CN114918866A - Drawing device and drawing system comprising same - Google Patents
Drawing device and drawing system comprising same Download PDFInfo
- Publication number
- CN114918866A CN114918866A CN202210488046.7A CN202210488046A CN114918866A CN 114918866 A CN114918866 A CN 114918866A CN 202210488046 A CN202210488046 A CN 202210488046A CN 114918866 A CN114918866 A CN 114918866A
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- Prior art keywords
- clamping
- heater
- assembly
- material guiding
- driving
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- 230000007246 mechanism Effects 0.000 claims abstract description 180
- 239000003381 stabilizer Substances 0.000 claims abstract description 19
- 230000008859 change Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 182
- 230000005540 biological transmission Effects 0.000 claims description 72
- 238000010008 shearing Methods 0.000 claims description 62
- 238000005520 cutting process Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 6
- 150000002500 ions Chemical class 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 230000008961 swelling Effects 0.000 abstract description 3
- 238000003860 storage Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000000750 progressive effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
- G21C19/207—Assembling, maintenance or repair of reactor components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Environmental & Geological Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a drawing device and a drawing system comprising the same, wherein the drawing device is used for disassembling a heater fixed on a voltage stabilizer and comprises a drawing mechanism and a driving assembly, the drawing mechanism comprises a clamping space used for accommodating the heater, and the size of the clamping space in the direction of applying a clamping force can be changed; the driving assembly is connected with the drawing mechanism and applies driving force to the drawing mechanism, and the direction of the driving force is along the axial direction of the heater; when one end of the heater, which is far away from the voltage stabilizer, is fixed in the clamping space, the side wall corresponding to the clamping space exerts clamping force on the heater. The heater of treating drawing is pulled out to the draw-off gear who provides through this scheme, can increase the pulling force through drive assembly on the heater of treating drawing to extract the heater of swelling, this is convenient more, swift when just making the change heater.
Description
Technical Field
The invention relates to the technical field of replacement of heaters of voltage stabilizers of nuclear power stations, in particular to a drawing device and a drawing system comprising the same.
Background
A primary loop cooling system of a nuclear power station belongs to a primary system of the nuclear power station and has the function of ensuring that enough coolant circulates to bring out heat in a reactor and transfer the heat to a secondary loop to drive a turbonator. The voltage stabilizer belongs to the primary equipment of a nuclear power station and plays an important role in regulating and stabilizing pressure in one path. 63 heaters are installed at the bottom of the voltage stabilizer and used for adjusting the pressure of a loop system.
The heater can have electrical and mechanical faults in the operation process, so that the heater can be replaced by a power plant according to relevant requirements when necessary. Because the heater is connected with the penetrating piece in a butt welding mode and is directly contacted with a loop medium, the heater which runs throughout the year is activated or is adhered with a loop thermion; on the other hand, the heater is in a high-temperature and high-pressure medium in a loop to run, so that the possibility of heater swelling caused by cracks on the outer surface of the heater exists. Thus causing the heater to be pulled out of the bottom of the regulator with considerable difficulty. Because the heater is installed in the bottom of stabiliser, need be equipped with the scaffold frame bottom the stabiliser when changing the heater, and narrow and small and stabiliser heater corresponds room entrance equipment in space is many in addition, and equipment transportation passageway is narrow, all has higher requirement to the convenience of equipment size and operation.
In order to ensure that the personnel are prevented from being irradiated accidentally in the process of replacing the heater and the irradiated dose of the personnel in the process of replacing the heater is reduced as much as possible; the pulling force needs to be increased to pull out the swollen heater, which makes it very inconvenient to replace the heater.
Disclosure of Invention
Accordingly, it is necessary to provide a drawing apparatus and a drawing system including the same, which are directed to the problem of inconvenient replacement of a heater in the prior art.
A pulling apparatus for removing a heater fixed to a pressurizer, the pulling apparatus comprising:
a drawing mechanism including a clamping space having a space for receiving the heater, the clamping space being variable in size in a direction in which a clamping force is applied;
the driving assembly is connected with the drawing mechanism and applies driving force to the drawing mechanism, and the direction of the driving force is along the axial direction of the heater;
when one end of the heater, which is far away from the voltage stabilizer, is fixed in the clamping space, the side wall corresponding to the clamping space applies the clamping force on the heater.
The scheme provides a drawing device, wherein a clamping space is used for clamping a heater to be drawn, and the size of the clamping space in the direction of applying the clamping force is set to be variable, so that the heater to be drawn can extend into the clamping space and can be clamped by the side wall of the clamping space; and the driving assembly is connected with the drawing mechanism, so that the driving assembly can apply acting force on the drawing mechanism, and then the acting force is applied on the heater to be drawn, and the heater is drawn out from the base of the voltage stabilizer. The heater of treating drawing is pulled out to the draw-off gear who provides through this scheme, can increase the pulling force through drive assembly on the heater of treating drawing to extract the heater of swelling, this is convenient more, swift when just making the change heater.
In one embodiment, the drawing mechanism comprises:
a base;
a chuck assembly connected to the base, the chuck assembly configured with the clamping space;
the locking assembly is connected to the base and applies force on the chuck assembly to fix the size of the clamping space in the direction of applying the clamping force;
the driving assembly is connected to the base.
In one embodiment, the chuck assembly comprises:
the clamping heads are hinged to the base and arranged at intervals in the circumferential direction of the base, each clamping head comprises a clamping part, and the clamping parts on the clamping heads are oppositely arranged and enclose a clamping space;
the collet is abuttable against the locking assembly, the locking assembly restricting rotation of the collet about the hinge axis;
each chuck is provided with a first state and a second state, the chuck is in the first state, the clamping part is in a first limit position, one end of the heater can be fixed in the clamping space, the chuck is in the second state, the clamping part is in a second limit position, and one end of the heater can be separated from the clamping space.
In one embodiment, the base is provided with an accommodating groove for accommodating the chuck, two side walls of the accommodating groove are provided with connecting holes, and the chuck is connected with the connecting holes through the hinge shaft.
In one embodiment, the clamping head further comprises a hinge part and an unlocking part, the clamping part, the hinge part and the unlocking part are connected with each other, and the hinge part is positioned between the clamping part and the unlocking part;
the hinge shaft is fixedly connected to the hinge part and is rotatably connected to the connecting hole;
at least one part of the unlocking part is exposed out of the side surface of the base from the accommodating groove, and the clamping part is located at the first limit position;
the unlocking portion can contract into the accommodating groove in response to the pressing force, and the clamping portion is located at the second limit position.
In one of the embodiments, the first and second electrodes are,
the clamping head further comprises a positioning portion located between the hinge portion and the unlocking portion, the positioning portion abuts against the bottom of the accommodating groove, the locking assembly abuts against the side face, facing the bottom of the accommodating groove, of the clamping portion, the clamping portion is located at the first limit position, and the hinge portion is fixed relative to the connecting hole.
In one embodiment, the locking assembly comprises:
the plurality of return pieces are connected to the base, the number of the return pieces corresponds to the number of the chucks one to one, each return piece can stretch back and forth along the axial direction of the base, one end of each return piece abuts against the clamping portion, and acting force is exerted on the clamping portion, so that the clamping portion is restored to the first limit position.
In one embodiment, the base is provided with a plurality of guide grooves, the number of the guide grooves corresponds to that of the return pieces one by one, and the return pieces are accommodated in the guide grooves; the return member includes:
the push rod is accommodated in the guide groove and can move along the axial direction of the guide groove, and the end part of the push rod abuts against the clamping part;
the elastic piece is arranged in the guide groove, one end of the elastic piece abuts against the bottom of the guide groove, and the other end of the elastic piece abuts against the push rod;
the push rod is pushed into the guide groove by the clamp portion, or a part of the push rod is pushed out of the guide groove.
In one embodiment, the locking assembly further comprises a positioning element, the positioning element is fixed to the bottom of the accommodating groove, the positioning element and the return element are located on the lateral side of the connecting hole in the radial direction of the base, and when the positioning element and the positioning portion abut against each other, the clamping portion is located at the first limit position.
A drawing system comprising a drawing apparatus as described above, the drawing system further comprising:
the drawing device is connected to the rack;
the drawing device comprises a drawing device, a first material guide mechanism and a second material guide mechanism, wherein the drawing device is arranged on the frame, the first material guide mechanism is connected to one side, deviating from the drawing device, of the frame, the first material guide mechanism is provided with a first material guide channel for a workpiece to be drawn, and the drawing mechanism can penetrate through the first material guide channel.
This scheme provides a drawing system, through connecting drawing device in the frame, has improved drawing device's stability on the one hand, and on the other hand can provide the activity space for drawing device. The first material guide mechanism is arranged on the rack, and the drawing mechanism can penetrate through the first material guide channel on the first material guide mechanism, so that a guide space is provided for the operation of the drawing mechanism on one hand, and a guide space is provided for a heater to be drawn on the other hand. Through this kind of structural style, improved the convenience of heater change on the one hand, on the other hand has improved the reliability of the drawing of heater.
