CN112873359A

CN112873359A - Anti-stall cutting machine for manufacturing composite insulation board

Info

Publication number: CN112873359A
Application number: CN202011561640.1A
Authority: CN
Inventors: 王静; 郑鑫; 韦大辉
Original assignee: Shanghai Jingcheng Mechanical Equipment R & D Center
Current assignee: Shanghai Jingcheng Mechanical Equipment R & D Center
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-06-01

Abstract

The invention relates to the technical field of composite insulation board manufacturing, and discloses a stall-proof cutting machine for manufacturing a composite insulation board, which comprises a shell, wherein the top and the bottom of the shell are fixedly connected with electromagnetic sheets, the inside of each electromagnetic sheet is movably connected with a rotating part, a liquid cavity is formed in each rotating part, electrode posts which are uniformly distributed are fixedly connected in each liquid cavity, a driving shaft is sleeved in each rotating part, and two symmetrical lead groups are fixedly connected in each driving shaft. This composite insulation board makes with anti-stall cutting machine, through the mutual cooperation between starter block and spring, under the condition of driving shaft stall, the starter block receives centrifugal force effect to overcome two elasticity of spring and touches the ring contact with the start-up, and control electrode post outage makes the current variant become liquid by solid-state in the liquid chamber, stops transmitting the torque of driving shaft, makes driving shaft and rotating part be two parts of independent rotation, and the driving shaft idle running, rotating part speed reduce, has realized the function that prevents the rotating part stall.

Description

Anti-stall cutting machine for manufacturing composite insulation board

Technical Field

The invention relates to the technical field of composite insulation board manufacturing, in particular to an anti-stall cutting machine for manufacturing a composite insulation board.

Background

The composite insulation board is made of additives, cement, sand and mucilage serving as bonding materials, the glass fiber gridding cloth and the reinforcing steel bars serving as reinforcing materials, wood fibers and fly ash serving as fillers, the polyethylene foam board serving as insulation materials is mainly applied to house construction, the board needs to be cut in the production, manufacturing and using processes of the composite insulation board, the condition that the cutting machine stalls can often occur in the cutting process, the board is over-cut or damaged, waste of raw materials is caused, and the composite insulation board is not beneficial to use of a user.

In the cutting process of composite insulation board, because current-voltage's fluctuation in the cutting machine can lead to the condition of stall to appear in the rotational speed of cutting part to make the atress between cutting blade and the heated board too big, the condition of vibrations appears, make panel impaired, reduced the quality of panel, the cutting machine of stall is unfavorable for user's control simultaneously, can cause personnel to be injured, can not satisfy user's user demand, has caused the loss for the user.

Therefore, the anti-stall cutting machine for manufacturing the composite insulation board is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the anti-stall cutting machine for manufacturing the composite insulation board, which has the advantages of automatically controlling the rotating speed, preventing the product from stalling and reducing the use risk, and solves the problems that the common cutting machine is easy to stall, stalls continue to work and has high use risk.

(II) technical scheme

In order to achieve the purposes of automatically controlling the rotating speed, preventing the product from stalling and reducing the use risk, the invention provides the following technical scheme: a stall-proof cutting machine for manufacturing a composite insulation board comprises a shell, wherein electromagnetic sheets are fixedly connected to the top and the bottom of the shell, rotating portions are movably connected to the insides of the electromagnetic sheets, liquid cavities are formed in the rotating portions, evenly-distributed electrode columns are fixedly connected to the insides of the liquid cavities, driving shafts are sleeved inside the rotating portions, two symmetrical lead groups are fixedly connected to the insides of the driving shafts, control grooves are formed in the two sides of the driving shafts, springs I are fixedly connected to the outsides of the control grooves, control blocks are fixedly connected to the insides of the springs I, dielectric plates are fixedly connected to the insides of the control blocks, positive plates are fixedly connected to the bottoms of the control grooves, negative plates are fixedly connected to the tops of the control grooves, starting grooves are formed in the tops and the bottoms of the driving, the equal swing joint in start block both sides has the pulley, starts groove outside fixedly connected with start the contact ring, the equal fixedly connected with electro-magnet in driving shaft top and bottom.

Preferably, the casing is metal material, and the inside mounting groove of having seted up of casing, and the diameter of mounting groove is greater than the diameter of rotating part, has increased the intensity of product, and the use of the product of being convenient for makes the rotating part install in the inside mounting groove of casing, has reduced the friction between rotating part and the casing, the installation and the rotation of the rotating part of being convenient for.

Preferably, the rotating part is metal material, and the rotating part includes connecting portion and accessory installation department, and the diameter of rotating part is greater than the diameter in liquid chamber, is convenient for be connected between rotating part and the driving shaft, is convenient for install cutting blade on the rotating part simultaneously, has promoted the performance of product, is favorable to user's use.

Preferably, the diameter of the liquid cavity is larger than the maximum diameter of the driving shaft, the inside of the liquid cavity is filled with an electrorheological body, the electrorheological body mainly comprises base liquid, solid particles and additives, when the electrode column is not electrified, the electrorheological body is in a liquid state, the rotating part and the driving shaft are two independent parts and are not affected mutually, idling of the driving shaft is realized, when the electrode column is electrified, the electrorheological body is in a solid state, the rotating part and the driving shaft form a whole under the connection effect of the electrorheological body, the torque of the driving shaft is transmitted, and the cutting function of a product is realized.

Preferably, the driving shaft is metal material, and the driving shaft includes pivot, connecting portion and work motor, and the outside symmetry of driving shaft is provided with the boss, and the quantity of boss is liquid chamber individual, is convenient for be connected between driving shaft and the rotating part, closely laminates through the electrorheological body in the liquid chamber and boss, has increased the area of contact between driving shaft and the electrorheological body, has strengthened the engaging force between driving shaft and the rotating part, and the transmission of the torque of being convenient for is favorable to the use of product.

Preferably, the control block comprises a movable block body and a counterweight body, the diameter of the control block is smaller than that of the control groove, the control block is made of plastic materials, and when the control block rotates along with the driving shaft under the action of the counterweight body, the elastic force action of a spring is overcome, so that the control block moves in the control groove, the magnetic field intensity of the electromagnetic sheet is controlled, meanwhile, the frictional resistance between the control block and the control groove is reduced, and the control block can conveniently move in the control groove.

Preferably, the starting block includes removal block and counterweight block, and the starting block is plastic materials, and the diameter of starting block is less than the diameter of starting the groove, and through the effect of counterweight block, when the driving shaft is rotatory is followed to the starting groove, overcome two elasticity effects of spring for the starting block removes in starting the groove, thereby when the driving shaft stall, control starting block touches the ring contact with the start-up, cuts off the circuit of electrode post, makes the driving shaft idle running, thereby realizes preventing the function of stall.

Preferably, the pulley is made of rubber materials, patterns are arranged on the surface of the pulley, so that the friction between the starting block and the starting groove is changed into rolling friction, the friction force between the starting block and the starting groove is reduced, and the movement between the starting block and the starting groove is facilitated.

Preferably, the electromagnet comprises a magnetic body, a surrounding coil and a control assembly, opposite faces of the electromagnet and the permanent magnet are same in magnetism, when the electromagnet is electrified, the electromagnet generates a magnetic field, the electromagnet and the permanent magnet are mutually repelled due to the fact that the opposite faces are same in magnetism, the starting block always overcomes the elastic action of the second spring and keeps contact with the starting contact ring, the power-off state of the electrode column is kept, the driving shaft idles, and the function of preventing stalling is achieved.

(III) advantageous effects

Compared with the prior art, the invention provides an anti-stall cutting machine for manufacturing a composite heat-insulation board, which has the following beneficial effects:

1. this composite insulation board makes with anti-stall cutting machine, through the mutual cooperation between starter block and spring, under the condition of driving shaft stall, the starter block receives centrifugal force effect to overcome two elasticity of spring and touches the ring contact with the start-up, and control electrode post outage makes the current variant become liquid by solid-state in the liquid chamber, stops transmitting the torque of driving shaft, makes driving shaft and rotating part be two parts of independent rotation, and the driving shaft idle running, rotating part speed reduce, has realized the function that prevents the rotating part stall.

2. This compound insulation board makes and uses anti-stall cutting machine, through dielectric plate and positive plate, mutually support between the negative plate, when the driving shaft is about to stall, the control block overcomes spring elastic action and drives the dielectric plate and insert between positive plate and the negative plate under the effect of centrifugal force, change the relative area between positive plate and the negative plate, thereby make the circular telegram of electromagnetism piece produce magnetic field, wire group cutting magnetic induction linear motion and turn into the electric energy with the partial kinetic energy of driving shaft, thereby reduce the rotational speed of driving shaft, the function of preventing the stall has been realized.

Drawings

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

FIG. 2 is a schematic view of the structure of the driving shaft of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 4 is a partially enlarged view of portion B of FIG. 1 according to the present invention.

In the figure: 1. a housing; 2. an electromagnetic sheet; 3. a rotating part; 4. a liquid chamber; 5. an electrode column; 6. a drive shaft; 7. a wire group; 8. a control slot; 9. a first spring; 10. a control block; 11. a dielectric plate; 12. a positive plate; 13. a negative plate; 14. starting a groove; 15. a second spring; 16. a start block; 17. a permanent magnet; 18. a pulley; 19. starting a contact ring; 20. an electromagnet.

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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a stall-proof cutting machine for manufacturing composite insulation board includes a housing 1, the housing 1 is made of metal material, a mounting groove is formed in the housing 1, the diameter of the mounting groove is larger than that of a rotating portion 3, the strength of the product is enhanced, the use of the product is facilitated, the rotating portion 3 is mounted in the mounting groove in the housing 1, the friction between the rotating portion 3 and the housing 1 is reduced, the rotating portion 3 is convenient to mount and rotate, the top and the bottom of the housing 1 are both fixedly connected with an electromagnetic sheet 2, the rotating portion 3 is movably connected in the electromagnetic sheet 2, the rotating portion 3 is made of metal material, the rotating portion 3 includes a connecting portion and an accessory mounting portion, the diameter of the rotating portion 3 is larger than that of a liquid chamber 4, the connection between the rotating portion 3 and a driving shaft 6 is facilitated, meanwhile, the use of being favorable to the user, liquid chamber 4 has been seted up to rotating part 3 inside, the diameter of liquid chamber 4 is greater than the maximum diameter of driving shaft 6, the inside of liquid chamber 4 is full of the electrorheological body, the electrorheological body mainly includes basic liquid, solid particle and additive, when electrode post 5 does not circular telegram, the electrorheological body changes the state for liquid, rotating part 3 and driving shaft 6 are two solitary parts, each other does not influence, the idle running of driving shaft 6 has been realized, when electrode post 5 circular telegram, the electrorheological body changes the state for the solid, rotating part 3 and driving shaft 6 form a whole under the linkage effect of electrorheological body, the torque of transmission driving shaft 6, the cutting function of product has been realized.

The electrode posts 5 which are uniformly distributed are fixedly connected inside the liquid cavity 4, the driving shaft 6 is sleeved inside the rotating part 3, the driving shaft 6 is made of metal materials, the driving shaft 6 comprises a rotating shaft, a connecting part and a working motor, bosses are symmetrically arranged on the outer side of the driving shaft 6, the number of the bosses is 4, the connection between the driving shaft 6 and the rotating part 3 is convenient, the bosses are tightly attached to the bosses through electrorheological bodies in the liquid cavity 4, the contact area between the driving shaft 6 and the electrorheological bodies is increased, the connecting force between the driving shaft 6 and the rotating part 3 is enhanced, the transmission of torque is convenient, the use of products is facilitated, two symmetrical lead groups 7 are fixedly connected inside the driving shaft 6, control grooves 8 are formed in the two sides of the driving shaft 6, a first spring 9 is fixedly connected to the outer side of each control groove 8, a control block 10 is fixedly connected to, the diameter of control piece 10 is less than the diameter of control groove 8, control piece 10 is plastic material, effect through the counterweight block, when control piece 10 is rotatory along with driving shaft 6, overcome spring 9 elastic force effect, make control piece 10 remove in control groove 8, thereby control the magnetic field intensity of electromagnetism piece 2, the frictional resistance between control piece 10 and the control groove 8 has been reduced simultaneously, be convenient for the removal of control piece 10 in control groove 8, the inside fixedly connected with dielectric plate 11 of control piece 10, control groove 8 bottom fixedly connected with positive plate 12, control groove 8 top fixedly connected with negative plate 13.

Starting grooves 14 are formed in the top and the bottom of the driving shaft 6, a second spring 15 is fixedly connected to the inner side of each starting groove 14, a starting block 16 is fixedly connected to the outer side of the second spring 15, each starting block 16 comprises a moving block body and a counterweight block body, each starting block 16 is made of plastic materials, the diameter of each starting block 16 is smaller than that of each starting groove 14, under the action of each counterweight block body, when the corresponding starting groove 14 rotates along with the corresponding driving shaft 6, the elastic force action of the corresponding second spring 15 is overcome, so that each starting block 16 moves in each starting groove 14, when the corresponding driving shaft 6 stalls, the corresponding starting block 16 is controlled to be in contact with a starting contact ring 19, a circuit of the electrode column 5 is cut off, the corresponding driving shaft 6 idles, the stalling prevention function is achieved, a permanent magnet 17 is fixedly connected to the inside of each starting block 16, pulleys 18 are movably connected to the two sides of each starting block 16, each pulley 18 is made of rubber materials, reduced the frictional force between the movable block 16 and the start groove 14, be convenient for the movable block 16 and start the removal between groove 14, start groove 14 outside fixedly connected with start touch ring 19, equal fixedly connected with electro-magnet 20 in driving shaft 6 top and bottom, electro-magnet 20 includes the magnetic body, encircle coil and control assembly, the opposite face magnetism of electro-magnet 20 and permanent magnet 17 is the same, when electro-magnet 20 circular telegram, electro-magnet 20 produces magnetic field, electro-magnet 20 and permanent magnet 17 are because of the same and mutual repulsion of opposite face magnetism, make the movable block 16 overcome the spring action of spring two 15 always and with start touch ring 19 keep in contact, make the outage state that keeps electrode post 5, make driving shaft 6 idle running, realized the function that prevents stall.

The working principle is as follows: when the product normally works, the rotating speed of the driving shaft 6 and the rotating part 3 is in a normal working range, the electrode column 5 is electrified, the current variant in the liquid cavity 4 is in a solid state, the driving shaft 6 and the rotating part 3 integrally rotate to realize the cutting function of the product, the electromagnetic sheet 2 and the electromagnet 20 are powered off, the centrifugal force borne by the control block 10 cannot overcome the elastic force action of the first spring 9, the centrifugal force borne by the starting block 16 cannot overcome the elastic force action of the second spring 15, and the starting block 16 is not in contact with the starting contact ring 19, when the product speed is about to exceed the safety range, the control block 10 moves in the control groove 8 under the action of centrifugal force against the elastic force of the first spring 9, drives the dielectric plate 11 to be inserted between the positive plate 12 and the negative plate 13, changes the relative area between the positive plate 12 and the negative plate 13, thereby changing the voltage at the two ends of the electromagnetic sheet 2 and enabling the electromagnetic sheet 2 to generate a magnetic field with variable intensity;

