CN111906212B - Portable hydraulic type steel bar bender - Google Patents
Portable hydraulic type steel bar bender Download PDFInfo
- Publication number
- CN111906212B CN111906212B CN202010965807.4A CN202010965807A CN111906212B CN 111906212 B CN111906212 B CN 111906212B CN 202010965807 A CN202010965807 A CN 202010965807A CN 111906212 B CN111906212 B CN 111906212B
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- China
- Prior art keywords
- column
- inner column
- hydraulic
- fixedly connected
- outer barrel
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- 229910000831 Steel Inorganic materials 0.000 title abstract description 13
- 239000010959 steel Substances 0.000 title abstract description 13
- 238000005452 bending Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims 4
- 241001330002 Bambuseae Species 0.000 claims 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 4
- 239000011425 bamboo Substances 0.000 claims 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- B21F1/002—Bending wire other than coiling; Straightening wire by means of manually operated devices, e.g. pliers
-
- 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
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
- B30B1/38—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure wherein the plungers are operated by pressure of a gas, e.g. steam, air
Abstract
The invention relates to the technical field of a steel bar bender, in particular to a portable hydraulic steel bar bender, which comprises a hydraulic cylinder, a hydraulic shaft, support plates and a carrying handle, wherein the hydraulic cylinder is internally provided with the hydraulic shaft, one end of the hydraulic shaft protrudes out of the hydraulic cylinder, the hydraulic cylinder is fixedly connected with two symmetrically distributed support plates, one side of each support plate is fixedly connected with the carrying handle in a shape like a Chinese character 'men' and bent rod shape, one end of each support plate is fixedly connected with a sleeve, the sleeve is movably sleeved with an inner shaft, one end of the hydraulic shaft is provided with an outer barrel, an inner column is connected between the hydraulic shaft and the outer barrel, and one end of the inner column is fixedly connected with the hydraulic shaft. The whole bending machine can meet the processing requirements of reinforcing steel bars of different models.
Description
Technical Field
The invention relates to the technical field of steel bar bending machines, in particular to a portable hydraulic steel bar bending machine.
Background
The portable fluid pressure type angle bending machine among the prior art can satisfy the reinforcing bar processing demand on the building site, and whole angle bending machine has the characteristics of nimble carrying, has greatly made things convenient for the construction, installs the reinforcing bar interception piece of fixed model on the ordinary angle bending machine for drag the reinforcing bar, the crooked demand of dragging of satisfying the reinforcing bar that like this can not be fine.
If the portable hydraulic type steel bar bender can be invented, the steel bar pulling connecting piece can be replaced quickly, so that the length of the inner diameter of the processed steel bar bending section can meet the preset numerical value, the problem can be solved, and the portable hydraulic type steel bar bender is provided.
Disclosure of Invention
The invention aims to provide a portable hydraulic steel bar bender to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a portable hydraulic type steel bar bender comprises a hydraulic cylinder, a hydraulic shaft, a support plate and a carrying handle, wherein the hydraulic shaft is arranged in the hydraulic cylinder, one end of the hydraulic shaft protrudes out of the hydraulic cylinder, the two symmetrically distributed support plates are fixedly connected to the hydraulic cylinder, the carrying handle is fixedly connected to one side of the support plate in a shape like a Chinese character 'men' and bent into a rod shape, a sleeve is fixedly connected to one end of the support plate, an inner shaft is movably sleeved on the sleeve, an outer cylinder is arranged at one end of the hydraulic shaft, an inner column is connected between the hydraulic shaft and the outer cylinder, one end of the inner column is fixedly connected with the hydraulic shaft, the other end of the inner column extends into the outer cylinder, a connecting piece is fixedly connected to one end of the outer cylinder, the outer cylinder is in a shape of a cylinder shell with an opening at one end, the inner column is in a cylindrical shape and is movably sleeved in an inner column in an inner cavity of the outer cylinder, an air pipe cavity is formed in a bottom plate of the outer cylinder, a branch pipe cavity is formed in the inner column, The device comprises a main tube cavity and an auxiliary tube cavity, wherein a plurality of branch tube cavities which are uniformly arranged in a ring mode are connected around the main tube cavity, one side of the main tube cavity is connected with the auxiliary tube cavity, one end of the auxiliary tube cavity extends to the outside of an inner column, a pressure column is arranged at the end part of the main tube cavity, a plurality of guide sliding blocks which are uniformly distributed are arranged on a fixing ring on the side wall of the pressure column, one end of each guide sliding block is contacted with a first spring piece, air valves are arranged in the inner cavities of the main tube cavity and the auxiliary tube cavity, a plurality of clamping blocks which are uniformly distributed are annularly arranged on the outer side wall of the inner column, a central shaft penetrates through the clamping blocks, one side of the central shaft is fixedly connected with an interception block, one end of the interception block is contacted with a second spring piece, the interception block and the second spring pieces are arranged in the clamping blocks, one side of the clamping block is contacted with a telescopic column, one end of the telescopic column is fixedly connected with a corrugated pipe, and the telescopic column and the corrugated pipe are arranged in a cylindrical groove formed in the inner column, one end of the branch pipe cavity is connected with the bottom surface of the cylindrical groove on the inner column.
