CN109332563A - A kind of upset electrode drive structure in reinforcing bar head - Google Patents
A kind of upset electrode drive structure in reinforcing bar head Download PDFInfo
- Publication number
- CN109332563A CN109332563A CN201811456472.2A CN201811456472A CN109332563A CN 109332563 A CN109332563 A CN 109332563A CN 201811456472 A CN201811456472 A CN 201811456472A CN 109332563 A CN109332563 A CN 109332563A
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- cooling
- pressing plate
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- column
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/06—Swaging presses; Upsetting presses
- B21J9/08—Swaging presses; Upsetting presses equipped with devices for heating the work-piece
Abstract
The invention discloses a kind of upset electrode drive structures in reinforcing bar head, including workbench, front apron is fixed on workbench, front apron is fixed with preceding driving cylinder, preceding driving cylinder has preceding drive rod, front apron is fixed with two guide rods, the distal projection of preceding drive rod has nose bar, push plate is cased on nose bar, guide rod passes through push plate, the distal end of preceding drive rod is provided with connector sleeve and is connected on nose bar, the inner hole of connector sleeve is stepped hole, sliding space is formed between the large diameter hole and nose bar of stepped hole, there is position limiting slide block in sliding space, the rear of connector sleeve is equipped with pressing plate, guide rod passes through pressing plate, position limiting slide block stretches out connector sleeve and connect with pressing plate, guide rod is cased with spring between push plate and pressing plate, the trailing flank of pressing plate is fixed with insulator, upset electrode is fixed on insulator.By way of the present invention is buffered sliding space, is aided with spring conflict deformation, it is ensured that the generation for adequately being contacted between upset electrode and reinforcing bar, while it also being avoided to damage.
Description
Technical field
The present invention relates to reinforcing bar pier nose manufacture fields, and in particular to a kind of upset electrode drive structure in reinforcing bar head.
Background technique
Reinforcing bar pier head machine is very extensive in the utilization of steel bar meter field, and reinforcing bar pier head machine can be divided into electric heating high strength cast iron pier nose
Machine and cold pier reinforcing bar pier head machine, electric heating high strength cast iron pier head machine are after fixing reinforcing bar, to be electrically heated its head to one
Determine temperature, after it softens, its head is pressurizeed and formed pier nose along its axis direction.At present reinforcing bar head heating according to
By upset electrode and lateral electrode, upset electrode is connected to reinforcing bar head, and lateral electrode is two pieces and is connected to reinforcing bar head rear end respectively
Side on.Reinforcing bar is powered on reinforcing bar by the conflict of upset electrode after being heated softening first before upset, then applies
Active force carries out upset.But it when operating upset electrode and contradicting to reinforcing bar, is observed entirely by operator, if upset
Electrode is not connected on reinforcing bar sufficiently, then electric conductivity will be affected, and if electrode stretches out excessively, also due to reinforcing bar at this time
Do not soften, hardness is higher, is easy for damaging electrode or preceding driving cylinder.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how one kind is provided can either
Contradict upset electrode sufficiently onto reinforcing bar, and the upset electrode drive structure in the reinforcing bar head that can be avoided upset electrode damage.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of upset electrode drive structure in reinforcing bar head, including horizontally disposed workbench, the upper surface of workbench are fixed
It is connected with front apron, preceding driving cylinder is fixedly connected on the leading flank of front apron, preceding driving cylinder has one and wears along the longitudinal direction
Excessively the preceding drive rod of front apron, the distal end of preceding drive rod are fixedly connected with upset electrode, it is characterised in that: the rear side of front apron
Two guide rods being extended along the longitudinal direction are fixedly connected on face, the left and right of drive rod before two guide rods are located at
The distal end of two sides, preceding drive rod has convexed to form nose bar along its axis direction, and the diameter of nose bar is less than the diameter of preceding drive rod, convex
It is arranged with push plate on bar, guide rod is passed through in push plate and push plate can be slidably matched with guide rod along the longitudinal direction, preceding drive rod
Distal end be provided with coaxial connector sleeve, the inner hole of connector sleeve is stepped hole, and stepped hole is located at its large diameter hole aperture
Install and be equipped with internal screw thread, be provided with the external screw thread matched with internal screw thread on nose bar, connector sleeve by internal screw thread with it is externally threaded
Matching thread is connected on nose bar, and interval is arranged to form cunning between the distal face of nose bar and the large diameter hole inner face of stepped hole
Space is moved, is provided with the limit that can be slidably matched along the large diameter hole of stepped hole centerline direction and stepped hole in sliding space
Sliding block, the rear of connector sleeve are provided with pressing plate, and guide rod is passed through in pressing plate and pressing plate can be slided with guide rod along the longitudinal direction
Cooperate, protrusion is formed through small diameter bore and the stretching of stepped hole on position limiting slide block and on the side side far from preceding drive rod
In the connecting column outside connector sleeve, connecting column is threaded on pressing plate, the shaft on guide rod and between pressing plate and push plate
On to be arranged with can be before push plate is connected on drive rod distal end face and be the major diameter that position limiting slide block is connected to stepped hole
There is provided the spring of spring force on the inner face of hole, the trailing flank of the pressing plate and position being located between two guide rods is fixedly connected with absolutely
Edge body, upset electrode are fixedly connected on insulator.
In the present invention, preceding drive rod drives the upset electrode movement of its distal end, after upset electrode touches reinforcing bar, makees
Pressing plate is firmly passed to, pressing plate starts to start to compress to spring, while position limiting slide block slides in sliding space, electricity upset in this way
In the case that pole can either come into full contact with reinforcing bar, and it can be avoided the damage of preceding driving cylinder and upset electrode.
As optimization, the upset electrode includes cooling base, cooling column and preceding electrode tip, is provided on the insulator
Strips of conductive inserted block for being powered to pier nose motor, the upper end of strips of conductive inserted block are fixedly connected on the insulator
On, cooling base is fixedly connected on strips of conductive inserted block, and cooling base is internally provided with cooling chamber, in cooling base and with item
The flow-in hole and flow-out hole being connected to cooling chamber, the top of strips of conductive inserted block are offered on the fixed stationary plane of shape conductive plug
Being extended separately down has orifice and return port, and the end of orifice is connected to flow-in hole, the end of return port and stream out
Hole is connected to, and is provided with the spliced eye being connected to cooling chamber on the rear end face of cooling base along the longitudinal direction, and one end of cooling column is inserted
Enter in spliced eye and be threaded togather with spliced eye, is equipped with a circle position limiting sealed along its circumferential direction on the shaft of cooling column
Baffle ring and position limiting sealed baffle ring are sealed with cooling base to be cooperated to be sealed to cooling chamber, and cooling column is inserted in spliced eye
Being extended on the end face of one end along its axis direction has coolant flow channel, is provided with and communicated on flow-in hole and positioned at one end of cooling chamber
The influent stream pipe being inserted into coolant flow channel, preceding electrode tip is fixedly connected in cooling column and one end far from coolant flow channel.It is upset
Electrode itself can also generate a large amount of heat while electrified regulation reinforcing bar, in order to avoid its damage, equally be also required to it
Cool down.Coolant liquid enters in flow-in hole from orifice, is then flowed into cooling chamber by influent stream pipe, with coolant liquid
Continuous inflow, the coolant liquid being introduced into cooling chamber will push flow-out hole to by the coolant liquid of rear entrance, while will also cool down
Heat on column is taken away, and enters return port outflow eventually by flow-out hole.
As optimization, the one end of the cooling column far from the coolant flow channel is formed with peace along its axis direction outwardly convex
Column is filled, the diameter of mounting post is less than the diameter of the cooling column, and the preceding electrode tip is column structure and its diameter and mounting post
Diameter is consistent, and one end of the preceding electrode tip is fixedly connected in mounting post and its axis and installation mast axis are coaxial arrangement,
The cooling column is additionally provided with while being set in the limit in mounting post and the preceding electrode tip far from one end of the coolant flow channel
Position set, one end of limit sleeve are connected on the end face of the cooling column, and the length of limit sleeve and the preceding electrode tip are far from described
The distance length of one end of cooling column to the cooling column is consistent.Preceding electrode tip is during upset to reinforcing bar pressure, due to it
Itself can also generate heat, and hardness, which can equally decline, to be caused to deform, and by being arranged limit sleeve on the outside, comparison shape is limited,
Avoid its deformation.
As optimization, the coolant flow channel is circular hole, and bottom hole is arc-shaped hole bottom, and the influent stream pipe is along the cooling stream
Road centerline direction extends, bottom hole of the described one end of influent stream pipe far from the flow-in hole close to the coolant flow channel.It is cooling
Liquid from influent stream pipe come out after, the bottom hole of coolant flow channel can be impacted under the influence of its own flow velocity, coolant liquid water flows through supercooling
But the backward surrounding dispersion flows in runner arc-shaped hole bottom, preferably take away the heat of coolant flow channel hole wall.
As optimization, by being with the coolant flow channel center line close to the position of bottom hole on the hole wall of the coolant flow channel
Center convolution is outward extended with to the spiral stream guidance slot of the coolant flow channel orifice position.A part of coolant liquid can be made in cooling
One eddy flow flowed outward is formed in runner, is increased the contact area with coolant flow channel hole wall, is preferably taken away heat.
As optimization, the position passed through on the pressing plate and positioned at the guide rod is equipped with wear sleeve along the longitudinal direction,
The guide rod is passed through in wear sleeve and is slidably matched with it, and the set in wear sleeve and in front of the pressing plate is with it along its week
To limit blocker ring is equipped with, one end of the spring toward the pressing plate is connected on blocker ring.It wears and damages in wear sleeve
After bad, individually it can be replaced, to reduce entire maintenance cost.
In conclusion the beneficial effects of the present invention are: the present invention to be buffered by sliding space, is aided with spring contradicts deformation
Mode, it is ensured that adequately contacted between upset electrode and reinforcing bar, at the same also avoid its damage generation.
Detailed description of the invention
In order to keep the purposes, technical schemes and advantages of invention clearer, the present invention is made into one below in conjunction with attached drawing
The detailed description of step, in which:
Fig. 1 is the top view of reinforcing bar pier nose device；
Fig. 2 is three dimensional structure diagram when not installing upset molding seat in reinforcing bar pier nose device；
Fig. 3 is connector sleeve internal structure cross-sectional view in reinforcing bar pier nose device.
Specific embodiment
The reinforcing bar pier nose device for using structure of the invention makees further specifically the present invention with reference to the accompanying drawing
It is bright.
As shown in Figure 1 to Figure 3, the reinforcing bar pier nose device in present embodiment, including horizontally disposed workbench
1, it is provided with the supporting leg for supporting below workbench 1, interval is solid in left-right direction on 1 upper surface of workbench
Surely two blocks of side plates 2 are connected with, side driving device, side driving device packet are respectively arranged on the opposite side side of two blocks of side plates 2
Include the lateral electrode driving cylinder 3 being fixedly connected on side plate 2 and the mold driving cylinder 4 in front of it, two lateral electrode driving cylinders 3
It is oppositely arranged in left-right direction, there is lateral electrode driving cylinder 3 one to pass through in left-right direction in side plate 2 and be inserted into two blocks of side plates
Lateral electrode drive rod between 2, the distal end of lateral electrode drive rod are fixedly connected with lateral electrode block, are provided with and are used on lateral electrode block
The side power supply unit powered to it, two pieces of lateral electrode blocks can be moved in opposite directions to be connected on reinforcing bar to be processed, and two
Mold driving cylinder 4 is oppositely arranged in left-right direction, and there is mold driving cylinder 4 one to pass through in side plate 2 and protrude into left-right direction
Mold drive rod between two blocks of side plates 2, the distal end of mold drive rod are fixedly connected with pier nose molding half module 5, two pieces of pier noses
Molding half module 5 can close up to form pier nose shaping mould；
Front apron 6, the front side of front apron 6 are fixedly connected on 1 upper surface of workbench and positioned at the front position of two blocks of side plates 2
Driving cylinder 7 before being fixedly connected on face, there is preceding driving cylinder 7 one passed through along the longitudinal direction in the preceding drive rod of front apron 6, preceding
The distal end of drive rod is fixedly connected with upset electrode, is provided between preceding drive rod and upset electrode for making between both absolutely
The insulator 8 of edge is provided with the preceding power supply unit for powering to it, upset electrode, lateral electrode block and pier nose on upset electrode
Molding half module 5 is located in same level, and upset electrode can form horizontal-extending medium line between half modules 5 along two pieces of pier noses
Moved upset heat to reinforcing bar in pier nose shaping mould in direction.
In present embodiment, pier is also fixedly connected on the workbench 1 and between two blocks of side plates 2
Thick molding seat 9, upset molding seat 9 have the cavity being arranged in left-right direction, and cavity includes the lateral electrode extended in left-right direction
Slideway and the half module slideway in front of lateral electrode slideway prolong in left-right direction respectively on the side of two sides up and down of lateral electrode slideway
Stretch the lateral electrode sliding slot that is provided with and can be slidably matched with the lateral electrode block upper and lower surface, the lateral electrode block be respectively protruding into
In lateral electrode slideway and its upper and lower two sides is slidably fitted in respectively on lateral electrode sliding slot, is divided on the side of two sides up and down of half module slideway
Not being extended in left-right direction has and can form the half module sliding slot that half module upper and lower surface is slidably matched, the pier with the pier nose
Head molding half module 5 is inserted into half module slideway and its upper and lower two sides is slidably fitted in respectively on half module sliding slot, upset molding seat 9
Offered respectively on the side of front and rear sides be connected to cavity and reinforcing bar to be processed can be made between two pieces of lateral electrode blocks and
The open front passed through between two pieces of pier nose molding half modules 5 and after-opening, upset 9 inside of molding seat and the lower section for being located at cavity
It is provided with coolant flow channel I, coolant flow channel I includes being provided on upset 9 front end face of molding seat and close to upset molding seat 9 along it
Longitudinal cooling hole at left and right directions both ends, longitudinal cooling hole are extended to along the longitudinal direction in upset molding seat 9, and two longitudinal cooling
Being extended in left-right direction between hole has lateral cooling hole so that two longitudinal cooling hole connections.
In present embodiment, the lateral electrode block includes conductive cooling slide 10 and setting in the cooling slide 10 of conduction
One end and for contradicting the abutting portion on reinforcing bar to be processed, abutting portion includes lateral electrode head 11, the side side of lateral electrode head 11
Face is the resistance surface contradicted with reinforcing bar to be processed, and other side lateral projections are formed with plug division, and plug division is along lateral electrode
The first 11 round table-like inserted blocks being gradually reduced far from resistance surface orient diameter, the cooling slide 10 of conduction are concavely provided with and round table-like inserted block
It matches and horizontally disposed conical socket, length of the round table-like inserted block on its centerline direction is greater than the depth of conical socket
Degree, round table-like inserted block is inserted in conical socket and round table-like inserted block is connected to taper far from one end end face of lateral electrode head 11 and inserts
In the bottom hole in hole.
In present embodiment, the side power supply unit includes vertically arranged strips of conductive inserted block I 12, strips of conductive
The upper end of inserted block I 12 is inserted in the conductive cooling slide 10 and is firmly connected with it, along left and right on the bottom surface of the cavity
Direction, which is extended, the sliding eye I that strips of conductive inserted block I 12 can be made to pass through the upset molding seat 9, strips of conductive inserted block I
12 can be moved along its length in sliding eye I, on the workbench 1 and positioned at the position of I lower section of sliding eye
Being extended in left-right direction has the sliding eye II 13 that strips of conductive inserted block I 12 can be made to pass through, and strips of conductive inserted block I 12 can
It is moved along its length in sliding eye II 13, the lower end of strips of conductive inserted block I 12 sequentially passes through sliding eye I and sliding
Hole II 13 and the lower section for stretching out in the workbench 1 are provided with coolant flow channel II, coolant flow channel on strips of conductive inserted block I 12
II includes the orifice I and return port I for being arranged on strips of conductive inserted block I 12 and being located at below the workbench 1 on side,
Orifice I and return port I upwardly extend setting along the vertical direction respectively, and the cooling slide 10 of conduction is internally provided with cooling runner,
On the cooling slide 10 of the conduction and position of corresponding strips of conductive inserted block I 12 is respectively arranged with the mouth of a river being connected to cooling runner both ends
I, on strips of conductive inserted block I 12 and respectively correspond the position at the mouth of a river I and be provided with the mouth of a river II, two mouths of a river II respectively with orifice I
It is connected to return port I.
In present embodiment, it is recessed on the conductive cooling slide 10 and positioned at the position at the mouth of a river I and catchments
Hole I on the strips of conductive inserted block I 12 and is located at the position at the mouth of a river II and is recessed with gully-hole II, when the strips of conductive
When inserted block I 12 is fixedly connected on the conductive cooling slide 10, gully-hole I and gully-hole II can close up to form water collection chamber.
In present embodiment, being extended in the resistance surface has the item clasped for treating screwing steel bars
Slot, the section of bar groove are that arc-shaped and its diameter is consistent with bar diameter to be processed, and the width of rebate of bar groove is less than steel to be processed
The diameter of muscle, on the lateral electrode head 11 and to be located on the side side of plug division with the round table-like inserted block center line be symmetrical
Axial symmetry is provided with two limited posts, and being provided on the conductive cooling slide 10 can make limited post insertion so that bar groove is in
The limit hole of horizontal extension state.
In present embodiment, be fixedly connected on the trailing flank of the front apron 3 two along the longitudinal direction extend set
The guide rod 14 set, two guide rods 14 are located at the left and right sides of the preceding drive rod, the distal end edge of the preceding drive rod
Its axis direction has convexed to form nose bar, and the diameter of nose bar is less than the diameter of preceding drive rod, is arranged with push plate 15 on nose bar, is oriented to
Bar 14 is passed through in push plate 15 and push plate 15 can be slidably matched with guide rod 14 along the longitudinal direction, and the distal end of the preceding drive rod is set
It is equipped with coaxial connector sleeve 16, the inner hole of connector sleeve 16 is stepped hole, and stepped hole is located at its large diameter hole orifice position and sets
It is equipped with internal screw thread, the external screw thread matched with internal screw thread is provided on nose bar, connector sleeve 16 is matched by internal screw thread with externally threaded
Conjunction is threaded on nose bar, and interval is arranged to be formed between the distal face of the nose bar and the large diameter hole inner face of stepped hole
Sliding space is provided with the limit that can be slidably matched along the large diameter hole of stepped hole centerline direction and stepped hole in sliding space
Position sliding block 17, the rear of connector sleeve 16 are provided with pressing plate 18, and guide rod 14 is passed through in pressing plate 18 and pressing plate 18 can be along front and back
It is slidably matched to guide rod 14, protrusion is formed through on position limiting slide block 17 and on the side side far from the preceding drive rod
The small diameter bore of stepped hole and the connecting column 19 outside connector sleeve 16 is stretched out in, connecting column 19 is threaded on pressing plate 18, guiding
Be arranged on shaft on bar 14 and between pressing plate 18 and push plate 15 can for push plate 15 to be connected to the preceding drive rod remote
It on the end face of end and is connected on the large diameter hole inner face of stepped hole for position limiting slide block 17 and the spring 20 of spring force is provided, it is described
The position that insulator 8 is fixedly connected on the trailing flank of pressing plate 18 and is located between two guide rods 14, the upset electrode are fixed
It is connected on insulator 8.
In present embodiment, the preceding power supply unit includes vertically arranged strips of conductive inserted block II 21, and bar shaped is led
The upper end of electric mortiser block II 21 is fixedly connected on the insulator 8, and being extended along the longitudinal direction on the workbench 1 has energy
The sliding eye III 22 for enough passing through strips of conductive inserted block II 21, strips of conductive inserted block II 21 can be in sliding eyes III 22 along its length
Degree direction is moved, and the lower end of strips of conductive inserted block II 21 passes through sliding eye III 22 and stretches out under the workbench 1
Side, the upset electrode includes cooling base 23, cooling column 24 and preceding electrode tip 25, and cooling base 23 is fixedly connected on bar shaped and leads
On electric mortiser block II 21, cooling base 23 is internally provided with cooling chamber, in cooling base 23 and fixed with strips of conductive inserted block II 21
Stationary plane on offer the flow-in hole and flow-out hole being connected to cooling chamber, the top of strips of conductive inserted block II 21 is prolonged separately down
It stretches and is provided with orifice II and return port II, the end of orifice II is connected to flow-in hole, the end of return port II and flow-out hole
It is connected to, is provided with the spliced eye being connected to cooling chamber, one end of cooling column 24 along the longitudinal direction on the rear end face of cooling base 23
It is inserted in spliced eye and is threaded togather with spliced eye, be equipped with circle limit along its circumferential direction on the shaft of cooling column 24
Seal stopper ring and position limiting sealed baffle ring are sealed with cooling base 23 to be cooperated to be sealed to cooling chamber, and cooling column 24 is inserted in slotting
It connects to be extended on one end end face in hole along its axis direction and has coolant flow channel III, one end on flow-in hole and positioned at cooling chamber
It is provided with and communicated with the influent stream pipe being inserted into coolant flow channel III, preceding electrode tip 25 is fixedly connected in cooling column 24 and far from cooling
One end of runner III.
In present embodiment, the one end of the cooling column 24 far from the coolant flow channel III is outside along its axis direction
Mounting post is convexed to form, the diameter of mounting post is less than the diameter of the cooling column 24, and the preceding electrode tip 25 is column structure
And its diameter with installation column diameter it is consistent, one end of the preceding electrode tip 25 be fixedly connected in mounting post and its axis and installation
Mast axis is coaxial arrangement, and the cooling column 24 is additionally provided with far from one end of the coolant flow channel III while being set in mounting post
With the limit sleeve 26 on the preceding electrode tip 25, one end of limit sleeve 26 is connected on the end face of the cooling column 24, limit sleeve
26 length is consistent with the distance length of preceding electrode tip 25 one end far from the cooling column 24 to the cooling column 24.
In present embodiment, the position passed through on the pressing plate 18 and positioned at the guide rod 14 is worn along the longitudinal direction
Equipped with wear sleeve 27, the guide rod 14 is passed through in wear sleeve 27 and is slidably matched with it, in wear sleeve 27 and is located at the pressure
It is equipped with limit blocker ring along its circumferential direction with the set in 18 front of plate, the spring 20 is abutted toward one end of the pressing plate 18
On blocker ring.
During specific implementation, along vertical side on the conductive cooling slide and with one end far from the resistance surface
There is T shape card slot to being extended, T shape card slot is through slot, block in clamping is provided in the translot of T shape card slot, block is convex in clamping
It acts the vertical slot for being formed through T shape card slot and stretches out in the link block outside T shape card slot, link block is located at the position outside T shape card slot
Convexed to form the outer block of clamping, be clamped in the distance between block and the outer block of clamping it is consistent with the depth of vertical slot in T shape card slot so that
Block can be located at the side snug engagement of vertical slot mouth on the translot of T shape card slot length direction and T shape card slot in being clamped, and
And it can also enable to be clamped outer block along T shape card slot length direction and the conductive cooling slide at T shape card slot notch
Surface be slidably matched.Preceding drive rod is fixedly connected with outer block is clamped, when carrying out maintenance replacement to the cooling slide of conduction,
Only needing to move up and down conductive cooling slide can be dismantled down, equally also convenient and efficient when installation.
The sealing being arranged with the mouth of a river II with center line is recessed on the strips of conductive inserted block I and positioned at the position at the mouth of a river II
Hole, the mouth of a river II are located at the bottom hole of sealing hole, are equipped with sealing ring in sealing hole, when the strips of conductive inserted block I be fixed on it is described
When on the cooling slide of conduction, sealing ring around the mouth of a river II with can be to being sealed.
The coolant flow channel III is circular hole, and bottom hole is arc-shaped hole bottom, and the influent stream pipe is along the coolant flow channel III
Heart line direction extends, bottom hole of the described one end of influent stream pipe far from the flow-in hole close to the coolant flow channel III.Coolant liquid
From influent stream pipe come out after, the bottom hole of coolant flow channel III can be impacted under the influence of its own flow velocity, coolant liquid water flows through supercooling
But the backward surrounding dispersion flows in III arc-shaped hole bottom of runner, preferably take away the heat of III hole wall of coolant flow channel.
On the hole wall of the coolant flow channel III by close to the position of bottom hole centered on III center line of coolant flow channel
Spiral is outward extended with to the spiral stream guidance slot of III orifice position of coolant flow channel.A part of coolant liquid can be made to flow cooling
One eddy flow flowed outward is formed in road III, is increased the contact area with III hole wall of coolant flow channel, is preferably taken away heat.
At least two are provided on the shaft of the cooling column to be parallel to each other and the folder with the cooling column centerline parallel
It holds face and constitutes and twist portion for conveniently make cooling column rotation.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although passing through ginseng
According to the preferred embodiment of the present invention, invention has been described, it should be appreciated by those of ordinary skill in the art that can
To make various changes to it in the form and details, without departing from the present invention defined by the appended claims
Spirit and scope.
Claims (6)
1. a kind of upset electrode drive structure in reinforcing bar head, it is characterised in that: including horizontally disposed workbench, workbench
Upper surface be fixedly connected with front apron, be fixedly connected with preceding driving cylinder on the leading flank of front apron, preceding driving cylinder has one
It passes through along the longitudinal direction in the preceding drive rod of front apron, the distal end of preceding drive rod is fixedly connected with upset electrode, it is characterised in that:
Two guide rods being extended along the longitudinal direction are fixedly connected on the trailing flank of front apron, before two guide rods are located at
The distal end of the left and right sides of drive rod, preceding drive rod has convexed to form nose bar along its axis direction, and the diameter of nose bar is less than forerunner
The diameter of lever, is arranged with push plate on nose bar, and guide rod is passed through in push plate and push plate can be slided with guide rod along the longitudinal direction
Cooperation, the distal end of preceding drive rod are provided with coaxial connector sleeve, and the inner hole of connector sleeve is stepped hole, and it is big that stepped hole is located at it
Diametric hole orifice position is provided with internal screw thread, and the external screw thread matched with internal screw thread is provided on nose bar, and connector sleeve passes through interior spiral shell
Line and externally threaded matching thread are connected on nose bar, are spaced between the distal face of nose bar and the large diameter hole inner face of stepped hole
It is arranged to form sliding space, being provided in sliding space can be sliding along the large diameter hole of stepped hole centerline direction and stepped hole
The position limiting slide block of dynamic cooperation, the rear of connector sleeve are provided with pressing plate, and guide rod is passed through in pressing plate and pressing plate can be along the longitudinal direction
It is slidably matched with guide rod, protrusion is formed through the small of stepped hole on position limiting slide block and on the side side far from preceding drive rod
Diametric hole and the connecting column outside connector sleeve is stretched out in, connecting column is threaded on pressing plate, on guide rod and is located at pressing plate and is pushed away
Being arranged on shaft between plate can be before push plate is connected on drive rod distal end face and be that position limiting slide block is connected to platform
The spring of spring force, the trailing flank of pressing plate and the position being located between two guide rods are provided on the large diameter hole inner face in rank hole
It is fixedly connected with insulator, upset electrode is fixedly connected on insulator.
2. the upset electrode drive structure in a kind of reinforcing bar head according to claim 1, it is characterised in that: the upset electrode
Including cooling base, cooling column and preceding electrode tip, the bar shaped for being powered to pier nose motor is provided on the insulator
Conductive plug, the upper end of strips of conductive inserted block are fixedly connected on the insulator, and cooling base is fixedly connected on strips of conductive
On inserted block, cooling base is internally provided with cooling chamber, opens up on fixed stationary plane in cooling base and with strips of conductive inserted block
There are the flow-in hole and flow-out hole being connected to cooling chamber, the top of strips of conductive inserted block extends downward with orifice respectively and returns
The end of discharge orifice, orifice is connected to flow-in hole, and the end of return port is connected to flow-out hole, along preceding on the rear end face of cooling base
Rear direction is provided with the spliced eye being connected to cooling chamber, and one end of cooling column is inserted in spliced eye and is threadedly coupled with spliced eye
Together, a circle position limiting sealed baffle ring is equipped with along its circumferential direction on the shaft of cooling column and position limiting sealed baffle ring and cooling base are close
To be sealed to cooling chamber, cooling column is inserted on one end end face in spliced eye to be extended along its axis direction for envelope cooperation
There is a coolant flow channel, on flow-in hole and is located at one end of cooling chamber and is provided with and communicated with the influent stream pipe being inserted into coolant flow channel, preceding electricity
Cartridge is fixedly connected in cooling column and one end far from coolant flow channel.
3. the upset electrode drive structure in a kind of reinforcing bar head according to claim 2, it is characterised in that: the cooling column is remote
One end from the coolant flow channel is formed with mounting post along its axis direction outwardly convex, and the diameter of mounting post is less than the cooling
The diameter of column, the preceding electrode tip is column structure and its diameter is consistent with installation column diameter, and one end of the preceding electrode tip is solid
Surely be connected in mounting post and its axis and installation mast axis for coaxial arrangement, the cooling column far from the coolant flow channel one
End is additionally provided with while being set in the limit sleeve in mounting post and the preceding electrode tip, and one end of limit sleeve is connected to the cooling
On the end face of column, the distance of the length of limit sleeve and the described one end of preceding electrode tip far from the cooling column to the cooling column
Degree is consistent.
4. the upset electrode drive structure in a kind of reinforcing bar head according to claim 2, it is characterised in that: the coolant flow channel
For circular hole, bottom hole is arc-shaped hole bottom, and the influent stream pipe extends along the coolant flow channel centerline direction, the influent stream Guan Yuan
The bottom hole of one end from the flow-in hole close to the coolant flow channel.
5. the upset electrode drive structure in a kind of reinforcing bar head according to claim 4, it is characterised in that: the coolant flow channel
Hole wall on by being outward extended with close to the position of bottom hole by center spiral of the coolant flow channel center line to the cooling
The spiral stream guidance slot of runner orifice position.
6. the upset electrode drive structure in a kind of reinforcing bar head according to claim 1, it is characterised in that: on the pressing plate and
It is equipped with wear sleeve along the longitudinal direction positioned at the position that the guide rod passes through, the guide rod is passed through in wear sleeve and slided with it
It is dynamic to cooperate, limit blocker ring, the spring court are equipped in wear sleeve and with the set in front of the pressing plate along its circumferential direction
It is connected on blocker ring in one end of the pressing plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811456472.2A CN109332563B (en) | 2018-11-30 | 2018-11-30 | Reinforcing bar head upsetting electrode driving structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811456472.2A CN109332563B (en) | 2018-11-30 | 2018-11-30 | Reinforcing bar head upsetting electrode driving structure |
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| CN109332563B CN109332563B (en) | 2023-09-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109822031A (en) * | 2019-04-03 | 2019-05-31 | 山东鲁电线路器材有限公司 | A kind of U-shaped ring cold-heading special equipment and technique |
| CN110927058A (en) * | 2019-11-22 | 2020-03-27 | 中冶(北京)交通科技发展有限公司 | Tunnel and roadbed anchor rod drawing device |
| CN111842753A (en) * | 2020-07-23 | 2020-10-30 | 江苏维骏工业设备有限公司 | PC steel bar pier head machine capable of automatically turning materials |
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| CN109822031B (en) * | 2019-04-03 | 2023-11-10 | 山东鲁电线路器材有限公司 | Process of U-shaped ring cold heading special equipment |
| CN110927058A (en) * | 2019-11-22 | 2020-03-27 | 中冶(北京)交通科技发展有限公司 | Tunnel and roadbed anchor rod drawing device |
| CN111842753A (en) * | 2020-07-23 | 2020-10-30 | 江苏维骏工业设备有限公司 | PC steel bar pier head machine capable of automatically turning materials |
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|---|---|
| CN109332563B (en) | 2023-09-26 |
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