Belt conveyor head frame drilling tool device

Abstract

The utility model relates to the technical field of drilling tools, and discloses a belt conveyor head frame drilling tool device which comprises a belt conveyor and a fixing supporting plate, the front side and the rear side of the belt conveyor are each fixedly connected with two connecting supporting columns, and the connecting supporting columns and the fixing supporting plate are fixed through a multi-model fixing mechanism. A driving motor is fixedly connected to the right side of the top wall of the fixing supporting plate, a telescopic connecting column is fixedly connected to the output end of the driving motor, a reciprocating lead screw is fixedly connected to the left end of the telescopic connecting column, a fixing frame is fixedly connected to the left side of the top wall of the fixing supporting plate, and a plurality of guide rods are fixedly connected to the inner wall of the fixing frame. According to the drilling device, the telescopic connecting column and the reciprocating lead screw are driven by the driving motor to rotate, and meanwhile, the reciprocating lead screw is in sliding connection with the guide rod, so that the auger bit can do telescopic motion while drilling, efficient drilling operation is achieved, and the drilling efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling tooling, in particular to a belt conveyor headstock drilling tooling device. Background Art

[0002] The belt conveyor head frame is a structural component that plays a key supporting and guiding role in material transportation. It is installed at the starting end of the belt conveyor and is responsible for carrying important components such as the drive device and the redirecting roller, ensuring that the belt conveyor can operate stably and efficiently and realize continuous transportation of materials.

[0003] The conveyor headstock drilling tool is a device specially used for drilling coal seams near the conveyor headstock in coal mining operations. It is equipped with a specific drill bit to drill coal seams at precise angles and depths to install explosives or blasting materials.

[0004] The output end of the existing belt conveyor head drilling tooling is only the traditional rotary drilling method, which has low drilling efficiency. Since multiple groups of explosive holes need to be opened during coal seam blasting, continuous drilling operations cannot be carried out quickly, resulting in extended processing time, affecting the entire production progress and utilization efficiency. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a belt conveyor head frame drilling tooling device, which aims to improve the low drilling efficiency of the existing belt conveyor head frame drilling tooling. Since multiple groups of explosive holes need to be opened during coal seam blasting, the processing time is prolonged, affecting the overall production progress and utilization efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a belt machine head frame drilling tooling device, including a belt conveyor and a fixed support plate, the front and rear sides of the belt conveyor are fixedly connected to two connecting pillars, the connecting pillars and the fixed support plate are fixed by a multi-type fixing mechanism, the right side of the top wall of the fixed support plate is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a telescopic connecting column, the left end of the telescopic connecting column is fixedly connected to a reciprocating screw, the left side of the top wall of the fixed support plate is fixedly connected to a fixed frame, the inner wall of the fixed frame is fixedly connected to multiple guide rods, the outer wall of the reciprocating screw is slidably connected to the multiple guide rods, and the left end of the reciprocating screw is fixedly connected to a twist drill bit.

[0007] As a further description of the above technical solution:

[0008] The multi-model fixing mechanism includes two turbine shafts, the two turbine shafts respectively pass through the front and rear sides of the fixed support plate, the right side of the fixed support plate passes through and is rotatably connected to a double worm shaft, the two turbine shafts are meshed with the double worm shafts, the front and rear ends of the two turbine shafts are fixedly connected to a screw rod, the outer wall threads of the two screw rods at the front and rear ends are in opposite directions, and the top ends of the outer walls of the multiple screw rods are provided with guide grooves, the outer side of the inner top wall of the fixed support plate is fixedly connected to a plurality of guide blocks, and the multiple guide blocks are respectively slidably connected to the multiple guide grooves, and the ends away from the multiple screw rods are fixedly connected to rubber top blocks, and the top ends of the adjacent sides of the multiple connecting pillars are provided with fixed grooves, and the multiple rubber top blocks are respectively engaged with the multiple fixed grooves, and the inner walls of the multiple rubber top blocks are provided with locking components.