the wire group 7 in the driving shaft 6 generates electric energy by cutting magnetic induction line motion, partial kinetic energy of the driving shaft 6 is converted into the electric energy in the wire group 7, so that the rotating speed of the driving shaft 6 is reduced, the driving shaft 6 is kept in a safe range, the stalling of a product is prevented, when the speed adjusting device cannot meet the requirement and the product stalls, the starting block 16 overcomes the elastic force of the second spring 15 and contacts with the starting contact ring 19 under the action of centrifugal force, the circuit of the electrode column 5 is disconnected, the current variant in the liquid cavity 4 is converted from a solid state into a liquid state and is not transmitting the torque of the driving shaft 6, meanwhile, the rotating part 3 and the driving shaft 6 are two parts which rotate independently, the driving shaft 6 idles, the stalling of the rotating part 3 is prevented, meanwhile, the electromagnet 20 is electrified, the starting block 16 and the starting contact ring 19 are always contacted, so that the driving shaft 6 is always, by cutting off the working power supply, the internal structure of the product is reset, and the cutting function of the product is realized again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a composite insulation board makes with anti-stall cutting machine, includes casing (1), its characterized in that: the improved electromagnetic valve is characterized in that the top and the bottom of the shell (1) are fixedly connected with electromagnetic sheets (2), the interior of each electromagnetic sheet (2) is movably connected with a rotating part (3), a liquid cavity (4) is formed in the rotating part (3), electrode columns (5) which are uniformly distributed are fixedly connected in the liquid cavity (4), a driving shaft (6) is sleeved in the rotating part (3), two symmetrical lead groups (7) are fixedly connected in the driving shaft (6), control grooves (8) are formed in two sides of the driving shaft (6), a first spring (9) is fixedly connected to the outer side of each control groove (8), a control block (10) is fixedly connected to the inner side of each first spring (9), a dielectric plate (11) is fixedly connected in the control block (10), a positive plate (12) is fixedly connected to the bottom of each control groove (8), a negative plate (13) is fixedly connected to the top of each, the inner side of the starting groove (14) is fixedly connected with a second spring (15), the outer side of the second spring (15) is fixedly connected with a starting block (16), a permanent magnet (17) is fixedly connected inside the starting block (16), pulleys (18) are movably connected to two sides of the starting block (16), a starting contact ring (19) is fixedly connected to the outer side of the starting groove (14), and electromagnets (20) are fixedly connected to the top and the bottom of the driving shaft (6).

2. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: casing (1) is metal material, and the mounting groove has been seted up to casing (1) inside, and the diameter of mounting groove is greater than the diameter of rotating part (3).

3. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the rotating part (3) is made of metal materials, the rotating part (3) comprises a connecting part and an accessory installation part, and the diameter of the rotating part (3) is larger than that of the liquid cavity (4).

4. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the diameter of the liquid cavity (4) is larger than the maximum diameter of the driving shaft (6), the interior of the liquid cavity (4) is filled with an electrorheological fluid, and the electrorheological fluid mainly comprises base liquid, solid particles and additives.

5. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the driving shaft (6) is made of metal materials, the driving shaft (6) comprises a rotating shaft, a connecting portion and a working motor, bosses are symmetrically arranged on the outer side of the driving shaft (6), and the number of the bosses is four.

6. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the control block (10) comprises a moving block body and a counterweight block body, the diameter of the control block (10) is smaller than that of the control groove (8), and the control block (10) is made of plastic materials.

7. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the starting block (16) comprises a moving block body and a counterweight block body, the starting block (16) is made of plastic materials, and the diameter of the starting block (16) is smaller than that of the starting groove (14).

8. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the pulley (18) is made of rubber materials, and patterns are arranged on the surface of the pulley (18).

9. The anti-stall cutting machine for manufacturing the composite insulation board according to claim 1, wherein the anti-stall cutting machine comprises: the electromagnet (20) comprises a magnetic body, a surrounding coil and a control assembly, and the opposite surfaces of the electromagnet (20) and the permanent magnet (17) are the same in magnetism.