CN109623417A - A kind of rotating machinery processing work platform - Google Patents

A kind of rotating machinery processing work platform Download PDF

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Publication number
CN109623417A
CN109623417A CN201910133747.7A CN201910133747A CN109623417A CN 109623417 A CN109623417 A CN 109623417A CN 201910133747 A CN201910133747 A CN 201910133747A CN 109623417 A CN109623417 A CN 109623417A
Authority
CN
China
Prior art keywords
umbrella tooth
lead screw
bar
motor
column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910133747.7A
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Chinese (zh)
Inventor
王平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha World Innovation Technology Co Ltd
Original Assignee
Changsha World Innovation Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changsha World Innovation Technology Co Ltd filed Critical Changsha World Innovation Technology Co Ltd
Priority to CN201910133747.7A priority Critical patent/CN109623417A/en
Publication of CN109623417A publication Critical patent/CN109623417A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • B23Q1/26Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q7/00Arrangements 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
    • B23Q7/02Arrangements 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 drums or rotating tables or discs

Abstract

The invention discloses a kind of rotating machinery processing work platforms, including pedestal, movable pulley, upright bar, sliding rail, limited block, sliding block, lifter plate, hydraulic cylinder, upright bar, platform, left column, right column, bearing, left rotary shaft, right spindle, character cut in bas-relief frame, the first umbrella tooth, motor cabinet, first motor and the second umbrella tooth etc.;The present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, it is multiple functional, the exchange number of accessory can be reduced, it after one machined surface completion of processing, turns an angle, next face to be processed is rotated on Working position and is processed, after processing all faces to be processed, stop and dismantle workpiece, reduces intermediate time waste, improve the efficiency of processing;Present invention dismounting is simple, and the processing cost of workpiece is low;Using effect of the invention is good, high in machining efficiency.

