CN211056529U

CN211056529U - Automatic open-close type anode roasting clamp

Info

Publication number: CN211056529U
Application number: CN201922173497.8U
Authority: CN
Inventors: 王晓洁; 董卫刚; 艾英君; 谢晓晖; 辛鑫
Original assignee: DhiDcw Group Co ltd; Dalian Huarui Heavy Industry Group Co Ltd
Current assignee: DhiDcw Group Co ltd; Dalian Huarui Heavy Industry Group Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-07-21
Anticipated expiration: 2029-12-06

Abstract

The utility model provides an automatic open-close type anode roasting clamp, which comprises a movable arm, an inclined pull rod, a positioning column, a cross beam, a pull rod, a lifting mechanism and an opening-closing mechanism; the opening and closing mechanism comprises a support, a pin shaft and a contact shaft; the middle part of the contact shaft is a thin shaft, and the upper part and the lower part of the thin shaft are respectively provided with bulges at intervals; the pin shafts are combined on the support in the radial direction, and the two pin shafts are oppositely arranged on two sides of the thin shaft in the middle of the contact shaft; the lower part of the contact shaft is of an I-shaped structure; the beam is provided with a contact shaft hole which is matched with the I-shaped structure; the I-shaped structure can be clamped in the contact shaft hole; the contact shaft can be connected with or disconnected from the beam through an I-shaped structure. The utility model provides a motive power jar switching formula anode roasting anchor clamps structure complicated, need set up the switching spacing, if spacing inefficacy easily causes the motor to damage, technical problem such as anchor clamps can't normally work.

Description

Automatic open-close type anode roasting clamp

Technical Field

The utility model relates to a special equipment technical field of aluminium electroloysis trade particularly, especially, relate to an automatic switching formula anode roasting anchor clamps.

Background

The multifunctional unit for the anode roasting furnace is special equipment for roasting anode carbon blocks for aluminum electrolysis, and the anode roasting clamp is a special clamp for the equipment and is mainly used for clamping anode blocks (raw blocks/cooked blocks) to finish the charging/discharging operation of the roasting furnace.

At present, the anode roasting clamp mainly adopts a power cylinder opening and closing type, as shown in figure 1, the anode roasting clamp comprises a movable arm 1, an inclined pull rod 2, a positioning column 3, a cross beam 4, a pull rod 5, a lifting mechanism 6, a power cylinder 7 ', a limit switch 8 ', a rotating arm 9 ' and other parts, and the working principle is as follows: the power cylinder 7 'is opened, the rotating arm 9' is propped against the upper part of the pull rod 5, and the clamp keeps an open state; when the anode carbon block needs to be clamped, the clamp is firstly arranged on the anode carbon block, the positioning column 3 is contacted with the upper plane of the anode carbon block, the power cylinder 7 ' drives the rotating arm 9 ', the rotating arm 9 ' rotates out, the pull rod 5 is left to lift space, at the moment, the lifting mechanism 6 is lifted, and the clamp is closed and clamps the anode carbon block. After the carbon block is lifted to a designated position, the pull rod 5 descends by means of dead weight, the power cylinder 7 'is opened, the rotating arm 9' is driven to abut against the upper part of the pull rod 5, the lifting mechanism 6 is lifted, and the clamp is lifted in an opening mode; in order to prevent the mechanism damage caused by the over-rotation of the rotating arm 9 ', limit switches 8 ' are required to be arranged at the two sides of the rotating arm 9 '. The main problems with this approach are:

firstly, the method comprises the following steps: the structure is complex, the weight is heavy, and a power source is required to be equipped;

II, secondly: the reliability is poor, opening and closing limit needs to be set, and if the limit fails, the motor (locked rotor and power failure can not be caused) is easy to damage, and the clamp cannot work normally;

thirdly, the method comprises the following steps: the operation is complicated and the cost is high;

with the improvement of roasting process and the improvement of production capacity, the open-close type anode roasting clamp of the prime power cylinder cannot be well suitable for modern aluminum factories due to the defects of the open-close type anode roasting clamp.

In the prior art, a clamp proposed by thesis "design and analysis of automatic clamping clamp for anode", which belongs to a scissor structure, mainly comprises a left pull rod, a right pull rod, a left arm rod, a right arm rod, a connecting rod 1, a connecting rod 2, a left clamping plate, a right clamping plate, a positioning plate, a limiting block, an automatic mechanism, a connecting plate and a hanger, wherein the left clamping plate and the right clamping plate are respectively fixedly connected with the left arm rod and the right arm rod, the positioning plate and the limiting block are arranged on the connecting rod 1, and the automatic mechanism and the right pull rod are connected. When the clamp works, the left arm rod and the right arm rod are driven to rotate around two hinge points B, C in the forward and reverse directions under the action of the gravity of the left arm rod, the right arm rod, the left pull rod and the right pull rod, the opening of the clamp plate is controlled, and the clamp is opened and closed and is used for clamping a single horizontally placed carbon block; automatic mechanism is by the feeler lever, the rotating pin, upper and lower cam tooth, a spring, the spring holder, the steel ball, the mount is constituteed, rotating pin and feeler lever rigid connection, and drive the contact lever at the slot internal motion that upper and lower cam formed, through upper portion spring effort, and the restriction of lower part stopper, the feeler lever is impressed the mount, the rotating pin drives the contact lever and takes place rotatoryly along the cam tooth, take off with the stopper, through the rotation of control anchor clamps armed lever under the action of gravity, control the anchor clamps switching, the problem that this kind of structure exists is: the structure is complicated, the steel ball is worn quickly, and needs to be replaced regularly, and the maintenance is inconvenient.

Patent "positive pole anchor clamps" grant publication No. CN204401117U, the control department structure is the same with automatic mechanism in document "design and analysis of positive pole self-holding anchor clamps", comprises feeler lever, rotating pin, upper and lower cam tooth, spring holder, steel ball, mount etc. the main problem that this kind of structure exists is: the structure is complicated, the steel ball is worn quickly, and needs to be replaced regularly, and the maintenance is inconvenient.

SUMMERY OF THE UTILITY MODEL

According to the original power cylinder open-close type anode roasting clamp in the prior art, the technical problems that the structure is complex, the weight is large, the reliability is poor, the operation is complex, the open-close limit is required to be set, if the limit fails, a motor is easy to damage, the clamp cannot normally work and the like exist, and the automatic open-close type anode roasting clamp is provided. The utility model discloses remove former driving-force system, simple structure, light in weight, do not need to be equipped with the power supply, convenient operation.

The utility model discloses a technical means as follows:

the automatic open-close type anode roasting clamp comprises a movable arm, a diagonal draw bar, a positioning column, a cross beam, a pull rod, a lifting mechanism and an open-close mechanism;

the movable arm is hinged to the cross beam; one end of the inclined pull rod is hinged to the movable arm, the other end of the inclined pull rod is hinged to the pull rod, and the inclined pull rod penetrates through the middle of the positioning column; the lower part of the lifting mechanism is connected with the pull rod; the top of the positioning column is fixed on the cross beam;

the opening and closing mechanism comprises a support, a pin shaft and a contact shaft; the support is fixedly connected to the pull rod;

the middle part of the contact shaft is a thin shaft, and the upper part and the lower part of the thin shaft are respectively provided with bulges at intervals; the pin shafts are fitted on the support in the radial direction, and the two pin shafts are oppositely arranged on two sides of the thin shaft; the bottom of the contact shaft is of an I-shaped structure;

the beam is provided with a contact shaft hole, a positioning block is arranged at the contact shaft hole, and the positioning block comprises a through hole communicated with the contact shaft hole; the contact shaft hole is matched with the I-shaped structure, and the I-shaped structure can be clamped in the contact shaft hole; the contact shaft can be connected with or disconnected from the beam through the I-shaped structure.

Further, the edge of the protrusion is arc-shaped.

Further, the shape of the contact shaft hole is matched with the lower part of the I-shaped structure.

Furthermore, the width of the strip shape at the lower part of the I-shaped structure is larger than the width of the contact shaft hole, and the thickness of the strip shape is smaller than the width of the contact shaft hole.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model provides a power system is removed to automatic switching formula anode roasting anchor clamps, simple structure, light in weight, do not need to be equipped with the power supply.

2. The utility model provides an automatic switching formula anode roasting anchor clamps, the good reliability need not set up the switching spacing.

3. The utility model provides an automatic switching formula anode roasting anchor clamps, convenient operation, the cost is lower, productivity gain.

To sum up, use the technical scheme of the utility model remove former driving-force system, simple structure, light in weight, do not need to be equipped with the power supply, convenient operation. Therefore, the technical scheme of the utility model solved motive power jar switching formula anode roasting anchor clamps, the structure is complicated, weight is big, the reliability is poor, complex operation, it is spacing to need to set up the switching, if spacing inefficacy easily causes the motor to damage, technical problem such as anchor clamps can't normally work.

Based on the reason above, the utility model discloses can extensively promote in fields such as anchor clamps equipment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a power cylinder open-close type anode baking clamp in the background art.

FIG. 2 is a schematic structural view of the automatic opening/closing type anode roasting clamp of the present invention.

Fig. 3 is a structural view of the opening and closing mechanism.

Fig. 4 is a schematic diagram of the disengagement of the contact shaft and the beam.

Fig. 5 is a schematic view of the contact shaft hole on the beam.

In the figure: 1. a movable arm; 2. a diagonal member; 3. a positioning column; 4. a cross beam; 5. a pull rod; 6. a hoisting mechanism; 7. an opening and closing mechanism; 7', a power cylinder; 8. a support; 8', a limit switch; 9. a pin shaft; 9', a rotating arm; 10. a contact shaft; 11. the contact shaft hole.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

Example 1

As shown in fig. 2-5, the utility model provides an automatic open-close type anode roasting fixture, which comprises a movable arm 1, a diagonal draw bar 2, a positioning column 3, a beam 4, a draw bar 5, a lifting mechanism 6 and a switching mechanism 7;

the movable arm 1 is hinged to the cross beam 4; one end of the diagonal draw bar 2 is hinged with the movable arm 1, the other end of the diagonal draw bar is hinged with the pull rod 5, and the diagonal draw bar 2 penetrates through the middle part of the positioning column 3; the lower part of the lifting mechanism 6 is connected with the pull rod 5; the top of the positioning column 3 is fixed on the cross beam 4;

the opening and closing mechanism 7 comprises a support 8, a pin shaft 9 and a contact shaft 10; the support 8 is fixedly connected to the pull rod 5;

the middle part of the contact shaft 10 is a thin shaft, and the upper part and the lower part of the thin shaft are respectively provided with bulges at intervals; the pin shafts 9 are fitted on the support 8 along the radial direction, and the two pin shafts 9 are oppositely arranged on two sides of the thin shaft; the bottom of the contact shaft 10 is of an I-shaped structure;

a contact shaft hole 11 is formed in the cross beam 4, a positioning block b is arranged at the contact shaft hole, and the positioning block b comprises a through hole communicated with the contact shaft hole 11; the contact shaft hole is matched with the I-shaped structure, and the I-shaped structure can be clamped in the contact shaft hole 11; the contact shaft 10 can be connected to or disconnected from the beam 4 by the i-shaped structure.

Specifically, the lower edge of the portion of the contact shaft 10 located above the thin shaft and the upper edge of the portion located below the thin shaft are provided with protrusions at intervals, respectively.

In this embodiment, the thin shaft is thinner than other parts of the contact shaft 10, the pin 9 can move back and forth between the upper and lower edges of the contact shaft 10, and a force can be applied to the contact shaft 10 to rotate the contact shaft 10.

Further, the edge of the protrusion is arc-shaped.

Further, the shape of the contact shaft hole 11 is matched with the lower part of the I-shaped structure.

Further, the width of the long strip at the lower part of the I-shaped structure is larger than the width of the contact shaft hole 11, and the thickness of the long strip is smaller than the width of the contact shaft hole 11.

In this embodiment, the strip-shaped wider side surface of the lower portion of the i-shaped structure is an m-surface, and the narrower side surface is an n-surface.

The working principle of the design is described below by taking the clamping of the carbon block A as an example: when the carbon block A needs to be lifted, the anode clamp is placed on the carbon block A (the contact shaft and the cross beam are in a hanging-off state shown as I in figure 4), the positioning column 3 is in contact with the upper surface of the carbon block A, the weight of the clamp is integrally pressed on the carbon block A, at the moment, the lifting mechanism 6 continues to descend to drive the pull rod 5 to drive the whole opening and closing mechanism 7 to descend, when the positioning surface a on the contact shaft 10 in the opening and closing mechanism 7 is in planar contact with the upper surface of the positioning block b on the cross beam 4 (shown as II in figure 4), the contact shaft 10 stops descending, the support 8 and the pin shaft 9 continue to descend under the driving of the lifting mechanism 6, in the descending process, the pin shaft 9 is in contact with the bulge below the thin shaft on the contact shaft 10, under the common acting force of the pin shaft 9 on the contact shaft 10 and the positioning block b on the positioning surface a of the contact shaft, the contact shaft, at the moment, the lifting mechanism 6 is limited to be capable of descending and only ascending, the lifting mechanism 6 begins to ascend, the support 8 is driven by the pull rod 5 to drive the pin shaft 9 to ascend from the lowest point of the bulge below the thin shaft to the lowest point of the bulge above the thin shaft, the lifting mechanism 6 continues to ascend, the pin shaft 9 is in contact with the lowest point of the bulge above the thin shaft, the contact shaft 10 rotates again under the action of the gravity of the contact shaft 10, the lower part of the I-shaped structure rotating for 45 degrees is changed into an n-surface (shown as IV in figure 4) from an m-surface (shown as III in figure 4), meanwhile, the pin shaft 9 slides to the highest point from the lowest point of the bulge above the thin shaft, the contact shaft 10 is driven to ascend together, the lower part of the I-shaped structure of the contact shaft 10 smoothly comes off from the cross beam 4 (shown as V in figure 4), the contact shaft 10 is disconnected with the cross beam 4, the lifting mechanism 6 continues, and clamping the clamp to finish lifting.

After the carbon block is hoisted to a designated place, the lifting mechanism 6 drives the pull rod 5 and the whole opening and closing mechanism 7 to descend, when a positioning surface a on a contact shaft 10 in the opening and closing mechanism 7 is in contact with an upper plane of a positioning block b on the cross beam 4 (shown as IV in figure 4), the contact shaft 10 stops descending, the support 8 and the pin shaft 9 continue descending under the driving of the lifting mechanism 6, the pin shaft 9 descends from the highest point of the bulge above the thin shaft to the highest point of the bulge below the thin shaft, under the common acting force of the pin shaft 9 on the contact shaft 10 and the cross beam positioning block b on the positioning surface a of the contact shaft, the contact shaft 10 rotates, the pin shaft 9 rotates by 45 degrees, the pin shaft 9 slides from the highest point of the bulge below the thin shaft to the lowest point, at the moment, the lifting mechanism 6 is limited from descending and only ascends, the lifting mechanism 6 ascends, the support 8 is driven by the pull rod 5 to drive, the lifting mechanism 6 continues to rise, the pin shaft 9 is in contact with the lowest point of the bulge above the thin shaft, the contact shaft 10 rotates under the action of the gravity of the contact shaft 10, the lower part of the I-shaped structure rotating 45 degrees is changed from n surfaces to m surfaces, the lifting mechanism continues to rise at the moment, the lower positioning surface d of the contact shaft is in contact with the positioning surface c of the cross beam, the clamp is limited from rising, the clamp is locked in an open state, and the carbon block is lifted and transported.

The utility model relates to an anode roasting clamp, which uses an automatic opening and closing mechanism to replace the original power cylinder shutter. The paper among the background art "design and analysis of positive pole self-holding anchor clamps" the anchor clamps that provide with the utility model discloses compare, anchor clamps structure and suitable operating mode are different, positive pole calcination anchor clamps mainly by the pull rod about, draw the diagonal member about, control digging arm, reference column, crossbeam, hoist mechanism and part such as switching mechanism constitute, the digging arm can be around two hinge points in crossbeam both sides and about draw the diagonal member both sides hinge point and rotate, hoisting mechanism and pull rod rigid connection, switching mechanism fixes on the pull rod, in operation, the pull rod drives two diagonal members through two middle hinge points, drives two left and right digging arms and rotates around both sides hinge point, control anchor clamps aperture realizes the anchor clamps switching, this anchor clamps are used for pressing from both sides the carbon block of getting the polylith perpendicular placing side by side.

And the automatic mechanism structure is different, the utility model discloses a switching mechanism is by the support, the round pin axle, the contact axle is constituteed, contact axle bottom design is I shape structure, it has the contact shaft hole with the epaxial I shape structure assorted of contact to open on the anchor clamps crossbeam, contact axle lower part is provided with the locating piece, anchor clamps crossbeam upper portion is provided with the locating piece, in operation, the support drives the round pin axle and goes up and down, the round pin axle supports in the protruding of the epaxial lower part setting of contact epaxial thin, through the epaxial power of round pin axle effect at the epaxial power of contact and the power of lower part crossbeam locating piece effect at contact axle locating piece, it takes place the rotation to drive the contact axle, it hangs to take off with the crossbeam, the restriction or let out anchor clamps.

Compared with the patent publication No. CN204401117U, the structure and the content of the control device are different.

The control device has different structures: the opening and closing mechanism consists of a support, a pin shaft and a contact shaft, components such as a spring, a spring seat, a steel ball and the like in the original automatic mechanism are removed, and the rotating pin, the contact rod, the upper cam tooth and the lower cam tooth are replaced by the pin shaft and the contact shaft, so that the structure is more novel, the cost is saved, and the maintenance is convenient.

Meanwhile, the technical scheme has different emphasis points: the patent anode clamp focuses on providing a clamp with adjustable clamp opening degree to clamp various specifications of carbon block combinations and solve the problem of clamp universality; this application focus on solving the structure complicacy that motive power jar open closed anchor clamps exist, need be equipped with the power supply, reliability subalternation problem to the upgrading transformation is automatic open closed anchor clamps.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The automatic open-close type anode roasting clamp is characterized by comprising a movable arm, a diagonal draw bar, a positioning column, a cross beam, a pull rod, a lifting mechanism and an open-close mechanism;

2. The clamp of claim 1, wherein the raised edge is arcuate.

3. The clamp of claim 1, wherein the contact shaft hole is shaped to match the lower portion of the i-shaped structure.

4. The clamp for anode baking of claim 1, wherein the width of the strip of the lower part of the i-shaped structure is larger than the width of the contact shaft hole, and the thickness is smaller than the width of the contact shaft hole.