Forklift forearm cutting sawing machine

Abstract

The invention belongs to the technical field of sawing equipment, and particularly relates to a forklift forearm cutting sawing machine which comprises a workbench, a first through hole is formed in the upper portion of the workbench, a positioning and fixing device is installed on the upper portion of the workbench, a metal workpiece needing to be machined is placed in the fixing device, and an adjusting device is installed on the lower portion of the workbench. Compared with the prior art, the sawing device is obliquely installed above the adjusting device, the first through hole is formed in the upper portion of the workbench, the positioning and fixing device is installed above the workbench, and a metal workpiece needing to be machined is fixedly placed on the positioning and fixing device; and the saw cutting device which is obliquely mounted can keep the same inclination angle during each saw cutting, so that saw cutting errors are avoided, and the delivery quality of the front arm of the forklift is improved.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of sawing equipment, and particularly relates to a forklift front arm cutting sawing machine. BACKGROUND

[0002] At present, the forklift front arm as the core bearing component of the forklift is usually made of metal, and the lower side of the front end of the forklift front arm is an inclined surface. In order to improve the production efficiency, a cuboid metal workpiece is usually first produced, and then two forklift front arms are formed by sawing, and finally the forklift front arms capable of being shipped are processed by subsequent equipment.

[0003] However, the existing sawing machines all adopt the mode of cutting the metal workpiece as inclined and the sawing device as horizontal. Therefore, the metal workpiece needs to be adjusted in angle before each sawing, and the fixing device of the existing sawing machine is usually manually adjusted and fixed. Therefore, there is an error in the angle adjustment of the metal workpiece, and it is difficult to ensure the angle of the metal workpiece required to be sawed. SUMMARY

[0004] The present application provides a forklift front arm cutting sawing machine to solve the above problems.

[0005] In order to achieve the above purpose, the technical scheme adopted by the present application is as follows: a forklift front arm cutting sawing machine, comprising a workbench, a through hole one is formed in the upper side of the workbench, a positioning and fixing device is installed on the upper side of the workbench, the metal workpiece required to be processed is placed in the fixing device, an adjusting device is installed on the lower side of the workbench, and a sawing device is obliquely installed on the upper side of the adjusting device.

[0006] As a preferred, the positioning and fixing device comprises two groups of positioning components, both of the two groups of positioning components comprise a guide rail one and a supporting plate one, the guide rail one is installed on the upper side of the workbench, the supporting plate one is installed on the side of the workbench close to the through hole one, a cylinder one is installed on the upper side of the supporting plate one, a sliding block one is slidably connected to the guide rail one, a fixed plate one is installed on the upper side of the sliding block one, and the side of the fixed plate one close to the supporting plate one is detachably connected with the piston rod of the cylinder one; a plurality of through holes two are formed in the guide rail one, a moving plate is arranged on the guide rail one, a fixed plate three is installed on the upper side of the moving plate, a through hole three is formed in the upper side of the moving plate, a pin shaft is arranged between the through hole three and the corresponding through hole two, and the metal workpiece required to be processed is placed between the fixed plate one and the fixed plate three.

[0007] Preferably, the positioning assembly further comprises a support plate two and a sliding block two, the support plate two is installed on the side of the workbench away from the through hole one, a pneumatic cylinder two is installed above the support plate two, the sliding block two is slidingly connected to the guide rail one, a fixing plate two is installed above the sliding block two, the fixing plate two is detachably connected to the end of the piston rod of the pneumatic cylinder two on the side close to the support plate two, and the fixing plate three is located between the fixing plate one and the fixing plate two.

[0008] Preferably, the adjusting device comprises a lifting mechanism and a retracting mechanism, the lifting mechanism is installed below the workbench, and the retracting mechanism is installed on the side of the lifting mechanism close to the through hole one; the retracting mechanism comprises two groups of retracting assemblies, and each group of the retracting assemblies comprises a guide rail two and a servo motor one, the guide rail two is installed on the side of the lifting mechanism, the servo motor one is installed at the end of the guide rail two, the output end of the servo motor one is detachably connected with a ball screw one, a sliding block three is matched with the ball screw one, and the sliding block three is slidingly connected with the guide rail two; the sawing device is obliquely installed above the sliding block three of the two groups of retracting assemblies.