Description

A kind of rotating machinery processing work platform
Technical field
The present invention relates to technical field of mechanical processing, in particular to a kind of rotating machinery processing work platform.
Background technique
Currently, many machinery equipments be not its whole part manufacturings are completed in a factory, but by it is many specially Sharp factory completes jointly, and in the machinery positioning chip added-time, needing after installing workpiece on platen face first can be into Row machining, installation here includes positioning and clamping, and the height of the processing quality superiority and inferiority and productivity of processing part is suitable The influence of machine tooling positioning method is received in degree, special fixture is wanted according to the shape, size and technology of part to be processed The technique assembly asked and manufactured and designed.And it is existing be fixed with the matched workbench of fixture, cannot be according to processing Workpiece needs to come rotation transformation position, this makes the reduction of workpieces processing precision, while reducing labor productivity, improves life Produce cost.
Summary of the invention
The object of the invention is that solve the above-mentioned problems, and a kind of rotating machinery processing work platform is provided.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions: a kind of rotating machinery processing work platform, including Pedestal, movable pulley, upright bar, sliding rail, limited block, sliding block, lifter plate, hydraulic cylinder, upright bar, platform, left column, right column, bearing, Left rotary shaft, right spindle, character cut in bas-relief frame, the first umbrella tooth, motor cabinet, first motor and the second umbrella tooth;It is connected in the base lower surface There are four movable pulleies, and the base upper surface two sides are fixedly connected to a upright bar, are fixedly connected on the rod end There is a limited block, a sliding rail is fixedly connected on the upright bar medial surface;One is slidably connected on the sliding rail Sliding block is fixedly connected with a lifter plate between the sliding block, is fixedly connected with several upright bars on the lifter plate upper surface;Institute Stating hydraulic cylinder is two, and the fixing end of the hydraulic cylinder is fixedly connected on base upper surface two sides, the movable end of the hydraulic cylinder It is fixedly connected on lifter plate lower surface two sides;The platform is fixedly connected on rod end, solid on the left of the platform upper surface Surely it is connected with a left column, a right column is fixedly connected on the right side of the platform upper surface, is led on the left column top It crosses bearing and is connected with a left rotary shaft, a right spindle is connected with by bearing on the right column top, it is described A character cut in bas-relief frame is fixedly connected between left rotary shaft and right spindle;One is fixedly connected on right spindle right end outer surface One umbrella tooth is fixedly connected with a motor cabinet on the right column right side, is fixedly connected with one first on the motor cabinet Motor is fixedly connected with second umbrella tooth on the output shaft of the first motor, and second umbrella tooth and the first umbrella tooth are mutual Mesh together.
Preferably, further including the second motor, cross bar, vertical bar, right lead screw, right umbrella tooth, left lead screw, left umbrella tooth, driving umbrella Tooth, left slide, right slide, left axle sleeve, right axle sleeve, connecting rod, left grip block, right grip block, outer tube, inner tube, spring and piston; The character cut in bas-relief frame chamber interior upper end is fixedly connected with a cross bar, is fixedly connected with one on the character cut in bas-relief frame chamber interior bottom surface A second motor;A vertical bar, the vertical bar and character cut in bas-relief frame left side cavity are fixedly connected on the center of the cross bar lower surface It is connected with a left lead screw between locular wall, is connected with a right silk between the vertical bar and character cut in bas-relief frame right-side cavity locular wall Thick stick;It has been connected through a screw thread a left slide on the left lead screw, has been fixedly connected with a left umbrella tooth on the left lead screw right end, It has been connected through a screw thread a right slide on the right lead screw, has been fixedly connected with a right umbrella tooth on the right lead screw left end;Institute It states and is fixedly connected with a driving umbrella tooth on the output shaft of the second motor, the driving umbrella tooth is mutually nibbled with right umbrella tooth and left umbrella tooth It is combined;A left axle sleeve, the company of sliding on cross bar right end outer surface are slidably connected on the outer surface of the cross bar left end It is connected to a right axle sleeve, is fixedly connected by a connecting rod between the left axle sleeve and left slide and right axle sleeve and right slide Together;It is fixedly connected with a left grip block on the left axle sleeve, a right grip block is fixedly connected on the right axle sleeve, It is fixedly connected with an outer tube on the left grip block right side, is fixedly connected in one on the right grip block left side It manages, slidably connects a piston in the outer tube, a spring is fixedly connected on the piston left side, the piston is right Side is fixed together with inner tube.
Preferably, the left grip block and the L-shaped shape of right grip block.
Preferably, second motor is variable-frequency motor.
Preferably, the right lead screw and left lead screw are ball-screw.
Preferably, the bearing is ball bearing.
Preferably, the movable pulley is anti-skidding movable pulley.
Beneficial effects of the present invention:
(1) present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, multiple functional, it is possible to reduce accessory Number is exchanged, after a machined surface completion of processing, is turned an angle, it is enterprising that next face to be processed is rotated to Working position Row processing, after processing all faces to be processed, stops and dismantles workpiece, reduces intermediate time waste, improves and add The efficiency of work.
(2) present invention dismounting is simple, and the processing cost of workpiece is low, and component is not necessarily to complicated processing, and production cost is low, is suitble to big Scale is promoted.
(3) using effect of the invention is good, is controlled using mechanization, without human intervention, high in machining efficiency.
Detailed description of the invention
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is partial structure diagram of the invention.