In one embodiment, the first material guiding mechanism includes:
the first material guiding channel is arranged on the first material guiding body and extends along the axial direction of the first material guiding body;
the first shielding piece is sleeved on the first material guiding body so that the radiation ions on the heater are blocked in the first material guiding mechanism; the first connecting piece is fixedly connected to the first material guide body and connected with the rack, and is provided with a first through hole which is communicated with the first material guide channel;
the drawing mechanism can penetrate through the first through hole, and the inner wall of the first through hole can act on the drawing mechanism to change the size of the clamping space.
In one embodiment, the first shield includes:
the device comprises a shell, a first connecting piece and a second connecting piece, wherein an annular cavity is arranged in the shell;
a shielding substance filled within the annular cavity.
In one embodiment, the drawing mechanism comprises a base and a chuck component, part of the chuck component is exposed out of the outer peripheral surface of the base, and the clamping space is formed on the chuck component;
the aperture of the first through hole in the first connecting piece is consistent with the maximum outer diameter of the base, and the inner wall of the first through hole can act on the chuck component.
In one embodiment, the first material guiding mechanism further comprises a clamping assembly, the clamping assembly is connected to one end, away from the rack, of the first material guiding body, a clamping channel is arranged on the clamping assembly, the clamping channel is communicated with the first material guiding channel, and the clamping channel is used for clamping a workpiece to be drawn.
In one embodiment, the clamping assembly comprises:
the supporting plate is connected to the first material guiding body, a second through hole is formed in the supporting plate, and the second through hole is communicated with the first material guiding channel;
the clamping device comprises at least two clamping pieces, wherein grooves are formed in the clamping pieces, and the grooves in the two clamping pieces are oppositely arranged to form a clamping channel;
the first driving part is fixedly connected to the supporting plate, the two clamping parts are connected to the first driving part, and the first driving part drives the two clamping parts to move towards the direction close to or away from each other.
In one embodiment, the first material guiding mechanism further includes a guiding component, the guiding component is connected to the first material guiding body, the guiding component includes a tapered third through hole, and the third through hole is communicated with the first material guiding channel.
In one of the embodiments, the first and second electrodes are,
the drawing system further comprises a shearing mechanism used for shearing the heater, the shearing mechanism is connected to the rack and provided with a shearing opening, the first material guide channel can be communicated with the shearing opening, and the size of the shearing opening in the direction of the shearing force can be changed, so that the side wall of the shearing opening acts on the heater and shears the heater.
In one embodiment, the shearing mechanism comprises:
a shear assembly having the shear port configured thereon;
and the second driving piece is connected to the rack and is connected to the shearing assembly so as to drive the size of the shearing opening to change.
In one embodiment, the shear assembly comprises:
the static knife is fixed on the frame;
the movable knife is connected to the second driving piece, the shearing opening is formed between the movable knife and the static knife, and the second driving piece drives the movable knife to move towards the direction close to or far away from the static knife.
In one embodiment, the rack comprises:
a frame;
the platform is connected to the frame in a sliding manner, the first material guide mechanism is fixed on the platform, a fourth through hole is formed in the platform, and the fourth through hole is communicated with the first material guide channel;
the shearing mechanism is arranged between the frame and the platform; wherein,
the fourth through hole is switchably communicated with the shearing opening and the clamping space.
In one embodiment, the rack further comprises a moving assembly, the moving assembly comprising:
the fixing block is fixed on the platform and is provided with a threaded hole;
the first transmission rod is rotatably connected to the frame, and the transmission rod is in threaded transmission connection with the fixed block.
In one embodiment, the moving assembly further comprises a handle, and the first transmission rod is fixed with the handle.
In one embodiment, the rack further includes a fixing member, the fixing member is connected to the platform, a plurality of positioning holes spaced from each other are formed in the frame along a sliding direction between the platform and the frame, and the fixing member can be inserted into the positioning holes.
In one embodiment, the drawing system further includes a second material guiding mechanism fixed to the frame, and the second material guiding mechanism has a second material guiding channel thereon, and the second material guiding channel is communicated with the cutout.
In one embodiment, the second material guiding mechanism includes:
the second material guiding body is provided with a second material guiding channel, and the second material guiding channel extends along the axial direction of the second material guiding body;
the second shielding piece is sleeved on the second material guide body;
the second connecting piece is fixedly connected to the second material guiding body and connected with the rack, and a fifth through hole is formed in the second connecting piece and communicated with the second material guiding channel; wherein,
the aperture of the fifth through hole is gradually reduced from one end facing the frame to one end close to the second material guide body.
In one embodiment, the drawing system further comprises a transmission assembly, the transmission assembly is fixed on the rack, the drawing mechanism is connected to the transmission assembly, and the transmission assembly drives the drawing mechanism to move relative to the rack.
In one embodiment, the transmission assembly comprises:
one end of the second transmission rod is fixed on the drawing mechanism;
the driving element is fixed on the rack, the second transmission rod is in transmission connection with the driving element, and the driving element drives one end of the second transmission rod to move towards the direction close to or far away from the driving element.
In one embodiment, a plurality of grooves are arranged on the outer peripheral surface of the second transmission rod, and the grooves are arranged at intervals in the axial direction of the second transmission rod; the drive element includes:
the driving wheel is rotatably connected with the rack, a plurality of first convex teeth are arranged on the periphery of the driving wheel at intervals, and the grooves are meshed with the first convex teeth;
the driven wheel is rotatably connected to the rack, a plurality of second convex teeth are arranged on the periphery of the driven wheel at intervals, and the grooves are meshed with the second convex teeth;
the driving wheel and the driven wheel are symmetrically distributed on two sides of the axis of the second transmission rod.
In one embodiment, the drive assembly comprises:
the driving body is fixedly connected to the rack and provided with an accommodating cavity;
the driving rod is connected to the driving body in a sliding mode and arranged in the accommodating cavity, an installation channel is arranged in the driving rod, one end of the second driving rod penetrates through the installation channel to be fixed with the drawing mechanism, and the second driving rod can move in the installation channel;
a fastener secured to the drive rod, the fastener securable with the second drive link.
In one embodiment, the fastener comprises:
the fixed seat is fixedly connected to the driving rod;
and the pawl is connected to the fixed seat, and the pawl can be fixed with the second transmission rod.
In one embodiment, the drawing system further comprises a movable storage mechanism, wherein a storage space with one open end is arranged on the storage mechanism, and the storage space can be communicated with the cutting opening.
In one embodiment, the drawing system further comprises a supporting mechanism connected to the first material guiding mechanism, the supporting mechanism is provided with a supporting space, and the supporting space is spaced from the first material guiding channel and communicated with the first material guiding channel.
Drawings
Fig. 1 is a schematic structural diagram of a drawing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a drawing mechanism in the drawing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an external structure of a drawing mechanism in the drawing apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a base in a drawing mechanism of a drawing apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of an external structure of a base in a drawing mechanism of a drawing apparatus according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a chuck of the drawing mechanism in the drawing device according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a chuck in a drawing mechanism in the drawing device according to the embodiment of the present invention in a first state;
FIG. 8 is a schematic structural diagram of a drawing system provided in an embodiment of the present invention;
fig. 9 is a schematic structural view illustrating a shearing mechanism of the drawing system according to an embodiment of the present invention communicating with a first material guiding mechanism;
fig. 10 is a schematic structural diagram illustrating a drawing mechanism of a drawing system according to an embodiment of the present invention communicating with a first material guiding mechanism;
fig. 11 is a schematic structural diagram of a first material guiding mechanism in a drawing system according to an embodiment of the present invention;
fig. 12 is a schematic structural view of a drawing mechanism in the drawing system after entering a first material guiding channel of a first material guiding mechanism according to an embodiment of the present invention;
fig. 13 is a partially enlarged structural view of a first material guiding mechanism in the drawing system according to an embodiment of the present invention;
FIG. 14 is a schematic view of a drawing system according to an embodiment of the present invention;
FIG. 15 is a schematic structural diagram of a middle shearing mechanism of a drawing system according to an embodiment of the present invention;
fig. 16 is a schematic structural diagram of a frame in a drawing system according to an embodiment of the present invention;
fig. 17 is a schematic structural diagram of a storing mechanism in the drawing system according to an embodiment of the present invention;
a drawing device 10;
a drawing mechanism 101;
a base 1011; a receiving groove 1011 a; a connection hole 1011 b; the guide groove 1011 c;
a chuck assembly 1012;
the collet 1012 a; clamping part 1012a 1 (ii) a Hinge 1012a 2 (ii) a Unlocking part 1012a 3 (ii) a Positioning part 1012a 4 ；
The hinge axis 1012 b;
a drive assembly 102;
a drive body 1021;
a drive rod 1022;
a locking assembly 1013;
return 1013 a; push rod 1013a 1 (ii) a Elastic member 1013a 2 ；
a first material guiding mechanism 30;
a first material guiding body 301;
a first shield 302; a housing 3021; a shielding substance 3022;
a first connecting member 303; a first through hole 3031;
a clamp assembly 304; a support plate 3041; a clamp 3042; a first driving member 3043;
a guide member 305; a third through hole 3051;
a shearing mechanism 40;
a shear assembly 401; a stationary knife 4011; a moving blade 4012;
a second drive member 402;
a second material guiding mechanism 50; a second material guiding body 501; a second shield 502; a second connecting member 503; a fifth through hole 5031;
a transmission assembly 60;
a second transmission rod 601;
a drive element 602; a driving wheel 6021; a driven wheel 6022;
a storage mechanism 70;
a support mechanism 80.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Furthermore, 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1-7, fig. 1 is a schematic structural diagram of a drawing device in an embodiment of the invention, the drawing device 10 includes a drawing mechanism 101 and a driving assembly 102, the drawing mechanism 101 includes a clamping space for accommodating a heater, and the size of the clamping space in the direction of applying the clamping force is variable; is connected with the drawing mechanism 101 and applies a driving force to the drawing mechanism 101, and the direction of the driving force is along the axial direction of the heater; when one end of the heater, which is far away from the voltage stabilizer, is fixed in the clamping space, the side wall corresponding to the clamping space exerts clamping force on the heater.
