CN210787590U - Auxiliary transmission brake device of cement mill - Google Patents
Auxiliary transmission brake device of cement mill Download PDFInfo
- Publication number
- CN210787590U CN210787590U CN201921814173.1U CN201921814173U CN210787590U CN 210787590 U CN210787590 U CN 210787590U CN 201921814173 U CN201921814173 U CN 201921814173U CN 210787590 U CN210787590 U CN 210787590U
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- Prior art keywords
- rod
- brake
- hinged
- auxiliary motor
- brake wheel
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- 239000004568 cement Substances 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
An auxiliary transmission brake device of a cement mill belongs to the field of cement ball mills and comprises an installation base, an auxiliary motor, a brake wheel, a connecting rod, a right vertical rod, a right brake hub, an auxiliary motor shaft, a lower support, a left brake hub, a left vertical rod, an electromagnetic traction device, a traction rod and a swing rod; the mounting base is mounted at the bottom of the motor and fixedly connected with the mounting base of the auxiliary motor, and the brake device has the characteristics of durability and good brake effect.
Description
Technical Field
The invention belongs to the field of auxiliary equipment of cement ball mills, and particularly relates to an auxiliary transmission brake device of a cement mill.
Background
In cement production enterprises, a ball mill is a necessary production device, and when the ball mill is used for loading balls or other debuggers, an auxiliary transmission motor is often adopted to drive the mill to rotate and position so as to reach a determined stop position, thereby facilitating ball loading, ball grinding and debugging; the existing auxiliary motor positioning adopts a plate type motor brake device, as shown in figure 1, the defects are that the abrasion is fast, the replacement is needed in 4-6 months, the friction force of a brake plate cannot be accurately stopped at a preset position, and the situations of brake slip and overspeed rollback exist; the braking principle is that the static brake block and the rotary brake block are pressed by the friction force generated by a pressure spring during braking, the static brake block is sucked away from the rotary brake block when a brake coil is electrified without braking, the gap of the static brake block is also adjusted frequently, the static brake block is larger and smaller, and the static brake block is not separated, so that the ball grinding and the debugging are inconvenient.
Disclosure of Invention
Aiming at the problems of the brake device of the auxiliary motor of the ball mill used by the existing cement production enterprises, the invention provides the brake device which has effective braking, small abrasion and durability, and the technical scheme of the invention is as follows: the utility model provides a cement mill auxiliary transmission brake equipment which characterized in that: the device comprises an installation base, an auxiliary motor, a brake wheel, a connecting rod, a right vertical rod, a right brake hub, an auxiliary motor shaft, a lower support, a left brake hub, a left vertical rod, an electromagnetic traction device, a traction rod and a swing rod; the mounting base is mounted at the bottom of the motor and is fixedly connected with the mounting base of the auxiliary motor; the auxiliary motor is arranged on the mounting base and fixedly connected with the mounting base, a power output shaft of the auxiliary motor extends out of two ends of the motor object, one end of the power output shaft is connected with the ball mill through a transmission mechanism, and the other end of the power output shaft is fixedly connected with the brake wheel; the circuit of the auxiliary motor is connected with an electrical control system of the ball mill; the brake wheel is arranged on an auxiliary motor shaft of the auxiliary motor and is fixedly connected with the auxiliary motor shaft; the connecting rod is arranged between the right vertical rod and the swing rod, and two ends of the connecting rod are respectively hinged with the right vertical rod and the swing rod; the right upright is arranged on the right side of the brake wheel, the lower part of the right upright is hinged with the lower support, the middle part of the right upright is hinged with the right brake hub, and the upper end of the right upright is hinged with the connecting rod; the right brake hub is arranged on the right side of the brake wheel and is of an arc structure, and the arc radius of the side, which is in contact with the brake wheel, of the right brake hub is matched with the radius of the brake wheel; the right side of the right brake hub is hinged with the middle part of the right upright rod; the auxiliary motor shaft is one end of a power output shaft of the auxiliary motor, which is connected with the brake wheel, and is arranged on a rotor of the auxiliary motor, and the outer end of the auxiliary motor shaft is fixedly connected with the brake wheel; the lower support is arranged on the mounting base and is fixedly connected with the mounting base; the left brake hub is arranged on the left side of the brake wheel and is of an arc structure, the radius of the right arc of the left brake hub is matched with that of the brake wheel, and the left side of the left brake hub is hinged with the middle part of the left upright rod; the left upright rod is arranged on the left side of the brake wheel, the upper part of the left upright rod is hinged with the swing rod, the middle part of the left upright rod is hinged with the left brake hub, and the lower part of the left upright rod is hinged with the lower support; the electromagnetic traction device is arranged on the lower support, the lower end of the electromagnetic traction device is hinged with the lower support, and the movable part of the electromagnetic traction device is connected with the traction rod; the draw bar is arranged at the upper part of the electromagnetic traction device, the lower end of the draw bar is connected with the movable part of the electromagnetic traction device, and the upper end of the draw bar is hinged with the swing rod; the swing rod is arranged at the upper end of the left vertical rod and is hinged with the left vertical rod through a pin shaft, the swing rod is fork-shaped, one swing arm is hinged with the traction rod, the other swing arm is hinged with the connecting rod, and the joint of the two swing arms is hinged with the left vertical rod through a pin shaft.
