CN106624178A - Machining equipment for square tubes - Google Patents
Machining equipment for square tubes Download PDFInfo
- Publication number
- CN106624178A CN106624178A CN201611222378.1A CN201611222378A CN106624178A CN 106624178 A CN106624178 A CN 106624178A CN 201611222378 A CN201611222378 A CN 201611222378A CN 106624178 A CN106624178 A CN 106624178A
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- Prior art keywords
- support
- hydraulic cylinder
- motor
- fixed
- plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/08—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of slides or chutes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides machining equipment for square tubes. The machining equipment comprises a bracket and two clamping mechanisms arranged on the bracket. First positioning mechanisms are arranged on the two sides of the two clamping mechanisms. Chamfering mechanisms are arranged in grooves. First blanking holes and second blanking holes are formed in the bracket. A first blanking rail and a second blanking rail are arranged on the bracket. A second positioning mechanism is arranged between the two second blanking holes. The second positioning mechanism comprises first hydraulic cylinders which are arranged in a mirror manner. A through hole is formed in the position, between the two first hydraulic cylinders, of the bracket. A first support is fixedly arranged between first ejector rods of the two first hydraulic cylinders. At least two layered positioning blocks are fixedly arranged at the bottom of the first support. By means of the machining equipment for the square tubes, the square tubes can be machined in batches, inner chamfering and outer chamfering of the square tubes of various specifications can be conducted at the same time, automatic blanking and automatic discharging after machining is completed can be achieved, the degree of automation is high, the machining efficiency is improved, and the production cost is lowered.
Description
Technical field
The invention belongs to auxiliary equipment field is processed, more particularly, to a kind of square pipe process equipment.
Background technology
When further assembling is processed to tubing workpiece, there is higher requirement to the cut surface at tubing two ends, with
Prevent the burr formed when pipe fitting cuts from affecting machining accuracy or use requirement, so often equal to pipe fitting two ends inside and outside wall
Chamfering is carried out, so that follow-up processing assembling is smoothed out, is equally also prevented from scratching staff, and existing facing attachment is past
Toward just in pipe class workpiece, and often plus man-hour is that single pipe is processed respectively, chamfering efficiency is relatively low, and at present for
Square pipe fitting is usually applied in multiple fields such as building, machine-building, guardrails, but without the special equipment for being capable of batch machining,
Cause working (machining) efficiency relatively low, increased production cost, for this kind of situation, the present invention proposes a kind of square pipe processing and sets
It is standby, chamfering inside and outside the batch of square tube is realized by this equipment, and the square tube of plurality of specifications diameter is can adapt to, automatic discharging is real
The automation of existing operating process, chamfering effect preferably, improves working (machining) efficiency, reduces production cost.
The content of the invention
In view of this, it is contemplated that proposing a kind of square pipe process equipment, to realize that the square tube of different-diameter four is carried out
Batch automatic interior exterior angle, automatic blanking, improve working (machining) efficiency.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
A kind of square pipe process equipment, including support and two clamp systems placed on it, two clamping machines
Structure is symmetrically arranged on two with the first detent mechanism, and clamp system both sides symmetrical in addition are provided with groove, mirror image in the groove
Chamfer mechanism is provided with, first material-dropping hole and the second material-dropping hole of multiple parallel distributions are provided with the support, it is right in the support
Answer blanking hole site to be respectively equipped with the first blanking rail and the second blanking rail, between two second material-dropping holes the second positioning is provided with
Mechanism, and during second detent mechanism is placed between two clamp systems in the heart, second detent mechanism includes
The first hydraulic cylinder that mirror image is arranged, is provided with through hole, the through hole and two institutes on the support between two first hydraulic cylinders
The second material-dropping hole UNICOM is stated, first support, the first support are fixed between the first push rod of two first hydraulic cylinders
Bottom is fixed with least two Hierarchical Location blocks, and the diameter of each several part successively decreases successively from top to bottom in the Hierarchical Location block, institute
The axis for stating first hydraulic cylinder is vertical with the upper surface of the support.
Further, first detent mechanism includes fixed seat and the 3rd hydraulic cylinder placed on it, the 3rd liquid
The top of the 3rd push rod of cylinder pressure is fixed with backing plate, and the backing plate is provided with two locating pieces of identical, two locating pieces
The straight line for being formed is parallel with the rack upper surface, and the distance between two described locating pieces are more than 10mm, and the described 3rd
The diameter parallel of hydraulic cylinder is in the upper surface of the support, a side wall shape of two locating pieces near the clamp system
Into plane it is vertical with the axis of the 3rd hydraulic cylinder.
Further, the clamp system includes being respectively placed between first material-dropping hole and second material-dropping hole
Fixed seat, is provided with second hydraulic cylinder in the support, the second push rod of the second hydraulic cylinder is perpendicular at it through the fixed seat
Nogata upward sliding, is provided with fixed plate at the top of second push rod, the fixed plate bottom leads near one end of the support
Cross the first rubber spring and be connected with support plate, and the support plate is slidably connected through second push rod with it, in the fixed seat
Concentric to be rotatably connected to first gear, the first gear is concentric to be fixed with the second rubber spring, the first gear and
Second rubber spring is rotated with second push rod and is connected jointly, and the first gear side is provided with the second tooth of engagement
Wheel, the second gear is by being coaxial therewith the first motor-driven for being placed in the stent inner surface that the heart connects.
Further, fix bar, the axle center of the excessively described first gear of the fix bar are further fixed in the first gear
The top of first material-dropping hole and the second material-dropping hole is reached respectively, and the height of the fix bar is higher than the second gear
Upper surface, and the external diameter of the first gear, the second gear and the fixed seat is less than first material-dropping hole and described
The distance of the side wall that the second material-dropping hole is formed.