The present embodiment provides a drawing apparatus 10, as shown in fig. 1, in which a holding space for holding a heater to be drawn is provided, and the size of the holding space in the direction of applying a holding force is set to be variable so that the heater to be drawn can be inserted into the holding space and can be clamped by the side wall of the holding space; the driving assembly 102 is connected to the drawing mechanism 101 so that the driving assembly 102 can apply a force on the drawing mechanism 101, and further, a force on the heater to be drawn, so as to draw the heater out of the base 1011 of the voltage stabilizer. The heater to be drawn is drawn by the drawing device 10 provided by the scheme, the drawing force can be increased on the heater to be drawn through the driving assembly 102 so as to draw out the swollen heater, and therefore the heater can be replaced more conveniently and quickly.
In some embodiments, as shown in fig. 2, the pulling mechanism 101 includes a collet assembly 1012 for forming a clamping space, a locking assembly 1013 for fixing the size of the clamping space, and a base 1011 for connecting the collet assembly 1012 and the locking assembly 1013. The collet assembly 1012 is connected to the base 1011, the collet assembly 1012 being configured with a clamping space; a locking assembly 1013 is coupled to the base 1011 and applies force to the chuck assembly 1012 to fix the size of the clamping space in the direction of the force applied; the drive assembly 102 is connected to the base 1011.
The structural form of the chuck assembly 1012 forming the clamping space is not limited, and any structural form may be used as long as the size of the clamping space in the radial direction of the heater can be increased to make the heater extend into the clamping space, and the heater can be clamped by the side wall corresponding to the clamping space by changing the size of the clamping space. For example, the drawing assembly may be configured to provide three sliding blocks on the base 1011, which can move along the radial direction of the base 1011, and the end surfaces of the three sliding blocks surround the clamping space; alternatively, the heater can be released and clamped by opening and closing three pawls 1023b, which are hinged to the base 1011.
In some embodiments, as shown in fig. 2-7, the collet assembly 1012 includes at least three collets 1012a, each collet 1012a is hingedly coupled to the base 1011, each collet 1012a is spaced apart from the base 1011, and each collet 1012a includes a gripping portion 1012a 1 A clamping part 1012a on each clamping head 1012a 1 The clamping spaces are oppositely arranged and enclosed; clip 1012a can abut locking assembly 1013, which locking assembly 1013 restricts rotation of clip 1012a about hinge axis 1012 b; as shown in fig. 2 and 7, each of the grippers 1012a has a first state and a second state, the grippers 1012a are in the first state, and the gripping portions 1012a 1 At the first limit position, one end of the heater can be fixed in the clamping space, the clamping head 1012a is at the second state, and the clamping part 1012a 1 In the second extreme position, one end of the heater can be disengaged from the holding space. By hingedly connecting the clamp head 1012a to the base 1011, the clamp head 1012a can be rotated about the hinge axis 1012b such that the clamping portion 1012a of the clamp head 1012a 1 The distance therebetween may be varied such that the size of the clamping space may be varied to clamp or unclamp the heater. The number of the clamping heads 1012a is not limited, and may be three or more, in this embodiment, 4 clamping heads 1012a are disposed on one base 1011, and every two clamping heads 1012a are disposed on the same diameter of the base 1011 and are oppositely disposed, that is, the end portions of two opposite clamping heads 1012a are disposed on the same straight line.
The first state of the chuck 1012a is a state in which the size of the clamping space in the direction in which the clamping force is applied is minimum, that is, the heater is clamped, and the clamping portion 1012a is formed in this state 1 At a first limit position, which means that the clamping heads 1012a are rotated to the clamping part 1012a of each clamping head 1012a 1 A distance therebetweenThe smallest position. The second state of the chuck 1012a is a state in which the dimension of the clamping space in the direction of applying the clamping force is maximized, that is, a state in which the heater can be completely released, and at this time, the clamping portion 1012a 1 In the second extreme position, and the clamping part 1012a 1 The second limit position of (a) means that each of the chucks 1012a rotates to the gripping portion 1012a of each of the chucks 1012a 1 The position where the distance therebetween is the largest. The progressive transition of the collet 1012a from the first state to the second state is a progressive release of the collet 1012a from the heater, and the opposite progressive rotation of the collet 1012a from the second state to the first state is a progressive tightening of the collet 1012a to the heater.
In some embodiments, as shown in fig. 4 and 5, a receiving groove 1011a for receiving the clamping head 1012a is formed on the base 1011, a connecting hole 1011b is formed on both side walls of the receiving groove 1011a, and the clamping head 1012a is connected to the connecting hole 1011b through a hinge axis 1012 b. The clamping head 1012a is arranged in the accommodating groove 1011a, so that parts can be saved, the clamping head 1012a is directly arranged on the side wall formed by the accommodating groove 1011a on the base 1011, the strength is higher, the structure of the drawing mechanism 101 can be more compact through the structural form, and the layout is more reasonable.
Further, as will be appreciated in conjunction with fig. 2 and 6, the collet 1012a also includes a hinge portion 1012a 2 And an unlocking part 1012a 3 A clamping part 1012a 1 Hinge 1012a 2 And an unlocking part 1012a 3 Connected to each other by a hinge 1012a 2 At the clamping part 1012a 1 And unlocking part 1012a 3 In the middle of; the hinge axis 1012b is fixedly connected to the hinge portion 1012a 2 The hinge axis 1012b is rotatably connected to the connection hole 1011 b; unlocking part 1012a 3 At least a portion of the holding portion 1012a is exposed from the receiving groove 1011a to the side surface of the base 1011 1 In a first extreme position; unlocking part 1012a 3 The clamping portion 1012a can contract into the accommodating groove 1011a in response to the pressing force 1 In the second extreme position. By coupling the hinge 1012a 2 Is arranged at the clamping part 1012a 1 And unlocking part 1012a 3 So that the unlocking portion 1012a is biased 3 The chuck 1012a can be driven to rotate, thereby causing the clamping portion 1012a to rotate 1 Around the hinge 1012a 2 Rotate to make the clamping part 1012a 1 Can be rotated to disengage the heater from the clamping space. Hinge axis 1012b and hinge portion 1012a 2 The fixed connection can be realized by interference fit, and of course, the hinge axis 1012b can be welded on the hinge portion 1012a 2 C, removing; the rotation connection mode of the hinge axis 1012b and the connection hole 1011b can be realized by the bearing connection, and the end of the hinge axis 1012b and the connection hole 1011b are fixed by the snap spring. In the present embodiment, the unlocking portion 1012a 3 Is exposed from the receiving groove 1011a to the side surface of the base 1011, so that pressure can be applied to the unlocking part 1012a 3 A part exposed on the side surface of the base 1011 when the clamping part 1012a 1 At the first extreme position, the unlocking part 1012a 3 The exposed portion of the receiving groove 1011a reaches the limit, and the clamping portion 1012a of each clamping head 1012a 1 The heater may be clamped. By being at the unlocking part 1012a 3 A pressing force is applied to rotate the clamp head 1012a and unlock the 1012a 3 The clamping head 1012a can be retracted into the receiving groove 1011a along with the rotation of the clamping head 1012a, and at this time, each clamping portion 1012a 1 To a position where the distance between each other is maximal, i.e. a second extreme position. With this configuration, the chuck 1012a can be rotated by another member having an inner diameter corresponding to the outer diameter of the base 1011, thereby facilitating the chuck assembly 1012 to release the heater and facilitating the heater to enter the clamping space.
