CN205205858U - Machine is assembled to underground pipe gallery - Google Patents

Machine is assembled to underground pipe gallery Download PDF

Info

Publication number
CN205205858U
CN205205858U CN201520904958.3U CN201520904958U CN205205858U CN 205205858 U CN205205858 U CN 205205858U CN 201520904958 U CN201520904958 U CN 201520904958U CN 205205858 U CN205205858 U CN 205205858U
Authority
CN
China
Prior art keywords
pedestal
hydraulic
crossbeam
hydraulic motor
hydraulic jack
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.)
Active
Application number
CN201520904958.3U
Other languages
Chinese (zh)
Inventor
赵静一
何东博
杨璐
戎少峰
秦靖
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.)
Yanshan University
Original Assignee
Yanshan University
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 Yanshan University filed Critical Yanshan University
Priority to CN201520904958.3U priority Critical patent/CN205205858U/en
Application granted granted Critical
Publication of CN205205858U publication Critical patent/CN205205858U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Lining And Supports For Tunnels (AREA)

Abstract

The utility model provides a machine is assembled to underground pipe gallery, it is main including the ground low groove, the guide rail, the sliding block, the fixture block, hydraulic motor A, the connecting block, the trolley frame, supporting legs, the crossbeam, the tie -beam, hydraulic power unit, the girder, hydraulic cylinder A, the track, slide mechanism, pulley A, the connecting axle, the stationary blade, the walking base, hydraulic pressure hoist engine base, the hydraulic pressure hoist engine, the reel, the hoist base, a separation plate, the connecting rod, round pin axle A, pulley B, hydraulic motor B, the gear, hydraulic motor C, the connecting block, hydraulic cylinder B, crossbeam A, a pedestal, the connection piece, Y is to connection base, crossbeam B, X is to connection base, hydraulic cylinder C, Z is to connection base A and Z to connection base B etc. The utility model discloses have the full hydraulic pressure system drive's of 6 -degree of freedom machine is assembled to underground pipe gallery, the dislocation precision is steerable at the 2mm within range, and enable the product along three axis directions slowly slide, rotatory accuracy takes one's place, practices thrift manpower and materials, reduces the construction cost, improves the efficiency of construction, gathers in the crops higher economic benefits.

