CN114234024A

CN114234024A - Automatic oil spraying maintenance device for conveying chain in intelligent manufacturing

Info

Publication number: CN114234024A
Application number: CN202111492096.4A
Authority: CN
Inventors: 钟美玲
Original assignee: Shenzhen Kerong Conveying Equipment Co ltd
Current assignee: Shenzhen Kerong Conveying Equipment Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-03-25

Abstract

The invention relates to the technical field of conveying chains and discloses an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing. This an automatic oil spout maintenance device for carrying chain during intelligent manufacturing, the device is through the cooperation between extrusion linkage subassembly, the extrusion subassembly, lubricating fluid bag and the nozzle tip, utilize the nozzle tip to spout lubricating oil to carrying the chain on, reached the effect to carrying the automatic lubricating oil that adds of chain, solved artifical manual lubricating oil problem that adds, promoted the life of carrying the chain simultaneously, reached the effect that reduces its wearing and tearing, and then reached the purpose of carrying out automatic maintenance to it.

Description

Automatic oil spraying maintenance device for conveying chain in intelligent manufacturing

Technical Field

The invention belongs to the technical field of conveying chains, and particularly relates to an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing.

Background

The history of the conveyor is long, the ancient high-rotary-drum vehicle and the water-lifting overturning vehicle are rudimental forms of a modern bucket elevator and a scraper conveyor, the belt conveyor is a machine for conveying materials in a continuous mode through friction driving, the conveying machine can not only finish conveying of bulk materials, but also convey finished materials, and great convenience is brought to the work of people.

Nowadays, with the continuous development of science and the continuous progress of society, belt conveyors are widely used in industries such as mines, metallurgy, building materials, chemical industry, electric power and the like, and the most important part of the belt conveyors is conveying chains, and at present, the existing conveying chains have the following technical defects in the using process, one of which is that: most of conveying chains on the market basically do not have an automatic maintenance function, and along with long-time use of the conveying chains, the conveying chains are easily abraded to a certain extent, so that gaps are generated, the conveying chains shake in the operation process, and the service life is further shortened; the second step is as follows: because the consumption degree of the conveying chain to the lubricating oil in the high-speed running and the low-speed running is different, the consumption of the conveying chain to the lubricating oil in the high-speed running is increased, otherwise, the consumption is reversed, so that the lubricating oil cannot be controlled and added by a worker in real time; and thirdly: the working personnel can not effectively control the residual quantity of the lubricating oil, and when the lubricating oil is used up, the working personnel can not add the lubricating oil in time, so that the use of the equipment is influenced; therefore, the method is insufficient and cannot meet the use requirements of users, and therefore, further improvement is needed.

In view of the above, the present invention provides an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing, which is developed and improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing, which is achieved by the following specific technical means:

an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing comprises a shell, wherein a driving shaft is arranged on the inner wall of the shell, a movable gear is mounted on the driving shaft, a conveying chain is arranged on the outer side wall of the movable gear, and the inner side wall of the conveying chain is matched with the outer side wall of the movable gear; the inside of casing is provided with the installation department, fixed mounting has a fixed baseplate on the inside wall of installation department, be provided with supporting spring between the fixed baseplate, be provided with the flexible cover of elasticity in the fixed baseplate and be located between the supporting spring, the inside of the flexible cover of elasticity is provided with the fixing base, be provided with the lubricating fluid bag between the fixing base, the outside of lubricating fluid bag is provided with out oil pipe, the one end that the lubricating fluid bag was kept away from to the oil pipe is provided with the nozzle, the nozzle is located the inner wall of casing, utilizes the nozzle to spout lubricating oil to the conveyor chain on, has reached the effect to the automatic lubricating oil that adds of conveyor chain, has solved artifical manual adding lubricating oil problem, has promoted the life of conveyor chain simultaneously, has reached the effect that reduces its wearing and tearing, and then reaches the purpose of carrying out automatic maintenance to it.

Furthermore, one side of the mounting part, which is close to the conveying chain, is provided with an extrusion linkage assembly, and the extrusion linkage assembly comprises a movable rod, a movable plate, a protective layer and a mounting spring; one side and the movable rod looks fixed connection that the installation department is close to the conveying chain, the movable rod one end fixed mounting that the installation department was kept away from has the fly leaf, through the conveying chain at the in-process that removes, carries the chain to be located movable gear department simultaneously, carries the chain can contact with the inoxidizing coating in the fly leaf outside to produce the motive force to the fly leaf, thereby realize effectively extruding lubricated liquid bag, one side that the fly leaf is close to the conveying chain is provided with the inoxidizing coating, and can play the guard action to the conveying chain through setting up the inoxidizing coating.

Further, set up between the inner wall of fly leaf and casing and be connected with the installation spring, the installation spring is located the upper and lower both sides of movable rod, is convenient for the reset of fly leaf through setting up the installation spring.

Further, the fly leaf setting is the arc form, is favorable to laminating the conveyor chain better through being the arc form with the fly leaf setting.

Furthermore, the fixed seat is provided with an extrusion assembly, and the extrusion assembly comprises a cushion pad and an extrusion mechanism; the lubricating oil injection device is characterized in that a groove is formed in one side, opposite to the lubricating liquid bag, of the fixing seat, a buffering pad is arranged inside the groove, an extruding mechanism is installed on the outer side of the buffering pad, the lower side of the extruding mechanism is matched with the lubricating liquid bag to be installed, the extruding mechanism is utilized to effectively extrude the lubricating liquid bag, lubricating oil in the lubricating liquid bag is transmitted to an oil spray head along an oil outlet pipe, and the oil spray head is utilized to spray the lubricating oil to a conveying chain.

Furthermore, the fixed seat is provided with an induction assembly, the induction assembly is arranged on the upper side and the lower side of the extrusion assembly, and the induction assembly comprises a fixed block, a movable connecting rod, a connecting block, a movable sliding block, a connecting spring, an induction piece and an induction switch; the fixed block is installed on the inner wall of fixing base, the inside of fixed block is provided with movable connecting rod, movable connecting rod's the outer end and the outside wall of lubricated liquid bag contact of laminating mutually, connecting block and movable slider looks fixed connection are passed through to movable connecting rod's upper and lower both sides, fixedly connected with connecting spring between the inner wall of movable slider and fixed block.

Further, one side that connecting spring was kept away from to the activity slider is provided with the response piece, the positive left side of response piece just is provided with inductive switch on being located the inner wall of fixed block, the response piece passes through electric connection with inductive switch, contacts through response piece and inductive switch to the signal of telecommunication is with information transfer to external staff in to reach the mesh of reminding the staff in time to add it, and then the staff of being convenient for in time adds the normal operating of guaranteeing the device to it.

Advantageous effects

Compared with the prior art, the invention provides an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing, which has the following beneficial effects:

1. this an automatic oil spout maintenance device for carrying chain during intelligent manufacturing, the device is through the cooperation between extrusion linkage subassembly, the extrusion subassembly, lubricating fluid bag and the nozzle tip, utilize the nozzle tip to spout lubricating oil to carrying the chain on, reached the effect to carrying the automatic lubricating oil that adds of chain, solved artifical manual lubricating oil problem that adds, promoted the life of carrying the chain simultaneously, reached the effect that reduces its wearing and tearing, and then reached the purpose of carrying out automatic maintenance to it.

2. This an automatic oil spout maintenance device for carrying chain during intelligent manufacturing drives when the movable gear carries the chain and carries out high-speed motion for carry the chain also to the fly leaf extrusion of reciprocating fast, and then make the nozzle spout lubricating oil fast to carry the chain on, thereby effectively solved the problem that the transport chain lubricating oil consumption in high-speed operation is totally difficult to in time add, reached and carried out the effect of controlling the interpolation in real time to it.

