A kind of integrated digging, anchoring and protecting machine and its use method

Abstract

An integrated mining, anchoring and protection machine and its use method, wherein the main body of the integrated machine can slide forward and backward relative to the main walking shoe of the main support part; a sliding base is provided at the bottom of the main body, and a cutting range extension push cylinder is connected between the main walking shoe and the sliding base; limit support plates are provided on the left and right sides of the scraper conveyor of the shovel part, and a horizontal limit slide groove is provided on the plate, and a limit pin is provided in the horizontal limit slide groove, and the limit pin is fixedly connected to the outer shell of the scraper conveyor, and the limit pin has a linear movement freedom in the horizontal limit slide groove; the limit support plate is fixedly connected to the main walking shoe of the main support part; a safety transfer mechanism is provided between the outer shell of the scraper conveyor of the shovel part and the auxiliary walking shoe of the anchor support part. The use method is: start the auxiliary support part and the anchor support part; step forward and complete the cutting and collecting of coal; start the cutting range extension and complete the cutting and collecting of coal; start the main support part and disengage the auxiliary support part and the anchor support part; step forward; start the auxiliary support part and the anchor support part and disconnect the main support part.

Description

Technical Field

[0001] The invention belongs to the technical field of coal mine machinery, and in particular relates to an integrated digging, anchoring and protecting machine and a use method thereof. Background Art

[0002] At present, comprehensive excavation equipment is developing rapidly towards the trend of integration, and the structural design is becoming more and more mature, and it can meet the requirements of follow-up of the support mechanism and the excavation mechanism. However, the existing comprehensive excavation equipment still has certain limitations in cutting range and cutting efficiency. Taking the walking comprehensive excavation equipment as an example, every time the excavation mechanism takes a step forward, it can carry out cutting operations within a constant cutting range, and the larger the single cutting range, the higher the cutting efficiency. However, the single cutting range of the existing walking comprehensive excavation equipment is constant. Under the premise that the single cutting range cannot be further expanded, it is almost impossible to further improve the cutting efficiency. Summary of the invention

[0003] In view of the problems existing in the prior art, the present invention provides an integrated excavation, anchoring and protection machine and a method of use, which further increases the single cutting range and further improves the cutting efficiency, thereby further releasing the performance potential of the comprehensive excavation equipment.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an integrated mining, anchoring and protection machine, comprising a cutting part, a shoveling part, a main body, a main support part, a secondary support part and an anchoring support part; the main body is arranged on the main walking shoe of the main support part, the cutting part is arranged in front of the main body, and the shoveling part is arranged behind the cutting part and above the main body; the secondary support part is located on the left and right sides of the main support part, and a stepping walking and pushing cylinder is connected between the secondary walking shoe of the secondary support part and the main walking shoe of the main support part; the anchoring support part is located behind the main support part, and the auxiliary walking shoe of the anchoring support part is connected to the main walking shoe of the main support part. A follow-up dragging and pushing cylinder is connected between the sliding shoes; the main walking sliding shoe of the main body part relative to the main support part has the freedom of sliding forward and backward, a sliding base is arranged at the bottom of the main body part, and a guide support seat is arranged at the top of the main walking sliding shoe, the sliding base is arranged on the guide support seat, and the sliding base can move linearly along the guide support seat; a guide light rod is fixedly arranged inside the sliding base, and a guide sleeve is fixedly arranged at the lower end of the sliding base, the guide sleeve is mounted on the guide light rod, and the guide sleeve has the freedom of linear movement on the guide light rod; a cutting range extending and pushing cylinder is connected between the main walking sliding shoe and the sliding base.

[0005] Limit support plates are arranged on the left and right sides of the scraper conveyor of the shoveling part, a horizontal limit slide groove is opened on the limit support plate, a limit pin is arranged in the horizontal limit slide groove, one end of the limit pin is fixedly connected to the outer shell of the scraper conveyor, and the limit pin has linear movement freedom in the horizontal limit slide groove; the limit support plate is fixedly connected to the main walking shoe of the main support part.