Description

A kind of underground pipe gallery assembling machine
Technical field the utility model relates to a kind of assembling machine.
The current domestic underground pipe gallery construction of background technology is all adopt the assembling system with Three Degree Of Freedom.Assembling system, primarily of level, radial direction, lifting moving oil cylinder composition, achieves the mechanization of piping lane movement.Its weak point: the centering of piping lane, great majority such as in place, assembled or by manual work, not only wasting manpower and material resources, increase construction cost, and can not make piping lane Dock With Precision Position, also greatly reduce the efficiency of construction, directly affect economic benefit.
Utility model content the purpose of this utility model is to provide a kind of underground pipe gallery assembling machine having six degree of freedom full hydraulic system and drive, dislocation precision can be controlled in ± 2mm within the scope of, and product can be made accurately in place along the slow slippage of three axis directions, rotation, use manpower and material resources sparingly, reduce construction cost, improve efficiency of construction, gather in the crops the underground pipe gallery assembling machine of higher economic benefit.
The utility model mainly comprises soil trench, guide rail, sliding shoe, fixture block, hydraulic motor A, contiguous block, trolley frame, supporting leg, crossbeam, tie-beam, hydraulic power unit, girder, hydraulic jack A, track, slide mechanism, pulley A, connecting axle, stator, walking pedestal, hydraulic winch pedestal, hydraulic winch, reel, suspender pedestal, dividing plate, connecting rod, bearing pin A, pulley B, hydraulic motor B, gear, hydraulic motor C, contiguous block, hydraulic jack B, crossbeam A, pedestal, brace, Y-direction connects pedestal, crossbeam B, X is to connection pedestal, bearing pin B, bearing pin C, bearing pin D, connecting pin, hydraulic jack C, Z-direction connects pedestal A and is connected pedestal B with Z-direction.Wherein, the cross section at soil trench two ends is trapezoidal, is fixedly connected with one group of guide rail be parallel to each other at the soffit of soil trench, and the cross section of guide rail can be square, I shape etc., and the cross section of best guide rail is I shape.Two drive cars are connected in the top movable of each guide rail.Drive car is made up of hydraulic motor A, contiguous block, sliding shoe, the lower removable connection guide rail of sliding shoe, the cross section of sliding shoe is undercut shape, preferably on two inwalls of sliding shoe, be fixedly connected with fixture block, this fixture block is placed in the groove of guide rail both sides of I shape.Be provided with axially extending bore at the middle part of sliding shoe, the output shaft of hydraulic motor A is plugged in the axially extending bore in the middle part of sliding shoe.Contiguous block is provided with on the top of sliding shoe.The contiguous block upper end of two drive cars on same guide rail, is connected by a trolley frame, and trolley frame is the rectangle housing of hollow.The top of each trolley frame is equipped with one group of supporting leg, and often organize supporting leg and be made up of two supporting legs, the lower end of two supporting legs links together with the two ends of trolley frame respectively, and cross section is dove-tail form.Often a group midleg is connected by connecting cross beam.All be connected by a tie-beam between the upper end often organizing supporting leg, a tie-beam upper surface wherein, is fixedly connected with a hydraulic power unit.Be fixedly connected with girder at the two ends of tie-beam, girder is placed in the upper end of supporting leg.The top of every root girder is provided with a hydraulic jack A, and the fixed end of hydraulic jack A is fixed on girder.The top of every root girder is equipped with track, and each gliding in tracks connects two slide mechanisms, and slide mechanism comprises pulley A, connecting axle and stator.The middle part of each pulley A is provided with through hole, and through hole interpolation spindle in succession, the two ends of connecting axle are provided with stator.Be fixedly connected with walking pedestal on the top of four slide mechanisms, walking pedestal be can cuboid, square etc., and preferably walking pedestal is cuboid.The free end of above-mentioned hydraulic jack A piston rod is fixed on the sidewall of walking pedestal.Hydraulic winch pedestal is fixedly connected with on the top of walking pedestal.The top of hydraulic winch pedestal is provided with hydraulic winch, and the middle part of hydraulic winch pedestal and walking pedestal is provided with strip through-hole.On the reel of hydraulic winch, be provided with four wire rope.Suspender pedestal is the square casing of front and back opening, at the two ends of suspender base interior, be fixedly connected with one group of dividing plate respectively, be respectively dividing plate A and dividing plate B, often organize grafting connecting rod between dividing plate and adjacent suspender pedestal sidewall, often organizing between dividing plate, be provided with bearing pin A, the top of bearing pin A is plugged on connecting rod.Between dividing plate A and adjacent suspender pedestal sidewall, between dividing plate B and dividing plate A, be equipped with pulley B, the middle part of pulley B is plugged on connecting rod.The free end of above-mentioned four wire rope is connected with the pulley B in suspender pedestal respectively.In the bottom of suspender pedestal, be fixedly connected with a hydraulic motor B, the free end of the output shaft of hydraulic motor B is threaded connection, and is meshed with the boss side inwall of gear.Preferably at the free end of the boss opposite side inwall of gear and the output shaft of hydraulic motor C, be threaded connection and be meshed.The soffit of gear is fixedly connected with a contiguous block, and the bottom of contiguous block is connected with the fixed end of two hydraulic jack B respectively, and the free end of hydraulic cylinder B piston rod is connected with the upper surface of crossbeam A.Be provided with one group of pedestal at the upper surface of crossbeam A, pedestal is fixedly connected with one group of brace, the middle part of each brace is provided with through hole, and pedestal forms with brace and is connected pedestal.Connect in pedestal in the Y-direction of the upper surface of crossbeam A, be connected by the lower removable of bolt with above-mentioned bearing pin A.At the soffit of crossbeam A and the upper surface of crossbeam B, corresponding position is equipped with one group of X to connection pedestal, be connected by the top movable of bolt with bearing pin B to connection pedestal at the X of the soffit of crossbeam A, the X of the upper surface of crossbeam B is connected to connection pedestal by the lower removable of bolt with bearing pin C.Four connecting pins are provided with at the upper surface of crossbeam B.Be connected by hydraulic jack C between crossbeam B with crossbeam A, the fixed end of hydraulic jack C is connected pedestal A by bolt with Z-direction and is connected, and Z-direction connects pedestal A and is fixed on the sidewall of crossbeam B.The free end of hydraulic jack C piston rod is connected pedestal B by bearing pin D with Z-direction and is connected, and Z-direction connects pedestal B and is fixed on the sidewall of crossbeam A.Hydraulic power unit respectively with driving hydraulic motor A, hydraulic jack A, hydraulic winch, hydraulic motor B, hydraulic motor C, hydraulic jack B and hydraulic jack C, be connected by oil pipe.
The utility model in use, set along guide rail direction of advance be X-axis positive direction, outward direction vertical with guide rail be Y-axis positive direction, upward direction perpendicular to the ground is Z axis positive direction.In soil trench, first piece of piping lane is placed on the position of specifying on request, prepare to splice with second piece of piping lane, second piece of piping lane is transported to assembled scene, and have good positioning with the crossbeam B under the hydraulic winch of assembling machine, hydraulic winch motor is started after location, hydraulic winch motor drives elevator to rotate, piping lane rises to assigned address simultaneously, complete the lifting of piping lane, hydraulic motor A drives slide mechanism to make piping lane and complete machine advance and arrive assigned address, again start hydraulic winch motor, hydraulic winch motor drives elevator to make piping lane drop to assigned address, if find that second piece of piping lane and first piece of piping lane right position can not align very well, hydraulic jack A on adjustable girder, walking pedestal on hydraulic jack A girder is moved left and right along Y direction, finally carry out the Dock With Precision Position of having finely tuned piping lane, hydraulic motor B driven wheel below elevator hanging position rotates and realizes the rotation of piping lane around Z axis, the hydraulic jack B at hanger beam A place can drive crossbeam A that piping lane is rotated around X-direction, the hydraulic jack C of connecting cross beam A and crossbeam B can drive crossbeam B that piping lane is rotated around Y direction, after several trimming movement like this complete, underground pipe gallery first piece and the Dock With Precision Position of second piece can be realized.After docking, complete machine prepares lifting the 3rd piece of underground pipe gallery back to the predetermined area, by that analogy, finally completes the splicing engineering of whole piece circuit underground pipe gallery.In use, whole employing hydraulic-driven, hydraulic power unit (this can) is by hydraulically powered mode, hydraulic power unit respectively with driving hydraulic motor A, hydraulic jack A, hydraulic winch, hydraulic motor B, hydraulic motor C, hydraulic jack B and hydraulic jack C, be connected by oil pipe.
The utility model compared with prior art tool has the following advantages: have the underground pipe gallery assembling machine that six degree of freedom full hydraulic system drives, dislocation precision can be controlled in ± 2mm within the scope of, and product can be made accurately in place along the slow slippage of three axis directions, rotation, use manpower and material resources sparingly, reduce construction cost, improve efficiency of construction, gather in the crops higher economic benefit.
Accompanying drawing explanation
Fig. 1 is three-dimensional simplified schematic diagram of the present utility model;
Fig. 2 is that the utility model amplifies sketch along x, y, z direction of principal axis rotational structure;
Fig. 3 is the three-dimensional simplified schematic diagram of slide mechanism of the present utility model.
