Ditching machine for loading machine

Abstract

A connecting plate is arranged on one side of a machine base, the machine base is fixedly connected with a chain base, a driving chain disc and a driven chain disc are arranged on the two sides of the chain base respectively, the driving chain disc is in transmission connection with the driven chain disc through a chain, and a hydraulic motor is fixedly arranged on the machine base. The hydraulic motor is in transmission connection with the driving chain plate through the transmission shaft, the end part of the transmission shaft is in transmission connection with the spiral blade, and the spiral blade is arranged on one side of the chain seat, so that the edge of a groove can be compacted during ditching, the collapse of the edge of the groove caused by loose soil is avoided, and the quality of the ditched groove is improved; meanwhile, manpower, material resources and time cost of manual operation are saved, the position of the tooth protection plate can be adjusted according to needs in actual operation, the situation that protection of the tooth protection plate is not in place and the tooth protection plate makes contact with soil is avoided, and smooth operation is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary device of a loader, in particular to a trenching machine for a loader. Background Art

[0002] The trencher is a new type of efficient and practical trenching device. After the diesel engine transmits the rotation to the clutch through the belt, it drives the travel gearbox, drive shaft, rear axle, etc. to realize the forward or backward linear movement of the chain trencher, which is used for laying farmland pipelines, urban and rural optical cables, etc. With the development of loader technology, it is now possible to use an opener on a loader. The existing patent number is 201921750422.5, which discloses a trencher that drives the gear to rotate through a hydraulic motor connected to the loader. In actual use, when the trencher is trenching the soil, the soil at the edge of the trench is loose, causing the edge of the trench to collapse. When continuing the operation, it needs to be manually processed again, which consumes manpower, material resources and time. In addition, the angle adjustment range of the tooth guard plate in the technical solution is limited. In actual operation, the inclination angle of the trencher required according to the required trench depth is different, resulting in the tooth guard plate not being in place or the tooth guard plate contacting the soil, causing the operation to be unable to proceed. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a trenching machine for a loader in view of the deficiencies in the prior art, so as to solve at least one of the above technical problems.

[0004] The technical solution of the utility model for solving the above technical problems is as follows: a ditching machine for a loader comprises a machine base, a connecting plate is arranged on one side of the machine base, a chain seat is fixedly connected to the machine base, an active chain disc and a driven chain disc are respectively arranged on both sides of the chain seat, the active chain disc is transmission-connected with the driven chain disc through a chain, a hydraulic motor is fixedly arranged on the machine base, the hydraulic motor and the active chain disc are transmission-connected through a transmission shaft, a spiral blade is transmission-connected at the end of the transmission shaft, the spiral blade is arranged on one side of the chain seat, a plurality of groups of ditching teeth are arranged on the chain, an upper guard plate is arranged above the machine base, a connecting seat is fixedly arranged on the upper guard plate, one side of the connecting seat is connected to a support arm through a first pin shaft, the other side of the connecting seat is fixedly connected to the support arm through a fastener, the support arm is provided with a slide rail, the support arm is slidably connected to a first movable seat through the slide rail, a fastener is arranged on the first movable seat and The first movable seat is provided with a fastener and the fastener cooperates with the support arm accordingly, and the fastener cooperates with the support arm at one end of the first movable seat and the guard plate arm is connected to the guard plate arm through the second pin shaft, and the other end of the first movable seat is connected to the connecting rod through a fastener. The connecting rod is provided with a long slot hole, which is connected to the middle part of the guard plate arm through the fastener, and the toothed guard plate is connected to the lower part of the guard plate arm. The middle part of the support arm is slidably connected to the slide rail, and a fastener is provided on the second movable seat and the fastener cooperates with the support arm accordingly. The second movable seat includes side plates arranged on both sides, and the inner side of the side plate is provided with a slide groove cooperating with the slide rail. The upper side of the side plate is provided with a slide groove hole, and a connecting shaft is installed with a clearance fit in the slide groove hole, and a sleeve shaft is connected to the side of the connecting shaft, and a spring seat is provided on one side of the side plate, and the spring seat is connected to the spring shaft, and the spring shaft is sleeved with a spring, and one side of the spring shaft is sleeved inside the sleeve shaft, and both sides of the connecting shaft are connected to chamfered rollers through bearings.