[0006] A safety transfer mechanism is provided between the scraper conveyor housing of the shoveling part and the auxiliary walking shoe of the anchor support part; the safety transfer mechanism includes a hinge ear base, a transverse rotating shaft, a pitch and swing rotating connecting frame, a vertical rotating shaft, a horizontal rotating connecting frame, a longitudinal rotating shaft and a left and right swing rotating connecting frame; the hinge ear base is fixedly mounted on the auxiliary walking shoe, a vertical bar hinge hole is provided on the hinge ear base, the transverse rotating shaft is inserted into the vertical bar hinge hole, a limited position retaining spring is installed at the end of the transverse rotating shaft, the transverse rotating shaft has a rotational freedom, and the transverse rotating shaft has an up and down sliding freedom in the vertical bar hinge hole; the bottom of the pitch and swing rotating connecting frame is provided with a sliding sleeve structure, and the pitch and swing rotating connecting frame is connected to the transverse rotating shaft through the bottom sliding sleeve structure, and the pitch and swing rotating connecting frame can be rotated around the transverse rotating shaft. The pitch and swing connecting frame can rotate and move linearly along the horizontal rotating axis; the bottom of the vertical rotating axis is fixedly connected to the top of the pitch and swing connecting frame, and the top of the vertical rotating axis is rotatably connected to the bottom center of the horizontal rotating connecting frame, and the horizontal rotating connecting frame has rotational freedom relative to the vertical rotating axis; a circular hinge hole is opened at the top of the horizontal rotating connecting frame, and the longitudinal rotating axis is installed in the circular hinge hole; the bottom of the left and right swing connecting frame is set as a sliding sleeve structure, and the top of the left and right swing connecting frame is set as a flat plate structure. The left and right swing connecting frame is connected to the longitudinal rotating axis through the bottom sliding sleeve structure, and the left and right swing connecting frame can rotate around the longitudinal rotating axis, and the left and right swing connecting frame can move linearly along the longitudinal rotating axis; the left and right swing connecting frame is connected to the scraper conveyor casing through the top flat plate structure.

[0007] The method for using the integrated digging, anchoring and protecting machine comprises the following steps:

[0008] Step 1: The tunnel roof support is completed by the auxiliary support part and the anchor support part;

[0009] Step 2: Control the piston rods of the walking and moving cylinders and the follow-up dragging and moving cylinders to extend, so that the main support part, the main body part, the shoveling part and the cutting part move forward synchronously. At the same time, the cutting part completes the coal cutting operation, the shoveling part completes the collection and transportation of the fallen coal, and the anchoring support part completes the anchoring operation of the roadway roof and side walls;

[0010] Step 3: When the piston rod extension of the walking push cylinder and the follow-up drag push cylinder reaches the upper limit, in order to further expand the cutting range, the cutting range extension push cylinder is started at this time, and the piston rod of the cutting range extension push cylinder is controlled to extend, so that the main body, the shovel and the cutting part can move forward again, and the cutting and shovel operations can be continued;

[0011] Step 4: The main support part completes the support of the tunnel roof, and at the same time releases the support of the secondary support part and the anchor support part on the tunnel roof;

[0012] Step 5: Control the piston rods of the stepping walking push cylinder and the follow-up dragging push cylinder to retract, so that the auxiliary support part and the anchor support part move forward one step synchronously;

[0013] Step 6: The auxiliary support part and the anchor support part complete the tunnel roof support, and at the same time release the support of the main support part to the tunnel roof;

[0014] Step 7: Repeat steps 2 to 6 to achieve continuous step excavation operation.

[0015] Beneficial effects of the present invention:

[0016] The integrated excavator, anchor and guard machine and the method of use of the present invention achieve a further increase in the single cutting range, thereby achieving a further improvement in the cutting efficiency, thereby further releasing the performance potential of the comprehensive excavation equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A top view of a drilling, anchoring and guarding integrated machine of the present invention;

[0018] Figure 2 It is a front perspective view of a drilling, anchoring and guarding integrated machine of the present invention (components such as the auxiliary support part and the anchoring support part are not shown);

[0019] Figure 3 It is a front perspective view of a drilling, anchoring and guarding integrated machine of the present invention (components such as the auxiliary support part and the anchoring support part are not shown);

[0020] Figure 4 It is a schematic diagram of the assembly of the sliding base, the guide support seat, the guide light rod and the guide sliding sleeve of the present invention;

[0021] Figure 5 It is a schematic diagram of the assembly of the guide support seat and the guide light rod of the present invention;

