Speed-adjustable jackdrill chain propelling system

Abstract

The utility model belongs to the technical field of rock drills, and particularly relates to a speed-adjustable rock drill chain propelling system which comprises a propelling frame, a sliding seat is slidably connected to the top of the propelling frame, a drill rod is mounted at one end of the sliding seat, and a mounting seat is fixedly connected to the end, away from a connecting seat, of the propelling frame. A driving motor is mounted on the outer wall of the mounting base, the output end of the driving motor is connected with a first connecting shaft, and the outer wall of the first connecting shaft is fixedly connected with a driving gear. The driving motor drives the driving gear on the outer wall of the first connecting shaft to rotate, then the transmission chain drives the driven gear to rotate, and at the moment, the sliding seats connected with the connecting bolts at the two ends of the transmission chain can move along the propelling frame, so that the sliding seats drive the drill rod to propel. And the mode that the driving motor drives the transmission chain to push the drill rod is adopted, the pushing speed can be adjusted more accurately, and then practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rock drill chain propulsion system technical field, concretely relates to a kind of speed-adjustable rock drill chain propulsion system. BACKGROUND

[0002] Rock drill is indispensable key equipment in mining, tunnel excavation and other engineering, and it breaks rock through mechanical impact and rotation, to realize drilling operation. According to power source, it has various types. Pneumatic rock drill uses compressed air as power, and it is simple in structure and easy to operate and maintain. Electric rock drill is driven by motor, and it is convenient to obtain energy. Internal combustion rock drill works by using gasoline explosion force, and it is suitable for places without power supply and gas supply. Hydraulic rock drill is driven by hydraulic pressure, and it has high drilling speed and impact power. According to propulsion method, it can be divided into handheld type, air leg type and the like. When working, the impact mechanism of rock drill drives piston to impact steel drill to break rock, and the rotary mechanism drives steel drill to rotate, and rock debris is discharged by using pressure water or compressed air. It is widely used in mining, railway and highway tunnel construction, water conservancy project construction and other fields, and it significantly improves rock drilling efficiency, and it is an important equipment for modern engineering construction.

[0003] At present, the existing rock drill usually uses hydraulic or pneumatic method to propel drill rod, but in order to facilitate use, it is necessary to adjust the propulsion speed according to actual situation, and the propulsion system of traditional rock drill uses hydraulic or pneumatic method, so that the propulsion speed of drill rod is difficult to adjust, and only uniform speed can be maintained to realize drill rod propulsion, thereby reducing the practicability of rock drill propulsion system. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of speed-adjustable rock drill chain propulsion system, to solve the problem that the existing rock drill in the process of propelling drill rod usually uses hydraulic or pneumatic method to propel, but in order to facilitate use, it is necessary to adjust the propulsion speed according to actual situation, and the propulsion system of traditional rock drill uses hydraulic or pneumatic method, so that the propulsion speed of drill rod is difficult to adjust, and only uniform speed can be maintained to realize drill rod propulsion, thereby reducing the practicability of rock drill propulsion system.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of speed-adjustable rock drill chain propulsion system, including propulsion frame, the top of the propulsion frame is slidably connected with sliding seat, one end of the sliding seat is installed with drill rod, the end of the propulsion frame away from connecting seat is fixedly connected with mounting seat, the outer wall of the mounting seat is installed with driving motor;

[0006] The output end of the driving motor is connected with a first connecting shaft, the outer wall of the first connecting shaft is fixedly connected with a driving gear, the end, away from the mounting base, of the advancing frame is rotatably connected with a second connecting shaft, the outer wall of the second connecting shaft is fixedly connected with a driven gear, the inner side of the advancing frame is provided with a transmission chain, and the two ends of the transmission chain are connected with connecting bolts.

[0007] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, the end, away from the transmission chain, of the connecting bolt is connected with the sliding seat.

[0008] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, the driving gear and the driven gear are connected through the transmission chain.

[0009] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, one end of the advancing frame is fixedly connected with a connecting seat, and the top of the connecting seat is provided with a guide sleeve.

[0010] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, the end, away from the sliding seat, of the drill rod can penetrate into the inner side of the guide sleeve.

[0011] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, the top of the advancing frame is provided with a fixing seat, and the top of the fixing seat is provided with a guide block.

[0012] As the speed-adjustable rock drill chain advancing system of the utility model is optimized, the guide block is in U shape, and the guide block is sleeved on the outer wall of the drill rod.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] The driving motor drives the driving gear on the outer wall of the first connecting shaft to rotate, then the transmission chain drives the driven gear to rotate, the sliding seat connected by the connecting bolts at the two ends of the transmission chain can move along the advancing frame, so that the sliding seat drives the drill rod to advance, and the driving motor drives the transmission chain to advance the drill rod, which can more accurately adjust the advancing speed and improve the practicability.

[0015] When the transmission chain drives the sliding seat to move and advance the drill rod, the outer wall of the drill rod can be positioned and guided by sleeving the guide block, and the guide sleeve can improve the stability of the drill rod advancing. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0017] Figure 1 It is a first main view structural schematic diagram of the present application;

[0018] Figure 2 It is a second main view structural schematic diagram of the present application;

[0019] Figure 3 It is a second main view sectional structural schematic diagram of the present application;

[0020] Figure 4 It is an A enlarged structural schematic diagram of the present application;

[0021] Figure 5 It is a B enlarged structural schematic diagram of the present application.

[0022] In the drawings: 1, a pushing frame; 2, a connecting seat; 3, a sliding seat; 4, a drill rod; 5, a mounting seat; 6, a driving motor; 7, a first connecting shaft; 8, a driving gear; 9, a second connecting shaft; 10, a driven gear; 11, a transmission chain; 12, a connecting bolt; 13, a fixing seat; 14, a guide block; 15, a guide sleeve. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-5 The present application provides the following technical scheme: a speed-adjustable rock drill chain pushing system, comprising a pushing frame 1, a sliding seat 3 is slidingly connected to the top of the pushing frame 1, a drill rod 4 is installed at one end of the sliding seat 3, a mounting seat 5 is fixedly connected to the end of the pushing frame 1 away from the connecting seat 2, and a driving motor 6 is installed on the outer wall of the mounting seat 5;

[0025] The output end of the driving motor 6 is connected with a first connecting shaft 7, the outer wall of the first connecting shaft 7 is fixedly connected with a driving gear 8, the end of the pushing frame 1 away from the mounting seat 5 is rotationally connected with a second connecting shaft 9, the outer wall of the second connecting shaft 9 is fixedly connected with a driven gear 10, a transmission chain 11 is arranged on the inner side of the pushing frame 1, and the two ends of the transmission chain 11 are connected with connecting bolts 12;

[0026] It should be noted that the two ends of the sliding seat 3 are connected with the two ends of the transmission chain 11 through a connecting bolt 12 respectively, and the driving motor 6 is connected with the control algorithm through power electronic technology, so as to realize the accurate adjustment of the motor speed, torque and position.

[0027] Preferably, the end of the connecting bolt 12 away from the transmission chain 11 is connected with the sliding seat 3, and the driving gear 8 and the driven gear 10 are connected through the transmission chain 11.

[0028] In specific use, the driving motor 6 drives the driving gear 8 on the outer wall of the first connecting shaft 7 to rotate, and then the transmission chain 11 drives the driven gear 10 to rotate, at this time the sliding seat 3 connected by the connecting bolt 12 at both ends of the transmission chain 11 can move along the advancing frame 1, so as to drive the drill rod 4 to advance, and the driving motor 6 drives the transmission chain 11 to advance the drill rod 4, which can more accurately adjust the advancing speed and improve the practicability.

[0029] Preferably, one end of the advancing frame 1 is fixedly connected with a connecting seat 2, the top of the connecting seat 2 is provided with a guide sleeve 15, one end of the drill rod 4 away from the sliding seat 3 can penetrate into the inner side of the guide sleeve 15, the top of the advancing frame 1 is provided with a fixed seat 13, the top of the fixed seat 13 is provided with a guide block 14, the guide block 14 is in U-shaped, and the guide block 14 is sleeved on the outer wall of the drill rod 4.

[0030] It should be noted that the guide sleeve 15 and the guide block 14 are on the same horizontal line, and the outer wall of the drill rod 4 is located in the U-shaped groove of the guide block 14.

[0031] In specific use, through the arrangement of the fixed seat 13, the guide block 14 and the guide sleeve 15, when the transmission chain 11 drives the sliding seat 3 to move and advance the drill rod 4, the outer wall of the drill rod 4 can be positioned and guided due to the sleeving of the guide block 14, and the stability of the advancement of the drill rod 4 can be improved in cooperation with the guide sleeve 15.

[0032] The working principle is as follows: first, the driving motor 6 drives the driving gear 8 on the outer wall of the first connecting shaft 7 to rotate, and then the transmission chain 11 drives the driven gear 10 to rotate, at this time the sliding seat 3 connected by the connecting bolt 12 at both ends of the transmission chain 11 can move along the advancing frame 1, so as to drive the drill rod 4 to advance, and the driving motor 6 drives the transmission chain 11 to advance the drill rod 4, which can more accurately adjust the advancing speed and improve the practicability, and through the arrangement of the fixed seat 13, the guide block 14 and the guide sleeve 15, when the transmission chain 11 drives the sliding seat 3 to move and advance the drill rod 4, the outer wall of the drill rod 4 can be positioned and guided due to the sleeving of the guide block 14, and the stability of the advancement of the drill rod 4 can be improved in cooperation with the guide sleeve 15.

[0033] Finally, it should be noted that: the above is only the preferred embodiment of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A speed-adjustable rock drill chain propulsion system, comprising a propulsion frame (1), characterized in that: The top of the pusher frame (1) is slidably connected to a sliding seat (3), and a drill rod (4) is installed at one end of the sliding seat (3). The end of the pusher frame (1) away from the connecting seat (2) is fixedly connected to a mounting seat (5), and a drive motor (6) is installed on the outer wall of the mounting seat (5). The output end of the drive motor (6) is connected to a first connecting shaft (7), and a drive gear (8) is fixedly connected to the outer wall of the first connecting shaft (7). The end of the push frame (1) away from the mounting base (5) is rotatably connected to a second connecting shaft (9), and a driven gear (10) is fixedly connected to the outer wall of the second connecting shaft (9). A transmission chain (11) is provided on the inner side of the push frame (1), and connecting bolts (12) are connected to both ends of the transmission chain (11).

2. The adjustable-speed rock drill chain propulsion system according to claim 1, characterized in that: The end of the connecting bolt (12) away from the transmission chain (11) is connected to the sliding seat (3).

3. The adjustable-speed rock drill chain propulsion system according to claim 1, characterized in that: The driving gear (8) and the driven gear (10) are connected by a transmission chain (11).

4. The adjustable-speed rock drill chain propulsion system according to claim 1, characterized in that: One end of the propulsion frame (1) is fixedly connected to a connecting seat (2), and a guide sleeve (15) is installed on the top of the connecting seat (2).

5. The adjustable-speed rock drill chain propulsion system according to claim 1, characterized in that: The end of the drill rod (4) away from the sliding seat (3) can penetrate the inside of the guide sleeve (15).

6. The adjustable-speed rock drill chain propulsion system according to claim 5, characterized in that: A fixed seat (13) is installed on the top of the propulsion frame (1), and a guide block (14) is installed on the top of the fixed seat (13).

7. The adjustable-speed rock drill chain propulsion system according to claim 6, characterized in that: The guide block (14) is U-shaped and is sleeved on the outer wall of the drill rod (4).

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