Preferably, the air valve comprises a ventilating plate, a spring, a sealing ball and a positioning cylinder, wherein one end of the spring is in contact with the ventilating plate, the other end of the spring is in contact with the sealing ball, one end, far away from the spring, of the sealing ball is in contact with the positioning cylinder, and the ventilating plate and the positioning cylinder are fixed on the inner column.
Preferably, the ventilation plate is a circular plate, a plurality of through holes are uniformly distributed in the plate body, the positioning cylinder is a cylinder, a spherical groove is formed in the middle of the bottom surface of one side of the cylinder body, the sealing ball is arranged in the spherical groove of the positioning cylinder in a fit mode, and the positioning cylinder is provided with two symmetrically distributed thin tube cavities.
Preferably, the central shaft is movably sleeved in a through hole formed in the fixture block, the end part of the central shaft is fixedly embedded into an entity of the inner column, one side of the central shaft is fixedly connected with an arc-shaped columnar interception block, the second spring piece is in a wave plate shape, and the interception block and the second spring piece are arranged in an arc-shaped column groove formed in the inner wall of the through hole of the fixture block.
Preferably, the telescopic column is cylindrical, a plurality of uniformly distributed convex sliding blocks are arranged on the upper fixing ring of the side wall of the column body, the convex sliding blocks on the telescopic column partially extend into sliding grooves formed in the inner wall of a cylindrical groove in the inner column, the telescopic column and the corrugated pipe are movably sleeved in the cylindrical groove of the inner column, and one end of the corrugated pipe is fixedly connected with the bottom surface of the cylindrical groove in the inner column.
Preferably, the clamping block is in a fan-shaped plate shape, the clamping block is arranged in a plate groove formed in the outer wall of the inner column, the clamping block partially protrudes into a triangular groove formed in the side wall of the inner cavity of the outer barrel, one end of the air pipe cavity is connected with the bottom surface of the inner cavity of the outer barrel, and the other end of the air pipe cavity extends to the outside of the outer barrel.
Compared with the prior art, the invention has the beneficial effects that:
1. the structure and design of the invention realize the quick replacement work of connecting pieces with different models and sizes, and the air flow in the inner column can be caused to flow only by pressing the handle, so as to realize the control of the clamping block, thus controlling the connection state between the outer barrel and the inner column, having stable and strong functions, and ensuring that the whole bending machine can meet the processing requirements of reinforcing steel bars with different models;
2. the device can cause the airflow transmission in the inner column by controlling the movement of the pressure column, and the elastic sheet springs rebound to push the fixture blocks to rotate and retract into the inner column by acting the air pressure suction force on the telescopic column, so that the telescopic column can move and the fixture blocks are not supported any more.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a diagram showing a distribution of positions of the fixture blocks;
fig. 3 is a schematic structural diagram of a in fig. 2.
In the figure: the hydraulic cylinder 1, the hydraulic shaft 2, the support plate 3, the carrying handle 4, the outer cylinder 5, the inner column 6, the connecting piece 7, the air cavity 8, the branch cavity 9, the main cavity 10, the auxiliary cavity 11, the pressure column 12, the guide slider 13, the first spring piece 14, the first air valve 15, the clamping block 16, the central shaft 17, the blocking block 18, the second spring piece 19, the telescopic column 20, the corrugated pipe 21, the ventilating plate 22, the spring 23, the sealing ball 24, the positioning cylinder 25, the handle 26, the reinforcing steel bar 27, the sleeve 28, the inner shaft 29, the oil delivery pipe 30 and the spring piece 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a portable hydraulic steel bar bender comprises a hydraulic cylinder 1, a hydraulic shaft 2, supporting plates 3 and a carrying handle 4, wherein the hydraulic shaft 2 is arranged in the hydraulic cylinder 1, one end of the hydraulic shaft 2 protrudes out of the hydraulic cylinder 1, the hydraulic cylinder 1 is fixedly connected with the two supporting plates 3 which are symmetrically distributed, one side of each supporting plate 3 is fixedly connected with the carrying handle 4 which is shaped like a Chinese character 'men' and bent into a rod, one end of each supporting plate 3 is fixedly connected with a sleeve 28, an inner shaft 29 is movably sleeved on each sleeve 28, one end of the hydraulic shaft 2 is provided with an outer cylinder 5, an inner column 6 is connected between the hydraulic shaft 2 and the outer cylinder 5, one end of each inner column 6 is fixedly connected with the hydraulic shaft 2, the other end of each inner column 6 extends into the outer cylinder 5, one end of the outer cylinder 5, which is far away from the inner column 6, is in the shape of a cylinder shell with an opening at one end, the inner column 6 is cylindrical and is movably sleeved in an inner cavity of the outer cylinder 5, an air tube cavity 8 is arranged on a bottom plate of the outer barrel 5, a branch tube cavity 9, a main tube cavity 10 and an auxiliary tube cavity 11 are arranged in an inner column 6, a plurality of branch tube cavities 9 which are uniformly and annularly arranged are connected around the main tube cavity 10, one side of the main tube cavity 10 is connected with the auxiliary tube cavity 11, one end of the auxiliary tube cavity 11 extends to the outside of the inner column 6, one end of the main tube cavity 10 extends to the outside of the inner column 6, a pressure column 12 is arranged at the end part of the main tube cavity 10, a plurality of guide sliders 13 which are uniformly distributed are fixedly arranged on the side wall of the pressure column 12, one end of each guide slider 13 is contacted with a first spring piece 14, air valves 15 are arranged in inner cavities of the main tube cavity 10 and the auxiliary tube cavity 11, a plurality of clamping blocks 16 which are uniformly distributed are annularly arranged on the outer side wall of the inner column 6, a central shaft 17 penetrates through the clamping blocks 16, a blocking block 18 is fixedly connected to one side of the central shaft 17, one end of the blocking block 18 is contacted with a second spring piece 19, the blocking block 18 and the second spring piece 19 are arranged in the clamping blocks 16, one side of the clamping block 16 is contacted with a telescopic column 20, one end of the telescopic column 20 is fixedly connected with a corrugated pipe 21, the telescopic column 20 and the corrugated pipe 21 are arranged in a cylindrical groove formed in the inner column 6, one end of the branch pipe cavity 9 is connected with the bottom surface of the cylindrical groove in the inner column 6, referring to fig. 1, two oil conveying pipes 30 are connected to the hydraulic cylinder 1, one end of the oil conveying pipe 30 at one side of the hydraulic cylinder 1 is connected with an oil supply mechanism in the prior art, so that oil supply work for the hydraulic cylinder 1 is realized, hydraulic oil is gradually injected into the hydraulic cylinder 1, the hydraulic shaft 2 is forced to move, the hydraulic shaft 2 is gradually retracted into the hydraulic cylinder 1, the hydraulic shaft 2 moves to drive the inner column 6, further the outer cylinder 5 is controlled, the outer cylinder 5 moves to drive the connecting piece 7, the connecting piece 7 moves to realize the pulling effect on the reinforcing steel bar 27, the sleeve 28 intercepts the reinforcing steel bar 27, so that the reinforcing steel bar 27 is forced to be gradually bent, and the processing of the reinforcing steel bar 27 is realized.
