CN115157383B - Automatic firewood sawing equipment and method for agriculture - Google Patents

Abstract

The invention belongs to the technical field of agriculture, in particular to automatic firewood sawing equipment and a method for agriculture, which comprises a base, wherein the upper surface of the base is fixedly connected with a placement frame for placing logs, the arc-shaped upper surface of the placement frame is sheathed with a rotating ball in a sliding way, and a clamping mechanism, a firewood sawing mechanism and a sawing mechanism are respectively arranged above the base from left to right in sequence; the clamping mechanism comprises clamping heads and a clamping box, the clamping heads are radially arranged on the inner wall of the clamping box to realize telescopic action, and the clamping heads synchronously stretch out and draw back the logs inside the clamping box to realize clamping action. According to the automatic firewood sawing equipment and the automatic firewood sawing method for the agriculture, the effect of automatically sawing the sawn logs can be achieved by arranging the sawing mechanism, and the problems that labor is consumed, operation procedures are multiple and working efficiency is low due to the fact that the firewood sawing is performed firstly and then the firewood splitting is performed manually in the prior art are solved.

Description

Automatic firewood sawing equipment and method for agriculture

Technical field

The invention relates to the field of agricultural technology, and in particular to an agricultural automatic firewood sawing equipment and method.

Background technique

Agriculture is an industry that uses the growth and development laws of animals and plants to obtain products through artificial cultivation. Agriculture belongs to the primary industry, and the science that studies agriculture is agronomy. The objects of agricultural labor are living animals and plants, and the products obtained are the animals and plants themselves. Agriculture is a basic industry that provides support for the construction and development of the national economy.

At present, many places in rural areas use stoves, and firewood is needed for cooking. The entire tree is first cut with a saw, and then the tree is stood on the ground after being sawed, and then an ax is used to split it from top to bottom. To produce smaller firewood, manual sawing and then splitting of logs has disadvantages: the entire operation is not only labor-intensive, requires many operating procedures, and has low work efficiency, but also placing firewood on the same ground for splitting can easily cause the ground to dent. There are many potholes and pits. At the same time, during the process of chopping firewood, once the ax is used incorrectly, it is easy to cause injury to the user.

Contents of the invention

Based on the existing technical problems of manually sawing firewood and then splitting it, which not only consumes manpower, requires many operating procedures, and has low work efficiency, the present invention proposes an automatic firewood sawing equipment and method for agriculture.

The invention proposes an agricultural automatic firewood sawing equipment and method, which includes a base. The upper surface of the base is fixedly connected with a placement frame for placing logs. The arc-shaped upper surface of the placement frame is slidably sleeved with a rotating ball. , the top of the base is provided with a clamping mechanism, a firewood sawing mechanism and a sawing mechanism in order from left to right;

The clamping mechanism comprises a clamping head and a clamping box, wherein the clamping head is radially arranged on the inner wall of the clamping box to realize telescopic action, and a plurality of the clamping heads are synchronously telescoped to realize the clamping action on the log inside the clamping box;

The wood sawing mechanism includes a first saw blade, a second saw blade, a third saw blade, a fourth saw blade, and a first drive motor. The first drive motor drives the first saw blade, the second saw blade, After the third saw blade and the fourth saw blade are rotated, a cross sawing action is performed on the log clamped by the clamping mechanism;

The sawing mechanism includes an electric telescopic rod and an electric saw. The electric saw is installed on the outer end of the piston rod of the electric telescopic rod to achieve a telescopic action. The electric saw telescopes to realize cutting of logs by the sawing mechanism. Realize sawing action.

Preferably, the clamping mechanism further includes guide rails installed on the upper surface of the base and distributed symmetrically. The axis of the guide rail is equipped with a bearing through a bearing for horizontal movement of the clamping mechanism along the length direction of the guide rail. Screw, one end of the screw runs through and extends to the left surface of the guide rail, one end of one of the screws is fixedly connected to a second drive motor through a coupling, and the two screws are driven by a belt. The mechanism realizes transmission connection, and the second driving motor drives the two screw rods to realize synchronous rotation;

The outer surface of the screw rod is threadedly sleeved with a moving block that can move horizontally along the length direction of the guide rail, and the outer surface of the moving block is slidably connected to the inner wall of the guide groove of the guide rail.

Preferably, the clamping box is fixedly installed on the upper surface of the moving block, the inner wall of the mold cavity of the clamping box is provided with a clamping hole in the radial direction, and the outer surface of the clamping head slides with the inner wall of the clamping hole. Socketing, the inner wall of the clamping hole is fixedly connected with a spring, one end of the spring is fixedly connected to the end of the clamping head located in the cavity of the clamping box, and the outer surface of the clamping box is fixedly connected with the The main air pipe communicates with the cavity of the clamping box. The outer surface of the clamping box is fixedly connected with a connecting block. The outer surface of the main air pipe is fixedly connected with a first auxiliary air pipe and a second auxiliary air pipe. The first auxiliary air pipe is fixedly connected to the outer surface of the main air pipe. A first solenoid valve is provided on the outer surface of the trachea and the second auxiliary trachea, and one end of the first auxiliary trachea and the second auxiliary trachea is fixedly connected to an air storage box;

The back of the connecting block is fixedly connected to the front of the air storage box. The inner wall of the air storage box is fixedly connected with a guide plate. The upper surface of the air storage box is equipped with a threaded rod extending to the inside of the air storage box through a bearing. A third drive motor is fixedly installed on the upper surface of the gas storage box. The output shaft of the third drive motor is equipped with a transmission shaft through a coupling. One end of the transmission shaft and one end of the threaded rod realize transmission through a gear set. connect.

Preferably, the outer surface of the threaded rod located in the gas storage box is threadedly connected with a threaded sleeve, the outer surface of the threaded sleeve is slidably plugged into the central surface of the guide plate, and the lower surface of the threaded sleeve is fixedly connected with Sealing ring, the outer surface of the sealing ring is slidably plugged into the inner wall of the air storage box, and the third drive motor drives the threaded rod to rotate, driving the threaded sleeve and sealing ring in the vertical direction along the inner wall of the air storage box. Realize lifting action;

One end of the main air pipe is fixedly connected to a second solenoid valve, and the inner wall of the second solenoid valve is fixedly connected to an air pipe connected to the air pump device. One of the arc-shaped outer surfaces of the clamping heads is fixedly installed with a pressure sensor.

Preferably, the firewood sawing mechanism further includes a mounting bracket installed on the upper surface of the base. The front and back sides of the mounting bracket are fixedly connected to first support plates, and the opposite surfaces of the two first support plates are mounted through bearings. There is a first rotating rod, the first driving motor is installed on the upper surface of one of the first support plates, and the output shaft of the first driving motor is fixedly connected to one end of the first rotating rod through a coupling, so The first saw blade is fixedly installed on the outer surface of the first rotating rod.

Preferably, the upper surface of the mounting frame is equipped with symmetrically distributed second rotating rods through bearings, and the second saw blade is installed on the outer surface of one of the second rotating rods located above the mounting frame, The fourth saw blade is installed on the outer surface of the other second rotating rod above the mounting frame, and the second saw blade and the fourth saw blade are distributed in a staggered manner, and the upper surface of the mounting frame is A second support plate is fixedly connected to the surface. A third rotating rod is installed on the outer surface of the second supporting plate through a bearing. The third saw blade is installed on the third rotating rod located in front of the second supporting plate. One end, wherein the first saw blade and the third saw blade are symmetrically distributed above and below the second saw blade and the fourth saw blade.

Preferably, the outer surface of the first rotating rod is connected to one end of the second rotating rod located above the mounting frame via a bevel gear set, and the other end of the third rotating rod located on the back of the second supporting plate is connected to the outer surface of one of the second rotating rods located above the mounting frame via a bevel gear set;

The outer surfaces of the two second rotating rods located below the mounting frame are driven and connected through a belt transmission mechanism.

Preferably, a functional frame is fixedly installed on the right side surface of the mounting frame, and the electric telescopic rod is installed on the upper surface of the functional frame. One end of the piston rod of the electric telescopic rod is fixedly connected with a lifting block, and the lifting block is fixedly connected to the piston rod of the electric telescopic rod. The outer surface is slidingly connected to the inner wall of the limiting groove of the functional frame.

Preferably, the electric saw is mounted on the lower surface of the lifting block, and a controller for controlling the operation of the clamping mechanism, the wood sawing mechanism and the sawing mechanism is fixedly mounted on the front side of the base.

Preferably, an operation method of an agricultural automatic firewood sawing equipment and method is provided. The specific operation method is: step 1, place the entire log above the placement frame and pass one end of the log through the clamping box. The controller controls the external air pump equipment and the second solenoid valve to be energized. The air generated by the air pump equipment flows into the cavity of the clamping box through the air pipe and the main air pipe. As the air in the cavity of the clamping box continues to increase, , start to apply pressure on the clamping head, so that multiple clamping heads extend synchronously along the radial direction of the clamping box, and realize pneumatic clamping action on the log;

Step 2: Control the first drive motor and the second drive motor to work. The first drive motor drives the first rotating rod and the first saw blade on the surface of the first rotating rod to achieve rotational movement. The first rotating rod drives one of them through the bevel gear set. The second rotating rod rotates. When the second rotating rod rotates, it drives the second saw blade on its surface to rotate, and drives the third rotating rod to rotate through the bevel gear set. It drives another second rotating rod and its surface through the belt transmission mechanism. The fourth saw blade realizes the rotation action, and then the log is cross-sawed by the first saw blade, the second saw blade, the third saw blade and the fourth saw blade during the rotation. In addition, in order to make the sawed If the shape of the log is small, multiple saw blades can also be provided with the first rotating rod on both sides of the first saw blade and the third rotating rod on both sides of the third saw blade, so that the shape of the log after sawing is small. easy to use;

The second drive motor works, and the second drive motor drives the two screws to rotate synchronously through the belt transmission mechanism, driving the moving block and the clamping box connected to the surface of the screw to move horizontally along the length direction of the guide rail, and then starts to saw the logs;

Step 3, controlling the piston rod of the electric telescopic rod to extend, driving the lifting block to move downward along the inner wall of the limit groove of the functional frame, and setting the electric saw to saw the sawed log;

Step 4: When the log needs to be released from the clamping state, the second solenoid valve is controlled to be powered off, the first solenoid valve on the surface of the first auxiliary air pipe is powered on, and the third drive motor rotates forward to drive the transmission shaft to rotate through the gear in the gear set. The meshing with the gear drives the threaded rod to rotate, and drives the threaded sleeve threaded on the surface of the threaded rod to move upward in the vertical direction along the inner wall of the air storage box, thereby extracting the air in the cavity of the clamping box, and then the logs are removed. freed;

