CN214134810U - Multifunctional locking device of pilot valve for mining equipment - Google Patents

Abstract

The utility model belongs to the technical field of the device is paid to the lock, device is paid to concretely relates to multi-functional lock of pilot valve for mining equipment. The utility model comprises a workpiece transfer device for moving workpieces, a batch head storage device for storing batch heads, a batch head clamping device for taking and placing the batch heads and a locking mechanism for locking and paying screws; the locking mechanism comprises a locking support, a first motor arranged on the locking support, a first transmission mechanism connected with the output end of the first motor, a first ball screw coaxially arranged with the output end of the first transmission mechanism, a first guide rail arranged on a cross beam of the locking support, a first slide block arranged on the first guide rail in a sliding manner, and a first locking assembly and a second locking assembly which are fixedly arranged on the first slide block; a nut of the first ball screw is fixedly connected with the first sliding block; the utility model discloses a subassembly is paid to two locks, according to the different moments of torsion of screw, adopts the lock of difference to pay the subassembly, can the quick replacement criticize the head, realizes that the lock of multiple screw is paid.

Description

Multifunctional locking device of pilot valve for mining equipment

Technical Field

The utility model belongs to the technical field of the device is paid to the lock, device is paid to concretely relates to multi-functional lock of pilot valve for mining equipment.

Background

Screws are commonly used fasteners for connecting two or more components of a product. Along with the continuous development of automation in recent years, the automatic screw locking device is widely applied to the industrial manufacturing industry, replaces manpower, reduces the labor intensity and improves the working efficiency.

The screw locking on the mining equipment is mainly operated by manually adopting a pneumatic or electric screwdriver, the manual labor intensity is high, the screws are various, tools are frequently replaced, the action range of operators is large, and the operators are easy to fatigue. The existing screw locking device cannot be suitable for screws of different models and sizes, the screw torque cannot be monitored and fed back in real time, and the quick switching and mounting work of different screws cannot be met. And the screw locking device for the mine equipment in the current market generally adopts pneumatic or electric operation, has single tool, needs manual replacement of the batch head, and cannot realize full automation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defect that the screw moment of torsion that exists can not real time monitoring and can not be suitable for not unidimensional, different model screws among the prior art, providing a screw that can be suitable for different moments of torsion and can change the multi-functional locking of the mining equipment pilot valve of the first head of installation wholesale automatically and pay the device.

The utility model provides a technical scheme that its technical problem adopted is:

the multifunctional locking device of the pilot valve for the mining equipment comprises a workpiece transfer device for moving workpieces, a batch head storage device for storing batch heads, a batch head clamping device for taking and placing the batch heads and a locking mechanism for locking screws;

the locking mechanism comprises a locking bracket, a first locking component and a second locking component which are arranged on the locking bracket, and a first driving component which drives the first locking component and the second locking component to slide on the locking bracket along the cross beam; the first locking assembly comprises a first locking plate arranged on the first driving assembly, a first batch of head lifting cylinders and a second guide rail which are arranged on the first locking plate, and a second sliding block which is fixedly arranged at the output end of the first batch of head lifting cylinders and is matched with the second guide rail; a first clamping frame is fixedly arranged on the second sliding block, a first locking servo motor is arranged on the first clamping frame, and a first batch of head quick-change air cylinders are arranged at the output end of the first locking servo motor; the output end of the first batch head quick-change air cylinder is provided with a first batch head quick-change clamping jaw; and a first batch of head guide devices are arranged on the second guide rail in a sliding manner.

Further, the second locking assembly comprises a second locking plate arranged on the first driving assembly, a second batch of head lifting cylinders and a third guide rail arranged on the second locking plate, and a third sliding block fixedly arranged at the output end of the second batch of head lifting cylinders and matched with the third guide rail; a second clamping frame is fixedly arranged on the third sliding block, a second locking servo motor is arranged on the second clamping frame, and a second batch head quick-change air cylinder is arranged at the output end of the second locking servo motor; the output end of the second batch head quick-change air cylinder is provided with a second batch head quick-change clamping jaw; and a second batch head guide device is arranged on the third guide rail in a sliding manner.

Further, a first locking servo motor is arranged to output a set torque value in a torque mode, the first locking component is used for locking screws with the torque of 5N-10N screws, a second locking servo motor is arranged to output the set torque value in the torque mode, and the second locking component is used for locking screws with the torque greater than 10N screws.

