advantages that the protector assembly can avoid the damage of the variable frequency speed reducer when the variable frequency speed reducer is overloaded, and prolong the service life of equipment; the tension bolt can adjust the tightness of the first chain, so that the running stability of the fixing device is guaranteed.

Furthermore, a first limiting block is arranged at one end, adjacent to the fixing plate, of the forklift truck hand.

Adopt above-mentioned further technical scheme's beneficial effect to realize prescribing a limit to the position of receiving the bits car, guarantee to receive the bits car at the assigned position.

Drawings

FIG. 1 is a perspective view of a lift mechanism of the present application;

FIG. 2 is a perspective view of another angle of the lift mechanism of the present application;

FIG. 3 is a schematic view of the lower spindle drive assembly;

FIG. 4 is a schematic structural view of the fixing device;

FIG. 5 is a schematic view of another angle of the fixture;

FIG. 6 is a schematic view of the roll-over panel when open;

FIG. 7 is a schematic view of a crumb collecting vehicle;

FIG. 8 is a schematic view of a fork truck slot;

fig. 9 is a schematic view of the chip collecting vehicle during material dumping.

The reference numbers are recorded as follows: 1. collecting scraps; 2. a lower limit travel switch; 3. an in-place detection switch; 4. a return stop switch; 5. a lower shaft drive assembly; 6. a first speed switch; 7. a first chain; 8. a speed switch II; 9. the upper shaft is driven to be assembled; 10. a waste liquid collection box; 11. a fixing device; 12. a variable frequency speed reducer; 13. a flap guide rail; 14. a chain guide; 15. operating the first guide rail; 16. an upper limit travel switch; 17. a diversion trench; 18. a stop switch in place; 19. assembling a protector; 20. a bearing fixing seat; 21. a second chain; 22. a head pulley; 23. a lower shaft; 24. a synchronous sprocket; 25. tensioning the bolt; 26. a forklift truck hand; 27. a first limiting block; 28. a fixing plate; 29. a turnover plate; 30. a first damping column; 31. a sliding shaft; 32. a roller; 33. a crankshaft shaft; 34. an induction plate; 35. mounting a plate; 36. a magnetic block case; 37. a wheel; 38. a second damping column; 39. a handle; 40. a forklift slot; 41. a hook groove; 42. a frame body; 43. and (4) hanging hooks.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 9, a lifting mechanism includes: the device comprises a frame body 42, a lifting device, a fixing device 11, a detection device and an electric cabinet which are vertically arranged, wherein the lower end of the frame body 42 is provided with a turning plate guide rail 13, the upper end part of the frame body 42 is provided with a detachable diversion trench 17, and the bottom end of the frame body 42 is provided with a waste liquid collecting box 10;

the chain transmission device is characterized in that a lower shaft driving assembly 5 and an upper shaft driven assembly 9 are arranged on the frame body 42, the lower shaft driving assembly 5 comprises a protector assembly 19 and a bearing fixing seat 20, the end part of the lower shaft 23 is inserted into the bearing fixing seat 20, a tensioning bolt 25 is arranged on the bearing fixing seat 20, and the tightness of the chain I7 is adjusted by arranging the tensioning bolt 25, so that the operation stability is ensured.

The protector assembly 19 is a damping sheet type protector.

The lifting device comprises a driving device and a first chain 7 connected with the driving device, and the driving device is arranged below the frame body 42 and drives the first chain 7 to move up and down along the frame body 42; the driving device comprises a variable frequency speed reducer 12, a second chain 21 and a synchronous chain wheel 24, wherein the output end of the variable frequency speed reducer 12 is connected with the second chain 21 through a head wheel 22, the second chain 21 is connected with the synchronous chain wheel 24 through a lower shaft 23, and the synchronous chain wheel 24 is connected with the first chain 7.

Referring to fig. 4 to 6, the fixing device 11 includes a fixing plate 28 and a turnover plate 29 hinged to the fixing plate 28, the fixing plate 28 is connected to a chain through a mounting plate 35, a forklift truck handle 26 is arranged below the fixing plate 28, a first limiting block 27 is arranged at one end of the forklift truck handle 26 adjacent to the fixing plate 28, a sensing plate 34 is arranged on the side surface of the fixing plate 28, a sliding shaft 31 is arranged on the turnover plate 29, and a first shock absorbing column 30 is arranged on the upper end surface of the turnover plate 29;

the end part of the turnover plate 29 is provided with a trough, the end part of the sliding shaft 31 is inserted into the trough, and the moving stroke of the sliding shaft 31 is limited by the trough.

A crankshaft shaft 33 is arranged on the back surface of the fixing plate 28, a roller 32 is arranged at the end of the crankshaft shaft 33, a first running guide is arranged on the frame body 42, and the roller 32 moves up and down along the first running guide 15.

Alternatively, the roller 32 may be replaced with a bearing.

The hinged part of the fixed plate 28 and the turnover plate 29 is provided with magnetic block boxes 36 which are arranged in pairs, and the magnetic block boxes 36 are respectively arranged on the fixed plate 28 and the turnover plate 29.