Furthermore, two right vertical rods are arranged and are respectively arranged on two side surfaces of the lower support; therefore, the weight is reduced, the installation is convenient, and the manufacture is simple.
Furthermore, the left arc of the right brake hub is made of wear-resistant materials, such as the same materials of the automobile brake pad.
Furthermore, the left brake hub adopts the same structural shape and material as the right brake hub; this facilitates the equalization of braking forces.
Furthermore, two left upright posts are arranged and are respectively arranged on two side surfaces of the lower support; therefore, the weight is reduced, the installation is convenient, and the manufacture is simple.
Furthermore, the electromagnetic traction device is a power electromagnet; this is for easy procurement and reduced manufacturing costs.
The directional indicators in this document are, for example, the directions facing the drawing sheet, such as left, right, front, rear, up and down.
Advantageous effects
The invention has the advantages that the accurate positioning of the cement ball mill can be realized, and the braking effect is good; the structure is simple, so the manufacturing cost is low; durable in use because of reasonable layout and braking principle.
Drawings
FIG. 1 is a schematic structural diagram of a conventional auxiliary transmission brake device
A. The brake system comprises an auxiliary driving motor, a magnetic coil B, a spring C, a fixed brake disc D, a movable brake disc E and a cooling fan F.
FIG. 2 is a schematic structural diagram of the present invention
1. The device comprises an installation base, 2 parts of an auxiliary motor, 3 parts of a brake wheel, 4 parts of a connecting rod, 5 parts of a right vertical rod, 6 parts of a right brake hub, 7 parts of an auxiliary motor shaft, 8 parts of a lower support, 9 parts of a left brake hub, 10 parts of a left vertical rod, 11 parts of an electromagnetic traction device, 12 parts of a traction rod and 13 parts of a swing rod.
Detailed Description
For further explanation of the technical solutions of the present invention, the following description will be made with reference to the accompanying drawings; as shown in fig. 2, in this example, an auxiliary driving motor of a cement ball mill commonly used in the industry is selected as the auxiliary motor 2; selecting a mounting base which is universal in the industry as a mounting base 1, mounting an auxiliary motor 2 on the mounting base 1 and fixedly connecting the auxiliary motor with the mounting base 1, and connecting a circuit of the auxiliary motor 2 with a control system of the cement ball mill; in the embodiment, a steel material is selected as a material of the brake wheel 3, the brake wheel 3 is designed into a disc shape, a hole is formed in the middle of the disc shape, the diameter of the hole is matched with the auxiliary motor shaft 7, and the hole is fixedly connected with the auxiliary motor shaft 7 through key connection; in the embodiment, a pull rod commonly used in the industry is used as the pull rod 4, one end of the pull rod is provided with a fork-shaped piece, a pin shaft hole connected with the swing rod 13 is arranged on the fork-shaped piece, and the inner width of the fork-shaped piece is larger than the thickness of one swing arm of the swing rod 13; the other end of the pull rod 4 is provided with a cylindrical connecting column, the center of the connecting column is provided with a hole, and the size of the hole is matched with the diameter of a pin shaft hinged by the pull rod and the right vertical rod 5; one end of a fork-shaped piece of the pull rod 4 is hinged with one swing arm of the swing rod 13 through a pin shaft, and the other end of the fork-shaped piece is hinged with the upper end of the right vertical rod 5; in the embodiment, long strip-shaped steel plates are selected as the right vertical rod 5 and the left vertical rod 10, holes are respectively arranged at the upper end, the middle part and the lower end of the left vertical rod 10 and the right vertical rod 5, and each left vertical rod 10 and each right vertical rod 5 are formed by combining two strip-shaped steel plates; two strip-shaped steel plates of a right upright rod 5 are arranged on two sides of a lower support 8 and are positioned on the right side of a brake wheel 3, the lower end of the right upright rod is hinged with the lower support 8 through a pin shaft, the middle part of the right upright rod is hinged with a right brake hub 6 through a pin shaft, and the upper end of the right upright rod is hinged with a pull rod 4; in the embodiment, steel materials commonly used in the industry are selected, the support is made into an arc shape, a connecting lug is arranged on one side surface