[0009] As a further description of the above technical solution:

[0010] Multiple locking assemblies include fixing holes, and multiple fixing holes are respectively opened in the middle of the top walls of multiple connecting pillars. The inner walls of multiple fixing holes are threadedly connected with fixing bolts, the middle parts of the outer walls of multiple fixing bolts pass through the inner walls of multiple rubber top blocks, and the top ends of multiple fixing bolts are fixedly connected with rotating buckles.

[0011] As a further description of the above technical solution:

[0012] Two handles are fixedly connected to the front and rear sides of the fixed support plate, and the outer walls of the plurality of handles are all frosted.

[0013] As a further description of the above technical solution:

[0014] The right end of the double worm shaft is fixedly connected with a rotary valve, and the outer wall of the rotary valve adopts an anti-slip design.

[0015] As a further description of the above technical solution:

[0016] The front right end of the belt conveyor is fixedly connected with a control panel, and the top wall of the control panel is fixedly connected with a control button.

[0017] As a further description of the above technical solution:

[0018] A tachometer is fixedly connected to the middle of the front side of the belt conveyor, and the tachometer is electrically connected to the drive motor.

[0019] As a further description of the above technical solution:

[0020] The front and rear ends of the belt conveyor are fixedly connected to one end away from the other, and the bottom ends of the plurality of the columns are fixedly connected to a moving wheel.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the telescopic connecting column and the reciprocating screw are driven to rotate by a driving motor, and the reciprocating screw is slidably connected to the guide rod, so that the twist drill bit can perform telescopic movement, thereby achieving efficient drilling operation and greatly improving drilling efficiency.

[0023] 2. In the utility model, the turbine shaft is driven to rotate by rotating the double worm shaft, so that the screw moves in cooperation with the guide block and the guide groove, driving the rubber top block to engage with the fixing groove of the connecting pillar, thereby achieving stable fixation of connecting pillars of different models, ensuring the stability of the device during the drilling process, adapting to connecting pillars of different sizes, and improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional diagram of the belt conveyor headstock drilling fixture device proposed in the utility model;

[0025] Figure 2 This is a front view of the belt machine headstock drilling fixture device proposed in the utility model;

[0026] Figure 3 This is a structural diagram of the reciprocating screw of the belt machine head drilling fixture device proposed in the utility model;

[0027] Figure 4 This is a structural diagram of the fixing frame of the belt machine headstock drilling fixture device proposed in the present invention;

[0028] Figure 5 This is an exploded view of the various types of fixing mechanisms of the belt machine headstock drilling fixture device proposed in the present invention;

[0029] Figure 6 This is a structural schematic diagram of the guide groove of the belt conveyor head drilling tooling device proposed by the utility model.

[0030] Legend:

[0031] 1. Belt conveyor; 2. Multiple types of fixing mechanisms; 201. Turbine shaft; 202. Double worm shaft; 203. Screw; 204. Guide groove; 205. Guide block; 206. Rubber top block; 207. Fixing groove; 3. Connecting pillar; 4. Fixed support plate; 5. Drive motor; 6. Telescopic connecting column; 7. Reciprocating screw; 8. Fixed frame; 9. Guide rod; 10. Twist drill bit; 11. Fixing hole; 12. Fixing bolt; 13. Rotating buckle; 14. Handle; 15. Rotary valve; 16. Control panel; 17. Control button; 18. Tachometer; 19. Column; 20. Moving wheel. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0033] Reference Figure 1 、 Figure 3 and Figure 4 The utility model provides an embodiment of a belt machine head frame drilling tooling device, including a belt conveyor 1 and a fixed support plate 4. The belt conveyor 1 serves as the basic supporting part of the entire device, which can provide a stable placement platform for the device. The front and rear sides of the belt conveyor 1 are fixedly connected to two connecting pillars 3. The connecting pillars 3 play the role of connection and support. The belt conveyor 1 can be connected to the fixed support plate 4. The connecting pillars 3 and the fixed support plate 4 are fixed by a multi-model fixing mechanism 2. The multi-model fixing mechanism 2 can adapt to connecting pillars 3 of different specifications to ensure the stability of the fixation. The fixed support plate 4 provides an installation platform for other components and can carry components such as a drive motor 5 and a fixed frame 8. The right side of the top wall of the fixed support plate 4 is fixedly connected to a drive motor 5. The drive motor 5 provides a power source and can drive the telescopic connecting column 6 and the reciprocating screw 7 to rotate. The output end of the drive motor 5 is fixedly connected to the telescopic connecting column 6. The telescopic connecting column 6 plays the role of connecting and transmitting power, which can transmit the power of the driving motor 5 to the reciprocating screw 7. The left end of the telescopic connecting column 6 is fixedly connected to the reciprocating screw 7. The reciprocating screw 7 is the key component for controlling the twist drill bit 10 to perform telescopic movement, and can realize telescopic movement while rotating. The left side of the top wall of the fixed support plate 4 is fixedly connected to a fixing frame 8. The fixing frame 8 plays the role of fixing and supporting, and can provide a stable installation position for the guide rod 9. The inner wall of the fixing frame 8 is fixedly connected to a plurality of guide rods 9. The guide rods 9 provide a guiding role for the movement of the reciprocating screw 7, which can ensure that the movement direction of the reciprocating screw 7 is accurate. The outer wall of the reciprocating screw 7 is slidably connected to the plurality of guide rods 9. This connection method can make the reciprocating screw 7 perform precise telescopic movement under the restriction of the guide rod 9. The left end of the reciprocating screw 7 is fixedly connected to the twist drill bit 10, which can perform drilling operations on the belt machine head frame;

[0034] Specifically, the belt conveyor 1 serves as the basic supporting part of the entire device, and its front and rear sides are fixedly connected to two connecting pillars 3, which play the role of connection and support. The connecting pillars 3 are fixed to the fixed support plate 4 through a multi-model fixing mechanism 2 to ensure the stability of the entire device during operation. The fixed support plate 4 provides an installation platform for other components. The right side of the top wall of the fixed support plate 4 is fixedly connected to a drive motor 5, which provides a power source. The output end of the drive motor 5 is fixedly connected to a telescopic connecting column 6, which plays the role of connection and power transmission. Although it has no telescopic power itself, it can cooperate with the movement of other components. The left end of the telescopic connecting column 6 is fixedly connected to a reciprocating screw 7, which controls the twist drill 10 to move forward. The key component for telescopic movement is that the left side of the top wall of the fixed support plate 4 is fixedly connected with a fixing frame 8, which plays the role of fixing and supporting. The inner wall of the fixing frame 8 is fixedly connected with multiple guide rods 9, and the outer wall of the reciprocating screw 7 is slidably connected to the multiple guide rods 9. When the driving motor 5 is started, the telescopic connecting column 6 and the reciprocating screw 7 are driven to rotate. Due to the sliding connection relationship between the reciprocating screw 7 and the guide rod 9, the reciprocating screw 7 will reciprocate along the guide rod 9 while rotating, thereby driving the twist drill bit 10 fixedly connected at the left end to perform telescopic movement, realizing efficient drilling operation. The reciprocating screw 7 is driven to perform telescopic movement by the telescopic connecting column 6, so that the twist drill bit 10 can perform telescopic movement during the drilling process, which greatly improves the drilling efficiency.

[0035] Reference Figure 1 、 Figure 5 and Figure 6The multi-model fixing mechanism 2 includes two turbine shafts 201, and the two turbine shafts 201 respectively pass through the front and rear sides of the fixed support plate 4. The turbine shaft 201 can rotate on the fixed support plate 4 and transmit power. The two turbine shafts 201 are meshed and connected with the double worm shaft 202. The rotation of the double worm shaft 202 can drive the turbine shaft 201 to rotate. The right side of the fixed support plate 4 passes through and is rotatably connected with the double worm shaft 202. The double worm shaft 202 serves as an operating component to control the rotation of the turbine shaft 201. The front and rear ends of the two turbine shafts 201 are fixedly connected with a screw rod 203, and the screw rod 203 can move with the rotation of the turbine shaft 201. The outer wall threads of the two screw rods 203 at the front and rear ends are in opposite directions, so that the screw rods 203 at the front and rear ends can move in opposite directions at the same time, and the outer wall tops of multiple screw rods 203 are provided with guide grooves 2 04, the guide groove 204 can cooperate with the guide block 205 to ensure the stable movement direction of the screw rod 203, and the outer side of the inner top wall of the fixed support plate 4 is fixedly connected with a plurality of guide blocks 205, and the guide blocks 205 are slidably connected to the guide groove 204 to guide the movement of the screw rod 203. The ends away from the plurality of screw rods 203 are fixedly connected with rubber top blocks 206, and the rubber top blocks 206 can be engaged with the fixing groove 207 of the connecting pillar 3 to achieve fixation. The top ends of the adjacent sides of the plurality of connecting pillars 3 are all provided with fixing grooves 207, and the fixing grooves 207 are used to cooperate with the rubber top blocks 206 to achieve fixation. The plurality of rubber top blocks 206 are respectively engaged with the plurality of fixing grooves 207 to firmly fix the connecting pillar 3 and the fixed support plate 4. The inner walls of the plurality of rubber top blocks 206 are provided with locking components, which can further enhance the fixing effect.

[0036] Specifically, the two turbine shafts 201 pass through the front and rear sides of the fixed support plate 4 respectively, and the right side of the fixed support plate 4 passes through and is rotatably connected with a double worm shaft 202. The two turbine shafts 201 are meshed with the double worm shaft 202. When the double worm shaft 202 is rotated, the two turbine shafts 201 will be driven to rotate. The front and rear ends of the two turbine shafts 201 are fixedly connected with screw rods 203. The outer wall threads of the two screw rods 203 at the front and rear ends are in opposite directions. As the turbine shafts 201 rotate, the screw rods 203 also start to rotate. Due to the opposite thread directions, the components on the screw rods 203 at the front and rear ends can move in opposite directions at the same time. The top ends of the outer walls of the multiple screw rods 203 are provided with guide grooves 204, and the outer side of the inner top wall of the fixed support plate 4 is fixedly connected with multiple guide blocks 205 , multiple guide blocks 205 are respectively slidably connected to multiple guide grooves 204, and the cooperation between the guide blocks 205 and the guide grooves 204 ensures that the movement direction of the screw rod 203 is stable. The ends away from each other of the multiple screw rods 203 are fixedly connected with rubber top blocks 206. When the screw rod 203 moves, the rubber top blocks 206 will be driven to move. The tops of the adjacent sides of the multiple connecting pillars 3 are provided with fixed grooves 207, and the multiple rubber top blocks 206 are respectively engaged with the multiple fixed grooves 207, thereby fixing the connecting pillars 3. The inner walls of the multiple rubber top blocks 206 are provided with locking components, which further enhance the stability of the fixation, realize the stable fixation of connecting pillars 3 of different models, and can adapt to connecting pillars 3 of different sizes, thereby ensuring the stability of the device during the drilling process.

[0037] Reference Figure 2 and Figure 5 The top of each fixing bolt 12 is fixedly connected with a rotating ring 13, and the rotating ring 13 is convenient for the operator to rotate the fixing bolt 12. The front and rear sides of the fixing support plate 4 are fixedly connected with two handles 14. The outer walls of the multiple handles 14 are frosted, and the handles 14 are convenient for the operator to carry and move the device. The frosted process can increase friction to prevent hand slippage. The right end of the double worm shaft 202 is fixedly connected with a rotary valve 15. The outer wall of the rotary valve 15 adopts an anti-slip design. The rotary valve 15 can facilitate the operator to rotate the double worm shaft 202. The anti-slip design can increase friction for easy operation.

[0038] Specifically, the locking assembly consisting of multiple fixing holes 11, fixing bolts 12 and rotating buckles 13 can further enhance the fixing stability between the rubber top block 206 and the connecting pillar 3 to prevent loosening during the drilling process. The handles 14 on the front and rear sides of the fixed support plate 4 adopt a frosted process to facilitate the operator to carry and move the entire device. The rotary valve 15 at the right end of the double worm shaft 202 adopts an anti-slip design to facilitate the operator to easily rotate the double worm shaft 202 and adjust the position of the rubber top block 206 to fix different models of connecting pillars 3.