Further, the first batch of head guide devices comprise a first sliding frame arranged on the second guide rail in a sliding mode and a first batch of head guide clamping jaws installed on the first sliding frame; the first batch head guide clamping jaw corresponds to the first batch head quick-change clamping jaw in position; the second batch head guide device comprises a second sliding frame arranged on the third guide rail in a sliding manner and a second batch head guide clamping jaw arranged on the second sliding frame; the second batch head guide clamping jaw corresponds to the second batch head quick-change clamping jaw in position.

Further, the batch head storage device comprises a storage rack, a batch head storage seat arranged on the storage rack and a batch head seat moving device used for moving the batch head storage seat along the X-axis direction.

Further, the batch head clamping device comprises a second motor and a fourth guide rail which are arranged on the batch head storage device, a fourth slide block which is connected with the fourth guide rail in a sliding manner, a batch head clamping frame which is arranged on the fourth slide block, a batch head rotating air cylinder which is arranged on the batch head clamping frame, and a batch head clamping jaw which is arranged at the output end of the batch head rotating air cylinder; and an output shaft of the second motor is coaxially provided with a third ball screw, and a nut of the third ball screw is fixedly connected with the fourth sliding block.

Further, the workpiece transfer device comprises a transfer frame, a transfer motor and a transfer guide rail which are arranged on the transfer frame, a driving transfer belt wheel which is coaxially arranged with an output shaft of the transfer motor, a driven transfer belt wheel which is connected with the driving transfer belt wheel through belt transmission, and a transfer ball screw which is coaxially arranged with an output shaft of the driven transfer belt wheel; the shifting guide rail is connected with a shifting slide block in a sliding way, and the shifting slide block is fixedly connected with a nut of the shifting ball screw; and the transfer sliding block is provided with a transfer platform.

Further, the first driving assembly comprises a first motor installed on the locking support, a first transmission mechanism connected with the output end of the first motor, a first ball screw coaxially arranged with the output end of the first transmission mechanism, a first guide rail arranged on the cross beam of the locking support and a first sliding block arranged on the first guide rail in a sliding manner; and the first locking component and the second locking component are fixedly connected with the first sliding block.

Further, a torque monitoring device is also included.

Furthermore, the workpiece transferring device, the batch head clamping device and the locking mechanism are all provided with drag chains for placing electric wires.

The utility model discloses a device is paid to multi-functional lock of pilot valve for mining equipment's beneficial effect is:

1. the utility model discloses a subassembly is paid to two groups locks, and the moment of torsion according to different screws is different, adopts the lock of difference to pay the subassembly, sets up servo motor and exports with the torque mode and sets for the torque value, and the torque control of subassembly is paid at 5-10N to first lock, and the subassembly torque control is paid at 15-20N to the second lock, and the lock is paid the moment of torsion and is passed through communication interface and transmit the controller part in real time, realizes moment of torsion real time monitoring. The quick-change screwdriver is suitable for quick replacement of screwdriver heads of different models and sizes, and locking of various screws is achieved.

2. The utility model discloses be provided with the work piece and move the device that carries, can drive the work piece and remove, make the lock pay the screw that the subassembly can lock different positions, choose revolving cylinder control to criticize first clamping jaw for use and press from both sides the clamp of criticizing the head, revolving cylinder can carry out the rotation of arbitrary angle according to the demand, makes to criticize the head and change and install on the subassembly is paid to the lock, just the utility model discloses be provided with moment of torsion monitoring device for real-time supervision waits to lock the moment of torsion of paying the screw.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an overall perspective view of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a locking mechanism according to an embodiment of the present invention;

fig. 3 is a workpiece transfer apparatus according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the batch head storage device and the batch head clamping device according to the embodiment of the present invention;

fig. 5 is a schematic perspective view of a first locking assembly according to an embodiment of the present invention;

fig. 6 is a front view of a first locking assembly of an embodiment of the present invention;

fig. 7 is a schematic perspective view of a second locking assembly according to an embodiment of the present invention;

fig. 8 is a front view of a second locking assembly of an embodiment of the present invention.

In the figure, 1, a workpiece transfer device, 11, a transfer frame, 12, a transfer motor, 13, a driving transfer belt wheel, 14, a driven transfer belt wheel, 15, a transfer platform, 2, a batch head storage device, 21, a storage frame, 22, a batch head storage seat, 23, a batch head seat moving device, 3, a batch head clamping device, 31, a second motor, 32, a fourth guide rail, 34, a batch head clamping frame, 35, a batch head rotating cylinder, 36, a batch head clamping jaw, 4, a locking mechanism, 41, a locking bracket, 42, a first locking component, 421, a first locking plate, 422, a first batch head lifting cylinder, 423, a second guide rail, 424, a second sliding block, 425, a first clamping frame, 426, a first locking servo motor, 427, a first batch head quick-changing cylinder, 428, a first batch head quick-changing clamping jaw, 429, a first batch head guide device, 4291, a first sliding frame, 4292 and a first batch head guide clamping jaw, 4210. the device comprises a first laser distance measuring device, 43, a second locking and paying component, 431, a second locking and paying plate, 432, a second batch head lifting cylinder, 433, a third guide rail, 434, a third sliding block, 435, a second clamping frame, 436, a second locking and paying servo motor, 437, a second batch head quick-change cylinder, 438, a second batch head quick-change clamping jaw, 439, a second batch head guiding device, 4391, a second sliding frame, 4392, a second batch head guiding clamping jaw, 4310, a second laser distance measuring device, 44, a first driving component, 5, a drag chain, 6 and a batch head.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The specific embodiment of the multifunctional locking device of the pilot valve for mining equipment of the present invention as shown in fig. 1-8 includes a workpiece transfer device 1 for moving a workpiece, a batch head storage device 2 for storing a batch head 6, a batch head clamping device 3 for taking and placing the batch head 6, and a locking mechanism 4 for locking the pilot valve screw for mining equipment;

the locking mechanism 4 comprises a locking bracket 41, a first locking component 42 and a second locking component 43 which are arranged on the locking bracket 41, and a first driving component 44 which drives the first locking component 42 and the second locking component 43 to slide on the beam of the locking bracket 41; i.e. to realize the movement of the first locking assembly 42 and the second locking assembly 43 in the X-axis direction. The first locking assembly 42 shown in fig. 5 and 6 includes a first locking plate 421 mounted on the first driving assembly 44, a first head lifting cylinder 422 and a second guide rail 423 mounted on the first locking plate 421, and a second slider 424 fixedly mounted at an output end of the first head lifting cylinder 422 and adapted to the second guide rail 423; a first clamping frame 425 is fixedly arranged on the second sliding block 424, a first locking servo motor 426 is arranged on the first clamping frame 425, and a first head quick-change cylinder 427 is arranged at the output end of the first locking servo motor 426; the output end of the first batch head quick-change air cylinder 427 is provided with a first batch head quick-change clamping jaw 428; a first batch of head guide devices 429 are slidably disposed on the second guide rail 423. The first batch head lifting cylinder 422 realizes the movement of the first quick-change clamping jaw 428 and the first batch head guiding device 429 in the Z-axis direction, and a first laser distance measuring device 4210 is installed on the first clamping frame 425 and used for detecting the feedback batch head 6 distance.

As shown in fig. 7 and 8, the second locking assembly 43 includes a second locking plate 431 mounted on the first driving assembly 44, a second batch head lifting cylinder 432 and a third guide rail 433 mounted on the second locking plate 431, and a third slider 434 fixedly mounted at an output end of the second batch head lifting cylinder 432 and adapted to the third guide rail 433; a second clamping frame 435 is fixedly mounted on the third sliding block 434, a second locking servo motor 436 is mounted on the second clamping frame 435, and a second batch head quick-change air cylinder 437 is mounted at the output end of the second locking servo motor 436; the output end of the second batch head quick-change air cylinder 437 is provided with a second batch head quick-change clamping jaw 438; a second batch head guiding device 439 is slidably arranged on the third guide rail 433. The second batch head lifting cylinder 432 realizes the movement of the second quick-change clamping jaw 438 and the second batch head guiding device 439 in the Z-axis direction, and a first laser distance measuring device 4210 is mounted on the first clamping frame 425 and used for detecting the feedback batch head 6 distance.

The embodiment of the present invention provides that the first driving assembly 44 includes a first motor installed on the lock pair support 41, a first transmission mechanism connected to an output end of the first motor, a first ball screw coaxially arranged with an output end of the first transmission mechanism, a first guide rail arranged on a cross beam of the lock pair support 41, a first slide block slidably arranged on the first guide rail, and a first lock pair assembly 42 and a second lock pair assembly 43 fixedly installed on the first slide block; and the nut of the first ball screw is fixedly connected with the first sliding block. The first transmission mechanism comprises a first driving belt wheel and a first driven belt wheel, wherein the first driving belt wheel is coaxially arranged with the output shaft of the first motor, and the first driven belt wheel is in belt transmission with the first driving belt wheel; the screw rod of the first ball screw is coaxially arranged with the first driven belt wheel. The first locking assembly 42 and the second locking assembly 43 can slide freely on the cross beam of the locking bracket 41, and the replacement of the bit 6 on the first locking assembly 42 or the second locking assembly 43 and the locking of the screw at a proper position are realized.

The embodiment of the utility model provides an in set up first lock pay servo motor 426 with torque mode output settlement torque value, make first lock pay subassembly 42 be used for the moment of torsion to pay for the lock of 5N-10N screw, set up second lock and pay servo motor 436 with torque mode output settlement torque value, subassembly 43 is paid to the second lock and is used for the moment of torsion to be greater than the lock of 10N screw and pay.

The first head guiding device 429 comprises a first sliding frame 4291 arranged on the second guide rail 423 in a sliding mode and a first head guiding clamping jaw 4292 arranged on the first sliding frame 4291; first head pilot clamp 4292 corresponds in position to first head quick-change clamp jaw 428; the second batch head guiding device 439 comprises a second sliding frame 4391 arranged on the third guide rail 433 in a sliding manner and a second batch head guiding clamping jaw 4392 arranged on the second sliding frame 4391; the second batch head guiding clamping jaw 4392 corresponds to the second batch head quick-change clamping jaw 438. The arrangement of the two screwdriver head 6 guiding devices prevents the situation that the screwdriver heads 6 which are clamped are not correct so that the locking of the screws cannot be normally carried out, or the screws are locked loosely or locked partially.

As shown in fig. 4, the batch head storage device 2 of the present invention includes a storage rack 21, a batch head storage seat 22 installed on the storage rack 21, and a batch head seat moving device 23 for moving the batch head storage seat 22 along the X-axis direction. The batch head 6 moving device completes the movement of the batch head 6 storage seat in the X-axis direction through the air cylinder, and the detailed description is omitted here. The batch head clamping device 3 comprises a second motor 31 and a fourth guide rail 32 which are arranged on the batch head storage device 2, a fourth slide block which is connected with the fourth guide rail 32 in a sliding way, a batch head clamping frame 34 which is arranged on the fourth slide block, a batch head rotating air cylinder 35 which is arranged on the batch head clamping frame 34 and a batch head clamping jaw 36 which is arranged at the output end of the batch head rotating air cylinder 35; an output shaft of the second motor 31 is coaxially provided with a third ball screw, and a nut of the third ball screw is fixedly connected with the fourth slider. The second motor 31 is started, the rotation of the second motor 31 drives the third ball screw to rotate, so as to drive the fourth slider fixed on the nut thereof to move on the fourth guide rail 32, so as to realize the movement of the batch head clamping jaw 36 in the Y-axis direction, and move to the position where the batch head 6 is to be clamped or placed, and the batch head storage seat 22 is the prior art, and will not be described in detail herein.

As shown in fig. 3, the workpiece transfer apparatus 1 includes a transfer carriage 11, a transfer motor 12 and a transfer guide rail mounted on the transfer carriage 11, a driving transfer pulley 13 provided coaxially with an output shaft of the transfer motor 12, a driven transfer pulley 14 connected to the driving transfer pulley 13 by belt transmission, and a transfer ball screw provided coaxially with an output shaft of the driven transfer pulley 14; the shifting guide rail is connected with a shifting slide block in a sliding way, and the shifting slide block is fixedly connected with a nut of a shifting ball screw; the transfer slide block is provided with a transfer platform 15. The transfer motor 12 is started, and the rotation of the transfer motor 12 drives the rotation of the driving transfer belt wheel 13, so as to drive the rotation of the driven transfer belt wheel 14 and the transfer ball screw coaxially arranged with the output shaft of the driven transfer belt wheel 14, thereby realizing the movement of the transfer platform 15 in the Y-axis direction.

The workpiece transfer device 1, the batch head clamping device 3 and the locking mechanism 4 are provided with drag chains 5 for placing electric wires, so that the phenomena of strain, scratch and the like of the electric wires in the process of moving the tool are avoided.

The utility model discloses device is paid to lock adopts batch head 6 to deposit with the position mode in storehouse, and different products correspond different batch heads 6, and second motor 31 drives batch head revolving cylinder 35 and rotates when needs are used, moves to batch head 6 and corresponds the position, snatchs batch head 6 by batch head clamping jaw 36, takes out batch head 6 from fixed batch head clamping jaw 36. After the batch head 6 is taken out, the first driving device drives the first locking component 42 and the second locking component 43 to move to the corresponding positions of the batch head clamping device 3, the first batch head lifting cylinder 422 and the second batch head lifting cylinder 432 are started to move the batch head 6 quick clamping jaw to the batch head 6 position, the batch head 6 quick-change cylinder is started, and the batch head 6 quick-change cylinder drives the batch head 6 quick-change clamping jaw to realize the batch head 6 quick change. Realize criticizing first 6 automatic change, multiple screw, the criticizing of different models first 6 can be general. The workpiece is driven by the workpiece transfer device 1 to lock screws at different positions, and the servo shaft moves to the corresponding position to adapt to the locking of the screws.

According to different torques of different screws on the pilot valve for the mining equipment, two groups of locking mechanisms 4 are adopted, the locking torques are transmitted to a controller part in real time through a communication interface, real-time torque monitoring is achieved, when the torque of the screws to be locked detected by a torque monitoring device is 5N-10N, a first locking component 42 is adopted to clamp a batch head 6, the screws are locked by the first locking component 42, when the torque of the screws to be locked detected by the torque monitoring device exceeds 10N, a second locking component 43 is adopted to clamp the batch head 6, and the screws are locked by the second locking component 43.

Referring to fig. 1 to 6, the action of the whole locking device is as follows: the workpiece is placed on a transfer platform 15 of the workpiece transfer device 1, the corresponding batch head 6 is automatically replaced by the locking component according to the torque of the screw type screw sent by the system, and the workpiece transfer device 1 moves to the corresponding position according to the locking position to carry out locking. The locking device identifies screws according to a system, the torque is 5-10N, the first locking component 42 is adopted for locking, the torque exceeds 10N, the locking device moves to the second locking device, the second locking device performs locking according to the torque, the torque locking value is displayed on the operation screen in real time, and a report is formed and stored. The controller of the locking and paying mechanism 4 calculates the service life of the batch heads 6 according to the locking and paying times and the locking and paying in-place condition, the using times of each batch head 6 are set, if the using times reach, the controller can prompt an alarm, and people need to check whether the service life of the batch heads 6 reaches. If the service life reaches the limit, the system device can remind the replacing of the batch head 6.

It should be understood that the above description of the specific embodiments is only for the purpose of explanation and not for the purpose of limitation. Obvious changes or variations caused by the spirit of the present invention are within the scope of the present invention.

Claims (10)

1. The multifunctional locking device of the pilot valve for the mining equipment is characterized in that: the device comprises a workpiece transfer device (1) for moving workpieces, a batch head storage device (2) for storing batch heads (6), a batch head clamping device (3) for taking and placing the batch heads (6) and a locking mechanism (4) for locking and paying screws;

the locking mechanism (4) comprises a locking bracket (41), a first locking component (42) and a second locking component (43) which are arranged on the locking bracket (41), and a first driving component (44) which drives the first locking component (42) and the second locking component (43) to slide on a beam of the locking bracket (41); the first locking assembly (42) comprises a first locking plate (421) arranged on the first driving assembly (44), a first batch head lifting cylinder (422) and a second guide rail (423) arranged on the first locking plate (421), and a second sliding block (424) which is fixedly arranged at the output end of the first batch head lifting cylinder (422) and is matched with the second guide rail (423); a first clamping frame (425) is fixedly mounted on the second sliding block (424), a first locking servo motor (426) is mounted on the first clamping frame (425), and a first head quick-changing cylinder (427) is mounted at the output end of the first locking servo motor (426); the output end of the first batch head quick-change air cylinder (427) is provided with a first batch head quick-change clamping jaw (428); and a first batch of head guide devices (429) are arranged on the second guide rail (423) in a sliding manner.

2. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: the second locking assembly (43) comprises a second locking plate (431) arranged on the first driving assembly (44), a second batch head lifting cylinder (432) and a third guide rail (433) arranged on the second locking plate (431), and a third sliding block (434) fixedly arranged at the output end of the second batch head lifting cylinder (432) and matched with the third guide rail (433); a second clamping frame (435) is fixedly mounted on the third sliding block (434), a second locking servo motor (436) is mounted on the second clamping frame (435), and a second batch head quick-change air cylinder (437) is mounted at the output end of the second locking servo motor (436); the output end of the second batch head quick-change air cylinder (437) is provided with a second batch head quick-change clamping jaw (438); and a second batch head guide device (439) is arranged on the third guide rail (433) in a sliding manner.

3. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 2, wherein: the first locking servo motor (426) is arranged to output a set torque value in a torque mode, the first locking component (42) is used for locking screws with the torque of 5N-10N screws, the second locking servo motor (436) is arranged to output the set torque value in the torque mode, and the second locking component (43) is used for locking screws with the torque of more than 10N screws.

4. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 2, wherein: the first head guide device (429) comprises a first sliding frame (4291) arranged on the second guide rail (423) in a sliding mode and a first head guide clamping jaw (4292) installed on the first sliding frame (4291); the first batch of head guide clamping jaws (4292) correspond to the position of the first batch of head quick-change clamping jaws (428); the second batch head guide device (439) comprises a second sliding frame (4391) arranged on the third guide rail (433) in a sliding manner and a second batch head guide clamping jaw (4392) arranged on the second sliding frame (4391); the second batch head guide clamping jaw (4392) corresponds to the second batch head quick-change clamping jaw (438).

5. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: the batch head storage device (2) comprises a storage rack (21), a batch head storage seat (22) arranged on the storage rack (21) and a batch head seat moving device (23) used for moving the batch head storage seat (22) along the X-axis direction.

6. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: the batch head clamping device (3) comprises a second motor (31) and a fourth guide rail (32) which are arranged on the batch head storage device (2), a fourth sliding block which is connected with the fourth guide rail (32) in a sliding way, a batch head clamping frame (34) which is arranged on the fourth sliding block, a batch head rotating air cylinder (35) which is arranged on the batch head clamping frame (34), and a batch head clamping jaw (36) which is arranged at the output end of the batch head rotating air cylinder (35); and an output shaft of the second motor (31) is coaxially provided with a third ball screw, and a nut of the third ball screw is fixedly connected with the fourth sliding block.

7. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: the workpiece transfer device (1) comprises a transfer frame (11), a transfer motor (12) and a transfer guide rail which are installed on the transfer frame (11), a driving transfer belt wheel (13) which is coaxially arranged with an output shaft of the transfer motor (12), a driven transfer belt wheel (14) which is connected with the driving transfer belt wheel (13) through belt transmission, and a transfer ball screw which is coaxially arranged with an output shaft of the driven transfer belt wheel (14); the shifting guide rail is connected with a shifting slide block in a sliding way, and the shifting slide block is fixedly connected with a nut of the shifting ball screw; and a transfer platform (15) is arranged on the transfer slide block.

8. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: the first driving assembly (44) comprises a first motor arranged on the locking support (41), a first transmission mechanism connected with the output end of the first motor, a first ball screw coaxially arranged with the output end of the first transmission mechanism, a first guide rail arranged on a cross beam of the locking support (41) and a first sliding block arranged on the first guide rail in a sliding manner; the first locking assembly (42) and the second locking assembly (43) are fixedly connected with the first sliding block.

9. The multifunctional locking device for the pilot valve of the mining equipment as set forth in claim 1, wherein: a torque monitoring device is also included.

10. The multifunctional locking device for the pilot valve of the mining equipment as set forth in any one of claims 1 to 9, wherein: the workpiece transfer device (1), the batch head clamping device (3) and the locking mechanism (4) are provided with drag chains (5) for placing electric wires.

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