of an arc-shaped bulge, a flexible friction plate is arranged on one side surface of an arc-shaped depression and is tightly attached to the arc-shaped depression side of steel, the radius of the arc is equal to that of the brake wheel 3 and is respectively used as a right brake hub 6 and a left brake hub 9, the depression side of the right brake hub 6 corresponds to the outer cylindrical surface of the brake wheel 3, and the connecting lug is hinged with the middle part of the right vertical rod 5 through a pin shaft; in the embodiment, an auxiliary motor shaft which is commonly used in the industry is selected as the auxiliary motor shaft 7 and is fixedly connected with the brake wheel 3; in the embodiment, a steel plate is selected to be made into a rectangular strip shape to serve as a lower support 8, the lower support is fixedly connected with the mounting base 1 through bolts, and two ends of the lower support are respectively hinged with the right vertical rod 5 and the left vertical rod 10 through pin shafts; the left brake hub 9 is arranged on the left side of the brake wheel 3, the arc-shaped sunken side corresponds to the brake wheel 3, and the connecting lug is hinged with the middle part of the left upright rod 10 through a pin shaft; the left upright rod 10 is arranged on the left side of the brake wheel 3 in the same way as the right upright rod 5; in the embodiment, a commercially available power traction electromagnet which is general in the industry is selected as the electromagnetic traction device 11, and the fixing part of the electromagnetic traction device 11 is hinged with the lower support 8 in a manner which is general in the industry; the circuit is connected with a control circuit of the cement ball mill, and the movable part of the electromagnetic traction device 11 is connected with the traction rod 12, in the embodiment, a hinged mode is selected for adapting to the transverse movement of the traction rod 12; in the embodiment, a pull rod commonly used in the industry is used as the traction rod 12, pin shaft holes are arranged at two ends of the traction rod 12, the hole diameter of each pin shaft hole is matched with a hinged pin shaft, the upper end of the traction rod 12 is hinged with the swing rod 13, and the lower end of the traction rod is hinged with the movable part of the electromagnetic traction device 11; in this example, a swing rod with two swing arms, which is commonly used in the industry, is selected as the swing rod 13, an included angle between the two swing arms is larger than 90 degrees and smaller than 180 degrees, so that in order to improve the transmission efficiency, a pin hole is formed at the joint of the two swing arms of the swing rod 13, pin holes are formed in the end parts of the suspended ends of the two swing arms, the diameters of the pin holes are respectively matched with the diameters of connecting pin shafts, the middle part of the swing arm 13 is hinged with the upper end of the left upright rod 10 through the pin shaft, one end part of the swing arm is hinged with the pull rod 4, and the other swing arm is.
When the application is carried out, when the cement ball mill is required to stop at a certain position, the stop button is pressed, the electromagnetic traction device 11 is electrified, the coil of the electromagnetic traction device 11 is electrified, so that the movable part of the electromagnetic traction device 11 moves downwards, the traction rod 12 is driven to move downwards, one swing arm of the swing rod 13 is driven to move, the swing arm rotates around the hinge pin shaft at the middle part of the swing rod 13, and the other swing arm is driven to move, therefore, the traction pull rod 4 moves, the middle of the upper end items of the right vertical rod 5 and the left vertical rod 10 are also pulled to be folded, the right vertical rod 5 and the left vertical rod 10 respectively drive the right brake hub 6 and the left brake hub 9 to approach the brake wheel 3 and contact the outer surface of the brake wheel 3 to generate friction force, so that the brake wheel 3 stops rotating, and the power output shaft of the auxiliary motor 2 stops rotating, most of the auxiliary motor 2 drives the cement ball, therefore, the roller of the ball mill stops rotating to reach the ball adding or adjusting position, so that the ball adding or adjusting is facilitated; because the right brake hub 6 and the left brake hub 9 adopt arc structures and are tightly attached to the outer circle of the brake wheel 3, the contact area is large during braking, the braking force is large, the braking effect is good, in addition, the movable stroke of the brake hubs is large, the adjustment and the control are easy, additional friction is not easy to generate, and the service life is long.
Claims (3)
1. The utility model provides a cement mill auxiliary transmission brake equipment which characterized in that: the device comprises an installation base, an auxiliary motor, a brake wheel, a connecting rod, a right vertical rod, a right brake hub, an auxiliary motor shaft, a lower support, a left brake hub, a left vertical rod, an electromagnetic traction device, a traction rod and a swing rod; the mounting base is mounted at the bottom of the motor and is fixedly connected with the mounting base of the auxiliary motor; the auxiliary motor is arranged on the mounting base and fixedly connected with the mounting base, a power output shaft of the auxiliary motor extends out of two ends of the motor object, one end of the power output shaft is connected with the ball mill through a transmission mechanism, and the other end of the power output shaft is fixedly connected with the brake wheel; the circuit of the auxiliary motor is connected with an electrical control system of the ball mill; the brake wheel is arranged on an auxiliary motor shaft of the auxiliary motor and is fixedly connected with the auxiliary motor shaft; the connecting rod is arranged between the right vertical rod and the swing rod, and two ends of the connecting rod are respectively hinged with the right vertical rod and the swing rod; the right upright is arranged on the right side of the brake wheel, the lower part of the right upright is hinged with the lower support, the middle part of the right upright is hinged with the right brake hub, and the upper end of the right upright is hinged with the connecting rod; the right brake hub is arranged on the right side of the brake wheel and is of an arc structure, and the arc radius of the side, which is in contact with the brake wheel, of the right brake hub is matched with the radius of the brake wheel; the right side of the right brake hub is hinged with the middle part of the right upright rod; the auxiliary motor shaft is one end of a power output shaft of the auxiliary motor, which is connected with the brake wheel, and is arranged on a rotor of the auxiliary motor, and the outer end of the auxiliary motor shaft is fixedly connected with the brake wheel; the lower support is arranged on the mounting base and is fixedly connected with the mounting base; the left brake hub is arranged on the left side of the brake wheel and is of an arc structure, the radius of the right arc of the left brake hub is matched with that of the brake wheel, and the left side of the left brake hub is hinged with the middle part of the left upright rod; the left upright rod is arranged on the left side of the brake wheel, the upper part of the left upright rod is hinged with the swing rod, the middle part of the left upright rod is hinged with the left brake hub, and the lower part of the left upright rod is hinged with the lower support; the electromagnetic traction device is arranged on the lower support, the lower end of the electromagnetic traction device is hinged with the lower support, and the movable part of the electromagnetic traction device is connected with the traction rod; the draw bar is arranged at the upper part of the electromagnetic traction device, the lower end of the draw bar is connected with the movable part of the electromagnetic traction device, and the upper end of the draw bar is hinged with the swing rod; the swing rod is arranged at the upper end of the left vertical rod and is hinged with the left vertical rod through a pin shaft, the swing rod is fork-shaped, one swing arm is hinged with the traction rod, the other swing arm is hinged with the connecting rod, and the joint of the two swing arms is hinged with the left vertical rod through a pin shaft.
2. The auxiliary transmission brake device of the cement grinding machine as claimed in claim 1, wherein: the two right upright posts are respectively arranged on two side surfaces of the lower support.
3. The auxiliary transmission brake device of the cement grinding machine as claimed in claim 1, wherein: the electromagnetic traction device is a power electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814173.1U CN210787590U (en) | 2019-10-28 | 2019-10-28 | Auxiliary transmission brake device of cement mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814173.1U CN210787590U (en) | 2019-10-28 | 2019-10-28 | Auxiliary transmission brake device of cement mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210787590U true CN210787590U (en) | 2020-06-19 |
Family
ID=71237080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921814173.1U Expired - Fee Related CN210787590U (en) | 2019-10-28 | 2019-10-28 | Auxiliary transmission brake device of cement mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210787590U (en) |
-
2019
- 2019-10-28 CN CN201921814173.1U patent/CN210787590U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |