Loading and unloading frame machine for concrete block production line

Abstract

The utility model discloses a loading and unloading frame machine for a concrete block production line, which comprises a machine frame, a lifting fork frame is arranged on the machine frame, the lifting fork frame is connected with a lifting driving unit through a lifting shaft system, a walking shaft system is arranged at the bottom of the lifting fork frame, the walking shaft system is connected with a walking driving device, and the walking shaft system is matched with a bottom guide rail. According to the utility model, pallets and wet products can be loaded into the curing frame, and cured dry products and pallets can be taken out from the curing frame.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building component product manufacturing and production, and relates to a loading and unloading frame machine for a concrete block production line. BACKGROUND

[0002] In the automatic production line of concrete block products, after the molding of the products is completed, the products and the pallets need to be stacked and transported to a curing kiln for curing. The stacking and transporting of the products can be achieved in various ways, and the most commonly used way is to use a lifting plate machine and a sub-mother kiln vehicle with a fork frame. This way has a relatively complex structure and a high cost. In order to reduce the cost, the products and the pallets need to be stored in a curing frame and automatically transported between the curing area and the molding area, so that the molded products are stacked and loaded into the curing frame, or the cured products are taken out from the curing frame layer by layer. Therefore, an automatic loading and unloading frame machine needs to be designed. SUMMARY

[0003] The utility model discloses a loading and unloading frame machine for a concrete block production line, which can load the pallets and wet products into the curing frame and take the cured dry products and the pallets out of the curing frame.

[0004] The technical scheme adopted by the utility model is a loading and unloading frame machine for a concrete block production line, which comprises a rack, a lifting fork frame arranged on the rack, a lifting shaft system connecting a lifting driving unit, a walking shaft system arranged at the bottom of the lifting fork frame, a walking driving device connected to the walking shaft system, and a bottom guide rail matched with the walking shaft system.

[0005] The utility model has the characteristics that:

[0006] The rack comprises two vertically arranged columns, and a lower cross beam is arranged at the bottom of each column.

[0007] Two guide rails are arranged on each column, and the two guide rails on each column are arranged on two opposite sides.

[0008] The walking driving device comprises a walking driving speed reducer, a driving sprocket II coaxially sleeved on the output shaft of the walking driving speed reducer, and a driving chain II connecting the driving sprocket II and the walking shaft system.

[0009] The lifting fork frame comprises two oppositely arranged support frames, guide columns are arranged at the bottom of each support frame, a cylinder is arranged at the center of the bottom of each support frame, the cylinders on the two support frames are oppositely arranged, a fork arm is connected to the end of the piston rod of each cylinder, guide wheels are arranged at the four vertices of each support frame, and the guide wheels are matched with the guide rails.

[0010] The lifting shaft system comprises a horizontal lifting transmission shaft arranged between two columns of the frame, both ends of the lifting transmission shaft are installed on the columns of the frame through bearing seats, coaxial sleeves of lifting sprockets are arranged at both ends of the lifting transmission shaft respectively, and each lifting sprocket is connected with a driven sprocket group through a lifting chain.

[0011] Two support frames are connected to the two lifting chains respectively.

[0012] The lifting driving unit comprises a lifting driving speed reducer, a driving sprocket I is coaxially sleeved on an output shaft of the lifting driving speed reducer, the driving sprocket I is connected with a transmission sprocket through a driving chain I, and the transmission sprocket is coaxially sleeved at one end of the lifting transmission shaft.

[0013] The concrete block production line loading and unloading frame machine has the advantages of compact structure, simple processing, convenient loading and unloading, reliable operation, reduced manufacturing cost of the device, and improved operation efficiency of the device. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic view of the concrete block production line loading and unloading frame machine of the utility model;

[0015] Figure 2 is a state schematic view of the concrete block production line loading and unloading frame machine loaded with block products and pallets;

[0016] Figure 3 is a structural schematic view of the lifting fork frame in the concrete block production line loading and unloading frame machine of the utility model;

[0017] Figure 4 is a layout state view of the concrete block production line loading and unloading frame machine of the utility model on a production line;

[0018] Figure 5 is a curing frame full of products of the concrete block production line loading and unloading frame machine of the utility model;

[0019] Figure 6 is a structural schematic view of a plate product.