Further, the height under the nature of second rubber spring is more than the maximum height of the square tube, institute
State minimum constructive height of the height after the second rubber spring maximum compression less than the square tube, the second rubber spring sidewall symmetry
Both sides excision, the maximum of the distance of its side wall to the second rubber spring axis less than second rubber spring
The side wall formed after external diameter, the fix bar and cutaway portion is mutually perpendicular to the fix bar, and the fix bar is described with each
The parallel lines of material-dropping hole are vertical, and the maximum outside diameter of second rubber spring falls slightly larger than first material-dropping hole and described second
The distance of the side wall that material hole is formed.
Further, the chamfer mechanism includes gripper shoe and slide bar placed on it, slidably connects on the slide bar
Slide block, the gripper shoe is provided with the 4th hydraulic cylinder, and the 4th push rod of the 4th hydraulic cylinder is fixed with the slide block, and described
The axis of four hydraulic cylinders is vertical with the upper surface of the support, and side wall of the slide block near the clamp system end is provided with
One slide mechanism, first slide mechanism includes the second motor and the second decelerator, the output end of second decelerator
Concentric to be connected with the first screw pair, the first leading screw of first screw pair is provided with oppositely oriented screw thread,
And by two the first nuts thereon it is arranged with chamfer angle component respectively.
Further, the chamfer angle component includes fixed plate and square plate placed on it, and the fixed plate rear side is provided with
5th motor, the square plate is rotated with the fixed plate by the output shaft of the 5th motor and is connected, on the square plate
The first L shaped plate and the second L shaped plate are provided with, first L shaped plate is fixed on the square plate, second L shaped plate is by sliding
Groove is slidably connected with the square plate, is bolted between first L shaped plate and second L shaped plate, two L
Interior rose reamer and the outer rose reamer being placed in beside it, the output shaft that the outer rose reamer passes through the 6th motor are equipped with shape plate
Connection is rotated, the outer rose reamer and the interior rose reamer are connected by the 3rd gear engagement rotation.
Further, the bolt is provided with fixed column and pad, and by the increase and decrease of the pad first L-shaped is adjusted
The distance between plate and second L shaped plate, the height of the outer rose reamer is higher than the interior rose reamer 1mm-2mm, described interior
The axis of rose reamer and the outer rose reamer is parallel with the output shaft of the 6th motor, the 6th motor output shaft
The diameter parallel of axis and the output shaft of the 5th motor.
Further, the gripper shoe bottom is respectively equipped with the second slide mechanism and the 3rd slide mechanism, and described second slides
Motivation is set up on the 3rd slide mechanism, and second slide mechanism includes three-motor and the 3rd decelerator, described
The output end of the 3rd decelerator is concentric to be connected with the second screw pair, the top of the second nut of second screw pair
Portion is fixed with the gripper shoe bottom, and the 3rd slide mechanism includes the 4th motor and the 4th decelerator, and the described 4th subtracts
The output end of fast device is concentric to be connected with the 3rd screw pair, and second slide mechanism is placed in the 3rd screw pair
The 3rd nut on, the axis of the axis of second screw pair and the 3rd screw pair is mutually perpendicular to.
Further, the support is provided with control unit, first motor, second motor, described
Three-motor, the 4th motor, the 5th motor, the 6th motor, the first hydraulic cylinder, described second
Hydraulic cylinder, the 3rd hydraulic cylinder and the 4th hydraulic cylinder are electrically connected respectively with described control unit.
Relative to prior art, a kind of square pipe process equipment of the present invention has the advantage that：
(1) a kind of square pipe process equipment of the present invention, by this equipment chamfering inside and outside the batch of square tube is realized,
And the square tube of plurality of specifications diameter is can adapt to, automatic discharging realizes the automation of operating process, and chamfering effect preferably, is improved
Working (machining) efficiency, reduces production cost.
(2) the first detent mechanism of the present invention includes fixed seat and the 3rd hydraulic cylinder placed on it, the described 3rd
The top of the 3rd push rod of hydraulic cylinder is fixed with backing plate, and the backing plate is provided with two locating pieces of identical, two positioning
The straight line that block is formed is parallel with the rack upper surface, and the distance between two described locating pieces are more than 10mm, and described the
The diameter parallel of three hydraulic cylinders is in the upper surface of the support, a side wall of two locating pieces near the clamp system
The plane of formation is vertical with the axis of the 3rd hydraulic cylinder.The folder of the side of the square tube to both sides is realized by this detent mechanism
Tightly, and ensure that square tube is parallel with material-dropping hole so as to be placed in above material-dropping hole, it is ensured that can smoothly be fallen after the completion of chamfering
Material.
(3) clamp system of the present invention includes being respectively placed between first material-dropping hole and second material-dropping hole
Fixed mount, be provided with second hydraulic cylinder in the support, the second push rod of the second hydraulic cylinder is through the fixed mount at it
Slide on vertical direction, fixed plate is provided with the top of second push rod, the fixed plate bottom is near one end of the support
Support plate is connected with by the first rubber spring, and the support plate is slidably connected through second push rod with it, the fixed mount
Above concentric to be rotatably connected to first gear, the first gear is concentric to be fixed with the second rubber spring, the first gear
Rotate with second push rod jointly with second rubber spring and be connected, the first gear side is provided with the second tooth of engagement
Wheel, the second gear is by being coaxial therewith the first motor-driven for being placed in the stent inner surface that the heart connects.By folder
The setting of tight mechanism ensures the clamping to square tube vertical direction, and real by the connection that is rotatably assorted of first gear and second gear
Now rotate, after machining, square tube is fallen in material-dropping hole, realize being linked in sequence for chamfering fixation.
(4) fix bar, the axle of the excessively described first gear of the fix bar are further fixed in first gear of the present invention
The heart reaches respectively the top of first material-dropping hole and the second material-dropping hole, and the height of the fix bar is higher than the second gear
Upper surface, and the external diameter of the first gear, the second gear and the fixed seat is less than first material-dropping hole and institute
State the distance of the side wall of the second material-dropping hole formation.Square tube is clamped by rotating the fix bar of connection, after the completion of chamfering,
Rotating fix bar allows the direct blanking of the square tube above material-dropping hole, simple structure to be easy to operation, reduce processing cost.
(5) height under the nature of the second rubber spring of the present invention is more than the maximum height of the square tube,
Height after the second rubber spring maximum compression is less than the minimum constructive height of the square tube, the second rubber spring side wall pair
The both sides excision of title, the distance of its side wall to the second rubber spring axis is less than second rubber spring most
The side wall of formation is mutually perpendicular to the fix bar after big external diameter, the fix bar and cutaway portion, the fix bar and each institute
The parallel lines for stating material-dropping hole are vertical, and the maximum outside diameter of second rubber spring is slightly larger than first material-dropping hole and described second
The distance of the side wall that material-dropping hole is formed.By the restriction to each part, it is ensured that this mechanism is realized to different-diameter
Square tube is clamped fixation, the sidewall sections of the second rubber spring is cut off, it is ensured that can more smoothly realize under clamped condition
Rotate, and then realize the blanking of square tube.
(6) chamfer mechanism of the present invention includes gripper shoe and slide bar placed on it, is slidably connected on the slide bar
There is slide block, the gripper shoe is provided with the 4th hydraulic cylinder, and the 4th push rod of the 4th hydraulic cylinder is fixed with the slide block, described
The axis of the 4th hydraulic cylinder is vertical with the upper surface of the support, and side wall of the slide block near the clamp system end is provided with
First slide mechanism, first slide mechanism includes the second motor and the second decelerator, the output of second decelerator
End is concentric to be connected with the first screw pair, and the first leading screw of first screw pair is provided with oppositely oriented spiral shell
Line, and by two the first nuts thereon it is arranged with chamfer angle component respectively.When realizing chamfering by this kind of simple structure
Vertical motion, by the setting of reverse thread, realize between two square tubes corresponding with the first material-dropping hole and the second material-dropping hole
Distance regulation, it is ensured that realize chamfering while two square tubes to different calibers, this kind of simple structure is convenient, once realizes
The processing of two square tubes, saves process time.
(7) chamfer angle component of the present invention includes fixed plate and square plate placed on it, and the fixed plate rear side sets
There is the 5th motor, the square plate is rotated with the fixed plate by the output shaft of the 5th motor and is connected, the square plate
The first L shaped plate and the second L shaped plate are provided with, first L shaped plate is fixed on the square plate, and second L shaped plate passes through
Chute is slidably connected with the square plate, is bolted between first L shaped plate and second L shaped plate, two institutes
The outer rose reamer for interior rose reamer being equipped with L shaped plate and being placed in beside it is stated, the outer rose reamer is defeated by the 6th motor
Shaft rotates connection, and the outer rose reamer and the interior rose reamer are connected by the 3rd gear engagement rotation.By bolt to two
The distance between individual L shaped plate is adjusted, it is ensured that rose reamer carries out inside and outside chamfering with the symmetrical two side of a square tube respectively, can
The spacing of two groups of rose reamers that mirror image is arranged is adjusted, to adapt to the chamfering demand of the square tube of different tube diameters, simple structure is easy to behaviour
Make.
(8) the second bolt of the present invention is provided with fixed column and pad, adjusts described by the increase and decrease of the pad
The distance between first L shaped plate and second L shaped plate, the height of the outer rose reamer is higher than the interior rose reamer 1mm-2mm,
The axis of the interior rose reamer and the outer rose reamer is parallel with the output shaft of the 6th motor, and the 6th motor is defeated
The diameter parallel of the axis of shaft and the output shaft of the 5th motor.Ensure that by restriction further to each several part interior
Being smoothed out for outer chamfering, improves machining accuracy.
(9) gripper shoe bottom of the present invention is respectively equipped with the second slide mechanism and the 3rd slide mechanism, and described second
Slide mechanism is placed on the 3rd slide mechanism, and second slide mechanism includes three-motor and the 3rd decelerator, institute
State the 3rd decelerator output end it is concentric be connected with the second screw pair, the second nut of second screw pair
Top is fixed with the gripper shoe bottom, and the 3rd slide mechanism includes the 4th motor and the 4th decelerator, and the described 4th
The output end of decelerator is concentric to be connected with the 3rd screw pair, and second slide mechanism is placed in the 3rd feed screw nut
On the 3rd secondary nut, the axis of the axis of second screw pair and the 3rd screw pair is mutually perpendicular to.It is logical
The slide mechanism for crossing orthogonal both direction realizes the regulation of both direction, realizes the feeding of whole mechanism and water during chamfering
The motion of flat direction chamfering, realizes being smoothed out for processing.
(10) support of the present invention is provided with control unit, first motor, second motor, described
Three-motor, the 4th motor, the 5th motor, the 6th motor, the first hydraulic cylinder, described
Two hydraulic cylinders, the 3rd hydraulic cylinder and the 4th hydraulic cylinder are electrically connected respectively with described control unit.Realize control from
Dynamicization, it is ensured that the carrying out of each several part high-accuracy high-efficiency rate coordinates, improves working (machining) efficiency, and chamfering effect is preferable.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of square pipe process equipment overall structure diagram described in the embodiment of the present invention；
Fig. 2 is a kind of square pipe process equipment clamp system structural representation described in the embodiment of the present invention；
Fig. 3 is a kind of square pipe process equipment chamfer mechanism structural representation described in the embodiment of the present invention；
Fig. 4 is a kind of square pipe process equipment chamfer angle component structural representation described in the embodiment of the present invention.