The end part of the turning plate guide rail 13 is provided with a bulge, and when the fixing device 11 moves upwards, the sliding shaft 31 is contacted with the turning plate guide rail 13, so that the turning plate 29 is turned and buckled on the scrap collecting vehicle 1.

The detection device comprises a plurality of travel switches and detection switches which are arranged on the frame body 42;

travel switch includes upper limit travel switch 16 and lower limit travel switch 2, detection switch is including the detection switch 3 that targets in place, return stop switch 4 and the stop switch 18 that targets in place, upper limit travel switch 16 sets up with the stop switch 18 that targets in place the upper end of support body 42, lower limit travel switch 2, the detection switch 3 that targets in place with return stop switch 4 sets up the lower tip of support body 42.

The detection switch further comprises a first speed switch 6 and a second speed switch 8 which are arranged at intervals, the first speed switch 6 is located above the in-place detection switch 3, and the second speed switch 8 is located below the in-place stop switch 18.

The electric cabinet, the electric cabinet install on the support body 42, the electric cabinet with drive arrangement with fixing device 11 communication connection. The electric cabinet can be controlled by PLC programming, the operation speed can be adjusted, and the lifting height can be adjusted according to actual conditions.

Referring to fig. 7 and 8, the scrap collecting vehicle further comprises a scrap collecting vehicle 1, wherein a hook groove 41 and a forklift groove 40 are respectively formed in the upper end and the lower end of the scrap collecting vehicle 1, the hook groove 41 is clamped with the fixing plate 28, and the forklift groove 40 is matched with the forklift hand 26. The front end of the fixed plate 28 is provided with a hook 43, after the scrap collecting vehicle 1 is pushed to the right position, the hook 43 is not contacted with the scrap collecting vehicle 1, and when the lifting device lifts the fixed plate 28 to move upwards, the bottom forklift truck hand 26 and the hook 43 simultaneously drag the scrap collecting vehicle to move upwards.

A feeding opening with an upward opening is formed in the scrap collecting vehicle 1, and a second damping column 38 is arranged on the side wall of the feeding opening.

The number of the forklift slots 40 is two, and the forklift slots 40 are horn-shaped.

The lower end of the scrap collecting vehicle 1 is provided with wheels 37, and the upper end of the scrap collecting vehicle 1 is provided with a handle 39, so that the scrap collecting vehicle 1 can be conveniently and manually pushed to the fixing device 11.

The working process of the lifting mechanism is as follows:

referring to fig. 1, 2 and 9, after the scrap collecting cart 1 is filled with scrap, the scrap collecting cart 1 is pushed to the fixing device 11, the forklift hand 26 of the fixing device 11 is inserted into the forklift slot 40, the hook slot 41 is hooked by the fixing plate 28, after the in-place detection switch 3 detects that the scrap collecting cart is in place, the fixing device 11 starts to ascend under the action of the lifting device, the turnover plate 29 is in an open state in operation, after the sliding shaft 31 touches the turnover guide rail 13, the turnover plate 29 automatically turns over to cover the scrap collecting cart 1, the turnover plate 29 can prevent the materials from shaking and sliding upwards and can drain the scrap when the uppermost end is turned over and opened, and the scrap can be conveniently dumped.

When the scrap collecting trolley 1 moves upwards, the hook grooves 41 and the slot grooves in the scrap collecting trolley 1 can avoid falling off in the ascending and descending processes of the scrap collecting trolley 1, wherein when materials are not full, the turnover plate 29 is in contact with the second damping column 38, and the damping and noise reduction effects are achieved through the second damping column 38.

When the scrap collecting vehicle 1 moves upwards to the first speed switch 6 to detect the sensing plate 34, the driving device drives the scrap collecting vehicle 1 to operate at an accelerated speed, and when the scrap collecting vehicle 1 operates to the second speed switch 8, the scrap collecting vehicle 1 operates at a decelerated speed; when the scrap collecting vehicle 1 runs to the in-place stop switch 18, the scrap collecting vehicle 1 stops running, the first chain 7 drives the scrap collecting vehicle 1 to turn over along the chain guide rail 14, the turnover plate 29 is opened, materials in the scrap collecting vehicle 1 are dumped to the designated position, and when the turnover plate 29 is opened, the second shock absorption column 38 plays a role in shock absorption and noise reduction. The running track of the first chain 7 is limited by the chain guide rail 14, so that the power transmission is more stable.

After the materials are poured and finished, the scrap collecting vehicle 1 begins to fall back, the turnover plate 29 is in a vertically opened state under the action of the turnover plate guide rail 13 through the sliding shaft 31, the turnover plate 29 is prevented from shaking in the descending process through the adsorption of the magnetic block box 36, the fixing device 11 returns stably and slowly under the action of the first operation guide rail 15, and the phenomenon that the scrap collecting vehicle 1 returns excessively fast due to self weight is avoided. When the scrap collecting vehicle 1 moves downwards to the speed switch II 8, the scrap collecting vehicle 1 starts to move downwards in an accelerated mode, when the scrap collecting vehicle 1 moves to the speed switch I6, the scrap collecting vehicle 1 starts to operate in a decelerated mode until the scrap collecting vehicle moves to the return stop switch 4, the scrap collecting vehicle 1 stops, the hook groove 41 is unhooked from the fixing plate 28, and the scrap collecting vehicle 1 can be pulled away to take materials again.