[0020] In the drawing, 1. frame, 1-1. guide rail, 1-2. column, 1-3. lower cross beam;

[0021] 2. walking shaft system;

[0022] 3. lifting fork frame, 3-1. fork arm, 3-2. air cylinder, 3-3. guide column, 3-4. support frame, 3-5. guide wheel;

[0023] 4. lifting shaft, 4-1. lifting transmission shaft, 4-2. lifting sprocket, 4-3. lifting chain, 4-4. bearing seat;

[0024] 5. lifting drive unit, 5-1. lifting drive reduction gear, 5-2. drive sprocket I, 5-3. drive chain I;

[0025] 6. walking drive unit, 6-1. walking drive reduction gear, 6-2. drive sprocket II, 6-3. drive chain II;

[0026] 7. driven sprocket set, 8. driven walking wheel set, 9. bottom guide rail, 10. maintenance frame, 11. pallet, 12. product. DETAILED DESCRIPTION

[0027] The utility model will be described in detail below in combination with the drawings and specific embodiments.

[0028] The utility model concrete block production line uses loading and unloading frame machine, like Figure 1 As shown in the figure, including frame 1, walking shaft 2, lifting fork frame 3, lifting shaft 4, lifting drive unit 5, walking drive device 6, driven sprocket set 7, driven walking wheel set 8, bottom guide rail 9.

[0029] Frame 1 is the support body of installing other components, is welded from sectional material.Frame 1 includes two parallel arranged upright column 1-2, and the bottom of each upright column 1-2 is equipped with lower crossbeam 1-3, and lower crossbeam 1-3 is vertically arranged with upright column 1-2.

[0030] Two guide rails 1-1 are arranged on each upright column 1-2, and the two guide rails 1-1 on each upright column 1-2 are respectively located on two oppositely arranged sides, and the four guide rails 1-1 are vertically and parallelly arranged.The four guide rails 1-1 are used to guide the up-down movement of lifting fork frame 3.

[0031] Walking shaft 2 is installed at the lower part of frame 1, and is a transmission unit for driving the horizontal movement of loading and unloading frame machine.Walking shaft 2 includes horizontally arranged walking transmission shaft, and the two ends of walking transmission shaft are respectively installed on one end of two lower crossbeams 1-3 through bearing seat A, and the other end of two lower crossbeams 1-3 is respectively provided with driven walking wheel set 8, and two driven walking wheel sets 8 are matched with two bottom guide rails 9 respectively.The walking transmission shaft is coaxially sleeved with walking sprocket at one end.

[0032] Walking drive device 6 is installed at the lower part of frame 1 and is located at the upper part of walking shaft 2, and is used to drive the rotation of walking shaft 2.

[0033] As shown in the figure, including frame 1, walking shaft 2, lifting fork frame 3, lifting shaft 4, lifting drive unit 5, walking drive device 6, driven sprocket set 7, driven walking wheel set 8, bottom guide rail 9. Figure 2As shown, the walking driving device 6 comprises a walking driving speed reducer 6-1, and a driving sprocket II 6-2 is coaxially sleeved on the output shaft of the walking driving speed reducer 6-1. The driving sprocket II 6-2 is connected with a walking sprocket through a driving chain II 6-3. The walking sprocket is coaxially sleeved on a walking transmission shaft. The walking transmission shaft is provided with a driving walking wheel at each end. The two driving walking wheels are matched with two bottom guide rails 9 respectively.

[0034] As shown in the figure, Figure 3 The lifting fork 3 is installed between the two columns 1-2 of the rack 1. It can move vertically up and down along the four guide rails 1-1 of the rack 1. The lifting fork 3 comprises two oppositely arranged support frames 3-4,

[0035] The bottom of each support frame 3-4 is provided with a guide column 3-3 at each side. A cylinder 3-2 is arranged at the center of the bottom of each support frame 3-4. The cylinders 3-2 on the two support frames 3-4 are oppositely arranged. The piston rod end of each cylinder 3-2 is connected with a fork arm 3-1. The fork arm 3-1 can be retracted and opened under the action of the cylinder 3-2. Four guide wheels 3-5 are arranged at the four vertices of each support frame 3-4 respectively. The guide wheels 3-5 are matched with the guide rails 1-1.

[0036] The lifting shaft system 4 is located at the top of the two columns of the rack 1. It is a transmission unit for driving the lifting fork 3 to move up and down. The lifting shaft system 4 comprises a horizontal lifting transmission shaft 4-1. The lifting transmission shaft 4-1 is located between the two columns 1-2 of the rack 1. The two ends of the lifting transmission shaft 4-1 are installed on the columns of the rack 1 through bearing seats 4-4. The two ends of the lifting transmission shaft 4-1 are coaxially sleeved with lifting sprockets 4-2 respectively. Each lifting sprocket 4-2 is connected with a driven sprocket set 7 through a lifting chain 4-3. The two support frames 3-4 are connected with the two lifting chains 4-3 respectively. The rotation of the lifting transmission shaft 4-1 drives the lifting sprockets 4-2 to move the lifting chains 4-3, so that the lifting fork 3 moves up and down.

[0037] The lifting driving unit 5 is installed on the upper part of the lifting shaft system 4. It is used to drive the rotation of the lifting transmission shaft 4-1, and then drive the lifting fork 3 to move up and down. The lifting driving unit 5 comprises a lifting driving speed reducer 5-1. A driving sprocket I 5-2 is coaxially sleeved on the output shaft of the lifting driving speed reducer 5-1. The driving sprocket I 5-2 is connected with a transmission sprocket through a driving chain I 5-3. The transmission sprocket is coaxially sleeved on one end of the lifting transmission shaft 4-1.

[0038] The driven sprocket set 7 is two sets, and the two sets of driven sprocket set 7 are respectively installed on the two lower cross beams 1-3. The driven sprocket set 7 is used for guiding the movement of the lifting chain 4-3. The driven sprocket set 7 is a conventional transmission mechanism, each set of driven sprocket set 7 includes a support support installed on the lower cross beam 1-3, and a driven shaft is installed on the support support through a support bearing. The driven shaft is coaxially installed with a driven wheel. The driven wheels of the two sets of driven sprocket set 7 are respectively connected with the two lifting sprockets 4-2 through the two lifting chains 4-3.

[0039] The driven walking wheel set 8 includes two sets, and the two sets of driven walking wheel set 8 are respectively installed on one end of the two lower cross beams 1-3. The driven walking wheel set 8 is used for balancing and supporting the movement of the loading and unloading frame machine. The driven walking wheel set 8 is a conventional mechanism, each set of driven walking wheel set 8 includes a roller, the center of the roller is coaxially sleeved with a center shaft, and the two ends of the center shaft are respectively installed on the side walls of the lower cross beam 1-3 through bearings A. The side walls of the lower cross beam 1-3 are fixed to the outer rings of the bearings A through a fixed plate, so as to ensure that each set of driven walking wheel set 8 is tightly connected with the lower cross beam 1-3.

[0040] The bottom guide rail 9 is fixed on the ground and is used for supporting and guiding the horizontal movement of the loading and unloading frame machine of the concrete block production line.

[0041] Embodiment 1

[0042] The loading and unloading frame machine of the concrete block production line comprises a rack 1, a lifting fork frame 3 is arranged on the rack 1, the lifting fork frame 3 is connected with a lifting driving unit 5 through a lifting shaft system 4, a walking shaft system 2 is arranged at the bottom of the lifting fork frame 3, the walking shaft system 2 is connected with a walking driving device 6, and the walking shaft system 2 cooperates with a bottom guide rail 9.

[0043] Embodiment 2

[0044] The loading and unloading frame machine of the concrete block production line comprises a rack 1, a lifting fork frame 3 is arranged on the rack 1, the lifting fork frame 3 is connected with a lifting driving unit 5 through a lifting shaft system 4, a walking shaft system 2 is arranged at the bottom of the lifting fork frame 3, the walking shaft system 2 is connected with a walking driving device 6, and the walking shaft system 2 cooperates with a bottom guide rail 9. The rack 1 comprises two vertical columns 1-2 arranged in parallel, and a lower cross beam 1-3 is arranged at the bottom of each vertical column 1-2. The lower cross beam 1-3 is arranged perpendicularly to the vertical column 1-2.

[0045] Embodiment 3

[0046] The concrete block production line loading and unloading frame machine comprises a rack 1, a lifting fork frame 3 arranged on the rack 1, a lifting drive unit 5 connected to the lifting fork frame 3 through a lifting shaft system 4, a walking shaft system 2 arranged at the bottom of the lifting fork frame 3, a walking drive device 6 connected to the walking shaft system 2, and the walking shaft system 2 matched with a bottom guide rail 9.

[0047] Example 4

[0048] The concrete block production line loading and unloading frame machine comprises a rack 1, a lifting fork frame 3 arranged on the rack 1, a lifting drive unit 5 connected to the lifting fork frame 3 through a lifting shaft system 4, a walking shaft system 2 arranged at the bottom of the lifting fork frame 3, a walking drive device 6 connected to the walking shaft system 2, and the walking shaft system 2 matched with a bottom guide rail 9.

[0049] Example 5

[0050] The concrete block production line loading and unloading frame machine comprises a frame 1, a lifting fork frame 3 is arranged on the frame 1, the lifting fork frame 3 is connected with a lifting driving unit 5 through a lifting shaft system 4, a walking shaft system 2 is arranged at the bottom of the lifting fork frame 3, the walking shaft system 2 is connected with a walking driving device 6, and the walking shaft system 2 is matched with a bottom guide rail 9; the frame 1 comprises two parallel arranged vertical columns 1-2, a lower cross beam 1-3 is arranged at the bottom of each vertical column 1-2, the lower cross beam 1-3 is arranged perpendicularly to the vertical column 1-2, two guide rails 1-1 are arranged on each vertical column 1-2, the two guide rails 1-1 on each vertical column 1-2 are respectively arranged on two opposite sides, the walking driving device 6 comprises a walking driving speed reducer 6-1, a driving sprocket II 6-2 is coaxially sleeved on an output shaft of the walking driving speed reducer 6-1, and the driving sprocket II 6-2 is connected with the walking shaft system 2 through a driving chain II 6-3. The lifting fork frame 3 comprises two oppositely arranged supporting frames 3-4, guide columns 3-3 are respectively arranged at the bottom of opposite sides of each supporting frame 3-4, a cylinder 3-2 is arranged at the center of the bottom of each supporting frame 3-4, the cylinders 3-2 on the two supporting frames 3-4 are oppositely arranged, a fork arm 3-1 is connected with the end of the piston rod of each cylinder 3-2, and guide wheels 3-5 are respectively arranged at four vertexes of each supporting frame 3-4 and matched with the guide rails 1-1.

[0051] Example 6

[0052] The concrete block production line loading and unloading frame machine, including frame 1, frame 1 is provided with lifting fork frame 3, lifting fork frame 3 is connected through lifting shaft system 4 lifting drive unit 5, the bottom of lifting fork frame 3 is equipped with walking shaft system 2, walking shaft system 2 is connected through connecting walking drive device 6, and walking shaft system 2 is matched with bottom guide rail 9;Frame 1 includes two parallelly arranged upright columns 1-2, the bottom of each upright column 1-2 is equipped with lower crossbeam 1-3, lower crossbeam 1-3 is arranged perpendicularly with upright column 1-2, two guide rails 1-1 are arranged on each upright column 1-2, and the two guide rails 1-1 on each upright column 1-2 are respectively located on two oppositely arranged sides, walking drive device 6 includes walking drive speed reducer 6-1, driving sprocket II 6-2 is coaxially sleeved on the output shaft of walking drive speed reducer 6-1, and driving sprocket II 6-2 is connected with walking shaft system 2 through driving chain II 6-3.Lifting fork frame 3 includes two oppositely arranged support frames 3-4, guide columns 3-3 are respectively arranged on the opposite sides of the bottom of each support frame 3-4, pneumatic cylinders 3-2 are arranged at the bottom center of each support frame 3-4, the pneumatic cylinders 3-2 on the two support frames 3-4 are oppositely arranged, fork arms 3-1 are connected to the end of the piston rod of each pneumatic cylinder 3-2, and guide wheels 3-5 are respectively arranged at the four vertexes of each support frame 3-4 and are matched with guide rail 1-1.Lifting shaft system 4 includes horizontally arranged lifting transmission shaft 4-1, lifting transmission shaft 4-1 is located between the two upright columns 1-2 of frame 1, the two ends of lifting transmission shaft 4-1 are installed on the upright columns 1-2 of frame 1 through bearing seat 4-4, lifting sprocket 4-2 is coaxially sleeved on the two ends of lifting transmission shaft 4-1, and each lifting sprocket 4-2 is connected with driven sprocket group 7 through lifting chain 4-3.

[0053] The concrete block production line loading and unloading frame machine can realize the functions of loading frame machine and unloading frame machine according to different working states. Figure 4 When used as loading frame machine, the formed products can be loaded into curing frame (see

[0054] When loading, the product conveyor (A) loads a layer of wet products 12 (see Figure 6) into the loading and unloading rack (B), initially, the maintenance rack (D) is in an empty state. At this time, the lifting fork 3 is at the upper part of the wet product 12, the fork arm 3-1 is opened under the drive of the cylinder 3-2, then, under the drive of the lifting drive unit 5, the support frame 3-4 drives the fork arm 3-1 to descend to the lower part of the pallet 11, the fork arm 3-1 is retracted, the lifting fork 3 starts to ascend again under the drive of the lifting drive unit 5, and the lifting fork 3 lifts the pallet 11 and the wet product 12 during the ascending process until the insertion position of the first layer of the maintenance rack (D), at this time, the whole device moves to the direction of the maintenance rack (D) under the drive of the walking drive unit 6 until the pallet 11 and the wet product 12 lifted by the device are completely put into the maintenance rack (D). Then, the lifting fork 3 on the loading and unloading rack (B) descends by a certain distance so that the fork arm 3-1 is completely separated from the pallet 11, and the pallet 11 and the wet product 12 are placed on the first layer of the maintenance rack (D). Then, the loading and unloading rack (B) retreats to the initial position. According to the same steps above, the loading and unloading rack (B) loads the pallet 11 and the wet product 12 into the maintenance rack (D) layer by layer until the maintenance rack (D) is full (see Figure 5 ). The lifting fork 3 is a bearing unit which ascends and descends to pick up a product (see Figure 6 ).

