Automatic rod feeding box

Abstract

The utility model relates to the technical field of underground drill rig equipment, in particular to an automatic rod feeding box which comprises a rod storage box, and partition plates arranged side by side are correspondingly arranged on the two sides of the interior of the rod storage box. A horizontal rod feeding mechanism is arranged at the bottom of the partition plate, lifting mechanisms are arranged on the two sides of the horizontal rod feeding mechanism, the bottom of the horizontal rod feeding mechanism is in transmission connection with a first driving device, and a supporting groove used for containing a drill rod is formed in the front end of the supporting frame. According to the technical scheme, the drill rod storage boxes are located on the two sides of the machine body and the rear portion of the rotating device, under the cooperation of the horizontal transmission mechanism and the lifting mechanism, the drill rod at the bottommost portion of each drill rod storage box is sent out, and the drill rod is conveyed out through the second driving device and the third driving device. The clamping jaw is used for grabbing, vertically and transversely moving and then moving to a rod feeding position, the operation radius of the clamping jaw is small, and the device is particularly used in low and narrow roadways. The structure is simple, stability is good and cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to a drift drilling machine equipment technical field especially relates to a kind of automatic rod box. BACKGROUND

[0002] Power head type drift drilling machine is a kind of efficient drilling equipment, can realize the rotary motion of drilling tool, feed and pullout action, and is widely used in coal mine, geological exploration, tunnel engineering and other fields.At present, some advanced power head type drift drilling machine is equipped with automatic rod adding device, and the device can automatically complete the operations such as grabbing, conveying, connecting and clamping of drill pipe, greatly reducing the labor intensity and safety risk of operators.

[0003] In the prior art, patent number CN202410573525.8, a kind of high-efficiency intelligent coal mine with the patent of automatic drill vehicle of grabbing and placing drill pipe, uses conveying robot to grab, convey and place drill pipe, and the conveying robot includes a base, a mechanical arm body, a mechanical arm large arm, a mechanical arm small arm and a mechanical arm gripper fixedly installed with the main machine body, so that it has six degrees of freedom, so that the robot moves in a nearly spherical working range, and the joints realize the free movement of the robot arm in three-dimensional space, so as to achieve the purpose of grabbing and conveying drill pipe.

[0004] However, the above-mentioned automatic drill vehicle still has the following problems: on the one hand, the mechanical arm is a high-precision, multi-input and multi-output complex mechanical system, and the cost of operation and maintenance is high; on the other hand, in the low, narrow and space-limited environment, the mechanical arm needs enough space to complete the operations such as grabbing, conveying, connecting and clamping, and the operation radius is large, so the adaptability is also reduced. UTILITY MODEL CONTENTS

[0005] To solve the problems of large operation radius, low adaptability and complex mechanical system in the prior art, the utility model provides an automatic rod box, which has small operation radius and simple structure.

[0006] To achieve the above-mentioned purpose, the utility model provides an automatic rod box, which includes a rod storage box, and parallelly arranged partition plates are arranged on both sides of the interior of the rod storage box; a horizontal rod conveying mechanism is arranged at the bottom of the partition plate, the horizontal rod conveying mechanism includes a support frame, and a groove for placing the drill pipe is arranged at the front end of the support frame; a lifting mechanism is arranged on both sides of the horizontal rod conveying mechanism, and a first driving device is drivingly connected to the bottom of the horizontal rod conveying mechanism.

[0007] Further, it further includes a grabbing mechanism, a second driving device for driving the grabbing mechanism to lift, and a third driving device for driving the second driving device to move horizontally.

[0008] Further, the lifting mechanism comprises a bracket and a lifting rod connected with the bracket, and a clamping groove matched with the shape of the drill rod is arranged on the upper portion of the bracket.

[0009] Further, the bottom of the support frame is provided with a transmission rack, the first driving device comprises a motor and a transmission gear in transmission connection with the motor, and the transmission gear is in meshing transmission connection with the transmission rack.

[0010] Further, the grabbing mechanism comprises a fixing seat, a telescopic cylinder is mounted on the inner side of the bottom of the fixing seat, an output end with a double-sided rack is arranged at the end of the telescopic cylinder, and two clamping jaws are hingedly arranged on the two sides of the bottom of the fixing seat, and the upper ends of the two clamping jaws are provided with arc-shaped gears in meshing transmission connection with the double-sided rack.

[0011] Further, the second driving device comprises a vertical telescopic rod, the output end of the vertical telescopic rod is fixedly connected with the fixing seat, an anti-explosion travel switch is arranged on the side surface of the vertical telescopic rod, the third driving device comprises a guide rail support and a transmission motor, a sliding block is arranged on the guide rail support, the transmission motor is in transmission connection with the sliding block through a chain, and the sliding block is fixedly connected with the vertical telescopic rod, and a displacement sensor matched with the sliding block is arranged on the guide rail support.