3. This an automatic oil spout maintenance device for carrying chain during intelligent manufacturing drives when carrying the chain and carrying out the low-speed motion when the loose gear for carry the chain also synchronous reduction of extrusion speed to the movable plate, and then make the nozzle spout lubricating oil and also descend to some extent to the speed on carrying the chain, can play the purpose of practicing thrift lubricating oil through this setting, avoid causing the waste to it, strengthened its result of use, promoted the device's practicality simultaneously.

4. This an automatic oil spout maintenance device for carrying chain in intelligent manufacturing, the device passes through movable connecting rod, the connecting block, the activity slider, cooperation between response piece and the inductive switch, reached the purpose in transmitting the information transmission that lubricated liquid is not enough to external staff, it can't effectively control the surplus of lubricating oil to have solved the staff, the staff can't carry out the problem of timely interpolation to it, in order to reach simultaneously to remind the staff in time to carry out the purpose that adds to it, and then the staff of being convenient for in time adds the normal operating of guaranteeing the device to it.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic partial perspective view of the present invention;

FIG. 3 is a schematic view of the movable gear and conveying chain mounting structure of the present invention;

FIG. 4 is a front cross-sectional view of the present invention;

FIG. 5 is a schematic illustration of a portion of the structure of FIG. 4 in accordance with the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 5 in accordance with the present invention;

FIG. 7 is a schematic view of the mounting structure of the fixing base and the lubricating fluid bag according to the present invention;

fig. 8 is an enlarged view of portion B of fig. 7 according to the present invention.

In the figure: 1. a housing; 2. a drive shaft; 3. a movable gear; 4. a conveying chain; 5. an installation part; 6. extruding the linkage assembly; 61. a movable rod; 62. a movable plate; 63. a protective layer; 64. installing a spring; 7. a fixed base; 8. a support spring; 9. an elastic soft sleeve; 91. a fixed seat; 10. an extrusion assembly; 101. a cushion pad; 102. an extrusion mechanism; 11. a lubricating fluid bladder; 12. an oil outlet pipe; 13. an oil spray head; 14. an inductive component; 141. a fixed block; 142. a movable connecting rod; 143. connecting blocks; 144. a movable slide block; 145. a connecting spring; 146. a sensing member; 147. an inductive switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and it should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present invention may be combined with each other, for convenience of description, the words "up", "down", "left" and "right" appearing hereinafter merely indicate that the words are consistent with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

Referring to fig. 1 to 8, an automatic oil spraying maintenance device for a conveying chain in intelligent manufacturing includes a housing 1, a driving shaft 2 is disposed on an inner wall of the housing 1, a movable gear 3 is mounted on the driving shaft 2, a conveying chain 4 is disposed on an outer side wall of the movable gear 3, and an inner side wall of the conveying chain 4 is mounted in cooperation with an outer side wall of the movable gear 3; a mounting part 5 is arranged in the shell 1, one side of the mounting part 5 close to the conveying chain 4 is provided with an extrusion linkage assembly 6, and the extrusion linkage assembly 6 comprises a movable rod 61, a movable plate 62, a protective layer 63 and a mounting spring 64; one side of the mounting part 5, which is close to the conveying chain 4, is fixedly connected with a movable rod 61, one end of the movable rod 61, which is far away from the mounting part 5, is fixedly provided with a movable plate 62, and in the moving process of the conveying chain 4, meanwhile, the conveying chain 4 is positioned at the movable gear 3, the conveying chain 4 will contact with the protective layer 63 outside the movable plate 62, thereby generating a driving force on the movable plate 62 to realize effective extrusion of the lubricating liquid bag 11, a protective layer 63 is arranged on one side of the movable plate 62 close to the conveying chain 4, and can play a role in protecting the conveying chain 4 by arranging a protective layer 63, a mounting spring 64 is arranged and connected between the movable plate 62 and the inner wall of the shell 1, the mounting spring 64 is positioned at the upper side and the lower side of the movable rod 61, the return of the movable plate 62 is facilitated by the installation spring 64, the movable plate 62 is arranged in an arc shape, the movable plate 62 is arranged in an arc shape, so that the conveying chain 4 can be better attached;

a fixed base 7 is fixedly mounted on the inner side wall of the mounting portion 5, supporting springs 8 are arranged between the fixed bases 7, elastic soft sleeves 9 are arranged in the fixed bases 7 and located between the supporting springs 8, fixed seats 91 are arranged inside the elastic soft sleeves 9, lubricating liquid bags 11 are arranged between the fixed seats 91, extrusion assemblies 10 are arranged on the fixed seats 91, and each extrusion assembly 10 comprises a cushion pad 101 and an extrusion mechanism 102; a groove is formed in one side, opposite to the lubricating liquid bag 11, of the fixing seat 91, a buffer pad 101 is arranged inside the groove, an extrusion mechanism 102 is arranged on the outer side of the buffer pad 101, the lower side of the extrusion mechanism 102 is installed in a matched mode with the lubricating liquid bag 11, the extrusion mechanism 102 is used for effectively extruding the lubricating liquid bag 11, lubricating oil in the lubricating liquid bag 11 is transmitted to an oil spray head 13 along an oil outlet pipe 12, the oil spray head 13 is used for spraying the lubricating oil to the conveying chain 4, a sensing assembly 14 is arranged on the fixing seat 91, the sensing assembly 14 is arranged on the upper side and the lower side of the extrusion assembly 10, and the sensing assembly 14 comprises a fixing block 141, a movable connecting rod 142, a connecting block 143, a movable sliding block 144, a connecting spring 145, a sensing element 146 and a sensing switch 147; the fixed block 141 is installed on the inner wall of the fixed seat 91, the movable connecting rod 142 is arranged inside the fixed block 141, the outer end of the movable connecting rod 142 is in contact with the outer side wall of the lubricating liquid bag 11, the upper side and the lower side of the movable connecting rod 142 are fixedly connected with the movable sliding block 144 through the connecting block 143, and the connecting spring 145 is fixedly connected between the movable sliding block 144 and the inner wall of the fixed block 141;

the fixed seat 91 is provided with a sensing assembly 14, the sensing assembly 14 is arranged at the upper side and the lower side of the extrusion assembly 10, and the sensing assembly 14 comprises a fixed block 141, a movable connecting rod 142, a connecting block 143, a movable sliding block 144, a connecting spring 145, a sensing element 146 and a sensing switch 147; the fixed block 141 is installed on the inner wall of the fixed block 91, the movable connecting rod 142 is arranged inside the fixed block 141, the outer end of the movable connecting rod 142 is in contact with the outer side wall of the lubricating liquid bag 11, the upper side and the lower side of the movable connecting rod 142 are fixedly connected with the movable sliding block 144 through the connecting block 143, the connecting spring 145 is fixedly connected between the movable sliding block 144 and the inner wall of the fixed block 141, one side of the movable sliding block 144, which is far away from the connecting spring 145, is provided with the sensing element 146, the sensing switch 147 is arranged right left of the sensing element 146 and located on the inner wall of the fixed block 141, the sensing element 146 is electrically connected with the sensing switch 147 and is in contact with the sensing switch 147 through the sensing element 146, the device can send out an electric signal to transmit information to outside workers, so that the purpose of reminding the workers to add the information in time is achieved, the workers can add the information in time, and normal operation of the device is guaranteed;

the outside of lubricating liquid bag 11 is provided with out oil pipe 12, the one end that lubricating liquid bag 11 was kept away from to oil pipe 12 is provided with nozzle 13, nozzle 13 is located the inner wall of casing 1, utilize nozzle 13 to spout lubricating oil to conveying chain 4 on, the effect to the automatic lubricating oil that adds of conveying chain 4 has been reached, the artifical manual lubricating oil problem that adds has been solved, the life of conveying chain 4 has been promoted simultaneously, the effect that reduces its wearing and tearing has been reached, and then reach the purpose of carrying out automatic maintenance to it.