[0055] When the unloading work is performed (see Figure 4 ), the maintenance rack (D) is in a full state. The lifting fork 3 on the loading and unloading rack (B) ascends to the highest position, that is, the insertion position of the highest layer of the loading and unloading rack (B), at this time, the fork arm 3-1 is in the retracted state. The whole device moves to the direction of the maintenance rack (D) under the drive of the walking drive unit 6 until the fork arm 3-1 completely enters the maintenance rack (D). Then, the lifting fork 3 on the loading and unloading rack (B) ascends to lift the pallet 11 and the dry product 12 by the fork arm 3-1, and the lifting fork 3 ascends by a certain distance so that the pallet 11 is completely separated from the maintenance rack (D). Then, the loading and unloading rack (B) retreats to the initial position. Then, the lifting fork 3 descends to place the pallet 11 and the dry product 12 on the lower product conveyor (A). Then, the fork arm 3-1 on the lifting fork 3 is opened, and the lifting fork 3 ascends. According to the same steps above, the loading and unloading rack (B) takes out the pallet 11 and the dry product 12 from the maintenance rack (D) layer by layer from high to low until the pallet 11 and the dry product 12 in the whole maintenance rack (D) are taken out.

[0056] The utility model has the characteristics of compact structure, simple processing, convenient assembly and disassembly, reliable operation and the like, the utility model is reasonable in design, greatly simplifies the structure, reduces the manufacturing cost of the device, and improves the operation efficiency of the device.

Claims

1. A loader-unloader machine for a concrete block production line, characterized in that: The rack (1) is provided with lifting forks (3), the lifting forks (3) are connected with lifting drive units (5) through lifting shaft systems (4), the bottom of the lifting forks (3) is provided with walking shaft systems (2), the walking shaft systems (2) are connected with walking drive devices (6), and the walking shaft systems (2) are matched with bottom guide rails (9); The rack (1) comprises two parallel vertical columns (1-2), and the bottom of each vertical column (1-2) is provided with a lower cross beam (1-3) which is perpendicular to the vertical column (1-2); Each vertical column (1-2) is provided with two guide rails (1-1), and the two guide rails (1-1) on each vertical column (1-2) are located on two opposite sides respectively; The walking drive device (6) comprises a walking drive speed reducer (6-1), a driving sprocket II (6-2) is coaxially sleeved on the output shaft of the walking drive speed reducer (6-1), and the driving sprocket II (6-2) is connected with the walking shaft system (2) through a driving chain II (6-3).

2. The loader-unloader machine for a concrete block production line according to claim 1, characterized in that: The lifting forks (3) comprise two oppositely arranged support frames (3-4), the opposite two sides of the bottom of each support frame (3-4) are respectively provided with guide columns (3-3), the bottom center of each support frame (3-4) is provided with a cylinder (3-2), the cylinders (3-2) on the two support frames (3-4) are oppositely arranged, the piston rod end of each cylinder (3-2) is connected with a fork arm (3-1), and four guide wheels (3-5) are arranged at the four vertexes of each support frame (3-4) respectively, and the guide wheels (3-5) are matched with the guide rails (1-1).

3. The loader-unloader machine for a concrete block production line according to claim 2, characterized in that: The lifting shaft system (4) comprises a horizontal lifting transmission shaft (4-1), the lifting transmission shaft (4-1) is located between the two vertical columns (1-2) of the rack (1), the two ends of the lifting transmission shaft (4-1) are installed on the vertical columns (1-2) of the rack (1) through bearing seats (4-4), and lifting sprockets (4-2) are coaxially sleeved on the two ends of the lifting transmission shaft (4-1) respectively, and each lifting sprocket (4-2) is connected with a driven sprocket set (7) through a lifting chain (4-3).

4. The loader-unloader machine for a concrete block production line according to claim 3, characterized in that: The two support frames (3-4) are connected on the two lifting chains (4-3) respectively.

5. The loader-unloader machine for a concrete block production line according to claim 4, characterized in that: The lifting drive unit (5) comprises a lifting drive speed reducer (5-1), a driving sprocket I (5-2) is coaxially sleeved on the output shaft of the lifting drive speed reducer (5-1), the driving sprocket I (5-2) is connected with a transmission sprocket through a driving chain I (5-3), and the transmission sprocket is coaxially sleeved on one end of the lifting transmission shaft (4-1).

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