In order to prevent accidents in the operation of the equipment, the return stop switch 4, the in-place stop switch 18, the lower limit travel switch 2 and the upper limit travel switch 16 can prevent the chip collecting vehicle 1 from losing efficacy in the operation process, and the operation safety is ensured.

In order to ensure that the equipment runs stably, the lower shaft driving assembly 5 is provided with a tensioning bolt 25, the tensioning bolt 25 is adjusted to abut against the bearing, and the bearing moves in the bearing seat, so that the lower shaft 23 moves, and the tightness of the chain I7 is adjusted.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (11)

1. A lift mechanism, comprising:

the device comprises a frame body (42) which is vertically arranged, wherein the lower end of the frame body (42) is provided with a turning plate guide rail (13);

the lifting device comprises a driving device and a first chain (7) connected with the driving device, and the driving device is arranged below the frame body (42) and drives the first chain (7) to move up and down along the frame body (42);

the fixing device (11) comprises a fixing plate (28) and a turnover plate (29) hinged with the fixing plate (28), the fixing plate (28) is connected with the first chain (7), a forklift truck handle (26) is arranged below the fixing plate (28), an induction plate (34) is arranged on the side surface of the fixing plate (28), and a sliding shaft is arranged on the turnover plate (29);

the detection device comprises a plurality of travel switches and detection switches which are arranged on a frame body (42);

the electric cabinet is installed on the frame body (42), and is in communication connection with the driving device and the fixing device (11).

2. The lifting mechanism according to claim 1, characterized by further comprising a scrap collecting trolley (1), wherein a hook groove (41) and a forklift groove (40) are respectively formed in the upper end and the lower end of the scrap collecting trolley (1), the hook groove (41) is clamped with the fixing plate (28), and the forklift groove (40) is matched with the forklift hand (26).

3. The lifting mechanism as claimed in claim 2, wherein the scrap collecting cart (1) is provided with a feeding port with an upward opening, the side wall of the feeding port is provided with a second damping column (38), and the upper end face of the turnover plate (29) is provided with a first damping column (30).

4. The lifting mechanism according to claim 1 or 2, characterized in that a crankshaft shaft (33) is arranged on the back surface of the fixing plate (28), a roller (32) is arranged at the end of the crankshaft shaft (33), the frame body (42) is arranged on a first running guide rail (15), and the roller (32) moves up and down along the first running guide rail (15).

5. The lifting mechanism according to claim 1 or 2, characterized in that the travel switches comprise an upper limit travel switch (16) and a lower limit travel switch (2), the detection switches comprise a reach detection switch (3), a return stop switch (4) and a reach stop switch (18), the upper limit travel switch (16) and the reach stop switch (18) are arranged at the upper end of the frame body (42), and the lower limit travel switch (2), the reach detection switch (3) and the return stop switch (4) are arranged at the lower end of the frame body (42).

6. The lifting mechanism as claimed in claim 5, characterized in that the detection switch further comprises a first speed switch (6) and a second speed switch (8) which are arranged at intervals, the first speed switch (6) is positioned above the in-position detection switch (3), and the second speed switch (8) is positioned below the in-position stop switch (18).

7. The lifting mechanism according to claim 1 or 2, characterized in that the upper end of the frame body (42) is provided with a detachable diversion trench (17), and the bottom end of the frame body (42) is provided with a waste liquid collection box (10).

8. The lifting mechanism according to claim 1 or 2, characterized in that the hinged joint of the fixed plate (28) and the flipping plate (29) is provided with magnetic block boxes (36) arranged in pairs, and the magnetic block boxes (36) are respectively mounted on the fixed plate (28) and the flipping plate (29).

9. The lifting mechanism according to claim 1 or 2, characterized in that the driving device comprises a variable frequency reducer (12), a second chain (21) and a synchronous sprocket (24), wherein the output end of the variable frequency reducer (12) is connected with the second chain (21), the second chain (21) is connected with the synchronous sprocket (24) through a lower shaft (23), and the synchronous sprocket (24) is connected with the first chain (7).

10. The lifting mechanism according to claim 9, wherein the frame body (42) is provided with a lower shaft (23) driving assembly (5) and an upper shaft driven assembly (9), the lower shaft (23) driving assembly (5) comprises a protector assembly (19) and a bearing fixing seat (20), the end of the lower shaft (23) is inserted into the bearing fixing seat (20), and the bearing fixing seat (20) is provided with a tension bolt (25).

11. The lifting mechanism according to claim 1 or 2, characterized in that the end of the forklift truck (26) adjacent to the fixing plate (28) is provided with a first limit block (27).

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