CN210132524U - Pressing device - Google Patents

Abstract

The utility model discloses a compressing device, compressing device includes regulating lever subassembly and eccentric wheel assembly, regulating lever assembly telescopically with eccentric wheel assembly links to each other, eccentric wheel assembly with by casting die surface contact, the regulating lever subassembly drives eccentric wheel assembly floats and compresses tightly by the casting die. The utility model discloses in, the regulating lever subassembly drives eccentric wheel assembly and floats and compress tightly by the casting die, and simple structure is more laborsaving, independently installs during the use, and the flexibility is higher, but self-adaptation regulation, and the harmony of a plurality of this device allies oneself with is better, reduces to the required precision by the casting die surface, and the stability and the reliability that compress tightly effectively improve, effectively reduce production manufacturing cost and maintenance cost, have very high economic nature, very be fit for using widely in the trade.

Description

Pressing device

Technical Field

The utility model discloses generally relate to carbide production facility field, particularly, relate to a closing device.

Background

In the calcium carbide production process, the calcium carbide discharging process usually comprises three main processes of furnace eye opening, drainage, furnace eye blocking and the like, and each process is completed by installing a large arm and using different end effectors. When the furnace eye opening process is executed, the graphite rod is used as an end effector by the large arm to penetrate through a furnace eye of the calcium carbide furnace, high temperature is generated through arc discharge, and the furnace eye is opened under the action of high temperature and pressure; in the drainage process, the end effector is penetrated into the furnace by the big arm to lead out the molten material in the furnace; in the furnace eye blocking process, clay carried by the end effector is plugged into the furnace eye by the large arm. The working procedures are mainly realized by controlling a large arm of the tapping machine, the large arm is an important part of the tapping machine and does linear motion for impacting a furnace eye, and the large arm needs to be pressed tightly during working so as to avoid the large arm from deviating from the furnace eye due to shaking; usually at two gyro wheels of epaxial installation of identity, two gyro wheels correspond respectively and set up a dish spring, this structure sets up the multiunit and places in big arm upper surface, the big arm is compressed tightly jointly to a plurality of rollers that cooperate big arm lower surface to set up again, but this kind of mode is very high to the machining precision requirement of big arm upper surface, one of them or the unsettled condition of a plurality of gyro wheels easily appears in the use moreover, big arm motion shaking amount is big, lead to end effector's graphite rod easily to be broken, influence the production progress.

Therefore, there is a need for a pressing device that can reliably press the big arm of the tapping machine.

Disclosure of Invention

The utility model discloses a main aim at overcomes at least a defect of above-mentioned prior art, provides one kind and can reliably compress tightly closing device to the big arm of tapping machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

according to the utility model discloses an aspect provides a closing device, closing device includes regulating lever subassembly and eccentric wheel assembly, regulating lever assembly telescopically with eccentric wheel assembly links to each other, eccentric wheel assembly with by casting die surface contact, the regulating lever subassembly drives eccentric wheel assembly floats and compresses tightly by the casting die.

According to the utility model discloses an embodiment, the regulating rod subassembly includes elastic construction and regulation pole, the elastic construction cover is located on the regulation pole, the fixed setting of first elastic end of elastic construction, the second elastic end of elastic construction telescopically with the second regulation end of adjusting the pole links to each other, the first regulation end of adjusting the pole with eccentric wheel assembly pivotal connection.

According to the utility model discloses an embodiment, eccentric wheel assembly includes bearing and pinch roller, bearing axial fixity and circumference rotationally set up, the mounting hole has been seted up to the bearing, the mounting hole for the central line eccentric settings of bearing, the pinch roller rotationally sets up in the mounting hole.

According to the utility model discloses an embodiment, the adjusting part includes the mount pad, the fixed setting of mount pad, the through-hole has been seted up to the mount pad, it wears to locate to adjust the pole in the through-hole.

According to the utility model discloses an embodiment, the first elasticity end butt of elastic construction the mount pad, the second elasticity end butt clamp plate of elastic construction, the clamp plate movable sleeve is located adjust the pole on, and set up in it is spacing to adjust the locating part of end for the second of pole.

According to the utility model discloses an embodiment, adjust the first regulation end of pole with bearing pivotal connection, in order to drive the bearing rotates.

According to the utility model discloses an embodiment, install the bearing in the mounting hole, the pinch roller through a connecting axle with the inner circle of bearing links to each other.

According to an embodiment of the present invention, the elastic structure is a disc spring.

According to an embodiment of the present invention, the pressed member is a moving arm, and the moving arm is used for poking through the fire hole.

According to the utility model discloses an embodiment, closing device set up in the motion arm upper surface, motion arm lower surface is provided with the bearing roller, the closing device cooperation the bearing roller compresses tightly the motion arm.

According to the above technical scheme, the utility model discloses a closing device's advantage lies in with positive effect:

the utility model discloses in, it links to each other with eccentric wheel assembly telescopically to adjust the pole subassembly, eccentric wheel assembly with by casting die surface contact, the pole subassembly of adjusting drives eccentric wheel assembly and floats and compress tightly by the casting die, this device simple structure is more laborsaving, independently install during the use, the flexibility is higher, but self-adaptation regulation, a plurality of this device allies oneself with the harmony of usefulness better, to reducing by the required precision on casting die surface, the stability and the reliability that compress tightly effectively improve, effectively reduce production manufacturing cost and maintenance cost, have very high economic nature, very be fit for using widely in the trade.

Drawings

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

Fig. 1 is a schematic perspective view of a compressing device according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of a pressing device according to an embodiment of the present invention.

Fig. 3 is a partial schematic view of a pressing device according to an embodiment of the present invention.

Wherein the reference numerals are as follows:

1. a motion arm; 11. a guide block; 12. a guide plane; 2. a box body; 21. a vertical plate; 211. a support seat mounting hole; 3. a carrier roller; 4. a side roller; 5. a drive mechanism; 6. a pressing device; 61. an eccentric wheel assembly; 611. a gland; 612. a supporting seat; 6121. mounting holes; 613. a bearing; 614. a connecting shaft; 615. a pinch roller; 62. an adjustment lever assembly; 621. a mounting seat; 6211. a first through hole; 622. an elastic structure seat; 6221. a second through hole; 623. an elastic structure; 6231. a first elastic end; 6232. a second elastic end; 624. pressing a plate; 6241. a third through hole; 625. adjusting a rod; 6251. a first regulation end; 6252. a second regulation end; 626. and a limiting member.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

In the following description of various examples of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various example structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "top," "bottom," "front," "back," "side," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., as to the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.

Fig. 1 is a schematic perspective view of a compressing device according to an embodiment of the present invention.

As shown in fig. 1, the pressing device 6 of this embodiment includes an adjusting rod assembly 62 and an eccentric wheel assembly 61, the adjusting rod assembly 62 is telescopically connected with the eccentric wheel assembly 61, the eccentric wheel assembly 61 is in surface contact with the pressed piece, and the adjusting rod assembly 62 drives the eccentric wheel assembly 61 to float and press the pressed piece.

Fig. 3 is a partial schematic view of a pressing device according to an embodiment of the present invention.

As shown in fig. 3, the pressed member of this embodiment is a moving arm 1 of a furnace tapping machine, the moving arm 1 is used for performing the processes of poking open a furnace eye, draining, blocking the furnace eye and the like in the furnace tapping process, the moving arm 1 may be a long column with a square cross section, the moving arm 1 may be horizontally arranged in a box 2 in a penetrating manner, two ends of the moving arm in the extending direction of the arm extend out of the box 2, two opposite and vertically arranged vertical plates 21 of the box 2 are arranged on two sides of the extending direction of the arm, a carrier roller 3 is arranged between the lower surface of the moving arm 1 and the bottom surface of the box 2 in parallel, the carrier roller 3 is used for supporting the moving arm 1, two connecting ends of the carrier roller 3 are respectively rotatably mounted on the vertical plates 21 on two sides of the moving arm 1, two, three or more carrier rollers 3 may be arranged, and the number thereof may be determined; side rollers 4 can be arranged on two sides of the moving arm 1 along the arm length direction, the side rollers 4 are abutted to two vertical side faces of the moving arm 1 along the arm length direction so as to prevent the moving arm 1 from shaking on the horizontal plane, and the arrangement number of the side rollers 4 can be set according to specific requirements.

In this embodiment, the upper surface of the moving arm 1 is provided with two guide blocks 11, the guide blocks 11 may be in a strip shape, the two guide blocks 11 may be respectively installed at the edges of the upper surface of the moving arm 1, which are close to the two vertical plates 21 of the box body 2, the two guide blocks 11 are parallel to each other and the length extending direction thereof is the same as the arm length extending direction of the moving arm 1, and the upper surfaces of the two guide blocks 11 may be arranged in parallel and level to form a guide plane 12 of the moving arm 1 together; the pressing devices 6 of the present embodiment are installed on the two vertical plates 21 of the box body 2, and are located above the guide blocks 11 of the moving arm 1 and in contact with the guide blocks 11, the number of the pressing devices 6 may be more than the number of the carrier rollers 3, or less than the number of the carrier rollers 3, the layout of the pressing devices 6 and the carrier rollers 3 is preferably symmetrically arranged, as long as the pressing devices 6 and the carrier rollers 3 can balance and stably press the moving arm 1; a plurality of pressing devices 6 are arranged above a guide block 11 on the upper surface of the moving arm 1 and are matched with a plurality of carrier rollers 3 on the lower surface of the moving arm 1 to press the moving arm 1, so that the moving arm 1 is prevented from shaking in a vertical plane.

In this embodiment, the moving arm 1 is connected to a driving mechanism 5, the driving mechanism 5 is used for driving the moving arm 1 to make a linear motion, the driving mechanism 5 may be a gear and rack mechanism driven by a motor, or may be an air cylinder or a hydraulic cylinder, or may be other suitable mechanisms capable of realizing the linear motion of the moving arm 1, in this embodiment, the gear and rack mechanism driven by the motor is taken as an example, a rack is installed on the upper surface of the moving arm 1, the motor drives a gear connected thereto, and then the gear drives the rack to drive the moving arm 1 to make a linear motion in a horizontal plane; under the drive of a gear rack and under the matched compression and/or limit of the side rollers 4 at two sides of the moving arm 1, the carrier roller 3 at the lower surface of the moving arm 1 and the compression device 6 on the guide block 11 at the upper surface of the moving arm 1, the moving arm 1 can only do reciprocating linear motion along the arm length direction in the horizontal plane, thereby executing the working procedures of poking and opening a furnace eye, guiding the flow, blocking the furnace eye and the like.

As shown in fig. 1, in this embodiment, the eccentric wheel assembly 61 of the pressing device 6 includes a pressing cover 611, a supporting seat 612, a bearing 613, a connecting shaft 614 and a pressing wheel 615, the supporting seat 612 may be a cylindrical supporting seat, supporting seat mounting holes 211 are formed in two vertical plates 21 of the box body 2, the supporting seat 612 is circumferentially and rotatably mounted in the supporting seat mounting holes 211, the pressing cover 611 is used for limiting axial displacement of the supporting seat 612 and preventing the supporting seat 612 from axially shifting, the pressing cover 611 is disposed at the supporting seat mounting hole 211 on the outer side of the vertical plate 21, one end of the pressing cover 611 located on the outer side of the vertical plate 21 is fixedly connected with the vertical plate 21, and one end of the pressing cover 611 extending into the; the end face of the supporting seat 612 is provided with a mounting hole 6121, the mounting hole 6121 is eccentrically arranged relative to the central line of the supporting seat 612, and the eccentric amount of the mounting hole 6121 relative to the central line of the supporting seat 612 can be determined according to the preset floating adjustment amount of the pressing device 6; the bearing 613 is installed in the installation hole 6121, the outer ring of the bearing 613 can be tightly fitted with the installation hole 6121, the inner ring of the bearing 613 is tightly fitted with one end of the connecting shaft 614, and the pressing wheel 615 is installed on the other end of the connecting shaft 614, so that the pressing wheel 615 is indirectly and rotatably arranged in the installation hole 6121 through the connecting shaft 614 and the bearing 613. It should be noted that, in another embodiment, the bearing 613, the connecting shaft 614 and the pressing wheel 615 may be integrally replaced by a cam bearing follower, the cam bearing follower is a standard component, and the bearing 613, the connecting shaft 614 and the pressing wheel 615 may be used or the cam bearing follower may be used according to specific situations in practical applications.

Fig. 2 is a schematic cross-sectional structure diagram of a pressing device according to an embodiment of the present invention.

As shown in fig. 2, in this embodiment, the adjusting rod assembly 62 of the pressing device 6 includes a mounting seat 621, an elastic structure seat 622, an elastic structure 623, a pressing plate 624, an adjusting rod 625, and a limiting member 626, the mounting seat 621 may be a block-shaped structure with an L-shaped cross section, an L-shaped vertical plate of the mounting seat 621 may be fixedly disposed inside a vertical plate 21 of the box body 2 by a threaded connection, a L-shaped horizontal plate of the mounting seat 621 is provided with a first through hole 6211, the first through hole 6211 is a kidney-shaped hole, the length direction of the waist-shaped hole is consistent with the arm length extension direction of the moving arm 1, the width of the first through hole 6211 is slightly larger than the diameter of the adjusting rod 625, the adjusting rod 625 can move in the range limited by the first through hole 6211, the elastic structure seat 622 is in a cylindrical shape with an open upper end, the bottom surface of the elastic structure seat 622 is provided with a second through hole 6221, the diameter of the second through hole 6221 is slightly larger than the diameter of the adjusting rod 625 and is aligned with the first through hole 6211 on the mounting seat 621; the elastic structure 623 may be a cylindrical coil spring, a disc spring or other suitable elastic members, in this embodiment, a disc spring is taken as an example, and the number of the disc springs is determined according to the amount of the gap between the pressing wheel 615 and the guide plane 12 of the moving arm 1; the elastic structure 623 is disposed in the elastic structure seat 622, a first elastic end 6231, i.e., a lower end of the elastic structure 623, abuts against the elastic structure seat 622, i.e., indirectly abuts against the mounting seat 621, and an inner hole of the elastic structure 623 is aligned with the second through hole 6221 of the elastic structure seat 622 and the first through hole 6211 of the mounting seat 621.

In this embodiment, the pressing plate 624 is disposed on the second elastic end 6232, i.e., the upper end, of the elastic structure 623, the pressing plate 624 is in a circular sheet shape, and a third through hole 6241 is formed in the pressing plate 624, the diameter of the third through hole 6241 is slightly larger than the diameter of the adjustment rod 625 and is aligned with the inner hole of the elastic structure 623, the second through hole 6221 of the elastic structure seat 622, and the first through hole 6211 of the mounting seat 621; the adjusting rod 625 is arranged in the third through hole 6241 of the pressing plate 624, the inner hole of the elastic structure 623, the second through hole 6221 of the elastic structure seat 622 and the first through hole 6211 of the mounting seat 621 in a penetrating manner; the position-limiting element 626 can be a nut, a pin, or other suitable position-limiting component, in this embodiment, taking the nut as an example, the position-limiting element 626 is disposed at the second adjusting end 6252, i.e. the upper end, of the adjusting rod 625, and is located above the pressing plate 624, and the elastic structure 623, which is appropriately tightened to press the pressing plate 624, has a certain pre-compression amount, so that the position-limiting element 626 defines the highest position where the pressing plate 624 slides on the adjusting rod 625 under the elastic force of the elastic structure 623; the first, lower end 6251 of the adjustment rod 625 is pivotally connected to the bearing block 612 of the eccentric assembly 61 by a threaded connection at the edge of the end face of the bearing block 612, preferably the edge of the end face of the bearing block 612 furthest from the center of the eccentrically disposed mounting bore 6121.

In this embodiment, under the action of the elastic force of the elastic structure 623 and/or the action force applied to the pinch roller 615 when the moving arm 1 works, the adjusting rod 625 of the pressing device 6 drives the supporting seat 612 to rotate clockwise or counterclockwise by a small amount in the supporting seat mounting hole 211 of the vertical plate 21 of the box body 2; taking the direction shown in fig. 2 as an example, when the adjusting lever 625 drives the supporting base 612 to rotate clockwise, the gap between the center line of the bearing 613 and the guide plane 12 of the moving arm 1 is reduced, the pressing wheel 615 presses the moving arm 1, when the adjusting lever 625 drives the supporting base 612 to rotate counterclockwise, the gap between the center line of the bearing 613 and the guide plane 12 of the moving arm 1 is increased, the pressing wheel 615 relatively loosens the pressing on the moving arm 1, but because the elastic structure 623 has a certain pre-compression amount, the pressing wheel 615 always presses the moving arm 1, and can be automatically adjusted along with the change of the gap; when a plurality of pressing devices 6 are used together, the pressing devices 6 can automatically coordinate with each other, and the stable linear motion of the motion arm 1 is ensured.

The utility model discloses in, it links to each other with eccentric wheel assembly 61 to adjust pole subassembly 62 telescopically, eccentric wheel assembly 61 with by casting die surface contact, it compresses tightly by the casting die to adjust pole subassembly 62 to drive eccentric wheel assembly 61 and float, this device simple structure is more laborsaving, independently install during the use, the flexibility is higher, but self-adaptation regulation, a plurality of this device allies oneself with the harmony of usefulness better, to being reduced by the required precision on casting die surface, the stability and the reliability that compress tightly effectively improve, effectively reduce production manufacturing cost and maintenance cost, very high economic nature has, very be fit for using widely in the industry.

It is to be understood by one of ordinary skill in the art that the specific structures and processes shown in the detailed description are exemplary only and not limiting. Moreover, a person skilled in the art can combine the various technical features described above in various possible ways to form new technical solutions, or make other modifications, all of which fall within the scope of the present invention.

Claims (10)

1. The pressing device is characterized by comprising an adjusting rod assembly and an eccentric wheel assembly, wherein the adjusting rod assembly is telescopically connected with the eccentric wheel assembly, the eccentric wheel assembly is in surface contact with a pressed piece, and the adjusting rod assembly drives the eccentric wheel assembly to float and press the pressed piece.

2. The compression device as claimed in claim 1, wherein the adjustment rod assembly comprises an elastic structure and an adjustment rod, the elastic structure is sleeved on the adjustment rod, a first elastic end of the elastic structure is fixedly arranged, a second elastic end of the elastic structure is telescopically connected with a second adjustment end of the adjustment rod, and the first adjustment end of the adjustment rod is pivotally connected with the eccentric wheel assembly.

3. The compression device as claimed in claim 2, wherein the eccentric wheel assembly comprises a support base and a compression wheel, the support base is axially fixed and circumferentially rotatably arranged, the support base is provided with a mounting hole, the mounting hole is eccentrically arranged relative to the central line of the support base, and the compression wheel is rotatably arranged in the mounting hole.

4. The compressing device as claimed in claim 2, wherein the adjusting rod assembly includes a mounting seat, the mounting seat is fixedly disposed, a through hole is formed in the mounting seat, and the adjusting rod is inserted into the through hole.

5. The compression device as claimed in claim 4, wherein a first elastic end of the elastic structure abuts against the mounting base, a second elastic end of the elastic structure abuts against a pressure plate, and the pressure plate is movably sleeved on the adjusting rod and is limited by a limiting member disposed at the second adjusting end of the adjusting rod.

6. The compression device of claim 3, wherein the first adjustment end of the adjustment lever is pivotally coupled to the bearing block to rotate the bearing block.

7. The compression device of claim 3, wherein the mounting hole is provided with a bearing, and the compression wheel is connected with an inner ring of the bearing through a connecting shaft.

8. A compression device according to any one of claims 2 to 7, wherein the resilient structure is a belleville spring.

9. A compression device as claimed in any one of claims 1 to 7, wherein the member to be compressed is a moving arm for poking through the fire hole.

10. The pressing device as claimed in claim 9, wherein said pressing device is provided on an upper surface of said moving arm, and an idler is provided on a lower surface of said moving arm, and said pressing device presses said moving arm in cooperation with said idler.

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