Further, as will also be appreciated in conjunction with figures 2 and 6, the collet 1012a also includes a hinge 1012a positioned therein 2 And an unlocking part 1012a 3 Positioning part 1012a therebetween 4 Positioning part 1012a 4 Against the bottom of the receiving groove 1011a, the locking component 1013 abuts against the clamping portion 1012a 1 On the side surface facing the bottom of the receiving groove 1011a, the holding portion 1012a 1 In the first extreme position, the hinge 1012a 2 Fixed to the connection hole 1011 b. By being in the hinge 1012a 2 And unlocking part 1012a 3 Between the positioning parts 1012a 4 Will decideBit portion 1012a 4 Abut against the bottom of the receiving groove 1011a to limit the clamping head 1012a from moving toward the unlocking part 1012a 3 Is wound around the hinge 1012a at one end 2 Rotating towards the bottom of the containing groove 1011 a; to abut the locking assembly 1013 against the clamping portion 1012a 1 On the side facing the bottom of the receiving groove 1011a, the holding part 1012a is restricted by the locking member 1013 1 Around the hinge 1012a 2 Rotate toward the bottom of the receiving groove 1011a and pass through the positioning part 1012a 4 The locking assembly 1013 and the base 1011 cooperate to clamp the 1012a 1 The state of the first limit position is locked, and the clamping part 1012a is further enabled to 1 The clamping of the heater is more stable and reliable to reduce the clamping part 1012a 1 Risk of disengagement from the clamping space.
The structure of the clamp 1012a is not limited, and in the above embodiment, the structure of the clamp 1012a is as shown in fig. 2 to 7, wherein the unlocking portion 1012a is formed when the clamp 1012a is in the first state 3 Integrally extended upward, unlocking part 1012a 3 The side surface exposed from the receiving groove 1011a is a plane, and the unlocking part 1012a 3 Is set to be arc-shaped; clamping part 1012a 1 Extending in the axial direction of the base 1011 as a whole, and a holding portion 1012a 1 Away from the hinge 1012a 2 Is formed in a circular arc shape, and the clamping portion 1012a 1 The side surface facing the bottom of the receiving groove 1011a is a plane; positioning part 1012a 4 Relative to the clamping part 1012a 1 Is more convex, positioning part 1012a 4 And a clamping portion 1012a 1 And the positioning part 1012a 4 And an unlocking part 1012a 3 The transition part adopts circular arc transition.
The structural form of the base 1011 is not limited, and the bottom of the base 1011 is configured as a tapered structure, as shown in fig. 3-5, in the embodiment, a conical structure is adopted; a section of the base 1011 on which the clamping head 1012a is mounted is of a cylindrical structure; a through hole is formed in the base 1011 to provide a space for the chuck 1012a to rotate, and also to provide a space for the heater and other components to enter and exit. The receiving groove 1011a of the base 1011 is a U-shaped groove. The two ends of the U-shaped groove are respectively communicated with the inside and the outside of the base 1011.
In some embodiments, as shown in fig. 2, locking assembly 1013 includes a return member 1013a, wherein return member 1013a is telescopically coupled to base 1011, the number of return members 1013a corresponds to the number of collets 1012a, and one end of return member 1013a abuts against retaining portion 1012a 1 And apply force to the clamping portion 1012a 1 So that the clamping part 1012a 1 Returning to the first extreme position. One end of the return member 1013a is abutted against the clamping portion 1012a by telescopically connecting the return member 1013a to the base so that the return member 1013a can move back and forth along the axial direction of the base 1011 1 So that the return member 1013a always faces the clamping part 1012a 1 Applying a pushing force to make the clamping part 1012a 1 There is always a tendency to return to the first extreme position under the force of the return 1013 a. In the present embodiment, the return member 1013a is connected to the bottom of the receiving slot 1011a on the base 1011, and the axial direction of the return member 1013a coincides with the axial direction of the base 1011, and the return member 1013a can move back and forth along the axial direction of the base 1011. The tip of the return member 1013a abuts against the holding part 1012a 1 On the side facing the bottom of the receiving groove 1011a, the return member 1013a is opposite to the clamping part 1012a 1 Always apply an upward pushing force when applied to the unlocking part 1012a 3 When the upward force is removed, the clamping portion 1012a 1 Return to the first extreme position under the force of return 1013 a; when unlocking is required, the unlocking part 1012a 3 The clamping part 1012a overcomes the pushing force of the return part 1013a 1 Around the hinge 1012a 2 Rotate to make the clamping part 1012a on each clamping head 1012a 1 The distance therebetween increases.
Further, as shown in fig. 2 and 4, a plurality of guide slots 1011c are disposed at the bottom of the receiving slot 1011a on the base 1011, the number of the guide slots 1011c corresponds to the number of the returning members 1013a, and each guide slot 1011c receives one returning member 1013 a; return 1013a includes push rod 1013a 1 And an elastic member 1013a 2 . Specifically, the push rod 1013a 1 Is received in the guide groove 1011c and the push rod 1013a 1 Movable in the axial direction of the guide groove 1011c, and a push rod 1013a 1 Is abutted against the clamping part 1012a 1 (ii) a Elastic member 1013a 2 An elastic member 1013a arranged in the guide groove 1011c 2 One end of the arm abuts against the bottom of the guide groove 1011c, and the other end abuts against the push rod 1013a 1 (ii) a Push rod 1013a 1 Clamped portion 1012a 1 Pushed into the guide groove 1011c, or the push rod 1013a 1 Is pushed out of the guide groove 1011 c. A guide groove 1011c is provided at the bottom of the accommodation groove 1011a, and the push rod 1013a is provided 1 Through the elastic member 1013a 2 Fitted and disposed in the guide groove 1011c via the elastic member 1013a 2 Push rod 1013a 1 The push-out guide 1011c may be pushed out by the clamp 1012a 1 Push rod 1013a 1 Pushed into the guide groove 1011 c. By the above configuration, when other components are used in the unlocking part 1012a 3 Exerting a pressing force on the clamping part 1012a 1 Opposing hinges 1012a 2 Rotate in the direction of approaching the bottom of the receiving groove 1011a and form a holding part 1012a 1 During the rotation, the clamping part 1012a 1 To push rod 1013a 1 A thrust is applied in the direction of the guide groove 1011c, and the push rod 1013a is further caused 1 Clamped part 1012a 1 Slowly pushed into the guide slot 1011c while the elastic member 1013a 2 Is compressed, when the locking part retracts into the containing groove 1011a, the push rod 1013a 1 Moves to the limit position in the direction of the guide groove 1011c, and at this time, the clamping part 1012a 1 In the second extreme position, the clamping space has the largest dimension in the direction of the applied clamping force; when the unlocking part 1012a 3 After the pushing force is removed, the push rod 1013a is driven by the restoring force of the elastic member 1 Moves in a direction away from the guide groove 1011c, and the clamping portion 1012a 1 At the push rod 1013a 1 Moves in a direction away from the receiving groove 1011a under the action of the force, so that the clamping portion 1012a 1 And the heater is restored to the first limit position and can be clamped. For push rod 1013a 1 The structure form of (A) is not limited, and the structure form of (B) can be a polygon prism, and of course, can also be a cylindrical structureSimilarly, the guide groove 1011c may be the push rod 1013a 1 The inner hole of the guide groove 1011c is slightly larger than the push rod 1013a 1 So that the push rod 1013a 1 Can move in the guide groove 1011 c. Elastic member 1013a 2 The spring may be used, but other members having an elastic function may be used.
In one embodiment, as shown in fig. 2, the locking assembly 1013 further comprises a positioning member 1013b, the positioning member 1013b is fixed to the bottom of the receiving slot 1011a, the positioning member 1013b and the return member 1013a are located beside the connecting hole 1011b in the radial direction of the base 1011, and the positioning member 1013b and the positioning member 1012a are located beside the connecting hole 1011b 4 When abutted, the clamping part 1012a 1 In a first extreme position. In this embodiment, the positioning member 1013b is a bolt fixed to the bottom of the U-shaped groove by a screw and connected to the positioning part 1012a 4 The end of the positioning member 1013b protrudes from the bottom of the receiving cavity 1011a, so that when the clamping part 1012a is pressed 1 At the first limit position, the positioning part 1012a 4 Just against the positioning member 1013 b.
Referring to fig. 8-16, the embodiment of the invention further provides a drawing system, which includes the drawing device 10, a frame and a first guiding mechanism 30. Wherein, the connecting rod is connected with the frame; the first material guiding mechanism 30 is connected to one side of the frame, which is away from the drawing device 10, the first material guiding mechanism 30 is provided with a first material guiding channel for a workpiece to be drawn to pass through, and the drawing mechanism 101 can pass through the first material guiding channel.
This scheme provides a drawing system, through with drawing device 10 connection in the frame, has improved drawing device 10's stability on the one hand, and on the other hand can provide the activity space for drawing device. By arranging the first material guiding mechanism 30 on the rack and enabling the drawing mechanism 101 to pass through the first material guiding channel on the first material guiding mechanism 30, a guiding space is provided for the operation of the drawing mechanism 101 on one hand, and a guiding space is provided for the heater to be drawn on the other hand. Through this kind of structural style, improved the convenience of heater change on the one hand, on the other hand has improved the reliability of the drawing of heater.
Specifically, as shown in fig. 11, the first material guiding mechanism 30 includes a first material guiding body 301, a first shielding member 302 and a first connecting member 303, the first material guiding channel is disposed on the first material guiding body 301, and the first material guiding channel extends along an axial direction of the first material guiding body 301; the first shielding member 302 is sleeved on the first material guiding body 301, so that the radiation ions on the heater are blocked in the first material guiding mechanism 30; the first connecting piece 303 is fixedly connected to the first material guiding body 301 and connected to the frame, a first through hole 3031 is formed in the first connecting piece 303, and the first through hole 3031 is communicated with the first material guiding channel; wherein, the pulling mechanism 101 can pass through the first through hole 3031, and the inner wall of the first through hole 3031 can act on the pulling mechanism 101 to change the size of the clamping space.
In the present technical solution, the first shielding member 302 is disposed outside the first material guiding body 301 to shield the radiant ions on the heater, so as to prevent the operator from being irradiated when the operator approaches the first material guiding mechanism 30. The first connecting member 303 is used for connecting the first material guiding body 301 to the frame. The first through hole 3031 acts on the pulling mechanism 101 to increase the size of the clamping space, so that the end of the heater can extend into the clamping space, or the heater can be separated from the clamping head 1012 a. The structural forms of the first material guiding body 301 and the first shielding member 302 are not limited, and the first material guiding body 301 is a cylindrical structure with two open ends, and the cross-sectional shape thereof may be square, polygonal or circular. In this embodiment, the first material guiding body 301 has a cylindrical structure, and the inner hole of the first shielding member 302 is adapted to the outer structure of the first material guiding body 301. The first shielding member 302 may be a cylinder made of a material with a shielding effect, and the first shielding member 302 is sleeved outside the first material guiding body 301. The first shielding member 302 may be fixed to the first material guiding body 301 by welding, or may be fixedly connected to the first material guiding body 301 by bolts, or may be fixed by a tight fit. The first connecting piece 303 and the first material guiding body 301 may be fixedly connected in a welding manner, and certainly may also be fixedly connected by bolts, that is, two ends of the first connecting piece 303 are set in a flange manner, and two ends of the first connecting piece 303 are detachably connected with the first material guiding body 301 and the frame by bolts.
Further, the first shield 302 includes a housing 3021 and a shielding substance 3022, wherein an annular cavity is formed in the housing 3021; a shielding substance 3022 is filled in the annular cavity. Specifically, the housing 3021 may be made of stainless steel and configured to have a ring-shaped cylindrical structure, the bottom of the ring-shaped cavity is sealed, the upper end of the ring-shaped cavity is open, the shielding material 3022 may be lead powder or lead particles, and the shielding material 3022 is placed in the ring-shaped cavity to block the radiant ions on the heater.
In one embodiment, as shown in fig. 12, the drawing mechanism 101 includes a base 1011 and a chuck assembly 1012, a part of the chuck assembly 1012 is exposed to the outer peripheral surface of the base 1011, and a clamping space is configured on the chuck assembly 1012; the first through hole 3031 of the first connecting member 303 has an aperture corresponding to the maximum outer diameter of the base 1011, and the inner wall of the first through hole 3031 can apply force to the chuck assembly 1012. In this embodiment, the chuck assembly 1012 includes four chucks, four receiving grooves 1011a of U-shaped configuration are formed on the top of the base 1011 along the circumferential direction thereof, one chuck 1012a is hinged in one receiving groove 1011a, and each chuck 1012a includes an unlocking portion 1012a connected in sequence 3 Hinge 1012a 2 And a clamping portion 1012a 1 Hinge 1012a 2 An unlocking part 1012a hinged with the side wall of the containing groove 1011a 3 The portion of the base 1011 may be exposed from the receiving groove 1011 a. The diameter of the first through hole 3031 is set to be identical to the maximum outer diameter of the base 1011, so that when the chuck assembly 1012 is introduced into the first material guiding mechanism 30, the unlocking portion 1012a of the chuck is unlocked through the inner wall of the first through hole 3031 of the first connecting member 303 3 Pressure is applied to rotate the drive collet 1012a when the unlocking portion 1012a 3 When pushed into the receiving groove 1011a, each clamping portion 1012a 1 In a second extreme position such that each clamping portion 1012a 1 The distance between them is maximized so that the end of the heater can enter into the clamping space. By such meansThe structure form realizes the actions of automatically clamping and automatically loosening the heater by the chuck component 1012 without manual operation, thereby improving the automation degree of the drawing system. In one embodiment, the first material guiding mechanism 30 further includes a clamping assembly 304, the clamping assembly 304 is connected to an end of the first material guiding body 301 away from the rack, the clamping assembly 304 has a clamping channel, the clamping channel is communicated with the first material guiding channel, and the clamping channel is used for clamping a workpiece to be drawn. The clamping assembly 304 is connected to the first material guiding body 301 to clamp the to-be-drawn piece, i.e., the heater, so that the stability of the heater during drawing is improved, and the first material guiding body 301 is prevented from being damaged by toppling when the heater is separated from the voltage stabilizer. The clamping channel of the clamping assembly 304 is communicated with the first material guiding channel, so that the member to be drawn, i.e. the heater, can enter the first material guiding channel while being clamped by the clamping channel.
Specifically, as shown in fig. 13, the clamp assembly 304 includes a support plate 3041, at least two clamps 3042, and a first drive member 3043. The supporting plate 3041 is connected to the first material guiding body 301, and the supporting plate 3041 is provided with a second through hole, and the second through hole is communicated with the first material guiding channel; the clamping pieces 3042 are provided with grooves, and the grooves on the two clamping pieces 3042 are oppositely arranged to form a clamping channel; the first driving member 3043 is fixedly connected to the supporting plate 3041, the two clamping members 3042 are connected to the first driving member 3043, and the first driving member 3043 drives the two clamping members 3042 to move toward or away from each other. The supporting plate 3041 is used to support the clamping member 3042 and the first driving member 3043, the heater is clamped by a clamping space defined by the grooves on the two clamping members 3042, and the first driving member 3043 drives the clamping members 3042 to move toward or away from each other, so that the clamping member can clamp and release the heater. In this embodiment, the first driving member 3043 is a hydraulic cylinder or an air cylinder.
In one embodiment, as shown in fig. 11, the first material guiding mechanism 30 further includes a guiding member 305, the guiding member 305 is connected to an end of the first material guiding body 301 facing away from the frame, the guiding member 305 includes a tapered third through hole 3051, and the third through hole 3051 communicates with the first material guiding channel. In this embodiment, a guide member 305 is provided on the first guide body 301 so that the heater is guided when entering the first guide passage. The third through hole 3051 having a guiding function is arranged to be tapered, that is, in a horn-shaped structural form, so that when the heater does not enter the third through hole 3051, the mouth has a larger space, and the heater enters the third through hole 3051 in a more container manner; after the heater got into in the third feed port 3051, slided to first guide passageway under the effect of the inclination and the gravity of the lateral wall of third feed port 3051, and then got into in the first guide passageway. In the present embodiment, the clamping assembly 304 is disposed between the guide member 305 and the first guide body 301.
In one embodiment, as shown in fig. 14 and 15, the drawing system further includes a shearing mechanism 40 for shearing the heater, the shearing mechanism 40 is connected to the frame, the shearing mechanism 40 has a shearing opening, the first material guiding passage can be communicated with the shearing opening, and the size of the shearing opening in the direction of applying the shearing force can be changed, so that the side wall of the shearing opening acts on the heater and shears the heater. By arranging the shearing mechanism 40 on the machine frame, the heater can be sheared to be convenient to recycle. The shearing opening in the shearing mechanism 40 is communicated with the first material guiding channel, when the heater enters the first material guiding channel and can be pulled out by the drawing mechanism 101 to be separated from the voltage stabilizer, the shearing opening in the shearing mechanism 40 is communicated with the first material guiding channel, and the heater in the first material guiding channel is sheared by the shearing mechanism 40, so that the heater can be conveniently recycled.
Specifically, the shearing mechanism 40 comprises a shearing assembly 401 and a second drive 402, the shearing assembly 401 being configured with a shearing mouth; a second drive 402 is connected to the frame and the second drive 402 is connected to the cutting assembly 401 to drive the cutting aperture to change in size. The change of the cutting opening on the cutting assembly 401 is driven by the second driving member 402, thereby realizing the cutting of the heater. In this embodiment, the second drive member 402 may be an air cylinder or a hydraulic cylinder.
Further, with continued reference to fig. 14 and 15, the cutting assembly 401 includes a stationary knife 4011 and a moving knife 4012, wherein the stationary knife 4011 is secured to the frame; the movable knife 4012 is connected to the second driving member 402, a shearing opening is formed between the movable knife 4012 and the stationary knife 4011, and the second driving member 402 drives the movable knife 4012 to move towards a direction close to or away from the stationary knife 4011. A shearing opening is formed between the movable knife 4012 and the fixed knife 4011, the movable knife 4012 is driven by the second driving member 402 to move towards the direction close to the fixed knife 4011 or away from the fixed knife 4011, and then the shearing of the heater is realized under the common cooperation of the fixed knife 4011 and the movable knife 4012. When the moving knife 4012 moves away from the stationary knife 4011, the size of the shear opening is increased, so that the heater can enter the shear opening; when the movable knife 4012 moves towards the direction close to the stationary knife 4011, the size of the cutting opening is reduced, and then the movable knife 4012 and the stationary knife 4011 can act on the heater to cut the heater.