Description of reference numerals：
1- supports；2- grooves；3- chamfer mechanisms；The detent mechanisms of 4- first；5- clamp systems；The detent mechanisms of 6- second；7-
Square tube；8- the second blanking rails；9- the first blanking rails；The material-dropping holes of 10- first；The material-dropping holes of 11- second；The motor of 301- the 4th；
The decelerators of 302- the 4th；The screw pairs of 303- the 3rd；The nuts of 304- the 3rd；311- three-motors；The decelerators of 312- the 3rd；
The screw pairs of 313- second；The nuts of 314- second；315- gripper shoes；The hydraulic cylinders of 321- the 4th；The push rods of 322- the 4th；323- is slided
Bar；324- slide blocks；The motor of 331- second；The decelerators of 332- second；The nuts of 333- first；The screw pairs of 334- first；
341- fixed plates；The motor of 342- the 5th；343- chamfer angle components；3431- square plates；The L shaped plates of 3432- first；The L of 3433- the 2nd
Shape plate；The outer rose reamers of 3434-；Rose reamer in 3435-；3436- bolts；The motor of 3437- the 6th；The gears of 3438- the 3rd；
3439- chutes；401- fixed seats；The hydraulic cylinders of 402- the 3rd；The push rods of 403- the 3rd；404- backing plates；The bearing pins of 405- the 3rd；501-
Two hydraulic cylinders；502- fix bars；The push rods of 503- second；504- first gears；The rubber springs of 505- second；506- second gears；
507- fixed plates；The rubber springs of 508- first；509- support plates；601- first hydraulic cylinders；The push rods of 602- first；603- first
Frame；604- Hierarchical Location blocks.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combination.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicates or dark
Showing the device or element of indication must have specific orientation, with specific azimuth configuration and operation therefore it is not intended that right
The restriction of the present invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In describing the invention, unless otherwise stated, " multiple "
It is meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
A kind of square pipe process equipment as shown in Figure 1, including support 1 and two clamp systems 5 placed on it, two
The clamp system 5 is symmetrically arranged on two with the first detent mechanism 4, and the both sides symmetrical in addition of the clamp system 5 are provided with groove 2,
Mirror image is provided with chamfer mechanism 3 in the groove 2, and the first material-dropping hole 10 and second of multiple parallel distributions is provided with the support 1
Material-dropping hole 11, correspondence blanking hole site is respectively equipped with the first blanking rail 9 and the second blanking rail 8 in the support 1, two described the
The second detent mechanism 6 is provided between two material-dropping holes 11, and second detent mechanism 6 is placed between two clamp systems 5
In in the heart, second detent mechanism 6 includes the first hydraulic cylinder 601 that mirror image is arranged, two first hydraulic cylinders 601 it
Between the support 1 on be provided with through hole, the through hole and two UNICOMs of the second material-dropping hole 11, two first hydraulic cylinders
First support 603 is fixed between 601 the first push rod 602, the bottom of the first support 603 is fixed with least two layerings and determines
Position block 604, the diameter of each several part successively decreases successively from top to bottom in the Hierarchical Location block 604, the axle of the first hydraulic cylinder 601
Line is vertical with the upper surface of the support 1.Chamfering inside and outside the batch of square tube 7 is realized by this equipment, and can adapt to various rule
The square tube of lattice diameter, automatic discharging realizes the automation of operating process, and chamfering effect preferably, improves working (machining) efficiency, reduces
Production cost.
Wherein, first detent mechanism 4 includes fixed seat 401 and the 3rd hydraulic cylinder 402 placed on it, the described 3rd
The top of the 3rd push rod 403 of hydraulic cylinder 402 is fixed with backing plate 404, and the backing plate 404 is provided with two locating pieces of identical
405, the straight line that two locating pieces 405 are formed is parallel with the upper surface of the support 1, two locating pieces 405 it
Between distance be more than 10mm, the diameter parallel of the 3rd hydraulic cylinder 402 in the upper surface of the support 1, two positioning
Block 405 is vertical with the axis of the 3rd hydraulic cylinder 402 near the plane that a side wall of the clamp system 5 is formed.Pass through
This detent mechanism realizes the clamping of the side of the square tube 7 to both sides, and ensures that square tube 7 is parallel with material-dropping hole so as to be placed in blanking
Hole top, it is ensured that blanking can be smoothly carried out after the completion of chamfering.
Wherein, the clamp system 5 includes being respectively placed between first material-dropping hole 10 and second material-dropping hole 11
Fixed mount, be provided with second hydraulic cylinder 501 in the support 1, the second push rod 503 of the second hydraulic cylinder 501 is through described
Fixed mount slides on its vertical direction, and the top of second push rod 503 is provided with fixed plate 507, the bottom of the fixed plate 507
Support plate 509 is connected with by the first rubber spring 508 near one end of the support 1, and the support plate 509 passes through described second
Push rod 503 is slidably connected with it, and concentric on the fixed mount to be rotatably connected to first gear 504, the first gear 504 is same
Axle center is fixed with the second rubber spring 505, and the first gear 504 and second rubber spring 505 are jointly with described second
Push rod 503 rotates connection, and the side of the first gear 504 is provided with the second gear 506 of engagement, and the second gear 506 passes through
It is coaxial therewith first motor-driven for being placed in the inner surface of the support 1 of heart connection.Ensure right by the setting of clamp system 5
The clamping of the vertical direction of square tube 7, and rotation is realized in the connection that is rotatably assorted by first gear 504 and second gear 506, is being added
After the completion of work, square tube is fallen in material-dropping hole, realize being linked in sequence for chamfering fixation.
Wherein, fix bar 502, the excessively described first gear of the fix bar 502 are further fixed in the first gear 504
504 axle center reaches respectively the top of the material-dropping hole 11 of first material-dropping hole 10 and second, and the height of the fix bar 502 is high
In the upper surface of the second gear 506, and the external diameter of the first gear 504, the second gear 506 and the fixed mount
The distance of the side wall formed less than first material-dropping hole 10 and second material-dropping hole 11.By the fix bar for rotating connection
502 pairs of square tubes 7 are clamped, and after the completion of chamfering, rotating fix bar 502 allows the direct blanking of the square tube 7 above material-dropping hole,
Simple structure, is easy to operation, reduces processing cost.
Wherein, the height under the nature of second rubber spring 505 is more than the maximum height of the square tube 7, institute
State minimum constructive height of the height after the maximum compression of the second rubber spring 505 less than the square tube 7, second rubber spring 505
The both sides excision of sidewall symmetry, the distance of its side wall to the axis of the second rubber spring 505 is less than second rubber
The side wall formed after the maximum outside diameter of glue spring 505, the fix bar 502 and cutaway portion mutually hangs down with the fix bar 502
Directly, the fix bar 502 is vertical with the parallel lines of each material-dropping hole, and the maximum outside diameter of second rubber spring 505 is bigger
The distance of the side wall formed in first material-dropping hole 10 and second material-dropping hole 11.By the limit to each part
System, it is ensured that this mechanism realizes being clamped fixation to the square tube 7 of different-diameter, by the sidewall sections of the second rubber spring 505
Excision, it is ensured that can more smoothly realize rotating under clamped condition, and then realize the blanking of square tube 7.
Wherein, the chamfer mechanism 3 includes gripper shoe 315 and slide bar 323 placed on it, slides on the slide bar 323
Slide block 324 is connected with, the gripper shoe 315 is provided with the 4th hydraulic cylinder 321, the 4th push rod 322 of the 4th hydraulic cylinder 321
Fix with the slide block 324, the axis of the 4th hydraulic cylinder 321 is vertical with the upper surface of the support 1, the slide block 324
Side wall near the end of the clamp system 5 is provided with the first slide mechanism, and first slide mechanism includes the second motor 331
With the second decelerator 332, the output end of second decelerator 332 is concentric to be connected with the first screw pair 334, and described
First leading screw of one screw pair 334 is provided with oppositely oriented screw thread, and respectively by two the first nuts 333 thereon
It is arranged with chamfer angle component 343.Vertical motion during chamfering, setting by reverse thread are realized by this kind of simple structure
Put, realize the regulation with the distance between the first material-dropping hole 10 and corresponding two square tubes 7 of the second material-dropping hole 11, it is ensured that to difference
Caliber realize chamfering while two square tube 7, this kind of simple structure is convenient, once realizes the processing of two square tubes 7, save plus
Between man-hour.
Wherein, the chamfer angle component 343 includes fixed plate 341 and square plate 3431 placed on it, the fixed plate 341
Rear side is provided with the 5th motor 342, output shaft and the fixed plate 341 that the square plate 3431 passes through the 5th motor 342
Connection is rotated, the square plate 3431 is provided with the first L shaped plate 3432 and the second L shaped plate 3433, and first L shaped plate 3432 is consolidated
It is scheduled on the square plate 3431, second L shaped plate 3433 is slidably connected by chute 3439 with the square plate 3431, institute
State and connected by bolt 3436 between the first L shaped plate 3432 and second L shaped plate 3433, be equipped with two L shaped plates
Interior rose reamer 3435 and the outer rose reamer 3434 being placed in beside it, the outer rose reamer 3434 is defeated by the 6th motor 3437
Shaft rotates connection, and the outer rose reamer 3434 and the interior rose reamer 3435 are connected by the engagement rotation of the 3rd gear 3438.
By the distance between two L shaped plates of bolt 3436 pair adjust, it is ensured that rose reamer respectively with the symmetrical two side of a square tube 7
Inside and outside chamfering is carried out, the spacing of two groups of rose reamers of mirror image setting can be adjusted, needed with adapting to the chamfering of square tube 7 of different tube diameters
Ask, simple structure, be easy to operation.
Wherein, the bolt 3436 is provided with fixed column and pad, and by the increase and decrease of the pad first L-shaped is adjusted
The distance between plate 3432 and second L shaped plate 3433, the height of the outer rose reamer 3434 is higher than the interior rose reamer
The axis of 3435 1mm-2mm, the interior rose reamer 3435 and the outer rose reamer 3434 is defeated with the 6th motor 3437
Shaft is parallel, the axis of the output shaft of the 6th motor 3437 and the diameter parallel of the output shaft of the 5th motor 342.
Ensure that inside and outside chamfering is smoothed out by restriction further to each several part, improve machining accuracy.
Wherein, the bottom of the gripper shoe 315 is respectively equipped with the second slide mechanism and the 3rd slide mechanism, and described second slides
Mechanism is placed on the 3rd slide mechanism, and second slide mechanism includes the decelerator 312 of three-motor 311 and the 3rd,
The output end of the 3rd decelerator 312 is concentric to be connected with the second screw pair 313, second screw pair 313
The top of the second nut 314 fix with the bottom of the gripper shoe 315, the 3rd slide mechanism includes the 4th motor 301
With the 4th decelerator 302, the output end of the 4th decelerator 302 is concentric to be connected with the 3rd screw pair 303, and described
Two slide mechanisms are placed on the 3rd nut 304 of the 3rd screw pair 303, the axle of second screw pair 313
The axis of line and the 3rd screw pair 303 is mutually perpendicular to.Realized by the slide mechanism of orthogonal both direction
The regulation of both direction, realizes the motion of the direction chamfering of the feeding of whole mechanism and level during chamfering, realizes the smooth of processing
Carry out.
Wherein, the support 1 is provided with control unit, first motor, second motor 331, described
Three-motor 311, the 4th motor 301, the 5th motor 342, the 6th motor 3437, first liquid
Cylinder pressure 601, the second hydraulic cylinder 501, the 3rd hydraulic cylinder 402 and the 4th hydraulic cylinder 321 respectively with the control
Unit is electrically connected.Realize the automation of control, it is ensured that the carrying out of each several part high-accuracy high-efficiency rate coordinates, improve working (machining) efficiency,
Angle effect is preferable.
The operation principle of the present invention：As shown in Figure 1 a kind of square pipe process equipment, checks whether Each part is normal
Work, after inspection is finished, switches on power, and each several part enters preparation state, control unit and each several part UNICOM, confirms square
The caliber of shape pipe, and ensure that now fix bar 502 is respectively at the first material-dropping hole 10 and the top of the second material-dropping hole 11, by well cutting
The square tube 7 of equal length be respectively placed in fix bar 502, and ensure that the length of square tube 7 at the two ends of fix bar 502 is identical, then
Control second hydraulic cylinder 501, the hydraulic cylinder 402 of first hydraulic cylinder 601 and the 3rd are moved simultaneously, it is ensured that from different directions by square tube
7 are fixedly clamped, and two locating pieces 405 on the 3rd push rod 403 are travelled forward to both sides by the effect of the 3rd hydraulic cylinder 402
The square tube 7 being placed on the first material-dropping hole 10 carries out the fixation of horizontal direction, and the setting of two locating pieces 405 ensures the straight line of square tube 7
Parallel with material-dropping hole, second hydraulic cylinder 501 drives the second push rod 503 to be moved back, and then drives fixed plate 507 thereon downward
Motion, until support plate 509 thereon and the upper surface of square tube 7, by the first rubber spring 508 and the second rubber bullet above
The common compression of spring 505 is compressed, and lateral compressing for locating piece 405 is carried out to the side wall of the second rubber spring 505 simultaneously
Compression, it is ensured that now square tube 7 is completely in the surface of the first material-dropping hole 10, the square tube 7 of the top of the first material-dropping hole 10 has been fixed
Into during the second push rod 503 is moved back, while the square tube 7 for being opposite to the top of the second material-dropping hole 11 is carried out vertically admittedly
Fixed, at the same time, the second detent mechanism 6 between two the second material-dropping holes 11 makes layering by the effect of first hydraulic cylinder 601
Locating piece 604 is moved straight down, and the diameter and second of the Hierarchical Location block 604 of suitable level is selected according to the diameter of square tube 7
Compression spring 505 coordinates the clamping that horizontal direction is carried out to square tube 7, it is ensured that surface of the square tube 7 in the second material-dropping hole 11, respectively
The common clamping and positioning in part, it is ensured that the accuracy and clamping effect of clamping and positioning, after the completion of clamping, by control unit two is controlled
Symmetrically arranged 4th motor 301 drives the 3rd screw pair 303 to move in side groove 2, makes chamfering group placed on it
Part 343 is moved to the direction near clamp system 5 simultaneously, while moved up and down with movable slider 324 by the 4th hydraulic cylinder 321,
Ensure that the rose reamer on chamfer angle component 343 is placed in the horizontal direction up and down between two surfaces of square tube 7, adjust the first leading screw spiral shell
Female secondary 334, by the distance between square plate 3431 between the adjacent square tube of two threaded adjustings oppositely oriented thereon, with suitable
Answer different-diameter square tube 7 clamp latter two square tube 7 between different distances, it is ensured that chamfer angle component 343 can respectively with not
With the correspondence of square tube 7, then by increase and decrease the pad on bolt 3436 realize the first L shaped plate 3432 and the second L shaped plate 3433 it
Between distance adjust, so as to the inside and outside rose reamer on the chamfer angle component 343 for ensureing a square tube 7 clamps respectively the both sides of square tube 7
Wall, in motion process, the 6th motor 3437 drives coaxial outer rose reamer 3434 and the interior rose reamer engaged with its gear
3435 common rotations, after the completion of horizontal feed, promote slide block 324 to move up and down, so as to right by the effect of the 4th hydraulic cylinder 321
The two side chamfering of square tube 7, after the completion of the chamfering of both sides, is moved backward, by the 5th by the effect of the second screw pair 313
The effect square shaped plate 3431 of motor 342 carries out rotation 180 degree, and the second screw pair 313 feeds again, makes interior rose reamer
3435 and outer rose reamer 3434 clamp two tube wall up and down of square tube 7, while the effect by the 3rd screw pair 303 makes its water
Flat motion, to it chamfering is carried out, and after the completion of chamfering, each several part of chamfer mechanism resets, and control unit controls the first motor control
The first gear 504 that engages thereon of system and the engagement rotation of second gear 506, make fix bar 502 away from material-dropping hole top, and therewith the
Not in applying power, gap becomes big to two rubber springs 505, and the first detent mechanism 4 and the second detent mechanism 6 reset, the second push rod 503
Move upwards, square tube 7 is marked respectively by the first blanking rail 9 and the second blanking rail 8 arranged on material-dropping hole, realizes square tube 7
Automatic chamfering blanking.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of square pipe process equipment, it is characterised in that：Including support (1) and two clamp systems (5) placed on it,
Two clamp systems (5) are symmetrically arranged on two with the first detent mechanism (4), the clamp system (5) both sides symmetrical in addition
It is provided with groove (2), the interior mirror image of the groove (2) is provided with chamfer mechanism (3), and on the support (1) multiple parallel distributions are provided with
First material-dropping hole (10) and the second material-dropping hole (11), correspondence blanking hole site is respectively equipped with the first blanking rail in the support (1)
(9) and the second blanking rail (8), it is provided with the second detent mechanism (6) between two second material-dropping holes (11), and described second fixed
Position mechanism (6) be placed between two clamp systems (5) in the heart, second detent mechanism (6) include mirror image arrange
First hydraulic cylinder (601), be provided with through hole, the through hole on the support (1) between two first hydraulic cylinders (601)
The second material-dropping hole (11) UNICOM described with two, is fixed between first push rod (602) of two first hydraulic cylinders (601)
First support (603), first support (603) bottom is fixed with least two Hierarchical Location blocks (604), the Hierarchical Location
The diameter of each several part successively decreases successively from top to bottom in block (604), axis and the support (1) of the first hydraulic cylinder (601)
Upper surface it is vertical.
2. a kind of square pipe process equipment according to claim 1, it is characterised in that：First detent mechanism (4)
Including fixed seat (401) and the 3rd hydraulic cylinder (402) placed on it, the 3rd push rod (403) of the 3rd hydraulic cylinder (402)
Top be fixed with backing plate (404), the backing plate (404) is provided with two locating pieces (405) of identical, two locating pieces
(405) straight line for being formed is parallel with the support (1) upper surface, and the distance between two described locating pieces (405) are more than
10mm, the diameter parallel of the 3rd hydraulic cylinder (402) in the upper surface of the support (1), lean on by two locating pieces (405)
The plane that one side wall of the nearly clamp system (5) is formed is vertical with the axis of the 3rd hydraulic cylinder (402).
3. a kind of square pipe process equipment according to claim 1, it is characterised in that：The clamp system (5) includes
It is provided with the fixed mount being respectively placed between first material-dropping hole (10) and second material-dropping hole (11), the support (1)
Second hydraulic cylinder (501), second push rod (503) of the second hydraulic cylinder (501) is through the fixed mount in its vertical direction
Upper slip, is provided with fixed plate (507) at the top of second push rod (503), fixed plate (507) bottom is near the support
(1) one end is connected with support plate (509), and the support plate (509) through second push rod by the first rubber spring (508)
(503) it is slidably connected with it, it is concentric on the fixed mount to be rotatably connected to first gear (504), the first gear (504)
It is concentric to be fixed with the second rubber spring (505), the first gear (504) and second rubber spring (505) jointly with
Second push rod (503) rotates connection, and first gear (504) side is provided with the second gear (506) of engagement, and described the
Two gears (506) are by being coaxial therewith the first motor-driven for being placed in the support (1) inner surface that the heart connects.
4. a kind of square pipe process equipment according to claim 3, it is characterised in that：On the first gear (504)
Fix bar (502) is further fixed on, the axle center of the excessively described first gear (504) of the fix bar (502) reaches respectively described
The top of one material-dropping hole (10) and the second material-dropping hole (11), the height of the fix bar (502) is higher than the second gear (506)
Upper surface, and the external diameter of the first gear (504), the second gear (506) and the fixed mount be less than described first
The distance of the side wall that material-dropping hole (10) and second material-dropping hole (11) are formed.
5. a kind of square pipe process equipment according to claim 4, it is characterised in that：Second rubber spring
(505) more than the maximum height of the square tube (7), second rubber spring (505) is maximum to be pressed the height under nature
Less than the minimum constructive height of the square tube (7), the both sides of the second rubber spring (505) sidewall symmetry are cut out height after contracting
Part, the distance of its side wall to the second rubber spring (505) axis is outer less than the maximum of second rubber spring (505)
The side wall formed after footpath, the fix bar (502) and cutaway portion is mutually perpendicular to the fix bar (502), the fix bar
(502) vertical with the parallel lines of each material-dropping hole, the maximum outside diameter of second rubber spring (505) is slightly larger than described first
The distance of the side wall that material-dropping hole (10) and second material-dropping hole (11) are formed.
6. a kind of square pipe process equipment according to claim 1, it is characterised in that：The chamfer mechanism (3) includes
Gripper shoe (315) and slide bar (323) placed on it, on the slide bar (323) slide block (324), the support are slidably connected
Plate (315) is provided with the 4th hydraulic cylinder (321), the 4th push rod (322) and the slide block of the 4th hydraulic cylinder (321)
(324) fixed, the axis of the 4th hydraulic cylinder (321) is vertical with the upper surface of the support (1), and the slide block (324) is leaned on
The side wall at nearly clamp system (5) end is provided with the first slide mechanism, and first slide mechanism includes the second motor
(331) and the second decelerator (332), the output end of second decelerator (332) is concentric to be connected with the first screw pair
(334), the first leading screw of first screw pair (334) is provided with oppositely oriented screw thread, and passes through respectively thereon
Two the first nuts (333) are arranged with chamfer angle component (343).
7. a kind of square pipe process equipment according to claim 6, it is characterised in that：Chamfer angle component (343) bag
Fixed plate (341) and square plate (3431) placed on it are included, fixed plate (341) rear side is provided with the 5th motor (342),
The square plate (3431) is rotated with the fixed plate (341) by the output shaft of the 5th motor (342) and is connected, described square
Plate (3431) is provided with the first L shaped plate (3432) and the second L shaped plate (3433), and first L shaped plate (3432) is fixed on described
On square plate (3431), second L shaped plate (3433) is slidably connected by chute (3439) with the square plate (3431), institute
State and connected by bolt (3436) between the first L shaped plate (3432) and second L shaped plate (3433), in two L shaped plates
Interior rose reamer (3435) and the outer rose reamer (3434) being placed in beside it are equipped with, the outer rose reamer (3434) is electric by the 6th
The output shaft rotation connection of motivation (3437), the outer rose reamer (3434) and the interior rose reamer (3435) are by the 3rd gear
(3438) engagement rotation connection.
8. a kind of square pipe process equipment according to claim 7, it is characterised in that：The bolt (3436) is provided with
Fixed column and pad, by the increase and decrease of the pad adjust first L shaped plate (3432) and second L shaped plate (3433) it
Between distance, the height of the outer rose reamer (3434) is higher than interior rose reamer (3435) 1mm-2mm, the interior rose reamer
(3435) and the outer rose reamer (3434) axis it is parallel with the output shaft of the 6th motor (3437), the described 6th is electric
The diameter parallel of the axis of motivation (3437) output shaft and the output shaft of the 5th motor (342).
9. a kind of square pipe process equipment according to claim 8, it is characterised in that：Gripper shoe (315) bottom
The second slide mechanism and the 3rd slide mechanism are respectively equipped with, second slide mechanism is placed on the 3rd slide mechanism, institute
The second slide mechanism is stated including three-motor (311) and the 3rd decelerator (312), the output of the 3rd decelerator (312)
End is concentric to be connected with the second screw pair (313), the top of second nut (314) of second screw pair (313)
Portion is fixed with the gripper shoe (315) bottom, and the 3rd slide mechanism includes the 4th motor (301) and the 4th decelerator
(302), the output end of the 4th decelerator (302) is concentric is connected with the 3rd screw pair (303), and described second slides
Mechanism is placed on the 3rd nut (304) of the 3rd screw pair (303), the axle of second screw pair (313)
The axis of line and the 3rd screw pair (303) is mutually perpendicular to.
10. according to a kind of arbitrary described square pipe process equipment of claim 1-9, it is characterised in that：On the support (1)
Be provided with control unit, first motor, second motor (331), the three-motor (311), the described 4th
It is motor (301), the 5th motor (342), the 6th motor (3437), the first hydraulic cylinder (601), described
Second hydraulic cylinder (501), the 3rd hydraulic cylinder (402) and the 4th hydraulic cylinder (321) are electric with described control unit respectively
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222378.1A CN106624178A (en) | 2016-12-27 | 2016-12-27 | Machining equipment for square tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611222378.1A CN106624178A (en) | 2016-12-27 | 2016-12-27 | Machining equipment for square tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624178A true CN106624178A (en) | 2017-05-10 |
Family
ID=58831818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611222378.1A Pending CN106624178A (en) | 2016-12-27 | 2016-12-27 | Machining equipment for square tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624178A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322169A (en) * | 2017-07-21 | 2017-11-07 | 中联精工（天津）有限公司 | A kind of new stamp tranquilizer |
| CN108436527A (en) * | 2018-05-11 | 2018-08-24 | 合肥鼎鑫模具有限公司 | A kind of clamp fixture for square tube |
| CN108996191A (en) * | 2018-07-23 | 2018-12-14 | 厦门保沣实业有限公司 | A kind of limiting device and its application method of the conveying of auxiliary sheet material |
| CN109514005A (en) * | 2018-12-31 | 2019-03-26 | 苏州市亿特隆科技有限公司 | A kind of pedestal facing attachment |
| WO2019128259A1 (en) * | 2017-12-28 | 2019-07-04 | 高邮市明源照明科技有限公司 | Batch cutting machine for square tubes |
| CN112077672A (en) * | 2020-08-21 | 2020-12-15 | 南京禹智智能科技有限公司 | Polishing device for inner wall of pipeline and working method thereof |
| CN112676866A (en) * | 2020-11-23 | 2021-04-20 | 马鞍山章鱼心网络科技服务有限公司 | Double-spring type square tube punching clamping device for machining |
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2016
- 2016-12-27 CN CN201611222378.1A patent/CN106624178A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322169A (en) * | 2017-07-21 | 2017-11-07 | 中联精工（天津）有限公司 | A kind of new stamp tranquilizer |
| CN107322169B (en) * | 2017-07-21 | 2024-04-19 | 大川精工(朝阳)有限公司 | Novel code printing stability-increasing device |
| WO2019128259A1 (en) * | 2017-12-28 | 2019-07-04 | 高邮市明源照明科技有限公司 | Batch cutting machine for square tubes |
| CN108436527A (en) * | 2018-05-11 | 2018-08-24 | 合肥鼎鑫模具有限公司 | A kind of clamp fixture for square tube |
| CN108436527B (en) * | 2018-05-11 | 2020-04-14 | 合肥鼎鑫模具有限公司 | A anchor clamps frock for square pipe |
| CN108996191A (en) * | 2018-07-23 | 2018-12-14 | 厦门保沣实业有限公司 | A kind of limiting device and its application method of the conveying of auxiliary sheet material |
| CN108996191B (en) * | 2018-07-23 | 2024-03-05 | 厦门保沣集团有限公司 | Limiting device for assisting sheet conveying and using method thereof |
| CN109514005A (en) * | 2018-12-31 | 2019-03-26 | 苏州市亿特隆科技有限公司 | A kind of pedestal facing attachment |
| CN112077672A (en) * | 2020-08-21 | 2020-12-15 | 南京禹智智能科技有限公司 | Polishing device for inner wall of pipeline and working method thereof |
| CN112077672B (en) * | 2020-08-21 | 2021-07-16 | 南京禹智智能科技有限公司 | Polishing device for inner wall of pipeline and working method thereof |
| CN112676866A (en) * | 2020-11-23 | 2021-04-20 | 马鞍山章鱼心网络科技服务有限公司 | Double-spring type square tube punching clamping device for machining |
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