When the log needs to be clamped again, the second solenoid valve and the first solenoid valve on the surface of the first auxiliary air pipe are both powered off, the first solenoid valve on the surface of the second auxiliary air pipe is powered on, the third drive motor reverses to drive the transmission shaft to rotate, and the threaded rod is driven to rotate through the meshing of the gears in the gear set, driving the threaded sleeve threadedly connected to the surface of the threaded rod to move downward along the inner wall of the air storage box in the vertical direction, so as to inflate the air in the clamping box cavity;

When the clamping head clamps logs, the air used in the cavity will be lost during use. Therefore, when the thread sleeve contacts the limit switch on the upper surface of the guide plate, the third drive motor is controlled to stop. Action, if the pressure sensor detects that the clamping force of the clamping head does not reach the preset pressure at this time, the second solenoid valve is controlled to be energized, and air is added into the cavity in the clamping box through the air pipe until the set pressure is reached. The second solenoid valve is powered off, and at this time, the clamping head completes clamping the log.

The beneficial effects of the present invention are:

1. By setting up the clamping mechanism, the entire log can be pneumatically clamped, which has the effect of reliable clamping of the log and stable use. At the same time, through the first solenoid valve, the first auxiliary air pipe, the second auxiliary air pipe, The second solenoid valve, pressure sensor, air storage tank, threaded rod, threaded sleeve, third drive motor and transmission shaft are used together to reuse the air after the first use of the clamping mechanism, which has the advantages of simple structure, convenient operation and reduction of The effect of energy consumption.

2. By setting up a sawing mechanism, the effect of automatic cross sawing of logs can be achieved.

3. By setting up the sawing mechanism, the effect of automatically cutting the logs after sawing can be achieved, which solves the existing problems of manual sawing first and then splitting, which is not only labor-intensive, requires many operating procedures, and has low work efficiency.

Description of drawings

Figure 1 is a schematic diagram of an agricultural automatic firewood sawing equipment and method;

Figure 2 is a perspective view of the rotating ball structure of an agricultural automatic firewood sawing equipment and method;

Figure 3 is a three-dimensional view of the guide rail structure of an agricultural automatic firewood sawing equipment and method;

Figure 4 is a perspective view of the clamping head structure of an agricultural automatic firewood sawing equipment and method;

Figure 5 is a perspective view of the first auxiliary air pipe structure of an agricultural automatic firewood sawing equipment and method;

FIG6 is a perspective view of a mounting frame structure of an automatic agricultural firewood sawing device and method;

Figure 7 is a perspective view of the first saw blade structure of an agricultural automatic firewood sawing equipment and method;

Figure 8 is a three-dimensional view of the functional frame structure of an agricultural automatic firewood sawing equipment and method.

In the picture: 1. Base; 2. Placement frame; 3. Rotating ball; 4. Clamping head; 41. Screw; 42. Guide rail; 43. Second drive motor; 44. Moving block; 45. Clamping hole; 46. Spring; 47. Main air pipe; 48. Connecting block; 49. First auxiliary air pipe; 410. Second auxiliary air pipe; 411. First solenoid valve; 412. Air storage tank; 413. Guide plate; 414. Threaded rod ; 415. Third drive motor; 416. Transmission shaft; 417. Threaded sleeve; 418. Sealing ring; 419. Second solenoid valve; 420. Gas pipe; 421. Pressure sensor; 5. Clamping box; 6. First Saw blade; 61. Mounting frame; 62. First support plate; 63. First rotating rod; 64. Second rotating rod; 65. Second supporting plate; 66. Third rotating rod; 7. Second saw blade; 8. The third saw blade; 9. The fourth saw blade; 10. The first drive motor; 11. Electric telescopic rod; 1101. Functional frame; 1102. Lifting block; 1103. Controller; 12. Electric saw.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments.

Referring to Figure 1-8, an agricultural automatic firewood sawing equipment and method include a base 1. The upper surface of the base 1 is fixedly connected with a placement frame 2 for placing logs. The arc-shaped upper surface of the placement frame 2 is slidably connected with The rotating ball 3 and the base 1 are respectively provided with a clamping mechanism, a sawing mechanism and a sawing mechanism from left to right;

The clamping mechanism includes a clamping head 4 and a clamping box 5. The clamping head 4 is radially arranged on the inner wall of the clamping box 5 to achieve telescopic action. Multiple clamping heads 4 can telescope synchronously to the logs inside the clamping box 5. clamping action;

The firewood sawing mechanism includes a first saw blade 6, a second saw blade 7, a third saw blade 8, a fourth saw blade 9, and a first drive motor 10. The first drive motor 10 drives the first saw blade 6 and the second saw blade. 7. After the third saw blade 8 and the fourth saw blade 9 rotate, a cross sawing action is performed on the log held by the clamping mechanism;

The sawing mechanism comprises an electric telescopic rod 11 and an electric saw 12. The electric saw 12 is installed at the outer end of the piston rod of the electric telescopic rod 11 to realize telescopic action. The electric saw 12 telescopes to realize the sawing action of the logs cut by the sawing mechanism.

Further, in order to realize the horizontal movement of the clamping mechanism along the length direction of the base 1, the clamping mechanism also includes guide rails 42 installed on the upper surface of the base 1 and distributed symmetrically. One of the guide rails 42 is provided with useful guide rails on both sides of the guide groove. The limit switch that limits the movement of the clamping mechanism is shown in the figure. The screw rod 41 is installed at the axis of the guide rail 42 through a bearing to enable the clamping mechanism to move horizontally along the length of the guide rail 42. The screw rod 41 One end of the screw rod 41 penetrates and extends to the left surface of the guide rail 42. One end of one of the screw rods 41 is fixedly connected to the second drive motor 43 through a coupling. The two screw rods 41 are connected through a belt transmission mechanism. The drive motor 43 drives the two screw rods 41 to rotate synchronously. The second drive motor 43 is used as the driving source and the screw rod 41 is used as the transmission member to drive the clamping mechanism to achieve horizontal movement, which facilitates the sawing mechanism to perform sawing operations on logs.

The thread sleeve 417 on the outer surface of the screw rod 41 is connected with a moving block 44 that moves horizontally along the length direction of the guide rail 42. The outer surface of the moving block 44 is slidingly connected to the inner wall of the guide groove of the guide rail 42. The moving block 44 and the guide rail 42 are used in conjunction. The guide groove of the guide rail 42 limits the movement stroke of the moving block 44 .

Further, in order to realize the clamping and release of the log, the clamping box 5 is fixedly installed on the upper surface of the moving block 44 to achieve a fixed effect on the clamping box 5. The inner wall of the mold cavity of the clamping box 5 is provided with clamps in the radial direction. The number of clamping holes 45 corresponds to the number of clamping heads 4. The outer surface of the clamping head 4 is slidably connected to the inner wall of the clamping hole 45. In order to prevent air from appearing in the cavity of the clamping box 5 Leakage, and to ensure the clamping effect of the clamping head 4 on the log, the outer surface of the protruding end of the clamping head 4 is provided with a sealing gasket, and the inner wall of the clamping hole 45 is fixedly connected with a spring 46, and the spring 46 cooperates with the clamping head 4 When used, the clamping head 4 has a self-returning function. One end of the spring 46 is fixedly connected to the end of the clamping head 4 located in the cavity of the clamping box 5. The outer surface of the clamping box 5 is fixedly connected with the clamping box 5. The main trachea 47 communicates with the cavity.

The air input from the main air pipe 47 into the cavity of the clamping box 5 prompts the clamping heads 4 to realize the clamping action on the logs. The outer surface of the clamping box 5 is fixedly connected with a connecting block 48, and the outer surface of the main air pipe 47 A first auxiliary air pipe 49 and a second auxiliary air pipe 410 are fixedly connected to each other. The first auxiliary air pipe 49 is used to discharge the air in the main air pipe 47, and the second auxiliary air pipe 410 is used to inflate the air in the main air pipe 47. A first solenoid valve 411 is provided on the outer surface of the first auxiliary air pipe 49 and the second auxiliary air pipe 410. One end of the first auxiliary air pipe 49 and the second auxiliary air pipe 410 is fixedly connected with an air storage box 412. Through the first solenoid valve 411 implements control actions on the communication state between the main air pipe 47 and the air storage tank 412.

The back of the connecting block 48 is fixedly connected to the front of the air storage box 412 to achieve a fixed effect on the air storage box 412. The inner wall of the air storage box 412 is fixedly connected with a guide plate 413, and the upper surface of the air storage box 412 is installed with an extension through a bearing. to the threaded rod 414 inside the air storage box 412. A third drive motor 415 is fixedly installed on the upper surface of the air storage box 412. The output shaft of the third drive motor 415 is equipped with a transmission shaft 416 through a coupling. One end of the transmission shaft 416 It is connected to one end of the threaded rod 414 through a gear set, and the power provided by the third drive motor 415 drives the threaded rod 414 to rotate.

Furthermore, in order to reuse the air used in the clamping mechanism, a threaded sleeve 417 is threadedly connected to the outer surface of the threaded rod 414 located in the air storage box 412. Considering the stroke of the threaded sleeve 417, a threaded sleeve 417 is installed on the upper surface of the guide plate 413. and the inner top wall of the air storage box 412 are provided with limit switches for limiting the movement stroke of the threaded sleeve 417. As shown in the figure, the outer surface of the threaded sleeve 417 is slidably connected to the central surface of the guide plate 413. The lower surface of 417 is fixedly connected with a sealing ring 418. In order to prevent the air in the air storage box 412 from leaking, the sealing ring 418 is provided to achieve a sealing effect. The outer surface of the sealing ring 418 is slidably plugged into the inner wall of the air storage box 412. The third driving motor 415 drives the threaded rod 414 to rotate, driving the threaded sleeve 417 and the sealing ring 418 to achieve lifting movements along the vertical direction of the inner wall of the air storage box 412.

One end of the main air pipe 47 is fixedly connected to a second solenoid valve 419. The inner wall of the second solenoid valve 419 is fixedly connected to an air delivery pipe 420 connected to the air pump device. A pressure sensor is fixedly installed on the arc-shaped outer surface of one of the clamping heads 4. 421. Control the communication state between the main air pipe 47 and the gas delivery pipe 420 through the second solenoid valve 419.

When the first solenoid valve 411 on the surface of the first auxiliary air pipe 49 and the second auxiliary air pipe 410 are both powered off and the second solenoid valve 419 is powered on, the air pump equipment adds air to the mold cavity of the clamping box 5 through the air pipe 420 and the main air pipe 47, so that the clamping head 4 can perform pneumatic clamping action on the logs.

When the second solenoid valve 419 is powered off and the first solenoid valve 411 on the surface of the first auxiliary air pipe 49 is powered on, the third drive motor 415 drives the transmission shaft 416 to rotate forward and drives the thread through the meshing of the gears in the gear set. The rod 414 rotates, driving the threaded sleeve 417 threaded on the surface of the threaded rod 414 to move upward along the vertical direction of the inner wall of the air storage box 412, thereby extracting the air in the cavity of the holding box 5.

When the second solenoid valve 419 and the first solenoid valve 411 on the surface of the first auxiliary air pipe 49 are both de-energized, and the first solenoid valve 411 on the surface of the second auxiliary air pipe 410 is energized, the third drive motor 415 reversely drives the transmission shaft. 416 rotates, and the threaded rod 414 is driven to rotate through the meshing of the gears in the gear set, and the threaded sleeve 417 threaded on the surface of the threaded rod 414 is driven to move downward along the vertical direction of the inner wall of the air storage box 412, and the clamping box type 5 is The air in the cavity realizes the inflating action. When the clamping head 4 clamps the log, since the air used in the cavity will be lost during use, the limit between the thread sleeve 417 and the upper surface of the guide plate 413 is When the position switch is in contact, the third drive motor 415 is controlled to stop. If the pressure sensor 421 detects that the clamping force of the clamping head 4 has not reached the preset pressure, the second solenoid valve 419 is controlled to be energized, and the air supply pipe 420 is Air is added to the mold cavity in the clamping box 5 until the set pressure is reached, and the second solenoid valve 419 is powered off.

By setting up the clamping mechanism, the entire log can be pneumatically clamped, which has the effect of reliable clamping of the log and stable use. At the same time, through the first solenoid valve 411, the first auxiliary air pipe 49, and the second auxiliary air pipe 410 , the second solenoid valve 419, the pressure sensor 421, the air storage box 412, the threaded rod 414, the threaded sleeve 417, the third drive motor 415 and the transmission shaft 416 are used together to reuse the air after the first use of the clamping mechanism. It has the effects of simple structure, convenient operation and reduced energy consumption.

Further, in order to provide a power source to the sawing mechanism, the sawing mechanism also includes a mounting bracket 61 installed on the upper surface of the base 1. The front and back of the mounting bracket 61 are fixedly connected with a first support plate 62, and two first support plates 62 are fixedly connected to the mounting bracket 61. The first rotating rod 63 is installed on the opposite surface of the supporting plate 62 through bearings. The first rotating rod 63 is installed and fixed. The first driving motor 10 is installed on the upper surface of one of the first supporting plates 62. The first driving motor 10 The output shaft is fixedly connected to one end of the first rotating rod 63 through a coupling. The first drive motor 10 provides a power source to drive the first rotating rod 63 to achieve rotation. The first saw blade 6 is fixedly installed on the first rotating rod 63 outer surface.

Furthermore, in order to realize sawing of logs, the upper surface of the mounting frame 61 is symmetrically mounted with second rotating rods 64 through bearings, the second saw blade 7 is mounted on the outer surface of one of the second rotating rods 64 located above the mounting frame 61, and the fourth saw blade 9 is mounted on the outer surface of the other second rotating rod 64 located above the mounting frame 61, and the second saw blade 7 and the fourth saw blade 9 are staggered. The upper surface of the mounting frame 61 is fixedly connected with a second supporting plate 65, and the outer surface of the second supporting plate 65 is mounted with a third rotating rod 66 through a bearing. Three saw blades 8 are installed at one end of the third rotating rod 66 located on the front side of the second supporting plate 65, wherein the first saw blade 6 and the third saw blade 8 are symmetrically distributed above and below the second saw blade 7 and the fourth saw blade 9, and the first saw blade 6, the second saw blade 7, the third saw blade 8 and the fourth saw blade 9 are used to perform a cross sawing action on the log. In addition, in order to make the shape of the log after sawing smaller, multiple saw blades can be arranged on both sides of the first rotating rod 63 on the first saw blade 6 and on both sides of the third rotating rod 66 on the third saw blade 8, so that the shape of the log after sawing is small and it is convenient to use.

Furthermore, in order to realize the movement of multiple driving parts by one power source, the outer surface of the first rotating rod 63 and one end of one of the second rotating rods 64 located above the mounting frame 61 are connected by a bevel gear set, and the other end of the third rotating rod 66 located on the back side of the second support plate 65 and the outer surface of one of the second rotating rods 64 located above the mounting frame 61 are connected by a bevel gear set.

The outer surfaces of the two second rotating rods 64 located below the mounting bracket 61 are connected through a belt transmission mechanism; the first saw blade 6, the second saw blade 7, the third saw blade 8 and the fourth saw blade 9 are driven by a power source. Driven by the device, it has the effects of low energy consumption, simple structure and low cost.

By arranging the wood sawing mechanism, the effect of automatic cross sawing of the logs can be achieved.

Further, in order to saw the log after sawing, a functional frame 1101 is fixedly installed on the right surface of the installation frame 61, the electric telescopic rod 11 is installed on the upper surface of the functional frame 1101, and one end of the piston rod of the electric telescopic rod 11 There is a lifting block 1102 fixedly connected. The outer surface of the lifting block 1102 is slidingly connected to the inner wall of the limiting groove of the functional frame 1101. The lifting block 1102 and the functional frame 1101 are used together to control the movement direction of the lifting block 1102 through the limiting groove of the functional frame 1101. Achieve guidance effect.

Furthermore, in order to realize automated processing of logs, an electric saw 12 is installed on the lower surface of the lifting block 1102, and the electric saw 12 is used to saw the logs cut by the sawing mechanism. A controller 1103 for controlling the operation of the clamping mechanism, the sawing mechanism and the sawing mechanism is fixedly installed on the front of the base 1.

By setting up a sawing mechanism, the effect of automatically cutting the logs after sawing can be achieved, which solves the existing problems of manually sawing firewood first and then splitting it, which is not only labor-intensive, requires many operating procedures, and has low work efficiency.

In addition, the present invention can also be applied to wood processing production and manufacturing occasions, thereby greatly increasing the scope of application of the present invention.

Working principle: Step 1. Place the entire log above the placement rack 2 and pass one end of the log through the clamping box 5. Control the external air pump equipment and the second solenoid valve 419 through the controller 1103 to energize. The air generated by the operation of the air pump equipment flows into the cavity of the clamping box 5 through the air pipe 420 and the main air pipe 47. As the air in the cavity of the clamping box 5 continues to increase, it begins to exert pressure on the clamping head 4, causing more Each clamping head 4 extends synchronously along the radial direction of the clamping box 5 to realize pneumatic clamping action on the log;

Step 2, control the first drive motor 10 and the second drive motor 43 to work, the first drive motor 10 drives the first rotating rod 63 and the first saw blade 6 on the surface of the first rotating rod 63 to realize rotational movement, the first rotating rod 63 drives one of the second rotating rods 64 to rotate through the bevel gear set, and the second rotating rod 64 drives the second saw blade 7 on its surface to realize rotation while rotating, and drives the third rotating rod 66 to rotate through the bevel gear set, and drives another second rotating rod 64 and the fourth saw blade 9 on its surface to realize rotational movement through the belt transmission mechanism, and then the first saw blade 6, the second saw blade 7, the third saw blade 8 and the fourth saw blade 9 in the rotating process realize cross sawing of the log. In addition, in order to make the shape of the log after sawing small, multiple saw blades can be set on both sides of the first saw blade 6 of the first rotating rod 63 and on both sides of the third saw blade 8 of the third rotating rod 66, so that the log after sawing is small in shape and convenient to use;

The second drive motor 43 works. The second drive motor 43 drives the two screw rods 41 to rotate synchronously through the belt transmission mechanism, and drives the moving block 44 and the clamping box 5 connected to the surface of the screw rod 41 to move horizontally along the length direction of the guide rail 42. Then start sawing the logs;

Step 3: Control the piston rod of the electric telescopic rod 11 to extend, driving the lifting block 1102 to move downward along the inner wall of the limit groove of the functional frame 1101, and set the electric saw 12 to perform sawing action on the cut logs;

Step 4: When it is necessary to release the clamping state of the log, the second solenoid valve 419 is controlled to be powered off, the first solenoid valve 411 on the surface of the first auxiliary air pipe 49 is powered on, and the third drive motor 415 rotates forward to drive the transmission shaft 416 to rotate. The threaded rod 414 is driven to rotate through the meshing of the gears in the gear set, and the threaded sleeve 417 threaded on the surface of the threaded rod 414 is driven to move upward along the vertical direction of the inner wall of the air storage box 412, and the air in the cavity of the clamping box 5 is Realize the air pumping action and then release the log;

When the log needs to be clamped again, the second solenoid valve 419 and the first solenoid valve 411 on the surface of the first auxiliary air pipe 49 are both powered off, the first solenoid valve 411 on the surface of the second auxiliary air pipe 410 is powered on, the third drive motor 415 reverses and drives the transmission shaft 416 to rotate, and the threaded rod 414 is driven to rotate through the meshing of the gears in the gear set, and the threaded sleeve 417 threadedly connected to the surface of the threaded rod 414 is driven to move downward along the inner wall of the air storage box 412 in the vertical direction, so as to inflate the air in the cavity of the clamping box 5;

When the clamping head 4 clamps the log, since the air used in the cavity will be lost during use, when the thread sleeve 417 comes into contact with the limit switch on the upper surface of the guide plate 413, the third The driving motor 415 stops. If the pressure sensor 421 detects that the clamping force of the clamping head 4 has not reached the preset pressure, it controls the second solenoid valve 419 to energize and supply air to the mold cavity in the clamping box 5 through the air pipe 420. Air is added until the set pressure is reached, and the second solenoid valve 419 is powered off. At this time, the clamping head 4 completes clamping the log.

The above are only preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person familiar with the technical field can, within the technical scope disclosed in the present invention, implement the technical solutions of the present invention. Equivalent substitutions or changes of the inventive concept thereof shall be included in the protection scope of the present invention.

Claims (5)

1. An agricultural automatic firewood sawing equipment, comprising a base (1), characterized in that: a placement frame (2) for placing logs is fixedly connected to the upper surface of the base (1), and the placement frame (2) ), a rotating ball (3) is slidably connected to the arc-shaped upper surface, and a clamping mechanism, a sawing mechanism and a sawing mechanism are respectively provided above the base (1) from left to right; The clamping mechanism includes a clamping head (4) and a clamping box (5). The clamping head (4) is radially arranged on the inner wall of the clamping box (5) to achieve telescopic action. The clamping head (4) synchronously expands and contracts to realize the clamping action on the log inside the clamping box (5); The clamping box (5) is fixedly installed on the upper surface of the moving block (44). The inner wall of the cavity of the clamping box (5) is provided with a clamping hole (45) in the radial direction. The clamping head (45) The outer surface of the clamping hole (45) is slidably connected to the inner wall of the clamping hole (45). A spring (46) is fixedly connected to the inner wall of the clamping hole (45). One end of the spring (46) is connected to the clamping head (4). ) is fixedly connected at one end in the cavity of the clamping box (5), and the outer surface of the clamping box (5) is fixedly connected with a main air pipe (47) communicating with the cavity of the clamping box (5), so The outer surface of the clamping box (5) is fixedly connected with a connecting block (48), and the outer surface of the main air pipe (47) is fixedly connected with a first auxiliary air pipe (49) and a second auxiliary air pipe (410), so A first solenoid valve (411) is provided on the outer surface of the first auxiliary air pipe (49) and the second auxiliary air pipe (410), and one end of the first auxiliary air pipe (49) and the second auxiliary air pipe (410) is There is an air storage tank (412) in fixed communication; The back side of the connecting block (48) is fixedly connected to the front side of the air storage box (412). The inner wall of the air storage box (412) is fixedly connected with a guide plate (413). The upper surface of the air storage box (412) A threaded rod (414) extending to the inside of the air storage box (412) is mounted on the surface through bearings. A third driving motor (415) is fixedly installed on the upper surface of the air storage box (412). The third driving motor (415) The output shaft of 415) is equipped with a transmission shaft (416) through a coupling, and one end of the transmission shaft (416) and one end of the threaded rod (414) are connected through a gear set; The outer surface of the threaded rod (414) located in the air storage box (412) is threadedly connected to a threaded sleeve (417), and the outer surface of the threaded sleeve (417) is slidably inserted into the central surface of the guide plate (413). Connected, the lower surface of the threaded sleeve (417) is fixedly connected with a sealing ring (418), the outer surface of the sealing ring (418) is slidably plugged into the inner wall of the air storage box (412), and the third driving motor (415) drives the threaded rod (414) to rotate, driving the threaded sleeve (417) and sealing ring (418) to realize lifting and lowering movements along the vertical direction of the inner wall of the air storage box (412); One end of the main air pipe (47) is fixedly connected to a second electromagnetic valve (419), and the inner wall of the second electromagnetic valve (419) is fixedly connected to an air delivery pipe (420) connected to an air pump device, and a pressure sensor (421) is fixedly installed on the arc-shaped outer surface of one of the clamping heads (4); The firewood sawing mechanism includes a first saw blade (6), a second saw blade (7), a third saw blade (8), a fourth saw blade (9), and a first drive motor (10). After the driving motor (10) drives the first saw blade (6), the second saw blade (7), the third saw blade (8) and the fourth saw blade (9) to rotate, the saw blade is clamped by the clamping mechanism. The held log realizes cross sawing action; The firewood sawing mechanism also includes an installation frame (61) installed on the upper surface of the base (1). The front and back sides of the installation frame (61) are fixedly connected with a first support plate (62). A first rotating rod (63) is installed on the opposite surface of a support plate (62) through bearings, and the first drive motor (10) is installed on the upper surface of one of the first support plates (62). The output shaft of a driving motor (10) is fixedly connected to one end of the first rotating rod (63) through a coupling, and the first saw blade (6) is fixedly installed on the outer surface of the first rotating rod (63); The upper surface of the mounting bracket (61) is equipped with symmetrically distributed second rotating rods (64) through bearings, and the second saw blade (7) is installed on one of the second rotating rods (64). The outer surface above the mounting bracket (61), the fourth saw blade (9) is installed on the outer surface of the second rotating rod (64) above the mounting bracket (61), and the The second saw blade (7) and the fourth saw blade (9) are distributed in a staggered manner, and a second support plate (65) is fixedly connected to the upper surface of the mounting frame (61). The second support plate (65) ) is equipped with a third rotating rod (66) through a bearing on its outer surface, and the third saw blade (8) is installed at one end of the third rotating rod (66) located in front of the second support plate (65), The first saw blade (6) and the third saw blade (8) are symmetrically distributed above and below the second saw blade (7) and the fourth saw blade (9); The outer surface of the first rotating rod (63) and one end of the second rotating rod (64) located above the mounting bracket (61) are transmission connected through a bevel gear set, and the third rotating rod ( 66) The other end located on the back of the second support plate (65) is connected to the outer surface of one of the second rotating rods (64) above the mounting bracket (61) through a bevel gear set; The outer surfaces of the two second rotating rods (64) located below the mounting frame (61) are connected in transmission via a belt transmission mechanism; The sawing mechanism includes an electric telescopic rod (11) and an electric saw (12). The electric saw (12) is installed on the outer end of the piston rod of the electric telescopic rod (11) to achieve telescopic action. The electric saw (12) Telescopically, the logs cut by the sawing mechanism can be sawed. 2. An automatic firewood sawing equipment for agriculture according to claim 1, characterized in that: the clamping mechanism also includes a guide rail (42) installed on the upper surface of the base (1) and distributed in a symmetrical shape, a screw rod (41) is installed at the axis of the guide rail (42) through a bearing for enabling the clamping mechanism to achieve horizontal movement along the length direction of the guide rail (42), one end of the screw rod (41) penetrates and extends to the left side surface of the guide rail (42), one end of one of the screw rods (41) is fixedly connected to a second drive motor (43) through a coupling, and the two screw rods (41) are connected to each other through a belt transmission mechanism, and the second drive motor (43) drives the two screw rods (41) to achieve synchronous rotation; The threaded sleeve (417) on the outer surface of the screw rod (41) is connected with a moving block (44) that moves horizontally along the length direction of the guide rail (42). The outer surface of the moving block (44) is in contact with the guide rail (42). ) is slidingly connected to the inner wall of the guide groove. 3. An agricultural automatic firewood sawing equipment according to claim 2, characterized in that: a functional frame (1101) is fixedly installed on the right side surface of the mounting frame (61), and the electric telescopic rod (11) Installed on the upper surface of the functional frame (1101), one end of the piston rod of the electric telescopic rod (11) is fixedly connected with a lifting block (1102), and the outer surface of the lifting block (1102) is in contact with the limit of the functional frame (1101). The inner wall of the slot is slidingly connected. 4. An agricultural automatic firewood sawing equipment according to claim 3, characterized in that: the electric saw (12) is installed on the lower surface of the lifting block (1102), and the front of the base (1) is fixedly installed. There is a controller (1103) for controlling the operation of the clamping mechanism, sawing mechanism and sawing mechanism. 5. Based on the operating method of an agricultural automatic firewood sawing equipment according to claim 4, the operating method is: step 1, place the entire log above the placement frame (2) and pass one end of the log through The clamping box (5) controls the external air pump equipment and the second solenoid valve (419) to be energized through the controller (1103). The air generated by the air pump equipment flows into the air pipe (420) and the main air pipe (47). In the cavity of the clamping box (5), as the air in the cavity of the clamping box (5) continues to increase, pressure is exerted on the clamping heads (4), causing multiple clamping heads (4) to clamp along the The radial direction of the box (5) is extended synchronously to realize pneumatic clamping action on the log; Step 2: Control the first drive motor (10) and the second drive motor (43) to work. The first drive motor (10) drives the first rotating rod (63) and the first saw blade on the surface of the first rotating rod (63). (6) To achieve rotational movement, the first rotating rod (63) drives one of the second rotating rods (64) to rotate through the bevel gear set. When the second rotating rod (64) rotates, it drives the second saw blade (7) on its surface. ) realizes rotation, and drives the third rotating rod (66) to rotate through the bevel gear set, and drives another second rotating rod (64) and the fourth saw blade (9) on its surface through the belt transmission mechanism to realize the rotating action, and then through During the rotation process, the first saw blade (6), the second saw blade (7), the third saw blade (8) and the fourth saw blade (9) realize cross sawing of the log. In addition, in order to make the saw blade The shape of the log is small, and multiple rotating rods (63) can also be provided on both sides of the first saw blade (6) and the third rotating rod (66) is located on both sides of the third saw blade (8). saw blade, so that the log shape after sawing is small and easy to use; The second drive motor (43) is in operation. The second drive motor (43) drives the two screw rods (41) to rotate synchronously through the belt transmission mechanism, thereby driving the moving block (44) and the clamping box (5) connected to the surface of the screw rod (41) to move horizontally along the length direction of the guide rail (42), thereby starting to saw the logs; Step 3: Control the piston rod of the electric telescopic rod (11) to extend, drive the lifting block (1102) to move downward along the inner wall of the limit groove of the functional frame (1101), and set the electric saw (12) to realize the sawing of the log. sawing action; Step 4: When the log needs to be released from the clamping state, the second solenoid valve (419) is controlled to be powered off, the first solenoid valve (411) on the surface of the first auxiliary air pipe (49) is powered on, and the third drive motor (415) is The forward rotation drives the transmission shaft (416) to rotate, and the threaded rod (414) is driven to rotate through the meshing of the gears in the gear set, and the threaded sleeve (417) threaded on the surface of the threaded rod (414) is driven along the air storage box (412 ) The inner wall moves upward in the vertical direction to evacuate the air in the cavity of the clamping box (5), thereby releasing the log; When it is necessary to clamp the log again, the second solenoid valve (419) and the first solenoid valve (411) on the surface of the first auxiliary air pipe (49) are both powered off, and the first solenoid valve (411) on the surface of the second auxiliary air pipe (410) is powered off. The solenoid valve (411) is energized, and the third drive motor (415) reversely drives the transmission shaft (416) to rotate. Through the meshing of the gears in the gear set, the threaded rod (414) is driven to rotate, and the surface of the threaded rod (414) is driven. The threaded sleeve (417) moves downward along the vertical direction of the inner wall of the air storage box (412) to inflate the air in the cavity of the clamping box (5); When the clamping head (4) clamps logs, since the air used in the cavity will be lost during use, the limit switch on the upper surface of the thread sleeve (417) and the guide plate (413) When in contact, the third drive motor (415) is controlled to stop. If the pressure sensor (421) detects that the clamping force of the clamping head (4) has not reached the preset pressure, the second solenoid valve (419) is controlled to be energized. , add air into the cavity in the clamping box (5) through the air pipe (420) until the set pressure is reached, the second solenoid valve (419) is powered off, and at this time, the clamping head (4) completes the clamping of the log of clamping.