[0039] Reference Figure 2 , a control panel 16 is fixedly connected to the right end of the front side of the belt conveyor 1. The control panel 16 can be used to control the operating parameters of the entire device. A control button 17 is fixedly connected to the top wall of the control panel 16. The control button 17 is convenient for the operator to operate the device. A tachometer 18 is fixedly connected to the middle of the front side of the belt conveyor 1. The tachometer 18 can display the speed of the drive motor 5 in real time. The tachometer 18 is electrically connected to the drive motor 5. The front and rear sides of the belt conveyor 1 are fixedly connected to one end away from each other. The column 19 can play a supporting and connecting role. The bottom ends of multiple columns 19 are fixedly connected to moving wheels 20. The moving wheels 20 can make the entire device easy to move;

[0040] Specifically, the control panel 16 and control button 17 on the right front end of the belt conveyor 1 can conveniently control the start, stop and speed adjustment of the drive motor 5. The tachometer 18 can display the speed of the drive motor 5 in real time so that the operator can adjust the drilling speed according to actual conditions. The columns 19 and moving wheels 20 on the front and rear sides of the belt conveyor 1 away from one end can make the entire device easy to move, thereby improving the flexibility and operability of the device.

[0041] Working principle: The belt conveyor 1 serves as the basic supporting part of the entire device. Two connecting pillars 3 are fixedly connected to its front and rear sides. The connecting pillars 3 play the role of connection and support. The connecting pillars 3 are fixed to the fixed support plate 4 through a multi-model fixing mechanism 2 to ensure the stability of the entire device during operation. The fixed support plate 4 provides an installation platform for other components. The right side of the top wall of the fixed support plate 4 is fixedly connected to a drive motor 5. The drive motor 5 provides a power source. The output end of the drive motor 5 is fixedly connected to a telescopic connecting column 6. The telescopic connecting column 6 plays the role of connection and power transmission. The left end of the telescopic connecting column 6 is fixedly connected There is a reciprocating screw 7, which is a key component for controlling the twist drill bit 10 to perform telescopic movement. A fixed frame 8 is fixedly connected to the left side of the top wall of the fixed support plate 4. The fixed frame 8 plays a role of fixing and supporting. The inner wall of the fixed frame 8 is fixedly connected to multiple guide rods 9. The outer wall of the reciprocating screw 7 is slidably connected to the multiple guide rods 9. When the drive motor 5 is started, the telescopic connecting column 6 and the reciprocating screw 7 are driven to rotate. Due to the sliding connection relationship between the reciprocating screw 7 and the guide rods 9, the reciprocating screw 7 will reciprocate along the guide rods 9 while rotating, thereby driving the twist drill bit 10 fixedly connected at the left end to perform telescopic movement;

[0042] In addition, the two turbine shafts 201 pass through the front and rear sides of the fixed support plate 4 respectively, and the right side of the fixed support plate 4 passes through and is rotatably connected with a double worm shaft 202. The two turbine shafts 201 are meshed with the double worm shaft 202. When the double worm shaft 202 is rotated, the two turbine shafts 201 are driven to rotate. The front and rear ends of the two turbine shafts 201 are fixedly connected with screw rods 203. The outer wall threads of the two screw rods 203 at the front and rear ends are in opposite directions. As the turbine shafts 201 rotate, the screw rods 203 also start to rotate. Since the thread directions are opposite, the components on the screw rods 203 at the front and rear ends can move in opposite directions at the same time. The outer wall tops of multiple screw rods 203 are provided with guide grooves 204. A plurality of guide blocks 205 are fixedly connected to the outer side of the inner top wall of the fixed support plate 4, and the plurality of guide blocks 205 are respectively slidably connected to the plurality of guide grooves 204. The cooperation between the guide blocks 205 and the guide grooves 204 ensures the stability of the movement direction of the screw rod 203. The ends away from the plurality of screw rods 203 are fixedly connected with rubber top blocks 206. When the screw rod 203 moves, the rubber top blocks 206 are driven to move. The top ends of the adjacent sides of the plurality of connecting pillars 3 are provided with fixed grooves 207. The plurality of rubber top blocks 206 are respectively engaged with the plurality of fixed grooves 207, thereby fixing the connecting pillars 3. The inner walls of the plurality of rubber top blocks 206 are provided with locking components to further enhance the stability of the fixation.

[0043] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A belt conveyor headstock drilling fixture, comprising a belt conveyor (1) and a fixed support plate (4), characterized in that: The front and rear sides of the belt conveyor (1) are fixedly connected to two connecting pillars (3), and the connecting pillars (3) are fixed to the fixed support plate (4) through a multi-type fixing mechanism (2). The right side of the top wall of the fixed support plate (4) is fixedly connected to a driving motor (5), and the output end of the driving motor (5) is fixedly connected to a telescopic connecting pillar (6). The left end of the telescopic connecting pillar (6) is fixedly connected to a reciprocating screw (7). The left side of the top wall of the fixed support plate (4) is fixedly connected to a fixing frame (8), and the inner wall of the fixing frame (8) is fixedly connected to multiple guide rods (9). The outer wall of the reciprocating screw (7) is slidably connected to the multiple guide rods (9), and the left end of the reciprocating screw (7) is fixedly connected to a twist drill (10). The multi-type fixing mechanism (2) is used to fix the fixed support plate (4) on belt conveyors (1) of different specifications.

2. The belt conveyor headstock drilling fixture device according to claim 1, characterized in that: The multi-model fixing mechanism (2) comprises two turbine shafts (201), the two turbine shafts (201) respectively passing through the front and rear sides of the fixed support plate (4), a double worm shaft (202) passing through and rotatably connected to the right side of the fixed support plate (4), the two turbine shafts (201) being meshed and connected to the double worm shaft (202), the front and rear ends of the two turbine shafts (201) being fixedly connected to a screw rod (203), the outer wall threads of the two screw rods (203) at the front and rear ends being in opposite directions, and the outer wall tops of the plurality of screw rods (203) are each provided with a guide screw. The fixed support plate (4) is fixedly connected to the outer side of the inner top wall with a plurality of guide blocks (205), and the plurality of guide blocks (205) are respectively slidably connected to the plurality of guide grooves (204). The ends away from the plurality of screw rods (203) are fixedly connected to rubber top blocks (206). The top ends of the adjacent sides of the plurality of connecting pillars (3) are each provided with a fixed groove (207), and the plurality of rubber top blocks (206) are respectively engaged with the plurality of fixed grooves (207). The inner walls of the plurality of rubber top blocks (206) are each provided with a locking assembly.

3. The belt conveyor headstock drilling fixture device according to claim 2, characterized in that: The plurality of locking assemblies each include a fixing hole (11), the plurality of fixing holes (11) are respectively opened in the middle of the top wall of the plurality of connecting pillars (3), the inner walls of the plurality of fixing holes (11) are threadedly connected with a fixing bolt (12), the middle of the outer wall of the plurality of fixing bolts (12) passes through the inner wall of the plurality of rubber top blocks (206), and the top ends of the plurality of fixing bolts (12) are fixedly connected with a rotating buckle (13).

4. The belt conveyor headstock drilling fixture device according to claim 1, characterized in that: Two handles (14) are fixedly connected to the front and rear sides of the fixed support plate (4), and the outer walls of the plurality of handles (14) are all made of a frosted process.

5. The belt conveyor headstock drilling fixture device according to claim 2, characterized in that: The right end of the double worm shaft (202) is fixedly connected to a rotary valve (15), and the outer wall of the rotary valve (15) adopts an anti-slip design.

6. The belt conveyor headstock drilling fixture device according to claim 1, characterized in that: A control panel (16) is fixedly connected to the front right end of the belt conveyor (1), and a control button (17) is fixedly connected to the top wall of the control panel (16).

7. The belt conveyor headstock drilling fixture device according to claim 1, characterized in that: A tachometer (18) is fixedly connected to the middle of the front side of the belt conveyor (1), and the tachometer (18) is electrically connected to the drive motor (5).

8. The belt conveyor headstock drilling fixture device according to claim 1, characterized in that: The front and rear ends of the belt conveyor (1) are fixedly connected to a column (19) at one end away from the other, and the bottom ends of the plurality of columns (19) are fixedly connected to a moving wheel (20).

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