[0009] Preferably, the sawing device comprises two vertical plates one, the two vertical plates one are respectively obliquely installed above the sliding block three of the two groups of retracting assemblies, a ball screw two penetrates between the two vertical plates one, a sawing assembly is matched with the ball screw two, a servo motor two is installed on the side of one of the vertical plates one, the output end of the servo motor two is detachably connected with the end of the ball screw two, and the ball screw two is obliquely arranged; a side support one is installed on the side of each of the vertical plates one, a side support frame is installed between the two side supports one, a sliding groove one is formed in the side of the side support frame close to the through hole one, a sliding piece is installed on the side of the sawing assembly, and the sliding piece is slidingly connected with the sliding groove one.

[0010] Preferably, the sawing assembly comprises a sawing frame and a sawing cutter, the sawing frame is matched with the ball screw two, the sawing cutter is obliquely installed on the side of the sawing frame close to the through hole one, the oblique angle of the sawing cutter is consistent with the oblique angle of the ball screw two, the sliding piece is installed on the side of the sawing frame, a recess one is formed above the sawing frame, a water tank and a collecting tank are detachably connected in the recess one; a water spraying pipe is detachably connected and communicated in the water tank, a suction pump two is installed on the water spraying pipe, a dust removal pipe is detachably connected and communicated in the collecting tank, a suction pump one is installed on the dust removal pipe, and the sawing cutter is located between the water spraying pipe and the dust removal pipe.

[0011] Preferably, the lifting mechanism comprises a lifting box and four fixing members, the four fixing members are installed in the lifting box, two guide rails are installed on the sides of the lifting box, cavities are formed in the interiors of the four fixing members, through holes are formed in the upper portions of the four fixing members, lifting columns are slidably connected in the through holes, the upper portions of the lifting columns are fixedly connected with the workbench, side lifting columns are installed on the lower portions of the lifting columns, fixed columns are installed on the sides of the side lifting columns, through holes are formed in the sides of the four fixing members, a driving assembly is installed between the four fixing members, and the driving assembly is matched with the fixed columns.

[0012] Preferably, the driving assembly comprises two horizontal plates, the two horizontal plates are installed between two fixing members on the same side, two fixing bases are installed on the upper portions of the two horizontal plates, rotating shafts are penetratingly arranged on the sides of the two fixing bases, fixing sleeves are installed on the end portions of the rotating shafts close to the fixing members, connecting rods are installed on the outer circumferences of the fixing sleeves, the connecting rods are located in the through holes, through holes are formed in the sides of the connecting rods, and the fixed columns are matched with the through holes; a horizontal plate 2 is installed between the two horizontal plates, and a driving member is installed on the upper portion of the horizontal plate 2.

[0013] Preferably, the driving member comprises two fixing bases, the two fixing bases are installed on the upper portion of the horizontal plate 2, recesses are formed in the upper portions of the two fixing bases, rotating shafts are penetratingly arranged in the recesses, the two ends of the rotating shafts are detachably connected with the end portions of the rotating shafts 1, worm wheels are installed on the outer circumferences of the rotating shafts, two vertical plates 2 are installed on the upper portion of the horizontal plate 2, a horizontal plate 3 is installed between the two vertical plates 2, a worm is penetratingly arranged between the horizontal plate 3 and the horizontal plate 2, the worm is matched with the worm wheel; a driving motor 1 is installed on the lower portion of the horizontal plate 2, and the output end of the driving motor 1 is detachably connected with the end portion of the worm.

[0014] Preferably, the positioning and fixing device is externally connected with a numerical control system, and the adjusting device and the sawing device are in communication connection with the numerical control system.

