CN216683493U - Elevator friction liner pressing device die - Google Patents

Abstract

The utility model provides a lifting machine friction lining closing device mould, friction lining closing device includes fixed block and briquetting, its characterized in that: the die comprises a forming device and an interlocking device, the forming device comprises a plurality of fixed dies and a movable die capable of reciprocating, and the fixed dies are provided with fixed block die cavities capable of processing fixed blocks and pressing block die cavities capable of processing pressing blocks; the interlocking device comprises a first switch capable of controlling the cylinder switch, a second switch capable of controlling the stepping motor switch and a swinging rod arranged between the two switches, wherein the first switch or the second switch is triggered in the swinging process of the swinging rod. The utility model can simultaneously produce the fixed block and the pressing block by using a set of die, saves cost and time, improves production efficiency, realizes interlocking by the swinging process of the swinging rod and prevents the movable die and the fixed die from moving simultaneously.

Description

Elevator friction liner pressing device die

Technical Field

The utility model relates to the field of molding, in particular to a mold of a friction liner pressing device of a hoister.

Background

The friction liner is an important component of a friction type elevator, for example, a compressing device of the friction liner of the elevator disclosed in patent CN 212799177U, and is characterized in that a fixing block for limiting the liner is installed on one side of the liner, a pressing block for limiting and compressing the liner is installed on the other side of the liner, the liner and the pressing block are both arc-shaped structures, a large concave cavity is arranged inside the liner and the pressing block, a plurality of ribs which are horizontally and longitudinally spaced are arranged at the root of the large concave cavity, that is, the internal structure is complicated, if a machining method is adopted to process the liner, the defects of complicated process, high cost and material waste are caused, at present, the fixing block and the pressing block are respectively subjected to hot pressing molding, so two sets of molds are needed, in the production process, the two sets of molds need to be replaced back and forth or the molds need to be installed on two devices, and thus the production cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the prior art, the utility model provides a mould for a friction pad pressing device of a hoister, which comprises a forming device and an interlocking device, wherein a fixed block mould cavity and a pressing block mould cavity are formed in a fixed mould, so that the fixed block and the pressing block are formed simultaneously, and the interlocking device is used for interlocking a stepping motor switch and an air cylinder switch to prevent the fixed mould and a movable mould from moving simultaneously.

In order to achieve the purpose, the utility model adopts the specific scheme that: the utility model provides a lifting machine friction lining closing device mould, friction lining closing device includes fixed block and briquetting, its characterized in that: the die comprises a forming device and an interlocking device, the forming device comprises a plurality of fixed dies and a movable die capable of reciprocating, and the fixed dies are provided with fixed block die cavities capable of processing fixed blocks and pressing block die cavities capable of processing pressing blocks; the interlocking device comprises a first switch capable of controlling the cylinder switch, a second switch capable of controlling the stepping motor switch and a swinging rod arranged between the two switches, wherein the first switch or the second switch is triggered in the swinging process of the swinging rod.

For the further optimization of the mould of the friction liner pressing device of the hoister, the utility model comprises the following steps: the forming device further comprises a stepping motor and a cylinder capable of driving the movable die to reciprocate, the stepping motor is fixedly connected with a rotary table, and the fixed die is uniformly arranged on the rotary table.

For the further optimization of the mould of the friction liner pressing device of the hoister, the utility model comprises the following steps: the interlocking device further comprises a base and a mounting seat, two grooves are formed in the base, the first switch and the second switch are respectively placed in the two grooves, two first through holes are formed in the mounting seat and communicated with the grooves, an ejector rod is arranged in the first through holes in a sliding mode, and the oscillating rod can swing to push the ejector rod to move so as to trigger the first switch or the second switch.

For the further optimization of the mould of the friction liner pressing device of the hoister, the utility model comprises the following steps: the ejector pin stretches out mount pad one end and has seted up the second through-hole, is provided with the fixed plate of fixed connection on the mount pad between the ejector pin, and the swinging arms rotates to be connected on the fixed plate, and the second through-hole is passed at the swinging arms both ends, and the aperture of second through-hole is greater than the swinging arms diameter.

For the further optimization of the mould of the friction liner pressing device of the hoister, the utility model comprises the following steps: one end of the ejector rod, which extends out of the mounting seat, is fixedly connected with a handle capable of controlling the ejector rod.

For the further optimization of the mould of the friction liner pressing device of the hoister, the utility model comprises the following steps: the base is connected with the mounting seat through a plurality of bolts.

Has the advantages that:

1) the utility model can simultaneously produce the fixed block and the pressing block by using a set of die, thereby saving the cost and time and improving the production efficiency;

2) the ejector rod is pushed to move to trigger the first switch or the second switch through the swinging process of the swinging rod, so that the interlocking is realized, and the movable die and the fixed die are prevented from moving simultaneously.

Drawings

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

FIG. 2 is a schematic view of a stationary mold structure of the present invention;

FIG. 3 is a schematic view of an interlock arrangement according to the present invention;

FIG. 4 is a schematic view of the interlock arrangement when the cylinder is actuated;

FIG. 5 is a schematic view of the interlock arrangement when the stepper motor is activated;

FIG. 6 is a plan view of the movable mold;

FIG. 7 is a sectional view of a movable mold in a stepped manner;

description of the drawings: 1. the device comprises a cylinder, 2, a moving die, 3, a guide rod, 4, a fixed die, 5, a rotary table, 6, a stepping motor, 7, an interlocking device, 9, a fixed block die cavity, 10, a parting bead, 11, a pressing block die cavity, 12, a handle, 13, a fixed plate, 14, a rotating shaft, 15, a swing rod, 16, a through hole, 17, an ejector rod, 18, a bolt, 19, a base, 20, a first switch, 21, a groove, 22, a second switch, 23, a mounting seat, 24, a first bump, 25 and a second bump.

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.

A friction liner pressing device die of a hoister comprises a fixed block and a pressing block, the fixed block and the pressing block are of arc-shaped structures, the cross section of the fixed block is rectangular, the cross section of the pressing block is of a trapezoid structure with a wide top and a narrow bottom, large cavities are arranged on the arc upper surfaces of the fixed block and the pressing block, a plurality of ribs which are arranged transversely and longitudinally are arranged at the root positions of the large cavities, raised circular platforms are arranged at the crossed positions of the ribs, the die comprises a forming device and an interlocking device, the forming device comprises a plurality of fixed dies 4 and a movable die 2 which can do reciprocating motion, the movable die 2 is arranged on an upper die frame through a fixed plate with two guide posts 3, the guide posts 3 are distributed at two sides of the movable die 2, the movable die 2 comprises two same modules which are symmetrically arranged, the lower surfaces of the modules are arc-shaped, and the diameters of the lower surfaces of the modules are consistent with the arc diameters of the upper surfaces of the fixed block and the pressing block, the center of the lower surface is fixedly connected with a second bump 25, the second bump 25 can form a large cavity on a fixed block and a pressing block, the lower surface of the second bump 25 is fixedly connected with four first bumps 24, the first bumps 24 are uniformly distributed on the lower surface, and during forming, gaps between the first bumps 24 form ribs and a circular truncated cone, as shown in fig. 6-7; the number of the fixed dies 4 can be 2-8, in the embodiment, 8 fixed dies 4 are selected, the fixed dies 4 are fixedly installed in the lower die holder, the installation modes of the fixed dies and the lower die holder can be interference fit, two guide holes are formed in the lower die holder and correspond to the guide posts 3, and the movable die 2 is guided by the guide posts 3 and the guide holes. The fixed die 4 is provided with a fixed block die cavity 9 capable of processing a fixed block and a pressing block die cavity 11 capable of processing a pressing block, the two die cavities are not communicated and cut off by a parting strip 10, the fixed block die cavity 9 is a cavity with a rectangular cross section, the pressing block die cavity 11 is a cavity with a trapezoidal cross section with a wide upper part and a narrow lower part, the top ends of the two die cavities are arc-shaped, and the arc diameters of the two die cavities are consistent with the arc diameters of the upper surfaces of the fixed block and the pressing block, as shown in figure 2; the interlocking device comprises a first switch 20 capable of controlling the opening and closing of the air cylinder 1, a second switch 22 capable of controlling the opening and closing of the stepping motor 6 and a swing rod 15 arranged between the two switches, wherein the first switch 20 or the second switch 22 is triggered in the swing process of the swing rod 15, one end of the swing rod 15 is pressed down to trigger the first switch 20, the other end of the swing rod 15 tilts, the second switch 22 cannot be triggered, and the first switch 20 and the second switch 22 cannot be triggered simultaneously.

The molding apparatus is further defined as follows: the forming device further comprises a stepping motor 6 and a cylinder 1 capable of driving the movable mold 2 to reciprocate, the stepping motor 6 is fixedly connected with a rotary table 5, the fixed mold 4 is uniformly installed on the rotary table 5, a lower mold seat provided with the fixed mold 4 is uniformly and fixedly installed on the rotary table 5, the installation mode of the fixed mold and the lower mold seat can be in bolt connection or interference fit, the cylinder drives the movable mold 2 to move downwards to be matched with the fixed mold 4 below the movable mold to complete the forming of a fixed block and a pressing block, then the cylinder 1 drives the movable mold 2 to ascend, after the movable mold 2 is reset, the stepping motor 6 drives the rotary table 5 to rotate, the fixed mold 4 with a formed workpiece is driven to be far away from the movable mold 2, the fixed mold 4 provided with raw materials rotates to the position below the movable mold 2, and the forming action is repeated.