The air valve 15 comprises a ventilation plate 22, a spring 23, a sealing ball 24 and a positioning cylinder 25, one end of the spring 23 is contacted with the ventilation plate 22, the other end of the spring 23 is contacted with the sealing ball 24, one end of the sealing ball 24, which is far away from the spring 23, is contacted with the positioning cylinder 25, and the ventilation plate 22 and the positioning cylinder 25 are fixed on the inner column 6.
The shape of the ventilation plate 22 is a circular plate, a plurality of through holes which are evenly distributed are formed in the plate body, the shape of the positioning cylinder 25 is a cylinder, a spherical groove is formed in the middle of the bottom surface of one side of the cylinder body, the sealing ball 24 is arranged in the spherical groove of the positioning cylinder 25 in a matching mode, and two thin tube cavities which are symmetrically distributed are formed in the positioning cylinder 25.
The central shaft 17 is movably sleeved in a through hole formed in the fixture block 16, the end part of the central shaft 17 is fixedly embedded in an entity of the inner column 6, one side of the central shaft 17 is fixedly connected with an arc-shaped columnar intercepting block 18, the second spring piece 19 is in a wave plate shape, and the intercepting block 18 and the second spring piece 19 are arranged in an arc-shaped column groove formed in the inner wall of the through hole of the fixture block 16.
The telescopic column 20 is cylindrical and is provided with a plurality of uniformly distributed convex sliding blocks on the side wall of the column body in a fixing mode, the convex sliding blocks on the telescopic column 20 partially extend into sliding grooves formed in the inner wall of a cylindrical groove on the inner column 6, the telescopic column 20 and the corrugated pipe 21 are movably sleeved in the cylindrical groove of the inner column 6, and one end of the corrugated pipe 21 is fixedly connected with the bottom surface of the cylindrical groove of the inner column 6.
The fixture block 16 is in a fan-shaped plate shape, the fixture block 16 is arranged in a plate groove formed in the outer wall of the inner column 6, the fixture block 16 partially protrudes into a triangular groove formed in the side wall of the inner cavity of the outer barrel 5, one end of the air pipe cavity 8 is connected with the bottom surface of the inner cavity of the outer barrel 5, and the other end of the air pipe cavity 8 extends to the outside of the outer barrel 5.
The working principle is as follows: the inner column 6 moves to drive the outer barrel 5 through the clamping blocks 16, the outer barrel 5 moves to control the connecting piece 7, the control on the pressure column 12 can be realized by pressing the handle 26, the pressure column 12 moves to generate airflow flowing in the inner column 6, the control on the telescopic column 20 is further realized, the telescopic column 20 does not support the clamping blocks 16 any more, the spring piece II 19 rebounds to push the clamping blocks 16, the clamping blocks 16 rotate and retract into the inner column 6, the synchronous fixed state of the outer barrel 5 and the inner column 6 can be broken, the connecting pieces 7 of a plurality of models are prepared in advance, each connecting piece 7 is fixed with one outer barrel 5, thus the quick replacement operation of the connecting pieces 7 with different models and sizes can be realized, the specific flow is that the pressure column 12 sinks into the inner column 6, the air between the two air valves 15 is extruded, the air flow pushes up the sealing ball 24 in the auxiliary pipe cavity 11, and the sealing ball 24 and the positioning barrel 25 are forced to be separated, thus, the airflow is discharged outside through the auxiliary lumen 11, then the first spring leaf 14 rebounds to push the guide slider 13, the guide slider 13 moves to control the pressure column 12 to move towards the outside of the inner column 6, the generated air pressure suction force adsorbs the air in a plurality of branch lumens 9, further the air in the corrugated pipe 21 is sucked out through the branch lumens 9, the corrugated pipe 21 deforms and contracts, the air pressure suction force acts on the telescopic column 20, the telescopic column 20 moves away from the fixture block 16, thus the second spring leaf 19 rebounds to push the fixture block 16 to retract into the inner column 6 directly, the inner column 6 can be drawn out on the outer barrel 5, the synchronous fixed state of the outer barrel 5 and the inner column 6 is broken, the new outer barrel 5 is sleeved on the inner column 6 again, the inner column 6 can be directly inserted into the new outer barrel 5, the fixture block 16 is aligned with the triangular groove on the outer barrel 5, at the moment, the external airflow permeates through the thin lumen on the positioning barrel 25, and further the airflow is gradually supplemented into the inner cavity of the corrugated pipe 21, the third spring piece 31 rebounds to push the convex sliding block on the side wall, the rebounding influence of the third spring piece 31 is larger than the rebounding influence of the second spring piece 19, and then the clamping block 16 rotates into the triangular groove of the outer barrel 5 again, so that the outer barrel 5 is fixedly connected with the inner column 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable fluid pressure type angle bending machine, includes hydraulic pressure section of thick bamboo (1), hydraulic pressure axle (2), backup pad (3) and carrying handle (4), be provided with hydraulic pressure axle (2) in hydraulic pressure section of thick bamboo (1), hydraulic pressure axle (2) one end protrusion is outside to hydraulic pressure section of thick bamboo (1), backup pad (3) of two symmetric distributions of fixedly connected with on hydraulic pressure section of thick bamboo (1), one side fixedly connected with door font of backup pad (3) is buckled shaft-like carrying handle (4), the one end fixedly connected with sleeve (28) of backup pad (3), and the movable sleeve has interior axle (29), its characterized in that on sleeve (28): an outer barrel (5) is arranged at one end of the hydraulic shaft (2), an inner column (6) is connected between the hydraulic shaft (2) and the outer barrel (5), one end of the inner column (6) is fixedly connected with the hydraulic shaft (2), the other end of the inner column (6) extends into the outer barrel (5), a connecting piece (7) is fixedly connected with one end of the outer barrel (5) far away from the inner column (6), the outer barrel (5) is in a cylindrical shell shape with an open end, the inner column (6) is cylindrical, the inner column (6) is movably sleeved in an inner cavity of the outer barrel (5), an air tube cavity (8) is formed in a bottom plate of the outer barrel (5), a branch tube cavity (9), a main tube cavity (10) and an auxiliary tube cavity (11) are formed in the inner column (6), a plurality of branch tube cavities (9) which are uniformly and annularly arranged are connected around the main tube cavity (10), one side of the main tube cavity (10) is connected, one end of the auxiliary tube cavity (11) extends to the outside of the inner column (6), one end of the main tube cavity (10) extends to the outside of the inner column (6), the end part of the main tube cavity (10) is provided with a pressure column (12), the side wall of the pressure column (12) is provided with a plurality of guide sliding blocks (13) which are uniformly distributed in a fixing ring mode, one end of each guide sliding block (13) is in contact with a first spring piece (14), air valves (15) are arranged in the inner cavities of the main tube cavity (10) and the auxiliary tube cavity (11), the outer side wall of the inner column (6) is annularly provided with a plurality of clamping blocks (16) which are uniformly distributed in a surrounding mode, a central shaft (17) penetrates through each clamping block (16), one side of the central shaft (17) is fixedly connected with a blocking block (18), one end of each blocking block (18) is in contact with a second spring piece (19), each blocking block (18) and each spring piece (19) are arranged in each clamping block (16), and one side of each clamping block (16) is in contact with a telescopic column (20), one end of the telescopic column (20) is fixedly connected with a corrugated pipe (21), the telescopic column (20) and the corrugated pipe (21) are arranged in a cylindrical groove formed in the inner column (6), and one end of the branch pipe cavity (9) is connected with the bottom surface of the cylindrical groove in the inner column (6); the clamping block (16) is in a fan-shaped plate shape, the clamping block (16) is arranged in a plate groove formed in the outer wall of the inner column (6), part of the clamping block (16) protrudes into a triangular groove formed in the side wall of the inner cavity of the outer barrel (5), one end of the air pipe cavity (8) is connected with the bottom surface of the inner cavity of the outer barrel (5), and the other end of the air pipe cavity (8) extends to the outside of the outer barrel (5).
2. A hand-held hydraulic bar bender according to claim 1, wherein: the air valve (15) comprises a ventilation plate (22), a spring (23), a sealing ball (24) and a positioning cylinder (25), wherein the ventilation plate (22) is contacted with one end of the spring (23), the sealing ball (24) is contacted with the other end of the spring (23), the positioning cylinder (25) is contacted with one end, far away from the spring (23), of the sealing ball (24), and the ventilation plate (22) and the positioning cylinder (25) are fixed on the inner column (6).
3. A hand-held hydraulic bar bender according to claim 2, wherein: the ventilation plate (22) is a circular plate, a plurality of through holes are uniformly distributed in the plate body, the positioning cylinder (25) is a cylinder, a spherical groove is formed in the middle of the bottom surface of one side of the cylinder body, the sealing ball (24) is arranged in the spherical groove of the positioning cylinder (25) in a matching mode, and two symmetrically-distributed thin tube cavities are formed in the positioning cylinder (25).
4. A hand-held hydraulic bar bender according to claim 1, wherein: the central shaft (17) is movably sleeved in a through hole formed in the fixture block (16), the end portion of the central shaft (17) is fixedly embedded into an entity of the inner column (6), one side of the central shaft (17) is fixedly connected with an arc-shaped columnar intercepting block (18), the second spring piece (19) is in a wave plate shape, and the intercepting block (18) and the second spring piece (19) are arranged in an arc-shaped column groove formed in the inner wall of the through hole of the fixture block (16).
5. A hand-held hydraulic bar bender according to claim 1, wherein: the telescopic column (20) is cylindrical, a plurality of uniformly distributed convex sliding blocks are arranged on the upper fixing ring of the side wall of the column body, the convex sliding blocks on the telescopic column (20) partially extend into sliding grooves formed in the inner wall of a cylindrical groove in the inner column (6), the telescopic column (20) and the corrugated pipe (21) are movably sleeved in the cylindrical groove in the inner column (6), and one end of the corrugated pipe (21) is fixedly connected with the bottom surface of the cylindrical groove in the inner column (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010965807.4A CN111906212B (en) | 2020-09-15 | 2020-09-15 | Portable hydraulic type steel bar bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010965807.4A CN111906212B (en) | 2020-09-15 | 2020-09-15 | Portable hydraulic type steel bar bender |
Publications (2)
| Publication Number | Publication Date |
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| CN111906212A CN111906212A (en) | 2020-11-10 |
| CN111906212B true CN111906212B (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010965807.4A Active CN111906212B (en) | 2020-09-15 | 2020-09-15 | Portable hydraulic type steel bar bender |
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| CN (1) | CN111906212B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112706380B (en) * | 2021-01-20 | 2022-09-06 | 江门市百恊成塑料制品有限公司 | Stroke control structure for injection molding machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5615572A (en) * | 1995-01-12 | 1997-04-01 | Hunjohn, Inc. | Hydraulic tube bender |
| JPH08243670A (en) * | 1995-03-03 | 1996-09-24 | Kita Osami | Device for bending reinforced steel bar |
| CN202087732U (en) * | 2011-05-17 | 2011-12-28 | 长春旭阳富维江森汽车座椅骨架有限责任公司 | Automatic double-end steel wire bending machine |
| CN202539420U (en) * | 2012-02-02 | 2012-11-21 | 济宁鲁力筋工机械有限公司 | Handheld hydraulic bender |
| CN203737891U (en) * | 2013-12-31 | 2014-07-30 | 江苏永钢集团有限公司 | Steel bar bender |
| CN104308051B (en) * | 2014-09-26 | 2016-03-30 | 莱芜文保工艺制品有限公司 | Steel wire square frame forming machine |
| CN106694746B (en) * | 2016-12-30 | 2018-06-29 | 重庆大友金属有限责任公司 | Plate stamping method |
| CN208341400U (en) * | 2018-05-24 | 2019-01-08 | 惠州大亚湾鹏涛环保服务有限公司 | A kind of metal plate collating unit |
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| CN111906212A (en) | 2020-11-10 |
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Effective date of registration: 20210728 Address after: 318025 Gao Qiao Jie Dao San Tan Cun, Huangyan District, Taizhou City, Zhejiang Province Applicant after: Taizhou Huangyan Boyuan Automobile Co.,Ltd. Address before: 313000 No. 898, Zhongxing North Road, Wukang Town, Deqing County, Huzhou City, Zhejiang Province Applicant before: Lu Lijun |
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Denomination of invention: A handheld hydraulic steel bar bending machine Granted publication date: 20210817 Pledgee: Bank of Ningbo Co.,Ltd. Taizhou Branch Pledgor: Taizhou Huangyan Boyuan Automobile Co.,Ltd. Registration number: Y2024330000115 |