[0015] Compared with the prior art, the application has the following advantages and positive effects: (1) The existing sawing machine adopts the mode that the metal workpiece is inclined and the sawing device is horizontal, the sawing device is inclinedly installed on the upper portion of the adjusting device, a through hole is formed in the upper portion of the workbench, a positioning and fixing device is installed on the upper portion of the workbench, the positioning and fixing device fixes the metal workpiece to be machined, the inclined sawing device can keep the same inclination angle every time, the sawing error is avoided, and the quality of the forklift front arm is improved; (2) The positioning and fixing device drives the fixed plate one and the fixed plate two through the air cylinder one and the air cylinder two respectively, cooperates with the fixed plate three capable of adjusting the position, can not only firmly fix the single metal workpiece to be processed between the fixed plate one and the fixed plate three, but also can temporarily store multiple metal workpieces between the fixed plate three and the fixed plate two, and realizes the synchronous processing and preparation of materials; (3) The driving motor one drives the worm to rotate, the worm is engaged with the worm gear on the rotating shaft two, and then drives the rotating shaft two and the rotating shaft one at the two ends to rotate synchronously, the rotating shaft one drives the connecting rod one to swing through the fixed sleeve, and finally pushes the four lifting columns one to ascend and descend synchronously, so that the workbench can adjust the height and can undertake the metal workpiece of feeding; (4) The worm and gear transmission has a reverse self-locking function, that is, only the worm drives the worm gear to rotate, the worm gear cannot drive the worm to rotate in reverse, when the driving motor one stops running, the worm will automatically lock the position of the worm gear, and then fix the posture of the rotating shaft two, the rotating shaft one and the connecting rod one, so that the lifting column one keeps the current height unchanged; (5) The water tank on the sawing frame sprays water to the cutting place of the sawing cutter and the metal workpiece through the water spraying pipe, which can quickly reduce the cutting temperature, on the one hand, can reduce the wear of the sawing cutter due to high temperature, prolong the service life of the cutter; on the other hand, can avoid the deformation of the workpiece due to overheating, and protect the machining precision and mechanical properties of the workpiece; (6) The collecting box generates negative pressure in the cutting area through the dust removal pipe, and timely sucks the metal dust generated in the cutting process into the collecting box, effectively avoids the diffusion of dust into the working environment, not only protects the health of the operator, but also reduces the pollution of dust to the internal components of the equipment, reduces the equipment maintenance cost, and meets the green production requirements. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description: Figure 1 The schematic diagram of the forklift forearm cutting sawing machine is provided for example 1; Figure 2 The enlarged view of A of the forklift forearm cutting sawing machine is provided for example 1; Figure 1 Figure 3 The internal front view of the lifting mechanism in the forklift forearm cutting sawing machine is provided for example 1; Figure 4 The internal schematic diagram of the lifting mechanism in the forklift forearm cutting sawing machine is provided for example 1; Figure 5 The internal side view of the lifting mechanism in the forklift forearm cutting sawing machine is provided for example 1.

[0017] Explanation of reference signs: ​1, lifting mechanism; 2, guide rail one; 3, cylinder one; 4, sliding block one; 5, fixed plate one; 6, support plate one; 7, support plate two; 8, cylinder two; 9, fixed plate two; 10, sliding block two; 11, workbench; 12, fixed plate three; 13, moving plate; 14, guide rail two; 15, servo motor one; 16, sawing frame; 17, sliding block three; 18, servo motor two; 19, vertical plate one; 20, side support one; 21, counterweight; 22, side support; 23, sawing cutter; 24, water jet pipe; 25, dust removal pipe; 26, suction pump one; 27, suction pump two; 28, cross plate one; 29, fixed seat one; 30, fixed sleeve; 31, lifting column one; 32, connecting rod one; 33, drive motor one; 34, worm gear; 35, cross plate two; 36, vertical plate two; 37, cross plate three; 38, worm; 39, fixed column; 40, side lifting column. DETAILED DESCRIPTION

[0018] In order to enable a more clear understanding of the above-mentioned objects, features and advantages of the present application, the present application will be further described below with reference to the drawings and embodiments.

[0019] In the following description, a lot of specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in other manners different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0020] Embodiment 1 The following will be described with reference to the drawings Figure 1 - the drawings Figure 5 Further description of the present application, a forklift front arm cutting saw bed, including a workbench 11, as shown in Figure 1 The upper portion of the workbench 11 is provided with a through hole one, and the upper portion of the workbench 11 is provided with a positioning fixing device, the required metal workpiece is placed in the fixing device, the lower portion of the workbench 11 is provided with an adjusting device, and the upper portion of the adjusting device is provided with a sawing device.

[0021] As shown in Figure 1 The positioning fixing device includes two groups of positioning assemblies, and each group of positioning assemblies includes a guide rail one 2 and a support plate one 6, the guide rail one 2 is installed on the upper portion of the workbench 11, the support plate one 6 is installed on the side of the workbench 11 close to the through hole one, the upper portion of the support plate one 6 is provided with a cylinder one 3, the guide rail one 2 is slidably connected with a sliding block one 4, the upper portion of the sliding block one 4 is provided with a fixed plate one 5, and the side of the fixed plate one 5 close to the support plate one 6 is detachably connected with the piston rod of the cylinder one 3; a plurality of through holes two are formed on the guide rail one 2, a moving plate 13 is arranged on the guide rail one 2, the upper portion of the moving plate 13 is provided with a fixed plate three 12, the upper portion of the moving plate 13 is provided with a through hole three, a pin shaft is arranged between the through hole three and the corresponding through hole two, and the required metal workpiece is placed between the fixed plate one 5 and the fixed plate three 12.

[0022] As shown in Figure 1 , the positioning assembly of the two groups further includes a support plate two 7 and a sliding block two 10, the support plate two 7 is installed on the side of the workbench 11 away from the through hole one, the upper side of the support plate two 7 is provided with a pneumatic cylinder two 8, the sliding block two 10 is slidably connected to the guide rail one 2, the upper side of the sliding block two 10 is provided with a fixed plate two 9, the side of the fixed plate two 9 close to the support plate two 7 is detachably connected to the end of the piston rod of the pneumatic cylinder two 8, and the fixed plate three 12 is located between the fixed plate one 5 and the fixed plate two 9.

[0023] As shown in Figure 1 , the adjusting device includes a lifting mechanism 1 and a retracting mechanism, the lifting mechanism 1 is installed below the workbench 11, and the retracting mechanism is installed on the side of the lifting mechanism 1 close to the through hole one; the retracting mechanism includes two groups of retracting assemblies, and the two groups of retracting assemblies each include a guide rail two 14 and a servo motor one 15, the guide rail two 14 is installed on the side of the lifting mechanism 1, the servo motor one 15 is installed on the end of the guide rail two 14, and the output end of the servo motor one 15 is detachably connected with a ball screw one, the ball screw one is matched with a sliding block three 17, and the sliding block three 17 is slidably connected with the guide rail two 14; the sawing device is obliquely installed above the sliding block three 17 of the two groups of retracting assemblies.

[0024] As shown in Figure 1 , the sawing device includes two vertical plates one 19, the two vertical plates one 19 are respectively obliquely installed above the sliding block three 17 of the two groups of retracting assemblies, a ball screw two penetrates between the two vertical plates one 19, and a sawing assembly is matched with the ball screw two, a side of one of the vertical plates one 19 is provided with a servo motor two 18, an output end of the servo motor two 18 is detachably connected with an end of the ball screw two, and the ball screw two is obliquely arranged; a side of each of the two vertical plates one 19 is provided with a side support one 20, a side of the two side supports one 20 is provided with a side support 22, a sliding groove one is formed in the side of the side support 22 close to the through hole one, a sliding part is installed on a side of the sawing assembly, and the sliding part is slidably connected with the sliding groove one.

[0025] As shown in Figure 1 , the sawing assembly includes a sawing frame 16 and a sawing cutter 23, the sawing frame 16 is matched with the ball screw two, the sawing cutter 23 is obliquely installed on the side of the sawing frame 16 close to the through hole one, the oblique angle of the sawing cutter 23 is consistent with the oblique angle of the ball screw two, and the sliding part is installed on the side of the sawing frame 16.

[0026] As shown in Figure 2 and Figures 3-5As shown, the upper part of the sawing frame 16 is provided with a groove one, and a water tank and a collecting tank are detachably connected in the groove one; the inside of the water tank is detachably connected and communicated with a water spraying pipe 24, the water spraying pipe 24 is provided with a suction pump two 27, the inside of the collecting tank is detachably connected and communicated with a dust removal pipe 25, the dust removal pipe 25 is provided with a suction pump one 26, and the sawing cutter 23 is located between the water spraying pipe 24 and the dust removal pipe 25.