The interlock is further defined: the interlock further comprises a base 19 and a mounting 23, in this embodiment, the base 19 and the mounting 23 are cylindrical and have the same diameter. The base 19 and the mounting base 23 are connected through a plurality of bolts 18, the number of the bolts 18 can be 2-4, in this embodiment, the number is 2, the base 19 is provided with a stepped hole corresponding to the bolt 18, and the bottom of the mounting base 23 is provided with a threaded blind hole corresponding to the bolt 18, as shown in fig. 3. Two recesses 21 have been seted up to base 19 upper end, recess 21 is circular and axisymmetric setting, first switch 20 and second switch 22 are placed respectively in the bottom of two recesses 21, switch accessible connecting bolt fixed connection is to recess 21 bottom, set up two first through-holes 24 in the mount pad 23, in this embodiment, first through-hole 24 diameter is the same with recess 21 diameter, and both coaxial settings, first through-hole 24 and recess 21 intercommunication, and it is provided with ejector pin 17 to slide in first through-hole 24, ejector pin 17 is cylindrical, its diameter is the same with first through-hole 24 diameter, its degree of depth that highly is greater than first through-hole 24, swinging arms 15 swing process promotes ejector pin 17 and removes in order to trigger first switch 20 or second switch 22.

The one end that ejector pin 17 stretches out mount pad 23 has seted up second through-hole 16, the axis of second through-hole 16 is perpendicular with ejector pin 17 axis, be provided with fixed plate 13 of fixed connection on mount pad 23 between the ejector pin 17, fixed plate 13 installs the central point at mount pad 23 promptly and puts, swinging arms 15 rotates and connects on fixed plate 13, second through-hole 16 is passed at swinging arms 15 both ends, and the aperture of second through-hole 16 is greater than swinging arms 15 diameter, guarantee swinging arms 15 at the swing in-process, an ejector pin 17 is pushed down touch switch, the switch is kept away from by the perk bottom simultaneously to another ejector pin 17, guarantee that two switches can not open simultaneously, prevent movable mould 2 and cover half 4 simultaneous movement, cause the damage of mould.

For convenient operation, one end of the mandril 17 extending out of the mounting seat 23 is fixedly connected with a handle 12 which can control the mandril 17.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a lifting machine friction lining closing device mould, friction lining closing device includes fixed block and briquetting, its characterized in that: the die comprises a forming device and an interlocking device, the forming device comprises a plurality of fixed dies (4) and a movable die (2) capable of reciprocating, and the fixed dies (4) are provided with fixed block die cavities (9) capable of processing fixed blocks and pressing block die cavities (11) capable of processing pressing blocks;

the interlocking device comprises a first switch (20) capable of controlling the opening and closing of the air cylinder (1), a second switch (22) capable of controlling the opening and closing of the stepping motor (6) and a swing rod (15) arranged between the two switches, wherein the first switch (20) or the second switch (22) is triggered in the swing process of the swing rod (15).

2. The mold for pressing the friction lining of the elevator as set forth in claim 1, wherein: the forming device further comprises a stepping motor (6) and a cylinder (1) capable of driving the movable mold (2) to reciprocate, the stepping motor (6) is fixedly connected with a rotary table (5), and the fixed mold (4) is uniformly installed on the rotary table (5).

3. The mold for pressing the friction lining of the elevator as set forth in claim 1, wherein: interlocking device still includes base (19) and mount pad (23), two recess (21) have been seted up on base (19), first switch (20) and second switch (22) are placed respectively in two recess (21), set up two first through-hole (24) in mount pad (23), first through-hole (24) and recess (21) intercommunication, and it is provided with ejector pin (17) to slide in first through-hole (24), swinging arms (15) swing process promotion ejector pin (17) remove in order to trigger first switch (20) or second switch (22).

4. The mold for pressing the friction lining of the elevator as set forth in claim 3, wherein: one end of the ejector rod (17) extending out of the mounting seat (23) is provided with a second through hole (16), a fixing plate (13) fixedly connected to the mounting seat (23) is arranged between the ejector rods (17), the swing rod (15) is rotatably connected to the fixing plate (13), the two ends of the swing rod (15) penetrate through the second through hole (16), and the aperture of the second through hole (16) is larger than the diameter of the swing rod (15).

5. The mold for pressing the friction lining of the elevator as set forth in claim 3, wherein: one end of the ejector rod (17) extending out of the mounting seat (23) is fixedly connected with a handle (12) capable of controlling the ejector rod (17).

6. The mold for pressing the friction lining of the elevator as set forth in claim 3, wherein: the base (19) is connected with the mounting seat (23) through a plurality of bolts (18).

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