[0022] Figure 6 It is a schematic structural diagram of the safety transfer mechanism of the present invention (the hinge ear base and the transverse rotation axis are not shown);

[0023] In the figure, 1 is a cutting part, 2 is a shoveling part, 3 is a main body, 4 is a main support part, 5 is a secondary support part, 6 is an anchoring support part, 7 is a main walking shoe, 8 is a secondary walking shoe, 9 is a walking push cylinder, 10 is an auxiliary walking shoe, 11 is a follow-up drag push cylinder, 12 is a sliding base, 13 is a guide support seat, 14 is a guide light rod, 15 is a guide sleeve, 16 is a cutting range extending push cylinder, 17 is a scraper conveyor, 18 is a limit support plate, 19 is a horizontal limit slide groove, 20 is a limit pin, 21 is a hinge ear base, 22 is a horizontal rotating shaft, 23 is a pitch swing connecting frame, 24 is a vertical rotating shaft, 25 is a horizontal slewing connecting frame, 26 is a longitudinal rotating shaft, 27 is a left and right swing connecting frame, 28 is a vertical bar hinge hole, and 29 is a limit retaining spring. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0025] like Figures 1 to 6 As shown, a mining, anchoring and protection integrated machine comprises a cutting part 1, a shoveling part 2, a main body 3, a main support part 4, a secondary support part 5 and an anchoring support part 6; the main body 3 is arranged on a main walking shoe 7 of the main support part 4, the cutting part 1 is arranged in front of the main body 3, and the shoveling part 2 is arranged behind the cutting part 1 and above the main body 3; the secondary support part 5 is located on the left and right sides of the main support part 4, and a stepping walking and pushing cylinder 9 is connected between the secondary walking shoe 8 of the secondary support part 5 and the main walking shoe 7 of the main support part 4; the anchoring support part 6 is located behind the main support part 4, and a follow-up dragging and pushing cylinder is connected between the auxiliary walking shoe 10 of the anchoring support part 6 and the main walking shoe 7 of the main support part 4 11; the main body 3 has the freedom to slide forward and backward relative to the main walking shoe 7 of the main support part 4, a sliding base 12 is arranged at the bottom of the main body 3, and a guide support seat 13 is arranged on the top of the main walking shoe 7, the sliding base 12 is arranged on the guide support seat 13, and the sliding base 12 can move linearly along the guide support seat 13; a guide light rod 14 is fixedly arranged inside the sliding base 12, and a guide sleeve 15 is fixedly arranged at the lower end of the sliding base 12, the guide sleeve 15 is mounted on the guide light rod 14, and the guide sleeve 15 has the freedom to move linearly on the guide light rod 14; a cutting range extension push cylinder 16 is connected between the main walking shoe 7 and the sliding base 12.

[0026] A limit support plate 18 is arranged on the left and right sides of the scraper conveyor 17 of the shovel transport part 2, a horizontal limit slide groove 19 is opened on the limit support plate 18, a limit pin 20 is arranged in the horizontal limit slide groove 19, one end of the limit pin 20 is fixedly connected to the outer shell of the scraper conveyor 17, and the limit pin 20 has a linear movement freedom in the horizontal limit slide groove 19; the limit support plate 18 is fixedly connected to the main walking shoe 7 of the main support part 4.

[0027] A safety transfer mechanism is provided between the outer shell of the scraper conveyor 17 of the shovel transport part 2 and the auxiliary walking shoe 10 of the anchor support part 6; the safety transfer mechanism includes a hinge ear base 21, a transverse rotating shaft 22, a pitching and swinging connecting frame 23, a vertical rotating shaft 24, a horizontal rotating connecting frame 25, a longitudinal rotating shaft 26 and a left and right swinging connecting frame 27; the hinge ear base 21 is fixedly mounted on the auxiliary walking shoe 10, and a vertical bar hinge hole 28 is provided on the hinge ear base 21, the transverse rotating shaft 22 is inserted into the vertical bar hinge hole 28, and a limited position retaining spring 29 is installed at the end of the transverse rotating shaft 22, the transverse rotating shaft 22 has a rotational degree of freedom, and the transverse rotating shaft 22 has an up and down sliding degree of freedom in the vertical bar hinge hole 28; the bottom of the pitching and swinging connecting frame 23 is set as a sliding sleeve structure, and the pitching and swinging connecting frame 23 is connected to the transverse rotating shaft 22 through the bottom sliding sleeve structure, and the pitching and swinging connecting frame 23 can rotate around the transverse The rotating shaft 22 rotates, and the pitch and swing connecting frame 23 can move linearly along the horizontal rotating shaft 22; the bottom of the vertical rotating shaft 24 is fixedly connected to the top of the pitch and swing connecting frame 23, and the top of the vertical rotating shaft 24 is rotatably connected to the bottom center of the horizontal rotating connecting frame 25, and the horizontal rotating connecting frame 25 has rotational freedom relative to the vertical rotating shaft 24; a circular hinge hole is opened at the top of the horizontal rotating connecting frame 25, and the longitudinal rotating shaft 26 is installed in the circular hinge hole; the bottom of the left and right swing connecting frame 27 is set as a sliding sleeve structure, and the top of the left and right swing connecting frame 27 is set as a flat plate structure. The left and right swing connecting frame 27 is connected to the longitudinal rotating shaft 26 through the bottom sliding sleeve structure, and the left and right swing connecting frame 27 can rotate around the longitudinal rotating shaft 26, and the left and right swing connecting frame 27 can move linearly along the longitudinal rotating shaft 26; the left and right swing connecting frame 27 is connected to the outer shell of the scraper conveyor 17 through the top flat plate structure. Due to the existence of the safety transfer mechanism, the hidden danger of the cutting part 1 being too far forward and causing the center of gravity to move forward and become unstable when the cutting range is increased can be effectively avoided, and at the same time, multi-degree-of-freedom follow-up adjustment can be achieved.

[0028] The method for using the integrated digging, anchoring and protecting machine comprises the following steps:

[0029] Step 1: The tunnel roof support is completed by the auxiliary support part 5 and the anchor support part 6;

[0030] Step 2: Control the piston rods of the walking and pushing cylinder 9 and the follow-up dragging and pushing cylinder 11 to extend, so that the main support part 4, the main body part 3, the shoveling part 2 and the cutting part 1 move forward synchronously, and at the same time, the cutting part 1 completes the coal cutting operation, the shoveling part 2 completes the collection and transportation of the fallen coal, and the anchoring support part 6 completes the anchoring operation of the roadway roof and side walls;

[0031] Step 3: When the piston rod extension of the walking push cylinder 9 and the follow-up drag push cylinder 11 reaches the upper limit, in order to further expand the cutting range, the cutting range extension push cylinder 16 is started, and the piston rod of the cutting range extension push cylinder 16 is controlled to extend, so that the main body 3, the shovel transport part 2 and the cutting part 1 can move forward again, and the cutting and shovel transport operations can be continued;

[0032] Step 4: The main support part 4 completes the support of the tunnel roof, and at the same time releases the support of the tunnel roof by the secondary support part 5 and the anchor support part 6;

[0033] Step 5: Control the piston rods of the stepping walking push cylinder 9 and the follow-up dragging push cylinder 11 to retract, so that the auxiliary support part 5 and the anchoring support part 6 move forward synchronously by one step;

[0034] Step 6: The auxiliary support part 5 and the anchor support part 6 complete the support of the tunnel roof, and at the same time release the support of the main support part 4 to the tunnel roof;

[0035] Step 7: Repeat steps 2 to 6 to achieve continuous step excavation operation.

[0036] The solutions in the embodiments are not intended to limit the patent protection scope of the present invention. All equivalent implementations or changes that do not deviate from the present invention are included in the patent scope of this case.

Claims

1. A drilling, anchoring and protection integrated machine, characterized in that: The shovel-carrying part is provided at the rear of the cutting part and above the main body; the auxiliary supporting part is located at the left and right sides of the main supporting part, and a stepping walking and pushing oil cylinder is connected between the auxiliary walking shoes of the auxiliary supporting part and the main walking shoes of the main supporting part; the anchoring supporting part is located at the rear of the main supporting part, and a follow-up dragging and pushing oil cylinder is connected between the auxiliary walking shoes of the anchoring supporting part and the main walking shoes of the main supporting part; the main body has a forward and backward sliding freedom relative to the main walking shoes of the main supporting part, a sliding base is provided at the bottom of the main body, and a guide support seat is provided at the top of the main walking shoe, and the sliding base is provided on the guide support seat. The sliding base can move linearly along the guide support seat; a guide light rod is fixedly provided inside the sliding base, a guide sliding sleeve is fixedly provided at the lower end of the sliding base, the guide sliding sleeve is mounted on the guide light rod, and the guide sliding sleeve has linear movement freedom on the guide light rod; a cutting range-increasing push cylinder is connected between the main walking shoe and the sliding base; limited support plates are arranged on the left and right sides of the scraper conveyor of the shovel transport part, a horizontal limit slide groove is opened on the limit support plate, a limit pin is arranged in the horizontal limit slide groove, one end of the limit pin is fixedly connected to the outer shell of the scraper conveyor, and the limit pin has linear movement freedom in the horizontal limit slide groove; the limit support plate is fixedly connected to the main walking shoe of the main support part; a safety transfer mechanism is arranged between the outer shell of the scraper conveyor of the shovel transport part and the auxiliary walking shoe of the anchor support part; The safety transfer mechanism includes a hinge ear base, a transverse rotating shaft, a pitch and swing rotating connection frame, a vertical rotating shaft, a horizontal rotating connection frame, a longitudinal rotating shaft and a left and right swing rotating connection frame; the hinge ear base is fixedly mounted on the auxiliary walking sliding shoe, and a vertical strip hinge hole is opened on the hinge ear base, the transverse rotating shaft is inserted into the vertical strip hinge hole, and a limit spring is installed at the end of the transverse rotating shaft. The transverse rotating shaft has a rotational degree of freedom, and the transverse rotating shaft has an up and down sliding degree of freedom in the vertical strip hinge hole; the bottom of the pitch and swing rotating connection frame is set as a sliding sleeve structure, and the pitch and swing rotating connection frame is connected to the transverse rotating shaft through the bottom sliding sleeve structure, the pitch and swing rotating connection frame can rotate around the transverse rotating shaft, and the pitch and swing rotating connection frame can move linearly along the transverse rotating shaft Movement; the bottom of the vertical rotating shaft is fixedly connected to the top of the pitch swing connecting frame, and the top of the vertical rotating shaft is rotatably connected to the bottom center of the horizontal rotating connecting frame, and the horizontal rotating connecting frame has a rotational freedom relative to the vertical rotating shaft; a circular hinge hole is opened at the top of the horizontal rotating connecting frame, and the longitudinal rotating shaft is installed in the circular hinge hole; the bottom of the left and right swing connecting frame is set as a sliding sleeve structure, and the top of the left and right swing connecting frame is set as a flat plate structure. The left and right swing connecting frame is connected to the longitudinal rotating shaft through the bottom sliding sleeve structure, and the left and right swing connecting frame can rotate around the longitudinal rotating shaft, and the left and right swing connecting frame can move linearly along the longitudinal rotating shaft; the left and right swing connecting frame is connected to the scraper conveyor casing through the top flat plate structure.

2. The method for using the integrated digging, anchoring and protection machine according to claim 1 is characterized in that The steps include: Step 1: The tunnel roof support is completed by the auxiliary support part and the anchor support part; Step 2: Control the piston rods of the walking and moving cylinders and the follow-up dragging and moving cylinders to extend, so that the main support part, the main body part, the shoveling part and the cutting part move forward synchronously. At the same time, the cutting part completes the coal cutting operation, the shoveling part completes the collection and transportation of the fallen coal, and the anchoring support part completes the anchoring operation of the roadway roof and side walls; Step 3: When the piston rod extension of the walking push cylinder and the follow-up drag push cylinder reaches the upper limit, in order to further expand the cutting range, the cutting range extension push cylinder is started at this time, and the piston rod of the cutting range extension push cylinder is controlled to extend, so that the main body, the shovel and the cutting part can move forward again, and the cutting and shovel operations can be continued; Step 4: The main support part completes the support of the tunnel roof, and at the same time releases the support of the secondary support part and the anchor support part on the tunnel roof; Step 5: Control the piston rods of the stepping walking push cylinder and the follow-up dragging push cylinder to retract, so that the auxiliary support part and the anchor support part move forward one step synchronously; Step 6: The auxiliary support part and the anchor support part complete the tunnel roof support, and at the same time release the support of the main support part to the tunnel roof; Step 7: Repeat steps 2 to 6 to achieve continuous step excavation operation.

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