[0027] As shown in the figure, Figures 3-5 The lifting mechanism 1 includes a lifting box and four fixing pieces, the four fixing pieces are installed in the lifting box, the guide rail two 14 is installed on the side of the lifting box, the inside of the four fixing pieces is provided with a cavity one, the upper part of the four fixing pieces is provided with a through hole four, the through hole four is slidably connected with a lifting column one 31, the upper part of the lifting column one 31 is fixedly connected with the workbench 11, the lower part of the lifting column one 31 is installed with a side lifting column 40, the side of the side lifting column 40 is installed with a fixed column 39, the side of the four fixing pieces is provided with a through hole five, and the driving assembly is installed between the four fixing pieces and cooperates with the fixed column 39.

[0028] As shown in the figure, Figures 3-5 The driving assembly includes two horizontal plates one 28, the two horizontal plates one 28 are installed between the two fixing pieces on the same side, the upper part of the two horizontal plates one 28 is installed with two fixed seats one 29, the side of the two fixed seats one 29 is penetrated with a rotating shaft one, the end of the rotating shaft one close to the fixing piece is installed with a fixed sleeve 30, the outer periphery of the fixed sleeve 30 is installed with a connecting rod one 32, the connecting rod one 32 is located in the through hole five, and the side of the connecting rod one 32 is provided with a through hole six, the fixed column 39 cooperates with the through hole six; the horizontal plate two 35 is installed between the two horizontal plates one 28, and the driving piece is installed on the upper part of the horizontal plate two 35.

[0029] As shown in the figure, ​ The driving piece includes two fixed seats two, the two fixed seats two are installed on the upper part of the horizontal plate two 35, the upper part of the two fixed seats two is provided with a groove two, the groove two is penetrated with a rotating shaft two, the two ends of the rotating shaft two are detachably connected with the ends of the rotating shaft one, the outer periphery of the rotating shaft two is installed with a worm wheel 34, the upper part of the horizontal plate two 35 is installed with two vertical plates two 36, the horizontal plate three 37 is installed between the two vertical plates two 36, the worm 38 is penetrated between the horizontal plate three 37 and the horizontal plate two 35, and the worm 38 cooperates with the worm wheel 34; the lower part of the horizontal plate two 35 is installed with a driving motor one 33, and the output end of the driving motor one 33 is detachably connected with the end of the worm 38.

[0030] In the application, the side of the fixed plate one 5 away from the support plate one 6 is in the same plane as the side of the sliding block one 4 away from the support plate one 6, the side of the fixed plate three 12 close to the support plate one 6 is in the same plane as the side of the moving plate 13 close to the support plate one 6, and the side of the fixed plate two 9 away from the support plate two 7 is in the same plane as the side of the sliding block two 10 away from the support plate two 7.

[0031] In the application, the guide rail one 2 of the two positioning assemblies is placed above the plurality of metal workpieces to be processed, and a metal workpiece to be processed is fixed between the fixed plate one 5 and the fixed plate three 12, and the fixed plate three 12 and the fixed plate two 9 are placed above the plurality of metal workpieces to be processed.

[0032] In the application, the vertical plate one 19 is perpendicular to the axis of the ball screw two, that is, the side surfaces of the sliders three 17 of the two groups of retracting assemblies are not on the same plane.

[0033] In the application, the counterweight blocks 21 are installed on the side surfaces of the two vertical plate ones 19 away from the side support 22.

[0034] In the application, the lower end of the water spraying pipe 24 is higher than the lower end of the sawing cutter 23, and the lower end of the dust removal pipe 25 is higher than the lower end of the sawing cutter 23.

[0035] In the application, during the cutting process of the sawing cutter 23, the lower end of the sawing cutter 23 is located between the height of the upper surface of the workbench 11 and the height of the upper surface of the guide rail one 2.

[0036] In the application, the edge of the through hole one is on the same plane as the side surface of the workbench 11 close to the support plate one 6.

[0037] In the application, the opening direction of the through hole five is perpendicular to the opening direction of the through hole four, and the through hole five and the through hole four are both communicated with the cavity one.

[0038] In the application, the positioning and fixing device is externally connected with a numerical control system, and the adjusting device and the sawing device are both in communication connection with the numerical control system.

[0039] In the application, the cylinder one 3, the cylinder two 8, the servo motor one 15, the servo motor two 18, the extraction pump one 26, the extraction pump two 27 and the driving motor one 33 are all in communication connection with the numerical control system.

[0040] In the application, the cylinders one 3 of the two groups of positioning assemblies can be synchronously controlled through the numerical control system, the cylinders two 8 of the two groups of positioning assemblies can be synchronously controlled through the numerical control system, and the servo motor one 15 of the two groups of retracting assemblies can be synchronously controlled through the numerical control system.

[0041] The working principle of the present application is that: the operator hoists a plurality of metal workpieces to be processed to the guide rail one 2 of the two sets of positioning assemblies by the crane, the operator places the moving plate 13 and the fixed plate three 12 on the guide rail one 2 at a suitable position, that is, only one metal workpiece to be processed exists between the fixed plate three 12 and the fixed plate one 5, the position of the moving plate 13 on the guide rail one 2 is fixed through the pin shaft, at this time, the metal workpiece to be processed is fixed between the fixed plate one 5 and the fixed plate three 12, the servo motor one 15 is turned on, the servo motor one 15 drives the ball screw one to rotate, the sliding block three 17 matched with the ball screw one slides along the guide rail two 14, the sliding block three 17 drives the upper saw cutting device to move as a whole until the saw cutting knife 23 is aligned with the preset cutting line of the workpiece to be cut, the servo motor one 15 is turned off, the servo motor two 18, the extraction pump one 26 and the extraction pump two 27 are turned on, the output end of the servo motor two 18 drives the obliquely arranged ball screw two to rotate, the saw cutting frame 16 matched with the ball screw two moves along the direction of the ball screw two, at the same time, the sliding member on the side of the saw cutting frame 16 slides along the sliding groove one of the side support 22, with the movement of the saw cutting frame 16, the saw cutting knife 23 contacts and cuts the workpiece to be cut, the through hole one provides a space for the saw cutting knife 23 to avoid, that is, the edge of the through hole one is coplanar with the side of the workbench 11 close to the support plate one 6, which ensures that the cutting path is not blocked, at the same time, the counterweight 21 on the vertical plate one 19 balances the gravity center of the saw cutting device to avoid deviation in the feeding process, the extraction pump two 27 delivers the water in the water tank to the cutting position of the saw cutting knife 23 and the workpiece through the water jet pipe 24, which reduces the cutting temperature, reduces the wear of the saw cutting knife 23 and prevents the workpiece from being deformed due to overheating, the extraction pump one 26 generates negative pressure through the dust removal pipe 25 to suck the metal dust generated in the cutting process into the collection box, realizes harmless treatment of the dust, improves the working environment, after the saw cutting is completed, that is, the saw cutting knife 23 forms an inclined angle with the workpiece to be cut, the saw cutting knife moves to the same horizontal line on the side of the fixed plate three 12 close to the fixed plate two 9, the extraction pump one 26 and the extraction pump two 27 are turned off, the servo motor two 18 makes the saw cutting knife 23 return to the initial position on the ball screw two, and the servo motor two 18 is turned off.

[0042] The operator dismounts the moving plate 13 from the guide rail one 2, turns on the cylinder one 3, the cylinder one 3 pushes the cut workpiece a small distance away from the cylinder one 3, the cylinder one 3 drives the fixed plate one 5 to return to the initial position, and the cylinder one 3 is turned off, which is convenient for the workers to unload, after the workers unload the cut workpiece, the cylinder two 8 is turned on to push the workpiece to be processed on the side of the fixed plate two 9 to contact the fixed plate one 5, the above operation is repeated, but the servo motor one 15 does not need to be turned on again, until the workpieces to be processed above the workbench 11 are all sawed and unloaded.