1- pedestal;2- movable pulley;3- upright bar;4- sliding rail;5- limited block;6- sliding block;7- lifter plate;8- hydraulic cylinder;9- is vertical Bar;10- platform;11- left column;12- right column;13- bearing;14- left rotary shaft;15- right spindle;16- character cut in bas-relief frame;17- first Umbrella tooth;18- motor cabinet;19- first motor;The second umbrella tooth of 20-;The second motor of 21-;22- cross bar;23- vertical bar;The right lead screw of 24-; The right umbrella tooth of 25-;The left lead screw of 26-;The left umbrella tooth of 27-;28- drives umbrella tooth;The left slide of 29-;The right slide of 30-;31- left axle sleeve;32- is right Axle sleeve;33- connecting rod;The left grip block of 34-;The right grip block of 35-;36- outer tube;37- inner tube;38- spring;39- piston.
Specific embodiment
As depicted in figs. 1 and 2, present embodiment uses a kind of following technical scheme: rotating machinery processing work platform, Including pedestal 1, movable pulley 2, upright bar 3, sliding rail 4, limited block 5, sliding block 6, lifter plate 7, hydraulic cylinder 8, upright bar 9, platform 10, Zuo Li Column 11, right column 12, bearing 13, left rotary shaft 14, right spindle 15, character cut in bas-relief frame 16, the first umbrella tooth 17, motor cabinet 18, first motor 19 and second umbrella tooth 20;There are four movable pulley 2, the 1 upper surface two sides of pedestal are fixed to be connected for connection on 1 lower surface of pedestal It is connected to a upright bar 3, a limited block 5 is fixedly connected on 3 top of upright bar, is fixed on 3 medial surface of upright bar It is connected with a sliding rail 4;A sliding block 6 is slidably connected on the sliding rail 4, is fixedly connected with one between the sliding block 6 Lifter plate 7 is fixedly connected with several upright bars 9 on 7 upper surface of lifter plate;The hydraulic cylinder 8 is two, the hydraulic cylinder 8 Fixing end be fixedly connected on 1 upper surface two sides of pedestal, the movable end of the hydraulic cylinder 8 is fixedly connected on 7 lower surface of lifter plate Two sides;The platform 10 is fixedly connected on 9 top of upright bar, is fixedly connected with a left column on the left of 10 upper surface of platform 11,10 upper surface of the platform right side is fixedly connected with a right column 12, is lived on 11 top of left column by bearing 13 It is dynamic to be connected with a left rotary shaft 14, pass through bearing 13 on 12 top of right column and is connected with a right spindle 15, it is described A character cut in bas-relief frame 16 is fixedly connected between left rotary shaft 14 and right spindle 15;It is fixedly connected on the 15 right end outer surface of right spindle There is first umbrella tooth 17, a motor cabinet 18 is fixedly connected on 12 right side of right column, is consolidated on the motor cabinet 18 Surely it is connected with a first motor 19, second umbrella tooth 20 is fixedly connected on the output shaft of the first motor 19, it is described Second umbrella tooth 20 and the intermeshing of the first umbrella tooth 17 are together.
It as depicted in figs. 1 and 2, further include the second motor 21, cross bar 22, vertical bar 23, right lead screw 24, right umbrella tooth 25, left silk Thick stick 26, left umbrella tooth 27, driving umbrella tooth 28, left slide 29, right slide 30, left axle sleeve 31, right axle sleeve 32, connecting rod 33, left clamping Block 34, right grip block 35, outer tube 36, inner tube 37, spring 38 and piston 39;The 16 chamber interior upper end of character cut in bas-relief frame is fixedly connected There is a cross bar 22, is fixedly connected with second motor 21 on the 16 chamber interior bottom surface of character cut in bas-relief frame;Under the cross bar 22 It is fixedly connected with a vertical bar 23 on centre of surface position, is flexibly connected between the vertical bar 23 and 16 left side cavity locular wall of character cut in bas-relief frame There is a left lead screw 26, is connected with a right lead screw 24 between 16 right-side cavity locular wall of the vertical bar 23 and character cut in bas-relief frame;It is described It has been connected through a screw thread a left slide 29 on left lead screw 26, has been fixedly connected with a left umbrella tooth on left 26 right end of lead screw 27, a right slide 30 has been connected through a screw thread on the right lead screw 24, is fixedly connected with one on right 24 left end of lead screw Right umbrella tooth 25;A driving umbrella tooth 28, the driving umbrella tooth 28 and the right side are fixedly connected on the output shaft of second motor 21 Together with umbrella tooth 25 is intermeshed with left umbrella tooth 27;A left axle sleeve 31 is slidably connected on the 22 left end outer surface of cross bar, A right axle sleeve 32, the left axle sleeve 31 and left slide 29 and right axle sleeve 32 are slidably connected on the 22 right end outer surface of cross bar It is fixed together by a connecting rod 33 between right slide 30;A left side is fixedly connected on the left axle sleeve 31 Grip block 34, is fixedly connected with a right grip block 35 on the right axle sleeve 32, fixed on left 34 right side of grip block to connect It is connected to an outer tube 36, an inner tube 37, the company of sliding in the outer tube 36 are fixedly connected on right 35 left side of grip block It is connected to a piston 39, a spring 38,39 right side of piston and inner tube are fixedly connected on 39 left side of piston 37 are fixed together.
Wherein, the left grip block 34 and the L-shaped shape of right grip block 35;Second motor 21 is variable-frequency motor;Institute It states right lead screw 24 and left lead screw 26 is ball-screw;The bearing 13 is ball bearing;The movable pulley 2 is anti-skidding sliding Wheel.
Use state of the invention are as follows: then part is placed into left folder by the height that whole device is adjusted by hydraulic cylinder 8 It holds between block 34 and right grip block 35, the second motor 21 drives driving umbrella tooth 28 to rotate, and driving umbrella tooth 28 drives right 25 He of umbrella tooth Left umbrella tooth 27 rotates, so that right lead screw 24 and left lead screw 26 rotate, drives left slide 29 and right slide 30 mobile to center, And then clamped part using left grip block 34 and right grip block 35, after the processing is completed, motor cabinet 19 drives the second umbrella tooth 20 rotations realize the rotation of part, without removing part, to solve in background technique so that character cut in bas-relief frame 16 be driven to rotate Deficiency.
In the description of the present invention, it is to be understood that, term " coaxial ", " bottom ", " one end ", " top ", " middle part ", The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair Limitation of the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ", Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be with It is mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field For technical staff, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (7)

1. a kind of rotating machinery processing work platform, it is characterised in that: including pedestal (1), movable pulley (2), upright bar (3), sliding rail (4), limited block (5), sliding block (6), lifter plate (7), hydraulic cylinder (8), upright bar (9), platform (10), left column (11), right column (12), bearing (13), left rotary shaft (14), right spindle (15), character cut in bas-relief frame (16), the first umbrella tooth (17), motor cabinet (18), the first electricity Machine (19) and the second umbrella tooth (20);
There are four movable pulley (2) for connection on pedestal (1) lower surface, and pedestal (1) the upper surface two sides are fixedly connected to One upright bar (3), is fixedly connected to a limited block (5) on upright bar (3) top, on upright bar (3) medial surface It is fixedly connected with a sliding rail (4);
A sliding block (6) is slidably connected on the sliding rail (4), is fixedly connected with a lifter plate between the sliding block (6) (7), several upright bars (9) are fixedly connected on lifter plate (7) upper surface;
The hydraulic cylinder (8) is two, and the fixing end of the hydraulic cylinder (8) is fixedly connected on pedestal (1) upper surface two sides, described The movable end of hydraulic cylinder (8) is fixedly connected on lifter plate (7) lower surface two sides;
The platform (10) is fixedly connected on upright bar (9) top, is fixedly connected with one on the left of platform (10) upper surface Left column (11), platform (10) the upper surface right side are fixedly connected with a right column (12), left column (11) top It is upper to be connected with a left rotary shaft (14) by bearing (13), connected on right column (12) top by bearing (13) activity It is connected to a right spindle (15), a character cut in bas-relief frame (16) is fixedly connected between the left rotary shaft (14) and right spindle (15);
First umbrella tooth (17), right column (12) right side are fixedly connected on right spindle (15) the right end outer surface On be fixedly connected with a motor cabinet (18), be fixedly connected with a first motor (19) on the motor cabinet (18), described It is fixedly connected with second umbrella tooth (20) on the output shaft of one motor (19), second umbrella tooth (20) and the first umbrella tooth (17) Intermeshing is together.
2. a kind of rotating machinery processing work platform according to claim 1, it is characterised in that: further include the second motor (21), cross bar (22), vertical bar (23), right lead screw (24), right umbrella tooth (25), left lead screw (26), left umbrella tooth (27), driving umbrella tooth (28), left slide (29), right slide (30), left axle sleeve (31), right axle sleeve (32), connecting rod (33), left grip block (34), right folder Hold block (35), outer tube (36), inner tube (37), spring (38) and piston (39);
Character cut in bas-relief frame (16) the chamber interior upper end is fixedly connected with a cross bar (22), character cut in bas-relief frame (16) the chamber interior bottom Second motor (21) is fixedly connected on face;
A vertical bar (23), the vertical bar (23) and character cut in bas-relief frame are fixedly connected on cross bar (22) the lower surface center (16) a left lead screw (26), the vertical bar (23) and character cut in bas-relief frame (16) right-side cavity locular wall are connected between left side cavity locular wall Between be connected with a right lead screw (24);
It has been connected through a screw thread a left slide (29) on the left lead screw (26), has been fixedly connected on left lead screw (26) right end There is a left umbrella tooth (27), a right slide (30), the right lead screw (24) have been connected through a screw thread on the right lead screw (24) A right umbrella tooth (25) is fixedly connected on left end;
A driving umbrella tooth (28), the driving umbrella tooth (28) and the right side are fixedly connected on the output shaft of second motor (21) Umbrella tooth (25) and left umbrella tooth (27) intermeshing are together;
A left axle sleeve (31) is slidably connected on cross bar (22) the left end outer surface, on cross bar (22) the right end outer surface Slidably connect a right axle sleeve (32), the left axle sleeve (31) and left slide (29) and right axle sleeve (32) and right slide (30) it Between be fixed together by a connecting rod (33);
It is fixedly connected with a left grip block (34) on the left axle sleeve (31), is fixedly connected with one on the right axle sleeve (32) Right grip block (35) is fixedly connected with an outer tube (36), the right grip block (35) on left grip block (34) right side It is fixedly connected with an inner tube (37) on left side, a piston (39), the piston are slidably connected in the outer tube (36) (39) spring (38) is fixedly connected on left side, piston (39) right side and inner tube (37) are fixedly connected on one It rises.
3. a kind of rotating machinery processing work platform according to claim 2, it is characterised in that: the left grip block (34) and The right L-shaped shape of grip block (35).
4. a kind of rotating machinery processing work platform according to claim 2, it is characterised in that: second motor (21) is Variable-frequency motor.
5. a kind of rotating machinery processing work platform according to claim 2, it is characterised in that: the right lead screw (24) and a left side Lead screw (26) is ball-screw.
6. a kind of rotating machinery processing work platform according to claim 1, it is characterised in that: the bearing (13) is ball Bearing.
7. a kind of rotating machinery processing work platform according to claim 1, it is characterised in that: the movable pulley (2) is anti- Sliding movable pulley.
CN201910133747.7A 2019-02-22 2019-02-22 A kind of rotating machinery processing work platform Pending CN109623417A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910133747.7A CN109623417A (en) 2019-02-22 2019-02-22 A kind of rotating machinery processing work platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910133747.7A CN109623417A (en) 2019-02-22 2019-02-22 A kind of rotating machinery processing work platform