Detailed description of the invention is in the simplified schematic diagram of the present utility model shown in Fig. 1, Fig. 2 and Fig. 3, and the cross section at soil trench 1 two ends is trapezoidal, is fixedly connected with one group of guide rail be parallel to each other 2 at the soffit of soil trench, and the cross section of guide rail is I shape.Two drive cars are connected in the top movable of each guide rail.Drive car is made up of hydraulic motor A, contiguous block, sliding shoe, the lower removable connection guide rail of sliding shoe 3, the cross section of sliding shoe is undercut shape, on two inwalls of sliding shoe, be fixedly connected with fixture block 4, this fixture block is placed in the groove of guide rail both sides of I shape.Be provided with axially extending bore at the middle part of sliding shoe, the output shaft of hydraulic motor A5 is plugged in the axially extending bore in the middle part of sliding shoe.Contiguous block 6 is provided with on the top of sliding shoe.The contiguous block upper end of two drive cars on same guide rail, be connected by a trolley frame 7, trolley frame is the rectangle housing of hollow.The top of each trolley frame is equipped with one group of supporting leg 8, and often organize supporting leg and be made up of two supporting legs, the lower end of two supporting legs links together with the two ends of trolley frame respectively, and cross section is dove-tail form.Often a group midleg is connected by connecting cross beam 9.All be connected by a tie-beam 10 between the upper end often organizing supporting leg, a tie-beam upper surface wherein, is fixedly connected with a hydraulic power unit 11.Be fixedly connected with girder 12 at the two ends of tie-beam, girder is placed in the upper end of supporting leg.The top of every root girder is provided with a hydraulic jack A13, and the fixed end of hydraulic jack A is fixed on girder.The top of every root girder is equipped with track 14, and each gliding in tracks connects two slide mechanisms 15, and slide mechanism comprises pulley A, connecting axle and stator.The middle part of each pulley A16 is provided with through hole, and through hole interpolation is spindle 17 in succession, and the two ends of connecting axle are provided with stator 18.Be fixedly connected with walking pedestal 19 on the top of four slide mechanisms, walking pedestal is cuboid.The free end of above-mentioned hydraulic jack A piston rod is fixed on the sidewall of walking pedestal.Hydraulic winch pedestal 20 is fixedly connected with on the top of walking pedestal.The top of hydraulic winch pedestal is provided with hydraulic winch 21, and the middle part of hydraulic winch pedestal and walking pedestal is provided with strip through-hole.On the reel 22 of hydraulic winch, be provided with four wire rope.Suspender pedestal 23 is the square casing of front and back opening, at the two ends of suspender base interior, be fixedly connected with one group of dividing plate 24 respectively, be respectively dividing plate A and dividing plate B, often organize grafting connecting rod 25 between dividing plate and adjacent suspender pedestal sidewall, often organizing between dividing plate, be provided with bearing pin A26, the top of bearing pin A is plugged on connecting rod.Between dividing plate A and adjacent suspender pedestal sidewall, between dividing plate B and dividing plate A, be equipped with pulley B27, the middle part of pulley B is plugged on connecting rod.The free end of above-mentioned four wire rope is connected with the pulley B in suspender pedestal respectively.In the bottom of suspender pedestal, be fixedly connected with a hydraulic motor B28, the free end of the output shaft of hydraulic motor B is threaded connection, and is meshed with the boss side inwall of gear 29.At the free end of the boss opposite side inwall of gear and the output shaft of hydraulic motor C30, be threaded connection and be meshed.The soffit of gear is fixedly connected with a contiguous block 31, and the bottom of contiguous block is connected with the fixed end of two hydraulic jack B32 respectively, and the free end of hydraulic cylinder B piston rod is connected with the upper surface of crossbeam A33.Be provided with one group of pedestal 34 at the upper surface of crossbeam A, pedestal is fixedly connected with one group of brace 35, the middle part of each brace is provided with through hole, and pedestal forms with brace and is connected pedestal.Connect in pedestal 36 in the Y-direction of the upper surface of crossbeam A, be connected by the lower removable of bolt with above-mentioned bearing pin A.At the soffit of crossbeam A and the upper surface of crossbeam B37, corresponding position is equipped with one group of X to connection pedestal 38, be connected by the top movable of bolt with bearing pin B39 to connection pedestal at the X of the soffit of crossbeam A, the X of the upper surface of crossbeam B is connected to connection pedestal by the lower removable of bolt with bearing pin B.Four connecting pins 40 are provided with at the upper surface of crossbeam B.Be connected by hydraulic jack C41 between crossbeam B with crossbeam A, the fixed end of hydraulic jack C is connected pedestal A42 by bolt with Z-direction and is connected, and Z-direction connects pedestal A and is fixed on the sidewall of crossbeam B.The free end of hydraulic jack C piston rod is connected pedestal B44 by bearing pin C43 with Z-direction and is connected, and Z-direction connects pedestal B and is fixed on the sidewall of crossbeam A.Hydraulic Station respectively with driving hydraulic motor A, hydraulic jack A, hydraulic winch, hydraulic motor B, hydraulic motor C, hydraulic jack B and hydraulic jack C, be connected by oil pipe.

Claims (5)

1. a underground pipe gallery assembling machine, mainly comprises soil trench, guide rail, sliding shoe, fixture block, hydraulic motor A, contiguous block, trolley frame, supporting leg, crossbeam, tie-beam, hydraulic power unit, girder, hydraulic jack A, track, slide mechanism, pulley A, connecting axle, stator, walking pedestal, hydraulic winch pedestal, hydraulic winch, reel, suspender pedestal, dividing plate, connecting rod, bearing pin A, pulley B, hydraulic motor B, gear, hydraulic motor C, contiguous block, hydraulic jack B, crossbeam A, pedestal, brace, Y-direction connects pedestal, crossbeam B, X is to connection pedestal, bearing pin B, bearing pin C, connecting pin, hydraulic jack C, Z-direction connects pedestal A and is connected pedestal B with Z-direction, it is characterized in that: the cross section at soil trench two ends is trapezoidal, be fixedly connected with one group of guide rail be parallel to each other at the soffit of soil trench, connect two drive cars in the top movable of each guide rail, drive car is by hydraulic motor A, contiguous block, sliding shoe forms, the lower removable connection guide rail of sliding shoe, the cross section of sliding shoe is undercut shape, axially extending bore is provided with at the middle part of sliding shoe, the output shaft of hydraulic motor A is plugged in the axially extending bore in the middle part of sliding shoe, contiguous block is provided with on the top of sliding shoe, the contiguous block upper end of two drive cars on same guide rail, be connected by a trolley frame, trolley frame is the rectangle housing of hollow, the top of each trolley frame is equipped with one group of supporting leg, often organize supporting leg to be made up of two supporting legs, the lower end of two supporting legs links together with the two ends of trolley frame respectively, cross section is dove-tail form, often a group midleg is connected by connecting cross beam, all be connected by a tie-beam between the upper end often organizing supporting leg, a tie-beam upper surface wherein, be fixedly connected with a hydraulic power unit, girder is fixedly connected with at the two ends of tie-beam, girder is placed in the upper end of supporting leg, the top of every root girder is provided with a hydraulic jack A, the fixed end of hydraulic jack A is fixed on girder, the top of every root girder is equipped with track, each gliding in tracks connects two slide mechanisms, slide mechanism comprises pulley A, connecting axle and stator, the middle part of each pulley A is provided with through hole, through hole interpolation spindle in succession, the two ends of connecting axle are provided with stator, be fixedly connected with walking pedestal on the top of four slide mechanisms, the free end of above-mentioned hydraulic jack A piston rod is fixed on the sidewall of walking pedestal, is fixedly connected with hydraulic winch pedestal on the top of walking pedestal, the top of hydraulic winch pedestal is provided with hydraulic winch, and the middle part of hydraulic winch pedestal and walking pedestal is provided with strip through-hole, on the reel of hydraulic winch, be provided with four wire rope, suspender pedestal is the square casing of front and back opening, at the two ends of suspender base interior, be fixedly connected with one group of dividing plate respectively, be respectively dividing plate A and dividing plate B, often organize grafting connecting rod between dividing plate and adjacent suspender pedestal sidewall, often organizing between dividing plate, be provided with bearing pin A, the top of bearing pin A is plugged on connecting rod, between dividing plate A and adjacent suspender pedestal sidewall, between dividing plate B and dividing plate A, be equipped with pulley B, the middle part of pulley B is plugged on connecting rod, the free end of above-mentioned four wire rope is connected with the pulley B in suspender pedestal respectively, in the bottom of suspender pedestal, be fixedly connected with a hydraulic motor B, the free end of the output shaft of hydraulic motor B is threaded connection, be meshed with the boss side inwall of gear, the soffit of gear is fixedly connected with a contiguous block, the bottom of contiguous block is connected with the fixed end of two hydraulic jack B respectively, the free end of hydraulic cylinder B piston rod is connected with the upper surface of crossbeam A, one group of pedestal is provided with at the upper surface of crossbeam A, pedestal is fixedly connected with one group of brace, the middle part of each brace is provided with through hole, pedestal forms with brace and is connected pedestal, connect in pedestal in the Y-direction of the upper surface of crossbeam A, be connected by the lower removable of bolt with above-mentioned bearing pin A, at the soffit of crossbeam A and the upper surface of crossbeam B, corresponding position is equipped with one group of X to connection pedestal, be connected by the top movable of bolt with bearing pin B to connection pedestal at the X of the soffit of crossbeam A, the X of the upper surface of crossbeam B is connected to connection pedestal by the lower removable of bolt with bearing pin B, four connecting pins are provided with at the upper surface of crossbeam B, be connected by hydraulic jack C between crossbeam B with crossbeam A, the fixed end of hydraulic jack C is connected pedestal A by bolt with Z-direction and is connected, Z-direction connects pedestal A and is fixed on the sidewall of crossbeam B, the free end of hydraulic jack C piston rod is connected pedestal B by bearing pin C and is connected with Z-direction, Z-direction connects pedestal B and is fixed on the sidewall of crossbeam A, Hydraulic Station respectively with driving hydraulic motor A, hydraulic jack A, hydraulic winch, hydraulic motor B, hydraulic motor C, hydraulic jack B and hydraulic jack C, be connected by oil pipe.
2. a kind of underground pipe gallery assembling machine according to claim 1, is characterized in that: the cross section of guide rail is I shape.
3. a kind of underground pipe gallery assembling machine according to claim 1, is characterized in that: on two inwalls of sliding shoe, be fixedly connected with fixture block, this fixture block is placed in the groove of guide rail both sides of I shape.
4. a kind of underground pipe gallery assembling machine according to claim 1, is characterized in that: walking pedestal is cuboid.
5. a kind of underground pipe gallery assembling machine according to claim 1, is characterized in that: at the free end of the boss opposite side inwall of gear and the output shaft of hydraulic motor C, be threaded connection and be meshed.
CN201520904958.3U 2015-11-13 2015-11-13 Machine is assembled to underground pipe gallery Active CN205205858U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520904958.3U CN205205858U (en) 2015-11-13 2015-11-13 Machine is assembled to underground pipe gallery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520904958.3U CN205205858U (en) 2015-11-13 2015-11-13 Machine is assembled to underground pipe gallery

Publications (1)

Publication Number Publication Date
CN205205858U true CN205205858U (en) 2016-05-04

Family

ID=55843586

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520904958.3U Active CN205205858U (en) 2015-11-13 2015-11-13 Machine is assembled to underground pipe gallery

Country Status (1)

Country Link
CN (1) CN205205858U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332389A (en) * 2015-11-13 2016-02-17 燕山大学 Underground pipe rack erector
CN105971014A (en) * 2016-07-12 2016-09-28 中国电建集团昆明勘测设计研究院有限公司 Steel-structural urban comprehensive pipe rack
CN108708397A (en) * 2018-08-08 2018-10-26 中铁四局集团第四工程有限公司 The paving frame method of underground pipe gallery standard knot

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332389A (en) * 2015-11-13 2016-02-17 燕山大学 Underground pipe rack erector
CN105971014A (en) * 2016-07-12 2016-09-28 中国电建集团昆明勘测设计研究院有限公司 Steel-structural urban comprehensive pipe rack
CN108708397A (en) * 2018-08-08 2018-10-26 中铁四局集团第四工程有限公司 The paving frame method of underground pipe gallery standard knot
CN108708397B (en) * 2018-08-08 2020-09-25 中铁四局集团第四工程有限公司 Frame laying method for standard sections of underground pipe gallery

Similar Documents

Publication Publication Date Title
CN105332389A (en) Underground pipe rack erector
CN204277352U (en) A kind of L-type positioner
CN205205858U (en) Machine is assembled to underground pipe gallery
CN103010735A (en) Article shifting device
CN103978470A (en) Multi-angle position changing machine
CN104444156A (en) Workpiece transfer trolley for production
CN204108575U (en) A kind of welding clamping tooling of hexagon steel tube tower
CN204417032U (en) Shears-type electric jack
CN103896073B (en) A kind of hoisting chain piles chain machine and heap chain method thereof automatically
CN203684019U (en) Height and span adjustable track laying machine for subway construction
CN203809005U (en) Compact mine quarrying machine
CN107117564A (en) A kind of apparatus for work with turning function
CN203380552U (en) Repair welding positioner for movable arm of giant excavator
CN204728797U (en) Electric up-down mast
CN205206263U (en) Mechanism that plasters of power and equipment separation
CN104912374A (en) Electric ascending and descending mast
CN104096906B (en) Automatic cutting machine for long pipes
CN203807057U (en) Electric lifting table
CN205023800U (en) Hawser formula lifts car
CN204941570U (en) Rail-mounted hydraulic pressure ditch cable trench trolley formwork system
CN201988926U (en) Z axis lifting structure of portal boring and milling machining center
CN203875867U (en) Multi-angle positioner
CN209635797U (en) Novel large reactor rotates die device
CN108545684B (en) Three-dimensional segmentation turnover platform for turning over
CN102465686B (en) Rolling machine moving device for novel tower-type pumping unit

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant