CN110076268B - Quick processingequipment of soil nail locator card - Google Patents
Quick processingequipment of soil nail locator card Download PDFInfo
- Publication number
- CN110076268B CN110076268B CN201910445465.0A CN201910445465A CN110076268B CN 110076268 B CN110076268 B CN 110076268B CN 201910445465 A CN201910445465 A CN 201910445465A CN 110076268 B CN110076268 B CN 110076268B
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- China
- Prior art keywords
- steel bar
- handle
- limiting
- positioning clamp
- positioning
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- 239000002689 soil Substances 0.000 title claims abstract description 56
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 74
- 239000010959 steel Substances 0.000 claims abstract description 74
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 238000005452 bending Methods 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F45/00—Wire-working in the manufacture of other particular articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a quick processing device for a soil nail positioning clamp, which comprises a stand formed by four legs and a U-shaped stand table top, a bending driving mechanism comprising a handle, a handle limiting and supporting rotating shaft, a handle limiting member and a handle stopping member, and a steel bar clamping and limiting mechanism comprising a lower supporting plate, limiting steel bars, an upper pressing plate, a positioning clamp steel bar extending groove and a steel bar centering positioning lug. During operation, the handle rotates around the shaft at will within a limited range, the two ends of the reinforcing steel bar of the positioning clamp to be processed are held flat and are placed on the centering positioning lugs, the middle section of the reinforcing steel bar is stretched into the stretching groove, the handle is pressed downwards to apply force, the middle section of the reinforcing steel bar is downwards arched to bend, the two ends of the reinforcing steel bar are straight and inwards contracted, and the handle is processed into a standard product of the soil nail positioning clamp meeting the design requirement when being stopped.
Description
Technical Field
The invention relates to the technical field of machining facilities, in particular to a quick machining device for a soil nail positioning clamp.
Background
In the type of foundation pit support, a soil nail wall is a slope reinforcement type support facility, which is used for limiting and reinforcing by inserting soil nails made of steel bars into a foundation pit side slope, paving a steel bar net on the foundation pit side slope, spraying a layer of concrete surface layer on the steel bar net to form a support structure similar to a gravity retaining wall, which is attached to the soil side slope, a traction support system is formed by the soil nails, and a retaining system is formed by spraying anchor concrete, and is commonly used in the construction of non-soft soil pits with lower underground water levels and foundation pit depths within 12 m. The quality of the soil nail wall and whether the soil nail protective layer is qualified or not are greatly related to the pulling-resistant bearing capacity of the soil nail. The basic structure of the conventional soil nail is shown in fig. 1 and 2, the main body consists of a soil nail bar and a plurality of positioning clamps fixedly welded on the soil nail bar at intervals, when the soil nail is used, the soil nail is centrally arranged in a forming hole and is not in direct contact with the hole wall, and a soil nail reinforcing steel bar protective layer is formed after grouting, so that the pulling-resistant bearing capacity of the soil nail is closely related to the structural shape of the positioning clamps and the spacing and the number of the positioning clamps arranged on the soil nail bar, and the soil nail reinforcing steel bar protective layer has a decisive role in controlling the protective layer; the basic structure of the conventional soil nail positioning clamp is shown in fig. 3, and the main body consists of left and right straight sections with the length of A, which are convenient for the two ends to be reliably attached and welded on soil nail bars, and middle arch sections with the arch length of B and the middle arch depth of h, which are defined according to design requirements, can ensure that soil nails are centered in forming holes and do not directly touch the hole walls, and can form a soil nail reliable protection layer after grouting. The current popular soil nail positioning clamp is generally formed by directly bending a steel bar pliers with the diameter of 6mm-8mm and the total length of D=B+4A, is time-consuming and labor-consuming, low in efficiency and relatively high in product cost, and the pliers are difficult to ensure in size, irregular in shape and poor in consistency, so that the uniformity of the soil nail pulling-resistant bearing capacity is influenced to a certain extent, and the standard stability of protective layer control is difficult to ensure; in addition, the positioning cards are generally arranged on the soil nail bar ribs at intervals of 0.5m-2.5m in a mode of uniformly distributing a plurality of groups, and the soil nails are generally arranged on the non-soft soil side slope of the foundation pit at intervals of 1-2m, so that the large amount of the soil nails and the positioning cards thereof and large manufacturing workload are conceivable in foundation pit foundation construction. The existing non-standard processing mode for manufacturing the positioning card by the pliers generally has the defects of original lag of the method, low production efficiency, higher product cost and poor consistency of the shape of the processed product, and the existing defects of low-cost large-scale requirement on the positioning card and standard use requirement for ensuring the stable and anti-pulling bearing capacity of the soil nails in foundation pit construction are difficult to meet, so that the method is not ideal from the aspects of practicality and economy. Therefore, the special processing device for the soil nail positioning card is required to be developed, which is convenient to process, high in yield, low in product cost and consistent in shape and size, can fully meet the requirements of reliable and uniform soil nail anti-pulling bearing capacity and stable use of a constructed protection layer control, so that the technological progress and civilized production level of a positioning card production unit are promoted, and basic guarantee is provided for ensuring the construction quality of foundation pit foundation construction enterprises.
Disclosure of Invention
The invention aims to overcome the defects of original lag of the process, low production efficiency, higher product cost and poor consistency of the quality of processed products in the existing soil nail positioning card processing, and provides a rapid processing device which is beneficial to ensuring the standard, high-efficiency output and low-cost mass production of the soil nail positioning card.
The invention relates to a soil nail positioning and clamping rapid forming processing device, which comprises a main body, a frame, a bending driving mechanism and a reinforcing steel bar clamping limiting mechanism, wherein:
the frame comprises four legs, left and right longitudinal interconnection frame bars fixedly welded between the top ends of the left and right front and rear legs, rear transverse interconnection frame bars fixedly welded between the top ends of the rear left and right legs, and front transverse interconnection bars fixedly welded between the legs of the front left and right legs, which are 2 times as deep as the arch h of the locator card from the top;
the four-leg support legs, the left and right longitudinal interconnecting frame bars and the rear transverse interconnecting frame bars are all made of angle bars or square steel which can ensure the flatness of the working surface and are convenient to reliably weld or assemble and connect, and the front transverse interconnecting bars are made of round steel or reinforced steel;
the left and right longitudinal interconnecting frame strips and the flat upper surfaces of the rear transverse interconnecting frame strips are interconnected to form a U-shaped rack table top, and the outer surface side surfaces of the left and right longitudinal interconnecting frame strips and the flat upper surfaces of the rear transverse interconnecting frame strips form side strips of the U-shaped rack table top;
the bending driving mechanism comprises a long rod-shaped handle with a shaft sleeve fixedly arranged at the top end part, a handle limiting support rotating shaft acted by the transverse interconnecting rod, a handle limiting member acted by left and right limiting nuts arranged on the handle limiting support rotating shaft in a central symmetry manner, and a handle stop member acted by the rear transverse interconnecting rack and having the function of controlling the deflection limiting angle of the handle;
the steel bar clamping and limiting mechanism comprises a lower supporting plate which is formed by left and right longitudinal interconnecting frame bars, a plurality of limiting steel bars which are fixedly welded on the surface of the middle front half part of the lower supporting plate and have the diameter consistent with the diameter of a positioning clamping steel bar to be processed, an upper pressing plate which is welded on the limiting steel bar and has the other end part overhanging to the position near half of the middle rear half part of the lower supporting plate, a positioning clamping steel bar extending groove which is formed by the width of a gap between the lower supporting plate and the overhanging end part of the upper pressing plate and has the bottom of a groove and is defined by the diameter of the limiting steel bar, and steel bar centering positioning lugs which are symmetrically fixed on the left side edge bar and the right side edge bar of a frame table board corresponding to the positioning clamping steel bar extending groove, wherein the surface of the frame table board is consistent with the upper surface of the lower supporting plate, and the distance between the left edge and the right edge corresponds to the designed total length D of the positioning clamping steel bar;
in the assembled state, the shaft sleeve is limited by a left limit nut and a right limit nut which are fixedly arranged at two sides of the shaft sleeve, the shaft sleeve is movably sleeved on the central position of the front transverse interconnecting rod, the front end of the handle is fixedly arranged on the shaft sleeve, and the steel bar centering positioning lug is fixedly arranged on the left side edge strip and the right side edge strip of the U-shaped rack table top;
when the handle is pressed down to apply force on the positioning clamp steel bar, the middle section of the handle is bent downwards, the two ends of the handle are bent downwards and contracted downwards under the limiting clamp of the lower supporting plate, the upper pressing plate and the bottom of the groove, and when the handle is stopped on the rear transverse interconnecting frame bar, the positioning clamp steel bar is processed into a soil nail positioning clamp standard product with the middle arch length of B, the arch depth of h, the left and right ends of straight, the length of A and the shape and the size of the soil nail positioning standard product meet the design requirements, and the soil nail positioning standard product is convenient for continuous high-efficiency and low-cost repeated production.
In addition, the limit steel bars arranged on the lower supporting plate are at least 2; when the steel bar centering positioning lug is used, one side of the steel bar centering positioning lug can be additionally provided with a clamping piece which is convenient to shift and limit according to the requirement, so that the special centering limiting requirement when the length of the actual steel bar to be processed is larger or smaller than the conventional design length D is met.
According to the soil nail positioning card rapid machining device based on the conception, the structure and the shape and the size of the soil nail positioning card to be machined are reasonably designed, the soil nail positioning card rapid machining device is composed of a frame, a forming driving mechanism and a steel bar clamping limiting mechanism, the processed positioning card steel bars can be aligned to the positions rapidly, a handle can be pressed once to be formed, the handle can be lifted up and taken down, machining is rapid and efficient, the uniformity of the shape and the size of a machined soil nail positioning card product can be ensured, the product design requirement and the quality requirement of the soil nail on use are met, and the low-cost large-scale production requirement of the product is met. The soil nail positioning card processing device has novel scheme, simple structure, science and reasonability, high efficiency, rapidness and stable quality of processed products, effectively overcomes the defects of original lag of process, low production efficiency, higher product cost and poor consistency of processed product quality existing in the existing soil nail positioning card processing, is a great innovation product in the aspect of soil nail positioning card production equipment, can meet the low-cost, large-scale and high-quality production requirements of the soil nail positioning card, effectively relieves a great difficulty in the aspect of soil nail positioning card production which is puzzled in the industry at present, and has strong practicability and valuable market application prospect.
Drawings
FIG. 1 is a schematic view of the basic structure of a soil nail associated with the present invention processed product;
FIG. 2 is a schematic view of the use of soil nails associated with the present invention processed product; a kind of electronic device
FIG. 3 is a schematic view of the structure of the soil nail positioning card of the processed product of the invention;
FIG. 4 is a schematic view of the basic structure of an embodiment of the present invention;
FIG. 5 is a schematic view of an initial operating state structure of an embodiment of the present invention;
FIG. 6 is a schematic diagram of the final operating state structure of an embodiment of the present invention;
fig. 7 is a schematic diagram of the working principle of the structural design of the embodiment of the invention.
In the figure:
1. frame 11. Leg 111. Left and right longitudinal interconnecting frame strips 112. Rear transverse interconnecting frame strips
113. Front transverse interconnecting bar 12. U-shaped frame table 13. Side bars
2. Bending driving mechanism 21, handle 211, shaft sleeve 22 and limit supporting rotating shaft
221. Left and right limit nuts 23, limit members 24, stop members
3. Reinforcing steel bar clamping limiting mechanism 31, lower supporting plate 32, limiting reinforcing steel bar 33 and upper pressing plate
34. Extension groove 35, steel bar centering positioning lug 4, positioning clamp steel bar 5 and positioning clamp
Detailed Description
The invention will be further described with reference to the drawings and exemplary embodiments.
In fig. 3, 4, 5, 6 and 7, the soil nail positioning and clamping rapid forming processing device of the invention is characterized by further comprising a reinforcing steel bar clamping limiting mechanism 3, wherein the main body comprises a frame 1 and a bending driving mechanism 2:
the frame 1 comprises four legs 11, left and right longitudinal interconnection frame strips 111 fixedly welded between the top ends of the left and right front and rear legs 11, rear transverse interconnection frame strips 112 fixedly welded between the top ends of the rear left and right legs 11, and front transverse interconnection rods 113 fixedly welded between the legs of the front left and right legs 11, which are 2 times as deep as the arch depth h of the positioning card from the top;
the four-leg supporting leg 11, the left and right longitudinal interconnecting frame strips 111 and the rear transverse interconnecting frame strips 112 are all made of angle bars or square steel which can ensure the flatness of the working surface and are convenient for reliable welding or assembly connection, and the front transverse interconnecting rod 113 is made of round steel or reinforced steel;
the left and right longitudinal interconnecting frame strips 111 and the flat upper surfaces of the rear transverse interconnecting frame strips 112 are interconnected to form a U-shaped rack table top 12, and the outer surface side surfaces of the left and right longitudinal interconnecting frame strips form side strips 13 of the U-shaped rack table top 12;
the bending driving mechanism 2 comprises a long rod-shaped handle 21 with a shaft sleeve 211 fixed on the top end part, a handle limit supporting rotating shaft 22 acted by the transverse interconnecting rod 113, a handle limit member 23 acted by left and right limit nuts 221 arranged on the handle limit supporting rotating shaft 22 in a central symmetry manner, and a handle stop member 24 acted by the rear transverse interconnecting frame bar 112 and having a function of controlling the deflection limit angle of the handle;
the steel bar clamping and limiting mechanism 3 comprises a lower supporting plate 31 which is formed by the left and right longitudinal interconnecting frame strips 111, a plurality of limiting steel bars 32 which are fixedly welded on the surface of the middle front half part of the lower supporting plate 31 and have the diameter consistent with the diameter of a positioning clamp steel bar 4 to be processed, an upper pressing plate 33 which is welded on the limiting steel bar 32 and has the other end part which is hung above the near half part of the middle rear half part of the lower supporting plate 31, a steel bar centering positioning lug 35 which is formed by the clearance between the lower supporting plate 31 and the upper pressing plate 33 and is defined by the diameter of the limiting steel bar 32 and has the width, the end surface of the limiting steel bar 32 is a positioning clamp steel bar extending groove 34 formed by the groove bottom, and steel bar centering positioning lugs 35 which are symmetrically fixed on the left and right side edge strips 13 of a rack table surface corresponding to the positioning clamp steel bar extending groove 34, the surface of which is flat with the upper surface of the lower supporting plate 31 and have the left and right outer edge spacing consistent with the designed total length D of the positioning clamp steel bar 4;
in the assembled state, the shaft sleeve 211 is limited by left and right limiting nuts 221 fixedly arranged at two sides of the shaft sleeve, and is movably sleeved on the center of the front transverse interconnecting rod 113, the front end of the handle 21 is fixedly arranged on the shaft sleeve 211, and the reinforcing steel bar centering positioning lugs 35 are fixedly arranged on left and right side edges 13 of the U-shaped rack table-board 12;
when the handle is pressed and applied to the positioning clamp steel bar 4, the middle section of the positioning clamp steel bar 4 is bent downwards, the two ends of the positioning clamp steel bar 4 are flatly contracted under the limiting clamp of the lower supporting plate 31, the upper pressing plate 33 and the groove bottom, and when the handle is stopped by the rear transverse interconnecting frame strip 112, the positioning clamp steel bar 4 is processed into a shape with a middle arch length of B, a arch depth of h, straight left and right ends and a length of A.
In addition, the limit steel bars 32 arranged on the lower supporting plate 31 are at least 2; when the steel bar centering positioning lug 35 is used, one side of the steel bar centering positioning lug 35 can be additionally provided with a clamping piece which is convenient to shift and limit according to the requirement, so that the special centering limiting requirement when the length of the actual steel bar to be processed is larger or smaller than the conventional design length D can be met.
Claims (1)
1. The utility model provides a quick processingequipment of soil nail locator card, the main part includes frame (1) and bending drive mechanism (2), and its characterized in that still includes reinforcing bar clamping stop gear (3), wherein:
the frame (1) comprises four legs (11), a left and right longitudinal interconnection frame strip (111) fixedly welded between the top ends of the left and right front and rear legs (11), a rear transverse interconnection frame strip (112) fixedly welded between the top ends of the rear left and right legs (11), and a front transverse interconnection rod (113) fixedly welded between the legs of the front left and right legs (11) which are 2 times as deep as the arch depth h of the positioning card from the top;
the four-leg supporting legs (11), the left and right longitudinal interconnecting frame bars (111) and the rear transverse interconnecting frame bars (112) are all made of angle bars or square steel which can ensure the flatness of working surfaces and are convenient to reliably weld or assemble and connect, and the front transverse interconnecting rods (113) are made of round steel or reinforced steel bars;
the flat upper surfaces of the left and right longitudinal interconnecting frame strips (111) and the rear transverse interconnecting frame strips (112) are interconnected to form a U-shaped rack table top (12), and the outer surface side surfaces of the left and right longitudinal interconnecting frame strips form side strips (13) of the U-shaped rack table top (12);
the bending driving mechanism (2) comprises a long rod-shaped handle (21) with a shaft sleeve (211) fixedly arranged at the top end part, a handle limiting and supporting rotating shaft (22) acted by the transverse interconnecting rod (113), a handle limiting member (23) acted by left and right limiting nuts (221) arranged on the handle limiting and supporting rotating shaft (22) in a central symmetry manner, and a handle stop member (24) acted by the rear transverse interconnecting rack (112) and having the function of controlling the deflection limit angle of the handle;
the steel bar clamping and limiting mechanism (3) comprises a lower supporting plate (31) which is formed by left and right longitudinal interconnecting frame strips (111), at least two limiting steel bars (32) which are fixedly welded on the surface of the middle front half part of the lower supporting plate (31) and have diameters consistent with the diameters of positioning clamp steel bars (4) to be processed, an upper pressing plate (33) which is welded on the limiting steel bars (32) and has the other end part suspended above the near half part of the middle rear half part of the lower supporting plate (31), a positioning clamp steel bar extending groove (34) which is formed by the width of a gap between the lower supporting plate (31) and the upper pressing plate (33) and the end surface of the limiting steel bars (32) as a groove bottom, and centering steel bars (35) which are symmetrically fixed on the left and right side edge strips (13) of a rack table surface corresponding to the positioning clamp steel bar extending groove (34), the surface of which is consistent with the upper surface of the lower supporting plate (31) and the left and right edge and edge distance of which is consistent with the total length design D of the positioning clamp steel bars (4);
one side of the steel bar centering positioning lug (35) is additionally provided with a clamping piece which is convenient to shift and limit according to the requirement, so as to meet the special centering limiting requirement when the length of the steel bar to be processed is larger or smaller than the conventional design length D;
in the assembled state, the shaft sleeve (211) is limited by left and right limiting nuts (221) fixedly arranged at two sides of the shaft sleeve and movably sleeved on the central position of the front transverse interconnecting rod (113), the front end of the handle (21) is fixedly arranged on the shaft sleeve (211), and the reinforcing steel bar centering positioning lugs (35) are fixedly arranged on left and right side edges (13) of the U-shaped rack table-board (12);
when the positioning clamp is operated, a front transverse interconnecting rod (113) arranged between the legs of the left foot leg and the right foot leg which are 2 times as far as the arch depth h of the positioning clamp is arranged at the top, a handle (21) can rotate around a shaft at will, a force-applying limiting support rotating shaft (22) is arranged, two ends of a positioning clamp steel bar (4) to be processed are parallel to the outer edges of a centering positioning lug (35), the middle section of the positioning clamp steel bar extends into the steel bar extending groove (34), when the handle is pressed down to apply force on the positioning clamp steel bar (4), the middle section of the positioning clamp steel bar is bent downwards, two ends of the positioning clamp steel bar are flatly retracted under the limiting clamp of a lower supporting plate (31), an upper pressing plate (33) and a groove bottom, and when the handle is stopped on the rear transverse interconnecting rack bar (112), the positioning clamp steel bar (4) is processed into a shape with a middle arch length of B, arch depth h, left end and right end flatly and length A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445465.0A CN110076268B (en) | 2019-05-27 | 2019-05-27 | Quick processingequipment of soil nail locator card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445465.0A CN110076268B (en) | 2019-05-27 | 2019-05-27 | Quick processingequipment of soil nail locator card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110076268A CN110076268A (en) | 2019-08-02 |
| CN110076268B true CN110076268B (en) | 2023-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910445465.0A Active CN110076268B (en) | 2019-05-27 | 2019-05-27 | Quick processingequipment of soil nail locator card |
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| Country | Link |
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| CN (1) | CN110076268B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012020338A (en) * | 2010-06-18 | 2012-02-02 | Yoshitoshi Maeda | Supplementary tool for welding of reinforcing bar |
| CN203390117U (en) * | 2013-07-29 | 2014-01-15 | 中建八局第二建设有限公司 | Machining device of soil nail positioning device |
| CN204817797U (en) * | 2015-07-07 | 2015-12-02 | 西京学院 | On --spot soil nail cover to reinforcement gauge control reinforcing bar producing implement of construction |
| CN206632277U (en) * | 2017-04-13 | 2017-11-14 | 山西八建集团有限公司 | Soil nailing is to medium-height trestle maker |
| CN208067182U (en) * | 2018-03-23 | 2018-11-09 | 中铁建工集团有限公司 | A kind of manual portable bar spacer Rapid manufacturing device of high |
| CN210080614U (en) * | 2019-05-27 | 2020-02-18 | 中铁建工集团有限公司 | Quick processingequipment of soil nail locator card |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6837017B2 (en) * | 2002-08-14 | 2005-01-04 | Hardy Jr Robert M | Apparatus for placing rebar in continuously reinforced concrete paving |
-
2019
- 2019-05-27 CN CN201910445465.0A patent/CN110076268B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012020338A (en) * | 2010-06-18 | 2012-02-02 | Yoshitoshi Maeda | Supplementary tool for welding of reinforcing bar |
| CN203390117U (en) * | 2013-07-29 | 2014-01-15 | 中建八局第二建设有限公司 | Machining device of soil nail positioning device |
| CN204817797U (en) * | 2015-07-07 | 2015-12-02 | 西京学院 | On --spot soil nail cover to reinforcement gauge control reinforcing bar producing implement of construction |
| CN206632277U (en) * | 2017-04-13 | 2017-11-14 | 山西八建集团有限公司 | Soil nailing is to medium-height trestle maker |
| CN208067182U (en) * | 2018-03-23 | 2018-11-09 | 中铁建工集团有限公司 | A kind of manual portable bar spacer Rapid manufacturing device of high |
| CN210080614U (en) * | 2019-05-27 | 2020-02-18 | 中铁建工集团有限公司 | Quick processingequipment of soil nail locator card |
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|---|---|
| CN110076268A (en) | 2019-08-02 |
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