Publications (1)

Publication Number Publication Date
CN109623417A true CN109623417A (en) 2019-04-16

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110480246A (en) * 2019-09-02 2019-11-22 薛飞炀 A kind of workpiece device that may be reversed and rotate
CN111001975A (en) * 2019-12-26 2020-04-14 唐山学院 Welding workbench
CN111687456A (en) * 2020-04-28 2020-09-22 东莞市固达机械制造有限公司 Numerical control double-side milling machine with rotary workbench

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201324941Y (en) * 2008-11-27 2009-10-14 江阴纳尔捷机器人有限公司 Dual-shaft rotary worktable
WO2015196207A1 (en) * 2014-06-20 2015-12-23 GroupeSTAHL Table for weeding heat transfers
CN107414517A (en) * 2017-08-15 2017-12-01 林博文 One kind machining universal bracket
CN108481099A (en) * 2018-06-02 2018-09-04 马鞍山市飞达波纹管制造有限公司 A kind of clamping device based on metal bellows processing polishing
CN109353960A (en) * 2018-11-27 2019-02-19 国网山东省电力公司烟台供电公司 A kind of motor vehicle repair lifting machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201324941Y (en) * 2008-11-27 2009-10-14 江阴纳尔捷机器人有限公司 Dual-shaft rotary worktable
WO2015196207A1 (en) * 2014-06-20 2015-12-23 GroupeSTAHL Table for weeding heat transfers
CN107414517A (en) * 2017-08-15 2017-12-01 林博文 One kind machining universal bracket
CN108481099A (en) * 2018-06-02 2018-09-04 马鞍山市飞达波纹管制造有限公司 A kind of clamping device based on metal bellows processing polishing
CN109353960A (en) * 2018-11-27 2019-02-19 国网山东省电力公司烟台供电公司 A kind of motor vehicle repair lifting machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110480246A (en) * 2019-09-02 2019-11-22 薛飞炀 A kind of workpiece device that may be reversed and rotate
CN111001975A (en) * 2019-12-26 2020-04-14 唐山学院 Welding workbench
CN111687456A (en) * 2020-04-28 2020-09-22 东莞市固达机械制造有限公司 Numerical control double-side milling machine with rotary workbench

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Application publication date: 20190416

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