In one embodiment, the rack comprises a frame and a platform, wherein the platform is slidably connected to the frame, the first material guiding mechanism 30 is fixed to the platform, a fourth through hole is formed in the platform, and the fourth through hole is communicated with the first material guiding channel; the shearing mechanism 40 is arranged between the frame and the platform; wherein, the fourth through hole is switchably communicated with the shearing opening and the clamping space. Slidably coupling the platform to the frame such that the platform is slidable relative to the frame; the first material guiding mechanism 30 is fixed on the platform, and the fourth through hole on the platform is communicated with the first material guiding channel, so that the first material guiding channel can move along with the movement of the platform when the platform is in use. The fourth through hole can be communicated with the shearing opening through the platform and can also be communicated with the clamping space, so that the whole drawing system can draw the heater and can cut the heater. When the heater needs to be drawn, the platform is moved to a position where the fourth through hole is communicated with the clamping channel, and the first material guide channel is positioned above the position of the drawing mechanism 101 so that the drawing mechanism 101 can draw the heater conveniently; when the pulled heater needs to be cut, the platform is moved to a position where the fourth through hole is communicated with the cutting opening, and the first material guide channel is located above the cutting mechanism 40, so that the cutting mechanism 40 can cut the heater conveniently.
The moving mode of the platform relative to the frame is not limited, and the platform and the frame can move by arranging a sliding rail on the frame and arranging a sliding groove on the platform; of course, the platform and the frame can also be moved through the transmission of a lead screw; the platform and the frame can also be moved in a gear and rack transmission mode.
Furthermore, the rack also comprises a moving assembly, the moving assembly comprises a fixed block and a first transmission rod, the fixed block is fixed on the platform, and a threaded hole is formed in the fixed block; the first transmission rod is rotatably connected to the frame and is in threaded transmission connection with the fixed block. The fixing block with a threaded hole is fixed on the platform, the first transmission rod is rotatably connected to the frame, and the first transmission rod is in threaded connection with the fixing block. The fixed block can be driven to move back and forth along the axis direction of the first transmission rod by rotating the first transmission piece, and then the platform can move back and forth relative to the frame. The connection mode of the first transmission rod with respect to the frame is not limited, and in this embodiment, the first transmission rod may be rotatably connected to the frame through a bearing and a bearing seat. Certainly for the stability that platform and frame removed, on the moving direction of the relative frame of platform, can set up the slide rail, set up the spout on the platform, realize platform and frame removal's guide effect through the form with spout and slide rail cooperation on the platform, and then make the relative frame's of platform slip more reliable and stable. In one embodiment, the moving assembly further comprises a handle, and the first transmission rod is fixed with the handle. The frame still includes the mounting, and the mounting is connected in the platform, is provided with a plurality of locating holes of mutual interval on the frame along the slip direction of platform and frame, and the mounting can insert to the locating hole. Through set up the handle on first transfer line, realize the rotation to first transfer line through turning handle to the realization is to the removal of platform. Set up the mounting and set up a plurality of locating holes on the frame at interval on the platform, when the platform removed required position, insert the mounting to the locating hole to fix the platform, and then make the platform can be fixed relative to the frame, in order to realize drawing or shearing the stationarity of in-process, also improved the security of drawing system operation.
In one embodiment, as shown in fig. 14 and 15, the drawing system further includes a second guiding mechanism 50, the second guiding mechanism 50 is fixed to the frame, and the second guiding mechanism 50 has a second guiding channel, and the second guiding channel is communicated with the cutout. Specifically, the second guide mechanism 50 includes a second guide body 501, a second shield 502 and a second connector 503. The second material guiding channel is arranged on the second material guiding body 501, and the second material guiding channel extends along the axial direction of the second material guiding body 501; the second shielding member 502 is sleeved on the second material guiding body 501; the second connecting piece 503 is fixedly connected to the second material guiding body 501 and connected to the frame, the second connecting piece 503 has a fifth through hole 5031, and the fifth through hole 5031 is communicated with the second material guiding channel; the diameter of the fifth through hole 5031 decreases from the end facing the frame to the end near the second material guiding body 501. The second material guiding mechanism 50 is arranged below the shearing opening, and the second material guiding channel in the second material guiding mechanism 50 is communicated with the shearing opening, so that the sheared heater falls into the second material guiding channel from the shearing opening, and falls into a collecting position from the second material guiding channel, on one hand, collection is facilitated, and on the other hand, the sheared heater can be prevented from falling from a high place to hurt workers. The second connecting member 503 is used to connect the second material guiding body 501 and the rack, and the fifth through hole 5031 of the second connecting member 503 is configured such that the diameter of the fifth through hole 5031 gradually decreases from one end facing the frame to one end near the second material guiding body 501, that is, the fifth through hole 5031 is configured in a bell mouth shape, which is beneficial for the sheared heater to fall into the second material guiding channel. That is, the fifth through hole 5031 is provided in a bell-mouth shape, and has a function of guiding the cut heater to improve the reliability of heater collection.
In one embodiment, as shown in fig. 14, the drawing system further includes a driving assembly 60, the driving assembly 60 is fixed to the frame, the drawing mechanism 101 is connected to the driving assembly 60, and the driving assembly 60 drives the drawing mechanism 101 to move relative to the frame. Specifically, the transmission assembly 60 comprises a second transmission rod 601 and a driving element 602, wherein one end of the second transmission rod 601 is fixed to the drawing mechanism 101; and the driving element 602 is fixed on the frame, the second transmission rod 601 is in transmission connection with the driving element 602, and the driving element 602 drives one end of the second transmission rod 601 to move towards a direction close to or away from the driving element 602. The drawing mechanism 101 is driven by the transmission assembly 60 to move in a direction away from or close to the rack, so that the transmission mechanism can enter the first material guide channel or leave the first material guide mechanism 30, and the heater can be drawn. The second driving lever 601 is fixed to the drawing mechanism 101, the driving element 602 is fixed to the frame, and the movement of the second driving lever 601, and hence the drawing mechanism 101, is driven by the driving element 602.
In one embodiment, a plurality of grooves are provided on the outer circumferential surface of the second transmission rod 601, and the plurality of grooves are provided at intervals in the axial direction of the second transmission rod 601; the driving element 602 comprises a driving wheel 6021 and a driven wheel 6022, wherein the driving wheel 6021 is rotatably connected with the frame, a plurality of first convex teeth are arranged on the periphery of the driving wheel 6021 at intervals, and the grooves are meshed with the first convex teeth; the driven wheel 6022 is rotatably connected with the frame, a plurality of second convex teeth are arranged on the periphery of the driven wheel 6022 at intervals, and the grooves are meshed with the second convex teeth; the driving wheel 6021 and the driven wheel 6022 are symmetrically distributed on both sides of the axis of the second driving rod 601. Movement of the first transfer bar is achieved by engagement of the grooves on the first transfer bar with the teeth on the drive wheel 6021 and driven wheel 6022. And rotation of the driver 6021 is effected by a handle provided on the driver 6021.
In one embodiment, as shown in fig. 14, the driving assembly 102 includes a driving body 1021, a driving rod 1022 and a fastener 1023, wherein the driving body 1021 is fixedly connected to the frame, and the driving body 1021 has a receiving cavity; the driving rod 1022 is slidably connected to the driving body 1021 and is arranged in the accommodating cavity, an installation channel is arranged in the driving rod 1022, and one end of the second transmission rod 601 penetrates through the installation channel to be fixed with the drawing mechanism 101; fastener 1023 is secured to drive bar 1022 and fastener 1023 can be secured to second drive link 601. Specifically, the fastener 1023 comprises a fixed seat 1023a and a pawl 1023b, and the fixed seat 1023a is fixedly connected with the driving rod 1022; the detent 1023b is connected to the fixing base 1023a, and the detent 1023b can be fixed with the second transmission rod 601. In this embodiment, the driving assembly 102 may be a hydraulic cylinder, the driving body is a housing 3021 of the hydraulic cylinder, the driving rod 1022 is a hydraulic rod, and the hydraulic rod is driven to move along the axial direction of the hydraulic cylinder by hydraulic oil in the cavity of the driving body. The driving lever 1022 is fixed to the drawing mechanism 101 so that the movement of the drawing mechanism 101 is achieved by the movement of the driving lever 1022. Specifically, the second driving lever 601 is fixed to the drawing mechanism 101 by passing one end of the second driving lever 601 through the installation passage so that the second driving lever 601 can move within the installation passage. By fixing the fastener 1023 to the driving lever 1022 and the fastener 1023 being fixable with the second transmission rod 601, so that the second transmission rod 601 is fixed with respect to the driving lever 1022, then the movement of the second transmission rod 601 is achieved by the movement of the driving lever 1022, and the movement of the drawing mechanism 101 is carried by the second transmission rod 601. And the driving wheel 6021 and the driven wheel 6022 are engaged with the second transmission rod 601, and the rotation of the driving wheel 6021 is manually driven, so that when the driving rod 1022 pulls the second transmission rod 601 to move downward, the second transmission rod 601 drives the driving wheel 6021 and the driven wheel 6022 to rotate in opposite phases, so that the driving member 602 does not restrict the movement of the second transmission rod 601.
