CN214168020U

CN214168020U - Stemming anchor clamps

Info

Publication number: CN214168020U
Application number: CN202022464006.8U
Authority: CN
Inventors: 刘斌奇; 张文凤; 叶理德; 陈方元
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-09-10
Anticipated expiration: 2030-10-30

Abstract

The utility model provides a stemming clamp, which comprises a connecting flange externally connected with a mechanical arm, a stemming clamping unit used for clamping stemming, and a connecting cylinder connecting the stemming clamping unit and the connecting flange; the connecting cylinder is connected with a connecting piece detachably connected with the iron chisel replacing clamp, and the connecting piece is located between the connecting flange and the stemming clamping unit. The utility model discloses a design has the connecting piece that is used for dismantling to connect and changes the iron borer anchor clamps on the stemming anchor clamps, can go on the stemming anchor clamps are made up to the stemming anchor clamps to change the iron borer anchor clamps when trading the iron borer, can effectively solve stemming anchor clamps and change two sets of devices of iron borer anchor clamps occupation space big, problem that the production and maintenance expense is high.

Description

Stemming anchor clamps

Technical Field

The utility model belongs to the technical field of blast furnace stokehold tapping equipment, concretely relates to stemming anchor clamps.

Background

The cast house is in a high temperature, dusty and labor-intensive operation area. Each taphole of the blast furnace casting house is provided with a mud gun and a taphole drilling machine. The tap hole opening machine is used for opening the tap hole through the rotary drilling and the vibration of the iron drill rod, and discharging the smelted molten iron in the hearth through the tap hole. The mud gun is used for extruding the stemming into the iron notch after the iron notch tapping is finished, so that the iron notch is firmly blocked, and the blast furnace can carry out normal smelting operation.

At present, stemming for blocking the opening of a mud gun is stacked on a platform of a casting house, workers need to fill the stemming into the mud gun one by one before the mud gun needs to block the iron notch, 40-50 pieces of stemming are filled at each time, the weight of each piece is 7-10 kg, and the labor intensity is very high. And in order to disperse piled stemming, the automatic stemming adding device on the market is convenient for automatic grabbing, needs one stemming dispersing and conveying device, and is large in occupied space and high in cost.

In addition, each taphole of the existing cast house is generally provided with a device for independently and automatically adding stemming and a device for independently and automatically replacing a drill rod; however, these devices tend to suffer from the following drawbacks: (1) the occupied space of a platform of a casting house is too much, and two sets of devices are required to be added to each taphole, so that the operation and maintenance of a taphole drilling machine, a mud gun and other devices are inconvenient; (2) the cost is high at one time due to more equipment, and the production and maintenance are complex; (3) because two sets of devices are required to be added, the condition that the mud gun and the taphole drilling machine are arranged at the same side is difficult to be satisfied.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stemming anchor clamps can solve the partial defect that exists among the above-mentioned prior art at least.

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

a stemming clamp comprises a connecting flange externally connected with a mechanical arm, a stemming clamping unit for clamping stemming, and a connecting cylinder for connecting the stemming clamping unit and the connecting flange; the connecting cylinder is connected with a connecting piece detachably connected with the iron chisel replacing clamp, and the connecting piece is located between the connecting flange and the stemming clamping unit.

Further, the unit is got to stemming clamp includes stemming clamping jaw, middle barrel and hydro-cylinder, in the middle barrel was arranged in to the piston rod head of hydro-cylinder, and the upper end and the hydro-cylinder fixed connection of middle barrel, be connected with the connection lantern ring on the piston rod head of hydro-cylinder, the stemming clamping jaw passes through the connecting rod and is connected with the connection lantern ring, just the stemming clamping jaw is located barrel bottom outside in the middle.

Furthermore, the stemming clamping jaws are three, and the three stemming clamping jaws are distributed at equal intervals along the circumferential direction of the middle cylinder body.

Furthermore, the bottom end of the stemming clamping jaw is tapered and has a taper, and the top end of the stemming clamping jaw is provided with a swinging hinge point and a driving hinge point which are hinged with the connecting rod.

Furthermore, the stemming clamp further comprises a stemming detection and positioning unit, wherein the stemming detection and positioning unit comprises a three-dimensional laser scanner for performing laser three-dimensional scanning on the scattered and stacked stemming and an image processor for analyzing the laser three-dimensional scanning image to determine a stemming clamping point.

Furthermore, the connecting piece is a transition flange, and the connecting cylinder coaxially penetrates through the center of the transition flange.

Furthermore, the outer side part of the connecting cylinder on the lower surface of the transition flange is provided with a groove for mounting and replacing the iron drill clamp in a sleeved mode, and the side wall of the groove is provided with a thread detachably connected with the iron drill clamp in a replaced mode.

Furthermore, a locking bolt for locking and replacing the iron drill clamp is arranged on the transition flange.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a this kind of stemming anchor clamps design has the connecting piece that is used for dismantling to connect and changes the iron borer anchor clamps, can remove on the stemming anchor clamps with changing the combination of iron borer anchor clamps at the iron notch in casting house, can effectively solve stemming anchor clamps and change two sets of anchor clamps occupation space of iron borer anchor clamps big, problem that the production and maintenance expense is high.

(2) The utility model provides a pair of this kind of stemming anchor clamps accessible stemming detects positioning unit automated inspection and calculates and confirm the stemming clamp and get the point, and the stemming clamp is got the unit simultaneously and is adopted to insert the stemming mode of grabbing the combination, redefines the face of grabbing of stemming in other words, solves the uncertain problem of stemming appearance, need not a whole set of stemming dispersion, conveyor moreover, has improved the reliability of automatic getting mud, has simplified equipment greatly, and reduce cost arranges succinctly moreover.

The present invention will be described in further detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the stemming clamp of the invention;

fig. 2 is a schematic cross-sectional view of the stemming clamp of the present invention;

fig. 3 is a schematic cross-sectional view of the stemming clamping unit of the present invention.

Description of reference numerals: 1. a connecting flange; 2. a connecting cylinder; 3. a stemming clamping unit; 4. a connecting member; 5. locking the bolt; 6. a groove; 31. an oil cylinder; 32. a middle cylinder; 33. a connecting lantern ring; 34. a connecting rod; 35. stemming clamping jaw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 and 2, the present embodiment provides a stemming gripper, including a connecting flange 1 for externally connecting a robot arm, a stemming clamping unit 3 for clamping stemming, and a connecting cylinder 2 connecting the stemming clamping unit 3 and the connecting flange 1; the connecting cylinder 2 is connected with a connecting piece 4 which is detachably connected with the iron chisel replacing clamp, and the connecting piece 4 is positioned between the connecting flange 1 and the stemming clamping unit 3. Of course, the connecting component matched with the connecting piece 4 on the stemming clamp is arranged at the corresponding position of the iron chisel clamp for replacement, so that the stemming clamp and the two sets of devices for replacing the iron chisel clamp can be combined into one through the connecting piece 4, and the problems of large occupied space and high production and maintenance cost of the existing stemming clamp and the two sets of devices for replacing the iron chisel clamp are effectively solved.

When the stemming filling operation is carried out by using the stemming clamp, whether the stemming clamp is assembled with a replacement iron bar clamp or not is determined, if the replacement iron bar clamp is assembled, the connection between the replacement iron bar clamp and the stemming clamp is disconnected, and then the operation is carried out downwards. The stemming clamp is fixed on the mechanical arm for a long time through the connecting flange 1, the stemming clamp is moved to a selected stemming clamping point through the mechanical arm, the stemming clamping unit 3 is controlled to clamp the stemming, the mechanical arm sends the stemming clamp and the stemming clamped by the stemming clamp to a stemming clamping opening of the stemming gun, the stemming clamping unit 3 loosens the clamped stemming to enable the stemming to fall into the stemming clamping opening, and the mechanical arm withdraws the stemming clamp to complete one-time stemming filling operation.

The embodiment that refines, as shown in fig. 3, unit 3 is got to stemming clamp includes stemming clamping jaw 35, middle barrel 32 and hydro-cylinder 31, in barrel 32 was arranged in the middle of in the piston rod head of hydro-cylinder 31, and the upper end and the hydro-cylinder 31 fixed connection of middle barrel 32, be connected with the connection lantern ring 33 on the piston rod head of hydro-cylinder 31, stemming clamping jaw 35 passes through connecting rod 34 and is connected with connection lantern ring 33, just stemming clamping jaw 35 is located barrel 32 bottom outside in the middle. Wherein, stemming clamping jaw 35 is a plurality of, and barrel 32 circumference equidistant distribution in the middle of along, stemming clamping jaw 35 adopts threely in this embodiment, forms the triangle structure, guarantees to press from both sides the stability of getting the stemming. Preferably, the bottom end of the stemming clamping jaw 35 is of a tapered and tapered structure so as to be inserted into stemming, and the top end of the stemming clamping jaw 35 is provided with a swinging hinge point and a driving hinge point for being hinged with the connecting rod 34. When filling the stemming operation, through the action of arm, press from both sides the stemming clamping jaw 35 of stemming anchor clamps in suitable clamp gets the point and inserts the stemming, then hydro-cylinder 31 drive connecting rod 34 drives stemming clamping jaw 35 inward swinging, realize pressing from both sides tight the stemming, insert the action of pressing from both sides the combination through above, accomplish the clamp of getting the stemming, then the arm sends stemming anchor clamps and the stemming of getting it and gets to the mud mouth top that adds of mud cannon, through the action of hydro-cylinder 31, make stemming clamping jaw 35 outwards swing, loosen the tight stemming that presss from both sides, the stemming falls into and adds the mud mouth, the arm is withdrawed, accomplish and once fills the stemming process. In this embodiment, through the structural design of the stemming clamping unit 3 and the stemming clamping jaw 35, the stemming clamping unit 3 can adopt a stemming clamping mode of clamping and grabbing in the stemming clamping process, and the problem that stemming is uncertain in appearance and inconvenient to clamp is solved.

The utility model provides an implementation mode that optimizes, this stemming anchor clamps still includes stemming detection positioning unit (not marked in the figure), this stemming detection positioning unit includes three-dimensional laser scanner and image processor, in the stemming snatchs the in-process, carry out laser three-dimensional scanning to the stemming of piling in disorder through three-dimensional laser scanner, rethread image processor confirms the outline profile of stemming heap appearance in disorder, and calculate and confirm that the position and the best centre gripping point of preferred clamp stemming piece are got, the stemming anchor clamps calculate the mode of confirming the centre gripping point through this kind of automated inspection, combine to adopt to insert the way of grabbing the stemming that grabs the combination simultaneously, be equivalent to redefining the face of grabbing of stemming again, solve the uncertain problem of stemming appearance, and need not a whole set of stemming dispersion, conveyor, improved the reliability of automatic mud of getting, the equipment is greatly simplified, and cost is reduced, and arrange succinctly.

Specifically, as shown in fig. 1 and 2, the connecting member 4 may be a transition flange, the connecting cylinder 2 coaxially penetrates through the center of the transition flange, a groove 6 for mounting and replacing the iron rod clamp in a sleeved manner is formed in an outer side portion of the connecting cylinder on the lower surface of the transition flange, a thread detachably connected with the iron rod clamp is formed in a side wall of the groove 6, and thus the iron rod clamp and the transition flange are replaced in a threaded connection manner, and the assembling or disassembling and replacing of the iron rod clamp can be realized only by driving the stemming clamp to rotate through the mechanical arm.

Optimized, be equipped with on the transition flange and be used for locking the locking bolt 5 of changing the iron borer anchor clamps, it is corresponding, can be equipped with on changing the iron borer anchor clamps with locking bolt 5 complex locking hole, through the locking bolt 5 with be connected in locking hole, the fastness when further guaranteeing the stemming anchor clamps and changing the equipment of iron borer anchor clamps.

The above examples are merely illustrative of the present invention and do not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.

Claims

1. The stemming clamp is characterized in that: the device comprises a connecting flange externally connected with a mechanical arm, a stemming clamping unit for clamping stemming, and a connecting cylinder for connecting the stemming clamping unit and the connecting flange; the connecting cylinder is connected with a connecting piece detachably connected with the iron chisel replacing clamp, and the connecting piece is located between the connecting flange and the stemming clamping unit.

2. A stemming jig according to claim 1, wherein: the unit is got to stemming clamp includes stemming clamping jaw, middle barrel and hydro-cylinder, in the middle barrel was arranged in to the piston rod head of hydro-cylinder, and the upper end and the hydro-cylinder fixed connection of middle barrel, be connected with the connection lantern ring on the piston rod head of hydro-cylinder, the stemming clamping jaw passes through the connecting rod and is connected with the connection lantern ring, just the stemming clamping jaw is located barrel bottom outside in the middle.

3. A stemming jig according to claim 2, wherein: the stemming clamping jaws are three and are distributed at equal intervals along the circumferential direction of the middle barrel.

4. A stemming jig according to claim 2, wherein: the bottom end of the stemming clamping jaw is sharp and tapered, and the top end of the stemming clamping jaw is provided with a swinging hinge point and a driving hinge point which are hinged with the connecting rod.

5. A stemming jig according to claim 1, wherein: the stemming detection and positioning unit comprises a three-dimensional laser scanner for performing laser three-dimensional scanning on the scattered and stacked stemming and an image processor for analyzing the laser three-dimensional scanning image to determine a stemming clamping point.

6. A stemming jig according to claim 1, wherein: the connecting piece is a transition flange, and the connecting cylinder coaxially penetrates through the center of the transition flange.

7. A stemming jig according to claim 6, wherein: the connecting cylinder outside part of transition flange lower surface is equipped with the recess that is used for cup jointing installation change iron bar anchor clamps, and the recess lateral wall is equipped with and changes the screw thread that iron bar anchor clamps can dismantle the connection.

8. A stemming jig according to claim 6, wherein: and the transition flange is provided with a locking bolt for locking and replacing the iron chisel clamp.