The specific use mode and function of the embodiment are as follows:

the working principle is as follows: the automatic oil spraying maintenance device for the conveying chain 4 in intelligent manufacturing is characterized in that when the automatic oil spraying maintenance device is used, the driving shaft 2 is driven to generate kinetic energy through the control of an external computer program, the driving shaft 2 is used for driving the movable gear 3 to start rotating by utilizing the kinetic energy generated by the driving shaft 2, the movable gear 3 rotates, and meanwhile, the conveying chain 4 is driven to synchronously move through the meshing action between the conveying chain 4 and the conveying chain 4, the conveying chain 4 is positioned at the movable gear 3 in the moving process of the conveying chain 4, the conveying chain 4 can be in contact with the protective layer 63 on the outer side of the movable plate 62 to generate a driving force on the movable plate 62, the protective layer 63 can play a role in protecting the conveying chain 4, based on the extrusion force of the conveying chain 4 on the movable plate 62, the movable plate 62 drives the movable rod 61 to synchronously move towards the inner direction, the movable rod 61 is used for pushing the mounting part 5, and meanwhile, the fixing base 7 extrudes the elastic cushion, at the moment, the lubricating liquid bag 11 is effectively extruded by the extruding mechanism 102, so that the lubricating oil in the lubricating liquid bag 11 is transferred to the oil spray head 13 along the oil outlet pipe 12, and then the lubricating oil is sprayed onto the conveying chain 4 by the oil spray head 13, so that the effect of automatically adding the lubricating oil to the conveying chain 4 is achieved, the problem of manually and manually adding the lubricating oil is solved, the service life of the conveying chain 4 is prolonged, the effect of reducing the abrasion of the conveying chain is achieved, and the purpose of automatically maintaining the conveying chain is achieved;

the consumption degree of the lubricating oil in the high-speed operation and the low-speed operation of the conveying chain 4 is different, the consumption of the lubricating oil by the conveying chain 4 in the high-speed operation is increased, when the movable gear 3 drives the conveying chain 4 to move at a high speed, the conveying chain 4 rapidly performs reciprocating extrusion on the movable plate 62, the movable rod 61 is used for continuously extruding the mounting part 5, the extrusion mechanism 102 is used for effectively extruding the lubricating liquid bag 11, the lubricating oil in the lubricating liquid bag 11 is transmitted to the oil spray head 13 along the oil outlet pipe 12, the oil spray head 13 is used for rapidly spraying the lubricating oil onto the conveying chain 4, the problem that the lubricating oil is almost consumed and difficult to be added in time in the high-speed operation is effectively solved through the arrangement, and the effect of real-time control adding of the lubricating oil is achieved; when the movable gear 3 drives the conveying chain 4 to move at a low speed, the extrusion speed of the conveying chain 4 to the movable plate 62 is synchronously reduced, so that the speed of spraying the lubricating oil onto the conveying chain 4 by the oil spraying head 13 is reduced, and the purpose of saving the lubricating oil can be achieved through the arrangement;

in addition, along with lubricating oil to in the lubricated liquid bag 11 constantly consumes, when going up the lubricating oil consumption in the lubricated liquid bag 11 totally, lubricated liquid bag 11 is because inside lack lubricating oil this moment, make lubricated liquid bag 11 laminate each other, and contact through laminating the axle head with movable connecting rod 142 with lubricated liquid bag 11 mutually, utilize connecting block 143 to drive movable slider 144 synchronous motion when making movable connecting rod 142 remove, stimulate connecting spring 145 simultaneously, and drive response piece 146 synchronous motion when movable slider 144 removes, make response piece 146 and inductive switch 147 contact, thereby the signal of telecommunication is with information transfer to in the staff in the external world, in order to reach and remind the staff in time to carry out the mesh that adds to it, and then the staff of being convenient for in time adds the normal operating of assurance device to it.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an automatic oil spout maintenance device that is arranged in intelligent manufacturing to carry chain, includes casing (1), its characterized in that:

a driving shaft (2) is arranged on the inner wall of the shell (1), a movable gear (3) is installed on the driving shaft (2), a conveying chain (4) is arranged on the outer side wall of the movable gear (3), and the inner side wall of the conveying chain (4) is installed in a matching manner with the outer side wall of the movable gear (3);

the inside of casing (1) is provided with installation department (5), fixed mounting has fixed baseplate (7) on the inside wall of installation department (5), be provided with supporting spring (8) between fixed baseplate (7), be provided with elastic soft cover (9) in fixed baseplate (7) and between being located supporting spring (8), the inside of elastic soft cover (9) is provided with fixing base (91), be provided with lubricating fluid bag (11) between fixing base (91), the outside of lubricating fluid bag (11) is provided with out oil pipe (12), the one end of lubricating fluid bag (11) is kept away from in play oil pipe (12) is provided with nozzle (13), nozzle (13) are located the inner wall of casing (1).

2. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing according to claim 1, is characterized in that: one side, close to the conveying chain (4), of the mounting part (5) is provided with an extrusion linkage assembly (6), and the extrusion linkage assembly (6) comprises a movable rod (61), a movable plate (62), a protective layer (63) and a mounting spring (64);

one side that installation department (5) are close to conveying chain (4) and movable rod (61) looks fixed connection, the one end fixed mounting that installation department (5) were kept away from in movable rod (61) has fly leaf (62), one side that fly leaf (62) are close to conveying chain (4) is provided with inoxidizing coating (63).

3. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing according to claim 2, is characterized in that: and a mounting spring (64) is arranged and connected between the movable plate (62) and the inner wall of the shell (1), and the mounting spring (64) is positioned on the upper side and the lower side of the movable rod (61).

4. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing according to claim 2, is characterized in that: the movable plate (62) is arranged in an arc shape.

5. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing according to claim 1, is characterized in that: the fixed seat (91) is provided with an extrusion assembly (10), and the extrusion assembly (10) comprises a cushion pad (101) and an extrusion mechanism (102);

one side of the fixed seat (91) opposite to the lubricating liquid bag (11) is provided with a groove, a buffer pad (101) is arranged in the groove, an extrusion mechanism (102) is installed on the outer side of the buffer pad (101), and the lower side of the extrusion mechanism (102) is installed in a matching mode with the lubricating liquid bag (11).

6. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing of claim 5, wherein: the fixed seat (91) is provided with an induction component (14), the induction component (14) is arranged on the upper side and the lower side of the extrusion component (10), and the induction component (14) comprises a fixed block (141), a movable connecting rod (142), a connecting block (143), a movable sliding block (144), a connecting spring (145), an induction component (146) and an induction switch (147);

the utility model discloses a lubricating liquid bag, including fixed block (141), the inside of fixed block (141) is provided with movable connecting rod (142), the outer end of movable connecting rod (142) and the outside wall of lubricating liquid bag (11) are laminated mutually and are contacted, connecting block (143) and activity slider (144) looks fixed connection are passed through to the upper and lower both sides of activity connecting rod (142), fixedly connected with connecting spring (145) between the inner wall of activity slider (144) and fixed block (141).

7. The automatic oil spraying maintenance device for the conveying chain in intelligent manufacturing of claim 6, wherein: an induction piece (146) is arranged on one side, away from the connecting spring (145), of the movable sliding block (144), an induction switch (147) is arranged right on the left of the induction piece (146) and on the inner wall of the fixed block (141), and the induction piece (146) is electrically connected with the induction switch (147).