In one embodiment, the drawing system further comprises a movable magazine 70, the magazine 70 having a magazine space open at one end, the magazine space being communicable with the cutting opening. In this embodiment, the storage mechanism 70 is a storage trolley, a storage space for holding the sheared heaters is provided on the storage trolley, and rollers are installed at the bottom of the storage trolley, so that when the heaters are sheared, the storage trolley is placed below the second material guiding mechanism 50, and the second material guiding channel is communicated with the storage space, so that the sheared heaters fall into the storage trolley; when the use is finished or the material in the material storage space is fully piled, the material storage trolley is pulled out.
In one embodiment, as shown in fig. 9, the drawing system further comprises a support mechanism 80, the support mechanism 80 is connected to the first material guiding mechanism 30, and the support mechanism 80 has a support space thereon, the support space is spaced apart from the first material guiding channel and is communicated with the first material guiding channel. A support mechanism 80 is provided above the first material guide mechanism 30 so that the heater is supported by the support mechanism 80 to prevent the heater from tilting when the heater is sheared. In this embodiment, the support mechanism 80 may be configured in a manner consistent with the configuration of the clamp assembly 304, but the support mechanism 80 does not secure the heater.
The working principle of the drawing system provided by the embodiment is as follows:
when the heater installed on the voltage stabilizer needs to be pulled out, the platform is moved to the first material guide channel to be communicated with the clamping space on the pulling mechanism 101 by rotating the handle on the first transmission rod, the fixing piece on the platform is inserted into the positioning hole on the frame, and the platform and the frame are relatively fixed. Then, by rotating the handle on the driving wheel 6021 and manually rotating the handle on the driving wheel 6021, the second transmission rod 601 moves upward and the drawing mechanism 101 moves upward into the first material guiding channel. In this process, as the collet assembly 1012 passes through the first through hole 3031, the side wall of the first through hole 3031 opposes the unlocking portion 1012a of the collet 3 Pressure is applied so that the unlocking portion 1012a 3 Is compressed into the receiving groove 1011a of the base 1011, and the clamp 1012a is in the second state, the clamping part 1012a of the clamp 1012a 1 At the first limit position, each clamping part 1012a 1 The distance between the two is the maximum, at this time, the end of the heater can extend into the clamping space, the pulling mechanism 101 is continuously moved upwards, and the unlocking part 1012a of the clamping head 1012a is applied when the clamping head assembly 1012 is separated from the first through hole 3031 3 The pressing force on the holding portion 1012a is removed 1 In the elastic member 1013a 2 About the hinge 1012a under the force of 2 Rotated, clamping portion 1012a 1 Gradually clamp the heater when the clamping part 1012a 1 When rotated to the first limit position, the clamping part 1012a 1 The heater is clamped. Now fastener 1023 in drive assembly 102 is engagedThe second transmission rod 601 is fixed, and the driving rod 1022 is driven to move, so that the driving rod 1022 drives the second transmission rod 601 to move downwards, and the heater is further pulled out of the voltage stabilizer. In the process of drawing the heater by the drawing mechanism 101, the heater is supported by the supporting mechanism 80 arranged on the first material guiding mechanism 30, so that the upper end of the heater is prevented from toppling over to damage the first material guiding mechanism 30 when the heater is drawn out of the voltage stabilizer. The driving assembly 102 continues to drive the drawing mechanism 101 to move downwards, and when the drawing mechanism 101 moves downwards to enter the first through hole 3031, the unlocking part 1012a on the clamping head 1012a 3 The clamping portion 1012a retracts into the receiving groove 1011a under the force of the sidewall of the first through hole 3031 1 The heater is released again at the second extreme position, and the upper end of the heater is fixed by the clamping assembly 304 provided at the upper end of the first material guiding mechanism 30. The driving rod 1022 continues to drive the second transmission rod 601 to move downwards, and when the pawl 1023b moved to the clamping part 3042 is opened, the second transmission rod 601 is separated from the clamping part 3042, and at this time, the second transmission rod 601 continues to drive the pulling mechanism 101 to move downwards by rotating the handle on the driving wheel 6021 in the opposite direction.
The fixing piece on the platform is pulled out of the positioning hole in the frame, the handle on the first transmission rod is shaken, so that the platform moves to a channel where the first material guiding channel in the first material guiding mechanism 30 is communicated with the shearing opening in the shearing mechanism 40, the clamping component 304 loosens the heater, the heater falls downwards under the action of gravity, and when the heater falls from the fourth through hole and falls into the fifth through hole 5031 through the shearing opening, the heater is fixed through the clamping component 304. And then, the shearing mechanism 40 is started, the movable knife 4012 in the shearing assembly 401 is moved towards the direction of the fixed knife 4011 to shear the heater, and the sheared heater falls down from the second material guide channel and is placed in the material storage trolley below the second material guide channel. By repeating this process, the heater is cut into a length that can be easily recovered. When the storage space of the storage trolley is filled with the heater, the storage trolley can be pulled out, and the heater to be recovered is placed at a specified position. Repeating the steps, and detaching the heater needing to be replaced on the voltage stabilizer.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (32)
1. A pulling apparatus for removing a heater secured to a pressurizer, the pulling apparatus comprising:
a drawing mechanism including a clamping space for accommodating the heater, the clamping space being variable in size in a direction in which a clamping force is applied;
the driving assembly is connected with the drawing mechanism and applies driving force to the drawing mechanism, and the direction of the driving force is along the axial direction of the heater;
when one end of the heater, which is far away from the voltage stabilizer, is fixed in the clamping space, the side wall corresponding to the clamping space applies the clamping force on the heater.
2. The pulling apparatus of claim 1, wherein the pulling mechanism comprises:
a base;
a chuck assembly connected to the base, the chuck assembly configured with the clamping space;
the locking assembly is connected to the base and applies force on the chuck assembly to fix the size of the clamping space in the direction of applying the clamping force;
the drive assembly is connected to the base.
3. The pulling apparatus of claim 2, wherein the chuck assembly comprises:
the clamping heads are hinged to the base and arranged at intervals in the circumferential direction of the base, each clamping head comprises a clamping part, and the clamping parts on the clamping heads are oppositely arranged and enclose a clamping space;
said collet being abuttable on said locking assembly, said locking assembly limiting rotation of said collet about said hinge axis;
each chuck is provided with a first state and a second state, the chuck is in the first state, the clamping part is in a first limit position, one end of the heater can be fixed in the clamping space, the chuck is in the second state, the clamping part is in a second limit position, and one end of the heater can be separated from the clamping space.
4. The pulling device as claimed in claim 3, wherein the base is provided with a receiving groove for receiving the collet, and two side walls of the receiving groove are provided with connecting holes, and the collet is connected to the connecting holes through the hinge shaft.
5. The pulling device of claim 4, wherein the collet further comprises a hinged portion and an unlocking portion, the clamping portion, the hinged portion and the unlocking portion being interconnected, the hinged portion being located between the clamping portion and the unlocking portion;
the hinge shaft is fixedly connected to the hinge part and is rotatably connected to the connecting hole;
at least one part of the unlocking part is exposed out of the side surface of the base from the accommodating groove, and the clamping part is located at the first limit position;
the unlocking portion can contract into the accommodating groove in response to the pressing force, and the clamping portion is located at the second limit position.
6. The pulling device as claimed in claim 5, wherein the chuck further comprises a positioning portion located between the hinge portion and the unlocking portion, the positioning portion abuts against the bottom of the accommodating groove, the locking assembly abuts against a side surface of the clamping portion facing the bottom of the accommodating groove, the clamping portion is in the first limit position, and the hinge portion is fixed relative to the connecting hole.
7. The pulling apparatus of claim 3, wherein the locking assembly comprises:
the plurality of return pieces are connected to the base, the number of the return pieces corresponds to the number of the chucks one to one, each return piece can stretch back and forth along the axial direction of the base, one end of each return piece abuts against the clamping portion, and acting force is exerted on the clamping portion, so that the clamping portion is restored to the first limit position.
8. The pulling device of claim 7, wherein the base is provided with a plurality of guide slots, the guide slots correspond to the number of the restoring members one to one, and each guide slot is provided with one restoring member; the return member includes:
the push rod is accommodated in the guide groove and can move along the axial direction of the guide groove, and the end part of the push rod abuts against the clamping part;
the elastic piece is arranged in the guide groove, one end of the elastic piece abuts against the bottom of the guide groove, and the other end of the elastic piece abuts against the push rod;
the push rod is pushed into the guide groove by the clamp portion, or a part of the push rod is pushed out of the guide groove.
9. The pulling device as claimed in claim 8, wherein the locking assembly further comprises a positioning member fixed to the bottom of the receiving groove, the positioning member and the return member are located beside the connecting hole in the radial direction of the base, and when the positioning member abuts against the positioning portion, the clamping portion is located at the first limit position.
10. Drawing system, characterized in that it comprises a drawing apparatus according to any one of claims 1 to 9, said drawing system further comprising:
the drawing device is connected to the rack;
the drawing device comprises a drawing device, a first material guide mechanism and a second material guide mechanism, wherein the drawing device is arranged on the frame, the first material guide mechanism is connected to one side, deviating from the drawing device, of the frame, the first material guide mechanism is provided with a first material guide channel for a workpiece to be drawn, and the drawing mechanism can penetrate through the first material guide channel.
11. The drawing system of claim 10 wherein the first material guiding mechanism comprises:
the first material guiding channel is arranged on the first material guiding body and extends along the axial direction of the first material guiding body;
the first shielding piece is sleeved on the first material guiding body so that the radiation ions on the heater are blocked in the first material guiding mechanism;
the first connecting piece is fixedly connected to the first material guide body and connected with the rack, and is provided with a first through hole which is communicated with the first material guide channel;
the drawing mechanism can penetrate through the first through hole, and the inner wall of the first through hole can act on the drawing mechanism to change the size of the clamping space.
12. The pulling system of claim 11, wherein the first shield comprises:
the device comprises a shell, a first connecting piece and a second connecting piece, wherein an annular cavity is arranged in the shell;
a shielding substance filled within the annular cavity.
13. The pulling system of claim 11, wherein the pulling mechanism comprises a base and a chuck assembly, a portion of the chuck assembly being exposed at an outer peripheral surface of the base, the clamping space being configured on the chuck assembly;
the aperture of the first through hole on the first connecting piece is consistent with the maximum outer diameter of the base, and the inner wall of the first through hole can act on the chuck component.
14. The drawing system of claim 11 wherein the first material guiding mechanism further comprises a clamping assembly connected to an end of the first material guiding body away from the frame, the clamping assembly having a clamping channel thereon, the clamping channel being in communication with the first material guiding channel, the clamping channel being configured to clamp a workpiece to be drawn.
15. The pulling system of claim 14, wherein the clamping assembly comprises:
the supporting plate is connected to the first material guiding body, a second through hole is formed in the supporting plate, and the second through hole is communicated with the first material guiding channel;
the clamping device comprises at least two clamping pieces, wherein grooves are formed in the clamping pieces, and the grooves in the two clamping pieces are oppositely arranged to form a clamping channel;
the first driving part is fixedly connected to the supporting plate, the two clamping parts are connected to the first driving part, and the first driving part drives the two clamping parts to move towards the direction close to or away from each other.
16. The drawing system of claim 11 wherein the first material guiding mechanism further comprises a guiding member connected to an end of the first material guiding body facing away from the frame, the guiding member including a tapered third through hole, the third through hole communicating with the first material guiding channel.
17. The drawing system of claim 10 further comprising a shearing mechanism for shearing the heater, the shearing mechanism being connected to the frame, the shearing mechanism having a shear opening therein, the first material guide passage being connectable to the shear opening, the shear opening being variable in size in a direction of application of the shearing force to cause a side wall of the shear opening to act on the heater and shear the heater.
18. The pulling system of claim 17, wherein the shearing mechanism comprises:
a shear assembly having the shear port configured thereon;
and the second driving piece is connected to the rack and is connected to the shearing assembly so as to drive the size of the shearing opening to change.
19. The pulling system of claim 18, wherein the shear assembly comprises:
the static knife is fixed on the frame;
the movable knife is connected to the second driving piece, the shearing opening is formed between the movable knife and the static knife, and the second driving piece drives the movable knife to move towards the direction close to or far away from the static knife.
20. The pulling system of claim 19, wherein the frame comprises:
a frame;
the platform is connected to the frame in a sliding mode, the first material guide mechanism is fixed to the platform, a fourth through hole is formed in the platform, and the fourth through hole is communicated with the first material guide channel;
the shearing mechanism is arranged between the frame and the platform; wherein,
the fourth through hole is switchably communicated with the shearing opening and the clamping space.
21. The pulling system of claim 20, wherein the frame further comprises a moving assembly, the moving assembly comprising:
the fixing block is fixed on the platform and is provided with a threaded hole;
the first transmission rod is rotatably connected to the frame, and the first transmission rod is in threaded transmission connection with the fixed block.
22. The pulling system of claim 21 wherein the moving assembly further comprises a handle, the first transfer lever being fixed with the handle.
23. The pulling system of claim 20, wherein the frame further comprises a fixture attached to the platform, the frame having a plurality of spaced apart positioning holes along a sliding direction of the platform and the frame, the fixture being insertable into the positioning holes.
24. The drawing system of claim 20 further comprising a second guiding mechanism fixed to the frame, wherein the second guiding mechanism has a second guiding channel, and the second guiding channel is connected to the cutout.
25. The drawing system of claim 24 wherein the second material guiding mechanism comprises:
the second material guiding body is provided with a second material guiding channel, and the second material guiding channel extends along the axial direction of the second material guiding body;
the second shielding piece is sleeved on the second material guide body;
the second connecting piece is fixedly connected to the second material guiding body and connected with the rack, and a fifth through hole is formed in the second connecting piece and communicated with the second material guiding channel; wherein,
the aperture of the fifth through hole is gradually reduced from one end facing the frame to one end close to the second material guide body.
26. The pulling system of claim 10, further comprising a transmission assembly fixed to the frame, wherein the pulling mechanism is coupled to the transmission assembly, and wherein the transmission assembly drives the pulling mechanism to move relative to the frame.
27. The pulling system of claim 26, wherein the transmission assembly comprises:
one end of the second transmission rod is fixed on the drawing mechanism;
the driving element is fixed on the rack, the second transmission rod is in transmission connection with the driving element, and the driving element drives one end of the second transmission rod to move towards the direction close to or far away from the driving element.
28. The pulling system of claim 27 wherein a plurality of grooves are provided on the outer peripheral surface of the second drive link, the plurality of grooves being spaced apart in the axial direction of the second drive link; the driving element includes:
the driving wheel is rotatably connected with the rack, a plurality of first convex teeth are arranged on the periphery of the driving wheel at intervals, and the grooves are meshed with the first convex teeth;
the driven wheel is rotatably connected to the rack, a plurality of second convex teeth are arranged on the periphery of the driven wheel at intervals, and the grooves are meshed with the second convex teeth;
the driving wheel and the driven wheel are symmetrically distributed on two sides of the axis of the second transmission rod.
29. The pulling system of claim 28, wherein the drive assembly comprises:
the driving body is fixedly connected to the rack and provided with an accommodating cavity;
the driving rod is connected to the driving body in a sliding mode and arranged in the accommodating cavity, an installation channel is arranged in the driving rod, one end of the second driving rod penetrates through the installation channel to be fixed with the drawing mechanism, and the second driving rod can move in the installation channel;
a fastener secured to the drive rod, the fastener being securable with the second drive link.
30. The pulling system of claim 29, wherein the fastener comprises:
the fixed seat is fixedly connected to the driving rod;
and the pawl is connected to the fixed seat, and the pawl can be fixed with the second transmission rod.
31. The pulling system of claim 17, further comprising a movable magazine having an open-ended magazine space therein, the magazine space being in communication with the cutting opening.
32. The drawing system according to any one of claims 10 to 31 further comprising a support means connected to the first guiding means, the support means having a support space thereon, the support space being spaced apart from the first guiding passage and communicating therewith.
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| CN202210488046.7A CN114918866B (en) | 2022-05-06 | 2022-05-06 | Drawing device and drawing system comprising same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210488046.7A CN114918866B (en) | 2022-05-06 | 2022-05-06 | Drawing device and drawing system comprising same |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829974A (en) * | 2010-06-12 | 2010-09-15 | 太原煤气化股份有限公司 | Heating vibration screw extractor |
| CN112917427A (en) * | 2021-01-28 | 2021-06-08 | 中国核动力研究设计院 | A draw gear that is used for stabiliser electric heating element to demolish |
| CN114102119A (en) * | 2021-12-28 | 2022-03-01 | 台山核电合营有限公司 | Maintenance and replacement equipment for electric heater |
-
2022
- 2022-05-06 CN CN202210488046.7A patent/CN114918866B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829974A (en) * | 2010-06-12 | 2010-09-15 | 太原煤气化股份有限公司 | Heating vibration screw extractor |
| CN112917427A (en) * | 2021-01-28 | 2021-06-08 | 中国核动力研究设计院 | A draw gear that is used for stabiliser electric heating element to demolish |
| CN114102119A (en) * | 2021-12-28 | 2022-03-01 | 台山核电合营有限公司 | Maintenance and replacement equipment for electric heater |
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| CN114918866B (en) | 2023-09-26 |
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