[0005] Furthermore, the side surface of the chamfering roller is arc-shaped.

[0006] Furthermore, a cylindrical pressing roller is connected to one side of the chamfering roller.

[0007] Furthermore, the guard plate arm is arc-shaped, and the tooth guard plate is an arc-shaped plate.

[0008] Furthermore, a columnar pin seat is provided on one side of the first movable seat, and the pin seat is connected to the end of the guard plate arm through a second pin.

[0009] Furthermore, the transmission shaft passes through the chain seat, and the end of the transmission shaft is fixedly connected to the spiral blade.

[0010] Furthermore, one side of the upper guard plate extends to the end of the spiral blade.

[0011] Furthermore, the width of the grooving teeth is greater than the width of the chain seat.

[0012] Furthermore, the width of the grooving teeth is greater than the distance between the chamfering rollers on both sides.

[0013] The beneficial effects of the utility model are:

[0014] The device is provided with a chamfering roller, which can compact the edge of the groove while digging the groove, thereby avoiding collapse of the groove edge due to loose soil, improving the quality of the dug groove, and saving the manpower, material and time costs of manual work. The device is also provided with a first movable seat that can slide arbitrarily and a guard plate arm that can adjust the angle arbitrarily, which can make the position of the tooth guard plate adjusted as needed in actual operation, avoid the tooth guard plate from being inadequately protected and the tooth guard plate from contacting with the soil, thereby ensuring smooth operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the rear structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the structure of the second movable seat of the utility model.

[0018] Figure 4 This is a schematic diagram of the chamfering roller structure of the utility model.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] Machine base 1; connecting plate 2; hydraulic motor 3; transmission shaft 4; chain seat 5; driven chain plate 6; chain 7; grooving teeth 8; upper guard plate 9; connecting seat 10; support arm 11; first pin shaft 12; slide rail 13; first movable seat 14; guard plate arm 15; second pin shaft 16; connecting rod 17; tooth guard plate 18; second movable seat 19; side plate 20; slide groove 21; spring seat 22; spring shaft 23; slide groove hole 24; connecting shaft 25; sleeve shaft 26; spring 27; chamfering roller 28; pressure roller 29; spiral blade 30. DETAILED DESCRIPTION

[0021] The present invention is further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the contents of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to the application.

[0022] Example 1: See Figures 1 to 4It is a schematic diagram of each structure of the utility model, including a machine base 1, a connecting plate 2 is arranged on one side of the machine base 1, the connecting plate 2 is used to connect with the loader, the machine base 1 is fixedly connected with a chain seat 5, the chain seat 5 is used to support a chain 7, and an active chain plate and a driven chain plate 6 are arranged on both sides of the chain seat 5, and the active chain plate is connected to the driven chain plate 6 through the chain 7. The machine base 1 is fixedly provided with a hydraulic motor 3, and the hydraulic motor 3 is connected to the active chain plate through a transmission shaft 4. The end of the transmission shaft 4 is connected to a spiral blade 30, and the spiral blade 30 is used to push the soil to one side. The spiral blade 30 is arranged on one side of the chain seat 5, and a plurality of groups of ditching teeth are arranged on the chain 7. 8. An upper guard plate 9 is arranged above the machine base 1, and a connecting seat 10 is fixedly arranged on the upper guard plate 9. One side of the connecting seat 10 is connected to a support arm 11 through a first pin shaft 12, and the other side of the connecting seat 10 is fixedly connected to the support arm 11 through a fastener. The support arm 11 can be lifted by loosening the fastener, which is convenient for the maintenance and maintenance of the parts below. The support arm 11 is provided with a slide rail 13, and the support arm 11 is slidably connected to a first movable seat 14 through the slide rail 13. The first movable seat 14 is provided with a fastener and the fastener corresponds to the support arm 11 and is used to fix the first movable seat 14. One side of the first movable seat 14 is connected to the guard plate arm 1 through a second pin shaft 16 5. The other side of the first movable seat 14 is connected with a connecting rod 17 through a fastener. The connecting rod 17 is provided with a long slot hole, which is connected to the middle part of the guard plate arm 15 through the fastener. The guard plate arm 15 can be steplessly adjusted by the setting of the long slot hole. The lower part of the guard plate arm 15 is connected with a toothed guard plate 18 to prevent soil splashing and play a protective role. The middle part of the support arm 11 is slidably connected with a second movable seat 19 through a slide rail 13. The second movable seat 19 is provided with a fastener and the fastener is matched with the support arm 11. The second movable seat 19 is fixed by the fastener. The second movable seat 19 includes side panels 20 arranged on both sides. The inner side of the side panel 20 is provided with a toothed guard plate 18 that is connected to the support arm 11. A slide groove 21 cooperates with the slide rail 13, and a slide groove hole 24 is arranged above the side plate 20. A connecting shaft 25 is installed in the slide groove hole 24 with clearance fit. The connecting shaft 25 can move in the slide groove hole 24. A sleeve shaft 26 is connected to the side of the connecting shaft 25. A spring seat 22 is arranged on one side of the side plate 20. The spring seat 22 is connected to a spring shaft 23. The spring shaft 23 is sleeved with a spring 27. The spring 27 is used to compensate for the downward pressure and gap of the chamfering roller 28. One side of the spring shaft 23 is sleeved inside the sleeve shaft 26 so that the shaft body can be retracted. Both sides of the connecting shaft 25 are connected to chamfering rollers 28 through bearings to compact the edge of the groove.

[0023] Preferably, the side surface of the chamfering roller 28 is arc-shaped, and the edge of the groove is chamfered.

[0024] Preferably, a cylindrical pressing roller 29 is connected to one side of the chamfering roller 28 to extend the width of the compacted soil.

[0025] Preferably, the guard plate arm 15 is arc-shaped, and the tooth guard plate 18 is an arc-shaped plate, which corresponds to the corner of the chain 7.

[0026] Preferably, a columnar pin seat is provided on one side of the first movable seat 14, and the pin seat is connected to the end of the guard plate arm 15 through the second pin 16, so that the guard plate arm 15 has a larger adjustment angle.

[0027] Preferably, the transmission shaft 4 passes through the chain seat 5, and the end of the transmission shaft 4 is fixedly connected to the spiral blade 30, so that the transmission shaft 4 is directly driven to reduce costs.

[0028] Preferably, one side of the upper guard plate 9 extends to the end of the spiral blade 30 to protect the spiral blade 30 .

[0029] Preferably, the width of the grooving teeth 8 is greater than the width of the chain seat 5 .

[0030] Preferably, the width of the grooving teeth 8 is greater than the distance between the chamfering rollers 28 on both sides, so that the middle parts of the two chamfering rollers 28 can be inserted into the groove.

[0031] When using the utility model, the connecting plate 2 is connected to the loader, and the hydraulic motor 3 is connected to the hydraulic pump of the loader. The hydraulic pump connected to the engine provides hydraulic power to the hydraulic motor 3 through the control valve. The hydraulic motor 3 drives the transmission shaft 4 to rotate, and the transmission shaft 4 drives the active chain plate to rotate. The active chain plate drives the chain 7 to rotate, thereby realizing the ditching function. At the same time, the transmission shaft 4 also drives the spiral blade 30 to rotate, and the soil dug out by the chain 7 and the cutter teeth is discharged outward for a certain distance to prevent soil accumulation. After the soil moves to one side, the chamfering roller 28 squeezes the edge of the groove, compacts the soil at the edge of the groove and forms an arc-shaped chamfered structure.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A trencher for a loader, characterized in that: The invention comprises a machine base (1), a connecting plate (2) is arranged on one side of the machine base (1), a chain base (5) is fixedly connected to the machine base (1), a driving chain plate and a driven chain plate (6) are arranged on both sides of the chain base (5), the driving chain plate is connected to the driven chain plate (6) through a chain (7), a hydraulic motor (3) is fixedly arranged on the machine base (1), the hydraulic motor (3) is connected to the driving chain plate through a transmission shaft (4), a spiral blade (30) is connected to the end of the transmission shaft (4), the spiral blade (30) is arranged on one side of the chain base (5), and a plurality of groups of open The machine base (1) is provided with an upper guard plate (9) above, a connecting seat (10) is fixedly provided on the upper guard plate (9), one side of the connecting seat (10) is connected to a support arm (11) via a first pin shaft (12), the other side of the connecting seat (10) is fixedly connected to the support arm (11) via a fastener, the support arm (11) is provided with a slide rail (13), the support arm (11) is slidably connected to a first movable seat (14) via the slide rail (13), the first movable seat (14) is provided with a fastener and the fastener is matched with the support arm (11), one side of the first movable seat (14) is connected to the support arm (11) via a first pin shaft (12), the other side of the connecting seat (10) is fixedly connected to the support arm (11) via a fastener, the support arm (11) is provided with a slide rail (13), the support arm (11) is slidably connected to a first movable seat (14) via the slide rail (13), the first movable seat (14) is provided with a fastener and the fastener is matched with the support arm (11), and the first movable seat (14) is connected to the support arm (11) via a first pin shaft (12). A guard plate arm (15) is connected via a second pin shaft (16); the other side of the first movable seat (14) is connected to a connecting rod (17) via a fastener; the connecting rod (17) is provided with a long slot hole and is connected to the middle part of the guard plate arm (15) via a fastener; a toothed guard plate (18) is connected below the guard plate arm (15); the middle part of the support arm (11) is slidably connected to a second movable seat (19) via a slide rail (13); a fastener is provided on the second movable seat (19) and the fastener is matched with the support arm (11); the second movable seat (19) includes side panels (20) provided on both sides; the side panels (20) are 0) is provided with a slide groove (21) matching with the slide rail (13) on the inner side, a slide groove hole (24) is provided on the upper side of the side plate (20), a connecting shaft (25) is installed in the slide groove hole (24) in a clearance-matched manner, a sleeve shaft (26) is connected to the side of the connecting shaft (25), a spring seat (22) is provided on one side of the side plate (20), a spring shaft (23) is connected to the spring seat (22), a spring shaft (27) is sleeved on the spring shaft (23), one side of the spring shaft (23) is sleeved inside the sleeve shaft (26), and both sides of the connecting shaft (25) are connected to chamfering rollers (28) through bearings.

2. A trencher for a loader according to claim 1, characterized in that: The side surface of the chamfering roller (28) is arc-shaped.

3. A trencher for a loader according to claim 1, characterized in that: A cylindrical pressing roller (29) is connected to one side of the chamfering roller (28).

4. A trencher for a loader according to claim 1, characterized in that: The guard plate arm (15) is arc-shaped, and the tooth guard plate (18) is in the shape of an arc-shaped plate.

5. The trencher for a loader according to claim 1, characterized in that: A columnar pin seat is provided on one side of the first movable seat (14), and the pin seat is connected to the end of the guard plate arm (15) via a second pin (16).

6. The trencher for a loader according to claim 1, characterized in that: The transmission shaft (4) passes through the chain seat (5), and the end of the transmission shaft (4) is fixedly connected to the spiral blade (30).

7. The trencher for a loader according to claim 1, characterized in that: One side of the upper guard plate (9) extends to the end of the spiral blade (30).

8. The trencher for a loader according to claim 1, characterized in that: The width of the grooved teeth (8) is greater than the width of the chain seat (5).

9. The trencher for a loader according to claim 1, characterized in that: The width of the grooving teeth (8) is greater than the distance between the chamfering rollers (28) on both sides.

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