[0012] The automatic drill rod feeding box has the advantages that the drill rod box is located at the two sides of the machine body and the rear portion of the rotating device, one drill rod at the bottom of the drill rod box is sent out through the horizontal transmission mechanism and the lifting mechanism, and the drill rod is grabbed by the clamping jaw, is moved vertically and horizontally, and is moved to the drill rod feeding position, the operation radius of the clamping jaw is small, the automatic drill rod feeding box is especially suitable for use in low and narrow tunnels, has the advantages of simple structure, good stability and low cost. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a use state structure diagram of the automatic drill rod feeding box in the utility model;

[0014] Figure 2 It is Figure 1 an enlarged view of A in the utility model;

[0015] Figure 3 It is Figure 1 a side view structure diagram of the utility model;

[0016] Figure 4 It is Figure 1 a front view structure diagram of the utility model;

[0017] Figure 5 It is Figure 1 a top view of the utility model;

[0018] Figure 6 It is a whole structure schematic diagram of the automatic drill rod feeding box in the utility model;

[0019] In the figure: 1, the rod storage box; 2, the partition plate; 3, the support frame; 4, the bracket; 5, the lifting rod; 6, the clamping groove; 7, the guide rod; 8, the transmission rack; 9, the transmission gear; 10, the fixed seat; 11, the clamping jaw; 12, the double-sided rack; 13, the arc gear; 14, the vertical telescopic rod; 15, the travel switch; 16, the guide rail support; 17, the sliding block; 18, the displacement sensor; 19, the machine body; 20, the drill rod; 21, the rod feeding position; 22, the transmission motor; 23, the chain; 24, the bracket. DETAILED DESCRIPTION

[0020] The automatic rod feeding box will be described in detail below in combination with specific embodiments.

[0021] As shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 An automatic rod feeding box comprises a rod storage box 1, and parallel partition plates 2 are arranged on both sides of the interior of the rod storage box 1. The bottom of each partition plate 2 is provided with a horizontal rod feeding mechanism, and the horizontal rod feeding mechanism comprises a support frame 7, and the front end of the support frame 7 is provided with a bracket 4 for placing a drill rod 20. The two sides of the horizontal rod feeding mechanism are provided with a lifting mechanism, and the bottom of the horizontal rod feeding mechanism is drivingly connected with a first driving device. The automatic rod feeding box further comprises a grabbing mechanism, a second driving device for driving the grabbing mechanism to move up and down, and a third driving device for driving the second driving device to move horizontally.

[0022] The automatic rod feeding box can be used in combination with the drilling machine of CN116163664A for adding rods without stopping drilling, and is installed behind the rotary mechanism mounting seat on both sides of the machine body 19. The drill rods 20 are placed in the rod storage box 1 along the partition plates 2 in sequence, and the bottommost drill rod 20 falls on the lifting mechanism. During the rod feeding process, the lifting mechanism holds the bottommost drill rod 20, the horizontal rod feeding mechanism is started, the bracket 4 enters the space below the bottommost drill rod 20 of a certain partition plate 2, then the lifting mechanism is lowered, the bottommost drill rod 20 falls on the support frame 3, and a drill rod 20 corresponding to the bracket 4 falls into the bracket 4. The first driving device drives the support frame 3 to move to the rod feeding position 21 behind the rotary mechanism, i.e., to move forward, the bracket 4 takes out the drill rod 20 from the rod storage box 1, then the lifting mechanism is raised, other drill rods 20 are held, the third driving device drives the second driving device to move above the bracket 4, the second driving device drives the grabbing mechanism to lower and grab the drill rod 20, then the drill rod 20 is moved to the rod feeding position 21, ready to be fed to the rotary mechanism for installation, and finally, each mechanism is reset, ready for the next rod feeding.

[0023] As shown in Figure 3 , Figure 6As shown, the lifting mechanism includes a bracket 24 and a lifting rod 5 connected with the bracket 24, the bracket 24 is provided with a plurality of clamping grooves 6 arranged side by side and matched with the shape of the drill pipe 20 at the upper portion. The clamping grooves 6 are spaced apart from the partition plate 2 by a consistent distance, so as to stably lift the drill pipe 20 in each partition plate 2. The bracket 24 is provided at both ends of the bottom of the drill pipe 20, the lifting rod 5 is a hydraulic cylinder, the extending end of the hydraulic cylinder is connected with the side of the bracket 24 through a link, and the bracket 24 is provided with a guide rod 7 at both sides. The two brackets 24 are symmetrically arranged.

[0024] As shown in Figure 3 , Figure 6 , the support frame 7 is provided with a transmission rack 8 at the bottom, the first driving device includes a motor and a transmission gear 9 drivingly connected with the motor, and the transmission gear 9 is in meshing transmission connection with the transmission rack 8. The motor is an explosion-proof motor, the motor drives the transmission gear 9 to rotate, thereby driving the support frame 7 to move horizontally through the transmission rack 8, moving the support groove 4 below the drill pipe 20 at the bottom of each partition plate 2, so that the drill pipe 20 falls into the support groove 4.

[0025] As shown in Figure 2 , the grabbing mechanism includes a fixed seat 10, a telescopic cylinder is mounted at the bottom of the fixed seat 10, the end of the telescopic cylinder is provided with an output end with a double-sided rack 12, and two corresponding clamping jaws 11 are hingedly connected at both sides of the bottom of the fixed seat 10, the upper ends of the two clamping jaws 11 are provided with arc-shaped gears 13 in meshing transmission connection with the double-sided rack 12. The double-sided rack 12 of the telescopic cylinder is elongated and contracted, driving the clamping jaws 11 to open and close, so as to be able to clamp the drill pipe 20 or release the drill pipe 20.

[0026] The second driving device includes a vertical telescopic rod 14, the output end of the vertical telescopic rod 14 is fixedly connected with the fixed seat 10; an explosion-proof travel switch 15 is arranged at the side of the vertical telescopic rod 14; the third driving device includes a guide rail support 16 and a transmission motor 22, the guide rail support 16 is provided with a sliding block 17, the transmission motor 22 is in transmission connection with the sliding block 17 through a chain 23, and the sliding block 17 is fixedly connected with the vertical telescopic rod 14; a displacement sensor 18 matched with the sliding block 17 is arranged on the guide rail support 16. The vertical telescopic rod 14 drives the grabbed drill pipe 20 to move up and down by a height; the transmission motor 22 drives the sliding block 17 and the second driving mechanism, and the grabbed drill pipe 20 to move horizontally; thereby moving the grabbed drill pipe 20 to a pipe feeding position 21. Through the arrangement of the explosion-proof travel switch 15 and the displacement sensor 18, the position of the drill pipe 20 moved and fed can be controlled in the vertical direction and the horizontal direction, and the pipe feeding accuracy is improved.

Claims

1. An automatic rod feeding magazine comprising a rod storage magazine (1), characterized in that, The inside of the storage rod box (1) is provided with parallelly arranged partition plates (2) on both sides; the bottom of the partition plate (2) is provided with a horizontal rod feeding mechanism, the horizontal rod feeding mechanism comprises a support frame (7), the front end of the support frame (7) is provided with a supporting groove (4) for placing a drill rod (20); the two sides of the horizontal rod feeding mechanism are provided with a lifting mechanism, and the bottom of the horizontal rod feeding mechanism is drivingly connected with a first driving device.

2. The automatic rod magazine box according to claim 1, characterized in that It also comprises a grabbing mechanism, a second driving device for driving the grabbing mechanism to lift, and a third driving device for driving the second driving device to move horizontally.

3. The automatic rod magazine box according to claim 2, wherein The grabbing mechanism comprises a fixed seat (10), a telescopic cylinder is mounted on the bottom inner side of the fixed seat (10), the end of the telescopic cylinder is provided with an output end with a double-sided rack (12), and the two sides of the bottom of the fixed seat (10) are hingedly connected with two corresponding clamping jaws (11); the upper ends of the two clamping jaws (11) are provided with arc-shaped gears (13) which are in mesh with the double-sided rack (12) in a facing manner.

4. The automatic rod magazine box according to claim 2 or 3, characterized in that The second driving device comprises a vertical telescopic rod (14), the output end of the vertical telescopic rod (14) is fixedly connected with the grabbing mechanism; a travel switch (15) is arranged on the side of the vertical telescopic rod (14); the third driving device comprises a guide rail support (16) and a transmission motor (22), the guide rail support (16) is provided with a sliding block (17), the transmission motor (22) is drivingly connected with the sliding block (17) through a chain (23), and the sliding block (17) is fixedly connected with the vertical telescopic rod (14); A displacement sensor (18) matched with the sliding block (17) is arranged on the guide rail support (16).

5. The automatic rod magazine box according to claim 1, 2 or 3, characterized in that The bottom of the support frame (7) is provided with a transmission rack (8), the first driving device comprises a motor and a transmission gear (9) drivingly connected with the motor, and the transmission gear (9) is in meshing and driving connection with the transmission rack (8).

6. The automatic rod magazine box of claim 4, wherein, The bottom of the support frame (7) is provided with a transmission rack (8), the first driving device comprises a motor and a transmission gear (9) drivingly connected with the motor, and the transmission gear (9) is in meshing and driving connection with the transmission rack (8).

7. The automatic rod magazine box of claim 1, 2, 3, or 6, wherein, The lifting mechanism comprises a bracket (24) and a lifting rod (5) connected with the bracket (24), and the bracket (24) is provided with side-by-side arranged clamping grooves (6) matched with the shape of the drill rod (20) on the upper portion.

8. The automatic rod magazine box of claim 4, wherein, The lifting mechanism comprises a bracket (24) and a lifting rod (5) connected with the bracket (24), and the bracket (24) is provided with side-by-side arranged clamping grooves (6) matched with the shape of the drill rod (20) on the upper portion.

9. The automatic rod magazine box of claim 5, wherein, The lifting mechanism comprises a bracket (24) and a lifting rod (5) connected with the bracket (24), and the bracket (24) is provided with side-by-side arranged clamping grooves (6) matched with the shape of the drill rod (20) on the upper portion.

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