[0043] Then the servo motor one 15 is started, the servo motor one 15 drives the ball screw one to rotate, the sliding block three 17 matched with the ball screw one slides along the guide rail two 14, the sliding block three 17 drives the sawing device above the whole movement to the initial position, the servo motor one 15 is closed, the driving motor one 33 is started, the driving motor one 33 output end drives the worm 38 to rotate, the worm 38 is engaged transmission with the worm gear 34, makes the synchronous rotation of the rotating shaft two and both ends rotating shaft one, the fixed sleeve 30 on the rotating shaft one drives the connecting rod one 32 to swing in the through hole five of the fixed part, the connecting rod one 32 is through the through hole six and the fixed column 39 of the side lifting column 40 cooperation, promotes the lifting column one 31 and slides along the through hole four of the fixed part, finally drives the workbench 11 to rise, rises to certain height, the driving motor one 33 is closed, the crane continues to hoist a plurality of metal workpieces to be processed to the guide rail one 2 above the workbench 11, the workbench 11 can conveniently receive a plurality of metal workpieces to be processed, after receiving, the driving motor one 33 is started, the rotating direction of the worm 38 is opposite, so that the workbench 11 returns to the initial height, and the above operation is repeated, and the workpiece to be processed is sawn and cut off completely.

[0044] In the application, the above process can be adjusted according to the field conditions.

[0045] As the technical solution of the application, the hardware setting provided is only for facilitating the implementation of specific brake control on the basis of hardware facilities, and the specific implementation of brake control and the brake control method are not the technical problems to be solved and the objects to be protected by the application. Meanwhile, the communication method between devices adopts the existing communication method, which is not the invention point of the application.

[0046] The above is only the preferred embodiment of the application, and is not intended to limit the application in other forms. Any skilled person in the art can modify or change the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change, etc. made on the basis of the technical essence of the application to the above embodiments still falls within the protection scope of the application.

Claims

1. A fork lift front arm cutting sawing machine comprising a work table (11), characterized in that, The upper portion of the workbench (11) is provided with a through hole one, and a positioning and fixing device is installed on the upper portion of the workbench (11), wherein the fixing device is used for placing the metal workpiece to be machined, and an adjusting device is installed on the lower portion of the workbench (11), and the upper portion of the adjusting device is obliquely provided with a sawing device.

2. The fork truck arm cutting saw bed of claim 1 wherein, The positioning and fixing device comprises two groups of positioning components, and each group of the positioning components comprises a guide rail one (2) and a supporting plate one (6), wherein the guide rail one (2) is installed on the upper portion of the workbench (11), the supporting plate one (6) is installed on the side of the workbench (11) close to the through hole one, a gas cylinder one (3) is installed on the upper portion of the supporting plate one (6), a sliding block one (4) is slidably connected to the guide rail one (2), and a fixing plate one (5) is installed on the upper portion of the sliding block one (4), wherein the side of the fixing plate one (5) close to the supporting plate one (6) is detachably connected with the piston rod of the gas cylinder one (3); A plurality of through holes two are formed in the guide rail one (2), a moving plate (13) is arranged on the guide rail one (2), a fixing plate three (12) is installed on the upper portion of the moving plate (13), a through hole three is formed in the upper portion of the moving plate (13), a pin shaft is arranged between the through hole three and the corresponding through hole two, and the metal workpiece to be machined is placed between the fixing plate one (5) and the fixing plate three (12).

3. The fork truck arm cutting saw bed of claim 2 wherein, Each group of the positioning components further comprises a supporting plate two (7) and a sliding block two (10), wherein the supporting plate two (7) is installed on the side of the workbench (11) away from the through hole one, a gas cylinder two (8) is installed on the upper portion of the supporting plate two (7), the sliding block two (10) is slidably connected to the guide rail one (2), a fixing plate two (9) is installed on the upper portion of the sliding block two (10), and the side of the fixing plate two (9) close to the supporting plate two (7) is detachably connected with the end portion of the piston rod of the gas cylinder two (8), and the fixing plate three (12) is located between the fixing plate one (5) and the fixing plate two (9).

4. The fork lift arm cutting saw as claimed in any one of claims 1-3, characterized in that, The adjusting device comprises a lifting mechanism (1) and a retracting mechanism, wherein the lifting mechanism (1) is installed on the lower portion of the workbench (11), and the retracting mechanism is installed on the side of the lifting mechanism (1) close to the through hole one. The retracting mechanism comprises two groups of retracting components, and each group of the retracting components comprises a guide rail two (14) and a servo motor one (15), wherein the guide rail two (14) is installed on the side of the lifting mechanism (1), the servo motor one (15) is installed on the end portion of the guide rail two (14), the output end of the servo motor one (15) is detachably connected with a ball screw one, the ball screw one is matched with a sliding block three (17), and the sliding block three (17) is slidably connected with the guide rail two (14). The sawing device is obliquely installed on the upper portion of the sliding block three (17) of the two groups of retracting components.

5. The fork truck arm cutting saw bed of claim 4 wherein, The sawing device includes two vertical plates one (19), two vertical plates one (19) are respectively installed above the slider three (17) of two groups of retreat components, the ball screw two is penetrated between two vertical plates one (19), the ball screw two is matched with sawing assembly, the side of one vertical plate one (19) is installed with servo motor two (18), the output end of servo motor two (18) is detachably connected with the end of ball screw two, the ball screw two is obliquely arranged; The side of two vertical plates one (19) is installed with side support one (20), two side support one (20) are installed with side support (22) between, the side of side support (22) is close to the side of the opening of water hole one and is provided with sliding groove one, the side of sawing assembly is installed with sliding part, and the sliding part is connected with sliding groove one.

6. The fork truck arm cutting saw bed of claim 5 wherein, The sawing assembly includes sawing frame (16) and sawing cutter (23), the sawing frame (16) is matched with ball screw two, the sawing cutter (23) is obliquely installed on the side of sawing frame (16) close to water hole one, the inclination angle of sawing cutter (23) is consistent with the inclination angle of ball screw two, the sliding part is installed on the side of sawing frame (16), the recess one is formed in the upper side of sawing frame (16), and the water tank and the collecting tank are detachably connected in the recess one; The inside of water tank is detachably connected and communicated with water spray pipe (24), the water spray pipe (24) is installed with extraction pump two (27), the inside of collecting tank is detachably connected and communicated with dust removal pipe (25), the dust removal pipe (25) is installed with extraction pump one (26), and the sawing cutter (23) is located between water spray pipe (24) and dust removal pipe (25).

7. The fork truck arm cutting saw bed of claim 4 wherein, The lifting mechanism (1) includes lifting box and four fixing parts, four fixing parts are installed in the lifting box, the guide rail two (14) is installed on the side of lifting box, the inside of four fixing parts is provided with cavity one, the upper side of four fixing parts is provided with water hole four, the lifting column one (31) is slidably connected in the water hole four, the upper side of lifting column one (31) is fixedly connected with workbench (11), the lower side of lifting column one (31) is installed with side lifting column (40), the side of side lifting column (40) is installed with fixed column (39), the side of four fixing parts is provided with water hole five, and the driving assembly is installed between four fixing parts.

8. The fork truck arm cutting saw bed of claim 7 wherein, The driving assembly includes two horizontal plates one (28), two horizontal plates one (28) are respectively installed between two fixing parts on the same side, two horizontal plates one (28) are provided with two fixed seats one (29) on the upper side, the side of two fixed seats one (29) is penetrated through rotation shaft one, the end of rotation shaft one close to fixing part is installed with fixed sleeve (30), the outer periphery of fixed sleeve (30) is installed with connecting rod one (32), the connecting rod one (32) is located in water hole five, the side of connecting rod one (32) is provided with water hole six, and the fixed column (39) is matched with water hole six. Two horizontal plates one (28) between the installation of horizontal plate two (35), the upper portion of horizontal plate two (35) is provided with a driving element.

9. The fork truck arm cutting saw bed of claim 8 wherein, The driving element comprises two fixed seats two, two fixed seats two are installed on the upper portion of horizontal plate two (35), two fixed seats two are provided with recesses two on the upper portion, the recesses two are penetrated by a rotating shaft two, the two ends of the rotating shaft two are detachably connected with the end portions of the rotating shaft one, the outer periphery of the rotating shaft two is provided with a worm wheel (34), the upper portion of the horizontal plate two (35) is provided with two vertical plates two (36), two vertical plates two (36) are installed between the horizontal plate three (37), the horizontal plate three (37) and the horizontal plate two (35) are penetrated by a worm (38), the worm (38) is matched with the worm wheel (34); The lower portion of the horizontal plate two (35) is provided with a driving motor one (33), the output end of the driving motor one (33) is detachably connected with the end portion of the worm (38).

10. The fork truck arm cutting saw bed of claim 1 wherein, The positioning and fixing device is provided with a numerical control system, the adjusting device and the sawing device are in communication connection with the numerical control system.

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